CN210911820U

CN210911820U - Full-automatic pencil sharpener

Info

Publication number: CN210911820U
Application number: CN201920644814.7U
Authority: CN
Inventors: 孙菲菲
Original assignee: Xian Siyuan University
Current assignee: Xian Siyuan University
Priority date: 2019-05-04
Filing date: 2019-05-04
Publication date: 2020-07-03
Anticipated expiration: 2029-05-04

Abstract

The utility model discloses a full-automatic pencil sharpener, which comprises a housin, the pencil entry has been seted up to the upper surface of casing, the mouth that charges has been seted up to the hou mian upper portion position of casing, the inside rechargeable battery of casing is connected to the mouth that charges, rechargeable battery connects the motor negative pole from the opposite side after through one side of root connection of electric lines push type switch, the lower extreme of motor negative pole is equipped with the motor, the output of motor is equipped with first gear, one side of first gear is equipped with the second gear, the below of second gear is equipped with the pivot. The utility model relates to a full-automatic pencil sharpener, which is provided with a push switch, a motor, a rotary cutter and a rechargeable battery, wherein the push switch eliminates the traditional external switch and prevents the switch from not being touched; the arrangement of the motor and the rotary cutter ensures that the pencil sharpener is fully automatically finished without intervention; the rechargeable battery is installed without frequent replacement of the battery, thereby protecting the environmental sanitation and preventing pollution.

Description

Full-automatic pencil sharpener

Technical Field

The utility model relates to a pencil sharpener field, in particular to full-automatic pencil sharpener.

Background

The pencil is one of the most frequently used stationery, the pencil needs to be frequently sharpened when the pencil is used, and various pencil knives can be produced; however, the existing pencil sharpener still has some defects in use: when a general pencil sharpener is used for sharpening a pencil, a sharp tool tip can cut the fingers of a pupil and hurt the pupil sometimes carelessly; the semi-automatic pencil sharpener needs manpower to shake the handle to waste time and labor when sharpening the pencil, and a student can finish sharpening the pencil only by matching the left hand and the right hand when using the semi-automatic pencil sharpener, and for the student, especially for the students of the lower grades, the labor is low, and the problems of insufficient holding power and more labor for sharpening the pencil exist when using the pencil sharpener; therefore, a full-automatic pencil sharpener is provided.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a full-automatic pencil sharpener, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a full-automatic pencil sharpener comprises a shell, wherein a pencil inlet is formed in the upper surface of the shell, a charging port is formed in the upper position of the back of the shell and connected with a rechargeable battery inside the shell, the rechargeable battery is connected with a motor cathode from the other side of the shell after being connected with one side of a press switch through an electric wire, a motor is arranged at the lower end of the motor cathode, a first gear is arranged at the output end of the motor, a second gear is arranged at one side of the first gear, a rotating shaft is arranged below the second gear, a rotary cutter fixedly connected with the second gear is arranged above the second gear, a fixed cutter holder is arranged at one side of the rotary cutter and fixedly connected with a blocking plate, a scrap box is arranged in front of the shell, a C-shaped groove is formed in the middle edge of the scrap box, and the scrap box is connected with the shell through a clamping plate, the clamping plate is positioned in the shell, and the tightness is controlled by a pressing button on the fixing cover.

Preferably, the rechargeable battery is directly and tightly connected with the positive electrode of the motor through another wire to form a complete control power cycle system.

Preferably, the thickness of the pencil inlet is one centimeter, the gap between the holders below the pencil inlet is three millimeters, and the pencil penetrates through the middle of the holders to squeeze the holders.

Preferably, a spring connected with the shell and the pressing button is arranged inside the fixed cover.

Preferably, a push switch is arranged right behind the holder, and a button of the push switch is pressed when the holder is extruded backwards.

Preferably, the housing is divided into a plurality of parts by the baffle plate, and the power part is separated from the working part of the pencil sharpener.

Preferably, the front end of the clamp holder is semicircular, the middle rear part of the clamp holder is rectangular, and a push block with a spring is fixedly arranged at the middle part of the clamp holder.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the pencil is inserted through the pencil inlet on the shell, the rotating cutter is driven by the motor to sharpen the pencil, and the pencil is fixed by the clamp holder, so that the sharpening precision is improved, the structure is compact, the design is reasonable, and the full-automatic pencil sharpening is completed without intervention; because the switch and the rotary cutter are arranged in the machine body, children cannot touch the switch, the safety accidents which may occur to the children are effectively avoided at the same time of high efficiency, and the machine is mechanical, time-saving and labor-saving; the rechargeable battery is installed without frequent replacement of the battery, thereby protecting the environmental sanitation and preventing pollution.

Drawings

FIG. 1 is a schematic view of the overall structure of a fully automatic pencil sharpener of the present invention;

FIG. 2 is a cross-sectional view of the fully automatic pencil sharpener of the present invention;

FIG. 3 is a cross-sectional view A of the fully automatic pencil sharpener of the present invention;

FIG. 4 is a partial structural view of the fully automatic pencil sharpener of the present invention;

fig. 5 is a partial structural view of the full-automatic pencil sharpener of the present invention.

In the figure: 1. a housing; 2. fixing the tool apron; 3. rotating the cutter; 4. a holder; 5. a pencil; 6. a negative electrode of the motor; 7. a push switch; 8. an electric wire; 9. a charging port; 10. a rechargeable battery; 11. a motor; 12. a first gear; 13. a second gear; 14. a rotating shaft; 15. a splint; 16. a fixed cover; 17. pressing the button; 18. a pencil inlet; 19. a barrier plate; 20. a scrap box; 21. c-shaped groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a full-automatic pencil sharpener comprises a housing 1, a pencil inlet 18 is provided on the upper surface of the housing 1, a charging port 9 is provided on the upper portion of the rear surface of the housing 1, the charging port 9 is connected with a rechargeable battery 10 inside the housing 1, the rechargeable battery 10 is connected with one side of a push switch 7 through an electric wire 8 and then connected with a motor cathode 6 from the other side, a motor 11 is provided at the lower end of the motor cathode 6, a first gear 12 is provided at the output end of the motor 11, a second gear 13 is provided at one side of the first gear 12, a rotating shaft 14 is provided below the second gear 13, a fixedly connected rotary cutter 3 is provided above the second gear 13, a fixed cutter holder 2 is provided at one side of the rotary cutter 3, the fixed cutter holder 2 is fixedly connected with a blocking plate 19, a scrap box 20 is provided in front of the housing 1, a C-shaped groove 21 is provided, the scrap box 20 is connected with the shell 1 through a clamping plate 15, the clamping plate 15 is positioned in the shell 1, and the tightness is controlled through a pressing button 17 on a fixed cover 16;

the rechargeable battery 10 is directly and tightly connected with the positive electrode of the motor through another wire 8 to form a complete control power cycle system; the thickness of the pencil inlet 18 is one centimeter, the gap between the holders 4 below the pencil inlet 18 is three millimeters, and the pencil 5 penetrates through the holders 4 to extrude the holders; a spring connected with the shell 1 and the press button 17 is arranged in the fixed cover 16; a push switch 7 is arranged right behind the holder 4, and a button of the push switch 7 is pressed when the holder 4 is extruded backwards; the inside of the shell 1 is divided into a plurality of blocks by a baffle plate 19, and a power part is separated from a working part of the pencil sharpener; the front end of the clamp holder 4 is a semicircle, the middle rear part is a rectangle, and the middle part is fixedly provided with a push block with a spring.

It should be noted that the utility model relates to a full-automatic pencil sharpener, when in use, the full-automatic pencil sharpener is placed on a stable desktop, a pencil 5 is inserted into a fixed knife holder 2 from a pencil inlet 18, when the pencil 5 passes through a semicircular front end of a holder 4, the holder 4 is retracted backward by the downward pressure of the pencil 5, one holder 4 is pressed to a press switch 7, a baffle plate on the holder 4 presses a spring backward to fix the pencil 5, the press switch 7, a wire 8, a rechargeable battery 10 and a motor 11 form a complete control power cycle system when in a press state, the output end of the motor 11 rotates to rotate a first gear 12 fixedly connected with the motor, the rotation of the first gear 12 drives a second gear 13 connected with the motor to rotate, a rotating shaft 14 below the second gear 13 plays a supporting and limiting role for the second gear 13, the rotation of the second gear 13 drives the rotary cutter 3, the upper part of which is fixedly connected with the rotary cutter 3, to rotate, the rotary cutter 3 continuously peels the pencil 5 inserted into the fixed cutter holder 2, when the pencil 5 is pulled out from the fixed cutter holder 2, the holder 4 with the spring returns under the action of the spring, the pressing switch 7 loses pressing force to cut off a power circulation system, the motor 11 is powered off and stops running, and the rotary cutter 3 loses power source and stops.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A full-automatic pencil sharpener comprises a housing (1), and is characterized in that: the pencil inlet (18) is formed in the upper surface of the shell (1), the charging port (9) is formed in the upper position of the back of the shell (1), the charging port (9) is connected with a rechargeable battery (10) inside the shell (1), the rechargeable battery (10) is connected with one side of the push switch (7) through an electric wire (8) and then is connected with the negative electrode (6) of the motor from the other side, the lower end of the negative electrode (6) of the motor is provided with the motor (11), the output end of the motor (11) is provided with the first gear (12), one side of the first gear (12) is provided with the second gear (13), the lower part of the second gear (13) is provided with the rotating shaft (14), the upper part of the second gear (13) is provided with the fixedly connected rotating cutter (3), one side of the rotating cutter (3) is provided with the fixed cutter holder (2), and the fixed cutter holder (2) is fixedly connected, the front of casing (1) is provided with sweeps case (20), C word groove (21) have been seted up to the middle part edge of sweeps case (20), sweeps case (20) are through splint (15) connection casing (1), splint (15) are located inside casing (1), control the elasticity through pressing button (17) on fixed cover (16).

2. The fully automatic pencil sharpener of claim 1, wherein: the rechargeable battery (10) is directly and tightly connected with the positive electrode of the motor through another wire (8) to form a complete control power cycle system.

3. The fully automatic pencil sharpener of claim 1, wherein: the thickness of the pencil inlet (18) is one centimeter, the gap between the holders (4) below the pencil inlet (18) is three millimeters, and the pencil (5) penetrates through the middle of the holders (4) to extrude the holders.

4. The fully automatic pencil sharpener of claim 1, wherein: and a spring connected with the shell (1) and the pressing button (17) is arranged in the fixed cover (16).

5. A full automatic pencil sharpener as claimed in claim 3 wherein: and a push switch (7) is arranged right behind the holder (4), and a button of the push switch (7) is pressed when the holder (4) is extruded backwards.

6. The fully automatic pencil sharpener of claim 1, wherein: the interior of the shell (1) is divided into a plurality of blocks by a blocking plate (19), and a power part is separated from a working part of the pencil sharpener.

7. A full automatic pencil sharpener as claimed in claim 3 wherein: the front end of the clamp holder (4) is semicircular, the middle rear part is rectangular, and a push block with a spring is fixedly arranged at the middle part.