Gas protection electric welding machine capable of rotating and stretching out and drawing back

Abstract

The utility model belongs to the technical field of electric welding machines, and particularly relates to a rotatable telescopic gas protection electric welding machine which comprises a base, universal wheels, a handle, an electric welding machine shell and a placing plate, and a welding device is arranged above the base. According to the gas shield electric welding machine capable of rotating and stretching out and drawing back, by arranging the rotating unit, an object to be welded is placed on the top of the left side containing plate and welded through the welding gun, in the welding process, the next object to be welded can be placed on the top of the right side containing plate, and after the object on the left side is welded, a first motor is started to drive an output shaft to rotate; under the action of a transmission piece, a connecting plate drives a telescopic piece and a welding gun to rotate around a first bearing through a supporting rod to the position over a right placing plate, then a right object is welded through the welding gun, meanwhile, a left welded object is taken down, the operation is repeated, the welding efficiency of the device is improved, the idle time of the welding gun is shortened, and the welding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric welding machines, in particular to a rotatable and telescopic gas shielded electric welding machine. Background Art

[0002] At present, with the development of modernization, it has moved towards automation. The production and assembly of some equipment are completed through mechanization, and the combination of some devices needs to be completed through welding. Gas shielded welding is one of them. It is easy to use and suitable for automatic welding and all-round welding.

[0003] The existing electric welder often needs to disassemble and install the welding pipe because the welding pipe used during welding is not convenient to store, which greatly affects the welding efficiency. When the object to be welded is heavy, it will cause great trouble to the welding.

[0004] For example, Chinese patent CN209773696U discloses a rotatable and retractable gas shielded electric welder. The rotatable and retractable gas shielded electric welder drives the welding pipe threadedly sleeved on the connecting rod to move and retract under the limiting action of the slide groove and the slider by rotating the turntable, so that the welding pipe can be stored in the chamber conveniently, the welding pipe can be used quickly, and the welding efficiency is improved.

[0005] However, the device needs to place the object on a storage table before welding the object, and then remove the object after welding. The welding gun is in an idle state before and after welding, which reduces the welding efficiency of the device.

[0006] For this reason we urgently need to provide a kind of rotatable and telescopic gas shielded electric welding machine. Utility Model Content

[0007] The purpose of the utility model is to provide a rotatable and retractable gas shielded electric welder to solve the problem proposed in the above background technology that the object needs to be placed on a storage table before welding and then taken down after welding, and the welding gun is in an idle state before and after welding, which reduces the welding efficiency of the device.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotatable and retractable gas shielded electric welder, comprising a base, universal wheels, a handle, an electric welder housing and a placement plate, wherein the universal wheels are fixedly installed around the bottom of the base, the handle is fixedly installed at the front and rear ends of the right side of the top of the base, the electric welder housing is installed in the middle of the top of the base, the placement plate is fixedly installed on the left and right sides of the top of the base, and a welding device is arranged above the base.

[0009] The welding device comprises a rotating unit and an adjusting unit. The rotating unit is arranged above the electric welding machine housing, and the adjusting unit is arranged on the left side above the base.

[0010] The rotating unit includes a bearing 1, a support rod, a motor 1, an output shaft, a transmission member and a connecting plate. The bearing 1 is fixedly installed inside the upper surface of the base, one end of the support rod is fixedly installed on the inner ring of the bearing 1, the motor 1 is fixedly installed on the upper right end of the welding machine housing, the output shaft is fixedly installed on the output end of the motor 1, the transmission member is connected to the end of the output shaft away from the motor 1, and the connecting plate is fixedly installed on the top of the support rod.

[0011] Preferably, the adjusting unit includes a support block, a second motor, a threaded rod, a second bearing, a connecting block, a telescopic member, a welding gun and a limit block, the support block is fixedly installed on the left and right sides of the bottom of the connecting plate, the second motor is fixedly installed on the right side of the right support block, one end of the threaded rod is fixedly installed on the output end of the second motor, the second bearing is fixedly installed on the right side of the left support block, the telescopic member is arranged below the connecting plate, the connecting block is fixedly installed on the top of the telescopic member, the welding gun is installed on the bottom of the telescopic member, and the limit block is fixedly installed on the front and rear sides of the upper end of the telescopic member.

[0012] Preferably, a mounting groove is provided on the upper surface of the welding machine housing, and the bearing 1 is fixedly mounted inside the mounting groove, and the bearing 1 is mounted on the top of the welding machine housing through the mounting groove.

[0013] Preferably, the left end of the threaded rod is fixedly mounted on the inner ring of the second bearing, and the threaded rod is supported by the second bearing, so that the threaded rod rotates more smoothly.

[0014] Preferably, a threaded groove is provided inside the connecting block, and the connecting block is threadedly connected to the outer surface of the threaded rod. The threaded rod is threadedly connected to the connecting block, so that the connecting block drives the telescopic part to move left and right to adjust the position of the welding gun.

[0015] Preferably, the connection plate is provided with limiting grooves on both sides, and the end of the limiting block away from the telescopic member is slidably connected inside the limiting groove, so that the movement of the telescopic member is limited by the limiting block.

[0016] Preferably, storage boxes are installed on the left and right sides of the top of the base below the placement plate, and welding tools are stored in the storage boxes to facilitate storage and retrieval of the tools.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The rotatable and retractable gas shielded electric welding machine, by setting a rotating unit, places the object to be welded on the top of the left placement plate, and welds the object with a welding gun. During the welding process, the next welding object can be placed on the top of the right placement plate. After the welding of the left object is completed, the motor is started to drive the output shaft to rotate. Under the action of the transmission part, the connecting plate drives the telescopic part and the welding gun to rotate around the bearing through the support rod to the top of the right placement plate. Then, the right object is welded with the welding gun, and the welded object on the left is taken down at the same time. This reciprocating process improves the welding efficiency of the device, shortens the idle time of the welding gun, and improves the welding efficiency. It solves the problem proposed in the background technology that the object needs to be placed on the storage table before welding and then taken down after welding. The welding gun is in an idle state before and after welding, which reduces the welding efficiency of the device.

[0019] 2. The rotatable and telescopic gas shielded electric welder is provided with an adjustment unit, and the second motor is started to drive the threaded rod to rotate. With the cooperation of the connecting block and the threaded rod, the telescopic part drives the welding gun to move left and right along the limit groove, so as to facilitate the adjustment of the position of the welding gun. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a partial structural exploded view of the rotating unit of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the regulating unit of the utility model;

[0023] Figure 4 This is a schematic diagram of the storage box structure of the utility model.

[0024] In the figure: 1. base; 2. universal wheel; 3. handle; 4. welding machine housing; 501. bearing 1; 502. support rod; 503. motor 1; 504. output shaft; 505. transmission part; 506. connecting plate; 601. support block; 602. motor 2; 603. threaded rod; 604. bearing 2; 605. connecting block; 606. telescopic part; 607. welding gun; 608. limit block; 7. placement plate; 8. storage box. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0027] Embodiment 1:

[0028] A rotatable and retractable gas shielded electric welder comprises a base 1, universal wheels 2, a handle 3, an electric welder housing 4 and a placement plate 7. The universal wheels 2 are fixedly mounted around the bottom of the base 1, and the handle 3 is fixedly mounted at the front and rear ends of the right side of the top of the base 1. The device can be moved to a desired position by pushing the handle 3 in conjunction with the universal wheels 2. The electric welder housing 4 is mounted in the middle of the top of the base 1, and the placement plate 7 is fixedly mounted on the left and right sides of the top of the base 1. A welding device is arranged above the base 1.

[0029] The welding device comprises a rotating unit and an adjusting unit. The rotating unit is arranged above the welding machine housing 4 , and the adjusting unit is arranged on the left side above the base 1 .

[0030] The rotating unit includes a bearing 501, a support rod 502, a motor 503, an output shaft 504, a transmission member 505 and a connecting plate 506. The bearing 501 is fixedly installed inside the upper surface of the base 1. A mounting groove is provided on the upper surface of the welding machine housing 4. The bearing 501 is fixedly installed inside the mounting groove. The bearing 501 is installed on the top of the welding machine housing 4 through the mounting groove. One end of the support rod 502 is fixedly installed on the inner ring of the bearing 501. The motor 503 is fixedly installed on the upper right end of the welding machine housing 4. The output shaft 504 is fixedly installed on the output end of the motor 503. The transmission member 505 is connected to the output shaft 504 away from the welding machine. At one end of the machine 503, the transmission member 505 includes a first pulley, a belt and a second pulley. The first pulley is fixedly installed on the outer side of the upper end of the output shaft 504, and the second pulley is fixedly installed on the outer surface of the support rod 502. The belt is sleeved inside the first pulley and the second pulley. The output shaft 504 is driven to rotate by the motor 503, so that the first pulley drives the second pulley to rotate through the belt, so that the connecting plate 506 drives the telescopic member 606 and the welding gun 607 to rotate around the bearing 501 through the support rod 502, so as to facilitate welding of objects at the left and right ends. The connecting plate 506 is fixedly installed on the top of the support rod 502.

[0031] Embodiment 2:

[0032] On the basis of Example 1: the adjustment unit includes a support block 601, a motor 602, a threaded rod 603, a bearing 604, a connecting block 605, a telescopic member 606, a welding gun 607 and a limit block 608. The support block 601 is fixedly installed on the left and right sides of the bottom of the connecting plate 506. The motor 602 is fixedly installed on the right side of the right support block 601. One end of the threaded rod 603 is fixedly installed on the output end of the motor 602. The left end of the threaded rod 603 is fixedly installed on the inner ring of the bearing 604. The threaded rod 603 is supported by the bearing 604 to make the threaded rod 603 rotate more smoothly. The bearing 604 is fixedly installed on the right side of the left support block 601. The telescopic member 606 is arranged on the connecting block. Below the plate 506, the connecting block 605 is fixedly installed on the top of the telescopic member 606, and a threaded groove is provided inside the connecting block 605, and the connecting block 605 is threadedly connected to the outer surface of the threaded rod 603, and the threaded rod 603 is threadedly connected to the connecting block 605, so that the connecting block 605 drives the telescopic member 606 to move left and right, and the position of the welding gun 607 is adjusted. The welding gun 607 is installed at the bottom of the telescopic member 606, and the limit block 608 is fixedly installed on the front and rear sides of the upper end of the telescopic member 606. The connecting plate 506 has limit grooves on the front and rear sides. The end of the limit block 608 away from the telescopic member 606 is slidably connected to the inside of the limit groove, and the movement of the telescopic member 606 is limited by the limit block 608.

[0033] Embodiment three:

[0034] On the basis of the first embodiment: storage boxes 8 are installed on the left and right sides of the top of the base 1 below the placement plate 7, and the welding tools are stored in the storage boxes 8, which is convenient for storing and taking out the tools.

[0035] When in use, push the handle 3 to cooperate with the universal wheel 2 to move the device to the desired position, then place the object to be welded on the top of the left placement plate 7, start the motor 2 602 to drive the threaded rod 603 to rotate, and under the cooperation of the connecting block 605 and the threaded rod 603, the telescopic member 606 drives the welding gun 607 to move left and right along the limiting groove to a suitable position, and then start the telescopic member 606 to drive the welding gun 607 to move down to weld the object. During the welding process, the next welding object can be placed on the top of the right placement plate 7. After the welding of the left object is completed, start the motor 1 503 to drive the output shaft 504 to rotate, so that the first pulley drives the second pulley to rotate through the belt, so that the connecting plate 506 drives the telescopic member 606 and the welding gun 607 to rotate around the bearing 1 501 through the support rod 502 to just above the right placement plate 7, and then the welding gun 607 is used to weld the right object, and the welded object on the left is removed at the same time, and this reciprocating process is used to improve the welding efficiency of the device.

[0036] 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. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A rotatable and retractable gas shielded electric welder, comprising a base (1), a universal wheel (2), a handle (3), an electric welder housing (4) and a placement plate (7), wherein the universal wheel (2) is fixedly mounted around the bottom of the base (1), the handle (3) is fixedly mounted on the front and rear ends of the right side of the top of the base (1), the electric welder housing (4) is mounted on the middle of the top of the base (1), and the placement plate (7) is fixedly mounted on the left and right sides of the top of the base (1), characterized in that: A welding device is arranged above the base (1); The welding device comprises a rotating unit and an adjusting unit, wherein the rotating unit is arranged above the welding machine housing (4), and the adjusting unit is arranged on the left side above the base (1); The rotating unit comprises a bearing 1 (501), a support rod (502), a motor 1 (503), an output shaft (504), a transmission member (505) and a connecting plate (506); the bearing 1 (501) is fixedly mounted inside the upper surface of the base (1); one end of the support rod (502) is fixedly mounted on the inner ring of the bearing 1 (501); the motor 1 (503) is fixedly mounted on the upper right end of the welding machine housing (4); the output shaft (504) is fixedly mounted on the output end of the motor 1 (503); the transmission member (505) is connected to one end of the output shaft (504) away from the motor 1 (503); and the connecting plate (506) is fixedly mounted on the top of the support rod (502).

2. A rotatable and retractable gas shielded electric welder according to claim 1, characterized in that: The adjusting unit comprises a support block (601), a second motor (602), a threaded rod (603), a second bearing (604), a connecting block (605), a telescopic member (606), a welding gun (607) and a limit block (608); the support block (601) is fixedly mounted on the left and right sides of the bottom of the connecting plate (506); the second motor (602) is fixedly mounted on the right side of the right support block (601); one end of the threaded rod (603) is fixedly mounted on the output end of the second motor (602); the second bearing (604) is fixedly mounted on the right side of the left support block (601); the telescopic member (606) is arranged below the connecting plate (506); the connecting block (605) is fixedly mounted on the top of the telescopic member (606); the welding gun (607) is mounted on the bottom of the telescopic member (606); and the limit block (608) is fixedly mounted on the front and rear sides of the upper end of the telescopic member (606).

3. A rotatable and retractable gas shielded electric welder according to claim 1, characterized in that: The upper surface of the electric welding machine housing (4) is provided with a mounting groove, and the bearing 1 (501) is fixedly mounted inside the mounting groove.

4. A rotatable and retractable gas shielded electric welder according to claim 2, characterized in that: The left end of the threaded rod (603) is fixedly mounted on the inner ring of the second bearing (604).

5. A rotatable and retractable gas shielded electric welder according to claim 2, characterized in that: The connection block (605) has a thread groove inside, and the connection block (605) is threadedly connected to the outer surface of the threaded rod (603).

6. A rotatable and retractable gas shielded electric welder according to claim 2, characterized in that: The connection plate (506) is provided with limiting grooves on both the front and rear sides, and the end of the limiting block (608) away from the telescopic member (606) is slidably connected inside the limiting groove.

7. A rotatable and retractable gas shielded electric welder according to claim 1, characterized in that: Storage boxes (8) are installed on the left and right sides of the top of the base (1) and below the placement plate (7).

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