TWI232782B - Manufacturing method for wax pattern of a golf club head - Google Patents

Abstract

A manufacturing method for wax pattern of a golf club head comprises the following steps: forming a liquid-soluble core made of a liquid-soluble material, which is shaped in an inner configuration of the golf club head; positioning the liquid-soluble core in a mold cavity of a molding die, which is shaped in an outer configuration of the golf club head; pouring a heat-melting wax into a space between the mold cavity and the liquid-soluble core to form a wax pattern which completely covers on the liquid-soluble core; and removing the liquid-soluble core by dissolving it in a solution so as to remain the wax pattern which is shaped in the configuration of the golf club head.

Description

1232782

V. Description of the invention (1) [Technical field to which the invention belongs J: or 1 The present invention relates to a method for manufacturing a wax mold for a golf club head, and specifically relates to the manufacture of a hot-melt wax mold using a liquid-soluble mold kernel to simplify = Wax mold process and casting process. [Previous technology] The wax mold manufacturing method for conventional golf club heads, such as the Republic of China Announcement No. 5 6 3 5 9 9 "Wax Mold Mold Structure for Golf Club Heads", mainly uses several outer molds and several mold cores. Inner mold] and a supporting part mold are shot through two wax molds, and the outer mold is correspondingly combined to form a mold cavity of a preset head shape. The molds can be combined with each other and combined with the support. The supporting member is suspended in the cavity through one cavity of the cavity. When wax injection is performed, a wax filling space is formed between the cavity of the outer mold and the mold kernel for filling > molten wax liquid. After the wax liquid is cooled and solidified, a wax mold having a preset head shape and shape can be made. Then, the outer mold, the support and the mold core are sequentially removed to obtain a hollow wax mold. The wax pattern can be further used in the investment casting process for manufacturing a club head casting. Although the above-mentioned wax mold manufacturing method is suitable for mass-producing integrated club heads, the following problems exist: The current club heads often depend on product and functional requirements, and the internal space is selected to form internal chamfers, inner baffles or weight blocks. However complicated, when designing the wax mold process, the above-mentioned structure may hinder the movement of the group of molds. As a result, 'the head with a complicated internal structure has no = = bad mold', so this type of head cannot be applied to the precision mold manufacturing process for the mold manufacturing method. -Improve the conventional golf club head

1232782 V. Description of the invention (2) In view of this, the present invention is made into a liquid-soluble mold. At the same time, the complex structure is formed after the liquid-soluble mold core is washed away, and the design of the lifting head is improved. [Summary of the Invention] The main purpose method of the present invention is to wash the liquid-soluble mold with a liquid, so that the present invention has The effect of margin. The secondary objective method of the present invention is to use a liquid kanji to wash the liquid-soluble smooth surface to make this effect. According to the high step of the present invention: the shape of a liquid-soluble mold core is complementary to the shape of a preset rod head suspended in an external mold of a bad mold; The hot-melt angle can be increased by mistake and can provide a soluble mold kernel, that is, one of the above-mentioned shortcomings of the above-mentioned shortcomings is invented with a rod rod substrate after the system is provided with a soluble mold kernel, which is caused by the solubility Substrate soluble mold kernels can be used to make a hot waxy rat mold, only need to use aqueous solution to help create convenience in the wax mold of the club head, and it can be used for the manufacture of wax molds for the rifle head. The square hot-melt wax mold uses the convenience of ejection of the water-soluble hot-melt wax mold and the improvement of the club head design. A type of Goeren manufactures a hot-melt wax mold that can complete the wax mold manufacturing of a golf club head, and the hot-melt space can form a mold quality without mold line and prayer quality. A manufacturing method of a butterfly mold with a lifted wax head includes the following liquid-soluble mold kernels, the liquid-soluble shape; and the shape of the liquid-soluble mold kernel cavity is complementary to the hot-soluble butterfly mold injected into the cavity of the bad mold. The hot-soluble liquid is dissolved and washed away to form an inner cavity of one end, and a hot-melt wax material is formed by injection to form a mold kernel; and

1232782 V. Description of the invention (3) Mould kernels, which are produced with the appearance of "J: again: f dry head shape makeup. [Embodiment] & In order to make the invention more sincerely calculated by fans and others It is understood that the detailed description of the present invention by the special jujube government is as follows. Please refer to Fig. 1 and Fig. 2. The first step of the method for manufacturing an additive mold according to the present invention is the internal shape of the liquid-soluble mold core 10 '. First of all, a prefabricated mold is externally assembled, which can be combined to form a liquid-soluble mold with a shape equal to the internal shape of a preset head for injection into a suitable liquid-soluble substrate. Internal shape. The liquid-soluble substrate is preferably a lipid or a water-soluble polymer. The liquid-soluble group can be melted at a specific high temperature. At the same time, in the water, test aqueous solution, and acidic aqueous solution, please refer to Figs. 1 and 3. The second step of the wax mold manufacturing method of the present invention is to insert the wax mold into one of the mold cavities 2 0 1 , Should be outside the preset club head. After the liquid-wax mold 200 is obtained, the wax mold 200 is combined to form a cavity 201. The external shape of the 201 cavity of this mold cavity. The hot-melt wax pattern outside the wax pattern is combined. The features, characteristics, and advantages of the present invention can be more clearly described. In conjunction with the golf club head of the first embodiment of the drawing, a liquid-soluble substrate is shot to form a shape that is complementary to the preset mold head 100, The mold core outer mold 100 is a mold cavity 101, and the mold cavity 101 is. At the time of manufacture, the mold cavity is shot at 10 f to form a liquid-soluble mold core. The shape selected from water-soluble wax and water-soluble tree material which is complementary to the preset head is solid at normal temperature. At normal temperature, it is more stable. Can be directly dissolved or neutral aqueous solution. The liquid-soluble mold core 10 of the golf club head of the first embodiment is suspended in a shape of a mold cavity 201 corresponding to the complementary soluble mold core 10, and then a combination mold is also used, and its shape can be complementary to the preform. When setting the lever mold 2 0 0,

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1232782 V. Description of the invention (4) The support member 30 0 supports the liquid-soluble mold core 10, so that — Luo mold core ο is appropriately supported and suspended in the mold cavity 201 * The piece 300 can be the inner wall of the liquid 201 And the outer wall of the liquid-soluble mold core 10 is thus in the mold cavity 202. The fill-in-sacrifice space 202 has a fill-in-worm space with Xicheng. 3 Please refer to Figures 1, 3, and 4 for the shape and thickness. The third step of the wax mold manufacturing method of the Xu club head of the present invention is to apply the mold of the high butterfly material mold 200: Cavity 2G1 and liquid-soluble mold kernel 1 (^ /, = ^ the hot-melt wax mold 20, the hot-melt wax mold 20 packs γ, after forming, heat the appropriate hot green material to melt, And = 200 in the wax-filled space 202. The heat-soluble core-outside mold is at the same temperature but is insoluble in water in a suitable type of bad material. 2 = The melting point of the mechanical material is significantly lower than that of the liquid-soluble substrate :: The heat energy of the fusible wax material affects the shape of the liquid-soluble mold core. After hot heating, the shape and thickness of the prefabricated rod head can be obtained after curing, and Π When the raw soil mold 20 is provided, the hot mold 20 has an external liquid mold core 10. Please refer to Figs. 1, 4, and 5 * for the method of manufacturing a wax mold for a club head according to the present invention. The fourth step is to use: 2n Fu 9n V and wear a hot melt wax mold 20 with a pre-suppressed head shape. According to the liquid-soluble mold core 丨 〇 the liquid used, such as water, test Aqueous solution, acid; raw =; 液 等 ’By the above-mentioned liquid washing out package production, Xile 5 water / valley 4 Xin body 冼 remove the liquid solution coated in the hot melt wax mold 20

Page 9 1232782 Washing of the liquid-soluble wax material with a specific solution is not subject to the structural integrity of the solution, such as the convenience of preparing complex internal structures, and improving the feasibility of the rod. At the same time, if the internal shape, the hot-melt smooths the inner surface, so it can also be shown that the first step of the present invention, the fifth step, the dense casting, and the heat-removing of the cavity of the die are 32 passes. After cooling and solidification, the head casting 40. The head has a casted internal structure, and at the same time, the invention can indeed improve the design margin and feasibility. Wood head, iron head 5. Description of the invention (5) Mould core 10. The mold 20 that uses the hot-melt wax mold 20 can still be kept inside. Therefore, the present invention is advantageous, and therefore the design margin and manufacturing process of the wax mold can be increased. The quality complementary to the preset club head can be formed without mold lines. Please refer to Figures 6 to 8 of the sand mold 30 for the wax mold manufacturing method to refine the wax mold 20, the hot-melt sand mold 30. At the same time, the hot melt is correspondingly formed on the sand shell mold 30 at an appropriate position. The wax is dewaxed by heating to form a liquid inside the shell mold 30 for casting, so that the rod can be formed into an inner chamfer 4 1 etc. Complex model line. Therefore, the essence and its complicated structure make various club heads. For example, the hot wax head casting 40 is used to form a wax mold 20 which can be further immersed into a wax mold 20 to form the outer bump 22 according to product requirements. . When the molten wax mold 20, the cavity 32, and the mold core 10 are 10, the hot-melt wax forms an inner chamfer 21 because of '. The hot-melt wax mold 20, the complex internal structure of the head, the liquid-soluble mold kernel 10, the completeness of the mold 20, the interior of the mold 20, and the manufacturing of the wax mold 20 are improved. After preparing the hot melt slurry and dipping sand to form the inner chamfer 21, the outer bump 22 is used for curing the sand shell mold 30. After the damage, the sand can be used to > the main molten metal to break the sand shell mold 30, the piece 40 can not only be integrated into its interior, but also not have any of the head casting 40, and it is also suitable for manufacturing. Putter head and digging

1232782 V. Description of the invention (6) Head [wedge]. ffi = 2 = as shown in Figures 9 to 13, which reveals that a high example of the second embodiment of the present invention is described by the use of ^ ^ = the first embodiment, the second implementation, the outer shell 10 0 shot the liquid solubility Mould core 1 〇, and make the liquid = shape only corresponds to a part of the internal shape of the preset head, Example 2: the corresponding shape of the inner chamfer 21. At the same time, the present invention is also provided with a rot # kernel 10, the combination mold kernel 10, which is made of materials that are insoluble in aqueous solution and resistant to corrosion, alloy, plastic or plastic steel, and the combination mold: mold two The rest of the internal shape of the club head is set. In other words, the combined shape of the two soft mj /, sub-mold 10 cores in this group can be complementary to the shape of the preset head hole ι1 \ :. Furthermore, the liquid-soluble mold kernel 10 is appropriately formed into 1 n- ϋ 乂 _ in group 1, the support member 3 can be passed through the through hole 11 <: Ϊ: two V two 10 and the combination mold 10, The support is suspended in the wax mold 200 ho, and Bayi i simultaneously forms the wax-filled space 002 between the mold cavity 201, the liquid-soluble mold core 10, and the combination mold 0. As shown in the figure, the wax-filling space 202 can be used for wax injection for the secondary wax mold 2. , And make it into the complex structure such as the inner chamfer 21, quotient ^ Yiyi ⑤ liquid-soluble base material type 1G of the liquid-soluble base material, choose the profit = appropriate ^ various washing-soluble base material 1 (), so this should Combining mold core ^ Lee: Z enters and exits from the mold, so, the hot air-soluble butterfly mold 2 is obtained. For the same subsequent precision casting process as shown in Figures 6 to 8. 4 With reference to FIGS. 14 to 16, a method for manufacturing a soil mold of a second golf club head according to the present invention is disclosed. Compared with the liquid-soluble mold core 10 of the second example, the shape is only complementary to the preset head:

1232782 V. Description of the invention (7) Shape 'For example, only the periphery of the inner groove plate 23 is formed. At the same time, the present invention also has several combined mold kernels. This group of people has 4 乂 1 〇 and the makeup is opened at π, Shi 0 Laren 10 and the liquid-soluble mold kernel: = !; The full internal shape of the preset head. When assembling the mold, the liquid-soluble mold medium can be properly jointed at the appropriate position of the edge assembly plate kernel 10 by spotting, arranging, or riveting. The Xiluo and Xuanke y factories * 1 η were used to use the support 300 300 0 in the mold cavity 201, and the same sacrifice to Xixi, and then suspended in the% pull outer mold T IJ 4 to form β wax filling space 2 0 2. | Here, Α fills 4 mouse space 2 0 2 and shoots 4 mouse, then you can make 彳 | ^ With the secret magnetic river, 廿 τ Pu 丄 1 』I hot melt wax 20 of the inner baffle 23 of the service tool The liquid-soluble mold kernel 10 can be removed by washing, and the quick-melt wax mold 20 can be released. Shaanxi Fancheng 50 Haier Please refer to Figures 17 to 19, which disclose the manufacturing method of the die for the fourth golf club head of the present invention. Compared with the second example = the shape of the liquid-soluble mold core 2) is only complementary to the shape of the preset head, = if only the corresponding shape of the periphery of the weight block 24 is formed. At the same time, [Ming also has several combination molds, which are complementary to the complete internal shape of the preset club head. In the group: the mold mold, the liquid-soluble mold core 丨 〇 can be adhered or riveted, etc. = in the combined mold core 10, in place. With this, it is also possible to: ... the hot-melt wax mold 20 of the weight 24, and the hot-melt wax mold 20 can be quickly removed by washing off the liquid-soluble &amp; mold ^^^.模 运动。 Mode action. First, please refer to Figs. 20 to 22, which show a method for manufacturing a wax mold for a fifth embodiment of the golf club head according to the present invention. Compared with the second embodiment, the shape of the liquid-soluble mold core 10 of the example is only complementary to the part of the preset head ^ = shape ', for example, only the inner chamfered shape corresponding to the groove seat 25 is formed. Meanwhile, Ben ^

1232782

= Ming also has several modular dies 10, which are complementary to the rest of the internal shape of the preset head. Furthermore, an inner convex portion 203 is formed in the cavity 200 of the wax mold outer mold 200, which is correspondingly provided at the chamfered position on the outer side of the groove seat 25. When assembling the mold, the liquid-soluble mold core can be bonded to the appropriate position of the composite mold core by adhesion or riveting. Next, the supporting member 300 is used to support the liquid-soluble mold core 10 and the combined mold core 10 to be suspended in the cavity 201 of the wax pull outer mold 200 to form the wax-filled space 202 at the same time. By this, wax injection is performed on the far-filling space 2 02 to obtain the mold release action of the hot-melt wax mold 20 with a groove base 25 5. As mentioned above, compared with the conventional wax mold manufacturing method of the conventional golf club head, there is no disadvantage in making the wax mold of the server having a complicated structure such as a chamfer or a convex portion, and the invention of FIG. 4 and FIG. Soluble mold core 1 〇, it is really conducive to the design of complex structure of hot melt wax mold 2 〇, and can increase the convenience of wax f manufacturing, improve the head design margin and gain wax mold and casting products. The present invention has been disclosed in detail using the foregoing preferred embodiments, but it is not limited to the present invention. Any person skilled in the art can make various changes and modifications without departing from the scope of the present invention. Therefore, the present invention is The scope of dullness shall be determined by the scope of the attached patent application. 〇

Page 13 1232782 Brief description of the drawing --- [Simplified description of the drawing] Fig. 1 · Flow chart of the wax mold manufacturing method of the golf club head of the present invention. Fig. 2 · An audio diagram of the manufacturing process of the liquid-soluble mold kernel according to the first embodiment of the present invention. ~ Figure 3: A sectional view of a combination of a liquid-soluble mold core and an external mold according to the first embodiment of the present invention. Fig. 4 is a sectional view of a combination of a hot melt wax mold formed by injection molding according to the first embodiment of the present invention. Fig. 5: A cross-sectional view of the hot-melt wax mold according to the first embodiment of the present invention after the mold is ejected. FIG. 6 is a schematic diagram of forming a sand shell mold by using a wax mold infiltration according to a first embodiment of the present invention. Fig. 7: A schematic view of the dewaxing of the first embodiment of the present invention to form a hollow sand shell mold. Fig. 8 is a schematic view of a head casting made by casting according to the first embodiment of the present invention. Fig. 9 is a schematic diagram showing a manufacturing process of a liquid-soluble mold kernel according to a second embodiment of the present invention. Fig. 10: A dissecting view of a liquid-soluble mold core, a metal mold core, and a temple outer mold according to a second embodiment of the present invention. Fig. 11 ... The cross-sectional view of the liquid of the second embodiment of the present invention &gt; Valley mold kernel, metal mold kernel and outer mold. Figure 12: The combination of the second embodiment of the present invention to form a hot melt wax mold

1232782 Brief description of the drawing Sectional view. Fig. 13 after the hot-melt wax mold of the embodiment is ejected: Fig. 13 is a sectional view of the present invention. Fig. 14: An anatomical view of a liquid-soluble mold core, a metal mold core and an external mold according to a third embodiment of the present invention. Fig. 15: A sectional view of a combination of a liquid-soluble mold core, a metal mold core and an outer mold according to a third embodiment of the present invention. Fig. 16 is a cross-sectional view of the hot-melt wax mold according to the third embodiment of the present invention after the mold is ejected.

Fig. 17: Anatomical view of a liquid-soluble mold core and a metal mold core of a fourth embodiment of the present invention. Figure 18: A sectional view of a combination of a liquid-soluble mold core, a metal mold core, and an outer mold according to a fourth embodiment of the present invention. Fig. 19: A cross-sectional view of the hot-melt wax mold according to the fourth embodiment of the present invention after the mold is ejected. Fig. 20: An anatomical view of a liquid-soluble mold core, a metal mold core and an external mold according to a fifth embodiment of the present invention. Figure 21: A sectional view of a combination of a liquid-soluble mold core, a metal mold core, and an outer mold according to a fifth embodiment of the present invention. Figure 22: A cross-sectional view of a hot melt wax mold according to a fifth embodiment of the present invention after the mold is ejected. Drawing number description: 10 liquid-soluble mold core 10 ’combination mold core 11 through hole

: \ Logo-5 \ I; i vc Con linen ls \ PK9442. Ptd Page 15 1232782 Brief description of the drawing 1 0 0 Mould outer mold 1 0 1 Mold cavity 20 Hot-melt wax mold 21 Inner chamfer 23 Inner stop Plate 24 Counterweight 2 0 0 Wax mold outer mold 2 0 1 Mold cavity 2 0 3 Inner convex part 30 Sand shell mold 32 Mold cavity 30 0 Support 41 Inner chamfer 1 0 2 Wax filling space 22 Outer convex block 25 Slot Seat 2 0 2 Wax-filled space 31 Gate 40 Head casting

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Claims (1)

1232782 = Mold manufacturing method, which includes the following steps: The shape of the kernels iJ forms a liquid-soluble mold kernel, and the liquid-soluble mold is transmitted ^ i fills at least a part of the internal shape of the preset head; 穴 之 来 μ # $ 蜡In the mold cavity of one of the branches, the shape of the mold is complementary to the preset shape of the club head; = hot, soluble 4 rat material is injected into the mold cavity of the butterfly mold and the liquid-soluble mold kernel « A hot-melt wax mold, the hot-melt wax mold including the liquid-soluble mold kernel; and = the liquid-soluble mold kernel is washed and washed with a liquid to prepare a hot-melt wax mold having a preset head shape. According to the scope of patent application;! After the wax mold manufacturer of the golf club head has obtained the hot melt wax mold, the hot melt wax mold is further subjected to # 丨 ^ slurry and sand dipping to manufacture a sand shell mold, and the sand shell is used. Die casting 1. Head casting. The method for manufacturing a wax mold for a golf club head according to the scope of the patent application, wherein the liquid-soluble substrate is selected from water-soluble resins, water-soluble resins, and water-soluble polymers. The method for manufacturing a wax mold for a golf club head according to item 3 of the patent application range, wherein the liquid-soluble substrate can be selected from the group consisting of water, an aqueous test solution, an acid aqueous solution, and a neutral aqueous solution. The wax mold manufacturing method for a golf club head according to item 1 of the patent application scope ′ further includes several combined mold cores, and the combined shape of the combined mold core and the liquid-soluble mold core is complementary to the complete internal shape of the preset club head. 6. Manufacturing method of die for golf club head according to claim 1 of patent scope 1232782 6. The scope of the patent application, wherein the inner part of the hot-melt wax mold is selected to form an inner chamfer, and the shape of the liquid-soluble mold core is at least complementary to the shape of the inner chamfer. 7. The wax mold manufacturing method for a golf club head according to item 1 of the scope of patent application, wherein the interior of the hot-melt wax mold is selected to form an inner baffle, and the shape of the liquid-soluble mold core is at least complementary to that of the inner baffle. Corresponding shape. 8. The wax mold manufacturing method for a golf club head according to item 1 of the scope of the patent application, wherein the interior of the hot-melt wax mold is selected to form a weight block, and the shape of the liquid-soluble mold core is at least complementary to that of the weight block. Corresponding shape. Φ 9. The wax mold manufacturing method for a golf club head according to item 1 of the patent application scope, wherein the inside of the hot-melt wax mold is selected to form a groove seat, and the shape of the liquid X-soluble mold kernel is at least complementary to that of the groove seat. Inside chamfered shape. 10. The wax mold manufacturing method for a golf club head according to item 9 of the scope of the patent application, wherein an inward convex portion is formed in the cavity of the outer mold of the wax mold, and the inward convex portion and the liquid-soluble mold core are respectively formed in the corresponding cavity. The inner chamfered position and the outer chamfered position of the slot seat preset position. C: \ Logo-5 \ Five Contincnts \ FK9442.ptd Page 18