TWI458860B - Plating rack - Google Patents

Description

Rack device

The invention relates to a pylon device, in particular to a pylon device for a PCB substrate during an electroplating process.

Printed circuit board (PCB) is a circuit product made by printing technology. Since the circuit board circuit tends to be finer, it is no longer possible to change the line by the printing technology and change the new process dry film exposure development mode. Flexibility is divided into hard circuit board and flexible circuit board, and the manufacturing process of general hard multi-layer circuit board: A. The substrate is the starting material, the inner layer is made first; B. the photoresist, exposure, development, etching and go Steps such as photoresist form the desired line; C. and roughen the copper surface by the process, increase the adhesion of the insulating resin, and then press the film, and the conduction between the inner and outer layers is mechanical or laser drilling; Then, the electroplating process is formed to form a conductive path between the substrates, and the outer layer of the circuit board after the circuit process is completed; E. Finally, the anti-welding and anti-oxidation treatment is applied to avoid the short circuit of the solder overflowing to the adjacent line when the electronic component is soldered. In order to isolate the water vapor and oxidation in the substrate and the air, the circuit board after the solder resist ink is coated is subjected to surface anti-oxidation treatment according to customer requirements to enhance the surface oxidation resistance.

Referring to FIG. 1A to FIG. 1B, the conventional PCB substrate is mounted on the electroplating process rack 1 , which has a substrate placement area 2 on which at least one PCB substrate is placed, and includes a coupling unit 1 External drive unit (not labeled) linkage bracket 10 The support frame 15 and the support frame 10 and the support frame 15 are disposed corresponding to each other in the first axial direction of the PCB substrate, and the end of the linkage bracket 10 and the support frame 15 are respectively coupled to the horizontal hanging rod 110 and the second horizontal hanging Rod 111.

The first horizontal hanging rod 110 and the second horizontal hanging rod 111 are provided with telescopic rods 12 corresponding to the two axial sides of one of the PCB substrates.

The rod member 12 can be adjusted according to the size of the PCB substrate, and the first horizontal hanging rod 110 and the second horizontal hanging rod 111 are respectively provided with a plurality of first clamping members 13 in the direction of the second axial direction, respectively. Two ends of the first clamping member 13 corresponding to the third axial direction of the PCB substrate are respectively provided with a pressing member P for pressing and holding the PCB substrate.

However, the pinch area where the pressing member P is in contact with the PCB substrate is directly contacted with the immersion agent due to the pressing member P, and the metal plating of the PCB substrate is caused by the plating process, and the thickness of the plating pinch region is uneven. As a result, the film thickness of the plating pinch region is thick and copper slag is generated, which makes the post process processing difficult, affecting the process yield and the production cost.

In view of the above, in order to improve the above problem, the present invention provides a pylon device, which includes a linkage bracket coupled to an external driving device, and one end of the linkage bracket is coupled to a first horizontal hanging rod and a supporting frame. The brackets are disposed corresponding to each other in a first axial direction, and one end of the support bracket is coupled to a second lateral hanger.

a telescopic rod member coupled to both ends of the first horizontal hanging rod and the second horizontal hanging rod respectively along the first axial direction, and a plurality of first clamping members respectively aligned along a second axial direction The first horizontal hanging rod and the second horizontal hanging rod are disposed, and the two ends of the plurality of first clamping elements corresponding to a third axial direction are respectively provided with at least one pressing member, and the pressing member is used for clamping Fixing a substrate, and the first clamping member adjacent to the pressing member has a first liquid blocking member, and the first liquid blocking member is disposed in an annular shape surrounding the pressing member, and the pressing member is Forming a closed space between the first liquid-repellent members, wherein the first liquid-repellent member is a soft material sealing strip and is high on the top side of the substrate corresponding to the first axial direction The degree does not exceed the height of the top edge of the first liquid-repellent member, and the material of the first liquid-repellent member may be one of NBR synthetic rubber, EPDM synthetic rubber, VITON fluorocarbon rubber, silicone rubber or Teflon.

Based on the above technical features, the object of the present invention is to prevent metal from being plated in the liquid barrier strip by using a soft barrier strip to prevent the thickness of the frame from being increased or to cause metal slag during the plating process. The subsequent process can reduce the cost without removing the edging or trimming procedure, and further avoid the generation of metal slag to improve the process yield.

[Prior Art]

1‧‧‧ pylon device

2‧‧‧Substrate placement area

10‧‧‧ linkage bracket

110‧‧‧First horizontal hanging rod

111‧‧‧Second horizontal hanging rod

12‧‧‧ Telescopic rods

13‧‧‧Clamping elements

15‧‧‧Support frame

【this invention】

2‧‧‧Substrate placement area

3‧‧‧Hanging device

30‧‧‧ linkage bracket

310‧‧‧First horizontal hanging rod

311‧‧‧Second horizontal hanging rod

32‧‧‧ Telescopic rods

33‧‧‧First clamping element

330‧‧‧ rod body

34‧‧‧First liquid-repellent parts

35‧‧‧Support frame

4‧‧‧Hanging device

43‧‧‧Second clamping element

430‧‧‧First straight body

431‧‧‧First transverse body

44‧‧‧Second liquid-repellent parts

5‧‧‧Hanging device

510‧‧‧First straight hanging rod

511‧‧‧Second straight hanging rod

53‧‧‧ Third clamping element

530‧‧‧Second transverse body

531‧‧‧Second straight rod

54‧‧‧ third liquid-repellent parts

A‧‧‧closed space

A’‧‧‧ first enclosed space

A”‧‧‧Second enclosed space

P‧‧‧Top press

P1‧‧‧First top press

P2‧‧‧second top press

Figure 1A is a front view of a conventional pylon device.

Figure 1B is a schematic side view of a conventional pylon device.

Figure 2A is a front elevational view of the pylon device of the present invention.

Figure 2B is a front elevational view of the first clamping element of the present invention.

Figure 2C is a side view of the first clamping element of the present invention.

Figure 3A is a front elevational view of another embodiment of the pylon device of the present invention.

Figure 3B is a front elevational view of the second clamping element of the present invention.

Figure 3C is a side view of the second clamping member of the present invention.

Figure 4A is a front elevational view of another embodiment of the pylon device of the present invention.

Figure 4B is a front elevational view of the second and third clamping members of the present invention.

Figure 4C is a side elevational view of the second and third clamping members of the present invention.

The embodiments of the present invention are described below by way of specific embodiments, and those skilled in the art can easily understand the objects of the present invention by the contents disclosed in the specification.

As shown in FIG. 2A, the present invention discloses a pylon device 3 including a linkage bracket 30 and a support coupled to an external driving device (not shown). The frame 35 is coupled to the support frame 35 in a first axial direction of a substrate placement area 2, and the end of the support frame 30 and the support frame 35 are respectively coupled to a first horizontal hanger 310 and a second horizontal hanging rod 311, and the first horizontal hanging rod 310 and the second horizontal hanging rod 311 are provided with a telescopic rod member 32 corresponding to the first axial end of the substrate placing area 2, Or extending or shortening in the direction of the first axial direction, and the first horizontal hanging rod 310 and the second horizontal hanging rod 311 are respectively provided with a plurality of first directions in a direction of a second axial direction of the substrate placing area 2 The clamping member 33 and the first clamping member 33 corresponding to the third axial direction of the substrate receiving area 2 are respectively provided with at least one pressing member P, which is not limited thereto, and is set according to actual needs. The pressing member P is in contact with and is used for pressing and fixing the substrate, and the pressing members are disposed on the same straight line.

The pylon device 3 of the present invention is characterized in that the first clamping member 33 has a rod 330 and a first resistor is disposed on the side of the rod 330 adjacent to the pressing member P. a liquid material 34, and the first liquid-repellent member 34 is disposed toward a third axial direction and corresponding to the position of the substrate placement area 2, and is disposed around the annular shape of the pressing members P, further illustrated, and first The height of the top edge of the axial substrate does not exceed the height of the top edge of the first liquid-repellent member 34, and a closed space A is formed between the pressing member P and the first liquid-repellent member 34.

Please refer to FIG. 3A , which is another embodiment of the present invention. A pylon device 4 is disclosed in the embodiment, and a similar portion of the previous embodiment in this embodiment is not further described herein. For the sake of description of differences, similar components are described using the component symbols of the previous embodiment.

The pylon device 4 includes the linkage bracket 30, the support frame 35, the first lateral hang bar 310 and the second lateral hang bar 311 according to the previous embodiment, and the pylon in the embodiment The device 4 does not include the telescopic rod member 32 and the first clamping member 34 described in the previous embodiment, and either the first horizontal hanging rod 310 or the second horizontal hanging rod 311 is the first one A freely movable rod for axial movement.

Please also refer to the figures 3B~3C, which is characterized by: A second clamping member 43 is respectively disposed correspondingly to the first axial direction and coupled to the first horizontal hanging rod 310 and the second horizontal hanging rod 311, respectively, and the second clamping member 43 is facing the second The axial direction has a plurality of first straight rods 430 and is arranged in sequence, and the spacing of the straight rods 430 may be equal or unequal, and is not limited thereto, and is designed according to actual needs. The first horizontal rod body 431 is coupled to the first horizontal rod body 431, and the first horizontal rod body 431 at the coupling position is provided with at least one first pressing member P1 for topping The first pressing member P1 is fixed on the same straight line, and further, the first straight rod body 430 and the first horizontal rod body 431 are perpendicular to each other or not perpendicular to each other. This is not limited, and the design is based on actual needs.

a second liquid-repellent member 44 is respectively disposed in the first lateral rod body 431, and the second liquid-repellent member 44 extends toward the second axial direction to the two side ends of the first horizontal rod body 431 and A first closed space A' is formed between the first pressure-receiving member P1 and the second liquid-repellent member 44.

As described above, the length of the second liquid-repellent member 44 corresponding to the second axial direction is less than or equal to the substrate, and the height of the top edge of the substrate corresponding to the first axial direction does not exceed the second liquid-repellent member. The top edge height of 44.

Referring to FIG. 4A, which is still another embodiment of the present invention, a pylon device 5 is disclosed in the embodiment, and a similar portion of the previous embodiment in this embodiment is not further Description, only for the description of the difference, the similar components are used before The symbol of an embodiment is described.

The pylon device 5 includes a linkage bracket 30, a support frame 35, a first lateral hang bar 310, a second lateral hang bar 311, a second clamping member 43, a first pressing member P1 and a second liquid blocking member 44, The pylon device 5 of the present embodiment is characterized in that: a first straight hanging rod 510 and a second straight hanging rod 511 are respectively disposed on two sides of each substrate facing the second axial direction, and The first horizontal hanging rod 510 and the second vertical hanging rod 511 are coupled to the first horizontal hanging rod 310 and the second horizontal hanging rod 311 respectively on the two opposite ends of the first axial direction, and the first straight hanging rod The rod 510 and the second straight hanging rod 511 are respectively provided with a third clamping member 53 on the side of the substrate placement area 2 on the side.

The third clamping member 53 has a plurality of second transverse rods 530 in the direction of the first axial direction and is sequentially arranged, and the spacing of the lateral rods 530 is matched. The second lateral rod body 530 is coupled to a second straight rod body 531 at the end of the coupling position, and is not limited thereto. The two straight rods 531 are provided with at least one second pressing member P2 for reinforcing the fixed substrate to make it more stable during the movement, and the second pressing members P2 are The second straight rod body 531 and the second horizontal rod body 530 are perpendicular to each other or not perpendicular to each other, and are not limited thereto, and are designed according to actual needs.

a third liquid blocking member 54 is disposed in the second straight rod body 531, and the third liquid blocking member 54 extends to the opposite sides of the second straight rod body 531 in a direction corresponding to the first axial direction. And disposed in an annular shape surrounding the second pressing members P2, and a second closed space A" is formed between the second pressing members P2 and the third liquid blocking member 54.

As described above, the length of the third liquid-repellent member 54 corresponding to the first axial direction is less than or equal to the substrate, and the height of the top edge of the substrate corresponding to the second axial direction is not exceeded. The top edge height of the third liquid barrier 54 is passed.

According to the three embodiments of the present invention, the first liquid blocking member 34, the second liquid blocking member 44 and the third liquid blocking member 54 may be a soft material sealing strip, and the material thereof is optional. It is one of NBR synthetic rubber, EPDM synthetic rubber, VITON fluorocarbon rubber, silicone rubber, Teflon, butyl rubber (IIR), and chlorine rubber (CR).

In view of the above, the above various embodiments of the pylon device disclosed by the present invention are characterized in that a layer of liquid-repellent strip (34/44/54) is added to the pinch area, and the agent is separated by using a soft barrier strip. It can avoid metal plating in the barrier strip area, so that the thickness of the frame can be increased without increasing the thickness or metal slag during the electroplating process, so that the subsequent process can reduce the cost without removing the edging or trimming procedure, and further avoid the metal slag. Produce and improve process yield.

However, the specific embodiments described above are merely used to exemplify the features and functions of the present invention, and are not intended to limit the scope of the present invention, and may be used without departing from the spirit and scope of the present invention. Equivalent changes, modifications, or changes in the number of equivalent elements of the present invention are still covered by the scope of the following claims.

2‧‧‧Substrate placement area

3‧‧‧Hanging device

30‧‧‧ linkage bracket

310‧‧‧First horizontal hanging rod

311‧‧‧Second horizontal hanging rod

32‧‧‧ Telescopic rods

33‧‧‧First clamping element

34‧‧‧First liquid-repellent parts

35‧‧‧Support frame

Claims (14)

A pylon device includes: a linkage bracket coupled to an external driving device, the coupling bracket is coupled to a first horizontal hanging rod at one end; and a supporting frame coupled to the first shaft The direction of the direction is corresponding to each other, the support frame is coupled to a second horizontal hanging rod at one end, and the telescopic rod member is coupled to the first horizontal hanging rod and the second horizontal hanging rod respectively along the first axial direction. And a plurality of first clamping members are respectively disposed on the first horizontal hanging rod and the second horizontal hanging rod along a second axial direction, and corresponding to a plurality of the third axial axes At least one pressing member is respectively disposed at two ends of the first clamping member; wherein the first clamping member adjacent to the pressing member has a first liquid blocking member, and the first liquid blocking member surrounds the first liquid blocking member The annular shape of the pressing member is disposed, and a sealing space is formed between the pressing member and the first liquid blocking member. The pylon device of claim 1, wherein the first liquid-repellent member is a soft material sealing strip, and the material of the first liquid-repellent member is NBR synthetic rubber, EPDM synthetic rubber, VITON One of fluorocarbon rubber, silicone rubber or Teflon. The pylon device of claim 1, wherein the pressing member is configured to clamp and fix a substrate, and the height of the top edge of the substrate corresponding to the first axial direction does not exceed the first resistance. The top edge height of the liquid piece. The pylon device of claim 1, wherein the pressing members are disposed on the same straight line. The pylon device of claim 1, wherein the telescopic rod member is extendable or shortenable toward the first axial direction. A pylon device includes: a linkage bracket coupled to an external driving device at one end; and a support frame corresponding to the linkage bracket in a first axial direction a first horizontal hanging rod coupled to the linkage bracket at one end; a second lateral hanging rod coupled to the support frame at one end; and a second clamping member facing the first shaft Correspondingly, the second clamping elements are respectively coupled to the first horizontal hanging rod and the second horizontal hanging rod, and the second clamping element has a plurality of the second axial direction The first straight rod body is coupled to a first transverse rod body at one end, and the first horizontal rod body adjacent to the coupling portion is provided with at least one first pressing force. a second liquid-repellent member respectively disposed in the first transverse rod body of the second clamping member, and the second liquid-repellent member is extended to the first direction corresponding to the second axial direction The two sides of the transverse rod body are disposed in an annular shape surrounding the first pressure-receiving members, and a first closed space is formed between the first pressure-receiving member and the second liquid-repellent member. The pylon device of claim 6, wherein the second liquid-repellent member is a soft material sealing strip, and the second liquid-repellent member is made of NBR synthetic rubber, EPDM synthetic rubber, VITON fluoride. One of carbon rubber, silicone or Teflon. The pylon device of claim 6, wherein the first pressing member is for holding and fixing a substrate, and the length of the second liquid blocking member corresponding to the second axial direction is less than or Equal to the substrate, and the height of the top edge of the substrate corresponding to the first axial direction does not exceed the height of the top edge of the second liquid-repellent member. The pylon device of claim 6, wherein the first pressing members are disposed on the same straight line. The pylon device of claim 6, wherein either the first lateral hanger or the second lateral hangbar is a hanging rod that is free to move toward the first axial direction. The pylon device of claim 6, wherein the cradle device further has: a first straight hanging rod, which is coupled to one end of the first horizontal hanging rod and the second horizontal hanging rod respectively; a second straight hanging rod is oriented in the second axial direction The first straight hanging rod is correspondingly disposed, and the two ends of the second straight hanging rod are respectively coupled to one end of the first horizontal hanging rod and the second horizontal hanging rod, the first straight hanging rod and the second The straight hanging rods are respectively provided with a third clamping element on the side corresponding to each other; wherein the third clamping element facing the first axial direction has a plurality of second transverse rods, the second One end of the transverse rod body is coupled to a second straight rod body, and the second straight rod body coupled to the coupling body is provided with at least one second pressing member. The pylon device of claim 11, wherein the second pressing member is for holding and fixing a substrate, and the second clamping member has a third resistance in the second straight rod body. a liquid member, and the third liquid-repellent member extends to a side of the first axial direction to both side ends of the second straight rod body, and is disposed in an annular shape surrounding the second pressing members And a second enclosed space is formed between the second pressing member and the third liquid blocking member. The pylon device of claim 12, wherein the third liquid-repellent member is a soft material sealing strip, and the material of the third liquid-repellent member is NBR synthetic rubber, EPDM synthetic rubber, VITON One of fluorocarbon rubber, silicone rubber or Teflon. The pylon device of claim 12, wherein the second pressing members are disposed on the same straight line, and the height of the top edge of the substrate corresponding to the second axial direction does not exceed the first The top edge height of the three-resistance liquid.