CN115127446B - Container ship seat precision detection device and method based on laser ranging - Google Patents
Container ship seat precision detection device and method based on laser ranging Download PDFInfo
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- CN115127446B CN115127446B CN202210628152.0A CN202210628152A CN115127446B CN 115127446 B CN115127446 B CN 115127446B CN 202210628152 A CN202210628152 A CN 202210628152A CN 115127446 B CN115127446 B CN 115127446B
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- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000005259 measurement Methods 0.000 claims description 104
- 238000003825 pressing Methods 0.000 claims description 98
- 238000013461 design Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009776 industrial production Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/003—Bistatic lidar systems; Multistatic lidar systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Signal Processing (AREA)
- Automation & Control Theory (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a container ship base precision detection device and method based on laser ranging, comprising a positioning base, a telescopic centering positioning mechanism, a steering engine, a measuring base, a laser sensing ranging system and a reflecting block, wherein the positioning base can be used for initially positioning the position of the device when being installed, and the telescopic centering positioning mechanism and the steering engine are accommodated while the size is minimized; the telescopic centering positioning mechanism can simply and conveniently realize self-centering positioning, and the operation is simplified; the laser sensing distance measuring system is arranged on the measuring base, and utilizes a singlechip and Bluetooth control and communication to automatically complete the designed distance measuring work. The invention can realize the functions of conveniently and rapidly measuring and processing data aiming at the installation of the container ship base, improves the precision detection working efficiency in the industrial production link, reduces the labor intensity of users, liberates manpower, and has the characteristics of high automation degree and convenient use.
Description
Technical Field
The invention belongs to the technical field of laser ranging, and particularly relates to a device and a method for detecting the mounting precision of a container base of a container ship.
Background
The container base of the container ship is a foundation for placing the container carried by the container ship, and in the production and manufacturing process of the container ship, the installation precision of the container base directly influences the product quality of the container ship, so that whether the container is accurately and safely placed and locked or not can be ensured. Therefore, in the process of installing the container base, measurement of the installation accuracy thereof is an important means for ensuring the quality thereof.
The traditional installation accuracy measurement mode still adopts a manual measurement method, and is generally installed by measuring the positions of positioning points by using a total station, and then, the test box operation is carried out so as to test the installation accuracy of the container base. The traditional measuring method not only consumes a great deal of manpower and material resources, but also has low efficiency. Therefore, the design of the electromechanical device for laser ranging and the matched use method thereof replace manpower to complete the complex and high-repeatability task has very important practical significance.
In view of the situation, a measuring device and a matched using method which are specially designed for detecting the mounting precision of the container ship base are not available at present. The invention discloses a precision control method of a quick test box in China patent number 201910618993.1, which comprises a precision control method of container positions and guide rails, but the measurement method also needs to use a total station for manual measurement, and the measurement method of the container positions is complex and has high cost of manpower and material resources.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a container ship base precision detection device and method based on laser ranging, wherein the device comprises a positioning base, a telescopic centering positioning mechanism, a steering engine, a measuring base, a laser sensing ranging system and a reflecting block, the positioning base can be used for initially positioning the position of the device during installation, and the telescopic centering positioning mechanism and the steering engine are accommodated while the size is minimized; the telescopic centering positioning mechanism can simply and conveniently realize self-centering positioning, and the operation is simplified; the laser sensing distance measuring system is arranged on the measuring base, and utilizes a singlechip and Bluetooth control and communication to automatically complete the designed distance measuring work. The invention can realize the functions of conveniently and rapidly measuring and processing data aiming at the installation of the container ship base, improves the precision detection working efficiency in the industrial production link, reduces the labor intensity of users, liberates manpower, and has the characteristics of high automation degree and convenient use.
The technical scheme adopted by the invention for solving the technical problems comprises the following steps:
a container ship base precision detection device based on laser ranging comprises a positioning base, a telescopic centering positioning mechanism, a steering engine, a measuring base, a laser sensing ranging system and a reflecting block;
the telescopic centering positioning mechanism is placed in an inner hole of the container seat of the container ship; the positioning base is positioned above the telescopic centering positioning mechanism, and the middle part of the telescopic centering positioning mechanism is clamped into the positioning base; the steering engine is arranged in the positioning base; the measuring base is arranged above the steering engine and is arranged on the steering engine; the laser sensing distance measuring system is arranged in the measuring base;
the positioning base consists of a double-layer square shell, and the area of the lower shell is smaller than that of the upper shell; the width of the lower shell is the same as the width of the inner hole of the container seat of the container ship; a connecting rod hole is respectively formed in the middle of two short sides of the lower shell and is respectively called a first connecting rod hole and a second connecting rod hole, and a third connecting rod hole is formed in the middle of one long side of the lower shell; two connecting beams are arranged on the upper surface of the upper shell at a certain distance, and are respectively provided with a plurality of connecting holes for installing steering engines; the side wall of the upper shell right above the third connecting rod hole is provided with a hole, which is called a first hole, and the side wall beside the first hole is provided with an L-shaped buckle;
the telescopic centering positioning mechanism comprises a handle head, a left pressing block, a right pressing block, a left pressing block connecting rod, a right pressing block connecting rod, a left connecting rod, a right connecting rod, a pushing rod and an L-shaped handle connecting rod; the handle head is connected with the L-shaped handle connecting rod by threads; the other end of the L-shaped handle connecting rod is in interference fit connection with the pushing rod; the left connecting rod and the right connecting rod are connected with the pushing rod by using the same pin, and the other ends of the left connecting rod and the right connecting rod are respectively connected with the left pressing block connecting rod and the right pressing block connecting rod by using the pin; the left pressing block and the right pressing block are respectively arranged at the extension parts of the left pressing block connecting rod and the right pressing block connecting rod and are connected by using pins; the left pressing block connecting rod, the right pressing block connecting rod and the pushing rod of the telescopic centering positioning mechanism respectively penetrate through the first connecting rod hole, the second connecting rod hole and the third connecting rod hole, so that the middle part of the telescopic centering positioning mechanism is clamped into the lower shell of the positioning base; the L-shaped handle connecting rod passes through a first hole of the upper shell of the positioning base; when the telescopic centering positioning mechanism works, the pushing handle head drives the L-shaped handle connecting rod to move forwards, the L-shaped handle connecting rod pushes the pushing rod to move forwards along the third connecting rod hole of the positioning base, the left connecting rod and the right connecting rod connected with the pushing rod are pushed to two sides under the action of the pushing rod, the left pressing block connecting rod and the right pressing block connecting rod connected with the pushing rod are driven to extend outwards along the connecting rod hole of the positioning base, and finally the left pressing block and the right pressing block extend outwards and are contacted with the arc part of the inner hole of the container ship base; rotating the handle head to enable the L-shaped buckle to clamp the handle head;
the steering engine is arranged in the upper shell of the positioning base and is fixedly connected in the connecting holes on the two connecting beams by bolts; the output shaft of the steering engine is provided with a cross-shaped connecting block;
the measuring base is arranged on a cross-shaped connecting block of the output shaft of the steering engine 3, and a hole site for connecting the measuring base and the steering engine is positioned at the geometric center of the measuring base and is fixedly connected by using a bolt; the measuring base is provided with a slot position and a wiring space for installing a laser sensing ranging system;
the laser sensing distance measuring system comprises a laser module, a singlechip, a Bluetooth module, a rechargeable battery and a battery box; each component of the laser sensing ranging system is fixedly arranged in different groove positions of the measuring base; the laser module is arranged at the center of the measuring base in the width direction; the singlechip is electrically connected with the steering engine 3 and controls the steering engine to rotate; the singlechip is electrically connected with the laser module, and is used for sending control information to the laser module for laser ranging; the singlechip is connected with the Bluetooth module for receiving and sending control signals and feedback signals of the external terminal; the rechargeable battery is arranged in the battery box and is used for supplying power to the laser sensing distance measuring system and the steering engine;
the reflecting block is a replacement part of the laser module in the laser sensing ranging system and is arranged at the same position of the laser module on the measuring base; the surface of the reflecting block is stuck with a level height scale, so that the level position of a laser point can be indicated while laser is reflected;
when the installation accuracy is detected, the installation accuracy detection device provided with the laser module is arranged on a container ship base serving as a measurement reference; the installation accuracy detecting device with the reflection block is installed on a container ship base serving as a measurement reference.
Preferably, the left pressing block connecting rod, the right pressing block connecting rod and the pushing rod are in transition fit with the connecting rod holes when penetrating through the first connecting rod hole, the second connecting rod hole and the third connecting rod hole respectively.
Preferably, the left pressing block and the right pressing block are made of elastic materials.
A container ship base precision detection method based on laser ranging comprises the following steps:
step 1: a container has 4 boxes, 4 boxes are distributed on four corners of rectangle; any one container ship base is selected as a first measurement standard base, and the other three container ship bases are selected as measurement reference bases; four sets of installation precision detection devices are provided;
step 2: placing an installation accuracy detection device for installing the laser module in an inner hole of a first measurement reference box seat, pushing a handle head until the left pressing block and the right pressing block finish centering and positioning, and rotating the handle head to clamp an L-shaped buckle of a positioning base to finish positioning;
step 3: the installation precision detection devices for replacing the reflection blocks are respectively arranged in the inner holes of the three measurement reference box seats, the handle heads of the installation precision detection devices are respectively pushed until the left pressing block and the right pressing block finish centering and positioning, and the handle heads are rotated to be clamped into the L-shaped buckles of the positioning base to finish positioning;
step 4: the method comprises the steps that a control signal of a steering engine is sent to installation precision detection devices of three measurement reference box seats through Bluetooth by a handheld terminal, after receiving the control signal, bluetooth modules of the installation precision detection devices of the measurement reference box seats respectively send control information to respective single-chip computers, and the steering engine is controlled to rotate, so that reflection blocks on the installation precision detection devices of the three measurement reference box seats are opposite to a first measurement reference box seat;
step 5: the method comprises the steps that a control signal is sent to a mounting precision detection device of a first measurement reference box seat through Bluetooth by a handheld terminal, a Bluetooth module of the mounting precision detection device of the first measurement reference box seat receives the signal and then sends control information to a single chip microcomputer of the Bluetooth module, the single chip microcomputer controls a steering engine to rotate according to the control instruction, and the steering engine is sequentially aligned to reflection blocks of three measurement reference box seats to conduct laser sensing ranging to obtain three measurement data, and the measurement data are sent back to the handheld terminal through the Bluetooth module;
step 6: selecting one box seat from the three measurement reference box seats as a second measurement reference box seat; exchanging the installation precision detection devices on the first measurement standard box seat and the second measurement standard box seat;
step 7: taking the first measurement standard box seat as a new measurement standard box seat, replacing the first measurement standard box seat with a second measurement standard box seat, and repeating the step 4 and the step 5 to obtain new three measurement data;
step 8: and if all the obtained 6 pieces of measurement data meet the design requirements, judging that the container ship base is qualified.
The beneficial effects of the invention are as follows:
1. the device provided by the invention realizes convenient detection of the mounting precision of the container base of the container ship through the structural design and the matching of the sensing control module. The invention has smaller structure size and lighter weight, and can lighten the labor intensity of users under the measurement scene of large-scale repeated application. The laser ranging module can be controlled by a program to carry out flow operation, and measurement of each measurement point is automatically carried out, manual intervention and adjustment are not needed in the process, manpower is liberated to the greatest extent, the automation degree is high, the manpower cost is reduced, and meanwhile, the working efficiency and the measurement accuracy are improved.
2. The measuring method is simple and convenient to operate, can measure two-dimensional position relation data among four container seats of the container at one time and read out height difference data in the vertical direction, realizes quick and accurate installation accuracy judgment, and improves the efficiency and reliability of the measuring process.
Drawings
Fig. 1 is an isometric view of the device of the present invention.
Fig. 2 is a front view and a top view of a positioning base of the device of the present invention, (a) a front view and (b) a top view.
Fig. 3 is an isometric view of a telescoping centering mechanism of the present invention.
Fig. 4 is a cross-sectional view of the telescopic centering positioning base and steering engine connection of the device of the invention.
Fig. 5 is a top view of the telescopic centering positioning base and steering engine connection of the device.
Figure 6 is a cross-sectional view of the device of the invention in connection with a steering engine and a measuring base,
FIG. 7 is an isometric view of the device of the present invention with the steering engine and measurement base connected.
Figure 8 is a top view of the laser sensing ranging system of the device of the present invention,
fig. 9 is an isometric view of the mounting of the reflective portion of the device of the present invention in its overall configuration.
Fig. 10 is an isometric view of a reflector block of the device of the present invention.
FIG. 11 is an isometric view of a laser sensing system of the apparatus of the present invention in a disassembled state.
FIG. 12 is a top view of the laser sensing system of the device of the present invention in a disassembled state.
Fig. 13 is a schematic view of a first measurement reference box base measured using a first measurement basis in the method of the present invention.
Fig. 14 is a schematic view of a first measurement reference box base measured using a first measurement basis in the method of the present invention.
Fig. 15 is a schematic view of a first measurement reference box base measured using a first measurement basis in the method of the present invention.
Fig. 16 is a schematic view of a first measurement reference box base measured using a first measurement basis in the method of the present invention.
Fig. 17 is a schematic view of a first measurement reference box base measured using a first measurement basis in the method of the present invention.
Fig. 18 is a schematic view of a first measurement reference box base measured using a first measurement basis in the method of the present invention.
Fig. 19 is a flowchart of a method for measuring the mounting accuracy of a box base by using the laser sensing distance measuring device.
Reference numerals illustrate: 1. a container ship seat; 2. positioning a base; 3. steering engine; 4. a measurement base; 5. a handle head; 6. a left pressing block; 7. a left press block connecting rod; 8.L handle links; 9. a left connecting rod; 10. a push rod; 11. a right connecting rod; 12. a right press block connecting rod; 13. a right pressing block; 14. a battery case; 15. a rechargeable battery; 16. a Bluetooth module; 17. a laser module; 18. a single chip microcomputer; 19. and a reflection block.
Detailed Description
The invention will be further described with reference to the drawings and examples.
The invention solves the technical problems that: in order to solve the problems of complex operation, low method efficiency and high cost of manpower and material resources of the matched equipment for detecting the mounting precision of the container base of the container ship in the prior art,
the container ship base precision detection device based on laser ranging comprises a positioning base 2, a telescopic centering positioning mechanism, a steering engine 3, a measuring base 4, a laser sensing ranging system and a reflecting block 19;
the telescopic centering positioning mechanism is placed in an inner hole of the container ship seat 1; the positioning base 2 is positioned above the telescopic centering positioning mechanism, and the middle part of the telescopic centering positioning mechanism is clamped into the positioning base 2; the steering engine 3 is arranged in the positioning base 2; the measuring base 4 is arranged above the steering engine 3 and is arranged on the steering engine 3; the laser sensing distance measuring system is arranged in the measuring base 4;
the positioning base 2 consists of a double-layer square shell, and the area of the lower shell is smaller than that of the upper shell; the width of the lower shell is the same as the width of the inner hole of the container ship base 1; a connecting rod hole is respectively formed in the middle of two short sides of the lower shell and is respectively called a first connecting rod hole and a second connecting rod hole, and a third connecting rod hole is formed in the middle of one long side of the lower shell; two connecting beams are arranged on the upper surface of the upper shell at a certain distance, and are respectively provided with a plurality of connecting holes for installing the steering engine 3; the side wall of the upper shell right above the third connecting rod hole is provided with a hole, which is called a first hole, and the side wall beside the first hole is provided with an L-shaped buckle;
the telescopic centering positioning mechanism comprises a handle head 5, a left pressing block 6, a right pressing block 13, a left pressing block connecting rod 7, a right pressing block connecting rod 12, a left connecting rod 9, a right connecting rod 11, a pushing rod 10 and an L-shaped handle connecting rod 8; the handle head 5 is connected with the L-shaped handle connecting rod 8 by using threads; the other end of the L-shaped handle connecting rod 8 is connected with the pushing rod 10 in an interference fit manner; the left connecting rod 9 and the right connecting rod 11 are connected with the pushing rod 10 by using the same pin, and the other ends of the left connecting rod 9 and the right connecting rod 11 are respectively connected with the left pressing block connecting rod 7 and the right pressing block connecting rod 12 by using pins; the left pressing block 6 and the right pressing block 13 are respectively arranged at the extension parts of the left pressing block connecting rod 7 and the right pressing block connecting rod 12 and are connected by pins; the left pressing block connecting rod 7, the right pressing block connecting rod 12 and the pushing rod 10 of the telescopic centering positioning mechanism respectively penetrate through the first connecting rod hole, the second connecting rod hole and the third connecting rod hole, so that the middle part of the telescopic centering positioning mechanism is clamped into the lower shell of the positioning base 2; the L-shaped handle connecting rod 8 passes through a first hole of the upper shell of the positioning base 2; when the telescopic centering positioning mechanism works, the push handle head 5 drives the L-shaped handle connecting rod 8 to move forwards, the L-shaped handle connecting rod 8 pushes the push rod 10 to move forwards along the third connecting rod hole of the positioning base 2, the left connecting rod 9 and the right connecting rod 11 connected with the push rod 10 are pushed to two sides under the action of the push rod 10, the left pressing block connecting rod 7 and the right pressing block connecting rod 12 respectively connected with the push rod 10 are driven to extend outwards along the connecting rod hole of the positioning base 2, and finally the left pressing block 6 and the right pressing block 13 extend outwards and are contacted with the arc part of the inner hole of the container ship box seat 1, and the end parts of the left pressing block 6 and the right pressing block 13 are identical to the arc shape of the inner hole of the container ship box seat 1, so that self-centering positioning is realized under the action of thrust; then the handle head 5 is rotated to enable the L-shaped buckle to clamp the handle head 5;
the steering engine 3 is arranged in the upper shell of the positioning base 2 and is fixedly connected in the connecting holes of the two connecting beams by bolts; the output shaft of the steering engine 3 is provided with a cross-shaped connecting block;
the measuring base 4 is arranged on a cross-shaped connecting block of an output shaft of the steering engine 3, and a hole site for connecting the measuring base 4 and the steering engine 3 is positioned at the geometric center of the measuring base 4 and is fixedly connected by using a bolt; the measuring base 4 is provided with a groove position and a wiring space for installing a laser sensing distance measuring system;
the laser sensing distance measuring system comprises a laser module 17, a singlechip 18, a Bluetooth module 16, a rechargeable battery 15 and a battery box 14; all components of the laser sensing distance measuring system are fixedly arranged in different groove positions of the measuring base 4; the laser module 17 is arranged at the center of the measuring base 4 in the width direction; the singlechip 18 is electrically connected with the steering engine 3 and controls the steering engine 3 to rotate; the singlechip 18 is electrically connected with the laser module 17, and sends control information to the laser module 17 for laser ranging; the singlechip 18 is connected with the Bluetooth module 16 for receiving and transmitting control signals and feedback signals of an external terminal; the rechargeable battery 15 is arranged in the battery box 14 and is used for supplying power to the laser sensing distance measuring system and the steering engine 3;
the reflecting block 19 is a replacement part of the laser module 17 in the laser sensing distance measuring system and is arranged at the same position of the laser module 17 on the measuring base 4; the surface of the reflecting block 19 is stuck with a horizontal height scale, so that the horizontal position of a laser point can be indicated while the laser is reflected;
when the installation accuracy is detected, an installation accuracy detecting device provided with a laser module 17 is installed on a container ship base serving as a measurement reference; the installation accuracy detecting device equipped with the reflection block 19 is installed on the container ship base as a measurement reference.
Preferably, the left pressing block connecting rod 7, the right pressing block connecting rod 12 and the pushing rod 10 are in transition fit with the connecting rod holes when penetrating through the first connecting rod hole, the second connecting rod hole and the third connecting rod hole respectively.
Preferably, the left press block 6 and the right press block 13 are made of an elastic material.
A container ship base precision detection method based on laser ranging comprises the following steps:
step 1: a container has 4 boxes, 4 boxes are distributed on four corners of rectangle; any one container ship base 1 is selected as a first measurement standard base, and the other three container ship bases 1 are selected as measurement reference bases; four sets of installation precision detection devices are provided;
step 2: placing an installation accuracy detection device for installing the laser module 17 in an inner hole of a first measurement reference box seat, pushing the handle head 5 until the left pressing block 6 and the right pressing block 13 finish centering and positioning, and rotating the handle head 5 to clamp an L-shaped buckle of the positioning base 2 to finish positioning;
step 3: the installation precision detection devices with the reflection blocks 19 are respectively arranged in the inner holes of the three measurement reference box seats, the handle heads 5 are respectively pushed until the left pressing block 6 and the right pressing block 13 finish centering positioning, and the handle heads 5 are rotated to be clamped into the L-shaped buckles of the positioning base 2 to finish positioning;
step 4: the control signals of the steering engine 3 are sent to the installation precision detection devices of the three measurement reference boxes through Bluetooth by the handheld terminal, the Bluetooth module 16 of the installation precision detection device of each measurement reference box receives the control signals and then respectively sends control information to the single chip microcomputer 18 to control the steering engine 3 to rotate, so that the reflection blocks 19 on the installation precision detection devices of the three measurement reference boxes are opposite to the first measurement reference box;
step 5: the method comprises the steps that a control signal is sent to a mounting precision detection device of a first measurement reference box seat through Bluetooth by a handheld terminal, a Bluetooth module 16 of the mounting precision detection device of the first measurement reference box seat receives the signal and then sends control information to a single chip microcomputer 18 of the Bluetooth module, the single chip microcomputer 18 controls a steering engine 3 to rotate according to the control instruction, and three measurement data are obtained by sequentially aiming at reflection blocks 19 of three measurement reference box seats for laser sensing ranging, and the measurement data are sent back to the handheld terminal through the Bluetooth module 16;
step 6: selecting one box seat from the three measurement reference box seats as a second measurement reference box seat; exchanging the installation precision detection devices on the first measurement standard box seat and the second measurement standard box seat;
step 7: taking the first measurement standard box seat as a new measurement standard box seat, replacing the first measurement standard box seat with a second measurement standard box seat, and repeating the step 4 and the step 5 to obtain new three measurement data;
step 8: and if all the obtained 6 pieces of measurement data meet the design requirements, judging that the container ship base is qualified.
Specific examples:
referring to fig. 1-19, the primary purpose of the invention is to provide a device for detecting the mounting precision of a container ship base based on high-precision and automatic detection of laser sensing ranging, which can realize the functions of convenient and quick data measurement and processing aiming at the mounting of the container ship base, improve the precision detection working efficiency in the industrial production link, simultaneously lighten the labor intensity of users, liberate manpower, and has the characteristics of high degree of automation and simple and convenient use.
The embodiment is a container ship base installation accuracy detection device based on laser sensing ranging, which comprises a positioning base 2, a telescopic centering positioning mechanism, a steering engine 3, a measuring base 4, a laser sensing ranging system and a reflecting block 19. The positioning base 2 is located at the geometric center of a hole of the container base 1, the telescopic centering positioning mechanism is located in the positioning base 2, the steering engine 3 is located in the positioning base 2, the measuring base 4 is located above the steering engine 3, the laser sensing distance measuring system is located in the measuring base 4, and the reflecting block 19 is located in the laser sensing distance measuring system to replace the laser module 17.
As shown in fig. 1, the device is arranged in an inner hole of a container base 1 in use, the positioning base 2 is arranged in the geometric center of the inner hole of the container base 1, the telescopic centering positioning mechanism is arranged in the positioning base 2, the steering engine 3 is arranged on the upper part of the positioning base 2, the measuring base 4 is arranged on an output shaft of the steering engine 3, and the laser sensing ranging system is arranged in each groove of the measuring base 4.
As shown in fig. 2, the positioning base 2 is formed by a double-layer casing, and comprises three connecting rod holes, two connecting beams and an L-shaped buckle, wherein the width of the lower layer of the double-layer casing is the same as the width of the inner hole of the container base, and the positioning base can be in contact with the inner hole of the container base 1 during installation to perform preliminary positioning work of the device. The whole size of the positioning base 2 does not exceed that of a container base, and is light. The three connecting rod holes are respectively positioned at the central positions of the length and width directions of the lower shell of the positioning base 2 and are used for installing the left pressing block connecting rod 7, the right pressing block connecting rod 12 and the pushing rod 10 in the telescopic centering positioning mechanism. The two connecting beams are positioned on the upper surface of the upper shell of the positioning base 2, and are provided with connecting holes for connecting the steering engine 3. The L-shaped buckle is positioned on the outer side of the upper shell of the positioning base 2 in the length direction and opposite to the corresponding connecting rod hole, and is used for locking the handle head 5 during centering and positioning.
As shown in fig. 3, the telescopic centering positioning mechanism is installed in the lower shell of the positioning base 2, and comprises a left pressing block 6, a right pressing block 13, a left pressing block connecting rod 7, a right pressing block connecting rod 12, a left connecting rod 9, a right connecting rod 11, a pushing rod 10, an L-shaped handle connecting rod 8 and a handle head 5. The handle head 5 and the L-shaped handle connecting rod 8 are in threaded connection so as to ensure that the handle head and the L-shaped handle connecting rod can rotate mutually, the other side of the handle connecting rod 8 is connected with the push rod 10 in an interference fit manner, and the push rod 10 is arranged in a connecting rod hole in the length direction of the positioning base 2 and is connected with the push rod in a transition fit manner. The left connecting rod 9 and the right connecting rod 11 are connected with the pushing rod 10 by using pins at one end, and the other ends of the left connecting rod 9 and the right connecting rod 11 are respectively connected with the left pressing block connecting rod 7 and the right pressing block connecting rod 12 by using pins. The left pressing block connecting rod 7 and the right pressing block connecting rod 12 are respectively arranged in connecting rod holes in the width direction of the lower layer shell of the positioning base 2 and are in transition fit with the connecting rod holes. The left pressing block 6 and the right pressing block 13 are made of elastic materials and are respectively arranged at the extension parts of the left pressing block connecting rod 7 and the right pressing block connecting rod 12, and are connected by pins. The connecting rods are connected by pins, so that the telescopic movement of the connecting rod mechanism can be realized on the premise of ensuring the matching precision. The transitional fit of the left pressing block connecting rod 7, the right pressing block connecting rod 12 and the pushing rod 10 with the connecting rod holes of the respective positioning base 2 can ensure the movement precision of the connecting rod mechanism in the telescoping process. When the telescopic centering positioning mechanism is installed, the push handle head 5 drives the L-shaped handle connecting rod 8 to move forwards, the L-shaped handle connecting rod 8 pushes the push rod 10 to move forwards along the connecting rod hole of the positioning base 2, the left connecting rod 9 and the right connecting rod 11 connected with the push rod 10 are pushed to two sides under the action of the push rod 10, the left pressing block connecting rod 7 and the right pressing block connecting rod 12 connected with each other are driven to extend outwards along the connecting rod hole of the positioning base 2, and finally the left pressing block 6 and the right pressing block 13 are enabled to extend outwards and contact with the arc part of the inner hole of the container base 1. The centering and positioning mechanism only needs to rotate and push the handle head 5 when in use, so that the installation and the disassembly operations are simpler and more convenient.
As shown in fig. 4 and 5, the steering engine 3 is mounted between two connecting beams of the positioning base 2, and is connected by bolts, after being mounted, the axis of an output shaft of the steering engine 3 coincides with the axis of the dimension of the width direction of the positioning base 2, so that the consistency of the position of the steering engine 3 is ensured, a cross connecting block convenient for connecting a driving part is mounted on the output shaft of the steering engine 3, and the depth of an upper shell of the positioning base 2 is equal to the height of the steering engine 3, so that the designed structure can be accommodated while the three-dimensional structure size of the positioning base 2 is minimized.
As shown in fig. 6 and 7, the measuring base 4 is mounted on the connecting block of the output shaft of the steering engine 3, the hole site where the measuring base 4 is connected with the steering engine 3 is located at the intersection point of the diagonal line of the rectangular section of the measuring base 4, that is, the geometric center position of the measuring base 4 is fixedly connected by using a bolt, so as to ensure that the geometric center position of the measuring base 4 is invariable in the process of driving the measuring base 4 to rotate by the steering engine 3, ensure the consistency of the measuring work, and the measuring base 4 is provided with a slot position and a wiring space for the installation of the laser sensing ranging system.
As shown in fig. 8, the laser sensing distance measuring system includes a laser module 17, a single chip microcomputer 18, a bluetooth module 16, and a rechargeable battery 15 and a battery case 14. The laser module 17 is installed in the corresponding slot of the front section of the measuring base 4, and after installation, the laser emission is positioned at the center of the width direction of the measuring base and is fixedly connected by using a screw. The singlechip 18 and the Bluetooth module 16 are respectively arranged in the groove positions on the left side and the right side of the laser module 17 and are fixedly connected by using screws. The battery box 14 is installed in the rear slot of the measuring base 4 and fixedly connected with the battery box 14 by using screws, the rechargeable battery 15 is installed in the battery box 14, the singlechip 18 is connected with the laser module 17 to send control information to the battery box to control the laser sensing distance measuring action, the singlechip 18 is connected with the Bluetooth module 16 to send and receive signals in a bidirectional mode, and the rechargeable battery 15 supplies power to the singlechip 18 and the steering engine by receiving and sending control signals and feedback signals of an external terminal.
As shown in fig. 9 and 10, the reflection block 19 is a replacement part of the laser module 17 in the laser sensing ranging system, is installed at the same position of the laser module 17 on the measurement base 4, is located at the center of the measurement base 4 in the width direction, is fixedly connected by using a screw, and has a level scale attached to the surface, so that the level of the laser spot can be indicated while the laser is reflected.
The specific method for detecting the precision of the container base by using the laser sensing distance measuring device comprises the following steps:
referring to fig. 1, a container base 1 is selected as a container base of a first measurement standard, a measuring device provided with a laser module 17 is placed in an inner hole of the standard container base 1, a handle head 5 is pushed until a left pressing block 6 and a right pressing block 13 finish centering positioning, and the handle head 5 is rotated to be clamped into an L-shaped buckle of a positioning base 2 to finish positioning;
referring to fig. 9, devices with reflection blocks 19 are placed in the inner holes of the other three container bases 1, the handle heads 5 are pushed until the left pressing block 6 and the right pressing block 13 finish centering and positioning, and the handle heads 5 are rotated to be clamped into L-shaped buckles of the positioning base 2 to finish positioning;
referring to fig. 13, according to the size requirement of the container base design, the control signals for adjusting the steering engine 3 of each reflecting device are sent by the handheld terminal through bluetooth, each bluetooth module 16 respectively sends control information to each single chip microcomputer 18 after receiving the signals, and the single chip microcomputer 18 controls the steering engine 3 to rotate to a design angle for use in the process of measuring the distance;
referring to fig. 13, 14 and 15, a control signal for starting working is sent by the hand-held terminal through bluetooth, after receiving the signal, the bluetooth module 16 of the laser ranging device sends control information to the single chip microcomputer 18, the single chip microcomputer 18 calls a working procedure according to the control information, controls the steering engine 3 to rotate, sequentially carries out laser sensing ranging on three measuring directions, records measuring data, sends back the measuring data to the bluetooth module 16, and the bluetooth module 16 sends back the measuring data to the hand-held terminal;
referring to fig. 11 and 12, the handle head 5 of the laser sensing distance measuring device is rotated in the opposite direction to withdraw from the L-shaped buckle of the positioning base 2, the handle connecting rod 8 is pulled out to release the positioning and fixing, the device is taken off from the container base 1 as the first measurement reference, and the other container base 1 is selected as the second measurement reference;
referring to fig. 11 and 12, the handle head 5 of the reflecting device on the second measuring standard is rotated in the opposite direction to withdraw from the L-shaped buckle, the handle connecting rod 8 is pulled out to release the positioning and fixing, the device is taken off from the container base 1 as the second measuring standard, the laser sensing distance measuring device is repeatedly installed on the second measuring standard, and the reflecting device is repeatedly installed on the first measuring standard;
referring to fig. 16, 17, 18, 19, the measurement process is repeated according to the design size and measurement requirements until the ranging work of all container ship seats is completed.
Claims (4)
1. The container ship base precision detection device based on the laser ranging is characterized by comprising a positioning base, a telescopic centering positioning mechanism, a steering engine, a measuring base, a laser sensing ranging system and a reflecting block;
the telescopic centering positioning mechanism is placed in an inner hole of the container seat of the container ship; the positioning base is positioned above the telescopic centering positioning mechanism, and the middle part of the telescopic centering positioning mechanism is clamped into the positioning base; the steering engine is arranged in the positioning base; the measuring base is arranged above the steering engine and is arranged on the steering engine; the laser sensing distance measuring system is arranged in the measuring base;
the positioning base consists of a double-layer square shell, and the area of the lower shell is smaller than that of the upper shell; the width of the lower shell is the same as the width of the inner hole of the container seat of the container ship; a connecting rod hole is respectively formed in the middle of two short sides of the lower shell and is respectively called a first connecting rod hole and a second connecting rod hole, and a third connecting rod hole is formed in the middle of one long side of the lower shell; two connecting beams are arranged on the upper surface of the upper shell at a certain distance, and are respectively provided with a plurality of connecting holes for installing steering engines; the side wall of the upper shell right above the third connecting rod hole is provided with a hole, which is called a first hole, and the side wall beside the first hole is provided with an L-shaped buckle;
the telescopic centering positioning mechanism comprises a handle head, a left pressing block, a right pressing block, a left pressing block connecting rod, a right pressing block connecting rod, a left connecting rod, a right connecting rod, a pushing rod and an L-shaped handle connecting rod; the handle head is connected with the L-shaped handle connecting rod by threads; the other end of the L-shaped handle connecting rod is in interference fit connection with the pushing rod; the left connecting rod and the right connecting rod are connected with the pushing rod by using the same pin, and the other ends of the left connecting rod and the right connecting rod are respectively connected with the left pressing block connecting rod and the right pressing block connecting rod by using the pin; the left pressing block and the right pressing block are respectively arranged at the extension parts of the left pressing block connecting rod and the right pressing block connecting rod and are connected by using pins; the left pressing block connecting rod, the right pressing block connecting rod and the pushing rod of the telescopic centering positioning mechanism respectively penetrate through the first connecting rod hole, the second connecting rod hole and the third connecting rod hole, so that the middle part of the telescopic centering positioning mechanism is clamped into the lower shell of the positioning base; the L-shaped handle connecting rod passes through a first hole of the upper shell of the positioning base; when the telescopic centering positioning mechanism works, the pushing handle head drives the L-shaped handle connecting rod to move forwards, the L-shaped handle connecting rod pushes the pushing rod to move forwards along the third connecting rod hole of the positioning base, the left connecting rod and the right connecting rod connected with the pushing rod are pushed to two sides under the action of the pushing rod, the left pressing block connecting rod and the right pressing block connecting rod connected with the pushing rod are driven to extend outwards along the connecting rod hole of the positioning base, and finally the left pressing block and the right pressing block extend outwards and are contacted with the arc part of the inner hole of the container ship base; rotating the handle head to enable the L-shaped buckle to clamp the handle head;
the steering engine is arranged in the upper shell of the positioning base and is fixedly connected in the connecting holes on the two connecting beams by bolts; the output shaft of the steering engine is provided with a cross-shaped connecting block;
the measuring base is arranged on a cross-shaped connecting block of an output shaft of the steering engine (3), and a hole site for connecting the measuring base and the steering engine is positioned at the geometric center of the measuring base and is fixedly connected by using a bolt; the measuring base is provided with a slot position and a wiring space for installing a laser sensing ranging system;
the laser sensing distance measuring system comprises a laser module, a singlechip, a Bluetooth module, a rechargeable battery and a battery box; each component of the laser sensing ranging system is fixedly arranged in different groove positions of the measuring base; the laser module is arranged at the center of the measuring base in the width direction; the singlechip is electrically connected with the steering engine 3 and controls the steering engine to rotate; the singlechip is electrically connected with the laser module, and is used for sending control information to the laser module for laser ranging; the singlechip is connected with the Bluetooth module for receiving and sending control signals and feedback signals of the external terminal; the rechargeable battery is arranged in the battery box and is used for supplying power to the laser sensing distance measuring system and the steering engine;
the reflecting block is a replacement part of the laser module in the laser sensing ranging system and is arranged at the same position of the laser module on the measuring base; the surface of the reflecting block is stuck with a level height scale, so that the level position of a laser point can be indicated while laser is reflected;
when the installation accuracy is detected, the installation accuracy detection device provided with the laser module is arranged on a container ship base serving as a measurement reference; the installation accuracy detecting device with the reflection block is installed on a container ship base serving as a measurement reference.
2. The device for detecting the precision of the container ship seat based on the laser ranging according to claim 1, wherein the left pressing block connecting rod, the right pressing block connecting rod and the pushing rod are in transition fit with the connecting rod holes when penetrating through the first connecting rod hole, the second connecting rod hole and the third connecting rod hole respectively.
3. The device for detecting the precision of the container ship base based on the laser ranging according to claim 1, wherein the left pressing block and the right pressing block are made of elastic materials.
4. A detection method for the container ship seat precision detection device based on laser ranging according to claim 1, which is characterized by comprising the following steps:
step 1: a container has 4 boxes, 4 boxes are distributed on four corners of rectangle; any one container ship base is selected as a first measurement standard base, and the other three container ship bases are selected as measurement reference bases; four sets of installation precision detection devices are provided;
step 2: placing an installation accuracy detection device for installing the laser module in an inner hole of a first measurement reference box seat, pushing a handle head until the left pressing block and the right pressing block finish centering and positioning, and rotating the handle head to clamp an L-shaped buckle of a positioning base to finish positioning;
step 3: the installation precision detection devices for replacing the reflection blocks are respectively arranged in the inner holes of the three measurement reference box seats, the handle heads of the installation precision detection devices are respectively pushed until the left pressing block and the right pressing block finish centering and positioning, and the handle heads are rotated to be clamped into the L-shaped buckles of the positioning base to finish positioning;
step 4: the method comprises the steps that a control signal of a steering engine is sent to installation precision detection devices of three measurement reference box seats through Bluetooth by a handheld terminal, after receiving the control signal, bluetooth modules of the installation precision detection devices of the measurement reference box seats respectively send control information to respective single-chip computers, and the steering engine is controlled to rotate, so that reflection blocks on the installation precision detection devices of the three measurement reference box seats are opposite to a first measurement reference box seat;
step 5: the method comprises the steps that a control signal is sent to a mounting precision detection device of a first measurement reference box seat through Bluetooth by a handheld terminal, a Bluetooth module of the mounting precision detection device of the first measurement reference box seat receives the signal and then sends control information to a single chip microcomputer of the Bluetooth module, the single chip microcomputer controls a steering engine to rotate according to the control instruction, and the steering engine is sequentially aligned to reflection blocks of three measurement reference box seats to conduct laser sensing ranging to obtain three measurement data, and the measurement data are sent back to the handheld terminal through the Bluetooth module;
step 6: selecting one box seat from the three measurement reference box seats as a second measurement reference box seat; exchanging the installation precision detection devices on the first measurement standard box seat and the second measurement standard box seat;
step 7: taking the first measurement standard box seat as a new measurement standard box seat, replacing the first measurement standard box seat with a second measurement standard box seat, and repeating the step 4 and the step 5 to obtain new three measurement data;
step 8: and if all the obtained 6 pieces of measurement data meet the design requirements, judging that the container ship base is qualified.
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| CN202210628152.0A CN115127446B (en) | 2022-06-06 | 2022-06-06 | Container ship seat precision detection device and method based on laser ranging |
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| CN202210628152.0A CN115127446B (en) | 2022-06-06 | 2022-06-06 | Container ship seat precision detection device and method based on laser ranging |
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| CN108445514A (en) * | 2018-02-28 | 2018-08-24 | 江苏大学 | A kind of container stacking alignment method based on global position system and laser ranging |
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| KR101530953B1 (en) * | 2014-09-16 | 2015-06-23 | 대우조선해양 주식회사 | Inspection apparatus and method for cell guide installation accuracy of container ship |
| CN107514975A (en) * | 2017-08-25 | 2017-12-26 | 上海外高桥造船有限公司 | Rotary laser range finder frock |
| CN108445514A (en) * | 2018-02-28 | 2018-08-24 | 江苏大学 | A kind of container stacking alignment method based on global position system and laser ranging |
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