CN119457526A - Auxiliary clamping square tube laser welding tooling and laser welding equipment - Google Patents
Auxiliary clamping square tube laser welding tooling and laser welding equipment Download PDFInfo
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- CN119457526A CN119457526A CN202510045178.6A CN202510045178A CN119457526A CN 119457526 A CN119457526 A CN 119457526A CN 202510045178 A CN202510045178 A CN 202510045178A CN 119457526 A CN119457526 A CN 119457526A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 230000001360 synchronised effect Effects 0.000 claims abstract description 33
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 238000005056 compaction Methods 0.000 claims description 14
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Abstract
本发明涉及激光焊接相关技术领域，具体是辅助压紧的方管激光焊接工装及激光焊接设备，所述辅助压紧的方管激光焊接工装辅助压紧的方管激光焊接工装，包括工装架体，工装架体包括支座及固定于支座上且相对设置的两个第一支撑板以及固定连接两个第一支撑板的两个第二支撑板，其中，两个第二支撑板上均设有用于供方管穿过的通口，以形成贯穿工装架体的方管焊接行进路线；焊接工作中，同步驱动机构工作，将驱使多个第一压轮执行同步转动，且位于方管焊接行进路线两侧的第一压轮的转向相反，与此同时，同步驱动机构还通过传动机构带动两个第二压轮转动，故而，在第一压轮与第二压轮的协同作用下，方管便能够沿着焊接行进路线稳定移动。
The present invention relates to the technical field related to laser welding, and specifically to an auxiliary clamping square tube laser welding tool and laser welding equipment, wherein the auxiliary clamping square tube laser welding tool comprises a tool frame, the tool frame comprises a support and two first support plates fixed on the support and arranged opposite to each other, and two second support plates fixedly connected to the two first support plates, wherein the two second support plates are each provided with a through opening for the square tube to pass through, so as to form a square tube welding route that runs through the tool frame; during welding work, the synchronous driving mechanism works to drive multiple first pressing wheels to perform synchronous rotation, and the first pressing wheels located on both sides of the square tube welding route have opposite directions, and at the same time, the synchronous driving mechanism also drives the two second pressing wheels to rotate through the transmission mechanism, so that under the coordinated action of the first pressing wheel and the second pressing wheel, the square tube can move stably along the welding route.
Description
Technical Field
The invention relates to the technical field of laser welding, in particular to a square tube laser welding tool and laser welding equipment for assisting in compaction.
Background
Square tubes are tubular materials with square cross sections, and are usually rolled by strip steel through technological treatment. After the strip steel is rolled, the square tube is preliminarily formed, but a gap is formed on one surface of the square tube, and the gap is required to be welded, and then the square tube can be delivered after being polished and cut.
When the welding treatment of the gap is carried out, the corresponding welding tool is required to be used for fixing the square pipe and carrying out auxiliary conveying, however, when the conventional welding tool is used, a plurality of rollers are generally adopted to surround the periphery of the square pipe, so that the clamping and positioning of the square pipe are realized, the square pipe is ensured to be kept relatively stable in the welding process, the welding effect is improved, meanwhile, in order to realize the continuous welding of the square pipe, two modes are generally adopted to realize the continuous movement of the square pipe, one mode is adopted to realize the movement of the square pipe, and the other mode is adopted to realize the continuous movement of the square pipe.
The square tube is moved by adopting the traction device or the pushing device, and as the acting force is positioned at one end of the welding tool, if feeding or discharging inclination occurs, the stress uniformity of the square tube and the welding tool is not high, so that the phenomenon that the welding position of the square tube is uneven due to uneven stress occurs;
The defect that adopts draw gear or pusher to exist has been solved to a certain extent to a plurality of drive source drive roller device, but, when a plurality of drive source drive roller rotated, the pressure difference of gyro wheel and side pipe appears easily, lead to the load of drive source different, at this moment, a plurality of drive source drive speeds can produce certain difference, when the drive speed that is used for the side pipe on the different positions is different, can lead to the side pipe to be unable to keep invariable speed to a certain extent to remove, the effort that side pipe each position received also can change simultaneously, lead to side pipe welding to appear the flaw problem.
Disclosure of Invention
The invention aims to provide an auxiliary-compaction square tube laser welding tool and laser welding equipment so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the square tube laser welding tool comprises a tool frame body, wherein the tool frame body comprises a support, two first support plates and two second support plates, the two first support plates are fixed on the support and are oppositely arranged, the two second support plates are fixedly connected with the two first support plates, and through holes for a square tube to pass through are formed in the two second support plates so as to form a square tube welding travelling route penetrating through the tool frame body;
Supplementary square pipe laser welding frock that compresses tightly still includes:
The welding device comprises a square tube welding travelling route, a tool frame body, a plurality of first pressing wheels, a synchronous driving mechanism and a power supply mechanism, wherein the two sides of the square tube welding travelling route are respectively provided with two first pressing wheels, the first pressing wheels on the two sides of the route can be driven by a distance adjusting mechanism arranged in the tool frame body to execute separation or approaching action, the tool frame body is also internally provided with the synchronous driving mechanism, the synchronous driving mechanism can drive the plurality of first pressing wheels to execute synchronous rotation, and the first pressing wheels on the two sides of the square tube welding travelling route are reversely turned;
the square tube welding travelling route comprises two square tubes, wherein the two square tubes are arranged on the square tube welding travelling route, the two square tubes can be driven by a lifting driving mechanism arranged in the tool frame body to synchronously lift, the two second pressing wheels are connected with the synchronous driving mechanism through a transmission mechanism, so that the first pressing wheels and the second pressing wheels can synchronously rotate, and the square tubes between the clamping and the first pressing wheels and the second pressing wheels are driven to move along the square tube welding travelling route.
As a further scheme of the invention, four installation positions are respectively arranged on the two second support plates, each installation position is provided with an inclined wheel, the inclined wheels are abutted with the welding surface of the square tube, and the two first support plates are respectively provided with an auxiliary wheel, and the auxiliary wheels are abutted with two sides of the square tube.
As a still further scheme of the invention, two first pressing wheels positioned at one side of the square pipe welding travelling route are connected through a first belt, two second pressing wheels are connected through a seventh belt, and two first pressing wheels positioned at the same side of the tool frame body are respectively connected with the synchronous driving mechanism, wherein one second pressing wheel is connected with the transmission mechanism.
As a still further proposal of the invention, the interval adjusting mechanism comprises a bidirectional screw rod rotatably arranged between two first support plates and a first guide rod fixed between the two first support plates, wherein the bidirectional screw rod is symmetrically provided with two threaded sleeves in threaded connection with the bidirectional screw rod, and the first guide rod is symmetrically and slidably provided with two guide sleeves;
The device comprises a square tube welding travel route, a synchronous driving mechanism, a threaded sleeve, a guide sleeve, a first pinch roller, a second pinch roller, a connecting rod and a connecting rod, wherein the threaded sleeve is positioned on the same side, the connecting rod is fixedly connected with the connecting rod, the connecting rod is positioned on the same side, the two first pinch rollers are rotatably installed on the connecting rod, and one of the first pinch rollers is connected with the synchronous driving mechanism.
As a still further proposal of the invention, the synchronous driving mechanism comprises a power component and two groups of follow-up components, wherein the power component is arranged in the tool frame body, the two groups of follow-up components are connected with the power component, the two groups of follow-up components are respectively connected with the first pinch rollers positioned at two sides of the square tube welding travelling route, and the power component is connected with the transmission mechanism.
As a still further proposal of the invention, the power assembly comprises a driving motor arranged in the tool frame body and a driving shaft piece rotatably arranged in the tool frame body and connected with an output shaft of the driving motor through a third belt, wherein two sections of transmission areas are symmetrically arranged on the driving shaft piece, and two transverse columns positioned at the eccentric position of the driving shaft piece are formed in the transmission areas.
As a still further proposal of the invention, the follow-up assembly comprises a sleeve member and a transmission shaft which are rotatably arranged on the assembly plate, wherein the transmission shaft is connected with the sleeve member through a bevel gear set and is also connected with the rotating shaft of the first pinch roller through a second belt, and the sleeve member is in sliding connection with the two transverse columns and is coaxial with the driving shaft member.
The transmission mechanism comprises a rotating shaft rotatably installed in the tool frame and connected with the driving shaft member through a fourth belt, a first gear fixed on the rotating shaft, and a second gear rotatably installed in the tool frame and meshed with the first gear, wherein the rotating shaft of the second gear is connected with the second pressing wheel through a transmission arm set;
The transmission arm group comprises a first connecting rod and a second connecting rod, the head ends of the first connecting rod and the second connecting rod are connected through a connecting shaft in a rotating mode, the tail ends of the first connecting rod and the second connecting rod are respectively connected with the second gear and the rotating shaft of the second pressing wheel in a rotating mode, and the connecting shaft is also respectively connected with the second gear and the rotating shaft of the second pressing wheel through a fifth belt and a sixth belt.
As a still further scheme of the invention, the lifting driving mechanism comprises a unidirectional screw rod rotatably arranged in the tool frame body, a second guide rod fixed in the tool frame body and two connecting blocks respectively arranged on the unidirectional screw rod and the second guide rod, wherein the two connecting blocks are fixedly connected with a cross beam, the two second pressing wheels are rotatably arranged on the cross beam, one connecting block is in threaded connection with the unidirectional screw rod, and the other connecting block is in sliding connection with the second guide rod.
The laser welding equipment comprises an auxiliary pressing square tube laser welding tool and a laser welding head arranged on the tool frame body.
Compared with the prior art, the invention has the beneficial effects that:
when the welding fixture works, the square pipe is pressed and limited by the first pressing wheel and the second pressing wheel which are arranged at two sides of the fixture frame body, so that the square pipe can accurately travel along a specified line, and the welding precision is ensured;
Secondly, in welding work, the synchronous driving mechanism works to drive the first pressing wheels to synchronously rotate, the steering directions of the first pressing wheels positioned at two sides of the welding travelling route of the square tube are opposite, and meanwhile, the synchronous driving mechanism drives the two second pressing wheels to rotate through the transmission mechanism, so that the square tube can stably move along the welding travelling route under the synergistic effect of the first pressing wheels and the second pressing wheels;
Therefore, a mechanical structure is arranged between the first pressing wheel and the second pressing wheel, so that a synchronous linkage effect is realized, a plurality of independently-arranged driving sources are not needed, the consistency of the rotation forms of the first pressing wheel and the second pressing wheel is ensured, and the problem of clamping and stopping of square pipes in the welding process is avoided;
In addition, the first pinch rollers positioned at two sides of the welding travelling route of the square tube can be driven by the interval adjusting mechanism to synchronously move, and the square tube is far away from or close to each other, so that the square tube can be stably clamped between the first pinch rollers at two sides of the route, the square tube and the travelling route can keep high consistency, meanwhile, the pressure of the first pinch rollers at two sides of the route on the side part of the square tube can be ensured to be consistent, and the phenomenon that the square tube is difficult to move and travel at a constant speed due to the difference of the pressure received at two sides of the square tube is avoided, so that the welding precision is influenced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of an auxiliary-compaction square tube laser welding tool.
Fig. 2 is a schematic structural view of an embodiment of an auxiliary-compaction square tube laser welding tool at another angle.
Fig. 3 is a schematic structural view of another embodiment of an auxiliary pressing square tube laser welding tool.
Fig. 4 is a side view of one embodiment of an auxiliary compaction square tube laser welding fixture.
Fig. 5 is a schematic diagram of an internal structure of a tool frame in an embodiment of an auxiliary-compaction square tube laser welding tool.
Fig. 6 is a schematic view of the structure of fig. 5 at another angle.
Fig. 7 is a schematic view of the structure of fig. 5 at another angle.
Fig. 8 is an exploded view of the structure of the synchronous drive mechanism in one embodiment of the auxiliary compaction square tube laser welding tool.
Fig. 9 is a schematic view of the structure of fig. 8 at another angle.
Fig. 10 is a structural exploded view of a transmission mechanism in one embodiment of an auxiliary compaction square tube laser welding tool.
1, A support, 2, a first support plate, 3, a second support plate, 4, a first pinch roller, 5, a second pinch roller, 6, a bevel wheel, 7, an auxiliary wheel, 8, a laser welding head, 9, a bidirectional screw rod, 10, a first guide rod, 11, a threaded sleeve, 12, a guide sleeve, 13, an assembly plate, 14, a first hand wheel, 15, a first belt, 16, a second belt, 17, a transmission shaft, 18, a bevel gear set, 19, a sleeve, 20, a driving shaft piece, 21, a transverse column, 22, a driving motor, 23, a third belt, 24, a fourth belt, 25, a rotation shaft, 26, a first gear, 27, a second gear, 28, a connecting shaft, 29, a fifth belt, 30, a sixth belt, 31, a first connecting rod, 32, a second connecting rod, 33, a unidirectional screw rod, 34, a second guide rod, 35, a second hand wheel, 36, a connecting block, 37, a cross beam, 38 and a seventh belt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1-10, in the embodiment of the invention, an auxiliary-compaction square tube laser welding tool comprises a tool frame body, wherein the tool frame body comprises a support 1, two first support plates 2 fixed on the support 1 and arranged oppositely, and two second support plates 3 fixedly connected with the two first support plates 2, wherein the two second support plates 3 are respectively provided with a through hole for a square tube to pass through so as to form a square tube welding travelling route penetrating through the tool frame body;
Supplementary square pipe laser welding frock that compresses tightly still includes:
The two sides of the square pipe welding travelling route are respectively provided with two first pressing wheels 4, the first pressing wheels 4 on the two sides of the route can be driven by a distance adjusting mechanism arranged in the tool frame body to execute separation or approaching actions, the tool frame body is also internally provided with a synchronous driving mechanism, the synchronous driving mechanism can drive a plurality of the first pressing wheels 4 to execute synchronous rotation, and the first pressing wheels 4 on the two sides of the square pipe welding travelling route are reversely rotated;
The second pinch rollers 5 are arranged on the square tube welding travelling route, the two second pinch rollers 5 can be driven by a lifting driving mechanism arranged in the tool frame body to synchronously lift, the two second pinch rollers 5 are connected with the synchronous driving mechanism through a transmission mechanism, so that the first pinch roller 4 and the second pinch roller 5 can synchronously rotate, and the square tube between the clamping and the first pinch roller 4 and the second pinch roller 5 is driven to move along the square tube welding travelling route.
Referring to fig. 3 and 4 again, four mounting positions are respectively provided on the two second support plates 3, each mounting position is provided with an oblique wheel 6, the oblique wheels 6 are abutted to the welding surfaces of the square tubes, two auxiliary wheels 7 are respectively provided on the two first support plates 2, and the auxiliary wheels 7 are abutted to two sides of the square tubes.
In the welding process, the first pressing wheel 4 and the second pressing wheel 5 press and limit three sides (except for welding surfaces) of the square tube, so that the alignment of the square tube and laser is ensured, and the welding precision is ensured;
Secondly, in welding work, the synchronous driving mechanism works to drive a plurality of first pressing wheels 4 to execute synchronous rotation, and the first pressing wheels 4 positioned on two sides of the square pipe welding travelling route are opposite in steering, and meanwhile, the synchronous driving mechanism drives two second pressing wheels 5 to rotate through the transmission mechanism, so that the square pipe can stably move along the welding travelling route under the synergistic effect of the first pressing wheels 4 and the second pressing wheels 5.
Referring to fig. 5,6 and 7 again, the two first pressing wheels 4 located at one side of the welding travel path of the square tube are connected by a first belt 15, the two second pressing wheels 5 are connected by a seventh belt 38, the two first pressing wheels 4 located at the same side of the tool frame body are respectively connected with the synchronous driving mechanism, and one of the two second pressing wheels 5 is connected with the driving mechanism.
Referring to fig. 8 and 9 again, the distance adjusting mechanism includes a bidirectional screw rod 9 rotatably installed between the two first support plates 2 and a first guide rod 10 fixed between the two first support plates 2, two threaded sleeves 11 connected with the bidirectional screw rod 9 in a threaded manner are symmetrically arranged on the bidirectional screw rod 9, and two guide sleeves 12 are symmetrically arranged on the first guide rod 10 in a sliding manner;
Wherein, be located same side screw sleeve 11 with fixedly connected with assembly board 13 between the direction sleeve 12, be located two of side pipe welding route is same side first pinch roller 4 rotate install in assembly board 13, and one of them first pinch roller 4 with synchronous actuating mechanism connects.
It should be noted that, the first hand wheel 14 is fixedly arranged at one end of the bidirectional screw rod 9, during operation, a worker can rotate the bidirectional screw rod 9 through the first hand wheel 14, so that under the guiding action of the guiding sleeve 12 and the first guiding rod 10, the two threaded sleeves 11 can move close to or away from each other in a threaded fit manner with the bidirectional screw rod 9, and correspondingly, the two assembly plates 13 move close to or away from each other, so that the first pressing wheels 4 positioned at two sides of the square pipe welding travel route are close to or away from each other, the square pipe is conveniently pressed or relieved of pressure of the square pipe, and the distance adjustment of the first pressing wheels 4 at two sides of the square pipe welding travel route is realized through the threaded fit between the bidirectional screw rod 9 and the threaded sleeves 11.
The synchronous driving mechanism comprises a power assembly arranged in the tool frame body and two groups of follow-up assemblies connected with the power assembly, the two groups of follow-up assemblies are respectively connected with the first pressing wheels 4 positioned on two sides of the square pipe welding travelling route, and the power assembly is connected with the transmission mechanism.
The power assembly comprises a driving motor 22 arranged in the tool frame body and a driving shaft piece 20 rotatably arranged in the tool frame body and connected with an output shaft of the driving motor 22 through a third belt 23, two sections of transmission areas are symmetrically arranged on the driving shaft piece 20, and two transverse columns 21 positioned at the eccentric positions of the driving shaft piece 20 are formed in the transmission areas. The follower assembly comprises a sleeve 19 and a transmission shaft 17 rotatably mounted on the mounting plate 13, wherein the transmission shaft 17 is connected with the sleeve 19 through a bevel gear set 18 and is also connected with the rotating shaft of the first pinch roller 4 through a second belt 16, and the sleeve 19 is slidably connected with two transverse posts 21 and is coaxial with the driving shaft member 20.
When the bidirectional screw rod 9 is rotated and the distance between the first pinch rollers 4 at the two sides of the welding travelling path of the square tube is adjusted, the assembly plate 13 drives the sleeve 19 to slide on the two transverse columns 21 along the axial direction of the driving shaft piece 20;
in detail, the bevel gear set 18 includes a first bevel gear fixedly installed on the sleeve 19 and a second bevel gear fixedly installed at an end of the driving shaft 17 facing the sleeve 19, and the second bevel gear is engaged with the first bevel gear;
In the welding process, the output shaft of the driving motor 22 drives the driving shaft member 20 to rotate through a third belt 23, so that the two transverse posts 21 can drive the sleeve member 19 to rotate, and the sleeve member 19 drives the transmission shaft 17 to rotate through the bevel gear set 18, so that the transmission shaft 17 drives the first pinch roller 4 to rotate through the second belt 16;
when it is emphasized, the bevel gear sets 18 connected with the two sleeve members 19 are mirror images, so that the driving shaft member 20 rotates to drive the two sleeve members 19 to rotate in the same direction, and the two driving shafts 17 rotate in opposite directions through the transmission of the bevel gear sets 18, that is, the first pinch rollers 4 positioned on two sides of the welding travelling route of the square tube rotate in opposite directions, so that the effective conveying function of the square tube is realized.
Referring to fig. 7 and 10 again, the transmission mechanism includes a rotating shaft 25 rotatably mounted in the tool frame and connected to the driving shaft 20 through a fourth belt 24, a first gear 26 fixed on the rotating shaft 25, and a second gear 27 rotatably mounted in the tool frame and meshed with the first gear 26, wherein a rotating shaft of the second gear 27 is connected to the second pressing wheel 5 through a transmission arm set;
The driving arm group comprises a first connecting rod 31 and a second connecting rod 32, the head ends of the first connecting rod 31 and the second connecting rod 32 are rotationally connected through a connecting shaft 28, the tail ends of the first connecting rod 31 and the second connecting rod 32 are respectively rotationally connected with the second gear 27 and the rotating shaft of the second pressing wheel 5, and the connecting shaft 28 is also respectively connected with the second gear 27 and the rotating shaft of the second pressing wheel 5 through a fifth belt 29 and a sixth belt 30.
The lifting driving mechanism comprises a unidirectional screw rod 33 rotatably installed in the tool frame body, a second guide rod 34 fixed in the tool frame body, and two connecting blocks 36 respectively arranged on the unidirectional screw rod 33 and the second guide rod 34, wherein the two connecting blocks 36 are fixedly connected with a cross beam 37, the two second pressing wheels 5 are rotatably installed on the cross beam 37, one connecting block 36 is in threaded connection with the unidirectional screw rod 33, and the other connecting block 36 is in sliding connection with the second guide rod 34.
The second hand wheel 35 is further fixed at one end of the unidirectional screw rod 33, during operation, a worker can rotate the unidirectional screw rod 33 through the second hand wheel 35, then under the guiding action of the second guide rod 34, the connecting block 36 positioned on the unidirectional screw rod 33 is in threaded fit with the unidirectional screw rod 33, and further, the two second pressing wheels 5 are driven to synchronously lift through the cross beam 37, so that the adjustment of the supporting height of the square pipe is realized, the optimal distance between a welding seam on the square pipe and welding equipment is conveniently achieved, and then during operation, the height of the second pressing wheels 5 is adaptively adjusted, meanwhile, the pressing position of the first pressing wheels 4 on the square pipe can be changed, the situation that the first pressing wheels 4 are too close to the welding surface of the square pipe is avoided, and the square pipe is deflected due to the action of the pressing force;
When the square tube steering device works, the driving motor 22 drives the driving shaft member 20 to rotate through the third belt 23, the driving shaft member 20 drives the rotating shaft 25 to rotate through the fourth belt 24, and then, as the first gear 26 is meshed with the second gear 27, the rotating shaft of the second gear 27 drives the second pressing wheel 5 to rotate through the fifth belt 29, the connecting shaft 28 and the sixth belt 30, and the arrangement of the first gear 26 and the second gear 27 can play a role in steering transmission, so that the steering of the second pressing wheel 5 is ensured to be matched with the travelling direction of the square tube;
The included angle between the first link 31 and the second link 32 may be changed during the lifting process of the second pressing wheel 5, specifically, when the second pressing wheel 5 is lifted, the included angle between the first link 31 and the second link 32 is increased, and conversely, the included angle is decreased, so that the transmission connection state between the second gear 27 and the second pressing wheel 5 is ensured to be normally maintained when the second pressing wheel 5 is at different heights.
As another embodiment of the present invention, a laser welding apparatus is also provided, which includes the square tube laser welding tool with auxiliary compaction, and further includes a laser welding head 8 mounted on the tool frame.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The square tube laser welding fixture for auxiliary compaction comprises a fixture frame body, wherein the fixture frame body comprises a support (1), two first support plates (2) and two second support plates (3), wherein the two first support plates (2) are fixed on the support (1) and are oppositely arranged, and the two second support plates (3) are fixedly connected with the two first support plates (2), and through holes for square tubes to pass through are formed in the two second support plates (3) so as to form a square tube welding travelling route penetrating through the fixture frame body;
Characterized by further comprising:
The two sides of the square tube welding travelling route are respectively provided with two first pressing wheels (4), the first pressing wheels (4) on the two sides of the route can be driven by a distance adjusting mechanism arranged in the tool frame body to execute separation or approaching actions, the tool frame body is also internally provided with a synchronous driving mechanism, the synchronous driving mechanism can drive a plurality of the first pressing wheels (4) to execute synchronous rotation, and the first pressing wheels (4) on the two sides of the square tube welding travelling route are opposite in steering;
The square tube welding travelling route is provided with two second pressing wheels (5), the two second pressing wheels (5) can be driven by a lifting driving mechanism arranged in the tool frame body to synchronously lift, the two second pressing wheels (5) are connected with the synchronous driving mechanism through a transmission mechanism, so that the first pressing wheels (4) and the second pressing wheels (5) can synchronously rotate, and the square tube between the clamping and the first pressing wheels (4) and the second pressing wheels (5) is driven to move along the square tube welding travelling route.
2. The auxiliary pressed square tube laser welding tool according to claim 1, wherein four installation positions are respectively arranged on the two second support plates (3), each installation position is provided with an oblique wheel (6), the oblique wheels (6) are abutted to the welding surfaces of the square tubes, two first support plates (2) are respectively provided with an auxiliary wheel (7), and the auxiliary wheels (7) are abutted to two sides of the square tubes.
3. The auxiliary-compaction square tube laser welding tool according to claim 2, wherein two first pressing wheels (4) positioned on one side of the square tube welding travelling path are connected through a first belt (15), two second pressing wheels (5) are connected through a seventh belt (38), two first pressing wheels (4) positioned on the same side of the tool frame body are respectively connected with the synchronous driving mechanism, and one of the second pressing wheels (5) is connected with the transmission mechanism.
4. A square tube laser welding fixture for assisting in compaction according to claim 3, wherein the interval adjusting mechanism comprises a bidirectional screw rod (9) rotatably installed between the two first support plates (2) and a first guide rod (10) fixed between the two first support plates (2), two threaded sleeves (11) in threaded connection with the bidirectional screw rod (9) are symmetrically arranged on the bidirectional screw rod (9), and two guide sleeves (12) are symmetrically arranged on the first guide rod (10) in a sliding manner;
wherein, be located same side screw sleeve (11) with fixedly connected with assembly board (13) between guide sleeve (12), be located two of side pipe welding route is same side first pinch roller (4) rotate install in on assembly board (13), and one of them first pinch roller (4) with synchronous actuating mechanism connects.
5. The auxiliary pressed square tube laser welding tool according to claim 4, wherein the synchronous driving mechanism comprises a power assembly arranged in the tool frame body and two groups of follow-up assemblies connected with the power assembly, the two groups of follow-up assemblies are respectively connected with the first pressing wheels (4) positioned on two sides of the square tube welding travelling route, and the power assembly is connected with the transmission mechanism.
6. The auxiliary pressing square tube laser welding tool as claimed in claim 5, wherein the power assembly comprises a driving motor (22) installed in the tool frame body and a driving shaft member (20) rotatably installed in the tool frame body and connected with an output shaft of the driving motor (22) through a third belt (23), two sections of transmission areas are symmetrically arranged on the driving shaft member (20), and two transverse columns (21) located at the eccentric positions of the driving shaft member (20) are formed in the transmission areas.
7. The auxiliary pressed square tube laser welding tool as claimed in claim 6, wherein the follower assembly comprises a sleeve (19) and a transmission shaft (17) rotatably mounted on the mounting plate (13), the transmission shaft (17) is connected with the sleeve (19) through a bevel gear set (18), the transmission shaft is also connected with a rotation shaft of the first pressing wheel (4) through a second belt (16), and the sleeve (19) is slidably connected with the two transverse columns (21) and is coaxial with the driving shaft member (20).
8. The auxiliary pressing square tube laser welding tool as claimed in claim 6, wherein the transmission mechanism comprises a rotating shaft (25) rotatably installed in the tool frame and connected with the driving shaft member (20) through a fourth belt (24), a first gear (26) fixed on the rotating shaft (25), and a second gear (27) rotatably installed in the tool frame and meshed with the first gear (26), and a rotating shaft of the second gear (27) is connected with the second pressing wheel (5) through a transmission arm set;
The transmission arm group comprises a first connecting rod (31) and a second connecting rod (32) which are rotatably connected at the head end through a connecting shaft (28), the tail ends of the first connecting rod (31) and the second connecting rod (32) are respectively rotatably connected with the second gear (27) and the rotating shaft of the second pressing wheel (5), and the connecting shaft (28) is also respectively connected with the second gear (27) and the rotating shaft of the second pressing wheel (5) through a fifth belt (29) and a sixth belt (30).
9. The auxiliary pressing square tube laser welding tool as claimed in claim 1, wherein the lifting driving mechanism comprises a unidirectional screw rod (33) rotatably installed in the tool frame body, a second guide rod (34) fixed in the working frame body, and two connecting blocks (36) respectively arranged on the unidirectional screw rod (33) and the second guide rod (34), wherein the two connecting blocks (36) are fixedly connected with a cross beam (37), the two second pressing wheels (5) are rotatably installed on the cross beam (37), one connecting block (36) is in threaded connection with the unidirectional screw rod (33), and the other connecting block (36) is in sliding connection with the second guide rod (34).
10. Laser welding equipment comprising an auxiliary compacted square tube laser welding tool according to any of claims 1-9, characterized in that it further comprises a laser welding head (8) mounted on the tool frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510045178.6A CN119457526A (en) | 2025-01-13 | 2025-01-13 | Auxiliary clamping square tube laser welding tooling and laser welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510045178.6A CN119457526A (en) | 2025-01-13 | 2025-01-13 | Auxiliary clamping square tube laser welding tooling and laser welding equipment |
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| Publication Number | Publication Date |
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| CN119457526A true CN119457526A (en) | 2025-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202510045178.6A Pending CN119457526A (en) | 2025-01-13 | 2025-01-13 | Auxiliary clamping square tube laser welding tooling and laser welding equipment |
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| Country | Link |
|---|---|
| CN (1) | CN119457526A (en) |
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