Hair Curler And Its Manufacturing Method

75 2021.12.01

In the hair curler in this article, the outer edges of the two ends (24A) of the cover sheet (24) are exposed from the outer sides of a pair of hair-clamping parts (20), and the outer edges of the two ends (24A) are buried A pair of hair-clamping parts (20) are fixed, so that it can be confirmed by visual inspection whether the outer edge is well fixed. The method of manufacturing the hair curler of the present invention is that when the clip frame (19) is injection-molded, the outer side of a pair of hair clip parts (20) are integrally formed to embed the protruding strip part on the outer edge side of the cover sheet (24) (33), and then cut off the protruding strip part (33), together with the outer edge side of the cover sheet (24) embedded in the protruding strip part (33), from the pair of hair clip parts (20).

The structure of a curling iron:

  1. A hair curler, comprising a roll body (11) and a rectangular frame-shaped clip frame (19)’, the latter has a pair of hair clip parts (20), which can clamp the roll body from both sides in the radial direction (11), the clip frame (19) is detachably fastened to the axial ends of the roll body (11), and a flexible cover sheet (24) is arranged between the hair clip part (20). The cover sheet is rolled along The full length of the cylinder (11) covers approximately half a circle of its outer circumference, and the two ends (24A) of the cover sheet (24) are inserted and embedded in a pair of hair-clamping parts ( 20), characterized in that the two ends (24A) of the cover sheet (24) are embedded and fixed in the pair of hair clip parts 20, and the outer edges of the two ends (24A) are from the hair clip part (20) The outer side is exposed.
  2. The hair curler according to point 1, wherein the cover sheet (24) is formed by knitting silk threads made of flexible material into a mesh.
  3. The hair curler according to point 1, wherein the cover sheet (24) is made of a material with a higher melting point than that of the material constituting the clip frame (19).
  4. The hair curler as described in point 1, wherein the two ends (24A) of the cover sheet (24) are embedded in the thickness direction of the hair clip part (20), and the inner side of the cover sheet (24) is embedded from a pair of hair clip parts (20). ) Approximately the center of the width of the opposite inner side protrudes inward in the thickness direction.
  5. A method for manufacturing a hair curler, which has a roller body (11) and a rectangular frame-shaped clip frame (19), the latter has a pair of hair clip parts (20), which can be clipped from both sides in the radial direction The clamping frame (19) that holds the reel body (11) is detachably fastened to the axial ends of the reel body (11), and a flexible cover sheet (24) is arranged between the hair-clamping portions (20) , The cover sheet covers about half a circle of the outer circumference along the full length of the roll body (11), and the two ends (24A) of the cover sheet (24) are inserted and embedded in a pair of fixing frames (19). The hair clip part (20) is characterized in that when the clip frame (19) is injection molded, the outer edge side of the cover sheet (24) is integrally formed on the outer sides of the pair of hair clip parts (20) The protruding strip portion (33), and then, the protruding strip portion (33), together with the outer edge side of the cover sheet (24) embedded in the protruding strip portion (33), are cut from the pair of hair-clamping portions (20) Down.
  6. The method for manufacturing a hair curler as described in point 5, wherein the cover sheet (24) is formed by knitting silk threads made of flexible material into a mesh.
  7. The method for manufacturing a hair curler as described in point 5, wherein the cover sheet (24) is made of a material with a higher melting point than that of the material constituting the clip frame (19).
  8. The method of manufacturing a hair curler according to claim 5, wherein the two ends (24A) of the cover sheet (24) are embedded relative to the thickness direction of the hair clip part (20), and the inner side is from a pair of hair clips The portion (20) protrudes inward in the thickness direction with respect to approximately the center of the width of the inner side surface.
  9. The method for manufacturing a hair curler as described in point 5, wherein the clip frame (19) is a synthetic resin molding material melted by heating, injected under pressure through the runner (30), and filled in the metal mold (27) (28) The middle cavity (29) is formed after being molded and taken out.
  10. The method of manufacturing a hair curler as described in point 9, wherein one of the metal molds (27) is provided with a semicircular convex portion (31), and the other full mold (28) is provided with a corresponding convex portion (31) The concave part (32) of the dies, and the concave part (34) for forming the protruding strip part is provided between all the molds (27) (28), and the protruding strip part (33) can be formed integrally with a pair of hair-clamping parts (20), and A recess (35) is provided between the metal molds (27) (28) for inserting and holding the cover sheet (25).
  11. The method of manufacturing a hair curler as described in point 10, wherein when the recess (35) is injection-molded, a gap is formed between the metal molds (27) (28), and the cover sheet (24) is press-clamped on the metal mold (27 ( 28), but does not cause the molten resin to flow out from the recessed portion (34) for forming the ridge portion.
  12. The hair curler manufacturing method as described in point 5, wherein when the clip frame (19) is formed, the covering material (36) used to form the cover sheet (24) is passed between the metal molds (27) (28) The cavity (29) and the recess (35), the end of the material 36 is pressed and tied to one of the metal molds (28), and then the supporting molds (27) (28) are closed, and the cover sheet material (36) It is pressed into an arc shape.

Hair curling device and its making method:

The traditional hair curler, as shown in Figures 16 and 17, has a roll body 1 and a rectangular frame-shaped clip frame 3, and a pair of hair clip parts 2 that can clamp the roll body 1 from both sides in the radial direction, and the clip frame 3 can be used. It is detachably engaged with the axial ends of the roll body 1, and a flexible cover sheet 4 is provided between the hair-pinning parts 2, 2, which can cover approximately half a circle of the outer circumference of the roll body 1. The two ends 4A of 4 are respectively inserted into the pair of hair-clamping parts 2 of the clip frame 3, and are embedded and fixed on it.

However, when this type of hair curler is inserted into the clip frame 3, the two ends 4A of the cover sheet 4 may come out of the pair of hair clip parts 2 of the clip frame 3. Therefore, the two ends 4A may not be well embedded Fixed on the clip frame 3. Whether the two ends 4A of the cover sheet 4 on the traditional hair curler are well embedded and fixed on the pair of hair clip parts 2 of the clip frame 3 is not easy to determine by visual inspection. Therefore, it is difficult and troublesome to judge the quality of the hair curler. .
In addition, in order to ensure that both ends 4A are embedded and fixed to the clip frame 3, when the clip frame 3 is inserted and molded, as shown in Fig. 18, the outer edge sides of the both ends 4A are separated from the pair of hair clip parts 2, 2 The outer surface of the hair clip part 2 protrudes outward, and the ends 4A are buried in the hair clip part 2. Because the cover sheet 4 is flexible, it is not easy to cut off the outer edge side of the both ends 4A protruding outward from the outer face of the hair clip part 2. .
Therefore, the purpose of the present hair curler is to make it possible to confirm whether the cover is well embedded and fixed only by visual inspection when the two ends of the cover sheet are respectively inserted and formed in the pair of hair clip parts of the clip frame. Another purpose is to make the outer side edge of the cover sheet protruding outward from the outer side of the hair clip part to be easily cut and to make it beautiful.

In order to achieve the above purpose, the hair curler in this article includes a roller body and a rectangular frame-shaped clip frame. The latter has a pair of hair-clamping parts that can clamp the roller body from both sides in the radial direction. The clip frame is detachably fastened Fitted to the axial ends of the roll body, a flexible cover sheet is provided between the hair-clamping parts, and the cover sheet covers about half a circle of the outer circumference of the roll body 11 along the full length of the roll body 11. The ends are respectively inserted and embedded in a pair of hair-clamping parts fixed to the molding clip frame. The feature is that the two ends 24A of the cover sheet are externally fixed and fixed in the pair of hair-clamping parts, and the outer edges of the two ends are from The outer surface of the hair clip is exposed.

According to the method of manufacturing a hair curler herein, the hair curler includes a roller body and a rectangular frame-shaped clip frame. The latter has a pair of hair clip parts that can clamp the roller body from both sides in the radial direction, and the clip frame is freely detachable. Attached to the axial ends of the reel body, a flexible cover sheet is arranged between the hair-clamping parts, and the cover sheet covers about half a circle of the outer circumference of the reel body along the full length of the reel body. The ends are respectively inserted and embedded in a pair of hair clip parts of the molding clip frame. The method is characterized in that, when the clip frame is injection molded, the cover sheet is integrally formed and embedded on the outer sides of the pair of hair clip parts The protruding strip part of the outer end side edge of the protruding strip part, and then the protruding strip part, together with the outer end edge side of the cover sheet embedded in the protruding strip part, are cut off from a pair of hair clip parts.

Therefore, when the clip frame is formed, the cover piece is set in the subordinate mold in advance, and the clip frame is injection molded. At this time, on the outer side surfaces of the pair of hair-clamping portions, a protruding strip portion is formed as a whole to bury the outer edge side of the cover sheet. Then, the protruding strip part, together with the outer edge side of the cover sheet buried in the protruding strip part, are cut off from the pair of hair-clamping parts. At this time, the outer edges of the two ends of the cover sheet are exposed from the outer sides of the pair of hair clip parts, and the two ends of the cover sheet become visual signs to confirm whether it is well embedded and fixed in the pair of hair clip parts middle. According to the present invention, the outer edges of the two ends of the cover sheet are exposed from the outer sides of the pair of hair clips, and the outer edges of the two ends become the visual inspection mark 26, and it can be confirmed whether it is embedded and fixed in a pair of clips. In the hair department. In this way, by visually determining whether the two ends of the cover sheet are well embedded and fixed in the pair of hair clipping parts of the clip frame 19, it is easy to determine the quality of the curling iron.
In addition, when the clip frame is injection-molded, the outer sides of a pair of hair clip parts are integrally formed to embed the protruding strips on the outer edge side of the cover sheet, and then the protruding strips, together with the protruding strips, are embedded outside the cover sheet. The end edge side is cut from a pair of hair clip parts, and the outer edge side of the two ends protruding outward from the outer surface of the hair clip part can be neatly cut together with the protruding strip part. At this time, the outer edges of the two ends of the cover sheet are exposed from the outer sides of the pair of hair clip parts. The edge of the two ends becomes a visual mark, and it can be confirmed whether it is embedded and fixed in the pair of hair clips. In the hair clip part, the trouble of setting the flag can be omitted.

Frame 1 is a front view of an embodiment of the hair straightener, frame 2 is a plan view, frame 3 is a left side view, frame 4 is a right side view, frame 5 is a frame 2 image along the line AA Cross-sectional view, frame 6 is a cross-sectional view of frame 1 along the line B-B, frame 7 is a plan view of the clamping frame for fixing the cover sheet, frame 8 is a cross-sectional view along line cc of frame 7 and frame 9 is a representation A cross-sectional view of the manufacturing steps of the clip frame. Figure 10 is a cross-sectional view showing the manufacturing steps of the clip frame, Figure 11 is a cross-sectional view showing the manufacturing steps of the clip frame, and Figure 12 is a cross-sectional view showing the manufacturing steps of the clip frame. Fig. 15 is an enlarged cross-sectional view of a metal mold shown in Fig. 9, Fig. 16 is a cross-sectional view of a traditional hair curler, Fig. 17 is a plan view of a clamp frame of a traditional hair curler’s fixed cover, Fig. 18 It is a sectional view of the clip frame of a traditional curling iron.


The following description of the hair curling iron is given to the illustrated embodiment. In Figure 1 to Figure 8, 11 is a roll body, which includes a cylindrical core 12 made of synthetic resin in the shape of a grid, and a core tube 12 made of foamed synthetic resin that is sheathed on the core 12 Outer shell 13. One end of the cylinder core 12 forms a concavo-convex-shaped clip frame system and joint 14, while at the other end, a synthetic resin wheel 16 is supported by a plurality of arm rods 15, and the clip frame tightens the body 18 on it. There is a pair of prong-shaped tight fitting parts 17.
Although the reel body 11 in the illustrated embodiment is composed of a cylinder core 12 and an outer shell 13, the reel body 11 is not limited to this structure, as long as it is in the shape of a reel, it can be structured any way, for example, it can also be used Integral construction of softer materials.

19 is a synthetic resin clip frame, for example made of polyethylene resin, in a rectangular shape, and includes a pair of wave-shaped hair clip parts 20 that sandwich the roller body 11 from both radially outer sides, and opposite ends of the hair clip part 20 The fastening parts 21, 22 connected to the reel body 11. At the center of the inner side of one of the fastening parts 22, there is provided a fastening protruding piece 22A for toothing on the cylindrical core 12, and a gripping part 23 is protrudingly provided outside the protruding piece 22A. Therefore, the fastening portion 22 can be detachably engaged with the concave portion of the clip frame fastening portion 14, and the other fastening portion 21 is sleeved into the fastening portion 17 of the clip frame fastening body 18, and can rotate freely and is not easy to remove. out.
24 is a cover sheet made of a flexible material woven into a mesh with threads, and made of a polyester resin having a higher melting point than the material of the clip frame 19, or the like. The two ends 24A are inserted into and embedded in a pair of hair clip parts 20 fixed to the clip frame 19, and cover approximately half a circle of the outer circumference of the roll body 11 along the substantially full length thereof, as shown in Figure 12. Therefore, even if a concave portion is formed on either side of the inner and outer sides of the cover sheet 24, as shown by the solid line and the two-dot dashed line in Figure 8, the same shape and size can be ensured, so there is no difference between the inner and outer sides. It can be covered on the reel body 11.
Both ends 24A of the aforementioned cover sheet 24 are embedded in the thickness direction with respect to the hair clip portion 20, and the inner side thereof protrudes inward in the thickness direction from approximately the center of the width of the opposite inner side surfaces of the pair of hair clip portions 20, and the aforementioned cover The outer edges of the two ends 24A of the sheet 24 are exposed from the outer sides of the pair of hair-clamping parts 20 as a visual mark 26 for confirming whether the outer edges of the two ends 24A are embedded and fixed in the pair of hair-clamps in section 20.
In addition to being made of flexible and elastic materials, the cover sheet 24 can also be made of stretchable cloth, etc., and can also be made of natural, synthetic, corporate, carbon and other inorganic and organic fibers.

Manufacturing method and advantage:


Hereinafter, a method of manufacturing the clip frame 19 of the aforementioned hair curler will be explained. As shown in Fig. 10, the clip frame 19 is made by injecting a heated synthetic resin molding material into the cavity 29 between the metal molds 27 and 28 through the runner 30 under pressure, and then taking out the molded product. One of the metal molds 27 is provided with a semicircular convex portion 31, and the other metal mold 28 is provided with a concave portion 32 corresponding to the convex portion 31. Between the metal molds 27 and 28, as shown in Figs. 14 and 15, a pair of hair-clamping portions 20 are provided with recesses 34 for forming the protruding strips 33. The hair-clamping portion and the protruding strips 33 are formed integrally. The mold 27 , 28 is also provided with a recess 35 for insertion, which can insert and hold the cover 25 between the metal molds 27 and 28. This recess 35 for insertion can form a gap between the metal molds 27 and 28, and the gap is so small that the molten resin cannot flow out from the recess 34 for forming the protrusion.

Therefore, when the clip frame 19 is formed, as shown in Figure 9, the covering material 36 used to form the cover sheet 24 is passed through the cavity 29 and the recess 35 between the metal molds 27 and 28, and the end of the material 36 is pressed Attach it to one of the metal molds 28, and then, as shown in Figure 10, close the metal molds 27, 28, and the cover sheet material 36 is pushed by the convex portion 31 of the metal mold 27 into an arc shape. After the cover sheet 24 is set in the metal molds 27, 28 in this way, the clamp frame 19 is injection molded. By injection molding, as shown in FIG. 11, a protruding strip portion 33 is formed on the outer side of the pair of hair-clamping portions 20 as a whole, and the outer edge side of the cover sheet 24 is embedded in the protruding strip portion. Then, as shown in FIG. 12, the protruding strip portion 33, together with the outer edge side of the cover sheet 24 embedded in the protruding strip portion 33, are cut from the pair of hair clip portions 20. Therefore, the outer edge side of the two end portions 24A of the cover sheet 24 protruding outward from the outer surface of the hair clip portion 20 can be easily cut together with the protruding strip portion 33. At this time, the outer edges of the two ends 24A are exposed from the outer sides of the pair of hair-clamping parts 20 and become a visual mark 26 for confirming whether the two ends 24A of the cover sheet 24 are embedded and fixed in the pair of hair-clamping parts. 20 in.
In the above embodiment, when using the curling iron to curl the hair, the curling iron in the combined state shown in Figure 1 to Figure 6 is used. Pull apart, the clip frame 19 will be stretched due to elastic deformation, and the fastening portion 22 is separated from the fastening portion 14. In this state, the clip frame 19 is pulled apart radially to make the clip frame 19 change to another The fastening portion 21 is rotated at the center, so that the clamp frame 19 and the reel body 11 can be in a tandem state. Secondly, by holding the clip frame 19 and the roller body 11 with one hand, the roller body 11 can be gently pressed against the hair, and the hair can be wound on the roller body 11 by rotating the roller body 11. When the hair is rolled up, turn the clip frame 19 with its fastening part 21 as the center to the fastening part 14. With the holding part 23 of the fastening part 22 still in the protruding state, place the fastening tab 22A on The cylinder core 12 of the reel body 11 is on the central axis, so that the fastening portion 22 is sleeved and engaged with the fastening portion 14. At this time, the hair curled on the roller body 11 is sandwiched between the roller body 11 and the hair curling portion 20 with the help of the hair clip part 20 of the clip frame 19. Even if the hair is gradually cut short, the hair will remain It will not fly out radially outward from the roll body 11, so that the hair can be reliably and satisfactorily maintained in a curled state by the roll body 11.

No matter which side of the cover sheet 24 is pressed on the roll body 11, the hair can be smoothly pressed on the outer shell 13 of the roll body 11 in the same state, and the clip frame 19 can be easily engaged to the roll body’11 on the 14th accessory. Furthermore, in addition to the flexibility and elasticity of the cover sheet 24, since it is only embedded and fixed in the central part of the inner side of the hair-clamping portion 20, its inner surface is smooth and will not damage the hair. In addition, the clamping frame 19 can be pressed on the reel body 11 from two opposite directions, so it is convenient and efficient in use.


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