CN219786972U - Gas protection cover device for galvanometer welding - Google Patents
Gas protection cover device for galvanometer welding Download PDFInfo
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- CN219786972U CN219786972U CN202321343641.8U CN202321343641U CN219786972U CN 219786972 U CN219786972 U CN 219786972U CN 202321343641 U CN202321343641 U CN 202321343641U CN 219786972 U CN219786972 U CN 219786972U
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- gas
- protection cover
- cover shell
- gas protection
- welding
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- 238000003466 welding Methods 0.000 title claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000005086 pumping Methods 0.000 claims abstract description 6
- 238000007664 blowing Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 9
- 239000011521 glass Substances 0.000 description 11
- 230000006872 improvement Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
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Abstract
The utility model provides a gas protection cover device for vibrating mirror welding, which comprises a base, wherein a gas protection cover shell, a horizontal moving mechanism and a clamp module are arranged on the base, and the gas protection cover shell is connected with the horizontal moving mechanism; the gas protection cover shell is provided with a gas pumping hole and a protective gas injection hole, one side of the gas protection cover shell is provided with an opening, the opening faces the clamp module, and the top and at least one side of the gas protection cover shell are provided with a light-transmitting window for transmitting laser into the gas protection cover shell; the fixture module comprises a supporting plate which is used for being in sealing connection with an opening of the gas protection cover shell, and fixing members which are used for being fixed with the gas protection cover shell are arranged on the left side and the right side of the supporting plate; the middle part of the supporting plate is connected with a workpiece fixing component. By adopting the technical scheme of the utility model, the protection effect of the existing blowing device in welding of the welding head is achieved in the laser welding of the vibrating mirror, and the utility model has good universality.
Description
Technical Field
The utility model relates to the technical field of laser welding, in particular to a gas protection cover device for galvanometer welding.
Background
Laser welding is currently the most attractive and promising welding technique. However, the bath temperature is high during laser welding, and a shielding gas must be added to prevent oxidation of the weld. Compared with the traditional emergent head welding, the vibrating mirror laser welding has the characteristics of high welding speed, capability of welding complex tracks, high motion precision and the like, and has been widely applied in the field of laser welding. However, compared with the traditional welding head welding, the vibrating mirror laser welding has a great difficulty in blowing. The traditional welding head welding blowing device is fixed on the welding head and moves together with the welding head, so that a good protection effect is achieved. However, the vibrating mirror is used for laser welding, and the vibrating mirror drives the X, Y reflecting mirror to swing by an internal motor to realize the movement of laser and finish welding. The blowing device is fixed on the vibrating mirror and cannot move along with the laser, so that the protection effect is lost. It is therefore necessary to design a gas shield device specifically for use in galvanometer laser welding.
Disclosure of Invention
Aiming at the technical problems, the utility model discloses a gas protection cover device for galvanometer welding, which can play a good role in protecting a workpiece welded by galvanometer laser; in addition, the device can be well fixed with a workbench, has universality and can adapt to welding requirements of various tracks; finally, the device is simple and easy to understand, easy to operate and process, high in generation efficiency and economical and applicable.
In this regard, the technical scheme of the utility model is as follows:
the gas protection cover device for vibrating mirror welding comprises a base, wherein a gas protection cover shell, a horizontal moving mechanism and a clamp module are arranged on the base, and the gas protection cover shell is connected with the horizontal moving mechanism;
the gas protection cover shell is provided with a gas pumping hole and a protective gas injection hole, one side of the gas protection cover shell is provided with an opening, the opening faces the clamp module, and the top and at least one side of the gas protection cover shell are provided with a light-transmitting window for transmitting laser into the gas protection cover shell;
the fixture module comprises a support plate which is vertically arranged and is used for being in sealing connection with the opening of the gas protection cover shell, and fixing members which are used for being fixed with the gas protection cover shell are arranged on the left side and the right side of the support plate; the middle part of the supporting plate is connected with a workpiece fixing component.
Wherein the size of the supporting plate is matched with the size of the opening of the gas protection cover shell. The light-transmitting window can transmit laser with the wavelength of 1070nm, so that the laser can normally transmit to the surface of a workpiece, and in addition, an operator can observe the condition in the shell conveniently. The workpiece fixing member is used for fixing a workpiece to be processed.
By adopting the technical scheme, the workpiece to be processed is clamped on the workpiece fixing member, and the horizontal moving mechanism drives the gas protection cover shell to move towards the clamp module, so that the bayonet of the gas protection cover shell is connected with the support plate in a matched manner, and the workpiece fixing member is positioned in the gas protection cover shell through the fixing member for fixing and sealing. The air is pumped through the air pumping hole, the protective gas is injected through the protective gas injection opening, and the laser is transmitted through the light transmission window, so that the workpiece can be processed.
As a further improvement of the utility model, the horizontal moving mechanism comprises a guide rail positioned on the base and a moving driving mechanism, wherein the gas protecting cover shell is in sliding connection with the guide rail, and the moving driving mechanism is connected with the gas protecting cover shell and drives the gas protecting cover shell to slide on the guide rail.
As a further improvement of the utility model, the movement driving mechanism comprises a telescopic cylinder.
As a further improvement of the utility model, the telescopic cylinder is positioned below the plane fixed disk. Further, the telescopic cylinder is fixed on the base.
As a further improvement of the present utility model, the workpiece fixing member includes a planar fixing plate and a vertical rotating chuck connected to a rotation driving mechanism. The plane fixing disc is used for fixing plane welding track welding parts and clamps thereof, and mainly processes an X-Y plane; the vertical rotating chuck is used for fixing a revolving body type welding part and is used for rotating welding; the rotary drive mechanism is used to power the vertical spin chuck to rotate it clockwise or counterclockwise. The plane fixed disk and the vertical rotating chuck are respectively used for X-Y plane welding and Y-Z plane rotating welding, so that the welding requirements of most parts can be met, and in addition, the plane fixed disk can be combined with various welding clamps, so that the welding fixture has universality.
As a further improvement of the utility model, the support plate is connected with the L-shaped bracket, the plane fixing disc is fixedly connected with the horizontal part of the L-shaped bracket, and the vertical rotating chuck is fixedly connected with the vertical part of the L-shaped bracket.
As a further improvement of the utility model, the rotary driving mechanism is positioned outside the supporting plate and fixedly connected with the supporting plate.
As a further improvement of the present utility model, the rotary drive mechanism includes a chuck power motor.
As a further improvement of the utility model, the air suction hole and the protective gas injection hole are connected with an electromagnetic valve.
As a further improvement of the utility model, the air suction hole and the protective gas injection opening are positioned at the bottom of the gas protection cover shell. The bottom is closer to the workpiece, so that the periphery of the workpiece maintains high vacuum degree and protective gas atmosphere.
As a further improvement of the utility model, the opening of the gas protection cover shell is provided with a sealing rubber strip, the outer side of the opening of the gas protection cover shell is provided with a wedge-shaped strip which is used for being matched with a fixing component, and the fixing component is a fixed cylinder.
As a further improvement of the utility model, the light-transmitting window is a planar light-transmitting glass. Furthermore, the thickness of the plane light-transmitting glass is 3-10mm, so that the plane light-transmitting glass can bear internal and external pressure difference without cracking after vacuumizing and injecting protective gas with certain pressure.
Compared with the prior art, the utility model has the beneficial effects that:
firstly, by adopting the technical scheme of the utility model, the protection effect of the existing blowing device in welding head welding is achieved in the galvanometer laser welding, the difficulty of blowing protection gas in the galvanometer laser welding is solved, and the difficulty that the blowing device cannot move along with a galvanometer light path is overcome.
Secondly, in terms of production efficiency, the device provided by the utility model can fully exert the advantages of high speed and high efficiency of vibrating mirror welding, the time for vacuumizing and injecting the protective gas can be controlled within 5 seconds, the device is particularly suitable for batch processing of a plurality of small-sized workpieces, the clamps can be used for installing the plurality of small-sized workpieces into the device at one time, and the production efficiency is greatly improved. And the double clamps can meet the requirements of various welding tracks, and have good universality.
Thirdly, the device has lighter weight and attractive appearance, and on the premise of ensuring the blowing effect, the device selects universal and economic materials as much as possible on the materials, and the appearance design fully considers attractive appearance.
Drawings
FIG. 1 is a schematic diagram of a gas shield apparatus for galvanometer welding according to an embodiment of the utility model.
The reference numerals include:
1-base, 2-gas protection cover shell, 3-guide rail, 4-telescopic cylinder and 5-support plate;
21-plane light-transmitting glass, 22-air pumping holes and 23-protective gas injection openings;
51-plane fixed disk, 52-vertical rotary chuck, 53-chuck power motor, 54-fixed cylinder.
Detailed Description
Preferred embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, a gas protection cover device for galvanometer welding comprises a base 1, wherein a gas protection cover shell 2, a horizontal moving mechanism and a clamp module are arranged on the base 1, and the gas protection cover shell 2 is connected with the horizontal moving mechanism; the gas protection cover shell 2 is provided with a gas pumping hole 22 and a protection gas injection hole 23, one side of the gas protection cover shell 2 is provided with an opening, the opening faces the clamp module, and the top and at least one side surface of the gas protection cover shell 2 are provided with plane light-transmitting glass 21 for transmitting laser into the gas protection cover shell 2; the fixture module comprises a support plate 5 which is vertically arranged and is used for being in sealing connection with the opening of the gas protection cover shell 2, and fixed cylinders 54 which are used for being fixed with the gas protection cover shell 2 are arranged on the left side and the right side of the support plate 5; the middle part of the supporting plate 5 is connected with a plane fixed disc 51 and a vertical rotating chuck 52, and the vertical rotating chuck 52 is connected with a chuck power motor 53. The chuck power motor 53 is located at the outer side of the support plate 5 and is fixedly connected with the support plate 5.
Specifically, the horizontal moving mechanism comprises a guide rail 3 and a telescopic cylinder 4 which are arranged on the base 1, the gas protection cover shell 2 is in sliding connection with the guide rail 3, the telescopic cylinder 4 is connected with the gas protection cover shell 2, and the gas protection cover shell 2 is driven to slide on the guide rail 3. The telescopic cylinder 4 is positioned below the plane fixing plate 51 and is fixed on the base 1.
The support plate 5 is connected with the L-shaped bracket, the plane fixing disc 51 is fixedly connected with the horizontal part of the L-shaped bracket, and the vertical rotating chuck 52 is fixedly connected with the vertical part of the L-shaped bracket. The air suction hole 22 and the shielding gas injection hole 23 are connected with an electromagnetic valve. The air suction hole 22 and the shielding gas injection hole 23 are positioned at the bottom of the gas protection cover shell 2. One end of the vacuumizing gas outlet 22 is connected with the gas protection cover shell 2, and the other end is connected with a vacuum pump for vacuumizing before welding; the shielding gas injection port 23 has one end connected to the gas protecting cover casing 2 and one end connected to the shielding gas source for injecting shielding gas before welding and after vacuumizing to provide shielding gas atmosphere for preventing the workpiece from being oxidized during welding. Further, the vacuumizing gas outlet 22 and the protecting gas injection opening 23 are connected with electromagnetic valves, and the electromagnetic valves are controlled by a controller to enable the electromagnetic valves to work orderly.
Sealing strips are adhered to the periphery of the opening of the gas protection cover shell 2, and wedge-shaped strips matched with the fixed air cylinders 54 are arranged on the outer side of the opening of the gas protection cover shell 2. The guide rail 3 provides a track for the gas protection cover shell 2, so that the gas protection cover shell is convenient to seal and unseal; the base 1 is used for fixing the guide rail 3 and the like, and can be fixed on the working table surface of the equipment.
The telescopic cylinder 4 is fixed on the base 1, a piston rod is connected to the bottom of the gas protection cover shell 2 and used for driving the gas protection cover shell 2 to move rightwards along the guide rail 3 to be tightly attached to the right side plate, and in addition, the telescopic cylinder can also move leftwards to release sealing for taking or discharging materials; the plane fixing disc 51 is used for fixing plane welding track welding parts and clamps thereof, and mainly processes an X-Y plane; the vertical rotating chuck 52 is used for fixing a revolving body type welding part and is used for rotating welding; the chuck power motor 53 is used for providing power for the vertical rotary chuck 52 to rotate clockwise or counterclockwise; the four fixed cylinders 54 provide a force for sealing the gas shield case 2. The wedge-shaped blocks measured front and back are matched with the gas protection cover device, so that a good sealing effect is achieved.
The telescopic cylinder 4 and the fixed cylinder 54 are connected with electromagnetic valves and are connected to a galvanometer equipment controller to control the working state of the galvanometer equipment controller.
When in use, the gas protection cover device is arranged right below the vibrating mirror; the planar light-transmitting glass 21 is a laser light incident window. The plane fixed disc 51 and the vertical rotating chuck 52 are respectively used for X-Y plane welding and Y-Z plane rotating welding, and can be selected according to the part requirement; in addition, the plane fixing plate 51 can fix the workpiece clamp, so that the adaptability is high. The chuck power motor 53 provides rotational power to the vertical spin chuck 52, and the chuck power motor 53 is connected to the device driver for programmable control.
The device adopts the plane light-transmitting glass 21 to enable the normal transmission of laser with the wavelength of 1070nm to reach the surface of a workpiece, and is convenient for operators to observe the condition in the shell. Further, the thickness of the planar transparent glass 21 is 5mm, so that the planar transparent glass can bear internal and external pressure difference without cracking after vacuuming and injecting protective gas with certain pressure.
The size of the gas protection cover shell 2 is designed according to the working range of the vibrating mirror, the size of the plane light-transmitting glass 21 is reasonably designed along with the upper surface and the front and rear end surface sizes of the gas protection cover shell 2, and laser is ensured to always fall in the range of the plane light-transmitting glass 21 during part processing, and cannot fall on the gas protection cover shell 2 to cause damage.
Through a large number of experiments, the device has better blowing protection effect, can provide good protection for the vibration mirror during welding, does not oxidize the surface of a welded seam, solves the difficulty of blowing protection gas during the vibration mirror laser welding, and overcomes the difficulty that the blowing device cannot move along with the vibration mirror light path. In the galvanometer laser welding, the protection effect of the existing blowing device in the welding of the welding head is achieved. In terms of production efficiency, the device can fully exert the advantages of high speed and high efficiency of galvanometer welding; the time of vacuumizing and injecting the protective gas can be controlled within 5 seconds, the device is particularly suitable for batch processing of a plurality of small-sized workpieces, the plurality of small-sized workpieces can be installed in the device at one time by using the clamp, and the production efficiency is greatly improved. The double-clamp design is a great feature, can meet the requirements of various welding tracks, and has good universality. The device is light in weight and attractive in appearance. On the premise of ensuring the blowing effect, the device selects universal and economic materials as much as possible on the materials, and the appearance design fully considers the beauty.
In the description of the present utility model, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships as described based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The above embodiments are preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, which is defined by the appended claims, but rather by the following claims.
Claims (10)
1. A gas protection cover device for galvanometer welding, its characterized in that: the device comprises a base, wherein a gas protection cover shell, a horizontal moving mechanism and a clamp module are arranged on the base, and the gas protection cover shell is connected with the horizontal moving mechanism;
the gas protection cover shell is provided with a gas pumping hole and a protective gas injection hole, one side of the gas protection cover shell is provided with an opening, the opening faces the clamp module, and the top and at least one side of the gas protection cover shell are provided with a light-transmitting window for transmitting laser into the gas protection cover shell;
the fixture module comprises a support plate which is vertically arranged and is used for being in sealing connection with the opening of the gas protection cover shell, and fixing members which are used for being fixed with the gas protection cover shell are arranged on the left side and the right side of the support plate; the middle part of the supporting plate is connected with a workpiece fixing component.
2. The gas shield apparatus for galvanometer welding as recited in claim 1, wherein: the horizontal moving mechanism comprises a guide rail and a moving driving mechanism, wherein the guide rail and the moving driving mechanism are arranged on the base, the gas protecting cover shell is slidably connected with the guide rail, and the moving driving mechanism is connected with the gas protecting cover shell and drives the gas protecting cover shell to slide on the guide rail.
3. The gas shield apparatus for galvanometer welding as recited in claim 2, wherein: the movable driving mechanism comprises a telescopic cylinder, and the telescopic cylinder is positioned below the plane fixed disc.
4. The gas shield apparatus for galvanometer welding as recited in claim 1, wherein: the workpiece fixing member comprises a plane fixing disc and a vertical rotating chuck, and the vertical rotating chuck is connected with the rotating driving mechanism.
5. The gas shield apparatus for galvanometer welding as recited in claim 4, wherein: the support plate is connected with the L-shaped bracket, the plane fixed disc is fixedly connected with the horizontal part of the L-shaped bracket, and the vertical rotating chuck is fixedly connected with the vertical part of the L-shaped bracket.
6. The gas shield apparatus for galvanometer welding as recited in claim 5, wherein: the rotary driving mechanism is positioned at the outer side of the supporting plate and is fixedly connected with the supporting plate.
7. The gas shield apparatus for use in galvanometer welding as recited in claim 6, wherein: the rotary drive mechanism includes a chuck power motor.
8. The gas shield apparatus for galvanometer welding as recited in claim 1, wherein: the air suction hole and the protective gas injection hole are connected with an electromagnetic valve.
9. The gas shield apparatus for use in galvanometer welding as recited in claim 8, wherein: the air suction hole and the protective gas injection opening are positioned at the bottom of the gas protection cover shell.
10. The gas shield apparatus for galvanometer welding as recited in any one of claims 1-9, wherein: the opening of gas protection cover casing is equipped with joint strip, the open-ended outside of gas protection cover casing is equipped with and is used for with fixed component complex wedge strip, fixed component is fixed cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321343641.8U CN219786972U (en) | 2023-05-30 | 2023-05-30 | Gas protection cover device for galvanometer welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321343641.8U CN219786972U (en) | 2023-05-30 | 2023-05-30 | Gas protection cover device for galvanometer welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219786972U true CN219786972U (en) | 2023-10-03 |
Family
ID=88152836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321343641.8U Active CN219786972U (en) | 2023-05-30 | 2023-05-30 | Gas protection cover device for galvanometer welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219786972U (en) |
-
2023
- 2023-05-30 CN CN202321343641.8U patent/CN219786972U/en active Active
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