CN204329848U - A kind of bore measuring instrument - Google Patents
A kind of bore measuring instrument Download PDFInfo
- Publication number
- CN204329848U CN204329848U CN201520017591.3U CN201520017591U CN204329848U CN 204329848 U CN204329848 U CN 204329848U CN 201520017591 U CN201520017591 U CN 201520017591U CN 204329848 U CN204329848 U CN 204329848U
- Authority
- CN
- China
- Prior art keywords
- slippage
- bar
- adjuster bar
- pedestal
- drive link
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a kind of bore measuring instrument, aim to provide a kind of special measurement aperture less, the bore measuring instrument that groove depth is more shallow, its drip irrigation device comprises measurement pedestal, measure in pedestal and be provided with drive link and clock gauge, measure on pedestal and be also provided with measuring mechanism, measuring mechanism comprises adjuster bar and slippage bar, slippage bar and drive link are connected, measure pedestal and be provided with the chute supplying adjuster bar slippage, adopt such scheme, the slippage bar of measuring mechanism and adjuster bar insert in aperture, the sidewall abutting aperture is respectively measured, reduce the deviation between each measurement point when measuring, improve and measure precisely, in addition, in aperture excessive or too small time, the concentrically ringed measurement stroke that slippage bar and adjuster bar are formed is large not, can be regulated along chute slippage by adjuster bar, form the circle of different size, realize the measurement of measuring different pore size size.
Description
Technical field
The utility model relates to surveying instrument technical field, and more particularly, it relates to a kind of bore measuring instrument.
Background technology
Utilize or three-point fix at 2, directly measure the method in aperture, also be the most frequently used bore diameter measuring method, according to accuracy class size and the population size in tested aperture, the general dimensional measuring instrument in energy gaging hole footpath can be adopted, such as vernier caliper, tool microscope, omnipotent comparator, horizontal length measuring machine, horizontal optical meter and air-gauge etc.; Also special inside diameter measurement instrument can be adopted, such as micrometer inside caliper, inside dial indicator and clock gauge, internal diameter dial gauge, electronic plug gauge and utilize the aperture amount instrument etc. of the principles such as Pneumatic optical electricity.
The classic method measuring internal diameter is that inside diameter caliper or micrometer inside caliper are measured, but run into groove depth when belonging to the measured component of the shallow degree of depth, and groove footpath is not of uniform size, (the groove footpath of general finding is between 1mm to 15mm, belonging to shallow degree of depth groove depth is between 1mm to 5mm) fortunately do not arrange measuring mechanism in groove, the traditional measurement method of foregoing description just cannot be measured, if when adopting unsuitable measurer to detect, not only be inconvenient to measure, and affect follow-up machining precision, cause product quality to decline.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide the bore measuring instrument that a kind of special measurement aperture is less, groove depth is more shallow.
For achieving the above object, the utility model provides following technical scheme:
A kind of bore measuring instrument, comprise measurement pedestal, drive link and clock gauge is provided with in described measurement pedestal, described drive link is slidably connected with measurement pedestal, linkage clock gauge rotates, described measurement pedestal is also provided with measuring mechanism, described measuring mechanism comprises adjuster bar and slippage bar, described slippage bar and adjuster bar are all conflicted with measured hole inwall, described slippage bar and drive link are connected, described measurement pedestal is provided with the slippage slot for adjuster bar slippage, described slippage slot is disposed radially, the position-limit mechanism limiting adjuster bar slippage is provided with between described adjuster bar and slippage slot.
By adopting technique scheme, the slippage bar of measuring mechanism and adjuster bar insert in aperture respectively, abut the sidewall in aperture respectively, time the degree of depth is more shallow, the convenient side that abuts is measured, reduce the deviation between each measurement point when measuring, improve and measure precisely, in addition, in aperture excessive or too small time, the concentrically ringed measurement stroke that slippage bar and adjuster bar are formed is large not, measurement can not be inserted in, can by adjuster bar along chute slippage, adjuster bar can be gathered and disperse along chute slippage, the circle of different size is formed between adjuster bar and slippage bar, the measurement of measuring different pore size size can be realized.
The utility model is set to further: described position-limit mechanism comprises the locating part be arranged on adjuster bar and the spacing hole be arranged on slippage slot inwall, and described locating part and spacing hole form spacing cooperation.
By adopting technique scheme, when adjuster bar is in slippage slot during slippage, the cooperation of locating part and spacing hole makes adjuster bar be fixed, and does not produce displacement, and when ensureing to measure, adjuster bar can not produce movement, prevents measurement from having error.
The utility model is set to further: described slippage slot is that inverted T shape is arranged, and described adjuster bar is provided with the ring groove suitable with inverted T shape.
By adopting technique scheme, ensure that adjuster bar does not come off in slippage slot inside.
The utility model is set to further: described measurement pedestal arranges gangbar, and described measurement pedestal offers the groove for gangbar movement, and described drive link comprises gauge head, and described gangbar one end is connected to gauge head, and the other end is fixedly connected with slippage bar.
By adopting technique scheme, drive link and slippage bar link into an integrated entity movement by gangbar, and while drive link motion, abut gauge head, enable clock gauge read data, this linked manner structure is simple, avoids parts too much to produce the more situation of error.
The utility model is set to further: described measurement pedestal also offers the chute for the slippage of slippage bar, and described drive link interlock slippage bar is at chute interior slip.
By adopting technique scheme, arranging of chute is ensure that slippage bar can link together with drive link on the one hand, is ensure that slippage bar can, when slippage, be embedded in chute on the other hand, ensures not come off.
Accompanying drawing explanation
Fig. 1 is the structural drawing one of a kind of bore measuring instrument of the utility model;
Fig. 2 is a kind of structural drawing two of bore measuring instrument;
Fig. 3 is a kind of structural drawing three of bore measuring instrument;
Fig. 4 is a kind of upward view of bore measuring instrument;
Fig. 5 be a kind of adjuster bar of bore measuring instrument be fixedly connected with schematic diagram.
In figure: 1, measure pedestal; 2, clock gauge; 3, drive link; 4, slippage bar; 5, adjuster bar; 6, slippage slot; 7, chute; 8, ring groove; 9, spacing hole; 10, locating part; 11, drive link; 12, groove; 13, gauge head; 14, measuring mechanism.
Embodiment
Referring to figs. 1 through Fig. 5, a kind of bore measuring instrument embodiment of the utility model is described further.
A kind of bore measuring instrument, comprise and measure pedestal 1, measure pedestal 1 to arrange in rectangular parallelepiped, measure two opposites that pedestal 1 comprises length direction, with a side of connection two opposites, the wherein one side of the opposite of measurement pedestal 1 is provided with drive link 11 and clock gauge 2, and drive link 11 is slidably connected with measurement pedestal 1, and linkage clock gauge 2 rotates.
Measure on pedestal 1 and be also provided with measuring mechanism 14, measuring mechanism 14 be positioned at measure pedestal 1 clock gauge 2 side dorsad face on, measuring mechanism 14 comprises a slippage bar 4 and two adjuster bars 5, slippage bar 4 and adjuster bar 5 are all conflicted with measured hole inwall, slippage bar 4 and drive link 11 are connected, being provided with position-limit mechanism between adjuster bar 5 with slippage slot 6 makes its slippage be connected, and is provided with the position-limit mechanism limiting adjuster bar 5 slippage between adjuster bar 5 and slippage slot 6.
Position-limit mechanism comprises the locating part 10 be arranged on adjuster bar 5 and the spacing hole 9 be arranged on slippage slot 6 inwall, spacing hole 9 is uniformly distributed along the sidewall of slippage slot 6, be divided into different gears, when needing fixing, locating part 10 is embedded in spacing hole 9 and is fixed by adjuster bar 5.
Locating part 10 can be that elasticity jumps pearl.
Slippage slot 6 is arranged in inverted T shape, and adjuster bar 5 is provided with the ring groove 8 suitable with inverted T shape.
Measure pedestal 1 and offer two slippage slots, 6, two slippage slots 6 for the slippage of two adjuster bars 5, two slippage slots 6 are all disposed radially, and adjuster bar 5 is along the slippage of slippage slot 6 setting direction, and adjuster bar 5 is fixedly connected with slippage slot 6.
Measure pedestal 1 and gangbar is set, measure pedestal 1 and offer the groove 12 supplying gangbar movement, gangbar is L-type, and one end extends into measurement pedestal 1 inside and is fixedly connected with slippage bar 4, drive link 11 comprises gauge head 13, and the other end of gangbar L-type is connected to gauge head 13.
Adopt technique scheme, the basis of traditional scheme increases and has measuring mechanism 14, a slippage bar 4 and two adjuster bars of measuring mechanism 14 form a concentric circles, be set in inside the hole diameter that will measure, two adjuster bars are first abutted on the sidewall of hole diameter, then outside gangbar is dragged, interlock slippage bar 4 abuts on the sidewall of hole diameter, when gangbar moves time, gangbar one end abuts the gauge head 13 of drive link 11, is then passed on clock gauge 2 by drive link 11 and reads measurement data.
When need measure aperture excessive or too small time, the concentrically ringed measurement stroke that slippage bar 4 and adjuster bar 5 are formed is large not, measurement can not be inserted in, at this time can by adjuster bar 5 along chute 7 slippage, adjuster bar 5 can be gathered and disperse along chute 7 slippage, adjust at each gear, between adjuster bar 5 and slippage bar 4, form the circle of different size, the measurement of measuring different pore size size can be realized.
This programme can have another measuring method, can the standard in testing product aperture fast, the first step, choose the product having standard in advance, measurement stroke is adjusted in the measurement stroke suitable with standardized product by adjustment adjuster bar 5, measured the pore size of standard in advance by said method, the circle that now slippage bar 4 and adjuster bar are formed is standard aperture.
Second step, makes zero clock gauge 2.
3rd, be inserted in the hole of the measurement of needs, the concentric circles formed when slippage bar 4 and adjuster bar can not be inserted in, illustrate and need the aperture measured to be less than standard aperture, the concentric circles formed when slippage bar 4 and adjuster bar can be inserted in, and illustrates and needs the aperture measured to be greater than standard aperture, now drag outside gangbar, gangbar one end abuts gauge head 13, then on clock gauge 2, reads phase difference data, then qualified in margin tolerance.
In order to ensure that slippage bar 4 when slippage, can be embedded in chute 7 and do not come off, measure pedestal 1 and also offer chute 7 for the slippage of slippage bar 4, chute 7 is consistent with drive link 11 direction of motion, and drive link 11 links slippage bar 4 at chute 7 interior slip.
Below be only preferred implementation of the present utility model +++, protection domain of the present utility model be not only confined to above-described embodiment, all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a bore measuring instrument, comprise measurement pedestal, drive link and clock gauge is provided with in described measurement pedestal, described drive link is slidably connected with measurement pedestal, linkage clock gauge rotates, it is characterized in that: described measurement pedestal is also provided with measuring mechanism, described measuring mechanism comprises adjuster bar and slippage bar, described slippage bar and adjuster bar are all conflicted with measured hole inwall, described slippage bar and drive link are connected, described measurement pedestal is provided with the slippage slot for adjuster bar slippage, described slippage slot is disposed radially, the position-limit mechanism limiting adjuster bar slippage is provided with between described adjuster bar and slippage slot.
2. bore measuring instrument according to claim 1, is characterized in that: described position-limit mechanism comprises the locating part be arranged on adjuster bar and the spacing hole be arranged on slippage slot inwall, and described locating part and spacing hole form spacing cooperation.
3. bore measuring instrument according to claim 2, is characterized in that: described slippage slot is that inverted T shape is arranged, and described adjuster bar is provided with the ring groove suitable with inverted T shape.
4. bore measuring instrument according to claim 3, it is characterized in that: described measurement pedestal arranges gangbar, described measurement pedestal offers the groove for gangbar movement, and described drive link comprises gauge head, described gangbar one end is connected to gauge head, and the other end is fixedly connected with slippage bar.
5. bore measuring instrument according to claim 1, is characterized in that: described measurement pedestal also offers the chute for the slippage of slippage bar, and described drive link interlock slippage bar is at chute interior slip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520017591.3U CN204329848U (en) | 2015-01-10 | 2015-01-10 | A kind of bore measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520017591.3U CN204329848U (en) | 2015-01-10 | 2015-01-10 | A kind of bore measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204329848U true CN204329848U (en) | 2015-05-13 |
Family
ID=53166199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520017591.3U Expired - Fee Related CN204329848U (en) | 2015-01-10 | 2015-01-10 | A kind of bore measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204329848U (en) |
-
2015
- 2015-01-10 CN CN201520017591.3U patent/CN204329848U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205209421U (en) | Measure specialized tool of hole axiality | |
| CN203824494U (en) | Measuring device for countersink depth | |
| CN2914030Y (en) | Precision measurement instrument | |
| CN202119361U (en) | Measuring device used for measuring large diameter of internal thread | |
| CN104422361A (en) | Device for measuring distance from annular groove to end face of shaft shoulder on shaft | |
| CN203586981U (en) | Component dimension precision measuring device | |
| CN203672284U (en) | Special gauge for measuring length bar distance of annular gear | |
| CN202361932U (en) | Crossed-hole distance testing fixture | |
| CN204329848U (en) | A kind of bore measuring instrument | |
| CN104677236A (en) | Multifunctional clamp plate | |
| CN204373533U (en) | A kind of vernier caliper surveying the core diameter of thread | |
| CN103424059B (en) | Hole key-groove symmetry tester | |
| CN204329849U (en) | Bore measuring instrument | |
| CN206223058U (en) | Measurer for measuring axis hole to lateral distance | |
| CN204255270U (en) | Oil drill rocker bearing gauge | |
| CN204346335U (en) | A kind of crankshaft external diameter pick-up unit | |
| CN103557769B (en) | A kind of tip diameter measurement meter | |
| CN203236155U (en) | Plane square with scales | |
| CN202494399U (en) | Novel multifunctional gauge rod | |
| CN207515668U (en) | A kind of axial workpiece length-measuring appliance | |
| CN203236156U (en) | Positioning square with scales | |
| CN102853751A (en) | Method for measuring coaxiality of machining centers | |
| CN202814300U (en) | Inter-hole center distance measuring instrument | |
| CN204329850U (en) | A kind of bearing counterbore measuring instrument | |
| CN206683539U (en) | A kind of length-measuring appliance |
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 |
Granted publication date: 20150513 Termination date: 20190110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |