CN218463370U

CN218463370U - Pen clamping mechanism and pencil sharpener

Info

Publication number: CN218463370U
Application number: CN202221978718.4U
Authority: CN
Inventors: 娄宗茂
Original assignee: Jinyi Stationery Co ltd
Current assignee: Jinyi Stationery Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-02-10
Anticipated expiration: 2032-07-27

Abstract

The utility model relates to a pencil sharpener technical field discloses a press from both sides a mechanism and pencil sharpener, including: the mounting seat is provided with a through hole and a sliding groove; the first clamping assembly and the second clamping assembly are movably arranged on the mounting seat, a clamping space for a pencil to pass through is formed between the first clamping assembly and the second clamping assembly, and the clamping space is communicated with the through hole; the first clamping assembly and the second clamping assembly are slidably arranged in the sliding groove in a penetrating mode so as to adjust the size of the clamping space; and two ends of the elastic piece are respectively connected with the first clamping assembly and the second clamping assembly. The utility model has the advantages that the pencil clamping mechanism ensures stable pencil clamping through the matching of the first clamping component, the second clamping component and the elastic component, and is suitable for pencils with different diameters; the pencil sharpener with the pencil clamping mechanism is simple in overall structure, convenient to install and convenient to disassemble and assemble.

Description

Pen clamping mechanism and pencil sharpener

Technical Field

The utility model relates to a pencil sharpener technical field especially relates to a press from both sides a mechanism and pencil sharpener.

Background

The pencil sharpener is a pencil sharpener which is necessary for students. In order to improve the pencil sharpening effect and facilitate the use of students, the automatic pencil sharpener is gradually popular with people.

The existing automatic pencil sharpener can realize automatic pencil sharpening, but the pencil is usually required to be always held during pencil sharpening so as to prevent the pencil from falling or rotating, so that the actual use experience is poor; or set up into a mechanism in automatic pencil sharpener, carry out the centre gripping and control the business turn over of pencil through advancing a mechanism to the pencil, should advance a mechanism overall structure complicacy, spare part is more, leads to the whole volume of pencil sharpener great, portable not convenient to carry, and can not be used for the centre gripping of different diameter pencils.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a pencil clamping mechanism and pencil sharpener with simplified structure, stable pencil clamping and capable of clamping pencils of different diameters.

The utility model provides a technical scheme that its technical problem adopted provides a press from both sides a mechanism, including:

the mounting seat is provided with a through hole and a sliding groove;

the first clamping assembly and the second clamping assembly are movably arranged on the mounting seat, a clamping space for a pencil to pass through is formed between the first clamping assembly and the second clamping assembly, and the clamping space is communicated with the through hole; the first clamping assembly and the second clamping assembly are slidably arranged in the sliding groove in a penetrating mode so as to adjust the size of the clamping space;

and two ends of the elastic piece are respectively connected with the first clamping assembly and the second clamping assembly.

Furthermore, the mounting seat comprises two mounting plates which are arranged at intervals, and the sliding chute is arranged on the two mounting plates;

the both ends of first centre gripping subassembly set up respectively two on the mounting panel, the both ends of second centre gripping subassembly set up respectively two on the mounting panel, just the one end of first centre gripping subassembly with the one end of second centre gripping subassembly sets up respectively slidable two in the spout.

Furthermore, two ends of the first clamping assembly are respectively a first end part and a second end part, and two ends of the second clamping assembly are respectively a third end part and a fourth end part;

the first end portion and the third end portion are arranged on one of the mounting plates, the second end portion and the fourth end portion are arranged on the other mounting plate, and the first end portion and the fourth end portion are respectively arranged in the two sliding grooves in a sliding mode.

Furthermore, the first clamping assembly and the second clamping assembly respectively comprise a connecting shaft and a clamping wheel which is rotatably sleeved on the connecting shaft, and a clamping groove is formed in the clamping wheel along the circumferential direction of the clamping wheel.

Furthermore, two the both ends of connecting axle all are equipped with and are located installation cavity outer mounting groove, the elastic component is provided with two, the both ends of elastic component are connected respectively two in the mounting groove.

The utility model provides a technical scheme that its technical problem adopted is, still provide a pencil sharpener, include:

the pen clamping mechanism as described above;

the cover body covers the mounting seat, the cover body and the mounting seat are connected to form an accommodating cavity in a surrounding mode, and the first clamping assembly and the second clamping assembly are located in the accommodating cavity; and the cover body can be propped against the first clamping assembly and the second clamping assembly.

Furthermore, a plurality of first clamping grooves are formed in the mounting seat in the circumferential direction of the mounting seat, a plurality of first clamping blocks are correspondingly arranged on the cover body, and the first clamping blocks are clamped in the first clamping grooves.

Further, still include the blade holder, the mount pad has to the butt piece that the through-hole center extends, the one end of blade holder is rotationally worn to establish in the through-hole, and the blade holder can support in on the butt piece.

The cutter comprises a cutter holder, a blade and a fixing frame, wherein the cutter holder is provided with the blade;

the mounting seat is provided with a convex edge and a second clamping groove in the circumferential direction of the through hole, the fixing frame is provided with a second clamping block, the fixing frame is sleeved on the convex edge, and the second clamping block is clamped with the second clamping groove.

The cover body is provided with a third clamping groove and an opening communicated with the third clamping groove, and the third clamping block can be clamped into the third clamping groove along the opening; and the third clamping block is positioned under the first clamping block.

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

in the utility model, the pencil clamping mechanism is provided with the first clamping component and the second clamping component on the mounting seat, so that a pencil can be clamped between the first clamping component and the second clamping component when being inserted, thereby preventing the pencil from rotating; the first clamping assembly and the second clamping assembly can slide in the sliding groove, so that the size of a clamping space for accommodating pencils is adjusted to adapt to pencils with different diameters, and an elastic piece is connected between the first clamping assembly and the second clamping assembly to ensure the stability of clamping the pencils; in addition, the first clamping assembly, the second clamping assembly, the tool apron and the like are arranged on the mounting seat, so that the structure is compact, the size is small, and the structure of a pen feeding mechanism is simplified;

in the utility model, the pencil sharpener with the pencil clamping mechanism, the first clamping component, the second clamping component and the like are all accommodated in the accommodating cavity enclosed by the mounting seat and the cover body, and the mounting seat is covered in the cover body, so as to avoid exposure and ensure the overall aesthetic degree of the pencil sharpener; the tool apron is arranged close to the first clamping assembly and the second clamping assembly, namely, the pencil is clamped by the tool apron, the first clamping assembly and the second clamping assembly together, so that the pencil is stably clamped, and the pencil is prevented from being deviated and broken during automatic pencil sharpening; the cover body is connected with the mounting seat and the shell in a clamping mode, so that the mounting seat and the tool apron can be dismounted together only by rotating the cover body, and the pencil scraps can be conveniently cleaned; and the third fixture block on the cover body is positioned under the first fixture block, so that the connection stability among the cover body, the mounting seat and the shell is improved.

Drawings

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

FIG. 2 is a top view of FIG. 1;

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is a schematic structural view of the mounting base;

FIG. 5 is a schematic view of the overall structure of the pencil sharpener of the present invention;

FIG. 6 is an exploded view of FIG. 5;

fig. 7 is a schematic structural view of the cover.

In the figure:

100. a mounting seat; 110. a mounting cavity; 120. a through hole; 130. mounting a plate; 131. a chute; 140. a butting block; 150. a first card slot; 160. a convex edge; 170. a second card slot; 180. a limiting groove; 200. a first clamping assembly; 210. a first end portion; 220. a second end portion; 230. a connecting shaft; 231. mounting grooves; 240. a clamping wheel; 241. a clamping groove; 300. a second clamping assembly; 310. a clamping space; 320. a third end portion; 330. a fourth end portion; 400. a tool apron; 410. a pen hole is penetrated; 420. a blade; 500. an elastic member; 600. a cover body; 610. a bump; 620. a first clamping block; 630. a third fixture block; 640. a limiting block; 700. a fixed mount; 710. a second fixture block; 800. a housing; 810. a third card slot; 820. and (4) opening.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, a pen clamping mechanism comprises: the mounting base 100 is provided with a through hole 120 and a sliding groove 131; the first clamping assembly 200 and the second clamping assembly 300 are movably arranged on the mounting base 100, a clamping space 310 for a pencil to pass through is arranged between the first clamping assembly 200 and the second clamping assembly 300, and the clamping space 310 is communicated with the through hole 120; the first clamping assembly 200 and the second clamping assembly 300 are slidably inserted into the sliding groove 131 to adjust the size of the clamping space 310; the elastic member 500 has both ends connected to the first clamping assembly 200 and the second clamping assembly 300, respectively. Specifically, an installation cavity 110 communicated with the through hole 120 is arranged on the installation base 100, the installation cavity 110 is used for accommodating two clamping assemblies, the first clamping assembly 200 and the second clamping assembly 300 slide in the sliding groove 131 to adjust the distance between the first clamping assembly 200 and the second clamping assembly 300 so as to adapt to pencils with different diameters, and the clamping space 310 is a space surrounded by the first clamping assembly 200 and the second clamping assembly 300 and used for the pencils to pass through; the elastic member 500 can ensure that the first clamping assembly 200 and the second clamping assembly 300 clamp the pencil, and the pencil is not easy to deflect when the pencil enters or exits.

In this embodiment, the mounting seats 100 are integrally formed, so as to reduce the number of parts and simplify the mounting steps; the mounting seat 100 comprises two mounting plates 130 arranged at intervals, the two mounting plates 130 are arranged in parallel, and sliding chutes 131 are formed in the two mounting plates 130; both ends of the first clamping assembly 200 are respectively disposed on the two mounting plates 130, both ends of the second clamping assembly 300 are respectively disposed on the two mounting plates 130, and one end of the first clamping assembly 200 and one end of the second clamping assembly 300 are respectively slidably disposed in the two sliding grooves 131. During the actual use, set up the breach on mounting panel 130, first centre gripping subassembly 200 and second centre gripping subassembly 300 are installed on mounting panel 130 along the breach, are provided with two breachs on every mounting panel 130, and one of them breach on arbitrary mounting panel 130 is linked together with spout 131, and then makes two sets of centre gripping subassemblies all can unilateral slide, and the clearance between the adjustable two sets of centre gripping subassemblies to the pencil of adaptation different diameters size.

Specifically, the two ends of the first clamping assembly 200 are respectively a first end 210 and a second end 220, and the two ends of the second clamping assembly 300 are respectively a third end 320 and a fourth end 330; the first end portion 210 and the third end portion 320 are disposed on one of the mounting plates 130, the second end portion 220 and the fourth end portion 330 are disposed on the other mounting plate 130, and the first end portion 210 and the fourth end portion 330 are slidably disposed in the two slide grooves 131, respectively. That is, the first clamping assembly 200 and the second clamping assembly 300 are arranged in central symmetry and can slide on one side, and the second end portion 220 can be limited in the notch by the third end portion 320 and can not slide; in practical use, the first clamping assembly 200 and the second clamping assembly 300 are tensioned by the elastic member 500, when the diameter of the pencil is larger, the distance between the first clamping assembly 200 and the second clamping assembly 300 is increased, and the elastic member 500 is lengthened; when the diameter of the pencil is small, the distance between the first clamping assembly 200 and the second clamping assembly 300 is reduced under the action of the elastic member 500; the elastic member 500 can ensure that the two clamping assemblies clamp the pencil tightly, and the pencil is not easy to deflect when the pencil is fed in and out and sharpened.

The first clamping assembly 200 and the second clamping assembly 300 each include a connecting shaft 230 and a clamping wheel 240 rotatably sleeved on the connecting shaft 230, and the clamping wheel 240 is provided with a clamping groove 241 along its own circumference. Preferably, the clamping wheel 240 is made of rubber, so that the clamping wheel 240 with the clamping groove 241 is attached to the surface of the pencil, and the stability of clamping the pencil is ensured; and the clamping wheel 240 can rotate relative to the connecting shaft 230, so that the pencil can smoothly enter and exit.

As shown in fig. 3, two ends of the two connecting shafts 230 are respectively provided with two mounting grooves 231 located outside the mounting cavity 110, and two elastic members 500 are provided, the elastic members 500 are tension springs, and two ends of the elastic members 500 are respectively connected in the two mounting grooves 231. In actual installation, after the clamping wheel 240 is sleeved on the connecting shaft 230, the connecting shaft 230 is placed on the mounting plate 130, the elastic members 500 are clamped into the mounting grooves 231 on the two connecting shafts 230, the two elastic members 500 are connected to the two ends of the connecting shaft 230 respectively, installation is convenient and fast, and the pencil is clamped firmly under the action of the elastic members 500.

As shown in fig. 4 to 7, a pencil sharpener includes: a pen clamping mechanism; the cover body 600 covers the installation base 100, the cover body 600 and the installation base 100 are connected to form an accommodating cavity, and the first clamping assembly 200 and the second clamping assembly 300 are located in the accommodating cavity; and the cover 600 can be abutted against the first clamping assembly 200 and the second clamping assembly 300. Specifically, a bump 610 is disposed on the inner wall of the cover 600, and the bump 610 is used for pressing the first clamping assembly 200 and the second clamping assembly 300 against the mounting base 100 to prevent the two clamping assemblies from loosening; and the mounting seat 100 is covered in the cover body 600, so that the two clamping components and the mounting seat 100 are prevented from being exposed, and the integral attractiveness of the pencil sharpener is improved.

A plurality of first engaging grooves 150 are formed around the circumference of the mounting base 100, a plurality of first engaging blocks 620 are correspondingly formed on the cover 600, and the first engaging blocks 620 are engaged with the first engaging grooves 150. That is, the mounting base 100 is mounted on the cover 600 in a clamping manner, so that the mounting and dismounting are facilitated, the first clamping groove 150 is disposed at the edge of the mounting base 100 and located below the mounting base 100, a protrusion with an inclined plane is disposed at a position, close to the first clamping groove 150, of the mounting base 100, an inclined plane is also disposed on the first clamping block 620, and the first clamping block 620 is conveniently clamped into the first clamping groove 150. Preferably, the cover 600 is provided with a limit block 640, and the mounting base 100 is provided with a limit groove 180 to prevent relative rotation between the cover 600 and the mounting base 100.

The pencil sharpener further comprises a sharpener seat 400, the mounting seat 100 is provided with an abutting block 140 extending towards the center of the through hole 120, the sharpener seat 400 abuts against the abutting block 140, and the end surface of the sharpener seat 400 and the bottom surface of the mounting plate 130 are in the same plane. That is, the tool holder 400 and the two clamping components are respectively located at the upper and lower sides of the mounting base 100, the tool holder 400 supports on the mounting base 100 through the abutting block 140, and the abutting block 140 extends from the bottom surface of the mounting plate 130 to the center of the through hole 120, so as to ensure that the tool holder 400 is as close to the two clamping components as possible, and the pencil can enter the pencil passing hole 410 after passing through the clamping space 310, thereby preventing the pencil from deviating.

This sharpener still includes mount 700, be equipped with blade 420 on blade holder 400, blade holder 400 and blade 420 are restricted in mount 700, this blade 420 sets up along the length direction of blade holder 400, the sharpener structure is simplified in the setting of blade 420, mount 700 is used for fixing blade holder 400 on mount 100, blade holder 400 rotates under the inside drive arrangement of sharpener, and then realizes cutting automatically, mount 700 is as the installation carrier of blade holder 400 to guarantee blade holder 400 pivoted stationarity. A convex edge 160 and a second clamping groove 170 are arranged on the mounting seat 100 around the circumference of the through hole 120, a second fixture block 710 is arranged on the fixing frame 700, the fixing frame 700 is sleeved on the convex edge 160, and the second fixture block 710 is clamped with the second clamping groove 170; during actual installation, the tool apron 400 is installed in the fixing frame 700, the fixing frame 700 is abutted to the convex edge 160, and the second fixture block 710 and the second clamping groove 170 are matched and clamped on the installation seat 100, so that the installation stability of the fixing frame 700 and the tool apron 400 is ensured, and the tool apron is convenient to disassemble and assemble.

Preferably, the pencil sharpener further comprises a housing 800, the cover 600 is provided with a third block 630, the housing 800 is provided with a third slot 810 and an opening 820 communicated with the third slot 810, and the third block 630 can be clamped into the third slot 810 along the opening 820; and the third latch 630 is positioned directly below the first latch 620. Cover body 600 and casing 800 joint promptly, after installing on cover body 600 at mount pad 100, knife rest etc. are connected cover body 600 and casing 800 again, only need rotate cover body 600 during the dismantlement, can pull down together with blade holder 400 etc. be convenient for fall the bits, and third fixture block 630 is located first fixture block 620 under, and the third fixture block 630 is passed in the arch that mount pad 100 accessible has the inclined plane, simplifies mount pad 100 structure.

In the scheme, the pencil clamping mechanism ensures that the pencil is stably clamped by matching the two clamping components with the tool apron 400 and is suitable for pencils with different diameters; the pencil sharpener with the pencil clamping mechanism is simple in overall structure, convenient to install and convenient to disassemble and assemble.

It should be noted that all directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions of the embodiments as "first," "second," "a," etc. in this disclosure are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of the indicated features is indicative. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims

1. A pen clamping mechanism is characterized by comprising:

the mounting seat is provided with a through hole and a sliding groove;

2. The pen clamping mechanism as claimed in claim 1, wherein the mounting seat comprises two mounting plates arranged at intervals, and the sliding groove is arranged on the two mounting plates;

3. The pen clamping mechanism according to claim 2, wherein the two ends of the first clamping assembly are a first end portion and a second end portion respectively, and the two ends of the second clamping assembly are a third end portion and a fourth end portion respectively;

4. The pen clamping mechanism as claimed in claim 1, wherein each of the first clamping assembly and the second clamping assembly comprises a connecting shaft and a clamping wheel rotatably sleeved on the connecting shaft, and the clamping wheel is provided with a clamping groove along its own circumference.

5. The pen clamping mechanism according to claim 4, wherein two mounting grooves are formed in two ends of each of the two connecting shafts and located outside the mounting seat, two elastic members are arranged, and two ends of each elastic member are respectively connected to the two mounting grooves.

6. A sharpener, comprising:

a pen clamping mechanism as claimed in any one of claims 1 to 5;

the cover body covers the mounting seat, the cover body is connected with the mounting seat to form an accommodating cavity in an enclosing mode, and the first clamping assembly and the second clamping assembly are located in the accommodating cavity; and the cover body can be abutted against the first clamping assembly and the second clamping assembly.

7. The sharpener of claim 6, wherein the mounting base is provided with a plurality of first engaging grooves around its circumference, the cover is correspondingly provided with a plurality of first engaging blocks, and the first engaging blocks are engaged with the first engaging grooves.

8. The sharpener of claim 6 further comprising a holder, wherein the mounting base has an abutment block extending toward the center of the through hole, one end of the holder is rotatably disposed through the through hole, and the holder can abut against the abutment block.

9. The sharpener of claim 8 further including a holder, said holder having a blade, said holder and said blade being constrained in said holder;

10. The pencil sharpener of claim 7, further comprising a housing, wherein a third clamping block is arranged on the cover, a third clamping groove and an opening communicated with the third clamping groove are arranged on the housing, and the third clamping block can be clamped into the third clamping groove along the opening; and the third clamping block is positioned under the first clamping block.