CN219405967U

CN219405967U - Pencil clamping device for pencil sharpener

Info

Publication number: CN219405967U
Application number: CN202320130957.2U
Authority: CN
Inventors: 邱卫东
Original assignee: Dongguan Inmate Technology Co ltd
Current assignee: Dongguan Inmate Technology Co ltd
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-07-25
Anticipated expiration: 2033-01-12

Abstract

The utility model relates to the field of pencil sharpeners, in particular to a pencil clamping device for a pencil sharpener, which comprises an outer shell; the pen inlet is formed in the pen inlet end of the outer shell, a plurality of sliding blocks are arranged on the inner side of the pen inlet in a circular array with the pen inlet as a circle center, and two ends of every two adjacent sliding blocks are respectively contacted with each other; one side shaping of sliding block has outer rack, and the outside meshing of outer rack is provided with drive gear, and drive gear's outside meshing is provided with curved rack bar, and the inside of sliding block is provided with the spring. The beneficial effects of the utility model are as follows: the pencil is provided with the sliding block, the transmission gear, the gear strip and the spring through the circular array, so that the sliding block is driven to move inwards when the pencil is inserted, and meanwhile, the gear strip is driven to rotate through the transmission gear, so that the sliding block is ensured to slide synchronously, and the pencil with different specifications can be always positioned at the center of the pencil inlet under the elastic action of the spring.

Description

Pencil clamping device for pencil sharpener

Technical Field

The utility model relates to the field of pencil sharpeners, in particular to a pencil clamping device for a pencil sharpener.

Background

The pencil sharpener is used as a pencil sharpening tool and is deeply favored by students, the pencil sharpener generally comprises a pencil feeding mechanism and a pencil sharpening mechanism, the pencil feeding mechanism comprises a pencil clamping component, the pencil sharpening mechanism comprises a knife rest and a rocker arm, and when the pencil sharpener is used, the pencil is clamped by the pencil clamping component, and then the rocker arm is rocked by hands to sharpen the pencil.

However, the pencil clamping assembly of the existing pencil sharpener cannot be well adapted to pencils of different specifications, meanwhile, the pencil clamping assembly is manually opened, so that inconvenience in use is caused, and the practicability is reduced.

Disclosure of Invention

The utility model provides a technical scheme capable of solving the problems in order to overcome the defects of the prior art.

A pencil clamping device for a pencil sharpener includes an outer housing;

the pen inlet is formed in the pen inlet end of the outer shell, a plurality of sliding blocks are arranged on the inner side of the pen inlet in a circular array with the pen inlet as a circle center, and two ends of every two adjacent sliding blocks are respectively contacted with each other;

one side shaping of sliding block has outer rack, and the outside meshing of outer rack is provided with drive gear, and drive gear's outside meshing is provided with curved rack bar, and the inside of sliding block is provided with the spring.

As a further scheme of the utility model: the sliding groove is formed in the inner side of the sliding block, a sliding rail of a U-shaped structure is arranged on the outer shell body corresponding to the sliding groove, the sliding block is arranged on the outer shell body in a sliding mode through the sliding groove and the sliding rail, the spring is arranged in the sliding rail, one end of the spring is in contact with the sliding block, and the other end of the spring is in contact with the sliding rail.

As a further scheme of the utility model: the inside of drive gear is provided with the axis of rotation, rotates the cooperation between drive gear and the axis of rotation each other, and the outside of gear strip is provided with the rotation circle, rotates the cooperation each other between rotation circle and the shell body.

As a further scheme of the utility model: one end of each sliding block close to the pen inlet is respectively formed with an inclined plane, and the inner side of each sliding block is in an arc-shaped structure.

Compared with the prior art, the utility model has the beneficial effects that: the pencil is provided with the sliding block, the transmission gear, the gear strip and the spring through the circular array, so that the sliding block is driven to move inwards when the pencil is inserted, and meanwhile, the gear strip is driven to rotate through the transmission gear, so that the sliding block is ensured to slide synchronously, and the pencil with different specifications can be always positioned at the center of the pencil inlet under the elastic action of the spring.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate this embodiment or the technical solutions of the prior art, the drawings that are required for the description of the embodiment or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural view of the present utility model.

The figure shows: 1. an outer housing; 2. a pen inlet; 3. a sliding block; 4. an outer rack; 5. a transmission gear; 6. a gear strip; 7. a spring; 8. a chute; 9. a slide rail; 10. a rotating shaft; 11. a rotating ring; 12. and (5) an inclined plane.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1, a pencil clamping device for a pencil sharpener includes an outer housing 1;

the pen inlet 2 is formed in the pen inlet end of the outer shell 1, a plurality of sliding blocks 3 are arranged on the inner side of the pen inlet 2 in a circular array with the pen inlet 2 as a circle center, and two ends of every two adjacent sliding blocks 3 are respectively contacted with each other;

one side shaping of sliding block 3 has external tooth bar 4, and external tooth bar 4's outside meshing is provided with drive gear 5, and drive gear 5's outside meshing is provided with curved gear 6, and sliding block 3's inside is provided with spring 7.

When the pencil is used, a pencil is inserted inwards from the pencil inlet 2, the pencil extrudes the sliding block 3 inwards, and simultaneously, the gear strip 6 is driven to rotate by utilizing the meshing among the outer rack 4, the transmission gear 5 and the gear strip 6, so that all the sliding blocks 3 can synchronously move inwards, and simultaneously, the elastic force of the spring 7 is utilized to provide an outward acting force for the sliding blocks 3, so that the sliding blocks 3 can clamp the pencil, and the pencil with different specifications can be ensured to be fixed at the center of the pencil inlet 2; after the pencil is pulled out again, the sliding block 3 can be synchronously reset through the spring 7.

As a further scheme of the utility model: the spout 8 has been seted up to the inboard of sliding block 3, and the slide rail 9 that corresponds spout 8 and be provided with U type structure on the shell body 1, sliding block 3 pass through spout 8 and slide rail 9 slip setting on shell body 1, and spring 7 sets up in slide rail 9's inside, and spring 7's one end and sliding block 3 contact each other, and spring 7's the other end and slide rail 9 contact each other.

By utilizing the sliding fit between the sliding groove 8 and the sliding rail 9, the movement track of the sliding block 3 can be limited and fixed, and the movement of the sliding block is prevented from being deviated.

As a further scheme of the utility model: the inside of drive gear 5 is provided with axis of rotation 10, rotates between drive gear 5 and the axis of rotation 10 and cooperates, and the outside of gear strip 6 is provided with rotation circle 11, rotates and cooperates mutually between rotation circle 11 and the shell body 1.

The rotating ring 11 can connect all the gear bars 6, so that when a pencil is inserted, the synchronous movement of the sliding block 3 can be better ensured, and the pencil is ensured to be always positioned at the center of the pencil inlet 2.

As a further scheme of the utility model: one end of each sliding block 3 close to the pen inlet 2 is respectively formed with an inclined surface 12, and the inner side of each sliding block 3 is in an arc-shaped structure.

The bevel 12 can facilitate better insertion of the pencil; the arc structure can better clamp the pencil, so that the pencil can be more stable; meanwhile, the inner side surface of the sliding block 3 can be formed into a linear structure or a concave polygonal structure, so that a pencil with a triangular structure or a polygonal structure on the market can be clamped stably, and the practicability is improved.

It is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A pencil clamping device for a pencil sharpener, characterized by: comprises an outer shell;

2. A pencil clamping device for a pencil sharpener as in claim 1, wherein: the sliding groove is formed in the inner side of the sliding block, a sliding rail of a U-shaped structure is arranged on the outer shell body corresponding to the sliding groove, the sliding block is arranged on the outer shell body in a sliding mode through the sliding groove and the sliding rail, the spring is arranged in the sliding rail, one end of the spring is in contact with the sliding block, and the other end of the spring is in contact with the sliding rail.

3. A pencil clamping device for a pencil sharpener as in claim 1, wherein: the inside of drive gear is provided with the axis of rotation, rotates the cooperation between drive gear and the axis of rotation each other, and the outside of gear strip is provided with the rotation circle, rotates the cooperation each other between rotation circle and the shell body.

4. A pencil clamping device for a pencil sharpener as in claim 1, wherein: one end of each sliding block close to the pen inlet is respectively formed with an inclined plane, and the inner side of each sliding block is in an arc-shaped structure.