CN214492307U

CN214492307U - Adjusting part of pencil point thickness adjusting mechanism and pencil sharpener

Info

Publication number: CN214492307U
Application number: CN202023338365.5U
Authority: CN
Inventors: 娄宗茂
Original assignee: Jinyi Stationery Co ltd
Current assignee: Jinyi Stationery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-26
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a cut a ware technical field, disclose a nib thickness adjustment mechanism's adjusting part and cut a ware, wherein, adjusting part includes: the rocker arm is detachably connected with the fixed piece; wherein, a buckle is arranged on one of the rocker arm and the fixing piece, a clamping groove is arranged on the other of the rocker arm and the fixing piece, and the buckle is detachably clamped in the clamping groove; and the adjusting knob is arranged between the rocker arm and the fixing piece, and can rotate relative to the rocker arm and the fixing piece. The utility model has the advantages of, through set up the mounting between rocking arm and adjust knob, make adjust knob be difficult for droing when adjusting nib thickness adjustment mechanism, and be the joint between rocking arm and the mounting, the adjust knob's of being convenient for dismouting.

Description

Adjusting part of pencil point thickness adjusting mechanism and pencil sharpener

Technical Field

The utility model relates to a cut a ware technical field, especially relate to a thick and thin adjustment mechanism's of nib regulating assembly and cut a ware.

Background

The pencil sharpener is popular among students as a pencil sharpening tool, generally comprises a main body, a pencil point thickness adjusting mechanism, a knife rest and a rocker arm, and when the pencil sharpener is used, a pencil is inserted into the knife rest, and the rocker arm is shaken by hands to sharpen the pencil. When the thickness length of the pen core is adjusted by the traditional pencil sharpener, an adjusting knob on a pen point thickness adjusting mechanism is easy to fall off.

If patent "CN 211308065U" discloses a nib thickness adjustment mechanism of ware cuts, including the knife rest, the shake hand, push rod and regulation structure, the knife rest is installed and is passed through the ring gear at the shake hand front end and fix, but push rod axial displacement's the setting of running through is in the shake hand, the push rod front end stretches into in the knife rest in order to inject the nib and stretch into the degree of depth of knife rest, it rotationally installs at the shake hand rear end to adjust the structure, and with the coaxial setting of push rod, the push rod rear end face has the tile face column structure by low to high many gear interval arrangements along the circumference shaping, the rear end male cavity that supplies the push rod has in the regulation structure, the inner wall one side of cavity is equipped with the tile face column structure counterbalance cooperation with the push rod, a dog for adjusting the push rod stroke. The nib thickness adjusting mechanism is reasonable and compact in structure and convenient to operate, the adjusting of the position of the push rod extending into the knife rest can be achieved by only rotating the adjusting knob, the rotating adjusting knob directly penetrates through the push rod, and frequent rotation easily enables the rotating adjusting knob to fall off, so that the adjusting of the nib thickness adjusting mechanism of the pencil sharpener is affected.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved in the utility model is to provide a nib thickness adjustment mechanism's of easy dismounting, stable in structure adjusting part and a ware of cutting.

The utility model provides a technical scheme that its technical problem adopted is, provides a nib thickness adjustment mechanism's adjusting part, include:

the rocker arm and the fixing piece are detachably connected;

the rocker arm is detachably connected with the fixed part, and the rocker arm is detachably connected with the fixed part;

and the adjusting knob is arranged between the rocker arm and the fixing piece, and can rotate relative to the rocker arm and the fixing piece.

Furthermore, a first through hole is formed in the fixing piece, a first boss is arranged at one end of the adjusting knob along the circumferential direction of the adjusting knob, and the first boss is located between the rocker arm and the fixing piece.

Further, the first through hole is circular, and the diameter of the first boss is larger than the aperture of the first through hole.

Furthermore, an accommodating cavity is formed in one end of the rocker arm, a plurality of clamping grooves are formed in the bottom of the accommodating cavity along the circumferential direction of the accommodating cavity, and first clamping surfaces are arranged in the clamping grooves;

the fixing piece is provided with a plurality of buckles, and second clamping surfaces are arranged on the buckles; when the buckle is clamped in the clamping groove, the first clamping surface is abutted against the second clamping surface, and the fixing piece and the first boss are both accommodated in the accommodating cavity.

Furthermore, a second through hole is formed in one end of the rocker arm, the second through hole is communicated with the accommodating cavity, a second boss is arranged on the rocker arm along the circumferential direction of the second through hole, and a third boss is arranged on the fixing piece along the circumferential direction of the first through hole.

Furthermore, a gear fixing block protrudes upwards from the bottom of the accommodating cavity, the first boss is located between the gear fixing block and the second boss, and one side of the first boss is detachably abutted to the end face of the third boss;

the adjusting knob is provided with a convex block, the convex block protrudes out of the first boss, a gap is reserved between the convex block and the first boss, the gear fixing block is provided with a plurality of grooves towards the center direction of the second through hole, and the convex block is movably abutted to the grooves.

Furthermore, the end surface of the convex block and the groove surface of the groove are both arc-shaped surfaces.

Furthermore, the fixing piece comprises a bottom surface and a circumferential surface, the end surface of the circumferential surface is detachably abutted with the bottom surface of the accommodating cavity, the buckle protrudes out of the end surface and the side surface of the circumferential surface, the sectional area of the buckle is gradually increased from one end close to the clamping groove to one end far away from the clamping groove to form a guide inclined surface, and the second clamping surface is formed between the guide inclined surface and the circumferential surface.

Further, the bottom surface is gradually sunken towards the center of the bottom surface to form an annular inclined surface.

The utility model provides a technical scheme that its technical problem adopted is, still provide a ware of cutting, include:

a tool holder;

and the pen point thickness adjusting mechanism is arranged on the tool rest and comprises the adjusting assembly.

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

in the utility model, the fixing part is arranged on the nib thickness adjusting mechanism, the through hole is arranged on the fixing part, the boss is arranged at one end of the adjusting knob, and the width of the boss is larger than that of the through hole, so that the fixing part can fix the adjusting knob between the rocker arm and the fixing part to prevent the adjusting knob from falling off from the adjusting rod in the adjusting mechanism in the rotating process of the adjusting knob, and ensure the normal adjustment of the nib thickness adjusting mechanism; the rocker arm and the fixing piece are detachably clamped through a buckle and a clamping groove, so that the adjusting knob is convenient to disassemble and assemble; and set up the gear fixed block in the intracavity that holds of rocking arm, make nib thickness adjustment mechanism gear adjust stably, when cutting a ware working shock, adjust knob is difficult for rotating, guarantees that the gear that adjust knob instructed is unanimous with the actual gear of nib thickness adjustment mechanism to obtain the refill of required thickness.

Drawings

Fig. 1 is a schematic structural diagram of an adjusting assembly of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

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

FIG. 4 is a left side view of the rocker arm;

FIG. 5 is a schematic view of the adjusting knob;

FIG. 6 is a left side view of the mount;

fig. 7 is a schematic structural view of the pencil sharpener of the present invention.

In the figure:

1. a tool holder;

2. a nib thickness adjusting mechanism;

3. an adjustment assembly; 30. a rocker arm; 31. a fixing member; 32. adjusting a knob; 300. an accommodating chamber; 301. a card slot; 302. a second through hole; 303. a second boss; 304. a gear fixing block; 310. buckling; 311. a first through hole; 312. a third boss; 313. an annular bevel; 320. a first boss; 321. a bump; 3010. a first engaging surface; 3040. a groove; 3100. a guide slope; 3101. a second engaging surface.

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 to 6, an adjusting assembly of a nib thickness adjusting mechanism includes: the rocker arm 30 and the fixing piece 31, wherein the rocker arm 30 and the fixing piece 31 are detachably connected; a buckle 310 is arranged on one of the rocker arm 30 and the fixing piece 31, a clamping groove 301 is arranged on the other one of the rocker arm 30 and the fixing piece 31, and the buckle 310 is detachably clamped in the clamping groove 301; and an adjustment knob 32 disposed between the swing arm 30 and the fixing member 31, wherein the adjustment knob 32 is rotatable with respect to the swing arm 30 and the fixing member 31. In this embodiment, the fastener 310 is disposed on the fixing member 31, the rocker arm 30 is provided with a clamping groove 301, and the rocker arm 30, the fixing member 31 and the adjusting knob are clamped with the fixing member 31 to form an adjusting assembly.

Preferably, the fixing member 31 is provided with a first through hole 311, one end of the adjusting knob 32 is provided with a first boss 320 along the circumferential direction of the adjusting knob, and the first boss 320 is located between the swing arm 30 and the fixing member 31.

In the practical use process, first through-hole 311 is circular, the diameter of first boss 320 is greater than the aperture of first through-hole 311, so that behind rocking arm 30 and the mounting 31 joint, first boss 312 can be in between rocking arm 30 and the mounting 31, guarantee mounting 31 plays the effect of fixed adjust knob 32.

Preferably, an accommodating cavity 300 is formed in one end of the rocker arm 30, a plurality of clamping grooves 301 are formed in the bottom of the accommodating cavity 30 along the circumferential direction of the accommodating cavity 300, and a first clamping surface 3010 is arranged in each clamping groove 301.

In an actual use process, the clamping groove 301 is disposed near the edge of the accommodating cavity 300, and the first clamping face 3010 is formed by opening the clamping groove 301 on the rocker arm 30.

Preferably, the fixing member 31 is provided with a plurality of the buckles 310, and the buckles 310 are provided with second engaging surfaces 3101; when the buckle is clamped in the clamping slot, the first clamping surface 3010 is abutted to the second clamping surface 3101, and the fixing member 31 and the first boss 320 are both accommodated in the accommodating cavity 300.

In the actual use process, the sectional area of the buckle 310 gradually increases from one end close to the slot 301 to one end far away from the slot 301 to form a guide inclined plane 3100, the second engaging surface 3101 is formed between the guide inclined plane 3100 and the side surface of the fixing member, by providing the guide inclined plane 3100, when the buckle 310 is fastened to the slot 301, the buckle 31 can be smoothly fastened to the slot 301, and after the buckle 310 is fastened to the slot 301, the first engaging surface 3010 abuts against the second engaging surface 3101 to make the joint between the rocker arm 30 and the fixing member 31 more stable, thereby further preventing the adjusting knob 32 from falling off.

Preferably, a second through hole 302 is formed in one end of the rocker arm 30, the second through hole 302 is communicated with the accommodating cavity 200, an adjusting rod of the pen point thickness adjusting mechanism passes through the second through hole 302, the adjusting rod of the pen point thickness adjusting mechanism sequentially passes through the second through hole 302 and the first through hole 311, and is inserted into the adjusting knob 32 to adjust the pen point thickness.

Preferably, a second boss 303 is circumferentially arranged on the rocker arm 30 along the second through hole 302, a first shift position fixing block 304 protrudes upwards from the bottom of the accommodating cavity 300, a gap is formed between the second boss 303 and the shift position fixing block 304 to accommodate the first boss 320, and the inner wall of the adjusting knob 32 is attached to the outer side surface of the second boss 303 to limit the radial movement of the adjusting knob 32; the fixing member 31 is circumferentially provided with a third boss 312 along the first through hole 311, one side of the first boss 320 is detachably abutted to the end surface of the third boss 312 to limit the axial movement of the adjusting knob 32, so that the first boss 320 is stably positioned between the rocker arm 30 and the fixing member 31.

Preferably, the adjusting knob 32 is provided with a protrusion 321, the protrusion 321 protrudes from the first boss 320, and a gap is formed between the protrusion 321 and the first boss 320, so that the protrusion 321 can move relative to the first boss 320, the gear fixing block 304 is provided with a plurality of grooves 3040 towards the center direction of the second through hole 302, and the protrusion 321 and the groove 3040 can movably abut against each other.

Preferably, the end surface of the protrusion 321 and the groove surface of the groove 3040 are both arc-shaped surfaces, so that the adjusting knob 32 rotates, the protrusion 321 can smoothly slide into the groove 3040, and when the adjusting knob 32 is not rotated, the protrusion 321 abuts against the groove 3040 to prevent the adjusting knob 32 from rotating by itself with the vibration of the sharpener.

Preferably, the fixing member 31 includes a bottom surface and a circumferential surface, an end surface of the circumferential surface is detachably abutted to the bottom surface of the accommodating cavity 300, so that after the rocker arm 30 is clamped to the fixing member 31, an edge of the bottom surface is flush with an arm surface of the rocker arm 30, and only the adjusting knob 32 protrudes out of the rocker arm 30; and the bottom surface is gradually sunken towards the center of the bottom surface to form an annular inclined surface 313, and the annular inclined surface 313 increases the area of the adjusting knob 32 protruding out of the rocker arm 30, so that the rotating adjustment of the adjusting knob is facilitated.

As shown in fig. 7, a pencil sharpener comprises: a tool holder 1; and the pen point thickness adjusting mechanism 2 is arranged on the tool rest 1, and the pen point thickness adjusting mechanism 2 comprises the adjusting component 3. Specifically, nib thickness adjustment mechanism 2 sets up the one end of knife rest 1 promotes the nib through the regulation pole on the nib thickness adjustment mechanism 2 and carries out thickness adjustment, and this regulation pole one end alternates in adjust knob 32, only needs to rotate adjust knob 32 can realize the thickness adjustment of many gears nib, adjust knob 32 passes through mounting 31 is fixed steadily rocking arm 30 with between the mounting 31, prevent adjust knob 32 drops from this regulation pole, and the gear fixity is good to obtain the nib under the accurate thickness adjustment gear.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An adjusting component of a pen point thickness adjusting mechanism is characterized by comprising:

the rocker arm and the fixing piece are detachably connected;

2. The adjusting assembly of the pen point thickness adjusting mechanism according to claim 1, wherein the fixing member is provided with a first through hole, one end of the adjusting knob is provided with a first boss along the circumferential direction of the adjusting knob, and the first boss is located between the rocker arm and the fixing member.

3. The adjusting assembly of claim 2, wherein the first through hole is circular, and the diameter of the first boss is larger than the diameter of the first through hole.

4. The adjusting assembly of the pen point thickness adjusting mechanism according to claim 3, wherein an accommodating cavity is formed at one end of the rocker arm, a plurality of clamping grooves are formed in the bottom of the accommodating cavity along the circumferential direction of the accommodating cavity, and a first clamping surface is arranged in each clamping groove;

5. The adjusting assembly of the pen point thickness adjusting mechanism according to claim 4, wherein a second through hole is formed in one end of the rocker arm, the second through hole is communicated with the accommodating cavity, a second boss is arranged on the rocker arm along the circumferential direction of the second through hole, and a third boss is arranged on the fixing member along the circumferential direction of the first through hole.

6. The adjusting assembly of the pen point thickness adjusting mechanism according to claim 5, wherein a gear fixing block protrudes upwards from the bottom of the accommodating cavity, the first boss is located between the gear fixing block and the second boss, and one side of the first boss is detachably abutted to the end surface of the third boss;

7. The adjusting assembly of claim 6, wherein the end surface of the protrusion and the groove surface of the groove are both arc-shaped surfaces.

8. The adjusting assembly of a pen point thickness adjusting mechanism according to claim 4, wherein the fixing member includes a bottom surface and a circumferential surface, an end surface of the circumferential surface detachably abuts against the bottom surface of the accommodating cavity, the buckle protrudes from the end surface and the side surface of the circumferential surface, a cross-sectional area of the buckle gradually increases from an end close to the slot to an end away from the slot to form a guiding inclined surface, and the guiding inclined surface and the circumferential surface form the second engaging surface therebetween.

9. The adjusting assembly of claim 8, wherein the bottom surface is gradually recessed toward the center of the bottom surface to form an annular slope.

10. A sharpener, comprising:

a tool holder;

a nib thickness adjustment mechanism provided on the carriage, the nib thickness adjustment mechanism comprising an adjustment assembly according to any one of claims 1 to 9.