Rotating mechanism for welding gun

Abstract

The rotating mechanism for the welding gun comprises a base, a supporting frame is fixedly arranged on the upper end face of the base, sliding rails are arranged on the outer wall of the supporting frame and located on the two sides, sliding blocks are arranged on the sliding rails in a sliding mode, lifting frames are fixedly arranged on the outer walls of the sliding blocks, and the lifting frames are arranged on the outer walls of the lifting frames. An electric push rod is fixedly arranged on the outer wall of the supporting frame, a connecting plate is arranged at the output end of the electric push rod, the bottom of the connecting plate is fixedly connected with a lifting frame, a mounting frame is fixedly arranged on the outer wall of the lifting frame, a motor is arranged on one side of the upper end face of the mounting frame, and a rotating shaft is rotationally arranged on the other side of the upper end face of the mounting frame. And synchronous wheels are arranged on the output end of the motor and the rotating shaft, so that a user can control the motor to enable the synchronous belt to drive the synchronous wheels and the rotating shaft to rotate so as to rotate the L-shaped rod at the bottom of the rotating shaft and the welding gun body, the welding angle of the welding gun can be conveniently adjusted, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding torch drive technical field more specifically, it relates to a kind of rotary mechanism for welding torch. BACKGROUND

[0002] Welding torch is the core tool of welding operation, through high-temperature arc or flame melting metal, realizes material connection, welding torch can be divided into electric arc welding torch and gas welding torch, electric arc welding torch uses inert / active gas protection welding wire, suitable for stainless steel, aluminum and other materials, current range 50-500A, gas welding torch is through the 3000 ℃ flame generated by mixing oxygen and acetylene, suitable for copper, cast iron and other materials, but heat-affected zone is larger, when welding torch is used, it needs to use rotary mechanism to realize the multi-angle welding of welding torch, suitable for automatic welding, such as pipeline girth welding, mechanical arm welding etc.

[0003] But the height and angle of welding torch of most traditional welding torch rotary mechanism are adjusted by multiple connecting rod mode, the adjusting mechanism structure is too complex, and the stability is not good, influence welding accuracy;

[0004] And welding torch is mostly fixed by bolt when being installed with rotary mechanism, when welding torch needs to be disassembled, it also needs to use tool, which affects the disassembly efficiency of welding torch. UTILITY MODEL CONTENT

[0005] (I) technical problem solved

[0006] In view of the problems in the prior art, the utility model provides a rotary mechanism for welding torch to solve the technical problem that the height and angle of welding torch of most traditional welding torch rotary mechanism are adjusted by multiple connecting rod mode, the adjusting mechanism structure is too complex, and the stability is not good, influence welding accuracy mentioned in background art.

[0007] (II) technical scheme

[0008] To achieve the above object, the utility model provides following technical scheme: A rotating mechanism for welding torch, including the base, the upper end surface of base is fixed with support frame, the outer wall of support frame and located both sides are equipped with slide rail, the slide rail is equipped with sliding block, the outer wall of sliding block is fixed with lifting frame, the outer wall of support frame is fixed with electric push rod, the output end of electric push rod is equipped with connecting plate, the bottom of connecting plate is fixed with lifting frame, the outer wall of lifting frame is fixed with mounting bracket, the upper end surface of mounting bracket and located one side is equipped with motor, the other side is equipped with rotating shaft, the output end of motor and rotating shaft are equipped with synchronous wheel, the synchronous wheel is equipped with synchronous belt, the outer wall of rotating shaft and located upper end is fixed with L type rod, the lower end of L type rod is equipped with sleeve, the inside of sleeve is equipped with welding torch body.

[0009] The utility model further sets up, the lower end surface of sleeve is fixed with outer thread ring, the outer wall of outer thread ring and located both sides is equipped with square groove, the bottom of square groove is equipped with bolt, the one end of bolt is fixed with inclined block, the inclined block is located the inside of square groove, the outer wall of welding torch body is equipped with the slot corresponding, the bolt is located the inside of slot, convenient to fixed installation to welding torch body.

[0010] The utility model further sets up, the inner wall of inclined block is equipped with support spring, the other end of support spring is fixedly connected with the inner wall of square groove, the outer end of outer thread ring is equipped with compression nut, the inner wall of compression nut is in contact with the outer wall of inclined block, convenient to limit bolt, prevent to get out.

[0011] The utility model further sets up, the outer wall of L type rod and located both sides is equipped with fixed block, the fixed block is equipped with adjusting rod, the bottom of adjusting rod is fixed with adjusting sleeve, the adjusting sleeve is rotatably installed with rotating shaft, the bottom of adjusting sleeve is rotatably equipped with pressure block, convenient to the upper end of the object to be welded position limiting.

[0012] The utility model further sets up, the adjusting rod is equipped with adjusting nut, the adjusting nut is in contact with adjusting rod screw joint, convenient to the height of pressure block is adjusted.

[0013] The utility model further sets up, the adjusting nut sets up two groups, and is in contact with the upper and lower sides of fixed block.

[0014] The utility model further sets up, the upper end surface of base and located four corners are equipped with outer connection hole, convenient to the device with outside support equipment is connected.

[0015] The utility model further provides for, the outer wall of the welding torch body is equipped with the limit block, the limit block and the upper end surface of sleeve contact, convenient for positioning installation of welding torch body.

[0016] (Three) beneficial effects

[0017] Compared with the prior art, the utility model provides a kind of rotary mechanism for welding torch, with following beneficial effects:

[0018] 1, by setting, so that user can make synchronous belt drive synchronous wheel and rotating shaft to rotate by controlling motor, to rotate the L-shaped rod of rotating shaft bottom and welding torch body, to facilitate the angle of its welding to be adjusted, convenient to use, and user can also make connecting plate drive lifting frame to adjust height by controlling electric push rod, to make welding torch body and the contact of the welding object, increase flexibility.

[0019] 2, by setting sleeve, welding torch body, outer thread ring and bolt, so that when user needs to disassemble welding torch body, can make it separate from inclined block by rotating compression nut, at this time support spring will be stretched, to make the end of bolt separate from slot, at this time welding torch body can be taken out from the inside of sleeve, to facilitate its disassembly, increase replacement efficiency.

[0020] 3, by setting adjusting rod, adjusting sleeve, pressing block and adjusting nut, so that when welding torch body and the welding object contact, user can make adjusting sleeve move at the outer end of rotating shaft by rotating adjusting nut, to adjust the height of pressing block, to make pressing block and the upper end of welding object contact, facilitate the subsequent welding to carry out. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a kind of rotary mechanism for welding torch in unused state whole schematic view;

[0022] Figure 2 It is the installation schematic drawing of motor, synchronous wheel, synchronous belt and rotating shaft;

[0023] Figure 3 It is the installation explosion drawing of sleeve, welding torch body, bolt, inclined block and compression nut;

[0024] Figure 4 It is the installation schematic drawing of L-shaped rod upper fixed block, adjusting rod, adjusting sleeve, pressing block and adjusting nut;

[0025] Figure 5 It is the position schematic drawing of base upper support frame, slide rail and electric push rod.

[0026] In the figure: 1, base; 2, support frame; 3, sliding rail; 4, sliding block; 5, lifting frame; 6, electric push rod; 7, connecting plate; 8, mounting frame; 9, motor; 10, rotating shaft; 11, synchronous wheel; 12, synchronous belt; 13, L-shaped rod; 14, sleeve; 15, welding gun body; 16, external thread ring; 17, square groove; 18, bolt; 19, inclined block; 20, insertion slot; 21, supporting spring; 22, compression nut; 23, fixed block; 24, adjusting rod; 25, adjusting sleeve; 26, pressing block; 27, adjusting nut; 28, external hole; 29, limiting block. DETAILED DESCRIPTION

[0027] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0028] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0029] In the present application, unless otherwise stated, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0030] Please refer to Figures 1-5 A rotating mechanism for a welding gun, comprising a base 1, a support frame 2 is fixedly arranged on the upper end face of the base 1, sliding rails 3 are arranged on the outer wall of the support frame 2 and located on both sides, sliding blocks 4 are slidably arranged on the sliding rails 3, lifting frames 5 are fixedly arranged on the outer wall of the sliding blocks 4, an electric push rod 6 is fixedly arranged on the outer wall of the support frame 2, a connecting plate 7 is arranged on the output end of the electric push rod 6, the bottom of the connecting plate 7 is fixedly connected with the lifting frame 5, a mounting frame 8 is fixedly arranged on the outer wall of the lifting frame 5, a motor 9 is arranged on the upper end face of the mounting frame 8 and located on one side, a rotating shaft 10 is rotatably arranged on the other side, synchronous wheels 11 are arranged on the output end of the motor 9 and on the rotating shaft 10, a synchronous belt 12 is arranged on the two synchronous wheels 11, an L-shaped rod 13 is fixedly arranged on the outer wall of the rotating shaft 10 and located on the upper end, a sleeve 14 is arranged on the lower end of the L-shaped rod 13, a welding gun body 15 is arranged in the sleeve 14, a limiting block 29 is arranged on the outer wall of the welding gun body 15, and the limiting block 29 is in contact with the upper end face of the sleeve 14.

[0031] In the embodiment, the lower end surface of the sleeve 14 is fixedly provided with an external thread ring 16, square grooves 17 are formed on the outer wall of the external thread ring 16 and located on both sides, a latch 18 is slidably arranged at the bottom of each square groove 17, an inclined block 19 is fixedly arranged at one end of the latch 18, the inclined block 19 is located inside the square groove 17, an insertion slot 20 is formed on the outer wall of the welding gun body 15 and corresponds to the latch 18, the latch 18 is located inside the insertion slot 20, a supporting spring 21 is arranged on the inner wall of the inclined block 19, the other end of the supporting spring 21 is fixedly connected with the inner wall of the square groove 17, and a compression nut 22 is arranged at the outer end of the external thread ring 16 and abuts against the outer wall of the inclined block 19.

[0032] More specifically, the user can control the motor 9 to drive the synchronous belt 12 to rotate the synchronous wheel 11 and the rotating shaft 10, so as to rotate the L-shaped rod 13 at the bottom of the rotating shaft 10 and the welding gun body 15, thereby facilitating the adjustment of the welding angle of the welding gun body 15, and facilitating the use. In addition, the user can control the electric push rod 6 to drive the connecting plate 7 to adjust the height of the lifting frame 5, so that the welding gun body 15 contacts the object to be welded, thereby increasing the flexibility. When the user needs to disassemble the welding gun body 15, the compression nut 22 is rotated to separate the inclined block 19, at this time the supporting spring 21 is stretched to separate one end of the latch 18 from the insertion slot 20, and then the welding gun body 15 can be taken out from the sleeve 14, thereby facilitating the disassembly and assembly of the welding gun body 15 and increasing the replacement efficiency.

[0033] Please refer to Figure 1 and Figure 4 , as an embodiment for pressing and fixing the upper end of the welding part: the outer wall of the L-shaped rod 13 is provided with a fixed block 23 on both sides, an adjusting rod 24 is slidably arranged on the fixed block 23, an adjusting sleeve 25 is fixedly arranged at the bottom of the adjusting rod 24, the adjusting sleeve 25 is movably installed with the rotating shaft 10, a pressing block 26 is rotatably arranged at the bottom of the adjusting sleeve 25, an adjusting nut 27 is arranged on the adjusting rod 24, the adjusting nut 27 is threadedly installed with the adjusting rod 24, and two adjusting nuts 27 are arranged and contact the upper and lower sides of the fixed block 23.

[0034] Specifically, when the welding gun body 15 contacts the object to be welded, the user can rotate the adjusting nut 27 to move the adjusting sleeve 25 at the outer end of the rotating shaft 10, so as to adjust the height of the pressing block 26, and then the pressing block 26 contacts the upper end of the object to be welded, thereby facilitating the subsequent welding.

[0035] Please refer to Figure 1 , as a further embodiment for connecting the base 1 and external equipment: an external connection hole 28 is formed on the upper end surface of the base 1 and located on the four corners.

[0036] Specifically, the user can fix the device with external equipment through the external hole 28.

[0037] In summary, the overall device in use: the user can control the motor 9 to make the synchronous belt 12 driven synchronous wheel 11 and rotating shaft 10 rotation, to the rotating shaft 10 bottom L-shaped rod 13 and the welding gun body 15 rotation, to facilitate the angle of the welding to adjust, convenient to use, and the user can also control the electric push rod 6 to make the connecting plate 7 driven lifting frame 5 to adjust the height, so that the welding gun body 15 and the welding object contact, increase flexibility, when the welding gun body 15 and the welding piece contact, the user can rotate the adjusting nut 27 to make the adjusting sleeve 25 move in the outer end of the rotating shaft 10, to adjust the height of the pressing block 26, in turn, the pressing block 26 and the upper end of the welding piece contact, facilitate the subsequent welding, when the user needs to disassemble the welding gun body 15, can be rotated by the pressing nut 22 to make it away from the inclined block 19, at this time the support spring 21 will stretch out, to make one end of the bolt 18 away from the slot 20, at this time can be taken out from the sleeve 14 inside the welding gun body 15, to facilitate the disassembly, increase the replacement efficiency.

[0038] In all the above schemes, the connection between the two components can be selected according to the actual situation, welding, bolt and nut connection, bolt or screw connection or other known connection mode, not one by one hereinafter, all the above refers to the fixed connection, preferably consider is welding, although the embodiments of the utility model have been shown and described, for those skilled in the art, it can be understood that without departing from the principles and spirit of the utility model, a variety of changes, modifications, replacements and modifications can be made to these embodiments, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A rotating mechanism for a welding torch comprising a base (1), characterized in that: The upper end surface of the base (1) is fixedly provided with a support frame (2), the outer wall of the support frame (2) is provided with a sliding rail (3) on both sides, the sliding rail (3) is slidably provided with a sliding block (4), the outer wall of the sliding block (4) is fixedly provided with a lifting frame (5), the outer wall of the support frame (2) is fixedly provided with an electric push rod (6), the output end of the electric push rod (6) is provided with a connecting plate (7), the bottom of the connecting plate (7) is fixedly connected with the lifting frame (5), the outer wall of the lifting frame (5) is fixedly provided with a mounting frame (8), the upper end surface of the mounting frame (8) is provided with a motor (9) on one side and a rotating shaft (10) on the other side, the output end of the motor (9) and the rotating shaft (10) are provided with synchronous wheels (11), the two synchronous wheels (11) are provided with a synchronous belt (12), the outer wall of the rotating shaft (10) is fixedly provided with an L-shaped rod (13) at the upper end, the lower end of the L-shaped rod (13) is provided with a sleeve (14), the inside of the sleeve (14) is provided with a welding gun body (15).

2. A rotation mechanism for a welding torch according to claim 1, characterized in that: The lower end surface of the sleeve (14) is fixedly provided with an external thread ring (16), the outer wall of the external thread ring (16) is provided with a square groove (17) on both sides, the bottom of the square groove (17) is slidably provided with a bolt (18), one end of the bolt (18) is fixedly provided with an inclined block (19), the inclined block (19) is located in the inside of the square groove (17), the outer wall of the welding gun body (15) is correspondingly provided with a slot (20), the bolt (18) is located in the inside of the slot (20).

3. A rotation mechanism for a welding torch according to claim 2, characterized in that: The inner wall of the inclined block (19) is provided with a supporting spring (21), the other end of the supporting spring (21) is fixedly connected with the inner wall of the square groove (17), the outer end of the external thread ring (16) is provided with a compression nut (22), the inner wall of the compression nut (22) abuts against the outer wall of the inclined block (19).

4. A rotation mechanism for a welding torch as defined in claim 1, wherein: The outer wall of the L-shaped rod (13) is provided with a fixed block (23) on both sides, the fixed block (23) is slidably provided with an adjusting rod (24), the bottom of the adjusting rod (24) is fixedly provided with an adjusting sleeve (25), the adjusting sleeve (25) is movably mounted with the rotating shaft (10), the bottom of the adjusting sleeve (25) is rotatably provided with a pressing block (26).

5. A rotation mechanism for a welding torch according to claim 4, characterized in that: The adjusting rod (24) is provided with an adjusting nut (27), the adjusting nut (27) is threadedly mounted with the adjusting rod (24).

6. A rotation mechanism for a welding torch according to claim 5, characterized in that: The adjusting nut (27) is provided with two groups, and contacts the upper and lower sides of the fixed block (23).

7. A rotation mechanism for a welding torch as defined in claim 1, wherein: The upper end surface of the base (1) is provided with an external hole (28) at the four corners.

8. A rotation mechanism for a welding torch according to claim 2, characterized in that: The outer wall of the welding gun body (15) is provided with a limiting block (29), the limiting block (29) contacts the upper end surface of the sleeve (14).

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