CN106191726A - A kind of valve sealing face hardening process equipment - Google Patents
A kind of valve sealing face hardening process equipment Download PDFInfo
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- CN106191726A CN106191726A CN201610778613.7A CN201610778613A CN106191726A CN 106191726 A CN106191726 A CN 106191726A CN 201610778613 A CN201610778613 A CN 201610778613A CN 106191726 A CN106191726 A CN 106191726A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
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Abstract
The present invention relates to a kind of valve sealing face rolling hardening process equipment, including the frame that plane is L-shaped, the inside of described frame is fixed with power turntable, and the top of described power turntable is fixed with workpiece by fixture, and the bar portion of described workpiece is connected with vertically moving workbench；The described workbench that vertically moves is arranged at the rear side of power turntable, and the right side of described power turntable is installed with sliding table by support, and described power turntable is positioned at and vertically moves workbench and sliding table central axis cross point；The upper surface of described sliding table has rolling head member by floor installation, described rolling head member be arranged above compressed oil cylinder, the steel plate that described compressed oil cylinder is installed by its both sides is linked into one with frame, formed one close stress frame；The side of described process equipment is provided with control device and hydraulic means.The present invention can carry out rolling to valve sealing face, makes valve sealing surface build-up welding alloy be deformed strengthening, significantly improves sealing surface hardness, be effectively increased quality and the service life of valve type product.
Description
Technical field
The present invention relates to a kind of process equipment, specifically one and make its hardness for valve sealing face is carried out rolling
The process equipment improved, belongs to rolling equipment technical field.
Background technology
Valve is widely used in the every field such as commercial production, transportation, pipeline conveying, nuclear power, due to specific work
Make environment, such as air inlet valve and air outlet valve of internal combustion engine door, pipeline conveying chemicals valve, the work under bad environment of this valve, generally make
Being used in high temperature and have in corrosive fluid media (medium), the most this valve invalidation form is mainly because of sealing surface wear, corrosion
Etc. cause.
The seal form of valve is generally planar or conical surface seal, for improving life-span and the job stability of valve, this
Valve generally needs at its sealing surface that built-up welding is anti-corrosion, high-temperature alloy.The technology commonly used at present is heap on valve face sealing surface
Weldering Stellite(cobalt-based), the alloy such as Colmonoy (Ni-based), above-mentioned alloy is using eutectic carbide as hardening constituent, alloy itself
There is higher hardness, therefore can significantly improve service life and the job stability of valve face.But above-mentioned alloy also has deficiency
Place, on the one hand due to weld defect such as quality loose, that pore, incomplete fusion etc. reduce overlay cladding；On the other hand due to alloy
Hardness own is high, and therefore the fragility of alloy itself is big, at the common work of thermal stress, mechanical stress and welding residual stress in using
Under with, overlay cladding is easily generated crackle, so that valve lost efficacy ahead of time, can cause major accident time serious.
Along with the development of material science, anti-corrosion, high-temperature alloy with intermetallic compound as hardening constituent are continuously available out
Send out, and be used widely.The corrosion resistance of this kind of alloy is more preferable, and shortcoming is that matrix hardness is relatively low.As a example by Inconel718, its
Normality hardness is 200 ~ 240HV, but by deformation strengthening, and by suitable heat treatment, its hardness can reach 540 ~ 580HV.
Therefore, the application of this kind of alloy is for improving valve mass and providing wide prospect service life.
Summary of the invention
The technical problem to be solved, is the shortcoming overcoming prior art, it is provided that one is rational in infrastructure, performance is steady
Fixed, it is allowed to strengthen by plastic deformation, it is possible to be effectively improved valve seal surface hardness, thus improve valve mass and service life
Valve sealing face hardening process equipment.
In order to solve above technical problem, the present invention provides a kind of valve sealing face hardening process equipment, is L including plane
The frame of shape, the inside of described frame is fixed with power turntable, and the top of described power turntable is fixed with workpiece by fixture,
The bar portion of described workpiece is connected with vertically moving workbench；The described workbench that vertically moves is arranged at the rear side of power turntable,
The right side of described power turntable is installed with sliding table by support, and described power turntable is positioned at and vertically moves work
Platform and sliding table central axis cross point；The upper surface of described sliding table has rolling head by floor installation
Part, described rolling head member be arranged above compressed oil cylinder, steel plate that described compressed oil cylinder is installed by its both sides and frame
It is linked into one, forms a stress frame closed；The side of described process equipment is provided with control device and hydraulic means.
The technical scheme that the present invention limits further is: aforesaid valve sealing face hardening process equipment, power turntable bag
Including the fixture being fixed on power turntable upper end, described fixture passes through drive shaft system and the angling cylinder being arranged at bottom power turntable
It is connected, provides power to drive fixture to rotate by angling cylinder；In the side of angling cylinder, permanent magnet synchronous electric is installed
Machine, the output shaft of described permagnetic synchronous motor is provided with gear pair, and described gear pair is one group of reduction gearing, including driving tooth
Wheel and driven gear intermeshing with this driving gear.
Further, aforesaid valve sealing face hardening process equipment, described in vertically move workbench and include that one group has
The line slideway of chute, described line slideway is installed on the front (along Z axis) at side lathe bed, and described line slideway is provided with along it
The sliding support that chute slides up and down, the upper plane of described sliding support, the position corresponding with rotary table center is provided with
Hydraulic center frame；The rear side of described sliding support is equipped with piston rod attachment support, by described piston rod attachment support and lifting
Oil cylinder is connected.
Further, aforesaid valve sealing face hardening process equipment, sliding table includes the work being installed on support
Making slide unit, the table top of described working slider forms an inclination angle at an acute angle with the column of support, and the angle at described inclination angle is
30 °, the end of described working slider is provided with servomotor, by the operating position of driven by servomotor regulation sliding table.
Further, aforesaid valve sealing face hardening process equipment, rolling head member includes being installed on sliding table
The base on top, the side of described base is fixed with rolling headstock slide, and the top of described rolling headstock slide is equipped with servo oil
Cylinder connects support, and described connection support is fixedly connected with servo-cylinder, and described servo-cylinder and support are mutual in same level
Perpendicular, described servo-cylinder is connected by servo-cylinder piston rod thread knock-off joint；It is provided with in described rolling headstock slide
Rectangle chute, slides up and down the milled head mounting bracket being installed on rolling headstock slide in described chute；Described milled head
The bottom of mounting bracket is provided with U-shaped rolling wheel support, is provided with roll wheel assembly in described rolling wheel support；Roll wheel assembly includes U-shaped
The roller bearing installing hole that rolling wheel support both sides are fixing, is provided with roller bearing, described roller bearing is sequentially installed with anti-in described roller bearing installing hole
Rotate pressing plate, roller and lining；Described roller inner holes is sequentially installed with cylinder roller bearing, bearing spacer, described cylindrical roller
The two ends of bearing are installed with bearing cover by connector, and described bearing cover is built with oil baffle, and described roller is in rolling
Rotate freely in axle.
Further, aforesaid valve sealing face hardening process equipment, servo-cylinder passing ratio valve, pressure transducer and
Displacement transducer carries out closed loop control, and described closed loop control is that servo-cylinder drives rolling head contact surface of the work, when at the beginning of one
After beginning pressure reaches setting value, oil cylinder loads with the loading speed set；The plasticity making rolling surface reach regulation when rolling becomes
Stop after shape both rolling degree of depth loading also pressurize to the stipulated time.
Further, aforesaid valve sealing face hardening process equipment, the work surface of roller is the taper with angle, institute
The angle stating angle is 60 ° ~ 90 °；Described roller agrees with mutually with surface of the work, produces plastic deformation, makes surface of the work form ring
Connected in star；According to the diverse location of roller, described surface of the work forms one group and has concentrically ringed rolling annular groove.
Further, aforesaid valve sealing face hardening process equipment, control the device control for apparatus processing process,
Including switch cubicle and operating board, industrial computer and PLC control system are installed in described switch cubicle, the outside setting of described industrial computer
There are display and control panel；Described industrial computer is connected with PLC control system communication by industrial bus, and described PLC controls system
Set up in system and have workpiece roller to prick hydraulic system, the power turntable in parameter information, with process equipment, vertically move workbench, cunning
Start building station, rolling head member, displacement transducer, pressure transducer, entrance guard sensor communication control connect；Described operating board sets
Being placed in the side of switch cubicle, be fixed on the outside of described frame by support, described operating board panel is provided with several instructions
Load button, is controlled process equipment by the input single operation instruction of each input instruction button.
Further, aforesaid valve sealing face hardening process equipment, hydraulic means includes the liquid providing pressure for system
Press pump station, is integrated with hydraulic control component in described hydraulic power unit, by pipeline respectively with vertically move oil cylinder, hydraulic center frame
Oil cylinder, hydraulic power chuck angling cylinder, Mobile Slide clamping cylinder and roller mill servo-cylinder are connected.
Further, aforesaid valve sealing face hardening process equipment, the outside of frame is provided with isolation protecting device, described
Isolation protecting device is semiclosed slidingtype, and including cover plate, described cover plate is connected with the slide being installed on pedestal.
The invention has the beneficial effects as follows: the valve sealing face hardening process equipment that the present invention provides can be to valve sealing face
Carry out rolling, make valve sealing surface build-up welding alloy be deformed strengthening, significantly improve sealing surface hardness, be effectively increased valve
The quality of series products and service life.Further, owing to the weld defects such as rolling makes surfacing layer fine and close, loose, pore are able to
Seam, improves the internal soundness of overlay cladding, and the compressive stress on its surface can offset tension during work, can effectively reduce heap
The tearing tendency of layer, therefore the reliability of product, stability improve further.
The power turntable of the present invention uses transducer drive, and the linear velocity constant of different size work pieces process, rolling head is adopted
With closed loop control, the technological parameter such as loading speed, the rolling degree of depth, dwell time is accurately controlled, the technological parameter of different workpieces
Can keep, investigation is convenient.Therefore, this technological equipment is easy and simple to handle, and the reliability of technique and stability are high.And then improve product
The stability of quality and reliability.
The technology of the present invention can be used for other product having similar technological requirement, has a extensive future, and has preferably
Market popularization value.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the side view of the present invention.
Fig. 3 is the power turntable structure schematic diagram of the present invention.
Fig. 4 is the rolling head member structural representation of the present invention.
Fig. 5 is the side view of the rolling head member of the present invention.
Fig. 6 is the topology layout figure of the present invention.
Fig. 7 is the rolling schematic diagram of the present invention.
Detailed description of the invention
The present embodiment provide a kind of valve sealing face hardening process equipment, structure as shown in Figures 1 to 7: include frame
1, power turntable 2, vertically move workbench 3, sliding table 4, rolling head member 5, compressed oil cylinder 6, hydraulic power unit, electric-controlled
System processed and isolation protecting device.
Wherein, frame is the welding structural element that a plane is L-shaped, the maximum during work of its structural strength energy load bearing equipment
Load.
And be fixed with power turntable in the inside of frame, this include fixture 21, power chuck seat 22, driving gear 23, from
Moving gear 24, permagnetic synchronous motor 25, rotary power axle 26, angling cylinder pull bar 27, anti-rotation support 28 and power rotation oil
Cylinder 29.Wherein, the top of power chuck seat is then provided with fixture by connector, the fixture selected in the present embodiment be three-jaw from
Centering oild chuck, is used for clamping workpiece 14 dish portion, drives workpiece to rotate, the bar portion of workpiece then with vertically move workbench phase
Connect.Meanwhile, this fixture is connected with the angling cylinder being arranged at bottom power turntable by rotary power axle, and angling cylinder
Bottom side is also equipped with anti-rotation support, in case stopping power turns round synchronous rotary therewith.Rotary power axle includes final drive shaft,
Adpting flange, thrust bearing are arranged at top, and middle equipped with gear, bottom is equipped with ball bearing.Its middle-end is provided with gear pair, this tooth
Wheel set is one group of reduction gearing, including driving gear and driven gear intermeshing with this driving gear, wherein driving gear
Side be connected with the outfan of permagnetic synchronous motor；The driven gear connection by thrust bearing, is installed on rotary power
On axle, the adpting flange on rotary power axle top, it is used with fixing power chuck.Meanwhile, for the turntable rotating speed needed for obtaining, tooth
The gear ratio of wheel set is 23:96.Permagnetic synchronous motor is then by frequency control, and range of motor speeds is 300 ~ 1500rpm.In rotation
The middle part of rotatory force axle is also equipped with power rotation oil cylinder pull bar, and power rotation oil cylinder pull bar upper end is with power chuck tooth even
Connecing, power rotation oil cylinder pull bar lower end is connected with power rotation oil cylinder.
Vertically moving workbench and include that one group (two) have the line slideway of chute, this line slideway is installed at side bed
The front of body, line slideway is provided with the sliding support slided up and down along its chute, and the upper plane of sliding support, with rotary work
Position corresponding to platform center is provided with hydraulic center frame 31；The rear side of sliding support, equipped with piston rod attachment support, passes through piston
Knock-off joint support is connected with hoist cylinder 32, to drive sliding support linearly guide rail to slide.
The right side of power turntable is installed with sliding table by support, and sliding table includes being installed on support
Working slider, this working slider is the standard working slider of NC-YHJ40-400.And the table top of working slider and support is vertical
Post forms inclination angle, and this angle is consistent with valve sealing face angle, and angle is 30 °, and the end of working slider is provided with servomotor 41,
Operating position by driven by servomotor regulation sliding table.
Meanwhile, power turntable is positioned at and vertically moves workbench and sliding table central axis cross point.
Upper surface at sliding table is provided with rolling head member, including being fixed on base side by base 511
Rolling headstock slide 56, the outside of rolling headstock slide is provided with rolling headstock slide lid 57, and rolls the top of headstock slide
Being provided with servo-cylinder 58 by connecting support 52, servo-cylinder and support are orthogonal in same level.The rolling headstock is sliding
Being provided with rectangle gathering sill in Zuo, servo-cylinder is connected by servo-cylinder piston rod thread knock-off joint 55.One milled head peace
Shelve 59 to be loaded in balladeur train seat, in the middle part of milled head installing rack, be designed to rectangle, can be along guide chute under servo-cylinder drives
Lower slider；The top of milled head mounting bracket is cylinder, and cylindrical end sleeve is connected to flange 53, and cylinder is provided with card
Annular groove, is provided with snap ring 54 in annular groove, be connected with servo-cylinder knock-off joint by snap ring, flange；Milled head mounting bracket
Middle part is rectangular shaped slider, slides up and down in rolling headstock slide chute；The bottom of milled head mounting bracket is that U-shaped roller props up
Frame, is provided with roll wheel assembly in rolling wheel support.Cylinder efficient pressure loads on roller by milled head installing rack, under driving rolls
OK, roller acts perpendicularly to surface of the work, drives milled head installing rack up by snap ring during backhaul.Roll wheel assembly includes U-shaped
The roller bearing installing hole that rolling wheel support both sides are fixing, is provided with roller bearing in roller bearing installing hole, roller bearing is sequentially installed with anti-rotation pressing plate,
Roller shaft and lining；Roller inner holes is sequentially installed with cylinder roller bearing, bearing spacer, and the two ends of cylinder roller bearing are by even
Fitting is installed with bearing cover, and bearing cover rotates freely in roller bearing built with oil baffle, roller 51.During rolling, work
Part rotates and drives roller to rotate.The work surface of roller is the taper with angle, and the angle of angle is 90 °.Roller and workpiece table
Face is agreed with mutually, produces plastic deformation under on-load pressure effect, makes surface of the work form annular groove；And according to the difference of roller
Position, makes surface of the work form one group and has concentrically ringed rolling annular groove..
This servo-cylinder passing ratio valve, pressure transducer and displacement transducer carry out closed loop control: drive for servo-cylinder
Action roller dog contact surface of the work, after an initial pressure reaches setting value, oil cylinder loads with the loading speed set；Work as roller
Roll and make rolling surface stop loading also pressurize after reaching plastic deformation both rolling degree of depth of regulation to the stipulated time.
Rolling head member be arranged above compressed oil cylinder, by being fixed on each block plate and the machine of compressed oil cylinder both sides
Body connects, and forms a stress frame closed.Compressed oil cylinder applies the pressure of one 20 tons when rolling head rolling, be used for
The counteracting force that the rolling that disappears head member bears.Oil cylinder working-pressure is carried on rolling head member, is transferred to machine by sliding table
Body, off-load is in the stress frame closed.
The side of process equipment is additionally provided with control device and hydraulic means.Control the device control for apparatus processing process
System, including switch cubicle and operating board, is provided with industrial computer and PLC control system in switch cubicle, the outside of industrial computer is provided with aobvious
Show device and control panel；Industrial computer is connected with PLC control system communication by industrial bus, and setting up in PLC control system has work
Part roller is pricked hydraulic system, the power turntable in parameter information, with process equipment, is vertically moved workbench, sliding table, rolling
Head member, displacement transducer, pressure transducer, entrance guard sensor communication control connect；Operating board is then arranged at the one of switch cubicle
Side, is fixed on the outside of described frame by support, is additionally provided with several input instruction button, passes through on the panel of operating board
Process equipment is controlled by the input single operation instruction of each input instruction button.Hydraulic means includes providing pressure for system
Hydraulic power unit, is integrated with hydraulic control component in this hydraulic power unit, by pipeline respectively with vertically move oil cylinder, hydraulic center frame
Oil cylinder, hydraulic power chuck angling cylinder, Mobile Slide clamping cylinder and roller mill servo-cylinder are connected.
The work process of the present embodiment is:
First pass through operating control device, switch on power, and start pumping plant.
Workpiece is installed on the fixture of power turntable, at operating board locker power chuck.Liquid is regulated by hoist cylinder
Pressure centre frame position, makes centre frame tighten up.By servomotor mobile working slide unit to adjust rolling head operating position, close anti-
Protect door.Now working slider, rolling head are back to original position.
At product feature field and technological parameters such as the input through keyboard product type of industrial computer, job number, processing quantity, or directly
Connect and call the working procedure stored within industrial computer.
Being on switch, starting device, power turntable drives workpiece to rotate, and sliding table moves to operating position,
Compressed oil cylinder loads, and servo-cylinder drives rolling descending, roller contact workpiece, drives roller to rotate.When an initial pressure
After reaching setting value, next slight impression can be stayed at surface of the work.Now can quit work by set device, compressed oil cylinder is let out
Pressure, working slider and rolling head return original position.Then can open protective door, Indentation position be checked, passes through keyboard
Slide unit operating position parameter can be revised.
Starting device, by previous step sequence of movement, after an initial pressure reaches setting value, servo-cylinder drives rolling
Head is loaded by certain loading speed, when rolling makes rolling surface stop after reaching the plastic deformation (the rolling degree of depth) of regulation
Load and pressurize is to the stipulated time.An annular groove is now formed in rolling face.
After completing first rolling, compressed oil cylinder pressure release, rolling head lifts, and is automatically adjusted rolling by servo devices
Head position, carries out second rolling, until completing the rolling of whole sealing surface.So form one group of rolling in sealing surface position
Concentric annular grooves.
After processing a workpiece, compressed oil cylinder pressure release, slide unit and rolling head return original position, and equipment stops operating.
Unclamp hydraulic center frame in operating board manipulation, unclamp power chuck, open protective door, take out workpiece.
Through the workpiece of rolling, by suitable machining, remove rolling groove, form smooth sealing surface.Pass through
Actual installation contrast, uses the valve of rolling hardening process, compares common hardfacing alloy valve and can improve 1 ~ 2 its service life
Times.
In addition to the implementation, the present invention can also have other embodiments.All employing equivalents or equivalent transformation shape
The technical scheme become, all falls within the protection domain of application claims.
Claims (10)
1. valve sealing face hardening process equipment, it is characterised in that: include the frame that plane is L-shaped, described frame interior
Portion is fixed with power turntable, and the top of described power turntable is fixed with workpiece by fixture, and the bar portion of described workpiece is with vertical
Mobile working platform is connected；The described workbench that vertically moves is arranged at the rear side of power turntable, and the right side of described power turntable leads to
Cross support and be installed with sliding table, and described power turntable is positioned at and vertically moves workbench and sliding table centrage
Square crossing point；The upper surface of described sliding table has rolling head member by floor installation, described rolling head member upper
Side is provided with compressed oil cylinder, and the steel plate that described compressed oil cylinder is installed by its both sides is linked into one with frame, forms an envelope
The stress frame closed；The side of described process equipment is provided with control device and hydraulic means.
Valve sealing face the most according to claim 1 hardening process equipment, it is characterised in that: described power turntable includes solid
Due to the fixture of power turntable upper end, described fixture is connected with the angling cylinder being arranged at bottom power turntable by drive shaft system
Connect, provide power to drive fixture to rotate by angling cylinder；In the side of angling cylinder, permagnetic synchronous motor is installed, institute
Stating and be provided with gear pair on the output shaft of permagnetic synchronous motor, described gear pair is one group of reduction gearing, including driving gear and
Driven gear intermeshing with this driving gear.
Valve sealing face the most according to claim 1 hardening process equipment, it is characterised in that vertically move workbench described in:
Including one group of line slideway with chute, described line slideway is installed on the front at side lathe bed, described line slideway sets
There is the sliding support slided up and down along its chute, the upper plane of described sliding support, the position corresponding with rotary table center
Hydraulic center frame is installed；The rear side of described sliding support is equipped with piston rod attachment support, by described piston rod attachment support
It is connected with hoist cylinder.
Valve sealing face the most according to claim 1 hardening process equipment, it is characterised in that: described sliding table includes
The working slider being installed in frame, the table top of described working slider forms an inclination angle at an acute angle, institute with the column of frame
The end that angle is 30 ° of described working sliders stating inclination angle is provided with servomotor, regulates slip work by driven by servomotor
The operating position of platform.
Valve sealing face the most according to claim 1 hardening process equipment, it is characterised in that: described rolling head member includes
Being installed on the base on sliding table top, the side of described base is fixed with rolling headstock slide, described rolling headstock slide
Top connect support equipped with servo-cylinder, described connection support is fixedly connected with servo-cylinder, described servo-cylinder and support
In same level orthogonal, described servo-cylinder by servo-cylinder piston rod thread connect have knock-off joint；Described rolling
It is provided with rectangle chute in pressure head frame slide, slides up and down the milled head being installed on rolling headstock slide in described chute and install
Support；The bottom of described milled head mounting bracket is provided with U-shaped rolling wheel support, is provided with roll wheel assembly in described rolling wheel support；
Roll wheel assembly includes the roller bearing installing hole that U-shaped rolling wheel support both sides are fixing, is provided with roller bearing, described roller bearing in described roller bearing installing hole
On be sequentially installed with anti-rotation pressing plate, roller and lining；Described roller inner holes be sequentially installed with cylinder roller bearing, bearing every
Circle, the two ends of described cylinder roller bearing are installed with bearing cover by connector, and described bearing cover is built with gear oil
Circle, described roller rotates freely in roller bearing.
Valve sealing face the most according to claim 5 hardening process equipment, it is characterised in that: described servo-cylinder by than
Example valve, pressure transducer and displacement transducer carry out closed loop control, and described closed loop control is that servo-cylinder drives the contact of rolling head
Surface of the work, after an initial pressure reaches setting value, oil cylinder loads with the loading speed set；When rolling makes rolling surface
Stop loading also pressurize after reaching plastic deformation both rolling degree of depth of regulation to the stipulated time.
Valve sealing face the most according to claim 5 hardening process equipment, it is characterised in that: the work surface of described roller is
Having the taper of angle, the angle of described angle is 60 ° ~ 90 °；Described roller agrees with mutually with surface of the work, produces plastic deformation,
Surface of the work is made to form annular groove；According to the diverse location of roller, described surface of the work forms one group and has concentrically ringed roller
Roll annular groove.
Valve sealing face the most according to claim 1 hardening process equipment, it is characterised in that: described control device is used for setting
The control of the standby course of processing, including switch cubicle and operating board, is provided with industrial computer and PLC control system, institute in described switch cubicle
The outside stating industrial computer is provided with display and control panel；Described industrial computer is by industrial bus and PLC control system communication
Connect, set up in described PLC control system have workpiece roller prick the hydraulic system in parameter information, with process equipment, power turntable,
Vertically move workbench, sliding table, rolling head member, displacement transducer, pressure transducer, entrance guard sensor communication control
Connect；Described operating board is arranged at the side of switch cubicle, is fixed on the outside of described frame, described operating board panel by support
It is provided with several input instruction button, by the input single operation instruction of each input instruction button, process equipment is controlled
System.
Valve sealing face the most according to claim 1 hardening process equipment, it is characterised in that: described hydraulic means include for
System provides the hydraulic power unit of pressure, is integrated with hydraulic control component in described hydraulic power unit, is moved with vertical respectively by pipeline
Dynamic oil cylinder, hydraulic center frame oil cylinder, hydraulic power chuck angling cylinder, Mobile Slide clamping cylinder and roller mill servo-cylinder phase
Connect.
Valve sealing face the most according to claim 1 hardening process equipment, it is characterised in that: the outside of described frame sets
Having isolation protecting device, described isolation protecting device is semiclosed slidingtype, including cover plate, described cover plate be installed on pedestal
Slide connect.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610778613.7A CN106191726B (en) | 2016-08-30 | 2016-08-30 | A kind of valve sealing face hardens process equipment |
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| CN201610778613.7A CN106191726B (en) | 2016-08-30 | 2016-08-30 | A kind of valve sealing face hardens process equipment |
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| CN106191726A true CN106191726A (en) | 2016-12-07 |
| CN106191726B CN106191726B (en) | 2018-04-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108080882A (en) * | 2018-01-19 | 2018-05-29 | 江苏省机械研究设计院有限责任公司 | A kind of valve rod circular conical surface multiple tracks ditch groove rolling device |
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| CN103464657A (en) * | 2013-09-21 | 2013-12-25 | 邵阳市通达汽车零部件制造有限公司 | Semi-automatic piston rod fine rolling equipment |
| CN104101495A (en) * | 2014-07-21 | 2014-10-15 | 南京国际船舶设备配件有限公司 | Bimetallic material friction welding air valve detection device |
| CN204183093U (en) * | 2014-10-21 | 2015-03-04 | 南京国际船舶设备配件有限公司 | A kind of valve stem end face build-up welding apparatus |
| CN206069981U (en) * | 2016-08-30 | 2017-04-05 | 南京国际船舶设备配件有限公司 | A kind of valve sealing face hardens process equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999653A (en) * | 2018-01-19 | 2018-05-08 | 江苏省机械研究设计院有限责任公司 | A kind of centre frame position adjusting mechanism for valve rod clamping |
| CN108080882A (en) * | 2018-01-19 | 2018-05-29 | 江苏省机械研究设计院有限责任公司 | A kind of valve rod circular conical surface multiple tracks ditch groove rolling device |
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| CN106191726B (en) | 2018-04-27 |
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Address after: 211121, No. 276, Ling Shun North Road, Lake cooked Town, Jiangning District, Jiangsu, Nanjing Patentee after: Nanjing COSCO marine equipment accessories Co., Ltd Address before: 211121, No. 276, Ling Shun North Road, Lake cooked Town, Jiangning District, Jiangsu, Nanjing Patentee before: NANJING INTERNATIONAL MARINE EQUIPMENT & SPARES Ltd. |
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