CN1044451C - Integrated suspension type spot welding machine with transformer - Google Patents
Integrated suspension type spot welding machine with transformer Download PDFInfo
- Publication number
- CN1044451C CN1044451C CN 96117666 CN96117666A CN1044451C CN 1044451 C CN1044451 C CN 1044451C CN 96117666 CN96117666 CN 96117666 CN 96117666 A CN96117666 A CN 96117666A CN 1044451 C CN1044451 C CN 1044451C
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- China
- Prior art keywords
- transformer
- welding
- pull bar
- mash welder
- cooling
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- Expired - Fee Related
Links
- 238000003466 welding Methods 0.000 title claims abstract description 28
- 239000000725 suspension Substances 0.000 title claims description 5
- 238000001816 cooling Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000005476 soldering Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 229920006351 engineering plastic Polymers 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 239000000498 cooling water Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005662 electromechanics Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910001095 light aluminium alloy Inorganic materials 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Resistance Welding (AREA)
Abstract
The invention discloses an integrated spot welding machine with a transformer, which consists of a welding transformer, an air pressure linkage mechanism, a cooling device and a welding clamp. The opening and closing of the clamp welding is controlled by a handle power switch and a pneumatic linkage mechanism on the tail end of the machine body. Cooling water circulates in and out a cooling annular channel in the welding tongs and a secondary tube of a spot welder transformer. The machine body is small, the energy consumption is low, the cooling effect is good, the operation is light, and the machine body can be steered in multiple directions. It is especially suitable for use in vehicle, ship, building, light industry and other industry.
Description
The present invention is to be on March 10th, 92 applying date, and application number is 92108053.0, and name is called dividing an application of " band transformer hanging spot-welder ".
The invention relates to band transformer integral suspension type spot-welding machine.This mash welder is by welding transformer, air pressure link gear, cooling device and have electrode and be fixed on rocking arm respectively and horn that support arm constitutes is formed.
The separate type mash welder that generally uses in the current mobility car manufacturing, for example homemade DN3 mash welder (Chengdu, last marine products), mainly by welding transformer, soldering turret, Water cooling cable is formed, and this machine not only volume is big, and heavy, weigh more than 200 kilogram, stream time is short, inconvenient operation.The Water cooling cable of its use not only heavily but also long, self energy consumption height not only, cooling effect is poor, durable welding quality instability also will constantly be changed Water cooling cable in the work.The band transformer mash welder that France ARO S.A. produces, because transformer secondary output Water cooling cable internal diameter is narrow, cooling water flow quantity not sufficient, transformer temperature rise.Cooling water also will be handled through softening, stops up the cooling system pipeline otherwise can scale.Its another defective is the cost height, safeguards inconvenient.
Disclose a kind of multi-functional hanging spot-welder in Chinese patent 91213524.7, its structure comprises transformer, cylinder block and welding mechanism, overlapping lower-left side and the upper left side that is mounted on rotating disc of cylinder block and transformer.Cylinder block also is equipped with magnetic valve outward, and piston is housed in the cylinder block, and also has the complicated position-limit mechanism of a cover.The piston-cylinder that it adopts has almost occupied 1/3 of whole device, and the overlapping assembling of its transformer and cylinder makes laterally more apparent big and heavy.Handle position places the middle part, and is also convenient inadequately in operation.
The purpose of this invention is to provide a kind of one that joins end to end, without piston-cylinder, and self energy consumption is low, and good cooling results is simple in structure, operates light band transformer integral suspension type spot-welding machine.
Technical solution of the present invention is: be equipped with at the position of centre of gravity place of mash welder one can be in vertical plane the rotating disk of (around X-axis) rotation, also fixedly mounting one in the rotating disk both sides can be around rotation of Z axle and the erecting by overhang (8) that rotates around Y-axis, and underbelly is equipped with the air pressure link gear that is connected with rocking arm (10) with cylinder lever (24).Its special character is: welding transformer (6) is clipped between the cylinder block (4) of horn soldering turret and diaphragm cylinder (3), and be fixedly connected into a vertical overall structure by screw rod (7), pull bar (21) and pull bar (26), pull bar (21) and pull bar (26) are outlet pipe and water inlet arm simultaneously, and communicate with the secondary copper pipe of welding transformer (6).
The handle (1) that mash welder of the present invention has power switch can be to be contained on the bonnet of mash welder afterbody.The horn length of mash welder can reach 500mm.
The support arm (16) that is assembled on the mash welder of the present invention, rocking arm (10), cylinder block (4) can be that aluminum alloy materials or engineering plastics are made.
Routine accompanying drawing has been described one embodiment of the present of invention down.
Fig. 1 is a mash welder structural front view of the present invention.
Fig. 2 is a mash welder structure vertical view of the present invention.
The integrated mash welder of band transformer that is assembled by mechanical manufacturing method has been described in Fig. 1 and Fig. 2.The horn (11,14) that wherein has electrode (13) is fixed on respectively on support arm (16) and the rocking arm (10), and constitutes soldering turret by mandrel (9) and support arm (16).Rocking arm and support arm and cylinder baffle can be to be made by light aluminum alloy material or engineering plastics.Welding transformer is installed between soldering turret and the cylinder block, and is fastening with pull bar (7), pull bar (21) and pull bar (25).Pull bar (21) and pull bar (26) are shaped on the access opening for water inlet and water outlet.Pair of pipes is chewed (18) and three-way connection tube is chewed (15) and is assembled in the pull bar two ends with screw-jointing method, plays the nut effect.Chew (18) and three-way connection tube is chewed between (15) and connected by linking arm (17) at the pipe of water inlet pull bar (26), on three-way connection, tap into water tube hose (27), chew between (18) and the three-way connection (15) at the pipe of water outlet pull bar (21) and to connect by tube connector (17), on the three-way connection of water outlet pull bar one side, pick out water tube hose (28).Extension device for hoisting (8) is installed in the position of centre of gravity place of body.Handle (1) is contained on diaphragm cylinder (3) bonnet, and push button power switch (2) is contained in the handle inboard.Tap into tracheae (25) below the diaphragm cylinder bonnet, the air inlet pipe other end can connect source of the gas.One end of connecting rod (20) and the lever (24) in the diaphragm cylinder are hinged by axle (23), and the other end and rocking arm (10) are hinged with axle, constitute the air pressure link gear.Rocking bar of air pressure link gear (19) and lever (24) can be that Fig. 1 shows the institute position, promptly are installed on cylinder block (4) and reach in the vallecular cavity that fixedly support arm (16) is made, and be installed in the bottom of mash welder.Most preferred embodiment of the present utility model is that the rocking bar at air pressure link gear two ends (19) and lever (24) are assemblied in the vallecular cavity that rocking arm (10) and cylinder block (4) make, and rocking bar (19) and lever (24) are supported by the axle of vallecular cavity.Like this, transmit the cylinder spring pressure, to realize the cyclic process of spot welding by connecting rod (20).Soldering turret, welding transformer, diaphragm cylinder is assembled successively along the circular shaft line.Pull bar identical with pull bar (7) in Fig. 2 is not shown.
The secondary coil of transformer adopts square copper pipe, and its footpath can be for about 7 * 7mm.On the conducting block of the correspondence position that secondary copper pipe assembles, be shaped on water-flowing trough, communicate with secondary copper pipe, and be connected (not shown) with the turnover cooling water pipe, cooling water circulates thus and passes in and out secondary copper pipe cooling transformer.
Electrode (13) is sleeved in taper sheath (12) endoporus, the taper sheath (12) of the band conical surface is fitted in the taper hole of horn, leave manhole at electricity level arm along its axial line, coolant guide pipe is housed in the through hole, the annular space that forms between coolant guide pipe external diameter and horn internal diameter is cooling water backwater road, on horn, take on simultaneously water pipe head (foregoing description is not shown, has diagram to describe) in another is divided an application.Capacity at mash welder is a timing, and under the situation that does not influence Weldability, the length of horn can reach 500 millimeters.
The present invention compared with prior art has following advantage and effect.
Since adopt soldering turret, transformer, after air pressure link gear and chilled water unit are integrated, machine volume Than traditional separate type mash welder volume-diminished about 70%, weight saving about 80%. It is heavy Amount is than heavy ND3-160, the about 200Kg of DN-125 type spot welding loss of weight of domestic about 260Kg, if every Platform is calculated by 70% stock utilization, can save the 140Kg material, if produce 1000 per year, just can save 1400 tons of steel, copper product. The volume and weight of its minimizing can also replace piston-cylinder from diaphragm cylinder, And light and handy nimble air pressure link gear, in the factors such as the cooling body of rational deployment and employing light material Find out.
Because the water flowing caliber of transformer secondary output and the water flowing cross section of the cooling water pipe caliber in the horn increase, Have enough cooling waters to pass through, cooling has fully guaranteed that transformer and electrode work for a long time. Connect The continuous spot welding time is short, the service efficiency height. Incrustation scale forms very slow. Cooling water also need not be done softening the processing. Chilled water unit reasonable in design has not only solved the temperature rise of complete machine, has also reduced the temperature rise of transformer simultaneously.
Owing to reduced length and the servicing unit of the high Water cooling cable that passes through of conventional point welding machine, greatly reduced electricity Cable energy consumption and body volume have also been removed the worry of changing Water cooling cable simultaneously from, economical with materials not only, and Saved work time cost.
Conventional point welding machine rated capacity is 125～160 kilovolt-amperes, and this machine has only 16～25 kilovolt-amperes, and the electric energy of its saving reaches about 85%, if every day class Three 6 hours, calculated in 24 days every month, save nearly 500,000 degree of electric power year for every.Year is saved nearly 250,000 yuan of the electricity charge.
Reach 4.5V because this electromechanics is pressed, the magnitude of current can improve penetration power, explosive force and endurance to the utmost up to 1.6 ten thousand A, even class Three uses continuously, does not also influence its welding quality.
This machine only is 1/3 of a foreign same type product price aspect cost.
This machine is suitable for industries such as automobile, motorcycle, naval vessel, light industry and machinery and building, and Kromarc, aluminium sheet can also weld the mild-steel sheet and the steel casement door window of general fixed spot welder inconvenience welding, are not prone to weldering, leak the weldering phenomenon.
Claims (4)
1, a kind of band transformer integral suspension type spot-welding machine, by welding transformer, the air pressure link gear, cooling device and be fixed on rocking arm respectively and horn that support arm constitutes is formed, its position of centre of gravity place be equipped with one can be in vertical plane the rotating disk of (around X-axis) rotation, also mount in the rotating disk both sides be fixed with one can be around rotation of Z axle and the erecting by overhang (8) that rotates around Y-axis, underbelly is equipped with the air pressure link gear that is connected with rocking arm (10) with cylinder lever (24), it is characterized in that: welding transformer (6) is clipped between the cylinder block (4) of horn soldering turret and diaphragm cylinder (3), and by screw rod (7), pull bar (21) is fixedly connected into a vertical overall structure with pull bar (26), pull bar (21) and pull bar (26) are outlet pipe and water inlet pipe simultaneously, and communicate with the secondary copper pipe of welding transformer (6).
2, by the described mash welder of claim 1, it is characterized in that: the handle (1) that has power switch is contained on the bonnet of mash welder afterbody.
3,, it is characterized in that electricity level arm lengths can reach 500mm by the described mash welder of claim 1.
4, by the described mash welder of claim 1, it is characterized in that support arm (16), rocking arm (10), cylinder block (4) is made by aluminum alloy materials or engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96117666 CN1044451C (en) | 1996-08-20 | 1996-08-20 | Integrated suspension type spot welding machine with transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96117666 CN1044451C (en) | 1996-08-20 | 1996-08-20 | Integrated suspension type spot welding machine with transformer |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92108053A Division CN1065163C (en) | 1992-03-10 | 1992-03-10 | Suspension type spot welding machine with transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1159377A CN1159377A (en) | 1997-09-17 |
| CN1044451C true CN1044451C (en) | 1999-08-04 |
Family
ID=5124496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96117666 Expired - Fee Related CN1044451C (en) | 1996-08-20 | 1996-08-20 | Integrated suspension type spot welding machine with transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1044451C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6768078B1 (en) * | 2003-01-09 | 2004-07-27 | Fanuc Robotics North America, Inc. | Servo spot welding control system and method of welding workpieces |
| AT413664B (en) * | 2003-07-03 | 2006-04-15 | Fronius Int Gmbh | POINT WELDING TONGS FOR ROBOTIC APPLICATIONS FOR RESISTANCE WELDING OF WORKPIECES |
| CN103920982A (en) * | 2014-04-21 | 2014-07-16 | 上汽通用五菱汽车股份有限公司 | Automobile floor automatic welding device |
| CN103934602A (en) * | 2014-05-08 | 2014-07-23 | 苏州皇森机电科技有限公司 | Control structure of suspended type spot welding machine |
-
1996
- 1996-08-20 CN CN 96117666 patent/CN1044451C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1159377A (en) | 1997-09-17 |
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