Welding tool for welding tubular column and fixed support shield support

Abstract

The utility model relates to the technical field of welding tools, and particularly discloses a welding tool for welding a tubular column and a fixed support shield support, the welding tool comprises a vertical frame, a supporting piece, a pressing assembly, a limiting column and a mounting frame, the supporting piece is mounted at the bottom of the vertical frame and used for supporting the tubular column; the pressing assembly is installed on the top of the vertical frame and acts on the top of the tubular column. The limiting column is installed on the vertical frame and located on the lower circumferential side of the pipe column, the side, close to the pipe column, of the limiting column is detachably connected with the shield support, and the shield support abuts against the pipe column through the limiting column; the mounting frame is mounted on the vertical frame and located on the upper circumferential side of the tubular column, the side, close to the tubular column, of the mounting frame is detachably connected with the fixing support, and the fixing support abuts against the tubular column through the mounting frame. The device has the effect of accurately positioning the positions of the tubular column, the fixing support and the shield support.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of welding fixtures, in particular to a welding fixture for welding a pipe column, a fixing support and a shield support. BACKGROUND

[0002] A welding fixture is a tool or equipment used in the welding process to assist in positioning, clamping and supporting the pipe column, also known as a welding jig or welding fixture. Its main function is to improve welding efficiency, ensure welding quality and reduce labor intensity. According to the shape, size and welding requirements of the pipe column, welding fixtures can be divided into various types, such as special welding fixtures, universal welding fixtures, and combined welding fixtures. Special welding fixtures are designed for specific pipe column shapes and sizes, with high positioning accuracy and reliable clamping. Universal welding fixtures are suitable for various pipe columns of different shapes and sizes, with certain versatility and flexibility. Combined welding fixtures are composed of multiple universal or special components, which can be flexibly combined and adjusted as needed.

[0003] Currently, when welding a pipe column, a fixing support and a shield support, the required welding time is relatively short, but the time required for material preparation, assembly and other auxiliary work accounts for more than 2 / 3 of the total processing time, greatly affecting the welding production speed. In the welding operation, the worker needs to hold the pipe column, the fixing support and the shield support throughout the entire welding process, which not only makes the welding operation inconvenient, but also poses a certain threat to the safety of the worker. CONTENT OF THE INVENTION

[0004] In order to support the position of the pipe column, the fixing support and the shield support, the application provides a welding fixture for welding a pipe column, a fixing support and a shield support.

[0005] The welding fixture for welding a pipe column, a fixing support and a shield support provided by the application adopts the following technical solution:

[0006] A welding fixture for welding a pipe column, a fixing support and a shield support, comprising an upright stand, a support, a pressing assembly, a limiting column and a mounting bracket, the support is installed at the bottom of the upright stand and is used to support the pipe column; the pressing assembly is installed at the top of the upright stand and acts on the top of the pipe column; the limiting column is installed at the side of the upright stand below the pipe column, and the limiting column abuts the shield support against the pipe column; the mounting bracket is installed at the side of the upright stand above the pipe column, and the mounting bracket is detachably connected to the fixing support on the side close to the pipe column; and the mounting bracket abuts the fixing support against the pipe column.

[0007] By adopting the technical scheme, during welding, the pipe column is vertically placed above the support, the pressing assembly is pressed on the top of the pipe column to press the pipe column along the axial direction, the shield support is detachably installed between the limiting column and the pipe column, and the limiting column abuts the shield support below the circumferential side of the pipe column; the fixing support is detachably installed between the mounting rack and the pipe column, and the mounting rack abuts the fixing support above the circumferential side of the pipe column; the welding tool structure makes the fixing support abut the upper circumferential side of the pipe column and the shield support abut the lower circumferential side of the pipe column, and then the pipe column is welded with the shield support and the fixing support through robot welding or manual welding. The technical scheme can accurately position the pipe column, the fixing support and the shield support, facilitates welding operation of the operator, and ensures the safety of the operator.

[0008] Preferably, the stand includes a bottom plate, a vertical plate and a top plate, the bottom of the vertical plate is fixedly connected with the bottom plate, the top of the vertical plate is fixedly connected with the top plate, and the bottom plate and the top plate are located on the same side of the vertical plate; the support and the limiting column are respectively installed on the bottom plate, the pressing assembly is installed on the top plate, and the mounting rack is installed on the vertical plate.

[0009] By adopting the technical scheme, the bottom plate, the vertical plate and the top plate are fixedly connected to form a stable frame, ensuring the stability and reliability of the entire stand structure.

[0010] Preferably, the pressing assembly includes a pressing head and a quick clamp fixture, the quick clamp fixture is installed on the stand, the pressing head is fixedly connected to the movable end of the quick clamp fixture, the pressing head is used to abut the top of the pipe column, and the pressing head and the support are located on the same axis.

[0011] By adopting the technical scheme, the pressing head is in sliding fit with the first mounting hole, and the pressing assembly can move vertically along the axis to adapt to workpieces of different sizes or shapes; when the quick clamp fixture is clamped, the pressing assembly is suspended above the pipe column, and when the quick clamp fixture is released, the pressing assembly is pressed above the pipe column.

[0012] Preferably, a rotation stopping structure is installed at the bottom of the stand, the rotation stopping structure includes a lock tongue, a lock tongue sleeve and a third fixed plate, the third fixed plate is fixed at the bottom of the stand, the third fixed plate is located on the side of the pipe column away from the shield support, the lock tongue sleeve is fixedly installed on the third fixed plate, and the lock tongue penetrates through the lock tongue sleeve and is inserted into the side wall of the pipe column.

[0013] By adopting the technical scheme, the lock tongue is used to limit the angle of the pipe column to avoid rotation of the pipe column during welding, the lock tongue sleeve is wrapped on the outer wall of the pipe column to prevent the pipe column from rotating, and the stability of the pipe column during fixing is improved.

[0014] Preferably, a wire harness positioning plate is mounted on the stand, one side of the wire harness positioning plate is hinged to the stand, and a wire harness positioning pin is arranged on the side of the wire harness positioning plate away from the stand, the wire harness positioning pin is used to penetrate into the wire harness support of the pipe column.

[0015] By adopting the above technical scheme, the hinge design between the wire harness positioning plate and the top plate allows the wire harness positioning plate to rotate or swing within a certain range, so that the wire harness positioning plate can ensure stable connection with the wire harness support of the pipe column.

[0016] Preferably, the support is mounted at the bottom of the stand, and a positioning groove compatible with the bottom of the pipe column is formed at the top of the support.

[0017] By adopting the above technical scheme, the design of the positioning groove allows the bottom of the pipe column to be accurately embedded in the support, and the support can further improve the stability of the pipe column when cooperating with the compression assembly to position the pipe column.

[0018] Preferably, the mounting frame comprises a first fixed plate and a clamping fixed plate, one end of the first fixed plate is fixedly connected with the clamping fixed plate, the side of the first fixed plate away from the clamping fixed plate is fixedly connected with one end of the stand near the middle, the clamping fixed plate is detachably connected with the fixed support, an inlay positioning pin is arranged on the clamping fixed plate, the inlay positioning pin penetrates into the fixed support at the same time, and the inlay positioning pin is detachably connected with the fixed support.

[0019] By adopting the above technical scheme, the clamping fixed plate abuts the fixed support against the circumferential side of the pipe column, and the inlay positioning pin prevents the fixed support from moving on the pipe column.

[0020] Preferably, a fourth fixed plate is mounted on the clamping fixed plate, and the fourth fixed plate abuts against the circumferential side of the pipe column.

[0021] By adopting the above technical scheme, the fourth fixed plate abuts against the pipe column, ensuring that the fixed support can be accurately abutted against the circumferential side of the pipe column.

[0022] Preferably, a threaded positioning pin is arranged on the limiting column, the threaded positioning pin penetrates into the shroud support at the same time, and the threaded positioning pin is threadedly connected with the shroud support to abut the shroud support against the lower circumferential side of the pipe column.

[0023] By adopting the above technical scheme, the threaded positioning pin can effectively prevent the shroud support from moving on the pipe column.

[0024] In summary, the present application has at least one of the following beneficial technical effects:

[0025] 1. When welding, the pipe column is vertically placed above the support, the pressing assembly is pressed on the top of the pipe column, the pipe column is pressed in the axial direction, the shield bracket is detachably installed between the limiting column and the pipe column, and the limiting column abuts the shield bracket below the pipe column; the fixed bracket is detachably installed between the mounting frame and the pipe column, and the mounting frame abuts the fixed bracket above the pipe column; the welding tool structure makes the fixed bracket abut the upper circumferential side of the pipe column, and the shield bracket abuts the lower circumferential side of the pipe column, and then the pipe column is welded with the shield bracket and the fixed bracket through robot welding or manual welding;

[0026] 2. The pressing head is in sliding fit with the first mounting hole, and the pressing assembly can move vertically along its axis to adapt to workpieces of different sizes or shapes; when the quick clamp clamp is clamped, the pressing assembly is suspended above the pipe column, and when the quick clamp clamp is released, the pressing assembly is pressed above the pipe column;

[0027] 3. The design of the positioning groove enables the bottom of the pipe column to be accurately embedded in the support, and the support can further improve the stability of the pipe column when cooperating with the pressing assembly to position the pipe column. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application.

[0029] Reference signs: 1, stand; 11, bottom plate; 12, vertical plate; 13, top plate, 2, support; 3, limiting column; 31, threaded positioning pin; 4, rotation stopping structure; 41, lock tongue; 42, lock tongue sleeve; 421, arc-shaped clamping plate; 43, third fixed plate; 5, mounting frame; 51, first fixed plate; 52, grab clamp fixed plate; 521, inlay positioning pin; 53, fourth fixed plate; 6, pressing assembly; 61, pressing head; 62, quick clamp clamp; 63, quick clamp fixed plate; 7, wire harness positioning plate; 71, wire harness positioning pin. DETAILED DESCRIPTION

[0030] The following will be described in detail in combination with the accompanying Figure 1 The present application will be further described in detail.

[0031] The embodiment of the present application discloses a welding tool for welding a pipe column with a fixed bracket and a shield bracket.

[0032] Reference Figure 1The utility model provides a kind of welding tool for welding pipe column and fixed support shield support, including stand 1, support 2, limiting column 3, mounting bracket 5 and compression assembly 6;Wherein, support 2 is fixedly installed in the bottom of stand 1, for supporting pipe column;Compression assembly 6 is installed in the top of stand 1, and it is applied to the top of pipe column, and compression assembly 6 cooperates support 2 to fix vertically with pipe column;Limiting column 3 is installed at the position of stand 1 below pipe column, limiting column 3 is detachably connected with pipe column side and shield support close, and limiting column 3 is tightly pressed in the circumferential side of pipe column below shield support;Mounting bracket 5 is installed at the position of stand 1 above pipe column, and mounting bracket 5 is detachably connected with fixed support side close to pipe column, and mounting bracket 5 is abutted in the circumferential side of pipe column above fixed support.

[0033] When welding, pipe column is placed vertically above support 2, and is pressed in the top of pipe column by compression assembly 6, and is compressed along the axial direction, shield support is installed between limiting column 3 and pipe column, and limiting column 3 is tightly pressed in the circumferential side of pipe column below shield support;Fixed support is installed between mounting bracket 5 and pipe column, and mounting bracket 5 is abutted in the circumferential side of pipe column above fixed support;The structure of the welding tool makes that fixed support is abutted in the upper circumferential side of pipe column, and shield support is tightly pressed in the lower circumferential side of pipe column, then pipe column is welded with shield support and fixed support by robot welding or manual welding.

[0034] Stand 1 includes bottom plate 11, vertical plate 12 and top plate 13, bottom plate 11 and top plate 13 are parallel to each other, the bottom of vertical plate 12 is fixedly connected with bottom plate 11 by screw, the top of vertical plate 12 is fixedly connected with top plate 13 by screw, and bottom plate 11 and top plate 13 are located on the same side of vertical plate 12.Support 2 and limiting column 3 are installed on bottom plate 11, compression assembly 6 is installed on top plate 13, and mounting bracket 5 is installed on vertical plate 12.

[0035] Compression assembly 6 includes pressure head 61 and quick clamp fixture 62, quick clamp fixture 62 is located above pressure head 61, pressure head 61 is fixed with the movable end of quick clamp fixture 62 by screw, and the position corresponding to pressure head 61 on top plate 13 is provided with first mounting hole, pressure head 61 passes through first mounting hole and is slidably fitted with first mounting hole;Pressure head 61 and support 2 are located on the same axis, and quick clamp fixture 62 pushes pressure head 61 to abut to the top of pipe column and locks, so that pipe column can be kept vertical fixed;When quick clamp fixture 62 is loosened, pressure head 61 is separated from pipe column, and at this time, pipe column can be taken out.

[0036] Compression assembly 6 further includes quick clamp fixing plate 63, and quick clamp fixing plate 63 is vertically installed on the side of top plate 13 away from bottom plate 11.Quick clamp fixing plate 63 is fixed with quick clamp fixture 62 by bolt, and quick clamp fixing plate 63 is fixed on top plate 13 by bolt tightening.The design provides stable support and positioning for quick clamp fixture 62, so that quick clamp structure better cooperates with the movement of pressure head 61.

[0037] Further, the bottom plate 11 is bolted with the limiting column 3, a threaded positioning pin 31 is arranged on the limiting column 3, the threaded positioning pin 31 penetrates the shroud bracket at the same time, and is screwed with the shroud bracket to abut the shroud bracket against the lower side of the pipe column.

[0038] The bottom plate 11 is provided with a rotation stopping structure 4 on the side away from the shroud bracket, the rotation stopping structure 4 comprises a lock tongue 41, a lock tongue sleeve 42 and a third fixing plate 43, the third fixing plate 43 is fixed on the bottom plate 11 by bolts, the third fixing plate 43 is located on the side away from the shroud bracket, the lock tongue sleeve 42 is a tubular structure, the inner dimension of which is slightly larger than the outer diameter of the lock tongue 41, the lock tongue 41 penetrates the lock tongue sleeve 42 and is inserted into the side wall of the pipe column, the lock tongue sleeve 42 is installed on the third fixing plate 43, and the lock tongue 41 can limit the angle of the pipe column to avoid rotation of the pipe column during welding.

[0039] The end of the lock tongue sleeve 42 is formed with arc-shaped clamping plates 421, the arc-shaped clamping plates 421 are two and oppositely arranged, and the two arc-shaped clamping plates 421 form a semicircular arc-shaped structure which is matched with the peripheral wall of the pipe column, when the lock tongue sleeve 42 is installed, the arc-shaped clamping plates 421 on the lock tongue sleeve 42 are wrapped on the outer wall of the pipe column to improve the stability of the pipe column during fixing.

[0040] The top plate 13 is provided with a wire harness positioning plate 7 on the side away from the mounting frame 5, one side of the wire harness positioning plate 7 is hinged to the side of the top plate 13 away from the stand plate 12, a wire harness positioning pin 71 is arranged on the side of the wire harness positioning plate 7 away from the top plate 13, the wire harness positioning pin 71 penetrates the wire harness bracket of the pipe column at the same time and is screwed with the wire harness bracket to fix the wire harness bracket of the pipe column.

[0041] Further, the mounting frame 5 comprises a first fixing plate 51 and a clamping fixing plate 52, one end of the first fixing plate 51 is bolted with the clamping fixing plate 52, the other end is connected with the stand plate 12 through bolts, the first fixing plate 51 and the clamping fixing plate 52 are parallel to the top plate 13, and the first fixing plate 51 and the clamping fixing plate 52 are located on the same side of the top plate 13 as the stand plate 12. The clamping fixing plate 52 is in a U-shaped structure, an inlay positioning pin 521 is arranged on the clamping fixing plate 52, the inlay positioning pin 521 penetrates the fixing bracket at the same time and is screwed with the fixing bracket to position the fixing bracket and abut the fixing bracket against the outer wall of the pipe column.

[0042] In the embodiment, the clamping fixing plate 52 is provided with a fixing hole at each end, a fourth fixing plate 53 is arranged in the two fixing holes, the fourth fixing plate 53 abuts against the side wall of the fixing bracket to accurately position and fix the fixing bracket, so that the fixing bracket abuts against the peripheral side of the pipe column to improve the welding accuracy.

[0043] The top of the support 2 is provided with a positioning groove matched with the bottom of the pipe column, the bottom of the pipe column is inserted into the positioning groove, the pressure head 61 and the support 2 are located on the same axis, and when the support 2 is positioned on the pipe column in cooperation with the pressing assembly 6, the stability of the pipe column can be further improved.

[0044] The implementation principle of the embodiment of the application is:

[0045] When the welding tool is used, the pipe column is placed between the support 2 and the pressing assembly 6, and is clamped by the quick clamping structure, so that the pressing assembly 6 abuts against the top of the pipe column and is locked, so that the pipe column can be kept vertical and fixed. The fixing support is installed on the clamping fixing plate 52, and the fourth fixing plate 53 is abutted against the side wall of the fixing support, so that the fixing support abuts against the circumferential side of the pipe column. The shroud support is installed on the limiting column 3, and the shroud support abuts against the lower circumferential side of the pipe column, and the lock tongue 41 is inserted into the lower circumferential side of the pipe column. The arc-shaped clamping plate 421 on the lock tongue sleeve 42 is wrapped on the outer wall of the pipe column. Finally, the welding process is completed according to the process flow, and the pipe column, the shroud support and the fixing support are welded together by a robot or manual welding.

[0046] The above are preferred embodiments of the application, and do not limit the protection scope of the application. Therefore, equivalent changes made on the basis of the structure, shape and principle of the application should be covered within the protection scope of the application.

Claims

1. A welding tool for welding a tubular column to a fixed bracket shroud bracket, characterized by, The utility model provides a kind of pipe column fixing device, including stand (1), support (2), compression assembly (6), limiting column (3) and mounting frame (5), the support (2) is installed in the bottom of the stand (1), for supporting pipe column;The compression assembly (6) is installed in the top of the stand (1), and acts on the top of pipe column;The limiting column (3) is installed in the stand (1) and is located in the circumferential side of pipe column below, the limiting column (3) is detachably connected with the side of pipe column and shroud support close, the limiting column (3) abuts the shroud support to pipe column;The mounting frame (5) is installed in the stand (1) and is located in the circumferential side of pipe column above, the side of mounting frame (5) close to pipe column is detachably connected with fixed support, and the mounting frame (5) abuts the fixed support to pipe column.

2. The welding tool for welding a tubular column and a fixed support shield support bracket according to claim 1, characterized in that, The stand (1) includes bottom plate (11), vertical plate (12) and top plate (13), the bottom of the vertical plate (12) is fixedly connected with the bottom plate (11), the top of the vertical plate (12) is fixedly connected with the top plate (13), and the bottom plate (11) and the top plate (13) are located on the same side of the vertical plate (12);The support (2) and the limiting column (3) are installed on the bottom plate (11) respectively, the compression assembly (6) is installed on the top plate (13), and the mounting frame (5) is installed on the vertical plate (12).

3. The welding tool for welding a tubular column and a stationary bracket shield bracket according to claim 1, characterized in that, The compression assembly (6) includes pressure head (61) and quick clamp fixture (62), the quick clamp fixture (62) is installed on the stand (1), the pressure head (61) is fixedly connected to the movable end of the quick clamp fixture (62), the pressure head (61) is used to abut to the top of pipe column, and the pressure head (61) and the support (2) are located on the same axis.

4. The welding tool for welding a tubular column and a stationary bracket shroud bracket according to claim 1, characterized in that, The bottom of the stand (1) is provided with a rotation-stopping structure (4), the rotation-stopping structure (4) includes a locking tongue (41), a locking tongue sleeve (42) and a third fixed plate (43), the third fixed plate (43) is fixed to the bottom of the stand (1), the third fixed plate (43) is located on the side of pipe column away from the shroud support, the locking tongue sleeve (42) is fixedly installed on the third fixed plate (43), and the locking tongue (41) penetrates through the locking tongue sleeve (42) and is inserted into the side wall of pipe column.

5. The welding fixture of claim 1, wherein, A wire harness positioning plate (7) is installed on the stand (1), one side of the wire harness positioning plate (7) is hinged to the stand (1), a wire harness positioning pin (71) is arranged on the side of the wire harness positioning plate (7) away from the stand (1), and the wire harness positioning pin (71) is used to penetrate into the wire harness support of pipe column.

6. The welding fixture of claim 1, wherein, The support (2) is installed on the bottom of the stand (1), and a positioning groove compatible with the bottom of pipe column is formed in the top of the support (2).

7. The welding fixture of claim 1, wherein, The mounting frame (5) comprises a first fixed plate (51) and a clamping fixed plate (52), one end of the first fixed plate (51) is fixedly connected with the clamping fixed plate (52), the side of the first fixed plate (51) away from the clamping fixed plate (52) is fixedly connected with the stand (1), a block positioning pin (521) is arranged on the clamping fixed plate (52), the block positioning pin (521) is simultaneously penetrated into a fixed support and detachably connected with the fixed support.

8. The welding fixture of claim 7, wherein, A fourth fixed plate (53) is installed on the clamping fixed plate (52), and the fourth fixed plate (53) is abutted on the circumferential side of the pipe column.

9. The welding fixture of claim 1, wherein, A threaded positioning pin (31) is arranged on the limiting column (3), the threaded positioning pin (31) is simultaneously penetrated into a shroud support and threadedly matched with the shroud support.

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