CN207372885U - A kind of gate valve plate grinder - Google Patents
A kind of gate valve plate grinder Download PDFInfo
- Publication number
- CN207372885U CN207372885U CN201720604940.0U CN201720604940U CN207372885U CN 207372885 U CN207372885 U CN 207372885U CN 201720604940 U CN201720604940 U CN 201720604940U CN 207372885 U CN207372885 U CN 207372885U
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- CN
- China
- Prior art keywords
- disk
- valve plate
- transverse arm
- rotary work
- loading board
- 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.)
- Expired - Fee Related
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a kind of gate valve plate grinder, it includes workbench, the upright bar 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 abrasive 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 upright bar top is arranged in a manner of horizontal boom by rotating lockable mechanism；Grinding gauze is fixed with below the abrasive disk, rotary work disk is installed on the table surface immediately below the abrasive disk, described rotary work disk the upper surface of is equipped with valve plate positioning 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 with being sequentially connected for driving mechanism that rotary work disk is driven to rotate；Rubber cushion blocks are provided on the rotary work disk in valve plate positioning disk central cavity.The utility model has the characteristics that electric grinding, efficient, grinding quality is good.
Description
Technical field
Special sealing surface of valve plate milling apparatus when the utility model belongs to maintenance valve, specifically by sealing surface of valve plate
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 units such as power plant, chemical plant.Absolutely mostly
Number failure is valve internal leakage.Working media（Vapor, water, oil）It is accumulated over a long period under operating pressure by the sealing surface of valve plate
（Valve line）It washes out, cause valve leaks.The sealing surface for grinding valve plate is exactly one of important service work.It is each using single at present
The grinding of position gate valve plate sealing surface is substantially hand lapping, and efficiency is low, time-consuming, and does not catch up with whole repair schedule,
Equipment without being ground maintenance using the sealing surface of valve plate of unit for valve in the market.
The content of the invention
The purpose of this utility model be exactly in view of the above shortcomings of the prior art part and a kind of gate valve plate is provided and is ground
Grinding machine, it, which can grind the roughness of sealing surface of valve plate, reaches minute surface requirement (0.025 μm), is to ensure valve in valve maintenance
One of process equipment of sealing performance most critical.
The purpose of this utility model can be achieved through the following technical solutions：
The gate valve plate grinder of the utility model include workbench, be vertically installed on table surface upright bar,
The transverse arm on upright bar 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 abrasive disk of vertical loading board lower end；It is fixed with to grind sealing surface on valve plate to be processed below the abrasive disk
Grind gauze, rotary work disk be installed on the table surface immediately below the abrasive disk, the rotary work disk it is upper
Face is equipped with valve plate positioning disk by connector, and the bottom center position of rotary work disk is connected with drive shaft, the drive vertically
The lower end of moving axis extends to inside workbench and with being sequentially connected for driving mechanism that rotary work disk is driven to rotate；Positioned at
It is provided with above rotary work disk in valve plate positioning disk central cavity for by sealing surface leveling to be ground on valve plate to be processed
Rubber cushion blocks.
Further, the valve plate positioning disk generally cirque structure, the clamp screw that it is uniformly arranged by several
Nail is fixed on above rotary work disk, uniformly distributed on the valve plate positioning disk to offer several through holes vertically, described logical
Vertically-mounted in hole to have positioning pin turnbuckle, uniformly distributed level is coated with several, hangs down on the circumferential side wall of valve plate positioning disk
Direct puncture crosses the alignment pin of positioning 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 key outer circle intracoelomic cavity in circle and the keyway opened up between the inside and outside circle of feather key；Institute
It states vertical loading board to be sleeved in a manner of being slidably connected in feather key in the inner cavity of circle, and the upper end side wall of circle is set in feather key
It is useful for the vertical loading board holding screw of locking vertical loading board.
Further, the universal ball joint includes upper cover, lower cover, the middle cylinder being arranged between upper and lower cover, Yi Jifeng
The in vivo bulb of chamber surrounded mounted in upper and lower cover body and middle cylinder；The upper and lower cover body and middle cylinder pass through more
A turnbuckle being uniformly arranged installs together.
Further, the lockable mechanism that rotates includes being sleeved on the transverse arm rotating disk of upright bar upper end and is sleeved on horizontal stroke
Transverse arm altitude location disk below arm rotating disk in upright bar；The transverse arm rotate the outside of the disc wall and transverse arm end are affixed, and in horizontal stroke
It is correspondingly arranged respectively on the periphery of arm rotating disk and transverse arm altitude location disk and to be useful for limitation transverse arm rotation and vertical shift
Rotational positioning screw and altitude location screw.
Further, the driving mechanism includes being mounted on the motor inside workbench and motor output end drive connection
Level-one belt pulley set and pass through the secondary pulley group that transition transmission shaft and level-one belt pulley set are sequentially connected；Described two
Grade belt pulley set drives drive shaft turns.
The basic principle of the utility model is：The grinder of the utility model drives after being slowed down by motor second belt
Rotary work disk rotates.Valve plate to be processed is placed on rotary work disk, rubber pad is used between rotary work disk and valve plate to be processed
The frictional force of block makes its rotation.Valve plate positioning disk has been uniformly arranged multiple adjustable positioning pins, positioning pin under valve plate to be processed
It is adjusted between portion's side wall to suitable rotary gap.Abrasive disk, abrasive disk and two multi-directional balls are provided with above valve plate to be processed
Solve the various errors of valve plate positioning and design processing to be processed.The rotation stop guiding mechanism on multi-directional ball and top connects.Rotation stop is led
The parallelism error for solving to generate between grinding gauze and the valve plate to be processed of abrasive disk in valve plate rotation to mechanism.
The beneficial effects of the utility model are：The gate valve plate grinder of the utility model has electric grinding, weight
Gently, it is efficient, it is small, save manpower and grinding quality it is good the characteristics of, it may be convenient to vehicle to on-site maintenance grinding valve plate；
It is suitable for the grinding of common gate valve plate, and is reserved with the spatial margin of grinding more heavy caliber valve plate.
Description of the drawings
Fig. 1 is the principle assumption diagram of the utility model.
Fig. 2 is the installation and positioning structure figure of valve plate to be processed.
Fig. 3 is rotation stop guiding mechanism structure diagram.
Fig. 4 is the transverse sectional view of Fig. 3.
Fig. 5 is the structure sectional view of the outer circle of feather key in Fig. 3.
Fig. 6 is the top view of Fig. 5.
Fig. 7 is the structure sectional view of circle in feather key in Fig. 3.
Fig. 8 is the overhead sectional view of Fig. 7.
Fig. 9 is the structure sectional view of universal ball joint.
Figure 10 is the top view of Fig. 9.
In figure：1st, workbench；2nd, upright bar；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, abrasive disk；10th, rotary work disk；11st, valve plate positioning disk；12nd, drive shaft；13rd, rubber cushion blocks；
14th, gauze is ground；15th, holding screw；16th, alignment pin；17th, positioning pin turnbuckle；18th, motor；19th, level-one belt pulley
Group；20th, secondary pulley group；21st, transition transmission shaft；22nd, valve plate to be processed；3-1, transverse arm rotating disk；3-2, transverse arm height are determined
Position 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, cunning
Key；5-4, vertical loading board holding screw；7-1, upper cover；7-2, lower cover；7-3, middle cylinder；7-4, turnbuckle；7-5, bulb.
Specific embodiment
The utility model is below with reference to embodiment（Attached drawing）It is further described.
As shown in Figs. 1-2, the gate valve plate grinder of the utility model includes workbench 1, is vertically installed at workbench
Upright bar 2 on table top is arranged on the transverse arm 4 on upright bar top 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 4 outer end of transverse arm and by two universal ball joints 7 and is connected to two respectively
Connecting rod 8 between a universal ball joint is lifted on the abrasive disk 9 of vertical loading board lower end；It is fixed with and is used for below the abrasive disk 9
The grinding gauze 14 of sealing surface on valve plate 22 to be processed is ground, is equipped on the table surface immediately below the abrasive disk 9
Rotary work disk 10, described rotary work disk 10 the upper surface of are equipped with valve plate positioning disk 11 by connector, rotary work disk
Bottom center position is connected with drive shaft 12 vertically, the lower end of the drive shaft 12 extend to inside workbench and with for driving
The driving mechanism that rotary work disk rotates is sequentially connected；It is set on the rotary work disk in valve plate positioning disk central cavity
It is equipped with for by the rubber cushion blocks 13 of sealing surface leveling to be ground on valve plate 22 to be processed.
As shown in Fig. 2, valve plate positioning disk 11 described in the utility model generally cirque structure, it is uniformly distributed by several
The holding screw 15 of setting is fixed on above rotary work disk, uniformly distributed on the valve plate positioning disk to offer several vertically
Through hole, vertically-mounted in the through hole to have positioning pin turnbuckle 17, the uniformly distributed level on the circumferential side wall of valve plate positioning disk
The alignment pin 16 for be coated with several, passing perpendicularly through positioning pin turnbuckle.
As shown in figures 3-8, the rotation stop guiding mechanism 5 includes and circle 5-1, set outside the feather key connected vertically of transverse arm outer end
In circle 5-2 in the feather key in feather key outer circle intracoelomic cavity and the keyway opened up between the inside and outside circle of feather key
Feather key 5-3；The vertical loading board 6 is sleeved in a manner of being slidably connected in feather key in the inner cavity of circle, and the circle in feather key
Upper end side wall be provided with to lock the vertical loading board holding screw 5-4 of vertical loading board.
As shown in figs. 9-10, the universal ball joint 7 includes upper cover 7-1, lower cover 7-2, the centre being arranged between upper and lower cover
Cylinder 7-3 and it is encapsulated in the in vivo bulb 7-5 of chamber that upper and lower cover body and middle cylinder are surrounded；The upper and lower cover body
And middle cylinder is 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 upright bar upper end
The turntable 3-1 and transverse arm altitude location disk 3-2 being sleeved in the lower section upright bar 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 the periphery of transverse arm rotating disk 3-1 and transverse arm altitude location disk 3-2
For limiting the rotational positioning screw 3-3 of transverse arm rotation and vertical shift and altitude location screw 3-4.
As shown in Figure 1, the driving mechanism includes being mounted on motor 18 and the motor output end transmission company inside workbench
The level-one belt pulley set 19 connect and the secondary pulley group being sequentially connected by transition transmission shaft 21 and level-one 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 rotates valve plate to be processed by the frictional force of rubber cushion blocks, and abrasive disk is mounted below abrasive sand
Cloth, there are four valve plate position adjusting axis pins for the design of valve plate positioning disk（Alignment pin）.Adjust axis pin one end and valve plate the vertical side face
Gap can be adjusted to 0.08-0.12mm.Ensure that valve plate to be processed will not be generated in rotary course it is larger move horizontally,
In turn ensure running accuracy, adjustable axis pin can adjust different valve plate diameters.Abrasive disk is designed with above valve plate to be processed, is ground
Mill is connected with universal ball joint.Two universal ball joints solve the flatness mismachining tolerance of valve plate to be processed.Universal ball joint top
There is a transverse arm, transverse arm outer end, which is equipped with, slides up and down rotation stop guiding mechanism.Rotation stop guiding mechanism is slided up and down for limiting grinding
The rotation of disk.Solve simultaneously the design tolerance of vertical direction on valve plate to be processed between sealing surface and vertical loading board, position error,
The various errors such as mismachining tolerance, stationary positioned so that valve plate to be processed reaches grinding gauze and abradant surface certainly in process of lapping
Move the levelling grinding fitted closely.Vertical loading board is in restraint location when grinding valve plate so that abrasive disk cannot rotate.Stop electricity
Motivation power check grinding quality and replacement grinding abrasive paper（Grind gauze）Shi Songkai holding screws lift vertical loading board and fasten, this
When can take out valve plate to be processed and check grinding quality and replace emery cloth.Release vertical loading board will be ground after having replaced emery cloth
Dry sanding paper is bonded sealing surface on valve plate to be processed and locks, you can into grinding state.Transverse arm can also be along upright bar horizontal direction
360 ° of rotations, the operations being easily ground in work.Upright bar, which is equipped with, rotates lockable mechanism to fixed transverse arm
Abrasion site.
Claims (6)
1. a kind of gate valve plate grinder, it is characterised in that：It includes workbench（1）, it is vertically installed on table surface
Upright bar（2）, by rotating lockable mechanism in a manner of horizontal boom（3）It is arranged on the transverse arm on upright bar 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 abrasive disk of vertical loading board lower end（9）；The abrasive disk（9）'s
It is fixed with to grind valve plate to be processed below（22）The grinding gauze of upper sealing surface（14）, in the abrasive disk（9）Underface
Table surface on rotary work disk is installed（10）, the rotary work disk（10）The upper surface of valve is equipped with by connector
Plate positioning disk（11）, the bottom center position of rotary work disk is connected with drive shaft vertically（12）, the drive shaft（12）Under
End extends to inside workbench and with being sequentially connected for driving mechanism that rotary work disk is driven to rotate；It is positioned positioned at valve plate
It is provided with above rotary work disk in disk central cavity for by valve plate to be processed（22）The rubber of upper sealing surface leveling to be ground
Rubber cushion block（13）.
2. gate valve plate grinder according to claim 1, it is characterised in that：The valve plate 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 valve plate
It is uniformly distributed above positioning disk to offer several through holes vertically, it is vertically-mounted in the through hole to have positioning pin turnbuckle（17）,
The alignment pin that uniformly distributed level is coated with several, passes perpendicularly through positioning pin turnbuckle on the circumferential side wall of valve plate positioning disk
（16）.
3. gate valve plate 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 feather key outer circle intracoelomic cavity（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 cavity of circle, and the upper end side wall of circle is provided with to lock vertical loading board in feather key
Vertical loading board holding screw（5-4）.
4. gate valve plate grinder according to claim 1, it is characterised in that：The universal ball joint（7）Including upper cover
（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 in vivo bulb of chamber 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）It installs together.
5. gate valve plate 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 upright bar upper end（3-1）And it is sleeved on the transverse arm altitude location below transverse arm rotating disk in upright bar
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 respectively be useful for limitation transverse arm rotation and vertical shift rotational positioning screw（3-3）
With altitude location screw（3-4）.
6. gate valve plate grinder according to claim 1, it is characterised in that：The driving mechanism includes being mounted on work
Make the motor inside platform（18）And the level-one belt pulley set that motor output end is sequentially connected（19）And pass through transition transmission shaft
（21）The secondary pulley group being sequentially connected with level-one belt pulley set（20）；The secondary pulley group（20）Drive drive shaft
（12）It rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604940.0U CN207372885U (en) | 2017-05-27 | 2017-05-27 | A kind of gate valve plate grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720604940.0U CN207372885U (en) | 2017-05-27 | 2017-05-27 | A kind of gate valve plate grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207372885U true CN207372885U (en) | 2018-05-18 |
Family
ID=62298681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720604940.0U Expired - Fee Related CN207372885U (en) | 2017-05-27 | 2017-05-27 | A kind of gate valve plate grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207372885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385639A (en) * | 2019-08-19 | 2019-10-29 | 银川英奥特自控股份有限公司 | Full-automatic valve grinding machine |
-
2017
- 2017-05-27 CN CN201720604940.0U patent/CN207372885U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385639A (en) * | 2019-08-19 | 2019-10-29 | 银川英奥特自控股份有限公司 | Full-automatic valve grinding machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20200527 |