CN202129728U - Micro-abrasive water jet fine machining device - Google Patents
Micro-abrasive water jet fine machining device Download PDFInfo
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- CN202129728U CN202129728U CN201120192665U CN201120192665U CN202129728U CN 202129728 U CN202129728 U CN 202129728U CN 201120192665 U CN201120192665 U CN 201120192665U CN 201120192665 U CN201120192665 U CN 201120192665U CN 202129728 U CN202129728 U CN 202129728U
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- water jet
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Abstract
The utility model relates to a micro-abrasive water jet fine machining device which comprises a pressuring component (9), material supplying components (18, 19, 20) and a cutting head component (25), wherein the material supplying components (18, 19, 20) are arranged on a machine frame and are connected with the pressuring component (9) through a high-pressure flexible pipe; the cutting head component (25) is arranged on a machining center (23); the cutting head component (25) is connected with the material supplying components (18, 19, 20) through the high-pressure flexible pipe; the cutting head component (25) corresponds to a workpiece (26) in position; and the workpiece (26) is arranged on an operating platform (27) of the machining center (23). The micro-abrasive water jet fine machining device is suitable for both precision machining and common cutting and drilling and has high machining efficiency and good reliability. The micro-abrasive water jet fine machining device generates jet flows with smaller diameter by adopting a suspending method and can be suitable for the water jet flow generation mode of machineable abrasive materials with any jet diameter in industries. The micro-abrasive water jet fine machining device is ingenious in design, has excellent performances and is convenient and practical.
Description
Technical field
The utility model relates to a kind of micro abrasive water jet process unit; Specifically belong to a kind of through regulating system pressure; Change the multi-functional processing unit (plant) of cutting that nozzle arrangements, abrasive species and size be applicable to difficult-to-machine material, temperature-sensitive material and composite, boring, grinding, polishing, belong to the renovation technique of precise machining device.
Background technology
The abrasive water-jet technology is to develop non-traditional faster processing method over past ten years, and abrasive water-jet processing can compare favourably with Laser Processing, is again simultaneously replenishing of Laser Processing.A lot of operators utilize abrasive water-jet to cut the maybe material of impossible cutting of the difficult cutting of laser.Abrasive water-jet has following advantage than laser: 1) thickness of cutting material is superior to laser system; 2) can cut the material that light is had high reflection like copper material etc.; 3) such as fragile materials such as stone and glass; The part of edge quality that 4) need be good; 5) the thermal sensitivity part can not be arranged.
Compare with the research of cut; The abrasive water-jet development is also very limited; The method that only has a kind of abradant jet to produce is used for Precision Machining; This method relates to high-speed water jet and entrainments abrasive particle and air and get into fluidic system, and this method efficient is lower, only has 3% water jet energy to be delivered to abrasive particle.Suck air when sucking abrasive particle, when jet diameter when 500 μ m are following, it is very low that efficient becomes; Jet diameter is when 300 μ m are following; Jet is shut-down operation almost, and when the following jet diameter of needs 100 μ m, existing abrasive particle producing method can not satisfy processing.
Summary of the invention
The purpose of the utility model is to consider the problems referred to above and a kind of Precision Machining that can be fit to is provided, and can be fit to common cutting and boring again, and working (machining) efficiency is high and the micro abrasive water jet precise machining device of good reliability.The utility model produces the carefully jet of diameter with the method that suspends, and can be suitable for industry all machinable abrasive water-jet producing method under any jet diameter.
The technical scheme of the utility model is: the micro abrasive water jet precise machining device of the utility model; Include pressurizing pack, supply assembly, cutting head assembly, supply assembly is installed on the frame, and is connected with pressurizing pack through high-pressure hose; The cutting head assembly is installed on the machining center; And the cutting head assembly is connected with supply assembly through high-pressure hose, and the cutting head assembly is corresponding with the position of workpiece, and workpiece is installed on the workbench of machining center.
Above-mentioned machining center is provided with the vertical feed structure, and workbench is provided with the horizontal displacement structure.
Above-mentioned pressurizing pack comprises drive air pressure regulator valve, drive air safety valve, drive air Pressure gauge, drive air stop valve, drives booster pump, water under high pressure safety valve, accumulator, second Pressure gauge; Wherein driving booster pump is connected with drive air inlet and water inlet through pipeline; Be equiped with drive air pressure regulator valve, drive air safety valve, drive air Pressure gauge, drive air stop valve on the pipeline that drive air enters the mouth with the air driven booster pump is connected; Driving supercharging delivery side of pump passes through water under high pressure safety valve, accumulator, second Pressure gauge, pressure-reducing valve, also second choke valve, second check valve in the main high pressure of process water route are connected with the cutting head assembly successively, and driving supercharging delivery side of pump passes through water under high pressure safety valve, accumulator, second Pressure gauge, pressure-reducing valve, also first throttle valve, first check valve in process sub-high pressure water route are connected with supply assembly successively.
Also be equiped with the drive air filter on the pipeline that above-mentioned drive air pressure regulator valve and drive air inlet is connected.
Also be provided with the oral siphon pipe filter on above-mentioned driving booster pump and the pipeline that water inlet is connected.
The outlet pipeline pressure of above-mentioned driving booster pump is 0-35MPa.
Above-mentioned supply assembly comprises two abrasive cans, second stop valve; Wherein two abrasive cans are connected with the abrasive material slurry feeding system that can add variety classes and granularity through two charge doors respectively; And two abrasive cans are connected with first check valve in the pressurizing pack through two second stop valves respectively, and the discharging opening of two abrasive cans passes through two the 3rd stop valves respectively and is connected with the cutting head assembly.
Above-mentioned cutting head assembly comprises nozzle, and nozzle is connected with two abrasive cans through the 3rd Pressure gauge, the 4th stop valve, the 3rd stop valve, and nozzle is connected with second check valve in main high pressure water route through the 3rd Pressure gauge, the 4th stop valve.
Water route after the above-mentioned driving booster pump pressurization is equipped with multidirectional flow controller.
Above-mentioned driving booster pump is the moving plunger booster pump of gas drive; Abrasive can adopts the cast steel inner lining glass fiber reinforced plastic; Adopt the outer soft stainless steel that covers rubber that can twine with the nozzle connecting tube.
The utility model can not satisfy the jet diameter that microfabrication requires to the abrasive material suction condition of existing micro abrasive water jet processing unit (plant), thereby proposes that a kind of little abrasive material slurry jet flow system of processing can produce the jet diameter below the 100um and the micro abrasive water jet precise machining device that do not influence cutting efficiency.Can solve the industrial requirement Precision Machining through the utility model, can also satisfy general cutting simultaneously, the thermal sensitivity that replacement or supplemental laser Precision Machining can not be processed, high reflection and composite and unmanageable fragile material.The utility model can be fit to Precision Machining, can be fit to common cutting and boring again, and working (machining) efficiency height and good reliability.The utility model produces the carefully jet of diameter with the method that suspends, and can be suitable for industry all machinable abrasive water-jet producing method under any jet diameter.Be that a kind of design is ingenious, function admirable, convenient and practical micro abrasive water jet precise machining device.
Description of drawings
Fig. 1 is the schematic diagram of the utility model.
The specific embodiment
Embodiment:
The schematic diagram of the utility model is as shown in Figure 1; The micro abrasive water jet precise machining device of the utility model; Include pressurizing pack 9, supply assembly 18,19,20 etc., cutting head assembly 25, supply assembly 18,19,20 etc. is installed on the frame 24, and is connected with pressurizing pack 9 through high-pressure hose; Cutting head assembly 25 is installed on the machining center 23; And cutting head assembly 25 is connected through high-pressure hose and supply assembly 18,19,20 etc., and cutting head assembly 25 is corresponding with the position of workpiece 26, and workpiece 26 is installed on the workbench 27 of machining center 23.
In addition, above-mentioned machining center 23 is provided with the vertical feed structure, and workbench 27 is provided with the horizontal displacement structure.The vertical feed through machining center and the horizontal displacement of workbench are to realize the adjusting of jet working process parameter.
In the present embodiment; Above-mentioned pressurizing pack 9 comprises drive air pressure regulator valve 3, drive air safety valve 5, drive air Pressure gauge 4, drive air stop valve 6, drives booster pump 9, water under high pressure safety valve 10, accumulator 12, second Pressure gauge 13; Wherein driving booster pump 9 is connected with drive air inlet 1 and water inlet 7 through pipeline; Be equiped with drive air pressure regulator valve 3, drive air safety valve 5, drive air Pressure gauge 4, drive air stop valve 6 on drive air inlet 1 and the pipeline that air driven booster pump 9 is connected; The outlet that drives booster pump 9 through water under high pressure safety valve 10, accumulator 12, second Pressure gauge 13, pressure-reducing valve 11, and is connected with cutting head assembly 25 through the second choke valve 14-2, the second check valve 15-2 in main high pressure water route successively, the first throttle valve 14-1, the first check valve 15-1 that the outlet of driving booster pump 9 through water under high pressure safety valve 10, accumulator 12, second Pressure gauge 13, pressure-reducing valve 11, is also passed through the sub-high pressure water route successively and supply assembly 18,19,20 etc. are connected.Pressure is that the compressed air of 1.4MPa gets into driving booster pump 9 through the drive air pipeline; Through regulating drive air pressure regulator valve 3 and pressure-reducing valve 11; Realization outlet pipeline pressure is regulated in the 0-35MPa scope; Accumulator 12 can suppress the pressure oscillation of outlet pipeline, can monitor the force value and the undulating value of outlet pipeline through second Pressure gauge 13.
In the present embodiment, also be equiped with drive air filter 2 on the pipeline that above-mentioned drive air pressure regulator valve 3 and drive air inlet 1 is connected.
In addition, also be equiped with oral siphon pipe filter 8 on above-mentioned driving booster pump 9 and the pipeline that water inlet 7 is connected.In the present embodiment, the outlet pipeline pressure of above-mentioned driving booster pump 9 is 0-35MPa.
In the present embodiment; Above-mentioned supply assembly 18,19,20 etc. comprises two abrasive can 18-1,18-2, the second stop valve 16-1,16-2; Wherein two abrasive can 18-1,18-2 are connected through two charge door 17-3,17-4 and the abrasive material slurry feeding system that can add variety classes and granularity respectively; And two abrasive can 18-1,18-2 are connected with the first check valve 15-1 in the pressurizing pack 9 through two second stop valve 16-1,16-2 respectively, and the discharging opening of two abrasive can 18-1,18-2 passes through two the 3rd stop valve 16-3,16-4 respectively and is connected with cutting head assembly 25.Abrasive material slurry adds in two abrasive can 18-1, the 18-2 through charge door 17-3,17-4, and two abrasive can 18-1,18-2 also can add the abrasive material of variety classes and granularity respectively, realizes two jars using in turn through two second stop valve 16-1,16-2.The part water under high pressure is connected with cutting head through the second choke valve 14-2, the second check valve 15-2 realization in main high pressure water route successively.The part water under high pressure gets into abrasive can through first throttle valve 14-1, the first check valve 15-1, the second stop valve 16-1, the 16-2 on the water under high pressure road of associating successively, the abrasive material slurry in displacement abrasive can 18-1, the 18-2 after the 3rd stop valve 16-3,16-4 mix with main high pressure water route.The first check valve 15-1 can prevent to contain the mixed-liquor return wearing and tearing choke valve of abrasive material, through the quality percentage composition of abrasive material in the choke valve scalable jet of regulating two master and slave high pressure water routes.In addition; Two abrasive can 18-1, above the 18-2 also respectively correspondence be provided with charge door 17-1,17-2, two abrasive can 18-1,18-2 can use separately also and can use simultaneously, and are reinforced from following charge door 17-3,17-4 when reinforced; Above corresponding charge door 17-1,17-2 open; When filling it up with, have slurry and emerge from top charge door, this moment, reinforced work was accomplished.
In the present embodiment; Above-mentioned cutting head assembly 25 comprises nozzle; Nozzle is connected with two abrasive can 18-1,18-2 through the 3rd Pressure gauge 24, the 4th stop valve 16-5, the 3rd stop valve 16-3,16-4, and nozzle passes through the 3rd Pressure gauge 24, the 4th stop valve 16-5 is connected with the second check valve 15-2 in main high pressure water route.Above-mentioned driving booster pump 9 is the moving plunger booster pump of gas drive; Abrasive can adopts the cast steel inner lining glass fiber reinforced plastic; Adopt the outer soft stainless steel that covers rubber that can twine with the nozzle connecting tube.
In addition; Water route after above-mentioned driving booster pump 9 pressurizations is equipped with multidirectional flow controller; This multidirectional flow controller has following function: 1) when the valve of flow controller abrasive material direction cuts out; Come the water of self-pumping all directly to flow to cutting nozzles, allow a part of current direction abrasive material holding vessel simultaneously, displace the water the abrasive can from the holding vessel top to flow controller.This is when abrasive material stops to supply with, the abrasive material pipeline and the cutting head of purging system.2) when the flow controller of abrasive material direction is opened, a part of water gets into abrasive can from the abrasive can top, the dilution abrasive material, and the water yield of entering is seen abrasive material processing concentration and is decided.3) for delivery system pressure, the water in the system can flow out from the abrasive can top from the liberation port of flow control valve and discharge.
The utility model is owing to per hour will consume the water of several liters, and the supply of Gu Shui is provided with a water tank, supplies water to water tank periodically and avoids pump inlet to find time to damage the pump assembly.Simultaneously at the water inlet filter that a pore size filter is set is 0.5 μ m, filter the impurity in supplying water, protection pump unit is not damaged.
The responsibility that the utility model drives booster pump 9 is under the pressure about 700bar, and the hole nozzle of 150 μ m can spray the water about 2 liters, and selecting the moving plunger booster pump of gas drive to satisfy has the higher efficiency of pump.Plunger displacement pump is positioned in the compact cylinder, and compressed air is provided by the magnetic valve of control able to programme (PLC), and PLC control duplex plunger pump reduces pressure oscillation.PLC also can control the pneumatic operated valve of element of fluid.The single-phase compressor of a 1.2KW is enough supplied the pump and the valve of abrasive water jet streaming system and is used the gas requirement.
The utility model is for being suitable for the processing of unlike material and different purpose, system's containing density range, and particle size range, the abrasive material that hardness range is wide, commonly used have diamond, aluminium oxide, a cerium oxide abrasives.Because the nozzle that microfabrication is used is very little, necessary when therefore in use abrasive material does not suffer the pollution of large granular impurity, this can be contained in abrasive material in the container.
The rotary disc feeder of a precision is adopted at the utility model abrasive material hold-up vessel top, and abrasive material can be fed in the container continuously, guarantees that the abrasive concentration of abrasive material hold-up tank is stable.
The utility model cutting nozzles is by the carbofrax material of carbonado or high abrasion, and in cutting research and development test, the life-span of nozzle is not a problem, but is essential to setting up the researchs of nozzle best material and hole shape.
The utility model micro abrasive water jet can be processed several characteristic in each second, for example can bore tens holes in theory to the boring of sheet metal.If behind the intact hole of water jet machining, just stop; And behind new hole of processing, open, and before cutting head, do not adorn valve, that energy utilization ratio is very low; In a fabrication cycles 99% time be experienced boost, the process of step-down; Therefore the utility model has increased the abrasive material switch valve before cutting head, and this switch valve has following characteristics: 1) can in 1 second, open closure repeatedly, unlatching, closed sensitivity are good.2) can guarantee the unlatching at 1,000 ten thousand times, the good performance of closed maintenance.3) in valve life-span for improving valve under the condition that highly corrodes, the move angle that need set up the relative valve seat of moving meter of valve can guarantee that just abrasive particle does not touch the surface.
Among the utility model embodiment; With granularity is the white fused alumina abrasive material slurry adding abrasive can of 28 μ m; On the workbench of the glass clamping work in-process heart of 8 * 4 * 6 (long * wide * thick) mm; Through regulating the drive air pressure regulator valve jet pressure is adjusted to 5MPa, abrasive material quality percentage composition in the jet is adjusted to 4%, will spray rake apart from being adjusted to 1.5mm through regulating the machining center main shaft through regulating two choke valves.
Adopting diameter is the nozzle of 0.25mm, and glass is carried out vertical jet hole processing, and injecting time is 20S, can realize the boring processing to glass, and bore diameter is 1.10mm, and drilling depth is 1.31mm, and it is good to cut the pass quality.
The utility model adopts twin throttle, two abrasive can, two Pressure gauge; Nozzle diameter can be selected in≤0.25mm scope; Operating pressure can be regulated in≤35Mpa continuously, can realize the processing of fragile material high-efficiency and continuous has been improved the crudy and the efficient of fragile material.
Claims (10)
1. micro abrasive water jet precise machining device; It is characterized in that including pressurizing pack (9), supply assembly (18,19,20), cutting head assembly (25); Supply assembly (18,19,20) is installed on the frame; And be connected with pressurizing pack (9) through high-pressure hose, cutting head assembly (25) is installed on the machining center (23), and cutting head assembly (25) passes through high-pressure hose and is connected with supply assembly (18,19,20); Cutting head assembly (25) is corresponding with the position of workpiece (26), and workpiece (26) is installed on the workbench (27) of machining center (23).
2. micro abrasive water jet precise machining device according to claim 1 is characterized in that above-mentioned machining center (23) is provided with the vertical feed structure, and workbench (27) is provided with the horizontal displacement structure.
3. micro abrasive water jet precise machining device according to claim 1; It is characterized in that above-mentioned pressurizing pack (9) comprises drive air pressure regulator valve (3), drive air safety valve (5), drive air Pressure gauge (4), drive air stop valve (6), drives booster pump (9), water under high pressure safety valve (10), accumulator (12), second Pressure gauge (13); Wherein driving booster pump (9) is connected with drive air inlet (1) and water inlet (7) through pipeline; Be equiped with drive air pressure regulator valve (3), drive air safety valve (5), drive air Pressure gauge (4), drive air stop valve (6) on drive air inlet (1) and the pipeline that air driven booster pump (9) is connected; The outlet that drives booster pump (9) through water under high pressure safety valve (10), accumulator (12), second Pressure gauge (13), pressure-reducing valve (11), and second choke valve (14-2), second check valve (15-2) that pass through main high pressure water route successively be connected with cutting head assembly (25), the first throttle valve (14-1), first check valve (15-1) that the outlet of driving booster pump (9) through water under high pressure safety valve (10), accumulator (12), second Pressure gauge (13), pressure-reducing valve (11), is also passed through the sub-high pressure water route successively and supply assembly (18,19,20 etc.) are connected.
4. micro abrasive water jet precise machining device according to claim 3 is characterized in that also being equiped with drive air filter (2) on the pipeline that above-mentioned drive air pressure regulator valve (3) and drive air inlet (1) is connected.
5. micro abrasive water jet precise machining device according to claim 3 is characterized in that also being equiped with oral siphon pipe filter (8) on above-mentioned driving booster pump (9) and the pipeline that water inlet (7) is connected.
6. micro abrasive water jet precise machining device according to claim 1, the outlet pipeline pressure that it is characterized in that above-mentioned driving booster pump (9) is 0-35MPa.
7. according to each described micro abrasive water jet precise machining device of claim 1 to 6; It is characterized in that above-mentioned supply assembly (18,19,20) comprises two abrasive cans (18-1,18-2), second stop valve (16-1,16-2); Wherein two abrasive cans (18-1,18-2) are connected with the abrasive material slurry feeding system that can add variety classes and granularity through two charge doors (17-3,17-4) respectively; And two abrasive cans (18-1,18-2) are connected with first check valve (15-1) in the pressurizing pack (9) through two second stop valves (16-1,16-2) respectively, and the discharging opening of two abrasive cans (18-1,18-2) passes through two the 3rd stop valves (16-3,16-4) respectively and is connected with cutting head assembly (25).
8. micro abrasive water jet precise machining device according to claim 7; It is characterized in that above-mentioned cutting head assembly (25) comprises nozzle; Nozzle is connected with two abrasive cans (18-1,18-2) through the 3rd Pressure gauge (24), the 4th stop valve (16-5), the 3rd stop valve (16-3,16-4), and nozzle is connected with second check valve (15-2) in main high pressure water route through the 3rd Pressure gauge (24), the 4th stop valve (16-5).
9. micro abrasive water jet precise machining device according to claim 8 is characterized in that the water route after above-mentioned driving booster pump (9) pressurization is equipped with multidirectional flow controller.
10. micro abrasive water jet precise machining device according to claim 9 is characterized in that above-mentioned driving booster pump (9) is the moving plunger booster pump of gas drive; Abrasive can adopts the cast steel inner lining glass fiber reinforced plastic; Adopt the outer soft stainless steel that covers rubber that can twine with the nozzle connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120192665U CN202129728U (en) | 2011-06-09 | 2011-06-09 | Micro-abrasive water jet fine machining device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120192665U CN202129728U (en) | 2011-06-09 | 2011-06-09 | Micro-abrasive water jet fine machining device |
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| CN202129728U true CN202129728U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120192665U Expired - Lifetime CN202129728U (en) | 2011-06-09 | 2011-06-09 | Micro-abrasive water jet fine machining device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758808A (en) * | 2012-07-26 | 2012-10-31 | 徐州徐工挖掘机械有限公司 | Pilot oil source control block of front high-pressure filter |
| CN105643468A (en) * | 2016-01-26 | 2016-06-08 | 中国矿业大学 | Ultrahigh-pressure jetting machine and work method thereof |
| CN107018653A (en) * | 2014-11-06 | 2017-08-04 | 固瑞克明尼苏达有限公司 | The controller of wet-milling material ejector |
| CN107322482A (en) * | 2017-08-04 | 2017-11-07 | 安徽理工大学 | A kind of gradual change type is based on the horizontal super-pressure the Premixed Abrasive Water Jet generating means of the adaptive mechanism of fluidization |
| CN113146482A (en) * | 2021-05-17 | 2021-07-23 | 山东绿钢环保科技股份有限公司 | Abrasive jet descaling system |
-
2011
- 2011-06-09 CN CN201120192665U patent/CN202129728U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758808A (en) * | 2012-07-26 | 2012-10-31 | 徐州徐工挖掘机械有限公司 | Pilot oil source control block of front high-pressure filter |
| CN102758808B (en) * | 2012-07-26 | 2015-03-11 | 徐州徐工挖掘机械有限公司 | Pilot oil source control block of front high-pressure filter |
| CN107018653A (en) * | 2014-11-06 | 2017-08-04 | 固瑞克明尼苏达有限公司 | The controller of wet-milling material ejector |
| CN107018653B (en) * | 2014-11-06 | 2019-12-10 | 固瑞克明尼苏达有限公司 | Controller of wet grinding material ejector |
| CN105643468A (en) * | 2016-01-26 | 2016-06-08 | 中国矿业大学 | Ultrahigh-pressure jetting machine and work method thereof |
| CN107322482A (en) * | 2017-08-04 | 2017-11-07 | 安徽理工大学 | A kind of gradual change type is based on the horizontal super-pressure the Premixed Abrasive Water Jet generating means of the adaptive mechanism of fluidization |
| CN113146482A (en) * | 2021-05-17 | 2021-07-23 | 山东绿钢环保科技股份有限公司 | Abrasive jet descaling system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120201 |