CN108759726A - A kind of medium-length hole drift rate measuring device - Google Patents
A kind of medium-length hole drift rate measuring device Download PDFInfo
- Publication number
- CN108759726A CN108759726A CN201810827190.2A CN201810827190A CN108759726A CN 108759726 A CN108759726 A CN 108759726A CN 201810827190 A CN201810827190 A CN 201810827190A CN 108759726 A CN108759726 A CN 108759726A
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- China
- Prior art keywords
- wall
- bevel gear
- plectane
- spring pressure
- group
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- 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.)
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Classifications
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of medium-length hole drift rate measuring devices of mining technical field of measurement and test,Including driving part group,Position moving parts group,A pair of of spring pressure bar,A pair of of laser range sensor and reversal switch,It is connected by spring pressure bar left-right rotation between driving part group and positioning moving parts group,A pair of of spring pressure bar is about driving part group and positioning moving parts group axisymmetrical,The distance between the second plectane that the two groups of laser range sensors in left and right measure is different,Spring pressure bar tilts compression,By the spacing distance between the range data and two groups of spring pressure bars of two groups of real-time changes,Form the quadrangle of variation,The movement locus of computer simulation quadrangle,Convenient for obtaining the bending direction and bending degree of blasthole,The device overall dimensions are adjustable,Movement is fitted closely with hole inner wall,Suitable for a variety of small-bores,Deep blasting hole in upwards,It is easy to operate,Foreground is used with extensive market.
Description
Technical field
The present invention relates to mining technical field of measurement and test, specially a kind of medium-length hole drift rate measuring devices.
Background technology
In mining, need to carry out falling mine using medium-length hole, the middle deep loaded hole of rock drill Drilling would generally be because of each
Kind reason makes the blasthole axis to be formed shift with design direction, to influence blasting quality.Therefore, it is wanted in charge explosion
The accurate hole quality (blasthole axis line track position) for understanding blasthole is necessary, to predict that Blasting Control range, determination be
It is no to adopt remedial measures.Therefore there is an urgent need for a kind of small-bore solved in underground mining operation of design, the pore-forming matter of upward middle deep blasting hole
The problem of measuring fixed device is based on this, and the present invention devises a kind of medium-length hole drift rate measuring device, to solve above-mentioned ask
Topic.
Invention content
The purpose of the present invention is to provide a kind of medium-length hole drift rate measuring devices, to solve to propose in above-mentioned background technology
There is an urgent need for design a kind of small-bore solved in underground mining operation, upwards in the device that measures of hole quality of deep blasting hole asking
Topic.
To achieve the above object, the present invention provides the following technical solutions：A kind of medium-length hole drift rate measuring device, including drive
Dynamic component group, positioning moving parts group, a pair of of spring pressure bar, a pair of of laser range sensor and reversal switch, the driving portion
It is connected by spring pressure bar left-right rotation between part group and positioning moving parts group, a pair of spring pressure bar is about driving part
Group and positioning moving parts group axisymmetrical, a pair of laser range sensor horizontal interval are fixed on the interior of driving part group
In the middle part of wall, the laser range sensor is identical at a distance from the respective adjacent spring pressure bar, and the reversal switch passes through spiral shell
Nail is fixed on the outer wall center of driving part group；
The driving part group includes the first plectane, and the center of first plectane is equipped with installing blind, and the installation is blind
The inner cavity center in hole is fixed with clockwise and anticlockwise motor, and the surface power output end fixing sleeve of the clockwise and anticlockwise motor is connected to active conical tooth
The inner wall of wheel, the installing blind is fixed with detection module, and the circumferential uniform intervals of first plectane are passed through by bearing rotation
Interspersed to be connected to three groups of rotation axis, the inner end fixing sleeve of the rotation axis is connected to drive bevel gear, and drive bevel gear and initiative taper
Gear engages, and the outer wall sliding sleeve of the rotation axis is connected to L-type mounting blocks, the inner walls of the L-type mounting blocks and the first plectane
It is connected by adjustable spring between outer wall, the outer wall end of the rotation axis is fixedly welded with block, the side of the L-type mounting blocks
For wall by bearing rotation through being plugged with transmission shaft, the outer end of the transmission shaft is fixed with idler wheel, the inner end of the transmission shaft with
It is connected by the bevel gear pair being slidably socketed between the outer end of rotation axis, the inner surface of the L-type mounting blocks is fixed by screw
There is bevel gear limiting device, and bevel gear limiting device is connected on the bevel gear being fixedly attached on rotation axis outer end；
The positioning moving parts group includes the second plectane, and the face center of second plectane is equipped with outlet hole, described
The surface of second plectane is fixed with rotating forward switch by screw, and the circumferential uniform intervals of second plectane are fixed with three groups of levels
Boss is bolted with caging bolt in the horizontal ledge, and the outer wall of caging bolt is bolted with locking nut, the caging bolt
Head be welded with universal wheel, the bevel gear limiting device includes half frame fixture block, the upper inside wall of the half frame fixture block and under
Portion is respectively and fixedly provided with ball carrier bar, and the bottom of the half frame fixture block is welded with L-type supporting rod, the clockwise and anticlockwise motor by conducting wire,
It rotates forward switch, reversal switch and alternating current and constitutes electric pathway, the laser range sensor is connected with detection module signal.
Preferably, the outer wall of the driving part group and positioning moving parts group is embedded is fixed with swing handle.
Preferably, the outer diameter of the caging bolt and the outer diameter of locking nut are identical, and the outer wall of caging bolt is socketed with
Interior hexagonal plastics small wrench.
Preferably, fixing sleeve is connected to flabellum on the motor shaft of the clockwise and anticlockwise motor.
Preferably, the detection module includes sampling processing module, signal processing module, controller and data processing mould
Block, the sampling processing module by signal connect laser range sensor, and the sampling processing module is sequentially connected signal processing mould
Block, controller and data processing module.
Preferably, the inner surface of the block is fixedly welded with multi-directional ball.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention by adjusting caging bolt extension elongation, then
It is locked using locking nut, three groups of universal wheels are bonded with blasthole inner wall, are started and are rotated forward switch, and clockwise and anticlockwise motor passes through actively
Bevel gear and drive bevel gear engagement, make bevel gear pair that transmission shaft and idler wheel rotation, device be driven to advance, L-type mounting blocks drive
Transmission shaft and idler wheel are bonded under adjustable spring effect with blasthole inner wall, and the bevel gear in rotation axis is slidably socketed with it, stretches
Spring-compressed appoints under the action of bevel gear limiting device and keeps engaging with another bevel gear, left when blasthole is bent
The distance between the second plectane that right two groups of laser range sensors measure is different, and spring pressure bar tilts compression, by two groups of realities
Spacing distance between the range data of Shi Bianhua and two groups of spring pressure bars forms the quadrangle of variation, four side of computer simulation
The movement locus of shape, convenient for obtaining the bending direction and bending degree of blasthole, the device overall dimensions are adjustable, close with hole inner wall
Fitting movement, be suitable for a variety of small-bores, upwards deep blasting hole, it is easy to operate, with extensive market with foreground.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is driving part group structural schematic diagram in Fig. 1；
Fig. 3 is that moving parts group structural schematic diagram is positioned in Fig. 1；
Fig. 4 is bevel gear limit device structure schematic diagram in Fig. 2.
In attached drawing, parts list represented by the reference numerals are as follows：
1- driving part groups, 2- positioning moving parts groups, 3- spring pressure bars, 4- laser range sensors, 5- reversal switches,
The second plectanes of 20-, 21- outlet holes, 22-, which is rotated forward, to be switched, 23- horizontal ledges, 24- caging bolts, 25- locking nuts, and 26- is universal
Wheel, the first plectanes of 100-, 101- installing blinds, 102- clockwise and anticlockwise motors, 103- drive bevel gears, 104- detection modules, 105-
Rotation axis, 106- drive bevel gears, 107-L type mounting blocks, 108- adjustable springs, 109- blocks, 110- transmission shafts, 111- rollings
Wheel, 112- bevel gear pairs, 113- bevel gear limiting devices, half frame fixture blocks of 1130-, 1131-L type supporting rods, 1132- ball chains
Plate.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of medium-length hole drift rate measuring device, including driving
Component group 1, positioning moving parts group 2, a pair of of spring pressure bar 3, a pair of of laser range sensor 4 and reversal switch 5, driving part
It is connected by 3 left-right rotation of spring pressure bar between group 1 and positioning moving parts group 2, a pair of of spring pressure bar 3 is about driving part group
1 and 2 axisymmetrical of positioning moving parts group, 4 horizontal interval of a pair of of laser range sensor is fixed on the inner wall of driving part group 1
Middle part, laser range sensor 4 is identical at a distance from respective adjacent springs compression bar 3, and reversal switch 5 is fixed by screws in driving
The outer wall center of component group 1；
Driving part group 1 includes the first plectane 100, and the center of the first plectane 100 is equipped with installing blind 101, installing blind
101 inner cavity center is fixed with clockwise and anticlockwise motor 102, and the surface power output end fixing sleeve of clockwise and anticlockwise motor 102 is connected to actively
The inner wall of bevel gear 103, installing blind 101 is fixed with detection module 104, and the circumferential uniform intervals of the first plectane 100 pass through axis
It forwards and moves through three groups of rotation axis 105 are plugged with, the inner end fixing sleeve of rotation axis 105 is connected to drive bevel gear 106, and is driven cone
Gear 106 is engaged with drive bevel gear 103, and the outer wall sliding sleeve of rotation axis 105 is connected to L-type mounting blocks 107, L-type mounting blocks 107
Inner wall and the outer wall of the first plectane 100 between connected by adjustable spring 108, the outer wall end of rotation axis 105 fixes welding
There is block 109, for the side wall of L-type mounting blocks 107 by bearing rotation through transmission shaft 110 is plugged with, the outer end of transmission shaft 110 is solid
Surely there is idler wheel 111, connected by the bevel gear pair 112 being slidably socketed between the inner end and the outer end of rotation axis 105 of transmission shaft 110
It connects, the inner surface of L-type mounting blocks 107 is fixed with bevel gear limiting device 113 by screw, and bevel gear limiting device 113 blocks
It is connected on the bevel gear being fixedly attached on 105 outer end of rotation axis；
It includes the second plectane 20 to position moving parts group 2, and the face center of the second plectane 20 is equipped with outlet hole 21, the second circle
The surface of plate 20 is fixed with by screw and rotates forward switch 22, and the circumferential uniform intervals of the second plectane 20 are fixed with three groups of horizontal ledges
23, caging bolt 24 is bolted in horizontal ledge 23, and the outer wall of caging bolt 24 is bolted with locking nut 25, caging bolt 24
Head be welded with universal wheel 26, bevel gear limiting device 113 includes half frame fixture block 1130, the upper inside wall of half frame fixture block 1130
It is respectively and fixedly provided with ball carrier bar 1132 with lower part, the bottom of half frame fixture block 1130 is welded with L-type supporting rod 1131, clockwise and anticlockwise motor
102 constitute electric pathway, laser range sensor 4 and detection module 104 by conducting wire, rotating forward switch 22, reversal switch 5 and alternating current
Signal connects.
Wherein, the outer wall of driving part group 1 and positioning moving parts group 2 is embedded is fixed with swing handle, conveniently moves
The outer diameter of device, caging bolt 24 is identical with the outer diameter of locking nut 25, and the outer wall of caging bolt 24 is socketed with interior hexagonal modeling
Expect small wrench, the turn of caging bolt 24 and locking nut 25, easy to operate province can be carried out at the same time using a plastics small wrench
When, fixing sleeve is connected to flabellum on the motor shaft of clockwise and anticlockwise motor 102, and flabellum advances with clockwise and anticlockwise motor 102 when rotating, will be in hole
Dust blowout, avoid dust interference laser range sensor 4 measurement, detection module 104 include sampling processing module, signal
Processing module, controller and data processing module, sampling processing module by signal connect laser range sensor 4, sampling processing mould
Block is sequentially connected signal processing module, controller and data processing module, and sampling processing module is by both sides laser range sensor 4
The distance between the second plectane 20 measured, computer is connected by signal processing module, controller with data processing module,
Trace simulation is carried out, the inner surface of block 109 is fixedly welded with multi-directional ball, avoids excessive wear.
One of the present embodiment has particular application as：Clockwise and anticlockwise motor 102 passes through conducting wire, rotating forward switch 22,5 and of reversal switch
Alternating current constitutes electric pathway, and laser range sensor 4 connects with 104 signal of detection module, detection module 104 again with simulation computer
Connection, conducting wire and data line are connect by outlet hole 21 with external equipment, and blasthole inner cavity is inserted the device into, and adjust caging bolt
24 extension elongation recycles locking nut 25 to be locked, and three groups of universal wheels 26 are bonded with blasthole inner wall, starts and rotates forward switch
22, clockwise and anticlockwise motor 102 is engaged by drive bevel gear 103 and drive bevel gear 106, and bevel gear pair 112 is made to drive transmission shaft
110 and idler wheel 111 rotate, device advances, and L-type mounting blocks 107 drive transmission shaft 105 and idler wheel 111 to be acted in adjustable spring 108
Under, it is bonded with blasthole inner wall, the bevel gear in rotation axis 105 is slidably socketed with it, and adjustable spring 108 compresses, in bevel gear
Appoint under the action of limiting device 113 and keep engaging with another bevel gear, when blasthole is bent, the laser ranging of two groups of left and right passes
The distance between the second plectane 20 that sensor 4 measures is different, and spring pressure bar 3 tilts compression, by the distance of two groups of real-time changes
Spacing distance between data and two groups of spring pressure bars 3 forms the quadrangle of variation, the movement rail of computer simulation quadrangle
When device reaches blasthole bottom, it is anti-to squeeze triggering convenient for obtaining the bending direction and bending degree (prior art) of blasthole for mark
Pass 5 is turned on, clockwise and anticlockwise motor 102 inverts, and device is exited from blasthole inner cavity.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the present invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (6)
1. a kind of medium-length hole drift rate measuring device, including driving part group (1), positioning moving parts group (2), a pair of of spring pressure
Bar (3), a pair of of laser range sensor (4) and reversal switch (5), it is characterised in that：The driving part group (1) and positioning move
It is connected by spring pressure bar (3) left-right rotation between dynamic component group (2), a pair of spring pressure bar (3) is about driving part group
(1) and positioning moving parts group (2) axisymmetrical, a pair of laser range sensor (4) horizontal interval are fixed on driving portion
In the middle part of the inner wall of part group (1), the laser range sensor (4) identical, institute at a distance from the respective adjacent spring pressure bar (3)
State the outer wall center that reversal switch (5) is fixed by screws in driving part group (1)；
The driving part group (1) includes the first plectane (100), and the center of first plectane (100) is equipped with installing blind
(101), the inner cavity center of the installing blind (101) is fixed with clockwise and anticlockwise motor (102), the clockwise and anticlockwise motor (102)
Surface power output end fixing sleeve is connected to drive bevel gear (103), and the inner wall of the installing blind (101) is fixed with detection module
(104), the circumferential uniform intervals of first plectane (100) are run through by bearing rotation is plugged with three groups of rotation axis (105), institute
The inner end fixing sleeve for stating rotation axis (105) is connected to drive bevel gear (106), and drive bevel gear (106) and drive bevel gear
(103) it engages, the outer wall sliding sleeve of the rotation axis (105) is connected to L-type mounting blocks (107), the L-type mounting blocks (107)
It is connect by adjustable spring (108) between inner wall and the outer wall of the first plectane (100), the outer wall end of the rotation axis (105)
It is fixedly welded with block (109), the side wall of the L-type mounting blocks (107) is run through by bearing rotation is plugged with transmission shaft
(110), the outer end of the transmission shaft (110) is fixed with idler wheel (111), inner end and the rotation axis (105) of the transmission shaft (110)
Outer end between connected by the bevel gear pair (112) that is slidably socketed, the inner surface of the L-type mounting blocks (107) passes through screw
It is fixed with bevel gear limiting device (113), and bevel gear limiting device (113) is connected to fixing sleeve on rotation axis (105) outer end
On the bevel gear connect；
The positioning moving parts group (2) includes the second plectane (20), and the face center of second plectane (20) is equipped with outlet
The surface in hole (21), second plectane (20) is fixed with rotating forward switch (22), the week of second plectane (20) by screw
Three groups of horizontal ledges (23) are fixed with to uniform intervals, caging bolt (24) are bolted on the horizontal ledge (23), and limit
The outer wall of bolt (24) is bolted with locking nut (25), and the head of the caging bolt (24) is welded with universal wheel (26), described
Bevel gear limiting device (113) includes half frame fixture block (1130), and the upper inside wall of the half frame fixture block (1130) and lower part are solid
There are ball carrier bar (1132), the bottom of the half frame fixture block (1130) to be welded with L-type supporting rod (1131), the positive and negative rotation electricity surely
Machine (102) constitutes electric pathway, the laser range sensor by conducting wire, rotating forward switch (22), reversal switch (5) and alternating current
(4) it is connected with detection module (104) signal.
2. a kind of medium-length hole drift rate measuring device according to claim 1, it is characterised in that：The driving part group
(1) it embeds with the outer wall of positioning moving parts group (2) and is fixed with swing handle.
3. a kind of medium-length hole drift rate measuring device according to claim 1, it is characterised in that：The caging bolt (24)
Outer diameter it is identical with the outer diameter of locking nut (25), and the outer wall of caging bolt (24) is socketed with interior hexagonal plastics small wrench.
4. a kind of medium-length hole drift rate measuring device according to claim 1, it is characterised in that：The clockwise and anticlockwise motor
(102) fixing sleeve is connected to flabellum on motor shaft.
5. a kind of medium-length hole drift rate measuring device according to claim 1, it is characterised in that：The detection module
(104) include sampling processing module, signal processing module, controller and data processing module, the sampling processing module by signal
Laser range sensor (4) is connected, the sampling processing module is sequentially connected signal processing module, controller and data processing mould
Block.
6. a kind of medium-length hole drift rate measuring device according to claim 1, it is characterised in that：The block (109)
Inner surface is fixedly welded with multi-directional ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810827190.2A CN108759726A (en) | 2018-07-25 | 2018-07-25 | A kind of medium-length hole drift rate measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810827190.2A CN108759726A (en) | 2018-07-25 | 2018-07-25 | A kind of medium-length hole drift rate measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108759726A true CN108759726A (en) | 2018-11-06 |
Family
ID=63971484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810827190.2A Pending CN108759726A (en) | 2018-07-25 | 2018-07-25 | A kind of medium-length hole drift rate measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108759726A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623359A (en) * | 2019-01-24 | 2019-04-16 | 铜陵有色金属集团铜冠建筑安装股份有限公司 | A kind of grinding mill barrel concentricity control system |
| CN109855557A (en) * | 2019-03-15 | 2019-06-07 | 浙江岩创科技有限公司 | A kind of device of measurement rock-boring deformation |
| CN111496946A (en) * | 2020-04-02 | 2020-08-07 | 江苏贵钰航空工业有限公司 | Main shaft vertical and horizontal turnover device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046869A (en) * | 2013-01-21 | 2013-04-17 | 葛洲坝集团第二工程有限公司 | Construction method for controlling drilling positions to penetrate through guide rock strata |
| DE102012020293A1 (en) * | 2012-10-17 | 2013-11-07 | Audi Ag | Method for tuning natural frequency vibration of brake caliper of brake system at motor car, involves introducing component into hole such that desired natural frequency is adjusted in case of deviation |
| CN106524981A (en) * | 2016-11-01 | 2017-03-22 | 昆明理工大学 | Medium-length hole offset degree measurement apparatus |
| CN206748275U (en) * | 2017-05-16 | 2017-12-15 | 魏子阳 | A kind of tubing detection fixed equipment of the realm of building construction |
-
2018
- 2018-07-25 CN CN201810827190.2A patent/CN108759726A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012020293A1 (en) * | 2012-10-17 | 2013-11-07 | Audi Ag | Method for tuning natural frequency vibration of brake caliper of brake system at motor car, involves introducing component into hole such that desired natural frequency is adjusted in case of deviation |
| CN103046869A (en) * | 2013-01-21 | 2013-04-17 | 葛洲坝集团第二工程有限公司 | Construction method for controlling drilling positions to penetrate through guide rock strata |
| CN106524981A (en) * | 2016-11-01 | 2017-03-22 | 昆明理工大学 | Medium-length hole offset degree measurement apparatus |
| CN206748275U (en) * | 2017-05-16 | 2017-12-15 | 魏子阳 | A kind of tubing detection fixed equipment of the realm of building construction |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623359A (en) * | 2019-01-24 | 2019-04-16 | 铜陵有色金属集团铜冠建筑安装股份有限公司 | A kind of grinding mill barrel concentricity control system |
| CN109855557A (en) * | 2019-03-15 | 2019-06-07 | 浙江岩创科技有限公司 | A kind of device of measurement rock-boring deformation |
| CN111496946A (en) * | 2020-04-02 | 2020-08-07 | 江苏贵钰航空工业有限公司 | Main shaft vertical and horizontal turnover device |
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Application publication date: 20181106 |
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