CN105946414A - Single-hand pressing type pencil sharpener - Google Patents
Single-hand pressing type pencil sharpener Download PDFInfo
- Publication number
- CN105946414A CN105946414A CN201610458191.5A CN201610458191A CN105946414A CN 105946414 A CN105946414 A CN 105946414A CN 201610458191 A CN201610458191 A CN 201610458191A CN 105946414 A CN105946414 A CN 105946414A
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- CN
- China
- Prior art keywords
- pressing
- engaging tooth
- compression spring
- pressing body
- pencil sharpener
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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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- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to a single-hand pressing type pencil sharpener. The single-hand pressing type pencil sharpener comprises a shell and a blade device arranged in the shell and further comprises a pressing drive device. The pressing drive device comprises a pressing body, a compression spring and a gear drive end which are in linkage. Engagement teeth are arranged on the outer edge of the bottom of the blade device. One end of the gear drive end is engaged with the engagement teeth on the outer edge of the blade device, the pressing body abuts against the compression spring, and engagement teeth in transmission connection with the gear drive end are arranged on the pressing body. The pressing body abuts against a plane when bearing pressing force, the pressing body moves upwards relative to the base through abutting, the compression spring is pressed accordingly, and the engagement teeth on the pressing body are engaged with the other end of the gear drive end; and when the compression spring is reset, the engagement teeth of the pressing body are not engaged with the gear drive end. The work process is conducted on one straight line through a linear pressing transmission structure, the operation manner is simplified, so that the single-hand operation is achieved, the pencil sharpener does not need to be adjusted during using, and therefore operation is easy, and the efficiency of pencil sharpening can be improved.
Description
Technical field
The present invention relates to a kind of office appliance, be specifically related to the device of a kind of sharpening pencil.
Background technology
At present, when using the product of on-electric pencil sharpener, existing product is according to needs bimanualness or in use needs to be adjusted pencil sharpener, makes the edge of a knife constantly be adjacent to pencil.There are so some problems in this use process: one is that inconvenient operation is wordy;Two is to adjust pencil sharpener to lose time；Three is the most intuitively to hold cutting degree, wastes pencil.
Summary of the invention
The technical problem to be solved in the present invention is to provide the device of a kind of one-handed performance sharpening pencil, and it can simplify occupation mode significantly, time saving and energy saving, improves the efficiency of sharpening pencil.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of singlehanded pressing type pencil sharpener, including the blade apparatus arranged in housing and housing；A hole is offered in housing the top；It is characterized in that: also include by hydraulic driver, described pressing body, compression spring and the gear drive end including by hydraulic driver mutually linking；Housing is sequentially connected with up and down is constituted by top cover, tubular limit lid, base；Blade apparatus bottom outer-edge arranges engaging tooth, gear drive end one end is engaged with the engaging tooth of blade apparatus outer rim, pressing body, by up stretching into the compression spring arranged in the barrel of limit lid and in pressing body top conflict barrel below base, pressing body arranges the engaging tooth being in transmission connection with gear drive end；Pressing body bottom afford by top cover bring by pressure time with one plane conflict, this conflict makes pressing body up move relative to base and compress compression spring and make engaging tooth on pressing body engage with the gear drive end other end, and gear drive end drives blade apparatus to rotate by the engaging tooth of blade apparatus outer rim；When compression spring resets, the engaging tooth of pressing body departs from and gear drive end engagement, and the engaging tooth of blade apparatus outer rim is positioned at resting state.
In technique scheme, edgewise lid circumference uniform intervals arranges 3-4 the pressing body being parallel to each other.
In technique scheme, described pressing body is shaft-like worm screw heel brace, and worm screw heel brace arranges the engaging tooth with worm gear, and when the compression spring arranged in barrel is compressed, on worm screw heel brace, engaging tooth engages with worm gear；The barrel of limit lid is provided at circumferentially spaced the pressing hole parallel with limit lid generatrix direction, and described pressing hole arranges and arrange in pressing hole compression spring from lower to upper, and worm screw heel brace top is stretched into after passing base in pressing hole and conflicted with compression spring；Worm gear is arranged on base, and worm gear passes through the coaxially connected in-line gears of key axle, and these in-line gears arrange engaging tooth with blade apparatus bottom outer-edge and engage.
In technique scheme, blade apparatus is the fixing knife combination connected and cutter cushion block cutter hood being movably arranged on base in including being similarly cylinder-shaped cutter hood, cutter hood；Cutter hood bottom outer-edge arranges a circle engaging tooth, and cutter hood is arranged by the protruding shaft activity at cutter cushion block center and can rotate around this protruding shaft；In-line gears engage with the engaging tooth of cutter hood bottom outer-edge.
In technique scheme, the engaging tooth of described in-line gears and cutter hood bottom outer-edge is straight-tooth.
In technique scheme, top cover is connected with limit cover latch.
In technique scheme, the horizontal cross-section of described base is symmetrical triangle circular, round and smooth or square.
In technique scheme, housing, blade apparatus and press in hydraulic driver, compression spring, knife combination are metal material, and other is plastic material.
User, when pencil inserting top cover hole and making pencil and tool contact, presses whole pencil sharpener and worm screw heel brace will be made relative to body movement, drive worm gear to rotate whereby；Worm gear is connected with spur gear key axle, and spur gear engages with extension straight-tooth bottom cutter hood, drives cutter hood to rotate whereby；Cutter hood assembles with knife combination collocation, and pencil is done cutting movement by band cutter whereby；The chip that cutting movement produces can get rid of to cutter hood because of centrifugal action；After completing a process, the spring compressed can make worm screw heel brace reset；Top cover is connected with limit cover latch, conveniently pours out chip.
Relative to prior art, the invention has the beneficial effects as follows, due to this special linear type pressing drive mechanism, rely solely on one against plane, just can make the progress of work point-blank thus simplify mode of operation to reach in one-handed performance, use without adjusting pencil sharpener, therefore, operate and be particularly easy to, the efficiency of sharpening pencil can be improved.
Accompanying drawing explanation
Fig. 1 is the agent structure schematic diagram of a kind of singlehanded pressing type pencil sharpener of the present invention；
Fig. 2 be Fig. 1 partly cut open axonometric chart；
Fig. 3 is the transmission structures schematic diagram of the present invention.
In accompanying drawing 1-3, each reference is corresponding as follows: top cover 1, limit lid 2, base 3, worm screw heel brace 4, compression spring 5, cutter hood 6, knife combination 7, spur gear 8, key axle 9, worm gear 10, cutter cushion block 11.
Detailed description of the invention
The present invention is described in detail for 1-3 below in conjunction with the accompanying drawings, it is necessary to declares every usual or routine techniques transformation carried out according to present inventive concept and belongs to protection scope of the present invention.
The singlehanded pressing type pencil sharpener implemented according to the present invention, including the blade apparatus arranged in being sequentially connected with the cylindrical spaces constituted and this cylindrical spaces by dome-shaped top cover 1, tubular limit lid 2, template base about 3；A hole is offered in dome-shaped top cover 1 the top；It is characterized in that: also include one group by hydraulic driver, described pressing body, compression spring and the gear drive end including by hydraulic driver linking；Blade apparatus bottom outer-edge arranges engaging tooth, gear drive end engages with the engaging tooth of blade apparatus, pressing body, by up stretching into the compression spring arranged in the barrel of limit lid and in barrel of conflicting below base, pressing body arranges the engaging tooth being in transmission connection with gear drive end；Pressing body afford by top cover bring by pressure time with one plane conflict, this conflict action makes pressing body up move compression compression spring 5 relative to base and driving gear drives end, gear drive end and then pencil is done cutting movement by the engaging tooth of blade apparatus driving blade apparatus.When compression spring resets, the engaging tooth of pressing body departs from and gear drive end engagement, and the engaging tooth of blade apparatus outer rim is positioned at resting state.
Blade apparatus is the fixing knife combination 7 connected and the cutter cushion block 11 cutter hood 6 being movably arranged on base 3 in including being similarly cylinder-shaped cutter hood 6, cutter hood 6；Cutter hood 6 cylinder top is arranged and the perforate in line of case top hole, sidewall offer engrave hole facilitate chip overflow avoid blocking blade, cutter hood 6 bottom outer-edge arranges a circle spur gear, and cutter hood 6 is arranged by the protruding shaft activity at cutter cushion block 11 center and can rotate around this protruding shaft；Described hydraulic driver of pressing mainly is made up of worm screw heel brace 4, compression spring 5, spur gear 8, key axle 9, worm gear 10；The barrel of limit lid 2 is provided at circumferentially spaced the pressing hole parallel with limit lid 2 generatrix direction, and described pressing hole arranges and arrange in pressing hole compression spring 5 from lower to upper, and worm screw heel brace 4 top is stretched in pressing hole after passing base 3 and conflicted with compression spring 5；Setting up the worm gear 8 that engages with worm screw heel brace 4 on base 3, each worm gear 8 passes through the coaxially connected spur gear 10 of key axle 9, and spur gear 10 spur gear with cutter hood 6 bottom outer-edge respectively engages and makes cutter hood 6 unitary rotation.
It is preferably provided with 3-4 root worm screw heel brace 4.3-4 worm gear 8 and spur gear 10, compression spring 5 are set accordingly.
The special transmission structure of described pencil sharpener can make the whole progress of work point-blank, and in addition to spring 5, knife combination 7 are for metal, remaining is plastic material to its material.
During use, one is contacted against plane (horizontal table top or other fixed pans) bottom the worm screw heel brace 4 of singlehanded pressing type pencil sharpener, user one hand pencil inserted 1 hole of top cover makes pencil contact with knife combination 7 time, singlehanded press whole pencil sharpener will make worm screw heel brace 4 rely on against plane bounce-back body base 3 relatively moves, drive the worm gear 8 of erection on base 3 to rotate whereby；Worm gear 8 is connected with spur gear 10 key axle 9, and spur gear 10 engages with cutter hood 6 bottom outer-edge straight-tooth, drives cutter hood 6 to rotate whereby；Cutter hood 6 assembles with knife combination 7 collocation, drives knife combination 7 that pencil is done cutting movement whereby；The chip that cutting movement produces can get rid of to cutter hood 6 because of centrifugal action；After completing a process, the spring 5 compressed can make worm screw heel brace 4 reset；Top cover 1 snaps connection with limit lid 2, conveniently pours out chip；Limit lid 2 is connected with screw with base 3.
Claims (9)
1. a singlehanded pressing type pencil sharpener, including the blade apparatus arranged in housing and housing；A hole is offered in housing the top；It is characterized in that: also include by hydraulic driver, described pressing body, compression spring and the gear drive end including by hydraulic driver mutually linking；Housing is sequentially connected with up and down is constituted by top cover, tubular limit lid, base；Blade apparatus bottom outer-edge arranges engaging tooth, gear drive end one end is engaged with the engaging tooth of blade apparatus outer rim, pressing body, by up stretching into the compression spring arranged in the barrel of limit lid and in pressing body top conflict barrel below base, pressing body arranges the engaging tooth being in transmission connection with gear drive end；Pressing body bottom afford by top cover bring by pressure time with one plane conflict, this conflict makes pressing body up move relative to base and compress compression spring and make engaging tooth on pressing body engage with the gear drive end other end, and gear drive end drives blade apparatus to rotate by the engaging tooth of blade apparatus outer rim；When compression spring resets, the engaging tooth of pressing body departs from and gear drive end engagement, and the engaging tooth of blade apparatus outer rim is positioned at resting state.
Singlehanded pressing type pencil sharpener the most according to claim 1, it is characterised in that: edgewise lid circumference uniform intervals arranges 3-4 the pressing body being parallel to each other.
Singlehanded pressing type pencil sharpener the most according to claim 1, it is characterized in that: described pressing body is shaft-like worm screw heel brace, arranging the engaging tooth with worm gear on worm screw heel brace, when the compression spring arranged in barrel is compressed, on worm screw heel brace, engaging tooth engages with worm gear；The barrel of limit lid is provided at circumferentially spaced the pressing hole parallel with limit lid generatrix direction, and described pressing hole arranges and arrange in pressing hole compression spring from lower to upper, and worm screw heel brace top is stretched into after passing base in pressing hole and conflicted with compression spring；Worm gear is arranged on base, and worm gear passes through the coaxially connected in-line gears of key axle, and these in-line gears arrange engaging tooth with blade apparatus bottom outer-edge and engage.
Singlehanded pressing type pencil sharpener the most according to claim 3, it is characterised in that: blade apparatus includes being similarly the fixing knife combination connected and cutter cushion block cutter hood being movably arranged on base in cylinder-shaped cutter hood, cutter hood；Cutter hood bottom outer-edge arranges a circle engaging tooth, and cutter hood is arranged by the protruding shaft activity at cutter cushion block center and can rotate around this protruding shaft.
Singlehanded pressing type pencil sharpener the most according to claim 4, it is characterised in that: in-line gears engage with the engaging tooth of cutter hood bottom outer-edge.
Singlehanded pressing type pencil sharpener the most according to claim 4, it is characterised in that: the engaging tooth of described in-line gears and cutter hood bottom outer-edge is straight-tooth.
Singlehanded pressing type pencil sharpener the most according to claim 1, it is characterised in that: top cover is connected with limit cover latch.
Singlehanded pressing type pencil sharpener the most according to claim 1, it is characterised in that: the horizontal cross-section of described base is symmetrical triangle circular, round and smooth or square.
Singlehanded pressing type pencil sharpener the most according to claim 4, it is characterised in that: housing, blade apparatus and press in hydraulic driver, compression spring, knife combination are metal material, and other is plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458191.5A CN105946414B (en) | 2016-06-22 | 2016-06-22 | Singlehanded push type pencil sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458191.5A CN105946414B (en) | 2016-06-22 | 2016-06-22 | Singlehanded push type pencil sharpener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105946414A true CN105946414A (en) | 2016-09-21 |
| CN105946414B CN105946414B (en) | 2017-09-29 |
Family
ID=56904578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610458191.5A Expired - Fee Related CN105946414B (en) | 2016-06-22 | 2016-06-22 | Singlehanded push type pencil sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105946414B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146120A (en) * | 2017-11-23 | 2018-06-12 | 广州市首试科技有限公司 | A kind of intelligent penknife stationery of sliding |
| CN108357264A (en) * | 2018-03-15 | 2018-08-03 | 许佳雯 | A kind of pencil sharpener |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01317796A (en) * | 1988-06-20 | 1989-12-22 | Matsushita Electric Ind Co Ltd | Pencil sharpener |
| CN2061526U (en) * | 1990-01-02 | 1990-09-05 | 汪秋鹿 | Automatic pencil sharpener |
| CN105538972A (en) * | 2015-12-26 | 2016-05-04 | 北海光利彩色印刷有限公司 | Push type pencil sharpener |
| CN206012158U (en) * | 2016-06-22 | 2017-03-15 | 中国地质大学（武汉） | Singlehanded pressing type pencil sharpener |
-
2016
- 2016-06-22 CN CN201610458191.5A patent/CN105946414B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01317796A (en) * | 1988-06-20 | 1989-12-22 | Matsushita Electric Ind Co Ltd | Pencil sharpener |
| CN2061526U (en) * | 1990-01-02 | 1990-09-05 | 汪秋鹿 | Automatic pencil sharpener |
| CN105538972A (en) * | 2015-12-26 | 2016-05-04 | 北海光利彩色印刷有限公司 | Push type pencil sharpener |
| CN206012158U (en) * | 2016-06-22 | 2017-03-15 | 中国地质大学（武汉） | Singlehanded pressing type pencil sharpener |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146120A (en) * | 2017-11-23 | 2018-06-12 | 广州市首试科技有限公司 | A kind of intelligent penknife stationery of sliding |
| CN108357264A (en) * | 2018-03-15 | 2018-08-03 | 许佳雯 | A kind of pencil sharpener |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105946414B (en) | 2017-09-29 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170929 Termination date: 20190622 |
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| CF01 | Termination of patent right due to non-payment of annual fee |