CN110081848A - A kind of beam blank mould opening degree measuring instrument - Google Patents
A kind of beam blank mould opening degree measuring instrument Download PDFInfo
- Publication number
- CN110081848A CN110081848A CN201910481618.7A CN201910481618A CN110081848A CN 110081848 A CN110081848 A CN 110081848A CN 201910481618 A CN201910481618 A CN 201910481618A CN 110081848 A CN110081848 A CN 110081848A
- Authority
- CN
- China
- Prior art keywords
- sliding blocks
- fixedly connected
- crystallizer
- connecting plate
- displacement sensor
- 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.)
- Granted
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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
A kind of beam blank mould opening degree measuring instrument, the present invention relates to casting detection device technical fields；Guide rail is fixed on the lower surface of rack, and guide rail successively slidably connects No.1 sliding block, No. two sliding blocks and No. three sliding blocks from left to right；Wherein, the leading flank of No.1 sliding block is fixedly connected with brake(-holder) block by slider connecting plate, and handwheel is threaded on brake(-holder) block, and the inner end activity of handwheel contradicts on the leading flank of rack；The lower surface of slider connecting plate is fixedly connected with magnetic chuck；The leading flank of above-mentioned No. two sliding blocks is fixedly connected with electric control system and touching display screen, and the lower surface of No. two sliding blocks is fixedly connected with contact supporting, is fixedly connected to contact on wall at left and right sides of the lower end of contact supporting.Can be convenient by changing the position dimension between component, accurately measure Beam Blank Mould inner cavity each position size, improve measurement accuracy, practicability is stronger.
Description
Technical field
The present invention relates to casting detection device technical fields, and in particular to a kind of beam blank mould opening degree measuring instrument.
Background technique
With the rapid development of Iron and Steel Enterprises in China continuous casting process, crystallizer associated technical parameters precision is proposed higher
It is required that wherein Beam Blank Mould, most representative since structure is complicated, inner cavity critical size is more.In production practice,
Beam Blank Mould size suitable for reading (i.e. opening degree) is parameter important in production technology, currently, producer uses meter ruler, steel mostly
The traditional measurements tool such as board foot measurement, it cannot be guaranteed that measurement accuracy or even shadow slab quality.Since chamber size is more in shaped blank,
It is required that measuring instrument will take into account all position dimensions under the premise of guaranteeing measurement accuracy, to reduce measuring instrument production cost,
It is convenient for daily maintenance simultaneously, it is easy to use etc..Therefore, the high-precision that can measure Beam Blank Mould opening degree is needed
Measuring instrument.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of structure is simple, design rationally, make
With convenient beam blank mould opening degree measuring instrument, it may be convenient to by changing the position dimension between component, accurately
Beam Blank Mould inner cavity each position size is measured, measurement accuracy is improved, practicability is stronger.
To achieve the above object, the technical solution adopted by the present invention is that: it include guide rail, No. three sliding blocks, contact supporting, branch
Point mounting rack, slider connecting plate, rack, support wheel, directive wheel, support wheel carrier, magnetic chuck, electric control system and touch-control are aobvious
Display screen, displacement sensor, contact, displacement sensor connecting plate, brake(-holder) block, handwheel, No.1 sliding block, No. two sliding blocks, L shape branch
Seat；Guide rail is fixed on the lower surface of rack, and guide rail successively slidably connects No.1 sliding block, No. two sliding blocks and No. three cunnings from left to right
Block；Wherein, the leading flank of No.1 sliding block is fixedly connected with brake(-holder) block by slider connecting plate, is threaded with hand on brake(-holder) block
The inner end activity of wheel, handwheel contradicts on the leading flank of rack；The lower surface of slider connecting plate is fixedly connected with magnetic chuck；On
The leading flank for stating No. two sliding blocks is fixedly connected with electric control system and touching display screen, and the lower surface of No. two sliding blocks is fixedly connected
There is contact supporting, is fixedly connected to contact on wall at left and right sides of the lower end of contact supporting；The upper end back fixation of contact supporting
It is connected with displacement sensor connecting plate, the movable end of displacement sensor is fixedly connected on displacement sensor connecting plate, displacement passes
The fixing end of sensor is fixedly connected on the back of rack, and the movable end of displacement sensor is fixed on the displacement sensor connecting plate
On, the fixing end of displacement sensor is fixedly connected on the back of rack；Upper displacement sensors and electric control system and touch-control
Pass through cable connection between display screen；The bottom surface of above-mentioned No. three sliding blocks is fixedly connected with L shape support, the water of L shape support
Flat section lower surface is fixedly connected with support wheel carrier, supports in the vertical section of wheel carrier and is connected with support wheel by shaft rotation；L shape
The lower end of the vertical section of support is fixedly connected with fulcrum mounting rack, and the rear and front end of fulcrum mounting rack, which is rotated by shaft, to be connected
There is directive wheel.
Further, it is folded with washer between the support wheel and the vertical section for supporting wheel carrier, which is set in company
It connects in the shaft of support wheel.
Measuring process of the invention is as follows:
1, when crystallizer is in stopping casting state, beam blank mould opening degree measuring instrument is placed in crystallizer platform
Top, firstly, adjustment the distance between No.1 sliding block and No. three sliding blocks, so that the directive wheel below No. three sliding blocks is put into crystallizer
In, and two directive wheels of rear and front end is required to contact simultaneously with crystallizer inner wall, to guarantee that instrument and internal surface of crystallizer hang down
Directly, meanwhile, the magnetic chuck for being connected to No.1 sliding block lower part is placed in crystallizer platform edges, at this point, being connected under No. two sliding blocks
The contact in portion is in crystallizer internal cavity；
2, the power knob on electric control system and touching display screen is pressed, the measuring instrument is started, slowly pushes No. two
Sliding block contacts the contact of side with the first inner surface of crystallizer, clicks data " clearing " button at this time；And then, slowly
No. two sliding blocks are pushed, contact the contact of the other side with the second inner surface of crystallizer, the numerical value that reading display screen is shown at this time is i.e.
For the physical length to be measured；The displacement sensor being connected on displacement sensor connecting plate can be measured in two crystallizers
The distance between surface, and the display screen being shown in after being handled by built-in single-chip microcontroller in electric control system and touching display screen
On；
3, according to the operating procedure of above-mentioned steps 1 to step 2, the measurement of other crystallizer position dimensions is completed, work is measured
After the completion, it pass hull closure and is placed in hutch.
After adopting the above structure, the invention has the following beneficial effects: a kind of beam blank mould opening degree of the present invention is surveyed
Measure instrument, it may be convenient to by changing the position dimension between component, accurately measure Beam Blank Mould inner cavity each position ruler
The advantages that very little, raising measurement accuracy, practicability is stronger, and the present invention has structure simple, is arranged rationally, low manufacture cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is sectional view along A-A in Fig. 1.
Description of symbols:
1, No. three sliding block 2 of guide rail, contact supporting 3, fulcrum mounting rack 4, slider connecting plate 5, rack 6, support wheel 7, guiding
Wheel 8, washer 9, support wheel carrier 10, magnetic chuck 11, electric control system and touching display screen 12, displacement sensor 13, contact
14, displacement sensor connecting plate 15, brake(-holder) block 16, handwheel 17, No.1 sliding block 18, No. two sliding blocks 19, L shape supports 20.
Specific embodiment
The present invention will be further described below with reference to the drawings.
Referring to as depicted in figs. 1 and 2, present embodiment the technical solution adopted is that: it includes 1, No. three cunning of guide rail
Block 2, contact supporting 3, fulcrum mounting rack 4, slider connecting plate 5, rack 6, support wheel 7, directive wheel 8, support wheel carrier 10, magnetic suction
Disk 11, electric control system and touching display screen 12, displacement sensor 13, contact 14, displacement sensor connecting plate 15, brake(-holder) block
16, handwheel 17, No.1 sliding block 18, No. two sliding blocks 19, L shape supports 20；Guide rail 1 is fastened under rack 6 using screw
Surface, guide rail 1 successively slidably connect 18, No. two sliding blocks 19 of No.1 sliding block and No. three sliding blocks 2 from left to right；Wherein, No.1 is sliding
The leading flank of block 18 is fixedly connected with brake(-holder) block 16 by slider connecting plate 5 and (utilizes screw on rear side of the upper surface of slider connecting plate 5
It is fastened on the bottom surface of No.1 sliding block 18, brake(-holder) block 16 is fastened on dew using screw and is set to 18 front side of No.1 sliding block
On the upper surface of the slider connecting plate 5 of face part), handwheel 17 is threaded on brake(-holder) block 16, and the inner end activity of handwheel 17 is supported
Touching is on the leading flank of rack 6 (for the positioning to No.1 sliding block 18)；The lower surface screw of slider connecting plate 5 is fixedly connected with
Magnetic chuck 11；The leading flank of above-mentioned No. two sliding blocks 19 is fixedly connected with electric control system and touching display screen using screw
12, the lower surface of No. two sliding blocks 19 is fixedly connected with contact supporting 3 using screw, at left and right sides of the lower end of contact supporting 3 on wall
Contact 14 is fixedly connected with using screw；The upper end back of contact supporting 3 is fixedly connected with displacement sensor using screw and connects
Fishplate bar 15 is fixedly connected with the movable end of displacement sensor on displacement sensor connecting plate 15 using screw, displacement sensor
Fixing end is fixedly connected on the back of rack 6 using screw, and the movable end of displacement sensor 13 is fixed on the position using screw
On displacement sensor connecting plate 15, the fixing end of displacement sensor 13 is fixedly connected on the back of rack 6 using screw；Above-mentioned displacement
Pass through cable connection between sensor and electric control system and touching display screen 12；The bottom surface of above-mentioned No. three sliding blocks 2 utilizes
Screw is fixedly connected with L shape support 20, and the horizontal segment lower surface of L shape support 20 is fixedly connected with support wheel carrier using screw
10, it supports in the vertical section of wheel carrier 10 and support wheel 7 is connected with by shaft rotation；The lower end of the vertical section of L shape support 20 is solid
Surely it is connected with fulcrum mounting rack 4, the rear and front end of fulcrum mounting rack 4 is connected with directive wheel 8 by shaft rotation.
Further, it is folded with washer 9 between the support wheel 7 and the vertical section for supporting wheel carrier 10, which is arranged
In the shaft of connection support wheel 7.
The measuring process of present embodiment is as follows:
1, when crystallizer is in stopping casting state, beam blank mould opening degree measuring instrument is set up using rack 6
Above crystallizer platform, firstly, adjustment the distance between No.1 sliding block 18 and No. three sliding blocks 2, so that below No. three sliding blocks 2
Directive wheel 8 is put into crystallizer, and two directive wheels 8 of rear and front end is required to contact simultaneously with crystallizer inner wall, to guarantee instrument
Device is vertical with internal surface of crystallizer, meanwhile, the magnetic chuck 11 for being connected to 18 lower part of No.1 sliding block is placed in crystallizer platform edges,
At this point, the contact 14 for being connected to No. two 19 lower parts of sliding block is in crystallizer internal cavity；
2, the power knob on electric control system and touching display screen 12 is pressed, starts the measuring instrument, slowly pushes two
Number sliding block 19, contacts the contact 14 of side with the first inner surface of crystallizer, clicks data " clearing " button at this time；Immediately
, No. two sliding blocks 19 are slowly pushed, contact the contact 14 of the other side with the second inner surface of crystallizer, read display screen display at this time
The numerical value shown is the physical length to be measured；The displacement sensor being connected on displacement sensor connecting plate 15 can be measured
The distance between two internal surface of crystallizer, and electric control system is shown in and touch-control is shown after handling by built-in single-chip microcontroller
On display screen in screen 12；
3, according to the operating procedure of above-mentioned steps 1 to step 2, the measurement of other crystallizer position dimensions is completed, work is measured
After the completion, it pass hull closure and is placed in hutch.
After adopting the above structure, present embodiment has the beneficial effect that a kind of abnormal shape described in present embodiment
Billet crystallizer opening degree measuring instrument, it may be convenient to by changing the position dimension between component, accurately measure shaped blank knot
Brilliant device inner cavity each position size improves measurement accuracy, and practicability is stronger, and the present invention has structure simple, and setting rationally, is fabricated to
This low advantage.
The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (3)
1. a kind of beam blank mould opening degree measuring instrument, it is characterised in that: it includes guide rail (1), No. three sliding blocks (2), contacts
Bracket (3), fulcrum mounting rack (4), slider connecting plate (5), rack (6), support wheel (7), directive wheel (8), support wheel carrier (10),
Magnetic chuck (11), electric control system and touching display screen (12), displacement sensor (13), contact (14), displacement sensor
Connecting plate (15), brake(-holder) block (16), handwheel (17), No.1 sliding block (18), No. two sliding blocks (19), L shape support (20)；Guide rail
(1) it is fixed on the lower surface of rack (6), guide rail (1) successively slidably connects No.1 sliding block (18), No. two sliding blocks from left to right
(19) and No. three sliding blocks (2)；Wherein, the leading flank of No.1 sliding block (18) is fixedly connected with brake(-holder) block by slider connecting plate (5)
(16), it is threaded with handwheel (17) on brake(-holder) block (16), the inner end activity of handwheel (17) contradicts the leading flank in rack (6)
On；The lower surface of slider connecting plate (5) is fixedly connected with magnetic chuck (11)；The leading flank of above-mentioned No. two sliding blocks (19) is fixed to be connected
It is connected to electric control system and touching display screen (12), the lower surface of No. two sliding blocks (19) is fixedly connected with contact supporting (3), touching
Contact (14) are fixedly connected on wall at left and right sides of the lower end of head bracket (3)；The upper end back fixation of contact supporting (3) connects
Have displacement sensor connecting plate (15), the movable end of displacement sensor, position are fixedly connected on displacement sensor connecting plate (15)
The fixing end of displacement sensor is fixedly connected on the back of rack (6), and the movable end of displacement sensor (13) is fixed on the displacement
On sensor connecting plate (15), the fixing end of displacement sensor (13) is fixedly connected on the back of rack (6)；Above-mentioned displacement sensing
Pass through cable connection between device and electric control system and touching display screen (12)；The bottom surface of above-mentioned No. three sliding blocks (2) is fixed
It is connected with L shape support (20), the horizontal segment lower surface of L shape support (20) is fixedly connected with support wheel carrier (10), support wheel
Support wheel (7) are connected with by shaft rotation in the vertical section of frame (10)；The lower end of the vertical section of L shape support (20) is fixed to be connected
It is connected to fulcrum mounting rack (4), the rear and front end of fulcrum mounting rack (4) is connected with directive wheel (8) by shaft rotation.
2. a kind of beam blank mould opening degree measuring instrument according to claim 1, it is characterised in that: the support wheel
(7) washer (9) are folded between the vertical section of support wheel carrier (10), which is set in the shaft of connection support wheel (7)
On.
3. a kind of beam blank mould opening degree measuring instrument, it is characterised in that: its measuring process is as follows:
(1), when crystallizer is in stopping casting state, beam blank mould opening degree measuring instrument is placed on crystallizer platform
Side, firstly, adjustment the distance between No.1 sliding block and No. three sliding blocks, so that the directive wheel below No. three sliding blocks is put into crystallizer
In, and two directive wheels of rear and front end is required to contact simultaneously with crystallizer inner wall, to guarantee that instrument and internal surface of crystallizer hang down
Directly, meanwhile, the magnetic chuck for being connected to No.1 sliding block lower part is placed in crystallizer platform edges, at this point, being connected under No. two sliding blocks
The contact in portion is in crystallizer internal cavity；
(2), the power knob on electric control system and touching display screen is pressed, the measuring instrument is started, slowly pushes No. two cunnings
Block contacts the contact of side with the first inner surface of crystallizer, clicks data " clearing " button at this time；And then, it slowly pushes away
No. two sliding blocks are moved, contact the contact of the other side with the second inner surface of crystallizer, reading the numerical value that display screen is shown at this time is
The physical length to be measured；The displacement sensor being connected on displacement sensor connecting plate can measure table in two crystallizers
The distance between face, and the display screen being shown in after being handled by built-in single-chip microcontroller in electric control system and touching display screen
On；
(3), according to the operating procedure of above-mentioned steps (1) to step (2), the measurement of other crystallizer position dimensions is completed, work is measured
After the completion of work, pass hull closure is simultaneously placed in hutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481618.7A CN110081848B (en) | 2019-06-04 | 2019-06-04 | Special-shaped blank crystallizer opening degree measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481618.7A CN110081848B (en) | 2019-06-04 | 2019-06-04 | Special-shaped blank crystallizer opening degree measuring instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110081848A true CN110081848A (en) | 2019-08-02 |
| CN110081848B CN110081848B (en) | 2021-01-15 |
Family
ID=67423439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910481618.7A Expired - Fee Related CN110081848B (en) | 2019-06-04 | 2019-06-04 | Special-shaped blank crystallizer opening degree measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110081848B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155550Y (en) * | 1993-03-19 | 1994-02-09 | 赵大我 | Probe of detector for crystallizer inner chamber size of conticaster |
| CN2172856Y (en) * | 1993-10-05 | 1994-07-27 | 冶金工业部自动化研究院 | Instrument for measuring openings and back tapers of crystallizers |
| JPH08261744A (en) * | 1995-03-27 | 1996-10-11 | Tamagawa Seiki Co Ltd | Method and device for vessel shape measurement |
| CN201081700Y (en) * | 2007-09-28 | 2008-07-02 | 上海重矿连铸技术工程有限公司 | Guide mechanism of square copper tube crystallizer taper measuring device |
| CN101398300A (en) * | 2007-09-28 | 2009-04-01 | 上海重矿连铸技术工程有限公司 | Conicity measurement mechanism for circular copper pipe crystallizer |
| CN201322612Y (en) * | 2008-12-12 | 2009-10-07 | 上海梅山钢铁股份有限公司 | Measuring apparatus for slab casting machine crystallizer |
| CN204301652U (en) * | 2014-11-26 | 2015-04-29 | 水星海事技术(苏州)有限公司 | A kind of cubing for flywheel internal diameter |
| CN105973118A (en) * | 2016-06-07 | 2016-09-28 | 上海联合滚动轴承有限公司 | Multipurpose measurement ruler for oversize wind electricity bearing |
| CN206891317U (en) * | 2017-06-28 | 2018-01-16 | 马鞍山马钢表面工程技术有限公司 | A kind of Copper Pipe in Round Caster Mould detecting tool |
| CN207395615U (en) * | 2017-11-09 | 2018-05-22 | 上海市欣宇建设工程检测试验有限公司 | A kind of quick measurement detection device |
| CN207570424U (en) * | 2017-11-30 | 2018-07-03 | 长兴常丰量具有限公司 | A kind of vernier caliper for being used to measure pipe fitting internal-and external diameter |
| CN208187311U (en) * | 2018-04-18 | 2018-12-04 | 哈尔滨锅炉厂有限责任公司 | A kind of adjustable barrel bore sample plate |
| CN208606682U (en) * | 2018-08-14 | 2019-03-15 | 天津国化集团有限公司 | A kind of natural gas line measurement device of diameter convenient for storage |
| CN208751444U (en) * | 2018-10-24 | 2019-04-16 | 山西北方机械制造有限责任公司 | A kind of internal-and external diameter integral type measuring device |
-
2019
- 2019-06-04 CN CN201910481618.7A patent/CN110081848B/en not_active Expired - Fee Related
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2155550Y (en) * | 1993-03-19 | 1994-02-09 | 赵大我 | Probe of detector for crystallizer inner chamber size of conticaster |
| CN2172856Y (en) * | 1993-10-05 | 1994-07-27 | 冶金工业部自动化研究院 | Instrument for measuring openings and back tapers of crystallizers |
| JPH08261744A (en) * | 1995-03-27 | 1996-10-11 | Tamagawa Seiki Co Ltd | Method and device for vessel shape measurement |
| CN201081700Y (en) * | 2007-09-28 | 2008-07-02 | 上海重矿连铸技术工程有限公司 | Guide mechanism of square copper tube crystallizer taper measuring device |
| CN101398300A (en) * | 2007-09-28 | 2009-04-01 | 上海重矿连铸技术工程有限公司 | Conicity measurement mechanism for circular copper pipe crystallizer |
| CN201322612Y (en) * | 2008-12-12 | 2009-10-07 | 上海梅山钢铁股份有限公司 | Measuring apparatus for slab casting machine crystallizer |
| CN204301652U (en) * | 2014-11-26 | 2015-04-29 | 水星海事技术(苏州)有限公司 | A kind of cubing for flywheel internal diameter |
| CN105973118A (en) * | 2016-06-07 | 2016-09-28 | 上海联合滚动轴承有限公司 | Multipurpose measurement ruler for oversize wind electricity bearing |
| CN206891317U (en) * | 2017-06-28 | 2018-01-16 | 马鞍山马钢表面工程技术有限公司 | A kind of Copper Pipe in Round Caster Mould detecting tool |
| CN207395615U (en) * | 2017-11-09 | 2018-05-22 | 上海市欣宇建设工程检测试验有限公司 | A kind of quick measurement detection device |
| CN207570424U (en) * | 2017-11-30 | 2018-07-03 | 长兴常丰量具有限公司 | A kind of vernier caliper for being used to measure pipe fitting internal-and external diameter |
| CN208187311U (en) * | 2018-04-18 | 2018-12-04 | 哈尔滨锅炉厂有限责任公司 | A kind of adjustable barrel bore sample plate |
| CN208606682U (en) * | 2018-08-14 | 2019-03-15 | 天津国化集团有限公司 | A kind of natural gas line measurement device of diameter convenient for storage |
| CN208751444U (en) * | 2018-10-24 | 2019-04-16 | 山西北方机械制造有限责任公司 | A kind of internal-and external diameter integral type measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110081848B (en) | 2021-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105403142A (en) | Magnetic-railing-ruler-based portable flatness measurement instrument | |
| CN103063108A (en) | Plastic bottle diameter and height measuring instrument | |
| WO2016150005A1 (en) | Automatic detection method and apparatus for digital caliper | |
| CN102506669B (en) | Cutting tool angle measuring instrument | |
| CN203785611U (en) | Measuring tool for steel member surface flatness | |
| CN213337171U (en) | Vickers hardness meter for stainless steel coil with dustproof function | |
| CN110081848A (en) | A kind of beam blank mould opening degree measuring instrument | |
| CN201389774Y (en) | Saw blade position detecting device of sawing machine | |
| CN201034563Y (en) | Sample intersecting surface automatic sizing device | |
| CN213455284U (en) | Perpendicularity measuring instrument convenient to operate | |
| CN205138418U (en) | Portable roughness measuring apparatu based on magnetic grid chi | |
| CN208952929U (en) | A kind of novel power battery thickness of the shell detection fixture | |
| CN212060046U (en) | Metal defectoscope capable of accurately detecting wound | |
| CN209623568U (en) | A kind of lens edge thickness detector | |
| CN208398847U (en) | A kind of roundness measuring instrument | |
| CN211084984U (en) | Dial indicator calibrating device | |
| CN209055095U (en) | A kind of cigarette material crimpness detection device | |
| CN208780070U (en) | Three-coordinate measurer is used in a kind of metering | |
| CN219607873U (en) | Steel tape verification platform machine | |
| CN207894371U (en) | A kind of multi-faceted altimeter of precision workpiece | |
| CN202216682U (en) | Device for detecting residual thickness of V-shaped groove of circuit board | |
| CN219347581U (en) | Length detection device | |
| CN206270189U (en) | Horizontal brinell hardness tester | |
| CN205561712U (en) | High verifying attachment of supporting rack | |
| CN216385569U (en) | Coal mine shaft cage guide interval measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210115 Termination date: 20210604 |