Welding machine convenient to maintain

Abstract

The welding machine convenient to maintain comprises a base and a welding machine body, the welding machine body is fixedly connected to the top of the base, moving wheels are connected to the four corners of the bottom of the base in a rotating mode, a containing bin is formed in the bottom of the base, and the bottom of the containing bin is provided with a sliding groove. Gear driven screws are rotationally connected to the left side and the right side of the bottom of an inner cavity of the base, the bottom ends of the gear driven screws on the left side and the right side penetrate through the base and extend to an inner cavity of the containing bin, and threaded sleeves are connected to the outer side walls of the gear driven screws on the left side and the right side in a threaded mode. The welding machine has a moving function, meanwhile, the stability can be guaranteed during welding work, the rotating angle of welding can be adjusted, the external structure of the welding machine can be rapidly and conveniently mounted and dismounted, and elements in the welding machine can be conveniently overhauled.

Description

Technical Field

[0001] The utility model relates to the technical field of welding machines, in particular to a welding machine which is easy to maintain. Background Art

[0002] A welding machine refers to an electrical appliance that provides a power source with certain characteristics for welding. Welding is widely used in various industrial fields, such as aerospace, shipbuilding, automobiles, containers, etc., because of its flexibility, simplicity, convenience, firmness, reliability, and the fact that the welded material can even have the same strength as the parent material.

[0003] The external structure of the existing welding machine is relatively fixed. When the internal components of the welding machine need to be repaired, it is inconvenient to disassemble the external protective structure, and it takes a lot of time to disassemble and install the external protective structure. In addition, the bottom support structure of the existing welding machine is fixed. When the position of the welding machine needs to be adjusted, it can only be moved manually by the staff. If moving wheels are directly installed on the bottom of the welding machine, the stability during welding will be affected, and it is not convenient to adjust the angle of the welding gun according to the welding position of the workpiece. It is inconvenient to use. For this reason, we propose a welding machine that is easy to maintain. Utility Model Content

[0004] The purpose of the utility model is to provide a welding machine that is easy to maintain, so as to solve the problem proposed in the above background technology that the external structure of the existing welding machine is relatively fixed, when it is necessary to inspect and repair the internal components of the welding machine, it is inconvenient to disassemble the external protective structure, and it takes a long time to disassemble and install the external protective structure. The bottom support structure of the welding machine is fixed, and when the position of the welding machine needs to be adjusted, it can only be manually moved by the staff. If moving wheels are directly installed on the welding bottom, the stability during welding will be affected, and it is not convenient to adjust the angle of the welding gun according to the welding position of the workpiece.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welding machine that is easy to maintain, comprising a base and a welding machine body, the welding machine body is fixedly connected to the top of the base, and the four corners of the bottom of the base are rotatably connected with moving wheels, a accommodating bin is opened at the bottom of the base, and gear driven screws are rotatably connected to the bottom of the inner cavity of the base on the left and right sides, the bottom ends of the gear driven screws on the left and right sides penetrate the base and extend to the inner cavity of the accommodating bin, and the outer side walls of the gear driven screws on the left and right sides are screwed with threaded sleeves, and a connecting plate is fixedly connected between the bottom ends of the threaded sleeves on the left and right sides, and the bottom of the connecting plate is rotatably connected to a support plate, and the right side wall of the base is rotatably connected to a rotating rod, and the left end of the rotating rod penetrates the base and extends to the inner cavity of the base, and the outer side walls of the rotating rod are fixedly connected with driving gears on the left and right sides, and the driving gears on the left and right sides are meshed and connected with the gear driven screws on the left and right sides.

[0006] As a further description of the above technical solution:

[0007] The left and right side walls of the welding machine body are slidably connected with protective plates, and the left and right sides of the rear side wall of the welding machine body are fixedly connected with mounting plates.

[0008] As a further description of the above technical solution:

[0009] A pressure plate is slidably connected between the top and bottom of the inner cavity of the left and right mounting plates, and a fixing tenon is fixedly connected to the front side walls of the left and right pressure plates, and the fixing tenons on the left and right sides are arranged in sequence from top to bottom.

[0010] As a further description of the above technical solution:

[0011] The front ends of the fixing tenons on the left and right sides penetrate the mounting plates on the left and right sides and the welding machine body and extend to the inside of the protective plates on the left and right sides. The rear side walls of the mounting plates on the left and right sides are plugged with connecting rods.

[0012] As a further description of the above technical solution:

[0013] The front ends of the connecting rods on the left and right sides penetrate the mounting plates on the left and right sides and extend to the inner cavities of the mounting plates on the left and right sides, and the front ends of the connecting rods on the left and right sides are fixedly connected to the pressure plates on the left and right sides.

[0014] As a further description of the above technical solution:

[0015] The outer side walls of the connecting rods on the left and right sides are sleeved with return springs, and the return springs on the left and right sides are located in the inner cavities of the mounting plates on the left and right sides.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The welder which is easy to maintain, when performing welding work, the rotating rod is rotated to drive the driving gears on both sides to rotate, so that the driving gears on both sides drive the gear driven screws on both sides meshing with them to rotate, so that the threaded sleeves installed on the gear driven screws on both sides are lowered, so that the connecting plates at the bottom ends of the threaded sleeves on both sides are lowered, so that the supporting plate at the bottom of the connecting plate is in contact with the ground, so that the moving wheel cancels the contact with the ground, thereby increasing the stability during welding work, and because the connecting plate and the supporting plate are rotatably connected, the staff can adjust the rotation angle of the welder, and when the welding work is completed, the rotating rod is reversed to drive the gear driven screws on both sides to reverse, so that the threaded sleeve drives the connecting plate and the supporting plate to rise into the storage bin so that the moving wheel is in contact with the ground, so that the welder can be moved, so that the welder has a mobile function and can ensure stability during welding work and can adjust the rotation angle of welding.

[0018] 2. The welder which is easy to maintain, when it is necessary to inspect and repair the internal components of the welder body, the connecting rod is pulled so that the connecting rod drives the pressure plate to squeeze the reset spring, so that the fixing tenon installed on the pressure plate cancels the fixation of the protective plate and moves to the inner cavity of the mounting plate, and then the unfixed protective plate is removed from the welder body, and then the above steps are repeated to remove the protective plate on the other side, and then the components inside the welder body can be inspected and repaired. After completion, the protective plate is reinstalled on the welder body, and then the connecting rod is loosened to reset the reset spring squeezed by the pressure plate to push the pressure plate to move, so that the fixing tenon installed on the pressure plate is inserted into the protective plate to fix the protective plate, so that the external structure of the welder can be installed and disassembled quickly and conveniently, and the components inside the welder are convenient to inspect and repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a welding machine that is easy to maintain proposed by the utility model;

[0020] Figure 2 This is a front view cross-sectional structural schematic diagram of a welding machine that is easy to maintain proposed by the utility model;

[0021] Figure 3 This is a right side cross-sectional structural schematic diagram of a welding machine that is easy to maintain proposed by the utility model;

[0022] Figure 4 The utility model provides a welding machine which is easy to maintain Figure 3 Enlarged structural diagram at A in the middle.

[0023] In the figure: 100, base; 110, moving wheel; 120, accommodating chamber; 130, gear driven screw; 140, threaded sleeve; 150, connecting plate; 160, supporting plate; 170, rotating rod; 171, driving gear; 200, welding machine body; 210, protective plate; 220, mounting plate; 230, pressing plate; 231, fixing tenon; 240, connecting rod; 241, reset spring. DETAILED DESCRIPTION

[0024] 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.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides a welding machine which is easy to maintain, so that the welding machine has the function of movement, and can ensure stability during welding work and adjust the rotation angle of welding. The external structure of the welding machine can be installed and disassembled quickly and conveniently, and the components inside the welding machine can be easily inspected and repaired. Please refer to Figure 1-4 , comprising a base 100 and a welding machine body 200;

[0028] Please refer again Figure 1-3The base 100 is used to install the main structure. The four corners of the bottom of the base 100 are rotatably connected with moving wheels 110. The bottom of the base 100 is provided with a storage bin 120. The storage bin 120 is used to store the support mechanism. The left and right sides of the bottom of the inner cavity of the base 100 are rotatably connected with gear driven screws 130. The gear driven screws 130 are used to install threaded sleeves 140. The bottom ends of the gear driven screws 130 on the left and right sides pass through the base 100 and extend to the inner cavity of the storage bin 120. The outer walls of the gear driven screws 130 on the left and right sides are threadedly connected with threaded sleeves 140. The sleeve 140 is used to install the connecting plate 150. The connecting plate 150 is fixedly connected between the bottom ends of the left and right threaded sleeves 140. The connecting plate 150 is used to install the support plate 160. The bottom of the connecting plate 150 is rotatably connected to the support plate 160. The support plate 160 is used to support the welding machine body. The right side wall of the base 100 is rotatably connected to a rotating rod 170. The rotating rod 170 is used to install a driving gear 171. The left end of the rotating rod 170 penetrates the base 100 and extends to the inner cavity of the base 100. The outer side walls of the rotating rod 170 are fixedly connected to the driving gear 171 on both sides. 71, the driving gear 171 is used to drive the gear driven screw 130 to rotate, and the left and right driving gears 171 are meshed and connected with the left and right gear driven screws 130. When welding, the rotating rod 170 is rotated to drive the driving gears 171 on both sides to rotate, so that the driving gears 171 on both sides drive the gear driven screws 130 meshed and connected therewith to rotate, so that the threaded sleeves 140 installed on the gear driven screws 130 on both sides are lowered, and the connecting plates 150 at the bottom of the threaded sleeves 140 on both sides are lowered, so that ... The support plate 160 at the bottom of the plate 150 contacts the ground, so that the moving wheel 110 is no longer in contact with the ground, which increases the stability during welding. Since the connecting plate 150 and the supporting plate 160 are rotatably connected, the staff can adjust the rotation angle of the welding machine. After the welding work is completed, the driving gears 171 on both sides drive the driven screws 130 on both sides to reverse by reversing the rotating rod 170, so that the threaded sleeve 140 drives the connecting plate 150 and the supporting plate 160 to rise into the storage bin so that the moving wheel 110 contacts the ground, so that the welding machine can be moved.

[0029] In summary, the welding machine has the function of movement, and can ensure stability during welding and adjust the rotation angle of welding;

[0030] Please refer again Figure 1-4The welding machine body 200 is fixedly connected to the top of the base 100, and the left and right side walls of the welding machine body 200 are slidably connected with a protective plate 210, and the protective plate 210 is used to protect the internal components of the welding machine body 200. The left and right sides of the rear side wall of the welding machine body 200 are fixedly connected with mounting plates 220, and the mounting plates 220 are used to install the main structure. A pressing plate 230 is slidably connected between the top and bottom of the inner cavity of the mounting plates 220 on the left and right sides, and the pressing plate 230 is used to install a fixing tenon 231. The front side walls of the pressing plates 230 on the left and right sides are fixedly connected with a fixing tenon 231, and the fixing tenon 231 is used to fix the protective plate 210, and the left and right fixing tenons 231 are arranged in sequence from top to bottom, the front ends of the left and right fixing tenons 231 penetrate the left and right mounting plates 220 and the welding machine body 200 and extend to the inside of the left and right protective plates 210, the rear side walls of the left and right mounting plates 220 are plugged with connecting rods 240, the connecting rods 240 are used to connect with the pressing plate 230, the front ends of the left and right connecting rods 240 penetrate the left and right mounting plates 220 and extend to the inner cavity of the left and right mounting plates 220, and the front ends of the left and right connecting rods 240 are connected to the left and right mounting plates 220. The right side pressure plates 230 are fixedly connected, and the outer side walls of the left and right side connecting rods 240 are sleeved with reset springs 241, which are used to reset the pressure plates 230, and the left and right side reset springs 241 are located in the inner cavities of the left and right side mounting plates 220. When it is necessary to inspect and repair the internal components of the welding machine body 200, the connecting rod 240 is pulled to drive the pressure plate 230 to squeeze the reset spring 241, so that the fixing tenon 231 installed on the pressure plate 230 cancels the fixation of the protective plate 210 and moves to the inner cavity of the mounting plate 220. , then remove the unfixed protective plate 210 from the welding machine body 200, and then repeat the above steps to disassemble the protective plate 210 on the other side, and then the components inside the welding machine body 200 can be inspected and repaired. After the inspection is completed, the protective plate 210 is reinstalled on the welding machine body 200, and then the connecting rod 240 is loosened to reset the reset spring 241 squeezed by the pressing plate 230 to push the pressing plate 230 to move, so that the fixing tenon 231 installed on the pressing plate 230 is inserted into the protective plate 210, and the protective plate 210 is fixed;

[0031] In summary, the external structure of the welding machine can be installed and disassembled quickly and conveniently, which is convenient for inspecting and repairing the components inside the welding machine;

[0032] In specific use, when performing welding work, the technical personnel in this field connect the welding cable to the connector on the welding body 200, and then rotate the rotating rod 170 to drive the rotating rod 170 to drive the driving gears 171 on both sides to rotate, so that the driving gears 171 on both sides drive the gear driven screws 130 on both sides meshing with them to rotate, so that the threaded sleeves 140 installed on the gear driven screws 130 on both sides are lowered, and the connecting plates 150 at the bottom ends of the threaded sleeves 140 on both sides are lowered, so that the support plate 160 at the bottom of the connecting plate 150 is in contact with the ground, so that the moving wheel 110 is no longer in contact with the ground, thereby increasing the stability during welding work, and because the connecting plate 150 and the support plate 160 are rotatably connected, the staff can adjust the rotation angle of the welding machine, and when the welding work is completed, the rotating rod 170 is reversed to make the driving gears 171 on both sides drive the gear driven screws 130 on both sides to reverse, so that the threaded sleeves 140 drive the connecting plates 150 and the supporting plates 160 to reverse. The support plate 160 is raised into the storage bin so that the moving wheel 110 contacts the ground, so that the welding machine can be moved. When the internal components of the welding machine body 200 need to be repaired, the connecting rod 240 is pulled so that the connecting rod 240 drives the pressing plate 230 to squeeze the return spring 241, so that the fixing tenon 231 installed on the pressing plate 230 cancels the fixing of the protective plate 210 and moves to the inner cavity of the mounting plate 220, and then the unfixed protective plate 210 is removed from the welding machine body 20 0, and then repeat the above steps to disassemble the protective plate 210 on the other side, and then the components inside the welding machine body 200 can be inspected and repaired. After the inspection is completed, the protective plate 210 is reinstalled on the welding machine body 200, and then the connecting rod 240 is loosened to reset the reset spring 241 squeezed by the pressing plate 230 to push the pressing plate 230 to move, so that the fixing tenon 231 installed on the pressing plate 230 is inserted into the protective plate 210, and the protective plate 210 is fixed.

[0033] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A welding machine that is easy to maintain, characterized in that: The invention comprises a base (100) and a welding machine body (200), wherein the welding machine body (200) is fixedly connected to the top of the base (100), and movable wheels (110) are rotatably connected at the four corners of the bottom of the base (100), and a receiving chamber (120) is provided at the bottom of the base (100), and gear driven screws (130) are rotatably connected to the left and right sides of the bottom of the inner cavity of the base (100), and the bottom ends of the gear driven screws (130) on the left and right sides penetrate the base (100) and extend to the inner cavity of the receiving chamber (120), and the outer side walls of the gear driven screws (130) on the left and right sides are screwed to the inner cavity of the receiving chamber (120). A threaded sleeve (140) is provided, and a connecting plate (150) is fixedly connected between the bottom ends of the threaded sleeves (140) on the left and right sides, and a supporting plate (160) is rotatably connected to the bottom of the connecting plate (150). A rotating rod (170) is rotatably connected to the right side wall of the base (100), and the left end of the rotating rod (170) passes through the base (100) and extends to the inner cavity of the base (100). The outer side walls of the rotating rod (170) are fixedly connected to driving gears (171) on the left and right sides, and the driving gears (171) on the left and right sides are meshed and connected with the gear driven screws (130) on the left and right sides.

2. A welder that is easy to maintain according to claim 1, characterized in that: The left and right side walls of the welding machine body (200) are slidably connected with protective plates (210), and the left and right sides of the rear side wall of the welding machine body (200) are fixedly connected with mounting plates (220).

3. A welder that is easy to maintain according to claim 2, characterized in that: A pressure plate (230) is slidably connected between the top and bottom of the inner cavity of the left and right mounting plates (220), and a fixing tenon (231) is fixedly connected to the front side walls of the left and right pressure plates (230), and the fixing tenons (231) on the left and right sides are arranged in sequence from top to bottom.

4. A welder that is easy to maintain according to claim 3, characterized in that: The front ends of the fixing tenons (231) on the left and right sides penetrate the mounting plates (220) on the left and right sides and the welding machine body (200) and extend to the inside of the protective plates (210) on the left and right sides, and the rear side walls of the mounting plates (220) on the left and right sides are plugged with connecting rods (240).

5. A welder that is easy to maintain according to claim 4, characterized in that: The front ends of the connecting rods (240) on the left and right sides penetrate the mounting plates (220) on the left and right sides and extend to the inner cavities of the mounting plates (220) on the left and right sides, and the front ends of the connecting rods (240) on the left and right sides are fixedly connected to the pressure plates (230) on the left and right sides.

6. A welder that is easy to maintain according to claim 5, characterized in that: The outer side walls of the connecting rods (240) on the left and right sides are sleeved with return springs (241), and the return springs (241) on the left and right sides are located in the inner cavities of the mounting plates (220) on the left and right sides.

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