CN203964850U - The survey instrument of detection plane jump and percent ripple - Google Patents
The survey instrument of detection plane jump and percent ripple Download PDFInfo
- Publication number
- CN203964850U CN203964850U CN201420361235.9U CN201420361235U CN203964850U CN 203964850 U CN203964850 U CN 203964850U CN 201420361235 U CN201420361235 U CN 201420361235U CN 203964850 U CN203964850 U CN 203964850U
- Authority
- CN
- China
- Prior art keywords
- waviness
- gear
- tool
- plane
- slide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 title abstract description 9
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 9
- 230000033001 locomotion Effects 0.000 abstract description 5
- 239000004615 ingredient Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 8
- 210000003813 thumb Anatomy 0.000 description 6
- 238000003754 machining Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000013519 translation Methods 0.000 description 3
- 240000007643 Phytolacca americana Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The survey instrument that the utility model discloses a kind of detection plane jump and percent ripple, comprising: slide rail; Slide, described slide and described slide rail are slidably connected; Dial gauge, described dial gauge is arranged on described slide, described dial gauge with slide along the movement of described slide rail with detection plane jump and percent ripple.Instrument of the present utility model and using method thereof are all simpler, less demanding to testing staff's technical ability, can in production practices, effectively be applied; Meanwhile, its main measuring sensor is the dial gauge that production scene is generally used, and all the other ingredients are simple in structure, easily manufactured, so low cost of manufacture, possess the condition of applying on a large scale.
Description
Technical Field
The utility model relates to a numerical control processing technology field of structure, concretely relates to measuring tool who detects plane jump and waviness and implementation method thereof.
Background
The utility model discloses derive from aeronautical structure spare numerical control processing production actual demand. In some fields with high requirements on machining precision, such as aviation manufacturing industry, parts are required to meet high dimensional precision, and requirements on surface flatness of the parts, smoothness of an assembly surface and the like are also high. In the aviation manufacturing industry, the allowable error of the surface step difference of the machined part is within 0.1mm (for example, the surface step difference of the machined part required by an airbus A320 airplane is not more than 0.04 mm). Even for numerical control machining with high machining precision, the problem of large plane step difference can occur due to the influence of part structures, machining process schemes, machine tool precision, environmental factors and the like. At present, in the actual production, a tool capable of quickly and simply measuring the plane step difference is lacked, the surface waviness cannot be evaluated, and the problem has certain influence on the production efficiency and the reliability of the product quality.
Currently, in production practice, plane step difference is mainly measured by using a vernier caliper and a depth gauge.
Calipers or depth gauges measure by surface contact. The plane step difference is a size sudden change in a small range, the mode of surface contact can be influenced by the unevenness, waviness and the like of two measured surfaces, and meanwhile, the joint degree of a plane for measuring by a caliper or a depth gauge and the measured plane can also have great influence on the result and the reading is inconvenient. Because the manual intervention operation of measuring by using a caliper or a depth gauge is more, the measuring result can generate larger difference due to different measuring methods and measuring experience technologies of a measurer. In addition, the surface waviness of the part cannot be detected or evaluated using calipers or depth gauges.
Disclosure of Invention
The utility model overcomes prior art's is not enough, provides a measuring tool who detects plane jump and waviness for solve the technical problem of the measurement plane jump that can not be fast, simple and convenient among the prior art.
Correspondingly, the utility model also provides a method for realizing the measuring tool who detects plane jump and waviness.
In view of the above problems in the prior art, according to the present invention, the present invention adopts the following technical solutions:
a measuring tool for detecting planar level differences and waviness, comprising:
a slide rail;
the sliding seat is connected with the sliding rail in a sliding manner;
the dial indicator is arranged on the sliding seat and moves along the sliding seat along the sliding rail to detect the plane step difference and the waviness.
In order to better realize the utility model discloses, further technical scheme is:
according to the utility model discloses an embodiment still includes the base, the slide rail is located the base, the bottom surface of base is parallel with the slide rail.
According to an embodiment of the present invention, the slide comprises a first component and a second component, and the first component and the second component are detachably connected.
According to the utility model discloses an embodiment still includes rack and gear, the rack sets up on the base along slide rail extending direction, the gear sets up on the slide, tooth on the rack meshes with the tooth on the gear mutually.
According to the utility model discloses an embodiment still includes the thumb wheel, the thumb wheel with gear relatively fixed connection, through rotating the thumb wheel will drive the gear is rotatory.
According to the utility model discloses an embodiment, the thumb wheel with gear structure as an organic whole, be provided with the connecting rod on the slide, will through thumb wheel set screw thumb wheel, gear as an organic whole structure with connecting rod fastening connection on the slide.
According to the utility model discloses an embodiment, the connecting rod is located on the subassembly of slide one, the percentage table is located on the subassembly of slide two.
According to the utility model discloses an embodiment still includes adjusting screw, adjusting screw one end is passed the slide.
According to the utility model discloses an embodiment still includes the gasket, the gasket be located adjusting screw one end with between the slide rail.
The utility model can also be that:
a method of implementing a measurement tool for detecting planar level differences and waviness, comprising:
placing the bottom surface of a base of a measuring tool for detecting the plane step difference and the waviness on a plane to be detected;
adjusting the detection part of the dial indicator to be in contact with the plane to be detected;
the poke wheel is adjusted to rotate, the poke wheel drives the gear to rotate, and the sliding seat and the dial indicator move along the sliding rail through the matching of the gear and the rack;
the dial indicator performs contact type translation movement on the plane, and the reading of the indicator needle changes to detect the level difference and the waviness of the plane, so that continuous measurement is realized.
Compared with the prior art, one of the beneficial effects of the utility model is that:
the utility model provides a reliable and easy and simple to handle's practical measuring tool of detection plane jump and waviness degree can require to the machining precision higher, especially carries out the accuracy to the higher part surface jump of requirements such as roughness, the smooth degree on part surface and the surface waviness degree and measures.
The utility model discloses a realization detection plane jump and ripple degree's measuring tool's method, simple to use, it is not high to measurement personnel's technical ability requirement, can obtain effective application in production practice.
And simultaneously, it the utility model discloses main measuring element is the percentage table of the on-the-spot general use of production, all the other component parts simple structure, and it is convenient to make, therefore low in manufacturing cost possesses large-scale popularization and application's condition.
Drawings
For a clearer explanation of the embodiments or technical solutions in the prior art of the present application, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only references to some embodiments in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic view of a measuring tool for detecting plane level difference and waviness according to an embodiment of the present invention.
Fig. 2 is a schematic side view of a measuring tool for detecting plane level difference and waviness according to an embodiment of the present invention.
Fig. 3 is a schematic view illustrating the structure and the cooperation of the dial wheel and the gear of the measuring tool for detecting the plane level difference and waviness according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a slide seat of a measuring tool for detecting plane level difference and waviness according to an embodiment of the present invention; wherein,
FIG. 4a is a schematic side view of the slider structure;
fig. 4b is a schematic top view of the slider structure.
Fig. 5 is a schematic diagram of the slide and the slide rail of the measuring tool for detecting the plane level difference and the waviness according to an embodiment of the present invention.
Fig. 6 is a schematic view of a base and rack assembly of a measuring tool for detecting plane level differences and waviness according to an embodiment of the present invention; wherein,
FIG. 6a is a side view of the base assembled with the rack;
fig. 6b is a top view of fig. 6 a.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
As shown in fig. 1, fig. 1 is a schematic view of a measuring tool for detecting a plane step difference and waviness according to an embodiment of the present invention, and the measuring tool for detecting a plane step difference and waviness includes a dial indicator 1, a slide base 2, a slide rail 3, and a base 4; the sliding seat 2 is connected with the sliding rail 3 in a sliding manner; the dial indicator 1 is arranged on the sliding seat 2, and the dial indicator 1 moves along the sliding seat 2 along the sliding rail 3 to detect the plane step difference and the waviness. The slide rail 3 is located on the base 4, and the bottom surface 41 of the base 4 is parallel to the slide rail 3, that is, the bottom surface 41 is parallel to the reference surface 31 of the slide rail 3, and the reference surface 31 is the top surface of the slide rail 3. The parallel displacement of the carriage 2 on the rail 3 can be effected by turning the dial wheel 5. The sliding seat 2 is provided with a fixed clamping bolt 21 for fixing the dial indicator 1, and the fixed clamping bolt 21 is used for assembling and disassembling the dial indicator 1 and adjusting the installation height of the dial indicator 1 so as to control the magnitude of the pressure gauge during measurement. An adjusting screw 32 is arranged above the reference surface 31 of the slide rail 3, one end of the adjusting screw 32 penetrates through the top of the slide base 2, and the sliding process of the slide base 2 is smoother and more stable through the adjusting screw 32.
And a gasket 33 is added on the adjusting screw 32 and the reference surface 31 of the sliding rail 3 on the base 4, the gasket 33 can be a copper gasket, and the sliding seat 2 can slide on the sliding rail 3 stably by applying pressing force to the gasket 33 through the adjusting screw 32. On the one hand, the gasket 33 can avoid abrasion between the adjusting screw 32 and the top surface of the sliding rail 3, and on the other hand, the gasket has another important function of ensuring the parallelism between the reference surface 31 serving as the sliding rail 3 and the bottom surface 41 of the base 4, thereby reducing the manufacturing difficulty of the sliding rail 3 and the base 4.
The dial indicator 1 performs contact type translation movement on a plane, and the reading of the indicator needle changes to detect the level difference and waviness of the plane, so that continuous measurement is realized.
As shown in fig. 2, fig. 2 is a schematic side view of a measuring tool for detecting plane level difference and waviness according to an embodiment of the present invention, the measuring tool for detecting plane level difference and waviness further includes a rack 7 and a gear 6, the rack 7 is disposed on the base 4 along the extending direction of the slide rail 3, the gear 6 is disposed on the slide base 2, i.e., connected to the slide base 2, and teeth on the rack 7 are engaged with teeth on the gear 6. The poking wheel 5 is fixedly connected with the gear 6 relatively, the gear 6 is driven to rotate by rotating the poking wheel 5, and the gear 6 moves relative to the rack 7. The poking wheel 5 and the gear 6 can be connected with the sliding seat 2 through a poking wheel fixing screw 8.
As shown in fig. 3, fig. 3 is a schematic view illustrating the structure and the cooperation of the toggle wheel and the gear of the measuring tool for detecting the level difference and the waviness according to an embodiment of the present invention, wherein the toggle wheel 5 and the gear 6 are integrated to ensure good transmission between the toggle wheel 5 and the gear 6. The sliding seat 2 is provided with a connecting rod 22, and the toggle wheel 5 and the gear 6 which are of an integrated structure are fixedly connected with the connecting rod 22 on the sliding seat 2 through the toggle wheel fixing screw 8.
Fig. 4 is a schematic view of a sliding base structure of a measuring tool for detecting a plane step difference and waviness according to an embodiment of the present invention, wherein fig. 4a is a schematic view of a side structure of the sliding base structure, and fig. 4b is a schematic view of a top structure of the sliding base structure; the sliding seat 2 comprises a first component 23 and a second component 24, the first component 23 is detachably connected with the second component 24, specifically, a screw blind hole 231 is formed in the top surface of the first component 23, a screw through hole 241 is correspondingly formed in the top surface of the second component 24, and the screw blind hole 231 and the screw through hole 241 are connected through a screw 242, so that the first component 23 is detachably connected with the second component 24. Of course, the present embodiment is not limited to the detachable connection, and other detachable connection methods may be used.
In addition, fig. 4 also shows that the connecting rod 22 is located on a first component 23 of the sliding base 2, and the fixing latch 21 for fixing the dial indicator 1 (shown in fig. 1) is located on a second component 24 of the sliding base 2. One end of the adjusting screw 32 passes through the second component 24 of the sliding seat 2 to be matched with the gasket 33.
As shown in fig. 5, fig. 5 is a schematic diagram of the slide and the slide rail of the measuring tool for detecting the plane level difference and the waviness according to an embodiment of the present invention, the slide 2 includes a first component 23 and a second component 24, the slide 2 is matched with the slide rail 3 in a manner similar to "holding" the first component 23 and the second component 24, and the structural manner of the slide 2 improves maintainability and flexibility. The gasket 33 is located between the top surface of the slide rail 3 and the second component 24.
As shown in fig. 6, fig. 6 is a schematic view of a base and a rack assembly of a measuring tool for detecting a level difference and waviness according to an embodiment of the present invention, wherein fig. 6a is a schematic side view of the base and the rack assembly, and fig. 6b is a schematic top view of fig. 6 a. The rack 7 is arranged along the length direction of the base 4, the rack 7 and the base 4 can be fixed through a connecting screw 71, and as can be seen from fig. 6, a mode of fastening and connecting the rack 7 and the base 4 through side hole making and screw screwing is adopted.
As shown in fig. 7, fig. 7 is a schematic view of the measuring principle of the measuring tool for detecting the plane step difference and waviness according to the present invention, the present embodiment mainly utilizes the principle of the dial indicator 1 for measuring the planar form and position error, so that the dial indicator 1 can continuously move on the measured plane 9 of the part along with the slide base 2, and the planar form and position error value is checked through the reading change (indicator position 11, position 12) of the indicator when the indicator 1 passes through the plane step difference position 10 (as shown in the figure, the dial indicator position 11, position 12), and then the planar step difference value is obtained.
A method of implementing a measurement tool for detecting planar level differences and waviness, comprising:
the bottom surface of the base of the measuring tool for detecting the plane step difference and the waviness is placed on a plane to be detected, and the close fitting is guaranteed.
And fixing the dial indicator on a fixing clamping bolt of the sliding seat, adjusting the detection part of the dial indicator to be in contact with the plane to be detected, adjusting the height of the dial indicator to ensure enough meter pressing force, and recording the reading of the dial indicator at the moment.
The poking wheel is adjusted to rotate, the poking wheel drives the gear to rotate, and the sliding seat and the dial indicator move along the sliding rail through the matching of the gear and the rack.
The dial indicator performs contact type translation movement on the plane, and the reading of the indicator needle changes to detect the level difference and the waviness of the plane, so that continuous measurement is realized. The pointer of the dial indicator will change continuously, and the maximum step difference and the peak-valley value of the waviness of the current plane can be detected.
In summary, the utility model provides a practical measuring tool of detection plane jump and waviness degree uses the percentage table to ensure measuring precision level, realizes the continuous stable displacement of percentage table on the plane through designing motion to through the gauge needle reading change detection plane jump and waviness degree condition, have measure directly perceived, reliable, the high advantage of stability.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (9)
1. A measuring tool for detecting planar level differences and waviness, comprising:
a slide rail;
the sliding seat is connected with the sliding rail in a sliding manner;
the dial indicator is arranged on the sliding seat and moves along the sliding seat along the sliding rail to detect the plane step difference and the waviness.
2. The tool of claim 1, further comprising a base, wherein the slide rail is disposed on the base, and a bottom surface of the base is parallel to the slide rail.
3. The tool for measuring plane level difference and waviness of claim 1 or claim 2, wherein the carriage comprises a first component and a second component, and the first component and the second component are detachably connected.
4. The tool for measuring the plane jump and waviness of claim 3, further comprising a rack and a gear, wherein the rack is disposed on the base along the extension direction of the slide rail, the gear is disposed on the slide base, and teeth on the rack and teeth on the gear are engaged.
5. The tool for detecting the plane jump and the waviness of claim 4, further comprising a poking wheel, wherein the poking wheel is fixedly connected with the gear relatively, and the gear is driven to rotate by rotating the poking wheel.
6. The tool for detecting plane level differences and waviness of claim 5, wherein the dial wheel and the gear are of an integral structure, the slide is provided with a connecting rod, and the dial wheel and the gear of the integral structure are fixedly connected with the connecting rod on the slide through dial wheel fixing screws.
7. The tool of claim 6, wherein the connecting rod is located on a first component of the carriage, and the dial indicator is located on a second component of the carriage.
8. The tool of claim 1, further comprising an adjusting screw, wherein one end of the adjusting screw passes through the sliding base.
9. The tool of claim 8, further comprising a spacer between an end of the adjusting screw and the slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361235.9U CN203964850U (en) | 2014-07-02 | 2014-07-02 | The survey instrument of detection plane jump and percent ripple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361235.9U CN203964850U (en) | 2014-07-02 | 2014-07-02 | The survey instrument of detection plane jump and percent ripple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203964850U true CN203964850U (en) | 2014-11-26 |
Family
ID=51925419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361235.9U Expired - Lifetime CN203964850U (en) | 2014-07-02 | 2014-07-02 | The survey instrument of detection plane jump and percent ripple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203964850U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203009A (en) * | 2015-10-27 | 2015-12-30 | 苏州金螳螂建筑装饰股份有限公司 | Planeness measuring device |
| CN106247908A (en) * | 2016-08-30 | 2016-12-21 | 河海大学 | For rocks sample perpendicularity and the tester of end face flatness and using method |
| CN106248042A (en) * | 2016-08-05 | 2016-12-21 | 文海 | A kind of spindle-less lasso percent ripple instrument |
| CN106441040A (en) * | 2016-08-30 | 2017-02-22 | 河海大学 | Tester for testing perpendicularity and flatness of rock-like sample and usage method thereof |
| CN107883914A (en) * | 2017-10-13 | 2018-04-06 | 中国科学院上海技术物理研究所 | It is a kind of to be used to ensure central support structure scanning mirror and the method for the axle depth of parallelism |
| CN110542389A (en) * | 2018-05-29 | 2019-12-06 | 科令志因伯格有限公司 | Method for analyzing waviness of a surface |
| CN113607032A (en) * | 2021-07-21 | 2021-11-05 | 成都飞机工业（集团）有限责任公司 | Tool and method for measuring level difference of airplane contour curved surface |
| CN115096239A (en) * | 2022-06-13 | 2022-09-23 | 北京工业大学 | Method for acquiring and analyzing waviness of tooth profile of involute straight-tooth cylindrical gear |
| CN118224944A (en) * | 2024-05-22 | 2024-06-21 | 成都飞机工业（集团）有限责任公司 | Device and method for measuring waviness of aircraft honeycomb sandwich structural member |
-
2014
- 2014-07-02 CN CN201420361235.9U patent/CN203964850U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203009A (en) * | 2015-10-27 | 2015-12-30 | 苏州金螳螂建筑装饰股份有限公司 | Planeness measuring device |
| CN106248042A (en) * | 2016-08-05 | 2016-12-21 | 文海 | A kind of spindle-less lasso percent ripple instrument |
| CN106248042B (en) * | 2016-08-05 | 2018-11-20 | 大连贝林轴承仪器有限公司 | A kind of spindle-less lasso percent ripple instrument |
| CN106247908A (en) * | 2016-08-30 | 2016-12-21 | 河海大学 | For rocks sample perpendicularity and the tester of end face flatness and using method |
| CN106441040A (en) * | 2016-08-30 | 2017-02-22 | 河海大学 | Tester for testing perpendicularity and flatness of rock-like sample and usage method thereof |
| CN106247908B (en) * | 2016-08-30 | 2019-07-12 | 河海大学 | Tester and application method for rocks sample verticality and end face flatness |
| CN106441040B (en) * | 2016-08-30 | 2019-07-12 | 河海大学 | Tester and its application method for rocks verticality and flatness |
| CN107883914A (en) * | 2017-10-13 | 2018-04-06 | 中国科学院上海技术物理研究所 | It is a kind of to be used to ensure central support structure scanning mirror and the method for the axle depth of parallelism |
| CN110542389A (en) * | 2018-05-29 | 2019-12-06 | 科令志因伯格有限公司 | Method for analyzing waviness of a surface |
| CN110542389B (en) * | 2018-05-29 | 2024-03-12 | 科令志因伯格有限公司 | Method for analyzing surface waviness |
| CN113607032A (en) * | 2021-07-21 | 2021-11-05 | 成都飞机工业（集团）有限责任公司 | Tool and method for measuring level difference of airplane contour curved surface |
| CN113607032B (en) * | 2021-07-21 | 2022-06-14 | 成都飞机工业（集团）有限责任公司 | Tool and method for measuring level difference of airplane contour curved surface |
| CN115096239A (en) * | 2022-06-13 | 2022-09-23 | 北京工业大学 | Method for acquiring and analyzing waviness of tooth profile of involute straight-tooth cylindrical gear |
| CN115096239B (en) * | 2022-06-13 | 2023-08-18 | 北京工业大学 | Involute straight tooth cylindrical gear tooth profile waviness obtaining and analyzing method |
| CN118224944A (en) * | 2024-05-22 | 2024-06-21 | 成都飞机工业（集团）有限责任公司 | Device and method for measuring waviness of aircraft honeycomb sandwich structural member |
| CN118224944B (en) * | 2024-05-22 | 2024-09-10 | 成都飞机工业（集团）有限责任公司 | Device and method for measuring waviness of aircraft honeycomb sandwich structural member |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203964850U (en) | The survey instrument of detection plane jump and percent ripple | |
| CN105547219B (en) | The measuring system and measurement method of linear displacement transducer and angle displacement sensor | |
| CN203364737U (en) | An apparatus for measuring the circularity of the inner/outer surface of a large/medium-sized bearing ring | |
| CN102889841B (en) | Gear M-value rapid diameter measuring jaw linkage mechanism | |
| WO2017015546A1 (en) | Thread inspection systems and methods | |
| CN102322812A (en) | Small-Abbe-error three-dimensional measurement system | |
| CN102003931A (en) | Comprehensive detection method and device of tool tapered handle (7:24) | |
| CN202216672U (en) | Three-dimensional measurement system for small abbe errors | |
| CN203672284U (en) | Special gauge for measuring length bar distance of annular gear | |
| CN111174661B (en) | Hole center distance measuring device for vertically intersected holes | |
| CN211147554U (en) | Gauge for measuring symmetry and height of combined teeth | |
| CN108007323B (en) | Rudder shaft groove symmetry detection device and method for rudder shaft parts | |
| CN103575436B (en) | Multi-range macro and micro force sensor | |
| CN203629517U (en) | Turbonator positioning rib chord distance measurement tool | |
| CN109458915A (en) | A kind of detecting tool and detection method of profile of plate cam | |
| CN112025253B (en) | Pull rod assembly and detection integrated device | |
| CN204255242U (en) | A kind of tool for measuring thickness for groove-shaped product | |
| CN109990677B (en) | Callipers body clamping and dragging device for automatic verification of vernier callipers | |
| CN208952847U (en) | A kind of N font thin-walled parts wall thickness measuring ruler | |
| CN221649371U (en) | Guide rail dimension measuring caliper gauge | |
| CN202204436U (en) | Inner ring groove multipurpose measuring apparatus | |
| CN202083296U (en) | Micrometer for measuring external diameter of breakable member | |
| CN202420335U (en) | Single rod type internal micrometer | |
| CN206556529U (en) | A kind of intelligent amesdial of magnetic railings ruler | |
| CN204963702U (en) | Digital display flight depth rule |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141126 |