CN115122065A - Control system and control method for bearing assembly flexible production line - Google Patents
Control system and control method for bearing assembly flexible production line Download PDFInfo
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- CN115122065A CN115122065A CN202210858784.6A CN202210858784A CN115122065A CN 115122065 A CN115122065 A CN 115122065A CN 202210858784 A CN202210858784 A CN 202210858784A CN 115122065 A CN115122065 A CN 115122065A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/002—Article feeders for assembling machines orientating the articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0407—Storage devices mechanical using stacker cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0492—Storage devices mechanical with cars adapted to travel in storage aisles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/04—Detection means
- B65G2203/042—Sensors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention relates to the technical field of automatic assembly of robots, in particular to a control system and a control method for a bearing assembly flexible production line.
Description
Technical Field
The invention relates to the technical field of automatic robot assembly, in particular to a control system and a control method for a bearing assembly flexible production line.
Background
The bearing is an important part in modern mechanical equipment, generally comprises an outer ring, an inner ring, steel balls and a retainer, in the prior art, for example, a bearing Internet of things intelligent production line process control system disclosed in Chinese patent document CN201520685012.2 comprises user management equipment and a system server, wherein the user management equipment and the system server are composed of a computer and a mobile phone, the system server is used for receiving Internet of things operation data and feeding back the Internet of things operation data to a user management end, the bearing Internet of things intelligent production line process control system is high in automation degree of data information acquisition, processing and management functions and real-time and intelligent process management, and the bearing automatic assembly teaching production line disclosed in Chinese patent document CN202011307013.5 comprises a bead filling module, a fitting module, a walking shaft module, a bead distributing module and a riveting module, and the automatic assembly of a deep groove ball bearing can be realized by applying an automatic production line in the industrial robot assembly process, Bearing riveting, visual inspection, automatic unloading of going up, however, above current bearing assembly production line and control system can only go on according to preset, and when a raw and other materials shortage or production plan appear changing, equipment can only the bring to rest, perhaps relies on artifical on-the-spot operation control, process and the data that can not real time monitoring production, also can not adjust the production plan in a flexible way, from this, still be not enough to satisfy higher practicality demand.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a control system for a bearing assembly flexible production line, so as to solve the problems that the existing bearing assembly production line and control system can only be performed according to the preset settings, when a raw material is in short supply or a production plan is changed, the equipment can only stop running, or the control system depends on manual field operation control, cannot monitor the production process and data in real time, and cannot flexibly adjust the production plan.
Based on the above purpose, the present invention provides a flexible production line control system for bearing assembly, which comprises a raw material three-dimensional warehouse for storing raw materials, a finished product three-dimensional warehouse for storing finished bearing products, a stacker for taking out raw material trays from the raw material three-dimensional warehouse, a ball filling device for filling steel balls, a shaping device for fitting and assembling inner rings and outer rings of bearings and the steel balls, a ball separating device for installing steel balls in the bearings after fitting and an upper retainer, and a riveting machine for riveting the bearings after separating the balls and a lower retainer, and further comprises:
the device comprises a bearing assembly table, a plurality of ball filling devices, a shaping device and a ball separating device, wherein the bearing assembly table is distributed in an array manner, and each bearing assembly table is integrally provided with the ball filling device, the shaping device and the ball separating device;
the intelligent transportation AGV is used for transporting the raw material trays taken out of the raw material three-dimensional warehouse to each bearing assembly platform for assembly;
the bearing assembly line digital twins are constructed based on key characteristics of bearing assembly;
the Internet of things platform is used for collecting data in the bearing assembly process, transmitting the collected real-time data to the bearing assembly line digital twin, displaying, learning and deducing the bearing assembly progress, efficiency and emergency based on the bearing assembly line digital twin, and feeding back the Internet of things platform to adjust production arrangement in real time according to raw material change and order change.
Preferably, the key characteristics comprise bill of material information, order information, process step time, states of all assembling tools, states of all intelligent transport AGVs and finished product warehousing information.
Preferably, the platform of the internet of things adopts an MES system, and the MES system receives and feeds back data through a digital thread.
Preferably, the stacker includes that the top violently is equipped with the frame of spout, and the spout internal rotation is connected with the lead screw, and lead screw one end is connected with and is used for driving lead screw pivoted motor, and the meshing is connected with the nut slider on the lead screw, is connected with the pole setting on the nut slider, connects flexible clamping jaw in the pole setting for support and snatch raw and other materials tray.
Preferably, the three-dimensional storehouse front end of raw and other materials is equipped with vertical pay-off area, has laid a plurality of on the vertical pay-off area and has held in the palm material portion for support the vertical conveying of raw and other materials tray, and vertical pay-off area bottom violently is equipped with the feeding conveyer belt, is used for conveying the feeding on the material portion of holding in the palm towards the bottom, takies fixed height's raw and other materials tray away through the stacker time, and vertical pay-off area starts, drives and holds in the palm material portion rebound, so that the material portion that holds in the palm of bottom feeds in proper order.
Preferably, the feeding conveyor belt is provided with an identification sensor for detecting the raw material tray on the feeding conveyor belt.
Preferably, the raw material conveying belt matched with the telescopic clamping jaw in height is arranged at the side end of the raw material three-dimensional storehouse.
The invention also provides a control method of the bearing assembly flexible production line, which comprises the following steps:
step S1: determining key features of bearing assembly, and constructing a bearing assembly line digital twin based on the key features;
step S2: the method comprises the following steps of carrying out bearing assembly process data acquisition by constructing an Internet of things platform, transmitting acquired real-time data into a bearing assembly line digital twin, and displaying, learning and deducing the bearing assembly progress, efficiency and emergency situation by the bearing assembly line digital twin;
step S3: based on the digital twin learning and deduction of the bearing assembly line, the production arrangement is adjusted by feeding back the Internet of things platform in real time according to the change of raw materials and the change of orders.
Preferably, in step S3, the internet of things platform sends a real-time production instruction, the stacker is started to pick the raw material trays in the designated bin of the raw material three-dimensional warehouse to the raw material conveyor belt, wherein the types of raw materials in the raw material three-dimensional warehouse are divided by the positions of different transverse regions, the raw material allowance is identified by the identification sensor, the identification signal changes, the raw material of the internet of things platform is fed back by one, the identification signal disappears, the warehouse position of the internet of things platform is fed back to be short of materials, the empty intelligent transport AGV is called to pick up the raw material conveyor belt to take the bearing assembly raw material, and the raw material is sent to the loading point of the empty bearing assembly table for assembly operation.
Preferably, the assembled bearing is sent to a riveting press machine by an intelligent transportation AGV for riveting operation, the assembled bearing is visually detected, packaged and placed into a finished product three-dimensional warehouse, the corresponding finished product adding amount of finished product warehousing information of the Internet of things platform is fed back, if a new material taking task exists, the intelligent transportation AGV goes to a raw material conveying belt material taking position, and if no task exists, the intelligent transportation AGV returns to a charging point for charging and waiting.
The invention has the beneficial effects that: the method comprises the steps that a plurality of bearing assembly platforms are arranged and distributed, each bearing assembly platform is integrally provided with a ball filling device, a shaping device and a ball dividing device, a raw material tray taken out of a raw material three-dimensional warehouse is transported to an intelligent transport AGV assembled on each bearing assembly platform, a bearing assembly line digital twin is constructed based on key characteristics of bearing assembly, an Internet of things platform is used for data acquisition in the bearing assembly process and transmits acquired real-time data to the bearing assembly line digital twin, the bearing assembly progress, efficiency and emergency are displayed, learned and deduced based on the bearing assembly line digital twin, the Internet of things platform is fed back in real time to adjust production arrangement according to raw material change and order change, an idle intelligent transport AGV is called to the raw material three-dimensional warehouse, and a stacker is utilized to transport the raw material tray taken out of the raw material three-dimensional warehouse to the idle bearing assembly platform correspondingly, the method comprises the steps that an inner ring and an outer ring are assembled through a calibrator, a ball filling device performs steel ball filling of corresponding types, a ball separating device performs ball separation and places and installs a retainer, an assembled bearing is conveyed to a riveting press through an intelligent transport AGV and is subjected to riveting processing, the assembled bearing is finally placed on a finished product three-dimensional library, production scheduling work of bearing products of different types is performed, resources are intelligently distributed, a foundation is provided for improving production efficiency, a MES system is fed back in real time to adjust production arrangement according to raw material change and order change, a more efficient production scheme is provided, when a new type bearing is to be put on line, simulation can be performed in advance through a digital twin model and data accumulated by the MES system, the condition and development of later actual production are clearly known, and cost accounting and planning of enterprises are facilitated.
Drawings
In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic top view of the bearing mounting table of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the raw material three-dimensional warehouse and the stacker of the present invention;
FIG. 4 is a schematic view of the vertical feed belt, feed conveyor of the present invention;
FIG. 5 is a flow chart of the control system of the present invention;
fig. 6 is a block diagram of the system of the present invention.
Labeled in the figure as:
1. a raw material three-dimensional warehouse; 2. a finished product three-dimensional warehouse; 3. a stacker; 31. a frame; 32. a chute; 33. a nut slider; 34. erecting a rod; 35. a telescopic clamping jaw; 4. a bearing assembly table; 401. a bead filling device; 402. a shaping device; 403. a bead divider; 5. riveting machine; 6. intelligently transporting an AGV; 7. a vertical feed belt; 71. a material supporting part; 8. a feed conveyor; 9. identifying a sensor; 10. raw material conveyer belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to specific embodiments below.
It is to be noted that technical terms or scientific terms used herein should have the ordinary meaning as understood by those having ordinary skill in the art to which the present invention belongs, unless otherwise defined. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
As shown in fig. 1 to fig. 6, a bearing assembly flexible production line control system comprises a raw material three-dimensional warehouse 1 for storing raw materials, a finished product three-dimensional warehouse 2 for storing finished bearing products, a stacker 3 for taking out raw material trays from the raw material three-dimensional warehouse 1, a ball filler 401 for infusing steel balls, a calibrator 402 for fitting and assembling inner rings and outer rings of bearings and the steel balls, a ball separator 403 for installing steel balls in the fitted bearings and an upper retainer, and a riveting press 5 for riveting the bearings and a lower retainer after ball separation, and further comprises bearing assembly stations 4, wherein the bearing assembly stations 4 are distributed in an arrangement manner, each bearing assembly station 4 is integrated with the ball filler 401, the calibrator 402 and the ball separator 403, and an intelligent transportation 6 for transporting the raw material trays taken out from the raw material three-dimensional warehouse 1 to each bearing assembly station 4 for assembly, and a digital twin of the bearing assembly line is constructed based on key characteristics of bearing assembly, the Internet of things platform is used for collecting data in the bearing assembly process, transmitting the collected real-time data to the digital twin of the bearing assembly line, displaying, learning and deducing the bearing assembly progress, efficiency and emergency situation based on the digital twin of the bearing assembly line, and feeding back the Internet of things platform to adjust production arrangement in real time according to raw material change and order change.
The invention is based on the existing bearing automatic assembly teaching production line, which comprises a raw material three-dimensional warehouse 1 for storing raw materials, a finished product three-dimensional warehouse 2 for storing bearing finished products, a stacker 3 for taking out raw material trays from the raw material three-dimensional warehouse 1, a ball filling device 401 for filling steel balls, a calibrator 402 for assembling inner rings and outer rings of bearings and the steel balls in a matching way, a ball distributing device 403 for installing steel balls in bearings after matching and an upper retainer, a riveting machine 5 for riveting bearings after distributing and a lower retainer, and a plurality of bearing assembly stations 4 which are arranged, wherein the ball filling device 401, the calibrator 402 and the ball distributing device 403 are integrated on each bearing assembly station 4, the intelligent transportation 6 for transporting the raw material trays taken out from the raw material three-dimensional warehouse 1 to each bearing assembly station 4 is assembled, and the bearing assembly line is constructed based on the key characteristics of bearing assembly, the method is characterized by comprising the steps of providing a material list, order information, process step time, states of all assembling tools, states of all intelligent transport AGV and finished product warehousing information, and providing an Internet of things platform, wherein the Internet of things platform adopts an MES system, the MES system receives and feeds back data through a digital thread, is used for data acquisition in the bearing assembling process, transmits the acquired real-time data into a bearing assembly line digital twin, displays, learns and deduces the bearing assembling progress, efficiency and emergency based on the bearing assembly line digital twin, feeds back the Internet of things platform to adjust production arrangement in real time according to raw material change and order change, calls an idle intelligent transport 6 to a raw material three-dimensional library 1, transports a raw material tray required by an order taken out from the raw material three-dimensional library 1 to an idle bearing assembly table 4 by using a stacker 3, and assembles an inner ring and an outer ring through a shaper 402, the ball filling device 401 carries out steel ball filling with corresponding types, the ball separating device 403 carries out ball separation and places and installs a retainer, the assembled bearing is conveyed to the riveting machine 5 by the intelligent conveying AGV6 for riveting treatment and is finally placed on the finished product three-dimensional warehouse 2, the production scheduling work of bearing products with different types is carried out, resources are intelligently distributed, a foundation is provided for improving the production efficiency, the MES system is fed back in real time to adjust the production arrangement according to the change of raw materials and the change of orders, a more efficient production scheme is provided, when a new type bearing is to be put on line, the simulation can also be carried out in advance by combining a digital twin model with the accumulated data of the MES system, the condition and the development of the later actual production are clearly known, and the cost accounting and planning of enterprises are facilitated.
In the embodiment of the invention, the stacker 3 comprises a frame 31 with a sliding groove 32 transversely arranged at the top end, a screw rod is rotatably connected in the sliding groove 32, one end of the screw rod is connected with a motor for driving the screw rod to rotate, a nut sliding block 33 is connected to the screw rod in a meshing manner, a vertical rod 34 is connected to the nut sliding block 33, and a telescopic clamping jaw 35 is connected to the vertical rod 34 and used for supporting and grabbing a raw material tray, so that the screw rod is driven to rotate by the motor to drive the nut sliding block 33 to transversely slide along the sliding groove 32, and the telescopic clamping jaw 35 is conveyed to a transversely corresponding region to take materials.
In the embodiment of the invention, the front end of the raw material three-dimensional warehouse 1 is provided with a vertical feeding belt 7 for vertical circulating conveying, the vertical feeding belt 7 is provided with a plurality of material supporting parts 71 for supporting a raw material tray to vertically convey, the bottom end of the vertical feeding belt 7 is transversely provided with a feeding conveyor belt 8 for conveying feeding materials towards the material supporting parts 71 at the bottom end, when the raw material tray with a fixed height is taken away through the stacker 3 above, the vertical feeding belt 7 is started to drive the material supporting parts 71 to move upwards for one grid, so that the material supporting parts 71 at the bottom end are sequentially fed and ascend to the material taking height of the stacker 3 again, and therefore, the stacker 3 does not need to do redundant vertical movement in a normal state, and automatic material supplementing and feeding are completed by the feeding conveyor belt 8.
In the embodiment of the present invention, the feeding conveyor belt 8 is provided with the identification sensor 9, and specifically, the identification sensor 9 may be an existing distance sensor for detecting the raw material tray on the feeding conveyor belt 8, so that when the raw material tray in the feeding conveyor belt 8 shifts and changes, the raw material tray is detected and recorded by the identification sensor 9, and when the raw material tray in the feeding conveyor belt 8 is insufficient, the identification sensor 9 detects that the raw material tray is empty, a prompt is timely sent, so that when a part of the residual materials exist in the vertical feeding belt 7, a prompt is timely sent, and the time for the staff to process the material supplement is provided.
In the embodiment of the invention, the raw material conveying belt 10 matched with the telescopic clamping jaw 35 in height is arranged at the side end of the raw material stereo garage 1, so that the stacker 3 horizontally moves transversely to convey the grabbed raw materials to the raw material conveying belt 10, and an intelligent transportation AGV6 can conveniently take and convey the raw materials.
The invention also provides a control method of the bearing assembly flexible production line, which comprises the following steps:
step S1: determining key features of bearing assembly, and constructing a bearing assembly line digital twin based on the key features;
step S2: the method comprises the steps that an Internet of things platform is built to collect data in the bearing assembly process, the collected real-time data are transmitted to a bearing assembly line digital twin, and the bearing assembly line digital twin displays, learns and deduces the bearing assembly progress, efficiency and emergency;
step S3: based on the bearing assembly line digital twin learning and deduction, the production arrangement is adjusted by feeding back the Internet of things platform in real time according to the raw material change and the order change.
Specifically, the key characteristics comprise bill of material information, order information, process step time, states of all assembling tools, states of all intelligent transport AGV, finished product warehousing information and the like, the Internet of things platform adopts an MES system, the MES system receives and feeds back data through digital threads, the bearing assembling progress, efficiency and emergency are displayed, learned and deduced based on a bearing assembling line digital twin, and the Internet of things platform is fed back in real time to adjust production arrangement according to raw material changes and order changes.
In the embodiment of the invention, in step S3, the platform of the internet of things sends out a real-time production instruction, the stacker 3 is started to pick the raw material trays in the designated bin position of the raw material three-dimensional library 1 to the raw material conveyer belt 10, wherein the types of the raw materials in the raw material three-dimensional library 1 are divided by different horizontal region positions, the raw material allowance is identified by the identification sensor 9, the identification signal changes, the raw material of the platform of the internet of things is fed back to be reduced by one, the identification signal disappears, the stock position of the platform of the internet of things is fed back to be short of the material, an idle intelligent transport AGV6 is called to the raw material conveyer belt 10 to pick up the bearing assembly raw material, and the bearing assembly raw material is sent to the material loading point of the idle bearing assembly table 4 for assembly operation.
Specifically, the bearing is conveyed to a feeding point of the bearing assembly table 4, a manipulator on the bearing assembly table 4 takes the material, the part is conveyed to a calibrator 402 for assembly, the assembled part is taken to a bead filler 401 for filling the bead into the bearing, the assembled part is conveyed to a bead separator 403 for separating the bead, and the retainer is installed to complete the assembly on the bearing assembly table 4.
In the embodiment of the invention, the assembled bearing is sent to a riveting machine 5 by an intelligent transportation AGV6 for riveting operation, is subjected to visual detection, is packaged and is placed into a finished product three-dimensional library 2, the corresponding finished product of the finished product warehousing information of the Internet of things platform is fed back, one is added to the finished product, if a new material taking task exists, the intelligent transportation AGV6 goes to a material taking position of a raw material conveying belt 10, and if no task exists, the intelligent transportation AGV6 returns to a charging point for charging and waiting.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to those examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The utility model provides a flexible production line control system of bearing assembly, including the three-dimensional storehouse of raw and other materials that is used for storing the raw and other materials, the three-dimensional storehouse of finished product that is used for depositing the bearing finished product, a stacker that is used for taking out raw and other materials tray in the three-dimensional storehouse of raw and other materials, a irritate pearl ware that is used for the steel ball to infuse, a calibrator that is used for bearing inner race, outer lane and steel ball fit assembly, a branch pearl ware that is used for the installation of the interior steel ball of fit back bearing etc. and upper retainer, a riveting press that is used for dividing behind the pearl bearing and lower retainer riveting, a serial communication port, still include:
the device comprises a plurality of bearing assembly platforms, a plurality of ball filling devices, a plurality of shaping devices and a plurality of ball distributing devices, wherein the ball filling devices, the shaping devices and the ball distributing devices are arranged on each bearing assembly platform in an integrated mode;
the intelligent transportation AGV is used for transporting the raw material trays taken out of the raw material three-dimensional warehouse to each bearing assembly platform for assembly;
a bearing assembly line digital twin which is constructed based on key characteristics of bearing assembly;
the Internet of things platform is used for collecting data in the bearing assembly process, transmitting the collected real-time data into the bearing assembly line digital twin, displaying, learning and deducing the bearing assembly progress, efficiency and emergency based on the bearing assembly line digital twin, and feeding back the Internet of things platform to adjust production arrangement in real time according to raw material change and order change.
2. The system of claim 1, wherein the key features include bill of material information, order information, process step time, status of each assembly fixture, status of each intelligent transport AGV, and finished product warehousing information.
3. The system for controlling the bearing assembling flexible production line of claim 1, wherein the platform of the internet of things adopts an MES system, and the MES system receives and feeds back data through a digital thread.
4. The bearing assembly flexible production line control system according to claim 1, wherein the stacker comprises a frame with a sliding groove at the top end, a lead screw is connected in the sliding groove in a rotating manner, one end of the lead screw is connected with a motor for driving the lead screw to rotate, a nut sliding block is connected to the lead screw in a meshing manner, a vertical rod is connected to the nut sliding block, and a telescopic clamping jaw is connected to the vertical rod and used for supporting and grabbing a raw material tray.
5. The system for controlling the flexible production line for bearing assembly according to claim 1, wherein a vertical feeding belt is arranged at the front end of the three-dimensional raw material warehouse, a plurality of material supporting parts are arranged on the vertical feeding belt and used for supporting raw material trays to be vertically conveyed, a feeding conveying belt is transversely arranged at the bottom end of the vertical feeding belt and used for conveying feeding materials to the material supporting parts at the bottom end, and when the raw material trays with fixed heights are taken away through the stacking machine, the vertical feeding belt is started to drive the material supporting parts to move upwards so that the material supporting parts at the bottom end can feed materials in sequence.
6. A bearing assembly flexible line control system as claimed in claim 5 wherein said infeed conveyor has an identification sensor for detecting a stock material tray on said infeed conveyor.
7. The system for controlling the bearing assembly flexible production line according to claim 4, wherein a raw material conveying belt matched with the telescopic clamping jaws in height is arranged at the side end of the raw material three-dimensional warehouse.
8. A control method of a bearing assembly flexible production line control system according to any one of claims 1 to 7, characterized by comprising the steps of:
step S1: determining key features of bearing assembly, and constructing a bearing assembly line digital twin based on the key features;
step S2: the method comprises the steps that data collection is carried out in the bearing assembly process by constructing an Internet of things platform, collected real-time data are transmitted to a digital twin of a bearing assembly line, and the digital twin of the bearing assembly line displays, learns and deduces the bearing assembly progress, efficiency and emergency;
step S3: and feeding back an Internet of things platform to adjust production arrangement in real time according to raw material change and order change based on digital twin learning and deduction of the bearing assembly line.
9. The method as claimed in claim 8, wherein in step S3, the platform of the internet of things sends out a real-time production instruction, the stacker is started to pick up the raw material trays in the specified bin position of the raw material three-dimensional warehouse to the raw material conveyor belt, wherein the types of raw materials in the raw material three-dimensional warehouse are divided by different horizontal area positions, the raw material allowance is identified by the identification sensor, the identification signal changes, the raw material subtraction is fed back to the platform of the internet of things, the identification signal disappears, the shortage of the corresponding bin position of the platform of the internet of things is fed back, an idle intelligent transport AGV is called to the raw material conveyor belt to pick up the raw material for bearing assembly, and the raw material is sent to a material loading point of the idle bearing assembly table for assembly operation.
10. The method for controlling the bearing assembling flexible production line according to claim 9, characterized in that the assembled bearing is sent to a riveting press machine by an intelligent transport AGV for riveting operation, and is visually detected, packed and placed into a finished product three-dimensional library, the corresponding finished product of the finished product warehousing information of the Internet of things platform is fed back, one is added, if a new material taking task exists, the intelligent transport AGV goes to a material taking position of a raw material conveying belt, and if no task exists, the intelligent transport AGV returns to a charging point for charging and waiting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210858784.6A CN115122065A (en) | 2022-07-20 | 2022-07-20 | Control system and control method for bearing assembly flexible production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210858784.6A CN115122065A (en) | 2022-07-20 | 2022-07-20 | Control system and control method for bearing assembly flexible production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115122065A true CN115122065A (en) | 2022-09-30 |
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| CN202210858784.6A Pending CN115122065A (en) | 2022-07-20 | 2022-07-20 | Control system and control method for bearing assembly flexible production line |
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Cited By (1)
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| CN116119284A (en) * | 2022-12-16 | 2023-05-16 | 工业富联(杭州)数据科技有限公司 | Material assembling method, device, equipment and medium based on artificial intelligence |
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