CN111307636A - Turbine blade water jet experimental equipment for 3D printing and manufacturing - Google Patents
Turbine blade water jet experimental equipment for 3D printing and manufacturing Download PDFInfo
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- CN111307636A CN111307636A CN202010160406.1A CN202010160406A CN111307636A CN 111307636 A CN111307636 A CN 111307636A CN 202010160406 A CN202010160406 A CN 202010160406A CN 111307636 A CN111307636 A CN 111307636A
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- turbine blade
- water flow
- water jet
- printing
- blade water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000010146 3D printing Methods 0.000 title claims description 17
- 239000007921 spray Substances 0.000 claims abstract description 20
- 238000002474 experimental method Methods 0.000 claims abstract description 16
- 230000001105 regulatory effect Effects 0.000 claims abstract description 15
- 238000004401 flow injection analysis Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000009991 scouring Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
- G01N3/567—Investigating resistance to wear or abrasion by submitting the specimen to the action of a fluid or of a fluidised material, e.g. cavitation, jet abrasion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model provides a turbine blade water jet experimental facilities for 3D prints manufacturing, belongs to turbine blade water jet experiment technical field. The invention comprises a working chamber, a working platform arranged in the working chamber, a clamp arranged on the working platform, a water flow spray head arranged above the working platform, a drainage channel arranged at the bottom in the working chamber, a water pump and a water flow regulating valve arranged at one side of the working chamber, a spray pipeline connected with the water flow regulating valve and the water flow spray head, a control platform arranged at one side of the water pump, and a control computer arranged on the control platform and electrically connected to the water flow regulating valve; the working chamber is provided with a door and a revolving door lock. The invention can effectively improve the efficiency of the turbine blade water flow jet experiment, reduce the cost of the experiment and simultaneously ensure the accuracy of the experiment result.
Description
Technical Field
The invention relates to the technical field of turbine blade water flow jet experiments, in particular to turbine blade water flow jet experimental equipment for 3D printing and manufacturing.
Background
By the application of the additive manufacturing technology (3D printing technology), the design and manufacture of high-precision complex components and high-performance and large-scale construction of ships are widely applied, the design and manufacture of the ship turbine blades can be realized in the auxiliary design and manufacture of internal complex structures, the cost of engineering projects can be reduced in advance by the application of the rapid prototyping technology, the design condition of alloy materials can be detected, and the high-performance and complex structures can be designed by directly adopting the selective laser melting technology. Compared with the direct ship experiment, the water jet simulation of the manufactured blade has obvious cost reduction, and the water erosion resistance of the blade can be quickly obtained, so that the decision speed of continuously enhancing the performance of the blade or putting the blade into use is accelerated.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides turbine blade water jet experiment equipment for 3D printing and manufacturing, which can effectively improve the efficiency of turbine blade water jet experiments, reduce the cost of the experiments, and ensure the accuracy of the experiment results.
The purpose of the invention is realized by the following technical scheme:
a turbine blade water flow injection experimental device for 3D printing manufacturing comprises a working bin, a working table arranged in the working bin, a clamp arranged on the working table, a water flow spray head arranged above the working table, a water drainage groove arranged at the bottom in the working bin, a water pump and a water flow regulating valve arranged at one side of the working bin, an injection pipeline connected with the water flow regulating valve and the water flow spray head, a control console arranged at one side of the water pump, and a control computer arranged on the control console and electrically connected to the water flow regulating valve; the working bin is provided with a door and a rotating door lock.
The invention adopts the working chamber to provide a relatively closed experimental environment to avoid the interference of external factors, the object to be tested is fixed by the clamp on the working table, the real water flow is simulated by the water flow sprayed by the water flow spray head above the working table to wash the object to be tested, the water drainage groove at the bottom of the working chamber is convenient for the water to be drained orderly in time so as to be recycled, and meanwhile, the water flow regulating valve can be accurately controlled by the control computer so as to ensure the accuracy of the testing conditions (water pressure and flow velocity), thereby ensuring the accuracy of the experimental result.
Preferably, the fixture comprises a slide rail, a positioning block and a slide block which are arranged on the slide rail, two clamping arms which are respectively and rotatably connected with the positioning block and the slide block, and a slide block limiting device arranged on the slide rail; the two clamping arms are in cross rotating connection. The clamp can adjust the crossed angle of the two clamping arms by moving the sliding block, so that the clamp is suitable for objects to be tested with different sizes.
Preferably, the clamp arm includes at least two unit arms rotatably connected by a fastening bolt. On one hand, compared with the clamping action of two simple clamping arms on the object to be tested, the structure increases two clamping force application points, and the clamping stability is higher; in addition, the structure can be suitable for stable clamping of objects to be measured with different sizes by adjusting the connecting angle of the two unit arms.
Preferably, the clamping arm is provided with a positioning bolt. The positioning bolt is used for abutting against an object to be tested after being screwed so as to further improve the stability of clamping of the clamp.
Preferably, the number of the clamps is at least two. At least two clamps ensure the reliability of the clamping.
Preferably, the slide block limiting device comprises a limiting block connected to the slide rail in a sliding manner and a limiting bolt arranged on the limiting block and abutted against the slide rail. The slide block limiting device mainly realizes limiting by limiting the slide block to slide towards one end far away from the positioning block, and the slide block can not slide towards one end close to the positioning block under the action of the self gravity of the clamp, the gravity of the object to be detected and the scouring force of water flow, so that the side is not required to be limited.
Preferably, the workbench comprises a bedplate, a plurality of electric push rods arranged at the bottom of the bedplate, and a universal joint connecting the electric push rods and the bedplate. The structure enables the inclination angle of the bedplate to be adjustable, so that the experimental requirements of different scouring angles are met.
Preferably, the control computer is electrically connected to the electric push rod. The inclination angle of the bedplate can be accurately controlled by a computer so as to ensure the accuracy of experimental data.
Preferably, the water flow spray head is a three-nozzle spray head and is fixedly arranged. The structure of the water flow spray head enables the sprayed water flow coverage to be wider, the water flow can more uniformly cover the object to be detected, and the water flow spray head is closer to the scouring effect of real water flow.
Preferably, the door is provided with a perspective window. The perspective window is more convenient for workers to observe the experiment condition in the working bin in real time so as to adjust in time.
The invention has the advantages that: the whole device is simple in structure and convenient to use, effectively simulates the use condition of the turbine blade in a real water flow jet environment, and can accurately adjust the experimental conditions according to experimental requirements so as to ensure the accuracy of the experimental structure. Meanwhile, compared with experiments carried out in a real environment, the cost is greatly reduced.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a front view of one embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the clamp;
FIG. 4 is a schematic structural view of a worktable;
fig. 5 is a schematic structural view of the water jet head.
1-a working bin; 2-a workbench; 3, clamping; 4-water flow spray head; 5-a drainage tank; 6, a water pump; 7-water flow regulating valve; 8-a jet pipe; 9-a console; 10-control computer; 101-a door; 102-swing door locks; 301-a slide rail; 302-locating block; 303-a slide block; 304-a gripper arm; 305-a slide block limiting device; 3041-a unit arm; 3042-positioning the bolt; 201-a platen; 202-electric push rod; 203-universal joint; 1011-perspective window.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A turbine blade water flow jet experimental device for 3D printing and manufacturing comprises a working bin 1, a working platform 2 arranged in the working bin 1, a clamp 3 arranged on the working platform 2, a water flow spray head 4 arranged above the working platform 2, a water drainage tank 5 arranged at the bottom in the working bin 1, a water pump 6 and a water flow regulating valve 7 arranged at one side of the working bin 1, a jet pipeline 8 connected with the water flow regulating valve 7 and the water flow spray head 4, a control console 9 arranged at one side of the water pump 6, and a control computer 10 arranged on the control console 9 and electrically connected to the water flow regulating valve 7; the working bin 1 is provided with a door 101 and a rotary door lock 102.
The invention adopts the working chamber to provide a relatively closed experimental environment to avoid the interference of external factors, the object to be tested is fixed by the clamp on the working table, the real water flow is simulated by the water flow sprayed by the water flow spray head above the working table to wash the object to be tested, the water drainage groove at the bottom of the working chamber is convenient for the water to be drained orderly in time so as to be recycled, and meanwhile, the water flow regulating valve can be accurately controlled by the control computer so as to ensure the accuracy of the testing conditions (water pressure and flow velocity), thereby ensuring the accuracy of the experimental result.
Specifically, the clamp 3 includes a slide rail 301, a positioning block 302 and a slider 303 disposed on the slide rail 301, two clamping arms 304 rotatably connected to the positioning block 302 and the slider 303, respectively, and a slider limiting device 305 disposed on the slide rail 301; the two gripper arms 304 are pivotally connected in cross-over. The clamp can adjust the crossed angle of the two clamping arms by moving the sliding block, so that the clamp is suitable for objects to be tested with different sizes. The maximum radius and the minimum radius of the cylinder which can adapt to the object to be measured can be calculated according to the opening distance of the clamp, and the formula is as follows:
in the formula: y is the radius of the cylinder of the object to be measured, and W is the opening distance of the clamp.
And the formula simulates the opening angle of the simulated clamp and the radius of the cylinder to obtain data so as to obtain the data through fitting. The specific calculation process is as follows:
in the formula: w is the opening distance of the clamp, and A is the opening angle of the clamp.
In the formula: a is the opening angle of the clamp,
the maximum radius of the cylinder of the object to be measured.
In the formula: a is the opening angle of the clamp,
the minimum radius of the cylinder of the object to be measured.
Simplifying to obtain:
further, the clamp arm 304 includes at least two unit arms 3041 rotatably connected by fastening bolts. On one hand, compared with the clamping action of two simple clamping arms on the object to be tested, the structure increases two clamping force application points, and the clamping stability is higher; in addition, the structure can be suitable for stable clamping of objects to be measured with different sizes by adjusting the connecting angle of the two unit arms.
In addition, a positioning bolt 3042 is provided on the clamp arm 304. The positioning bolt is used for abutting against an object to be tested after being screwed so as to further improve the stability of clamping of the clamp. And, the said clamp 3 has at least two. At least two clamps ensure the reliability of the clamping.
And the slider limiting device 305 comprises a limiting block connected to the slide rail in a sliding manner, and a limiting bolt arranged on the limiting block and abutting against the slide rail. The slide block limiting device mainly realizes limiting by limiting the slide block to slide towards one end far away from the positioning block, and the slide block can not slide towards one end close to the positioning block under the action of the self gravity of the clamp, the gravity of the object to be detected and the scouring force of water flow, so that the side is not required to be limited.
In order to further improve the simulation range of experimental conditions, the worktable 2 comprises a bedplate 201, a plurality of electric push rods 202 arranged at the bottom of the bedplate 201, and a universal joint 203 connecting the electric push rods 202 and the bedplate 201. The structure enables the inclination angle of the bedplate to be adjustable, so that the experimental requirements of different scouring angles are met. The control computer 10 is electrically connected to the electric push rod 202. The inclination angle of the bedplate can be accurately controlled by a computer so as to ensure the accuracy of experimental data. The water flow spray head 4 is a three-nozzle spray head and is fixedly arranged. The structure of the water flow spray head enables the sprayed water flow coverage to be wider, the water flow can more uniformly cover the object to be detected, and the water flow spray head is closer to the scouring effect of real water flow.
Finally, the door 101 is further provided with a transparent window 1011. The perspective window is more convenient for workers to observe the experiment condition in the working bin in real time so as to adjust in time.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and any changes or substitutions that can be easily made by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A turbine blade water flow injection experimental device for 3D printing manufacturing is characterized by comprising a working bin, a working table arranged in the working bin, a clamp arranged on the working table, a water flow spray head arranged above the working table, a water drainage tank arranged at the bottom in the working bin, a water pump and a water flow regulating valve arranged at one side of the working bin, an injection pipeline connected with the water flow regulating valve and the water flow spray head, a control console arranged at one side of the water pump, and a control computer arranged on the control console and electrically connected to the water flow regulating valve; the working bin is provided with a door and a rotating door lock.
2. The turbine blade water jet experiment equipment for 3D printing and manufacturing according to claim 1, wherein the fixture comprises a slide rail, a positioning block and a slide block which are arranged on the slide rail, two clamping arms which are respectively connected with the positioning block and the slide block in a rotating manner, and a slide block limiting device arranged on the slide rail.
3. The turbine blade water jet experimental facility for 3D printing manufacturing according to claim 2, wherein the clamping arm comprises at least two unit arms rotatably connected by a fastening bolt.
4. The turbine blade water jet experimental facility for 3D printing manufacturing according to claim 2, wherein a positioning bolt is provided on the clamping arm.
5. The turbine blade water jet experimental facility for 3D printing manufacturing according to claim 2, wherein the fixture has at least two.
6. The turbine blade water jet experiment equipment for 3D printing and manufacturing according to claim 2, wherein the slider limiting device comprises a limiting block connected to the slide rail in a sliding manner, and a limiting bolt arranged on the limiting block and abutting against the slide rail.
7. The turbine blade water jet experiment equipment for 3D printing and manufacturing according to claim 1, wherein the workbench comprises a bedplate, a plurality of electric push rods arranged at the bottom of the bedplate, and a universal joint for connecting the electric push rods and the bedplate.
8. The turbine blade water jet experimental facility for 3D printing manufacturing of claim 7, wherein the control computer is electrically connected to the electric push rod.
9. The turbine blade water jet experimental equipment for 3D printing manufacturing according to claim 1, wherein the water jet nozzle is a three-nozzle and is fixedly arranged.
10. The turbine blade water jet experimental facility for 3D printing manufacturing of claim 1, wherein the door is provided with a perspective window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010160406.1A CN111307636A (en) | 2020-03-10 | 2020-03-10 | Turbine blade water jet experimental equipment for 3D printing and manufacturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010160406.1A CN111307636A (en) | 2020-03-10 | 2020-03-10 | Turbine blade water jet experimental equipment for 3D printing and manufacturing |
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| Publication Number | Publication Date |
|---|---|
| CN111307636A true CN111307636A (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010160406.1A Pending CN111307636A (en) | 2020-03-10 | 2020-03-10 | Turbine blade water jet experimental equipment for 3D printing and manufacturing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101600642A (en) * | 2006-11-23 | 2009-12-09 | 派内曼设备有限责任公司 | Article holder |
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| CN104972264A (en) * | 2015-06-16 | 2015-10-14 | 柳州市山泰气体有限公司 | Welding clamp of steel cylinder base |
| CN106891216A (en) * | 2017-02-23 | 2017-06-27 | 上海理工大学 | Six-freedom parallel type flash trimmer |
| CN206340228U (en) * | 2016-12-14 | 2017-07-18 | 王梦程 | Sport dynamics experimental provision |
| CN208100378U (en) * | 2018-04-10 | 2018-11-16 | 辽宁新科智能机器人科技有限公司 | A kind of industrial robot |
| CN208231726U (en) * | 2018-01-28 | 2018-12-14 | 黄国镇 | All-electric parallel two-freedom-degree motion platform |
| CN208948683U (en) * | 2018-10-23 | 2019-06-07 | 重庆天泰铝业有限公司 | A kind of adjustable anode suspender |
| CN109900579A (en) * | 2019-04-04 | 2019-06-18 | 中国船舶重工集团公司第七0四研究所 | Realize impeller of sea water pump erosion corrosion test device |
| CN209095587U (en) * | 2018-11-27 | 2019-07-12 | 河南聚合科技有限公司 | A kind of industrial robot clamping device |
| CN110375889A (en) * | 2019-08-22 | 2019-10-25 | 核工业理化工程研究院 | Multinomial clamping and fixing device |
| CN212083138U (en) * | 2020-03-10 | 2020-12-04 | 福建工程学院 | Turbine blade water jet experimental equipment for 3D printing and manufacturing |
-
2020
- 2020-03-10 CN CN202010160406.1A patent/CN111307636A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101600642A (en) * | 2006-11-23 | 2009-12-09 | 派内曼设备有限责任公司 | Article holder |
| CN101806691A (en) * | 2010-03-05 | 2010-08-18 | 湖南省湘电锅炉压力容器检验中心有限公司 | Water erosion test device |
| CN204613052U (en) * | 2015-05-29 | 2015-09-02 | 三峡大学 | A kind of Component of Hydraulic Turbines abrasion test equipment |
| CN104972264A (en) * | 2015-06-16 | 2015-10-14 | 柳州市山泰气体有限公司 | Welding clamp of steel cylinder base |
| CN206340228U (en) * | 2016-12-14 | 2017-07-18 | 王梦程 | Sport dynamics experimental provision |
| CN106891216A (en) * | 2017-02-23 | 2017-06-27 | 上海理工大学 | Six-freedom parallel type flash trimmer |
| CN208231726U (en) * | 2018-01-28 | 2018-12-14 | 黄国镇 | All-electric parallel two-freedom-degree motion platform |
| CN208100378U (en) * | 2018-04-10 | 2018-11-16 | 辽宁新科智能机器人科技有限公司 | A kind of industrial robot |
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| CN110375889A (en) * | 2019-08-22 | 2019-10-25 | 核工业理化工程研究院 | Multinomial clamping and fixing device |
| CN212083138U (en) * | 2020-03-10 | 2020-12-04 | 福建工程学院 | Turbine blade water jet experimental equipment for 3D printing and manufacturing |
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