CN109108835B - Composite energy compensation type abrasive material jet device - Google Patents
Composite energy compensation type abrasive material jet device Download PDFInfo
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- CN109108835B CN109108835B CN201811212676.1A CN201811212676A CN109108835B CN 109108835 B CN109108835 B CN 109108835B CN 201811212676 A CN201811212676 A CN 201811212676A CN 109108835 B CN109108835 B CN 109108835B
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- abrasive
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- energy compensation
- dry sand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
- B24C3/04—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other stationary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a composite energy compensation type abrasive material jet device, which comprises a special-shaped workpiece to be processed, a cantilever type three-dimensional machine tool, a dry sand tank and an energy compensation type spray pipe, wherein a channel output port is arranged at the lower end of the dry sand tank, a main channel mixed liquid rubber pipe is arranged at the upper end of the energy compensation type spray pipe, compensation type auxiliary abrasive material steel pipes are symmetrically arranged around the energy compensation type spray pipe, a spray cavity is arranged in the energy compensation type spray pipe, a throttling and accelerating input flow channel is arranged in the spray cavity, a turbulent flow mixing area is arranged at the lower end of the throttling and accelerating input flow channel, and a lower closing and accelerating output channel is arranged at the lower end of the turbulent flow mixing area. The invention realizes the function of secondarily mixing the abrasive mixed liquid generated by the front mixed abrasive jet flow to the abrasive by adopting a back mixed negative pressure injection method, improves the output abrasive concentration of the terminal abrasive mixed liquid, improves the impact force for processing the special-shaped workpiece to be processed and improves the dry sand injection effect.
Description
Technical Field
The invention relates to the technical field of abrasive water jet mechanical equipment design, in particular to a composite energy compensation type abrasive jet device.
Background
The water jet is a high-speed water flow stream of different shapes formed by the outflow of a nozzle, and the flow speed of the water jet depends on the pressure drop before and after the outlet section of the nozzle. Water jets are the simplest form of energy conversion and application. Generally, a power-driven pump pumps a certain amount of water to a high-pressure pipeline by performing a suction and discharge process on the water, so that the water reaches a nozzle with certain energy. The nozzle aperture is required to be much smaller than the high pressure line diameter, so that the amount of water reaching the nozzle must be accelerated to exit the nozzle orifice. The water accelerated through the nozzle orifice thus condenses to form a jet. The abrasive jet refers to a jet formed by abrasive moving at high speed after the abrasive is accelerated under the action of some external power. In the traditional abrasive water jet equipment, water is used as a medium, after the medium obtains huge energy through high-pressure generating equipment, the abrasive is directly injected into the high-pressure water through a feeding device, and the abrasive is jetted from a nozzle at a high speed in a specific fluid motion mode to form a strand of abrasive water jet with concentrated energy at a high speed.
However, the existing composite energy compensation type abrasive jet device cannot perform a secondary mixing function on abrasives by using an after-mixing negative pressure injection method on an abrasive mixed liquid generated by the front-mixing abrasive jet, cannot improve the output abrasive concentration of a terminal abrasive mixed liquid, and is difficult to improve the hitting power for processing a special-shaped workpiece to be processed; some composite energy compensation type abrasive jet flow devices can not input abrasive mixed liquid output by a front mixed abrasive jet flow generation device into a main channel mixed liquid rubber tube of an energy compensation type spray tube or can not input the output abrasive mixed liquid into a turbulent mixing area in an acceleration manner, some composite energy compensation type abrasive material fluidic devices can not input stored dry sand into the energy compensation type spray pipe through the channel output port, some composite energy compensation type abrasive material fluidic devices are difficult to suck the dry sand in the dry sand tank into the vacuum adsorption area, and can not be mixed with abrasive material mixed liquid in the turbulent flow mixing area. Therefore, it is necessary to provide a composite energy compensation type abrasive jet device which has simple structure, rapid and convenient operation, safety and high efficiency.
Disclosure of Invention
The invention aims to solve the technical problem, overcomes the defects of the prior art, and provides a composite energy compensation type abrasive material jet device which is simple in structure, quick, convenient, safe and efficient to operate.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a composite energy compensation type abrasive material jet device comprises a special-shaped workpiece to be processed and a cantilever type three-dimensional machine tool, and further comprises a dry sand tank and an energy compensation type spray pipe, wherein a channel output port is formed in the lower end of the dry sand tank, a main channel mixed liquid rubber pipe is installed at the upper end of the energy compensation type spray pipe, compensation type auxiliary abrasive material steel pipes are symmetrically arranged around the energy compensation type spray pipe, the left end of each compensation type auxiliary abrasive material steel pipe is installed on the channel output port, a spray cavity is formed in the energy compensation type spray pipe, a throttling acceleration input flow channel is arranged in the spray cavity, a turbulence mixing area is arranged at the lower end of the throttling acceleration input flow channel, a lower closing-up acceleration output channel is arranged at the lower end of the turbulence mixing area, a vacuum adsorption area is symmetrically arranged at the upper end of the turbulence mixing area and is also located on two sides, a blocking layer is arranged between the vacuum adsorption area and the throttling and speed-increasing input runner, and an adsorption dry sand channel is arranged on the outer side of the vacuum adsorption area.
The upper portion of next binding off acceleration rate delivery channel is equipped with inverted horn mouth form runner, the middle part of throttle acceleration rate input runner is equipped with inverted round platform shape runner, the up end cross-sectional diameter of inverted round platform shape runner is 1/2 of the up end cross-sectional diameter of inverted horn mouth form runner, the lower terminal surface cross-sectional diameter of inverted horn mouth form runner is 1.2-1.5 times of the lower terminal surface cross-sectional diameter of inverted round platform shape runner, the nozzle is installed to the lower extreme of next binding off acceleration rate delivery channel, the nozzle passes through the screw thread and presses the cap to install the lower extreme at energy compensation formula spray tube.
The cantilever type three-dimensional machine tool is provided with a workpiece table and a cantilever type moving arm, the cantilever type moving arm is provided with a lifting clamping seat, the energy compensation type spray pipe is arranged on the lifting clamping seat, and the special-shaped workpiece to be processed is arranged on the working table.
The device comprises a plurality of channel output ports, wherein the channel output ports are symmetrically arranged at the lower end of a dry sand tank, the outer side of each dry sand adsorption channel is connected with a joint, the outer part of each joint is connected with the right end of an energy compensation type spray pipe, and the number of the dry sand adsorption channels is the same as that of the channel output ports.
The upper end of energy compensation formula spray tube is connected with the hybrid chamber through main entrance mixed liquid rubber tube, the abrasive material jar is installed to the upper end of hybrid chamber, portable shallow is installed to the lower extreme of hybrid chamber, the abrasive material jar is still installed on portable shallow, the right-hand member of hybrid chamber is connected with high-pressure pump station through high-pressure rubber tube.
When the special-shaped workpiece processing device is used on site, firstly, an operator fixes a special-shaped workpiece to be processed on a workpiece table at the upper end of a cantilever type three-dimensional machine tool, installs and fixes an energy compensation type spray pipe on a lifting clamping seat of a cantilever type moving arm, adjusts a numerical control panel on the cantilever type three-dimensional machine tool to enable the cantilever type moving arm to be in a proper position, adjusts the position of a nozzle at the bottom of the energy compensation type spray pipe to enable the special-shaped workpiece to be processed and the bottom of the nozzle to be in a proper cutting target distance range, and sequentially transmits walking parameters to a cantilever type moving arm moving execution mechanism through a controller according to a feed line on the numerical control panel after setting an operation starting position of the special-shaped workpiece to be.
Secondly, an operator moves the dry sand tank and the portable cart into a non-working area, then the dry sand tank and the portable cart are fixed respectively, dry sand is filled into the dry sand tank and the abrasive material tank respectively, a water pipe connecting end is installed on a water tank of a high-pressure pump station, an output end of the high-pressure pump is connected with an input port at the right end of the mixing cavity through a high-pressure rubber pipe, an output port at the left end of the mixing cavity is connected with an upper end port of a spraying cavity at the end part of the energy compensation type spray pipe through the high-pressure rubber pipe, the high-pressure pump station is started to enable high-pressure water to enter the abrasive material tank through the mixing cavity and to be mixed with abrasive materials in the abrasive.
And thirdly, the primary abrasive mixed liquid enters the throttling and speed-increasing input runner and is sprayed out through the inverted-frustum-shaped runner, the primary abrasive mixed liquid forms a negative pressure vacuum area in a vacuum adsorption area at the outer side area of the turbulent mixing area, dry sand in a dry sand tank enters the turbulent mixing area through the joint, the adsorption dry sand channel and the vacuum adsorption area under the action of negative pressure entrainment and is mixed with the primary abrasive mixed liquid in an intersecting manner, at the moment, the dry sand entering due to the action of negative pressure entrainment and injection does not mix with the primary abrasive mixed liquid for a short time to form abrasive mixed liquid with high concentration and good uniformity, and the finally mixed abrasive mixed liquid is output from a nozzle through the acceleration action of the inverted-horn-mouth-shaped runner at the upper end of the lower closing-up and speed-increasing output channel and is used for processing the.
And finally, an operator closes the numerical control panel for controlling the cantilever type moving arm to move on the cantilever type three-dimensional machine tool and the grinding material valve on the mixing cavity in sequence, reduces the output flow of the high-pressure pump station after all the water is output from the nozzle until the high-pressure pump station is closed, reasonably cleans the grinding material in the grinding material tank according to the next operation time, timely supplements and cleans the grinding material in the dry sand tank according to the requirement, and performs periodic maintenance on the equipment to wait for the next processing operation.
Compared with the prior art, the invention has the beneficial effects that: the invention realizes the function of secondary mixing of the abrasive material by adopting a post-mixing negative pressure injection method to the abrasive material mixed liquid generated by the jet flow of the pre-mixed abrasive material, improves the concentration of the abrasive material output by the terminal abrasive material mixed liquid, and improves the impact force for processing the special-shaped workpiece to be processed; the abrasive mixed liquid output by the front mixed abrasive jet flow generating device can be input into the main channel mixed liquid rubber tube of the energy compensation type spray tube by arranging the main channel mixed liquid rubber tube, the spray cavity and the throttling and accelerating input flow channel, the output abrasive mixed liquid is accelerated and input into the turbulent mixing area, the stored dry sand can be input into the energy compensation type spray tube by arranging the dry sand tank, the channel output port, the energy compensation type spray tube and the compensation type auxiliary abrasive steel tube, the dry sand in the dry sand tank can be sucked into the vacuum adsorption area and mixed with the abrasive in the turbulent mixing area by arranging the turbulent mixing area, the lower closing-up and accelerating output channel, the vacuum adsorption area and the adsorption dry sand channel, the mixed liquid of the abrasive is mixed in the turbulent mixing area, the mixed liquid of the abrasive is improved in concentration and uniformity, and the mixed liquid of the abrasive after secondary mixing is accelerated and output in the lower closing-up, the interference that the dry sand that draws in can avoiding the vacuum adsorption district early receive from the mixed liquid of throttle acceleration rate input runner input abrasive material in advance through setting up the barrier layer, then causes to draw the poor condition of effect to take place, and simple structure, convenient operation, economical and practical.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the energy compensating nozzle of FIG. 1;
FIG. 3 is a schematic structural view of the spray chamber of FIG. 2;
FIG. 4 is a schematic structural view of the throttle speed increasing input flow channel in FIG. 2;
fig. 5 is a schematic structural view of the lower closing-in speed-increasing output channel in fig. 2.
In the figure: 1. specially-shaped workpieces to be processed; 2. a cantilever type three-dimensional machine tool; 21. a workpiece stage; 22. a cantilever-type moving arm; 221. a lifting clamping seat; 3. a dry sand tank; 31. a channel output port; 4. an energy compensating nozzle; 41. a main channel mixed liquid rubber pipe; 42. a compensation type auxiliary abrasive steel pipe; 43. a spray chamber; 431. a throttling and speed-increasing input flow channel; 4311. an inverted frustum shaped flow channel; 5. a turbulent mixing zone; 51. a lower closing-up speed-increasing output channel; 511. an inverted bell-mouth shaped flow channel; 512. a nozzle; 52. a vacuum adsorption zone; 521. adsorbing a dry sand channel; 5211. a joint; 6. a barrier layer; 7. a mixing chamber; 71. an abrasive tank; 72. a portable cart; 73. a high-pressure pump station.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific embodiments and the drawings.
As shown in fig. 1, 2, 3, 4 and 5, the composite energy compensation type abrasive jet device includes a special-shaped workpiece 1 to be processed and a cantilever-type three-dimensional machine tool 2, and further includes a dry sand tank 3 and an energy compensation type nozzle 4, a channel output port 31 is provided at a lower end of the dry sand tank 3, a main channel mixed liquid rubber tube 41 is installed at an upper end of the energy compensation type nozzle 4, compensation type auxiliary abrasive steel tubes 42 are symmetrically provided around the energy compensation type nozzle 4, a left end of the compensation type auxiliary abrasive steel tube 4 is installed at the channel output port 31, a nozzle cavity 43 is provided inside the energy compensation type nozzle 4, a throttling acceleration input flow channel 431 is provided in the nozzle cavity 43, a turbulent mixing zone 5 is provided at a lower end of the throttling acceleration input flow channel 431, a lower closing-up acceleration output channel 51 is provided at a lower end of the turbulent mixing zone 5, the upper end symmetry in turbulent mixing district 5 is equipped with vacuum adsorption district 52, vacuum adsorption district 52 still is located the both sides of throttle acceleration rate input runner 431, be equipped with barrier layer 6 between vacuum adsorption district 52 and the throttle acceleration rate input runner 431, the outside in vacuum adsorption district 52 is equipped with adsorbs dry sand passageway 521.
As shown in fig. 1, 2 and 4, an inverted bell-mouth-shaped flow passage 511 is arranged at the upper part of the lower closing-up speed-increasing output passage 51, an inverted bell-mouth-shaped flow passage 4311 is arranged at the middle part of the throttling speed-increasing input flow passage 431, the cross-sectional diameter of the upper end face of the inverted bell-mouth-shaped flow passage 4311 is 1/2 of the cross-sectional diameter of the upper end face of the inverted bell-mouth-shaped flow passage 511, the cross-sectional diameter of the lower end face of the inverted bell-mouth-shaped flow passage 511 is 1.2 times of the cross-sectional diameter of the lower end face of the inverted bell-mouth-shaped flow passage 4311, a nozzle 512 is installed at the lower end of the lower closing-up speed-increasing.
As shown in fig. 1 and 2, a workpiece table 21 and a cantilever-type moving arm 22 are mounted on the cantilever-type three-dimensional machine tool 2, a lifting clamping seat 221 is mounted on the cantilever-type moving arm 22, the energy compensation type spray pipe 4 is mounted on the lifting clamping seat 221, and the special-shaped workpiece 1 to be machined is mounted on the working table 21.
As shown in fig. 1 and 2, the two passage output ports 31 are symmetrically arranged at the lower end of the dry sand tank 3, the outer side of the dry sand adsorbing passage 521 is connected with a joint 5211, the outer part of the joint 5211 is connected with the right end of the energy compensation type nozzle 4, and the number of the dry sand adsorbing passages 521 is the same as that of the passage output ports 31.
As shown in fig. 1, the upper end of the energy compensation type spray pipe 4 is connected with a mixing chamber 7 through a main channel mixed liquid rubber pipe 41, an abrasive tank 71 is installed at the upper end of the mixing chamber 7, a portable cart 72 is installed at the lower end of the mixing chamber 7, the abrasive tank 71 is further installed on the portable cart 72, and the right end of the mixing chamber 7 is connected with a high pressure pump station 73 through a high pressure rubber pipe.
When the special-shaped workpiece machining device is used on site, firstly, an operator fixes a special-shaped workpiece to be machined 1 on a workpiece table 21 at the upper end of a cantilever type three-dimensional machine tool 2, installs and fixes an energy compensation type spray pipe 4 on a lifting clamping seat 221 of the cantilever type moving arm 22, adjusts a numerical control panel on the cantilever type three-dimensional machine tool 2 to enable the cantilever type moving arm 22 to be in a proper position, adjusts the position of a nozzle 512 at the bottom of the energy compensation type spray pipe 4 to enable the special-shaped workpiece to be machined 1 and the bottom of the nozzle 512 to be in a proper cutting target distance range, sets an operation starting position of the special-shaped workpiece to be machined 1 through the numerical control panel on the cantilever type three-dimensional machine tool 2, and sequentially transmits walking parameters to a cantilever type moving arm 22 moving.
Secondly, the operator moves the dry sand tank 3 and the portable cart 72 into a non-working area, then the dry sand tank 3 and the portable cart 72 are fixed respectively, dry sand is filled into the dry sand tank 3 and the abrasive tank 71 respectively, a water pipe inlet end is installed on a water tank of a high-pressure pump station 73, an output end of the high-pressure pump is connected with an input port at the right end of the mixing cavity 7 through a high-pressure rubber pipe, an output port at the left end of the mixing cavity 7 is connected with an upper end port of the spray cavity 43 at the end of the energy compensation type spray pipe 4 through the high-pressure rubber pipe, the high-pressure pump station 73 is started to enable high-pressure water to enter the abrasive tank 71 through the mixing cavity 7 and to be mixed with abrasive in the abrasive tank 71, and abrasive mixed liquid enters the.
And thirdly, the primary abrasive mixed liquid enters the throttling and accelerating input flow channel 431 and is sprayed out through the inverted-frustum-shaped flow channel 4311, the primary abrasive mixed liquid forms a negative pressure vacuum area in the vacuum adsorption area 52 at the outer side area of the turbulent mixing area 5, dry sand in the dry sand tank 3 enters the turbulent mixing area 5 through the connector 5211, the adsorption dry sand channel 521 and the vacuum adsorption area 52 under the action of negative pressure entrainment and is mixed with the primary abrasive mixed liquid in an intersecting manner, at the moment, the dry sand entering due to the action of negative pressure entrainment and injection is not mixed with the primary abrasive mixed liquid for a short time to form abrasive mixed liquid with high concentration and good uniformity, and the finally mixed abrasive mixed liquid is output from the nozzle 512 through the accelerating action of the inverted-horn-mouth-shaped flow channel 511 at the upper end of the lower closing and accelerating output channel 51 and is used for processing the special-shaped workpiece.
Finally, an operator closes the numerical control panel on the cantilever type three-dimensional machine tool 2 for controlling the cantilever type moving arm 22 to move and the abrasive valve on the mixing cavity 7 in sequence, after all the clean water is output from the nozzle 512, the output flow of the high-pressure pump station 73 is reduced until the high-pressure pump station 73 is closed, the abrasive in the abrasive tank 71 is reasonably cleaned according to the next operation time, the abrasive in the dry sand tank 3 is timely supplemented and cleaned according to the requirement, the equipment is well maintained regularly, and the next processing operation is waited.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a compound energy compensation formula abrasive material fluidic device, includes that dysmorphism waits to process work piece and cantilever type three-dimensional lathe, its characterized in that: also comprises a dry sand tank and an energy compensation type spray pipe, the lower end of the dry sand tank is provided with a channel output port, the upper end of the energy compensation type spray pipe is provided with a main channel mixed liquid rubber pipe, compensation type auxiliary abrasive steel pipes are symmetrically arranged around the energy compensation type spray pipe, the left end of the compensation type auxiliary abrasive steel pipe is arranged on the output port of the channel, a spray cavity is arranged in the energy compensation type spray pipe, a throttling and accelerating input flow passage is arranged in the spraying cavity, a turbulent mixing area is arranged at the lower end of the throttling and accelerating input flow passage, the lower end of the turbulent mixing zone is provided with a lower closing-in speed-increasing output channel, the upper end of the turbulent mixing zone is symmetrically provided with a vacuum adsorption zone, the vacuum adsorption zone is also positioned on two sides of the throttling and speed-increasing input runner, a blocking layer is arranged between the vacuum adsorption zone and the throttling and speed-increasing input runner, and an adsorption dry sand channel is arranged on the outer side of the vacuum adsorption zone.
2. The composite energy compensating abrasive jet device of claim 1, wherein: the upper portion of next binding off acceleration rate delivery channel is equipped with inverted horn mouth form runner, the middle part of throttle acceleration rate input runner is equipped with inverted round platform shape runner, the up end cross-sectional diameter of inverted round platform shape runner is 1/2 of the up end cross-sectional diameter of inverted horn mouth form runner, the lower terminal surface cross-sectional diameter of inverted horn mouth form runner is 1.2-1.5 times of the lower terminal surface cross-sectional diameter of inverted round platform shape runner, the nozzle is installed to the lower extreme of next binding off acceleration rate delivery channel, the nozzle passes through the screw thread and presses the cap to install the lower extreme at energy compensation formula spray tube.
3. The composite energy compensating abrasive jet device of claim 1, wherein: the cantilever type three-dimensional machine tool is provided with a workpiece table and a cantilever type moving arm, the cantilever type moving arm is provided with a lifting clamping seat, the energy compensation type spray pipe is arranged on the lifting clamping seat, and the special-shaped workpiece to be processed is arranged on the working table.
4. The composite energy compensating abrasive jet device of claim 1, wherein: the device comprises a plurality of channel output ports, wherein the channel output ports are symmetrically arranged at the lower end of a dry sand tank, the outer side of each dry sand adsorption channel is connected with a joint, the outer part of each joint is connected with the right end of an energy compensation type spray pipe, and the number of the dry sand adsorption channels is the same as that of the channel output ports.
5. The composite energy compensating abrasive jet device of claim 1, wherein: the upper end of energy compensation formula spray tube is connected with the hybrid chamber through main entrance mixed liquid rubber tube, the abrasive material jar is installed to the upper end of hybrid chamber, portable shallow is installed to the lower extreme of hybrid chamber, the abrasive material jar is still installed on portable shallow, the right-hand member of hybrid chamber is connected with high-pressure pump station through high-pressure rubber tube.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811212676.1A CN109108835B (en) | 2018-10-18 | 2018-10-18 | Composite energy compensation type abrasive material jet device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811212676.1A CN109108835B (en) | 2018-10-18 | 2018-10-18 | Composite energy compensation type abrasive material jet device |
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| CN109108835A CN109108835A (en) | 2019-01-01 |
| CN109108835B true CN109108835B (en) | 2021-03-30 |
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| DE3516103A1 (en) * | 1985-05-04 | 1986-11-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Mixing head for introducing abrasive particles into a high-pressure water jet |
| US20060223422A1 (en) * | 2005-04-05 | 2006-10-05 | Dorfman Benjamin F | Multi-stage abrasive-liquid jet cutting head |
| JP2006297568A (en) * | 2005-04-25 | 2006-11-02 | Oosawa:Kk | Blast nozzle and blast gun with the same |
| CN106112821A (en) * | 2016-07-29 | 2016-11-16 | 重庆大学 | A kind of front mixing abrasive water jet is worked continuously system and method |
| CN106425887A (en) * | 2016-12-07 | 2017-02-22 | 河南理工大学 | Front and rear mixed ice particle gas jet device and method |
| CN107199516A (en) * | 2017-08-04 | 2017-09-26 | 安徽理工大学 | A kind of device that curved surface sheet material in uneven thickness is cut based on the Premixed Abrasive Water Jet |
| CN107214628A (en) * | 2017-08-04 | 2017-09-29 | 安徽理工大学 | Ice pellets medium the Premixed Abrasive Water Jet generating means is based under a kind of submerged mixture of ice and water state |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3259988B2 (en) * | 1992-10-21 | 2002-02-25 | 新日本製鐵株式会社 | Nozzle assembly for abrasive water jet |
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2018
- 2018-10-18 CN CN201811212676.1A patent/CN109108835B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3516103A1 (en) * | 1985-05-04 | 1986-11-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Mixing head for introducing abrasive particles into a high-pressure water jet |
| US20060223422A1 (en) * | 2005-04-05 | 2006-10-05 | Dorfman Benjamin F | Multi-stage abrasive-liquid jet cutting head |
| JP2006297568A (en) * | 2005-04-25 | 2006-11-02 | Oosawa:Kk | Blast nozzle and blast gun with the same |
| CN106112821A (en) * | 2016-07-29 | 2016-11-16 | 重庆大学 | A kind of front mixing abrasive water jet is worked continuously system and method |
| CN106425887A (en) * | 2016-12-07 | 2017-02-22 | 河南理工大学 | Front and rear mixed ice particle gas jet device and method |
| CN107199516A (en) * | 2017-08-04 | 2017-09-26 | 安徽理工大学 | A kind of device that curved surface sheet material in uneven thickness is cut based on the Premixed Abrasive Water Jet |
| CN107214628A (en) * | 2017-08-04 | 2017-09-29 | 安徽理工大学 | Ice pellets medium the Premixed Abrasive Water Jet generating means is based under a kind of submerged mixture of ice and water state |
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