阅读说明：本技术 一种aoi的输送机构 (AOI's conveying mechanism ) 是由 何桢 李泽辉 余冲冲 于 2020-11-02 设计创作，主要内容包括：本发明公开一种AOI的输送机构,包括有支架,在所述支架上排列设置有多根滚轴,在所述滚轴之间设有连接板,在所述支架上设有用于驱动所述滚轴转动的驱动装置,所述滚轴内部中空且一端开口设置,在所述滚轴上设有沿其轴心均布有贯穿滚轴的吸尘槽,在两个所述吸尘槽之间的滚轴外壁上设有缓冲凸起件,在连接板上还设有能对PCB进行清洁的清洁组件和吸尘组件,PCB经过滚轴和连接板时,缓冲凸起件和清洁组件能刮扫PCB表面,将其粘附的灰尘刮落,然后通过吸尘槽和吸尘组件分别吸入,实现一边输送一边吸尘,提高高效的同时能减少设备的体积,无需像现有的AOI设备一样,现有先提高吸尘处理,再通过输送带或机械手抓取到检测设备上,大大的提高效率。(The invention discloses a conveying mechanism of AOI, which comprises a bracket, wherein a plurality of rollers are arranged on the bracket, a connecting plate is arranged between the rollers, a driving device for driving the rollers to rotate is arranged on the bracket, the rollers are hollow and have openings at one end, dust suction grooves which penetrate through the rollers are uniformly distributed on the rollers along the axes of the rollers, a buffering bulge piece is arranged on the outer wall of the roller between the two dust suction grooves, a cleaning component and a dust suction component which can clean a PCB are also arranged on the connecting plate, when the PCB passes through the rollers and the connecting plate, the buffering bulge piece and the cleaning component can scrape the surface of the PCB and scrape off the dust adhered to the PCB, and then the PCB is respectively sucked by the dust suction grooves and the dust suction component, so that the purposes of conveying and dust suction at the same time are realized, the high efficiency is improved, the volume of the equipment can be reduced, and the same as the, the existing method is characterized in that dust collection treatment is firstly improved, and then the conveying belt or the mechanical arm is used for grabbing the detection equipment, so that the efficiency is greatly improved.)

1. The utility model provides a conveying mechanism of AOI, including support (3) arrange on support (3) and be provided with many roller shafts (1) be equipped with connecting plate (41) between roller shaft (1) be equipped with on support (3) and be used for the drive roller shaft (1) pivoted drive arrangement, its characterized in that: the PCB cleaning device is characterized in that the roller (1) is hollow and provided with an opening at one end, a dust absorption groove (11) penetrating through the roller (1) is uniformly formed in the axis of the roller (1), a buffering protrusion piece (12) is arranged on the outer wall of the roller (1) between the dust absorption grooves (11), and a cleaning component and a dust absorption component which can clean the PCB are further arranged on the connecting plate (41).

2. An AOI delivery mechanism according to claim 1, wherein: the dust collection groove (11) is in a long strip shape.

3. An AOI delivery mechanism according to claim 1, wherein: the dust suction groove (11) is in a wave curve shape.

4. An AOI transport mechanism according to any one of claims 1 to 3, wherein: roller bearing (1) open-ended one end is equipped with pipe connection head (2), pipe connection head (2) can be relative roller bearing (1) rotates.

5. An AOI delivery mechanism according to claim 4 wherein: one end of the opening of the roller (1) is provided with a bearing (21), the inner ring of the bearing (21) is fixed on the roller (1), and the outer ring of the bearing (21) is fixedly connected with the inner wall of the pipeline connector (2).

6. An AOI transport mechanism according to any one of claims 1 to 3, wherein: the buffer bulge piece (12) is formed by combining a rubber strip (121) and flannelette (122), and the rubber strip (121) is fixed on the surface of the roller (1).

7. An AOI delivery mechanism according to claim 6, wherein: the rubber strip (121) is adhered to the surface of the roller (1).

8. An AOI delivery mechanism according to claim 1, wherein: the cleaning assembly comprises cleaning strips (42) which are arranged on the surface of a connecting plate (41) at intervals, the upper surface of the connecting plate (41) is at the same level with the surface of the uppermost part of the roller (1), and the cleaning strips (42) are upwards raised above the upper surface of the connecting plate (41).

9. An AOI delivery mechanism according to claim 8, wherein: the dust collection assembly comprises a through groove (43) which penetrates through the connecting plate (41) between the two cleaning strips (42) up and down, the lower part of the through groove (43) is communicated with a dust collection shell (44) with an upper opening, and the dust collection shell (44) is connected with an external vacuum pump.

10. An AOI delivery mechanism according to claim 8, wherein: the cleaning strip (42) is formed by combining a soft layer (421) and cleaning flannelette (422).

Technical Field

The invention relates to an AOI conveying mechanism.

Background

The PCB is named as a Printed Circuit Board (PCB) for short, is one of important parts in the electronic industry, almost every kind of electronic equipment, such as electronic watches, calculators, computers, communication electronic equipment and military weapon systems, only electronic components such as integrated circuits need to be used for electrical interconnection, and in the research process of larger electronic products, the most basic success factors are the design, documentation and manufacture of the printed board of the product, and the design and manufacture quality of the printed board directly influence the quality and cost of the whole product, so that an AOI function detector is needed to be used for ensuring the quality, the quality of a PCB substrate is detected, and the yield is improved;

however, the conventional AOI function detector lacks a dustproof and dust removal device, the detection result is easily influenced by entering dust in the detection process, the dust can seriously influence the detection accuracy of an instrument, the detection error rate of the AOI function detector is greatly improved, repeated detection is needed for many times, great inconvenience is brought to a user, and the detection efficiency of the AOI function detector is reduced.

Disclosure of Invention

The invention aims to provide an AOI conveying mechanism capable of automatically absorbing dust and cleaning;

according to AOI's conveying mechanism of this purpose design, including the support arrange on the support and be provided with many rollers be equipped with the connecting plate between the roller be equipped with on the support and be used for the drive roller pivoted drive arrangement, its characterized in that: the PCB cleaning device comprises a roller, a connecting plate and a PCB, wherein the roller is hollow, one end of the roller is provided with an opening, the roller is provided with dust absorption grooves which penetrate through the roller and are uniformly distributed along the axis of the roller, a buffering convex part is arranged on the outer wall of the roller between the two dust absorption grooves, and the connecting plate is also provided with a cleaning component and a dust absorption component which can clean the PCB;

furthermore, the dust suction groove is in a long strip shape;

furthermore, the dust suction groove is in a wave curve shape;

furthermore, a pipeline connector is arranged at one end of the opening of the rolling shaft and can rotate relative to the rolling shaft;

furthermore, a bearing is arranged at one end of the opening of the rolling shaft, an inner ring of the bearing is fixed on the rolling shaft, and an outer ring of the bearing is fixedly connected with the inner wall of the pipeline connector;

furthermore, the buffer bulge piece is formed by combining a rubber strip and flannelette, and the rubber strip is fixed on the surface of the rolling shaft;

further, the rubber strip is adhered to the surface of the roller;

further, the cleaning assembly comprises cleaning strips arranged on the surface of the connecting plate at intervals, the upper surface of the connecting plate is at the same level with the surface of the uppermost part of the roller, and the cleaning strips are upwards raised above the upper surface of the connecting plate;

furthermore, the dust collection assembly comprises a through groove which penetrates through the connecting plate between the two cleaning strips up and down, the lower part of the through groove is communicated with a dust collection shell with an opening at the upper part, and the dust collection shell is connected with an external vacuum pump;

furthermore, the cleaning strip is formed by combining a soft layer and cleaning flannelette;

the PCB cleaning device has the advantages of simple and reasonable structure and capability of cleaning the PCB by absorbing dust when the PCB is conveyed, compared with the prior art, the PCB cleaning device has the advantages that the structure is simple and reasonable, the PCB can be cleaned while conveying, one end of the PCB is provided with an opening, the roller is provided with the dust absorption grooves which penetrate through the roller along the axis of the roller, the outer wall of the roller between the two dust absorption grooves is provided with the buffering bulge piece, the connecting plate is also provided with the cleaning component and the dust absorption component which can clean the PCB, when the PCB passes through the roller and the connecting plate, the buffering bulge piece and the cleaning component can scrape the surface of the PCB and scrape off the dust adhered to the PCB, and then the PCB is respectively sucked by the dust absorption grooves and the dust absorption component, so that the purposes of conveying and dust absorption are realized;

compared with the prior art, the device has the advantages of small volume and high conveying efficiency, does not need to improve dust collection treatment firstly as the conventional AOI equipment, and then grabs the detection equipment through a conveying belt or a mechanical arm, thereby greatly improving the efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a roller according to the present invention;

FIG. 3 is a schematic cross-sectional view of a roller according to the present invention;

FIG. 4 is a second schematic view of the roller of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 3 according to the present invention;

FIG. 6 is a schematic cross-sectional view of a bump stop according to the present invention;

FIG. 7 is a schematic view of a connection plate according to the present invention;

FIG. 8 is a second schematic structural view of a connecting plate according to the present invention;

FIG. 9 is a schematic cross-sectional view of a cleaning assembly of the present invention;

fig. 10 is a schematic structural view of a double-layer conveying mechanism of the present invention.

Detailed Description

The invention is further described with reference to the accompanying drawings and embodiments;

referring to fig. 1 to 9, an AOI conveying mechanism includes a support 3, a plurality of rollers 1 are arranged on the support 3, a connecting plate 41 is disposed between the rollers 1, a driving device for driving the rollers 1 to rotate is disposed on the support 3, the rollers 1 are hollow and have an opening at one end, dust suction grooves 11 penetrating through the rollers 1 are uniformly formed on the rollers 1 along an axis thereof, a buffering protrusion 12 is disposed on an outer wall of each roller 1 between the two dust suction grooves 11, a cleaning assembly and a dust suction assembly capable of cleaning PCBs are further disposed on the connecting plate 41, when the PCBs pass through the rollers and the connecting plate, the buffering protrusion and the cleaning assembly can scrape surfaces of the PCBs, dust adhered to the PCBs, and then the PCB is sucked through the dust suction grooves and the dust suction assembly respectively, so that one-side conveying and one-side dust suction are realized, the volume of the device can be reduced while the efficiency is improved, more meets the use requirement;

referring to fig. 1 to 9, the dust collection groove 11 is long, and the long strip can collect dust in a wider range, cover the surface of the PCB in a large area, achieve a better cleaning effect, and meet the use requirement;

referring to fig. 1 to 9, the dust suction groove 11 is in a wave curve shape, and the wave curve shape can be sequentially contacted with the PCB to suck dust through a curved curve under the rotation of the roller, so that a better continuous dust suction effect is achieved;

referring to fig. 1-9, a pipeline connector 2 is arranged at one open end of the roller 1, the pipeline connector 2 can rotate relative to the roller 1, and the pipeline connector is connected with an external vacuum pump or a high-pressure turbine fan, so that the structure is simple and the connection is convenient;

referring to fig. 1 to 9, a bearing 21 is arranged at one end of an opening of the roller 1, an inner ring of the bearing 21 is fixed on the roller 1, an outer ring of the bearing 21 is fixedly connected with an inner wall of the pipeline connector 2 and is fixed through the bearing, that is, it is ensured that the roller rotates to drive the PCB to move after the dust collection equipment is connected with the pipeline connector, the structure is simple, and the use requirement is met;

referring to fig. 1-9, the buffering protrusion 12 is formed by combining a rubber strip 121 and a flannelette 122, the rubber strip 121 is fixed on the surface of the roller 1, the flannelette is continuously contacted with the PCB when the roller rotates, the flannelette can drive the PCB to move, and when the flannelette is contacted with the PCB, dust on the surface of the PCB can be wiped off, so that the PCB can be cleaned while the PCB is driven to move, and the double-layer function is realized.

Referring to fig. 1 to 9, the rubber strip 121 is adhered to the surface of the roller 1;

referring to fig. 1 to 9, the cleaning assembly includes cleaning strips 42 spaced apart from each other on the surface of a connecting plate 41, the upper surface of the connecting plate 41 being at the same level as the uppermost surface of the roller 1, the cleaning strips 42 being upwardly protruded higher than the upper surface of the connecting plate 41;

the connecting plate plays a role in smooth connection between the two rollers, and the PCB is prevented from being clamped in a gap between the two rollers, and the cleaning strip 42 is added, so that the PCB can be further cleaned when passing through the cleaning strip 42, and dust or sundries are sucked in through the dust collection assembly, so that the structure is simple, the cleaning is convenient, and the use requirement is met;

referring to fig. 1 to 9, the dust collection assembly includes a through groove 43 penetrating up and down on a connecting plate 41 between two cleaning strips 42, a dust collection housing 44 with an upper opening is communicated with a lower portion of the through groove 43, a connecting hole is formed in a side wall of the dust collection housing, the connecting hole is connected with an external vacuum pump or a high-pressure turbo fan through a conduit, and dust collection can be achieved by starting the connection of the external vacuum pump or the high-pressure turbo fan;

referring to fig. 1-9, the cleaning strip 42 is composed of a soft layer 421 and a cleaning flannelette 422;

referring to fig. 10, two conveying mechanisms can be correspondingly arranged up and down, the middle PCB is driven to move by the upper and lower conveying mechanisms, and meanwhile, the upper and lower double-sided cleaning dust can be realized, so that the PCBs with double-sided circuits can be cleaned to meet the requirements of various specifications for PCB detection;

referring to fig. 1, the driving device of the present invention includes gears 71 disposed on the rollers 1, toothed belts 72 are sleeved on all the gears 71, a first motor is disposed on the bracket 3, and a motor shaft of the first motor is fixedly connected to any one of the rollers 1

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for the convenience of description and simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention, the terms "first" and "second" are used for descriptive purposes only, but not as indicating or implying relative importance or implicitly indicating the number of technical features indicated;

the foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.