Automatic iron sheet attaching equipment

Abstract

The present invention discloses an automatic iron sheet attaching device, comprising: a shell feeder, a material taking mechanism, a flipping mechanism, a feeding mechanism, a CCD detection mechanism, a diaphragm feeding mechanism, an iron sheet feeding mechanism, a pressure holding mechanism, a feeding mechanism, a fixture circulation line, a discharging line, a first manipulator and a second manipulator, the material taking mechanism transfers the shell on the shell feeder to the flipping mechanism, the flipping mechanism flips and positions the shell, the feeding mechanism transfers the flipped and positioned shell to the product fixture on the fixture circulation line, the second manipulator is used to absorb the iron sheet on the iron sheet feeding mechanism and transfer it to the diaphragm feeding mechanism to complete the initial bonding of the diaphragm and the iron sheet, and the first manipulator is used to absorb the assembly of the diaphragm and the iron sheet to the shell on the product fixture for secondary bonding. The present invention realizes automated assembly line operation, improves production efficiency, and improves product quality.

Description

Technical Field

[0001] The invention relates to the technical field of automation equipment, and in particular to an automatic iron sheet attaching device. Background Art

[0002] In industrial production, it is often necessary to apply film or patch operations on the product shell. Currently, production is only carried out manually or by fixtures. These production methods are prone to the following problems: it is difficult to ensure the accuracy of the transparent cover and the lower film after removing the protective layer; and manual assembly is prone to dust, which can easily lead to a large number of defective transparent cover components produced in batches, resulting in inaccurate position of the transparent cover attached to the screen when the user uses the transparent cover component; and this production method has low production efficiency and high labor costs. Summary of the invention

[0003] The main technical problem solved by the present invention is to provide a fully automatic film-laminating iron sheet equipment with high laminating accuracy to overcome the above-mentioned problems, so as to improve the production efficiency and product quality at the same time.

[0004] In order to solve the above technical problems, a technical solution adopted by the present invention is: an automatic iron sheet attaching device, which is used to complete the bonding of a diaphragm, an iron sheet and a shell, including: a shell feeder, a material picking mechanism arranged on a machine platform, a flipping mechanism, a loading mechanism, a CCD detection mechanism, a diaphragm feeding mechanism, an iron sheet feeding mechanism, a pressure holding mechanism, a feeding mechanism, a jig circulation assembly line, a discharging assembly line, a first manipulator and a second manipulator, the material picking mechanism is used to transfer the shell on the shell feeder to the flipping mechanism, the flipping mechanism is used to flip and position the shell, the loading mechanism is used to transfer the flipped and positioned shell to the product jig on the jig circulation assembly line, and the The second manipulator is used to suck the iron sheet on the iron sheet feeding mechanism and transfer it to the diaphragm feeding mechanism to complete the initial bonding of the diaphragm and the iron sheet. The first manipulator is used to suck the assembly of the diaphragm and the iron sheet into the shell on the product fixture for secondary bonding. The pressure-holding mechanism maintains pressure on the secondary bonded diaphragm, iron sheet assembly and shell so that the two are tightly bonded to obtain a finished product. The unloading mechanism is used to transfer the finished product to the unloading assembly line. The CCD detection mechanism collects position information of the iron sheet, diaphragm and shell during the bonding process. The fixture circulation line drives the shell to pass through the CCD detection mechanism, the pressure-holding mechanism and the unloading mechanism in sequence.

[0005] In a preferred embodiment of the present invention, the material picking mechanism includes a material picking bracket arranged on the machine platform, a slide cylinder arranged above the material picking bracket, a material picking module arranged on the side of the slide cylinder, a rotating cylinder arranged outside the material picking module, a material picking fixture and a first servo motor that drives the material picking module to drive the material picking fixture to move up and down. A horizontal material picking guide rail is arranged below the slide cylinder, and the material picking fixture is arranged below the rotating cylinder through a coupling. The slide cylinder drives the material picking fixture to make a horizontal linear reciprocating motion along the guide rail, and the material picking module drives the material picking fixture to move up or down.

[0006] In a preferred embodiment of the present invention, the flipping mechanism includes a flipping bracket arranged on the machine table, and a rotating shaft passing through both sides of the flipping bracket, the rotating shaft is installed with a shell fixing block through a shell connecting plate, and a plurality of first suction cups for sucking the shell are arranged on the shell fixing block, a first sensor is arranged on the side of the shell connecting plate, and a flipping drive mechanism for driving the rotating shaft to flip 90 degrees is arranged below the rotating shaft.

[0007] In a preferred embodiment of the present invention, the feeding mechanism includes a feeding bracket arranged on the machine platform, a feeding module arranged above the feeding bracket and a second servo motor, the second servo motor is transmission-connected to the feeding module, a feeding lifting cylinder is arranged on the side of the feeding module, a hardware suction cup is arranged below the feeding lifting cylinder, the second servo motor drives the hardware suction cup to perform linear motion through the feeding module, and the feeding lifting cylinder drives the hardware suction cup to perform lifting motion.

[0008] In a preferred embodiment of the present invention, the film feeding mechanism includes a feeding bracket installed on a base plate, a feeding tray installed on the feeding bracket, a driven wheel, a first pressure wheel, a working platform, a rotating wheel, a second pressure wheel, an upper waste film collecting wheel, a lower waste film collecting wheel and a third servo motor, the material tape reel with the film pasted thereon is rolled up and loaded on the feeding tray, the starting end of the material tape passes through the driven wheel, the first pressure wheel and the working platform in sequence and then is connected to the lower waste film collecting wheel, the first pressure wheel presses the film on the material tape and makes the film transported in a horizontal direction, the second pressure wheel is used for pressing the lower waste film to ensure the parallelism of the material tape, the upper waste film collecting wheel is used for collecting the upper waste film of the film, the third servo motor is connected to the rotating wheel through a first belt, and the rotating wheel is connected to the upper waste film collecting wheel and the lower waste film collecting wheel through a second belt and a third belt respectively.

[0009] In a preferred embodiment of the present invention, the iron sheet feeding mechanism includes a feeding frame arranged on a machine platform, an upper iron sheet feeding device and a lower iron sheet feeding device are spanned between two side plates of the feeding frame, a first guide rail and a second guide rail are arranged parallel to each other on the side plates of the frame, the upper iron sheet feeding device includes an upper TRAY tray support plate, the upper TRAY tray support plate is slidably connected to the first guide rail through a first connecting plate, and a first cylinder for driving the upper TRAY tray support plate to reciprocate along the extension direction of the first guide rail is arranged on the outer side of the first guide rail; the lower iron sheet feeding device includes a lower TRAY tray support plate, a TRAY tray fixing plate and a lower plate, four guide columns penetrate the TRAY tray fixing plate to connect the lower TRAY tray support plate and the lower plate, a lifting cylinder is arranged under the lower plate, the lower TRAY tray support plate is slidably connected to the second guide rail through the second connecting plate, and a second cylinder for driving the lower TRAY tray support plate to reciprocate along the extension direction of the second guide rail is arranged on the outer side of the second guide rail.

[0010] In a preferred embodiment of the present invention, the pressure-maintaining mechanism includes a main rail, a telescopic cylinder and a pressure-maintaining assembly arranged on a pressure-maintaining frame, the telescopic cylinder drives the pressure-maintaining assembly to move back and forth along the extension direction of the main rail, the pressure-maintaining assembly includes a pressure-maintaining lifting cylinder and a pressure head connected to the output end of the pressure-maintaining lifting cylinder, and the pressure-maintaining lifting cylinder drives the pressure head to perform linear lifting motion.

[0011] In a preferred embodiment of the present invention, the CCD detection mechanism includes a first upper CCD detection device for detecting the position of the diaphragm on the diaphragm feeding mechanism and the fitting position of the diaphragm and iron sheet assembly, a second upper CCD detection device for detecting the assembly position information of the product on the jig circulation line, and a lower CCD detection device for detecting the product on the jig circulation line.

[0012] In a preferred embodiment of the present invention, the jig circulation assembly line includes a material transfer mechanism and an intermediate assembly line, the material transfer mechanism is symmetrically arranged at the front and rear ends of the intermediate assembly line, wherein the material transfer mechanism includes a lifting component and a material receiving component, the material receiving component is movably arranged at the rear end of the lifting component, and the intermediate assembly line includes an assembly line component and a driving component, and the driving component is connected to the assembly line component.

[0013] In a preferred embodiment of the present invention, the first manipulator and the second manipulator have the same structure, including a manipulator body and a contoured suction head, the contoured suction head is fixedly connected to the lower end of the manipulator through a manipulator connecting block, and the manipulator drives the contoured suction head to perform linear motion.

[0014] The beneficial effects of the present invention are as follows: the whole machine has a simple structure and a high degree of lamination accuracy, and the lamination of the shell, the diaphragm and the iron sheet is achieved by means of the adhesive layer of the diaphragm itself, the lamination is simple and efficient, and the finished product after lamination is tightly fitted by the pressure-maintaining device, further enhancing the lamination effect. The fully automatic laminating machine of the present invention has a simple structure and realizes automated assembly line operation, which improves product quality while improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0016] Figure 1 It is a three-dimensional structural schematic diagram of an automatic iron sheet attaching device of the present invention without the outer shell;

[0017] Figure 2 It is a top view of an automatic iron sheet attaching device of the present invention without the outer shell;

[0018] FIG3 is a schematic structural diagram of a material taking mechanism in an automatic iron sheet attaching device of the present invention;

[0019] FIG4 is an enlarged view of point A in FIG3 of the present invention;

[0020] Figure 5 It is a structural schematic diagram of a flipping mechanism in an automatic iron sheet attaching device of the present invention;

[0021] Figure 6 It is a structural schematic diagram of a feeding mechanism in an automatic iron sheet attaching device of the present invention;

[0022] Figure 7 This is a schematic diagram of the structure of the film feeding mechanism in the automatic iron sheet attaching device of the present invention. Figure 1 ;

[0023] Figure 8 This is a schematic diagram of the structure of the film feeding mechanism in the automatic iron sheet attaching device of the present invention. Figure 2 ;

[0024] Fig. 9 It is a structural schematic diagram of an iron sheet feeding mechanism in an automatic iron sheet attaching device of the present invention;

[0025] Fig.10 It is a structural schematic diagram from another angle of an iron sheet feeding mechanism in an automatic iron sheet attaching device of the present invention;

[0026] Fig.11 It is a structural schematic diagram of a pressure-maintaining mechanism in an automatic iron sheet attaching device of the present invention;

[0027] Fig.12 It is a structural schematic diagram of a first upper CCD detection device in an automatic iron sheet attaching device of the present invention;

[0028] Fig.13 It is a structural schematic diagram of a second upper CCD detection device in an automatic iron sheet attaching device of the present invention;

[0029] Fig.14 It is a structural schematic diagram of a lower CCD detection device in an automatic iron sheet attaching device of the present invention;

[0030] Fig.15 It is a structural schematic diagram of a manipulator in an automatic iron sheet attaching device of the present invention;

[0031] Fig.16 It is a structural schematic diagram of a jig circulation line in an automatic iron sheet attaching device of the present invention;

[0032] Fig.17 yes Fig.16 Structural diagram of the middle material transfer mechanism;

[0033] Fig.18 yes Fig.16 A schematic diagram of the structure of the middle lifting assembly;

[0034] Fig.19 yes Fig.16 A schematic diagram of the structure of the center material assembly;

[0035] Fig. 20 yes Fig.16 Structural diagram of the middle lifting mechanism;

[0036] Fig.21 It is a structural schematic diagram of a discharging line in an automatic iron sheet attaching device of the present invention; DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present invention are described clearly and completely below. 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.

[0038] See also Figure 1-2The present invention discloses an automatic iron sheet attaching device, which is used to complete the bonding of a diaphragm, an iron sheet and a shell, and comprises: a shell feeder 1, a material taking mechanism 3 arranged on a machine table 2, a flipping mechanism 4, a feeding mechanism 5, a CCD detection mechanism 6, a diaphragm feeding mechanism 7, an iron sheet feeding mechanism 8, a pressure holding mechanism 9, a material unloading mechanism 10, a jig circulation assembly line 11, a material discharging assembly line 12, a first manipulator 13 and a second manipulator 14, wherein the material taking mechanism is used to transfer the shell on the shell feeder to the flipping mechanism, the flipping mechanism is used to flip and position the shell, the feeding mechanism is used to transfer the flipped and positioned shell to the product jig on the jig circulation assembly line, and the second manipulator is used to suck Take the iron sheet on the iron sheet feeding mechanism and transfer it to the diaphragm feeding mechanism to complete the initial bonding of the diaphragm and the iron sheet. The first manipulator is used to absorb the assembly of the diaphragm and the iron sheet into the shell on the product fixture for secondary bonding. The pressure-holding mechanism maintains pressure on the secondary bonded diaphragm, iron sheet assembly and shell so that the two are tightly bonded to obtain a finished product. The unloading mechanism is used to transfer the finished product to the unloading assembly line. The CCD detection mechanism collects the position information of the iron sheet, diaphragm and shell during the bonding process, identifies it and feeds it back to the first manipulator and the second manipulator. The fixture circulation line drives the shell to pass through the CCD detection mechanism, the pressure-holding mechanism and the unloading mechanism in sequence.

[0039] Please refer to Figures 3 to 4. The material picking mechanism 3 is arranged across the top of the fixture circulation line 11, including a material picking bracket 301 arranged on the machine platform, a slide cylinder 302 arranged above the material picking bracket, a material picking module 303 arranged on the side of the slide cylinder, a rotating cylinder 304 arranged on the outside of the material picking module, a material picking fixture 305, and a first servo motor 306 that drives the material picking module to drive the material picking fixture up and down. Specifically, the rotating cylinder 304 is installed on the side of the material picking module through a cylinder connecting plate 307, and a horizontal material picking guide rail 308 is arranged below the slide cylinder. The material picking fixture is arranged below the rotating cylinder through a coupling 309, and the material picking fixture can be rotated and adjusted as needed. When sucking the shell, the slide cylinder drives the material picking jig to make a horizontal linear reciprocating motion along the material picking guide rail, and the material picking module drives the material picking jig to rise or fall. The first servo motor drives the material picking module to drive the material picking jig to move up and down, and the slide cylinder drives the material picking jig to make a horizontal linear reciprocating motion along the guide rail. When picking up materials, the slide cylinder drives the material picking jig to move on the material picking guide rail to the top of the feeder, and the material picking module drives the material picking jig to descend and suck the shell tightly. The material picking module rises and takes away the shell. The slide cylinder drives the material picking jig to move on the material picking guide rail to the top of the flipping mechanism, and the picking module descends to place the product into the flipping mechanism. Preferably, the contoured block on the lower surface of the material picking jig is covered with rubber to prevent scratches on the shell.

[0040] See also Figure 5The flip mechanism 4 includes a flip bracket 401 arranged on the machine, a rotating shaft 402 penetrating the two sides of the flip bracket, a shell connecting plate 403 and a shell fixing block 404. The shell fixing block is fixedly installed on the rotating shaft through the shell connecting plate. A plurality of first suction cups (not shown in the figure) for sucking the shell are arranged on the shell fixing block, which are connected to an external air source for firmly adsorbing and fixing the shell. A first sensor 405 is arranged on the side of the shell connecting plate. A flip driving mechanism for driving the rotating shaft to flip 90 degrees is arranged below the rotating shaft, wherein the flip driving mechanism includes a stepping motor 406, a power output end of the stepping motor is connected to a first synchronous wheel 408 through a reducer 407, and the first synchronous wheel is connected to a second synchronous wheel 410 fixed at one end of the rotating shaft through a synchronous belt 409. A sensing sheet used in conjunction with the first sensor is also arranged at the other end of the rotating shaft. After the shell enters the shell fixing block, the first suction cup sucks the shell tightly, and the first sensor detects whether the shell is in place. The stepping motor drives the rotating shaft to rotate through the synchronous wheel group to flip the product 90 degrees.

[0041] See also Figure 6 The feeding mechanism 5 includes a feeding bracket 501 arranged on the machine platform, a feeding module 502 arranged above the feeding bracket, and a second servo motor 503, the second servo motor is connected to the module in a transmission manner, specifically, as Figure 6 As shown, the dynamic output end of the second servo motor is connected to the module through two feeding synchronous wheels 504 and a feeding belt 505. A feeding lifting cylinder 506 is provided on the side of the feeding module, and a hardware suction cup 507 is provided below the feeding lifting cylinder. The second servo motor drives the hardware suction cup to make a linear motion through the feeding module, and the feeding lifting cylinder drives the hardware suction cup to make a lifting motion. When feeding, the second servo motor drives the hardware suction cup to move to the top of the flipping mechanism through the feeding module. After the feeding lifting cylinder descends and sucks the shell that is flipped 90 degrees, the feeding lifting cylinder rises and takes away the shell. The feeding module drives the hardware suction cup to move to the top of the fixture circulation line, and the feeding lifting cylinder descends to put the shell into the product fixture. The structure of the unloading mechanism is exactly the same as that of the loading mechanism, which will not be described here one by one.

[0042] See also Figures 7 and 8The film feeding mechanism 7 includes a feeding bracket 701 installed on the bottom plate, a feeding tray 702 installed on the feeding bracket, a driven wheel 703, a first pinch wheel 704, a working platform 705, a rotating wheel 706, a second pinch wheel 707, an upper waste film collecting wheel 708, a lower waste film collecting wheel 709 and a third servo motor 710. The tape with the film attached is rolled into a roll and loaded on the feeding tray. The starting end of the tape passes through the driven wheel, the first pinch wheel, the working platform 705, and the second pinch wheel 707. The platform is then connected to the lower waste film collecting wheel, the first pressing wheel presses the film on the material belt and makes the film transported horizontally on the working platform, the second pressing wheel is used to press the lower waste film to ensure the parallelism of the material belt, the upper waste film collecting wheel is used to collect the upper waste film of the film, the third servo motor is connected to the rotating wheel through the first belt 711, and the rotating wheel is connected to the upper waste film collecting wheel and the lower waste film collecting wheel through the second belt 712 and the third belt 713 respectively.

[0043] During operation, the material belt is pulled out from the feed disk, passes over the driven wheel, and enters under the first clamping wheel, and the first clamping wheel clamps the material belt; after the material belt comes out of the first clamping wheel, the upper waste film is manually separated from the material belt and the upper waste film is collected and wound around the upper waste film collecting wheel. At this time, the membrane is attached to the lower waste film, and the second manipulator 14 absorbs the iron sheet on the iron sheet feeding mechanism and transports it to the working platform to complete the preliminary bonding of the membrane and the iron sheet. The first manipulator 13 takes the assembly of the membrane and the iron sheet from the material taking position 714 on the working platform. After the lower waste film passes through the rotating wheel, it is wound around the lower waste film collecting wheel under the drive of the third servo motor to complete the collection of the lower waste film. In order to facilitate the temporary storage of waste, a waste box 715 is installed on the side of the working platform.

[0044] Specifically, in order to facilitate the diaphragm feeding mechanism to be moved out of the equipment to replace the material roll, two movable guide rails 717 are set under the bottom plate 716 and fixed with pins 718. When changing the material roll, the pins are manually unplugged and the bottom plate is pulled to move horizontally along the movable guide rails. The entire diaphragm feeding mechanism can be moved out of the equipment to facilitate the replacement of the material roll.

[0045] See also Figures 9 and 10The iron sheet feeding mechanism 8 includes a feeding frame 801 arranged on the machine platform, and an upper iron sheet feeding device 802 and a lower iron sheet feeding device 803 are arranged between the two side plates of the feeding frame. Specifically, the upper iron sheet feeding device and the lower iron sheet feeding device have the same structure. A first guide rail 805 and a second guide rail 806 are arranged parallel to each other on the side plate 804 of the frame. Long strip-shaped notches 807 are respectively arranged above the first guide rail and the second guide rail on the side plate of the frame. The upper iron sheet feeding device includes an upper TRAY tray support plate 808, and the upper TRAY The Y-tray tray is connected to the first guide rail 805 through the first connecting plate 809. A first cylinder 810 is provided on the outer side of the first guide rail. The first cylinder upper plate 811 installed above the first cylinder passes through a long strip notch and is fixedly connected to the upper TRAY tray tray. The first cylinder can drive the upper TRAY tray tray to reciprocate along the extension direction of the first guide rail; the second cylinder 819 can drive the lower TRAY tray tray to reciprocate along the extension direction of the second guide rail. The working principle of the lower iron sheet feeding device is consistent with that of the upper iron sheet feeding device, which will not be elaborated here.

[0046] Specifically, the lower iron sheet feeding device includes a lower TRAY tray supporting plate 812, a TRAY tray fixing plate 813 and a lower plate 814. The TRAY tray fixing plate is connected to the second guide rail 806 through a second connecting plate 815. Four guide columns 816 pass through both ends of the TRAY tray fixing plate and are respectively connected to the lower TRAY tray supporting plate and the lower plate. A plurality of limiting buffer blocks 817 are arranged between the TRAY tray fixing plate and the lower plate. A lifting cylinder 818 is arranged at the bottom of the lower plate. When the second manipulator takes all the iron sheets in the bakelite TRAY tray on the upper TRAY tray supporting plate, the lifting cylinder lifts up the lower TRAY tray supporting plate for the second manipulator to absorb the iron sheets.

[0047] See also Fig.11 The pressure-keeping mechanism 9 is arranged across the top of the jig circulation line, including a main rail 901, a telescopic cylinder 902 and a pressure-keeping component arranged on the pressure-keeping frame. The pressure-keeping component is slidably connected to the main rail. The pressure-keeping component includes a pressure-keeping lifting cylinder 903 and a pressure head 904 connected to the output end of the pressure-keeping lifting cylinder. The telescopic cylinder drives the pressure-keeping component to move back and forth along the extension direction of the main rail. When the product jig reaches the pressure-keeping station on the jig circulation line, the telescopic cylinder drives the pressure head to move forward along the main rail to reach directly above the pressure-keeping station. The pressure-keeping lifting cylinder drives the pressure head to perform a linear lifting motion along the small guide rail 905 in the vertical direction. When the product is pressure-keeping, the lifting cylinder drives the pressure head to descend along the small guide rail so that the assembly of the diaphragm and the iron sheet is secondarily fitted with the shell on the product jig. The lifting cylinder drives the pressure head to press the assembly of the diaphragm and the iron sheet and stays for 3-5 seconds to obtain a better pressure-keeping effect.

[0048] like Figure 12-14As shown, the CCD detection mechanism 6 includes a first upper CCD detection device 61, a second upper CCD detection device 62 and a lower CCD detection device 63. The first upper CCD detection device includes a first CCD camera 611, which is mounted on a camera fixing plate 612 and fixed to the outer frame of the equipment through a first camera connecting plate 613, and is used to detect the position of the diaphragm on the diaphragm feeding mechanism and the fitting position of the diaphragm and iron sheet assembly. The second upper CCD detection device 62 includes a second CCD camera 621, which is mounted on an upper CCD module 622 and moves linearly in a horizontal direction under the drive of an upper CCD servo motor 623. The second upper CCD detection device is fixed to the outer frame of the equipment through a second camera connecting plate 624, and is used to detect the position information of the to-be-assembled position of the jig circulation line product. The first upper CCD camera transmits the detected diaphragm position information to the second manipulator, and the second manipulator accurately sticks the iron sheet to the top of the diaphragm according to the information. The camera transmits the position information of the diaphragm and iron sheet assembly to the first robot; the second upper CCD camera transmits the position information of the assembly position of the detected product to the first robot, and the first robot accurately sticks the diaphragm and iron sheet assembly into the shell according to the information. The lower CCD detection device 63 includes a lower CCD module 632, a lower CCD servo motor 633 and a lower CCD camera 634 arranged above the support plate 631. The lower CCD camera is installed on the lower CCD module through a CCD adjustment plate 635. There is an arc waist-shaped hole in the middle of the CCD adjustment plate, which can adjust the lower CCD camera to a suitable angle and then fix it with screws. The lower CCD detection device also includes a matching light strip 636, which can realize multi-angle detection of the finished product after bonding.

[0049] like Fig.15 As shown, the first manipulator 13 and the second manipulator 14 have the same structure. The first manipulator 13 includes a manipulator body 131 and a contour suction head 132. The contour suction head is fixedly connected to the lower end of the manipulator through a manipulator connecting block 133. The manipulator drives the contour suction head to perform linear motion. The second manipulator is used to suck the iron sheet on the iron sheet feeding mechanism and transfer it to the diaphragm feeding mechanism to complete the initial bonding of the diaphragm and the iron sheet. The first manipulator is used to suck the assembly of the diaphragm and the iron sheet into the shell on the product fixture for secondary bonding.

[0050] like Figure 16-20 As shown, the jig circulation assembly line 11 includes a material transfer mechanism 111 and an intermediate assembly line 112. The material transfer mechanism is symmetrically arranged at the front and rear ends of the intermediate assembly line, and includes a lifting component 1111 and a material receiving component 1112. The material receiving component is movably arranged at the rear end of the lifting component. The product jig is manually placed on the front end of the material transfer mechanism, and the material transfer mechanism sends the product jig to the intermediate assembly line and then moves it to the rear end of the material transfer mechanism, wherein the material transfer mechanisms at the front and rear ends have the same structure.

[0051] The working principle of the material transfer mechanism 111 is as follows: the jig is moved from the belt line to the material receiving assembly, and when the jig is in place, the lifting assembly moves the jig to the next station (driving the jig up or down).

[0052] The lifting assembly 1111 includes a lifting cylinder 1101, a limit seat 1102, an upper limit buffer 1103, a lower limit buffer 1104, a connecting plate 1105, a lower blocking position 1106 and a guide rail 1107. The upper limit buffer 1103 is arranged on the upper part of the limit seat 1102, the lower limit buffer 1104 is arranged below the upper limit buffer 1103 through the connecting plate 1105, the lower blocking position 1106 is installed at the bottom of the limit seat 1102, the lifting cylinder 1101 is vertically arranged at the bottom of the limit seat 1102, the telescopic piston rod of the lifting cylinder 1101 passes through the limit seat 1102 and the lower blocking position 1106 and extends to the bottom of the upper limit buffer 1103, the lower limit buffer 1104 is located on the left and right sides of the telescopic piston rod of the lifting cylinder 1101, and the guide rails 1107 are respectively vertically arranged at the rear end of the limit seat 1102.

[0053] Working process of the lifting assembly: the lifting cylinder drives the material receiving assembly to move up and down along the guide rail through the connecting plate; after the fixture is in place, the lifting cylinder rises or falls to move the material receiving assembly to the next station. The material receiving assembly 1112 includes a material receiving installation groove 1201, a lifting mechanism 1202, a first pulley 1203, an upper synchronous wheel (not shown in the figure), a rotating shaft 1204, an adjusting cylinder 1205, a proximity switch 1206, a first belt line 1207, a second belt line (not shown in the figure), a lower synchronous wheel (not shown in the figure), a motor 1208 and a protective cover 1209. The first pulleys 1203 are symmetrically arranged at the left and right ends of the material receiving installation groove 1201 in pairs, and the first pulleys 1203 are connected by a rotating shaft 1204. The lifting mechanism is arranged at the material receiving groove 1201. The mounting groove 1201 is located between the first pulleys 1203, the regulating cylinders 1205 are respectively arranged on one side of the material receiving mounting groove 1201 and are connected to the lifting mechanism 1202, the first pulleys 1203 are wound between the first pulleys 1203 on the same horizontal line, the proximity switch 1206 is arranged at the rear end of the material receiving mounting groove 1201, the upper synchronous wheel is arranged on the outer side of the material receiving mounting groove 1201, the motor 1208 is arranged at the bottom of the material receiving mounting groove 1201 and is connected to the lifting mechanism 1202, the lower synchronous wheel is arranged on the motor 1208 and is located below the upper synchronous wheel, the second belt line is wound between the upper synchronous wheel and the lower synchronous wheel, and the protective cover 1209 covers the outside of the lower synchronous wheel and the upper synchronous wheel.

[0054] Among them, the upper synchronous wheel and the lower synchronous wheel are two identical synchronous wheels, which are connected by a second belt line. The motor drives the lower synchronous wheel to rotate, and drives the upper synchronous wheel to rotate through the second belt line.

[0055] In the above, a pressing plate 1210 is also provided on the upper end surface of the material receiving installation groove, and the function of the pressing plate is to prevent the fixture from moving too far upward when the lifting mechanism positions the fixture.

[0056] The working process of the material receiving assembly is as follows: the motor 1208 rotates, and the first belt line 1207 is driven to rotate through the lower synchronous wheel, the second belt line, and the rotating shaft 1204, thereby driving the fixture to move; the proximity switch 1206 detects the fixture, the lifting mechanism 1202 rises to fix the fixture, and the regulating cylinder 1205 moves forward to open the fixture, and the product is manually taken and placed; after taking and placing the product, the regulating cylinder 1205 retreats, the fixture fixes the product, and the lifting mechanism 1202 descends to place the fixture on the first belt line 1207. The lifting mechanism 1202 includes a support plate 12021, a lifting connecting plate 12022, a lifting cylinder 12023, a bearing seat 12024 and a guide shaft 12025. The lifting connecting plate 120 22 is located above the support plate 12021, the lifting cylinder 12023 is arranged in the middle position of the bottom of the support plate 12021, the telescopic piston rod of the lifting cylinder 12023 extends upward through the support plate 12021 and is connected to the lifting connecting plate 12022, the bearing seats 12024 are respectively arranged on the support plate 12021 and are located on both sides of the lifting cylinder 12023, and the guide shafts 12025 are respectively vertically arranged in the bearing seats 12024 and are connected to the lifting connecting plate 12022.

[0057] Among them, two positioning PINs 12026 are symmetrically arranged on the upper end of the jacking connection plate 12022, and the positioning PINs are used in conjunction with the guide holes in the fixture to fix the fixture.

[0058] The working process of the lifting mechanism 1202 is as follows: the lifting cylinder rises, drives the positioning PIN to rise through the guide shaft and the bearing seat, lifts the fixture in the assembly line, and fixes the fixture; the lifting cylinder descends, drives the positioning PIN to descend through the guide shaft and the bearing seat, and places the fixture on the assembly line.

[0059] The working process of the whole equipment is as follows: manually put the TRAY tray filled with shells into the product feeder, the material taking mechanism takes the material and puts the shells into the flipping mechanism, the feeding mechanism puts the flipped shells into the product jig, the jig circulation line brings the products to the assembly position, the first upper CCD detection device detects the position of the diaphragm, and transmits the position information of the diaphragm to the second manipulator, and the second manipulator accurately sticks the iron sheet on the top of the diaphragm according to the information; the first upper CCD detection device transmits the position information of the diaphragm and iron sheet assembly to the first manipulator; the second upper CCD camera transmits the position information of the detected product to be assembled to the first manipulator, and the first manipulator accurately sticks the diaphragm and iron sheet assembly into the shell according to the information, the jig circulation line moves the assembled product belt to the pressure holding station, the pressure holding mechanism performs pressure holding, the circulation jig line moves the pressure-holding product to the unloading position, and the unloading mechanism puts the finished product into the unloading line, such as Fig.21 As shown, a protective cover 121 is provided on the discharge assembly line 12, and four square material taking ports 122 are opened on both sides of the protective cover. An empty TRAY tray is manually placed on a work surface 123 on the side of the discharge assembly line, and the bonded products are collected from the material taking port and placed on the TRAY tray to collect the finished products.

[0060] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An automatic iron sheet attaching device, used to complete the attachment of a diaphragm, an iron sheet and a housing, characterized in that: include: A shell feeder, a material taking mechanism, a turning mechanism, a feeding mechanism, a CCD detection mechanism, a diaphragm feeding mechanism, an iron sheet feeding mechanism, a pressure holding mechanism, a feeding mechanism, a fixture circulation line, a discharging line, a first manipulator and a second manipulator are arranged on the machine platform. The material taking mechanism is used to transfer the shell on the shell feeder to the turning mechanism. The turning mechanism is used to turn the shell over and position it. The feeding mechanism is used to transfer the turned and positioned shell to the product fixture on the fixture circulation line. The second manipulator is used to suck The iron sheet on the iron sheet feeding mechanism is transferred to the diaphragm feeding mechanism to complete the initial bonding of the diaphragm and the iron sheet. The first manipulator is used to absorb the assembly of the diaphragm and the iron sheet into the shell on the product fixture for secondary bonding. The pressure-maintaining mechanism maintains pressure on the secondary bonded diaphragm, iron sheet assembly and shell to make them fit tightly to obtain a finished product. The unloading mechanism is used to transfer the finished product to the unloading assembly line. The CCD detection mechanism collects position information of the iron sheet, diaphragm and shell during the bonding process. The jig circulation line drives the shell to pass through the CCD detection mechanism, the pressure holding mechanism and the unloading mechanism in sequence. The iron sheet feeding mechanism includes a feeding frame arranged on the machine platform. An upper iron sheet feeding device and a lower iron sheet feeding device are arranged between the two side plates of the feeding frame. A first guide rail and a second guide rail are arranged parallel to each other on the side plates of the feeding frame. The upper iron sheet feeding device includes an upper TRAY tray support plate. The upper TRAY tray support plate is slidably connected to the first guide rail through a first connecting plate. A driving device is arranged on the outer side of the first guide rail. A first cylinder is provided for the reciprocating motion of the upper TRAY tray supporting plate along the extension direction of the first guide rail; the lower iron sheet feeding device includes a lower TRAY tray supporting plate, a TRAY tray fixing plate and a lower plate, four guide columns penetrate the TRAY tray fixing plate to connect the lower TRAY tray supporting plate and the lower plate, a lifting cylinder is provided under the lower plate, the lower TRAY tray supporting plate is slidably connected to the second guide rail through a second connecting plate, and a second cylinder is provided on the outer side of the second guide rail for driving the lower TRAY tray supporting plate to reciprocate along the extension direction of the second guide rail.

2. According to claim 1, an automatic iron sheet attaching device is characterized in that: The material picking mechanism includes a material picking bracket arranged on the machine platform, a slide cylinder arranged above the material picking bracket, a material picking module arranged on the side of the slide cylinder, a rotating cylinder arranged outside the material picking module, a material picking fixture, and a first servo motor that drives the material picking module to drive the material picking fixture to move up and down. A horizontal material picking guide rail is arranged below the slide cylinder. The material picking fixture is arranged below the rotating cylinder through a coupling. The slide cylinder drives the material picking fixture to make a horizontal linear reciprocating motion along the guide rail, and the material picking module drives the material picking fixture to move up or down.

3. According to claim 1, an automatic iron sheet attaching device is characterized in that: The flipping mechanism includes a flipping bracket arranged on the machine table and a rotating shaft passing through both sides of the flipping bracket, the rotating shaft is installed with a shell fixing block through a shell connecting plate, a plurality of first suction cups for sucking the shell are arranged on the shell fixing block, a first sensor is arranged on the side of the shell connecting plate, and a flip driving mechanism for driving the rotating shaft to flip 90 degrees is arranged below the rotating shaft.

4. According to claim 1, an automatic iron sheet attaching device is characterized in that: The feeding mechanism includes a feeding bracket arranged on the machine platform, a feeding module arranged above the feeding bracket and a second servo motor, the second servo motor is transmission-connected to the feeding module, a feeding lifting cylinder is arranged on the side of the feeding module, a hardware suction cup is arranged below the feeding lifting cylinder, the second servo motor drives the hardware suction cup to perform linear motion through the feeding module, and the feeding lifting cylinder drives the hardware suction cup to perform lifting motion.

5. An automatic iron sheet attaching device according to claim 1, characterized in that: The film feeding mechanism includes a feeding bracket installed on a bottom plate, a feeding tray installed on the feeding bracket, a driven wheel, a first pressure wheel, a working platform, a rotating wheel, a second pressure wheel, an upper waste film collecting wheel, a lower waste film collecting wheel and a third servo motor. The material tape reel with the film pasted thereon is rolled up and loaded on the feeding tray. The starting end of the material tape passes through the driven wheel, the first pressure wheel and the working platform in sequence and then is connected to the lower waste film collecting wheel. The first pressure wheel presses the film on the material tape and makes the film transported in a horizontal direction. The second pressure wheel is used for pressing the lower waste film to ensure the parallelism of the material tape. The upper waste film collecting wheel is used for collecting the upper waste film of the film. The third servo motor is connected to the rotating wheel through a first belt, and the rotating wheel is connected to the upper waste film collecting wheel and the lower waste film collecting wheel through a second belt and a third belt respectively.

6. An automatic iron sheet attaching device according to claim 1, characterized in that: The pressure-maintaining mechanism includes a main rail, a telescopic cylinder and a pressure-maintaining assembly arranged on a pressure-maintaining frame. The telescopic cylinder drives the pressure-maintaining assembly to move back and forth along the extension direction of the main rail. The pressure-maintaining assembly includes a pressure-maintaining lifting cylinder and a pressure head connected to the output end of the pressure-maintaining lifting cylinder. The pressure-maintaining lifting cylinder drives the pressure head to perform linear lifting motion.

7. An automatic iron sheet attaching device according to claim 1, characterized in that: The CCD detection mechanism includes a first upper CCD detection device for detecting the position of the diaphragm on the diaphragm feeding mechanism and the bonding position of the diaphragm and iron sheet assembly, a second upper CCD detection device for detecting the assembly position information of the product on the jig circulation line, and a lower CCD detection device for detecting the product on the jig circulation line.

8. An automatic iron sheet attaching device according to claim 1, characterized in that: The jig circulation assembly line includes a material transfer mechanism and an intermediate assembly line. The material transfer mechanism is symmetrically arranged at the front and rear ends of the intermediate assembly line, wherein the material transfer mechanism includes a lifting component and a material receiving component. The material receiving component is movably arranged at the rear end of the lifting component. The intermediate assembly line includes an assembly line component and a driving component. The driving component is connected to the assembly line component.

9. An automatic iron sheet attaching device according to claim 1, characterized in that: The first manipulator and the second manipulator have the same structure, including a manipulator body and a contoured suction head. The contoured suction head is fixedly connected to the lower end of the manipulator through a manipulator connecting block, and the manipulator drives the contoured suction head to perform linear motion.

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