CN109877436A - A kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum - Google Patents
A kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum Download PDFInfo
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- CN109877436A CN109877436A CN201910304342.5A CN201910304342A CN109877436A CN 109877436 A CN109877436 A CN 109877436A CN 201910304342 A CN201910304342 A CN 201910304342A CN 109877436 A CN109877436 A CN 109877436A
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- guide pad
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Abstract
The present invention relates to a kind of mechanical devices for lightweight aluminium vehicle body resistance spot welding aluminum, including soldering turret ontology, power device is installed on the soldering turret ontology, power device connects moving arm, moving arm connects moving electrode device by hexagonal adapter, and the power device drives moving arm and hexagonal adapter and electrode assembly to move back and forth；Extend the quiet arm of electrode on soldering turret ontology simultaneously, stationary electrode device is installed on the quiet arm of electrode；The stationary electrode device is opposite with moving electrode setting position；Guidance system is also installed, the moving arm can stretch back and forth along guidance system, and guidance system provides support for moving arm, and the guidance system is divided into preposition guidance system and postposition guidance system on soldering turret ontology.Structure of the invention is compact, and moving arm runs smoothly, and reduces the improvement cost in later period, improves the utilization rate of equipment, welding quality is more preferable.
Description
Technical field
The invention belongs to welding fields, and in particular to a kind of mechanical device of white body resistance spot welding aluminum.
Background technique
Existing automobile body-in-white aluminium sheet interconnection technique field partially uses fixed intermediate frequency adverse current spot welding and energy storage type spot welding
Method weld or is no longer satisfied using mechanical cold riveting connection technology with the raising of automotive light weight technology technical level
Existing production technology.
Summary of the invention
The present invention utilizes medium frequency inverter principle, develops aluminium spot welding robot's soldering turret, can satisfy the white vehicle of existing automobile
The welding and assembling technics requirement of body, is implemented with the following technical solutions the purpose of the present invention:
Realize that the technical solution of above-mentioned purpose is as follows:
A kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum, including on soldering turret ontology, the soldering turret ontology
Power device is installed, power device connects moving arm, and moving arm connects moving electrode device, the power dress by hexagonal adapter
It sets and moving arm and hexagonal adapter and electrode assembly is driven to move back and forth；Extend the quiet arm of electrode on soldering turret ontology simultaneously, it is described
Stationary electrode device is installed on the quiet arm of electrode；The stationary electrode device is opposite with moving electrode setting position；On the soldering turret ontology also
Guidance system is installed, the moving arm can stretch back and forth along guidance system, and guidance system provides support for moving arm, described
Guidance system is divided into preposition guidance system and postposition guidance system system.
During the moving arm movement, the position of the fixed moving arm of forward and backward guidance system will not be because of moving arm
Vibration generates the case where trail change, improves the quality of welding.
Preferably, the soldering turret ontology includes left plate, right side plate, epipleural, lower side panel, screw；Wherein left plate and
Right side plate is parallel, interval setting, and the epipleural, lower side panel be parallel, interval is mounted between left plate and right side plate；Institute
State epipleural, lower side panel fixes the position of left plate and right side plate；The quiet arm of electrode is mounted on left plate, the right side by screw
Between side plate；Ring flange is also equipped on lower side panel, the ring flange can be used to connect robot, so that robot can band
The dynamic present apparatus is acted.
Preferably, the power device includes servo motor, transformer, and the servo motor and transformer pass through screw point
It is not fixed between left plate and right side plate.
Preferably, water segregator is provided at the top of epipleural, the water segregator is connected with outside cold water source, the cold water source
For the cooling in the course of work.At work, equipment itself and work piece can generate this equipment at work
Heat, outside cold water source are that equipment and work piece are cooled down, and avoid the deformation of equipment or work piece.
Preferably, the postposition guidance system includes guide pad one, guide pad two, guide pad three, the guide pad one
Rear end closely connects guide pad two, groove is arranged on the guide pad two, the rear end of guide pad two is in parallel and the installation at interval is led
Bar is socketed guide pad three on the guide rod, and guide pad two and guide pad three are fixed by screws on left plate and right side plate；Its
In, servo motor is located in groove and is positioned；
Wherein, it is provided with self lubrication bearing in the guide pad two, the rear end of the moving arm is inserted into self-lubricating
It is lubricated in axle sleeve.
Preferably, the preposition guidance system includes guide pad four, and self lubrication bearing is equipped in guide pad four, described to lead
The front end between left plate and right side plate is fixed by screws in block four；The moving arm and hexagonal adapter can be in Zi Run
Move back and forth in slide-bar set, the guide pad four can be improved welding to neutrality.
Preferably, the quiet arm of the electrode is substantially of an L-shaped structure comprising support arm and installing arm, the one of the support arm
End is mounted on the lower part of left plate and right side plate by screw；The other end connects installing arm, the free end installation of the installing arm
Stationary electrode device.
The present invention realizes the design of soldering turret caliper blocking criteriaization, compact-sized, obtains design efficiency and manufacture efficiency
To significantly improving, the improvement cost in later period is reduced, improves the utilization rate of equipment；Welding pressure and electric current output up to 95% with
On, propose enough more stable welding quality.
Detailed description of the invention
Fig. 1 is main view of the present invention；
Fig. 2 is top view of the present invention；
Fig. 3 is preposition guidance system schematic diagram；
Fig. 4 is preposition guidance system main view；
Fig. 5 is servo motor and moving arm connection schematic diagram；
Fig. 6 is another embodiment schematic diagram；
Figure number explanation: the quiet arm 4 of moving arm 1, hexagonal adapter 2, moving electrode 3, electrode, electrode cap 5, stationary electrode 6, a left side
Side plate 7, epipleural 9, lower side panel 10, servo motor 11, transformer 12, internal conversion axis 13, conductive copper billet 14, is led at right side plate 8
Line 15, water segregator 16, guide pad 1, guide pad 2 18, guide pad 3 19, guide rod 20, axis hole 21, jack 22, guide pad four
23, self lubrication bearing 24；
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing.
In figure, a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum includes soldering turret ontology, the soldering turret sheet
Power device can be installed, the power device is controlled by industrial robot, the robot and machine on body
The control mode that people controls power device uses the prior art, and the operation of power device no longer uses manual control, reduces
Artificial labour, and can be more stable, accurate by the technical process that robot controls；Power device connects moving arm 1,
Hexagonal adapter 2 is installed in the free end of moving arm 1, and moving electrode device, the moving electrode dress are installed in the free end of hexagonal adapter 2
It sets including moving electrode 3, electrode cap, electrode cap is installed in the front end of moving electrode 3；The power device drives moving arm 1 to move back and forth,
To which moving arm 1 drives hexagonal adapter 2 and moving electrode 3 to move in parallel；Extend the quiet arm 4 of electrode, institute on soldering turret ontology simultaneously
Installation stationary electrode device on the quiet arm 4 of electrode is stated, the stationary electrode device includes stationary electrode 6, electrode cap 5, installs electricity on stationary electrode 6
Polar cap 5；The stationary electrode 6 is opposite with 3 position of moving electrode；During moving arm 1 is mobile, moving electrode 3 and electrostatic can be driven
Pole 6 contacts, and completes the welding of electrode cap；During the moving arm 1 is mobile, for mobile stability, in soldering turret ontology
Upper installation guidance system, the moving arm 1 can stretch back and forth along guidance system, and guidance system is that moving arm 1 provides support,
The system of being preferably directed is divided into preposition guidance system and postposition guidance system, and preposition guidance system guarantees the stability of moving electrode 3, after
Set guidance system guarantee moving arm 1 stability, thus guarantee electrode to neutrality.
The structure of each component of following detailed description:
Soldering turret ontology includes left plate 7, right side plate 8, epipleural 9, lower side panel 10；Wherein left plate 7 and right side plate 8 are flat
The setting of row, interval, the epipleural 9, lower side panel 10 be parallel, interval is mounted between left plate 7 and right side plate 8；It is described
Epipleural 9, lower side panel 10 fix the position of left plate and right side plate, form a bracket, left and right side plate is facilitated to install other
Component；The quiet arm 4 of electrode is mounted between left plate 7, right side plate 8 by screw.
The quiet arm 4 of preferred electrode is substantially of an L-shaped structure, including support arm and installing arm, one end of the support arm pass through spiral shell
Nail is mounted on the lower part of left plate and right side plate, and the other end of support arm connects installing arm；It installs the free end of the installing arm
Stationary electrode 6, in the present invention, the quiet arm 4 of electrode is an independent component, can be disassembled, convenient for on-site assembly, maintenance and replacement.
The power device includes servo motor 11, transformer 12, is routinely electrically connected between servo motor 11 and transformer 12
It connects, moving arm 1 connects servo motor 11, the servo motor 11 and transformer 12 by internal conversion axis 13 and distinguished by screw
It is fixed between left plate 7 and right side plate 8.Conductive copper billet 14, conductive copper billet 14 are connected between the quiet arm 4 of electrode and transformer 12
For being powered, give stationary electrode 6 electric current, so that electrical connection is realized by conductive copper billet 14, between moving arm 1 and transformer 12
It is connected by conducting wire 15, conducting wire 15 connects conductive copper billet 14 simultaneously, connecting wire and conductive copper between moving arm 1 and transformer 12
The purpose of block is switched on.Electrical connection is not only realized in the design of conductive copper billet, but also reduces the use of electric wire, makes overall wire
Road layout is succinct.
It is preferred that being equipped with two pieces of water segregators 16 at the top of epipleural 9.In welding huge heat, water segregator can occur for the present apparatus
The external cold water source provided of 16 accesses, the cooling water that cold water source provides can be cooling for soldering turret.
The postposition guidance system includes guide pad 1, guide pad 2 18, guide pad 3 19, the guide pad 1
Rear end closely connects guide pad 2 18, is arranged groove on the guide pad 2 18, and the rear end of guide pad 2 18 is parallel and interval
Installation guide rod 20 is socketed guide pad 2 18 on the guide rod 20 and guide pad 3 19, guide pad 2 18 and guide pad 3 19 passes through
Screw is fixed on left plate and right side plate；Wherein, servo motor is located by the groove on guide pad 2 18 as locating slot
On guide pad 2 18, guide pad 3 19, guide pad 1 supports the part of moving arm 1；Postposition guidance system is by servo motor
11 position is fixed, and the moving arm 1 connecting with servo motor 11 is also stablized and stretches because of the position of servo motor.
It is preferably directed on the side wall of block 28 and an axis hole 21 is respectively set, for installing self-lubricating axis in the axis hole 21
Set 24, the rear end of moving arm 1 form two parallel bars, and the bar adaptation is inserted in self lubrication bearing, when moving arm 1 moves
When dynamic, self lubrication bearing is not given only moving arm support, and self lubrication bearing reduces friction between the two.
It is more preferable that several jacks 22 are also respectively set on the side wall of guide pad 2 18, can be inserted in jack 22
Water pipe, the water pipe are the water pipes connecting with water segregator 16 and cold water source, so set, water pipe can cleverly be hidden.
It is preferred that preposition guidance system includes guide pad 4 23, self lubrication bearing 24, the guiding are installed in guide pad 4 23
Block 4 23 is fixed by screws in the front end between left plate 7 and right side plate 8.The moving arm 1 and hexagonal adapter 2 can be
Move back and forth in the self lubrication bearing of guide pad 4 23, guide pad 4 23 forms leading to welding can be improved in guide pad 4 23
To neutrality, guarantee will not make electrode cap generate sliding in the welding process because of lateral force or external collision.Hexagonal adapter 2
Play the role of electric action and play guide rod again, so that moving arm 1 is smoothly worked by forward and backward guidance system.
When work, electrode cap is socketed on moving electrode 3 first, electrode cap is socketed on stationary electrode, robot drives this
Device advances, while robot turns on the power device, and the servo motor 11 of power device is started to work, and servo motor 11 passes through interior
Portion's transaxle 13 pushes moving arm 1, and moving arm 1 is smoothly travelled forward by forward and backward guidance system, drives in motion process dynamic
Electrode advances, and after the electrode cap on moving electrode is contacted with the electrode cap on stationary electrode, moving electrode is powered, and two electrode caps are welded on
Together.
Using structure of the invention, moving arm runs smoothly during the motion, is convenient for later maintenance, cost is relatively low.It leads
It is not in because welding slag excessively leads to stuck phenomenon that bar compares sliding rail in the process of running.Improve servo motor uses the longevity
Life, has simplified overall structure, it is ensured that welding precision.
Structure of the invention can also as shown in Figure 6 as, soldering turret ontology can turn installation around.
The present invention realizes the design of soldering turret caliper blocking criteriaization, compact-sized, obtains design efficiency and manufacture efficiency
To significantly improving, the improvement cost in later period is reduced, improves the utilization rate of equipment；Welding pressure and electric current output up to 95% with
On, propose enough more stable welding quality.
The above is only the preferred embodiments of the embodiment of the present invention, are not intended to limit the invention embodiment, all at this
Within the spirit and principle of inventive embodiments, any modification, equivalent replacement, improvement and so on be should be included in of the invention real
It applies in the protection scope of example.
Claims (7)
1. a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum, including soldering turret ontology, pacify on the soldering turret ontology
Power device is filled, power device connects moving arm, and moving arm connects moving electrode device, the power device by hexagonal adapter
Moving arm and hexagonal adapter and electrode assembly is driven to move back and forth；Extend the quiet arm of electrode, the electricity on soldering turret ontology simultaneously
Stationary electrode device is installed on extremely quiet arm；The stationary electrode device is opposite with moving electrode setting position；It is characterized by: the soldering turret
Guidance system is also installed, the moving arm can stretch back and forth along guidance system, and guidance system provides for moving arm on ontology
Support, the guidance system are divided into preposition guidance system and postposition guidance system.
2. a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum according to claim 1, it is characterised in that:
The soldering turret ontology includes left plate, right side plate, epipleural, lower side panel, screw；Wherein left plate is parallel with right side plate, is spaced
Setting, the epipleural, lower side panel be parallel, interval is mounted between left plate and right side plate；The epipleural, lower side panel
The position of left plate and right side plate is fixed；The quiet arm of electrode is mounted between left plate, right side plate by screw；Lower side panel
On be also equipped with ring flange.
3. a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum according to claim 1, it is characterised in that:
The power device includes servo motor, transformer, and the servo motor and transformer are separately fixed at left plate by screw
Between right side plate.
4. a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum according to claim 1, it is characterised in that:
Water segregator is provided at the top of epipleural, the water segregator is connected with outside cold water source, and the cold water source is in the course of work
Cooling.
5. a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum according to claim 3, it is characterised in that:
The postposition guidance system includes guide pad one, guide pad two, guide pad three, and the rear end of the guide pad one closely connects
Guide pad two, is arranged groove on the guide pad two, and the rear end of guide pad two is parallel and the installation guide rod at interval, on the guide rod
It is socketed guide pad three, guide pad two and guide pad three are fixed by screws on left plate and right side plate；Wherein, servo motor is sat
It falls in groove and is positioned；
Wherein, it is provided with self lubrication bearing in the guide pad two, the rear end of the moving arm is inserted into self lubrication bearing
Inside it is lubricated.
6. a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum according to claim 3, it is characterised in that:
The preposition guidance system includes guide pad four, and self lubrication bearing is equipped in guide pad four, and the guide pad four passes through
Screw is fixed on the front end between left plate and right side plate；The moving arm and hexagonal adapter can come in self lubrication bearing
Return is dynamic, and the guide pad four can be improved welding to neutrality.
7. a kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum according to claim 2, it is characterised in that:
The quiet arm of electrode is substantially of an L-shaped structure comprising one end of support arm and installing arm, the support arm is mounted on by screw
The lower part of left plate and right side plate；The other end connects installing arm, and stationary electrode device is installed in the free end of the installing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910304342.5A CN109877436A (en) | 2019-04-16 | 2019-04-16 | A kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910304342.5A CN109877436A (en) | 2019-04-16 | 2019-04-16 | A kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum |
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| Publication Number | Publication Date |
|---|---|
| CN109877436A true CN109877436A (en) | 2019-06-14 |
Family
ID=66937556
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910304342.5A Pending CN109877436A (en) | 2019-04-16 | 2019-04-16 | A kind of mechanical device for lightweight aluminium vehicle body resistance spot welding aluminum |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299789A (en) * | 2020-03-24 | 2020-06-19 | 天津七所高科技有限公司 | Welding tongs of C-shaped servo spot welding robot |
| CN113814547A (en) * | 2021-09-30 | 2021-12-21 | 上汽通用五菱汽车股份有限公司 | Soldering turret that static electrode can be changeed |
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