CN219684369U - Automatic circular seam welding machine - Google Patents

Abstract

The utility model relates to an automatic circular seam welder, which relates to the technical field of welding equipment and aims to improve the efficiency of welding circular seams at the connecting parts of large-volume cylindrical products; the welding device comprises a machine body and a placing mechanism for placing objects to be welded, wherein a welding device is arranged on the machine body, the welding device is arranged on the machine body, a lifting assembly and a moving assembly are further arranged on the machine body, the lifting assembly is used for adjusting the height of the welding device, the moving assembly is used for adjusting the distance from the welding device to the placing mechanism, the placing mechanism is located on one side of the machine body, and the placing mechanism comprises a rotating assembly for driving the objects to be welded to rotate. According to the utility model, the part to be welded can be aligned through the adjustment of the lifting assembly and the moving assembly, and after the adjustment is finished, the rotating assembly in the placement mechanism rotates the object to be welded, so that the welding device can continuously weld the annular part to be welded, the welding efficiency is increased, and meanwhile, the labor is saved.

Description

Automatic circular seam welding machine

Technical Field

The utility model relates to the technical field of welding equipment, in particular to an automatic girth welding machine.

Background

With the continuous development of social economy and the increasing level of science and technology, the manufacturing industry is also developing vigorously, and a welding gun is used as the most common welding equipment in the manufacturing industry and plays an important role in the manufacture and processing of metal products.

There is a welder among the prior art, and it includes the welder body, is provided with the nozzle on the welder body, and the nozzle is located the one end of welder body and fixed mounting on the welder body. The bottom of the welding gun body is also provided with a handle, the top end of the handle and the bottom of the welding gun body are integrally formed, and the handle is also provided with a welding gun switch. The welding gun is characterized in that an input mechanism is further arranged on one end, far away from the nozzle, of the welding gun body, welding wires are arranged in the input mechanism, and one end of each welding wire can extend into the nozzle through the welding gun body. When the welding machine is used, a worker installs a workpiece to be welded, picks up the welding gun, grips the grip on the post welding gun, aligns the nozzle at a position to be welded, turns on the welding gun switch, and starts welding.

In view of the above-mentioned related art, the inventors have found that when it is required to weld an annular joint at a connection portion between large-volume cylindrical products such as large-diameter steel pipe-like products or cylindrical tank-like products, the welding gun is required to be held by a worker to continuously weld the annular joint by frequently moving the welding gun itself, thereby causing the worker to repeatedly align the welding gun to a welding position at the time of welding, which greatly affects the welding speed and further causes a reduction in welding efficiency.

Disclosure of Invention

In order to improve the efficiency of welding annular joints at the connecting parts of large-volume cylindrical products, the utility model provides an automatic circular seam welding machine.

The utility model provides an automatic circular seam welding machine, which adopts the following technical scheme:

the utility model provides an automatic welding machine of girth, includes the organism and is used for installing the installation mechanism of waiting to weld the thing, be provided with welding set on the organism, welding set install in on the organism, still be provided with lifting unit and removal subassembly on the organism, lifting unit is used for adjusting welding set's height, removal subassembly is used for adjusting welding set to the distance of installation mechanism, installation mechanism is located one side of organism, installation mechanism is including being used for driving waiting to weld thing pivoted rotating assembly.

By adopting the technical scheme, when the annular joint on the connecting part between large-volume cylindrical products is required to be welded, two objects to be welded are vertically stacked on the placement mechanism along the axis of the two objects to be welded and fixed, and then the height and the horizontal position of the welding device on the machine body are adjusted through the lifting assembly and the moving assembly, so that the nozzle on the welding device is aligned with the annular joint between the two objects to be welded, after the alignment is complete, the rotating assembly is started, and drives the objects to be welded to rotate, and the welding device starts and continuously welds at the moment; setting up lifting unit, remove subassembly and placement machine for welding set can aim at the position of waiting to weld through lifting unit and removal subassembly's regulation, and after the regulation was accomplished, rotation subassembly in the placement machine rotated the thing of waiting to weld, thereby made welding set to weld the annular position of waiting to weld continuously, increased welded efficiency, still saved the manpower simultaneously.

Preferably, the moving assembly comprises a sliding frame, a sliding sleeve and a driving piece, wherein the lifting assembly is used for driving the sliding frame to lift, the sliding frame is in sliding connection with the sliding sleeve, the driving piece is used for driving the sliding sleeve to slide along the length direction of the sliding sleeve, and the welding device is installed at one end of the sliding frame along the length direction of the sliding sleeve.

Through adopting above-mentioned technical scheme, when welding set needs to be close to the thing that waits to weld to need to mediate self horizontal position, when waiting to weld the thing, the driving piece drives the cover that slides along self length direction and slides, thereby drives welding set and removes, realizes waiting to weld the being close to of the welding position on the thing that waits to weld.

Preferably, the lifting assembly comprises a lifting motor, a lifting threaded rod and a sliding block, the lifting motor is mounted on the machine body, the lifting threaded rod is vertically arranged and is connected with the machine body in a rotating mode, one end of the lifting threaded rod penetrates through the top wall of the sliding block and is in threaded connection with the sliding block, the sliding block is in sliding connection with the machine body, the lifting motor drives the sliding block to slide through driving of rotation of the lifting threaded rod, and the sliding frame is mounted on the sliding block.

Through adopting above-mentioned technical scheme, when the height of welding set needs to be adjusted, the elevator motor output shaft takes place to rotate to drive the rotation of lift threaded rod, the sliding block with lift threaded rod threaded connection drives the frame that slides this moment, takes place to slide along the axis direction of lift threaded rod together, and then realizes welding set altitude mixture control.

Preferably, the rotating assembly comprises a rotating motor and a mounting disc, the rotating motor is located on one side of the machine body along the length direction of the sliding sleeve, an output shaft of the rotating motor is vertically arranged and connected with the bottom wall of the mounting disc, and a to-be-welded object is located on the mounting disc.

Through adopting above-mentioned technical scheme, when needing to wait to weld the thing, will wait to weld earlier and install on the mounting disc, drive rotation motor again, rotation motor's output shaft drives the mounting disc and takes place to rotate to make wait to weld the thing and take place to rotate, welding set begins the work this moment, wait to weld the part that needs welded between the thing.

Preferably, the mounting mechanism further comprises a clamping assembly, wherein the clamping assembly is mounted on the mounting plate and used for clamping objects to be welded on the mounting plate.

Through adopting above-mentioned technical scheme, to the setting of clamping assembly for place in the waiting of clamping assembly top weld the thing and can be by effectual clamp, thereby effectively reduced because waiting to weld the thing and be connected unstable and lead to waiting to weld the thing and take place to remove or collision's probability, and then effectively reduced because waiting to weld the thing and take place to remove and lead to the welding position to take place the skew and even the probability that the welding failure phenomenon appears.

Preferably, a positioning rod is further arranged on the top end of the mounting plate, and the bottom end of the positioning rod is connected with the mounting plate.

Through adopting above-mentioned technical scheme, setting up the locating lever, can play the positioning action to the placing of treating the welding thing, still reduced simultaneously because treat the welding thing and rotate thereby lead to treating the welding thing and break away from clamping assembly's probability.

Preferably, the upper part of the positioning rod is further provided with a fixed disc, a telescopic piece and a fixed frame, the fixed disc is in sliding connection with the positioning rod, the fixed frame is in rotary connection with the fixed disc, and the telescopic piece is used for driving the fixed frame to rotate so as to prop against the inner wall of the piece to be welded.

By adopting the technical scheme, when two objects to be welded are stacked, the height of the fixing disc is adjusted firstly, and then the fixing frame is unfolded by controlling the telescopic piece, so that the fixing frame is propped against the inner wall of the object to be welded, and the object to be welded positioned above is fixed; the setting to fixed subassembly for the waiting welding thing that is located the top can be effectively fixed, thereby has reduced waiting welding thing that is located the top and has taken place to rock even the probability that drops when rotating, and then has effectively reduced because waiting welding thing of top rocks and takes place the unstable probability that even welding failure phenomenon appears.

Preferably, the telescopic member comprises a rotary air cylinder, a cylinder body of the rotary air cylinder is rotationally connected to the side wall of the fixed disc, and a piston rod of the rotary air cylinder is rotationally connected with the fixed frame.

Through adopting above-mentioned technical scheme, when needs are fixed the waiting weld thing that is located the top, the piston rod of rotation cylinder takes place the displacement, drives the mount and takes place to rotate to realize the expansion of mount, and then realize waiting weld the fixed of thing to be located the top.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the lifting assembly, the moving assembly and the placing mechanism are arranged, so that the welding device can align the part to be welded through adjustment of the lifting assembly and the moving assembly, and after the adjustment is finished, the rotating assembly in the placing mechanism rotates the object to be welded, so that the welding device can continuously weld the annular part to be welded, the welding efficiency is improved, and meanwhile, the labor is saved;

2. the clamping assembly is arranged, so that an object to be welded placed at the top of the clamping assembly can be effectively clamped, and further the occurrence probability of deviation of a welding part and even welding failure caused by movement of the object to be welded is effectively reduced;

3. the fixing component is arranged, so that the object to be welded located above can be effectively fixed by being abutted against by the fixing frame, and the probability of unstable welding or even welding failure due to shaking of the object to be welded above is effectively reduced.

Drawings

FIG. 1 is a schematic diagram of an overall automatic girth welding machine for embodying the present utility model in example 1.

Fig. 2 is a schematic diagram of a structure for embodying a mobile component in embodiment 1 of the present utility model.

Fig. 3 is a schematic view of a structure for embodying a rotating assembly in embodiment 1 of the present utility model.

Fig. 4 is a schematic view of the structure for embodying the fixing member in embodiment 2 of the present utility model.

Reference numerals illustrate: 1. a body; 2. an adjusting mechanism; 21. a lifting assembly; 211. a lifting motor; 212. lifting the threaded rod; 213. a sliding block; 22. a moving assembly; 221. a sliding frame; 222. a slip sleeve; 223. a driving member; 2231. a driving motor; 2232. driving a screw rod; 2233. a driving block; 3. a welding device; 4. a mounting mechanism; 41. a rotating assembly; 411. a rotating motor; 412. a mounting plate; 42. a positioning rod; 421. a fixing hole; 43. a clamping assembly; 44. a fixing assembly; 441. a fixed plate; 442. a fixing frame; 443. a telescoping member; 4431. a rotary cylinder; 444. a fixing screw; 5. and (5) the pipe is to be welded.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

Example 1:

the embodiment 1 of the utility model discloses an automatic circular seam welder. Referring to fig. 1 and 2, the automatic girth welding machine comprises a machine body 1, the machine body 1 is placed on the ground, an adjusting mechanism 2 is arranged on the machine body 1, the adjusting mechanism 2 comprises a lifting assembly 21 and a moving assembly 22, the lifting assembly 21 comprises a lifting motor 211, a lifting threaded rod 212 and a sliding block 213, the machine body of the lifting motor 211 is installed at the top end of the machine body 1, an output shaft of the lifting motor 211 is placed downwards vertically, an output shaft of the lifting motor 211 extends into the machine body 1, one end of the output shaft of the lifting motor 211 is fixedly connected with one end of the lifting threaded rod 212, the lifting threaded rod 212 is located in the machine body 1, and two ends of the lifting threaded rod 212 are rotatably connected with the machine body 1 through bearings. One end of the lifting threaded rod 212 penetrates through the top wall of the sliding block 213 and is in threaded connection with the sliding block 213, the sliding block 213 is in sliding connection with the machine body 1, and one end of the sliding block 213 extends out of the machine body 1.

Referring to fig. 1 and 2, the moving assembly 22 includes a sliding frame 221, a sliding sleeve 222 and a driving member 223, the side wall of the sliding frame 221 is fixedly connected with the sliding block 213 by welding, and the sliding frame 221 is horizontally placed. The sliding sleeve 222 is sleeved on the sliding frame 221 and can slide along the length direction of the sliding frame 221, and the length of the sliding sleeve 222 is greater than that of the sliding frame 221. The end of the sliding frame 221 near the mounting mechanism 4 is provided with a welding device 3. The driving piece 223 comprises a driving motor 2231, a driving screw rod 2232 and a driving block 2233, wherein the driving motor 2231 is installed at one end of the sliding frame 221, an output shaft of the driving motor 2231 is arranged along the length direction of the sliding frame 221, one end of the driving screw rod 2232 is fixedly connected with one end of the output shaft of the driving motor 2231, the driving screw rod 2232 is positioned in the sliding frame 221, two ends of the driving screw rod 2232 are rotatably connected with the sliding frame 221 through bearings, one end of the driving screw rod 2232 penetrates through the driving block 2233 and is in threaded connection with the driving block 2233, and one end of the driving block 2233 extends out of the sliding frame 221 and is fixedly connected with the sliding sleeve 222.

Referring to fig. 1 and 3, the automatic girth welding machine further comprises a mounting mechanism 4 located on one side of the machine body 1, which is close to the welding device 3, along the length direction of the sliding sleeve 222, the mounting mechanism 4 comprises a rotating assembly 41, a positioning rod 42 and a clamping assembly 43, the rotating assembly 41 comprises a rotating motor 411 and a mounting disc 412, the rotating motor 411 is mounted in the ground, an output shaft of the rotating motor 411 is vertically arranged upwards, an output shaft of the rotating motor 411 is fixedly connected with a bottom wall of the mounting disc 412, and the bottom end of the positioning rod 42 is fixedly connected with the center of the top end of the mounting disc 412 and vertically arranged. Preferably, the clamping assembly 43 is a three-jaw chuck, the clamping assembly 43 being fixedly mounted on the top wall of the mounting plate 412, the top end of the positioning rod 42 passing through the top wall of the clamping assembly 43.

The implementation principle of the automatic girth welding machine of the embodiment 1 of the utility model is as follows: when in use, the two pipes to be welded 5 are sleeved outside the positioning rod 42 and stacked on the top wall of the clamping component 43, and the clamping component 43 clamps and fixes the bottom end of the pipe to be welded 5 below. After the fixing is completed, the lifting motor 211 drives the driving threaded rod to rotate, so that the sliding block 213 is driven to slide along the vertical direction, and the height of the welding device 3 is adjusted. After the adjustment is completed, the driving motor 2231 drives the driving screw rod 2232 to rotate, so that the sliding sleeve 222 slides relative to the sliding frame 221, and the welding device 3 approaches to the joint between the two pipes 5 to be welded. When the approach is complete, the welding device 3 starts to weld the junction between the two pipes 5 to be welded.

Example 2:

embodiment 2 of the present utility model differs from embodiment 1 in that: referring to fig. 4, a fixing component 44 is further disposed on the upper portion of the positioning rod 42, the fixing component 44 includes a fixing disc 441, fixing frames 442 and a telescopic member 443, the fixing disc 441 is slidably connected with the positioning rod 42, three fixing screws 444 are further disposed on the side wall of the fixing disc 441, each fixing screw 444 is located between two adjacent fixing frames 442, each fixing screw 444 can be inserted through the side wall of the fixing disc 441, each fixing screw 444 can be in threaded connection with the positioning rod 42, and a plurality of fixing holes 421 for connecting the fixing screws 444 are formed in the positioning rod 42 along the axis direction of the positioning rod.

Referring to fig. 4, the expansion member 443 preferably includes a rotary cylinder 4431, and the rotary cylinder 4431 has a control device therein for controlling the expansion length of the piston rod, and how to control the length of the piston rod of the rotary cylinder 4431 is not described in detail herein. The number of the rotating cylinders 4431 and the number of the fixing frames 442 are three, and the rotating cylinders 4431 and the fixing frames 442 are arranged at equal angles along the circumference of the axial direction of the fixed disk 441 in a one-to-one correspondence manner. One end of each fixed frame 442 is rotatably connected with the fixed disk 441 through a pin shaft, the cylinder body of each rotary air cylinder 4431 is rotatably connected with the fixed disk 441 through a pin shaft, and the piston rod of each rotary air cylinder 4431 is rotatably connected with the corresponding fixed frame 442 through a pin shaft. The positioning rod 42 is also sleeved with two pipes 5 to be welded, the two pipes 5 to be welded are stacked in the vertical direction, and the pipes 5 to be welded below are placed on the top wall of the clamping assembly 43.

The embodiment 2 of the utility model provides an implementation principle of an automatic girth welding machine, which comprises the following steps: when the pipe 5 to be welded is required to be installed, the bottom end of the pipe 5 to be welded positioned below is firstly placed on the clamping assembly 43, and is clamped by the clamping assembly 43. The upper tube 5 to be welded is stacked on top of the lower tube 5 to be welded. When the welding device is placed completely, the rotating cylinder 4431 is opened again, the piston rod of the rotating cylinder 4431 pushes the fixing frame 442 to rotate, one end, away from the fixing disc 441, of the fixing frame 442 gradually abuts against the inner wall of the upper pipe 5 to be welded, so that the upper pipe 5 to be welded is fixed, and the probability that the upper pipe 5 to be welded moves when rotating is reduced.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. An automatic girth welding machine which is characterized in that: including organism (1) and be used for installing the installation mechanism (4) of waiting to weld the thing, be provided with welding set (3) on organism (1), welding set (3) install in on organism (1), still be provided with lifting unit (21) and remove subassembly (22) on organism (1), lifting unit (21) are used for adjusting the height of welding set (3), remove subassembly (22) are used for adjusting welding set (3) to the distance of installation mechanism (4), installation mechanism (4) are located one side of organism (1), installation mechanism (4) are including being used for driving waiting to weld thing pivoted rotating assembly (41).

2. The automatic girth welding machine of claim 1, wherein: the movable assembly (22) comprises a sliding frame (221), a sliding sleeve (222) and a driving piece (223), wherein the lifting assembly (21) is used for driving the sliding frame (221) to lift, the sliding frame (221) is in sliding connection with the sliding sleeve (222), the driving piece (223) is used for driving the sliding sleeve (222) to slide along the length direction of the sliding sleeve, and the welding device (3) is installed at one end of the sliding frame (221) along the length direction of the welding device.

3. The automatic girth welding machine of claim 2, wherein: lifting assembly (21) include elevator motor (211), lift threaded rod (212) and slider (213), elevator motor (211) install in on organism (1), lift threaded rod (212) vertical setting and with organism (1) rotate and connect, the one end of lift threaded rod (212) pass the roof of slider (213) and with slider (213) threaded connection, slider (213) with organism (1) sliding connection, elevator motor (211) are through the drive elevator threaded rod (212) rotate and drive slider (213) slides, slider (221) install in on slider (213).

4. The automatic girth welding machine of claim 2, wherein: the rotating assembly (41) comprises a rotating motor (411) and a mounting disc (412), the rotating motor (411) is located on one side of the machine body (1) along the length direction of the sliding sleeve (222), an output shaft of the rotating motor (411) is vertically arranged and connected with the bottom wall of the mounting disc (412), and a to-be-welded object is located on the mounting disc (412).

5. An automatic girth welding machine as claimed in claim 4, wherein: the mounting mechanism (4) further comprises a clamping assembly (43), the clamping assembly (43) is mounted on the mounting plate (412), and the clamping assembly (43) is used for clamping objects to be welded on the mounting plate (412).

6. An automatic girth welding machine as claimed in claim 5, wherein: and the mounting plate (412) is also provided with a positioning rod (42), and the bottom end of the positioning rod (42) is connected with the mounting plate (412).

7. The automatic girth welding machine of claim 6, wherein: the positioning rod (42) is further provided with a fixed disc (441), a telescopic piece (443) and a fixed frame (442), the fixed disc (441) is in sliding connection with the positioning rod (42), the fixed frame (442) is in rotary connection with the fixed disc (441), and the telescopic piece (443) is used for driving the fixed frame (442) to rotate so as to prop against the inner wall of the piece to be welded.

8. The automatic girth welding machine of claim 7, wherein: the telescopic piece (443) comprises a rotating air cylinder (4431), the cylinder body of the rotating air cylinder (4431) is rotationally connected to the side wall of the fixed disc (441), and the piston rod of the rotating air cylinder (4431) is rotationally connected with the fixed frame (442).