CN213196259U - a welding machine - Google Patents

Abstract

The utility model provides a welding machine belongs to welding machine technical field. It has solved the unstable problem of welding of current welding machine. This welding machine, including feeding mechanism, welding robot and can be with the tight base of work piece clamp and the tilting mechanism that can drive the base upset, feeding mechanism can deliver to the tight work piece of base clamp with the part and weld the part on the work piece through welding robot, is connected with spacing on the base, is equipped with the spacer pin that can supply the corner fittings cover to establish on the spacing, sets up the opening that can supply the embedding of corner fittings part on the base, and the opening is towards the outside of base. The welding of this welding machine is more stable.

Description

Welding machine

Technical Field

The utility model belongs to the technical field of the welding machine, a welding machine is related to.

Background

With the continuous development of science and technology, what people usually adopted when being connected with spare part on the work piece is the mode of welding, and manual welding can consume great manpower to the requirement to the staff is higher, therefore what current commonly adopted is that the welding machine processes the work piece.

For example, the Chinese patent application (patent application number: 201720990240.X) discloses a reversible stud welding clamp, which comprises a support, a shaft supporting mechanism, a turnover base and a clamping mechanism, wherein the support comprises a left frame, a right frame, a first cross bar, a second cross bar, a left frame and a right frame which are rectangular frames with the same size, the number of the shaft supporting mechanisms is two, one of the shaft supporting mechanisms is arranged on the upper surface of the left frame, the other shaft supporting mechanism is arranged on the upper surface of the right frame, the shaft supporting mechanism comprises a shaft hole which horizontally penetrates through, the axis of the shaft hole is vertical to the plane of the left frame, the clamping mechanism is arranged on the overturning base, the clamping mechanism comprises a clamping cylinder, a pressing arm, a connecting piece, a connecting plate and a workpiece supporting block, wherein the clamping cylinder is connected with the connecting plate and fixed at the edge of the overturning base through the connecting plate.

Although the above structure can clamp the workpiece by the clamping mechanism and turn the workpiece by turning the base, as shown in fig. 1, the existing workpiece sometimes needs to be welded with a corner fitting, where the existing corner fitting includes a bottom plate 11, the bottom plate 11 has an insertion hole 111, the edge of the bottom plate 11 is bent to form a positioning flange 12, the positioning flange 12 has an arc-shaped positioning plate 121 and two limiting plates 122 having inclined surfaces 123, the two limiting plates 122 are located on two sides of the positioning plate 121, and the limiting plates 122 and the positioning plate 121 are integrally formed; therefore, in the welding process, the workpiece of the corner fitting is large, and the turnover and welding of the workpiece can be influenced, so that the conventional clamping mechanism and the turnover base can collide with the corner fitting, the workpiece is difficult to weld, and the welding stability of the welding machine is influenced.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a welding machine, the utility model aims to solve the technical problem that: how to solve the unstable problem of welding of current welding machine.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a welding machine, includes feeding mechanism, welding robot and can be with the tight base of work piece clamp and the tilting mechanism that can drive the base upset, feeding mechanism can deliver to the part on the tight work piece of base clamp and weld the part on the work piece through welding robot, a serial communication port, be connected with spacing seat on the base, be equipped with the spacer pin that can supply the corner fittings cover to establish on the spacing seat, set up the opening that can supply the embedding of corner fittings part on the base, the opening is towards the outside of base.

The working principle is as follows: place the work piece on the base earlier, and press from both sides the work piece tightly, transfer the part to the work piece that the base presss from both sides tightly through feeding mechanism, welding robot accomplishes the welding on the work piece with the part welding this moment, but add man-hour at this case work piece, still need to weld the corner fitting on the work piece, consequently, need be provided with spacing seat on the base, and be equipped with the spacer pin on spacing seat, the corner fitting can be established on the spacer pin through the jack bush this moment, thereby the location to the corner fitting has been realized, the opening has still been seted up on the base, open-ended setting, make the work piece drive the corner fitting more convenience that overturns together, and the welding of welding robot has also been made things convenient for, welding robot provides certain space for welding robot's welding, thereby further promotion the stability of whole welding machine.

In the welding machine, the base is provided with a pushing cylinder capable of driving the limiting pin to move back and forth, and the limiting seat part is arranged above the opening.

The setting of this structure for when the corner fittings cover was established on the spacer pin, the spacer pin can carry on spacingly to the corner fittings, and promoted welding robot welded stability, and after work piece processing was accomplished, can directly promote in the cylinder withdraws the spacer pin spacing seat through the drive, and further the unloading that makes work piece processing accomplish is more convenient.

In the welding machine, the base is provided with a plurality of limiting columns for sleeving the workpiece and abutting columns for abutting the workpiece, and the base is also provided with a clamping mechanism capable of clamping the workpiece on the abutting columns.

The setting of spacing post can carry out preliminary location to the work piece, and supports to lean on the post can cooperate with clamping mechanism, with the stable location of work piece on the base, has avoided the work piece to take place the displacement at the upset or welded in-process, further promotion welding machine welded stability.

In the welding machine, the clamping mechanism comprises a clamping cylinder and a clamping arm, one end of the clamping arm is hinged to a piston rod of the clamping cylinder, the clamping cylinder comprises a cylinder shell, a hinge seat is arranged on the cylinder shell, a hinge arm is hinged to the hinge seat, one end of the hinge arm is hinged to the middle of the clamping arm, and the clamping cylinder drives the clamping arm to rotate and then compresses the clamping arm on a corresponding abutting column.

Through drive die clamping cylinder, die clamping cylinder's piston rod promotes the one end rebound of clamp arm, and because the middle part of clamp arm articulates on the cylinder casing through white east, the other end of clamp arm passes through lever principle and moves down and can compress tightly the work piece and lean on the post to realized the location to the work piece, promoted the stability of welding machine.

In foretell welding machine, feeding mechanism includes manipulator, stopper, spring and the mounting panel of being connected with the manipulator, the stopper passes through the spring and is connected with the mounting panel, sets up the spacing groove that can supply the locating plate embedding of corner fitting on the stopper, be equipped with at least one magnet that can inhale the locating plate tightly on the spacing groove.

The manipulator controls the mounting plate, the spring and the limiting block to move together to the position above the corner fitting, the positioning plate of the corner fitting can be partially or completely positioned in the limiting groove by moving downwards, and if the positioning plate of the corner fitting is completely positioned in the limiting groove, the corner fitting can be directly sucked tightly by the magnetic part and positioned in the limiting groove; if the locating plate of corner fitting is when the part is located the spacing inslot, because the spacing groove also is the arc, the locating plate also is the arc, in-process that pushes down gradually at the stopper, because support each other between the locating plate of corner fitting and the cell wall of spacing groove and lean on, the guiding force that has leaded to the stopper can receive the locating plate has the trend of slope, the spring can drive the stopper slope and make the locating plate can all imbed the spacing inslot, inhale tight with the corner fitting through the magnetic part, further promotion the stability of corner fitting material loading, also further promotion welding machine welded stability.

In the welding machine, the mounting plate is connected with an auxiliary limiting plate, the auxiliary limiting plate is located right behind the limiting block, and a gap is formed between the auxiliary limiting plate and the limiting block.

Because the setting of the limiting plate of stopper and corner fittings for the corner fittings can appear the corner fittings and can drive the stopper and move towards the one end of supplementary limiting plate at the in-process of embedding spacing groove, and supplementary limiting plate has the limiting displacement to the stopper, avoids the stopper to make the corner fittings can't imbed the spacing inslot towards this end motion of supplementary stopper always, thereby makes the setting that the corner fittings can be more stable at the spacing inslot, further promotion welding machine welded stability.

In the welding machine, through holes for the limiting pins to penetrate through are formed in the auxiliary limiting plate and the limiting block.

The setting of through-hole makes things convenient for the rapid cover of corner fittings to establish on the spacer pin for cup joint more stable of corner fittings and spacer pin, thereby can further promote the stability of corner fittings.

In the welding machine, the feeding mechanism further comprises a vibrating disc and a feeding pipeline, the vibrating disc can be used for parts to vibrate and move out, the feeding pipeline is connected with an outlet of the vibrating disc, the vibrating disc and the feeding pipeline are arranged on the machine frame, a feeding groove capable of allowing the parts to slide is formed in the feeding pipeline, a feeding cylinder is further arranged on the machine frame, and a piston rod of the feeding cylinder is connected with a pneumatic finger chuck or an electromagnet capable of clamping the parts in the feeding groove.

The part through the vibration dish vibration and from the export of vibration dish shift out to the material loading inslot of charging conduit to slide in the last silo, the piston rod of material loading cylinder can drive pneumatic finger chuck and press from both sides the part clamp and get to the work piece of bottom plate on or absorb the work piece to the bottom plate through the electro-magnet this moment, above-mentioned structure makes the process of pay-off simple more and stable, further promotion the work efficiency and the stability of welding machine.

In foretell welding machine, the material loading pipeline includes the shielding plate, the shielding plate can shelter from the notch part of material loading groove, the one end that the material loading pipeline is close to the base has the step of stepping down, pneumatic finger chuck can imbed in the step of stepping down.

Due to the arrangement of the shielding plate, the parts are prevented from sliding out of the notch of the abdicating groove when sliding in the abdicating groove, and the feeding stability is further improved; and the step of stepping down for pneumatic finger chuck can be stable and convenient get the part clamp, further promotion the pay-off efficiency and the pay-off stability of welding machine.

In foretell welding machine, tilting mechanism is including setting up upset motor and two supporting seats in the frame, and two supporting seats set up the both ends at the base respectively, all be equipped with the pivot on the supporting seat, the pivot all is connected with the base, and the pivot of one of them supporting seat links firmly with the motor shaft of upset motor.

The setting of supporting seat for the setting of base is more stable, and adopts the upset motor to drive the base and rotate, makes the rotation of base more stable, further promotion the stability of welding machine.

Compared with the prior art, this welding machine has the advantage: the opening has been seted up on the base for the work piece drives the corner fitting convenience more that overturns together, and has also made things convenient for welding robot's welding, provides certain space for welding robot's welding, thereby further promotion the stability of whole welding machine.

Drawings

FIG. 1 is a schematic view of the structure of the corner fitting to be welded by the present welding machine.

FIG. 2 is a schematic structural view of the present welder.

FIG. 3 is a partial schematic view of the welding machine assembled with the corner fitting.

FIG. 4 is a schematic view of a portion of the structure of the present welder.

Fig. 5 is a partially enlarged view of a portion a in fig. 4.

FIG. 6 is a schematic view of a part of the feeding mechanism of the welding machine.

In the figure, 1, corner fittings; 11. a base plate; 111. a jack; 12. positioning the flanging; 121. positioning a plate; 122. a limiting plate; 123. an inclined surface; 2. a feeding mechanism; 21. a manipulator; 22. a limiting block; 221. a limiting groove; 23. a spring; 24. mounting a plate; 241. an auxiliary limiting plate; 242. a gap; 243. a through hole; 25. a vibrating pan; 26. a feeding pipeline; 261. a feeding trough; 262. a shielding plate; 263. a abdicating step; 3. a welding robot; 4. a base; 41. a limiting seat; 411. a spacing pin; 42. an opening; 43. a push cylinder; 44. a limiting column; 45. an abutment post; 5. a turnover mechanism; 51. turning over a motor; 52. a supporting seat; 521. a rotating shaft; 6. a workpiece; 7. a part; 8. a clamping mechanism; 81. a clamping cylinder; 811. a cylinder case; 82. a clamp arm; 83. a hinged seat; 84. an articulated arm; 9. a frame; 91. a feeding cylinder; 911. a pneumatic finger grip; 912. an electromagnet.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the welding machine comprises a feeding mechanism 2, a welding robot 3, a base 4 and a turnover mechanism 5, wherein the base 4 can clamp a workpiece 6, the turnover mechanism 5 can drive the base 4 to turn over, and the feeding mechanism 2 can convey a part 7 to the workpiece 6 clamped by the base 4 and weld the part 7 on the workpiece 6 through the welding robot 3.

Specifically, as shown in fig. 1-6, the base 4 is connected with a limiting seat 41, the limiting seat 41 is provided with a limiting pin 411 for the corner fitting 1 to be sleeved on, the base 4 is provided with an opening 42 for the corner fitting 1 to be partially inserted into, and the opening 42 faces the outside of the base 4.

The working principle is as follows: place work piece 6 on base 4 earlier, and press from both sides work piece 6 tightly, transfer part 7 to the tight work piece 6 of base 4 clamp through feeding mechanism 2, welding robot 3 accomplishes the welding with part 7 welding on work piece 6 this moment, but add man-hour at this case work piece 6, still need to weld corner fittings 1 on work piece 6, consequently, need be provided with spacing seat 41 on base 4, and be equipped with spacer pin 411 on spacing seat 41, corner fittings 1 can overlap on spacer pin 411 through jack 111 this moment, thereby realized the location to corner fittings 1, opening 42 has still been seted up on base 4, opening 42's setting, make work piece 6 drive corner fittings 1 upset convenience more together, and also made things convenient for welding robot 3's welding, provide certain space for welding robot 3's welding, thereby further promoted the stability of whole welding machine.

As shown in fig. 2-4, the base 4 is provided with a pushing cylinder 43 capable of driving the limit pin 411 to move back and forth, the limit seat 41 is partially disposed above the opening 42, the base 4 is provided with a plurality of limit posts 44 for the workpiece 6 to be sleeved on and a plurality of abutting posts 45 for the workpiece 6 to abut against, and the base 4 is further provided with a clamping mechanism 8 capable of clamping the workpiece 6 on the abutting posts 45.

As shown in fig. 4, the clamping mechanism 8 includes a clamping cylinder 81 and a clamping arm 82, one end of the clamping arm 82 is hinged to a piston rod of the clamping cylinder 81, the clamping cylinder 81 includes a cylinder housing 811, a hinge seat 83 is provided on the cylinder housing 811, a swing arm is hinged to the hinge seat 83, one end of the swing arm is hinged to the middle of the clamping arm 82, and the clamping cylinder 81 drives the clamping arm 82 to rotate and then press against the corresponding abutting column 45.

As shown in fig. 2 and fig. 3, the feeding mechanism 2 includes a mechanical arm 21, a limiting block 22, a spring 23 and a mounting plate 24 connected with the mechanical arm 21, the limiting block 22 is connected with the mounting plate 24 through the spring 23, a limiting groove 221 for embedding the positioning plate 121 of the corner fitting 1 is formed in the limiting block 22, at least one magnet capable of tightly attracting the positioning plate 121 is arranged on the limiting groove 221, an auxiliary limiting plate 241 is connected to the mounting plate 24, the auxiliary limiting plate 241 is located right behind the limiting block 22, a gap 242 is formed between the auxiliary limiting plate 241 and the limiting block 22, and through holes 243 for the penetration of the limiting pin 411 are formed in the auxiliary limiting plate 241 and the limiting block 22.

As shown in fig. 4, the turnover mechanism 5 includes a turnover motor 51 and two support seats 52, which are disposed on the frame 9, the two support seats 52 are disposed at two ends of the base 4, the support seats 52 are both provided with a rotation shaft 521, the rotation shafts 521 are both connected to the base 4, and the rotation shaft 521 of one of the support seats 52 is fixedly connected to a motor shaft of the turnover motor 51.

As shown in fig. 4-6, the welding machine includes a frame 9, the feeding mechanism 2 further includes a vibrating disk 25 for the part 7 to vibrate and move out, and a feeding pipe 26 connected to an outlet of the vibrating disk 25, the vibrating disk 25 and the feeding pipe 26 are both disposed on the frame 9, a feeding groove 261 for the part 7 to slide is disposed in the feeding pipe 26, a feeding cylinder 91 is further disposed on the frame 9, a piston rod of the feeding cylinder 91 is connected with a pneumatic finger chuck 911 or an electromagnet 912 capable of clamping the part 7 in the feeding groove 261, the feeding pipe 26 includes a shielding plate 262, the shielding plate 262 can shield a notch portion of the feeding groove 261, a yield step 263 is disposed at one end of the feeding pipe 26 close to the base 4, and the pneumatic finger chuck 911 can be embedded into the yield step 263.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides a welding machine, includes feeding mechanism (2), welding robot (3) and can drive tilting mechanism (5) of base (4) upset with tight base (4) of work piece (6) clamp, feeding mechanism (2) can send part (7) to on base (4) tight work piece (6) and through welding robot (3) with part (7) welding on work piece (6), its characterized in that, be connected with spacing seat (41) on base (4), be equipped with spacer pin (411) that can supply corner fitting (1) cover to establish on spacing seat (41), set up opening (42) that can supply corner fitting (1) part embedding on base (4), opening (42) are towards the outside of base (4).

2. The welding machine according to claim 1, characterized in that the base (4) is provided with a pushing cylinder (43) which can drive the limit pin (411) to move back and forth, and the limit seat (41) is partially arranged above the opening (42).

3. The welding machine according to claim 1 or 2, characterized in that a plurality of limiting columns (44) for sleeving the workpiece (6) and abutting columns (45) for abutting the workpiece (6) are arranged on the base (4), and a clamping mechanism (8) capable of clamping the workpiece (6) on the abutting columns (45) is further arranged on the base (4).

4. The welding machine according to claim 3, characterized in that the clamping mechanism (8) comprises a clamping cylinder (81) and a clamping arm (82), one end of the clamping arm (82) is hinged with a piston rod of the clamping cylinder (81), the clamping cylinder (81) comprises a cylinder shell (811), a hinged seat (83) is arranged on the cylinder shell (811), a swing arm is hinged on the hinged seat (83), one end of the swing arm is hinged with the middle part of the clamping arm (82), and the clamping cylinder (81) drives the clamping arm (82) to rotate and then press on the corresponding abutting column (45).

5. The welding machine according to claim 1 or 2, characterized in that the feeding mechanism (2) comprises a manipulator (21), a limiting block (22), a spring (23) and a mounting plate (24) connected with the manipulator (21), the limiting block (22) is connected with the mounting plate (24) through the spring (23), a limiting groove (221) for embedding a positioning plate (121) of the corner fitting (1) is formed in the limiting block (22), and at least one magnet capable of tightly attracting the positioning plate (121) is arranged on the limiting groove (221).

6. The welding machine according to claim 5, characterized in that an auxiliary limiting plate (241) is connected to the mounting plate (24), the auxiliary limiting plate (241) is located right behind the limiting block (22), and a gap (242) is formed between the auxiliary limiting plate (241) and the limiting block (22).

7. The welding machine according to claim 6, characterized in that the auxiliary limit plate (241) and the limit block (22) are both provided with through holes (243) through which the limit pin (411) can pass.

8. The welding machine according to claim 1 or 2, characterized in that the welding machine comprises a rack (9), the feeding mechanism (2) further comprises a vibrating disk (25) and a feeding pipeline (26), the vibrating disk (25) can be used for allowing the parts (7) to vibrate and move out, the feeding pipeline (26) is connected with an outlet of the vibrating disk (25), the vibrating disk (25) and the feeding pipeline (26) are both arranged on the rack (9), a feeding groove (261) capable of allowing the parts (7) to slide is formed in the feeding pipeline (26), a feeding cylinder (91) is further arranged on the rack (9), and a piston rod of the feeding cylinder (91) is connected with a pneumatic manual finger chuck (911) or an electromagnet (912) capable of clamping the parts (7) in the feeding groove (261).

9. The welding machine according to claim 8, characterized in that the feeding duct (26) comprises a shutter (262), the shutter (262) being able to partially shield the mouth of the feeding channel (261), the end of the feeding duct (26) close to the base (4) having a relief step (263), the pneumatic finger grip (911) being able to be inserted inside the relief step (263).

10. The welding machine according to claim 8, characterized in that the turnover mechanism (5) comprises a turnover motor (51) and two supporting seats (52) which are arranged on the frame (9), the two supporting seats (52) are respectively arranged at two ends of the base (4), the supporting seats (52) are respectively provided with a rotating shaft (521), the rotating shafts (521) are respectively connected with the base (4), and the rotating shaft (521) of one of the supporting seats (52) is fixedly connected with a motor shaft of the turnover motor (51).

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