CN207570516U - A kind of fuel injector height measuring device of adjust automatically - Google Patents
A kind of fuel injector height measuring device of adjust automatically Download PDFInfo
- Publication number
- CN207570516U CN207570516U CN201721871685.2U CN201721871685U CN207570516U CN 207570516 U CN207570516 U CN 207570516U CN 201721871685 U CN201721871685 U CN 201721871685U CN 207570516 U CN207570516 U CN 207570516U
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- CN
- China
- Prior art keywords
- fuel injector
- installing plate
- adjust automatically
- measuring device
- height measuring
- 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.)
- Expired - Fee Related
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- Fuel-Injection Apparatus (AREA)
Abstract
The utility model discloses a kind of fuel injector height measuring devices of adjust automatically, including the measuring block installed the installing plate of displacement sensor and be connected with displacement sensor, the installing plate of the measuring block periphery is equipped with the support column of at least three support cylinder caps, elastic parts is equipped between the installing plate and measuring block, the drive component for pushing the installing plate upper and lower displacement is equipped with below the installing plate, the drive component is equipped with the balance mechanism of measurement datum with tested fuel injector co-planar for automatically adjusting the measuring block.The measuring device of the utility model can ensure measurement datum and fuel injector co-planar according to stressing conditions adjust automatically angle, can reliability so as to improve accuracy of measurement; and; when measuring, displacement sensor is not direct to be contacted the present apparatus with fuel injector, being capable of effective protection sensor.
Description
Technical field
The utility model is related to engine detection equipment field, more specifically, it relates to a kind of oil spout of adjust automatically
Device height measuring device.
Background technology
During engine assembly, it usually needs the protrusion height of engine fuel injector is measured, it is existing
Engine fuel injector projecting height measuring device is substantially fixed, and since the cylinder cap positioning for being measured fuel injector is consistent
Property it is poor so that the measuring basis plane of displacement sensor and fuel injector plane in the same plane, are not tied so as to cause measuring
The problem of fruit accuracy is low.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for the prior art, and providing one kind can adjust automatically
The fuel injector height measuring device of whole measuring basis plane and measured fuel injector co-planar, carrying can high measurement accuracy and can
By property.
The technical solution of the utility model is such：The fuel injector height measuring device of a kind of adjust automatically, including peace
The measuring block for filling the installing plate of displacement sensor and being connected with displacement sensor, the installing plate of the measuring block periphery are equipped with extremely
The support column of few three supports cylinder cap is equipped with elastic parts, installing plate lower section between the installing plate and measuring block
Equipped with the drive component for pushing the installing plate upper and lower displacement, the drive component is equipped with the survey for automatically adjusting the measuring block
Measure the balance mechanism of datum level and tested fuel injector co-planar.
As a further improvement, the elastic parts includes the stent being connected with the installing plate and positioned at the survey
Compressed spring between gauge block and stent, the measuring block pass through the fixation spiral shell that is arranged between the compressed spring and stent
Bolt is contacted with the displacement sensor to be connected.
Further, the compressed spring periphery is also arranged with stop collar, which includes limiting the compression bullet
The first limiting section and limit the second limiting section that the fixing bolt deviates that spring deviates.
Further, the drive component include cylinder and the lifter plate with the cylinders, the lifter plate with
The installing plate is coaxially arranged.
Further, the lifter plate periphery is equipped with multiple guidance sets, and multiple guidance set surrounds the liter
The axial line of drop plate is evenly arranged.
Further, the guidance set includes the guide sleeve being connected with the lifter plate and is plugged in the guide sleeve
And pass through the guide rod of the lifter plate.
Further, the balance mechanism is made of at least three balanced components, and multiple balanced component surrounds institute
The axial line for stating installing plate is evenly arranged.
Further, the balanced component includes connecting rod that the installing plate is connected with drive component and is sheathed on
Balancing spring in the connecting rod, the connecting rod are slidably connected with the installing plate, the connecting rod with it is described
Drive component is fixedly linked.
Further, the balancing spring both ends hold out against the installing plate and drive component respectively, and in equilibrium bomb
The lower part of spring is also arranged the balance set that the restricted balancing spring deviates.
Further, the support column is evenly arranged around the axial line of the installing plate.
Advantageous effect
The utility model compared with prior art, have the advantage that for：
1st, the utility model, can be according to stressing conditions certainly by setting balance mechanism between drive component and installing plate
The level angle of dynamic adjustment measuring block remains at approximately the same plane to reach measurement datum with tested fuel injector plane, from
And improve the accuracy measured；
2nd, the utility model is contacted by measuring block with fuel injector, and is passed through fixing bolt and contacted with displacement sensor holding
It is connected, makes displacement sensor is not direct to be contacted with fuel injector, fuel injector burr or oil etc. is avoided to form damage or pollution to it,
Effective protection sensor improves the reliability of measurement；
3rd, the utility model by setting position limiting structure respectively in compressed spring, balancing spring etc., it can be ensured that measuring block
Straight line upper and lower displacement further ensures that measurement datum and tested fuel injector co-planar, so as to improve accuracy of measurement；
4th, the utility model is by support column, balanced component, guidance set by being set as coaxial and equally distributed form,
It can be ensured that the concentricity of measuring block upper-lower position, make to be more uniformly stressed, further ensure that measurement datum and tested oil spout
Device co-planar.
Description of the drawings
Fig. 1 is the main view cross-sectional view of the utility model；
Fig. 2 is the overlooking the structure diagram of the utility model；
Fig. 3 is the cross-section structure enlarged diagram of stop collar in the utility model.
Wherein：1- displacement sensors, 2- installing plates, 3- measuring blocks, 4- support columns, 5- stents, 6- compressed springs, 7- are fixed
Bolt, 8- stop collars, 9- cylinders, 10- lifter plates, 11- guide sleeves, 12- guide rods, 13- connecting rods, 14- balancing springs, 15-
Balance set, 16- caging bolts, the first limiting sections of 8a-, the second limiting sections of 8b-.
Specific embodiment
Specific embodiment in below in conjunction with the accompanying drawings is described further the utility model.
Refering to Fig. 1-3, a kind of fuel injector height measuring device of adjust automatically of the utility model is passed including installation displacement
The installing plate 2 of sensor 1 and the measuring block 3 being connected with displacement sensor 1, measuring block 3 are T shape, and larger one end is upwardly disposed
And contacted with fuel injector, smaller one end is arranged downward to be connect with displacement sensor 1, set on the installing plate 2 of 3 periphery of measuring block
There are the support column 4 of at least three support cylinder caps, every 4 be arranged at an equal altitude of support column, and all support columns 4 around installing plate 2
Axial line is evenly arranged, uniform force, and elastic parts is equipped between installing plate 2 and measuring block 3, is equipped with below installing plate 2
Push the drive component of 2 upper and lower displacement of installing plate, on drive component be equipped with automatic adjustment measuring block 3 measurement datum with
The balance mechanism of tested fuel injector co-planar.The fuel injector height measuring device of the utility model can be according to stressing conditions certainly
The level angle of dynamic adjustment measuring block 3 remains at approximately the same plane to reach measurement datum with tested fuel injector plane,
So as to improve the accuracy of measurement.
Specifically, elastic parts includes the stent 5 being connected with installing plate 2 and the compression between measuring block 3 and stent 5
Spring 6, wherein, 5 portal frames of stent, measuring block 3 is located at the top of stent 5, and displacement sensor 1 is located at the lower section of stent 5, surveys
Gauge block 3 is contacted by the fixing bolt 7 being arranged between compressed spring 6 and stent 5 with displacement sensor 1 to be connected, measuring block 3
Displacement passes to displacement sensor 1 by fixing bolt 7, achievees the purpose that measurement.It is also arranged in 6 periphery of compressed spring limited
Position set 8, coordinates, it is ensured that compressed spring 6 can be slided in its inner cavity, the limiting between compressed spring 6 and stop collar 8 for small―gap suture
Covering 8 t shapes, the shoulder on the stop collar 8 of the T shape is contacted with stent 5 to be connected, on stent 5, meanwhile, the limiting
Set 8 is also set on fixing bolt 7, i.e., the stop collar 8 includes the first limiting section 8a for limiting the deviation of compressed spring 6 and limitation is solid
Determine bolt 7 deviation the second limiting section 8b, it can be ensured that 3 straight line upper and lower displacement of measuring block, further ensure that measurement datum with
Tested fuel injector co-planar, so as to improve accuracy of measurement.The utility model is contacted by measuring block 3 with fuel injector, and is led to
It crosses fixing bolt 7 and is contacted with the holding of displacement sensor 1 and is connected, make displacement sensor 1 is not direct to be contacted with fuel injector, avoid oil spout
Device burr or oil etc. form it damage or pollution, effective protection sensor, improve the reliability of measurement.
Drive component includes cylinder 9 and the lifter plate 10 being connected with the cylinder 9, wherein, lifter plate 10 and installing plate 2 are coaxial
Arrangement, the push rod of cylinder 9 are connected with the center of lifter plate 10, and balance mechanism is located in lifter plate 10, is set in 10 periphery of lifter plate
There are multiple guidance sets, and multiple guidance set is evenly arranged around the axial line of lifter plate 10, improve the position of lifter plate 10
Stability is moved, specifically, the guidance set includes the guide sleeve 11 being connected with lifter plate 10 and is plugged in the guide sleeve 11 simultaneously
Across the guide rod 12 of lifter plate 10, guide sleeve 11 is slidably connected with guide rod 12, simple in structure, is easy to make.
Balance mechanism is made of at least three balanced components, and multiple balanced component is equal around the axial line of installing plate 2
Even arrangement, makes uniform force, it is ensured that installing plate 2 does not tilt, which includes the company that installing plate 2 is connected with drive component
Extension bar 13 and the balancing spring 14 being sheathed in the connecting rod 13, connecting rod 13 is slidably connected with installing plate 2, on installing plate 2
The connecting rod 13 of side is equipped with caging bolt 16, and connecting rod 13 is fixedly linked with drive component, i.e. connecting rod 13 and lifter plate 10
It is fixedly connected, its upper and lower displacement is driven by lifter plate 10,14 both ends of balancing spring hold out against installing plate 2 respectively and drive component (rises
Plate drops), balancing spring 14 is compressed by the pressure of lifter plate 10, so as to push 2 displacement of installing plate, in the elastic force of balancing spring 14
Under cushioning effect, installing plate 2 is made vertically to move always, reach 2 levelness of adjust automatically installing plate, it is ensured that measuring block 3
With fuel injector co-planar, the flat of the restricted balancing spring 14 deviation is also arranged in the lower part of balancing spring 14 always for measuring surface
Weighing apparatus set 15, further ensures that installing plate 2 vertically moves.
At work, which is placed below roller-way the fuel injector height measuring device of the utility model, works as cylinder cap
Operation is to station is measured, and cylinder 9 pushes lifter plate 10 to move upwards, so as to which installing plate 2 be driven to shift up, at this point, balancing
Under the action of mechanism, measuring block 3 remains vertical ascent, and its top surface is contacted with fuel injector, is made with the contact surface of the two
For measurement datum, using the reading of displacement sensor 1 at this time as fuel injector bulge quantity as zero-bit, then cylinder 9 continues to press on
Lifter plate 10 rises, until support column 4 is contacted with cylinder cover bottom surface, at this point, under the collective effect of balance mechanism and elastic parts,
The top surface of measuring block 3 keeps coplanar with fuel injector always, and the reading of displacement sensor 1 is the protrusion height of fuel injector at this time,
Cylinder 9 resets, and completes to measure.
Above-described is only the preferred embodiment of the utility model, it should be pointed out that those skilled in the art is come
It says, under the premise of the utility model structure is not departed from, several modifications and improvements can also be made, these all do not interfere with this reality
With the effect and practical applicability of novel implementation.
Claims (10)
1. the fuel injector height measuring device of a kind of adjust automatically, which is characterized in that include the installation of installation displacement sensor (1)
Plate (2) and the measuring block (3) being connected with displacement sensor (1), the installing plate (2) of measuring block (3) periphery are equipped at least
The support column (4) of three support cylinder caps, is equipped with elastic parts, the installation between the installing plate (2) and measuring block (3)
The drive component for pushing installing plate (2) upper and lower displacement is equipped with below plate (2), the drive component is equipped with automatic adjustment institute
State the measurement datum of measuring block (3) and the balance mechanism of tested fuel injector co-planar.
A kind of 2. fuel injector height measuring device of adjust automatically according to claim 1, which is characterized in that the bullet
Property component include the stent (5) that is connected with the installing plate (2) and the compression between the measuring block (3) and stent (5)
Spring (6), the measuring block (3) by the fixing bolt (7) that is arranged between the compressed spring (6) and stent (5) with
Displacement sensor (1) contact is connected.
A kind of 3. fuel injector height measuring device of adjust automatically according to claim 2, which is characterized in that the pressure
Contracting spring (6) periphery is also arranged with stop collar (8), the first limit which deviates including limiting the compressed spring (6)
The second limiting section (8b) that position portion (8a) and the limitation fixing bolt (7) are deviateed.
A kind of 4. fuel injector height measuring device of adjust automatically according to claim 1, which is characterized in that the drive
Dynamic component includes cylinder (9) and the lifter plate (10) being connected with the cylinder (9), the lifter plate (10) and the installing plate
(2) it is coaxially arranged.
A kind of 5. fuel injector height measuring device of adjust automatically according to claim 4, which is characterized in that the liter
It drops plate (10) periphery and is equipped with multiple guidance sets, and multiple guidance set surrounds the uniform cloth of axial line of the lifter plate (10)
It puts.
6. the fuel injector height measuring device of a kind of adjust automatically according to claim 5, which is characterized in that described leads
Include the guide sleeve (11) being connected with the lifter plate (10) to component and be plugged in the guide sleeve (11) and pass through the liter
The guide rod (12) of plate (10) drops.
7. a kind of fuel injector height measuring device of adjust automatically according to any one in claim 1-6, feature
It is, the balance mechanism is made of at least three balanced components, and multiple balanced component is around the installing plate (2)
Axial line is evenly arranged.
8. the fuel injector height measuring device of a kind of adjust automatically according to claim 7, which is characterized in that described is flat
Weighing apparatus component includes connecting rod (13) that the installing plate (2) is connected with drive component and is sheathed on putting down in the connecting rod (13)
Weigh spring (14), and the connecting rod (13) is slidably connected with the installing plate (2), the connecting rod (13) and described
Drive component is fixedly linked.
9. the fuel injector height measuring device of a kind of adjust automatically according to claim 8, which is characterized in that described is flat
Weighing apparatus spring (14) both ends hold out against the installing plate (2) and drive component, and be also arranged in the lower part of balancing spring (14) respectively
The balance set (15) that the restricted balancing spring (14) deviates.
10. the fuel injector height measuring device of a kind of adjust automatically according to claim 1, which is characterized in that described
Support column (4) is evenly arranged around the axial line of the installing plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721871685.2U CN207570516U (en) | 2017-12-28 | 2017-12-28 | A kind of fuel injector height measuring device of adjust automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721871685.2U CN207570516U (en) | 2017-12-28 | 2017-12-28 | A kind of fuel injector height measuring device of adjust automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207570516U true CN207570516U (en) | 2018-07-03 |
Family
ID=62686182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721871685.2U Expired - Fee Related CN207570516U (en) | 2017-12-28 | 2017-12-28 | A kind of fuel injector height measuring device of adjust automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207570516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007408A (en) * | 2017-12-28 | 2018-05-08 | 广西玉柴机器股份有限公司 | A kind of fuel injector height measuring device of adjust automatically |
| CN111268877A (en) * | 2020-04-01 | 2020-06-12 | 重庆市风景园林科学研究院 | Lifting type aeration device |
-
2017
- 2017-12-28 CN CN201721871685.2U patent/CN207570516U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007408A (en) * | 2017-12-28 | 2018-05-08 | 广西玉柴机器股份有限公司 | A kind of fuel injector height measuring device of adjust automatically |
| CN108007408B (en) * | 2017-12-28 | 2023-10-27 | 广西玉柴机器股份有限公司 | Automatic injector height measuring device of adjustment |
| CN111268877A (en) * | 2020-04-01 | 2020-06-12 | 重庆市风景园林科学研究院 | Lifting type aeration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180703 Termination date: 20211228 |