TWI693149B - Hot stapler - Google Patents

Abstract

A hot stapler comprises a body, two heat conducting member, a power storage unit, a circuit and a switch. The body includes a head and a grip. The two heat conducting members are adapted to connect two ends of a staple. One end of each heat conducting member extends through the head, and the other end is exposed outside the body. The power storage unit is disposed in the grip and has a voltage value of not more than 6 volts. The circuit includes a first wire and a first resistor electrically connected between one of the two heat conducting members and the power storage unit, and a second wire and a second resistor electrically connected between the other heat conducting member and the power storage unit. The switch is disposed on the grip and is switchable between a power-on position and a power-off position, so that the current supplied by the power storage unit can flow to the respective heat conducting members via the first wire and the first resistor and the second wire and the second resistor respectively to generate heat and heat the staple.

Description

Hot nailing machine

The invention relates to a hot nail-planting machine, in particular to a low-voltage hot nail-planting machine which can cooperate with patch repairing broken plastic parts.

In general, the plastic parts of automobiles, such as bumpers and wheel-arc wide body kits, are damaged by external forces and other structural damage. It is difficult to use adhesives to repair the adhesive. Even if it is used, it will be due to adhesion. Insufficient and separated again. Therefore, plastic welding and repairing methods are currently used for welding, and the existing plastic hot nailing machines all use 110V or 220V AC power supply. When they are used, they must not only be applied in places with power supply, but also easy to use. The interference of the power cord can not adapt to various working environments. Therefore, how to overcome the above-mentioned problems of the existing hot nail-planting machine has become an urgent problem to be solved at present.

The thermal nailing machine provided by the invention includes a body, two heat conducting parts, an electric storage unit, a circuit and a switch button. The body includes a head and a grip. The two heat conducting parts are suitable for connecting the two foot ends of the patch, one end of each heat conducting part is pierced with a head, and the other end is exposed outside the body. The power storage unit is provided in the grip portion and has a voltage value not greater than 6 volts. The circuit includes a first wire and a first resistor that are electrically connected between one of the two heat-conducting members and the power storage unit, and a second wire and a second resistor that are electrically connected between the other heat-conducting member and the power storage unit. The switch button is provided in the holding part and can be switched between the power-on position and the power-off position, so that the current supplied by the power storage unit can flow to each heat conduction through the first wire and the first resistor and the second wire and the second resistor, respectively The piece generates heat energy and heats the patch.

In an embodiment of the invention, the power storage unit includes two disposable batteries connected in series.

In an embodiment of the invention, the voltage value of each disposable battery is 1.5 volts.

In an embodiment of the invention, the power storage unit includes a secondary battery.

In an embodiment of the invention, the secondary battery is a lithium battery or a nickel-metal hydride battery.

In an embodiment of the invention, the voltage value of the secondary battery is 3.7 volts.

In an embodiment of the invention, the resistance values of the first resistor and the second resistor are between 0.06 ohm and 0.2 ohm.

In an embodiment of the present invention, each heat-conducting member includes a guide rod, an insulating tube sleeved on the guide rod, and a metal cylinder sleeved on the insulation tube, each metal cylinder has a diameter hole and a shaft hole, the first wire and the second The wires are respectively threaded through the guide rods of the heat-conducting members and hooked to the diameter holes of the metal cylinders after being bent, and the shaft holes are arranged on the end surfaces of the metal cylinders and are suitable for the insertion of the foot ends of the patch.

In an embodiment of the invention, the switch button is slidably disposed on the grip portion.

In an embodiment of the invention, the first lead is electrically connected to the negative electrode of the power storage unit, and the second lead is electrically connected to the positive electrode of the power storage unit.

Based on the above, the thermal nailing machine provided by the above embodiments of the present invention is free from the limitation of the power cord by the power storage unit, and with the first resistor and the second resistor, only a low voltage power supply is required You can quickly heat the patch.

In order to make the above-mentioned features and advantages of the present invention more obvious and understandable, the embodiments are specifically described below in conjunction with the accompanying drawings for detailed description as follows.

FIG. 1 is a schematic view of the appearance of a hot nailing machine according to an embodiment of the invention. Fig. 2 is a partial exploded schematic view of the hot nail planter shown in Fig. 1. FIG. 3 is a schematic partial cross-sectional view of the hot nailing machine shown in FIG. 1. FIG. 4 is a schematic view of the hot nailing machine shown in FIG. 1. FIG. 5 is a schematic circuit diagram of the thermal nailing machine shown in FIG. 1. Please refer to FIG. 1 to FIG. 5. The thermal nailing machine of this embodiment includes a body 10, two heat conducting members 20, an electricity storage unit 30, a circuit 40 and a switch button 50.

The body 10 includes a head 11 and a grip 12. The two heat-conducting members 20 are adapted to be connected to the two leg ends 61 of a patch 60. One end of each heat-conducting member 20 penetrates the head 11 and the other end is exposed outside the body 10. Each heat-conducting member 20 includes a guide rod 21, a set of insulating tube 22 disposed on the guide rod 21, and a set of metal tube 23 disposed on the insulating tube 22. Each metal cylinder 23 has a diameter hole 231 and a shaft hole 232. The shaft hole 232 is disposed on the end surface of the metal cylinder 23 and is suitable for inserting the foot end 61 of the patch 60, and each metal cylinder 23 provides heat dissipation.

The power storage unit 30 is disposed in the grip portion 12 and has a voltage value not greater than 6 volts. The power storage unit 30 can include two or more disposable batteries connected in series, and the voltage value of each disposable battery is 1.5 volts. In addition, the power storage unit 30 can also include one or more secondary batteries. The secondary battery can be a lithium battery or a nickel-metal hydride battery, and the voltage value is 3.7 volts.

The circuit 40 includes a first wire 41 and a first resistor 42 that are electrically connected between one of the two thermally conductive members 20 and the electrical storage unit 30 and electrically connected between the other thermally conductive member 20 and the electrical storage unit 30 A second wire 43 and a second resistor 44. The first wire 41 is electrically connected to the negative electrode of the power storage unit 30, the second wire 43 is electrically connected to the positive electrode of the power storage unit 30, and the first wire 41 and the second wire 43 are respectively threaded through the guide rods 21 of the heat-conducting members 20 and are bent Folded and hooked to the diameter hole 231 of each metal tube 23. The resistance values of the first resistor 42 and the second resistor 44 can be between 0.06 ohm and 0.2 ohm. In addition, the first resistor 42 and the second resistor 44 can have the same resistance value.

The switch button 50 is slidably provided in the grip portion 12 and can be switched between a power-on position and a power-off position, so that the current supplied by the power storage unit 30 can pass through the first wire 41 and the first resistor 42 and the second wire 43 respectively The second resistor 44 flows to each heat conducting member 20 to generate heat energy and heat the patch 60.

As shown in FIG. 4, when operating the hot nailing machine, the user can first insert the two foot ends 61 of the patch 60 into the shaft holes 232 of each metal tube 23 and switch the switch button 50 to the energized position, causing the two The heat conducting member 20 starts to heat the patch 60. When the patch 60 reaches a certain temperature, the middle segment 62 between the two leg ends 61 is used to weld the broken part of the plastic product 70, the middle segment 62 is embedded in the broken part, and the two leg ends 61 are cut off to complete the plastic product 70 Patching.

In summary, the thermal nailing machine of this embodiment uses the power storage unit 30 to prevent the thermal nailing machine from being restricted by the traditional power supply line, and with the first resistor 42 and the second resistor 44, only low voltage power supply is needed The patch 60 can be quickly heated.

Although the present invention has been disclosed as above with examples, it is not intended to limit the present invention. Any person with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention shall be subject to the scope defined in the appended patent application.

10: Ontology 11: head 12: Grip 20: thermally conductive parts 21: Guide rod 22: Insulated tube 23: Metal cylinder 231: diameter hole 232: Shaft hole 30: Power storage unit 40: Circuit 41: The first wire 42: First resistor 43: second wire 44: Second resistor 50: switch button 60: Patch 61: Foot 62: Middle section 70: Plastic products

FIG. 1 is a schematic view of the appearance of a hot nailing machine according to an embodiment of the invention. Fig. 2 is a partial exploded schematic view of the hot nail planter shown in Fig. 1. FIG. 3 is a schematic partial cross-sectional view of the hot nailing machine shown in FIG. 1. FIG. 4 is a schematic view of the hot nailing machine shown in FIG. 1. FIG. 5 is a schematic circuit diagram of the thermal nailing machine shown in FIG. 1.

11: head

20: thermally conductive parts

21: Guide rod

22: Insulated tube

23: Metal cylinder

231: diameter hole

232: Shaft hole

41: The first wire

43: second wire

60: Patch

61: Foot

62: Middle section

Claims (9)

A hot nail-planting machine includes a body including a head and a holding portion; two heat-conducting parts, which are suitable for connecting the two foot ends of a patch, and one end of each heat-conducting part penetrates the head, and The other end is exposed outside the body; an electricity storage unit is provided in the grip portion and has a voltage value of not more than 6 volts; an electric circuit includes an electrical connection between one of the two thermally conductive members and the electricity storage unit A first wire and a first resistor, and a second wire and a second resistor electrically connected between the other heat conducting element and the power storage unit; and a switch button, which is disposed on the holding portion and Can be switched between the power-on position and the power-off position, so that the current supplied by the power storage unit can flow to each of the heat-conducting members through the first wire and the first resistor and the second wire and the second resistor, respectively Heat energy and heat the patch; wherein each of the heat-conducting parts includes a guide rod, a set of insulating tubes disposed on the guide rod, and a set of metal cylinders disposed on the insulating tube, each of the metal cylinders has a diameter hole and a shaft hole , The first conducting wire and the second conducting wire respectively penetrate the guide rods of the heat conducting members and are hooked to the diameter holes of the metal cylinders by bending, and the shaft holes are provided at the end surfaces of the metal cylinders And it is suitable for inserting each foot end of the patch. The thermal nailing machine according to item 1 of the patent application scope, wherein the power storage unit includes two disposable batteries connected in series with each other. The thermal nailing machine as described in item 2 of the patent application scope, wherein the voltage value of each disposable battery is 1.5 volts. The thermal nailing machine as described in item 1 of the patent application scope, wherein the power storage unit includes a secondary battery. The thermal nailing machine as described in item 4 of the patent application scope, wherein the secondary battery is a lithium battery or a nickel-metal hydride battery. The hot nailing machine as described in item 4 of the patent application scope, wherein the voltage value of the secondary battery is 3.7 volts. The thermal nailing machine as described in item 1 of the patent application scope, wherein the resistance values of the first resistor and the second resistor are between 0.06 ohm and 0.2 ohm. The hot nailing machine as described in item 1 of the patent application range, wherein the switch button is slidably disposed on the grip portion. The thermal nailing machine according to item 1 of the patent application scope, wherein the first lead is electrically connected to the negative electrode of the power storage unit, and the second lead is electrically connected to the positive electrode of the power storage unit.

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