CN215658644U

CN215658644U - Screw welding system

Info

Publication number: CN215658644U
Application number: CN202122992696.9U
Authority: CN
Inventors: 姜建伟; 忻红波; 虞世君; 张永辉
Original assignee: ZHENHAI PETROCHEMICAL JIANAN ENGINEERING CO LTD
Current assignee: Zhenhai Petrochemical Construction And Installation Engineering Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-01-28
Anticipated expiration: 2031-12-01

Abstract

The utility model relates to a screw welding system, which comprises a conveying device, a welding device (4) and a feeding device (5), wherein the conveying device is used for conveying a plate (100) so that the top surface of the plate (100) faces upwards and moves along a first direction, and meanwhile, the conveying device is provided with a supporting surface used for supporting the bottom surface of the plate (100); a welding device (4) is arranged above the supporting surface, and the welding device (4) is provided with a welding gun (41) which is downward in gun head and is opposite to the top surface of the plate material (100); the feeding device (5) is used for conveying screws and is provided with an output opening with an opening facing downwards and opposite to the top surface of the plate (100), so that the screws can be output from the output opening. Compared with the prior art, the method and the device can improve the working efficiency.

Description

Screw welding system

Technical Field

The utility model belongs to the technical field of welding, and particularly relates to a screw welding system.

Background

The existing screw welding mode mostly adopts a manual or semi-automatic welding mode, namely, a special equipment operator holds a welding gun to manually position for welding, and the welding method of the mode has the following problems:

1. the welding efficiency is low, manual welding can be adopted for individual screws at special positions, but for welding of the flatly laid screws which are regularly arranged, each screw needs to be refilled, the welding efficiency is low, a welder needs to bend down all the time to press a welding gun, and the labor intensity is high.

2. Welding quality is poor, and in the manual welding process, a welder needs to hold a welding gun by hand to weld the end face of the welding gun close to the surface of the steel plate, and if the gun head is not vertical to the plate surface, welding defects such as arc deflection, undercut and the like can occur.

3. The mould is extravagant, and manual welding needs the mould of preparation matching screw position, and different equipment screw sequencing modes are different, all need make independent mould, and the mould is scrapped promptly after equipment is accomplished, causes the waste.

4. The continuous working capacity is poor, the manpower needs to rest, and long-time continuous work cannot be achieved. Compared with automatic welding by a machine, the manpower also has the conditions that the living emotion brings work, the physical condition influences efficiency and the like.

In order to solve the problems, a utility model patent of 'an automatic screw welding machine' (No. CN 204470817U) with patent No. 201420872536.8 discloses an automatic screw welding machine, which comprises an automatic screw conveying track, a welding gun mounting seat and a screw feeding device, wherein a screw welding gun is mounted on the welding gun mounting seat and is positioned above the tail end of the automatic screw conveying track, and the screw welding gun has a stroke of lifting and horizontal moving; the screw feeding device is correspondingly arranged at the tail part of the automatic screw conveying track and is used for feeding screws into the screw welding gun. During the use, the screw is carried to the end one by screw automatic conveying track earlier, later send the nail device to send the screw into screw welder in, and screw welder sends the screw to the welding station through lift and horizontal migration, welds the product, and whole process is whole to be controlled by the machine, has avoided the welding error that manual operation caused, has improved welding quality and welding efficiency. However, when the machine is in operation, the screw welding gun needs to take the screw first and then move to the welding station, and the process consumes a certain time, so that the working efficiency is affected.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a screw welding system capable of improving the working efficiency aiming at the current situation of the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a screw welding system comprises a welding device with a welding gun and a feeding device for conveying screws, and is characterized by further comprising:

a conveying device for conveying the plate material so that the top surface of the plate material faces upwards and moves along a first direction, and the conveying device is provided with a supporting surface for supporting the bottom surface of the plate material;

the welding gun of the welding device is arranged above the supporting surface, and the gun head of the welding gun faces downwards and is opposite to the top surface of the plate;

the feeding device is provided with an output port with an opening facing downwards and opposite to the top surface of the plate, so that the screw can be output from the output port.

Preferably, the conveying device includes a plate feeding device for outputting a plate, a plate rolling device for rolling the plate output from the plate feeding device, and a workbench disposed between the plate feeding device and the plate rolling device, a top wall of the workbench is a supporting surface of the conveying device, and a direction from the plate feeding device to the plate rolling device is the first direction.

Preferably, the plate feeding device comprises a first base and a feeding barrel, two ends of the feeding barrel are rotatably restrained on the first base, the feeding barrel is provided with a first peripheral wall for the plate to be wound on, and the central axis of the feeding barrel extends along the horizontal direction;

the plate rolling device comprises a second base and a material rolling barrel, wherein two ends of the material rolling barrel are restrained on the second base in a rotatable mode, the material rolling barrel is provided with a second peripheral wall for coiling the plate material, and the second peripheral wall is opposite to the first peripheral wall of the material feeding barrel;

the screw welding system also comprises a driving motor, and the output end of the driving motor acts on the coiling barrel.

In each of the above aspects, in order to facilitate adjustment of the welding position, preferably, the welding device and the feeding device are both disposed on the supporting surface in a manner of being capable of moving back and forth along the first direction; the screw welding system also comprises a first driving mechanism for driving the welding device and the feeding device to move simultaneously.

Preferably, a slide rail extending along the first direction is arranged on the support surface, a first rack extending along the first direction is arranged on the slide rail, the welding device and the feeding device are movably supported on the slide rail, the first driving mechanism comprises a first gear engaged with the first rack, and a first motor with an output end connected with the first gear, and a shell of the first motor is fixed relative to the welding device and the feeding device.

In order to improve the welding effect, preferably, the welding devices are provided with at least two groups and arranged along a second direction which is perpendicular to the first direction and parallel to the supporting surface, and the number of the feeding devices is matched with that of the welding devices and is respectively arranged corresponding to the respective welding devices; the number of the slide rails is two, and the slide rails are arranged at intervals along a second direction;

the screw welding system further comprises a cross beam extending along the second direction, two ends of the cross beam are respectively supported on the two slide rails in a movable mode, the welding device and the feeding device are arranged on the cross beam, and the shell of the first motor is fixed relative to the cross beam.

In order to further facilitate the adjustment of the welding position, it is preferable that each group of welding devices and the corresponding feeding device are arranged on the cross beam in a manner of moving back and forth along the second direction; the screw welding system also comprises a second driving mechanism for driving each group of welding devices and the corresponding feeding devices to move along a second direction.

Furthermore, second racks extending along a second direction are arranged on the cross beam, the number of the second driving mechanisms is matched with the number of the welding devices, each second driving mechanism comprises a second gear meshed with the second rack, and a second motor of which the output end is connected with the second gear, and the shell of each second motor is fixed relative to the corresponding welding device.

In the scheme, each welding device and the corresponding feeding device are connected into an integrated piece, and the integrated piece is arranged above the supporting surface in a manner of moving up and down; the screw welding system also comprises a third driving mechanism for driving the integrated piece to move up and down, and the number of the third driving mechanisms is matched with that of the integrated pieces. So can adjust the vertical distance between welding set and the panel according to operating condition.

Preferably, the lifting device further comprises lifting pieces which are matched with the number of the integrated pieces and extend along the vertical direction, and supporting pieces which are supported on the cross beam in a manner of moving along the second direction, wherein each lifting piece is connected with the corresponding integrated piece and can move up and down relative to the corresponding supporting piece under the action of external force, and each lifting piece is provided with a third rack extending vertically; each third driving mechanism comprises a third gear meshed with the third rack and a third motor with an output end connected with the third gear, and a shell of the third motor is fixed relative to the supporting piece.

Compared with the prior art, the utility model has the advantages that: through setting up the conveyor who is used for driving panel to remove and have the holding surface along first direction, locate welding set and feed arrangement on the holding surface, so, feed arrangement can carry the screw to on the panel top surface to weld through welding set, and then accomplish the welding of a screw, along with the removal of panel, can accomplish the welding of a plurality of screws in short time, and a plurality of screws are arranged along the first direction interval that panel removed, so, can improve welding work efficiency. The utility model has simple structure and is convenient to implement.

Drawings

FIG. 1 is a front view of an embodiment of the present invention;

FIG. 2 is a right side view of the embodiment of the present invention (omitting the plate feeding device and the plate rolling device);

FIG. 3 is an enlarged view of section A in FIG. 1 (with the feed device omitted);

fig. 4 is an enlarged view of a portion B in fig. 1.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

Referring to fig. 1 to 4, a screw welding system according to a preferred embodiment of the present invention includes a conveying device, a driving motor, a welding device 4, a feeding device 5, a first driving mechanism 6, a second driving mechanism 7, a third driving mechanism 8, a first driving mechanism, a second driving mechanism, a third driving mechanism, a fourth driving mechanism, a fifth driving mechanism, a sixth driving mechanism, a fourth driving mechanism, a sixth driving mechanism, a fourth driving mechanism,

wherein the conveying device is used for conveying the sheet material 100 so that the top surface of the sheet material 100 faces upwards and moves along a first direction (the first direction is shown by an arrow in fig. 1), and the conveying device is provided with a supporting surface for supporting the bottom surface of the sheet material 100. Specifically, as shown in fig. 1, the conveying apparatus includes a plate feeding device 1 for feeding out a plate 100, a plate rolling device 2 for rolling up the plate 100 fed out from the plate feeding device 1, and a table 3 provided between the plate feeding device 1 and the plate rolling device 2, a top wall 31 of the table 3 is a support surface of the conveying apparatus, and a left-right direction from the plate feeding device 1 to the plate rolling device 2 is the first direction. In order to reduce friction between the table 3 and the sheet material 100, a plurality of roll shafts arranged in a first direction are provided on the table 3, and the sheet material 100 is supported on the plurality of roll shafts.

In this embodiment, the plate feeding device 1 includes a first base 11 and a feeding barrel 12, two ends of the feeding barrel 12 are rotatably constrained on the first base 11, the feeding barrel 12 has a first peripheral wall on which the plate material 100 is wound, and a central axis of the feeding barrel 12 extends back and forth in a horizontal direction.

The plate rolling device 2 is arranged on the right side of the plate feeding device 1 and comprises a second base 21 and a material rolling barrel 22, two ends of the material rolling barrel 22 are restrained on the second base 21 in a rotatable mode, the central axis of the material rolling barrel 12 extends forwards and backwards along the horizontal direction and is parallel to the central axis of the material feeding barrel 12, the material rolling barrel 22 is provided with a second peripheral wall for the plate material 100 to be wound on, and the second peripheral wall is opposite to the first peripheral wall of the material feeding barrel 12.

The output end of the driving motor (not shown) acts on the winding cylinder 22 to drive the winding cylinder 22 to rotate to wind the sheet material 100, and the winding cylinder 22 can drive the sheet material 100 to move along the first direction when rotating, so as to drive the feeding cylinder 12 to rotate to output the sheet material 100.

Meanwhile, a first pressing wheel 13 is arranged between the plate feeding device 1 and the workbench 3, and the first pressing wheel 13 is positioned above the plate 100, so that the plate 100 output from the plate feeding device 1 can move along the top wall 31 of the workbench 3. A second pressing wheel 14 is arranged between the workbench 3 and the plate rolling device 2, two second pressing wheels 14 are arranged on the upper side and the lower side of the plate 100 one above the other, and a gap for the plate 100 to pass through is formed between the two second pressing wheels 14. When the plate pressing device is used, the two second pressing wheels 14 are controlled to rotate reversely, so that the plate 100 can be pulled to move along the first direction.

As shown in fig. 1 and 2, the table 3 is provided with two slide rails 32 extending in the first direction, and the two slide rails 32 are spaced apart from each other in a second direction (i.e., a direction indicated by an arrow in fig. 2, in the present embodiment, a front-rear direction) perpendicular to the first direction and parallel to the top wall of the table 3. Each slide rail 32 has a first rack 321 extending in a first direction. Meanwhile, a cross beam 33 extending along the second direction is further disposed on the table 3, and both ends of the cross beam 33 are respectively supported on the two slide rails 32 in a manner of being capable of moving back and forth along the first direction. The first driving mechanism 6 is configured to drive the cross beam 33 to move back and forth along the first direction of the slide rail 32, the first driving mechanism 6 includes two first gears 61, two first motors 62 and two first rotating shafts 63, wherein the first rotating shafts 63 extend along the second direction, the two first gears 61 are respectively connected to two ends of the first rotating shafts 63, the two first gears 61 are respectively engaged with the corresponding first racks 321, an output end of each first motor 62 is connected to the first rotating shaft 63 for driving the first rotating shafts 63 to rotate, and a housing of each first motor 62 is fixed relative to the cross beam 33. Such that rotation of the first motor 62 drives the beam 33 back and forth in the first direction.

In this embodiment, a welding device 4 and a feeding device 5 are integrated into a single unit, and the welding device 4 in each unit is connected to the feeding device 5. Two sets of the integrated members are arranged on the cross beam 33, and each set of the integrated members can move back and forth along the second direction of the cross beam 33 and can move up and down. Specifically, the screw welding system of the present embodiment further includes lifting members 35 that are matched with the number of the above-mentioned integrated members and extend in the up-down direction, and support members 34 that are supported on the cross beam 33 in a manner of being movable in the second direction, each lifting member 35 is connected to a corresponding integrated member, and can move up and down with respect to the corresponding support member 34 under the action of an external force, and each lifting member 35 is provided with a third rack 351 that extends in the up-down direction; the number of the third driving mechanisms 8 is matched with the number of the integrated pieces and used for driving the corresponding integrated pieces to move up and down. Each third driving mechanism 8 includes a third gear 81 engaged with the third rack 351, and a third motor 82 having an output end connected to the third gear 81, and a housing of the third motor 82 is fixed to the support member 34.

As shown in fig. 2, the cross beam 33 is provided with a second rack 331 extending along the second direction. The second driving mechanisms 7 are provided with two groups and are respectively used for driving the corresponding integrated pieces to move along the second direction. Each second driving mechanism 7 includes a second gear 71 engaged with the second rack 331, and a second motor 72 having an output end connected to the second gear 71, and a housing of the second motor 72 is fixed with respect to each corresponding support 34.

So, this embodiment can control the work of first motor 62, second motor 72, third motor 82 according to operating condition, and then control the position that each integrative piece was located to realize high-efficient, weld the screw accurately.

In the present embodiment, the welding device 4 and the feeding device 5 are designed in accordance with the prior art, wherein, as shown in fig. 4, the welding device 4 has a welding torch 41 with a tip 411 facing downward and facing the top surface of the sheet material 100; the feeding device 5 is used for feeding screws and has an output opening with a downward opening opposite to the top surface of the sheet 100, so that the screws are output from the output opening, and the number of the screws output at a time is one. The output port is located on the tip of the welding gun 41, so that the screw can be output downwards from the tip of the welding gun 41, and the feeding device 5 comprises a feeding pipe 51, and the output end of the feeding pipe 51 is communicated with the tip 411 of the welding gun 41. In order to output the head of each screw downward from the output port, the output end of the feed pipe 51 is provided with a correcting structure 52 for correcting the head orientation of the screw. Because of the prior art, no elaboration is given here.

Claims

1. A screw welding system comprising a welding device (4) with a welding gun (41) and a feeding device (5) for feeding screws, characterized in that it further comprises:

a conveying device for conveying the sheet material (100) such that the top surface of the sheet material (100) faces upward and moves in a first direction, while having a supporting surface for supporting the bottom surface of the sheet material (100);

the welding gun (41) of the welding device (4) is arranged above the supporting surface, and the head of the welding gun (41) faces downwards and is opposite to the top surface of the plate (100);

the feeding device (5) is provided with an output opening with an opening facing downwards and opposite to the top surface of the plate (100), so that screws can be output from the output opening.

2. The screw welding system of claim 1, wherein: the conveying device comprises a plate conveying device (1) used for outputting a plate (100), a plate rolling device (2) used for rolling the plate (100) output from the plate conveying device (1), and a workbench (3) arranged between the plate conveying device (1) and the plate rolling device (2), wherein the top wall (31) of the workbench (3) is a supporting surface of the conveying device, and the direction from the plate conveying device (1) to the plate rolling device (2) is the first direction.

3. The screw welding system of claim 2, wherein: the plate feeding device (1) comprises a first base (11) and a feeding barrel (12), wherein two ends of the feeding barrel (12) are restrained on the first base (11) in a rotatable mode, the feeding barrel (12) is provided with a first peripheral wall for the plate material (100) to be wound on, and the central axis of the feeding barrel (12) extends along the horizontal direction;

the plate rolling device (2) comprises a second base (21) and a material rolling barrel (22), two ends of the material rolling barrel (22) are restrained on the second base (21) in a rotatable mode, the material rolling barrel (22) is provided with a second peripheral wall for the plate material (100) to be wound on, and the second peripheral wall is opposite to the first peripheral wall of the material feeding barrel (12);

the screw welding system also comprises a driving motor, the output end of which acts on the coiling barrel (22).

4. Screw welding system according to claim 1 or 2 or 3, characterized in that: the welding device (4) and the feeding device (5) are arranged on the supporting surface in a mode of moving back and forth along the first direction; the screw welding system also comprises a first driving mechanism (6) for driving the welding device (4) and the feeding device (5) to move simultaneously.

5. The screw welding system of claim 4, wherein: the welding device is characterized in that a sliding rail (32) extending along the first direction is arranged on the supporting surface, a first rack (321) extending along the first direction is arranged on the sliding rail (32), the welding device (4) and the feeding device (5) are movably supported on the sliding rail (32), the first driving mechanism (6) comprises a first gear (61) meshed with the first rack (321), and a first motor (62) of which the output end is connected with the first gear (61), and a shell of the first motor (62) is fixed relative to the welding device (4) and the feeding device (5).

6. The screw welding system of claim 5, wherein: the welding devices (4) are at least two groups and are arranged along a second direction which is vertical to the first direction and is parallel to the supporting surface, and the number of the feeding devices (5) is matched with that of the welding devices (4) and is respectively arranged corresponding to the respective welding devices (4); the number of the slide rails (32) is two, and the slide rails are arranged at intervals along a second direction;

the screw welding system further comprises a cross beam (33) extending along the second direction, two ends of the cross beam (33) are respectively supported on the two sliding rails (32) in a movable mode, the welding device (4) and the feeding device (5) are arranged on the cross beam (33), and a shell of the first motor (62) is fixed relative to the cross beam (33).

7. The screw welding system of claim 6, wherein: each group of welding devices (4) and the corresponding feeding devices (5) are arranged on the cross beam (33) in a mode of moving back and forth along the second direction; the screw welding system also comprises a second driving mechanism (7) for driving each group of welding devices (4) and the corresponding feeding devices (5) to move along a second direction.

8. The screw welding system of claim 7, wherein: the cross beam (33) is provided with second racks (331) extending along a second direction, the number of the second driving mechanisms (7) is matched with the number of the welding devices (4), each second driving mechanism (7) comprises a second gear (71) meshed with the second rack (331) and a second motor (72) of which the output end is connected with the second gear (71), and the shell of each second motor (72) is fixed relative to the corresponding welding device (4).

9. The screw welding system of claim 7, wherein: each welding device (4) and the corresponding feeding device (5) thereof are connected into an integrated piece which is arranged above the supporting surface in a manner of moving up and down; the screw welding system also comprises a third driving mechanism (8) for driving the integrated piece to move up and down, and the number of the third driving mechanisms (8) is matched with that of the integrated pieces.

10. The screw welding system of claim 9, wherein: the lifting device also comprises lifting pieces (35) which are matched with the integrated pieces in number and extend along the vertical direction, and supporting pieces (34) which are supported on the cross beam (33) in a manner of moving along the second direction, wherein each lifting piece (35) is connected with the corresponding integrated piece and can move up and down relative to the corresponding supporting piece (34) under the action of external force, and each lifting piece (35) is provided with a third rack (351) which extends vertically; each third driving mechanism (8) comprises a third gear (81) meshed with the third rack (351) and a third motor (82) of which the output end is connected with the third gear (81), and the shell of the third motor (82) is fixed relative to the support (34).