CN105856929A - Pencil sharpener with adjustable cutting degree for card coating pencil for English exam and use method of pencil sharpener - Google Patents
Pencil sharpener with adjustable cutting degree for card coating pencil for English exam and use method of pencil sharpener Download PDFInfo
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- CN105856929A CN105856929A CN201610247556.XA CN201610247556A CN105856929A CN 105856929 A CN105856929 A CN 105856929A CN 201610247556 A CN201610247556 A CN 201610247556A CN 105856929 A CN105856929 A CN 105856929A
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- pencil
- cutter
- nut
- penknife
- hole
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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
- B43L23/002—Sharpeners for pencils or leads with continuous conveying means for the pencil
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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
- B43L23/08—Sharpeners for pencils or leads in which the pencils or leads are sharpened mainly by rotational movement against cutting blades
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Abstract
The invention relates to a pencil sharpener with an adjustable cutting degree for a card coating pencil for an English exam. The pencil sharpener is characterized by comprising a working disk, an upper casing, a lower casing, a pencil feeding mechanism, a pencil sharpening mechanism, a driving mechanism and a pencil stopping mechanism, wherein the upper casing and the lower casing are detachably connected onto the working disk; the pencil feeding mechanism is detachably connected onto the upper casing; the pencil sharpening mechanism is arranged above the middle of the working disk; the driving mechanism is arranged below the middle of the working disk; and the pencil stopping mechanism for controlling the pencil sharpener to stop operating. A use method for the pencil sharpener with the adjustable cutting degree for the card coating pencil for the English exam comprises a pencil feeding step, a pencil sharpening step, a rotation stopping step, a resetting step, a pencil taking step and the like. According to the pencil sharpener disclosed by the invention, the cutting degree of a pencil lead can be adjusted, and pencil chips on the sharpener can be cleaned by a hairbrush in real time; and the pencil sharpener is convenient to detach so as to be conveniently maintained, and accordingly the pencil chips can be conveniently treated.
Description
Technical field
The present invention relates to pencil-knife technical field, be specifically related to cutting degree adjustable English exam card-smearing writing appliance penknife and using method thereof.
Background technology
In English exam, examinee is needed to use special Pencil with 2B hardness to carry out answer on answering card.Generally student can use penknife to cut pencil before examination, then brings examination hall into.The most fragile yet with tip of a pencil, therefore the nib imprudence of pencil is fractureed before examination or in examination process by many students, needs to re-start cutting.
There is various penknife in prior art, is also no lack of the pencil-knife of automatic cutting pencil.Pencil cuts in going deep into penknife due to needs, and user cannot be seen pencil leading portion clearly and be cut to correct position, it is therefore desirable to design one can be at pencil.
Applying date 2011.06.02, the patent of application number 201120184896.5 discloses and the structure of a kind of energy electric pencil planer automatic pencil-stopping.A kind of automatic pencil-stopping structure of electric pencil planer, including the support of pencil-knife, the knife rest of band dise knife, for driving the motor drive of dise knife, described motor drive includes motor and drive mechanism, a hole is offered in described knife rest, it is characterized in that: described automatic pencil-stopping knot also includes and is contained on knife rest sliding shoe, the push rod that top contacts with sliding shoe, rack-mount lever and the microswitch that can move axially along a hole, microswitch and motor are electrically connected to form the power on/off of circuit controls motor.
But above-mentioned patent still suffers from problems with: one, the sliding shoe of above-mentioned patent, the structure of push rod and position are certain, pencil point is certain with the touch position of slide block, and the cutting degree i.e. diameter of pen core of pencil is certain, it is impossible to be adjusted；Two, the dise knife of above-mentioned patent can accumulate substantial amounts of pencil chip after working long hours so that it is cutting effect declines to a great extent；Three, the component removal of existing penknife housing and inside is inconvenient, the most a certain parts damages, and ordinary consumer is difficult to oneself maintenance.
Summary of the invention
In order to solve the problem that background technology exists, cutting degree adjustable English exam card-smearing writing appliance penknife and using method thereof are provided, can adjust the cutting degree of pencil-lead, it is also possible to cleared up the pen bits on cutter in real time by hairbrush, convenient disassembly is so that keeping in repair and processing pencil-lead etc..
The technical solution adopted for the present invention to solve the technical problems is:
Cutting degree adjustable English exam card-smearing writing appliance penknife, it is characterised in that: the Jin Bi mechanism that include work disk, the upper shell being detachably connected on work disk and lower house, is detachably connected on described upper shell, it is located at the penknife structure of top in the middle part of work disk, is located at the drive mechanism of lower section in the middle part of work disk, for controlling the Ting Bi mechanism that penknife shuts down；
The upper and lower end face in described work disk outer is respectively equipped with upper and lower annular sidewall, and described work disk central authorities are provided with a bearing, and on described work disk, also circumference is evenly equipped with at least three positioning screw holes；
Described upper shell is the hollow cylinder housing of lower ending opening, described upper shell is threaded on described upper annular sidewall outer wall, being provided with entrance in the middle part of described upper shell upper surface, described entrance outer forms downwards annular slide track, and described upper shell side is additionally provided with axially extended chute；
Described lower house is the hollow cylinder housing of upper end open, and described lower house is threaded on described lower annular sidewall outer wall, described lower house mediad highlights and forms boss, and described boss center is provided with lower through-hole；
Described Jin Bi mechanism includes the slide cartridge of the hollow cylindrical of lower ending opening, described slide cartridge is set on described upper shell, it is bolted with sidespin bolt on described slide cartridge sidewall, described sidespin bolt is slidably plugged in described chute, described chute inner upper is provided with the first compression spring abutted with described sidespin bolt, it is additionally provided with pen clip hole with described entrance corresponding position in the middle part of described slide cartridge upper surface, described slide cartridge upper surface also circumference is evenly equipped with hinge hole, being hinged with jig arm in described hinge hole, described jig arm is provided with the torsionspring that its lower end of a driving is inwardly tightened up；
Described penknife structure include being detachably connected on the planet carrier of described work disk upper surface, dismountable be plugged in bearing in and the knife rest of rotation, can rotation be located at knife rest side and inside planet carrier the cutter of revolution and described cutter Synchronous Transmission and then clean the brush body of cutter；
It is provided with jack on described planet carrier with described positioning screw hole corresponding position, is fixed by bolt after the alignment of described jack, positioning screw hole；
Described knife rest includes support body, is located at above described support body and is plugged in the snap ring in described entrance, is located at below described support body and is plugged in the rotating shaft in described bearing, is located at the rectangular cam below described rotating shaft, is located at the nipple below described rectangular cam, it is bolted with jam nut on described nipple, described rotating shaft is additionally provided with the axis hole axially aligned with described lower through-hole；
Described cutter include can rotation the hobboing cutter being located at described support body side, be located at the planetary gear coordinated below described hobboing cutter cutter shaft and with described planet carrier；
Described brush body is rotating is located at described cutter side, realizes Synchronous Transmission by transmission case above described brush roll and described cutter, and the hairbrush of described brush roll is connected on described hobboing cutter；
Described drive mechanism includes the driven pulley being fastened on described rectangular cam and being fixed by described jam nut, described drive mechanism also includes the driving motor being located on described lower house and by driving motor-driven drivewheel, and described drivewheel, driven pulley are in transmission connection；
Described Ting Bi mechanism includes the nut-screw rod mechanism being located on described knife rest in the stylus mechanism away from described cutter side is located at lower through-hole and abutting with described stylus mechanism, the touch-pressure switch being located on described boss；
Described stylus mechanism include the slideway being located on described knife rest, the slide bar being the most slidably located in described slideway, be located at described slide bar upper end in order to touch the contact of pencil-lead, to be located at the baffle plate of described slide bar lower end, around being connected on described feeler lever and drive downward the second compression spring of feeler lever；
Described nut-screw rod mechanism includes the nut being located in described lower through-hole, it is located at the convex annular edge above described nut, it is located at the jump ring below described nut, around being connected on outside described nut and drive described nut the 3rd compression spring upwards, in described nut-screw rod mechanism also includes being screwed onto described nut and be plugged in the screw mandrel in described axis hole, described screw mandrel upper end abuts with described baffle plate, described screw mandrel is provided with the inserting section of a square-section, one " L " shape gag lever post it is additionally provided with on described boss, described " L " shape gag lever post be provided with match with described inserting section thus limit described screw mandrel rotate rectangle spacing hole；
Described 3rd compression spring elastic force, more than the elastic force of described second compression spring, makes tightly to be connected to below boss under described jump ring normality；
Described touch-pressure switch is located on described boss and is positioned at the described convex annular position along lower section, and described touch-pressure switch is normally closed switch；
Described power supply is located at above described boss, and described power supply electrically connects with described driving motor via after touch-pressure switch, control device, and described control device is used for controlling the main switch of driving motor start and stop at least provided with one.
Further, described bearing is deep groove ball bearing.
Further, described annular slide track inwall circumference is evenly equipped with ball and rotating in ball is provided with spin.
Further, described driven pulley is conical disc wide at the top and narrow at the bottom, and described drivewheel is up-narrow and down-wide conical disc.
Further, described cutter, brush roll upper end is the most rotating is located in transmission case, and described cutter, brush roll upper end are respectively equipped with a gear wheel, and a pair gear wheel realizes Synchronous Transmission by the little gear being located in transmission case.
Further, described cutter, brush roll upper end is the most rotating is located in transmission case, and described cutter, brush roll upper end are respectively equipped with a large roller, and a pair large roller realizes Synchronous Transmission by the small roller being located in transmission case；Described large roller, small roller carry out transmission by the frictional force of circumferential surface.
The using method of cutting degree adjustable English exam card-smearing writing appliance penknife, it is characterised in that: comprise the following steps:
Step one, enters pen:
Being lifted up by described slide cartridge, by pencil via inserting in described knife rest after pen clip hole, entrance, described jig arm clamps pencil, and described first compression spring drives described slide cartridge and pencil to move downward；
Step 2, cuts pen:
Open described main switch, described control device controls described driving motor rotation, drives described blade holder turns after drivewheel, driven pulley, and described cutter is with blade holder turns, described planetary gear, around planet carrier revolution rotation simultaneously, drives hobboing cutter to be cut the lower end of pencil；
Step 3, stall:
Pencil lower end is cut while being stepped down by, until described pencil point is connected on described contact, pencil continues to move downward, described pencil point drives described slide bar to move downward along slideway, described barrier driving screw mandrel moves downward, and then drive convex annular to make it disconnect along oppressing described touch-pressure switch, described driving motor stalls；
Step 4, resets and takes pen:
Close main switch, stir described jig arm and make its lower end open, then pack up cutting complete pencil, and the pencil repeat the above steps one to three more renewed, until by complete for all pencil cuttings.
Further, step 5 is also included: screwed off on upper annular sidewall by described upper shell, the pencil chip on cleaning work disk.
Further, before step one, further comprising the steps of:
Hands is pinched the lower end of described nut and rotates described nut, limit described inserting section due to the rectangle spacing hole on described " L " shape gag lever post and screw mandrel rotates, make described screw mandrel along axis hole axially-movable, and then described slide bar, contact can only be driven axially movable, regulate the height and position of described contact.
Beneficial effects of the present invention:
The present invention can be by rotating described nut, limit described inserting section due to the rectangle spacing hole on described " L " shape gag lever post and screw mandrel rotates, make the described screw mandrel can only be along axis hole axially-movable, and then drive described slide bar, contact axially movable, regulate the height and position of described contact, and then the cutting degree i.e. nib radius of regulation pencil-lead.
Synchronous Transmission is realized by transmission case above the brush roll of the present invention and described cutter, the hairbrush of described brush roll is connected on described hobboing cutter, and described brush roll is contrary with the direction of rotation of hobboing cutter phase tangent plane, the bristle making brush roll is considered the pen on hobboing cutter to be worth doing cleaning and is got off, it is to avoid pen bits are blocked in hobboing cutter surface.
All use between upper and lower casing and the described work disk of the present invention and removably connect, and described penknife structure, drive mechanism, Ting Bi mechanism all use the mode of removably connecting to be attached, readily accessible, all parts once damages, and user can be with self-maintain or replacing；And also by the way of dismantling described upper shell, pencil chip can be poured out at any time.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the sectional view of the present invention.
Fig. 2 is work disk and the connection diagram of penknife structure of the present invention.
Fig. 3 is A portion enlarged diagram in Fig. 1.
Fig. 4 is B portion enlarged diagram in Fig. 1.
Fig. 5 is C portion enlarged diagram in Fig. 1.
Fig. 6 is D portion enlarged diagram in Fig. 1.
nullIn figure: 1. work disk，Annular sidewall on 11.，12. times annular sidewalls，13. bearings，14. positioning screw holes，21. upper shells，21a. entrance，21b. annular slide track，21c. chute,21d. spin，22. lower houses，22a. boss，22b. lower through-hole，31. slide cartridges，32. sidespin bolts，33. first compression springs，34. pen clip holes，35. hinge holes，36. jig arm，37. torsionsprings，41. planet carriers，41a. jack,41b. bolt,42. knife rests，42a. support body,42b. snap ring,42c. rotating shaft,42d. rectangular cam,42e. nipple,42f. jam nut,42g. axis hole,43. cutters，43a. hobboing cutter,43b. planetary gear,44. brush bodies，45. transmission cases，51. driven pulleys，52. drive motor，53. drivewheels，61. stylus mechanisms，61a. slideway,61b. slide bar,61c. contact,61d. baffle plate,61e. the second compression spring,62. nut-screw rod structures，62a. nut,62b. convex annular edge,62c. jump ring,62d. the 3rd compression spring,62e. screw mandrel,62f. inserting section,62g. " L " shape gag lever post,63. touch-pressure switch，7. power supply，8. control device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Cutting degree adjustable English exam card-smearing writing appliance penknife, the upper shell 21 including work disk 1, being detachably connected on work disk 1 and lower house 22, the Jin Bi mechanism being detachably connected on described upper shell 21, is located at the penknife structure of top in the middle part of work disk 1, is located at the drive mechanism of lower section in the middle part of work disk 1, for controlling the Ting Bi mechanism that penknife shuts down；
The upper and lower end face in described work disk 1 outer is respectively equipped with upper and lower annular sidewall (11,12), and described work disk 1 central authorities are provided with a bearing 13, and on described work disk 1, also circumference is evenly equipped with at least three positioning screw holes 14；
Described upper shell 21 is the hollow cylinder housing of lower ending opening, described upper shell 21 is threaded on described upper annular sidewall 11 outer wall, it is provided with entrance 21a in the middle part of described upper shell 21 upper surface, described entrance 21a outer forms downwards annular slide track 21b, and described upper shell 21 side is additionally provided with axially extended chute 21c；
Described lower house 22 is the hollow cylinder housing of upper end open, and described lower house 22 is threaded on described lower annular sidewall 12 outer wall, described lower house 22 mediad highlights and forms boss 22a, and described boss 22a center is provided with lower through-hole 22b；
Described Jin Bi mechanism includes the slide cartridge 31 of the hollow cylindrical of lower ending opening, described slide cartridge 31 is set on described upper shell 21, it is bolted with sidespin bolt 32 on described slide cartridge 31 sidewall, described sidespin bolt 32 is slidably plugged in described chute 21c, described chute 21c inner upper is provided with the first compression spring 33 abutted with described sidespin bolt 32, it is additionally provided with pen clip hole 34 with described entrance 21a corresponding position in the middle part of described slide cartridge 31 upper surface, described slide cartridge 31 upper surface also circumference is evenly equipped with hinge hole 35, it is hinged with jig arm 36 in described hinge hole 35, described jig arm 36 is provided with the torsionspring 37 that its lower end of a driving is inwardly tightened up；
Described penknife structure include being detachably connected on the planet carrier 41 of described work disk 1 upper surface, dismountable be plugged in bearing 13 in and the knife rest 42 of rotation, can rotation be located at knife rest 42 side and inside planet carrier 41 cutter 43 of revolution and described cutter 43 Synchronous Transmission and then clean the brush body 44 of cutter 43；
It is provided with jack 41a on described planet carrier 41 with described positioning screw hole 14 corresponding position, is fixed by bolt 41b after the alignment of described jack 41a, positioning screw hole 14；
Described knife rest 42 includes support body 42a, is located at above described support body 42a and is plugged in the snap ring 42b in described entrance 21a, is located at below described support body 42a and is plugged in the rotating shaft 42c in described bearing 13, is located at the rectangular cam 42d below described rotating shaft 42c, is located at the nipple 42e below described rectangular cam 42d, it is bolted with jam nut 42f on described nipple 42e, described rotating shaft 42c is additionally provided with the axis hole 42g axially aligned with described lower through-hole 22b；
Described cutter 43 include can rotation the hobboing cutter 43a being located at described support body 42a side, be located at the planetary gear 43b coordinated below described hobboing cutter 43a cutter shaft and with described planet carrier 41；
Described brush body 44 is rotating is located at described cutter 43 side, realizes Synchronous Transmission by transmission case 45 above described brush roll 44 and described cutter 43, and the hairbrush of described brush roll 44 is connected on described hobboing cutter 43a；
Described drive mechanism includes being fastened on described rectangular cam 42d and by driven pulley 51 fixing for described jam nut 42f, described drive mechanism also includes that be located on described lower house 22 drives motor 52 and by the drivewheel 53 driving motor 52 to drive, and described drivewheel 53, driven pulley 51 are in transmission connection；
Described Ting Bi mechanism includes being located on described knife rest 42 the stylus mechanism 61 away from described cutter 43 side, be located at lower through-hole 22b in and abut with described stylus mechanism 61 nut-screw rod mechanism 62, the touch-pressure switch 63 that is located on described boss 22a；
Described stylus mechanism 61 include the slideway 61a being located on described knife rest 42, the slide bar 61b being the most slidably located in described slideway 61a, be located at described slide bar 61b upper end in order to touch the contact 61c of pencil-lead, to be located at the baffle plate 61d of described slide bar 61b lower end, around being connected on described feeler lever 61b and driving the second downward for feeler lever 61b compression spring 61e；
nullDescribed nut-screw rod mechanism 62 includes the nut 62a being located in described lower through-hole 22b、It is located at convex annular above described nut 62a along 62b、It is located at the jump ring 62c below described nut 62a，Around being connected on outside described nut 62a and drive described nut 62a the 3rd compression spring 62d upwards，In described nut-screw rod mechanism 62 also includes being screwed onto described nut 62a and be plugged in the screw mandrel 62e in described axis hole 42g，Described screw mandrel 62e upper end abuts with described baffle plate 61d，Described screw mandrel 62e is provided with inserting section 62f of a square-section，One " L " shape gag lever post 62g it is additionally provided with on described boss 22a，Described " L " shape gag lever post 62g be provided with match with described inserting section 62f thus limit described screw mandrel 62e rotate rectangle spacing hole；
Described 3rd compression spring 62d elastic force, more than the elastic force of described second compression spring 61e, makes tightly to be connected to below boss 22a under described jump ring 62c normality；
Described touch-pressure switch 63 is located on described boss 22a and is positioned at described convex annular along the position below 62b, and described touch-pressure switch 63 is normally closed switch；
Described power supply 7 is located at above described boss 22a, and described power supply 7 electrically connects with described driving motor 52 via after touch-pressure switch 63, control device 8, and described control device 8 is used for controlling the main switch of driving motor 52 start and stop at least provided with one.
Further, described bearing 13 is deep groove ball bearing.
Further, described annular slide track 21b inwall circumference is evenly equipped with ball and rotating in ball is provided with spin 21d.
Further, described driven pulley 51 is conical disc wide at the top and narrow at the bottom, and described drivewheel 53 is up-narrow and down-wide conical disc.
Further, described cutter 43, brush roll 44 upper end is the most rotating is located in transmission case 45, and described cutter 43, brush roll 44 upper end are respectively equipped with a gear wheel, and a pair gear wheel realizes Synchronous Transmission by the little gear being located in transmission case 45.
Further, described cutter 43, brush roll 44 upper end is the most rotating is located in transmission case 45, and described cutter 43, brush roll 44 upper end are respectively equipped with a large roller, and a pair large roller realizes Synchronous Transmission by the small roller being located in transmission case 45；Described large roller, small roller carry out transmission by the frictional force of circumferential surface.
The using method of cutting degree adjustable English exam card-smearing writing appliance penknife, it is characterised in that: comprise the following steps:
Step one, enters pen:
Being lifted up by described slide cartridge 31, by pencil via inserting in described knife rest 42 after pen clip hole 34, entrance 21a, described jig arm 36 clamps pencil, and described first compression spring 33 drives described slide cartridge 31 and pencil to move downward；
Step 2, cuts pen:
Open described main switch, described control device 8 controls described driving motor 52 and operates, described knife rest 42 is driven to rotate after drivewheel 53, driven pulley 51, described cutter 43 rotates with knife rest 42, described planetary gear 43b, around planet carrier 41 revolution rotation simultaneously, drives hobboing cutter 43a to be cut the lower end of pencil；
Step 3, stall:
Pencil lower end is cut while being stepped down by, until described pencil point is connected on described contact 61c, pencil continues to move downward, described pencil point drives described slide bar 61b to move downward along slideway 61a, described baffle plate 61d drives screw mandrel 62e to move downward, and then driving convex annular to make it disconnect along the 62b described touch-pressure switch 63 of compressing, described driving motor 52 stops operating；
Step 4, resets and takes pen:
Close main switch, stir described jig arm 36 and make its lower end open, then pack up cutting complete pencil, and the pencil repeat the above steps one to three more renewed, until by complete for all pencil cuttings.
Further, step 5 is also included: screwed off on upper annular sidewall 11 by described upper shell 21, the pencil chip on cleaning work disk 1.
Further, before step one, further comprising the steps of:
Hands is pinched the lower end of described nut 62a and rotates described nut 62a, limit described inserting section 62f due to the rectangle spacing hole on described " L " shape gag lever post 62g and screw mandrel 62e rotates, make the described screw mandrel 62e can only be along axis hole 42g axially-movable, and then drive described slide bar 61b, contact 61c axially movable, regulate the height and position of described contact 61c.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine its technical scope according to right.
Claims (9)
1. cutting degree adjustable English exam card-smearing writing appliance penknife, it is characterised in that: the upper shell (21) include work disk (1), being detachably connected on work disk (1) and lower house (22), the Jin Bi mechanism being detachably connected on described upper shell (21), it is located at the penknife structure above work disk (1) middle part, is located at the drive mechanism below work disk (1) middle part, is used for controlling the Ting Bi mechanism that penknife shuts down；
The upper and lower end face in described work disk (1) outer is respectively equipped with upper and lower annular sidewall (11,12), and described work disk (1) central authorities are provided with a bearing (13), and the upper also circumference of described work disk (1) is evenly equipped with at least three positioning screw holes (14)；
Described upper shell (21) is the hollow cylinder housing of lower ending opening, described upper shell (21) is threaded on described upper annular sidewall (11) outer wall, entrance (21a) it is provided with in the middle part of described upper shell (21) upper surface, described entrance (21a) outer forms downwards annular slide track (21b), and described upper shell (21) side is additionally provided with axially extended chute (21c)；
Described lower house (22) is the hollow cylinder housing of upper end open, described lower house (22) is threaded on described lower annular sidewall (12) outer wall, highlighting on described lower house (22) mediad and form boss (22a), described boss (22a) center is provided with lower through-hole (22b)；
Described Jin Bi mechanism includes the slide cartridge (31) of the hollow cylindrical of lower ending opening, described slide cartridge (31) is set on described upper shell (21), sidespin bolt (32) it is bolted with on described slide cartridge (31) sidewall, described sidespin bolt (32) is slidably plugged in described chute (21c), described chute (21c) inner upper is provided with the first compression spring (33) abutted with described sidespin bolt (32), it is additionally provided with pen clip hole (34) with described entrance (21a) corresponding position in the middle part of described slide cartridge (31) upper surface, described slide cartridge (31) upper surface also circumference is evenly equipped with hinge hole (35), jig arm (36) it is hinged with in described hinge hole (35), described jig arm (36) is provided with the torsionspring (37) inwardly tightened up its lower end of a driving；
Described penknife structure include being detachably connected on the planet carrier (41) of described work disk (1) upper surface, dismountable be plugged in bearing (13) in and the knife rest (42) of rotation, can rotation be located at knife rest (42) side and around the cutter (43) of planet carrier (41) inner side revolution and described cutter (43) Synchronous Transmission and then the brush body (44) of cleaning cutter (43)；
Described planet carrier (41) is upper is provided with jack (41a) with described positioning screw hole (14) corresponding position, is fixed by bolt (41b) after the alignment of described jack (41a), positioning screw hole (14)；
Described knife rest (42) includes support body (42a), it is located at described support body (42a) top the snap ring (42b) being plugged in described entrance (21a), it is located at described support body (42a) lower section the rotating shaft (42c) being plugged in described bearing (13), it is located at the rectangular cam (42d) of described rotating shaft (42c) lower section, it is located at the nipple (42e) of described rectangular cam (42d) lower section, jam nut (42f) it is bolted with on described nipple (42e), the axis hole (42g) axially aligned with described lower through-hole (22b) it is additionally provided with in described rotating shaft (42c)；
Described cutter (43) include can rotation the hobboing cutter (43a) being located at described support body (42a) side, be located at the planetary gear (43b) coordinated below described hobboing cutter (43a) cutter shaft and with described planet carrier (41)；
Rotating described cutter (43) side that is located at of described brush body (44), described brush roll (44) realizes Synchronous Transmission with described cutter (43) top by transmission case (45), and the hairbrush of described brush roll (44) is connected on described hobboing cutter (43a)；
It is upper and by the fixing driven pulley (51) of described jam nut (42f) that described drive mechanism includes being fastened on described rectangular cam (42d), described drive mechanism also includes the driving motor (52) being located on described lower house (22) and by the drivewheel (53) driving motor (52) to drive, and described drivewheel (53), driven pulley (51) are in transmission connection；
Described Ting Bi mechanism includes being located on described knife rest (42) the stylus mechanism (61) away from described cutter (43) side, be located at lower through-hole (22b) in and abut with described stylus mechanism (61) nut-screw rod mechanism (62), the touch-pressure switch (63) that is located on described boss (22a)；
Described stylus mechanism (61) include the slideway (61a) being located on described knife rest (42), the slide bar (61b) being the most slidably located in described slideway (61a), be located at described slide bar (61b) upper end in order to touch the contact (61c) of pencil-lead, to be located at the baffle plate (61d) of described slide bar (61b) lower end, upper and drive downward the second compression spring (61e) of feeler lever (61b) around being connected on described feeler lever (61b)；
nullDescribed nut-screw rod mechanism (62) includes the nut (62a) being located in described lower through-hole (22b)、It is located at convex annular edge (62b) of described nut (62a) top、It is located at the jump ring (62c) of described nut (62a) lower section，Around being connected on described nut (62a) outside and driving described nut (62a) the 3rd compression spring (62d) upwards，Described nut-screw rod mechanism (62) also includes being screwed onto the screw mandrel (62e) that described nut (62a) is interior and is plugged in described axis hole (42g)，Described screw mandrel (62e) upper end abuts with described baffle plate (61d)，Described screw mandrel (62e) is provided with the inserting section (62f) of a square-section，One " L " shape gag lever post (62g) it is additionally provided with on described boss (22a)，Described " L " shape gag lever post (62g) is provided with and matches with described inserting section (62f) thus limit the rectangle spacing hole that described screw mandrel (62e) rotates；
Described 3rd compression spring (62d) elastic force, more than the elastic force of described second compression spring (61e), makes tightly to be connected to boss (22a) lower section under described jump ring (62c) normality；
Described touch-pressure switch (63) is located on described boss (22a) position being positioned at described convex annular along (62b) lower section, and described touch-pressure switch (63) is normally closed switch；
Described power supply (7) is located at described boss (22a) top, described power supply (7) electrically connects with described driving motor (52) afterwards via touch-pressure switch (63), control device (8), and described control device (8) is used for controlling the main switch of driving motor (52) start and stop at least provided with one.
Cutting degree the most according to claim 1 adjustable English exam card-smearing writing appliance penknife, it is characterised in that: described bearing (13) is deep groove ball bearing.
Cutting degree the most according to claim 1 adjustable English exam card-smearing writing appliance penknife, it is characterised in that: described annular slide track (21b) inwall circumference is evenly equipped with ball and rotating in ball is provided with spin (21d).
Cutting degree the most according to claim 1 adjustable English exam card-smearing writing appliance penknife, it is characterised in that: described driven pulley (51) is conical disc wide at the top and narrow at the bottom, and described drivewheel (53) is up-narrow and down-wide conical disc.
Cutting degree the most according to claim 1 adjustable English exam card-smearing writing appliance penknife, it is characterized in that: described cutter (43), brush roll (44) upper end are the most rotating to be located in transmission case (45), described cutter (43), brush roll (44) upper end are respectively equipped with a gear wheel, and a pair gear wheel realizes Synchronous Transmission by the little gear being located in transmission case (45).
Cutting degree the most according to claim 1 adjustable English exam card-smearing writing appliance penknife, it is characterized in that: described cutter (43), brush roll (44) upper end are the most rotating to be located in transmission case (45), described cutter (43), brush roll (44) upper end are respectively equipped with a large roller, and a pair large roller realizes Synchronous Transmission by the small roller being located in transmission case (45).
7. according to the using method of the arbitrary described cutting degree adjustable English exam card-smearing writing appliance penknife of claim 1-6, it is characterised in that: comprise the following steps:
Step one, enters pen:
Described slide cartridge (31) is lifted up, pencil is inserted in described knife rest (42) via pen clip hole (34), entrance (21a) afterwards, described jig arm (36) clamps pencil, and described first compression spring (33) drives described slide cartridge (31) and pencil to move downward；
Step 2, cuts pen:
Open described main switch, described control device (8) controls the operating of described driving motor (52), described knife rest (42) is driven to rotate after drivewheel (53), driven pulley (51), described cutter (43) rotates with knife rest (42), described planetary gear (43b), around planet carrier (41) revolution rotation simultaneously, drives hobboing cutter (43a) to be cut the lower end of pencil；
Step 3, stall:
Pencil lower end is cut while being stepped down by, until described pencil point is connected on described contact (61c), pencil continues to move downward, described pencil point drives described slide bar (61b) to move downward along slideway (61a), described baffle plate (61d) drives screw mandrel (62e) to move downward, and then driving convex annular to oppress described touch-pressure switch (63) make it disconnect along (62b), described driving motor (52) stops operating；
Step 4, resets and takes pen:
Close main switch, stir described jig arm (36) and make its lower end open, then pack up cutting complete pencil, and the pencil repeat the above steps one to three more renewed, until by complete for all pencil cuttings.
The using method of cutting degree the most according to claim 7 adjustable English exam card-smearing writing appliance penknife, it is characterized in that: also include step 5: screwed off on upper annular sidewall (11) by described upper shell (21), the pencil chip on cleaning work disk (1).
9. according to the using method of the cutting degree adjustable English exam card-smearing writing appliance penknife described in claim 7 or 8, it is characterised in that:
Before step one, further comprising the steps of:
Hands is pinched the lower end of described nut (62a) and rotates described nut (62a), limit described inserting section (62f) due to the rectangle spacing hole on described " L " shape gag lever post (62g) and screw mandrel (62e) rotates, make the described screw mandrel (62e) can only be along axis hole (42g) axially-movable, and then drive described slide bar (61b), contact (61c) axially movable, regulate the height and position of described contact (61c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247556.XA CN105856929B (en) | 2016-04-20 | 2016-04-20 | The adjustable English exam card-smearing writing appliance penknife of cutting degree and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610247556.XA CN105856929B (en) | 2016-04-20 | 2016-04-20 | The adjustable English exam card-smearing writing appliance penknife of cutting degree and its application method |
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| Publication Number | Publication Date |
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| CN105856929A true CN105856929A (en) | 2016-08-17 |
| CN105856929B CN105856929B (en) | 2017-06-23 |
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| CN201610247556.XA Expired - Fee Related CN105856929B (en) | 2016-04-20 | 2016-04-20 | The adjustable English exam card-smearing writing appliance penknife of cutting degree and its application method |
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| CN106585233A (en) * | 2016-10-25 | 2017-04-26 | 林依辰 | Pencil disinfecting and sharpening integrated device |
| CN106808869A (en) * | 2017-03-27 | 2017-06-09 | 浙江工贸职业技术学院 | A kind of singlehanded pencil sharpener |
| CN107139623A (en) * | 2017-04-20 | 2017-09-08 | 安徽玉辉电子科技有限公司 | Automatic pen feeding pencil sharpener |
| CN107351579A (en) * | 2017-07-13 | 2017-11-17 | 李大德 | Apply the semi-automatic penknife of answering card pencil |
| CN108481965A (en) * | 2018-04-19 | 2018-09-04 | 马金明 | Feed device and pencil sharpener |
| CN109017075A (en) * | 2018-09-20 | 2018-12-18 | 宁波天天文具有限公司 | A kind of anti-jamming pencil sharpener of disconnected core |
| CN112590435A (en) * | 2021-01-05 | 2021-04-02 | 陈军 | Knife rest of pencil sharpener |
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| CN109017075A (en) * | 2018-09-20 | 2018-12-18 | 宁波天天文具有限公司 | A kind of anti-jamming pencil sharpener of disconnected core |
| CN112590435A (en) * | 2021-01-05 | 2021-04-02 | 陈军 | Knife rest of pencil sharpener |
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|---|---|
| CN105856929B (en) | 2017-06-23 |
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