Efficient energy-saving electric welding machine

Abstract

The invention relates to the technical field of electric welding, and discloses an efficient energy-saving electric welding machine which is characterized in that welding protection mechanisms are arranged on the left and right sides of a workbench and a protection box cover, a welding auxiliary mechanism is arranged at the top of the workbench, and a welding mechanism is arranged at the top of the workbench; the welding auxiliary mechanism comprises a rotating assembly and a replacing assembly, the rotating assembly comprises a limiting base, the front face of the motor is fixedly connected with a worm, the top of the worm is meshed with a worm gear, the axis of the worm gear is fixedly connected with a rotating shaft, the inner side of the rotating shaft is fixedly connected with a rotating base, the front face of the worm is fixedly connected with a bevel gear, and the right side of the bevel gear is meshed with a bevel gear. According to the efficient and energy-saving electric welding machine, the inserting plate is inserted into the inserting groove, so that one end of a tubular workpiece is clamped and fixed through the clamping ring, different clamping rings can be replaced when workpieces of different shapes or different sizes are clamped, and the long block is inserted into the long groove, so that when the workpieces are clamped and fixed through the clamping ring, the clamping ring can be replaced conveniently; and the position of the clamping ring cannot be changed at will.

Description

Technical Field

[0001] The invention relates to the technical field of electric welding, in particular to a high-efficiency energy-saving electric welding machine. Background Art

[0002] With the rapid development of social economy, electric welding machines use the high-temperature arc generated when the positive and negative poles are short-circuited to melt the solder on the welding rod and the material to be welded, so as to combine the contacted objects. Its structure is very simple, which is a high-power transformer. They use the principle of inductance. The inductance will produce a huge voltage change when it is connected and disconnected. They use the high-voltage arc generated when the positive and negative poles are short-circuited to melt the solder on the welding rod, so that they can achieve the purpose of atomic combination.

[0003] According to announcement number CN209035679U, a high-efficiency and energy-saving electric welding machine includes an electric welding machine body, ventilation grooves are provided on both side surfaces of the electric welding machine body, a cooling liquid pipeline is integrally formed on one side of the ventilation groove and located on the inner wall of the electric welding machine body, both ends of the cooling liquid pipeline penetrate the electric welding machine body, a filter plate is provided inside the electric welding machine body, and one end of the filter plate penetrates the side wall of the electric welding machine body.

[0004] In view of the above description, the applicant believes that there are the following problems: During use, the cleaning of the workpiece surface during the welding process, especially the effective removal of dust attached to components, is an important prerequisite for ensuring welding quality. However, when faced with welding tasks of workpieces with diverse shapes, the current operation mode often relies on manual hand-held workpieces, which not only makes it difficult to maintain the consistency and accuracy of the operation at different positions on the welding surface, but also greatly increases the difficulty and time-consuming of the operation. Summary of the invention

[0005] The object of the present invention is to provide a high-efficiency and energy-saving electric welding machine to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: an energy-efficient electric welding machine, comprising a workbench, a box cover and a protective box cover, wherein a first T-shaped slot is provided on the front of the protective box cover, a first T-shaped plate is fixedly connected to the back of the box cover, a surface of the first T-shaped plate and the inside of the first T-shaped slot are slidably connected, welding protection mechanisms are provided on the left and right sides of the workbench and the protective box cover, a welding auxiliary mechanism is provided on the top of the workbench, a welding mechanism is provided on the top of the workbench, and the welding auxiliary mechanism is provided on the front of the welding mechanism; The welding auxiliary mechanism comprises a rotating assembly and a replacement assembly, wherein the replacement assembly is arranged on the rotating assembly; The rotating assembly includes a limit seat, which is fixedly connected to the left and right sides of the top of the workbench. There are four limit seats, and they are grouped in pairs. A motor is fixedly connected to the front of the rear limit seat, and a worm is fixedly connected to the front of the motor. The top of the worm is meshed with a worm wheel, and a rotating shaft is fixedly connected to the axis of the worm wheel. The inner side of the rotating shaft is fixedly connected to the rotating seat, and a bevel gear is fixedly connected to the front of the worm. The right side of the bevel gear is meshed with a bevel gear, and a rotating rod is fixedly connected to the axis of the bevel gear. A limiting block is fixedly connected to the center of the top of the workbench, and the surface of the rotating rod is rotatably connected to the inside of the limit block. The outer sides of the front and rear limit seats are fixedly connected to limiting plates, and the inside of the limiting plate is rotatably connected to the surface of the rotating shaft.

[0007] According to the above technical solution, there are two worms, and the surfaces of the two worms are rotatably connected to the inside of the limit seat. The thread lines on the surfaces of the two worms have the same specifications and are in opposite directions. The worm wheel drives the rotating shaft to rotate, and the rotating shaft drives the rotating seat to rotate, so that the clamped workpiece is driven to rotate, which is convenient for the subsequent welding gun to perform welding processing on different positions on the surface of the workpiece.

[0008] According to the above technical solution, there are two bevel gears and bevel gears, and the two bevel gears and bevel gears are both arranged on the front side of the limit seat. The two bevel gears and bevel gears are both arranged on the outside of the two limit blocks and are mirror-symmetrically arranged. The bevel gears and bevel gears are meshed. At this time, the rotation of the worm on the left side can make the worm on the right side rotate in the opposite direction, which can reduce the use of multiple motors, so that one motor can drive the rotating seat that clamps the workpiece to rotate at both ends.

[0009] According to the above technical solution, the replacement component includes a slot, which is opened at the front and rear ends of the inner side of the rotating seat, and a plug plate is inserted into the slot, and a fixed plate is fixedly connected to the inner sides of the upper and lower plug plates, and a clamping ring is fixedly connected to the inner sides of the front and rear fixed plates, and a long groove is opened on the outer sides of the upper and lower plug plates, and the outer sides of the upper and lower long grooves and the side away from the fixed plate are both set as openings, and the top and bottom of the rotating seat are rotatably connected with a T-shaped long rod, and a gear is fixedly connected to the surface of the T-shaped long rod, and a rotating plate is fixedly connected to the surface of the T-shaped long rod, and a long block is fixedly connected to the side of the rotating plate close to the rotating seat, and the surface of the long block is plugged into the inside of the long groove, and the long block and the inside of the plug plate are both threadedly connected with a first bolt.

[0010] According to the above technical solution, the number of the T-shaped long rod and the gears are eight and they are grouped in pairs. The T-shaped long rod and the gears are arranged at the top and bottom of the rotating seat, and the front and rear two gear surfaces are meshed and connected. The gears are arranged between the rotating seat and the rotating plate. The T-shaped long rod drives the rotating plate to rotate, and the rotating plate drives the long block to be inserted into the long groove, so that when the clamping ring clamps and fixes the workpiece, the position of the clamping ring will not change arbitrarily, so that when the welding gun is used to weld the workpiece, the workpiece will not fall off.

[0011] According to the above technical solution, through grooves are provided on the top and bottom of the rotating seat, and the surface of the long block is inserted through the through grooves provided on the top and bottom of the rotating seat.

[0012] According to the above technical solution, the welding protection mechanism includes a rotating cylinder shaft, the rotating cylinder shaft is rotatably connected to the left and right sides of the protection box cover, the left and right sides of the protection box cover are fixedly connected with fixed rods, the rotating cylinder shaft is arranged on the surface of the fixed rod, the surface of the rotating cylinder shaft is fixedly connected with a cam, that is, the surface of the rotating cylinder shaft is fixedly connected with a handle, the cam is arranged between the handle and the protection box cover, the cam is surrounded by a long seat away from the protection box cover, a rectangular groove is arranged inside the long seat, the upper and lower surfaces of the fixing rod are fixedly connected with mounting seats, the mounting seat is fixedly connected with a mounting plate close to the side of the protection box cover, the surface of the mounting plate is plugged into the inside of the rectangular groove, The long seat and the mounting plate are both threadedly connected with a second bolt, and the left and right sides of the protective box cover are provided with sliding grooves, and a slider is slidably connected inside the sliding grooves. The front and rear rotating cylinder shafts are fixedly connected with a push plate on the side away from the protective box cover, and the push plate is arranged on the top of the cam, and the front and rear ends of the bottom of the push plate are fixedly connected with a push block, and the bottom of the push block is fixedly connected with a square block, the left and right sides of the workbench are fixedly connected with a square seat, and the top of the square seat is provided with a square groove, the left and right ends of the bottom of the protective box cover are fixedly connected with a second T-plate, and the left and right sides of the top of the workbench are provided with a second T-slot, and the inside of the second T-slot is slidably connected to the surface of the second T-plate.

[0013] According to the above technical solution, the top of the square groove is set to be open, the surface of the square block is plugged into the inside of the square groove, and the block is plugged into the square groove. When the protective box cover is firmly installed on the top of the workbench, when the workpiece is operated by a welding gun, sparks generated by welding will not fly around, avoiding harm to the operator.

[0014] According to the above technical solution, the welding mechanism includes a support plate, which is fixedly connected to the back of the top of the workbench, a support block is fixedly connected to the front of the support plate, a fixing ring is fixedly connected to the front of the support block, and a welding gun is fixedly connected to the inner ring of the fixing ring.

[0015] Compared with the prior art, the beneficial effects achieved by the present invention are: 1. The high-efficiency and energy-saving electric welding machine clamps and fixes the workpiece. First, the fixing plate drives the plug plate to be inserted into the slot, so that the fixing plate drives the clamping ring to clamp and fix one end of the tubular workpiece. Different clamping rings are replaced according to the workpieces of different shapes or sizes.

[0016] 2. The high-efficiency and energy-saving electric welding machine rotates the T-shaped long rod to drive the gear to rotate. When the front and rear gears are meshed and connected, the front and rear T-shaped long rods rotate in opposite directions. At the same time, the T-shaped long rod can also drive the rotating plate to rotate. The rotating plate drives the long block to be inserted into the long groove. The long block and the plug plate are threadedly fixed by the first bolt. When the clamping ring clamps and fixes the workpiece, the position of the clamping ring will not change arbitrarily, so that when the welding gun is used to weld the workpiece, the workpiece will not fall off.

[0017] 3. The high-efficiency and energy-saving electric welding machine is started by a motor, the motor drives the worm to rotate, the worm drives the bevel gear to rotate, the bevel gear and the bevel gear are meshed, and the rotation of the worm on the left side can make the worm on the right side rotate in the opposite direction, which can reduce the use of multiple motors, so that one motor can drive the rotating seat that clamps the workpiece to rotate at both ends.

[0018] 4. The high-efficiency and energy-saving electric welding machine drives the worm wheel to rotate when the worm rotates, the worm wheel drives the rotating shaft to rotate, and the rotating shaft drives the rotating seat to rotate, so that the clamped workpiece is driven to rotate, which is convenient for the subsequent welding gun to perform welding processing on different positions of the workpiece surface.

[0019] 5. The high-efficiency and energy-saving electric welding machine drives the second T-plate to be inserted into the second T-slot through the protective box cover, and then the handle is turned to drive the rotating cylinder shaft to rotate, and the rotating cylinder shaft drives the cam to rotate. When the raised part of the cam is horizontal, it can fall under gravity, and the push plate loses its support, so that the push plate drives the slider to slide in the slide groove, and the push plate drives the push block, and the push block drives the square block to be inserted in the square groove. The mounting plate and the long seat are threadedly fixed with the second bolt. When the protective box cover is firmly installed on the top of the workbench, when the workpiece is operated by the welding gun, sparks generated by welding will not splash, avoiding harm to the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings: Figure 1 It is a three-dimensional diagram of the structure of the present invention; Figure 2 is a schematic diagram of the structure of the rotating assembly; Figure 3 for Figure 2 A schematic diagram of the structure of the intercepted part; Figure 4 It is a structural diagram of the replacement component; Figure 5 for Figure 4 A schematic diagram of the structure of the intercepted part; Figure 6 This is a schematic diagram of the partial structural disassembly of the replacement component; Figure 7 It is a structural schematic diagram of the welding protection mechanism; Figure 8 for Figure 7 The enlarged structural diagram at A in the middle; Fig. 9 It is a structural diagram of the welding mechanism.

[0021] In the figure: 1, workbench; 2, box cover; 21, first T-shaped plate; 3, welding auxiliary mechanism; 31, rotating assembly; 311, motor; 312, worm gear; 313, limit plate; 314, limit seat; 315, bevel gear; 316, bevel gear; 317, limit block; 318, rotating rod; 319, worm; 3101, rotating seat; 3102, rotating shaft; 32, replacement assembly; 321, first bolt; 322, slot; 323, plug plate; 324, fixing plate; 325, clamping ring; 326, gear; 327, T-shaped long rod; 328, rotating plate; 329, long block ;3201, long slot; 4, protective box cover; 41, first T-slot; 5, welding mechanism; 51, support plate; 52, support block; 53, fixing ring; 54, welding gun; 6, welding protection mechanism; 61, mounting plate; 62, rectangular slot; 63, fixing rod; 64, mounting seat; 65, handle; 66, long seat; 67, cam; 68, rotating cylinder shaft; 69, second bolt; 601, push plate; 602, push block; 603, square block; 604, square seat; 605, square slot; 606, second T-plate; 607, second T-slot; 608, slider; 609, slide slot. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] The present invention provides the following technical solutions: Embodiment 1

[0024] Combination Figures 1 to 6 , a high-efficiency and energy-saving electric welding machine, comprising a workbench 1, a box cover 2 and a protective box cover 4, a first T-shaped slot 41 is provided on the front of the protective box cover 4, a first T-shaped plate 21 is fixedly connected to the back of the box cover 2, a surface of the first T-shaped plate 21 and the inside of the first T-shaped slot 41 are slidably connected, a welding protection mechanism 6 is provided on both sides of the workbench 1 and the protective box cover 4, a welding auxiliary mechanism 3 is provided on the top of the workbench 1, a welding mechanism 5 is provided on the top of the workbench 1, and the welding auxiliary mechanism 3 is provided on the front of the welding mechanism 5; The welding auxiliary mechanism 3 includes a rotating assembly 31 and a replacement assembly 32, and the replacement assembly 32 is arranged on the rotating assembly 31; The rotating assembly 31 includes a limit seat 314, which is fixedly connected to the left and right sides of the top of the workbench 1. There are four limit seats 314, and they form a group of two. The front of the rear limit seat 314 is fixedly connected to a motor 311, and the front of the motor 311 is fixedly connected to a worm 319, and the top of the worm 319 is meshed with a worm wheel 312, and the axis of the worm wheel 312 is fixedly connected to a rotating shaft 3102, and the inner side of the rotating shaft 3102 is fixedly connected to the rotating seat 3101, and the front of the worm 319 is fixedly connected to a bevel gear 315, and the right side of the bevel gear 315 is meshed with a bevel gear 316, and the axis of the bevel gear 316 is fixedly connected to a rotating rod 318, and the center of the top of the workbench 1 is fixedly connected to a limit block 317, and the surface of the rotating rod 318 is rotatably connected to the inside of the limit block 317, and the outer sides of the front and rear limit seats 314 are fixedly connected to a limit plate 313, and the inside of the limit plate 313 is rotatably connected to the surface of the rotating shaft 3102; There are two worms 319, the surfaces of the two worms 319 are rotatably connected to the inside of the limit seat 314, the thread lines on the surfaces of the two worms 319 are consistent in specification and opposite in direction, there are two bevel gears 315 and two bevel gears 316, both of which are arranged on the front of the limit seat 314, and both of which are arranged on the outside of the two limit blocks 317 and are arranged in a mirror-symmetrical manner; Furthermore, the fixing plate 324 drives the insert plate 323 to be inserted into the slot 322, so that the fixing plate 324 drives the clamping ring 325 to clamp and fix one end of the tubular workpiece. Different clamping rings 325 can be replaced according to the clamping of workpieces of different shapes or sizes. The T-shaped long rod 327 drives the gear 326 to rotate. Since the front and rear gears 326 are meshed and connected, the front and rear T-shaped long rods 327 rotate in opposite directions. At the same time, the T-shaped long rod 327 can also drive the rotating plate 328 to rotate. The rotating plate 328 drives the long block 329 to be inserted into the long groove 3201. The long block 329 and the insert plate 323 are threadedly fixed by the first bolt 321. When the clamping ring 325 clamps and fixes the workpiece, the position of the clamping ring 325 will not change arbitrarily, so that when the welding gun 54 welds the workpiece, the workpiece will not fall off.

[0025] The replacement component 32 includes a slot 322, which is opened at the front and rear ends of the inner side of the rotating seat 3101, and a plug plate 323 is inserted into the slot 322. The inner sides of the upper and lower plug plates 323 are fixedly connected with a fixing plate 324, and the inner sides of the front and rear fixing plates 324 are fixedly connected with a clamping ring 325. The outer sides of the upper and lower plug plates 323 are opened with a long groove 3201, and the outer sides of the upper and lower long grooves 3201 and the side away from the fixing plate 324 are both set as openings. The top and bottom of the rotating seat 3101 are rotatably connected with a T-shaped long rod 327, and the surface of the T-shaped long rod 327 is fixedly connected with a rotating plate 328. The rotating plate 328 is fixedly connected with a long block 329 on the side of the rotating seat 3101. The surface of the long block 329 is plugged into the inside of the long groove 3201, and the long block 329 and the inside of the plug plate 323 are both threadedly connected with the first bolt 321; There are eight T-shaped long rods 327 and gears 326 in number, and they are grouped in pairs. The T-shaped long rods 327 and gears 326 are both arranged at the top and bottom of the rotating seat 3101. The front and rear gears 326 are meshed and connected on the surface. The gears 326 are arranged between the rotating seat 3101 and the rotating plate 328. The rotating seat 3101 has through grooves on the top and bottom. The surface of the long block 329 penetrates and is inserted into the through grooves on the top and bottom of the rotating seat 3101.

[0026] Furthermore, the motor 311 drives the worm 319 to rotate, and the worm 319 drives the bevel gear 315 to rotate, and the bevel gear 315 and the bevel gear 316 are meshed. At this time, the rotation of the worm 319 on the left side can make the worm 319 on the right side rotate in the opposite direction, which can reduce the use of multiple motors, so that one motor can drive the rotating seat 3101 that clamps the workpiece to rotate at both ends, the worm gear 312 drives the rotating shaft 3102 to rotate, and the rotating shaft 3102 drives the rotating seat 3101 to rotate, so that the clamped workpiece is driven to rotate, which is convenient for the later welding gun 54 to perform welding processing on different positions on the surface of the workpiece. Embodiment 2

[0027] See also Figure 1-8, and on the basis of the first embodiment, the welding protection mechanism 6 further comprises a rotating cylinder shaft 68, the rotating cylinder shaft 68 is rotatably connected to the left and right sides of the protection box cover 4, the left and right sides of the protection box cover 4 are fixedly connected with fixed rods 63, the rotating cylinder shaft 68 is arranged on the surface of the fixed rod 63, the surface of the rotating cylinder shaft 68 is fixedly connected with a cam 67, that is, the surface of the rotating cylinder shaft 68 is fixedly connected with a handle 65, the cam 67 is arranged between the handle 65 and the protection box cover 4, the cam 67 is away from the protection box cover 4 The side is provided with a long seat 66, the long seat 66 is provided with a rectangular groove 62, the upper and lower surfaces of the fixing rod 63 are fixedly connected with a mounting seat 64, the mounting seat 64 is fixedly connected with a mounting plate 61 close to the side of the protection box cover 4, the surface of the mounting plate 61 is plugged into the inside of the rectangular groove 62, and the long seat 66 and the mounting plate 61 are both threadedly connected with the first Two bolts 69, the left and right sides of the protective box cover 4 are provided with sliding grooves 609, and the sliding grooves 609 are slidably connected with sliders 608. The front and rear rotating shafts 68 are fixedly connected with a push plate 601 on the side away from the protective box cover 4. The push plate 601 is arranged on the top of the cam 67, and the front and rear ends of the bottom of the push plate 601 are fixedly connected with push blocks 602, and the bottom of the push block 602 is fixedly connected with a square block 603. The left and right sides of the workbench 1 are fixedly connected with a square seat 604, and the top of the square seat 604 is provided with a square groove 605. The left and right ends of the bottom of the protective box cover 4 are fixedly connected with a second T-plate 606, and the left and right sides of the top of the workbench 1 are provided with a second T-slot 607. The inside of the second T-slot 607 is slidably connected to the surface of the second T-plate 606, and the top of the square groove 605 is set to be open, and the surface of the block 603 and the inside of the square groove 605 are plugged into each other.

[0028] Furthermore, after the protective box cover 4 drives the second T-shaped plate 606 to be inserted into the second T-shaped groove 607, the rotating handle 65 drives the rotating shaft 68 to rotate, and the rotating shaft 68 drives the cam 67 to rotate. When the raised part of the cam 67 is horizontal, it can fall under gravity, and the push plate 601 loses its support, so that the push plate 601 drives the slider 608 to slide in the slide groove 609, so that the push plate 601 drives the push block 602, and the push block 602 drives the square block 603 to be inserted into the square groove 605, and the second bolt 69 is used to thread the mounting plate 61 and the long seat 66. When the protective box cover 4 is firmly installed on the top of the workbench 1, when the workpiece is operated by the welding gun 54, the sparks generated by the welding will not fly, thereby avoiding harm to the operator. Embodiment 3

[0029] See also Figure 1-9 On the basis of the first embodiment, the welding mechanism 5 further comprises a support plate 51, the support plate 51 is fixedly connected to the top back of the workbench 1, the support plate 51 is fixedly connected to a support block 52 on the front side, the support block 52 is fixedly connected to a fixing ring 53 on the front side, and the inner ring of the fixing ring 53 is fixedly connected to a welding gun 54.

[0030] In actual operation, when the device is used, when welding is required on a workpiece, due to the inconsistency of the workpiece's appearance, when welding on a tubular workpiece, the workpiece needs to be clamped and fixed. First, the fixing plate 324 drives the inserting plate 323 to be inserted into the slot 322, so that the fixing plate 324 drives the clamping ring 325 to clamp and fix one end of the tubular workpiece. When clamping workpieces of different appearances or sizes, different clamping rings 325 are replaced; The T-shaped long rod 327 is rotated again, so that the T-shaped long rod 327 drives the gear 326 to rotate. Since the front and rear gears 326 are meshed and connected, the front and rear T-shaped long rods 327 rotate in opposite directions. At the same time, the T-shaped long rod 327 can also drive the rotating plate 328 to rotate. The rotating plate 328 drives the long block 329 to be inserted into the long groove 3201. The long block 329 and the inserting plate 323 are screwed and fixed by the first bolt 321. When the clamping ring 325 clamps and fixes the workpiece, the position of the clamping ring 325 will not change arbitrarily, so that when the welding gun 54 is welding the workpiece, the workpiece will not fall off. When the motor 311 is started, the motor 311 drives the worm 319 to rotate, and the worm 319 drives the bevel gear 315 to rotate, and the bevel gear 315 and the bevel gear 316 are meshed. At this time, the rotation of the worm 319 on the left side can make the worm 319 on the right side rotate in the opposite direction, which can reduce the use of multiple motors, so that one motor can drive the rotating seat 3101 that clamps the workpiece to rotate at both ends; When the worm 319 rotates, the worm wheel 312 is driven to rotate, the worm wheel 312 drives the rotating shaft 3102 to rotate, and the rotating shaft 3102 drives the rotating seat 3101 to rotate, so that the clamped workpiece is driven to rotate, which is convenient for the welding gun 54 to perform welding processing on different positions of the surface of the workpiece in the later stage; After the protective box cover 4 drives the second T-shaped plate 606 to be inserted into the second T-shaped groove 607, the rotating handle 65 drives the rotating shaft 68 to rotate, and the rotating shaft 68 drives the cam 67 to rotate. When the raised part of the cam 67 is horizontal, the push plate 601 can fall under gravity and lose its support, so that the push plate 601 drives the slider 608 to slide in the slide groove 609, so that the push plate 601 drives the push block 602, and the push block 602 drives the square block 603 to be inserted into the square groove 605, and the second bolt 69 is used to thread the mounting plate 61 and the long seat 66. When the protective box cover 4 is firmly installed on the top of the workbench 1, when the workpiece is operated by the welding gun 54, the sparks generated by the welding will not fly around, thereby avoiding harm to the operator.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A high-efficiency and energy-saving electric welding machine, comprising a workbench (1), a box cover (2) and a protective box cover (4), characterized in that: The front of the protective box cover (4) is provided with a first T-shaped slot (41); the back of the box cover (2) is fixedly connected with a first T-shaped plate (21); the surface of the first T-shaped plate (21) is slidably connected to the inside of the first T-shaped slot (41); welding protection mechanisms (6) are arranged on the left and right sides of the workbench (1) and the protective box cover (4); a welding auxiliary mechanism (3) is arranged on the top of the workbench (1); a welding mechanism (5) is arranged on the top of the workbench (1); and the welding auxiliary mechanism (3) is arranged on the front of the welding mechanism (5); The welding auxiliary mechanism (3) comprises a rotating component (31) and a replacement component (32), wherein the replacement component (32) is arranged on the rotating component (31); The rotating assembly (31) comprises a limit seat (314), the limit seat (314) being fixedly connected to the left and right sides of the top of the workbench (1), the limit seats (314) being four in number and being arranged in groups of two, the front side of the limit seat (314) at the rear being fixedly connected to a motor (311), the front side of the motor (311) being fixedly connected to a worm (319), the top of the worm (319) being meshingly connected to a worm wheel (312), the axis of the worm wheel (312) being fixedly connected to a rotating shaft (3102), the inner side of the rotating shaft (3102) being fixedly connected to the rotating seat (3102), and the rotating shaft (3102) being fixedly connected to the rotating seat (3102). 101), the front side of the worm (319) is fixedly connected to a bevel gear (315), the right side of the bevel gear (315) is meshingly connected to a bevel gear (316), the axis of the bevel gear (316) is fixedly connected to a rotating rod (318), the top center of the workbench (1) is fixedly connected to a limit block (317), the surface of the rotating rod (318) is rotatably connected to the inside of the limit block (317), the outer sides of the front and rear limit seats (314) are fixedly connected to a limit plate (313), and the inside of the limit plate (313) is rotatably connected to the surface of the rotating shaft (3102).

2. A high-efficiency energy-saving electric welding machine according to claim 1, characterized in that: There are two worms (319), the surfaces of the two worms (319) are rotatably connected to the interior of the limiting seat (314), and the thread lines on the surfaces of the two worms (319) have the same specifications and are in opposite directions.

3. A high-efficiency energy-saving electric welding machine according to claim 2, characterized in that: There are two bevel gears (315) and two bevel gears (316), and the two bevel gears (315) and two bevel gears (316) are both arranged on the front side of the limit seat (314), and the two bevel gears (315) and two bevel gears (316) are both arranged outside the two limit blocks (317) and are arranged in a mirror-symmetrical manner.

4. The high-efficiency energy-saving electric welding machine according to claim 3, characterized in that: The replacement component (32) comprises a slot (322), wherein the slot (322) is provided at the front and rear ends of the inner side of the rotating seat (3101), an inserting plate (323) is inserted into the slot (322), a fixing plate (324) is fixedly connected to the inner sides of the upper and lower inserting plates (323), a clamping ring (325) is fixedly connected to the inner sides of the front and rear fixing plates (324), a long slot (3201) is provided on the outer sides of the upper and lower inserting plates (323), and a fixing plate (324) is provided on the outer sides of the upper and lower long slots (3201) and on the side away from the fixing plate (324). The rotating seat (3101) is provided with an opening, the top and bottom of the rotating seat (3101) are both rotatably connected to a T-shaped long rod (327), the surface of the T-shaped long rod (327) is fixedly connected to a gear (326), the surface of the T-shaped long rod (327) is fixedly connected to a rotating plate (328), the rotating plate (328) is fixedly connected to a long block (329) on a side close to the rotating seat (3101), the surface of the long block (329) is plugged into the interior of the long groove (3201), and the long block (329) and the plug plate (323) are both threadedly connected to a first bolt (321).

5. The high-efficiency energy-saving electric welding machine according to claim 4, characterized in that: The number of the T-shaped long rods (327) and the gears (326) is eight and they are arranged in groups of two. The T-shaped long rods (327) and the gears (326) are arranged at the top and bottom of the rotating seat (3101). The surfaces of the front and rear gears (326) are meshed and connected. The gears (326) are arranged between the rotating seat (3101) and the rotating plate (328).

6. The high-efficiency energy-saving electric welding machine according to claim 5, characterized in that: The top and bottom of the rotating seat (3101) are both provided with through grooves, and the surface of the long block (329) is inserted through the through grooves provided on the top and bottom of the rotating seat (3101).

7. The high-efficiency energy-saving electric welding machine according to claim 6, characterized in that: The welding protection mechanism (6) comprises a rotating cylindrical shaft (68), wherein the rotating cylindrical shaft (68) is rotatably connected to the left and right sides of the protection box cover (4), and the left and right sides of the protection box cover (4) are fixedly connected to fixed rods (63), and the rotating cylindrical shaft (68) is arranged on the surface of the fixed rod (63), and the surface of the rotating cylindrical shaft (68) is fixedly connected to a cam (67), that is, the surface of the rotating cylindrical shaft (68) is fixedly connected to a handle (65), and the cam (67) is arranged between the handle (65) and the protection box cover (4), and the cam (67) is provided with a long seat (66) on the side away from the protection box cover (4), and a rectangular groove (62) is provided inside the long seat (66), and the upper and lower surfaces of the fixing rod (63) are fixedly connected to the mounting seat (64), and the mounting seat (64) is fixedly connected to the side of the protection box cover (4) The mounting plate (61) is fixedly connected, and the surface of the mounting plate (61) is plugged into the inside of the rectangular groove (62), and the long seat (66) and the mounting plate (61) are connected. The plate (61) is threadedly connected with a second bolt (69) inside, the left and right sides of the protective box cover (4) are provided with a slide groove (609), and a slider (608) is slidably connected inside the slide groove (609). The front and rear sides of the rotating cylindrical shaft (68) away from the protective box cover (4) are fixedly connected with a push plate (601), and the push plate (601) is arranged on the top of the cam (67). The front and rear ends of the bottom of the push plate (601) are fixedly connected with a push block (602), and the bottom of the push block (602) is fixedly connected with a square block (603). The left and right sides of the workbench (1) are fixedly connected with a square seat (604), and the top of the square seat (604) is provided with a square groove (605). The left and right ends of the bottom of the protective box cover (4) are fixedly connected with a second T-shaped plate (606), and the left and right sides of the top of the workbench (1) are provided with a second T-shaped slot (607), and the inside of the second T-shaped slot (607) is slidably connected to the surface of the second T-shaped plate (606).

8. The high-efficiency energy-saving electric welding machine according to claim 7, characterized in that: The top of the square groove (605) is configured to be open, and the surface of the square block (603) is plugged into the interior of the square groove (605).

9. The high-efficiency energy-saving electric welding machine according to claim 8, characterized in that: The welding mechanism (5) comprises a support plate (51), the support plate (51) being fixedly connected to the top back of the workbench (1), the support plate (51) being fixedly connected to a support block (52) on the front side, the support block (52) being fixedly connected to a fixing ring (53) on the front side, and the inner ring of the fixing ring (53) being fixedly connected to a welding gun (54).

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