Single-screen all-in-one machine

Abstract

The invention discloses a single-screen all-in-one machine which comprises a machine shell, a rubberizing alignment device, a screen pasting adsorption device, a screen pressing device, a glue dispensing device, a controller and a power source assembly, and the rubberizing alignment device, the screen pasting adsorption device, the screen pressing device and the glue dispensing device are all electrically connected with the controller; the power supply assembly is used for supplying power to the whole equipment; the machine shell comprises a bottom plate, a main panel, side walls, a rear panel and a top cover; the adhesive dispensing device comprises an adhesive dispensing machine, the adhesive dispensing machine is arranged on the main panel, the main panel is provided with a screen pressing opening used for containing the screen pressing device, and the adhesive pasting alignment device and the screen pasting adsorption device are arranged on the top cover. According to the single-screen all-in-one machine disclosed by the invention, through equipment integrating a plurality of working procedures, accurate fitting, pressing and dispensing sealing of a mobile phone screen can be realized, and the efficiency and accuracy of maintenance and assembly of the mobile phone screen are improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of mobile phone screen assembly, and specifically refers to a single-screen all-in-one machine. Background Art

[0002] With the rapid development of smartphones and other portable electronic devices, the requirements for screen assembly technology are becoming increasingly higher. The traditional screen assembly process usually includes multiple steps such as gluing, screen pasting, screen pressing and glue dispensing. These steps often need to be completed on different devices, which not only increases production costs but also prolongs the production cycle. In addition, multi-device operation increases the complexity of operation, improves the requirements for workers' skills, and also increases the risk of errors in the assembly process.

[0003] In the prior art, glue sticking equipment, screen sticking equipment, screen pressing equipment and glue dispensing equipment usually exist independently, which requires workers to move between different workstations, which is not only inefficient, but also easy to cause material damage or contamination due to the transfer between equipment. At the same time, multi-equipment operation also increases the maintenance cost and space occupation of the equipment, and the requirements for the production environment are also more stringent.

[0004] In addition, the equipment in the prior art often lacks integrated control, and the operation of each device needs to be controlled separately, which not only increases the difficulty of operation, but also makes it difficult to achieve precise process control. For example, in the process of gluing and dispensing, the temperature and pressure control of the glue is crucial to the final bonding effect, but the existing equipment often cannot provide precise and consistent control. Summary of the invention

[0005] In order to overcome the problems of the prior art, the present invention designs a single-screen all-in-one machine, which can achieve precise fitting, pressing and glue-dispensing sealing of the mobile phone screen by integrating equipment of multiple processes, thereby improving the efficiency and accuracy of mobile phone screen repair and assembly.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is as follows: a single-screen all-in-one machine, including a casing, a glue alignment device, a screen adsorption device, a screen pressing device, a glue dispensing device, a controller and a power supply assembly, the glue alignment device, the screen adsorption device, the screen pressing device, and the glue dispensing device are all electrically connected to the controller, the power supply assembly is used to power the single-screen all-in-one machine, the casing includes a bottom plate, a main panel, side walls, a rear panel and a top cover; the glue dispensing device includes a glue dispensing machine, the glue dispensing machine is arranged on the main panel, the main panel is provided with a screen pressing port for accommodating the screen pressing device, and the top cover is provided with the glue alignment device and the screen adsorption device. The glue alignment device is used to position the middle frame of the mobile phone to facilitate the application of glue stickers; the screen adsorption device is used to negatively adsorb the screen main component to prevent movement and facilitate the installation of the mobile phone middle frame; the mobile phone middle frame and the screen main component are placed in the screen pressing fixture, and the screen pressing device is used to press the screen pressing fixture to press the mobile phone middle frame and the screen main component together; the glue dispensing device is used to apply glue to the edge of the mobile phone screen to facilitate the staff to apply waterproof stickers.

[0007] Furthermore, the glue dispensing machine is provided with a heater, a glue storage cylinder and a glue dispensing needle, the glue dispensing device also includes a glue dispensing switch, a temperature control meter, a heating switch, a glue dispensing pressure gauge and a glue dispensing pressure regulating knob, the heater, the glue dispensing switch, the temperature control meter, the glue dispensing pressure gauge and the glue dispensing pressure regulating knob are all electrically connected to the controller, and the heater is electrically connected to the heating switch; sealant is stored in the glue storage cylinder, the heater is arranged at the bottom of the glue storage cylinder, a heating component is arranged in the heater, the heating component is used to heat the sealant inside the glue storage cylinder, the bottom end of the glue storage cylinder is connected to the glue dispensing needle, the glue dispensing needle is provided with a glue valve, and the glue valve is electrically connected to the controller; an air compressor and an air valve group are arranged in the casing, the air valve group includes a plurality of electrically controlled air valves, the air compressor and the air valve group are both electrically connected to the controller, the air valve group includes a first air valve, the air compressor is connected to the first air valve through a pipeline The air valve is connected to the glue storage cylinder. After pressurization, the glue in the glue storage cylinder can be pushed out to make the glue discharge needle discharge glue. A first pressure sensor is provided on the pipe connecting the air compressor to the glue storage cylinder, and the first pressure sensor is electrically connected to the controller; the glue discharge switch is used to control the opening and closing of the first air valve group and the glue valve connecting the air compressor and the glue storage cylinder, and the glue discharge switch adopts a foot switch; the heater is provided with a temperature sensor, and the temperature control meter is provided with a screen and a setting button. The temperature control meter is used to set the temperature of the heater and display the current temperature of the heater measured by the temperature sensor; the glue discharge pressure gauge is used to display the glue discharge pressure measured by the first pressure sensor, and the glue discharge pressure regulating knob is used to adjust the power of the air compressor, thereby changing the glue discharge pressure; the temperature control meter, the heating switch, the glue discharge pressure gauge and the glue discharge pressure regulating knob are all arranged on the main panel.

[0008] Furthermore, the screen pressing device includes a lifting guide rod, a fixed top plate, a fixture support plate, a lifting pressure plate, a cylinder, a screen pressing button, a screen pressing time control meter, a screen pressing pressure gauge and a screen pressing pressure regulating knob; the cylinder, the screen pressing button, the screen pressing time control meter, the screen pressing pressure gauge and the screen pressing pressure regulating knob are all electrically connected to the controller; there are four lifting guide rods, the fixed top plate is pressed on the bottom plate through four lifting guide rods, the fixture support plate is pressed on the bottom plate, the fixture support plate is located below the fixed top plate, the fixture support plate is used to place the screen pressing fixture, put the fitted screen main part and the mobile phone middle frame into the screen pressing fixture, and put the screen pressing fixture into the screen pressing device for screen pressing; four sliding bearings are provided at the four corners of the lifting pressure plate to cooperate with the lifting guide rods, and the lifting pressure plate can be lifted up and down along the lifting guide rods; the cylinder is arranged on the fixed top In the casing above the plate, the push rod of the cylinder is connected to the lifting and lowering plate, the air valve group includes a second air valve, the cylinder is connected to the air compressor through the second air valve, the cylinder is provided with a second pressure sensor, the second pressure sensor is electrically connected to the controller, the screen pressing button is used to control the opening and closing of the second air valve, there are two screen pressing buttons, which are respectively arranged on the left and right sides above the screen pressing port; the screen pressing time control meter is provided with a screen and a setting button, the screen pressing time control meter is used to set the screen pressing duration and display the current screen pressing duration; the screen pressing pressure gauge is used to display the screen pressing pressure measured by the second pressure sensor, and the screen pressing pressure regulating knob adjusts the screen pressing pressure by controlling the power of the air compressor; the screen pressing button, the screen pressing time control meter, the screen pressing pressure gauge and the screen pressing pressure regulating knob are all arranged on the main panel.

[0009] Furthermore, a spring and a buffer plate are provided below the lifting and lowering pressure plate, and the buffer plate is installed below the lifting and lowering pressure plate through four springs to play a buffering role and avoid excessive pressure.

[0010] Further, the screen adsorption device includes an adsorption plate and an adsorption button, the adsorption button is electrically connected to the controller, the adsorption plate and the adsorption button are both arranged on the top cover, the adsorption plate is provided with a screen groove, the screen main part to be attached is placed in the screen groove, the bottom surface of the screen groove is provided with a plurality of criss-cross adsorption grooves, the adsorption grooves are provided with adsorption holes, the bottom of the adsorption plate is provided with a plurality of negative pressure pipes, the adsorption plate is provided with a pipe connection port on one side close to the rear panel, the negative pressure pipe communicates with the adsorption hole and the pipe connection port, the rear panel is provided with a negative pressure interface, the pipe connection port is connected to the negative pressure interface through a pipe, a vacuum machine is arranged in the housing, the vacuum machine is electrically connected to the controller, the gas valve group includes a third gas valve, the negative pressure interface is connected to the vacuum machine through the third gas valve, and the adsorption button is used to control the opening and closing of the third gas valve. The provision of the adsorption groove can increase the adsorption area, and the adsorption effect on the screen main part is more balanced and stable, so that the screen main part is not easy to move, and the mobile phone middle frame is convenient to install.

[0011] Furthermore, it also includes an exhaust device, the exhaust device includes an air hood and an air filter device, a plurality of exhaust holes are provided on the main panel, the exhaust holes are located below the glue dispenser, the air hood and the air filter device are arranged in the housing, the air hood covers all the exhaust holes from the inside of the housing, the air hood is connected to the air filter device through a pipeline, the air valve group includes a fourth air valve, the air filter device is connected to the vacuum machine through the fourth air valve, and the rear panel is provided with a plurality of air outlets. The sealant may have a peculiar smell during glue dispensing, the exhaust device can draw air from the exhaust holes, and the air is discharged from the air outlet after being purified by the air filter device; in addition, exhausting air below the glue dispenser can also speed up the air flow, so that the sealant can solidify quickly and complete the waterproof seal of the screen edge.

[0012] Furthermore, the adhesive alignment device includes a fixed angle iron and a movable angle iron, the fixed angle iron includes two perpendicular positioning edges, the fixed angle iron is fixedly arranged above the top cover by screws, and a plurality of positioning posts are arranged on the fixed angle iron; the movable angle iron includes two perpendicular positioning edges, a magnet is arranged at the bottom of the movable angle iron, the material of the housing is a metal that can be adsorbed by a magnet, and the movable angle iron is adsorbed on the housing by the magnet at the bottom. When the adhesive sticker is applied to the middle frame of the mobile phone, the adhesive edge is first fixed on a plastic sheet, and a positioning hole is arranged on the plastic sheet. The positioning post passes through the positioning hole, and the positioning can be automatically completed without manual adjustment; the fixed angle iron and the movable angle iron respectively abut against two opposite corners of the middle frame of the mobile phone, and the position of the movable angle iron can be adjusted according to the size of the middle frame of the mobile phone. A magnet is arranged at the bottom of the movable angle iron to prevent the sliding of the movable angle iron from causing deviation in the positioning of the middle frame of the mobile phone and causing the adhesive sticker to be crooked.

[0013] Furthermore, it also includes an ultraviolet lamp, which is arranged on the top cover.

[0014] Furthermore, the power supply assembly includes a transformer, a power cord socket and a main power switch, and the power cord socket and the main power switch are arranged on the rear panel.

[0015] Furthermore, the controller is provided with a negative pressure adsorption module, a screen pressing control module and a glue dispensing control module, and the negative pressure adsorption module, the screen pressing control module and the glue dispensing control module are used to control the operation of the screen adsorption device, the screen pressing device and the glue dispensing device respectively;

[0016] The negative pressure adsorption module includes a first valve control unit and a vacuum control unit, wherein the first valve control unit is used to switch the switch state of the third gas valve when the adsorption button is detected to be pressed, and the vacuum control unit is used to control the start and stop of the vacuum machine when the adsorption button is detected to be pressed; the adsorption button is electrically connected to the controller and can be directly detected when it is pressed;

[0017] The screen pressing control module includes a second valve control unit, a pressure setting unit, a screen pressing duration control unit and a double-button detection unit; the second valve control unit is used to control the opening and closing of the second air valve; the pressure setting unit adjusts the screen pressing pressure output by the air compressor according to the rotation angle of the screen pressing pressure regulating knob, and synchronously controls the pointer of the screen pressing pressure gauge to rotate to the screen pressing pressure measured by the second pressure sensor; the double-button detection unit is used to detect whether the two screen pressing buttons are pressed at the same time, and only sends a signal to the second valve control unit to open the second air valve when it is detected that the two screen pressing buttons are pressed at the same time;

[0018] The dispensing control module includes a third valve control unit, an air pressure setting unit and a temperature control unit; the third valve control unit is used to control the first air valve and the glue valve to open when it detects that the glue discharge switch is pressed, and control the first air valve and the glue valve to close when the glue discharge switch is released; the air pressure setting unit is used to adjust the glue discharge pressure output by the air compressor according to the rotation angle of the glue discharge pressure regulating knob, and synchronously control the pointer of the glue discharge pressure gauge to rotate to the glue discharge pressure measured by the first pressure sensor; the temperature control unit is used to start the heater after detecting that the heating switch is pressed and obtain the temperature of the heater fed back by the temperature sensor and display it on the screen of the temperature control meter, and adjust the power of the heater according to the temperature set by the temperature control meter until the current temperature is equal to the set temperature.

[0019] The beneficial effects of a single-screen all-in-one machine of the present invention are as follows: the equipment used in multiple processes of integrating screen assembly can be completed on one device, reducing the space occupied by the equipment, and workers do not need to carry it repeatedly, thereby improving the operational efficiency of screen repair and assembly; the glue alignment device is provided with fixed angle irons and movable angle irons to limit the position of the mobile phone middle frame, thereby preventing the mobile phone middle frame from moving and improving the glue sticking accuracy, and a magnet is provided at the bottom of the movable angle iron, which can be adsorbed on any position of the top cover, and the position can be adjusted according to different screen sizes, and it is not easy to be pushed, and the positioning effect is more stable; an adsorption groove and an adsorption hole are provided on the adsorption plate of the screen adsorption device, which can stably adsorb the main screen component, making it stable and not easy to move, and facilitating the installation of the mobile phone middle frame; a screen pressing device is provided, and the middle frame of the mobile phone is aligned with the cooperation of the lifting and lowering pressure plate and the cylinder. The uniform pressing with the main part of the screen improves the tightness of the fit, and the pressing pressure can be adjusted through the pressing pressure knob, and the pressing time can be set through the pressing time control table to meet the pressing requirements of different types of screens; a dispensing device is set, and glue can be discharged by stepping on the foot switch. The heating temperature can be set through the temperature control table, and the glue discharge pressure can be adjusted through the glue discharge pressure regulating knob. The temperature and glue discharge pressure can be accurately controlled to ensure smooth glue discharge, so that the glue can be evenly applied, and the product quality and consistency are improved; an exhaust device is equipped to effectively purify the odor generated during the dispensing process, while accelerating the air flow, promoting the rapid solidification of the sealant, and realizing an environmentally friendly production process; there are two pressing buttons, which must be pressed by the worker's left and right hands at the same time to start the pressing, avoiding the accidental situation of finger crushing caused by one-handed operation, thereby improving production safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The structure of a single-screen integrated machine of the present invention is shown in FIG. Figure 1 ;

[0021] Figure 2 It is a front view of a single-screen all-in-one machine of the present invention;

[0022] Figure 3 The structure of a single-screen integrated machine of the present invention is shown in FIG. Figure 2 ;

[0023] Figure 4 A top view of a single-screen all-in-one machine according to the present invention;

[0024] Figure 5 A schematic diagram of the internal structure of a casing of a single-screen all-in-one machine according to the present invention;

[0025] Figure 6 A cross-sectional view of the glue dispensing machine of a single-screen all-in-one machine of the present invention;

[0026] Figure 7 A system architecture diagram of the controller of a single-screen all-in-one machine according to the present invention.

[0027] Among them, 1- housing, 11- bottom plate, 12- main panel, 121- screen pressing port, 122- exhaust hole, 13- rear panel, 131- air outlet, 132- negative pressure interface, 14- top cover, 15- air compressor, 16- air valve group, 17- vacuum machine, 2- glue alignment device, 21- fixed angle iron, 211- positioning column, 22- movable angle iron, 3- screen adsorption device, 31- adsorption plate, 311 - screen slot, 312- adsorption slot, 313- adsorption hole, 314- pipe connection port, 32- adsorption button, 4- screen pressing device, 41- lifting guide rod, 42- fixed top plate, 43- fixture support plate, 44- lifting and lowering pressure plate, 441- spring, 442- buffer plate, 45- cylinder, 46- screen pressing button, 47- screen pressing time control meter, 48- screen pressing pressure gauge, 49- screen pressing pressure adjustment knob, 5- glue dispensing device , 51-glue dispensing machine, 511-heater, 512-glue storage cylinder, 513-glue dispensing needle, 52-glue dispensing switch, 53-temperature control meter, 54-heating switch, 55-glue dispensing pressure gauge, 56-glue dispensing pressure regulating knob, 6-controller, 61-negative pressure adsorption module, 611-first valve control unit, 612-vacuum control unit, 62-screen pressure control module, 621-second valve control unit, 622-pressure setting unit, 623-screen pressure duration control unit, 624-double button detection unit, 63-glue dispensing control module, 631-third valve control unit, 632-air pressure setting unit, 633-temperature control unit, 7-power supply assembly, 71-transformer, 72-power cord socket, 73-main power switch, 8-exhaust device, 81-gas collecting hood, 82-air filter device, 9-ultraviolet lamp. DETAILED DESCRIPTION

[0028] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] like Figure 1-7As shown, the present invention is a single-screen all-in-one machine, comprising a casing 1, a glue alignment device 2, a screen adsorption device 3, a screen pressing device 4, a glue dispensing device 5, a controller 6 and a power supply assembly 7, wherein the glue alignment device 2, the screen adsorption device 3, the screen pressing device 4, and the glue dispensing device 5 are all electrically connected to the controller 6, and the power supply assembly 7 is used to supply power to the single-screen all-in-one machine, the casing 1 comprises a bottom plate 11, a main panel 12, a side wall, a rear panel 13 and a top cover 14; the glue dispensing device 5 comprises a glue dispensing machine 51, and the glue dispensing machine 51 is arranged on the main panel 12, and a screen pressing port 121 for accommodating the screen pressing device 4 is arranged on the main panel 12, and the top cover 14 is provided with the glue alignment device 2 and the screen adsorption device 3. The glue alignment device 2 is used to position the middle frame of the mobile phone to facilitate the application of glue stickers; the screen adsorption device 3 is used to negatively adsorb the main screen component to prevent movement and facilitate the installation of the middle frame of the mobile phone; the middle frame of the mobile phone and the main screen component are placed in a screen pressing fixture, and the screen pressing device 4 is used to press the screen pressing fixture to press the middle frame of the mobile phone and the main screen component together; the glue dispensing device 5 is used to apply glue to the edge of the mobile phone screen to facilitate the staff to apply waterproof glue stickers.

[0030] Furthermore, the glue dispensing machine 51 is provided with a heater 511, a glue storage cylinder 512 and a glue dispensing needle 513, and the glue dispensing device 5 also includes a glue dispensing switch 52, a temperature control meter 53, a heating switch 54, a glue dispensing pressure gauge 55 and a glue dispensing pressure regulating knob 56. The heater 511, the glue dispensing switch 52, the temperature control meter 53, the glue dispensing pressure gauge 55 and the glue dispensing pressure regulating knob 56 are all electrically connected to the controller 6, and the heater 511 is electrically connected to the heating switch 54; the glue storage cylinder 512 stores sealant, and the heater 511 is provided with a sealant. At the bottom of the glue storage cylinder 512, a heating component is provided in the heater 21, and the heating component is used to heat the sealant inside the glue storage cylinder 22. The bottom end of the glue storage cylinder 22 is connected to the glue discharge needle 24, and the glue discharge needle 24 is provided with a glue valve 241, and the glue valve 241 is electrically connected to the controller 6; an air compressor 15 and an air valve group 16 are provided in the housing 1, and the air valve group 16 includes a plurality of electrically controlled air valves. The air compressor 15 and the air valve group 16 are both electrically connected to the controller 6, and the air valve group 16 includes a first air valve, and the air compressor The air compressor 15 is connected to the glue storage cylinder 512 through a pipeline and the first air valve. After pressurization, the glue in the glue storage cylinder 512 can be pushed out, so that the glue discharge needle 24 discharges glue. A first pressure sensor is provided on the pipeline connecting the air compressor 15 to the glue storage cylinder 512. The first pressure sensor is electrically connected to the controller 6; the glue discharge switch 52 is used to control the opening and closing of the first air valve and the glue valve 241 connecting the air compressor 15 and the glue storage cylinder 512. The glue discharge switch 52 adopts a foot switch; the heater 511 is provided with a temperature sensor, a screen and a setting button are provided on the temperature control meter 53, the setting button of the temperature control meter 53 is used to set the temperature of the heater 511, and the screen of the temperature control meter 53 is used to display the current temperature of the heater 511; the glue discharge pressure gauge 55 is used to display the glue discharge pressure measured by the first pressure sensor, and the glue discharge pressure regulating knob 56 adjusts the glue discharge pressure by controlling the power of the air compressor 15; the temperature control meter 53, the heating switch 54, the glue discharge pressure gauge 55 and the glue discharge pressure regulating knob 56 are all arranged on the main panel 12.

[0031] Furthermore, the screen pressing device 4 includes a lifting guide rod 41, a fixed top plate 42, a fixture support plate 43, a lifting plate 44, a cylinder 45, a screen pressing button 46, a screen pressing time control meter 47, a screen pressing pressure gauge 48 and a screen pressing pressure regulating knob 49; the cylinder 45, the screen pressing button 46, the screen pressing time control meter 47, the screen pressing pressure gauge 48 and the screen pressing pressure regulating knob 49 are all electrically connected to the controller 6; there are four lifting guide rods 41, and the fixed top plate 42 is connected to the fixed top plate 42 by the four lifting guide rods 41 according to the On the bottom plate 11, the clamp support plate 43 is located below the fixed top plate 42. The clamp support plate 43 is used to place the screen pressing clamp, put the fitted screen main part and the mobile phone middle frame into the screen pressing clamp, and put the screen pressing clamp into the screen pressing device 4 for screen pressing; four sliding bearings are provided at the four corners of the lifting plate 44 to cooperate with the lifting guide rod 41, and the lifting plate 44 can be lifted up and down along the lifting guide rod 41; the cylinder 45 is arranged on the fixed top plate 42, the push rod of the cylinder 45 is connected to the lifting plate 44, the valve group 16 includes a second valve, the cylinder 45 is connected to the air compressor 15 through the second valve, the cylinder 45 is provided with a second pressure sensor, the second pressure sensor is electrically connected to the controller 6, the screen pressing button 46 is used to control the opening and closing of the second valve, there are two screen pressing buttons 46, which are respectively arranged on the left and right sides above the screen pressing port 121; the screen pressing time control table 4 7 is provided with a screen and a setting button, the setting button of the screen pressing time control meter 47 is used to set the duration of the screen pressing, and the screen of the screen pressing time control meter 47 is used to display the current screen pressing duration; the screen pressing pressure gauge 48 is used to display the screen pressing pressure measured by the second pressure sensor, and the screen pressing pressure regulating knob 49 adjusts the screen pressing pressure by controlling the power of the air compressor 15; the screen pressing button 46, the screen pressing time control meter 47, the screen pressing pressure gauge 48 and the screen pressing pressure regulating knob 49 are all arranged on the main panel 12.

[0032] Furthermore, a spring 441 and a buffer plate 442 are provided below the lifting and compressing plate 44, and the buffer plate 442 is installed below the lifting and compressing plate 43 through four springs 441, so as to play a buffering role and avoid excessive pressure.

[0033] Furthermore, the screen adsorption device 3 includes an adsorption plate 31 and an adsorption button 32, the adsorption button 32 is electrically connected to the controller 6, the adsorption plate 31 and the adsorption button 32 are both arranged on the top cover 14, the adsorption plate 31 is provided with a screen groove 311, the screen main part to be attached is placed in the screen groove 311, the bottom surface of the screen groove 311 is provided with a plurality of criss-cross adsorption grooves 312, the adsorption grooves 312 are provided with adsorption holes 313, the bottom of the adsorption plate 31 is provided with a plurality of negative pressure pipes, the adsorption plate 31 is close to the A pipe connection port 314 is provided on one side of the rear panel 13, and the negative pressure pipe connects the adsorption hole 313 and the pipe connection port 314. The rear panel 13 is provided with a negative pressure interface 132, and the pipe connection port 314 is connected to the negative pressure interface 132 through a pipe. A vacuum machine 17 is provided in the housing 1, and the vacuum machine 17 is electrically connected to the controller 6. The air valve group 16 includes a third air valve, and the negative pressure interface 132 is connected to the vacuum machine 17 through the third air valve. The adsorption button 32 is used to control the opening and closing of the third air valve. The adsorption groove 321 is provided to increase the adsorption area, and the adsorption effect on the main screen component is more balanced and stable, so that the main screen component is not easy to move, and it is convenient to install the mobile phone middle frame.

[0034] Furthermore, it also includes an exhaust device 8, which includes an air collecting hood 81 and an air filter 82. The main panel 12 is provided with a plurality of exhaust holes 122, and the exhaust holes 122 are located below the glue dispenser 51. The air collecting hood 81 and the air filter 82 are arranged in the housing 1, and the air collecting hood 81 covers all the exhaust holes 122 from the inside of the housing 1. The air collecting hood 81 is connected to the air filter 82 through a pipeline, and the air valve group 16 includes a fourth air valve, and the air filter 82 is connected to the vacuum machine 17 through the fourth air valve. The rear panel 13 is provided with a plurality of air outlets 131. When dispensing glue, the sealant may have a peculiar smell. The exhaust device 8 can draw air from the exhaust holes 122, and the air is discharged from the air outlets 131 after being purified by the air filter 82; in addition, exhausting air below the glue dispenser 51 can also speed up the air flow, so that the sealant solidifies quickly, and completes the waterproof seal of the edge of the screen.

[0035] Further, the adhesive bonding alignment device 2 includes a fixed angle iron 21 and a movable angle iron 22, the fixed angle iron 21 includes two perpendicular positioning edges, the fixed angle iron 21 is fixedly arranged above the top cover 14 by screws, and a plurality of positioning posts 211 are arranged on the fixed angle iron 21; the movable angle iron 22 includes two perpendicular positioning edges, a magnet is arranged at the bottom of the movable angle iron 22, the material of the housing 14 is a metal that can be adsorbed by the magnet, and the movable angle iron 22 is adsorbed on the housing 14 by the magnet at the bottom. When the adhesive is applied to the mobile phone middle frame, the adhesive edge is first fixed on the plastic sheet, the plastic sheet is provided with a positioning hole, and the positioning post 211 passes through the positioning hole, and the positioning can be automatically completed without manual adjustment; the fixed angle iron 21 and the movable angle iron 22 respectively abut against the two diagonal corners of the mobile phone middle frame, and the position of the movable angle iron 22 can be adjusted according to the size of the mobile phone middle frame, and a magnet is arranged at the bottom of the movable angle iron 22 to prevent the sliding of the movable angle iron 22 from causing deviation in positioning of the mobile phone middle frame and causing the adhesive to be crooked.

[0036] Furthermore, it also includes an ultraviolet lamp 9 , which is arranged on the top cover 14 .

[0037] Furthermore, the power supply assembly 7 includes a transformer 71 , a power cord socket 72 and a main power switch 73 , and the power cord socket 72 and the main power switch 73 are arranged on the rear panel 13 .

[0038] Furthermore, the controller 6 is provided with a negative pressure adsorption module 61, a screen pressing control module 62 and a glue dispensing control module 63, and the negative pressure adsorption module 61, the screen pressing control module 62 and the glue dispensing control module 63 are used to control the operation of the screen adsorption device 3, the screen pressing device 4 and the glue dispensing device 5 respectively;

[0039] The negative pressure adsorption module 61 includes a first valve control unit 611 and a vacuum control unit 612. The first valve control unit 611 is used to switch the switch state of the third gas valve when it is detected that the adsorption button 32 is pressed, and the vacuum control unit 612 is used to control the start and stop of the vacuum machine 17 when it is detected that the adsorption button 32 is pressed. The adsorption button 32 is electrically connected to the controller 6 and can be directly detected when it is pressed.

[0040] The screen pressing control module 62 includes a second valve control unit 621, a pressure setting unit 622, a screen pressing duration control unit 623 and a double-button detection unit 624; the second valve control unit 621 is used to control the opening and closing of the second air valve; the pressure setting unit 622 adjusts the screen pressing pressure output by the air compressor 15 according to the rotation angle of the screen pressing pressure regulating knob 49, and synchronously controls the pointer of the screen pressing pressure gauge 48 to rotate to the screen pressing pressure measured by the second pressure sensor; the double-button detection unit 624 is used to detect whether the two screen pressing buttons 46 are pressed at the same time, and only when it is detected that the two screen pressing buttons 46 are pressed at the same time, a signal is sent to the second valve control unit 621 to open the second air valve;

[0041] The dispensing control module 63 includes a third valve control unit 631, an air pressure setting unit 632 and a temperature control unit 633; ​​the third valve control unit 631 is used to control the first air valve, the fourth air valve and the glue valve 241 to open when it is detected that the glue dispensing switch 52 is pressed, and control the first air valve, the fourth air valve and the glue valve 241 to close when the glue dispensing switch 52 is released; the air pressure setting unit 632 is used to adjust the glue dispensing pressure output by the air compressor 15 according to the rotation angle of the glue dispensing pressure regulating knob 56, and synchronously control the pointer of the glue dispensing pressure gauge 55 to rotate to the glue dispensing pressure measured by the first pressure sensor; the temperature control unit 633 is used to start the heater 511 after detecting that the heating switch 54 is pressed and obtain the temperature of the heater 511 fed back by the temperature sensor and display it on the screen of the temperature control meter 53, and adjust the power of the heater 511 according to the temperature set by the temperature control meter 53 until the current temperature is equal to the set temperature.

[0042] The beneficial effects of a single-screen all-in-one machine of the present invention are as follows: the equipment used in multiple processes of integrating screen assembly can be completed on one device, reducing the space occupied by the equipment, and workers do not need to carry it repeatedly, thereby improving the operational efficiency of screen repair and assembly; the glue alignment device is provided with fixed angle irons and movable angle irons to limit the position of the mobile phone middle frame, thereby preventing the mobile phone middle frame from moving and improving the glue sticking accuracy, and a magnet is provided at the bottom of the movable angle iron, which can be adsorbed on any position of the top cover, and the position can be adjusted according to different screen sizes, and it is not easy to be pushed, and the positioning effect is more stable; an adsorption groove and an adsorption hole are provided on the adsorption plate of the screen adsorption device, which can stably adsorb the main screen component, making it stable and not easy to move, and facilitating the installation of the mobile phone middle frame; a screen pressing device is provided, and the middle frame of the mobile phone is aligned with the cooperation of the lifting and lowering pressure plate and the cylinder. The uniform pressing with the main part of the screen improves the tightness of the fit, and the pressing pressure can be adjusted through the pressing pressure knob, and the pressing time can be set through the pressing time control table to meet the pressing requirements of different types of screens; a dispensing device is set, and glue can be discharged by stepping on the foot switch. The heating temperature can be set through the temperature control table, and the glue discharge pressure can be adjusted through the glue discharge pressure regulating knob. The temperature and glue discharge pressure can be accurately controlled to ensure smooth glue discharge, so that the glue can be evenly applied, and the product quality and consistency are improved; an exhaust device is equipped to effectively purify the odor generated during the dispensing process, while accelerating the air flow, promoting the rapid solidification of the sealant, and realizing an environmentally friendly production process; there are two pressing buttons, which must be pressed by the worker's left and right hands at the same time to start the pressing, avoiding the accidental situation of finger crushing caused by one-handed operation, thereby improving production safety.

[0043] The present invention and its embodiments are described above, which is not restrictive. What is shown in the accompanying drawings is only one of the embodiments of the present invention, and the actual content is not limited to this. In short, if ordinary technicians in this field are inspired by it and do not deviate from the purpose of the invention, they can creatively design structural methods and embodiments similar to the technical scheme, which should all fall within the scope of protection of the present invention.

Claims

1. A single-screen all-in-one machine, characterized in that: The invention comprises a housing (1), a glue alignment device (2), a screen adsorption device (3), a screen pressing device (4), a glue dispensing device (5), a controller (6) and a power supply assembly (7); the glue alignment device (2), the screen adsorption device (3), the screen pressing device (4) and the glue dispensing device (5) are all electrically connected to the controller (6); the power supply assembly (7) is used to supply power to the single-screen all-in-one machine; the housing (1) comprises a bottom plate (11), a main panel (12), a side wall, a rear panel (13) and a top cover (14); the glue dispensing device (5) comprises a glue dispensing machine (51); the glue dispensing machine (51) is arranged on the main panel (12); a screen pressing opening (121) for accommodating the screen pressing device (4) is arranged on the main panel (12); the top cover (14) is provided with the glue alignment device (2) and the screen adsorption device (3).

2. The single-screen all-in-one machine according to claim 1, characterized in that: The glue dispensing machine (51) is provided with a heater (511), a glue storage cylinder (512) and a glue dispensing needle (513); the glue dispensing device (5) also includes a glue dispensing switch (52), a temperature control meter (53), a heating switch (54), a glue dispensing pressure meter (55) and a glue dispensing pressure regulating knob (56); the heater (511), the glue dispensing switch (52), the temperature control meter (53), the glue dispensing pressure meter (55) and the glue dispensing pressure regulating knob (56) are all electrically connected to the controller (6); the heater (511) is electrically connected to the heating switch (54). ; Sealant is stored in the glue storage cylinder (512); the heater (511) is arranged at the bottom of the glue storage cylinder (512); the bottom end of the glue storage cylinder (22) is connected to the glue discharge needle (24); the glue discharge needle (24) is provided with a glue valve (241); the glue valve (241) is electrically connected to the controller (6); an air compressor (15) and an air valve group (16) are arranged in the housing (1); the air valve group (16) includes a plurality of electrically controlled air valves; the air compressor (15) and the air valve group (16) are both electrically connected to the controller (6); The air valve group (16) comprises a first air valve, the air compressor (15) is connected to the glue storage cylinder (512) through a pipeline and the first air valve, a first pressure sensor is provided on the pipeline connecting the air compressor (15) to the glue storage cylinder (512), and the first pressure sensor is electrically connected to the controller (6); the glue discharge switch (52) is used to control the opening and closing of the first air valve and the glue valve (241), and the glue discharge switch (52) adopts a foot switch; the heater (511) is provided with a temperature sensor, and the temperature control meter (53) is provided with a screen The main panel (12) is provided with a control screen and a setting button, wherein the temperature control meter (53) is used to set the temperature of the heater (511) and display the current temperature of the heater (511) measured by the temperature sensor; the glue discharge pressure meter (55) is used to display the glue discharge pressure measured by the first pressure sensor, and the glue discharge pressure regulating knob (56) is used to adjust the power of the air compressor (15) to thereby change the glue discharge pressure; the temperature control meter (53), the heating switch (54), the glue discharge pressure meter (55) and the glue discharge pressure regulating knob (56) are all arranged on the main panel (12).

3. The single-screen all-in-one machine according to claim 2, characterized in that: The screen pressing device (4) comprises a lifting guide rod (41), a fixed top plate (42), a fixture support plate (43), a lifting pressure plate (44), a cylinder (45), a screen pressing button (46), a screen pressing time control meter (47), a screen pressing pressure meter (48) and a screen pressing pressure regulating knob (49); the cylinder (45), the screen pressing button (46), the screen pressing time control meter (47), the screen pressing pressure meter (48) and the screen pressing pressure regulating knob (49) are all electrically connected to the controller (6); the lifting guide rod (41) has four, the fixed top plate (42) has four The plate (42) is mounted on the bottom plate (11) through four lifting guide rods (41), and the fixture support plate (43) is mounted on the bottom plate (11). The fixture support plate (43) is located below the fixed top plate (42), and the fixture support plate (43) is used to place the screen pressing fixture; four sliding bearings are provided at the four corners of the lifting plate (44) to cooperate with the lifting guide rods (41), and the lifting plate (44) can be lifted up and down along the lifting guide rods (41); the cylinder (45) is arranged on the fixed top plate (42) The push rod of the air cylinder (45) is connected to the lifting plate (44) in the casing (1) of the side, the air valve group (16) includes a second air valve, the air cylinder (45) is connected to the air compressor (15) through the second air valve, the air cylinder (45) is provided with a second pressure sensor, the second pressure sensor is electrically connected to the controller (6), the screen pressing button (46) is used to control the opening and closing of the second air valve, and there are two screen pressing buttons (46), which are respectively arranged on the left and right sides above the screen pressing port (121). ; The screen pressing time control meter (47) is provided with a screen and setting buttons, and the screen pressing time control meter (47) is used to set the duration of the screen pressing and display the current screen pressing duration; the screen pressing pressure meter (48) is used to display the screen pressing pressure measured by the second pressure sensor, and the screen pressing pressure regulating knob (49) regulates the screen pressing pressure by controlling the power of the air compressor (15); the screen pressing button (46), the screen pressing time control meter (47), the screen pressing pressure meter (48) and the screen pressing pressure regulating knob (49) are all arranged on the main panel (12).

4. The single-screen all-in-one machine according to claim 3, characterized in that: A spring (441) and a buffer plate (442) are provided below the lifting and pressure plate (44), and the buffer plate (442) is installed below the lifting and pressure plate (43) via four springs (441).

5. The single-screen all-in-one machine according to claim 3, characterized in that: The screen adsorption device (3) comprises an adsorption plate (31) and an adsorption button (32), wherein the adsorption button (32) is electrically connected to the controller (6), the adsorption plate (31) and the adsorption button (32) are both arranged on the top cover (14), the adsorption plate (31) is provided with a screen groove (311), the screen main part to be attached is placed in the screen groove (311), the bottom surface of the screen groove (311) is provided with a plurality of criss-crossed adsorption grooves (312), the adsorption grooves (312) are provided with adsorption holes (313), the bottom of the adsorption plate (31) is provided with a plurality of negative pressure pipes, and the adsorption plate (31) is close to the rear A pipe connection port (314) is provided on one side of the panel (13), the negative pressure pipe is connected to the adsorption hole (313) and the pipe connection port (314), the rear panel (13) is provided with a negative pressure interface (132), the pipe connection port (314) is connected to the negative pressure interface (132) via a pipe, a vacuum machine (17) is provided in the housing (1), the vacuum machine (17) is electrically connected to the controller (6), the gas valve group (16) includes a third gas valve, the negative pressure interface (132) is connected to the vacuum machine (17) via the third gas valve, and the adsorption button (32) is used to control the opening and closing of the third gas valve.

6. The single-screen all-in-one machine according to claim 5, characterized in that: The invention also comprises an air extraction device (8), wherein the air extraction device (8) comprises an air collecting hood (81) and an air filtering device (82); a plurality of air extraction holes (122) are provided on the main panel (12); the air extraction holes (122) are located below the glue dispensing machine (51); the air collecting hood (81) and the air filtering device (82) are arranged in the casing (1); the air collecting hood (81) covers all the air extraction holes (122) from the inside of the casing (1); the air collecting hood (81) is connected to the air filtering device (82) via a pipeline; the air valve group (16) comprises a fourth air valve; the air filtering device (82) is connected to the vacuum machine (17) via the fourth air valve; and the rear panel (13) is provided with a plurality of air outlet holes (131).

7. The single-screen all-in-one machine according to claim 1, characterized in that: The glue-sticking alignment device (2) comprises a fixed angle iron (21) and a movable angle iron (22); the fixed angle iron (21) comprises two perpendicular positioning edges; the fixed angle iron (21) is fixedly arranged above the top cover (14) by means of screws; a plurality of positioning columns (211) are arranged on the fixed angle iron (21); the movable angle iron (22) comprises two perpendicular positioning edges; a magnet is arranged at the bottom of the movable angle iron (22); the material of the housing (14) is a metal that can be adsorbed by a magnet; the movable angle iron (22) is adsorbed on the housing (14) by means of the magnet at the bottom.

8. The single-screen all-in-one machine according to claim 1, characterized in that: It also comprises an ultraviolet lamp (9), wherein the ultraviolet lamp (9) is arranged on the top cover (14).

9. The single-screen all-in-one machine according to claim 1, characterized in that: The power supply assembly (7) comprises a transformer (71), a power cord socket (72) and a main power switch (73), and the power cord socket (72) and the main power switch (73) are arranged on the rear panel (13).

10. The single-screen all-in-one machine according to claim 5, characterized in that: The controller (6) is provided with a negative pressure adsorption module (61), a screen pressing control module (62) and a glue dispensing control module (63), wherein the negative pressure adsorption module (61), the screen pressing control module (62) and the glue dispensing control module (63) are used to control the operation of the screen adsorption device (3), the screen pressing device (4) and the glue dispensing device (5) respectively; The negative pressure adsorption module (61) comprises a first valve control unit (611) and a vacuum control unit (612), wherein the first valve control unit (611) is used to switch the on / off state of the third gas valve when it is detected that the adsorption button (32) is pressed, and the vacuum control unit (612) is used to control the start and stop of the vacuum machine (17) when it is detected that the adsorption button (32) is pressed; The screen pressing control module (62) comprises a second valve control unit (621), a pressure setting unit (622), a screen pressing duration control unit (623) and a double-button detection unit (624); the second valve control unit (621) is used to control the opening and closing of the second air valve; the pressure setting unit (622) adjusts the screen pressing pressure output by the air compressor (15) according to the rotation angle of the screen pressing pressure regulating knob (49), and synchronously controls the pointer of the screen pressing pressure gauge (48) to rotate to the screen pressing pressure measured by the second pressure sensor; the double-button detection unit (624) is used to detect whether the two screen pressing buttons (46) are pressed at the same time, and only sends a signal to the second valve control unit (621) to open the second air valve when it is detected that the two screen pressing buttons (46) are pressed at the same time; The dispensing control module (63) comprises a third valve control unit (631), an air pressure setting unit (632), and a temperature control unit (633); the third valve control unit (631) is used to control the first air valve and the glue valve (241) to open when it detects that the dispensing switch (52) is pressed, and to control the first air valve and the glue valve (241) to close when the dispensing switch (52) is released; the air pressure setting unit (632) is used to adjust the air pressure according to the rotation angle of the dispensing pressure regulating knob (56). The glue discharge pressure output by the machine (15) is synchronously controlled to rotate the pointer of the glue discharge pressure gauge (55) to the glue discharge pressure measured by the first pressure sensor; the temperature control unit (633) is used to start the heater (511) after detecting that the heating switch (54) is pressed, obtain the temperature of the heater (511) fed back by the temperature sensor and display it on the screen of the temperature control gauge (53), and adjust the power of the heater (511) according to the temperature set by the temperature control gauge (53) until the current temperature is equal to the set temperature.

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