CN108398071A - Valve detection device - Google Patents
Valve detection device Download PDFInfo
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- CN108398071A CN108398071A CN201810348580.1A CN201810348580A CN108398071A CN 108398071 A CN108398071 A CN 108398071A CN 201810348580 A CN201810348580 A CN 201810348580A CN 108398071 A CN108398071 A CN 108398071A
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- 238000001514 detection method Methods 0.000 title claims abstract description 57
- 238000012360 testing method Methods 0.000 claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000005336 cracking Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 238000007667 floating Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000013404 process transfer Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001965 increasing effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The invention discloses a kind of valve detection devices, including pedestal, which is characterized in that valve detent mechanism and valve side surface circle glitch detection mechanism are provided on pedestal；The valve detent mechanism for realizing the horizontal location to valve to be detected and realize to the valve after positioning in the axial direction away from valve retainer direction it is unilateral limit, valve retainer end face circle glitch detection mechanism includes deviateing the test point position setting in the center of circle on a horizontally disposed amesdial and valve retainer end face that amesdial contact face is positioned.The present invention have it is simple in structure, it is easy to operate, can realize the detection of air valve total length parameter, and the advantages that testing result is accurate and reliable.The present invention can realize the detection of valve end face circle run-out tolerance, and with the advantages that simple in structure, easy to operate, and testing result is accurate and reliable.
Description
Technical field
Part of automobile engine production detection technique field of the present invention more particularly to a kind of valve detection device.
Background technology
Automobile engine can be converted into mechanical energy by the chemical energy of fuel or by other forms, be provided for automobile dynamic
Power is the heart of automobile, belongs to a kind of technology-intensive product.With China's expanding economy, to automobile demand amount and day
While all increasings, auto industry is rapidly developed, and people are also higher and higher to the performance requirement of automobile engine.
In automobile engine, inlet and exhaust valve is to be coaxially disposed the bar portion being integrated with round plate by a round plate and one
The component of composition belongs to one of automobile engine key components and parts, is the portal of engine chamber, is engine working process
The key foundation part of middle sealing porting controls the gas exchanges of engine for blocking gas channel.In engine
In each course of work, inlet valve and exhaust valve all respectively open and close once when valve opens and closes, and valve is born
The pressure of valve spring and pressure when taking a seat.Inlet valve and exhaust valve play close especially in compression and expansion stroke
Seal the effect of combustion chamber.Therefore, the quality of valve quality has engine performance and service life important influence.
The machining accuracy and structure of valve play the role of to the movement of engine valve actuating mechanism it is very important, while wherein
The Circular Run-out Tolerance tolerance of valve be valve key parameter and valve sealing effect it is closely related.Valve retainer Circular Run-out Tolerance
Tolerance is that the item of form and position of certain precision is kept for controlling valve retainer end face surface profile element relative to valve axis,
Valve retainer end face is defined as to revolve one-turn around datum axis or when continuous rotary permitted maximum jitter amount.Run-out tolerance is different
In orientation and alignment tolerance, it is with specific detection mode for according to given tolerance project.Since run-out tolerance is to quilt
Survey will be known as comprehensive control action, i.e., not only have control action, and controllable certain form error to site error;Energy
The functional requirement of part is fully demonstrated, thus is applied in production relatively wide.And in existing valve manufacturing enterprise, some valves
Manufacturing enterprise is detected valve retainer end face run-out mainly by pulsation detecting instrument.Because of its inspection cost height, required time is grown, because
This examines valve end face run-out and number and batch very limited.
So how to design it is a kind of simple in structure, it is easy to operate, detect reliable valve detection device to realize pair
The detection of run-out tolerance is justified in valve end face, and becoming has considered solve the problems, such as.
Invention content
The technical problem to be solved in the present invention is：It is simple in structure how one kind is provided, it is easy to operate, it can realize
Justify the detection of run-out tolerance, and testing result accurately and reliably valve detection device in valve end face.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions.
A kind of valve detection device, including pedestal, which is characterized in that valve detent mechanism and valve retainer are provided on pedestal
Circular Run-out Tolerance testing agency；The valve detent mechanism is for realizing the horizontal location to valve to be detected and realizes to positioning
Unilateral limit of the valve afterwards in the axial direction away from valve retainer direction, valve retainer end face circle glitch detection mechanism includes one
A amesdial mounting base, in amesdial mounting base installation positioned there are one horizontally disposed amesdial and amesdial contact face
Valve retainer end face on deviate the test point position setting in the center of circle, be provided with for adjusting amesdial along axis in amesdial mounting base
To the amesdial regulating mechanism of fixed position.
In this way in use, valve to be detected is by valve detent mechanism horizontal location and realizes to valve away from valve retainer side
To axial direction on unilateral limit, adjust the detection of the valve retainer end face after amesdial axial position makes its contact and positions in this way
Point contact simultaneously generates certain precompression, and precompression reading is more than valve retainer end face and justifies run-out tolerance limiting value, is then protecting
It holds under conditions of the axial unilateral side of valve limits and is enclosed along valve Pivot Point Center line rotary valve one, read amesdial display and read most
The difference of big value and minimum value, the as run-out tolerance of the valve retainer end face of the valve.Therefore with simple in structure, of low cost, inspection
Survey convenient and efficient, accurate and reliable advantage.
As an optimization, the amesdial regulating mechanism, including a montant being vertically provided in amesdial mounting base erect
Level offers amesdial mounting hole in the middle part of bar, and the detection bar of the amesdial is plugged on amesdial with the mutually fixed part of dial plate
In mounting hole, amesdial mounting hole, amesdial mounting hole are stretched out for the floating part of contact to be arranged in the detection bar of amesdial
Offer and crack upwards in the montant of top, the montants of both sides of cracking along extend vertically through direction of cracking be provided with clamp bolt hole and
Corresponding fishbolt, fishbolt realize the fixation of amesdial for realizing the clamping of symmetry slot.
In this way, after unclamping clamping screw, front and back position of the amesdial detection bar again in amesdial mounting hole can be adjusted, is adjusted
Section is fixed again after in place, ensures that amesdial installation site can be generated and forms certain precompressed to valve retainer end face after positioning
Power.The structure has many advantages, such as simple in structure simultaneously, easy to adjust quick.
As an optimization, the valve detent mechanism includes a valve positioning seat, and valve positioning seat upper surface is provided with one
A locating slot perforative along the longitudinal direction, locating slot is for realizing the positioning to valve along positioning groove length direction, valve positioning
There are one the vertical adjustable plate mounting planes being located on front side of locating slot for seat tool, are located on front side of locating slot on adjustable plate mounting plane
The right and left be each provided with a positioning screw hole, the right and left on front side of locating slot is also each provided with a vertical adjusting
Plate, adjustable plate trailing flank and the fitting of adjustable plate mounting plane, the opposite inside of two adjustable plates are vertical confined planes, adjustable plate
Upper corresponding positioning screw hole is provided with horizontal strip hole, also sets up and passes through corresponding strip hole there are two positioning bolt and position spiral shell
Realize the fixation to adjustable plate in hole.
In this way, in use, first unclamp positioning bolt, valve is positioned in locating slot and valve retainer stretches out locating slot, so
Moving adjustable plate in left-right direction afterwards makes its confined planes and the taper surface at valve retainer rear contact, then locking positioning bolt will be adjusted
Plate is fixed, you can conveniently and efficiently realizes the limit in an axial direction to valve.In this way, by the taper of adjustable plate and valve retainer rear
Limit is realized in face contact, and since valve is in production, general taper surface is to be shaped by the inner cavity of lower die, and valve retainer end face is
It is stamping by punch, therefore the precision of taper surface can be significantly larger than the precision of valve retainer end face.Therefore rely on adjustable plate confined planes
Limit is realized with the taper surface point contact at valve retainer rear, then during valve rotation after adjustable plate confined planes and valve retainer
The taper surface contact position of side rotates to form a round wires, can ensure the precision of the contact round wires, and then reduce error, more preferably
Ground ensures that testing result is to react the data of valve side surface flatness.
Further, there are two positioning rolls for setting along the longitudinal direction in locating slot, and two positioning rolls are along positioning groove width
Degree direction is set up in parallel, and the clip slot for being positioned to valve, the gas of locating slot side are formed between two positioning rolls upper surfaces
Door positioning seat upper edge offers roller adjusting screw hole perpendicular to locating slot direction level, and roller adjusting screw hole is arranged for horizontal alignment
The setting of at least two and face positioning rolls, be screwed in roller adjusting screw hole and be combined with roller adjusting bolt.
In this way, realizing that the positioning to valve, simple in structure and positioning are convenient and efficient reliable by two positioning rolls.Simultaneously
Two roller adjusting bolts being arranged can adjust the tightness between two rollers, and then adjust two positioning rolls upper tables
The width of the clip slot formed between face, and then the valve heights of positioning are realized and are adjusted, so being fixed in amesdial height and position
In the case of, facilitate and adjusts valve heights position to ensure that amesdial and valve side surface contact point apart from the position in the center of circle are suitable
Close the position for realizing Circular Run-out Tolerance detection, it is ensured that accuracy of detection, and have the advantages that easy to adjust quick.
Further, roller adjusting screw hole face positioning rolls axle center line position is arranged.Positioning rolls more convenient in this way
Force is abutted when elastic adjusting.
Further, positioning rolls length is less than the bar portion length of valve to be detected.Detection process transfer in this way is taken offence door
When, engine valve stem tail end can be relied on to stretch out positioning rolls and hanging part realizes that valve rotates, more convenient rotation valve
And can better ensure that positioning states when valve rotation are constant, to improve accuracy of detection.
Further, positioning rolls front end face edge is provided with chamfering.Positioning rolls can be preferably avoided in this way
The taper surface at the valve retainer rear of front end face and valve to be detected interferes and influences accuracy of detection.
Further, it is additionally provided with adjustable plate centering adjustment structure, the adjustable plate centering adjustment structure includes two right
The screw hole of the adjusting nut that should be set in front of two pieces of adjustable plates, adjusting nut is horizontally disposed along locating slot width direction, adjusts
Nut is individually fixed on a nut seat, is provided with nut fixing threaded hole on the corresponding adjustable plate of nut seat, right on nut seat
It answers nut fixing threaded hole to offer horizontal strip hole, is additionally provided with strip hole of the nut fixing bolt on the nut seat and right
The nut fixing threaded hole answered realizes fixation of the nut seat on corresponding adjustable plate；Adjustable plate centering adjustment structure further includes one double
To leading screw, it is symmetrically arranged with two sections of external screw threads on two-way leading screw and is respectively screwed in two adjusting nuts.
In this way, adjustable plate centering adjustment structure can be relied on to carry out centering before testing, and in detection different model light
It is adjusted when bar.Specifically, when centering, nut fixing bolt and positioning bolt are first unclamped, two is then determined and determines
It after the cylinder position of position, is put into a polished rod and is positioned between two positioning rolls, then move two adjustable plates and make two tune
The opposite confined planes of plate and polished rod contact are saved, then rotational positioning bolt fixes adjustable plate, then rotating nuts fixing bolt is fixed
Good nut seat removes polished rod and realizes centering.When detecting the valve of different model size after centering, you can with by rotating two-way silk
Thick stick so that two adjustable plates follow corresponding adjusting nut to draw close or reversely detach in the same direction, to big according to different models
Small valve adjusts the width distance between two adjustable plates, can be bored just with the valve back-end disk of valve to be detected
It is contacted at shaped position to realize detection and ensure accuracy of detection.And then it ensure that two adjustable plates are real in the case where keeping in
It now quickly adjusts, improves using the convenience and reliability adjusted.
Further, two-way leading screw one end end set has turning knob.Rotation is facilitated to adjust in this way.
Further, there are one lead screw bases, lead screw base to be fixed on the base for setting in the middle part of two-way leading screw, horizontal on lead screw base
It is provided through leading screw through-hole, two-way leading screw is rotatably engaged in leading screw through-hole.
In this way, fixing the height and position of leading screw by lead screw base, makes its more convenient adjusting operation, avoid adjusting screw
When drive adjustable plate displacement and influence subsequent detection precision.
Further, restricted lead screw shaft is set between lead screw base and leading screw and limits knot to the leading screw axial position of displacement
Structure.In this way, leading screw left and right position can preferably be limited, preferably avoids leading screw left and right displacement when adjusting and adjustable plate is driven to move
It is dynamic, ensure the symmetry and reliability that adjust.When implementation, leading screw axial position position limiting structure can by leading screw through-hole wall and
Circumferentially arranged concave-convex fit structure between corresponding leading screw outer wall obtains.
In conclusion the present invention can realize the detection of valve end face circle run-out tolerance, and there is simple in structure, operation side
Just the advantages that quick, and testing result is accurate and reliable.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.
Embodiment：
As shown in Figure 1, a kind of valve detection device, including pedestal 1, wherein valve detent mechanism and valve are provided on pedestal 1
Side surface justifies glitch detection mechanism；The valve detent mechanism is for realizing the horizontal location to valve to be detected and realizes to fixed
Unilateral limit of the valve in the axial direction away from valve retainer direction behind position, valve retainer end face circle glitch detection mechanism include
One amesdial mounting base 2, there are one horizontally disposed amesdial 3 and amesdial contact faces for installation in amesdial mounting base 2
Deviate the test point position setting in the center of circle on the valve retainer end face positioned, is provided in amesdial mounting base 2 for adjusting thousand
The amesdial regulating mechanism for dividing table to be axially fixed position.
In this way in use, valve to be detected is by valve detent mechanism horizontal location and realizes to valve away from valve retainer side
To axial direction on unilateral limit, adjust the detection of the valve retainer end face after amesdial axial position makes its contact and positions in this way
Point contact simultaneously generates certain precompression, and precompression reading is more than valve retainer end face and justifies run-out tolerance limiting value, is then protecting
It holds under conditions of the axial unilateral side of valve limits and is enclosed along valve Pivot Point Center line rotary valve one, read amesdial display and read most
The difference of big value and minimum value, the as run-out tolerance of the valve retainer end face of the valve.Therefore with simple in structure, of low cost, inspection
Survey convenient and efficient, accurate and reliable advantage.
Wherein, the amesdial regulating mechanism, including a montant 4 being vertically provided in amesdial mounting base, montant 4
Middle part level offers amesdial mounting hole, and the detection bar of the amesdial 3 is plugged on amesdial with the mutually fixed part of dial plate
In mounting hole, amesdial mounting hole, amesdial mounting hole are stretched out for the floating part of contact to be arranged in the detection bar of amesdial 3
Offer and crack upwards in the montant of top, the montants of both sides of cracking along extend vertically through direction of cracking be provided with clamp bolt hole and
Corresponding fishbolt 5, fishbolt 5 realize the fixation of amesdial 3 for realizing the clamping of symmetry slot.
In this way, after unclamping clamping screw, front and back position of the amesdial detection bar again in amesdial mounting hole can be adjusted, is adjusted
Section is fixed again after in place, ensures that amesdial installation site can be generated and forms certain precompressed to valve retainer end face after positioning
Power.The structure has many advantages, such as simple in structure simultaneously, easy to adjust quick.
Wherein, the valve detent mechanism includes a valve positioning seat 6, and there are one the settings of 6 upper surface of valve positioning seat
Perforative locating slot along the longitudinal direction, locating slot is for realizing the positioning to valve along positioning groove length direction, valve positioning seat
There are one the vertical adjustable plate mounting planes being located on front side of locating slot for tool, are located on front side of locating slot on adjustable plate mounting plane
The right and left is each provided with a positioning screw hole, and the right and left on front side of locating slot is also each provided with a vertical adjustable plate 7,
7 trailing flank of adjustable plate and the fitting of adjustable plate mounting plane, the opposite inside of two adjustable plates 7 are vertical confined planes, adjustable plate 7
Upper corresponding positioning screw hole is provided with horizontal strip hole, also set up there are two positioning bolt 8 pass through corresponding strip hole and positioning
Screw hole realizes the fixation to adjustable plate 7.
In this way, in use, first unclamp positioning bolt, valve is positioned in locating slot and valve retainer stretches out locating slot, so
Moving adjustable plate in left-right direction afterwards makes its confined planes and the taper surface at valve retainer rear contact, then locking positioning bolt will be adjusted
Plate is fixed, you can conveniently and efficiently realizes the limit in an axial direction to valve.In this way, by the taper of adjustable plate and valve retainer rear
Limit is realized in face contact, and since valve is in production, general taper surface is to be shaped by the inner cavity of lower die, and valve retainer end face is
It is stamping by punch, therefore the precision of taper surface can be significantly larger than the precision of valve retainer end face.Therefore rely on adjustable plate confined planes
Limit is realized with the taper surface point contact at valve retainer rear, then during valve rotation after adjustable plate confined planes and valve retainer
The taper surface contact position of side rotates to form a round wires, can ensure the precision of the contact round wires, and then reduce error, more preferably
Ground ensures that testing result is to react the data of valve side surface flatness.
Wherein, there are two positioning rolls 9 for setting along the longitudinal direction in locating slot, and two positioning rolls 9 are along positioning well width
Direction is set up in parallel, and the clip slot for being positioned to valve, the valve of locating slot side are formed between two positioning rolls upper surfaces
Positioning seat upper edge offers roller adjusting screw hole perpendicular to locating slot direction level, and roller adjusting screw hole is horizontal alignment setting
At least two and face positioning rolls be arranged, being screwed in roller adjusting screw hole is combined with roller adjusting bolt 10.
In this way, realizing that the positioning to valve, simple in structure and positioning are convenient and efficient reliable by two positioning rolls.Simultaneously
Two roller adjusting bolts being arranged can adjust the tightness between two rollers, and then adjust two positioning rolls upper tables
The width of the clip slot formed between face, and then the valve heights of positioning are realized and are adjusted, so being fixed in amesdial height and position
In the case of, facilitate and adjusts valve heights position to ensure that amesdial and valve side surface contact point apart from the position in the center of circle are suitable
Close the position for realizing Circular Run-out Tolerance detection, it is ensured that accuracy of detection, and have the advantages that easy to adjust quick.
Wherein, 9 axle center line position setting of roller adjusting screw hole face positioning rolls.Positioning rolls more convenient in this way are elastic
Force is abutted when adjusting.
Wherein, 9 length of positioning rolls is less than the bar portion length of valve to be detected.When detection process transfer is taken offence in this way,
Engine valve stem tail end can be relied on to stretch out positioning rolls and hanging part realizes that valve rotates, more convenient rotation valve and energy
Positioning states when enough better ensuring that valve rotation are constant, to improve accuracy of detection.
Wherein, 9 front end face edge of the positioning rolls is provided with chamfering.Positioning rolls front end can be preferably avoided in this way
The taper surface at face and the valve retainer rear of valve to be detected interferes and influences accuracy of detection.
Wherein, it is additionally provided with adjustable plate centering adjustment structure, the adjustable plate centering adjustment structure is set including two correspondences
The screw hole of the adjusting nut 11 being placed in front of two pieces of adjustable plates, adjusting nut 11 is horizontally disposed along locating slot width direction, adjusts
Nut is individually fixed on a nut seat 12, and nut fixing threaded hole, nut seat are provided on 12 corresponding adjustable plate of nut seat
Upper corresponding nut fixing threaded hole offers horizontal strip hole, is additionally provided with strip of the nut fixing bolt 13 on nut seat
Hole and corresponding nut fixing threaded hole realize fixation of the nut seat 12 on corresponding adjustable plate 7；Adjustable plate centering adjusts structure also
Including a two-way leading screw 14, it is symmetrically arranged with two sections of external screw threads on two-way leading screw and is respectively screwed in two adjusting nuts.
In this way, adjustable plate centering adjustment structure can be relied on to carry out centering before testing, and in detection different model light
It is adjusted when bar.Specifically, when centering, nut fixing bolt and positioning bolt are first unclamped, two is then determined and determines
It after the cylinder position of position, is put into a polished rod and is positioned between two positioning rolls, then move two adjustable plates and make two tune
The opposite confined planes of plate and polished rod contact are saved, then rotational positioning bolt fixes adjustable plate, then rotating nuts fixing bolt is fixed
Good nut seat removes polished rod and realizes centering.When detecting the valve of different model size after centering, you can with by rotating two-way silk
Thick stick so that two adjustable plates follow corresponding adjusting nut to draw close or reversely detach in the same direction, to big according to different models
Small valve adjusts the width distance between two adjustable plates, can be bored just with the valve back-end disk of valve to be detected
It is contacted at shaped position to realize detection and ensure accuracy of detection.And then it ensure that two adjustable plates are real in the case where keeping in
It now quickly adjusts, improves using the convenience and reliability adjusted.
Wherein, 14 one end end set of the two-way leading screw has turning knob 15.Rotation is facilitated to adjust in this way.
Wherein, there are one lead screw bases 16 for setting in the middle part of two-way leading screw, and lead screw base 16 is fixed on pedestal 1, on lead screw base 16
Level is provided through leading screw through-hole, and two-way leading screw 14 is rotatably engaged in leading screw through-hole.
In this way, fixing the height and position of leading screw by lead screw base, makes its more convenient adjusting operation, avoid adjusting screw
When drive adjustable plate displacement and influence subsequent detection precision.
Wherein, leading screw axial position position limiting structure of the restricted lead screw shaft to displacement is set between lead screw base and leading screw.This
Sample can preferably limit leading screw left and right position, preferably avoid leading screw left and right displacement when adjusting and adjustable plate is driven to move, protect
Demonstrate,prove the symmetry and reliability adjusted.When implementation, leading screw axial position position limiting structure can be by leading screw through-hole wall and correspondence
Leading screw outer wall between circumferentially arranged concave-convex fit structure obtain.
Claims (8)
1. a kind of valve detection device, including pedestal, which is characterized in that be provided with valve detent mechanism and valve disk terminal on pedestal
Mian Yuan glitch detections mechanism；The valve detent mechanism is for realizing the horizontal location to valve to be detected and after realizing to positioning
Unilateral limit of the valve in the axial direction away from valve retainer direction, valve retainer end face circle glitch detection mechanism includes one
Amesdial mounting base, in amesdial mounting base installation positioned there are one horizontally disposed amesdial and amesdial contact face
Deviate the test point position setting in the center of circle on valve retainer end face, is provided in amesdial mounting base for adjusting amesdial in an axial direction
The amesdial regulating mechanism of fixed position；
The amesdial regulating mechanism, including a montant being vertically provided in amesdial mounting base, montant middle part level are opened
Equipped with amesdial mounting hole, the detection bar of the amesdial is plugged on the mutually fixed part of dial plate in amesdial mounting hole, and thousand
Divide in the detection bar of table and be used to be arranged the floating part stretching amesdial mounting hole of contact, in the montant above amesdial mounting hole
It offers and cracks upwards, the montant edge for both sides of cracking extends vertically through direction of cracking and is provided with clamp bolt hole and corresponding clamping spiral shell
Bolt, fishbolt realize the fixation of amesdial for realizing the clamping of symmetry slot；
The valve detent mechanism includes a valve positioning seat, and there are one pass through the setting of valve positioning seat upper surface along the longitudinal direction
The locating slot worn, locating slot is for realizing the positioning to valve along positioning groove length direction, and there are one be located at valve positioning seat tool
Vertical adjustable plate mounting plane on front side of locating slot is located at the right and left on front side of locating slot on adjustable plate mounting plane and respectively sets
It sets there are one positioning screw hole, the right and left on front side of locating slot is also each provided with a vertical adjustable plate, adjustable plate trailing flank
It is bonded with adjustable plate mounting plane, the opposite inside of two adjustable plates is vertical confined planes, and positioning screw hole is corresponded on adjustable plate
It is provided with horizontal strip hole, is also set up there are two positioning bolt across corresponding strip hole and positioning screw hole realization to adjustable plate
Fixation.
2. valve detection device as described in claim 1, which is characterized in that there are two fixed for setting along the longitudinal direction in locating slot
Position roller, two positioning rolls are set up in parallel along locating slot width direction, formed between two positioning rolls upper surfaces for pair
The clip slot of valve positioning, the valve positioning seat upper edge of locating slot side offer roller perpendicular to locating slot direction level and adjust spiral shell
Hole, roller adjusting screw hole is two of horizontal alignment setting and face positioning rolls are arranged, and be screwed on cooperation in roller adjusting screw hole
There is roller adjusting bolt.
3. valve detection device as claimed in claim 2, which is characterized in that roller adjusting screw hole face positioning rolls axial line
Position is arranged.
4. valve detection device as claimed in claim 2, which is characterized in that positioning rolls length is less than the bar of valve to be detected
Minister's degree.
5. valve detection device as claimed in claim 2, which is characterized in that positioning rolls front end face edge is provided with down
Angle.
6. valve detection device as claimed in claim 2, which is characterized in that be additionally provided with adjustable plate centering adjustment structure, institute
It includes two adjusting nuts being correspondingly arranged in front of two pieces of adjustable plates, the screw hole of adjusting nut to state adjustable plate centering adjustment structure
Horizontally disposed along locating slot width direction, adjusting nut is individually fixed on a nut seat, on the corresponding adjustable plate of nut seat
It is provided with nut fixing threaded hole, nut fixing threaded hole is corresponded on nut seat and offers horizontal strip hole, it is solid to be additionally provided with nut
Determine strip hole and corresponding nut fixing threaded hole of the bolt on nut seat and realizes fixation of the nut seat on corresponding adjustable plate；
It further includes a two-way leading screw that adjustable plate centering, which adjusts structure, and two sections of external screw threads are symmetrically arranged on two-way leading screw and are respectively screwed on
In two adjusting nuts.
7. valve detection device as claimed in claim 6, which is characterized in that two-way leading screw one end end set has rotation
Knob.
8. valve detection device as claimed in claim 6, which is characterized in that lead screw base there are one settings in the middle part of two-way leading screw,
Lead screw base is fixed on the base, and level is provided through leading screw through-hole on lead screw base, and two-way leading screw is rotatably engaged in leading screw
In through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810348580.1A CN108398071B (en) | 2018-04-18 | 2018-04-18 | Valve detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810348580.1A CN108398071B (en) | 2018-04-18 | 2018-04-18 | Valve detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108398071A true CN108398071A (en) | 2018-08-14 |
| CN108398071B CN108398071B (en) | 2020-07-28 |
Family
ID=63100284
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810348580.1A Expired - Fee Related CN108398071B (en) | 2018-04-18 | 2018-04-18 | Valve detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955502A (en) * | 2018-05-22 | 2018-12-07 | 长江师范学院 | Valve retainer end face accuracy checking method |
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| DD137970A1 (en) * | 1978-07-26 | 1979-10-03 | Klaus Henze | DEVICE FOR DETERMINING THE VALVE ENTRY TO DIESEL ENGINES |
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| CN201583375U (en) * | 2010-01-19 | 2010-09-15 | 中国汽车技术研究中心 | Centrally-mounted automobile chassis electric dynamometer |
| CN202229688U (en) * | 2011-07-27 | 2012-05-23 | 浙江豪情汽车制造有限公司 | Valve sealing surface bounce amount measuring tool |
| CN202622621U (en) * | 2012-06-21 | 2012-12-26 | 北京矿冶研究总院 | Self-locking centering clamping mechanism |
| US20140050533A1 (en) * | 2012-08-17 | 2014-02-20 | Tom Lennon | Snake adaptor for location of a pressurized gas line |
| JP2014062811A (en) * | 2012-09-21 | 2014-04-10 | Honda Motor Co Ltd | Measurement jig |
| CN103822567A (en) * | 2014-03-04 | 2014-05-28 | 广西玉柴机器股份有限公司 | Device and method for measuring distance from plate cone gauge section to plate end face of air valve |
| CN103878629A (en) * | 2014-03-26 | 2014-06-25 | 济钢集团有限公司 | Locating adjustment device for shaft machining |
| CN203993272U (en) * | 2014-07-14 | 2014-12-10 | 徐州重型机械有限公司 | A kind of clamping device |
| CN106979742A (en) * | 2017-05-25 | 2017-07-25 | 长江师范学院 | A kind of valve stem bar portion accuracy checking method |
| CN107238336A (en) * | 2017-07-14 | 2017-10-10 | 长江师范学院 | Engine valve stem detection device |
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| JPH07332908A (en) * | 1994-06-10 | 1995-12-22 | Fuji Oozx Inc | Thickness measuring apparatus for thick part of lower surface of top wall of tappet |
| CN101254582A (en) * | 2008-02-26 | 2008-09-03 | 安阳鑫盛机床有限公司 | Self-centering machine tool center bracket system |
| CN201583375U (en) * | 2010-01-19 | 2010-09-15 | 中国汽车技术研究中心 | Centrally-mounted automobile chassis electric dynamometer |
| CN202229688U (en) * | 2011-07-27 | 2012-05-23 | 浙江豪情汽车制造有限公司 | Valve sealing surface bounce amount measuring tool |
| CN202622621U (en) * | 2012-06-21 | 2012-12-26 | 北京矿冶研究总院 | Self-locking centering clamping mechanism |
| US20140050533A1 (en) * | 2012-08-17 | 2014-02-20 | Tom Lennon | Snake adaptor for location of a pressurized gas line |
| JP2014062811A (en) * | 2012-09-21 | 2014-04-10 | Honda Motor Co Ltd | Measurement jig |
| CN103822567A (en) * | 2014-03-04 | 2014-05-28 | 广西玉柴机器股份有限公司 | Device and method for measuring distance from plate cone gauge section to plate end face of air valve |
| CN103878629A (en) * | 2014-03-26 | 2014-06-25 | 济钢集团有限公司 | Locating adjustment device for shaft machining |
| CN203993272U (en) * | 2014-07-14 | 2014-12-10 | 徐州重型机械有限公司 | A kind of clamping device |
| CN106979742A (en) * | 2017-05-25 | 2017-07-25 | 长江师范学院 | A kind of valve stem bar portion accuracy checking method |
| CN107238336A (en) * | 2017-07-14 | 2017-10-10 | 长江师范学院 | Engine valve stem detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108955502A (en) * | 2018-05-22 | 2018-12-07 | 长江师范学院 | Valve retainer end face accuracy checking method |
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