CN201915147U - Locomotive crankshaft laser cladding system with YAG (yttrium aluminum garnet) laser device as light source - Google Patents
Locomotive crankshaft laser cladding system with YAG (yttrium aluminum garnet) laser device as light source Download PDFInfo
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- CN201915147U CN201915147U CN 201020532858 CN201020532858U CN201915147U CN 201915147 U CN201915147 U CN 201915147U CN 201020532858 CN201020532858 CN 201020532858 CN 201020532858 U CN201020532858 U CN 201020532858U CN 201915147 U CN201915147 U CN 201915147U
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Abstract
The utility model relates to the laser cladding field, in particular to a locomotive crankshaft laser cladding system with a YAG (yttrium aluminum garnet) laser device as a light source. The system consists of a laser generating device, a cooling device and a laser matching support movement device, the main principle of the system is that the laser matching support movement device realizes the three-dimensional movement by a slider loading laser head (13) of a mobile regulation at Y direction (12) or a YAG generator (2), the movement of X, Y and Z can also be controlled by a numerical control system; powder or a laser device capable of feeding powder automatically are pre-positioned on a defective crankshaft surface to melt and clad iron-based or nickel-based self melted alloy powder on the surface of the workpiece, the light beam sent by the YAG generator (2) is transmitted by a hard light way or an optical fiber, then focuses through a focus lamp, and finally is irradiated on the precast powder to melt the precast powder. The locomotive crankshaft laser cladding system has the beneficial effects that the system is simple to operate, has high cost performance, and particularly can pass the detecting of the magnetic powder inspection generally adopted by the railway.
Description
Technical field
The utility model relates to laser melting and coating technique, and being specially a kind of is the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus.
Background technology
In transportation by railroad, locomotive has been born important passenger and freight traction task.Along with high speed development of national economy, the direction of railway traffic forward high speed, heavy duty develops, and simultaneously, because the raising of operational conditions, the strained condition of these component is more abominable, has quickened the speed of its inefficacy, has shortened the work-ing life of component.Bent axle is most important parts on the oil engine, it bears big bending and twisting stress in the course of the work, make journal wear and repeated stress failure become the common collapse mode of bent axle, because these collapse modes originate from the surface, therefore surface strengthening and the reparation for bent axle seems particularly important.
At present, the surface of bent axle is strengthened with restorative procedure have: medium-high frequency induction quenching, nitriding processing and carbonitriding, shot peening strengthening and plating iron.Though yet above-mentioned surface treatment method can improve wear resistance, coating and bent axle bonding strength are bad, and owing to stress raisers crack or disbonding, have reduced its effect to a certain extent.
Laser melting coating also claims laser to coat or laser cladding, is a kind of new process for modifying surface.It is by adding cladding material at substrate surface, and utilizes the laser beam of high-energy-density to make it method with the consolidation of substrate surface thin layer, forms with it in substrate surface and adds the material cladding layer for metallurgical binding.Comparing above-mentioned several surfaces to bent axle strengthens and restorative procedure, laser melting coating has that extent of dilution is little, dense structure, coating and characteristics such as matrix bond is good, be fit to that cladding material is many, granularity and content are big, at present in the laser melting coating widespread use the CO2 laser apparatus arranged, solid statelaser, but semiconductor laser has been compared obvious superiority with it, for example the YAG laser apparatus.
Summary of the invention
It is the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus that the purpose of this utility model is to provide a kind of.
For achieving the above object, the utility model adopts following technique means:
The utility model is a kind of to be that the locomotive bent axle laser melting coating system of light source is made up of laser generator, refrigerating unit and laser Machining head supporting movement device three parts with the YAG laser apparatus.
Laser generator is made up of general supply (1), YAG laser generator (2), laser head (13), optical fiber (16), cable (17), Laser Power Devices (18); It is characterized in that, laser general supply (1) connects Laser Power Devices (18) by cable (17), Laser Power Devices (18) connect YAG laser generator (2), and be its power supply, YAG laser generator (2) can directly connect laser head (13), also can connect laser head (13) again by optical fiber (16).
Refrigerating unit is made up of water pipe (19), water cycle machine (20); It is characterized in that water cycle machine (20) is connected water pipe (19) and is connected to YAG laser generator (2).
Laser Machining head supporting movement device is made up of to mobile adjusting (12), pillar stiffener (14), base (15) to mobile adjusting (11), Y column (3), gusset (4), leading screw (5), bearing (6), nut (7), fixed cross beam (8), moving beam (9), jig (10), X, it is characterized in that: column (3) places in the middle of the base (15), pillar stiffener (14) is positioned at the bottom, reinforcement by connection column (3) and base (15); Above-described mechanism is totally two covers, connects two columns (3) in the middle and upper part by fixed cross beam (8), is provided with two ends above or below the fixed cross beam (8) and is enclosed within moving beam (9) on the column (3), fixes its position by the screw at two ends; Totally two of gussets (4) are separately positioned on the offside of moving beam (9), connect and reinforce fixed cross beam (8) and column (3); Leading screw (5) one ends are fixed in the middle of the moving beam (9), and the middle part is provided with nut (7), and the other end passes in the middle of the fixed cross beam (8) by bearing (6); Jig (10) is fixed on a side of moving beam (9), jig (10) another side connects X and regulates (11) to moving, X vertically connects Y to moving adjusting (12) to mobile regulate (11), and X regulates (12) by track and slide block composition to moving adjusting (11) and Y to moving.
The utility model is a kind of to be the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus, its cardinal principle is, laser Machining head supporting movement device loads laser head (13) or YAG laser generator (2) by Y to moving the slide block of regulating (12), realize the laser head (13) or the three-dimensional motion of YAG laser generator (2), the motion of X, Y, Z also can be controlled by digital control system; At defective bent axle surface fore-put powder or laser apparatus automatic powder feeding device iron-based or self-fusible alloy powder of nickel-base cladding at workpiece surface, the light beam that YAG laser generator (2) sends transmits by hard light path or optical fiber, focus on by condensing lens, shine on the ready-formed powder, make its thawing.Compare prior art, the beneficial effects of the utility model are, and are simple to operate, cost performance height, the especially detection of the magnetic-particle inspection that can generally adopt by the railway system.
Description of drawings
Fig. 1 is the structural front view of the utility model example 1 described system
Fig. 2 is the side-view of the utility model example 1 described system laser Machining head supporting movement device
Fig. 3 is the structural front view of the utility model example 2 described systems
Fig. 4 is the side-view of the utility model example 2 described system laser Machining head supporting movement devices
Among the figure: general supply 1, YAG laser apparatus 2, column 3, gusset 4, leading screw 5, bearing 6, nut 7, fixed cross beam 8, moving beam 9, jig 10, X are to moving adjusting 11, Y to moving adjusting 12, laser head 13, pillar stiffener 14, base 15, optical fiber 16, cable 17, Laser Power Devices 18, water pipe 19, water cycle machine 20, workpiece 21
Embodiment
Example 1
The utility model is a kind of to be that the locomotive bent axle laser melting coating system of light source is when adopting the soft light road with the YAG laser apparatus, when both having used Optical Fiber Transmission laser, as Fig. 1, shown in Figure 2, it comprises by general supply (1), YAG laser generator (2), laser head (13), optical fiber (16), cable (17), Laser Power Devices (18) are formed laser generator and by water pipe (19), the refrigerating unit that water cycle machine (20) is formed, and by column (3), gusset (4), leading screw (5), bearing (6), nut (7), fixed cross beam (8), moving beam (9), jig (10), X regulates (11) to moving, Y regulates (12) to moving, laser head (13), pillar stiffener (14), the laser Machining head supporting movement device that base (15) is formed.Moving beam (9) is positioned at fixed cross beam (8) below in the laser Machining head supporting movement device, both lifted operation, after laser produces from YAG laser generator (2), penetrate to moving the laser head of regulating on (12) slide block (13) from being fixed on Y through optical fiber (16), workpiece (21) is processed, its motion control is, the motion of Z direction is by moving beam (9), leading screw (5), nut (7) control, X regulates (11) control by X to moving to motion, Y regulates (12) control by Y to moving to motion, and the motion of X, Y, Z also can be controlled by digital control system.
Example 2
The utility model is a kind of to be that the locomotive bent axle laser melting coating system of light source is when adopting hard light path with the YAG laser apparatus, as Fig. 3, shown in Figure 4, it comprises by general supply (1), YAG laser generator (2), laser head (13), cable (17), Laser Power Devices (18) are formed laser generator and by water pipe (19), the refrigerating unit that water cycle machine (20) is formed, and by column (3), gusset (4), leading screw (5), bearing (6), nut (7), fixed cross beam (8), moving beam (9), jig (10), X regulates (11) to moving, Y regulates (12) to moving, laser head (13), pillar stiffener (14), the laser Machining head supporting movement device that base (15) is formed.Moving beam (9) is positioned at fixed cross beam (8) top in the laser Machining head supporting movement device, YAG laser generator (2) directly is fixed on Y and regulates on (12) slide block to moving, and provide support by it, both carried out the support operation, laser directly penetrates from laser head (13) after being produced by YAG laser generator (2), workpiece (21) is processed, same, its motion control is, the motion of Z direction is by moving beam (9), leading screw (5), nut (7) control, X regulates (11) control by X to moving to motion, and Y regulates (12) control, X by Y to moving to motion, Y, the motion of Z also can be controlled by digital control system.
Claims (6)
1. one kind is that the locomotive bent axle laser melting coating system of light source is made up of laser generator, refrigerating unit and laser Machining head supporting movement device three parts with the YAG laser apparatus, and wherein laser generator is made up of general supply (1), YAG laser generator (2), laser head (13), optical fiber (16), cable (17), Laser Power Devices (18); It is characterized in that, laser general supply (1) connects Laser Power Devices (18) by cable (17), Laser Power Devices (18) connect YAG laser generator (2), and be its power supply, YAG laser generator (2) can directly connect laser head (13), also can connect laser head (13) again by optical fiber (16).
As right 1 described a kind of be the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus, wherein refrigerating unit is made up of water pipe (19), water cycle machine (20); It is characterized in that water cycle machine (20) is connected water pipe (19) and is connected to YAG laser generator (2).
As right 1 described a kind of be the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus, wherein laser Machining head supporting movement device is made up of to mobile adjusting (12), pillar stiffener (14), base (15) to mobile adjusting (11), Y column (3), gusset (4), leading screw (5), bearing (6), nut (7), fixed cross beam (8), moving beam (9), jig (10), X, it is characterized in that: column (3) places in the middle of the base (15), pillar stiffener (14) is positioned at the bottom, reinforcement by connection column (3) and base (15); Above-described mechanism is totally two covers, connects two columns (3) in the middle and upper part by fixed cross beam (8), is provided with two ends above or below the fixed cross beam (8) and is enclosed within moving beam (9) on the column (3), fixes its position by the screw at two ends; Totally two of gussets (4) are separately positioned on the offside of moving beam (9), connect and reinforce fixed cross beam (8) and column (3); Leading screw (5) one ends are fixed in the middle of the moving beam (9), and the middle part is provided with nut (7), and the other end passes in the middle of the fixed cross beam (8) by bearing (6); Jig (10) is fixed on a side of moving beam (9), and jig (10) another side connects X and regulates (11) to moving, and X vertically connects Y to mobile adjusting (11) and regulates (12) to moving.
As right 1 or 3 described a kind of be the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus, it is characterized in that X regulates (12) by track and slide block composition to move regulating (11) and Y to moving.
As right 1 or 3 described a kind of be the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus, it is characterized in that, on slide block that move to regulate (12), can load laser head (13) at Y, also can directly load YAG laser generator (2).
As right 1 or 3 described a kind of be the locomotive bent axle laser melting coating system of light source with the YAG laser apparatus, it is characterized in that the three-dimensional motion of X, Y, three directions of Z can be controlled by digital control system in the laser Machining head supporting movement device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020532858 CN201915147U (en) | 2010-09-13 | 2010-09-13 | Locomotive crankshaft laser cladding system with YAG (yttrium aluminum garnet) laser device as light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020532858 CN201915147U (en) | 2010-09-13 | 2010-09-13 | Locomotive crankshaft laser cladding system with YAG (yttrium aluminum garnet) laser device as light source |
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| CN201915147U true CN201915147U (en) | 2011-08-03 |
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| CN 201020532858 Expired - Fee Related CN201915147U (en) | 2010-09-13 | 2010-09-13 | Locomotive crankshaft laser cladding system with YAG (yttrium aluminum garnet) laser device as light source |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104480466A (en) * | 2015-01-04 | 2015-04-01 | 西南交通大学 | Railway vehicle axle repair process |
| CN104801853A (en) * | 2015-04-27 | 2015-07-29 | 成都中恒华腾激光设备有限公司 | Light path regulating system based on micro two-dimensional sliding table for laser welder |
| CN105331975A (en) * | 2015-12-10 | 2016-02-17 | 天津工业大学 | Installing method for mandrel lathe semiconductor laser cladding system |
| CN105689905A (en) * | 2016-04-22 | 2016-06-22 | 江苏大学 | Laser processing device for crankshaft and method for performing laser processing on crankshaft |
| CN107675171A (en) * | 2017-01-18 | 2018-02-09 | 广州泰格激光技术有限公司 | A kind of method of laser repairing rod journal |
| CN110080049A (en) * | 2019-04-04 | 2019-08-02 | 华中科技大学 | The device and method that material repairs rail is increased and decreased in conjunction with laser melting coating-machining |
| CN111347161A (en) * | 2018-12-20 | 2020-06-30 | 沈阳新松机器人自动化股份有限公司 | Portable additive manufacturing system |
| CN111850549A (en) * | 2020-08-03 | 2020-10-30 | 江苏智远激光装备科技有限公司 | Laser repair device and repair method for metal powder |
-
2010
- 2010-09-13 CN CN 201020532858 patent/CN201915147U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104480466A (en) * | 2015-01-04 | 2015-04-01 | 西南交通大学 | Railway vehicle axle repair process |
| CN104801853A (en) * | 2015-04-27 | 2015-07-29 | 成都中恒华腾激光设备有限公司 | Light path regulating system based on micro two-dimensional sliding table for laser welder |
| CN105331975A (en) * | 2015-12-10 | 2016-02-17 | 天津工业大学 | Installing method for mandrel lathe semiconductor laser cladding system |
| CN105689905A (en) * | 2016-04-22 | 2016-06-22 | 江苏大学 | Laser processing device for crankshaft and method for performing laser processing on crankshaft |
| CN107675171A (en) * | 2017-01-18 | 2018-02-09 | 广州泰格激光技术有限公司 | A kind of method of laser repairing rod journal |
| CN111347161A (en) * | 2018-12-20 | 2020-06-30 | 沈阳新松机器人自动化股份有限公司 | Portable additive manufacturing system |
| CN110080049A (en) * | 2019-04-04 | 2019-08-02 | 华中科技大学 | The device and method that material repairs rail is increased and decreased in conjunction with laser melting coating-machining |
| CN111850549A (en) * | 2020-08-03 | 2020-10-30 | 江苏智远激光装备科技有限公司 | Laser repair device and repair method for metal powder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20140913 |
|
| EXPY | Termination of patent right or utility model |