CN113996507B - Preparation method of PMI aluminum composite diaphragm ball-top material - Google Patents

Abstract

The invention relates to the technical field of loudspeakers, and discloses a preparation method of a PMI aluminum composite diaphragm ball top material, which comprises the following steps of 1: pre-cleaning a ball top material; step 2: punching a product belt with a required structure by using a punching forming die; and step 3: removing oil and oxide layers from the organic solvent to peel off dirt on the surface of the workpiece; and 4, step 4: carrying out low-pressure hot air drying in an all-dimensional top-down mode; and 5: secondary processing of the product into a single piece from the product strip; step 6: gluing; and 7: scraping and bonding; and 8: and (5) appearance detection. The invention has the advantages of thinner weight, higher strength, firm bonding of adhesive materials, stronger heat resistance and more excellent tone quality performance in high-frequency range above kHz high-frequency range.

Description

Preparation method of PMI aluminum composite diaphragm ball-top material

Technical Field

The invention relates to the technical field of loudspeakers, in particular to a preparation method of a PMI aluminum composite vibrating diaphragm ball-top material.

Background

In recent years, related departments in China have successively introduced a series of policies about encouraging the development of electroacoustic and downstream industries, so that the development of electronic information products is greatly supported, and a good policy environment is provided for the development of electroacoustic industries in China; in addition to the gradual expansion of market consumption demand, the electroacoustic industry in China shows better development momentum, and also expands the application demand of the market on the loudspeaker to a certain extent, in recent years, along with the rapid development of a series of consumer electronics markets such as domestic smart phones, tablet computers, notebook computers, automobile electronics, Bluetooth earphones and the like, a loudspeaker product manufactured by utilizing the MEMS technology is widely applied to the consumer markets and is also called as a miniature loudspeaker, along with the increasing requirements of portable equipment on lightness and thinness, higher requirements are also put forward on the miniature loudspeaker in the existing market, the miniature loudspeaker mostly adopts a dome-shaped loudspeaker structure due to the reasons of small volume, small vibration space and the like, the dome-shaped loudspeaker refers to a loudspeaker which directly radiates sound waves by utilizing a dome-shaped electrodynamic loudspeaker, belongs to a hemispherical diaphragm, the method is characterized in that the high-frequency response is good, the directivity is wide, the distortion is small, and the quality of the loudspeaker is directly determined by the quality of the dome material of the diaphragm of the dome-shaped loudspeaker;

in the prior art, the existing loudspeaker diaphragm consists of a round pot-shaped ketone body and a suspension edge adhered to the ketone body, the suspension edge is generally a cloth edge formed by hot pressing or a suspension edge made of PU (polyurethane) material, the suspension edge made of the material has the defects of poor high temperature resistance, general electroacoustic performance and low power, and along with the increasingly high requirements of consumers on the performance of electronic products, the round pot-shaped ketone body has the defects of small vibration amplitude, thicker thickness and difficult expansion of power.

Disclosure of Invention

The invention aims to provide a preparation method of a PMI aluminum composite diaphragm ball-top material, which at least solves the problems.

In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of a PMI aluminum composite diaphragm ball top material comprises the following steps:

step 1: pre-cleaning the ball top material, and softening, separating and dissolving pollutants on a workpiece by adopting an organic solvent coating and rolling method;

step 2: punching a product belt with a required structure by using a punching forming die;

and step 3: removing oil and oxide layers from the organic solvent to peel off dirt on the surface of the workpiece;

and 4, step 4: carrying out low-pressure hot air drying in an all-dimensional top-down mode;

and 5: the ball top cutting measuring device used in the production process is composed of a working plate, two measuring plates and two baffle plates; the raw materials of the dome can be limited by the infrared distance meter, the reflecting plate and the digital display screen which are arranged on the measuring plate, and the measuring plate is arranged on the track through the connecting bolt, so that the cutting precision of the dome can be controlled;

step 6: gluing;

and 7: scraping and bonding;

and 8: the outward appearance detects, adopts infrared ray sensor and infrared receiver, cooperation spout and warning light to can adjust suitable height at the thickness that different domes need, then when putting into the dome, the thickness of dome all reports to the police when being less than or being higher than normal thickness and reminds.

Preferably, according to step 7, there is provided a doctor-blade bonding apparatus comprising: the automatic glue scraping machine comprises a base, a controller, a feeding conveying belt, a first conveying mechanical arm, a glue scraping mechanism, a fixing piece conveying mechanism, a discharging conveying belt and a second conveying mechanical arm; the controller is arranged on the right side of the base; the feeding conveying belt is arranged on the front side of the top end of the base in the left-right direction and is electrically connected with the controller; the first carrying mechanical arm is arranged on the right side of the feeding conveying belt along the front-back direction and is electrically connected with the controller; the glue scraping mechanism is arranged at the right rear part of the feeding conveying belt and is positioned at the left side of the first carrying mechanical arm; the fixed part carrying mechanism is arranged on the rear side of the glue scraping mechanism; the discharging conveying belt is arranged on the left side of the glue scraping mechanism along the left-right direction and is electrically connected with the controller; the second carrying mechanical arm is arranged on the front side of the discharging conveying belt in the left-right direction and is electrically connected with the controller.

Preferably, the glue spreading mechanism comprises: the device comprises a mounting frame, a lifting roller seat, a roller, a mounting seat, a first bevel gear, a rotating shaft, a second bevel gear and a servo motor; the mounting rack is mounted at the top end of the base; the lifting roller seat is arranged on the inner side of the mounting frame along the left-right direction; the number of the rollers is a plurality, and a plurality of the roller gaps are rotatably connected to the inner side of the lifting roller seat through pin shafts; the mounting seat is arranged in the inner cavity of the mounting frame along the left-right direction; the number of the first conical gears is a plurality, and the first conical gears are respectively in key connection with the axes of the rollers; the rotating shaft is rotatably connected to the inner side of the mounting seat through a bearing along the left-right direction; the number of the second bevel gears is a plurality, and a plurality of second bevel gear gaps are rotatably connected to the outer wall of the rotating shaft through bearings and meshed with a plurality of first bevel gears; the servo motor is arranged in the inner cavity of the mounting frame, the output end of the servo motor is connected with the rotating shaft screw, and the servo motor is electrically connected with the controller.

Preferably, the glue scraping mechanism further comprises: the device comprises a manual lifting platform, a fixed seat, a scraper and a compression roller; the manual lifting platform is installed at the top end of the right side of the mounting rack; the fixed seat is arranged at the lifting end of the manual lifting platform; the scraper is rotationally connected to the inner side of the fixed seat through a pin shaft; the compression roller is rotatably connected to the left side of the mounting frame through a pin shaft.

Preferably, the glue scraping mechanism further comprises: the connecting rotating shaft is connected with the shell, the fourth conical gear is connected with the fifth conical gear, the sixth conical gear is connected with the sixth conical gear, the rotating rod is connected with the limiting sliding block, the guide rail rod is connected with the limiting sliding groove, and the limiting sliding groove is connected with the connecting rotating shaft; the shell is arranged at the rear end of the right side of the fixed seat; the connecting rotating shaft is rotatably connected to the center of the bottom end of the shell through a bearing, and the top end of the connecting rotating shaft extends into the inner cavity of the shell; the number of the fourth bevel gears is two, and the two fourth bevel gears are respectively in key connection with the upper side and the lower side of the connecting rotating shaft; the fifth bevel gear is in keyed connection with the outer wall of the rotating shaft and is meshed with the fourth bevel gear at the bottom end; the sixth conical gear is rotatably connected to the inner cavity of the shell through a pin shaft and is meshed with the fourth conical gear at the top end; one end of the rotating rod is connected with the axis of the sixth bevel gear through a screw; the limiting sliding block is arranged at the other end of the rotating rod; one end of the guide rail rod is rotatably connected to the front side of the inner cavity of the shell through a pin shaft, and the limiting slide block is inserted into the inner cavity of the guide rail rod; the limiting sliding groove is formed in the lower right corner of the front side of the shell, and the other end of the guide rail rod extends out of an inner cavity of the limiting sliding groove and is movably connected with the rear side of the scraper through a spherical shaft.

Preferably, the fastener carrier mechanism includes: the device comprises an XY-axis mechanical arm, a sucker, a sliding rail, a sliding block, a miniature electric push rod, a pressing seat, a connecting rod and a fixing component; the XY-axis mechanical arm is arranged at the top end of the base along the front-back direction and is electrically connected with the controller; the sucker is arranged at the moving end of the XY-axis mechanical arm; the number of the slide rails is two, and the two slide rails are respectively arranged on the front side and the rear side of the sucking disc; the number of the sliding blocks is two, and the two sliding blocks are respectively inserted into the inner sides of the front sliding rail and the rear sliding rail; the number of the micro electric push rods is two, the two micro electric push rods are respectively arranged on the inner sides of the front slide rail and the rear slide rail, the telescopic ends of the micro electric push rods are fixedly connected with the slide block, and the micro electric push rods are electrically connected with the controller; the number of the pressing seats is two, the two pressing seats are rotatably connected to the bottom ends of the front sliding rail and the rear sliding rail through pin shafts, and the pressing seats are triangular; the quantity of connecting rod is two, two the one end of connecting rod is rotated through the round pin axle and is connected the top of two pressure seats in front and back, two the other end of connecting rod is rotated through the round pin axle and is connected the outside at two sliders in front and back. The fixed component is placed on the inner side of the glue scraping mechanism.

Preferably, the fixing assembly includes: the device comprises a groove seat, a fixing frame, a T-shaped rod, a return spring, a jacking ball, a limiting spring, a clamping groove, a through hole and a clamping seat; the groove seat is placed on the surface of the roller; the fixing frame is arranged at the top end of the groove seat; the number of the T-shaped rods is two, the two T-shaped rods are respectively inserted into the front side and the rear side of the inner cavity of the groove seat, and the outer side of each T-shaped rod extends out of the outer wall of the groove seat; the front end and the rear end of the return spring are respectively fixedly connected with the inner sides of the two T-shaped rods; the number of the ejection balls is two, the number of the ejection balls in each group is two, and the two groups of ejection balls are respectively inserted into the front side and the rear side of the groove inner cavity of the groove seat; the number of the limiting springs is two, the number of the limiting springs in each group is two, the two groups of limiting springs are respectively arranged in the inner cavity of the groove seat, and the top ends of the limiting springs are fixedly connected with the bottom end of the ejection ball; the number of the clamping grooves is two, the number of the clamping grooves in each group is two, and the two groups of the clamping grooves are respectively arranged on the inner sides of the outer walls of the two groups of limiting springs; the number of the through holes is two, and the two through holes are respectively formed in the inner sides of the two T-shaped rods and are respectively sleeved with the two groups of ejection balls; the number of the clamping seats is two, the number of the clamping seats in each group is two, and the two groups of clamping seats are arranged on the inner sides of the two through holes and are respectively clamped with the inner cavities of the two groups of clamping grooves.

Compared with the prior art, the invention has the beneficial effects that: the adhesive material is lighter and thinner, has higher strength, is firmly combined by the adhesive material, has stronger heat resistance, and has more excellent tone quality performance in high-frequency range above kHz high-frequency range;

1. the rotating shaft is driven by a servo motor to drive the second bevel gear to rotate, the first bevel gear drives the roller to rotate under the action of rotating force of the second bevel gear, the roller conveying fixing component moves below the scraping plate, the rotating shaft drives the fifth bevel gear to synchronously rotate, the lower fourth bevel gear drives the connecting rotating shaft to drive the upper fourth bevel gear to rotate under the action of rotating force of the fifth bevel gear, the sixth bevel gear drives the rotating rod to drive the limiting slide block to circumferentially rotate under the action of rotating force of the fourth bevel gear, the limiting slide block reciprocates in the inner cavity of the guide rail rod to drive the guide rail rod to rotate by taking the rotating connection part of the guide rail rod and the shell pin shaft as a vertex, and the guide rail rod drives the scraping plate to swing by taking the rotating connection part of the guide rail rod and the fixed seat pin shaft as a vertex, so that the scraping plate scrapes the workpieces in the fixing component, and can realize linkage between conveying and scraping;

2. the sucker is driven by an XY-axis mechanical arm to move in the XY-axis direction, the sucker adsorbs the surface of a workpiece, meanwhile, a micro electric push rod extends to push a sliding block to drive a connecting rod to drive a pressing seat to move inwards by taking a rotating joint with a sliding rail pin shaft as a vertex, so that the pressing seat is contacted with the outer end of a T-shaped rod in a fixed assembly, a front T-shaped rod and a rear T-shaped rod are pushed to move inwards and extrude a reset spring, the T-shaped rods enable a clamping seat to move inwards under the cooperation of through holes to be separated from clamping with an inner cavity of a clamping groove, a limiting spring pushes the clamping groove to move upwards under the self elastic action to push out a formed part in the fixed frame, the ball top is protected, and the surface of the ball top is prevented from being scratched due to the hard taking out;

therefore, the conveying and scraping can be linked, the motor does not need to be additionally arranged to serve as a power source, the effect of saving manpower and material resources is achieved, the top of the ball is protected, and the surface of the top of the ball is prevented from being scratched.

Drawings

FIG. 1 is a schematic structural diagram of a PMI aluminum composite diaphragm ball-top material of the present invention;

FIG. 2 is a schematic structural view of a frictioning and bonding apparatus of the present invention;

FIG. 3 is an exploded view of the glue spreading mechanism of FIG. 2;

FIG. 4 is an exploded view of the fastener carrier mechanism of FIG. 2;

fig. 5 is a right side sectional view of the fixing assembly of fig. 4.

In the figure: a1, a first aluminum alloy foil layer, A2, a first resin adhesive film layer, A3, a macromolecule PMI foaming material film layer, A4, a second resin adhesive film layer, A5, a second aluminum alloy foil layer, 1, a base, 2, a controller, 3, a feeding conveyer belt, 4, a first carrying mechanical arm, 5, a glue scraping mechanism, 51, a mounting frame, 52, a lifting roller base, 53, a roller, 54, a mounting base, 55, a first bevel gear, 56, a rotating shaft, 57, a second bevel gear, 58, a servo motor, 59, a manual lifting platform, 510, a fixing base, 511, a scraping plate, 512, a shell, 513, a connecting rotating shaft, 514, a fourth bevel gear, 515, a fifth bevel gear, 516, a sixth bevel gear, 517, a rotating rod, 518, a limiting sliding block, 519, a guide rail rod, 520, a limiting sliding chute, a compression roller 521, a pressing roller, 6, a carrying fixing mechanism, 61, and an XY shaft mechanical arm, 62. suction cup, 63, slide rail, 64, slider, 65, miniature electric push rod, 66, pressure seat, 67, connecting rod, 7, fixed subassembly, 71, recess seat, 72, fixed frame, 73, T shape pole, 74, reset spring, 75, ejection ball, 76, spacing spring, 77, draw-in groove, 78, through-hole, 79, cassette, 8, ejection of compact conveyer belt, 9, second transport machinery arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a PMI aluminum composite diaphragm ball-top material comprises: the first aluminum alloy foil layer A1, the first resin adhesive film layer A2, the polymer PMI foam material film layer A3, the second resin adhesive film layer A4 and the second aluminum alloy foil layer A5, and the polymer PMI foam material film layer A3 are cross-linked hard structural foam materials, are heat-resistant foam plastics with highest strength and rigidity at present and have the temperature of 180-, the adhesive uses acetone with a boiling point of 56 ℃ to replace ethyl acetate with a boiling point of 77 ℃ as a solvent, reduces the viscosity of the adhesive, improves the leveling property so as to meet the ultrathin coating requirement of 6 +/-0.2 mu m, selects polyester polyurethane with a similar PMI structure as a main material, has a similar contraction and extension amplitude with a PMI film layer under the condition of high-temperature stress, avoids the generation of wrinkles and cracks, simultaneously strengthens the adhesive force with an aluminum foil and the PMI film layer, avoids degumming, adopts a novel cation curing mode for the adhesive, can be cured within 30min, is easier to volatilize and low in residual amount compared with ethyl acetate, greatly shortens the original 4-hour curing process, reduces the impurity residue of a product, has a high-molecular PMI foaming material film layer A3 with a thickness of 80-500 mu m, a second aluminum alloy foil layer A5 with a thickness of 7-20 mu m and an overall thickness of 0.08-0.5 mm, compared with the existing products on the market, the adhesive tape is lighter and thinner, obtains higher strength, is more easily and firmly combined with adhesive materials, and has stronger heat resistance. The sound pressure sensitivity of the micro-speaker in the high-frequency range above the high-frequency band of 10kHz is more excellent;

a preparation method of a PMI aluminum composite diaphragm ball top material comprises the following steps:

step 1: pre-cleaning the ball top material, and softening, separating and dissolving pollutants on a workpiece by adopting an organic solvent coating and rolling method;

step 2: punching a product belt with a required structure by using a punching forming die;

and step 3: removing oil and oxide layers from the organic solvent to peel off dirt on the surface of the workpiece;

and 4, step 4: carrying out low-pressure hot air drying in an all-dimensional top-down mode;

and 5: the ball top cutting measuring device used in the production process is composed of a working plate, two measuring plates and two baffle plates; the infrared distance measuring device, the reflecting plate and the digital display screen are arranged on the measuring plate, so that the raw material of the dome can be limited, the measuring plate is arranged on the track through the connecting bolt, the control on the cutting precision of the dome is facilitated, the infrared distance measuring device, the reflecting plate and the digital display screen are arranged on the measuring plate, the raw material of the dome can be limited, the measuring plate is arranged on the track through the connecting bolt, the control on the cutting precision of the dome is facilitated, the cutting precision of the dome is improved, the dome can be more conveniently used during cutting, and the rejection rate of the cutting of the dome is reduced;

step 6: gluing;

and 7: scraping and bonding;

and 8: the outward appearance detects, adopts infrared ray sensor and infrared receiver, cooperation spout and warning light to can adjust suitable height at the thickness that different domes need, then when putting into the dome, the thickness of dome all reports to the police when being less than or being higher than normal thickness and reminds, when facing various domes, can accomplish convenient height-adjusting, it is more humanized also to make things convenient for the removal to use.

As a preferable aspect, further, according to step 7, there is provided a squeegee adhesion device including: the automatic feeding device comprises a base 1, a controller 2, a feeding conveyer belt 3, a first carrying mechanical arm 4, a glue scraping mechanism 5, a fixed part carrying mechanism 6, a discharging conveyer belt 8 and a second carrying mechanical arm 9; the controller 2 is arranged on the right side of the base 1, and the specific use model of the controller 2 is directly purchased, installed and used from the market according to the actual use requirement; the feeding conveyer belt 3 is arranged on the front side of the top end of the base 1 in the left-right direction, the feeding conveyer belt 3 is electrically connected with the controller 2, the specific use model of the feeding conveyer belt 3 is directly purchased, installed and used from the market according to the actual use requirement, the feeding conveyer belt 3 can be controlled by the controller 2, and workpieces of a first aluminum alloy foil layer A1 coated with a first resin adhesive film layer A2 and a second resin adhesive film layer A4, a polymer PMI foaming material film layer A3 and a second aluminum alloy foil layer A5 can be sequentially placed on the surface of the feeding conveyer belt 3; the first carrying mechanical arm 4 is arranged on the right side of the feeding conveyor belt 3 in the front-back direction, the first carrying mechanical arm 4 is electrically connected with the controller 2, the specific usage model of the first carrying mechanical arm 4 is directly purchased, installed and used from the market according to actual usage requirements, the first carrying mechanical arm 4 can be controlled by the controller 2, and a vacuum chuck is arranged in the first carrying mechanical arm 4; the glue scraping mechanism 5 is arranged at the right rear part of the feeding conveyer belt 3 and is positioned at the left side of the first carrying mechanical arm 4; the fixed part conveying mechanism 6 is arranged at the rear side of the glue spreading mechanism 5; the discharging conveyer belt 8 is arranged on the left side of the glue scraping mechanism 5 in the left-right direction, the discharging conveyer belt 8 is electrically connected with the controller 2, the specific usage model of the discharging conveyer belt 8 is directly purchased, installed and used from the market according to the actual usage requirement, and the discharging conveyer belt 8 can be controlled by the controller 2; second transport arm 9 sets up in the front side of ejection of compact conveyer belt 8 along the left and right sides direction, and second transport arm 9 and controller 2 electric connection, and second transport arm 9 specifically uses the model to require directly to purchase the installation and use from the market according to the in-service use, and second transport arm 9 can be controlled by controller 2, and second transport arm 9 is inside to be provided with vacuum chuck.

Preferably, the glue spreading mechanism 5 further includes: the device comprises a mounting frame 51, an elevating roller base 52, a roller 53, a mounting base 54, a first bevel gear 55, a rotating shaft 56, a second bevel gear 57, a servo motor 58, a manual elevating platform 59, a fixed base 510, a scraping plate 511, a pressing roller 521, a shell 512, a connecting rotating shaft 513, a fourth bevel gear 514, a fifth bevel gear 515, a sixth bevel gear 516, a rotating rod 517, a limiting slide block 518, a guide rail 519 and a limiting sliding groove 520; the mounting frame 51 is arranged at the top end of the base 1; the lifting roller seat 52 is arranged on the inner side of the mounting frame 51 along the left-right direction; the number of the rollers 53 is a plurality, and a plurality of the rollers 53 are rotatably connected to the inner side of the lifting roller seat 52 through a pin shaft in a clearance manner; the mounting seat 54 is arranged in the inner cavity of the mounting frame 51 along the left-right direction; the number of the first conical gears 55 is several, and the several first conical gears 55 are respectively connected with the axes of the several rollers 53 in a key manner; the rotating shaft 56 is rotatably connected to the inner side of the mounting seat 54 through a bearing in the left-right direction; the number of the second bevel gears 57 is several, and the second bevel gears 57 are rotatably connected to the outer wall of the rotating shaft 56 through bearings in a clearance manner and meshed with the first bevel gears 55; the servo motor 58 is arranged in the inner cavity of the mounting frame 51, the output end of the servo motor 58 is in screw connection with the rotating shaft 56, the servo motor 58 is electrically connected with the controller 2, the specific use model of the servo motor 58 is directly purchased, installed and used from the market according to the actual use requirement, and the servo motor 58 can be controlled by the controller 2 to drive the rotating shaft 56 to drive the second bevel gear 57 to rotate clockwise or anticlockwise; the manual lifting platform 59 is arranged at the top end of the right side of the mounting frame 51; the fixed seat 510 is arranged at the lifting end of the manual lifting platform 59; the scraping plate 511 is rotatably connected to the inner side of the fixed seat 510 through a pin; the press roller 521 is rotatably connected to the left side of the mounting frame 51 through a pin shaft; the outer shell 512 is arranged at the rear end of the right side of the fixed seat 510; the connecting rotating shaft 513 is rotatably connected to the center of the bottom end of the outer shell 512 through a bearing, and the top end of the connecting rotating shaft 513 extends into the inner cavity of the outer shell 512; the number of the fourth bevel gears 514 is two, and the two fourth bevel gears 514 are respectively in key connection with the upper side and the lower side of the connecting rotating shaft 513; a fifth bevel gear 515 is in key connection with the outer wall of the rotating shaft 56, and the fifth bevel gear 515 is meshed with a bottom fourth bevel gear 514; the sixth bevel gear 516 is rotatably connected to the inner cavity of the shell 512 through a pin shaft, and the sixth bevel gear 516 is meshed with the fourth bevel gear 514 at the top end; one end of the rotating rod 517 is connected with the axis of the sixth bevel gear 516 through a screw; the limiting slide block 518 is arranged at the other end of the rotating rod 517; one end of the guide rail rod 519 is rotatably connected to the front side of the inner cavity of the shell 512 through a pin shaft, the limiting slide block 518 is inserted into the inner cavity of the guide rail rod 519, and the limiting slide block 518 can reciprocate in the inner cavity of the guide rail rod 519; the limiting sliding groove 520 is arranged at the right lower corner of the front side of the shell 512, and the other end of the guide rail rod 519 extends out of the inner cavity of the limiting sliding groove 520 and is movably connected with the rear side of the scraper 511 through a spherical shaft.

Preferably, the fastener conveying mechanism 6 further includes: the XY-axis mechanical arm 61, the sucker 62, the slide rail 63, the slide block 64, the micro electric push rod 65, the press seat 66, the connecting rod 67 and the fixing component 7; the XY-axis mechanical arm 61 is arranged at the top end of the base 1 along the front-back direction, the XY-axis mechanical arm 61 is electrically connected with the controller 2, the specific use model of the XY-axis mechanical arm 61 is directly purchased, installed and used from the market according to the actual use requirement, and the XY-axis mechanical arm 61 can be controlled by the controller 2 to drive the sucker 62 to move; the suction cup 62 is arranged at the moving end of the XY-axis mechanical arm 61; the number of the slide rails 63 is two, and the two slide rails 63 are respectively arranged on the front side and the rear side of the suction cup 62; the number of the sliding blocks 64 is two, the two sliding blocks 64 are respectively inserted and connected with the inner sides of the front sliding rail 63 and the rear sliding rail 63, and the sliding blocks 64 can move up and down on the inner sides of the sliding rails 63; the number of the micro electric push rods 65 is two, the two micro electric push rods 65 are respectively arranged on the inner sides of the front sliding rail 63 and the rear sliding rail 63, the telescopic ends of the micro electric push rods 65 are fixedly connected with the sliding blocks 64, the micro electric push rods 65 are electrically connected with the controller 2, the specific use models of the micro electric push rods 65 are directly purchased, installed and used from the market according to actual use requirements, and the micro electric push rods 65 can be controlled by the controller 2 to extend and shorten; the number of the pressing seats 66 is two, the two pressing seats 66 are rotatably connected to the bottom ends of the front sliding rail 63 and the rear sliding rail 63 through pin shafts, and the pressing seats 66 are triangular; the quantity of connecting rod 67 is two, and the one end of two connecting rods 67 is passed through the round pin hub and is rotated the top of connecting at two front and back pressure seats 66, and the other end of two connecting rods 67 is passed through the round pin hub and is rotated the outside of connecting two sliders 64 in front and back. The fixing assembly 7 is placed inside the glue spreading mechanism 5.

Preferably, the fixing assembly 7 further comprises: the device comprises a groove seat 71, a fixed frame 72, a T-shaped rod 73, a return spring 74, an ejection ball 75, a limiting spring 76, a clamping groove 77, a through hole 78 and a clamping seat 79; the groove seat 71 is placed on the surface of the drum 53; the fixing frame 72 is arranged at the top end of the groove seat 71; the number of the T-shaped rods 73 is two, the two T-shaped rods 73 are respectively inserted into the front side and the rear side of the inner cavity of the groove seat 71, and the outer side of each T-shaped rod 73 extends out of the outer wall of the groove seat 71; the reset spring 74 is arranged at the inner sides of the front and rear T-shaped rods 73, the front and rear ends of the reset spring 74 are respectively fixedly connected with the inner sides of the two T-shaped rods 73, the reset spring 74 is a compression spring, and the reset spring 74 generates elastic deformation after being stretched or extruded; the number of the ejection balls 75 is two, the number of each group of ejection balls 75 is two, and the two groups of ejection balls 75 are respectively inserted into the front side and the rear side of the groove cavity of the groove seat 71; the number of the limiting springs 76 is two, the number of each group of limiting springs 76 is two, the two groups of limiting springs 76 are respectively arranged in the inner cavity of the groove seat 71, the top ends of the limiting springs 76 are fixedly connected with the bottom end of the ejection ball 75, the limiting springs 76 are compression springs, the limiting springs 76 generate elastic deformation after being stretched or extruded, and the initial state is recovered after external force is removed; the number of the clamping grooves 77 is two, the number of each group of clamping grooves 77 is two, and the two groups of clamping grooves 77 are respectively arranged on the inner sides of the outer walls of the two groups of limiting springs 76; the number of the through holes 78 is two, and the two through holes 78 are respectively formed in the inner sides of the two T-shaped rods 73 and are respectively sleeved with the two groups of ejection balls 75; the number of the clamping seats 79 is two, the number of each clamping seat 79 is two, and the two clamping seats 79 are arranged on the inner sides of the two through holes 78 and are respectively clamped with the inner cavities of the two clamping grooves 77.

All electric devices in the scheme can be connected with an external adaptive power supply through a lead, and an adaptive external controller is selected to be connected according to specific actual use conditions so as to meet the control requirements of all the electric devices.

Step 1: a worker sequentially places a workpiece coated with a first resin adhesive film layer A2 and a second resin adhesive film layer A4, namely a first aluminum alloy foil layer A1, a polymer PMI foaming material film layer A3 and a second aluminum alloy foil layer A5 on the surface of a feeding conveyer belt 3, controls a controller 2 to sequentially start the feeding conveyer belt 3 and a first carrying mechanical arm 4, conveys the workpiece to a corresponding position below the first carrying mechanical arm 4 by the feeding conveyer belt 3, sequentially conveys the workpiece to a fixing component 7 in a glue scraping mechanism 5 for fixing by the first carrying mechanical arm 4, controls the controller 2 to sequentially start a servo motor 58, drives a rotating shaft 56 to drive a second bevel gear 57 to rotate by the servo motor 58, and causes the first bevel gear 55 to drive a roller 53 to rotate under the action of the rotating force of the second bevel gear 57 due to the meshing of the first bevel gear 55 and the second bevel gear 57, further, the roller 53 conveys the fixed component 7 to move to the position below the scraping plate 511, the rotating shaft 56 drives the fifth bevel gear 515 to rotate synchronously, the lower fourth bevel gear 514 is meshed with the fifth bevel gear 515, so that the lower fourth bevel gear 514 drives the connecting rotating shaft 513 to drive the upper fourth bevel gear 514 to rotate under the rotating force of the fifth bevel gear 515, the sixth bevel gear 516 drives the rotating rod 517 to drive the limit slider 518 to rotate circumferentially under the rotating force of the fourth bevel gear 514, further, the limit slider 518 reciprocates in the inner cavity of the guide rail rod 519, the guide rail rod 519 is driven to rotate by taking the pin-shaft rotating connection part with the shell 512 as a vertex, and the guide rail rod 519 drives the scraping plate 511 to swing by taking the pin-shaft rotating connection part with the fixed seat 510 as a vertex, so that the scraping plate 511 scrapes the workpiece in the fixed component 7, the linkage between conveying and scraping can be realized without additionally arranging a motor as a power source, after the glue is scraped, the materials are pressed by a press roller 521;

step 2: after the inside of the fixed component 7 is pressed, the workpiece moves to the lower part of the fixed component carrying mechanism 6, a worker controls the controller 2 to sequentially start the XY-axis mechanical arm 61, the micro-electric push rod 65, the second carrying mechanical arm 9 and the discharging conveyer belt 8, the XY-axis mechanical arm 61 drives the sucker 62 to move in the XY-axis direction, the sucker 62 adsorbs the surface of the workpiece, simultaneously, the micro-electric push rod 65 pushes the slider 64 to move upwards through self extension, the slider 64 drives the connecting rod 67 to drive the pressing seat 66 to move inwards by taking the rotating connection part of the pin shaft of the sliding rail 63 as a vertex, so that the pressing seat 66 is contacted with the outer end of the T-shaped rod 73 inside the fixed component 7 to push the front and back T-shaped rods 73 to move inwards and extrude the return spring 74, the T-shaped rod 73 enables the clamping seat 79 to move inwards under the cooperation of the through hole 78 to be separated from clamping with the inner cavity of the clamping groove 77, and the limiting spring 76 pushes the clamping groove 77 to move upwards under the self elastic action, the second carrying mechanical arm 9 is used for stacking the formed parts on the surface of the discharging conveyor belt 8 and transporting the formed parts to the outside for collection;

therefore, the conveying and scraping can be linked, the motor does not need to be additionally arranged to serve as a power source, the effect of saving manpower and material resources is achieved, the top of the ball is protected, and the surface of the top of the ball is prevented from being scratched.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (1)

1. A preparation method of a PMI aluminum composite diaphragm ball top material is characterized by comprising the following steps:

step 1: pre-cleaning the ball top material, and softening, separating and dissolving pollutants on a workpiece by adopting an organic solvent coating and rolling method;

step 2: punching a product belt with a required structure by using a punching forming die;

and step 3: removing the oil and oxide layer by the organic solvent to peel off dirt on the surface of the workpiece;

and 4, step 4: carrying out low-pressure hot air drying in an all-dimensional top-down mode;

and 5: the ball top cutting measuring device used in the production process is composed of a working plate, two measuring plates and two baffle plates; the raw materials of the dome can be limited by the infrared distance meter, the reflecting plate and the digital display screen which are arranged on the measuring plate, and the measuring plate is arranged on the track through the connecting bolt, so that the cutting precision of the dome can be controlled;

step 6: gluing;

and 7: scraping and bonding;

provided is a frictioning and bonding apparatus, including:

a base (1);

the controller (2) is arranged on the right side of the base (1);

the feeding conveyer belt (3) is arranged on the front side of the top end of the base (1) in the left-right direction, and the feeding conveyer belt (3) is electrically connected with the controller (2);

the first carrying mechanical arm (4) is arranged on the right side of the feeding conveying belt (3) along the front-back direction, and the first carrying mechanical arm (4) is electrically connected with the controller (2);

the glue scraping mechanism (5) is arranged at the right rear part of the feeding conveying belt (3) and is positioned at the left side of the first carrying mechanical arm (4);

the fixing piece carrying mechanism (6) is arranged on the rear side of the glue scraping mechanism (5);

the discharging conveying belt (8) is arranged on the left side of the glue scraping mechanism (5) in the left-right direction, and the discharging conveying belt (8) is electrically connected with the controller (2);

the second carrying mechanical arm (9) is arranged on the front side of the discharging conveying belt (8) along the left-right direction, and the second carrying mechanical arm (9) is electrically connected with the controller (2);

the mounting rack (51) is mounted at the top end of the base (1);

the lifting type roller seat (52) is arranged on the inner side of the mounting rack (51) along the left-right direction;

the number of the rollers (53) is several, and the gaps of the several rollers (53) are rotatably connected to the inner side of the lifting roller seat (52) through pin shafts;

a mounting seat (54) arranged in the inner cavity of the mounting frame (51) along the left-right direction;

the number of the first conical gears (55) is a plurality, and the first conical gears (55) are respectively in key connection with the axes of the rollers (53);

a rotating shaft (56) which is rotatably connected to the inner side of the mounting seat (54) through a bearing along the left-right direction;

the number of the second bevel gears (57) is several, and the second bevel gears (57) are connected to the outer wall of the rotating shaft (56) in a rotating mode through bearings in a clearance mode and meshed with the first bevel gears (55);

the servo motor (58) is arranged in the inner cavity of the mounting frame (51), the output end of the servo motor (58) is in screw connection with the rotating shaft (56), and the servo motor (58) is electrically connected with the controller (2);

scrape gluey mechanism (5) and still include:

the manual lifting platform (59) is installed at the top end of the right side of the mounting frame (51);

a fixed seat (510) arranged at the lifting end of the manual lifting platform (59);

the scraping plate (511) is rotatably connected to the inner side of the fixed seat (510) through a pin shaft;

the press roller (521) is rotatably connected to the left side of the mounting frame (51) through a pin shaft;

scrape gluey mechanism (5) and still include:

a housing (512) disposed at a right rear end of the holder (510);

the connecting rotating shaft (513) is rotatably connected to the center position of the bottom end of the shell (512) through a bearing, and the top end of the connecting rotating shaft (513) extends into the inner cavity of the shell (512);

the number of the fourth bevel gears (514) is two, and the two fourth bevel gears (514) are respectively connected to the upper side and the lower side of the connecting rotating shaft (513) in a key mode;

a fifth bevel gear (515) which is connected with the outer wall of the rotating shaft (56) in a key mode, wherein the fifth bevel gear (515) is meshed with a bottom end fourth bevel gear (514);

the sixth conical gear (516) is rotatably connected to the inner cavity of the shell (512) through a pin shaft, and the sixth conical gear (516) is meshed with the fourth conical gear (514) at the top end;

a rotating rod (517), one end of which is connected with the axle center of the sixth bevel gear (516) through a screw;

the limiting sliding block (518) is arranged at the other end of the rotating rod (517);

one end of the guide rail rod (519) is rotatably connected to the front side of the inner cavity of the shell (512) through a pin shaft, and the limiting sliding block (518) is inserted into the inner cavity of the guide rail rod (519);

the limiting sliding groove (520) is formed in the right lower corner of the front side of the shell (512), and the other end of the guide rail rod (519) extends out of the inner cavity of the limiting sliding groove (520) and is movably connected with the rear side of the scraper (511) through a spherical shaft;

the mount carrying mechanism (6) includes:

the XY-axis mechanical arm (61) is arranged at the top end of the base (1) along the front-back direction, and the XY-axis mechanical arm (61) is electrically connected with the controller (2);

a suction cup (62) provided at the moving end of the XY-axis robot arm (61);

the number of the slide rails (63) is two, and the two slide rails (63) are respectively arranged on the front side and the rear side of the sucker (62);

the number of the sliding blocks (64) is two, and the two sliding blocks (64) are respectively inserted into the inner sides of the front sliding rail (63) and the rear sliding rail (63);

the number of the micro electric push rods (65) is two, the two micro electric push rods (65) are respectively arranged on the inner sides of the front sliding rail (63) and the rear sliding rail (63), the telescopic end of each micro electric push rod (65) is fixedly connected with the sliding block (64), and the micro electric push rods (65) are electrically connected with the controller (2);

the number of the pressing seats (66) is two, the two pressing seats (66) are rotatably connected to the bottom ends of the front sliding rail (63) and the rear sliding rail (63) through pin shafts, and the pressing seats (66) are triangular;

the number of the connecting rods (67) is two, one ends of the two connecting rods (67) are rotatably connected to the top ends of the front and rear pressing seats (66) through pin shafts, and the other ends of the two connecting rods (67) are rotatably connected to the outer sides of the front and rear sliding blocks (64) through pin shafts;

the fixing component (7) is placed on the inner side of the glue scraping mechanism (5);

the fixing assembly (7) comprises:

a pocket seat (71) placed on the surface of the drum (53);

a fixing frame (72) arranged at the top end of the groove seat (71);

the number of the T-shaped rods (73) is two, the two T-shaped rods (73) are respectively inserted into the front side and the rear side of the inner cavity of the groove seat (71), and the outer side of each T-shaped rod (73) extends out of the outer wall of the groove seat (71);

the return spring (74) is arranged on the inner sides of the front T-shaped rod (73) and the rear T-shaped rod (73), and the front end and the rear end of the return spring (74) are respectively fixedly connected with the inner sides of the two T-shaped rods (73);

the number of the ejection balls (75) is two, the number of the ejection balls (75) in each group is two, and the two groups of ejection balls (75) are respectively inserted into the front side and the rear side of the groove cavity of the groove seat (71);

the number of the limiting springs (76) is two, the number of the limiting springs (76) in each group is two, the two groups of limiting springs (76) are respectively arranged in the inner cavity of the groove seat (71), and the top ends of the limiting springs (76) are fixedly connected with the bottom end of the ejection ball (75);

the number of the clamping grooves (77) is two, the number of the clamping grooves (77) in each group is two, and the two groups of the clamping grooves (77) are respectively arranged on the inner sides of the outer walls of the two groups of limiting springs (76);

the number of the through holes (78) is two, and the two through holes (78) are respectively arranged on the inner sides of the two T-shaped rods (73) and are respectively sleeved with the two groups of ejection balls (75);

the number of the clamping seats (79) is two, the number of each clamping seat (79) is two, and the two clamping seats (79) are arranged on the inner sides of the two through holes (78) and are respectively clamped with the inner cavities of the two clamping grooves (77);

and 8: the outward appearance detects, adopts infrared ray sensor and infrared receiver, cooperation spout and warning light to can adjust suitable height at the thickness that different domes need, then when putting into the dome, the thickness of dome all reports to the police when being less than or being higher than normal thickness and reminds.

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