Screen One-shot Injection Molding Machine

Abstract

The present invention discloses a screen one-shot injection molding feeding machine, comprising an equipment frame, a screen cloth feeding module for supplying screen cloths of the same or different specifications to a designated position, a screen cloth positioning module for stopping and positioning screen cloths of different specifications, a screen cloth conveying module for conveying the screen cloths supplied by the screen cloth feeding module to the screen cloth positioning module in a one-to-one correspondence, a screen cloth collecting hanger for positioning all screen cloths in a one-to-one correspondence according to the screen cloth placement positions in the injection mold cavity of the injection molding machine, an injection molding product unloading head for grabbing injection molded products, an injection molding machine loading and unloading mechanical arm for driving the screen cloth collecting hanger and the injection molding product unloading head to move to realize screen cloth loading and product unloading, an injection molding product unloading and conveying module and a control system for conveying injection molded products. The present invention realizes automatic loading of large and small screen cloths, automatic material taking and implanting of large and small screen cloths into molds, and automatic unloading of injection molded products, effectively improving the quality of injection molded products and improving production efficiency.

Description

Technical Field

[0001] The present invention relates to the technical field of automated assembly, in particular to a screen one-shot injection molding feeding machine. Background Art

[0002] Nowadays, the sound quality requirements of wireless headphones are getting higher and higher. Clients improve the sound quality of headphones by optimizing the design of large and small mesh cloths. The large and small mesh cloths need to be molded into the interior of the headphone cavity through injection molds.

[0003] At present, the method of implanting large and small mesh cloths into injection molds is to manually implant the large and small mesh cloths into the molds. Manual operation is not only inefficient but also has unstable quality and can no longer meet customer needs.

[0004] In addition, the design of parts in the 3C industry is becoming smaller and smaller. The actual production of injection molds requires higher and higher precision and quality stability of parts in the mold. At the same time, it is required to continuously improve production efficiency and reduce costs. It is becoming increasingly difficult to artificially implant small mesh cloths. Summary of the invention

[0005] In order to overcome the above-mentioned defects, the present invention provides a screen-shot injection molding loader, which realizes automatic loading of large and small mesh cloths, automatic material retrieval and implantation into molds, and automatic unloading of injection molded products during injection molding of wireless earphone cavities, thereby saving labor costs, improving production efficiency and enhancing product quality.

[0006] The technical solution adopted by the present invention to solve its technical problems is as follows: a screen one-shot injection molding feeding machine, including an equipment frame, a screen cloth feeding module, a screen cloth positioning module, a screen cloth handling module, a screen cloth summary hanger, an injection molding product unloading head, an injection molding machine loading and unloading mechanical arm, an injection molding product unloading and conveying module and a control system, at least one screen cloth feeding module is fixedly arranged on the equipment frame, and each screen cloth feeding module can respectively supply screen cloths of the same specification or different specifications to a designated position, at least one screen cloth positioning module is fixedly arranged on the equipment frame, and each screen cloth positioning module is respectively provided with a screen cloth positioning structure matching various screen cloths, the screen cloth handling module can transport the screen cloths supplied to the designated position by the screen cloth feeding module to the screen cloth positioning module one by one for stopping and positioning, and the screen cloth summary hanger is provided with a plurality of screen cloth material taking suction ... The mesh cloth picking suction nozzle position distribution corresponds to the mesh cloth placement position in the injection mold cavity on the injection molding machine. The mesh cloth picking suction nozzle can negatively pressure the mesh cloth stopped and positioned on the mesh cloth positioning module in a one-to-one manner. The injection molding product blanking head can pick up and place the injection molded products injection molded in the injection molding machine. The mesh cloth collection hanger and the injection molding product blanking head are respectively installed on the moving ends of the injection molding machine loading and unloading mechanical arms. The moving ends of the injection molding machine loading and unloading mechanical arms can move to any point in a specified three-dimensional space. The injection molding product blanking and conveying module can convey the injection molding products taken out from the injection molding machine by the injection molding product blanking head forward. The control system controls the mesh cloth feeding module, the mesh cloth positioning module, the mesh cloth handling module, the mesh cloth collection hanger, the injection molding product blanking head, the injection molding machine loading and unloading mechanical arms and the injection molding product blanking and conveying module to circulate.

[0007] As a further improvement of the present invention, the mesh cloth feeding module comprises a large mesh cloth feeding module, a first small mesh cloth feeding module and a second small mesh cloth feeding module, wherein:

[0008] The large mesh cloth feeding module includes a large mesh cloth feeding rack, a large mesh cloth feeding tray, a large mesh cloth waste tray, a large mesh cloth turning and separating platform, a large mesh cloth bottom paper pulling device and a large mesh cloth feeding driving device. The large mesh cloth feeding tray and the large mesh cloth waste tray are respectively installed on the large mesh cloth feeding rack in an active rotation manner. The large mesh cloth turning and separating platform is fixedly installed on the large mesh cloth feeding rack. The large mesh cloth turning and separating platform is provided with a large mesh cloth supporting table for the large mesh cloth belt piece to slide flatly. The large mesh fabric belt led out from the disk can slide forward flat against the large mesh fabric supporting table and turn at the front edge of the large mesh fabric supporting table and finally be wound on the large mesh fabric waste disk. The large mesh fabric bottom paper pulling device can pull the large mesh fabric belt bottom paper that has turned at the front edge of the large mesh fabric supporting table forward. The large mesh fabric pulling drive device drives the large mesh fabric bottom paper pulling device to pull the material intermittently. The control system controls the start and stop actions of the large mesh fabric loading disk, the large mesh fabric waste disk and the large mesh fabric pulling drive device.

[0009] The first small mesh cloth feeding module and the second small mesh cloth feeding module both include a small mesh cloth loading rack, a small mesh cloth loading tray, a small mesh cloth waste tray, a small mesh cloth protective film receiving tray, a small mesh cloth clamping platform, a small mesh cloth bottom paper pulling device and a small mesh cloth pulling driving device. The small mesh cloth loading tray, the small mesh cloth waste tray and the small mesh cloth protective film receiving tray are respectively installed on the small mesh cloth loading rack and can be actively rotated. The small mesh cloth loading tray can rotate to supply the small mesh cloth belt, the small mesh cloth waste tray can rotate to wind up the small mesh cloth belt bottom paper and the waste thereon, the small mesh cloth protective film receiving tray can rotate to wind up the protective film covering the surface of the small mesh cloth belt, the small mesh cloth clamping platform is fixedly installed on the small mesh cloth loading rack, and the small mesh cloth clamping platform is provided with a small The mesh cloth supporting table and the small mesh cloth clamping table are also provided with a small mesh cloth pressing plate which can move. The small mesh cloth pressing plate can clamp the small mesh cloth belt with the protective film torn off together with the small mesh cloth stripping table, so that the small mesh cloth belt of set length is stopped and flatly attached to the surface of the small mesh cloth supporting table. The small mesh cloth clamping table is also provided with a small mesh cloth pressing driving device which drives the small mesh cloth pressing plate to move and realizes the pressing and loosening of the small mesh cloth belt. The small mesh cloth bottom paper pulling device can intermittently pull the small mesh cloth bottom paper forward, and the small mesh cloth pulling driving device drives the small mesh cloth bottom paper pulling device to intermittently pull the material, and the control system controls the start and stop actions of the small mesh cloth loading tray, the small mesh cloth waste tray, the small mesh cloth protective film receiving tray, the small mesh cloth pressing driving device and the small mesh cloth pulling driving device.

[0010] As a further improvement of the present invention, the large mesh cloth base paper pulling device and the small mesh cloth base paper pulling device are respectively a large mesh cloth base paper pulling roller and a small mesh cloth base paper pulling roller that can be rotatably installed on the large mesh cloth loading rack and the small mesh cloth loading rack, and the circumferential outer side walls of the large mesh cloth base paper pulling roller and the small mesh cloth base paper pulling roller are provided with convex teeth that engage and transmit with the positioning holes on the edges of the large mesh cloth belt and the small mesh cloth belt, and the large mesh cloth pulling drive device and the small mesh cloth pulling drive device respectively drive the large mesh cloth base paper pulling roller and the small mesh cloth base paper pulling roller to rotate intermittently at a fixed angle.

[0011] As a further improvement of the present invention, the mesh positioning module includes a large mesh positioning module, a first small mesh positioning module and a second small mesh positioning module, wherein:

[0012] The large mesh cloth positioning module includes a large mesh cloth carrier installed on the equipment frame, the large mesh cloth carrier is provided with a plurality of large mesh cloth positioning platforms, the large mesh cloth positioning platforms are provided with a plurality of negative pressure suction holes, the periphery of the large mesh cloth positioning platforms is provided with four large mesh cloth positioning sliders which slide radially along the large mesh cloth positioning platforms, the large mesh cloth positioning sliders are respectively stopped on the four sides of the large mesh cloth placed on the large mesh cloth positioning platforms, the large mesh cloth carrier is also provided with a large mesh cloth positioning slider driving device, the large mesh cloth positioning slider driving device drives the large mesh cloth positioning slider to slide back and forth;

[0013] The first small mesh cloth positioning module and the second small mesh cloth positioning module both include a small mesh cloth carrier installed on the equipment frame and a small mesh cloth secondary positioning device, the small mesh cloth carrier is provided with a plurality of small mesh cloth positioning nozzles, the small mesh cloth positioning nozzles can negatively adsorb the small mesh cloth, the small mesh cloth secondary positioning device includes a small mesh cloth secondary positioning frame sliding along a direction perpendicular to the surface of the small mesh cloth carrier and a direction parallel to the surface of the small mesh cloth carrier, and a plurality of small mesh cloth positioning chucks provided on the small mesh cloth secondary positioning frame, the small mesh cloth positioning chucks can clamp the outer surfaces around the small mesh cloth on the small mesh cloth positioning nozzles.

[0014] As a further improvement of the present invention, the large mesh cloth supporting table on the large mesh cloth turning and separating table is a horizontal surface, and the small mesh cloth clamping table is a vertical surface extending in the vertical direction;

[0015] The large mesh positioning module also includes a large mesh positioning bracket and a large mesh flipping drive device. The large mesh positioning bracket is fixedly installed on the equipment frame. The large mesh carrier can be flipped 90 degrees around a rotating shaft extending in the horizontal direction and is installed on the large mesh positioning bracket. The large mesh flipping drive device drives the large mesh carrier to flip back and forth, and the control system controls the start and stop action of the large mesh flipping drive device.

[0016] The small mesh cloth positioning nozzle of the small mesh cloth positioning module is arranged on the side wall in the vertical direction of the small mesh cloth carrier.

[0017] As a further improvement of the present invention, the equipment frame is also provided with a small mesh cloth positioning slide rail extending in the horizontal direction and a small mesh cloth positioning slider driving device. The small mesh cloth positioning slide rail is slidably provided with a small mesh cloth positioning slider, and the small mesh cloth positioning slider driving device drives the small mesh cloth positioning slider to slide back and forth. The first small mesh cloth positioning module and the second small mesh cloth positioning module also include a small mesh cloth positioning fixing seat and a small mesh cloth carrier rotation driving device. The small mesh cloth positioning fixing seat of the first small mesh cloth positioning module is fixedly installed on the small mesh cloth positioning slider, and the small mesh cloth positioning fixing seat of the second small mesh cloth positioning module is fixedly installed on the equipment frame. The small mesh cloth carrier can be installed on the small mesh cloth positioning fixing seat to rotate at a set angle around a rotating shaft extending in the vertical direction, and the small mesh cloth carrier rotation driving device drives the small mesh cloth carrier to rotate.

[0018] As a further improvement of the present invention, the mesh handling module includes a large mesh handling module, a first small mesh handling module and a second small mesh handling module, wherein:

[0019] The large mesh cloth handling module includes a large mesh cloth manipulator and a large mesh cloth handling suction cup. The moving end of the large mesh cloth manipulator can move in three directions perpendicular to each other. The large mesh cloth handling manipulator is fixedly installed on the equipment frame. The large mesh cloth handling suction cup is fixedly installed on the moving end of the large mesh cloth handling manipulator. The large mesh cloth handling suction cup can negatively absorb the large mesh cloth peeled off from the large mesh cloth belt.

[0020] The first small mesh cloth handling module and the second small mesh cloth handling module both include a small mesh cloth manipulator and a small mesh cloth handling suction cup, the moving end of the small mesh cloth manipulator can move in two directions perpendicular to each other on a horizontal plane, the small mesh cloth handling manipulator is fixedly installed on the equipment frame, the small mesh cloth handling suction cup is fixedly installed on the moving end of the small mesh cloth handling manipulator, and the small mesh cloth handling suction cup can negatively pressure absorb the small mesh cloth attached to the surface of the small mesh cloth belt.

[0021] As a further improvement of the present invention, a large mesh cloth detection module and a small mesh cloth detection module are further provided, the large mesh cloth detection module comprises a large mesh cloth position detection camera, a large mesh cloth position detection light source, a large mesh cloth detection light source bracket, a large mesh cloth detection slide rail and a large mesh cloth detection avoidance drive device, the large mesh cloth position detection camera is fixedly arranged on the equipment frame, the large mesh cloth position detection camera is located directly above the large mesh cloth supporting table of the large mesh cloth turning and separating table, the large mesh cloth position detection camera can image the large mesh cloth peeled off on the large mesh cloth supporting table, the large mesh cloth position detection camera is electrically connected and communicated with the control system, the control system can calculate the position of the peeled large mesh cloth, the large mesh cloth detection slide rail is fixedly installed on the equipment frame, the large mesh cloth detection light source bracket can be slidably installed on the large mesh cloth detection slide rail, the large mesh cloth position detection The light source is fixedly installed on the large mesh cloth detection light source bracket, the annular large mesh cloth position detection light source can slide to the top of the large mesh cloth supporting table and illuminate the large mesh cloth peeled off from the large mesh cloth belt, the large mesh cloth detection avoidance driving device drives the large mesh cloth detection light source bracket to reciprocate to realize the illumination of the large mesh cloth and avoidance of the large mesh cloth handling module; the small mesh cloth detection module includes a small mesh cloth position detection camera and a small mesh cloth position detection light source fixedly arranged on the equipment frame on one side of the small mesh cloth clamping table, the small mesh cloth position detection camera can image the small mesh cloth belt clamped and positioned on the small mesh cloth clamping table, the small mesh cloth position detection camera is electrically connected and communicated with the control system, the control system can calculate the position of the small mesh cloth on the small mesh cloth belt, and the small mesh cloth position detection light source can illuminate the small mesh cloth on the small mesh cloth clamping table.

[0022] As a further improvement of the present invention, the loading and unloading robot arm of the injection molding machine is a multi-axis articulated robot, and a mounting plate is fixedly provided on the moving end of the loading and unloading robot arm of the injection molding machine. The mesh cloth collection hanger and the injection molding product unloading head are respectively fixedly installed on both sides of the mounting plate. The injection molding product unloading head is provided with a negative pressure suction cup matching the injection molded product, and the negative pressure suction cup can negatively pressure adsorb the injection molded product in the injection mold.

[0023] As a further improvement of the present invention, the injection molded product unloading and conveying module includes an unloading slide rail, an injection molded product positioning carrier and an unloading drive device, one end of the unloading slide rail is close to the injection molding machine, and the other end of the unloading slide rail extends to the next workstation, the injection molded product positioning carrier can be slidably installed on the unloading slide rail, and the injection molded product positioning carrier is provided with a plurality of product positioning grooves matching the shape of the injection molded product, the injection molded product can be stopped and placed in the product positioning groove, and a pin is inserted on the bottom surface of the product positioning groove so as to be able to slide vertically, and an ejector drive device is also fixedly installed on the injection molded product positioning carrier, the ejector drive device drives the ejector to move up and down and tightly against the bottom surface of the injection molded product in the product positioning groove, the unloading drive device drives the injection molded product positioning carrier to slide back and forth on the unloading slide rail, and the control system controls the operation of the unloading drive device.

[0024] The beneficial effects of the present invention are as follows: the present invention realizes automatic feeding of large mesh cloth and small mesh cloth respectively through the large mesh cloth feeding module and the small mesh cloth feeding module, and positions the large mesh cloth and the small mesh cloth respectively through the mesh cloth positioning module, so that the position distribution of the large mesh cloth and the small mesh cloth is consistent with the implantation position of the large mesh cloth and the small mesh cloth in the injection mold, and then the large mesh cloth and the small mesh cloth are accurately adsorbed by the mesh cloth summary hanger and driven by the loading and unloading mechanical arm of the injection molding machine to descend the large mesh cloth and the small mesh cloth to be accurately implanted into the cavity of the injection mold. At the same time, the present invention also realizes automatic removal of the injection molded product from the injection mold by installing an injection molding product unloading head on the loading and unloading mechanical arm of the injection molding machine, and finally sent to the next workstation by the injection molding product unloading and conveying module. The present invention realizes automatic feeding of large and small mesh cloths, automatic material taking and implanting of large and small mesh cloths into the mold, and automatic unloading of injection molded products. The large and small mesh cloths are accurately placed in the injection mold, which effectively improves the quality of the injection molded products. At the same time, the fully automated operation saves labor costs and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A perspective view of the present invention;

[0026] Figure 2 It is a front view of the present invention;

[0027] Figure 3 A top view of the present invention;

[0028] Figure 4 It is a left side view of the present invention;

[0029] Figure 5 It is a three-dimensional diagram of the large mesh cloth feeding module of the present invention;

[0030] Figure 6 This is a front view of the large mesh cloth feeding module of the present invention;

[0031] Figure 7 A top view of a large mesh cloth feeding module of the present invention;

[0032] Figure 8 It is a right view of the large mesh cloth feeding module of the present invention;

[0033] Fig. 9 It is a three-dimensional diagram of the first small mesh cloth feeding module of the present invention;

[0034] Fig.10 This is a front view of the first small mesh cloth feeding module of the present invention;

[0035] Fig.11 A bottom view of the first small mesh cloth feeding module of the present invention;

[0036] Fig.12 It is a right view of the first small mesh cloth feeding module of the present invention;

[0037] Fig.13 It is a three-dimensional diagram of the second small mesh cloth feeding module of the present invention;

[0038] Fig.14 This is a front view of the second small mesh cloth feeding module of the present invention;

[0039] Fig.15 A bottom view of the second small mesh cloth feeding module of the present invention;

[0040] Fig.16 It is a right view of the second small mesh cloth feeding module of the present invention;

[0041] Fig.17 A three-dimensional diagram of a large mesh cloth handling module of the present invention;

[0042] Fig.18 This is a front view of the large mesh cloth handling module of the present invention;

[0043] Fig.19 A top view of a large mesh cloth handling module of the present invention;

[0044] Fig. 20 It is a right view of the large mesh cloth handling module of the present invention;

[0045] Fig.21 A three-dimensional diagram of a small mesh cloth transport module of the present invention;

[0046] Fig. 22This is a front view of the small mesh cloth transport module of the present invention;

[0047] Fig.23 A top view of a small mesh cloth transport module of the present invention;

[0048] Fig.24 It is a right view of the small mesh cloth transport module of the present invention;

[0049] Fig.25 A three-dimensional diagram of a large mesh positioning module of the present invention;

[0050] Fig.26 This is a front view of the large mesh positioning module of the present invention;

[0051] Fig. 27 A top view of a large mesh positioning module of the present invention;

[0052] Fig.28 It is a right view of the large mesh positioning module of the present invention;

[0053] Fig.29 A three-dimensional diagram of a small mesh positioning module of the present invention;

[0054] Fig.30 This is a front view of the small mesh positioning module of the present invention;

[0055] Fig.31 A top view of a small mesh positioning module of the present invention;

[0056] Fig.32 It is a right view of the small mesh positioning module of the present invention;

[0057] Fig.33 A three-dimensional diagram of a small mesh secondary positioning module of the present invention;

[0058] Fig.34 This is a front view of the small mesh secondary positioning module of the present invention;

[0059] Fig.35 It is a top view of the small mesh secondary positioning module of the present invention;

[0060] Fig.36 It is a right view of the small mesh secondary positioning module of the present invention;

[0061] Fig.37 It is a three-dimensional diagram of the large mesh detection module of the present invention;

[0062] Fig.38 This is a front view of the large mesh detection module of the present invention;

[0063] Fig.39 A top view of a large mesh detection module of the present invention;

[0064] Fig.40It is a right view of the large mesh detection module of the present invention;

[0065] Fig.41 A three-dimensional diagram of a small mesh detection module of the present invention;

[0066] Fig.42 This is a front view of the small mesh detection module of the present invention;

[0067] Fig.43 A top view of a small mesh detection module of the present invention;

[0068] Fig.44 It is a right view of the small mesh detection module of the present invention;

[0069] Fig.45 A three-dimensional diagram of a mesh cloth assembly rack of the present invention;

[0070] Fig.46 This is a front view of the mesh collection rack of the present invention;

[0071] Fig.47 A bottom view of the mesh assembly hanger of the present invention;

[0072] Fig.48 It is a right view of the mesh collection hanger of the present invention;

[0073] Fig.49 This is a three-dimensional diagram of the injection molding product unloading and conveying module of the present invention;

[0074] Fig.50 This is a front view of the injection molding product unloading and conveying module of the present invention;

[0075] Fig.51 It is a top view of the injection molding product unloading and conveying module of the present invention;

[0076] Fig.52 It is a right view of the injection molding product unloading and conveying module of the present invention. DETAILED DESCRIPTION

[0077] Embodiment: A screen one-shot injection molding feeder, comprising an equipment frame 1, a mesh feeding module, a mesh positioning module, a mesh handling module, a mesh summary hanger 2, an injection molding product unloading head 3, an injection molding machine loading and unloading robot arm, an injection molding product unloading and conveying module 4 and a control system, at least one mesh feeding module is fixedly arranged on the equipment frame 1, and each mesh feeding module can supply meshes of the same specification or different specifications to a designated position, at least one mesh positioning module is fixedly arranged on the equipment frame 1, and each mesh positioning module is respectively provided with a mesh positioning structure matching various meshes, the mesh handling module can transport the mesh supplied to the designated position by the mesh feeding module to the mesh positioning module one by one for stop positioning, and the mesh summary hanger 2 is provided with a plurality of mesh picking suction nozzles 21, the mesh picking suction nozzles The position distribution of 21 corresponds one by one to the placement position of the mesh cloth in the cavity of the injection mold on the injection molding machine. The mesh cloth picking suction nozzle 21 can one by one correspond to the negative pressure suction of the mesh cloth stop positioning module. The injection molding product discharge head 3 can pick up and place the injection molded products in the injection molding machine. The mesh cloth collection hanger 2 and the injection molding product discharge head 3 are respectively installed on the moving ends of the injection molding machine loading and unloading mechanical arms. The moving ends of the injection molding machine loading and unloading mechanical arms can move to any point in a specified three-dimensional space. The injection molding product discharge conveying module 4 can convey the injection molding products taken out from the injection molding machine by the injection molding product discharge head 3 forward. The control system controls the mesh cloth feeding module, the mesh cloth positioning module, the mesh cloth handling module, the mesh cloth collection hanger 2, the injection molding product discharge head 3, the injection molding machine loading and unloading mechanical arms and the injection molding product discharge conveying module 4 to circulate.

[0078] When the wireless earphone shell is subjected to in-mold injection molding, the mesh to be implanted in the injection mold is placed in the designated position for feeding through the mesh feeding module, and then the meshes of various specifications are distributed and transported to the corresponding mesh positioning module for positioning through the mesh conveying module, so that the distribution position of the mesh on the mesh positioning module is consistent with the mesh positioning position in the injection mold, and then the mesh collection hanger 2 is used to negatively adsorb the mesh on the mesh positioning module, and the loading and unloading mechanical arm of the injection molding machine moves with the mesh collection hanger 2 to extend it into the injection mold on the injection molding machine, and meshes of various specifications are accurately implanted into the cavity of the injection mold, and after the mesh collection hanger 2 exits the injection mold, the injection mold is closed and injection molding is performed to form. The molded product is formed. After the injection molded product is discharged from the injection molding machine, it is grabbed by an injection molded product unloading head 3, and the injection molding machine loading and unloading mechanical arm moves the injection molded product unloading head 3 to place the injection molded product on the injection molded product unloading and conveying module 4, so that the injection molded product is sent to the next workstation for assembly. The present invention realizes automatic feeding, automatic positioning and accurate feeding of the wireless earphone shell mesh cloth into the injection mold, and simultaneously realizes automatic unloading of the wireless earphone shell injection molded product, so that the injection molding product in the wireless earphone shell mold is fully automated, without manual operation, greatly improving the production efficiency of the flow wireless earphone shell, saving labor, and the position of the mesh cloth in the wireless earphone shell is accurate, which effectively improves the quality of the wireless earphone shell.

[0079] The mesh cloth feeding module comprises a large mesh cloth feeding module 5, a first small mesh cloth feeding module 6 and a second small mesh cloth feeding module 7, wherein:

[0080] The large mesh cloth feeding module 5 includes a large mesh cloth feeding rack 51, a large mesh cloth feeding tray 52, a large mesh cloth waste tray 53, a large mesh cloth turning and separating platform 54, a large mesh cloth bottom paper pulling device 55 and a large mesh cloth feeding drive device 56. The large mesh cloth feeding tray 52 and the large mesh cloth waste tray 53 are respectively installed on the large mesh cloth feeding rack 51 and can be actively rotated. The large mesh cloth turning and separating platform 54 is fixedly installed on the large mesh cloth feeding rack 51. The large mesh cloth turning and separating platform 54 is provided with a large mesh cloth supporting table for the large mesh cloth belt to slide flatly. The large mesh cloth belt led out from the large mesh cloth feeding tray 52 can slide forward flatly on the large mesh cloth supporting table and turn at the front edge of the large mesh cloth supporting table and finally wrap around the large mesh cloth waste tray 53. The large mesh cloth bottom paper pulling device 55 can pull forward. The large mesh cloth belt with bottom paper turns after passing through the front edge of the large mesh cloth supporting table, and the large mesh cloth pulling driving device 56 drives the large mesh cloth bottom paper pulling device 55 to pull the material intermittently, and the control system controls the large mesh cloth loading tray 52, the large mesh cloth waste tray 53 and the large mesh cloth pulling driving device 56 to start and stop. The large mesh cloth is fed through the large mesh cloth loading tray 52, and the large mesh cloth belt passes through a plurality of guide rollers and enters the large mesh cloth turning and separating table 54. When the large mesh cloth belt turns on the large mesh cloth turning and separating table 54, due to the large mesh cloth having a certain hardness, it cannot turn together with the bottom paper, and then it is lifted and peeled off. The large mesh cloth waste and the bottom paper are finally wound and collected by the large mesh cloth waste tray 53, and the peeled large mesh cloth is grabbed and sent away by the large mesh cloth transport mechanism. In addition, the whole stack of large mesh cloth can also be fed through the material bin;

[0081] The first small mesh cloth feeding module 6 and the second small mesh cloth feeding module 7 both include a small mesh cloth loading rack 61, a small mesh cloth loading tray 62, a small mesh cloth waste tray 63, a small mesh cloth protective film receiving tray 64, a small mesh cloth clamping platform 65, a small mesh cloth bottom paper pulling device 66 and a small mesh cloth feeding drive device 67. The small mesh cloth loading tray 62, the small mesh cloth waste tray 63 and the small mesh cloth protective film receiving tray 64 are respectively and actively rotatably installed on the small mesh cloth loading rack 61. The rotation of the small mesh cloth loading tray 62 can supply the small mesh cloth belt, and the rotation of the small mesh cloth waste tray 63 can wind up the small mesh cloth belt bottom paper and the waste paper thereon. The small mesh cloth protective film receiving disk 64 is rotatable to wind up the protective film covering the surface of the small mesh cloth material belt, the small mesh cloth clamping platform 65 is fixedly installed on the small mesh cloth feeding rack 61, and the small mesh cloth clamping platform 65 is provided with a small mesh cloth supporting table for the small mesh cloth material belt to slide flatly, and the small mesh cloth clamping platform 65 is also provided with a small mesh cloth pressing plate 68 which can move, and the small mesh cloth pressing plate 68 can clamp the small mesh cloth material belt with the protective film torn off together with the small mesh cloth stripping table, so that the small mesh cloth belt of the set length is stopped and flatly attached to the surface of the small mesh cloth supporting table, and the small mesh cloth clamping platform 65 is also provided with a driving small mesh cloth pressing plate 68. 8 movement to realize the small mesh cloth pressing driving device 69 for pressing and loosening the small mesh cloth belt, the small mesh cloth bottom paper pulling device 66 can intermittently pull the small mesh cloth bottom paper forward, the small mesh cloth pulling driving device 67 drives the small mesh cloth bottom paper pulling device 66 to intermittently pull the material, the control system controls the small mesh cloth feeding tray 62, the small mesh cloth waste tray 63, the small mesh cloth protective film receiving tray 64, the small mesh cloth pressing driving device 69 and the small mesh cloth pulling driving device 67 to start and stop, the small mesh cloth is fed by the small mesh cloth feeding tray 62, the small mesh cloth belt is transported forward for a distance through the guide roller, and the small mesh cloth belt is put on The protective film is wound and collected by the small mesh cloth protective film collecting tray 64, and the small mesh cloth continues to be transported forward together with the base paper, and finally reaches the surface of the small mesh cloth clamping platform 65. When the small mesh cloth belt is transported on the small mesh cloth clamping platform 65, the small mesh cloth belt is intermittently clamped and positioned by the small mesh cloth clamping platform 65. At this time, the small mesh cloth handling module can suck the small mesh cloth on the small mesh cloth belt by negative pressure adsorption and transport it away. At the same time, the waste material and base paper on the small mesh cloth belt are wound and collected by the small mesh cloth waste tray 63. In addition, the small mesh cloth can also be placed in the tray and sucked by the small mesh cloth handling module under negative pressure or grabbed by the clamp.

[0082] The large mesh cloth bottom paper pulling device 55 and the small mesh cloth bottom paper pulling device 66 are respectively a large mesh cloth bottom paper pulling roller and a small mesh cloth bottom paper pulling roller which can be rotatably installed on the large mesh cloth loading rack 51 and the small mesh cloth loading rack 61, and the large mesh cloth bottom paper pulling roller and the small mesh cloth bottom paper pulling roller are provided with convex teeth on the outer circumferential walls thereof for engaging and transmitting with the positioning holes on the edges of the large mesh cloth belt and the small mesh cloth belt, and the large mesh cloth pulling driving device 56 and the small mesh cloth pulling driving device 67 respectively drive the large mesh cloth bottom paper pulling roller and the small mesh cloth bottom paper pulling roller to rotate intermittently at a fixed angle. The large mesh cloth bottom paper pulling roller and the small mesh cloth bottom paper pulling roller rotate intermittently, so that the large mesh cloth material belt and the small mesh cloth material belt are pulled forward and fed intermittently. In addition, the large mesh cloth bottom paper pulling device 55 and the small mesh cloth bottom paper pulling device 66 can also be a clamping pulling structure composed of an active roller and a pressure roller, and the horizontal intermittent pulling of the material belt is realized by inserting a positioning pin that moves horizontally and vertically into the positioning hole of the material belt.

[0083] The mesh positioning module includes a large mesh positioning module 8, a first small mesh positioning module and a second small mesh positioning module, wherein:

[0084] The large mesh cloth positioning module 8 includes a large mesh cloth carrier 81 installed on the equipment frame 1, and a plurality of large mesh cloth positioning platforms 82 are provided on the large mesh cloth carrier 81, and a plurality of negative pressure suction holes are provided on the large mesh cloth positioning platform 82. Four large mesh cloth positioning sliders 83 are provided on the periphery of the large mesh cloth positioning platform 82 to slide radially along the large mesh cloth positioning platform 82, and the large mesh cloth positioning sliders 83 are respectively stopped on the four sides of the large mesh cloth placed on the large mesh cloth positioning platform 82. A large mesh cloth positioning slider driving device 84 is also provided on the large mesh cloth carrier 81. The slider driving device 84 drives the large mesh cloth positioning slider 83 to slide back and forth, and the large mesh cloth is sent to the large mesh cloth positioning platform 82 of the large mesh cloth carrier 81 by the large mesh cloth conveying module 11, and then the four large mesh cloth positioning sliders 83 slide to the set positions toward the center direction of the large mesh cloth positioning platform 82 respectively, and the horizontal position of the large mesh cloth is accurately positioned. At the same time, the negative pressure suction holes on the large mesh cloth positioning platform 82 are opened to negatively absorb the large mesh cloth with negative pressure, and the large mesh cloth is positioned in the vertical direction, thereby realizing the accurate positioning of the large mesh cloth on the large mesh cloth carrier 81;

[0085] The first small mesh cloth positioning module and the second small mesh cloth positioning module both include a small mesh cloth carrier 9 installed on the equipment frame 1 and a small mesh cloth secondary positioning device 10, the small mesh cloth carrier 9 is provided with a plurality of small mesh cloth positioning nozzles 91, the small mesh cloth positioning nozzles 91 can negatively adsorb the small mesh cloth, the small mesh cloth secondary positioning device 10 includes a small mesh cloth secondary positioning frame 101 sliding along the direction perpendicular to the surface of the small mesh cloth carrier 9 and the direction parallel to the surface of the small mesh cloth carrier 9 and a plurality of small mesh cloth positioning chucks 1 provided on the small mesh cloth secondary positioning frame 101. 02, the small mesh cloth positioning chuck 102 can clamp the outer surface of the small mesh cloth around the small mesh cloth positioning suction nozzle 91, and after the small mesh cloth is sent to the small mesh cloth carrier 9 by the small mesh cloth transport module and is negatively adsorbed by the small mesh cloth positioning suction nozzle 91, the small mesh cloth secondary positioning device 10 is fed to a position opposite to the small mesh cloth carrier 9, and the small mesh cloth positioning chuck 102 on the small mesh cloth secondary positioning device 10 clamps the small mesh cloth around, and re-positions the small mesh cloth, so that the final position of the small mesh cloth on the small mesh cloth positioning suction nozzle 91 is accurate.

[0086] The large mesh cloth supporting table on the large mesh cloth turning and separating table 54 is a horizontal surface, and the small mesh cloth clamping table 65 is a vertical surface extending in the vertical direction;

[0087] The large mesh positioning module 8 also includes a large mesh positioning bracket 85 and a large mesh flipping drive device 86. The large mesh positioning bracket 85 is fixedly mounted on the equipment frame 1. The large mesh carrier 81 can be flipped 90 degrees around a rotating shaft extending in the horizontal direction and is mounted on the large mesh positioning bracket 85. The large mesh flipping drive device 86 drives the large mesh carrier 81 to flip back and forth, and the control system controls the start and stop of the large mesh flipping drive device 86.

[0088] The small mesh cloth positioning nozzle 91 of the small mesh cloth positioning module is arranged on the side wall of the small mesh cloth carrier 9 in the vertical direction.

[0089] The large mesh cloth supporting table is in a horizontal state when positioning the large mesh cloth, and then the supporting table is flipped 90 degrees so that the large mesh cloth unloading table extends vertically. At the same time, the small mesh cloth carrier 9 also extends vertically, which makes it convenient for the mesh cloth aggregation rack 2 to be inserted into the narrow gap of the equipment in a vertically extended state to take out the large mesh cloth and the small mesh cloth, which is conducive to a more compact design of the equipment and reduces the overall volume of the equipment.

[0090] The equipment frame 1 is also provided with a small mesh cloth positioning slide rail 92 extending in the horizontal direction and a small mesh cloth positioning slider driving device 94. The small mesh cloth positioning slide rail 92 is slidably provided with a small mesh cloth positioning slider 93, and the small mesh cloth positioning slider driving device 94 drives the small mesh cloth positioning slider 93 to slide back and forth. The first small mesh cloth positioning module and the second small mesh cloth positioning module also include a small mesh cloth positioning fixing seat 95 and a small mesh cloth carrier rotation driving device 96. The small mesh cloth positioning fixing seat 95 of the first small mesh cloth positioning module is fixedly installed on the small mesh cloth positioning slider 93, and the small mesh cloth positioning fixing seat 95 of the second small mesh cloth positioning module is fixedly installed on the equipment frame 1. The small mesh cloth carrier 9 can be installed on the small mesh cloth positioning fixing seat 95 to rotate around the rotating shaft extending in the vertical direction at a set angle, and the small mesh cloth carrier rotation driving device 96 drives the small mesh cloth carrier 9 to rotate.

[0091] The small mesh cloth positioning fixing seat 95 of the first small mesh cloth positioning module slides through the small mesh cloth positioning slider 93 to achieve horizontal movement position, and then is misaligned with the small mesh cloth positioning fixing seat 95 on the second small mesh cloth positioning module, so that the small mesh cloth carrier 9 on the first small mesh cloth positioning module and the second small mesh cloth positioning module can be rotated 90 degrees around the vertical axis to face the mesh cloth summary hanger 2, avoiding interference between the two during the rotation process. The small mesh cloth carrier 9 on the first small mesh cloth positioning module and the second small mesh cloth positioning module can be set back to back, and the small mesh cloth positioning suction nozzles 91 on the two small mesh cloth carriers 9 are in opposite directions, so that the small mesh cloth positioning suction nozzles 91 on the two small mesh cloth carriers 9 are simultaneously transporting the small mesh cloth in different directions, which is beneficial to improving the small mesh cloth transporting efficiency, and there will be no mutual interference during the transport process. The small mesh cloth is transferred to the mesh cloth summary hanger 2, and the two small mesh cloth carriers 9 are rotated in opposite directions to face the mesh cloth summary hanger 2 synchronously, so as to quickly position all the small mesh cloths on the mesh cloth summary hanger 2.

[0092] The mesh cloth handling module comprises a large mesh cloth handling module 11, a first small mesh cloth handling module 12 and a second small mesh cloth handling module 13, wherein:

[0093] The large mesh cloth handling module 11 includes a large mesh cloth manipulator 1101 and a large mesh cloth handling suction cup 1102. The moving end of the large mesh cloth manipulator 1101 can move in three directions perpendicular to each other. The large mesh cloth handling manipulator is fixedly installed on the equipment frame 1. The large mesh cloth handling suction cup 1102 is fixedly installed on the moving end of the large mesh cloth handling manipulator. The large mesh cloth handling suction cup 1102 can negatively absorb the large mesh cloth peeled off from the large mesh cloth belt;

[0094] The first small mesh cloth handling module 12 and the second small mesh cloth handling module 13 both include a small mesh cloth manipulator 1201 and a small mesh cloth handling suction cup 1202, the moving end of the small mesh cloth manipulator 1201 can move in two directions perpendicular to each other on a horizontal plane, the small mesh cloth handling manipulator is fixedly mounted on the equipment frame 1, the small mesh cloth handling suction cup 1202 is fixedly mounted on the moving end of the small mesh cloth handling manipulator, and the small mesh cloth handling suction cup 1202 can negatively pressure absorb the small mesh cloth attached to the surface of the small mesh cloth belt.

[0095] A large mesh detection module 14 and a small mesh detection module 15 are also provided. The large mesh detection module 14 includes a large mesh position detection camera 141, a large mesh position detection light source 142, a large mesh detection light source bracket 143, a large mesh detection slide rail 144 and a large mesh detection avoidance drive device 145. The large mesh position detection camera 141 is fixedly installed on the equipment frame 1. The large mesh position detection camera 141 is located directly above the large mesh support table of the large mesh turning and separating table 54. The large mesh position detection camera 141 can image the large mesh peeled off on the large mesh support table. The large mesh position detection camera 141 is electrically connected and communicated with the control system. The control system can calculate the position of the peeled large mesh. The large mesh detection slide rail 144 is fixedly installed on the equipment frame 1. The large mesh detection light source bracket 143 can be slidably installed on the large mesh detection slide rail 144. 42 is fixedly installed on the large mesh cloth detection light source bracket 143, the annular large mesh cloth position detection light source 142 can slide to the top of the large mesh cloth supporting table and illuminate the large mesh cloth peeled off from the large mesh cloth belt, the large mesh cloth detection avoidance driving device 145 drives the large mesh cloth detection light source bracket 143 to reciprocate to realize the illumination of the large mesh cloth and avoid the large mesh cloth handling module 11; the small mesh cloth detection module 15 includes a small mesh cloth position detection camera 151 and a small mesh cloth position detection light source 152 fixedly arranged on the equipment frame 1 on one side of the small mesh cloth clamping platform 65, the small mesh cloth position detection camera 151 can image the small mesh cloth belt clamped and positioned on the small mesh cloth clamping platform 65, the small mesh cloth position detection camera 151 is electrically connected and communicated with the control system, the control system can calculate the position of the small mesh cloth on the small mesh cloth belt, and the small mesh cloth position detection light source 152 can illuminate the small mesh cloth of the small mesh cloth clamping platform 65. When the large mesh and the small mesh are feeding, the large mesh position detection camera 141 and the small mesh position detection camera 151 respectively image the positions of the large mesh and the small mesh, so that the control system can accurately control the large mesh conveying module 11 and the small mesh conveying module to accurately absorb the large mesh and the small mesh to avoid material collection failure. The large mesh position detection light source 142 realizes detection and lighting of the large mesh through a movable structure, and at the same time can avoid the large mesh conveying module 11 to avoid interference.

[0096] The loading and unloading robot arm of the injection molding machine is a multi-axis articulated robot arm, and a mounting plate is fixedly provided on the moving end of the loading and unloading robot arm of the injection molding machine. The mesh collection hanger 2 and the injection molding product unloading head 3 are respectively fixedly installed on both sides of the mounting plate. The injection molding product unloading head 3 is provided with a negative pressure suction cup 31 matching the injection molding product, and the negative pressure suction cup 31 can negatively adsorb the injection molding product formed in the injection mold. One robot arm can realize the unloading of all meshes at the same time as the unloading of the injection molding product, realize the sharing of loading and unloading, save equipment cost and equipment volume, and the unloading head 3 of the injection molding product grabs the injection molding product and directly flips the moving end of the robot arm to realize mesh loading, and then the robot arm can take the mesh cloth after placing the injection molding product on the injection molding product unloading and conveying module 4, which greatly saves the unloading and unloading time and improves the unloading and unloading efficiency.

[0097] The injection molded product unloading and conveying module 4 includes an unloading slide rail 41, an injection molded product positioning carrier 42 and an unloading drive device 43. One end of the unloading slide rail 41 is close to the injection molding machine, and the other end of the unloading slide rail 41 extends to the next workstation. The injection molded product positioning carrier 42 can be slidably installed on the unloading slide rail 41. The injection molded product positioning carrier 42 is provided with a plurality of product positioning grooves 44 that match the shape of the injection molded product. The injection molded product can be stopped and placed in the product positioning groove 44. The bottom surface of the product positioning groove 44 can also be vertically slidably inserted with an ejector pin 45. The injection molded product positioning carrier 42 is also fixedly installed with an ejector pin drive device 46. The ejector pin drive device 46 drives the ejector pin to move up and down and press against the bottom surface of the injection molded product in the product positioning groove 44. The unloading drive device 43 drives the injection molded product positioning carrier 42 to slide back and forth on the unloading slide rail 41, and the control system controls the operation of the unloading drive device 43. The above method is used to realize the unloading of injection molded products, so that the injection molding machine is connected to the factory production line, and the wireless headset is formed and assembled online, which is beneficial to improve the production efficiency of the wireless headset, and avoids manual handling and transportation of injection molded products, saving labor and transportation costs.

Claims

1. A screen one-shot injection molding feeder, characterized in that: The invention comprises an equipment frame (1), a mesh feeding module, a mesh positioning module, a mesh handling module, a mesh collection hanger (2), an injection molding product unloading head (3), an injection molding machine loading and unloading mechanical arm, an injection molding product unloading and conveying module (4) and a control system, wherein at least one mesh feeding module is fixedly arranged on the equipment frame, and each mesh feeding module can supply meshes of the same specification or different specifications to a designated position, at least one mesh positioning module is fixedly arranged on the equipment frame, and each mesh positioning module is provided with a mesh positioning structure matching a variety of meshes, the mesh handling module can carry the meshes supplied to the designated position by the mesh feeding module to the mesh positioning module one by one for stop positioning, and the mesh collection hanger is provided with a plurality of mesh material taking suction nozzles (21), and the mesh material taking suction nozzles (21) are provided with a plurality of mesh material taking suction nozzles (22). The nozzle position distribution corresponds to the mesh cloth placement position in the injection mold cavity on the injection molding machine. The mesh cloth material taking suction nozzle can negatively pressure-suction the mesh cloth stopped and positioned on the mesh cloth positioning module. The injection molding product discharge head can take and place the injection molded products in the injection molding machine. The mesh cloth collection hanger and the injection molding product discharge head are respectively installed on the moving ends of the injection molding machine loading and unloading mechanical arms. The moving ends of the injection molding machine loading and unloading mechanical arms can move to any point in a specified three-dimensional space. The injection molding product discharge conveying module can convey the injection molding products taken out from the injection molding machine by the injection molding product discharge head forward. The control system controls the mesh cloth feeding module, the mesh cloth positioning module, the mesh cloth handling module, the mesh cloth collection hanger, the injection molding product discharge head, the injection molding machine loading and unloading mechanical arms and the injection molding product discharge conveying module to circulate. The mesh cloth feeding module comprises a large mesh cloth feeding module (5), a first small mesh cloth feeding module (6) and a second small mesh cloth feeding module (7), wherein: The large mesh cloth feeding module comprises a large mesh cloth feeding rack (51), a large mesh cloth feeding tray (52), a large mesh cloth waste tray (53), a large mesh cloth turning and separating platform (54), a large mesh cloth bottom paper pulling device (55) and a large mesh cloth feeding driving device (56), wherein the large mesh cloth feeding tray and the large mesh cloth waste tray are respectively mounted on the large mesh cloth feeding rack in a manner capable of actively rotating, the large mesh cloth turning and separating platform is fixedly mounted on the large mesh cloth feeding rack, and a large mesh cloth belt piece is provided on the large mesh cloth turning and separating platform for sliding flatly against the large mesh cloth belt piece. The mesh cloth supporting table, the large mesh cloth belt led out from the large mesh cloth feeding tray can slide forward flat against the large mesh cloth supporting table and turn at the front edge of the large mesh cloth supporting table and finally wrap around the large mesh cloth waste tray, the large mesh cloth bottom paper pulling device can pull the large mesh cloth belt bottom paper that passes through the front edge of the large mesh cloth supporting table and turns forward, the large mesh cloth pulling drive device drives the large mesh cloth bottom paper pulling device to pull the material intermittently, and the control system controls the start and stop actions of the large mesh cloth feeding tray, the large mesh cloth waste tray and the large mesh cloth pulling drive device; The first small mesh cloth feeding module and the second small mesh cloth feeding module both comprise a small mesh cloth loading rack (61), a small mesh cloth loading tray (62), a small mesh cloth waste tray (63), a small mesh cloth protective film receiving tray (64), a small mesh cloth clamping platform (65), a small mesh cloth bottom paper pulling device (66) and a small mesh cloth feeding drive device (67), wherein the small mesh cloth loading tray, the small mesh cloth waste tray and the small mesh cloth protective film receiving tray are respectively and actively rotatably installed on the small mesh cloth loading rack, the small mesh cloth loading tray can rotate to supply the small mesh cloth material belt, the small mesh cloth waste tray can rotate to wind up the small mesh cloth material belt bottom paper and the waste thereon, the small mesh cloth protective film receiving tray can rotate to wind up the protective film covering the surface of the small mesh cloth material belt, the small mesh cloth clamping platform is fixedly installed on the small mesh cloth loading rack, and the small mesh cloth clamping platform is provided with a small mesh cloth feeding tray. The mesh cloth belt is flat against the sliding small mesh cloth supporting table, and a small mesh cloth pressing plate (68) is also movable on the small mesh cloth clamping table. The small mesh cloth pressing plate can clamp the small mesh cloth belt with the torn protective film together with the small mesh cloth stripping table, so that the small mesh cloth belt of a set length is stopped and flat against the surface of the small mesh cloth supporting table. The small mesh cloth clamping table is also provided with a small mesh cloth pressing driving device (69) for driving the small mesh cloth pressing plate to move and realizing the pressing and loosening action of the small mesh cloth belt. The small mesh cloth bottom paper pulling device can intermittently pull the small mesh cloth bottom paper forward, and the small mesh cloth pulling driving device drives the small mesh cloth bottom paper pulling device to intermittently pull the material, and the control system controls the start and stop actions of the small mesh cloth loading tray, the small mesh cloth waste tray, the small mesh cloth protective film receiving tray, the small mesh cloth pressing driving device and the small mesh cloth pulling driving device.

2. The screen one-shot injection molding feeder according to claim 1, characterized in that: The large mesh cloth base paper pulling device and the small mesh cloth base paper pulling device are respectively a large mesh cloth base paper pulling roller and a small mesh cloth base paper pulling roller that can be rotatably installed on the large mesh cloth loading rack and the small mesh cloth loading rack. The large mesh cloth base paper pulling roller and the small mesh cloth base paper pulling roller are provided with convex teeth on the circumferential outer side walls that engage and transmit with the positioning holes on the edges of the large mesh cloth belt and the small mesh cloth belt. The large mesh cloth pulling drive device and the small mesh cloth pulling drive device respectively drive the large mesh cloth base paper pulling roller and the small mesh cloth base paper pulling roller to rotate intermittently at a fixed angle.

3. The screen one-shot injection molding feeder according to claim 1, characterized in that: The mesh positioning module comprises a large mesh positioning module (8), a first small mesh positioning module and a second small mesh positioning module, wherein: The large mesh cloth positioning module comprises a large mesh cloth carrier (81) installed on the equipment frame, the large mesh cloth carrier is provided with a plurality of large mesh cloth positioning platforms (82), the large mesh cloth positioning platforms are provided with a plurality of negative pressure suction holes, the periphery of the large mesh cloth positioning platform is provided with four large mesh cloth positioning sliders (83) which slide radially along the large mesh cloth positioning platform, the large mesh cloth positioning sliders are respectively stopped on the four sides of the large mesh cloth placed on the large mesh cloth positioning platform, the large mesh cloth carrier is also provided with a large mesh cloth positioning slider driving device (84), the large mesh cloth positioning slider driving device drives the large mesh cloth positioning slider to slide back and forth; The first small mesh cloth positioning module and the second small mesh cloth positioning module both comprise a small mesh cloth carrier (9) mounted on an equipment frame and a small mesh cloth secondary positioning device (10), wherein the small mesh cloth carrier is provided with a plurality of small mesh cloth positioning nozzles (91), wherein the small mesh cloth positioning nozzles are capable of negatively adsorbing the small mesh cloth, and the small mesh cloth secondary positioning device comprises a small mesh cloth secondary positioning frame (101) sliding in a direction perpendicular to and parallel to the surface of the small mesh cloth carrier and a plurality of small mesh cloth positioning chucks (102) arranged on the small mesh cloth secondary positioning frame, wherein the small mesh cloth positioning chucks are capable of clamping the outer surfaces of the small mesh cloth on the small mesh cloth positioning nozzles.

4. The screen one-shot injection molding feeder according to claim 3, characterized in that: The large mesh cloth supporting table on the large mesh cloth turning and separating table is a horizontal surface, and the small mesh cloth clamping table is a vertical surface extending in the vertical direction; The large mesh positioning module also includes a large mesh positioning bracket (85) and a large mesh turning drive device (86), wherein the large mesh positioning bracket is fixedly mounted on the equipment frame, and the large mesh carrier can be turned 90 degrees around a rotating shaft extending in the horizontal direction and is mounted on the large mesh positioning bracket, the large mesh turning drive device drives the large mesh carrier to turn back and forth, and the control system controls the start and stop of the large mesh turning drive device; The small mesh cloth positioning nozzle of the small mesh cloth positioning module is arranged on the side wall in the vertical direction of the small mesh cloth carrier.

5. The screen one-shot injection molding feeder according to claim 4, characterized in that: The equipment frame is also provided with a small mesh cloth positioning slide rail (92) extending in the horizontal direction and a small mesh cloth positioning slider driving device (94); a small mesh cloth positioning slider (93) is slidably provided on the small mesh cloth positioning slide rail, and the small mesh cloth positioning slider driving device drives the small mesh cloth positioning slider to slide back and forth; the first small mesh cloth positioning module and the second small mesh cloth positioning module also include a small mesh cloth positioning fixing seat (95) and a small mesh cloth carrier rotation driving device (96); the small mesh cloth positioning fixing seat of the first small mesh cloth positioning module is fixedly installed on the small mesh cloth positioning slider, and the small mesh cloth positioning fixing seat of the second small mesh cloth positioning module is fixedly installed on the equipment frame; the small mesh cloth carrier can be installed on the small mesh cloth positioning fixing seat to rotate around a rotating shaft extending in the vertical direction at a set angle; the small mesh cloth carrier rotation driving device drives the small mesh cloth carrier to rotate.

6. The screen one-shot injection molding feeder according to claim 4, characterized in that: The mesh cloth handling module comprises a large mesh cloth handling module (11), a first small mesh cloth handling module (12) and a second small mesh cloth handling module (13), wherein: The large mesh cloth handling module comprises a large mesh cloth manipulator (1101) and a large mesh cloth handling suction cup (1102), wherein the moving end of the large mesh cloth manipulator can move in three directions perpendicular to each other, the large mesh cloth handling manipulator is fixedly mounted on the equipment frame, and the large mesh cloth handling suction cup is fixedly mounted on the moving end of the large mesh cloth handling manipulator, and the large mesh cloth handling suction cup can negatively absorb the large mesh cloth peeled off from the large mesh cloth belt; The first small mesh cloth handling module and the second small mesh cloth handling module both comprise a small mesh cloth manipulator (1201) and a small mesh cloth handling suction cup (1202), wherein the moving end of the small mesh cloth manipulator can move in two directions perpendicular to each other on a horizontal plane, the small mesh cloth handling manipulator is fixedly mounted on an equipment frame, and the small mesh cloth handling suction cup is fixedly mounted on the moving end of the small mesh cloth handling manipulator, and the small mesh cloth handling suction cup can negatively pressure absorb the small mesh cloth attached to the surface of the small mesh cloth belt.

7. The screen one-shot injection molding feeder according to claim 1, characterized in that: A large mesh detection module (14) and a small mesh detection module (15) are also provided. The large mesh detection module comprises a large mesh position detection camera (141), a large mesh position detection light source (142), a large mesh detection light source bracket (143), a large mesh detection slide rail (144) and a large mesh detection avoidance drive device (145). The large mesh position detection camera is fixedly mounted on the equipment frame. The large mesh position detection camera is located directly above the large mesh support table of the large mesh turning and separating table. The large mesh position detection camera can image the large mesh peeled off on the large mesh support table. The large mesh position detection camera is electrically connected and communicated with the control system. The control system can calculate the position of the peeled large mesh. The large mesh detection slide rail is fixedly mounted on the equipment frame. The large mesh detection light source bracket can be slidably mounted on the large mesh detection slide rail. The mesh cloth position detection light source is fixedly installed on the large mesh cloth detection light source bracket, the annular large mesh cloth position detection light source can slide to the top of the large mesh cloth supporting table and illuminate the large mesh cloth peeled off from the large mesh cloth material belt, the large mesh cloth detection avoidance driving device drives the large mesh cloth detection light source bracket to reciprocate to realize the illumination of the large mesh cloth and avoid the large mesh cloth handling module; the small mesh cloth detection module comprises a small mesh cloth position detection camera (151) and a small mesh cloth position detection light source (152) fixedly arranged on the equipment frame and located on one side of the small mesh cloth clamping table, the small mesh cloth position detection camera can image the small mesh cloth material belt clamped and positioned on the small mesh cloth clamping table, the small mesh cloth position detection camera is electrically connected and communicated with the control system, the control system can calculate the position of the small mesh cloth on the small mesh cloth material belt, and the small mesh cloth position detection light source can illuminate the small mesh cloth on the small mesh cloth clamping table.

8. The screen one-shot injection molding feeder according to claim 1, characterized in that: The loading and unloading mechanical arm of the injection molding machine is a multi-axis articulated mechanical arm. A mounting plate is fixedly arranged on the moving end of the loading and unloading mechanical arm of the injection molding machine. The mesh cloth collection hanger and the injection molding product discharge head are respectively fixedly arranged on both sides of the mounting plate. The injection molding product discharge head is provided with a negative pressure suction cup (31) matching the injection molding product. The negative pressure suction cup can negatively pressure absorb the injection molding product formed in the injection mold.

9. The screen one-shot injection molding feeder according to claim 1, characterized in that: The injection molded product unloading and conveying module comprises an unloading slide rail (41), an injection molded product positioning carrier (42) and an unloading drive device (43). One end of the unloading slide rail is close to the injection molding machine, and the other end of the unloading slide rail extends to the next workstation. The injection molded product positioning carrier can be slidably installed on the unloading slide rail. The injection molded product positioning carrier is provided with a plurality of product positioning grooves (44) matching the shape of the injection molded product. The injection molded product can be fixedly placed in the product positioning groove. The bottom surface of the product positioning groove is also provided with an ejector pin (45) which can slide vertically. The injection molded product positioning carrier is also fixedly provided with an ejector pin drive device (46). The ejector pin drive device drives the ejector pin to move up and down to press against the bottom surface of the injection molded product in the product positioning groove. The unloading drive device drives the injection molded product positioning carrier to slide back and forth on the unloading slide rail. The control system controls the operation of the unloading drive device.

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