CN116533044A - Quick-change zero pallet flexible production line and production method for processing various parts - Google Patents
Quick-change zero pallet flexible production line and production method for processing various parts Download PDFInfo
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- CN116533044A CN116533044A CN202310820649.7A CN202310820649A CN116533044A CN 116533044 A CN116533044 A CN 116533044A CN 202310820649 A CN202310820649 A CN 202310820649A CN 116533044 A CN116533044 A CN 116533044A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 64
- 238000012545 processing Methods 0.000 title claims abstract description 46
- 239000000463 material Substances 0.000 claims abstract description 272
- 238000003860 storage Methods 0.000 claims abstract description 76
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- 238000003754 machining Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 8
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/14—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines
- B23Q7/1426—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices
- B23Q7/1447—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines with work holders not rigidly fixed to the transport devices using endless conveyors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a quick-change zero pallet flexible production line for processing various parts and a production method thereof, relating to the field of industrial automatic processing and manufacturing, and comprising the following steps: a conveying line provided with a plurality of processing centers along the length direction; the accompanying cache table is movably arranged on the conveying line, a robot gripper is arranged on the accompanying cache table, and at least two cache stations are arranged on the accompanying cache table; the material loading and unloading station is arranged at one end of the conveying line; the material storage warehouse is arranged at the side surface position close to one end of the conveying line; the robot gripper can grasp the material tray and convey materials among the buffer station, the material loading and unloading station, the material storage warehouse and the processing center; the control unit is connected with the accompanying cache table and the robot gripper; the flexible production line realizes sequential processing of parts, reduces the production preparation time occupied by the machine tool in the production process, improves the utilization rate of the machine tool and ensures the consistency of the quality of the parts.
Description
Technical Field
The invention belongs to the field of industrial automatic processing and manufacturing, and particularly relates to a quick-change zero pallet flexible production line and a production method for processing various parts.
Background
At present, aerospace parts have different relevant sizes, complex shapes, various types and various materials; the part blank patterns are various, including panel, foundry goods, forging etc., and the part kind is various, and the specification changes greatly, and is less in batches, and whole requirement machining efficiency is high, dimensional stability is good, and part shape and structure are complicated, lead to the dress card to be different, and direct dress card is easy because human error operation produces the waste product on equipment, needs artifical clamping alignment, dress card cycle length, causes the time waste that equipment shut down arouses, so need design a flexible production line that is fit for processing multiple varieties part.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art, and provides a quick-change zero pallet flexible production line for processing various parts and a production method thereof.
In order to achieve the above object, the present invention provides a quick-change zero pallet flexible production line for processing various parts, comprising:
a conveying line provided with a plurality of processing centers along the length direction;
the following buffer table is movably arranged on the conveying line, a robot gripper is arranged on the following buffer table, and at least two buffer stations are arranged on the following buffer table;
the material loading and unloading station is arranged at one end of the conveying line;
the material storage warehouse is arranged at a side surface position close to one end of the conveying line;
the robot gripper can grasp the material tray to carry materials among the caching station, the material loading and unloading station, the material storage warehouse and the processing center;
and the control unit is connected with the following cache table and the robot gripper.
Optionally, the material loading and unloading station with be provided with the location mother board on the machining center respectively, be provided with the location child end on the material tray, still be provided with airtight detection mouth and buffering bumper shock absorber on the location mother board.
Optionally, the material handling station comprises:
the top surface of the supporting frame is provided with a linear guide rail;
the movable platform is in sliding connection with the linear guide rail through a sliding block and is detachably connected with the material tray;
the servo motor is arranged on the moving platform and drives the moving platform to move in a mode of connecting a gear to mesh with a rack;
one end of the supporting frame is a manual feeding area, and the other end of the supporting frame is a robot grabbing area.
Optionally, the manual feeding area is provided with an RFID read-write head for reading information of the material tray.
Optionally, a plurality of mounting holes are uniformly distributed on the material tray and are provided with protection thread plugs, and positioning coordinates are arranged on the periphery of the material tray.
Optionally, the material storage warehouse includes a plurality of storage stations, be provided with on the storage station and take the taper pin location, the below of storage station is provided with the drip recovery dish.
Optionally, a water guiding groove is arranged on the side face of the conveying line, and a water dripping recovery port corresponding to the position of the water guiding groove is arranged on the accompanying cache table.
Optionally, a safety fence is provided on the periphery of the conveying line, and extends to the middle of the supporting frame.
Optionally, the machining center is uniformly distributed on two sides of the conveying line, and the robot grippers are seven-axis robots.
The invention also provides a flexible production method of the quick-change zero pallet for processing various parts, which comprises the following steps:
when the control unit is switched to material warehouse-in circulation, an operator places a material tray with blanks at a material loading and unloading station, a robot gripper grabs the material tray with blanks from the material loading and unloading station to a material storage warehouse, and the robot gripper returns to the material loading and unloading station to perform the next circulation action;
when the control unit is switched to a machine tool material changing cycle, the accompanying buffer table moves to a material storage warehouse, the robot gripper grabs a material tray with a blank to a first buffer station, the accompanying buffer table moves to a machining center, the robot gripper grabs a material tray with a finished product to a second buffer station, the robot gripper grabs the material tray with the blank to the machining center, the machining center processes the blank, the accompanying buffer table moves back to the material storage warehouse, the robot gripper grabs the material tray with a finished product to the material storage warehouse, and the robot gripper performs the next cycle action;
when the control unit is switched to material delivery circulation, the robot gripper grabs the material tray with the finished product from the material storage warehouse to the material loading and unloading station, and the operator takes down the material tray with the finished product from the material loading and unloading station, so that the robot gripper performs the next circulation action.
The invention provides a quick-change zero pallet flexible production line for processing various parts and a production method thereof, and the quick-change zero pallet flexible production line has the beneficial effects that:
1. according to the flexible production line, the robot grippers are driven to move on the conveying line through the accompanying cache table to operate the upper and lower material trays, so that manual front operation and maintenance of a machine tool can be realized, feeding and discharging of the sides of the robot grippers can be realized, the robot grippers are not interfered with each other, the line stopping maintenance time is reduced, and the production efficiency is improved;
2. in the material loading and unloading station, the flexible production line drives the moving platform through the servo motor, the linear guide rail guides the moving platform, so that the moving platform can move rapidly and stably, the transfer of the material tray can be realized accurately and reliably, the information of the material tray can be read through the RFID read-write head, and the production information can be updated in real time;
3. the flexible production line adopts a zero point positioning system to realize the positioning of the material tray, and is also provided with an airtight detection port and a buffer shock absorber, so that the positioning is more convenient and accurate, safe and reliable, and has good universality;
4. the flexible production line comprises a material loading and unloading station and a material storage warehouse, wherein the step of installing and fixing materials to a tray is converted to the outside of a machine tool for carrying out, the material storage warehouse separates a material storage place from a processing place, so that unified management of the materials is facilitated, the waiting time of machine tool shutdown at the time of material changing can be shortened, uninterrupted cyclic processing of each machine tool in the production line is realized, and the processing efficiency is improved;
5. the material tray of this flexible production line has seted up a plurality of mounting holes on, and the mounting hole equidistance is arranged to set up location coordinate in the periphery of material tray, can be convenient, accurate fix the material on the assigned position of material tray, effectively prevent the maloperation of reloading, improve the commonality and the convenience of tray.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular descriptions of exemplary embodiments of the invention as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the invention.
Fig. 1 shows a schematic structural view of a quick-change zero pallet flexible production line for processing multiple varieties of parts according to an embodiment of the present invention.
Fig. 2 shows a schematic structural diagram of a positioning motherboard according to an embodiment of the present invention.
Fig. 3 shows a schematic diagram of a material handling station according to an embodiment of the invention.
Fig. 4 shows a top view of fig. 3.
Fig. 5 shows a schematic structural view of a material tray according to an embodiment of the present invention.
Fig. 6 shows a schematic structural view of a material storage warehouse according to an embodiment of the present invention.
Fig. 7 shows a schematic diagram of the structure of a pallet according to an embodiment of the invention.
Fig. 8 shows a schematic diagram of a movement track of a material pallet when a quick-change zero pallet flexible production line for processing multiple kinds of parts is in a material warehouse-in cycle according to an embodiment of the invention.
Fig. 9 is a diagram showing a sequence of positions of a robotic gripper gripping a material pallet when a quick change zero pallet flexible production line for processing multiple varieties of parts is in a machine tool change cycle according to one embodiment of the invention.
Fig. 10 shows a second sequence of positions of a robotic gripper gripping a material pallet when a quick change zero pallet flexible production line for processing multiple varieties of parts is in a machine tool change cycle in accordance with one embodiment of the present invention.
Fig. 11 shows a schematic diagram of a movement track of a material pallet when a quick-change zero pallet flexible production line for processing multiple kinds of parts is in a material delivery cycle according to an embodiment of the invention.
Reference numerals illustrate:
1. a conveying line; 2. a machining center; 3. a pallet; 4. robot grippers; 5. a material loading and unloading station; 6. a material storage warehouse; 7. a material tray; 8. positioning a motherboard; 9. an airtight detection port; 10. a buffer damper; 11. a support frame; 12. a linear guide rail; 13. a mobile platform; 14. a servo motor; 15. an RFID read/write head; 16. a mounting hole; 17. positioning coordinates; 18. a storage station; 19. a drip recovery tray; 20. a water guide groove; 21. a drip recovery port; 22. and (5) a safety fence.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the preferred embodiments of the present invention are described below, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The invention provides a quick-change zero pallet flexible production line for processing various parts, which comprises the following steps:
a conveying line provided with a plurality of processing centers along the length direction;
the accompanying cache table is movably arranged on the conveying line, a robot gripper is arranged on the accompanying cache table, and at least two cache stations are arranged on the accompanying cache table;
the material loading and unloading station is arranged at one end of the conveying line;
the material storage warehouse is arranged at the side surface position close to one end of the conveying line;
the robot gripper can grasp the material tray and convey materials among the buffer station, the material loading and unloading station, the material storage warehouse and the processing center;
and the control unit is connected with the accompanying cache table and the robot gripper.
Specifically, in the flexible production line, a processing center and a material loading and unloading station are respectively arranged at the side part and the end part of a conveying line, and a material storage warehouse is also arranged at the side part of the conveying line close to the material loading and unloading station; when the flexible production line works, firstly, the following buffer table stays between the material loading and unloading station and the material storage warehouse, and after a material pallet enters the flexible production line through the material loading and unloading station, a robot gripper transfers the material pallet into the material storage warehouse, so that loading preparation is realized; after the feeding is completed, the accompanying buffer table moves between the material storage warehouse and a machining center for machining work, a material tray with blanks is transferred to a buffer station through a robot gripper, the accompanying buffer table moves to a designated machining center position, the material tray with finished products is transferred to a spare buffer station through the robot gripper, then the material tray with the blanks is transferred to the machining center, and when the machining center performs machining, the accompanying buffer table returns to the material storage warehouse, and the material tray with the finished products is transferred to the material storage warehouse through the robot gripper, so that the machine tool material changing step is realized; when the material pallet with the finished product is fully filled in the material storage warehouse, the accompanying buffer table is still reserved between the material loading and unloading station and the material storage warehouse, and the robot gripper transfers the material pallet with the finished product to the material loading and unloading station and finally the material is fed through manual work. Like this, this flexible production line can set up a plurality of machining centers, only needs to dispose a transfer chain, just can save a plurality of unloading workman, reduces intensity of labour to when machining center adds the blank, accompanying buffer table and robot tongs can shift blank and the material tray of finished product, reduce the time that the lathe shut down was waited, improve production efficiency.
Optionally, the material loading and unloading station and the processing center are respectively provided with a positioning motherboard, the material tray is provided with a positioning child end, and the positioning motherboard is also provided with an airtight detection port and a buffer damper.
Specifically, when the material pallet is placed at the material loading and unloading station and the processing center, the material pallet is positioned through the zero point positioning system, the positioning mother board is arranged at the material loading and unloading station and the processing center, and the positioning child end is arranged on the material pallet, so that the position of the material placed at the processing center is accurate, and the processing precision is ensured; in addition, one end of the positioning mother board is further provided with an airtight detection port buffer shock absorber, when the material tray is placed in the machining center, the airtight detection port monitors that no gas passes through, after the material tray is connected with the machining center and sealed in place, the machining center processes blanks on the material tray, in the placing process of the material tray, the buffer shock absorber can prevent the material tray from moving too large in amplitude and collision between the positioning child end and the positioning mother board, and damage to the positioning mechanism is caused.
Optionally, the material handling station comprises:
the top surface of the supporting frame is provided with a linear guide rail;
the movable platform is in sliding connection with the linear guide rail through a sliding block and is detachably connected with the material tray;
the servo motor is arranged on the moving platform and drives the moving platform to move in a mode of connecting a gear to mesh with the rack;
one end of the supporting frame is a manual feeding area, and the other end of the supporting frame is a robot grabbing area.
Specifically, the material loading and unloading station is through artifical material loading with the material tray send into artifical material loading district, then servo motor drives moving platform and removes, has still been equipped with linear guide and has ensured moving platform's direction of movement, shifts the material tray to the robot and snatchs the district, and workman and the robot tongs that move do not have the region of contact like this, ensure production safety.
Optionally, the manual feeding area is provided with an RFID read-write head for reading information of the material tray.
Specifically, when the material tray is placed in the manual feeding area, the RFID read-write head can read information of the material tray, obtain blank types and machining center positions on the material tray, enable the material tray of the same type to be transferred to the material storage warehouse together, and therefore when the material tray is transferred from the material storage warehouse to the machining center, the moving distance of the accompanying cache table is reduced.
Optionally, a plurality of mounting holes are uniformly distributed on the material tray and are provided with protection thread plugs, and positioning coordinates are arranged on the periphery of the material tray.
Specifically, a plurality of mounting holes have been seted up on this flexible production line's the material tray, and the mounting hole equidistance is arranged to set up location coordinate in the periphery of material tray, can be convenient, accurate fix the material on the assigned position of material tray, effectively prevent the maloperation of reloading, improve the commonality and the convenience of tray.
Optionally, the material storage warehouse comprises a plurality of storage stations, the storage stations are provided with positioning with taper pins, and a drip recovery disc is arranged below the storage stations.
Optionally, a water guiding groove is arranged on the side face of the conveying line, and a water dripping recovery port corresponding to the position of the water guiding groove is arranged on the accompanying cache table.
Specifically, when a machining center processes a blank, a machining part and a cutter are required to be cooled by spraying cooling liquid, and when a robot gripper places a material tray on a following cache table after machining is completed, the cooling liquid remained on the following cache table can be collected into a water guide groove through a dripping recovery port; when the material tray is placed in the material storage warehouse, the drip recovery tray is also arranged to recover the cooling liquid, so that the pollution to the surrounding environment is prevented, and the energy is saved and the environment is protected.
Optionally, the periphery of the conveyor line is provided with a safety fence extending to the middle of the support frame.
Specifically, be equipped with the security fence in transfer chain and machining center's periphery, avoid other people mistake to go into in the production line, cause the incident, the security fence extends to braced frame and goes out, can snatch the district with artifical material loading district and robot like this and distinguish, ensures workman production safety, does not influence production line operating efficiency.
Optionally, the machining center is uniformly distributed on two sides of the conveying line, and the robot gripper is a seven-axis robot.
Specifically, the number of the processing centers is set according to the production requirement, the processing centers are arranged at the positions where the conveying lines are arranged and also arranged according to the areas of the production areas, the feeding openings of the processing centers face the conveying lines, and when feeding is performed to the processing centers through the robot grippers, the maintenance and the maintenance of other processing centers are not affected; the robot gripper adopts seven robots, snatchs the flexibility higher, improves and snatchs efficiency, guarantees the placement accuracy of material tray.
The invention also provides a flexible production method of the quick-change zero pallet for processing various parts, which comprises the following steps:
when the control unit is switched to material warehouse-in circulation, an operator places a material tray with blanks at a material loading and unloading station, a robot gripper grabs the material tray with blanks from the material loading and unloading station to a material storage warehouse, and the robot gripper returns to the material loading and unloading station to perform the next circulation action;
when the control unit is switched to a machine tool material changing cycle, the accompanying buffer table moves to a material storage warehouse, the robot gripper grabs a material tray with a blank to a first buffer station, the accompanying buffer table moves to a machining center, the robot gripper grabs a material tray with a finished product to a second buffer station, the robot gripper grabs the material tray with the blank to the machining center, the machining center processes the blank, the accompanying buffer table moves back to the material storage warehouse, the robot gripper grabs the material tray with a finished product to the material storage warehouse, and the robot gripper performs the next cycle action;
when the control unit is switched to material delivery circulation, the robot gripper grabs the material tray with the finished product from the material storage warehouse to the material loading and unloading station, and the operator takes down the material tray with the finished product from the material loading and unloading station, so that the robot gripper performs the next circulation action.
Specifically, the flexible production line is operated in the process that feeding is carried out in a manual feeding area, the RFID read-write head reads information of a material tray of a blank and sends the information to the control unit, and the control unit controls the accompanying cache table and the robot gripper according to the information of the blank; the control unit firstly enters a material warehouse-in cycle, a following buffer table in the cycle does not move and does not need to place materials to a buffer station, and the control unit only needs to stay at a proper position between a material loading and unloading station and a material storage warehouse, after a material tray of a manual feeding area moves to a robot grabbing area, the material is grabbed and placed in the material storage warehouse through a robot gripper, and warehouse-in work is performed according to the number of similar blanks and the residual number of storage stations; the control unit is switched into a machine tool material changing cycle, the accompanying buffer table in the cycle needs to move between the machining center and the material storage warehouse, the accompanying buffer table grabs a material tray of a blank and is placed on a buffer station when the material storage warehouse is used, then the control unit moves to a designated machining center according to read information, grabs a material tray of a finished product from the machining center to an empty buffer station, then the material tray of the blank is placed in the machining center, and when the machining center operates, the accompanying buffer table returns to the material storage warehouse and places the material tray of the finished product on the storage station, and machining and material transferring are performed simultaneously, so that the working efficiency is improved; and finally, switching the control unit into a material delivery circulation, wherein the following buffer table in the circulation does not move and does not need to place materials to a buffer station, transferring a material tray of a finished product in a material storage warehouse to a robot grabbing area, and driving a moving platform to return to a manual feeding area by a servo motor, so that the material is taken after the next procedure is carried out through manual discharging.
Examples
As shown in fig. 1 to 11, the present invention provides a quick-change zero pallet flexible production line for processing various parts, comprising:
a conveyor line 1 provided with a plurality of machining centers 2 along the length direction;
the accompanying cache table 3 is movably arranged on the conveying line 1, a robot gripper 4 is arranged on the accompanying cache table 3, and at least two cache stations are arranged on the accompanying cache table 3;
a material loading and unloading station 5 arranged at one end of the conveying line 1;
a material storage warehouse 6 disposed at a side position near one end of the conveyor line 1;
a material pallet 7, the robotic grippers 4 being capable of gripping the material pallet 7 for handling material between the caching station, the material loading and unloading station 5, the material storage warehouse 6 and the machining center 2;
and the control unit is connected with the accompanying cache table 3 and the robot gripper 4.
In this embodiment, the material loading and unloading station 5 and the machining center 2 are respectively provided with a positioning motherboard 8, the material tray 7 is provided with a positioning child end, and the positioning motherboard 8 is also provided with an airtight detection port 9 and a buffer shock absorber 10.
In this embodiment, the material handling station 5 comprises:
a support frame 11, the top surface of which is provided with a linear guide rail 12;
the movable platform 13 is in sliding connection with the linear guide rail 12 through a sliding block, and the movable platform 13 is detachably connected with the material tray 7;
the servo motor 14 is arranged on the moving platform 13, and the servo motor 14 drives the moving platform 13 to move in a way of connecting a gear to mesh a rack;
one end of the supporting frame 11 is a manual feeding area, and the other end of the supporting frame 11 is a robot grabbing area.
In this embodiment, the manual feeding area is provided with an RFID read/write head 15 for reading information of the material tray 7.
In this embodiment, a plurality of mounting holes 16 are uniformly distributed on the material tray 7 and a protection screw plug is mounted, and positioning coordinates 17 are arranged on the periphery of the material tray 7.
In this embodiment, the material storage warehouse 6 comprises a plurality of storage stations 18 on which are arranged locations with taper pins, and a drip recovery tray 19 is arranged below the storage stations 18.
In the present embodiment, a water guide groove 20 is provided on the side surface of the conveyor line 1, and a drip recovery port 21 corresponding to the position of the water guide groove 20 is provided on the pallet 3.
In this embodiment, the outer circumference of the conveyor line 1 is provided with a safety fence 22, the safety fence 22 extending to the middle of the support frame 11.
In this embodiment, the machining center 2 is uniformly distributed on both sides of the conveying line 1, and the robot grippers 4 are seven-axis robots.
The invention also provides a flexible production method of the quick-change zero pallet for processing various parts, which comprises the following steps:
when the control unit is switched to material warehouse-in circulation, an operator places a material tray 7 with blanks at a material loading and unloading station 5, a robot gripper 4 grabs the material tray 7 with the blanks from the material loading and unloading station 5 to a material storage warehouse 6, and the robot gripper 4 returns to the material loading and unloading station 5 to perform the next circulation action;
when the control unit is switched to a machine tool material changing cycle, the accompanying buffer table 3 moves to the material storage warehouse 6, the robot gripper 3 grabs the material tray 7 with the blank to a first buffer station, the accompanying buffer table 3 moves to the machining center 2, the robot gripper 4 grabs the material tray 7 with the finished product to a second buffer station, the robot gripper 4 grabs the material tray 7 with the blank to the machining center 2, the machining center 2 processes the blank, the accompanying buffer table 3 moves back to the material storage warehouse 6, the robot gripper 4 grabs the material tray 7 with the finished product to the material storage warehouse 6, and the robot gripper 4 performs the next cycle action;
when the control unit is switched to a material delivery cycle, the robot gripper 4 grips the material tray 7 with the finished product from the material storage bin 6 to the material loading and unloading station 5, the operator takes the material tray 7 with the finished product from the material loading and unloading station 5, and the robot gripper performs the next cycle action.
In summary, in the operation process of the flexible production line for processing the quick-change zero trays of various parts, the control unit moves the accompanying buffer table 3 to the end part of the conveying line 1, after the material loading and unloading station 5 is provided with manual feeding, the RFID read-write head 15 reads information and sends the information to the control unit, the material tray 7 with blanks is transferred to a robot grabbing area through the servo motor 14, and then the robot gripper 4 transfers the material tray 7 to the storage station 18; after the warehouse entry is completed, the pallet 3 is moved to the material storage warehouse 6, the robot gripper 4 grabs the material pallet 7 from the storage station 18 to the buffer station, the control unit sends the position of the processing center 2 to the pallet 3 according to the read information, the pallet takes the material pallet 7 to reach the processing center 2, when the finished material pallet 7 exists in the processing center 2, the finished material pallet 7 is firstly taken out and placed on the empty buffer station, then the blank material pallet 7 is placed in the processing center 2, when the processing center processes the blank, the pallet 3 returns to the material storage warehouse 6, the finished material pallet 7 is placed in the storage station 18, and the material pallet 7 of the next blank is continuously grabbed; after the machine tool material changing circulation is completed, the following buffer table 3 moves to the end part of the conveying line 1 again, the robot gripper 4 transfers the material tray 7 of the finished product in the material storage warehouse 6 back to the material loading and unloading station 5, and finally, the material is manually discharged. The whole operation process effectively reduces the downtime waiting time of the machine tool, reduces the labor intensity and improves the production efficiency.
The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (10)
1. Quick-change zero pallet flexible production line for processing various parts, which is characterized by comprising:
a conveying line provided with a plurality of processing centers along the length direction;
the following buffer table is movably arranged on the conveying line, a robot gripper is arranged on the following buffer table, and at least two buffer stations are arranged on the following buffer table;
the material loading and unloading station is arranged at one end of the conveying line;
the material storage warehouse is arranged at a side surface position close to one end of the conveying line;
the robot gripper can grasp the material tray to carry materials among the caching station, the material loading and unloading station, the material storage warehouse and the processing center;
and the control unit is connected with the following cache table and the robot gripper.
2. The flexible production line for quick-change zero trays for processing multiple varieties of parts according to claim 1, wherein positioning mother boards are respectively arranged on the material loading and unloading station and the processing center, positioning child ends are arranged on the material trays, and an airtight detection port and a buffer shock absorber are further arranged on the positioning mother boards.
3. The quick change zero pallet flexible line for processing multiple varieties of parts according to claim 1, wherein said material handling station comprises:
the top surface of the supporting frame is provided with a linear guide rail;
the movable platform is in sliding connection with the linear guide rail through a sliding block and is detachably connected with the material tray;
the servo motor is arranged on the moving platform and drives the moving platform to move in a mode of connecting a gear to mesh with a rack;
one end of the supporting frame is a manual feeding area, and the other end of the supporting frame is a robot grabbing area.
4. The flexible production line for quick-change zero trays for processing multiple varieties of parts according to claim 3, wherein the manual feeding area is provided with an RFID read-write head for reading information of the material trays.
5. The flexible production line for quick-change zero trays for machining multiple varieties of parts according to claim 1, wherein a plurality of mounting holes are uniformly distributed on the material tray and are provided with protective thread plugs, and positioning coordinates are arranged on the periphery of the material tray.
6. The flexible production line for quick-change zero trays for processing multiple varieties of parts according to claim 1, wherein the material storage warehouse comprises a plurality of storage stations, positioning with taper pins is arranged on the storage stations, and a drip recovery tray is arranged below the storage stations.
7. The flexible production line for quick-change zero trays for processing multiple varieties of parts according to claim 1, wherein a water guide groove is arranged on the side face of the conveying line, and a water dripping recovery port corresponding to the position of the water guide groove is arranged on the accompanying buffer table.
8. A quick change zero pallet flexible production line for processing multiple varieties of parts according to claim 3, wherein the periphery of the conveying line is provided with a safety fence extending to the middle of the supporting frame.
9. The flexible production line for quick-change zero trays for processing multiple varieties of parts according to claim 1, wherein the processing centers are uniformly distributed on two sides of the conveying line, and the robot grippers are seven-axis robots.
10. A quick-change zero pallet flexible production method for processing a plurality of kinds of parts, using the quick-change zero pallet flexible production line for processing a plurality of kinds of parts according to any one of claims 1 to 9, characterized in that the production method comprises:
when the control unit is switched to material warehouse-in circulation, an operator places a material tray with blanks at a material loading and unloading station, a robot gripper grabs the material tray with blanks from the material loading and unloading station to a material storage warehouse, and the robot gripper returns to the material loading and unloading station to perform the next circulation action;
when the control unit is switched to a machine tool material changing cycle, the accompanying buffer table moves to a material storage warehouse, the robot gripper grabs a material tray with a blank to a first buffer station, the accompanying buffer table moves to a machining center, the robot gripper grabs a material tray with a finished product to a second buffer station, the robot gripper grabs the material tray with the blank to the machining center, the machining center processes the blank, the accompanying buffer table moves back to the material storage warehouse, the robot gripper grabs the material tray with a finished product to the material storage warehouse, and the robot gripper performs the next cycle action;
when the control unit is switched to material delivery circulation, the robot gripper grabs the material tray with the finished product from the material storage warehouse to the material loading and unloading station, and the operator takes down the material tray with the finished product from the material loading and unloading station, so that the robot gripper performs the next circulation action.
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| CN202310820649.7A CN116533044A (en) | 2023-07-06 | 2023-07-06 | Quick-change zero pallet flexible production line and production method for processing various parts |
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| CN202310820649.7A CN116533044A (en) | 2023-07-06 | 2023-07-06 | Quick-change zero pallet flexible production line and production method for processing various parts |
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