Intelligent material receiving feeder of SMT production line and working method

Abstract

The application provides an intelligent material receiving and feeding machine of an SMT production line and a working method. The intelligent material receiving and feeding machine comprises a material receiving machine and a feeder. The material receiving machine comprises an AGV trolley and a feeding platform arranged on the AGV trolley. A feeding device, a support and a manipulator arranged on one side of the feeding device are arranged on the feeding platform. A plurality of material trays are arranged on the feeding device. A material receiving device and a tail shearing device in sliding connection with the support are arranged on the support. A material tray clamp is arranged on an output end of the manipulator. A head of a material belt of the material tray on the feeding device is connected with the material receiving device through a head feeding device. A plurality of material trays are arranged on the feeder, and the feeder is connected with a chip mounter to feed the chip mounter. A tail of the material belt of the material tray on the feeder is connected with the tail shearing device through the manipulator and the material tray clamp. The application adopts intelligent unmanned operation, has high automation degree, reduces error rate, improves production efficiency, and solves the problems of high error rate and low working efficiency of manual operation.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of SMT patch technology, and particularly relates to an intelligent material receiving feeder of an SMT production line. BACKGROUND

[0002] SMT patch refers to a series of process flow of processing on the basis of PCB (Printed Circuit Board). SMT is an abbreviation of Surface Mounted Technology, which is the most popular technology and process in the electronic assembly industry.

[0003] In the SMT production process, the tray of the feeding station can feed the tape to the patch machine to enable the patch machine to complete the patching work. In general, when the tape in the old tray of the feeding station is about to be exhausted, the operator needs to take down the old tray on the feeding station, take a new tray, and splice the head of the tape of the new tray and the tail of the tape of the old tray through the material receiving machine, and then place the new tray on the feeding station to continue feeding the old tray. Before splicing, the blank part at the tail end of the old tray needs to be cut off, and then splicing is performed. However, manual operation of blank cutting and material receiving depends on manual judgment of accuracy, has a high error rate, and is complicated to operate, which not only reduces the work efficiency, but also increases the production cost. SUMMARY

[0004] The present application aims to provide an intelligent material receiving feeder of an SMT production line to overcome the deficiencies in the prior art.

[0005] To solve the above technical problems, the technical scheme of the present application is as follows: an intelligent material receiving feeder of an SMT production line, comprising a material receiving machine and a feeder, the material receiving machine comprising an AGV trolley and a feeding platform arranged on the AGV trolley, the feeding platform being provided with a feeding device and a support and a manipulator arranged on one side of the feeding device, the feeding device being provided with a plurality of trays, the support being provided with a material receiving device and a tail cutting device in sliding connection with the support, the material receiving device and the tail cutting device being provided with a spliced tape flow channel, the output end of the manipulator being provided with a tray clamp, and the head of the tape of the tray on the feeding device being connected with the material receiving device through a head feeding device; the feeder being provided with a plurality of trays connected with the patch machine to feed the patch machine, and the tail of the tape of the tray on the feeder being connected with the tail cutting device through the manipulator and the tray clamp.

[0006] Further, the intelligent material receiving feeder of the SMT production line has the feeding device, which comprises a plurality of material bins and a lifting mechanism.

[0007] Further, the intelligent material receiving feeder of the SMT production line has the feeding device, which comprises a plurality of material bins and a lifting mechanism.

[0008] Further, the intelligent material receiving feeder of the SMT production line has the feeding device, which comprises a plurality of material bins and a lifting mechanism.

[0009] Further, the intelligent material receiving feeder of the SMT production line has the feeding device, which comprises a plurality of material bins and a lifting mechanism.

[0010] Further, the intelligent material receiving and feeding machine of the SMT production line has the tail shearing device, the tail shearing device comprises a buffer frame, a buffer mechanism and a shearing mechanism, the buffer frame is slidably connected with the support through a linear guide rail assembly arranged on the side of the support, a buffer box is arranged on the front side of the buffer frame, the buffer mechanism is arranged above the buffer box, a material belt flow channel two is further arranged on the buffer frame and abuts against the opening of the buffer box, the buffer mechanism is movable along the axis direction perpendicular to the material belt flow channel two through the linear guide rail assembly, the buffer mechanism comprises a buffer cover, the buffer cover is movable along the direction perpendicular to the bottom surface of the material belt flow channel two through the linear guide rail assembly, a conveying mechanism for conveying the material belt is arranged in the material belt flow channel two, and the shearing mechanism is arranged on the side of the conveying mechanism close to the material receiving mechanism.

[0011] Further, the intelligent material receiving and feeding machine of the SMT production line has the tail shearing device, the tail shearing device comprises a buffer frame, a buffer mechanism and a shearing mechanism, the buffer frame is slidably connected with the support through a linear guide rail assembly arranged on the side of the support, a buffer box is arranged on the front side of the buffer frame, the buffer mechanism is arranged above the buffer box, a material belt flow channel two is further arranged on the buffer frame and abuts against the opening of the buffer box, the buffer mechanism is movable along the axis direction perpendicular to the material belt flow channel two through the linear guide rail assembly, the buffer mechanism comprises a buffer cover, the buffer cover is movable along the direction perpendicular to the bottom surface of the material belt flow channel two through the linear guide rail assembly, a conveying mechanism for conveying the material belt is arranged in the material belt flow channel two, and the shearing mechanism is arranged on the side of the conveying mechanism close to the material receiving mechanism.

[0012] Further, the intelligent material receiving and feeding machine of the SMT production line has the tail shearing device, the tail shearing device comprises a buffer frame, a buffer mechanism and a shearing mechanism, the buffer frame is slidably connected with the support through a linear guide rail assembly arranged on the side of the support, a buffer box is arranged on the front side of the buffer frame, the buffer mechanism is arranged above the buffer box, a material belt flow channel two is further arranged on the buffer frame and abuts against the opening of the buffer box, the buffer mechanism is movable along the axis direction perpendicular to the material belt flow channel two through the linear guide rail assembly, the buffer mechanism comprises a buffer cover, the buffer cover is movable along the direction perpendicular to the bottom surface of the material belt flow channel two through the linear guide rail assembly, a conveying mechanism for conveying the material belt is arranged in the material belt flow channel two, and the shearing mechanism is arranged on the side of the conveying mechanism close to the material receiving mechanism.

[0013] Further, the intelligent material receiving feeder of the SMT production line has the feeding frame, the feeding device, the upper layer feeding device, the lower layer feeding device, the magazine device and the lower layer material guiding device, the feeding device is installed on the top of the feeding frame, the upper layer feeding device is slidably installed on the feeding frame and is located below the feeding device, the lower layer feeding device is installed on the feeding frame and is located below the upper layer feeding device, the lower layer material guiding device is installed on the upper layer feeding device and the lower layer feeding device, a plurality of magazine devices are movably installed on the upper layer feeding device and the lower layer feeding device, the magazine devices on the upper layer feeding device and the lower layer feeding device are staggered, the tray is inserted on the magazine device, the identification code is arranged on the tray, the positioning device limiting the stroke of the magazine device is arranged on the upper layer feeding device and the lower layer feeding device, the material belt on the tray on the lower layer feeding device is connected with the feeding device through the lower layer material guiding device, and the material belt on the tray on the upper layer feeding device is connected with the feeding device.

[0014] The application further provides a working method of the intelligent material receiving feeder of the SMT production line.

[0015] S1, the warehouse inserts the tray to be replenished into the magazine on the warehouse.

[0016] S2, the warehouse is conveyed to the warehouse bottom plate on the feeding platform.

[0017] S3, the AGV car moves the material receiving machine to the corresponding material receiving position according to the SMT production line demand.

[0018] S4, the feeding platform is also moved to the corresponding material receiving position, the scanning gun scans the identification codes of the warehouse, the magazine and the tray, and confirms the information.

[0019] S5, the lifting mechanism lifts the magazine with the new tray to be replenished, lifts the discharging mechanism on the magazine to the butt joint position for butt joint with the feeding head feeding drive, after butt joint, the material belt on the new tray is conveyed to the material receiving device.

[0020] S6, the manipulator is moved to the position of the feeder, the manipulator is positioned by photographing, the magazine device to be replenished is pulled out from the feeder, after the old tray is taken, the winding motor on the tray clamp is started, so that the tail material is in a straight state and does not affect the feeding of the chip mounter.

[0021] S7, the manipulator scans the old material disc identification code on the material box device, confirms the information, and then the material disc clamp clamps the old material disc;

[0022] S8, the manipulator moves to place the material tape of the old material disc into the material tape flow channel two, the pressing plate and the buffer cover position the material tape in the material tape flow channel two; the buffer cover positions one end of the material tape connected with the material box device, and the pressing plate positions the other end of the material tape;

[0023] S9, the winding motor on the material disc clamp stops, the conveying mechanism on the material tape flow channel two starts to convey the material tape on the old material disc into the buffer box, and meanwhile, the feeding of the chip mounter is not affected;

[0024] S10, the sensor on the material tail cutting device detects the material tail of the old material disc, the conveying mechanism on the material tape flow channel two reversely conveys the material tape, the CCD camera detects the empty material tape position of the material tail, and the cutting mechanism controls the scissors to cut off the tail empty material tape;

[0025] S11, the manipulator places the empty old material disc on the empty material disc storage mechanism;

[0026] S12, the material tape flow channel one is flush with the material tape flow channel two, the conveying mechanism on the material tail cutting device conveys the material tape in the material tape flow channel two into the material tape flow channel one, and meanwhile, the material tape of the new material disc is conveyed to the other end of the material tape flow channel one through the material head feeding device;

[0027] S13, the head and tail material tapes are simultaneously fed into the material tape flow channel one, the cutter cuts the end part of the head and tail material tapes, and the head and tail material tapes are bonded through the bonding tape mechanism;

[0028] S14, the manipulator takes out the new material disc, and meanwhile, the winding motor starts to collect the material; when the material is collected, the pressing plate and the buffer cover retreat to the original position;

[0029] S15, when the manipulator moves above the buffer mechanism, the material receiving device and the material tail cutting device retreat to the original position;

[0030] S16, the manipulator places the new material disc back into the material box device of the feeding machine, and pushes the material box device back to the original position; the material box device is the material box device from which the old material disc is taken out;

[0031] S17, the manipulator returns to the safety position and waits for the next material receiving.

[0032] Compared with the prior art, the beneficial effects of the present application are: intelligent and automatic unmanned operation is adopted, the material head and tail are received by the material receiving machine, and the feeding of multiple material discs is completed by the feeding machine, and the new and old material discs are intelligently identified through the identification code, the error rate is reduced, the production efficiency is improved, the cost is reduced, and the problems of high error rate, complicated operation and low working efficiency of manual operation are solved. BRIEF DESCRIPTION OF DRAWINGS

[0033] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced. Obviously, the drawings in the following description only represent some embodiments described in the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0034] Figure 1 Structure diagram of the intelligent material receiving and feeding machine of the SMT production line of the present application Figure 1 ;

[0035] Figure 2 Structure diagram of the intelligent material receiving and feeding machine of the SMT production line of the present application Figure 2 ;

[0036] Figure 3 Structure diagram of the feeding platform and feeding device of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0037] Figure 4 Structure diagram of the material bin of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0038] Figure 5 Structure diagram of the lifting mechanism of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0039] Figure 6 Structure diagram of the material receiving device of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0040] Figure 7 Structure diagram of the A partial enlargement of the Figure 6 ;

[0041] Figure 8 Structure diagram of the material tail shearing device of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0042] Figure 9 Structure diagram of the material disc clamp of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0043] Figure 10 Structure diagram of the feeder of the material disc clamp of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0044] Figure 11 Structure diagram of the lower layer feeding device of the material disc clamp of the intelligent material receiving and feeding machine of the SMT production line of the present application

[0045] In the drawings: 100, material receiving machine; 200, feeder

[0046] 11, AGV; 12, support; 13, manipulator;

[0047] 2, loading platform; 21, bottom plate; 22, moving mechanism; 221, moving frame; 222, hopper bottom plate; 23, empty tray storage mechanism;

[0048] 3, loading device; 31, hopper; 311, material box; 32, lifting mechanism; 321, insertion mechanism; 322, guide mechanism; 323, screw driving mechanism; 324, pressing mechanism;

[0049] 4, receiving device; 41, receiving bottom plate; 42, material belt flow channel one; 43, conveying mechanism; 44, cutting mechanism; 441, cutter; 442, dropping hole; 45, adhesive tape mechanism;

[0050] 5, tail shearing device; 51, buffer frame; 52, buffer mechanism; 521, buffer cover; 53, shearing mechanism; 531, scissors; 532, pressing plate; 54, CCD camera; 55, buffer box; 56, material belt flow channel two;

[0051] 6, tray clamp; 61, connecting frame; 62, winding motor; 63, mounting shaft; 64, clamping mechanism; 65, limiting mechanism; 66, photographing positioning mechanism; 67, code scanner;

[0052] 7, head feeding device; 71, discharging mechanism; 72, head feeding drive;

[0053] 81, feeding frame; 82, feeding device; 83, upper layer feeding device; 84, lower layer feeding device; 85, material box device; 86, lower layer material guiding device; 87, positioning device. DETAILED DESCRIPTION

[0054] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0055] Embodiment 1

[0056] As Figures 1-11As shown, an intelligent receiving and feeding machine for an SMT production line includes a receiving machine 100 and a feeding machine 200. The receiving machine 100 includes an AGV trolley 11 and a loading platform 2 mounted on the AGV trolley 11. The loading platform 2 is equipped with a loading device 3, a support 12 and a robot arm 13 located on one side of the loading device 3. The loading device 3 is equipped with multiple trays. The support 12 is equipped with a receiving device 4 and a tail shearing device 5 slidably connected to it. The receiving device 4 and the tail shearing device 5 are equipped with docking material strip channels. The output end of the robot arm 13 is equipped with a tray clamp 6. The material strip head of the tray on the loading device 3 is connected to the receiving device 4 through a head feeding device 7. The feeding machine 200 is equipped with multiple trays and is connected to a pick-and-place machine to feed the pick-and-place machine. The material strip tail of the tray on the feeding machine 200 is connected to the tail shearing device 5 through the robot arm 12 and the tray clamp 6. In operation, the prepared material tray is placed on the feeding device 3, and then moved to the docking position with the receiving device 4 by the AGV trolley 11 and the feeding platform 2. The feeding device 3 feeds the material head of the tray to the material head inlet of the receiving device 4. At the same time, the robot arm 13 and the tray clamp 6 move the material tail of the tray on the feeder 200 to the material tail shearing device 5. The material tail shearing device 5 cuts the blank material tail and conveys it to the material tail inlet of the receiving device 4. Then the receiving device 4 glues the material head and tail together. Finally, the robot arm 13 moves the tray with the material to the feeder 200 to continue feeding the chip mounter. The entire process is carried out by intelligent unmanned operation, and the material receiving process does not affect the feeding of the feeder, reducing the error rate and improving production efficiency.

[0057] Example 2

[0058] Based on the structure of Embodiment 1, such as Figures 1-3 As shown, the loading platform 2 includes a base plate 21 and a moving mechanism 22 mounted on the base plate 21. The base plate 21 is equipped with a protective outer frame to increase operational safety, and has sliding wheels at the bottom for easy connection with the AGV trolley 11. The moving mechanism 22 includes a moving frame 221 and a hopper base plate 222. The hopper base plate 222 is slidably connected to the moving frame 221 via a linear guide rail assembly mounted on top of the moving frame 221. An empty material tray storage mechanism 23 for placing empty material trays is also provided above the moving frame 221. The empty material tray storage mechanism 23 is also slidably connected to the moving frame 221 via a linear guide rail assembly mounted on top of the moving frame 221.

[0059] like Figures 2-5As shown, the feeding device 3 comprises a plurality of hoppers 31 and a lifting mechanism 32. In this embodiment, the hopper 31 is provided with two hoppers 31, which are connected with the hopper bottom plate 222 and comprise a plurality of hopper boxes 311 arranged in parallel. A hopper tray is inserted in the hopper box 311. An identification code is arranged on the hopper 31, the hopper box 311 and the hopper tray. An identification code is arranged on each hopper box 311 at a position corresponding to the identification code of the hopper tray. The lifting mechanism 32 is arranged on both sides of the moving frame 221 and comprises an insertion mechanism 321 connected with the hopper box 311, a guide mechanism 322 and a lead screw driving mechanism 323 for driving the insertion mechanism 321 to lift. The lifting mechanism 32 further comprises a pressing mechanism 324, which prevents the hopper box 311 from automatically rising when the insertion mechanism 321 is inserted into the hopper box 311. In operation, the hopper 31 drives the hopper box 311 to be fed to move to the lifting mechanism 32. At this time, the insertion mechanism 321 is below the hopper box 311. The lead screw driving mechanism 323 is started, the insertion mechanism 321 is inserted into one side of the hopper box 311, the other side of the hopper box 311 is guided by the guide mechanism 322, and the pressing mechanism 324 presses the top of the hopper box to prevent the hopper box 311 from automatically rising when being inserted. When the insertion mechanism 321 is completely inserted into the hopper box 311, the pressing mechanism 325 retreats, the insertion mechanism 321 drives the entire hopper box to rise until it reaches the docking position of the material head feeding drive 72.

[0060] The material head feeding device 7 comprises a material outlet mechanism 71 arranged on the top of the hopper box 311 and a material head feeding drive 72 for driving the material outlet mechanism 71. The material head feeding drive 72 is arranged on the material receiving device 4 and is movably connected with the material outlet mechanism 71. The material head feeding drive 72 is arranged on the material receiving bottom plate 41 and is slidably connected with the support 12, so as to drive the material head feeding drive 72 to be connected with the material outlet mechanism 71 on different hopper boxes 311.

[0061] As Figures 6-7As shown, the material receiving device 4 includes a material receiving base plate 41 and a material tape flow channel one 42 provided on the material receiving base plate 41, the material receiving base plate 41 is slidably connected with the support 12 through a linear guide assembly provided on the top of the support 12, two conveying mechanisms 43 for conveying material tapes are provided in the material tape flow channel one 42, a cutting mechanism 44 is provided on the side close to the two conveying mechanisms 43, a cutter 441 of the cutting mechanism 44 is movable in a direction perpendicular to the bottom surface of the material tape flow channel one 42 through a lifting frame, a dropping hole 442 of the cutter 441 is provided on the side in the material tape flow channel one 42, a sticky tape mechanism 45 is further provided on one side of the material tape flow channel one 42, the sticky tape mechanism 45 is located between the two cutters 441 and is movable in a direction perpendicular to the axis of the material tape flow channel one 42 through a sticky tape driving mechanism 45, a sensor is provided on the bottom of the material tape flow channel one 42 corresponding to the cutting mechanism 44, the sensor is signal connected with the cutting mechanism 44, and the cutting mechanism 44 is signal connected with the sticky tape mechanism 45. In use, two SMT material tapes are inserted from the left and right ends of the material tape flow channel one 42 respectively, the SMT material tapes move towards each other under the action of the conveying mechanisms 43, when the sensor senses the SMT material tapes, the sensor transmits a signal to the cutting mechanism 44, the cutting mechanism 44 acts to cut the SMT material tapes, after cutting, the two SMT material tapes contact at the end close to each other, then the cutting mechanism 44 transmits a signal to the driving device 45, the sticky tape device moves towards the material tape flow channel one 42, then the sticky tape device 45 sticks the sticky tape at the contact position of the two SMT material tapes, so that the connection of the end material tapes is realized.

[0062] As shown in Figure 2 , 8 , the material tail cutting device 5 includes a buffer frame 51, a buffer mechanism 52 and a cutting mechanism 53, the buffer frame 51 is slidably connected with the support 12 through a linear guide assembly provided on the side of the support 12, a buffer box 55 is provided on the front side of the buffer frame 51, and a buffer mechanism 52 is provided above, a material tape flow channel two 56 is further provided on the buffer frame 51 and abuts with the opening of the buffer box 55, the buffer mechanism 52 is movable in a direction perpendicular to the axis of the material tape flow channel two 56 through a linear guide assembly, the buffer mechanism 52 includes a buffer cover 521, the buffer cover 521 is movable in a direction perpendicular to the bottom surface of the material tape flow channel two 56 through a linear guide assembly; a conveying mechanism 43 for conveying material tapes is provided in the material tape flow channel two 56, and the cutting mechanism 53 is provided on the side close to the material receiving mechanism 4 of the conveying mechanism 43.

[0063] The shearing mechanism 53 is slidably connected with the material receiving bottom plate 41 through a linear guide assembly, and comprises a shearing tool 531 and a pressing plate 532. The shearing tool 531 is movable in a direction perpendicular to the bottom surface of the material tape flow channel two 56 through a telescopic mechanism. A sensor is arranged at the bottom of the material tape flow channel two 56 corresponding to the shearing tool 531. A light source is further arranged on the bottom surface of the material tape flow channel two 56 at one side of the sensor. A CCD camera 54 is arranged directly above the light source. The pressing plate 532 is arranged below the CCD camera 54 and movably connected with the material tape flow channel two 56 through a telescopic mechanism. When the pressing plate is close to the upper opening of the material tape flow channel two 56, the material tape in the material tape flow channel two 56 is positioned.

[0064] As shown in Figure 9 The tray clamp 6 comprises a connecting frame 61 and a winding motor 62 fixed on the connecting frame 61. An installation shaft 63 is connected with the output end of the winding motor 62. The installation shaft 63 is clamped with the tray through a clamping mechanism 64. A limiting mechanism 65 is further arranged on the connecting frame 61 to limit the axial displacement of the tray on the installation shaft 63. The tray clamp 6 further comprises a photographing positioning mechanism 66 and a code scanner 67. When the tray clamp 6 clamps the tray, the installation shaft 64 is inserted into the center hole of the tray. The limiting mechanism 65 limits the end of the tray away from the winding motor 62 to limit the axial displacement. Then the winding motor 62 rotates. The tray is automatically clamped on the installation shaft 63 through the clamping mechanism 64. The clamping is stable and reliable, convenient and fast.

[0065] As shown in Figures 10-11As shown, the feeder 200 comprises a feeder frame 81, a feeding device 82, an upper feeder device 83, a lower feeder device 84, a magazine device 85 and a lower guide device 86, the feeding device 82 is installed on the top of the feeder frame 81; the upper feeder device 83 is slidingly installed on the feeder frame 81 and is located below the feeding device 82; the lower feeder device 84 is installed on the feeder frame 81 and is located below the upper feeder device 83; the lower guide device 86 is installed on the upper feeder device 83 and the lower feeder device 84; a plurality of magazine devices 85 are movably installed on the upper feeder device 83 and the lower feeder device 84, and the magazine devices 85 on the upper feeder device 83 are staggered with the magazine devices 85 on the lower feeder device 84, a tray is inserted on the magazine device 85, and the tray is provided with an identification code; the upper feeder device 83 and the lower feeder device 84 are also provided with a positioning device 87 for limiting the stroke of the magazine device 85; the tray on the lower feeder device 83 is connected with the feeding device 82 through the lower guide device 86; the tray on the upper feeder device 83 is connected with the feeding device 82. The positioning device 87 comprises a positioning baffle, one side of the upper feeder device 83 and the lower feeder device 84 is provided with a positioning baffle, the positioning baffle is provided with a magnet corresponding to the magazine device 85, one side of the magazine device 85 close to the positioning baffle is provided with a positioning block, and the upper feeder device 83 and the lower feeder device 84 are provided with a positioning mechanism corresponding to the positioning block.

[0066] In summary, a working method of an intelligent receiving feeder of an SMT production line, comprising the following steps:

[0067] S1, the warehouse inserts the tray to be replenished into the magazine 311 on the warehouse 31;

[0068] S2, the warehouse 31 is transported to the warehouse bottom plate 21 of the feeding platform 2;

[0069] S3, the AGV car 11 moves the receiving feeder 100 to the corresponding receiving position according to the SMT production line demand;

[0070] S4, at the same time, the feeding platform 2 also moves to the corresponding receiving position, the scanning gun scans the identification code of the warehouse 31, the magazine 311 and the tray, and confirms the information;

[0071] S5, the lifting mechanism 32 lifts the magazine 311 with the new tray to be replenished, and the discharging mechanism 71 on the magazine 311 is lifted to the docking position for docking with the feeding head feeding drive 72, after docking, the tape on the new tray is transported to the receiving device 4;

[0072] S6, the mechanical arm 13 moves to the position of the feeder 200, the mechanical arm 13 positions by taking pictures, and the magazine device 85 to be replenished is pulled out from the feeder 200;

[0073] S7, the mechanical arm 13 scans and confirms the old material disc identification code on the magazine device 85, confirms the information, and then the material disc clamp 6 clamps the old material disc; after the old material disc is taken, the winding motor 62 on the material disc clamp 6 starts to make the tail material in a straight state, which does not affect the feeding of the chip mounter;

[0074] S8, the mechanical arm 13 moves to place the material belt of the old material disc into the material belt flow channel two 56, and the pressing plate 532 and the buffer cover 521 position the material belt in the material belt flow channel two 56; the buffer cover 521 positions one end of the material belt connected with the magazine device 85, and the pressing plate 532 positions the other end of the material belt;

[0075] S9, the winding motor 62 on the material disc clamp 6 stops, the conveying mechanism 43 on the material belt flow channel two 56 starts to convey the material belt on the old material disc into the buffer box 55, which does not affect the feeding of the chip mounter;

[0076] S10, the sensor on the tail cutting device 5 detects the tail of the old material disc, the conveying mechanism 43 on the material belt flow channel two 56 reversely conveys the material belt, i.e. the feeding motor of the conveying mechanism 43 reverses, the CCD camera 54 detects the empty material belt position of the tail, and the cutting mechanism 53 controls the scissors 531 to cut off the tail empty material belt;

[0077] S11, the mechanical arm 13 places the empty old material disc on the empty material disc storage mechanism 23;

[0078] S12, the material belt flow channel one 42 is flush with the material belt flow channel two 56, the conveying mechanism 43 on the tail cutting device 5 conveys the material belt in the material belt flow channel two 56 into the material belt flow channel one 42, at the same time, the material belt of the new material disc is conveyed to the other end of the material belt flow channel one 42 through the head feeding device 7;

[0079] S13, the head and tail material belts are simultaneously fed into the material belt flow channel one 42, the cutter 441 cuts the end part of the head and tail material belts, and the head and tail material belts are bonded through the adhesive tape bonding mechanism 45;

[0080] S14, the mechanical arm 13 takes out the new material disc, and the winding motor 62 starts to collect material at the same time; when the material is collected, the pressing plate 532 and the buffer cover 521 retreat to the original position;

[0081] S15, when the mechanical arm 13 moves above the buffer mechanism 52, the material receiving device 4 and the tail cutting device 5 retreat to the original position;

[0082] S16, the mechanical arm 13 places the new material disc back into the magazine device 85 of the feeder 200, and pushes the magazine device 85 back to the original position, which is the magazine device for taking out the old material disc;

[0083] S17, machine, 13 back to the safe position, waiting for the next time the material.

[0084] The whole implementation process adopts intelligent unmanned operation, is convenient to operate, and the material receiving process does not affect the feeding of the feeder, reduces the error rate, and improves the production efficiency.

[0085] It is apparent to those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and that the present application can be implemented in other particular forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being defined by the appended claims rather than by the foregoing description, and it is intended that all changes which come within the meaning and range of equivalency of the claims are embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0086] Furthermore, it should be understood that although the present specification is described in terms of embodiments, not every embodiment according to the present specification needs to exhibit each and every characteristic specified in the specification. The specification can also be described in terms of a single embodiment that exhibits any one of the characteristics or a combination of any one of the characteristics. Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment according to the present specification needs to exhibit each and every characteristic specified in the specification. The specification can also be described in terms of a single embodiment that exhibits any one of the characteristics or a combination of any one of the characteristics.

Claims

1. An intelligent receiving feeder of an SMT production line, characterized in that: The application relates to a material receiving and feeding device, which comprises a material receiving device and a material feeding device, the material receiving device comprises an AGV trolley and a material loading platform arranged on the AGV trolley, the material loading platform is provided with a material loading device, a support arranged on one side of the material loading device and a manipulator, a plurality of material trays are arranged on the material loading device, a material receiving device and a material tail shearing device in sliding connection with the support are arranged on the support, a material tray clamp is arranged on the output end of the manipulator, and the material head of the material tray on the material loading device is connected with the material receiving device through a material head feeding device; a plurality of material trays are arranged on the material feeding device and connected with a chip mounter to feed the chip mounter, and the material tail of the material tray on the material feeding device is connected with the material tail shearing device through the manipulator and the material tray clamp. The material tail shearing device comprises a buffer frame, a buffer mechanism and a shearing mechanism, the buffer frame is in sliding connection with the support through a linear guide rail assembly arranged on the side of the support, a buffer box is arranged on the front side of the buffer frame, the buffer mechanism is arranged above the buffer box, a material belt flow channel II abutting with the opening of the buffer box is further arranged on the buffer frame, the buffer mechanism can move along the axis direction perpendicular to the material belt flow channel II through the linear guide rail assembly, the buffer mechanism comprises a buffer cover, and the buffer cover can move along the direction perpendicular to the bottom surface of the material belt flow channel II through the linear guide rail assembly; a conveying mechanism for conveying the material belt is arranged in the material belt flow channel II, and the shearing mechanism is arranged on the side close to the material receiving mechanism of the conveying mechanism.

2. The intelligent receiver feeder of the SMT production line according to claim 1, characterized in that: The material loading platform comprises a bottom plate and a moving mechanism arranged on the bottom plate, the moving mechanism comprises a moving frame and a material bin bottom plate, the material bin bottom plate is in sliding connection with the moving frame through a linear guide rail assembly arranged on the top of the moving frame; an empty material tray storage mechanism for placing empty material trays is further arranged above the moving frame, and the empty material tray storage mechanism is also in sliding connection with the moving frame through a linear guide rail assembly arranged on the top of the moving frame.

3. The intelligent pick-and-place feeder of an SMT production line according to claim 2, characterized in that: The material loading device comprises a plurality of material bins and a lifting mechanism, the material bins are clamped with the material bin bottom plate and comprise a plurality of material boxes arranged in parallel, material trays are inserted in the material boxes, and identification codes are arranged on the material bins, the material boxes and the material trays; the lifting mechanism is arranged on the two sides of the moving frame and comprises an insertion mechanism connected with the material boxes, a guide mechanism and a lead screw driving mechanism for driving the insertion mechanism to lift, the lifting mechanism further comprises a pressing mechanism, and the pressing mechanism prevents the material boxes from automatically rising when the insertion mechanism is inserted with the material boxes.

4. The intelligent receiver feeder of the SMT production line according to claim 3, characterized in that: The material head feeding device comprises a discharging mechanism arranged on the top of the material box and a material head feeding drive for driving the discharging mechanism, and the material head feeding drive is arranged on the material receiving device and movably connected with the discharging mechanism.

5. The intelligent receiver feeder of the SMT production line according to claim 1, characterized in that: The material receiving device comprises a material receiving bottom plate and a material belt flow channel one arranged on the material receiving bottom plate, the material receiving bottom plate is slidably connected with the support through a linear guide rail assembly arranged on the top of the support, two conveying mechanisms for conveying the material belt are arranged in the material belt flow channel one, a cutting mechanism is arranged on the side close to the two conveying mechanisms, the cutter of the cutting mechanism is movable in the direction perpendicular to the bottom surface of the material belt flow channel one through a lifting frame, a dropping hole is arranged on the side of the cutter in the material belt flow channel one, a sticky tape mechanism is further arranged on the side of the material belt flow channel one, the sticky tape mechanism is located between the two cutters and is movable in the direction perpendicular to the axis of the material belt flow channel one through a sticky tape driving mechanism, a sensor is arranged on the bottom of the material belt flow channel one corresponding to the cutting mechanism, the sensor is signal connected with the cutting mechanism, and the cutting mechanism is signal connected with the sticky tape mechanism.

6. The intelligent receiver feeder of the SMT production line according to claim 1, characterized in that: The cutting mechanism is slidably connected with the material receiving bottom plate through a linear guide rail assembly, the cutting mechanism comprises a scissor and a pressing plate, the scissor is movable in the direction perpendicular to the bottom surface of the material belt flow channel two through a telescopic mechanism, a sensor is arranged on the bottom of the material belt flow channel two corresponding to the scissor, a light source is further arranged on the bottom surface of the material belt flow channel two on the side of the sensor, a CCD camera is arranged above the light source, and the pressing plate is arranged below the CCD camera and is movably connected with the material belt flow channel two through a telescopic mechanism.

7. The intelligent receiver feeder of the SMT production line according to claim 1, characterized in that: The material disc clamp comprises a connecting frame and a winding motor fixed on the connecting frame, an installation shaft is connected with the output end of the winding motor, the installation shaft is clamped with the material disc through a clamping mechanism, and a limiting mechanism for limiting the axial displacement of the material disc on the installation shaft is further arranged on the connecting frame; the material disc clamp further comprises a photographing positioning mechanism and a code scanner.

8. The intelligent receiver feeder of the SMT production line according to claim 1, characterized in that: The feeder comprises a feeding frame, a feeding device, an upper layer feeding device, a lower layer feeding device, a material box device and a lower layer material guiding device, the feeding device is installed on the top of the feeding frame; the upper layer feeding device is slidably installed on the feeding frame and is located below the feeding device; the lower layer feeding device is installed on the feeding frame and is located below the upper layer feeding device; the lower layer material guiding device is installed on the upper layer feeding device and the lower layer feeding device; a plurality of material box devices are movably installed on the upper layer feeding device and the lower layer feeding device, the material box devices on the upper layer feeding device and the material box devices on the lower layer feeding device are staggered, a material disc is inserted on the material box device, and an identification code is arranged on the material disc; a positioning device for limiting the stroke of the material box device is further arranged on the upper layer feeding device and the lower layer feeding device; the material belt on the material disc on the lower layer feeding device is connected with the feeding device through the lower layer material guiding device; the material belt on the material disc on the upper layer feeding device is connected with the feeding device.

9. The working method of the intelligent receiving feeder of the SMT production line according to any one of claims 1 to 8, characterized in that, The steps comprise: S1, the warehouse prepares the material disc to be replenished and inserts it into the material box on the material bin of the feeding device; S2, the material bin is conveyed to the material bin bottom plate on the feeding platform; S3, the AGV car moves the material receiving machine to the corresponding material receiving position according to the SMT production line demand; S4, the feeding platform also moves to the corresponding material receiving position, the scanning gun scans the identification codes of the material bin, the material box and the material disc, and confirms the information. S5, the lifting mechanism on the feeding device lifts the magazine with the new tray to be replenished, and the discharging mechanism on the magazine is lifted to the docking position for docking with the material head feeding drive of the material head feeding device. After docking, the material belt on the new tray is transported to the receiving device; S6, the robot moves to the feeder position, and the robot positions by taking a picture, and pulls out the magazine device on the feeder to be replenished from the feeder; after taking the old tray, the winding motor on the tray clamp starts to make the tail material straight, which does not affect the feeding of the chip mounter; S7, the robot scans and confirms the identification code of the old tray on the magazine device, confirms the information, and then the tray clamp clamps the old tray; S8, the robot moves to place the material belt of the old tray into the material belt flow channel two of the tail cutting device, and the pressing plate and the buffer cover position the material belt in the material belt flow channel two; S9, the winding motor on the tray clamp stops, the conveying mechanism on the material belt flow channel two starts to convey the material belt on the old tray into the buffer box, which does not affect the feeding of the chip mounter; S10, the sensor on the tail cutting device detects the tail of the old tray, the conveying mechanism on the material belt flow channel two reverses to convey the material belt, the CCD camera detects the empty material belt position of the tail, and the cutting mechanism controls the scissors to cut off the tail empty material belt; S11, the robot places the empty old tray on the empty tray storage mechanism on the feeding platform; S12, the material belt flow channel one of the receiving device is flush with the material belt flow channel two, the conveying mechanism on the tail cutting device conveys the material belt in the material belt flow channel two into the material belt flow channel one, and the material belt of the new tray is conveyed to the other end of the material belt flow channel one through the material head feeding device; S13, the head and tail material belts are simultaneously fed into the material belt flow channel one, the cutter of the receiving device cuts the end of the head and tail material belts, and the head and tail material belts are bonded through the bonding tape mechanism of the receiving device; S14, the robot takes out the new tray, and the winding motor starts to collect material; when collecting material, the pressing plate and the buffer cover retreat to the original position; S15, when the robot moves above the buffer mechanism, the receiving device and the tail cutting device retreat to the original position; S16, the robot puts the new tray back into the magazine device of the feeder, and pushes the magazine device back to the original position; this magazine device is the one from which the old tray is taken out; S17, the robot returns to the safety position and waits for the next receiving.

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