CN110572562A - VCM cell-phone camera module production water line - Google Patents
VCM cell-phone camera module production water line Download PDFInfo
- Publication number
- CN110572562A CN110572562A CN201911040837.8A CN201911040837A CN110572562A CN 110572562 A CN110572562 A CN 110572562A CN 201911040837 A CN201911040837 A CN 201911040837A CN 110572562 A CN110572562 A CN 110572562A
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- Prior art keywords
- assembly
- vertical plate
- flexible circuit
- circuit board
- plate
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 239000000758 substrate Substances 0.000 claims abstract description 59
- 238000005476 soldering Methods 0.000 claims abstract description 30
- 238000001514 detection method Methods 0.000 claims abstract description 25
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 239000003292 glue Substances 0.000 claims abstract description 10
- 230000003287 optical effect Effects 0.000 claims description 13
- 239000011159 matrix material Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 10
- 229910000679 solder Inorganic materials 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000002950 deficient Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000013072 incoming material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
the invention relates to a VCM mobile phone camera module production line which comprises a flexible circuit board production device, a first assembly device, a second assembly device, a third assembly device, a fourth assembly device and a fifth assembly device, wherein the flexible circuit board production device sequentially comprises an attaching device, a steel mesh printing device, an SPI detection device, an assembly device, a reflow soldering device, an AOI detection device, a glue dispensing device, a curing device, an electrical test device, a substrate dividing device, a plate taking device and an appearance detection device from front to back. The production line of the VCM mobile phone camera module has the advantages of reducing the soldering tin thickness deviation range of the empty soldering tray, reducing the labor cost, reducing the production difficulty and improving the production efficiency.
Description
Technical Field
the invention relates to a production line of a VCM mobile phone camera module.
Background
as camera phones have advanced to high pixel, they have come to demand autofocus functions. In general, a user wants a camera phone having 200 ten thousand pixels or more to have an auto-focusing function. However, the traditional way is that the focusing function will greatly increase the size of the circuit board and the thickness of the mobile phone, and the pursuit of short, small, light and thin electronic products is more and more demanding in the modern times. Therefore, VCM is the best choice for mobile phone camera modules. VCM (Voice Coil Motor), commonly known as Voice Coil motor or Voice Coil motor, the effect is the position of adjusting the camera lens, makes the camera shooting present the most clear state, and it has the circuit board area that occupies little, and the reliability is high, can support powerful advantage, can reduce system cost and volume, is applied to cell-phone camera auto focus in a large number at present. At present, the production technology manpower input cost of the VCM mobile phone camera module is higher, the soldering tin thickness in the conventional SMT production line depends on the steel mesh thickness and the solder paste printing equipment parameters, the soldering tin thickness deviation of an empty welding disc can only be controlled within 40um, and for a flexible circuit board with smaller volume and irregular shape, due to the fact that the shapes of the empty welding discs are not uniform, the flexible circuit board has the defects of large soldering tin thickness deviation range of the empty welding disc, uneven soldering tin thickness, high production difficulty, low production efficiency and the like, and the requirements of special customer groups cannot be met.
Disclosure of Invention
the invention aims to overcome the defects and provide a VCM mobile phone camera module production line which can reduce the soldering tin thickness deviation range of an empty soldering pan, reduce the production difficulty, reduce the labor cost and improve the production efficiency.
the purpose of the invention is realized as follows: a VCM mobile phone camera module production line sequentially comprises a flexible circuit board production device, a first assembly device, a second assembly device, a third assembly device, a fourth assembly device and a fifth assembly device from front to back, the VCM mobile phone camera module is manufactured by adopting the flexible circuit board production device, the first assembly device, the second assembly device, the third assembly device, the fourth assembly device and the fifth assembly device, the VCM mobile phone camera module comprises a lens, a voice coil motor, a base, an optical filter, an image sensor, a flexible circuit board, a bottom plate and a connector, the lens is arranged in the voice coil motor, the voice coil motor is arranged on the base, the optical filter and the image sensor are arranged between the base and the flexible circuit board, and the flexible circuit board is embedded on the bottom plate;
the flexible circuit board production device is used for performing operations such as tinning, chip mounting, adhesive dispensing and detection on the flexible circuit board, the first assembly device is used for assembling the image sensor and the flexible circuit board into a first assembly, the second assembly device is used for assembling the base and the optical filter into a second assembly, the third assembly device is used for assembling the lens and the voice coil motor into a third assembly, the fourth assembly device is used for assembling the second assembly and the third assembly into a fourth assembly, and the fifth assembly device is used for assembling the fourth assembly and the first assembly into a finished product module.
Furthermore, the flexible circuit board production device sequentially comprises an attaching device, a steel mesh printing device, an SPI detection device, an article mounting device, a reflow soldering device, an AOI detection device, a glue dispensing device, a curing device, an electrical testing device, a substrate dividing device, a board taking device and an appearance detection device from front to back, the attaching device is used for positioning and fixing the substrate, the steel mesh printing device is used for carrying out solder paste printing operation on the surface of the substrate, the substrate comprises a substrate body, a plurality of flexible circuit boards arranged in a matrix mode are arranged on the substrate body, each flexible circuit board comprises a transverse section and a vertical section, the inner side edge of the transverse section is provided with an inward-concave arc-shaped edge, the front side of the transverse section is provided with a reserved area, a plurality of prepared welding pads with different sizes are arranged in the reserved area, and the prepared welding pads with different sizes are arranged at intervals along the inner edge of the arc-shaped edge, the front of vertical section is provided with electric capacity and pastes dress area and chip and pastes the dress area, the back of horizontal section is provided with the recess corresponding to reservation region department.
Furthermore, the attaching device comprises a positioning jig, a support plate and a positioning steel sheet in a shape like a Chinese character 'hui', wherein the support plate is arranged on the positioning jig, and the support plate adsorbs the positioning steel sheet by utilizing magnetic attraction to position the substrate in the middle of the support plate;
The positioning jig comprises a base, positioning blocks are arranged at four corners of the base respectively, and a plurality of vertical positioning columns are arranged on the base;
The carrier plate includes the carrier plate body, a plurality of carrier plate locating holes have been seted up on the carrier plate body, the back of carrier plate body is provided with magnet, the positive middle part of carrier plate body is provided with the end lining steel sheet, be provided with one deck high temperature resistant steel silica gel between end lining steel sheet and the carrier plate body, the front of end lining steel sheet is provided with a plurality of first bosss that are the matrix and arrange, a plurality of first bosss are corresponding with a plurality of flexible circuit board on the base plate respectively, the shape of first boss and the recess shape phase-match at the flexible circuit board back.
Furthermore, the steel mesh printing device comprises a steel mesh, a plurality of second bosses arranged in a matrix mode are arranged on the back face of the steel mesh, the shape of each second boss is matched with the outline of the flexible circuit board, a plurality of soldering tin holes are formed in the steel mesh, and the hole diameters of the soldering tin holes are gradually reduced from the front face to the back face of the steel mesh.
Further, adhesive deposite device includes vertical arrangement's removal seat, be provided with the backup pad on the removal seat, the front side of backup pad is provided with fixed grip slipper, be connected with the fixed plate between fixed grip slipper and the backup pad, the left and right sides of fixed grip slipper all is provided with movable grip slipper, be provided with adjusting part between activity grip slipper and the backup pad, adjusting part is used for carrying out horizontal, vertical and fore-and-aft position control to the activity grip slipper, all be provided with a dispensing section of thick bamboo in fixed grip slipper and the activity grip slipper.
Furthermore, the adjusting component comprises a first vertical plate, a second vertical plate and a third vertical plate which are connected in sequence from back to front, the first vertical plate is fixedly connected with the supporting plate through a plurality of bolts, the second vertical plate is connected with the first vertical plate in a sliding manner, the second vertical plate can slide vertically along the height direction of the first vertical plate or slide horizontally along the length direction of the first vertical plate, the second vertical plate is connected with the third vertical plate in a sliding manner, the third vertical plate can slide horizontally along the length direction of the second vertical plate or slide vertically along the height direction of the second vertical plate, a first connecting block and a second connecting block are arranged between the third vertical plate and the movable clamping seat, the first connecting block is fixedly connected with the third vertical plate, the second connecting block is fixedly connected with the movable clamping seat, and the first connecting block is connected with the second connecting block in a sliding manner, the second connecting block can slide longitudinally along the width direction of the first connecting block.
Furthermore, a first fixed block is arranged on one side face of the first vertical plate, a first adjusting bolt which is vertically arranged is arranged on the first fixed block, a first ejecting block is arranged below the first adjusting bolt, the first ejecting block is fixedly connected with the side face of the second vertical plate, and the head end of the first adjusting bolt is in contact with the top face of the first ejecting block;
a second fixing block is arranged on the bottom surface of the second vertical plate, a second adjusting bolt which is transversely arranged is arranged on the second fixing block, a second ejecting block is arranged at the head end of the second adjusting bolt, and the second ejecting block is fixedly connected with the bottom surface of a third vertical plate;
one side of first connecting block is provided with the third fixed block, be provided with vertical arrangement's third adjusting bolt on the third fixed block, third adjusting bolt's below is provided with rotates the ejector pad, rotate the ejector pad and set up on the lateral wall of first connecting block through transverse arrangement's bolt axle, the below of rotating the ejector pad is provided with longitudinal arrangement's ejector pin, the one end of ejector pin and the rear side fixed connection of second connecting block, the both ends of rotating the ejector pad contact with third adjusting bolt's head end and the other end of ejector pin respectively.
compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first boss is arranged on the carrier plate in the attaching device and the second boss is arranged on the back surface of the steel mesh in the steel mesh printing device, so that the effective area and the waste area on the substrate are respectively compensated from top to bottom, the thickness uniformity of soldering tin on the preparation bonding pads with different sizes is ensured, the production difficulty is reduced, and the height difference of the soldering tin among the preparation bonding pads is ensured to be less than or equal to 0.02 mm.
2. Because the carrier plate is made of aluminum, if the first boss is directly processed during the carrier plate forming, the first boss can be burred and has poor height consistency, and the like, so that the bottom lining steel sheet is pasted on the surface of the carrier plate, the first boss is processed on the surface of the bottom lining steel sheet, the height consistency of the first boss is ensured, the bottom lining steel sheet can be replaced periodically, the influence on the fit degree of the substrate and the carrier plate caused by the abrasion of the first boss due to long-time use is avoided, meanwhile, the integral durability of the carrier plate is improved, and the production cost is reduced.
3. the traditional glue dispensing device is only provided with one glue dispensing head, the glue drawing path is longer due to the fact that the number of products on a single substrate is large, and the operation efficiency is extremely low.
4. in the prior plate taking process, classification and arrangement are carried out manually, and due to the fact that products are small in size and irregular in appearance, manual taking and arrangement efficiency of personnel is low, and the risk of wrong taking and arrangement exists.
5. The base and the voice coil motor in the VCM mobile phone camera module are connected in a matched mode through the clamping block and the clamping groove, the matching degree between the base and the voice coil motor can be improved, deviation in the direction of X, Y is reduced, the assembling efficiency is improved, and the quality of finished products is improved.
Drawings
Fig. 1 is a schematic structural diagram of a VCM mobile phone camera module.
fig. 2 is a diagram of a VCM handset camera module assembly after removal of the flexible circuit board.
fig. 3 is a schematic front view of a flexible circuit board.
fig. 4 is a schematic diagram of the back side of the flexible circuit board.
Fig. 5 is a schematic view of a VCM mobile phone camera module production line according to the present invention.
fig. 6 is a schematic view of a flexible circuit board production apparatus.
Fig. 7 is a schematic front view of a positioning fixture in the attaching device.
Fig. 8 is a schematic front view of a carrier board in the attachment device.
FIG. 9 is a schematic front view of a substrate
FIG. 10 is a schematic front view of the positioning steel plate in the attaching device.
fig. 11 is a schematic view of the back of a steel mesh in a steel mesh printing apparatus.
Fig. 12 is a schematic diagram of the relationship between the lower compensation and the upper compensation of the VCM handset camera module by the carrier plate and the steel mesh.
fig. 13 is a schematic structural view of the dispensing device.
Fig. 14 is a top view of fig. 13.
fig. 15 is a side view of fig. 13.
Fig. 16 is a bottom view of fig. 13.
fig. 17 is a schematic view of a plate removal system.
fig. 18 is a schematic view of the condition of the inspection station in the part mounting process.
FIG. 19 is a schematic view of an electrical test process inspection station condition.
Fig. 20 is a schematic view of good product arrangement in the good product storage box.
Wherein:
Flexible circuit board production apparatus 100
Attaching device 101, positioning jig 101.1, base 101.1.1, positioning block 101.1.2, positioning post 101.1.3, carrier plate 101.2, carrier plate body 101.2.1, carrier plate positioning hole 101.2.2, bottom lining steel sheet 101.2.3, first boss 101.2.4, first notch 101.2.5, positioning steel sheet 101.3, positioning steel sheet positioning hole 101.3.1, second notch 101.3.2
Steel net printing device 102, steel net 102.1, second boss 102.2
SPI detection device 103
component mounting apparatus 104
Reflow soldering apparatus 105
AOI detection device 106
the dispensing device 107, the moving seat 107.1, the support plate 107.2, the fixed clamping seat 107.3, the movable clamping seat 107.4, the fixed plate 107.5, the first vertical plate 107.6, the second vertical plate 107.7, the third vertical plate 107.8, the first fixed block 107.9, the first top block 107.10, the first adjusting bolt 107.11, the second fixed block 107.12, the second adjusting bolt 107.13, the second top block 107.14, the first connecting block 107.15, the second connecting block 107.16, the third fixed block 107.17, the third adjusting bolt 107.18, the rotating push block 107.19, the bolt shaft 107.20, the push rod 107.21, the bump 107.22, the first limiting piece 107.23, the first waist-shaped groove 107.24, the first limiting column 107.25, the second limiting piece 107.26, the second waist-shaped groove 107.27, the second limiting column 107.28, the third limiting piece 107.29, the third waist-shaped groove 107.30, the third limiting column 107.31, the movable clamping seat 107.4, the fixed plate 107.5, the second vertical plate 107.14, the
Curing device 108
Electrical test apparatus 109
Substrate dividing apparatus 110
plate taking device 111, plate taking carrier 111.1, feeding mechanism 111.2, automatic suction manipulator 111.3, incoming defective waste material box 111.4, defective product placing box 111.5 and good product placing box 111.6
Appearance detection device 112
The VCM mobile phone camera module 200, the lens 201, the voice coil motor 202, the base 203, the optical filter 204, the image sensor 205, the flexible circuit board 206, the transverse section 206.1, the vertical section 206.2, the bevel notch 206.3, the rectangular notch 206.4, the arc-shaped edge 206.5, the prepared welding disc 206.6, the first welding disc 206.7, the second welding disc 206.8, the groove 206.9, the bottom plate 207, the fixture block 208 and the clamping groove 209
Substrate 300, substrate body 301, substrate positioning hole 302
first assembling device 400
Second assembling device 500
third assembling device 600
fourth assembling device 700
Fifth assembly apparatus 800.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, a VCM handset camera module 200 according to the present invention includes a lens 201, a voice coil motor 202, a base 203, an optical filter 204, an image sensor 205, a flexible circuit board 206, a bottom plate 207, and a connector, where the lens 201 is disposed in the voice coil motor 202, the voice coil motor 202 is disposed on the base 203, the optical filter 204 and the image sensor 205 are disposed between the base 203 and the flexible circuit board 206, and the flexible circuit board 206 is embedded on the bottom plate 207;
The base 203 and the voice coil motor 202 are connected in a matching way through a clamping block 208 and a clamping groove 209;
the flexible circuit board 206 is similar to an L-shaped structure, the flexible circuit board 206 includes a transverse section 206.1 and a vertical section 206.2, an outer corner position where the transverse section 206.1 is connected with the vertical section 206.2 is provided with an inclined edge notch 206.3, an inner corner position where the transverse section 206.1 is connected with the vertical section 206.2 is provided with a rectangular notch 206.4, an inner side edge of the transverse section 206.1 is provided with an inward concave arc-shaped edge 206.5, a front surface of the transverse section 206.1 is provided with a reserved area, six prepared pads 206.6 with different sizes are arranged in the reserved area, six prepared pads 206.6 with different sizes are arranged at intervals along the inner edge of the arc-shaped edge 206.5, a front surface of the vertical section 206.2 is provided with a capacitor mounting area and a chip mounting area, two first pads 206.7 are arranged in the capacitor mounting area, a plurality of second pads 206.8 arranged in a matrix manner are arranged in the chip mounting area, a back surface of the transverse section 206.1 is provided with a groove 206.9 corresponding to, the depth of the groove 206.9 is 0.04 mm.
Referring to fig. 4-20, a VCM mobile phone camera module production process adopts a VCM mobile phone camera module production line to produce a VCM mobile phone camera module, the VCM mobile phone camera module production line sequentially includes, from front to back, a flexible circuit board production apparatus 100, a first assembly apparatus 400, a second assembly apparatus 500, a third assembly apparatus 600, a fourth assembly apparatus 700, and a fifth assembly apparatus 800, the flexible circuit board production apparatus 100 is configured to perform operations such as tin-feeding, chip-mounting, glue-dispensing, and detection on a flexible circuit board 206, the first assembly apparatus 400 is configured to assemble an image sensor 205 and a flexible circuit board 206 into a first assembly, the second assembly apparatus 500 is configured to assemble a base 203 and an optical filter 204 into a second assembly, and the third assembly apparatus 600 is configured to assemble a lens 201 and an optical filter 202 into a third assembly, the fourth assembling device 700 is used for assembling the second assembly and the third assembly into a fourth assembly, and the fifth assembling device 800 is used for assembling the fourth assembly and the first assembly into a finished module;
the flexible circuit board production device 100 sequentially comprises an attaching device 101, a steel mesh printing device 102, an SPI detection device 103, an component packaging device 104, a reflow soldering device 105, an AOI detection device 106, a dispensing device 107, a curing device 108, an electrical testing device 109, a substrate dividing device 110, a board taking device 111 and an appearance detection device 112 from front to back;
the specific production method comprises the following steps:
firstly, the attaching device 101 positions and fixes the substrate 300;
In the first step, the attaching device 101 comprises a positioning jig 101.1, a carrier plate 101.2 and a positioning steel sheet 101.3 in a zigzag structure, the carrier plate 101.2 is arranged on the positioning jig 101.1, the carrier plate 101.2 adsorbs the positioning steel sheet 101.3 by utilizing magnetic attraction to position the substrate 300 in the middle of the carrier plate 101.2, the substrate 300 comprises a substrate body 301, a plurality of flexible circuit boards 206 arranged in a matrix are arranged on the substrate body 301, the heights of the front surfaces of the flexible circuit boards 206 are lower than the height of the front surface of the substrate body 301 by 0.04mm, and a plurality of substrate positioning holes 302 are further formed in the substrate body 301;
The positioning jig 101.1 comprises a base 101.1.1, positioning blocks 101.1.2 with an L-shaped structure are respectively arranged at four corners of the base 101.1.1, and a plurality of vertical positioning columns 101.1.3 are arranged on the base 101.1.1;
The carrier plate 101.2 comprises a carrier plate body 101.2.1, a plurality of carrier plate positioning holes 101.2.2 are formed in the carrier plate body 101.2.1, a magnet is arranged on the back of the carrier plate body 101.2.1, a bottom lining steel sheet 101.2.3 is arranged in the middle of the front face of the carrier plate body 101.2.1, a layer of high-temperature-resistant steel silica gel is arranged between the bottom lining steel sheet 101.2.3 and the carrier plate body 101.2.1, a plurality of first bosses 101.2.4 arranged in a matrix are arranged on the front face of the bottom lining steel sheet 101.2.3, the first bosses 101.2.4 correspond to the flexible circuit boards 206 on the substrate 300 respectively, the shape of each first boss 101.2.4 is matched with the shape of a groove 206.9 in the back face of the flexible circuit board 206, and the thickness of each first boss 101.2.4 is 0.04 mm;
A first notch 101.2.5 is formed at one end corner of the bottom lining steel sheet 101.2.3;
two positioning steel sheet positioning holes 101.3.1 are formed in the positioning steel sheet 101.3, and a second notch 101.3.2 corresponding to the first notch is formed in one end angle of the positioning steel sheet 101.3.
The specific operation method of the attaching device 101 is as follows:
a. Placing the carrier 101.2 in the positioning fixture 101.1, so that the positioning post 101.1.3 passes through the carrier positioning hole 101.2.2 to position the carrier 101.2;
b. placing the substrate 300 on the carrier 101.2, so that the corresponding positioning post 101.1.3 passes through the substrate positioning hole 302 to perform the primary positioning on the substrate 300;
c. The positioning steel sheet 101.3 is adsorbed on the carrier plate 101.2, so that the second notch 101.3.2 is overlapped with the first notch 101.2.5, and the corresponding positioning post 101.1.3 passes through the positioning steel sheet positioning hole 101.3.1, thereby fixedly attaching the substrate to the carrier plate 101.2.
Secondly, the steel mesh printing device 102 performs solder paste printing operation on the surface of the substrate 300 through steel meshes and scrapers, wherein the thickness of solder on each prepared pad 206.6 is 0.06-0.10mm, and the height difference of the thickness of the solder on the six prepared pads 206.6 is less than or equal to 0.02 mm;
In the second step, the back surface of the steel mesh 102.1 is provided with a plurality of second bosses 102.2 arranged in a matrix manner, the second bosses 102.2 respectively correspond to the plurality of flexible circuit boards 206 on the substrate 300, the shapes of the second bosses 102.2 are matched with the outline of the flexible circuit boards 206, soldering tin holes are formed in the positions of the steel mesh 102.1 corresponding to the preliminary soldering pad 206.6, the first soldering pad 206.7 and the second soldering pad 206.8, the hole diameters of the soldering tin holes are gradually reduced from the front surface to the back surface of the steel mesh 102.1, and solder paste can be prevented from flowing out of the soldering tin holes and then overflowing to areas outside the soldering pads;
the back of the steel mesh 102.1 is etched to form a plurality of second bosses 102.2, and the thickness of the second bosses 102.2 is 0.04 mm.
the first boss on the front surface of the carrier plate can compensate the height difference between the groove on the back surface of the effective area (flexible circuit board area) of the substrate and other parts on the back surface of the effective area, so that the substrate is tightly matched with the carrier plate, the substrate is attached and positioned on the carrier plate through the positioning steel sheet, the second boss on the back surface of the steel mesh can compensate the height difference between the front surface of the effective area (flexible circuit board area) of the substrate and the front surface of the waste area (substrate body), so that the effective area of the substrate and the steel mesh are completely matched, the lower compensation and the upper compensation of the substrate are respectively realized through the first boss and the second boss, and the consistency of the thickness of the soldering tin is ensured.
Step three, the SPI detection device 103 performs solder paste detection work on the printed substrate 300;
Step four, the component mounting device 104 carries out the chip mounting operation on the substrate 300 after the solder paste detection;
The component mounting device 104 marks a mark on a defective position number in the substrate 300 (as shown in fig. 18, a defective incoming product (NG) at a position a 2), the camera in the component mounting device 104 scans the mark on the substrate 300, the NG position is recorded by the system, i.e., a2 NG, and the remaining positions OK, and the capacitor and the chip are mounted on the defective position number at the position OK.
step five, the reflow soldering device 105 performs reflow soldering operation on the substrate 300 after the chip mounting;
Step six, the AOI detection device 106 performs automatic optical detection on the substrate 300 after reflow soldering, and records the unqualified substrate into a database;
Seventhly, the glue dispensing device 107 performs glue dispensing operation at the glue dispensing position of the substrate 300;
Step eight, the curing device 108 performs heating curing operation on the substrate 300 after the point gluing, so that the glue is coated on the periphery and the bottom of the chip, and the bonding force of the chip is enhanced;
step nine, the electrical testing device 109 performs performance testing on the plurality of flexible circuit boards on the substrate 300;
the electrical testing apparatus 109 tests the plurality of flexible circuit boards on the substrate 300 line by line (i.e., a → B → C → D), a defective product is newly found in the test (i.e., a defective product (NG) at the position C3 shown in fig. 19), and the testing system records the NG position, i.e., C3NG, and the remaining positions OK.
Tenth, the substrate dividing device 110 performs punching and dividing on the plurality of flexible circuit boards on the substrate 300 into independent products, and the independent products are sequentially arranged in the board taking carrier 111.1 according to the original sequence;
Eleventh, the plate taking device 111 places a plurality of independent products in a classified manner;
In the eleventh step, an automatic plate taking system is adopted, the feeding mechanism 111.2 is controlled to transmit the plate taking carrier 111.1 to the plate taking device 111, the plate taking device 111 collects information such as the position of A2 and the position of C3 of NG according to the taken system data in the two process devices of the 'component mounting process' and the 'electrical testing process', the defective products at the position of A2 are firstly sucked by the automatic suction manipulator 111.3 according to the data information and then transferred to the defective product incoming material waste material box 111.4, the defective products at the position of C3 are sucked and then transferred to the defective product placement box 111.5 for analyzing reasons by engineering personnel to facilitate subsequent quality improvement, and finally, all the remaining defective products are sucked and sequentially distributed in the defective product placement box 111.6 as shown in FIG. 20.
Twelfth, the appearance detection device 112 performs appearance detection on the good products;
step thirteen, the first assembly device 400 assembles the image sensor 205, the flexible circuit board 206 and the base plate 207 into a first assembly;
Step fourteen, the second assembly device 500 assembles the base 203 and the optical filter 204 into a second assembly;
Step fifteen, the third assembly device 600 assembles the lens 201 and the voice coil motor 202 into a third assembly;
Sixthly, the fourth assembly device 700 assembles the fourth assembly from the second assembly in the fourteenth step and the third assembly in the fifteenth step, and the fixture block 208 on the top surface of the base 203 is matched and connected with the fixture groove 209 on the bottom surface of the voice coil motor 202, so that the base 203 and the voice coil motor 202 are precisely matched, and the deviation in the direction of X, Y is reduced;
seventeenth, the fifth assembly device 800 assembles the fourth component in the sixteenth step and the first component in the thirteenth step into a finished module.
Referring to fig. 13 to 16, in the seventh step, the dispensing device 107 includes a vertically arranged moving seat 107.1, a horizontally arranged supporting plate 107.2 is disposed on a front side of the moving seat 107.1, a fixed clamping seat 107.3 is disposed on a front side of the supporting plate 107.2, a fixing plate 107.5 is connected between the fixed clamping seat 107.3 and the middle of the supporting plate 107.2, movable clamping seats 107.4 are disposed on left and right sides of the fixed clamping seat 107.3, an adjusting assembly is disposed between the movable clamping seat 107.4 and the supporting plate 107.2, and is used for adjusting positions of the movable clamping seat 107.4 in the horizontal direction, the vertical direction and the longitudinal direction, so that the movable clamping seat 107.4 and the fixed clamping seat 107.3 are located on the same straight line, and dispensing cartridges are disposed in the fixed clamping seat 107.3 and the movable clamping seat 107.4;
The adjusting component comprises a first vertical plate 107.6, a second vertical plate 107.7 and a third vertical plate 107.8 which are connected in sequence from back to front, the first vertical plate 107.6 is fixedly connected with a supporting plate 107.2 through a plurality of bolts, the rear side of the second vertical plate 107.7 is in sliding connection with the front side of the first vertical plate 107.6, the second vertical plate 107.7 can vertically slide along the height direction of the first vertical plate 107.6 or transversely slide along the length direction of the first vertical plate 107.6, the front side of the second vertical plate 107.7 is in sliding connection with the rear side of the third vertical plate 107.8, the third vertical plate 107.8 can transversely slide along the length direction of the second vertical plate 107.7 or vertically slide along the height direction of the second vertical plate 107.7, a first connecting block 107.15 and a second connecting block 107.16 are arranged between the third vertical plate 107.8 and a movable clamping seat 107.4, the rear side of the first connecting block 107.15 is fixedly connected with the front side of the third vertical plate 107.8, the front side surface of the second connecting block 107.16 is fixedly connected with the rear side surface of the movable clamping seat 107.4, the first connecting block 107.15 is connected with the second connecting block 107.16 in a sliding manner, and the second connecting block 107.16 can slide longitudinally along the width direction of the first connecting block 107.15;
preferably, a first fixing block 107.9 is arranged on one side surface of the first vertical plate 107.6, a first adjusting bolt 107.11 arranged vertically is arranged on the first fixing block 107.9, a first top block 107.10 is arranged below the first adjusting bolt 107.11, the first top block 107.10 is fixedly connected with the side surface of the second vertical plate 107.7, the head end of the first adjusting bolt 107.11 is in contact with the top surface of the first top block 107.10, and the second vertical plate 107.7 can be controlled to slide vertically along the height direction of the first vertical plate 107.6 by the cooperation of the first adjusting bolt 107.11 and the first top block 107.10;
A first limiting piece 107.23 is arranged on the side surface of the first vertical plate 107.6, a first kidney-shaped groove 107.24 which is vertically arranged is formed in the first limiting piece 107.23, a first limiting column 107.25 is arranged in the first kidney-shaped groove 107.24, the inner end of the first limiting column 107.25 is fixedly connected with the side surface of the second vertical plate 107.7, and the position of the second vertical plate 107.7 is limited by the matching of the first limiting column 107.25 and the first limiting piece 107.23;
a second fixing block 107.12 is arranged on the bottom surface of the second vertical plate 107.7, a second adjusting bolt 107.13 arranged transversely is arranged on the second fixing block 107.12, a second top block 107.14 is arranged at the head end of the second adjusting bolt 107.13, the second top block 107.14 is fixedly connected with the bottom surface of the third vertical plate 107.8, and the third vertical plate 107.8 can be controlled to slide transversely along the length direction of the second vertical plate 107.7 by the cooperation of the second adjusting bolt 107.13 and the second top block 107.14;
A second limiting piece 107.26 is arranged on the top surface of the second vertical plate 107.7, a second waist-shaped groove 107.27 arranged transversely is arranged on the second limiting piece 107.26, a second limiting column 107.28 is arranged in the second waist-shaped groove 107.27, the bottom end of the second limiting column 107.28 is fixedly connected with the top surface of the third vertical plate 107.8, and the position of the third vertical plate 107.8 is limited by the cooperation of the second limiting column 107.28 and the second limiting piece 107.26;
A third fixing block 107.17 is arranged at one side of the first connecting block 107.15, the third fixing block 107.17 is provided with a third adjusting bolt 107.18 which is vertically arranged, a rotary pushing block 107.19 with a V-shaped structure is arranged below the third adjusting bolt 107.18, the rotary push block 107.19 is provided on the side wall of the first link block 107.15 by means of a laterally arranged latch shaft 107.20, a top rod 107.21 which is arranged longitudinally is arranged below the rotary push block 107.19, the front end of the top rod 107.21 is fixedly connected with the rear side of the second connecting block 107.16, the rotating push block 107.19 comprises two rotating arms connected at the inner ends, the two rotating arms are respectively contacted with the head end of the third adjusting bolt 107.18 and the rear end of the top rod 107.21 through arranging a lug 107.22, the third adjusting bolt 107.18 is matched with the rotary push block 107.19 and the top rod 107.21 to control the second connecting block 107.16 to slide longitudinally along the width direction of the first connecting block 107.15;
The top surface of the first connecting block 107.15 is provided with a third limiting piece 107.29, a third kidney-shaped groove 107.30 longitudinally arranged is formed in the third limiting piece 107.29, a third limiting column 107.31 is arranged in the third kidney-shaped groove 107.30, the bottom end of the third limiting column 107.31 is fixedly connected with the top surface of the second connecting block 107.16, and the position of the second connecting block 107.16 is limited by the cooperation of the third limiting column 107.31 and the third limiting piece 107.29.
The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a VCM cell-phone camera module production water line which characterized in that: the VCM mobile phone camera module is prepared by adopting the flexible circuit board production device, the first assembly device, the second assembly device, the third assembly device, the fourth assembly device and the fifth assembly device, and comprises a lens, a voice coil motor, a base, an optical filter, an image sensor, a flexible circuit board, a bottom plate and a connector, wherein the lens is arranged in the voice coil motor, the voice coil motor is arranged on the base, the optical filter and the image sensor are arranged between the base and the flexible circuit board, and the flexible circuit board is embedded on the bottom plate;
the flexible circuit board production device is used for performing operations such as tinning, chip mounting, adhesive dispensing and detection on the flexible circuit board, the first assembly device is used for assembling the image sensor and the flexible circuit board into a first assembly, the second assembly device is used for assembling the base and the optical filter into a second assembly, the third assembly device is used for assembling the lens and the voice coil motor into a third assembly, the fourth assembly device is used for assembling the second assembly and the third assembly into a fourth assembly, and the fifth assembly device is used for assembling the fourth assembly and the first assembly into a finished product module.
2. the VCM cell phone camera module production line of claim 1, wherein: the flexible circuit board production device sequentially comprises an attaching device, a steel mesh printing device, an SPI detection device, an article mounting device, a reflow soldering device, an AOI detection device, a glue dispensing device, a curing device, an electrical testing device, a substrate cutting device, a board taking device and an appearance detection device from front to back, wherein the attaching device is used for positioning and fixing a substrate, the steel mesh printing device is used for carrying out solder paste printing operation on the surface of the substrate, the substrate comprises a substrate body, a plurality of flexible circuit boards arranged in a matrix mode are arranged on the substrate body, each flexible circuit board comprises a transverse section and a vertical section, an inward-concave arc-shaped edge is arranged on the inner side edge of the transverse section, a reserved area is arranged on the front side of the transverse section, a plurality of prepared welding pads with different sizes are arranged in the reserved area, and the prepared welding pads with different sizes are arranged at intervals along the inner edge of the arc-shaped, the front of vertical section is provided with electric capacity and pastes dress area and chip and pastes the dress area, the back of horizontal section is provided with the recess corresponding to reservation region department.
3. The VCM cell phone camera module production line of claim 2, wherein: the attaching device comprises a positioning jig, a support plate and a positioning steel sheet in a shape like a Chinese character 'hui', the support plate is arranged on the positioning jig, and the support plate adsorbs the positioning steel sheet by utilizing magnetic attraction to position the substrate in the middle of the support plate;
the positioning jig comprises a base, positioning blocks are arranged at four corners of the base respectively, and a plurality of vertical positioning columns are arranged on the base;
The carrier plate includes the carrier plate body, a plurality of carrier plate locating holes have been seted up on the carrier plate body, the back of carrier plate body is provided with magnet, the positive middle part of carrier plate body is provided with the end lining steel sheet, be provided with one deck high temperature resistant steel silica gel between end lining steel sheet and the carrier plate body, the front of end lining steel sheet is provided with a plurality of first bosss that are the matrix and arrange, a plurality of first bosss are corresponding with a plurality of flexible circuit board on the base plate respectively, the shape of first boss and the recess shape phase-match at the flexible circuit board back.
4. The VCM cell phone camera module production line of claim 2, wherein: the steel mesh printing device comprises a steel mesh, wherein a plurality of second bosses which are arranged in a matrix manner are arranged on the back surface of the steel mesh, the shape of each second boss is matched with the outline of the flexible circuit board, a plurality of soldering tin holes are formed in the steel mesh, and the hole diameter of each soldering tin hole is gradually reduced from the front surface to the back surface of the steel mesh.
5. The VCM cell phone camera module production line of claim 2, wherein: the adhesive deposite device includes vertical arrangement's removal seat, be provided with the backup pad on removing the seat, the front side of backup pad is provided with fixed grip slipper, be connected with the fixed plate between fixed grip slipper and the backup pad, the left and right sides of fixed grip slipper all is provided with movable grip slipper, be provided with adjusting part between activity grip slipper and the backup pad, adjusting part is used for carrying out horizontal, vertical and fore-and-aft position control to movable grip slipper, all be provided with a dispensing tube in fixed grip slipper and the activity grip slipper.
6. The VCM cell phone camera module production line of claim 5, wherein: the adjusting component comprises a first vertical plate, a second vertical plate and a third vertical plate which are connected in sequence from back to front, the first vertical plate is fixedly connected with the supporting plate through a plurality of bolts, the second vertical plate is connected with the first vertical plate in a sliding way, the second vertical plate can slide vertically along the height direction of the first vertical plate or slide transversely along the length direction of the first vertical plate, the second vertical plate is connected with a third vertical plate in a sliding way, the third vertical plate can slide transversely along the length direction of the second vertical plate or vertically along the height direction of the second vertical plate, a first connecting block and a second connecting block are arranged between the third vertical plate and the movable clamping seat, the first connecting block is fixedly connected with the third vertical plate, the second connecting block is fixedly connected with the movable clamping seat, the first connecting block is connected with the second connecting block in a sliding mode, and the second connecting block can longitudinally slide along the width direction of the first connecting block.
7. The VCM cell phone camera module production line of claim 6, wherein: a first fixing block is arranged on one side face of the first vertical plate, a first adjusting bolt which is vertically arranged is arranged on the first fixing block, a first ejecting block is arranged below the first adjusting bolt, the first ejecting block is fixedly connected with the side face of the second vertical plate, and the head end of the first adjusting bolt is in contact with the top face of the first ejecting block;
a second fixing block is arranged on the bottom surface of the second vertical plate, a second adjusting bolt which is transversely arranged is arranged on the second fixing block, a second ejecting block is arranged at the head end of the second adjusting bolt, and the second ejecting block is fixedly connected with the bottom surface of a third vertical plate;
One side of first connecting block is provided with the third fixed block, be provided with vertical arrangement's third adjusting bolt on the third fixed block, third adjusting bolt's below is provided with rotates the ejector pad, rotate the ejector pad and set up on the lateral wall of first connecting block through transverse arrangement's bolt axle, the below of rotating the ejector pad is provided with longitudinal arrangement's ejector pin, the one end of ejector pin and the rear side fixed connection of second connecting block, the both ends of rotating the ejector pad contact with third adjusting bolt's head end and the other end of ejector pin respectively.
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