CN102706250A - Differential fine-tuning height gauge - Google Patents
Differential fine-tuning height gauge Download PDFInfo
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- CN102706250A CN102706250A CN2012101724849A CN201210172484A CN102706250A CN 102706250 A CN102706250 A CN 102706250A CN 2012101724849 A CN2012101724849 A CN 2012101724849A CN 201210172484 A CN201210172484 A CN 201210172484A CN 102706250 A CN102706250 A CN 102706250A
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- differential
- chi frame
- blade
- internal thread
- height gauge
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Abstract
The invention discloses a differential micro-adjustment height gauge, wherein a differential micro-adjustment mechanism is mounted on the ruler body 1 of a ruler, the differential micro-adjustment mechanism comprises a side force constanting device 2, a differential sleeve 3, a fixed internal thread cylinder 4, a micro-motion ruler frame 6, a fixing nut 7 and a differential screw rod 8, wherein the micro-motion ruler frame is mounted on the ruler body 1 through a spring copper sheet and can slide on the ruler body 1, the fixed internal thread cylinder 4 is arranged on the micro-motion ruler frame 6, the differential sleeve 3 is mounted at the upper end of the fixed internal thread cylinder 4, the side force constanting device 2 is mounted at the upper end of the differential screw rod 8 internally arranged inside the fixed internal thread cylinder 4, and the lower end of the differential screw rod 8 is connected with the fixing nut 7. In the invention, the principle of a differential screw pair is used for fine adjustment of dimensional precision, and the differential micro-adjustment height gauge has a simple structure, is convenient to use, and is high in measuring accuracy.
Description
Technical field
The present invention relates to height gauge, be specifically related to the differential differential tuning height gauge.
Background technology
At present, the measurer commonly used that is used for general precision measuring height such as mechanical component is a height gauge, because its structural reason; Its measuring accuracy is lower, and can only be used for general precision and require low parts measurement, and when having relatively high expectations precision measure part height; Then high precision measurers such as expense piece, dial gauge, clock gauge compare measurement; These measurers use more inconvenient than more complicated, and the cost price is higher, and this brings inconvenience to the user.
Summary of the invention
Of the present invention being: a kind of differential differential tuning height gauge is provided, utilizes the secondary principle of differential screw to come the inching precision, it is simple in structure, easy to use, measuring accuracy is high.
Technical solution of the present invention is: the differential differential tuning height gauge comprises blade, chi frame, base and differential differential tuning mechanism; The chi frame is installed on the blade through spring copper sheet, and can on blade, slide, and blade is vertically fixed on the base; It is characterized in that: differential differential tuning mechanism is installed on blade; Differential differential tuning mechanism comprises the constant device of side force, differential sleeve, fixedly internal thread tube, fine motion chi frame, hold-down nut, differential screw mandrel, and fine motion chi frame is installed on the blade through spring copper sheet, and can on blade, slide; Fine motion chi frame is provided with fixedly internal thread tube; Fixedly the differential sleeve is equipped with in internal thread tube upper end, and the constant device of side force is installed in the upper end of the built-in differential screw mandrel of fixing internal thread tube, and the lower end of differential screw mandrel is connected with hold-down nut.
In the differential differential tuning height gauge of the present invention, constant device of dynamometry and differential sleeve, the interlock of differential screw mandrel.
In the differential differential tuning height gauge of the present invention, blade is provided with main scale mark and subscale mark.
In the differential differential tuning height gauge of the present invention, fixedly the internal thread tube is provided with fixedly internal thread reading baseline.
In the differential differential tuning height gauge of the present invention, chi frame and fine motion chi frame are fixed on the blade through lock-screw.
In the differential differential tuning height gauge of the present invention, the chi frame is provided with chi frame reading baseline.
In the differential differential tuning height gauge of the present invention, on the chi frame magnifier is installed.
The groove principle: each little lattice of master calibration are 0.5mm on the blade, and subscale mark is divided into two the every little lattice of master calibration, and each little lattice of secondary scale are 0.5/2=0.25mm, and scale mark is to zero the time, and the zero degree line on the main scale mark of blade aligns with chi frame reading baseline; On differential screw mandrel, the different pitch of two sections M5 * 0.5 and M8 * 0.75 are arranged, the screw thread that the hand of spiral is identical; When the movable wire bar of being on duty rotated a circle, the chi frame only moved 0.25mm, on the tapered circumference of differential sleeve; Be provided with the scale mark of 50 five equilibriums; The reading of each little lattice is 0.25mm/50=0.005mm, and when differential sleeve revolution one lattice, chi is frameed shift and moved 0.005mm.
During measurement, at first to let chi frame and fine motion chi frame have adjustable clearance, the zero graduation line on the differential sleeve is alignd with fixing internal thread tube reading baseline; According to the size of workpiece size, confirm the position of chi frame on blade earlier, than about the big 0.5mm of workpiece physical size then; Tighten fixedly fine motion chi frame position of lock-screw, the constant device of rotation dynamometry drives differential screw mandrel and differential sleeve and rotates; The promotion chi is frameed shift moving, and workpiece is measured.
During reading; At first read chi frame reading baseline and aim at the scale numerical value on the blade, numerical value should be the integral multiple of 0.25mm, sees the fixedly numerical value of internal thread tube reading baseline and differential sleeve high scale line alignment line then; With two numerical value additions, promptly be the measured value of this workpiece at last.
Beneficial effect of the present invention is following: 1, utilize the secondary principle of differential screw to come the inching precision, and its simple in structure, easy to operate, low cost of manufacture, economical and practical.2, have differential measurement non-regulating effect, internal thread tube baseline gets final product only to need to align differential sleeve zero graduation line fixedly during use.3, the line function of differential differential tuning height gauge is the same with common height gauge, and precision increases, and its measuring accuracy is high, and precision is 0.005mm.During 4, to the batch detection workpiece, its detection efficiency is high.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the differential micrometering structural scheme of mechanism of Fig. 1.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is the main scale reading synoptic diagram a of Fig. 1.
Fig. 5 is the main scale reading synoptic diagram b of Fig. 1.
Fig. 6 is the main scale reading synoptic diagram c of Fig. 1.
Fig. 7 is the differential sleeve reading synoptic diagram d of Fig. 1.
Fig. 8 is the differential sleeve reading synoptic diagram e of Fig. 1.
Among the figure: 1, the constant device of main scale 2, dynamometry 3, differential sleeve 4, fixedly internal thread tube 5, fixedly internal thread tube reading baseline 6, fine motion chi frame 7, hold-down nut 8, differential screw mandrel 9, chi frame 10, scriber 11, lock-screw 12, magnifier 13, chi frame reading baseline 14, subscale mark 15, main scale mark 16, base.
Embodiment
Shown in Fig. 1-3, the differential differential tuning height gauge comprises blade 1, chi frame 9, base 16 and differential differential tuning mechanism, and chi frame 9 is installed on the blade 1 through spring copper sheet; And can on blade 1, slide; Blade 1 is vertically fixed on the base 16, it is characterized in that: differential differential tuning mechanism is installed on blade 1, and differential differential tuning mechanism comprises the constant device of side force 2, differential sleeve 3, fixedly internal thread tube 4, fine motion chi frame 6, hold-down nut 7, differential screw mandrel 8; Fine motion chi frame 6 is installed on the blade 1 through spring copper sheet; And can on blade 1, slide, fine motion chi frame 6 is provided with fixedly internal thread tube 4, and fixedly differential sleeve 3 is equipped with in internal thread tube 4 upper ends; The constant device 2 of side force is installed in the upper end of the built-in differential screw mandrel 8 of fixing internal thread tube 4, and the lower end of differential screw mandrel 8 is connected with hold-down nut 7.
In the differential differential tuning height gauge of the present invention, the constant device 2 of dynamometry and differential sleeve 3,8 interlocks of differential screw mandrel.
In the differential differential tuning height gauge of the present invention, blade 1 is provided with main scale mark 15 and subscale mark 14.
In the differential differential tuning height gauge of the present invention, fixedly internal thread tube 4 is provided with fixedly internal thread reading baseline 5.
In the differential differential tuning height gauge of the present invention, chi frame 9 is fixed on the blade 1 through lock-screw 11 with fine motion chi frame 6.
In the differential differential tuning height gauge of the present invention, chi frame 9 is provided with chi frame reading baseline 13.
In the differential differential tuning height gauge of the present invention, magnifier 12 is installed on the chi frame 9.
The groove principle: each little lattice of master calibration are 0.5mm on the blade 1; Subscale mark 14 is divided into two the every little lattice of master calibration; Secondary each little lattice of scale are 0.5/2=0.25mm, and scale mark is to zero the time, and the zero degree line on the main scale mark 15 of blade 1 aligns with chi frame reading baseline; On differential screw mandrel 8, the different pitch of two sections M5 * 0.5 and M8 * 0.75 are arranged, the screw thread that the hand of spiral is identical; When the movable wire bar 8 of being on duty rotated a circle, chi frame 9 only moved 0.25mm, on the tapered circumference of differential sleeve 3; Be provided with the scale mark of 50 five equilibriums; The reading of each little lattice is 0.25mm/50=0.005mm, and when differential sleeve 3 revolutions one lattice, chi frame 9 moves 0.005mm.
During measurement, at first to let chi frame 9 and fine motion chi frame 6 have adjustable clearance, the zero graduation line on the differential sleeve 3 is alignd with fixing internal thread tube reading baseline 5; According to the size of workpiece size, confirm the position of chi frame 9 on blade 1 earlier, than about the big 0.5mm of workpiece physical size then; Tighten fixedly fine motion chi frame 6 positions of lock-screw 11, the constant device 2 of rotation dynamometry drives differential screw mandrel 8 and differential sleeve 3 rotates; Promote chi frame 9 and move, workpiece is measured.
During reading; At first read chi frame reading baseline 13 and aim at the scale numerical value on the blades 1, numerical value should be the integral multiple of 0.25mm, sees the fixedly numerical value of internal thread tube reading baseline 5 and differential sleeve 3 high scale line alignment lines then; With two numerical value additions, promptly be the measured value of this workpiece at last; Reading example: like Fig. 4, shown in 7; Chi frame reading baseline 13 is below the 0.25mm subscale mark time; Numerical value is read as the lattice number that the main scale mark reading adds on the codifferential sleeve 3 and takes advantage of 0.005mm measuring accuracy value, and the reading result is L=21.5mm+21 lattice * 0.005mm=21.605mm; Like Fig. 5, shown in 7; Chi frame reading baseline 13 is on the 0.25mm subscale mark time; Numerical value is read as the main scale mark reading and adds 0.25mm, and the lattice number of adding on the differential sleeve 3 is taken advantage of 0.005mm measuring accuracy value, and the reading result is L=21.5mm+0.25mm+21 lattice * 0.005mm=21.855mm; Like Fig. 6, shown in 8, during chi frame reading baseline 13 alignment 0.25 subscale mark, numerical value is read as the main scale mark reading and adds 0.25mm, and the reading result is L=21.5mm+0.25mm=21.75mm.
Claims (7)
1. differential differential tuning height gauge; Comprise blade (1), chi frame (9), base (16) and differential differential tuning mechanism; Chi frame (9) is installed on the blade (1) through spring copper sheet, and can go up at blade (1) and slide, and blade (1) is vertically fixed on the base (16); It is characterized in that: on blade (1), differential differential tuning mechanism is installed; Differential differential tuning mechanism comprises the constant device of side force (2), differential sleeve (3), fixedly internal thread tube (4), fine motion chi frame (6), hold-down nut (7), differential screw mandrel (8), and fine motion chi frame (6) is installed on the blade (1) through spring copper sheet, and can go up at blade (1) and slide; Fine motion chi frame (6) is provided with fixedly internal thread tube (4); Fixedly differential sleeve (3) is equipped with in internal thread tube (4) upper end, and the constant device of side force (2) is installed in the upper end of the built-in differential screw mandrel (8) of fixing internal thread tube (4), and the lower end of differential screw mandrel (8) is connected with hold-down nut (7).
2. differential differential tuning height gauge according to claim 1 is characterized in that: the constant device of dynamometry (2) and differential sleeve (3), differential screw mandrel (8) interlock.
3. differential differential tuning height gauge according to claim 1 is characterized in that: blade (1) is provided with main scale mark (15) and subscale mark (14).
4. differential differential tuning height gauge according to claim 1 is characterized in that: fixedly internal thread tube (4) is provided with fixedly internal thread reading baseline (5).
5. differential differential tuning height gauge according to claim 1 is characterized in that: chi frame (9) and fine motion chi frame (6) are fixed on the blade (1) through lock-screw (11).
6. differential differential tuning height gauge according to claim 1 is characterized in that: chi frame (9) is provided with chi frame reading baseline (13).
7. differential differential tuning height gauge according to claim 1 is characterized in that: chi frame (9) is gone up magnifier (12) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101724849A CN102706250A (en) | 2012-05-30 | 2012-05-30 | Differential fine-tuning height gauge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101724849A CN102706250A (en) | 2012-05-30 | 2012-05-30 | Differential fine-tuning height gauge |
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| CN102706250A true CN102706250A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101724849A Pending CN102706250A (en) | 2012-05-30 | 2012-05-30 | Differential fine-tuning height gauge |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499419A (en) * | 2013-09-26 | 2014-01-08 | 浙江吉利控股集团有限公司 | Sealing property testing device of plug-in connector |
| CN103868497A (en) * | 2012-12-11 | 2014-06-18 | 上海昌吉地质仪器有限公司 | High-precision angle measuring device |
| CN104764380A (en) * | 2015-03-18 | 2015-07-08 | 陈功 | Goods height measurement device |
| CN108627070A (en) * | 2018-06-30 | 2018-10-09 | 蒙城信和汽车有限公司 | A kind of stamping parts of automobile dimension measuring device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201184777Y (en) * | 2008-01-22 | 2009-01-21 | 桂林山合量仪制造有限公司 | Height caliber rule |
| CN201359478Y (en) * | 2008-12-11 | 2009-12-09 | 淮阴工学院 | Multipurpose cursor micrometer caliper |
| CN202676089U (en) * | 2012-05-30 | 2013-01-16 | 淮阴工学院 | Differential micro-adjustment height gauge |
-
2012
- 2012-05-30 CN CN2012101724849A patent/CN102706250A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201184777Y (en) * | 2008-01-22 | 2009-01-21 | 桂林山合量仪制造有限公司 | Height caliber rule |
| CN201359478Y (en) * | 2008-12-11 | 2009-12-09 | 淮阴工学院 | Multipurpose cursor micrometer caliper |
| CN202676089U (en) * | 2012-05-30 | 2013-01-16 | 淮阴工学院 | Differential micro-adjustment height gauge |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868497A (en) * | 2012-12-11 | 2014-06-18 | 上海昌吉地质仪器有限公司 | High-precision angle measuring device |
| CN103499419A (en) * | 2013-09-26 | 2014-01-08 | 浙江吉利控股集团有限公司 | Sealing property testing device of plug-in connector |
| CN103499419B (en) * | 2013-09-26 | 2017-09-22 | 浙江吉利控股集团有限公司 | Connector sealing property testing equipment |
| CN104764380A (en) * | 2015-03-18 | 2015-07-08 | 陈功 | Goods height measurement device |
| CN108627070A (en) * | 2018-06-30 | 2018-10-09 | 蒙城信和汽车有限公司 | A kind of stamping parts of automobile dimension measuring device |
| CN108627070B (en) * | 2018-06-30 | 2019-11-05 | 蒙城信和汽车有限公司 | A kind of stamping parts of automobile dimension measuring device |
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Application publication date: 20121003 |