CN105571459A - Measurement tool for measuring internal and external sizes - Google Patents
Measurement tool for measuring internal and external sizes Download PDFInfo
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- CN105571459A CN105571459A CN201510970310.0A CN201510970310A CN105571459A CN 105571459 A CN105571459 A CN 105571459A CN 201510970310 A CN201510970310 A CN 201510970310A CN 105571459 A CN105571459 A CN 105571459A
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- gauge head
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- gauge
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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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
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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
- G01B5/08—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
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention belongs to the aerogenerator manufacture field and particularly relates to the measurement tool for measuring internal and external sizes and the usage method. The measurement tool comprises a dial indicator (11), a main frame (1), a tender movement probe and an adjusting probe. The measurement process comprises steps of regulating measurement depths of a left measurement probe (8) and a right measurement probe (14), installing a rubber band (7), combining measurement blocks, performing correction on the measurement tool and performing measurement. The invention provides a measurement design for detecting the external and internal sizes and a measurement method, which solves the problem that the shallow spigot with the shorter measurement surface cannot be detected, reduces the requirement for the operation staff, improves the detection efficiency and reduces the detection cost.
Description
Technical field
The invention belongs to engine and manufacture field, be specifically related to a kind of the measuring tool design and the using method that detect inside and outside size.
Background technology
In engine production process, production, the utilization of all kinds of seam are very extensive.At present, in production scene, outside micrometer, micrometer inside caliper, inside meter, joint arm, three-dimensional etc. are comprised to the conventional measuring equipment of general seam size detection, but for the seam that some structures are special, shallow seam as shorter in measuring surface, due to the restriction being subject to measuring surface short, cause ordinary measring tool cannot detect it, particularly seam intermediate structure exceeds the shallow seam of seam end face, by the restriction of design of part, can only measure by special measuring tool or the equipment such as three-dimensional, joint arm.The measuring tool measured for shallow seam specially in current industry is less, and can measure the dedicated test measuring tool of inside and outside seam while of not have.Three-dimensional and crux arm detect and require that strictly need professional to operate, detection efficiency is low, and testing cost is high to testing environment.
Summary of the invention
The object of the invention is: propose a kind of detect inside and outside size measuring tool design and measuring method, to solve the difficult problem that the shorter shallow seam of measuring surface cannot detect, reduce the requirement to operating personnel, improve detection efficiency, reduce testing cost.
Technical scheme of the present invention is: a kind of measuring tool detecting inside and outside size, comprises a dial gauge 11, it is characterized in that: comprise body frame 1, fine motion gauge head and regulate gauge head;
Described body frame 1 forms by three sections, from left to right respectively: left straight section, arc section and right straight section, the large mounting hole having one to stretch along its length at the middle part of left straight section, the little mounting hole that one is stretched along its length is had on the right side of large mounting hole, the minor axis center line of large mounting hole and the minor axis centerline collineation of little mounting hole, respectively have at least 2 left straight section screw via holes in the both sides up and down of large mounting hole; Right straight section has the regulating tank of a rectangle;
Described fine motion gauge head is made up of 2 slide rails 2, slide block 3, the left pull pin of left gauge head mount pad 4,25,2 right pull pin 6,2 bungees 7, left gauge head 8, backboard 9, left gauge head lock-screw 10, coupling bolt 17, accurate steel balls 18, slide rail 2 is rectangular strips, at the rectangle positive stop lug boss that the two ends on slide rail 2 one long limits respectively have to stretch in the width direction, slide rail V-shaped groove is had between two positive stop lug boss, slide rail 2 has at least 2 countersunk screw hole, the quantity of above-mentioned countersunk screw hole is identical with the quantity of the left straight section screw via hole of large mounting hole side and position is corresponding, backboard 9 is rectangular slabs, backboard 9 has a backboard mounting hole, the shape and size of backboard mounting hole are identical with the shape and size of large mounting hole, backboard mounting hole both sides up and down respectively have at least 2 backboard threaded holes, the quantity of backboard threaded hole is identical with the quantity of left straight section screw via hole and position is corresponding, slide rail gib screw 17 is through being screwed in backboard threaded hole after the countersunk screw hole on slide rail 2 and left straight section screw via hole, by slide rail 2, the left straight section of body frame 1 is connected for overall with backboard 9, large mounting hole is positioned at the centre of 2 slide rails 2, and little mounting hole is positioned at the right of slide rail 2, a left pull pin mounting hole is had at the left end of slide rail 2 front surface, a right pull pin mounting hole is had at the right-hand member of slide rail 2 front surface, the lower end of left pull pin 5 is positioned at Zola's power pin mounting hole and keeps interference fit, and the lower end of right pull pin 5 is positioned at right pull pin mounting hole and keeps interference fit,
Slide block 3 is rectangular slabs, an xsect is had to be the boss of rectangle at the right-hand member of slide block 3, this boss traverses the upper and lower surface of slide block 3, the upper and lower surface of slide block 3 respectively has a slide block V-shaped groove, the left surface of the not through slide block 3 in two ends of slide block V-shaped groove and right surface, slide block 3 has its center hole on a through forward and backward surface, at least 2 the slide block threaded holes be uniformly distributed along the circumference are had around this its center hole, slide block 3 is between 2 slide rails 2, the positional symmetry of slide block V-shaped groove and slide rail V-shaped groove, is covered with accurate steel balls 18 in slide block V-shaped groove, left gauge head mount pad 4 is middle part cylinders with mounting flange, this mounting flange is kidney-shaped, its width is along the vertical direction not more than slide block 3 width along the vertical direction, this mounting flange has screw via hole, by left gauge head mount pad gib screw, the mounting flange of left gauge head mount pad 4 is fixed on slide block 3, stretch out after the cylindrical shell at left gauge head mount pad 4 mounting flange rear is backward through the large mounting hole on the center pit of slide block 3 and the left straight section of body frame 1, the cylindrical shell in left gauge head mount pad 4 mounting flange front has the locking screw pit that a radial direction is through, left gauge head lock-screw 10 is screwed in above-mentioned locking screw pit,
Left gauge head 8 is poles, and there is a circular shoulder rear end of left gauge head 8, and the side of circular shoulder is arc surface, and keep clearance fit in the center pit that left gauge head 8 inserts left gauge head mount pad 4 from back to front, left gauge head 8 is locked by left gauge head lock-screw 10;
The installation screw rod of dial gauge 11 is combined with nut 12 through after the little mounting hole on left straight section, and be fixed on by dial gauge 11 on left straight section, the gauge head of dial gauge 11 and the right surface of slide block 3 are kept in touch;
Described adjustment gauge head is made up of right gauge head mount pad 13, right gauge head 14, front apron 15, right gauge head lock-screw 16; Right gauge head mount pad 13 is the ledge structures with passthrough center hole, right gauge head mount pad 13 is divided into 3 sections from front to back, right gauge head mount pad 13 leading portion is a cylindrical section, cylindrical section has the right gauge head locking screw pit that a radial direction is through, right gauge head lock-screw 16 is screwed in right gauge head locking screw pit
The stage casing of right gauge head mount pad 13 is rectangular section, this rectangular section is positioned at the regulating tank of the right straight section of body frame 1, the width of the above-below direction of rectangular section and regulating tank keep clearance fit, rectangular section there are 2 right gauge heads threaded hole is installed, right gauge head mount pad 13 back segment is a rectangular slab, and the width of rectangular slab is identical with body frame 1 right straight section width; Front apron 15 is rectangular slab, front apron 15 there is a center pit running through front and rear surfaces, a front apron screw via hole is respectively had in the both sides of this center pit, the position of front apron screw via hole is corresponding with the position that right gauge head installs threaded hole, by regulating gauge head mounting screw, front apron 15 being formed screw with the stage casing of right gauge head mount pad 13 to be connected, between the rear surface of front apron 15 and the front surface in right gauge head mount pad 13 stage casing, keeping gap; Right side 14 is poles, there is a circular shoulder rear end of right gauge head 14, the side of circular shoulder is arc surface, and keep clearance fit in the center pit that right gauge head 14 inserts right gauge head mount pad 13 from back to front, right gauge head 14 is locked by right gauge head lock-screw 13.
Use measuring tool as described above to carry out the measuring method of inside and outside size, it is characterized in that, the step of measurement is as follows:
1, fathoming of left gauge head 8 and right gauge head 14 is regulated: utilize left gauge head lock-screw 10 and right lock-screw 16 to regulate fathoming of left gauge head 8 and right gauge head 14 according to the length of tested seam measuring surface, and ensure that fathoming of two gauge heads is the same;
2, bungee 7 is installed: when measuring inner stopper, bungee 7 is arranged on left-hand pull pin 5 with on left gauge head mount pad 4, it is made to produce a pulling force left, during measurement male half coupling, bungee 7 is arranged on dextrad pull pin 6 with on left gauge head mount pad 4, makes it produce a pulling force to the right;
3, combined gauges: the gauge block utilizing gauge block tight and tested seam same size;
4, measuring tool is proofreaded: unclamp the attachment screw between right gauge head mount pad 13 and front apron 15, can be free to slide in body frame regulating tank, then measuring tool is placed on above the gauge block assembled, adjustment regulates gauge head, left gauge head 8 and right measuring head 14 is made to contact with measurer two measuring surface respectively and make fine motion slide block 3 remain on slide rail 2 centre position, adjustment gauge head is fixed in body frame regulating tank by the attachment screw tightened between right gauge head mount pad 13 and front apron 15, two gauge heads are kept to contact with gauge block, slightly rock measuring tool back and forth along the vertical direction, and find rollback point by indicating gauge, regulate dial gauge that its " 0 " position is overlapped with rollback point,
5, measure: measuring tool is lain on tested seam end face, make measuring tool backboard 9 rear end face and right gauge head mount pad 13 rear end face and tested seam end contact, and keep two measuring staffs to contact with tested surface, by teetertottering, measuring tool finds dial gauge rollback point and maximum point, and namely the indicating value now on indicating gauge is the difference of measured size and standard block size thus draws the actual value of measured size.
Advantage of the present invention is: propose a kind of the measuring tool design and the measuring method that detect inside and outside size, solve the difficult problem that the shorter shallow seam of measuring surface cannot detect, reduce the requirement to operating personnel, improve detection efficiency, reduce testing cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.In figure, direction is constant up and down, and in paper, direction is rear, and the outer direction of paper is front.
Fig. 3 is the enlarged drawing of Fig. 2 local D.
Fig. 4 is the A-A cut-open view of Fig. 3.
Fig. 5 is the B-B cut-open view of Fig. 3.
Fig. 6 is the C-C cut-open view of Fig. 2.
Fig. 7 is bungee scheme of installation when measuring male half coupling.
Fig. 8 is calibration schematic diagram when measuring outside dimension.
Fig. 9 is calibration schematic diagram when measuring inside dimension.
Embodiment
Below in conjunction with Figure of description, the present invention is described in further detail, refers to Fig. 1 to Fig. 9, a kind of measuring tool detecting inside and outside size, comprise a dial gauge 11, it is characterized in that: comprise body frame 1, fine motion gauge head and regulate gauge head;
Described body frame 1 forms by three sections, from left to right respectively: left straight section, arc section and right straight section, the large mounting hole having one to stretch along its length at the middle part of left straight section, the little mounting hole that one is stretched along its length is had on the right side of large mounting hole, the minor axis center line of large mounting hole and the minor axis centerline collineation of little mounting hole, respectively have at least 2 left straight section screw via holes in the both sides up and down of large mounting hole; Right straight section has the regulating tank of a rectangle;
Described fine motion gauge head is made up of 2 slide rails 2, slide block 3, the left pull pin of left gauge head mount pad 4,25,2 right pull pin 6,2 bungees 7, left gauge head 8, backboard 9, left gauge head lock-screw 10, coupling bolt 17, accurate steel balls 18, slide rail 2 is rectangular strips, at the rectangle positive stop lug boss that the two ends on slide rail 2 one long limits respectively have to stretch in the width direction, slide rail V-shaped groove is had between two positive stop lug boss, slide rail 2 has at least 2 countersunk screw hole, the quantity of above-mentioned countersunk screw hole is identical with the quantity of the left straight section screw via hole of large mounting hole side and position is corresponding, backboard 9 is rectangular slabs, backboard 9 has a backboard mounting hole, the shape and size of backboard mounting hole are identical with the shape and size of large mounting hole, backboard mounting hole both sides up and down respectively have at least 2 backboard threaded holes, the quantity of backboard threaded hole is identical with the quantity of left straight section screw via hole and position is corresponding, slide rail gib screw 17 is through being screwed in backboard threaded hole after the countersunk screw hole on slide rail 2 and left straight section screw via hole, by slide rail 2, the left straight section of body frame 1 is connected for overall with backboard 9, large mounting hole is positioned at the centre of 2 slide rails 2, and little mounting hole is positioned at the right of slide rail 2, a left pull pin mounting hole is had at the left end of slide rail 2 front surface, a right pull pin mounting hole is had at the right-hand member of slide rail 2 front surface, the lower end of left pull pin 5 is positioned at Zola's power pin mounting hole and keeps interference fit, and the lower end of right pull pin 5 is positioned at right pull pin mounting hole and keeps interference fit,
Slide block 3 is rectangular slabs, an xsect is had to be the boss of rectangle at the right-hand member of slide block 3, this boss traverses the upper and lower surface of slide block 3, the upper and lower surface of slide block 3 respectively has a slide block V-shaped groove, the left surface of the not through slide block 3 in two ends of slide block V-shaped groove and right surface, slide block 3 has its center hole on a through forward and backward surface, at least 2 the slide block threaded holes be uniformly distributed along the circumference are had around this its center hole, slide block 3 is between 2 slide rails 2, the positional symmetry of slide block V-shaped groove and slide rail V-shaped groove, is covered with accurate steel balls 18 in slide block V-shaped groove, left gauge head mount pad 4 is middle part cylinders with mounting flange, this mounting flange is kidney-shaped, its width is along the vertical direction not more than slide block 3 width along the vertical direction, this mounting flange has screw via hole, by left gauge head mount pad gib screw, the mounting flange of left gauge head mount pad 4 is fixed on slide block 3, stretch out after the cylindrical shell at left gauge head mount pad 4 mounting flange rear is backward through the large mounting hole on the center pit of slide block 3 and the left straight section of body frame 1, the cylindrical shell in left gauge head mount pad 4 mounting flange front has the locking screw pit that a radial direction is through, left gauge head lock-screw 10 is screwed in above-mentioned locking screw pit,
Left gauge head 8 is poles, and there is a circular shoulder rear end of left gauge head 8, and the side of circular shoulder is arc surface, and keep clearance fit in the center pit that left gauge head 8 inserts left gauge head mount pad 4 from back to front, left gauge head 8 is locked by left gauge head lock-screw 10;
The installation screw rod of dial gauge 11 is combined with nut 12 through after the little mounting hole on left straight section, and be fixed on by dial gauge 11 on left straight section, the gauge head of dial gauge 11 and the right surface of slide block 3 are kept in touch;
Described adjustment gauge head is made up of right gauge head mount pad 13, right gauge head 14, front apron 15, right gauge head lock-screw 16; Right gauge head mount pad 13 is the ledge structures with passthrough center hole, right gauge head mount pad 13 is divided into 3 sections from front to back, right gauge head mount pad 13 leading portion is a cylindrical section, cylindrical section has the right gauge head locking screw pit that a radial direction is through, right gauge head lock-screw 16 is screwed in right gauge head locking screw pit
The stage casing of right gauge head mount pad 13 is rectangular section, this rectangular section is positioned at the regulating tank of the right straight section of body frame 1, the width of the above-below direction of rectangular section and regulating tank keep clearance fit, rectangular section there are 2 right gauge heads threaded hole is installed, right gauge head mount pad 13 back segment is a rectangular slab, and the width of rectangular slab is identical with body frame 1 right straight section width; Front apron 15 is rectangular slab, front apron 15 there is a center pit running through front and rear surfaces, a front apron screw via hole is respectively had in the both sides of this center pit, the position of front apron screw via hole is corresponding with the position that right gauge head installs threaded hole, by regulating gauge head mounting screw, front apron 15 being formed screw with the stage casing of right gauge head mount pad 13 to be connected, between the rear surface of front apron 15 and the front surface in right gauge head mount pad 13 stage casing, keeping gap; Right side 14 is poles, there is a circular shoulder rear end of right gauge head 14, the side of circular shoulder is arc surface, and keep clearance fit in the center pit that right gauge head 14 inserts right gauge head mount pad 13 from back to front, right gauge head 14 is locked by right gauge head lock-screw 13.
Use measuring tool as described above to carry out the measuring method of inside and outside size, it is characterized in that, the step of measurement is as follows:
1, fathoming of left gauge head 8 and right gauge head 14 is regulated: utilize left gauge head lock-screw 10 and right lock-screw 16 to regulate fathoming of left gauge head 8 and right gauge head 14 according to the length of tested seam measuring surface, and ensure that fathoming of two gauge heads is the same;
2, bungee 7 is installed: when measuring inner stopper, bungee 7 is arranged on left-hand pull pin 5 with on left gauge head mount pad 4, it is made to produce a pulling force left, during measurement male half coupling, bungee 7 is arranged on dextrad pull pin 6 with on left gauge head mount pad 4, makes it produce a pulling force to the right;
3, combined gauges: the gauge block utilizing gauge block tight and tested seam same size;
4, measuring tool is proofreaded: unclamp the attachment screw between right gauge head mount pad 13 and front apron 15, can be free to slide in body frame regulating tank, then measuring tool is placed on above the gauge block assembled, adjustment regulates gauge head, left gauge head 8 and right measuring head 14 is made to contact with measurer two measuring surface respectively and make fine motion slide block 3 remain on slide rail 2 centre position, adjustment gauge head is fixed in body frame regulating tank by the attachment screw tightened between right gauge head mount pad 13 and front apron 15, two gauge heads are kept to contact with gauge block, slightly rock measuring tool back and forth along the vertical direction, and find rollback point by indicating gauge, regulate dial gauge that its " 0 " position is overlapped with rollback point,
5, measure: measuring tool is lain on tested seam end face, make measuring tool backboard 9 rear end face and right gauge head mount pad 13 rear end face and tested seam end contact, and keep two measuring staffs to contact with tested surface, by teetertottering, measuring tool finds dial gauge rollback point and maximum point, and namely the indicating value now on indicating gauge is the difference of measured size and standard block size thus draws the actual value of measured size.
Claims (2)
1. detect a measuring tool for inside and outside size, comprise a dial gauge (11), it is characterized in that: also comprise body frame (1), fine motion gauge head and regulate gauge head;
Described body frame (1) forms by three sections, from left to right respectively: left straight section, arc section and right straight section, the large mounting hole having one to stretch along its length at the middle part of left straight section, the little mounting hole that one is stretched along its length is had on the right side of large mounting hole, the minor axis center line of large mounting hole and the minor axis centerline collineation of little mounting hole, respectively have at least 2 left straight section screw via holes in the both sides up and down of large mounting hole; Right straight section has the regulating tank of a rectangle;
Described fine motion gauge head is made up of 2 slide rails (2), slide block (3), left gauge head mount pad (4), 2 left pull pin (5), 2 right pull pin (6), 2 bungees (7), left gauge head (8), backboard (9), left gauge head lock-screw (10), coupling bolt (17), accurate steel balls (18), slide rail (2) is a rectangular strip, at the rectangle positive stop lug boss that the two ends on slide rail (2) long limits respectively have to stretch in the width direction, slide rail V-shaped groove is had between two positive stop lug boss, slide rail (2) has at least 2 countersunk screw hole, the quantity of above-mentioned countersunk screw hole is identical with the quantity of the left straight section screw via hole of large mounting hole side and position is corresponding, backboard (9) is a rectangular slab, backboard (9) has a backboard mounting hole, the shape and size of backboard mounting hole are identical with the shape and size of large mounting hole, backboard mounting hole both sides up and down respectively have at least 2 backboard threaded holes, the quantity of backboard threaded hole is identical with the quantity of left straight section screw via hole and position is corresponding, slide rail gib screw (17) is through being screwed in backboard threaded hole after the countersunk screw hole on slide rail (2) and left straight section screw via hole, by slide rail (2), the left straight section of body frame (1) is connected for overall with backboard (9), large mounting hole is positioned at the centre of 2 slide rails (2), and little mounting hole is positioned at the right of slide rail (2), a left pull pin mounting hole is had at the left end of slide rail (2) front surface, a right pull pin mounting hole is had at the right-hand member of slide rail (2) front surface, the lower end of left pull pin (5) is positioned at Zola's power pin mounting hole and keeps interference fit, and the lower end of right pull pin (5) is positioned at right pull pin mounting hole and keeps interference fit,
Slide block (3) is a rectangular slab, an xsect is had to be the boss of rectangle at the right-hand member of slide block (3), this boss traverses the upper of slide block (3), lower surface, on slide block (3), lower surface respectively there is a slide block V-shaped groove, the left surface of the not through slide block (3) in two ends of slide block V-shaped groove and right surface, slide block (3) has one through before, the its center hole of rear surface, at least 2 the slide block threaded holes be uniformly distributed along the circumference are had around this its center hole, slide block (3) is positioned between 2 slide rails (2), the positional symmetry of slide block V-shaped groove and slide rail V-shaped groove, accurate steel balls (18) is covered with in slide block V-shaped groove, left gauge head mount pad (4) is the cylinder of a middle part with mounting flange, this mounting flange is kidney-shaped, its width is along the vertical direction not more than slide block (3) width along the vertical direction, this mounting flange has screw via hole, by left gauge head mount pad gib screw, the mounting flange of left gauge head mount pad (4) is fixed on slide block (3), stretch out after the cylindrical shell at left gauge head mount pad (4) mounting flange rear is backward through the large mounting hole on the center pit of slide block (3) and body frame (1) left straight section, the locking screw pit that the cylindrical shell in left gauge head mount pad (4) mounting flange front has a radial direction through, left gauge head lock-screw (10) is screwed in above-mentioned locking screw pit,
Left gauge head (8) is a pole, there is a circular shoulder rear end of left gauge head (8), the side of circular shoulder is arc surface, keep clearance fit in the center pit that left gauge head (8) inserts left gauge head mount pad (4) from back to front, left gauge head (8) is locked by left gauge head lock-screw (10);
The installation screw rod of dial gauge (11) combines with nut (12) through after the little mounting hole on left straight section, be fixed on left straight section by dial gauge (11), the gauge head of dial gauge (11) and the right surface of slide block (3) are kept in touch;
Described adjustment gauge head is made up of right gauge head mount pad (13), right gauge head (14), front apron (15), right gauge head lock-screw (16); Right gauge head mount pad (13) is a ledge structure with passthrough center hole, right gauge head mount pad (13) is divided into 3 sections from front to back, right gauge head mount pad (13) leading portion is a cylindrical section, cylindrical section has the right gauge head locking screw pit that a radial direction is through, right gauge head lock-screw (16) is screwed in right gauge head locking screw pit
The stage casing of right gauge head mount pad (13) is a rectangular section, this rectangular section is positioned at the regulating tank of body frame (1) right straight section, the width of the above-below direction of rectangular section and regulating tank keep clearance fit, rectangular section there are 2 right gauge heads threaded hole is installed, right gauge head mount pad (13) back segment is a rectangular slab, and the width of rectangular slab is identical with body frame (1) right straight section width; Front apron (15) is rectangular slab, front apron (15) there is a center pit running through front and rear surfaces, a front apron screw via hole is respectively had in the both sides of this center pit, the position of front apron screw via hole is corresponding with the position that right gauge head installs threaded hole, by regulating gauge head mounting screw, front apron (15) being formed screw with the stage casing of right gauge head mount pad (13) to be connected, between the rear surface of front apron (15) and the front surface in right gauge head mount pad (13) stage casing, keeping gap; Right side head (14) is a pole, there is a circular shoulder rear end of right gauge head (14), the side of circular shoulder is arc surface, keep clearance fit in the center pit that right gauge head (14) inserts right gauge head mount pad (13) from back to front, right gauge head (14) is locked by right gauge head lock-screw (13).
2. use measuring tool as claimed in claim 1 to carry out the measuring method of inside and outside size, it is characterized in that, the step of measurement is as follows:
2.1, fathoming of left gauge head (8) and right gauge head (14) is regulated: utilize left gauge head lock-screw (10) and right lock-screw (16) to regulate fathoming of left gauge head (8) and right gauge head (14) according to the length of tested seam measuring surface, and ensure that fathoming of two gauge heads is the same;
2.2, bungee (7) is installed: when measuring inner stopper, bungee (7) is arranged on left-hand pull pin (5) with on left gauge head mount pad (4), it is made to produce a pulling force left, during measurement male half coupling, bungee (7) is arranged on dextrad pull pin (6) with on left gauge head mount pad (4), makes it produce a pulling force to the right;
2.3, combined gauges: the gauge block utilizing gauge block tight and tested seam same size;
2.4, measuring tool is proofreaded: unclamp the attachment screw between right gauge head mount pad (13) and front apron (15), can be free to slide in body frame regulating tank, then measuring tool is placed on above the gauge block assembled, adjustment regulates gauge head, left gauge head (8) and right measuring head (14) is made to contact with measurer two measuring surface respectively and make fine motion slide block 3 remain on slide rail (2) centre position, adjustment gauge head is fixed in body frame regulating tank by the attachment screw tightened between right gauge head mount pad (13) and front apron (15), two gauge heads are kept to contact with gauge block, slightly rock measuring tool back and forth along the vertical direction, and find rollback point by indicating gauge, regulate dial gauge that its " 0 " position is overlapped with rollback point,
2.5, measure: measuring tool is lain on tested seam end face, make measuring tool backboard (9) rear end face and right gauge head mount pad (13) rear end face and tested seam end contact, and keep two measuring staffs to contact with tested surface, by teetertottering, measuring tool finds dial gauge rollback point and maximum point, and namely the indicating value now on indicating gauge is the difference of measured size and standard block size thus draws the actual value of measured size.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970310.0A CN105571459B (en) | 2015-12-21 | 2015-12-21 | A kind of measuring tool for detecting inside and outside size |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510970310.0A CN105571459B (en) | 2015-12-21 | 2015-12-21 | A kind of measuring tool for detecting inside and outside size |
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| CN105571459A true CN105571459A (en) | 2016-05-11 |
| CN105571459B CN105571459B (en) | 2017-11-28 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976134A (en) * | 2017-11-23 | 2018-05-01 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of adjustable measurement standard part and application method |
| CN110836624A (en) * | 2019-11-26 | 2020-02-25 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of inner and outer stopper measuring tool for disc ring type parts and using method thereof |
| CN115183652A (en) * | 2021-09-17 | 2022-10-14 | 杭州廷晨机械有限公司 | High-precision outer spigot measuring mechanism |
| CN115615276A (en) * | 2022-12-19 | 2023-01-17 | 成都航利航空科技有限责任公司 | Caliper gauge with adjustable width and size and measuring method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976134A (en) * | 2017-11-23 | 2018-05-01 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of adjustable measurement standard part and application method |
| CN110836624A (en) * | 2019-11-26 | 2020-02-25 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of inner and outer stopper measuring tool for disc ring type parts and using method thereof |
| CN115183652A (en) * | 2021-09-17 | 2022-10-14 | 杭州廷晨机械有限公司 | High-precision outer spigot measuring mechanism |
| CN115615276A (en) * | 2022-12-19 | 2023-01-17 | 成都航利航空科技有限责任公司 | Caliper gauge with adjustable width and size and measuring method |
| CN115615276B (en) * | 2022-12-19 | 2023-08-22 | 成都航利航空科技有限责任公司 | Caliper with adjustable width and dimension and measuring method |
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|---|---|
| CN105571459B (en) | 2017-11-28 |
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