CN107483786B - Camera and connection method of motor of camera - Google Patents
Camera and connection method of motor of camera Download PDFInfo
- Publication number
- CN107483786B CN107483786B CN201710778690.7A CN201710778690A CN107483786B CN 107483786 B CN107483786 B CN 107483786B CN 201710778690 A CN201710778690 A CN 201710778690A CN 107483786 B CN107483786 B CN 107483786B
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- CN
- China
- Prior art keywords
- motor
- circuit board
- printed circuit
- camera
- gold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 25
- 238000003466 welding Methods 0.000 claims abstract description 24
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000010931 gold Substances 0.000 claims abstract description 16
- 229910052737 gold Inorganic materials 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000007747 plating Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 9
- 239000002341 toxic gas Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000005476 soldering Methods 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 239000003440 toxic substance Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention provides a camera and a connection method of a motor of the camera, wherein the camera comprises a lens, a motor, a bracket, a printed circuit board, a sensor chip and a metal lead, the side edges of the printed circuit board and the bracket are concave, a terminal of the motor is plated with gold, the surface of the printed circuit board is plated with gold, the metal lead bridges the motor part and the printed circuit board, and the bridging position is in the concave of the side edges of the printed circuit board and the bracket. The full-automatic welding machine works fast and accurately, has low pollution, no harmful gas generation and reduces the harmful pollution of human bodies. And the welding automation method is improved, the automation degree is improved, and the output is increased. And the gold wire, the copper wire or the aluminum wire is welded to replace the traditional tin wire or tin ball welding, so that the generation of toxic gas is improved.
Description
Technical Field
The invention relates to the field of cameras, in particular to a camera metal material welding process.
Background
The existing handheld device is provided with a camera, for example, a front camera and a rear camera are carried, or a front double camera or a rear double camera are carried, in order to realize an automatic focusing function, the camera can realize the automatic focusing function by adopting a VCM (voice coil motor) to achieve a function of depth of field conversion, the VCM voice coil motor is connected with a circuit board in a tin hot-melt welding mode to carry out signal transmission, the existing welding method comprises handheld soldering iron welding, automatic soldering iron welding, laser tin wire welding and laser tin ball welding, the traditional tin wire or tin ball needs to be heated, toxic volatile matters are generated after the heating, the soldering iron is easy to scald and damage the appearance of the VCM body, although the processing is easy, the defective rate is higher, the toxic gases are harmful to human bodies, so that a novel welding process is developed, the welding process is changed, no toxic gases are generated, the pollution is low, the whole process can be automatically operated, and the production efficiency is increased.
Disclosure of Invention
In order to solve the defects of high pollution, toxic substances generation and poor automation effect of soldering, an automatic metal lead wire welding technology process is designed in combination with the use requirements of the industry, so that the problems of high pollution and toxic substances generation can be solved, the automatic metal lead wire welding technology process can be fully-automatically produced, and common materials are used for VCM voice coil motor welding or other welding.
The invention provides a camera, which comprises a lens, a motor, a bracket, a printed circuit board and a sensor chip, wherein the lens is arranged on the bracket; the printed circuit board is for placing the bottom, and the sensor chip is pasted on the printed circuit board, pastes the support on the printed circuit board, and the motor dress pastes on the support, and the camera lens sets up on the motor, still includes metal lead, and the side indent of printed circuit board and support, the terminal gilding of motor, printed circuit board surface gilding, metal lead bridging motor part and printed circuit board, and the bridging position is at the side indent of printed circuit board and support.
As a further improvement of the invention, the metal lead is one of gold wire, copper wire or aluminum wire.
As a further improvement of the invention, the infrared filter also comprises a connector, an infrared filter and a connector, wherein the connector is welded on the printed circuit board, and the infrared filter is adhered on the bracket.
As a further improvement of the present invention, the motor is a voice coil motor.
The connection method of the motor of the camera of any one of the above steps comprises the following steps:
step one: the length of the motor information terminal is increased, the surface is plated with gold, and the edges of the motor plate are concave;
step two: the side of the printed circuit board is concave, copper is deposited on the side surface, and then gold is plated on the surface of the copper, wherein the side surface is the vertical surface of the printed circuit board;
step three: the terminals of the motor are lengthened to the edges of the plates to form a superposition structure;
step four: the bracket fixes the motor component, and welds the metal lead wire on the terminal of the motor and the bonding pad of the printed circuit board;
step five: and (5) performing surface dispensing and curing.
As a further improvement of the present invention, in step four: the metal leads are soldered to the motor terminals and then to the printed circuit board via an automated wire bonder.
As a further improvement of the present invention, the step five: and (5) coating thermosetting glue on the surface.
The beneficial effects of the invention are as follows:
the full-automatic welding machine is fast and accurate in operation, low in pollution, free of harmful gas generation and capable of reducing harmful pollution to human bodies. And the welding automation method is improved, the automation degree is improved, and the output is increased. And the gold wire, the copper wire or the aluminum wire is welded to replace the traditional tin wire or tin ball welding, so that the generation of toxic gas is improved.
Drawings
FIG. 1 is a schematic diagram of an exploded view of a camera in accordance with the present invention;
FIG. 2 is an exploded front view of the camera of the present invention;
fig. 3 is a perspective view of a camera of the present invention.
VCM: voice coil motor, PCB: printed circuit board, PAD: and a bonding pad.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
A camera head includes a lens 101, a voice coil motor 102, a connector 103, an infrared filter 104, a bracket 105, a printed circuit board 106, a sensor chip 107, and a metal lead 108.
The printed circuit board 106 is placed at the bottom, the sensor chip 107 is attached to the printed circuit board 106, the support 105 is attached to the printed circuit board 106, the motor 102 is attached to the support 105, the lens 101 is arranged on the motor 102, the sides of the printed circuit board 106 and the support 105 are concave, the terminals of the motor 102 are plated with gold, the surface of the printed circuit board 106 is plated with gold, the metal leads 108 bridge the motor 102 and the printed circuit board 106, and the bridging position is concave in the sides of the printed circuit board 106 and the support 105. The metal lead 108 is one of gold wire, copper wire or aluminum wire. The motor 102 is a voice coil motor. The connector 103 is welded on the printed circuit board 106 to transmit images and control information; the infrared filter 104 is attached to the bracket 105 and filters out invisible infrared light.
The connection method of the motor of the camera comprises the following steps:
step one: the length of the information terminal of the motor 102 is increased, the surface is plated with gold, and the plate edge of the motor 102 is concave;
step two: the edges of the printed circuit board 106 are concave, copper is deposited on the side surface, and then gold is plated on the copper surface, wherein the side surface is the vertical surface of the printed circuit board 106;
step three: the terminals of the motor 102 are lengthened to the edges of the plates to form a stacked structure;
step four: the bracket 105 holds the motor 102 components, and the metal leads 108 are soldered to the terminals of the motor 102 and the pads of the printed circuit board 106; the method comprises the following steps: soldering the metal lead 108 to the motor 102 terminal via an automated wire bonding machine, and then soldering the metal lead 108 to the printed circuit board 106;
step five: and (5) performing surface dispensing curing, such as surface coating thermosetting glue.
The surface of the signal terminal of the motor 102 is gold-plated, the bracket 105 holds the motor 102 component, the surface of the printed circuit board 106 is gold-plated, and the metal lead 108 bridges the motor 102 component and the printed circuit board 106.
According to the invention, through improving the assembly structure of the voice coil motor and the printed circuit board, the surface gold plating treatment of the welding PAD of the circuit board, the gold plating treatment of the VCM terminal, the inward concave side edge of the circuit board, and the automatic wire bonding machine for welding the metal wire on the VCM terminal and the PCB circuit board PAD, the surface dispensing solidification is carried out, and the metal wire is protected, so that the design can be used in the assembly process of VCM motor parts, such as a mobile phone, a flat panel or a motion camera, and can be used by using devices of the VCM motor, thereby reducing the pollution of toxic substances and improving the welding automation effect.
The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (7)
1. A camera comprises a lens (101), a motor (102), a bracket (105), a printed circuit board (106) and a sensor chip (107); the sensor chip (107) is attached to the printed circuit board (106), the support (105) is attached to the printed circuit board (106), the motor (102) is attached to the support (105), and the lens (101) is arranged on the motor (102), and is characterized in that: the motor also comprises a metal lead (108), wherein the side edges of the printed circuit board (106) and the bracket (105) are concave, the terminal of the motor (102) is plated with gold, the surface of the printed circuit board (106) is plated with gold, the metal lead (108) bridges the motor (102) and the printed circuit board (106), and the bridging position is concave in the side edges of the printed circuit board (106) and the bracket (105); the surface gold plating treatment of the circuit board welding PAD, the gold plating treatment of the VCM terminal, and the metal wire welding on the VCM terminal and the PCB circuit board PAD by an automatic wire bonding machine, wherein the VCM: voice coil motor, PCB: printed circuit board, PAD: and a bonding pad.
2. The camera according to claim 1, wherein: the metal lead (108) is one of gold wire, copper wire or aluminum wire.
3. The camera according to claim 1, wherein: the infrared filter (104) is mounted on the bracket (105).
4. The camera according to claim 1, wherein: the motor (102) is a voice coil motor.
5. A method of connecting a camera motor according to any one of claims 1 to 4, characterized in that: the method comprises the following steps:
step one: the length of the information terminal of the motor (102) is increased, the surface is plated with gold, and the plate edge of the motor (102) is concave;
step two: the side of the printed circuit board (106) is concave, copper is deposited on the side surface, and then gold is plated on the surface of the copper, wherein the side surface is the vertical surface of the printed circuit board (106);
step three: the terminals of the motor (102) are lengthened to the edges of the plates to form a superposition structure;
step four: the bracket (105) is used for fixing the motor (102) component, and the metal lead (108) is welded on the terminal of the motor (102) and the bonding pad of the printed circuit board (106);
step five: and (5) performing surface dispensing and curing.
6. The method for connecting a camera motor according to claim 5, wherein: in the fourth step: the metal leads (108) are soldered to the motor (102) terminals via an automated wire bonding machine, and then the metal leads (108) are soldered to the printed circuit board (106).
7. The method for connecting a camera motor according to claim 5, wherein: the fifth step is as follows: and (5) coating thermosetting glue on the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710778690.7A CN107483786B (en) | 2017-09-01 | 2017-09-01 | Camera and connection method of motor of camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710778690.7A CN107483786B (en) | 2017-09-01 | 2017-09-01 | Camera and connection method of motor of camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107483786A CN107483786A (en) | 2017-12-15 |
| CN107483786B true CN107483786B (en) | 2023-06-16 |
Family
ID=60604536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710778690.7A Active CN107483786B (en) | 2017-09-01 | 2017-09-01 | Camera and connection method of motor of camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107483786B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110572562B (en) * | 2019-10-30 | 2024-03-29 | 无锡豪帮高科股份有限公司 | VCM cell-phone camera module production water line |
| CN112512206A (en) * | 2020-12-23 | 2021-03-16 | 昆山丘钛光电科技有限公司 | Printed circuit board and camera module that reinforcement temperature warp |
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| JPH11234941A (en) * | 1998-02-20 | 1999-08-27 | Seiko Instruments Inc | Spindle motor and rotating body device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107483786A (en) | 2017-12-15 |
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