CN106985082B - A kind of micro- texture manufacturing process of inner surface based on jet stream - Google Patents
A kind of micro- texture manufacturing process of inner surface based on jet stream Download PDFInfo
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- CN106985082B CN106985082B CN201710305405.XA CN201710305405A CN106985082B CN 106985082 B CN106985082 B CN 106985082B CN 201710305405 A CN201710305405 A CN 201710305405A CN 106985082 B CN106985082 B CN 106985082B
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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
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
- B24C3/325—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C11/00—Selection of abrasive materials or additives for abrasive blasts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
-
- 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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- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of micro- texture manufacturing process of inner surface based on jet stream, micro- texture for workpieces processing mold cavity surface.This method comprises: S101: workpiece is installed on the table device to working chamber.S102: abrasive grain is adsorbed to the limiting section on processing unit (plant) by starting adsorbent equipment.S103: after telescopic device pushes the processing unit (plant) to be moved to the predeterminated position on workpiece cavity surface, adsorbent equipment is closed.S104: starting fluidic device makes processing unit (plant) along fluid of the fluidic channel output with preset pressure, and the fluid forms diaphragm between abrasive grain and limiting section and rotates abrasive grain, makes the internal chamber wall of the abrasive machining workpiece.S105: closing fluidic device, and the telescopic device drives the processing unit (plant) to rotate predetermined angle.S106: circulation executes step S104 and S105 until work pieces process is completed.It has the characteristics of high in machining efficiency, can to carry out complicated face processing micro- texture.
Description
Technical field
The present invention relates to precision processing technology fields, more particularly, to a kind of micro- texture forming side of the inner surface based on jet stream
Method.
Background technique
Friction phenomenon is generally existing, if can be reduced useless frictional dissipation, can save a large amount of energy.In machinery
In device, there is various forms of frictions, cause many unnecessary energy losses.Useless frictions loss is reduced, is to subtract
Little waste and one of the effective means for improving mechanical system operational efficiency.The micro- texture in suitable surface is processed in particular surface,
The secondary frictional behaviour of friction can be improved, reduce useless frictions loss.
The processing of the micro- texture in surface mainly using etching, honing, laser processing, press quarter, micro-electrochemical machining, vibratory impulse,
The methods of LIGA.And micro- texture is processed in the inner surface of part, as in the mutually matched hole wall surface of part or cavity
Inner surface processes micro- texture, and processing unit (plant) need to be deep into the inner cavity of part.The above method due to process principle, technique,
The limitation of control, efficiency etc. cannot achieve effective processing for micro- texture that some textured finish or position have higher requirements.
Therefore, it is necessary to improve.
Summary of the invention
In view of the deficiency of the prior art, it knits the object of the present invention is to provide a kind of inner surface based on jet stream is micro-
Structure manufacturing process.It has the characteristics of high in machining efficiency, can to carry out complicated face processing micro- texture.
To achieve the goals above, the technical scheme adopted by the invention is that: a kind of micro- texture of inner surface based on jet stream
Manufacturing process, for micro- texture of workpieces processing mold cavity surface, this method comprises:
S101: workpiece is installed on the table device to working chamber；
S102: abrasive grain is adsorbed to the limiting section on processing unit (plant) by starting adsorbent equipment；
S103: after telescopic device pushes the processing unit (plant) to be moved to the predeterminated position on workpiece cavity surface, absorption is closed
Device；
S104: starting fluidic device makes processing unit (plant) along fluid of the fluidic channel output with preset pressure, the fluid
Diaphragm is formed between abrasive grain and limiting section and rotates abrasive grain, makes the internal chamber wall of the abrasive machining workpiece；
S105: closing fluidic device, and the telescopic device drives the processing unit (plant) to rotate predetermined angle；
S106: circulation executes step S104 and S105 until work pieces process is completed.
Further, the preset pressure of the fluid is 10-30MPa, and the flow of each jet hole is 0.5-1.5L/min.
Further, the telescopic device pushes the processing unit (plant) to be moved to the predeterminated position on workpiece cavity surface, wherein
The telescopic device includes longitudinal extension mechanism and the transversal stretching mechanism that is mounted in longitudinal extension mechanism, the longitudinal extension
Mechanism drives transversal stretching mechanism mobile and/or rotation, and the transversal stretching mechanism drives the processing unit (plant) mobile.
Further, the processing unit (plant) includes the processing disk of deflector and installation to the deflector, on the deflector
Equipped with several deflector holes connecting with the fluidic device, offer several jet holes on the processing disk, the deflector hole with
The jet hole is connected to form fluidic channel, and the limiting section is set to the output end of the jet hole.
Further, the deflector is equipped with the blending space for converging several deflector holes, and the processing disk is enclosed in institute
The jet hole is connected with the blending space in the opening for stating blending space.
Further, pressing plate is installed on the processing disk, the pressing plate is protruding with guide portion, and the guide portion is inserted in
In the jet hole and the limiting section is extended to, the center line of the jet hole is made to deviate the center of the limiting section.
Further, the pressing plate includes body part and at least two foot sections along body part radially protruding, the guide portion
Along the axially projecting of the body part.
Further, the pressing plate be equipped with elastic device, the elastic device include be connected in it is described processing disk guide post and
The elastic element being mounted on guide post, the elastic element elasticity pushing and pressing are between the pressing plate and the processing disk.
Further, the abrasive grain has one of the particle of irregular protrusion using particulate knife, circular granular or surface.
Further, the adsorbent equipment includes vacuum pump and the adsorption tube for connecting vacuum pump and processing unit (plant), the absorption
Pipe is connected with the fluidic channel.
After adopting the above structure, the invention has the advantages that compared with the prior art:
Limiting section is set in fluidic channel on processing unit (plant), the position of abrasive grain is limited by limiting section, makes abrasive grain
It can be evenly distributed on processing unit (plant) to be processed on the inner surface of workpiece and form micro- texture, it is high in machining efficiency.Jet action exists
On abrasive grain, enable and form diaphragm between abrasive grain and limiting section, improves the service life of processing unit (plant).Jet stream can drive abrasive grain to exist
It is rotated in limiting section, keeps the abrasion of abrasive grain more uniform, improve the service life and ground effect of abrasive grain.Processing unit (plant) connection is inhaled
Adsorption device is convenient for the handling of abrasive grain, and processing unit (plant) is enable to process micro- texture in the inner surface of complex-shaped surface mould.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples:
Fig. 1 is schematic view of the front view of the invention.
Fig. 2 is the structural schematic diagram of processing unit (plant) and fluidic device and adsorbent equipment in the present invention.
Fig. 3 is the partial enlargement structural representation of particle workpieces processing in the present invention.
Fig. 4 is the enlarged structure schematic diagram of pressing plate in the present invention.
Fig. 5 is the structural schematic diagram of water circulation system in the present invention.
In figure: telescopic device 10；Longitudinal extension mechanism 11；Transversal stretching mechanism 12；Guide post 121；Telescopic component 122；
Nut assembly 123；Processing unit (plant) 20；Deflector 21；Deflector hole 211；Process disk 22；Limiting section 221；Jet hole 222；Mixing is empty
Between 223；Pressing plate 23；Guide portion 231；Foot section 232；Pilot hole 233；Body part 234；Elastic device 24；Guide post 241；Elasticity
Element 242；Fluidic device 30；Water tank 31；Water inlet pipe 32；Booster pump 33；Adsorbent equipment 40；Vacuum pump 41；Adsorption tube 42；Locking
Switch 43；Workpiece 50；Abrasive grain 60；Rack 70；Fixed plate 71；Working chamber 72；Table device 73；Water circulation system 80；Filtering
Plate 81；Return pipe 82.
Specific embodiment
As described below is only presently preferred embodiments of the present invention, is not intended to limit the scope of the present invention.
Embodiment, as shown in Fig. 1 to Fig. 5: a kind of micro- texture manufacturing process of inner surface based on jet stream is used for workpieces processing
Micro- texture of 50 mold cavity surfaces, this method comprises:
Step S101: will be in the installation to the table device 73 in working chamber 72 of workpiece 50.
Step S102: abrasive grain 60 is adsorbed to the limiting section 221 on processing unit (plant) 20 by starting adsorbent equipment 40.
Step S103: telescopic device 10 pushes the processing unit (plant) 20 to be moved to the predeterminated position of 50 mold cavity surface of workpiece
Afterwards, adsorbent equipment 40 is closed.Abrasive grain 60 can carry out the diameter and type of selection abrasive grain 60 by workpiece to be processed 50.Abrasive grain 60
There is one of irregular raised particle using particulate knife, circular granular or surface.Wherein, particulate knife include knife ontology and
Cutter head, the segment design are set to its evagination on the outer surface of the knife ontology at a spur shape, the cutter head
Geometric dimension is 10nm~1mm, is additionally provided with the clump weight that the cutter head can be made to deflect downward always in the knife ontology.
Telescopic device 10 in rack 70 drives processing unit (plant) 20 to be moved to preset Working position, processing unit (plant) along type chamber
20 in the moving process include moving and/or radial direction moves along the axial direction of type chamber.Processing unit (plant) 20 and 50 type of workpiece
Gap is formed between the work surface of chamber, which is the average value of the two.Optionally, processing unit (plant) 20 and face to be processed
Spacing is less than or equal to the half of 60 diameter of abrasive grain.When executing step S101, table device 73 drives workpiece 50 to exist
The direction X-Y of horizontal plane is mobile, is overlapped the type chamber center for adjusting workpiece 50 with the center of telescopic device 10, processing unit (plant) 20 can
It is moved to preset Working position.
Step S104: starting fluidic device 30 makes processing unit (plant) 20 export the fluid with preset pressure along fluidic channel,
The fluid forms diaphragm between abrasive grain 60 and limiting section 221 and rotates abrasive grain 60, makes 60 workpieces processing 50 of abrasive grain
Internal chamber wall.Wherein, the preset pressure of fluid is 10-30MPa, for example, the pressure of fluid is 10,15,20,25 or 30MPa.Often
The flow of a jet hole 222 is 0.5-1.5L/min.
Step S105: closing fluidic device 30, and the telescopic device 10 drives the processing unit (plant) 20 to rotate predetermined angle.
When type chamber only need to process micro- texture in current Working position, then telescopic device 10 drives processing unit (plant) 20 mobile and remote release chamber.
When type chamber needs to rotate another cavity surface of predetermined angle post-processing, such as 30 degree of rotation.After turning to next Working position, circulation is held
Row step S104 and S105 is until workpiece 50 completes the process.
Jet action makes abrasive grain 60 have kinetic energy and energy on abrasive grain 60.Abrasive grain 60 is rotatable and is ground workpiece 50.
Wherein, the momentum calculation formula of abrasive grain 60 are as follows:
The energy balane formula of abrasive grain 60 are as follows:
Wherein, m is 60 mass of abrasive grain；V is 60 movement velocity of abrasive grain；σ is stress tensor；ρ is density；
∏ijFor viscous force；WijFor kernel function；E(xi) it is 60 internal energy unit of abrasive grain；HiFor heat flow modulus.
The micro- texture manufacturing process of inner surface realizes that equipment includes rack 70, in machine by the micro- texture former of inner surface
Fixed plate 71 is installed on frame 70, telescopic device 10 is installed in fixed plate 71.Processing unit (plant) is installed on telescopic device 10
20 and it is connected to the fluidic device 30 and adsorbent equipment 40 of processing unit (plant) 20.Rack 70 is equipped with the work for placing workpiece 50
Make platform device 73, table device 73, processing unit (plant) 20 are respectively positioned in the working chamber 72 in rack 70, and fluid and abrasive material are in work
Make circulation in chamber 72.Preferably, processing unit (plant) 20 is equipped with two or more and is evenly arranged on telescopic device 10.
Processing unit (plant) 20 is equipped with the fluidic channel of output fluid, and the output end of fluidic channel is equipped with to limit abrasive grain 60
Limiting section 221, adsorbent equipment 40 be used for by abrasive grain 60 absorption is assembled to the limiting section 221.Telescopic device 10 pushes processing
Device 20 is moved to predeterminated position, i.e. processing unit (plant) 20 is moved to the face to be processed of workpiece 50 and has gap between the two, together
When, it closes adsorbent equipment 40 and starts fluidic device 30, the output of fluidic device 30 has the fluid of preset pressure, and fluid is in abrasive grain
Diaphragm is formed between 60 and limiting section 221 and rotates abrasive grain 60, makes abrasive grain 60 rotation and grinding work under fluid driving
The internal chamber wall of part 50.Preferably, the inner cavity of workpiece to be processed 50 is distributed along longitudinal direction, after processing unit (plant) 20 first moves longitudinally
It laterally moves to default Working position and processes internal chamber wall.
Adsorbent equipment 40 includes vacuum pump 41 and the adsorption tube 42 for connecting vacuum pump 41 and processing unit (plant) 20, adsorption tube 42
It is connected with fluidic channel.Starting vacuum pump 41, abrasive grain 60 is adsorbed on processing unit (plant) 20 by adsorbent equipment 40 from upper cutter device,
It is adsorbed on abrasive grain 60 on limiting section 221.The drive processing unit (plant) 20 of telescopic device 10 is moved to the work surface of workpiece 50,
In, it is formed with gap between processing unit (plant) 20 and workpiece to be processed 50, the width in the gap is less than the original outer diameter of abrasive grain 60.?
It is equipped with lock-up cock 43 between adsorption tube 42 and processing unit (plant) 20, after processing unit (plant) 20 is moved to predeterminated position, closes vacuum pump
41 are closed with control lock-up cock 43, and abrasive grain 60 is in free state.Start fluidic device 30, fluidic device 30 passes through water inlet pipe
Fluid is inputted in 32 fluidic channel on processing unit (plant) 20.Processing unit (plant) 20 connects the dress that adsorbent equipment 40 is convenient for abrasive grain 60
It unloads, processing unit (plant) 20 is made to be capable of processing complex-shaped surface mould.
Jet action forms diaphragm between abrasive grain 60 and the inner wall of limiting section 221, in processing unit (plant) 20 on abrasive grain 60
When mobile driving abrasive grain 60 polishing grinding 50 surface of workpiece, abrasive grain 60 will not be acted directly on limiting section 221, can extend and add
Tooling sets 20 service life.Jet action makes abrasive grain 60 have the active force to horizontal direction on abrasive grain 60, and abrasive grain 60 exists
The predeterminated position of workpiece 50 is limited under the action of processing unit (plant) 20, while abrasive grain 60 carries out rotating operation on 50 surface of workpiece
Process micro- texture.It is rotated by jetting flow abrasive grain 60, so that abrasive grain 60 is during being ground workpiece 50, abrasive grain 60 itself
Loss uniformly, extends the grinding service life of abrasive grain 60.Meanwhile jet stream can rinse the abrasive dust on 50 surface of workpiece and the mill of loss in time
Grain 60, the abrasive dust for avoiding 50 surface of workpiece that from may being subject to or the injury that abrasive grain 60 is lost.
By jet action in the abrasive grain 60 being defined at limiting section 221, abrasive grain 60 is evenly distributed, so that processing unit (plant) 20
Energy Even Grinding workpiece 50, ground effect is stablized, high in machining efficiency.
In workpieces processing 50, limiting section 221 be arranged in on the processing unit (plant) 20 of 50 face of workpiece, as when the workpiece 50
When finished surface is placed along the vertical direction, active force of the limiting section 221 by horizontal direction enables processing unit (plant) 20 uniformly to add
The surface of work workpiece 50.After 60 workpieces processing 50 of abrasive grain and loss, the diameter of abrasive material, which is less than, is presently in limiting section 221 and work
Behind gap between part 50, abrasive grain 60 can be detached from from limiting section 221 under fluid matasomatism, can be continued after the abrasive grain 60 more renewed
It is ground workpiece 50, and is circuited sequentially, until 50 completion of processing of workpiece.
As shown in Fig. 2 and Fig. 3: in one embodiment, processing unit (plant) 20 includes deflector 21 and installs to deflector 21
Processing disk 22.Deflector 21 is equipped with several deflector holes 211 connecting with fluidic device 30, offers on processing disk 22 several
Jet hole 222, deflector hole 211 and the conducting of jet hole 222 form fluidic channel, and limiting section 221 is set to the output of jet hole 222
End.Further, deflector 21 is equipped with the blending space 223 for converging several deflector holes 211, and processing disk 22 is enclosed in blending space
Jet hole 222 and blending space 223 is connected in 223 opening.Adsorption tube 42 is also connected with the blending space 223, and passes through
The blending space 223 generates adsorption capacity to jet hole 222, is attracted to abrasive grain 60 on limiting section 221.Disk is processed by setting
22 surface is matched with the face to be processed of workpiece 50, and processing unit (plant) 20 can be made to process micro- texture in complex surface.
Blending space 223 is recessed downwards to be formed from the side space of deflector 21, and processing disk 22 blocks blending space 223
Opening, the fluid for inputting fluidic device 30 is filled in after blending space 223 uniformly to be exported along jet hole 222.Preferably,
Deflector hole 211 is evenly distributed on deflector 21, so that the fluid that fluidic device 30 is input to blending space 223 is uniform, then
So that the Fluid pressure exported from jet hole 222 is uniform.
It can be convenient the connection of processing unit (plant) 20 Yu fluidic device 30, the quantity of jet hole 222 by the way that deflector 21 is arranged
More than the quantity of deflector hole 211, deflector 21 can further adjust the pressure and the uniformity that jet hole 222 exports fluid, improve
Jet stream effect.Processing disk 22 is prone to wear, and can be fixed on deflector 21 by way of being fastenedly connected, can upon wear in time
Replacement reduces the cost of method, improves machining accuracy.
The surface of limiting section 221 from processing disk 22 is recessed along jet hole 222 to be formed, the diameter of limiting section 221 from and jet stream
The intersection in hole 222 is gradually increased to the surface direction of processing disk 22, wherein limiting section 221 is recessed in cone-shaped or arc surfaced.
Abrasive grain 60 is limited in limiting section 221, and jet action is flowed out on abrasive grain 60 and along the surface of limiting section 221.
As shown in figure 3 and figure 4: pressing plate 23 being installed on processing disk 22, pressing plate 23 is protruding with guide portion 231, guidance
Portion 231 is inserted in jet hole 222 and extends to limiting section 221, deviates the center line of jet hole 222 in limiting section 221
The heart.Pressing plate 23 is mounted in blending space 223, and face jet hole 222.Pressing plate 23 is including body part 234 and along body part 234
At least two foot sections 232, the guide portion 231 of radially protruding are axially projecting along body part 234.Optionally, pressing plate 23 is rounded
Structure, foot section 232 set there are three and are evenly distributed on body part 234, and setting foot section 232 can reduce 23 convection current of pressing plate
The influence of body.Fluid can pass through the interval between space and pressing plate 23 between foot section 232 and body part 234 and processing disk 22
Space enters in jet hole 222.Since abrasive grain 60 is in eccentric state in limiting section 221, and what 60 top of abrasive grain was subject to penetrates
It flows impact force and is greater than lower part, so that the inner surface of 60 rotating machined workpiece 50 of abrasive grain.Optionally, the center of jet hole 222 is located at
The top at the center of limiting section 221.
It is equipped with elastic device 24 in pressing plate 23, elastic device 24 pushes against on processing disk 22 to elasticity, so that pressing plate 23
Along 222 direction elastic telescopic of jet hole.Specifically, elastic device 24 includes being connected in the guide post 241 of processing disk 22 and being mounted on
Elastic element 242 on guide post 241,242 elasticity pushing and pressing of elastic element are between pressing plate 23 and processing disk 22, elastic element 242
It may include pressure spring etc..Guide post 241 is fixed on processing disk 22, pilot hole 233 is offered in foot section 232, guide post 241 plugs
In pilot hole 233.Pressing plate 23 is accurately mounted on processing disk 22, and the flexible of elastic device 24 can be by blending space 223
Fluid pressure adjust, fluid is stable, facilitate adjust abrasive material rotation angle.
As shown in Figure 1: telescopic device 10 includes longitudinal extension mechanism 11 and the transverse direction being mounted in longitudinal extension mechanism 11
Telescoping mechanism 12, longitudinal extension mechanism 11 drive transversal stretching mechanism 12 mobile and/or rotation, and transversal stretching mechanism 12, which drives, to be added
It is mobile that tooling sets 20.Longitudinal extension mechanism 11 is mounted in 70 fixed plate 71 of rack, such as uses cylinder or hydraulic cylinder, can be driven
Both transversal stretching mechanism 12 moves longitudinally, or transversal stretching mechanism 12 can be driven to rotate using motor etc., or using
In conjunction with enabling transversal stretching mechanism 12 to vertically move and rotate.
Transversal stretching mechanism 12 includes guide post 121 and the telescopic component 122 being mounted in guide post 121, processing unit (plant)
20 are mounted on the output end of telescopic component 122.Transversal stretching mechanism 12 drives processing unit (plant) 20 mobile, is fitted in processing disk 22
On the face to be processed of workpiece 50.Cylinder, hydraulic cylinder or link mechanism can be used in transversal stretching mechanism 12.
When transversal stretching mechanism 12 is driven using link mechanism, guide post 121 uses lead screw, and telescopic component 122 is by extremely
Few two groups of connecting rods in " X " shape are connected in sequence.Processing unit (plant) 20 is mounted on one end of telescopic component 122, in telescopic component
Nut assembly 123 is installed on the connecting rod of 122 other end and is connected to guide post 121, wherein two nut assemblies 123 are anti-
Screw thread.When guide post 121 rotates, two nut assemblies 123 collapse or are unfolded along guide post 121, drive processing unit (plant) 20 to work
The face to be processed of part 50 is drawn close or separate, and telescopic extensions are big, realizes the cavity inner wall processing of big workpiece 50.
Table device 73 includes the transverse moving mechanism moved in the horizontal direction and the longitudinal shifting moved in the horizontal direction
Motivation structure, transverse moving mechanism are mutually perpendicular to longitudinal moving mechanism, and transverse moving mechanism and longitudinal moving mechanism are to fixation
Workpiece 50 simultaneously drives workpiece 50 to move in the horizontal direction.Cooperate the linear motion along the vertical direction of processing unit (plant) 20, it is transport more
The cooperation in dynamic direction, can form micro- texture in the predeterminated position of workpiece 50, high in machining efficiency.Wherein, processing unit (plant) 20, workbench
Device 73 and workpiece 50 are in a working chamber 72.
As shown in Figure 5: fluidic device 30 includes water tank 31, the water inlet pipe 32 for being connected to water tank 31 and is located on water inlet pipe 32
Booster pump 33, water inlet pipe 32 is connected to processing unit (plant) 20.This method further includes water circulation system 80, and water circulation system 80 includes
The filter plate 81 that is mounted in rack 70 and the return pipe 82 for being connected to water tank 31, filter plate 81 are located at the another of return pipe 82
End.60 workpieces processing of abrasive grain, 50 surface is driven by fluidic device 30, fluid is recycled by water circulation system 80, is recycled
It utilizes, economizes on resources, reduce cost.Output pressure of the booster pump 33 to regulation and control fluid, it is easy to adjust.
The micro- texture manufacturing process of inner surface based on jet stream further includes that 60 circulatory system of abrasive grain and water-abrasive grain 60 separate
Device, grinding chip removing device.Water can be recycled after being filtered for multiple times, and abrasive grain 60 is after sub-sieve, the mill of same mesh number
Grain 60 is can continue to after collecting using greatling save resource, reduce waste.
It is noted that being moved back and forth along longitudinal direction in 20 process of processing unit (plant) by longitudinal extension mechanism 11
Drive transversal stretching mechanism 12 and processing unit (plant) 20 mobile, the micro- texture processing of longitudinal strip to realize internal chamber wall.Or it is axial
Rotation drives transversal stretching mechanism 12 and processing unit (plant) 20 to rotate, the micro- texture processing of the circumferential strip to realize internal chamber wall.And or
Longitudinal extension mechanism 11 is moved back and forth and is rotated along longitudinal direction, drives transversal stretching mechanism 12 and processing unit (plant) 20 mobile, to realize
The micro- texture processing of the curve of internal chamber wall, it is easy to process.
The device of jet stream is widely used at present, and other structures and principle are same as the prior art, and which is not described herein again.
Claims (9)
1. the micro- texture manufacturing process of a kind of inner surface based on jet stream, for micro- texture of workpieces processing mold cavity surface, feature
It is, this method comprises:
S101: workpiece is installed on the table device to working chamber；
S102: abrasive grain is adsorbed to the limiting section on processing unit (plant) by starting adsorbent equipment, the processing unit (plant) include deflector and
It installs to the processing disk of the deflector, the deflector is equipped with several deflector holes connecting with fluidic device, the processing
Several jet holes are offered on disk, the deflector hole is connected to form fluidic channel with the jet hole, and the limiting section is set to institute
State the output end of jet hole；
S103: after telescopic device pushes the processing unit (plant) to be moved to the predeterminated position on workpiece cavity surface, adsorbent equipment is closed；
S104: starting fluidic device makes processing unit (plant) along fluid of the fluidic channel output with preset pressure, and the fluid is being ground
Diaphragm is formed between grain and limiting section and rotates abrasive grain, makes the internal chamber wall of the abrasive machining workpiece；
S105: closing fluidic device, and the telescopic device drives the processing unit (plant) to rotate predetermined angle；
S106: circulation executes step S104 and S105 until work pieces process is completed.
2. each being penetrated the method according to claim 1, wherein the preset pressure of the fluid is 10-30MPa
The flow of discharge orifice is 0.5-1.5L/min.
3. the method according to claim 1, wherein the telescopic device pushes the processing unit (plant) to be moved to work
The predeterminated position of part mold cavity surface, wherein the telescopic device includes longitudinal extension mechanism and is mounted in longitudinal extension mechanism
Transversal stretching mechanism, the longitudinal extension mechanism drives transversal stretching mechanism mobile and/or rotation, the transversal stretching mechanism
Drive the processing unit (plant) mobile.
4. the method according to claim 1, wherein the deflector, which is equipped with, converges the mixed of several deflector holes
Space is closed, the processing disk is enclosed in the opening of the blending space, the jet hole is connected with the blending space.
5. the pressing plate is convex the method according to claim 1, wherein being equipped with pressing plate on the processing disk
There is guide portion out, the guide portion is inserted in the jet hole and extends to the limiting section, makes the center of the jet hole
Line deviates the center of the limiting section.
6. according to the method described in claim 5, it is characterized in that, the pressing plate includes body part and along body part radially protruding
At least two foot sections, the guide portion is axially projecting along the body part.
7. according to the method described in claim 5, it is characterized in that, the pressing plate is equipped with elastic device, the elastic device packet
The elastic element for being connected in the guide post of the processing disk and being mounted on guide post is included, the elastic element elasticity pushing and pressing are described
Between pressing plate and the processing disk.
8. the method according to claim 1, wherein the abrasive grain is using particulate knife, circular granular or surface tool
There is one of irregular raised particle.
9. the method according to claim 1, wherein the adsorbent equipment includes vacuum pump and connection vacuum pump
With the adsorption tube of processing unit (plant), the adsorption tube is connected with the fluidic channel.
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| CN111922914A (en) * | 2020-08-24 | 2020-11-13 | 广州九岳天装饰工程有限公司 | Water tank for numerical control water cutting machine tool |
| CN117359507B (en) * | 2023-12-08 | 2024-03-15 | 成都裕鸢航空智能制造股份有限公司 | Sand blasting device for inner wall of slender rod piece |
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| CN104308745A (en) * | 2014-09-02 | 2015-01-28 | 黄文侃 | Jet flow grinding technology for processing metal vehicle wheel hub surface |
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| CN106480304A (en) * | 2017-01-03 | 2017-03-08 | 中国矿业大学 | A kind of micro- stress peening method of micro- texture surface selective laser |
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| CN103418848B (en) * | 2013-07-31 | 2015-07-15 | 宁波工程学院 | Cutting technology with micromachining achieved with particulate knife |
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| CN101244544A (en) * | 2008-03-26 | 2008-08-20 | 上海大学 | Burr removal method and apparatus for oil ejector body pressure regulating cavity |
| CN103418847A (en) * | 2013-07-31 | 2013-12-04 | 宁波工程学院 | Cutting device |
| CN103659614A (en) * | 2013-12-19 | 2014-03-26 | 北京理工大学 | Composite particle-based jet polishing method |
| CN104308745A (en) * | 2014-09-02 | 2015-01-28 | 黄文侃 | Jet flow grinding technology for processing metal vehicle wheel hub surface |
| CN205852548U (en) * | 2016-04-13 | 2017-01-04 | 窦川忠 | A kind of abrasive blasting device |
| CN106480304A (en) * | 2017-01-03 | 2017-03-08 | 中国矿业大学 | A kind of micro- stress peening method of micro- texture surface selective laser |
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