CN110253106B - Welding equipment between boiler parts - Google Patents

Welding equipment between boiler parts Download PDF

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Publication number
CN110253106B
CN110253106B CN201910523068.0A CN201910523068A CN110253106B CN 110253106 B CN110253106 B CN 110253106B CN 201910523068 A CN201910523068 A CN 201910523068A CN 110253106 B CN110253106 B CN 110253106B
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China
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cavity
fixedly connected
gear
welding
gas
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CN110253106A (en
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刘金燕
武春华
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Yantai Huanfeng Environmental Protection Engineering Co ltd
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Zhejiang Tai Bang Electric Co ltd
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Publication of CN110253106A publication Critical patent/CN110253106A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K5/00Gas flame welding
    • B23K5/02Seam welding
    • B23K5/08Welding circumferential seams
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K5/00Gas flame welding
    • B23K5/22Auxiliary equipment, e.g. backings, guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K5/00Gas flame welding
    • B23K5/22Auxiliary equipment, e.g. backings, guides
    • B23K5/24Arrangements for supporting torches

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Arc Welding In General (AREA)

Abstract

The invention discloses welding equipment between boiler parts, which comprises a workbench and a working chamber, wherein the working chamber is arranged in the workbench, the opening of the working chamber is right, a welding sliding groove with a downward opening and extending left and right is arranged on the inner wall of the top of the working chamber, a welding moving mechanism is arranged in the welding sliding groove, the welding moving mechanism is fixedly connected with a connecting rod extending up and down, the connecting rod is fixedly connected with a welding head positioned in the working chamber, the rear end of the working chamber is provided with a gas tube cavity with a rightward opening, the inner wall of the lower end of the gas tube cavity is provided with a gas hose fixedly connected with the welding head in a penetrating way, and the other end of the gas hose is provided with a gas transmission device; the invention has simple structure, convenient use and high working efficiency.

Description

Welding equipment between boiler parts
Technical Field
The invention relates to the field of welding, in particular to a welding device for boiler parts.
Background
At present, the welding operation between the boiler parts generally depends on a welding device operated by workers, danger can be brought to operators in the operation process, the working efficiency is not ideal, the welding cost is relatively high, the invention further improves the boiler in the technical aspect, improves the working efficiency, reduces the welding cost, reduces the necessity of manual operation as much as possible, and fundamentally solves the problems.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a welding device between boiler parts, which can solve the above problems in the prior art.
The invention is realized by the following technical scheme: the invention relates to welding equipment between boiler parts, which comprises a workbench and a working chamber arranged in the workbench and provided with a right opening, wherein the inner wall of the top of the working chamber is communicated with a welding sliding groove with a downward opening and extending leftwards and rightwards, a welding moving mechanism is arranged in the welding sliding groove, the welding moving mechanism is fixedly connected with a connecting rod extending upwards and downwards, the connecting rod is fixedly connected with a welding head positioned in the working chamber, the rear end of the working chamber is communicated with a gas tube cavity with a rightward opening, the inner wall of the lower end of the gas tube cavity is provided with a gas hose fixedly connected with the welding head in a penetrating way, the other end of the gas hose is provided with a gas conveying device, the inner wall of the lower end of the working chamber is communicated with a clamp sliding groove with an upward opening and extending forwards and backwards, the rear end of the clamp sliding groove is provided with a first gear cavity, and a first threaded rod extending forwards and backwards is connected between the first gear cavity and the clamp sliding groove in a rotating fit manner, first threaded rod front end threaded connection has and is located fixture in the anchor clamps sliding tray, first threaded rod rear end fixedly connected with drive mechanism, the working chamber lower extreme is equipped with the conversion chamber, conversion chamber left end inner wall inlays and is equipped with the motor, the terminal fixedly connected with drive straight-teeth gear of motor output shaft, drive straight-teeth gear meshing is connected with the shifter.
As a preferable technical solution, the welding moving mechanism includes a second gear cavity provided at a left end of the welding sliding groove, a second threaded rod is connected between the second gear cavity and the welding sliding groove in a rotationally matched manner, a first sliding block connected with the welding sliding groove in a sliding manner is connected to a right end of the second threaded rod in a threaded manner, the first sliding block is fixedly connected with the connecting rod, a first bevel gear provided in the second gear cavity is fixedly connected to a left end of the second threaded rod, a pulley cavity extending up and down is provided at a front end of the second gear cavity, a first rotating shaft extending back and forth is connected between the pulley cavity and the second gear cavity in a rotationally matched manner, a second bevel gear engaged with the first bevel gear is fixedly connected to a rear end of the first rotating shaft, and a first pulley provided in the pulley cavity is fixedly connected to a front end of the first rotating shaft, the pulley chamber rear end inner wall hinge is connected and is located the second band pulley of first band pulley lower extreme, the second band pulley with power is connected with first belt between the first band pulley, the pulley chamber with communicate with each other and be equipped with the transition chamber of extending about between the conversion chamber, conversion chamber left end inner wall fixedly connected with is located the conversion chamber with the fixed plate of extending about the transition chamber looks isonymy, the second axis of rotation that extends around the fixed plate normal running fit is connected with, second axis of rotation front end fixedly connected with third band pulley, the third band pulley with power is connected with the second belt between the second band pulley, second axis of rotation rear end sliding connection has first straight-teeth gear of accepting, is convenient for provide power for moving mechanism.
As preferred technical scheme, wherein fixture includes first threaded rod front end threaded connection have with the second sliding block of anchor clamps sliding tray sliding fit connection and front and back symmetry, the second sliding block top fixedly connected with anchor clamps body, be equipped with the ascending centre gripping groove of opening in the anchor clamps body, centre gripping groove right-hand member inner wall runs through and is equipped with the sliding hole that leads of extending about, lead sliding hole sliding fit connection have about extend lead the slide bar, lead slide bar left end fixedly connected with and be located the movable grip block of centre gripping inslot, the activity grip block with it has the spring to support between the inner wall of centre gripping groove right-hand member to press, centre gripping groove left end inner wall fixedly connected with be used for with the fixed grip block of activity grip block butt, the centre gripping welding spare part of being convenient for.
As a preferable technical solution, the transmission mechanism includes a third bevel gear fixedly connected to the rear end of the first threaded rod and located in the first gear cavity, a third gear cavity is disposed at the lower end of the first gear cavity, a third rotating shaft is connected between the third gear cavity and the first gear cavity in a rotating fit manner, a fourth bevel gear fixedly connected to the upper end of the third rotating shaft and engaged with the third bevel gear, a fifth bevel gear located in the third gear cavity is fixedly connected to the lower end of the third rotating shaft, a fourth rotating shaft extending forward and backward is connected between the third gear cavity and the converting cavity in a rotating fit manner, a sixth bevel gear engaged with the fifth bevel gear is fixedly connected to the rear end of the fourth rotating shaft, and a second spur gear located in the converting cavity is fixedly connected to the front end of the fourth rotating shaft, so as to provide power for the movement of the clamp.
As preferred technical scheme, wherein the shifter includes workstation right-hand member terminal surface hinge is connected with and is located the shift lever that shift chamber right-hand member just inclines backward, shift chamber right-hand member inner wall runs through and is equipped with the sliding hole that longitudinal symmetry just controlled the extension, sliding hole do not in sliding hole sliding fit be connected with shift lever hinged joint just controlled the sliding rod that extends, sliding rod left end normal running fit is connected with and is located shift intracavity front and back extension dwang, the dwang be close to symmetrical end fixedly connected with be used for with driven bevel gear that the drive bevel gear meshing is connected, symmetrical end fixedly connected with be used for with first conversion spur gear that accepts spur gear and second and accept the spur gear meshing and be connected is kept away from to the dwang, is convenient for control driven conversion.
As a preferred technical scheme, wherein the gas transmission device comprises a gas cylinder cavity which is symmetrical in the front and back and has an opening towards the left and is arranged at the lower end of the gas cylinder cavity, a base is arranged on the inner wall of the bottom of the gas cylinder cavity, a gas cylinder is arranged on the end face of the upper end of the base, a connecting body which extends up and down is arranged between the gas cylinder cavity and the gas cylinder cavity in a penetrating manner, the lower end of the connecting body is connected with the top of the gas cylinder through a flange interface and a screw thread, and the upper end of the connecting body is fixedly connected with a gas hose so.
According to the technical scheme, the welding head comprises a welding ring with a right opening and fixedly connected with the lower end of the connecting rod, a flame nozzle is arranged in the welding ring, a gas cavity is formed in the welding ring, the left end of the welding ring is fixedly connected with a gas mixing pipe fixedly connected with a gas hose, a gas channel communicated with the gas cavity is formed in the gas mixing pipe, the middle of the gas channel is connected with a rotating valve rod extending up and down in a rotating fit mode, the rotating valve rod is fixedly connected with a gas valve plate connected with the gas channel in a rotating fit mode, and gas mixing and size adjustment are facilitated.
The invention has the beneficial effects that: when the device is in an initial state, the clamp body is symmetrically arranged at the front side and the rear side of the working cavity, the welding ring is arranged at the left end of the clamp body, the movable clamping block is abutted against the fixed clamping block, the gas valve plate is in a closed state, the second bearing straight gear is in meshed connection with the rear end conversion straight gear, the first bearing straight gear is separated from the front end conversion straight gear, the driving bevel gear is in meshed connection with the rear end driven bevel gear, and the whole device is in a static state, so that the work is carried out smoothly and orderly.
When the device of the invention is used for working, the movable clamping block and the fixed clamping block are separated by pulling the slide guide rod, the welding parts are placed between the movable clamping block and the fixed clamping block, then the hand is loosened to clamp the welding parts under the action of the restoring elasticity of the spring, the motor is started to drive the driving bevel gear to rotate, the driven bevel gear at the rear end is driven to rotate, the conversion straight gear at the rear end is driven to rotate by the rotating rod, the second receiving straight gear is driven to rotate, the fifth bevel gear is driven to rotate by the fourth rotating shaft, the sixth bevel gear is driven to rotate, the fourth bevel gear is driven to rotate by the third rotating shaft, the third bevel gear is driven to rotate, and the clamps are driven to approach each other by the first threaded rod, until the welding parts on the two sides are mutually abutted, at the moment, the conversion rod is shifted to enable the front end driven bevel gear to be meshed with the driving bevel gear, the first receiving straight gear is meshed with the front end conversion straight gear, the rear end driven bevel gear is separated from the driving bevel gear, the rear end conversion straight gear is separated from the second receiving straight gear, the first receiving straight gear drives the third belt wheel to rotate through the second rotating shaft, then drives the second belt wheel to rotate through the second belt, then drives the first belt wheel to rotate through the first belt, then drives the second bevel gear to rotate through the first rotating shaft, then drives the first straight gear to rotate, then drives the first sliding block to slide rightwards through the second threaded rod, then drives the welding ring to move rightwards through the connecting rod, and opening the gas valve plate until the welding parts are wrapped by the flame nozzle, introducing gas into the gas cavity, igniting to enable the flame nozzle to be ignited for welding, and facilitating the welding by utilizing flame.
When welding needs to be stored, the gas valve plate is closed to extinguish flame, the welding ring is controlled to return to the initial position, the welding parts on the clamp body are taken down, the motor is controlled to drive the clamp body to return to the initial position, the device is restored to the initial state, and maintenance and next use are facilitated.
The gas welding device is simple in structure and convenient to use, the transmission mechanism and the rotating mechanism are arranged in the whole device, so that the linkage of the device is strong, the spring mechanism is arranged, the device is more convenient to operate and control, the valve body structure is arranged to control the gas to be switched on and off, the annular welding head is used for carrying out all-dimensional welding, the sliding clamping mechanism is used for effectively splicing welding parts together for welding, the switching mechanism is used for realizing different controls, the working efficiency is greatly improved, and the welding cost is saved.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall construction of a welding apparatus for welding between boiler parts according to the present invention;
FIG. 2 is a schematic cross-sectional view of B in FIG. 1;
FIG. 3 is a schematic cross-sectional view of A in FIG. 1;
fig. 4 is a schematic cross-sectional view of C in fig. 1.
Detailed Description
For ease of description, as shown in fig. 1-4, the orientations described below are now defined as follows: the up-down, left-right, front-back direction is consistent with the up-down, left-right, front-back direction of the projection relation of the figure 1, the welding equipment comprises a workbench 100 and a working chamber 126 with a right opening arranged in the workbench 100, the inner wall of the top of the working chamber 126 is communicated with a welding sliding groove 123 with a downward opening and a left-right extension, a welding moving mechanism is arranged in the welding sliding groove 123, the welding moving mechanism is fixedly connected with a connecting rod 125 with an up-down extension, the connecting rod 125 is fixedly connected with a welding head positioned in the working chamber 126, the rear end of the working chamber 126 is communicated with an air tube chamber 101 with a right opening, the inner wall of the lower end of the air tube chamber 101 is communicated with an air hose 102 fixedly connected with the welding head, the other end of the air hose 102 is provided with an air conveying device, the inner wall of the lower end of the working chamber 126 is communicated with a clamp sliding groove 138 with an upward opening and a front-back extension, the anchor clamps sliding tray 138 rear end is equipped with first gear chamber 140, first gear chamber 140 with the first threaded rod 136 that extends around normal running fit is connected with between the anchor clamps sliding tray 138, first threaded rod 136 front end threaded connection has and is located fixture in the anchor clamps sliding tray 138, first threaded rod 136 rear end fixedly connected with drive mechanism, working chamber 126 lower extreme is equipped with conversion chamber 135, the 135 left end inner wall of conversion chamber inlays and is equipped with motor 158, the terminal fixedly connected with drive spur gear 161 of motor 158 output shaft, drive spur gear 161 meshing is connected with the shifter.
Advantageously, the welding moving mechanism includes a second gear cavity 121 at the left end of the welding sliding groove 123, a second threaded rod 122 is connected between the second gear cavity 121 and the welding sliding groove 123 in a rotationally fitted manner, a first sliding block 124 connected with the welding sliding groove 123 in a rotationally fitted manner is connected to the right end of the second threaded rod 122 in a threaded manner, the first sliding block 124 is fixedly connected with the connecting rod 125, a first bevel gear 119 located in the second gear cavity 121 is fixedly connected to the left end of the second threaded rod 122, a pulley cavity 151 extending up and down is arranged at the front end of the second gear cavity 121, a first rotating shaft 147 extending back and forth is connected between the pulley cavity 151 and the second gear cavity 121 in a rotationally fitted manner, a second bevel gear 120 for meshing engagement with the first bevel gear 119 is fixedly connected to the rear end of the first rotating shaft 147, a first pulley 150 fixedly located in the pulley cavity 151 is fixedly connected to the front end of the first rotating shaft 147, the rear end inner wall of the belt wheel cavity 151 is hinged to a second belt wheel 154 located at the lower end of the first belt wheel 150, a first belt 148 is connected between the second belt wheel 154 and the first belt wheel 150 in a power mode, the belt wheel cavity 151 and a transition cavity 157 extending left and right is arranged between the conversion cavity 135 in a communication mode, the left end inner wall of the conversion cavity 135 is fixedly connected with a fixing plate 162 extending left and right of the conversion cavity 135 and the transition cavity 157 at the same position, the fixing plate 162 is connected with a second rotating shaft 163 extending front and back in a rotating matching mode, the front end of the second rotating shaft 163 is fixedly connected with a third belt wheel 156, the third belt wheel 156 and the second belt wheel 154 are connected with a second belt 153 in a power mode, and the rear end of the second rotating shaft 163 is connected with a first bearing straight gear 164 in a sliding mode so that power can be provided for the moving mechanism.
Beneficially, the clamping mechanism includes a second sliding block 137 which is connected with the front end of the first threaded rod 136 in a sliding fit manner and is symmetrical front and back, a clamp body 127 is fixedly connected to the top of the second sliding block 137, a clamping groove 128 with an upward opening is arranged in the clamp body 127, a sliding guide hole 131 which extends left and right is arranged on the inner wall of the right end of the clamping groove 128 in a penetrating manner, a sliding guide rod 130 which extends left and right is connected with the sliding guide hole 131 in a sliding fit manner, the tail end of the left end of the sliding guide rod 130 is fixedly connected with a movable clamping block 132 which is located in the clamping groove 128, a spring 129 is pressed between the movable clamping block 132 and the inner wall of the right end of the clamping groove 128, and a fixed clamping block 133 which is used for being abutted against the movable clamping block 132 is fixedly connected to the inner wall of the left end of the clamping.
Advantageously, the transmission mechanism comprises a third bevel gear 139 fixedly connected to the rear end of the first threaded rod 136 and located in the first gear cavity 140, a third gear cavity 143 is formed at the lower end of the first gear cavity 140, a third rotating shaft 142 is fixedly connected between the third gear cavity 143 and the first gear cavity 140 in a rotating fit manner, a fourth bevel gear 141 is fixedly connected to the upper end of the third rotating shaft 142 in a meshing engagement manner with the third bevel gear 139, a fifth bevel gear 146 is fixedly connected to the lower end of the third rotating shaft 142 in a rotating fit manner and located in the third gear cavity 143, a fourth rotating shaft 144 extending back and forth is fixedly connected between the third gear cavity 143 and the converting cavity 135 in a rotating fit manner, a sixth bevel gear 145 is fixedly connected to the rear end of the fourth rotating shaft 144 in a meshing engagement manner with the fifth bevel gear 146, and a second receiving spur gear 159 is fixedly connected to the front end of the fourth rotating shaft 144, so as to provide power for the movement of the clamp.
Beneficially, wherein the conversion mechanism includes that the right end face of the workbench 100 is hinged to a conversion rod 167 which is located at the right end of the conversion cavity 135 and inclines backwards, the inner wall of the right end of the conversion cavity 135 is provided with sliding holes 166 which are vertically symmetrical and extend left and right, a sliding rod 165 which is hinged to the conversion rod 167 and extends left and right is connected to the sliding hole 166 in a non-sliding fit manner, a rotating rod 168 which extends front and back in the conversion cavity 135 is connected to the left end of the sliding rod 165 in a rotating fit manner, the rotating rod 168 is close to a symmetrical end and is fixedly connected with a driven bevel gear 160 which is in meshed connection with the driving bevel gear, and the rotating rod 168 is far away from the symmetrical end and is fixedly connected with a conversion spur gear 169 which is in meshed connection with the first receiving spur gear 164 and the second receiving spur gear 159, so as to facilitate the conversion of control transmission.
Beneficially, the gas transmission device comprises a gas tank cavity 110 which is symmetrical front and back and is opened to the left and is arranged at the lower end of the gas tank cavity 101, a base 111 is arranged on the inner wall of the bottom of the gas tank cavity 110, a gas tank 109 is arranged on the upper end face of the base 111, a connecting body 104 which extends up and down is arranged between the gas tank cavity 110 and the gas tank cavity 101 in a penetrating mode, the lower end of the connecting body 104 and the top of the gas tank 109 are in threaded connection through a screw 106 through a flange interface 107, and the upper end of the connecting body 104 is fixedly connected with the gas hose 102, so that oxygen and fuel gas can be provided for welding work conveniently.
Advantageously, the welding head includes a welding ring 118 with a right opening fixedly connected to the lower end of the connecting rod 125, a flame spray nozzle 117 is arranged in the welding ring 118, a gas chamber 116 is arranged in the welding ring 118, a gas mixing pipe 114 fixedly connected to the gas hose 102 is fixedly connected to the left end of the welding ring 118, a gas passage 115 communicated with the gas chamber 116 is arranged in the gas mixing pipe 114, a rotary valve rod 113 extending up and down is rotatably connected to the middle of the gas passage 115 in a matching manner, and a gas valve plate 112 rotatably connected to the gas passage 115 is fixedly connected to the rotary valve rod 113 in a matching manner, so that gas mixing and size adjustment are facilitated.
When the device is in an initial state, the clamp body is symmetrically positioned at the front side and the rear side of the working cavity 126, the welding ring 118 is positioned at the left end of the clamp body 127, the movable clamping block 132 is abutted with the fixed clamping block 133, the gas valve plate 112 is in a closed state, the second receiving spur gear 159 is in meshing connection with the rear end conversion spur gear 169, the first receiving spur gear 164 is separated from the front end conversion spur gear 169, the driving bevel gear 161 is in meshing connection with the rear end driven bevel gear, and the whole device is in a static state, so that the work is carried out smoothly and orderly.
When the device of the present invention is used for working, the sliding guide bar 130 is pulled to separate the movable clamping block 132 from the fixed clamping block 133, the welding parts are placed between the movable clamping block 132 and the fixed clamping block 133, then the hand is released to clamp the welding parts under the action of the restoring elasticity of the spring 129, the motor 158 is started to drive the driving bevel gear 161 to rotate, the driven bevel gear 160 at the rear end is driven to rotate, the rotating rod 168 drives the converting spur gear 169 at the rear end to rotate, the second receiving spur gear 159 is driven to rotate, the fourth rotating shaft 144 drives the fifth bevel gear 146 to rotate, the sixth bevel gear 145 is driven to rotate, the third rotating shaft 142 drives the fourth bevel gear 141 to rotate, and the third bevel gear 139 is driven to rotate, then the first threaded rod 136 drives the clamp bodies 127 to approach each other until the welding parts on both sides abut against each other, at this time, the switching rod 167 is toggled to make the front end of the driven bevel gear 160 engage with the driving bevel gear 161, the first receiving spur gear 164 engages with the front end of the switching spur gear 169, the rear end of the driven bevel gear 160 disengages from the driving bevel gear 161, the rear end of the switching spur gear disengages from the second receiving spur gear 159, the first receiving spur gear 164 drives the third pulley 156 to rotate through the second rotating shaft 163, then the second pulley 154 is driven to rotate through the second belt 153, then the first pulley 150 is driven to rotate through the first belt 148, then the second bevel gear 120 is driven to rotate through the first rotating shaft 147, and then the first spur gear 119 is driven to rotate, then the second threaded rod 122 drives the first sliding block 124 to slide rightwards, and then the connecting rod 125 drives the welding ring 118 to move rightwards until the welding part is wrapped by the flame nozzle 117, the gas valve plate 112 is opened, gas is introduced into the gas cavity 116, and ignition is performed to fire the flame nozzle 117 for welding, so that flame welding is facilitated.
When the welding needs to be stored, the gas valve plate 112 is closed, so that flame is extinguished, the welding ring 118 is controlled to return to the initial position, the welding parts on the clamp body 127 are taken down, the motor is controlled to drive the clamp body 127 to return to the initial position, and the device is restored to the initial state, so that the device is convenient to maintain and use next time.
The invention has the beneficial effects that:
the gas welding device is simple in structure and convenient to use, the transmission mechanism and the rotating mechanism are arranged in the whole device, so that the linkage of the device is strong, the spring mechanism is arranged, the device is more convenient to operate and control, the valve body structure is arranged to control the gas to be switched on and off, the annular welding head is used for carrying out all-dimensional welding, the sliding clamping mechanism is used for effectively splicing welding parts together for welding, the switching mechanism is used for realizing different controls, the working efficiency is greatly improved, and the welding cost is saved.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims (1)

1. A welding device between boiler parts comprises a workbench and a working chamber arranged in the workbench and provided with a right opening, wherein the inner wall of the top of the working chamber is communicated with a welding sliding groove with a downward opening and extending left and right, a welding moving mechanism is arranged in the welding sliding groove, the welding moving mechanism is fixedly connected with a connecting rod extending up and down, the connecting rod is fixedly connected with a welding head positioned in the working chamber, the rear end of the working chamber is communicated with a gas tube cavity with a rightward opening, a gas hose fixedly connected with the welding head is arranged on the inner wall of the lower end of the gas tube cavity in a penetrating manner, the other end of the gas hose is provided with a gas conveying device, the inner wall of the lower end of the working chamber is communicated with a clamp sliding groove with an upward opening and extending front and back, the rear end of the clamp sliding groove is provided with a first gear cavity, and a first threaded rod extending front and back is connected between the first gear cavity and the clamp sliding groove in a rotating fit manner, the front end of the first threaded rod is in threaded connection with a clamping mechanism positioned in the fixture sliding groove, the tail end of the rear end of the first threaded rod is fixedly connected with a transmission mechanism, the lower end of the working cavity is provided with a conversion cavity, the inner wall of the left end of the conversion cavity is embedded with a motor, the tail end of an output shaft of the motor is fixedly connected with a driving straight gear, and the driving straight gear is in meshing connection with a conversion mechanism;
the welding moving mechanism comprises a second gear cavity arranged at the left end of the welding sliding groove, a second threaded rod is connected between the second gear cavity and the welding sliding groove in a rotating fit manner, a first sliding block connected with the welding sliding groove in a sliding fit manner is connected with the right end of the second threaded rod in a threaded manner, the first sliding block is fixedly connected with the connecting rod, a first bevel gear positioned in the second gear cavity is fixedly connected at the left end of the second threaded rod, a belt wheel cavity extending up and down is arranged at the front end of the second gear cavity, a first rotating shaft extending back and forth is connected between the belt wheel cavity and the second gear cavity in a rotating fit manner, a second bevel gear engaged with the first bevel gear is fixedly connected at the rear end of the first rotating shaft, a first belt wheel positioned in the belt wheel cavity is fixedly connected at the front end of the first rotating shaft, and a second belt wheel positioned at the lower end of the first belt wheel is hinged on the inner wall at the rear end of the belt wheel cavity, a first belt is in power connection with the second belt wheel and the first belt wheel, a transition cavity extending left and right is communicated between the belt wheel cavity and the conversion cavity, a fixing plate located at the same position of the conversion cavity and the transition cavity and extending left and right is fixedly connected to the inner wall of the left end of the conversion cavity, the fixing plate is in rotating fit connection with a second rotating shaft extending front and back, a third belt wheel is fixedly connected to the front end of the second rotating shaft, a second belt is in power connection with the third belt wheel, and a first bearing straight gear is in sliding connection with the tail end of the rear end of the second rotating shaft, so that power is provided for the moving mechanism;
the clamping mechanism comprises a second sliding block which is connected with the front end of the first threaded rod in a threaded manner in a sliding fit mode and is symmetrical front and back, a clamp body is fixedly connected to the top of the second sliding block, a clamping groove with an upward opening is formed in the clamp body, a sliding guide hole extending left and right is formed in the inner wall of the right end of the clamping groove in a penetrating mode, a sliding guide rod extending left and right is connected in the sliding guide hole in a sliding fit mode, the tail end of the left end of the sliding guide rod is fixedly connected with a movable clamping block located in the clamping groove, a spring is pressed between the movable clamping block and the inner wall of the right end of the clamping groove in a supporting mode, and a fixed clamping block used for being abutted against the movable clamping block is fixedly connected to the inner wall of the left end of the clamping groove, so that welded parts can be clamped conveniently;
the transmission mechanism comprises a third bevel gear fixedly connected with the tail end of the rear end of the first threaded rod and positioned in the first gear cavity, a third gear cavity is arranged at the lower end of the first gear cavity, a third rotating shaft is connected between the third gear cavity and the first gear cavity in a rotating fit manner, a fourth bevel gear fixedly connected with the upper end of the third rotating shaft and used for being in gear fit connection with the third bevel gear, a fifth bevel gear positioned in the third gear cavity is fixedly connected with the tail end of the lower end of the third rotating shaft, a fourth rotating shaft extending forwards and backwards is connected between the third gear cavity and the conversion cavity in a rotating fit manner, a sixth bevel gear in gear fit connection with the fifth bevel gear is fixedly connected with the tail end of the rear end of the fourth rotating shaft, and a second receiving straight gear positioned in the conversion cavity is fixedly connected with the tail end of the front end of the fourth rotating shaft, the power is conveniently provided for the movement of the clamp;
the conversion mechanism comprises a conversion rod which is hinged to the end face of the right end of the workbench and is positioned at the right end of the conversion cavity and inclines backwards, sliding holes which are symmetrical up and down and extend left and right are arranged in the inner wall of the right end of the conversion cavity in a penetrating mode, sliding rods which are hinged to the conversion rod and extend left and right are connected in a non-sliding fit mode in the sliding holes, a rotating rod which is positioned in the conversion cavity and extends front and back is connected in a rotating fit mode at the left end of the sliding rod, a driven bevel gear which is used for being in meshed connection with the driving bevel gear is fixedly connected to the rotating rod close to the symmetrical end, and a conversion straight gear which is used for being in meshed connection with the first receiving straight gear and the second receiving straight gear is fixedly connected to the rotating rod far away from the symmetrical end, so that transmission conversion is controlled;
the gas transmission device comprises a gas tube cavity, a base is arranged on the inner wall of the bottom of the gas tube cavity, a gas tube is placed on the end face of the upper end of the base, a connector extending up and down is arranged between the gas tube cavity and the gas tube cavity in a penetrating mode, the lower end of the connector is in threaded connection with the top of the gas tube through a flange connector by a screw rod, and the upper end of the connector is fixedly connected with a gas hose, so that oxygen and fuel gas can be provided for welding work conveniently;
the welding head comprises a welding ring with a right opening fixedly connected with the lower end of the connecting rod, a flame nozzle is arranged in the welding ring, a gas cavity is arranged in the welding ring, the left end of the welding ring is fixedly connected with a gas mixing pipe fixedly connected with a gas hose, a gas channel communicated with the gas cavity is arranged in the gas mixing pipe, the middle of the gas channel is in running fit with a running valve rod extending from top to bottom, and the running valve rod is fixedly connected with a gas valve plate connected with the gas channel in running fit, so that gas mixing and size adjustment are facilitated.
CN201910523068.0A 2019-06-17 2019-06-17 Welding equipment between boiler parts Active CN110253106B (en)

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CN113182745B (en) * 2021-03-29 2023-01-17 嘉兴逸合盛制冷科技有限公司 Welding assembly of refrigeration equipment condenser

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CN2046415U (en) * 1989-03-31 1989-10-25 由世俊 Portable double-jet welding gun
NL1013477C2 (en) * 1999-11-03 2001-05-04 Vermaat Technics Bv Method and device for welding pipes.
CN108747148A (en) * 2018-06-21 2018-11-06 宣城尤达美智能科技有限公司 A kind of stainless steel welded method
CN108788378A (en) * 2018-09-19 2018-11-13 徐萍 welding wire
CN109093296A (en) * 2018-10-12 2018-12-28 杭州飞冲天科技有限公司 A kind of seam welder send work piece apparatus and its application method
CN109128309A (en) * 2018-11-19 2019-01-04 慈溪市启承机械科技有限公司 A kind of component device for milling

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