TWI453289B - Magnesium nut manufacturing method and magnesium nut member thereof - Google Patents

Description

Magnesium nut manufacturing method and magnesium nut component thereof

The present invention relates to a magnesium nut manufacturing method and a magnesium nut member thereof; and more particularly to a magnesium nut manufacturing method and a magnesium nut thereof by using a direct heating treatment magnesium wire [or magnesium rod] method; element.

[Magnesium-based alloy screw and method of manufacturing the same], the method of manufacturing a magnesium alloy screw includes the steps of: head forging step [head-forging] Step]; and thread rolling step [thread-rolling step]. The head forging step uses a holding die to fix a magnesium alloy wire, and then uses a forming punch to form a screw head.

In the step of head forging, the fixed mold and the forming punch are heated to a predetermined temperature, which is between 140 ° C and 250 ° C. Further, the magnesium alloy wire is heated to the predetermined temperature by a predetermined temperature of the fixed mold and the forming punch, that is, the magnesium alloy wire is subjected to indirectly heating treatment.

However, the No. 20060130947 needs to heat the predetermined temperature of the fixed mold and the forming punch first, and then heating the magnesium alloy wire to the predetermined temperature by using the predetermined temperature of the fixed mold and the forming punch not only has the disadvantage of complicated process, but also There is a continuing need to repeatedly heat the stationary mold and the forming punch to maintain its predetermined temperature [i.e., operating temperature] to reheat the magnesium alloy wire to the predetermined temperature, so that its indirect heat treatment has the disadvantage of increasing energy consumption and manufacturing cost.

In short, the magnesium alloy screw manufacturing method of No. 20060130947 is not suitable for mass production of screws or nuts, so it is necessary to further improve the manufacturing method thereof to improve the complexity of the aforementioned process, increase energy consumption and increase manufacturing cost. . In other words, the conventional magnesium alloy screw manufacturing method necessarily has the potential need to provide a more suitable process method for mass production.

For example, conventional nuts made of general material properties include: brass nuts, aluminum nut, alloy steel nut, stainless steel nut [stainless steel nut] Stainless steel flange nut, stainless steel flange nylon insert lock nut, stainless steel hexagon nut [stainless steel hex nut], stainless steel hexagonal heavy nut [stainless steel heavy] Hex nut], weathering steel heavy steel hex nut, nylon insert lock nut, stainless steel nylon insert lock nut, zinc pressure nut [zinc die casting nut], iron cap/nylon cap combination cap [din and domed cap nut] and flange nylon insert lock nut [flange nylon insert lock nut].

In view of the above, the present invention provides a magnesium nut manufacturing method and a magnesium nut member thereof, which are formed by directly heating a magnesium wire [or magnesium rod] to form a magnesium nut, or use the heat preservation and direct The magnesium nut (or magnesium rod) is heat-treated to form a magnesium nut, or the magnesium nut is formed by directly heating and heat-treating the magnesium wire [or magnesium rod] to achieve a simplified process and a low manufacturing cost.

The main object of the present invention is to provide a magnesium nut manufacturing method and a magnesium nut member thereof, which are formed by directly heating a magnesium wire [or magnesium rod] to form a magnesium nut, or the magnesium wire is treated by heat preservation and direct heat treatment [or The magnesium rod is made into a magnesium nut, or the magnesium nut is made by directly heating and heat-treating the magnesium wire [or magnesium rod] to achieve a simplified process and a low manufacturing cost.

In order to achieve the above object, a magnesium nut manufacturing method according to a preferred embodiment of the present invention includes: providing a magnesium wire or a magnesium rod; directly heating the magnesium wire or the magnesium rod to a predetermined temperature; and the magnesium wire or The magnesium rod is formed into a nut and a through hole, and an internal thread is formed on the surface of the through hole.

A magnesium nut manufacturing method according to another preferred embodiment of the present invention comprises: providing a magnesium wire or a magnesium rod; maintaining the magnesium wire or the magnesium rod by direct heat treatment to a predetermined temperature; and the magnesium wire or magnesium The rod is formed into a nut and a through hole, and an internal thread is formed on the surface of the through hole.

A magnesium nut manufacturing method according to another preferred embodiment of the present invention comprises: providing a magnesium wire or a magnesium rod; directly heating and heat-treating the magnesium wire or magnesium rod to a predetermined temperature; and the magnesium wire or magnesium The rod is formed into a nut and a through hole, and an internal thread is formed on the surface of the through hole.

The magnesium nut member of the preferred embodiment of the present invention forms a magnesium nut finished product by directly heating the magnesium wire or the magnesium rod.

The magnesium nut component of the preferred embodiment of the present invention forms a magnesium nut finished product by means of heat preservation and direct heat treatment of magnesium wire or magnesium rod.

The magnesium nut component of the preferred embodiment of the present invention forms a magnesium nut finished product by direct heating and heat treatment of magnesium wire or magnesium rod.

The magnesium wire or magnesium rod of the preferred embodiment of the invention is made of a magnesium alloy.

The predetermined temperature of the preferred embodiment of the invention is between 100 ° C and 300 ° C.

In the preferred embodiment of the invention, the thermal insulation treatment is applied to the magnesium wire or magnesium rod using a heat insulating material.

In the preferred embodiment of the invention, the insulating material is selected from an inorganic material or an organic material.

The inorganic material of the preferred embodiment of the invention is selected from the group consisting of graphite or boron nitride.

In the preferred embodiment of the present invention, the magnesium wire or the magnesium rod is formed into a magnesium nut by a forging type when the nut is molded.

In the preferred embodiment of the present invention, the magnesium wire or the magnesium rod is used to form the magnesium nut product by tapping molding when the thread is formed.

In order to fully understand the present invention, the preferred embodiments of the present invention are described in detail below and are not intended to limit the invention.

The magnesium nut manufacturing method and the magnesium nut member thereof according to the preferred embodiment of the present invention are suitable for producing various nuts, for example, comprising: a square nut, a hex nut, a hexagonal heavy nut [heavy hex nut], hexagonal cap nut [hex cap nut], hexagonal serrated nut [hex serrated nut], hexagonal flange nut [hex flange nut], hexagonal grooving nut [hex slotted nut], thin screw Cap [hex jam nut], round nut [round nut], dome nut [domed cap nut], U-nut [U nut], T-nut [T nut], gecko nut [anchor nut] , wheel nut, wing nut, eye nut, kep nut, clinch nut, high nut [hex coupling nut or high nut], pipe nut, spring nut, heavy duty wheel hub nut, iron bead cap nut, metal preset [all-metal prevailing torque type nut], closed end acorn nut, conical washer nut, flat washer nut, self-locking screw [self-locking nut], sliding nut, SLN-SLN self-locking nut, welding nut, high strength nut, construction Threading nut, hex machine screw nut, large size nut, other special nut, but it is not intended to limit the scope of the invention.

The magnesium nut component of the preferred embodiment of the present invention is a magnesium-based alloy which is different from other general nut materials, and the magnesium nut member of the preferred embodiment of the present invention has magnesium material properties. For example, general nut materials include low carbon steel, medium carbon steel, alloy steel, copper or stainless steel, and the like.

Fig. 1 is a flow chart showing a method of manufacturing a magnesium nut according to a first preferred embodiment of the present invention. Referring to FIG. 1, the magnesium nut manufacturing method of the first preferred embodiment of the present invention first provides a magnesium wire or a magnesium bar in the first performing step S1A. The magnesium wire or magnesium rod is made of a magnesium alloy, and the magnesium wire or magnesium rod has an appropriate diameter to form a magnesium nut member.

Referring to FIG. 1 again, the magnesium nut manufacturing method of the first preferred embodiment of the present invention is followed by feeding the magnesium wire or the magnesium rod through a heater [heater] in the second execution step S2A. The magnesium wire or the magnesium rod is subjected to direct heat treatment to a predetermined temperature. The predetermined temperature of the preferred embodiment of the invention is between 100 ° C and 300 ° C, but is not intended to limit the scope of the invention.

4 is a front elevational view showing a magnesium nut of a preferred embodiment of the present invention; and FIG. 5 is a front elevational view showing a finished magnesium nut according to a preferred embodiment of the present invention, which is compared with the magnesium nut of FIG. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 6 is a side elevational view, partly in section, of a finished magnesium cage according to a preferred embodiment of the present invention, which is a schematic view of the finished magnesium cage according to Fig. 5.

Referring to Figures 1 and 4 again, the magnesium nut manufacturing method of the first preferred embodiment of the present invention is followed by a nut forming machine on the magnesium wire or magnesium rod in the third performing step S3A. [nut-forming machine] Forms a nut embryo. In the magnesium wire or magnesium rod of the preferred embodiment of the present invention, the magnesium wire or the magnesium rod is made into a magnesium nut blank 1 by a forging process when the nut is molded. And forming a suitable edge around the magnesium nut 1 , for example, a hex nut [as shown in FIG. 4 ], and forming a pass in a suitable manner in the center of the magnesium nut 1 [eg, extrusion molding] Hole [through hole].

Referring to FIGS. 1 and 5 again, in the third execution step S3A, the surface of the through hole of the magnesium nut 1 is formed by a tapping method or a thread-tapping machine. An inner thread 11 is formed to form a magnesium nut finished product 10, i.e., a magnesium nut member of the preferred embodiment of the present invention.

For example, in the preferred embodiment of the present invention, the nut 1 is formed with a single thread, a double thread, a high-low thread, or a tri-lobular thread. However, it is not intended to limit the scope of the invention. Referring again to FIG. 5, finally, surface treatment is suitably performed on the magnesium nut finished product 10, but it is not intended to limit the scope of the present invention.

Fig. 2 is a flow chart showing a method of manufacturing a magnesium nut according to a second preferred embodiment of the present invention. Referring to FIG. 2, the steps S1B and S3B of the magnesium nut manufacturing method of the second preferred embodiment are identical to the steps S1A and S3A of the magnesium nut manufacturing method of the first preferred embodiment of the device. The execution steps S1B, S3B of the second preferred embodiment may be incorporated with reference to the first preferred embodiment, and details are not described herein.

Referring to FIG. 2 again, the magnesium nut manufacturing method according to the second preferred embodiment of the present invention is in the second performing step S2B, wherein the magnesium wire or the magnesium rod is insulated and directly heated to treat the magnesium. The wire or magnesium rod is directly heat treated to a predetermined temperature. The magnesium wire or the magnesium rod is applied to the magnesium wire or the magnesium rod by using a thermal isolating material before being passed through a heater to prevent heat loss of the magnesium wire or the magnesium rod after heating. [heat loss] to the outside world.

In the preferred embodiment of the invention, the insulating material is selected from an inorganic material or an organic material. For example, the inorganic material of the preferred embodiment of the invention is selected from the group consisting of graphite or boron nitride [BN], but it is not intended to limit the scope of the invention.

Fig. 3 is a flow chart showing a method of manufacturing a magnesium nut according to a third preferred embodiment of the present invention. Referring to FIG. 3, the steps S1C and S3C of the magnesium nut manufacturing method of the third preferred embodiment are identical to the steps S1A and S3A of the magnesium nut manufacturing method of the first preferred embodiment of the device. The execution steps S1C, S3C of the third preferred embodiment may be incorporated with reference to the first preferred embodiment, and details are not described herein.

Referring to FIG. 3 again, with respect to the second preferred embodiment of the present invention, the magnesium nut manufacturing method according to the third preferred embodiment of the present invention is the magnesium wire or the magnesium rod in the second performing step S2C. Direct heating and heat treatment. The magnesium wire or the magnesium rod is sent to pass through a heater, and then coated on the magnesium wire or the magnesium rod with a heat insulating material to prevent heat loss of the magnesium wire or the magnesium rod to the outside after heating.

The foregoing preferred embodiments are merely illustrative of the invention and the technical features thereof, and the techniques of the embodiments can be carried out with various substantial equivalent modifications and/or alternatives; therefore, the scope of the invention is subject to the appended claims. The scope defined by the scope shall prevail.

S1A, S2A, S3A. . . Steps

S1B, S2B, S3B. . . Steps

S1C, S2C, S3C. . . Steps

1. . . Nut embryo

10. . . Magnesium nut finished product

11. . . Internal thread

Fig. 1 is a flow chart showing a method of manufacturing a magnesium nut according to a first preferred embodiment of the present invention.

Fig. 2 is a flow chart showing a method of manufacturing a magnesium nut according to a second preferred embodiment of the present invention.

Fig. 3 is a flow chart showing a method of manufacturing a magnesium nut according to a third preferred embodiment of the present invention.

Figure 4 is a front elevational view of a magnesium nut embryo in accordance with a preferred embodiment of the present invention.

Figure 5 is a front elevational view of the finished magnesium nut of the preferred embodiment of the present invention.

Figure 6 is a side elevational view, partly in section, of the finished magnesium nut of the preferred embodiment of the present invention.

S1A. . . Steps

S2A. . . Steps

S3A. . . Steps

Claims (8)

A method for manufacturing a magnesium nut, comprising: providing a magnesium wire or a magnesium rod; directly heating the magnesium wire or the magnesium rod, or directly heating and then heat-treating to a predetermined temperature, the heat treatment system Applying a heat insulating material to the magnesium wire or the magnesium rod, and the heat insulating material is selected from an inorganic material or an organic material; and molding the magnesium wire or the magnesium rod into a nut and a through hole, and An internal thread is formed on the surface of the through hole. The magnesium nut manufacturing method according to claim 1, wherein the magnesium wire or the magnesium rod is made of a magnesium alloy, and the predetermined temperature is between 100 ° C and 300 ° C. The method for manufacturing a magnesium nut according to claim 1, wherein the magnesium wire or the magnesium rod is formed into a magnesium nut by a forging type when the nut is molded. And the nut embryo forms the finished product of the magnesium nut by tapping when the inner thread is formed. The method for producing a magnesium nut according to claim 1, wherein the inorganic material is selected from the group consisting of graphite or boron nitride. A magnesium nut component, which is formed by directly heat-treating or directly forming a magnesium nut product by directly heating and then heat-treating a magnesium wire or a magnesium rod, and the heat treatment is applied to the magnesium by using a heat insulating material. On the wire, and the insulating material is selected from an inorganic material or an organic material. The magnesium nut member according to claim 5, wherein the magnesium wire or magnesium rod is made of a magnesium alloy, and the direct heating treatment has a predetermined temperature of between 100 ° C and 300 ° C. The magnesium nut member according to claim 5, wherein the magnesium wire or the magnesium rod is formed into a magnesium nut by a forging type when forming a nut. When the nut is molded, the nut is made into a magnesium nut finished product by tapping. The magnesium nut member according to claim 5, wherein the inorganic material is selected from graphite or boron nitride.