CN104569304A - Shot blasting treatment mechanism study experimental device - Google Patents
Shot blasting treatment mechanism study experimental device Download PDFInfo
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- CN104569304A CN104569304A CN201410777452.0A CN201410777452A CN104569304A CN 104569304 A CN104569304 A CN 104569304A CN 201410777452 A CN201410777452 A CN 201410777452A CN 104569304 A CN104569304 A CN 104569304A
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Abstract
The invention relates to a shot blasting treatment mechanism study experimental device, which comprises a rack, a shot blasting launching device, a speed detection device and a workpiece fixation device, wherein the shot blasting launching device comprises a launching canister and an electromagnetic accelerator arranged on the outer side of the launching canister, the electromagnetic accelerator consists of a coil and a driving circuit thereof, and the coil is arranged outside the launching canister; and the speed detection device is arranged on the front end of the launching canister. High-hardness shots can achieve high-speed status within shortest distance under the action of a magnetic field generated by the electromagnetic coil, and beat workpieces according to final orbits, the three-dimensional position can be quantitatively changed through a clamp for fixing a test piece, and the quantitative measurement on the impact test can be realized through the speed detection of shots.
Description
Technical field
The present invention relates to a kind of experimental provision, particularly a kind of shot blast study mechanism experimental provision.
Background technology
Many parts in modern power machine, Transport Machinery and aviation machine are all operate under the effect of alternate load, and its serviceable life and reliability depend on their fatigue strength to a great extent.Stress peening process is a kind of important method improving the Parts life-span.
But stress peening process carries out in surface intensified technique to part, what rely on is the experience of operating personnel and the surface property test to part after processing more.Also there is no a kind of equipment for carrying out quantitative detection on single or a small amount of shot-peening to the impact of material surface performance at present.
Summary of the invention
For solving the problem that cannot quantize shot-blast process effect in prior art, provide a kind of shot blast study mechanism experimental provision, this experimental provision can carry out quantifiable test to the shot-peening impact of workpiece.
For achieving the above object, the present invention is by the following technical solutions:
A kind of shot blast study mechanism experimental provision, comprise frame, shot-peening emitter, speed detector and Work fixing device, shot-peening emitter comprises launching tube and is arranged on the electromagnetism accelerator outside launching tube, and electromagnetism accelerator comprises and is arranged on coil outside launching tube and driving circuit thereof; Speed detector is provided with in launching tube front end; Work fixing device comprises the workpiece supporting plate being arranged on launching tube front end, and workpiece supporting plate is provided with attachment fastener.
Above-mentioned a kind of shot blast study mechanism experimental provision, described speed detector comprises two groups of infrared ray sensors, often organizes infrared ray sensor and is made up of a pair infrared ray sensor.
Above-mentioned a kind of shot blast study mechanism experimental provision, workpiece supporting plate is articulated with in frame by the first main shaft, and framework soleplate offers chute, in chute, be provided with slide block, sway brace one end and workpiece supporting plate hinged, the other end and slide block hinged.
Above-mentioned a kind of shot blast study mechanism experimental provision, workpiece supporting plate is also provided with location of workpiece regulating device, and described location of workpiece regulating device comprises X to back up pad and Y-direction back up pad; On front side of workpiece supporting plate, offer X to chute, X is provided with slide block on rear side of back up pad, and this slide block is arranged in the chute of workpiece supporting plate, and X is fixed to back up pad and workpiece supporting plate by screw; On front side of back up pad, offer Y-direction chute at X, be provided with slide block on rear side of Y-direction back up pad, this slide block is arranged on X in the chute of workpiece supporting plate, and Y-direction back up pad and X are fixed to back up pad by screw; Fastener is U-shaped elastic component, at one end offers screw, and one marks closely screw is threaded with elastic component through screw.
Above-mentioned a kind of shot blast study mechanism experimental provision, is provided with scaleplate at the side of workpiece supporting plate and base plate, and scaleplate is provided with circular arc type fluting, marks closely screw and scaleplate, workpiece supporting plate, frame three is fixed through circular arc type fluting; Scaleplate is provided with scale.
Above-mentioned a kind of shot blast study mechanism experimental provision, described launching tube offering the perforate for placing bullet, being provided with location thimble in launching tube.
Above-mentioned a kind of shot blast study mechanism experimental provision, described location thimble peripheral hardware screw thread, location thimble and launching tube are threaded connection; Offer shrinkage pool in launching tube rear end, driver plate one end is installed in this shrinkage pool, and hexagon ring is offered in the inner side of the driver plate other end, and driver plate outer end is group handle can stirring driver plate rotation, is arranged in this hexagon ring after hexagonal nut is threaded with thimble; Launching tube offers through hole, and backstay is positioned in the detent outside driver plate through this through hole; The side being positioned at launching tube at location thimble is provided with locating ring.
Above-mentioned a kind of shot blast study mechanism experimental provision, described launching tube is that transparent material makes, outside launching tube, be provided with scale.
Under the present invention's magnetic fields that to be a high rigidity bullet produce at solenoid, fast state is issued in short distance, impact to surface of the work by definitive orbit, the fixture of fixing test specimen can quantitatively change its three-dimensional position, measured by the speed of bullet simultaneously, thus realize carrying out quantitative measurment to impulse test.
Electromagnetic launch system is applied in war industry the earliest, has various forms of accelerated mode, can grasp the emission rate of emitter well, and later accuracy is launched by emitter.Adopt electromagnetic launch system can allow experiment bullet used under certain speed, accurately impact the position needed, and allow experiment have repeatability.The electromagnetism accelerator used in the present invention is for install coil outward at launching tube, coil is connected with electric capacity, works as circuit turn-on, capacitor discharge, pulse current is produced in circuit, the magnetic induction density of coil inside is changed instantaneously, and according to Lenz law, bullet is equivalent to multiple coil, bullet inside produces induction current, for hindering the change of magnetic induction density, there is corresponding change in displacement in bullet, launches away from launching tube.
The phase mutual edge distance of two groups of infrared sensors is fixed, and by detecting the time of bullet by two sensors, thus can draw the speed of bullet.
Workpiece angle is regulated by the chute slide block structure be located on base plate, and the fixed position of workpiece is regulated to Y-direction back up pad by the X on workpiece supporting plate, thus makes the impact data of acquisition different angles become possibility.
Bullet puts into launching tube by the opening above launching tube, driver plate is because the spacing of backstay can only be rotated in fixed position, can not move in the circular shaft direction of launching tube, therefore rotating driver plate, the hexagonal nut in hexagonal endoporus is driven to rotate, carry out driving thimble to advance by hexagonal nut or retreating, then read the position of thimble by the scale on transparent emission cylinder, the position before pellet injection is fixed by thimble.
At the locating ring that the side that location thimble is positioned at launching tube is installed, make that thimble is unlikely in launching tube to bend, play the effect of fixing thimble shape.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present invention.
Fig. 2 is workpiece support structure schematic diagram of the present invention.
Fig. 3 is workpiece holding structure schematic diagram of the present invention.
Fig. 4 is that the present invention locates thimble structure schematic diagram.
Fig. 5 is dial structure schematic diagram of the present invention.
Fig. 6 is electromagnetism accelerating circuit schematic diagram of the present invention.
Be labeled as in figure: 1 frame, 2 slide blocks, 3 sway braces, 4 workpiece supporting plates, 41 is U-shaped buckle, 411 for U-shaped buckle mark closely screw, 42 workpiece, the X of 402 workpiece supporting plates is to chute, 43 is that X is to back up pad, 431 is that X is to the slide block in back up pad, 432 is that X is to the Y-direction chute in back up pad, 44 is Y-direction back up pad, 441 is the slide block in Y-direction back up pad, 5 infrared ray sensors, 6 coils, 61 controllable silicons, 62 control panels, 63, 64 power supplys, 7 launching tubes, 71 hexagonal nuts, 701 launching tubes are placed the perforate of bullet, 72 driver plates, group handle on 721 driver plates, annular groove for locating on 722 driver plates, 73 backstays, 74 locating rings, 8 bullets, 9 first main shafts, 10 scaleplates, 11 mark closely screw, 12 chutes.
Embodiment
Embodiment one
A kind of shot blast study mechanism experimental provision, comprise frame 1, shot-peening emitter, speed detector and Work fixing device, shot-peening emitter comprises launching tube 7 and is arranged on the electromagnetism accelerator outside launching tube, and electromagnetism accelerates to comprise and is arranged on coil 6 outside launching tube and driving circuit thereof; Be provided with speed detector in launching tube front end, speed detector comprises two groups of infrared ray sensors 5, often organizes infrared ray sensor and is made up of a pair infrared ray sensor; Work fixing device comprises the workpiece supporting plate 4 being arranged on launching tube front end, workpiece supporting plate is articulated with in frame 1 by the first main shaft 9, and framework soleplate offers chute 12, is provided with slide block 2 in chute, sway brace 3 one end and workpiece supporting plate hinged, the other end and slide block hinged.
Workpiece supporting plate is also provided with location of workpiece regulating device, and described location of workpiece regulating device comprises X to back up pad 43 and Y-direction back up pad 44; On front side of workpiece supporting plate, offer X on rear side of back up pad, be provided with slide block 431 to chute 402, X, this slide block is arranged in the chute of workpiece supporting plate, and X is fixed to back up pad and workpiece supporting plate by screw; On front side of back up pad, offer Y-direction chute 432 at X, be provided with slide block 441 on rear side of Y-direction back up pad, this slide block is arranged on X in the chute 432 of workpiece supporting plate, and Y-direction back up pad and X are fixed to back up pad by screw; Fastener 41 is U-shaped elastic component, at one end offers screw, and one marks closely screw 411 is threaded with elastic component through screw.
Be provided with scaleplate 10 at the side of workpiece supporting plate and base plate, scaleplate is provided with circular arc type fluting, marks closely screw and scaleplate, workpiece supporting plate, frame three is fixed through circular arc type fluting; Scaleplate is provided with scale.
Launching tube offers the perforate 701 for placing bullet, location thimble 74 is installed in launching tube.Location thimble peripheral hardware screw thread, location thimble and launching tube are threaded connection; Offer shrinkage pool in launching tube rear end, driver plate 72 one end is installed in this shrinkage pool, and hexagon ring is offered in the inner side of the driver plate other end, and driver plate outer end is group handle 721 can stirring driver plate rotation, is arranged in this hexagon ring after hexagonal nut 71 is threaded with thimble; Launching tube offers through hole, and backstay 73 is positioned in the detent 722 outside driver plate through this through hole; The side being positioned at launching tube at location thimble is provided with locating ring 74.Launching tube is that transparent material makes, outside launching tube, be provided with scale.
Workpiece is buckled in Y-direction back up pad, rotates and buckle marks closely screw, make U-shaped buckle open generation tension force, workpiece is closely buckled in Y-direction back up pad.Unclamp and slide block, scaleplate mark closely screw, regulate X on workpiece supporting plate to the position with Y-direction back up pad by chute slide block structure, adjust the three-dimensional position of workpiece.
Rotating driver plate, and due to the restriction of backstay, driver plate is constant at the front and back position of launching tube, thus drive hexagonal nut to rotate by the hexagon ring of inner side, and then drive top, location nail advance or retreat, at top, location nail back to appropriate location, bullet is put into launching tube by the perforate on launching tube, rotating driver plate drives top, location nail to be advanced to precalculated position again, be can read the feeding distance of location thimble by the scale on launching tube.
Power turn-on switch, solenoid accelerates bullet, pellet injection, is obtained the emission rate of bullet by infrared inductor, and bullet impact is at surface of the work.
Take off workpiece, bullet impact place is detected, in conjunction with the parameter such as hardness of the size of the emission rate of bullet, bullet, quality, workpiece, finally can obtain the shot blasting effect data quantized.
Claims (8)
1. a shot blast study mechanism experimental provision, it is characterized in that comprising frame, shot-peening emitter, speed detector and Work fixing device, shot-peening emitter comprises launching tube and is arranged on the electromagnetism accelerator outside launching tube, and electromagnetism accelerator comprises and is arranged on coil outside launching tube and driving circuit thereof; Speed detector is provided with in launching tube front end; Work fixing device comprises the workpiece supporting plate being arranged on launching tube front end, and workpiece supporting plate is provided with attachment fastener.
2. a kind of shot blast study mechanism experimental provision as claimed in claim 1, is characterized in that described speed detector comprises two groups of infrared ray sensors, often organizes infrared ray sensor and is made up of a pair infrared ray sensor.
3. a kind of shot blast study mechanism experimental provision as claimed in claim 1, it is characterized in that workpiece supporting plate is articulated with in frame by the first main shaft, framework soleplate offers chute, in chute, slide block is installed, sway brace one end and workpiece supporting plate hinged, the other end and slide block hinged.
4. a kind of shot blast study mechanism experimental provision as claimed in claim 3, is characterized in that also being provided with location of workpiece regulating device on workpiece supporting plate, and described location of workpiece regulating device comprises X to back up pad and Y-direction back up pad; On front side of workpiece supporting plate, offer X to chute, X is provided with slide block on rear side of back up pad, and this slide block is arranged in the chute of workpiece supporting plate, and X is fixed to back up pad and workpiece supporting plate by screw; On front side of back up pad, offer Y-direction chute at X, be provided with slide block on rear side of Y-direction back up pad, this slide block is arranged on X in the chute of workpiece supporting plate, and Y-direction back up pad and X are fixed to back up pad by screw; Fastener is U-shaped elastic component, at one end offers screw, and one marks closely screw is threaded with elastic component through screw.
5. a kind of shot blast study mechanism experimental provision as claimed in claim 1, it is characterized in that, at the side of workpiece supporting plate and base plate, scaleplate is installed, scaleplate is provided with circular arc type fluting, marks closely screw and scaleplate, workpiece supporting plate, frame three is fixed through circular arc type fluting; Scaleplate is provided with scale.
6. a kind of shot blast study mechanism experimental provision as claimed in claim 1, is characterized in that the perforate described launching tube offered for placing bullet, being provided with location thimble in launching tube.
7. a kind of shot blast study mechanism experimental provision as claimed in claim 6, is characterized in that described location thimble peripheral hardware screw thread, and location thimble and launching tube are threaded connection; Offer shrinkage pool in launching tube rear end, driver plate one end is installed in this shrinkage pool, and hexagon ring is offered in the inner side of the driver plate other end, and driver plate outer end is group handle can stirring driver plate rotation, is arranged in this hexagon ring after hexagonal nut is threaded with thimble; Launching tube offers through hole, and backstay is positioned in the detent outside driver plate through this through hole; The side being positioned at launching tube at location thimble is provided with locating ring.
8. a kind of shot blast study mechanism experimental provision as claimed in claim 7, is characterized in that described launching tube is that transparent material makes, outside launching tube, is provided with scale.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410777452.0A CN104569304B (en) | 2014-12-17 | 2014-12-17 | A kind of bead study mechanism experimental provision |
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| CN201410777452.0A CN104569304B (en) | 2014-12-17 | 2014-12-17 | A kind of bead study mechanism experimental provision |
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| CN104569304A true CN104569304A (en) | 2015-04-29 |
| CN104569304B CN104569304B (en) | 2016-08-24 |
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| CN105196189A (en) * | 2015-09-21 | 2015-12-30 | 济南大学 | Novel sheet shot blasting clearing clamp used for tests |
| CN106370383A (en) * | 2016-11-29 | 2017-02-01 | 浙江工业大学 | Multistage accelerating shot blasting device |
| CN107643419A (en) * | 2017-10-27 | 2018-01-30 | 西安工业大学 | A kind of emission rate of high-speed air shell ball catches instrument and its method |
| CN109283249A (en) * | 2018-11-12 | 2019-01-29 | 北京工业大学 | It is a kind of for studying the experimental rig of longitudinal elastic wave propagation characteristic in jointed rock mass |
| CN109342564A (en) * | 2018-11-12 | 2019-02-15 | 北京工业大学 | A kind of experimental rig for the propagation characteristic in jointed rock mass of stress wave under researching high-temperature |
| CN109406817A (en) * | 2018-12-06 | 2019-03-01 | 济南大学 | A kind of method and device using rotary motion test shot peening velocity |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105196189A (en) * | 2015-09-21 | 2015-12-30 | 济南大学 | Novel sheet shot blasting clearing clamp used for tests |
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| CN106370383B (en) * | 2016-11-29 | 2018-11-27 | 浙江工业大学 | Multistage accelerates shot-blast unit |
| CN107643419A (en) * | 2017-10-27 | 2018-01-30 | 西安工业大学 | A kind of emission rate of high-speed air shell ball catches instrument and its method |
| CN107643419B (en) * | 2017-10-27 | 2023-10-20 | 西安工业大学 | High-speed air cannon projectile launching speed capturing instrument and method thereof |
| CN109283249A (en) * | 2018-11-12 | 2019-01-29 | 北京工业大学 | It is a kind of for studying the experimental rig of longitudinal elastic wave propagation characteristic in jointed rock mass |
| CN109342564A (en) * | 2018-11-12 | 2019-02-15 | 北京工业大学 | A kind of experimental rig for the propagation characteristic in jointed rock mass of stress wave under researching high-temperature |
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