CN2487497Y

CN2487497Y - Edge polishers for circuit board

Info

Publication number: CN2487497Y
Application number: CN 01227301
Authority: CN
Inventors: 张蓝燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-06-15
Filing date: 2001-06-15
Publication date: 2002-04-24
Anticipated expiration: 2011-06-15

Abstract

The utility model relates to an edge polishers for circuit board, which consists of a conveyor device and a milling mechanism, and is characterized in that a siding mechanism is arranged, the siding mechanism and the milling mechanism are all arranged at the same side of the conveyor device; wherein, the siding mechanism is a plurality of sets of roller arrayed up and down and arranged in inclined manner with the conveying direction, each roller is pivoted in a roller frame through a roller shaft, thereof at the outside, the roller shaft is provided with a sprocket in turn up and down, a curved chain is wound on the sprocket to relatively make one roller in the upper and lower rollers to be a driving wheel. A milled side of a circuit board is tightly pressed on one side of a conveyor device and milled, the utility model is applicable to the circuit board with any dimensions with an improved easiness; the side milling is uniform with an increased quality.

Description

Circuit board, edge polisher

The utility model relates to a kind of edge polisher of circuit board.

Printed circuit board (PCB) (PCB) is no matter be single dual platen, inner plating or force fit plate, during it is made, because of processes such as cutting copper sheets, cause its A, B, four limits of C, D, as shown in Figure 1, can form sharp keen cut surface n, very easily hurt the operation of user and influence back processing procedure, cause the fixture of incised wound back processing procedure, as: the egative film of exposure usefulness, the web plate of printing usefulness etc.; And residual after its burr cutting have metallic plate to consider to be worth doing, as not with its removing, easily falls on the circuit board P face in the future, causes circuit to cause short circuit or fault; Therefore, general circuit board P must wear into non-sharp keen arcuation with its side with a grinding knife tool K after it completes, in order to avoid the wound people, and former residual plate bits is removed in the lump.

The present Japan or the domestic producer, its circuit board edging, shown in Fig. 2 A, 2B, circuit board P is placed on the edge polisher (the figure end shows), then according to the B of circuit board P, the width of D both sides, adjust two corresponding grinding mechanism K1, K2 spacing W1, circuit board P is sent into, B, D both sides are carried out edging work simultaneously; After B, the grinding of D limit are finished, again its A, C both sides are sent in addition two corresponding grinding mechanism K3, K4, and the width of this group grinding mechanism, also according to the width of A, C both sides, and be adjusted into spacing W2; But, used edging method, it has following disappearance in use:

One, whenever the specification of circuit board P not simultaneously, promptly to adjust the spacing W1 and the W2 of two groups of grinding mechanisms, and need to proofread and correct through test repeatedly, just can carry out edging, very inconvenience is not inconsistent economic benefit.

Two, more serious problem is, though after the spacing W1 of this milling drum or W2 adjust, error is also often arranged on its size of circuit board P of same specification or be trapezoidal non-square circuit board, what have is more, and what have is a little less, causes its edging result.Often present uneven phenomenon; Even become defective work, different from wasting.

Though three used grinding mechanisms, what have adopts elastic device with one of them grinding mechanism (major part be the outside that), circuit board is clamped carry out grinding; Thus, because side force is inhomogeneous, often take place that only wherein a side is complete carries out edging, and the opposite side edging is incomplete, must be more again grinding once not only increase the manpower of product examine, and also increase the edging time-histories. cause production capacity to be limited to.

Main purpose of the present utility model, improved at above-mentioned scarce husband, it provides a kind of circuit board edge polisher, and this edge polisher need not be done any adjustment promptly applicable to the circuit board of various different size size specifications, and the processing of each limit evenly, when having overcome the available circuit plate and being non-square.Opposite side is the disappearance of edging fully, promotes quality and promotes ease of processing to reach.

A purpose more of the present utility model is that a kind of circuit board edge polisher is being provided, and it can be according to the place demand, and procedure for processing is designed to linear pattern, L type or the consistent automatic flow of U type, promotes to reach the effect of applying in a flexible way.

Above-mentioned purpose of the present utility model is realized by following technical scheme.

A kind of circuit board edge polisher is made up of conveying device, grinding mechanism, it is characterized in that: be provided with the mechanism of keeping to the side, this mechanism of keeping to the side, grinding mechanism all are located on the same side of conveying device; Wherein: this mechanism of keeping to the side is that many groups are the flat roller set that is arranged above and below that tiltedly sets with throughput direction, each roller is to be hubbed on the turning rolls by roller shaft, on the roller shaft in the turning rolls outside, alternatively up and down is provided with sprocket wheel, on the one curved chain winding sprocket wheel, each is organized have at least one to be power wheel in the relative upper and lower roller.

Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:

This grinding mechanism has a support, and this support is provided with cutter, and this cutter drives revolution by motor; And this cutter is that the position is in saturating vacancy, the stage casing of guide plate, and with the revolution of the direction that moves ahead in contrast to circuit board P; The cutting periphery of this cutter is to be set as concave arc shape.

The rear of grinding mechanism is provided with steering mechanism, and this steering mechanism comprises: a motor is to be located at board top, this motor interlock one rotating disk; One pneumatic cylinder is to be located in the board, and this cylinder connects a up-and-down rod, this up-and-down rod axle sleeve that stretches through out, and its end is sheathed one driven disc with respect to disk position by thrust bearing.

Be provided with a pan feeding testing agency in conveying device inlet top, this pan feeding testing agency is the microswitch of a position adjustable.

Advantage of the present utility model is:

One, the utility model is applicable to the circuit board of any existing lattice size, and only grinds a side at every turn, must not adjust two cutter width as prior art, have convenience, and edging is very even, and disqualification rate reduces, and can avoid the effect that repeats to process.

Two, circuit board edge polisher of the present utility model can be according to the factory site demand, and is set as the line body of different kenels such as linear pattern, U type or L type, can increase the function of applying in a flexible way.

Below in conjunction with drawings and Examples, structure of the present utility model, feature and effect thereof are described further:

Description of drawings:

Fig. 1 is existing schematic diagram with circuit board.

Fig. 2 A, 2B are existing processing mode schematic diagrames with the circuit board edging.

Fig. 3 is an edge polisher schematic perspective view of the present utility model.

Fig. 4 is the vertical view of the mechanism of keeping to the side of edge polisher of the present utility model.

Fig. 5 is the side view of the mechanism of keeping to the side of edge polisher of the present utility model.

Fig. 6 is grinding mechanism stereoscopic figure of the present utility model.

Fig. 7 is a grinding mechanism vertical view of the present utility model.

Fig. 8 is the schematic diagram of 11-11 section among Fig. 7.

Fig. 9 is a steering mechanism of the present utility model schematic diagram.

Figure 10 is a steering mechanism of the present utility model user mode schematic diagram.

At first, see also shown in Figure 3ly, circuit board edge polisher provided by the utility model is made up of conveying device 2, grinding mechanism 4A and the 3A of mechanism that keeps to the side; This 3A of mechanism that keeps to the side, grinding mechanism 4A all are located on the same side of conveying device 2; Wherein:

This 3A of mechanism that keeps to the side: be provided with many groups and be the flat roller set that is arranged above and below that tiltedly sets 31,32 with throughput direction, each roller is to be hubbed on the turning rolls 36 by roller shaft 37, on the roller shaft 37 in turning rolls 36 outsides, alternatively up and down is provided with sprocket wheel 35, on the one curved chain 34 winding sprocket wheels 35, make in the relative upper and lower roller of each group and have one at least for power wheel, as Fig. 4 and shown in Figure 5.

This grinding mechanism (seeing also Fig. 6 and Fig. 7,8), it is to be provided with a support, and support is provided with cutter 42, and this cutter drives revolution by motor 41; And this cutter 42 is that the position is in saturating vacancy, the stage casing of guide plate 33 (as shown in Figure 7), and direction revolution: and for example shown in Figure 8 to move ahead in contrast to circuit board P, the cutting periphery of this cutter 42 is to be set as concave arc shape 421, cause the acute angle of its side of circuit board P that passes through and plate bits be eliminated and wear into circular-arc, and during grinding carries out.Be with the elasticity rubber tire 43 of being located at cutter 42 inboards and conveyer belt 44, make circuit board P clamping, prevent that skew from making its location by grinding mechanism 4A.

The rear of grinding mechanism 4A is provided with the 5A of steering mechanism, and the 5A of this steering mechanism comprises: a motor 51 is to be located at board 50 tops, this motor 51 interlocks one rotating disk 52; One pneumatic cylinder 53 is to be located in the board 50, and this cylinder 53 connects a up-and-down rod 54, this up-and-down rod 54 axle sleeve 55 that stretches through out, and its end is sheathed one driven disc 56 with respect to rotating disk 53 positions by thrust bearing 561.It is the structural representation and the user mode of the preferred embodiment of the 5A of steering mechanism of the present utility model that Fig. 9 reaches in 10.When driven disc 56 descends in up-and-down rod 54.Be to be lower than conveying device 2, and when pneumatic cylinder 53 starts were risen up-and-down rod, this driven disc 56 was to protrude out conveying device 2, and the circuit board P that will pass through upwards is held on the rotating disk 52 of motor, and turning to and turn round with rotating disk 52.

Also can be provided with a pan feeding testing agency 7 (as shown in Figure 3) in conveying device 2 inlet tops, it is that microswitch 71 with a position adjustable detects the circuit board P that send plate machine 1 to be sucked whether two overlapping situations are arranged, if any then can stopping by whole processing procedure, prevent to damage; If normal a slice then can be carried out procedure for processing by also moving ahead smoothly.

Circuit board edge polisher provided by the utility model is once to grind a side, has ground the 1 side second side of regrinding, by that analogy to four side.Circuit board edge polisher of the present utility model can be formed a production line with four machines, every edge polisher grinds a side, every mill finishes a side, turn to 90 degree to enter second edge polisher again through steering mechanism and grind another side, on the conveying device inlet of first edge polisher, can be provided with a pan feeding testing agency 7, other edge polishers are not then established, when circuit board P enters when keeping to the side mechanism by aforesaid pan feeding testing agency 7, utilize this to be the flat roller set 31 that is arranged above and below that tiltedly sets, 32 side force, circuit board P drawing in advancing is kept to the side, its A side is resisted against on the guide plate 33, is advanced into grinding mechanism 4A before the continuation, with this limit grinding.Shown in Figure 11 as, the former A before this of circuit board P side is kept to the side, after this side edging is finished, with pneumatic cylinder 53 will be on the up-and-down rod 54 top, make driven disc 56 be resisted against the below of rotating disk 52, so circuit board P is along with rotating disk 52 and driven disc 56 revolutions by circuit board P, when returning when turning 90 degrees, up-and-down rod 54 descends circuit board P is dropped on the conveying device 3 again, continues to move ahead, and enters the edging of next side.The circuit board P of this moment has become the B side and has kept to the side, and prepares to do the edging work of B side.So continue, all ground up to four limits.Therefore a last edge polisher no longer is provided with steering mechanism in the rear of grinding mechanism.The circuit board that mill is good is collected by unloader 6.As for, unloader 6 and the aforesaid plate machine 1 that send are the non-main target of the present utility model of prior art, hold and do not describe in detail.

In addition, the production line that four machines of the utility model are formed can be set as straight line, also can be set as the L type, promptly two platform machines are horizontal, and in addition two for directly putting, as with the arrangement of this kind pattern, then must not use conveying device 2, directly the 3rd machine be got final product with second vertical setting of machine.In linear pattern, steering mechanism makes 90 degree with circuit board P to turn to, and in U type or the L type, the steering mechanism 5 of its second machine is circuit board to be made 180 degree turn to, and so just can make a side of next desire edging is the grinding mechanism that relies on the 3rd machine.This spy in explanation.

In sum, the edge polisher that the utility model disclosed, by former times is not had, and really tool can supply industry applications, and can reach the effect of expection.

Claims

1, a kind of circuit board edge polisher is made up of conveying device, grinding mechanism, it is characterized in that: be provided with the mechanism of keeping to the side, this mechanism of keeping to the side, grinding mechanism all are located on the same side of conveying device; Wherein: this mechanism of keeping to the side is that many groups are the flat roller set that is arranged above and below that tiltedly sets with throughput direction, and each roller is to be hubbed on the turning rolls by roller shaft, and on the roller shaft in the turning rolls outside, alternatively up and down is provided with sprocket wheel, on the curved chain winding sprocket wheel.

2, according to the said circuit board edge polisher of claim 1, it is characterized in that: this grinding mechanism, have a support, this support is provided with cutter, and this cutter drives revolution by motor; And this cutter is that the position is in saturating vacancy, the stage casing of guide plate, and with the revolution of the direction that moves ahead in contrast to circuit board P; The cutting periphery of this cutter is to be set as concave arc shape.

3, according to the said circuit board edge polisher of claim 1, it is characterized in that: the rear of grinding mechanism is provided with steering mechanism, and this steering mechanism comprises:

One motor is to be located at board top, this motor interlock one rotating disk;

One pneumatic cylinder is to be located in the board, and this cylinder connects a up-and-down rod, this up-and-down rod axle sleeve that stretches through out, and its end is sheathed one driven disc with respect to disk position by thrust bearing.

4, according to the said circuit board edge polisher of claim 1, it is characterized in that: be provided with a pan feeding testing agency in conveying device inlet top, this pan feeding testing agency is the microswitch of a position adjustable.