CN109335081B - Device and method for wrapping protective film on outer surface of earphone shell - Google Patents
Device and method for wrapping protective film on outer surface of earphone shell Download PDFInfo
- Publication number
- CN109335081B CN109335081B CN201811086811.2A CN201811086811A CN109335081B CN 109335081 B CN109335081 B CN 109335081B CN 201811086811 A CN201811086811 A CN 201811086811A CN 109335081 B CN109335081 B CN 109335081B
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- protective film
- earphone
- punching
- guide
- shell
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B33/00—Packaging articles by applying removable, e.g. strippable, coatings
- B65B33/02—Packaging small articles, e.g. spare parts for machines or engines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B41/00—Supplying or feeding container-forming sheets or wrapping material
- B65B41/12—Feeding webs from rolls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
- B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
Abstract
The invention discloses a device for coating a protective film on the outer surface of an earphone shell, which comprises a case, a protective film hanging frame mechanism, a protective film guiding mechanism, a protective film punching mechanism, a protective film rotating mechanism, a protective film cutting mechanism and a control mechanism, wherein the protective film hanging frame mechanism, the protective film guiding mechanism, the protective film rotating mechanism and the protective film cutting mechanism are sequentially arranged outside the case, and the protective film punching mechanism is arranged at the upper part of the case and is positioned right above the protective film guiding mechanism and used for punching the protective film passing through the protective film guiding mechanism. By using the method for wrapping the protective film on the outer surface of the earphone shell by using the device, an operator only needs to assemble and take the earphone shell and step on the starting switch, the whole set of action is completed in two seconds, and the problems of high labor intensity, low production efficiency, large error and the like in the prior art are solved.
Description
Technical Field
The invention relates to the field of packaging of earphone earmuffs, in particular to a device and a method for packaging a protective film on the outer surface of an earphone earmuff.
Background
The earphone receives the electric signal from the media player or receiver and converts it into audible sound waves by the speaker near the ear. The headset is typically detachable from the media player and utilizes a plug connection. The music box has the advantages that the music box can listen to the sound independently without affecting other people, can isolate the sound of the surrounding environment, and is very helpful for people who use the music box in noise environments such as recording rooms, DJ, trips, sports and the like.
With the pursuit of people on living quality, the earphone does not need to have simple sound insulation and listening functions, and also needs to have perfect appearance, comfortable wearing, firmness and durability, so more and more high-gloss earphone shells appear on the market to meet the perfect requirement of consumers on the appearance of the earphone, but the high-gloss earphone shells are extremely easy to scratch during subsequent packaging and assembling, cause poor appearance, and need to be covered with a protective film to avoid the occurrence of defective products. Based on the requirements of assembly and subsequent testing, when the earphone shell is covered with the protective film, the edge of the protective film cannot exceed the edge of the earphone shell and cannot cover the sound adjusting hole in the earphone shell. Traditional method to earphone ear shell package protection film uses the die cutting protection film of customization, carries out manual package protection film, takes the earphone ear shell with the left hand during manual package protection film, and the right hand tears a slice on the die cutting protection film, and the round hole on with the protection film is aimed at the accent sound hole on the earphone ear shell and is pasted, then wraps the subsides around the earphone ear shell with the protection film two and get up. The manual protection film wrapping is low in efficiency, large in error, incapable of meeting the production requirements, large in manual quantity and high in enterprise cost.
In conclusion, the market needs an apparatus capable of replacing manual work to wrap the protective film on the outer surface of the earphone shell, and solves the problems of high labor intensity, low production efficiency, large error and the like.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art and provides a device for coating a protective film on the outer surface of an earphone shell, which has the advantages of simple structure, high automation degree, high yield and high production efficiency, and a method for coating the protective film on the outer surface of the earphone shell by using the device.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a device of earphone shell outward appearance package protection film, includes quick-witted case, protection film stores pylon mechanism, protection film guiding mechanism, protection film punching mechanism, package protection film slewing mechanism, protection film surely paste mechanism and control mechanism, protection film stores pylon mechanism, protection film guiding mechanism, package protection film slewing mechanism and protection film surely paste the mechanism install in proper order in the outside of quick-witted case, the protection film punching mechanism install in the upper portion of quick-witted case, and be located directly over protection film guiding mechanism, be used for to the via protection film guiding mechanism's protection film punches.
As a further elaboration of the invention:
preferably, protection film stores pylon mechanism includes pressure disk, bearing frame, peg, damping adjustable ring, spring and gland nut, the bearing frame install in on the peg, the pressure disk is two, two pressure disks and bearing frame are mutually supported and are installed on the peg, and roll-like protection film install in between two pressure disks to can wind along with the rotation of pressure disk the peg is rotatory, the spring is located the outside of bearing frame, the damping adjustable ring is located the outside of spring, damping adjustable ring and spring are mutually supported and are adjusted roll-like protection film's rotatory damping and axial position, gland nut is two for compress tightly roll-like protection film between two pressure disks.
Preferably, the protective film guiding mechanism provides accurate guiding for the conductive path of the protective film, and comprises an adjusting rod, a guide frame, a one-way bearing, guide shafts and retainer rings, wherein a straight notch is formed in the upper end of the adjusting rod, the adjusting rod is installed on the case through the straight notch, the guide frame is fixedly connected with the adjusting rod and can adjust the position and the angle through the straight notch of the adjusting rod, the one-way bearing is installed in the guide frame, the guide shafts are installed in the one-way bearing and can rotate in one direction through the one-way bearing, the two retainer rings are inserted on the guide shafts and rotate along with the guide shafts for adjusting and limiting the edge position of the protective film, the guide shafts are three groups, and the protective film conducted from the protective film hanging frame mechanism passes through the lower part of the first group of guide shafts and between the retainer rings, and then over the second and third sets of guide shafts and between the respective collars.
Preferably, the protective film punching mechanism comprises a punching fixing mechanism and a punching sliding mechanism, the punching fixing mechanism is fixed on the case, and the punching sliding mechanism is mounted on the punching fixing mechanism and can slide up and down relative to the punching fixing mechanism; the punching fixing mechanism comprises an upper frame plate, a bottom plate, a vertical plate seat, a reinforcing plate and an air cylinder, wherein the front end and the rear end of the bottom plate are respectively provided with a left adjusting notch and a right adjusting notch and are fixed on the case through the left adjusting notch and the right adjusting notch; the punching sliding mechanism comprises a floating joint, a sliding plate, a sliding seat, a heat insulation plate, a heat insulation column, an electric heating tube, a heat storage body and a hot hole head, the sliding seat is mounted on a linear guide rail at the front end of the vertical plate and can slide up and down along the linear guide rail, the sliding plate is mounted on the sliding seat, two ends of the floating joint are respectively connected with a telescopic rod and a sliding plate of the air cylinder, the heat insulation plate is vertically arranged on the sliding plate, the heat insulation column is positioned below the heat insulation plate, the heat storage body is positioned below the heat insulation column and used for storing heat, the electric heating tube is mounted in the heat storage body and used for heating the heat storage body, the hot hole head is mounted below the heat storage body and conducts heat to the hot hole head, the telescopic rod of the air cylinder stretches out to push the hot hole head after heating downwards, and the tip of the hot hole head is contacted with a protective film conducted from, utilize high temperature to scald a round hole with the protection film in the twinkling of an eye, scald the hole and accomplish the back cylinder and drive the telescopic link rapidly and upwards contract and pull back the hole head that scalds and pull back to original position, when the skew appears in the hole site, the accuracy of scalding the hole position is guaranteed around the regulation notch is adjusted, the front and back regulation notch on the riser seat is adjusted around adjusting to the left and right sides on the accessible bottom plate.
Preferably, the hot hole head is located above the middle of the second group of guide shafts and the third group of guide shafts.
Preferably, package protection film slewing mechanism includes carousel and two earlap positioning fixture, the carousel install in on the quick-witted case, and can for the quick-witted case rotates, and two earlap positioning fixture install on the carousel to along with the carousel is rotatory, an earlap positioning fixture is located the carousel centre of a circle directly over, and another earlap positioning fixture is located the carousel centre of a circle directly under, and two earlap positioning fixture equal to the distance in the carousel centre of a circle, and the earphone earlap inserts in the earlap positioning fixture along with the carousel is rotatory, can stimulate the protection film after punching and twine to the surface of earphone earlap.
Preferably, the protection film is surely pasted mechanism and is included guide arm, slider, connecting rod, cutter and attached shell fragment, the guide arm includes two, two guide arms set up from top to bottom be fixed in on the quick-witted case, the slider is fixed in on two guide arms to can follow two guide arms horizontal slip, the connecting rod is fixed in on the slider, and is parallel with two guide arms, the cutter is fixed in the left end of connecting rod, and reciprocating motion about being used for cutting off the protection film of winding to earphone earlap surface along with the connecting rod together, attached shell fragment includes two, is fixed in the upper and lower both sides of cutter respectively, and extends to the front side of cutter, attached shell fragment utilizes the elasticity extrusion winding of self to the protection film of earphone earlap surface, plays the effect of attaching the protection film to the earphone earlap.
Preferably, the control mechanism comprises a controller, an asynchronous motor driver, a battery valve, a setting debugging panel, a power switch, a starting switch, a pedal starting switch and an electrodeless temperature regulating switch, wherein the controller, the asynchronous motor driver and the battery valve are positioned inside the case, and the control mechanism is positioned outside the case, is electrically connected with the protective film punching mechanism, the protective film wrapping and rotating mechanism and the protective film cutting and pasting mechanism and controls the protective film punching mechanism, the protective film wrapping and rotating mechanism and the protective film cutting and pasting mechanism to operate.
A method for coating a protective film on the outer surface of an earphone shell by using the device for coating the protective film on the outer surface of the earphone shell comprises the following steps:
s1, turning on a power switch on the case, adjusting the electrodeless temperature regulating switch to enable the heat storage body of the protective film punching mechanism to reach a specified temperature, and setting the debugging panel to be in a manual mode;
s2, respectively placing the two earphone ear shells into an ear shell positioning clamp of a protective film wrapping and rotating mechanism, then pulling out the protective film from the protective film hanging mechanism to penetrate through the protective film guiding mechanism, and attaching the end part of the protective film to the surface of the earphone ear shell positioned above the protective film hanging mechanism;
s3, stepping on the pedal starting switch or pressing the starting switch, clockwise rotating the turntable of the protective film coating rotating mechanism for 180 degrees, simultaneously driving the earphone shells positioned above to rotate to pull the protective film, and at the moment, the positions of the two earphone shells are exchanged and the two earphone shells are respectively coated with a half circle of protective film;
s4, after the rotating disc of the protective film wrapping and rotating mechanism stops rotating, the air cylinder of the protective film punching mechanism pushes the heated ironing hole head to iron the protective film into a round hole, and after the hole is ironed, the air cylinder quickly retracts upwards to pull the ironing hole head back to the original position;
s5, after punching is completed, a cutter of the protective film cutting and pasting mechanism drives a connecting rod to push through a sliding block, a protective film connected between two earphone shells is cut off leftwards, the protective film is pasted on the earphone shells through an attaching elastic sheet, a round hole is just aligned with a sound adjusting hole in the earphone shells after the protective film is wrapped, and after cutting and pasting actions are completed, the sliding block drives the connecting rod to retreat the cutter rightwards, and the actions of wrapping the protective film are completed;
and S6, taking out the protective film wrapped by the earphone shell positioned below to finish wrapping the protective film on the outer surface of the earphone shell.
The invention has the beneficial effects that: the protective film hanging frame mechanism can adjust the rotary damping and the axial position of the rolled protective film by utilizing the mutual matching of the damping adjusting ring and the spring, and the compression nut compresses the rolled protective film between the two pressure plates, so that the protective film hanging frame mechanism is simple in structure and simple to operate; secondly, three groups of guide shafts of the protective film guide mechanism are arranged in one-way bearings, the one-way bearings are used for providing one-way rotation for the guide shafts, six check rings are respectively inserted on the three groups of guide shafts and rotate along with the guide shafts to adjust and limit the edge position of the protective film, the protective film penetrates through the lower part of the first group of guide shafts and between the check rings and then is arranged above the second group of guide shafts and the third group of guide shafts and between the check rings to provide accurate guide for the transmission path of the protective film, and the protective film guide mechanism is simple in structure and high in stability; thirdly, the cylinder of the protective film punching mechanism is arranged on the upper frame plate and provides up-down telescopic kinetic energy, the linear guide rail is used for guiding the punching sliding mechanism, two ends of the floating joint are connected with the cylinder telescopic rod and the sliding plate and used for eliminating cylinder telescopic resistance caused by machining errors, the heat insulation plate and the heat insulation column are used for reducing conduction of lower temperature to the cylinder, the linear guide rail and other parts and avoiding overheating damage, the electric heating pipe is arranged in the heat storage body and used for heating the heat storage body, the temperature can be adjusted through the stepless temperature adjusting switch, the heat storage body is used for storing heat, the hot hole head is arranged below the heat storage body and conducts heat to the hot hole head through the heat storage body, the mechanism controls the cylinder to stretch out through an internal electromagnetic valve and pushes the hot hole head after heating downwards, after the tip of the hot hole head is contacted with the protective film, a round hole is instantly scalded by utilizing high temperature, the cylinder retracts upwards quickly, the protective film is punched in advance, so that the sound adjusting holes in the earphone ear shells are prevented from being covered by the protective film, when the hole positions of the round holes deviate, the accuracy of the position of the hot holes is ensured by adjusting the left and right adjusting notches in the bottom plate and the front and back adjusting notches in the vertical plate seat, and the earphone ear shell hole punching device is simple in structure, close in matching, high in automation degree and small in error; fourthly, the distances from the two ear shell positioning clamps of the protective film coating and rotating mechanism to the circle center of the rotary table are equal, the ear shell of the earphone is inserted into the ear shell positioning clamps and rotates along with the rotary table, and the protective film after punching can be pulled to be wound on the outer surface of the ear shell of the earphone; fifthly, a cutter of the protective film cutting and pasting mechanism is fixed at the left end of the connecting rod and reciprocates left and right along with the sliding block to cut off the protective film, the attaching elastic sheets are fixed on the cutter, one sheet is respectively arranged above and below the cutter, the sliding block pushes the cutter leftwards to cut off the protective film when the device operates, and the attaching elastic sheets attach the cut protective film to the earphone ear shell through self elastic extrusion while cutting off the protective film; sixthly, a setting and debugging panel of the control mechanism can set the working mode of the device, the device comprises two starting modes of a starting switch and a pedal starting switch, so that the operation is more convenient, the electrodeless temperature regulating switch controls the electric heating tube to heat the heat storage body, the continuous regulation can be realized, and the temperature regulation is more accurate; seventhly, by using the method for coating the protective film on the outer surface of the earphone ear shell by using the device, an operator only needs to assemble and take the earphone ear shell and step on the starting switch, the whole set of action is completed in two seconds, the labor intensity is reduced, and the problems of high manual labor intensity, low production efficiency, large error and the like in the prior art are solved.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a left side view of the overall structure of the present invention;
FIG. 4 is a schematic structural diagram of a protective film hanger mechanism according to the present invention;
FIG. 5 is a schematic structural diagram of a protective film guiding mechanism according to the present invention;
fig. 6 is a schematic structural diagram of the protective film punching mechanism of the present invention.
In the figure: 1. a chassis; 2. a protective film hanger mechanism; 3. a protective film guide mechanism; 4. a protective film punching mechanism; 5. a platen; 6. a bearing seat; 7. hanging a shaft; 8. a damping adjusting ring; 9. a spring; 10. a compression nut; 11. adjusting a rod; 12. a guide frame; 13. a one-way bearing; 14. a guide shaft; 15. a retainer ring; 16. a straight notch; 17. an upper frame plate; 18. a base plate; 19. a vertical plate; 20. a vertical plate seat; 21. a reinforcing plate; 22. a cylinder; 23. a left and right adjusting notch; 24. a front and rear adjustment notch; 25. a telescopic rod; 26. a linear guide rail; 27. a floating joint; 28. a sliding plate; 29. a sliding seat; 30. a heat insulation plate; 31. a heat insulating column; 32. a heat storage body; 33. ironing a hole head; 34. a turntable; 35. an earshell positioning fixture; 36. setting a debugging panel; 37. a power switch; 38. starting a switch; 39. a foot-operated start switch; 40. a stepless temperature regulating switch; 41. a guide bar; 42. a slider; 43. a connecting rod; 44. a cutter; 45. and attaching the elastic sheet.
Detailed Description
The structural and operational principles of the present invention are explained in further detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 6, the present invention is an apparatus for coating a protective film on an outer surface of an ear shell of an earphone, comprising a control mechanism, wherein the protective film hanging mechanism 2, the protective film guiding mechanism 3, the protective film rotating mechanism and the protective film cutting mechanism are sequentially installed outside the casing 1, and the protective film punching mechanism 4 is installed on the upper portion of the casing 1 and located right above the protective film guiding mechanism 3, and is used for punching a protective film passing through the protective film guiding mechanism 3.
As shown in fig. 1-4, the protection film hanger mechanism 2 includes a pressure plate 5, a bearing seat 6, a hanging shaft 7, a damping adjusting ring 8, a spring 9 and a gland nut 10, the bearing seat 6 is installed on the hanging shaft 7, the pressure plates 5 are two, the two pressure plates 5 are mutually matched with the bearing seat 6 and installed on the hanging shaft 7, a roll-shaped protection film is installed between the two pressure plates 5 and can rotate around the hanging shaft 7 along with the rotation of the pressure plates 5, the spring 9 is located on the outer side of the bearing seat 6, the damping adjusting ring 8 is located on the outer side of the spring 9, the damping adjusting ring 8 and the spring 9 are mutually matched to adjust the rotary damping and the axial position of the roll-shaped protection film, and the gland nut 10 is two and is used for compressing the roll-shaped protection film between the.
As shown in fig. 1 to 3 and 5, the protective film guiding mechanism 3 provides precise guiding for the conductive path of the protective film, and includes an adjusting rod 11, a guiding frame 12, a one-way bearing 13, a guiding shaft 14 and three sets of retaining rings 15, wherein a straight notch 16 is formed at the upper end of the adjusting rod 11, the adjusting rod 11 is mounted on the chassis 1 through the straight notch 16, the guiding frame 12 is fixedly connected with the adjusting rod 11 and can adjust the position and angle through the straight notch 16 of the adjusting rod 11, the one-way bearing 13 is mounted in the guiding frame 12, the guiding shaft 14 is mounted in the one-way bearing 13 and can rotate in one direction through the one-way bearing 13, the two retaining rings 15 are inserted in the guiding shaft 14 and rotate along with the guiding shaft 14 to adjust and limit the edge position of the protective film, the guiding shafts 14 are three sets, the protective film conducted from the protective film hanger mechanism 2 passes under the first group of guide shafts 14 and between the retainer rings 15, and then is caught over the second and third groups of guide shafts 14 and between the respective retainer rings 15.
As shown in fig. 1 to 3 and 6, the protective film punching mechanism 4 includes a punching fixing mechanism fixed to the housing 1 and a punching slide mechanism mounted on the punching fixing mechanism and capable of sliding up and down relative to the punching fixing mechanism; the punching fixing mechanism comprises an upper frame plate 17, a bottom plate 18, a vertical plate 19, a vertical plate seat 20, a reinforcing plate 21 and a cylinder 22, wherein the front end and the rear end of the bottom plate 18 are respectively provided with a left adjusting notch 23 and a right adjusting notch 23, and is fixed on the case 1 through the left and right adjusting notches 23, the vertical plate seat 20 is fixed on the upper end of the bottom plate 18, the vertical plate seat 20 is provided with a front and back adjusting notch 24, the vertical plate 19 is arranged on the vertical plate seat 20, and can move back and forth along the front and back adjusting notch 24 on the vertical plate seat 20, the upper frame plate 17 is fixed above the vertical plate 19, the cylinder 22 is fixed on the upper end of the upper frame plate 17, the expansion link 25 of the cylinder 22 penetrates the upper frame plate 17, the reinforcing plate 21 is arranged at the rear end of the vertical plate 19 and plays a role in reinforcing the strength of the vertical plate 19, and the front end of the vertical plate 19 is provided with a vertical linear guide rail 26; the punching sliding mechanism comprises a floating joint 27, a sliding plate 28, a sliding seat 29, a heat insulation plate 30, a heat insulation column 31, an electric heating tube (not shown in the figure), a heat storage body 32 and a hot hole head 33, the sliding seat 29 is mounted on a linear guide rail 26 at the front end of the vertical plate 19 and can slide up and down along the linear guide rail 26, the sliding plate 28 is mounted on the sliding seat 29, two ends of the floating joint 27 are respectively connected with an expansion rod 25 and a sliding plate 28 of the air cylinder 22, the heat insulation plate 30 is vertically arranged on the sliding plate 28, the heat insulation column 31 is positioned below the heat insulation plate 30, the heat storage body 32 is positioned below the heat insulation column 31 and used for storing heat, the electric heating tube is mounted in the heat storage body 32 and used for heating the heat storage body 32, the hot hole head 33 is mounted below the heat storage body 32, the heat storage body 32 conducts heat to the hot hole head 33, the air cylinder 22 drives the expansion rod 25 to extend out to push, scald the first tip of hole 33 and contact the back with the protection film that comes from protection film guiding mechanism 3 conduction, utilize high temperature to scald a round hole with the protection film in the twinkling of an eye, scald the hole and accomplish back cylinder 22 and transmit the telescopic link 25 and upwards return and contract and pull back scalding hole head 33 and return original position, when the skew appears in the hole site, the accuracy of guaranteeing the round hole position around the regulation notch 24 adjusts around, on the riser seat 20 around adjusting notch 23 adjusts on the accessible bottom plate 18.
As shown in fig. 1 to 2, the hot punching head 33 is located above the middle of the second set of guide shafts 14 and the third set of guide shafts 14.
As shown in fig. 1 to fig. 3, the protective film coating rotating mechanism includes a rotary table 34 and two ear shell positioning fixtures 35, the rotary table 34 is installed on the case 1 and can rotate relative to the case 1, the two ear shell positioning fixtures 35 are installed on the rotary table 34 and rotate along with the rotary table 34, one ear shell positioning fixture 35 is located right above the center of the rotary table 34, the other ear shell positioning fixture 35 is located right below the center of the rotary table 34, the distances from the two ear shell positioning fixtures 35 to the center of the rotary table 34 are equal, and the ear shell of the earphone is inserted into the ear shell positioning fixture 35 and rotates along with the rotary table 34, so that the protective film after being punched can be pulled to be wound on the outer surface of the ear shell of the earphone.
As shown in fig. 1-2, the protective film cutting and pasting mechanism comprises a guide rod 41, a slide block 42, a connecting rod 43, a cutter 44 and a pasting elastic sheet 45, the guide rods 41 comprise two guide rods 41, the two guide rods 41 are vertically arranged and fixed on the case 1, the sliding block 42 is fixed on the two guide rods 41, and can slide left and right along the two guide rods 41, the connecting rod 43 is fixed on the sliding block 42 and is parallel to the two guide rods 41, the cutter 44 is fixed to the left end of the connecting rod 43, reciprocates left and right along with the connecting rod 43, the protective film wound on the outer surface of the earphone shell is cut off, the attaching elastic sheet 45 comprises two sheets which are respectively fixed on the upper side and the lower side of the cutter 44, and extends to the front side of the cutter 44, the attaching elastic sheet 45 extrudes and winds the protective film on the outer surface of the earphone shell by utilizing the elasticity of the attaching elastic sheet, and the protective film is attached to the earphone shell.
As shown in fig. 1 to fig. 3, the control mechanism includes a controller (not shown in the figures), an asynchronous motor driver (not shown in the figures), a battery valve (not shown in the figures), and a debugging panel 36, a power switch 37, a start switch 38, a foot start switch 39, and a stepless temperature adjusting switch 40, which are located outside the case 1, and the control mechanism is electrically connected to the protective film punching mechanism 4, the protective film wrapping rotation mechanism, and the protective film cutting mechanism, and controls the protective film cutting mechanism to operate.
Example two
As shown in fig. 1 to 6, the present invention also discloses a method for coating a protective film on an outer surface of an earphone shell by using the device for coating a protective film on an outer surface of an earphone shell, which comprises the following steps:
s1, turning on a power switch 37 on the case 1, adjusting the electrodeless temperature regulation switch 40 to enable the heat storage body 32 of the protective film punching mechanism 4 to reach a specified temperature, and setting the debugging panel 36 to be in a manual mode;
s2, respectively putting the two earphone shells into the shell positioning fixture 35 of the protective film coating rotation mechanism, then pulling the protective film out of the protective film hanging mechanism 2 and passing through the protective film guide mechanism 3, and attaching the end part of the protective film to the surface of the earphone shell positioned above;
s3, the foot-operated starting switch 39 is stepped down or the starting switch 38 is pressed, the turntable 34 of the protective film coating rotating mechanism rotates clockwise for 180 degrees, meanwhile, the earphone ear shells positioned above are driven to rotate to pull the protective film, at the moment, the positions of the two earphone ear shells are exchanged, and the two earphone ear shells are respectively coated with a half circle of protective film;
s4, after the rotation of the turntable 34 of the protective film wrapping and rotating mechanism stops, the cylinder 22 of the protective film punching mechanism 4 pushes the heated ironing hole head 33 to iron a circular hole on the protective film, it should be noted that the first operation requires punching the protective film on the left side of the earphone ear shell above in advance, so that the circular hole just aligns with the sound adjusting hole on the earphone ear shell after the protective film is wrapped, and the cylinder 22 retracts upward rapidly after the ironing hole is completed to pull the ironing hole head 33 back to the original position;
s5, after punching is completed, the cutter 44 of the protective film cutting and pasting mechanism drives the connecting rod 43 to push through the sliding block 42, the protective film connected between the two earphone shells is cut off leftwards, the protective film is pasted on the earphone shells through the pasting elastic sheet 45, the round hole is just aligned with the sound adjusting hole on the earphone shells after the protective film is wrapped, and after the cutting and pasting action is completed, the sliding block 42 drives the connecting rod 43 to retract the cutter 44 rightwards, so that the action of wrapping the protective film is completed;
s6, the protective film is wrapped in the lower earphone ear shell, and the operation is repeated by taking it out, then loading it into another earphone ear shell, and starting it again.
By using the method for wrapping the protective film on the outer surface of the earphone ear shell, an operator only needs to assemble and disassemble the earphone ear shell and step on the pedal starting switch 39, the whole set of actions can be completed in two seconds, the labor intensity is reduced, and the problems of high manual labor intensity, low production efficiency, large error and the like in the prior art are solved.
The above description is only a preferred embodiment of the present invention, and all the minor modifications, equivalent changes and modifications made to the above embodiment according to the technical solution of the present invention are within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a device of earphone shell outward appearance package protection film, includes quick-witted case, protection film stores pylon mechanism, protection film guiding mechanism, protection film punching machine construct, package protection film slewing mechanism, protection film surely paste mechanism and control mechanism, its characterized in that: the protective film hanging frame mechanism, the protective film guiding mechanism, the protective film wrapping and rotating mechanism and the protective film cutting and pasting mechanism are sequentially arranged outside the case, and the protective film punching mechanism is arranged at the upper part of the case, is positioned right above the protective film guiding mechanism and is used for punching the protective film passing through the protective film guiding mechanism; the protective film punching mechanism comprises a punching fixing mechanism and a punching sliding mechanism, the punching fixing mechanism is fixed on the case, and the punching sliding mechanism is mounted on the punching fixing mechanism and can slide up and down relative to the punching fixing mechanism; the punching fixing mechanism comprises an upper frame plate, a bottom plate, a vertical plate seat, a reinforcing plate and an air cylinder, wherein the front end and the rear end of the bottom plate are respectively provided with a left adjusting notch and a right adjusting notch and are fixed on the case through the left adjusting notch and the right adjusting notch; the punching sliding mechanism comprises a floating joint, a sliding plate, a sliding seat, a heat insulation plate, a heat insulation column, an electric heating tube, a heat storage body and a hot hole head, the sliding seat is mounted on a linear guide rail at the front end of the vertical plate and can slide up and down along the linear guide rail, the sliding plate is mounted on the sliding seat, two ends of the floating joint are respectively connected with a telescopic rod and a sliding plate of the air cylinder, the heat insulation plate is vertically arranged on the sliding plate, the heat insulation column is positioned below the heat insulation plate, the heat storage body is positioned below the heat insulation column and used for storing heat, the electric heating tube is mounted in the heat storage body and used for heating the heat storage body, the hot hole head is mounted below the heat storage body and conducts heat to the hot hole head, the telescopic rod of the air cylinder stretches out to push the hot hole head after heating downwards, and the tip of the hot hole head is contacted with a protective film conducted from, utilize high temperature to scald a round hole with the protection film in the twinkling of an eye, scald the hole and accomplish the back cylinder and drive the telescopic link rapidly and upwards contract and pull back the hole head that scalds and pull back to original position, when the skew appears in the hole site, the accuracy of scalding the hole position is guaranteed around the regulation notch is adjusted, the front and back regulation notch on the riser seat is adjusted around adjusting to the left and right sides on the accessible bottom plate.
2. The apparatus for externally covering a protective film on an earshell of an earphone according to claim 1, wherein: protection film stores pylon mechanism includes pressure disk, bearing frame, peg, damping adjustable ring, spring and gland nut, the bearing frame install in on the peg, the pressure disk is two, two pressure disks and bearing frame are mutually supported and are installed on the peg, and roll-like protection film install in between two pressure disks to can wind along with the rotation of pressure disk the peg is rotatory, the spring is located the outside of bearing frame, the damping adjustable ring is located the outside of spring, damping adjustable ring and spring mutually support and adjust the rotatory damping and the axial position of roll-like protection film, gland nut is two for compress tightly roll-like protection film between two pressure disks.
3. The apparatus for externally covering a protective film on an earshell of an earphone according to claim 1, wherein: the protective film guiding mechanism provides accurate guiding for the protective film conducting path and comprises an adjusting rod, a guiding frame, a one-way bearing, a guiding shaft and a check ring, the upper end of the adjusting rod is provided with a straight notch, the adjusting rod is arranged on the case through the straight notch, the guide frame is fixedly connected with the adjusting rod, the position and the angle can be adjusted through the straight notch of the adjusting rod, the one-way bearing is arranged in the guide frame, the guide shaft is arranged in the one-way bearing, the protective film can rotate in one direction through the one-way bearing, the number of the check rings is two, the two check rings are inserted on the guide shaft and rotate along with the guide shaft so as to adjust and limit the edge position of the protective film, the guide shafts are divided into three groups, and the protective film conducted from the protective film hanging mechanism passes through the lower part of the first group of guide shafts and the check rings and then is lapped on the upper parts of the second group of guide shafts and the third group of guide shafts and the corresponding check rings.
4. The apparatus for externally covering a protective film on an earshell of an earphone according to claim 3, wherein: the hot hole head is positioned above the middle parts of the second group of guide shafts and the third group of guide shafts.
5. The apparatus for externally covering a protective film on an earshell of an earphone according to claim 1, wherein: the protective film rotating mechanism comprises a rotary table and two earlap positioning fixtures, the rotary table is installed on the machine case and can rotate relative to the machine case, the two earlap positioning fixtures are installed on the rotary table and rotate along with the rotary table, one earlap positioning fixture is located right above the circle center of the rotary table, the other earlap positioning fixture is located right below the circle center of the rotary table, the distance from the two earlap positioning fixtures to the circle center of the rotary table is equal, the earphone earlap is inserted into the earlap positioning fixture and rotates along with the rotary table, and a protective film after punching can be pulled to be wound on the outer surface of the earphone earlap.
6. The apparatus for externally covering a protective film on an earshell of an earphone according to claim 1, wherein: the protection film is surely pasted mechanism and is included guide arm, slider, connecting rod, cutter and attached shell fragment, the guide arm includes two, two guide arms set up from top to bottom be fixed in on the quick-witted case, the slider is fixed in on two guide arms to can follow two guide arms horizontal slip, the connecting rod is fixed in on the slider, and is parallel with two guide arms, the cutter is fixed in the left end of connecting rod, and reciprocating motion about being in the same place along with the connecting rod for cut off the protection film of winding to earphone ear shell surface, attached shell fragment includes two, is fixed in the upper and lower both sides of cutter respectively, and extends to the front side of cutter, attached shell fragment utilizes the extrusion of self elasticity to twine the protection film to earphone ear shell surface, plays the effect of attaching the protection film to the earphone ear shell.
7. The apparatus for externally covering a protective film on an earshell of an earphone according to claim 1, wherein: the control mechanism comprises a controller, an asynchronous motor driver, a battery valve and a setting debugging panel, a power switch, a starting switch, a pedal starting switch and an electrodeless temperature regulating switch, wherein the controller, the asynchronous motor driver and the battery valve are positioned inside the case, and the setting debugging panel, the power switch, the starting switch, the pedal starting switch and the electrodeless temperature regulating switch are positioned outside the case.
8. A method for coating a protective film on the outer surface of an earphone shell using the apparatus for coating a protective film on the outer surface of an earphone shell according to any one of claims 1 to 7, comprising the steps of:
s1, turning on a power switch on the case, adjusting the electrodeless temperature regulating switch to enable the heat storage body of the protective film punching mechanism to reach a specified temperature, and setting the debugging panel to be in a manual mode;
s2, respectively placing the two earphone ear shells into an ear shell positioning clamp of a protective film wrapping and rotating mechanism, then pulling out the protective film from the protective film hanging mechanism to penetrate through the protective film guiding mechanism, and attaching the end part of the protective film to the surface of the earphone ear shell positioned above the protective film hanging mechanism;
s3, stepping on the pedal starting switch or pressing the starting switch, clockwise rotating the turntable of the protective film coating rotating mechanism for 180 degrees, simultaneously driving the earphone shells positioned above to rotate to pull the protective film, and at the moment, the positions of the two earphone shells are exchanged and the two earphone shells are respectively coated with a half circle of protective film;
s4, after the rotating disc of the protective film wrapping and rotating mechanism stops rotating, the air cylinder of the protective film punching mechanism pushes the heated ironing hole head to iron the protective film into a round hole, and after the hole is ironed, the air cylinder quickly retracts upwards to pull the ironing hole head back to the original position;
s5, after punching is completed, a cutter of the protective film cutting and pasting mechanism drives a connecting rod to push through a sliding block, a protective film connected between two earphone shells is cut off leftwards, the protective film is pasted on the earphone shells through an attaching elastic sheet, a round hole is just aligned with a sound adjusting hole in the earphone shells after the protective film is wrapped, and after cutting and pasting actions are completed, the sliding block drives the connecting rod to retreat the cutter rightwards, and the actions of wrapping the protective film are completed;
and S6, finishing wrapping the protective film on the lower earphone shell, and taking out the protective film to finish wrapping the protective film on the outer surface of the earphone shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811086811.2A CN109335081B (en) | 2018-09-18 | 2018-09-18 | Device and method for wrapping protective film on outer surface of earphone shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811086811.2A CN109335081B (en) | 2018-09-18 | 2018-09-18 | Device and method for wrapping protective film on outer surface of earphone shell |
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| CN109335081A CN109335081A (en) | 2019-02-15 |
| CN109335081B true CN109335081B (en) | 2020-12-29 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110816948B (en) * | 2019-10-18 | 2021-05-07 | 江西鲸享荟科技有限公司 | Protective film laminating device for rectangular digital equipment middle frame |
| CN113787705A (en) * | 2021-08-24 | 2021-12-14 | 惠州市兴利嘉科技有限公司 | Electrostatic precipitator formula earphone pad pasting equipment of difficult bubble of remaining |
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| CN109335081A (en) | 2019-02-15 |
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