CN112643198A

CN112643198A - Laser welding intelligence is equipped

Info

Publication number: CN112643198A
Application number: CN202011452535.4A
Authority: CN
Inventors: 许丽; 葛佳乐; 谷珍妮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-12
Filing date: 2020-12-12
Publication date: 2021-04-13

Abstract

The invention relates to laser welding intelligent equipment which comprises a bottom plate, two tool fixtures, a connecting frame, two side edge welding devices, an upper end welding device and a lower end welding device, wherein the two tool fixtures are installed at the front end and the rear end of the bottom plate, the connecting frame is installed in the middle of the bottom plate, the two side edge welding devices are installed at the left end and the right end of the connecting frame, the upper end welding device is installed at the upper end of the connecting frame, the lower end welding device is installed on the bottom plate, and the upper end welding device and the lower end welding device are arranged in a vertically corresponding mode. The invention can solve the problems that the existing welding mode is usually to carry out low-speed welding along the edge of the bevel opening for a person to hold the welding head by hand, the hand shaking is easy to occur in manual welding, the welding difficulty is increased due to the bevel opening structure of the bevel opening interface, and long-term attention is concentrated during welding, so that workers are easy to feel tired, and potential safety hazards are caused.

Description

Laser welding intelligence is equipped

Technical Field

The invention relates to the technical field of laser welding, in particular to intelligent laser welding equipment.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source. Laser welding is one of the important aspects of laser material processing technology application, is mainly used for welding thin-wall materials and low-speed welding, and belongs to a heat conduction type in the welding process, namely, laser radiation heats the surface of a workpiece, surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool by controlling parameters such as the width, energy, peak power, repetition frequency and the like of laser pulses. Due to the unique advantages, the welding method is successfully applied to the precise welding of micro and small parts.

Present side's pipe docks through using laser welding, but, is being the side's pipe of bevel connection formula to some interfaces, and current welding mode is for the handheld soldered connection of personnel to carry out the low-speed welding along the bevel connection edge usually, and the hand condition of trembling appears easily in manual welding, and the interface has more increased the welded degree of difficulty for the bevel connection formula structure, and long-term attention during the welding concentrates on making the staff produce tired out easily to cause the potential safety hazard.

Disclosure of Invention

Technical scheme (I)

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a laser welding intelligence is equipped, includes bottom plate, two frock clamp, link, two side welding set, upper end welding set and lower extreme welding set, the bottom plate around both ends install two frock clamp, the mid-mounting of bottom plate has the link, two side welding set are installed at both ends about the link, upper end welding set is installed to the upper end of link, installs lower extreme welding set on the bottom plate, and upper end welding set, lower extreme welding set correspond the arrangement from top to bottom.

Frock clamp include first electronic slider, U type frame, two fixture, air cavity and air pump, first electronic slider is installed on the bottom plate, be equipped with U type frame on the first electronic slider, two fixture are installed at both ends about U type frame, the air cavity has been seted up on the U type frame, the lower extreme and the air pump intercommunication of air cavity, the air pump is installed on U type frame, evenly set up the gas pocket on the U type frame, intercommunication about gas pocket and the air cavity, concrete during operation, carry out the centre gripping to the both sides wall of side pipe through two fixture, inhale through the air pump and tightly inhale the lower terminal surface of side pipe on U type frame, the effect of first electronic slider plays the effect that the square pipe after the centre gripping removed the butt joint.

The side welding device comprises an angle plate, a positioning mechanism, a connecting cylinder, a sliding frame, a first laser welding head, a positioning frame, an in-out frame and an attaching plate, wherein a rotating shaft is installed at the upper end of the angle plate and is connected with the connecting frame through a bearing, the positioning mechanism is installed on the angle plate, the angle plate is connected with the sliding frame in a sliding fit mode, the connecting cylinder is connected between the sliding frame and the angle plate, the first laser welding head is installed on the sliding frame, the positioning frame is arranged in the middle of the angle plate, the lower end of the angle plate is connected with the in-out frame in a sliding fit mode, the attaching plate is arranged at the inner end of the in-out frame, when the side welding device works specifically, a first electric slide block arranged at the rear side drives a square tube clamped by a rear side tool clamp to move forwards until the attaching plate is completely attached to the butt joint face of the square tube, and then the laminating plate is withdrawn outwards by pulling the in-and-out frame towards the outer side, the square pipe clamped by the front side tool fixture is moved backwards, so that the square pipe is butted with the rear side pipe, the positioning frame is pressed towards each other, the two sides of the butted position are sucked by a gas suction mode, the two square pipes are further positioned, then the sliding frame is driven by the connecting cylinder to move, and the left side and the right side of the butted position are welded by the first laser welding head.

The upper end welding device and the lower end welding device are devices with the same structure and size, the upper end welding device comprises a sliding plate, a working cylinder, a second electric sliding block, a displacement plate and a second laser welding head, the ejection end of the working cylinder is installed on the sliding plate, the second electric sliding block is installed on the sliding plate, the displacement plate is arranged on the second electric sliding block, the second laser welding head is installed on the displacement plate, and during specific work, the sliding plate is driven to move through the working cylinder, so that the second laser welding heads which are vertically arranged correspond to the upper end and the lower end of the butt joint position respectively, the second laser welding head is driven to move left and right through the second electric sliding block, and therefore the upper end and the lower end of the butt joint position are.

The working cylinder on the upper end welding device is arranged on the connecting frame, and the sliding plate on the upper end welding device is connected with the connecting frame in a sliding fit manner.

The working cylinder on the lower end welding device is arranged on the bottom plate, and the sliding plate on the lower end welding device is connected with the bottom plate in a sliding fit mode.

The clamping mechanism comprises a fixing frame, a pushing cylinder and a clamping plate, the fixing frame is installed on the side wall of the U-shaped frame, and the fixing frame is connected with the clamping plate through the pushing cylinder.

Wherein, the inside wall of grip block lay the rubber slab.

The positioning mechanism comprises an extrusion cylinder, an extrusion block, a connecting plate and an arc-shaped sliding groove, the extrusion cylinder is installed on the angle plate, the extrusion block is installed at the ejection end of the extrusion cylinder, the connecting plate is installed on the connecting frame, the arc-shaped sliding groove is formed in the connecting plate, and the arc-shaped sliding groove is connected with the extrusion block in a sliding fit mode.

The arc-shaped sliding groove and the rotating shaft are arranged coaxially, and a rubber layer is arranged on the inner wall of the arc-shaped sliding groove.

The inner wall of the sliding frame is provided with an inner groove, the inner groove is provided with a ball, and the ball is attached to the surface of the angle plate.

The positioning frame is connected with the angle plate in a left-right sliding fit mode, and the inner end faces of the positioning frame are symmetrically provided with suckers.

The handle is installed to the outer end of business turn over frame, be releasable connection between business turn over frame and the binding plate.

(II) advantageous effects

1. According to the intelligent laser welding equipment, the fitting plate is completely fitted with the butt joint port of the square pipe in an adaptive angle adjusting mode, so that the movement track of the first laser welding head is consistent with the inclination of the butt joint port, the intelligent laser welding equipment is suitable for the butt joint ports with different inclinations, and then the periphery of the butt joint position is automatically moved and welded, so that the condition of hand shaking is avoided, personnel cannot feel tired, and the personnel safety is ensured;

2. according to the intelligent laser welding equipment, the angle of the angle plate is adjusted by the attachment of the attachment plate and the butt joint of the square pipe, then the stable conveying of a first laser welding head during working is ensured by the resistance-increasing type positioning of the positioning mechanism and the angle positioning of the angle plate by the air suction of the positioning frame, the side welding device is suitable for the butt joints with different slopes in an adaptive angle adjusting mode, and the welding working efficiency is ensured;

3. according to the intelligent laser welding equipment, the upper end welding device and the lower end welding device movably weld the upper end and the lower end of a welding position, manual operation is not needed, and personnel safety is guaranteed.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a first three-dimensional structure between the connecting frame and the side welding device according to the present invention;

FIG. 3 is a schematic view of a second perspective structure between the connecting frame and the side welding device of the present invention;

FIG. 4 is a cross-sectional view of a tooling fixture of the present invention;

FIG. 5 is a top plan view of the carriage of the present invention;

fig. 6 is a schematic diagram of square tube butt joint.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1 to 6, a laser welding intelligence is equipped, including bottom plate 1, two frock clamp 2, link 3, two side welding set 4, upper end welding set 5 and lower extreme welding set 6, bottom plate 1 around both ends install two frock clamp 2, the mid-mounting of bottom plate 1 has link 3, link 3 about both ends install two side welding set 4, upper end welding set 5 is installed to the upper end of link 3, install lower extreme welding set 6 on the bottom plate 1, and upper end welding set 5, lower extreme welding set 6 correspond about for arranging.

The tooling fixture 2 comprises a first electric slider 21, a U-shaped frame 22, two clamping mechanisms 23, an air cavity 24 and an air pump 25, the first electric slider 21 is arranged on the bottom plate 1, the U-shaped frame 22 is arranged on the first electric slider 21, the two clamping mechanisms 23 are arranged at the left end and the right end of the U-shaped frame 22, the air cavity 24 is formed in the U-shaped frame 22, the lower end of the air cavity 24 is communicated with the air pump 25, the air pump 25 is arranged on the U-shaped frame 22, air holes are uniformly formed in the U-shaped frame 22 and are communicated with the air cavity 24 up and down, in specific work, the two side walls of the square tube are clamped through the two clamping mechanisms 23, the lower end face of the square tube is tightly sucked on the U-shaped frame 22 through suction of the air pump 25, and the effect of the first electric slider 21 plays a.

Fixture 23 include mount 231, push cylinder 232 and grip block 233, mount 231 installs on the lateral wall of U type frame 22, is connected with grip block 233 through push cylinder 232 on mount 231, grip block 233's inside wall laid the rubber slab, the degree of wear of side when having reduced the centre gripping of square pipe has improved the centre gripping degree simultaneously, during specific work, drives grip block 233 through push cylinder 232 and moves for two fixture 23 carry out the centre gripping to the both sides of square pipe.

The side welding device 4 comprises an angle plate 41, a positioning mechanism 42, a connecting cylinder 43, a sliding frame 44, a first laser welding head 45, a positioning frame 46, an in-out frame 47 and a jointing plate 48, wherein a rotating shaft is installed at the upper end of the angle plate 41 and is connected with the connecting frame 3 through a bearing, the positioning mechanism 42 is installed on the angle plate 41 and is connected with the sliding frame 44 in a sliding fit manner, the connecting cylinder 43 is connected between the sliding frame 44 and the angle plate 41, the first laser welding head 45 is installed on the sliding frame 44, the positioning frame 46 is arranged in the middle of the angle plate 41, the lower end of the angle plate 41 is connected with the in-out frame 47 in a sliding fit manner, the jointing plate 48 is arranged at the inner end of the in-out frame 47, during specific work, the square tube clamped by the rear side tool fixture 2 is driven by the first electric slider 21 arranged at the rear side to move forwards until the jointing surface of the jointing plate, at this time, the square pipe does not advance any more, the angle of the angle plate 41 is positioned by the positioning mechanism 42, then the in-and-out frame 47 is pulled outward to withdraw the attaching plate 48 outward, the square pipe clamped by the front side tool clamp 2 moves backward to be abutted with the rear side pipe, the positioning frame 46 is pressed in opposite directions, both sides of the abutting position are sucked in an air suction manner, so that the two square pipes are further positioned, then the sliding frame 44 is driven to move by the connecting cylinder 43, and the left side and the right side of the abutting position are welded by the first laser welding head 45.

Positioning mechanism 42 include extrusion cylinder 421, extrusion piece 422, connecting plate 423, arc spout 424, extrusion cylinder 421 installs on angle board 41, extrusion piece 422 is installed to extrusion cylinder 421's ejecting end, installs connecting plate 423 on the link 3, has seted up arc spout 424 on the connecting plate 423, arc spout 424 is connected for sliding fit with extrusion piece 422, arc spout 424 arrange for the coaxial line with the pivot, arc spout 424 inner wall is equipped with the rubber layer, during concrete work, when the abutting surface of fitting plate 48 and square pipe is laminated completely, drive extrusion piece 422 and tightly laminate with the rubber layer through extrusion cylinder 421 to once lock the angle of angle board 41, the air suction mode of locating rack 46 carries out dual location to the angle of angle board 41 after the cooperation.

Carriage 44's inner wall on seted up the inner groovy, be equipped with the ball on the inner groovy, ball and the laminating of angle board 41 surface have reduced the friction, locating rack 46 be connected with angle board 41 through side-to-side sliding fit's mode, the interior terminal surface symmetry of locating rack 46 is equipped with the sucking disc, has played the effect that the gas was inhaled, locating rack 46's setting one side carries out the gas absorption location to two square pipes after the butt joint, on the other hand fixes a position angle board 41's angle, business turn over frame 47's outer end install the handle, be releasable connection between business turn over frame 47 and the pasting board 48, the convenience is to pasting board 48's periodic inspection, the condition that is difficult to change when having avoided pasting board 48 unevenness.

The upper end welding device 5 and the lower end welding device 6 are devices with the same structure and size, the upper end welding device 5 comprises a sliding plate 51, a working air cylinder 52, a second electric slide block 53, a displacement plate 54 and a second laser welding head 55, the ejection end of the working air cylinder 52 is arranged on the sliding plate 51, the second electric slide block 53 is arranged on the sliding plate 51, the displacement plate 54 is arranged on the second electric slide block 53, the second laser welding head 55 is arranged on the displacement plate 54, the working air cylinder 52 on the upper end welding device 5 is arranged on the connecting frame 3, the sliding plate 51 on the upper end welding device 5 is connected with the connecting frame 3 in a sliding fit manner, the working air cylinder 52 on the lower end welding device 6 is arranged on the bottom plate 1, the sliding plate 51 on the lower end welding device 6 is connected with the bottom plate 1 in a sliding fit manner, during specific work, the sliding plate 51 is driven to move, the second laser welding heads 55 arranged up and down are respectively corresponding to the upper end and the lower end of the butt joint position, and the second electric slide block 53 drives the second laser welding heads 55 to move left and right, so that the upper end and the lower end of the butt joint position are welded.

When in work:

the two square pipes are clamped through the two tool fixtures 2, the square pipes clamped by the rear tool fixtures 2 are driven to move forwards through the first electric slide block 21 arranged on the rear side until the joint surfaces of the joint plate 48 and the square pipes are completely jointed, at the moment, the square pipes do not move forwards any more, the angles of the angle plates 41 are positioned through the positioning mechanism 42, then the in-out frame 47 is pulled outwards to enable the joint plate 48 to withdraw outwards, the square pipes clamped by the front tool fixtures 2 move backwards to be jointed with the rear side pipes, the positioning frames 46 are pressed in opposite directions, two sides of a joint position are sucked in an air suction mode to further position the two square pipes, then the sliding frame 44 is driven to move through the connecting cylinder 43, and the left side and the right side of the joint position are welded through the first laser welding head 45;

the sliding plate 51 is driven to move by the working cylinder 52, so that the second laser welding heads 55 which are arranged up and down correspond to the upper end and the lower end of the butt joint position respectively, the second electric slide block 53 drives the second laser welding heads 55 to move left and right, so that the upper end and the lower end of the butt joint position are welded, at the moment, the periphery of the butt joint position is welded, and the welded square pipe is taken out.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a laser welding intelligence is equipped, includes bottom plate (1), two frock clamp (2), link (3), two side welding set (4), upper end welding set (5) and lower extreme welding set (6), its characterized in that: two tool fixtures (2) are mounted at the front end and the rear end of the bottom plate (1), a connecting frame (3) is mounted in the middle of the bottom plate (1), two side edge welding devices (4) are mounted at the left end and the right end of the connecting frame (3), an upper end welding device (5) is mounted at the upper end of the connecting frame (3), a lower end welding device (6) is mounted on the bottom plate (1), and the upper end welding device (5) and the lower end welding device (6) are arranged in a vertically corresponding mode;

the tool clamp (2) comprises a first electric slider (21), a U-shaped frame (22), two clamping mechanisms (23), an air cavity (24) and an air pump (25), the first electric slider (21) is installed on the bottom plate (1), the U-shaped frame (22) is arranged on the first electric slider (21), the two clamping mechanisms (23) are installed at the left end and the right end of the U-shaped frame (22), the air cavity (24) is formed in the U-shaped frame (22), the lower end of the air cavity (24) is communicated with the air pump (25), the air pump (25) is installed on the U-shaped frame (22), air holes are uniformly formed in the U-shaped frame (22), and the air holes are communicated with the air cavity (24) up and down;

the side welding device (4) comprises an angle plate (41), a positioning mechanism (42), a connecting cylinder (43), a sliding frame (44), a first laser welding head (45), a positioning frame (46), an in-out frame (47) and a binding plate (48), the upper end of an angle plate (41) is provided with a rotating shaft, the rotating shaft is connected with a connecting frame (3) through a bearing, the angle plate (41) is provided with a positioning mechanism (42), the angle plate (41) is connected with a sliding frame (44) in a sliding fit mode, a connecting cylinder (43) is connected between the sliding frame (44) and the angle plate (41), a first laser welding head (45) is installed on the sliding frame (44), the middle part of the angle plate (41) is provided with a positioning frame (46), the lower end of the angle plate (41) is connected with an in-out frame (47) in a sliding fit mode, and the inner end of the in-out frame (47) is provided with a binding plate (48);

the upper end welding device (5) and the lower end welding device (6) are devices with the same structure and size, the upper end welding device (5) comprises a sliding plate (51), a working cylinder (52), a second electric sliding block (53), a displacement plate (54) and a second laser welding head (55), the ejection end of the working cylinder (52) is installed on the sliding plate (51), the second electric sliding block (53) is installed on the sliding plate (51), the displacement plate (54) is arranged on the second electric sliding block (53), and the second laser welding head (55) is installed on the displacement plate (54);

the working cylinder (52) on the upper end welding device (5) is arranged on the connecting frame (3), and the sliding plate (51) on the upper end welding device (5) is connected with the connecting frame (3) in a sliding fit manner;

the working cylinder (52) on the lower end welding device (6) is arranged on the bottom plate (1), and the sliding plate (51) on the lower end welding device (6) is connected with the bottom plate (1) in a sliding fit manner.

2. The laser welding intelligent equipment of claim 1, wherein: the clamping mechanism (23) comprises a fixing frame (231), a pushing cylinder (232) and a clamping plate (233), the fixing frame (231) is installed on the side wall of the U-shaped frame (22), and the fixing frame (231) is connected with the clamping plate (233) through the pushing cylinder (232).

3. The laser welding intelligent equipment of claim 2, wherein: and a rubber plate is laid on the inner side wall of the clamping plate (233).

4. The laser welding intelligent equipment of claim 1, wherein: positioning mechanism (42) including extrusion cylinder (421), extrusion piece (422), connecting plate (423), arc spout (424), extrusion cylinder (421) are installed on angle board (41), extrusion piece (422) are installed to the ejecting end of extrusion cylinder (421), install connecting plate (423) on link (3), arc spout (424) have been seted up on connecting plate (423), arc spout (424) are connected for sliding fit with extrusion piece (422).

5. The laser welding intelligent equipment of claim 4, wherein: the arc-shaped sliding groove (424) and the rotating shaft are arranged coaxially, and a rubber layer is arranged on the inner wall of the arc-shaped sliding groove (424).

6. The laser welding intelligent equipment of claim 1, wherein: the inner wall of the sliding frame (44) is provided with an inner groove, the inner groove is provided with a ball, and the ball is attached to the surface of the angle plate (41).

7. The laser welding intelligent equipment of claim 1, wherein: the positioning frame (46) is connected with the angle plate (41) in a left-right sliding fit mode, and suckers are symmetrically arranged on the inner end face of the positioning frame (46).

8. The laser welding intelligent equipment of claim 1, wherein: the handle is installed to the outer end of business turn over frame (47), be releasable connection between business turn over frame (47) and binding plate (48).