CN111745218A

CN111745218A - Intelligent ingot storage and transportation control system and method for extrusion production line

Info

Publication number: CN111745218A
Application number: CN202010746437.5A
Authority: CN
Inventors: 苏振华; 郝宏昭; 王军
Original assignee: China National Heavy Machinery Research Institute Co Ltd
Current assignee: China National Heavy Machinery Research Institute Co Ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2020-10-09

Abstract

The invention provides an intelligent ingot storage and transportation control system and method for an extrusion production line, which comprises a feeding mechanism, a rod pushing trolley, an ingot sawing machine, a sawn roller way, an ingot clamping mechanism, an ingot storage table and a PLC control system, wherein the rod pushing trolley is positioned between the feeding mechanism and the ingot sawing machine, the sawn roller way is positioned at the rear side of the ingot sawing machine, the ingot clamping mechanism comprises a manipulator and a track, the track is arranged above the tail end of the sawn roller way and is vertical to the tail end of the sawn roller way, the ingot storage table is arranged below the track, a rod pushing induction switch is arranged between the ingot sawing machine and the rod pushing trolley, and an ingot in-place induction switch is arranged on the sawn roller. According to the invention, the feeding time of the ingot saw-cutting machine is controlled by the PLC control system, the cast rod is sawed according to the length required by the ingot, meanwhile, the length of the cast rod is monitored in real time, whether the rod pushing trolley continues to advance for the length L of the ingot to be sawed next time is determined, and the requirement that ingots with different lengths can be stored in one batch of ingots is realized.

Description

Intelligent ingot storage and transportation control system and method for extrusion production line

Technical Field

The invention belongs to the technical field of automatic control of aluminum extrusion machine equipment of metallurgical equipment, and particularly relates to an intelligent storage and transportation control system and method for cast ingots in an extrusion production line.

Background

In the continuous extrusion production process of the extrusion production line, ingots with different lengths can be continuously provided for the extruder according to the process requirements. Most of the existing extrusion production lines can store ingots in a batch with uniform length, and then the ingots are conveyed by a crown block or a forklift, and manually send instructions to be completed by an ingot conveying trolley, the storage and conveying modes are slow in rhythm, the lengths of the ingots cannot be changed in a differentiation mode at any time, the automation degree is low, and certain potential safety hazards exist.

Disclosure of Invention

The invention aims to provide an intelligent ingot storage and transportation control system for an extrusion production line, which overcomes the technical problems in the prior art.

The invention also aims to provide an intelligent storage and transportation control method for the ingot casting on the extrusion production line, which realizes full automation of the storage and transportation of the ingot casting on the extrusion production line.

Therefore, the technical scheme provided by the invention is as follows:

an intelligent ingot storage and transportation control system for an extrusion production line comprises a feeding mechanism, a push rod trolley, an ingot sawing machine, a sawing roller way, an ingot clamping mechanism, an ingot storage table and a PLC control system, wherein the push rod trolley is positioned between the feeding mechanism and the ingot sawing machine, the sawing roller way is positioned at the rear side of the ingot sawing machine, the ingot clamping mechanism comprises a manipulator and a track, the track is arranged above the tail end of the sawing roller way and is vertical to the tail end of the sawing roller way, the ingot storage table is arranged below the track, a push rod induction switch is arranged between the ingot sawing machine and the push rod trolley, and an ingot in-place induction switch is arranged on the sawing roller way;

the PLC control system is in electric signal connection with an HMI human-machine interface, and the feeding mechanism, the push rod trolley, the ingot sawing machine, the sawing roller way, the ingot clamping mechanism, the push rod inductive switch, the ingot in-place inductive switch and the ingot storage table are all in electric signal connection with the PLC control system.

The feeding mechanism comprises a feeding table and a feeding roller way, the feeding roller way is erected at the tail end of the feeding table, the feeding table and the feeding roller way are vertically arranged, the feeding roller way can move up and down, rails are arranged on two side frames of the feeding roller way, the rails are arranged above the feeding roller way, and the push rod trolley is connected with the rails in a sliding manner;

and a feeding induction switch is arranged on the feeding roller way and is in electric signal connection with the PLC control system.

The bar pushing trolley comprises a clamp and a travelling mechanism, the clamp is connected with a cylinder, the travelling mechanism comprises a variable frequency motor speed reducer, a laser range finder is mounted on a rack on one side of the feeding mechanism, a reflecting plate is mounted on the bar pushing trolley, and the reflecting plate is matched with the laser range finder;

and the air cylinder, the variable frequency motor speed reducer and the laser range finder are all in electric signal connection with the PLC control system.

The ingot sawing machine comprises a saw blade, a saw blade feeding mechanism, a saw blade rotating mechanism and a saw dust collecting mechanism, wherein the saw blade feeding mechanism is a hydraulic cylinder, the saw blade is connected with the telescopic end of the hydraulic cylinder, the saw blade rotating mechanism is a saw blade rotating motor reducer, the output shaft of the saw blade rotating motor reducer is connected with the saw blade, and the saw dust collecting mechanism comprises a saw dust collecting motor reducer;

the hydraulic cylinder is provided with a stay cord encoder, and the hydraulic cylinder, the saw blade rotating motor reducer, the stay cord encoder and the sawdust collecting motor reducer are all in electric signal connection with the PLC control system.

The manipulator comprises a base, the base is provided with a manipulator travelling mechanism and a movable paw mechanism, the manipulator travelling mechanism comprises a manipulator travelling variable frequency motor and a travelling encoder, the travelling encoder is arranged on the manipulator travelling variable frequency motor, a first gear is connected to a rotating shaft of the manipulator travelling variable frequency motor, the first gear is meshed with a track, and the manipulator travelling variable frequency motor and the travelling encoder are both in electric signal connection with a PLC control system.

The ingot storage table is fixedly provided with a correlation inductive switch, the correlation inductive switch is in electric signal connection with the PLC control system, and the correlation inductive switch is used for detecting whether an ingot is stored on the ingot storage table or not.

The feeding roller way lifting oil cylinder is connected below the feeding roller way, the feeding roller way lifting oil cylinder is connected with a first ascending position approaching switch and a second descending position approaching switch, and the feeding roller way lifting oil cylinder, the first ascending position approaching switch and the second descending position approaching switch are all in electric signal connection with the PLC control system.

The movable paw mechanism comprises a movable paw, a rack guide rail, a movable paw variable frequency motor speed reducer and a movable paw encoder, a second gear is connected to a rotating shaft of the movable paw variable frequency motor speed reducer, the rack guide rail is perpendicular to the rail, the second gear is meshed with the rack guide rail, and the movable paw variable frequency motor speed reducer and the movable paw encoder are all in electric signal connection with the PLC control system.

An intelligent storage and transportation control method for an extrusion production line cast ingot adopts an intelligent storage and transportation control system for the extrusion production line cast ingot, and comprises the following steps:

step 1) inputting the length L of the ingot required by the batch through an HMI (human machine interface), and controlling a feeding mechanism to convey the casting rod by a PLC (programmable logic controller) control system;

step 2) after receiving the signal of the feeding inductive switch, the PLC control system controls the feeding roller bed to support the cast rod from the lower position to the upper position, then sends a signal to the push rod trolley at the rear position, and the push rod trolley clamp clamps the tail of the cast rod to move forward along the rail;

step 3) when the push rod inductive switch sends a signal to the PLC control system, stopping the push rod trolley, and then controlling the push rod trolley to continue to carry the cast rod by the advancing distance L by the PLC control system;

step 4), the PLC control system controls the ingot saw-cutting machine to move forward to cut the cast rod into an ingot with the length of L, after the saw-cutting is finished, the ingot saw-cutting machine retracts to the initial point, and meanwhile, the roller table conveys the ingot to an ingot grabbing position after the saw;

and step 5) the movable claw of the ingot clamping mechanism waiting at the ingot grabbing position descends under the control of the PLC control system to grab the ingot to ascend, then the movable claw descends after walking to the position above the ingot storage table, then the movable claw is loosened to place the ingot at the ingot storage table, and the storage and the transportation of the current ingot are finished.

And 4) when the ingot sawing machine retracts to the initial point, the PLC control system judges whether the length of the sawed cast rod is greater than L through the rod pushing inductive switch, when the length of the sawed cast rod is judged to be true, the rod pushing trolley continues to carry the cast rod by the advancing distance L, and the operation is repeated until the PLC control system judges that the length of the sawed cast rod is less than L, and the cycle is finished.

The invention has the beneficial effects that:

according to the intelligent ingot storage and transportation control system for the extrusion production line, the feeding mechanism, the bar pushing trolley, the ingot sawing machine and the ingot clamping mechanism are controlled by the PLC control system, so that self-adaptation of feeding, bar pushing, sawing and ingot clamping in extrusion production is realized, the labor intensity and the labor cost are reduced, the production efficiency is improved, and the production rhythm is accelerated.

According to the invention, the feeding time of the ingot saw-cutting machine is controlled by the PLC control system, the cast rod is sawed according to the length required by the ingot, meanwhile, the length of the cast rod is monitored in real time, whether the rod pushing trolley continues to advance for the length L of the ingot to be sawed next time is determined, and the requirement that ingots with different lengths can be stored in one batch of ingots is realized.

The invention has reasonable design, simple structure, excellent process and high automation degree and is suitable for single-action and double-action extruders. The full automation of ingot storage and transportation of the extruder production line is realized, manual intervention is not needed, the labor and production cost are greatly reduced, the production rhythm is accelerated, and the potential safety hazard caused by manual transportation is reduced.

In order to make the aforementioned and other objects of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

FIG. 1 is a top view of one embodiment of the present invention;

FIG. 2 is a front view of one embodiment of an ingot clamp mechanism;

FIG. 3 is a top view of one embodiment of a push bar cart;

fig. 4 is a flowchart of the control method of the present invention.

In the figure:

description of reference numerals:

1. a feeding mechanism; 2. a push rod trolley; 3. sawing and cutting the cast ingot; 4. sawing a rear roller way; 5. an ingot clamping mechanism; 6. a cast ingot storage table; 7. HMI human-machine interface; 8. a PLC control system; 9. casting a rod; 10. casting ingots; 11. a track; 101. a feeding table; 102. a feeding carrier roller; 103. a feeding variable frequency motor reducer; 104. a feeding inductive switch; 201. a laser range finder; 202. a reflective plate; 203. a clamp; 204. a cylinder; 205. a rotating shaft; 206. a push rod inductive switch; 301. a saw blade feeding mechanism; 302. a saw blade rotating mechanism; 303. a pull rope encoder; 401. a roller bed motor speed reducer is arranged behind the saw; 402. sawing a roller way carrier roller; 501. a manipulator walking variable frequency motor; 502. a walking encoder; 503. a movable paw; 504. a variable frequency motor reducer with a movable paw; 505. a movable paw encoder; 601. and a correlation induction switch.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

In the present invention, the upper, lower, left and right in the drawings are regarded as the upper, lower, left and right of the intelligent storage and transportation control system for the ingot casting of the extrusion production line described in the present specification.

The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.

Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.

Example 1:

the embodiment provides an intelligent ingot storage and transportation control system for an extrusion production line, which comprises a feeding mechanism 1, a push rod trolley 2, an ingot sawing machine 3, a sawing roller way 4, an ingot clamping mechanism 5, an ingot storage table 6 and a PLC (programmable logic controller) control system 8, wherein the push rod trolley 2 is positioned between the feeding mechanism 1 and the ingot sawing machine 3, the sawing roller way 4 is positioned at the rear side of the ingot sawing machine 3, the ingot clamping mechanism 5 comprises a manipulator and a track 11, the track 11 is arranged above the tail end of the sawing roller way 4 and is vertical to the tail end of the sawing roller way 4, the ingot storage table 6 is arranged below the track 11, a push rod induction switch 206 is arranged between the ingot sawing machine 3 and the push rod trolley 2, and an in-place induction switch for ingot 10 is arranged on the sawing roller way 4;

the PLC control system 8 is in electric signal connection with an HMI (human machine interface) 7, and the feeding mechanism 1, the push rod trolley 2, the ingot sawing machine 3, the sawing roller way 4, the ingot clamping mechanism 5, the push rod inductive switch 206, the ingot 10 in-place inductive switch and the ingot storage table 6 are all in electric signal connection with the PLC control system 8.

The push rod inductive switch 206 is used for sending a signal to the PLC control system 8 to determine a base point of the forward distance L of the cast rod 9 driven by the push rod trolley 2 and the length of the remaining cast rod 9 after the cast rod 9 is sawn, so that the PLC control system 8 can determine whether the next sawing can be performed. And the ingot casting 10 arrival position induction switch is used for sending a signal to the PLC control system 8 after the ingot casting 10 is sawn, controlling the sawing roller table 4 to convey the ingot casting 10 to the position below the ingot casting clamping mechanism 5, and finally, placing the ingot casting 10 to the ingot casting storage table 6 by the ingot casting clamping mechanism 5.

Specifically, the application process of the intelligent ingot storage and transportation control system for the extrusion production line provided by the embodiment is as follows:

required ingot casting 10 length L is input through HMI human-machine interface 7, then PLC control system 8 controls feed mechanism 1 to convey cast rod 9, after the conveying is in place, 2 clamping cast rod 9 tails of push rod dolly, under the control of

PLC control system

8, 2 go forward a certain distance of push rod dolly, after push rod inductive switch 206 sends a signal to

PLC control system

8, 2 stop of push rod dolly, then control 2 of push rod dolly go forward ingot casting 10 length L, ingot casting saw cuts by cutter 3, ingot casting 10 that saw cut is carried to ingot casting fixture 5 below by roller table 4 behind the saw, put ingot casting 10 to ingot casting storage platform 6 by ingot casting fixture 5 at last.

The ingot sawing machine 3 retracts to the initial position after finishing primary sawing, and when the PLC control system 8 judges that the length of the residual ingot 9 is greater than L (the front end of the vehicle body is provided with an induction plate, namely the distance between the induction switch 206 and the induction plate meets L) through the push rod induction switch 206, the push rod trolley 2 is controlled to advance by the length L of the ingot 10 again for secondary sawing; the process is repeated until the sawing cannot be carried out, the bar pushing trolley 2 loosens the rest residual materials, the residual materials are conveyed to the position below the ingot casting clamping mechanism 5 through the sawing roller way 4, and the ingot casting 10 is placed to the designated position through the ingot casting clamping mechanism 5.

Example 2:

on the basis of embodiment 1, the embodiment provides an intelligent ingot storage and transportation control system for an extrusion production line, wherein a feeding mechanism 1 comprises a feeding table 101 and a feeding roller way, the feeding roller way is erected at the tail end of the feeding table 101, the feeding table 101 and the feeding roller way are vertically arranged, the feeding roller way can move up and down, rails are arranged on two side frames of the feeding roller way and are arranged above the feeding roller way, and a push rod trolley 2 is connected with the rails in a sliding manner;

and a feeding induction switch 104 is arranged on the feeding roller way, and the feeding induction switch 104 is in electric signal connection with the PLC control system 8.

The cast rod 9 is conveyed by the feeding table 101 and then falls to the feeding roller table (in an initial state, the feeding roller table is lower than the feeding table 101), when the feeding inductive switch 104 senses that the cast rod 9 is present, a signal is sent to the PLC control system 8, the PLC control system 8 controls the feeding roller table to ascend, and then the rod pushing trolley 2 clamps the tail of the cast rod 9 and moves forward along the track. Wherein, the feeding roller way is composed of feeding carrier rollers 102.

Example 3:

on the basis of the embodiment 1 or 2, the embodiment provides an intelligent ingot storage and transportation control system for an extrusion production line, as shown in fig. 3, the rod pushing trolley 2 comprises a clamp 203 and a traveling mechanism, the clamp 203 is connected with a cylinder 204, the traveling mechanism comprises a variable frequency motor reducer, a laser range finder 201 is installed on a rack on one side of the feeding mechanism 1, a reflecting plate 202 is installed on the rod pushing trolley 2, and the reflecting plate 202 is matched with the laser range finder 201;

and the air cylinder 204, the variable frequency motor reducer and the laser range finder 201 are all in electric signal connection with the PLC control system 8.

The laser range finder 201 is used for detecting the current position of the push rod trolley 2 in real time. The push rod trolley 2 runs above the feeding roller way, the clamp 203 controls the cylinder 204 to stretch and retract through the PLC control system 8 to perform clamping and loosening actions, and the running mechanism of the push rod trolley 2 drives the rotating shaft 205 to drive the synchronous belt pulley to convey the push rod trolley 2 to and fro on a rail through the variable frequency motor reducer at one end.

Example 4:

on the basis of

embodiment

1, 2 or 3, the embodiment provides an intelligent storage and transportation control system for an ingot casting of an extrusion production line, wherein the ingot sawing machine 3 comprises a saw blade, a saw blade feeding mechanism 301, a saw blade rotating mechanism 302 and a sawdust collecting mechanism, the saw blade feeding mechanism 301 is a hydraulic cylinder, the saw blade is connected with the telescopic end of the hydraulic cylinder, the saw blade rotating mechanism 302 is a saw blade rotating motor reducer, the output shaft of the saw blade rotating motor reducer is connected with the saw blade, and the sawdust collecting mechanism comprises a sawdust collecting motor reducer;

be equipped with stay cord encoder 303 on the pneumatic cylinder, saw bit rotating electrical machines speed reducer, stay cord encoder 303 and saw dust collection motor speed reducer all with PLC control system 8 signal of telecommunication connection.

The PLC control system 8 comprises a PLC controller, a digital quantity input module, a digital quantity output module and an analog quantity input module. Saw bit rotating electrical machines speed reducer, saw dust collection motor speed reducer are connected with the PLC controller communication, and rope encoder and analog input module signal connection.

The PLC controller controls oil inlet and return of the hydraulic cylinder to push the saw blade to move on the linear guide rail in a telescopic mode in the feeding process of the saw blade, and the pull rope encoder 303 is used for detecting and recording the position of the saw blade in real time. The saw blade rotating mechanism 302 and the sawdust collecting mechanism are both in transmission connection with a saw blade rotating motor reducer and a sawdust collecting motor reducer through transmission mechanisms, and the saw blade rotating motor reducer and the sawdust collecting motor reducer are electrically connected with an external power supply through a PLC controller for controlling the opening and closing of the saw blade rotating motor reducer and the sawdust collecting motor reducer.

Example 5:

on the basis of

embodiment

1 or 2 or 3 or 4, the embodiment provides an intelligent ingot storage and transportation control system for an extrusion production line, the manipulator comprises a base, a manipulator traveling mechanism and a movable claw mechanism are arranged on the base, the manipulator traveling mechanism comprises a manipulator traveling variable frequency motor 501 and a traveling encoder 502, the traveling encoder 502 is arranged on the manipulator traveling variable frequency motor 501, a first gear is connected to a rotating shaft of the manipulator traveling variable frequency motor 501, the first gear is meshed with a rail 11, and the manipulator traveling variable frequency motor 501 and the traveling encoder 502 are both in electrical signal connection with a PLC control system 8.

The walking encoder 502 is used for detecting the horizontal walking displacement of the ingot 10 clamping manipulator in real time. The manipulator is engaged with the track 11 (rack track) through a first gear connected to a rotating shaft of the manipulator walking variable frequency motor 501 to perform horizontal reciprocating motion.

Example 6:

on the basis of

embodiment

1 or 2 or 3 or 4 or 5, the embodiment provides an intelligent ingot storage and transportation control system for an extrusion production line, a correlation inductive switch 601 is fixedly installed on an ingot storage table 6, the correlation inductive switch 601 is in electric signal connection with a PLC control system 8, and the correlation inductive switch 601 is used for detecting whether an ingot 10 is stored on the ingot storage table 6.

When the PLC control system 8 judges that no ingot 10 exists on the ingot storage table 6 through the correlation inductive switch 601, the ingot 10 is controlled to be clamped and descended, and the ingot 10 is loosened to be placed.

Example 7:

on the basis of embodiment 2, this embodiment provides an intelligent storage and transportation control system for ingot casting on an extrusion production line, a feeding roller way lifting cylinder is connected below the feeding roller way, a first ascending position approach switch and a second descending position approach switch are connected to the feeding roller way lifting cylinder, and the feeding roller way lifting cylinder, the first ascending position approach switch and the second descending position approach switch are all in electrical signal connection with a PLC control system 8.

The initial position of the feeding roller way is the lower position, when the feeding inductive switch 104 senses that the cast rod 9 is present, a signal is sent to the PLC control system 8, the PLC control system 8 controls the feeding roller way to ascend, and when the feeding roller way ascends to the ascending position proximity switch I, the feeding roller way stops ascending (the upper position at this moment). After the sawing is finished, after the rod pushing trolley 2 loosens the residual materials, the PLC control system 8 controls the feeding roller way to descend in the process of returning to the initial position along the rail, and when the rod pushing trolley descends to the descending position proximity switch II to send a signal, the feeding roller way stops descending (at the moment, the lower position is adopted).

Example 8:

on the basis of embodiment 5, the embodiment provides an intelligent ingot storage and transportation control system for an extrusion production line, wherein the movable gripper mechanism comprises a movable gripper 503, a rack guide rail, a movable gripper variable frequency motor speed reducer 504 and a movable gripper encoder 505, a second gear is connected to a rotating shaft of the movable gripper variable frequency motor speed reducer 504, the rack guide rail is perpendicular to the track 11, the second gear is meshed with the rack guide rail, and the movable gripper variable frequency motor speed reducer 504 and the movable gripper encoder 505 are in electrical signal connection with a PLC control system 8. As shown in fig. 2.

The movable gripper encoder 505 is used to detect the vertical walking displacement of the movable gripper 503 in real time. The movable paw 503 is engaged with the rack guide rail through the second gear to move vertically, i.e., to ascend or descend.

Example 9:

on the basis of embodiment 1, the embodiment provides an intelligent ingot storage and transportation control system for an extrusion production line, as shown in fig. 1, comprising a feeding table 101, a feeding roller way, a rod pushing trolley 2, an ingot sawing machine 3, a sawing roller way 4, an ingot clamping mechanism 5 and an ingot storage table 6. The PLC control system 8 is electrically connected with an HMI human-machine interface 7. The HMI 7 stores the length of the needed ingot 10, and the HMI 7 and the PLC control system 8 perform data interaction through TCP/IP communication.

The feeding table 101 drives a rotating shaft to drive a chain wheel chain to convey the cast rod 9 on the feeding table 101 through a feeding variable frequency motor speed reducer 103, a feeding roller way is erected at one end of a rectangular frame of the feeding table 101 and is vertically lifted by a feeding roller way lifting oil cylinder which is hung below the mechanism to drive a lifting mechanism, the feeding roller way lifting oil cylinder is connected with a first ascending position approach switch and a second descending position approach switch, and the feeding variable frequency motor speed reducer 103, the feeding roller way oil cylinder, the first ascending position approach switch and the second descending position approach switch are all in electric signal connection with a PLC control system 8.

As shown in fig. 3, the push rod trolley 2 comprises a clamp 203 and a traveling mechanism, the clamp 203 controls an air cylinder 204 to stretch and retract through a PLC control system 8 to perform clamping and loosening actions, the push rod trolley 2 travels on a rail above a feeding roller way, and the traveling mechanism of the push rod trolley 2 drives a rotating shaft 205 through a variable frequency motor reducer at one end to drive a synchronous pulley to convey the push rod trolley 2 to and fro on the rail. The push rod trolley 2 is fixedly provided with a reflecting plate 202 matched with the laser range finder 201 and used for detecting the current position of the push rod trolley 2 in real time. The variable frequency motor reducer and the laser range finder 201 are connected with the PLC control system 8 through electric signals.

The ingot sawing machine 3 comprises a saw blade feeding mechanism 301, a saw blade rotating mechanism 302 and a saw dust collecting mechanism, wherein the saw blade feeding of the saw blade feeding mechanism 301 is realized by controlling oil feeding and returning of a hydraulic cylinder by a PLC (programmable logic controller) to push the saw blade to move on a linear guide rail in a telescopic manner, and the saw feeding mechanism is provided with a pull rope encoder 303 for detecting and recording the position of the saw blade in real time. The saw blade rotating mechanism 302 and the sawdust collecting mechanism are both in transmission connection with a saw blade rotating motor reducer and a sawdust collecting motor reducer through transmission mechanisms, and the saw blade rotating motor reducer and the sawdust collecting motor reducer are electrically connected with an external power supply through a PLC controller for controlling the opening and closing of the saw blade rotating motor reducer and the sawdust collecting motor reducer.

Ingot clamping mechanism 5 erects in the top of saw back roll table 4 and ingot storage platform 6, the on-line screen storage device comprises a base, be equipped with manipulator running gear and activity hand claw mechanism on the base, manipulator running gear includes manipulator walking inverter motor 501 and walking encoder 502, walking encoder 502 is used for the horizontal direction walking displacement of real-time detection ingot 10 centre gripping manipulator, be connected with gear one in manipulator walking inverter motor 501's the pivot, gear one and the meshing of rack and pinion track 11, manipulator walking inverter motor 501 and walking encoder 502 all with 8 signal connection of telecommunication of PLC control system.

The movable paw mechanism is composed of a movable paw 503, a rack guide rail, a movable paw variable frequency motor speed reducer 504 and a movable paw encoder 505, a second gear is connected to a rotating shaft of the variable frequency motor on the movable paw 503 and meshed with the vertical rack guide rail, the movable paw variable frequency motor speed reducer 504 and the movable paw encoder 505 are in electrical signal connection with the PLC control system 8, and the movable paw encoder 505 is used for detecting the walking displacement of the movable paw 503 in the vertical direction in real time.

The cast ingot storage table 6 is fixedly provided with a correlation inductive switch 601 for detecting whether the cast ingot storage table 6 is stored with the cast ingot 10 or not, and the correlation inductive switch 601 of the cast ingot storage table 6 is electrically connected with the PLC control system 8.

The roller way 4 after the saw comprises a plurality of roller way carrier rollers 402 after the saw, and a motor reducer 401 of the roller way after the saw drives a rotating shaft to rotate and drives the roller way to rotate through a synchronous belt.

Example 10:

the embodiment provides an intelligent storage and transportation control method for an ingot casting on an extrusion production line, which comprises the following steps as shown in fig. 4:

step 1) inputting the length L of the ingot 10 required by the batch through the HMI 7, and controlling the feeding mechanism 1 to convey the cast rod 9 by the PLC control system 8;

step 2) after receiving the signal of the feeding induction switch 104, the PLC control system 8 controls the feeding roller to support the cast rod 9 from the lower position to the upper position, then sends the signal to the push rod trolley 2 at the rear position, and the clamp 203 of the push rod trolley 2 clamps the tail of the cast rod 9 to move forward along the rail;

step 3), after the push rod inductive switch 206 sends a signal to the PLC control system 8, the push rod trolley 2 stops, and then the PLC control system 8 controls the push rod trolley 2 to continue to carry the casting rod 9 for a forward distance L;

step 4), the PLC control system 8 controls the ingot sawing machine 3 to advance to saw the cast rod 9 into an ingot 10 with the length of L, after the sawing is finished, the ingot sawing machine 3 retracts to the initial point, and meanwhile, the ingot 10 is conveyed to an ingot grabbing position by the sawing roller table 4;

and step 5), the movable claw 503 of the ingot clamping mechanism 5 waiting at the ingot grabbing position descends under the control of the PLC control system 8 to grab the ingot 10 to ascend, then the movable claw 503 descends after walking above the ingot storage table 6, then the movable claw 503 is released to place the ingot 10 at the ingot storage table 6, and the storage and the transportation of the ingot 10 are finished.

Wherein, PLC control system 8 judges through laser range finder 201 whether push rod dolly 2 is spacing at the back. The induction switch of the back sawing roller way 4 is arranged on the back sawing roller way 4, when the induction switch of the back sawing roller way 4 sends a signal, the back sawing roller way 4 stops conveying, and the ingot casting 10 reaches the ingot grabbing position.

Example 11:

on the basis of the embodiment 10, this embodiment provides an intelligent storage and transportation control method for an ingot in an extrusion production line, in step 4), when the ingot sawing machine 3 retracts to the initial point, the PLC control system 8 determines whether the length of the sawed cast rod 9 is greater than L through the rod pushing inductive switch 206, and when the determination is true, the rod pushing trolley 2 continues to carry the cast rod 9 by the advancing distance L, and the operation is repeated until the PLC control system 8 determines that the length of the sawed cast rod 9 is less than L, and the cycle ends.

It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.

Claims

1. The utility model provides an extrusion production line ingot casting intelligence warehousing and transportation control system which characterized in that: the automatic ingot casting machine comprises a feeding mechanism (1), a push rod trolley (2), an ingot casting sawing machine (3), a sawing rear roller way (4), an ingot casting clamping mechanism (5), an ingot casting storage table (6) and a PLC (programmable logic controller) control system (8), wherein the push rod trolley (2) is positioned between the feeding mechanism (1) and the ingot casting sawing machine (3), the sawing rear roller way (4) is positioned at the rear side of the ingot casting sawing machine (3), the ingot casting clamping mechanism (5) comprises a mechanical arm and a track (11), the track (11) is arranged above the tail end of the sawing rear roller way (4) and is vertical to the tail end of the ingot casting sawing machine, the ingot casting storage table (6) is arranged below the track (11), a push rod induction switch (206) is arranged between the ingot casting sawing machine (3) and the push rod trolley (2), and an ingot casting in-place induction switch is arranged on the;

the automatic ingot casting machine is characterized in that the PLC control system (8) is in electric signal connection with an HMI (human machine interface) 7, and the feeding mechanism (1), the push rod trolley (2), the ingot casting sawing machine (3), the sawing back roller way (4), the ingot casting clamping mechanism (5), the push rod inductive switch (206), the ingot casting (10) in-place inductive switch and the ingot casting storage table (6) are all in electric signal connection with the PLC control system (8).

2. The intelligent ingot storage and transportation control system for the extrusion production line according to claim 1, wherein the intelligent ingot storage and transportation control system comprises: the feeding mechanism (1) comprises a feeding table (101) and a feeding roller way, the feeding roller way is erected at the tail end of the feeding table (101), the feeding table (101) and the feeding roller way are vertically arranged, the feeding roller way can move up and down, rails are arranged on two side frames of the feeding roller way and are arranged above the feeding roller way, and the push rod trolley (2) is in sliding connection with the rails;

and a feeding induction switch (104) is arranged on the feeding roller way, and the feeding induction switch (104) is in electric signal connection with the PLC control system (8).

3. The intelligent ingot storage and transportation control system for the extrusion production line according to claim 1, wherein the intelligent ingot storage and transportation control system comprises: the bar pushing trolley (2) comprises a clamp (203) and a travelling mechanism, the clamp (203) is connected with an air cylinder (204), the travelling mechanism comprises a variable frequency motor reducer, a laser range finder (201) is installed on a rack on one side of the feeding mechanism (1), a reflecting plate (202) is installed on the bar pushing trolley (2), and the reflecting plate (202) is matched with the laser range finder (201);

and the air cylinder (204), the variable frequency motor speed reducer and the laser range finder (201) are all in electric signal connection with the PLC control system (8).

4. The intelligent ingot storage and transportation control system for the extrusion production line according to claim 1, wherein the intelligent ingot storage and transportation control system comprises: the ingot sawing machine (3) comprises a saw blade, a saw blade feeding mechanism (301), a saw blade rotating mechanism (302) and a sawdust collecting mechanism, wherein the saw blade feeding mechanism (301) is a hydraulic cylinder, the saw blade is connected with the telescopic end of the hydraulic cylinder, the saw blade rotating mechanism (302) is a saw blade rotating motor reducer, the output shaft of the saw blade rotating motor reducer is connected with the saw blade, and the sawdust collecting mechanism comprises a sawdust collecting motor reducer;

the saw blade rotating motor is characterized in that a stay cord encoder (303) is arranged on the hydraulic cylinder, and the hydraulic cylinder, the saw blade rotating motor reducer, the stay cord encoder (303) and the saw dust collecting motor reducer are all connected with a PLC (programmable logic controller) control system (8) through electric signals.

5. The intelligent ingot storage and transportation control system for the extrusion production line according to claim 1, wherein the intelligent ingot storage and transportation control system comprises: the manipulator includes the base, be equipped with manipulator running gear and activity hand claw mechanism on the base, manipulator running gear includes manipulator walking inverter motor (501) and walking encoder (502), on manipulator walking inverter motor (501) was located in walking encoder (502), be connected with gear one in the pivot of manipulator walking inverter motor (501), gear one and track (11) meshing, manipulator walking inverter motor (501) and walking encoder (502) all with PLC control system (8) signal of telecommunication connection.

6. The intelligent ingot storage and transportation control system for the extrusion production line according to claim 1, wherein the intelligent ingot storage and transportation control system comprises: the ingot storage table is characterized in that a correlation induction switch (601) is fixedly mounted on the ingot storage table (6), the correlation induction switch (601) is in electric signal connection with a PLC (programmable logic controller) control system (8), and the correlation induction switch (601) is used for detecting whether an ingot (10) is stored on the ingot storage table (6).

7. The intelligent ingot storage and transportation control system for the extrusion production line according to claim 2, wherein: the feeding roller way lifting oil cylinder is connected below the feeding roller way, the feeding roller way lifting oil cylinder is connected with a first ascending position approach switch and a second descending position approach switch, and the feeding roller way lifting oil cylinder, the first ascending position approach switch and the second descending position approach switch are all in electric signal connection with the PLC control system (8).

8. The intelligent ingot storage and transportation control system for the extrusion production line according to claim 5, wherein the intelligent ingot storage and transportation control system comprises: the movable paw mechanism comprises a movable paw (503), a rack guide rail, a movable paw variable frequency motor speed reducer (504) and a movable paw encoder (505), a second gear is connected to a rotating shaft of the movable paw variable frequency motor speed reducer (504), the rack guide rail is perpendicular to the track (11), the second gear is meshed with the rack guide rail, and the movable paw variable frequency motor speed reducer (504) and the movable paw encoder (505) are both connected with a PLC control system (8) through electric signals.

9. An intelligent storage and transportation control method for an extrusion production line cast ingot, which adopts the intelligent storage and transportation control system for the extrusion production line cast ingot as claimed in claim 2, and is characterized by comprising the following steps:

step 1), inputting the length L of the ingot (10) required by the batch through an HMI (human machine interface) (7), and controlling a feeding mechanism (1) to convey a casting rod (9) by a PLC (programmable logic controller) control system (8);

step 2) after receiving a signal of the feeding induction switch (104), the PLC control system (8) controls a feeding roller way to support the casting rod (9) from a lower position to an upper position, then sends the signal to a rear-position push rod trolley (2), and a clamp (203) of the push rod trolley (2) clamps the tail of the casting rod (9) to move forward along a rail;

step 3), after the push rod inductive switch (206) sends a signal to the PLC control system (8), the push rod trolley (2) stops, and then the PLC control system (8) controls the push rod trolley (2) to continue to carry out forward distance L of the cast rod (9);

step 4), the PLC control system (8) controls the ingot sawing machine (3) to move forward to saw the cast rod (9) into an ingot (10) with the length of L, after the sawing is finished, the ingot sawing machine (3) retracts to the initial point, and meanwhile, the ingot (10) is conveyed to an ingot grabbing position by the sawing roller way (4);

and step 5), the movable claw (503) of the ingot clamping mechanism (5) waiting at the ingot grabbing position descends under the control of the PLC control system (8) to grab the ingot (10) to ascend, then the movable claw (503) descends after the movable claw walks to the position above the ingot storage table (6), then the movable claw is loosened to place the ingot (10) at the ingot storage table (6), and the storage and the transportation of the current ingot (10) are finished.

10. The intelligent ingot storage and transportation control method for the extrusion production line according to claim 9, characterized by comprising the following steps: in the step 4), when the ingot sawing machine (3) retracts to the initial point, the PLC control system (8) judges whether the length of the cast rod (9) after sawing is larger than L or not through the push rod inductive switch (206), when the judgment is true, the push rod trolley (2) continues to drive the cast rod (9) to move forward by the distance L, and the operation is repeated until the PLC control system (8) judges that the length of the cast rod (9) after sawing is smaller than L, and the cycle is finished.