CN202804464U - Automatic welding machine - Google Patents
Automatic welding machine Download PDFInfo
- Publication number
- CN202804464U CN202804464U CN 201220431693 CN201220431693U CN202804464U CN 202804464 U CN202804464 U CN 202804464U CN 201220431693 CN201220431693 CN 201220431693 CN 201220431693 U CN201220431693 U CN 201220431693U CN 202804464 U CN202804464 U CN 202804464U
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Abstract
The utility model relates to an automatic machine which comprises a working table, one or more welding mechanisms arranged on the working table and a control system used for controlling the welding mechanisms. The automatic welding machine is characterized in that each welding mechanism comprises a central electrode and a plurality of movable electrodes arranged around the central electrode. Each movable electrode comprises a sliding rail, a movable electrode block capable of being installed on the sliding rail in a sliding mode and a movable electrode cylinder used for driving the electrode block to slide. The central electrodes and the movable electrodes are respectively connected with two poles of a power supply, and the movable electrode cylinders are connected with the control system. The automatic welding machine can simultaneously achieve automatic welding for a plurality of workpieces or a plurality of welding portions of a workpiece, and is high in automation degree, convenient to use, and high in welding efficiency.
Description
Technical field
The utility model relates to a kind of electric welding equipment, particularly a kind of automatic welding machine.
Background technology
Butt-joint is and is electric resistance welding, have the production efficiency height, cost is low, saves the characteristics such as material, be widely used in the industrial production, exert pressure by electrode after the weldment combination, a kind of welding manner that the resistance heat that utilizes electric current to produce through contact-making surface and the adjacent domain of soldering tip welds.
In the prior art, the bonding machine that utilizes butt-joint to carry out work mostly adopts by hand the links such as the pressurization in the welding process, preheating is controlled, and has not only wasted a large amount of manpowers, has increased production cost, and the product quality of institute's output can't obtain unified assurance especially.In addition, existing butt-joint welding machine can only weld a workpiece to be processed mostly, and to workpiece to be processed different welding positions also can only weld by turn, for needs weld a plurality of workpiece product or need the workpiece at a plurality of positions of welding, can only change by staff position and the angle of workpiece, this has just caused this automaticity not high welding machine use inconvenience, welding efficiency low.
Summary of the invention
The utility model is intended to provide a kind of automatic welding machine for the above-mentioned deficiency of prior art.This automatic welding machine can be simultaneously to a plurality of workpiece or to a plurality of welding positions of same workpiece carrying out automatic welding, automaticity is high, easy to use, welding efficiency is high.
For this reason, automatic welding machine of the present utility model adopts following technical scheme:
A kind of automatic welding machine, the control system that comprises workbench, is arranged on the one or more welding mechanisms on the workbench and is used for the control welding mechanism, described welding mechanism comprises central electrode and a plurality of central electrode float electrode on every side that is arranged on, described float electrode comprises slide rail, slidably the float electrode cylinder that the float electrode piece on the slide rail and be used for slides on the drive electrode piece is installed, described central electrode is connected with two poles respectively with float electrode, and described float electrode cylinder is connected with control system.
During enforcement, workpiece to be processed is socketed on the central electrode, contacts with workpiece to be processed by control system control float electrode, central electrode and float electrode can realize welding after connecting with two poles respectively.Can fix one or more workpiece on the central electrode, also can fix one or more workpiece on the float electrode piece of float electrode, the welding position that is fixed on workpiece on the float electrode piece of the solder side of the workpiece on the central electrode and float electrode is oppositely arranged; The float electrode piece is the slip along the slide rail work to central electrode under the driving of float electrode cylinder, and the welding position that is installed in respectively workpiece on float electrode piece and the central electrode is pressed on together, between central electrode and float electrode, form path, make the workpiece welding position produce high temperature and then thawing, it is lower to exert pressure at the float electrode cylinder, finishes welding between the workpiece; Control system is used for the switching road between float electrode cylinder institute applied pressure, float electrode piece and central electrode piece and power supply is controlled in welding process, simultaneously can control size of current in the welding process according to pre-set programs, realization is to the control of welding temperature, to optimize welding procedure; The float electrode cylinder promotes the float electrode piece workpiece is pressurizeed, and can realize workpiece is heated and pressurization simultaneously, and the control of welding process is more accurate.
Particularly, described central electrode comprises the holder that is arranged on the workbench and the central electrode piece that is arranged on the holder.The shape of holder and central electrode piece should be complementary with workpiece, and for example, when workpiece was tubular, then holder and central electrode piece corresponded to column, during welding, with workpiece the cylinder chamber be enclosed within on holder and the central electrode piece.
As further technological improvement, this automatic welding machine also comprises the cooling body that central electrode and float electrode is played cooling effect, be equipped with through hole on described holder, central electrode piece and the float electrode piece, described cooling body comprises to central electrode to be connected the cooling tube of cooling fluid and to be connected with cooling tube and to the cooling fluid supply device of cooling tube supply cooling fluid with float electrode, described cooling fluid supply device is connected with control system, and described cooling tube is connected with described through hole.
Described cooling fluid supply device comprises liquid case and the water pump that is connected with cooling tube, and described water pump is connected with control system.
Described through hole is connected with the cooling fluid supply device by the cooling fluid recovery tube.
In welding process or after the welding end, cooling tube passes to cooling fluid to the through hole on described holder, central electrode and the float electrode piece, the heat that cooling fluid absorbs on holder, central electrode, the float electrode piece reclaims through the cooling fluid recovery tube again, butt welding machine structure and workpiece cool off, thereby accelerate solidifying and cooling off of workpiece welding position, shorten process time.
Simultaneously, described cooling fluid supply device can be controlled the cooling liquid speed in the cooling tube under control system control, during actual the use, control system is by water-aspirator pressure being controlled the control that realizes the cooling fluid supply device, to regulate the temperature in the welding process, satisfy different welding procedure demands.Water pump is used to the cooling fluid in the cooling fluid supply device that pressure is provided, and cooling fluid can be transported on holder, central electrode and the float electrode piece through cooling tube from the cooling fluid supply device.The cooling fluid recovery tube can be recycled to the cooling fluid supply device with the cooling fluid after utilizing, with recycling cooling fluid.
Further, described slide rail is provided with locating slot in the face of the end of central movable electrode is provided with fixed block on the described fixed block.
Fixed block and locating slot can be locked with central electrode piece position in welding process, prevent from the welding process exerting pressure to make the dislocation of sliding occuring between the workpiece owing to electrode cylinder, affect welding quality; Locating slot can be realized the workpiece on the central electrode piece is positioned simultaneously, makes the workpiece welding position on its welding position alignment activity electrode block.
Described central electrode top also is provided with the pressing mechanism that plays location and fixation when welding.
For the comparatively complicated workpiece of shape on central electrode piece or the float electrode piece, also need when pressurization, to use pressing mechanism above central electrode, it to be pressurizeed, realize location and fixing.
Described pressing mechanism comprises the installing rack that is fixed on the workbench and is arranged on the pressurized cylinder on the installing rack and is arranged on pressing plate on the push rod of pressurized cylinder, described pressing plate above central electrode with the central electrode block alignment, described pressurized cylinder is connected with control system.
After the welding beginning, described control system is controlled described pressurized cylinder and is promoted pressing plate decline, after workpiece on float electrode piece or the central electrode piece contacts, continuation is pressurizeed to it, cylinder one same-action with float electrode, workpiece on central electrode piece and the float electrode piece is pressed on together, prevents from the welding process between workpiece relative sliding occuring and cause the welding position dislocation.
As improvement project of the present utility model, described pressing plate downside also is provided with one or several longitudinal electrode pieces.
The composition of the control system longitudinal electrode of longitudinal electrode piece, pressurized cylinder and control pressurized cylinder.For the welding of some workpiece, need longitudinally welding post, the setting of central electrode and float electrode can not be satisfied its demand, then should use the longitudinal electrode that is arranged on the pressing plate; The demand of multistation welding has further been satisfied in the setting of longitudinal electrode on the pressing plate, carries out in the time of multistation welding, has also shortened process time simultaneously.
The quantity of described float electrode is preferably 2-10.
Above-mentioned control system can adopt automation field Programmable Logic Controller commonly used, default by Programmable Logic Controller being carried out program, so that the switching road that control system can be controlled in welding process between float electrode cylinder institute applied pressure, float electrode piece and central electrode piece and power supply is as required controlled, simultaneously can control size of current in the welding process according to pre-set programs, realization is to the control of welding temperature, to optimize welding procedure.
The utility model has following beneficial effect with respect to prior art:
The utility model is by arranging central electrode and the float electrode by control system control, make this automatic welding machine can be simultaneously to a plurality of workpiece or to a plurality of welding positions of same workpiece carrying out automatic welding, automaticity is high, easy to use, welding efficiency is high.Because the utility model has been realized the multistation butt-joint, in welding process, do not need manually position and the angle of workpiece to be adjusted, multistation welding can be finished in a step, has significantly reduced process time, effectively reduces welding cost, enhances productivity.
The utility model arranges cooling body in welding mechanism, can effectively shorten the cool time that welding finishes rear workpiece by the flow control cooling effect of control cooling fluid, accelerates solidifying and typing of workpiece welding position, shortens process time.
The utility model is combined with electrode cylinder by the float electrode piece, promoting the float electrode piece with electrode cylinder exerts pressure to workpiece, the float electrode piece possesses the functions such as pressurization, energising heating simultaneously, heating process and pressure process can be carried out simultaneously so that switch on, thereby realize the accurate control to welding procedure.
The utility model has increased pressing mechanism above the central electrode piece, can carry out to the workpiece on central electrode piece or the float electrode piece pressurization from top to bottom, helps the fixing of workpiece, prevents that workpiece spare misplaces in the welding process.
The utility model is provided with fixed block and locating slot at the end of slide rail, so that the central electrode piece in the welding process is fixed, prevents that it from dislocation occuring cause welding unsuccessfully; Locating slot can position the central electrode piece, and the welding position of workpiece is aimed at mutually, realizes accurate welding.
The utility model is provided with the longitudinal electrode piece at the downside of pressing mechanism, satisfies the more welding demand of multistation.
Description of drawings
Fig. 1 is the utility model embodiment 1 structural representation.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
Embodiment 1
As shown in Figure 1, the disclosed automatic welding machine of present embodiment comprises workbench 1, is arranged on a welding mechanism on the workbench and the control system that is used for the control welding mechanism, welding mechanism comprises that central electrode and three are arranged on the float electrode 2 around the central electrode, float electrode comprises slide rail, slidably the float electrode cylinder 3 that the float electrode piece on the slide rail and be used for slides on the drive electrode piece is installed, central electrode is connected with two poles respectively with float electrode, and the float electrode cylinder is connected with control system.
During enforcement, workpiece to be processed is socketed on the central electrode, contacts with workpiece to be processed by control system control float electrode, central electrode and float electrode can realize welding after connecting with two poles respectively.Can fix one or more workpiece on the central electrode, also can fix one or more workpiece on the float electrode piece of float electrode, the welding position that is fixed on workpiece on the float electrode piece of the solder side of the workpiece on the central electrode and float electrode is oppositely arranged; The float electrode piece is the slip along the slide rail work to central electrode under the driving of float electrode cylinder, and the welding position that is installed in respectively workpiece on float electrode piece and the central electrode is pressed on together, between central electrode and float electrode, form path, make the workpiece welding position produce high temperature and then thawing, it is lower to exert pressure at the float electrode cylinder, finishes welding between the workpiece; Control system is used for the switching road between float electrode cylinder institute applied pressure, float electrode piece and central electrode piece and power supply is controlled in welding process, simultaneously can control size of current in the welding process according to pre-set programs, realization is to the control of welding temperature, to optimize welding procedure; The float electrode cylinder promotes the float electrode piece workpiece is pressurizeed, and can realize workpiece is heated and pressurization simultaneously, and the control of welding process is more accurate.
In the present embodiment, central electrode comprises the holder that is arranged on the workbench and the central electrode piece 4 that is arranged on the holder.The shape of holder and central electrode piece should be complementary with workpiece, and for example, the automatic welding machine of present embodiment is applicable to weld cylindrical workpiece, and then holder and central electrode piece correspond to column, during welding, with workpiece the cylinder chamber be enclosed within on holder and the central electrode piece.
In the present embodiment, automatic welding machine also comprises the cooling body that central electrode and float electrode is played cooling effect, be equipped with through hole on holder, central electrode piece and the float electrode piece, cooling body comprises to central electrode to be connected the cooling tube of cooling fluid and to be connected with cooling tube and to the cooling fluid supply device of cooling tube supply cooling fluid with float electrode, the cooling fluid supply device is connected with control system, and cooling tube is connected with described through hole.The cooling fluid supply device comprises liquid case and the water pump that is connected with cooling tube, and described water pump is connected with control system.
Through hole is connected with the cooling fluid supply device by the cooling fluid recovery tube.
In welding process or after the welding end, cooling tube passes to cooling fluid to the through hole on described holder, central electrode and the float electrode piece, the heat that cooling fluid absorbs on holder, central electrode, the float electrode piece reclaims through the cooling fluid recovery tube again, butt welding machine structure and workpiece cool off, thereby accelerate solidifying and cooling off of workpiece welding position, shorten process time.
Simultaneously, the cooling fluid supply device can be controlled the cooling liquid speed in the cooling tube under control system control, during actual the use, control system is by water-aspirator pressure being controlled the control that realizes the cooling fluid supply device, to regulate the temperature in the welding process, satisfy different welding procedure demands.During certain practical operation, can also pass through Artificial Control cooling fluid supply device.Water pump is used to the cooling fluid in the cooling fluid supply device that pressure is provided, and cooling fluid can be transported on holder, central electrode and the float electrode piece through cooling tube from the cooling fluid supply device.The cooling fluid recovery tube can be recycled to the cooling fluid supply device with the cooling fluid after utilizing, with recycling cooling fluid.
For further positioning workpieces when welding, slide rail is provided with locating slot in the face of the end of central movable electrode is provided with fixed block 5 on the described fixed block.
Fixed block and locating slot can be locked with central electrode piece position in welding process, prevent from the welding process exerting pressure to make the dislocation of sliding occuring between the workpiece owing to electrode cylinder, affect welding quality; Locating slot can be realized the workpiece on the central electrode piece is positioned simultaneously, makes the workpiece welding position on its welding position alignment activity electrode block.
Above-mentioned control system adopts automation field Programmable Logic Controller commonly used, default by Programmable Logic Controller being carried out program, so that the switching road that control system can be controlled in welding process between float electrode cylinder institute applied pressure, float electrode piece and central electrode piece and power supply is as required controlled, simultaneously can control size of current in the welding process according to pre-set programs, realization is to the control of welding temperature, to optimize welding procedure.
When utilizing the automatic welding machine of present embodiment that workpiece is welded, operation principle is as follows: workpiece to be welded is installed in respectively on float electrode piece and the central electrode piece, and adjusts the position of workpiece, the workpiece welding position is roughly aimed at mutually; Simultaneously, use locating slot that the workpiece on the central electrode piece is accurately located, fixed block is locked with the central electrode piece; Start control system, central electrode, float electrode be the both positive and negative polarity of plugged respectively; Control system control float electrode moves along slide rail toward central electrode piece direction, until the workpiece welding position on float electrode piece and the central electrode piece is in contact with one another; After the contact of the welding position of workpiece, produce a large amount of heat energy under the function of current, and the contact site is melted, electrode cylinder is exerted pressure to workpiece simultaneously with pressing plate simultaneously, combined closely in contact site under the molten state after, the welding end is cut off the power supply; The cooling supply system passes to cooling water toward the through hole on holder, central electrode piece, the float electrode piece with certain flow rate by coolant pipe, cooling water is recycled to the cooling fluid supply system and continues circulation by the cooling fluid recovery tube after taking away heat in the said mechanism, until welding mechanism and work-piece cools are complete, workpiece is taken off, just can weld next time.
The disclosed automatic welding machine of present embodiment is compared with the automatic welding machine of embodiment 1, and difference is, in the present embodiment, be provided with two welding mechanisms on the described workbench, and each welding mechanism comprises four float electrodes.
In addition, in the present embodiment, the central electrode top also is provided with the pressing mechanism that plays location and fixation when welding.This is because for the comparatively complicated workpiece of shape on central electrode piece or the float electrode piece, also needs to use pressing mechanism above central electrode it to be pressurizeed when pressurization, realizes location and fixing.
Pressing mechanism in the present embodiment comprises the installing rack that is fixed on the workbench and is arranged on the pressurized cylinder on the installing rack and is arranged on pressing plate on the push rod of pressurized cylinder, pressing plate above central electrode with the central electrode block alignment, pressurized cylinder is connected with control system.After the welding beginning, described control system is controlled described pressurized cylinder and is promoted pressing plate decline, after workpiece on float electrode piece or the central electrode piece contacts, continuation is pressurizeed to it, cylinder one same-action with float electrode, workpiece on central electrode piece and the float electrode piece is pressed on together, prevents from the welding process between workpiece relative sliding occuring and cause the welding position dislocation.
In the present embodiment, the pressing plate downside also is provided with a longitudinal electrode piece.The composition of the control system longitudinal electrode of longitudinal electrode piece, pressurized cylinder and control pressurized cylinder.For the welding of some workpiece, need longitudinally welding post, the setting of central electrode and float electrode can not be satisfied its demand, then should use the longitudinal electrode that is arranged on the pressing plate; The demand of multistation welding has further been satisfied in the setting of longitudinal electrode on the pressing plate, carries out in the time of multistation welding, has also shortened process time simultaneously.
When utilizing the automatic welding machine welding work pieces of present embodiment, its operation principle is on the operation principle basis of embodiment 1, control system can be controlled pressing mechanism and be pressurizeed in the top of workpiece, where necessary, can utilize the longitudinal electrode of the composition of the control system of longitudinal electrode piece, pressurized cylinder and control pressurized cylinder that the welding position at workpiece top is welded.
When utilizing pressing mechanism that workpiece is pressurizeed, after the welding beginning, control system is controlled described pressurized cylinder and is promoted pressing plate decline, after workpiece on float electrode piece or the central electrode piece contacts, continuation is pressurizeed to it, with cylinder one same-action of float electrode, the workpiece on central electrode piece and the float electrode piece is pressed on together, prevent from the welding process between workpiece relative sliding occuring and cause the welding position dislocation.
When utilizing workpiece top, longitudinal electrode ground to weld, be when utilizing central electrode and other position of float electrode welding work pieces, by control system control pressurized cylinder promote longitudinal electrode piece and workpiece connect from, realize that welding moves.
More than be wherein specific implementation of the present utility model, it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these apparent replacement forms all belong to protection domain of the present utility model.
Claims (1)
1. automatic welding machine, comprise workbench (1), the control system that is arranged on the one or more welding mechanisms on the workbench and is used for the control welding mechanism, it is characterized in that: described welding mechanism comprises central electrode and a plurality of central electrode float electrode on every side that is arranged on, described float electrode comprises slide rail, the float electrode cylinder (3) of float electrode piece (2) on the slide rail being installed slidably and being used for sliding on the drive electrode piece, described central electrode is connected with two poles respectively with float electrode, and described float electrode cylinder (3) is connected with control system.
2. automatic welding machine according to claim 1 is characterized in that: described central electrode comprises the holder that is arranged on the workbench and is arranged on central electrode piece (4) on the holder.
3. automatic welding machine according to claim 2, it is characterized in that: described automatic welding machine also comprises the cooling body that central electrode and float electrode is played cooling effect, be equipped with through hole on described holder, central electrode piece and the float electrode piece, described cooling body comprises to central electrode to be connected the cooling tube of cooling fluid and to be connected with cooling tube and to the cooling fluid supply device of cooling tube supply cooling fluid with float electrode, described cooling fluid supply device is connected with control system, and described cooling tube is connected with described through hole.
4. automatic welding machine according to claim 3 is characterized in that: described through hole is connected with the cooling fluid supply device by the cooling fluid recovery tube.
5. automatic welding machine according to claim 4 is characterized in that: described slide rail is provided with locating slot in the face of the end of central movable electrode is provided with fixed block (5) on the described fixed block.
6. automatic welding machine according to claim 5 is characterized in that: also be provided with the pressing mechanism that plays location and fixation when welding above the described central electrode.
7. automatic welding machine according to claim 6, it is characterized in that: described pressing mechanism comprises the installing rack that is fixed on the workbench and is arranged on the pressurized cylinder on the installing rack and is arranged on pressing plate on the push rod of pressurized cylinder, described pressing plate above central electrode with the central electrode block alignment, described pressurized cylinder is connected with control system.
8. automatic welding machine according to claim 7, it is characterized in that: described pressing plate downside also is provided with one or several longitudinal electrode pieces.
9. according to claim 1,2 and each described automatic welding machine of 4-8, it is characterized in that: the quantity of described float electrode is 2-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220431693 CN202804464U (en) | 2012-08-29 | 2012-08-29 | Automatic welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220431693 CN202804464U (en) | 2012-08-29 | 2012-08-29 | Automatic welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202804464U true CN202804464U (en) | 2013-03-20 |
Family
ID=47863407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220431693 Withdrawn - After Issue CN202804464U (en) | 2012-08-29 | 2012-08-29 | Automatic welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202804464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794555A (en) * | 2012-08-29 | 2012-11-28 | 惠州伟业精密部件厂 | Automatic welding machine |
-
2012
- 2012-08-29 CN CN 201220431693 patent/CN202804464U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102794555A (en) * | 2012-08-29 | 2012-11-28 | 惠州伟业精密部件厂 | Automatic welding machine |
| CN102794555B (en) * | 2012-08-29 | 2015-12-30 | 惠州伟业精密部件厂 | A kind of automatic welding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130320 Effective date of abandoning: 20151230 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |