CN105538972A - Push type pencil sharpener - Google Patents
Push type pencil sharpener Download PDFInfo
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- CN105538972A CN105538972A CN201510989358.6A CN201510989358A CN105538972A CN 105538972 A CN105538972 A CN 105538972A CN 201510989358 A CN201510989358 A CN 201510989358A CN 105538972 A CN105538972 A CN 105538972A
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- toothed disc
- gear
- pencil
- housing
- push type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/02—Sharpeners for pencils or leads with gearing
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Abstract
The invention discloses a push type pencil sharpener. The push type pencil sharpener comprises a housing, a transmission mechanism, a driven mechanism, a cutting mechanism and a pencil inlet mechanism, wherein the housing comprises a first space and a second space which partly communicate with each other; an E-like second through hole is formed in the side surface of the housing, and the E-like second through hole comprises a vertical part and four horizontal parts which penetrate through the vertical part, so that four gear slots from top to bottom are formed; the transmission mechanism comprises a push rod, a first gear plate, a barrel sleeve and a compression spring; the driven mechanism comprises a rotary shaft, a second gear set and a fifth gear plate; the cutting mechanism comprises a fixed rod, a cutter holder and a milling cutter; the pencil inlet mechanism comprises a first part, a second part, an elastic element and a sixth gear plate. According to the push type pencil sharpener disclosed by the invention, energy can be stored through the compression spring, and the push rod drives the first gear plate to rotate by utilizing counter-acting force of the compression spring, so that the driven mechanism is further driven to rotate to drive the pencil inlet mechanism to rotate, and a pencil can be driven by the rotation of the pencil inlet mechanism to rotate relative to the cutting mechanism, so that the cutting work is completed, and therefore, the push type pencil sharpener has the advantages of being environmentally-friendly, energy-saving and quick.
Description
Technical field
The present invention relates to a kind of pencil sharpener.More particularly, the present invention relates to the pencil sharpener of push type.
Background technology
Pencil be write, the instrument of the purposes such as account, society is accompanied to pass by many ages, according to the different purposes of pencil, require different to the material of pencil, the timber used of the penholder of pencil is also different, Gu the dynamics needed for pencil cutting is also different, as for softer timber, the dynamics of cutting requires low, more solid timber, and required cutting dynamics wants large.Now be divided into hand-rail type and electrodynamic type with the pencil sharpener sharpened a pencil, hand-cranked pencil sharpener is generally shake grip strip by operator to move cutting mechanism and rotate around pencil, finally complete the cutwork of pencil, in whole process, although can cut the cutting that dynamics completes different pencil by manual control, the necessary continuous rotation rocking handle of user, once stop, cutting mechanism also can stop cutwork, wastes time and energy; Electrodynamic type pencil sharpener needs motor to drive Tool in Cutting, can continue to cut under the drive of battery equal energy source, laborsaving, but existing electromotive force pencil sharpener needs consumes power not environmentally, and the non-adjustable long-time use of dynamics of cutting can damage the edge of a knife of cutting, reduce the service life of cutting mechanism, the cutting of dissimilar pencil can not be met.
Therefore, needing one badly need not continuation rotating operation, and environmental protection is time saving and energy saving, and the dynamics of cutting is adjustable, extends the pencil sharpener in cutting mechanism service life.
Summary of the invention
An object of the present invention is to solve at least the problems referred to above, and the advantage will illustrated at least is below provided.
A further object of the invention is to provide a kind of pencil sharpener of push type, it can by executing a downward power accumulation of energy to pressing lever, utilize the reaction force of Compress Spring to drive moving up of pressing lever, thus drive the rotation of the first toothed disc, the rotation of Jin Bi mechanism is finally made to drive pencil rotating relative to cutting mechanism, by regulating the engagement of the first toothed disc and the toothed disc of the different number of teeth in the second gear train, realize the adjustment to Jin Bi mechanism rotating speed, thus the dynamics of the cutting of cutting mechanism is regulated according to the pencil of unlike material, in reduction working angles, pencil is to the wearing and tearing of cutting knife-edge, extend the service life of cutting mechanism, the present invention has environmental protection, energy-conservation advantage fast.
In order to realize according to these objects of the present invention and other advantage, provide a kind of pencil sharpener of push type, it comprises:
Housing, it is the rectangular structure of hollow, described housing central section is provided with vertical dividing plate, described housing is divided into two spaces, left and right by described dividing plate, be respectively the first space and second space, the first through hole is provided with in the middle part of described dividing plate, described first space and described second space part are communicated, described housing be positioned at described first space and the side relative with described dividing plate is provided with the second through hole of class E shape on the surface, described second through hole comprises a vertical portion and four all through with described vertical portion horizontal components, form four shift slots from top to bottom, be respectively the first shift slot, second shift slot, third gear position groove and fourth gear position groove, the bottom being positioned at described second space of described housing offers can the lid of On/Off,
Transmission mechanism, it is arranged in described first space, described transmission mechanism comprises the pressing lever vertically arranged, be set in the first toothed disc of described pressing lever outside, that be connected with described first toothed disc lower surface bearing and be set in the jacket casing of described pressing lever outside, and the Compress Spring of the vertical setting to be fixedly connected with described pressing lever lower end, described first toothed disc and described pressing lever are rotationally connected, the rotation in the horizontal direction of described first toothed disc is driven to realize moving up and down of described pressing lever, the lower end of described Compress Spring is fixedly connected with the bottom of described housing, described jacket casing is provided with the gear shift bar extended in the horizontal direction, the free end of described gear shift bar passes described housing by described second through hole, described gear shift bar can move up and down to drive described jacket casing to move up and down in described second through hole, and the location realized described jacket casing and described first toothed disc can be contained in any one shift slot,
Follower, it is arranged in described second space, described follower comprises the rotating shaft, the fixed cover that vertically arrange and is located at the second gear train of described rotating shaft outside and fixed cover to be located at described rotating shaft outside and be positioned at horizontally disposed 5th toothed disc on described second gear train top, described second gear train comprises the second toothed disc, the 3rd toothed disc and the 4th toothed disc that isodiametric gear ratio is from top to bottom 10: 5: 2, and all can engage with the first toothed disc, the rotation of described second gear train and described rotating shaft is driven with the rotation realizing described first toothed disc;
Wherein, described first toothed disc, described second toothed disc, the height vertically of described 3rd toothed disc and described 4th toothed disc is 0.5cm, the height vertically of four described shift slots is 0.6cm, the diameter of described gear shift bar is 0.5cm, the horizontal center line of described gear shift bar and the difference in height of described first toothed disc upper surface are 2cm, described second gear train upper surface flushes with the horizontal center line of described first shift slot, the spacing of the horizontal center line of two adjacent described shift slots is 2cm, the axial spacing of two toothed discs adjacent in described second gear train is 2cm, when making described gear shift bar be arranged in described first shift slot, described first toothed disc does not engage with described second gear train, when being arranged in described second shift slot, described first toothed disc engages with described second toothed disc, when being arranged in described third gear position groove, described first toothed disc engages with described 3rd toothed disc, when being arranged in described fourth gear position groove, described first toothed disc engages with described 4th toothed disc,
Cutting mechanism, it is arranged in described second space, it comprises the fixed bar being vertically arranged on described housing bottom, the knife rest being fixed on described fixed bar upper end and tilts with vertical direction and be installed in the milling cutter on described knife rest, be formed with the cone shape pen-laying hole for holding pencil point bottom described milling cutter and described knife rest, the axis vertical of described pen-laying hole is arranged;
Jin Bi mechanism, it comprises the Part I of axis hollow cylindrical setting up and down and the Part II of hollow cylindrical, be connected to the stretchable flexible member between described Part I and described Part II, and fixed cover be located at described Part II outside and horizontally disposed 6th toothed disc engaged with described 5th toothed disc, the described axis of the 6th toothed disc and the dead in line of described pen-laying hole, the end of described Part II is connected with described pen-laying hole outer wall thread, make pencil point pass described Jin Bi mechanism and enter described pen-laying hole, the end of described Part I is connected with the inwall bearing of described housing.
Preferably, the pencil sharpener of described push type, the outer cover of described Compress Spring is provided with the cylindrical shell vertically arranged, and the lower end of described cylindrical shell is fixedly connected with the bottom of described housing, and upper end and the described jacket casing of described cylindrical shell are slidably connected.
Preferably, the pencil sharpener of described push type, described pressing lever outside is provided with the first helical gear, and described first toothed disc and described pressing lever contact site are provided with the second helical gear, to realize being rotationally connected of described first toothed disc and described pressing lever.
Preferably, the pencil sharpener of described push type, the lower end of described rotating shaft is rotatably connected on the bottom of described housing.
Preferably, the pencil sharpener of described push type, the lower end of described fixed bar is fixedly connected with the bottom of described housing.
Preferably, the pencil sharpener of described push type, the upper end of described pressing lever passes the upper surface of described housing and forms pressing handle.
Preferably, the pencil sharpener of described push type, the difference in height of described second gear train upper surface and described 5th toothed disc is 4cm.
Preferably, the pencil sharpener of described push type, the inside of described Part II is provided with the secure component of clamping pencil.
The present invention at least comprises following beneficial effect:
First, the present invention is by applying downward force compresses Compress Spring to pressing lever, Compress Spring is utilized to carry out accumulation of energy, the reaction force of Compress Spring makes moving up of pressing lever, drive the rotation of the first toothed disc, thus drive the rotation of the second gear train and rotating shaft, the rotation of further drive the 6th toothed disc, make to drive pencil rotating relative to milling cutter into a machine, finally complete the cutwork of pencil, devise simultaneously and there is the second gear train of different number of teeth toothed disc engage with the first toothed disc in transmission mechanism, regulate the rotating speed of Jin Bi mechanism, realize the control to the dynamics of cutting, to reduce in working angles pencil to the wearing and tearing of cutting knife-edge, extend the service life of cutting mechanism,
The second, the housing of rectangular structure is divided into two spaces by dividing plate, the first through hole offered in the middle part of dividing plate, two space segments are communicated with, are completed the transmission in two spaces by the first reserved through hole, also avoid the pencil sharper cut to fall into the first space simultaneously;
Three, downward power applied to pressing lever and be converted into the elastic force of Compress Spring, realize accumulation of energy function, remove the external force to pressing lever, Compress Spring elastic reactance upwards promotes pressing lever and moves up, because pressing lever and the first toothed disc are rotationally connected, the rotation in the horizontal direction of the first toothed disc is driven in the process that pressing lever moves up, need not the applying external force of continuation, also can ensure that the first toothed disc drives the continuous rotation of Jin Bi mechanism, thus complete cutwork, time saving and energy saving and environmental protection;
4th, moving up and down of jacket casing is driven by the gear shift bar of hull outside, regulate the relative position of the first toothed disc and the second gear train, when gear shift bar is moved upward in the first shift slot, first toothed disc is positioned at the top of the second gear train, be neutral, the dynamics of cutting needed for the material of pencil regulates the position of gear shift bar, gear shift bar is moved to the second shift slot or third gear position groove or fourth gear position groove, when being positioned at the second shift slot, the second toothed disc that first toothed disc is maximum with the number of teeth in the second gear train engages, now, the rotating speed of Jin Bi mechanism is the slowest, the dynamics of cutting mechanism to pencil cutting is maximum, be high gear, when being positioned at third gear position groove, the first toothed disc three toothed disc placed in the middle with the number of teeth in the second gear train engages, and now, the rotating speed of Jin Bi mechanism is middling speed, and cutting mechanism is moderate to the dynamics of pencil cutting, is middle gear, when being positioned at fourth gear position groove, the first toothed disc four toothed disc minimum with the number of teeth in the second gear train engages, and now, the rotating speed of Jin Bi mechanism is the fastest, and the dynamics of cutting mechanism to pencil cutting is minimum, is low gear, after completing gear shift, with hand, pressing lever is depressed into lower position, pencil to be cut is put into Jin Bi mechanism, unclamp the hand that pressing lever is exerted pressure, can cutwork be started, fast and easy,
5th, in working angles, transmission mechanism drives follower to rotate, thus drive the rotation of Jin Bi mechanism, cutting mechanism is fixed by fixed bar, the rotation of Jin Bi mechanism drives pencil rotating relative to milling cutter in pen-laying hole, thus the cutting realized pencil, Part II and pen-laying hole outer wall thread, Part II is in the rotation process of Jin Bi mechanism, pencil can be driven to rotate, flexible member is elongated, pencil is slowly sent in cutting mechanism, after cutting completes, take out pencil, pressing lever is pressed downwards and Jin Bi mechanism is reversed thus drives the upwards rotation of Part II, flexible member is made to return to nature elongation state, enter a mechanism design structure simple, and sending constantly into of in working angles pencil can be ensured,
Six, the cylindrical shell of the outside sheathed vertical setting of Compress Spring, plays firm effect to Compress Spring, avoid Compress Spring press down and on move past inclination in journey;
Seven, the second helical gear engagement on the first helical gear on pressing lever outer wall and the first toothed disc, makes moving up and down of pressing lever drive the rotation in the horizontal direction of described first toothed disc;
Eight, the difference in height of the second gear train and described 5th toothed disc is 4cm, make neutral gear, top grade, middle-grade and low-grade time, the 5th toothed disc all can not contact with the first toothed disc;
Nine, the axis of the 6th toothed disc and the dead in line of pen-laying hole, makes the rotation of Jin Bi mechanism drive pencil to rotate around its axis all the time, realizes the cutting of cutting mechanism to pencil.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of the pencil sharpener of push type of the present invention;
Fig. 2 is the structural representation of the pencil sharpener of push type of the present invention;
Fig. 3 is the structural representation of Jin Bi mechanism of the present invention;
Fig. 4 is the structural representation of the second through hole of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
As shown in figures 1-4, the invention provides a kind of pencil sharpener of push type, it comprises:
Housing, it is the rectangular structure of hollow, described housing central section is provided with vertical dividing plate, described housing is divided into two spaces, left and right by described dividing plate, be respectively the first space 1 and second space 2, the first through hole is provided with in the middle part of described dividing plate, described first space 1 and described second space 2 part are communicated, described housing be positioned at described first space 1 and the side relative with described dividing plate is provided with the second through hole 19 of class E shape on the surface, as shown in Figure 4, described second through hole 19 comprises a vertical portion and four all through with described vertical portion horizontal components, form four shift slots from top to bottom, be respectively the first shift slot, second shift slot, third gear position groove and fourth gear position groove, the bottom being positioned at described second space 2 of described housing offers can the lid of On/Off,
Transmission mechanism, it is arranged in described first space 1, described transmission mechanism comprises the pressing lever 3 vertically arranged, be set in the first toothed disc 4 of described pressing lever 3 outside, that be connected with described first toothed disc 4 lower surface bearing and be set in the jacket casing 5 of described pressing lever 3 outside, and the Compress Spring 6 of the vertical setting to be fixedly connected with described pressing lever 3 lower end, described first toothed disc 4 is rotationally connected with described pressing lever 3, described first toothed disc 4 rotation is in the horizontal direction driven to realize moving up and down of described pressing lever 3, the lower end of described Compress Spring 6 is fixedly connected with the bottom of described housing, described jacket casing 5 is provided with the gear shift bar 8 extended in the horizontal direction, the free end of described gear shift bar 8 passes described housing by described second through hole 19, described gear shift bar 8 can move up and down to drive described jacket casing 5 to move up and down in described second through hole 19, and the location realized described jacket casing 5 and described first toothed disc 4 can be contained in any one shift slot,
Follower, it is arranged in described second space 2, described follower comprises the rotating shaft 10 vertically arranged, fixed cover is located at the second gear train 11 of described rotating shaft 10 outside and fixed cover, and to be located at described rotating shaft 10 outside and be positioned at horizontally disposed 5th toothed disc 12 on described second gear train 11 top, described second gear train 11 comprises the second toothed disc that isodiametric gear ratio is from top to bottom 10: 5: 2, 3rd toothed disc and the 4th toothed disc, and all can engage with described first toothed disc 4, the rotation of described second gear train 11 and described rotating shaft 10 is driven with the rotation realizing described first toothed disc 4,
Wherein, described first toothed disc 4, described second toothed disc, the height vertically of described 3rd toothed disc and described 4th toothed disc is 0.5cm, the height vertically of four described shift slots is 0.6cm, the diameter of described gear shift bar 8 is 0.5cm, the horizontal center line of described gear shift bar 8 and the difference in height of described first toothed disc 4 upper surface are 2cm, described second gear train 11 upper surface flushes with the horizontal center line of described first shift slot, the spacing of the horizontal center line of two adjacent described shift slots is 2cm, the axial spacing of two toothed discs adjacent in described second gear train 11 is 2cm, when making described gear shift bar 8 be arranged in described first shift slot, described first toothed disc 4 does not engage with described second gear train 11, when being arranged in described second shift slot, described first toothed disc 4 engages with described second toothed disc, when being arranged in described third gear position groove, described first toothed disc 4 engages with described 3rd toothed disc, when being arranged in described fourth gear position groove, described first toothed disc 4 engages with described 4th toothed disc,
Cutting mechanism, it is arranged in described second space 2, it comprises the fixed bar 13 being vertically arranged on described housing bottom, the knife rest 15 being fixed on described fixed bar 13 upper end and tilts with vertical direction and be installed in the milling cutter 16 on described knife rest 15, be formed with the cone shape pen-laying hole 17 for holding pencil point bottom described milling cutter 16 and described knife rest 15, the axis vertical of described pen-laying hole 17 is arranged;
Jin Bi mechanism 18, it comprises the Part I 20 of axis hollow cylindrical setting up and down and the Part II 21 of hollow cylindrical, be connected to the stretchable flexible member 22 between described Part I 20 and described Part II 21, and fixed cover be located at described Part II 21 outside and horizontally disposed 6th toothed disc 14 engaged with described 5th toothed disc 12, the described axis of the 6th toothed disc 14 and the dead in line of described pen-laying hole 17, Jin Bi mechanism 18 is made to drive pencil to rotate around its axis relative to cutting mechanism, realize the cutting of milling cutter 16 pairs of pencils of cutting mechanism, the end of described Part II 21 is connected with described pen-laying hole 17 outer wall thread, make pencil point pass described Jin Bi mechanism 18 and enter described pen-laying hole 17, the end of described Part I 20 is connected with the inwall bearing of described housing.
In technique scheme, before cutwork, gear shift bar 8 is positioned at the first shift slot, first toothed disc 4 does not engage with the second gear train 11, according to the material of pencil to be cut, determine required dynamics size, regulate the position of gear shift bar 8, as the great efforts needed, gear shift bar 8 is moved to the second shift slot, jacket casing 5 moves down with the movement of gear shift bar 8 thus drives the first toothed disc 4 to move down, the second toothed disc making the first toothed disc 4 maximum with the number of teeth in the second gear train 11 engages, the rotating speed of Jin Bi mechanism 18 is the slowest, the dynamics of cutting is maximum, it is now high gear, dynamics as needed is placed in the middle, gear shift bar 8 is moved to third gear position groove, jacket casing 5 moves down with the movement of gear shift bar 8 thus drives the first toothed disc 4 to move down, first toothed disc 4, three toothed disc placed in the middle with the number of teeth in the second gear train 11 is engaged, the rotating speed of Jin Bi mechanism 18 is placed in the middle, the cutting dynamics of cutting mechanism to pencil is moderate, is now middle gear, dynamics as needed is little, gear shift bar 8 is moved to fourth gear position groove, jacket casing 5 moves down with the movement of gear shift bar 8 thus drives the first toothed disc 4 to move down, the 4th toothed disc making the first toothed disc 4 minimum with the number of teeth in the second gear train 11 engages, the rotating speed of Jin Bi mechanism 18 is the fastest, the cutting dynamics of cutting mechanism to pencil is minimum, is now low gear.
After gear shift completes, with hand, pressing lever 3 is depressed into lower position, pencil to be cut is inserted in a mechanism 18, then unclamp hand, pressing lever 3 moves up under the drive of Compress Spring 6 elastic acting force upwards, drives the first toothed disc 4 be rotationally connected with pressing lever 3 to rotate, the rotation of the first toothed disc 4 drives follower to rotate, thus driving the rotation of Jin Bi mechanism 18, Jin Bi mechanism 18 drives pencil to rotate relative to cutting mechanism, realizes the cutting of milling cutter 16 pairs of pencils of cutting mechanism.
The Part II 21 of Jin Bi mechanism 18 is threaded with pen-laying hole 17, under the rotation of Jin Bi mechanism 18, Part II 21 can drive pencil to rotate, the stretching of flexible member 22 ensures that Jin Bi mechanism 18 is by the connection of Part I 20 with housing, the Part II 21 of Jin Bi mechanism 18 can drive again pencil to rotate simultaneously, pencil is sent in cutting mechanism gradually, completes cutwork, Jin Bi mechanism 18 simplicity of design, economical and practical.
After work to be cut completes, take out pencil, to the reversion moving down drive first toothed disc 4 pressing down pressing lever 3 and make pressing lever 3, thus drive the reversion of Jin Bi mechanism 18, Part II 21 upwards rotates in the Umklapp process of Jin Bi mechanism 18, flexible member 22 is made to return to nature elongation state, gear shift bar 8 is moved to the first shift slot, the top that now the first toothed disc 4 is positioned at the second gear train 11 is not engaged with it, be neutral, unclamp the hand that pressing lever 3 is pressed, under the reaction of Compress Spring 6, pressing lever 3 is moved upward to Compress Spring 6 recovery in nature elongation state, open the pencil chip in the lid cleaning second space 2 of housing bottom.
In another kind of technical scheme, the pencil sharpener of described push type, the outer cover of described Compress Spring 6 is provided with the cylindrical shell 7 vertically arranged, the lower end of described cylindrical shell 7 is fixedly connected with the bottom of described housing, upper end and the described jacket casing 5 of described cylindrical shell 7 are slidably connected, cylindrical shell 7 pairs of Compress Springs 6 play firm effect, avoid Compress Spring 6 to press down and on move past inclination in journey.
In another kind of technical scheme, the pencil sharpener of described push type, described pressing lever 3 outside is provided with the first helical gear, and described first toothed disc 4 is provided with the second helical gear with described pressing lever 3 contact site, to realize being rotationally connected of described first toothed disc 4 and described pressing lever 3.
In another kind of technical scheme, the pencil sharpener of described push type, the lower end of described rotating shaft 10 is rotatably connected on the bottom of described housing.
In another kind of technical scheme, the pencil sharpener of described push type, the lower end of described fixed bar 13 is fixedly connected with the bottom of described housing.
In another kind of technical scheme, the pencil sharpener of described push type, the upper end of described pressing lever 3 passes the upper surface of described housing and forms pressing handle 9.
In another kind of technical scheme, the pencil sharpener of described push type, the difference in height of described second gear train 11 upper surface and described 5th toothed disc 12 is 4cm, and make when neutral, low gear, middle gear and high gear, the 5th toothed disc 12 all can not contact with the first toothed disc 4.
In another kind of technical scheme, the pencil sharpener of described push type, the inside of described Part II 21 is provided with the secure component of clamping pencil, plays the fixation to pencil.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (8)
1. a pencil sharpener for push type, is characterized in that, comprising:
Housing, it is the rectangular structure of hollow, described housing central section is provided with vertical dividing plate, described housing is divided into two spaces, left and right by described dividing plate, be respectively the first space and second space, the first through hole is provided with in the middle part of described dividing plate, described first space and described second space part are communicated, described housing be positioned at described first space and the side relative with described dividing plate is provided with the second through hole of class E shape on the surface, described second through hole comprises a vertical portion and four all through with described vertical portion horizontal components, form four shift slots from top to bottom, be respectively the first shift slot, second shift slot, third gear position groove and fourth gear position groove, the bottom being positioned at described second space of described housing offers can the lid of On/Off,
Transmission mechanism, it is arranged in described first space, described transmission mechanism comprises the pressing lever vertically arranged, be set in the first toothed disc of described pressing lever outside, that be connected with described first toothed disc lower surface bearing and be set in the jacket casing of described pressing lever outside, and the Compress Spring of the vertical setting to be fixedly connected with described pressing lever lower end, described first toothed disc and described pressing lever are rotationally connected, the rotation in the horizontal direction of described first toothed disc is driven to realize moving up and down of described pressing lever, the lower end of described Compress Spring is fixedly connected with the bottom of described housing, described jacket casing is provided with the gear shift bar extended in the horizontal direction, the free end of described gear shift bar passes described housing by described second through hole, described gear shift bar can move up and down to drive described jacket casing to move up and down in described second through hole, and the location realized described jacket casing and described first toothed disc can be contained in any one shift slot,
Follower, it is arranged in described second space, described follower comprises the rotating shaft vertically arranged, fixed cover is located at the second gear train of described rotating shaft outside and fixed cover, and to be located at described rotating shaft outside and be positioned at horizontally disposed 5th toothed disc on described second gear train top, described second gear train comprises the second toothed disc that isodiametric gear ratio is from top to bottom 10: 5: 2, 3rd toothed disc and the 4th toothed disc, and all can engage with described first toothed disc, the rotation of described second gear train and described rotating shaft is driven with the rotation realizing described first toothed disc,
Wherein, described first toothed disc, described second toothed disc, the height vertically of described 3rd toothed disc and described 4th toothed disc is 0.5cm, the height vertically of four described shift slots is 0.6cm, the diameter of described gear shift bar is 0.5cm, the horizontal center line of described gear shift bar and the difference in height of described first toothed disc upper surface are 2cm, described second gear train upper surface flushes with the horizontal center line of described first shift slot, the spacing of the horizontal center line of two adjacent described shift slots is 2cm, the axial spacing of two toothed discs adjacent in described second gear train is 2cm, when making described gear shift bar be arranged in described first shift slot, described first toothed disc does not engage with described second gear train, when being arranged in described second shift slot, described first toothed disc engages with described second toothed disc, when being arranged in described third gear position groove, described first toothed disc engages with described 3rd toothed disc, when being arranged in described fourth gear position groove, described first toothed disc engages with described 4th toothed disc,
Cutting mechanism, it is arranged in described second space, it comprises the fixed bar being vertically arranged on described housing bottom, the knife rest being fixed on described fixed bar upper end and tilts with vertical direction and be installed in the milling cutter on described knife rest, be formed with the cone shape pen-laying hole for holding pencil point bottom described milling cutter and described knife rest, the axis vertical of described pen-laying hole is arranged;
Jin Bi mechanism, it comprises the Part I of axis hollow cylindrical setting up and down and the Part II of hollow cylindrical, be connected to the stretchable flexible member between described Part I and described Part II, and fixed cover be located at described Part II outside and horizontally disposed 6th toothed disc engaged with described 5th toothed disc, the described axis of the 6th toothed disc and the dead in line of described pen-laying hole, the end of described Part II is connected with described pen-laying hole outer wall thread, make pencil point pass described Jin Bi mechanism and enter described pen-laying hole, the end of described Part I is connected with the inwall bearing of described housing.
2. the pencil sharpener of push type as claimed in claim 1, is characterized in that, the outer cover of described Compress Spring is provided with the cylindrical shell vertically arranged, and the lower end of described cylindrical shell is fixedly connected with the bottom of described housing, and upper end and the described jacket casing of described cylindrical shell are slidably connected.
3. the pencil sharpener of push type as claimed in claim 2, it is characterized in that, described pressing lever outside is provided with the first helical gear, and described first toothed disc and described pressing lever contact site are provided with the second helical gear, to realize being rotationally connected of described first toothed disc and described pressing lever.
4. the pencil sharpener of push type as claimed in claim 3, it is characterized in that, the lower end of described rotating shaft is rotatably connected on the bottom of described housing.
5. the pencil sharpener of push type as claimed in claim 4, it is characterized in that, the lower end of described fixed bar is fixedly connected with the bottom of described housing.
6. the pencil sharpener of push type as claimed in claim 5, is characterized in that, the upper end of described pressing lever passes the upper surface of described housing and forms pressing handle.
7. the pencil sharpener of push type as claimed in claim 6, it is characterized in that, the difference in height of described second gear train upper surface and described 5th toothed disc is 4cm.
8. the pencil sharpener of push type as claimed in claim 7, is characterized in that, the inside of described Part II is provided with the secure component of clamping pencil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989358.6A CN105538972B (en) | 2015-12-26 | 2015-12-26 | The pencil sharpener of push type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510989358.6A CN105538972B (en) | 2015-12-26 | 2015-12-26 | The pencil sharpener of push type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105538972A true CN105538972A (en) | 2016-05-04 |
| CN105538972B CN105538972B (en) | 2017-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510989358.6A Active CN105538972B (en) | 2015-12-26 | 2015-12-26 | The pencil sharpener of push type |
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| Country | Link |
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| CN (1) | CN105538972B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105832098A (en) * | 2016-05-30 | 2016-08-10 | 叶雨玲 | Rotary shrimp peeler |
| CN105946414A (en) * | 2016-06-22 | 2016-09-21 | 中国地质大学（武汉） | Single-hand pressing type pencil sharpener |
| CN108357264A (en) * | 2018-03-15 | 2018-08-03 | 许佳雯 | A kind of pencil sharpener |
| CN116512803A (en) * | 2023-03-30 | 2023-08-01 | 生态环境部南京环境科学研究所 | Device and method for simulating vegetation coverage in wetland area |
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| CN2159320Y (en) * | 1992-09-24 | 1994-03-23 | 陈宏荣 | Pencil sharpener with automatic turning on and off electric power |
| CN2238154Y (en) * | 1995-11-03 | 1996-10-23 | 林夏森 | Pencil sharpener with gearing |
| CN201516773U (en) * | 2009-09-22 | 2010-06-30 | 三木控股集团有限公司 | Gear-adjusting pencil sharpening machine |
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| US2995112A (en) * | 1957-09-27 | 1961-08-08 | Verna E Calhoun | Pencil sharpener |
| CN2159320Y (en) * | 1992-09-24 | 1994-03-23 | 陈宏荣 | Pencil sharpener with automatic turning on and off electric power |
| CN2238154Y (en) * | 1995-11-03 | 1996-10-23 | 林夏森 | Pencil sharpener with gearing |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105832098A (en) * | 2016-05-30 | 2016-08-10 | 叶雨玲 | Rotary shrimp peeler |
| CN105832098B (en) * | 2016-05-30 | 2017-05-24 | 叶雨玲 | Rotary shrimp peeler |
| CN105946414A (en) * | 2016-06-22 | 2016-09-21 | 中国地质大学（武汉） | Single-hand pressing type pencil sharpener |
| CN108357264A (en) * | 2018-03-15 | 2018-08-03 | 许佳雯 | A kind of pencil sharpener |
| CN116512803A (en) * | 2023-03-30 | 2023-08-01 | 生态环境部南京环境科学研究所 | Device and method for simulating vegetation coverage in wetland area |
| CN116512803B (en) * | 2023-03-30 | 2024-03-12 | 生态环境部南京环境科学研究所 | Wetland area vegetation coverage simulation device and method |
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| CN105538972B (en) | 2017-07-11 |
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