CN201156003Y - Dynamic balance adjusting apparatus for laser powder welding - Google Patents
Dynamic balance adjusting apparatus for laser powder welding Download PDFInfo
- Publication number
- CN201156003Y CN201156003Y CNU2007201963079U CN200720196307U CN201156003Y CN 201156003 Y CN201156003 Y CN 201156003Y CN U2007201963079 U CNU2007201963079 U CN U2007201963079U CN 200720196307 U CN200720196307 U CN 200720196307U CN 201156003 Y CN201156003 Y CN 201156003Y
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- laser
- adjusting gear
- transient equilibrium
- powder welding
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Abstract
The utility model relates to a laser powder welding dynamic balance adjusting device, which comprises an adjusting device used for adjusting the relative horizontal position of the entire dynamic balance adjusting device; a power device installed on the adjusting device to drive a work piece to rotate, a supporting device for supporting the work piece, a computer for recording and analyzing the dynamic balance performance of the work piece, at least a sensor, a laser system used for powder welding to the work piece, and an elevating device used for adjusting the relative position between the laser system and the work piece; wherein, the computer and the sensor are respectively connected with the laser system, the power device, the work piece or the supporting device. The laser powder welding dynamic balance adjusting device has the advantages that because multiple work-handling and recording are not required, the production efficiency can be improved; faults caused by human factors can be eliminated; because manual intervention is not required for the online measurement and the online adjustment, accurate positioning and adjustment can be easily realized, and closed cycle control can be formed to obtain high quality; work pieces which is difficult to be processed with common technology can be processed through the device, and the processing distortion is small.
Description
[technical field]
The utility model relates to a kind of laser powder welding transient equilibrium adjusting gear, refers to utilize the noncontact processing characteristics of laser that workpiece is carried out the laser powder welding transient equilibrium adjusting gear that transient equilibrium is adjusted especially.
[background technology]
During mechanical motion, each moving link because make, rigging error, the unequal reason of material causes the mass distribution inequality, barycenter does that variable motion will produce size and direction is periodically variable inertial force.Because rotary structure is asymmetric, material is inhomogeneous, reasons such as manufacturing and alignment error, all can cause off-centre (barycenter departs from the centre of form), because off-centre produces centrifugal intertia force in the time of will causing the solid of revolution running, thereby make solid of revolution be in non-equilibrium state, need on solid of revolution, to add and subtract counterweight, to improve the mass distribution of solid of revolution, thereby guarantee that vibration or vibration force that solid of revolution is caused by imbalance in the running are reduced in the allowed band, prior art adopts equilibristat or equilibrator to measure or test the balance (can refer to transient equilibrium or static equilibrium) of solid of revolution, when measured workpiece or tested mechanism imbalance, take off this measured workpiece or tested mechanism from equilibristat or equilibrator, utilize utility appliance excision then or increase material or utilize artificial as frosted paper alignment workpiece or mechanism rub and regulate the balance of this workpiece or mechanism with the method for excision or increase material.
The balance adjustment method of prior art needs to take off work from equilibristat or equilibrator, so can't accomplish real-time regulated, most applications needs repeatedly to regulate, and is subject to the manual operation influence, and production efficiency is low, and reliability and precision are not high; In addition, because adjustment member is contact processing, and contact processing must be to the material production mechanically deform, and imposes on the certain stress of material, and the machining deformation amount is big, can only process common material, and can not the higher material of machining precision.
Therefore, be necessary to design a kind of new device, to overcome above-mentioned defective.
[utility model content]
The technical matters that the utility model institute desire solves be to provide a kind of can on-line measurement and can adjust and adjust the precision height to the transient equilibrium of solid of revolution, laser powder that efficient is high welds the transient equilibrium adjusting gear.
The technical scheme that the utility model adopted provides a kind of laser powder welding transient equilibrium adjusting gear, and it comprises: an adjusting gear of adjusting the relative horizontal level of whole transient equilibrium adjusting gear; Be installed in the computing machine of a bracing or strutting arrangement, record, analysis workpiece dynamic balance performance of propulsion system that the traction workpiece on this adjusting gear rotates, supporting workpiece and at least one sensor, to workpiece carry out the powder welding a laser system, regulate a jacking gear of the relative position of this laser system and workpiece, described computing machine, sensor link to each other with laser system, propulsion system, workpiece or bracing or strutting arrangement respectively.
The utility model laser powder welding transient equilibrium adjusting gear, noncontact processing characteristics by laser is carried out the transient equilibrium adjustment to workpiece, because the time-delay that laser is opened and closed is very short, can be implemented in and carries out online adjustment on the workpiece that runs up, its advantage is as follows:
1. production efficiency height is in high-precision adjustment, owing to do not need repeatedly at work-handling and record, so can enhance productivity greatly.
2. reliability height and since online disposable workpiece is installed and is clamped finish adjustment, be convenient to robotization, also eliminated the error that human factor causes.
3. the precision height because on-line measurement and online adjustment do not need manual intervention, is easy to accomplish that accurately the location is adjusted, and forms closed loop adjustment to obtain very high quality.
4. can process the workpiece that common process is difficult to processing, and machining deformation is little.
[description of drawings]
Fig. 1 is the front view of the structural representation of the utility model transient equilibrium adjusting gear;
Fig. 2 is the right view of the structural representation of transient equilibrium adjusting gear shown in Figure 1.
[concrete Implementation Modes]
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
See also Fig. 1 and Fig. 2 structural representation for the utility model laser powder welding transient equilibrium adjusting gear; the utility model laser powder welding transient equilibrium adjusting gear 100 is a kind of transient equilibrium (static equilibrium of adjusting workpiece 3 certainly is also in protection domain of the present utility model) that utilize laser noncontact processing characteristics to adjust workpiece 3; this workpiece 3 is a solid of revolution; specifically can be shaft-like workpiece; disc type work; the crankshaft type workpiece; rotor for example; centrifugal flabellum; numerically-controlled machine and eccentric wheel etc.; and adjust the mass distribution of revolving meber; centrifugal force system reaches balance when making revolving meber work; to eliminate additional dynamic pressure, alleviate harmful mechanical vibration as far as possible.
The utility model laser powder welding transient equilibrium adjusting gear 100 comprises: an adjusting gear 29, adjust the relative position of whole dynamic poise device 100, this adjusting gear 29 comprises a base 9 and a level(l)ing device 12 can regulating base 9, and described whole transient equilibrium adjusting gear 100 promptly is installed on this base 9; Propulsion system 1 are installed on this base 9, and the installation of the central axis of this propulsion system 1 corresponding workpiece 3, and these propulsion system 1 are taken exercises workpiece 3 under this propulsion system 1 traction; The bracing or strutting arrangement 7 of support and fixation workpiece 3, the clamping device of this bracing or strutting arrangement 7 for workpiece 3 is carried out clamping, workpiece 3 is installed on the clamping device 7, and corresponding propulsion system 1; A jacking gear 10 is fixed on the described base 9; One laser system 4 is installed on this jacking gear 10, and laser system 4 comprises two laser heads or laser instrument in the present embodiment, and the laser that this laser head or laser instrument adopted is any wavelength; One duster 11 is installed on the jacking gear 10, and this duster 10 is provided with two the dust mouths 6 corresponding with laser head.
The utility model transient equilibrium adjusting gear 100 also includes the measurement indication mechanism, this indication mechanism comprises a position transducer 2, a vibration transducer 8 and a computing machine 5, vibration transducer 8 is installed on the bracing or strutting arrangement 7, vibration with measuring workpieces 3, described position transducer 2 be installed on the propulsion system 1 or workpiece 3 the axle on, position transducer 2 links to each other with computing machine 5 respectively with vibration transducer 8, and computing machine 5 links to each other with laser system 4 again.These transient equilibrium adjusting gear 100 workflows below will be discussed in detail.
At first, adjust adjusting gear 29, both adjusted the level(l)ing device 12 that is installed on the base 9, because whole transient equilibrium adjusting gear 100 is positioned on the described adjusting gear 29, this adjusting gear 29 makes whole device 100 be in horizontality, is beneficial to laser system 4 processing works 3.
Then, the corresponding propulsion system 1 of axis of workpiece 3 are fixed with on the workpiece 3 installing bracing or strutting arrangements 7.
Then adjust described jacking gear 10, and make laser system 4 and workpiece 3 be in relative position.
The power that provides workpiece 3 to rotate is provided for the device 1 that then turns on the power, these propulsion system 1, and workpiece 3 rotates under this propulsion system 1 traction, and workpiece 3 when rotated, and the bad meeting of transient equilibrium causes clamping device 7 vibrations.
Described vibration transducer 8 and position transducer 2 are used for the vibration that measuring workpieces 3 causes because of imbalance, and the vibration that 3 transient equilibrium of wherein said vibration transducer 8 record workpiece are produced when bad is sent to computing machine 5; And position transducer 2 can be the sensor of pressure transducer or other types, and be located at least one end (this position transducer also can be located at the two ends of workpiece 3 certainly) of described workpiece 3, and this pairing position of position transducer 2 record workpiece, 3 vibrations is sent to computing machine 5.
After described computing machine 5 is received the data of position transducer 2, analyze the transient equilibrium characteristic of workpiece 3, when if the transient equilibrium characteristic of workpiece 3 is bad, computing machine 5 will be controlled described laser system 4 processing works 3, the vector sum of the centrifugal force of each quality on the workpiece 3 is equalled zero, and the vector sum of the caused moment of couple of centrifugal force also equals zero, and when control laser system 4, the transient equilibrium feature of the signal analysis workpiece 3 of while collection position sensor 2 and vibration transducer 8, vector sum up to the centrifugal force of each quality that detects workpiece 3 equals zero, and till the vector sum of the caused moment of couple of centrifugal force also equals zero.
Pass through laser system 4 at last as thermal source, laser beam forms welding pool through the seam crossing (figure does not show) that light-conducting system (figure does not show) focuses on workpiece 3 surfaces, simultaneously prior alloying or the mixed powder of mechanical means (figure does not show) mouthfuls 6 are injected in the laser molten pool by dusting of duster 10, dusty material melts and mixes with workpiece material, promptly form weld seam after the cooling, the workpiece of two separation is linked to be an integral body.
Wherein laser system 4 is the laser equipment that comprises all wavelengths, and the emissive ability of utilizing laser are strong, the characteristics of the high concentration of energy and time-delay that laser is opened and closed are very short, and two laser systems 4 are simultaneously downwards to workpiece 3 on-line machining in the present embodiment, and the method by the noncontact rapidoprint realizes that real-time transient equilibrium regulates, and can be implemented in and carries out online adjustment on the workpiece that runs up.
But the utility model laser powder welding transient equilibrium adjusting gear 100 is rotary type workpiece such as working shaft-like workpiece, disc type work, crankshaft type workpiece not only, and all be to utilize the noncontact processing characteristics of laser that the vector sum of centrifugal force of each quality of this class workpiece is equalled zero, and the vector sum of the caused moment of couple of centrifugal force also equals zero, thereby reach this class workpiece is carried out the transient equilibrium adjustment.
If when certainly this class workpiece being carried out the static equilibrium adjustment, also be at first the centroid position by the sensor workpiece whether on axis of rotation, when if the workpiece static equilibrium is bad, computing machine will be controlled described laser system processing work, make workpiece in the same surface of revolution, add a quality (or in the opposite direction subtracting a quality), and when the control laser system, the static equilibrium feature of the signal analysis workpiece of while collection position sensor and vibration transducer, the vector sum of the centrifugal force that is produced up to the centrifugal force that detects workpiece and initial quality equals zero, and meets the requirements of the static equilibrium state up to workpiece.
Claims (9)
1. a laser powder welding transient equilibrium adjusting gear is characterized in that it comprises: an adjusting gear of adjusting the relative horizontal level of whole transient equilibrium adjusting gear; Be installed in the computing machine of a bracing or strutting arrangement, record, analysis workpiece dynamic balance performance of propulsion system that the traction workpiece on this adjusting gear rotates, supporting workpiece and at least one sensor, to workpiece carry out the powder welding a laser system, regulate a jacking gear of the relative position of this laser system and workpiece, described computing machine, sensor link to each other with laser system, propulsion system, workpiece or bracing or strutting arrangement respectively.
2. laser powder as claimed in claim 1 welding transient equilibrium adjusting gear is characterized in that: described adjusting gear comprises base and the level(l)ing device that can regulate base.
3. sharp laser powder welding transient equilibrium adjusting gear as claimed in claim 1, it is characterized in that: described sensor comprises a position transducer and a vibration transducer, described vibration transducer is installed on the described bracing or strutting arrangement, described position transducer is installed on the propulsion system or on the workpiece, described position transducer and vibration transducer link to each other with computing machine, and computing machine links to each other with laser system again.
4. laser powder welding transient equilibrium adjusting gear as claimed in claim 3, it is characterized in that: described position transducer is a pressure transducer.
5. laser powder welding transient equilibrium adjusting gear as claimed in claim 3, it is characterized in that: described position transducer is located at least one end of described workpiece.
6. laser powder welding transient equilibrium adjusting gear as claimed in claim 1 is characterized in that: the clamping device of described bracing or strutting arrangement for workpiece is carried out clamping.
7. laser powder welding transient equilibrium adjusting gear as claimed in claim 1, it is characterized in that: described laser system comprises at least one laser head or laser instrument.
8. laser powder welding transient equilibrium adjusting gear as claimed in claim 1, it is characterized in that: described workpiece is a solid of revolution, comprises shaft-like workpiece, disc type work, crankshaft type workpiece.
9. laser powder as claimed in claim 1 welding transient equilibrium adjusting gear is characterized in that: also comprise a duster that is positioned at the laser system downside, this duster is provided with the mouth that dusts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201963079U CN201156003Y (en) | 2007-12-25 | 2007-12-25 | Dynamic balance adjusting apparatus for laser powder welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201963079U CN201156003Y (en) | 2007-12-25 | 2007-12-25 | Dynamic balance adjusting apparatus for laser powder welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201156003Y true CN201156003Y (en) | 2008-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201963079U Expired - Lifetime CN201156003Y (en) | 2007-12-25 | 2007-12-25 | Dynamic balance adjusting apparatus for laser powder welding |
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|---|---|
| CN (1) | CN201156003Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004483A (en) * | 2015-06-08 | 2015-10-28 | 江苏通达动力科技股份有限公司 | Method of repairing the exceeded amount of unbalance of a motor rotor |
| CN107725676A (en) * | 2016-08-12 | 2018-02-23 | 美国轮轴制造公司 | For making the method and dynamic equilibrium object of object dynamic equilibrium |
| CN112129458A (en) * | 2020-08-12 | 2020-12-25 | 中国船舶重工集团公司第七0七研究所 | Test device and method for realizing accurate weight removal of laser weight removal balancing machine |
-
2007
- 2007-12-25 CN CNU2007201963079U patent/CN201156003Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004483A (en) * | 2015-06-08 | 2015-10-28 | 江苏通达动力科技股份有限公司 | Method of repairing the exceeded amount of unbalance of a motor rotor |
| CN107725676A (en) * | 2016-08-12 | 2018-02-23 | 美国轮轴制造公司 | For making the method and dynamic equilibrium object of object dynamic equilibrium |
| CN107725676B (en) * | 2016-08-12 | 2020-11-20 | 美国轮轴制造公司 | Method for dynamically balancing an object and dynamically balancing an object |
| CN112129458A (en) * | 2020-08-12 | 2020-12-25 | 中国船舶重工集团公司第七0七研究所 | Test device and method for realizing accurate weight removal of laser weight removal balancing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081126 |
|
| CX01 | Expiry of patent term |