CN201102123Y - Induction type spot welding pen - Google Patents
Induction type spot welding pen Download PDFInfo
- Publication number
- CN201102123Y CN201102123Y CNU2007201717638U CN200720171763U CN201102123Y CN 201102123 Y CN201102123 Y CN 201102123Y CN U2007201717638 U CNU2007201717638 U CN U2007201717638U CN 200720171763 U CN200720171763 U CN 200720171763U CN 201102123 Y CN201102123 Y CN 201102123Y
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- overcoat
- capillary
- spot welding
- spot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000003466 welding Methods 0.000 title claims abstract description 51
- 230000006698 induction Effects 0.000 title claims description 21
- 230000001939 inductive effect Effects 0.000 claims abstract description 41
- 230000033001 locomotion Effects 0.000 claims description 14
- 210000000078 claw Anatomy 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Branch Pipes, Bends, And The Like (AREA)
Abstract
The utility model discloses an inductive spot-welding pencil, which comprises a spot-welding needle, a jacket and a sleeve that is nested in the jacket and can axially move relative to the jacket for a certain distance; the spot-welding needle can be fixed in the sleeve, and the working end of the spot-welding needle is exposed; the sleeve is provided with an inductive head, and the jacket is provided with an inductive switch; an elastic part is arranged between the jacket and the sleeve. The inductive spot-welding pencil utilizes the inductive switch to control the triggering of spot welding and resolves the problem that products are condemned due to the sparking phenomena caused by the control of a pedal switch; the consistency of products can be improved; a thin spot-welding needle can be used, thus reducing the consumption of spot-welding needles; the operation of the inductive spot-welding pencil is convenient, thus reducing the labor intensity of an operator.
Description
Technical field
The utility model relates to welding equipment, especially a kind of easy to operate spot welding pen.
Background technology
The spot welding pen is applied in a lot of occasions, for example the welding of lithium ion cell polar ear.Fig. 1 shows the structure of widely used spot welding pen in the prior art.As shown in Figure 1, this spot welding pen comprises a capillary 1 and the connector 20 that electrically connects with a capillary 1, and connector 20 can electrically connect by floor push and mash welder.During work, the hand-held point of operating personnel capillary 1, the end (left end of Fig. 1 mid point capillary 1) of a capillary 1 is contacted with welding position (placing on the negative pole copper coin that electrically connects with mash welder), step on floor push trigger point welding machine simultaneously, finish spot welding the welding position.This spot welding needle construction is very simple, easy to operate, but has following defective: may cause product rejection owing to trick cooperates the inconsistent sparking phenomenon that takes place when 1, operating; When 2, operating, the dynamics possibility that hand-held some capillary Contact welding connects the position is different at every turn, and the weldering spot of formation also can be different, and consistency of product is had a negative impact; 3, contact the time point capillary with the welding position be stressed to the hand-held point of an operating personnel capillary, and need use thicker some capillary to keep enough rigidity.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of easy to operate spot welding pen.
For solving the problems of the technologies described above, the utility model provides a kind of induction type spot welding pen, comprises a capillary, overcoat, is set in the overcoat and can be in the certain distance of axial direction and the sleeve pipe of overcoat generation relative motion; The point capillary can be fixed in the sleeve pipe and the working end of some capillary is exposed to space outerpace; Sleeve pipe is provided with inductive head, but puts the position that is provided with the sensitive head and the inductive switch of trigger point welding machine outward; Be provided with between overcoat and the sleeve pipe and make inductive head and inductive switch keep mutual elastomeric element away from trend.
Under the holding state, the positive pole of some capillary and mash welder electrically connects, and can adopt the sleeve pipe of conduction, and the positive pole of sleeve pipe and mash welder is electrically connected, the point capillary and the sleeve pipe that are fixed in the sleeve pipe are electric connections, thereby realize the electric connection of some capillary and mash welder positive pole; Workpiece to be welded places on the copper coin that electrically connects with the mash welder negative pole; Elastomeric element applies elastic force to overcoat and sleeve pipe makes inductive head be positioned at outside the actual induction distance of inductive switch, and inductive switch is the trigger point welding machine not; During spot welding, operating personnel's hand is held the overcoat of spot welding pen, the working end (i.e. an end that contacts with position to be welded) of a capillary is replaced at position to be welded and afterburningly be applied to elastic force on overcoat and the sleeve pipe to overcome elastomeric element, overcoat and sleeve pipe generation relative motion, inductive head is close until the actual induction distance that reaches inductive switch to inductive switch, inductive switch trigger point welding machine, finish spot welding, hand is held overcoat and is made the working end of a capillary leave the elastic force that elastomeric element is applied on overcoat and the sleeve pipe behind the workpiece to make overcoat and sleeve pipe that reverse relative motion take place, sleeve pipe, point capillary and inductive head reset, inductive head is positioned at outside the actual induction distance of inductive switch again, and the spot welding pen is in holding state once more.
As improvement of the present utility model, the pen point casing with internal thread is set; One end of the corresponding points capillary working end of sleeve pipe has two lobes that keep certain interval each other or two lobes with upper clipping claw, and each claw has the combination external screw thread suitable with the internal thread of pen point casing; The pen point casing rotation set on the combination external screw thread time each claw will put capillary and clamp to realize some capillary fixing in sleeve pipe.External screw thread on each claw is made the suitable combination external screw thread of internal thread of as a whole formation and pen point casing.
Further improve as the utility model, corresponding to an end of overcoat, pen point casing or sleeve pipe are provided with first Ka Tai of the extreme position that limits overcoat and sleeve pipe relative motion; Corresponding to the other end of overcoat, sleeve pipe is provided with second Ka Tai of the extreme position that limits overcoat and sleeve pipe relative motion.First Ka Tai and second Ka Tai define sleeve pipe and the distance range that is enclosed within axial direction generation relative motion outward.
Elastomeric element can be for being set on the spring on the sleeve pipe; The appropriate position of outer casing inner wall and sleeve outer wall is respectively equipped with step surface, and spring is between these two step surfaces.
Overcoat can be insulating coating, can improve the security of spot welding pen like this.
The beneficial effects of the utility model are: 1, utilize inductive switch to control the triggering of spot welding, contact with position to be welded when spot welding triggers the time point capillary, overcome in the prior art and controlled and to cause the sparking phenomenon to make the problem of product subscription rate because of trick is inconsistent with floor push; 2, inductive switch is according to the triggering of the Position Control spot welding of inductive head, and to be applied to the power that power on the sleeve pipe that is some capillary Contact welding connect the position be the same to elastomeric element when triggering at every turn, can improve consistency of product; 3, the some capillary is fixed in the sleeve pipe, to the rigidity requirement reduction of a capillary itself, can use thinner some capillary (the utility model uses the some capillary of 3mm to get final product, and of the prior art some capillary shown in Figure 1 needs 6mm), has reduced the consumption of some capillary; 4, easy operating has reduced labor intensity of operating personnel.
Description of drawings
Below by the specific embodiment also in conjunction with the accompanying drawings, the present invention is described in further detail:
Fig. 1 is the structural representation of widely used spot welding pen in the prior art;
Fig. 2 is the cross-sectional schematic of a kind of embodiment of the utility model;
Fig. 3 is the left view of the chuck 4 among Fig. 2;
Fig. 4 is the vertical view of the fixed cover 7 among Fig. 2.
The specific embodiment
Fig. 2, Fig. 3 and Fig. 4 show a kind of specific embodiment of the present utility model.
As shown in Figure 2, this spot welding pen comprises a capillary 1, sleeve pipe 2, overcoat 3, spring 10, pen point casing 11, inductive switch 14 and inductive head 16; Sleeve pipe 2 comprises the chuck 4 and the contiguous block 5 that can be fixed together by threaded engagement, overcoat 3 comprises the chuck 6 and the fixed cover 7 that can be fixed together by threaded engagement, overcoat that chuck 6 and fixed cover 7 are combined into 3 is hollow-core construction, and sleeve pipe 2 is set in the cavity of overcoat 3 and can in axial direction with overcoat 3 relative motions takes place in certain distance in this cavity; Sleeve pipe 2, overcoat 3, spring 10, pen point casing 11, chuck 4, contiguous block 5, chuck 6 and fixed cover 7 are circle; Pen point casing 11 has internal thread; In conjunction with Fig. 3, the left end of chuck 4 is the claw 12 that two lobes keep certain interval each other, external screw thread on the two lobe claws 12 forms the suitable combination external screw thread of internal thread with pen point casing 11, point capillary 1 inserts the working end (being the left end among Fig. 2) of chuck 4 and some capillary 1 when being exposed to space outerpace, pen point casing 11 is tightened on the combination external screw thread of two lobe claws 12, two lobe claws 12 will be put capillary 1 and clamp to realize some capillary 1 fixing in sleeve pipe 2; The outer surface of chuck 4 is provided with outer step surface 8, and the inner surface of chuck 6 is provided with interior step surface 9, be set on the chuck 4 spring 10 outside between step surface 8 and the interior step surface 9; Inductive switch 14 is located at the right-hand member of fixed cover 7, inductive head 16 is fixed on the contiguous block 5, but inductive switch 14 is provided with the induction terminal 15 of the position of sensitive 16, in conjunction with Fig. 4, fixed cover 7 is provided with groove 13 can expose to aim at induction terminal 15 inductive head 16 that is fixed in contiguous block 5 from groove; The external diameter of pen point casing 11 right-hand members (being equivalent to first Ka Tai) is greater than the internal diameter of chuck 6 left ends, the external diameter of contiguous block 5 right-hand members (being equivalent to second Ka Tai) is greater than the internal diameter of fixed cover 7 right-hand members, and pen point casing 11 and contiguous block 5 can limit the distance range of sleeve pipe 2 and overcoat 3 relative motions; Chuck 4 and contiguous block 5 are electric conductor, and chuck 6 and fixed cover 7 are insulator.
During assembling, 7 one-tenth overcoats of chuck 6 and fixed cover 3, point capillary 1 inserts the working end (being the left end among Fig. 2) of chuck 4 and some capillary 1 and exposes, pen point casing 11 is tightened on the two lobe claws 12, two lobe claws 12 will be put capillary 1 and clamp, then left end insertion, the contiguous block 5 of chuck 4 from chuck 6 inserted from the right-hand member of fixed cover 7, chuck 4 and contiguous block 5 screw; Under the holding state, contiguous block 5 electrically connects so that the positive pole of some capillary 1 and mash welder electrically connects with the positive pole of mash welder, and workpiece to be welded places on the copper coin that electrically connects with the mash welder negative pole; Spring 10 applies elastic force to sleeve pipe 2 and overcoat 3 makes inductive head 16 be positioned at outside the actual induction distance of induction terminal 15, and contiguous block 5 right-hand members (being equivalent to second Ka Tai) contact with fixed cover 7 right-hand members, at this moment inductive switch 14 trigger point welding machine not; During spot welding, operating personnel's hand is held overcoat 3, make the working end (being the left end that Fig. 2 plants) of a capillary 1 replace at position to be welded also afterburning to overcome the elastic force of spring 10, relative motion takes place in sleeve pipe 2 and overcoat 3, inductive head 16 is close until the actual induction distance that reaches induction terminal 15, inductive switch 14 trigger point welding machines to induction terminal 15; Operating personnel's hand holds overcoat 3, make the working end of a capillary 1 (being the left end that Fig. 2 plants) replace at position to be welded and the afterburning inductive head 16 that makes in the close process of induction terminal 15, the position that pen point casing 11 right-hand members (being equivalent to first Ka Tai) and chuck 6 left ends are replaced mutually is that sleeve pipe 2 and overcoat 3 are at the extreme position that changes direction generation relative motion; Finish spot welding, hand is held left end that overcoat 3 makes a capillary 1 and is left the elastic force that workpiece rear spring 10 is applied to sleeve pipe 2 and overcoat 3 and make sleeve pipe 2 and overcoat 3 that reverse relative motion take place, sleeve pipe 2, some capillary 1 and inductive head 16 reset, inductive head 16 is positioned at outside the actual induction distance of induction terminal 15 again, and the spot welding pen is in holding state once more.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (5)
1, a kind of induction type spot welding pen comprises a capillary, it is characterized in that: also comprise overcoat, be set in the described overcoat and can be in the certain distance of axial direction and the sleeve pipe of described overcoat generation relative motion; Described some capillary can be fixed in the described sleeve pipe and the working end of described some capillary is exposed to space outerpace; Described sleeve pipe is provided with inductive head, and described outer putting is provided with the position that can respond to described inductive head and the inductive switch of trigger point welding machine; Be provided with between described overcoat and the sleeve pipe and make described inductive head and inductive switch keep mutual elastomeric element away from trend.
2, induction type spot welding pen according to claim 1 is characterized in that: comprise the pen point casing with internal thread; One end of corresponding described some capillary working end of described sleeve pipe has two lobes that keep certain interval each other or two lobes with upper clipping claw, and each described claw has the combination external screw thread suitable with the internal thread of described pen point casing; Described pen point casing rotation set on described combination external screw thread the time each described claw described some capillary clamped to realize described some capillary fixing in described sleeve pipe.
3, induction type spot welding pen according to claim 2 is characterized in that: corresponding to an end of described overcoat, described pen point casing or sleeve pipe are provided with first Ka Tai of the extreme position that limits described overcoat and sleeve pipe relative motion; Corresponding to the other end of described overcoat, described sleeve pipe is provided with second Ka Tai of the extreme position that limits described overcoat and sleeve pipe relative motion.
4, according to claim 1,2 or 3 described induction type spot welding pens, it is characterized in that: described elastomeric element is the spring that is set on the described sleeve pipe; The appropriate position of described outer casing inner wall and described sleeve outer wall is respectively equipped with step surface, and described spring is between these two step surfaces.
5, induction type spot welding pen according to claim 4, it is characterized in that: described overcoat is an insulating coating.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201717638U CN201102123Y (en) | 2007-09-11 | 2007-09-11 | Induction type spot welding pen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201717638U CN201102123Y (en) | 2007-09-11 | 2007-09-11 | Induction type spot welding pen |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201102123Y true CN201102123Y (en) | 2008-08-20 |
Family
ID=39949141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2007201717638U Expired - Lifetime CN201102123Y (en) | 2007-09-11 | 2007-09-11 | Induction type spot welding pen |
Country Status (1)
Country | Link |
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CN (1) | CN201102123Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102357726A (en) * | 2011-09-29 | 2012-02-22 | 台州雅晶电子有限公司 | Point welding machine |
CN105965148A (en) * | 2016-05-27 | 2016-09-28 | 九江迅通新能源科技有限公司 | Welding needle for bottom welding of cylindrical 18650 lithium ion battery |
CN113798644A (en) * | 2021-07-15 | 2021-12-17 | 江苏海事职业技术学院 | Intelligent arc welding gun device, arc striking method and arc length compensation adjusting method |
-
2007
- 2007-09-11 CN CNU2007201717638U patent/CN201102123Y/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102357726A (en) * | 2011-09-29 | 2012-02-22 | 台州雅晶电子有限公司 | Point welding machine |
CN105965148A (en) * | 2016-05-27 | 2016-09-28 | 九江迅通新能源科技有限公司 | Welding needle for bottom welding of cylindrical 18650 lithium ion battery |
CN113798644A (en) * | 2021-07-15 | 2021-12-17 | 江苏海事职业技术学院 | Intelligent arc welding gun device, arc striking method and arc length compensation adjusting method |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20080820 |