CN104875848A - Ship seagoing capability testing system - Google Patents

Ship seagoing capability testing system Download PDF

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Publication number
CN104875848A
CN104875848A CN201510287442.3A CN201510287442A CN104875848A CN 104875848 A CN104875848 A CN 104875848A CN 201510287442 A CN201510287442 A CN 201510287442A CN 104875848 A CN104875848 A CN 104875848A
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China
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seaworthiness
movable post
slide
ship
electric motors
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CN201510287442.3A
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Chinese (zh)
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CN104875848B (en
Inventor
董国祥
季盛
马雪泉
文逸彦
伍锐
李传庆
李建鹏
谢凤伟
吴静
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上海船舶运输科学研究所
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Publication of CN104875848A publication Critical patent/CN104875848A/en
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Publication of CN104875848B publication Critical patent/CN104875848B/en

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Abstract

The invention discloses a ship seagoing capability testing system. The ship seagoing capability testing system comprises a ship seagoing capability tester which is arranged on a water pond and can be dragged by a trailer, wherein the ship seagoing capability tester comprises a pair of stand column racks, a crossbeam rack which is arranged between the pair of stand column racks, and a seagoing capability testing device and a follow-up braking device which are located on the crossbeam rack. The seagoing capability testing device uses a linear motor in a magnetic levitation principle as a control and measurement means to measure a motion attitude and a resistance increase situation of a ship model in waves under no constraint conditions except yawing and swaying under a situation of ultralow damping. The follow-up braking device uses the follow-up principle of the linear motor, converts motion into mechanical clamping through a pneumatic cylinder and realizes starting and stopping control of the ship model in waves by clamping and releasing a track through a track clamp. The ship seagoing capability testing system realizes the accurate measurement of the seagoing capability of the ship model in simulated waves.

Description

Seaworthiness performance test macro

Technical field

The invention belongs to boats and ships technical field of measurement and test, particularly relate to a kind of system that the heave of ship model in wave, pitching, resistance, surging and rolling are tested and tested seaworthiness performance.

Background technology

Along with the development of shipping technology is innovated, improve the important means that ship performance accuracy of the forecast is ship type development, and the precision of model test directly affects ship performance accuracy of the forecast, boats and ships move in stormy waves, increase the precision that the test technology of resistance, stall and propulsion quality etc. directly has influence on model test, are ship performance forecast important evidence.

The model test of current ship model in wave mainly contains two kinds, a kind of is restriction surging formula, what reflect in test is not real wave motion, another kind provides the stressed of ship model and sounding rod by the stretching of two ends spring, can realize free surging to a certain extent, but spring exists elastic damping, affect oscillation frequency, can not reflect real motion, drag measurement is had a certain impact, and this test method needs people to control ship model for going in start-stop process.

Summary of the invention

Technical matters to be solved by this invention is to provide a kind of seaworthiness performance test macro that truly can reflect ship model wave motion, to overcome the deficiency that prior art exists.

For solving the problems of the technologies described above, the present invention adopts following technical scheme:

A kind of seaworthiness performance test macro, it is characterized in that: comprise the seaworthiness tester be located at and pond can be dragged by trailer, described seaworthiness tester comprises a pair column support, be located at the cross beam frame between a pair column support, and be positioned at seaworthiness proving installation on described cross beam frame and follow brake gear;

The first slide, vertically activity that described seaworthiness proving installation comprises on the first linear electric motors be located on cross beam frame, displacement first linear electric motors are located in the first movable post in the first slide and are connected to the measuring head of the first movable post lower end; Described first slide is provided with the lifting displacement pickup of the movable post adjustable height of detection first; Described measuring head comprises the resistive force sensor, pitching sensor and the rolling sensor that are connected to the first movable post lower end in turn; Described first linear electric motors are provided with the first displacement motor sensor;

Described brake gear of following comprises the second linear electric motors be located on cross beam frame, the second slide be positioned on the second linear electric motors, and vertical activity is located in the second movable post, the lift drive mechanism of the movable post lifting of driving second and the chuck of connection the second movable post lower end in the second slide; Described second linear electric motors are provided with the second displacement motor sensor, and described second linear electric motors have braking mechanism;

Also include testing and control assembly, described lifting displacement pickup, described resistive force sensor, described pitching sensor, described rolling sensor, described first displacement motor sensor and described second displacement motor sensor are all connected with described testing and control assembly; Described testing and control assembly also connects the electromagnetic valve of the first motor driver of described first linear electric motors, the second motor driver of described second linear electric motors, the electromagnetic valve of described braking mechanism and described chuck.

Described lift drive mechanism is formed by being located at the drive motor of the second movable capital end, the screw mandrel being provided with the second movable post side and the nut be fixed on the second slide; Described screw mandrel is located in described nut, and top connects described drive motor; Described braking mechanism is to clamp down on the track clamp that the track of the second linear electric motors is stated in residence.

Described chuck is pneumatic chuck, comprise be connected to the second movable post lower end permanent seat, by air cylinder driven and the movable block be positioned at below permanent seat and a pair clamping plate be positioned at below movable block; Described movable block have a pair symmetry and the guiding perforation of arranging in " Y " type; The front and rear end of described permanent seat is also separately installed with vertical chute, is also separately installed with vertical guide in the front and rear end of movable block, and described vertical guide is positioned at described vertical chute; The back of every block clamping plate connects support by a pair stay bearing plate, a pair stay bearing plate extends upwardly to the left and right end face of described permanent seat, the upper end of described stay bearing plate is connected with guiding slide, the left and right end face of described permanent seat is provided with cross slide way, described guiding slide is arranged on horizontal slide rail, the top position being positioned at clamping plate between a pair stay bearing plate is connected with brake axle, and described brake axle is arranged in the perforation of described guiding.

Described guiding perforation is connected and composed by vertical elongated hole and oblique elongated hole, and the lower end of described oblique elongated hole connects the upper end of described vertical elongated hole, and the upper end of described oblique elongated hole is positioned at the oblique upper in the outside of vertical elongated hole.

The left and right side of described second movable post lower end also adds brace panel respectively, and described brace panel bottom has a pair right angle incision, and described right angle incision is just in time adaptive with the square apex angle of the inner top side of described stay bearing plate.

Described cross beam frame comprises first crossbeam frame and second cross beam frame, and described seaworthiness proving installation is positioned on described first crossbeam frame, described in follow brake gear and be positioned on described second cross beam frame.

The side of described first movable post is provided with vertical grating scale, has the first horizontal raster chi outside described first crossbeam frame, has the second horizontal raster chi outside described second cross beam frame; Described lifting displacement pickup, described first displacement motor sensor and the second displacement motor sensor are grating scale read head.

Described first movable post and described second movable post side all have vertical guide, and described first slide and described second slide all have guide groove, and described vertical guide is engaged in described guide groove.

Described measuring head also includes adapter plate and connecting panel, described resistive force sensor one end connects the lower end of described first movable post, the other end connects described adapter plate, and described pitching sensor and described rolling sensor are connected in turn between described adapter plate and described connecting panel.

Both sides, described pond are provided with main orbit, and described trailer is positioned on described main orbit; Described trailer is also provided with carriage track, and described seaworthiness tester is positioned on described carriage track, described carriage track is also provided with the lockout mechanism for locking described seaworthiness tester.

Adopt technique scheme, the present invention has following advantage:

1, utilize the linear electric motors of magnetic suspension principle to control and measurement mechanism as ship model, realize contactless loading and measurement, damping coefficient is ultralow, not limited model motion, and accurate positioning, control and survey precision high.

2, follow brake gear, realize brake and be synchronized with the movement with measurement mechanism, and do not affect the vibration of measuring section, solve movement of ship model in wave excessive, cannot the problem of apply the brakes.

2, brake is achieved integrated with measurement, data acquisition and controlling integration, reduce equipment volume, be convenient to lifting and the use of equipment, realization simultaneously accelerates and braking section provides traction power by following brake gear, there is provided traction power by seaworthiness proving installation during measurement, reduce transducer range, improve test accuracy.

4, equipment has pneumatic machine brake, and power down auto-lock function, equipment transient starting traction ability can reach 1.5 tons.

5, be provided with the interlock protection devices such as programming control protection and the protection of Anti-knocking mechanical position limitation in measuring, this equipment can be protected better.

6, state of kinematic motion realizes non-contact exact measurement by high precision grating scale.

In sum, present invention achieves the accurate measurement of ship model seaworthy in simulated waves.

Accompanying drawing explanation

Below in conjunction with the drawings and specific embodiments, the present invention is described in detail:

Fig. 1 is system birds-eye view of the present invention;

Fig. 2 is system front elevation of the present invention;

Fig. 3 is system side view of the present invention;

Fig. 4 is the first view stereo structural representation of seaworthiness tester;

Fig. 5 is the second view stereo structural representation of seaworthiness tester;

Fig. 6 is the structural representation of measuring head;

Fig. 7 is the structural representation of chuck;

Fig. 8 is the structural representation of movable block;

Fig. 9 is the chuck structure schematic diagram installing brace panel additional;

Figure 10 is the connection diagram of testing and control part.

Detailed description of the invention

As shown in Figure 1 to Figure 3, seaworthiness test macro of the present invention, comprises pond 100, is located at the main orbit 200 of both sides, pond, is located at the trailer 400 on main orbit 200, is arranged on the seaworthiness tester 300 on trailer 400.Trailer 400 moves along main orbit 200 for drawing seaworthiness tester 300.

When testing, ship model 10 is connected to the below of seaworthiness tester 300, by the dragging of trailer 400, drives ship model 10 to navigate by water at the wavy water surface 101 of the simulation in pond 100 by seaworthiness tester 300.

For convenience of the position of adjustment seaworthiness tester 300 on trailer 400, to adapt to the ship model connecting different model, trailer 400 also has carriage track 401.After seaworthiness tester 300 adjusts good position on carriage track 401, lock with lockout mechanism 402.

As shown in Figure 4 and Figure 5, seaworthiness tester 300 comprises a pair column support 310, first crossbeam frame 320, second cross beam frame 330, seaworthiness proving installation 340 and follows brake gear 350.

Wherein, a pair column support 310 apportion both sides, first crossbeam frame 320 and second cross beam frame 330 are arranged between a pair column support 310 top, and first crossbeam frame 320 is positioned at the below of second cross beam frame 330, and first crossbeam frame 320 and second cross beam frame 330 are formed by the crossbeam 801 at pair of parallel interval.

Seaworthiness proving installation 340 comprises the first linear electric motors 3410, first slide 3420, first movable post 3430 and measuring head 3440.

First linear electric motors 3410 are arranged on first crossbeam frame 320, and the first slide 3420 is arranged on again on the first linear electric motors 3410.First slide 3420 can carry out motion of translation along first crossbeam frame 320 under the first linear electric motors 3410 drive.First slide 3420 is provided with middle the first guide holder 3421 with through hole, and the both sides inwall of through hole has guide groove.First movable post 3430 both sides outer wall is provided with vertical guide 3431.This first movable post 3430 is arranged in the through hole of the first guide holder 3421 vertically, and its lower end passes from the below of first crossbeam frame 320, and upper end upwards extends.The vertical guide 3431 of the first movable post 3430 is engaged in the guide groove of through hole, and this first movable post 3430 can up-and-down movement under the constraint of guide groove and vertical guide 3431.First movable post 3430 another side is also provided with vertical grating scale 3432.On the first guide holder 3421, the position of corresponding vertical grating scale is provided with lifting displacement pickup, and this lifting displacement pickup is grating scale read head.

First linear electric motors 3410 by two elementary and be positioned at two elementary on four secondaryly to form, two elementary double first slide rails 3411 that do are arranged on two crossbeams of first crossbeam frame 320 respectively, four secondary lay respectively at four drift angles bottom the first slide 3420 double be made in elementary on the first shoes 3412.Certainly, also can be secondaryly double as slide rail, elementaryly double as shoes.

In addition, the cross rail outer of first crossbeam frame 320 is also provided with the first horizontal raster chi 3413, it is also grating scale read head that the position of the corresponding first horizontal raster chi 3413 of the first slide 3420 side is provided with the first displacement motor sensor 3422, first displacement motor sensor.

Shown in composition graphs 6, measuring head 3440 is connected to the lower end of the first movable post 3430, comprises sensor fixation plate 3433, adapter plate 3441, connecting panel 3442, resistive force sensor 3443, pitching sensor 3444 and rolling sensor 3445.Wherein, the upper end of resistive force sensor 3443 is connected with the sensor fixation plate 3433 under the first movable post 3430, the lower end of resistive force sensor 3443 is connected with adapter plate 3441, and pitching sensor 3444 and rolling sensor 3445 are connected in turn between adapter plate 3441 and connecting panel 3442.

Particularly, resistive force sensor 3443 is that conventional list divides force snesor, and being arranged between sensor fixation plate 3433 under the first movable post 3430 and adapter plate 3441, is be exclusively used in the force transducer measuring ship model X-direction power (i.e. working direction power).Pitching sensor 3444 and rolling sensor 3444 are digital regulation resistance, are connected on the center cross between adapter plate 3441 and connecting panel 3442 by elastic coupling, obtain vertical roll angle signal by the waving of two axles of measuring in center cross.

Again as shown in Figure 4 and Figure 5, follow brake gear 350 and comprise the second linear electric motors 3510, second slide 3520, second movable post 3530 and chuck 3540.

Wherein, the second linear electric motors 3510 are arranged on second cross beam frame 330, and the second slide 3520 is arranged on again on the second linear electric motors 3510.Second slide 3520 can carry out motion of translation along second cross beam frame 330 under the second linear electric motors 3510 drive.Second slide 3520 is provided with the second guide holder 3521 of middle with hole, and the both sides inwall of through hole has guide groove.The both sides outer wall of the second movable post 3530 is provided with vertical guide 3531.This second movable post 3530 is arranged in the through hole of the first guide holder 3521 vertically, and vertical guide 3531 coordinates with guide groove.The lower end of the second movable post 3530 passes from the gap of second cross beam frame 330, first crossbeam frame 320, and be connected with chuck 3540, upper end upwards extends.The upper end of the second movable post 3530 is provided with a drive motor 3550.Be provided with a screw mandrel 3551 in the side of the first movable post 3530, this screw mandrel 3551 upper end is connected with drive motor 3550.Second slide 3530 also has nut 3524, and screw mandrel 3551, through nut 3524, engages with nut 3524.Under the driving of drive motor 3550 and by the transmission of leading screw and nut mechanism, the second movable post 3530 can drive chuck 3540 to carry out rising or declining, thus the ship model of corresponding different large small size makes chuck 3540 adjust to applicable height.

Second linear electric motors 3510 also elementary by two and be positioned at two elementary on four secondaryly to form, two elementary double second slide rails 3511 that do are arranged on two crossbeams of second cross beam frame 330 respectively, four secondary be arranged on respectively four drift angles bottom the second slide 3520 double be made in elementary on the second shoes 3512.Equally, also can be secondaryly double as slide rail, elementaryly double as shoes.

In addition, the cross rail outer of second cross beam frame 330 is yet provided with the second horizontal raster chi 3513, second slide 3520 side installs braking mechanism and the second displacement motor sensor 3523, braking mechanism is the position that correspondence is arranged on the second slide rail 3511, and the second displacement motor sensor correspondence is arranged on the position of the second horizontal raster chi 3513.

As shown in Figure 7, chuck 3540 comprises permanent seat 601, movable block 602, a pair clamping plate, 603, four pieces of stay bearing plates 604, two pieces of bosses and cylinders.

Wherein, permanent seat 601 is connected to the lower end of the second movable post 3530, and movable block 602 is positioned at the below of permanent seat 601, and cylinder is hidden and is arranged on the second movable post 3530 inside, and its piston rod stretches out downwards from permanent seat 601, is connected with movable block 602.Under the driving of cylinder 606, movable block 602 can up-and-down movement.For ensureing that movable block 602 up-and-down movement is steady, be also separately installed with vertical chute 607 in the front and rear end of permanent seat 601, be also separately installed with vertical guide 608 in the front and rear end of movable block 602, vertical guide 608 is positioned at vertical chute 607.

The left and right side of movable block 602 offers a pair symmetry and the guiding perforation 620 of arranging in " Y " type.Particularly, as shown in Figure 8, this guiding perforation 620 comprises vertical elongated hole 621 and oblique elongated hole 622 connects and composes, and the lower end of this oblique elongated hole 622 connects the upper end of vertical elongated hole 621, and the upper end of oblique elongated hole 622 is positioned at the oblique upper in the outside of vertical elongated hole 621.

Again shown in Fig. 7, a pair clamping plate 603 is positioned at the below of movable block 602.It is two right that four pieces of stay bearing plates 604 are divided into, the back of every block clamping plate 603 is supported by a pair leg-of-mutton stay bearing plate 604, stay bearing plate 604 extends upwardly to the left and right end face of permanent seat 601, its upper end is connected with guiding slide 609, the left and right end face of permanent seat 601 is also provided with cross slide way 610, and guiding slide 609 is arranged on horizontal slide rail 610.Between a pair stay bearing plate 604, be positioned at the upper of clamping plate 603 installed brake axle 611, this brake axle 611 is arranged in guiding perforation 620.

The mode of operation of this chuck 3540 is: when brake axle 611 is arranged in vertical elongated hole 621, and the distance between a pair clamping plate 603 is minimum, and chuck is in clamped condition.When air cylinder driven movable block 602 moves downward, guiding perforation 620 on it also can move downward, when moving to after oblique elongated hole 622 contacts with brake axle 611, oblique elongated hole 622 can force brake axle 611 to move obliquely upward, until move to the upper end of oblique elongated hole 622, such brake axle 611 just drives stay bearing plate 604, and stay bearing plate 604 and then drive clamping plate 603 move in outward direction, and a pair clamping plate 603 is opened.Otherwise, when cylinder 603 drives movable block 602 upward movement, a pair clamping plate 603 can be ordered about and do pinching action.

In addition, as shown in Figure 9, two pieces of brace panels 605 are installed on the left and right side of the second movable post 3530 lower end, and this brace panel 605 bottom has a pair right angle incision 651, this right angle incision 651 just in time with the adaptation of the inner top side square apex angle 641 of stay bearing plate 604.Like this, when chuck clamps, the square apex angle 641 of the inner top side of stay bearing plate 604 is just in time arranged in the right angle incision 651 of brace panel 605, fix by right angle incision 651, play stay bearing plate 604 further supporting role, improve the gripping power of chuck.

Again as shown in Figure 4 and Figure 5, the two ends of first crossbeam frame 320, the two ends of second cross beam frame 330, the upper end of the first movable post 3430, the upper end of the second movable post 3530 are also respectively equipped with crashproof limiting device 802.

Shown in Figure 10, seaworthiness test macro of the present invention, also include testing and control part, this testing and control part comprises the testing and control assembly 900 be made up of computing machine 901, signal acquisition process equipment 902 and controller 903, resistive force sensor 3443, pitching sensor 3444 and rolling sensor 3445 are connected respectively to signal acquisition process equipment 902.First linear electric motors 3410 and the first displacement motor sensor 905 are connected the first motor driver 907, second linear electric motors 3510 respectively and are connected the second motor driver 908 respectively with the second displacement motor sensor 905.Lifting displacement pickup 904, first motor driver 907, second motor driver 908 distinguishes connection control device 903 again; Signal acquisition process equipment 902 is connected with computing machine 901 all with controller 903 again.Controller 903 is also connected with the electromagnetic valve of cylinder with track clamp respectively.

During test, computing machine 901 obtains the resistance signal in wave of ship model, pitching signal and rolling signal and and then process acquisition wave drag data, pitching data and rolling signal respectively by signal acquisition process equipment 902.Computing machine 901 can also obtain lifting displacement data, the first displacement motor data and the second displacement motor data by controller 903, and can control the first linear electric motors 3410 by controller 903, first motor driver 907 and the second motor driver 908 and the second linear electric motors 3510 work.

First linear electric motors 3410 and the second linear electric motors 310 all have two kinds of live line work states, and one is free state, and one is enabled state.Free state refer to linear electric motors secondary hover over elementary on, both there is no friction drag between primary and secondary, there is no that drive force is elementary to be moved on secondary yet, make secondary be positioned at elementary on be in the state that horizontal direction do not stress; Enabled state refer to drive secondary on elementary horizontal motion.

Be exactly more than seaworthiness test macro of the present invention, the mode of operation of its test is as follows:

Ship model 10 is arranged on commitment positions and is connected with seaworthiness tester 300 (connecting panel 3442 namely in measuring head 3440 is connected with ship model 10), and the first linear electric motors 3410 of seaworthiness proving installation 340 are in free state.And the chuck 3540 of following brake gear 350 clamps ship model, and follow brake gear 250 middle orbit clamp 3522 and clamp the second slide rail 3511, make to follow brake gear 350 and be in static stationary state on second cross beam 330, seaworthiness proving installation 340 is in free state, and seaworthiness tester 300 is accelerated by trailer traction ship model.

After trailer speed is stable, the chuck 3540 controlling to follow brake gear 350 is opened, unclamp ship model 10, and (following state refers to follow brake gear 350 and follows seaworthiness proving installation 340 move under enabled state for following state to control to follow brake gear 350, mode of operation is that controller 903 can control the secondth linear electric motors 3510 according to the displacement data of the first linear electric motors 3410 obtained and follows displacement accordingly particularly), seaworthiness proving installation 340 is set to pre-drag measurement state (after pre-drag measurement state refers to that trailer startup optimization is stable, the resistance of premeasuring ship model in wave, for later stage self-adaptative adjustment adopts data in advance), ship model and seaworthiness proving installation 340 are with wave motion, at this moment controlling seaworthiness proving installation 340 be that self adaptation state is (after self adaptation state refers to that controller is analyzed according to the resistance of drag measurement in advance above, first linear electric motors 3410 adapt to the motion that ground drives ship model automatically, thus the every data of ship model in wave can be measured more accurately), second linear electric motors 3510 still keep following state constant, first linear electric motors 3410 will according to ship model resistance situation of change self-adaptative adjustment, until movement of ship model is stablized, measure and record heave after stable, surging, pitching, rolling and drag data.

After having sampled, control the chuck 3540 of following in brake gear 350 and clamp ship model, the second linear electric motors 3510 are become free state from following state simultaneously, delay 1s controls the first linear electric motors 3410 and is become " free state " from " self adaptation state ".Then, control to follow brake gear 250 middle orbit clamp 3522 and clamp the second slide rail 3511.Finally, then control trailer slowly underspeeds, and finally makes ship model out of service, completes test.

Seaworthiness proving installation of the present invention 340, is measured except yawing and swaying except without the athletic posture of the ship model under conditions of other constraints in wave and increasing resistance situation when ultralow damping as control and metering system by the linear electric motors of magnetic suspension principle.

Of the present inventionly follow brake gear 350, what utilize linear electric motors follows principle, is converted to mechanical grip by air cylinder motion, and by the clamping of track clamp with unclamp track and reach the start-stop of ship model in wave and control.

Visible, seaworthiness test macro of the present invention utilizes the linear electric motors of magnetic suspension principle for mode, measure the resistance of ship model in wave and athletic posture change, the brake gear of following of mechanical-pneumatic principle is utilized to solve ship model start-stop and control, and the distance utilizing linear electric motors to follow principle to control between brake and measurement mechanism.

Its advantage is:

1, utilize the linear electric motors of magnetic suspension principle to control and measurement mechanism as ship model, realize contactless loading and measurement, damping coefficient is ultralow, not limited model motion, and accurate positioning, control and survey precision high;

2, follow brake gear, realize brake and be synchronized with the movement with measurement mechanism, and do not affect the vibration of measuring section, solve movement of ship model in wave excessive, cannot the problem of apply the brakes.

3, brake system is integrated with measuring system, and data acquisition and controlling integration, reduces equipment volume, be convenient to lifting and the use of equipment, realization simultaneously accelerates and braking section provides traction power by brake system, and measuring section provides traction power by measuring system, reduce transducer range, improve test accuracy.

4, equipment has pneumatic machine brake, power down auto-lock function.Cylinder is by solenoid control, and when controller makes electromagnetic valve obtain electric, chuck unclamps ship model, and track clamp unclamps track; When controller makes electromagnetic valve dead electricity, chuck clamping ship model, track clamp grip track.Equipment transient starting traction ability can reach 1.5 tons.

5, be provided with programming control protection in measuring, the interlock protection devices such as electromagnetism position limitation protection and the protection of Anti-knocking mechanical position limitation, can protect this equipment better.Programming control protection is: when in demonstration run process; if occur that linear electric motors movement travel is excessive in test; the scope of certain range is set in program; when exceed move to greatest extent time; controller controls the out of service and electromagnetic valve dead electricity of linear electric motors, makes chuck clamp ship model, track clamp grip track.Electromagnetism position limitation protection is: when in demonstration run process; if occur that movement travel is excessive in test, linear electric motors moves the maximum position exceeded on grating scale, and it is out of service with electromagnetic valve dead electricity that controller controls motor; make brake clamping ship model, track clamp grip track.

6, state of kinematic motion realizes non-contact exact measurement by high precision grating scale.

The above; it is only preferred embodiment of the present invention; not any pro forma restriction is done to the present invention; have in any art and usually know the knowledgeable; if in the protection domain not departing from claim proposed by the invention; utilize the Equivalent embodiments that the local done by disclosed technology contents is changed or modified, and do not depart from technical characteristic content of the present invention, all still belong in the scope of the technology of the present invention feature.

Claims (10)

1. a seaworthiness performance test macro, it is characterized in that: comprise the seaworthiness tester be located at and pond can be dragged by trailer, described seaworthiness tester comprises a pair column support, be located at the cross beam frame between a pair column support, and be positioned at seaworthiness proving installation on described cross beam frame and follow brake gear;
The first slide, vertically activity that described seaworthiness proving installation comprises on the first linear electric motors be located on cross beam frame, displacement first linear electric motors are located in the first movable post in the first slide and are connected to the measuring head of the first movable post lower end; Described first slide is provided with the lifting displacement pickup of the movable post adjustable height of detection first; Described measuring head comprises the resistive force sensor, pitching sensor and the rolling sensor that are connected to the first movable post lower end in turn; Described first linear electric motors are provided with the first displacement motor sensor;
Described brake gear of following comprises the second linear electric motors be located on cross beam frame, the second slide be positioned on the second linear electric motors, and vertical activity is located in the second movable post, the lift drive mechanism of the movable post lifting of driving second and the chuck of connection the second movable post lower end in the second slide; Described second linear electric motors are provided with the second displacement motor sensor, and described second linear electric motors have braking mechanism;
Also include testing and control assembly, described lifting displacement pickup, described resistive force sensor, described pitching sensor, described rolling sensor, described first displacement motor sensor and described second displacement motor sensor are all connected with described testing and control assembly; Described testing and control assembly also connects the electromagnetic valve of the first motor driver of described first linear electric motors, the second motor driver of described second linear electric motors, the electromagnetic valve of described braking mechanism and described chuck.
2. seaworthiness performance test macro according to claim 1, is characterized in that: described lift drive mechanism is formed by being located at the drive motor of the second movable capital end, the screw mandrel being provided with the second movable post side and the nut be fixed on the second slide; Described screw mandrel is located in described nut, and top connects described drive motor.
3. seaworthiness performance test macro according to claim 1, it is characterized in that: described chuck is pneumatic chuck, comprise be connected to the second movable post lower end permanent seat, by air cylinder driven and the movable block be positioned at below permanent seat and a pair clamping plate be positioned at below movable block; Described movable block have a pair symmetry and the guiding perforation of arranging in " Y " type; The front and rear end of described permanent seat is also separately installed with vertical chute, is also separately installed with vertical guide in the front and rear end of movable block, and described vertical guide is positioned at described vertical chute; The back of every block clamping plate connects support by a pair stay bearing plate, a pair stay bearing plate extends upwardly to the left and right end face of described permanent seat, the upper end of described stay bearing plate is connected with guiding slide, the left and right end face of described permanent seat is provided with cross slide way, described guiding slide is arranged on horizontal slide rail, the top position being positioned at clamping plate between a pair stay bearing plate is connected with brake axle, and described brake axle is arranged in the perforation of described guiding.
4. seaworthiness performance test macro according to claim 3, it is characterized in that: described guiding perforation is connected and composed by vertical elongated hole and oblique elongated hole, the lower end of described oblique elongated hole connects the upper end of described vertical elongated hole, and the upper end of described oblique elongated hole is positioned at the oblique upper in the outside of vertical elongated hole.
5. the seaworthiness performance test macro according to claim 3 or 4, it is characterized in that: the left and right side of described second movable post lower end also adds brace panel respectively, described brace panel bottom has a pair right angle incision, and described right angle incision is just in time adaptive with the square apex angle of the inner top side of described stay bearing plate.
6. seaworthiness performance test macro according to claim 1, it is characterized in that: described cross beam frame comprises first crossbeam frame and second cross beam frame, described seaworthiness proving installation is positioned on described first crossbeam frame, described in follow brake gear and be positioned on described second cross beam frame.
7. seaworthiness performance test macro according to claim 6, it is characterized in that: the side of described first movable post is provided with vertical grating scale, there is outside described first crossbeam frame the first horizontal raster chi, there is outside described second cross beam frame the second horizontal raster chi; Described lifting displacement pickup is grating scale read head, described first displacement motor sensor and the second displacement motor sensor are grating scale read head.
8. seaworthiness performance test macro according to claim 6, it is characterized in that: described first movable post and described second movable post side all have vertical guide, described first slide and described second slide all have guide groove, and described vertical guide is engaged in described guide groove.
9. seaworthiness performance test macro according to claim 1, it is characterized in that: described measuring head also includes adapter plate and connecting panel, described resistive force sensor one end connects the lower end of described first movable post, the other end connects described adapter plate, and described pitching sensor and described rolling sensor are connected in turn between described adapter plate and described connecting panel.
10. seaworthiness performance test macro according to claim 1, it is characterized in that: both sides, described pond are provided with main orbit, described trailer is positioned on described main orbit; Described trailer is also provided with carriage track, and described seaworthiness tester is positioned on described carriage track, described carriage track is also provided with the lockout mechanism for locking described seaworthiness tester.
CN201510287442.3A 2015-05-29 2015-05-29 Seaworthiness performance test system CN104875848B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105424317A (en) * 2015-12-14 2016-03-23 浙江海洋学院 Ship model test clamping device
CN109253855A (en) * 2018-09-29 2019-01-22 华中科技大学 A kind of multiple degrees of freedom resistance dynamometer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101830272A (en) * 2010-05-13 2010-09-15 天津大学 Spatial redundant drive swinging experiment table with two degrees of freedom
US8215252B1 (en) * 2009-07-14 2012-07-10 Lockheed Martin Corporation System and method for dynamic stabilization and navigation in high sea states
RU2466900C1 (en) * 2011-10-18 2012-11-20 Федеральное Государственное Автономное Образовательное Учреждение Высшего Профессионального Образования "Дальневосточный Федеральный Университет" (Двфу) Method for vessel's weight and height of center of gravity determination
CN202886085U (en) * 2012-11-19 2013-04-17 交通运输部天津水运工程科学研究所 Seaworthy water depth ship model resistance test measurement system
CN204623759U (en) * 2015-05-29 2015-09-09 上海船舶运输科学研究所 A kind of seaworthiness performance test macro

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8215252B1 (en) * 2009-07-14 2012-07-10 Lockheed Martin Corporation System and method for dynamic stabilization and navigation in high sea states
CN101830272A (en) * 2010-05-13 2010-09-15 天津大学 Spatial redundant drive swinging experiment table with two degrees of freedom
RU2466900C1 (en) * 2011-10-18 2012-11-20 Федеральное Государственное Автономное Образовательное Учреждение Высшего Профессионального Образования "Дальневосточный Федеральный Университет" (Двфу) Method for vessel's weight and height of center of gravity determination
CN202886085U (en) * 2012-11-19 2013-04-17 交通运输部天津水运工程科学研究所 Seaworthy water depth ship model resistance test measurement system
CN204623759U (en) * 2015-05-29 2015-09-09 上海船舶运输科学研究所 A kind of seaworthiness performance test macro

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105424317A (en) * 2015-12-14 2016-03-23 浙江海洋学院 Ship model test clamping device
CN105424317B (en) * 2015-12-14 2019-11-08 浙江海洋学院 A kind of ship model experiment clamping device
CN109253855A (en) * 2018-09-29 2019-01-22 华中科技大学 A kind of multiple degrees of freedom resistance dynamometer
CN109253855B (en) * 2018-09-29 2019-09-06 华中科技大学 A kind of multiple degrees of freedom resistance dynamometer

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