CN109772653A - One kind chasing after pipe method, chases after pipe device and steel pipe corrosion-proof production technology - Google Patents
One kind chasing after pipe method, chases after pipe device and steel pipe corrosion-proof production technology Download PDFInfo
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Abstract
The present invention provides one kind to chase after pipe method, chases after pipe device and steel pipe corrosion-proof production technology, one kind chasing after pipe method, it is monitored and calculates by the time for reaching detection section to previous hard tube and latter hard tube, and then adjust latter hard tube and enter the time accelerated when detection section, to realize the latter hard tube effect end to end and synchronous with previous hard tube.The pipe device that chases after includes: the first transmission mechanism, the second transmission mechanism, laser inductor and PLC controller.A kind of steel pipe corrosion-proof production technology chases after pipe method using above-mentioned one kind in steel pipe corrosion-proof production line.It chases after pipe method the present invention provides a kind of, chase after pipe device and the utilization in steel pipe corrosion-proof production line, without artificial observation and manual operations, realizes that full-automation chases after pipe on entire transmission line, improve and chase after tube efficiency, and chase after that pipe is accurate, it avoids and chases after pipe not in time or chase after the too fast phenomenon of pipe.
Description
Technical field
The invention belongs to hard tube automatic transportation technical fields, are to be related to one kind to chase after pipe method, chase after pipe dress more specifically
It sets and the utilization in steel pipe corrosion-proof production line.
Background technique
In hard tube production or process, in order to realize automated production and improve the conevying efficiency of hard tube, generally
Using arranging that various transmission devices do not transport a large amount of hard tube intermittently continuously in the entire production line, in order to reach production line
The technique requirement of upper each link, transmission device are especially heavy in previous hard tube of control and the transmission mode and speed of latter hard tube
It wants.
It, need to be using coating drive line by the head of the tail end of preceding steel pipe and rear root steel pipe for example, in steel pipe corrosion-proof production
The continual coating equipment that is transported to that is connected is held to carry out coating operation.I.e. by adjusting transmission linear velocity, latter steel pipe is made to exist
It catch up with previous steel pipe (chasing after pipe) in time as short as possible, so that two steel pipes be made to join end to end, keeps synchronizing in coated segment
Advance, carries out coating operation.
In the prior art, it mainly carries out chasing after pipe using artificial observation and pure manually operated mode, error is larger, often
There is a phenomenon where not in time or to chase after pipe too fast, for example, will affect production line if chasing after pipe not in time in steel pipe corrosion-proof production
Operational efficiency, shut down;If once occurring chasing after the too fast phenomenon of pipe, hit due to the effect by steel pipe inertia
The case where hitting, influencing previous steel pipe polyethylene, adhesive overlap joint, and then steel pipe anticorrosive layer quality is influenced, or even cause steel pipe
Erosion resistant coating is scrapped;It is also possible to effectively cause the damage of steel pipe groove due to hitting.
Summary of the invention
It chases after pipe method the purpose of the present invention is to provide a kind of, chase after pipe device and the fortune in steel pipe corrosion-proof production line
With, it is intended to it solves the prior art and carries out chasing after pipe using artificial observation and pure manually operated mode, error is larger, often occurs
Not in time or chase after the too fast technical problem of pipe.
To achieve the above object, the technical solution adopted by the present invention is that: one kind is provided and chases after pipe method, comprising the following steps:
STEP101, when previous hard tube on transmission line at the uniform velocity passes through the fixed initial position S1 and final position of distance
When S2, the same position on previous hard tube is acquired respectively by the time of initial position S1 and final position S2, is obtained previous
The speed of root hard tube at the uniform velocity;
STEP102, when on transmission line latter hard tube reach initial position S1 when, acquire previous hard tube tail end from
Open the time that initial position S1 to latter hard tube reaches initial position S1;
STEP103 adds latter hard tube moment when latter hard tube on transmission line reaches initial position S1
After speed, so that latter hard tube is at the uniform velocity passed through initial position S1 and final position S2 and acquire latter hard tube by initial position S1
With the time t3 of final position S2, the speed of latter hard tube is greater than the speed of previous hard tube;
The front end of STEP104, latter hard tube of acquisition pass through the time t4 of initial position S1 and final position S2, obtain
Speed after latter hard tube acceleration;
STEP105 is calculated when latter hard tube front end reaches final position S2 at a distance from previous hard tube rear end;
STEP106, according to speed difference and distance calculate latter hard tube after final position S2 sets out chase after pipe when
Between, reach adjust after the time latter hard tube speed it is identical as the speed of previous hard tube, chase after pipe completion.
Further, in the STEP 101: at the uniform velocity transmitting previous using the constant-speed section that the transmission line is arranged in
Hard tube.
Further, in the STEP 103: being carried out using the accelerating sections being arranged on transmission line to latter hard tube
Accelerate.
Further, before chasing after pipe, the constant-speed section is identical as the initial velocity of the accelerating sections;It chases after in pipe, the constant speed
The speed of section is constant, and the speed of the accelerating sections increases.
Further, in the STEP 105: when latter hard tube front end arrival final position S2 and after previous hard tube
The distance at end is that previous hard tube subtracts between initial position S1 and final position S2 in the distance passed by the time of t3 and t4
Distance.
Further, in the STEP 106: utilizing the induction being arranged on initial position S1 and final position S2
Device acquires previous hard tube and latter hard tube arrival time.
One kind provided by the invention chases after pipe method, and compared with prior art, one kind of the present invention chases after pipe method, is passed by acquisition
Hard tube in line sending reaches initial position S1 and final position S2 moment, calculates the operation of previous hard tube and latter hard tube
Speed, and the pipe time is chased after, and raise speed to latter hard tube when latter hard tube enters initial position S1, due to latter
The speed of root hard tube is greater than the speed of previous hard tube, and latter hard tube starts to pursue previous hard tube, when latter hard tube mentions
Fast time reaches when chasing after the pipe time, carries out reduction of speed and identical as previous hard tube initial velocity to latter hard tube, then and latter
Hard tube it is end to end with previous hard tube and it is synchronous transport, chase after pipe completion.One kind provided by the invention chases after pipe method, in transmission line
On realize automatic control and chase after pipe, without human intervention, improve and chase after tube efficiency;Whole process is calculated by computer system
And control, it improves and chases after pipe precision, effectively avoid and chase after pipe not in time or too fast phenomenon.
To achieve the above object, the present invention also provides one kind to chase after pipe device, comprising: the first transmission mechanism, before transporting
A piece hard tube;Second transmission mechanism is connect with the end of first transmission mechanism, for transporting latter hard tube;Laser sense
Device is answered, quantity is two, is located on first transmission mechanism and second transmission mechanism, for detecting hard tube front end
And tail end;PLC controller is electrically connected with the laser inductor, first transmission mechanism and second transmission mechanism, is used
In receive laser inductor detection hard tube front end and tail end reach the signal of the laser inductor and carry out calculate and transmission refer to
Enable first transmission mechanism and second transmission mechanism.
Further, same check bit installs that there are two described on first transmission mechanism and second transmission mechanism
Laser inductor.
Further, the distance between two described laser inductors are less than the distance between two neighboring hard tube.
One kind provided by the invention chases after pipe device, and compared with prior art, one kind of the present invention chases after pipe device, in the first transmission
The two sides of mechanism and the second transmission mechanism are respectively arranged with one group of opposite laser inductor, and the laser inductor of two sides can be single
Only information flag that the hard tube reached at this is detected, and will test is that time value is transmitted to PLC controller progress
It calculates, so that the speed and the speed in the second transport mechanism of the first transmission mechanism of control, make the transport speed of latter hard tube
Degree is greater than the travelling speed of previous hard tube, so that the spacing between latter hard tube and previous hard tube be made to be progressively smaller until
It is end to end, then control the first transmission mechanism, latter piece hard tube and previous piece hard tube head identical as the speed of the second transmission mechanism
Tail, which connects, synchronizes transport, chases after pipe success.One kind provided by the invention chases after pipe device, in the first transmission mechanism and the second transmission mechanism
On realize automatic control and chase after pipe, without human intervention, improve and chase after tube efficiency;Whole process is calculated by PLC controller
And control, it improves and chases after pipe precision, effectively avoid and chase after pipe not in time or too fast phenomenon.
The present invention also provides a kind of steel pipe corrosion-proof production technologies, which is characterized in that any one including such as claim 1-6
One kind described in chases after pipe method.
The present invention also provides a kind of steel pipe corrosion-proof production technologies, compared with prior art, the fortune without artificial observation steel pipe
Market condition chases after tube efficiency to improve without the speed of service of manual operation control steel pipe;Meanwhile by computer system
True monitoring chases after the pipe time and control chases after the speed of pipe, and the precision for chasing after control system is greatly improved.It avoids and chases after manually
When managing too fast, latter steel pipe heads on previous steel pipe and advances, and drive line screw pitch is increased, and previous steel pipe is caused poly- second occur
The case where alkene, adhesive overlap joint reduce, or even cause scrapping for steel pipe anticorrosive layer;Or it chases after the steel pipe groove that pipe tightly occurs very much and breaks
The case where;Also avoid chasing after pipe manually not in time simultaneously, the case where two steel pipes disconnect, and molding equipment can not be carried out continuously production
Occur, thus a possibility that eliminating non-programmed halt.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram for chasing after pipe device provided in an embodiment of the present invention;
Fig. 2 is a kind of schematic illustration of steel pipe corrosion-proof production technology chased after before pipe provided in an embodiment of the present invention;
Fig. 3 is a kind of schematic illustration of steel pipe corrosion-proof production technology chased after in pipe provided in an embodiment of the present invention;
Fig. 4 is a kind of schematic illustration for chasing after pipe completion of steel pipe corrosion-proof production technology provided in an embodiment of the present invention.
In figure: 1, the first transmission mechanism;2, the second transmission mechanism;3, laser inductor;4, PLC controller;5, previous
Steel pipe;6, latter steel pipe.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Now pipe method is chased after to one kind provided by the invention to be illustrated.Described one kind chases after pipe method, comprising the following steps:
STEP101, as the initial position S1 and final position that previous hard tube on transmission line is at the uniform velocity fixed by distance s
When S2, the same position on previous hard tube is acquired respectively by the time t1 of initial position S1 and final position S2, before obtaining
The speed v1 of a piece hard tube at the uniform velocity;
STEP102, when on transmission line latter hard tube reach initial position S1 when, acquire previous hard tube tail end from
Open the time t2 that initial position S1 to latter hard tube reaches initial position S1;
STEP103 adds latter hard tube moment when latter hard tube on transmission line reaches initial position S1
After speed, so that latter hard tube is at the uniform velocity passed through initial position S1 and final position S2 and acquire latter hard tube by initial position S1
With the time t3 of final position S2, the speed of latter hard tube is greater than the speed of previous hard tube;
The front end of STEP104, latter hard tube of acquisition pass through the time t4 of initial position S1 and final position S2, obtain
Speed v2 after latter hard tube acceleration;
STEP105, calculate when latter hard tube front end reaches final position S2 with previous hard tube rear end distance m;
STEP106, according to speed difference and distance calculate latter hard tube after final position S2 sets out chase after pipe when
Between t5, reach adjust after the time latter hard tube speed it is identical as the speed of previous hard tube, chase after pipe completion.
One kind provided by the invention chases after pipe method, and compared with prior art, one kind of the present invention chases after pipe method, is passed by acquisition
Hard tube in line sending reaches initial position S1 and final position S2 moment, calculates the speed of service v1=s/t1 of previous hard tube
Speed of service v2=s/t3 after raising speed with latter hard tube is when latter hard tube front end reaches final position S2 and previous hard
Distance m=v1* (t3+t4)-s of pipe rear end;According to the difference of m value and v2 and v1, obtains and chase after pipe time t5=m/ (v1+v2).
It raises speed when entering initial position S1 due to latter hard tube to latter hard tube, the speed of latter hard tube is greater than previous
The speed of hard tube, latter hard tube start to pursue previous hard tube, right when latter hard tube speed-raising time, which reaches, chases after the pipe time
Latter hard tube progress reduction of speed is simultaneously identical as previous hard tube initial velocity, then latter hard tube and previous hard tube are end to end
And synchronous transport, chase after pipe completion.One kind provided by the invention chases after pipe method, and automatic control is realized on transmission line and is chased after
Pipe, without human intervention, improves and chases after tube efficiency;Whole process is calculated and is controlled by computer system, is improved and is chased after pipe precision,
It effectively avoids and chases after pipe not in time or too fast phenomenon.
It should be noted that t1, t2, t3, t4 and t5 are corresponding time interval value.
As a kind of a kind of specific embodiment for chasing after pipe method provided by the invention, in the STEP 101: utilizing
The constant-speed section that the transmission line is arranged at the uniform velocity transmits previous hard tube.
As a kind of a kind of specific embodiment for chasing after pipe method provided by the invention, in the STEP 103: utilizing
The accelerating sections being arranged on transmission line accelerates latter hard tube.
As a kind of a kind of specific embodiment for chasing after pipe method provided by the invention, before chasing after pipe, the constant-speed section and institute
The initial velocity for stating accelerating sections is identical;It chases after in pipe, the speed of the constant-speed section is constant, and the speed of the accelerating sections increases.
As a kind of a kind of specific embodiment for chasing after pipe method provided by the invention, in the STEP 105: latter
It passes by within the time of t3 and t4 at a distance from previous hard tube rear end for previous hard tube when root hard tube front end reaches final position S2
Distance subtract the distance between initial position S1 and final position S2.
In the present embodiment, it when calculating the spacing of previous hard tube and latter hard tube, can be arrived in latter hard tube
It is calculated when up to S1, i.e. v1*t2, can also be calculated when latter hard tube reaches S2, that is, chase after pipe distance m=v1* (t3+t4).
As a kind of a kind of specific embodiment for chasing after pipe method provided by the invention, in the STEP 106: utilizing
Inductor on initial position S1 and final position S2 is set, previous hard tube and latter hard tube arrival time are acquired.
In this embodiment, hard tube can be steel pipe.
Now in conjunction with a kind of utilization description present invention one for chasing after pipe method in steel pipe corrosion-proof production technology provided by the invention
It kind chases after pipe method, a kind of chase after pipe device and a kind of steel pipe corrosion-proof production technology makees the description of specific embodiment.
Referring to Fig. 1, one kind chases after pipe device, comprising: the first transmission mechanism, the second transmission mechanism, laser inductor and PLC
Controller;First transmission mechanism, for transporting previous hard tube;Second transmission mechanism, the end with first transmission mechanism
Connection, for transporting latter hard tube;Laser inductor, quantity are two, are located at first transmission mechanism and described
On second transmission mechanism, for detecting hard tube front end and tail end;PLC controller, with the laser inductor, first transmission
Mechanism and second transmission mechanism electrical connection reach the laser for receiving laser inductor detection hard tube front end and tail end
The signal of inductor is simultaneously calculated and is sent instructions to first transmission mechanism and second transmission mechanism.
One kind provided by the invention chases after pipe device, and compared with prior art, one kind of the present invention chases after pipe device, in the first transmission
The two sides of mechanism and the second transmission mechanism are respectively arranged with one group of opposite laser inductor, and the laser inductor of two sides can be single
Only information flag that the hard tube reached at this is detected, and will test is that time value is transmitted to PLC controller progress
It calculates, so that the speed and the speed in the second transport mechanism of the first transmission mechanism of control, make the transport speed of latter hard tube
Degree is greater than the travelling speed of previous hard tube, so that the spacing between latter hard tube and previous hard tube be made to be progressively smaller until
It is end to end, then control the first transmission mechanism, latter piece hard tube and previous piece hard tube head identical as the speed of the second transmission mechanism
Tail, which connects, synchronizes transport, chases after pipe success.One kind provided by the invention chases after pipe device, in the first transmission mechanism and the second transmission mechanism
On realize automatic control and chase after pipe, without human intervention, improve and chase after tube efficiency;Whole process is calculated by PLC controller
And control, it improves and chases after pipe precision, effectively avoid and chase after pipe not in time or too fast phenomenon.
As a kind of a kind of specific embodiment for chasing after pipe device provided by the invention, first transmission mechanism and described
Same check bit is installed there are two the laser inductor on second transmission mechanism.In the first transmission mechanism and the second transmission mechanism
Two sides be respectively set and reduce the quantity of laser inductor in the case where meeting detection demand there are two laser inductor.Such as
More than two laser inductor is arranged in the every side of fruit, multiple detection intervals can be formed, to steel pipe in any one detection interval
When the signal that passes through be acquired, and the speed real-time, tunable of the second transmission mechanism by PLC controller pair, according to previous
Distance change and gaps between their growth rates between hard tube and latter hard tube are adjusted in real time, so that when chasing after pipe completion, latter hard
Pipe is end to end with previous hard tube when acceleration is zero, and impact force is generated when avoiding contact with.
In the present embodiment, the distance between two described laser inductors are less than the distance between two neighboring hard tube.
It is existing referring to FIG. 1 to FIG. 4, that a kind of steel pipe corrosion-proof production technology provided by the invention is illustrated including following
Step:
Fig. 1 and Fig. 2 is please referred to,
Accelerating sections L1 and constant-speed section L2 is arranged on coating drive line in STEP 1, and accelerating sections is adjacent with constant-speed section, and initial
Speed is V1, and constant-speed section is driven by the first transmission mechanism 1, and accelerating sections is driven by the second transmission mechanism 2;
STEP 2, the setting detection section between accelerating sections and constant-speed section, initial position are that S1 is located at accelerating sections, final position
It is located at constant-speed section, length S for S2;
Previous steel pipe 5 and latter hard tube are successively sent on coating drive line, spacing L by STEP 3; L<S;
STEP 4, when previous steel pipe 5 successively passes through accelerating sections and constant-speed section, the first transmission mechanism 1 and the second transmission
2 speed of mechanism is constant, when the front end P1 of previous steel pipe 5 reaches the initial position S1 and final position S2 of detection section, laser
Signal is transmitted to PLC controller 4 by inductor 3, and PLC controller 4 converts the signal to temporal information and is recorded as T1 and T2 respectively,
The initial velocity V1=S/ (T2-T1) of the first transmission mechanism 1 and the second transmission mechanism 2 is calculated simultaneously;
Fig. 1 and Fig. 3 is please referred to,
STEP 5 swashs when the front end P2 of latter steel pipe 6 is by accelerating sections and reaches the initial position S1 of detection section
Signal is transmitted to PLC controller 4 by optical inductor 3, and signal is switched to temporal information by PLC controller 4, and is recorded as T3, is counted simultaneously
Calculate the spacing L=V1* (T3-T2) of previous steel pipe 5 Yu latter steel pipe 6;So instruction of the transmission of PLC controller 4 simultaneously will
The speed of second transmission mechanism 2 is promoted to V2;
STEP 6, when the front end P2 of latter steel pipe 6 reaches the initial position S1 of detection section, laser inductor 3 will be believed
Number it is transmitted to PLC controller 4, signal is switched to temporal information by PLC controller 4, and is recorded as T4, is calculated simultaneously, the second transmission
The speed V2=S/ (T4-T3) of mechanism 2, and the front end P2 and previous steel pipe 5P1' for calculating latter steel pipe 6 meet when
Between T=L/ (V2-V1);
Fig. 1 and Fig. 4 is please referred to,
STEP 7, when the time that PLC controller 4 records reaching T5, when T5=T+T4, i.e. the second transmission mechanism 2 accelerate T
Between after section, PLC controller 4 sends instruction for the near initial velocity V1 of the speed of service of the second transmission mechanism 2, previous at this time steel
Pipe 5 is end to end with latter steel pipe 6 and transports so that initial velocity V1 is synchronous.
At this point, previous end to end steel pipe 5 and latter steel pipe 6 constitute previous new steel pipe 5, then transport
The third root steel pipe to come over is latter new steel pipe 6, again may be by above-mentioned steps completion and chases after pipe, is provided using the present invention
A kind of steel pipe corrosion-proof production technology, it is only necessary to will test section length S input PLC controller 4, the length of steel pipe no matter transmitted
To be how many, it can accurately calculate travelling speed and chase after the time of pipe, it is continuous continual by steel so as to realize
Pipe is transported to coating equipment.
In the present embodiment, in order to reduce impact of the front end P2 of latter steel pipe 6 to previous 5 tail end P1' of steel pipe
Power, then detect section and more than two laser inductors 3 are set, multiple detection intervals are constituted, chase after pipe time T when calculating for the first time
Value, PLC controller 4 send instruction and set T', T' < T for 2 acceleration time of the second transmission mechanism, when the second transmission mechanism 2 raises speed
When time reaches T', speed is down to V3, V1 < V3 < V2;V3 is recalculated again and new chases after the pipe time.Certainly to chase after pipe complete
Cheng Qian can further decrease impact force by multiple reduction of speed.
A kind of steel pipe corrosion-proof production technology provided by the invention, compared with prior art, the fortune without artificial observation steel pipe
Market condition chases after tube efficiency to improve without the speed of service of manual operation control steel pipe;Meanwhile by computer system
True monitoring chases after the pipe time and control chases after the speed of pipe, and the precision for chasing after control system is greatly improved.It avoids and chases after manually
When managing too fast, latter steel pipe 6 heads on previous steel pipe 5 and advances, and drive line screw pitch is increased, and previous steel pipe 5 is caused to occur
The case where polyethylene, adhesive overlap joint reduce, or even cause scrapping for steel pipe anticorrosive layer;Or chase after the steel pipe groove that pipe tightly occurs very much
The case where breaking;Also avoid chasing after pipe manually not in time simultaneously, two steel pipes disconnect, and molding equipment can not be carried out continuously production
Situation occurs, thus a possibility that eliminating non-programmed halt.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. one kind chases after pipe method, which comprises the following steps:
STEP101, when previous hard tube on transmission line at the uniform velocity passes through the fixed initial position S1 and final position S2 of distance,
The same position on previous hard tube is acquired respectively by the time of initial position S1 and final position S2, obtains previous hard tube
Speed at the uniform velocity;
STEP102, when latter hard tube on transmission line reaches initial position S1, the tail end of previous hard tube of acquisition has been left
Beginning position S1 to latter hard tube reaches the time of initial position S1;
STEP103 accelerates latter hard tube moment when latter hard tube on transmission line reaches initial position S1
Afterwards, latter hard tube is made at the uniform velocity to pass through initial position S1 and final position S2 and acquire latter hard tube by initial position S1 and
The time t3 of final position S2, the speed of latter hard tube are greater than the speed of previous hard tube;
The front end of STEP104, latter hard tube of acquisition pass through the time t4 of initial position S1 and final position S2, obtain latter
Speed after hard tube acceleration;
STEP105 is calculated when latter hard tube front end reaches final position S2 at a distance from previous hard tube rear end;
STEP106 calculates the time that chases after pipe of the latter hard tube after final position S2 sets out according to speed difference and distance, arrives
The speed that latter hard tube is adjusted after up to the time is identical as the speed of previous hard tube, chases after pipe completion.
2. one kind as described in claim 1 chases after pipe method, which is characterized in that in the STEP 101:
Previous hard tube is at the uniform velocity transmitted using the constant-speed section that the transmission line is arranged in.
3. one kind as claimed in claim 2 chases after pipe method, which is characterized in that in the STEP 103:
Latter hard tube is accelerated using the accelerating sections being arranged on transmission line.
4. one kind as claimed in claim 3 chases after pipe method, which is characterized in that
Before chasing after pipe, the constant-speed section is identical as the initial velocity of the accelerating sections;
It chases after in pipe, the speed of the constant-speed section is constant, and the speed of the accelerating sections increases.
5. one kind as described in claim 1 chases after pipe method, which is characterized in that in the STEP 105:
Be previous hard tube with previous hard tube rear end at a distance from when latter hard tube front end reaches final position S2 t3 and t4 when
The interior distance passed by subtracts the distance between initial position S1 and final position S2.
6. one kind as described in claim 1 chases after pipe method, which is characterized in that in the STEP 106:
Using the inductor being arranged on initial position S1 and final position S2, acquires previous hard tube and latter hard tube reaches
Time.
7. one kind chases after pipe device characterized by comprising
First transmission mechanism, for transporting previous hard tube;
Second transmission mechanism is connect with the end of first transmission mechanism, for transporting latter hard tube;
Laser inductor, quantity are two, are located on first transmission mechanism and second transmission mechanism, for visiting
Survey hard tube front end and tail end;
PLC controller is electrically connected with the laser inductor, first transmission mechanism and second transmission mechanism, is used for
It receives laser inductor detection hard tube front end and tail end reaches the signal of the laser inductor and calculated and sent instruction
To first transmission mechanism and second transmission mechanism.
8. one kind as claimed in claim 7 chases after pipe device, which is characterized in that first transmission mechanism and second transmission
Same check bit is installed there are two the laser inductor in mechanism.
9. one kind as claimed in claim 7 chases after pipe device, which is characterized in that the distance between two described laser inductors are small
In the distance between two neighboring hard tube.
10. a kind of steel pipe corrosion-proof production technology, which is characterized in that chased after including one kind as claimed in any one of claims 1 to 6
Pipe method.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114789884A (en) * | 2022-04-01 | 2022-07-26 | 中石化石油机械股份有限公司沙市钢管分公司 | Anti-corrosion automatic pipe following device and method based on laser technology |
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Application publication date: 20190521 |