CN201748886U - Portable length detector - Google Patents
Portable length detector Download PDFInfo
- Publication number
- CN201748886U CN201748886U CN2010202280983U CN201020228098U CN201748886U CN 201748886 U CN201748886 U CN 201748886U CN 2010202280983 U CN2010202280983 U CN 2010202280983U CN 201020228098 U CN201020228098 U CN 201020228098U CN 201748886 U CN201748886 U CN 201748886U
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- CN
- China
- Prior art keywords
- engagement shaft
- shaft
- diameter
- hole slot
- base
- 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
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- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a portable length detector. The detector comprises a base, a measuring table and a fixed table, wherein, both the measuring table and the fixed table are fixedly connected with the base; the measuring table comprises a bracket and a dial indicator; the lower end of the bracket is fixedly connected with the base, and the upper end is fixedly connected with the dial indicator; an adjusting rod passes through the central part of the bracket; a hole groove is formed at the top end of the fixed table; the left end of the hole groove is fixedly connected with a contact shaft through a connecting shaft, and the other end of the contact shaft is connected with a measuring rod; the other end of the measuring rod is connected with the adjusting rod; an adjusting nut is arranged at the other end of the adjusting rod; both the contact shaft and the hole groove adopt hollow cylinder-shaped structures; and a monitoring hole is formed in the outer surface of one end of the contact shaft in the position close to the connecting shaft. The detector has the advantages of simple structure, low production cost, simple operation, labor conservation, and convenient popularization and use.
Description
Technical field
The utility model relates to a kind of length detection instrument, relates in particular to a kind of portable length detection instrument, specifically is applicable to the measurement of long gear shaft on the gear.
Background technology
At present; to the measuring method than the spool gear axle on the gear generally is to rely on the operator to carry out the substep analytical measurement; promptly use the location diameter of axle, the usefulness vernier caliper measurement integrated positioning length at outside micrometer prototype gear axle two ends; detect a gear shaft like this and probably need five minutes; be difficult to adapt to the needs of scale, streamline assembling, efficient is lower.
The Chinese patent Granted publication number is CN2729679Y, Granted publication day is the pick-up unit that the utility model patent on September 28th, 2005 discloses a kind of detection of gear axle diameter of axle and length, and it mainly is made up of base, stationary positioned seat, activity orientation seat, elastic pressuring clamping device and electron beam.Though the efficiency of measurement of this utility model is higher, precision more greatly improves, but reach 0.005mm, but the complex structure of this kind pick-up unit, production cost are too high, are difficult to popularize and use.
The utility model content
The purpose of this utility model be overcome the complex structure, the production cost that exist in the prior art too high, be difficult to defective and problem that popularize to use, provide a kind of simple in structure, production cost is lower, be convenient to popularize the portable length detection instrument that uses.
For realizing above purpose, technical solution of the present utility model is: a kind of portable length detection instrument, comprise base, test desk and fixed station, described test desk is all fixedlyed connected with base with fixed station, described test desk comprises support and dial gauge, fixedlying connected with base in the lower end of support, fixedlys connected with dial gauge in the upper end, and the middle part of the upper end of support is run through and is provided with adjusting lever; The top of described fixed station is provided with hole slot, and the left end of hole slot is fixedlyed connected with engagement shaft by coupling shaft, and the other end of engagement shaft is connected with sounding rod, and the other end of sounding rod is connected with adjusting lever, and the other end of adjusting lever is provided with the adjustment nut.
The outside surface of an end of nearly coupling shaft is provided with and monitors mouth on the described engagement shaft.
Described engagement shaft and hole slot are the hollow tube-shape structure.
The diameter of described adjusting lever is greater than the diameter of sounding rod, and less than the diameter of engagement shaft.
The described length of mouth that monitors accounts for the 2/3-3/4 of the length of engagement shaft.
The diameter of described engagement shaft is less than the diameter of hole slot, and the inside of hole slot is provided with rifling.
Compared with prior art, the beneficial effects of the utility model are:
1. because a kind of portable length detection instrument of the utility model comprises base, test desk and fixed station, the top of fixed station is provided with hole slot, the left end of hole slot is fixedlyed connected with engagement shaft by coupling shaft, the other end of engagement shaft is connected with sounding rod, during use, earlier master gear is passed hole slot, gear shaft with master gear contacts with sounding rod again, position contacting is positioned at engagement shaft, write down the numeral that shows on the dial gauge then, replacing master gear with gear to be measured then contacts with sounding rod, write down this display digit, and contrast to determine the gear shaft length of gear to be measured with aforementioned numeral, whole survey instrument is mainly by base, test desk and fixed station constitute, simple in structure, production cost is not high.Therefore the utility model is simple in structure, production cost is lower.In addition, the utility model also have operation simple and easy, save manually, be convenient to popularize the advantage of using.
Description of drawings
Fig. 1 is a front view of the present utility model.
Among the figure: base 1, test desk 2, fixed station 3, support 4, dial gauge 5, adjusting lever 6, hole slot 7, coupling shaft 8, engagement shaft 9, sounding rod 10 is adjusted nut 11, monitors mouth 12.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is described in further detail
Referring to Fig. 1, a kind of portable length detection instrument mainly comprises base 1, test desk 2 and fixed station 3, and test desk 2 is all fixedlyed connected with base 1 with the lower end of fixed station 3.Test desk 2 mainly comprises support 4 and dial gauge 5, dial gauge 5 is a disc structure, the upper end of support 4 also is a disc structure, its diameter is generally less than the diameter of dial gauge 5, fixedly connected with base 1 in the lower end of support 4, fixedly connected with dial gauge 5 in the upper end of support 4, and the middle part of the upper end of support 4 is run through and is provided with adjusting lever 6, the part that the left end of adjusting lever 6 stretches out support 4 is provided with adjustment nut 11, the part that right-hand member stretches out support 4 is connected with sounding rod 10, the other end of sounding rod 10 is connected with engagement shaft 9, and the other end of engagement shaft 9 is connected with the hole slot 7 that is arranged on fixed station 3 tops by coupling shaft 8.
Preferred engagement shaft 9 is the hollow tube-shape structure with hole slot 7.
Preferably the outside surface of an end of nearly coupling shaft 8 is provided with and monitors mouth 12 on the engagement shaft 9, and monitors that the length of mouth 12 generally accounts for the 2/3-3/4 of the length of engagement shaft 9.
The diameter of preferred adjusting lever 6 is greater than the diameter of sounding rod 10, and less than the diameter of engagement shaft 9.
The diameter of preferred engagement shaft 9 is less than the diameter of hole slot 7, and the inside of hole slot 7 is provided with rifling.
During use, earlier master gear is passed hole slot 7, and when moving to normal place, the gear shaft of master gear stretches in the engagement shaft 9 and contacts with sounding rod 10, position contacting is positioned at the inside of engagement shaft 9, can observe by monitoring mouth 12, can demonstrate the numeral of contact in the time of contact on the dial gauge 5, this numeral is corresponding with the gear shaft of master gear, replacing master gear with gear to be measured subsequently contacts with sounding rod 10 again, write down the numeral that this time shows again, at last former and later two numerals are compared to determine the gear shaft length of gear to be measured.
The utility model is not only simple in structure, production cost is lower, and operate simple and easy, save manually, be convenient to popularize and use.
The above only is a better embodiment of the present utility model; protection domain of the present utility model does not exceed with above-mentioned embodiment; as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (6)
1. portable length detection instrument, comprise base (1), test desk (2) and fixed station (3), described test desk (2) is all fixedlyed connected with base (1) with fixed station (3), it is characterized in that: described test desk (2) comprises the dial gauge (5) on support (4) and top thereof, fixedly connected with base (1) in the lower end of support (4), fixedly connected with dial gauge (5) in the upper end, and the middle part of the upper end of support (4) is run through and is provided with adjusting lever (6); The top of described fixed station (3) is provided with hole slot (7), the left end of hole slot (7) is fixedlyed connected with engagement shaft (9) by coupling shaft (8), the other end of engagement shaft (9) is connected with sounding rod (10), the other end of sounding rod (10) is connected with adjusting lever (6), and the other end of adjusting lever (6) is provided with adjusts nut (11).
2. a kind of portable length detection instrument according to claim 1 is characterized in that: the outside surface that described engagement shaft (9) is gone up an end of nearly coupling shaft (8) is provided with supervision mouthful (12).
3. a kind of portable length detection instrument according to claim 1 and 2 is characterized in that: described engagement shaft (9) is the hollow tube-shape structure with hole slot (7).
4. a kind of portable length detection instrument according to claim 3 is characterized in that: the diameter of described adjusting lever (6) is greater than the diameter of sounding rod (10), and less than the diameter of engagement shaft (9).
5. according to claim 2 or 4 described a kind of portable length detection instruments, it is characterized in that: the described length of mouthful (12) that monitors accounts for the 2/3-3/4 of the length of engagement shaft (9).
6. a kind of portable length detection instrument according to claim 4 is characterized in that: the diameter of described engagement shaft (9) is less than the diameter of hole slot (7), and the inside of hole slot (7) is provided with rifling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202280983U CN201748886U (en) | 2010-06-18 | 2010-06-18 | Portable length detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202280983U CN201748886U (en) | 2010-06-18 | 2010-06-18 | Portable length detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201748886U true CN201748886U (en) | 2011-02-16 |
Family
ID=43583561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202280983U Expired - Lifetime CN201748886U (en) | 2010-06-18 | 2010-06-18 | Portable length detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201748886U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852579A (en) * | 2010-06-18 | 2010-10-06 | 大同齿轮(昆山)有限公司 | Portable length detection instrument |
| CN102528434A (en) * | 2012-02-21 | 2012-07-04 | 上海大学 | Transmission shaft press-mounting length measuring device for special automotive transmission shaft press-mounting machine |
| CN107131810A (en) * | 2017-06-20 | 2017-09-05 | 横店集团浙江英洛华国际贸易有限公司 | Length of shaft detection means |
-
2010
- 2010-06-18 CN CN2010202280983U patent/CN201748886U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852579A (en) * | 2010-06-18 | 2010-10-06 | 大同齿轮(昆山)有限公司 | Portable length detection instrument |
| CN101852579B (en) * | 2010-06-18 | 2012-11-14 | 大同齿轮(昆山)有限公司 | Portable length detection instrument |
| CN102528434A (en) * | 2012-02-21 | 2012-07-04 | 上海大学 | Transmission shaft press-mounting length measuring device for special automotive transmission shaft press-mounting machine |
| CN107131810A (en) * | 2017-06-20 | 2017-09-05 | 横店集团浙江英洛华国际贸易有限公司 | Length of shaft detection means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110216 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |