CN207423093U - A kind of flatness checking device - Google Patents
A kind of flatness checking device Download PDFInfo
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- CN207423093U CN207423093U CN201721660652.3U CN201721660652U CN207423093U CN 207423093 U CN207423093 U CN 207423093U CN 201721660652 U CN201721660652 U CN 201721660652U CN 207423093 U CN207423093 U CN 207423093U
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- lever meter
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Abstract
The utility model discloses a kind of flatness checking device, including：Bottom plate, bottom plate upper horizontal is provided with on-gauge plate, on-gauge plate lower horizontal is equipped with lever meter, lever meter is connected by a lever meter mounting base with bottom plate, and the measuring staff of lever meter tilts an acute angle and a part for the spheric probe being connected with measuring staff is caused to stretch out the upper surface of the on-gauge plate obliquely in the horizontal direction.The plane to be detected of part to be detected is bonded with the upper surface of on-gauge plate, mobile part to be detected, so that the different parts in the plane to be detected are contacted with the spheric probe, read the reading of lever meter, both sides maximum is added as the plane error of plane to be measured by recording meter panel zero point both sides maximum.The device only need to be by part to be measured plane to be measured and on-gauge plate upper table face paste and then mobile part to be measured, you can quickly measures the flatness of plane to be measured.The device is easy to operate, and detection efficiency is high, suitable for the Site Detection of mass production.
Description
Technical field
The utility model is related to planeness check tool technical field, more particularly to a kind of flatness checking device.
Background technology
In process of manufacture, most part is required for processing various planes, these planes have various each
The purposes of sample, part also has the form error of these planes higher requirement, such as plane is made in pipe-line system
It is higher to planarity requirements for the part of sealing surface, if flatness is unsatisfactory for requirement and the situation of leakage may be caused to go out
It is existing, therefore just become extremely important for the measurement of such part flatness.Now current method measuring flatness and device
The measurement of larger plane or lesser amt part is primarily adapted for use in, and operation is complex, it is of high cost, it will to operating personnel
Ask high.For high-volume, miniature parts the measurement of planeness without more practicality method.Before for miniature parts flatness
Detection mainly part tested surface is bonded with on-gauge plate, using on-gauge plate as benchmark, then examined by way of clearance gauge
Whether the flatness for looking into part meets the requirements, and so measures, and not only efficiency is low, can not measure concrete numerical value, Er Qiecun
In larger error, it is not suitable for during large batch of production testing.
Utility model content
The technical problems to be solved in the utility model is：It is high how a kind of detection efficiency is provided, it is raw suitable for high-volume
Produce the flatness checking device of field quick detection.
In order to solve the above-mentioned technical problem, the utility model employs following technical solution.
A kind of flatness checking device, including horizontally disposed bottom plate, the bottom plate upper horizontal is provided with on-gauge plate, institute
Reference plane of the upper surface of on-gauge plate for detection flatness is stated, the on-gauge plate lower horizontal is equipped with lever meter, the lever meter
It is connected by a lever meter mounting base with bottom plate, inclination one is sharp obliquely in the horizontal direction for the measuring staff front end of the lever meter
Angle causes a part for the spheric probe being connected with the measuring staff to stretch out the upper surface of the on-gauge plate.
In this way, the reading of zeroing lever meter at this time is bonded with the upper surface of on-gauge plate with a datum plane, it then will be to be checked
The plane to be detected for surveying part is bonded with the upper surface of on-gauge plate, and plane to be detected is mobile to be detected downwardly against spheric probe
Part so that the different position in the plane to be detected is contacted with spheric probe, reads the reading of lever meter, recording meter panel zero
Both sides maximum is added as the plane error of plane to be measured by point both sides maximum, is the flatness of the plane to be measured.It should
Device need to only move part to be measured by the plane to be measured of part to be measured and on-gauge plate upper table face paste and then, you can quick measure is treated
The flatness of plane is surveyed, the device is easy to operate, and detection efficiency is high, suitable for the Site Detection of mass production.It is especially suitable
In the Site Detection of miniature parts, detection, practical convenient can be completed by hand-held miniature parts in operating personnel.
Preferably, inclined angle is less than 15 degree to the measuring staff of the lever meter obliquely in the horizontal direction.
In this way, being limited to the design feature of lever meter itself, the measurement rod axis and the angle of plane to be measured of lever meter are got over
Small better, i.e., angle angle is got over hour, and the numerical value of measurement is more close to theoretical right value.Be boundary usually with 15 degree of angle, when more than
During equal to 15, the value measured needs to correct, and correction factor is folder cosine of an angle.When angle is less than 15 degree, the value that measures can be with
It directly accepts and believe, it is contemplated that during actually detected, detection efficiency can be reduced by correcting reading, and amendment reading needs during mass detection
Substantial amounts of computing is done to increase the working strength of operating personnel and be also easy to malfunction.Therefore by the measuring staff of lever meter in the horizontal direction
Inclined angle is set smaller than 15 degree obliquely.
Preferably, the height that the spheric probe stretches out the on-gauge plate upper surface is less than the half of the spheric probe
Footpath.
In this way, being usually further opened with the structure of slot one kind in plane to be detected in the actual production process, treated in detection
When surveying the flatness of plane, because plane to be measured is bonded with on-gauge plate upper surface, fitting position is not visible, is inevitably present with spherical shape
Gauge head is caught in the situation in the slot on part to be detected, and such the lighter causes detection to interrupt, serious or even be present with stopping
Cause to be driven by part to be measured in gauge head snapping into position in slots not in time and then damage the situation of lever meter.To solve this problem,
Spheric probe is controlled to stretch out radius of the height less than spheric probe of the upper surface of on-gauge plate, accordingly even when spheric probe card entry slot
Hole will not be driven by part to be measured.It should be noted that when in spheric probe snapping into position in slots, dial plate can occur one suddenly
Jump value, the value should not be included in the flatness measuring and calculating of part to be measured.
Preferably, the on-gauge plate is connected by two pieces of support plates being vertically provided on the bottom plate with the bottom plate
Connect, two pieces of support plates are arranged at intervals along the on-gauge plate length direction, the lever meter be placed in two pieces of support plates it
Between and the dial plate of the lever meter be located at the outside of on-gauge plate one side long side, the dial plate registration of the lever meter is facing towards upper
It sets.
In this way, the set-up mode is simple, two pieces of support plates can good support on-gauge plate, two boards are compared with plurality of plates
The difficulty minimum for being arranged on adjustment support plate upper surface and being located at same level, it is long that the dial plate of lever meter is located at on-gauge plate one side
Outside side, and registration is upwardly, the person's of being conveniently operated reading.It is positioned, passed through by axis pin between specific standards plate and two blocks of side plates
Bolt fastens, and ensures the accuracy of connection reliability and position relationship.
Preferably, the on-gauge plate is provided with groove along its own width, the slot opening is located at the standard
In the one side long side of plate, the measuring staff is located at the underface of the groove, and the width of the groove horizontal direction is more than the ball
Shape measuring head diameter, the groove length are more than the measuring staff length, and the spheric probe stretches out the standard by the groove
The upper surface of plate.
In this way, when setting lever meter, on-gauge plate upper groove has certain positioning action, and gauge head is stretched out by groove to be marked
The upper surface of quasi- plate, when adjusting gauge head protrusion height, the two sides of groove have with reference to effect, and it is high can intuitively to react stretching
Degree, groove are longer than measuring staff, avoid generating interference when adjusting angle.
Preferably, the lever meter is equipped with axle sleeve away from the spheric probe one side, set in the lever meter mounting base
There is the mounting hole being connected with the axle sleeve, being circumferentially with for the mounting hole is cracked, described to crack along away from the mounting hole
The lever meter mounting base is run through in direction, and enough into threaded hole is offered in the one side wall of two walls to crack, adjusting bolt is passed through
It wears the through hole opened up on another side wall to be connected with the threaded hole, the adjusting bolt head is towards a side end face of the screw rod
It is bonded with another side wall away from a side surface of the one side wall, the diameter on the adjusting bolt head is more than the through hole
Diameter.
In this way, can easily adjust the size of mounting hole by adjusting bolt, that is, adjust mounting hole and lever meter axle sleeve
Holding degree, realize that the quick of lever meter and lever meter mounting base is connected with changing, being easily installed and safeguarding.
Preferably, the lever meter is digital display lever meter.
In this way, digital display lever meter can directly show measurement data, detection efficiency is improved, is avoided using mechanical dial plate
What is generated misreads, and judges by accident, more practical in batch production.
Description of the drawings
Fig. 1 is a kind of structure diagram for flatness checking device that the utility model embodiment one provides.
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the left view of Fig. 1.
Wherein, 1 be bottom plate, 2 be support plate, 3 be on-gauge plate, 301 be groove, 4 be lever meter, 5 be lever meter support base,
6 be adjusting bolt.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
It please refers to Fig.1 to Fig.3, Fig. 1 is a kind of structure for flatness checking device that the utility model embodiment one provides
Schematic diagram, Fig. 2 are the top view of Fig. 1, and Fig. 3 is the left view of Fig. 1.
A kind of flatness checking device is present embodiments provided, including horizontally disposed bottom plate 1, the 1 top water of bottom plate
Flat to be provided with on-gauge plate 3, to detect the reference plane of flatness, 3 lower horizontal of on-gauge plate is set for the upper surface of the on-gauge plate 3
There is lever meter 4, the lever meter 4 is connected by a lever meter mounting base 5 with bottom plate 1, the measuring staff front end edge of the lever meter 4
Horizontal direction tilts an acute angle obliquely so that a part for the spheric probe being connected with the measuring staff stretches out the on-gauge plate 3
Upper surface.
In this way, the reading of zeroing lever meter at this time is bonded with the upper surface of on-gauge plate with a datum plane, it then will be to be checked
The plane to be detected for surveying part is bonded with the upper surface of on-gauge plate, and plane to be detected is mobile to be detected downwardly against spheric probe
Part so that the different position in the plane to be detected is contacted with spheric probe, reads the reading of lever meter, recording meter panel zero
Both sides maximum is added as the plane error of plane to be measured by point both sides maximum, is the flatness of the plane to be measured.It should
Device need to only move part to be measured by the plane to be measured of part to be measured and on-gauge plate upper table face paste and then, you can quick measure is treated
The flatness of plane is surveyed, the device is easy to operate, and detection efficiency is high, suitable for the Site Detection of mass production.It is especially suitable
In the Site Detection of miniature parts, detection, practical convenient can be completed by hand-held miniature parts in operating personnel
In the present embodiment, inclined angle is less than 15 degree obliquely in the horizontal direction for the measuring staff front end of the lever meter 4.
In this way, being limited to the design feature of lever meter itself, the measurement rod axis and the angle of plane to be measured of lever meter are got over
Small better, i.e., angle angle is got over hour, and the numerical value of measurement is more close to theoretical right value.Be boundary usually with 15 degree of angle, when more than
During equal to 15, the value measured needs to correct, and correction factor is folder cosine of an angle.When angle is less than 15 degree, the value that measures can be with
It directly accepts and believe, it is contemplated that during actually detected, detection efficiency can be reduced by correcting reading, and amendment reading needs during mass detection
Substantial amounts of computing is done to increase the working strength of operating personnel and be also easy to malfunction.Therefore by the measuring staff of lever meter in the horizontal direction
Inclined angle is set smaller than 15 degree obliquely.
In the present embodiment, the spheric probe stretches out the height of 3 upper surface of on-gauge plate less than the spheric probe
Radius.
In this way, being usually further opened with the structure of slot one kind in plane to be detected in the actual production process, treated in detection
When surveying the flatness of plane, because plane to be measured is bonded with on-gauge plate upper surface, fitting position is not visible, is inevitably present with spherical shape
Gauge head is caught in the situation in the slot on part to be detected, and such the lighter causes detection to interrupt, serious or even be present with stopping
Cause to be driven by part to be measured in gauge head snapping into position in slots not in time and then damage the situation of lever meter.It controls to solve this problem
Spheric probe processed stretches out radius of the height less than spheric probe of the upper surface of on-gauge plate, accordingly even when spheric probe snapping into position in slots
It will not be driven by part to be measured.It should be noted that when in spheric probe card such as slot, a jump can occur suddenly in dial plate
Jump value, the value should not be included in the flatness measuring and calculating of part to be measured.
In the present embodiment, the on-gauge plate 3 by two pieces of support plates 2 being vertically provided on the bottom plate 1 with it is described
Bottom plate 1 connects, and two pieces of support plates 2 are arranged at intervals along 3 length direction of on-gauge plate, and the lever meter 4 is placed in two pieces of institutes
It states between support plate 2 and the dial plate of the lever meter 4 is located at outside the 3 one side long side of on-gauge plate and the table of the lever meter 4
Disk registration, which faces, to be set up.
In this way, the set-up mode is simple, two pieces of support plates can good support on-gauge plate, two boards are compared with plurality of plates
The difficulty minimum for being arranged on adjustment support plate upper surface and being located at same level, it is long that the dial plate of lever meter is located at on-gauge plate one side
Outside side, and registration is upwardly, the person's of being conveniently operated reading.It is positioned, passed through by axis pin between specific standards plate and two blocks of side plates
Bolt fastens, and ensures the accuracy of connection reliability and position relationship.
In the present embodiment, the on-gauge plate 3 is provided with groove 301, the opening of groove 301 position along its own width
In in the one side long side of the on-gauge plate 3, the measuring staff is located at the underface of the groove 301,301 horizontal direction of groove
Width be more than the spheric probe diameter, 301 length of groove is more than the measuring staff length, and the spheric probe passes through institute
State the upper surface that groove 301 stretches out the on-gauge plate 3.
In this way, when setting lever meter, on-gauge plate upper groove has certain positioning action, and gauge head is stretched out by groove to be marked
The upper surface of quasi- plate, when adjusting gauge head protrusion height, the two sides of groove have with reference to effect, and it is high can intuitively to react stretching
Degree, groove are longer than measuring staff, avoid generating interference when adjusting angle.
Preferably, the lever meter 4 is equipped with axle sleeve away from the spheric probe one side, in the lever meter mounting base 5
Equipped with the mounting hole being connected with the axle sleeve, being circumferentially with for the mounting hole is cracked, described to crack along away from the mounting hole
Direction through the lever meter mounting base 5, it is enough into offering threaded hole, adjusting bolt in the one side wall of two walls to crack
6 through holes opened up on another side wall are connected with the threaded hole, and 6 head of adjusting bolt is towards the one side of the screw rod
End face is bonded with another side wall away from a side surface of the one side wall, and the diameter on 6 head of adjusting bolt is more than institute
State the diameter of through hole.
In this way, can easily adjust the size of mounting hole by adjusting bolt, that is, adjust mounting hole and lever meter axle sleeve
Holding degree, realize that the quick of lever meter and lever meter mounting base is connected with changing, being easily installed and safeguarding.
In the present embodiment, the lever meter 4 is digital display lever meter.
In this way, digital display lever meter can directly show measurement data, detection efficiency is improved, is avoided using mechanical dial plate
What is generated misreads, and judges by accident, more practical in batch production.
Claims (7)
1. a kind of flatness checking device, which is characterized in that including horizontally disposed bottom plate（1）, the bottom plate（1）Upper horizontal
It is provided with on-gauge plate（3）, the on-gauge plate（3）Upper surface for detection flatness reference plane, the on-gauge plate（3）Lower section water
It is flat to be equipped with lever meter（4）, the lever meter（4）Pass through a lever meter mounting base（5）With bottom plate（1）It is connected, the lever meter
（4）Measuring staff front end tilt an acute angle obliquely in the horizontal direction and cause the part of the spheric probe being connected with the measuring staff
Stretch out the on-gauge plate（3）Upper surface.
2. flatness checking device as described in claim 1, which is characterized in that the lever meter（4）Measuring staff along level side
It is less than 15 degree to inclined angle obliquely.
3. flatness checking device as described in claim 1, which is characterized in that the spheric probe stretches out the on-gauge plate
（3）The height of upper surface is less than the radius of the spheric probe.
4. flatness checking device as described in claim 1, which is characterized in that the on-gauge plate（3）By being vertically provided at
The bottom plate（1）On two pieces of support plates（2）With the bottom plate（1）Connection, two pieces of support plates（2）Along the on-gauge plate
（3）Length direction is arranged at intervals, the lever meter（4）It is placed in two pieces of support plates（2）Between and the lever meter（4）Table
Disk is located at the on-gauge plate（3）One side long side outside and the lever meter（4）Dial plate registration face and set up.
5. flatness checking device as claimed in claim 4, which is characterized in that the on-gauge plate（3）Along its own width side
To being provided with groove（301）, the groove（301）Opening is located at the on-gauge plate（3）One side long side on, the measuring staff is located at institute
State groove（301）Underface, the groove（301）The width of horizontal direction is more than the spheric probe diameter, the groove
（301）Length is more than the measuring staff length, and the spheric probe passes through the groove（301）Stretch out the on-gauge plate（3）It is upper
Surface.
6. flatness checking device as described in claim 1, which is characterized in that the lever meter（4）Away from the spherical survey
First side is equipped with axle sleeve, the lever meter mounting base（5）It is equipped with the mounting hole being connected with the axle sleeve, the week of the mounting hole
To equipped with cracking, described crack runs through the lever meter mounting base along away from the direction of the mounting hole（5）, it is enough to crack into described
Two walls one side wall on offer threaded hole, adjusting bolt（6）The through hole opened up on another side wall and the threaded hole
Connection, the adjusting bolt（6）Head towards the adjusting bolt（6）A side end face of screw rod carried on the back with another side wall
Side surface fitting from the one side wall, the adjusting bolt（6）The diameter on head is more than the diameter of the through hole.
7. such as claim 1-6 any one of them flatness checking devices, which is characterized in that the lever meter（4）For digital display
Lever meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660652.3U CN207423093U (en) | 2017-11-30 | 2017-11-30 | A kind of flatness checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721660652.3U CN207423093U (en) | 2017-11-30 | 2017-11-30 | A kind of flatness checking device |
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| Publication Number | Publication Date |
|---|---|
| CN207423093U true CN207423093U (en) | 2018-05-29 |
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ID=62396744
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721660652.3U Active CN207423093U (en) | 2017-11-30 | 2017-11-30 | A kind of flatness checking device |
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| Country | Link |
|---|---|
| CN (1) | CN207423093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608658A (en) * | 2019-09-19 | 2019-12-24 | 珠海励高精工制造有限公司 | Flatness detection device and flatness detection method |
-
2017
- 2017-11-30 CN CN201721660652.3U patent/CN207423093U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608658A (en) * | 2019-09-19 | 2019-12-24 | 珠海励高精工制造有限公司 | Flatness detection device and flatness detection method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 400030 No. 38, Nanxi Industrial Park, wellhead Town, Shapingba District, Chongqing Patentee after: Chongqing Guoshi Hongshen Technology Co.,Ltd. Address before: 400030 No. 38, Nanxi Industrial Park, wellhead Town, Shapingba District, Chongqing Patentee before: CHONGQING GUOSHI HONGSHEN TECHNOLOGY CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder |