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CN-224210811-U - Electric pencil sharpener capable of adjusting pencil point cutting thickness

CN224210811UCN 224210811 UCN224210811 UCN 224210811UCN-224210811-U

Abstract

The utility model provides an electric pencil sharpener capable of adjusting the sharpening thickness of a pencil point, which comprises a shell, a cutting assembly and a driving assembly, wherein the cutting assembly is connected to the inner side of the upper part of the shell, the driving assembly is connected to the inner side of the lower part of the shell, the cutting assembly is in transmission connection with the driving assembly, the electric pencil sharpener further comprises a limiting block, a push rod, a rotating member and a stirring assembly, the limiting block is connected to the cutting assembly in a sliding manner and is used for propping against the pencil point of a pencil, the push rod is coaxially and axially movably arranged in the output end of the driving assembly in a penetrating manner, the rotating member is horizontally and rotatably connected to the inner side of the shell, the top surface of the inner end of the rotating member forms an inclined surface, the upper end of the push rod is propped against the lower end of the limiting block, the lower end of the push rod is propped against the inclined surface, the stirring assembly is horizontally and slidably connected to the side wall of the shell, and the outer end of the rotating member is in transmission connection with the stirring assembly.

Inventors

  • LI JIATING

Assignees

  • 宁波亿柏儿童用品有限公司

Dates

Publication Date
20260508
Application Date
20250610

Claims (10)

  1. 1. The electric pencil sharpener capable of adjusting the cutting thickness of a pencil point comprises a shell (1), a cutting component (2) and a driving component (3), wherein the cutting component (2) is connected to the inner side of the upper portion of the shell (1), the driving component (3) is connected to the inner side of the lower portion of the shell (1), the cutting component (2) is in transmission connection with the driving component (3), the electric pencil sharpener is characterized by further comprising a limiting block (4), a push rod (5), a rotating piece (6) and a poking component (7), the limiting block (4) is connected to the cutting component (2) in a sliding manner and used for propping against the pencil point of a pencil (8), the push rod (5) is coaxially and axially movably penetrating into the output end of the driving component (3), the rotating piece (6) is horizontally and rotatably connected to the inner side of the shell (1), the top surface of the inner end of the rotating piece (6) forms a bevel (61), the upper end of the push rod (5) is propped against the lower end surface of the limiting block (4), the lower end of the push rod (5) is propped against the bevel (61) and the poking component (7) is reliably connected to the side wall of the shell (1) in a sliding manner, when the poking component (7) is poked to enable the poking component (7) to drive the rotating component (6) to rotate, the lower end of the ejector rod (5) slides along the inclined plane (61) and controls the vertical position of the limiting block (4) to limit the stroke of the pencil (8) which can be inserted into the cutting component (2).
  2. 2. The electric pencil sharpener capable of adjusting the cutting thickness of the pencil point according to claim 1, wherein the cutting assembly (2) comprises a cutter holder (21) and a hob cutter (22), the upper end and the lower end of the cutter holder (21) are rotationally connected with the shell (1), the lower end of the cutter holder (21) is matched, inserted and in transmission connection with the output end of the driving assembly (3), the hob cutter (22) is rotationally connected to one side of the cutter holder (21), meshing teeth are circumferentially arranged on the outer wall of the upper end of the hob cutter (22), a toothed ring part (11) is circumferentially arranged on the inner side wall of the shell (1), the meshing teeth are meshed with the toothed ring part (11), and the limiting block (4) is slidably connected to the cutter holder (21).
  3. 3. The electric pencil sharpener capable of adjusting pencil point cutting thickness according to claim 2, wherein a chute (211) is vertically arranged on the pencil rest (21), the limiting block (4) is slidably connected in the chute (211), a guide rod (23) is further arranged in the chute (211), the axis of the guide rod (23) is parallel to the axis of the hob (22), two ends of the guide rod (23) are tightly inserted with the pencil rest (21) in a matched mode, and the limiting block (4) is sleeved outside the guide rod (23) and can slide relative to the guide rod (23) along the axial direction of the guide rod (23).
  4. 4. An electric pencil sharpener with adjustable pencil point cutting thickness according to claim 2 or 3, characterized in that the driving assembly (3) comprises a motor (31), a driving gear (32), a reduction gear set (33) and an output gear (34), the motor (31) is fixed on the inner side of the shell (1), the driving gear (32) is coaxially fixed on a driving shaft of the motor (31), the reduction gear set (33) and the output gear (34) are both rotationally connected with the shell (1), the output gear (34) is in transmission connection with the driving gear (32) through the reduction gear set (33), a plug-in post (341) is coaxially arranged at the upper end of the output gear (34), the plug-in post (341) forms an output end of the driving assembly (3), the plug-in post (341) is matched with the lower end of the knife rest (21) and is circumferentially limited, and the ejector rod (5) is coaxially and axially movably arranged in the output gear (34).
  5. 5. The electric pencil sharpener capable of adjusting the cutting thickness of the pencil point according to claim 1, wherein a shaft hole (62) is formed in the middle of the rotary piece (6), a supporting shaft (12) is vertically arranged in the shell (1), the shaft hole (62) is sleeved on the outer portion of the supporting shaft (12) so that the rotary piece (6) is in rotating fit with the supporting shaft (12), a plurality of supporting ribs (121) are circumferentially arranged on the outer wall of the supporting shaft (12), a screw is connected to the lower end of the supporting shaft (12), and the upper end face and the lower end face of the rotary piece (6) are respectively abutted against the supporting ribs (121) and the screw so as to limit the axial directions of the rotary piece (6) and the supporting shaft (12).
  6. 6. The electric pencil sharpener capable of adjusting the cutting thickness of the pencil point according to claim 1 or 5, wherein the poking assembly (7) comprises a transmission member (71) and poking blocks (72), the transmission member (71) and the poking blocks (72) are respectively arranged on the inner side and the outer side of the shell (1), the poking blocks (72) are connected to the outer end portion of the transmission member (71) and are horizontally and slidably connected with the shell (1), the inner end portion of the transmission member (71) is in transmission connection with the outer end portion of the rotating member (6), and when the poking blocks (72) are horizontally poked, the transmission member (71) is used for driving the rotating member (6) to rotate.
  7. 7. The electric pencil sharpener with adjustable pencil point cutting thickness as set forth in claim 6, wherein the side wall of the housing (1) is horizontally provided with a sliding hole (13), the inner wall of the poking block (72) is provided with a pair of hooks (721), the hooks (721) are arranged in the sliding hole (13) in a penetrating manner and are horizontally and slidably connected with the sliding hole (13), the outer end part of the transmission member (71) is provided with a clamping hole (711), and the hooks (721) are matched and clamped with the clamping hole (711) to lock the poking block (72) and the transmission member (71).
  8. 8. The electric pencil sharpener of claim 6, wherein the inner end of the driving member (71) is provided with an open slot (712), the outer end of the rotating member (6) is vertically provided with a stand column (63), the stand column (63) is inserted into the open slot (712) and is attached to the inner wall of the open slot (712), and the stand column (63) is movably connected with the open slot (712).
  9. 9. The electric pencil sharpener with adjustable pencil point cutting thickness of claim 6, wherein the top of the transmission member (71) is provided with a limiting snap (713), a plurality of limiting grooves (14) which are distributed at intervals along the moving direction of the transmission member (71) are arranged in the shell (1), and when the driving member (71) is driven by the poking block (72) to move, the free end of the limiting snap (713) is used for switching back and forth among the plurality of limiting grooves (14) and finally jogged with one of the limiting grooves (14) to lock the poking assembly (7).
  10. 10. The electric pencil sharpener of claim 6, wherein the outer end surface of the driving member (71) forms an arc surface (714) for fitting with the inner side wall of the housing (1).

Description

Electric pencil sharpener capable of adjusting pencil point cutting thickness Technical Field The utility model relates to the technical field of electric pencils, in particular to an electric pencils with adjustable cutting thickness of a penpoint. Background The electric pencil sharpener mainly comprises a shell, a cutting assembly and a driving assembly, wherein the cutting assembly and the driving assembly are connected in the shell, the cutting assembly is in transmission connection with the driving assembly, a button for controlling the driving assembly to be powered on and off is further arranged on the side wall of the shell, when a pencil is inserted into the cutting assembly through a jack in the shell, and when the button is pressed down, the driving assembly can drive the cutting assembly to cut the pencil, after the pencil is cut, the button is released, the driving assembly can stop driving the cutting assembly, and then the cut pencil can be pulled out of the cutting assembly. Disclosure of Invention The utility model aims to solve the technical problem of providing an electric pencil sharpener capable of adjusting the cutting thickness of a pencil point, which can cut the pencil point of a pencil to a required thickness state according to the requirements of a user, so that the electric pencil sharpener has the advantages of multiple functions and good use flexibility. The utility model provides an electric pencil sharpener capable of adjusting the sharpening thickness of a pencil point, which comprises a shell, a cutting assembly and a driving assembly, wherein the cutting assembly is connected to the inner side of the upper part of the shell, the driving assembly is connected to the inner side of the lower part of the shell, the cutting assembly is in transmission connection with the driving assembly, the electric pencil sharpener further comprises a limiting block, a push rod, a rotating member and a stirring assembly, the limiting block is connected to the cutting assembly in a sliding manner and is used for propping against the pencil point of a pencil, the push rod is coaxially and axially movably arranged in the output end of the driving assembly in a penetrating manner, the rotating member is horizontally and rotatably connected to the inner side of the shell, the top surface of the inner end of the rotating member forms an inclined surface, the upper end of the push rod is propped against the lower end of the limiting block, the lower end of the push rod is propped against the inclined surface, the stirring assembly is horizontally and slidably connected to the side wall of the shell, the outer end of the rotating member is in transmission connection with the stirring assembly, and when the stirring assembly is stirred to enable the stirring assembly to drive the rotating member to rotate, the lower end of the push rod slides along the inclined surface and controls the vertical position of the limiting block to limit the stroke of the pencil which can be inserted into the cutting assembly. According to the pencil sharpener, after the structure is adopted, when the poking assembly is poked, the poking assembly can drive the rotating member to rotate, when the rotating member rotates to one side so that the lower end of the ejector rod slides along the inclined plane from high to low, the limiting block and the ejector rod can move downwards under the pushing action of the pencil nib in the process of inserting the pencil nib into the cutting assembly, at the moment, the stroke of inserting the pencil nib into the cutting assembly can be increased, so that the pencil nib is cut more finely, when the rotating member rotates to the other side so that the lower end of the ejector rod slides along the inclined plane from low to high, the limiting block and the ejector rod can move upwards, at the moment, the stroke of inserting the pencil nib into the cutting assembly can be reduced, and therefore the pencil nib can be cut more coarsely, namely the pencil nib can be cut to a required thickness state according to the requirements of a user, and the pencil sharpener has the advantages of multiple functions and good use flexibility. In one possible implementation, the cutting assembly comprises a cutter frame and a hob, wherein the upper end and the lower end of the cutter frame are rotationally connected with the shell, the lower end of the cutter frame is matched, spliced and in transmission connection with the output end of the driving assembly, the hob is rotationally connected to one side of the cutter frame, meshing teeth are circumferentially arranged on the outer wall of the upper end of the hob, a toothed ring part is circumferentially arranged on the inner side wall of the shell, the meshing teeth are meshed with the toothed ring part, a limiting block is slidingly connected to the cutter frame, and when the driving assembly drives the cutter frame to rotate relative to the shell a