CN100501483C - Mobile phone camera module group lens splicing and assembling method - Google Patents
Mobile phone camera module group lens splicing and assembling method Download PDFInfo
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- CN100501483C CN100501483C CNB2007101345080A CN200710134508A CN100501483C CN 100501483 C CN100501483 C CN 100501483C CN B2007101345080 A CNB2007101345080 A CN B2007101345080A CN 200710134508 A CN200710134508 A CN 200710134508A CN 100501483 C CN100501483 C CN 100501483C
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Abstract
The present invention relates to a production method for a mobile telephone image pick-up module, in particular to a board combining assembly method of the lens of the mobile telephone image pick-up module. According to the technical proposal provided by the present invention, the technique procedures of the lens assembled by a combined board include: A. glue pointing, which is to place the combined board e which is combined by a plurality of identical single printed circuit boards b on a fixed treating tool of a glue pointing machine, the press lid j of the treating tool is covered, gluewater d is pointed on the printed circuit board b of the combined board e; B. lens assembly, which is to assemble lenses c on the printed circuit board b pointed by gluewater according to that one lens can only be assembly on one printed circuit board b, and to check whether gap or misplacement exists or not between the lenses c and the printed circuit board b after the lenses c are assembled completely; C. lenses fixing, which is to place the combined board e being well provided with the lenses on the fixed treating tool for being fixed; D. firing, which is to place the combined board e which is fixed with the lenses c on the tray, and then feed the e and the c to an oven for being fired for 40-50 minutes under 65-70 DEG C, and then to solidify by gluewater. Using the present invention, the production yield can be increased, and the quality of the product can be improved without increasing the production cost.
Description
Technical field
The present invention relates to a kind of production method of cell-phone camera module, specifically a kind of splicing board assembling method of mobile phone camera module group lens.
Background technology
Along with popularizing of cell-phone camera function, more and more to the mobile phone cam demand, so producing the quantity of shooting module manufacturers produce shooting module also increases thereupon, satisfy existing production output by previous production technology, the way that solves is to increase staff and corresponding production equipment, will bring the increase of production cost like this, camera lens assembling is important and complicated step in the production run of entire module, quality influence to product is also very big, even more important at camera lens assembling process mid point glue, if bad to glue control is easy to produce light leak and oxidative phenomena, reduce the serviceable life of product.Therefore, also be very crucial technology to the control of gluing process, and it is too many artificially to put the variable factor that glue exists, so the quality of product be can not get effective assurance.
Traditional production technology is as follows: 1. the shooting module printed circuit board (PCB) that will mount the vigour part is separated (Fig. 2) from jigsaw.2. clean: can influence vision just as lens surface has had dust, the dirt on image sensor surface has very big influence to imaging effect, the cleaning sensor surface is exactly in order to obtain clean picture, therefore before camera lens is installed, should to clean the surface of image sensor.During cleaning, available cotton swab dips in the surface that a little anhydrous alcohol is wiped the examination image sensor gently, after nuzzling up, observes the degree of cleaning under 10 power microscopes, up to can't see tangible floating dust.3. some glue: the human pin is adopted the foot-operated glue that makes of electronics and is spued and colloid is coated in the position (foot-operated because the people controls electronics, so the point gum machine gel quantity is inhomogeneous) of printed circuit board (PCB) appointment from the syringe of point gum machine, and then camera lens is installed; The purpose of some glue is for camera lens a in the module and printed circuit board (PCB) b are sticked together, see accompanying drawing 3, for image sensor forms the darkroom, light through the refraction of camera lens at the image sensor surface imaging, carry out light signal collection and conversion by image sensor then, output to the digital processing chip of mobile phone through socket, carry out analyzing and processing.Used glue roughly can divide two classes: 1. UV glue is exactly light binding, is cured through ultraviolet irradiation, and time ratio is very fast, but cost is higher; 2. hot-setting adhesive, general composition is an epoxy resin, through heating colloid is cured, and because it is with low cost, and effect is relatively good, and the properties of product of production are more stable, and doing over again property is higher, also adopts this glue in this technology.4. camera lens is fixed, because of glue needs can to solidify in the regular hour at a certain temperature, so before baking, need special fixture to fix, in order to avoid camera lens produce with shooting module wiring board separate, problem that dislocation etc. influences product quality.5. baking: the module that will fix camera lens is contained in the pallet, sends into air-dry baking oven, toasts 40～45 minutes down at 65 ℃～70 ℃, and make glue curing: described jigsaw refers to be assemblied to form by a plurality of identical single printed circuit board (PCB)s, Fig. 1.
Summary of the invention
The objective of the invention is to seek a kind of splicing board assembling method of mobile phone camera module group lens, under the prerequisite that does not improve production cost, increase production output, promote product quality.
According to technical scheme provided by the invention, the processing step of jigsaw assembling camera lens comprises:
A, some glue: the jigsaw e that will be assemblied with a plurality of identical single printed circuit board (PCB) b is placed on the fixed jig of point gum machine, covers the gland j of tool, by point gum machine the printed circuit board (PCB) b on the jigsaw e is gone up a some glue d.
B, camera lens assembling: go up the requirement that a camera lens c is installed by a printed circuit board b, camera lens c is assembled to one by one on the printed circuit board (PCB) b of good glue d a little, adorned behind the camera lens c whether have slit, dislocation between inspection camera lens c and printed circuit board (PCB) b.
C. camera lens is fixed: the jigsaw e that will install camera lens c is placed on the fixed jig fixing.
D, baking: the jigsaw e that will fix camera lens c is contained in the pallet, sends in the baking oven, toasts 40～50 minutes down at 65～70 ℃, and glue d is solidified.
Before a glue, the base h of fixed jig is installed on the X-axis of automatically dropping glue machine.Before the some glue, first impregnation: glue (d) is for comprising the glue that mixes of A glue and B glue, and wherein the mass ratio of A glue and B glue is 2.2～2.7, mixes well placement afterwards 20～30 minutes; The component of A glue is 68～72 parts of E-51 epoxy resin, the resorcin formaldehyde resin, and 21～25 parts of proportioning weight, 6～8 parts of carboxyl butyronitrile rubbers, the component of B glue is 28～32 parts in a phenolics, 8～72 parts of 651# polyamide 6s, unit are mass parts.
Before a glue, there is filling the syringe of glue d to be put on the syringe rack of automatically dropping glue machine, according to the placement location and the quantity of camera lens on the printed circuit board (PCB), the automatically dropping glue machine is carried out programming.
Before assembling camera lens c, the surface of the image sensor k on the jigsaw e is checked, up to cannot see floating dust at 10 power microscopes.
Before assembling camera lens c, clean earlier: wipe the surface that examination printed circuit board (PCB) b goes up image sensor k gently with the cotton swab that dips in a little anhydrous alcohol, up to cannot see floating dust at 10 power microscopes.
Reexamining behind the glue: the whole plate jigsaw e that will put glue d is placed on the degree of observing image sensor k cleaning surfaces under 10 power microscopes, up to can't see tangible floating dust.
On the gland j of described tool, window n is set, some parallel press strip m are arranged on window n, the gap of being convenient to printed circuit board (PCB) b point glue d is arranged between adjacent two press strip m; On the base h of tool, reference column i is arranged, the pilot hole s, the q that on gland j and printed circuit board (PCB) e, have corresponding permission reference column i to insert; Be convenient to pick and place the handle groove p of depression to the inside of base h in the lateral edges setting of base h.
Advantage of the present invention is: can reduce production cost under the situation that does not change process environments, promote the production production capacity, improve the quality of product.
Description of drawings
Fig. 1, shooting module jigsaw outside drawing.
Fig. 2, single circuit board outside drawing.
Fig. 3, camera lens and printed circuit board (PCB) assembling synoptic diagram.
Fig. 4, put the jigsaw figure of glue.
Fig. 5, jigsaw assembling camera lens figure (part is assembled camera lens).
The understructure figure of Fig. 6, jigsaw fixed jig.The gland structure figure of Fig. 7, jigsaw fixed jig.
Fig. 8, jigsaw fixed jig pressing figure.
Embodiment
The process of jigsaw assembling camera lens comprises:
1, the jigsaw tool is fixed: the fixed jig of jigsaw e is installed on the automatically dropping glue machine X-axis, and tool is carried out X-axis and Y-axis proofread and correct, it is just put, because, 1. the X-axis of automatically dropping glue machine and Y-axis all are along the track linear running, if installing, tool tilts to cause a glue off normal, cause product bad, 2. the syringe needle on the automatically dropping glue machine Z axle must be in certain scope to the distance of printed circuit board (PCB) b, otherwise it is inhomogeneous gluing to occur, even be not coated with glue d, so on jigsaw e, place a tool that comprises gland j and base h, make jigsaw e maintenance level (accompanying drawing 6).
2, impregnation: glue (d) is for comprising the glue that mixes of A glue and B glue, and wherein the mass ratio of A glue and B glue is 2.2～2.7, mixes well placement afterwards 20～30 minutes; The component of A glue is 68～72 parts of E-51 epoxy resin, the resorcin formaldehyde resin, and 21～25 parts of proportioning weight, 6～8 parts of carboxyl butyronitrile rubbers, the component of B glue is 28～32 parts in a phenolics, 8～72 parts of 651# polyamide 6s, unit are mass parts.Mixing well relief glue d placed 20～30 minutes.
3, programming: have filling the syringe of glue d to be put on the automatically dropping glue eedle tube rack,, the automatically dropping glue machine is carried out programming according to the placement location and the quantity of camera lens on the printed circuit board (PCB).
4, cleaning: wipe the surface that examination printed circuit board (PCB) b goes up image sensor k gently with the cotton swab that dips in a little anhydrous alcohol, up under 10 power microscopes, cannot see floating dust.
5, some glue: jigsaw e is placed on the fixed jig of point gum machine, covers the operation button of pressing point gum machine behind the gland j of tool again, point gum machine can be finished the some glue work on printed circuit board (PCB) b voluntarily.
5, check: the jigsaw e that will put glue d is placed on the degree of observing image sensor k cleaning surfaces under 10 power microscopes, up to can't see tangible floating dust.
6, camera lens assembling: on the camera lens c printed circuit board (PCB) b that is assembled to good glue d a little on request one by one, adorned behind the camera lens c its inspection, see whether camera lens c and printed circuit board (PCB) b exist slit, dislocation (because of image sensor k needs to carry out work in the darkroom, light through the refraction of camera lens a at image sensor k surface imaging, carry out light signal collection and conversion by image sensor k then, output to the digital processing chip of mobile phone through socket, carry out analyzing and processing.)
7, camera lens is fixed: the jigsaw e that will install camera lens c is placed on the fixed jig, allows it fix.
8, baking: baking mainly is to reinforce for colloid, because the glue d of bonding lens mount a and printed circuit board (PCB) b is a hot-setting adhesive, is difficult to solidify under physical environment, generally wants week age.Baking can be accelerated the volatilization of glue d internal solvent, makes printed circuit board (PCB) b and lens mount a bonding firmly.Bake process is exactly that the jigsaw module that will fix camera lens c is contained in the special pallet, sends into air-dry baking oven, toasts 45 minutes down at 65～70 ℃, and glue d has just solidified.
On the gland j of described tool, window n is set, some parallel press strip m are arranged on window n, the gap of being convenient to printed circuit board (PCB) b point glue d is arranged between adjacent two press strip m; On the base h of tool, reference column i is arranged, the pilot hole s, the q that on gland j and printed circuit board (PCB) e, have corresponding permission reference column i to insert; Be convenient to pick and place the handle groove p of base h in the lateral edges setting of base h.
After this process modification, output is improved, and product quality is improved, and production cost has reduced.
Claims (8)
1, the splicing board assembling method of mobile phone camera module group lens is characterized in that:
A, some glue: the jigsaw (e) that will be assemblied with a plurality of identical single printed circuit board (PCB)s (b) is placed on the fixed jig of point gum machine, covers the gland (j) of tool, by point gum machine the printed circuit board (PCB) (b) on the jigsaw (e) is gone up some glue (d);
B, camera lens assembling: go up the requirement that a camera lens (c) is installed by a printed circuit board (b), camera lens (c) is assembled to one by one on the printed circuit board (PCB) (b) of a little good glue (d), has adorned camera lens (c) back and checked between camera lens (c) and printed circuit board (PCB) (b) whether have slit, dislocation;
C, camera lens are fixed: the jigsaw (e) that will install camera lens (c) is placed on the fixed jig fixing;
D, baking: the jigsaw (e) that will fix camera lens (c) is contained in the pallet, sends in the baking oven, toasts 40～50 minutes down at 65～70 ℃, and glue (d) is solidified.
2, the splicing board assembling method of mobile phone camera module group lens according to claim 1 is characterized in that: before a glue, the base (h) of fixed jig is installed on the X-axis of automatically dropping glue machine.
3, the splicing board assembling method of mobile phone camera module group lens according to claim 1, before it is characterized in that a glue, elder generation's impregnation: glue (d) is for comprising the glue that mixes of A glue and B glue, and wherein the mass ratio of A glue and B glue is 2.2～2.7, mixes well placement afterwards 20～30 minutes; The component of A glue is 68～72 parts of E-51 epoxy resin, 21～25 parts of resorcinol formaldehyde resins, and 6～8 parts of carboxyl butyronitrile rubbers, the component of B glue is 28～32 parts in a phenolics, 8～72 parts of 651# polyamide 6s, unit are mass parts.
4, the splicing board assembling method of mobile phone camera module group lens according to claim 1, it is characterized in that: before a glue, there is filling the syringe of glue (d) to be put on the syringe rack of automatically dropping glue machine, according to the placement location and the quantity of camera lens on the printed circuit board (PCB), the automatically dropping glue machine is carried out programming.
5, the splicing board assembling method of mobile phone camera module group lens according to claim 1 is characterized in that: preceding at assembling camera lens (c), the surface of the image sensor (k) on the jigsaw (e) is checked, up to cannot see floating dust at 10 power microscopes.
6, the splicing board assembling method of mobile phone camera module group lens according to claim 1, it is characterized in that: in the preceding cleaning earlier of assembling camera lens (c): with the cotton swab that dips in a little anhydrous alcohol wiping printed circuit board (PCB) (b) surface of going up image sensor (k) gently, up to cannot see floating dust at 10 power microscopes.
7, the splicing board assembling method of mobile phone camera module group lens according to claim 1, it is characterized in that: reexamining behind the glue: the whole plate jigsaw (e) that will put glue (d) is placed on the degree of observing image sensor (k) cleaning surfaces under 10 power microscopes, up to can't see tangible floating dust.
8, the used tool of the splicing board assembling method of mobile phone camera module group lens according to claim 1, it is characterized in that: on the gland (j) of described tool, window (n) is set, some parallel press strips (m) are arranged on window (n), the gap of being convenient to printed circuit board (PCB) (b) some glue (d) is arranged between adjacent two press strips (m); On the base (h) of tool, reference column (i) is arranged, the pilot hole (s, q) that on gland (j) and printed circuit board (PCB) (b), has corresponding permission reference column (i) to insert; Be convenient to pick and place the handle groove (p) of depression to the inside of base (h) in the lateral edges setting of base (h).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101345080A CN100501483C (en) | 2007-10-31 | 2007-10-31 | Mobile phone camera module group lens splicing and assembling method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101345080A CN100501483C (en) | 2007-10-31 | 2007-10-31 | Mobile phone camera module group lens splicing and assembling method |
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| CN101144889A CN101144889A (en) | 2008-03-19 |
| CN100501483C true CN100501483C (en) | 2009-06-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10816879B2 (en) * | 2018-05-18 | 2020-10-27 | Primax Electronics Ltd | Assembling method of camera module |
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| CN103731607B (en) * | 2013-12-24 | 2016-09-28 | 惠州市桑莱士光电有限公司 | A kind of mobile phone camera module group assembling method |
| CN105744121B (en) * | 2014-12-08 | 2019-02-22 | 宁波舜宇光电信息有限公司 | A kind of image mould group localization tool and its method |
| CN106527019A (en) * | 2016-10-27 | 2017-03-22 | 浙江舜宇光学有限公司 | Method of processing mobile phone lens |
| CN106572605A (en) * | 2016-10-31 | 2017-04-19 | 芜湖赋兴光电有限公司 | Lens installation method of flexible printed circuit board |
| CN106622887B (en) * | 2016-11-23 | 2019-05-10 | 东莞长盈精密技术有限公司 | Glue-dropping tool |
| CN106944827B (en) * | 2017-05-04 | 2022-12-09 | 惠州市德赛自动化技术有限公司 | Mobile phone lens assembling equipment |
| CN107097069B (en) * | 2017-05-30 | 2019-05-24 | 盐城鸿石智能科技有限公司 | A kind of mobile phone camera lens assembling technique |
| KR102229860B1 (en) * | 2019-02-07 | 2021-03-19 | (주)에이피텍 | Cartridge integrated dispensing solution curing heater |
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2007
- 2007-10-31 CN CNB2007101345080A patent/CN100501483C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10816879B2 (en) * | 2018-05-18 | 2020-10-27 | Primax Electronics Ltd | Assembling method of camera module |
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| CN101144889A (en) | 2008-03-19 |
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