CN108773082B - High-precision laminating machine for curved surface products - Google Patents
High-precision laminating machine for curved surface products Download PDFInfo
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- CN108773082B CN108773082B CN201810608631.XA CN201810608631A CN108773082B CN 108773082 B CN108773082 B CN 108773082B CN 201810608631 A CN201810608631 A CN 201810608631A CN 108773082 B CN108773082 B CN 108773082B
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- Prior art keywords
- lower cover
- upper cover
- guide rail
- feeding guide
- dispensing
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- 238000010030 laminating Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000012546 transfer Methods 0.000 claims description 37
- 239000003292 glue Substances 0.000 claims description 35
- 238000007599 discharging Methods 0.000 claims description 26
- 238000003825 pressing Methods 0.000 description 21
- 230000007246 mechanism Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 6
- 238000003475 lamination Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005498 polishing Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
- B29C65/524—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive by applying the adhesive from an outlet device in contact with, or almost in contact with, the surface of the part to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7802—Positioning the parts to be joined, e.g. aligning, indexing or centring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7841—Holding or clamping means for handling purposes
- B29C65/7847—Holding or clamping means for handling purposes using vacuum to hold at least one of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3431—Telephones, Earphones
Abstract
The invention discloses a curved surface product high-precision laminating machine which comprises a control module, a conveying device, a first identification device, a dispensing device, a second identification device, a contraposition device and a laminating device, wherein the conveying device is electrically connected with the control module; the conveying device also conveys the lower cover after dispensing and the upper cover which is supported above the lower cover in an aligning way to the aligning device; the second recognition device, the alignment device and the attaching device are matched to align and adjust the upper cover and the lower cover so as to achieve attachment of the upper cover and the lower cover, the attaching device also carries out primary pressure maintaining on the attached upper cover and the attached lower cover, the conveying device also conveys the upper cover and the lower cover which are subjected to primary pressure maintaining to discharge, and the upper cover and the lower cover are continuously subjected to pressure maintaining in the conveying process. The device has the advantages of simple structure, high automation degree, high efficiency and high laminating precision.
Description
Technical Field
The invention relates to the field of electronic product assembly, in particular to a curved surface product high-precision laminating machine capable of realizing automatic assembly of a curved surface product.
Background
With the rapid development of science and technology, the consumption level of people is continuously improved, the requirements on the quality of electronic products such as mobile phones, tablet computers, headphones and the like are higher and higher, and the appearance with design sense is pursued while the quality is required to be high. Therefore, more and more electronic products are designed to be smaller, lighter and thinner and have a certain curvature, and the electronic products are also developed towards high-density integration and ultra-fine, and accordingly, the requirements on the mounting equipment of the electronic components are also higher and higher. Especially for earphone, the electronic components of the existing earphone are generally encapsulated between the upper cover and the lower cover, and the upper cover and the lower cover are attached by glue, so that the attaching accuracy and the attaching firmness are very important. Because earphone itself is comparatively exquisite, and upper cover and lower cover have certain curvature again, and the laminating face of two is not a plane, but a curved surface, and accurate point of curved surface product is glued and high-efficient laminating hardly to general laminating equipment, and can't effectively guarantee the accuracy and the firmness of upper cover and lower cover laminating. Therefore, the lamination of curved products is generally performed manually, but the manual operation is low in efficiency and cannot guarantee the accuracy.
Therefore, there is a need for a curved product high-precision laminating machine which can realize automatic running operation, has a simple structure, high precision and high efficiency, and can overcome the problems, so as to improve the production efficiency and the product quality.
Disclosure of Invention
The invention aims to provide a curved surface product high-precision laminating machine which is simple in structure, high in assembly precision, high in automation degree and high in efficiency.
In order to achieve the above purpose, the invention discloses a curved-surface product high-precision laminating machine which is suitable for laminating an upper cover and a lower cover of an earphone with a curved laminating surface, wherein the curved-surface product high-precision laminating machine comprises a control module, a conveying device, a first identification device, a dispensing device, a second identification device, a counterpoint device and a laminating device, wherein the conveying device conveys the lower cover to the dispensing device, and the dispensing device is used for dispensing the lower cover conveyed by the conveying device under the cooperation of the first identification device; the conveying device also conveys the lower cover after dispensing and the upper cover which is supported above the lower cover in an aligning manner to the aligning device; the second recognition device, the alignment device and the laminating device are matched to align and adjust the upper cover and the lower cover so as to realize the lamination of the upper cover and the lower cover, the laminating device also carries out preliminary pressure maintaining on the upper cover and the lower cover which are laminated, the conveying device also conveys the upper cover and the lower cover which are subjected to preliminary pressure maintaining to blanking, and the upper cover and the lower cover are continuously subjected to pressure maintaining in the conveying process.
Preferably, the conveying device comprises two feeding guide rails and one discharging guide rail, and the two feeding guide rails are symmetrically arranged with the discharging guide rail as a center; the glue dispensing device, the first identification device and the second identification device are one in number, the glue dispensing device, the first identification device and the second identification device are all arranged between two feeding guide rails in a reciprocating mode, and the alignment device and the laminating device are arranged in one-to-one correspondence with the feeding guide rails.
Preferably, the conveying device further comprises a feeding guide rail and a discharging guide rail, the positioning carrier is used for fixing the lower cover and supporting the upper cover above the lower cover in a counterpoint manner or releasing the supporting of the upper cover, and the positioning carrier can continuously support the upper cover and the lower cover subjected to preliminary pressure maintaining.
Preferably, the positioning carrier comprises a bottom plate, a carrier plate and a pressure head, wherein the carrier plate and the pressure head are arranged on the bottom plate, the carrier plate is arranged above the bottom plate, the lower cover is arranged on the carrier plate, two pressure heads are respectively arranged at two opposite ends of the carrier plate, the two pressure heads can move in opposite directions to support the upper cover right above the lower cover, the two pressure heads can move in opposite directions to release the support of the upper cover, and the two pressure heads can also move up and down relative to the carrier plate to continuously support the upper cover and the lower cover which are subjected to preliminary pressure maintaining.
Preferably, the positioning carrier further comprises a cam assembly, a first connecting plate and a second connecting plate, wherein a cam of the cam assembly is connected with a bearing in a matched mode, the bearing is slidably arranged on the bottom plate, the first connecting plate is fixedly connected with the cam and movably connected with the bottom plate, the second connecting plate is arranged on the first connecting plate at intervals and can do linear motion which is close to or far away from each other on the first connecting plate, and the second connecting plate is connected with the pressure heads in a one-to-one correspondence mode. The bearing horizontally slides on the bottom plate to drive the cam to drive the first connecting plate to linearly move along the vertical direction, and the moving first connecting plate drives the two pressure heads to synchronously move downwards or upwards by the two second connecting plates so as to press the upper cover and the lower cover which are subjected to preliminary pressure maintaining; the two second connecting plates slide on the first connecting plates in opposite directions or in opposite directions to drive the two pressure heads to do linear motion which is close to or far away from each other, so that the two pressure heads are matched to support the upper cover or release the support of the upper cover.
Preferably, the alignment device is disposed on the feeding guide rail, and the alignment device can jack up the positioning carrier upwards to separate from the feeding guide rail and drive the positioning carrier to move along the longitudinal direction of the feeding guide rail, and the alignment device can also put the jacked positioning carrier back onto the feeding guide rail.
Preferably, the alignment device comprises a supporting plate and a bracket, the supporting plate is slidably arranged at the rear section of the feeding guide rail, the bracket is slidably arranged on the supporting plate and can move up and down relative to the supporting plate, and two side plates of the bracket are positioned at two sides of the feeding guide rail and lower than or flush with the upper surface of the feeding guide rail; the bracket moving up and down can jack up the positioning carrier conveyed on the feeding guide rail upwards to be separated from the feeding guide rail, and the bracket slides on the supporting plate to transfer the positioning carrier separated from the feeding guide rail onto the supporting plate; the supporting plate slides on the feeding guide rail to drive the upper cover and the lower cover on the positioning carrier to conduct alignment adjustment, and the positioning carrier can be driven to move to a position convenient for blanking.
Preferably, the curved product high-precision laminating machine further comprises a transfer device, wherein the transfer device is positioned between the alignment device and the conveying device, and the transfer device transfers the upper cover and the lower cover subjected to preliminary pressure maintaining from the alignment device to the conveying device.
Preferably, the second recognition device is disposed above the alignment device, and the second recognition device includes a plurality of industrial cameras and the industrial cameras recognize different areas at the joint of the upper cover and the lower cover. The second recognition device further comprises auxiliary polishing components which are matched with each other, the auxiliary polishing components are arranged in one-to-one correspondence with the alignment devices and are located on the upper sides of the alignment devices, and the auxiliary polishing components can move up and down relative to the alignment devices and are located on the outer sides of the joint positions of the upper cover and the lower cover.
Preferably, the curved surface product high-precision laminating machine further comprises a protection box, wherein the protection box is arranged on the discharging guide rail and is positioned below the dispensing device.
Compared with the prior art, the curved surface product high-precision laminating machine can realize automatic line production in the assembly processes of conveying, aligning and placing, dispensing, aligning and laminating, pressure maintaining and shaping, transferring and blanking and the like of the lower cover and the upper cover, and has high automation degree and high efficiency; in addition, the coordinates of the lower cover to be dispensed are identified through the first identification device, and the dispensing device is correspondingly dispensed under the control of the control module, so that the accuracy of dispensing is effectively ensured; after the upper cover is supported above the lower cover and is aligned and placed for the first time, the second identification device also detects and feeds back coordinates of the joint of the upper cover and the lower cover to be placed, so that the upper cover and the lower cover are aligned and adjusted while being detected in the process of being jointed by the alignment device, the second identification device and the jointing device until the alignment and jointing device joints the upper cover and the lower cover which are in seamless joint and maintains pressure for shaping preliminarily; and the conveying device is used for conveying the upper cover and the lower cover which are subjected to primary pressure maintaining, and continuously carrying out pressure maintaining on the upper cover and the lower cover in the conveying process, so that the time of blanking conveying is effectively utilized, the pressure maintaining is carried out while conveying, and the precise and firm bonding of the upper cover and the lower cover is realized through secondary pressure maintaining. The high-precision laminating machine for curved surface products has the advantages of simple structure, high automation degree, effective improvement of efficiency and high laminating precision.
Drawings
Fig. 1 is a schematic perspective view of a high-precision laminating machine for curved products, which comprises a casing.
Fig. 2 is a schematic perspective view of an angle of the high-precision laminating machine for curved products.
Fig. 3 is a schematic perspective view of another angle of the high-precision laminating machine for curved products.
Fig. 4 is a side view of the high-precision laminating machine for curved surface products of the present invention.
Fig. 5 is a top view of the conveyor of the present invention.
Fig. 6 is a schematic perspective view of a positioning carrier according to the present invention.
Fig. 7 is a schematic diagram of the upper cover and the lower cover of the present invention aligned and placed in the positioning carrier.
Fig. 8 is a schematic diagram of the positioning carrier of the present invention continuously pressing the top cover and the bottom cover subjected to the preliminary pressure maintaining.
FIG. 9 is a schematic view of a carrier block of the present invention slidably disposed on a feed rail.
Fig. 10 is a schematic perspective view of an alignment device according to the present invention.
Fig. 11 is a schematic perspective view of a positioning carrier of the present invention supported on a positioning device.
Fig. 12 is a schematic perspective view of a dispensing device according to the present invention.
Fig. 13 is a schematic perspective view of an auxiliary dispensing device according to the present invention.
Fig. 14 is a schematic perspective view of a second identifying device according to the present invention.
Fig. 15 is a schematic perspective view of an auxiliary polishing assembly according to the present invention.
Fig. 16 is a schematic perspective view of a bonding apparatus according to the present invention.
Fig. 17 is a schematic perspective view of a transfer device according to the present invention.
Detailed Description
In order to describe the technical content, the constructional features, the achieved objects and effects of the present invention in detail, the following description is made in connection with the embodiments and the accompanying drawings.
Referring to fig. 1 to 4, the present invention discloses a curved product high-precision bonding machine 100, which is suitable for bonding an upper cover 200 and a lower cover 300 (see fig. 7) of an earphone with a curved bonding surface, wherein the curved product high-precision bonding machine 100 comprises a control module 10, a conveying device 20 electrically connected with the control module 10, a first identification device 30, a dispensing device 40, a second identification device 50, an alignment device 60 and a bonding device 70. The conveying device 20 conveys the lower cover 300 to be dispensed to the dispensing device 40, and the dispensing device 40 performs dispensing on the lower cover 300 to be dispensed conveyed by the conveying device 20 under the cooperation of the first identifying device 30; the conveying device 20 also conveys the lower cover 300 after dispensing and the upper cover 200 supported above the lower cover 300 to the position of the aligning device 60; the second recognition device 50, the alignment device 60 and the bonding device 70 cooperate to perform alignment adjustment on the upper cover 200 and the lower cover 300 so as to bond the upper cover 200 and the lower cover 300, the bonding device 70 also performs preliminary pressure maintaining on the bonded upper cover 200 and lower cover 300, the conveying device 20 also conveys the preliminarily pressure-maintained upper cover 200 and lower cover 300 for blanking, and the upper cover 200 and the lower cover 300 are continuously pressure-maintained in the conveying process. Specifically, the conveying device 20 is disposed along the longitudinal direction of the working platform 101, the dispensing device 40, the alignment device 60 and the attaching device 70 are sequentially arranged along the conveying direction of the conveying device 20, the first identifying device 30 is disposed on the upper side of the conveying device 20 to identify the three-dimensional coordinates of the lower cover 300 to be dispensed and feed back the identifying information to the control module 10, the second identifying device 50 is disposed on the upper side or/and the outer side of the alignment device 60 to identify the coordinates of the attaching position of the upper cover 200 and the lower cover 300 and feed back the identifying information to the control module 10, and the control module 10 controls the coordination action among the above devices. As shown in fig. 1, the curved product high-precision laminating machine 100 of the present invention further includes a casing 102 covering the outside of each device, and a feed inlet and a discharge outlet are formed on the casing 102. The display screen 11 and the control buttons 12 of the control module 10 are arranged on the casing 102, the keyboard 13 and the mouse of the control module 10 are arranged on the working platform 101 in a drawable manner, and the electric control components such as a controller of the control module 10 are arranged in the casing 102. It is understood that the specific structure and control principle of the control module 10 are well known in the art, and thus will not be described in detail herein. More specifically:
The conveying device 20 is sequentially provided with a feeding position 20a, a dispensing position 20b, a contraposition placing position 20c, a bonding pressure maintaining position 20d and a discharging position 20e. The conveying device 20 conveys the lower cover 300 to be dispensed from the feeding position 20a to the dispensing position 20b, after the dispensing of the lower cover 300 to be dispensed is completed at the station, the conveying device 20 conveys the lower cover 300 after dispensing to the alignment position 20c, after the upper cover 200 is aligned and supported right above the lower cover 300 at the station, the conveying device 20 conveys the upper cover 200 and the lower cover 300 which are aligned and placed to the laminating pressure maintaining position 20d to complete the operations of aligning, laminating and primary pressure maintaining, and then the conveying device 20 conveys the upper cover 200 and the lower cover 300 which are primary pressure maintaining to the discharging position 20e for blanking. In order to optimize the structure and effectively reduce the volume of the whole equipment, the discharge position 20e and the feed position 20a can be flush or coincident with each other, and the alignment position 20c can also be coincident with the feed position 20a, so that only an inlet and an outlet are arranged on one side of the casing 102.
Referring to fig. 4 and 5, since the single linear material conveying line cannot effectively balance the production line and the bonding efficiency is low, in the present embodiment, the conveying device 20 includes two feeding guide rails 21 and one discharging guide rail 22, and the two feeding guide rails 21 are symmetrically arranged with the discharging guide rail 22 as the center. The number of the dispensing device 40, the first identifying device 30 and the second identifying device 50 is one, and the dispensing device 40, the first identifying device 30 and the second identifying device 50 are all arranged between the two feeding guide rails 21 in a reciprocating manner, and the aligning device 60 and the attaching device 70 are arranged in a one-to-one correspondence with the feeding guide rails 21. Wherein, the dispensing device 40 is disposed above and in front of the two feeding rails 21, and the dispensing device 40 and the first recognition device 30 disposed corresponding to the dispensing device are used to synchronously reciprocate between the two feeding rails 21 to alternately dispense the lower covers 300 conveyed on the two feeding rails 21, thereby effectively ensuring the dispensing accuracy; the second recognition device 50 arranged at the two alignment devices 60 reciprocates between the two feeding guide rails 21 to alternately recognize the coordinates of the joint of the upper cover 200 and the lower cover 300, which are conveyed and aligned, and the two laminating devices 70 alternately align and laminate the upper cover 200 and the lower cover 300 on the two feeding guide rails 21 and initially maintain pressure, and the upper cover 200 and the lower cover 300, which finish the initial pressure maintaining on the two feeding guide rails 21, are alternately conveyed to the discharging guide rails 22, so that the production line is effectively balanced, and the laminating efficiency is improved. Preferably, the feeding rail 21 is embodied as a linear sliding table, and the discharging rail 22 is embodied as a conveyor belt.
Specifically, the curved product high-precision laminating machine 100 of the present invention further includes a transfer device 80, the transfer device 80 is located between the alignment device 60 and the conveying device 20, and the transfer device 80 transfers the initially pressure-maintained upper cover 200 and the initially pressure-maintained lower cover 300 from the alignment device 60 to the conveying device 20. Each of the feeding guide rails 21 is provided with a feeding position 20a, a dispensing position 20b, a positioning position 20c, a bonding pressure maintaining position 20d and a transferring position 20f, and each of the discharging guide rails 22 is provided with a transferring position 20g and a discharging position 20e. Preferably, the alignment position 20c is arranged to be coincident with the feeding position 20a, the transfer position 20g is arranged to be flush with the transfer position 20f, and the discharging position 20e is arranged to be flush with the feeding position 20 a. Therefore, the displacement stroke among the devices can be effectively shortened, the working efficiency is effectively improved, and the whole curved surface product high-precision laminating machine 100 is more compact in structure and smaller in volume.
Referring to fig. 6 to 8, the conveying device 20 further includes a positioning carrier 23 conveyed on the feeding rail 21 and the discharging rail 22, the positioning carrier 23 fixes the lower cover 300 and can support the upper cover 200 directly above the lower cover 300 or release the support of the upper cover 200, and the positioning carrier 23 can continuously support the initially pressure-maintained upper cover 200 and the lower cover 300. The upper cover 200 and the lower cover 300 after the preliminary pressure maintaining are transferred to the discharging guide rail 22 together with the positioning carrier 23 from the feeding guide rail 21 to convey the blanking, the positioning carrier 23 keeps the pressure maintaining on the upper cover 200 and the lower cover 300 for 3-8 minutes, and the pressure maintaining is carried out while conveying, so that the seamless and firm bonding of the upper cover 200 and the lower cover 300 is realized, the layout is reasonable, and the production efficiency is further improved. Specifically, the positioning carrier 23 includes a bottom plate 231, a carrier plate 232 mounted on the bottom plate 231, and a pressing head 233, wherein the carrier plate 232 is disposed above the bottom plate 231 and connected to the bottom plate by a supporting rod 2311, and two pressing heads 233 are disposed at two opposite ends of the carrier plate 232. The two pressing heads 233 can move in opposite directions to support the upper cover 200 right above the lower cover 300, and the two pressing heads 233 can move in opposite directions to release the support of the upper cover 200, i.e. the two pressing heads 233 can move relatively along the longitudinal direction of the bottom plate 231. The two pressing heads 233 can also move up and down relative to the carrier 232 to continuously press the initially pressure-maintained upper and lower covers 200 and 300, i.e., the two pressing heads 233 can move linearly along a vertical direction perpendicular to the bottom plate 231. More specifically, a placement area 23a is provided at the center of the carrier 232, the shape of the placement area 23a corresponds to the shape of the lower cover 300, and the lower cover 300 is placed in the placement area 23a of the carrier 232. Each ram 233 is provided with a contoured support portion 2331 corresponding to the shape of the upper cover 200, and the contoured support portions 2331 on the two rams 233 cooperate to form a support zone 23b for supporting the upper cover 200. Preferably, vacuum nozzle 2321 is provided in placement area 23a, vacuum nozzle 2321 sucking and fixing lower cover 300 from the bottom side of lower cover 300; the edge of the placement area 23a is provided with a locking piece 2322, and the locking piece 2322 fixes the lower cover 300 from the outer side of the lower cover 300, so that the lower cover 300 is fixed at multiple angles and multiple positions, and the positioning effect is better. The number of vacuum nozzles 2321 and the number of locking pieces 2322 are all multiple, so that the lower cover 300 with a certain curvature is effectively fixed. In addition, a reflective plate 2323 may be further disposed at an edge of the disposition region 23a, and the reflective plate 2323 is disposed from an inner side of the disposition region 23a toward an outer side of the disposition region 23 a. The reflection of the light source by the reflective plate 2323 facilitates the capturing of the contours of the upper cover 200 and the lower cover 300 with a certain curvature by the second recognition device 50, especially the contour at the joint of the two, so as to facilitate the subsequent alignment adjustment operation.
Specifically, the positioning carrier 23 further includes a cam assembly 234, a first connecting plate 235, and a second connecting plate 236, wherein a bearing 2341 of the cam assembly 234 is cooperatively connected with the cam 2342, the cam 2342 is plate-shaped, the bearing 2341 is slidably disposed on the bottom plate 231, the first connecting plate 235 is fixedly connected with the cam 2342 and movably connected with the bottom plate 231 by a guiding rod 2312, the two second connecting plates 236 are disposed on the first connecting plate 235 at a distance from each other and can make a linear motion on the first connecting plate 235 that is close to or far away from each other, and the two second connecting plates 236 are further connected with the two pressing heads 233 in a one-to-one correspondence. The positioning carrier 23 further includes a pressure maintaining driver 237 connected to the bearing 2341 and driving the bearing 2341 to move, and a supporting driver 238 connected to the two second connecting plates 236 and driving the two second connecting plates 236 to move relatively, where the pressure maintaining driver 237 and the supporting driver 238 can be disposed on the bottom plate 231. The pressure maintaining driver 237 drives the bearing 2341 to slide horizontally on the bottom plate 231 to drive the cam 2342 to drive the first connecting plate 235 to move linearly along the vertical direction, the moving first connecting plate 235 drives the two pressing heads 233 to move downwards or upwards synchronously by the two second connecting plates 236, and the two pressing heads 233 move upwards and downwards relative to the carrier 232 to press the upper cover 200 and the lower cover 300, so that the continuous pressure maintaining operation of the preliminarily attached upper cover 200 and lower cover 300 is realized in a limited space by the cam assembly 234, the structure of the positioning carrier 23 is simple and compact, and the volume of the whole positioning carrier 23 is effectively reduced. The two second connection plates 236 can also drive the two pressing heads 233 to move linearly toward or away from each other by sliding the supporting driver 238 in opposite directions or opposite directions on the first connection plate 235, so as to support or release the upper cover 200 from the upper cover 200.
Preferably, referring to fig. 6 to 9, the pressure maintaining driver 237 and the supporting driver 238 may also be disposed on the carrier block 211 of the feeding rail 21, and the carrier block 211 is connected to the output end of the feeding driver 212, and the feeding driver 212 drives the carrier block 211 to drive the positioning carrier 23 to slide on the feeding rail 21, so that the structure of the positioning carrier 23 can be simplified, and the conveying of the positioning carrier 23 is facilitated. The feed drive 212 is embodied as a servo motor. The two second connection plates 236 can be connected with a supporting driver 238 through a transfer assembly 239, so as to realize the opposite or opposite synchronous movement, and simplify the structure. Further, the carrier block 211 is further provided with a vacuum nozzle 2111 and a positioning pin 2112 for fixing the positioning carrier 23, and a positioning hole (not shown) corresponding to the positioning pin 2112 is provided on the bottom plate 231 of the positioning carrier 23.
Referring to fig. 10 and 11, the alignment device 60 is slidably disposed at the rear section of the feeding rail 21, and the alignment device 60 can jack up the positioning carrier 23 to separate from the feeding rail 21, so as to facilitate the detection and identification of the second identification device 50 and the alignment, lamination and pressure maintaining of the lamination device 70; the alignment device 60 can also drive the positioning carrier 23 separated from the feeding guide rail 21 to move longitudinally along the feeding guide rail 21, so as to cooperate with the laminating device 70 to finely adjust the lower cover 300; after the alignment adjustment and pressure maintaining, the alignment device 60 can also put the jacked positioning carrier 23 back onto the feeding guide rail 21 to continue to convey for blanking. Specifically, in the present embodiment, the alignment device 60 includes a supporting plate 61 and a bracket 62, the supporting plate 61 is slidably disposed on the rear section of the feeding rail 21, the bracket 62 is slidably disposed on the supporting plate 61 and the bracket 62 can move up and down relative to the supporting plate 61, and two side plates 621 of the bracket 62 are located on two sides of the feeding rail 21 and lower than or flush with the upper surface of the feeding rail 21. The carriage 62 moving up and down may jack up the positioning carrier 23 transferred on the feed rail 21 to be separated from the feed rail 21, and the carriage 62 sliding on the pallet 61 in the longitudinal direction of the feed rail 21 may transfer the positioning carrier 23 separated from the feed rail 21 to the pallet 61. The sliding of the supporting plate 61 on the feeding guide rail 21 can drive the upper cover 200 and the lower cover 300 on the positioning carrier 23 to perform alignment adjustment, and after the upper cover 200 and the lower cover 300 are aligned and primarily pressure-maintaining, the sliding of the supporting plate 61 on the feeding guide rail 21 can also drive the positioning carrier 23 to move to a position convenient for discharging, that is, the supporting plate 61 directly conveys the positioning carrier 23 to the transferring device 80, so that the structure is simpler.
More specifically, for accurate and efficient transfer of the positioning carrier 23, the feeding rail 21 may be divided into a front rail 213 (see fig. 9) and a rear rail 214, and the positioning carrier 23 reciprocates on the front rail 213 by the carrier blocks 211, so as to implement dispensing of the lower cover 300 and alignment and supporting of the upper cover 200. The positioning carrier 23 reciprocates on the rear guide rail 214 by the supporting plate 61, so as to realize alignment and lamination of the upper cover 200 and the lower cover 300 and transfer the blanking. The supporting plate 61 is also provided with a pressure maintaining driver 63 driving the bearing 2341 to slide, a supporting driver 64 driving the two second connecting plates 236 to move oppositely or reversely, and a vacuum suction nozzle 65 fixing the positioning carrier 23, the bracket 62 is provided with a positioning pin 66 fixing the positioning carrier 23, of course, the supporting plate 61 can also be provided with a positioning pin 68 fixing the positioning carrier 23, the supporting plate 61 is connected with the output end of the alignment driver 67, and the alignment driver 67 drives the supporting plate 61 to slide on the rear guide rail 214. The positioning plate 622 of the bracket 62 is slidably disposed on the support plate 61 and connected to the output end of the vertical movement driver 623 by the connection plate 6221, and the two side plates 621 of the bracket 62 are connected to the output end of the vertical movement driver 624 so as to be slidable on the positioning plate 622. The pressure maintaining driver 63 and the supporting driver 64 are specifically air cylinders, the alignment driver 67 is specifically a servo motor, the vertical movement driver 624 and the vertical movement driver 623 are pen-shaped air cylinders.
The alignment device 60 works in the following principle: when the sensor senses that the positioning carrier 23 on the front-section guide rail 213 is in place, a signal is sent to the control module 10, the feeding driver 212 stops conveying the positioning carrier 23 under the control of the control module 10, and the longitudinal movement driver 623 drives the positioning plate 622 to move along the direction opposite to the conveying direction of the rear-section guide rail 214, so that the two side plates 621 are driven to move below the two side ends of the positioning carrier 23; after the positioning pin 66 is aligned with the positioning hole 2313 on the bottom plate 231, the vertical movement driver 624 drives the two side plates 621 to synchronously move upwards so as to jack up the positioning carrier 23 upwards and separate from the front-section guide rail 213; afterwards, the longitudinal movement driver 623 drives the positioning plate 622 to drive the two side plates 621 to move along the conveying direction of the rear guide rail 214 so as to transfer the positioning carrier 23 supported thereon onto the supporting plate 61, and the supporting plate 61 fixes the positioning carrier 23 by the vacuum nozzle 65 and the positioning pins 68; afterwards, the alignment driver 67 can drive the supporting plate 61 to drive the positioning carrier 23 to move longitudinally along the rear guide rail 214, so as to cooperate with the bonding device 70 to fine-tune the lower cover 300; after the upper cover 200 and the lower cover 300 are adjusted to be in seamless engagement and pressure maintaining, the alignment driver 67 drives the supporting plate 61 to slide along the conveying direction of the rear guide rail 214, so as to drive the positioning carrier 23 and the upper cover 200 and the lower cover 300 thereon to move to the transfer device 80.
Referring to fig. 12, in order to prevent the AB glue from solidifying and blocking at the dispensing needle, the dispensing device 40 includes a first glue cylinder 41, a second glue cylinder 42, a mixing glue cylinder 43, a dispensing needle 44, and a flow stop member 45, wherein two types of glue in the first glue cylinder 41 and the second glue cylinder 42 are mixed in the mixing glue cylinder 43 to form mixed glue, and the flow stop member 45 is disposed between a glue tube 431 of the mixing glue cylinder 43 and the dispensing needle 44 to control conduction between the mixing glue cylinder 43 and the dispensing needle 44, thereby allowing or blocking the flow of the mixed glue between the mixing glue cylinder 43 and the dispensing needle 44. Specifically, the rubber tube 431 and the flow stopping member 45 are inserted into the extrusion hole 461 of the fixing member 46, the rubber tube 431 is obliquely inserted into the extrusion hole 461, the flow stopping member 45 is inserted into the extrusion hole 461 in the vertical direction, and the flow stopping member 45 moves in a straight line in the vertical direction to enter and exit the extrusion hole 461 under the action of the flow stopping driving mechanism 47 connected with the flow stopping member 45, so that the rubber tube 431 in the extrusion hole 461 is extruded or released to extrude the rubber tube 431, and whether the mixed glue flows between the mixed glue cylinder 43 and the dispensing needle 44 or not is controlled. It will be appreciated that, in order to achieve the alternate dispensing of the lower caps 300 conveyed on the two feeding rails 21, the dispensing device 40 further includes a dispensing moving mechanism 48, and the dispensing moving mechanism 48 drives the dispensing needle 44 to move along the transverse direction of the working platform 101 and the vertical direction perpendicular to the working platform 101. Specifically, the dispensing moving mechanism 48 includes a support 481, a traverse actuator 482 provided on the support 481, and a vertical movement actuator 483 connected to an output end of the traverse actuator 482. The first recognition device 30 is arranged at the dispensing device 40 and moves back and forth between the two feeding guide rails 21 in synchronization with the dispensing device 40, so that three-dimensional coordinates of the lower cover 300 on the two feeding guide rails 21 are alternately recognized, and recognition information is fed back to the control module 10, so that the dispensing device 40 can accurately dispense glue according to the indication of the control module 10. The traversing drive 482 and the vertical movement drive 483 are servo motors. The first recognition device 30 includes an industrial camera 31, an altimeter 32, and a light source (not shown) that is matched with the industrial camera 31, and the light source is preferably annular light.
Referring to fig. 13, the dispensing device 40 further includes a dispensing auxiliary device 49 disposed beside the feeding rail 21, and the dispensing auxiliary device 49 is used for aligning the dispensing needle 44, automatically cleaning residual glue in the dispensing needle 44, or/and automatically cleaning residual glue at the needle tip of the dispensing needle 44. The dispensing auxiliary device 49 comprises an auxiliary guide rail 491 and an auxiliary carrying platform 492 which is arranged on the auxiliary guide rail 491 in a sliding way, wherein a residual glue collecting box 493, a metal plate 494 with a smooth surface and/or a calibration sensor 495 are arranged on the auxiliary carrying platform 492. Most of the residual glue in the dispensing needle 44 is blown into the residual glue collecting box 493, and the residual glue at the dispensing needle 44 drops down under the action of gravity and is adhered to the metal plate 494, so that the residual glue is separated from the dispensing needle 44 under the action of the adhesive force generated between the metal plate 494 and the residual glue. Calibration sensor 495 is used to calibrate the three-dimensional coordinates of dispensing needle 44. The auxiliary carrier 492 is moved to the inlet and outlet of the housing 102 in the longitudinal direction of the auxiliary rail 491 by the driver 496 connected thereto, thereby facilitating cleaning of the residual glue on the metal plate 494 and in the residual glue collecting box 493. The actuator 496 is embodied as a servo motor. It should be understood that the dispensing auxiliary device 49 may be fixed, but not limited to.
Referring to fig. 14, the second identifying device 50 is disposed above the two feeding rails 21, and the second identifying device 50 alternately identifies coordinates of the joint between the upper cover 200 and the lower cover 300 on the two feeding rails 21 and feeds back identification information to the control module 10. The second identifying device 50 includes a plurality of industrial cameras 51, and the plurality of industrial cameras 51 identify coordinates of a plurality of areas of the bonding surface with a certain curvature by identifying different areas of the bonding position of the upper cover 200 and the lower cover 300, so as to realize more accurate alignment adjustment. Specifically, the second recognition device 50 includes 4 industrial cameras 51, and the 4 industrial cameras 51 are mounted on a tray 52 and slidably mounted on a supporting frame 53 by the tray 52. Wherein, the support 53 is provided with a transverse moving driver 54 and a vertical moving driver 55 connected with the output end of the transverse moving driver 54, and the tray 52 is connected with the output end of the vertical moving driver 55. The traverse actuator 54 and the vertical actuator 55 are specifically servo motors. The second recognition device 50 further comprises a first light source 56 arranged at the lower end of the industrial camera 51, and the first light source 56 shines from above the upper cover 200, so that a better shining effect is achieved. The first light source 56 may be an integral ring-shaped light source, or may be a light source disposed in one-to-one correspondence with the industrial camera 51.
Referring to fig. 15, in order to further improve the recognition effect of the second recognition device 50, the second recognition device 50 further includes an auxiliary polishing assembly 57, the auxiliary polishing assembly 57 includes a second light source 571, and the second light source 571 polishes from the sides of the upper cover 200 and the lower cover 300, so as to cooperate with the reflective plate 2323 on the positioning carrier 23, further improve the accuracy of coordinate recognition of the industrial camera 51 on the joint of the lower cover 300 and the upper cover 200, and further improve the efficiency and accuracy of alignment adjustment. Specifically, the auxiliary lighting assemblies 57 are disposed in a one-to-one correspondence with the alignment devices 60 and are located at an upper side of the alignment devices 60, and the second light sources 571 can move up and down relative to the alignment devices 60, so as to be close to or far away from an outer side of a joint between the upper cover 200 and the lower cover 300. The second light sources 571 are preferably bar-shaped light, the number of the second light sources 571 can be 4, the 4 second light sources 571 are obliquely arranged on the frame of a square frame 572, the square frame is connected with the output end of a dimming driver 574 arranged on a supporting frame 573, and the dimming driver 574 drives the square frame 572 to linearly move along the vertical direction so as to drive the 4 second light sources 571 to move up and down, so that a better lighting effect is achieved, and the accuracy and the efficiency of alignment adjustment are improved.
Referring to fig. 16, the attaching device 70 includes a supporting frame 71, a suction cup 72 disposed on the supporting frame 71, and a suction cup driving mechanism 73 connected to the suction cup 72, wherein the suction cup 72 has a suction surface corresponding to an outer contour of the upper cover 200, and the suction surface is a curved surface. The suction cup driving mechanism 73 drives the suction cup 72 to linearly move and rotate along the horizontal and vertical directions, the upper cover 200 is driven to move and rotate by the suction cup 72 to align and adjust with the lower cover 300 for lamination, and the suction cup driving mechanism 73 also drives the suction cup 72 to maintain the pressure of the upper cover 200 and the lower cover 300 which are adjusted to be in seamless butt joint for at least 30 seconds. Specifically, the suction cup driving mechanism 73 includes a traverse actuator 731 provided on the support frame 71 to drive the suction cup 72 to move horizontally and laterally, a vertical movement actuator 732 connected to an output end of the traverse actuator 731 to drive the suction cup 72 to move vertically, and a rotation actuator 733 connected to an output end of the vertical movement actuator 732 to drive the suction cup 72 to rotate, wherein the suction cup 72 is connected to an output end of the rotation actuator 733. The traverse actuator 731 and the vertical actuator 732 are servo motors, and the rotation actuator 733 is a rotary motor. Preferably, in order to prevent the pressing force of the suction cup 72 against the upper cover 200 from being excessively large, the suction cup driving mechanism 73 further includes a pressure sensor 734, and the pressure sensor 734 is disposed at an output end of the vertical movement driver 732. In order to facilitate the cooperation with the pressing heads 233, the size of the suction cup 72 is smaller than that of the upper cover 200, so that after the suction cup 72 sucks the upper cover 200, the two pressing heads 233 release the supporting load on the upper cover 200 again, and the suction cup driving mechanism 73 controls the suction cup 72 to perform alignment adjustment. Further, the protrusions 721 are arranged at intervals at the outer edge of the sucker 72, so that the protrusions 721 can not only enhance the vacuum adsorption effect, but also transmit light better, and the industrial camera 51 can capture and identify coordinates of the joint.
Referring to fig. 17, in order to simplify the structure, the transfer device 80 is also disposed on the supporting frame 53, and the transfer device 80 and the second identifying device 50 are disposed on opposite sides of the supporting frame 53. The transfer device 80 includes a clamping jaw 81 and a clamping jaw driving mechanism 82 connected with the clamping jaw 81, wherein the clamping jaw driving mechanism 82 drives the clamping jaw 81 to move along the horizontal and vertical directions to alternately grasp the positioning carriers 23 at the two transfer positions 20f, and transfer the positioning carriers 23 together with the upper cover 200 and the lower cover 300 thereon onto the discharge guide rail 22. Specifically, the number of the clamping jaws 81 is two, the clamping jaw driving mechanism 82 includes a traverse actuator 821 mounted on the support frame 53, a vertical movement actuator 822 connected to an output end of the traverse actuator 821, a clamping actuator 823 connected to an output end of the vertical movement actuator 822, and the two clamping jaws 81 are connected to an output end of the clamping actuator 823. The traverse actuator 821 drives the two clamping jaws 81 to reciprocate between the two transfer positions 20f and the transfer position 20g, and the vertical movement actuator 822 drives the two clamping jaws 61 to move linearly in the vertical direction to approach or separate from the positioning carrier 23, and the clamping actuator 823 drives the two clamping jaws 81 to clamp or unclamp the positioning carrier 23. In the present embodiment, the traverse actuator 821 and the vertical actuator 822 are embodied as servo motors, and the grip actuator 823 is embodied as an air cylinder.
It should be noted that, as shown in fig. 2 and fig. 3, the curved product high-precision laminating machine 100 of the present invention further includes a protection box 90, wherein the protection box 90 is mounted on the discharging guide rail 22 and is located below the dispensing device 40, so as to effectively prevent the upper cover 200 and the lower cover 300 conveyed on the discharging guide rail 22 from being polluted due to dropping of glue when the dispensing device 40 moves back and forth between the two feeding guide rails 21.
The working principle of the curved product high-precision laminating machine 100 according to the present invention will be described with reference to fig. 1 to 17:
firstly, after the equipment is started, the carrying driver 238 drives the two pressure heads 233 in the initial state to do linear motion far away from each other to give way for feeding, after a lower cover 300 is placed in a placement area 23a of a positioning carrier 23 at any feeding position 20a, under the control of the control module 10, a plurality of vacuum suction nozzles 2321 fix the lower cover 300 from the bottom of the lower cover 300, and a plurality of locking fasteners 2322 are pressed to fix the lower cover 300 from the outer side of the lower cover 300;
after the sensor arranged at the station senses that the lower cover 300 is in place, under the control of the control module 10, the positioning carrier 23 moves to the dispensing position 20b, the first identification device 30 and the dispensing device 40 positioned between the two dispensing positions 20b move to the position right above the dispensing position 20b, the first identification device 30 identifies the three-dimensional coordinates of the lower cover 300 and feeds back identification information to the control module 10, the control module 10 controls the dispensing device 40 to dispense glue according to the feedback information, after the dispensing is completed, the dispensing device 40 and the first identification device 30 translate to the position of the other dispensing position 20b to prepare for dispensing the other lower cover 200, meanwhile, the dispensed lower cover 200 is folded back to the position 20a along with the positioning carrier 23, and in the folding back process, the carrying driver 238 drives the two pressing heads 233 to do the close reset action so as to form the carrying area 23b positioned right above the lower cover 300;
Then, the electric wires in the upper cover 200 are inserted into the lower cover 300, then the upper cover 200 is aligned and placed in the supporting area 23b to realize the preliminary alignment of the upper cover 200 and the lower cover 300, and then the positioning carrier 200 drives the aligned and placed upper cover 200 and the lower cover 300 which are not attached to each other to move to the tail end of the front section guide rail 213 close to the aligning device 60, and the aligning device 60 supports the positioning carrier 23 from the front section guide rail 213 to the attaching pressure maintaining position 20d of the rear section guide rail 214;
the second identifying device 50 between the two bonding pressure maintaining positions 20d moves to the upper side of the bonding pressure maintaining position 20d to identify the coordinates of the upper cover 200 and the lower cover 300, and feeds back the identifying information to the control module 10, under the control of the control module 10, the bonding device 70 moves down to absorb the upper cover 200, then the supporting driver 238 drives the two pressing heads 233 to move back to release the supporting of the upper cover 200, the bonding device 70 cooperates with the aligning device 60 to perform alignment adjustment on the upper cover 200 and the lower cover 300, in the adjustment process, the first light source 56 and the second light source 571 respectively polish the upper side and the side of the upper cover 200 and the lower cover 300, and the reflecting plate 2323 is used for reflecting the light source, the plurality of industrial cameras 51 capture the outline of the joint of the upper cover 200 and the lower cover 300 with a certain curvature, so that the bonding device 70 and the aligning device 60 are matched to perform operations of photographing in the front, back, left, right, upper and lower directions, and the aligning adjustment operation is performed on the upper cover 200 and the lower cover 300, in the adjustment process, the first light source 56 and the second light source 571 respectively, the first light source 200 and the second light source 571 are used for carrying out the identification operation of the bonding operation of the upper cover and the upper cover 300, and the second light source is performed in the seamless bonding operation, and the first time and the bonding device is moved to the identification process and the upper cover 300, and the first time and the bonding device is prepared to perform the bonding operation and the bonding operation;
When the pressure maintaining of the laminating device 70 lasts for approximately 30 seconds, the supporting driver 238 drives the two pressing heads 233 to make linear motion close to each other to return to the initial position, the pressure maintaining driver 237 drives the two pressing heads 233 to move downwards to press the upper cover 200, after that, the laminating device 70 resets, and the two pressing heads 233 continuously maintain the pressure of the initially pressure-maintained upper cover 200 and the initially pressure-maintained lower cover 300;
then, the alignment device 60 transfers the positioning carrier 23 in a continuous pressure maintaining state to the transfer position 20f, the transfer device 80 transfers the positioning carrier 23 together with the upper cover 200 and the lower cover 300 to the transfer position 20g of the discharging guide rail 22, and the positioning carrier 23 drives the upper cover 200 and the lower cover 300 to transfer from the transfer position 20g of the discharging guide rail 22 to the direction of the discharging material level 20 e;
finally, the positioning carrier 23 transferred to the discharging position 20e is kept for approximately 3-8 minutes, at this time, the glue is solidified, the upper cover 200 and the lower cover 300 are firmly attached after two times of pressure maintaining, the two pressing heads 233 are moved upwards and are away from each other, the attached upper cover 200 and lower cover 300 are manually removed, and the automatic assembly operation of attaching the upper cover 200 and lower cover 300 of the earphone with the curved attaching surface can be realized by continuously repeating the operation.
Compared with the prior art, the curved surface product high-precision laminating machine 100 can realize automatic line production in the assembly processes of conveying, dispensing, aligning, laminating, pressure maintaining, shaping and the like of the lower cover 300 and the upper cover 200; the coordinates of the lower cover 300 to be dispensed are identified through the first identification device 30, and the dispensing device 40 corresponds to dispensing under the control of the control module 10, so that the dispensing accuracy is effectively ensured; after the upper cover 200 is supported above the lower cover 300 and is initially aligned and placed, the second recognition device 50 also detects and feeds back coordinates of the joint of the placed upper cover 200 and the lower cover 300, so that the upper cover 200 and the lower cover 300 are aligned and adjusted while being detected by the matching of the alignment device 60, the second recognition device 50 and the bonding device 70 until the alignment bonding device 70 bonds the upper cover 200 and the lower cover 300 which are in seamless joint and initially maintains pressure for shaping; and the conveying device 20 continuously keeps the pressure of the upper cover 200 and the lower cover 300 in the process of conveying the upper cover 200 and the lower cover 300 with the primary pressure, so that the time of blanking conveying is effectively utilized, and the upper cover 200 and the lower cover 300 are precisely and firmly attached through the secondary pressure keeping. The device has the advantages of simple structure, high automation degree, effective improvement of efficiency and high laminating accuracy.
The foregoing description of the preferred embodiments of the present invention is not intended to limit the scope of the claims, which follow, as defined in the claims.
Claims (7)
1. The high-precision laminating machine for the curved surface products is suitable for laminating an upper cover and a lower cover of an earphone with a curved surface, and is characterized by comprising a control module, a conveying device, a first identification device, a dispensing device, a second identification device, a counterpoint device and a laminating device, wherein the conveying device conveys the lower cover to the dispensing device, and the dispensing device is used for dispensing the lower cover conveyed by the conveying device under the cooperation of the first identification device; the conveying device also conveys the lower cover after dispensing and the upper cover which is supported above the lower cover in an aligning manner to the aligning device; the second identification device, the alignment device and the bonding device are matched to perform alignment adjustment on the upper cover and the lower cover so as to bond the upper cover and the lower cover, the bonding device also performs preliminary pressure maintaining on the bonded upper cover and lower cover, the conveying device also conveys the preliminarily pressure-maintained upper cover and lower cover for blanking, and the upper cover and the lower cover are continuously pressure-maintained in the conveying process; the conveying device comprises two feeding guide rails, a discharging guide rail and a positioning carrier conveyed on the feeding guide rails and the discharging guide rails, wherein the positioning carrier comprises a bottom plate, a carrier plate and a pressure head, the carrier plate is arranged on the bottom plate, the carrier plate is positioned above the bottom plate, the lower cover is arranged on the carrier plate, two pressure heads are respectively arranged at two opposite ends of the carrier plate and can move in opposite directions to support the upper cover above the lower cover, the two pressure heads can move in opposite directions to release the support of the upper cover, and the two pressure heads can also move up and down relative to the carrier plate to continuously support the upper cover and the lower cover which are subjected to preliminary pressure maintaining; the positioning carrier further comprises a cam assembly, a first connecting plate and a second connecting plate, wherein a cam of the cam assembly is connected with a bearing in a matched mode, the bearing is slidably arranged on the bottom plate, the first connecting plate is fixedly connected with the cam and is movably connected with the bottom plate, the second connecting plate is arranged on the first connecting plate at intervals and can do linear motion which is close to or far away from each other on the first connecting plate, and the second connecting plate is connected with the pressure heads in a one-to-one correspondence mode.
2. The high-precision laminating machine for curved products according to claim 1, wherein the two feeding guide rails are symmetrically arranged with the discharging guide rail as a center; the glue dispensing device, the first identification device and the second identification device are one in number, the glue dispensing device, the first identification device and the second identification device are arranged between two feeding guide rails in a reciprocating mode, and the alignment device, the laminating device and the feeding guide rails are arranged in a one-to-one correspondence mode.
3. The high-precision laminating machine for curved products according to claim 2, wherein the alignment device is arranged on the feeding guide rail, the alignment device can jack up the positioning carrier upwards to separate from the feeding guide rail and drive the positioning carrier to move along the longitudinal direction of the feeding guide rail, and the alignment device can also put the jacked positioning carrier back onto the feeding guide rail.
4. The high-precision laminating machine for curved products according to claim 3, wherein the alignment device comprises a supporting plate and a bracket, the supporting plate is slidably arranged at the rear section of the feeding guide rail, the bracket is slidably arranged on the supporting plate and can move up and down relative to the supporting plate, and two side plates of the bracket are positioned at two sides of the feeding guide rail and lower than or flush with the upper surface of the feeding guide rail; the bracket moving up and down can jack up the positioning carrier conveyed on the feeding guide rail upwards to be separated from the feeding guide rail, and the bracket slides on the supporting plate to transfer the positioning carrier separated from the feeding guide rail onto the supporting plate; the supporting plate slides on the feeding guide rail to drive the upper cover and the lower cover on the positioning carrier to conduct alignment adjustment, and can also drive the positioning carrier to move to a position convenient for blanking.
5. The high-precision curved-surface product laminating machine according to claim 1, further comprising a transfer device, wherein the transfer device is located between the alignment device and the conveying device, and the transfer device transfers the upper cover and the lower cover subjected to preliminary pressure maintaining from the alignment device to the conveying device.
6. The high-precision laminating machine for curved products according to claim 1, wherein the second recognition device is arranged above the alignment device, the second recognition device comprises a plurality of industrial cameras, and the industrial cameras recognize different areas at the laminating position of the upper cover and the lower cover.
7. The high-precision laminating machine for curved products according to claim 2, further comprising a protection box, wherein the protection box is arranged on the discharging guide rail and is positioned below the dispensing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810608631.XA CN108773082B (en) | 2018-06-13 | 2018-06-13 | High-precision laminating machine for curved surface products |
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| CN201810608631.XA CN108773082B (en) | 2018-06-13 | 2018-06-13 | High-precision laminating machine for curved surface products |
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| CN108773082A CN108773082A (en) | 2018-11-09 |
| CN108773082B true CN108773082B (en) | 2023-10-20 |
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| CN109287113A (en) * | 2018-11-16 | 2019-01-29 | 东莞市沃德精密机械有限公司 | Full-automatic curved surface mounting device |
| CN109772648B (en) * | 2019-03-21 | 2024-04-02 | 广东沃德精密科技股份有限公司 | Automatic assembly equipment |
| CN110001071B (en) * | 2019-04-08 | 2023-12-15 | 东莞市德派精密机械有限公司 | Automatic laminating machine for adhesive tape and sponge |
| CN110605686A (en) * | 2019-10-10 | 2019-12-24 | 东莞市沃德精密机械有限公司 | Assembling device for wave generator |
| CN112606412B (en) * | 2020-11-12 | 2022-10-11 | 赣州欧翔电子有限公司 | Automatic die matching device |
| CN112846756B (en) * | 2020-12-30 | 2022-04-12 | 博众精工科技股份有限公司 | Curved surface product assembly device |
| CN113414993B (en) * | 2021-06-18 | 2022-11-01 | 歌尔智能科技有限公司 | Counterpoint pressurizer |
| CN113458762A (en) * | 2021-07-19 | 2021-10-01 | 苏州天准科技股份有限公司 | Assembly equipment with automatic pressure maintaining function |
| CN113788290B (en) * | 2021-08-18 | 2022-05-27 | 昆山鸿仕达智能科技有限公司 | Automatic flow-rotating type multi-pass pressure maintaining processing device for products |
| CN113843101B (en) * | 2021-09-10 | 2023-04-11 | 深圳市特瑞吉科技有限公司 | Dispensing equipment |
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