CN207710397U - One kind processing clamping device for core grade gate valve plate sealing surface repair machine - Google Patents
One kind processing clamping device for core grade gate valve plate sealing surface repair machine Download PDFInfo
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- CN207710397U CN207710397U CN201721814433.6U CN201721814433U CN207710397U CN 207710397 U CN207710397 U CN 207710397U CN 201721814433 U CN201721814433 U CN 201721814433U CN 207710397 U CN207710397 U CN 207710397U
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- wedge block
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Abstract
The utility model belongs to nuclear power station service technique field, and in particular to one kind processing clamping device for core grade gate valve plate sealing surface repair machine, it is therefore intended that realizes valve plate plane turning in core grade gate valve plate renovation technique, ensures that wedge-type flashboard angle is unchanged.It is characterized in that：It includes disc support bar, swivel plate, bearing, axis, valve plate locking device, fixed plate, wedge block, drive link, plane bearing, bolt, handwheel, gland and locking nut.The fixation of angular adjustment and valve plate for valve plate may be implemented in the utility model, it may insure that the valve plate face surrounding Lathe quantity of turning is uniform when implementing valve plate renovation technique, ensure that valve plate port seal surface is constant in turning front and rear angles, valve plate and lathe chuck Concentric rotation.
Description
Technical field
The invention belongs to nuclear power station service technique fields, and in particular to one kind being used for core grade gate valve plate sealing surface repair machine
Process clamping device.
Background technology
I ring hot arc is to stopping isolating valve before cold inlet tube after 300,000 unit OT115 and OT116 overhaul of Up for Qinshan Nuclear Power Plant
There is different degrees of interior leakage in V08-01A, and pressure boundary of primary Ioops is caused to be destroyed.It overhauls and investigates by history
It was found that the valve is because of " dead pipeline section " effect, the effective sealing surface of valve plate is very thin, therefore repairs and propose that one kind being used for core grade at one
Gate valve plate sealing surface renovation technique, it is therefore an objective to which reparation has been approached the core grade gate valve plate scrapped.During the process implementing
Since valve plate turning needs a kind of ad hoc machining clamping device of meter.The device is mainly by two boards, bearing, axis, valve rod, wedge shape
The parts such as block form.One of plate is that fixed plate is used for being fixed on lathe chuck, another block of plate for movable plate
It is fixed in valve plate and angle adjusts, connect, can be rotated with bearing by axis between two boards.The angle adjustment of movable plate is logical
Movable plate is lifted realization by the axial movement for crossing wedge block, and the axial movement of wedge block comes in fact by the principle of ono-rising-stem valve
It is existing.Valve rod is connected through a screw thread with wedge block, one boss of stem design, and boss two sides is equipped with plane bearing, passes through rotation hand wheel
It is rotated with ovable valve stem to realize the axial movement of wedge block.
Invention content
It is an object of the invention to realize valve plate plane turning in core grade gate valve plate renovation technique, ensure wedge-type flashboard
Angle is unchanged, provides a kind of for core grade gate valve plate sealing surface repair machine processing clamping device.
The invention is realized in this way：
One kind processing clamping device, including disc support bar, swivel plate, axis for core grade gate valve plate sealing surface repair machine
It holds, axis, valve plate locking device, fixed plate, wedge block, drive link, plane bearing, bolt, handwheel, gland and locking nut；Valve
Plate supporting rod and valve plate locking device are arranged in the upper end of swivel plate, and valve plate locking device is located at the right side of disc support bar, and two
Person is provided commonly for fixed valve plate；Swivel plate is located at the upper end of fixed plate left part, and the left end of swivel plate passes through bearing and axis and fixation
Plate is flexibly connected so that swivel plate is dynamic by shaft rotation of axis；Gland is connected by bolt and the right end of fixed plate, is used for clamping plane
Bearing and drive link；The interconnecting piece of gland and fixed plate is provided with baffle, the axial motion for preventing drive link；In baffle
Both sides be respectively arranged with plane bearing, for across drive link and reducing the pivoting friction of drive link；Drive link is from fixed plate
Right end penetrate the inside of fixed plate to the left, right end is fixedly connected with handwheel；Wedge block is located at the inside of fixed plate, with drive link
Left end is threadedly coupled；It realizes that the axial movement of wedge block, the upper end of wedge block are contacted with swivel plate by rotating handwheel, pushes rotation
The rotation of flap；Locking nut is arranged in the lower end of fixed plate right part, is located at the lower section of wedge block, the position for locking wedge block
It sets.
Disc support bar as described above includes one block of " L " shape plate and a "T"-shaped bolt, and "T"-shaped bolt passes through " L " shape
The sliding slot of swivel plate is stretched into the lower face of plate, " L " shape plate is mounted on to the upper end of swivel plate so that " L " shape plate is along swivel plate
Upper surface slides axially to adapt to the valve plate of different size, when " L " shape plate is in designated position, is carried out by "T"-shaped bolt
Locking.
The contact surface of swivel plate generally cuboid as described above, bottom righthand side and wedge block is arc；Swivel plate is left
The upper surface in portion offers sliding slot, for installing disc support bar and valve plate locking device；The lower face of left part is provided with connection
Portion realizes for installation axle and is flexibly connected with fixed plate.
Valve plate locking device as described above includes one block of plate of falling concave and "T"-shaped bolt, and "T"-shaped bolt passes through
Concave plate stretches into the sliding slot of swivel plate, is locked when the plate of falling concave puts in valve plate guide groove so that " recessed " word
Shape plate is radially adjustable, to adapt to the valve plate of different bores.
Fixed plate generally cuboid as described above, axial length are more than the length of swivel plate；The left end of fixed plate
It is provided with connecting hole, for installing bearing and axis；The right part of fixed plate offers sliding slot, for accommodating wedge block；In above-mentioned cunning
The lower end of slot offers mounting hole, is used for installation locking nut；The right-end openings of fixed plate, for across drive link.
Wedge block generally rectangular prismatoid as described above, upper surface is inclined-plane, and lower face is right-angle surface；Work as wedge block
When moving downward, inclined-plane is in contact with the arcwall face of swivel plate, and the right end of swivel plate is pushed to move upwards, and realizes the inverse of swivel plate
Hour hands rotate；When wedge block moves right, inclined-plane is in contact with the arcwall face of swivel plate, and the right end of swivel plate moves downward,
Realize rotating clockwise for swivel plate.
The square frame of the generally left and right opening of gland as described above, the cross section shape of cross-sectional shape and fixed plate
Shape matches；The upper and lower side wall trepanning in an axial direction of gland, for realizing the connection with fixed plate across bolt.
Disc support bar, swivel plate, bearing, axis, valve plate locking device, fixed plate, wedge block, transmission as described above
Bar, plane bearing, bolt, handwheel, gland and locking nut are all made of carbon steel material and are made.
The beneficial effects of the invention are as follows：
The fixation of angular adjustment and valve plate for valve plate may be implemented in the present invention.Angular adjustment is by axis and bearing
Connection type realizes rotation, realizes that rotation function is completed by this way in each rotating machinery, in addition angular adjustment relies on
Be ono-rising-stem valve switch principle realize.The angle adjustment that clamping device is realized by use above, is repaiied implementing valve plate
It may insure that the valve plate face surrounding Lathe quantity of turning is uniform when skill of returning to work, ensure that valve plate port seal surface is repairing front and rear angles
It is constant.To adapt to the gate valve plate of different bores, ensures that chuck is not eccentrically rotated in lathe, valve plate is placed into clamping device
Suitable position adjusts locking nut at first and is locked.The locking nut of clamping device fixed plate is adjusted to suitable position again
It sets, locking pressure plate, which is pressed in valve plate guide groove position, locks.Finally entire clamping device is put to pressing from both sides on lathe chuck
Tightly, ensure valve plate and lathe chuck coaxial rotating.
Description of the drawings
Fig. 1 is a kind of front view for core grade gate valve plate sealing surface repair machine processing clamping device of the present invention；
Fig. 2 is that a kind of right part amplification for core grade gate valve plate sealing surface repair machine processing clamping device of the present invention regards
Figure；
Fig. 3 is that a kind of left part amplification for core grade gate valve plate sealing surface repair machine processing clamping device of the present invention regards
Figure.
Wherein：1. disc support bar, 2. swivel plates, 3. bearings, 4. axis, 5. valve plate locking devices, 6. fixed plates, 7. wedges
Shape block, 8. drive links, 9. plane bearings, 10. bolts, 11. handwheels, 12. glands, 13. locking nuts.
Specific implementation mode
The present invention is described further with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2 and Figure 3, a kind of to process clamping device for core grade gate valve plate sealing surface repair machine, including
Disc support bar 1, swivel plate 2, bearing 3, axis 4, valve plate locking device 5, fixed plate 6, wedge block 7, drive link 8, plane bearing
9, bolt 10, handwheel 11, gland 12 and locking nut 13.Disc support bar 1 and valve plate locking device 5 are arranged in swivel plate 2
Upper end, valve plate locking device 5 are located at the right side of disc support bar 1, and the two is provided commonly for fixed valve plate.Swivel plate 2, which is located at, to be fixed
The left end of the upper end of 6 left part of plate, swivel plate 2 is flexibly connected by bearing 3 and axis 4 with fixed plate 6 so that swivel plate 2 is with axis 4
It is dynamic for shaft rotation.Gland 12 is connect by bolt 10 with the right end of fixed plate 6, and clamping plane bearing 9 and drive link 8 are used for.It is pressing
Lid 12 and the interconnecting piece of fixed plate 6 are provided with baffle, the axial motion for preventing drive link 8.It is set respectively in the both sides of baffle
It is equipped with plane bearing 9, for across drive link 8 and reducing the pivoting friction of drive link 8.Drive link 8 from the right end of fixed plate 6 to
A left side penetrates the inside of fixed plate 6, and right end is fixedly connected with handwheel 11.Wedge block 7 is located at the inside of fixed plate 6, the left side with drive link 8
End is threadedly coupled.The axial movement of wedge block 7 is realized by rotating handwheel 11, the upper end of wedge block 7 contacts with swivel plate 2, pushes away
The rotation of dynamic swivel plate 2.Locking nut 13 is arranged in the lower end of 6 right part of fixed plate, is located at the lower section of wedge block 7, for locking
The position of wedge block 7.
Disc support bar 1 includes one block of " L " shape plate and a "T"-shaped bolt, and "T"-shaped bolt passes through the lower end of " L " shape plate
The sliding slot of swivel plate 2 is stretched into face, " L " shape plate is mounted on to the upper end of swivel plate 2 so that " L " shape plate can be along the upper of swivel plate 2
End face axial is slided to adapt to the valve plate of different size, when " L " shape plate is in designated position, is locked by "T"-shaped bolt
Tightly.
The contact surface of the generally cuboid of swivel plate 2, bottom righthand side and wedge block 7 is arc.2 left part of swivel plate it is upper
End face offers sliding slot, for installing disc support bar 1 and valve plate locking device 5；The lower face of left part is provided with interconnecting piece, uses
It realizes in installation axle 4 and is flexibly connected with fixed plate 6.
Valve plate locking device 5 includes one block of plate of falling concave and "T"-shaped bolt, and "T"-shaped bolt passes through concave
Plate stretches into the sliding slot of swivel plate 2, is locked when the plate of falling concave puts in valve plate guide groove so that the plate of falling concave is radial
It is adjustable, to adapt to the valve plate of different bores.
The generally cuboid of fixed plate 6, axial length are more than the length of swivel plate 2.The left end of fixed plate 6 is provided with company
Hole is connect, for installing bearing 3 and axis 4.The right part of fixed plate 6 offers sliding slot, for accommodating wedge block 7.In above-mentioned sliding slot
Lower end offers mounting hole, is used for installation locking nut 13.The right-end openings of fixed plate 6, for across drive link 8.
The generally rectangular prismatoid of wedge block 7, upper surface are inclined-plane, and lower face is right-angle surface.When wedge block 7 is transported to the left
When dynamic, inclined-plane is in contact with the arcwall face of swivel plate 2, and the right end of swivel plate 2 is pushed to move upwards, and realizes the inverse time of swivel plate 2
Needle rotates；When wedge block 7 moves right, inclined-plane is in contact with the arcwall face of swivel plate 2, and the right end of swivel plate 2 moves downward,
Realize rotating clockwise for swivel plate 2.
The square frame of the generally left and right opening of gland 12, the cross-sectional shape phase of cross-sectional shape and fixed plate 6
Match.The upper and lower side wall trepanning in an axial direction of gland 12, for realizing the connection with fixed plate 6 across bolt 10.
In the present embodiment, disc support bar 1, swivel plate 2, bearing 3, axis 4, valve plate locking device 5, fixed plate 6, wedge shape
Block 7, drive link 8, plane bearing 9, bolt 10, handwheel 11, gland 12 and locking nut 13 are all made of carbon steel material and are made.
The course of work of the present invention is as follows：
1, valve plate is placed on swivel plate 2,5 character cut in bas-relief plate of valve plate locking device is chosen in 1 position of adjustment disc support bar
The plate of falling concave of valve plate locking device 5 is inserted into valve plate and falls slot and to lock, disc support bar 1 is locked by insertion position
Tightly；
2, rotation hand wheel 11 carries out angle adjustment, waits for that the levelness of turning surface measures to valve plate with level meter.Wait for valve
Stop rotating handwheel 11 when plate is horizontal, and locking locking nut 13 keeps wedge block 7 to fix.
3, the whole series machining clamping device is installed on lathe chuck and being adjusted, ensures that valve plate and lathe chuck are same
Axis；
4, sealing surface of valve plate turning can be carried out on demand at this time.
The implementation of the present invention is explained in detail above in conjunction with embodiment, but the present invention is not limited to above-mentioned realities
Example is applied, it within the knowledge of a person skilled in the art, can also be without departing from the purpose of the present invention
Various changes can be made.The prior art may be used in the content that description in the present invention is not described in detail.
Claims (8)
1. one kind processing clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：It includes disc support
Bar (1), swivel plate (2), bearing (3), axis (4), valve plate locking device (5), fixed plate (6), wedge block (7), drive link (8),
Plane bearing (9), bolt (10), handwheel (11), gland (12) and locking nut (13)；Disc support bar (1) and valve plate locking
Device (5) is arranged in the upper end of swivel plate (2), and valve plate locking device (5) is located at the right side of disc support bar (1), and the two is common
For fixing valve plate；Swivel plate (2) is located at the upper end of fixed plate (6) left part, and the left end of swivel plate (2) passes through bearing (3) and axis
(4) it is flexibly connected with fixed plate (6) so that swivel plate (2) is dynamic for shaft rotation with axis (4)；Gland (12) is by bolt (10) and admittedly
The right end of fixed board (6) connects, and is used for clamping plane bearing (9) and drive link (8)；In the connection of gland (12) and fixed plate (6)
Portion is provided with baffle, the axial motion for preventing drive link (8)；It is respectively arranged with plane bearing (9) in the both sides of baffle, is used
In across drive link (8) and reducing the pivoting frictions of drive link (8)；Drive link (8) penetrates solid to the left from the right end of fixed plate (6)
The inside of fixed board (6), right end are fixedly connected with handwheel (11)；Wedge block (7) is located at the inside of fixed plate (6), with drive link (8)
Left end is threadedly coupled；The axial movement of wedge block (7), the upper end of wedge block (7) and swivel plate are realized by rotating handwheel (11)
(2) it contacts, pushes the rotation of swivel plate (2)；Locking nut (13) setting is located at wedge block in the lower end of fixed plate (6) right part
(7) lower section, the position for locking wedge block (7).
2. according to claim 1 process clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：
The disc support bar (1) includes one block of " L " shape plate and a "T"-shaped bolt, and "T"-shaped bolt passes through the lower end of " L " shape plate
The sliding slot of swivel plate (2) is stretched into face, " L " shape plate is mounted on to the upper end of swivel plate (2) so that " L " shape plate is along swivel plate (2)
Upper surface slides axially to adapt to the valve plate of different size, when " L " shape plate is in designated position, is carried out by "T"-shaped bolt
Locking.
3. according to claim 1 process clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：
The contact surface of swivel plate (2) the generally cuboid, bottom righthand side and wedge block (7) is arc；Swivel plate (2) left part
Upper surface offers sliding slot, for installing disc support bar (1) and valve plate locking device (5)；The lower face of left part is provided with company
Socket part is realized for installation axle (4) and is flexibly connected with fixed plate (6).
4. according to claim 1 process clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：
The valve plate locking device (5) includes one block of plate of falling concave and "T"-shaped bolt, and "T"-shaped bolt passes through concave
Plate stretches into the sliding slot of swivel plate (2), is locked when the plate of falling concave puts in valve plate guide groove so that the plate of falling concave diameter
To being adjusted, to adapt to the valve plate of different bores.
5. according to claim 1 process clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：
Fixed plate (6) the generally cuboid, axial length are more than the length of swivel plate (2)；The left end of fixed plate (6) is arranged
There is connecting hole, for installing bearing (3) and axis (4)；The right part of fixed plate (6) offers sliding slot, for accommodating wedge block (7)；
Mounting hole is offered in the lower end of above-mentioned sliding slot, is used for installation locking nut (13)；The right-end openings of fixed plate (6), for wearing
Cross drive link (8).
6. according to claim 3 process clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：
Wedge block (7) the generally rectangular prismatoid, upper surface is inclined-plane, and lower face is right-angle surface；When wedge block (7) is transported to the left
When dynamic, inclined-plane is in contact with the arcwall face of swivel plate (2), and the right end of swivel plate (2) is pushed to move upwards, and realizes swivel plate (2)
Rotation counterclockwise；When wedge block (7) moves right, inclined-plane is in contact with the arcwall face of swivel plate (2), swivel plate (2)
Right end moves downward, and realizes rotating clockwise for swivel plate (2).
7. according to claim 1 process clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：
The square frame of the generally left and right opening of gland (12), the cross-sectional shape phase of cross-sectional shape and fixed plate (6)
Match；The upper and lower side wall trepanning in an axial direction of gland (12), for realizing the connection with fixed plate (6) across bolt (10).
8. according to claim 1 process clamping device for core grade gate valve plate sealing surface repair machine, it is characterised in that：
The disc support bar (1), swivel plate (2), bearing (3), axis (4), valve plate locking device (5), fixed plate (6), wedge block
(7), drive link (8), plane bearing (9), bolt (10), handwheel (11), gland (12) and locking nut (13) are all made of carbon steel
Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814433.6U CN207710397U (en) | 2017-12-22 | 2017-12-22 | One kind processing clamping device for core grade gate valve plate sealing surface repair machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814433.6U CN207710397U (en) | 2017-12-22 | 2017-12-22 | One kind processing clamping device for core grade gate valve plate sealing surface repair machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207710397U true CN207710397U (en) | 2018-08-10 |
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ID=63057041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721814433.6U Active CN207710397U (en) | 2017-12-22 | 2017-12-22 | One kind processing clamping device for core grade gate valve plate sealing surface repair machine |
Country Status (1)
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|---|---|
| CN (1) | CN207710397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109955096A (en) * | 2017-12-22 | 2019-07-02 | 中核核电运行管理有限公司 | One kind processing clamping device for nuclear leve gate valve plate sealing surface repair machine |
| CN116944594A (en) * | 2023-09-21 | 2023-10-27 | 成都乘风阀门有限责任公司 | Flat gate valve flashboard processing device and processing method |
-
2017
- 2017-12-22 CN CN201721814433.6U patent/CN207710397U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109955096A (en) * | 2017-12-22 | 2019-07-02 | 中核核电运行管理有限公司 | One kind processing clamping device for nuclear leve gate valve plate sealing surface repair machine |
| CN116944594A (en) * | 2023-09-21 | 2023-10-27 | 成都乘风阀门有限责任公司 | Flat gate valve flashboard processing device and processing method |
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