CN208488022U - Micrometer and measuring device - Google Patents
Micrometer and measuring device Download PDFInfo
- Publication number
- CN208488022U CN208488022U CN201820984236.7U CN201820984236U CN208488022U CN 208488022 U CN208488022 U CN 208488022U CN 201820984236 U CN201820984236 U CN 201820984236U CN 208488022 U CN208488022 U CN 208488022U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- micrometer
- ontology
- measurement portion
- circuit board
- 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
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses micrometer and measuring devices, are related to technical field of measuring equipment.Micrometer provided by the utility model includes ontology, main shaft, linear bearing and grating measuring component.Ontology is provided with the first measurement portion, and main shaft is installed on ontology by linear bearing, and one end end of main shaft stretching ontology is provided with the second measurement portion, and the second measurement portion is oppositely arranged with the first measurement portion.Grating measuring component includes absolute coding grating, light channel structure and circuit board, absolute coding grating is installed on main shaft and can be with motion of main shaft, light channel structure be located within the body and and circuit board electrical connection, and the change in location information of absolute coding grating can be transmitted to circuit board by light channel structure, circuit board is used to obtain measurement data according to change in location information.The utility model also provides a kind of measuring device including micrometer.The structure of micrometer and measuring device provided by the utility model is simple, easy to use, and has good measurement accuracy and measurement efficiency.
Description
Technical field
The utility model relates to technical field of measuring equipment, in particular to micrometer and measuring device.
Background technique
This part intends to provides for the embodiments of the present invention stated in claims and specific embodiment
Background or context.Description herein recognizes it is the prior art not because not being included in this section.
Micrometer is a kind of common measuring device, and existing micrometer has traditional micrometer and lever-type micrometer.Tradition
Micrometer is fed using screw thread rotation, and screw pitch is smaller, and precision is higher, and feeding rate is slower；Screw pitch is bigger, and precision is lower, feed
Speed is faster；There are conflicting between measurement efficiency and measurement accuracy.With the decline of service life, shaft radially wobbles meeting
It becomes larger.Meanwhile the measuring staff rotation of traditional micrometer also introduces two survey face parallelism errors, the survey big for size span
Object is measured, measurement efficiency is low.And for lever-type micrometer, two sides can move, and directly be gone out using straight on one side, and elasticity retracts
Stroke is small (generally in 2mm), and another side is fed using the structure of ordinary micrometer using screw thread rotation, equally introduces common
The shortcomings that micrometer, only different ranges compare measurement using various criterion length bar, obtain in elastic retraction stroke high-precision
Degree measurement, elastic retraction stroke internal efficiency is high, and beyond elastic retraction stroke, efficiency is also lower than ordinary micrometer (needing to demarcate).
Utility model content
The purpose of this utility model is to provide a kind of micrometer, structure is simple, easy to use, and has good survey
Accuracy of measurement and measurement efficiency.
The utility model provides a kind of technical solution about micrometer:
A kind of micrometer, including ontology, main shaft, linear bearing and grating measuring component.The ontology is provided with the first survey
Amount portion, the main shaft are installed on the ontology by the linear bearing, and the main shaft stretches out one end end of the ontology
Portion is provided with the second measurement portion, and second measurement portion is oppositely arranged with first measurement portion.The grating measuring component packet
Absolute coding grating, light channel structure and circuit board are included, the absolute coding grating is installed on the main shaft and can be with described
Motion of main shaft, the light channel structure be located in the ontology and with the circuit board electrical connection, and the light channel structure can will
The change in location information of the absolute coding grating is transmitted to the circuit board, and the circuit board is used for according to the change in location
Information obtains measurement data.
Further, the main shaft is provided with the first limiting section, and the ontology is provided with the second limiting section, first limit
Position portion can second limiting section sliding relatively, and the direction of motion of the glide direction of first limiting section and the main shaft
Unanimously.
Further, the micrometer further includes lift structure, the lift structure connect with the main shaft and with it is described
Ontology is flexibly connected, and the main shaft is able to drive when the lift structure is moved to first direction and is moved to second direction, with
Keep second measurement portion close or far from first measurement portion.
Further, the micrometer further includes elastic component, and the main shaft is additionally provided with support division, and the elastic component supports
Between the support division and the end of the lift structure.
Further, the lift structure includes pressing piece, flexible hoisting line and executive item, the pressing piece with described
Body is slidably connected, and the both ends of the flexible hoisting line are connect with the pressing piece and the executive item respectively, and the elastic component supports
It is held between the executive item and the support division；When the pressing piece is moved to the first direction, the executive item to
The second direction moves and the main shaft is driven to move to the second direction, and the first direction and the second direction
On the contrary.
Further, the ontology is additionally provided with range position limiting structure, and the main shaft and the range position limiting structure cooperate.
Further, first measurement portion and second measurement portion are plane.
Further, the micrometer further includes display screen, the display screen and the circuit board electrical connection, the circuit
Plate is also used to generate the display information shown for the display screen.
Further, the micrometer further includes data transmission module, the data transmission module and circuit board electricity
Connection, the circuit board are also used to generate communication data, and the data transmission module is used for transmission the communication data.
The another object of the utility model is to provide a kind of measuring device, and structure is simple, easy to use, and has good
Good measurement accuracy and measurement efficiency.
The utility model also provides a kind of technical solution about measuring device:
A kind of measuring device, including micrometer.Micrometer includes ontology, main shaft, linear bearing and grating measuring component.Institute
It states ontology and is provided with the first measurement portion, the main shaft is installed on the ontology by the linear bearing, and the main shaft is stretched
One end end of the ontology is provided with the second measurement portion out, and second measurement portion is oppositely arranged with first measurement portion.
The grating measuring component includes absolute coding grating, light channel structure and circuit board, and the absolute coding grating is installed on described
On main shaft and can be located at the motion of main shaft, the light channel structure in the ontology and with the circuit board electrical connection, and
The change in location information of the absolute coding grating can be transmitted to the circuit board by the light channel structure, and the circuit board is used
In obtaining measurement data according to the change in location information.
Compared with prior art, the beneficial effect of micrometer and measuring device provided by the utility model is:
Main shaft is moved along a straight line by linear bearing by external force, moves the second measurement portion with respect to the first measurement portion
And gap is generated between the first measurement portion and the second measurement portion.Object to be measured is placed in the gap, and first is measured
Portion and the second measurement portion support at the both ends of object to be measured.Absolute coding grating generates position and becomes with motion of main shaft
Change, which is transferred on circuit board by light channel structure.Circuit board perceived position changes and according to absolute coding grating
Change in location information calculate the measurement data of object to be measured, and then complete measurement.Absolute coding grating is transported with main shaft
Kinetic energy enough guarantees the precision of main shaft measurement, while can effectively limit main shaft using linear bearing and radially wobble, and guarantees main shaft
It is straight directly to go out, eliminate machine error.The structure of micrometer and measuring device provided by the utility model is simple, easy to use, and
With good measurement accuracy and measurement efficiency.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as.For those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram for the micrometer that the embodiments of the present invention provide；
Fig. 2 is the structural schematic diagram for the linear bearing that the embodiments of the present invention provide；
Fig. 3 is the enlarged structure schematic diagram in 2 at III；
Fig. 4 is the structural schematic diagram for the lift structure that the embodiments of the present invention provide；
Fig. 5 is the enlarged structure schematic diagram in Fig. 4 at V；
Fig. 6 is the attachment structure schematic diagram for the grating measuring component that the embodiments of the present invention provide.
Icon: 10- micrometer；100- ontology；The first measurement portion of 110-；The second limiting section of 120-；130- range limit knot
Structure；140- display screen；150- input module；160- data transmission module；200- main shaft；The second measurement portion of 210-；220- first
Limiting section；300- linear bearing；400- grating measuring component；410- absolute coding grating；420- light channel structure；430- circuit
Plate；500- lift structure；510- pressing piece；520- flexible hoisting line；530- executive item；600- elastic component.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be understood that term " on ", "lower", "inner", "outside", "left", "right" etc.
The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when
The orientation or positional relationship that the orientation or positional relationship or those skilled in the art usually put usually understand, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, " setting ",
Terms such as " connections " shall be understood in a broad sense, for example, " connection " may be a fixed connection, may be a detachable connection, or one
Ground connection；It can be mechanical connection, be also possible to be electrically connected；Can be and be directly connected to, can also by between intermediary in succession
It connects, can be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be
The concrete meaning of above-mentioned term in the present invention.
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail.
First embodiment
Fig. 1 to Fig. 6 is please referred to, present embodiments provides a kind of micrometer 10, structure is simple, easy to use, and has
Good measurement accuracy and measurement efficiency.
It is to be appreciated that micrometer 10 provided in this embodiment relative to it is existing using screw thread rotation feed micrometer 10 come
Its precision can be had and improve efficiency by saying；For traditional lever-type micrometer 10, provided in this embodiment thousand points
Ruler 10 has wider array of measurement range；For fast gauge, micrometer 10 provided in this embodiment has small in size, cost
Low feature.
Micrometer 10 provided in this embodiment includes ontology 100, main shaft 200, linear bearing 300 and grating measuring component
400.Ontology 100 is provided with the first measurement portion 110, and main shaft 200 is installed on ontology 100 by linear bearing 300, and main shaft
One end end of 200 stretching ontologies 100 is provided with the second measurement portion 210, and the second measurement portion 210 and the first measurement portion 110 are opposite
Setting.Grating measuring component 400 includes absolute coding grating 410, light channel structure 420 and circuit board 430, absolute coding grating
410 are installed on main shaft 200 and can move with main shaft 200, and it is interior and electric with circuit board 430 that light channel structure 420 is located at ontology 100
Connection, and the change in location information of absolute coding grating 410 can be transmitted to circuit board 430, circuit board by light channel structure 420
430 for obtaining measurement data according to change in location information.
It is to be appreciated that the ontology 100 in the present embodiment refers to the external structure of micrometer 10, it is arranged on ontology 100
The second measurement portion 210 being arranged in first measurement portion 110 and main shaft 200, can be existing with analogy for clamping object to be measured
The situation of micrometer 10 in technology.
It is appreciated that micrometer 10 provided in this embodiment is when in use: so that main shaft 200 is passed through linear axis by external force
It holds 300 to move along a straight line, the second measurement portion 210 is made to move with respect to the first measurement portion 110 and survey in the first measurement portion 110 and second
Gap is generated between amount portion 210.Object to be measured is placed in the gap, and by the first measurement portion 110 and the second measurement portion 210
It supports at the both ends of object to be measured.Absolute coding grating 410 is moved with main shaft 200, and then generates change in location, the position
Variation is transferred on circuit board 430 by light channel structure 420.430 perceived position of circuit board changes and according to absolute coding grating
410 change in location information calculates the measurement data of object to be measured, and then completes measurement.Absolute coding grating 410 with
Main shaft 200 moves the precision that can guarantee that main shaft 200 measures, while can effectively limit main shaft 200 using linear bearing 300
Radially wobble, guarantee main shaft 200 it is straight it is straight go out, eliminate machine error.The structure of micrometer 10 provided in this embodiment is simple,
It is easy to use, and there is good measurement accuracy and measurement efficiency.
Absolute coding grating 410 has the characteristics that high-precision and high-resolution, and wide range does not have cumulative errors, gamut
Range can keep high-acruracy survey, such that dead-beat large range measuring system reaches the precision of lever-type micrometer.
Traditional improves measurement accuracy using circle capacitive grating, could can only be reached reluctantly digimatic micrometer national standard using rotation feed and be wanted
Ask (national standard is ± 3 μm), it is impossible to realize dead-beat high-acruracy survey, lever-type micrometer small range is straight directly to go out formula, can only adopt
With mechanical, all not no lever-type micrometer of digital display both at home and abroad at present.
In addition, not done in the present embodiment about the specific structure of the first measurement portion 110 and the second measurement portion 210 especially
It is required that the first measurement portion 110 and the second measurement portion 210 can be plane, or conical surface etc..First measurement portion, 110 He
Second measurement portion 210 is otherwise known as anvil face in fields of measurement, and the second measurement portion 210 can be made by the way of linear bearing 300
Anvil face it is straight it is straight go out without rotating, eliminate the parallelism error of two measurement anvil faces.
Further, linear bearing 300 is to be connect by the way of interference fit with ontology 100, using interference fit energy
Enough prevent linear bearing 300 from radially wobbling, and then also avoids main shaft 200 in radial swing.Relative to being merely able to use
For the sliding bearing of clearance fit, radial swing can be further avoided using linear bearing 300.
In addition, the sliding of main shaft 200 in the prior art can be converted to rolling by linear bearing 300, therefore by main shaft 200
Life-span upgrading to three thousands of times more than, greatly improve the service life of micrometer 10.
In the present embodiment, main shaft 200 is provided with the first limiting section 220, and ontology 100 is provided with the second limiting section 120, the
One limiting section 220 can be slided with respect to the second limiting section 120, and the movement of the glide direction of the first limiting section 220 and main shaft 200
Direction is consistent.
It is appreciated that interior the second limiting section 120 being arranged of the first limiting section 220 and ontology 100 on main shaft 200 is mutually sliding
The effect of dynamic cooperation is to further limit the rotation of main shaft 200, to avoid the first measurement portion 110 and the second measurement portion 210 is introduced
Between parallelism error.
As for the specific structure of the first limiting section 220 and the second limiting section 120 can according to actual embodiment and into
Row setting: the first limiting section 220 and the second limiting section 120 can be the cooperation of convex block and sliding slot, and the sectional dimension of convex block with
The sectional dimension of sliding slot is of substantially equal, and the sectional dimension of sliding slot can be slightly larger than the sectional dimension of convex block, and the extension side of sliding slot
To consistent with the axis direction of main shaft 200, it should also consistent with the direction of motion of main shaft 200.
It is to be appreciated that in the foregoing description, relative motion between the second measurement portion 210 and the first measurement portion 110 can be with
It is directly to be carried out by way of stirring main shaft 200, it can also be by special structure of stirring being arranged on micrometer 10 come real
It is existing.Optionally, in the present embodiment, micrometer 10 further includes lift structure 500, lift structure 500 connect with main shaft 200 and with
Ontology 100 is flexibly connected, and main shaft 200 is able to drive when lift structure 500 is moved to first direction and is moved to second direction, with
Keep the second measurement portion 210 close or far from the first measurement portion 110.
It is appreciated that the effect of lift structure 500 is to stir main shaft 200, and then survey the second measurement portion 210 opposite first
Amount portion 110 moves (the first measurement portion 110 is set on ontology 100, keeps opposing stationary with ontology 100 always), lift structure
500 embodiment can there are many: the mode of rotation, the mode of sliding or by the way of driving equipment etc..
In the present embodiment, micrometer 10 further includes elastic component 600, and main shaft 200 is additionally provided with support division, elastic component 600
It is held between support division and the end of lift structure 500.The effect of elastic component 600 is that the second measurement portion 210 is made to be first
There is restoring force when measurement portion 110 separates, on the one hand can make press from both sides between the second measurement portion 210 and the first measurement portion 110
Tight object to be measured, on the other hand can also be such that the second measurement portion 210 rapidly surveys towards first after object under test is moved out of
Amount portion 110 is mobile to be resetted.
It is to be appreciated that can be rapidly achieved in range ability using spring rollback driving spindle 200 and arbitrarily measure position
It sets, greatly improves measurement efficiency.Its efficiency measured can reach quick Electronic calliper gauge or lever-type micrometer is small-scale
Measurement efficiency (Electronic calliper gauge or lever-type micrometer since spring rollback measurement range is small, different measurement ranges in range ability
Need to calibrate, be just able to achieve small range rapid survey), and for the micrometer of conventionally employed rotation feed, when measurement pair
When big as size difference, the efficiency of traditional micrometer is extremely low.
Optionally, elastic component 600 is spring.Further, in the present embodiment, lift structure 500 includes pressing piece
510, flexible hoisting line 520 and executive item 530, pressing piece 510 are slidably connected with ontology 100, the both ends point of flexible hoisting line 520
It is not connect with pressing piece 510 and executive item 530, elastic component 600 is held between executive item 530 and support division；When pressing piece 510
When moving to first direction, executive item 530 moves to second direction and main shaft 200 is driven to move to second direction, and first party
To opposite with second direction.
In the present embodiment, ontology 100 is additionally provided with range position limiting structure 130, main shaft 200 and range position limiting structure 130
Cooperation.
Range position limiting structure 130 is mainly limited using the shift position to main shaft 200 to realize the range to measurement
It is controlled, to guarantee the precision of measurement.
Optionally, in the present embodiment, micrometer 10 can also include display screen 140, display screen 140 and circuit board 430
Electrical connection, circuit board 430 are also used to generate the display information shown for display screen 140.
Optionally, in the present embodiment, micrometer 10 can also include input module 150, input module 150 can for by
The information of input can be transmitted to circuit board 430 by input module 150 and handled, and can pass through display screen by key etc.
140 are shown.
Optionally, in the present embodiment, micrometer 10 further includes data transmission module 160, data transmission module 160 and electricity
Road plate 430 is electrically connected, and circuit board 430 is also used to generate communication data, and data transmission module 160 is used for transmission communication data.When
So, above-mentioned data transmission module 160 can be the data port of wired connection, or be wirelessly connected, such as bluetooth, Wi-
Fi etc..
Micrometer 10 provided in this embodiment the utility model has the advantages that by external force make main shaft 200 pass through 300 edge of linear bearing
Linear movement, make the second measurement portion 210 with respect to the first measurement portion 110 move and in the first measurement portion 110 and the second measurement portion 210
Between generate gap.Object to be measured is placed in the gap, and the first measurement portion 110 and the second measurement portion 210 are supported
The both ends of object to be measured.Absolute coding grating 410 is moved with main shaft 200, and then generates change in location, and the change in location is logical
Light channel structure 420 is crossed to be transferred on circuit board 430.430 perceived position of circuit board changes and according to the position of absolute coding grating 410
The measurement data that change information calculates object to be measured is set, and then completes measurement.Absolute coding grating 410 is with main shaft 200
Movement can guarantee the precision that main shaft 200 measures, while the radial direction of main shaft 200 can be effectively limited using linear bearing 300
It swings, guarantees that main shaft 200 is straight and directly go out, eliminate machine error.The structure of micrometer 10 provided in this embodiment is simple, user
Just, and there is good measurement accuracy and measurement efficiency.
Second embodiment
Fig. 1 to Fig. 6 is please referred to, a kind of measuring device (not shown) is present embodiments provided comprising host computer (figure
Do not show) and first embodiment provide micrometer 10.Micrometer 10 includes ontology 100, main shaft 200, linear bearing 300 and grating
Measure component 400.Ontology 100 is provided with the first measurement portion 110, and main shaft 200 is installed on ontology 100 by linear bearing 300,
And one end end of the stretching ontology 100 of main shaft 200 is provided with the second measurement portion 210, the second measurement portion 210 and the first measurement portion
110 are oppositely arranged.Grating measuring component 400 includes absolute coding grating 410, light channel structure 420 and circuit board 430, is absolutely compiled
Code grating 410 is installed on main shaft 200 and can move with main shaft 200, and light channel structure 420 is located in ontology 100 and and circuit
Plate 430 is electrically connected, and the change in location information of absolute coding grating 410 can be transmitted to circuit board 430 by light channel structure 420,
Circuit board 430 is used to obtain measurement data according to change in location information, and host computer and circuit board 430 communicate to connect, to realize electricity
Data between road plate 430 and host computer are transmitted and are communicated.
The absolute coding grating 410 of measuring device provided in this embodiment can guarantee main shaft 200 with the movement of main shaft 200
The precision of measurement can effectively limit main shaft 200 using linear bearing 300 and radially wobble, and guarantee that main shaft 200 is straight and directly go out,
Eliminate machine error.The structure of measuring device provided in this embodiment is simple, easy to use, and have good measurement accuracy and
Measurement efficiency.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of micrometer, which is characterized in that including ontology, main shaft, linear bearing and grating measuring component；
The ontology is provided with the first measurement portion, and the main shaft is installed on the ontology by the linear bearing, and described
One end end that main shaft stretches out the ontology is provided with the second measurement portion, and second measurement portion is opposite with first measurement portion
Setting；
The grating measuring component includes absolute coding grating, light channel structure and circuit board, and the absolute coding grating is installed on
It can be located on the main shaft and with the motion of main shaft, the light channel structure in the ontology and be electrically connected with the circuit board
It connects, and the change in location information of the absolute coding grating can be transmitted to the circuit board, the electricity by the light channel structure
Road plate is used to obtain measurement data according to the change in location information.
2. micrometer according to claim 1, which is characterized in that the main shaft is provided with the first limiting section, the ontology
Be provided with the second limiting section, first limiting section can relatively described second limiting section sliding, and first limiting section
Glide direction is consistent with the direction of motion of the main shaft.
3. micrometer according to claim 1 or 2, which is characterized in that the micrometer further includes lift structure, described to mention
Structure is risen to connect with the main shaft and be flexibly connected with the ontology, it being capable of band when the lift structure is moved to first direction
The main shaft is moved to move to second direction so that second measurement portion close to or far from first measurement portion.
4. micrometer according to claim 3, which is characterized in that the micrometer further includes elastic component, and the main shaft is also
It is provided with support division, the elastic component is held between the support division and the end of the lift structure.
5. micrometer according to claim 4, which is characterized in that the lift structure includes pressing piece, flexible hoisting line
And executive item, the pressing piece are slidably connected with the ontology, the both ends of the flexible hoisting line respectively with the pressing piece and
The executive item connection, the elastic component are held between the executive item and the support division；When the pressing piece is to described
When first direction moves, the executive item moves to the second direction and the main shaft is driven to move to the second direction,
And the first direction is opposite with the second direction.
6. micrometer according to claim 1 or 2, which is characterized in that the ontology is additionally provided with range position limiting structure, institute
It states main shaft and the range position limiting structure cooperates.
7. micrometer according to claim 1 or 2, which is characterized in that first measurement portion and second measurement portion
It is plane.
8. micrometer according to claim 1 or 2, which is characterized in that the micrometer further includes display screen, the display
Screen and the circuit board electrical connection, the circuit board are also used to generate the display information shown for the display screen.
9. micrometer according to claim 1 or 2, which is characterized in that the micrometer further includes data transmission module, institute
Data transmission module and the circuit board electrical connection are stated, the circuit board is also used to generate communication data, and the data transmit mould
Block is used for transmission the communication data.
10. a kind of measuring device, which is characterized in that including the micrometer as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820984236.7U CN208488022U (en) | 2018-06-25 | 2018-06-25 | Micrometer and measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820984236.7U CN208488022U (en) | 2018-06-25 | 2018-06-25 | Micrometer and measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208488022U true CN208488022U (en) | 2019-02-12 |
Family
ID=65248630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820984236.7U Active CN208488022U (en) | 2018-06-25 | 2018-06-25 | Micrometer and measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208488022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917514A (en) * | 2018-06-25 | 2018-11-30 | 成都华量传感器有限公司 | micrometer and measuring device |
-
2018
- 2018-06-25 CN CN201820984236.7U patent/CN208488022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917514A (en) * | 2018-06-25 | 2018-11-30 | 成都华量传感器有限公司 | micrometer and measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208488022U (en) | Micrometer and measuring device | |
| CN108917514A (en) | micrometer and measuring device | |
| CN107452287B (en) | LED display screen box lock catch structure | |
| CN103903942A (en) | Multi-freedom-degree nanometer operating desk suitable for nanometer material control | |
| CN205120394U (en) | Inclination testboard | |
| CN105171714A (en) | Multipurpose round hole self-centering scribing ruler | |
| CN202793292U (en) | Symmetrical degree and depth measuring instrument used for double key grooves of inner bore | |
| CN105082005A (en) | Fixing clamp for cross-rod distance measurement | |
| CN207741718U (en) | A kind of press ram detection device and forcing press | |
| CN104734562A (en) | Stepped piezoelectric ceramic rotation driver and drive method | |
| CN203605928U (en) | Outer spline tooth thickness measurement tool | |
| CN205844489U (en) | A kind of armature measurement jig device | |
| CN205991797U (en) | Hub bearing outer ring channel calipers and system | |
| CN102109312B (en) | Method for detecting internal diameter size of extra-large bearing ferrule seam allowance | |
| CN204935424U (en) | A kind of stationary fixture measuring distance over bar value | |
| CN213688186U (en) | Centering frock and motor test system's centering frock | |
| CN205085962U (en) | Round hole is from feeling relieved multi -purpose marking off chi | |
| CN209961237U (en) | Indexing type photoelectric angle encoder | |
| CN105300242A (en) | End face ring slot diameter measuring tool | |
| CN205802287U (en) | Fixed point feeding PTO | |
| CN201858954U (en) | Device for measuring surface flatness of silicon wafer grinding plate | |
| CN202582440U (en) | Inner ring groove diameter measuring instrument | |
| CN111289016A (en) | Double-resolution incremental position measuring device | |
| CN205209452U (en) | Measuring device | |
| CN219798580U (en) | Motor torque testing tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |