CN108127337A - A kind of processing method of nuclear power sleeve - Google Patents
A kind of processing method of nuclear power sleeve Download PDFInfo
- Publication number
- CN108127337A CN108127337A CN201711184402.1A CN201711184402A CN108127337A CN 108127337 A CN108127337 A CN 108127337A CN 201711184402 A CN201711184402 A CN 201711184402A CN 108127337 A CN108127337 A CN 108127337A
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- CN
- China
- Prior art keywords
- endoporus
- diameter
- back part
- nuclear power
- outer circle
- Prior art date
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
Abstract
A kind of processing method of nuclear power sleeve, the present invention relates to the processing methods of sleeve.The invention solves the processing of existing nuclear power sleeve is yielding there are component, component need to carry out nitrogen treatment, complex process, and component endoporus and outer circle can not ensure the problem of coaxial precision is 0.02mm.Method：The outer circle of turning nuclear power sleeve, endoporus and end face, obtain the component after a turning, component after turning is heat-treated, component after turning heat treatment, obtain secondary turning back part, accurate outer six sides and turning straight hole to one side milling of secondary turning back part, to milling, the outer circle of accurate outer six side's components and endoporus are tin plating, it is ground the first endoporus of tin plating back part, third endoporus and outer circle, then it is nitrogenized, cut the first endoporus of quasi- nitridation back part, second endoporus and third diameter of bore, it obtains cutting quasi- endoporus back part, cutting quasi- endoporus back part both ends setting silently, finally it is ground quasi- outside diameter, obtain being ground the component of quasi- outside diameter.
Description
Technical field
The present invention relates to the processing methods of sleeve.
Background technology
One of the component of nuclear power sleeve for steam-turbine unit is thin-wall workpiece, and outer circle and endoporus require to carry out at nitridation
Reason, existing component processing have the following problems：
1st, component is yielding；
2nd, component need to carry out nitrogen treatment, complex process；
3rd, component endoporus and outer circle can not ensure coaxial precision 0.02mm.
Invention content
The invention solves existing nuclear power sleeve processing it is yielding there are component, component need to carry out nitrogen treatment, and technique is multiple
Miscellaneous, component endoporus and outer circle can not ensure the problem of coaxial precision is 0.02mm, and provide a kind of processing method of nuclear power sleeve.
A kind of processing method of nuclear power sleeve follows the steps below：
First, in outer circle, endoporus and the end face of horizontal lathe turning nuclear power sleeve, the single side chipping allowance of outer circle and endoporus is equal
For 2.5mm~3.5mm, the component after a turning is obtained；
The endoporus is followed successively by the first endoporus, the second endoporus and third endoporus along nuclear power length sleeve direction；Described
The diameter of first endoporus, the second endoporus and third endoporus is sequentially increased；
2nd, the component after a turning is carried out being heat-treated to HRC28~32, the component after being heat-treated；
3rd, horizontal lathe turning heat treatment after component, the first endoporus, the second endoporus and third endoporus single side cutting more than
Amount is 0.15mm~0.25mm, and outer circle single side chipping allowance is 0.35mm~0.45mm, and external screw thread is not processed, remaining size is pressed
Drawing vehicle is accurate, obtains secondary turning back part；
4th, it is very little in milling machine outer six square chi accurate to one side milling of the first endoporus of secondary turning back part, and external six sides turning
Straight hole obtains the accurate outer six side's components of milling；
5th, to milling, the outer circle of accurate outer six side's components and endoporus are tin plating, obtain tin plating back part；
6th, in the first endoporus of the tin plating back part of endoporus grinding machine and third endoporus, the first endoporus and third endoporus list
Face chipping allowance is 0.05mm~0.15mm, obtains inner hole grinding back part；
7th, in the outer circle of outer circle grinding machine inner hole grinding back part, outer circle single side chipping allowance for 0.15mm~
0.25mm obtains cylindricalo grinding back part；
8th, grinding back part is nitrogenized to foreign round, depth of nitration >=0.5mm, obtains nitridation back part；
9th, it in the first endoporus, the second endoporus and the third diameter of bore of endoporus grinding machine quasi- nitridation back part, is cut
Quasi- endoporus back part；
Tenth, a left side is set silently in the straight hole for cutting quasi- endoporus back part, is set in the third endoporus for cutting quasi- endoporus back part
Put the right side silently；
The left side is silently made of the first top fixed structure, first end cover and the first support construction, and described first
The side of top fixed structure holds centre bore equipped with top, and opposite side and the first end cover side of the first top fixed structure are consolidated
Fixed connection, the opposite side of first end cover is fixedly connected with the first support construction, and the first groove 2- is set in the first support construction
3；First support construction is closed with straight hole matching size；
The right side is silently made of the second top fixed structure, second end cover, the second support construction and cone seat, described
The side of second top fixed structure holds centre bore, opposite side and the second end cover one of the second top fixed structure equipped with top
Side is fixedly connected, and the opposite side of second end cover is fixedly connected with the side of cone seat, the opposite side of cone seat and the second support construction
Side is fixedly connected, and the second support construction side is equipped with centre bore, and the depth of centre bore is more than the length of the second support construction,
Second groove is set in the second support construction；The taper of the cone seat is 1:(18~22), and cone seat side bottom circular diameter with
Second end cover diameter is identical, and cone seat opposite side bottom circular diameter is less than the second support construction diameter, the diameter of the second end cover
More than third diameter of bore, the diameter of second support construction is less than third diameter of bore；
Then centre bore is held in left silently top and right silently top holds centre bore with top hold, finally ground
Quasi- outside diameter is cut, obtains being ground the component of quasi- outside diameter；
11, in the quasi- external screw thread of horizontal lathe turning；
12, pincers worker is carved characters, that is, completes a kind of processing method of nuclear power sleeve.
The beneficial effects of the invention are as follows：
Using effect of the present invention is good, first using tin plating protection, then remove need nitrogenize position it is tin plating, finally carry out nitrogen
The process program of change so that endoporus and outer circle nitridation face, which nitrogenize, reaches its case hardness requires, and the tin plating guarantor of other faces
It is not nitrogenized after shield, turnery processing can be carried out.To ensure the coaxial required precision of endoporus, outer circle, development and Application positioning bulkhead,
Take two silently abutment sleeve both ends carry out grinding outer circle technological measure so that outer circle, female coaxial reach after the component processing
Within 0.02mm, product processing quality ensure that.
The present invention is used for a kind of processing method of nuclear power sleeve.
Description of the drawings
Fig. 1 is the structure diagram of nuclear power sleeve of the present invention；
Fig. 2 is sectional views of the Fig. 1 along D-D directions；
Fig. 3 is the left structure diagram silently of the present invention；
Fig. 4 is sectional views of the Fig. 3 along A-A directions；
Fig. 5 is the right structure diagram silently of the present invention；
Fig. 6 is sectional views of the Fig. 5 along B-B directions；
Fig. 7 for it is left silently, it is right silently with nuclear power sleeve cooperation schematic diagram.
Specific embodiment
Specific embodiment one：Present embodiment is illustrated with reference to Fig. 1 to Fig. 7, the seed nucleus described in present embodiment
The processing method of electric sleeve follows the steps below：
First, in outer circle, endoporus and the end face of horizontal lathe turning nuclear power sleeve 1, the single side chipping allowance of outer circle and endoporus
It is 2.5mm~3.5mm, obtains the component after a turning；
The endoporus is followed successively by the first endoporus 1-1, the second endoporus 1-2 and third endoporus along 1 length direction of nuclear power sleeve
1-3；First endoporus 1-1, the second endoporus 1-2 and the diameter of third endoporus 1-3 are sequentially increased；
2nd, the component after a turning is carried out being heat-treated to HRC28~32, the component after being heat-treated；
3rd, the component after horizontal lathe turning heat treatment, the first endoporus 1-1, the second endoporus 1-2 and third endoporus 1-3
Single side chipping allowance is 0.15mm~0.25mm, and outer circle single side chipping allowance is 0.35mm~0.45mm, and external screw thread is not processed,
Remaining size is accurate by drawing vehicle, obtains secondary turning back part；
4th, it is very little in milling machine outer six square chi accurate to mono- side millings of the first endoporus 1-1 of secondary turning back part, and external six sides vehicle
Straight hole 1-4 is cut, obtains the accurate outer six side's components of milling；
5th, to milling, the outer circle of accurate outer six side's components and endoporus are tin plating, obtain tin plating back part；
6th, in the first endoporus 1-1 of the tin plating back part of endoporus grinding machine and third endoporus 1-3, the first endoporus 1-1 and
Three endoporus 1-3 single sides chipping allowances are 0.05mm~0.15mm, obtain inner hole grinding back part；
7th, in the outer circle of outer circle grinding machine inner hole grinding back part, outer circle single side chipping allowance for 0.15mm~
0.25mm obtains cylindricalo grinding back part；
8th, grinding back part is nitrogenized to foreign round, depth of nitration >=0.5mm, obtains nitridation back part；
9th, it is straight in the first endoporus 1-1, the second endoporus 1-2 and third endoporus 1-3 of endoporus grinding machine quasi- nitridation back part
Diameter obtains cutting quasi- endoporus back part；
Tenth, left silently 2 are set in the straight hole 1-4 for cutting quasi- endoporus back part, in the third endoporus for cutting quasi- endoporus back part
Setting right silently 3 in 1-3；
The left side silently 2 is made of the first top fixed structure 2-1, first end cover 2-2 and the first support construction 2-4,
The side of the first top fixed structure 2-1 holds centre bore, the opposite side of the first top fixed structure 2-1 equipped with top
It is fixedly connected with first end cover 2-2 sides, the opposite side of first end cover 2-2 is fixedly connected, and first with the first support construction 2-4
First groove 2-3 is set on support construction 2-4；The first support construction 2-4 is closed with straight hole 1-4 matching sizes；
It is described right silently 3 by the second top fixed structure 3-1, second end cover 3-2, the second support construction 3-4 and cone seat
3-5 is formed, and the side of the described second top fixed structure 3-1 holds centre bore, the second top fixed structure 3-1 equipped with top
Opposite side be fixedly connected with second end cover 3-2 sides, the opposite side of second end cover 3-2 is fixedly connected with the side of cone seat 3-5,
The opposite side of cone seat 3-5 is fixedly connected with the side of the second support construction 3-4, and the second support construction 3-4 sides are equipped with centre bore
3-6, and the depth of centre bore 3-6 is more than the length of the second support construction 3-4, and the second groove is set on the second support construction 3-4
3-3；The taper of the cone seat 3-5 is 1:(18~22), and cone seat 3-5 sides bottom circular diameter and second end cover 3-2 diameter phases
Together, cone seat 3-5 opposite sides bottom circular diameter is less than the second support construction 3-4 diameters, and the diameter of the second end cover 3-2 is more than the
Three endoporus 1-3 diameters, the diameter of the second support construction 3-4 are less than third endoporus 1-3 diameters；
Then with it is top hold it is left silently 2 it is top hold centre bore and it is right silently 3 it is top hold centre bore, finally
Quasi- outside diameter is ground, obtains being ground the component of quasi- outside diameter；
11, in the quasi- external screw thread of horizontal lathe turning；
12, pincers worker is carved characters, that is, completes a kind of processing method of nuclear power sleeve.
Present embodiment is tin plating to be act as, and when postorder nitrogenizes, tin plating face will not be nitrogenized, and is processed convenient for postorder.
The advantageous effect of present embodiment is：
Present embodiment using effect is good, first using tin plating protection, then remove need nitrogenize position it is tin plating, it is most laggard
The process program of row nitridation so that endoporus and outer circle nitridation face are nitrogenized, reach the requirement of its case hardness, and other faces are plated
It is not nitrogenized after tin protection, turnery processing can be carried out.To ensure the coaxial required precision of endoporus, outer circle, development and Application positioning
Silently, take two silently abutment sleeve both ends carry out grinding outer circle technological measure so that outer circle, endoporus are same after the component processing
Axis is reached within 0.02mm, ensure that product processing quality.
Specific embodiment two：The present embodiment is different from the first embodiment in that：Straight hole described in step 4
The a diameter of 69mm of 1-4.It is other same as the specific embodiment one.
Specific embodiment three：Unlike one of present embodiment and specific embodiment one or two：Institute in step 9
The the first a diameter of 67mm of endoporus 1-1 stated；The a diameter of 120mm of second endoporus 1-2, the third endoporus 1-3 diameters
For 151.92mm.It is other the same as one or two specific embodiments.
Specific embodiment four：Unlike one of present embodiment and specific embodiment one to three：Institute in step 10
The a diameter of 69mm of the first support construction 2-4 stated.It is other identical with specific embodiment one to three.
Specific embodiment five：Unlike one of present embodiment and specific embodiment one to four：Institute in step 10
The a diameter of 141.6mm of the second support construction 3-4 stated.It is other identical with specific embodiment one to four.
Specific embodiment six：Unlike one of present embodiment and specific embodiment one to five：Institute in step 10
A diameter of 142.1mm of the second end cover 3-2 stated.It is other identical with specific embodiment one to five.
Specific embodiment seven：Unlike one of present embodiment and specific embodiment one to six：Institute in step 10
A diameter of 100mm of the centre bore 3-6 stated, depth 30mm.It is other identical with specific embodiment one to six.
Specific embodiment eight：Unlike one of present embodiment and specific embodiment one to seven：Step 1 China and foreign countries
The single side chipping allowance of circle and endoporus is 3mm.It is other identical with specific embodiment one to seven.
Specific embodiment nine：Unlike one of present embodiment and specific embodiment one to eight：In step 3
One endoporus 1-1, the second endoporus 1-2 and third endoporus 1-3 single sides chipping allowance are 0.2mm, and outer circle single side chipping allowance is
0.4mm.It is other identical with specific embodiment one to eight.
Specific embodiment ten：Unlike one of present embodiment and specific embodiment one to nine：In step 6
One endoporus 1-1 and third endoporus 1-3 single sides chipping allowance are 0.1mm.It is other identical with specific embodiment one to nine.
Beneficial effects of the present invention are verified using following embodiment：
Embodiment one：
Pre-turning the first endoporus 1-1 a diameter of 67mm, the second endoporus 1-2 a diameter of 120mm, third endoporus 1-3 is a diameter of
151.92mm, outside diameter are the nuclear power sleeve of 151.92mm；
A kind of processing method of nuclear power sleeve follows the steps below：
First, in outer circle, endoporus and the end face of horizontal lathe turning nuclear power sleeve 1, the single side chipping allowance of outer circle and endoporus
It is 3mm, obtains the component after a turning；
The endoporus is followed successively by the first endoporus 1-1, the second endoporus 1-2 and third endoporus along 1 length direction of nuclear power sleeve
1-3；
2nd, the component after a turning is carried out being heat-treated to HRC28~32, the component after being heat-treated；
3rd, the component after horizontal lathe turning heat treatment, the first endoporus 1-1, the second endoporus 1-2 and third endoporus 1-3
Single side chipping allowance is 0.2mm, and outer circle single side chipping allowance is 0.4mm, and external screw thread is not processed, remaining size vehicle standard to drawing
Size obtains secondary turning back part；
4th, it is very little in milling machine outer six square chi accurate to mono- side millings of the first endoporus 1-1 of secondary turning back part, and external six sides vehicle
Straight hole 1-4 is cut, obtains the accurate outer six side's components of milling；
The a diameter of 69mm of straight hole 1-4；
5th, to milling, the outer circle of accurate outer six side's components, the first endoporus 1-1, the second endoporus 1-2 and third endoporus 1-3 are tin plating, obtain
To tin plating back part；
6th, in the first endoporus 1-1 of the tin plating back part of endoporus grinding machine and third endoporus 1-3, the first endoporus 1-1 and
Three endoporus 1-3 single sides chipping allowances are 0.1mm, obtain inner hole grinding back part；
7th, in the outer circle of outer circle grinding machine inner hole grinding back part, outer circle single side chipping allowance is 0.2mm, is obtained outer
Circle grinding back part；
8th, grinding back part is nitrogenized to foreign round, depth of nitration >=0.5mm, obtains nitridation back part；
9th, a diameter of 67mm of the first endoporus 1-1 of back part is nitrogenized in endoporus grinding machine standard, the second endoporus 1-2 is straight
Diameter is 120mm, a diameter of 151.92mm of third endoporus 1-3, obtains cutting quasi- endoporus back part；
Tenth, left silently 2 are set in the straight hole 1-4 for cutting quasi- endoporus back part, in the third endoporus for cutting quasi- endoporus back part
Setting right silently 3 in 1-3；
The left side silently 2 is made of the first top fixed structure 2-1, first end cover 2-2 and the first support construction 2-4,
The side of the first top fixed structure 2-1 holds centre bore, the opposite side of the first top fixed structure 2-1 equipped with top
It is fixedly connected with first end cover 2-2 sides, the opposite side of first end cover 2-2 is fixedly connected, and first with the first support construction 2-4
First groove 2-3 is set on support construction 2-4；The first support construction 2-4 is closed with straight hole 1-4 matching sizes；
A diameter of 69mm of the first support construction 2-4；The depth of the first support construction 2-4 and straight hole 1-
4 depth is identical；
It is described right silently 3 by the second top fixed structure 3-1, second end cover 3-2, the second support construction 3-4 and cone seat
3-5 is formed, and the side of the described second top fixed structure 3-1 holds centre bore, the second top fixed structure 3-1 equipped with top
Opposite side be fixedly connected with second end cover 3-2 sides, the opposite side of second end cover 3-2 is fixedly connected with the side of cone seat 3-5,
The opposite side of cone seat 3-5 is fixedly connected with the side of the second support construction 3-4, and the second support construction 3-4 sides are equipped with centre bore
3-6, and the depth of centre bore 3-6 is more than the length of the second support construction 3-4, and the second groove is set on the second support construction 3-4
3-3；The taper of the cone seat 3-5 is 1:20, and cone seat 3-5 sides bottom circular diameter is identical with second end cover 3-2 diameters, cone seat
3-5 opposite sides bottom circular diameter is less than the second support construction 3-4 diameters, and the diameter of the second end cover 3-2 is more than third endoporus
1-3 diameters, the diameter of the second support construction 3-4 are less than third endoporus 1-3 diameters；
A diameter of 141.6mm of the second support construction 3-4；The second end cover 3-2's is a diameter of
142.1mm；A diameter of 100mm of the centre bore 3-6, depth 30mm；
Then with it is top hold it is left silently 2 it is top hold centre bore and it is right silently 3 it is top hold centre bore, finally
Quasi- outside diameter is ground as 151.92mm, obtains being ground the component of quasi- outside diameter；
11, in the quasi- external screw thread of horizontal lathe turning；
12, pincers worker is carved characters, that is, completes a kind of processing method of nuclear power sleeve.
The present embodiment using effect is good, first using tin plating protection, then remove need nitrogenize position it is tin plating, finally carry out
The process program of nitridation so that endoporus and outer circle nitridation face are nitrogenized, reach the requirement of its case hardness, and other faces are tin plating
It is not nitrogenized after protection, turnery processing can be carried out.To ensure the coaxial required precision of endoporus, outer circle, development and Application positioning is bored
Head, take two silently abutment sleeve both ends carry out grinding outer circle technological measure so that outer circle, female coaxial after the component processing
Up within 0.02mm, product processing quality ensure that.
Claims (10)
1. a kind of processing method of nuclear power sleeve, it is characterised in that a kind of processing method of nuclear power sleeve be according to following steps into
Capable：
First, in outer circle, endoporus and the end face of horizontal lathe turning nuclear power sleeve (1), the single side chipping allowance of outer circle and endoporus is equal
For 2.5mm~3.5mm, the component after a turning is obtained；
The endoporus is followed successively by along nuclear power sleeve (1) length direction in the first endoporus (1-1), the second endoporus (1-2) and third
Hole (1-3)；The diameter of first endoporus (1-1), the second endoporus (1-2) and third endoporus (1-3) is sequentially increased；
2nd, the component after a turning is carried out being heat-treated to HRC28~32, the component after being heat-treated；
3rd, the component after horizontal lathe turning heat treatment, the first endoporus (1-1), the second endoporus (1-2) and third endoporus (1-
3) single side chipping allowance is 0.15mm~0.25mm, and outer circle single side chipping allowance is 0.35mm~0.45mm, and external screw thread is not added with
Work, remaining size is accurate by drawing vehicle, obtains secondary turning back part；
4th, it is very little in milling machine outer six square chi accurate to the first endoporus (1-1) side milling of secondary turning back part, and external six sides turning
Straight hole (1-4) obtains the accurate outer six side's components of milling；
5th, to milling, the outer circle of accurate outer six side's components, the first endoporus (1-1), the second endoporus (1-2) and third endoporus (1-3) are tin plating,
Obtain tin plating back part；
6th, in the first endoporus (1-1) of the tin plating back part of endoporus grinding machine and third endoporus (1-3), the first endoporus (1-1) and
Third endoporus (1-3) single side chipping allowance is 0.05mm~0.15mm, obtains inner hole grinding back part；
7th, in the outer circle of outer circle grinding machine inner hole grinding back part, outer circle single side chipping allowance is 0.15mm~0.25mm, is obtained
To cylindricalo grinding back part；
8th, grinding back part is nitrogenized to foreign round, depth of nitration >=0.5mm, obtains nitridation back part；
9th, in the first endoporus (1-1), the second endoporus (1-2) and the third endoporus (1-3) of endoporus grinding machine quasi- nitridation back part
Diameter obtains cutting quasi- endoporus back part；
Tenth, setting is left silently (2) in the straight hole (1-4) for cutting quasi- endoporus back part, in the third endoporus for cutting quasi- endoporus back part
Setting is right silently (3) in (1-3)；
Left silently (2) are by the first top fixed structure (2-1), first end cover (2-2) and the first support construction (2-4) group
Into the side of the described first top fixed structure (2-1) holds centre bore, the first top fixed structure (2-1) equipped with top
Opposite side be fixedly connected with first end cover (2-2) side, the opposite side of first end cover (2-2) and the first support construction (2-4)
It is fixedly connected, and the first groove (2-3) is set in the first support construction (2-4)；First support construction (2-4) and straight hole
(1-4) matching size closes；
Described right silently (3) by the second top fixed structure (3-1), second end cover (3-2), the second support construction (3-4) and
Cone seat (3-5) forms, and the side of the described second top fixed structure (3-1) holds centre bore equipped with top, and second is top solid
The opposite side for determining structure (3-1) is fixedly connected with second end cover (3-2) side, opposite side and the cone seat (3- of second end cover (3-2)
5) side is fixedly connected, and the opposite side of cone seat (3-5) is fixedly connected with the side of the second support construction (3-4), the second support
Structure (3-4) side is equipped with centre bore (3-6), and the depth of centre bore (3-6) is more than the length of the second support construction (3-4),
Second groove (3-3) is set in the second support construction (3-4)；The taper of the cone seat (3-5) is 1:(18~22), and bore
Seat (3-5) side bottom circular diameter is identical with second end cover (3-2) diameter, and cone seat (3-5) opposite side bottom circular diameter is less than second
Support structure (3-4) diameter, the diameter of the second end cover (3-2) are more than third endoporus (1-3) diameter, the described second support
The diameter of structure (3-4) is less than third endoporus (1-3) diameter；
Then centre bore is held and right silently the top of (3) holds centre bore in the top of left silently (2) with top hold, finally
Quasi- outside diameter is ground, obtains being ground the component of quasi- outside diameter；
11, in the quasi- external screw thread of horizontal lathe turning；
12, pincers worker is carved characters, that is, completes a kind of processing method of nuclear power sleeve.
A kind of 2. processing method of nuclear power sleeve according to claim 1, it is characterised in that the straight hole described in step 4
(1-4) a diameter of 69mm.
3. the processing method of a kind of nuclear power sleeve according to claim 1, it is characterised in that first described in step 9
Endoporus (1-1) a diameter of 67mm；Described the second endoporus (1-2) a diameter of 120mm, the third endoporus (1-3) are a diameter of
151.92mm。
4. the processing method of a kind of nuclear power sleeve according to claim 1, it is characterised in that first described in step 10
A diameter of 69mm of support construction (2-4).
5. the processing method of a kind of nuclear power sleeve according to claim 1, it is characterised in that second described in step 10
A diameter of 141.6mm of support construction (3-4).
6. the processing method of a kind of nuclear power sleeve according to claim 1, it is characterised in that second described in step 10
A diameter of 142.1mm of end cap (3-2).
A kind of 7. processing method of nuclear power sleeve according to claim 1, it is characterised in that the center described in step 10
A diameter of 100mm in hole (3-6), depth 30mm.
8. the processing method of a kind of nuclear power sleeve according to claim 1, it is characterised in that outer circle and endoporus in step 1
Single side chipping allowance be 3mm.
A kind of 9. processing method of nuclear power sleeve according to claim 1, it is characterised in that the first endoporus (1- in step 3
1), the second endoporus (1-2) and third endoporus (1-3) single side chipping allowance are 0.2mm, outer circle single side chipping allowance 0.4mm.
A kind of 10. processing method of nuclear power sleeve according to claim 1, it is characterised in that the first endoporus in step 6
(1-1) and third endoporus (1-3) single side chipping allowance are 0.1mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711184402.1A CN108127337B (en) | 2017-11-23 | 2017-11-23 | A kind of processing method of nuclear power sleeve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711184402.1A CN108127337B (en) | 2017-11-23 | 2017-11-23 | A kind of processing method of nuclear power sleeve |
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| CN108127337B CN108127337B (en) | 2019-05-24 |
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| US20070098509A1 (en) * | 2005-11-03 | 2007-05-03 | Hall J Randall | Milling head for removing heat dissipating elements from a tube |
| CN102501008A (en) * | 2011-10-26 | 2012-06-20 | 哈尔滨汽轮机厂有限责任公司 | Method for processing sealing ring |
| CN103949857A (en) * | 2014-04-25 | 2014-07-30 | 哈尔滨汽轮机厂有限责任公司 | Method for processing deep hole of sleeve of steam turbine by using stepped reamer |
| CN105328409A (en) * | 2015-10-28 | 2016-02-17 | 湖北三江航天红阳机电有限公司 | Method for machining thin-wall sleeve type part through wedge type inner supporting mechanism |
| CN105522341A (en) * | 2015-11-12 | 2016-04-27 | 陕西一品达石化有限公司 | Austenitic stainless steel thin-walled pipe machining method |
| CN106181246A (en) * | 2016-07-28 | 2016-12-07 | 哈尔滨汽轮机厂有限责任公司 | A kind of nuclear power semi-ring processing method |
| CN106271420A (en) * | 2016-08-26 | 2017-01-04 | 哈尔滨汽轮机厂有限责任公司 | A kind of processing method of nuclear power elastic jacket |
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