CN109968145A - Three eccentricity conic section band follows grinding attachment - Google Patents
Three eccentricity conic section band follows grinding attachment Download PDFInfo
- Publication number
- CN109968145A CN109968145A CN201910198531.9A CN201910198531A CN109968145A CN 109968145 A CN109968145 A CN 109968145A CN 201910198531 A CN201910198531 A CN 201910198531A CN 109968145 A CN109968145 A CN 109968145A
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- Prior art keywords
- grinding
- eccentricity
- conic section
- shaft
- large torque
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention provides a kind of three eccentricity conic section bands to follow grinding attachment, it include: that large torque can position static pressure rotary worktable, it includes shaft, static fixed station and runner assembly, and the shaft is installed in rotation on static fixed station, and the shaft top is equipped with runner assembly；Vertical shaft type taper grinding device, being mounted on large torque can position right above static pressure rotary worktable；The vertical shaft type taper grinding device includes grinding axis；The grinding machine head can do in XY axial plane ± 20 ° of stepless angular turns under the drive of grinding axis；Clamp body, being mounted on large torque by centring means can position on static pressure rotary worktable；The clamp body is set for fixing three-eccentric-butterfly-valve.The drawbacks of present invention rotates the functional relation of angle, θ and element of cone z ' by control runner assembly, and original process are overcome from Principle of Grinding and Cutting, improves machine tooling efficiency, improves workpiece surface quality.
Description
Technical field
The present invention relates to grinding machine wheel-dresser tool fields, and in particular to a kind of three eccentricity conic section band follows grinding attachment.
Background technique
Now with the vertical compound grinding machine of numerical control high-precision developed in recent years in the extensive use of every profession and trade, it is suitable for big
Type, precision bearing manufactory to cylinder, circular cone, the inside and outside lasso of ball bearing, the high-volume on each surface of raceway and end face, multi items,
The finishing of more specifications is ground.Especially in the public's praise of the industries such as bearing, gear, blower and valve, so that the type machine
Bed becomes an emerging mainstream industry of entire machine industry.In previous valve enterprise, to three-eccentric-butterfly-valve valve body and butterfly
For the sealed faying face of valve deck all by the way of turnery processing, machining accuracy is low.And traditional numerical control vertical grinder can only be along feed shaft
It both horizontally and vertically moves, numerical control linked grinding, but this mode can only be used for grinding three eccentricity valve parts
The angle precision of grinding is bad, and grinding efficiency is low, by surface quality and work essence on the basis of can not founding vehicle from preceding working procedure
Degree accomplishes biggish promotion.
Such as number of patent application is the patent document of CN201520306082.2, it discloses a kind of vertical vehicle grinding attachment,
It includes the connecting plate for connecting with vertical vehicle feeding main shaft, and including the motor being fixed on connecting plate, motor is passed using belt
Motivation structure drives grinding wheel spindle；The grinding wheel spindle front end is the grinding wheel for being ground workpiece；It further include for cooling down grinding wheel
Cooling device., in the presence of that can only use numerical control linked grinding, the angle precision of grinding is bad, and grinding efficiency is low, can not be in the past for it
Surface quality and operating accuracy are accomplished into biggish promotion on the basis of the vertical vehicle of procedure.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of three eccentricity conic section bands to follow grinding attachment, solves existing grinding attachment only
Numerical control linked grinding can be used, the angle precision that there is grinding is bad, and grinding efficiency is low, can not found vehicle from preceding working procedure
On the basis of surface quality and operating accuracy are accomplished to the defect of biggish promotion.
It is a further object to provide a kind of three eccentricity conic section bands to follow grinding attachment, solves existing
Structure is complicated for the coolant apparatus of grinding attachment, the defect of spray coolant inaccuracy.
(2) technical solution
In order to solve the above-mentioned technical problems, the present invention provides a kind of three eccentricity conic section bands to follow grinding attachment, comprising: big
Torque can position static pressure rotary worktable comprising shaft, static fixed station and runner assembly, the shaft are rotatably mounted
On static fixed station, the shaft top is equipped with runner assembly；
Vertical shaft type taper grinding device, being mounted on large torque can position right above static pressure rotary worktable；The vertical shaft type taper
Grinding attachment includes grinding axis, and the grinding shaft end is equipped with grinding machine head；The grinding machine head includes inner stationary shaft core and outer grinding
Wheel, the outer Grinding wheel are mounted on inner stationary shaft core periphery, the inner stationary shaft core installation grinding shaft end；The grinding machine head exists
± 20 ° of stepless angular turns in XY axial plane can be done by being ground under the drive of axis；
Clamp body, being mounted on large torque by centring means can position on static pressure rotary worktable；The clamp body is set for solid
Determine three-eccentric-butterfly-valve；Wherein, vertical shaft type taper grinding device can position the runner assembly of static pressure rotary worktable according to large torque
Reciprocal become of functional relation progress for rotating angle, θ and element of cone z ' accelerates grinding three eccentricity conic section band；
Here, θ is the angle of runner assembly rotation, and z ' is element of cone.β is that three-eccentric-butterfly-valve valve body is ground with vertical shaft type taper
Angle between turning device；α is the inclined surface of centring means and the drift angle of X-axis；D is three-eccentric-butterfly-valve internal diameter.The present invention uses
Inner stationary shaft core and outer Grinding wheel double-layer structure, the grinding machine head can do in XY XY axial plane under the drive of grinding axis ±
20 ° of stepless angular turns；Bistrique is past along the bus progress straight line of the conical surface after bistrique and feed mechanism can be rotated to an angle
Multiple movement, Grinder bench is using large torque direct drive of torque motor, it can be achieved that bistrique was rotated along the bus of the conical surface with workbench
Follow grinding mode, and by the functional relation of control runner assembly rotation angle, θ and element of cone z ', from Principle of Grinding and Cutting
On the drawbacks of overcoming original process, improve machine tooling efficiency, improve workpiece surface quality.
Preferably, the shaft that the large torque can position static pressure rotary worktable connects driving by torque motor certainly.It is more excellent
Carry out full closed loop control by Circular gratings；The present invention connects driving certainly using torque motor, and carries out full closed loop control by Circular gratings,
The control of its rotational angle is more accurate.
Preferably, it is that inclined inclined-plane, center are equipped with fixation hole, institute from one end to the other end that the clamp body, which has top,
It states fixation hole and is provided with upper fixing element, be used for jockey body and three-eccentric-butterfly-valve；Fixed part includes fixed ring, described
Fixed ring periphery is equipped with flange, and the fixed ring bottom end is equipped with insertion piece；The insertion piece is cylinder, and bottom center has
The smooth taper groove body being recessed inwardly；The insertion piece is fixedly connected with fixed ring by fastening bolt；The centring means packet
Disk is included, there is the collar flange of evagination on the outside of the disk bottom, the disk medial center has the groove being recessed upwards.
Centring means of the present invention, upper fixing element, fix, are not easy to shift.
Preferably, the runner assembly includes top plate and bottom plate, and the top plate is connected with bottom plate by reinforcing rib；It is described to add
Strengthening tendons are equipped with through-hole.Runner assembly structural strength of the invention is high, lighter in weight.
Preferably, the grinding axis two sides are equipped with side lever, and the side lever bottom end is equipped with coolant liquid extension, the coolant liquid
Equipped with around blade assembly grinding axis and on the inside of coolant liquid extension on extension；The coolant liquid extension is external
Coolant liquid；The coolant liquid extends pipe end and is equipped with spray head, and the blade assembly is located above spray head；The blade assembly is used for
Air-flow is pushed to move downward；The spray head is cone-shaped.The present invention is purged the coolant liquid sprayed to mill using blade assembly
It cuts at the grinding of head；Blade assembly rotation continue gas is taken away, cooperation spray head be it is cone-shaped, generate Bernoulli effect, spraying
Head lower section forms negative pressure, its coolant liquid effect downwards of guidance coolant liquid directly, reduces the waste of sprinkling, reduces to coolant liquid
The requirement of power can be accomplished to rely only on gravity, so that it may continuously take coolant liquid away.
Preferably, the blade assembly includes primary blades and auxiliary blade, and the primary blades and auxiliary blade pass through arc
Connection sheet is connected, and the primary blades and auxiliary blade are for pushing air-flow to move downward.The present invention passes through setting primary blades and auxiliary
Blade is helped, its pumping is strengthened.
(3) beneficial effect
A kind of three eccentricity conic section band provided by the invention follows grinding attachment, has the advantage that
Present invention employs inner stationary shaft core and outer Grinding wheel double-layer structure, the grinding machine head can be XY under the drive of grinding axis
± 20 ° of stepless angular turns in XY axial plane；It can be by bistrique after bistrique and feed mechanism one angle of rotation along the mother of the conical surface
Line carry out straight reciprocating motion, Grinder bench use large torque direct drive of torque motor, it can be achieved that bistrique along the conical surface bus with
The follow grinding mode of workbench rotation, and pass through the functional relation of control runner assembly rotation angle, θ and element of cone z '
Formula, the drawbacks of original process are overcome from Principle of Grinding and Cutting, improve machine tooling efficiency, improve workpiece surface quality.
Detailed description of the invention
Fig. 1 is that the three eccentricity conic section band of the embodiment of the present invention 1 follows grinding attachment structure chart；
Fig. 2 is that the three eccentricity conic section band of Fig. 1 follows the large torque of grinding attachment that can position static pressure rotary worktable and vertical shaft
Formula taper grinding device matching chart；
Fig. 3 is that three eccentricity conic section band of the invention follows the large torque of grinding attachment that can position static pressure rotary worktable and stand
Shaft type taper grinding device angular compliance structure chart；
Fig. 4 is the blade assembly side view that three eccentricity conic section band of the invention follows grinding attachment；
Fig. 5 is the blade assembly top view that three eccentricity conic section band of the invention follows grinding attachment；
Fig. 6 is the grinding angle schematic diagram that three eccentricity conic section band of the invention follows grinding attachment.
1, large torque can position static pressure rotary worktable, 2, shaft, 3, static fixed station, 4, runner assembly, 5, vertical shaft type
Taper grinding device, 6, grinding axis, 7, grinding machine head, 8, inner stationary shaft core, 9, outer Grinding wheel, 10, centring means, 11, inclined-plane,
12, fixation hole, 13, fixed ring, 14, flange, 15, insertion piece, 16, taper groove body, 17, top plate, 18, bottom plate, 19, reinforcing rib,
20, through-hole, 21, side lever, 22, coolant liquid extension, 23, blade assembly, 24, spray head, 25, primary blades, 26, auxiliary blade, 27,
Upper fixing element, 28, disk, 29, collar flange, 30, groove, 31, clamp body, 32, three eccentricity valve body.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term " on ",
The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is connected directly, it can also be indirectly connected through an intermediary.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention with concrete condition.
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the present invention provides a kind of three eccentricity conic section bands, and grinding to be followed to fill
It sets, comprising: large torque can position static pressure rotary worktable 1 comprising shaft 2, static fixed station 3 and runner assembly 4, described turn
Axis is installed in rotation on static fixed station, and the shaft top is equipped with runner assembly；
Vertical shaft type taper grinding device 5, being mounted on large torque can position right above static pressure rotary worktable；The vertical shaft type taper
Grinding attachment includes grinding axis 6, and the grinding shaft end is equipped with grinding machine head 7；The grinding machine head includes inner stationary shaft core 8 and outer mill
Wheel 9 is cut, the outer Grinding wheel is mounted on inner stationary shaft core periphery, the inner stationary shaft core installation grinding shaft end；The grinding
Head can do ± 20 ° of stepless angular turns in XY XY axial plane under the drive of grinding axis；
Clamp body 31, being mounted on large torque by centring means 10 can position on static pressure rotary worktable；The clamp body sets use
In fixed three-eccentric-butterfly-valve 100；Wherein, vertical shaft type taper grinding device can position turning for static pressure rotary worktable according to large torque
The functional relation of dynamic component rotation angle, θ and element of cone z ' carry out reciprocal become and accelerate grinding three eccentricity conic section band；
Here, θ is the angle of runner assembly rotation, and z ' is element of cone.β is that three-eccentric-butterfly-valve valve body is ground with vertical shaft type taper
Angle between turning device；α is the inclined surface of centring means and the drift angle of X-axis；D is three-eccentric-butterfly-valve internal diameter.The present invention uses
Inner stationary shaft core and outer Grinding wheel double-layer structure, the grinding machine head can do in XY axial plane ± 20 ° under the drive of grinding axis
Stepless angular turn；Bistrique after bistrique and feed mechanism one angle of rotation can be subjected to linear reciprocation fortune along the bus of the conical surface
Dynamic, Grinder bench uses large torque direct drive of torque motor, it can be achieved that bistrique is servo-actuated along the bus of the conical surface with what workbench rotated
Grinding method, and by the functional relation of control runner assembly rotation angle, θ and element of cone z ', from Principle of Grinding and Cutting on gram
The drawbacks of having taken original process improves machine tooling efficiency, improves workpiece surface quality.
The shaft that the large torque can position static pressure rotary worktable connects driving by torque motor certainly.More preferably by circle light
Grid carry out full closed loop control；The present invention connects driving certainly using torque motor, and carries out full closed loop control, angle of rotation by Circular gratings
Degree control is more accurate.
It is that inclined inclined-plane 11, the inclined-plane center are equipped with fixation hole from one end to the other end that the clamp body, which has top,
12, the fixation hole is provided with upper fixing element 27, is used for jockey body and three-eccentric-butterfly-valve；Fixed part includes fixing
Ring 13, the fixed ring periphery are equipped with flange 14, and the fixed ring bottom end is equipped with insertion piece 15；The insertion piece is cylinder,
Its bottom center has the smooth taper groove body 16 being recessed inwardly；The insertion piece is fixedly connected with fixation by fastening bolt
Ring.The centring means includes disk 28, collar flange 29 of the disk bottom outside with evagination, in the disk inside
The heart has the groove 30 being recessed upwards.
The runner assembly includes top plate 17 and bottom plate 18, and the top plate is connected with bottom plate by reinforcing rib 19；It is described to add
Strengthening tendons are equipped with through-hole 20.
The grinding axis two sides are equipped with side lever 21, and the side lever bottom end is equipped with coolant liquid extension 22, and the coolant liquid is prolonged
It stretches on pipe equipped with around blade assembly 23 grinding axis and on the inside of coolant liquid extension；The coolant liquid extension is external
Coolant liquid；The coolant liquid extends pipe end and is equipped with spray head 24, and the blade assembly is located above spray head；The blade assembly is used
It is moved downward in promotion air-flow；The spray head is cone-shaped.Blade assembly is located at 1-3cm on spray head.The present invention uses blade group
Part purges the coolant liquid sprayed to the grinding of grinding machine head；Blade assembly rotation continues to take away gas, and cooperation spray head is
It is cone-shaped, Bernoulli effect is generated, forms negative pressure below spray head, its coolant liquid effect downwards of guidance coolant liquid directly, is reduced
The waste of sprinkling reduces the requirement to cooling hydraulic power, can accomplish to rely only on gravity, so that it may continuously take away
Coolant liquid.
The blade assembly includes primary blades 25 and auxiliary blade 26, and the primary blades are connected with auxiliary blade by arc
Piece is connected, and the primary blades and auxiliary blade are for pushing air-flow to move downward.
When the present embodiment is implemented, large torque can position static pressure rotary worktable and drive centring means and its mounted thereto
Three-eccentric-butterfly-valve rotation；Vertical shaft type taper grinding device rotation drives grinding machine head to do ± 20 ° of stepless angular turns in XY axial plane；
The rotation for being ground axis drives the rotation of blade assembly, the coolant liquid that coolant liquid extension is sprayed, purging to region to be cooled.
The various embodiments described above are merely to illustrate the present invention, wherein the structure of each component, connection type etc. are all can be
Variation, all equivalents and improvement carried out based on the technical solution of the present invention should not be excluded of the invention
Except protection scope.
Claims (6)
1. a kind of three eccentricity conic section band follows grinding attachment characterized by comprising
Large torque can position static pressure rotary worktable comprising shaft, static fixed station and runner assembly, the shaft can be rotated
Ground is mounted on static fixed station, and the shaft top is equipped with runner assembly；
Vertical shaft type taper grinding device, being mounted on large torque can position right above static pressure rotary worktable；The vertical shaft type taper
Grinding attachment includes grinding axis, and the grinding shaft end is equipped with grinding machine head；The grinding machine head includes inner stationary shaft core and outer grinding
Wheel, the outer Grinding wheel are mounted on inner stationary shaft core periphery, the inner stationary shaft core installation grinding shaft end；The grinding machine head is used
± 20 ° of stepless angular turns can be done in XY axial plane under the drive in grinding axis；
Clamp body, being mounted on large torque by centring means can position on static pressure rotary worktable；The clamp body is set for solid
Determine three-eccentric-butterfly-valve；Wherein, vertical shaft type taper grinding device can position the runner assembly of static pressure rotary worktable according to large torque
Reciprocal become of functional relation progress for rotating angle, θ and element of cone z ' accelerates grinding three eccentricity conic section band；
Here, θ is the angle of runner assembly rotation, and z ' is element of cone.
2. three eccentricity conic section band as described in claim 1 follows grinding attachment, which is characterized in that the large torque can be determined
The shaft of position static pressure rotary worktable connects driving by torque motor certainly.
3. three eccentricity conic section band as described in claim 1 follows grinding attachment, which is characterized in that the clamp body has
Top is that inclined inclined-plane, inclined-plane center are equipped with fixation hole from one end to the other end, and the fixation hole is provided with upper fixing element, uses
In jockey body and three-eccentric-butterfly-valve；Fixed part includes fixed ring, and the fixed ring periphery is equipped with flange, described solid
Ring bottom end is determined equipped with insertion piece, the insertion piece；The insertion piece is cylinder, and bottom center is smooth with being recessed inwardly
Taper groove body；The insertion piece is fixedly connected with fixed ring by fastening bolt；The centring means includes disk, the disk
Bottom outside has the collar flange of evagination, and the disk medial center has the groove being recessed upwards.
4. the three eccentricity conic section band as described in claims 1 or 2 or 3 follows grinding attachment, which is characterized in that the rotation
Component includes top plate and bottom plate, and the top plate is connected with bottom plate by reinforcing rib；The reinforcing rib is equipped with through-hole.
5. the three eccentricity conic section band as described in claims 1 or 2 or 3 follows grinding attachment, which is characterized in that the grinding
Axis two sides are equipped with side lever, and the side lever bottom end is equipped with coolant liquid extension, is equipped on the coolant liquid extension around grinding axis
And be located at coolant liquid extension on the inside of blade assembly；The blade assembly is for pushing air-flow to move downward the coolant liquid
The external coolant liquid of extension；The coolant liquid extends pipe end and is equipped with spray head, and the blade assembly is located above spray head.
6. three eccentricity conic section band as claimed in claim 5 follows grinding attachment, which is characterized in that the blade assembly packet
Primary blades and auxiliary blade are included, the primary blades are connected with auxiliary blade by arc connection sheet, the primary blades and auxiliary lobe
Piece is for pushing air-flow to move downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198531.9A CN109968145A (en) | 2019-03-15 | 2019-03-15 | Three eccentricity conic section band follows grinding attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198531.9A CN109968145A (en) | 2019-03-15 | 2019-03-15 | Three eccentricity conic section band follows grinding attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109968145A true CN109968145A (en) | 2019-07-05 |
Family
ID=67079089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910198531.9A Pending CN109968145A (en) | 2019-03-15 | 2019-03-15 | Three eccentricity conic section band follows grinding attachment |
Country Status (1)
| Country | Link |
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| CN (1) | CN109968145A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238381A (en) * | 2020-07-29 | 2021-01-19 | 天津林凯数控机床有限公司 | Following grinding device and method for triple eccentric butterfly valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4254937A (en) * | 1978-11-17 | 1981-03-10 | Aktiebolaget Somas Ventiler | Butterfly valve |
| CN101200009A (en) * | 2006-12-12 | 2008-06-18 | 上海茂德企业发展有限公司 | Valve tri-eccentric seal surface milling processing special numerical control combination machine |
| CN201335156Y (en) * | 2008-12-03 | 2009-10-28 | 郑州阀门厂 | Tri-eccentric metallic seal butterfly valve and valve body and butterfly plate thereof |
| CN106077947A (en) * | 2016-07-05 | 2016-11-09 | 温州大学 | A kind of constant speed elliptical orbit laser precision machining method of oblique cone round platform |
| KR101675568B1 (en) * | 2016-09-09 | 2016-11-14 | (주)아나이엔지 | Device for processing seat surface of triple eccentric butterfly valve |
| CN206185512U (en) * | 2016-10-21 | 2017-05-24 | 重庆世壮仪器仪表有限公司 | Triple offset butterfly valve valve body processing frock |
| CN108655878A (en) * | 2018-05-14 | 2018-10-16 | 永嘉县信诚科技服务有限公司 | Three-eccentric-butterfly-valve valve base sealing surface grinding |
-
2019
- 2019-03-15 CN CN201910198531.9A patent/CN109968145A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4254937A (en) * | 1978-11-17 | 1981-03-10 | Aktiebolaget Somas Ventiler | Butterfly valve |
| CN101200009A (en) * | 2006-12-12 | 2008-06-18 | 上海茂德企业发展有限公司 | Valve tri-eccentric seal surface milling processing special numerical control combination machine |
| CN201335156Y (en) * | 2008-12-03 | 2009-10-28 | 郑州阀门厂 | Tri-eccentric metallic seal butterfly valve and valve body and butterfly plate thereof |
| CN106077947A (en) * | 2016-07-05 | 2016-11-09 | 温州大学 | A kind of constant speed elliptical orbit laser precision machining method of oblique cone round platform |
| KR101675568B1 (en) * | 2016-09-09 | 2016-11-14 | (주)아나이엔지 | Device for processing seat surface of triple eccentric butterfly valve |
| CN206185512U (en) * | 2016-10-21 | 2017-05-24 | 重庆世壮仪器仪表有限公司 | Triple offset butterfly valve valve body processing frock |
| CN108655878A (en) * | 2018-05-14 | 2018-10-16 | 永嘉县信诚科技服务有限公司 | Three-eccentric-butterfly-valve valve base sealing surface grinding |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238381A (en) * | 2020-07-29 | 2021-01-19 | 天津林凯数控机床有限公司 | Following grinding device and method for triple eccentric butterfly valve |
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Application publication date: 20190705 |
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