CN206898997U - A kind of stop valve clack grinder - Google Patents
A kind of stop valve clack grinder Download PDFInfo
- Publication number
- CN206898997U CN206898997U CN201720605098.2U CN201720605098U CN206898997U CN 206898997 U CN206898997 U CN 206898997U CN 201720605098 U CN201720605098 U CN 201720605098U CN 206898997 U CN206898997 U CN 206898997U
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- CN
- China
- Prior art keywords
- disk
- flap
- transverse arm
- rotary work
- valve clack
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a kind of stop valve clack grinder, it includes workbench, the vertical rod being vertically installed on table surface, the transverse arm, the vertical loading board for being vertically connected on transverse arm outer end by rotation stop guiding mechanism and the flap fixed disk for being lifted on vertical loading board lower end by two universal ball joints and the connecting rod being connected between two universal ball joints respectively that vertical rod top is arranged in a manner of horizontal boom by rotating lockable mechanism；Rotary work disk is installed on the table surface immediately below the flap fixed disk, flap positioning disk is provided with by connector above the rotary work disk, the bottom center position of rotary work disk is connected with drive shaft vertically, and the lower end of the drive shaft extends to inside workbench and is connected with the drive mechanism for driving rotary work disk to rotate；Grinding-material is provided between the rotary work disk and the joint face of flap positioning disk.
Description
Technical field
Special valve clack sealing surface milling apparatus when the utility model belongs to maintenance valve, specifically by valve clack sealing surface
Flatness, roughness can be ground to the grinder of high requirement.
Background technology
It is at present very big in the valve maintenance workload of China's constituent parts such as unit such as power plant, chemical plant.Absolutely mostly
Number failure is valve internal leakage.Working media（Vapor, water, oil）Accumulated over a long period the sealing surface of flap under operating pressure
（Valve line）Wash out, cause valve leaks.The sealing surface for grinding flap is exactly one of important service work.It is each using single at present
The grinding of position stop valve clack sealing surface is substantially hand lapping, and efficiency is low, time-consuming, and does not catch up with overall repair schedule,
The equipment that in the market is not ground maintenance using the valve clack sealing surface of unit for valve.
The content of the invention
The purpose of this utility model is exactly for providing a kind of stop valve clack in place of above-mentioned the deficiencies in the prior art and grinding
Grinding machine, the roughness grinding of valve clack sealing surface can be reached minute surface requirement (0.025 μm) by it, be to ensure valve in valve maintenance
One of process equipment of sealing property most critical.
The purpose of this utility model can be achieved through the following technical solutions：
Stop valve clack grinder of the present utility model include workbench, be vertically installed on table surface vertical rod,
The transverse arm on vertical rod top is arranged on by rotating lockable mechanism in a manner of horizontal boom, by rotation stop guiding mechanism vertical connection
Transverse arm outer end vertical loading board and pass through two universal ball joints and the connection being connected between two universal ball joints respectively
Bar is lifted on the flap fixed disk of vertical loading board lower end；Rotation is installed on the table surface immediately below the flap fixed disk
Scratch diskette, flap positioning disk, the portion of bottom center of rotary work disk are provided with by connector above the rotary work disk
Position is vertical to be connected with drive shaft, the lower end of the drive shaft extend to inside workbench and with for driving rotary work disk to rotate
Drive mechanism drive connection；Grinding-material is provided between the rotary work disk and the joint face of flap positioning disk.
Further, the grinding-material is by being successively set on the rotary work disk and flap positioning disk from bottom to top
Joint face between rubber sheet gasket and grinding gauze composition.
Further, the flap positioning disk generally cirque structure, the clamp screw that it is uniformly arranged by several
Nail is fixed on above rotary work disk, and uniformly several through holes are offered vertically on the flap positioning disk, described logical
Vertically-mounted in hole to have alignment pin turnbuckle, uniform level is coated with several, hung down on the circumferential side wall of flap positioning disk
Direct puncture crosses the alignment pin of alignment pin turnbuckle.
Further, the rotation stop guiding mechanism include with circle outside the feather key connected vertically of transverse arm outer end, be sleeved on cunning
Feather key in feather key in the cylindrical intracoelomic cavity of key in circle and the keyway opened up between the inside and outside circle of feather key；Institute
State vertical loading board to be sleeved in a manner of being slidably connected in feather key in the inner chamber of circle, and the upper end side wall of circle is set in feather key
There is the vertical loading board holding screw for locking vertical loading board.
Further, the universal ball joint includes upper lid, lower cover, the middle cylinder being arranged between upper and lower cover, Yi Jifeng
The bulb in cavity surrounded mounted in upper and lower cover body and middle cylinder；The upper and lower cover body and middle cylinder pass through more
The individual turnbuckle being uniformly arranged installs together.
Further, the lockable mechanism that rotates includes being sleeved on the transverse arm rotating disk of vertical rod upper end and is sleeved on horizontal stroke
Transverse arm altitude location disk below arm rotating disk in vertical rod；The transverse arm rotate the outside of the disc wall and transverse arm end are affixed, and in horizontal stroke
It is correspondingly arranged on respectively on the periphery of arm rotating disk and transverse arm altitude location disk for limiting transverse arm rotation and vertical shift
Rotational positioning screw and altitude location screw.
Further, the drive mechanism includes being arranged on the motor inside workbench and motor output end drive connection
One-level belt pulley set and pass through the secondary pulley group that transition power transmission shaft and one-level belt pulley set are connected；Described two
Level belt pulley set drives drive shaft turns.
General principle of the present utility model is：Grinder of the present utility model drives after being slowed down by motor second belt
Rotary work disk rotates.Flap to be processed, rotary work disk and flap rubber sheet gasket to be processed are placed on rotary work disk
Frictional force makes its rotation.Flap fixed disk has been uniformly arranged multiple adjustable alignment pins, alignment pin and flap lower side to be processed
Suitable rotary gap is arrived in regulation between wall.It is affixed with flap fixed disk above flap to be processed, flap fixed disk and two ten thousand
Solve the various errors of flap positioning and design processing to be processed to ball.The rotation stop guiding mechanism on multi-directional ball and top connects.Only
Turning guiding mechanism solution never allows vertical error caused by flap rotation and flap.
The beneficial effects of the utility model are：Stop valve clack grinder of the present utility model has electric grinding, weight
Gently, efficiency high, small volume, the characteristics of manpower and grinding quality are good is saved, in that context it may be convenient to grind flap with car to on-site maintenance；
It is applied to the grinding of conventional stop valve clack, and is reserved with the spatial margin of grinding more heavy caliber flap.
Brief description of the drawings
Fig. 1 is principle assumption diagram of the present utility model.
Fig. 2 is the installation and positioning structure figure of flap to be processed.
Fig. 3 is the structure sectional view of flap fixed disk.
Fig. 4 is Fig. 3 top view.
Fig. 5 is rotation stop guiding mechanism structural representation.
Fig. 6 is Fig. 5 transverse sectional view.
Fig. 7 is the structure sectional view of the outer circle of feather key in Fig. 5.
Fig. 8 is Fig. 7 top view.
Fig. 9 is the structure sectional view of circle in feather key in Fig. 5.
Figure 10 is Fig. 9 vertical view cutaway drawing.
Figure 11 is the structure sectional view of universal ball joint.
Figure 12 is Figure 11 top view.
In figure：1st, workbench；2nd, vertical rod；3rd, lockable mechanism is rotated；4th, transverse arm；5th, rotation stop guiding mechanism；6th, vertical loading board；7、
Universal ball joint；8th, connecting rod；9th, flap fixed disk；10th, rotary work disk；11st, flap positioning disk；12nd, drive shaft；13rd, rubber
Pad；14th, gauze is ground；15th, holding screw；16th, alignment pin；17th, alignment pin turnbuckle；18th, motor；19th, one-level skin
Belt wheel group；20th, secondary pulley group；21st, transition power transmission shaft；22nd, flap to be processed；3-1, transverse arm rotating disk；3-2, transverse arm are high
Spend positioning disk；3-3, rotational positioning screw；3-4, altitude location screw；The outer circle of 5-1, feather key；Circle in 5-2, feather key；5-3、
Feather key；5-4, vertical loading board holding screw；7-1, upper lid；7-2, lower cover；7-3, middle cylinder；7-4, turnbuckle；7-5, bulb.
Embodiment
The utility model is below with reference to embodiment（Accompanying drawing）It is further described.
As Figure 1-4, stop valve clack grinder of the present utility model includes workbench 1, is vertically installed at workbench
Vertical rod 2 on table top, the transverse arm 4 on vertical rod top is arranged on by rotating lockable mechanism 3 in a manner of horizontal boom, passes through rotation stop
Guiding mechanism 5 is vertically connected on the vertical loading board 6 of the outer end of transverse arm 4, and by two universal ball joints 7 and is connected to two respectively
Connecting rod 8 between individual universal ball joint is lifted on the flap fixed disk 9 of vertical loading board lower end；Immediately below the flap fixed disk 9
Table surface on rotary work disk 10 is installed, being provided with flap by connector above the rotary work disk 10 determines
Position disk 11, the bottom center position of rotary work disk are connected with drive shaft 12 vertically, and the lower end of the drive shaft 12 extends to work
Make to be connected inside platform and with the drive mechanism for driving rotary work disk to rotate；Determine in the rotary work disk with flap
Rubber sheet gasket 13 and grinding gauze 14 are disposed between the joint face of position disk from the bottom to top.
As shown in Fig. 2 flap positioning disk 11 described in the utility model generally cirque structure, it is uniform by several
The holding screw 15 of setting is fixed on above rotary work disk, and uniformly several are offered vertically on the flap positioning disk
Through hole, it is vertically-mounted in the through hole to have alignment pin turnbuckle 17, it is uniform horizontal on the circumferential side wall of flap positioning disk
It is coated with several, passes perpendicularly through the alignment pin 16 of alignment pin turnbuckle.
As shown in Figure 5-10, the rotation stop guiding mechanism 5 include with circle 5-1 outside the feather key connected vertically of transverse arm outer end,
Circle 5-2 and the keyway opened up between the inside and outside circle of feather key in the feather key being sleeved in the cylindrical intracoelomic cavity of feather key
Interior feather key 5-3；The vertical loading board 6 is sleeved in a manner of being slidably connected in feather key in the inner chamber of circle, and in feather key inner circle
The upper end side wall of body is provided with the vertical loading board holding screw 5-4 for locking vertical loading board.
As depicted in figs. 11-12, the universal ball joint 7 includes upper lid 7-1, lower cover 7-2, is arranged between upper and lower cover
Between the cylinder 7-3 and bulb 7-5 that is encapsulated in the cavity that upper and lower cover body and middle cylinder are surrounded；The upper and lower cover
Body and middle cylinder are installed together by multiple turnbuckle 7-4 being uniformly arranged.
As shown in figure 1, the lockable mechanism 3 that rotates described in the utility model includes being sleeved on the transverse arm rotation of vertical rod upper end
The rotating disk 3-1 and transverse arm altitude location disk 3-2 being sleeved in the lower section vertical rod of transverse arm rotating disk；The transverse arm rotate the outside of the disc
Wall and transverse arm end are affixed, and are correspondingly arranged on respectively on transverse arm rotating disk 3-1 and transverse arm altitude location disk 3-2 periphery
For limiting the rotational positioning screw 3-3 and altitude location screw 3-4 of transverse arm rotation and vertical shift.
As shown in figure 1, the drive mechanism includes being arranged on motor 18 and the motor output end transmission company inside workbench
The one-level belt pulley set 19 connect and the secondary pulley group being connected by transition power transmission shaft 21 and one-level belt pulley set
20；The secondary pulley group 20 drives drive shaft 12 to rotate.
Specifically, motor speed slows down through two-stage belt drives rotary work disk, design speed 60 to the utility model
Rev/min, rotary work disk makes flap position disc spins by rubber blanket frictional force（Flap 22 to be processed does not rotate）, flap positioning
There is emery cloth on disk, flap positioning disk is designed with four flap position regulation bearing pins（Alignment pin）.Adjust bearing pin one end with
The gap of the vertical end face of flap can be adjusted to 0.08-0.12mm.Rotating against for flap and flap positioning disk is ensure that, is protected again
Demonstrate,prove running accuracy.Adjustable bearing pin can adjust different flap diameters.Flap upper design has flap fixed disk, flap fixed disk
Middle square hole and universal ball joint socket connection.Two multi-directional balls solve the circumference mismachining tolerance of flap and flap and scratch diskette
Concentricity.One transverse arm is arranged at multi-directional ball top, and transverse arm outer end, which is provided with, slides up and down rotation stop guiding mechanism.Slide up and down rotation stop
Guiding mechanism must not spinfunction for flap.Solves the design tolerance of flap vertical direction simultaneously, position error, processing miss
The various errors such as difference, stationary positioned.Ground so that flap reaches in flap positioning disk with what abradant surface Automatic Levelling was brought into close contact
Mill.Vertical loading board is in restraint location when grinding flap so that flap does not rotate.Stop motor power check grinding quality and
Holding screw is unclamped when changing grinding abrasive paper to lift vertical loading board and fasten, and at this moment can be taken out flap and be checked grinding quality and change
Emery cloth.Vertical loading board is unclamped by four directions insertion flap positioning disk under universal ball joint after having changed emery cloth and is locked, you can
Into grinding state.Transverse arm can also be along the 360 ° of rotations of vertical rod horizontal direction, the operations being easily ground in work.
Vertical rod, which is provided with, rotates abrasion site of the lockable mechanism to fixed transverse arm.
Claims (7)
- A kind of 1. stop valve clack grinder, it is characterised in that：It includes workbench（1）, it is vertically installed on table surface Vertical rod（2）, by rotating lockable mechanism in a manner of horizontal boom（3）It is arranged on the transverse arm on vertical rod top（4）, pass through rotation stop Guiding mechanism（5）It is vertically connected on transverse arm（4）The vertical loading board of outer end（6）, and pass through two universal ball joints respectively（7）And The connecting rod being connected between two universal ball joints（8）It is lifted on the flap fixed disk of vertical loading board lower end（9）；Consolidate in the flap Price fixing（9）Rotary work disk is installed on the table surface of underface（10）, the rotary work disk（10）Above pass through Connector is provided with flap positioning disk（11）, the bottom center position of rotary work disk is connected with drive shaft vertically（12）, it is described Drive shaft（12）Lower end extend to inside workbench and be connected with the drive mechanism for driving rotary work disk to rotate； Grinding-material is provided between the rotary work disk and the joint face of flap positioning disk.
- 2. stop valve clack grinder according to claim 1, it is characterised in that：The grinding-material is by from bottom to top The rubber sheet gasket being successively set between the joint face of the rotary work disk and flap positioning disk（13）With grinding gauze（14） Composition.
- 3. stop valve clack grinder according to claim 1, it is characterised in that：The flap positioning disk（11）Generally Cirque structure, the holding screw that it is uniformly arranged by several（15）It is fixed on above rotary work disk, in the flap Several through holes are uniformly offered vertically above positioning disk, it is vertically-mounted in the through hole to have alignment pin turnbuckle（17）, Uniform level is coated with several, passes perpendicularly through the alignment pin of alignment pin turnbuckle on the circumferential side wall of flap positioning disk （16）.
- 4. stop valve clack grinder according to claim 1, it is characterised in that：The rotation stop guiding mechanism（5）Including With circle outside the feather key connected vertically of transverse arm outer end（5-1）, circle in the feather key that is sleeved in the cylindrical intracoelomic cavity of feather key（5-2）、 And the feather key in the keyway opened up between the inside and outside circle of feather key（5-3）；The vertical loading board（6）To be slidably connected Mode be sleeved in feather key in the inner chamber of circle, and the upper end side wall of circle is provided with for locking vertical loading board in feather key Vertical loading board holding screw（5-4）.
- 5. stop valve clack grinder according to claim 1, it is characterised in that：The universal ball joint（7）Including upper lid （7-1）, lower cover（7-2）, the middle cylinder that is arranged between upper and lower cover（7-3）And it is encapsulated in upper and lower cover body and centre The bulb in cavity that cylinder is surrounded（7-5）；The upper and lower cover body and middle cylinder pass through multiple tensions being uniformly arranged Bolt（7-4）Install together.
- 6. stop valve clack grinder according to claim 1, it is characterised in that：The rotation lockable mechanism（3）Including It is sleeved on the transverse arm rotating disk of vertical rod upper end（3-1）And it is sleeved on the transverse arm altitude location below transverse arm rotating disk in vertical rod Disk（3-2）；The transverse arm rotate the outside of the disc wall and transverse arm end are affixed, and in transverse arm rotating disk（3-1）With transverse arm altitude location Disk（3-2）Periphery on be correspondingly arranged on rotational positioning screw for limiting transverse arm rotation and vertical shift respectively（3-3） With altitude location screw（3-4）.
- 7. stop valve clack grinder according to claim 1, it is characterised in that：The drive mechanism includes being arranged on work Make the motor inside platform（18）And the one-level belt pulley set of motor output end drive connection（19）And pass through transition power transmission shaft （21）With the secondary pulley group of one-level belt pulley set drive connection（20）；The secondary pulley group（20）Drive drive shaft （12）Rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720605098.2U CN206898997U (en) | 2017-05-27 | 2017-05-27 | A kind of stop valve clack grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720605098.2U CN206898997U (en) | 2017-05-27 | 2017-05-27 | A kind of stop valve clack grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206898997U true CN206898997U (en) | 2018-01-19 |
Family
ID=61286148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720605098.2U Expired - Fee Related CN206898997U (en) | 2017-05-27 | 2017-05-27 | A kind of stop valve clack grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206898997U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406507A (en) * | 2018-02-12 | 2018-08-17 | 广西农垦糖业集团星星制糖有限公司 | A kind of cut-off valve seat repair machine |
| CN108621026A (en) * | 2018-05-30 | 2018-10-09 | 新乡平原航空设备有限公司 | A kind of grinding assembly |
-
2017
- 2017-05-27 CN CN201720605098.2U patent/CN206898997U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406507A (en) * | 2018-02-12 | 2018-08-17 | 广西农垦糖业集团星星制糖有限公司 | A kind of cut-off valve seat repair machine |
| CN108621026A (en) * | 2018-05-30 | 2018-10-09 | 新乡平原航空设备有限公司 | A kind of grinding assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20200527 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |