CN105547091A - Position calibrated detection method and system for large hook of spindle type drilling machine - Google Patents
Position calibrated detection method and system for large hook of spindle type drilling machine Download PDFInfo
- Publication number
- CN105547091A CN105547091A CN201510961286.4A CN201510961286A CN105547091A CN 105547091 A CN105547091 A CN 105547091A CN 201510961286 A CN201510961286 A CN 201510961286A CN 105547091 A CN105547091 A CN 105547091A
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- CN
- China
- Prior art keywords
- hook
- scrambler
- transmission gear
- wire rope
- spindle drill
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a position calibrated detection method and system for a large hook of a spindle type drilling machine. A transmission gear transmits the angular velocity to an absolute value encoder, the absolute value encoder carries out counting, and data is then transmitted to a processing unit to calculate the position of the large hook. The transmission gear is connected with the absolute value encoder via a transmission shaft, the angular velocity and the angular displacement of the transmission gear are the same with those of the absolute value encoder, it is ensured that the transmission gear is engaged with an internal gear at one side of a winch of the spindle type drilling machine, and it is ensured that the die number of the transmission gear is the same with that of the internal gear. Position change of the large hook of the drilling machine is realized by a haulage cable of the winch, so that the rotation angular displacement of the winch is in one to one correspondence with the position of the large hook, and the position of the large hook can be calculated by recording the rotation angular displacement of the winch. Key idea of the detection system and method is segment interpolation, the layer change layer of the cable is selected as the key node to record the present value of the absolute value encoder and the height of the large hook, and the height of the large hook can be directly calculated by utilizing the linear relation between the large hook height and the encoded value in each layer.
Description
Technical field
The present invention relates to a kind of demarcation detection method and system of spindle drill hook position, belong to field of electromechanical integration.
Background technology
In drilling operation process, hook height is a very important running parameter, and it calculates probing drilling depth to correct and ensure that tripping operation has safely important effect.Due to hook height variation range large (namely range is large), drilling operation simultaneously requires again its measuring accuracy high (error reaches mm level).
Nothing more than two kinds in traditional measuring method, the first is the Mechanical measurement mechanism being provided with a set of complexity in spool shaft, utilize the girth of the seizing wire on measuring mechanism to count and realize height detection, because the diameter of seizing wire is less, have ignored the girth error of different wiring layer, therefore the method complex structure and precision is not high; The second is that reel rope area or roof stick carline place, sky are provided with wire rope guide wheel, the line length measuring steel wire rope length utilizing guide wheel to turn over, thus calculates hook height.From principle, second method seems to have very high measuring accuracy, but the method have ignored the problem having relative skidding between guide wheel with wire rope, and by wire rope load, state of wear, wire rope, the situation of skidding shows that the impacts such as the medium (as butter, mud etc.) adhered to are larger, skidding measurer has very large uncertainty, thus can not ensure the precision of this detection method.
Summary of the invention
In order to solve the deficiencies in the prior art, the invention provides a kind of demarcation detection method and system of spindle drill hook position, adopt a kind of simple mode that drilling machine hook position is become directly perceived, be conducive to operator and understand the current state of rig, it also avoid potential risk simultaneously, adopt the mode of on-site proving, ensure that the accuracy of hook position, data acquisition unit is connected with processing unit, the numerical value of absolute encoder directly can be read by processing unit, and then realize calculating, eliminate the process of artificial reading numerical values, for Aulomatizeted Detect provides hardware platform.
The technical scheme that the present invention adopts for its technical matters of solution is: the demarcation detection method providing a kind of spindle drill hook position, comprises the following steps:
(1) formulate the transmission gear coordinated with spindle drill winch side annular wheel, by gear fixed mount, transmission gear is engaged with winch side annular wheel, make transmission gear have identical angular velocity with winch side annular wheel;
(2) scrambler is connected with transmission gear by transmission shaft, scrambler is connected with processing unit by cable;
(3) hook is transferred to base station null position, the currency C of record absolute encoder
0, mark present level H
0for 0.00m;
(4) hoisting hook, observes the position of wire rope on niggerhead be connected with hook, stops hoisting hook, use wide range distance mearuring equipment to record hook present level H when wire rope changes layer place at reel
1, the currency C of record coding device
1; Before then changing layer the height of hook optional position be H '=(C '
0-C
0) * (H
1-H
0)/(C
1-C
0)+H
0, wherein C '
0for the encoded radio that scrambler when hook rests on optional position is corresponding;
(5) continue hoisting hook, observe the position of wire rope on niggerhead be connected with hook, stop hoisting hook when wire rope changes layer place at reel, use wide range distance mearuring equipment to record hook present level H
i, the currency C of record coding device
i, then the height of hook optional position is H ' after changing layer last time and before changing layer
i=(C '
i-C
i-1) * (H
i-H
i-1)/(C
i-C
i-1)+H
i-1, wherein C '
ifor the encoded radio that scrambler when hook rests on optional position is corresponding, C
i-1for wire rope after changing layer last time to change the encoded radio of scrambler when layer place stops hoisting hook at reel, H
i-1for wire rope after changing layer last time changes hook height when layer place stops hoisting hook at reel;
(6) repeat step (5), until hook reaches the top, hook location position process terminates, and records the height value of hook optional position.
Described scrambler is absolute value encoder, and when hook moves from bottom to top, encoded radio increases.
Invention also provides a kind of demarcation detection system of spindle drill hook position of the demarcation detection method based on described spindle drill hook position, comprise mechanical transmission unit and data acquisition unit, described mechanical transmission unit comprises transmission gear and transmission shaft, described data acquisition unit comprises scrambler and connected transmission cable, described transmission gear engages with the annular wheel of the winch side of spindle drill, transmission gear is connected with scrambler by transmission shaft, and scrambler is connected with processing unit by transmission cable.
Described processing unit is the PC be made up of main frame, display, keyboard and mouse for utilizing the output valve of scrambler to calculate hook position, and display, keyboard are connected with main frame with mouse.
Described scrambler adopts absolute value encoder.
The present invention is based on the beneficial effect that its technical scheme has to be:
(1) measurement of the present invention and calibration process are simple, less change node layer by demarcating and can obtain higher measuring accuracy;
(2) the piecewise interpolation thought wide accommodation used in the present invention, other similar system also can use this method;
(3) data acquisition unit of the present invention adopts absolute value encoder, each position that absolute encoder is determined by mechanical location is unique, it is without the need to memory, without the need to looking for reference point, and need not count, when need location aware, when just go to the position of reading it; always it by the impact had a power failure, disturb, does not have higher noiseproof feature, the reliability of data;
(4) the demarcation detection system of spindle drill hook position of the present invention adopts a kind of simple mode that drilling machine hook position is become directly perceived, is conducive to operator and understands the current state of rig, it also avoid potential risk simultaneously;
(5) the demarcation detection system of spindle drill hook position of the present invention adopts the mode of on-site proving, and structure is simple and easy for installation, high stability, pinpoint accuracy, not by the interference of the undesirable elements such as weather;
(6) data acquisition unit of the present invention is connected with processing unit, directly can be read the numerical value of absolute encoder by processing unit, and then realize calculating, eliminate the process of artificial reading numerical values, for Aulomatizeted Detect provides hardware platform;
(7) data acquisition unit of the present invention can be the PC be connected with the remote control terminal of networking, achieves the connection of a remote control terminal and multi-group data collecting unit, can monitor the hook position of multiple spindle drill simultaneously, convenient management.
Accompanying drawing explanation
Fig. 1 is spindle drill hook position detecting system schematic diagram.
Fig. 2 is spindle drill hook position detecting system scheme of installation.
Fig. 3 is piecewise interpolation schematic diagram.
In Fig. 1 figure: 1-winch, 2-hook, 3-annular wheel, 4-transmission gear, 5-absolute value encoder, 6-processing unit, 7-remote control terminal, 8-wire rope, 9-transmission gear fixed mount, 10-winch fixed mount, 11-boring tower, 12-pulley blocks.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
The invention provides a kind of demarcation detection method of spindle drill hook position, comprise the following steps:
(1) formulate the transmission gear coordinated with spindle drill winch side annular wheel, by gear fixed mount, transmission gear is engaged with winch side annular wheel, make transmission gear have identical angular velocity with winch side annular wheel;
(2) scrambler is connected with transmission gear by transmission shaft, scrambler is connected with processing unit by cable;
(3) hook is transferred to base station null position, the currency C of record absolute encoder
0, mark present level H
0for 0.00m;
(4) hoisting hook, observes the position of wire rope on niggerhead be connected with hook, stops hoisting hook, use wide range distance mearuring equipment to record hook present level H when wire rope changes layer place at reel
1, the currency C of record coding device
1; Before then changing layer the height of hook optional position be H '=(C '
0-C
0) * (H
1-H
0)/(C
1-C
0)+H
0, wherein C '
0for the encoded radio that scrambler when hook rests on optional position is corresponding;
(5) continue hoisting hook, observe the position of wire rope on niggerhead be connected with hook, stop hoisting hook when wire rope changes layer place at reel, use wide range distance mearuring equipment to record hook present level H
i, the currency C of record coding device
i, then the height of hook optional position is H ' after changing layer last time and before changing layer
i=(C '
i-C
i-1) * (H
i-H
i-1)/(C
i-C
i-1)+H
i-1, wherein C '
ifor the encoded radio that scrambler when hook rests on optional position is corresponding, C
i-1for wire rope after changing layer last time to change the encoded radio of scrambler when layer place stops hoisting hook at reel, H
i-1for wire rope after changing layer last time changes hook height when layer place stops hoisting hook at reel;
(6) repeat step (5), until hook reaches the top, hook location position process terminates, and records the height value of hook optional position.
With reference to Fig. 1, invention also provides a kind of demarcation detection system of spindle drill hook position of the demarcation detection method based on described spindle drill hook position, comprise mechanical transmission unit and data acquisition unit, described mechanical transmission unit comprises transmission gear 4 and transmission shaft, described data acquisition unit comprises absolute value encoder 5 and connected transmission cable, described transmission gear engages with the annular wheel 3 of winch 1 side of spindle drill, transmission gear is connected with absolute value encoder by transmission shaft, absolute value encoder is connected with processing unit by transmission cable.Described processing unit 6 can be the PC for utilizing the output valve of absolute value encoder to calculate hook position.Described PC comprises the display, keyboard and the mouse that are connected with main frame.Described PC is connected with remote control terminal 7 by network.
With reference to the scheme of installation that Fig. 2 is spindle drill hook position detecting system, wherein hook 2 is installed on pulley blocks 12, the fixed pulley be fixed on below boring tower 11 walked around by pulley blocks 12 by wire rope 8, be wound in the winch 1 being fixed on winch fixed mount 10, transmission gear 4 engages with the annular wheel 3 of winch 1 side, and annular wheel 3 is installed on transmission gear fixed mount 9.
Be below principle of the present invention:
Transmission gear and absolute value encoder are connected by transmission shaft and have identical angular velocity, fixed mount is arranged on the suitable position of rig and ensures that transmission gear engages with the annular wheel of spindle drill winch side, transmission gear is according to the parameter designing of annular wheel, both guarantees have identical modulus, because the change of drilling machine hook position is realized by winch haulage cable, directly contact so the angular displacement of winch rotation and hook position exist.Therefore the angular displacement can rotated by record winch calculates the position of hook.
The effect of data acquisition unit and processing unit accurately detects the angular displacement of niggerhead, and set up the corresponding relation of reel angular displacement and hook position.Calculate and completed by PC, then the data received from absolute value encoder finally change into hook position by corresponding ratio of gear construction algorithm.Consider that the angle that hook position and winch rotate not is strict linear relationship, because girth when wire rope arranges on winch, same layer often enclosed is substantially identical, but the girth that the wire rope in different aspects often encloses there are differences.Solve the mode that this problem demarcates by on-site layering to realize, therefore calibration process must be simple, for this reason by every one deck head and the tail two separations being set to key node and adopting the principle of piecewise interpolation to make data true, accurate.Piecewise interpolation schematic diagram as shown in Figure 3.
Claims (6)
1. a demarcation detection method for spindle drill hook position, is characterized in that comprising the following steps:
(1) formulate the transmission gear coordinated with spindle drill winch side annular wheel, by gear fixed mount, transmission gear is engaged with winch side annular wheel, make transmission gear have identical angular velocity with winch side annular wheel;
(2) scrambler is connected with transmission gear by transmission shaft, scrambler is connected with processing unit by cable;
(3) hook is transferred to base station null position, the currency C of record absolute encoder
0, mark present level H
0for 0.00m;
(4) hoisting hook, observes the position of wire rope on niggerhead be connected with hook, stops hoisting hook, use wide range distance mearuring equipment to record hook present level H when wire rope changes layer place at reel
1, the currency C of record coding device
1; Before then changing layer the height of hook optional position be H '=(C '
0-C
0) * (H
1-H
0)/(C
1-C
0)+H
0, wherein C '
0for the encoded radio that scrambler when hook rests on optional position is corresponding;
(5) continue hoisting hook, observe the position of wire rope on niggerhead be connected with hook, stop hoisting hook when wire rope changes layer place at reel, use wide range distance mearuring equipment to record hook present level H
i, the currency C of record coding device
i, then the height of hook optional position is H ' after changing layer last time and before changing layer
i=(C '
i-C
i-1) * (H
i-H
i-1)/(C
i-C
i-1)+H
i-1, wherein C '
ifor the encoded radio that scrambler when hook rests on optional position is corresponding, C
i-1for wire rope after changing layer last time to change the encoded radio of scrambler when layer place stops hoisting hook at reel, H
i-1for wire rope after changing layer last time changes hook height when layer place stops hoisting hook at reel;
(6) repeat step (5), until hook reaches the top, hook location position process terminates, and records the height value of hook optional position.
2. the demarcation detection method of spindle drill hook position according to claim 1, is characterized in that: described scrambler is absolute value encoder, and when hook moves from bottom to top, encoded radio increases.
3. the demarcation detection system based on the spindle drill hook position of the demarcation detection method of spindle drill hook position described in claim 1, comprise mechanical transmission unit and data acquisition unit, it is characterized in that: described mechanical transmission unit comprises transmission gear and transmission shaft, described data acquisition unit comprises scrambler and connected transmission cable, described transmission gear engages with the annular wheel of the winch side of spindle drill, transmission gear is connected with scrambler by transmission shaft, and scrambler is connected with processing unit by transmission cable.
4. the demarcation detection system of spindle drill hook position according to claim 3, it is characterized in that: described processing unit is the PC be made up of main frame, display, keyboard and mouse for utilizing the output valve of scrambler to calculate hook position, and display, keyboard are connected with main frame with mouse.
5. the demarcation detection system of spindle drill hook position according to claim 3, is characterized in that: described processing unit is connected with remote control terminal by network.
6. the demarcation detection system of spindle drill hook position according to claim 5, is characterized in that: described scrambler adopts absolute value encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510961286.4A CN105547091B (en) | 2015-12-18 | 2015-12-18 | The calibration detection method and system of a kind of spindle drill hook position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510961286.4A CN105547091B (en) | 2015-12-18 | 2015-12-18 | The calibration detection method and system of a kind of spindle drill hook position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105547091A true CN105547091A (en) | 2016-05-04 |
| CN105547091B CN105547091B (en) | 2018-05-22 |
Family
ID=55826458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510961286.4A Expired - Fee Related CN105547091B (en) | 2015-12-18 | 2015-12-18 | The calibration detection method and system of a kind of spindle drill hook position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105547091B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911938A (en) * | 2016-05-04 | 2016-08-31 | 首钢京唐钢铁联合有限责任公司 | Position calibration method and system and automatic monitoring method |
| CN108972365A (en) * | 2018-07-27 | 2018-12-11 | 共享铸钢有限公司 | The control system of the reciprocating walking of trolley in a kind of shot blast room |
| CN111307029A (en) * | 2019-12-06 | 2020-06-19 | 安吉旺能再生资源利用有限公司 | Method and device for measuring stroke of oil cylinder of waste incineration grate |
| CN112723207A (en) * | 2019-10-14 | 2021-04-30 | 广州彩熠灯光股份有限公司 | System and method for positioning output position of disc winch and disc winch |
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2015
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Patent Citations (8)
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911938A (en) * | 2016-05-04 | 2016-08-31 | 首钢京唐钢铁联合有限责任公司 | Position calibration method and system and automatic monitoring method |
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| CN108972365A (en) * | 2018-07-27 | 2018-12-11 | 共享铸钢有限公司 | The control system of the reciprocating walking of trolley in a kind of shot blast room |
| CN112723207A (en) * | 2019-10-14 | 2021-04-30 | 广州彩熠灯光股份有限公司 | System and method for positioning output position of disc winch and disc winch |
| CN112723207B (en) * | 2019-10-14 | 2022-06-28 | 广州彩熠灯光股份有限公司 | Positioning system and method for output position of disc winch and disc winch |
| CN111307029A (en) * | 2019-12-06 | 2020-06-19 | 安吉旺能再生资源利用有限公司 | Method and device for measuring stroke of oil cylinder of waste incineration grate |
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| CN105547091B (en) | 2018-05-22 |
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