Support for welding test piece

By designing a support suitable for welding specimens, the problems of poor versatility and difficulty in angle adjustment of existing supports were solved, enabling flexible horizontal and inclined welding operations and reducing equipment dependence and costs.

CN223876427UActive Publication Date: 2026-02-06CCCC FIRST HARBOR ENGINEERING CO LTD +1
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Patent Information

Application Number
CN202520872043.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-06
Publication Date
2026-02-06
Estimated Expiration
2035-05-06

AI Technical Summary

Technical Problem

The existing welding specimen support has poor versatility and lacks an angle adjustment structure, resulting in long adjustment time and the need to use large equipment, which increases economic costs.

Method used

A bracket was designed, comprising a base, a support sleeve, a support column, a fixing column, a horizontal welding mechanism, and an angle adjustment mechanism. Through bolt connection and jack adjustment, it enables horizontal and inclined welding operations of the specimen. It is equipped with a specimen limiter and fixing components to adapt to different pipe diameters and angle requirements.

Benefits of technology

It improves the versatility and safety of the support, reduces operating steps, reduces reliance on large equipment, lowers economic costs, and improves welding efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223876427U_ABST
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Abstract

The utility model discloses a support for welding a test piece, which relates to the technical field of welding and comprises a base, a supporting sleeve is fixedly arranged at the top of the base, a supporting column is slidably arranged in the supporting sleeve and connected with the supporting sleeve through a plurality of bolts, a fixing column is fixedly arranged at the top of the supporting column, and the fixing column is connected with the supporting sleeve through a plurality of bolts. A horizontal welding mechanism is arranged on one side of the fixing column, and an angle adjusting mechanism is arranged on the other side of the fixing column and used for conducting inclined welding operation on a test piece. The rotating rod and the transverse rod are arranged on the left side and the right side of the fixing column, so that horizontal welding operation and inclined welding operation can be conducted independently or simultaneously, the length of the sliding rod and the length of the supporting column can be adjusted, universality is improved, the lifting assembly is arranged, a jack is matched with the locking assembly, and the angle of the rotating rod is adjusted. 45-degree inclined welding operation of the test piece can be achieved, the operation process is simple, other large equipment is not needed, and the economic cost is reduced.
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Description

TECHNICAL FIELD

[0001] The utility model relates to welding technical field, concretely is a support for welding test piece. BACKGROUND

[0002] At present, large welding training base and welding examination base need to be equipped with a certain number of welding test piece supports, and the purpose is to assist the daily practice or examination operation of welders. When the welder practices or examines daily, the test piece needs to be placed on the support, and the height of the support can be adjusted according to the height of the user, or the test piece is inclined to adjust the angle to 45 degrees for examination operation. However, the existing support is not universal, and for test pieces with a pipe diameter greater than 300 mm, it is necessary to use a forklift or an electric hoist to horizontally install the test piece on the support. There is a certain risk in the installation process of adjusting the angle, and there is a lack of angle adjusting structure, which leads to a long adjustment time, is not conducive to the examination demand, and if large equipment such as a tower crane is equipped, although the installation effect can be achieved, the economic cost needs to be increased, and the use effect is reduced.

[0003] Based on this, a support for welding test pieces is now provided, which can eliminate the drawbacks of the prior art. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a support for welding test pieces to solve the problems of poor universality and lack of angle adjusting structure in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A support for welding test pieces, comprising a base, a support sleeve is fixedly arranged on the top of the base, a support column is slidably arranged in the inside of the support sleeve, a plurality of screw holes are arranged at intervals on the surface of the support column, the support column is connected with the support sleeve through a plurality of bolts, and a fixed column is fixedly arranged on the top of the support column.

[0007] One side of the fixed column is provided with a horizontal welding mechanism, and the other side of the fixed column is provided with an angle adjusting mechanism for inclined welding operation of the test piece.

[0008] The horizontal welding mechanism comprises a cross bar fixedly connected with the fixed column, a first sliding rod is slidably arranged in the inside of the cross bar, the first sliding rod is connected with the cross bar through a plurality of bolts, a first test piece limiter is fixedly arranged on the top of the cross bar, and a first test piece fixing assembly for fixing the test piece is arranged on the side, away from the cross bar, of the first sliding rod.

[0009] Preferably, the angle adjusting mechanism comprises a mounting base fixedly arranged on the surface of the fixed column, a rotating rod rotatably arranged on the mounting base, a lifting assembly arranged at the bottom of the mounting base and used for adjusting the inclination angle of the rotating rod, a second sliding rod slidably arranged in the rotating rod and connected with the rotating rod through a plurality of bolts, a second test piece stopper fixedly arranged at the top of the rotating rod, and a second test piece fixing assembly arranged on the side of the second sliding rod away from the rotating rod.

[0010] Preferably, the first test piece fixing assembly comprises a support base, a fixed supporting plate fixedly arranged at the top of the support base, a backing plate arranged at the top of the fixed supporting plate, a movable pressing plate hingedly arranged on one side of the fixed supporting plate, a clamping plate arranged below the movable pressing plate, a screw rod rotatably arranged on one side of the clamping plate, and a handle connected with the screw rod at one end of the screw rod and penetrating through the movable pressing plate.

[0011] Preferably, the lifting assembly is fixedly arranged on a lifting platform arranged on the surface of the fixed column and below the mounting base, a jack is fixedly arranged at the top of the lifting platform, a universal joint is fixedly connected with the output end of the jack, and an arc-shaped pipe support is arranged at the top of the universal joint and slidably connected with the rotating rod.

[0012] Preferably, locking assemblies for limiting the angle are further arranged on the two sides of the rotating rod, the locking assemblies comprise fan-shaped plates fixedly arranged on the two sides of the mounting base, connecting frames fixedly arranged on the two sides of the rotating rod and rotatably connected with the fan-shaped plates, a plurality of adjusting holes are arranged on the surface of the fan-shaped plates, and the fan-shaped plates are connected with the connecting frames through stud bolts.

[0013] Preferably, the clamping plate and the backing plate are both arranged in the shape of an arc.

[0014] Preferably, the arc-shaped pipe support is matched with the shape of the rotating rod.

[0015] Preferably, an angle scale is arranged on the surface of the fan-shaped plate, and a length scale is arranged on the surface of each of the support column, the first sliding rod and the second sliding rod.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1. The rotating rod and the cross rod are arranged on the left and right sides of the fixed column, so that the horizontal welding operation and the inclined welding operation can be performed separately or simultaneously, the angle adjusting operation is not needed when only the inclined welding or the horizontal welding is needed, the operation steps are reduced, and the length of the sliding rod and the support column can be adjusted, thereby increasing the versatility.

[0018] 2、The utility model discloses set up test piece stopper and test piece fixed subassembly, convenient for the position of test piece is restricted, adapts the test piece of different pipe diameter, and the versatility is better, and can avoid the offset operation when welding, reduces the probability of accident occurrence.

[0019] 3、The utility model discloses set up hoisting subassembly, through the jack cooperation locking subassembly realizes the adjustment operation of the angle of swivel rod, can realize the 45 degree inclination of test piece and welds the operation, and the operation process is relatively simple, and need not help other large -scale equipment, reduces the economic cost. DRAWINGS

[0020] Figure 1 It is the structure schematic drawing of one side of the utility model.

[0021] Figure 2 It is the structure schematic drawing of the other side of the utility model.

[0022] Figure 3 It is the structure schematic drawing of first test piece fixed subassembly of the utility model.

[0023] Figure 4 It is the structure schematic drawing of hoisting subassembly of the utility model.

[0024] Figure 5 It is the structure schematic drawing of mounting seat and connecting frame of the utility model.

[0025] Figure 6 It is the structure schematic drawing of angle adjustment of the utility model.

[0026] Drawing mark annotation: base 101, support sleeve 102, support column 103, fixed column 104, horizontal welding mechanism 200, cross bar 201, first sliding rod 202, first test piece stopper 203, support seat 204, fixed support plate 205, backing plate 206, movable pressing plate 207, clamping plate 208, screw rod 209, angle adjustment mechanism 300, mounting seat 301, swivel rod 302, second sliding rod 303, second test piece stopper 304, hoisting platform 305, jack 306, universal joint 307, arc pipe support 308, sector plate 309, connecting frame 310. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is combined with the drawing and example, and the utility model is further detailed. Example 1

[0028] In this embodiment, as Figures 1-6As shown, a support for welding test pieces, including a base 101, the top of the base 101 is fixedly provided with a support sleeve 102, the inside of the support sleeve 102 is slidably provided with a support column 103, the support sleeve 102, the support column 103, the crossbar 201 and the slide bar and other components are all made of steel pipes, meeting the rigidity requirements, preventing deformation under stress during use, a plurality of screw holes are provided on the surface of the support column 103 at intervals, the support column 103 is connected with the support sleeve 102 through a plurality of bolts, the support column 103 can slide up and down along the support sleeve 102, when it is slid to the appropriate height, the bolt is inserted to fix its position, the top of the support column 103 is fixedly provided with a fixing column 104, ensuring that the horizontal welding mechanism 200 and the angle adjusting mechanism 300 can move synchronously with the test piece during adjustment;

[0029] One side of the fixing column 104 is provided with a horizontal welding mechanism 200, the other side of the fixing column 104 is provided with an angle adjusting mechanism 300, for inclined welding operation of the test piece, before the support is used, the horizontal welding mechanism 200 and the angle adjusting mechanism 300 are adjusted according to the user's requirements, so that the support enters the standby state;

[0030] The horizontal welding mechanism 200 includes a crossbar 201 fixedly connected with the fixing column 104, the inside of the crossbar 201 is slidably provided with a first slide bar 202, the first slide bar 202 is connected with the crossbar 201 through a plurality of bolts, facilitating adjustment of the position of the first slide bar 202, thereby adjusting the distance between the first test piece stopper 203 and the first test piece fixing assembly, facilitating adaptation to test pieces of different lengths and increasing the stability effect, the top of the crossbar 201 is fixedly provided with a first test piece stopper 203, the purpose is to limit one end of the test piece, the side of the first slide bar 202 away from the crossbar 201 is provided with a first test piece fixing assembly for fixing the test piece, playing a supporting role and assisting welding operation.

[0031] As shown in the figure, Figures 2-6 The angle adjusting mechanism 300 includes a mounting seat 301 fixedly provided on the surface of the fixing column 104, a rotating rod 302 is rotatably provided on the mounting seat 301, a lifting assembly for adjusting the inclination angle of the rotating rod 302 is provided at the bottom of the mounting seat 301, a second slide bar 303 is slidably provided in the inside of the rotating rod 302, the second slide bar 303 is connected with the rotating rod 302 through a plurality of bolts, facilitating adaptation to test pieces of different lengths and increasing the stability effect, the top of the rotating rod 302 is fixedly provided with a second test piece stopper 304, the structure and style of the first test piece stopper 203 and the second test piece stopper 304 are consistent, the purpose is to limit the test piece, preventing the test piece from sliding downward when inclined at 45°, the side of the second slide bar 303 away from the rotating rod 302 is provided with a second test piece fixing assembly, the components of the second test piece fixing assembly are consistent with those of the first test piece fixing assembly, facilitating fixing of the test piece.

[0032] As shown in Figure 2 and Figure 3 The first test piece fixing assembly includes a support seat 204, a fixed support plate 205 is fixed at the top end of the support seat 204, a pad plate 206 is arranged at the top of the fixed support plate 205, a movable pressing plate 207 is hingedly arranged on one side of the fixed support plate 205, the fixed support plate 205 and the movable pressing plate 207 can be positionally limited by bolts, a clamping plate 208 is arranged below the movable pressing plate 207, a screw rod 209 is rotatably arranged on one side of the clamping plate 208, one end of the screw rod 209 penetrates through the movable pressing plate 207 and is connected with a rotating handle, so as to meet the purpose of adjusting the welding position of the test piece by the user.

[0033] As shown in Figures 2-5 The lifting assembly is fixedly arranged on the lifting platform 305 arranged on the surface of the fixed column 104, the lifting platform 305 can be a steel plate, so as to ensure the stability of the jack 306 under stress, the lifting platform 305 is arranged below the mounting seat 301, the jack 306 is fixedly arranged at the top of the lifting platform 305, the jack 306 can be a remote control type hydraulic jack, which is convenient to operate and has a lifting capacity and a lifting height meeting the requirements of the test piece, which is a prior art, the output end of the jack 306 is fixedly connected with a universal joint 307, so as to ensure that the arc-shaped pipe support 308 can move synchronously with the rotating rod 302, the top of the universal joint 307 is provided with the arc-shaped pipe support 308, the arc-shaped pipe support 308 is slidably connected with the rotating rod 302, and the structural stability is increased.

[0034] As shown in Figures 2-6 The rotating rod 302 is further provided with a locking assembly for limiting the angle on both sides, the locking assembly includes a sector plate 309 fixedly arranged on both sides of the mounting seat 301, connecting frames 310 are fixedly arranged on both sides of the rotating rod 302, when the rotating rod 302 is rotated by the jack 306, the connecting frames 310 can be rotated on the surface of the sector plate 309, when the connecting frames 310 are moved to the corresponding scales, the positions of the connecting frames 310 can be fixed by studs, so as to increase the structural stability, the connecting frames 310 are rotatably connected with the sector plate 309, a plurality of adjusting holes are arranged on the surface of the sector plate 309, the adjusting holes are arranged at the zero scale, the 45° scale and the 90° scale of the angle scale line, the sector plate 309 is connected with the connecting frames 310 by the studs, so as to facilitate the limitation of the positions of the connecting frames 310 and the rotating rod 302 and achieve the self-locking effect.

[0035] As shown in Figure 3 The clamping plate 208 and the pad plate 206 are both arranged in a circular arc shape, so as to be suitable for test pieces with different pipe diameters, the clamping plate 208 and the pad plate 206 can also be adjusted to be plate-shaped according to actual requirements, so as to be suitable for plate pieces of different models. Embodiment 2

[0036] The difference from embodiment 1 is that, as shown in Figure 4 and Figure 6As shown, the arc-shaped pipe support 308 is matched with the shape of the rotating rod 302, facilitating the jacking operation of the rotating rod 302 and the adjustment of the inclination angle of the rotating rod 302.

[0037] wherein as Figure 2 As shown, the surface of the fan-shaped plate 309 is provided with angle scale lines, and the surfaces of the support 103, the first slide rod 202 and the second slide rod 303 are provided with length scale lines, facilitating the accurate adjustment according to the height of the user and the recording of the scale data, and facilitating the next examination operation.

[0038] In use, according to the training or examination content, the horizontal welding mechanism 200 or the angle adjustment mechanism 300 is adjusted, when horizontal welding is needed, the test piece is placed on the surface of the backing plate 206, so that the end of the test piece is in contact with the first test piece limiter 203, then the movable pressing plate 207 is rotated, the position of the movable pressing plate 207 and the fixed support plate 205 is fixed by the bolt, then the screw rod 209 is adjusted, so that the clamping plate 208 can be in contact with the upper surface of the test piece, achieving the purpose of fixing the test piece, facilitating the subsequent horizontal welding operation, when inclined welding is needed, the above steps are repeated, the test piece is fixed on one side of the rotating rod 302, then the jack 306 is started, the rotating rod 302 is jacked up, when the connecting frame 310 is rotated to the 45° scale line, the operation of the jack 306 is stopped, then the position of the connecting frame 310 is fixed by the stud, and then the angle adjustment operation of the rotating rod 302 and the test piece is realized, facilitating the subsequent inclined welding operation.

[0039] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed in the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A support for welding test pieces, comprising a base (101), a support sleeve (102) fixedly arranged on the top of the base (101), a support column (103) slidingly arranged in the support sleeve (102), a plurality of screw holes being arranged on the surface of the support column (103) at intervals, the support column (103) being connected with the support sleeve (102) by a plurality of bolts, and a fixing column (104) fixedly arranged on the top of the support column (103). characterized in that One side of the fixing column (104) is provided with a horizontal welding mechanism (200), and the other side of the fixing column (104) is provided with an angle adjusting mechanism (300) for inclined welding operation of the test piece. The horizontal welding mechanism (200) comprises a cross bar (201) fixedly connected with the fixing column (104), a first sliding rod (202) slidingly arranged in the cross bar (201), the first sliding rod (202) being connected with the cross bar (201) by a plurality of bolts, a first test piece stopper (203) fixedly arranged on the top of the cross bar (201), and a first test piece fixing assembly arranged on the side of the first sliding rod (202) away from the cross bar (201) for fixing the test piece.

2. A fixture for welding test pieces according to claim 1, wherein The angle adjusting mechanism (300) comprises a mounting seat (301) fixedly arranged on the surface of the fixing column (104), a rotating rod (302) rotatably arranged on the mounting seat (301), a lifting assembly arranged on the bottom of the mounting seat (301) for adjusting the inclination angle of the rotating rod (302), a second sliding rod (303) slidingly arranged in the rotating rod (302), the second sliding rod (303) being connected with the rotating rod (302) by a plurality of bolts, a second test piece stopper (304) fixedly arranged on the top of the rotating rod (302), and a second test piece fixing assembly arranged on the side of the second sliding rod (303) away from the rotating rod (302), the second test piece fixing assembly being consistent with the component structure of the first test piece fixing assembly.

3. A fixture for welding test pieces according to claim 2, wherein The first test piece fixing assembly comprises a support seat (204), a fixed supporting plate (205) fixedly arranged on the top of the support seat (204), a backing plate (206) arranged on the top of the fixed supporting plate (205), a movable pressing plate (207) hingedly arranged on one side of the fixed supporting plate (205), a clamping plate (208) arranged below the movable pressing plate (207), a screw rod (209) rotatably arranged on one side of the clamping plate (208), and one end of the screw rod (209) penetrating through the movable pressing plate (207) and connected with a rotating handle.

4. The fixture of claim 2 wherein, The lifting assembly is a lifting platform (305) fixedly arranged on the surface of the fixing column (104), the lifting platform (305) being arranged below the mounting seat (301), a jack (306) fixedly arranged on the top of the lifting platform (305), a universal joint (307) fixedly connected with the output end of the jack (306), an arc-shaped pipe support (308) arranged on the top of the universal joint (307), and the arc-shaped pipe support (308) being slidingly connected with the rotating rod (302).

5. A fixture for welding test pieces according to claim 4, wherein The two sides of the rotating rod (302) are also provided with locking assemblies for limiting the angle, the locking assemblies comprise sector plates (309) fixedly arranged on the two sides of the mounting seat (301), the two sides of the rotating rod (302) are fixedly provided with connecting frames (310), the connecting frames (310) are rotationally connected with the sector plates (309), the sector plates (309) are provided with a plurality of adjusting holes on the surfaces, and the sector plates (309) are connected with the connecting frames (310) through studs.

6. The fixture of claim 3 wherein, The clamping plates (208) and the backing plates (206) are both provided in the shape of a circular arc.

7. A fixture for welding test pieces according to claim 5, wherein The shape of the arc-shaped pipe support (308) is matched with that of the rotating rod (302).

8. The fixture of claim 5 wherein, The surfaces of the sector plates (309) are provided with angle scale lines, and the surfaces of the struts (103), the first sliding rods (202) and the second sliding rods (303) are all provided with length scale lines.