CN204934865U - Laser weld gas shield device - Google Patents
Laser weld gas shield device Download PDFInfo
- Publication number
- CN204934865U CN204934865U CN201520731194.2U CN201520731194U CN204934865U CN 204934865 U CN204934865 U CN 204934865U CN 201520731194 U CN201520731194 U CN 201520731194U CN 204934865 U CN204934865 U CN 204934865U
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- matrix
- tumbler
- connecting plate
- gas shield
- laser
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Abstract
The utility model discloses a kind of laser weld gas shield device; this device comprises the installation matrix for being fixed in laser welding system and is connected to the clamping device for clamping nozzle installed on matrix; install matrix and have installing hole that is coaxial with laser welding system, that pass through for laser welding system, clamping device rotates to be assemblied in around described installation matrix axis direction and installs on matrix.Clamping device for clamping nozzle of the present utility model can rotate to be assemblied in around installation matrix axis direction installs matrix, when welding varied angle weld seam and arch welded joint, when running into the situation that nozzle and welding work pieces interfere, clamping device can be regulated to make it rotate relative to laser welding system, to avoid the interference portion of welding work pieces, do not affect normally carrying out of welding, need not change nozzle yet, improve the efficiency of welding.
Description
Technical field
The utility model relates to a kind of laser weld gas shield device.
Background technology
Laser weld is thermal source with high power focused laser beam, laser beam shone directly into material surface, by Reciprocity of Laser & Materials, makes material molten and connect, forming the technical process of excellent welding point.Laser weld can be divided into pulsed laser welding and continuous laser welding, can be divided into laser heat conduction weld and Laser Deep Penetration Welding again by its Thermodynamic Mechanism.In the process of laser weld, the heat that welding work pieces Surface absorption is a large amount of and melt rapidly and vaporize further, forms steam cloud cluster above welding work pieces, and steam cloud cluster, on the incident path of laser beam, absorbs heat and also ionizes, produce plasma.Can absorb and refractive laser after plasma is formed, screen effect is produced to laser beam, affect being coupled of light energy and welding work pieces, cause a large amount of light energy losses, thus affect the morphological element etc. of the size of welding penetration, the generation of pore and weld seam.The mode that inert gas is sprayed in usual employing blows down photo plasma, sprays inert gas and mainly contains side blown type and coaxial-type.
Chinese patent CN104493360A(Shen Qing Publication day 2015.04.08) disclose a kind of flexible welding weld seam gas shield device, this protective device comprises DOCK LEVELER, and DOCK LEVELER is fixed on by stud on the installation matrix in laser welding system.DOCK LEVELER offers the chute passed for stud of above-below direction, by the position of the nut on adjustment stud, the lateral attitude of protection gas jets can be regulated.Move up and down DOCK LEVELER, the distance of protection gas jets distance surface of the work can be regulated.In actual welding process, there is protection gas jets sometimes and weld surrounding environment and produces the situation of interfering, needing, to protecting gas jets angle to adjust, the connection of the nozzle mount of DOCK LEVELER lower end to be designed to separated movable connection for this reason.Realize the connection with DOCK LEVELER upper end by set bolt, realized the adjustment of protection gas jets angle by this connecting bolt.But when welding varied angle weld seam and arch welded joint; protection gas jets is owing to can not rotate relative to laser welding system; protection gas jets may interfere with the workpiece welded, and causes after cannot welding or dismantle and reinstalls nozzle, cause the welding integral time long.And often change the installation site of protection gas jets, easily cause installation position to be equipped with deviation, affect weldquality.
Utility model content
The purpose of this utility model is to provide a kind of laser weld gas shield device, to solve the gas shield device of the prior art technical problem that nozzle interferes with the workpiece welded when welding varied angle weld seam and arch welded joint.
In order to realize above object; in the utility model, the technical scheme of laser weld gas shield device is as follows: laser weld gas shield device comprises the installation matrix for being fixed in laser welding system and is connected to the clamping device for clamping nozzle installed on matrix; described installation matrix has installing hole that is coaxial with laser welding system, that pass through for laser welding system, and described clamping device rotates to be assemblied in around described installation matrix axis direction and installs on matrix.
Described clamping device comprises the clamping limb rotating and be assemblied in and install tumbler and clamping nozzle on matrix, and one end and the described tumbler of described clamping limb are articulated and connected, hinge axes and the intersect vertical axis installing matrix of described clamping limb and tumbler.
Described clamping limb comprises connecting plate and nozzle mount, one end and the tumbler of described connecting plate are hinged, the other end of described nozzle mount and described connecting plate is articulated and connected, and described nozzle mount is vertical with the axial space installing matrix with the hinge axes of connecting plate.
Described connecting plate comprises the upper junction plate, the lower connecting plate that are bolted to connection together, and at least one in described upper junction plate, lower connecting plate is provided with the vertical elongated hole passed for the described bolt of confession.
Described upper junction plate, lower connecting plate are equipped with the graduation mark for observing the relative shift between described upper junction plate and lower connecting plate when regulating the length of connecting plate.
Described tumbler is positioned at the below of described installation matrix, and described tumbler has the through hole passed through for welding laser head, and described clamping device also comprises for the lock piece when welding to tumbler locking.
Described lock piece is hollow-core construction, and described lock piece passes the through hole of tumbler and is threaded on described installation matrix, and the lower loop of described lock piece is provided with positive stop lug boss.
The through hole of described tumbler is up-small and down-big shoulder hole, and the step surface of described shoulder hole coordinates with the upper surface block of described positive stop lug boss.
Described tumbler comprises rotation body and along the articulating boom rotating the overhanging of body radial direction, one end away from rotation body of described articulating boom is articulated section, and described shoulder hole is arranged on described rotation body, and described clamping limb is hinged on described articulated section.
The beneficial effects of the utility model: can rotating around installation matrix axis direction for the clamping device clamping nozzle of the utility model laser weld gas shield device is assemblied in installation matrix; when welding varied angle weld seam and arch welded joint; when running into the situation that nozzle and welding work pieces interfere; clamping device can be regulated to make it rotate relative to laser welding system; to avoid the interference portion of welding work pieces; do not affect normally carrying out of welding, need not change nozzle yet, improve the efficiency of welding.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the utility model laser weld gas shield device.
Detailed description of the invention
The embodiment of the utility model laser weld gas shield device: as shown in Figure 1, laser weld gas shield device comprises the installation matrix 1 for being fixed in laser welding system and is connected to the clamping device for clamping nozzle 8 installed on matrix 1.Installing matrix 1 is located in laser welding system when installing and using along laser welding system axis direction coaxial sleeve, and install matrix 1 and be sleeve-shaped and the installing hole 11 passed through for laser welding system with up/down perforation, the bottom of installing hole 11 is screwed hole.Clamping device rotates to be assemblied in around installation matrix axis direction to be installed on matrix 1, and laser welding system is pointed in the outlet of nozzle 8.
Clamping device comprises the clamping limb rotating and be assemblied in and install tumbler 3 and clamping nozzle on matrix 1, and one end and the tumbler 3 of clamping limb are articulated and connected, hinge axes and the intersect vertical axis installing matrix 1 of clamping limb and tumbler.Tumbler 3 is positioned at the below of installing matrix 1, and tumbler 3 has the through hole passed through for welding laser head, and clamping device also comprises for the lock piece 2 when welding to tumbler locking.Tumbler 3 comprises rotation body 30 and along the articulating boom rotating the overhanging of body 30 radial direction, one end away from rotation body of articulating boom is articulated section 31, and articulated section 31 is provided with downward opening U-type groove.The through hole of tumbler 3 is up-small and down-big shoulder hole 32, and shoulder hole is arranged on and rotates on body 30, and clamping limb is hinged on articulated section.Lock piece 2 is for being similar to the hollow-core construction of hollow bolt formula, and lock piece 2 passes the through hole of tumbler 3 and is threaded on installation matrix 1, and the lower loop of lock piece 2 is provided with positive stop lug boss 21.The step surface of shoulder hole 32 coordinates with the upper surface block of positive stop lug boss 21.
Clamping limb comprises connecting plate and nozzle mount 7, and connecting plate comprises the upper junction plate 5, the lower connecting plate 6 that are bolted to connection together, and lower connecting plate 6 is provided with the vertical elongated hole 61 for passing for bolt.It is hinged that link bolt 4 is passed through in the upper end of upper junction plate 5 and the articulated section 31 of tumbler 3, and lower end and the nozzle mount 7 of lower connecting plate 6 are articulated and connected.Upper junction plate 5, lower connecting plate 6 are equipped with the graduation mark for observing the relative shift between upper junction plate 5 and lower connecting plate 6 when regulating the length of connecting plate, and graduation mark along the vertical direction interval is arranged.Nozzle mount 7 is vertical with 1 axial space installing matrix with the hinge axes of lower connecting plate 6.Nozzle mount 7 has the nozzle fixing hole passed for nozzle, and nozzle mount is similar to clip, by regulating the fastening bolt in nozzle mount, can meet gripping of the nozzle of the external diameter value in certain limit.The periphery of nozzle 8 is interval with graduation mark along its axial direction, so that observe the position in nozzle mount 7 of nozzle 8.
By regulating the link bolt 4 between upper junction plate 5 and lower connecting plate 6, the excursion that can realize the distance L of connecting plate on is vertically 0 ~ 20mm.By regulating the link bolt between nozzle mount 7 and lower connecting plate 6, can realize the excursion 0 ~ 90 ° of angle R, R angle is the angle between the axis direction of nozzle and the axis direction installing matrix.Nozzle-end and the lateral separation P installed between matrix axis can change in 0 ~ 30mm.By the above-mentioned graduation mark arranged on nozzle and connecting plate, the accurate adjustment to nozzle location can be realized.In addition, due to hinge axes and the intersect vertical axis installing matrix of upper junction plate and tumbler, by regulating the link bolt of this hinged place, can make the axis runout of nozzle that the axis of matrix is installed, no longer crossing.Known by above-mentioned description, gas shield device of the present utility model can realize the position adjustments at any angle to nozzle.
In other embodiments, connecting plate can be one block of plate, instead of the plate that two pieces hinged.In other embodiments, vertical elongated hole also can be arranged on upper junction plate, or upper and lower connecting plate all arranges vertical elongated hole.
In other embodiments, tumbler can be set on the periphery of installation matrix, instead of in the bottom, be provided with for turning edge to the spacing of tumbler block at the lower loop installing matrix simultaneously, locking member can adopt the swivel nut be positioned at above tumbler being threaded in and installing on matrix, unscrews swivel nut, and tumbler can rotate around installation matrix, after rotateing in place, the relative position of tumbler can be fixed by tightening swivel nut.
In the present embodiment, the through hole on the rotation body of tumbler is arranged to shoulder hole, such tumbler is more stable when rotating; In other embodiments, the through hole of tumbler body can be arranged to vertical holes, is fixed tumbler by the positive stop lug boss of lock piece lower end.
In other embodiments, clamping limb upper end can be vertical with the axial space installing matrix with the hinge axes of the articulated section of tumbler.
Claims (9)
1. laser weld gas shield device; comprise the installation matrix for being fixed in laser welding system and be connected to the clamping device for clamping nozzle installed on matrix; it is characterized in that: described installation matrix has installing hole that is coaxial with laser welding system, that pass through for laser welding system, described clamping device rotates to be assemblied in around described installation matrix axis direction and installs on matrix.
2. laser weld gas shield device according to claim 1; it is characterized in that: described clamping device comprises the clamping limb rotating and be assemblied in and install tumbler and clamping nozzle on matrix; one end and the described tumbler of described clamping limb are articulated and connected, hinge axes and the intersect vertical axis installing matrix of described clamping limb and tumbler.
3. laser weld gas shield device according to claim 2; it is characterized in that: described clamping limb comprises connecting plate and nozzle mount; one end and the tumbler of described connecting plate are hinged; the other end of described nozzle mount and described connecting plate is articulated and connected, and described nozzle mount is vertical with the axial space installing matrix with the hinge axes of connecting plate.
4. laser weld gas shield device according to claim 3; it is characterized in that: described connecting plate comprises the upper junction plate, the lower connecting plate that are bolted to connection together, at least one in described upper junction plate, lower connecting plate is provided with the vertical elongated hole passed for the described bolt of confession.
5. laser weld gas shield device according to claim 4, is characterized in that: described upper junction plate, lower connecting plate are equipped with the graduation mark for observing the relative shift between described upper junction plate and lower connecting plate when regulating the length of connecting plate.
6. the laser weld gas shield device according to claim 2 to 5 any one; it is characterized in that: described tumbler is positioned at the below of described installation matrix; described tumbler has the through hole passed through for welding laser head, and described clamping device also comprises for the lock piece when welding to tumbler locking.
7. laser weld gas shield device according to claim 6; it is characterized in that: described lock piece is hollow-core construction; described lock piece passes the through hole of tumbler and is threaded on described installation matrix, and the lower loop of described lock piece is provided with positive stop lug boss.
8. laser weld gas shield device according to claim 7, is characterized in that: the through hole of described tumbler is up-small and down-big shoulder hole, and the step surface of described shoulder hole coordinates with the upper surface block of described positive stop lug boss.
9. laser weld gas shield device according to claim 8; it is characterized in that: described tumbler comprises the articulating boom rotating body and overhang along rotation body radial direction; one end away from rotation body of described articulating boom is articulated section; described shoulder hole is arranged on described rotation body, and described clamping limb is hinged on described articulated section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731194.2U CN204934865U (en) | 2015-09-21 | 2015-09-21 | Laser weld gas shield device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731194.2U CN204934865U (en) | 2015-09-21 | 2015-09-21 | Laser weld gas shield device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204934865U true CN204934865U (en) | 2016-01-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520731194.2U Withdrawn - After Issue CN204934865U (en) | 2015-09-21 | 2015-09-21 | Laser weld gas shield device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204934865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171236A (en) * | 2015-09-21 | 2015-12-23 | 洛阳鹏起实业有限公司 | Laser welding gas shielding device |
| CN105499804A (en) * | 2016-01-18 | 2016-04-20 | 华中科技大学 | Method and device for controlling hole in welded joint in laser welding process |
-
2015
- 2015-09-21 CN CN201520731194.2U patent/CN204934865U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171236A (en) * | 2015-09-21 | 2015-12-23 | 洛阳鹏起实业有限公司 | Laser welding gas shielding device |
| CN105499804A (en) * | 2016-01-18 | 2016-04-20 | 华中科技大学 | Method and device for controlling hole in welded joint in laser welding process |
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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: 20160106 Effective date of abandoning: 20170510 |
|
| AV01 | Patent right actively abandoned |