A pencil sharpener is disclosed. The pencil sharpener comprises: a housing part which has an accommodation space thereinside with an open portion formed on one side thereof, and in which a first coupling member is formed on an inner side surface thereof; and a pencil sharpening part which is inserted into the accommodation space of the housing part, has a second coupling member corresponding to the first coupling member formed on an outer side surface thereof, and has a knife blade part thereinside, wherein a pencil, which is inserted into the pencil sharpening part, is sharpened by the knife blade part as at least one area of the pencil sharpening part is rotated by the first coupling member and the second coupling member as a pencil, which is inserted into the pencil sharpening part, makes a straight-line motion in the lengthwise direction of the housing part.

A pencil sharpener having a flexible storage cover, comprising a pencil sharpener main body portion (2). The main body portion (2) comprises a base (22) and a blade (26) accommodated in the base (22). The blade (26) is provided with an insertion hole for insertion of a pencil. The base (22) is provided with a base portion (23). The top of the base portion (23) is provided with at least one hole (2312) corresponding to the insertion hole. The pencil sharpener further comprises a flexible storage portion (3) that can be bonded to the base portion (23) or detached from the base portion (23) and used for storing pencil debris. The flexible storage portion (3) comprises a fixing portion (31) and a flexible storage cover (33) bonded to the fixing portion (31). The fixing portion (31) can be bonded to or detached from the base portion (23).

A pencil sharpener having a flexible storage cover, comprising a pencil sharpener main body portion (2). The main body portion (2) comprises a base (22) and a blade (26) accommodated in the base (22). The blade (26) is provided with an insertion hole for insertion of a pencil. The base (22) is provided with a base portion (23). The top of the base portion (23) is provided with at least one hole (2312) corresponding to the insertion hole. The pencil sharpener further comprises a flexible storage portion (3) that can be bonded to the base portion (23) or detached from the base portion (23) and used for storing pencil debris. The flexible storage portion (3) comprises a fixing portion (31) and a flexible storage cover (33) bonded to the fixing portion (31). The fixing portion (31) can be bonded to or detached from the base portion (23).

The sharpener includes a main body into which the tip portion of the pencil is inserted, and a blade portion installed inside the main body. The tip portion of the pencil is inserted into the main body, and a guide hole for guiding the tip portion of the inserted pencil to the blade portion is formed in the main body. The pencil slides in the guide hole in an axial direction, and the blade portion sharpens the tip portion of the pencil along a plane inclined with respect to the axial direction.

A combination pencil sharpening and flashlight device includes an outer shell, a battery, a motor, a cutter head, a top cover, a flashlight head, a pair of switches (one for running the motor and the other for turning the flashlight on and off), a charging port, a charger, a battery meter, and a metal file for sharpening pencil lead to a point. The flashlight head preferably comprises light emitting diodes

The sharpener includes a main body into which the tip portion of the pencil is inserted, and a blade portion installed inside the main body. The tip portion of the pencil is inserted into the main body, and a guide hole for guiding the tip portion of the inserted pencil to the blade portion is formed in the main body. The pencil slides in the guide hole in an axial direction, and the blade portion sharpens the tip portion of the pencil along a plane inclined with respect to the axial direction.