CN105088224A - Device and method for strengthening water pump impeller and prolonging service life of water pump impeller - Google Patents
Device and method for strengthening water pump impeller and prolonging service life of water pump impeller Download PDFInfo
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- CN105088224A CN105088224A CN201510528492.6A CN201510528492A CN105088224A CN 105088224 A CN105088224 A CN 105088224A CN 201510528492 A CN201510528492 A CN 201510528492A CN 105088224 A CN105088224 A CN 105088224A
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- water pump
- pump impeller
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- cladding
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Abstract
The invention provides a device and a method for strengthening a water pump impeller and prolonging service life of the water pump impeller. The device comprises a laser control device, an impeller clamping and fixing device and a synchronous powder feeding device, wherein the laser control device comprises an industrial control platform which is connected with a laser and a six-DOF (six-degree of freedom) manipulator; the laser is connected with the end part of the six-DOF manipulator, and a focus lamp is fixed on the laser and is located in the center right below the laser; the impeller clamping and fixing device comprises a three-jaw chuck and an electric motor connected with the three-jaw chuck; the water pump impeller is mounted on the three-jaw chuck; the synchronous powder feeding device comprises a powder feeder, a plastic pipe and cladding powder, the powder feeder is filled with the cladding powder, one end of the plastic pipe is connected with the powder feeder, and the other end is connected with a damaged part of the water pump impeller. With the adoption of the device and the method for strengthening the water pump impeller and prolonging the service life of the water pump impeller, various properties of the damaged part of the water pump impeller can be effectively improved, any point of a space curved surface can be positioned, and the problem that the complex space curved surface is difficult to strengthen and repair is solved.
Description
Technical field
The invention belongs to water pump impeller technical field, especially relate to a kind of water pump impeller and strengthen the apparatus and method of lengthening the life.
Background technology
Laser melting coating to refer to different adding material modes being placed coated material by cladding matrix surface through laser according to making it to melt with matrix surface thin layer simultaneously, effectively improves the properties of body material.It is made to meet service requirements better.As compared to the modification technology such as built-up welding, thermospray and plasma spraying, laser-welded structure is fine and close, and the performances such as hardness is higher, wear-resisting, anti-corrosion are more excellent, can obtain required performance when cladding layer is thinner simultaneously, thus saves expensive coating material.Laser cladding process easily realizes automatic production, coating steady quality, and in laser cladding process, the thickness of cladding layer can realize continuous adjustment.Laser melting coating has more wide application prospect in Aeronautics and Astronautics and even civil water pump field, has become now the focus of Material Field research and development.The impeller of water pump is the important component in water pump, but water pump impeller is on-stream, and due to cavitation erosion, the impeller surface of the effect water pumps such as wearing and tearing there will be small rut, there will be hole, pears ditch time serious, and the even water pump impeller surface had can be breakdown.
Summary of the invention
There is the deficiency such as pit, hole for water pump impeller surface in prior art, the invention provides a kind of water pump impeller and strengthen the apparatus and method of lengthening the life, effectively improve the properties of water pump impeller damage location, as wear-resisting, corrosion resistance nature etc.; Simultaneously for this complex space curved surfaces of water pump impeller, can the location of curved surface arbitrfary point, implementation space, efficiently solve the strengthening repair of the more difficult realization of water pump impeller.
The present invention realizes above-mentioned technical purpose by following technique means.
Water pump impeller strengthens a device of lengthening the life, and comprises laser control device, impeller clamping stationary installation and synchronous powder feeding system device; Described laser control device comprises industry control platform, six degree of freedom mechanical manipulator, laser apparatus and condensing lens; Described industry control platform connecting laser and six degree of freedom mechanical manipulator; The end connecting laser of described six degree of freedom mechanical manipulator, described condensing lens to be fixed on laser apparatus and to be positioned at center immediately below laser apparatus; The electric motor that described impeller clamping stationary installation comprises thread jaw chuck and is connected with thread jaw chuck; Described thread jaw chuck is equipped with water pump impeller; The laser beam line focus mirror that described laser apparatus sends focuses on the damage location of water pump impeller; Described synchronous powder feeding system device comprises powder feeder, plastic conduit and cladding powder, and cladding powder is housed in described powder feeder, and one end of described plastic conduit connects powder feeder, and the other end connects the damage location of water pump impeller.
Further, described powder feeder is the twin-tub synchronous powder feeder comprising power collecting bucket A and power collecting bucket B.
Further, the good powder of flow behavior is housed in described power collecting bucket A, the poor powder of flow behavior is housed in described power collecting bucket B.
Further, the powder in described power collecting bucket A is metal-powder; Powder in described power collecting bucket B is ceramic powder.
Further, described electric motor is installed on the side of thread jaw chuck.
Water pump impeller strengthens a method of lengthening the life, and comprises the steps:
S1: install and connect industry control platform, six degree of freedom mechanical manipulator, laser apparatus, condensing lens, thread jaw chuck and electric motor;
S2: the damage position of pretreated water pump impeller;
S3: according to the material of the body material determination cladding powder of water pump impeller, the cladding powder after determining is added in twin-tub synchronous powder feeder;
S4: be fixed on by water pump impeller on thread jaw chuck, makes laser apparatus be positioned at the damage location of damage water pump impeller by the hot spot that condensing lens is formed by industrial computer regulating and controlling six degree of freedom mechanical manipulator;
S5: the processing parameter of setting laser device, starts laser melting coating work; Laser apparatus is opened by industrial computer, the laser line focus mirror that laser apparatus sends focuses on the damage location of water pump impeller, the powder feed rate of twin-tub synchronous powder feeder is set simultaneously, cladding powder is delivered to the damage location of water pump impeller by twin-tub synchronous powder feeder by plastic conduit, continuous cladding is until reach required cladding layer thickness;
S6: regulate six degree of freedom mechanical manipulator by industrial computer, hot spot is adjusted to all the other positions damaged of water pump impeller by laser apparatus and condensing lens, regulated the cladding work of all the other damage positions of water pump impeller space simultaneously by the rotation of motor control thread jaw chuck, reach the thickness of required cladding layer;
S7: the whole surface of cleaning water pump impeller, the cladding and hardening completing the damage location of whole water pump impeller is lengthened the life.
Further, be treated to described in step S2 with acetone, rosin cleaning damage location.
Further, processing parameter described in step S5 is: the spot diameter 10mm × 2mm of laser beam, the use power 1500W ~ 2000W of laser beam, and sweep velocity is 5 ~ 10mm/s, and the amount of lap of adjacent treat surface is 10% ~ 30%.
Further, powder feed rate described in step S5 is 5 ~ 12g/min.
Further, the thickness >=0.5mm of cladding layer described in step S5 and step S6.
Beneficial effect of the present invention:
A kind of water pump impeller of the present invention strengthens the device of lengthening the life, by being fitted to each other of industry control platform, six degree of freedom mechanical manipulator, laser apparatus, condensing lens and thread jaw chuck, the location of water pump impeller curved space any point can be realized, thus solve the difficult problem being difficult to strengthen repair of this complex space curved surfaces of water pump impeller; Laser melting coating is carried out by the cladding powder in powder feeder is delivered to impeller damage location, effectively repair the hole and pears ditch etc. that water pump impeller surface produces, so not only extend the working life of water pump impeller, also significantly improve wear-resisting, the corrosion resistance nature of water pump impeller simultaneously; Powder feeder is set to twin-tub synchronous powder feeder, in two buckets, different cladding powder is housed respectively, different powder can be selected according to different conditions, efficient and convenient; The method process is easy, easy to operate, and adaptability is stronger.
Accompanying drawing explanation
Fig. 1 is the structure iron that water pump impeller of the present invention strengthens the device of lengthening the life.
Fig. 2 is the structural representation at water pump impeller of the present invention loss position.
Description of reference numerals is as follows:
1-industrial computer, 2-six degree of freedom mechanical manipulator, 3-laser apparatus, 4-thread jaw chuck, 5-twin-tub synchronous powder feeder, 6-plastic conduit, 7-water pump impeller, 8-cladding powder, 9-electric motor, 10-condensing lens, 11-damage location.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to this.
As depicted in figs. 1 and 2, a kind of water pump impeller strengthens the device of lengthening the life, and comprises laser control device, impeller clamping stationary installation and synchronous powder feeding system device; Described laser control device comprises industry control platform 1, six degree of freedom mechanical manipulator 2, laser apparatus 3 and condensing lens 10; Described industry control platform 1 connecting laser 3 and six degree of freedom mechanical manipulator 2, can control the locus of six degree of freedom mechanical manipulator 2 and opening and closedown of laser apparatus 3 by industry control platform 1; The end connecting laser 3 of described six degree of freedom mechanical manipulator 2, described condensing lens 10 to be fixed on laser apparatus 3 and to be positioned at center immediately below laser apparatus 3; Described impeller clamping stationary installation comprises thread jaw chuck 4 and electric motor 9, and electric motor 9 is positioned at the side of thread jaw chuck 4, realizes thread jaw chuck 4 rotation vertically and stopping.
Described thread jaw chuck 4 is equipped with water pump impeller 7, and the axle root of water pump impeller 7 tightly clamping, on thread jaw chuck 4, prevents water pump impeller 7 from dropping in laser cladding process.The laser beam line focus mirror 10 that described laser apparatus 3 sends focuses on the damage location 11 of water pump impeller 7; Described synchronous powder feeding system device comprises twin-tub synchronous powder feeder 5, plastic conduit 6 and cladding powder 8, in described twin-tub synchronous powder feeder 5, cladding powder 8 is housed, one end of described plastic conduit 6 connects powder feeder, the other end connects the damage location 11 of water pump impeller 7, cladding powder 8 transports to the damage location 11 of water pump impeller 7 by plastic conduit 6, and simultaneously twin-tub synchronous powder feeder 5 can the powder sending quantity of setting unit time; Described twin-tub synchronous powder feeder 5 comprises power collecting bucket A and power collecting bucket B, the good powder of flow behavior is housed, as metal-powder in described power collecting bucket A; The poor powder of flow behavior is housed, as ceramic powder in described power collecting bucket B.
Utilize this water pump impeller to strengthen the life-prolonging method of device for prolonging, comprise the steps:
S1: install and connect industry control platform 1, six degree of freedom mechanical manipulator 2, laser apparatus 3, condensing lens 10, thread jaw chuck 4 and electric motor 9;
S2: with the degreasing such as acetone, rosin, eliminate rust, descale to damage position 11 pre-treatment of water pump impeller 7;
S3: the body material due to water pump impeller 7 is chosen material is 2Gr13, determines that cladding powder 8 is the powdered alloy of Co-Cr-Ni, adds in the power collecting bucket A of twin-tub synchronous powder feeder 5 by the cladding powder 8 after determining;
S4: be fixed on by water pump impeller 7 on thread jaw chuck 4, makes laser apparatus 3 be positioned at the damage location 11 of damage water pump impeller by the hot spot that condensing lens 10 is formed by industrial computer 1 regulating and controlling six degree of freedom mechanical manipulator 2;
S5: the processing parameter of setting laser device 3 is as follows: the spot diameter 10mm × 2mm of laser beam, the use power 1500W ~ 2000W of laser beam, sweep velocity is 5 ~ 10mm/s, and the amount of lap of adjacent treat surface is after 10% ~ 30%; Start laser melting coating work; Laser apparatus 3 is opened by industrial computer 1, the laser line focus mirror 10 that laser apparatus 3 sends focuses on the damage location 11 of water pump impeller 7, the powder feed rate simultaneously arranging twin-tub synchronous powder feeder 5 is 5 ~ 12g/min, cladding powder 8 is delivered to the damage location 11 of water pump impeller 7 by twin-tub synchronous powder feeder 5 by plastic conduit 6, continuous cladding is until reach required cladding layer thickness; Described cladding layer thickness >=0.5mm.
S6: regulate six degree of freedom mechanical manipulator 2 by industrial computer 1, hot spot is adjusted to all the other positions damaged of water pump impeller 7 by laser apparatus 3 and condensing lens 10, the rotation simultaneously controlling thread jaw chuck 4 by electric motor 9 has regulated the cladding work of all the other damage positions of water pump impeller 7 space, reaches the thickness of required cladding layer; Described cladding layer thickness >=0.5mm.
S7: the whole surface of cleaning water pump impeller 7, the cladding and hardening completing the damage location 11 of whole water pump impeller 7 is lengthened the life.
Described embodiment is preferred embodiment of the present invention; but the present invention is not limited to above-mentioned embodiment; when not deviating from flesh and blood of the present invention, any apparent improvement that those skilled in the art can make, replacement or modification all belong to protection scope of the present invention.
Claims (10)
1. water pump impeller strengthens a device of lengthening the life, and it is characterized in that, comprises laser control device, impeller clamping stationary installation and synchronous powder feeding system device; Described laser control device comprises industry control platform (1), six degree of freedom mechanical manipulator (2), laser apparatus (3) and condensing lens (10); Described industry control platform (1) connecting laser (3) and six degree of freedom mechanical manipulator (2); The end connecting laser (3) of described six degree of freedom mechanical manipulator (2), described condensing lens (10) is fixed on laser apparatus (3) and goes up and be positioned at center immediately below laser apparatus (3); The electric motor (9) that described impeller clamping stationary installation comprises thread jaw chuck (4) and is connected with thread jaw chuck (4); Water pump impeller (7) described thread jaw chuck (4) is equipped with; The laser beam line focus mirror (10) that described laser apparatus (3) sends focuses on the damage location (11) of water pump impeller (7); Described synchronous powder feeding system device comprises powder feeder, plastic conduit (6) and cladding powder (8), cladding powder (8) is housed in described powder feeder, one end of described plastic conduit (6) connects powder feeder, and the other end connects the damage location (11) of water pump impeller (7).
2. a kind of water pump impeller according to claim 1 strengthens the device of lengthening the life, and it is characterized in that, described powder feeder is the twin-tub synchronous powder feeder (5) comprising power collecting bucket A and power collecting bucket B.
3. a kind of water pump impeller according to claim 2 strengthens the device of lengthening the life, and it is characterized in that, the good powder of flow behavior is housed in described power collecting bucket A, and the poor powder of flow behavior is housed in described power collecting bucket B.
4. a kind of water pump impeller according to claim 3 strengthens the device of lengthening the life, and it is characterized in that, the powder in described power collecting bucket A is metal-powder; Powder in described power collecting bucket B is ceramic powder.
5. a kind of water pump impeller according to claim 1 or 4 strengthens the device of lengthening the life, and it is characterized in that, described electric motor (9) is installed on the side of thread jaw chuck (4).
6. water pump impeller strengthens a method of lengthening the life, and it is characterized in that, comprises the steps:
S1: install and connect industry control platform (1), six degree of freedom mechanical manipulator (2), laser apparatus (3), condensing lens (10), thread jaw chuck (4) and electric motor (9);
S2: the damage position (11) of pretreated water pump impeller (7);
S3: according to the material of body material determination cladding powder (8) of water pump impeller (7), adds in twin-tub synchronous powder feeder (5) by the cladding powder (8) after determining;
S4: be fixed on by water pump impeller (7) on thread jaw chuck (4), makes laser apparatus (3) be positioned at the damage location (11) of damage water pump impeller by the hot spot that condensing lens (10) is formed by industrial computer (1) regulating and controlling six degree of freedom mechanical manipulator (2);
S5: the processing parameter of setting laser device (3), starts laser melting coating work; Laser apparatus (3) is opened by industrial computer (1), the laser line focus mirror (10) that laser apparatus (3) sends focuses on the damage location (11) of water pump impeller (7), the powder feed rate of twin-tub synchronous powder feeder (5) is set simultaneously, cladding powder (8) is delivered to the damage location (11) of water pump impeller (7) by twin-tub synchronous powder feeder (5) by plastic conduit (6), continuous cladding is until reach required cladding layer thickness;
S6: regulate six degree of freedom mechanical manipulator (2) by industrial computer (1), hot spot is adjusted to all the other positions damaged of water pump impeller (7) by laser apparatus (3) and condensing lens (10), regulated the cladding work of all the other damage positions of water pump impeller (7) space simultaneously by the rotation of electric motor (9) control thread jaw chuck (4), reach the thickness of required cladding layer;
S7: the whole surface of cleaning water pump impeller (7), the cladding and hardening completing the damage location (11) of whole water pump impeller (7) is lengthened the life.
7. a kind of water pump impeller according to claim 6 strengthens the method for lengthening the life, and it is characterized in that, is treated to acetone, rosin cleaning damage location (11) described in step S2.
8. a kind of water pump impeller according to claim 6 strengthens the method for lengthening the life, it is characterized in that, processing parameter described in step S5 is: the spot diameter 10mm × 2mm of laser beam, the use power 1500W ~ 2000W of laser beam, sweep velocity is 5 ~ 10mm/s, and the amount of lap of adjacent treat surface is 10% ~ 30%.
9. a kind of water pump impeller according to claim 6 strengthens the method for lengthening the life, and it is characterized in that, powder feed rate described in step S5 is 5 ~ 12g/min.
10. a kind of water pump impeller according to claim 6 strengthens the method for lengthening the life, and it is characterized in that, the thickness >=0.5mm of cladding layer described in step S5 and step S6.
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Cited By (6)
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CN108672961A (en) * | 2018-05-17 | 2018-10-19 | 江苏理工学院 | A kind of multi-functional frock clamp of blade class irregular surface thin-wall part laser remanufacturing |
CN109267065A (en) * | 2018-11-26 | 2019-01-25 | 江苏科技大学 | A kind of boat adjustable propeller injury repair device and its restorative procedure |
CN109913867A (en) * | 2019-03-15 | 2019-06-21 | 马德翼 | A kind of shield machine cutter head reinforcing process equipment based on shock resistance type |
CN111687535A (en) * | 2020-05-13 | 2020-09-22 | 山东华东风机有限公司 | Laser cladding device for wear-resistant layer of impeller of rotary feeder |
CN112080738A (en) * | 2020-07-16 | 2020-12-15 | 宁夏莫克仪表科技有限公司 | Processing method and processing device for laser cladding of wear-resistant thermocouple sleeve |
CN113843221A (en) * | 2021-08-27 | 2021-12-28 | 大连透平机械技术发展有限公司 | Method for removing high-temperature oxidation color of centrifugal compressor impeller |
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CN102877061A (en) * | 2012-10-16 | 2013-01-16 | 江苏大学 | Method and device for remanufacturing stainless steel pump parts through laser cladding |
CN103668187A (en) * | 2013-12-23 | 2014-03-26 | 上海彩石激光科技有限公司 | Automatic laser repairing device of hard alloy well logging tool during drilling and repairing method thereof |
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US20090095214A1 (en) * | 2007-10-10 | 2009-04-16 | Ronald Peter Whitfield | Laser cladding device with an improved nozzle |
CN102021565A (en) * | 2009-09-23 | 2011-04-20 | 沈阳大陆激光技术有限公司 | method for repairing supercharger nozzle ring of internal-combustion engine |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108672961A (en) * | 2018-05-17 | 2018-10-19 | 江苏理工学院 | A kind of multi-functional frock clamp of blade class irregular surface thin-wall part laser remanufacturing |
CN109267065A (en) * | 2018-11-26 | 2019-01-25 | 江苏科技大学 | A kind of boat adjustable propeller injury repair device and its restorative procedure |
CN109913867A (en) * | 2019-03-15 | 2019-06-21 | 马德翼 | A kind of shield machine cutter head reinforcing process equipment based on shock resistance type |
CN109913867B (en) * | 2019-03-15 | 2021-04-16 | 郑洪辉 | Shield constructs quick-witted tool bit and strengthens processing equipment based on type of shocking resistance |
CN111687535A (en) * | 2020-05-13 | 2020-09-22 | 山东华东风机有限公司 | Laser cladding device for wear-resistant layer of impeller of rotary feeder |
CN112080738A (en) * | 2020-07-16 | 2020-12-15 | 宁夏莫克仪表科技有限公司 | Processing method and processing device for laser cladding of wear-resistant thermocouple sleeve |
CN113843221A (en) * | 2021-08-27 | 2021-12-28 | 大连透平机械技术发展有限公司 | Method for removing high-temperature oxidation color of centrifugal compressor impeller |
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