CN107378751A - A kind of online valve grinding device - Google Patents
A kind of online valve grinding device Download PDFInfo
- Publication number
- CN107378751A CN107378751A CN201710758489.2A CN201710758489A CN107378751A CN 107378751 A CN107378751 A CN 107378751A CN 201710758489 A CN201710758489 A CN 201710758489A CN 107378751 A CN107378751 A CN 107378751A
- Authority
- CN
- China
- Prior art keywords
- valve seat
- grinding
- valve
- support
- slide
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/042—Lapping machines or devices; Accessories designed for working plane surfaces operating processes therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
-
- 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
- B24B41/02—Frames; Beds; Carriages
-
- 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
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a kind of online valve grinding device, including a support；One positioning is arranged on the locating support of valve body upper end, and locating support is arranged on support；One grinding mechanism for being ground to the sealing surface of valve seat；One is used to drive the sliding equipment that axis direction of the grinding mechanism along valve seat is slided up and down, sliding equipment includes the slide unit that is arranged on locating support and enters the slide of line slip along the short transverse of slide unit, the lower end of slide unit is arranged on locating support, stepper motor is provided with the upper end of slide unit, stepper motor drives short transverse of the slide along slide unit to slide by transmission mechanism；One PLC control system, PLC control system connect with grinding mechanism and stepper motor communication respectively.The present invention without valve seat be disassembled, can scene the sealing surface of valve seat is ground, not only reduce the labor intensity of operating personnel, and the sealing surface of valve seat can be made uniformly to be ground, grinding efficiency and grinding precision are higher.
Description
Technical field
The present invention relates to lapping device technical field, is related specifically to a kind of online valve grinding device.
Background technology
Valve is the control unit in fluid delivery system, has cut-off, regulation, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting
Or the function such as overflow pressure relief.For the valve of fluid control systems, from simplest stop valve to extremely complex robot control system(RCS)
In used various valves, its kind and specification are quite various.
Valve includes valve body and is arranged on the valve seat of valve inner, and the valve being engaged with valve seat is additionally provided with the inside of valve body
Core, valve element are connected with valve rod, and inlet is provided with the side of valve body, and liquid outlet is provided with, it is necessary to feed liquor in the opposite side of valve body
When, operating personnel's rotary valve rod, making valve element, so that valve is in open mode, liquid passes through inlet, valve seat away from valve seat
And liquid outlet is flowed into the device for needing liquid；When not needing feed liquor, operating personnel reversely rotate valve rod, make valve element close
Valve seat and coordinating with valve seat is sealed, so that valve is closed, and valve seat can exist after prolonged wash away
Thicker dirt is produced on the sealing surface coordinated with valve element, the serious serious sealing property of valve of this dirt, in order to remove
Above-mentioned dirt, it is necessary to which operating personnel are periodically ground to valve seat, get rid of by the dirt that will be attached on the sealing surface of valve seat.
At present, when removal is attached to the dirt on sealing surface of seat, the overwhelming majority needs to disassemble valve seat, then
The labor intensity of operating personnel is not only increased using such a mode, and be difficult to make valve come what is completed by underhand polish again
The sealing surface of seat is uniformly ground, and grinding efficiency and grinding precision are relatively low, and above-mentioned deficiency gives the grinding work band of valve seat
Larger inconvenience is carried out.
But in view of the shortcomings of the prior art, developer is necessary to develop a kind of reasonable in design, simple in construction, operation side
Just, without valve seat be disassembled, can scene the sealing surface of valve seat is ground, not only reduce the work of operating personnel
Intensity, and the sealing surface of valve seat can be made uniformly to be ground, grinding efficiency and the higher online valve of grinding precision
Lapping device.
The content of the invention
To solve the problems, such as that prior art is present, the object of the invention provides a kind of reasonable in design, simple in construction, operation side
Just, without valve seat be disassembled, can scene the sealing surface of valve seat is ground, not only reduce the work of operating personnel
Intensity, and the sealing surface of valve seat can be made uniformly to be ground, grinding efficiency and the higher online valve of grinding precision
Lapping device.
To solve above technical problem, the present invention is realized using following technical scheme：
A kind of online valve grinding device, it is characterised in that including
One support；
One positioning is arranged on the locating support of valve body upper end, and the locating support is arranged on support；
One grinding mechanism for being ground to the sealing surface of valve seat；
One is used to drive the sliding equipment that axis direction of the grinding mechanism along valve seat is slided up and down, the sliding equipment
Enter the slide of line slip including the slide unit that is arranged on locating support and along the short transverse of slide unit, the lower end of the slide unit is set
On locating support, stepper motor is provided with the upper end of the slide unit, the stepper motor drives slide edge by transmission mechanism
The short transverse of slide unit is slided；
One PLC control system, the PLC control system connect with grinding mechanism and stepper motor communication respectively.
In a preferred embodiment of the invention, the grinding mechanism includes main shaft and drives the motor of main axis,
Abrasive disk is installed in the lower end of the main shaft, is provided with what is be engaged with the sealing surface of valve seat on the outward flange of the abrasive disk
Grind boss, be provided with pressure sensor on the abrasive disk, the upper end of the main shaft through locating support by turbine box and
Motor is connected, and the turbine box is connected by mounting seat with slide, and the motor controls with PLC respectively with pressure sensor
System communication connects.
In a preferred embodiment of the invention, coordinate between the sealing surface of the grinding boss and valve seat for inclined-plane.
In a preferred embodiment of the invention, the transmission mechanism includes screw mandrel and the screw being arranged on screw mandrel,
The upper end of the screw mandrel is connected with the output shaft of stepper motor.
In a preferred embodiment of the invention, it is provided with universal wheel in the lower end of the support.
Compared with prior art, the present invention is provided with support, locating support, grinding mechanism and sliding equipment, to the close of valve seat
When front cover is ground, need to only be moved to support needs at the valve seat that grinds, by locating support be fixed on valve body upper end and
Coaxial with valve body, grinding mechanism is operated with sliding equipment under the control of PLC control system, is adopted the structure without inciting somebody to action
Valve seat disassembles, can scene the sealing surface of valve seat is ground, not only reduce the labor intensity of operating personnel, and
The sealing surface of valve seat can be made uniformly to be ground, while effectively raise grinding efficiency and grinding precision.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Shown in reference picture 1, a kind of online valve grinding device for being provided in figure, including support, locating support 100, grinding
Mechanism 200, sliding equipment 300 and PLC control system.
Universal wheel is provided with the lower end of support, is easy to support being moved to the position for the valve seat 500 for needing to be ground, just
In operation, the labor intensity of operating personnel is reduced.
The location and installation of locating support 100 is on the upper end of valve body 400, and locating support 100 is arranged on support, locating support
100 are installed in by bolt 700 on the upper end of valve body 400, and axis overlaps with the axis of valve body 400.
Grinding mechanism 200 is used to be ground the sealing surface 510 of valve seat 500, and grinding mechanism 200 includes the He of main shaft 230
The motor 210 of main axis 230 is driven, abrasive disk 260 is installed in the lower end of main shaft 230, on the outward flange of abrasive disk 260
The grinding boss 261 being engaged provided with the sealing surface 510 with valve seat 500, pressure sensor, main shaft are provided with abrasive disk 260
230 upper end is connected through locating support 100 by turbine box 220 with motor 210, turbine box 220 by mounting seat 240 with
Slide 330 is connected, and mounting seat 240 is fixedly mounted on slide 330 by bolt 600, and motor 210 is distinguished with pressure sensor
Communicate and connect with PLC control system.
Copper sheathing 250 is provided between locating support 100 and main shaft 230, avoids main shaft 230 from being worn in rotary course,
Also effectively avoid locating support 100 from being worn simultaneously, effectively raise the lapping device service life.
Sliding equipment 300 is used to drive axis direction of the grinding mechanism 200 along valve seat 500 to be slided up and down, skate machine
Structure 300 includes the slide unit 310 that is arranged on locating support 100 and enters the slide 330 of line slip along the short transverse of slide unit 310,
The lower end of slide unit 310 is arranged on locating support 100, and stepper motor 320 is provided with the upper end of slide unit 310, and stepper motor 320 is logical
Crossing transmission mechanism drives short transverse of the slide 330 along slide unit 310 to slide, and stepper motor 320 connects with PLC control system communication
Connect.
Grind and coordinate between boss 261 and the sealing surface 510 of valve seat 500 for inclined-plane, be easy to the sealing surface to valve seat 500
510 are ground, and effectively raise grinding precision.
Transmission mechanism includes screw mandrel and the screw being arranged on screw mandrel, the upper end of screw mandrel and the output shaft of stepper motor 320
It is connected, needs that other transmission mechanisms can also be selected as the case may be.
The concrete operating principle of the present invention is as follows：
When the sealing surface 510 to valve seat 500 is ground, support is moved to the valve seat for needing to grind by universal wheel
At 500, locating support 100 is fixed on the upper end of valve body 400 and, then PLC control coaxial with valve body 400 by bolt 700
System controls sliding equipment and grinding mechanism to be operated, and stepper motor 320 drives screw mandrel to be rotated, so that screw drives
Short transverse of the grinding mechanism 200 along slide unit 310 moves downward, when abrasive disk 260 grinding boss 261 and valve seat 500 it is close
When pressure between front cover 510 reaches setting value, pressure sensor sends the pressure signal of detection to PLC control system, PLC
Control system control stepper motor 320 only works, so that abrasive disk 260 is ground to the sealing surface 510 of valve seat 500.
The present invention is provided with support, locating support, grinding mechanism and sliding equipment in summary, and the sealing surface of valve seat is carried out
During grinding, need to only be moved to support is needed at the valve seat that grinds, and locating support is fixed on into the upper end of valve body and same with valve body
Axle, grinding mechanism are operated with sliding equipment under the control of PLC control system, are adopted the structure without valve seat is dismantled
Get off, can scene the sealing surface of valve seat is ground, not only reduce the labor intensity of operating personnel, and valve can be made
The sealing surface of seat is uniformly ground, while effectively raises grinding efficiency and grinding precision.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (5)
- A kind of 1. online valve grinding device, it is characterised in that includingOne support；One positioning is arranged on the locating support of valve body upper end, and the locating support is arranged on support；One grinding mechanism for being ground to the sealing surface of valve seat；One is used to drive the sliding equipment that axis direction of the grinding mechanism along valve seat is slided up and down, and the sliding equipment includes The slide unit that is arranged on locating support and enter the slide of line slip along the short transverse of slide unit, it is fixed that the lower end of the slide unit is arranged on On the support of position, stepper motor is provided with the upper end of the slide unit, the stepper motor drives slide along slide unit by transmission mechanism Short transverse slide；One PLC control system, the PLC control system connect with grinding mechanism and stepper motor communication respectively.
- A kind of 2. online valve grinding device according to claim 1, it is characterised in that：The grinding mechanism includes main shaft Motor with main axis is driven, is provided with abrasive disk in the lower end of the main shaft, is provided with the outward flange of the abrasive disk The grinding boss being engaged with the sealing surface of valve seat, is provided with pressure sensor on the abrasive disk, and the upper end of the main shaft is worn Locating support is crossed by turbine box with motor to be connected, the turbine box is connected by mounting seat with slide, the motor with Pressure sensor communicates with PLC control system connect respectively.
- A kind of 3. online valve grinding device according to claim 2, it is characterised in that：The grinding boss and valve seat Coordinate between sealing surface for inclined-plane.
- A kind of 4. online valve grinding device according to claim 1, it is characterised in that：The transmission mechanism includes screw mandrel With the screw being arranged on screw mandrel, the upper end of the screw mandrel is connected with the output shaft of stepper motor.
- A kind of 5. online valve grinding device according to claim 1, it is characterised in that：It is provided with the lower end of the support Universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710758489.2A CN107378751A (en) | 2017-08-29 | 2017-08-29 | A kind of online valve grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710758489.2A CN107378751A (en) | 2017-08-29 | 2017-08-29 | A kind of online valve grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107378751A true CN107378751A (en) | 2017-11-24 |
Family
ID=60346300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710758489.2A Pending CN107378751A (en) | 2017-08-29 | 2017-08-29 | A kind of online valve grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107378751A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436666A (en) * | 2018-03-19 | 2018-08-24 | 尹强 | A kind of safety valve testing repair intelligent integrated machine |
| CN110465884A (en) * | 2019-09-16 | 2019-11-19 | 上海科科阀门集团有限公司 | A kind of butterfly valve seal circle grinding device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006239836A (en) * | 2005-03-04 | 2006-09-14 | Chugoku Electric Power Co Inc:The | Valve seat lapping device |
| CN201023179Y (en) * | 2007-04-25 | 2008-02-20 | 舒敏 | Portable valve sealing face on-line repairing machine |
| CN201833272U (en) * | 2010-11-01 | 2011-05-18 | 朱治鸣 | Numerical-controlled grinding system for sealing surfaces of valves |
| CN103894921A (en) * | 2014-03-26 | 2014-07-02 | 广东工业大学 | Upper disc structure of high-precision single-sided grinding machine |
| CN103962934A (en) * | 2013-01-25 | 2014-08-06 | 上海浦东汉威阀门有限公司 | Valve sealing surface grinding miller |
| CN104806772A (en) * | 2015-04-27 | 2015-07-29 | 西峡龙成特种材料有限公司 | Self-grinding gas pipeline seal seat valve for high temperature and dust environments |
| CN105729270A (en) * | 2016-02-29 | 2016-07-06 | 苏州纽威阀门股份有限公司 | Grinding mechanism for valve core and valve seat |
| CN106141898A (en) * | 2016-08-03 | 2016-11-23 | 浙江工业大学 | Wafer polishing apparatus |
-
2017
- 2017-08-29 CN CN201710758489.2A patent/CN107378751A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006239836A (en) * | 2005-03-04 | 2006-09-14 | Chugoku Electric Power Co Inc:The | Valve seat lapping device |
| CN201023179Y (en) * | 2007-04-25 | 2008-02-20 | 舒敏 | Portable valve sealing face on-line repairing machine |
| CN201833272U (en) * | 2010-11-01 | 2011-05-18 | 朱治鸣 | Numerical-controlled grinding system for sealing surfaces of valves |
| CN103962934A (en) * | 2013-01-25 | 2014-08-06 | 上海浦东汉威阀门有限公司 | Valve sealing surface grinding miller |
| CN103894921A (en) * | 2014-03-26 | 2014-07-02 | 广东工业大学 | Upper disc structure of high-precision single-sided grinding machine |
| CN104806772A (en) * | 2015-04-27 | 2015-07-29 | 西峡龙成特种材料有限公司 | Self-grinding gas pipeline seal seat valve for high temperature and dust environments |
| CN105729270A (en) * | 2016-02-29 | 2016-07-06 | 苏州纽威阀门股份有限公司 | Grinding mechanism for valve core and valve seat |
| CN106141898A (en) * | 2016-08-03 | 2016-11-23 | 浙江工业大学 | Wafer polishing apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436666A (en) * | 2018-03-19 | 2018-08-24 | 尹强 | A kind of safety valve testing repair intelligent integrated machine |
| CN110465884A (en) * | 2019-09-16 | 2019-11-19 | 上海科科阀门集团有限公司 | A kind of butterfly valve seal circle grinding device |
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