CN111958165A

CN111958165A - Rotary uninterrupted pipe support welding equipment

Info

Publication number: CN111958165A
Application number: CN202010859013.XA
Authority: CN
Inventors: 王大成
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2020-11-20

Abstract

The invention relates to the field of automatic welding equipment, in particular to rotary uninterrupted pipe frame welding equipment, which comprises a workbench, a rotary material table, a translation mechanism and a welding assembly, wherein the rotary material table is arranged on the workbench and comprises a rotary base and two groups of clamp assemblies symmetrically arranged on the rotary base, each group of clamp assemblies comprises an angle rotary table mechanism and a clamping mechanism arranged on the angle rotary table, and the welding assembly comprises a bidirectional moving mechanism, two welding guns arranged on the bidirectional moving mechanism and two rotary locking mechanisms used for adjusting the rotation angle of the welding guns. The labor cost is saved, and meanwhile, the automatic welding efficiency is effectively improved.

Description

Rotary uninterrupted pipe support welding equipment

Technical Field

The invention relates to the field of automatic welding equipment, in particular to rotary uninterrupted pipe frame welding equipment.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or high pressure. The energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others. In addition to use in a factory, welding can be performed in a variety of environments, such as the field, underwater, and space. Wherever welding can be dangerous for the operator, appropriate precautions must be taken while welding is being performed. The possible injuries to human body caused by welding include burn, electric shock, visual impairment, toxic gas inhalation, over-irradiation of ultraviolet rays, etc.

With the development of digitization, automation, computers, mechanical design technologies and high importance on welding quality, automatic welding has developed into an advanced manufacturing technology, automatic welding equipment plays an increasingly important role in various industrial applications, and the application range is rapidly expanding. In modern industrial production, mechanization and automation of the welding production process is a necessary trend for the modernization of the welding mechanism manufacturing industry.

In nonstandard production, the degree of automation of the operation of welding pipe racks at two ends of a straight pipe is not high, many workshops are welded manually, and time-sharing labor-consuming efficiency is not high.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a rotatory uninterrupted pipe support welding equipment, and this technical scheme has solved the problem that the degree of automation of straight tube tip welding pipe support is low.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:

the utility model provides a rotatory uninterrupted pipe support welding equipment, include the workstation and set up the rotatory material platform on the workstation, translation mechanism and welding subassembly, welding subassembly links to each other with translation mechanism's output, rotatory material platform includes that rotating base and symmetry set up two sets of anchor clamps subassemblies on rotating base, every anchor clamps subassembly of group all includes angle revolving stage mechanism and sets up the clamping mechanism on the angle revolving stage, welding subassembly includes two-way moving mechanism, two sets up welder and two rotational locking mechanism that are used for adjusting welder rotation angle on two-way moving mechanism.

Preferably, angle revolving stage mechanism includes first base, first step motor, U type brace table and two first supporting seats, U type brace table is the top of horizontal setting and first base, two first supporting seats are fixed and the symmetry sets up in the both ends top of first base, the top of every first supporting seat is all fixed and is provided with a bearing frame, U type brace table's both ends are fixed respectively and are provided with a horizontally pivot, two pivots are connected with two bearing frames respectively, first step motor is fixed to be set up on first base, first synchronizing wheel of fixedly connected with on first step motor's the output shaft, be close to fixed second synchronizing wheel that is provided with in a pivot of first step motor, be connected through the hold-in range between first synchronizing wheel and the second synchronizing wheel, the anchor clamps subassembly sets up on U type brace table.

Preferably, the clamp assembly comprises a rod body pressing mechanism, a rod end positioning mechanism and two weldment fixing mechanisms, the rod end positioning mechanism comprises two second supporting seats and a first air cylinder, the two second supporting seats are respectively and fixedly arranged at two ends of the inner side of the U-shaped supporting table, one opposite side of the two second supporting seats is provided with a groove for accommodating the pipe support, the top of each second supporting seat is provided with an accommodating groove for erecting the end part of the straight pipe, the first air cylinder is fixedly arranged at the outer side of the upper half part of one of the second supporting seats in a horizontal state through a first air cylinder support, and the output shaft of the first cylinder is fixedly connected with a positioning plug which is used for penetrating through the second supporting seat and positioning the end part of the straight pipe, the rod body pressing mechanism is fixedly arranged at the middle part of the U-shaped supporting table, and the two weldment fixing mechanisms are fixedly arranged at two sides of the rod body pressing mechanism.

Preferably, every weldment fixed establishment all includes the third supporting seat, second cylinder and locating lever, the third supporting seat is fixed to be set up in the inboard of U type brace table, and be located between second supporting seat and the pole body hold-down mechanism, the second cylinder is the fixed one side that is close to pole body hold-down mechanism in the lower half of third supporting seat of horizontality through second cylinder support, the locating lever is the output shaft fixed connection of horizontality and second cylinder and is used for passing the third supporting seat and insert the second supporting seat lower half, the top of every third supporting seat all is equipped with the V type groove that is used for supplying the straight tube to erect.

Preferably, pole body hold-down mechanism includes the third cylinder, the fourth supporting seat, the articulated seat of T type, H type connecting rod, stick up pole and pressure claw, the fixed middle part that sets up in U type supporting bench of fourth supporting seat, the third cylinder is the fixed outside that sets up in the fourth supporting seat of vertical form and the output upwards sets up, the fixed connecting plate that is used for supplying the third cylinder to connect that is provided with in top of fourth supporting seat, the articulated seat of T type is fixed to be set up in the one end of keeping away from the third cylinder in the top of connecting plate, the lower extreme of H type connecting rod is articulated with the articulated seat of T type, the upper end of H type connecting rod and the middle part coupling of stick up the pole, the one end of stick up the pole is articulated with the output shaft of third cylinder, the pressure claw is fixed to.

Preferably, the rotary locking mechanism comprises a T-shaped base, a rotating arm and a locking pin, a hinge lug is fixedly arranged at one end of the T-shaped base, a hinge shaft is fixedly arranged on the hinge lug, the rotating arm is attached to the hinge lug and one end of the rotating arm is connected with the hinge shaft, a circle of pin hole is formed in one end, connected with the T-shaped base, of the rotating arm, a round hole for the locking pin to pass through is formed in the side, located on the hinge shaft, of the hinge lug, the locking pin passes through the round hole and is inserted into the one pin hole, and the welding gun is fixedly arranged at the.

Preferably, the bidirectional moving mechanism comprises two first slide rails, two strip-shaped sliding tables, two first lead screws and two second stepping motors, the two first slide rails are arranged on the translation mechanism in a horizontal and mutually parallel mode, the two first lead screws are arranged between the two first slide rails in a horizontal and mutually parallel mode, two ends of each first lead screw are arranged on the translation mechanism through first shaft seats, the first lead screws are parallel to the first slide rails, the two second stepping motors are fixedly arranged at two ends of the top of the translation mechanism respectively, output shafts of the two second stepping motors are fixedly connected with one ends of the two first lead screws respectively, the two strip-shaped sliding tables are parallel to each other, the bottom of each strip-shaped sliding table is connected with the two first slide rails respectively in a sliding mode, and a support column used for installing a rotary locking mechanism is arranged at the top of each strip-shaped sliding table.

Preferably, the translation mechanism includes the second base, the third step motor, the slip table, second lead screw and two second slide rails, two second slide rails all are the level and the fixed top that sets up in the second base of interval state, the both ends of second lead screw all set up on the second base through the second shaft base is fixed, the third step motor is fixed to be set up on the second base and the one end fixed connection of its output shaft and second lead screw, the slip table sliding rack is located on two second slide rails, the two-way moving mechanism sets up on the slip table.

Compared with the prior art, the invention has the beneficial effects that: according to the automatic welding device, the feeding is carried out manually, the machine carries out rotary feeding, the angle and the direction of the welding gun are adjusted through the rotary locking mechanism, and then the welding gun is driven to move to the part to be welded through the moving mechanism to carry out automatic welding.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of a rotary material table according to the present invention.

Fig. 3 is a schematic perspective view of a rotary material table according to the present invention.

Fig. 4 is a perspective view of the clamp assembly of the present invention.

FIG. 5 is a partially exploded view of the clamp assembly of the present invention.

FIG. 6 is a plan cross-sectional view of the clamp assembly of the present invention.

Fig. 7 is an enlarged view of the structure at a in fig. 4 according to the present invention.

FIG. 8 is a perspective view of a translation and weld stack assembly according to the present invention.

Fig. 9 is an exploded perspective view of the rotational lock mechanism of the present invention.

Description of the drawings: 1-rotating the base; 2-a clamp assembly; 3-a bidirectional moving mechanism; 4-a welding gun; 5-a first base; 6-a first stepper motor; 7-U-shaped supporting platform; 8-a first support; 9-bearing seats; 10-a rotating shaft; 11-a first synchronizing wheel; 12-a second synchronizing wheel; 13-synchronous belt; 14-a second support seat; 15-a first cylinder; a 16-shaped groove; 17-accommodating grooves; 18-a first cylinder mount; 19-a locating plug; 20-a third support seat; 21-a second cylinder; 22-a positioning rod; 23-a second cylinder holder; 24-V type groove; 25-a third cylinder; 26-a fourth support seat; 27-T type hinged seat; 28-H type connecting rod; 29-raising the rod; 30-pressing claws; 31-a connecting plate; a 32-T shaped base; 33-a rotating arm; 34-a locking pin; 35-hinge ears; 36-a hinged axis; 37-pin holes; 38-round hole; 39-a first slide rail; 40-bar slides; 41-a first screw rod; 42-a second stepper motor; 43-a first shaft seat; 44-support columns; 45-a second base; 46-a third stepper motor; 47-a slide table; 48-a second screw rod; 49-a second slide rail; 50-a second shaft mount; 51-straight pipe; 52-pipe rack.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1 to fig. 9, a rotatory uninterrupted pipe support welding equipment that shows, including the workstation with set up the rotatory material platform on the workstation, translation mechanism and welding assembly, welding assembly links to each other with translation mechanism's output, rotatory material platform includes rotating base 1 and two sets of anchor clamps subassemblies 2 that the symmetry set up on rotating base 1, every anchor clamps subassembly of group 2 all includes angle rotating platform mechanism and sets up the clamping mechanism on the angle rotating platform, welding assembly includes two-way moving mechanism 3, two sets up welder 4 and two rotational locking mechanism that are used for adjusting welder 4 rotation angle on two-way moving mechanism 3. Arrange straight tube 51 and pipe support 52 in a anchor clamps subassembly 2 through the manual work on, rotatory material platform drives two sets of anchor clamps subassemblies 2 and rotates after that, makes the anchor clamps subassembly 2 that are equipped with straight tube 51 and pipe support 52 rotate to the one side that is close to welder 4, and empty anchor clamps subassembly 2 this moment rotates to artifical department, carries out the material loading through the manual work to this empty anchor clamps subassembly 2. Two welding guns 4 on the translation mechanism driving the bidirectional moving mechanism 3 move to the position of the fixture assembly 2, the angle of the welding guns 4 is adjusted through the rotary locking mechanism, when the welding guns 4 move to the position of the fixture assembly 2, the welding guns 4 are just positioned at the connecting positions of the straight pipes 51 and the pipe frames 52 for welding, the straight pipes 51 and the two pipe frames 52 on the clamping mechanism are integrally rotated through the angle rotating table mechanism in the welding process, and the welding guns 4 can weld the pipe frames 52 and the straight pipes 51 for a circle until the operation is completed. The two welding guns 4 are driven by the bidirectional moving mechanism 3 to move transversely, so that the positions of the welding guns 4 are adjusted to weld the joint of the pipe frame 52 and the straight pipe 51.

The angle rotating platform mechanism comprises a first base 5 and a first stepping motor 6, u type brace table 7 and two first supporting seat 8, U type brace table 7 is the top of horizontal setting and first base 5, two first supporting seat 8 are fixed and the symmetry sets up in the both ends top of first base 5, every first supporting seat 8's top is all fixed and is provided with a bearing frame 9, U type brace table 7's both ends are fixed respectively and are provided with a horizontally pivot 10, two pivots 10 are connected with two bearing frames 9 respectively, first step motor 6 is fixed to be set up on first base 5, first synchronizing wheel 11 of fixedly connected with on first step motor 6's the output shaft, be close to fixed second synchronizing wheel 12 that is provided with on a pivot 10 of first step motor 6, be connected through hold-in range 13 between first synchronizing wheel 11 and the second synchronizing wheel 12, anchor clamps subassembly 2 sets up on U type brace table 7. Straight tube 51 and two pipe supports 52 are put back on anchor clamps subassembly 2, welder 4 carries out the welded in-process to it, it rotates to drive first synchronizing wheel 11 through first step motor 6, first synchronizing wheel 11 drives second synchronizing wheel 12 through hold-in range 13 and rotates, thereby second synchronizing wheel 12 drives pivot 10 rotation, and then make U type brace table 7 with pivot 10 fixed connection rotate, thereby it rotates to drive anchor clamps subassembly 2 on the U type brace table 7, and then the angle between adjustment straight tube 51 and two pipe supports 52 so that welder 4 welds the junction of three. The bearing housing 9 is used to ensure smooth rotation of the rotating shaft 10.

The clamp assembly 2 comprises a rod body pressing mechanism, a rod end positioning mechanism and two weldment fixing mechanisms, wherein the rod end positioning mechanism comprises two second supporting seats 14 and a first air cylinder 15, the two second supporting seats 14 are respectively and fixedly arranged at two ends of the inner side of the U-shaped supporting platform 7, one opposite sides of the two second supporting seats 14 are respectively provided with a groove 16 for accommodating the pipe frame 52, the top of each second supporting seat 14 is provided with an accommodating groove 17 for erecting the end part of the straight pipe 51, the first air cylinder 15 is fixedly arranged at the outer side of the upper half part of one second supporting seat 14 in a horizontal state through a first air cylinder 15 support, and the output shaft of the first cylinder 15 is fixedly connected with a positioning plug 19 which is used for passing through the second supporting seat 14 and positioning the end part of the straight pipe 51, the rod body pressing mechanism is fixedly arranged in the middle of the U-shaped supporting platform 7, and the two weldment fixing mechanisms are fixedly arranged on two sides of the rod body pressing mechanism. Firstly, the two pipe frames 52 are respectively sleeved at two ends of the straight pipe 51, then the pipe frames 52 are placed in the shape grooves 16 on the two second supporting seats 14, the end parts of the straight pipe 51 are erected in the containing grooves 17 at the tops of the two second supporting seats 14, and then the first air cylinder 15 drives the positioning plugs 19 to extend forwards until one end of the straight pipe 51 is inserted to complete the positioning and fixing in the axial direction.

Every weldment fixed establishment all includes third supporting seat 20, second cylinder 21 and locating lever 22, third supporting seat 20 is fixed to be set up in the inboard of U type brace table 7, and be located between second supporting seat 14 and the pole body hold-down mechanism, second cylinder 21 is the fixed one side that is close to pole body hold-down mechanism in the lower half that sets up in third supporting seat 20 of horizontality through second cylinder 21 support, locating lever 22 is the output shaft fixed connection of horizontality and second cylinder 21 and is used for passing third supporting seat 20 and insert the 14 lower halves of second supporting seat, the top of every third supporting seat 20 all is equipped with the V type groove 24 that is used for supplying the straight tube 51 middle part to erect. The middle part of the straight pipe 51 is erected in the V-shaped grooves 24 at the tops of the two third supporting seats 20, and the V-shaped grooves 24 can prevent the middle part of the straight pipe 51 from being displaced when being erected in the middle part. When the pipe frame 52 is disposed in the groove 16 on the side of the second support seat 14, the second cylinder 21 drives the positioning rod 22 to extend out, so that the positioning rod 22 extends into the lower end of the pipe frame 52, and the pipe frame 52 is abutted against the corresponding second support seat 14. The third support 20 supports on the one hand the middle of the straight tube 51 and on the other hand is used for the mounting of the third support 20.

The pole body hold-down mechanism includes third cylinder 25, fourth supporting seat 26, the articulated seat of T type 27, H type connecting rod 28, stick up pole 29 and pressure claw 30, fourth supporting seat 26 is fixed to be set up in the middle part of U type supporting bench 7, third cylinder 25 is vertical form fixed to be set up in the outside of fourth supporting seat 26 and the output upwards sets up, the fixed connecting plate 31 that is used for supplying third cylinder 25 to connect that is provided with in top of fourth supporting seat 26, the articulated seat of T type 27 is fixed to be set up in the one end that third cylinder 25 was kept away from at the top of connecting plate 31, the lower extreme of H type connecting rod 28 is articulated with the articulated seat of T type 27, the upper end of H type connecting rod 28 and the middle part coupling of stick up pole 29, the one end of stick up pole 29 is articulated with the output shaft of third cylinder 25, pressure claw 30 is fixed to be set up. After the middle part of the straight pipe 51 is erected on the two third supporting seats 20, the output shaft of the third cylinder 25 extends upwards, so that one end of the tilting rod 29 is jacked upwards, and the middle part of the tilting rod 29 is connected with the fourth supporting seat 26 through the H-shaped connecting rod 28, so that along with the upward jacking of one end of the tilting rod 29, the other end can take the pressing claw 30 to descend, so that the middle part of the straight pipe 51 is firmly pressed in the V-shaped grooves 24 at the tops of the two third supporting seats 20.

The rotary locking mechanism comprises a T-shaped base 32, a rotating arm 33 and a locking pin 34, one end of the T-shaped base 32 is fixedly provided with a hinge lug 35, the hinge lug 35 is fixedly provided with a hinge shaft 36, the rotating arm 33 is attached to the hinge lug 35, one end of the rotating arm 33 is connected with the hinge shaft 36, one end of the rotating arm 33 connected with the T-shaped base 32 is provided with a circle of pin hole 37, the hinge lug 35 is provided with a round hole 38 located on the side of the hinge shaft 36 and used for the locking pin 34 to pass through, the locking pin 34 passes through the round hole 38 and is inserted into one of the pin holes 37, and the welding gun 4 is fixedly arranged at the free end. The angle of the welding gun 4 is adjusted in advance, the angle of the welding gun 4 is preset by rotating the rotating arm 33, and after the angle adjustment is completed, the locking pin 34 passes through the round hole 38 and is inserted into the corresponding pin hole 37 to complete the angle locking.

The bidirectional moving mechanism 3 comprises two first sliding rails 39, two strip-shaped sliding tables 4740, two first screw rods 41 and two second stepping motors 42, the two first sliding rails 39 are horizontally arranged on the translation mechanism in parallel, the two first screw rods 41 are horizontally arranged between the two first sliding rails 39 in parallel, two ends of each first screw rod 41 are arranged on the translation mechanism through a first shaft seat 43, the first screw rods 41 are parallel to the first sliding rails 39, the two second stepping motors 42 are respectively and fixedly arranged at two ends of the top of the translation mechanism, output shafts of the two second stepping motors 42 are respectively and fixedly connected with one ends of the two first screw rods 41, the two strip-shaped sliding tables 4740 are parallel, and the bottom of each strip-shaped sliding table 4740 is respectively connected with two first sliding rails 39 in a sliding way, and the top of each strip-shaped sliding table 4740 is provided with a supporting column 44 for installing a rotation locking mechanism. Each second stepping motor 42 drives the first lead screw 41 connected with the second stepping motor to rotate, so that the first lead screw 41 drives the strip-shaped sliding table 4740 matched with the first lead screw to translate on the two first sliding rails 39, the welding gun 4 above the strip-shaped sliding table 4740 is driven to translate, and the transverse position of the welding gun 4 is adjusted in such a way, so that the welding gun 4 comes to the joint of the straight pipe 51 and the corresponding pipe frame 52 to be welded. The first shaft seat 43 is used to ensure that the first lead screw 41 can smoothly rotate.

Translation mechanism includes second base 45, third step motor 46, slip table 47, second lead screw 48 and two second slide rails 49, two second slide rails 49 all are the level and the fixed top that sets up in second base 45 of interval state, the both ends of second lead screw 48 are all fixed to be set up on second base 45 through second shaft base 50, third step motor 46 is fixed to be set up on second base 45 and its output shaft and second lead screw 48's one end fixed connection, slip table 47 is erected on two second slide rails 49, two-way moving mechanism 3 sets up on slip table 47. When the welding is completed or the rotary material table rotates, the third stepping motor 46 drives the second lead screw 48 to rotate, and the second lead screw 48 rotates to drive the sliding table 47 matched with the second lead screw to move on the second sliding rail 49, so as to drive the two welding guns 4 on the bidirectional moving mechanism 3 to be close to the fixture assembly 2, so as to weld the straight pipe 51 and the pipe frame 52. The second bearing seat 50 is used to ensure smooth rotation of the second lead screw 48.

The working principle is as follows: arrange straight tube 51 and pipe support 52 in a anchor clamps subassembly 2 through the manual work on, rotatory material platform drives two sets of anchor clamps subassemblies 2 and rotates after that, makes the anchor clamps subassembly 2 that are equipped with straight tube 51 and pipe support 52 rotate to the one side that is close to welder 4, and empty anchor clamps subassembly 2 this moment rotates to artifical department, carries out the material loading through the manual work to this empty anchor clamps subassembly 2. Firstly, the two pipe frames 52 are respectively sleeved at two ends of the straight pipe 51, then the pipe frames 52 are placed in the shape grooves 16 on the two second supporting seats 14, the end parts of the straight pipe 51 are erected in the containing grooves 17 at the tops of the two second supporting seats 14, and then the first air cylinder 15 drives the positioning plugs 19 to extend forwards until one end of the straight pipe 51 is inserted to complete the positioning and fixing in the axial direction. The middle part of the straight pipe 51 is erected in the V-shaped grooves 24 at the tops of the two third supporting seats 20, and the V-shaped grooves 24 can prevent the middle part of the straight pipe 51 from being displaced when being erected in the middle part. When the pipe frame 52 is disposed in the groove 16 on the side of the second support seat 14, the second cylinder 21 drives the positioning rod 22 to extend out, so that the positioning rod 22 extends into the lower end of the pipe frame 52, and the pipe frame 52 is abutted against the corresponding second support seat 14. The angle of the welding gun 4 is adjusted in advance, the angle of the welding gun 4 is preset by rotating the rotating arm 33, and after the angle adjustment is completed, the locking pin 34 passes through the round hole 38 and is inserted into the corresponding pin hole 37 to complete the angle locking. Each second stepping motor 42 drives the first lead screw 41 connected with the second stepping motor to rotate, so that the first lead screw 41 drives the strip-shaped sliding table 4740 matched with the first lead screw to translate on the two first sliding rails 39, the welding gun 4 above the strip-shaped sliding table 4740 is driven to translate, and the transverse position of the welding gun 4 is adjusted in such a way, so that the welding gun 4 comes to the joint of the straight pipe 51 and the corresponding pipe frame 52 to be welded. After the position of the welding gun 4 is adjusted by the bidirectional moving mechanism 3 and the rotary locking mechanism, the third stepping motor 46 drives the second lead screw 48 to rotate, and the second lead screw 48 rotates to drive the sliding table 47 matched with the second lead screw to move on the second sliding rail 49, so as to drive the two welding guns 4 on the bidirectional moving mechanism 3 to approach the fixture assembly 2, so as to weld the straight pipe 51 and the pipe frame 52.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rotatory uninterrupted pipe support welding equipment, a serial communication port, including the workstation with set up the rotatory material platform on the workstation, translation mechanism and welding subassembly, the welding subassembly links to each other with translation mechanism's output, rotatory material platform includes rotating base (1) and two sets of anchor clamps subassemblies (2) that the symmetry set up on rotating base (1), every anchor clamps subassembly of group (2) all include angle rotating platform mechanism and set up the clamping mechanism on the angle rotating platform, the welding subassembly includes two-way moving mechanism (3), two sets up welder (4) and two rotatory locking mechanical system that are used for adjusting welder (4) rotation angle on two-way moving mechanism (3).

2. The rotating uninterrupted pipe frame welding equipment according to claim 1, characterized in that the angle rotating platform mechanism comprises a first base (5), a first stepping motor (6), a U-shaped supporting platform (7) and two first supporting seats (8), the U-shaped supporting platform (7) is transversely arranged above the first base (5), the two first supporting seats (8) are fixedly and symmetrically arranged on the tops of two ends of the first base (5), the top of each first supporting seat (8) is fixedly provided with a bearing seat (9), two ends of the U-shaped supporting platform (7) are respectively and fixedly provided with a horizontal rotating shaft (10), the two rotating shafts (10) are respectively connected with the two bearing seats (9), the first stepping motor (6) is fixedly arranged on the first base (5), an output shaft of the first stepping motor (6) is fixedly connected with a first synchronizing wheel (11), a second synchronizing wheel (12) is fixedly arranged on a rotating shaft (10) close to the first stepping motor (6), the first synchronizing wheel (11) is connected with the second synchronizing wheel (12) through a synchronous belt (13), and the clamp assembly (2) is arranged on the U-shaped supporting platform (7).

3. The equipment for welding the pipe frame without interruption by rotating as claimed in claim 2, wherein the fixture assembly (2) comprises a rod body pressing mechanism, a rod end positioning mechanism and two weldment fixing mechanisms, the rod end positioning mechanism comprises two second supporting seats (14) and a first air cylinder (15), the two second supporting seats (14) are respectively and fixedly arranged at two inner ends of the U-shaped supporting platform (7), one opposite sides of the two second supporting seats (14) are respectively provided with a groove (16) for accommodating the pipe frame (52), the top of each second supporting seat (14) is provided with an accommodating groove (17) for erecting the end part of the straight pipe (51), the first air cylinder (15) is fixedly arranged at the outer side of the upper half part of one of the second supporting seats (14) in a horizontal state through a support of the first air cylinder (15), and an output shaft of the first air cylinder (15) is fixedly connected with a rod body for penetrating through the second supporting seats (14) and fixing the end part of the straight pipe (51) And the rod body pressing mechanism is fixedly arranged in the middle of the U-shaped supporting table (7), and the two weldment fixing mechanisms are fixedly arranged on two sides of the rod body pressing mechanism.

4. A rotary uninterrupted pipe rack welding device according to claim 3, characterized in that each weldment fixing mechanism comprises a third support (20), a second cylinder (21) and a positioning rod (22), the third support (20) is fixedly arranged on the inner side of the U-shaped support (7), and be located between second supporting seat (14) and the pole body hold-down mechanism, second cylinder (21) are the fixed one side that is close to pole body hold-down mechanism in the lower half that sets up in third supporting seat (20) of horizontality through second cylinder (21) support, locating lever (22) are the output shaft fixed connection of horizontality and second cylinder (21) and are used for passing third supporting seat (20) and insert second supporting seat (14) lower half, the top of every third supporting seat (20) all is equipped with V type groove (24) that are used for supplying straight tube (51) middle part to erect.

5. The equipment for welding the pipe frame uninterruptedly by rotation according to claim 4, wherein the rod body pressing mechanism comprises a third cylinder (25), a fourth supporting seat (26), a T-shaped hinged seat (27), an H-shaped connecting rod (28), a tilting rod (29) and a pressing claw (30), the fourth supporting seat (26) is fixedly arranged in the middle of the U-shaped supporting seat (7), the third cylinder (25) is fixedly arranged at the outer side of the fourth supporting seat (26) in a vertical shape, the output end of the third cylinder is upwards arranged, a connecting plate (31) for connecting the third cylinder (25) is fixedly arranged at the top of the fourth supporting seat (26), the T-shaped hinged seat (27) is fixedly arranged at one end, far away from the third cylinder (25), of the top of the connecting plate (31), the lower end of the H-shaped connecting rod (28) is hinged with the T-shaped hinged seat (27), the upper end of the H-shaped connecting rod (28) is coupled with the middle of the tilting rod (, one end of the tilting rod (29) is hinged with an output shaft of the third cylinder (25), and the pressing claw (30) is fixedly arranged at one end, far away from the third cylinder (25), of the tilting rod (29).

6. A rotary uninterrupted pipe rack welding apparatus as claimed in claim 1, wherein the rotary locking mechanism comprises a T-shaped base (32), rotating arm (33) and stop pin (34), the fixed articulated ear (35) that is provided with in one end of T type base (32), fixed articulated shaft (36) of being provided with on articulated ear (35), rotating arm (33) and articulated ear (35) laminating setting and the one end and the articulated shaft (36) of rotating arm (33) are connected, round pinhole (37) have been seted up to the one end that rotating arm (33) and T type base (32) are connected, the round hole (38) that are used for supplying to lock pin (34) to pass are seted up to the side that lies in articulated shaft (36) on articulated ear (35), stop pin (34) pass round hole (38) and insert locate in one of them pinhole (37), welder (4) are fixed to be set up in the free end of rotating arm (33).

7. A rotary uninterrupted pipe rack welding device according to claim 1, characterized in that the bidirectional moving mechanism (3) comprises two first sliding rails (39), two strip-shaped sliding tables (47) (40), two first lead screws (41) and two second stepping motors (42), the two first sliding rails (39) are horizontally arranged on the translation mechanism in parallel, the two first lead screws (41) are horizontally arranged between the two first sliding rails (39) in parallel, both ends of each first lead screw (41) are arranged on the translation mechanism through a first shaft seat (43), the first lead screws (41) are parallel to the first sliding rails (39), the two second stepping motors (42) are respectively fixedly arranged at both ends of the top of the translation mechanism, the output shafts of the two second stepping motors (42) are respectively fixedly connected with one ends of the two first lead screws (41), the two strip-shaped sliding tables (47) and (40) are parallel to each other, the bottom of each strip-shaped sliding table (47) and (40) is respectively connected with the two first sliding rails (39) in a sliding mode, and a supporting column (44) used for installing a rotation locking mechanism is arranged at the top of each strip-shaped sliding table (47) and (40).

8. The equipment for welding the pipe frame uninterruptedly rotates according to claim 1, wherein the translation mechanism comprises a second base (45), a third step motor (46), a sliding table (47), a second screw rod (48) and two second sliding rails (49), the two second sliding rails (49) are horizontally arranged at the top of the second base (45) at intervals, two ends of the second screw rod (48) are fixedly arranged on the second base (45) through a second shaft base (50), the third step motor (46) is fixedly arranged on the second base (45) and an output shaft of the third step motor is fixedly connected with one end of the second screw rod (48), the sliding table (47) is slidably arranged on the two second sliding rails (49), and the bidirectional movement mechanism (3) is arranged on the sliding table (47).