KR20030073589A - A Forming Apparatus of a Make-up Brush Case - Google Patents

Abstract

PURPOSE: A forming apparatus of case for cosmetic brush is provided to improve external appearance and quality of product by forming a zonal stripe bent along vertical direction on the outer surface of an artifact formed in a cylinder shape through drawing process. CONSTITUTION: The forming apparatus of case for cosmetic brush comprises a piston(10) which has a certain stroke distance and is reciprocated up and down; a horizontal rotation means for converting vertical straight line motion of the piston(10) into forward and reverse horizontal rotational motions; a mold(30) which is forward and reverse horizontally rotated by the horizontal rotation means and processed in a polygonal face as the upper circumferential surface of vertical hole formed on a central part of the mold(30) is being more narrowly swelled than a lower part of the mold(30); a plurality of guide posts(40) vertically erected with the mold(30) being positioned in the middle of the plurality of guide posts(40); an operating plate(50) which is assembled in such a way that the operating plate(50) is ascended or descended along the guide posts(40), on the center of which a through hole(51) is formed, and at the lower part of which a guide holder is installed, wherein position of the guide holder is fixed by inserting an upper plate part of the artifact having a hollow cap part into the guide holder; and a punch(60) which is connected to the piston(10), which forcibly pushes the hollow cap part of the artifact into the vertical hole of the mold(30) horizontally rotated as descending the operating plate(50) and artifact after the punch is being inserted into the hollow cap part of the artifact by passing through the through hole(51) of the operating plate(50) after it is being descended along with the piston(10), and which is ascended or descended along with the operating plate(50) and artifact according to ascending and descending of the piston(10).

Description

A Forming Apparatus of a Make-up Brush Case

The present invention relates to an apparatus for molding a case used as a handle or a cap of a color cosmetic brush, and in particular, a band-shaped stripe that bends along the vertical direction on an outer surface of a workpiece that is formed into a cylinder through a drawing process. It relates to a molding apparatus of a cosmetic brush case for improving the appearance and quality of the product by molding.

As is well known, a cosmetic brush is a tool used when applying cosmetics such as rouge, powder or eye shadow and applying it around the lips, cheeks or eyes.

A general cosmetic brush has a structure in which a brush is mounted on a lower portion of a handle and a cap is placed on the outside of the brush. The handle and the cap constitute a kind of brush case, and it is no exaggeration to say that such cosmetics are determined by consumer preference in the design of the case.

Conventional cosmetic brush case is a mainstream products formed in a cylindrical shape of the smooth outer surface, these products have a disadvantage that can not meet the aesthetic needs of consumers due to the monotonous atmosphere.

Recently, in order to eliminate the monotonous feeling of the cosmetic brush case manufactured in a cylindrical shape, the finished product in the last step of the drawing process of the press in the domestic utility model registration No. 0187521 and domestic patent publication No. 2000 -0054471 Disclosed is a molding apparatus for engraving a plurality of spiral strip shapes on the outer circumferential surface of the apparatus.

These prior art forms a plurality of inclined protrusions of a predetermined angle on the circumferential surface of the hollow part of the mold, and provides a molding apparatus having a configuration in which the bearing is mounted on the upper and lower ends of the mold so as to rotate freely.

Such a molding apparatus inserts a case into a rod mounted on a press and presses the case downward while forcibly inserting the case into the hollow part of the mold. While rotating automatically, a number of bone-shaped spiral lines by inclined protrusions are engraved on the outer circumferential surface of the case.

However, such a molding apparatus according to the prior art does not have a means for arbitrarily controlling the rotation of the mold, so that the spiral line in the bone shape is engraved depending on the natural rotation by the frictional force between the inclined protrusion and the case. However, there was a limit to the formation of a simple spiral line that is inclined uniformly along one direction.

In addition, due to the operation principle of the molding apparatus, as the case enters into the hollow part of the mold, the mold must be smoothly rotated at a regular angle to obtain a desired product, but in reality, the mold may or may not rotate irregularly. There was a problem that the defective product bunches.

Accordingly, the present invention has been made to solve the problems of the prior art as described above, by making it possible to process the stripes changing in a smooth curve on the outer surface of the cosmetic brush case, thereby improving the appearance and quality of the product It is an object of the present invention to provide a molding apparatus for a cosmetic brush case for giving.

Another object of the present invention is to provide a molding apparatus of a cosmetic brush case capable of producing various products as well as minimizing the defective rate of the product by providing a rotation control means of the mold.

1 is a perspective view showing a molding apparatus of a cosmetic brush case according to the present invention

Figure 2 is a front view showing a molding apparatus of a cosmetic brush case according to the present invention

Figure 3 is a plan sectional view of the cam mounting portion according to the molding apparatus of the present invention

Figure 4a is a front view showing a first modification of the cam according to the molding apparatus of the present invention

FIG. 4B is a front view of the workpiece processed using the cam of FIG. 4A

Figure 5a is a front view showing a second modification of the cam according to the molding apparatus of the present invention

FIG. 5B is a front view of the workpiece manufactured by using the cam of FIG. 5A

Figure 6a is a front view showing a third modification of the cam according to the molding apparatus of the present invention

FIG. 6B is a front view of the workpiece processed using the cam of FIG. 6A

7 is a cross-sectional plan view of a rack gear installation unit according to the molding apparatus of the present invention.

8 and 9 are a front sectional view and a plan view of a mold according to the molding apparatus of the present invention

10 and 11 are one side cross-sectional view and a front cross-sectional view of the operating plate mounting portion according to the molding apparatus of the present invention.

Figure 12 is a product applied to the processed product processed by the present invention using a cosmetic brush case

<Description of the symbols for the main parts of the drawings>

10: piston 11: connecting rod 20: cam

20a: inclined portion 20b: vertical portion 21: roller

22: rack gear 23: tension spring 24: pinion gear

25: vertical rail 26: fixed rail 27: horizontal rail

28: bracket 29: bearing 30: mold

31: vertical hole 32: upper peripheral surface 40: guide post

41: elastic spring 50: operating plate 51: through hole

52: guide holder 60: punch 70: stand

100: processed product 101: stripe 102: hollow cap part

103: top plate A: brush B: handle portion

C: Lid

Molding apparatus of the cosmetic brush case of the present invention for achieving the above object, the piston having a constant stroke and reciprocating up and down; Horizontal rotation means for converting the up-and-down linear motion of the piston into a forward and backward horizontal rotational motion; A mold which is vertically and horizontally rotated by the horizontal rotating means, the upper peripheral surface of the vertical hole formed in the center portion is narrower than the lower portion, and is processed into multiple surfaces; A plurality of guide posts erected vertically with the mold in the center; An operation plate which is assembled to move up and down along the guide post, the upper and lower through-holes are formed in the center thereof, and a guide holder for inserting and fixing the upper plate portion of the workpiece having the hollow cap portion is installed at the lower portion thereof; The vertical hole of the mold connected to the piston and lowered together with the piston through the through hole of the working plate is inserted into the hollow cap portion of the workpiece, and then horizontally rotating the hollow cap portion of the workpiece while lowering the operating plate and the workpiece. It is forcibly pushed in, punches to move up and down with the working plate and the workpiece in accordance with the lifting and lowering of the piston;

Molding apparatus of the present invention configured as described above is made of a multi-sided surface, such as the upper peripheral surface of the mold and the stripes to be curved in the vertical direction to be molded on the outer surface of the hollow cap portion of the workpiece, the horizontal through means of the mold It can be produced by changing the vertical direction of the stripes to various curves by the rotation control, and since the mold is rotated by artificial control rarely produces a defective product.

Therefore, according to the device of the present invention, it is possible to provide a variety of designs and high-quality cosmetic brush case according to the taste of the consumer.

Hereinafter, with reference to the accompanying drawings in accordance with a preferred embodiment of the present invention will be described in more detail the technical configuration of the present invention.

1 to 11, the molding apparatus according to the present invention includes a piston 10 for reciprocating up and down, a horizontal rotating means for converting a vertical linear movement of the piston 10 into a forward and reverse horizontal rotating motion, and a horizontal rotating means. The mold 30 which is rotated forward and backward by receiving rotational force, the guide posts 40 vertically erected around the outer periphery of the mold 30, and an operation plate 50 assembled to move up and down along the guide post 40. ) And a punch 60 connected to the piston 10 to move up and down.

The piston 10 is mounted on a conventional press machine for drawing a plate-like material, and is controlled to repeat the vertical motion with a constant bottom dead center and top dead center, and a connecting table 11 is installed at the bottom.

Horizontal rotating means is connected to the piston 10, the cam 20 to move up and down together in accordance with the vertical movement of the piston 10, the roller 21 in contact with one side of the cam 20, and As the roller 21 is mounted and the cam 20 descends, the rack gear 22 linearly moves to one side as the cam 21 is pushed to one side, and the rack gear 22 is connected to the other side of the rack gear 22. Tension spring 23 which is extended with restoring force when one side of the rack gear 22 is moved and pulls the rack gear 22 to the other side as the cam 20 moves up and down, and meshes with the rack gear 22. And a pinion gear 24 that rotates horizontally in the forward and reverse directions according to the linear movement to one side or the other side of the rack gear 22.

The cam 20 is vertically reciprocated by a vertical rail 25 whose upper portion is connected to the piston 10 through a connecting rod 11 and vertically mounted to the rear of the base 70 as shown in FIG. 3. Are assembled.

In addition, the cam 20 has at least one inclined portion 20a and at least one vertical portion 20b on which one surface of the cam 21 is in surface contact.

The present invention can express a variety of patterns on the outer surface of the hollow cap portion 102 of the workpiece 100 according to the shape of one side of the cam (20).

For example, in the case of using the cam 20 having one inclined portion 20a as shown in FIG. 4A, a stripe 101 bent in one direction can be formed as shown in FIG. 4B. In the case of using the cam 20 having one inclined portion 20a and one vertical portion 20b as shown in the figure, a stripe 101 may be formed to be vertically bent as shown in FIG. 5B. 6A, when the cam 20 having the vertical portion 20b is provided between the two inclined portions 20a as shown in FIG. 6A, the inclined downwards as shown in FIG. Stripes 101 may be formed. Of course, the present invention can implement a variety of products by deforming to other shapes in addition to the shape of the cam mentioned above.

The roller 21 is rotatably mounted on an upper side of the fixing stand 26 which is integrally built up in the rack gear 22, and is installed in close contact with one side of the cam 20 so that the cam 20 is As it descends, it pushes to one side while rotating to damp the friction.

The rack gear 22 is assembled to horizontally reciprocate on a horizontal rail 27 mounted horizontally along the other side from the upper surface of the base 70 as shown in FIG.

The tension spring 23 is a coil spring, one end of which is fixed to the other end of the rack gear 22, the other end is fixed to the base 70 end of the bracket 28 extending in the other direction It is fixed to the rack gear 22 is extended with a restoring force during the movement of one side of the rack gear 22 is pulled back to the other side by pulling the rack gear 22 in accordance with the lifting of the cam (20).

The pinion gear 24 is fixed to the bearing 29 fixed to the base 70 so that forward and reverse rotation is freely installed. When the pinion gear 24 is engaged with the rack gear 22, the rack gear 22 moves horizontally in one direction. When the rack gear 22 moves to the other side, the rack gear 22 rotates horizontally in the reverse direction.

The mold 30 is mounted to the center portion of the pinion gear 24 so as to be horizontally rotated forward and backward with the pinion gear 24. As shown in Figs. 8 and 9, the mold 30 has a top circumferential surface 32 of the vertical hole 31 formed in the center portion narrower than the lower portion thereof. It is processed into a multi-sided surface, such as a regular 16 sides, so that the stripe 101 along the upper peripheral surface 32 is inscribed on the outer surface of the hollow cap portion 102 of the workpiece 100.

Four guide posts 40 are erected vertically with the mold 30 in the center.

Two guide posts 40 facing diagonally are installed in an elastic spring 41 in a compressed state to serve to elevate the operating plate 50.

The operation plate 50 is supported by the elastic spring 41 and assembled to move up and down along the guide post 40. The elastic spring 41 is lowered by compression of the pressing force of the punch 60. When the pressing pressure is released while the punch 60 moves up and down, the lifting force is raised and lowered by the restoring force of the elastic spring 41.

10 and 11, upper and lower through-holes 51 through which punches 60 pass are formed in the center of the operation plate 50, and guide holders 52 are provided at the lower portion of the workpiece 100. Both edges of the upper plate portion 103 are fitted to be suspended.

The upper part of the punch 60 is connected with the piston 10 with the cam 20 through the connecting rod 11. The punch 60 is inserted into the hollow cap portion 102 of the workpiece 100 after passing through the through hole 51 of the operation plate 50 while descending together as the piston 10 descends. While lowering the 50 and the workpiece 100, the hollow cap 102 of the workpiece 100 is forcibly pushed into the vertical hole 31 of the mold 30, which rotates horizontally, and moves up and down on the outer surface of the hollow cap 102. The stripes 101 that are curved in a direction along the direction are molded and then lifted together with the working plate 50 and the workpiece 100 as the piston 10 is lifted.

Forming apparatus of the present invention configured as described above forms a stripe 101 on the outer surface of the hollow cap portion 102 of the workpiece 100 used as a cosmetic brush case through the following operation.

The molding apparatus of the present invention first selects the punch 60, the mold 30 and the cam 20 according to the size of the hollow cap portion 102 and the shape of the stripe 101 of the workpiece 100 to be molded by connecting the connecting rod 11 ) Is mounted on the vertical rail 25 provided in the lower part of the bottom, the center of the pinion gear 24 and the rear of the base 70.

In this state, as shown in FIG. 11, the workpiece 100 formed to have a plurality of circular hollow cap portions 102 and the upper plate portion 103 is transferred to the lower portion of the operating plate 50 through a drawing process. The upper plate portion of the workpiece 100 is inserted into the guide holder 52 provided, and the center of the first hollow cap portion 102 is positioned directly below the punch 60.

Next, the piston 10 is lowered by the set program, and the cam 20 and the punch 60 are lowered at the same time.

At this time, the descending cam 20 pushes the roller 21 to one side, thereby rotating the pinion gear 24 and the mold 30 in one direction while the rack gear 22 moves to one side, and the rack gear ( The tension spring 23 installed at the other end of 22 is stretched to receive a tension force.

At the same time, the descending punch 60 passes through the through hole 51 of the operation plate 50 and is inserted into the hollow cap portion 102 of the workpiece 100, and then the operating plate 50 and the workpiece 100 are removed. Stripes that are curved in a vertical direction on the outer surface of the hollow cap portion 102 by forcibly pushing the hollow cap portion 102 of the work piece 100 into the vertical hole 31 of the mold 30 rotating horizontally in the forward direction while lowering. Allow 101 to be molded.

After the piston 10 is completely lowered to the set bottom dead center, the piston 10 is immediately lifted, and the cam 20 and the punch 60 are lifted.

As the cam 20 moves up and down, the rack gear 22 is pulled to the other direction by the tension force of the tension spring 23 installed on the other side of the rack gear 22, and the rack gear 22 is moved. The pinion gear 24 and the mold 30 rotate in the reverse direction.

On the other hand, when the punch 60 is raised and lowered while the operating plate 50 is lifted together by the action of the elastic spring 41, the hollow cap 102 of the workpiece 100 is lifted from the vertical hole 31 of the mold 30. Get out.

The molding apparatus of the present invention completes the operation of forming the stripe 101 on the outer surface of one hollow cap portion 102 through a series of such operation process.

Next, while moving the hollow cap portion 102 of the stripe 101 is completed to the other side and the next hollow cap portion 102 is transferred to the lower portion of the punch 60, by repeating the above-described operation process and continuously hollow The stripe 101 is formed on the outer surface of the cap 102.

On the other hand, the hollow cap 102, the stripe 101 is processed as described above cut the upper and lower ends or cut only the end portion of the upper plate 103 side and plating, for example, a cosmetic brush (A) as shown in FIG. ) Is used as a handle (B) or a lid (C) forming a case.

As described above, according to the molding apparatus of the cosmetic brush case according to the present invention, on the outer surface of the cosmetic brush case to process the stripes varying in a smooth curve according to the linear of the cam, cam and rack gears and pinion gears By providing a rotation control means of the mold through, it is possible to produce a variety of products as well as to minimize the defective rate of the product.

Therefore, the present invention greatly improves the appearance and quality of the cosmetic brush product, and has the effect of providing various products that can meet the aesthetic preferences of consumers.

Claims (6)

A piston 10 having a constant stroke and reciprocating up and down; Horizontal rotating means for converting the up and down linear motion of the piston 10 into a forward and backward horizontal rotational motion; A mold 30 which is rotated forward and backward by the horizontal rotating means, the upper peripheral surface 32 of the vertical hole 31 formed in the center portion is narrower than the lower portion, and processed into multiple surfaces; A plurality of guide posts 40 vertically oriented with the mold 30 in the center; Assembled to move up and down along the guide post 40, the upper and lower through-hole 51 is formed in the center, the guide for fixing the position by inserting the upper plate portion 103 of the workpiece 100 having a hollow cap portion 102 An operation plate 50 on which the holder 52 is installed; The operating plate is connected to the piston 10 and is inserted into the hollow cap portion 102 of the workpiece 100 through the through hole 51 of the operating plate 50 while descending together with the piston 10. While forcibly lowering the 50 and the workpiece 100, the hollow cap 102 of the workpiece 100 is forcibly pushed into the vertical hole 31 of the mold 30 to rotate horizontally, and the piston 10 moves up and down. Forming device of the cosmetic brush case, characterized in that consisting of; punch (60) to move up and down with the operating plate (50) and the workpiece (100). According to claim 1, The horizontal rotating means; The cam 20 connected to the piston 10 to move up and down together in accordance with the up and down motion of the piston 10, the roller 21 in contact with one side of the cam 20, and the roller 21. Is mounted and the rack 20 is linearly moved to one side as the cam 20 is pushed down and the roller 21 is pushed to one side, and the rack gear 22 is connected to the other side of the rack gear 22 to be installed. 22, a tension spring 23 which is extended with restoring force and then pulls the rack gear 22 to the other side as the cam 20 moves up and down, and is engaged with the rack gear 22 so as to engage with the rack gear ( 22, and the pinion gear 24 rotates horizontally in the forward and reverse directions according to the linear movement to one side or the other side, and the mold 30 is mounted at the center of the pinion gear 24 to be together with the pinion gear 24. Molding apparatus of a cosmetic brush case characterized in that the horizontal rotation to the forward and reverse. 3. The cosmetic brush of claim 2, wherein at least one inclined portion 20a and at least one vertical portion 20b on which the roller 21 is in surface contact are formed on one side of the cam 20. Molding apparatus of the case. The case forming apparatus of claim 2, wherein the cam (20) is assembled to vertically reciprocate on a vertical rail (25) mounted vertically to a rear portion of the base (70). The method of claim 2, wherein the rack gear 22 of the cosmetic brush case, characterized in that assembled to the horizontal reciprocating a horizontal rail 27 mounted horizontally along the other side from the upper surface of the base 70 Molding apparatus. 3. The apparatus according to claim 2, wherein the pinion gear (24) is fixed to a bearing (29) fixed to the base (70) so that forward and reverse rotation is free.