CN108827104A - A kind of circumferential measurements tool for irregular workpiece - Google Patents
A kind of circumferential measurements tool for irregular workpiece Download PDFInfo
- Publication number
- CN108827104A CN108827104A CN201810325802.8A CN201810325802A CN108827104A CN 108827104 A CN108827104 A CN 108827104A CN 201810325802 A CN201810325802 A CN 201810325802A CN 108827104 A CN108827104 A CN 108827104A
- Authority
- CN
- China
- Prior art keywords
- turntable
- dead axle
- angle
- differentiated
- bearing
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/025—Measuring of circumference; Measuring length of ring-shaped articles
Abstract
The present invention relates to measurement surveying and mapping tool field, specifically a kind of circumferential measurements tools for irregular workpiece.Including dead axle, bearing and turntable, the bearing holder (housing, cover) is mounted in the middle part of dead axle, the inner ring of bearing and the periphery of dead axle, which cooperate, to be fixedly mounted, the outer ring of bearing and the inner circumferential cooperation for the mounting hole for being provided with the center of turntable position are fixedly mounted, the rolling ring made of rubber material is installed in the periphery secure fit of turntable, in the periphery of turntable and the inner circumferential of rolling ring respectively along being respectively axially arranged with intermeshing multiple rack gears；It is coaxially provided with the angle-differentiated graduation mark of annular on the end face of the turntable, is fixed on dead axle for cooperating with angle-differentiated graduation mark to show pointer of the turntable relative to fixed-axis rotation angle.Measurement accuracy of the present invention is higher, and measurement process is simpler, the circumferential measurements suitable for irregular workpiece.
Description
Technical field
The present invention relates to measurement surveying and mapping tool field, specifically a kind of circumferential measurements works for irregular workpiece
Tool.
Background technique
During the production testing of cam or other workpiece with irregular shape periphery, it is often necessary to pass through measurement
Its perimeter is made comparisons with design parameter, and to judge the workpiece, whether qualification can dispatch from the factory.In practical applications, it also usually needs
It is more accurate to measure the pairing workpiece being suitble to after workpiece size with selection.
Since such Workpiece periphery is irregular, can not directly be measured using tools such as steel rulers, it also can not be by measuring it partly
By being simply calculated after the other parameters such as diameter, can only be measured by tape measure flexible.And it is surveyed using tape measure
It during amount, needs to be bonded tape measure completely with the irregular periphery of workpiece, leave no gaps, thus difficult with certain operation
Degree, and measurement accuracy is difficult to ensure.
Summary of the invention
The present invention is intended to provide a kind of measurement accuracy is higher, the better simply perimeter for irregular workpiece of measurement process is surveyed
Amount tool.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of perimeter for irregular workpiece
Measuring tool, including dead axle, bearing and turntable, one end of the dead axle is fixedly connected with the top of fixed support column, fixed
The bottom end of support column is fixed on support base, and the other end of dead axle is set in a sleeve, sleeve and movable supporting column
Top be fixedly connected, the bottom end of movable supporting column is slidably arranged in the sliding slot being opened on support base, and sliding slot is along fixed
The axial setting of axis, the bearing holder (housing, cover) are mounted in the middle part of dead axle, and the inner ring of bearing and the periphery of dead axle, which cooperate, to be fixedly mounted, bearing
Outer ring be provided with the center of turntable position mounting hole inner circumferential cooperation be fixedly mounted, in the periphery secure fit of turntable
Rolling ring using rubber material production is installed, is axially arranged with phase along respective respectively in the periphery of turntable and the inner circumferential of rolling ring
The multiple rack gears mutually engaged；The angle-differentiated graduation mark of annular is coaxially provided on the end face of the turntable, it is fixed on dead axle
Equipped with for cooperating with angle-differentiated graduation mark to show pointer of the turntable relative to fixed-axis rotation angle.
Preferably, it is equipped with angle-differentiated graduation mark on two end faces of the turntable, the angle on one of end face
The scale numerical value for spending calibrated dial line increases according to clockwise direction, the number of division of the angle-differentiated graduation mark on another end face
Value increases according to direction counterclockwise, and the two sides on dead axle positioned at turntable are respectively equipped with pointer.
Preferably, the starting point of two groups of angle-differentiated graduation marks on two end faces of the turntable is in turntable shaft upward
Projection overlaps setting, and projection of two pointers on dead axle positioned at turntable two sides in dead axle axial direction overlaps setting.
Preferably, the dead axle, bearing, turntable, support column and support base are all made of stainless steel material production.
Preferably, the fixed support column and movable supporting column are arranged along the vertical direction.
Beneficial effect
The configuration of the present invention is simple, it is easy to accomplish, it is close to rolling ring in the periphery for controlling irregular workpiece and rolling ring is driven to rotate
Until after the periphery of irregular workpiece is all contacted with rolling ring, it can be according to the circle of the outer diameter and rolling ring of rolling ring rotation
Several and goniometer calculates the perimeter of irregular workpiece.
It, which is operated, calculates relatively simple, and calculated result is more accurate, be suitble to cam etc. other with irregular shape periphery
Workpiece exfactory inspection or accessory type selecting.Easy disassembly is replaced between rolling ring and turntable of the invention, can in practical application
The rolling ring of multiple and different outer diameters is equipped with to adapt to the circumferential measurements of different size of irregular workpiece.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the invention；
Fig. 2 be Fig. 1 in A-A to the schematic diagram of the section structure；
It is marked in figure：1, movable supporting column, 2, sleeve, 3, dead axle, 4, pointer, 5, rolling ring, 6, fixed support column, 7, support
Seat, 8, sliding slot, 9, turntable, 10, bearing, 11, angle-differentiated graduation mark.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figures 1 and 2, a kind of circumferential measurements tool for irregular workpiece of the invention, including dead axle 3, axis
Hold 10 and turntable 9.The top for the fixation support column 6 that one end of dead axle 3 is arranged along the vertical direction with one is fixedly connected, fixed
The bottom end of support column 6 is fixed at one piece along horizontally disposed support base 7.The other end of dead axle 3 is movably set in one
In sleeve 2, sleeve 2 is fixedly connected with piece top that support column is arranged along the vertical direction of activity, and the bottom end of movable supporting column 1 can
It is slidably arranged in the sliding slot 8 being opened on support base 7, and sliding slot 8 is along the axial direction setting of dead axle 3.Movable supporting column 1 can be passed through
8 sliding separates sleeve 2 and dead axle 3 along the chute, to replace to associated components.
Bearing 10 is sleeved on the middle part of dead axle 3, and the inner ring of bearing 10 and the periphery of dead axle 3, which cooperate, to be fixedly mounted, bearing 10
Outer ring be provided with 9 centre of turntable mounting hole inner circumferential cooperation be fixedly mounted.Pacify in the periphery secure fit of turntable 9
Equipped with the rolling ring 5 using rubber material production, in the periphery of turntable 9 and the inner circumferential of rolling ring 5 respectively along being respectively axially arranged with
Intermeshing multiple rack gears.The present invention is equipped with the different rolling ring 5 of multiple outer diameters and is surveyed with the perimeter for adapting to different size workpiece
Amount, the internal diameter of the different rolling ring 5 of multiple outer diameters are equipped with the rack gear adapted on 9 periphery of turntable with one direct join of outer diameter of turntable 9
Identical rack gear so that any one rolling ring 5 easily can be coupled or remove with turntable 9.
The angle-differentiated graduation mark 11 of annular is coaxially provided on the end face of turntable 9, angle-differentiated graduation mark 11 is circle etc.
Graduation mark after dividing 360 parts is fixed with for cooperating with angle-differentiated graduation mark 11 to show 9 phase of turntable on dead axle 3
For the pointer 4 of 3 rotational angle of dead axle.In the present embodiment, angle-differentiated graduation mark is equipped on two end faces of turntable 9
11, the scale numerical value of the angle-differentiated graduation mark 11 on one of end face increases according to clockwise direction, on another end face
The scale numerical value of angle-differentiated graduation mark 11 increase according to direction counterclockwise, distinguish on dead axle 3 positioned at the two sides of turntable 9
Equipped with pointer 4.Which in use, can be selected according to the shape of workpiece with the angle-differentiated graduation mark 11 at end on turntable 9 as base
Standard, control workpiece drive the progress of rolling ring 5 that can measure forward or reverse.In order to be consistent, two end faces of turntable 9
On projection of the starting point in 9 axial direction of turntable of two groups of angle-differentiated graduation marks 11 overlap setting, be located on dead axle 3 and turn
Projection of two pointers 4 of 9 two sides of disk in 3 axial direction of dead axle overlaps setting.Dead axle 3, bearing 10, turntable 9, support column with
And support base 7 is all made of stainless steel material production, is conducive to extend service life of the invention.
In specific implementation process of the invention, marks on the circumferential surface of irregular workpiece to be measured first, make workpiece
Circumferential surface is close to rolling ring 5, and is overlapped the zero-bit of the label, the direction of pointer 4 and angle-differentiated graduation mark 11, then keeps work
Part periphery and rolling ring 5 are close to state and overturn workpiece, so that rolling ring 5 and turntable 9 are under the drive of friction of workpiece power
Rotation writes down the circle number n of the rotation of turntable 9 until returning within workpiece turning one week the original state position of the direction of pointer 4 in the process
And the signified angle a of final pointer 4, if the outer diameter of rolling ring 5 is d, then the perimeter l of workpiece for measurement=（n+a/360）*πd.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.Term " center ", "upper",
The orientation or position of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside"
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, without referring to
Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage
Solution is limitation of the present invention.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (5)
1. a kind of circumferential measurements tool for irregular workpiece, it is characterised in that：Including dead axle（3）, bearing（10）And turn
Disk（9）, the dead axle（3）One end and fixed support column（6）Top be fixedly connected, fixed support column（6）Bottom end fix
It is arranged in support base（7）On, dead axle（3）The other end be set in a sleeve（2）It is interior, sleeve（2）With movable supporting column（1）'s
Top is fixedly connected, movable supporting column（1）Bottom end be slidably arranged in and be opened in support base（7）On sliding slot（8）It is interior and sliding
Slot（8）Along dead axle（3）Axial setting, the bearing（10）It is sleeved on dead axle（3）Middle part, bearing（10）Inner ring and dead axle
（3）Periphery cooperate be fixedly mounted, bearing（10）Outer ring and be provided with the turntable（9）The inner circumferential of the mounting hole in centre
Cooperation is fixedly mounted, in turntable（9）Periphery secure fit be equipped with using rubber material make rolling ring（5）, in turntable
（9）Periphery and rolling ring（5）Inner circumferential respectively along being respectively axially arranged with intermeshing multiple rack gears；In the turntable（9）
End face on be coaxially provided with annular angle-differentiated graduation mark（11）, in dead axle（3）On be fixed with for being carved with angle-differentiated
Spend line（11）Cooperation is to show turntable（9）Relative to dead axle（3）The pointer of rotational angle（4）.
2. a kind of circumferential measurements tool for irregular workpiece according to claim 1, it is characterised in that：At described turn
Disk（9）Two end faces on be equipped with angle-differentiated graduation mark（11）, angle-differentiated graduation mark on one of end face（11）
Scale numerical value increase according to clockwise direction, the angle-differentiated graduation mark on another end face（11）Scale numerical value according to inverse
The direction of hour hands increases, in dead axle（3）It is upper to be located at turntable（9）Two sides be respectively equipped with pointer（4）.
3. a kind of circumferential measurements tool for irregular workpiece according to claim 2, it is characterised in that：The turntable
（9）Two end faces on two groups of angle-differentiated graduation marks（11）Starting point in turntable（9）Projection in axial direction overlaps
Setting, dead axle（3）It is upper to be located at turntable（9）Two pointers of two sides（4）In dead axle（3）Projection in axial direction overlaps setting.
4. a kind of circumferential measurements tool for irregular workpiece according to claim 1, it is characterised in that：The dead axle
（3）, bearing（10）, turntable（9）, fixed support column（6）, movable supporting column（1）And support base（7）It is all made of stainless steel material
Production.
5. a kind of circumferential measurements tool for irregular workpiece according to claim 1, it is characterised in that：The fixation
Support column（6）With movable supporting column（1）It is arranged along the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810325802.8A CN108827104A (en) | 2018-04-12 | 2018-04-12 | A kind of circumferential measurements tool for irregular workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810325802.8A CN108827104A (en) | 2018-04-12 | 2018-04-12 | A kind of circumferential measurements tool for irregular workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108827104A true CN108827104A (en) | 2018-11-16 |
Family
ID=64155554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810325802.8A Pending CN108827104A (en) | 2018-04-12 | 2018-04-12 | A kind of circumferential measurements tool for irregular workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108827104A (en) |
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| CN2217780Y (en) * | 1994-04-12 | 1996-01-17 | 黎代全 | Rolling ruler |
| CN1202868A (en) * | 1995-11-28 | 1998-12-23 | 法比奥－泼尼股份公司 | Method and device for measuring the diameter of a roll of web material |
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| CN2807190Y (en) * | 2004-02-12 | 2006-08-16 | 李怀民 | Sliding ruler with clip appearance |
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| CN202793257U (en) * | 2012-09-19 | 2013-03-13 | 上海新中佳精密仪器有限公司 | Measurement instrument for spectacle lens perimeter |
| CN103292663A (en) * | 2013-06-18 | 2013-09-11 | 济南大学 | Curve measuring instrument |
| CN104006711A (en) * | 2014-05-23 | 2014-08-27 | 苏州创丰精密五金有限公司 | Semicircle testing device |
| CN204027499U (en) * | 2014-08-02 | 2014-12-17 | 山东省特种设备检验研究院泰安分院 | A kind of device of measurement clearance and elevator door clearance meter |
| CN204313758U (en) * | 2014-12-09 | 2015-05-06 | 周天晨 | Rolling stadimeter |
| CN104668472A (en) * | 2013-11-30 | 2015-06-03 | 大连鑫永工业制造有限公司 | Gear casting mold |
| CN204716918U (en) * | 2015-06-24 | 2015-10-21 | 湖州民强炭业有限公司 | A kind of gear changing axis hole size and shape |
| CN205352344U (en) * | 2016-01-14 | 2016-06-29 | 山东水泊焊割设备制造有限公司 | Automatic measure girth mechanism |
| CN107388926A (en) * | 2016-05-16 | 2017-11-24 | 中国科学院沈阳自动化研究所 | Electrical equipment winding length wireless detection device and detection method |
-
2018
- 2018-04-12 CN CN201810325802.8A patent/CN108827104A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2031911U (en) * | 1988-06-08 | 1989-02-01 | 贺新华 | Linear length measuring apparatus for arbitrary curves |
| CN2217780Y (en) * | 1994-04-12 | 1996-01-17 | 黎代全 | Rolling ruler |
| CN1202868A (en) * | 1995-11-28 | 1998-12-23 | 法比奥－泼尼股份公司 | Method and device for measuring the diameter of a roll of web material |
| CN2807190Y (en) * | 2004-02-12 | 2006-08-16 | 李怀民 | Sliding ruler with clip appearance |
| CN2692626Y (en) * | 2004-03-30 | 2005-04-13 | 宝鸡市渭滨区金陵小学 | Rolling distometer |
| CN201104204Y (en) * | 2007-09-21 | 2008-08-20 | 上海市奉贤区青少年活动中心 | Curve measuring rule |
| CN201129998Y (en) * | 2007-12-13 | 2008-10-08 | 李萍 | Electric rolling length counter |
| CN201488685U (en) * | 2009-09-18 | 2010-05-26 | 程鹏 | Calibration device of leather length meter |
| CN201935637U (en) * | 2010-12-18 | 2011-08-17 | 高梓宸 | Ruler for measuring lengths of objects in rolling way |
| CN202793257U (en) * | 2012-09-19 | 2013-03-13 | 上海新中佳精密仪器有限公司 | Measurement instrument for spectacle lens perimeter |
| CN102927887A (en) * | 2012-10-29 | 2013-02-13 | 东南大学 | Pitch variation measuring device for large-size straight toothed spur gear |
| CN103292663A (en) * | 2013-06-18 | 2013-09-11 | 济南大学 | Curve measuring instrument |
| CN104668472A (en) * | 2013-11-30 | 2015-06-03 | 大连鑫永工业制造有限公司 | Gear casting mold |
| CN104006711A (en) * | 2014-05-23 | 2014-08-27 | 苏州创丰精密五金有限公司 | Semicircle testing device |
| CN204027499U (en) * | 2014-08-02 | 2014-12-17 | 山东省特种设备检验研究院泰安分院 | A kind of device of measurement clearance and elevator door clearance meter |
| CN204313758U (en) * | 2014-12-09 | 2015-05-06 | 周天晨 | Rolling stadimeter |
| CN204716918U (en) * | 2015-06-24 | 2015-10-21 | 湖州民强炭业有限公司 | A kind of gear changing axis hole size and shape |
| CN205352344U (en) * | 2016-01-14 | 2016-06-29 | 山东水泊焊割设备制造有限公司 | Automatic measure girth mechanism |
| CN107388926A (en) * | 2016-05-16 | 2017-11-24 | 中国科学院沈阳自动化研究所 | Electrical equipment winding length wireless detection device and detection method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |
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| RJ01 | Rejection of invention patent application after publication |