CN204305470U - A kind of chip mounter being provided with vision system - Google Patents
A kind of chip mounter being provided with vision system Download PDFInfo
- Publication number
- CN204305470U CN204305470U CN201420465756.9U CN201420465756U CN204305470U CN 204305470 U CN204305470 U CN 204305470U CN 201420465756 U CN201420465756 U CN 201420465756U CN 204305470 U CN204305470 U CN 204305470U
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- Prior art keywords
- suction nozzle
- vision system
- led lamp
- sheet
- lamp source
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Abstract
The utility model discloses a kind of chip mounter being provided with vision system, comprise frame (10), plaster mechanism (20), PCB connecting gear (30), feeding machanism (40), plaster mechanism (20) comprises X-Y axle servo-positioning mechanism (21), suction nozzle (22), also comprise the vision system (50) be arranged on immediately below suction nozzle (22), described vision system (50) comprises camera (51), LED lamp source (53), suction nozzle (22) is provided with verification sheet (60), the center of verification sheet (60) and the center superposition of suction nozzle (22).Utilize sheet components and parts and verification sheet to picture centre formed by the reflection of light whether overlap to judge sheet components and parts center whether with the center superposition of suction nozzle, if do not overlap, adjusted by the position of X-Y axle servo-positioning mechanism to suction nozzle, not overlap the impact on paster effect that may cause to eliminate sheet components and parts center and suction nozzle center.
Description
Technical field:
The utility model relates to surface mounting technology, in particular to a kind of chip mounter being provided with vision system.
Background technology:
Surface mounting technology (English full name Surface Mount Technology is called for short SMT) is most popular a kind of technology and technique in current Electronic Assemblies industry.It is that one will without pin or short leg surface-assembled components and parts (English abbreviation SMC/SMD, Chinese claims sheet components and parts) be arranged on printed circuit board (English full name Printed Circuit Board, be called for short PCB) surface or other substrate surface on, then by the circuit load technology of the method such as Reflow Soldering or immersed solder in addition welding assembly.
Chip mounter is used to the equipment realizing at a high speed, be placed with accurately SMD components, after it is configured in point gum machine or screen process press, by mobile mounting head, Surface Mount Component is placed on PCB pad exactly.Chip mounter is worth the electronic manufacturing equipment that proportion is maximum, technology content is the highest, have the greatest impact to whole assembling production capacity and efficiency in whole SMT production equipment.
Nowadays, as premier global electronic information products manufacture base, many electronic and electrical equipment output of domestic product have occupied first, the whole world.Along with this manufacturing tide, SMT technology is used widely in the products such as the computer of China, network service, consumer electronics and automotive electronics, and the SMT industry of China is just welcoming the gold period in developing history.
But the SMT equipment development level of China need to improve, at present, except producing the screen printer of certain level, welding and cleaning equipment, high-performance picking machine system equipment can't be manufactured.Along with the development in epoch, China constantly expands at this SMT technical elements and the gap on external, and therefore, research and development have the chip mounter of China's independent intellectual property right, is all significant to the development of the electronics and information industry of China and even national development strategy.
Application number 201110378524.0, the patent application in November 24 2011 applying date discloses a kind of easy chip mounter, include cabinet, cabinet is provided with Y-axis transmission mechanism, Y-axis transmission mechanism is provided with X-axis transmission mechanism, X-axis transmission mechanism is provided with placement head, cabinet, the side of Y-axis transmission mechanism is provided with loader, cabinet is also connected with operating platform, operating platform is provided with LCDs, action button and power switch, the movement of placement head is driven by X-Y axle ganged movement, placement head moves around between feed appliance and pcb board when operating, element is taken out from feed appliance, through the adjustment to position of components and direction, realize automatically mounting work.Although this patent application has the advantages that to save labour turnover, but, described in this patent application, during work, element is taken out from feed appliance, through the adjustment to position of components and direction, realizes automatically mounting work, and position of components and direction need a process judged before adjusting, could adjust position of components and direction afterwards.For how, whether the position of judgment component and direction are on preposition and direction, and this patent application does not disclose correlative detail.
Summary of the invention:
The technical problem that the utility model solves: before sheet components and parts are attached to printed circuit board by chip mounter, lack the judgement whether sheet components and parts being in accurate location in prior art, so will be difficult to the accuracy improving attachment.
The utility model provides following technical scheme: a kind of chip mounter being provided with vision system, comprise frame, rack-mounted plaster mechanism, rack-mounted PCB connecting gear, rack-mounted feeding machanism, described plaster mechanism is positioned at the top of PCB connecting gear, described feeding machanism is positioned at PCB connecting gear side, described plaster mechanism comprises X-Y axle servo-positioning mechanism, for drawing the suction nozzle of sheet components and parts, also comprise the vision system be arranged on immediately below suction nozzle, described vision system comprises camera, be arranged on the camera lens on camera, be arranged on the LED lamp source of camera lens periphery, described suction nozzle is provided with verification sheet, the described center of verification sheet and the center superposition of suction nozzle.
By technique scheme, PCB connecting gear is for transmitting printed circuit board (PCB), and printed circuit board is resided in below plaster mechanism temporarily, plaster mechanism is positioned suction nozzle by X-Y axle servo-positioning mechanism, sheet components and parts are attached on the corresponding position of printed circuit board by suction nozzle, and feeding machanism is to plaster mechanism donor sheet champion device.
When being arranged on the vision system imaging immediately below suction nozzle, LED lamp source is used to irradiate the verification sheet be arranged on suction nozzle, and the sheet components and parts be adsorbed on suction nozzle, described verification sheet is at radial protrusion tab champion device certain distance, a light part for LED lamp source injection drops on verification sheet, and a part drops on sheet components and parts.Because LED lamp source is arranged on the periphery of camera lens and whole vision system is positioned at immediately below suction nozzle, therefore, if the center of sheet components and parts and the center of suction nozzle do not have deviation, the image then reflexing to the light camera lens from sheet components and parts with should be concentric from the image verifying sheet and reflex to the light camera lens, and both have certain light and shade contrast; If the center of sheet components and parts and the center of suction nozzle exist deviation, then the image reflexing to the light camera lens from sheet components and parts is with from verifying sheet, to reflex to the image of the light camera lens no longer concentric, and both have certain light and shade contrast.Camera transfers to computer to carry out image procossing after obtaining image, accurately to judge that whether sheet components and parts are concentric with suction nozzle, if decentraction, then chip mounter is calibrated sheet components and parts by X-Y axle servo-positioning mechanism, to eliminate sheet components and parts and suction nozzle decentraction to the impact of accurate paster.
As preferably of the present utility model, described LED lamp source is two annular LED lamp sources in a distance.The light that the utility model selects annular LED lamp source that lamp source can be made to penetrate is more even.Select two annular LED lamp sources in a distance that imaging can be made more clear.
As further improvement of the utility model, described camera, camera lens are arranged in barrel cover, and annular LED lamp source is arranged on barrel cover sidewall, and described barrel cover is arranged in frame.The use of barrel cover can play a protective role to camera, camera lens and annular LED lamp source, also facilitates the installation in annular LED lamp source.As further improvement, described barrel cover sidewall offers annular groove, described annular LED lamp source is arranged in described annular groove.The annular groove herein arranged has the effect of optically focused to the light that annular LED lamp source is penetrated, and to improve the utilization rate of LED lamp source, improves the definition of imaging further.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is a kind of structural representation being provided with the chip mounter of vision system of the utility model;
Fig. 2 is the enlarged drawing at A place in Fig. 1;
Fig. 3 is the structural representation of vision system in Fig. 1;
Fig. 4 is the imaging schematic diagram of vision system in Fig. 1.
Symbol description in figure:
10-frame;
20-plaster mechanism; 21-X-Y axle servo-positioning mechanism; 211-X axis rail; 212-Y-axis guide rail; 22-suction nozzle;
30-PCB connecting gear;
40-feeding machanism;
50-vision system; 51-camera; 52-camera lens; 53-LED light source; 54-barrel cover; 541-annular groove;
60-verifies sheet;
90-sheet components and parts.
Detailed description of the invention:
As shown in Figure 1, be provided with a chip mounter for vision system, comprise frame 10, the plaster mechanism 20 be arranged in frame 10, the PCB connecting gear 30 be arranged in frame 10, the feeding machanism 40 be arranged in frame 10, the vision system 50 be arranged in frame 10.
As shown in Figure 1 and Figure 2, described plaster mechanism 20 is positioned at the top of PCB connecting gear 30, described plaster mechanism 20 comprises X-Y axle servo-positioning mechanism 21, suction nozzle 22, described X-Y axle servo-positioning mechanism 21 comprises X-axis guide rail 211, Y-axis guide rail 212, described suction nozzle 22 is arranged on Y-axis guide rail 212, and suction nozzle 22 can move along Y-axis guide rail 212.Described suction nozzle 22 is provided with verification sheet 60, the center of described verification sheet 60 and the center superposition of suction nozzle 22.
As shown in Figure 1, described feeding machanism 40 is positioned at PCB connecting gear 30 side, for plaster mechanism 20 donor sheet champion device 90.
As shown in Figure 1, described vision system 50 is positioned at immediately below suction nozzle 22, and the height of vision system 50, lower than the transport plane of PCB connecting gear 30, interferes with the PCB and vision system 50 that avoid conveying on PCB connecting gear 30.PCB to be transported to before below suction nozzle 22 at PCB connecting gear 30 and to carry out work by described vision system 50.As shown in Figure 3, described vision system 50 comprises barrel cover 54, be arranged on camera 51 in barrel cover 54 and camera lens 52, LED lamp source 53, and wherein, described LED lamp source 53 is two annular LED lamp sources in a distance.Described barrel cover 54 sidewall offers two annular grooves 541, and described LED lamp source 53 is arranged in described annular groove 541.
As shown in Figure 4, LED lamp source 53 is irradiated to verification sheet 60 and the sheet components and parts 90 be adsorbed on suction nozzle 22, verification sheet 60 is at radial protrusion tab champion device 90 certain distance, and the light part that LED lamp source 53 penetrates drops on verification sheet 60, and a part drops on sheet components and parts 90.If the center of the center of sheet components and parts 90 and suction nozzle 22 does not have deviation, then the image reflexing to the light camera lens 52 from sheet components and parts 90 with should be concentric from the image verifying sheet 60 and reflex to the light camera lens 52, and both have certain light and shade contrast; If the center of the center of sheet components and parts 90 and suction nozzle 22 exists deviation, then the image reflexing to the light camera lens 52 from sheet components and parts 90 is with from verifying sheet 60, to reflex to the image of the light camera lens 52 no longer concentric, and both have certain light and shade contrast.Camera 51 transfers to computer to carry out image procossing after obtaining image, accurately to judge that whether sheet components and parts are concentric with suction nozzle, if decentraction, then chip mounter is calibrated by X-Y axle servo-positioning mechanism 21 pairs of sheet components and parts 90, causes the impact on accurate paster to eliminate sheet components and parts 90 and suction nozzle 22 decentraction.
Above content is only better embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (5)
1. one kind is provided with the chip mounter of vision system, comprise frame (10), be arranged on the plaster mechanism (20) in frame (10), be arranged on the PCB connecting gear (30) in frame (10), be arranged on the feeding machanism (40) in frame (10), described plaster mechanism (20) is positioned at the top of PCB connecting gear (30), described feeding machanism (40) is positioned at PCB connecting gear (30) side, described plaster mechanism (20) comprises X-Y axle servo-positioning mechanism (21), for drawing the suction nozzle (22) of sheet components and parts (90), it is characterized in that: also comprise the vision system (50) be arranged on immediately below suction nozzle (22), described vision system (50) comprises camera (51), be arranged on the camera lens (52) on camera (51), be arranged on the LED lamp source (53) of camera lens (52) periphery, described suction nozzle (22) is provided with verification sheet (60), the center of described verification sheet (60) and the center superposition of suction nozzle (22).
2. a kind of chip mounter being provided with vision system as claimed in claim 1, is characterized in that: described LED lamp source (53) is annular LED lamp source.
3. a kind of chip mounter being provided with vision system as claimed in claim 2, is characterized in that: described LED lamp source (53) is two annular LED lamp sources in a distance.
4. a kind of chip mounter being provided with vision system as claimed in claim 3, it is characterized in that: described camera (51), camera lens (52) are arranged in barrel cover (54), LED lamp source (53) is arranged on barrel cover (54) sidewall, and described barrel cover (54) is arranged in frame (10).
5. a kind of chip mounter being provided with vision system as claimed in claim 4, it is characterized in that: described barrel cover (54) sidewall offers annular groove (541), described LED lamp source (53) is arranged in described annular groove (541).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465756.9U CN204305470U (en) | 2014-08-18 | 2014-08-18 | A kind of chip mounter being provided with vision system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465756.9U CN204305470U (en) | 2014-08-18 | 2014-08-18 | A kind of chip mounter being provided with vision system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204305470U true CN204305470U (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420465756.9U Expired - Fee Related CN204305470U (en) | 2014-08-18 | 2014-08-18 | A kind of chip mounter being provided with vision system |
Country Status (1)
| Country | Link |
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| CN (1) | CN204305470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320921A (en) * | 2014-08-18 | 2015-01-28 | 苏州克兰兹电子科技有限公司 | Chip mounter provided with visual system |
-
2014
- 2014-08-18 CN CN201420465756.9U patent/CN204305470U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320921A (en) * | 2014-08-18 | 2015-01-28 | 苏州克兰兹电子科技有限公司 | Chip mounter provided with visual system |
| CN104320921B (en) * | 2014-08-18 | 2017-12-19 | 浙江山川科技股份有限公司 | A kind of chip mounter provided with vision system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20150818 |
|
| EXPY | Termination of patent right or utility model |