CN103934549A - Welding process of plunger assembly of hydraulic buffer - Google Patents
Welding process of plunger assembly of hydraulic buffer Download PDFInfo
- Publication number
- CN103934549A CN103934549A CN201410092517.8A CN201410092517A CN103934549A CN 103934549 A CN103934549 A CN 103934549A CN 201410092517 A CN201410092517 A CN 201410092517A CN 103934549 A CN103934549 A CN 103934549A
- Authority
- CN
- China
- Prior art keywords
- welding
- plunger
- thimble
- plunger assembly
- left end
- 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.)
- Pending
Links
Classifications
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/38—Selection of media, e.g. special atmospheres for surrounding the working area
- B23K35/383—Selection of media, e.g. special atmospheres for surrounding the working area mainly containing noble gases or nitrogen
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses a welding process of a plunger assembly of a hydraulic buffer. The welding process comprises the following steps that firstly, a bottom plate and a base are correspondingly arranged in a left end hole and a right end hole of a plunger one to one, so that a plunger assembly to be welded is formed; secondly, the plunger assembly to be welded is placed on an auxiliary support of a welding tool, then the height of the auxiliary support is adjusted, a right-end ejector pin abuts against a central hole of a base plate, and a left-end ejector pin abuts against a central hole of the bottom plate; thirdly, a welding control button is started, a welding nozzle of a welder is made to get close to the welding position, at the left end, of the bottom plate and the plunger first, arc starting is conducted, meanwhile a servo motor on the welding tool drives the plunger assembly to rotate, welding is conducted in a circle, a robot is made to turn around, the welding nozzle of the welder is made to get close to the right end, and the welding position of the base plate and the plunger is welded automatically. According to the welding process, clamping time and welding time can be shortened, welding performance is stable, welding quality is high, and work efficiency is high.
Description
Technical field
The present invention relates to a kind of welding procedure of plunger assembly of hydraulic bjuffer.
Background technology
The plunger assembly of hydraulic bjuffer is welded to form (see figure 1) by plunger 1, base plate 3, seat board 2, and base plate 3 and seat board 2 are contained in respectively in two stomidiums of plunger 1, has respectively a centre bore 30,20 coaxial with plunger 1 on base plate 3 and seat board 2.The welding position of plunger assembly is at a circle of base plate 3, seat board 2 and plunger 1 junction.The height of weld 12,13 is 5mm, should be full, even with range estimation face of weld, there is no the bad phenomenon such as rosin joint, sealing-off, pore, burning, undercut, and must not there is excessive heap at receipts head place.The quality of plunger assembly welding procedure directly affects air-tightness, serviceability and the security performance of hydraulic bjuffer, and therefore welding quality is had relatively high expectations, and is listed in special process.Existing welding procedure is manual welding, and the protective gas of employing is CO
2, welding equipment is semi-automatic CO
2arc-welding machine, concrete operation step is as follows:
1) take out base plate 3, base plate 3 is packed in the left end hole of plunger 1,2 of spot welding are fixing;
2) take out seat board 2, seat board 2 is packed in the right-hand member hole of plunger 1,2 of spot welding are fixing;
3) plunger assembly having fixed is placed on welding rotating disk, when the starting the arc, hand rotation rotating disk welds equably;
4), after one end welds, tune is with welding the other end step 3.
Said welding method not only labor intensity of operating staff is large, and weld seam is inhomogeneous, and welding efficiency is low.
Summary of the invention
The object of the invention is to overcome the defect of prior art, a kind of welding procedure of plunger assembly of hydraulic bjuffer is provided, it can reduce clamping time and weld interval, and welding performance is stable, and weldquality is high and operating efficiency is high.
The object of the present invention is achieved like this: a kind of welding procedure of plunger assembly of hydraulic bjuffer, on welding tooling, gripping welding machine by robot operates, described welding tooling comprises left end thimble, right-hand member thimble and supplemental support, described left end thimble is arranged on one can be along on the axially movable tailstock of guide rail, making left end thimble is movable thimble, described right-hand member thimble is arranged on the output shaft of a servomotor, make right-hand member thimble for fixing thimble, the middle part of described supplemental support between left end thimble and right-hand member thimble also comprises supporting seat and is arranged on the support roller on supporting seat, described plunger assembly is welded to form by plunger, base plate, seat board, has respectively a centre bore coaxial with described plunger on described base plate and seat board, described welding procedure comprises the following steps:
Step 1, packs described base plate and seat board in the left end hole and right-hand member hole of described plunger correspondingly, forms plunger assembly to be welded;
Step 2, first plunger assembly to be welded is placed in the supplemental support of described welding tooling, then regulate the height of described supplemental support, more described right-hand member thimble is withstood to the centre bore of described seat board, then described left end thimble is withstood to the centre bore of described base plate;
Step 3, start welding control button, first make the tip of described welding machine near the described base plate of left end and the weld of plunger, the starting the arc, servomotor on described welding tooling drives plunger assembly rotation simultaneously, realizes welding one week, then makes robot turn round, make again the tip of welding machine near right-hand member, the weld of seat board and plunger described in automatic welding.
The welding procedure of the plunger assembly of above-mentioned hydraulic bjuffer, wherein, guide rail brake system is housed on described guide rail, to lock the position of described tailstock, described servomotor is high pulling torque motor and connects reducing gear, and described servomotor, robot and welding machine are all by PLC programme-control.
The welding procedure of the plunger assembly of above-mentioned hydraulic bjuffer, wherein, while carrying out described step 2, the height of described supplemental support is by regulating described support roller to realize.
The welding procedure of the plunger assembly of above-mentioned hydraulic bjuffer, wherein, while carrying out described step 3, the protective gas that described welding machine adopts is mist, and 80% is argon gas, and 20% is carbon dioxide; The technological parameter of robot welding is that electric current is 260～270A, voltage is 26～28V, welding wire overhang is 12～15mm, wire feed rate is 8～10m/min, gas flow is 0～25L/min, the soldering angle of robot is that 45 °, travel angle are 70～85 °, and arcing point is 0 °, and receiving acnode is-365 °.
The welding procedure of the plunger assembly of hydraulic bjuffer of the present invention compared with prior art has following characteristics:
1) convenient mounting and clamping, only needs clamped one time just can all weld, and can save the clamping time;
2) fix without spot welding, Double Tops pin holds out against rear direct welding, can save weld interval;
3) welding performance is stable, and even weld is specious, has improved the qualification rate of product;
4), by robot welding, a people can operate multiple devices, has improved operating efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the plunger assembly of hydraulic bjuffer.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Refer to Fig. 1, the plunger assembly of hydraulic bjuffer is welded to form by plunger 1, base plate 3, seat board 2, has respectively a centre bore 30,20 coaxial with plunger 1 on base plate 3 and seat board 2.
The welding procedure of the plunger assembly of hydraulic bjuffer of the present invention grips welding machine by robot and operates on welding tooling.Welding tooling comprises left end thimble, right-hand member thimble and supplemental support, left end thimble is arranged on one can be along on the axially movable tailstock of guide rail, to adapt to the diversity of product length, making left end thimble is movable thimble, guide rail brake system is housed, to adjust the position that locks tailstock after left end thimble on guide rail.Right-hand member thimble is arranged on the output shaft of a servomotor, makes right-hand member thimble for fixing thimble, and servomotor is high pulling torque motor and connects reducing gear.Servomotor, robot and welding machine are all by PLC programme-control, unified to reach servomotor, robot and welding machine cadence.The middle part of supplemental support between left end thimble and right-hand member thimble also comprises supporting seat and is arranged on the support roller on supporting seat.
The welding procedure of the plunger assembly of hydraulic bjuffer of the present invention comprises the following steps:
Step 1, packs base plate 3 and seat board 2 in the left end hole and right-hand member hole of plunger 1 correspondingly, forms plunger assembly to be welded;
Step 2, first plunger assembly to be welded is placed in the supplemental support of welding tooling, then by the height of manual adjustments support roller, to regulate the height of supplemental support, be convenient to plunger assembly to be welded to hold location, again right-hand member thimble is withstood to the centre bore 20 of seat board 2, then left end thimble is withstood to the centre bore 30 of base plate 3;
Step 3, start welding control button, the attitude of first control, make the tip of welding machine near the base plate 3 of left end and the weld 13 of plunger 1, the starting the arc, the servomotor on welding tooling drives plunger assembly rotation simultaneously, realize welding one week, then control is turned round, then makes the tip of welding machine near right-hand member, the weld 12 of automatic welding seat board 2 and plunger 1.
Perform step at 3 o'clock, the protective gas that welding machine adopts is mist, and 80% is argon gas, and 20% is carbon dioxide; The technological parameter of robot welding is that electric current is 260～270A, voltage is 26～28V, welding wire overhang is 12～15mm, wire feed rate is 8～10m/min, gas flow is 0～25L/min, the soldering angle of robot is that 45 °, travel angle are 70～85 °, and arcing point is 0 °, and receiving acnode is-365 °.
The welding procedure of the plunger assembly of hydraulic bjuffer of the present invention, adopts Double Tops pin section installation way, and left and right end all adopts thimble clamping, and the position, servomotor place of right-hand member is fixed, and is withstood the centre bore of base plate by fixing thimble; The tailstock of left end vertically position is adjustable, to adapt to the diversity of product length, is withstood the centre bore of seat board by movable thimble.Guide rail brake system is housed on the guide rail of tailstock, can carry out locking position, it is unified that servomotor and reducing gear reach cadence by PLC programme-control and welding machine and robot, and the height that middle supplemental support assembly can manual adjustments support roller, is convenient to workpiece location is installed.
Robot and controller model that the welding procedure of the plunger assembly of hydraulic bjuffer of the present invention adopts are FANUC Robot M-10iA, and welding machine is KempArC SYN500 arc-welding machine, and the brand of welding gun and wire-feed motor is identical with welding machine.
The welding procedure of the plunger assembly of hydraulic bjuffer of the present invention, can reduce clamping time and weld interval, and welding performance is stable, and weldquality is high and operating efficiency is high.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (4)
1. the welding procedure of the plunger assembly of a hydraulic bjuffer, on welding tooling, gripping welding machine by robot operates, described welding tooling comprises left end thimble, right-hand member thimble and supplemental support, described left end thimble is arranged on one can be along on the axially movable tailstock of guide rail, making left end thimble is movable thimble, described right-hand member thimble is arranged on the output shaft of a servomotor, make right-hand member thimble for fixing thimble, the middle part of described supplemental support between left end thimble and right-hand member thimble also comprises supporting seat and is arranged on the support roller on supporting seat; Described plunger assembly is welded to form by plunger, base plate, seat board, has respectively a centre bore coaxial with described plunger on described base plate and seat board; It is characterized in that, described welding procedure comprises the following steps:
Step 1, packs described base plate and seat board in the left end hole and right-hand member hole of described plunger correspondingly, forms plunger assembly to be welded;
Step 2, first plunger assembly to be welded is placed in the supplemental support of described welding tooling, then regulate the height of described supplemental support, more described right-hand member thimble is withstood to the centre bore of described seat board, then described left end thimble is withstood to the centre bore of described base plate;
Step 3, start welding control button, first make the tip of described welding machine near the described base plate of left end and the weld of plunger, the starting the arc, servomotor on described welding tooling drives plunger assembly rotation simultaneously, realizes welding one week, then makes robot turn round, make again the tip of welding machine near right-hand member, the weld of seat board and plunger described in automatic welding.
2. the welding procedure of the plunger assembly of hydraulic bjuffer according to claim 1, it is characterized in that, guide rail brake system is housed on described guide rail, to lock the position of described tailstock, described servomotor is high pulling torque motor and connects reducing gear, and described servomotor, robot and welding machine are all by PLC programme-control.
3. the welding procedure of the plunger assembly of hydraulic bjuffer according to claim 1, is characterized in that, while carrying out described step 2, the height of described supplemental support is by regulating described support roller to realize.
4. the welding procedure of the plunger assembly of hydraulic bjuffer according to claim 1, is characterized in that, while carrying out described step 3, the protective gas that described welding machine adopts is mist, and 80% is argon gas, and 20% is carbon dioxide; The technological parameter of robot welding is that electric current is 260～270A, voltage is 26～28V, welding wire overhang is 12～15mm, wire feed rate is 8～10m/min, gas flow is 0～25L/min, the soldering angle of robot is that 45 °, travel angle are 70～85 °, and arcing point is 0 °, and receiving acnode is-365 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410092517.8A CN103934549A (en) | 2014-03-13 | 2014-03-13 | Welding process of plunger assembly of hydraulic buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410092517.8A CN103934549A (en) | 2014-03-13 | 2014-03-13 | Welding process of plunger assembly of hydraulic buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103934549A true CN103934549A (en) | 2014-07-23 |
Family
ID=51182565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410092517.8A Pending CN103934549A (en) | 2014-03-13 | 2014-03-13 | Welding process of plunger assembly of hydraulic buffer |
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| Country | Link |
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| CN (1) | CN103934549A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033409A (en) * | 2015-06-17 | 2015-11-11 | 安徽省金寨县金钢叉车部件制造有限公司 | Welding process for forklift joystick |
-
2014
- 2014-03-13 CN CN201410092517.8A patent/CN103934549A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033409A (en) * | 2015-06-17 | 2015-11-11 | 安徽省金寨县金钢叉车部件制造有限公司 | Welding process for forklift joystick |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140723 |