CN205561719U - Downthehole baffle thickness measurement device - Google Patents
Downthehole baffle thickness measurement device Download PDFInfo
- Publication number
- CN205561719U CN205561719U CN201620401721.8U CN201620401721U CN205561719U CN 205561719 U CN205561719 U CN 205561719U CN 201620401721 U CN201620401721 U CN 201620401721U CN 205561719 U CN205561719 U CN 205561719U
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- hole
- pointer
- face
- support plate
- thickness
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Abstract
The utility model discloses a downthehole baffle thickness measurement device, a downthehole baffle thickness measurement device, including base, the measuring stick that contacts with the top surface of being surveyed the baffle and the top surface on being located the base be planar reference column, the top surface of reference column contacts with the bottom surface by the survey baffle, the vertical stand that is equipped with on the base, the upper end of stand is equipped with the extension board, the extension board has a smooth extension board terminal surface, the extension board terminal surface is parallel with the measuring stick to and the protruding portion adjacent with this extension board terminal surface, there is vertical through -hole on the protruding portion, the measuring stick passes vertical through -hole, the displacement transmission and the mechanism of amplification of the high drop between the displacement indicating mechanism on the extension board terminal surface, transmission and measurement by magnification pole and reference column, the input and the measuring stick of displacement transmission and mechanism of amplification meet, and the output and the displacement indicating mechanism of displacement transmission and mechanism of amplification meet. The utility model discloses simple structure, it is accurate reliable to measure, convenient operation, low in manufacturing cost is convenient for remove, and the range of application is wide, strong adaptability.
Description
Technical field
This utility model belongs to measuring instrument field, relate to blind hole base plate thickness, blind hole block board thickness and the measurement of blind hole basal surface position size, the thickness measure of flat dividing plate in being applicable to hole in piece part, and the position dimension between multiple dividing plate measures, it is particularly suitable for application to guided missile rocket projectile series products parts, particularly to a kind of hole internal partition measurer for thickness.
Background technology
Domestic existing thickness measure measurer is only applicable to plate parts, for the measurement of cylindrical parts hole in piece part internal partition, owing to being limited by hole depth, it is impossible to use.
In the prior art, control for the thickness of cylindrical parts hole in piece part internal partition, the degree of depth generally by degree of depth measurer measured hole, again by the total height of length level gauge product parts, then the process dimension chain of closing is formed, obtain closed-loop size, calculate, then judge that result of calculation is the most within the range of permission.
The hole internal partition thickness so calculated can be affected by the misaligned error of technological datum, also can be affected by other dimensional tolerances, also measure operating error, it is impossible to truly directly reflects the gauge of dividing plate, or the position dimension of dividing plate.
Summary of the invention
When using prior art that cylindrical parts hole in piece part internal partition thickness is measured, affected by the misaligned error of technological datum and other dimensional tolerances, measure operation and also bring along error, it is impossible to truly directly reflect the gauge of dividing plate, or the position dimension of dividing plate.The purpose of this utility model is, for above-mentioned the deficiencies in the prior art, it is provided that a kind of hole internal partition measurer for thickness.
For solving above-mentioned technical problem, this utility model be the technical scheme is that
A kind of hole internal partition measurer for thickness, including base, contact with by the end face of wing curtain measures bar and the locating dowel that end face is plane being positioned on base, described measurement bar can vertical lifting, the end face of described locating dowel contacts with by the bottom surface of wing curtain, column vertically it is provided with on described base, the upper end of described column is provided with support plate, described support plate has smooth support plate end face, described support plate end face is parallel with measuring bar, and the protuberance adjacent with this support plate end face, described protuberance is provided with vertical through hole, described measurement bar passes described vertical through hole, described locating dowel is positioned at below vertical through hole；Also include the displacement indicating mechanism on support plate end face, transmission the displacement transmission of the height fall between measurement by magnification bar and locating dowel and enlarger, the input of described displacement transmission and enlarger connects with measuring bar, and the outfan of described displacement transmission and enlarger connects with displacement indicating mechanism.
Transmitted by displacement and enlarger, by measurement to the height fall of hole internal partition transmit and amplify, it is simple to observe.Displacement indicating mechanism is for showing the output result of displacement transmission and enlarger.
As a kind of optimal way, including abutment sleeve, described measurement bar is eccentric shaft, the radius in described measurement bar stage casing is more than the radius of two sections, the bottom surface in described measurement bar stage casing is surfacing and eccentric shaft initial surface parallel to the ground, and the bottom of described measurement bar is outer surface gauge rod gauge head spherically；The hypomere of described abutment sleeve is enclosed within described vertical through hole, and described measurement bar passes described abutment sleeve；
Described displacement transmission and enlarger include the lever being located on described support plate end face；Described displacement indicating mechanism includes being located at the indicator board on described support plate end face and pointer, and it is located at the reticle of described indicator board front epimere, described lever is connected with support plate end face by the first mandrel, it is matched in clearance between hole on described first mandrel and lever, lever is divided into long arm and galianconism portion by described first mandrel, and the length of described long arm is more than the length in galianconism portion；The lower end of described pointer is connected with support plate end face by the second mandrel, reticle is pointed in the upper end of pointer, it is matched in clearance between hole on described second mandrel and pointer, the lower end of described pointer has pointer projection arm, described pointer projection arm with measure bar divide the both sides being positioned at the first mandrel, the bottom surface of described pointer projection arm be plane and with pointer central axis；The end of described long arm is provided with the long arm measure head that can contact with the bottom surface of described pointer projection arm, the end in described galianconism portion is provided with the galianconism that can contact with described eccentric shaft initial surface and measures head, it is all vertical with lever that described long arm measure head measures head with galianconism, and it is sphere that long arm measure head and galianconism measure the upper surface of head.
The thickness change of dividing plate, is rotated by lever and passes to pointer, and pointer rotates to an angle, and just indicates certain position in reticle, thus judges the thickness range of dividing plate.This utility model utilizes lever principle, amplifies and transmits measurement displacement, straight-line displacement is changed into angular displacement, pointer instruction point range can also be increased by increasing cursor backward radius, thus increase line width, amplify block board thickness measured value twice, make reading be easy to observe, accurately reflect.
During measurement, measurement bar is upwards carried, tested part is put into locating dowel, make the bottom surface of hole in piece part internal partition contact with the end face of locating dowel, will measure under bar in pressure stretch hand-hole, gauge rod gauge head and dividing plate upper surface.Make two thickness models respectively by gauge maximum material size and least material size, measure two thickness models the most respectively, in two positions indicated by pointer, reticle is carried out groove；Identical product part, at the block board thickness of different operations, can make different reticle, during measurement, just can measure or check as long as changing corresponding reticle.During actual measurement, have only to judge that pointer position is whether between two graduation marks pointed by thickness model, if between two graduation marks, then the hole internal partition thickness of tested part meets requirement, if being positioned at outside two graduation marks, then the hole internal partition thickness of tested part is unsatisfactory for requirement.
After lever is installed, when lever central line is horizontal, galianconism is measured head and is contacted with eccentric shaft initial surface, and long arm measure head contacts with pointer projecting arm bottom surface, when so can guarantee that measurement, lever contacts with measurement bar and pointer moment respectively, thus transmits displacement well.
Long arm measure head and galianconism are measured head upper surface and are sphere, and during measurement, contact point is all the time on sphere, and radius is identical, and such lever, when the first mandrel rotates, will not produce the additional displacement caused because of long arm measure head and the change of shape of galianconism measurement head；The bottom surface of described pointer projection arm be plane and with pointer central axis, when lever rotates, the sphere-contact point of long arm measure head moves on the bottom surface of pointer projection arm, so will not produce long arm measure head contact point change of shape and the additional angular displacement that produces, thus ensures the accuracy measured；When pointer projection arm position should meet lever level, lever long arm measure head contact stud projection arm bottom surface.Gauge rod is eccentric shaft, and after eccentric shaft position should meet installation, galianconism measures head contact eccentric shaft initial surface.
Described pointer rotates around the second mandrel, and pointer length is radius of turn, and pointer length is the longest, and reticle groove is the widest, and it is the most accurate to measure；Described abutment sleeve and measurement bar matched in clearance, abutment sleeve is to measuring guide effect when bar moves, and eccentric shaft initial surface is measured head with galianconism and contacted, and when eccentric shaft position should meet measurement, eccentric shaft and lever do not produce interference.It is matched in clearance, after assembling, it is ensured that smooth rotation between hole between hole on first mandrel and lever, on the second mandrel and pointer.
Change different locating dowels, various sizes of block board thickness, or dividing plate relevant position size can be measured.
Further, described measurement bar being also cased with gland, described gland is threadeded with the top of described abutment sleeve.
Gland is possible to prevent the foreign body of outside to call in, and affects measurement result and service life.
Further, being additionally provided with and be enclosed within the pre-compressed spring measuring bar epimere in described abutment sleeve, described gland is pressed in the top of pre-compressed spring.
Pre-compressed spring has certain decrement, produces certain precompression to measuring bar, makes gauge rod gauge head contact the upper surface of part dividing plate well；Pre-compressed spring can also remove need not, directly measure bar by hand pressure during measurement, make gauge rod gauge head contact part dividing plate upper surface.
Further, described indicator board is provided with the limiting section preventing long arm from dropping downwards.
Further, also including dialing spring, an angle of described dialing spring is connected with the second mandrel, and another angle of dialing spring hangs on pointer.
Pointer and lever are played reset role by dialing spring.
Further, described first mandrel is also cased with the support set between support plate end face and lever.
Owing to support set has certain thickness, when lever rotates, will not be with support plate end contact, lever flexible rotation.
Further, described protuberance is provided with the breach for accommodating galianconism portion.
Further, also including stop screw, described abutment sleeve vertically has gathering sill, described stop screw is connected through described gathering sill with measuring bar.
The stroke range of bar measured by stop screw for limiting, the length of gathering sill should meet: when gauge rod gauge head contact dividing plate upper surface, stop screw also has certain mobile space, when stop screw is positioned at gathering sill the top, locating dowel should be enable to put into tested part, contact with hole in piece part internal partition lower surface.
Further, the top of described measurement bar is provided with handle.
Arrange handle to be more convenient for measurement bar is operated.
This utility model has the advantage that
First, this utility model solves by the Process Dimension Chain Calculating hole inaccurate problem of internal partition thickness, and general thickness measurer cannot the problem of measured hole internal partition thickness；This utility model simple in construction, measures accurately and reliably, easy to operate, low cost of manufacture, it is simple to mobile.
Second, the ingenious lever principle that utilizes of this utility model, measurement by magnification size, straight-line displacement is changed into angular displacement, recycling increase pointer radius increase line width, thus twice enlarged opening internal partition thickness measure size, makes reading obvious, it is simple to observe.
3rd, this utility model eliminates the additional displacement that contacting points position change produces, and makes displacement transmit accurately and reliably.
4th, change locating dowel and can realize the hole internal partition thickness measure of analog structure product, and the measurement of partition position size, change reticle and may be used for the measurement of different machining sequence block board thickness, applied range, strong adaptability.
Accompanying drawing explanation
Fig. 1 is the front view of this utility model one embodiment.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the A-A sectional view of Fig. 1.
Fig. 4 is thickness model structural representation.
Fig. 5 is the front view of lever in Fig. 1.
Fig. 6 is the axonometric chart of support plate in Fig. 1.
Fig. 7 is the structural representation of abutment sleeve in Fig. 1.
Fig. 8 is the B-B sectional view of Fig. 7.
Fig. 9 is the structural representation of locating dowel in Fig. 1.
Figure 10 is the structural representation measuring bar in Fig. 1.
Figure 11 is the structural representation of Fig. 1 pointer.
Figure 12 is the structural representation of indicator board in Fig. 1.
Figure 13 is the left view of Figure 12.
Figure 14 is another structural representation of test product.
Wherein, 1 is column, 2 is the first mandrel, 3 is limiting section, 4 is protection cap, 5 is lever, 6 is the second mandrel, 7 is test product, 8 is dialing spring, 9 is support set, 10 is pointer, 11 is indicator board, 12 is reticle, 13 is thickness model, 14 is abutment sleeve, 15 is hands handle, 16 is gland, 17 for measuring bar, 18 is pre-compressed spring, 19 stop screws, 20 is breach, 21 is protuberance, 22 is vertical through hole, 23 is support plate, 24 is gathering sill, 25 is locating dowel, 26 is support plate end face, 27 is base, 28 is eccentric shaft initial surface, 29 is gauge rod gauge head, 30 is packing ring, 31 measure head for galianconism, 32 is long arm measure head, 33 is long arm, 34 is galianconism portion, 35 is pointer projection arm.
Detailed description of the invention
If Fig. 1 is to shown in 13, an embodiment of the present utility model includes base 27, abutment sleeve 14 and measures bar 17, described measurement bar 17 is eccentric shaft, the radius in described measurement bar 17 stage casing is more than the radius of two sections, the bottom surface in described measurement bar 17 stage casing is surfacing and eccentric shaft initial surface 28 parallel to the ground, and the bottom of described measurement bar 17 is outer surface gauge rod gauge head 29 spherically；Column 1 vertically it is provided with on described base 27, the upper end of described column 1 is provided with support plate 23, described support plate 23 has the support plate end face 26 of surfacing perpendicular to the ground, and the protuberance 21 adjacent with this support plate end face 26, described protuberance 21 is provided with vertical through hole 22, described base 27 is provided with the locating dowel 25 being positioned at below vertical through hole 22, and the end face of this locating dowel 25 is plane；The hypomere of described abutment sleeve 14 is enclosed within described vertical through hole 22, and described measurement bar 17 is through described abutment sleeve 14；
Described support plate end face 26 is provided with lever 5, indicator board 11 and pointer 10；Described lever 5 is connected with support plate end face 26 by the first mandrel 2, is matched in clearance between the hole on described first mandrel 2 and lever 5, and lever 5 is divided into long arm 33 and galianconism portion 34 by described first mandrel 2, and the length of described long arm 33 is more than the length in galianconism portion 34；Described indicator board 11 front epimere is provided with reticle 12, the lower end of described pointer 10 is connected with support plate end face 26 by the second mandrel 6, reticle 12 is pointed in the upper end of pointer 10, it is matched in clearance between hole on described second mandrel 6 and pointer 10, the lower end of described pointer 10 has pointer projection arm 35, described pointer projection arm 35 is positioned at the both sides of the first mandrel 2 with measuring 17 points of bar, the bottom surface of described pointer projection arm 35 be plane and with pointer 10 central axis；The end of described long arm 33 is provided with the long arm measure head 32 that can contact with the bottom surface of described pointer projection arm 35, the end in described galianconism portion 34 is provided with the galianconism measurement 31 that can contact with described eccentric shaft initial surface 28, described long arm measure head 32 and galianconism measurement 31 are all vertical with lever 5, and the upper surface of long arm measure head 32 and galianconism measurement 31 is sphere.
Measure bar (17) contact with by the end face of wing curtain, described measurement bar (17) can vertical lifting, the end face of described locating dowel (25) contacts with by the bottom surface of wing curtain.
Also being cased with gland 16 on described measurement bar 17, described gland 16 is threadeded with the top of described abutment sleeve 14.
Being additionally provided with in described abutment sleeve 14 and be enclosed within the pre-compressed spring 18 measuring bar 17 epimere, described gland 16 is pressed in the top of pre-compressed spring 18.
Described indicator board 11 is provided with the limiting section 3 preventing long arm 33 from dropping downwards.
This utility model also includes dialing spring 8, and an angle of described dialing spring 8 is connected with the second mandrel 6, and another angle of dialing spring 8 hangs on pointer 10.
The support set 9 being also cased with between support plate end face 26 and lever 5 on described first mandrel 2.
It is also provided with being similar to the structure of support set 9 on second mandrel 6, when such pointer 10 rotates, will not contact with indicator board 11, pointer 10 smooth rotation, be not drawn into this structure in the accompanying drawings.
Described protuberance 21 is provided with the breach 20 for accommodating galianconism portion 34.
This utility model also includes stop screw 19, and described abutment sleeve 14 vertically has gathering sill 24, and described stop screw 19 is connected through described gathering sill 24 with measuring bar 17.
The top of described measurement bar 17 is provided with handle 15.Arrange handle 15 to be more convenient for measurement bar 17 is operated.
This utility model also includes protection cap 4, leaves spacing between described protection cap 4 and indicator board 11 end face.Parts on indicator board 11 end face are all located at inside protection cap 4, and the parts that protection cap 4 is pointed to inside it shield.
Described long arm measure head 32 and galianconism measure a 31 surface carbide inserts, wear-resistant；The length ratio in long arm 33 and galianconism portion 34 is more than 3, the measured value of such hole internal partition thickness, equally amplification more than 3 times.
First mandrel 2 and the second mandrel 6 respectively with the hole interference fit on support plate 23, utilize nuts and washers 30 to lock in support plate 23 rear surface, after locking, the first mandrel 2 and the second mandrel 6 can not rotate in hole.
Gauge rod gauge head 29 is hard alloy sphere.
Column 1 and locating dowel 25 low side have been designed with screw thread and positioning step, positioning step and base 27 upper surface, and column 1 and locating dowel 25 are locked on base 27 by nut；Support plate 23 is arranged on column 1, and support plate 23 nut check is fixed on column 1 top.Support plate 23 is positioned by the step on assembling rear column 1.
Abutment sleeve 14 and vertical through hole 22 excessively coordinate, and use screw in compression.Preloading spring 18 is enclosed within measurement bar 17, is contained in the lump in the endoporus of abutment sleeve 14 with measuring bar 17, and gland 16 is threadeded with abutment sleeve 14, and pushes down preloading spring 18.
Specification requirement first against product 7 to be measured, two thickness models 13 are made respectively by gauge maximum material size and least material size, then it is utilized respectively this utility model and measures two thickness models 13, in two positions indicated by pointer 10, reticle 12 is carried out groove.
During measurement, measurement bar 17 is upwards carried, test product 7 is put into locating dowel 25, make the bottom surface of hole in piece part internal partition contact with the end face of locating dowel 25, will measure in 17 times pressure stretch hand-holes of bar, gauge rod gauge head 29 and dividing plate upper surface.Finally judge that pointer 10 position is whether between two graduation marks pointed by thickness model 13, if between two graduation marks, then the hole internal partition thickness of test product 7 meets requirement, if being positioned at outside two graduation marks, then the hole internal partition thickness of test product 7 is unsatisfactory for requirement.
Change different locating dowels 25, various sizes of block board thickness, or dividing plate relevant position size can be measured.Identical product part, at the block board thickness of different operations, can make different reticle 12, during measurement, just can measure or check as long as changing corresponding reticle 12.
This utility model is except the thickness requirement the most up to specification of dividing plate single in judging hole, moreover it is possible to measure the total thickness requirement the most up to specification between multiple dividing plate.Being another structural representation of test product as shown in figure 14, only need the diameter x of locating dowel 25 to be respectively smaller than X1, X2, X3, height y is respectively greater than accessory size Y1, Y2, Y3 simultaneously, then correspondence can measurement size t1, t2, t3, therefore, range of the present utility model is big.
Claims (10)
- null1. a hole internal partition measurer for thickness，It is characterized in that，Including base (27)、The measurement bar (17) contacted with by the end face of wing curtain and the locating dowel that end face is plane (25) being positioned on base (27)，Described measurement bar (17) can vertical lifting，The end face of described locating dowel (25) contacts with by the bottom surface of wing curtain，Column (1) vertically it is provided with on described base (27)，The upper end of described column (1) is provided with support plate (23)，Described support plate (23) has smooth support plate end face (26)，Described support plate end face (26) is parallel with measuring bar (17)，And the protuberance (21) adjacent with this support plate end face (26)，Described protuberance (21) is provided with vertical through hole (22)，Described measurement bar (17) passes described vertical through hole (22)，Described locating dowel (25) is positioned at vertical through hole (22) lower section；Also include the displacement indicating mechanism on support plate end face (26), transmission the displacement transmission of the height fall between measurement by magnification bar and locating dowel and enlarger, the input of described displacement transmission and enlarger connects with measuring bar (17), and the outfan of described displacement transmission and enlarger connects with displacement indicating mechanism.
- 2. hole as claimed in claim 1 internal partition measurer for thickness, it is characterized in that, including abutment sleeve (14), described measurement bar (17) is eccentric shaft, the radius in described measurement bar (17) stage casing is more than the radius of two sections, the bottom surface in described measurement bar (17) stage casing is surfacing and eccentric shaft initial surface (28) parallel to the ground, and the bottom of described measurement bar (17) is outer surface gauge rod gauge head (29) spherically；The hypomere of described abutment sleeve (14) is enclosed within described vertical through hole (22), and described measurement bar (17) passes described abutment sleeve (14)；Described displacement transmission and enlarger include the lever (5) being located on described support plate end face (26)；Described displacement indicating mechanism includes being located at the indicator board (11) on described support plate end face (26) and pointer (10), and it is located at the reticle (12) of described indicator board (11) front epimere, described lever (5) is connected with support plate end face (26) by the first mandrel (2), it is matched in clearance between hole on described first mandrel (2) and lever (5), lever (5) is divided into long arm (33) and galianconism portion (34) by described first mandrel (2), and the length of described long arm (33) is more than the length in galianconism portion (34)；The lower end of described pointer (10) is connected with support plate end face (26) by the second mandrel (6), reticle (12) is pointed in the upper end of pointer (10), it is matched in clearance between hole on described second mandrel (6) and pointer (10), the lower end of described pointer (10) has pointer projection arm (35), described pointer projection arm (35) point is positioned at the both sides of the first mandrel (2) with measuring bar (17), the bottom surface of described pointer projection arm (35) be plane and with pointer (10) central axis；The end of described long arm (33) is provided with the long arm measure head (32) that can contact with the bottom surface of described pointer projection arm (35), the end of described galianconism portion (34) is provided with the galianconism that can contact with described eccentric shaft initial surface (28) and measures head (31), it is all vertical with lever (5) that described long arm measure head (32) and galianconism measure head (31), and it is sphere that long arm measure head (32) and galianconism measure the upper surface of head (31).
- 3. hole as claimed in claim 2 internal partition measurer for thickness, it is characterised in that being also cased with gland (16) on described measurement bar (17), described gland (16) is threadeded with the top of described abutment sleeve (14).
- 4. hole as claimed in claim 3 internal partition measurer for thickness, it is characterised in that being additionally provided with in described abutment sleeve (14) and be enclosed within the pre-compressed spring (18) measuring bar (17) epimere, described gland (16) is pressed in the top of pre-compressed spring (18).
- 5. hole as claimed in claim 2 internal partition measurer for thickness, it is characterised in that described indicator board (11) is provided with the limiting section (3) preventing long arm (33) from dropping downwards.
- 6. hole as claimed in claim 2 internal partition measurer for thickness, it is characterised in that also including dialing spring (8), an angle of described dialing spring (8) is connected with the second mandrel (6), and another angle of dialing spring (8) hangs on pointer (10).
- 7. hole as claimed in claim 2 internal partition measurer for thickness, it is characterised in that be also cased with the support set (9) being positioned between support plate end face (26) and lever (5) on described first mandrel (2).
- 8. hole as claimed in claim 2 internal partition measurer for thickness, it is characterised in that described protuberance (21) is provided with the breach (20) for accommodating galianconism portion (34).
- 9. hole as claimed in claim 2 internal partition measurer for thickness, it is characterized in that, also including stop screw (19), described abutment sleeve (14) vertically has gathering sill (24), described stop screw (19) is connected through described gathering sill (24) with measuring bar (17).
- 10. hole as claimed in claim 1 internal partition measurer for thickness, it is characterised in that the top of described measurement bar (17) is provided with handle (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620401721.8U CN205561719U (en) | 2016-05-03 | 2016-05-03 | Downthehole baffle thickness measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620401721.8U CN205561719U (en) | 2016-05-03 | 2016-05-03 | Downthehole baffle thickness measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205561719U true CN205561719U (en) | 2016-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620401721.8U Expired - Fee Related CN205561719U (en) | 2016-05-03 | 2016-05-03 | Downthehole baffle thickness measurement device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205561719U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105783652A (en) * | 2016-05-03 | 2016-07-20 | 江南工业集团有限公司 | Measurement device for thickness of separating plate in hole |
| CN108592751A (en) * | 2018-07-25 | 2018-09-28 | 长沙锦宏平信油泵油嘴有限公司 | Fuel injector thickness of workpiece measuring appliance |
| CN109556493A (en) * | 2018-11-22 | 2019-04-02 | 厦门佰事兴新材料科技有限公司 | A kind of measuring device and measuring method of reaction kettle inside coating thickness |
-
2016
- 2016-05-03 CN CN201620401721.8U patent/CN205561719U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105783652A (en) * | 2016-05-03 | 2016-07-20 | 江南工业集团有限公司 | Measurement device for thickness of separating plate in hole |
| CN105783652B (en) * | 2016-05-03 | 2018-11-20 | 江南工业集团有限公司 | A kind of hole internal partition measurer for thickness |
| CN108592751A (en) * | 2018-07-25 | 2018-09-28 | 长沙锦宏平信油泵油嘴有限公司 | Fuel injector thickness of workpiece measuring appliance |
| CN109556493A (en) * | 2018-11-22 | 2019-04-02 | 厦门佰事兴新材料科技有限公司 | A kind of measuring device and measuring method of reaction kettle inside coating thickness |
| CN109556493B (en) * | 2018-11-22 | 2024-02-13 | 厦门佰事兴新材料科技有限公司 | Measuring device and measuring method for thickness of coating on inner wall of reaction kettle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160907 Termination date: 20170503 |