CN214718496U - Double-layer assembly line for quality inspection of circuit board - Google Patents
Double-layer assembly line for quality inspection of circuit board Download PDFInfo
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- CN214718496U CN214718496U CN202120762847.9U CN202120762847U CN214718496U CN 214718496 U CN214718496 U CN 214718496U CN 202120762847 U CN202120762847 U CN 202120762847U CN 214718496 U CN214718496 U CN 214718496U
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Abstract
The utility model discloses a double-deck assembly line for circuit board quality testing, include: the distribution assembly line comprises a microscopic examination area, a process product examination area, a finished product sampling examination area, a counting cycle area and a scanning input packaging area, and the backflow assembly line is correspondingly positioned below the microscopic examination area, the process product examination area and the finished product sampling examination area. The utility model discloses a spaced distribution assembly line and backward flow assembly line about setting up can guarantee the normal conveying of certified products and the backward flow of defective products, and the setting through double-deck assembly line is in the same place each inspection link is effectual links together, improves the inspection efficiency of different inspection processes, reduces staff's intensity of labour.
Description
Technical Field
The utility model relates to a technical field of circuit board quality testing especially indicates a double-deck assembly line for circuit board quality testing.
Background
A flexible printed circuit board (FPC) is prepared through making conductor circuit pattern on the surface of flexible substrate by optical imaging pattern transfer and etching, connecting the surface of double-face or multi-layer circuit board with inner layer electrically through metallized holes, and insulating the surface of circuit pattern. After the flexible circuit board is produced, whether the flexible circuit board is qualified or not needs to be detected, and the bad position and the bad condition of the circuit board need to be analyzed. The inspection of the flexible circuit board comprises a plurality of links such as microscopic inspection/special inspection, process quality inspection (MQC), finished product quality inspection (FQC), factory sampling inspection (OQC), packaging and shipment and the like, but all the flexible circuit boards do not need to be inspected every item, but are inspected according to specific order requirements.
The traditional inspection of flexible circuit board usually sets up a plurality of inspection areas corresponding to different inspection processes, for example, a plurality of fixed inspection stations are fixed in the inspection area, a plurality of quality inspection stations are set in the inspection area, a plurality of factory inspection stations are set in the factory inspection area, each worker plays their own role in each working station, the flexible circuit board is classified according to the quality after being inspected, as if all circuit board units in a flexible circuit board are all qualified or have one piece of unqualified, two pieces of unqualified, three pieces of unqualified, four pieces of unqualified, five pieces of unqualified or more than five pieces of unqualified, and the like, the unqualified products with different numbers are correspondingly distributed to different processing personnel according to the specific requirements of the order, the qualified products and the pieces meeting the requirements are distributed to the inspection area, the workers in the inspection area again inspect the products, classifying according to qualified products and unqualified products, returning the unqualified products to a microscopic examination area or a defective product recovery position, sending the qualified products to a finished product quality inspection area for full inspection, returning the unqualified products, transferring the qualified products to a finished product delivery spot inspection area for spot inspection, and packaging and delivering the qualified products after the qualified products are qualified. In whole inspection process, the transfer of product is all carried through the manual work, not only consumes workman's time and energy, reduces inspection efficiency, and simultaneously, the product is moved the in-process and is carried the new harmfulness of factor such as the easy because of collision or rocking of transport, and degree of automation is low, actually remains to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides one kind and can improve work efficiency, reduces intensity of labour, improves the double-deck assembly line that is used for circuit board quality testing of degree of automation.
In order to achieve the above purpose, the solution of the present invention is:
the utility model provides a double-deck assembly line for circuit board quality testing, its includes the frame, set up the assembly line of distributing at the frame top, set up in the frame and the interval is located the backward flow assembly line of distributing the assembly line below, the assembly drive motor that drives the assembly line operation of distributing, the backward flow drive motor that drives the operation of backward flow assembly line, wherein the transmission direction of the assembly line of distributing is opposite with the transmission direction of backward flow assembly line, the assembly line of distributing includes mirror examination district, process quality inspection district, finished product selective examination district, the number divides cycle district and scan to type into the packing district, the backward flow assembly line corresponds the below that is located mirror examination district, process quality inspection district, finished product selective examination district.
Furthermore, the distribution assembly line comprises a first conveying belt, a conveying roller and a second conveying belt, the first conveying belt is arranged in the microscopic examination area and the process product examination area, the conveying roller is arranged in the finished product sampling examination area and is positioned between the first conveying belt and the second conveying belt, and the second conveying belt is arranged in the counting and cycle area and the scanning and inputting packaging area; the distribution driving motor comprises a first motor and a second motor, the first motor is arranged on one side of the line head of the distribution assembly line and located below the backflow assembly line, the second motor is arranged on one side of the line tail of the distribution assembly line, the first motor is connected with a first conveying belt through a first conveying chain, the second motor is connected with a second conveying belt through a second conveying chain, the conveying roller is an unpowered roller, and the backflow driving motor is connected with the backflow assembly line through the backflow conveying chain.
Furthermore, the first motor, the second motor and the reflux driving motor are respectively connected with a frequency converter.
Furthermore, the rack is respectively provided with a motor installation cabinet at the bottom of the line head and the line tail of the distribution assembly line, the first motor and the backflow driving motor are arranged in the motor installation cabinet at the line head of the distribution assembly line, the second motor is arranged in the motor installation cabinet at the line tail of the distribution assembly line, the first motor, the second motor and the backflow driving motor are arranged in the motor installation cabinet, the operation of a product can be guaranteed, the safety of workers is guaranteed, and meanwhile, the appearance of the whole double-layer assembly line is attractive.
Further, a stop block is arranged between a finished product sampling inspection area and a counting and dividing period area of the distribution assembly line, a stop block is arranged between the counting and dividing period area and a scanning and inputting packaging area, a stop block is arranged at the tail of the second conveying belt, and a stop block is also arranged at the tail of the backflow assembly line.
Furthermore, flanges are arranged on the two sides of the first conveying belt and the second conveying belt of the distribution assembly line and the two sides of the backflow assembly line.
After the structure of the oil adding device is adopted, the utility model discloses a double-deck assembly line for circuit board quality testing distributes assembly line and backward flow assembly line through spaced about setting up, and the assembly line is used for the conveying to wait to examine article or certified products to distribute, and the backward flow assembly line is used for the backward flow defective products, can guarantee the normal conveying of certified products and the backward flow of defective products, through the setting of double-deck assembly line with each effectual linking together of inspection link, improves the inspection efficiency of different inspection processes, reduces staff's intensity of labour, avoids the secondary damage of product. And the distribution assembly line and the backflow assembly line are arranged on the same rack at intervals up and down, so that the installation space can be saved, and the operation of workers is facilitated.
Drawings
Fig. 1 is a schematic side view of the assembly line of the present invention.
Fig. 2 is a schematic plan view of the assembly line of the present invention.
Fig. 3 is a front schematic view of the present invention.
Fig. 4 is a schematic view of the working process of the present invention.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
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", "X", "Y", "Z", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
As shown in fig. 1 to 4, the utility model discloses a system for circuit board quality testing, it includes frame 1, the assembly line 2 of distributing that sets up at the frame top, the setting is in the frame 1 and the interval is located the backward flow assembly line 3 of the assembly line 2 below of distributing, the assembly line 2 operation is distributed in the drive distributing driving motor, the backward flow driving motor 5 of the assembly line 3 operation of drive backward flow, wherein the transmission direction of the assembly line 2 of distributing is opposite with the transmission direction of backward flow assembly line 3, the assembly line 2 of distributing includes from first of the line A toward line tail Z mirror examination district 21 that sets gradually, process quality control district 22, finished product selective examination district 23, point divides cycle district 24 and scanning and inputs packing district 25, backward flow assembly line 3 corresponds the below that is located mirror examination district 21, process quality control district 22, finished product selective examination district 23.
The distribution assembly line 2 comprises a first conveying belt 2A, a conveying roller 2B and a second conveying belt 2C, wherein the first conveying belt 2A is arranged in a microscopic examination area 21 and a process product examination area 22, the conveying roller 2B is arranged in a finished product sampling examination area 23, and the second conveying belt 2C is arranged in a counting and cycle area 24 and a scanning and inputting packaging area 25; the distributing driving motor comprises a first motor 41 and a second motor 42, the first motor 41 is arranged on a motor installation cabinet on one side of a thread head A of the distributing assembly line 2 and is located at the position below the backflow assembly line 3, the motor installation cabinet is arranged on the rack 1, the second motor 42 is arranged on a motor installation cabinet on one side of a thread tail Z of the distributing assembly line 2, the first motor 41 and the second motor 42 are respectively connected with a frequency converter, the first motor 41 is connected with a first conveying belt 2A through a first conveying chain 43, the second motor 42 is connected with a second conveying belt 2C through a second conveying chain 44, the output torque of the first motor 41 and the output torque of the second motor 42 can be adjusted through the frequency converter, and therefore the transmission speed of the first conveying belt 2A and the transmission speed of the second conveying belt 2C are controlled.
Conveying roller 2B is unpowered cylinder, the product conveys to conveying roller 2B back from first conveying belt 21, the product can not be automatic down to walk, and need the manual work to scratch, qualified product just conveys toward second conveying belt 2B, unqualified product then returns from the backward flow assembly line 3 of the assembly line 2 bottom of allotting on the inspection personnel hand in front, conveying roller 2B is the buffer segment of allotting assembly line 2, conveying roller 2B's weight bears better and difficult wearing and tearing can regard as first conveying belt 2A and second conveying belt 2B's linking section.
As shown in fig. 4, a stopper is disposed between the product spot inspection area 23 and the counting and cycle area 24 to block the products after the product quality inspection (FQC) and the process quality inspection (MQC), a stopper is disposed between the counting and cycle area 24 and the scan-in and package area 25 to block the products after the product factory inspection (OQC) and before the counting and cycle, and a stopper is disposed at the end of the second conveyor belt 2C to block the products to prevent the products from falling.
The line tail B of backward flow assembly line 3 and the line head A of the assembly line 2 of joining in marriage are parallel and level mutually, backward flow driving motor 5 sets up in the drive shaft of backward flow assembly line 3 through backward flow driving chain 51, and backward flow driving motor 5 also connects a converter in same motor installation cabinet in line tail B one side of backward flow assembly line 3 and with first motor 41 setting, connects the converter of backward flow driving motor 5 and is used for adjusting backward flow driving motor 5's moment of torsion to control backward flow assembly line 3's transmission speed.
Further, the height from the bottom of the rack 1 to the distribution assembly line 3 can be set to be 600-1000mm, preferably 800mm, and the distance between the distribution assembly line 2 and the backflow assembly line 3 is 200-500mm, preferably 300mm, and the height of the assembly line is limited to facilitate the taking and placing of products on the distribution assembly line 2 by employees, and the height of the backflow assembly line 3 is within a reasonable range of operation, so that the influence on user experience caused by too high or too low assembly line is avoided. Install first driving motor 4, first converter, second driving motor 5 and second converter on motor installation cabinet and form protection machanism, ensure safe in utilizationly.
Both sides of the distribution assembly line 2 and the backflow assembly line 3 are provided with flanges to prevent fingers of people from extending into the conveying belt. The tail Z of the distribution assembly line 2, namely the tail end of the transmission direction of the second conveying belt 2C and the thread head Y of the backflow assembly line 3 are provided with stop blocks, so that the product is prevented from falling after being transmitted to the thread tail Z, Y.
The utility model discloses the working process of double-deck assembly line as follows:
firstly, a distributor arranges products to be checked according to a plan;
step two, judging whether the product needs microscopic examination/special examination according to the flow sheet or the requirements of customers;
1. if the microscopic examination/special examination is needed, the distributor transversely puts the ingredients to the distribution assembly line 2, and the inspectors in the microscopic examination area and the process product examination area take the ingredients from the distribution assembly line;
2. after the microscopic examination/special examination is finished, the products are placed on the backflow assembly line 3 in a way that the turnover frames are vertically placed and flow to the tail B of the line;
3. the distributor receives the products, if the products which are transversely placed are received, whether the return inspection products which are inspected by the finished product factory inspection personnel in the finished product spot inspection area 23 are not received by the corresponding stations or whether the finished product factory inspection personnel return the non-inspected products are judged, if the return inspection products are the return inspection products, the return inspection products are directly distributed to the personnel at the corresponding stations, and if the return inspection products are the non-inspected products, the step is skipped to the step three;
4. if microscopic examination/special examination is not needed, directly jumping to the third step;
step three: the distributor transversely puts the products on the distribution conveyor belt 2 and reminds the inspectors at the corresponding stations to receive the products;
step four: finished product quality inspector (FQC) and process product inspector (MQC) take materials and only take the transversely placed turnover frame on the distribution assembly line 2 (the longitudinally placed turnover frame is the inspected product transferred from the previous station);
step five: after the finished product quality inspector (FQC) and the process quality inspector (MQC) finish the operation, writing a procedure code during signing, placing the procedure code on the distribution production line 2 in a way of vertically placing a turnover frame, and flowing the procedure code to a finished product sampling inspection area 23;
step six: and (4) performing spot inspection by a finished product delivery inspection (OQC) worker:
1. if the ok is selected for inspection, the products are placed in a second transmission belt 2C of the distribution assembly line 2 and flow to a point counting and period division area, the point counting and period division area is used for classifying qualified products, the products are printed with period codes of customers, some are according to the day and some are according to the week, the products are scanned into a computer for confirmation, the number of the products is counted, and the products are transferred to a next procedure for product packaging after the counting is finished;
2. if NG, a finished product delivery inspector (OQC) reminds a corresponding inspection station, transversely places the return inspection products to the backflow assembly line 3, and flows the return inspection products to the corresponding inspection station;
3. if the left product is a horizontal product, the product is taken down from the distribution assembly line 2 and is horizontally placed on the backflow belt line 3 to continuously backflow, and the product can be taken by a finished product quality inspector (FQC) or a process product inspector (MQC) or flows to the tail of the backflow assembly line 2 to be uniformly fed by a distributor in the midway;
step seven: point count period
1. If ok, placing the product on a second conveyor belt of the distribution pipeline 2 to flow to a scanning and recording packaging area;
2. if NG, the shift leader is handed over;
step eight: scanning, inputting and packaging, and packaging the product and placing the product in a corresponding packaging area.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (6)
1. A double-layer assembly line for circuit board quality inspection, comprising: the distribution assembly line comprises a microscopic examination area, a process product examination area, a finished product sampling examination area, a counting cycle area and a scanning input packaging area, and the backflow assembly line is correspondingly positioned below the microscopic examination area, the process product examination area and the finished product sampling examination area.
2. The dual-layer assembly line for quality inspection of circuit boards of claim 1, wherein: the distribution assembly line comprises a first conveying belt, a conveying roller and a second conveying belt, the first conveying belt is arranged in the microscopic examination area and the process product examination area, the conveying roller is arranged in the finished product sampling examination area and located between the first conveying belt and the second conveying belt, and the second conveying belt is arranged in the counting periodic area and the scanning input packaging area; the distribution driving motor comprises a first motor and a second motor, the first motor is arranged on one side of the line head of the distribution assembly line and located below the backflow assembly line, the second motor is arranged on one side of the line tail of the distribution assembly line, the first motor is connected with a first conveying belt through a first conveying chain, the second motor is connected with a second conveying belt through a second conveying chain, the conveying roller is an unpowered roller, and the backflow driving motor is connected with the backflow assembly line through the backflow conveying chain.
3. The dual-layer process line for quality inspection of circuit boards of claim 2, wherein: the first motor, the second motor and the reflux driving motor are respectively connected with a frequency converter.
4. The dual-layer process line for quality inspection of circuit boards of claim 2, wherein: the machine frame is respectively provided with a motor installation cabinet at the bottom of the line head and the line tail of the distribution assembly line, the first motor and the backflow driving motor are arranged in the motor installation cabinet at the line head of the distribution assembly line, and the second motor is arranged in the motor installation cabinet at the line tail of the distribution assembly line.
5. The dual-layer process line for quality inspection of circuit boards of claim 2, wherein: the finished product selective examination district of distribution assembly line and count and set up the dog between the cycle district, count and divide the cycle district and scan to enter and set up the dog between the packing district, second conveyer's line tail is provided with the dog, and the line tail of backward flow assembly line also is provided with the dog.
6. The dual-layer process line for quality inspection of circuit boards of claim 2, wherein: flanges are arranged on the two sides of the first conveying belt and the second conveying belt of the distribution assembly line and the two sides of the backflow assembly line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120762847.9U CN214718496U (en) | 2021-04-14 | 2021-04-14 | Double-layer assembly line for quality inspection of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120762847.9U CN214718496U (en) | 2021-04-14 | 2021-04-14 | Double-layer assembly line for quality inspection of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214718496U true CN214718496U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120762847.9U Active CN214718496U (en) | 2021-04-14 | 2021-04-14 | Double-layer assembly line for quality inspection of circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214718496U (en) |
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2021
- 2021-04-14 CN CN202120762847.9U patent/CN214718496U/en active Active
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