CN106181252A - The processing technique of hydraulic safety coupling coupling sleeve - Google Patents
The processing technique of hydraulic safety coupling coupling sleeve Download PDFInfo
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- CN106181252A CN106181252A CN201610645349.XA CN201610645349A CN106181252A CN 106181252 A CN106181252 A CN 106181252A CN 201610645349 A CN201610645349 A CN 201610645349A CN 106181252 A CN106181252 A CN 106181252A
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- 230000008878 coupling Effects 0.000 title claims abstract description 107
- 238000010168 coupling process Methods 0.000 title claims abstract description 107
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 107
- 238000000034 method Methods 0.000 title claims abstract description 69
- 238000012545 processing Methods 0.000 title claims abstract description 44
- 239000011148 porous material Substances 0.000 claims abstract description 90
- 238000003466 welding Methods 0.000 claims abstract description 71
- 239000000446 fuel Substances 0.000 claims abstract description 24
- 238000010008 shearing Methods 0.000 claims description 36
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000011218 segmentation Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 30
- 238000007789 sealing Methods 0.000 description 13
- 241000283216 Phocidae Species 0.000 description 12
- 238000013461 design Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
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- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
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- 238000004088 simulation Methods 0.000 description 2
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- 238000007689 inspection Methods 0.000 description 1
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- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- 229950000845 politef Drugs 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses the processing technique of a kind of hydraulic safety coupling coupling sleeve, belong to shaft coupling processing technique field；This shaft coupling coupling sleeve processing technique comprises the steps: that A, separately machined inner sleeve and overcoat, the medial surface of inner sleeve and the lateral surface of overcoat all reserve allowance, and oil pocket correspondence position on the coat processes a pore extended radially through；B, inner sleeve is assemblied in overcoat, welds from both ends to inner sleeve and overcoat the most again, make inner sleeve and overcoat be assembled into the overall structure with oil pocket；C, pore is blocked；D, on the coat processing shear pore and fuel feed hole;E, the inner sleeve and overcoat that are welded into entirety are carried out the polish of medial surface and lateral surface, to remove the deformation quantity of welding process, it is ensured that medial surface and the concentricity of lateral surface；The processing technique of the present invention realizes the assembling of inner sleeve and overcoat by welding, and simple in construction, processing fast, are conducive to the realization of high accuracy coupling sleeve, and have, by the shaft coupling under this technique, the advantage that structural reliability is high.
Description
Technical field
The present invention relates to the processing technique of a kind of shaft coupling, the processing work of a kind of hydraulic safety coupling coupling sleeve
Skill, belongs to shaft coupling processing technique field.
Background technology
Along with the development of technology, increasingly focus on the application of novel coupler, and to safety, ruggedness and reliability
Have higher requirement.Hydraulic safety coupling, as novel shaft coupling, has compact conformation, lightweight, rotary inertia
Advantage that is little and that be easily assembled to, also can be applied in combination with other transmission original papers, such as drum-shaped tooth type shaft coupling, universal-joint-pin type universal
Shaft coupling, flexible coupling, gear and the connection etc. of axle, all can realize connection, fixing, transmission torque and Overload Protection
Effect.Therefore, hydraulic safety coupling has great practical value and realistic meaning in equipment driven system.
Hydraulic safety coupling is made up of the part such as the coupling sleeve of middle oil pocket, shearing pipe, shearing ring by one.Work
Principle is that after coupling sleeve injects hydraulic oil, the overcoat of coupling sleeve expands outwardly, and frictionally locks with wheel hub (user facility),
Inner sleeve then inward compression is coaxially held tightly, thus can transmit the torque being directly proportional to hydraulic pressure.When transmission torque exceedes predetermined
During torque, then coupling sleeve produces slip relatively on axle, and the shearing ring that shearing pipe is fixed on axle is cut off, and oil pressure will be released moment
Loosening relaxation, the lubricating oil between being stored concurrently in groove and sealing can quickly be diffused between axle and coupling sleeve, just as sliding axle
Hold and equally work.By the shearing pipe more renewed, refill hydraulic oil, can resume work rapidly, remain in operation.Ensure
Power-equipment and the safety of user facility operating.
The coupling sleeve of hydraulic safety coupling is to be made up of inner sleeve and overcoat, at intermediate formation oil pocket, as shown in Figure 1.By
Needing to bear high pressure in oil pocket, therefore the processing that seals of oil pocket is the key that hydraulic safety coupling produces.Conventional employing is close
Encapsulate and fit over inner sleeve and outer inner room formation oil pocket, but its seal structure complex, in operating, reliability is relatively low, uses and seals assembling
Reason also resides in the inner sleeve of coupling sleeve and overcoat wall is relatively thin, it is impossible to overcome the deformation that welding process is caused.
Summary of the invention
The goal of the invention of the present invention is: for the problem of above-mentioned existence, it is provided that a kind of welding carries out hydraulic safe shaft coupling
The processing technique of device coupling sleeve, to reduce coupling sleeve inner sleeve and the difficulty of processing of overcoat composition oil pocket, and ensures the quality of welding,
Meet the demand of high pressure operating mode.
The technical solution used in the present invention is as follows:
The processing technique of a kind of hydraulic safety coupling coupling sleeve, this shaft coupling coupling sleeve includes inner sleeve and overcoat, described inner sleeve
And overcoat be assembled into entirety and between formed oil pocket, put outward and be provided with the shearing pore and fuel feed hole being connected with oil pocket,
The processing technique of this shaft coupling coupling sleeve comprises the steps:
A, separately machined inner sleeve and overcoat, and after making inner sleeve and overcoat assembling between can form oil pocket, the medial surface of inner sleeve and outer
The lateral surface of set all reserves allowance, and oil pocket correspondence position on the coat processes a pore extended radially through；
B, inner sleeve is assemblied in overcoat, welds from both ends to inner sleeve and overcoat the most again, make inner sleeve and overcoat be assembled into tool
There is the overall structure of oil pocket；
C, pore is blocked；
D, on the coat processing shear pore and fuel feed hole;
E, the inner sleeve and overcoat that are welded into entirety are carried out the polish of medial surface and lateral surface, to remove the deformation of welding process
Amount, it is ensured that medial surface and the concentricity of lateral surface.
Further, in step B, offer groove in the welding position of inner sleeve and overcoat, before welding, carry out spot welding location.
Further, described inner sleeve and overcoat are 25CrMo material, and welding process is as follows: be preheated to by weld seam before Han Jie
250-300 DEG C, backing welding at ground floor weld seam upper and lower two, then carry out all positon built-up welding, weld rear butt welded seam and be heated to
350-400 DEG C carries out dehydrogenation, last lonneal stress relieving.
Further, described pore is processed into the structure with segmentation, is respectively first paragraph and second segment along depth direction,
Wherein the diameter of second segment is less than the diameter of first paragraph, and first paragraph is provided with female thread.
Further, described step C process is as follows: place steel ball in pore, and the diameter of steel ball is more than second segment diameter
And less than first paragraph diameter, use stud to hold out against steel ball so that pore to be blocked, and again weld from the outer end of pore
Closure.
Further, described shearing pore is positioned at the radial direction of overcoat, and fuel feed hole is positioned to be sheared the lateral of pore and shears pipe
Hole connects, and becomes to have the structure of segmentation by shearing the machining of drilling, is respectively thread segment, circular seal section, taper along depth direction
Seal section and centre bore, fuel feed hole with shear pore circle segments lower end be connected, shear pore processed by following steps and
Become:
A () determines the outer Working position shearing pore put；
B shaft coupling coupling sleeve is assemblied on workbench by (), locking workbench and drilling tool, successively at the bottom of machining center hole, thread segment
Hole, conical section and circle segments, and to thread segment tapping.
Further, described step (b) also includes being ground conical section with grinding rod and revising.
Further, the cone angle of described conical section is 118 °.
Further, it is additionally included in the shearing pore of step D and after fuel feed hole machines, oil pocket (3) is hunted leak
Test.
Further, described pore is opened in the heavy wall position of overcoat.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
(1) processing technique of this hydraulic safety coupling coupling sleeve, by the course of processing and the optimization of order, it is achieved that coupling sleeve
Inner sleeve and the assemble welding of overcoat, by first welding the technique in outside in polish coupling sleeve again, it is to avoid welding process is easily led
The inner sleeve caused and the deformation of overcoat；
(2) by offering the design of pore at overcoat so that the high-temperature gas in welding process can be got rid of by pore, it is to avoid
The weld defect that during sealing welding cavity, in oil pocket, gas expansion causes, improves the quality of welding, it is ensured that weld seam
Reliability and stability, unique pore plugging structure design so that its sealing effectiveness is reliable；
(3) present invention employs special shearing hole structure design, it is ensured that its good sealability, and shear pore
After manufacturing procedure is positioned at pore closure, it is to avoid inner sleeve and overcoat welding, pore closure welding process are made shearing pore
Become thermal deformation, it is ensured that its sealing effectiveness；
(4) realized the assembling of inner sleeve and overcoat by welding, simple in construction, processing fast, are conducive to the reality of high accuracy coupling sleeve
Existing, and by the shaft coupling under this technique, there is the advantage that structural reliability is high.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the structure of hydraulic safety coupling of the present invention and installs simplified schematic diagram；
Fig. 2 be in hydraulic safety coupling Fig. 1 of the present invention A point by hydraulic coupling schematic diagram；
Fig. 3 is that hydraulic safety coupling coupling sleeve of the present invention shears pore and inlet hole structure schematic diagram；
Fig. 4 is the overcoat air hole structure schematic diagram of hydraulic safety coupling coupling sleeve of the present invention.
Labelling in figure: 1-inner sleeve, 2-overcoat, 3-oil pocket, 4-shear pore, 41-thread segment, 42-circular seal section, 43-
Cone seal section, 44-centre bore, 5-fuel feed hole, 6-pore, 61-first paragraph, 62-second segment, 63-steel ball, 64-stud, 65-
Welding closure point, 7-shear pipe, 8-shearing ring, 9-primary shaft, 10-user facility, 11-weld seam.
Detailed description of the invention
All features disclosed in this specification, or disclosed all methods or during step, except mutually exclusive
Feature and/or step beyond, all can combine by any way.
Any feature disclosed in this specification, unless specifically stated otherwise, all can by other equivalence or there is similar purpose
Alternative features is replaced.I.e., unless specifically stated otherwise, an example during each feature is a series of equivalence or similar characteristics
?.
Embodiment
The processing technique of the hydraulic safety coupling coupling sleeve of the present invention, this shaft coupling and mounting structure are as it is shown in figure 1, wrap
Including coupling sleeve, the primary shaft 9 being positioned at coupling sleeve and the user facility 10 being positioned at outside coupling sleeve, coupling sleeve includes that inner sleeve 1 is with outer
Set 2, inner sleeve 1 and overcoat 2 be assembled into entirety and between formed oil pocket 3, overcoat 2 is provided with the shearing being connected with oil pocket 3
Pore 4 and fuel feed hole 5, its work process is as follows: by fuel feed hole 5, hydraulic oil enters oil pocket 3, and with shearing in pore 4
Shearing pipe 7 and realize the locking of oil pressure, under oil pressure effect, inner sleeve 1 and overcoat 2 is inside to primary shaft 9 with outwards to user facility 10
Holding tightly, its loading process is as described in Figure 2, it is achieved couple.When transmitting torque and exceeding pre-determined torque, then coupling sleeve is on axle
Producing and relatively slide, the shearing ring 8 that shearing pipe 7 is fixed on axle is cut off, and abrupt release is relaxed by oil pressure.
The coupling sleeve of hydraulic safety coupling include inner sleeve 1 and overcoat 2, inner sleeve 1 and overcoat 2 be assembled into entirety and between
Forming oil pocket 3, the processing technique of this shaft coupling coupling sleeve comprises the steps:
A, separately machined inner sleeve 1 and overcoat 2, and make inner sleeve 1 and overcoat 2 assembling after between can form oil pocket 3, the inner side of inner sleeve 1
The lateral surface of face and overcoat 2 all reserves allowance, and oil pocket 3 correspondence position on overcoat 1 processes one and extends radially through
Pore 6；
B, inner sleeve 1 is assemblied in overcoat 2, welds from both ends to inner sleeve 1 and overcoat 2 the most again, form the weld seam 11 of annular,
Inner sleeve 1 and overcoat 2 is made to be assembled into the overall structure with oil pocket 3；
C, pore 6 is blocked；
D, on overcoat 2 processing shear pore 4 and fuel feed hole 5;
E, the inner sleeve 1 and overcoat 2 that are welded into entirety are carried out the polish of medial surface and lateral surface, to remove the shape of welding process
Variable, it is ensured that medial surface and the concentricity of lateral surface.And obtain the coupling sleeve of hydraulic safety coupling.
In the present invention, before welding, first the most separately machined go out inner sleeve 1 and overcoat 2, and at the medial surface of inner sleeve 1 and overcoat 2
Lateral surface reserves allowance, by by removing the inner sleeve 1 caused in welding process in the way of carrying out polish after welding with outer
The deformation of set 2, it is ensured that the machining accuracy of whole coupling sleeve；Offer a pore the most before welding on overcoat 2, its objective is
The high temperature and high pressure gas produced in welding process is got rid of by pore, it is to avoid butt welded seam produces defect, improves welding quality；Outward
On set 2, pore 4 is sheared in processing and fuel feed hole 5 operation is after welding and blocking pore 6, its object is to avoid gas
Hole 6 blocks the welding of process and shears pore 4 and fuel feed hole 5(and particularly shear pore 4) cause deformation, and affect sealed precision.
Preferably, the oil pocket 3 between inner sleeve 1 and overcoat 2 is also reserved with welding deformation quantity.
Finishing passes is additionally included in the medial surface of inner sleeve 1 and processes screw type oil groove, and the effect of screw type oil groove is to carry
High lubricant effect after overload between inner sleeve 1 and primary shaft 9.
Concrete, before step B is welded, need to inner sleeve 1, overcoat 2 rod emery wheel by sanding burr totally, then to use
Inside and outside set oil stain is wiped clean by cotton yarn, when inner sleeve before welding, overcoat assembling process, wants at the root upper and lower two of position while welding
Ask smooth, must not have misalignment.
In stepb, spot welding location is carried out offer groove, and welding in the welding position of inner sleeve 1 and overcoat 2 before.
In being embodied as, inner sleeve 1 and overcoat 2 are 25CrMo material, and the welding rod of welding is selected: trade mark Austria 307, rule
Lattice: φ 2.5mm, φ 3.2 mm, φ 4 mm.
Wherein: the welding current of φ 2.5 specification be 70-90A, φ 3.2 the welding current of mm specification be 90-120A, φ 4
The welding current of mm specification is 120-180A, to improve the quality of weld seam.
Welding process is as follows:
Before Han Jie, weld seam is preheated to 250-300 DEG C, selects core diameter according to groove size, with φ 2.5 mm welding rod (the
Backing welding at one layer of weld seam upper and lower two, removes clean with plane hammer by coating), then φ 4 mm welding rod carries out all positon built-up welding；Welding
When walking bar, hands is wanted steadily, should not make the biggest swing, often after weldering one layer, is removed by coating clean, and welding each layer must not have gas
Hole, slag inclusion, as occurred disposing with emery wheel or flat chisel immediately, then carry out next step welding；Face of weld is if any undercut (weld seam
Edge is recessed in mother metal), use φ 2.5 mm or φ 3.2 mm welding rod filling-in；Weld rear butt welded seam and be heated to 350-400 DEG C
Carry out dehydrogenation, after cooling, face of weld is removed clean；Last lonneal stress relieving.Also include the butt welded seam of routine
After roughing is smooth, carry out nondestructive inspection.
Based on above-mentioned implementation process, pore carrying out independent design and processing in another embodiment, pore 6 is processed into
Having the structure of segmentation, as shown in Figure 4, be respectively first paragraph 61 and second segment 62 along depth direction, wherein second segment 62 is straight
Footpath is less than the diameter of first paragraph 61, and first paragraph 61 is provided with female thread.
In above-mentioned pore design, the closure process of step C is as follows: place steel ball 63, the diameter of steel ball in pore 6
More than second segment 62 diameter less than first paragraph 61 diameter, stud 64 is used to hold out against steel ball 63 so that pore 6 to be blocked, and from
The outer end of pore 6 is again welded closure and is formed welding closure point 65.The purpose of this pore 6 be improve port sealing can
By property and safety, general, pore 6 is the heavy wall position being opened in overcoat 1.Owing to the area of pore is little, pass through simultaneously
The segmental structure of pore 6, and interior placement steel ball 63 blocked by stud 64, it is right effectively to avoid in welding process
Welding closure point 65 impacts, additionally, due to being cooled sufficiently with inner sleeve and overcoat, without the welding position to inner-outer sleeve
Put and have a negative impact.
Based on above-mentioned implementation process, in another embodiment shearing pore 4 and fuel feed hole 5 are further optimized
Design, shears pore 4 and is in the radial direction of overcoat 2, and fuel feed hole 5 is positioned at shears laterally connecting of pore 4 with shearing pore 4, will
Shear pore 4 and be processed into the structure with segmentation, be respectively thread segment 41, circular seal section 42, cone seal along depth direction
Section 43 and centre bore 44, fuel feed hole 5 is connected, as shown in Figure 3 with the lower end shearing pore 4 circle segments 42.
In present embodiment, shear pore 4 and use two-stage to seal.Shear the cone seal section 43 of pore 4 and shear pipe 7 end
The contact round wires in face-seal line seals, and shears pipe 7 and is pressed together on cone seal section 43 by screw thread and thread segment 41 adaptation
Pendant face, forms a round seal line；For guaranteeing to seal reliably, the top of cone seal section 43 also sets only circular seal section 42,
Sealing ring 72 and seal stopper ring 71 that this circular seal section 42 can be equipped with shearing pipe 7 form self sealss, at hydraulic oil
The sealing ring 72 making o type under effect extrudes swelling on inside and outside wall, and the effect of seal stopper ring 71 is at hole wall by swelling, eliminates
Gap between the two, prevents sealing ring 72 from clamp-oning gap and destroying, lost efficacy.During design, the cylindrical of seal stopper ring 71 is that interference is joined
Close and can not chamfering, material is politef.After shearing pipe 7 is airtight, sealing ring 72 and seal stopper ring 71 are in fuel feed hole 5
Top with circular seal section 42 intersection.
This structure can ensure that shears the reliability that pore 4 seals in a high voltage state, but has the spy that difficulty of processing is high
Point, the sealing structure of this round seal line makes each section of concentricity requirement height of whole shearing pore 4, passes through technique in the present invention
Optimize, shear pore 4 and processed by following steps:
A () determines the Working position shearing pore 4 on overcoat 2, concrete: draw centrage by external diameter and centering shears pore
The processing line of 4, then use end tooth indexing clamping, by external diameter and central cross line centering concentricity, the depth of parallelism, centering shears pore
After 4 circles, pore sheared by reprocessing dress；
B () being assemblied in shaft coupling coupling sleeve on workbench, locks workbench and drilling tool, machining center hole successively after centering
44, the drill bit that changes the outfit processes thread segment 41 bottom outlet, the drill bit that changes the outfit processes conical section 43, finally change the outfit drill bit processing circle segments 42, and
To thread segment 41 tapping.
During boring, the degree of depth of boring calculates with the handle scale of workbench.When boring conical section 43, to depth indicator
Dallying behind very little position a moment, with the fineness of conical section 43, (cutting edge polishing in drill bit both sides is symmetrical, and cuts with oilstone polishing again
Sword).Fuel feed hole 5. is reprocessed after completing to shear pore 4 processing
Owing to no longer carrying out the regulation of drill bit and workbench during whole, only carry out the replacing of drill, effectively protect
Demonstrate,prove and sheared the concentricity of each section on pore 4.
In order to further improve conical section 43 mass, step b also include with grinding rod conical section 43 being ground and
Revise.
In the present invention, being 118 ° by the cone angle design of conical section 43, the cone angle under this angle is conducive to its sealability
Improve.
In the present invention, it is additionally included in the shearing pore 4 of step D and after fuel feed hole 5 machines, oil pocket 3 is examined
Test leakage tries, and carries out the polish of inner-outer sleeve after completing leak detection test again.Leak detection testing procedure is as follows:
A shaft coupling coupling sleeve is installed in the primary shaft 9 of simulation and the user facility 10 of simulation by (), by oilhole to shaft coupling
Pressurization, divides elementary, middle and high three grades to carry out by test pressure during pressurization, and every grade is stopped pressure and boosts after 3-5 minute again；
B () reaches test pressure after, shearing pipe 7 is closed, arrive pre-fastening moment, then fuel inlet fitting is unloaded；
C () pressurize 24 hours, pressure can allow to fluctuate with the lifting of temperature ± 0.5MPa, and it is qualified to be.
The processing technique of this hydraulic safety coupling coupling sleeve of the present invention, by the course of processing and the optimization of order, real
Show the assemble welding of coupling sleeve inner sleeve and overcoat, by first welding again the technique in outside in polish coupling sleeve, it is to avoid weldering
Inner sleeve that termination process is easily caused and the deformation of overcoat；By offering the design of pore at overcoat so that the high temperature in welding process
Gas can be got rid of by pore, it is to avoid during sealing welding cavity, gas expansion causes weld defect, improves welding
Quality, it is ensured that the reliability and stability of weld seam, simultaneously unique pore plugging structure design so that its sealing effectiveness can
Lean on；It addition, present invention employs special shearing hole structure design, it is ensured that its good sealability, and shear pore
Manufacturing procedure be positioned at pore closure after, it is to avoid to shearing pore in inner sleeve and overcoat welding, pore closure welding process
Cause thermal deformation, it is ensured that its sealing effectiveness.
Realized the assembling of inner sleeve and overcoat by welding, simple in construction, processing fast, are conducive to the reality of high accuracy coupling sleeve
Existing, and by the shaft coupling under this technique, there is the advantage that structural reliability is high.
The invention is not limited in aforesaid detailed description of the invention.The present invention expands to any disclose in this manual
New feature or any new combination, and the arbitrary new method that discloses or the step of process or any new combination.
Claims (10)
1. a processing technique for hydraulic safety coupling coupling sleeve, this shaft coupling coupling sleeve includes inner sleeve (1) and overcoat (2),
Described inner sleeve (1) and overcoat (2) be assembled into entirety and between formed oil pocket (3), overcoat (2) is provided with and oil pocket (3) phase
The shearing pore (4) of connection and fuel feed hole (5), it is characterised in that: the processing technique of this shaft coupling coupling sleeve comprises the steps:
A, separately machined go out inner sleeve (1) and overcoat (2), and make inner sleeve (1) and overcoat (2) assembling after between can form oil pocket (3),
The medial surface of inner sleeve (1) and the lateral surface of overcoat (2) all reserve allowance, and oil pocket (3) correspondence position on overcoat (1)
Process a pore extended radially through (6)；
B, inner sleeve (1) is assemblied in overcoat (2) in, the most again from both ends to inner sleeve (1) and overcoat (2) welding, make inner sleeve (1)
The overall structure with oil pocket (3) it is assembled into overcoat (2)；
C, pore (6) is blocked；
D, shear pore (4) and fuel feed hole (5) in the upper processing of overcoat (2);
E, the inner sleeve (1) and overcoat (2) that are welded into entirety are carried out the polish of medial surface and lateral surface, to remove welding process
Deformation quantity, it is ensured that medial surface and the concentricity of lateral surface.
2. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 1, it is characterised in that: in step B, including
Groove is offered in the welding position of set (1) and overcoat (2), carries out spot welding location before welding.
3. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 1, it is characterised in that: described inner sleeve (1)
Being 25CrMo material with overcoat (2), welding process is as follows: before Han Jie, weld seam is preheated to 250-300 DEG C, at ground floor weld seam
Backing welding at upper and lower two, then carry out all positon built-up welding, has welded rear butt welded seam and has been heated to 350-400 DEG C and carries out dehydrogenation,
Last lonneal stress relieving.
4. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 1, it is characterised in that: described pore (6)
It is processed into the structure with segmentation, is respectively first paragraph (61) and second segment (62) along depth direction, wherein second segment (62)
Diameter is less than the diameter of first paragraph (61), and first paragraph (61) is provided with female thread.
5. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 4, it is characterised in that: described step C mistake
Journey is as follows: place steel ball (63) in pore (6), and the diameter of steel ball is straight less than first paragraph (61) more than second segment (62) diameter
Footpath, uses stud (64) to hold out against steel ball (63) to block pore (6), and again welds from the outer end of pore (6)
Closure.
6. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 1, it is characterised in that: described shearing pore
(4) being positioned at the radial direction of overcoat (2), fuel feed hole (5) is positioned at shears laterally connecting of pore (4) with shearing pore (4), shearing is managed
The structure with segmentation is processed in hole (4), is respectively thread segment (41), circular seal section (42), cone seal along depth direction
Section (43) and centre bore (44), fuel feed hole (5) is connected with the lower end shearing pore (4) circle segments (42), shears pore (4) and leads to
Cross following steps to process:
A () determines the Working position of the shearing pore (4) on overcoat (2)；
B shaft coupling coupling sleeve is assemblied on workbench by (), locking workbench and drilling tool, machining center hole (44), screw thread successively
Section (41) bottom outlet, conical section (43) and circle segments (42), and to thread segment (41) tapping.
7. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 6, it is characterised in that: described step (b)
Also include with grinding rod, conical section (43) being ground and being revised.
8. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 6, it is characterised in that: described conical section
(43) cone angle is 118 °.
9. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 1, it is characterised in that: it is additionally included in step
After the shearing pore (4) of D and fuel feed hole (5) machine, oil pocket (3) is carried out leak detection test.
10. the processing technique of hydraulic safety coupling coupling sleeve as claimed in claim 1, it is characterised in that: described pore (6)
It is opened in the heavy wall position of overcoat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610645349.XA CN106181252B (en) | 2016-08-09 | 2016-08-09 | The processing technology of hydraulic safety coupling coupling sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610645349.XA CN106181252B (en) | 2016-08-09 | 2016-08-09 | The processing technology of hydraulic safety coupling coupling sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106181252A true CN106181252A (en) | 2016-12-07 |
| CN106181252B CN106181252B (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610645349.XA Expired - Fee Related CN106181252B (en) | 2016-08-09 | 2016-08-09 | The processing technology of hydraulic safety coupling coupling sleeve |
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| CN (1) | CN106181252B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001149A (en) * | 2021-03-09 | 2021-06-22 | 温州大学瓯江学院 | Be used for 3D printer part centre gripping upset welding process equipment |
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| CN2192762Y (en) * | 1994-06-06 | 1995-03-22 | 乐清市振华冶金联轴器实业公司 | Hydraulic safety coupling |
| JP2011202698A (en) * | 2010-03-24 | 2011-10-13 | Jtekt Corp | Method of filling oil to oil pressure expansion chamber of torque limiter |
| CN203500321U (en) * | 2013-09-27 | 2014-03-26 | 泰尔重工股份有限公司 | Novel hydraulic safety coupler |
| CN104439894A (en) * | 2014-12-10 | 2015-03-25 | 镇江市远程传动机械有限责任公司 | Method for mounting hydraulic coupler |
| CN104801939A (en) * | 2015-05-08 | 2015-07-29 | 广西金达造船有限公司 | Processing method for split type coupler structure |
| CN205383195U (en) * | 2016-02-05 | 2016-07-13 | 无锡申穗船舶设备有限责任公司 | Hydraulic coupler |
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- 2016-08-09 CN CN201610645349.XA patent/CN106181252B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2192762Y (en) * | 1994-06-06 | 1995-03-22 | 乐清市振华冶金联轴器实业公司 | Hydraulic safety coupling |
| JP2011202698A (en) * | 2010-03-24 | 2011-10-13 | Jtekt Corp | Method of filling oil to oil pressure expansion chamber of torque limiter |
| CN203500321U (en) * | 2013-09-27 | 2014-03-26 | 泰尔重工股份有限公司 | Novel hydraulic safety coupler |
| CN104439894A (en) * | 2014-12-10 | 2015-03-25 | 镇江市远程传动机械有限责任公司 | Method for mounting hydraulic coupler |
| CN104801939A (en) * | 2015-05-08 | 2015-07-29 | 广西金达造船有限公司 | Processing method for split type coupler structure |
| CN205383195U (en) * | 2016-02-05 | 2016-07-13 | 无锡申穗船舶设备有限责任公司 | Hydraulic coupler |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001149A (en) * | 2021-03-09 | 2021-06-22 | 温州大学瓯江学院 | Be used for 3D printer part centre gripping upset welding process equipment |
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| CN106181252B (en) | 2018-04-03 |
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