CN1315705C

CN1315705C - Automatic board picking-up apparatus

Info

Publication number: CN1315705C
Application number: CNB011300035A
Authority: CN
Inventors: 王荣强
Original assignee: Mitac Computer Shunde Ltd
Current assignee: Mitac Computer Shunde Ltd; Shunda Computer Factory Co Ltd
Priority date: 2001-11-30
Filing date: 2001-11-30
Publication date: 2007-05-16
Anticipated expiration: 2021-11-30
Also published as: CN1422790A

Abstract

The present invention relates to an automatic board picking-up apparatus. The present invention is orderly provided with a first, a second and a third conveying belts along the flow direction of a main conveying belt of an assembly line, wherein the second conveying belt is provided with a positioning switch which controls the integral rotation of the second conveying belt; the third conveying belt is provided with a trigger switch which controls the positioning switch. The automatic board picking-up apparatus is provided with a turnaround container which is divided into a plurality of layers. In this way, when the phenomenon of board stacking occurs, cumulate circuit boards can be delivered to the third conveying belt not through the main conveying belt and directly through the first and the second conveying belts, the tail part of each of the circuit boards triggers the trigger switch after the circuit boards enter one layer of corresponding turnaround container, the trigger switch controls the positioning switch to push the second and the third conveying belts to rotate to next layer of turnaround container, and in this way, the circuit boards stacked on the assembly line can be separated out and are processed within rear working periods.

Description

Automatic board picking-up apparatus

Technical field:

The present invention relates to the logistics feedway, particularly a kind of automatic board picking-up apparatus of using in information, the electronics manufacturing.

Background technology:

Hyundai electronics information development of manufacturing speed is very fast, and the most tangible degree of automation of producing in this industry exactly is higher, and the mode of pipelining is used very generally in this industry very much.With the Personal Computer manufacture is example, because the various circuit cards of installing in the Personal Computer are of a great variety, and they all will be through each road cleaning and test process on conveyor line before assembling, therefore each station on the conveyor line or workshop section all can arrange the processing before corresponding operating personal is installed to these circuit cards, but often because the execution speed of certain or some stations is slower, the slower reason of execution speed may be relevant with the individual skill level of operating, it also may be some other reason, busy away from keyboard etc. as the operator, will cause the follow-up circuit card that constantly sends on conveyor line, to be piled up like this and have little time handling accordingly, thereby influence normal pipelining in cleaning or detection station.

Pipelining process with computer main frame panel is an example, now general conveyor line is at the back bonding wire, be that motherboard is when just having transported out from the tin stove, and then just with flatiron the motherboard that has just come out is carried out the scruff cleaning at next station by the operator, if the operator can't clear up all motherboards through this station in time, this operator just must clear up scruff on one side so, the undressed motherboard that the back is sent successively picks and delivers to and handle again in later duty cycle on one side, otherwise will pile the plate phenomenon, the efficient of whole like this pipelining will obviously reduce.And, be not only to be easy to generate heap plate phenomenon, in other station or workshop section at scruff cleaning station, for example circuit test workshop section and function test stage etc., all be easy to generate such heap plate phenomenon, so operator's workload is bigger, production efficiency is also very low.

Summary of the invention:

The object of the present invention is to provide employed a kind of automatic board picking-up apparatus in the circuit card pipelining process, this device can isolated conveyor line because of having little time to handle the circuit card of piling up on the specific station automatically with some under the pipelining mode, thus unlikely perturbation operation person's normal operation.

For achieving the above object, automatic board picking-up apparatus of the present invention is disposed with at least one first along the flow direction of circuit card on conveyor line, the second and the 3rd load-transfer device, wherein this second load-transfer device middle part is provided with the position-sensing switch of this second load-transfer device of control around the rotation of one end, the 3rd load-transfer device one end is fixed on the end that this second load-transfer device is provided with two active nodes, and the other end of the 3rd load-transfer device is the material mouth, then be provided with one at this material mouth and connect and control the trigger switch of above-mentioned position-sensing switch by circuit, simultaneously be provided with one and be separated into several layers Turnover Box at material mouth near the 3rd load-transfer device, in addition, this main conveyor belt upper fixed is provided with certain hyte part, it is identical with the number of plies number of this Turnover Box that this positioning component is provided with, and the position relation is several spacing holes one to one, like this, heap plate phenomenon takes place in, the circuit card of piling up just can be delivered to by this first and second load-transfer device on the 3rd load-transfer device of level without main conveyor belt, and this circuit card is before entering cooresponding one deck Turnover Box fully, its afterbody triggers above-mentioned trigger switch, and control above-mentioned position-sensing switch by this trigger switch and promote this second and the 3rd load-transfer device and rotate to down one deck Turnover Box, so just can separate in afterwards duty cycle again row and handle being deposited in circuit card on the conveyor line.

Use automatic board picking-up apparatus of the present invention, not only reduced operator's labour intensity, the efficient of whole production line also is significantly improved simultaneously.

Description of drawings:

The present invention subsequently will be by a most preferred embodiment and the present invention is described in detail in conjunction with the accompanying drawings, wherein:

Fig. 1 is the fundamental diagram of the described automatic board picking-up apparatus of most preferred embodiment of the present invention;

Fig. 2 is the structural relation figure between position-sensing switch described in the most preferred embodiment of the present invention and the positioning component.

The specific embodiment:

With reference to Fig. 1, automatic board picking-up apparatus described in the present embodiment is a kind of logistics feedway that is applied on the computer main frame panel conveyor line, the whole system of this device be arranged at the motherboard conveyor line main conveyor belt 40 directly over, and this main conveyor belt 40 is provided with a roll shaft 41 under input end one correct position of motherboard 100, and the outside face of this roll shaft 41 upwards pushes up into overshooting shape with this main conveyor belt 40 in this position.

As shown in Figure 1, this automatic board picking-up apparatus is disposed with along the logistics throughput direction of this motherboard conveyor line:

One first load-

transfer device

10,40 one-tenth one inclination angles of this first load-transfer device 10 and above-mentioned main conveyor belt, and an end of the close material diversion point of this first conveying 10 is an active endpoint 11, its other end then is a fixed endpoint 12, in addition, what this active endpoint 11 and fixed endpoint 12 all adopted is the mode that articulates, and first load-transfer device 10 that therefore is enclosed between these two end points can be whole around these fixed endpoint 12 rotations;

One second load-transfer device 20, it is around in the active node 22 of the stationary nodes 21 of two pivot joints and two pivot joints by belt and forms, wherein this two stationary nodes 21 are near the fixed endpoint 12 of above-mentioned first load-transfer devices 10, and form a parallelogram by connecting rod between above-mentioned two stationary nodes 21 and two active nodes 22; In addition, please refer to shown in Figure 2, middle proper site at this second load-transfer device 20 also is provided with a position-sensing switch 25, correspondingly above main conveyor belt 40, be installed with certain hyte part 23, in present embodiment, this position-sensing switch 25 can adopt air valve switch commonly used, this positioning component 23 then can be a metallic support plate, several spacing holes 241 are set on it, 242.....246, and these spacing holes 241,242.....246 all being positioned at stationary nodes 21 is on the same circular arc in the center of circle, that is to say that this second load-transfer device 20 is to rotate around this stationary nodes 21, and rotation time this position-sensing switch 25 must pass through above-mentioned spacing hole 241,242.....246 and with they buckles one by one.State shown in Fig. 2 promptly is the constitution diagram of position-sensing switch 25 when being buckled in the spacing hole 241;

One the 3rd load-transfer device 30, it is after two active nodes 22 that are arranged on above-mentioned second load-transfer device 20 and becomes horizontality, and by connecting rod and affixed with this second load-transfer device 20, and the connecting rod between two

end points

31,32 of the 3rd load-transfer device 30 is perpendicular to the connecting rod between two active nodes 22 on above-mentioned second load-transfer device 20; In addition, these end points 32 places also are provided with a trigger switch 60, and in present embodiment, what this trigger switch 60 adopted is a PS (Push Switch) commonly used, but trigger switch 60 is not limited only to common PS (Push Switch).This trigger switch 60 links to each other with above-mentioned position-sensing switch 25 by circuit and it is controlled, (this trigger switch 60 is that the motherboard of carrying on by conveyor line 100 triggers in present embodiment when trigger switch 60 is subjected to external force and triggers like this, will be described in detail this in the back), it can control position-sensing switch 25 and spacing hole 241, a corresponding buckle among the 242......246.In addition, the height and position of this trigger switch 60 is lower than the upper surface (being the surface that load-transfer device 30 contacts with motherboard 100) of described the 3rd load-transfer device 30;

One Turnover Box 70, this Turnover Box 70 is fixed in main conveyor belt 40 tops by a solid case ironware 80.Turnover Box 70 is formed by several layers, and in the present embodiment, Turnover Box 70 is divided into six layers, for convenience of description, they from top to bottom number consecutively be 71,72.....76, and number 71, and Turnover Box 70 and the above-mentioned spacing hole 241 of 72.....76,242.....246 becomes one-to-one relationship; In addition, be provided with a final position detecting device 90, the position when it is used to detect the 3rd load-transfer device 30 and turns to the bottom of Turnover Box 70 along with second load-transfer device 20 near one deck position that is numbered 76 in the Turnover Box 70.In present embodiment, this final position detecting device 90 is infrared inductors.

By above-mentioned structure design, when the motherboard on the conveyor line 100 produces packing phenomenon, the operator can rotate to first load-transfer device 10 state of its active endpoint 11 near main conveyor belt 40 along its fixed endpoint 12 from its initial dotted line position (see figure 1) anticlockwise direction, then the motherboard of carrying by roll shaft 41 100 can rise to this first load-transfer device 10, and no longer carry, and be sent on second load-transfer device 20 by this first load-transfer device 10 by main conveyor belt 40.In the incipient stage, the position of the 3rd load-transfer device 30 just in time is in the superiors of Turnover Box 70, be that label is that one deck of 71, this position-sensing switch 25 also is in the corresponding spacing hole 241 (please refer to Fig. 2) simultaneously, motherboard 100 can continue on to the 3rd load-transfer device 30 along this second load-transfer device 20 like this, is sent to that one deck of 71 of being numbered of Turnover Box 70 then.

But enter fully before Turnover Box 70 is numbered that one deck chest of 71 at motherboard 100, because the position of the upper surface of the 3rd load-transfer device 30 will be higher than the position of this trigger switch 60, therefore only the center of gravity of motherboard 100 enter be numbered 71 chest after, the tail end of motherboard 100 is just understood by gravity and is taken advantage of a situation and touch this trigger switch 60 and trigger this trigger switch 60 and start working.Because this trigger switch 60 is connected with above-mentioned position-sensing switch 25 by circuit, therefore this position-sensing switch 25 withdraws from from current spacing hole 241 under the control action of this trigger switch 60, then again under the effect of self gravitation and landing to next spacing hole 242, because these spacing holes 241,242.....246 all being positioned at stationary nodes 21 is on the same circular arc in the center of circle, so this position-sensing switch 25 must be along the track of this circular arc and when trigger switch 60 is triggered from the spacing hole 241 of the superiors and in each spacing hole below entering successively at every turn.

What need indicate especially is herein, because four nodes (comprising two stationary nodes 21 and two active nodes 22) of second load-transfer device 20 become parallelogram, therefore second load-transfer device 20 is when making clockwise rotation around two stationary nodes 21, according to the characteristics of parallelogram as can be known, connecting rod between these two active nodes 22 must be parallel to two connecting rods between the stationary nodes 21 always, in present embodiment, because connecting rod between two stationary nodes 21 is perpendicular to the sense of motion of main conveyor belt 40, therefore the connecting rod between two active nodes 22 also must be in vertical state always and can not change, and because two end points 31 of the 3rd load-transfer device 30, connecting rod between 32 is perpendicular to the connecting rod between two active nodes 22 on above-mentioned second load-transfer device 20, the 3rd load-transfer device 30 can be in horizontality always so, thereby can guarantee that motherboard 100 carries and be unlikely to run-off the straight along horizontal surface, cause this motherboard 100 to trigger these trigger switches 60 too early.

After first motherboard 100 is conveyed in the Turnover Box 70, next this automatic board picking-up apparatus can be delivered to the motherboard of piling up 100 in the respective layer of Turnover Box 70 one by one, and when second load-transfer device 20 and the 3rd load-transfer device 30 thereof all drop to the extreme lower position represented as the dotted line among Fig. 1 (also being to be numbered that one deck of 76 on the Turnover Box 70 in the present embodiment), monitor the 3rd load-transfer device 30 near this final position detecting device 90 that is numbered this layer of 76, just can be delivered to the warning (not shown) of this automatic board picking-up apparatus then by the location information that circuit monitors this final position detecting device 90, thereby remind operator or this Turnover Box 70 of related personnel to fill motherboard 100, at this moment just can take empty Turnover Box 70 to change, if the quantity of motherboard 100 accumulations simultaneously on the main conveyor belt 40 is still too much, the operator can be reset to its initial position with trigger switch 60 and proceed automatic board picking-up, otherwise, just first load-transfer device 10 can be rotated to the dotted line position of first load-transfer device 10 as shown in fig. 1 around its fixed endpoint 12, then whole conveyor line returns to the operating state normal the time again.So just can regulate the busy extent of the operator on the conveyor line effectively, alleviate their labour intensity, and improve the operational paradigm of whole piece conveyor line.

The above only is a most preferred embodiment of the present invention; and obvious automatic board picking-up apparatus of the present invention absolutely not only is applied on the motherboard conveyor line in the Personal Computer manufacture; all similar conveyor lines; board production line etc. as other all can use this device; therefore; the one of ordinary skilled in the art according to the present invention the equivalent transformation that can accomplish easily and improvement etc., all should be included in protection scope of the present invention.

Claims

Automatic board picking-up apparatus

1. automatic board picking-up apparatus, it comprises a main conveyor belt, it is characterized in that, and this device also comprises:

At least one first load-transfer device, this first load-transfer device becomes an inclination angle with above-mentioned main conveyor belt;

At least one second load-transfer device, it is around in four nodes by belt forms, and wherein two is active node, and the connecting rod between these four nodes becomes parallelogram;

At least one the 3rd load-transfer device, the 3rd load-transfer device one end is fixed on the end that above-mentioned second load-transfer device is provided with two active nodes, the other end of the 3rd load-transfer device is the material mouth, this material mouth is provided with a trigger switch, and the position of this trigger switch will be lower than the upper surface of the 3rd load-transfer device;

At least one Turnover Box, this Turnover Box is divided into several layers from top to bottom, and the material mouth of close the 3rd load-transfer device;

One position-sensing switch, it is arranged at the middle part of above-mentioned second load-transfer device, and this position-sensing switch links to each other with described trigger switch by circuit and controlled by it simultaneously;

Certain hyte part, it is provided with the identical and position relation of number of plies number with above-mentioned Turnover Box several spacing holes one to one.
2. a kind of automatic board picking-up apparatus as claimed in claim 1 is characterized in that: also include a final position detecting device from the suitable distance of this Turnover Box.
3. a kind of automatic board picking-up apparatus as claimed in claim 1 is characterized in that: described first load-transfer device, one end is an active endpoint near the material diversion point on the described main conveyor belt, and the other end then is a fixed endpoint.
4. a kind of automatic board picking-up apparatus as claimed in claim 1, it is characterized in that: in four nodes of described second load-transfer device two nodes being arranged is stationary nodes, two other node then is an active node, and the connecting rod between these two stationary nodes is perpendicular to described main conveyor belt.
5. as claim 1 or 4 described a kind of automatic board picking-up apparatus, it is characterized in that described the 3rd load-transfer device is perpendicular to the connecting rod between two stationary nodes of described second load-transfer device.
6. as claim 1 or 4 described a kind of automatic board picking-up apparatus, it is characterized in that it is on one section circular arc in the center of circle that several spacing holes on the described positioning component all are positioned at one of them stationary nodes on described second load-transfer device.
7. a kind of automatic board picking-up apparatus as claimed in claim 6 is characterized in that, the position of described position-sensing switch also is positioned on the described same circular arc.