TWI604872B - Golf club head wax mold manufacturing methods - Google Patents

Description

Method for manufacturing wax head of golf club head

The present invention relates to a method of manufacturing a wax mold, and more particularly to a method of manufacturing a wax mold for a golf club head.

Referring to Figure 1, the golf club head 1 has a ball striking panel 11 for hitting the ball 10, and when the swing striking panel 11 hits the golf ball 10, the ball striking panel 11 first faces the golf ball due to the impact force. The deformation in the opposite direction of 10 causes the golf ball 10 to be hit by the reaction force of the ball striking panel 11 after the ball striking panel 11 is deformed, so that the shorter the deformation time of the ball striking panel 11 can be shortened. The swing, the hitting of the sphere, and the time required for the sphere to be hit, thereby increasing the initial velocity of the golf ball 10.

Referring to FIG. 2, in order to shorten the deformation time of the ball striking panel 11, a plurality of reinforcing bars 12 are arranged in parallel behind the ball striking panel 11, and when the ball striking panel 11 hits the golf ball 10 and deforms toward the rear, The deformation time is shortened by the limit of the reinforcing rod 12, thereby achieving the effect of increasing the initial velocity of the golf ball 10.

Generally, when manufacturing the golf club head having the reinforcing rod 12 described above, a head 1 having a ball striking panel 11 is formed by wax molding, and then the reinforcing rod 12 is additionally coupled to the club head 1 . Although the reinforcing rod 12 can be provided on the head 1 in this manufacturing method, since the reinforcing rod 12 and the head 1 are not integrally formed, the joint strength is insufficient, so that the reinforcing rod 12 is easy to be used under the repeated impact of the user. The head 1 is separated.

Accordingly, it is an object of the present invention to provide a method of manufacturing a wax mold in which a golf club head having a reinforcing member can be integrally formed.

Therefore, the method for manufacturing the wax mold of the golf club head of the present invention comprises a mold manufacturing step, a molding step, a processing step, and a fixing step.

In the mold manufacturing step, the processing tool is shaped according to the shape of the golf club head to be manufactured, and the corresponding shape of the embryo mold is manufactured, and then processed to produce a cavity having a shape corresponding to the shape of the blank mold. Mold

In the forming step, a molten wax is poured into the mold and solidified by cooling, and the initial embryo comprises a wall portion, a shell portion connecting the wall portion, and a a recessed groove defined by the wall portion and the casing portion, and at least one insertion portion formed on the casing portion and facing the recessed groove.

In the processing step, at least one reinforcing member is disposed on the insertion portion such that the reinforcing member is disposed in the recessed groove and disposed in parallel with the wall portion.

In the fixing step, the gap between the reinforcing member and the insertion portion is sized to tightly bond the reinforcing member with the housing portion, thereby producing a wax pattern.

The effect of the present invention is that the wax mold has the characteristics of the reinforcing member, and can be used to manufacture a golf club head having an integrally formed reinforcing member, thereby improving the bonding strength to avoid the separation of the reinforcing member and reducing the deformation time. Increase the initial speed of the shot.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to FIG. 3, a first embodiment of a method for manufacturing a wax mold 3 of a golf club head 2 of the present invention comprises a mold manufacturing step A, a molding step B, a processing step C, a fixing step D, and a leveling step. E.

Referring to FIG. 3 and FIG. 4, in the mold manufacturing step A, the corresponding shape of the embryo mold (not shown) is firstly produced according to the shape of the head of the processing tool, and then the embryo mold is used as a reference. The shape is formed by a discharge machining method in a mold (not shown) having upper and lower molds to form a cavity corresponding to the shape of the blank mold. In the first embodiment, the embryo mold is a copper mold. In the molding step B, the molten wax is poured into the cavity of the mold, and after cooling and solidification, an initial embryo 4 is formed. The ejector 4 includes a slab portion 41, a casing portion 42 connected to the periphery of the slab portion 41, and a recessed groove 43 defined by the slab portion 41 and the casing portion 42. And six insertion portions 44 respectively opening on the casing portion 42 and facing the recessed grooves 43. The housing portion 42 has a bottom shell segment 421 and a top shell segment 422 that connects the bottom shell segment 421 and is located above the bottom shell segment 421. The insertion portion 44 is disposed correspondingly to each other as shown in FIG. 4, wherein the three insertion portions 44 are opened on the bottom case segment 421 and are blind holes, and the other three insertion portions are provided. 44 is opened on the top shell segment 422 and is perforated. The axis line of each of the insertion portions 44 is parallel to the plate wall portion 41. It should be noted that, as the case may be, the insertion portion 44 formed on the bottom case 421 is a through hole, and the insertion portion 44 formed on the top case 422 is a blind hole. This is limited.

Referring to FIG. 3, FIG. 5, and FIG. 6, in the processing step C, three reinforcing members 5 are prepared, and each reinforcing member 5 is a corresponding one of the interposing portions 44. The reinforcing member 5 is inserted through the insertion portion 44 in the perforated state, and the reinforcing member 5 is inserted into one end of the insertion portion 44 to be inserted into another insertion in the blind hole state. In the portion 44, the insertion portion 44 and the reinforcing member 5 preferably have a tight fit or an interference fit. Through the foregoing steps, the reinforcing member 5 is located in the recessed groove 43 and is disposed in parallel with the partition wall portion 41.

In the fixing step D, the gap between the reinforcing member 5 and the two insertion portions 44 is glued, and the reinforcing member 5 is tightly coupled with the housing portion 42 to thereby obtain a The wax mold 3 shown in Fig. 5. In the flattening step E, if the top end of the reinforcing member 5 protrudes from the insertion portion 44 in the perforated state, the convex portion of the reinforcing member 5 is cut off, and the reinforcing portion is heated by a soldering iron. The top end of the member 5 is such that the top end of the reinforcing member 5 is flush with the casing portion 42 around the insertion portion 44 and the surface is flat, if the top end of the reinforcing member 5 does not protrude from the insertion portion 44 Then, wax is poured into the insertion portion 44 to fill the insertion portion 44.

After the wax mold 3 is dipped, dewaxed, injected into the molten metal, and cooled and formed, a golf club head 2 as shown in FIG. 6 can be formed, and the golf club head 2 has a corresponding correspondence. a ball striking panel 21 of the wall portion 41 of the wax mold 3, a rod housing 22 connected to the ball striking panel 21 and corresponding to the casing portion 42 of the wax mold 3, and three connected to the same The reinforcing member 23 on the rod housing 22 and corresponding to the reinforcing member 5 of the wax mold 3 is described. It is to be noted that the size of the wax pattern 3 is slightly larger than that of the golf club head 2, and therefore this point must be taken into consideration when molding the embryo 4 of the wax pattern 3 (see Fig. 4).

The golf club head 2 having the reinforcing member 23 can be formed by the wax mold 3, and the rod housing 22 and the reinforcing member 23 are integrally formed, so that the joint strength is high, and it is difficult to be repeatedly hit. Separation, effectively improving the durability of use. It should be noted that the insertion portions 44 may also be in a perforated manner as shown in FIG. 7 , so that when the reinforcing member 5 is inserted, it is not necessary to be limited by the directivity.

Referring to FIG. 8, a second embodiment of a method for manufacturing a wax mold 3 of a golf club head 2 of the present invention is substantially the same as the first embodiment, except that: In the molding step B, the casing portion 42 further includes six flange segments 423 protruding from the bottom casing segment 421 and the top casing segment 422 and respectively disposed around the insertion portion 44. In the processing step C, each reinforcing member 5 is first inserted into an insertion portion 44 in a perforated state, and the reinforcing member 5 is inserted into one end of the insertion portion 44 to be inserted into the phase. Corresponding to and in the other insertion portion 44 of the blind hole pattern. In the fixing step D, the gap between the reinforcing member 5 and the flange section 423 is sized. The second embodiment provides an aspect in which the contact area of the reinforcing member 5 can be increased to enhance the bonding strength.

Referring to FIG. 9, a third embodiment of a method for manufacturing a wax mold 3 of a golf club head 2 of the present invention is substantially the same as the second embodiment, except that: In the molding step B, the insertion portions 44 are respectively defined by the flange segments 423. In the processing step C, the opposite ends of each reinforcing member 5 are respectively inserted into the insertion portions 44 surrounded by each set of flange segments 423. In the fixing step D, the glue is applied at the gap between the reinforcing member 5 and the corresponding flange portion 423. The third embodiment provides an aspect in which the insertion portion 44 is defined by the flange segment 423.

Referring to FIG. 10 and FIG. 11, a fourth embodiment of a method for manufacturing a wax mold 3 of a golf club head 2 of the present invention is substantially the same as the first embodiment, and the difference is the same. In the fourth embodiment, the axial lines of the insertion portions 44 are interdigitated with each other, so that the reinforcing members 5 are also arranged alternately with each other to form an intersection. The golf club head 2 formed by the wax mold 3 of the fourth embodiment has the reinforcing members 23 interlaced to form a meeting point with a strong supporting force, and the intersection point can cooperate with the ball striking panel 21 Deformation characteristics are configured to provide further support. Of course, the fourth embodiment may also be as shown in FIG. 12, the reinforcing member 5 is of other quantity, and the intersection point may be more than one place, so as to achieve different supporting effects for the demand, thereby changing the initial velocity of the hitting ball.

Referring to Figure 13, a fifth embodiment of a method for manufacturing a wax mold 3 of a golf club head 2 of the present invention is substantially the same as the first embodiment, except that: The number of the reinforcing members 5 is one, and the reinforcing member 5 includes a plurality of interposing portions 51 respectively inserted in the interposing portion 44, and a connecting portion 52 connecting the interposing portions 51. The fifth embodiment provides another aspect of the reinforcing member 5, which increases versatility. The connecting portion 52 may also be in a ring state as shown in FIG. 14. Of course, it may be other shapes according to different support characteristic requirements, thereby improving versatility.

In summary, the wax mold 3 has the features of the reinforcing member 5 for reinforcing the supporting force and shortening the deformation time, so that the golf club head 2 having the reinforcing member 23 can be formed, and the reinforcing member 23 It is integrally formed with the rod housing 22, and has high structural strength and is not easy to be separated, thereby effectively improving the durability of the product, so that the object of the present invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

1‧‧‧Golf club head

10‧‧‧ ball

11‧‧‧Ball panel

12‧‧‧ Strengthening rod

2‧‧‧Golf club head

21‧‧‧Ball panel

22‧‧‧ rod housing

23‧‧‧Reinforcement

3‧‧‧ wax mold

4‧‧‧ early embryo

41‧‧‧ siding

42‧‧‧Shell Department

421‧‧‧Bottom section

422‧‧‧Top shell

423‧‧‧Flange segment

43‧‧‧ depressed trough

44‧‧‧Internal Department

5‧‧‧Reinforcement

51‧‧‧Interposed Department

52‧‧‧Connecting Department

A‧‧‧Mold manufacturing steps

B‧‧‧Molding steps

C‧‧‧Processing steps

D‧‧‧Fixed steps

E‧‧‧ leveling steps

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: FIG. 1 is a schematic diagram illustrating a conventional ball striking process; FIG. 2 is a schematic view illustrating a FIG. 3 is a flow chart showing a first embodiment of a method for manufacturing a wax mold of a golf club head according to the present invention; FIG. 4 is a cross-sectional view showing the same Figure 1 is a cross-sectional view illustrating a processing step in the first embodiment; Figure 6 is a side view illustrating a golf ball produced in the first embodiment Figure 7 is a cross-sectional view showing a state in which the plurality of insertion portions are perforated in the first embodiment; and Figure 8 is a cross-sectional view showing the method of manufacturing the wax mold of the golf club head of the present invention A second embodiment; FIG. 9 is a cross-sectional view showing a third embodiment of a method for manufacturing a wax mold of a golf club head according to the present invention; and FIG. 10 is a cross-sectional view showing the wax mold of the golf club head of the present invention. a fourth embodiment of the manufacturing method; Figure 11 is a side elevational view showing a golf club head made in the fourth embodiment; Figure 12 is a cross-sectional view showing another aspect of the fourth embodiment; Figure 13 is a side view, A fifth embodiment of a method of manufacturing a wax mold for a golf club head according to the present invention; and Fig. 14 is a side view showing another aspect of the fifth embodiment.

3‧‧‧ wax mold

41‧‧‧ siding

42‧‧‧Shell Department

421‧‧‧Bottom section

422‧‧‧Top shell

43‧‧‧ depressed trough

44‧‧‧Internal Department

5‧‧‧Reinforcement

Claims (5)

A method for manufacturing a wax mold for a golf club head, comprising: a mold manufacturing step of manufacturing a corresponding shape of a metal mold according to a shape of a golf club head manufactured by the processing tool, and then processing the same a mold having a cavity corresponding to the shape of the blank mold; a molding step of pouring a dissolved wax into the mold and solidifying the solid to form an initial embryo, the initial embryo comprising a wall portion, and a connection a housing portion of the wall portion, a recessed groove defined by the matching of the wall portion and the housing portion, and a plurality of insertion portions formed on the housing portion facing the recessed groove, The housing portion has a bottom case segment, and a top case segment connecting the bottom case segment and located above the bottom case segment, the insertion portions being respectively disposed in the bottom case segment and On the top shell segment, one of each set of insertion portions is a perforation and the other is a blind hole; in a processing step, at least one reinforcing member passes through a corresponding insertion portion in a perforated state, and then The reinforcing member is inserted into one end of the insertion portion to be in a blind hole pattern In another insertion portion, the reinforcing member is disposed in the recessed groove and disposed parallel to the wall portion; and a fixing step is filled in the corresponding two insertion portions by glue In combination with the reinforcing member and the casing portion, the reinforcing member is tightly coupled to the casing portion, thereby producing a wax pattern. The method for manufacturing a wax mold for a golf club head according to claim 1, further comprising a flattening step subsequent to the fixing step, wherein in the flattening step, if a top end of the reinforcing member protrudes from a perforation a portion of the reinforcing portion, the protruding portion of the reinforcing member is cut off, and the reinforcing member is heated by a soldering iron The top end of the reinforcing member is flush with the casing portion around the insertion portion and the surface is flat. If the top end of the reinforcing member does not protrude from the insertion portion, the wax is poured into the chamber. The insertion portion fills the insertion portion. A method for manufacturing a wax mold for a golf club head, comprising: a mold manufacturing step of manufacturing a corresponding shape of a metal mold according to a shape of a golf club head manufactured by the processing tool, and then processing the same a mold having a cavity corresponding to the shape of the blank mold; a molding step of pouring a dissolved wax into the mold and solidifying the solid to form an initial embryo, the initial embryo comprising a wall portion, and a connection a housing portion of the wall portion, a recessed groove defined by the matching of the wall portion and the housing portion, and at least one insertion portion formed on the housing portion and facing the recessed groove, The housing portion has a bottom shell segment, a top shell segment connecting the bottom shell segment and located above the bottom shell segment, and a plurality of top shell segments respectively surrounding the insert portion and a flange portion of the top shell segment, the insertion portion of the bottom shell segment is in a blind hole state, and the insertion portion of the top shell segment is in a perforated state; a processing step Reinforcing at least one reinforcing member through one of the insertion portions in a perforated state Inserting one end of the insertion portion into another corresponding insertion portion in a blind hole manner, and inserting opposite ends of the rod-shaped reinforcing member at the bottom And a fixing portion of the shell portion and the top shell segment disposed in the recessed groove and spaced apart from the wall portion; and a fixing step of the reinforcing member and the corresponding two flange portion Gluing between the gaps, so that the reinforcing member is tightly coupled with the casing portion, thereby A wax mold was obtained. The method for manufacturing a wax mold for a golf club head according to claim 3, further comprising a flattening step subsequent to the fixing step, wherein in the flattening step, if a top end of the reinforcing member protrudes from the Inserting a portion, the protruding portion of the reinforcing member is cut off, and the top end of the reinforcing member is heated by a soldering iron, so that the top end of the reinforcing member is flush with the shell portion around the insertion portion and the surface If the top end of the reinforcing member does not protrude from the insertion portion, the insertion portion is filled with wax to fill the insertion portion. A method for manufacturing a wax mold for a golf club head, comprising: a mold manufacturing step of manufacturing a corresponding shape of a metal mold according to a shape of a golf club head manufactured by the processing tool, and then processing the same a mold having a cavity corresponding to the shape of the blank mold; a molding step of pouring a dissolved wax into the mold and solidifying the solid to form an initial embryo, the initial embryo comprising a wall portion, and a connection a housing portion of the wall portion, a recessed groove defined by the matching of the wall portion and the housing portion, and at least one insertion portion formed on the housing portion and facing the recessed groove, The housing portion has a bottom shell segment, a top shell segment connecting the bottom shell segment and above the bottom shell segment, and a plurality of convex protrusions protruding from the bottom shell segment and the top shell segment a flange portion respectively defining the insertion portion; a processing step of respectively clamping opposite ends of the at least one reinforcing member into the insertion portion surrounded by each set of flange segments, so that The reinforcing member is located in the recessed groove and is spaced apart from the wall portion Set; and a fixing step, the reinforcing member in a gap corresponding to two segments of flange The reinforcing member is tightly bonded to the casing portion to obtain a wax pattern.