JPH0233686Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Technical Field of the Invention) The present invention relates to an electric nail polishing machine, and in particular, an electric nail polishing machine that includes a reciprocating nail surface polishing section and a rotating toe polishing wheel. Regarding the structure of the polishing machine.

(Background of the invention) As an electric nail polishing machine equipped with a reciprocating polishing section and a rotary polishing wheel, the U.S. Patent No.
A technique disclosed in No. 3240966 is known. In this device, an abrasive part is inserted into the tip of a drive shaft, and the shaft is driven by a motor through a cam part to cause the abrasive part to reciprocate and polish the surface of the nail with its lower surface. In addition, a polishing wheel is connected to the rotating shaft driven by the motor, and the nails are also polished by the approximately hemispherical outer surface of the polishing wheel. However, since the abrasive wheel has a structure that protrudes upward from the top surface of the main body case, it is easily damaged by being hit by objects, etc., and it is also easy to get injured by touching it with hands. When brushing your nails, this has caused various problems in use, such as having to remove it from the main case because it gets in the way of holding the main case. In addition, since the polished part inserted into the tip of the drive shaft is completely exposed, it can be easily damaged by objects, etc., and can easily attract dirt and dust, making it difficult to use and store. There was a problem.

(Purpose and Overview) The present invention has been developed in view of the above circumstances, and the present invention allows a polishing wheel driven by a motor to be advantageously disposed so as not to interfere with use or storage. To provide an electric nail polishing machine capable of preventing damage caused by hitting the part or polishing wheel with objects, etc. To this end, the present invention consists of a main body case that also serves as a grip and a cover extending from the main body, and a motor in the main body that converts the rotational motion of the motor into reciprocating motion. A reciprocating drive unit is housed therein, and a polishing unit that is driven reciprocally by the reciprocating drive unit is attached to the lower part of the cover. A polishing wheel driven by the motor is disposed at the front lower part of the main body, and the polishing wheel is exposed to an escape space provided below the connection between the main body and the cover. be. With this configuration, the polishing wheel does not get in the way when holding the main body that also serves as a grip, and the polishing part and the polishing wheel are protected by the upper cover, so that objects cannot be kept on them. This is intended to improve usability and storage by preventing damage from being hit and preventing dust from adhering to it.

(Example) Next, an example of the present invention will be described with reference to the drawings.

In FIGS. 1 and 2, 1 is a main body case, and the main body case 1 includes a cylindrical main body 2 that also serves as a grip, and a cylindrical main body 2 that extends slightly bent upward from the front part of the main body 2. It consists of a tapered cover part 3 that extends outward, and a polishing unit 4 is attached to the lower part of the cover part 3. Reference numerals 15 and 16 denote a power supply section comprised of a power supply battery housed in the main body section 2, and a motor. Reference numeral 10 denotes a reciprocating drive unit that converts the rotational motion of the motor 16 housed in the front part of the main body 2 into reciprocating motion.
This drive unit 10 is constructed by integrally mounting a rubber roller 9, a cam 11, and a gear 12 on a rotating shaft 7 attached to a frame 13 having a U-shaped cross section. The gear 12 meshes with a gear 8 driven by a motor 16, and rotates when a slide switch button 14 mounted on the main body 2 is operated. 29
is a conductive plate that slides integrally with the button 14. Reference numeral 18 denotes a drive shaft made of a flexible material such as flexible synthetic resin, and includes a rear end ring portion 2.
0 is fitted onto the cam 11.

The polishing surface 37 of the polishing portion 23 is inclined upward at an angle θ, and an escape space T is secured below the connection between the main body portion 2 and the cover portion 3. By slanting the polishing surface 37 in this way, it is easy to press the main body 2 against the surface of the claw a while holding it, and it is also easy to secure the escape space T. 30 is a polishing wheel pivotally attached to the front lower part of the main body 2,
It is in sliding contact with the rubber roller 9, and the front part thereof exposes the escape space T.

In FIG. 3, reference numeral 21 denotes a fixed board made of a hard material that is attached to the lower part of the cover part 3. A rib 24 is protruded from the upper surface of the board 21, and an enlarged upper end of the projection 24 is provided. By fitting 24a between the two wire rods 25, 25 attached to the cover part 3, the substrate 21 is detachably attached to the lower part of the cover part 3. Reference numeral 26 denotes a positioning rib, which is fitted into the tip groove portion 28 of the cover portion 3. The polishing unit 4 is comprised of a base portion 22 attached to the lower part of a fixed substrate 21, and a polishing portion 23 detachably attached to the lower part of the base portion 22. The base portion 22 is mainly composed of an oblong plate 31 made of a hard material. Reference numeral 33 denotes two locking claws protruding from the front and rear sides of the upper surface thereof, which are connected to the two openings 27 and 27 formed in the fixed base plate 21.
It is engaged with a receiving portion 38 formed in the. Opening 2
The lengths of the locking claws 7 and 27 in the front and back direction are longer than that of the locking claws 33, so that the locking claws 33 are connected to the openings 27 and 27.
27, the base portion 22 can slide in the front-rear direction, and the sliding movement is caused by the above-mentioned receiving portion 38.
be guided by. Reference numeral 34 denotes a locking portion protruding from the rear of the plate body 31, and the protrusion 19 of the drive shaft 18 is engaged in a recess 34a of the locking portion 34 exposed from the rear opening 27. . 45 is a rib that comes into contact with the substrate 21.

The polishing section 23 has an oblong substrate 35 made of a hard material.
The lower surface is coated with an abrasive material to form an abrasive surface 37, and the front and rear end surfaces have circular curved surfaces 2 to make it easier to crush the cuticle.
3a, 23a. Reference numeral 39 denotes a locking pawl formed on both sides of the abrasive part 23, and numeral 40 denotes a protrusion protruding from the center of the upper surface of the abrasive part 23. Thick part 41
It is removably attached to the lower part of the base part 22 by elastically fitting into a recess 42 formed in the center of the lower surface. This polishing part 23 is symmetrical in the front and back, and can be mounted on the base part 22 with the front and rear directions reversed.

This electric nail polishing machine has the above-described configuration, and when the main body part 2 is held and the switch button 14 is operated, the drive part 10 is moved through the drive shaft 18.
The abrasive part 23 connected to reciprocates in the front and back direction,
The polishing portion 37 can polish the surface of the claw a. Furthermore, the tip of the reciprocating abrasive part 23 can crush the liner b at the proximal end of the claw a (fourth
(see figure). Also, the motor 16 is connected via the rubber roller 9.
The toe can be polished by the polishing wheel 30 which is driven and rotated by. In this case, since the polishing part 30 is disposed in the escape space T and the cover part 3 is bent upward, the cover part 3 does not get in the way when polishing the toe.

The present invention is not limited to the above-mentioned embodiment, and various design changes are possible. For example, a polishing wheel 31 having a substantially hemispherical outer surface 31a as shown in FIG. 5 may be used as the polishing wheel. With this, not only the tip of the toe but also the surface of the claw a may be ground. In this case, the outer surface 31a is preferably made into a rough surface for rough scratching.

(Effect of the invention) As explained above, the electric nail polishing machine according to the invention has a structure in which the polishing teeth 30 are disposed in the relief space T secured below the connection between the main body part 2 and the cover part 3. Therefore, the polished teeth 30 do not get in the way during use or storage, and are in a position protected by the main body 2 and cover 3, so they can be prevented from being damaged by objects hitting them. It can be prevented. Furthermore, since the polishing section 23 is also protected by the cover section 3, it is less likely to be damaged by objects or the like, and dirt and dust are less likely to adhere thereto.

[Brief explanation of the drawing]

The figure shows an embodiment of the present invention.
The figure is a perspective view of an electric nail polisher, Figure 2 is a sectional view, Figure 3 is a partially exploded view, Figure 4 is a side view of the electric nail polisher in use, and Figure 5 is a partial side view of another embodiment of the present invention. It is a diagram. DESCRIPTION OF SYMBOLS 1... Main body case, 2... Main body part, 3... Cover part, 16... Motor, 10... Reciprocating drive part, 23
...Grinding section, 30, 31...Grinding wheel, T...Escape space section.

Claims (1)

[Scope of utility model registration request] The main body case 1 is composed of a main body part 2 which also serves as a grip part, and a cover part 3 extending from the main body part 2,
A motor 16 and a reciprocating drive section 10 that converts the rotational motion of the motor 16 into reciprocating motion are housed in the main body section 2, and a polishing section 23 that is driven reciprocally by the reciprocating drive section 10 is installed in the lower part of the cover section 3. At the same time, a polishing wheel 30 driven by the motor 16 is disposed at the front lower part of the main body 2.
0 is exposed in an escape space T secured below the connection between the main body part 2 and the cover part 3.