CN108161030A - A kind of spherical surface processing tool based on lathe in machining V-type semicircle valve ball - Google Patents
A kind of spherical surface processing tool based on lathe in machining V-type semicircle valve ball Download PDFInfo
- Publication number
- CN108161030A CN108161030A CN201810144245.XA CN201810144245A CN108161030A CN 108161030 A CN108161030 A CN 108161030A CN 201810144245 A CN201810144245 A CN 201810144245A CN 108161030 A CN108161030 A CN 108161030A
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- China
- Prior art keywords
- plug
- spherical surface
- valve ball
- lathe
- core print
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Links
- 238000003754 machining Methods 0.000 title claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 abstract description 14
- 238000005520 cutting process Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000003746 surface roughness Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000000498 ball milling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/06—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning valves or valve bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention belongs to Vehicle Processing technical fields, it is related to a kind of spherical surface processing tool based on lathe in machining V-type semicircle valve ball, including pedestal and plug, the pedestal includes disk and the fixed block and core print seat that are fixed on disk, and the movable block coaxial with fixed block and core print seat is additionally provided on pedestal；The fixed block and core print seat are equipped with internal spline, and the middle part and head of plug are equipped with external splines；The middle part of plug is inserted into core print seat, and the head of plug close to fixed block and is cased with split washer；The movable block is equipped with holds out against structure to push plug tail portion.Cutting time of the invention is short；Interrupted cut area is few, and cutter service life is long；Reduce manufacture cost；Increase sealing effect of the valve seat with spherical surface.
Description
Technical field
The invention belongs to Vehicle Processing technical fields, are related to a kind of processing tool of V-type semicircle valve ball spherical surface, specifically
A kind of spherical surface processing tool based on lathe in machining V-type semicircle valve ball.
Background technology
Ball valve type is in diversification in recent years, the V-shaped semi-circular structure of valve ball wherein in V-type ball valve, can not only cut off,
It can also realize the regulatory function to fluid.The development maked rapid progress with sciemtifec and technical sphere, traditional processing technology have been difficult
Adapt to the demand of modern manufacturing.The green state generally use forging type of V-type semicircle valve ball, traditional spherical surface processing method are first
Using the roughing of ball vehicle and semifinishing, installation way is using one top mode of the folder of punching stick one.Finally use ball milling lathe spherical surface
Finishing, installation way use punching stick Double Tops mode.Above spherical surface processing method has the following disadvantages：
1. long processing time.Using one top mode of a folder, the length of cut of cutter is about half circumference during Vehicle Processing；
2. tool wear is serious, spherical surface roughness difference and spherical surface circularity are poor.Because the structure of ball is semicircle V-type, using punching stick one
One top processing method of folder, all there is discontinuously processing in entire working angles during processing, and workpiece generates intermittent collision, knife with cutter
Point is easy to wear.
3. spherical surface（V-type center line）Position degree is difficult to ensure that.Spherical surface position is difficult to find machined face as smart base
Standard, can only be using the spherical surface of blank as benchmark.Driven shaft in ball valve assembling process is caused to need repair.
4. process is more, manufacture is of high cost.Using ball Vehicle Processing spherical surface, because surface roughness, spherical surface circularity difference so as to cause
Spherical surface and valve base sealing effect are poor, therefore need to increase ball milling process, and two procedures increase workpiece manufacture cost.
5. valve ball is poor with the sealing effect of valve seat.When valve ball uses metal hard-sealing with valve seat, because of the sealing surface of valve seat
The spherical surface processing lines that lines is processed with valve ball is inconsistent, and when sealing easily generates leakage.Valve ball is needed with valve seat using grinding
Cream coordinates grinding together.
Traditional spherical surface processing technology not only influences production cycle and cost, also affects the sealing effect of ball valve.
Invention content
It is an object of the invention to solve problem above, a kind of ball based on lathe in machining V-type semicircle valve ball is provided
Face processing tool, using numerically-controlled machine tool combination tooling, primary clamping, spherical surface are machined directly to position on lathe, can overcome ball
The problems such as face long processing time, spherical surface production process are more, sealing effect caused by spherical surface circularity and surface roughness difference is poor.
According to the technique and scheme of the present invention, the spherical surface processing tool based on lathe in machining V-type semicircle valve ball, packet
Pedestal and plug are included, the pedestal includes disk and the fixed block and core print seat that are fixed on disk, is additionally provided on pedestal and solid
Determine block and the coaxial movable block of core print seat；The fixed block and core print seat are equipped with internal spline, and the middle part and head of plug are equipped with outer flower
Key；The middle part of plug is inserted into core print seat, and the head of plug close to fixed block and is cased with split washer；The movable block, which is equipped with, to be used
Structure is held out against with push plug tail portion.
Further, the height of the tail portion of the plug, movable block and fixed block is less than the rotation center of V-type semicircle valve ball
Line height.
Further, the rod head is equipped with step close to one end of core print seat, and split washer is sleeved on step.
Further, the upper end center of the movable block is provided with threaded hole, and the structure that holds out against is in threaded hole
Screw.
Further, the tail portion of the plug is equipped with block.
Further, the split washer shape is annular U formulas.
Compared with prior art, the present invention it has the following advantages：Cutting time is short：Tool in Cutting length is about a quarter
Circumference；Interrupted cut area is few, ensures that interrupted cut is not present in the arc surface of sealing range, cutter service life is long；V-type half
Round valve ball spherical surface（V-type center line）Position is ensured by fixed block with the distance of base center；Utilize numerically controlled lathe number
Information and the principle of the compensation of cutting tool, coarse-fine processing are completed in same process, reduce grinding process, reduce manufacture cost；
The roughness and circularity of spherical surface are not only ensured, and the cutting line of spherical surface is consistent with sealing surface of seat lines, are increased
Sealing effect of the valve seat with spherical surface.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the understructure schematic diagram of the present invention.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is mandrel structure schematic diagram of the present invention.
Fig. 5 is split washer schematic diagram of the present invention.
Fig. 6 is the axonometric schematic diagram of present invention processing valve ball.
Fig. 7 is V-type semicircle valve ball schematic diagram.
Reference sign：1- pedestals, 11- fixed blocks, 12- core print seats, 13- disks, 2- plugs, 21- blocks, 3- activities
Block, 4- split washers, 5- hold out against structure, 6- hexagon-headed bolts, 7-V type semicircle valve balls.
Specific embodiment
With reference to specific embodiments and the drawings, the invention will be further described.
As shown in the figure：Based on the spherical surface processing tool of lathe in machining V-type semicircle valve ball, including pedestal 1 and plug 2,
Pedestal 1 includes disk 13 and the fixed block 11 and core print seat 12 that are fixed on disk 13, be additionally provided on pedestal 1 with fixed block 11 and
The coaxial movable block 3 of core print seat 12.Fixed block 11 and core print seat 12 are equipped with internal spline, and the middle part and head of plug 2 are equipped with external splines；
The middle part of plug 2 is inserted into core print seat 12, and the head of plug 2 close to fixed block 11 and is cased with split washer 4.It is set on movable block 3
Have to push 2 tail portion of plug holds out against structure 5, specifically, the upper end center in movable block 3 is provided with threaded hole, holds out against structure 5
For the screw being mounted in threaded hole.The tail portion of plug 2 is equipped with block 21, conveniently holds out against 5 pushing tow of structure.To ensure V-type semicircle
For 7 cutting spherical surface of valve ball without interference, the height of the tail portion of plug 2, movable block 3 and fixed block 11 is less than the rotation of V-type semicircle valve ball 7
Centerline height.2 head of plug is equipped with step close to one end of core print seat 12, and split washer 4 is sleeved on step, its position is avoided to move
It is dynamic.4 shape of split washer is annular U formulas, convenient for assembly and dismounting.
The course of work：Present invention cooperation numerically controlled lathe uses, and can lathe model clamping tooling disk 13 by lathe chuck
Depending on, 7 other processes of V-type semicircle valve ball are complete, and drop pass face is undressed, and spherical surface is in casting plane.Tooling base 1 is mounted on
On digital control lathe chuck, 1 outer circle of pedestal is corrected with dial gauge, makes chuck hub concentric with the outer circle of pedestal 1, last claw folder
Tightly.
Using 1 outer circle of pedestal as lathe X-axis to knife point.Plug 2 is inserted into core print seat 12, with 2 outer round surface of plug most
High point is as Z axis to knife point.Coordinate of the valve ball in tooling is set in lathe parameter.
As shown in fig. 6, by the splined central aligning tool fixation motion block 11 of V-type semicircle valve ball 7, in the internal spline of core print seat 12
Then plug 2 with external splines is inserted by the heart, while ensure that 2 tail portion end face of plug is parallel with 1 face of disk, plug 2
External splines when being inserted into V-type semicircle 7 internal spline of valve ball, ensure end face of the V-type semicircle valve ball 7 close to opening V with 1 face of disk
It is parallel.Movable block 3 is fixed on hexagon-headed bolt 6 on disk 13,2 one end insertion opening baffle ring 4 of plug, in last movable block 3
Between threaded hole placement hold out against structure 5 i.e. screw.Tightening this screw makes it withstand 2 tail end face of plug, and plug 2 then drives opening
Baffle ring 4, split washer 4 then drive V-type semicircle valve ball 7 to move forward, and V-type semicircle valve ball 7 is finally made to withstand 11 one end of fixed block
Face can not move.V-type semicircle valve ball 7 positions completely in tooling at this time, and six-freedom degree can not move.
Because processing is workpiece rotation processing, cutting force is to spread around, ensures V-type half enough by the power that inner bolt transmits
The depressed knife not loose phenomenon in cutting of round valve ball 7.Editor's quadrant program can process spherical surface, wherein only V-type is open
There are interrupted cuts for a distance, ensure that and interrupted cut is not present in the range of ball face sealing.It is using digital control system editable
Roughing and finishing procedures ensure spherical surface roughness and spherical surface circularity.Cutting spherical surface lines is with the sealing surface lines side of valve seat
To consistent, sealing effect of the valve ball with valve seat is improved.After process finishing, all screws for coming loose on movable block 3 take out opening gear
Circle 4 and plug 2, finally obtain a manufactured valve ball.
The present invention connects valve ball, core print seat with plug.When plug is by thrust, plug drives split washer, makes it
V-type semicircle valve ball is pushed, V-type semicircle valve ball axis hole end face, which is close to fixed block positioning surface, to move, and finally make valve ball completely solid
It is scheduled in tooling.Spherical surface is processed using numerically-controlled machine tool combination tooling, while improving production efficiency, ensureing quality, is processed
The spherical surface come also has better seal effect with valve seat.
Claims (6)
1. a kind of spherical surface processing tool based on lathe in machining V-type semicircle valve ball, which is characterized in that including pedestal（1）With
Plug（2）, the pedestal（1）Including disk（13）And it is fixed on disk（13）On fixed block（11）And core print seat（12）, bottom
Seat（1）On be additionally provided with and fixed block（11）And core print seat（12）Coaxial movable block（3）；The fixed block（11）And core print seat（12）On
Equipped with internal spline, plug（2）Middle part and head be equipped with external splines；Plug（2）Middle part be inserted into core print seat（12）It is interior, plug（2）
Head close to fixed block（11）And it is cased with split washer（4）；The movable block（3）It is equipped with to push plug（2）Tail portion
Hold out against structure（5）.
2. the spherical surface processing tool according to claim 1 based on lathe in machining V-type semicircle valve ball, feature exist
In the plug（2）Tail portion, movable block（3）And fixed block（11）Height be less than V-type semicircle valve ball（7）Rotation center
Line height.
3. the spherical surface processing tool according to claim 1 based on lathe in machining V-type semicircle valve ball, feature exist
In the plug（2）Head is close to core print seat（12）One end be equipped with step, split washer（4）It is sleeved on step.
4. the spherical surface processing tool according to claim 1 based on lathe in machining V-type semicircle valve ball, feature exist
In the movable block（3）Upper end center be provided with threaded hole, it is described to hold out against structure（5）For the screw being mounted in threaded hole.
5. the spherical surface processing tool according to claim 1 based on lathe in machining V-type semicircle valve ball, feature exist
In the plug（2）Tail portion be equipped with block（21）.
6. the spherical surface processing tool according to claim 1 based on lathe in machining V-type semicircle valve ball, feature exist
In the split washer（4）Shape is annular U formulas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144245.XA CN108161030B (en) | 2018-02-12 | 2018-02-12 | Sphere processing tool for processing V-shaped semicircular valve ball based on numerical control lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144245.XA CN108161030B (en) | 2018-02-12 | 2018-02-12 | Sphere processing tool for processing V-shaped semicircular valve ball based on numerical control lathe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108161030A true CN108161030A (en) | 2018-06-15 |
| CN108161030B CN108161030B (en) | 2024-05-10 |
Family
ID=62512431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810144245.XA Active CN108161030B (en) | 2018-02-12 | 2018-02-12 | Sphere processing tool for processing V-shaped semicircular valve ball based on numerical control lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108161030B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191513284A (en) * | 1915-09-17 | 1916-08-31 | William Lawes Cole | Improvements in Lathes, particularly adapted for Producing Shells and the like. |
| US4617845A (en) * | 1983-03-29 | 1986-10-21 | Mitsubishi Jukogio Kabushiki Kaisha | Method and apparatus for working peripheral wall of hemispherical shell |
| CN201880940U (en) * | 2010-03-31 | 2011-06-29 | 长春设备工艺研究所 | Device used for quickly replacing machine bit and other taper-shank tools |
| KR20140108859A (en) * | 2013-03-04 | 2014-09-15 | 김향수 | Grinding device for ball valves ball epicenter |
| CN105234721A (en) * | 2015-10-22 | 2016-01-13 | 重庆颖泉标准件有限公司 | Locating device for machining of spherical end of gear shift oscillating bar on automobile transmission |
| CN206029348U (en) * | 2016-08-24 | 2017-03-22 | 十堰高明精密机械有限公司 | Auto steering ware casing processing four -axis frock |
| CN206405790U (en) * | 2016-10-14 | 2017-08-15 | 宁夏天地奔牛实业集团有限公司 | Sliding wheel-class parts V-groove processing and loading clamp positioner |
| CN107570973A (en) * | 2017-09-28 | 2018-01-12 | 中国航发动力股份有限公司 | One kind is used for clamshell type ball bearing processing unit (plant) and its processing method |
| CN206925207U (en) * | 2017-06-30 | 2018-01-26 | 隆昌山川精密焊管有限责任公司 | A kind of hole punching positioning device for opening steel pipe |
| CN208033667U (en) * | 2018-02-12 | 2018-11-02 | 无锡智能自控工程股份有限公司 | A kind of spherical surface processing tool based on lathe in machining V-type semicircle valve ball |
-
2018
- 2018-02-12 CN CN201810144245.XA patent/CN108161030B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191513284A (en) * | 1915-09-17 | 1916-08-31 | William Lawes Cole | Improvements in Lathes, particularly adapted for Producing Shells and the like. |
| US4617845A (en) * | 1983-03-29 | 1986-10-21 | Mitsubishi Jukogio Kabushiki Kaisha | Method and apparatus for working peripheral wall of hemispherical shell |
| CN201880940U (en) * | 2010-03-31 | 2011-06-29 | 长春设备工艺研究所 | Device used for quickly replacing machine bit and other taper-shank tools |
| KR20140108859A (en) * | 2013-03-04 | 2014-09-15 | 김향수 | Grinding device for ball valves ball epicenter |
| CN105234721A (en) * | 2015-10-22 | 2016-01-13 | 重庆颖泉标准件有限公司 | Locating device for machining of spherical end of gear shift oscillating bar on automobile transmission |
| CN206029348U (en) * | 2016-08-24 | 2017-03-22 | 十堰高明精密机械有限公司 | Auto steering ware casing processing four -axis frock |
| CN206405790U (en) * | 2016-10-14 | 2017-08-15 | 宁夏天地奔牛实业集团有限公司 | Sliding wheel-class parts V-groove processing and loading clamp positioner |
| CN206925207U (en) * | 2017-06-30 | 2018-01-26 | 隆昌山川精密焊管有限责任公司 | A kind of hole punching positioning device for opening steel pipe |
| CN107570973A (en) * | 2017-09-28 | 2018-01-12 | 中国航发动力股份有限公司 | One kind is used for clamshell type ball bearing processing unit (plant) and its processing method |
| CN208033667U (en) * | 2018-02-12 | 2018-11-02 | 无锡智能自控工程股份有限公司 | A kind of spherical surface processing tool based on lathe in machining V-type semicircle valve ball |
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| Publication number | Publication date |
|---|---|
| CN108161030B (en) | 2024-05-10 |
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