CN110285737A - A kind of diesel engine single body high-pressure oil pump ram travel measuring device - Google Patents
A kind of diesel engine single body high-pressure oil pump ram travel measuring device Download PDFInfo
- Publication number
- CN110285737A CN110285737A CN201910622445.6A CN201910622445A CN110285737A CN 110285737 A CN110285737 A CN 110285737A CN 201910622445 A CN201910622445 A CN 201910622445A CN 110285737 A CN110285737 A CN 110285737A
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- China
- Prior art keywords
- lever
- bracket
- pressure oil
- oil pump
- diesel engine
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- 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.)
- Pending
Links
- 239000000523 sample Substances 0.000 claims abstract description 20
- 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 3
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 239000000178 monomer Substances 0.000 description 9
- 239000000446 fuel Substances 0.000 description 3
- 239000002283 diesel fuel Substances 0.000 description 1
Classifications
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention belongs to Diesel Engine Technique Fields, propose a kind of diesel engine single body high-pressure oil pump ram travel measuring device.The diesel engine single body high-pressure oil pump ram travel measuring device of proposition has fixed bracket on a diesel engine；There is symmetrically arranged rectangular channel on pedestal upper end face, lower end surface；Gauge stand perpendicular to bracket setting is installed in the rectangular channel of dial framework upper surface；Dial gauge is installed on gauge stand；The lower thread of dial gauge is connected with probe；The lower end of probe is the cylindrical body contacted with lever upper contact head；Lever is located at the lower section of bracket, and is arranged with support vertical；The middle part of lever is connected as one by connecting shaft and bracket；The tie point of lever and bracket is the fulcrum of lever；The both ends of lever are symmetrically arranged with cylinder measuring point I, cylinder measuring point II；The top of cylinder measuring point I is the cylindrical body contacted with probe；Cylinder measuring point II is the cylindrical body being in contact with high-pressure oil pump plunger head.The present invention solves the problems, such as that measurement ram travel is easy failure.
Description
Technical field
The invention belongs to Diesel Engine Technique Fields, and in particular to kind diesel engine single body high-pressure oil pump ram travel measurement dress
It sets.
Background technique
In original diesel engine assembling process, ram travel when measuring monomer high-pressure oil pump is i.e. will be on monomer high-pressure oil pump
High-pressure oil pipe remove, also by monomer high-pressure oil pump top fuel delivery valve remove, by dial gauge probe contacts to monomer high pressure oil
Pump plunger top surface measures ram travel.Ram travel method when such measurement monomer high-pressure oil pump, 1. low efficiencys measure every time
Ram travel when monomer high-pressure oil pump will remove high-pressure oil pipe and fuel delivery valve；2. measurement accuracy is low, dial gauge is fixed tired
Difficulty causes measurement inaccuracy.
Summary of the invention
In order to solve the above technical problems, it is an object of the invention to propose a kind of diesel engine single body high-pressure oil pump ram travel
Measuring device.
The present invention adopts the following technical solutions to accomplish the above objectives:
A kind of diesel engine single body high-pressure oil pump ram travel measuring device, measuring device, which has, to be bolted on diesel engine
Bracket；There is symmetrically arranged rectangular channel on the pedestal upper end face, lower end surface；Pacify in the rectangular channel of dial framework upper surface
Equipped with the gauge stand being arranged perpendicular to bracket；The gauge stand is by L-type body；Dial gauge is installed on the gauge stand；Described hundred
The lower thread of table is divided to be connected with probe；The lower end of the probe is located at the cylindrical body of the contact on lever；The thick stick
Bar is located at the lower section of bracket, and is arranged with the support vertical；The middle part of the lever passes through connecting shaft and the bracket
It is connected as one, and is fixed with circlip on the bracket；The tie point of the lever and bracket is the fulcrum of lever；It is described
The both ends of lever are symmetrically arranged with cylinder measuring point I, cylinder measuring point II；The cylinder measuring point I, cylinder measuring point II are described in lever
Fulcrum be symmetric points；The top of the cylinder measuring point I is the cylindrical body contacted with probe；The cylinder measuring point II is and high pressure
The cylindrical body being in contact at the top of fuel feed pump plunger, the cylinder measuring point II are the structure with high-pressure oil pump plunger motion；Positioned at thick stick
The cylinder measuring point II of bar one end is gone up and down with high-pressure oil pump plunger, and the cylinder measuring point I by being located at the lever other end is fed back
To the dial gauge, plunger lifting travel value is read by dial gauge.
There is the semi-cylindrical hill as balance pivot on the lever；Have on the semi-cylindrical hill to even
The through-hole that spindle passes through.
Support plate is fixed on the bracket；The support plate is L-type support plate；One end of the L-type support plate
It is connected firmly with the bracket, the balance pivot of the other end and the lever is hinged；By multiple between the support plate and lever
Position spring is connected as one.
The left and right ends of the bracket have symmetrically arranged step through-hole, and bolt is secured the stand to by step through-hole
On diesel engine.
A kind of diesel engine single body high-pressure oil pump ram travel measuring device proposed by the present invention, changes dial gauge and diesel oil
Monomer high-pressure oil pump ram travel measuring device is fixed on a diesel engine with bolt, utilizes the original of lever by the connection type of machine
Reason, lever one end are contacted with monomer high-pressure oil pump plunger base, the lever other end and dial gauge probe contacts, monomer high-pressure oil pump
Plunger lifting travel reads plunger lifting travel value by lever feedback dial gauge；This apparatus structure is simple, highly reliable, essence
Degree is high, saves acquisition cost, and reach practical purpose, while solving the problems, such as that measurement ram travel is easy failure.
Detailed description of the invention
Fig. 1 is axonometric drawing of the invention.
Fig. 2 is front view of the invention.
Fig. 3 is the right view of Fig. 2.
In figure: 1, dial gauge；2, gauge stand；3, probe；4, clamping screw；5, bracket, 6, lever, 61, cylinder measuring point II,
62, cylinder measuring point I, 7, connecting shaft, 8, circlip, 9, reset spring.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and embodiments.
As shown in Figure 1, and combining Fig. 2, Fig. 3.A kind of diesel engine single body high-pressure oil pump ram travel measuring device, measurement dress
It sets with the bracket 5 being bolted on diesel engine；There is symmetrically arranged square on 5 upper surface of bracket, lower end surface
Shape slot；Gauge stand 2 perpendicular to bracket setting is installed in the rectangular channel of dial framework upper surface；The gauge stand 2 is by L-type
Body；Dial gauge 1 is installed on the gauge stand 2；The lower thread of the dial gauge 1 is connected with probe 3；The probe is magnetic
Force probe；The lower end of the probe 3 is located at the cylindrical body of the contact on lever 6；The lever is located at the lower section of bracket,
And it is arranged with the support vertical；The middle part of the lever is connected as one by connecting shaft and the bracket, and in institute
Circlip is fixed on the bracket stated；The tie point of the lever and bracket is the fulcrum of lever；The both ends of the lever are symmetrically set
It is equipped with cylinder measuring point I 62, cylinder measuring point II 61；The cylinder measuring point I 62, cylinder measuring point II 61 are with fulcrum described in lever
Symmetric points；The top of the cylinder measuring point I 62 is the cylindrical body contacted with probe；The cylinder measuring point II 61 is and high-pressure oil pump
The cylindrical body that plunger head is in contact, the cylinder measuring point II 61 are the structure with high-pressure oil pump plunger motion；Positioned at lever
The cylinder measuring point II 61 of one end is gone up and down with high-pressure oil pump plunger, and the cylinder measuring point I 62 by being located at the lever other end is anti-
Dial gauge described in feeding reads plunger lifting travel value by dial gauge.
There is the semi-cylindrical hill as balance pivot on the lever；Have on the semi-cylindrical hill to even
The through-hole that spindle passes through.
Support plate is fixed on the bracket；The support plate is L-type support plate；One end of the L-type support plate
It is connected firmly with the bracket, the balance pivot of the other end and the lever is hinged；By multiple between the support plate and lever
Position spring is connected as one.
The left and right ends of the bracket have symmetrically arranged step through-hole, and bolt is secured the stand to by step through-hole
On diesel engine.
Bolt passes through diesel engine fixation hole and bracket both ends stepped hole, and described device is fixed on a diesel engine, adjusts thick stick
Bar position makes lever cylinder measuring point 61 touch high-pressure oil pump plunger bottom surface, another cylinder measuring point 62 is contacted with probe, jiggering,
Plunger motion drives lever cylinder measuring point 61 to move up and down, according to lever principle it is found that with high-pressure oil pump plunger face contact
The motion track of cylinder measuring point 61 is reproducible to be transmitted to the cylinder measuring point 62 contacted with probe, and probe is transported with cylinder measuring point 62
It is dynamic, and then numerical value is converted to by dial gauge.
Claims (4)
1. a kind of diesel engine single body high-pressure oil pump ram travel measuring device, it is characterised in that: measuring device, which has, passes through bolt
Fixed bracket on a diesel engine；There is symmetrically arranged rectangular channel on the pedestal upper end face, lower end surface；Positioned at dial framework upper end
Gauge stand perpendicular to bracket setting is installed in the rectangular channel in face；The gauge stand is by L-type body；It is equipped on the gauge stand
Dial gauge；The lower thread of the dial gauge is connected with probe；The lower end of the probe is the circle with the contact on lever
Cylinder；The lever is located at the lower section of bracket, and is arranged with the support vertical；Pass through connecting shaft in the middle part of the lever
It is connected as one with the bracket, and is fixed with circlip on the bracket；The tie point of the lever and bracket is thick stick
The fulcrum of bar；The both ends of the lever are symmetrically arranged with cylinder measuring point I, cylinder measuring point II；The cylinder measuring point I, cylinder are surveyed
Point II is using fulcrum described in lever as symmetric points；The top of the cylinder measuring point I is the cylindrical body contacted with probe；The cylinder
Measuring point II is the cylindrical body being in contact with high-pressure oil pump plunger head, and the cylinder measuring point II is with high-pressure oil pump plunger motion
Structure；Cylinder measuring point II positioned at lever one end is gone up and down with high-pressure oil pump plunger, and by being located at described in the lever other end
Cylinder measuring point I feeds back to the dial gauge, reads plunger lifting travel value by dial gauge.
2. a kind of diesel engine single body high-pressure oil pump ram travel measuring device as described in claim 1, it is characterised in that: described
Lever on there is semi-cylindrical hill as balance pivot；Have on the semi-cylindrical hill and leads to what connecting shaft passed through
Hole.
3. a kind of diesel engine single body high-pressure oil pump ram travel measuring device as described in claim 1, it is characterised in that: described
Bracket on be fixed with support plate；The support plate is L-type support plate；One end of the L-type support plate and the bracket
It connects firmly, the balance pivot of the other end and the lever is hinged；Connected between the support plate and lever by reset spring elasticity
It is connected in one.
4. a kind of diesel engine single body high-pressure oil pump ram travel measuring device as described in claim 1, it is characterised in that: described
The left and right ends of bracket have symmetrically arranged step through-hole, and bolt is secured the stand on diesel engine by step through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622445.6A CN110285737A (en) | 2019-07-11 | 2019-07-11 | A kind of diesel engine single body high-pressure oil pump ram travel measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910622445.6A CN110285737A (en) | 2019-07-11 | 2019-07-11 | A kind of diesel engine single body high-pressure oil pump ram travel measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110285737A true CN110285737A (en) | 2019-09-27 |
Family
ID=68021283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910622445.6A Pending CN110285737A (en) | 2019-07-11 | 2019-07-11 | A kind of diesel engine single body high-pressure oil pump ram travel measuring device |
Country Status (1)
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|---|---|
| CN (1) | CN110285737A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670164A (en) * | 2021-10-25 | 2021-11-19 | 莱州亚通重型装备有限公司 | Plunger stroke measuring device for single high-pressure oil pump of diesel engine |
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2019
- 2019-07-11 CN CN201910622445.6A patent/CN110285737A/en active Pending
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670164A (en) * | 2021-10-25 | 2021-11-19 | 莱州亚通重型装备有限公司 | Plunger stroke measuring device for single high-pressure oil pump of diesel engine |
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