Rotary adjusting device for outer weld joint welding of heavy steel pipe

Abstract

The utility model provides a rotation adjusting device for heavy steel pipe outer weld joint welding, and relates to the field of rotation adjusting devices. A motor B and a bevel gear A jointly form a driving structure, and the inner side of a support is rotationally connected with a driving wheel; the problems that in the prior art, a steel pipe subjected to edge rolling needs to be placed on a supporting platform to be welded through a welding robot or manual work, but due to the fact that multi-range welding operation needs to be carried out, a hoisting machine needs to be used for continuously rotating and adjusting the current steel pipe in the welding process, and then the welding efficiency is low are solved. By arranging a supporting plate and a motor B arranged on the outer side of the supporting plate, when the heavy steel pipe is placed on a driving wheel, the motor B installed on the outer side of the supporting plate can be started to rotationally drive a bevel gear A; and through meshing transmission of the bevel gear A and a bevel gear B arranged on the outer side of the driving wheel, the heavy steel pipe is driven to rotate so as to quickly replace manual rotation adjustment operation.

Description

Technical Field

[0001] The utility model belongs to the field of rotation adjustment devices, and particularly relates to a rotation adjustment device for welding the outer weld of heavy steel pipes. Background Technique

[0002] Heavy steel pipes are steel materials with hollow cross-sections, and their lengths are much greater than their diameters or circumferences. They are divided into circular, square, rectangular, and special-shaped steel pipes according to the cross-sectional shape; carbon structural steel pipes, low-alloy structural steel pipes, alloy steel pipes, and composite steel pipes according to the material; steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industries, mechanical manufacturing, geological drilling, high-pressure equipment, etc. according to the use; seamless steel pipes and welded steel pipes according to the production process, among which seamless steel pipes are further divided into hot-rolled and cold-rolled (drawn) types, and welded steel pipes are further divided into straight-seam welded steel pipes and spiral-seam welded steel pipes.

[0003] However, when welding existing heavy steel pipes, the rolled steel pipes need to be placed on a support platform for welding using a welding robot or manually. However, due to the need for multi-range welding operations, a hoisting machine is required to continuously rotate and adjust the current steel pipe during welding, which will lead to low welding efficiency.

[0004] Therefore, in view of the deficiencies of the above solutions in actual production and implementation, they are modified and improved. At the same time, in the spirit of pursuing excellence and with the assistance of professional knowledge and experience, and after various ingenious ideas and tests, the present utility model is created. A rotation adjustment device for welding the outer weld of heavy steel pipes is provided to solve the problem that the rolled steel pipes need to be placed on a support platform for welding using a welding robot or manually, but due to the need for multi-range welding operations, a hoisting machine is required to continuously rotate and adjust the current steel pipe during welding, which will lead to low welding efficiency. Content of the Utility Model

[0005] The utility model provides a rotation adjustment device for welding the outer weld of heavy steel pipes, which solves the problem in the prior art that the rolled steel pipes need to be placed on a support platform for welding using a welding robot or manually, but due to the need for multi-range welding operations, a hoisting machine is required to continuously rotate and adjust the current steel pipe during welding, which will lead to low welding efficiency.

[0006] The technical solution of the utility model is realized as follows. A rotating and adjusting device for welding the outer weld of heavy steel pipes includes a moving seat. The main body of the moving seat is longitudinally arranged, and a slider is fixedly connected to the outside of the moving seat. The slider protrudes from the moving seat. The moving seat and the slider together form a moving structure. A bracket is fixedly connected to the top surface of the moving seat. The main body of the bracket is a U-shaped structure with a one-way opening at the top. A support plate is fixedly connected to the outside of the bracket. A motor B is installed on the bottom surface of the support plate. An output shaft is provided at the top of the motor B, and a helical gear A is installed on this output shaft. The motor B and the helical gear A together form a driving structure. A driving wheel is rotatably connected to the inside of the bracket. A helical gear B is coaxially installed on the outside of the driving wheel, and the helical gear B meshes with the helical gear A provided on the output shaft at the top of the motor B for transmission:

[0007] As a preferred implementation manner, the helical gear A and the helical gear B together form a transmission part structure. The moving seat is located above the base. The main body of the base is a U-shaped structure with an opening facing right. A support column is fixedly connected to the bottom surface of the base. The main body of the support column is a cylindrical structure.

[0008] As a preferred implementation manner, there are two side plates in total. The two side plates are fixedly connected to the front and rear side surfaces of the base in an opposing manner. A seat body is installed on the right side of the base. The main body of the seat body is a U-shaped structure with an opening facing left.

[0009] As a preferred implementation manner, there are two support columns in total. The two support columns are fixedly connected to the front and rear positions of the bottom surface of the base in a longitudinal array. The support column and the base together form a support structure. A side plate is fixedly connected to the outside of the base. The main body of the side plate is a rectangular block structure.

[0010] As a preferred implementation manner, slots are opened on the right side of the base. There are two slots in total, and the two slots are arranged in a straight array on the front and rear sides of the right end surface of the base. Longitudinal grooves are also opened on the top surfaces of the base and the seat body.

[0011] As a preferred implementation manner, two hydraulic rods are fixedly connected to the inside of the longitudinal grooves opened in the base and the seat body in an opposing manner. Two universal wheels are installed on the bottom surface of the seat body in a straight array. A support member is fixedly connected to the outside of the seat body. A motor A is fixedly connected to the outside of the support member. A screw rod is installed on the left output shaft of the motor A. An insertion block is fixedly connected to the left end surface of the seat body.

[0012] After adopting the above technical solution, the beneficial effects of the utility model are:

[0013] 1. In the present utility model, by providing a support plate and a motor B arranged outside the support plate, when in use, when a heavy steel pipe is placed on the driving wheel, the motor B installed outside the support plate can be started to rotationally drive the helical gear A, and through the meshing transmission between the helical gear A and the helical gear B arranged outside the driving wheel, the heavy steel pipe can be driven to rotate, so as to quickly replace the manual rotational adjustment operation.

[0014] 2. In the present utility model, by providing a support member and a motor A arranged outside the support member, when it is necessary to adjust the distance between the base and the seat body, the motor A installed outside the support member can be started to rotationally drive the screw rod, and through the transmission connection between the screw rod and the side plate, quick adjustment can be realized according to the different lengths of the current steel pipe, thereby achieving the purpose of being more conducive to subsequent welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0016] Figure 1 It is a left side view structural schematic diagram after splitting of the rotational adjustment device of the present utility model;

[0017] Figure 2 It is a right side view structural schematic diagram after splitting of the rotational adjustment device of the present utility model;

[0018] Figure 3 It is a front view structural schematic diagram of the rotational adjustment device of the present utility model;

[0019] Figure 4 It is a combined structural schematic diagram of the moving seat and the slider of the rotational adjustment device of the present utility model;

[0020] Figure 5 It is a left side view structural schematic diagram of the rotational adjustment device of the present utility model;

[0021] Figure 6 It is a combined structural schematic diagram of the base and the pillar of the rotational adjustment device of the present utility model;

[0022] In the figure, 1 is the base; 101 is the support column; 102 is the side plate; 103 is the slot; 104 is the hydraulic rod; 2 is the seat body; 201 is the universal wheel; 202 is the support member; 203 is the motor A; 204 is the screw; 205 is the insertion block; 3 is the moving seat; 301 is the slider; 302 is the bracket; 303 is the support plate; 304 is the motor B; 305 is the helical gear A; 306 is the driving wheel; 307 is the helical gear B. Detailed implementation manner

[0023] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0024] As Figures 1-6 shown, a rotation adjustment device for welding the outer weld of heavy steel pipes includes: a moving seat 3. The main body of the moving seat 3 is longitudinally arranged, and a slider 301 is fixedly connected to the outside of the moving seat 3. The slider 301 protrudes from the moving seat 3. The moving seat 3 and the slider 301 together form a moving structure. A bracket 302 is fixedly connected to the top end surface of the moving seat 3. The main body of the bracket 302 is a U-shaped structure with a one-way opening at the top. A support plate 303 is fixedly connected to the outside of the bracket 302. A motor B 304 is installed on the bottom end surface of the support plate 303. An output shaft is provided at the top of the motor B 304, and a helical gear A 305 is installed on this output shaft. The motor B 304 and the helical gear A 305 together form a driving structure. A driving wheel 306 is rotatably connected to the inside of the bracket 302. A helical gear B 307 is coaxially installed on the outside of the driving wheel 306. The helical gear B 307 meshes and drives with the helical gear A 305 provided on the output shaft at the top of the motor B 304. Two hydraulic rods 104 are fixedly connected in opposite directions inside the longitudinal grooves opened in the base 1 and the seat body 2. Two universal wheels 201 are linearly arranged and installed on the bottom end surface of the seat body 2. A support member 202 is also fixedly connected to the outside of the seat body 2. A motor A 203 is fixedly connected to the outside of the support member 202. A screw 204 is installed on the left output shaft of the motor A 203. An insertion block 205 is fixedly connected to the left end surface of the seat body 2.

[0025] Among them, the helical gear A305 and the helical gear B307 together form a transmission structure. The moving seat 3 is located above the base 1. The main body of the base 1 is a U-shaped structure with an opening facing the right. A pillar 101 is fixedly connected to the bottom end surface of the base 1. The main body of the pillar 101 is a cylindrical structure. There are two pillars 101 in total, and the two pillars 101 are fixedly connected in a longitudinal array at the front and rear positions of the bottom end surface of the base 1. The pillar 101 and the base 1 together form a support structure. A side plate 102 is fixedly connected to the outside of the base 1, and the main body of the side plate 102 is a rectangular block structure.

[0026] Among them, there are two side plates 102 in total, and the two side plates 102 are fixedly connected to the front and rear side surfaces of the base 1 in an opposite direction. A seat body 2 is installed on the right side of the base 1. The main body of the seat body 2 is a U-shaped structure with an opening facing the left. Two slots 103 are provided on the right side of the base 1. The two slots 103 are arranged in a straight array at the front and rear positions of the right end surface of the base 1. Longitudinal grooves are also provided on the top end surfaces of the base 1 and the seat body 2.

[0027] During use, when welding the outer wall of a heavy steel pipe, the base 1 can be placed on the ground by means of the pillar 101 fixedly connected to its bottom end surface, and the seat body 2 can be placed on the ground by means of the universal wheels 201 provided on its bottom end surface for support. At this time, according to the different lengths of the current steel pipe, the motor A203 installed outside the support member 202 is started to drive the rotation of the screw 204, and through the transmission connection between the screw 204 and the side plate 102 provided outside the base 1, the seat body 2 is driven to expand and contract towards one side of the base 1 to support steel pipes of different lengths.

[0028] After the length adjustment is completed, according to the different diameters of the current steel pipe, the hydraulic rods 104 installed in the base 1 and the seat body 2 are started to push the moving seat 3 inward. When the moving seat 3 moves inward, the distance can be adjusted by using the slider 301 fixedly connected to the outside of the moving seat 3 along the longitudinal grooves provided in the base 1 and the seat body 2, and the steel pipe can be placed on the driving wheel 306 by using a hoisting machine. Then, subsequent welding operations can be carried out. When rotation adjustment is required during the welding process, the motor B304 installed outside the support plate 303 can be started to drive the rotation of the helical gear A305, and through the meshing transmission between the helical gear A305 and the helical gear B307 provided outside the driving wheel 306, the heavy steel pipe can be driven to rotate to achieve the purpose of making welding more convenient.

[0029] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model. In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "installed", "connected", and "coupled" should be understood in a broad sense. For example, it may be a mechanical connection or an electrical connection, or it may be the communication inside two elements. It may be directly connected, or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific circumstances.

[0030] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A rotating adjustment device for welding the outer weld of heavy steel pipes, characterized in that, It includes a moving seat (3). The main body of the moving seat (3) is longitudinally arranged. A slider (301) is fixedly connected to the outside of the moving seat (3), and the slider (301) protrudes from the moving seat (3). The moving seat (3) and the slider (301) together form a moving structure. A bracket (302) is fixedly connected to the top end surface of the moving seat (3). The main body of the bracket (302) is a U-shaped structure with a one-way opening at the top. A support plate (303) is fixedly connected to the outside of the bracket (302). A motor B (304) is installed on the bottom end surface of the support plate (303). An output shaft is provided at the top of the motor B (304), and a helical gear A (305) is installed on this output shaft. The motor B (304) and the helical gear A (305) together form a driving structure. A driving wheel (306) is rotatably connected to the inside of the bracket (302). A helical gear B (307) is coaxially installed on the outside of the driving wheel (306), and the helical gear B (307) meshes and transmits with the helical gear A (305) provided on the output shaft at the top of the motor B (304).

2. The rotational adjustment device for welding the outer weld of heavy steel pipes according to claim 1, wherein, The helical gear A (305) and the helical gear B (307) together form a transmission part structure. The moving seat (3) is located above the base (1). The main body of the base (1) is a U-shaped structure with an opening facing right. A support column (101) is fixedly connected to the bottom end surface of the base (1). The main body of the support column (101) is a cylindrical structure.

3. A rotating adjustment device for welding the outer weld of heavy steel pipes according to claim 2, characterized in that, There are two support columns (101) in total, and the two support columns (101) are longitudinally arrayed and fixedly connected to the front and rear sides of the bottom end surface of the base (1). The support column (101) and the base (1) together form a support structure. A side plate (102) is fixedly connected to the outside of the base (1). The main body of the side plate (102) is a rectangular block structure.

4. A rotating adjustment device for welding the outer weld of heavy steel pipes according to claim 3, characterized in that, There are two side plates (102) in total, and the two side plates (102) are fixedly connected to the front and rear side surfaces of the base (1) in an opposite direction. A seat body (2) is installed on the right side of the base (1). The main body of the seat body (2) is a U-shaped structure with an opening facing left.

5. A rotation adjustment device for welding the outer weld of heavy steel pipes according to claim 4, characterized in that, A slot (103) is opened on the right side of the base (1). There are two slots (103) in total, and the two slots (103) are linearly arrayed and opened on the front and rear sides of the right end surface of the base (1). Longitudinal grooves are also opened on the top end surfaces of the base (1) and the seat body (2).

6. A rotating and adjusting device for welding the outer weld of a heavy steel pipe according to claim 5, characterized in that, Two hydraulic rods (104) are fixedly connected in an opposite direction inside the longitudinal grooves opened in the base (1) and the seat body (2). Two universal wheels (201) are linearly arrayed and installed on the bottom end surface of the seat body (2). A support member (202) is also fixedly connected to the outside of the seat body (2). A motor A (203) is fixedly connected to the outside of the support member (202). A screw rod (204) is installed on the left output shaft of the motor A (203). An insertion block (205) is fixedly connected to the left end surface of the seat body (2).

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