CN103660738B - A kind of Full-automatic electric pencil sharpener - Google Patents
A kind of Full-automatic electric pencil sharpener Download PDFInfo
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- CN103660738B CN103660738B CN201310710465.1A CN201310710465A CN103660738B CN 103660738 B CN103660738 B CN 103660738B CN 201310710465 A CN201310710465 A CN 201310710465A CN 103660738 B CN103660738 B CN 103660738B
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- transmission shaft
- power transmission
- slide block
- hobboing cutter
- delayer
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- 229910000831 Steel Inorganic materials 0.000 claims description 3
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- 238000009499 grossing Methods 0.000 abstract description 6
- 240000002853 Nelumbo nucifera Species 0.000 abstract 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 abstract 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
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Abstract
The invention discloses a kind of Full-automatic electric pencil sharpener, comprise hobboing cutter tool (1), a resistance block (2), power transmission shaft (3), touch slide block (4), clutch gear (5), delayer (6), starting switch (7), shutdown switch (8), planetary reduction gear (9), motor (10), housing (101), power interface (12).During employing work of the present invention, hobboing cutter tool, shake-up slide block touch starting switch downwards, and driven by motor planetary reduction gear, power transmission shaft, hobboing cutter tool rotate, automatic sharpening pen; When nib is shaping, a core point shake-up resistance block promotes clutch gear downwards and engages with delayer and drive delayer to touch shutdown switch, automatically stops to cut; From clutch gear engages with delayer to shake-up shutdown switch only, because of the undirected lower feeding of nib, hobboing cutter tool rotates written smoothing without lotus, automatic light pen; During disconnected core, extract pencil out and again insert and cuts pen, automatically rubbed the technical scheme of disconnected core by the hobboing cutter again started, make electro-motion pencil sharpener reach automatic sharpening pen, stop cutting, the object of light pen and disconnected core processing capacity.
Description
Technical field
The present invention relates to a kind of pencil electro-motion pencil sharpener, specifically referring to for sharpening a pencil, there is automatic sharpening pen, automatically stop cutting, light pen and a kind of Full-automatic electric pencil sharpener from dynamic circuit breaker core processing capacity automatically.
Background technology
Electro-motion pencil sharpener drives the hobboing cutter of planetary motion to cut the electronic stationery of one of pencil nib processed by motor, hereinafter referred to as penknife, when the penknife of prior art works, one end of pencil is inserted and cuts pen mouth, starter motor, motor drives hobboing cutter to make around pencil the nib that planetary cutting movement cuts pencil processed, cuts pen complete, extract pencil out, this is for cutting pen; Cut pen whether complete entirely with the feel of operator, otherwise penknife can by whole pencil cutting totally, therefore, when extract pencil stopping out and cut pen and be called and stop cutting; In addition, the cutting face of cutting the complete nib of pen is coarse and remain wood chip, core bits, makes the outward appearance of nib indecency, ceremony is required to the pencil use occasion of being particular about, need manually to carry out polishing smoothing by fine sandpaper to the cutting face of nib, remove detritus and be called light pen; Meet disconnected core if cut in a process, then need the housing manually opening penknife, get rid of disconnected core, again continue afterwards to cut pen, get rid of disconnected core and be called disconnected core process; The penknife of prior art only cuts a function, do not possess automatically stop to cut, light pen and the function from the process of dynamic circuit breaker core automatically, therefore, prior art exist do not possess automatically stop to cut, the problems and shortcomings of light pen and disconnected core processing capacity.
Summary of the invention
For above-mentioned prior art Problems existing with not enough, the present invention adopts the device be made up of hobboing cutter tool, a resistance block, power transmission shaft, shake-up slide block, clutch gear, delayer, starting switch, shutdown switch, planetary reduction gear, motor, housing, power interface, be followed successively by from top to bottom, hobboing cutter tool, shake-up slide block, clutch gear, starting switch, delayer, shutdown switch, planetary reduction gear and motor, wherein, hinder a block and can slide up and down the inner chamber bottom of cutting pen mouth being positioned at hobboing cutter tool; Power transmission shaft will touch slide block, clutch gear series connection, and the upper end of power transmission shaft is connected with hobboing cutter tool, and lower end is connected with the output of planetary reduction gear; The upper end of the feeler lever of clutch gear contacts with a resistance block through the feeler lever hole of power transmission shaft, is provided with A back-moving spring, is provided with B back-moving spring below clutch gear below shake-up slide block; Starting switch corresponds to the below of touching slide block, and it is corresponding with the turn head of the D reduction gearing of delayer that shutdown switch is positioned at the below of delayer; Often the starting of starting switch closes contact, the normally closed dynamic open contact of shutdown switch, the power interface series connection of motor are connected with power interface; Housing is support and the container that above-mentioned component is contained in carrying, and power interface is located on housing; During work, power interface is connected with external power, pencil inserts to be cut pen mouth and exerts a force downwards, hobboing cutter tool, shake-up slide block compression A back-moving spring move down, touch slide block and touch starting switch, starting switch closes, electric motor starting, motor drives hobboing cutter tool rotary cutting pencil through planetary reduction gear, power transmission shaft, is automatic sharpening pen; When the pen head part of pencil cuts into type, the core point of nib touches a resistance block and rotates with power transmission shaft limit through feeler lever promotion clutch gear downwards, and rim drive axle moves down, and clutch gear engages with the C reduction gearing of delayer, and B back-moving spring is compressed; C reduction gearing drives the crop rotation of D reducing gear to be rotated in deceleration to be compressed by torsion spring, and the turn head of D reduction gearing touches shutdown switch with the rotation of D reduction gearing simultaneously, and motor stops, and is and automatically stops to cut; From clutch gear engages with C reduction gearing, only touch shutdown switch to the described turn head of D reduction gearing, hobboing cutter tool continues to rotate around nib under the state of the undirected lower length feed of nib, detritus is removed in the cutting face smoothing of nib, is automatic light pen; Afterwards, upwards extract pencil out from cutting pen mouth, B back-moving spring drives clutch gear, a resistance block upwards resets, A back-moving spring drives shake-up slide block, hobboing cutter tool upwards resets; When clutch gear resets and departs from described D reduction gearing, torsion spring drives described D reduction gearing, C reduction gearing to reversely rotate reset; Disconnected core is met if cut in a process, only need extract pencil out and again insert and carry out cutting pen, disconnected core is namely by the technical scheme from the process of dynamic circuit breaker core that the hobboing cutter that again starts rubs, a kind of Full-automatic electric pencil sharpener provided, is intended to that electro-motion pencil sharpener is reached and possesses automatic sharpening pen, automatically stops cutting, light pen and the object from dynamic circuit breaker core processing capacity automatically.
The object of the present invention is achieved like this: a kind of Full-automatic electric pencil sharpener, comprise hobboing cutter tool, resistance a block, power transmission shaft, shake-up slide block, clutch gear, delayer, starting switch, shutdown switch, planetary reduction gear, motor, housing, power interface, wherein: described hobboing cutter tool be by knife rest and hobboing cutter form around pencil do planetary cutting movement cut pencil nib processed cut an element, described knife rest center is provided with the above-below direction for inserting pencil, up big and down small conical passage is called and cuts pen mouth;
A described resistance block is columniform plastics matter component;
Described power transmission shaft is the steel components of cylinder step, and the top of power transmission shaft is provided with string and cuts columniform connection tenon and be called tenon; The middle part of power transmission shaft is provided with annular flange step and is called gear platform, the bottom cylinder of power transmission shaft is that the groove shape of above-below direction is called keyway, cuts columniform connection tenon and is called lower tenon being provided with string along the bottom of relative power transmission shaft cylinder with the notch of described keyway; The upper end center of power transmission shaft is provided with above-below direction and the manhole communicated with the upper end of described keyway is called feeler lever hole;
Described shake-up slide block is the plastics matter component of up-small and down-big cylinder step bulk, and the manhole that the center of touching above the small stair of slide block top is provided with above-below direction is called moving axis hole; Touch and to be provided with that two protrude, the circular cylinder that is parallel to each other is called guide pillar below slide block downwards, on described guide pillar, cover has A back-moving spring;
Described clutch gear is spur gear wheel, and the center above clutch gear is provided with cylindrical bar protruding upward and is called feeler lever, being above provided with around described feeler lever the through hole that the annulus be slidably matched with the described keyway of power transmission shaft lacks shape and being called keyhole of clutch gear;
Described delayer is for be made up of C reduction gearing, D reduction gearing, torsion spring, wherein, described C reduction gearing is the up big and down small series connection spur gear wheel being provided with rotating shaft, described D reduction gearing is the spur gear wheel being provided with rotating shaft, and the edge below D reduction gearing is provided with a convex closure protruded downwards and is called turn head; Described torsion spring is snail torsion spring; Lower pinion and the D reduction gearing of C reduction gearing are connected with a joggle, and the rotating shaft above D reduction gearing is fixedly connected with the center-side of torsion spring;
Described starting switch, shutdown switch be provided with often start close, the normally closed dynamic actuating type circuit changing switch opening contact;
Described planetary reduction gear is the deceleration device be made up of planetary motion meshed gears group;
Described motor is direct current generator;
Described housing is that inside is provided with the described hobboing cutter tool of carrying, touches slide block, the support of clutch gear, delayer, starting switch, shutdown switch, planetary reduction gear, motor, power interface component and be installed in the plastics matter thin-walled pressure vessel of chip bin;
From top to bottom, annexation is followed successively by, hobboing cutter tool, shake-up slide block, clutch gear, starting switch, delayer, shutdown switch, planetary reduction gear and motor, and wherein, a resistance block can slide up and down the lower lumen of cutting pen mouth being arranged in hobboing cutter tool; The lower end interface of the described upper tenon of power transmission shaft and the described knife rest of hobboing cutter tool is slidably connected, and the described lower tenon of power transmission shaft is fixedly connected with the output of planetary reduction gear; Touch slide block slide above holder with described knife rest below, touch the described moving axis hole slip cap of slide block on the top of power transmission shaft, the described gear platform of power transmission shaft is positioned at the below of touching slide block, the guide hole that the internal stent that the described guide pillar slip touching slide block is arranged in housing is arranged, described A back-moving spring resiliency supported is below shake-up slide block and between the upper edge of described guide hole; The described keyhole of clutch gear can slide up and down fit with the described keyway of power transmission shaft and be connected, be provided with below clutch gear and lift the B back-moving spring of clutch gear for upwards elasticity, the described lower end of B back-moving spring is connected with the internal stent of housing, the upper end of the described feeler lever of clutch gear through power transmission shaft feeler lever hole with hinder a block and contact; Starting switch correspondence is fixed on touches the below of slide block, and shutdown switch is fixed in the below of delayer and corresponding with the described turn head of the D reduction gearing of delayer; Contact, the normally closed dynamic open contact of shutdown switch are closed in often starting of starting switch, the power line of motor is connected afterwards and power interface is connected in parallel; The output shaft of motor is connected with the input of planetary reduction gear; Delayer, planetary reduction gear, motor are fixedly connected with the internal stent of housing respectively; The outer end of described torsion spring of delayer is fixedly connected with the internal stent of housing; Power interface is fixed on the sidewall of housing; Described A back-moving spring, B back-moving spring are cylindroid helical-coil compression spring.
Operation principle and beneficial effect
During work, power interface is connected with external power, pencil inserts to be cut pen mouth and exerts a force downwards, hobboing cutter tool, shake-up slide block compression A back-moving spring move down, touch slide block and touch starting switch, starting switch closes, electric motor starting, motor drives hobboing cutter tool rotary cutting pencil through planetary reduction gear, power transmission shaft, is automatic sharpening pen;
When the pen head part of pencil cuts into type, a core point shake-up resistance block of nib rotates rim drive axle through described feeler lever promotion clutch gear with power transmission shaft limit downwards and moves down, clutch gear engages with the described C reduction gearing of torsion spring delayer, described B back-moving spring is compressed, described C reduction gearing drives the crop rotation of described D reducing gear to be rotated in deceleration to be compressed by described torsion spring, simultaneously the described turn head of D reduction gearing touches shutdown switch with the rotation of D reduction gearing, and motor stops, and is and automatically stops to cut;
From clutch gear engages with C reduction gearing, to the process that the described turn head shake-up shutdown switch of D reduction gearing stops, after clutch gear engages with C reduction gearing, the nib of pencil no longer moves down, because the described turn head of D reduction gearing not yet touches shutdown switch, motor not yet stops, now, hobboing cutter tool still continues to rotate, under the state of the undirected lower length feed of nib around nib, hobboing cutter tool is by the cutting face smoothing of nib and remove detritus, is automatic light pen;
Afterwards, upwards extract pencil out from cutting pen mouth, B back-moving spring drives clutch gear, a resistance block upwards resets, A back-moving spring drives shake-up slide block, hobboing cutter tool upwards resets; When clutch gear resets and departs from described D reduction gearing, torsion spring drives described D reduction gearing, C reduction gearing to reversely rotate reset;
Meet disconnected core if cut in a process, only need extract pencil out and again insert and carry out cutting pen, be stuck in the disconnected core cutting pen mouth bottom and namely rubbed by the hobboing cutter again started, therefore be from the process of dynamic circuit breaker core.
This device electro-motion pencil sharpener is possessed automatic sharpening pen, automatically stop cutting, light pen and the function from the process of dynamic circuit breaker core automatically.
Beneficial design is expanded
The hobboing cutter tool of this device, can Expanding design be removable type of attachment, be convenient to user and upgrade hobboing cutter tool voluntarily.
Above-mentioned, the present invention adopts the device be made up of hobboing cutter tool, a resistance block, power transmission shaft, shake-up slide block, clutch gear, delayer, starting switch, shutdown switch, planetary reduction gear, motor, housing, power interface, wherein, hinder a block and can slide up and down the inner chamber bottom of cutting pen mouth being positioned at hobboing cutter tool; Power transmission shaft will touch slide block, clutch gear series connection, and the upper end of power transmission shaft is connected with hobboing cutter tool, and lower end is connected with the output of planetary reduction gear; The upper end of the feeler lever of clutch gear contacts with a resistance block through the feeler lever hole of power transmission shaft, is provided with A back-moving spring, is provided with B back-moving spring below clutch gear below shake-up slide block; Starting switch corresponds to the below of touching slide block, and it is corresponding with the turn head of the D reduction gearing of delayer that shutdown switch is positioned at the below of delayer; Often the starting of starting switch closes contact, the normally closed dynamic open contact of shutdown switch, the power line series connection of motor are connected with power interface again; Housing is support and the container that above-mentioned component is contained in carrying, and power interface is located on housing; During work, power interface is connected with external power, pencil inserts to be cut pen mouth and exerts a force downwards, hobboing cutter tool, shake-up slide block compression A back-moving spring move down, touch slide block and touch starting switch, electric motor starting, motor drives hobboing cutter tool rotary cutting pencil through planetary reduction gear, power transmission shaft, is automatic sharpening pen; When the pen head part of pencil cuts into type, the core point of nib touches a resistance block and rotates with power transmission shaft limit through feeler lever promotion clutch gear downwards, and rim drive axle moves down, and clutch gear engages with the C reduction gearing of delayer, and B back-moving spring is compressed; C reduction gearing drives the crop rotation of D reducing gear to be rotated in deceleration to be compressed by torsion spring, and the turn head of D reduction gearing touches shutdown switch with the rotation of D reduction gearing simultaneously, and motor stops, and is and automatically stops to cut; From clutch gear engages with C reduction gearing, described turn head to D reduction gearing only touches shutdown switch, hobboing cutter tool to continue to rotate around nib under the state of the undirected lower length feed of nib, detritus is removed in the cutting face smoothing of nib, is automatic light pen; Afterwards, upwards extract pencil out from cutting pen mouth, B back-moving spring drives clutch gear, a resistance block upwards resets, A back-moving spring drives shake-up slide block, hobboing cutter tool upwards resets; When clutch gear resets and departs from described D reduction gearing, torsion spring drives described D reduction gearing, C reduction gearing to reversely rotate reset; Disconnected core is met if cut in a process, only need extract pencil out and again insert and carry out cutting pen, disconnected core is namely by the technical scheme from the process of dynamic circuit breaker core that the hobboing cutter that again starts rubs, a kind of Full-automatic electric pencil sharpener provided, make electro-motion pencil sharpener, reach possess automatic sharpening pen, automatically stop cutting, light pen and the object from dynamic circuit breaker core processing capacity automatically.
Accompanying drawing explanation
Fig. 1 is that the master of a kind of Full-automatic electric pencil sharpener of the present invention looks sectional structure schematic diagram;
Fig. 2 is that the internal structure axle of a kind of Full-automatic electric pencil sharpener of the present invention measures intention;
Fig. 3 is that the axle of the internal structure of a kind of Full-automatic electric pencil sharpener of the present invention surveys decomposing schematic representation;
Fig. 4 is that the axle of power transmission shaft 3 component of a kind of Full-automatic electric pencil sharpener of the present invention measures intention;
Fig. 5 is the right optical axis mapping of Fig. 4;
Fig. 6 is that the axle of clutch gear 5 component of a kind of Full-automatic electric pencil sharpener of the present invention measures intention;
Fig. 7 is the sectional structure schematic diagram of the operation principle of a kind of Full-automatic electric pencil sharpener of the present invention.
Below in conjunction with the embodiment in accompanying drawing, the present invention is described in further detail, but should not be construed as any limitation of the invention.
In figure: hobboing cutter tool 1, knife rest 11, cut pen mouth 111, hobboing cutter 12, resistance a block 2, power transmission shaft 3, touch slide block 4, A back-moving spring 41, clutch gear 5, B back-moving spring 51, delayer 6, C reduction gearing 61, D reduction gearing 62, torsion spring 63, starting switch 7, shutdown switch 8, planetary reduction gear 9, motor 10, housing 101, power interface 102, pencil 01.
Detailed description of the invention
Consult Fig. 1 ~ Fig. 7, a kind of Full-automatic electric pencil sharpener of the present invention, comprise hobboing cutter tool 1, a resistance block 2, power transmission shaft 3, touch slide block 4, clutch gear 5, delayer 6, starting switch 7, shutdown switch 8, planetary reduction gear 9, motor 10, housing 101, power interface 102, wherein: described hobboing cutter tool 1 is the element of cutting cutting pencil nib processed making planetary cutting movement around pencil be made up of knife rest 11 and hobboing cutter 12, described knife rest 11 center is provided with the above-below direction for inserting pencil, up big and down small conical passage is called and cuts pen mouth 111;
A described resistance block 2 is columniform plastics matter component;
Described power transmission shaft 3 is the steel components of cylinder step, and the top of power transmission shaft 3 is provided with string and cuts columniform connection tenon and be called tenon; The middle part of power transmission shaft 3 is provided with annular flange step and is called gear platform, the bottom cylinder of power transmission shaft 3 is that the groove shape of above-below direction is called keyway, cuts columniform connection tenon and is called lower tenon being provided with string along the bottom of relative power transmission shaft 3 cylinder with the notch of described keyway; The upper end center of power transmission shaft 3 is provided with above-below direction and the manhole communicated with the upper end of described keyway is called feeler lever hole;
Described shake-up slide block 4 is the plastics matter component of up-small and down-big cylinder step bulk, and the manhole that the center of touching above the small stair of slide block 4 top is provided with above-below direction is called moving axis hole; Touch slide block 4 and be provided with below that two protrude, the circular cylinder that is parallel to each other is called guide pillar downwards, on described guide pillar, cover has A back-moving spring 41;
Described clutch gear 5 is spur gear wheel, center above clutch gear 5 is provided with cylindrical bar protruding upward and is called feeler lever, being above provided with around described feeler lever the through hole that the annulus be slidably matched with the described keyway of power transmission shaft 3 lacks shape and being called keyhole of clutch gear 5;
Described delayer 6 is for be made up of C reduction gearing 61, D reduction gearing 62, torsion spring 63, wherein, described C reduction gearing 61 is for being provided with the up big and down small series connection spur gear wheel of rotating shaft, described D reduction gearing 62 is for being provided with the spur gear wheel of rotating shaft, and the edge below D reduction gearing 62 is provided with a convex closure protruded downwards and is called turn head; Described torsion spring 63 is snail torsion spring; Lower pinion and the D reduction gearing 62 of C reduction gearing 61 are connected with a joggle, and the rotating shaft above D reduction gearing 62 is fixedly connected with the center-side of torsion spring 63;
Described starting switch 7, shutdown switch 8 for be provided with often start close, the normally closed dynamic actuating type circuit changing switch opening contact;
Described planetary reduction gear 9 is the deceleration device be made up of planetary motion meshed gears group;
Described motor 10 is direct current generator;
Described housing 101 be inner be provided with the described hobboing cutter tool 1 of carrying, touch slide block 4, the support of clutch gear 5, delayer 6, starting switch 7, shutdown switch 8, planetary reduction gear 9, motor 10, power interface 102 component and be installed in the plastics matter thin-walled pressure vessel of chip bin;
From top to bottom, annexation is followed successively by, hobboing cutter tool 1, shake-up slide block 4, clutch gear 5, starting switch 7, delayer 6, shutdown switch 8, planetary reduction gear 9 and motor 10, wherein, a resistance block 2 can slide up and down the lower lumen of cutting pen mouth 111 being arranged in hobboing cutter tool 1; The lower end interface of the described upper tenon of power transmission shaft 3 and the described knife rest 11 of hobboing cutter tool 1 is slidably connected, and the described lower tenon of power transmission shaft 3 is fixedly connected with the output of planetary reduction gear 9; Touch slide block 4 slide above holder with described knife rest 11 below, touch the described moving axis hole slip cap of slide block 4 on the top of power transmission shaft 3, the described gear platform of power transmission shaft 3 is positioned at the below of touching slide block 4, the guide hole that the internal stent that the described guide pillar slip touching slide block 4 is arranged in housing 101 is arranged, described A back-moving spring 41 resiliency supported is below shake-up slide block 4 and between the upper edge of described guide hole; The described keyhole of clutch gear 5 can slide up and down fit with the described keyway of power transmission shaft 3 and be connected, be provided with below clutch gear 5 and lift the B back-moving spring 51 of clutch gear 5 for upwards elasticity, the lower end of described B back-moving spring 51 is connected with the internal stent of housing 101, the upper end of the described feeler lever of clutch gear 5 through power transmission shaft 3 feeler lever hole with hinder a block 2 and contact; Starting switch 7 correspondence is fixed on touches the below of slide block 4, and shutdown switch 8 is fixed in the below of delayer 6 and corresponding with the described turn head of the D reduction gearing 62 of delayer 6; Contact, the normally closed dynamic open contact of shutdown switch 8 are closed in often starting of starting switch 7, the power line of motor 10 is connected afterwards and power interface 102 is connected in parallel; The output shaft of motor 10 is connected with the input of planetary reduction gear 9; Delayer 6, planetary reduction gear 9, motor 10 are fixedly connected with the internal stent of housing 101 respectively; The outer end of the described torsion spring 63 of delayer 6 is fixedly connected with the internal stent of housing 101; Power interface 102 is fixed on the sidewall of housing 101; Described A back-moving spring 41, B back-moving spring 51 are cylindroid helical-coil compression spring.
Operation principle and beneficial effect
During work, power interface 102 is connected with external power, pencil inserts to be cut pen mouth 111 and exerts a force downwards, hobboing cutter tool 1, shake-up slide block 4 compress A back-moving spring 41 and move down, touch slide block 4 and touch starting switch 7, starting switch 7 closes, and motor 10 starts, motor 10 drives hobboing cutter tool 1 rotary cutting pencil through planetary reduction gear 9, power transmission shaft 3, is automatic sharpening pen;
When the pen head part of pencil cuts into type, the sharp shake-up resistance of a core block 2 of nib promotes clutch gear 5 through described feeler lever downwards and moves down with power transmission shaft 3 limit rotation rim drive axle 3, clutch gear 5 engages with the described C reduction gearing 61 of torsion spring delayer 6, described B back-moving spring 51 is compressed, described C reduction gearing 61 drives described D reduction gearing 62 to be rotated in deceleration to be compressed by described torsion spring 63, simultaneously the described turn head of D reduction gearing 62 touches shutdown switch 8 with the rotation of D reduction gearing 62, motor 10 stops, and is and automatically stops to cut;
From clutch gear 5 engages with C reduction gearing 61, to the process that the described turn head shake-up shutdown switch 8 of D reduction gearing 62 stops, after clutch gear 5 engages with C reduction gearing 61, the nib of pencil no longer moves down, because the described turn head of D reduction gearing 62 not yet touches shutdown switch 8, motor 10 not yet stops, now, hobboing cutter tool 1 still continues to rotate around nib, under the state of the undirected lower length feed of nib, hobboing cutter tool 1 is by the cutting face smoothing of nib and remove detritus, is automatic light pen;
Afterwards, upwards extract pencil out from cutting pen mouth 111, B back-moving spring 51 drives clutch gear 5, a resistance block 2 upwards resets, A back-moving spring 41 drives shake-up slide block 4, hobboing cutter tool 1 upwards resets; When clutch gear 5 resets and departs from described D reduction gearing 62, torsion spring 63 drives described D reduction gearing 62, C reduction gearing 61 to reversely rotate reset;
Meet disconnected core if cut in a process, only need extract pencil out and again insert and carry out cutting pen, be stuck in the disconnected core cutting pen mouth 111 bottom and namely rubbed by the hobboing cutter 12 again started, therefore be from the process of dynamic circuit breaker core.
This device electro-motion pencil sharpener is possessed automatic sharpening pen, automatically stop cutting, light pen and the function from the process of dynamic circuit breaker core automatically.
Beneficial design is expanded
The hobboing cutter tool 1 of this device, can Expanding design be removable type of attachment, be convenient to user and upgrade hobboing cutter tool 1 voluntarily.
Claims (1)
1. a Full-automatic electric pencil sharpener, comprise hobboing cutter tool (1), a resistance block (2), power transmission shaft (3), touch slide block (4), clutch gear (5), delayer (6), starting switch (7), shutdown switch (8), planetary reduction gear (9), motor (10), housing (101), power interface (102), it is characterized in that: described hobboing cutter tool (1) is the element of cutting cutting pencil nib processed making planetary cutting movement around pencil be made up of knife rest (11) and hobboing cutter (12), described knife rest (11) center is provided with cuts pen mouth (111) for what insert pencil, described pen mouth (111) of cutting is above-below direction, up big and down small conicylindrical passage,
A described resistance block (2) is columniform plastics matter component;
The steel components that described power transmission shaft (3) is cylinder step, the top of power transmission shaft (3) is provided with string and cuts columniform connection tenon and be called tenon; The middle part of power transmission shaft (3) is provided with annular flange step and is called gear platform, the bottom cylinder of power transmission shaft (3) is that the groove shape of above-below direction is called keyway, cuts columniform connection tenon and is called lower tenon being provided with string along the bottom of relative power transmission shaft (3) cylinder with the notch of described keyway; The upper end center of power transmission shaft (3) is provided with above-below direction and the manhole communicated with the upper end of described keyway is called feeler lever hole;
Described shake-up slide block (4) is the plastics matter component of up-small and down-big cylinder step bulk, and the manhole that the center of touching above the small stair of slide block (4) top is provided with above-below direction is called moving axis hole; Touch slide block (4) and be provided with below that two protrude, the circular cylinder that is parallel to each other is called guide pillar downwards, on described guide pillar, cover has A back-moving spring (41);
Described clutch gear (5) is spur gear wheel, center above clutch gear (5) is provided with cylindrical bar protruding upward and is called feeler lever, being above provided with around described feeler lever the through hole that the annulus be slidably matched with the described keyway of power transmission shaft (3) lacks shape and being called keyhole of clutch gear (5);
Described delayer (6) is be made up of C reduction gearing (61), D reduction gearing (62), torsion spring (63), wherein, described C reduction gearing (61) is for being provided with the up big and down small series connection spur gear wheel of rotating shaft, described D reduction gearing (62) is for being provided with the spur gear wheel of rotating shaft, and the edge below D reduction gearing (62) is provided with a convex closure protruded downwards and is called turn head; Described torsion spring (63) is snail torsion spring; Lower pinion and the D reduction gearing (62) of C reduction gearing (61) are connected with a joggle, and the rotating shaft above D reduction gearing (62) is fixedly connected with the center-side of torsion spring (63);
Described starting switch (7), shutdown switch (8) for be provided with often start close, the normally closed dynamic actuating type circuit changing switch opening contact;
Described planetary reduction gear (9) is the deceleration device be made up of planetary motion meshed gears group;
Described motor (10) is direct current generator;
Described housing (101) carries support and the plastics matter thin-walled pressure vessel being installed in chip bin of described hobboing cutter tool (1), shake-up slide block (4), clutch gear (5), delayer (6), starting switch (7), shutdown switch (8), planetary reduction gear (9), motor (10), power interface (102) component for inside is provided with;
From top to bottom, annexation is followed successively by, hobboing cutter tool (1), shake-up slide block (4), clutch gear (5), starting switch (7), delayer (6), shutdown switch (8), planetary reduction gear (9) and motor (10), wherein, hinder a block (2) and the lower lumen of cutting pen mouth (111) being arranged in hobboing cutter tool (1) can be slided up and down; The lower end interface of the described upper tenon of power transmission shaft (3) and the described knife rest (11) of hobboing cutter tool (1) is slidably connected, and the described lower tenon of power transmission shaft (3) is fixedly connected with the output of planetary reduction gear (9); Touch slide block (4) slide above holder with described knife rest (11) below, touch the top of described moving axis hole slip cap in power transmission shaft (3) of slide block (4), the described gear platform of power transmission shaft (3) is positioned at the below of touching slide block (4), the guide hole that the internal stent that the described guide pillar slip touching slide block (4) is arranged in housing (101) is arranged, described A back-moving spring (41) resiliency supported is below shake-up slide block (4) and between the upper edge of described guide hole; The described keyhole of clutch gear (5) can slide up and down fit with the described keyway of power transmission shaft (3) and be connected, be provided with below clutch gear (5) and lift the B back-moving spring (51) of clutch gear (5) for upwards elasticity, the lower end of described B back-moving spring (51) is connected with the internal stent of housing (101), the upper end of the described feeler lever of clutch gear (5) through power transmission shaft (3) feeler lever hole with hinder a block (2) and contact; Starting switch (7) correspondence is fixed on the below of touching slide block (4), and shutdown switch (8) is fixed in the below of delayer (6) and corresponding with the described turn head of the D reduction gearing (62) of delayer (6); Starting switch (7) often start closed contact, shutdown switch (8) normally closed dynamic open the power line series connection of contact, motor (10) after and power interface (102) be connected in parallel; The output shaft of motor (10) is connected with the input of planetary reduction gear (9); Delayer (6), planetary reduction gear (9), motor (10) are fixedly connected with the internal stent of housing (101) respectively; The outer end of the described torsion spring (63) of delayer (6) is fixedly connected with the internal stent of housing (101); Power interface (102) is fixed on the sidewall of housing (101); Described A back-moving spring (41), B back-moving spring (51) are cylindroid helical-coil compression spring.
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| CN201310710465.1A CN103660738B (en) | 2013-12-07 | 2013-12-07 | A kind of Full-automatic electric pencil sharpener |
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| CN201310710465.1A CN103660738B (en) | 2013-12-07 | 2013-12-07 | A kind of Full-automatic electric pencil sharpener |
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| CN103660738A CN103660738A (en) | 2014-03-26 |
| CN103660738B true CN103660738B (en) | 2015-11-25 |
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| CN104175773B (en) * | 2014-09-02 | 2015-12-09 | 安徽省和翰光电科技有限公司 | A kind of electric control gear for automatic sharpening graver |
| CN105691068B (en) * | 2016-04-20 | 2017-04-05 | 淄博职业学院 | The English exam card-smearing writing appliance penknife and its using method of electrical circuit detection stalling |
| CN106476504B (en) * | 2016-11-11 | 2018-07-17 | 刘竹青 | A kind of electro-motion pencil sharpener |
| CN106313988B (en) * | 2016-11-14 | 2018-02-13 | 宁波天天文具有限公司 | Electro-motion pencil sharpener |
| CN109392652A (en) * | 2018-08-26 | 2019-03-01 | 南京林业大学 | A kind of bamboo harvester |
| CN110406295A (en) * | 2019-07-31 | 2019-11-05 | 宁波天天文具有限公司 | The transmission device of pencil sharpener |
| CN112172390A (en) * | 2020-09-30 | 2021-01-05 | 宋平平 | Pencil automatic sharpening device capable of preventing core breakage by using capacitance |
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| CN103660738A (en) | 2014-03-26 |
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Denomination of invention: A fully automatic electric pencil sharpener Effective date of registration: 20231018 Granted publication date: 20151125 Pledgee: Industrial and Commercial Bank of China Ninghai sub branch Pledgor: NINGBO TIANHONG STATIONERY Co.,Ltd. Registration number: Y2023980061440 |
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