CN114682941A - A T-shaped steel beam welding method capable of deformation control - Google Patents

Abstract

The application discloses T-shaped steel beam welding method capable of controlling deformation, which comprises the following steps: placing the lower wing plate on a preset position, and limiting the position of the lower wing plate by using a fixing device; step two: aligning the side edge of the lower cladding plate with the side edge of the upper cladding plate to enable the lower cladding plate and the upper cladding plate to be vertically placed on the lower wing plate, and clamping the aligned side edge of the lower cladding plate and the upper cladding plate by using a clamping device; welding the upper wing plate and the upper covering plate and the lower wing plate and the lower covering plate; and (5) removing the fixing device and the clamping device, and polishing the welding spots on the outer surface of the T-shaped steel. This application is when using, can fix the T shape steel among the welding process, reduces the condition that the deformation appears in the T shape steel to can increase the stability of T shape steel performance, reduce the unnecessary cost.

Description

A T-shaped steel beam welding method capable of deformation control

technical field

The invention relates to the field of steel beam welding, in particular to a T-shaped steel beam welding method capable of performing deformation control.

Background technique

In the process of building construction, various types of steel are often used, such as T-shaped steel, H-shaped steel, etc. At present, in the process of welding T-shaped steel, it is generally necessary to lay one piece of steel flat first, and then place the other piece vertically. On the predetermined position of the flat steel, it is then welded with a welding gun.

In view of the related art, the inventor found that the residual stress in the welding process and the welding heat generated by welding will have a certain influence on the shape and size of the T-shaped steel, which can easily lead to the deformation of the T-shaped steel, thereby affecting the normal operation of the T-shaped steel. Use and performance, this needs to be further improved.

SUMMARY OF THE INVENTION

The purpose of the present application is to provide a T-shaped steel beam welding method with deformation control, which can fix the T-shaped steel in the welding process, reduce the deformation of the T-shaped steel, and increase the stability of the performance of the T-shaped steel. to reduce unnecessary costs.

A T-shaped steel beam welding method that can perform deformation control provided by the application adopts the following technical solutions:

A T-shaped steel beam welding method capable of deformation control, comprising the following steps:

Step 1: Place the lower wing plate on a predetermined position, and use the fixing device to limit the position of the lower wing plate;

Step 2: Align the side edge of the lower cladding board with the side edge of the upper cladding board, so that the lower cladding board and the upper cladding board are vertically placed on the lower wing board, and use the clamping device to align the side edge of the lower cladding board and the upper cladding board. to clamp;

Step 3: Place the upper wing plate on the predetermined position on the top of the upper cladding plate;

Step 4: Weld between the upper wing plate and the upper cladding plate, and between the lower wing plate and the lower cladding plate;

Step 5: Remove the fixing device and the clamping device, and grind the solder joints on the outer surface of the T-shaped steel.

By adopting the above technical solution, in the process of welding the T-shaped steel, the lower wing plate is fixed at the predetermined position by the fixing device, which can effectively improve the welding stability of the whole T-shaped steel, and the side of the lower cladding plate is connected with the upper plate. The sides of the cladding plates are aligned, and then clamped by the clamping device, which can not only reduce the deformation or shaking of the T-shaped steel during the welding process, but also can weld two T-shaped steels at one time, which is conducive to improving the Efficiency, this solution can effectively increase the stability of T-shaped steel performance and reduce unnecessary costs.

The application is further provided: The fixing device includes: a backing plate for carrying the lower wing plate; a placement slot opened on the backing plate for the lower wing plate to be placed; Fixed components.

By adopting the above technical solution, the provided backing plate can carry the load on the lower wing plate, and then the lower wing plate can be stably placed on the backing plate by the provided placement groove, and the provided fixed component can be placed on the foundation of the placement groove. The upper and lower wings are further limited to further improve the stability of the entire T-shaped steel welding process.

The application further provides: the fixing assembly includes: a plurality of notches opened on both sides of the placement groove; a limit block that is horizontally slidably arranged in the notches; The moving direction of the limiting block is perpendicular to the extending direction of the placing slot.

By adopting the above technical solution, when the lower wing plate is placed in the placement slot, the limit block can be driven to move toward the placement slot by rotating the adjusting rod, so that the lower wing plate can be clamped from both sides. When the lower wing plate is installed, the distance between the two limit blocks can also be easily adjusted by rotating the adjusting rod, thereby increasing the applicable range of the fixing assembly.

The application is further provided: The clamping device includes: sliding plates installed on both sides of the bearing surface of the backing plate along the movement direction of the limit block; a splint installed on the sliding plate; a drive provided on the backing plate for driving the horizontal movement of the splint pieces.

By adopting the above technical solution, when the sides of the upper cladding plate and the lower cladding plate are aligned with each other, the driving element can be turned on to drive the relatively symmetrical sliding plates to move. The cladding plate is clamped, thereby improving the stability of the upper cladding plate and the lower cladding plate during the welding process.

The application is further provided: a vertical groove is formed on the bearing surface of one side of the splint that is close to each other, a top block is slidably arranged in the vertical groove in a vertical direction, and a horizontal groove that communicates with the vertical groove is horizontally opened on the splint , a top rod is inserted in the transverse groove, the end of the top rod close to the top block and the bottom of the top block are provided with mutually parallel inclined surfaces, and the outer side of the splint is provided with a locking component for locking the position of the top rod.

By adopting the above technical solution, when the upper wing plate needs to be supported, the ejector rod can be pressed horizontally, so that the ejector rod can move horizontally in the horizontal groove. Make the top block abut on the bottom of the upper wing plate, and then use the locking component to lock the position of the ejector rod. Through this solution, the upper wing plate can be supported and the upper wing plate can be prevented from shaking randomly during the welding process. .

The present application further provides: the locking assembly includes: a rotating shaft installed on the side of the splint away from the vertical groove; and a rotating block installed on the end of the rotating shaft for abutting against the ejector rod, when the rotating block abuts on the end of the ejector rod, The top of the top block just touches the bottom of the upper wing.

By adopting the above technical solution, when the predetermined position of the ejector rod needs to be locked, the rotating block can be rotated so that the rotating block abuts the outer end of the ejector rod, thereby restricting the ejector rod and reducing the sliding of the ejector rod.

The application further provides: an extension block is threadedly connected to the end of the ejector rod away from the vertical groove, and a compression spring is sleeved on the part of the ejector rod between the extension block and the splint.

By adopting the above technical solution, the extension block provided can adjust the distance between the end of the top rod and the rotating block by rotating, so that the length of the exposed splint of the top block can be adjusted to adapt to the upper wings of different welding heights , this scheme can effectively increase the scope of application.

The application is further provided: the side of the splint that is close to each other is provided with an arc-shaped guide surface, and the guide surface extends along the moving direction perpendicular to the splint.

By adopting the above technical solution, the provided guide surface can utilize the guiding function of the guide surface to the upper cladding plate after the clamping plate clamps the lower cladding plate, so that the upper cladding plate can be quickly aligned with the side edge of the lower cladding plate, effectively Save time and improve work efficiency.

The application is further provided: the bottom wall of the placement slot is provided with a strip-shaped slot, the strip-shaped slot is movably provided with a strip whose top is flush with the bottom wall of the placement slot, and the placement slot is also provided with a drive for driving The power part for the lift of the slats.

By adopting the above technical solution, the strip groove can accommodate the strip, and when the lower wing plate is located in the placement groove and needs to be taken out, the strip can be driven to move upward along the inner wall of the strip groove by the power element, so that the top of the lower wing plate can be moved upwards. Out of the storage slot to facilitate the subsequent removal of the staff.

The present application further provides: the two sides of the backing plate are provided with limit components that limit the positions of both ends of the lower cover plate.

By adopting the above technical solution, when the lower cladding plate is placed on the lower wing plate, the set limiting component can limit the lower cladding plate from both sides, so as to maintain the stability of the lower cladding plate and the accuracy of the position, thereby improving the T The product quality of the shaped steel.

To sum up, the present application includes at least one of the following beneficial technical effects:

By setting the placement slot, the lower wing plate can be initially restricted, and the set fixing component can further fix the lower wing plate on the basis of the placement slot, so as to improve the overall stability of the lower wing plate during the welding process. ;

By setting the clamping device, the clamping device can clamp and limit the lower cladding plate and the upper cladding plate, so as to reduce the shaking or deformation of the two during the welding process, so as to ensure the product quality of the T-shaped steel welding process. Reduce certain costs.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the embodiment of the present application;

2 is a schematic diagram of a partial structure of an embodiment of the present application;

Fig. 3 is the sectional view of the splint in the embodiment of the present application;

FIG. 4 is a schematic diagram of the positions of the strip grooves and the strips in the embodiment of the present application.

Description of reference numerals: 11, lower wing plate; 12, lower cover plate; 21, upper wing plate; 22, upper cover plate; 3, backing plate; 30, placement groove; 31, notch; 32, limit block; 33 , Adjusting rod; 4, slide plate; 41, splint; 410, vertical groove; 411, top block; 412, horizontal groove; 413, top rod; 414, inclined surface; 42, rotating block; 43, extension block; 44, compression Spring; 5, strip groove; 51, strip; 6, mounting block; 61, plunger; 62, arc plate; 63, limit nut.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings.

The embodiment of the present application discloses a T-shaped steel beam welding method capable of performing deformation control, as shown in FIG. 1 and FIG. 2 , including the following steps:

Step 1: place the lower wing plate 11 on the predetermined position of the backing plate 3, and use the fixing device to fix the position of the lower wing plate 11, so that the lower wing plate 11 is stably placed on the bearing surface of the backing plate 3;

Step 2: place the lower cover plate 12 on the middle position of the lower wing plate 11, and then place the upper cover plate 22 on the lower cover plate 12, so that the top edge of the lower cover plate 12 is aligned with the bottom edge of the upper cover plate 22, Then use the pre-prepared clamping device to clamp the lower cladding board 12 and the upper cladding board 22, so that the lower cladding board 12 and the upper cladding board 22 are fixed at predetermined positions;

Step 3: place the upper wing plate 21 on the top of the upper cover plate 22, and the upper wing plate 21 and the lower wing plate 11 are arranged parallel to each other;

Step 4: Use the welding head of the welding device to weld the connection between the upper wing plate 21 and the upper cladding plate 22, and weld the connection between the lower wing plate 11 and the lower cladding plate 12;

Step 5: After the welding is completed, release the clamping restriction of the clamping device, and at the same time, release the restriction of the fixing device to the lower wing plate 11, polish and polish the welding spot on the outer surface of the T-shaped steel, and clean the outer surface of the T-shaped steel. And transfer the T-shaped steel to the predetermined position.

In this embodiment, the fixing device includes: a backing plate 3, the backing plate 3 is used to support the T-shaped steel, and the length direction is consistent with the length direction of the T-shaped steel, and a placement groove 30 is opened on the bearing surface of the backing plate 3, The extension direction of the placement slot 30 is consistent with the length direction of the backing plate 3, and both ends of the placement slot 30 in the longitudinal direction are open. inside.

In order to increase the stability of the lower wing plate 11 and reduce its shaking, in this embodiment, fixing components are also provided on both sides of the backing plate 3 . In this embodiment, the fixing components include: A plurality of gaps 31 on the inner side of the direction, a limit block 32 is slidably arranged in the gap 31, and the movement direction of the limit block 32 is perpendicular to the extension direction of the placing slot 30, and an adjustment rod 33 is horizontally screwed in the backing plate 3, and adjust the One end of the rod 33 protrudes from the outside of the backing plate 3 , and the other end penetrates into the notch 31 and is rotatably connected with the limiting block 32 .

When the T-shaped steel needs to be welded, the lower wing plate 11 can be placed in the placement groove 30 first. After the placement is completed, in order to improve the stability of the lower wing plate 11, the adjusting rod 33 can be rotated. During the rotation process of the adjusting rod 33 The limiting block 32 is driven to move out of the notch and abut against the side edge of the lower wing plate 11 , so as to limit the lower wing plate 11 .

It should be noted that, in order to facilitate the placement of the lower wing plate 11 in the placement groove 30 more smoothly, in this embodiment, an arc surface is provided on the side of the limiting blocks 32 that are close to each other. When the lower wing plate 11 is placed, the lower The bottom of the wing plate 11 abuts on the arc surface of the limiting block 32 in advance, so that the lower wing plate 11 can quickly slide into the placement slot 30 along the arc surface.

In the present embodiment, as shown in Figure 2 and Figure 3, the clamping device comprises: a sliding plate 4 that is slidably installed on the bearing surface of the backing plate 3, the sliding plate 4 is provided with multiple groups, and each group of sliding plates 4 is two and symmetrically distributed on On both sides of the placement slot 30, the sliding direction of the sliding plate 4 is perpendicular to the length direction of the placement slot 30, a splint 41 is also installed on the sliding plate 4, and a driving member is also installed on the backing plate 3, and the driving member is used to drive the sliding plate 4. Move horizontally.

When the upper cover plate 22 and the lower cover plate 12 are aligned and placed on the lower wing plate 11, the driver can be turned on at this time, and the driver can drive the clamping plate 41 to clamp the upper cover plate 22 and the lower cover plate 12 from both sides, thereby The upper cladding plate 22 and the lower cladding plate 12 can be stably limited to predetermined positions to reduce the shaking or deformation of the upper cladding plate 22 and the lower cladding plate 12 to ensure the quality of the T-shaped steel processing.

After the clamping device completes the clamping of the upper cover plate 22 and the lower cover plate 12, the upper wing plate 21 needs to be placed, but during the process of placing the upper wing plate 21, the upper wing plate 21 is prone to shaking. In the example, a vertical groove 410 is opened on the bearing surface of the side of the plywood 41 that is close to each other, and a top block 411 is slid in the vertical direction in the vertical direction. One end of the slot 412 communicates with the bottom of the vertical slot 410 , and the other end protrudes from the side of the clamping plate 41 away from the vertical slot 410 .

In addition, a top rod 413 is movably inserted in the horizontal groove 412, and the outer end of the top rod 413 exposes the splint 41. The inner end of the top rod 413 and the bottom of the top block 411 are provided with mutually parallel inclined surfaces 414. The side of 41 away from the vertical slot 410 is also provided with a locking component, and the locking component is used to limit the position of the ejector rod 413 .

When the top block 411 needs to be driven to pass through the vertical slot 410 and abut against the bottom of the upper wing plate 21, the top rod 413 can be driven to move horizontally along the horizontal groove 412. When the top rod 413 moves horizontally, the inclination of the top rod 413 The surface 414 will abut against the inclined surface 414 at the bottom of the top block 411, so that the top block 411 can be easily pushed out from the vertical slot 410 until the top block 411 abuts on the bottom of the upper wing plate 21. The locking assembly locks the outer end of the top rod 413 to keep the top block 411 in a predetermined position, so as to ensure the stability of the upper wing plate 21 during the welding process.

In this embodiment, the locking assembly includes: a rotating shaft installed on the side of the splint 41 away from the vertical slot 410 , the extending direction of the rotating shaft is consistent with the extending direction of the horizontal slot 412 , and a rotating block 42 is installed on the outer end of the rotating shaft. When the block 42 is rotated to a position where it abuts against the end of the top rod 413 , the top of the top block 411 just contacts the bottom of the upper wing plate 21 .

In order to further increase the application range of the top block 411 to adapt to the upper wings 21 with different height requirements, an extension block 43 is threadedly connected to the end of the top rod 413 away from the vertical groove 410, and the top rod 413 is located between the extension block 43 and the splint. A compression spring 44 is movably sleeved on the part between 41 , one end of the compression spring 44 abuts on the outer side of the clamping plate 41 , and the other end abuts on the outer side of the extension block 43 .

When it is necessary to adjust the length of the ejector rod 413 exposing the splint 41, the extension block 43 can be rotated to change the abutment position of the ejector rod 413 and the ejector block 411, so as to adjust the length of the ejector block 411 exposed to the plywood 41. This design is ingenious. , the effect is remarkable.

In this embodiment, in order to further ensure the stability of the placement of the upper wing plate 21, when placing the upper wing plate 21, a downward pressure may be applied above the upper wing plate 21, and this pressure may be provided by the equipment or provided with For objects of a certain weight, through this solution, the upper wing plate 21 can be placed on the top of the upper cover plate 22 more stably.

In addition, considering that the lower cladding plate 12 can also be clamped by the clamping device, and then the upper cladding plate 22 can be placed, an arc-shaped guide surface is provided on the side of the clamping plates 41 that are close to each other, and the guide surface is vertically Extending in the moving direction of the splint 41 , the guide surface can guide the upper cladding plate 22 , so as to reduce the frictional resistance of the two and facilitate the taking and placing of the upper cladding plate 22 .

Among them, as shown in FIG. 4 , the bottom wall of the placement slot 30 is also provided with a bar-shaped slot 5 , the extension direction of the bar-shaped slot 5 is consistent with the extension direction of the placement slot 30 , and a top is movably arranged in the bar-shaped slot 5 The strip 51 that is flush with the bottom wall of the placement slot 30, the bottom of the backing plate 3 is also provided with a power member for driving the strip 51 to rise and fall. When the lower wing plate 11 is located in the placement slot 30 and needs to be taken out, it only needs to be driven by the driving member The strip plate 51 is lifted up to push the lower wing plate 11 out of the placement groove 30 , so that subsequent operations by the staff can be facilitated.

In addition, considering that there may be unstable situations in the process of placing the lower cladding plate 12, therefore, limit components are provided on both sides of the backing plate 3 in the length direction, and the limiting components can be placed on the lower cladding plate 12 from both sides. Both ends are clamped to limit.

In this embodiment, as shown in FIG. 2 , the limiting assembly includes: mounting blocks 6 installed on the two ends of the backing plate 3 symmetrically, and inserting rods 61 are movably interspersed between the mounting blocks 6 , and the inserting rods 61 are welded with The arc-shaped plate 62 has an engaging groove corresponding to the size of the lower cladding plate 12 at one end of the arc-shaped plate 62 away from the insertion rod 61 .

When the lower cover plate 12 is placed on the lower wing plate 11, at this time, the insertion rod 61 can be rotated to drive the arc plate 62 to turn over, so that the occlusal groove at the end of the arc plate 62 is fitted with the end of the lower cover plate 12. When the lower cladding plate 12 is installed, rotate the limit nut 63 again to lock the arc-shaped plate 62, so as to ensure the stability of the installation of the lower cladding plate 12; Release the restriction on the insertion rod 61 so that the insertion rod 61 drives the arc plate 62 to slide between the two mounting blocks 6 . After adjusting the position of the arc plate 62 , the limit nut 63 can be reversely rotated.

In this embodiment, it should be noted that the driving member and the power member can both adopt a relatively common micro cylinder, which will not be repeated here.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims (10)

1. A T-shaped steel beam welding method capable of controlling deformation is characterized by comprising the following steps:

the method comprises the following steps: placing the lower wing plate (11) at a predetermined position, and limiting the position of the lower wing plate (11) by using a fixing device;

step two: aligning the side edge of the lower covering plate (12) with the side edge of the upper covering plate (22) to enable the lower covering plate (12) and the upper covering plate (22) to be vertically placed on the lower wing plate (11), and clamping the aligned side edge of the lower covering plate (12) and the upper covering plate (22) by using a clamping device;

step three: placing the upper wing plate (21) on the top of the upper shroud plate (22) at a predetermined position;

step four: welding the upper wing plate (21) and the upper shroud plate (22) and welding the lower wing plate (11) and the lower shroud plate (12);

step five: and (5) removing the fixing device and the clamping device, and polishing the welding spots on the outer surface of the T-shaped steel.

2. A method of welding a T-section steel beam with controlled deformation according to claim 1, wherein the fixing means comprises: a backing plate (3) for bearing the lower wing plate (11); a placing groove (30) which is arranged on the backing plate (3) and is used for placing the lower wing plate (11); and a fixing component which is arranged on the backing plate (3) and fixes the position of the lower wing plate (11).

3. A method of welding a T-section steel beam with controlled deformation as claimed in claim 2, wherein the fixing assembly comprises: a plurality of notches (31) arranged at two sides of the placing groove (30); a limiting block (32) horizontally arranged in the notch (31) in a sliding manner; and an adjusting rod (33) with one end threaded into the notch (31) and the other end horizontally penetrating out of the side edge of the backing plate (3), wherein the moving direction of the limiting block (32) is vertical to the extending direction of the placing groove (30).

4. A method of welding a T-section steel beam with controlled deformation according to claim 1, wherein the clamping means comprises: the sliding plates (4) are arranged on two sides of the bearing surface of the backing plate (3) in a sliding manner along the moving direction of the limiting blocks (32); a clamping plate (41) arranged on the sliding plate (4); and the driving piece is arranged on the backing plate (3) and is used for driving the clamping plate (41) to horizontally move.

5. The method for welding the T-shaped steel beam capable of performing deformation control according to claim 4, wherein a vertical groove (410) is formed in a bearing surface of one side, close to each other, of the clamping plate (41), a top block (411) is arranged in the vertical groove (410) in a sliding mode in the vertical direction, a transverse groove (412) communicated with the vertical groove (410) is horizontally formed in the clamping plate (41), a top rod (413) penetrates through the transverse groove (412), inclined surfaces (414) parallel to each other are arranged at one end, close to the top block (411), of the top rod (413) and the bottom of the top block (411), and a locking assembly for locking the position of the top rod (413) is arranged on the outer side of the clamping plate (41).

6. A method of welding a T-section steel beam with deformation control as claimed in claim 5 wherein the locking assembly includes: the rotating shaft is arranged on one side of the clamping plate (41) far away from the vertical groove (410); and the rotating block (42) is arranged at the end part of the rotating shaft and is used for abutting against the push rod (413), and when the rotating block (42) abuts against the end part of the push rod (413), the top of the push block (411) is just contacted with the bottom of the upper wing plate (21).

7. A T-shaped steel beam welding method capable of performing deformation control according to claim 5, characterized in that an extending block (43) is connected to one end of the ejector rod (413) far away from the vertical groove (410) in a threaded mode, and a compression spring (44) is sleeved on the portion, located between the extending block (43) and the clamping plate (41), of the ejector rod (413).

8. A method of welding a T-beam with controlled deformation according to claim 4 characterised in that the clamping plates (41) are provided with arcuate guide surfaces on their sides adjacent to each other, said guide surfaces extending perpendicular to the direction of movement of the clamping plates (41).

9. A T-shaped steel beam welding method capable of performing deformation control according to claim 2, characterized in that a strip-shaped groove (5) is formed in the bottom wall of the placing groove (30), a strip plate (51) with the top flush with the bottom wall of the placing groove (30) is movably arranged in the strip-shaped groove (5), and a power part for driving the strip plate (51) to ascend and descend is further arranged at the bottom of the base plate (3).

10. A method for welding T-shaped steel beams capable of deformation control according to claim 2, characterized in that the two sides of the backing plate (3) are provided with limiting assemblies for limiting the positions of the two ends of the lower cladding plate (12).

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