CN103438775A - Inner cavity measuring device and inner cavity measuring method - Google Patents
Inner cavity measuring device and inner cavity measuring method Download PDFInfo
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- CN103438775A CN103438775A CN201310405805XA CN201310405805A CN103438775A CN 103438775 A CN103438775 A CN 103438775A CN 201310405805X A CN201310405805X A CN 201310405805XA CN 201310405805 A CN201310405805 A CN 201310405805A CN 103438775 A CN103438775 A CN 103438775A
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- inner chamber
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- measurement mechanism
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000005259 measurement Methods 0.000 claims description 43
- 230000007246 mechanism Effects 0.000 claims description 30
- 230000008569 process Effects 0.000 abstract description 10
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- 238000004804 winding Methods 0.000 abstract 1
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- 230000008859 change Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention discloses an inner cavity measuring device and an inner cavity measuring method. The inner cavity measuring device comprises a housing, a measuring rod, a main shaft and a rotating wheel, wherein one side of the housing is provided with a through hole, the measuring rod is connected with the through hole in a sliding manner, the main shaft is rotationally connected with the housing, the main shaft is provided with a first gear, the first gear is disposed inside the housing, the end portion, which is disposed inside the housing, of measuring rod is provided with a tooth bar structure, the gear is engaged with the tooth bar structure, the rotating shaft of the rotating wheel is rotationally connected to the housing, the rotating shaft is connected with the main shaft in a transmission manner, the rotating wheel is provided with a first scale loop, and a second scale loop is arranged on the housing by winding the rotating wheel. In an inner cavity measuring process, the rotating wheel is rotated so that the measuring rod is elongated outwards until the measuring rod of the inner cavity measuring device abuts against the inner wall of an inner cavity; and the data displayed by the first scale loop and the second scale loop is read so that the dimension of the inner cavity can be accurately measured, the inner cavity measuring process is effectively simplified, and the measuring accuracy is improved.
Description
Technical field
The present invention relates to measuring equipment, relate in particular to a kind of inner chamber measurement mechanism and inner chamber measuring method.
Background technology
In the various industries that assembling arranged, produce the various products of assembling, important component part is all to be assemblied in enclosure interior, measure inner body size and fitted position.Because existing survey instrument can't specifically be measured inner size and the rear size of assembling, prior art measures the inner body size and fitted position usually adopts the design frock or adopts the survey instruments such as compasses-type or slide calliper rule, launch at the housing inner chamber, snap into behind edge to take out and use again kind of calliper.Adopt said method, slightly touch in moving process and can cause the size change to make to measure inaccurate, and a large amount of frocks is brought a lot of difficulties to assembling.Therefore, in prior art, the measuring process of inner chamber is loaded down with trivial details and measurement accuracy is lower.
Summary of the invention
Technical matters to be solved by this invention is: a kind of inner chamber measurement mechanism and inner chamber measuring method are provided, solve the defect that measuring process is loaded down with trivial details and measurement accuracy is lower of inner chamber in prior art, realize conveniently inner chamber being carried out to the measurement of size by the inner chamber measurement mechanism, and effectively improve measurement accuracy.
Technical scheme provided by the invention is, a kind of inner chamber measurement mechanism, comprise housing, sounding rod, main shaft and runner, one side of described housing is provided with through hole, described sounding rod is slidably connected in described through hole, described main shaft is rotating to be connected on described housing, be provided with the first gear on described main shaft, described the first gear is positioned at described housing, the end that described sounding rod is positioned at described housing is provided with rack structure, described gear and the engagement of described rack structure, the rotating shaft of described runner is rotating to be connected on described housing, described rotating shaft is connected with described spindle drive, be provided with the first graduated ring on described runner, be provided with the second graduated ring around described runner on described housing.
Further, the both sides of described housing are provided with described through hole, in each described through hole, slidably connect described sounding rod, and two described sounding rods be arranged in parallel, and described the first gear is between the rack structure of two described sounding rods.
Further, also be provided with the second gear on described main shaft, described rotating shaft is provided with the 3rd gear, and described the second gear is connected by the annular tooth band with described the 3rd gear.
Further, also be provided with the first sprocket wheel on described main shaft, described rotating shaft is provided with the second sprocket wheel, and described the first sprocket wheel is connected by chain with the second sprocket wheel.
Further, also be provided with telescopic extension rod in described sounding rod, on described extension rod, be provided with scale.
Further, the sidewall thread of described sounding rod is connected with for locating the dog screw of described extension rod.
Further, described housing comprises fore shell and the back cover linked together, and described through hole and described the second graduated ring are arranged on described fore shell.
The present invention also provides a kind of inner chamber measuring method, it is characterized in that, adopt above-mentioned inner chamber measurement mechanism, concrete measuring method is: the inner chamber measurement mechanism is put in the inner chamber of band measurement, drive by rotating wheel that sounding rod is protruding until the inwall of touching inner chamber records the data of the first graduated ring and the second graduated ring record.
Compared with prior art, advantage of the present invention and good effect are: inner chamber measurement mechanism provided by the invention and inner chamber measuring method, by the graduated runner of tool, drive sounding rod flexible, in measuring the inner chamber process, sounding rod is first in contraction state, after the inner chamber measurement mechanism is put into to inner chamber, by rotating wheel, sounding rod is outwards extended until the sounding rod of inner chamber measurement mechanism is resisted against on the inwall of inner chamber, just can measure accurately the size of inner chamber by the data that read the first graduated ring and the demonstration of the second graduated ring, effectively simplified the process that inner chamber is measured, improved measurement accuracy.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation that Fig. 1 is inner chamber measurement mechanism embodiment of the present invention;
Fig. 2 be in Fig. 1 A-A to cut-open view;
The structural representation that Fig. 3 is sounding rod in inner chamber measurement mechanism embodiment of the present invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
As shown in Figure 1-Figure 3, the present embodiment inner chamber measurement mechanism, comprise housing 1, sounding rod 3, main shaft 4 and runner 2, one side of described housing 1 is provided with through hole (not shown), described sounding rod 3 is slidably connected in described through hole, described main shaft 4 is rotating to be connected on described housing 1, be provided with the first gear 41 on described main shaft 4, described the first gear 41 is positioned at described housing 1, the end that described sounding rod 3 is positioned at described housing 1 is provided with rack structure 31, described gear 41 and described rack structure 31 engagements, the rotating shaft 21 of described runner 2 is rotating to be connected on described housing 1, described rotating shaft 21 is in transmission connection with described main shaft 4, be provided with the first graduated ring 20 on described runner 2, be provided with the second graduated ring 10 around described runner on described housing 1.
Particularly, runner 2 in the present embodiment inner chamber measurement mechanism can drive sounding rod 3 flexible, when inner chamber is measured, the present embodiment inner chamber measurement mechanism integral body is put in inner chamber and by housing 1 and is leaned against on interior cavity wall, operating personnel are by rotating wheel 2, sounding rod 3 will be protruding until the inwall of touching inner chamber now just can be learnt the size of inner chamber by the first graduated ring 20 and the shown data of the second graduated ring 10 gradually.Measure inner chamber by the present embodiment inner chamber measurement mechanism and can effectively simplify measuring process, and can after the inwall of sounding rod 3 touching inner chambers, directly learn the size of inner chamber, not there will be because of mobile and cause size to change, effectively raise measurement accuracy and can effectively improve the precision of measurement.Preferably, the both sides of housing 1 are provided with described through hole, slidably connect 3, two described sounding rods 3 of described sounding rod in each described through hole and be arranged in parallel, and described the first gear 41 is between the rack structure 31 of two described sounding rods 3.Concrete, by two sounding rods 3 are set, when measuring, two sounding rods 3 move in opposite direction, can effectively increase measurement range, in addition, support to measure by two sounding rods 3 and can effectively improve measuring accuracy.Wherein, for convenient for assembly, described housing 1 comprises fore shell 11 and the back cover 12 linked together, and described through hole and described the second graduated ring 10 are arranged on described fore shell 11.
Further, also be provided with the second gear 42 on described main shaft 4, described rotating shaft 21 is provided with the 3rd gear 22, and described the second gear 42 is connected by annular tooth band (not shown) with described the 3rd gear 22.Perhaps, also be provided with the first sprocket wheel (not shown) on described main shaft 4, described rotating shaft 21 is provided with the second sprocket wheel (not shown), and described the first sprocket wheel is connected by chain with the second sprocket wheel.
Further, also be provided with telescopic extension rod 32 in described sounding rod 3, on described extension rod 32, be provided with scale 321.Concrete, for more effective increase measurement range, with the inner chamber that meets different size, measured, in sounding rod 3, have can be flexible extension rod 32, what extension rod 32 slided is connected in sounding rod 3.When measuring undersized inner chamber, extension rod 32 shrinks, and, when measuring large-sized inner chamber, extension rod 32 stretches out.Preferably, for extension rod 32 is positioned, the sidewall thread of sounding rod 3 is connected with the dog screw 33 for locating described extension rod 32, when extension rod 32 slides into setting position, by screwed in place screw 33, make dog screw 33 withstand extension rod 32, realize that extension rod 32 location, position are fixing.
The present invention also provides a kind of inner chamber measuring method, adopt above-mentioned inner chamber measurement mechanism, concrete measuring method is: the inner chamber measurement mechanism is put in the inner chamber of band measurement, drive by rotating wheel that sounding rod is protruding until the inwall of touching inner chamber records the data of the first graduated ring and the second graduated ring record.
Compared with prior art, advantage of the present invention and good effect are: inner chamber measurement mechanism provided by the invention and inner chamber measuring method, by the graduated runner of tool, drive sounding rod flexible, in measuring the inner chamber process, sounding rod is first in contraction state, after the inner chamber measurement mechanism is put into to inner chamber, by rotating wheel, sounding rod is outwards extended until the sounding rod of inner chamber measurement mechanism is resisted against on the inwall of inner chamber, just can measure accurately the size of inner chamber by the data that read the first graduated ring and the demonstration of the second graduated ring, effectively simplified the process that inner chamber is measured, improved measurement accuracy.
Finally it should be noted that: above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: its technical scheme that still can put down in writing aforementioned each embodiment is modified, or part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. an inner chamber measurement mechanism, it is characterized in that, comprise housing, sounding rod, main shaft and runner, one side of described housing is provided with through hole, described sounding rod is slidably connected in described through hole, described main shaft is rotating to be connected on described housing, be provided with the first gear on described main shaft, described the first gear is positioned at described housing, the end that described sounding rod is positioned at described housing is provided with rack structure, described gear and the engagement of described rack structure, the rotating shaft of described runner is rotating to be connected on described housing, described rotating shaft is connected with described spindle drive, be provided with the first graduated ring on described runner, be provided with the second graduated ring around described runner on described housing.
2. inner chamber measurement mechanism according to claim 1, it is characterized in that, the both sides of described housing are provided with described through hole, slidably connect described sounding rod in each described through hole, two described sounding rods be arranged in parallel, and described the first gear is between the rack structure of two described sounding rods.
3. inner chamber measurement mechanism according to claim 1, is characterized in that, also is provided with the second gear on described main shaft, and described rotating shaft is provided with the 3rd gear, and described the second gear is connected by the annular tooth band with described the 3rd gear.
4. inner chamber measurement mechanism according to claim 1, is characterized in that, also is provided with the first sprocket wheel on described main shaft, and described rotating shaft is provided with the second sprocket wheel, and described the first sprocket wheel is connected by chain with the second sprocket wheel.
5. inner chamber measurement mechanism according to claim 1, is characterized in that, also is provided with telescopic extension rod in described sounding rod, on described extension rod, is provided with scale.
6. inner chamber measurement mechanism according to claim 5, is characterized in that, the sidewall thread of described sounding rod is connected with for locating the dog screw of described extension rod.
7. according to the arbitrary described inner chamber measurement mechanism of claim 1-6, it is characterized in that, described housing comprises fore shell and the back cover linked together, and described through hole and described the second graduated ring are arranged on described fore shell.
8. an inner chamber measuring method, it is characterized in that, adopt described inner chamber measurement mechanism as arbitrary as claim 1-7, concrete measuring method is: the inner chamber measurement mechanism is put in the inner chamber of band measurement, drive by rotating wheel that sounding rod is protruding until the inwall of touching inner chamber records the data of the first graduated ring and the second graduated ring record.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310405805XA CN103438775A (en) | 2013-09-09 | 2013-09-09 | Inner cavity measuring device and inner cavity measuring method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310405805XA CN103438775A (en) | 2013-09-09 | 2013-09-09 | Inner cavity measuring device and inner cavity measuring method |
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| CN103438775A true CN103438775A (en) | 2013-12-11 |
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| CN201310405805XA Pending CN103438775A (en) | 2013-09-09 | 2013-09-09 | Inner cavity measuring device and inner cavity measuring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806804A (en) * | 2017-11-23 | 2018-03-16 | 五邑大学 | A kind of portable building deck-siding measurement apparatus |
| CN115265875A (en) * | 2022-07-20 | 2022-11-01 | 徐州徐工挖掘机械有限公司 | Supporting chain wheel starting torque measuring device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2628506A1 (en) * | 1976-06-25 | 1978-01-05 | Mitutoyo Mfg Co Ltd | Length measuring appts. with indicator - with support bearing slider and rack and pinion |
| CN2548114Y (en) * | 2002-06-28 | 2003-04-30 | 宝山钢铁股份有限公司 | Inside-diameter measuring tool |
| CN201285263Y (en) * | 2008-11-14 | 2009-08-05 | 齐齐哈尔二机床(集团)有限责任公司 | Internal groove caliper gauge |
| CN101706242A (en) * | 2009-11-05 | 2010-05-12 | 陕西宝成航空仪表有限责任公司 | Duplex measuring scale of internal ring groove |
| CN102829698A (en) * | 2012-09-13 | 2012-12-19 | 浙江永成机械有限公司 | Detection tool for inner diameter of thread |
| CN203177777U (en) * | 2012-12-31 | 2013-09-04 | 朱琳 | Cylinder radius measuring instrument |
-
2013
- 2013-09-09 CN CN201310405805XA patent/CN103438775A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2628506A1 (en) * | 1976-06-25 | 1978-01-05 | Mitutoyo Mfg Co Ltd | Length measuring appts. with indicator - with support bearing slider and rack and pinion |
| CN2548114Y (en) * | 2002-06-28 | 2003-04-30 | 宝山钢铁股份有限公司 | Inside-diameter measuring tool |
| CN201285263Y (en) * | 2008-11-14 | 2009-08-05 | 齐齐哈尔二机床(集团)有限责任公司 | Internal groove caliper gauge |
| CN101706242A (en) * | 2009-11-05 | 2010-05-12 | 陕西宝成航空仪表有限责任公司 | Duplex measuring scale of internal ring groove |
| CN102829698A (en) * | 2012-09-13 | 2012-12-19 | 浙江永成机械有限公司 | Detection tool for inner diameter of thread |
| CN203177777U (en) * | 2012-12-31 | 2013-09-04 | 朱琳 | Cylinder radius measuring instrument |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806804A (en) * | 2017-11-23 | 2018-03-16 | 五邑大学 | A kind of portable building deck-siding measurement apparatus |
| CN115265875A (en) * | 2022-07-20 | 2022-11-01 | 徐州徐工挖掘机械有限公司 | Supporting chain wheel starting torque measuring device |
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Application publication date: 20131211 |
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