Automatic rotating welding frame for slender shaft

Abstract

The utility model belongs to the field of welding frames, and particularly relates to an automatic rotating welding frame for a slender shaft, which is characterized in that the lower part of an automatic rotating welding frame body is fixedly connected with a rail piece, the middle part of the rail piece is provided with a chute I, the inner wall of the chute I is slidably connected with a position moving piece, and the upper part of the position moving piece is fixedly connected with an adjusting rod; the upper end of an adjusting rod frame body is fixedly connected with a limiting plate, a hole of the limiting plate is in sliding connection with a toothed bar, the toothed bar is in meshed connection with an adjusting piece, the upper end of the toothed bar is fixedly connected with a lifting piece, a frame body of the lifting piece is rotationally connected with a rolling wheel, the limiting claw can be stirred to rotate through rotation of positioning teeth, then the limiting claw jacks up the spring piece to bounce, and then the spring piece is reset. The spring pieces press the ends of the limiting claws, so that the limiting claws clamp the positioning teeth, descending caused by the dead weight of the toothed bar can be avoided, lifting precision of the toothed bar is improved, lifting slippage of the toothed bar is avoided, and butt joint precision of thick and thin shafts is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of welding frame, and specifically relates to an automatic rotating welding frame for slender shafts. BACKGROUND

[0002] When using the automatic rotating welding frame to weld two slender shafts with different diameters, the following points need to be paid special attention to: ensuring that the two shafts are concentric on the rotating welding frame to avoid eccentricity leading to imbalance or stress concentration after welding; using an adjustable clamping device to ensure that the two shafts are stable and centered; and selecting a suitable welding method, such as TIG welding or laser welding, to ensure the quality of the weld.

[0003] After clamping the end portions of the long shafts with different diameters, a fixed jacking rod needs to be used to lift the two shafts to prevent the welding portion from having different levels of height. The existing fixed rod lifting position is fixed and cannot be adjusted according to the length of the long shafts. Therefore, an automatic rotating welding frame for slender shafts is proposed to solve the above problems. SUMMARY

[0004] To make up for the deficiencies of the prior art, the utility model provides an automatic rotating welding frame for slender shafts.

[0005] The utility model discloses a kind of automatic rotating welding frame for slender shafts, including automatic rotating welding frame, the lower part of the frame body of automatic rotating welding frame is fixedly connected with track piece, the middle part of track piece is equipped with sliding slot one, the inner wall of sliding slot one is slidably connected with position moving piece, the upper part of position moving piece is fixedly connected with adjusting rod, the upper end of adjusting rod frame body is fixedly connected with limit plate, the hole of limit plate is slidably connected with rack bar, rack bar is engagedly connected with adjusting piece, the upper end of rack bar is fixedly connected with jacking piece, the frame body of jacking piece is rotatably connected with gyro wheel.

[0006] Preferably, the position moving piece includes sliding slot two, an insert plate and a spring. The side of the frame body of the position moving piece is equipped with sliding slot two. The insert plate is slidably connected with the through slot of the frame body of the position moving piece. The end of the insert plate is fixedly connected with the end of the spring.

[0007] Preferably, the insert plate further includes a pull rod. The side of the insert plate is fixedly connected with the end of the pull rod. The rod body of the pull rod is slidably connected with the inner wall of the sliding slot two.

[0008] Preferably, the adjusting piece includes a handle, a power tooth one, a spring sheet and a limit claw. The column body of the handle is rotatably connected with the frame body of the adjusting rod. The teeth of the handle are engagedly connected with the power tooth one. The end of the spring sheet is fixedly connected with the inner wall of the adjusting rod. The shaft of the limit claw is rotatably connected with the inner wall of the adjusting rod.

[0009] As preferred, the handle further comprises: a power tooth two, a positioning tooth, the shaft of the handle is fixedly connected to the middle part of the power tooth two, the power tooth two is engagedly connected to the power tooth one, and the right side of the power tooth two is provided with the positioning tooth.

[0010] As preferred, the power tooth one further comprises a transmission tooth one, the shaft of the power tooth one is fixedly connected to the middle part of the transmission tooth one, the transmission tooth one is engagedly connected to the tooth bar, and the shaft of the power tooth one is rotatably connected to the inner wall of the adjusting rod.

[0011] The utility model discloses the beneficial effect that:

[0012] 1. The utility model discloses a positioning tooth rotation will actuate the rotation of the limit pawl, and then the limit pawl lifts the spring piece and pops up, and then the spring piece resets, and the end of the limit pawl is pressed by the spring piece, so that the limit pawl clamps the positioning tooth, which can avoid the descent caused by the weight of the tooth bar, thereby improving the precision of the tooth bar lifting, avoiding the appearance of the tooth bar lifting slip, thereby improving the precision of the butt joint of the thick and thin shafts.

[0013] 2. The utility model discloses the positioning of the adjusting rod is completed through the clamping of the position moving part and the track piece, and the design mode can increase a plurality of adjusting rods for lifting the shaft according to the length of the shaft, which is more flexible and can quickly lift the long shaft for welding. ACCURACY

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0015] Figure 1 It is the front side three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is Figure 1 the A part enlarged structure schematic view of;

[0017] Figure 3 It is the local structure schematic view of the utility model;

[0018] Figure 4 It is Figure 3 the right side structure schematic view of;

[0019] Figure 5 It is Figure 4 the B part enlarged structure schematic view of.

[0020] In the drawing:

[0021] 1, automatic rotating welding frame; 2, track; 21, sliding groove one; 3, adjusting rod; 31, limiting plate; 4, position moving piece; 41, sliding groove two; 42, plug-in plate; 421, pull rod; 43, spring; 5, adjusting piece; 51, handle; 511, power tooth two; 512, positioning tooth; 52, power tooth one; 521, transmission tooth one; 53, spring piece; 54, limiting claw; 6, toothed rod; 7, lifting piece; 8, roller. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. Figures 1-5 The present application will be further described in detail,

[0024] The embodiment of the present application discloses an automatic rotating welding frame for an elongated shaft, comprising an automatic rotating welding frame 1, a track 2 is fixedly connected to the lower part of the frame body of the automatic rotating welding frame 1, a sliding groove one 21 is formed in the middle part of the track 2, a position moving piece 4 is slidably connected to the inner wall of the sliding groove one 21, an adjusting rod 3 is fixedly connected to the upper part of the position moving piece 4, a limiting plate 31 is fixedly connected to the upper end of the frame body of the adjusting rod 3, a toothed rod 6 is slidably connected to the hole of the limiting plate 31, an adjusting piece 5 is meshingly connected to the toothed rod 6, a lifting piece 7 is fixedly connected to the upper end of the toothed rod 6, and a roller 8 is rotatably connected to the frame body of the lifting piece 7.

[0025] The position moving piece 4 comprises a sliding groove two 41, a plug-in plate 42 and a spring 43, a sliding groove two 41 is formed in the side of the frame body of the position moving piece 4, the plug-in plate 42 is slidably connected to the through groove of the frame body of the position moving piece 4, and the end of the plug-in plate 42 is fixedly connected to the end of the spring 43.

[0026] The plug-in plate 42 further comprises a pull rod 421, the side of the plug-in plate 42 is fixedly connected to the end of the pull rod 421, and the rod body of the pull rod 421 is slidably connected to the inner wall of the sliding groove two 41.

[0027] The adjusting piece 5 comprises a handle 51, a power tooth one 52, a spring piece 53 and a limiting claw 54, the column body of the handle 51 is rotatably connected to the frame body of the adjusting rod 3, the teeth of the handle 51 are meshingly connected to the power tooth one 52, the end of the spring piece 53 is fixedly connected to the inner wall of the adjusting rod 3, and the shaft of the limiting claw 54 is rotatably connected to the inner wall of the adjusting rod 3.

[0028] The handle 51 further comprises a power tooth two 511 and a positioning tooth 512, the shaft of the handle 51 is fixedly connected to the middle part of the power tooth two 511, the power tooth two 511 is engagedly connected to the power tooth one 52, and the right side of the power tooth two 511 is provided with the positioning tooth 512.

[0029] The power tooth one 52 further comprises a transmission tooth one 521, the shaft of the power tooth one 52 is fixedly connected to the middle part of the transmission tooth one 521, the transmission tooth one 521 is engagedly connected to the tooth bar 6, and the shaft of the power tooth one 52 is rotatably connected to the inner wall of the adjusting rod 3.

[0030] Working principle: when the thick shaft is clamped to the left end of the automatic rotary welding frame 1, the thin shaft is clamped to the right end of the automatic rotary welding frame 1, then the adjusting rod 3 is taken out, the two pull rods 421 are pressed by hand, so that the two pull rods 421 move towards the middle part of the sliding groove two 41, the pull rod 421 is fixedly connected to the plug plate 42, so that the two plug plates 42 move into the inner cavity of the position moving piece 4, so that the spring 43 is also compressed, at this time, the plug plate 42 that is retracted is aligned with the sliding groove one 21, then the pull rod 421 is released, the compressed spring 43 drives the plug plate 42 to reset, so that the plug plate 42 is inserted into the sliding groove one 21, at this time, the position moving piece 4 is slidably connected with the track piece 2, so that the adjusting rod 3 can be pushed to move to the position to be lifted, then the handle 51 is rotated, so that the handle 51 drives the power tooth two 511 to rotate, the power tooth two 511 drives the power tooth one 52 to rotate, the power tooth one 52 drives the transmission tooth one 521 to drive the tooth bar 6 to move upwards, so that the tooth bar 6 moves upwards under the limiting of the limiting plate 31, the tooth bar 6 drives the lifting piece 7 to move upwards, so that the roller 8 lifts the shaft to be welded, and every time the power tooth two 511 rotates, the positioning tooth 512 also rotates, and the rotation of the positioning tooth 512 drives the limiting claw 54 to rotate, then the limiting claw 54 lifts the spring sheet 53 to pop up, then the spring sheet 53 resets, the spring sheet 53 presses the end of the limiting claw 54, so that the limiting claw 54 clamps the positioning tooth 512, so that the weight of the tooth bar 6 can be avoided to cause the tooth bar 6 to descend, thereby improving the lifting precision of the tooth bar 6, avoiding the sliding of the tooth bar 6 to be lifted, and improving the precision of the butt joint of the thick and thin shafts.

[0031] The positioning of the adjusting rod 3 is completed through the clamping of the position moving piece 4 and the track piece 2, and such a design can increase the number of adjusting rods 3 to lift the shaft according to the length of the shaft, which is more flexible and can quickly lift the long shaft for welding.

[0032] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. An automatic spin welding station for elongated shafts, comprising an automatic spin welding station (1), characterized in that: The lower part of the automatic rotary welding frame (1) frame body is fixedly connected with a track piece (2), the middle part of the track piece (2) is provided with a sliding groove one (21), the inner wall of the sliding groove one (21) is slidably connected with a position moving piece (4), the upper part of the position moving piece (4) is fixedly connected with an adjusting rod (3), the upper end of the adjusting rod (3) frame body is fixedly connected with a limiting plate (31), the hole of the limiting plate (31) is slidably connected with a toothed rod (6), the toothed rod (6) is engagedly connected with an adjusting piece (5), the upper end of the toothed rod (6) is fixedly connected with a lifting piece (7), the frame body of the lifting piece (7) is rotatably connected with a roller (8).

2. An automatic spin welder for elongated shafts as defined in claim 1, wherein: The position moving piece (4) comprises a sliding groove two (41), an insertion plate (42) and a spring (43), the side of the position moving piece (4) frame body is provided with a sliding groove two (41), the through slot of the position moving piece (4) frame body is slidably connected with an insertion plate (42), and the end of the insertion plate (42) is fixedly connected to the end of the spring (43).

3. An automatic spin welder for elongated shafts as defined in claim 2 wherein: The insertion plate (42) further comprises a pull rod (421), the side of the insertion plate (42) is fixedly connected to the end of the pull rod (421), and the rod body of the pull rod (421) is slidably connected to the inner wall of the sliding groove two (41).

4. The automatic spin welder for an elongated shaft as set forth in claim 1, wherein: The adjusting piece (5) comprises a handle (51), a power tooth one (52), a spring sheet (53) and a limiting claw (54), the column body of the handle (51) penetrates and is rotatably connected to the frame body of the adjusting rod (3), the teeth of the handle (51) are engagedly connected to the power tooth one (52), the end of the spring sheet (53) is fixedly connected to the inner wall of the adjusting rod (3), and the shaft of the limiting claw (54) is rotatably connected to the inner wall of the adjusting rod (3).

5. An automatic spin welder for elongated shafts as defined in claim 4 wherein: The handle (51) further comprises a power tooth two (511) and a positioning tooth (512), the shaft of the handle (51) penetrates and is fixedly connected to the middle part of the power tooth two (511), the power tooth two (511) is engagedly connected to the power tooth one (52), and the right side of the power tooth two (511) is provided with the positioning tooth (512).

6. An automatic spin welder for elongated shafts as defined in claim 5 wherein: The power tooth one (52) further comprises a transmission tooth one (521), the shaft of the power tooth one (52) penetrates and is fixedly connected to the middle part of the transmission tooth one (521), the transmission tooth one (521) is engagedly connected to the toothed rod (6), and the shaft of the power tooth one (52) is rotatably connected to the inner wall of the adjusting rod (3).

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