CN207210542U - A kind of laser wide-band cladding shower nozzle - Google Patents

A kind of laser wide-band cladding shower nozzle Download PDF

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Publication number
CN207210542U
CN207210542U CN201721045736.6U CN201721045736U CN207210542U CN 207210542 U CN207210542 U CN 207210542U CN 201721045736 U CN201721045736 U CN 201721045736U CN 207210542 U CN207210542 U CN 207210542U
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China
Prior art keywords
nozzle
shower nozzle
laser
adjusting
positioner
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CN201721045736.6U
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Chinese (zh)
Inventor
刘昌勇
莫衡阳
胡家强
张炜
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WUHAN WISCO-HGLASER LARGE SCALE EQUIPMENT Co Ltd
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WUHAN WISCO-HGLASER LARGE SCALE EQUIPMENT Co Ltd
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Abstract

The utility model belongs to laser melting and coating technique field, and in particular to a kind of laser wide-band cladding shower nozzle, including head body, nozzle, nozzle positioner, shower nozzle three-dimensional adjusting device and attachment means;The bottom of attachment means is connected with the top of shower nozzle three-dimensional adjusting device;The bottom of shower nozzle three-dimensional adjusting device at the top of head body with being fixedly connected;The both sides of the head body are symmetrically arranged with nozzle positioner, and the inside of each nozzle positioner is inlaid with a piece of nozzle.Laser wide-band cladding shower nozzle provided by the utility model adjusts shower nozzle center and height and position by shower nozzle three-dimensional adjusting device, to ensure that the amyloid plaque that shower nozzle is formed overlaps with laser facula, realizes high quality cladding effect;Two panels nozzle can be slided in nozzle positioner adjustment nozzle from hot spot with a distance from, ensure to obtain good amyloid plaque convergence effect and sufficient heat-dissipating space thoroughly solve the problems, such as infringement of the huge heat radiation during high power laser cladding to nozzle.

Description

A kind of laser wide-band cladding shower nozzle
Technical field
The utility model belongs to laser melting and coating technique field, the powder conveying device being related in a kind of laser melting coating processing, More particularly to a kind of laser wide-band cladding shower nozzle.
Background technology
Laser melting coating processing is to melt particular powder melt material with matrix in focus area using superlaser thermal source Close, light beam solidifies a kind of process for forming entity after leaving, and current laser melting coating typically uses circular light spot.Laser is wide It is rectangular light spot and high power using laser with cladding, can be by the bandwidth set by powderject to work using broadband powder feeding Part surface, high power laser light broadband cladding is carried out to metallic elements such as rolls, be advantageous to save material cost, improve product Service life.Process time can be shortened by high power broadband laser cladding, increase substantially laser melting coating efficiency, be one New energy and the new technology of energy-conserving and environment-protective, high financial profit;Maintenance and Repair gene especially suitable for high added value workpiece.
At present, the cladding of domestic high power laser light broadband is still in starting stage, engineer applied equipment and main accessory kit Rely on import.With the application and development of superpower laser technology, the wide hot spot melting and coating technique of laser is constantly updated. During high power broadband laser cladding, due to producing a large amount of heat radiations, very big infringement is caused to feeding head, hinders broadband cladding Application;Meanwhile the amyloid plaque convergence effect of existing high power broadband laser cladding is poor, it is impossible to ensures the powder that shower nozzle is formed Spot is completely superposed with laser facula, it is difficult to realizes high quality cladding effect.
The content of the invention
In order to overcome above-mentioned the shortcomings of the prior art, the purpose of this utility model is to provide a kind of laser wide-band cladding Shower nozzle, metal or the laser wide-band cladding processing on non-metal workpiece surface and high quality cladding effect can be realized.
To achieve the above object, the technical solution of the utility model is a kind of laser wide-band cladding shower nozzle, including shower nozzle sheet Body, nozzle, nozzle positioner, shower nozzle three-dimensional adjusting device and attachment means;The bottom of the attachment means is three-dimensional with shower nozzle The top connection of adjusting apparatus;The bottom of the shower nozzle three-dimensional adjusting device at the top of head body with being fixedly connected;The spray The both sides of head body are symmetrically arranged with nozzle positioner, and the inside of each nozzle positioner is inlaid with a piece of nozzle.
Further, the attachment means include nut and adapter sleeve, bottom and the three-dimensional adjustment of shower nozzle of the adapter sleeve The top connection of device, the top of adapter sleeve is fixedly connected by nut with a Laser Focusing shaven head.
Further, the shower nozzle three-dimensional adjusting device includes adjusting bracket, slides flange, adjusting screw and jacking sleeve; The adjusting bracket is set on jacking sleeve, and the top of jacking sleeve and the lower slide of adjusting bracket connect;The adjusting bracket Top is provided with groove, and the slip flange is located in groove, and slides flange and be fixedly connected with the bottom of adapter sleeve;The regulation Screw is detachably connected through the side wall on adjusting bracket top with sliding flange.
Further, the shower nozzle three-dimensional adjusting device also includes pressure ring, and the bottom of the adjusting bracket is set in lifting set The outside on cylinder top, and fixed by pressure ring.
Further, the length and width of the groove is respectively greater than the length and width for sliding flange, in the groove Upper end position close to adapter sleeve is provided with opening.
Further, the adjusting screw has four, and four adjusting screws are distributed uniformly and circumferentially in adjusting bracket Top.
Further, the nozzle positioner includes defelctor apron, and the defelctor apron is fixed by screws in shower nozzle On body, and there is gap between defelctor apron and head body, the nozzle is embedded in the gap.
Further, the nozzle positioner also includes fixing screws, and the defelctor apron is provided with screw slots, described Fixing screws are connected through screw slots with nozzle.
Compared with prior art, the beneficial effects of the utility model:
(1) laser wide-band cladding shower nozzle provided by the utility model adjusts shower nozzle centre bit by shower nozzle three-dimensional adjusting device Put and height and position, to ensure that the amyloid plaque that shower nozzle is formed overlaps with laser facula, realize high quality cladding effect.
(2) laser wide-band cladding shower nozzle provided by the utility model constrains the relative position of nozzle by nozzle positioner Put, two panels nozzle can slide in nozzle positioner, adjust as needed nozzle from hot spot with a distance from, ensure to obtain good Amyloid plaque convergence effect and sufficient heat-dissipating space, thoroughly solve huge heat radiation during high power laser cladding to spray The infringement problem of mouth.
(3) laser wide-band cladding shower nozzle provided by the utility model not only saves material cost, and can extend workpiece Service life, and the quality and performance that can make to remanufacture product meet or exceed new product, are less costly than the 50% of new product.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the front view for the laser wide-band cladding shower nozzle that the utility model embodiment provides;
Fig. 2 is the left view for the laser wide-band cladding shower nozzle that the utility model embodiment provides;
In figure:1st, nozzle, 2, head body, 3, defelctor apron, 4, jacking sleeve, 5, slide flange, 6, adapter sleeve, 7, spiral shell Mother, 8, amyloid plaque, 9, laser beam passway, 10, fixing screws, 11, adjusting bracket, 12, adjusting screw, 13, pressure ring, 14, laser spot, 15th, tube cell joint.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The all other embodiment obtained, belong to the scope of the utility model protection.
As shown in Fig. 2 the utility model embodiment provides a kind of laser wide-band cladding shower nozzle, including head body 2, nozzle 1st, nozzle positioner, shower nozzle three-dimensional adjusting device and attachment means;The bottom of attachment means and shower nozzle three-dimensional adjusting device Top connects;The bottom of shower nozzle three-dimensional adjusting device is fixedly connected with the top of head body 2;The both sides of head body 2 are symmetrical Nozzle positioner is provided with, the inside of each nozzle positioner is inlaid with a piece of nozzle 1, is arranged into fixed angle.This reality Shower nozzle center and height and position are adjusted by shower nozzle three-dimensional adjusting device with the laser wide-band cladding shower nozzle of new offer, with Ensure that the amyloid plaque 8 that shower nozzle is formed overlaps with laser facula, realize high quality cladding effect;Nozzle is constrained by nozzle positioner 1 relative position, two panels nozzle 1 can slide in nozzle positioner, as needed adjust nozzle 1 from hot spot with a distance from, Ensure to obtain good amyloid plaque convergence effect and sufficient heat-dissipating space thoroughly solve huge during high power laser cladding Infringement problem of the heat radiation to nozzle 1;Laser wide-band cladding shower nozzle provided by the utility model not only saves material cost, and And the service life of workpiece can be extended, and the quality and performance that can make to remanufacture product meet or exceed new product, and cost is few In the 50% of new product.
Further, attachment means include nut 7 and adapter sleeve 6, as shown in Fig. 2 the bottom of adapter sleeve 6 is three-dimensional with shower nozzle The top connection of adjusting apparatus, the top of adapter sleeve 6 is fixedly connected by nut 7 with a Laser Focusing shaven head.
Further, shower nozzle three-dimensional adjusting device includes adjusting bracket 11, slides flange 5, adjusting screw 12 and jacking sleeve 4;As shown in Fig. 2 adjusting bracket 11 is set on jacking sleeve 4, the top of jacking sleeve 4 and the adjustable cunning in the bottom of adjusting bracket 11 Dynamic connection, adapter sleeve 6 is folded between the top of jacking sleeve 4 and the top of adjusting bracket 11;The top of adjusting bracket 11 is provided with recessed Groove, slide flange 5 and be located in groove, the slip of the small quantity of two dimensional surface can be made, and slide under flange 5 and adapter sleeve 6 Portion is fixedly connected;Adjusting screw 12 is detachably connected through the side wall on the top of adjusting bracket 11 with sliding flange 5.
Further, the length and width of groove is respectively greater than the length and width for sliding flange 5, ensures to slide flange 5 The slip of two dimensional surface can be done in groove, opening is provided with close to the upper end position of adapter sleeve 6 in groove, ensures adapter sleeve 6 Also the movement of two dimensional surface can be done in the inner diameter hole on groove top.The diameter of the inner diameter hole on groove top is more than under adjusting bracket 11 The diameter of the inner diameter hole in portion.
Further, adjusting screw 12 has four, and four adjusting screws 12 are distributed uniformly and circumferentially in adjusting bracket 11 Top.Four adjusting screws 12 are set in the four direction all around of adjusting bracket 11, turning adjusting screw 12 can promote Flange 5 is slided, adjusting bracket 11 is produced two-dimentional relative movement(2 ~ 3 millimeters), so as to drive the center of jacking sleeve 4 and nozzle 1 Position is moved together, until amyloid plaque 8 and the fixed laser facula that shower nozzle is formed are completely superposed in the plane, the completion water of nozzle 1 Square to adjustment.
Further, as shown in figure 1, shower nozzle three-dimensional adjusting device also includes pressure ring 13, the bottom of adjusting bracket 11 is set in The outside on the top of jacking sleeve 4, and fixed by pressure ring 13.The height of nozzle 1 by adjust jacking sleeve 4 move up and down come Realize, realize that the adjustable sliding between the bottom of adjusting bracket 11 and the top of jacking sleeve 4 connects by pressure ring 13.Unclamp pressure ring 13, jacking sleeve 4 can slide up and down along the inner diameter hole of the bottom of adjusting bracket 11, so as to drive nozzle positioner and nozzle 1 Move up and down, coincide until shower nozzle forms amyloid plaque 8 with laser facula in the vertical direction.After the completion of regulation, pressure ring 13 is locked.
Shower nozzle three-dimensional adjusting device adjusts center and the height of nozzle 1 by adjusting screw 12 and jacking sleeve 4 respectively Position is spent, so as to realize the three-dimensional adjustment of nozzle 1, to ensure that the amyloid plaque 8 that shower nozzle is formed fits like a glove with laser facula.
Further, nozzle positioner includes defelctor apron 3, as shown in Fig. 2 defelctor apron 3 is fixed by screws in In head body 2, to be arranged into angle, and have gap between defelctor apron 3 and head body 2, nozzle 1 is embedded in gap, and Nozzle 1 is slidably connected with defelctor apron 3;Nozzle positioner also includes fixing screws 10, and defelctor apron 3 is provided with screw slots, Fixing screws 10 are connected through screw slots with nozzle 1, realize that nozzle 1 is slidably connected with defelctor apron 3.Fixing screws 10 are unclamped, The can of nozzle 1 and screw slide along the screw slots on defelctor apron 3 together, are moved to behind appropriate location the screw that is locked 10, so that the head of nozzle 1 is to amyloid plaque 8(Laser spot 14)Obtain preferable distance.Nozzle positioner can constrain nozzle 1 Relative position, nozzle 1 can slide adjustment in nozzle positioner, adjust as needed nozzle 1 from amyloid plaque 8 with a distance from, To ensure to obtain the good convergence effect of amyloid plaque 8 and sufficient heat-dissipating space, during thoroughly solving high power laser cladding Infringement problem of the huge heat radiation to nozzle 1.
Principle and application method of the present utility model:
Metal dust is sent into broadband by laser wide-band cladding shower nozzle of the present utility model using airborne principle from four entrances Cladding shower nozzle.The flat powder feeding passage in section is provided with nozzle 1, two panels nozzle 1 is arranged in the both sides of laser beam, every nozzle 1 There are two tube cell joints 15, i.e. four powder feeding entrances;Powder ejects from powder feeding channel end, is converged to fixed angle At laser facula, rectangle amyloid plaque is formed;High energy laser beam is focused into rectangular light spot along shower nozzle center line, is overlapped with rectangle amyloid plaque, Heat particular powder material;Coordinate the relative motion of workpiece simultaneously, realize the laser wide-band cladding of workpiece surface.
Laser wide-band cladding shower nozzle is connected by the nut 7 in attachment means with the end of Laser Focusing shaven head.Laser gathers Burnt shaven head is fixedly mounted on platform of machine tool or robot arm.There is three-dimensional adjusting device below adapter sleeve 6, pass through regulation Screw 12 and jacking sleeve 4, the center of shower nozzle can be adjusted, to ensure the amyloid plaque 8 of shower nozzle formation and Laser Focusing hot spot It is completely superposed.Mode connects for screw is used between each part, is locked after the completion of position adjustment, keeps fixed position.It is provided with inside nozzle 1 Flat powder feeding passage, the length of the square-section of flat channel are consistent with needing to form the width of amyloid plaque 8.Powder leads to from powder feeding Road end ejects, and is converged to fixed angle at laser facula, forms rectangle amyloid plaque.
In cladding process, laser wide-band cladding shower nozzle performs relative motion with workpiece, and rectangular light spot and amyloid plaque are simultaneously Inswept workpiece surface, cladding band overlap joint is formed, the cladding processing until completing workpiece surface Zone Full.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims (8)

  1. A kind of 1. laser wide-band cladding shower nozzle, it is characterised in that:It is three-dimensional including head body, nozzle, nozzle positioner, shower nozzle Adjusting apparatus and attachment means;The bottom of the attachment means is connected with the top of shower nozzle three-dimensional adjusting device;The shower nozzle three The bottom of adjusting apparatus is tieed up with being fixedly connected at the top of head body;The both sides of the head body are symmetrically arranged with nozzle positioning Device, the inside of each nozzle positioner are inlaid with a piece of nozzle.
  2. A kind of 2. laser wide-band cladding shower nozzle as claimed in claim 1, it is characterised in that:The attachment means include nut and Adapter sleeve, the bottom of the adapter sleeve are connected with the top of shower nozzle three-dimensional adjusting device, and the top of adapter sleeve passes through nut and one Laser Focusing shaven head is fixedly connected.
  3. A kind of 3. laser wide-band cladding shower nozzle as claimed in claim 2, it is characterised in that:The shower nozzle three-dimensional adjusting device bag Include adjusting bracket, slide flange, adjusting screw and jacking sleeve;The adjusting bracket is set on jacking sleeve, jacking sleeve it is upper The lower slide of portion and adjusting bracket connects;The top of the adjusting bracket is provided with groove, and the slip flange is located in groove, and sliding Dynamic flange is fixedly connected with the bottom of adapter sleeve;Side wall of the adjusting screw through adjusting bracket top is detachable with sliding flange Connection.
  4. A kind of 4. laser wide-band cladding shower nozzle as claimed in claim 3, it is characterised in that:The shower nozzle three-dimensional adjusting device is also Including pressure ring, the bottom of the adjusting bracket is set in the outside on jacking sleeve top, and is fixed by pressure ring.
  5. A kind of 5. laser wide-band cladding shower nozzle as claimed in claim 3, it is characterised in that:The length and width of the groove point The length and width of flange great Yu not be slided, opening is provided with close to the upper end position of adapter sleeve in the groove.
  6. A kind of 6. laser wide-band cladding shower nozzle as claimed in claim 3, it is characterised in that:The adjusting screw has four, and four Individual adjusting screw is distributed uniformly and circumferentially on the top of adjusting bracket.
  7. A kind of 7. laser wide-band cladding shower nozzle as claimed in claim 1, it is characterised in that:The nozzle positioner includes leading To cover plate, the defelctor apron is fixed by screws in head body, and has gap between defelctor apron and head body, institute Nozzle is stated to be embedded in the gap.
  8. A kind of 8. laser wide-band cladding shower nozzle as claimed in claim 7, it is characterised in that:The nozzle positioner also includes Fixing screws, the defelctor apron are provided with screw slots, and the fixing screws are connected through screw slots with nozzle.
CN201721045736.6U 2017-08-21 2017-08-21 A kind of laser wide-band cladding shower nozzle Active CN207210542U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721045736.6U CN207210542U (en) 2017-08-21 2017-08-21 A kind of laser wide-band cladding shower nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721045736.6U CN207210542U (en) 2017-08-21 2017-08-21 A kind of laser wide-band cladding shower nozzle

Publications (1)

Publication Number Publication Date
CN207210542U true CN207210542U (en) 2018-04-10

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107419265A (en) * 2017-08-21 2017-12-01 武汉武钢华工激光大型装备有限公司 A kind of laser wide-band cladding shower nozzle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107419265A (en) * 2017-08-21 2017-12-01 武汉武钢华工激光大型装备有限公司 A kind of laser wide-band cladding shower nozzle

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