CN203805545U

CN203805545U - Pencil lead detacher

Info

Publication number: CN203805545U
Application number: CN201420234491.1U
Authority: CN
Inventors: 孟兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-05-08
Filing date: 2014-05-08
Publication date: 2014-09-03
Anticipated expiration: 2024-05-08

Abstract

The utility model relates to a pencil lead detacher and belongs to the field of culture and office supplies. The pencil lead detacher comprises a shell, a detachable cover is arranged at the upper end of the shell, and a cutting pen container is arranged at the lower end of the shell; a slider is slidably mounted in the shell; an adjusting bolt is mounted on the cover and is in threaded connection with the same, and the bottom of the adjusting bolt is abutted against the upper surface of the slider; a blade is mounted at the bottom of the slider, and the lower-end edge of the blade penetrates a through hole in the shell to enter the cutting pen container; a reset spring is arranged between the bottom of the slider and the shell. The pencil lead detacher is capable of positioning cutting depth, so that a pencil lead can be completely detached without being damaged, operation is simple and convenient, hands are completely isolated from the blade, and safety in operation can be guaranteed.

Description

Pencil-lead stripper

Technical field

The utility model relates to a kind of pencil-lead stripper, belongs to culture, office appliance field.

Background technology

Wood pencil is one of most popular painting and calligraphy, office appliance, conventionally use the last remaining short pencil head of 3～4 centimetres, even if add the prolongation shaft of a writing brush, be that continuation use or sharpening are all extremely inconvenient, and the pencil-lead of the inside still have larger use value.

For a long time, this class pencil stub awkward condition in " keep not handy, throw away very unfortunate " always, for student and the professional of the various pencils of a large amount of uses, be no small waste, for the whole society, take care of the pence, also caused the significant wastage to resource.If want to continue to use pencil-lead, existing method is directly to cut the wooden skin from Wood pencil head with hand-held blade, takes out pencil-lead and is used, and this mode wastes time and energy, and very easily hurts hand, also easily destroys pencil-lead, operates very inconvenient.

Utility model content

According to above the deficiencies in the prior art, technical problem to be solved in the utility model is: a kind of pencil-lead stripper is provided, and can the positional dissection degree of depth, make pencil-lead peel off completely and not to be destroyed, simple to operation, hand and blade are isolated completely, ensure handling safety.

Pencil-lead stripper described in the utility model, comprises housing, and housing upper end is provided with dismountable capping, and housing lower end is provided with cutting pen container; One slide block is slidably mounted in housing; One adjusting bolt is arranged in capping and with closure threads and is connected, and its bottom is against slide block upper surface; One blade is arranged on slider bottom, and its lower end blade enters in cutting pen container through the through hole on housing; Between slider bottom and housing, be provided with back-moving spring.

Cutting pen container is used for putting into pencil stub, and the blade in the cut pen container of pencil stub cuts repeatedly, thereby layer of wood is peeled off.Move up and down by slide block band cutting blade, thereby the degree of depth in adjustable blade incision cutting pen container, this degree of depth is corresponding with the layer of wood degree of depth of pencil stub, turn adjusting bolt downwards, adjusting bolt compressing slide block moves down, and increases blade penetraction depth, upwards turn adjusting bolt, slide block moves up under action of reset spring, reduces blade penetraction depth, thereby realizes the adjusting of blade penetraction depth by adjusting bolt.

Described slide block and enclosure interior matched in clearance, slide block sectional dimension is corresponding with enclosure interior bulk, and slide block can directly slide along housing, and slide rail also can be set on slide block, on corresponding housing, chute is set, and is slidably matched to realize.

The blade of described blade arranges along cutting pen container axioversion, its inclination angle is 10 °～80 °, pencil stub inserts along the lower end at blade inclination angle, along with the insertion of pencil stub, blade penetraction depth increases gradually, finally make layer of wood separate with pencil-lead, inclination angle play the guiding role simultaneously, avoids the damage blade of directly dissecting.

Described one end relative with blade cutting edge is directly fixed on slide block, and blade also can dismountablely be arranged on slide block, as by a fixed block and slide block clamping, directly fixing, saves cost.

Described slider bottom has two blind holes symmetrical along blade, and back-moving spring upper end is arranged in blind hole, and back-moving spring lower end is against on housing.

Described cutting pen tube outer surface is arc or polygon, its inner surface is circle or polygon, and its internal diameter and Wood pencil external diameter adapt, and preferably surfaces externally and internally is circular cutting pen container, in the time of cutting pencil stub, fix pencil and pencil stub sliding channel is provided.

Described through hole is and the corresponding bar hole of insert shape.

Described capping is fixed on housing by trip bolt, and capping also can be connected with the dismounting of housing card by buckle structure.

When use, first rotate the adjusting bolt in capping, by lifting and the position of the common adjusting slider of back-moving spring in housing of adjusting bolt bar portion, determine that by estimating blade stretches into the degree of depth in cutting pen container, penetraction depth and the wooden outer layer thickness of the pencil stub of will dissecting are adapted.

The pencil stub that will cut is inserted away from one end of cutting pen container axis from blade cutting edge, the tail end of pencil stub is supported on the table, press the utility model downwards, along with the insertion of pencil stub, the degree of depth of blade incision layer of wood increases gradually, finally arrive pencil-lead place, after pencil stub is through cutting pen container, blade is scratched a side of pencil stub completely.

Rotation pencil head, conversion is cut to off normal and is put, and repeats said process, after again cutting, the layer of wood Automatic-falling of pencil stub, pencil-lead takes out smoothly.For stripping process is more prone to, can repeat said process repeatedly.

Compared with prior art, the beneficial effect the utlity model has is:

This pencil-lead stripper, can be according to the wooden outer field thickness of pencil stub of need cutting by the acting in conjunction of adjusting bolt, slide block and back-moving spring, effectively controls blade and stretch into the degree of depth in cutting pen container, makes pencil-lead peel off completely and not to be damaged; Pencil stub can complete cutting through cutting pen container, simple to operation; Blade is hidden in cutting pen container, and hand and blade are isolated completely, ensures handling safety.

Brief description of the drawings

Fig. 1 is the utility model structural representation;

Fig. 2 is the utility model side view.

In figure: 1, capping; 2, housing; 3, blade; 4, cutting pen container; 5, through hole; 6, back-moving spring; 7, blind hole; 8, slide block; 9, trip bolt; 10, adjusting bolt.

Detailed description of the invention

Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.

As shown in Fig. 1～2, this pencil-lead stripper comprises housing 2, housing 2 upper ends are provided with dismountable capping 1, capping 1 is by being fixed on housing 2 by four trip bolts 9, four trip bolts 9 are distributed on 1 four angles of capping, capping 1 also can be fixedly connected with housing 2 by snap connection means, and housing 2 lower ends are fixed with cutting pen container 4, and cutting pen container 4 is one-body molded with housing 2.Cutting pen container 4 outer surfaces are arc or polygon, and preferably semicircle, its inner surface is circle or polygon, circular, and its internal diameter and Wood pencil external diameter adapt.

One slide block 8 is slidably mounted in housing 2, and slide block 8 coordinates with housing 2 internal clearances, and slide block 8 sectional dimensions are corresponding with housing 2 interior space dimension, slide block 8 can directly be slided along housing 2, also can on slide block 8, slide rail be set, on corresponding housing 2, chute be set, be slidably matched to realize.

One adjusting bolt 10 is arranged in capping 1 and with capping 1 and is threaded, and its bottom is against slide block 8 upper surfaces, rotates adjusting bolt 10, and its bar portion promotes slide block 8 and moves down.

One blade 3 is arranged on slide block 8 bottoms, its lower end blade enters in cutting pen container 4 through the through hole 5 on housing 2, and through hole 5 bar holes are corresponding with blade 3 profiles, through hole 5 sizes are slightly larger than blade 3, to facilitate passing through of blade 3, the blade of blade 3 is along the 4 axioversion settings of cutting pen container, and its inclination angle is 10 °～80 °, when the blade 3 being obliquely installed cuts pencil stub, penetraction depth increases gradually, convenient cutting, and one end that blade 3 blades are relative is directly fixed on slide block 8.

Slide block 8 bottoms have two blind holes 7 symmetrical along blade 3, between slide block 8 bottoms and housing 2, be provided with back-moving spring 6, back-moving spring 6 upper ends are arranged in blind hole 7, back-moving spring 6 lower ends are against on housing 2, in the time that slide block 8 is downward, back-moving spring 6 pressurizeds, in the time that adjusting bolt 8 is unclamped, effect sliding block 8 at back-moving spring 6 elastic force moves up, and realizes and resetting.

The course of work:

When use, first rotate the adjusting bolt 10 in capping 1, by lifting and back-moving spring 6 positions of common adjusting slider 8 in housing 2 of adjusting bolt 10 bar portions, determine that by estimating blade 3 stretches into the degree of depth in cutting pen container 4, penetraction depth and the wooden outer layer thickness of the pencil stub of will dissecting are adapted.

The pencil stub that will cut is inserted away from one end of cutting pen container 4 axis from blade 3 blades, the tail end of pencil stub is supported on the table, press the utility model downwards, along with the insertion of pencil stub, the degree of depth that blade 3 is cut layer of wood increases gradually, finally arrive pencil-lead place, after pencil stub is through cutting pen container 4, blade 3 is scratched a side of pencil stub completely.

Claims

1. a pencil-lead stripper, comprises housing (2), it is characterized in that: housing (2) upper end is provided with dismountable capping (1), and housing (2) lower end is provided with cutting pen container (4);

One slide block (8) is slidably mounted in housing (2);

One adjusting bolt (10) is arranged on capping (1) above and is threaded with capping (1), and its bottom is against slide block (8) upper surface;

One blade (3) is arranged on slide block (8) bottom, and its lower end blade enters in cutting pen container (4) through the through hole (5) on housing (2);

Between slide block (8) bottom and housing (2), be provided with back-moving spring (6).

2. pencil-lead stripper according to claim 1, it is characterized in that: described slide block (8) coordinates with housing (2) internal clearance, and slide block (8) sectional dimension is corresponding with housing (2) interior space dimension.

3. pencil-lead stripper according to claim 1, is characterized in that: the blade of described blade (3) is along the axioversion setting of cutting pen container (4), and its inclination angle is 10 °～80 °.

4. pencil-lead stripper according to claim 3, is characterized in that: described one end relative with blade (3) blade is directly fixed on slide block (8).

5. pencil-lead stripper according to claim 4, it is characterized in that: described slide block (8) bottom has two blind holes (7) symmetrical along blade (3), back-moving spring (6) upper end is arranged in blind hole (7), and back-moving spring (6) lower end is against on housing (2).

6. according to the arbitrary described pencil-lead stripper of claim 1～5, it is characterized in that: described cutting pen container (4) outer surface is arc or polygon, and its inner surface is circle or polygon, and its internal diameter and Wood pencil external diameter adapt.

7. according to the arbitrary described pencil-lead stripper of claim 1～5, it is characterized in that: described through hole (5) is and the corresponding bar hole of blade (3) profile.

8. according to the arbitrary described pencil-lead stripper of claim 1～5, it is characterized in that: described capping (1) is fixed on housing (2) by trip bolt (9).