CN103447680A - Special multiple-spot spot welding machine for oil baffle plate - Google Patents
Special multiple-spot spot welding machine for oil baffle plate Download PDFInfo
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- CN103447680A CN103447680A CN2012101726308A CN201210172630A CN103447680A CN 103447680 A CN103447680 A CN 103447680A CN 2012101726308 A CN2012101726308 A CN 2012101726308A CN 201210172630 A CN201210172630 A CN 201210172630A CN 103447680 A CN103447680 A CN 103447680A
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- oil baffle
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Abstract
The invention discloses a special multiple-spot spot welding machine for an oil baffle plate. The special multiple-spot spot welding machine comprises a machine frame, a machine case, a welding device and a working table, wherein the machine case is arranged on the machine frame, a transformer is arranged in the machine case, and the longitudinal positions of the welding device and the working table are correspondingly arranged on the machine frame. The welding device comprises a lifting mechanism and an electrode arm, wherein the lifting mechanism can drive the electrode arm to longitudinally move, and a plurality of electrode heads are arranged at the lower end of the electrode arm. A positioning frame and a lower electrode plate are arranged on the working table, wherein the positioning frame is arranged on the lower electrode plate, and the lower electrode plate is connected with the transformer. The transformer is connected with a power supply and comprises three one-way transformers, the secondary of each one-way transformer is connected with a silicon diode, and the three one-way transformers and the silicon diodes form a three-phase full wave rectifier circuit. The three-phase full wave rectifier circuit forms a secondary direct-current power supply, and inductive reactance and the influence of the inductive reactance to current are eliminated, so that welding current is stable and consistent, welding positions are even in heating, surface shaping is attractive, welding points are firm, and energy is saved.
Description
Technical field
The present invention relates to a kind of mash welder, particularly a kind of oil baffle multiple spot welding special plane.
Background technology
The past oil baffle adopts single cross flow point welding machine more, but the more welding efficiency that causes of solder joint is lower, and the inconsistent even rosin joint of welding effect, solder skip phenomenon easily occur, causes properties of product very unstable.Simultaneously, its weld appearance is also barely satisfactory, can not meet customer requirement.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of oil baffle multiple spot welding special plane, this oil baffle multiple spot welding special plane can carry out multi-point welding in narrow space simultaneously, and solder joint is firmly attractive in appearance simultaneously, and energy consumption is little, is difficult for producing splash phenomena, easy to use.
The present invention for the technical scheme that solves its technical problem and adopt is: a kind of oil baffle multiple spot welding special plane, comprise frame, cabinet, welder and workbench, described cabinet is located on frame, be provided with transformer in cabinet, welder and workbench lengthwise position correspondence are located on frame, welder comprises elevating mechanism and horn, described elevating mechanism can drive the horn lengthwise movement, the horn lower end is provided with some electrode tips, workbench is provided with locating rack and lower electrode plate, locating rack is located on lower electrode plate, lower electrode plate is connected with transformer, transformer is connected with power supply, described transformer comprises three unidirectional transformers, the secondary silicon diode that is connected with of this unidirectional transformer, described three unidirectional transformers and silicon diode form three-phase full wave rectifier circuit.
As a further improvement on the present invention, the structure that described elevating mechanism can drive the horn lengthwise movement is: elevating mechanism comprises the first cylinder and slide block, the longitudinal sliding motion of cylinder band movable slider, described slide block lower end is provided with elastic component, and described elastic component and horn are connected.
As a further improvement on the present invention, described horn upper end is provided with connecting rod, and the bar connecting rod setpoint distance that vertically can slide is located at slide block below, and elastic component is sheathed on the connecting rod outside, and the elastic component two ends are tight against slide block lower surface and horn upper surface.
As a further improvement on the present invention, described elastic component is spring.
As a further improvement on the present invention, also be provided with the second cylinder, rack and pinion on described frame, described workbench can rotational positioning on frame, piston rod and the tooth bar of the second cylinder are connected, the wheel and rack engagement, gear and workbench coaxially are connected.
As a further improvement on the present invention, also be provided with limited block on described frame, workbench is provided with limit stops, described limited block backstop the place ahead in the workbench limited block along its rotation direction.
The invention has the beneficial effects as follows: the present invention forms three-phase full wave rectifier circuit by three unidirectional transformers of transformer adopting and silicon diode, form secondary dc source, eliminate induction reactance, the impact of impedance on electric current, make welding current steadily consistent, improved the power factor (PF) of welding machine, reduced and welded required secondary voltage, required power and the power-supply device of material secondary commutation formula welding machine of welding same thickness is all little than power frequency welding machine, the secondary commutation welding current easily is controlled in the numerical value that is most suited to welding, both can guarantee to reach the required energy of welding, can prevent again that welding current is excessive and produce and to splash, what between electrode, pass through is DC current simultaneously, welding current by workpiece is uniformly distributed and makes solder joint place homogeneous heating, surface forming is attractive in appearance, solder joint is firm, elevating mechanism drives the electrode tip elastic compression workpiece on horn, solved the different problem of welding pressure that electrode tip produces because the degree of wear is inconsistent, guarantee that solder joint pressure is consistent, guarantee welding quality.
The accompanying drawing explanation
Fig. 1 is the oil baffle front view;
Fig. 2 be in Fig. 1 A-A to cutaway view;
Fig. 3 is front view of the present invention;
Fig. 4 is the left view of invention.
The specific embodiment
Embodiment: a kind of oil baffle multiple spot welding special plane, comprise frame 1, cabinet 2, welder and workbench 3, described cabinet 2 is located on frame 1, be provided with transformer in cabinet 2, welder and workbench 3 lengthwise position correspondences are located on frame 1, welder comprises elevating mechanism and horn 4, described elevating mechanism can drive horn 4 lengthwise movements, horn 4 lower ends are provided with some electrode tips 5, workbench is provided with locating rack 6 and lower electrode plate 7, locating rack 6 is located on lower electrode plate 7, lower electrode plate 7 is connected with transformer, transformer is connected with power supply, described transformer comprises three unidirectional transformers, the secondary silicon diode that is connected with of this unidirectional transformer, described three unidirectional transformers and silicon diode form three-phase full wave rectifier circuit, described three-phase full wave rectifier circuit forms secondary dc source, eliminate induction reactance, the impact of impedance on electric current, make welding current steadily consistent, improved the power factor (PF) of welding machine, reduced and welded required secondary voltage, required power and the power-supply device of material secondary commutation formula welding machine of welding same thickness is all little than power frequency welding machine, the secondary commutation welding current easily is controlled in the numerical value that is most suited to welding, both can guarantee to reach the required energy of welding, can prevent again that welding current is excessive and produce and to splash, what between electrode, pass through is DC current simultaneously, welding current by workpiece is uniformly distributed and makes solder joint place homogeneous heating, surface forming is attractive in appearance, solder joint is firm.
The structure that described elevating mechanism can drive horn 4 lengthwise movements is: elevating mechanism comprises the first cylinder 8 and slide block 9,9 longitudinal sliding motions of cylinder band movable slider, described slide block 9 lower ends are provided with elastic component 10, described elastic component 10 is connected with horn 4, the elastic force of elastic component 10 makes the electrode tip 5 elastic compression workpiece on horn 4, solve the different problem of welding pressure that electrode tip 5 produces because the degree of wear is inconsistent, guaranteed that solder joint pressure is consistent, guaranteed welding quality.
Described horn 4 upper ends are provided with connecting rod 11, and bar connecting rod 11 setpoint distance that vertically can slide is located at slide block 9 belows, and elastic component 10 is sheathed on connecting rod 11 outsides, and elastic component 10 two ends are tight against slide block 9 lower surfaces and horn 4 upper surfaces.
Described elastic component 10 is spring.
Also be provided with the second cylinder 12, tooth bar 13 and gear 14 on described frame 1, described workbench can rotational positioning on frame 1, the piston rod of the second cylinder 12 and tooth bar 13 are connected, gear 14 and tooth bar 13 engagements, gear 14 coaxially is connected with workbench, the second cylinder 12 band carry-over bar 13 gears 14 are realized 180 ° of workbench reciprocating rotaries, realize the conversion of two stations.
Also be provided with limited block 15 on described frame 1, workbench is provided with limit stops 16, described limited block 15 backstops the place ahead in workbench limited block 15 along its rotation direction, worktable rotary is after desired location, limited block 15 blocks the limit stops 16 on workbench, prevent that it from continuing rotation under effect of inertia, now lock the second cylinder 12 locks and start working, guarantee that the workpiece welding position is accurate.
The present invention uses step as follows:
Step 1: locating rack 6 is placed on lower electrode plate 7 to the oil baffle of packing into
Step 2: press start button;
Step 3: 180 ° of worktable rotaries;
Step 4: after worktable rotary puts in place, table latch the second cylinder 12
To signal, the locking workbench;
Step 5: after table latch, the first cylinder 8 is received signal, starts descending precompressed;
Step 6: after the contact point of electrode tip 5 reaches 1000N pressure, receive the welding signal welding; Same workman constantly completes the parts fixation of waiting for station;
Step 7: on cylinder after horizontal reset, the table latch cylinder receives that signal unclamps wantonly;
Step 8: by start button, enter next working cycles.
Claims (6)
1. an oil baffle multiple spot welding special plane, comprise frame (1), cabinet (2), welder and workbench (3), described cabinet (2) is located on frame (1), cabinet is provided with transformer in (2), welder and workbench (3) lengthwise position correspondence is located on frame (1), welder comprises elevating mechanism and horn (4), described elevating mechanism can drive horn (4) lengthwise movement, horn (4) lower end is provided with some electrode tips (5), workbench is provided with locating rack (6) and lower electrode plate (7), locating rack (6) is located on lower electrode plate (7), lower electrode plate (7) is connected with transformer, transformer is connected with power supply, it is characterized in that: described transformer comprises three unidirectional transformers, the secondary silicon diode that is connected with of this unidirectional transformer, described three unidirectional transformers and silicon diode form three-phase full wave rectifier circuit.
2. oil baffle multiple spot welding special plane according to claim 1, it is characterized in that: the structure that described elevating mechanism can drive horn (4) lengthwise movement is: elevating mechanism comprises the first cylinder (8) and slide block (9), cylinder band movable slider (9) longitudinal sliding motion, described slide block (9) lower end is provided with elastic component (10), and described elastic component (10) is connected with horn (4).
3. oil baffle multiple spot welding special plane according to claim 2, it is characterized in that: described horn (4) upper end is provided with connecting rod (11), bar connecting rod (11) setpoint distance that vertically can slide is located at slide block (9) below, elastic component (10) is sheathed on connecting rod (11) outside, and elastic component (10) two ends are tight against slide block (9) lower surface and horn (4) upper surface.
4. oil baffle multiple spot welding special plane according to claim 2, it is characterized in that: described elastic component (10) is spring.
5. the oil baffle multiple spot welding special plane of stating according to claim 1, it is characterized in that: also be provided with the second cylinder (12), tooth bar (13) and gear (14) on described frame (1), described workbench can rotational positioning on frame (1), the piston rod of the second cylinder (12) and tooth bar (13) are connected, gear (14) and tooth bar (13) engagement, gear (14) coaxially is connected with workbench.
6. the oil baffle multiple spot welding special plane of stating according to claim 5, it is characterized in that: also be provided with limited block (15) on described frame (1), workbench is provided with limit stops (16), described limited block (15) backstop the place ahead in workbench limited block (15) along its rotation direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210172630.8A CN103447680B (en) | 2012-05-30 | 2012-05-30 | Oil baffle multiple spot welding special plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210172630.8A CN103447680B (en) | 2012-05-30 | 2012-05-30 | Oil baffle multiple spot welding special plane |
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| Publication Number | Publication Date |
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| CN103447680A true CN103447680A (en) | 2013-12-18 |
| CN103447680B CN103447680B (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210172630.8A Active CN103447680B (en) | 2012-05-30 | 2012-05-30 | Oil baffle multiple spot welding special plane |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108608101A (en) * | 2018-05-04 | 2018-10-02 | 辽宁机电职业技术学院 | A kind of indirect welding equipment and its control method |
| CN110340506A (en) * | 2019-07-04 | 2019-10-18 | 佛山市昱纶机械有限公司 | A kind of bagged-spring welder |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0711624A1 (en) * | 1994-11-08 | 1996-05-15 | Wanzl Metallwarenfabrik Gmbh | Method and resistance welding device for bar and sheet-like semi-finished products |
| JP2004268043A (en) * | 2003-03-04 | 2004-09-30 | Hoshi Seisakusho:Kk | Electrode tip for spot welding, and method and device of producing electrode tip for spot welding |
| KR100766256B1 (en) * | 2006-10-18 | 2007-10-15 | 주식회사 포스코 | Auto spot welding device of a specimen |
| CN201002170Y (en) * | 2006-12-05 | 2008-01-09 | 崔红权 | Steel grating pressure welding machine |
| CN101474715A (en) * | 2008-01-04 | 2009-07-08 | 通用汽车环球科技运作公司 | Welding electrode assembly having self-aligning features |
| CN102114572A (en) * | 2011-03-17 | 2011-07-06 | 宁波敏实汽车零部件技术研发有限公司 | Spot welding machine |
| CN202726300U (en) * | 2012-05-30 | 2013-02-13 | 昆山荣仕杰自动焊接设备有限公司 | Special multipoint spot welding machine for oil baffle plate |
-
2012
- 2012-05-30 CN CN201210172630.8A patent/CN103447680B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0711624A1 (en) * | 1994-11-08 | 1996-05-15 | Wanzl Metallwarenfabrik Gmbh | Method and resistance welding device for bar and sheet-like semi-finished products |
| JP2004268043A (en) * | 2003-03-04 | 2004-09-30 | Hoshi Seisakusho:Kk | Electrode tip for spot welding, and method and device of producing electrode tip for spot welding |
| KR100766256B1 (en) * | 2006-10-18 | 2007-10-15 | 주식회사 포스코 | Auto spot welding device of a specimen |
| CN201002170Y (en) * | 2006-12-05 | 2008-01-09 | 崔红权 | Steel grating pressure welding machine |
| CN101474715A (en) * | 2008-01-04 | 2009-07-08 | 通用汽车环球科技运作公司 | Welding electrode assembly having self-aligning features |
| CN102114572A (en) * | 2011-03-17 | 2011-07-06 | 宁波敏实汽车零部件技术研发有限公司 | Spot welding machine |
| CN202726300U (en) * | 2012-05-30 | 2013-02-13 | 昆山荣仕杰自动焊接设备有限公司 | Special multipoint spot welding machine for oil baffle plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108608101A (en) * | 2018-05-04 | 2018-10-02 | 辽宁机电职业技术学院 | A kind of indirect welding equipment and its control method |
| CN110340506A (en) * | 2019-07-04 | 2019-10-18 | 佛山市昱纶机械有限公司 | A kind of bagged-spring welder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103447680B (en) | 2015-08-12 |
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Address after: 215321 room 3, 136 Lane Road, Zhangpu Town, Kunshan, Suzhou, Jiangsu. Patentee after: Kunshan Rong Shijie Intelligent Equipment Technology Co., Ltd. Address before: 215321 No. 136, Zhangxiang Road, Zhangpu Town, Kunshan, Suzhou, Jiangsu Patentee before: Kunshan Rongshijie Automatic Welding Equipment Co., Ltd. |
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