CN215397930U

CN215397930U - Full-automatic pencil sharpener

Info

Publication number: CN215397930U
Application number: CN202121449137.7U
Authority: CN
Inventors: 宋合林; 范海涛
Original assignee: Shanghai Search Information Technology Co ltd
Current assignee: Shanghai Search Information Technology Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-01-04
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a full-automatic pencil sharpener which comprises a rocker and a sliding plate, wherein one end of the rocker is provided with a pin shaft rotatably mounted on the rocker, a light touch switch is mounted in the rocker, the top of the rocker is inserted with an ejector rod in a sliding manner, the bottom end of the ejector rod abuts against the light touch switch, a spring is sleeved on the ejector rod, the bottom end of the spring abuts against the upper surface of the rocker, the top end of the spring is fixed with the ejector rod, and the top end of the ejector rod is fixed with a pencil point lifting platform. This full-automatic pencil sharpener can make the wane rotatory along the round pin axle through stirring the sliding plate, and then realizes highly adjusting the nib elevating platform to realize the regulation of thin, well and thick three gear, simultaneously because the sliding plate is located the wane below, make it can set up in the bottom surface of base, can not influence the pleasing to the eye of base.

Description

Full-automatic pencil sharpener

Technical Field

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

Background

The pencil is a writing or drawing tool for learning, working, engineering drawing, art, drawing, various marks and the like, and the pencil can be used only by cutting a pencil lead with a knife. Currently, there are two main types of pencil sharpening tools: one is a common knife, the operation is carried out by taking the knife with one hand and the pen with the other hand, and the knife is ground, so the method is not easy to operate, has low efficiency and has a plurality of unsafe factors for students. The other type is a full-automatic pencil sharpener, the power generated by an electric motor is utilized to sharpen a pencil, the pencil sharpener is convenient, rapid, environment-friendly and sanitary, the gear adjustment of the full-automatic pencil sharpener in the current market is inconvenient, and the full-automatic pencil sharpener is mostly arranged on the side surface of the base, so that the external aesthetic feeling of the full-automatic pencil sharpener is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a full-automatic pencil sharpener, which solves the problems that the gear adjustment of the full-automatic pencil sharpener in the current market is inconvenient, and the external aesthetic feeling of the full-automatic pencil sharpener is influenced because the full-automatic pencil sharpener is mostly arranged on the side surface of a base.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a full-automatic pencil sharpener, includes wane and sliding plate, the one end of wane is equipped with the round pin axle to its rotatory installation, installs the light touch switch in the wane, and the top of wane slides and pegs graft and has the ejector pin, and the bottom of ejector pin offsets with the light touch switch, and the cover is equipped with the spring on the ejector pin, and the bottom of spring offsets with the upper surface of wane, and the top of spring is fixed with the ejector pin, and the top of ejector pin is fixed with the nib elevating platform.

The upper surface of the sliding plate is an inclined plane with the height gradually increased from left to right, a gear groove is formed in the inclined plane of the sliding plate at equal intervals, and one end, away from the pin shaft, of the rocker is erected in the gear groove.

Further inject, the upper surface of wane is equipped with spacing post, the spring housing is located on the spacing post.

Further limiting, the number of the gear grooves on the sliding plate is three, and a limiting block is arranged at the left end of the upper surface of the sliding plate.

The automatic cutter feeding device is characterized by further comprising a driving mechanism, wherein the driving mechanism comprises a cutter module arranged on a support, a driven flat-tooth gear is arranged at the bottom end of the support and meshed with a flat gear of a coaxial two-stage flat bevel gear, a bevel gear of the coaxial two-stage flat bevel gear is meshed with a first coaxial two-stage flat-tooth gear, the other flat gear of the first coaxial two-stage flat bevel gear is meshed with a second coaxial two-stage flat bevel gear, and the other flat gear of the second coaxial two-stage flat bevel gear is meshed with a driving gear on an output shaft of a driving motor.

The utility model has the following beneficial effects: this full-automatic pencil sharpener can make the wane rotatory along the round pin axle through stirring the sliding plate, and then realizes highly adjusting the nib elevating platform to realize the regulation of thin, well and thick three gear, simultaneously because the sliding plate is located the wane below, make it can set up in the bottom surface of base, can not influence the pleasing to the eye of base.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the driving mechanism of the present invention.

In the figure: 1. a pen lock advancing and retreating module; 2. a sharpening module; 3. a nib lifting platform; 4. a top rod; 5. a pin shaft; 6. a seesaw; 7. a tact switch; 8. a spring; 9. a gear groove; 10. a sliding plate; 11. a drive motor; 12. a first coaxial two-stage flat gear; 13. a coaxial two-stage flat bevel gear; 14. a flat-toothed gear; 15. a support; 16. a second coaxial two-stage flat gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a full-automatic pencil sharpener, includes wane 6 and sliding plate 10, the one end of wane 6 is equipped with round pin axle 5 to its rotatory installation, install light touch switch 7 in the wane 6, the top of wane 6 slides and pegs graft and has ejector pin 4, the bottom of ejector pin 4 offsets with light touch switch 7, the cover is equipped with spring 8 on ejector pin 4, spring 8's bottom offsets with the upper surface of wane 6, and spring 8's top is fixed with ejector pin 4, the top of ejector pin 4 is fixed with nib elevating platform 3.

The upper surface of sliding plate 10 is the inclined plane that increases progressively in proper order from left to right in height, and gear groove 9 has been seted up equidistant on the inclined plane of sliding plate 10, and the one end that the round pin axle 5 was kept away from to wane 6 erects in gear groove 9.

The upper surface of wane 6 is equipped with spacing post, and on spacing post was located to the 8 covers of spring, played 8 spacing effects to the spring, stability is strong.

The quantity of gear groove 9 is three on sliding plate 10 to realize the regulation of three gear, the left end of sliding plate 10 upper surface is equipped with the stopper, and is spacing to the tip of wane 6, prevents the landing.

The pin shaft 5 is hinged to the inner wall of the full-automatic pencil sharpener, the sliding plate 10 can be fixed on the base in a horizontally sliding mode, when gear adjustment is carried out, the sliding plate 10 is shifted leftwards, the rocker 6 rotates along the pin shaft 5, one end, far away from the pin shaft 5, of the rocker slides to a gear groove 9 of a middle gear or a thick gear, the nib lifting platform 3 is driven by the ejector rod 4 to ascend, middle and thick gear adjustment is achieved, adjustment to a thin gear can be achieved by reversely shifting the sliding plate 10, a pencil enters the pencil lock advancing and retreating module 1 and moves downwards after being cut by the pin sharpener module 2, when the nib pushes the nib lifting platform 3 and moves downwards, the ejector rod 4 is in contact with the tact switch 7, the original jacking mechanism of the full-automatic pencil sharpener upwards sends out the pencil at the moment, the ejector rod 4 rises under the action of a spring at the moment, the bottom end of the ejector rod 4 is separated from the tact switch 7, and reset is achieved.

Can make wane 6 rotatory along round pin axle 5 through stirring sliding plate 10, and then realize adjusting the height of nib elevating platform 3 to realize the regulation of thin, well and thick three gear, simultaneously because sliding plate 10 is located wane 6 below, make it set up in the bottom surface of base, can not influence the pleasing to the eye of base.

Referring to fig. 2, the present invention further includes a driving mechanism, the driving mechanism includes a cutting blade module 2 mounted on a support 15, a driven flat-tooth gear 14 is disposed at the bottom end of the support 15, the driven flat-tooth gear 14 is engaged with a flat gear of a coaxial double-stage flat-cone gear 13, a bevel gear of the coaxial double-stage flat-cone gear 13 is engaged with a first coaxial double-stage flat-tooth gear 12, another flat gear of the first coaxial double-stage flat-tooth gear 12 is engaged with a second coaxial double-stage flat-tooth gear 16, and another flat gear of the second coaxial double-stage flat-tooth gear 16 is engaged with a driving gear on an output shaft of the driving motor 11.

The driving motor 11 of the existing full-automatic pencil sharpener is vertically arranged, is influenced by the length of the driving motor 11, occupies a large space, and in order to solve the problem, the driving motor 11 is horizontally designed in the scheme of the utility model, is subjected to speed reduction and direction change sequentially through the second coaxial double-stage gear 16, the first coaxial double-stage gear 12 and the coaxial double-stage flat bevel gear 13, and is finally transmitted to the flat gear 14 to drive the sharpener module 2 to synchronously rotate and output power to sharpen a pencil, so that the compact structure, the small and exquisite appearance and the convenience in carrying and use are realized.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A full-automatic pencil sharpener comprises a rocker (6) and a sliding plate (10), and is characterized in that: one end of the rocker (6) is provided with a pin shaft (5) rotatably mounted on the rocker, a tact switch (7) is mounted in the rocker (6), the top of the rocker (6) is inserted with a push rod (4) in a sliding manner, the bottom end of the push rod (4) abuts against the tact switch (7), the push rod (4) is sleeved with a spring (8), the bottom end of the spring (8) abuts against the upper surface of the rocker (6), the top end of the spring (8) is fixed with the push rod (4), and the top end of the push rod (4) is fixed with a pen point lifting platform (3);

the upper surface of the sliding plate (10) is an inclined plane with the height gradually increased from left to right, a gear groove (9) is formed in the inclined plane of the sliding plate (10) at equal distance, and one end, far away from the pin shaft (5), of the rocker (6) is erected in the gear groove (9).

2. The fully automatic pencil sharpener of claim 1 further comprising: the upper surface of wane (6) is equipped with spacing post, spring (8) cover is located on the spacing post.

3. The fully automatic pencil sharpener of claim 1 further comprising: the number of the gear grooves (9) on the sliding plate (10) is three, and the left end of the upper surface of the sliding plate (10) is provided with a limiting block.

4. The fully automatic pencil sharpener of claim 1 further comprising: the automatic cutter feeding mechanism is characterized by further comprising a driving mechanism, the driving mechanism comprises a cutter module (2) installed on a support (15), a driven flat-tooth gear (14) is arranged at the bottom end of the support (15), the driven flat-tooth gear (14) is meshed with a flat gear of a coaxial double-stage flat bevel gear (13), a first coaxial double-stage flat-tooth gear (12) is meshed with a bevel gear of the coaxial double-stage flat bevel gear (13), the other flat gear of the first coaxial double-stage flat bevel gear (12) is meshed with a second coaxial double-stage flat-tooth gear (16), and the other flat gear of the second coaxial double-stage flat bevel gear (16) is meshed with a driving gear on an output shaft of the driving motor (11).