CN202573546U

CN202573546U - Pencil sharpener special for pencil for coating answer sheet

Info

Publication number: CN202573546U
Application number: CN 201220266585
Authority: CN
Inventors: 崔健
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-06-07
Filing date: 2012-06-07
Publication date: 2012-12-05
Anticipated expiration: 2022-06-07

Abstract

The utility model discloses a pencil sharpener special for a pencil for coating an answer sheet. The pencil sharpener is characterized in that a pencil vase (1) is arranged, an upper plane cutter (2) and a lower plane cutter (3) vertical to the pencil vase (1) in the axial direction are arranged in front of the upper plane cutter (2) and the lower plane cutter (3), the axes of the upper plane cutter (2) and the lower plane cutter (3) are arranged on the same plane, the plane is vertical to the axis of the pencil vase (1), the upper plane cutter (2) and the lower plane cutter (3) are connected by a synchronous gear (4), and the upper plane cutter (2) or the lower plane cutter (3) is connected with a rocker arm (5); the upper plane cutter (2) and the lower plane cutter (3) are connected to a frame (6) by a pin shaft, the frame (6) is connected with a limiting block (7); the space between the upper plane cutter (2) and the lower plane cutter (3) is adjustable; and the periphery of a pen nib of the pencil for coating the answer sheet can be sharpened, so that the pen nib is suitable for coating the rectangular frame of the answer sheet in shape, and when the pencil is used for coating, the coloring is uniform, the edge is neat, the answer sheet can be coated rapidly and conveniently, the coating efficiency is improved, and the necessary conditions are created for the answering of examinees.

Description

Be coated with the special-purpose penknife of answering card pen

Technical field

The utility model relates to a kind of stationery, and particularly a kind of special-purpose penknife of answering card pen that is coated with can be cut out square lead for retractable pencil, and scribbles the shaped as frame shape on the answering card and adapts.

Background technology

In modern society with keen competition, examination is a kind of necessary choice instrument, and along with the progress of science and technology, the examination answer generally adopts the mode that is coated with answering card to carry out; Adopt machine scoring not only accurately fair and just, also improved and read and made comments efficient, unique weak point is, because answering card adopts scanning to go over examination papers; Clear when this just requires to be coated with answering card, otherwise machine judges by accident easily, all be rectangular owing to be coated with picture frame, and nib is cylindric; Want to be coated with full lattice when scribbling and to act improperly again, still relatively difficulty, easy error more under the high-strung atmosphere of examination; Alter repeatedly and not only take the answer time, also can divert one's attention to make examinee's mood nervous more, interrupt examination answer thinking; Need a kind of instrument of scribbling more easily now badly, can conveniently be coated with answering card, avoid influence examination mood.

The utility model content

In order to overcome the above problems, the utility model provides a kind of special-purpose penknife of answering card pen that is coated with, and can plane to existing pencil, planes out and scribbles the lead for retractable pencil that the shaped as frame shape adapts.

The technical scheme that the utility model adopts is: a kind of special-purpose penknife of answering card pen that is coated with; It is characterized in that being provided with pen container; Pen container the place ahead is provided with axially vertical with pen container last planing tool and following planing tool, and last planing tool and following planing tool axis be on same plane, this plane and pen container axis normal; Last planing tool is connected through synchromesh gear with following planing tool, and last planing tool or following planing tool are connected with rocking arm.

The said special-purpose penknife of answering card pen that is coated with is characterized in that planing tool and following planing tool are connected on the framework through bearing pin, are connected with limited block on the framework.

The said special-purpose penknife of answering card pen that is coated with is characterized in that the spacing between planing tool and following planing tool is adjustable.

The utility model can be realized realizing the four sides planing to being coated with an answering card nib, makes the nib shape be suitable for the answering card rectangle and is coated with picture frame, draws uniform coloring when being coated with, neat in edge, and rapid and convenient can improve and scribble efficient, for necessary condition is created in examinee's answer.

Description of drawings

Fig. 1 is the utility model embodiment perspective view;

Fig. 2 is that the utility model embodiment is along pen container axis and last planing tool axis vertical plane cross section view.

Label title among the figure: 1 pen container; Planing tool on 2; 3 times planing tools; 4 synchromesh gears; 5 rocking arms; 6 frameworks; 7 limited blocks.

The specific embodiment

The utility model embodiment such as Fig. 1, shown in Figure 2, this is coated with the special-purpose penknife of answering card pen and is provided with a pen container 1, and pen container 1 the place ahead is provided with axially last planing tool 2 and the following planing tool 3 vertical with pen container 1; Last planing tool 2 and following planing tool 3 axis are on same plane; This plane and pen container 1 axis normal, last planing tool 2 is connected through synchromesh gear 4 with following planing tool 3, and last planing tool 2 or following planing tool 3 are connected with Rocker arm 5; Planing tool 2 is connected on the framework 6 through bearing pin with following planing tool 3, is connected with limited block 7 on the framework 6; During planing, will be coated with the answering card penholder and go into pen container 1, shake Rocker arm 5; Go up planing tool 2 under synchromesh gear 4 drives and rotate synchronously with following planing tool 3, plane to being coated with the answering card pen, nib arrives limited block 7 back planing tools and dallies; To be coated with the answering card pen and extract the Rotate 180 degree and insert pen container and carry out planing second time, last nib cross section is square, and it is identical that the square length of side and answering card are coated with the narrow limit of picture frame size; Rapid and convenient when picture is coated with, uniform coloring, neat in edge; Can improve and scribble efficient, for necessary condition is created in examinee's answer.

The utility model is coated with picture frame in order to adapt to different size when implementing, the spacing that can go up 3 of planing tool 2 and following planing tools is set to adjustable.

Claims

1. one kind is coated with the special-purpose penknife of answering card pen; It is characterized in that being provided with pen container (1); Pen container (1) the place ahead is provided with axially last planing tool (2) and the following planing tool (3) vertical with pen container (1), and last planing tool (2) and following planing tool (3) axis be on same plane, this plane and pen container (1) axis normal; Last planing tool (2) is connected through synchromesh gear (4) with following planing tool (3), and last planing tool (2) or following planing tool (3) are connected with rocking arm (5).

2. according to the said special-purpose penknife of answering card pen that is coated with of claim 1, it is characterized in that planing tool (2) and following planing tool (3) are connected on the framework (6) through bearing pin, are connected with limited block (7) on the framework (6).

3. according to the said special-purpose penknife of answering card pen that is coated with of claim 1, it is characterized in that the spacing between planing tool (2) and following planing tool (3) is adjustable.