Stainless steel pipe welding equipment with size adjusting function

Abstract

The utility model discloses stainless steel pipe welding equipment with a size adjusting function, which belongs to the field of stainless steel pipe welding and comprises a base station, and a steel pipe positioning and abutting mechanism used for positioning and abutting two stainless steel pipes needing to be welded is mounted on the base station. A rotating mechanism for rotating the stainless steel pipe during welding of the stainless steel pipe is mounted on the base station; a welding seam control mechanism for controlling the left-right swinging degree of a welded junction according to the size of a welding seam is mounted at the upper end of the base; the welding seam control mechanism comprises a driving assembly, a welding seam control assembly and a welding head, the driving assembly is connected with the base table and the welding seam control assembly, the welding seam control assembly is connected with the welding head, the driving assembly is used for driving the welding seam control assembly to drive the welding head to swing, and the welding seam control assembly is used for controlling the left-right swing amplitude of the welding head. By means of the mode, the swing amplitude of the welding head can be rapidly adjusted according to different welding seam widths, and therefore the time for adjusting the swing amplitude of the welding head is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of stainless steel pipe welding, specifically relates to a stainless steel pipe welding equipment with size adjusting function. BACKGROUND

[0002] As an important equipment in the manufacture of stainless steel pipeline, the stainless steel pipe welding equipment uses advanced welding technology and automatic equipment, effectively improves the production efficiency and production capacity, and with the continuous improvement of industrial automation level, the stainless steel pipe welding equipment is also developing in the direction of automation.

[0003] Chinese patent CN215280544U discloses a steel pipe welding equipment, which comprises a base, a mounting seat is slidably connected to the base in the horizontal direction, and a driving assembly is connected to the base for driving the mounting seat to slide. Two bottom rollers are fixedly connected to the mounting seat, the bottom rollers are parallel to the steel pipe, the moving direction of the mounting seat is parallel to the axis of the bottom rollers, the bottom rollers abut against the bottom of the steel pipe, and two side rollers are slidably connected to the mounting seat in the horizontal direction, the steel pipe is located between the two side rollers, and an adjusting assembly is connected to the mounting seat for driving the side rollers to move in the horizontal direction. The base is fixedly connected with a mounting cover, the mounting seat is located in the mounting cover, a welding gun is connected to the top of the mounting cover, a scraper is connected to the top of the mounting cover, and the welding gun and the scraper are arranged in the moving direction of the mounting seat; the steel pipe welding equipment has the effect of facilitating the cleaning of the welding slag on the steel pipe and improves the cleanliness of the surface of the steel pipe, but the device still has the following problems:

[0004] 1. Because the width of the weld is different, the distance of the left and right swing of the welding gun cannot be adjusted according to the width of the weld;

[0005] 2. After the stainless steel pipe is placed, manual alignment of the steel pipe is needed, which is relatively time-consuming.

[0006] Therefore, the utility model designs a stainless steel pipe welding equipment with size adjusting function to solve the above problems. CONTENT OF THE UTILITY MODEL

[0007] In view of the above shortcomings of the prior art, the utility model provides a stainless steel pipe welding equipment with size adjusting function.

[0008] To achieve the above purpose, the utility model realizes the following technical scheme:

[0009] A stainless steel pipe welding equipment with size adjusting function, comprising a base, a steel pipe positioning and abutting mechanism, a weld control mechanism and a rotating mechanism;

[0010] The base is provided with a steel pipe positioning and abutting mechanism for positioning and abutting two stainless steel pipes to be welded;

[0011] The base is provided with a rotating mechanism for rotating the stainless steel pipe during welding;

[0012] The upper end of the base is provided with a weld seam control mechanism for controlling the swing degree of the welding opening left and right according to the size of the weld seam;

[0013] The weld seam control mechanism comprises a driving assembly, a weld seam control assembly and a welding head, the driving assembly is connected with the base, the driving assembly is connected with the weld seam control assembly, the weld seam control assembly is connected with the welding head, the driving assembly is used to drive the weld seam control assembly to swing the welding head, and the weld seam control assembly is used to control the swing amplitude of the welding head left and right.

[0014] Further, the driving assembly comprises a driving motor and a rotating disc; the driving motor is fixedly installed at the middle position of the upper end of the base, the rear end of the rotating disc is fixedly connected with the driving end of the driving motor, and the rotating disc is connected with the weld seam control assembly.

[0015] Further, the weld seam control assembly comprises a positioning plate, a sliding block, a screw, a limiting plate, a fixed shaft, a swing block and a support; the positioning plate is fixedly installed at the front end of the rotating disc, the sliding block is limitingly and slidably connected with the positioning plate, and the sliding block is threadedly connected with the screw through a threaded sleeve; the front end of the screw is limitingly and slidably connected with the limiting plate; two fixed shafts are fixedly installed at the left and right ends of the limiting plate, the front end of the driving motor is fixedly connected with two supports which are symmetrically arranged left and right, the ends of the two fixed shafts away from each other are respectively limitingly and slidably connected with the two supports through connecting pieces, and the lower end of the limiting plate is fixedly connected with the swing block; the lower end of the swing block is fixedly connected with the welding head; and the swing block is limitingly and slidably connected with the base through a limiting sliding groove formed in the base.

[0016] Further, a linear bearing is arranged between the ends of the two fixed shafts away from each other and the support.

[0017] Further, the steel pipe positioning and abutting mechanism comprises a steel pipe positioning assembly and a steel pipe abutting assembly; two groups of steel pipe positioning assemblies are symmetrically arranged at the left and right ends of the base; the steel pipe positioning assembly and the steel pipe abutting assembly are connected with the base, the steel pipe positioning assembly is connected with the steel pipe abutting assembly; the steel pipe positioning assembly is connected with the rotating mechanism; the steel pipe positioning assembly is used to place and position the stainless steel pipe; and the steel pipe abutting assembly is used to abut the stainless steel pipe into the welding position.

[0018] Further, the steel pipe positioning assembly comprises a placing roller one and a placing roller two, the placing roller one is located at the front side of the placing roller two, the left and right ends of the placing roller one and the placing roller two are rotationally connected with the base, the placing roller one is connected with the rotating mechanism, and the stainless steel pipe is placed on the upper side of the gap between the placing roller one and the placing roller two.

[0019] Further, the steel pipe close assembly includes a push plate, a connecting rod and a vertical moving plate; the push plate is in limit sliding connection with a limit sliding groove on the base, one end of the connecting rod is hinged with lower ends of the two push plates, the other end of the push plate is hinged with the vertical moving plate, the left-right symmetry axis of the vertical moving plate coincides with the left-right symmetry axis of the base, and the vertical moving plate is in sliding connection with the base in the up-down direction, one driving end of the two cylinders is fixedly connected with the vertical moving plate, and the two cylinders are fixedly connected with the base.

[0020] Further, the left and right ends of the push plate are in limit sliding connection with the limit sliding groove on the base through rollers.

[0021] Further, the rotating mechanism includes a second cylinder and a motor, the second cylinder is fixedly connected with the base, and a driving end of the second cylinder is rotationally connected with the abutting roller through a connecting piece; the abutting roller abuts against the stainless steel pipe; driving ends of the two motors are fixedly connected with the two placing rollers away from each other; and the two motors are fixedly connected with the base.

[0022] Further, the driving motor is a servo motor.

[0023] Compared with the prior art, the utility model has the advantages that: 1, the utility model discloses can realize according to different weld width quick adjustment welding head swing amplitude size, thereby save the time of adjusting welding head swing amplitude loss;

[0024] 2, the utility model discloses can realize the steel pipe that places automatic push steel pipe alignment and positioning, save the positioning time of manual steel pipe alignment. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, below will to the drawing needed to use in the embodiment or prior art description simple introduction. Obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art comes, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0026] Figure 1 It is a perspective view of the stainless steel pipe welding equipment with size adjusting function of the utility model Figure One ;

[0027] Figure 2 It is a front view of the stainless steel pipe welding equipment with size adjusting function of the utility model

[0028] Figure 3 It is a perspective view of the stainless steel pipe welding equipment with size adjusting function of the utility model Figure Two ;

[0029] Figure 4A left view of the stainless steel pipe welding equipment with size adjusting function;

[0030] Figure 5 for along Figure 2 A part of the perspective view along A-A direction;

[0031] Figure 6 for along Figure 4 A part of the perspective view along B-B direction;

[0032] Figure 7 A part of the perspective view of the stainless steel pipe welding equipment with size adjusting function of the utility model Figure One ;

[0033] Figure 8 A part of the perspective view of the stainless steel pipe welding equipment with size adjusting function of the utility model Figure Two .

[0034] The reference numerals in the drawings represent respectively:

[0035] 1, base; 2, steel pipe positioning and close-together mechanism; 21, steel pipe positioning assembly; 211, placing roller one; 212, placing roller two; 22, steel pipe close-together assembly; 221, push plate; 222, connecting rod; 223, vertical moving plate; 224, cylinder one; 3, weld joint control mechanism; 31, driving assembly; 311, driving motor; 312, rotating disc; 32, weld joint control assembly; 321, positioning plate; 322, sliding block; 323, screw; 324, limiting plate; 325, fixed shaft; 326, swing block; 327, support; 33, welding head; 4, rotating mechanism; 41, cylinder two; 42, motor. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0037] In the following description, "left", "right", "front", "back", "upper", "lower" are oriented with the perspective direction of the front view.

[0038] Embodiment one: in some embodiments, referring to the front view of the drawings in the specification Figures 1-8 A stainless steel pipe welding equipment with size adjusting function, comprising a base 1;

[0039] The base 1 is provided with a steel pipe positioning and closing mechanism 2 for positioning and closing two stainless steel pipes to be welded;

[0040] The base 1 is provided with a rotating mechanism 4 for rotating the stainless steel pipes during welding;

[0041] The upper end of the base 1 is provided with a weld seam control mechanism 3 for controlling the swing degree of the welding opening left and right according to the size of the weld seam;

[0042] The weld seam control mechanism 3 comprises a driving assembly 31, a weld seam control assembly 32 and a welding head 33, the driving assembly 31 is connected with the base 1, the driving assembly 31 is connected with the weld seam control assembly 32, the weld seam control assembly 32 is connected with the welding head 33, the driving assembly 31 is used for driving the weld seam control assembly 32 to swing the welding head 33, and the weld seam control assembly 32 is used for controlling the swing amplitude of the welding head 33 left and right;

[0043] In the utility model, the operator places and positions the stainless steel pipes to be welded through the steel pipe positioning and closing mechanism 2, then adjusts the swing distance of the welding head 33 left and right according to the weld seam through the driving assembly 31 and the weld seam control assembly 32, then the rotating mechanism 4 drives the stainless steel pipes to rotate while the welding head 33 welds the stainless steel pipes; the stainless steel pipes are automatically positioned and butt-welded, and the swing amplitude of the welding head 33 is adjusted according to the required weld seam width.

[0044] The driving assembly 31 comprises a driving motor 311 and a rotating disc 312; the driving motor 311 is fixedly installed at the middle position of the upper end of the base 1, the rear end of the rotating disc 312 is fixedly connected with the driving end of the driving motor 311, and the rotating disc 312 is connected with the weld seam control assembly 32;

[0045] The weld seam control assembly 32 comprises a positioning plate 321, a sliding block 322, a screw 323, a limiting plate 324, a fixed shaft 325, a swing block 326 and a support 327; the positioning plate 321 is fixedly installed at the front end of the rotating disc 312, the sliding block 322 is limitingly and slidably connected with the positioning plate 321, and the sliding block 322 is threadedly connected with the screw 323 through a threaded sleeve; the front end of the screw 323 is limitingly and slidably connected with the limiting plate 324; the two fixed shafts 325 are fixedly installed at the left and right ends of the limiting plate 324, the front end of the driving motor 311 is fixedly connected with two supports 327 in a left-right symmetrical mode, the ends, away from each other, of the two fixed shafts 325 are limitingly and slidably connected with the two supports 327 through connecting pieces, and the lower end of the limiting plate 324 is fixedly connected with the swing block 326; the lower end of the swing block 326 is fixedly connected with the welding head 33; and the swing block 326 is limitingly and slidably connected with the base 1 through a limiting sliding groove formed in the base 1;

[0046] In the utility model, the operator determines the swing size of the welding head 33 by sliding the slider 322 on the positioning plate 321, then fixes the position of the slider 322 on the positioning plate 321 by screwing the screw 323 against the rotating disc 312, drives the rotating disc 312 to rotate by the driving motor 311, drives the slider 322 to rotate by the rotating disc 312, drives the limiting plate 324 to slide left and right only by the rotation of the slider 322 under the limiting of the fixed shaft 325, drives the swing block 326 to swing left and right by the fixed shaft 325, drives the welding head 33 to swing by the swing block 326, and realizes the adjustment of the swing range of the welding head 33 according to the size of the weld;

[0047] The steel pipe positioning and abutting mechanism 2 comprises a steel pipe positioning assembly 21 and a steel pipe abutting assembly 22; two sets of steel pipe positioning assemblies 21 are symmetrically distributed at the left and right ends of the base 1; the steel pipe positioning assembly 21 and the steel pipe abutting assembly 22 are connected with the base 1, and the steel pipe positioning assembly 21 is connected with the steel pipe abutting assembly 22; the steel pipe positioning assembly 21 is connected with the rotating mechanism 4; the steel pipe positioning assembly 21 is used for placing and positioning the position of the stainless steel pipe; the steel pipe abutting assembly 22 is used for abutting the stainless steel pipe into the welding position;

[0048] The steel pipe positioning assembly 21 comprises a placing roller one 211 and a placing roller two 212, the placing roller one 211 is located at the front side of the placing roller two 212, the left and right ends of the placing roller one 211 and the placing roller two 212 are rotationally connected with the base 1, the placing roller one 211 is connected with the rotating mechanism 4, and the stainless steel pipe is placed on the upper side of the gap between the placing roller one 211 and the placing roller two 212;

[0049] The steel pipe abutting assembly 22 comprises a push plate 221, a connecting rod 222 and a vertical moving plate 223; the push plate 221 is limitingly and slidably connected with the limiting sliding groove formed in the base 1, one end of the connecting rod 222 is hingedly connected with the lower ends of the two push plates 221, the other end of the push plate 221 is hingedly connected with the vertical moving plate 223, the left and right symmetrical shafts of the vertical moving plate 223 coincide with the left and right symmetrical shafts of the base 1, the vertical moving plate 223 is slidably connected with the base 1 in the up-down direction, and the driving ends of the two cylinders one 224 are fixedly connected with the vertical moving plate 223.

[0050] In the utility model, the two stainless steel pipes are respectively placed on the upper sides of the gaps between the placing roller two 212 and the placing roller one 211 on the same group of the left and right sides, the vertical moving plate 223 is driven by the cylinder one 224 to slide downwards, the two push plates 221 connected by the two connecting rods 222 are driven by the vertical moving plate 223 to slide to the middle position of the base 1, the two push plates 221 push the two stainless steel pipes to the middle position, so that the left and right two stainless steel pipes are abutted and positioned on the left and right symmetrical shafts of the base 1, then the welding head 33 is started to weld, and the rotating mechanism 4 drives the two stainless steel pipes to rotate;

[0051] The rotating mechanism 4 comprises a second cylinder 41 and a motor 42, the second cylinder 41 is fixedly connected with the base 1, and the driving end of the second cylinder 41 is connected with the abutting roller through a connecting piece; the abutting roller abuts against the stainless steel pipe; the driving ends of the two motors 42 are fixedly connected with the two placing rollers one 211 at the ends away from each other; and the two motors 42 are fixedly connected with the base 1.

[0052] In the utility model, the driving ends of the two second cylinders 41 drive the abutting roller to abut against the two stainless steel pipes, the two motors 42 drive the two placing rollers one 211 to rotate, the placing roller one 211 drives the stainless steel pipes on the same side to rotate, so that the welding head 33 rotates while welding the stainless steel pipes.

[0053] The two fixed shafts 325 are provided with linear bearings between the ends away from each other and the two supports 327.

[0054] The left and right ends of the push plate 221 are connected with the base 1 through the rollers and the limiting sliding grooves, so that the hard friction between the push plate 221 and the base 1 is reduced.

[0055] The driving motor 311 is a servo motor, so that the welding gun swinging speed can be controlled more accurately.

[0056] The above examples are only used to illustrate the technical scheme of the utility model, and not to limit it; although the utility model is described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical scheme recorded in the foregoing examples can be modified, or some technical features can be replaced equivalently; and these modifications or replacements will not make the essence of the corresponding technical scheme deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. A stainless steel pipe welding apparatus having a size adjusting function, comprising a base (1), characterized in that: It also includes steel pipe positioning mechanism (2), weld control mechanism (3) and rotating mechanism (4); The base (1) is provided with steel pipe positioning mechanism (2) for positioning and abutting two stainless steel pipes to be welded; The base (1) is provided with rotating mechanism (4) for rotating stainless steel pipes during welding. The upper end of the base (1) is provided with weld control mechanism (3) for controlling the swing degree of the weld left and right according to the size of the weld. The weld control mechanism (3) comprises driving assembly (31), weld control assembly (32) and welding head (33), the driving assembly (31) is connected with the base (1), the driving assembly (31) is connected with the weld control assembly (32), the weld control assembly (32) is connected with the welding head (33), the driving assembly (31) is used for driving the weld control assembly (32) to swing the welding head (33), and the weld control assembly (32) is used for controlling the swing amplitude of the welding head (33) left and right.

2. The stainless steel pipe welding apparatus having a size adjusting function according to claim 1, characterized by, The driving assembly (31) comprises driving motor (311) and rotating disc (312); the driving motor (311) is fixedly installed at the middle position of the upper end of the base (1), the rear end of the rotating disc (312) is fixedly connected with the driving end of the driving motor (311), and the rotating disc (312) is connected with the weld control assembly (32).

3. The stainless steel pipe welding apparatus having a size adjusting function according to claim 2, characterized by, The weld control assembly (32) comprises positioning plate (321), sliding block (322), screw (323), limiting plate (324), fixed shaft (325), swing block (326) and support (327); the positioning plate (321) is fixedly installed at the front end of the rotating disc (312), the sliding block (322) is limitingly and slidably connected with the positioning plate (321), and the sliding block (322) is threadedly connected with the screw (323) through a threaded sleeve; the front end of the screw (323) is limitingly and slidably connected with the limiting plate (324); the two fixed shafts (325) are fixedly installed at the left and right ends of the limiting plate (324), the front end of the driving motor (311) is fixedly connected with two supports (327) which are symmetrically arranged left and right, the ends of the two fixed shafts (325) away from each other are limitingly and slidably connected with the two supports (327) through connecting pieces respectively, and the lower end of the limiting plate (324) is fixedly connected with the swing block (326); the lower end of the swing block (326) is fixedly connected with the welding head (33); and the swing block (326) is limitingly and slidably connected with the base (1) through a limiting sliding groove formed in the base (1).

4. The stainless steel pipe welding apparatus having a size adjusting function according to claim 3, characterized by, Linear bearings are arranged between the ends of the two fixed shafts (325) away from each other and the supports (327).

5. The stainless steel pipe welding apparatus having a size adjusting function according to claim 1, characterized by, The steel pipe positioning mechanism (2) comprises steel pipe positioning assembly (21) and steel pipe abutting assembly (22); two groups of steel pipe positioning assemblies (21) are symmetrically arranged at the left and right ends of the base (1); the steel pipe positioning assembly (21) and the steel pipe abutting assembly (22) are connected with the base (1), the steel pipe positioning assembly (21) is connected with the steel pipe abutting assembly (22); the steel pipe positioning assembly (21) is connected with the rotating mechanism (4); the steel pipe positioning assembly (21) is used for placing and positioning stainless steel pipes; and the steel pipe abutting assembly (22) is used for abutting the stainless steel pipes into the welding position.

6. The stainless steel pipe welding apparatus having a size adjusting function according to claim 5, characterized by, The steel pipe positioning assembly (21) comprises a placing roller one (211) and a placing roller two (212), the placing roller one (211) is located at the front side of the placing roller two (212), the left and right ends of the placing roller one (211) and the placing roller two (212) are rotatably connected with the base (1), the placing roller one (211) is connected with the rotating mechanism (4), and the stainless steel pipe is placed on the upper side of the gap between the placing roller one (211) and the placing roller two (212).

7. The stainless steel pipe welding apparatus having a size adjusting function according to claim 5, wherein The steel pipe close assembly (22) comprises a push plate (221), a connecting rod (222) and a vertical moving plate (223), the push plate (221) is limitingly and slidably connected with the limiting sliding groove formed in the base (1), one end of the connecting rod (222) is hingedly connected with the lower ends of the two push plates (221), the other end of the push plate (221) is hingedly connected with the vertical moving plate (223), the left-right symmetrical shafts of the vertical moving plate (223) coincide with the left-right symmetrical shafts of the base (1), the vertical moving plate (223) is slidably connected with the base (1) in the up-down direction, the driving ends of the two air cylinders one (224) are fixedly connected with the vertical moving plate (223), and the two air cylinders one (224) are fixedly connected with the base (1).

8. The stainless steel pipe welding apparatus having a size adjusting function according to claim 7, characterized by, The left and right ends of the push plate (221) are limitingly and slidably connected with the limiting sliding groove formed in the base (1) through rollers.

9. The stainless steel pipe welding apparatus having a size adjusting function according to claim 6, wherein The rotating mechanism (4) comprises an air cylinder two (41) and a motor (42), the air cylinder two (41) is fixedly connected with the base (1), the driving end of the air cylinder two (41) is rotatably connected with the abutting roller through a connecting piece, the abutting roller abuts against the stainless steel pipe, the driving ends of the two motors (42) are fixedly connected with the two placing roller ones (211) away from each other, and the two motors (42) are fixedly connected with the base (1).

10. The stainless steel pipe welding apparatus having a size adjusting function according to claim 2, characterized by, The driving motor (311) is a servo motor.

Images