CN203765202U - Device for controlling welding gun - Google Patents
Device for controlling welding gun Download PDFInfo
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- CN203765202U CN203765202U CN201320833435.5U CN201320833435U CN203765202U CN 203765202 U CN203765202 U CN 203765202U CN 201320833435 U CN201320833435 U CN 201320833435U CN 203765202 U CN203765202 U CN 203765202U
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- Prior art keywords
- welding
- welding gun
- welding bead
- direction identification
- identification signal
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- 238000003466 welding Methods 0.000 title claims abstract description 191
- 239000011324 bead Substances 0.000 claims abstract description 72
- 238000007493 shaping process Methods 0.000 claims description 11
- 230000036039 immunity Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 10
- 230000001788 irregular Effects 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
Abstract
The utility model discloses a device for controlling a welding gun, and belongs to the technical field of welding. The device comprises a first generation module and a control module. The first generation module is used for generating direction identification signals corresponding to a welding bead according to the welding bead. The control module is used for controlling the moving direction of the welding gun in the welding bead according to the direction identification signals. The first generation module is used for generating the direction identification signals corresponding to the welding bead according to the welding bead, the control module is used for controlling the moving direction of the welding gun in the welding bead according to the direction identification signals, when a second generation module detects that deviation pulse signals are generated when the welding gun is away from the welding bead, a reset module resets the welding gun in the welding bead according to the deviation pulse signals, and due to the fact that the quality, for welding irregular welding beads formed by ultra-thin wall boards and thick boards due to the process, of the welding gun can be improved according to the direction identification signals and the deviation pulse signals, it can be guaranteed that the welding gun can automatically track assembly line operation of the welding bead.
Description
Technical field
The utility model relates to a kind of control device of welding gun.
Background technology
March toward after the epoch of mechanization production when the epoch, for welding procedure aspect, in order to improve welding output, in order to improve welding bead tracking accuracy, various welding bead trackings assentment and giving birth to.
In prior art, welding bead is followed the tracks of to the two kinds of modes that exist: one is that laser image welding bead is followed the tracks of, and one is mechanical contact detecting probe method.Laser image welding bead is followed the tracks of and is suitable for finished cut welding bead, but cost is very high, and regular maintenance more complicated.And the tracking of mechanical contact detecting probe method welding bead is also suitable for finished cut welding bead, although the relative laser image welding bead tracking of its cost is lower, unstable in welding process.Simultaneously the two all cannot adapt to because of the irregular welding bead of technological reason formation for ultra-thin wallboard and slab.
Thereby welding shallow for welding bead, the unconspicuous welding work pieces of feature, can not ensure its welding quality.
Utility model content
The utility model provides a kind of control device of welding gun, in order to solve problems of the prior art.Described technical scheme is as follows:
A kind of control device of welding gun is provided, and described device comprises:
The first generation module, for according to welding welding bead, produces the direction identification signal corresponding with described welding welding bead;
Control module, for according to described direction identification signal, controls the moving direction of welding gun in described welding welding bead.
Preferably, described direction identification signal at least comprises the direction identification signal of four direction, is respectively the direction identification signal of upper and lower, left and right four direction;
Described control module is used for:
Specifically for according to the identification signal of described four direction, control respectively described welding gun and in described welding welding bead, carry out the movement of upper and lower, left and right four direction.
Preferably, described device also comprises:
The second generation module, in the time detecting that described welding gun leaves described welding welding bead, produces deviation pulse signal;
Described control module, also, for according to described deviation pulse signal, is refitted in described welding welding bead by described welding gun.
Preferably, described device comprises:
Immunity module, for carrying out anti-interference to described direction identification signal;
Shaping Module, for carrying out Shape correction to described direction identification signal.
Preferably, described device comprises:
Described immunity module, also for carrying out anti-interference to described deviation pulse signal;
Described Shaping Module, also for carrying out Shape correction to described deviation pulse signal.
The device that the utility model provides, the first generation module passes through according to welding welding bead, produce the direction identification signal corresponding with welding welding bead, control module is according to direction identification signal, control the moving direction of welding gun in welding welding bead, in the time that the second generation module detects that welding gun leaves welding welding bead, produce deviation pulse signal, replacement module is according to deviation pulse signal, welding gun is refitted in to welding welding bead, because this device is by producing direction identification signal and deviation pulse signal, and can improve the welding quality of the irregular welding bead that welding gun forms because of technological reason for ultra-thin wallboard and slab according to direction identification signal and deviation pulse signal, thereby can ensure that welding gun automatic tracking welding connects the flow work of welding bead.
Brief description of the drawings
In order to be illustrated more clearly in the technical solution of the utility model, to the accompanying drawing using in embodiment be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the control device of the welding gun that Fig. 1 provides for the utility model embodiment mono-;
Fig. 2 is the principle schematic of the hand pulse wheel tracking circuit of the utility model embodiment application.
Detailed description of the invention
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The technical scheme that the present embodiment provides can be applied to that welding bead is shallow, the welding of the unconspicuous welding work pieces of feature.
Embodiment mono-
Referring to Fig. 1, the utility model embodiment provides a kind of control device of welding gun, and the device that the utility model embodiment provides comprises:
The first generation module 101, for according to welding welding bead, produces the direction identification signal corresponding with welding welding bead; When concrete enforcement, for welding gun is moved in welding welding bead, need the first generation module 101 to produce the direction identification signal corresponding with welding welding bead according to welding welding bead, be not specifically limited about producing direction identification signal the utility model embodiment corresponding with welding welding bead, can produce direction identification signal by hand pulse wheel tracking circuit.As shown in Figure 2, the circuit of 74HC74, C26, R39, R40, R35, R36 element composition, for generation of direction identification signal.
Based on circuit theory diagrams shown in Fig. 2, generation and processing to direction identification signal describe:
As shown in Figure 2, for example from the A0 of electronic impulse wheel B0 two-way phase difference be the rectangular pulse of 90 degree, A0, B0 two pulse signals input to the 2nd, 3 pin of double D trigger 74HC74.Be sent to A0, the B0 two pulse signals of 74HC74 double D trigger, after the processing of 74HC74, at one of the 5th pin output of this device and A0, fixed level signal that B0 two paths of signals phase difference is relevant, as high level, represent the direction from A0 to B0, low level represents the direction from B0 to A0, the direction identification signal of this low and high level is also delivered to the 3rd pin of photoelectric coupled device and is isolated shaping, send into level conversion and display circuit from SR1, deliver to micro-control unit from FXC0 output.So that the motor that micro-control unit according to real-time input direction identification signal, is controlled in welding gun is after treatment done corresponding operation.
Control module 102, for according to direction identification signal, controls the moving direction of welding gun in welding welding bead.
Preferably, direction identification signal at least comprises the direction identification signal of four direction, is respectively the direction identification signal of upper and lower, left and right four direction;
Control module 102 specifically for: according to the identification signal of four direction, control respectively welding gun and carry out the movement of upper and lower, left and right four direction in welding bead in welding.
When concrete enforcement, for the welding track that makes welding gun is consistent with welding welding bead, need control module 102 according to direction identification signal, control the moving direction of welding gun in welding welding bead, but that control mode has is a variety of, for example, can be machinery control, circuit control, Single-chip Controlling, software programming control etc., the utility model embodiment does not specifically limit, when concrete enforcement, include but not limited to adopt MCU (Micro Control Unit, micro-control unit claims again one chip microcomputer or single-chip microcomputer) control mode.
Preferably, device also comprises:
The second generation module 103, detects when welding gun leaves welding welding bead, produces deviation pulse signal.
When concrete enforcement, leave welding welding bead for fear of welding gun, need to detect welding gun and the position relationship that welds welding bead, thereby determine whether welding gun leaves welding welding bead, in the time detecting that welding gun leaves welding welding bead, for example, staff can leave according to welding gun the distance of welding welding bead, regulate hand pulse wheel tracking circuit to trigger the shift knob of deviation pulse signal, the pulse wheel tracking circuit that makes to go smoothly produces deviation pulse signal.As shown in Figure 2, as shown in Figure 2, the circuit of 74HC74, C26, R39, R40, R35, R36 element composition, for generation of deviation pulse signal.
Based on circuit theory diagrams shown in Fig. 2, generation and processing to deviation pulse signal describe:
As shown in Figure 2, for example input to the 1st pin of optocoupler TPL421-4 from the pulse on electronic impulse Lun A0 road; A0 road pulse signal is after optocoupler isolation, shaping, from TPL421-4R the 16th pin output bias pulse signal, be fed through the SR0 end of level conversion and display circuit, PC0 to micro-control unit after level conversion holds, so that the motor that micro-control unit according to deviation pulse signal, is controlled in welding gun is after treatment done corresponding operation.
Control module 102, also, for according to deviation pulse signal, is refitted in welding welding bead by welding gun.
When concrete enforcement, for the welding gun that leaves welding welding bead is refitted in to welding welding bead, carry out smoothly to guarantee welding job, the deviation pulse signal that control module basis produces in the time that welding gun leaves welding welding bead, process, produce the reset indication corresponding with deviation signal, thereby make welding gun be refitted in welding welding bead, about the mode that welding gun is refitted in to welding welding bead, the utility model embodiment is not specifically limited.
Preferably, device comprises:
Immunity module 105, for carrying out anti-interference to direction identification signal and deviation pulse signal.
When concrete enforcement, in order to make follow-up welding gun welding accurately, need to be to direction identification signal and deviation pulse signal be carried out to anti-interference reason, pass through anti-interference process by producing direction identification signal and the deviation pulse signal corresponding with welding welding bead, direction identification signal and deviation pulse signal are avoided interference, simultaneously, need to be the form that micro-control unit can be identified by the deviation pulse signal Shape correction after anti-interference process, about the mode of anti-interference process, the utility model embodiment is not specifically limited, for example jamproof mode can be shielding, isolation, filtering, the modes such as ground connection and software processing, as shown in Figure 2, J3, TPL421-4, R23, R24, R25, R26, R27, R28 element forms anti-interference buffer circuit, for direction identification signal and deviation pulse signal are carried out to anti-interference process.
Shaping Module 106, for carrying out Shape correction to direction identification signal and deviation pulse signal.
When concrete enforcement, in order to make follow-up welding gun welding accurately, need to carry out Shape correction to direction identification signal and deviation pulse signal, to produce and the Shape correction that passes through that welds welding bead correspondence direction identification signal and deviation pulse signal, making direction identification signal and deviation pulse signal Shape correction is the form that micro-control unit can be identified, about the mode of Shape correction, the utility model embodiment is not specifically limited, for example Shape correction can be shaping pulse, Schmidt's shaping, the modes such as square wave shaping, as shown in Figure 2, C8550, R42-45, C27-30, C16-19, R29-33, R36-38, R41, J4 element composition shaping circuit, for direction identification signal and deviation pulse signal are carried out to Shape correction.
The device that the utility model provides, the first generation module passes through according to welding welding bead, produce the direction identification signal corresponding with welding welding bead, control module is according to direction identification signal, control the moving direction of welding gun in welding welding bead, in the time that the second generation module detects that welding gun leaves welding welding bead, produce deviation pulse signal, replacement module is according to deviation pulse signal, welding gun is refitted in to welding welding bead, because this device is by producing direction identification signal and deviation pulse signal, and can improve the welding quality of the irregular welding bead that welding gun forms because of technological reason for ultra-thin wallboard and slab according to direction identification signal and deviation pulse signal, thereby can ensure that welding gun automatic tracking welding connects the flow work of welding bead.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the protection domain of the each embodiment technical scheme of the utility model.
Claims (3)
1. a control device for welding gun, is characterized in that, the control device of described welding gun comprises:
The first generation module, for according to welding welding bead, produces the direction identification signal corresponding with described welding welding bead;
Control module, for according to described direction identification signal, controls the moving direction of welding gun in described welding welding bead;
Wherein, described direction identification signal at least comprises the direction identification signal of four direction, is respectively the direction identification signal of upper and lower, left and right four direction;
Described control module:
Specifically for according to the identification signal of described four direction, control respectively described welding gun and in described welding welding bead, carry out the movement of upper and lower, left and right four direction,
The control device of described welding gun, also comprises:
The second generation module, detects when described welding gun leaves described welding welding bead, produces deviation pulse signal;
Described control module, also, for according to described deviation pulse signal, is refitted in described welding welding bead by described welding gun.
2. the control device of welding gun according to claim 1, is characterized in that, described device comprises:
Immunity module, for carrying out anti-interference to described direction identification signal;
Shaping Module, for carrying out Shape correction to described direction identification signal.
3. the control device of welding gun according to claim 2, is characterized in that, comprising:
Described immunity module is also for carrying out anti-interference to described deviation pulse signal;
Described Shaping Module is also for carrying out Shape correction to described deviation pulse signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833435.5U CN203765202U (en) | 2013-12-17 | 2013-12-17 | Device for controlling welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833435.5U CN203765202U (en) | 2013-12-17 | 2013-12-17 | Device for controlling welding gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203765202U true CN203765202U (en) | 2014-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320833435.5U Expired - Lifetime CN203765202U (en) | 2013-12-17 | 2013-12-17 | Device for controlling welding gun |
Country Status (1)
| Country | Link |
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| CN (1) | CN203765202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722326A (en) * | 2013-12-17 | 2014-04-16 | 安东石油技术（集团）有限公司 | Method and device for controlling welding gun |
-
2013
- 2013-12-17 CN CN201320833435.5U patent/CN203765202U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103722326A (en) * | 2013-12-17 | 2014-04-16 | 安东石油技术（集团）有限公司 | Method and device for controlling welding gun |
| CN103722326B (en) * | 2013-12-17 | 2016-06-01 | 安东石油技术（集团）有限公司 | The control method of welding gun and device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |