阅读说明：本技术 一种等离子弧焊接机用喷嘴稳定装置 (Nozzle stabilizing device for plasma arc welding machine ) 是由 祁士超 于 2021-08-07 设计创作，主要内容包括：本发明涉及等离子弧焊机技术领域,且公开了一种等离子弧焊接机用喷嘴稳定装置,包括第一固定板,所述第一固定板的上侧设置有约束机构,所述第一固定板的下端铰接有第二固定板,所述第一固定板的内壁通过轴承与第一转动杆的后端转动连接,所述第一转动杆的前端固定连接有第一螺纹筒,所述第一螺纹筒的内壁螺纹连接有螺纹杆,使用时,使密封片向左移动将限位插杆顶动,使限位插杆插入滚块的内部,限制住滚块的移动,同时压板向上移动会使第一铰接杆的上端向上移动,由于限位杆的限位效果会使第一铰接杆的下端向左偏转,使第二铰接杆向左偏转,将磁铁块向下移动,使磁铁块吸附到焊接平面上,使焊枪喷嘴更加稳定。(The invention relates to the technical field of plasma arc welding machines and discloses a nozzle stabilizing device for a plasma arc welding machine, which comprises a first fixing plate, wherein a restraint mechanism is arranged at the upper side of the first fixing plate, a second fixing plate is hinged at the lower end of the first fixing plate, the inner wall of the first fixing plate is rotationally connected with the rear end of a first rotating rod through a bearing, a first threaded cylinder is fixedly connected at the front end of the first rotating rod, a threaded rod is connected with the inner wall of the first threaded cylinder in a threaded manner, when the nozzle stabilizing device is used, a sealing sheet moves leftwards to push a limiting inserted rod, the limiting inserted rod is inserted into a rolling block to limit the movement of the rolling block, meanwhile, the upper end of the first hinged rod can move upwards as a pressing plate moves upwards, the lower end of the first hinged rod can deflect leftwards due to the limiting effect of the limiting rod, the second hinged rod deflects leftwards to move a magnet block downwards, the magnet block is adsorbed on the welding plane, so that the nozzle of the welding gun is more stable.)

1. A nozzle stabilizing device for a plasma arc welding machine comprises a first fixing plate (1), and is characterized in that: the upside of first fixed plate (1) is provided with restraint mechanism (2), the lower extreme of first fixed plate (1) articulates there is second fixed plate (3), the inner wall of first fixed plate (1) passes through the bearing and rotates with the rear end of first dwang (4) to be connected, the front end fixedly connected with of first dwang (4) first screw thread section of thick bamboo (5), the inner wall threaded connection of first screw thread section of thick bamboo (5) has threaded rod (6), the lower extreme outer wall threaded connection of threaded rod (6) has second screw thread section of thick bamboo (7), the front side fixedly connected with second dwang (8) of second screw thread section of thick bamboo (7), the front end of second dwang (8) passes through the bearing with the inner wall of second fixed plate (3) and rotates to be connected, the downside of second fixed plate (3) is provided with stabilizing mean (9).

2. The nozzle stabilizing device for a plasma arc welder according to claim 1, wherein: restraint mechanism (2) are including connecting arc pole (201), slide cartridge (202), gleitbretter (203), first spring (204), the quantity of slide cartridge (202) is four, and two are close to connect through connecting arc pole (201) between slide cartridge (202), the one end joint of connecting arc pole (201) in the inside of slide cartridge (202) and with the outer wall fixed connection of gleitbretter (203), the outer wall of gleitbretter (203) and the inner wall sliding connection of slide cartridge (202).

3. The nozzle stabilizing device for a plasma arc welder according to claim 1, wherein: the stabilizing mechanism (9) comprises a fixed fixture block (901), a spherical shell (902), a rotating block (903), a fixture block (904), a first limit block (905), a second limit block (906) and a sealing block (907), the upper surface of the spherical shell (902) is fixedly connected with the lower end of the fixed fixture block (901), the sealing block (907) is arranged inside the spherical shell (902), the upper end of the fixed fixture block (901) is clamped at the lower side of the second fixed plate (3), the lower surface of the rotating block (903) is rotationally connected with the inner wall of the rear side of the fixed clamping block (901) through a torsion spring, the upper surface of the rotating block (903) is fixedly connected with the bottom of the clamping block (904) through a torsion spring, the upper surfaces of the first limiting block (905) and the second limiting block (906) are fixedly connected with the rear side of the lower surface of the inner wall of the second fixing plate (3), the front end of the sealing block (907) is hinged with the left side of the first limiting block (905) through a torsion spring.

4. The nozzle stabilizing device for a plasma arc welder according to claim 3, wherein: the sealing block (907) comprises an air bag (701), a pressure plate (702), a guide rod (703), a second spring (704), an arc-shaped pile (705), an arc-shaped pile (706), a fixing ball (707), a rolling block (708), an air pipe (709), a sliding chute (710), a sealing plate (711) and a limiting inserted rod (712), the upper surface of the air bag (701) is fixedly connected with the top of the inner wall of the spherical shell (902), the bottom of the outer wall of the air bag (701) is fixedly connected with the upper surface of the pressure plate (702), the bottom end of the pressure plate (702) is fixedly connected with the top end of the guide rod (703), the lower surface of the pressure plate (702) is connected with the upper surface of the arc-shaped pile (705) through the second spring (704), the lower end of the guide rod (703) penetrates through the arc-shaped pile (705) and is fixedly connected with the upper surface of the arc-shaped pile (706), and the lower end of the arc-shaped pile (706) is fixedly connected with the upper surface of the fixing ball (707), the outer wall joint of fixed ball (707) is in the upside of rolling piece (708), gasbag (701) pass through trachea (709) and spout (710) intercommunication setting, the outer wall bottom of spout (710) and the inner wall fixed connection of spherical shell (902), the setting of sealing strip (711) is in the inside of spout (710), the outer wall of sealing strip (711) and the inner wall sliding connection of spout (710), the left side of sealing strip (711) and the right-hand member fixed connection of spacing inserted bar (712), the bottom of clamp plate (702) is provided with fixed establishment (713).

5. The nozzle stabilizing device for a plasma arc welder according to claim 4, wherein: the fixing mechanism (713) comprises a first hinge rod (301), a limiting rod (302), a second hinge rod (303), a connecting cylinder (304), a third spring (305), a connecting rod (306) and a magnet block (307), the upper end of the first hinged rod (301) is hinged with the right side of the pressure plate (702), the rear end of the limiting rod (302) is fixedly connected with the inner wall of the spherical shell (902), the front end of the limiting rod (302) is inserted in the first hinging rod (301), the upper end of the second hinge rod (303) is hinged with the lower end of the first hinge rod (301), the lower end of the second hinge rod (303) is clamped in the connecting cylinder (304), the upper end of the connecting rod (306) is inserted into the connecting cylinder (304), the upper end of the connecting rod (306) is connected with the lower end of the second hinge rod (303) through a third spring (305), the lower end of the connecting rod (306) is hinged with the upper surface of the magnet block (307).

6. The nozzle stabilizing device for a plasma arc welder according to claim 1, wherein: the lower end of the second fixing plate (3) is provided with a rubber pad.

7. The nozzle stabilizing device for a plasma arc welder according to claim 1, wherein: the threads on the upper side and the threads on the lower side of the threaded rod (6) are of reverse thread structures.

Technical Field

The invention relates to the technical field of plasma arc welding machines, in particular to a nozzle stabilizing device for a plasma arc welding machine.

Background

Need the arm remain stable long-time translation always or carry out the point type removal when carrying out plasma arc welding cutting, consequently muscle ache or fatigue appear easily, influence welding finished product quality then, so guarantee the stability of shower nozzle when carrying out the work and be very important, consequently need a device can reach auxiliary nozzle when carrying out the welding cutting and stabilize.

Disclosure of Invention

The invention aims to provide a nozzle stabilizing device for a plasma arc welding machine, which achieves the aim of assisting a nozzle to stabilize.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a nozzle stabilising arrangement for plasma arc welding machine, includes first fixed plate, the upside of first fixed plate is provided with restraint mechanism, the lower extreme of first fixed plate articulates there is the second fixed plate, the inner wall of first fixed plate passes through the bearing and is connected with the rear end rotation of first dwang, the first screw thread section of thick bamboo of front end fixedly connected with of first dwang, the inner wall threaded connection of first screw thread section of thick bamboo has the threaded rod, the lower extreme outer wall threaded connection of threaded rod has second screw thread section of thick bamboo, the front side fixedly connected with second dwang of second screw thread section of thick bamboo, the front end of second dwang passes through the bearing rotation with the inner wall of second fixed plate and is connected, the downside of second fixed plate is provided with stabilizing mean.

Preferably, restraint mechanism is including connecting arc pole, slide cartridge, gleitbretter, first spring, the quantity of slide cartridge is four, and is two neighbouring connect through connecting the arc pole between the slide cartridge, the one end joint of connecting the arc pole in the inside of slide cartridge and with the outer wall fixed connection of gleitbretter, the outer wall of gleitbretter and the inner wall sliding connection of slide cartridge.

Preferably, stabilizing mean includes fixed fixture block, spherical shell, commentaries on classics piece, fixture block, first stopper, second stopper, sealed piece, the last fixed surface of spherical shell connects at the lower extreme of fixed fixture block, sealed piece sets up the inside at spherical shell, the upper end joint of fixed fixture block is at the downside of second fixed plate, the lower surface of commentaries on classics piece passes through the torsional spring and is connected with the rear side inner wall rotation of fixed fixture block, the upper surface of commentaries on classics piece passes through the bottom fixed connection of torsional spring with the fixture block, the equal fixed connection of upper surface of first stopper and second stopper is in the inner wall lower surface rear side of second fixed plate, the front end of sealed piece is articulated through the left side of torsional spring with first stopper.

Preferably, the sealing block comprises an air bag, a pressing plate, a guide rod, a second spring, an arc-shaped pile, a fixing ball, a rolling block, an air pipe, a sliding groove, a sealing sheet and a limiting insertion rod, the upper surface of the air bag is fixedly connected with the top of the inner wall of the spherical shell, the bottom of the outer wall of the air bag is fixedly connected with the upper surface of the pressing plate, the bottom of the pressing plate is fixedly connected with the top end of the guide rod, the lower surface of the pressing plate is connected with the upper surface of the arc-shaped pile through the second spring, the lower end of the guide rod penetrates through the arc-shaped pile and is fixedly connected with the upper surface of the arc-shaped pile, the lower end of the arc-shaped pile is fixedly connected with the upper surface of the fixing ball, the outer wall of the fixing ball is clamped on the upper side of the rolling block, the air bag is communicated with the sliding groove through the air pipe, the bottom of the outer wall of the sliding groove is fixedly connected with the inner wall of the spherical shell, the sealing sheet is arranged inside of the sliding groove, the outer wall of gasket and the inner wall sliding connection of spout, the left side of gasket and the right-hand member fixed connection of spacing inserted bar, the bottom of clamp plate is provided with fixed establishment.

Preferably, the fixing mechanism comprises a first hinge rod, a limiting rod, a second hinge rod, a connecting cylinder, a third spring, a connecting rod and a magnet block, the upper end of the first hinge rod is hinged to the right side of the pressing plate, the rear end of the limiting rod is fixedly connected with the inner wall of the spherical shell, the front end of the limiting rod is inserted into the first hinge rod, the upper end of the second hinge rod is hinged to the lower end of the first hinge rod, the lower end of the second hinge rod is connected to the connecting cylinder in a clamped mode, the upper end of the connecting rod is inserted into the connecting cylinder, the upper end of the connecting rod is connected with the lower end of the second hinge rod through the third spring, and the lower end of the connecting rod is hinged to the upper surface of the magnet block.

Preferably, a rubber pad is arranged at the lower end of the second fixing plate.

Preferably, the threads on the upper side and the threads on the lower side of the threaded rod are of a reverse thread structure.

The invention provides a nozzle stabilizing device for a plasma arc welding machine. The method has the following beneficial effects:

1. according to the invention, the first threaded cylinder and the second threaded cylinder can move on the threaded rod by rotating the threaded rod, so that the first threaded cylinder and the second threaded cylinder drive the first fixing plate and the second fixing plate to close or open, and the effect of adjusting the height of the nozzle can be achieved.

2. The structure of the restraint mechanism enables the connecting arc-shaped rod to be pulled out of the sliding barrel when the nozzle is inserted, so that the first spring is elastically contracted, and the purpose of conveniently adapting to nozzles with different sizes is achieved.

3. Pressing down the nozzle and can making the piece rebound of rolling at the time of carrying out work, make the arc stake upwards push up the gas that the guide arm made in the clamp plate flows into the spout along the trachea inside, make the gasket remove left and move spacing inserted bar top, make spacing inserted bar insert the inside of rolling the piece, the removal of rolling the piece is restricted, clamp plate rebound simultaneously can make the upper end rebound of first hinge bar, because the spacing effect of gag lever post can make the lower extreme of first hinge bar deflect left, make the second hinge bar deflect left, with the magnet piece rebound, make the magnet piece adsorb on the welding plane, make the welder nozzle more stable.

4. When the device is used, if the nozzle is required to perform spot welding at the same position for a long time, the fixed fixture block is only required to be slightly pushed towards the rear side of the second fixing plate, so that the fixture block slides out of the range of the first limiting block along the gradient of the second limiting block, the sealing block is enabled to reset due to the torsion spring, the fixture block is separated from the limiting position of the first limiting block, the stabilizing mechanism can be detached, and the rubber pad at the bottom of the second fixing plate is contacted, so that the device cannot move.

Drawings

FIG. 1 is a schematic axial side perspective view of the present invention;

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

FIG. 3 is an enlarged schematic front view of the stabilizing mechanism of the present invention;

FIG. 4 is an enlarged schematic view of the securing mechanism of the present invention;

FIG. 5 is an enlarged structural view of the first stopper of the present invention from the bottom;

FIG. 6 is a right side view enlarged structure diagram of the turning block of the present invention.

In the figure: 1 first fixing plate, 2 restraining mechanisms, 3 second fixing plates, 4 first rotating rods, 5 first threaded cylinders, 6 threaded rods, 7 second threaded cylinders, 8 second rotating rods, 9 stabilizing mechanisms, 201 connecting arc-shaped rods, 202 sliding cylinders, 203 sliding sheets, 204 first springs, 901 fixing clamping blocks, 902 spherical shells, 903 rotating blocks, 904 clamping blocks, 905 first limiting blocks, 906 second limiting blocks, 907 sealing blocks, 701 airbags, 702 pressing plates, 703 guide rods, 704 second springs, 705 fixing piles, 706 arc-shaped piles, 707 fixing balls, 708 rolling blocks, 709 air pipes, 710 sliding grooves, 711 sealing sheets, 712 limiting insertion rods, 713 fixing mechanisms, 301 first hinge rods, 302 limiting rods, 303 second hinge rods, 304 connecting cylinders, 305 third springs, 306 connecting rods and 307 magnet blocks.

Detailed Description

As shown in fig. 1 to 6, the present invention provides a technical solution: a nozzle stabilizing device for a plasma arc welding machine comprises a first fixing plate 1, a restraint mechanism 2 is arranged on the upper side of the first fixing plate 1, a second fixing plate 3 is hinged to the lower end of the first fixing plate 1, the inner wall of the first fixing plate 1 is rotatably connected with the rear end of a first rotating rod 4 through a bearing, a first threaded cylinder 5 is fixedly connected with the front end of the first rotating rod 4, a threaded rod 6 is connected with the inner wall of the first threaded cylinder 5 through threads, the threads on the upper side and the threads on the lower side of the threaded rod 6 are of a reverse threaded structure, a second threaded cylinder 7 is connected with the outer wall of the lower end of the threaded rod 6 through threads, a second rotating rod 8 is fixedly connected with the front side of the second threaded cylinder 7, a rubber pad is arranged at the lower end of the second fixing plate 3, the front end of the second rotating rod 8 is rotatably connected with the inner wall of the second fixing plate 3 through a bearing, a stabilizing mechanism 9 is arranged on the lower side of the second fixing plate 3, when the nozzle is used, the first threaded cylinder 5 and the second threaded cylinder 7 can move on the threaded rod 6 by rotating the threaded rod 6, so that the first threaded cylinder 5 and the second threaded cylinder 7 drive the first fixing plate 1 and the second fixing plate 3 to close or open, and the effect of adjusting the height of the nozzle can be achieved;

the restraint mechanism 2 comprises four connecting arc-shaped rods 201, sliding barrels 202, sliding pieces 203 and first springs 204, the number of the sliding barrels 202 is four, two adjacent sliding barrels 202 are connected through the connecting arc-shaped rods 201, one end of each connecting arc-shaped rod 201 is clamped inside each sliding barrel 202 and fixedly connected with the outer wall of each sliding piece 203, the outer wall of each sliding piece 203 is slidably connected with the inner wall of each sliding barrel 202, and the structure of the restraint mechanism 2 enables the connecting arc-shaped rods 201 to be drawn out of the sliding barrels 202 when nozzles are inserted, so that the first springs 204 are elastically contracted, and the purpose of conveniently adapting to the nozzles of different sizes is achieved;

the stabilizing mechanism 9 comprises a fixed fixture block 901, a spherical shell 902, a rotating block 903, a fixture block 904, a first limiting block 905, a second limiting block 906 and a sealing block 907, wherein the upper surface of the spherical shell 902 is fixedly connected to the lower end of the fixed fixture block 901, the sealing block 907 is arranged inside the spherical shell 902, the upper end of the fixed fixture block 901 is clamped on the lower side of the second fixing plate 3, the lower surface of the rotating block 903 is rotatably connected with the inner wall of the rear side of the fixed fixture block 901 through a torsion spring, the upper surface of the rotating block 903 is fixedly connected with the bottom of the fixture block 904 through a torsion spring, the upper surfaces of the first limiting block 905 and the second limiting block 906 are fixedly connected to the rear side of the lower surface of the inner wall of the second fixing plate 3, and the front end of the sealing block 907 is hinged to the left side of the first limiting block 905 through a torsion spring;

the sealing block 907 comprises an air bag 701, a pressure plate 702, a guide rod 703, a second spring 704, an arc-shaped pile 705, an arc-shaped pile 706, a fixing ball 707, a rolling block 708, an air pipe 709, a sliding groove 710, a sealing sheet 711 and a limiting insertion rod 712, the upper surface of the air bag 701 is fixedly connected with the top of the inner wall of the spherical shell 902, the bottom of the outer wall of the air bag 701 is fixedly connected with the upper surface of the pressure plate 702, the bottom end of the pressure plate 702 is fixedly connected with the top end of the guide rod 703, the lower surface of the pressure plate 702 is connected with the upper surface of the arc-shaped pile 705 through the second spring 704, the lower end of the guide rod 703 penetrates through the arc-shaped pile 705 and is fixedly connected with the upper surface of the arc-shaped pile 706, the lower end of the arc-shaped pile 706 is fixedly connected with the upper surface of the fixing ball 707, the outer wall of the fixing ball 707 is clamped on the upper side of the rolling block 708, the air bag 701 is communicated with the sliding groove 710 through the air pipe 709, the bottom of the outer wall of the sealing sheet 710 is fixedly connected with the inner wall of the spherical shell 902, 711 is arranged in the sliding groove 710, the outer wall of the sealing sheet 711 is connected with the inner wall of the sliding groove 710 in a sliding manner, the left side of the sealing sheet 711 is fixedly connected with the right end of the limiting insertion rod 712, and the bottom of the pressing plate 702 is provided with a fixing mechanism 713;

the fixing mechanism 713 comprises a first hinge rod 301, a limiting rod 302, a second hinge rod 303, a connecting cylinder 304, a third spring 305, a connecting rod 306 and a magnet block 307, wherein the upper end of the first hinge rod 301 is hinged with the right side of the pressure plate 702, the rear end of the limiting rod 302 is fixedly connected with the inner wall of the spherical shell 902, the front end of the limiting rod 302 is inserted in the first hinge rod 301, the upper end of the second hinge rod 303 is hinged with the lower end of the first hinge rod 301, the lower end of the second hinge rod 303 is clamped in the connecting cylinder 304, the upper end of the connecting rod 306 is inserted in the connecting cylinder 304, the upper end of the connecting rod 306 is connected with the lower end of the second hinge rod 303 through the third spring 305, the lower end of the connecting rod 306 is hinged with the upper surface of the magnet block 307, when in operation, the nozzle is pressed downwards to enable the roller block 708 to move upwards, so that the arc-shaped pile 706 pushes the guide rod 703 upwards to enable gas in the pressure plate 702 to flow into the chute 710 along the gas pipe 709, the sealing sheet 711 is moved leftwards to push the limiting insertion rod 712, the limiting insertion rod 712 is inserted into the rolling block 708 to limit the movement of the rolling block 708, meanwhile, the pressing plate 702 moves upwards to enable the upper end of the first hinge rod 301 to move upwards, the limiting effect of the limiting rod 302 can enable the lower end of the first hinge rod 301 to deflect leftwards, the second hinge rod 303 deflects leftwards, the magnet block 307 moves downwards to enable the magnet block 307 to be adsorbed on a welding plane, so that the welding gun nozzle is more stable, when the nozzle needs to be subjected to spot welding at the same position for a long time, only the fixed fixture block 901 needs to be slightly pushed towards the rear side of the second fixing plate 3 to enable the fixture block 904 to slide out of the range of the first limiting block 905 along the gradient of the second limiting block 906, the sealing block 907 is reset due to the torsion spring to enable the fixture block 904 to be separated from the limiting of the first limiting block 905, the stabilizing mechanism 9 can be picked up, and the rubber pad at the bottom of the second fixing plate 3 is contacted, it will not move.

The working principle is as follows: when the nozzle is used, the first threaded cylinder 5 and the second threaded cylinder 7 can move on the threaded rod 6 by rotating the threaded rod 6, so that the first threaded cylinder 5 and the second threaded cylinder 7 drive the first fixing plate 1 and the second fixing plate 3 to be closed or opened, and the effect of adjusting the height of the nozzle can be achieved, the structure of the restraint mechanism 2 enables the connecting arc-shaped rod 201 to be drawn out from the sliding cylinder 202 when the nozzle is inserted, the first spring 204 is elastically contracted, and the purpose of conveniently adapting to nozzles of different sizes is achieved, when the nozzle is pressed down, the roller block 708 can move upwards, the arc-shaped pile 706 pushes the guide rod 703 upwards to enable gas in the pressure plate 702 to flow into the sliding groove 710 along the gas pipe 709, the sealing plate 711 moves leftwards to push the limiting insertion rod 712 to insert the limiting insertion rod 712 into the roller block 708, the movement of the roller block 708 is limited, and meanwhile, the upper end of the first hinged rod 301 can move upwards as the pressure plate 702 moves upwards, because the lower end of the first hinge rod 301 can be deflected leftwards by the limiting effect of the limiting rod 302, the second hinge rod 303 can be deflected leftwards, the magnet block 307 can be moved downwards, the magnet block 307 can be adsorbed on the welding plane, the third spring 305 can enable the magnet block 307 to be conveniently matched with the distance from the bottom of the connecting rod 306 to the welding plane caused by the angle between the first hinge rod 301 and the second hinge rod 303 during adsorption, so that the welding gun nozzle is more stable, after the use, the pressure of the pressing plate 702 on the air bag 701 can be reduced by lifting the nozzle upwards, the limiting insertion rod 712 can be separated from the roller block 708, the roller block 708 can roll, the roller block 708 can be conveniently rotated, the roller block moves during welding, if the nozzle needs to be subjected to spot welding at the same position for a long time, only the fixing fixture block 901 needs to be slightly pushed towards the rear side of the second fixing plate 3, so that the fixture block 904 can slide out of the range of the first limiting block 905 along the gradient of the second limiting block 906, the sealing block 907 is reset by the torsion spring, so that the clamping block 904 is separated from the limiting of the first limiting block 905, the stabilizing mechanism 9 can be taken off, the rubber pad at the bottom of the second fixing plate 3 is contacted with the sealing block, the sealing block cannot move, and when the sealing block 907 is installed, the clamping block 904 only needs to be clamped into the bottom of the second fixing plate 3 to deflect along the gradient of the first limiting block 905 and then hook the first limiting block 905, so that the purpose of limiting the movement of the stabilizing mechanism 9 is achieved.