CN105729293A - Inner surface cleaning and polishing integrated device and method for non-standard hydraulic cylinder barrel - Google Patents
Inner surface cleaning and polishing integrated device and method for non-standard hydraulic cylinder barrel Download PDFInfo
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- CN105729293A CN105729293A CN201610247725.XA CN201610247725A CN105729293A CN 105729293 A CN105729293 A CN 105729293A CN 201610247725 A CN201610247725 A CN 201610247725A CN 105729293 A CN105729293 A CN 105729293A
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- abrasive pastes
- seat
- knife bar
- pedestal
- abrasive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/02—Lapping machines or devices; Accessories designed for working surfaces of revolution
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
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- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention provides an inner surface cleaning and polishing integrated device and method for a non-standard hydraulic cylinder barrel. According to the method, the cylinder barrel can be cleaned and polished by extruding and adsorbing abrasive paste which contains diamond ultrafine abrasive particles, and the particle size of the diamond ultrafine abrasive particles is 0.5 micrometer. The device mainly comprises an air cylinder (1), a T-shaped push bar (4), a raw material basket (5), a feeding pipe (6), a swivel joint (7), a cutter bar (8), a base (10), an abrasive paste seat (13) and a gland (17). By adoption of the device and the method, the inner surface of the cylinder barrel can be cleaned and polished, and the production efficiency of the cleaned and polished cylinder barrel can be improved. The device provided by the invention has the advantages of being simple in structure, convenient to operate, relatively wide in application range, and the like.
Description
Technical field
The present invention relates to a kind of nonstandard type hydraulic cylinder inner surface cleaning and polishing integral method.
Background technology
The normal use of hydraulic cylinder is had material impact by the roughness of hydraulic cylinder tube inner surface and clean-up performance, if the roughness of hydraulic cylinder tube inner surface and clean-up performance are not reaching to requirement, sealing member therein and the damage of cylinder barrel inner surface can be caused, affect the service life of hydraulic cylinder.Therefore, hydraulic cylinder tube inner surface cleaning and polishing to improve hydraulic cylinder reliability have great importance.
The cleaning method of existing cylinder barrel is mainly by two kinds of methods: manual cleaning and the method automatically cleaned.
1. manual cleaning method:
The method of existing cylinder barrel manual cleaning mainly adopts cleaning cloth that inner cavity of cylinder rubs method back and forth that wash.In patent documentation 1 " cleaning brush of a kind of hydraulic jack inner wall of cylinder " (CN201420842123.5 [P] .2015-9-23), its cleaning brush outermost has cleaning cloth, and the hand-held long handle of workman rubs back and forth washes the purpose reaching to clean.Cleaning cloth, to be connected on the extrados of Magnet in the way of hasp, in the process cleaned, due to the adsorption of Magnet, makes cleaning cloth be adsorbed on inner cavity of cylinder, has relatively simple for structure, the feature that manufacturing cost is relatively low, is particularly well-suited to small unit and is suitable for.But, this method cleaning efficiency is not high, and the labor intensity of workman is relatively big, and it would furthermore be possible to have the residual of cleaning cloth silk, cleaning performance is not as.
2. auto-cleaning method:
Automatically the method cleaned mainly adopts the mode high-pressure wash agent of fountain to rinse cylinder barrel.Owing to adopting machine operation, cleaning efficiency is higher than manual cleaning method.
Owing to the structure of cleaning brush is particularly important to the effect of cleaning, therefore a lot of rinsers are all done different improvement in the structure of brush.Patent documentation 2 " a kind of hydraulic cylinder cleaner for inner wall " (CN201320329594.1, [P] .2013-12-18.) in the brush of cylinder barrel rinser of design mainly by a hollow pipe closed, the end of pipe is provided with hole for water spraying, and there is sponge at hole for water spraying rear.High-pressure cleaning liquid sprays from hole for water spraying, continuous jar for irrigating liquid tube inner chamber, and simultaneously inner chamber is scrubbed by sponge, rinses and scrubs and is synchronously performed.There is simple in construction, easy to operate advantage.Once clean, time saving and energy saving.The shower nozzle talked about in patent documentation 3 " shower nozzle of a kind of cylinder barrel cleaning machine " (CN201420032700.4 [P] .2014-9-24.) is mainly made up of valve body and spool, circumferential diverse location at valve body has spray-hole, and abluent is connected water pipe, valve body, spray-hole wash away inner cavity of cylinder.It is mainly characterized by the cleaning positions that shower nozzle is different relative to cylinder barrel, can carry out the jet cleaning of different directions, and cleaning quality is good and efficiency is high.
Although above-mentioned patent documentation 2 and patent documentation 3 have employed different cleaning brushes, but all adopt the mode of fountain to clean.Owing to being the cleaning way of a kind of semi-automation, efficiency is not as high.
" cylinder barrel step brushing cleaning machine " (CN201220045227.4 [P] .2013-1-9) that patent documentation 4 is announced, it is mainly by input equipment, rinser, and air-dry apparatus forms；Cylinder barrel, from the right and left automatic charging, is delivered to middle washing station, is exactly finally air-dry station；Clean the Telescopic rotating motion relying primarily on probe cylinder barrel is washed away；Its main feature is exactly automatic loading/unloading, is easily connected with streamline, and efficiency is high.Patent documentation 5 " cleaner for inner cavity of cylinder " (CN200820161256.0, [P] .2009-8-20.) described in device blown part by brush section, Rinse section and pressure and form, owing to adding rinsing station after scrubbing, improve and ensure that the cleannes that inner cavity of cylinder cleans.At " Full-automatic cylinder barrel cleaning machine " (CN201310004115.3 that patent documentation 6 is announced, [P] .2013-4-3) in, this cleaning machine is provided with feeding area, cleaning area, rinsing district, discharging area, cylinder barrel is transported to corresponding station by input equipment, is sequentially carried out scanning and cleans and interior cleaning, and scanning is cleaned and interior cleaning, clean very thorough, being characterized in can not only cleaning cylinder tube inner chamber, moreover it is possible to cleans the outer surface of cylinder barrel, has the efficiency that comparison is high.
But, the cylinder barrel rinser mentioned in patent documentation 4-6 is a kind of full automatic cleaning way, has reasonable cleaning performance and higher cleaning efficiency, and its main operational principle still adopts the method for traditional fountain.
To sum up, existing cylinder barrel rinser is all adopt cleaning cloth or cleaning machine to clean, and traditional fountain method is higher to the requirement of cleanout fluid.Whole rinser is huger, and owing to adopting cleaning agent to clean, there is the problems such as leakage, contaminated environment.Owing to cleannes are required higher by high-precision cylinder barrel, traditional fountain cleaning method is difficult to meet requirement；And the cylinder barrel and complicated cylinder assembly especially for non-revolved body shape cannot clean.
It addition, to improve the reliability of hydraulic cylinder, in addition it is also necessary to cylinder barrel is polished.Polishing process is a kind of polish, (such as servoBcylinder) in high-precision hydraulic cylinder, cylinder barrel inner surface requirement on machining accuracy is higher, must also increase polishing process and can be only achieved surface finish requirements after Honing process.Therefore, polishing is last procedure in Barrel of Hydraulic Cylinders manufacture processing, and the effect of polishing will directly affect the Performance And Reliability of hydraulic cylinder.At present, there are the several ways such as artificial polishing, gauze impeller burnishing and honing machine polishing.
(1) manually polishing:
Inner wall of cylinder is carried out semimechanized polishing by the hand-held small-sized buffing machine of workman, and work efficiency is relatively low, and labor strength is very big, and the precision controlling for polishing is unstable, and namely the polishing effect of a part is better, a part of poor.
(2) gauze impeller burnishing:
The tailstock of lathe is installed burnishing device, by gauze impeller, inner wall of cylinder is polished, such as " large-scale cylinder polishing unit " (CN200820123347.5, [P] .2009-9-2), this device is mainly used in the polishing of large-scale cylinder barrel, is characterized in: polishing effect is more stable, and equipment uses safety, efficiency comparison is high, simple operation.
(3) honing machine polishing:
Lay cotton yarn tape in the outside of honing head, utilize cotton yarn tape that inner wall of cylinder is polished.Being polished after cylinder barrel honing, honing is all that once clamping completes on honing machine with polishing, has the efficiency that comparison is high, and the precision of honing machine is higher, and the polishing effect of cylinder barrel is relatively good again.
In a word, the conventional machining process of cylinder barrel is all just be carried out after polishing, not only needs transhipment between different operations, and just can complete polishing through twice clamping and to clean.
Summary of the invention
The technical problem to be solved is: for above-mentioned prior art Problems existing, it is provided that the apparatus and method that a kind of cleaning adopting abrasive pastes to realize cylinder barrel and polishing synchronously complete.
This invention address that its technical problem adopts following technical scheme:
Nonstandard type hydraulic cylinder inner surface provided by the invention cleaning and polishing integral method, specifically: realizing the cleaning to cylinder barrel and polishing by the extruding containing diamond extra-fine grinding particulate abrasive cream and adsorption, the particle diameter of described diamond extra-fine grinding cream is 0.5 micron simultaneously.
Nonstandard type hydraulic cylinder inner surface provided by the invention cleaning and polishing integrated device, it is mainly by the cylinder being sequentially connected with, T-shaped push rod, Raw material pail, feed pipe, swivel coupling, knife bar, pedestal, and abrasive pastes seat, gland form.
Described cylinder, its piston rod is connected with the upper end of T-shaped push rod by adpting flange；The lower end of T-shaped push rod enters in Raw material pail inner chamber by Raw material pail upper end cover, cylinder the abrasive pastes in the powered T-shaped push rod extruding raw material bucket provided, and makes abrasive pastes extrude under the effect of the pressure and by be cleaned and polishing hydraulic cylinder tube inner surface.
Described feed pipe, its upper end is connected with the lower end inner hole thread of Raw material pail, and its lower end is connected with the side inner hole thread of swivel coupling.
Described swivel coupling, its rear end is connected with the left end female thread of the oval head of knife bar.
Described knife bar, is made up of the oval head being sequentially connected with from left to right, cone, cylinder, and wherein: the taper seat of cone is connected by Morse's taper with main shaft, described main shaft is milling-boring machine main shaft；Oval head is connected with main shaft groove, for transmitting the moment of torsion of main shaft；The center of knife bar has the axial abrasive pastes passage of knife bar, and this abrasive pastes passage runs through oval head, cone until leading in cylinder, crosses with having 4 uniform knife bars radially abrasive pastes passage on the cylindrical face of cylinder.
Described knife bar and pedestal are connected by keyway and realize circumferentially positioned, pedestal and abrasive pastes seat are connected by keyway and realize circumferentially positioned, specifically: circumferentially positioned by knife bar the first flat key makes knife bar radially abrasive pastes passage communicate with the radially abrasive pastes passage of the pedestal on pedestal, knife bar the first flat key is arranged in knife bar cylindrical keyway, is rotated by knife bar the first flat key band moving base.
Described pedestal, is axially positioned by the shaft shoulder of knife bar cone；Circumference uniform 4 pedestals radially abrasive pastes passage at pedestal, knife bar the second flat key is arranged in pedestal cylindrical keyway, driving abrasive pastes seat to rotate by knife bar the second flat key, the left side of abrasive pastes seat contacts with the step right side of pedestal, thus abrasive pastes seat realizes axially location；Pedestal is provided with base aperture internal keyway so that be arranged on knife bar the first flat key band moving base in knife bar cylindrical keyway and rotate.
Described abrasive pastes seat, it is provided with two seal grooves for installing sealing member, and abrasive pastes seat cannelure, 4 abrasive pastes seat radial passages and 4 uniform pedestal radially abrasive pastes passages communicate, wherein: abrasive pastes seat the first seal channel is used for installing abrasive pastes seat the first sealing member, abrasive pastes seat the second seal channel is used for installing abrasive pastes seat the second sealing member；Abrasive pastes seat cannelure carries, from abrasive pastes seat radially abrasive pastes passage, the abrasive pastes come for holding, and radially abrasive pastes passages are uniform along abrasive pastes seat circumference for 4 abrasive pastes seats, and with 4 uniform pedestal radially abrasive pastes channel connections in pedestal；Left end at abrasive pastes seat has abrasive pastes bore internal keyway so that is arranged on knife bar the second flat key in pedestal cylindrical keyway and drives abrasive pastes seat to rotate；It is connected with abrasive pastes seat exhaust passage, for draining the air in whole abrasive pastes passage before starting working, in order to abrasive pastes are full of abrasive pastes cannelure between abrasive pastes seat and cylinder barrel smoothly in abrasive pastes seat the second seal channel.
Described gland, its left end end face withstands the right side of pedestal, and its step end face withstands the right side of abrasive pastes seat, and locked by stop washer and round nut；Round nut realizes the axial location to pedestal and abrasive pastes seat by the right-hand member screw thread of knife bar.
The present invention compared with prior art, has following main advantage:
The abrasive pastes mentioned in the present invention are that one has viscoelastic semisolid, and mainly by abrasive particle, fatty acid, silicone rubber, gel etc. becomes to be grouped into.Wherein, abrasive particle is mainly harder oxide or carbide fine particle, and when abrasive pastes are by cylinder barrel inner surface, the micro cutting process formed due to the rolling of abrasive particle realizes cylinder barrel is polished；Fatty acid has lubrication, and silicone rubber has elasticity, it is possible to making the viscoelasticity that abrasive pastes maintenance is certain, silicone rubber tool itself has good wearability simultaneously, can extend the service life of abrasive pastes；Gel can make silicone rubber soften, and improves mobility and the viscosity of abrasive pastes.The ratio reasonably controlling silicone rubber and gel ensure that abrasive pastes had both had good elasticity, has again good viscosity.The abrasive pastes with described performance can be customized by the abrasive pastes manufacturing enterprise of existing specialty.
The features such as the present invention adopts the cleaning having the realization of visco-elastic abrasive cream to cylinder barrel inner surface, it is possible to substitutes traditional fountain cleaning way, has cleaning, efficient and pollution-free.
Cylinder barrel rinser in the present invention is improved on the basis of existing milling-boring machine.Owing to existing milling-boring machine can carry out depth drill processing, water under high pressure sprays from the alignment of shafts through metal long cutting tool bar center.Therefore, the present invention carries out Curve guide impeller on the basis of existing milling-boring machine, the knife bar central bore passage extrusion after making abrasive pastes improved by cylinder, is full of the annular space between abrasive pastes seat and cylinder barrel.
The present invention compared with prior art has following main advantage:
1. adopt and there is viscoelastic abrasive pastes semisolid realize cleaning and the polishing of cylinder barrel inner surface, cleaning thoroughly also has polishing function simultaneously, and the cylinder barrel after cleaning polishing is used directly for the assembling of postorder, is greatly improved the production efficiency of cylinder barrel, shorten the manufacturing cycle of product, reduce manufacturing cost.
2. whole apparatus structure is simple, easy to operate, only need to be improved can be achieved with on the basis of existing boring cutter bar, have reasonable using value.
3. scope of application ratio is wide: by using the abrasive pastes seat of different-diameter size instead, it is possible to realize the cylinder barrel of different-diameter is cleaned, and the cylinder barrel inner surface of applicable non-revolved body shape.
Accompanying drawing explanation
Fig. 1 is the structural representation of whole rinser.
Fig. 2 is the structural representation of knife bar.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the structural representation of pedestal.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the structural representation of abrasive pastes seat.
Fig. 7 is the left view of Fig. 6.
Fig. 8 is the structural representation of gland.
Fig. 9 is the left view of Fig. 8.
The structural representation of Figure 10 Raw material pail.
Figure 11 is the partial enlarged drawing of steam vent.
nullIn figure: 1. cylinder，2. the first adpting flange，3. the second adpting flange，4.T shape push rod，5. Raw material pail，501. Raw material pail upper end cover，6. inlet connector，7. swivel coupling，8. knife bar，801. left end female thread，802. oval head，803. taper seat，804. the axial abrasive pastes passage of knife bar，805. knife bar cylindrical keyway，806. knife bar is abrasive pastes passage radially，807. right-hand member screw thread，808. the face of cylinder，809. the shaft shoulder，9. knife bar the first flat key，10. pedestal，1001. pedestal is abrasive pastes passage radially，1002. end face greatly，1003. pedestal cylindrical keyway，1004. base aperture internal keyway，1005. step right side，11. knife bar the second flat key，12. abrasive pastes seat the first sealing member，13. abrasive pastes seat，1301 abrasive pastes seat the first seal channel，1302. abrasive pastes bore internal keyway，1303. abrasive pastes seat cannelure，1304. abrasive pastes seat the second seal channel，1305. abrasive pastes passage，1306. the left side of abrasive pastes seat，1307. abrasive pastes seat exhaust passage，14. abrasive pastes，15. abrasive pastes seat the second sealing member，16. venting plug，17. gland，1701. left end end face，1702. step end face，18. stop washer，19. round nut，20. cylinder barrel，21. workbench，22 milling-boring machines.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the invention will be further described, but does not limit the present invention.
Nonstandard type hydraulic cylinder inner surface provided by the invention cleaning and polishing integrated device, its structure is as shown in Figure 1 to 11, main by the cylinder 1 being sequentially connected with, T-shaped push rod 4, Raw material pail 5, feed pipe 6, swivel coupling 7, knife bar 8, pedestal 10, abrasive pastes seat 13, gland 17 form.
The piston rod of described cylinder 1 is connected with the upper end of T-shaped push rod 4 by first adpting flange the 2, second adpting flange 3.
Described T-shaped push rod 4, its lower end is entered in Raw material pail 5 inner chamber by Raw material pail upper end cover 501.The abrasive pastes in T-shaped push rod 4 extruding raw material bucket 5 are driven by cylinder 1.
Described feed pipe 6, selects high pressure flexible rubber hose.Wherein: the upper end of feed pipe 6 is connected with the lower end inner hole thread of Raw material pail 5, the lower end of feed pipe 6 is connected with the side inner hole thread of swivel coupling 7.
Described swivel coupling 7, selects commercially available single loop high speed swivel coupling (such as H-type rotary joint HD15), is characterized in that smooth running is lasting, and coefficient of friction is little and can adapt to the high speed rotating of main shaft.Wherein: the rear end of swivel coupling 7 is connected with the left end female thread 801 of the oval head 802 of knife bar 8.
Described knife bar 8, from left to right by being made up of oval head 802, cone, cylinder successively, wherein: the taper seat 803 of cone is connected by Morse's taper with main shaft.Oval head 802 is connected with main shaft groove, for transmitting the moment of torsion of main shaft.The center of knife bar 8 has the axial abrasive pastes passage 804 of knife bar, and this abrasive pastes passage runs through oval head 802, cone until leading in cylinder, crosses with having 4 uniform knife bars radially abrasive pastes passage 806 on the cylindrical face of cylinder 808.
Described knife bar 8 and pedestal are connected by keyway and realize circumferentially positioned, pedestal and abrasive pastes seat are connected by keyway and realize circumferentially positioned, specifically: circumferentially positioned by knife bar the first flat key 9 makes knife bar radially abrasive pastes passage 806 communicate with the radially abrasive pastes passage 1001 of the pedestal on pedestal 10, knife bar the first flat key 9 is arranged in knife bar cylindrical keyway 805, is rotated by knife bar the first flat key 9 band moving base 10.
Described pedestal 10, is axially positioned by the shaft shoulder 809 of knife bar cone.Circumference uniform 4 pedestals radially abrasive pastes passage 1001 at pedestal 10, knife bar the second flat key 11 is arranged in pedestal cylindrical keyway 1003, abrasive pastes seat 13 is driven to rotate by knife bar the second flat key 11, the left side 1306 of abrasive pastes seat contacts with the step right side 1005 of pedestal 10, thus abrasive pastes seat 13 is realized axial location.Pedestal 10 is provided with base aperture internal keyway 1004 so that the first flat key 9 band moving base being arranged in knife bar cylindrical keyway 805 rotates.
Described abrasive pastes seat 13, it is provided with two seal grooves for installing sealing member, and 1303,4 abrasive pastes radial passages 1305 of abrasive pastes seat cannelure and 4 uniform pedestal radially abrasive pastes passages 1001 communicate, wherein: abrasive pastes seat the first seal channel 1301 is used for installing abrasive pastes seat the first sealing member 12, abrasive pastes seat the second seal channel 1304 is used for installing abrasive pastes seat the second sealing member 15.Abrasive pastes seat cannelure 1303 carries, from abrasive pastes seat radially abrasive pastes passage 1305, the abrasive pastes 14 come for holding, article 4, radially abrasive pastes passage 1305 is uniform along abrasive pastes seat circumference for abrasive pastes seat, and connects with 4 uniform pedestal radially abrasive pastes passages 1001 in pedestal 10.Left end at abrasive pastes seat 13 has abrasive pastes bore internal keyway 1302 so that the second flat key 11 being arranged in pedestal cylindrical keyway 1003 drives abrasive pastes seat to rotate.It is connected with abrasive pastes seat exhaust passage 1307, for draining the air in whole abrasive pastes passage before starting working, in order to abrasive pastes are full of abrasive pastes cannelure 1303 between abrasive pastes seat and cylinder barrel smoothly in abrasive pastes seat the second seal channel 1304.
Described abrasive pastes 14, are that a kind of one being grouped into by one-tenth such as abrasive particle, fatty acid, silicone rubber, gels has viscoelastic semisolid, it is possible to commercially obtain.
Described gland 17, its left end end face 1701 withstands the right side of pedestal 10, and its step end face 1702 withstands the right side of abrasive pastes seat 13, and locked by stop washer 18 and round nut 19.Round nut 19 realizes the axial location to pedestal 10 and abrasive pastes seat 13 by the right-hand member screw thread 807 of knife bar 8.
The scope of application of this device: through-hole type cylinder barrel, cylinder barrel diameter is 50-300mm, cylinder barrel length less than 1400mm, the especially cylinder barrel of non-revolved body shape.
Said apparatus provided by the invention, its work process is as follows:
As it is shown in figure 1, abrasive pastes seat, sealing member, between inner wall of cylinder three, constitute an airtight annular space.Employing has viscoelastic abrasive pastes as cleansing medium, due to the adsorption of abrasive pastes, thoroughly cleans cylinder barrel in the linear motion of knife bar high speed rotary motion and workbench.Meanwhile, the hard abrasive in abrasive pastes has polishing action, it is possible to making polishing and cleaning be synchronously performed, cylinder barrel after treatment is used directly for follow-up assembling, will substantially reduce the manufacturing cycle of cylinder barrel.
In order to form the abrasive pastes with certain pressure, making abrasive pastes extruding inner wall of cylinder, it is ensured that cleaning performance, sealing member selects the general plug envelope of the tetrafluoro with good wearability and low-friction coefficient.The general plug envelope of tetrafluoro is made up of U-shaped hermetically sealed case and V-type stainless steel spring, there is the features such as reasonable resilience, coefficient of friction be extremely low, wear-resistant, corrosion-resistant, inner wall of cylinder can be compressed, it is easy to cleaning head and gos deep into inner wall of cylinder well, sealing member ensures that abrasive pastes will not operationally be extruded from the gap between sealing member and inner wall of cylinder, furthermore such that can wipe the Rudimental abrasive remained in cleaned inner wall of cylinder off.
Cylinder barrel 20 to be cleaned is positioned on the workbench 21 of milling-boring machine.nullAbrasive pastes are put in Raw material pail 5，The abrasive pastes 14 in T-shaped push rod 4 extruding raw material bucket 5 are driven by cylinder 1，Inject the central bore of knife bar 8 through swivel coupling 7 along abrasive pastes passage，It is then passed through pedestal 10、Abrasive pastes seat 13，Due to abrasive pastes seat first sealing member 12 at two ends on abrasive pastes seat 13、Abrasive pastes seat the second sealing member 15 and cylinder barrel 20 to be cleaned close contact extruding，At abrasive pastes seat 13、Abrasive pastes seat the first sealing member 12、A confined space is constituted between second sealing member 15 and cylinder barrel to be cleaned 20 three，Final abrasive pastes will be filled with whole confined space，Make the constant pressure of cylinder，And the abrasive pastes of certain high pressure can be kept to act on the inner surface of cylinder barrel 20 to be cleaned，Drive knife bar 8 to rotate by main shaft and the workbench of milling-boring machine moves to away from major axes orientation，It is finally completed the cleaning of whole cylinder barrel 20.The cylinder barrel 20 of different-diameter can be realized cleaning by using the abrasive pastes seat 13 of different size diameter instead, it is possible to cleaning the cylinder barrel of 50-300mm different-diameter, the cylinder barrel for non-revolved body shape is also suitable, and the scope of application is wider.
Nonstandard type hydraulic cylinder inner surface provided by the invention cleaning and polishing integral method, adopt abrasive pastes to realize the cleaning to cylinder barrel and polishing by said apparatus, and the method comprises the following steps:
1. prepare abrasive pastes:
Prepare abrasive pastes, open T mouth (air vent), start cylinder 1 and make T-shaped push rod 4 be retracted into extreme position, abrasive pastes 14 are put into from the P mouth (dog-house) of Raw material pail 5, until when filling up abrasive pastes in Raw material pail 5, tightening P mouth and T mouth.
2. adjust lathe (milling-boring machine):
Knife bar is arranged on main shaft, the venting plug 16 on abrasive pastes seat 13 is turned on, cylinder barrel 20 is fixed on milling-boring machine workbench 21.Make workbench 21 to moving near major axes orientation, until cleaning head gos deep into the inside of cylinder barrel 20, it is ensured that abrasive pastes seat the first sealing member 12, abrasive pastes seat the second sealing member 18 and cylinder barrel 20 contact internal walls.Starting cylinder 1 makes T-shaped push rod 4 compress the abrasive pastes in Raw material pail 5, abrasive pastes are along abrasive pastes channel flow, the final airtight annular space being full of between abrasive pastes seat and inner wall of cylinder, when observing that abrasive pastes flow out from venting plug 16, then show that abrasive pastes have been filled with, stop compression abrasive pastes, and tighten venting plug 16.
3. start working:
Start lathe, make cleaning head rotate, start cylinder 1 and make T-shaped push rod 4 compress abrasive pastes, keeping the constant pressure of cylinder 1 so that between abrasive pastes 14 and cylinder barrel 20 inwall, keep suitable extruding force.Workbench 21 moves to away from major axes orientation, until cleaning head arrives the other end of cylinder barrel 20, stops cylinder 1, workbench 21 continues to moving until whole cleaning head leaves cylinder barrel away from major axes orientation, stop lathe, unload cylinder barrel, complete cleaning and the polishing process of a cylinder barrel.Circulate according to this process, repeat step 2 and step 3, it is possible to complete cleaning and the polishing of a collection of cylinder barrel.
4. the replacing of abrasive pastes:
According to service condition, after cleaning some cylinder barrels, in order to ensure the cleaning quality of abrasive pastes 14, it is possible to scraped off the one layer of abrasive pastes of abrasive pastes outermost on abrasive pastes seat by wooden scraper plate, and in addition recycle and reuse.
Claims (10)
1. a nonstandard type hydraulic cylinder inner surface cleaning and polishing integral method, it is characterized in that: realize the cleaning to cylinder barrel and polishing, the particle diameter 0.5 micron of described diamond extra-fine grinding granule by the extruding containing diamond extra-fine grinding particulate abrasive cream and adsorption simultaneously.
2. a nonstandard type hydraulic cylinder inner surface cleaning and polishing integrated device, it is characterised in that: mainly it is made up of the cylinder (1) being sequentially connected with, T-shaped push rod (4), Raw material pail (5), feed pipe (6), swivel coupling (7), knife bar (8), pedestal (10), abrasive pastes seat (13), gland (17).
3. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterised in that the piston rod of described cylinder (1) is connected with the upper end of T-shaped push rod (4) by adpting flange；The lower end of T-shaped push rod (4) enters in Raw material pail (5) inner chamber by Raw material pail upper end cover, the abrasive pastes that powered T-shaped push rod (4) extruding raw material bucket (5) that provided by cylinder (1) is inner, make abrasive pastes extrude under the effect of the pressure and by be cleaned and polishing hydraulic cylinder tube inner surface.
4. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterized in that described feed pipe (6), its upper end is connected with the lower end inner hole thread of Raw material pail (5), and its lower end is connected with the side inner hole thread of swivel coupling (7).
5. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterised in that described swivel coupling (7), its rear end is connected with the left end female thread of the oval head of knife bar (8).
6. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterized in that described knife bar (8), it is made up of the oval head being sequentially connected with from left to right, cone, cylinder, wherein: the taper seat of cone is connected by Morse's taper with main shaft, described main shaft is milling-boring machine main shaft；Oval head is connected with main shaft groove, for transmitting the moment of torsion of main shaft；The center of knife bar (8) has the axial abrasive pastes passage of knife bar, and this abrasive pastes passage runs through oval head, cone until leading in cylinder, crosses with having 4 uniform knife bars radially abrasive pastes passage on the cylindrical face of cylinder.
7. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterized in that described knife bar (8) and pedestal (10) are connected by keyway and realize circumferentially positioned, pedestal and abrasive pastes seat are connected by keyway and realize circumferentially positioned, specifically: circumferentially positioned by knife bar the first flat key makes knife bar radially abrasive pastes passage communicate with the radially abrasive pastes passage of the pedestal on pedestal (10), knife bar the first flat key is arranged in knife bar cylindrical keyway, is rotated by knife bar the first flat key band moving base (10).
8. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterised in that described pedestal (10), is axially positioned by the shaft shoulder of knife bar (8) cone；Circumference uniform 4 pedestals radially abrasive pastes passage at pedestal (10), knife bar the second flat key is arranged in pedestal cylindrical keyway, abrasive pastes seat (13) is driven to rotate by knife bar the second flat key, the left side of abrasive pastes seat contacts with the step right side of pedestal (10), thus abrasive pastes seat (13) realizes axially location；Pedestal (10) is provided with base aperture internal keyway so that be arranged on knife bar the first flat key band moving base in knife bar cylindrical keyway and rotate.
9. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterized in that described abrasive pastes seat (13), it is provided with two seal grooves for installing sealing member, and abrasive pastes seat cannelure, 4 abrasive pastes seat radial passages and 4 uniform pedestal radially abrasive pastes passages communicate, wherein: abrasive pastes seat the first seal channel is used for installing abrasive pastes seat the first sealing member, abrasive pastes seat the second seal channel is used for installing abrasive pastes seat the second sealing member；Abrasive pastes seat cannelure carries, from abrasive pastes seat radially abrasive pastes passage, the abrasive pastes come for holding, article 4, abrasive pastes seat radially abrasive pastes passage is uniform along abrasive pastes seat circumference, and with 4 uniform pedestal radially abrasive pastes channel connections in pedestal (10)；Left end at abrasive pastes seat (13) has abrasive pastes bore internal keyway so that is arranged on knife bar the second flat key in pedestal cylindrical keyway and drives abrasive pastes seat to rotate；It is connected with abrasive pastes seat exhaust passage, for draining the air in whole abrasive pastes passage before starting working, in order to abrasive pastes are full of abrasive pastes cannelure between abrasive pastes seat and cylinder barrel smoothly in abrasive pastes seat the second seal channel.
10. nonstandard type hydraulic cylinder inner surface according to claim 2 cleaning and polishing integrated device, it is characterized in that described gland (17), its left end end face withstands the right side of pedestal (10), its step end face withstands the right side of abrasive pastes seat (13), and locked by stop washer (18) and round nut (19)；Round nut (19) realizes the axial location to pedestal (10) and abrasive pastes seat (13) by the right-hand member screw thread of knife bar (8).
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| CN201610247725.XA CN105729293B (en) | 2016-04-20 | 2016-04-20 | Nonstandard type hydraulic cylinder inner surface cleaning and polishing integrated device and method |
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| CN201610247725.XA CN105729293B (en) | 2016-04-20 | 2016-04-20 | Nonstandard type hydraulic cylinder inner surface cleaning and polishing integrated device and method |
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| CN114083420A (en) * | 2021-11-10 | 2022-02-25 | 中国航发北京航空材料研究院 | Intelligent robot polishing system for complex curved surface transparent part |
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| Publication number | Publication date |
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| CN105729293B (en) | 2018-05-01 |
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