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CN113390311B - T-shaped caliper for adjusting belt roller shaft of ship self-unloading system and adjusting method - Google Patents

T-shaped caliper for adjusting belt roller shaft of ship self-unloading system and adjusting method Download PDF

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Publication number
CN113390311B
CN113390311B CN202110590264.7A CN202110590264A CN113390311B CN 113390311 B CN113390311 B CN 113390311B CN 202110590264 A CN202110590264 A CN 202110590264A CN 113390311 B CN113390311 B CN 113390311B
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Prior art keywords
belt roller
roller shaft
correction
positioning
shaped
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CN113390311A (en
Inventor
汪兆坤
董新兵
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Chengxi Shipyard Co Ltd
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Chengxi Shipyard Co Ltd
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Priority to CN202110590264.7A priority Critical patent/CN113390311B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00Measuring instruments characterised by the use of mechanical techniques
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G39/00Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors 
    • B65G39/10Arrangements of rollers
    • B65G39/12Arrangements of rollers mounted on framework
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/26Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B11/27Measuring 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/24Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B5/25Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/30Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

The invention relates to the technical field of ship equipment installation, in particular to a T-shaped caliper for adjusting a belt roller shaft of a ship self-unloading system and an adjusting method. The T-shaped caliper comprises a positioning ruler and a correction ruler connected with the positioning ruler, one end of the correction ruler is vertically connected with the middle of the positioning ruler, a V-shaped positioning groove parallel to the length direction of the positioning ruler is formed in the positioning ruler, the V-shaped positioning groove is located on the back side of a connecting portion between the positioning ruler and the correction ruler, and a correction groove perpendicular to the V-shaped positioning groove is formed in the length direction of the correction ruler. The invention greatly improves the precision and the efficiency of the adjustment of the belt roller shaft.

Description

T-shaped caliper for adjusting belt roller shaft of ship self-unloading system and adjusting method
Technical Field
The invention relates to the technical field of ship equipment installation, in particular to a T-shaped caliper for adjusting a belt roller shaft of a ship self-unloading system and an adjusting method.
Background
The self-unloading ship is a dry bulk cargo transport ship with a special cargo hold structure and an unloading structure, and a self-unloading system is arranged between the bottom of the cargo hold and the bottom of the ship, so that unloading can be carried out in a continuous conveying mode.
The self-unloading ship 40000 ton self-unloading system has higher requirement on the installation of a belt roller shaft, and the faced difficulties are as follows:
firstly, the requirement on the installation and positioning precision of a belt roller shaft is high, and the error is controlled within a range of +/-2 mm according to the process requirement;
secondly, when the belt roller shaft is adjusted, the perpendicularity between the belt roller shaft and the longitudinal center line of the belt conveyor needs to be repeatedly measured, so that the efficiency is low;
thirdly, the number of the belt roller shafts arranged along the longitudinal direction is huge, more than 400 belt roller shafts are added up, and the construction efficiency is seriously affected by repeated measurement;
and fourthly, the manual measurement by using the tape is easily affected by operation skills, different measurement points are different in size, and the precision is extremely difficult to control.
Content
In order to solve the problems, the invention provides a T-shaped caliper for adjusting a belt roller shaft of a ship self-unloading system and an adjusting method, and aims to improve the accuracy and efficiency of belt roller shaft adjustment. The specific technical scheme is as follows:
the utility model provides a boats and ships self-discharging system belt roller adjustment is with T slide caliper rule, includes the location chi and connects the correction chi of location chi, the one end of correction chi is connected perpendicularly the middle part of location chi, be provided with one on the location chi and be on a parallel with location chi length direction's V type constant head tank, V type constant head tank is located the location chi with the dorsal part of connecting portion between the correction chi, follow on the correction chi the length direction of correction chi has seted up a perpendicular to the correction groove of V type constant head tank.
In order to greatly reduce the manufacturing cost of the T-shaped caliper, the positioning ruler is an angle steel positioning ruler manufactured by angle steel, and the two inner side surfaces of the angle steel form the V-shaped positioning groove; the correction ruler is an iron-type positioning ruler manufactured by using iron, and the correction groove is formed in the plane of the iron.
In order to facilitate the positioning and fixing of the T-shaped caliper on the belt roller shaft, the further improved scheme is as follows: and a positioning magnet sheet is arranged on the positioning surface of the V-shaped positioning groove.
Preferably, the number of the positioning magnet sheets is two pairs, and the positioning magnet sheets are respectively arranged on the positioning surfaces at two ends of the V-shaped positioning groove.
In order to unify the reference, the T-shaped caliper for adjusting the belt roller shaft of the ship self-unloading system is also provided with the stay wire steel wire pulled out along the conveying direction of the ship self-unloading system in a matching way, when the ship self-unloading system is in operation, the stay wire steel wire is positioned above the middle position of the belt roller shaft and is perpendicular to the belt roller shaft, the V-shaped positioning groove of the T-shaped caliper is positioned and adsorbed on the outer circle of the belt roller shaft through the positioning magnet piece, the correction ruler of the T-shaped caliper is in a horizontal suspension state, and after the belt roller shaft is adjusted, the stay wire steel wire is aligned with the center line of the correction groove of the T-shaped caliper or is positioned in the middle of the correction groove of the T-shaped caliper.
In order to further improve the adjustment precision of a belt roller shaft, the T-shaped caliper for adjusting the belt roller shaft of the ship self-unloading system is also provided with a precision correction assembly in a matched mode, the precision correction assembly comprises a pair of infrared ranging pens, a pair of ranging pen fixing seats and a pair of free floating measurement datum seats, the pair of ranging pen fixing seats are respectively arranged at the same side positions of two ends of the correction ruler, the pair of infrared ranging pens are correspondingly arranged on the pair of ranging pen fixing seats, the pair of infrared ranging pens are parallel to a V-shaped positioning groove of the T-shaped caliper, the free floating measurement datum seats comprise a datum bottom plate which is in free contact with the upper plane of the correction ruler by means of gravity, and a datum vertical plate which is vertically arranged on the datum bottom plate and is perpendicular to the upper plane of the correction ruler, and a datum magnet sheet for magnetically adsorbing a stay wire is arranged on the plane of the datum vertical plate; the stay wire steel wire is a carbon steel wire.
In the invention, the free floating measurement reference seat is made of non-ferromagnetic materials.
The adjusting method of the T-shaped caliper for adjusting the belt roller shaft of the ship self-discharging system comprises the following steps:
(1) And (3) pulling wires: a longitudinal belt center line is pulled by a stay wire steel wire at a position above a belt roller shaft in the unloading cabin;
(2) And D, T-shaped caliper mounting: the positioning surface of the V-shaped positioning groove of the T-shaped caliper is adsorbed to the middle of the belt roller shaft at the symmetrical positions relative to the two ends of the belt roller shaft through the positioning magnet sheet, and the correction ruler of the T-shaped caliper is in or near a horizontal suspension state;
(3) Adjusting the position of a belt roller shaft: the position of the belt roller shaft is changed by adjusting the belt roller shaft bracket until the stay wire steel wire is aligned with the central line of the correction groove of the T-shaped caliper or is positioned in the middle of the correction groove of the T-shaped caliper, so that the vertical alignment state of the belt roller shaft and the longitudinal belt central line is formed.
The second adjusting method of the T-shaped caliper for adjusting the belt roller shaft of the ship self-discharging system comprises the following steps:
(1) And (3) pulling wires: a longitudinal belt center line is pulled by a stay wire steel wire at a position above a belt roller shaft in the unloading cabin; wherein the stay wire steel wire is a carbon steel wire;
(2) And D, T-shaped caliper mounting: the positioning surface of the V-shaped positioning groove of the T-shaped caliper with the precise correction assembly is adsorbed at the symmetrical position of the middle of the belt roller shaft relative to the two ends of the belt roller shaft through the positioning magnet sheet, and the correction ruler of the T-shaped caliper is in or near a horizontal suspension state;
(3) Mounting of a free floating measurement reference base: a pair of free floating measuring reference seats are magnetically adsorbed on a stay wire through reference magnet sheets on a reference vertical plate, and simultaneously, a reference bottom plate of the floating measuring reference seats is enabled to be in free contact with the upper plane of a correction ruler of a T-shaped caliper through the dead weight function of the floating measuring reference seats; adjusting the positions of a pair of floating measurement reference bases so that the planes of a pair of reference risers are right opposite to the ranging direction of a pair of digital display infrared ranging pens;
(4) Adjusting the position of a belt roller shaft: the position of the belt roller shaft is changed by adjusting the belt roller shaft bracket, the distance between the pair of the infrared distance measuring pens and the distance reference vertical plate is observed, and the difference value between the pair of the infrared distance measuring pens and the distance between the pair of the infrared distance measuring pens is ensured to be within a preset range, so that the vertical centering state of the belt roller shaft and the longitudinal belt center line is formed.
In the process of adjusting the belt roller shaft, the free floating measurement reference seat is always magnetically adsorbed and attached to the stay wire steel wire through a reference magnet piece arranged on a reference vertical plate, and is always in free contact with the upper plane of the correction ruler by means of the gravity of the free floating measurement reference seat; when the position of the belt roller shaft changes, the reference bottom plate of the free floating measurement reference seat and the upper plane of the correction ruler slide relatively so as to adapt to the position changes of the belt roller shaft and the T-shaped caliper; when the belt roller shaft is adjusted, whether the belt roller shaft is adjusted in place or not can be visually observed through a pair of digital display infrared distance measuring pens, so that a vertical alignment state of the belt roller shaft and the longitudinal belt center line is formed.
After the position of one belt roller shaft is adjusted, on the basis of unchanged positions of the stay wire steel wires, the T-caliper and the free floating measurement reference seat are shifted and installed to the position of the next belt roller shaft to continuously adjust the position of the belt roller shaft until all the position of the belt roller shaft is adjusted.
The beneficial effects of the invention are as follows:
first, according to the T-shaped caliper and the adjusting method for adjusting the belt roller shaft of the ship self-unloading system, when the belt roller shaft is adjusted, the T-shaped caliper is always magnetically adsorbed on the belt roller shaft, an operator can observe the belt roller shaft while adjusting the belt roller shaft, and the distance between the two sides of the belt roller shaft and the center line is not required to be repeatedly measured and controlled, so that the labor intensity is reduced, and the adjusting efficiency is greatly improved.
Second, the T-shaped caliper and the adjusting method for adjusting the belt roller shaft of the ship self-discharging system are characterized in that the correcting rule of the T-shaped caliper is provided with the correcting groove, so that the position accuracy of the adjustment of the belt roller shaft can be conveniently controlled, and the adjusting efficiency is high.
Third, according to the T-shaped caliper for adjusting the belt roller shaft of the ship self-discharging system and the adjusting method, the precision correction component is arranged, so that the position accuracy of the adjustment of the belt roller shaft is further improved.
Drawings
FIG. 1 is a schematic diagram of a T-caliper for adjusting a belt roller shaft of a ship self-unloading system;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of a further improvement over FIG. 1 (with the addition of a precision correction assembly);
FIG. 4 is a top view of FIG. 3;
fig. 5 is a schematic view (left side view) of the portion of fig. 3 relating to the precision correction assembly.
In the figure: 1. the device comprises a T-shaped caliper, 2, a positioning ruler, 3, a correction ruler, 4, a V-shaped positioning groove, 5, a correction groove, 6, a positioning magnet sheet, 7, a positioning surface, 8, a wire drawing steel wire, 9, a belt roller shaft, 10, a precision correction assembly, 11, a digital display infrared distance measuring pen, 12, a distance measuring pen fixing seat, 13, a free floating measurement reference seat, 14, a reference bottom plate, 15, a reference vertical plate, 16, a reference magnet sheet, 17 and a belt roller shaft bracket.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
Example 1:
the embodiment of the T-shaped caliper 1 for adjusting the belt roller shaft of the ship self-unloading system comprises a positioning rule 2 and a correction rule 3 connected with the positioning rule, wherein one end of the correction rule 3 is vertically connected with the middle part of the positioning rule 2, a V-shaped positioning groove 4 parallel to the length direction of the positioning rule 2 is arranged on the positioning rule 2, the V-shaped positioning groove 4 is positioned on the back side of the connecting part between the positioning rule 2 and the correction rule 3, and a correction groove 5 vertical to the V-shaped positioning groove 4 is formed on the correction rule 3 along the length direction of the correction rule 3.
In order to greatly reduce the manufacturing cost of the T-shaped caliper 1, the positioning ruler 2 is an angle steel type positioning ruler manufactured by angle steel, and the two inner side surfaces of the angle steel form the V-shaped positioning groove 4; the correction ruler 3 is an iron-type positioning ruler manufactured by using iron, and the correction groove 5 is formed in the plane of the iron.
In order to facilitate the positioning and fixing of the T-caliper 1 on the belt roller shaft 9, the further improvement scheme is as follows: the positioning surface 7 of the V-shaped positioning groove 4 is provided with a positioning magnet sheet 6.
Preferably, the number of the positioning magnet pieces 6 is two pairs, and the positioning magnet pieces are respectively arranged on the positioning surfaces 7 at two ends of the V-shaped positioning groove 4.
In order to unify the benchmark, the T-shaped caliper 1 for adjusting the belt roller shaft of the ship self-unloading system is also provided with a stay wire steel wire 8 pulled out along the conveying direction of the ship self-unloading system in a matching way, when the T-shaped caliper 1 is operated, the stay wire steel wire 8 is located above the middle position of the belt roller shaft 9 and is perpendicular to the belt roller shaft 9, the V-shaped positioning groove 4 of the T-shaped caliper 1 is positioned and adsorbed on the outer circle of the belt roller shaft 9 through the positioning magnet sheet 6, the correction ruler 3 of the T-shaped caliper 1 is in a horizontal suspension state, and after the belt roller shaft 9 is adjusted, the stay wire steel wire 8 is aligned with the center line of the correction groove 5 of the T-shaped caliper 1 or is located in the middle of the correction groove 5 of the T-shaped caliper 1.
In order to further improve the adjustment precision of the belt roller shaft 9, the t-caliper 1 for adjusting the belt roller shaft of the self-discharging system of the ship is also provided with a precision correction assembly 10 in a matching way, the precision correction assembly 10 comprises a pair of infrared ranging pens 11, a pair of ranging pen fixing seats 12 and a pair of free floating measurement reference seats 13, the pair of ranging pen fixing seats 12 are respectively arranged at the same side positions of two ends of the correction ruler 3, the pair of infrared ranging pens 11 are correspondingly arranged on the pair of ranging pen fixing seats 12, the pair of infrared ranging pens 11 are parallel to the V-shaped positioning groove 4 of the t-caliper 1, the free floating measurement reference seats 13 comprise a reference bottom plate 14 which is freely contacted with the upper plane of the correction ruler 3 by gravity, a reference vertical plate 15 which is vertically arranged on the reference bottom plate 14 and is perpendicular to the upper plane of the correction ruler 3, and a reference magnet piece 16 for magnetically adsorbing the wire 8 is arranged on the plane of the reference vertical plate 15; the stay wire steel wire 8 is a carbon steel wire.
In this embodiment, the free floating measurement reference stand 13 is a free floating measurement reference stand 13 made of a non-ferromagnetic material.
Example 2:
an adjusting method of a T-shaped caliper for adjusting a belt roller shaft of a ship self-discharging system comprises the following steps:
(1) And (3) pulling wires: a longitudinal belt center line is pulled by a stay wire steel wire 8 at a position above a belt roller shaft 9 in the unloading cabin;
(2) And D, T-shaped caliper mounting: the positioning surface of the V-shaped positioning groove 4 of the T-shaped caliper 1 is adsorbed to the middle of the belt roller shaft 9 at the symmetrical positions relative to the two ends of the belt roller shaft 9 through the positioning magnet sheet 6, and the correction ruler 3 of the T-shaped caliper 1 is in or near a horizontal suspension state;
(3) Adjusting the position of a belt roller shaft: the position of the belt roller shaft 9 is changed by adjusting the belt roller shaft bracket 17 until the wire drawing wire 8 is aligned with the center line of the correction groove 5 of the T-caliper 1 or is positioned right in the middle of the correction groove 5 of the T-caliper 1, thereby forming a vertically aligned state of the belt roller shaft 9 with the longitudinal belt center line (wire drawing wire 8).
Example 3:
an adjusting method of a T-shaped caliper for adjusting a belt roller shaft of a ship self-discharging system comprises the following steps:
(1) And (3) pulling wires: a longitudinal belt center line is pulled by a stay wire steel wire 8 at a position above a belt roller shaft 9 in the unloading cabin; wherein the stay wire steel wire 8 is a carbon steel wire;
(2) And D, T-shaped caliper mounting: the positioning surface 7 of the V-shaped positioning groove 4 of the T-shaped caliper 1 with the precise correction assembly 10 is adsorbed to the middle of the belt roller shaft 9 at a symmetrical position relative to the two ends of the belt roller shaft 9 through the positioning magnet sheet 6, and the correction ruler 3 of the T-shaped caliper 1 is in or near a horizontal suspension state;
(3) Mounting of a free floating measurement reference base: a pair of free floating measurement reference bases 13 are magnetically adsorbed on a stay wire steel wire 8 through reference magnet sheets 16 on a reference vertical plate 15, and simultaneously, a reference bottom plate 14 of the floating measurement reference bases 13 is in free contact with the upper plane of a correction rule 3 of the T-square caliper 1 under the action of the dead weight of the floating measurement reference bases 13; adjusting the positions of the pair of floating measurement reference bases 13 so that the planes of the pair of reference risers 15 are aligned with the ranging directions of the pair of digital display infrared ranging pens 11;
(4) Adjusting the position of a belt roller shaft: the position of the belt roller shaft 9 is changed by adjusting the belt roller shaft bracket 17, the distance between the pair of the infrared distance measuring pens 11 and the distance reference vertical plates 15 is observed, and the difference value between the pair of the infrared distance measuring pens 11 and the distance between the pair of the infrared distance measuring pens 11 is ensured to be within a preset range, so that the vertical centering state of the belt roller shaft 9 and the longitudinal belt center line (the stay wire steel wire 8) is formed.
In the adjustment process of the belt roller shaft 9, the free floating measurement reference seat 13 is always magnetically adsorbed and attached to the stay wire 8 through the reference magnet piece 16 arranged on the reference vertical plate 15, and is always in free contact with the upper plane of the correction ruler 3 by means of the gravity of the free floating measurement reference seat 13; when the position of the belt roller shaft 9 changes, the reference bottom plate 14 of the free floating measurement reference seat 13 and the upper plane of the correction ruler 3 relatively slide so as to adapt to the position changes of the belt roller shaft 9 and the T-shaped caliper 1; when the belt roller 9 is adjusted, whether the belt roller 9 is adjusted in place or not can be visually observed through a pair of digital display infrared distance measuring pens 11, so that the vertical alignment state of the belt roller 9 and the longitudinal belt center line (the stay wire 8) is formed.
After the position adjustment of one belt roller 9 is completed, on the basis of unchanged positions of the stay wire steel wires 8, the T-caliper 1 and the free floating measurement reference seat 13 are shifted and installed to the position of the next belt roller 9, and the position adjustment of the belt roller 9 is continued until the position adjustment of all the belt rollers 9 is completed.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.

Claims (8)

1. The T-shaped caliper for adjusting the belt roller shaft of the ship self-unloading system is characterized by comprising a positioning rule and a correction rule connected with the positioning rule, wherein one end of the correction rule is vertically connected with the middle part of the positioning rule, the positioning rule and the correction rule form a T shape, a V-shaped positioning groove parallel to the length direction of the positioning rule is formed in the positioning rule, and the V-shaped positioning groove is positioned on the back side of a connecting part between the positioning rule and the correction rule; a positioning magnet sheet is arranged on the positioning surface of the V-shaped positioning groove; a correction groove perpendicular to the V-shaped positioning groove is formed in the correction ruler along the length direction of the correction ruler;
the ship self-unloading system is characterized in that a wire drawing steel wire which is drawn out along the conveying direction of the ship self-unloading system is also arranged in a matched mode, the wire drawing steel wire is positioned above the middle position of the belt roller shaft and is perpendicular to the belt roller shaft when in operation, a longitudinal belt center line is drawn by the wire drawing steel wire, the V-shaped positioning groove of the T-shaped caliper is positioned and adsorbed on the middle of the outer circle of the belt roller shaft at a position symmetrical to the two ends of the belt roller shaft through the positioning magnet sheet, and the correction ruler of the T-shaped caliper is in a horizontal suspension state; the precise correction assembly comprises a pair of digital infrared distance measuring pens, a pair of distance measuring pen fixing seats and a pair of free floating measurement datum seats, wherein the pair of distance measuring pen fixing seats are respectively arranged at the same side positions of two ends of the correction ruler, the pair of digital infrared distance measuring pens are correspondingly arranged on the pair of distance measuring pen fixing seats, the distance measuring direction of the pair of digital infrared distance measuring pens is parallel to a V-shaped positioning groove of the T-shaped caliper, the free floating measurement datum seats comprise a datum bottom plate which is in free contact with the upper plane of the correction ruler by means of gravity, and a datum vertical plate which is vertically arranged on the datum bottom plate and is perpendicular to the upper plane of the correction ruler, and a datum magnet sheet for magnetically adsorbing a wire drawing steel wire is arranged on the side face of the datum vertical plate;
the stay wire steel wire is aligned with the central line of the correction groove of the T-shaped caliper after the belt roller shaft is adjusted or is positioned in the middle of the correction groove of the T-shaped caliper; or the difference value of the distance measured by the pair of digital display infrared distance measuring pens and the distance measured by the pair of digital display infrared distance measuring pens after the belt roller shaft is adjusted is within a preset range.
2. The T-square caliper for adjusting the belt roller shaft of the ship self-unloading system according to claim 1, wherein the positioning ruler is an angle steel positioning ruler made of angle steel, and the two inner side surfaces of the angle steel form the V-shaped positioning groove; the correction ruler is an iron-type correction ruler manufactured by using iron, and the correction groove is formed in the plane of the iron.
3. The t-square caliper for adjusting the belt roller shaft of the ship self-unloading system according to claim 1, wherein the number of the positioning magnet sheets is two pairs, and the positioning magnet sheets are respectively arranged on the positioning surfaces at two ends of the V-shaped positioning groove.
4. The t-caliper for adjusting a belt roller of a ship self-unloading system according to claim 1, wherein the stay wire steel wire is a carbon steel wire.
5. The t-caliper for adjusting a belt roller of a ship self-unloading system according to claim 1, wherein the free-floating measurement reference base is made of a nonferromagnetic material.
6. A method for adjusting a t-caliper for adjusting a belt roller shaft of a ship self-discharging system according to any one of claims 1 to 5, comprising the steps of:
(1) And (3) pulling wires: a longitudinal belt center line is pulled by a stay wire steel wire at a position above a belt roller shaft in the unloading cabin;
(2) And D, T-shaped caliper mounting: the positioning surface of the V-shaped positioning groove of the T-shaped caliper is adsorbed to the middle of the belt roller shaft at the symmetrical positions relative to the two ends of the belt roller shaft through the positioning magnet sheet, and the correction ruler of the T-shaped caliper is in or near a horizontal suspension state;
(3) Adjusting the position of a belt roller shaft: the position of the belt roller shaft is changed by adjusting the belt roller shaft bracket until the stay wire steel wire is aligned with the central line of the correction groove of the T-shaped caliper or is positioned in the middle of the correction groove of the T-shaped caliper, so that the vertical alignment state of the belt roller shaft and the longitudinal belt central line is formed.
7. An adjustment method using the t-caliper for adjusting a belt roller shaft of a ship self-discharging system according to any one of claims 1 to 5, comprising the steps of:
(1) And (3) pulling wires: a longitudinal belt center line is pulled by a stay wire steel wire at a position above a belt roller shaft in the unloading cabin; wherein the stay wire steel wire is a carbon steel wire;
(2) And D, T-shaped caliper mounting: the positioning surface of the V-shaped positioning groove of the T-shaped caliper with the precise correction assembly is adsorbed at the symmetrical position of the middle of the belt roller shaft relative to the two ends of the belt roller shaft through the positioning magnet sheet, and the correction ruler of the T-shaped caliper is in or near a horizontal suspension state;
(3) Mounting of a free floating measurement reference base: a pair of free floating measuring reference seats are magnetically adsorbed on a stay wire through reference magnet sheets on a reference vertical plate, and simultaneously, a reference bottom plate of the floating measuring reference seats is enabled to be in free contact with the upper plane of a correction ruler of a T-shaped caliper through the dead weight function of the floating measuring reference seats; adjusting the positions of a pair of floating measurement reference bases so that the planes of a pair of reference risers are right opposite to the ranging direction of a pair of digital display infrared ranging pens;
(4) Adjusting the position of a belt roller shaft: the position of the belt roller shaft is changed by adjusting the belt roller shaft bracket, the distance between the pair of the infrared distance measuring pens and the distance reference vertical plate is observed, and the difference value between the pair of the infrared distance measuring pens and the distance between the pair of the infrared distance measuring pens is ensured to be within a preset range, so that the vertical centering state of the belt roller shaft and the longitudinal belt center line is formed.
8. The adjustment method according to claim 6 or 7, wherein after the adjustment of the position of one belt roller is completed, the position of the t-caliper and the free floating measurement reference base are shifted and mounted to the position of the next belt roller on the basis of the unchanged wire position of the wire, and the adjustment of the position of the belt roller is continued until all the adjustment of the positions of the belt rollers is completed.
CN202110590264.7A 2021-05-28 2021-05-28 T-shaped caliper for adjusting belt roller shaft of ship self-unloading system and adjusting method Active CN113390311B (en)

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CN116810266A (en) * 2023-07-21 2023-09-29 中海石油(中国)有限公司 Auxiliary construction tool for steel structure node
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