CN2258120Y

CN2258120Y - Combined knife for sharpening pencils

Info

Publication number: CN2258120Y
Application number: CN 96216955
Authority: CN
Inventors: 付玉明
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-07-10
Filing date: 1996-07-10
Publication date: 1997-07-23
Anticipated expiration: 2006-07-10

Abstract

The utility model discloses a combined pencil sharpener, relating to a writing or drawing article, particularly a device for sharpening the nib of pencils. A pencil wooden pole sharpening part and a lead core shaving part are combined together; with convenient and safe utilization, the utility model is especially suitable for pupils to use. The pencil wooden pole sharpening part (including a sharpening blade and a sharpening hole), the lead core shaving part, and a lead core shaving knife are arranged inside the shell of the pencil side by side, and the lead core shaving knife is positioned inside a slender cutting groove arranged between the pencil wooden pole sharpening part and the lead core shaving part. The shaving blade of the lead core shaving part is fixed tightly on the top end of a slope with a gradient of 10-60 DEG.

Description

The Combined pencil cutter

The utility model relates to be write or drawing article, is specially a kind of pencil sharpening device.

At present, considerable human pocket knife sharpens a pencil, the good hand touch when pencil that pocket knife is cut out is write, anti-writing can cut multiple difform pencil, but the difficulty that sharpens a pencil with pocket knife is bigger, common people are difficult to cut out the high-caliber pen of high-quality, particularly children use pocket knife dangerous, easily cause injuredly, and the last class hour that has is the scraping tip of a pencil on desk, produce noise, influence other classmate and listen to the teacher, it is both time-consuming bothersome to cut pen with pocket knife, also make dirty desk, hand and writing book.It is simple to operate to sharpen a pencil with pencil sharpener, convenient and safe, but the disconnected lead for retractable pencil of normal volume, and the pencil waste is very big, and the too short too point of nib easily scratches books when writing, and the utmost point is not durable, and line weight is irregular, student's roll cutting pencil of last class hour of having to, and influence is listened to the teacher.The hand-rail type penknife costs an arm and a leg, the very much not portable band of volume, and cutting the round bar pencil can skid, and noise is big, influence other people, the easily broken point of the nib of cutting out scratches paper, not anti-writing, and feel is not so good when writing, being difficult to holds a pen for a long time writes, and can not cut out multiple shape, and the scope of application is subjected to certain limitation.All kinds of roll cutting pencil cutters of patent applied for are not considered security by retrieval, and blade is provided with unreasonable, do not collect the device of pen bits and lead dust, pollute environment at one's side, and less economical.

At the weak point that above-mentioned prior art exists, the utility model provides a kind of Combined pencil cutter, and it is partly combined roll cutting pencil rod part and shaving lead for retractable pencil, and is easy to use, safe, especially is fit to the pupil and uses.

The purpose of this utility model reaches by following measure: be arranged side by side the roll cutting pencil rod and partly (contain volume paring blade and volume and cut the hole in the pencil housing, draw and scrape lead for retractable pencil partly and shaving lead for retractable pencil pocket knife, shaving lead for retractable pencil pocket knife is cut rod partly and draw in the bistoury groove of scraping between the lead for retractable pencil part at volume.

Draw and scrape the beveled top end that lead for retractable pencil blade partly is fastening and have certain gradient, the gradient on this inclined-plane enters the semicircle orifice radius with the lead for retractable pencil that is positioned at the housing front and is complementary, and gradient is 10～60 °.

On the end face of housing rear portion, have the lead for retractable pencil detent of an oblique layout at least, at the lead for retractable pencil detent and draw that to scrape between the lead for retractable pencil blade be lead for retractable pencil end storage chamber.

The utility model is described in further detail below in conjunction with embodiment and accompanying drawing thereof.

Fig. 1 is the planar structure schematic diagram according to the Combined pencil cutter that the utility model proposes.

Fig. 2 is the front view of Combined pencil cutter.Fig. 3 is the A-A profile of Fig. 1.

Fig. 4 is the B-B profile of Fig. 1.Fig. 5 is the stereogram of Combined pencil cutter.

Fig. 6 is the stereogram of cap 10.

This Combined pencil cutter has a housing 4 by cap 10 sealing, be arranged side by side in the housing 4 the roll cutting pencil rod partly (contain volume paring blade 3 and volume cut enter hole 8), draw and scrape lead for retractable pencil and partly (contain to draw to scrape lead for retractable pencil blade 1 and draw and scrape lead for retractable pencil and enter hole 7) and shaving lead for retractable pencil pocket knife 2.Wherein, shaving lead for retractable pencil pocket knife at the roll cutting pencil rod partly and draw and scrape in the bistoury groove 6 of lead for retractable pencil between partly.Draw and scrape lead for retractable pencil blade 1 partly to be anchored on gradient be 10～60 ° beveled top end, the gradient on this inclined-plane enters semicircle orifice 7 radiuses with the lead for retractable pencil that is positioned at the housing front and is complementary.

Have the lead for retractable pencil detent 5 of 1～4 oblique layout on the end face of housing rear portion, at the lead for retractable pencil detent and draw that to scrape between the lead for retractable pencil blade be lead for retractable pencil end storage chamber 9.During use, open cap 10 earlier, pencil is cut rod circular hole 8 from volume stretch into, Propelling pencil with sharpener in cap is by blade 3 roll cutting pencil rods, when treating that lead for retractable pencil exposes Len req, pencil is extracted out, stretched into semicircle orifice 7 and draw and scrape lead for retractable pencil, lead for retractable pencil is gone forward to pull back afterwards moving at blade 1, draw and scrape lead for retractable pencil, up to nib till the required degree.As the nib chap, can stretch at any time to draw and scrape place under repair in the lead for retractable pencil hole 7 in writing.The mode of the another kind of sharpening lead for retractable pencil of this Combined pencil cutter is: will roll up the pencil of cutting rod and tiltedly hold up, lead for retractable pencil is placed on detent 5, uses pocket knife 2 shaving lead for retractable pencils to necessary requirement.

Elegant in appearance, practical with the pencil that this product is cut out; the quality height; not easily broken core; anti-writing; good hand touch when writing, the delicate and pretty clean and tidy safety simple to operate of the writing that writes out does not influence other people, and noise is little; school grade raising and sight protectio to the pupil have positive role, and cost low energy is cut out the applicability of multiple shape as required.

Claims

1, a kind of Combined pencil cutter, a pencil-knife housing 4 and a shaving lead for retractable pencil pocket knife 2 that is geometry is arranged, it is characterized in that: be arranged side by side in the housing 4 the roll cutting pencil rod partly (contain volume paring blade 3 and volume cut enter hole 8), draw and scrape lead for retractable pencil and partly (contain to draw to scrape lead for retractable pencil blade 1 and draw and scrape lead for retractable pencil and enter hole 7) and shaving lead for retractable pencil pocket knife 2, shaving lead for retractable pencil pocket knife is cut rod partly and draw in the bistoury groove of scraping between the lead for retractable pencil part 6 at volume.

2, Combined pencil cutter according to claim 1, it is characterized in that the above-mentioned blade 1 of scraping the lead for retractable pencil part that draws is anchored on the beveled top end with certain gradient, the gradient on this inclined-plane enters semicircle orifice 7 radiuses with the lead for retractable pencil that is positioned at the housing front and is complementary, and gradient is 10～60 °.

3, pencil-knife according to claim 1 is characterized in that having at least on the rear portion end face of housing 4 the lead for retractable pencil detent 5 of an oblique layout, at the lead for retractable pencil detent and draw that to scrape between the lead for retractable pencil blade be lead for retractable pencil end storage chamber 9.