CN105423861B - A kind of special elbow formula interior rollaway nest measuring scale - Google Patents
A kind of special elbow formula interior rollaway nest measuring scale Download PDFInfo
- Publication number
- CN105423861B CN105423861B CN201510741957.6A CN201510741957A CN105423861B CN 105423861 B CN105423861 B CN 105423861B CN 201510741957 A CN201510741957 A CN 201510741957A CN 105423861 B CN105423861 B CN 105423861B
- Authority
- CN
- China
- Prior art keywords
- ruler
- axis pin
- ball
- fixed jaw
- pivoted arm
- 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.)
- Active
Links
Classifications
-
- 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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A kind of special elbow formula interior rollaway nest measuring scale includes left ruler (1),Measure ball fixed jaw (2),Sunk screw (3),Measure ball (4),Axis pin (5),Limited block (6),Connecting rod (7),Pivoted arm (8),Right ruler (9),Read table (10),Pinching screw (11),Pointer (12),Dial plate (13),There are one stretch out below left ruler (1) right end,It is connect with connecting rod (7) by axis pin (5),The right end of connecting rod (7) is connect by axis pin (5) with pivoted arm (8),It is connect also by axis pin (5) with the middle part of right ruler (9) in the middle part of pivoted arm (8),Right ruler (9) left end is connect with left ruler (1) right end also by axis pin (5),A,B,C,The line of tetra- axis pins of D constitutes a parallel four-bar linkage,And there are two measure ball (4) for the left end of left ruler (1) and each dress of the right end of right ruler (9).This measuring scale eliminates influence of the blade own backlash to measuring size, and when measurement not will produce movement, stable reading, accurate, easy to operate, efficient.
Description
Technical field
The present invention relates to a kind of rotary support raceway diameter survey tools, and in particular to a kind of special elbow formula interior rollaway nest measurement
Ruler.
Background technology
Processing industry is manufactured in pivoting support, the measurement of raceway diameter size is always a relatively stubborn problem, especially
It is that the smaller interior rollaway nest dimensional measurement of size is relatively difficult.
Frequently with rod-type measurement method, two end of rod-type is each to fix a measurement ball, and spring is equipped between fixed link and motion bar, can
Enable measuring rod shortening that measurement head to be allowed to enter in interior rollaway nest to measure.There are many problems for this measurement method, first, measuring
Bar own backlash has large effect to measured value；Second is that when measuring maximum value, reading is unstable, suddenly big or suddenly small；Third, pair
Operator requires high, it is desirable that operator can skillfully grasp measurement method.
Invention content
It is difficult to solve small size pivoting support interior rollaway nest diameter measurement, devise a kind of special elbow formula interior rollaway nest measurement
Ruler, this measuring scale are the folded bents by blade, so that measurement ball is entered in interior rollaway nest and measure, the angle of bending
Degree is converted into the correspondence with measured value by four-bar mechanism.
A kind of special elbow formula interior rollaway nest measuring scale includes left ruler, measurement ball fixed jaw, sunk screw, measures ball, axis pin, limit
Position block, connecting rod, pivoted arm, right ruler, reading table, pinching screw, pointer, dial plate, wedge slot, the arc surface of indent, wedge be prominent,
Claw, circular hole, straight slot, small sircle hole and threaded hole.
There are one stretching out below left ruler right end, it is connect with connecting rod by axis pin, the right end of connecting rod passes through axis pin and pivoted arm
Connection, pivoted arm middle part are connect with the middle part of right ruler also by axis pin, and right ruler left end is connect with left ruler right end also by axis pin, four
The line of axis pin constitutes a parallel four-bar linkage.
Respectively there are two measure ball for dress for the right end of the left end of left ruler and right ruler.
The axis for measuring pointer is parallel with the axis of left ruler.
The tie point of pivoted arm and right ruler is located at the midpoint of right ruler, passes through the design meter to the size of each part and connection angle
It calculates, the flexible distance of the distance and pointer that steel ball is moved in pointer axis direction in right ruler when ensureing to measure is equal.
The left side of left ruler is the arc surface of indent, and left ruler front-back is all provided with wedge slot, former and later two measure ball and fix
There is wedge protrusion on pawl, measures the protrusion of the wedge on ball fixed jaw and be stuck in the wedge slot of left ruler, measure the pawl of ball fixed jaw
Portion curves inwardly, former and later two measure ball fixed jaw and are fixed on left ruler by former and later two sunk screws, former and later two measurements
Ball is located at former and later two and measures among the claw of ball fixed jaw and the arc surface of left ruler left end indent.
Right ruler right end structure is identical with the structure of left ruler left end, and two measure ball fixed jaw and consolidate also by two sunk screws
It is scheduled on the front-back of right ruler, two measure ball and are located in former and later two measurement ball fixed jaws and the arc surface of right ruler right end indent.
It is connected with dial plate above left ruler, the head of pointer is slided in the right side of dial plate when measurement, below left ruler
There is limited block on the right, limits the extreme position that right ruler rotates down.
There are one circular holes for the left and right directions processing of pivoted arm upper end, are used for fixed reading table, a straight slot is provided with above circular hole,
Small sircle hole is machined in front of straight slot, rear direction is threaded hole, and reading table is clamped with fishbolt.
Measurement process：
1, this ruler is put into the check and correction box of standard and compresses check and correction downwards.
2, it by for ease of putting the measurement ball of this ruler into raceway, is first bent.
3, one side that ball puts raceway into is measured by two of right ruler, gradually opens this ruler and measures ball by two of left ruler simultaneously
The another side for putting raceway into, is pressed downward this ruler, makes four to measure ball and is close to raceway.
4, it reads.
Advantageous effect：
1, the measuring scale eliminates influence of the blade own backlash to measuring size, and when measurement not will produce movement, read
It is stable, accurate and reproducible.
2, easy to operate, it is efficient.
3, check and correction is easy, precisely, conveniently.
Description of the drawings
The present invention is described in further detail in the following with reference to the drawings and specific embodiments.
Fig. 1 is the front view that the present invention is in normal condition；
Fig. 2 is the front view that the present invention is in flexuosity；
Fig. 3 is the front view that the present invention is in measuring state；
Fig. 4 is the vertical view that the present invention is in normal condition；
Fig. 5 is the front view that the present invention is in left ruler 1 when normal condition；
Fig. 6 is the vertical view for measuring ball fixed jaw 2 of left front when the present invention is in normal condition；
Fig. 7 is the left view (partial enlargement) of part on pivoted arm 5 when the present invention is in normal condition.
In figure：1, left ruler；2, ball fixed jaw is measured；3, sunk screw；4, ball is measured；5, axis pin；6, limited block；7, even
Bar；8, pivoted arm；9, right ruler；10, table is read；11, pinching screw；12, pointer；13, dial plate；14, wedge slot；15, indent
Arc surface；16, wedge protrudes；17, claw；18, circular hole；19, straight slot；20, small sircle hole；21, threaded hole.
Specific implementation mode
A kind of special elbow formula interior rollaway nest measuring scale embodiment as shown in the figure includes left ruler 1, measures ball fixed jaw 2, countersunk head
Screw 3 measures ball 4, axis pin 5, limited block 6, connecting rod 7, pivoted arm 8, right ruler 9, reading table 10, pinching screw 11, pointer 12, pointer
Plate 13, wedge slot 14, the arc surface 15 of indent, wedge protrude 16, claw 17, circular hole 18, straight slot 19, small sircle hole 20 and threaded hole
21。
There are one stretching out below 1 right end of left ruler, connect with connecting rod 7 by axis pin 5, the right end of connecting rod 7 by axis pin 5 and
Pivoted arm 8 connects, and 8 middle part of pivoted arm is connect with the middle part of right ruler 9 also by axis pin 5, and 9 left end of right ruler is with 1 right end of left ruler also by pin
Axis 5 connects, and the line of four axis pins A, B, C, D constitute a parallel four-bar linkage, and the right side of the left end of left ruler 1 and right ruler 9
Holding each dress, there are two measure ball 4.
The axis for measuring pointer 12 is parallel with the axis AE of left ruler 1.
The tie point (B points) of pivoted arm 8 and right ruler 9 is located at the midpoint of right ruler (AF line segments), by the size of each part and company
The design for connecing angle calculates, and the distance and pointer 12 that steel ball 4 is moved in 12 axis direction of pointer in right ruler 9 when ensureing to measure are flexible
Distance it is equal.
The left side of left ruler 1 is the arc surface 15 of indent, and 1 front-back of left ruler is all provided with wedge slot 14, former and later two measurements
There is wedge to protrude 16 on ball fixed jaw 2, measures the protrusion of the wedge on ball fixed jaw 2 16 and be stuck in 1 wedge slot 14 of left ruler, measure
The claw 17 of ball fixed jaw 2 curves inwardly, former and later two measure ball fixed jaw 2 and are fixed on a left side by former and later two sunk screws 3
On ruler 1, former and later two measure the circular arc that ball 4 is located at the 1 left side indent of claw 17 and left ruler that former and later two measure ball fixed jaw 2
Among face 15.
9 right end structure of right ruler is identical with the structure of 1 left end of left ruler, and two measure ball fixed jaw 2 also by two countersunk head spiral shells
Nail 3 is fixed on the front-back of right ruler 9, and two measure ball 4 and are located at 9 right side of claw 17 and right ruler that former and later two measure ball fixed jaw 2
In the arc surface for holding indent.
Left ruler 1 is connected with dial plate 13 above, and the head of pointer 12 is slided in the right side of dial plate 13 when measurement, left ruler
There is limited block 6 on the right below 1, limits the extreme position that right ruler 9 rotates down.
There are one circular holes 18 for 8 upper end left and right directions processing of pivoted arm, are used for fixed reading table 10, one is provided with above circular hole
Straight slot 19 is machined with small sircle hole 20 in front of straight slot, and rear direction is threaded hole 21, and reading table is clamped with fishbolt 11
10。
Measurement process：
1, this ruler is put into the check and correction box of standard and compresses check and correction downwards.
2, it for ease of putting the measurement ball 4 of this ruler into raceway, is first bent.
3, one side that ball 4 puts raceway into is measured by two of right ruler, this ruler is gradually unfolded simultaneously by two measurements of left ruler
Ball 4 puts the another side of raceway into, is pressed downward this ruler, makes four to measure ball and is close to raceway.
4, it reads.
Claims (1)
1. a kind of special elbow formula interior rollaway nest measuring scale, including left ruler (1), measurement ball fixed jaw (2), sunk screw (3), measurement ball
(4), axis pin A, axis pin B, axis pin C, axis pin D, limited block (6), connecting rod (7), pivoted arm (8), right ruler (9), reading table (10), clamping
Screw (11), pointer (12), dial plate (13), wedge slot (14), the arc surface (15) of indent, wedge protrude (16), claw
(17), circular hole (18), straight slot (19), small sircle hole (20) and threaded hole (21) it is characterized in that：Have one below left ruler (1) right end
A stretching is connect by axis pin D with connecting rod (7), and the right end of connecting rod (7) is connect by axis pin C with pivoted arm (8), in the middle part of pivoted arm (8)
It is connect by axis pin B with the middle part of right ruler (9), right ruler (9) left end is connect with left ruler (1) right end by axis pin A, axis pin A, axis pin
B, the line of tetra- axis pins of axis pin C and axis pin D constitutes a parallel four-bar linkage, axis and the left ruler (1) of pointer (12)
Axis AE is parallel, and the tie point of pivoted arm (8) and right ruler (9) is located at the midpoint of right ruler, when measurement the measurement ball (4) of right ruler (9) exist
The distance that the distance and pointer of the movement of pointer (12) axis direction are flexible is equal, and the left end of left ruler (1) and the right end of right ruler (9) are each
Dress is the arc surface (15) of indent there are two ball (4), the left side of left ruler (1) is measured, and left ruler (1) front-back is all provided with wedge slot
(14), former and later two, which are measured, has wedge to protrude (16) on ball fixed jaw (2), the wedge measured on ball fixed jaw (2) protrudes
(16) it is stuck in left ruler (1) wedge slot (14), the claw (17) for measuring ball fixed jaw (2) curves inwardly, former and later two measure ball
Fixed jaw (2) is fixed on by former and later two sunk screws (3) on left ruler (1), former and later two measure ball (4) and are located at former and later two
The arc surface (15) of the claw (17) and left ruler (1) left end indent that measure ball fixed jaw (2) is intermediate, right ruler (9) right end structure with
The structure of left ruler (1) left end is identical, and two measure ball fixed jaw (2) and are fixed on right ruler (9) also by two sunk screws (3)
Front-back, two measure ball (4) and are located in the arc surface that former and later two measure ball fixed jaw (2) and right ruler (9) right end indent, left
Ruler (1) is connected with dial plate (13) above, and the head of pointer (12) is slided in the right side of dial plate (13) when measurement, left ruler
(1) there is limited block (6) on the right below, limits the extreme position that right ruler (9) rotates down, and pivoted arm (8) upper end left and right directions adds
There are one circular holes (18) for work, are used for fixed reading table (10), a straight slot (19) is provided with above circular hole, is processed in front of straight slot
There are small sircle hole (20), rear to be threaded hole (21), reading table (10), the measurement ball (4) are clamped with pinching screw (11)
For steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510741957.6A CN105423861B (en) | 2015-10-30 | 2015-10-30 | A kind of special elbow formula interior rollaway nest measuring scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510741957.6A CN105423861B (en) | 2015-10-30 | 2015-10-30 | A kind of special elbow formula interior rollaway nest measuring scale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105423861A CN105423861A (en) | 2016-03-23 |
| CN105423861B true CN105423861B (en) | 2018-08-28 |
Family
ID=55502242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510741957.6A Active CN105423861B (en) | 2015-10-30 | 2015-10-30 | A kind of special elbow formula interior rollaway nest measuring scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105423861B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355229Y (en) * | 2008-12-29 | 2009-12-02 | 中国石化集团江汉石油管理局第四机械厂 | Measurement caliper |
| JP2010185805A (en) * | 2009-02-13 | 2010-08-26 | Shinko Harada | Measuring instrument |
| CN102052889A (en) * | 2009-10-28 | 2011-05-11 | 衡阳风顺车桥有限公司 | Bore diameter checking fixture |
| CN102818501A (en) * | 2012-07-09 | 2012-12-12 | 平高集团有限公司 | Arc radius measuring device |
| CN205373596U (en) * | 2015-10-30 | 2016-07-06 | 安徽省宣城市乾坤回转支承有限公司 | Raceway dipperstick in special elbow formula |
-
2015
- 2015-10-30 CN CN201510741957.6A patent/CN105423861B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355229Y (en) * | 2008-12-29 | 2009-12-02 | 中国石化集团江汉石油管理局第四机械厂 | Measurement caliper |
| JP2010185805A (en) * | 2009-02-13 | 2010-08-26 | Shinko Harada | Measuring instrument |
| CN102052889A (en) * | 2009-10-28 | 2011-05-11 | 衡阳风顺车桥有限公司 | Bore diameter checking fixture |
| CN102818501A (en) * | 2012-07-09 | 2012-12-12 | 平高集团有限公司 | Arc radius measuring device |
| CN205373596U (en) * | 2015-10-30 | 2016-07-06 | 安徽省宣城市乾坤回转支承有限公司 | Raceway dipperstick in special elbow formula |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105423861A (en) | 2016-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8091251B1 (en) | High-speed measuring electronic digital outside micrometer | |
| CN202166376U (en) | Direct-reading measuring caliper | |
| CN105423861B (en) | A kind of special elbow formula interior rollaway nest measuring scale | |
| US2363077A (en) | Work gauge | |
| CN202066439U (en) | Vernier caliper | |
| CN201034523Y (en) | Compasses capable of measuring and drafting certain angle | |
| CN205373596U (en) | Raceway dipperstick in special elbow formula | |
| CN209783445U (en) | Dimension measuring instrument | |
| CN114193232B (en) | Five-axis cutter point following function precision measuring device and method for heavy floor type boring and milling machine | |
| CN105717386A (en) | Hairdryer test device having three-dimensional adjusting fixing device | |
| CN210441762U (en) | Vernier caliper for brake arm machining and measuring | |
| CN209512826U (en) | A kind of connecting device for sensor and average value extensometer of average value extensometer | |
| CN209043199U (en) | A kind of clamp measuring stepped hole aperture | |
| KR200496104Y1 (en) | Marking gauges of strings with precision ruler | |
| CN209116910U (en) | A kind of multi-functional form and position error measurement instrument | |
| CN208681371U (en) | Improved three coordinate measurements milling class part clamp | |
| CN107898465B (en) | Eyelid measurer | |
| CN201074996Y (en) | Dial gauge caliper for measuring inner hole groove diameter | |
| CN211103571U (en) | Pressing block type positioning device | |
| CN217122900U (en) | Pliers clamp | |
| CN210892958U (en) | Quick internal diameter measurement measuring tool of commonality | |
| CN209036129U (en) | A kind of tool setting device | |
| CN220922397U (en) | Marking device for outer surface of workpiece | |
| CN216385399U (en) | Clamp type deep bow thickness gauge | |
| CN220729118U (en) | Height gauge device capable of being precisely adjusted |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 242000 No.10, Yingbin Avenue, East Industrial Park, Xuanzhou District, Xuancheng City, Anhui Province Patentee after: Anhui Qiankun Heavy Industry Machinery Co., Ltd Address before: 242000 No.10, Yingbin Avenue, East Industrial Park, Xuanzhou District, Xuancheng City, Anhui Province Patentee before: ANHUI XUANCHENG QIANKUN SLEWING RING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |