TWI836985B - Method for manufacturing golf club head including filler material - Google Patents

Abstract

A method for manufacturing a golf club head including a filling material comprises: providing a prefabricated club head body and a striking face plate or a club head component having a cavity, filling at least one plastic filling material into the club head body through the cavity opening, and fixing the striking face plate or the club head component in the cavity opening of the club head body to form a club head assembly, and heating the club head assembly to manufacture a club head product including the filling material. Among them, the inner cavity of the prefabricated club head body is used to provide a forming mold cavity for the plastic filling material or directly fill the space, and then the striking face plate or club head component is fixed in the club head body and the cavity opening is sealed, and then heated to solidify the filling material and fix it in the club head body, eliminating the steps of pre-forming the filling material with a mold and then fixing it in the club head body, thereby completing the manufacturing of the club head containing the filling material through a simplified process.

Description

Method for manufacturing golf club head including filler material

The present invention relates to a method for manufacturing a golf club head, and in particular, to a method for manufacturing a golf club head including filler material.

In order to improve the hitting performance of golf clubs such as woods, irons and putters, a filler formed of materials such as silicone and rubber is usually installed between the inside of the club head body and the back of the hitting panel of the golf club. The filler enhances the hitting strength or provides a shock-absorbing effect, thereby making the club head have excellent hitting performance.

Generally speaking, after the striking face of a club head is welded to the front end of the club head body, a filling material is injected or injected into the inner cavity of the club head body through a pre-set injection hole on the back or bottom of the club head body. Since the filling material is injected or injected into the inner cavity from the outer side of the club head body through the injection hole in a plastic state, only a single filling material can be injected or injected into the inner cavity, and it is impossible to inject or inject multiple different filling materials into the club head body to meet the requirements of different hitting performances. In addition, when the filling material is injected or injected into the inner cavity from the injection hole of the club head body, it is easily affected by the shape and structure of the inner cavity of the club head body, making it difficult to accurately control the process of injecting or injecting the filling material into the inner cavity, and it is also difficult to control the predetermined position of the filling material in the cavity of the club head body. Therefore, the aforementioned filling material is injected into the inner cavity from the injection hole of the club head body, which is difficult to be used in the manufacturing technology of the wood club head type with a large inner cavity space, and is limited to the manufacturing technology of the club head type such as irons or putters.

In addition, if a filling component made of silicone or rubber is pre-formed by a mold and placed in the inner cavity of the club head body, and then the striking panel is fixed to the front end of the club head body by welding, the high welding temperature may damage the filling component placed in the inner cavity, causing defects in the club head product. The filling component installed in the inner cavity of the club head body and the striking panel are also difficult to weld and fix together due to heterogeneous materials. Moreover, the manufacturing method of using a mold to pre-form the filling component, placing the filling component in the club head body, and then fixing the striking panel has many manufacturing steps and a relatively cumbersome process.

The object of the present invention is to provide a method for manufacturing a golf club head that includes filler material, so as to solve the problem of the existing method of manufacturing a golf club head, which involves first molding the filling component with a mold, then inserting it into the club head body and welding the hitting panel, which is cumbersome and complicated. The panel is easily damaged by the filling components, and the existing club head manufacturing method, which first welds the hitting panel to the club head body, and then injects or injects the filler material into the club head body, makes it difficult to precisely control the injection or injection of the filler material. to the body of the club head, and the difficulty of using a variety of different filling materials.

In order to achieve the above-mentioned purpose, the present invention provides a method for manufacturing a golf club head including a filling material, which is used to manufacture a golf club head product of the type of an iron club head or a putter club head, and includes: providing a prefabricated club head body having a cavity and a striking face plate, wherein the cavity is formed in the club head body, the cavity includes an inner cavity located inside the club head body, and a cavity opening located at the front end of the club head body and connected to the inner cavity, and the striking face plate matches the cavity opening; at least one plastic filling material is filled into the club head body through the cavity opening, and the striking face plate is fixed to the cavity of the club head body; The step of forming a club head assembly in the cavity opening of the club head body is to use the inner cavity of the club head body as a forming mold cavity, fill the filling material into the forming mold cavity through the cavity opening, and fix the striking face plate in the cavity opening of the club head body and close the forming mold cavity to form a club head assembly; and the step of heating the club head assembly to form a club head product containing the filling material, which is to heat the club head assembly until the filling material is solidified to form a filling body, solidify the formed filling body and adhere the striking face plate to the front end of the club head body to form the golf club head product containing the filling material.

In order to achieve the aforementioned objects, the present invention also proposes a golf club head manufacturing method including filler material, which is used to manufacture a wood club head type golf club head product, which includes: providing a preformed club head with a cavity. The step of forming the body and at least one head component is to form the cavity in the head body, the cavity includes an inner cavity located inside the head body, and is located at the front end of the head body and connected to the cavity. At least one cavity opening of the inner cavity, the club head component matches the cavity opening; at least one plastic filling material is placed into the club head body, and the club head component is fixed on the club head The step of opening the cavity of the body is to place a predetermined amount of the filling material in at least a predetermined position in the inner cavity of the head body through the cavity opening, and then fix the head component in the cavity. The cavity opening of the club head body constitutes a club head assembly; and the step of heating the club head assembly to produce a club head product including a filling material, which is to heat the club head assembly to the filling material. It is solidified and formed into a filling body, and the solidified filling body is adhered and fixed in the club head body to become the golf club head product including the filling material.

Through the invention of the aforementioned golf club head manufacturing method, in addition to being able to make a golf club head including filler material, the fixed and formed filler material can enhance the strength inside the club head or provide a shock-absorbing effect to increase the hitting performance. Inventing a golf club head manufacturing method also has at least the following functions:

1. It replaces the existing manufacturing process of injecting or injecting filling material into the club head, and can freely adjust the material and hardness of the filling material in the inner cavity and control the placement position of the filling material: the manufacturing method of the golf club head of the present invention is suitable for For club heads such as iron heads or putter heads, the inner cavity of the prefabricated club head body can be used as the forming mold cavity, and the filling material can be filled into the inner cavity through the larger opening-shaped cavity opening. , and then fix the hitting panel to the cavity opening of the club body, and then heat it; for wood club heads with large internal cavity spaces that do not need to be filled, it can be heated through the larger opening. The chamber opening places a predetermined amount of the filling material at one or more specific positions in the inner cavity, and then the rod head component is fixed to the chamber opening of the rod body and heated, whereby the manufacturer can Performance needs of different club heads A club head product including filler material can be made with different hitting effects, and the material and hardness of the filler material filled into the inner cavity of the club head body can be freely adjusted, and a predetermined amount can also be accurately controlled. The filling material is arranged at a predetermined position in the inner cavity of the club head body.

2. Reduce the manufacturing process: Following the above, the method of manufacturing the golf club head of the present invention uses the inner cavity of the prefabricated club head body as the forming mold cavity, and passes the filling material through the larger opening-shaped cavity opening. The inner cavity is filled, or the filling material is placed at one or more specific positions in the inner cavity, the hitting panel or the club head component is closed and fixed to the cavity opening of the rod body, and then heated, that is, The manufacturing method of the golf club head of the present invention can avoid the step of welding the hitting panel to the front end of the club head body in the existing club head manufacturing method, or the existing club head manufacturing method of pre-forming the filling part with a mold and placing the filling part with a fixed shape. The steps of inserting the golf club head into the club head body, and then fixing the hitting panel or club head components in the club head body make the method of manufacturing the golf club head of the present invention streamlined and reduce the manufacturing process, and there is no need to use additional molds for manufacturing. Fill parts.

3. Ensure the product quality of the golf club head: As mentioned above, the manufacturing method of the golf club head of the present invention is to use the inner cavity of the prefabricated club head body as a forming mold cavity, fill the inner cavity through the larger opening of the cavity, or set the filling material in one or more specific positions in the inner cavity, and the striking panel or club head component covers the cavity opening fixed to the club body, and then heats it to heat and solidify the filling material inside the club head body. At the same time, the club head body is fixed by adhesion, or the filling material is fixed to the striking panel while being heated and cured, and the striking panel is fixed in the club head body to help the club head body and the filling material of different materials be combined together. Therefore, it can overcome the problem of the existing technology that the filling component is first placed inside the club head body and then the striking panel or club head component is welded. The high welding temperature will damage the inserted filling material and cause defects, thus ensuring the product quality of the club head.

4. Silicone, rubber or other high molecular polymers can be selected as the filling material in the club head: As mentioned above, in the method for manufacturing the golf club head of the present invention, at least one plastic filling material is filled into the club head body, and the striking face plate or club head component is fixed in the cavity opening of the club head body. The inner cavity of the club head body is used as a forming mold cavity, and the filling material is filled into the inner cavity through the larger opening of the cavity, or The filling material is set at one or more specific positions in the inner cavity, and then the striking panel or the club head component is fixed in the cavity opening of the club head body and the cavity opening is closed to form a club head assembly. Therefore, the present invention can freely adjust the material and hardness of the filling material in the inner cavity, and can also select silicone, rubber or high molecular polymer as the filling material in the club head, which helps the club head to select appropriate filling materials according to different hitting performances.

In the golf club head manufacturing method of the present invention, when the portion of the front end of the club head body that is intended to be fixedly connected to the hitting panel and the hitting panel are made of metal, at least one plastic filler material is filled into the club head. In the body, and in the step of fixing the hitting panel in the cavity opening of the club head body, an adhesive material is placed in advance between the cavity opening of the club head body and the hitting panel; In the step of heating the club head assembly to produce a club head product containing filler material, the heating temperature of the filler material is used to cause the adhesive material to simultaneously bond and fix the hitting panel in the club head body. . In this way, the thermosetting molding of the filling material and the adhesive fixation of the batting panel in the club head body are completed at the same time. In addition, in addition to the batting panel being fixed in the club head body through the adhesive material, the back of the batting panel will also be fixed. Thermoset-formed filler material adheres and holds in place.

In the golf club head manufacturing method of the present invention, before filling at least one plastic filling material into the club head body and fixing the striking face plate in the cavity opening of the club head body, a bridging agent may be applied to the surface of the inner cavity of the club head body, and then the filling material is filled into the forming mold cavity, so that the filling material is stably combined with the inner cavity surface through the bridging agent. Similarly, the back of the striking face plate may also be coated with a bridging agent, so that the filling material is stably combined with the back of the striking face plate through the bridging agent.

1A: Club head assembly

10A: Club head body

100A: Chamber

101A: Inner cavity

102A: Chamber opening

103A: abutting against the ring wall

20A: Batting panel

30A: Filling material

31A: Filling body

40A: Jig

1B: Clubhead assembly

10B: Club head body

100B: Chamber

101B: Inner cavity

102B: Chamber opening

11: Counterweight block

20B: Club head parts

30B: Filling material

31B: Filling body

50: Oven

FIG. 1 is a flow chart of an embodiment of the golf club head manufacturing method including the filling material of the present invention for use in an iron club head type club head.

FIG2 is a schematic diagram of another embodiment of the golf club head manufacturing method including the filling material of the present invention for use in an iron club head type club head.

Figure 3 is the flow chart shown in Figures 1 and 2, filling at least one plastic filling material into the club head body, and installing the hitting panel in the cavity opening of the club head body to form an iron head type club. Schematic diagram of the head assembly.

FIG4 is a schematic diagram of the iron-type club head assembly shown in FIG3 being pressed and fixed by a jig.

FIG5 is a schematic diagram of the iron shaft head type shaft head assembly shown in FIG4 which is fixed by a jig and is placed in an oven for heating.

Figure 6 is a schematic diagram of an iron-type golf club head made by the present invention.

Figure 7 is a flow chart of one embodiment of the method for manufacturing a golf club head including filler material of the present invention, which is used in a wood club head type club head.

8 is a flow chart of another embodiment of the method for manufacturing a golf club head including filler material of the present invention, which is used in a wood club head type club head.

FIG9 is a schematic diagram of the process flow diagrams shown in FIG7 and FIG8, in which at least one plastic filling material is filled into the club head body, and the club head component is installed in the cavity opening of the club head body to form a wood club head type club head assembly.

FIG10 is a schematic diagram of the wooden club head assembly shown in FIG9 being placed in an oven for heating.

Figure 11 is a schematic diagram of a wood club head made according to the present invention.

According to the foregoing disclosure, the present invention includes a method for manufacturing a golf club head made of filler materials. The golf club head may be an iron club head, a putter club head, a wood club head, or other types of golf club heads. The specific manufacturing methods of the golf club head of the present invention will be described below.

As shown in FIG. 1, a flow chart of an embodiment of a method for manufacturing a golf club head including a filling material of the present invention is disclosed. The method for manufacturing a golf club head product in the form of an iron head or a putter head comprises the following steps: providing a prefabricated club head body 10A having a cavity 100A and a striking face plate 20A, wherein the cavity 100A is formed in the club head body 10A, and the cavity 100A comprises An inner cavity 101A is located inside the club head body 10A, and a chamber opening 102A is located at the front end of the club head body 10A and connected to the inner cavity 101A. The striking face plate 20A matches the chamber opening 102A. As shown in FIG. 3, the shapes of the club head body 10A and the striking face plate 20A are set according to the type of the club head, such as an iron head or a putter head. At least one plastic filling material 30A is filled through the chamber opening 102A. 3 and 4, the inner cavity 101A of the club body is used as a forming mold cavity, the filling material 30A is filled into the forming mold cavity through the cavity opening 102A, and the striking face plate 20A is fixedly set in the cavity opening 102A of the club body 10A and the forming mold cavity is closed, so as to form a The step of heating the club head assembly 1A to form a club head product including a filling material, as shown in Figures 4 to 6, is to place the club head assembly 1A in an oven and heat it until the filling material 30A is solidified to form a filling body 31A, and the solidified filling body 31A and the striking face plate 20A are adhered and fixed to the front end of the club head body 10A to form the club head product including the filling material.

In the aforementioned step of providing a prefabricated club head body 10A and a hitting panel 20A having a cavity 100A, the material of the club head body 10A can be stainless steel, titanium, titanium alloy, aluminum, aluminum alloy or other materials. Metal materials can also be non-metallic materials such as carbon fiber or thermoplastic polymers, or a combination of at least two different metal materials, or multiple dissimilar materials of some metal materials and some carbon fiber materials or thermoplastic polymers and other non-metallic materials. combinations, etc. The material of the batting panel 20A can be stainless steel, titanium, titanium alloy, aluminum, aluminum alloy or other metal materials, or carbon. Non-metallic materials such as fibers, or composite structures using at least two different materials. The plastic filling material 30A may be at least one of raw silicone, rubber or other high molecular polymer materials. The material of the filling material 30A can be freely matched and selected according to the hitting performance of the club head, or based on the materials of the club head body 10A, hitting panel 20A, etc., with appropriate softness and hardness.

As shown in FIG3 and FIG6, when multiple filling materials 30A with different hardness are selected, the multiple filling materials 30A are sequentially filled in the predetermined positions in the inner cavity 101A of the club head body 10A. The chamber opening 102A on the front side of the inner cavity 101A has a larger opening corresponding to the striking face plate 20A, which helps the filling materials 30A with different hardness to be accurately controlled to be filled in the predetermined positions in the inner cavity 101A of the club head body 10A through the larger opening-shaped chamber opening 102A.

As shown in FIG3 , the prefabricated club head body 10A forms a contact annular wall 103A on one side of the inner periphery of the cavity opening 102A near the inner cavity 101A, and the contact annular wall 103A and the peripheral groove wall of the cavity opening 102A provide a location for fixing the striking face plate 20A. The striking face plate 20A can be fixed in the cavity opening 102A of the club head body 10A by mechanical bonding or adhesion, and the jig 40A can be further used to press and fix the striking face plate 20A in the cavity opening 102A of the club head body 10A and close the forming cavity.

Among the above, when the material of the batting panel 20A is made of metal materials such as titanium, titanium alloy or stainless steel, or carbon fiber materials, or non-metallic materials, liquid adhesive, structural adhesive or film adhesive can be used to fix it by adhesive means. It is provided in the cavity opening 102A of the club head body 10A, so that the peripheral edge and back surface of the hitting panel 20A are respectively adhered to the peripheral groove wall of the cavity opening 102A and abutted against the annular wall 103A.

At this time, in the step of filling at least one plastic filling material 30A into the club head body 10A through the chamber opening 102A and fixing the striking face plate 20A in the chamber opening 102A of the club head body 10A, an adhesive material for bonding can be placed in advance between the chamber opening 102A of the club head body 10A and the striking face plate 20A. For example, the adhesive material can be placed in the abutting ring wall 103A of the club head body 10A or the peripheral groove wall of the chamber opening 102A. When the striking face plate 20A is fixed to the chamber opening 102A of the club head body 10A, the adhesive material can be placed in advance between the chamber opening 102A of the club head body 10A and the striking face plate 20A. Afterwards, in the subsequent step of heating the club head assembly 1A to form a club head product including a filling material, the heating temperature of the adhesive material and the filling material 30A is used to make the adhesive material simultaneously fix the striking face plate 20A in the club head body 10A, thereby completing the thermosetting formation of the filling material 30A and the hardening and fixing of the striking face plate 20A in the club head body 10A in the same step. In addition, the striking face plate 20A is not only fixed to the club head body 10A by the adhesive material, but also the back of the striking face plate 20A is adhered by the heat-fixed filling body 31A.

As shown in Figure 2, in the golf club head manufacturing method including filler material of the present invention, in order to enhance the interface bonding strength between the peripheral surface of the inner cavity 101A of the club head body 10A and the different materials of the filler material 30A, preforming is provided. After the step of having a club head body 10A and a hitting panel 20A with a cavity 100A, at least one plastic filling material 30A is filled into the club head body 10A through the cavity opening 102A, and the hitting panel 20A is Before fixing in the cavity opening 102A of the club head body 10A, a bridging agent is applied to the inner surface of the cavity 101A of the club head body 10A, and then the filling material 30A is filled into the mold cavity. , so that the filling material 30A is firmly combined with the surface of the inner cavity 101A through the bridging agent. Similarly, the back surface of the batting panel 20A can also be coated with a bridging agent, so that the filling material 30A is firmly combined with the back surface of the batting panel 20A through the bridging agent.

As shown in Figure 2, in the method of manufacturing a golf club head including filler material according to the present invention, in the step of heating the club head assembly 1A to produce a club head product including filler material, the heating temperature and heating time depend on the filling material. set according to the material. Furthermore, before filling at least one plastic filling material 30A into the club head body 10A through the cavity opening 102A, and fixing the hitting panel 20A in the cavity opening 102A of the club head body 10A, A preheating step may further be performed on the club head body 10A. Before the step of filling at least one plastic filling material 30A into the club head body 10A and fixing the hitting panel 20A in the cavity opening 102A of the club head body 10A, the club head body 10A is When the bridging agent is applied to the inner surface of the inner cavity 101A or the back surface of the batting panel 20A, the preheating step is performed after the bridging agent application step. This helps the filling material 30A to be filled into the club head in an environment with appropriate temperature. In the mold cavity of the main body 10A, the working time of the subsequent steps of heating the club head assembly 1A to produce a club head product containing filler material can be shortened. The heating temperature and heating time of the preheating are set according to the material of the club head body 10A and/or the hitting panel 20A, and the heating temperature of the filling material 30A for heating and solidification. Basically, the heating temperature of the preheating is lower than that of the filling material. The heating temperature and heating time for curing are also relatively short.

As shown in FIG. 7 and FIG. 8 , it discloses a flow chart of another embodiment of a golf club head manufacturing method including filler material of the present invention. The golf club head manufacturing method is used to manufacture a wood club head type golf club head. The product, as shown in FIGS. 7 to 11 , includes the following steps: providing a preformed head body 10B having a cavity 100B and at least one head component 20B, which is to form a head body 10B in the head body 10B. The chamber 100B includes an inner cavity 101B located inside the head body 10B, and at least one chamber opening 102B located on one side of the head body 10B and communicating with the inner cavity 101B. The head part 20B matches the cavity opening 102B; at least one plastic filling material 30B is placed into the head body 10B, and the head part 20B is fixed to the cavity of the head body 10B. The step in the opening 102B is to use the inner cavity 101B of the club head body 10B to provide a space for the filling material 30B to be placed, and to place a predetermined amount of the filling material 30B in the inner cavity through the cavity opening 102B. At least one predetermined position in 101B, the head component 20B is fixed in the corresponding cavity opening 102B of the head body 10B to form a head assembly 1B; and heating the head assembly 1B The step of forming a club head product containing filling material is to place the club head assembly 1B in an oven and heat it until the filling material 30B solidifies to form a filling body 31B, and then take it out to become the filling body 31B. Material club head products.

In the above, in the step of preforming a head body 10B and at least one head component 20B having a cavity 100B, the material of the head body 10B can be selected from stainless steel, titanium, titanium alloy, aluminum, aluminum alloy or Other metal materials, non-metallic materials such as carbon fiber or thermoplastic polymers can also be used material, or a combination of at least two dissimilar metal materials, or a combination of multiple dissimilar materials of some metal materials and some carbon fiber materials or non-metallic materials such as thermoplastic polymers, etc. The material of the head component 20B can be stainless steel, titanium, titanium alloy, aluminum, aluminum alloy or other metal materials, non-metallic materials such as carbon fiber, or a composite structure of at least two different materials.

The chamber opening 102B of the club head body 10B can be located on the front side, top or bottom of the club head body 10B, and the club head component 20B is a hitting panel, top cover or bottom plate corresponding to the position of the chamber opening 102B. . In this embodiment, when the chamber opening 102B is provided at the bottom or top of the club head body 10B, the preformed club head body 10B includes a club head base and a hitting panel located at the front end of the club head base. The hitting panel can be connected with the club head. The head base is integrally formed, or the hitting panel and the club head base can be formed as separately formed parts, and then integrated through mechanical bonding, adhesion or welding. The club head component 20B can be fixed in the cavity opening 102B of the club head body 10B by mechanical bonding or adhesive fixation using liquid adhesive, structural glue, or film adhesive.

The plastic filling material 30B can be made of at least one of raw silicone, rubber or other high molecular polymers. The material of the filling material 30B can be freely matched with the filling material 30A of appropriate hardness according to the hitting performance of the club head and the position inside the club head. When multiple filling materials 30B of the same or different hardness are selected, the multiple filling materials 30B are respectively filled in the predetermined positions of the inner cavity 101B of the club head body 10B. The chamber opening 102B of the inner cavity 101B corresponds to the club head component 20B and has a larger opening, which helps the multiple filling materials 30B to be accurately controlled to be filled in the predetermined positions in the inner cavity 101B of the club head body 10B through the larger opening-shaped chamber opening 102B.

In addition, in the step of placing at least one plastic filling material 30B into the club head body 10B and fixing the club head component 20B in the chamber opening 102B of the club head body 10B, at least one weight block 11 can be fixed in the inner cavity 101B of the club head body 10B by the filling material.

As shown in FIG. 8 , in the golf club head manufacturing method including filler material of the present invention, in order to enhance the interface bonding strength between the peripheral surface of the inner cavity 101B of the club head body 10B and the filling material, a preformed molding method is provided. After the steps of a club head body 10B and at least one club head component 20B in a cavity 100B, at least one plastic filling material 30B is placed into the club head body 10B, and the club head component 20B is fixed to the club Before the step in the cavity opening 102B of the head body 10B, the bridging agent is first applied to the inner surface of the predetermined filling position of the filling material 30B in the inner cavity 101B of the head body 10B, and then the filling material 30B is filled into the filling position. The mold cavity is formed so that the filling material 30B is firmly combined with the surface of the inner cavity 101B through the bridging agent.

As shown in FIG8 , in the method for manufacturing a golf club head including a filling material of the present invention, in the step of heating the club head assembly to form a club head product including the filling material, the heating temperature and heating time are set according to the filling material 30B. Furthermore, before the step of placing at least one plastic filling material 30B into the club head body 10B and fixing the club head component 20B in the cavity opening 102B of the club head body 10B, the club head body 10B may be further subjected to a preheating step. When a bridge agent is applied to the surface of the predetermined filling position of the filling material 30B in the inner cavity 101B of the club head body 10B before placing at least one plastic filling material 30B into the club head body 10B and fixing the club head component 20B in the cavity opening 102B of the club head body 10B, the preheating step is performed after the bridge agent application step. This helps the filling material 30B to be placed in the forming mold cavity of the club head body 10B in an environment of appropriate temperature, and can shorten the operation time of the subsequent step of heating the club head assembly to produce a club head product containing the filling material. The preheating temperature and heating time are set according to the material of the club head body 10B and the heating temperature of the filling material 30B for heating and curing. Basically, the preheating temperature is lower than the heating temperature of the filling material 30B for heating and curing, and the heating time is relatively short.

As can be seen from the above description, the manufacturing method of the golf club head of the present invention can not only make a golf club head including filler material, but also enhance the strength or provide shock-absorbing effect and other hitting performance by fixing and forming the filler material inside the club head. , the golf club head manufacturing method of the present invention utilizes a preformed club head body The inner cavities 101A and 101B of 10A and 10B provide mold cavities for plastic filling materials 30A and 30B or directly fill the space, and then the hitting panel 20A or the head component 20B is fixed in the head body 10A and 10B and the cavity is closed. The chamber is opened, and then heated, so that the filling materials 30A and 30B are solidified and fixed in the club head body 10A and 10B. This eliminates the need for the filling material to be pre-formed with a mold and then fixed in the club head body, thus simplifying the process. The process completes the manufacturing of the club head containing filler material. Accordingly, the present invention can reduce the manufacturing process and ensure the product quality of the club head. At the same time, it can also provide the manufacturer with the freedom to adjust the material and hardness of the filling material of the inner cavity. It can also use silicone, rubber, or polymers as the filling material. The filling material in the club head helps the club head to select appropriate filling materials according to different hitting performance.

Claims (10)

A method for manufacturing a golf club head including a filling material, which is used to manufacture a golf club head product of the type of an iron club head or a putter club head, comprising: providing a prefabricated club head body having a chamber and a striking face plate, wherein the chamber is formed in the club head body, the chamber comprising an inner cavity located inside the club head body, and a chamber opening located at the front end of the club head body and connected to the inner cavity, the striking face plate matching the chamber opening; filling at least one plastic filling material into the club head body through the chamber opening, and fixing the striking face plate in the chamber opening of the club head body to form a A step of forming a club head assembly, which is to use the inner cavity of the club head body as a forming mold cavity, fill the filling material into the forming mold cavity through the cavity opening, and fix the striking face plate in the cavity opening of the club head body and close the forming mold cavity to form a club head assembly; and a step of heating the club head assembly to form a club head product containing the filling material, which is to heat the club head assembly until the filling material is solidified to form a filling body, solidify the formed filling body and adhere the striking face plate to the front end of the club head body to form the golf club head product containing the filling material. The method of manufacturing a golf club head including filler material as described in claim 1, wherein in the step of providing a preformed club head body and a hitting panel with a cavity, the preformed club head body is in the cavity The inner periphery of the opening forms an abutting annular wall on one side adjacent to the inner cavity. The abutting annular wall and the peripheral groove wall of the chamber opening provide a location for the batting panel to be fixed; at least one plastic filling material is passed through the In the step of filling the cavity opening into the club head body and fixing the hitting panel in the cavity opening of the club head body, adhesive material is pre-placed around the periphery of the cavity opening of the club head body. At the groove wall and the ring wall, place the hitting panel into the cavity opening, and use a jig to press and fix the hitting panel into the club head body; In the step of heating the club head assembly to form a club head product containing a filling material, the heating temperature of the filling material is used to cause the adhesive material to adhere and fix the hitting panel to the club at the same time. in the head body. A method for manufacturing a golf club head including a filling material as described in claim 1 or 2, wherein before the step of filling at least one plastic filling material into the club head body through the cavity opening and fixing the striking face plate in the cavity opening of the club head body, it further includes: applying a bridging agent on the surface of the inner cavity of the club head body and/or the back of the striking face plate. The method for manufacturing a golf club head including a filling material as described in claim 1 or 2, wherein before the step of filling at least one plastic filling material into the club head body through the cavity opening and fixing the striking face plate in the cavity opening of the club head body, the method further includes: preheating the club head body, or preheating the club head body and the striking face plate, the preheating heating temperature being lower than the heating temperature of the filling material for heating and curing. The method for manufacturing a golf club head including filler material as described in claim 1 or 2, wherein at least one plastic filler material is filled into the club head body through the cavity opening, and the hitting panel is fixed on the Before the step of opening the cavity of the club head body, it also includes: applying a bridging agent to the surface of the inner cavity of the club head body and/or the back of the hitting panel, and then preheating the club head body. , or preheating the club head body and the hitting panel, and the preheating temperature is lower than the heating temperature of the filling material for heating and solidification. A golf club head manufacturing method including filler material, which is used to manufacture a golf club head product in the form of a wood club head, which includes: providing a step of preforming a club head body with a cavity and at least one club head component , which means that the cavity is formed in the club head body, and the cavity includes an inner cavity located inside the club head body, and at least one cavity opening located at the front end of the club head body and connected to the inner cavity, The head component matches the chamber opening; The step of placing at least one plastic filling material into the head body and fixing the head component to the cavity opening of the head body involves passing a predetermined amount of the filling material through the cavity. The opening is set at at least a predetermined position in the inner cavity of the club head body, and the club head component is fixed in the cavity opening of the club head body to form a club head assembly; and heating the club head assembly The step of forming a club head product containing filler material is to heat the club head assembly until the filler material is solidified and formed into a filling body, and the solidified filling body is adhered and fixed in the club head body. , becoming the golf club head product including the filler material. The method for manufacturing a golf club head including filler material as described in claim 6, wherein at least one plastic filler material is placed into the club head body, and the club head component is fixed to the club head body. In the step of opening the cavity, at least one weight is fixed in the inner cavity of the club head body with the filling material. A method for manufacturing a golf club head including a filling material as described in claim 6 or 7, wherein before placing at least one plastic filling material into the club head body and fixing the club head component in the cavity opening of the club head body, it also includes: applying a bridging agent on the surface of the predetermined filling position of the filling material in the inner cavity of the club head body. The method for making a golf club head including filler material as described in claim 6 or 7, wherein at least one plastic filler material is placed into the club head body, and the club head component is fixed on the surface of the club head body. Before the step of opening the chamber, the method further includes: preheating the club head body, and the heating temperature of the preheating is lower than the heating temperature of the filling material for heating and solidification. A method for manufacturing a golf club head including a filling material as described in claim 6 or 7, wherein before placing at least one plastic filling material into the club head body and fixing the club head component in the cavity opening of the club head body, it also includes: first applying a bridging agent on the surface of the predetermined filling position of the filling material in the inner cavity of the club head body, and then preheating the club head body, the preheating heating temperature is lower than the heating temperature of the heating and curing of the filling material.

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