CN201573462U

CN201573462U - Adjustable pencil sharpening device

Info

Publication number: CN201573462U
Application number: CN2009201799232U
Authority: CN
Inventors: 杨丰泽
Original assignee: LAIDE CO Ltd
Current assignee: LAIDE CO Ltd
Priority date: 2009-11-11
Filing date: 2009-11-11
Publication date: 2010-09-08
Anticipated expiration: 2019-11-11

Abstract

An adjustable pencil sharpening device mainly has technical characteristics that a stop block and an adjusting knob for adjusting the front and back displacement of the stop block are arranged in the sharpening device, at least a triangular window is arranged on the adjusting knob, the triangle is the shape of the pencil point of a pencil which is completed sharpened inside, the shape of a pencil core sharpened after the displacement of the front end of the stop block is the shape of the rear end shading the triangular window, and the condition of the pencil in sharpening can be adjusted and showed through the adjusting knob.

Description

Adjustable pencil-knife turning device

Technical field

The utility model relates to a kind of planing structure of pencil sharpener, and when referring to that especially pencil is planed in a kind of inside, the shape of pen core can show on the adjustment button of rotating handles rear end, can adjust the planing situation of pencil nib during use easily.

Background technology

Pencil sharpener is very known and still uses very general stationery, likes using because " pencil " is most of people.Though propelling pencil is very convenient, but the pen core of propelling pencil has certain specification after all, some situations (needing thicker or thinner lines then) are not suitable for using, and the also more common pencil of price is high, therefore the common pencil that needs planing to use, its utilization rate is still very frequent, so pencil sharpener has just become indispensable instrument.

But the planing structure of known pencil sharpener has a shortcoming, exactly when a pencil insertion is planed, the user can't understand the planing situation of its inside, that is to say, when the pencil nib of hope planing can stay thicker pen core, after possible rotating handles rocking-turn number must being descended, will extract pencil and look at the what state of planing, if it is still shallow to plane, then turn back to and plane several times again, extract again and check, but often always can't do best planing, and ten minutes trouble and time-consuming.In addition, if when not noting planing continuously always, the pencil chance is brought pencil into automatically toward the rear, and often planing too much causes too point of pen core, even situations such as cut-out are the normal shortcomings that takes place of pencil sharpener commonly used.

Summary of the invention

So, for solving the above problems, designing a kind of structure, can adjust and the situation that shows inner planing in the pencil sharpener outside.

The purpose of this utility model is being provided with a stop block in the planing device of pencil sharpener, and the thickness situation of pencil nib is adjusted in the forward and backward displacement that sees through stop block.

Another purpose of the present utility model is provided with the triangle form will adjusting on the button, the user can be easily in the triangle form the direct planing state of the pencil nib of overview setup, it is more convenient to use.

In order to achieve the above object, the utility model proposes a kind of adjustable pencil-knife turning device, be applied to the planing device of pencil sharpener, it includes: a planing structure, it comprises an over brace, and this over brace front end inboard is provided with a taper sleeve, and the tip of this taper sleeve is towards internal direction, and the taper sleeve outside is pivoted with a spiral cutter, and the protruding axial region of a hollow is established in the over brace rear end; One fixed frame, one end forms the hollow form cylinder, its inner loop is provided with internal tooth, hold the embedding that then forms protrusion to end portion in addition, this fixed frame stretches into from the outside with column, be placed in the protruding axial region of support, and make protruding axial region run through this fixed frame, and spiral cutter one end is meshed with the internal tooth of this column; One rotating handles, itself and aforementioned protruding axial region are affixed, drive protruding axial region turn when rotating handles is shaken, and then drive spiral cutter and rotate; It is characterized in that, the outer end of aforementioned protruding axial region is arranged with one and adjusts button, and spiral shell is established the stop block of a strip in this adjustment button, and this stop block vertically is located in the pipe of protruding axial region, when adjusting the button turn, stop block is moved forward and backward vertically, and the adjustment button is provided with at least one triangle form.

Wherein, this adjust on button the triangle form just like support inboard with the spiral cutter lateral margin between formed triangle identical, when adjusting button and rotate, the triangle behind the preceding end movement of stop block, cover the shape of triangle form just like its rear end, adjust the planing state of pencil in view of the above.

This adjustment button cross section is polygonal column for circular column or cross section again.

Advantage of the present utility model is to be provided with the slicing turning device of the pencil sharpener of stop block, by the forward and backward displacement of adjusting the whole stop block of button adjusting, and be provided with a triangle form on the adjustment button at least, the triangle of (planing pencil pen core shape) behind the end movement before the stop block, cover the shape of triangle form just like its rear end, demonstrate the situation of pencil planing in view of the above, the user can be easily in the triangle form direct convenience observe, it is more convenient to use.

Description of drawings

Fig. 1 is the structure cutaway view of this new embodiment;

Fig. 2 is another enforcement illustration of this new embodiment;

Fig. 3 is the adjustment button end view of this new embodiment;

Fig. 4 is primary structure action () figure of this new embodiment;

Fig. 5 is primary structure action (two) figure of this new embodiment;

Fig. 6 is this new embodiment stop block and the exploded view of adjusting button.

The specific embodiment

Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the utility model is above-mentioned.

See also shown in Figure 1ly, structure described in the utility model still includes basic planing structure commonly used, promptly establishes an over brace 20, be provided with the taper sleeve 21 of a horizontally set in its inboard front end, and the tip of this sleeve 21 is towards internal direction; Establish the protruding axial region 23 of a hollow again in over brace 20 rear ends, be formed with screw thread 24, and be pivoted with a spiral cutter 22 between the below of its front end and sleeve 21 outside conical surfaces at these protruding axial region 23 ends.

The fixed frame 10 that hard plastic cement forms, this fixed frame 10 at one end forms hollow form column 11, is provided with internal tooth 12 in these column 11 inner loop, and end then forms the embedding of protruding and ends portion 13 in addition.Fixed frame 10 stretches into from the outside with column 11, be placed on the protruding axial region 23 of over brace 20, and make protruding axial region 23 run through this fixed frame 10, and spiral cutter 22 1 ends stretches in this column 11, and be meshed with internal tooth 12.One rotating handles 50 can drive protruding axial region 23 turns, and make spiral cutter 22 rotary planings sharpen a pencil 60 with the screw thread 24 of the solid protruding axial region 23 of an end cover when rotating handles 50 is shaken.

Please cooperate and consult Fig. 1,4,6, be arranged with one in addition in the outer end of protruding axial region 23 and adjust button 40, spiral shell is established the stop block 30 of a strip in this adjustment button 40, this stop block 30 vertically is located in the hollow axle tube of protruding axial region 23, its front end is provided with and pushes away not-go-end 31, and back segment is provided with screw thread 32, and this screw thread 32 screws togather with the internal thread of adjusting in the button 40 42, when adjusting button 40, stop block 30 is moved forward and backward vertically by turn.This is adjusted on the housing of button 40, at least be provided with a triangle form 41, and the shape of triangle form 41, just like support 20 inboard with spiral cutter 22 lateral margins between formed triangle identical, then when adjusting button 40 turns and make the front end protrusion of stop block 30, then shown in the pencil 60 in Fig. 1 left side, pencil 60 is planed the nib of thick pen core, and in triangle form 41, stop block 30 ends just cover the part that keeps left with triangle form 41, this is a part of to be the shape of front end pen core just, so can reflect the planing situation of pencil 60 nibs.

See also Fig. 2,5, when 40 derotations of adjustment button are shunk back stop block 30 front ends fully, spiral cutter 22 can be planed the nib of pencil 60 to the most pointed attitude, stop block 30 other ends moved right and just triangle form 41 were covered fully this moment, triangle is pointed completely to demonstrate form 41, be able to represent the pen core shape at front end pencil 60 nib places.

See also shown in Figure 3 again, adjusting button 40 cross sections is circular column, or the cross section is the column of polygon (for example triangle or positive cubic type), on each side plane, respectively establish triangle form 41 with shape, when making its rotation, the user can select the angle of most convenient to observe the situation that triangle form 41 is understood the nib planing, and it is more convenient to use.

More than explanation is just illustrative for the utility model; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection domain of the present utility model.

Claims

1. adjustable pencil-knife turning device is applied to the planing device of pencil sharpener, and it includes:

One planing structure, it comprises an over brace, and this over brace front end inboard is provided with a taper sleeve, and the tip of this taper sleeve is towards internal direction, and the taper sleeve outside is pivoted with a spiral cutter, and the protruding axial region of a hollow is established in the over brace rear end;

One fixed frame, one end forms the hollow form cylinder, this column inner loop is provided with internal tooth, hold the embedding that then forms protrusion to end portion in addition, this fixed frame stretches into from the outside with column, be placed in the protruding axial region of support, and make protruding axial region run through this fixed frame, and spiral cutter one end is meshed with the internal tooth of this column;

One rotating handles, itself and described protruding axial region are affixed, drive protruding axial region turn when rotating handles is shaken, and then drive spiral cutter and rotate;

It is characterized in that, the outer end of described protruding axial region is arranged with one and adjusts button, and spiral shell is established the stop block of a strip in this adjustment button, and this stop block vertically is located in the pipe of protruding axial region, when adjusting the button turn, stop block is moved forward and backward vertically, and the adjustment button is provided with at least one triangle form.

2. adjustable pencil-knife turning device as claimed in claim 1, it is characterized in that, this adjust triangle form and support on button inboard with the spiral cutter lateral margin between formed triangle identical, when adjusting the button rotation, triangle before the stop block behind the end movement, the shape that covers the triangle form with its rear end is identical.

3. adjustable pencil-knife turning device as claimed in claim 1 is characterized in that, this adjusts the button cross section is circular column.

4. adjustable pencil-knife turning device as claimed in claim 1 is characterized in that, this adjustment button cross section is polygonal column.