CN109443623B - Winch cable winding tension sensing device for Antarctic ice drill - Google Patents
Winch cable winding tension sensing device for Antarctic ice drill Download PDFInfo
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- CN109443623B CN109443623B CN201811328458.4A CN201811328458A CN109443623B CN 109443623 B CN109443623 B CN 109443623B CN 201811328458 A CN201811328458 A CN 201811328458A CN 109443623 B CN109443623 B CN 109443623B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
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Abstract
The invention discloses a cable-winding tension sensing device of a winch for a south Pole ice drill, wherein a resistance-reducing sliding shaft, a tensioning block, a first Hall detection circuit and a second Hall detection circuit are arranged in a shell, the first Hall detection circuit and the second Hall detection circuit are connected with a slave control board, a load cable penetrates through the resistance-reducing sliding shaft, one end of a tension spring is connected to the resistance-reducing sliding shaft, the other end of the tension spring is connected with the tail end of the tensioning block, the head end of the tensioning block is provided with a threaded hole, a tension adjusting bolt penetrates through the shell and is screwed in the threaded hole at the head end of the tensioning block, and a magnetic block is arranged between the first Hall detection circuit and the second Hall detection circuit and is fixedly connected with; the device adjusts the position of the tensioning block through the tension adjusting bolt, so that the tension of the tension spring acting on the cable is changed, and finally the rotating speed relation ratio of the drum motor and the actuating motor is controlled to achieve the correct rope winding relation.
Description
Technical Field
The invention relates to the field of polar environment observation or detection technology and equipment, in particular to a winch cable-winding tension sensing device for a south Pole ice drill.
Background
The drilling sampling and observation technology without pollution for the Antarctic icebound lake is an important component of the national marine environment safety guarantee project, and has extremely important scientific significance for obtaining the basic environment data of the Antarctic icebound lake, researching the formation mechanism and evolution rule of the icebound lake and disclosing the material balance form of the Antarctic icebound lake and the ice cover. The problem is that a set of pollution-free drilling sampling and observation system of the Antarctic Alexandria is researched and developed around water quality characteristics, physicochemical parameters and lake water sources of the Antarctic Alexandria, the physicochemical parameters and the water quality characteristics of the Alexandria system under the conditions of high pressure, low temperature, low nutrition and dark environment are obtained, and then researches such as the formation mechanism and the evolution law of the Alexandria and the influence of the Antarctic Alexandria on the Antarctic glade cover material balance are developed.
The pollution-free full-automatic ice layer drilling and returning system mainly comprises a gradient control heating drilling tool body, a large-load embedded winch and a small-diameter high-strength cable. By designing and developing a mechanical structure of the drilling tool, a power management system, a power distribution system, a measurement and control while drilling system, an embedded winch structure and a power and cable structure, relevant tests are carried out, and reasonable balance among the drilling speed, the heating efficiency, the system power consumption and the lowering speed of the drilling tool is realized.
The key part of the lowering and the recovery of the drilling tool is an embedded winch which consists of a force-reducing actuating mechanism, a lead screw rope-arranging mechanism and a barrel-winding mechanism. The three mechanisms ensure that the load cable is correctly and reasonably discharged or received outwards in the winch lifting process, and correct mechanical characteristics and correct arrangement characteristics, so that a large-load, high-reliability and embedded winch servo system based on an ice environment is realized.
The diameter of the cable is reduced as much as possible in a boosting mode; then further determining the structural form of the winch system and the required working power; establishing a kinematics dynamics simulation model, and further determining the optimal structural form and the basic control strategy of the winch system; completing the structural design and the control method design of the winch system; and finally, the requirements of the winch system on large load and high reliable working performance are met by continuously improving the modes of principle prototype testing and verification and the like.
Disclosure of Invention
The invention aims to provide a tension sensor which is small in size, high in response speed, simple in structure, stable and reliable according to the defects of the prior art.
The utility model provides a south Pole ice drilling is with winch around cable pulling force sensing device, by the load cable, drag reduction slide-shaft, tension spring, first hall detection circuit, second hall detection circuit, the magnetic path, the tensioning piece, tension adjusting bolt and casing are constituteed, drag reduction slide-shaft and tensioning piece, first hall detection circuit and second hall detection circuit set up in the casing, first hall detection circuit and second hall detection circuit are connected with the slave control board, the load cable passes drag reduction slide-shaft, tension spring one end is connected on drag reduction slide-shaft, the other end and tensioning piece end-to-end connection, threaded hole is seted up to tensioning piece head, tension adjusting bolt passes the casing and revolves in the threaded hole of tensioning piece head end, the magnetic path sets up between first hall detection circuit and second hall detection circuit and links firmly with drag reduction slide-shaft.
The working principle and the using effect of the invention are as follows:
the tension sensor is used for controlling the tightness of a winding rope, under normal conditions, the control function of a drum motor and an actuating motor calculated according to experimental data can ensure the tightness of the winding rope, but the accumulated error or sudden change of the tightness of the winding rope can be caused by elastic deformation generated by temperature change or deviation generated by cable slip, under the condition, the rotating speed of the actuating motor and the rotating speed of the winding rope motor need to be compensated and adjusted timely, the position of a tension block is adjusted through a tension adjusting bolt, so that the tension force of a tension spring acting on a cable is changed, when the standard tension force required by the winding rope is reached, the position of a magnetic block is just in the middle position of a first Hall detection circuit and a second Hall detection circuit, and the first Hall detection circuit and the second Hall detection circuit on the two sides cannot sense the magnetic force of the magnetic block, so no signal is output, if the action relation between the actuating motor and the drum motor is normal and no accumulated error or real slipping is generated, the magnetic block is always in the middle position, after the deviation is generated, if the cable is too loose, the magnetic block will move to the right side under the action of the tension spring, when the movement reaches a certain degree, namely the cable is too loose, the second Hall detection circuit on the right side will be triggered, an interruption program will be triggered after the trigger signal is transmitted to the slave control board, the drum motor is rotated in an accelerated mode, the cable is tensioned, the magnetic block returns to the middle position, if the rotating speed of the actuating motor is too slow, the cable may be too tight, the magnetic block will deflect to the left side, the first Hall detection circuit on the left side will be triggered, an interruption program will be triggered after the trigger signal is transmitted to the slave control board, the drum motor rotates and decelerates, the cable is loosened, and the magnetic block returns. The first Hall detection circuit and the second Hall detection circuit are provided with Hall sensors and are arranged according to positions shown in the attached drawings, when the magnetic block moves back and forth under the combined action of tension of a load cable and tension of a tension spring, the magnetic block moves along with the magnetic block, voltage change generated by the Hall sensors is converted into a standard TTL level square wave pulse signal after passing through the isolation shaping module, the position of the magnetic block can be judged through the logical relationship of the square wave signal, the tension level of the load cable is converted, and the rotating speed relationship ratio of the drum motor and the actuating motor is finally controlled to achieve the correct rope winding relationship.
The invention has the beneficial effects that:
the cable tension adjusting device is simple in structure, small in size, high in response speed, convenient to use, stable and reliable, and the position of the tension block is adjusted through the tension adjusting bolt, so that the tension of the tension spring acting on the cable is changed; when the magnetic block moves back and forth under the combined action of the tension of the load cable and the tension of the tension spring, the magnetic block moves along with the magnetic block, the voltage change generated by the Hall sensor is converted into a standard TTL level square wave pulse signal after passing through the isolation shaping module, the position of the magnetic block can be judged through the logical relation of the square wave signal, the tension level of the load cable is converted, and finally the rotating speed relation ratio of the drum motor and the actuating motor is controlled to achieve the correct rope winding relation.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of a hall sensing circuit of the present invention.
Detailed Description
Referring to fig. 1 to 2, a winch cable-winding tension sensing device for a south Pole ice drill is composed of a load cable 1, a drag reduction slide shaft 2, a tension spring 3, a first hall detection circuit 4, a second hall detection circuit 5, magnetic path 6, taut piece 7, pulling force adjusting bolt 8 and casing 9 are constituteed, drag reduction slide shaft 2 and taut piece 7, first hall detection circuit 4 and second hall detection circuit 5 set up in casing 9, first hall detection circuit 4 and second hall detection circuit 5 are connected with the slave control board, load cable 1 passes drag reduction slide shaft 2, 3 one end of tension spring is connected on drag reduction slide shaft 2, the other end and taut piece 7 end-to-end connection, threaded hole has been seted up to taut piece 7 head end, pulling force adjusting bolt 8 passes casing 9 and revolves in the threaded hole of taut piece 7 head end, magnetic path 6 sets up between first hall detection circuit 4 and second hall detection circuit 5 and links firmly with drag reduction slide shaft 2.
The working principle and the using process of the embodiment are as follows:
referring to fig. 1 to 2, the tension sensor is used to control tightness of a winding rope, under normal conditions, a control function of a drum motor and an actuating motor calculated according to experimental data can ensure tightness of the winding rope, but due to elastic deformation caused by temperature change or deviation caused by cable slip, accumulated error of the winding rope or sudden change of tightness may be generated, under such conditions, the rotational speed of the actuating motor and the winding rope motor needs to be compensated timely, the position of a tension block 7 is adjusted by a tension adjusting bolt 8, so that tension applied to the cable 1 by a tension spring 3 changes, when standard tension required by the winding rope is achieved, the position of a magnetic block 6 is just in the middle position of a first hall detection circuit 4 and a second hall detection circuit 5, and the first hall detection circuit 4 and the second hall detection circuit 5 on both sides cannot sense magnetic force of the magnetic block, therefore, no output signal is available, if the action relationship between the actuating motor and the drum motor is normal and no accumulated error or real slip is generated, the magnetic block 6 is always in the middle position, after the deviation is generated, if the cable 1 is too loose, the magnetic block 6 will move to the right under the action of the tension spring 3, when the movement reaches a certain degree, namely the cable 1 is too loose, the second hall detection circuit 5 on the right will be triggered, the triggering signal will trigger the interrupt program after being transmitted to the slave control board, the drum motor is accelerated to rotate, the cable 1 is tensioned, the magnetic block 6 returns to the middle position, if the rotating speed of the actuating motor is too slow, the cable 1 may be too tight, the magnetic block 6 will deflect to the left, the first hall detection circuit 4 on the left will be triggered, the triggering signal will trigger the interrupt program after being transmitted to the slave control board, the drum motor rotates to decelerate, the cable 1 is loosened, the magnetic block 6 returns to the neutral position. The first Hall detection circuit 4 and the second Hall detection circuit 5 are provided with 6 Hall sensors which are arranged according to the positions shown in the attached drawing 2, when the magnetic block 6 moves back and forth under the combined action of the tension of the load cable 1 and the tension of the tension spring 3, the magnetic block 6 also moves along with the magnetic block, the voltage change generated by the Hall sensors is changed into a standard TTL level square wave pulse signal after passing through the isolation shaping module, the position of the magnetic block 6 can be judged through the logic relationship of the 6 paths of square wave signals, the tension level of the load cable 1 is converted, and the rotating speed relationship ratio of the drum motor and the actuating motor is finally controlled to achieve the correct rope winding relationship.
Claims (1)
1. The utility model provides a south Pole ice drilling is with winch around cable pulling force sensing device which characterized in that: the anti-drag device is composed of a load cable (1), an anti-drag sliding shaft (2), a tension spring (3), a first Hall detection circuit (4), a second Hall detection circuit (5), a magnetic block (6), a tensioning block (7), a tension adjusting bolt (8) and a shell (9), wherein the anti-drag sliding shaft (2), the tensioning block (7), the first Hall detection circuit (4) and the second Hall detection circuit (5) are arranged in the shell (9), the first Hall detection circuit (4) and the second Hall detection circuit (5) are connected with a slave control board, the load cable (1) penetrates through the anti-drag sliding shaft (2), one end of the tension spring (3) is connected to the anti-drag sliding shaft (2), the other end of the tension spring is connected with the tail end of the tensioning block (7), the head end of the tensioning block (7) is provided with a threaded hole, the tension adjusting bolt (8) penetrates through the shell (9) and is screwed in a threaded hole at the head end of the tensioning block (, the magnetic block (6) is arranged between the first Hall detection circuit (4) and the second Hall detection circuit (5) and is fixedly connected with the resistance-reducing sliding shaft (2);
three Hall sensors are installed on the first Hall detection circuit (4), three Hall sensors are installed on the second Hall detection circuit (5), when the magnetic block (6) moves back and forth under the combined action of the tension of the load cable (1) and the tension of the tension spring (3), the magnetic block (6) moves along with the magnetic block, the voltage change generated by the Hall sensors is converted into a standard TTL level square wave pulse signal after passing through the isolation shaping module, the position of the magnetic block (6) can be judged through the logic relation of the six square wave signals, the tension level of the load cable (1) is converted, and finally the rotating speed relation ratio of the drum motor and the actuating motor is controlled to achieve the correct rope winding relation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811328458.4A CN109443623B (en) | 2018-11-09 | 2018-11-09 | Winch cable winding tension sensing device for Antarctic ice drill |
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| CN201811328458.4A CN109443623B (en) | 2018-11-09 | 2018-11-09 | Winch cable winding tension sensing device for Antarctic ice drill |
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| CN109443623A CN109443623A (en) | 2019-03-08 |
| CN109443623B true CN109443623B (en) | 2020-05-26 |
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| CN110957160B (en) * | 2019-12-17 | 2021-12-24 | 上海摩勤智能技术有限公司 | Mounting structure of terminal side button |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1781679A (en) * | 2004-12-02 | 2006-06-07 | 大连理工大学 | Movable multiple hand transport vehicle |
| CN201575883U (en) * | 2009-12-09 | 2010-09-08 | 曾焕城 | Yarn tension sensor |
| CN103765178A (en) * | 2011-08-02 | 2014-04-30 | Ntn株式会社 | Magnetic load sensor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2075209A1 (en) * | 2007-12-28 | 2009-07-01 | L.G.L. Electronics S.p.A. | Yarn tension measuring apparatus |
| CN201148499Y (en) * | 2008-01-07 | 2008-11-12 | 淄博兰雁集团有限责任公司 | On-line warp tension sensing device of ball warp beaming machine |
| JP5955738B2 (en) * | 2012-10-15 | 2016-07-20 | Ｔｍｔマシナリー株式会社 | Tension detector |
| CN204165686U (en) * | 2014-09-02 | 2015-02-18 | 捷胜海洋装备股份有限公司 | A kind of three pulley tension sensors with the long measurement mechanism of rope |
| EP3012608B1 (en) * | 2014-10-24 | 2019-12-18 | L.G.L. Electronics S.p.A. | Yarn tension sensor for textile apparatus |
| CN104674399A (en) * | 2015-01-23 | 2015-06-03 | 江苏理工学院 | Spinning frame back zone tractive effort on-line measuring device |
| CN204728049U (en) * | 2015-06-08 | 2015-10-28 | 嘉兴浩瀚电子技术推广有限公司 | A kind of probe of computerized flat knitting machine automatic reset device |
| CN112172299A (en) * | 2016-06-15 | 2021-01-05 | 浙江天振科技股份有限公司 | Long decorative material with emboss and pattern coincident, and rolling method and equipment |
| CN107796542A (en) * | 2017-12-12 | 2018-03-13 | 上海兰宝传感科技股份有限公司 | A kind of side compression type Hall sensor for tension force detection |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1781679A (en) * | 2004-12-02 | 2006-06-07 | 大连理工大学 | Movable multiple hand transport vehicle |
| CN201575883U (en) * | 2009-12-09 | 2010-09-08 | 曾焕城 | Yarn tension sensor |
| CN103765178A (en) * | 2011-08-02 | 2014-04-30 | Ntn株式会社 | Magnetic load sensor |
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