Steel structure welding clamp

Abstract

The utility model belongs to the field of welding clamps, and particularly relates to a steel structure welding clamp which comprises a workbench. A through groove is formed in the workbench; the top of the workbench is fixedly connected with a sliding rail. A plurality of sliding seats are connected to the sliding rail in a sliding manner; a plurality of bases are fixedly connected to the top of the workbench; by arranging the sliding rail, the sliding seat, the base, a connecting seat, a pull-down arm, a first clamping seat, a second clamping seat, a hydraulic cylinder and a pull-down plate, a worker can push the sliding seat before welding, so that the sliding seat slides on the sliding rail, and the inclination angle of a steel pipe is adjusted; therefore, the requirement for the steel pipe welding angle of the steel structure is met, and steel pipe welding of different steel structures is facilitated.

Description

Technical Field

[0001] The utility model relates to the field of welding fixtures, in particular to a steel structure welding fixture. Background Art

[0002] Steel structure refers to a metal building support structure assembled by welding steel materials. It is one of the common structural forms in construction projects.

[0003] In the current existing technology, when steel structures are being processed and produced, workers need to weld the corresponding steel pipes to each other. During welding, some steel pipes need to be placed obliquely to support and fix the steel pipes. During welding, in order to ensure the welding quality, clamps are used to fix the steel pipes during the welding process to ensure the stability of the steel pipe connection during welding.

[0004] During welding, the welding angle requirements of different steel pipes in steel structures are different, but the existing welding fixture has a small adjustable range, which is difficult to meet different welding angle requirements and has poor applicability; therefore, a steel structure welding fixture is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem raised in the background technology, the utility model provides a steel structure welding fixture.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a steel structure welding fixture described in the utility model comprises a workbench; a through slot is opened on the workbench; a slide rail is fixedly connected to the top of the workbench; a plurality of sliding seats are slidably connected to the slide rail; a plurality of bases are fixedly connected to the top of the workbench; a fixed seat is fixedly connected to the top of the sliding seat and the base; a clamping assembly is provided on the top of the plurality of fixed seats, and before welding, the staff can push the sliding seat to make the sliding seat slide on the slide rail to adjust the inclination angle of the steel pipe, so as to meet the demand for the welding angle of the steel pipe of the steel structure, thereby facilitating the welding of steel pipes of different steel structures.

[0007] Preferably, the clamping assembly includes a first clamping seat and a second clamping seat; the first clamping seat is fixedly connected to the bottom of the fixed seat; a sliding groove is opened on the fixed seat; a connecting seat is slidably connected to the sliding groove; a second clamping seat is fixedly connected to the side of the connecting seat; a lower pull arm is fixedly connected to the bottom of the connecting seat; a hydraulic cylinder is fixedly connected to the bottom of the workbench; a lower pull plate is fixedly connected to the output end of the hydraulic cylinder, and the above-mentioned settings are used to fix the steel pipe of the steel structure, and different steel pipes can be fixed by controlling the downward moving distance of the second clamping seat, thereby improving the scope of application.

[0008] Preferably, a fastening seat is fixedly connected to the side of the fixed seat; a screw is threadedly connected to the fastening seat; the bottom end of the screw is rotatably connected to a round seat, and when the sliding seat slides to the required position, the staff can rotate the screw, and the screw drives the round seat to move down and fit the top side of the workbench, so as to fix the sliding seat, thereby improving the fixing effect of the steel pipe.

[0009] Preferably, a plurality of sliding sleeves are fixedly connected to the bottom of the workbench; a plurality of guide rods are fixedly connected to the bottom of the pull-down plate at positions corresponding to the sliding sleeves; the guide rods penetrate the sliding sleeves and are slidably connected to the sliding sleeves.

[0010] Preferably, a plurality of return springs are fixedly connected between the lower pull arm and the fixed seat; a pulley is rotatably connected to the bottom of the lower pull arm; and the pulley is located at the bottom of the lower pull plate.

[0011] Preferably, rubber pads are fixedly connected to the side walls of the first clamping seat and the second clamping seat; and the first clamping seat and the second clamping seat are both arranged in an L shape.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model is provided with a slide rail, a slide seat, a base, a connecting seat, a lower pull arm, a first clamp seat, a second clamp seat, a hydraulic cylinder and a lower pull plate. Before welding, the worker can push the slide seat to make the slide seat slide on the slide rail to adjust the inclination angle of the steel pipe, so as to meet the demand for the welding angle of the steel pipe of the steel structure, thereby facilitating the welding of steel pipes of different steel structures;

[0014] 2. The utility model is provided with a fastening seat, a screw and a round seat. When in use, after the sliding seat slides to the required position, the staff can rotate the screw, and the screw drives the round seat to move down and fit with the top side of the workbench, so as to fix the sliding seat, thereby improving the fixing effect of the steel pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the lower pressing plate of the utility model;

[0018] Figure 3This is a schematic diagram of the fastening seat structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the fixing seat structure of the utility model.

[0020] In the figure: 11, workbench; 12, base; 13, slide rail; 14, sliding seat; 15, fixed seat; 21, hydraulic cylinder; 22, lower pressure plate; 23, connecting seat; 24, first clamping seat; 25, second clamping seat; 26, lower pressure arm; 31, fastening seat; 32, screw; 33, round seat; 41, sliding sleeve; 42, guide rod; 51, spring; 52, pulley; 6, rubber pad; 7, handwheel. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Specific examples are given below.

[0023] See also Figure 1-4 As shown, a steel structure welding fixture comprises a workbench 11; a through slot is provided on the workbench 11; a slide rail 13 is fixedly connected to the top of the workbench 11; a plurality of sliding seats 14 are slidably connected to the slide rail 13; a plurality of bases 12 are fixedly connected to the top of the workbench 11; a fixed seat 15 is fixedly connected to the top of the sliding seat 14 and the base 12; a clamping assembly is provided on the top of the plurality of fixed seats 15; the clamping assembly comprises a first clamping seat 24 and a second clamping seat 25; a first clamping seat 24 is fixedly connected to the bottom of the fixed seat 15; a slide slot is provided on the fixed seat 15; a connecting seat 23 is slidably connected to the slide slot; a second clamping seat 25 is fixedly connected to the side of the connecting seat 23; a lower pull arm 26 is fixedly connected to the bottom of the connecting seat 23; a hydraulic cylinder 21 is fixedly connected to the bottom of the workbench 11; a lower pull plate 22 is fixedly connected to the output end of the hydraulic cylinder 21;

[0024] When in use, the first clamp seat 24 and the second clamp seat 25 on the top of the base 12 are used to place the horizontal steel pipe, and then the first clamp seat 24 and the second clamp seat 25 on the sliding seat 14 are used to fix the inclined or vertical steel pipe. Before welding, the staff can push the sliding seat 14 so that the sliding seat 14 slides on the slide rail 13 to adjust the inclination angle of the steel pipe, so as to meet the requirements of the welding angle of the steel pipe of the steel structure, thereby facilitating the welding of steel pipes of different steel structures. After the steel pipe is placed, the staff starts the hydraulic cylinder 21, and the hydraulic cylinder 21 drives the lower pull plate 22 to move downward, thereby pulling the lower pull arm 26 to slide obliquely downward, and then drives the second clamp seat 25 to move toward the first clamp seat 24, so as to fix the steel structure steel pipe, by controlling the downward movement distance of the second clamp seat 25, different steel pipes can be fixed, thereby improving the scope of application, and the slide rail 13 is preferably a damping slide rail 13.

[0025] Further, such as Figure 3 As shown, a fastening seat 31 is fixedly connected to the side of the fixing seat 15; a screw rod 32 is threadedly connected to the fastening seat 31; the bottom end of the screw rod 32 is rotatably connected to a round seat 33; when in use, when the sliding seat 14 slides to the required position, the staff can rotate the screw rod 32, and the screw rod 32 drives the round seat 33 to move down and fit the top side of the workbench 11, so as to fix the sliding seat 14, thereby improving the fixing effect of the steel pipe.

[0026] Further, such as Figure 2 As shown, a plurality of sliding sleeves 41 are fixedly connected to the bottom of the workbench 11; a plurality of guide rods 42 are fixedly connected to the bottom of the pull-down plate 22 and at positions corresponding to the sliding sleeves 41; the guide rods 42 penetrate the sliding sleeves 41 and are slidably connected thereto; when in use, the downward movement of the pull-down plate 22 will drive the guide rods 42 to move downward, and the downward movement of the guide rods 42 will slide in the sliding sleeves 41, and the movement of the pull-down plate 22 can be positioned and guided by relying on the cooperation between the sliding sleeves 41 and the guide rods 42.

[0027] Further, such as Figure 4 As shown, a plurality of return springs 51 are fixedly connected between the lower pull arm 26 and the fixed seat 15; the bottom of the lower pull arm 26 is rotatably connected to a pulley 52; the pulley 52 is located at the bottom of the lower pull plate 22; when in use, the bottom of the lower pull arm 26 will move and slide with the lower pull plate 22, and the pulley 52 can reduce the friction between the lower pull arm 26 and the wear, and the return spring 51 can be provided, so that the second clamp seat 25 can be easily reset upward.

[0028] Further, such as Figure 3As shown, rubber pads 6 are fixedly connected to the side walls of the first clamp seat 24 and the second clamp seat 25; the first clamp seat 24 and the second clamp seat 25 are both L-shaped; when in use, the rubber pads 6 are provided to increase the friction force on the surface of the steel pipe, and can play a protective role, thereby reducing the occurrence of scratches and indentations on the surface of the steel pipe.

[0029] Further, such as Figure 3 As shown, a hand wheel 7 is fixedly connected to the top end of the screw rod 32. The screw rod 32 can be easily rotated by the hand wheel 7, so that it is convenient for the staff to use it.

[0030] Working principle: when in use, the first clamp seat 24 and the second clamp seat 25 on the top of the base 12 are used to place the horizontal steel pipe, and then the first clamp seat 24 and the second clamp seat 25 on the sliding seat 14 are used to fix the inclined or vertical steel pipe. Before welding, the staff can push the sliding seat 14 to make the sliding seat 14 slide on the slide rail 13 to adjust the inclination angle of the steel pipe, so as to meet the requirements of the steel pipe welding angle of the steel structure, thereby facilitating the welding of steel pipes of different steel structures. After the steel pipe is placed, the staff starts the hydraulic cylinder 21, and the hydraulic cylinder 21 drives the lower pull plate 22 to move downward, thereby pulling the lower pull arm 26 to slide obliquely downward, and then drives the second clamp seat 25 to move toward the first clamp seat 24, so as to fix the steel structure steel pipe, by controlling the downward movement distance of the second clamp seat 25, different steel pipes can be fixed, thereby improving the scope of application, and the slide rail 13 is preferably a damping slide rail 13. When the sliding seat 14 slides to the required position, the staff can rotate the screw 32, and the screw 32 drives the round seat 33 to move down and fit with the top side of the workbench 11, so as to fix the sliding seat 14, thereby improving the fixing effect of the steel pipe. When in use, the downward movement of the lower pull plate 22 will drive the guide rod 42 to move downward, and the downward movement of the guide rod 42 will slide in the sliding sleeve 41. Relying on the cooperation between the sliding sleeve 41 and the guide rod 42, the movement of the lower pull plate 22 can be positioned and guided, and the bottom of the lower pull arm 26 will move and slide with the lower pull plate 22. By setting the pulley 52, the friction between the lower pull arm 26 and the lower pull arm 26 can be reduced, and the wear can be reduced. By setting the reset spring 51, the second clamping seat 25 can be reset upward. By setting the rubber pad 6, the friction on the surface of the steel pipe can be increased, and it can play a protective role and reduce the scratches and indentations on the surface of the steel pipe.

[0031] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A steel structure welding fixture, comprising a workbench (11); characterized in that: The workbench (11) is provided with a through slot; a slide rail (13) is fixedly connected to the top of the workbench (11); a plurality of sliding seats (14) are slidably connected to the slide rail (13); a plurality of bases (12) are fixedly connected to the top of the workbench (11); a fixed seat (15) is fixedly connected to the top of the sliding seat (14) and the base (12); a clamping assembly is provided on the top of the plurality of fixed seats (15); The clamping assembly comprises a first clamping seat (24) and a second clamping seat (25); the first clamping seat (24) is fixedly connected to the bottom of the fixed seat (15); a sliding groove is provided on the fixed seat (15); a connecting seat (23) is slidably connected to the sliding groove; a second clamping seat (25) is fixedly connected to the side of the connecting seat (23); a lower pull arm (26) is fixedly connected to the bottom of the connecting seat (23); a hydraulic cylinder (21) is fixedly connected to the bottom of the workbench (11); and a lower pull plate (22) is fixedly connected to the output end of the hydraulic cylinder (21).

2. A steel structure welding fixture according to claim 1, characterized in that: A fastening seat (31) is fixedly connected to the side surface of the fixing seat (15); a screw rod (32) is threadedly connected to the fastening seat (31); and a round seat (33) is rotatably connected to the bottom end of the screw rod (32).

3. A steel structure welding fixture according to claim 1, characterized in that: The bottom of the workbench (11) is fixedly connected to a plurality of sliding sleeves (41); the bottom of the pull-down plate (22) is fixedly connected to a plurality of guide rods (42) at positions corresponding to the sliding sleeves (41); the guide rods (42) penetrate the sliding sleeves (41) and are slidably connected thereto.

4. A steel structure welding fixture according to claim 1, characterized in that: A plurality of return springs (51) are fixedly connected between the lower pull arm (26) and the fixed seat (15); a pulley (52) is rotatably connected to the bottom of the lower pull arm (26); and the pulley (52) is located at the bottom of the lower pull plate (22).

5. The steel structure welding fixture according to claim 1, characterized in that: Rubber pads (6) are fixedly connected to the side walls of the first clamping seat (24) and the second clamping seat (25); the first clamping seat (24) and the second clamping seat (25) are both arranged in an L shape.

Images