CN210591160U - Penholder clamping assembly of pencil sharpener - Google Patents

Abstract

The utility model discloses a pen-holder centre gripping subassembly of ware cuts, including having the casing of going into a mouth, the casing upper surface is seted up and is gone into the coaxial notch of a mouth, installs adjustable ring and a plurality of grip blocks along radial setting in the notch, and the adjustable ring bottom surface is provided with into spiral threadlike connecting piece, and the adjustable ring passes through the connecting piece to be connected with the grip block, and the rotation of adjustable ring drives a plurality of grip blocks along radial movement in step. The adjustable clamping assembly is designed, can adapt to pens of different types, and clamps and fixes the pens.

Description

Penholder clamping assembly of pencil sharpener

Technical Field

The utility model relates to a be applied to the fixed centre gripping subassembly in the ware of cutting, especially relate to a pen-holder centre gripping subassembly of ware of cutting.

Background

Considering that the hazard of a common sheet-shaped pencil sharpener is relatively high, the pencil sharpener is designed in the prior art based on the design, the sheet-shaped sharpener of the pencil sharpener is arranged and fixed along a generatrix of a conical positioning hole, a blade of the blade protrudes inwards and faces the circumferential direction, then a pencil rotates gradually in the conical positioning hole and feeds forwards, and the pencil sharpener is used for sharpening the pencil in the feeding process.

In order to improve the simplicity of pencil sharpening, the common pencil sharpener in the prior art generally comprises the cutter structure, a positioning mechanism for positioning the feeding direction of the pencil and a driving mechanism for driving the cutter to rotate. The positioning mechanism generally adopts a positioning piece with a round through hole matched with the diameter of the pencil to be sharpened. But the cross section size and the size of different types of pencils all probably are different among the prior art, and among the prior art, for the convenience pencil inserts, all can have certain clearance between the diameter of pencil and the round through-hole, and this can cause the pencil location inaccurate, and then cause the problem of eccentric core. The pen type that this round through-hole adaptation is less, and then causes the kind that the ware of cutting a pencil adapts to lack.

In summary, how to effectively solve the problem of few types of planeable pencils sharpened by the sharpener is a problem that needs to be solved urgently by those skilled in the art at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a pen-holder centre gripping subassembly of ware is cut is provided, has designed adjustable centre gripping subassembly, can adapt to different types of pens, to its centre gripping and fixed.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the penholder clamping component of the pencil sharpener comprises a shell with a pencil inlet, wherein a groove opening coaxial with the pencil inlet is formed in the upper surface of the shell, an adjusting ring and a plurality of clamping blocks arranged along the radial direction are installed in the groove opening, a spiral connecting piece is arranged on the bottom surface of the adjusting ring, the adjusting ring is connected with the clamping blocks through the connecting piece, and the adjusting ring rotates to drive the clamping blocks to synchronously move along the radial direction.

The utility model discloses further preferred scheme: the connecting piece be helical line shape sand grip, the sand grip embedding grip block.

The utility model discloses further preferred scheme: the connecting piece is a spiral-line-shaped groove, and the clamping block is correspondingly provided with a convex block embedded into the groove.

The utility model discloses further preferred scheme: the clamping block surface set up the arc wall that the slope set up, sand grip embedding arc wall and can be in the arc wall internal rotation.

The utility model discloses further preferred scheme: the bottom surface of the notch is provided with a plurality of slide rails along the radial direction, the bottom surface of the clamping block is clamped into the slide rails, and the clamping block moves along the slide rails.

The utility model discloses further preferred scheme: the inner side surface of the clamping block is arc-shaped and is contacted with the penholder.

The utility model discloses further preferred scheme: the groove opening in install three grip blocks, three grip block evenly distributed is in the groove opening, the adjustable ring bottom surface correspond and be provided with three sand grips.

The utility model discloses further preferred scheme: the adjusting ring is pressed on the notch surface through a snap ring and can rotate around the axis of the adjusting ring.

The utility model discloses further preferred scheme: the surface of the adjusting ring is provided with a shifting sheet which is arranged along the axial direction of the adjusting ring.

The utility model discloses further preferred scheme: the diameter of the inner ring of the adjusting ring is adapted to the diameter of the pen inlet.

Compared with the prior art, the utility model has the advantages of the coaxial notch of a mouthful is seted up and is gone into to casing upper surface, installs a plurality of grip blocks along radial setting in the notch. The utility model discloses a grip block that can remove realizes the fixed pen of inserting into the mouth of a writing brush of centre gripping. The plurality of clamping blocks can act on the pen from different directions, so that fixation is realized. The utility model discloses a design adjustable ring drives the removal of grip block, the utility model discloses be different from traditional adoption spring structure and realize fixing. After the traditional spring structure is used for a long time, the elastic coefficient of the traditional spring structure is changed, so that the structural stability of the traditional spring structure is poor. The utility model has no problem. The bottom surface of the adjusting ring is provided with a convex strip in a spiral line shape, the convex strip is embedded into the clamping blocks, and the adjusting ring rotates to drive the plurality of clamping blocks to synchronously move along the radial direction. The utility model designs an adjustable ring and grip block can adapt to different types of pens, hold and fix a pen.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

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

fig. 2 is a first exploded view of the present invention;

fig. 3 is a schematic view of an exploded structure of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 3: the pen holder clamping component of the pencil sharpener comprises a shell 1 with a pencil inlet 2, wherein a groove opening 3 coaxial with the pencil inlet 2 is formed in the upper surface of the shell 1, an adjusting ring 4 and a plurality of clamping blocks 5 arranged along the radial direction are installed in the groove opening 3, a connecting piece 6 in a spiral line shape is arranged on the bottom surface of the adjusting ring 4, the adjusting ring 4 is connected with the clamping blocks 5 through the connecting piece 6, and the adjusting ring 4 rotates to drive the clamping blocks 5 to move along the radial direction synchronously.

The connecting piece 6 is a spiral convex strip which is embedded into the clamping block 5. This structure is shown in the drawings of the specification. Besides, the connecting piece 6 can be designed into a spiral groove, the clamping block 5 is correspondingly provided with a convex block which is embedded into the groove, the structure is another structure which can be realized, and the structure is not specifically shown in the attached drawings of the specification

Arc wall 6 that the slope set up is seted up on grip block 5 surface, and 6 imbeds arc wall 6 and can be in 6 internal rotations of arc wall in the sand grip. The utility model discloses an arc wall structure is with 6 structure assorted sand grips, satisfies adjustable ring 4 and drives grip block 5 when rotatory along radial removal. The utility model discloses a radially being provided with a plurality of slide rails 7 in 3 bottom surfaces of notch, slide rail 7 is gone into to 5 bottom surface cards of grip block, and grip block 5 removes along slide rail 7. The moving direction and the moving stroke of the clamping block 5 are limited by the slide rail 7, and the moving stability of the clamping block 5 is ensured.

The inner side surface of the clamping block 5 is arc-shaped and is contacted with the penholder. The structure of the inner side surface of the clamping block 5 is arranged, so that the clamping block and the pen holder have a large contact surface, and the clamping block 5 can be used for stably fixing the pen.

Install three grip block 5 in the notch 3, three grip block 5 evenly distributed is in notch 3, and the correspondence of adjustable ring 4 bottom surface is provided with three sand grips 6. The arrangement of the three clamping blocks 5 is a preferable structure, the pen is fixed from three directions, and the stability is high.

The adjusting ring 4 is pressed on the surface of the notch 3 through a snap ring 9, and the adjusting ring 4 can rotate around the axis of the adjusting ring. The adjusting ring 4 is mounted by a pressing ring so that the adjusting ring 4 is rotatably mounted in the face of the notch 3, the upper surface of the adjusting ring 4 being flush with the upper surface of the housing 1.

The surface of the adjusting ring 4 is provided with a plectrum 8, and the plectrum 8 is arranged along the axial direction of the adjusting ring 4. The provision of the dial 8 facilitates quick and easy rotation of the adjustment ring 4 by the user.

The diameter of the inner ring of the adjusting ring 4 is adapted to the diameter of the pen inlet 2.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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.

The above is to the utility model discloses going on the detailed introduction, having used specific individual example to right in this paper the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. The penholder clamping component of the pencil sharpener comprises a shell with a pencil inlet and is characterized in that a groove opening coaxial with the pencil inlet is formed in the upper surface of the shell, an adjusting ring and a plurality of clamping blocks arranged along the radial direction are installed in the groove opening, a spiral connecting piece is arranged on the bottom surface of the adjusting ring, the adjusting ring is connected with the clamping blocks through the connecting piece, and the adjusting ring rotates to drive the clamping blocks to synchronously move along the radial direction.

2. The barrel clamping assembly of a sharpener of claim 1, wherein said connector is a helical rib, said rib engaging said clamping block.

3. The holder assembly of claim 1, wherein the connecting member is a spiral groove, and the holding block is correspondingly provided with a protrusion to be inserted into the groove.

4. The holder assembly of claim 2, wherein the holder block has an arc-shaped groove formed on a surface thereof, and the protrusion is inserted into the arc-shaped groove and is rotatable in the arc-shaped groove.

5. The holder assembly of claim 1, wherein the bottom surface of the slot has a plurality of rails disposed thereon along a radial direction, and the bottom surface of the clamping block is engaged with the rails, and the clamping block moves along the rails.

6. The barrel clamping assembly of a sharpener as claimed in claim 1, wherein said clamping block has an arcuate inner surface for engaging the barrel.

7. The holder assembly of claim 1, wherein the notch has three clamping blocks disposed therein, the three clamping blocks are uniformly distributed in the notch, and the bottom surface of the adjusting ring has three corresponding ribs.

8. The barrel clamping assembly of a sharpener of claim 1, wherein said adjustment ring is press fit against the notch surface by a snap ring, said adjustment ring being rotatable about its axis.

9. The barrel clamping assembly of a sharpener as defined in claim 1, wherein said adjustment ring has a surface provided with a finger tab, said finger tab being disposed axially along said adjustment ring.

10. The barrel clamping assembly of a sharpener as claimed in claim 1, wherein the diameter of the inner ring of said adjustment ring is adapted to the diameter of said insertion opening.

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