阅读说明：本技术 一种基于陶瓷加热原理的塑料焊枪 (Plastic welding gun based on ceramic heating principle ) 是由 桑关祥 于 2019-10-21 设计创作，主要内容包括：本发明涉及焊枪技术领域,且公开了一种基于陶瓷加热原理的塑料焊枪,包括壳体,所述壳体的右侧固定连接有进气管,壳体的右侧固定连接有总电源线,壳体的外部活动连接有开关,壳体的左侧开设有防护环,防护环的内部开设有连接孔一,连接孔一的内部活动连接有螺母,螺母的内部活动连接有螺杆,螺杆的外部活动连接有固定板,固定板的内部开设有连接孔二,固定板的左侧固定连接有加热腔壳,加热腔壳的内部活动连接有绝缘层,绝缘层的内部活动连接有加热芯,通过加热芯和出气道的配合使用,从而达到稳定高效高速加热气体的作用,以便完成塑料的焊接,保证焊接的质量,通过加热芯和绝缘层的配合使用,从而达到绝缘隔热的作用。(The invention relates to the technical field of welding guns and discloses a plastic welding gun based on a ceramic heating principle, which comprises a shell, wherein the right side of the shell is fixedly connected with an air inlet pipe, the right side of the shell is fixedly connected with a main power line, the outer part of the shell is movably connected with a switch, the left side of the shell is provided with a protective ring, the inner part of the protective ring is provided with a first connecting hole, the inner part of the first connecting hole is movably connected with a nut, the inner part of the nut is movably connected with a screw rod, the outer part of the screw rod is movably connected with a fixed plate, the inner part of the fixed plate is provided with a second connecting hole, the left side of the fixed plate is fixedly connected with a heating cavity shell, the inner part of the heating cavity shell is movably connected with an insulating layer, the inner part of the insulating layer is, the heating core and the insulating layer are matched for use, so that the effects of insulation and heat insulation are achieved.)

1. A plastics welder based on ceramic heating principle, includes casing (1), its characterized in that: the right side of the shell (1) is fixedly connected with an air inlet pipe (2), the right side of the shell (1) is fixedly connected with a main power line (3), the outer portion of the shell (1) is movably connected with a switch (4), the left side of the shell (1) is provided with a protection ring (5), the inner portion of the protection ring (5) is provided with a first connecting hole (6), the inner portion of the first connecting hole (6) is movably connected with a nut (7), the inner portion of the nut (7) is movably connected with a screw rod (8), the outer portion of the screw rod (8) is movably connected with a fixing plate (9), the inner portion of the fixing plate (9) is provided with a second connecting hole (10), the left side of the fixing plate (9) is fixedly connected with a heating cavity shell (11), the inner portion of the heating cavity shell (11) is movably connected with an insulating layer (12), the inside swing joint of heating core (13) has gas outlet channel (15), and the left side fixedly connected with nozzle (16) of gas outlet channel (15), outside fixedly connected with welding rod hole (17) of nozzle (16), outside fixedly connected with welding rod baffle (18) in welding rod hole (17).

2. The ceramic heating principle plastic welding gun according to claim 1, characterized in that: the shell (1) and the protective ring (5) are circular, the maximum diameter of the protective ring (5) is larger than the diameter of the shell (1), and the minimum diameter of the protective ring (5) is equal to the diameter of the shell (1).

3. The ceramic heating principle plastic welding gun according to claim 1, characterized in that: the fixing plate (9) is circular, and the diameter of the fixing plate is equal to the maximum diameter of the protection ring (5).

4. The ceramic heating principle plastic welding gun according to claim 1, characterized in that: and the connecting hole I (6), the nut (7), the screw rod (8) and the connecting hole II (10) are provided with a plurality of groups, are respectively symmetrical about the center of the protective ring (5) and are connected with the protective ring (5) and the fixing plate (9).

5. The ceramic heating principle plastic welding gun according to claim 1, characterized in that: the insulating layer (12) is a ceramic material and is embedded inside the heating chamber (11).

6. The ceramic heating principle plastic welding gun according to claim 1, characterized in that: the heating core (13) is made of a heatable MCH ceramic heating body and is of an annular structure.

7. The ceramic heating principle plastic welding gun according to claim 1, characterized in that: the welding rod hole (17) is designed in an inclined mode, and the joint of the nozzle (16) and the welding rod hole (17) is overlapped into a hole which is designed in an inclined mode.

Technical Field

The invention relates to the technical field of welding guns, in particular to a plastic welding gun based on a ceramic heating principle.

Background

In recent years, the plastic industry is rapidly developed, the plastic industry can not be developed for plastic welding, a plastic welding gun is mainly used in plastic welding operation, a welding rod is welded on the plastic welding gun, the plastic welding gun generally mainly comprises a gun shell, a heating cavity and a nozzle, the gun shell is a handle part and mainly comprises an electric appliance element, a circuit board, an air inlet pipe and the like, the heating cavity generally comprises a heating core, an insulating layer, an air channel and the like, and the nozzle generally comprises bent metal.

The existing heating core of the plastic welding gun is generally composed of an electric heating wire and a welding iron, the heating speed is low and unstable, the temperature is not uniform, the quality of a plastic welding process is greatly influenced, the electric heating conversion efficiency is low, resources are wasted, the structure of the electric heating wire and the welding iron is unstable, the electric heating wire and the welding iron are easy to loosen, the service life is short, the quality of the welding gun is influenced, the existing insulating layer of the welding gun is generally made of rubber materials, if the welding gun is used for a long time, the heating core is easy to puncture the rubber layer, dangers are brought to users, and the use of.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a plastic welding gun based on a ceramic heating principle, which utilizes the ceramic heating principle to heat the temperature of the gas in the air duct, the ceramic heating has the advantages of high heating speed, uniform heating, stable heating temperature, effective guarantee of welding quality, high ceramic heating heat conversion efficiency, unnecessary waste avoidance, uncharged surface of a ceramic heating core, stable structure, good safety performance, no breakdown of an insulation voltage 4200V/S, no insulation resistance more than or equal to 100 MOmega, long service life and ceramic material of an insulating layer, due to the self heat resistance, insulativity and breakdown resistance of the ceramic, the use effect of the welding gun is further ensured, the possibility of breakdown is avoided, and the problems that the conventional plastic welding gun is slow and unstable in temperature rise, nonuniform in temperature, low in heat transfer rate, unstable in electric heating core structure, easy in breakdown of an insulating layer and short in service life are solved.

(II) technical scheme

In order to realize the purposes of high temperature rise speed, uniform heating, stable heating temperature, stable structure, good safety performance and long service life, the invention provides the following technical scheme: the utility model provides a plastics welder based on ceramic heating principle, which comprises a housin, the right side fixedly connected with intake pipe of casing, the right side fixedly connected with main power cord of casing, the outside swing joint of casing has the switch, the guard ring has been seted up in the left side of casing, connecting hole I has been seted up to the inside of guard ring, the inside swing joint of connecting hole I has the nut, the inside swing joint of nut has the screw rod, the outside swing joint of screw rod has the fixed plate, connecting hole two has been seted up to the inside of fixed plate, the left side fixedly connected with heating chamber shell of fixed plate, the inside swing joint of heating chamber shell has the insulating layer, the inside swing joint of insulating layer has the heating core, the outside fixedly connected with power cord of heating core, the inside swing joint of heating core has the ventiduct, the left side fixedly connected with nozzle of ventidu.

Preferably, the housing and the guard ring are circular, and the maximum diameter of the guard ring is larger than the diameter of the housing, and the minimum diameter of the guard ring is equal to the diameter of the housing.

Preferably, the fixing plate is circular and has a diameter equal to the maximum diameter of the guard ring.

Preferably, the first connecting hole, the nut, the screw and the second connecting hole are provided with a plurality of groups, and the first connecting hole, the nut, the screw and the second connecting hole are respectively connected with the protective ring and the fixing plate symmetrically about the center of the protective ring.

Preferably, the insulating layer is a ceramic material and is embedded within the heating chamber.

Preferably, the heating core is made of a heatable MCH ceramic heating body and has an annular structure.

Preferably, the electrode hole is designed in an inclined manner, and the joint of the nozzle and the electrode hole is overlapped to form a hole which is designed in an inclined manner.

(III) advantageous effects

Compared with the prior art, the invention provides a plastic welding gun based on a ceramic heating principle, which has the following beneficial effects:

1. this plastics welder based on ceramic heating principle uses through the cooperation of heating core and gas outlet channel to reach the effect of stabilizing high-efficient high-speed heating gas, so that accomplish the welding of plastics, guarantee welded quality.

2. This plastics welder based on ceramic heating principle uses through the cooperation of heating core and insulating layer to reach insulating thermal-insulated effect, and prevent to puncture, produce danger to the human body, guarantee safe in utilizationly.

3. This plastics welder based on ceramic heating principle uses through the cooperation of nozzle, welding rod hole and welding rod baffle, makes the welding rod pass through the welding rod hole, can singlehanded welder, and the piece is held up to another hand, further guarantees welded quality.

Drawings

FIG. 1 is a schematic view of a structural plastic welding torch body according to the present invention;

FIG. 2 is a schematic view of the blowing port of the present invention;

figure 3 is a schematic cross-sectional and front view of a heating core of the present invention construction.

In the figure: the welding rod heating device comprises a shell 1, an air inlet pipe 2, a main power line 3, a switch 4, a protective ring 5, a first connecting hole 6, a nut 7, a screw rod 8, a fixing plate 9, a second connecting hole 10, a heating cavity shell 11, an insulating layer 12, a heating core 13, a power line 14, an air outlet channel 15, a nozzle 16, a welding rod hole 17 and a welding rod baffle 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a plastic welding gun based on a ceramic heating principle comprises a shell 1, an air inlet pipe 2 is fixedly connected to the right side of the shell 1, a main power line 3 is fixedly connected to the right side of the shell 1, a switch 4 is movably connected to the outside of the shell 1, a protection ring 5 is arranged on the left side of the shell 1, the shell 1 and the protection ring 5 are circular, the maximum diameter of the protection ring 5 is larger than the diameter of the shell 1, the minimum diameter of the protection ring 5 is equal to the diameter of the shell 1, a connecting hole I6 is arranged inside the protection ring 5, a nut 7 is movably connected to the inside of the connecting hole I6, a screw 8 is movably connected to the inside of the nut 7, a fixing plate 9 is movably connected to the outside of the screw 8, the fixing plate 9 is circular, the diameter of the fixing plate is equal to the maximum diameter of the protection ring, The screw 8 and the second connecting hole 10 are provided with a plurality of groups, which are respectively symmetrical about the center of the protective ring 5 and are connected with the protective ring 5 and the fixing plate 9, the left side of the fixing plate 9 is fixedly connected with a heating cavity shell 11, the inside of the heating cavity shell 11 is movably connected with an insulating layer 12, the insulating layer 12 is made of a ceramic material and is embedded in the heating cavity 11, the heating core 13 and the insulating layer 12 are matched for use, so that the insulating and heat-insulating effects are achieved, the puncture is prevented, the danger is generated to a human body, the use safety is ensured, the inside of the insulating layer 12 is movably connected with the heating core 13, the heating core 13 is made of a heatable MCH ceramic heating body and is of an annular structure, the power wire 14 is fixedly connected to the outside of the heating core 13, the inside of the heating core 13 is movably connected with the gas outlet channel 15, and the gas is, so as to accomplish the welding of plastics, guarantee the welded quality, the left side fixedly connected with nozzle 16 of ventiduct 15, the outside fixedly connected with welding rod hole 17 of nozzle 16, welding rod hole 17 slope design, the junction coincidence of nozzle 16 and welding rod hole 17 is a hole, and for the slope design, the outside fixedly connected with welding rod baffle 18 of welding rod hole 17, through nozzle 16, the cooperation of welding rod hole 17 and welding rod baffle 18 is used, make the welding rod pass through welding rod hole 17, can hand welder, another hand holds up the welding piece, further guarantee the welded quality.

When the welding rod heating device is used, the switch 4 is turned on, the heatable ceramic of the heating core 13 is electrified, the heatable ceramic is rapidly heated to reach a constant temperature, gas enters the gas outlet channel 15 through the gas inlet pipe 2, the gas in the gas outlet channel 15 is heated by the heating core 13, the gas outlet channel 15 is fixedly connected with the nozzle 16, the gas is sprayed out from the nozzle 16, a welding rod penetrates through the welding rod hole 17, the welding rod is pressed at a welding position by the aid of the welding rod baffle 18, the high-temperature gas sprayed out from the nozzle 16 melts the welding rod for welding, a welding gun is dragged, and the welding rod moves under the limiting action of the welding rod.

To sum up, this plastics welder based on ceramic heating principle uses through the cooperation of heating core 13 and gas off-take 15, thereby reach the effect of stable high-efficient high-speed heating gas, so that accomplish the welding of plastics, guarantee welded quality, use through the cooperation of heating core 13 and insulating layer 12, thereby reach the insulating effect that insulates against heat, and prevent to puncture, produce danger to the human body, guarantee safe in utilizationly, use through nozzle 16, welding rod hole 17 and the cooperation of welding rod baffle 18, make the welding rod pass welding rod hole 17, can singlehanded welder, another holds up the welding piece with the hand, further guarantee welded quality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.