CN103785950A - Automatic alignment welding device and alignment method thereof - Google Patents
Automatic alignment welding device and alignment method thereof Download PDFInfo
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- CN103785950A CN103785950A CN201310676100.1A CN201310676100A CN103785950A CN 103785950 A CN103785950 A CN 103785950A CN 201310676100 A CN201310676100 A CN 201310676100A CN 103785950 A CN103785950 A CN 103785950A
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- center line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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Abstract
The invention discloses an automatic alignment welding device which comprises a carrier (10). A base plate (12) provided with an electrified portion (13) is arranged on the carrier (10); a material (41) is contained in a material box (4) which is mounted on an index plate (3) arranged on a frame (2), and a welding device (5) which is disposed on the frame (2) is positioned on the outer side of the index plate (3); a clamping device (7) which is capable of moving along the X-axis, the Y-axis and the Z-axis is arranged on a manipulator base (6), the base plate (12) is tightly clamped by the clamping device (7), and the electrified portion (13) on the base plate (12) is correspondingly matched with a conductive portion (42) of material (41); a photographing alignment device (8) is mounted on the clamping device (7) and positioned above the conductive portion (42). Automatic welding can be realized, welding precision is guaranteed, and accordingly quality of subsequent battery production processes can be guaranteed. Further, an alignment method of the automatic alignment welding device is simple to operate and high in precision.
Description
Technical field
The present invention relates to field of mechanical technique, particularly relate to a kind of automatic aligning welder and alignment method thereof.
Background technology
Lithium ion battery is widely used in portable communication apparatus and portable electric appts.Lithium ion battery has the advantages that volume is little, lightweight, performance is high, safe and reliable, and application extremely extensively comprises the every field such as mobile phone, bluetooth earphone, MP3, DVD, notebook computer, and future develop is unlimited.
In polymer Li-ion battery production process, by the production process on lug battery pole piece, generally adopt semi-automatic or pure home built mode to carry out welding processing.The workpiece that adopts pure craft to weld, tends to cause not prison welding, easily occurs the phenomenon such as rosin joint, dry joint, and finished product fraction defective increases; Adopt automanual mode to weld, conventionally automation is not high, there will be simultaneously the welding position of pole piece detect inaccurate, weld unstable, welding efficiency is low, the maintenance of welding column is many, weld after highly inconsistent, solder joint can not avoid after burn-through or problem of faulty soldering, tab welding the problems such as out-of-flatness, cause the bad product of different Cheng Du and affect the charge-discharge performance of battery.
In process due to polymer Li-ion battery production, by tab welding in the production process on battery pole piece, need to determine the relative position between lug and pole piece, thereby guarantee that the positive and negative lug of finished product battery and cell integrated relative position are correct, the positive and negative lug of battery is consistent by the gross, and further rapid assurance battery is applied in the middle of electric equipment products smoothly.But in prior art normally by manually carrying out to determine the relative position of lug and pole piece, affect the precision of tab welding, also affect the quality of follow-up production process, finally have influence on the electrical property of lithium ion battery entirety.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of automatic aligning welder and alignment method thereof, can realize closing being automatically welded, guarantee the precision of welding, thereby guarantee the quality of the follow-up production process of battery, alignment method of the present invention is simple to operate simultaneously, and precision is high.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of automatic aligning welder is provided, comprises:
One material frame, is placed with carrier on described material frame, is provided with substrate on carrier, and substrate is provided with conducting parts;
One frame, described frame is provided with index dial, is equiped with material box on index dial, is placed with material on material box, and the conductive part on material is towards the outside of material box; In described frame, be also provided with welder, welder is arranged at the outside of index dial;
One manipulator base, described manipulator base is provided with the grip device that can move along X-axis, Y-axis and Z axis, and grip device clamps substrate, makes the corresponding cooperation of conductive part of conducting parts on substrate and material;
One alignment device of taking pictures, described in the alignment device of taking pictures be installed on grip device, and the alignment device of taking pictures is positioned at the top of conductive part.
Preferably, described grip device comprise rotating disc that one end and manipulator base link, with the lift cylinders that the rotating disc other end links, lift cylinders lower end is provided with jaw cylinder, jaw cylinder captures the carrier on material frame.
Preferably, described welder comprises fixed mount, be fixed on the slide rail cylinder of fixed mount and be arranged on the plumb joint of slide rail cylinder lower end, and plumb joint is corresponding with the position of conductive part.
Preferably, described material is battery battery core, and conductive part is cell polar ear.
Preferably, described plumb joint is laser plumb joint.
Preferably, described index dial is provided with equally distributed material box.
An alignment method for automatic aligning welder, its alignment method is as follows:
1) width that alignment device shoots any two conductive parts on material of taking pictures is respectively W1 and W2, gets the center line of W1 and W2 and calculates two distance B between center line, then calculate the center line A of D;
2) alignment device of taking pictures is shot conducting parts corresponding with material position on substrate, and its width is respectively w1 and w2, gets the center line of w1 and w2 and calculates two distance d between center line, then calculate the center line a of d;
3) using center line A and a as pairs of bit line, carry out contraposition, then by the conductive part welding of the conducting parts of substrate and material.
Preferably, the width of described W1 and W2 is not less than respectively the width of w1 and w2, and D is not less than the width of d.
Preferably, the alignment device of taking pictures described in is shot the width of two outside conductive parts on material.
Preferably, the alignment device of taking pictures described in shoots on material first, the width of the 3rd conductive part.
The invention has the beneficial effects as follows: a kind of automatic aligning welder of the present invention and alignment method thereof, can realize closing being automatically welded, guarantee the precision of welding, thereby guarantee the quality of the follow-up production process of battery, alignment method of the present invention is simple to operate simultaneously, and precision is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of automatic aligning welder of the present invention;
Structure enlarged drawing when Fig. 2 is a kind of automatic aligning welder of the present invention wielding neck;
Fig. 3 is the schematic diagram of the embodiment mono-of the alignment method of a kind of automatic aligning welder of the present invention;
Fig. 4 is the schematic diagram of the embodiment bis-of the alignment method of a kind of automatic aligning welder of the present invention;
Fig. 5 is the schematic diagram of the embodiment tri-of the alignment method of a kind of automatic aligning welder of the present invention;
Fig. 6 is the schematic diagram of the embodiment tetra-of the alignment method of a kind of automatic aligning welder of the present invention;
Fig. 7 is the schematic diagram of the alignment method of a kind of automatic aligning welder of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Refer to Fig. 1 and Fig. 2, the embodiment of the present invention comprises:
A kind of automatic aligning welder, comprising:
One material frame (1), is placed with carrier (10) on described material frame (1), be provided with substrate (12) on carrier, and substrate (12) is provided with conducting parts (13);
One frame (2), described frame (2) is provided with index dial (3), on index dial (3), be equiped with equally distributed material box (4), be placed with material (41) on material box (4), the conductive part (42) on material (41) is towards the outside of material box (4); In described frame (2), be also provided with welder (5), welder (5) is arranged at the outside of index dial (3);
Welder (5) comprises fixed mount (51), be fixed on the slide rail cylinder (52) of fixed mount (51) and be arranged on the plumb joint (53) of slide rail cylinder (52) lower end, plumb joint (53) is corresponding with the position of conductive part (42), and plumb joint (53) is laser plumb joint;
One manipulator base (6), described manipulator base (6) is provided with the grip device (7) that can move along X-axis, Y-axis and Z axis, grip device (7) clamps substrate (12), makes the corresponding cooperation of conductive part (42) of conducting parts (13) on substrate (12) and material (41);
The lift cylinders (72) that grip device (7) comprises rotating disc (71) that one end and manipulator base (6) link, links with rotating disc (71) other end, lift cylinders (72) lower end is provided with jaw cylinder (73), and jaw cylinder (73) captures the carrier (10) on material frame (1);
Manipulator base is provided with motor in (6), rotating disc (71) rotation of dynamo driving clamp device (7);
One alignment device (8) of taking pictures, described in take pictures that to be installed on grip device (7) upper for alignment device (8), and the alignment device of taking pictures (8) is positioned at the top of conductive part (42).
In sum, material (41) is battery battery core, and conductive part (42) is cell polar ear.
When work, rotating disc (71) rotation of the dynamo driving clamp device (7) being provided with in manipulator base (6), the jaw cylinder (73) that lift cylinders (72) lower end is provided with captures the carrier (10) on material frame (1); The position that the material (41) in material box (4) is gone to the carrier (10) capturing with jaw cylinder (73) by index dial (3) rotation is simultaneously corresponding, the alignment device of taking pictures (8) starts alignment method according to the present invention and starts to calculate and carry out contraposition operation, after contraposition finishes, plumb joint (53) welds together the conducting parts of material (41) (42) and the conducting parts (13) on substrate (12), and index dial (3) is by the extremely next station of workpiece rotation after welding.
The alignment method of a kind of automatic aligning welder of the present invention comprises:
One, in the time that the conducting parts (42) of material (41) and the conducting parts (13) of substrate (12) are plane body:
Embodiment mono-:
Referring to Fig. 3:
1) width that alignment device (8) shoots upper two conductive parts of material (41) of taking pictures is respectively W1 and W2, gets the center line of W1 and W2 and calculates two distance B between center line, then calculate the center line A of D;
2) alignment device (8) of taking pictures is shot the conducting parts (13) of upper and material (41) position of substrate (12), its width is respectively w1 and w2, get the center line of w1 and w2 and calculate two distance d between center line, then calculate the center line a of d;
3) using center line A and a as pairs of bit line, carry out contraposition, then conductive part (42) welding with material (41) by the conducting parts of substrate (12) (13).
The width of W1 and W2 is not less than respectively the width of w1 and w2, and D is not less than the width of d.
Embodiment bis-: when the conducting parts (42) of material (41) and the conducting parts (13) of substrate (12) are equipped with four:
Referring to Fig. 4:
1) width that alignment device (8) shoots upper outermost two conductive parts of material (41) of taking pictures is respectively W1 and W2, gets the center line of W1 and W2 and calculates two distance B between center line, then calculate the center line A of D;
2) alignment device (8) of taking pictures is shot the upper conducting parts (13) corresponding with material (41) position of substrate (12), its width is respectively w1 and w2, get the center line of w1 and w2 and calculate two distance d between center line, then calculate the center line a of d;
3) using center line A and a as pairs of bit line, carry out contraposition, then conductive part (42) welding with material (41) by the conducting parts of substrate (12) (13).
The width that the alignment device of taking pictures (8) in step 1) also can be shot two conductive parts of being separated by material material (41) is respectively W1 and W2, get the center line of W1 and W2 and calculate two distance B between center line, then calculate the center line A of D.
The width of W1 and W2 is not less than respectively the width of w1 and w2, and D is not less than the width of d.
Two, when the conducting parts (42) of material (41) be the conducting parts (13) of plane body, substrate (12) when the cylinder, and the conducting parts (42) of material (41) and the conducting parts (13) of substrate (12) are while being equipped with 4:
Embodiment tri-:
Referring to Fig. 5:
1) width that alignment device (8) shoots the conductive part of two of the upper outermost of material (41) of taking pictures is respectively W1 and W2, gets the center line of W1 and W2 and calculates two distance B between center line, then calculate the center line A of D;
2) alignment device (8) of taking pictures is shot the upper conducting parts (13) corresponding with material (41) position of substrate (12), its width is respectively w1 and w2, get the center line of w1 and w2 and calculate two distance d between center line, then calculate the center line a of d;
3) using center line A and a as pairs of bit line, carry out contraposition, then conductive part (42) welding with material (41) by the conducting parts of substrate (12) (13).
The width of W1 and W2 is not less than respectively the width of w1 and w2, and D is not less than the width of d.
Embodiment tetra-:
Referring to Fig. 6:
1) width that alignment device (8) shoots two conductive parts of being separated by material (41) of taking pictures is respectively W1 and W2, gets the center line of W1 and W2 and calculates two distance B between center line, then calculate the center line A of D;
2) alignment device (8) of taking pictures is shot the upper conducting parts (13) corresponding with material (41) position of substrate (12), its width is respectively w1 and w2, get the center line of w1 and w2 and calculate two distance d between center line, then calculate the center line a of d;
3) using center line A and a as pairs of bit line, carry out contraposition, then conductive part (42) welding with material (41) by the conducting parts of substrate (12) (13).
The width of W1 and W2 is not less than respectively the width of w1 and w2, and D is not less than the width of d.
As shown in Figure 7, in the time of W>w, having two kinds of situations causes according to the generation of bad of the workpiece generation of alignment method production of the present invention, when D>d, the conducting parts (42) of material (41) may and the conducting parts (13) of substrate (12) between position weld; When D<d, the conducting parts (42) of material (41) may weld with the position in the conducting parts of substrate (12) (13) outside; In the time of W<w, having two kinds of situations causes according to the generation of bad of the workpiece generation of alignment method production of the present invention, when D>d, the conducting parts (42) of material (41) may and the conducting parts (13) of substrate (12) between position weld; When D<d, the conducting parts (42) of material (41) may weld with the position in the conducting parts of substrate (12) (13) outside.Above welding situation all likely causes the phenomenon of workpiece rosin joint or dry joint to occur.
A kind of automatic aligning welder of the present invention and alignment method thereof, adopt rotating disc (71) rotation of the dynamo driving clamp device (7) being provided with in manipulator base (6), realize the running of X-direction, the jaw cylinder (73) that lift cylinders (72) lower end is provided with captures the carrier (10) on material frame (1), realizes the running of Y-axis of the present invention; The position that the material (41) in material box (4) is gone to the carrier (10) capturing with jaw cylinder (73) by index dial (3) rotation is simultaneously corresponding, has realized the function of fully automatic feeding.Improve production efficiency, reduced production cost, saved the energy.The alignment device of taking pictures of the present invention (8) has the function of automatic camera, automatic calculating, automatic aligning, greatly improve the yield rate of product, avoided the present invention to adopt new alignment method simultaneously, this alignment method has improved the accuracy that welding position detects, the stability of welding, the efficiency of welding, avoids after burn-through or rosin joint, tab welding the problems such as out-of-flatness.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. an automatic aligning welder, is characterized in that, comprising:
One material frame (1), is placed with carrier (10) on described material frame (1), be provided with substrate (12) on carrier, and substrate (12) is provided with conducting parts (13);
One frame (2), described frame (2) is provided with index dial (3), is equiped with material box (4) on index dial (3), is placed with material (41) on material box (4), and the conductive part (42) on material (41) is towards the outside of material box (4); In described frame (2), be also provided with welder (5), welder (5) is arranged at the outside of index dial (3);
One manipulator base (6), described manipulator base (6) is provided with the grip device (7) that can move along X-axis, Y-axis and Z axis, grip device (7) clamps substrate (12), makes the corresponding cooperation of conductive part (42) of conducting parts (13) on substrate (12) and material (41);
One alignment device (8) of taking pictures, described in take pictures that to be installed on grip device (7) upper for alignment device (8), and the alignment device of taking pictures (8) is positioned at the top of conductive part (42).
2. a kind of automatic aligning welder according to claim 1, it is characterized in that, the lift cylinders (72) that described grip device (7) comprises rotating disc (71) that one end and manipulator base (6) link, links with rotating disc (71) other end, lift cylinders (72) lower end is provided with jaw cylinder (73), and jaw cylinder (73) captures the carrier (10) on material frame (1).
3. a kind of automatic aligning welder according to claim 1, it is characterized in that, described welder (5) comprises fixed mount (51), be fixed on the slide rail cylinder (52) of fixed mount (51) and be arranged on the plumb joint (53) of slide rail cylinder (52) lower end, and plumb joint (53) is corresponding with the position of conductive part (42).
4. a kind of automatic aligning welder according to claim 1, is characterized in that, described material (41) is battery battery core, and conductive part (42) is cell polar ear.
5. a kind of automatic aligning welder according to claim 3, is characterized in that, described plumb joint (53) is laser plumb joint.
6. a kind of automatic aligning welder according to claim 1, is characterized in that, described index dial (3) is provided with equally distributed material box (4).
7. an alignment method for automatic aligning welder, is characterized in that: its alignment method is as follows:
1) width that alignment device (8) shoots upper any two conductive parts of material (41) of taking pictures is respectively W1 and W2, gets the center line of W1 and W2 and calculates two distance B between center line, then calculate the center line A of D;
2) alignment device (8) of taking pictures is shot the upper conducting parts (13) corresponding with material (41) position of substrate (12), its width is respectively w1 and w2, get the center line of w1 and w2 and calculate two distance d between center line, then calculate the center line a of d;
3) using center line A and a as pairs of bit line, carry out contraposition, then conductive part (42) welding with material (41) by the conducting parts of substrate (12) (13).
8. the alignment method of a kind of automatic aligning welder according to claim 7, is characterized in that: the width of described W1 and W2 is not less than respectively the width of w1 and w2, and D is not less than the width of d.
9. the alignment method of a kind of automatic aligning welder according to claim 7, is characterized in that: described in take pictures alignment device (8) shoot material (41) upper two outside conductive parts (42) width.
10. the alignment method of a kind of automatic aligning welder according to claim 7, is characterized in that: described in the alignment device (8) of taking pictures shoot that material (41) is upper first, the width of the 3rd conductive part (42).
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| CN201310676100.1A CN103785950A (en) | 2013-12-11 | 2013-12-11 | Automatic alignment welding device and alignment method thereof |
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| CN104914520A (en) * | 2015-05-25 | 2015-09-16 | 中南大学 | Automatic coupling device of three-in-one coaxial type photoelectronic device |
| CN105643092A (en) * | 2014-11-13 | 2016-06-08 | 大族激光科技产业集团股份有限公司 | Method for regaining coordinates of workpiece through CCD during combined machining |
| CN105750771A (en) * | 2016-04-18 | 2016-07-13 | 苏州鸿普精密模具有限公司 | Indicator light welding device of socket assembling machine |
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| CN104914520A (en) * | 2015-05-25 | 2015-09-16 | 中南大学 | Automatic coupling device of three-in-one coaxial type photoelectronic device |
| CN104914520B (en) * | 2015-05-25 | 2016-07-06 | 中南大学 | A kind of three-body type coaxial type opto-electronic device automatic coupling device |
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