CN205426121U - Bent axle axle clearance detects demarcation frock of machine - Google Patents
Bent axle axle clearance detects demarcation frock of machine Download PDFInfo
- Publication number
- CN205426121U CN205426121U CN201620159995.0U CN201620159995U CN205426121U CN 205426121 U CN205426121 U CN 205426121U CN 201620159995 U CN201620159995 U CN 201620159995U CN 205426121 U CN205426121 U CN 205426121U
- Authority
- CN
- China
- Prior art keywords
- axle
- demarcation
- testing machine
- axial gap
- calibrating block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a bent axle axle clearance detects demarcation frock of machine, including bar -shaped block, bar -shaped block is last to be installed two linear bearing and one and demarcates the piece, two linear bearing about along the orientation interval set up and two linear bearing's dead eye coaxial, still including a while and two linear bearing's dead eye sliding fit's demarcation axle, demarcating epaxial two axle collars that are equipped with, two axle collars all lie in between two linear bearing, demarcate the piece and lie in between two axle collars, demarcate the piece and are lighter than two clearances between the axle collar at the ascending width in left and right sides side, demarcate the radius that distance between the axis of the partly of piece and demarcation spool is lighter than two axle collars, last being equipped with of bar -shaped block is used for installing the coupling assembling on bent axle axle clearance detection machine with it. The utility model discloses can be to maring bent axle axle clearance detection machine, have that the appearance is pleasing to the eye, technology is exquisite, an advantage such as simple structure, dependable performance, installation convenient to use, practicality are strong.
Description
Technical field
This utility model relates to the detection of bent axle, is specifically related to the demarcation frock of a kind of crankshaft axial gap testing machine.
Background technology
Crankshaft axial gap is in order to prevent bent axle and bearing heating, block and stay, if this gap is the least, can increase bent axle and bearing be heated after the resistance of motion, too conference makes bent axle axial float, causes the inclined cylinder of piston, connecting rod bending.Therefore an important indicator during crankshaft axial gap is engine assembly, most of engine production enterprises all use crankshaft axial gap testing machine to measure crankshaft axial gap value.Conventional crankshaft axial gap testing machine has bent axle small end thrust gear and crankshaft big end thrust gear.As shown in Figure 6, bent axle small end thrust gear is positioned at the left side of crankshaft big end thrust gear, and bent axle small end thrust gear includes the first cylinder 1 and is positioned at the bent axle small end pressure head 2 of the first cylinder 1 piston rod end；Crankshaft big end thrust gear includes one piece of installing plate 3 and is positioned at installing plate 3 left margin and the riser 4 set up, riser 4 is provided with guide cylinder 6, the slide bar 7 being slidably matched with it it is equipped with on guide cylinder 6, slide bar 7 through described riser 4 and is arranged in left-right direction, the left end of slide bar 7 is provided with crankshaft big end pressure head 8, the right-hand member of slide bar 7 is provided with baffle plate, spring 9 it is cased with on slide bar 7, spring 9 is between crankshaft big end pressure head 8 and riser 4, second cylinder 5 is installed on installing plate 3, the piston rod of the second cylinder 5 is just to baffle plate, the piston rod of the second cylinder 5 can promote baffle plate to the left, bent axle small end pressure head 2 and crankshaft big end pressure head 8 are oppositely arranged, the displacement transducer for detecting baffle plate displacement it is equipped with on riser 4.When above-mentioned crankshaft axial gap testing machine uses, first starting the second cylinder 5, the piston rod of the second cylinder 5 heads on baffle plate to left movement, and crankshaft big end pressure head 8 heads on bent axle to left movement until holding out against, now displacement transducer record reading one；It is then shut off the second cylinder 5, start the first cylinder 1, the piston rod of the first cylinder 1 heads on bent axle small end pressure head 2 and moves right, bent axle small end pressure head 2 heads on bent axle and moves right until holding out against, now displacement transducer record reading two, the difference of reading one and reading two is the bent axle gap measured.
Crankshaft axial gap testing machine belongs to detection equipment, and its accuracy of detection is affected, so crankshaft axial gap testing machine needs periodic calibrating by the precision of displacement transducer and the assembly precision of crankshaft axial gap testing machine upper-part.Traditional demarcation mode is displacement transducer to be delivered in each year third party detect demarcation once.This demarcation mode is demarcated due to Yao Song third party testing agency, and scalar period is longer, and cannot demarcate the assembly precision of crankshaft axial gap testing machine upper-part, it is impossible to meet crankshaft axial gap testing machine daily demarcation demand.
Summary of the invention
The purpose of this utility model is the demarcation frock proposing a kind of crankshaft axial gap testing machine, to demarcate crankshaft axial gap testing machine.
The demarcation frock of a kind of crankshaft axial gap testing machine described in the utility model, including the bar blocks arranged in left-right direction, being provided with two linear bearings and one piece of calibrating block on one face of described bar blocks, the dead eye that two linear bearings are spaced setting and two linear bearings in left-right direction is coaxial；The demarcation axle that the while of also including one, dead eye with two linear bearings is slidably matched, described demarcation axle is provided with two axle rings, two axle rings are respectively positioned between two linear bearings, described calibrating block is between two axle rings, described calibrating block width in the lateral direction is less than the gap between two axle rings, distance between a part and the axis of described demarcation axle of described calibrating block is less than the radius of two axle rings, and when an axle ring contacts with described calibrating block, between another axle ring and two linear bearings, it is respectively provided with gap；Described bar blocks is provided with the connection assembly for being installed in crankshaft axial gap testing machine.
Further, described connection assembly includes the connecting plate being arranged on described bar blocks right-hand member, described connecting plate is horizontally disposed with, it is equipped with locating piece at the front edge of described connecting plate and back edge, the lower plane of described locating piece is provided with the arcuate groove running through described locating piece in left-right direction, the top of described arcuate groove is provided with at least two and runs through the second through hole of described locating piece, and described connecting plate is provided with first through hole coaxial with described second through hole.
Further, there is in described calibrating block the breach running through described calibrating block in left-right direction, the section of described breach is in " ∩ " shape, and described demarcation axle is in left-right direction through described breach, and the diameter of said two axle ring is all higher than the distance between two sidewalls of described breach.
Further, described linear bearing and described calibrating block are installed in the lower plane of described bar blocks.
Further, described bar blocks and/or described connection assembly are provided with handle.
This utility model can be demarcated to crankshaft axial gap testing machine, has good looking appearance, technique exquisiteness, simple in construction, dependable performance, the advantage such as easy to install, practical.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation demarcating axle；
Fig. 3 is the structural representation of linear bearing；
Fig. 4 is the structural representation of calibrating block；
Fig. 5 is the structural representation of locating piece；
Fig. 6 is operating diagram of the present utility model.
In figure: 1 first cylinder；2 bent axle small end pressure heads；3 installing plates；4 risers；5 second cylinders；6 guide cylinders；7 slide bars；8 crankshaft big end pressure heads；9 springs；10 connect post；11 connecting plates；12 bar blocks；13 demarcate axle；14 linear bearings；15 calibrating block；16 locating pieces；17 axle rings；18 handles；19 first through holes；20 dead eyes；21 breach；22 second through holes；23 arcuate grooves.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
The demarcation frock of a kind of crankshaft axial gap testing machine as shown in Figure 1, including the bar blocks 12 arranged in left-right direction, two linear bearings 14 as shown in Figure 3 and one piece of calibrating block 15 are installed on one face of bar blocks 12, linear bearing 14 and calibrating block 15 are installed in the lower plane of bar blocks 12, and the dead eye 20 that two linear bearings 14 are spaced setting and two linear bearings 14 in left-right direction is coaxial；The demarcation axle 13 that the while of also including one, dead eye 20 with two linear bearings 14 is slidably matched, as shown in Figure 2, demarcate axle 13 and be provided with two axle rings 17, two axle rings 17 are respectively positioned between two linear bearings 14, calibrating block 15 is between two axle rings 17, calibrating block 15 width in the lateral direction is less than the gap between two axle rings 17, distance between a part and the axis demarcating axle 13 of calibrating block 15 is less than the radius of two axle rings 17, and when an axle ring 17 contacts with calibrating block 15, it is respectively provided with gap between another axle ring 17 and two linear bearings 14；Bar blocks 12 is provided with the connection assembly for being installed in crankshaft axial gap testing machine.Bar blocks 12 and/or connection assembly are provided with handle 18.The sliding scale demarcating axle 13 can not be beyond the detection range ability of the crankshaft axial gap testing machine top offset sensor of bandgap calibration.
Above-mentioned connection assembly includes the connecting plate 11 being arranged on bar blocks 12 right-hand member, connecting plate 11 is horizontally disposed with, locating piece 16 it is equipped with at the front edge of connecting plate 11 and back edge, as shown in Figure 5, the lower plane of locating piece 16 is provided with the arcuate groove 23 running through locating piece 16 in left-right direction, the top of arcuate groove 23 is provided with at least two and runs through the second through hole 22 of locating piece 16, and connecting plate 11 is provided with first through hole 19 coaxial with the second through hole 22.
As shown in Figure 4, calibrating block 15 having the breach 21 running through calibrating block 15 in left-right direction, the section of breach 21, in " ∩ " shape, demarcates axle 13 in left-right direction through breach 21, and the diameter of two axle rings 17 is all higher than the distance between two sidewalls of breach 21.
Work process of the present utility model is: as shown in Figure 6, crankshaft axial gap testing machine described in background technology is demarcated, at crankshaft big end thrust gear, two connection posts 10 coordinated with locating piece 16 are set, connect post 10 to be arranged on riser 4, connect, on post 10, there is the screwed hole corresponding with the second through hole 22, before demarcation, first pass through bolt demarcation frock to be arranged on connection post 10, after installation, start crankshaft axial gap testing machine, select Non-follow control calibration mode, proceed by crankshaft axial gap testing machine and demarcate.
First, the second cylinder 5 starts, and crankshaft big end pressure head 8 moves to the left, promotes demarcation axle 13 entirety to move to the left, and during until calibrating block 15 is fitted with the axle ring 17 kept right, displacement transducer records shift value X now as zero point；Then the second cylinder 5 is retracted, and the first cylinder 1 starts, and bent axle small end pressure head 2 moves to the right, promote demarcate axle 13 entirety move to the right to calibrating block 15 fit with the axle ring 17 kept left time, shift value Y now recorded by displacement transducer.Obtain shift value Y and deduct the axial gap value that the absolute value Z, Z of shift value X are between two axle rings 17 and the calibrating block 15 that crankshaft axial gap testing machine measures.The quasi-value of axial gap between the value of Z with two the axle rings 17 detected by third party testing agency and calibrating block 15 being made comparisons, if being worth identical, then the testing result of explanation crankshaft axial gap testing machine is accurate.After completing the demarcation of crankshaft axial gap testing machine, pull down demarcation frock.This utility model can be used to carry out crankshaft axial gap testing machine daily demarcation, and the mode simultaneously sending third party to detect demarcation displacement transducer with each year matches, it is ensured that the accuracy of crankshaft axial gap testing machine testing result.
Claims (5)
1. the demarcation frock of a crankshaft axial gap testing machine, it is characterized in that: include the bar blocks (12) arranged in left-right direction, being provided with two linear bearings (14) and one piece of calibrating block (15) on one face of described bar blocks (12), two linear bearings (14) are spaced the dead eye (20) of setting and two linear bearings (14) coaxially in left-right direction；The demarcation axle (13) that the while of also including one, dead eye (20) with two linear bearings (14) is slidably matched, described demarcation axle (13) is provided with two axle rings (17), two axle rings (17) are respectively positioned between two linear bearings (14), described calibrating block (15) is positioned between two axle rings (17), described calibrating block (15) width in the lateral direction is less than the gap between two axle rings (17), distance between a part and the axis of described demarcation axle (13) of described calibrating block (15) is less than the radius of two axle rings (17), and when an axle ring (17) contacts with described calibrating block (15), it is respectively provided with gap between another axle ring (17) and two linear bearings (14)；Described bar blocks (12) is provided with the connection assembly for being installed in crankshaft axial gap testing machine.
The demarcation frock of crankshaft axial gap testing machine the most according to claim 1, it is characterized in that: described connection assembly includes being arranged on the connecting plate (11) of described bar blocks (12) right-hand member, described connecting plate (11) is horizontally disposed with, locating piece (16) it is equipped with at the front edge of described connecting plate (11) and back edge, the lower plane of described locating piece (16) is provided with the arcuate groove (23) running through described locating piece (16) in left-right direction, the top of described arcuate groove (23) is provided with at least two and runs through second through hole (22) of described locating piece (16), described connecting plate (11) is provided with first through hole (19) coaxial with described second through hole (22).
The demarcation frock of crankshaft axial gap testing machine the most according to claim 1, it is characterized in that: there is in described calibrating block (15) breach (21) running through described calibrating block (15) in left-right direction, the section of described breach (21) is in " ∩ " shape, described demarcation axle (13) is in left-right direction through described breach (21), and the diameter of said two axle ring (17) is all higher than the distance between two sidewalls of described breach (21).
4. according to the demarcation frock of the crankshaft axial gap testing machine described in any one of claim 1-3, it is characterised in that: described linear bearing (14) and described calibrating block (15) are installed in the lower plane of described bar blocks (12).
5. according to the demarcation frock of the crankshaft axial gap testing machine described in any one of claim 1-3, it is characterised in that: described bar blocks (12) and/or described connection assembly are provided with handle (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620159995.0U CN205426121U (en) | 2016-03-03 | 2016-03-03 | Bent axle axle clearance detects demarcation frock of machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620159995.0U CN205426121U (en) | 2016-03-03 | 2016-03-03 | Bent axle axle clearance detects demarcation frock of machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205426121U true CN205426121U (en) | 2016-08-03 |
Family
ID=56532978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620159995.0U Active CN205426121U (en) | 2016-03-03 | 2016-03-03 | Bent axle axle clearance detects demarcation frock of machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205426121U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955612A (en) * | 2018-07-27 | 2018-12-07 | 温岭市海博输送设备有限公司 | General purpose engine axial gap detection device |
| CN109307471A (en) * | 2018-11-13 | 2019-02-05 | 福建福清核电有限公司 | A kind of nuclear power station main feed pump axial displacement sensor zero point scaling method |
| CN113587780A (en) * | 2021-06-30 | 2021-11-02 | 东风汽车集团股份有限公司 | Measuring tool and measuring method for air gap of crankshaft position sensor |
-
2016
- 2016-03-03 CN CN201620159995.0U patent/CN205426121U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955612A (en) * | 2018-07-27 | 2018-12-07 | 温岭市海博输送设备有限公司 | General purpose engine axial gap detection device |
| CN108955612B (en) * | 2018-07-27 | 2024-05-31 | 温岭市海博输送设备有限公司 | Universal engine axial clearance detection equipment |
| CN109307471A (en) * | 2018-11-13 | 2019-02-05 | 福建福清核电有限公司 | A kind of nuclear power station main feed pump axial displacement sensor zero point scaling method |
| CN109307471B (en) * | 2018-11-13 | 2020-08-21 | 福建福清核电有限公司 | Zero calibration method for displacement sensor of main water supply pump shaft of nuclear power station |
| CN113587780A (en) * | 2021-06-30 | 2021-11-02 | 东风汽车集团股份有限公司 | Measuring tool and measuring method for air gap of crankshaft position sensor |
| CN113587780B (en) * | 2021-06-30 | 2023-08-15 | 东风汽车集团股份有限公司 | Measuring tool and measuring method for air gap of crankshaft position sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205426121U (en) | Bent axle axle clearance detects demarcation frock of machine | |
| CN203274660U (en) | Special-purpose measuring tool for measuring axis part keyway symmetry degree | |
| CN204944447U (en) | A kind of can the pick-up unit of continuous coverage deep hole internal diameter | |
| CN204912282U (en) | Rolling mill memorial archway clearance adjustment compensation arrangement | |
| CN105014369B (en) | The accurate tool component for installing crankshaft timing gear | |
| DE212014000130U1 (en) | Detection device for the temperature and / or pressure in a cylinder of an internal combustion engine | |
| CN105466317A (en) | Comprehensive measurement method of coaxial hole installation seat | |
| CN201993081U (en) | Automobile sheet metal part surface difference testing fixture | |
| CN208567697U (en) | Inclined oil hole of air cylinder body outlet front and back extreme direction size detecting device | |
| CN204007435U (en) | For measuring the measurer of annular positioning groove in casing | |
| CN102865846A (en) | Fixture and method for detecting size of automobile door frame | |
| CN102997777A (en) | Structure for detecting positioning hole by aid of bolt of stop-pass gauge | |
| CN205843525U (en) | The detection head assembly of electromagnetic valve body screw thread test machine | |
| CN109282741A (en) | Calipers and its method inside and outside bamboo | |
| CN205537431U (en) | Novel measuring tool test probe | |
| CN203534497U (en) | Connecting rod detecting machine | |
| CN109540372B (en) | Novel multi-mode pressure measurement probe | |
| CN204771504U (en) | Accurate installation crankshaft timing gear's tool assembly | |
| CN204705314U (en) | A kind of coiled tubing enters the contactless counter that well depth is measured | |
| CN107246834B (en) | Elastomer measuring device | |
| CN207229281U (en) | Common-rail injector grommet is matched and armature lift range measuring apparatus | |
| CN221173571U (en) | Detection tool for engine oil dipstick | |
| CN205448904U (en) | Cylindrical roller bearing inner race raceway width measure appearance | |
| CN205879043U (en) | Internal keyway morpheme detects frock | |
| CN220524804U (en) | Lens outgoing inspection tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |