CN114571042B - Electric welding gun with fireproof, radiation-proof and smoke-proof functions - Google Patents
Electric welding gun with fireproof, radiation-proof and smoke-proof functions Download PDFInfo
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- CN114571042B CN114571042B CN202210488915.6A CN202210488915A CN114571042B CN 114571042 B CN114571042 B CN 114571042B CN 202210488915 A CN202210488915 A CN 202210488915A CN 114571042 B CN114571042 B CN 114571042B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
Abstract
The invention belongs to the technical field of welding, in particular to an electric welding gun with fireproof, radiation-proof and smoke-proof functions, which solves the technical problems in the background art and comprises an insulating gun barrel, a ceramic sizing sleeve, a silver halide radiation-proof glass cover, an electric welding smoke dust collector and a fireproof cloth welding slag bag; the front end part of the insulating gun barrel is divided into three petals to form a three-petal clamp, and the rest part of the insulating gun barrel is used as a gun body; a copper pressing plate sliding groove, a sliding electrifying block, an electrifying clamping plate, an upper frosted ceramic driving wheel and a lower frosted ceramic driving wheel are arranged in the gun body; the electric welding smoke dust collector comprises a motor and fan blades, wherein the motor drives the fan blades through a first transmission wheel, and the motor drives an upper sand grinding ceramic transmission wheel and a lower sand grinding ceramic transmission wheel through a second transmission wheel. The electric welding gun can solve the problems that welding slag in electric welding operation cannot be stored, occupational diseases such as respiratory diseases and silicosis caused by scattered fire accidents and unsmooth air circulation environmental smoke cannot be eliminated, and skin pathological changes and eye vision influence caused by electric welding arc light are caused.
Description
Technical Field
The invention belongs to the technical field of welding, and particularly relates to an electric welding gun with fireproof, radiation-proof and smoke-proof functions.
Background
In modern equipment manufacturing construction, more engineering projects are involved in electric welding operation. The main hazards generated by electric welding operation are: fire hazard, arc light damage, silicosis and other potential safety hazards and occupational health hazards are caused. And life safety risks and property loss risks are brought to construction operation projects and operating personnel. The existing electric welding guns for electric welding operation only have the functions of electric welding and do not have the functions of fire prevention, radiation protection and smoke harm prevention.
Disclosure of Invention
The invention aims to provide a welding gun with fireproof, radiation-proof and smoke-proof functions, which solves the problem that welding slag cannot be attached and scattered around to cause fire; the problem that smoke dust in the environment with unsmooth air circulation cannot be eliminated, respiratory diseases and silicosis which are easily caused is solved; solves the problems of skin lesion caused by electric welding arc light, eye vision influence and the like.
The technical means for solving the technical problems of the invention is as follows: an electric welding gun with fireproof, radiation-proof and smoke-proof functions comprises an insulating gun barrel, a ceramic sizing sleeve with a bulge on the outer wall, a silver halide radiation-proof glass cover, an electric welding smoke dust collector and an electrified trigger device; the front end part of the insulating gun barrel is divided into three petals to form a three-petal clamp, the rest part of the insulating gun barrel is used as a gun body, a ceramic sizing sleeve is arranged in the three-petal clamp, the inner diameter of the ceramic sizing sleeve is matched with the thickness of an electric welding rod, the outer wall of the three-petal clamp is matched with a high-temperature resistant plastic tightener through external threads and threads, a silver halide radiation-proof glass cover is horn-shaped, namely, one end is a large opening and the other end is a small opening, the large opening is arranged forwards, and the small opening is detachably connected with the front end part of the three-petal clamp; the front end of the three-petal clamp is connected with a fireproof cloth welding slag bag through a detachable structure, and the fireproof cloth welding slag bag is positioned below a welding head of the welding rod; the bottom of the inner side of the gun body is provided with a copper pressing plate sliding groove along the length direction, a sliding electrifying block is in sliding fit in the copper pressing plate sliding groove, an electrifying splint for clamping a welding electrode is fixedly connected to the sliding electrifying block, and the rear end of the gun body is provided with an insulating end cover capable of being opened and closed; the gun body is also provided with an upper frosted ceramic driving wheel and a lower frosted ceramic driving wheel which are used for forward conveying of welding electrodes, and the welding electrodes are clamped between the upper frosted ceramic driving wheel and the lower frosted ceramic driving wheel; the electric welding smoke dust collector comprises a motor and a fan blade, wherein the motor is driven by a first driving wheel and a second driving wheel, the first driving wheel drives the fan blade, the second driving wheel is connected with an upper abrasive ceramic driving wheel and a lower abrasive ceramic driving wheel through a driving belt, an air inlet of the electric welding smoke dust collector is connected with the inside of a gun body, and an air outlet of the electric welding smoke dust collector is provided with a filter; it includes insulating trigger body, varistor, live wire and zero line that circular telegram trigger device opens and stops as control motor, and the rifle body still is connected with the insulating handle that is linked together with the rifle body, and varistor, live wire and zero line are arranged in insulating handle, and live wire and zero line are connected with external power source through the electric wire, and the live wire still is connected with clamp plate spout electricity, and the trigger body is fixed in the cross position department of the rifle body and insulating handle.
The ceramic sizing sleeve with the proper inner diameter is selected according to the thickness of the welding electrode, the ceramic sizing sleeve plays a role in fixing the welding electrode, and the three-flap clamp is used for clamping the ceramic sizing sleeve to enable the ceramic sizing sleeve not to shake, so that the welding electrode meeting the diameter requirement of the ceramic sizing sleeve can be smoothly output. The high-temperature-resistant plastic screwing device is used for screwing and fixing the three-clack clamping device, when the three-clack clamping device needs to be opened, the high-temperature-resistant plastic screwing device moves backwards, so that the high-temperature-resistant plastic screwing device is located on the gun body, the high-temperature-resistant plastic screwing device does not need to be taken down, the operation time is saved, and after the ceramic sizing sleeve and the three-clack clamping device are installed, the gas smoothness can be guaranteed due to gaps between protrusions on the outer wall of the ceramic sizing sleeve and the inner wall of the three-clack clamping device. The silver halide radiation-proof glass cover belongs to the special product for electric welding, and can be blackened when meeting strong light, so that it can be used for preventing the eye and skin function of welding arc light injury operation personnel. The fireproof cloth welding slag bag is positioned right below the front end of the welding electrode, can receive welding slag in time and can prevent splashed sparks from causing fire. The fireproof cloth welding slag bag and the silver halide radiation-proof glass cover are detachably connected, so that the installation of a ceramic sizing sleeve and a three-piece clamp is not influenced, an electric welding rod is inserted into a gun body from the side of the three-piece clamp, after an operator opens an insulating end cover, the tail end of the electric welding rod is clamped through a power-on clamping plate, then the insulating end cover is covered, the start and stop of a motor in an electric welding smoke dust collector can be controlled through a power-on trigger device, an insulating trigger body refers to a plate body which is in contact with hands and is an insulator, but the insulating trigger body serves as a switch and is provided with a connector connected with a power supply, the motor is communicated with a live wire at the rear end of a voltage transformation resistor through the insulating trigger body, the motor is switched on through the live wire, the current drives the motor to generate power, the first driving wheel and the second driving wheel to rotate after the motor is powered on, the first driving wheel drives a fan blade of the electric welding smoke dust collector to rotate, and the smoke dust generated when the electric welding rod is subjected to electric welding from the ceramic sizing sleeve and the ceramic sizing sleeve The air inlet of the electric welding smoke dust collector and the gun body are provided with the sealing ring, so that the suction force of the dust collector is strong, smoke dust is discharged from the filter after passing through the electric welding smoke dust collector, and therefore, the dust containing free silicon dioxide in the electric welding smoke dust is reduced, and the risk of silicosis is further reduced. The second drive wheel passes through the drive belt drive and goes up dull polish ceramic drive wheel and the rotation of dull polish ceramic drive wheel down, and then drives the centre gripping and at last dull polish ceramic drive wheel and the electric welding rod transmission forward between the dull polish ceramic drive wheel down, when the electric welding rod is the transmission forward, circular telegram splint, slip circular telegram piece can be along with electric welding rod forward movement in the lump, slip circular telegram piece when removing, can keep the circular telegram state with copper clamp plate spout, and then guarantee that the electric welding rod is circular telegram all the time.
Preferably, be provided with the dog that is located same vertical plane on the outer wall of tip before the three clamping piece of three lamella binding clasp respectively, still be provided with the recess that is located same vertical plane on the clamping piece outer wall that is located before the dog correspondingly, there is the pressure ball through spring coupling in the recess, the spring is higher than the outer wall surface of clamping piece when not receiving pressure in the pressure ball, the pressure ball can contract to the recess completely when the spring is compressed, silver halide radiation protection glass cover installs the back that targets in place, its osculum place tip card is to between pressure ball and the dog. When silver halide radiation protection glass cover was blocked from three lamella binding clasp front ends, the osculum of silver halide radiation protection glass cover can be earlier with three ball indentation recess, continue to move back silver halide radiation protection glass cover, until pushing away to the dog front end, dog and the spacing cooperation of silver halide radiation protection glass cover, the ball also popped out from the recess under the effect of spring this moment, the ball on outstanding clamping piece surface also can be with the inboard spacing cooperation of silver halide radiation protection glass cover, dog and ball are located same vertical plane respectively, guarantee silver halide radiation protection glass cover and connect firmly like this, it is all very convenient to set up the installation like this and dismantle silver halide radiation protection glass cover.
Preferably, the detachable structure for connecting the fireproof cloth welding slag bag comprises an open insulation clamping ring and an elastic ferrule, wherein the open insulation clamping ring and the elastic ferrule are fixedly connected through two supporting arms; the split insulating snap ring is made of elastic material and can be clamped onto the three-petal clamp from the split. The opening of fire prevention cloth welding slag bag passes through the elastic ferrule to support and opens, then two spinal branch strut arm fixed connection to opening insulation clasp of rethread both sides, during the installation, block the opening to three lamella binding clasp on, press down hard, opening insulation clasp deforms slightly and can block to three lamella binding clasp on, the elastic ferrule be convenient for with by the seamless butt joint of welding material shape, guarantee that the welding slag drops to in the fire prevention cloth welding slag bag as far as possible, strengthen the welding slag and accomodate the function, the at utmost reduces the welding slag and drops.
Preferably, the filter is an activated carbon electrofusion dust filter. The activated carbon can effectively adsorb free silicon dioxide dust in electric welding smoke dust, thereby reducing the suction amount of welders and reducing the occurrence probability of silicosis.
Preferably, the opening angle of the two side walls of the silver halide radiation protection glass cover is 150 degrees. The function of protecting the arc light is provided by utilizing the principle that silver halide changes color when meeting strong light in order to enlarge the radiation protection range.
The beneficial effects of the invention are: the electric welding gun is novel and unique, has a relatively simple structure, is low in cost, is convenient to operate, and is suitable for electric welding operation in most environments, and the problem that welding slag cannot be stored in the electric welding operation, so that the welding slag scatters everywhere, and fire accidents are caused can be solved; the problems of occupational diseases such as respiratory diseases, silicosis and the like caused by unsmooth air circulation and incapability of removing environmental smoke dust are solved; the problems that the electric welding arc light easily causes skin lesion, the eyesight of eyes is affected and the like are solved; the welding efficiency is improved while the construction safety, occupational health and environmental protection are improved; meets the construction requirements of safety, green and environmental protection.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a welding gun with fireproof, radiation-proof and smoke-proof functions according to the present invention.
Fig. 2 is an enlarged view of the structure of the stopper and the groove according to the present invention.
FIG. 3 is a top view of the welding slag bag of the fireproof cloth of the welding slag bag of the invention.
Fig. 4 is a schematic perspective view of the electric welding gun with fireproof, radiation-proof and smoke-proof functions according to the present invention.
Fig. 5 is a schematic structural view of the energizing clamp plate according to the present invention.
Fig. 6 is a schematic view of the connection structure of the split insulation clamp ring and the support arm according to the present invention.
In the figure: 1. a ceramic sizing sleeve; 2. a silver halide radiation-proof glass cover; 3. electric welding dust collector; 4. a three-petal clamp; 5. a gun body; 6. welding electrodes; 7. a high-temperature resistant plastic tightener; 8. a fireproof cloth welding slag bag; 9. a copper platen runner; 10. sliding the electrified block; 11. electrifying the clamping plate; 12. an insulating end cap; 13. polishing a ceramic transmission wheel; 14. a ground ceramic driving wheel is arranged; 15. a fan blade; 16. a transmission belt; 17. a filter; 18. an insulating trigger body; 19. an insulated grip; 20. a stopper; 21. a groove; 22. pressing the ball; 23. an open-ended insulating snap ring; 24. an elastic ferrule; 25. a support arm.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood 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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
An electric welding gun with fireproof, radiation-proof and smoke-proof functions is disclosed, as shown in fig. 1-6, comprising an insulating gun barrel, a ceramic sizing sleeve 1 with a bulge on the outer wall, a silver halide radiation-proof glass cover 2, an electric welding smoke dust collector 3 and an electrified trigger device; the front end part of an insulating gun barrel is divided into three petals to form a three-petal clamper 4, the rest part of the insulating gun barrel is used as a gun body 5, a ceramic sizing sleeve 1 is arranged in the three-petal clamper 4, the inner diameter of the ceramic sizing sleeve 1 is matched with the thickness of an electric welding rod 6, the outer wall of the three-petal clamper 4 is matched with a high-temperature resistant plastic tightener 7 through external threads, a silver halide radiation-proof glass cover 2 is horn-shaped, namely one end is a large opening and the other end is a small opening, the large opening is arranged forwards, and the small opening is detachably connected with the front end part of the three-petal clamper 4. in the specific embodiment, the outer walls of the front end parts of the three clamping pieces of the three-petal clamper 4 are respectively provided with a stop block 20 positioned in the same vertical plane, the outer wall of the clamping piece positioned in front of the stop block 20 is also correspondingly provided with a groove 21 positioned in the same vertical plane, the groove 21 is connected with a press ball 22 through a spring, and the press ball 22 is higher than the surface of the outer wall when the spring is not pressed, when the spring is pressed, the pressing ball 22 can be completely retracted into the groove 21, and after the silver halide radiation-proof glass cover 2 is installed in place, the end part of the small opening is clamped between the pressing ball 22 and the stop block 20; the opening angle of the side wall of the silver halide radiation-proof glass cover 2 is 150 degrees; the function of protecting arc light is provided by utilizing the principle that silver halide changes color when meeting strong light in order to enlarge the radiation protection range; the front end of the three-petal clamp 4 is connected with a fireproof cloth welding slag bag 8 through a detachable structure, the fireproof cloth welding slag bag 8 is positioned below a welding head of the welding electrode 6, the detachable structure for connecting the fireproof cloth welding slag bag 8 comprises an open insulation clamping ring 23 and an elastic ferrule 24, and the open insulation clamping ring 23 is fixedly connected with the elastic ferrule 24 through two supporting arms 25; the split insulation snap ring 23 is made of elastic material and can be clamped on the three-petal clamp 4 from the split; the bottom of the inner side of the gun body 5 is provided with a copper pressing plate sliding groove 9 along the length direction, a sliding electrifying block 10 is in sliding fit in the copper pressing plate sliding groove 9, an electrifying splint 11 for clamping an electric welding rod 6 is fixedly connected to the sliding electrifying block 10, the electrifying splint 11 is made of an electric conducting material, the electrifying splint 11 is connected with the sliding electrifying block 10 through a copper wire, and the rear end of the gun body 5 is provided with an insulating end cover 12 which can be opened and closed; an upper frosted ceramic driving wheel 13 and a lower frosted ceramic driving wheel 14 for forward conveying the welding rod 6 are also arranged in the gun body 5, and the welding rod 6 is clamped between the upper frosted ceramic driving wheel 13 and the lower frosted ceramic driving wheel 14; the electric welding smoke dust collector 3 comprises a motor and a fan blade 15, the motor is driven by a first driving wheel and a second driving wheel, the first driving wheel drives the fan blade 15, the second driving wheel is connected with an upper abrasive ceramic driving wheel 13 and a lower abrasive ceramic driving wheel 14 through a driving belt 16, an air inlet of the electric welding smoke dust collector 3 is connected with the inside of the gun body 5, an air outlet of the electric welding smoke dust collector 3 is provided with a filter 17, and the filter 17 is an activated carbon electric welding smoke dust filter; it includes insulating trigger body 18, varistor, live wire and zero line that circular telegram trigger device opens and shuts as the switch that control motor stopped, and the rifle body 5 still is connected with the insulating handle 19 that is linked together with the rifle body 5, and varistor, live wire and zero line are arranged in insulating handle 19, and live wire and zero line are connected with external power source through the electric wire, and the live wire still is connected with the clamp plate spout electricity, and the trigger body is fixed in the cross position department of the rifle body 5 and insulating handle 19.
The ceramic sizing sleeve 1 with the proper inner diameter is selected according to the thickness of the welding electrode 6, the ceramic sizing sleeve 1 plays a role in fixing the welding electrode 6, and the three-flap clamp 4 is used for clamping the ceramic sizing sleeve 1 to prevent the ceramic sizing sleeve 1 from shaking, so that the welding electrode 6 meeting the diameter requirement of the ceramic sizing sleeve 1 can be smoothly output. The high-temperature-resistant plastic tightener 7 is used for screwing and fixing the three-clack clamping device 4, when the three-clack clamping device 4 needs to be opened, the high-temperature-resistant plastic tightener 7 moves backwards, the high-temperature-resistant plastic tightener 7 is located on the gun body 5, the high-temperature-resistant plastic tightener 7 does not need to be taken down, operation time is saved, and after the ceramic sizing sleeve 1 and the three-clack clamping device 4 are installed, gas smoothness can be guaranteed due to the fact that gaps between protrusions on the outer wall of the ceramic sizing sleeve 1 and the inner wall of the three-clack clamping device 4. When silver halide radiation protection glass cover 2 was blocked from three-clack binding clasp 4 front end, silver halide radiation protection glass cover 2's osculum can be earlier three ball 22 indentation groove 21 of impressing, continue to retreat silver halide radiation protection glass cover 2 backward, until pushing away to dog 20 front end, dog 20 and silver halide radiation protection glass cover 2 spacing cooperation, ball 22 also bounces from groove 21 under the effect of spring this moment, the ball 22 on outstanding clamping piece surface also can with silver halide radiation protection glass cover 2 inboard spacing cooperation, dog 20 and ball 22 lie in same vertical plane respectively, guarantee silver halide radiation protection glass cover 2 and connect firmly like this, it is all very convenient to set up installation and dismantle silver halide radiation protection glass cover 2 like this. The silver halide radiation-proof glass shade 2 belongs to a special electric welding product, turns black when meeting strong light and is used for preventing the eyes and skin of operators from being damaged by electric welding arc light. Fireproof cloth welding slag bag 8 is located under 6 front ends of welding electrode, can in time receive the welding slag, and can prevent that the spark of splash from causing the conflagration, fireproof cloth welding slag bag 8's opening passes through elastic ferrule 24 and supports and open, then on two spinal branch vaulting arms 25 fixed connection to opening insulation snap ring 23 of rethread both sides, during the installation, block the opening to three lamella binding clasp 4 on, press down hard, opening insulation snap ring 23 deforms slightly and can block to three lamella binding clasp 4 on, elastic ferrule 24 be convenient for with by the seamless butt joint of welding material shape, guarantee that the welding slag drops to fireproof cloth welding slag bag 8 as far as possible, strengthen the welding slag and accomodate the function, the at utmost reduces the welding slag and drops. The fireproof cloth welding slag bag 8 and the silver halide radiation-proof glass cover 2 are detachably connected, so that the installation of the ceramic sizing sleeve 1 and the three-piece clamp 4 is not influenced, the welding rod 6 is inserted into the gun body 5 from the side of the three-piece clamp 4, an operator opens the insulating end cover 12 and clamps the tail end of the welding rod 6 through the electrifying clamping plate 11, then the insulating end cover 12 is covered, the starting and stopping of a motor in the welding smoke dust collector 3 can be controlled through the electrifying trigger device, the insulating trigger body 18 refers to a plate body which is in hand contact and is an insulator, but the insulating trigger body serves as a switch and is provided with a connector connected with a power supply, the motor is communicated with a live wire at the rear end of a transformer resistor through the insulating trigger body, the insulating trigger body 18 is triggered to enable the motor to be connected with the live wire, the current drives the motor to generate power, the first driving wheel and the second driving wheel to rotate after the motor is electrified, the first driving wheel to drive the fan blade 15 of the welding smoke dust collector 3 to rotate, and the welding rod 6 can generate electric welding when the welding The smoke dust is sucked into the gun body 5 from a gap between the ceramic sizing sleeve 1 and the ceramic sizing sleeve 1, a sealing ring is arranged between an air inlet of the electric welding smoke dust collector 3 and the gun body 5 to ensure that the suction force of the dust collector is strong, and the smoke dust is discharged from the filter 17 after passing through the electric welding smoke dust collector 3, so that the dust containing free silicon dioxide in the electric welding smoke dust is reduced, and the risk of silicosis is further reduced. The second drive wheel passes through 16 drives of drive belt and goes up dull polish ceramic drive wheel 13 and the rotation of dull polish ceramic drive wheel 14 down, and then drive centre gripping at last dull polish ceramic drive wheel 13 and the forward transmission of welding electrode 6 between the dull polish ceramic drive wheel 14 down, when welding electrode 6 is the transmission forward, circular telegram splint 11, slip circular telegram piece 10 can be along with welding electrode 6 moves forward in the lump, slip circular telegram piece 10 is when removing, can keep the circular telegram state with copper clamp plate spout 9, and then guarantee that welding electrode 6 switches on all the time.
When the electric welding gun is used, the high-temperature resistant plastic screwing device 7 is screwed down from the three-piece clamping device 4 and is arranged on the gun body 5, the three-piece clamping device 4 is opened, the welding rod 6 extends into the gun body 5 from the end of the three-piece clamping device 4, the insulating end cover 12 is opened by an operator, the tail part of the welding rod 6 is clamped by the electrifying clamping plate 11, the insulating end cover 12 is closed, the ceramic sizing sleeve 1 is penetrated on the welding rod 6 and is arranged in the three-piece clamping device 4, the three-piece clamping device 4 is locked by the high-temperature resistant plastic screwing device 7, the silver halide radiation-proof glass cover 2 and the fireproof cloth welding slag bag 8 are sequentially arranged, the electric welding gun is powered on, then the trigger body is pulled, the motor of the smoke dust electric welding dust collector 3 is started, the fan blade 15 of the electric welding dust collector 3 and the upper frosted ceramic driving wheel 13 and the lower frosted ceramic driving wheel 14 in the gun body 5 start to rotate, the welding rod 6 is driven by the upper frosted ceramic driving wheel 13 and the lower frosted ceramic driving wheel 14 to drive forwards, the electrified clamping plate 11 and the sliding electrified block 10 can slide in the copper pressing plate sliding groove 9 along with the welding rod 6, so that the welding rod 6 is always electrified in the moving process.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. A welding gun with fire-proof, radiation-proof and smoke-proof functions is characterized by comprising an insulating gun barrel, a silver halide radiation-proof glass cover (2), a welding smoke dust collector (3), a power-on trigger device and a ceramic sizing sleeve (1) with a bulge on the outer wall; the front end part of the insulating gun barrel is divided into three petals to form a three-petal clamp (4), the rest part of the insulating gun barrel is used as a gun body (5), a ceramic sizing sleeve (1) is arranged in the three-petal clamp (4), the inner diameter of the ceramic sizing sleeve (1) is matched with the thickness of a welding electrode (6), a high-temperature-resistant plastic tightener (7) is matched on the outer wall of the three-petal clamp (4) through external threads and threads, a silver halide radiation-proof glass cover (2) is horn-shaped, namely one end is a large opening and the other end is a small opening, the large opening is arranged forwards, and the small opening is detachably connected with the front end part of the three-petal clamp (4); the outer walls of the front end parts of three clamping pieces of the three-piece clamp (4) are respectively provided with a stop block (20) positioned in the same vertical plane, the outer wall of the clamping piece positioned in front of the stop block (20) is also correspondingly provided with a groove (21) positioned in the same vertical plane, the groove (21) is connected with a pressing ball (22) through a spring, the pressing ball (22) is higher than the surface of the outer wall of the clamping piece when the spring is not pressed, the pressing ball (22) can be completely contracted into the groove (21) when the spring is pressed, and after the silver halide radiation-proof glass cover (2) is installed in place, the end part of a small opening is clamped between the pressing ball (22) and the stop block (20); the front end of the three-petal clamp (4) is connected with a fireproof cloth welding slag bag (8) through a detachable structure, and the fireproof cloth welding slag bag (8) is positioned below a welding head of the welding electrode (6); the bottom of the inner side of the gun body (5) is provided with a copper pressing plate sliding groove (9) along the length direction, a sliding electrifying block (10) is in sliding fit in the copper pressing plate sliding groove (9), an electrifying splint (11) for clamping a welding electrode (6) is fixedly connected to the sliding electrifying block (10), and the rear end of the gun body (5) is provided with an insulating end cover (12) which can be opened and closed; an upper frosted ceramic driving wheel (13) and a lower frosted ceramic driving wheel (14) which are used for forward conveying the welding electrode (6) are also arranged in the gun body (5), and the welding electrode (6) is clamped between the upper frosted ceramic driving wheel (13) and the lower frosted ceramic driving wheel (14); the electric welding smoke dust collector (3) comprises a motor and a fan blade (15), the motor drives a first transmission wheel and a second transmission wheel, the first transmission wheel drives the fan blade (15), the second transmission wheel is connected with an upper frosted ceramic transmission wheel (13) and a lower frosted ceramic transmission wheel (14) through a transmission belt (16), an air inlet of the electric welding smoke dust collector (3) is connected with the inside of the gun body (5), and an air outlet of the electric welding smoke dust collector (3) is provided with a filter (17); switch that circular telegram trigger device opened and stops as control motor is its including insulating trigger body (18), varistor resistance, live wire and zero line, the rifle body (5) still is connected with insulating handle (19) that are linked together with the rifle body (5), varistor resistance, during insulating handle (19) were arranged in to live wire and zero line, live wire and zero line were connected with external power source through the electric wire, the live wire still is connected with copper clamp plate spout (9) electricity, the trigger body is fixed in the cross position department of the rifle body (5) and insulating handle (19).
2. The electric welding gun with the functions of fire prevention, radiation protection and smoke prevention as claimed in claim 1, wherein the detachable structure for connecting the fireproof cloth slag bag (8) comprises an open insulating snap ring (23) and an elastic ferrule (24), and the open insulating snap ring (23) is fixedly connected with the elastic ferrule (24) through two supporting arms (25); the split insulation snap ring (23) is made of elastic material and can be clamped onto the three-petal clamp (4) from the split.
3. A welding torch with fire, radiation and smoke protection as claimed in claim 2, characterised in that the filter (17) is an activated carbon welding fume filter.
4. The electric welding gun with fire, radiation and smoke protection functions according to any one of claims 1 to 3, characterized in that the opening angle of the two side walls of the silver halide radiation protection glass cover (2) is 150 °.
5. The electric welding gun with the functions of fire prevention, radiation protection and smoke prevention as claimed in claim 4, wherein a sealing ring is arranged between the air inlet of the electric welding smoke dust collector (3) and the gun body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210488915.6A CN114571042B (en) | 2022-05-07 | 2022-05-07 | Electric welding gun with fireproof, radiation-proof and smoke-proof functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210488915.6A CN114571042B (en) | 2022-05-07 | 2022-05-07 | Electric welding gun with fireproof, radiation-proof and smoke-proof functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114571042A CN114571042A (en) | 2022-06-03 |
| CN114571042B true CN114571042B (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210488915.6A Active CN114571042B (en) | 2022-05-07 | 2022-05-07 | Electric welding gun with fireproof, radiation-proof and smoke-proof functions |
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| CN116352220B (en) * | 2023-06-02 | 2024-01-30 | 江苏菲达宝开电气股份有限公司 | Sheet metal welding device |
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