CN209276639U - The accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser - Google Patents
The accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser Download PDFInfo
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- CN209276639U CN209276639U CN201822104436.1U CN201822104436U CN209276639U CN 209276639 U CN209276639 U CN 209276639U CN 201822104436 U CN201822104436 U CN 201822104436U CN 209276639 U CN209276639 U CN 209276639U
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Abstract
The utility model relates to a kind of high-rate laser cladding heads, cause metal powder utilization rate to be difficult to improve for the cladding head of existing I class formation；And during using existing I class formation cladding head, metal powder burning and the problem of severe oxidation phenomenon frequent occurrence provides a kind of multi beam metal powder stream and multiple laser precisely matched high-rate laser cladding head.Cladding head includes column fixing seat, transition connector sleeve and taper feeding head；At least two protection stomata of transition connector sleeve one end setting；Through-hole is lost around column fixing seat axis setting at least two in column fixing seat；The axis for each losing through-hole intersects at same point A with column fixing seat axis；The big end of taper feeding head is located above small end, and middle part is equipped with the bellmouth of perforation；At least two conveying through-holes are set around taper feeding head axis on taper feeding head；The axis of each conveying through-hole intersects at same point B with taper feeding head axis；Intersection points B is located above intersection point A.
Description
Technical field
The utility model belongs to high-rate laser cladding and laser gain material manufacturing field, is related to a kind of high-rate laser cladding head,
More particularly to the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser.
Background technique
High-rate laser cladding belongs to a kind of metal surface treatment process of novel green.The technique is by laser in matrix
On act on metal powder, will fusing or semi-molten powder stream quickly solidified into molten bath the surface to form metallurgical bonding painting
Layer.Laser melting coating head belongs to the important component in laser cladding equipment, and effect is by laser, metal powder and protective gas edge
Setting path carries out integration output.
According to the relative tertiary location of metal powder stream and laser beam, it is laser that traditional laser melting coating head, which can be divided into center,
Beam (I class formation) and center are powder stream (II class formation) two kinds of structures.
When I class formation laser melting coating head works, laser beam runs through cladding head along cladding head central axis, and powder stream is with laser beam
Centered on, cyclic annular or equidistant pencil is distributed in around laser beam, runs through cladding head.
II class formation center powder feeding annular beam structure cladding head, powder stream run through cladding head along cladding head central axis, swash
Light light beam annular distribution is around powder stream.It needs for single beam laser to be shaped as inner hollow ring light inside II class formation cladding head
Beam, technique realize that difficulty is big, and technical requirements are high, and market is using less.
Compared to II class formation laser melting coating head, the market application of I class formation laser melting coating head is more universal.But it is existing
There is the cladding head of I class formation to determine that the angle of metal powder stream and laser beam can not further decrease, and then laser beam and powder stream
Overlapping area can not further increase, cause metal powder utilization rate to be difficult to improve；And using existing I class formation cladding head
When, metal powder burning and severe oxidation phenomenon frequent occurrence.
Utility model content
The purpose of the utility model is to overcome the cladding head of existing I class formation cause the angle of metal powder stream and laser beam without
Method further decreases, and metal powder utilization rate is caused to be difficult to improve；And during using existing I class formation cladding head, warp
The deficiency of metal powder burning and severe oxidation phenomenon often occurs, and a kind of multi beam metal powder stream is provided and is precisely matched with multiple laser
High-rate laser cladding head.The structure type of former I class formation cladding head single beam laser, multi beam powder stream is transform as by the utility model
The accurate matched structure type of multi beam powder stream and multiple laser, corresponds metal powder stream and laser beam, it is possible to prevente effectively from
Technical problem present in the I class formation cladding head mentioned in background technique is high with S. E. A. of the metal powder to laser
And metal powder is not easy the advantages of burning.
To achieve the above object, technical solution provided by the utility model is: a kind of multi beam metal powder stream and multiple laser
Accurate matched high-rate laser cladding head, is characterized in that, including the coaxial column fixing seat set gradually up and down, transition
Connector sleeve and taper feeding head；The both ends of transition connector sleeve are connected with column fixing seat and taper feeding head respectively；Transition connection
The circumference setting at least two of set connection column fixing seat one end is for being passed through the protection stomata of protective gas；In column fixing seat
On around column fixing seat axis setting at least two for laser pass through lose through-hole, the axis and column for losing through-hole are fixed
Seat axis angle is at an acute angle；The axis for each losing through-hole intersects at same point A with column fixing seat axis；Taper feeding head
Big end be located above small end, middle part is equipped with the bellmouth of perforation；It is arranged on taper feeding head around taper feeding head axis
At least two for conveying the conveying through-hole of metal powder material, and the axis and taper feeding head axis angle of conveying through-hole are at an acute angle；
The axis of each conveying through-hole intersects at same point B with taper feeding head axis；Intersection point A and intersection points B are respectively positioned on taper powder feeding
Except head, and intersection points B is located above intersection point A；Conveying through-hole is corresponded with through-hole is lost, the two axis and column fixing seat
Three line of axis is coplanar.
Further, the distance between above-mentioned intersection point A and intersection points B are 1cm~10cm.
Further, to make full use of space structure, while act on laser beam sufficiently with metal powder, it is above-mentioned to lose
Through-hole is uniformly distributed around column fixing seat axis；The conveying through-hole is uniformly distributed around taper feeding head axis.
Further, to guarantee that protective gas even exports in cladding head, above-mentioned protection stomata was evenly distributed on
Cross the circumference of connector sleeve.
Further, the corresponding through-hole of each losing in the upper surface of above-mentioned column fixing seat is arranged one to be easily installed laser defeated
The inclined-plane or groove lifted one's head.
Further, in order to save the material of installation space and transition connector sleeve, the cross section of above-mentioned transition connector sleeve from
Top to bottm linearly reduces.
Further, above-mentioned column fixing seat and the integrated molding of transition connector sleeve or the transition connector sleeve and taper
Feeding head is integrally formed.
Further, above-mentioned transition connector sleeve and column fixing seat are connected by flange.
Further, to be easily installed powder inlet pipe, the upper end of above-mentioned taper feeding head is shaped hollow round table.
Further, above-mentioned taper feeding head is connected through a screw thread with transition connector sleeve.
Compared with existing I class formation cladding head, the utility model has the advantages that:
1, cladding head provided by the utility model can realize that multiple laser, multi beam metal powder stream correspond, and realize multi beam
Laser and multi beam metal powder stream accurately match；Using the high-rate laser cladding head of the structure, work efficiency is high for cladding, metal powder benefit
With rate height.
2, each of the utility model cladding head is lost through-hole and is tilted to corresponding conveying through-hole, it can be achieved that metal powder
The smaller angle of stream and laser beam increases the overlapping area of laser beam and powder stream, absorbs laser energy convenient for metal powder, improves
Powder using efficiency.
3, the utility model cladding head has dispersed laser energy due to losing through-hole using multiple；Thus effectively prevent
The phenomenon that cladding easily causes metal powder burning and severe oxidation generation is carried out using single beam high power density laser beam.
4, multiple through-holes of losing of the utility model cladding head setting are by power dissipation, so that being mounted on swashing on cladding head
Light device general power can be higher.It is generally 2000-3000 watts using the laser power of existing I class formation cladding head, and is used
The laser general power of the utility model high speed cladding head can be promoted to 4000-6000 watts, thus cladding processing greatly improved
Efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model cladding head one embodiment；.
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the enlarged diagram of part I in Fig. 1；
Fig. 4 is the cross-sectional view of the line A-A along Fig. 1；
Fig. 5 is the operation schematic diagram of the utility model cladding head installation laser export head.
Each label is described as follows in figure:
01-laser beam, 02-metal powder；
Through-hole, 12-inclined-planes are lost in 1-column fixing seat, 11-；
2-transition connector sleeves, 21-protection stomatas, 22-flanges, 23-connector sleeve sleeves；
3-taper feeding heads, 31-conveying through-holes, 32-feeding head sleeves；
4-laser export heads；5-matrixes.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, the present embodiment provides a kind of multi beam metal powder stream and multiple laser, precisely matched high-rate laser is molten
Head is covered, including coaxial column fixing seat 1, transition connector sleeve 2 and the taper feeding head 3 set gradually up and down.
The cross section of transition connector sleeve 2 linearly reduces from top to bottom, and the upper end is equipped with flange 22, is threaded through method by bolt
Transition connector sleeve 2 is connect with column fixing seat 1 on orchid 22；And the upper end of transition connector sleeve 2 is circumferentially arranged two for leading to
Enter the protection stomata 21 of protective gas；By being passed through protective gas in protection stomata 21, positive pressure is applied to powder, plays drainage
Effect.Protective gas generallys use the inert gases such as nitrogen, argon gas, forms inert gas shielding area in laser powder active region,
Prevent powder from aoxidizing.
The upper end of taper feeding head 3 is shaped hollow round table, and the upper end end face upwardly extends to form feeding head sleeve 32, powder feeding
Headgear cylinder 32 is equipped with internal screw thread；The lower end surface of transition connector sleeve 2 is downwardly extending connector sleeve sleeve 23, connector sleeve sleeve 23
Equipped with external screw thread；The feeding head sleeve 32 of taper feeding head 3 passes through thread set in the connector sleeve sleeve 23 of transition connector sleeve 2
On.
As shown in Figure 1 and Figure 2, three are uniformly arranged around 1 axis of column fixing seat in column fixing seat 1 to lead to for laser
That crosses loses through-hole 11, and axis and 1 axis angle of column fixing seat for losing through-hole 11 are at an acute angle；Each lose the axis of through-hole 11
Line intersects at same point A with 1 axis of column fixing seat (referring to Fig. 3).The upper surface correspondence of column fixing seat 1 is each lost logical
The inclined-plane 12 (referring to fig. 2) for being easily installed laser export head is arranged in hole 11.
The big end of taper feeding head 3 is located above small end, and middle part is equipped with the bellmouth of perforation.On taper feeding head 3
Three are uniformly arranged for conveying the conveying through-hole 31 (referring to Fig. 1, Fig. 4) of metal powder material around 3 axis of taper feeding head, and conveying is logical
The axis in hole 31 and 3 axis angle of taper feeding head are at an acute angle；The axis of each conveying through-hole 31 with 3 axis of taper feeding head
Intersect at same point B (referring to Fig. 3).
As shown in Figure 1, Figure 3, conveying through-hole 31 and the one-to-one correspondence of through-hole 11 is lost, corresponding conveying through-hole 31 and lost
The axis of through-hole 11 is coplanar with three line of axis of column fixing seat 1.Intersection point A and intersection points B are respectively positioned on except taper feeding head 3, and
Intersection points B is located above intersection point A, and the distance between intersection point A and intersection points B are 3cm.
The specific work process of the present embodiment cladding head is as follows:
Referring to Fig. 5,3 laser export heads 4 being fixed in cladding head column fixing seat 1 respectively with lose through-hole 11 one by one
Corresponding (a laser export head 4 is only shown in figure).
Laser beam 01 is respectively along the central axial direction transmission for losing through-hole 11, and metal powder 02 is along 31 central axis of conveying through-hole
The output of line direction.
Metal powder 02 meets on molten bath with corresponding laser beam 01, and three beams metal powder 02 fully absorbs laser energy simultaneously
The metal powder stream of fusing or semi-molten, fusing or semi-molten is under the protection gas effect that self weight, inertia and protection stomata 21 are passed through
It is sent into 5 surface molten bath of matrix, is quickly solidified the surface covering to form metallurgical bonding.
The above is only preferred embodiments of the present invention are described, not by the technical side of the utility model
Case limited to this, those skilled in the art's made any known deformation on the basis of the design of the major technique of the utility model
Belong to the claimed technology scope of the utility model.
Claims (10)
1. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser, it is characterised in that: including coaxial
Column fixing seat (1), transition connector sleeve (2) and the taper feeding head (3) set gradually up and down；
The both ends of transition connector sleeve (2) are connected with column fixing seat (1) and taper feeding head (3) respectively；Transition connector sleeve (2) is even
Connect at least two protection stomata (21) of circumference setting of column fixing seat (1) one end；It is fixed on column fixing seat (1) around column
Through-hole (11) are lost in seat (1) axis setting at least two, and the axis and column fixing seat (1) axis angle for losing through-hole (11) are in
Acute angle；The axis for each losing through-hole (11) intersects at same point A with column fixing seat (1) axis；
The big end of taper feeding head (3) is located above small end, and middle part is equipped with the bellmouth of perforation；
At least two conveying through-holes (31), conveying through-hole (31) are set around taper feeding head (3) axis on taper feeding head (3)
Axis and taper feeding head (3) axis angle it is at an acute angle；The axis of each conveying through-hole (31) with taper feeding head (3) axis
Line intersects at same point B；
Intersection point A and intersection points B are respectively positioned on except taper feeding head (3), and intersection points B is located above intersection point A；Conveying through-hole (31) with it is defeated
Light through-hole (11) corresponds, and the two axis is coplanar with three line of axis of column fixing seat (1).
2. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 1,
Be characterized in that: the distance between the intersection point A and intersection points B are 1cm~10cm.
3. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 2,
Be characterized in that: the through-hole (11) of losing is uniformly distributed around column fixing seat (1) axis；The conveying through-hole (31) is sent around taper
Prostitute (3) axis is uniformly distributed.
4. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 3,
Be characterized in that: protection stomata (21) is evenly distributed on the circumference of transition connector sleeve (2).
5. to a kind of 4 any multi beam metal powder streams and multiple laser, precisely matched high-rate laser is molten according to claim 1
Cover head, it is characterised in that: an inclined-plane (12) is arranged in corresponding each lose through-hole (11) in the upper surface of the column fixing seat (1)
Or groove.
6. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 5,
Be characterized in that: the cross section of the transition connector sleeve (2) linearly reduces from top to bottom.
7. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 6,
It is characterized in that: the column fixing seat (1) and transition connector sleeve (2) integrated molding or the transition connector sleeve (2) and taper
Feeding head (3) is integrally formed.
8. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 6,
Be characterized in that: the transition connector sleeve (2) and column fixing seat (1) are connected by flange (22).
9. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 8,
Be characterized in that: the upper end of the taper feeding head (3) is shaped hollow round table.
10. the accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser according to claim 9,
Be characterized in that: the taper feeding head (3) is connected through a screw thread with transition connector sleeve (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822104436.1U CN209276639U (en) | 2018-12-14 | 2018-12-14 | The accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822104436.1U CN209276639U (en) | 2018-12-14 | 2018-12-14 | The accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser |
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| CN209276639U true CN209276639U (en) | 2019-08-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109338359A (en) * | 2018-12-14 | 2019-02-15 | 西安中科中美激光科技有限公司 | The accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109338359A (en) * | 2018-12-14 | 2019-02-15 | 西安中科中美激光科技有限公司 | The accurate matched high-rate laser cladding head of a kind of multi beam metal powder stream and multiple laser |
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Effective date of registration: 20201028 Address after: 272000 Chengxiang Avenue and Jiamei Road Intersection of Jining Economic Development Zone, Shandong Province, Lunan New Energy Automobile Industrial Park Patentee after: Shandong Zhongke Meimei Laser Technology Co.,Ltd. Address before: 710119 No. 26 Development Avenue, Chang'an District, Xi'an City, Shaanxi Province Patentee before: XI'AN ZHONGKE ZHONGMEI LASER TECHNOLOGY Co.,Ltd. |