CN205870295U - Full -automatic repairing machine of relief valve abrasive disc - Google Patents
Full -automatic repairing machine of relief valve abrasive disc Download PDFInfo
- Publication number
- CN205870295U CN205870295U CN201620853647.3U CN201620853647U CN205870295U CN 205870295 U CN205870295 U CN 205870295U CN 201620853647 U CN201620853647 U CN 201620853647U CN 205870295 U CN205870295 U CN 205870295U
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- abrasive disk
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- support
- piece
- safety valve
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Abstract
The utility model provides a lock through the fixed screw on the horizontal pole, the bracing piece lower extreme that full -automatic repairing machine of relief valve abrasive disc has a plurality of independent bracing pieces on motor drive's the horizontal abrasive disc, and upper end of the support bar hangs fixed and a thickness that leaving the clearance between the abrasive disc, the clearance height is less than grinds the piece. The grinding piece of equidimension is not put below adjusting good bracing piece. Behind the starter motor, the abrasive disc level is rotated, grinds the piece original place and spins. The automatic repair of abrasive disc begins. This device simple structure is reliable, need not before the processing to carry out heavy and complicated clamping and adjustment, does not rely on the operation of any system control and personnel, can accomplish automatically and find a series of actions such as plane degree, smooth finish, restoration corrugated surface accurately, adding and need not man -hour artifically on duty, not only improved work efficiency, in addition ordinary maintenance person person also can accomplish the plane degree requirement of sealed face, grinds the piece for the annular and reuses and provide self - repairment, the stock removal that the piece was ground to the processing back is few, and thickness reduces for a short time, has prolonged the life who grinds the piece.
Description
Technical field
This utility model relates to milling drum manufacture field, particularly relates to a kind of full-automatic repair machine of safety valve grinding dish.
Background technology
Relief valve is station boiler and the safety assurance of various pressure vessel.It is to ensure that pressure vessel will not be because of superpressure
And rupture, last one barrier of explosion accident.Therefore, relief valve choose, use, safeguard and keep in repair extremely important.
Seal what the sealing surface being made up of flap and valve seat completed reliably.Generally, relief valve uses about 1 year
After time, the abrasion of sealing surface will be caused due to the impact of many factors, the maintainer annular abrasion block pair of specialty
The flap being damaged is ground repairing with the sealing surface of valve seat respectively.And grind the annular abrasion block after use every time must be through
Crossing redressing of professional, for such as being broken by external force, metal impurities scratch, the reason such as operator's misoperation cause
The situation that annular abrasion block abradant surface is badly damaged, carries out machining finishing abradant surface mostly.
The method repairing abradant surface at present, it is common that by large-scale machining equipment, by machining professional
Annular abrasion block is processed repairing by the operation loaded down with trivial details by complexity.Period needs to be adjusted, the fixture of lathe to ring
Two faces of shape grinding block carry out depth of parallelism debugging, and center carries out the debugging of concentricity, and every procedure is required for professional
Operate accurately, and need special cutter that grinding block is carried out turnery processing, through the most such turnery processing,
Original thickness of annular abrasion block can reduce a lot, eventually makes grinding block scrap, and the finishing rate causing grinding block is extremely low, loss
Seriously.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of full-automatic repair machine of safety valve grinding dish, this dress
Put simple and reliable for structure, without carrying out complicated clamping and adjustment before processing, add man-hour without the most on duty, and grind after processing
The stock removal of abrading block is few, and thickness reduces little, extends the service life of grinding block.
This utility model is achieved through the following technical solutions:
A kind of full-automatic repair machine of safety valve grinding dish, it is characterised in that:
Horizontal abrasive disk is movably installed on support base, and abrasive disk can be driven by motor and support on base around self
Axially horizontal rotation；
Some separate support bars of vertical suspension above abrasive disk, between leaving between support bar lower end and abrasive disk
Gap, clearance height is less than the thickness of grinding block, and the quantity of support bar and position can adjust respectively.
When needing to repair annular abrasion block, annular abrasion block surface and abrasive disk coat the grinding of a thin layer 1000 mesh
Cream, lies in abrasive disk card by grinding block one_to_one corresponding support bar, is placed in grinding block centre bore support bar lower end, rises
To the effect of fixing grinding block, adjust the position of support bar, different size of grinding block be placed on below the support bar regulated,
Making to keep rational spacing between grinding block, start motor, the big mill of level horizontally rotates around its center line, and under support bar
Little grinding block spin in original place, the automatic repair of abrasive disk starts.Driving the spacing of support bar He abrasive disk
Under, grinding block is followed abrasive disk on abrasive disk and is rotated concurrently to be conigenous and turn, and repairs ring by the kinetic force of friction that produces between the two
Shape grinding block surface damage, reaches planarity requirements；Resistance according to support bar is different with the driving force of abrasive disk, and grinding block revolves
The form turned can be circular, 8-shaped etc., it is also possible to be random.
After finishing certain time, used abrasive pastes can be wiped, again coat new abrasive pastes to reach optimal repairing
Whole effect；Abrasive disk is made up of the material that casting character is excellent, has certain mechanical strength and good damping property, can be in weak corruption
Work, on the premise of rotating speed is unhappy under erosion environment, it is possible to realize under prosthetic state on duty, grinding block being repaired, and
Dressing process is the softest, and the grinding block stock removal after finishing is few, and thickness reduces little, extends the service life of grinding block.
Further, the rotation of abrasive disk is installed and can be accomplished by: described abrasive disk propping up by annular
Staying orchid is installed on support base: described support floor installation is bottom pivot flange；Described abrasive disk passes through connecting shaft flange
Being fixedly and coaxially connected the output shaft at motor, connecting shaft flange is positioned at pivot flange centre bore；Motor is packed at the bottom of pivot flange
Portion.Motor body is fixed on pivot flange, and its output shaft rotated is connected by spline or plane pin is solid with connecting shaft flange
Being set to one, connecting shaft flange is fixed on abrasive disk center, is positioned at pivot flange centre bore.
Further, described support base can use following structure: supports base and includes along abrasive disk circumferentially-spaced
Being configured at some support posts below, support post lower end is provided with the base plate widened, and screwed hole, screwed hole are offered in upper end
Interior movable screw-in adjusting screw rod, adjusting screw rod top is fixed on bottom pivot flange outer ring；By rotating support post, it is possible to adjust
The levelness of whole pivot flange.Support post is in addition to playing supporting role, additionally it is possible to leveling abrasive disk, to adapt to different fluctuating
Surface state.
Further, described motor is planet-cycloid reducer direct-connection type single-stage motor, and abrasive disk passes through connecting shaft flange
It is fixedly and coaxially connected on the output shaft of planet-cycloid reducer direct-connection type single-stage motor.Single-stage motor may have multiple, high
Fast or the most adjustable, direct current supply or Alternating Current Power Supply, it is big that cycloidal planetary gear speed reducer has speed reducing ratio, transmission efficiency
Height, volume is little, lightweight, and fault is few, and the life-span is long, and smooth running is reliable, and noise is little, easy accessibility, easily keeps in repair, structure letter
Single, overload capacity is strong, impact resistance, the features such as moment of inertia is little.
Further, described post upper is fixed on the cross bar of landscape configuration by fixed screw, above abrasive disk
Configure many cross bars, configuration many support bars in interval on every cross bar.Support bar hangs on fixing cross bar, support bar has individual
Fixed screw, can fix the position of support bar after adjusting post position by fixed screw.Adjust support bar it
Between spacing to coordinate various sizes of grinding block, it is to avoid mutually collide between grinding block.
Further, described abrasive disk upper disk surface offers recessed grinding groove, and outer peripheral edge forms a circle rib, grinding groove and
The contamination ditch of a ring shape it is provided with between rib.
Further, it is close to outside described contamination ditch, along the circumferentially fixed circle splash guard of abrasive disk on rib, in case
Only during abrasive disk work, abrasive pastes and garbage being got rid of and splash outside abrasive disk, abrasive pastes and garbage stop through splash guard,
Collect in flowing downwardly into contamination depositing trough.
Further, the cover plate of covering activity above described abrasive disk, to guarantee on abrasive disk and around not have sharp object
Body or corner angle, prevent annular abrasion block from breakage occurring in rotary course.
The beneficial effects of the utility model are:
1, apparatus structure is simple and reliable, without carrying out complicated clamping and adjustment before processing, does not relies on any system control
System and human users, can be automatically performed a series of actions such as finding flatness, fineness, reparation male and fomale(M&F) accurately；
2, add man-hour without the most on duty, not only increase work efficiency, and ordi-nary maintenance personnel also can complete to seal
Facial plane degree requirement, reuses for annular abrasion block and provides selfrepair；
3, after processing, the stock removal of grinding block is few, and thickness reduces little, extends the service life of grinding block.
Accompanying drawing explanation
Fig. 1 is that schematic diagram cuts open in the grinder office of facing of a kind of preferred structure of this device
Fig. 2 is the cooperation position schematic diagram of abrasive disk and support bar
In Fig. 1～2: 1 is motor, 2 is abrasive disk, and 201 is contamination ditch, and 202 is rib, and 203 is grinding groove, and 3 for supporting
Bar, 4 is support post, and 5 is base plate, and 6 is adjusting screw rod, and 7 is cross bar, and 8 is connecting shaft flange, and 9 is pivot flange, and 10 keep off for splashproof
Plate, 11 is grinding block.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
The horizontal abrasive disk 2 driven by motor 1 is movably installed on support base by the pivot flange 9 of annular, grinds
Dish 2 axially can horizontally rotate around self on base supporting；Motor 1 is planet-cycloid reducer direct-connection type single-stage motor,
Abrasive disk 2 is fixedly and coaxially connected the output shaft at motor 1 by connecting shaft flange 8, and connecting shaft flange 8 is positioned at pivot flange 9 centre bore
In；Motor 1 is packed in bottom pivot flange 9；Abrasive disk 2 upper disk surface offers recessed grinding groove 203, abrasive disk 2 outer peripheral edge shape
Become a circle rib 202, be provided with the contamination ditch 201 of a ring shape between grinding groove 203 and rib 202, be close to described contamination ditch 201
Outside, along the circumferentially fixed circle splash guard 10 of abrasive disk 2 on rib 202.
Support base to include along the circumferentially-spaced some support posts 4 being configured at below of abrasive disk 2, support post 4
Lower end is provided with the base plate 5 widened, and screwed hole is offered in upper end, and movable screw-in adjusting screw rod 6 in screwed hole, adjusting screw rod 6 top is solid
It is scheduled on bottom pivot flange 9 outer ring；By rotating support post 4, it is possible to adjust the levelness of pivot flange 9.
Some support bars 3 of vertical suspension above abrasive disk 2, support bar 3 upper end is fixed on by fixed screw laterally joins
On the cross bar 7 put, above abrasive disk 2, configure many cross bars 7, configuration many support bars 3 in interval on every cross bar 7；Support bar 3 times
Leaving gap between end and abrasive disk 2, clearance height is less than the thickness of grinding block 11, and the quantity of support bar 3 and position can be divided
Do not adjust.
When needing to repair annular abrasion block 11, annular abrasion block 11 surface and abrasive disk 2 coat a thin layer 1000 mesh
Abrasive pastes, grinding block 11 one_to_one corresponding support bar 3 is lain in abrasive disk 2 card, support bar 3 lower end is placed in grinding block
In 11 centre bores, play the effect of fixing grinding block 11, adjust the position of support bar 3, make to keep reasonably between grinding block 11
Spacing, starts motor 1, and abrasive disk 2 rotates, and under the driving of the spacing of support bar 3 and abrasive disk 2, grinding block 11 is at abrasive disk 2
On follow abrasive disk 2 and rotate concurrently to be conigenous and turn, repair annular abrasion block 11 surface by the kinetic force of friction that produces between the two and damage
Wound, reaches planarity requirements；Resistance according to support bar 3 is different with the driving force of abrasive disk 2, and the form that grinding block 11 rotates can
To be circle, 8-shaped etc., it is also possible to be random.
After finishing certain time, used abrasive pastes can be wiped, again coat new abrasive pastes to reach optimal repairing
Whole effect；Abrasive disk 2 is made up of the material that casting character is excellent, has certain mechanical strength and good damping property, can be weak
Work under corrosive environment, on the premise of rotating speed is unhappy, it is possible to realize under prosthetic state on duty, grinding block 11 being repaired,
And dressing process is the softest, grinding block 11 stock removal after finishing is few, and thickness reduces little.
This apparatus structure is simple and reliable, without carrying out complicated clamping and adjustment before processing, does not relies on any system control
System and human users, can be automatically performed a series of actions such as finding flatness, fineness, reparation male and fomale(M&F) accurately；Add man-hour without people
Work is on duty, not only increases work efficiency, and ordi-nary maintenance personnel also can complete sealing surface planarity requirements, for annular abrasion
Block reuses and provides selfrepair；After processing, the stock removal of grinding block is few, and thickness reduces little, extends the use of grinding block
Life-span.
Claims (8)
1. the full-automatic repair machine of safety valve grinding dish, it is characterised in that:
Horizontal abrasive disk (2) is movably installed on support base, and abrasive disk (2) can be driven by motor (1) and support on base
Axially horizontally rotate around self；
Abrasive disk (2) top some separate support bars (3) of vertical suspension, support bar (3) lower end and abrasive disk (2) it
Between leave gap, clearance height is less than the thickness of grinding block, and quantity and the position of support bar (3) can adjust respectively.
The full-automatic repair machine of safety valve grinding dish the most according to claim 1, it is characterised in that: described abrasive disk (2) leads to
The pivot flange (9) crossing annular is installed on support base:
Described support floor installation is in pivot flange (9) bottom；
Described abrasive disk (2) is fixedly and coaxially connected the output shaft in motor (1) by connecting shaft flange (8), and connecting shaft flange (8) is positioned at
In pivot flange (9) centre bore；Motor (1) is packed in pivot flange (9) bottom.
The full-automatic repair machine of safety valve grinding dish the most according to claim 2, it is characterised in that:
Described support base includes along the circumferentially-spaced some support posts (4) being configured at below of abrasive disk (2), supports vertical
Post (4) lower end is provided with the base plate (5) widened, and screwed hole is offered in upper end, the movable adjusting screw rod (6) that screws in, regulation spiral shell in screwed hole
Bar (6) top is fixed on pivot flange (9) bottom；
By rotating support post (4), it is possible to adjust the levelness of pivot flange (9).
The full-automatic repair machine of safety valve grinding dish the most according to claim 1, it is characterised in that: described motor (1) is pendulum
Line pinwheel reducer direct-connection type single-stage motor.
The full-automatic repair machine of safety valve grinding dish the most according to claim 1, it is characterised in that: on described support bar (3)
End is fixed on the cross bar (7) of landscape configuration by fixed screw, many cross bars (7) of abrasive disk (2) top configuration, every cross bar
(7) many support bars (3) of upper interval configuration.
The full-automatic repair machine of safety valve grinding dish the most according to claim 1, it is characterised in that: on described abrasive disk (2)
Card offers recessed grinding groove (203), and abrasive disk (2) outer peripheral edge forms circle rib (202), grinding groove (203) and rib
(202) the contamination ditch (201) of a ring shape it is provided with between.
The full-automatic repair machine of safety valve grinding dish the most according to claim 6, it is characterised in that: it is close to described contamination ditch
(201) outside, along circumferentially fixed circle splash guard (10) of abrasive disk (2) on rib (202).
The full-automatic repair machine of safety valve grinding dish the most according to claim 1, it is characterised in that: on described abrasive disk (2)
The cover plate of side's covering activity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853647.3U CN205870295U (en) | 2016-08-09 | 2016-08-09 | Full -automatic repairing machine of relief valve abrasive disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853647.3U CN205870295U (en) | 2016-08-09 | 2016-08-09 | Full -automatic repairing machine of relief valve abrasive disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205870295U true CN205870295U (en) | 2017-01-11 |
Family
ID=57702031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620853647.3U Active CN205870295U (en) | 2016-08-09 | 2016-08-09 | Full -automatic repairing machine of relief valve abrasive disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205870295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576387A (en) * | 2019-09-30 | 2019-12-17 | 靖江先锋半导体科技有限公司 | surface grinding device for plasma CVD wafer heater |
-
2016
- 2016-08-09 CN CN201620853647.3U patent/CN205870295U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576387A (en) * | 2019-09-30 | 2019-12-17 | 靖江先锋半导体科技有限公司 | surface grinding device for plasma CVD wafer heater |
| CN110576387B (en) * | 2019-09-30 | 2024-03-12 | 江苏先锋精密科技股份有限公司 | Surface grinding device for plasma CVD wafer heater |
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| GR01 | Patent grant |