[0030] In order to facilitate the understanding of those skilled in the art, the present invention will be further described below in conjunction with the embodiments and the drawings, and the content mentioned in the embodiments does not limit the present invention. The present invention will be described in detail below with reference to the accompanying drawings.
[0031] The automatic sorting and conveying system for parts provided by the present invention includes an automatic feeding device 1 for sorting and conveying the parts to the adsorption and grabbing station; and a receiving workbench 2 for supporting a loading space The batching tray 6 of the cavity, the batching tray 6 completes the distribution of parts on the receiving workbench; the parts grabbing robot 3 moves back and forth between the automatic feeding device 1 and the receiving workbench 2, from the adsorption and grabbing station Put the parts into the loading cavity of the batching tray 6; the automatic material conveyor 4 loads the batching tray 6 with parts into a material rack 5, and then automatically outputs the material rack 5 to the temporary storage area for assembly . The invention has the functions of automatic feeding, automatic sorting and automatic output, which effectively reduces the labor intensity of operators, and at the same time improves the work efficiency and accuracy of parts sorting; it ensures that the production rhythm is orderly in the subsequent assembly process, which is beneficial to promote automation Pipeline operation.
[0032] In the present invention, the automatic sorting and conveying system for parts includes two automatic feeding devices 1 arranged symmetrically to each other. The two automatic feeding devices 1 and the automatic material conveyor 4 are placed in a product shape. The grabbing robot 3 is fixedly installed between two automatic feeding devices 1, and the material receiving workbench 2 is fixedly installed on the upper end of one side of the automatic material conveyor 4 close to the parts grabbing robot 3. Two automatic feeding devices 1 load materials at the same time, each tray 7 is loaded with different types of parts, and the parts grabbing robot 3 sequentially grabs the parts into the batching tray 6, which can meet the requirements of sorting multiple parts.
[0033] Further, such as image 3 As shown, the automatic feeding device 1 of the present invention includes a feeding frame 11, and the feeding frame 11 is provided with a feeding platform 12 for carrying a tray 7 with parts. A loading board 13 and a loading board 14 are provided above the loading platform 12. A lifting mechanism 17 is provided below the loading platform 12 corresponding to the loading board 13 and the loading board 14 respectively. A sucker mechanism that moves back and forth. The sucker mechanism includes a sucker 15 for longitudinally sucking the ingredient tray 6 through the sucker 15 to transfer the material tray 7 with the parts removed from the upper plate 13 to the lower plate 14; An electric control box 16 is provided on one side of the feeding frame 11, and the lifting mechanism 17 and the suction cup mechanism are electrically connected to the electric control box 16 respectively. The electric control box 16 cooperates with the work between the lifting mechanism and the suction cup mechanism to realize automatic loading and unloading; it can greatly improve the efficiency of loading and unloading and promote production automation; effectively reduce the labor intensity of workers, and make workers from repeated tedious Freed from the work, reduce the production cost of products.
[0034] When in use, place several layers of material trays 7 with a certain number of parts on the upper material plate 13. When all the parts in the material tray 13 on the top layer are used up, control the lifting mechanism 17 of the lower material plate 16 at this time Decrease a distance of the thickness of the material plate 7, and then the suction mechanism will suck the empty material plate 7 and move it from the upper plate 13 to the lower plate 14, and then control the lifting mechanism of the upper plate 13 to rise by one thickness of the material plate 7 Distance, and then realize the material feeding and taking away the material pan 7.
[0035] Still further, the lifting mechanism 17 includes a first stepping motor 171, a first timing belt transmission mechanism 172, and a first vertical ball screw 173. The upper plate 13 and the lower plate 14 are respectively connected to the first The upper end of the ball screw 173 is connected, and the lower end of the first ball screw 173 is coaxially connected with the first timing belt transmission mechanism 172. The output shaft of the first stepping motor 171 is connected to the first timing belt transmission mechanism 172 through the timing belt. connection. The vertically arranged first ball screw 173 converts the rotary motion into linear motion, and the upper plate 13 and the lower plate 14 are raised and lowered by the first ball screw 173; wherein, the first stepping motor 171 and the synchronous belt transmission mechanism 172 are used. , The first ball screw 173 can accurately position the lifting mechanism, the timing belt transmission mechanism 172 can effectively reduce the noise generated during the operation of the lifting mechanism, and the first stepping motor 171 can make the lifting mechanism run smoothly.
[0036] Such as Figure 4 As shown, in the present invention, the suction cup mechanism includes two horizontally arranged fixed bases 18, and a transverse support rod 19 installed between the two fixed bases 18. A first telescopic mechanism that can be telescoped back and forth is installed, and both ends of the transverse support rod 19 are respectively fixedly connected with the telescopic ends of the first telescopic mechanism; the transverse support rod 19 is provided with a plurality of vacuum suction trays 7 at intervals The suction cup 15 is provided with a second telescopic mechanism that can be extended up and down between the suction cup 15 and the horizontal support rod 19, and the second telescopic mechanism is detachably connected to the horizontal support rod 19, and the top of the suction cup 15 is connected to The telescopic ends of the second telescopic mechanism are fixedly connected. Preferably, the first telescopic mechanism includes a single rod cylinder 101 and a linear guide 102, the single rod cylinder 101 is fixedly installed below the fixed base 18, and the linear guide 102 is installed above the fixed base 18. A corner connector 103 is provided between the single rod cylinder 101 and the linear guide 102, one end of the corner connector 103 is fixedly connected to the top of the piston of the single rod cylinder 101, and the other end of the corner connector 103 is connected to one of the linear guide 102 Side fixed connection; the second telescopic mechanism is a double rod cylinder 104, one side of the double rod cylinder 104 is fixed with a fixed connecting plate 105; the transverse support rod 19 is provided with a T-shaped sliding groove 106, the T A locking bolt (not shown in the figure) is placed in the chute 106, and the locking bolt is threadedly connected to the fixed connecting plate 105, and the double-rod cylinder 104 is fixed on the transverse support rod 19.
[0037] In the present invention, the front and rear positions of the tray 7 can be adjusted by operating the single-rod cylinder 101, and the height position of the tray 7 can be adjusted by operating the double-rod cylinder 104, which realizes the transportation and movement of the tray 7 in the horizontal and vertical directions, and has a structure Features of simplicity and high stability. The handling and movement of the material tray 7 can realize automatic handling without manual intervention, which effectively reduces the labor intensity of workers, greatly meets the actual needs of production, and reduces production costs.
[0038] In the present invention, the suction cup 15 includes four groups of suction components for absorbing the material tray and an adjustment mechanism for adjusting the suction angle of the suction components. Each group of suction components includes a suction rod connected to an external air source and a suction rod arranged at the suction. The suction cup at the lower end of the rod; the adjustment mechanism includes an adjustment fixing seat and an adjustment rod provided with an adjustment groove, one end of the adjustment rod is slidably connected to the adjustment fixing seat through the adjustment groove, and the suction rod penetrates the adjustment groove and is fixed to the adjustment The other end of the rod. In this embodiment, the suction center point of the suction cup can be changed by adjusting the extension length and the deflection angle of the adjusting rod, which can be adapted to trays of different sizes and areas, so as to keep facing the tray 7 during the process of moving the tray 7 The suction force prevents the tray 7 from falling off during the movement. When the area of the material tray 7 is large, the adjusting rod extends outwards to the suction point of the suction cup; on the contrary, the adjusting rod shrinks the suction point of the suction cup inwardly.
[0039] In the present invention, the automatic material conveyor 4 includes a conveying frame 41 and a lifting frame 42. The conveying frame 41 is fixedly installed on one side of the lifting frame 42; The first conveying device 43 into the material rack 5 with the empty ingredient tray 6 is provided with a second conveying device 44 for sending out the material rack 5 with the material under the conveying rack 41; the first conveying device 43 A first push plate mechanism 45 for pushing the empty ingredient tray 6 out of the material rack 5 and entering the material receiving table 2 is provided below the material receiving table 2. The material receiving table 2 is provided with the material receiving tray 6 to push back The second push plate mechanism 46 of the material rack 5; when the lifting frame 42 descends to the second conveying device 44, the second conveying device 44 transports the material rack 5 that has been loaded with materials outward.
[0040] The working process is as follows: firstly, the empty ingredient tray 6 is inserted into the material rack 5 one by one, and then placed on the right end of the first conveying device 43, and then the material rack 5 is automatically transported from the right to the left lifting frame 42, the lifting frame 42 Holding the material rack 5 downwards at equal distances; when the first empty ingredient tray 6 faces the first push tray mechanism 45, the first push tray mechanism 45 pushes the empty ingredient tray 6 into the material receiving table 2 to the left, The empty batching tray 6 waits for the parts grabbing robot 3 to put the parts on the receiving table 2; if the empty batching tray 6 has been loaded with a rated number of parts, the second pushing tray mechanism 46 will push the filled material to the right Return to the material rack 5, and the first push plate mechanism 45 is blocked on the right side of the material rack 5 to prevent excessive pushing out. At this time, the lifting frame 42 descends by the height of the ingredient tray 6 so that the second empty ingredient tray 6 faces the first push tray mechanism 45, and then the present invention repeats the above ejecting and receiving action, and then pushes it after the material is filled. Go back to the material rack 5, and repeat the work. When all the empty ingredient trays 6 in the material rack 5 have been filled with parts, and the lifting frame 42 has been lowered to the lowest point, the material rack 5 automatically enters the second conveying device 46 from the lifting frame 42, and then the second conveying device 46 The material rack 5 is automatically transported from the left to the right.
[0041] In the process of using the automatic material conveyor 4 to repeatedly convey and receive materials, there is no need to manually move the material rack 5, which reduces manual labor; in addition, the material rack 5 does not need to be shut down during the entire conveying process, so that the production can be continuous and effectively improved Improve work efficiency.
[0042] Further, such as Image 6 As shown, the lifting frame 42 includes a lifting support frame 421, a second stepping motor 422, a second timing belt transmission mechanism 423, a vertical second ball screw 424, a bracket 425 and a third transmission device (in (Not shown in the figure), a support plate 426 is fixedly arranged on the upper end of the lifting support frame 421; the second stepping motor 422 and the second synchronous belt transmission mechanism 423 are respectively arranged on the upper end surface and the lower end surface of the support plate 426, The output shaft of the second stepping motor 422 is connected to the second timing belt transmission mechanism 423, the upper end of the second ball screw 424 is coaxially connected to the second timing belt transmission mechanism 423, and the bracket 425 is connected to the second ball A rail slider 427 is arranged between the lead screws 424, the bracket 425 is slidably connected to the second ball screw 424 through the rail slider 427, and the third conveying device is installed on the bracket 425. During operation, the second stepping motor 422 drives the second timing belt transmission mechanism 423 to rotate, thereby driving the second ball screw 424 to rotate, and the guide rail slider 427 moves up and down along the axial direction of the second ball screw 424, thus achieving The lifting action of the bracket 425; its structure is simple, repeated positioning is accurate, and it is easy to adjust and maintain.
[0043] Still further, the first transmission device 43, the second transmission device 44, and the third transmission device have the same transmission mechanism 47. The transmission mechanism 47 includes a horizontal transmission bracket 471, a support panel 472, a driving motor 473, and two The conveying tank chain 474, the support panel 472 is installed in the middle of the horizontal transmission bracket 471, the two conveying tank chains 474 are symmetrically arranged on both sides of the support panel 472, and the driving motor 473 is fixedly installed under the support panel 472 to drive The motor 473 drives the two conveyor tank chains 474 to rotate. Such as Figure 7 As shown, the driving motor 473 is located in the middle of the conveying tank chain 474, and a driving wheel is installed on the output shaft of the driving motor 473, and the driving motor 473 is drivingly connected to one of the conveying tank chains 474 through the driving wheel; Both ends of the conveying tank chain 474 are provided with driven wheels, and a driven wheel shaft is provided between the two conveying tank chains 474, and the driven wheels on both sides are drivingly connected by the driven wheel shaft. The overall transmission process of the transmission mechanism is stable, the transmission speed is fast, the transmission efficiency is high, the whole process is smooth, and the failure rate is small.
[0044] On both sides of the top of the horizontal transmission bracket 471 are respectively fixedly installed limit side plates, the limit side plates are provided with a plurality of detection through holes at intervals, and the outer side of the detection through holes are provided with infrared rays for sensing material transmission. sensor. When the infrared sensor senses that the support panel 472 is placed in the material rack 5, the drive motor 473 starts to drive the conveyor tank chain 474, and it is detected in real time by the infrared sensor during the entire transmission process.
[0045] In the present invention, the first push plate mechanism 45 includes a first push rod 451, a first connecting member 452, and a first linear guide 453 fixed to the outside of the conveying frame 41. One end of the first push rod 451 is connected to One end of the first connecting member 452 is fixedly connected, and the other end of the first connecting member 452 is fixedly connected to the sliding seat of the first linear guide 453; the second push plate mechanism 46 includes a second push rod 461 and a second connecting member 462 And a second linear guide 463 fixed below the material receiving platform. The receiving platform is provided with a sliding through hole for the second connecting member 462 to pass through. The lower end of the second connecting member 462 and the second linear guide 463 The sliding seat is fixedly connected; the upper end of the second connecting member 462 is provided with a fixed connection portion 464 with a threaded through hole, and an external thread is provided on the outside of the second push rod 461, and the second push rod 461 and the fixed connection portion 464 With threaded connection, the second ejection rod 461 can be screwed in or out relative to the fixed connecting portion 464, which facilitates adjustment of the ejection distance of the second ejection rod 461. In the present invention, the first linear guide 453 and the second linear guide 463 can move left and right only by connecting to the air source of the air cylinder, and are used to push the batching tray 6 into the material receiving table 2 or back to the material rack 5. , Its structure is simple and easy to operate.
[0046] The above are only the preferred embodiments of the present invention and do not limit the present invention in any form. Although the present invention is disclosed as above in preferred embodiments, it is not intended to limit the present invention. Anyone skilled in the art Without departing from the scope of the technical solution of the present invention, when the technical content disclosed above is used to make slight changes or modification into equivalent embodiments with equivalent changes, provided that the technical solution of the present invention does not deviate from the content of the technical solution of the present invention, it means the above Any simple modifications, equivalent changes and modifications made in the embodiments fall within the scope of the technical solution of the present invention.
