WO2015070433A1

WO2015070433A1 - Pcb buffer apparatus

Info

Publication number: WO2015070433A1
Application number: PCT/CN2013/087222
Authority: WO
Inventors: 王健; 庞晓东
Original assignee: 王健; 庞晓东
Priority date: 2013-11-15
Filing date: 2013-11-15
Publication date: 2015-05-21

Abstract

A PCB buffer apparatus, comprising a machine frame (1), an outer housing (2), and board-holding bins (3) disposed in said frame; a turntable (4) is disposed in the board outfeed direction of said board-holding bins; a rotatable transfer plate (42) is disposed on said turntable; a receiving conveyor belt is disposed below said transfer plate; said board-holding bins have multiple slots (31) for inserting PCBs, and the load-bearing surfaces of said slots are holding conveyors (311); said transfer plate abuts against the upstream/downstream equipment of the production line, and can also abut against said board-holding bins by rotating; upon adding said PCB buffer apparatus to the production line, the board infeed/outfeed directions of said board-holding bin are perpendicular to the direction of travel of the production line; said turntable feeds to said production line, making more flexible the requirements imposed by the production line on the shop floor. The invention also solves the problem in the prior art of a production line worker being unable to remove a rejected PCB from a buffer.

Description

PCB board buffer device

Technical field

The utility model belongs to the field of PCB board processing equipment, in particular to a device for storing and transporting a PCB board.

Background technique

In the prior art, a production line consisting of a processing and production equipment such as a PCB board includes a conveying device, a detecting device, a patch device, a tin-up device, and a cache device, and the above-mentioned devices usually need to be arranged in a straight line or a straight line after forming an automated production line. It is convenient for the operator to operate and also facilitates the PCB board to be transported in one direction to obtain the processing inspection of each machine. With the continuous increase of PCB processing and testing steps, the current production line has reached a length of more than ten meters or even tens of meters. The space requirement of the workshop further increases the requirements. Sometimes, when the production line needs to be expanded, the workshop cannot be changed due to space problems, resulting in a large waste. In addition, the PCB buffer machine in the prior art is usually incorporated into the production line. The PCB board entering the cache machine is driven by the lifting device to store and store the board, and then release the PCB board in the storage board to the connection port of the downstream device according to the downstream work progress. Such a cache device exists. In addition to the above mentioned increase in the length of the entire production line, but also One problem is that if the cache machine needs to cache the unqualified PCB board, the manual cannot take out the problematic PCB board for review during the working process of the production line, and the entire production line must be stopped, so the buffer machine in the prior art is used. It is usually not suitable for storing too many unqualified boards. That is to say, if the unqualified board storage function is added, it will need to be shut down for a period of time, and the unqualified PCB board cannot be processed online, which has an impact on production schedule and production efficiency.

technical problem

The purpose of the utility model is to provide a PCB board buffer device, which aims to solve the problem of the length of the production line and the problem that the PCB board cannot be manually taken online.

Technical solution

The utility model is realized as follows, a PCB board buffering device, comprising a machine frame, a casing, and a storage board compartment disposed in the frame, wherein the storage tray is provided with a turntable in the direction of the exit plate, and the turntable is provided a docking station that can be rotated, and a docking conveyor is disposed under the docking station, and the stocking bin is divided into a plurality of slots into which the PCB board can be inserted, and the carrying surface of the slot is a storage conveyor. The docking station is docked with the upstream and downstream equipment of the production line, and the docking station can also be docked with the storage board by rotating. After the PCB board buffering device is added to the production line, the direction of the loading and unloading board of the storage board compartment is perpendicular to The running direction of the production line is also added to the production line as needed, and the turntable is connected to the production line.

Preferably, the storage tray is divided into a plurality of slots for inserting a PCB board, and the storage tray is operated up and down by a screw mechanism to reach a position of docking with the docking station of the turntable.

Preferably, each slot of the storage tray is correspondingly provided with an identification mark indicating whether the PCB board is qualified or not, and the identification mark passes through the circuit and the upstream of the production line on the PCB board buffer device. Detect device connections.

Preferably, the exit port of the detecting device is connected to the docking station of the turntable or the exit port of the detecting device is connected to the docking station of the turntable through a transmission device, and the detecting device and the connecting device are connected The connection direction of the bar is the same as the running direction of the production line.

Preferably, the other end of the turntable is connected to a downstream device of the production line.

Preferably, the end of the storage tray is provided with an opening for an operator to manually extract the PCB.

Beneficial effect

According to the above technical solution, the utility model can achieve the following beneficial effects: the running path of the PCB board is changed by the rotation of the docking station, and the PCB board can be directly rotated by 90 degrees or a desired angle. The docking conveyor transports the PCB board to the storage tray, and the storage conveyor relay transports the PCB to a corresponding position of the storage tray, and when the buffering work is completed, passes through the storage conveyor After the PCB board is transferred to the connecting conveyor and the relay belt is relayed to the corresponding position, the docking station then performs a rotation of 90 degrees or other desired angle to feed the PCB board into the production line. Downstream equipment, and such a design reduces the length of the cache machine in the prior art to its width, that is, the length of the cache line is greatly shortened, which makes the production line more flexible for the workshop, and also solves the existing The cache machine in the technology cannot manually take the problem of the unqualified PCB board.

DRAWINGS

1 is a schematic side view of a product provided by an embodiment of the present invention;

2 is a top plan view of a product provided by an embodiment of the present invention;

3 is a schematic diagram of a PCB board being conveyed during a product working process according to an embodiment of the present invention;

4 is a schematic view of the PCB after being rotated during the working process of the product provided by the embodiment of the present invention;

5 is a schematic diagram of a PCB board being sent out during the working process of the product provided by the embodiment of the present invention;

6 is a schematic view of a product provided by an embodiment of the present invention after being incorporated into a production line, compared with the prior art;

Embodiments of the invention

In order to make the objects, technical solutions and advantages of the present invention more comprehensible, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to FIG. 1-6, the utility model is implemented as follows. A PCB board buffer device includes a machine frame 1, a casing 2, and a storage bin 3 disposed in the frame 1, the storage bin The direction of the ejecting plate is provided with a turntable 4, and the turntable 4 is provided with a rotatable docking station 42. Below the docking station 42, a connecting conveyor belt (not shown) is provided. a plurality of slots 31 for inserting a PCB board, the bearing surface of the slot 31 being a storage conveyor belt 311, the docking station 42 being docked with the upstream and downstream devices of the production line 9 while the docking station 42 is rotated Interfacing with the storage tray 3. After the PCB board buffer device is added to the production line 9, the direction of the entry and exit plate of the storage tray 3 is perpendicular (or nearly perpendicular to any angle) in the running direction of the production line 9, and the turntable 4 is connected to the production line 9. The running path of the PCB board is changed by the rotation of the docking station 42, and the PCB board can be directly rotated by 90 degrees or a desired angle, and then the PCB board is transported by the connecting belt to the storage board. 3, the storage conveyor 311 relays the PCB board to the corresponding position of the storage tray 3, and when the buffering work is completed, the PCB board is retransmitted to the connection through the storage conveyor 311 After the conveyor belt and the relay belt relay reach the corresponding position, the docking station 42 then performs a rotation of 90 degrees or other desired angle to feed the PCB board to the downstream equipment of the production line 9, and such a design will In the prior art, the length of the cache machine is reduced to its width, that is, the length of the cache line is greatly shortened, which makes the production line more flexible for the workshop, and also solves the problem that the cache machine in the prior art cannot be online. Take the problem of unqualified PCB board.

In order to enable the storage tray 3 to store a PCB in a large capacity, the design of the multi-layer storage tray 3 is adopted in the embodiment, that is, the storage tray 3 has a plurality of slots for inserting PCB boards. 31. The multi-layer design needs to be raised and lowered to align the docking station 42 to transport the PCB board, and then the stocker compartment 3 is operated up and down by the screw mechanism 5 to achieve docking with the docking station 42 of the turntable 4. The position of the screw mechanism 5 up and down has a stable advantage. Of course, the slide bar mechanism or the belt gear transmission mechanism or the chain transmission mechanism can also be used to drive the storage tray 3 to move up and down.

Each of the slots 31 of the storage tray 3 is provided with an identification mark indicating whether the PCB is qualified or not, and the identification mark passing through the circuit and the upstream of the production line 9 located at the upstream of the PCB buffer device The detecting device 8 is connected, and the end of the storage tray 3 is provided with an opening for the operator to manually extract the PCB board, so that the operator can identify the problematic PCB board and only the buffered PCB board, and the operator can promptly take out the label as The problem PCB board is further confirmed or manually repaired, which solves the problem that the cache machine in the prior art cannot manually take the unqualified PCB board online.

The exit port of the detecting device 8 is connected to the docking station 42 of the turntable 4 or the exit port of the detecting device 8 is connected to the docking station 42 of the turntable 4 via a transmission device, and the detecting device 8 The connecting direction with the docking station is the same as the running direction of the production line 9, and the other end of the turntable 4 is connected with the downstream device of the production line 9, the turntable having a turntable housing 41 for the inside of the turntable 4 The docking station performs peripheral protection, and the turntable housing 41 is provided with an opening into and out of the PCB.

Referring to FIG. 6, the cache device provided in this embodiment can greatly shorten the length of the production line 9 after being incorporated into the production line 9 compared with the cache device 3x in the prior art, which is helpful for adapting to the space of the workshop. The upper part shown is a production line in the prior art, and the production line described in the present embodiment is below, and in the following figure, the embodiment further provides a double PCB board buffer device incorporated into the production line 9, the entire production line. The length does not increase too much, but the efficiency of the cache can be further improved according to the actual situation, and the buffer space is increased. The storage board compartment 3 and the storage board compartment 3a shown in the figure are attached to two PCB board buffer devices, and the user also The PCB board buffer device can be arbitrarily added according to the actual situation to meet the production requirements.

The embodiment of the present invention further provides another PCB board buffer device, which is different from the above embodiment in that a lower propulsion bar 43 is provided below the docking station 42 for propelling the storage tray 3, and the deposit plate is provided. A second push rod (not shown) for pushing the PCB board to run in the direction of the turntable 4 is disposed under the magazine 3. After the PCB board buffer device is added to the production line, the direction of the entrance and exit of the stock tray 3 is perpendicular to The running direction of the production line 9, the turntable 4 is connected to the production line 9, and the running path of the PCB board is changed by the rotation of the docking station 42, and the PCB board can be directly rotated 90 degrees or required The angle is then pushed into the storage tray 3 by the first push rod 43 , and the second push rod can easily push the buffered PCB board into the docking station 42 again. The docking station 42 then performs a 90 degree rotation or rotates the desired angle to feed the PCB board into the downstream equipment of the production line 9, and such a design has the advantage of cost reduction, and the storage tray 3 can be omitted. The conveyor belt 311 is stored, and the second propeller is used for driving power.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the present invention. The scope of protection of utility models.

Claims

A PCB board buffer device includes a machine frame, a casing, and a storage bin disposed in the frame, wherein the storage tray is provided with a turntable in the direction of the exit plate, and the turntable is provided with a rotatable a docking station, below which is provided a connecting conveyor, the storage bin is divided into a plurality of slots into which the PCB board can be inserted, and the carrying surface of the slot is a storage conveyor, the docking station The docking station is docked with the upstream and downstream equipment of the production line, and the docking station can also be docked with the storage tray.
A PCB board buffering device according to claim 1, wherein said storage tray is operated up and down by a screw mechanism to reach a position to interface with a docking station of said turntable.
The PCB board buffer device according to claim 2, wherein each of the slots of the storage tray is provided with an identification mark indicating whether the PCB board is qualified or not, and the identification mark passes through the circuit and the A detection device connection on the production line upstream of the PCB board buffer device.
The PCB board buffer device according to claim 3, wherein the exit port of the detecting device is connected to the docking station of the turntable or the exit port of the detecting device passes through the transmitting device and the turntable The docking station is connected, and the connecting direction of the detecting device and the docking station is the same as the running direction of the production line.
A PCB board buffer device according to claim 4, wherein the other end of the turntable is connected to a downstream device of the production line.
The PCB board buffer device according to any one of claims 1 to 5, wherein the end of the storage tray is provided with an opening for an operator to manually extract the PCB.