CN104776783A - Bar bending degree measuring instrument - Google Patents

Bar bending degree measuring instrument Download PDF

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Publication number
CN104776783A
CN104776783A CN201510177276.1A CN201510177276A CN104776783A CN 104776783 A CN104776783 A CN 104776783A CN 201510177276 A CN201510177276 A CN 201510177276A CN 104776783 A CN104776783 A CN 104776783A
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CN
China
Prior art keywords
bar
blade
vernier
fixed block
measuring instrument
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Granted
Application number
CN201510177276.1A
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Chinese (zh)
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CN104776783B (en
Inventor
王绍丹
刘建培
刘勇
耿梅雁
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Shijiazhuang Iron and Steel Co Ltd
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Shijiazhuang Iron and Steel Co Ltd
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Priority to CN201510177276.1A priority Critical patent/CN104776783B/en
Publication of CN104776783A publication Critical patent/CN104776783A/en
Application granted granted Critical
Publication of CN104776783B publication Critical patent/CN104776783B/en
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Abstract

The invention relates to a bar bending degree measuring instrument, belongs to the technical field of metallurgical bar measuring tools, and is used for measuring the bending degree of a metal bar. The bar bending degree measuring instrument is characterized in that a vernier seat is in sliding fit with a vernier body, a digital display dial indicator is fixedly mounted at the lower part of the vernier seat, two fixing blocks are respectively mounted at the two ends of the vernier body and in sliding fit with the vernier body, the upper parts of two bar cards are in assembly connection with the fixing blocks, and V-shaped clamping grooves are formed in the lower parts of the two bar cards. The fixing blocks at the two ends of the vernier body are in positioning contact with a bar, the digital display dial indicator in the middle of the vernier body is used for performing distance measurement on the surface of the bar, the bending degree detection precision can satisfy the bending degree of 0.1 mm per meter, and the bending direction of a steel product can be displayed. The bar bending degree measuring instrument provided by the invention is simple in structure and accurate in measurement, and can be operated by a single person; the bending degree of the bar between 200-1000 mm can be measured through moving of the fixing blocks and the bar cards; the bending degrees of other plates and pipes can also be measured.

Description

A kind of bar stock bent degree measuring instrument
Technical field
The present invention relates to a kind of instrument measuring metal bar flexibility, belong to metallurgy bar survey instrument technical field.
Background technology
The bar that metallurgy industry is produced there are certain requirements flexibility in national standard or industry standard, general measuring method is for being close to measured long material with 1000mm board foot, measure at measured long material and the gap place clearance gauge of board foot or the pit gauge of vernier caliper, gained size is every meter of flexibility.General measuring method need two people and two kinds of instruments with the use of, can not directly obtain flexibility numerical value, therefore need the instrument of a kind of both practical and convenient measurement bar flexibility.
Summary of the invention
The technical issues that need to address of the present invention are to provide a kind of bar stock bent degree measuring instrument, and this measuring instrument can one man operation, can measure the flexibility of metal bar easily and accurately.
The technical scheme solved the problems of the technologies described above is:
A kind of bar stock bent degree measuring instrument, it comprises blade, digital display centimeter, vernier seat, fixed block, bar card, vernier seat is arranged on blade, vernier seat and blade are for being slidably matched, above vernier seat, there is vernier seat clamping screw vernier seat and blade to be fixed, digital display centimeter is installed with vernier seat and is connected, two fixed blocks are rectangular parallelepiped, two fixed blocks are arranged on the two ends of blade respectively, two fixed blocks and blade are for being slidably matched, above fixed block, there is fixed block clamping screw fixed block and blade to be fixed, the top of two bar cards and fixed block assembly connection, the bottom of two bar cards is respectively the V-type draw-in groove that Open Side Down, two V-type draw-in groove upper ends are connected respectively by the top of spring lever with bar card.
Above-mentioned bar stock bent degree measuring instrument, described digital display centimeter is made up of dial gauge gauge outfit, surveyingpin, adapter sleeve, dial gauge gauge outfit is connected with surveyingpin upper end, surveyingpin is arranged on vernier seat by adapter sleeve, and surveyingpin head is greater than to the distance of blade the distance 8 ~ 10mm arriving blade bottom fixed block.
Above-mentioned bar stock bent degree measuring instrument, there is strip hole at the center of described vernier seat and fixed block respectively, and strip hole and blade cross sectional shape match, and vernier seat and fixed block are sleeved on blade by strip hole.
Above-mentioned bar stock bent degree measuring instrument, there is spring eye vertically downward the both sides, top of described bar card, the embedded shock mount of spring eye, and the upper end of spring lever withstands on the lower end of spring, and the lower end of spring lever is connected with the upper end of V-type draw-in groove.
Above-mentioned bar stock bent degree measuring instrument, it also has U-shaped calibration block, and U-shaped calibration block is U-shaped piece, and the degree of depth of the U-type groove in the middle of U-shaped calibration block is equal with the distance bottom fixed block bottom blade.
The invention has the beneficial effects as follows:
The fixed block at blade two ends of the present invention and bar aligned contact, digital display centimeter in the middle of blade is found range to Surface of Rod Bar, range measurement can demonstrate the flexibility of bar, flexibility accuracy of detection can meet every meter of flexibility 0.1mm, and by digital display centimeter feedback the positive and negative bending direction that can judge steel fast of numerical value.Structure of the present invention is simple, measurement is accurate, one man operation can be realized, every meter of flexibility can not only be measured, the flexibility between bar 200 ~ 1000mm can be measured by mobile fixed block and bar card, and the flexibility of the deformed steel of plane, cambered surface can also be had to measure to sheet material, tubing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A cut-open view of Fig. 1;
Fig. 3 is the structural representation of U-shaped calibration block;
Fig. 4 is the front view of surveyingpin;
Fig. 5 is the side view of surveyingpin.
In figure, mark is as follows: blade 1, digital display centimeter 2, vernier seat 3, fixed block 4, bar card 5, V-type draw-in groove 6, spring lever 7, vernier seat clamping screw 8, fixed block clamping screw 9, U-shaped calibration block 10, surveyingpin 11.
Embodiment
The present invention is made up of blade 1, digital display centimeter 2, vernier seat 3, fixed block 4, bar card 5, U-shaped calibration block 10.
Fig. 1 shows, there is strip hole at vernier seat 3 center, and strip hole and blade 1 cross sectional shape match, and vernier seat 3 is sleeved on blade 1 by strip hole, vernier seat 3 and blade 1, for being slidably matched, have vernier seat clamping screw 8 vernier seat 3 and blade 1 to be fixed above vernier seat 3.Between vernier seat 3 and blade 1, pad is housed, ensure the easy slide of vernier seat 3, blade 1 is marked with a centimetre unit scales.
Fig. 1 shows, and digital display centimeter 2 is installed with vernier seat 3 and is connected, and digital display centimeter 2 is made up of dial gauge gauge outfit, surveyingpin 11, adapter sleeve.Dial gauge gauge outfit is connected with surveyingpin 11 upper end, and surveyingpin 11 is arranged on vernier seat 3 by adapter sleeve, and surveyingpin 11 head is greater than to the distance of blade 1 the distance 8 ~ 10mm arriving blade 1 bottom fixed block 4.
Fig. 1 shows, two fixed blocks 4 are rectangular parallelepiped, there is strip hole at the center of two fixed blocks 4 respectively, strip hole and blade cross sectional shape match, fixed block 4 is sleeved on the two ends of blade 1 by strip hole, two fixed blocks 4 and blade 1, for being slidably matched, have fixed block clamping screw 9 fixed block 4 and blade 4 to be fixed above fixed block 4.Between fixed block 4 and blade 1, pad is housed, ensures the easy slide of fixed block 4.
Fig. 1,2 displays, the top of two bar cards 5 and fixed block 4 assembly connection, the bottom of two bar cards 5 is respectively the V-type draw-in groove 6 that Open Side Down.There is spring eye vertically downward the both sides, top of bar card 5, the embedded shock mount of spring eye, and the upper end of spring lever 7 withstands on the lower end of spring, and the lower end of spring lever 7 is connected with the upper end of V-type draw-in groove 6.
Fig. 3 shows, and U-shaped calibration block 10 is U-shaped piece, and the degree of depth of the middle U-type groove of U-shaped calibration block 10 is equal with the distance bottom fixed block 4 bottom blade 1.
Fig. 4,5 displays, the bottom of surveyingpin is a line, but not a point, the measuring error that when avoiding measuring, the while of bar horizontal and vertical directions, slight bending causes.
Using method of the present invention is as follows:
First U-shaped calibration block 10 pairs of equipment are used to return to zero.Owing to arriving the U-type groove deep equality of the U-shaped calibration block 10 of Distance geometry of blade 1 lower end bottom fixed block 4, directly U-shaped calibration block 10 is resisted against blade 1 bottom, treats that U-shaped calibration block 10 liang of side planes are fitted on blade 1 lower plane completely, can zeroing work be carried out.
Then measure.Operating personnel's hand-held blade 1 two ends, utilize the automatic centering function of the V-type draw-in groove 6 of bar card 5 bottom, by the V-type draw-in groove 6 of the bar card 5 of blade 1 both sides with survey bar and be close to, press down bottom blade 1 to fixed block 4 and contact with Surface of Rod Bar, now on digital display centimeter 2, the numeral of display is the bending angle value of bar every meter, also can be judged the bending direction of steel by "+,-" number of numeral.
Other positions of bar are measured and are realized by the fixed block 4 at mobile vernier seat 3 or two ends, bar card 5.Measuring method of the present invention is convenient and practical, not only can realize one man operation, and the data drawn are quick, accurate, also can judge the bending direction of steel.

Claims (5)

1. a bar stock bent degree measuring instrument, it is characterized in that: it comprises blade (1), digital display centimeter (2), vernier seat (3), fixed block (4), bar card (5), vernier seat (3) is arranged on blade (1), vernier seat (3) and blade (1) are for being slidably matched, there is vernier seat clamping screw (8) vernier seat (3) and blade (1) to be fixed in the top of vernier seat (3), digital display centimeter (2) is installed with vernier seat (3) and is connected, two fixed blocks (4) are rectangular parallelepiped, two fixed blocks (4) are arranged on the two ends of blade (1) respectively, two fixed blocks (4) and blade (1) are for being slidably matched, there is fixed block clamping screw (9) fixed block (4) and blade (1) to be fixed in the top of fixed block (4), the top of two bar cards (5) and fixed block (4) assembly connection, the bottom of two bar cards (5) is respectively the V-type draw-in groove (6) that Open Side Down, two V-type draw-in groove (6) upper ends are connected respectively by the top of spring lever (7) with bar card (5).
2. bar stock bent degree measuring instrument according to claim 1, it is characterized in that: described digital display centimeter (2) is made up of dial gauge gauge outfit, surveyingpin (11), adapter sleeve, dial gauge gauge outfit is connected with surveyingpin (11) upper end, surveyingpin (11) is arranged on vernier seat (3) by adapter sleeve, and surveyingpin (11) head is greater than the distance 8 ~ 10mm of fixed block (4) bottom to blade (1) to the distance of blade (1).
3. bar stock bent degree measuring instrument according to claim 1 and 2, it is characterized in that: there is strip hole at the center of described vernier seat (3) and fixed block (4) respectively, strip hole and blade (1) cross sectional shape match, and vernier seat (3) and fixed block (4) are sleeved on blade (1) by strip hole.
4. bar stock bent degree measuring instrument according to claim 3, it is characterized in that: there is spring eye vertically downward the both sides, top of described bar card (5), the embedded shock mount of spring eye, the upper end of spring lever (7) withstands on the lower end of spring, and the lower end of spring lever (7) is connected with the upper end of V-type draw-in groove (6).
5. bar stock bent degree measuring instrument according to claim 4, it is characterized in that: it also has U-shaped calibration block (10), U-shaped calibration block (10) is U-shaped piece, and the degree of depth of the middle U-type groove of U-shaped calibration block (10) is equal to the distance of blade (1) bottom with fixed block (4) bottom.
CN201510177276.1A 2015-04-15 2015-04-15 A kind of bar stock bent degree measuring instrument Active CN104776783B (en)

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Application Number Priority Date Filing Date Title
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CN104776783B CN104776783B (en) 2017-08-01

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105222681A (en) * 2015-10-29 2016-01-06 石家庄钢铁有限责任公司 A kind of can the bar stock bent degree measuring instrument of continuous coverage
CN105223225A (en) * 2015-10-08 2016-01-06 同济大学 A kind of test macromolecular material shape-memory properties device, method of testing and application thereof
CN105758334A (en) * 2016-04-22 2016-07-13 国网福建省电力有限公司 Crimping pipe curvature intelligence measuring instrument
CN106383001A (en) * 2015-07-31 2017-02-08 上海宝钢工业技术服务有限公司 Steam-turbine high-pressure main-throttle-valve equilibrated valve spring pretightening force measurement tool
CN106767499A (en) * 2016-11-25 2017-05-31 江苏奥维信亨通光学科技有限公司 A kind of preform flexibility measuring method
CN110044297A (en) * 2019-04-22 2019-07-23 江苏亨通光导新材料有限公司 A kind of detection method of preform curvature
CN110125037A (en) * 2019-04-28 2019-08-16 上海欧唯斯工具制造有限公司 Screwdriver knife bar curvature automatic tester

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1194505A (en) * 1997-09-17 1999-04-09 Nkk Corp Method and device for measuring lateral bend in steel sheet
CN2802437Y (en) * 2005-05-14 2006-08-02 张修江 Radius rule for measuring curve
CN201037762Y (en) * 2007-02-07 2008-03-19 西安飞机工业(集团)有限责任公司 Tool for measuring arc height
CN202757569U (en) * 2012-07-25 2013-02-27 中国石油化工股份有限公司 Steel tube curvature measuring tool
CN104236430A (en) * 2014-08-04 2014-12-24 上海建科工程咨询有限公司 Shield tunnel section curvature radius testing device and application method thereof
CN204495256U (en) * 2015-04-15 2015-07-22 石家庄钢铁有限责任公司 A kind of bar stock bent degree measuring instrument

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1194505A (en) * 1997-09-17 1999-04-09 Nkk Corp Method and device for measuring lateral bend in steel sheet
CN2802437Y (en) * 2005-05-14 2006-08-02 张修江 Radius rule for measuring curve
CN201037762Y (en) * 2007-02-07 2008-03-19 西安飞机工业(集团)有限责任公司 Tool for measuring arc height
CN202757569U (en) * 2012-07-25 2013-02-27 中国石油化工股份有限公司 Steel tube curvature measuring tool
CN104236430A (en) * 2014-08-04 2014-12-24 上海建科工程咨询有限公司 Shield tunnel section curvature radius testing device and application method thereof
CN204495256U (en) * 2015-04-15 2015-07-22 石家庄钢铁有限责任公司 A kind of bar stock bent degree measuring instrument

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106383001A (en) * 2015-07-31 2017-02-08 上海宝钢工业技术服务有限公司 Steam-turbine high-pressure main-throttle-valve equilibrated valve spring pretightening force measurement tool
CN105223225A (en) * 2015-10-08 2016-01-06 同济大学 A kind of test macromolecular material shape-memory properties device, method of testing and application thereof
CN105222681A (en) * 2015-10-29 2016-01-06 石家庄钢铁有限责任公司 A kind of can the bar stock bent degree measuring instrument of continuous coverage
CN105758334A (en) * 2016-04-22 2016-07-13 国网福建省电力有限公司 Crimping pipe curvature intelligence measuring instrument
CN106767499A (en) * 2016-11-25 2017-05-31 江苏奥维信亨通光学科技有限公司 A kind of preform flexibility measuring method
CN110044297A (en) * 2019-04-22 2019-07-23 江苏亨通光导新材料有限公司 A kind of detection method of preform curvature
CN110125037A (en) * 2019-04-28 2019-08-16 上海欧唯斯工具制造有限公司 Screwdriver knife bar curvature automatic tester

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