CN1104267A

CN1104267A - Vibration-type electroplating method and its apparatus

Info

Publication number: CN1104267A
Application number: CN 93121088
Authority: CN
Inventors: 郭光熙
Original assignee: CHENZE XINGYE Co Ltd
Current assignee: CHENZE XINGYE Co Ltd
Priority date: 1993-12-24
Filing date: 1993-12-24
Publication date: 1995-06-28

Abstract

The present invention relates to a vibratory electroplating method and its electroplating equipment. Its method is as follows: its plating rack is repeatedly and momently vibrated up and down, so that the hydrogen bubbles adhered to the plated material are drawn away by electrolytic solution, and separated from the plated material. Its equipment includes an electrolytic tank, a plating rack and a driving device. Both sides of upper portion of said electrolytic tank are respectively equipepd with opposite rck seats, and the top side of each rack seat has an up-opened slot, and the plating rack is placed in slots of both rack seats of said electrolytic tank, and is driving device is equipped with a driving motor and a rotating disk, and at least one notch is made on the disk, and said rotating disk is driven by driving motor to rotate, and is placed on the side edge of the rack seat of electrolytic tank, and can hold the plating rack.

Description

Vibration-type electroplating method and its apparatus

The present invention relates to a kind of vibration-type electroplating method and device thereof, particularly relating to a kind of vertical tremor mode of utilizing removes bubble hydrogen shake accompanying on the plated body, and improve rocking of electroplate liquid, when plated body is electroplated, can obtain the vibration-type electroplating method and the device thereof of better electroplating effect.

General plated body is when carrying out electroplating activity, will produce bubble hydrogen in the electrolytic solution, and can be attached on the plated body, and the electron ion in the obstruction electrolytic solution is attached on the plated body, especially when being electroplate with the male and fomale(M﹠F) plated body, the phenomenon that hydrogen adheres to is then even more serious, under this situation, plated body can't be obtained effective electroplating effect by bubble hydrogen after adhering to after finishing plating, easily produce fold or convex, even, bubble hydrogen will produce chemical action with plated body, make the plated body surface produce corrosion phenomenon, more influence the attractive in appearance of plated body.And a kind of mode that bubble hydrogen accompanying on the plated body is removed, it is a mode of utilizing swing, see also shown in Figure 1, but its to be support body 1 one ends that will hang plated body set firmly one with the connecting rod 11 of cam 10 interlocks of left-right rotation, when cam 11 rotates, can be by the drive of connecting rod 11, and support body about 1 is slightly rocked, in the hope of bubble hydrogen rolling accompanying on the plated body surface is removed, yet, the mode of this kind mat double swerve, its frequency of rocking will be certain, therefore, electrolytic solution and bubble hydrogen will rock along with plated body, bubble hydrogen on the plated body is removed, and made electrolytic solution produce disturbance, thereby its electroplating effect is very undesirable.

See also shown in Figure 2ly, it is the plating mode of a kind of left and right sides swing, and it is that support body 2 is fixedly arranged in the rotating shaft 20, make rotating shaft 20 come and go the rotation that does not stop, so, can increase the disturbance of electrolytic solution, and can remove bubble hydrogen accompanying on the plated body, to improve the electrolysis effectiveness of plated body.

And in order more effectively to remove bubble hydrogen accompanying on the plated body, present employed plating mode, it is a kind of hydrojet plating mode, see also shown in Figure 3ly, it is to be provided with circulation line 30 in electrolyzer 3, and the circulation of elecrolyte that makes of utilizing pump not stop flows, electrolytic solution is flowed out by electrolyzer 3 bottoms, to reach the effect of disturbance electrolytic solution, so, so that more can effectively bubble hydrogen accompanying on the plated body be removed.

Another plating mode, it is jet-propelled plating mode, sees also shown in Figure 4, it is to establish a jet pipeline 4 at bottom of electrolytic tank, and utilizes pump do not stop gas is squeezed in the electrolytic solution, makes electrolytic solution produce bubble, and disturbance electrolytic solution is removed bubble hydrogen accompanying on the plated body.

Above mode, though can reach electrolytic solution turbulent effect, and can remove bubble hydrogen accompanying on the plated body, and perhaps effective for surface smooth or slightly curvature; But when for plated body exquisiter line face or lines being arranged, bubble often is trapped in the groove of line face or lines fully, then can not effectively bubble hydrogen be removed, and makes the gloss after finished product is electroplated very inconsistent, greatly reduces the texture of finished product.

Main purpose of the present invention is to provide a kind of vibration-type electroplating method and device thereof, and it has makes the effect of electroplating support body moment vibrations in electrolytic solution, to reach the purpose of bubble hydrogen accompanying on effective removal plated body.

In order to achieve the above object, vibration-type electroplating method of the present invention, it is characterized in that repeatedly will electroplate the support body vertical tremor, and during its vertical tremor, it is the mode that adopts snap action, make plated body in electrolytic solution, have the effect of moment vibrations, bubble hydrogen accompanying on the plated body is drawn back by electrolytic solution and break away from plated body, and its device includes a plating tank, and electroplates a frame and a drive unit; Both sides, plating tank top are provided with relative stand, stand is formed with the notch that opening makes progress, electroplate in the notch of two stands that frame is set up in plating tank, drive unit then is provided with a drivingmotor and a rolling disc, rolling disc is provided with more than one breach, it is to be subjected to the driving of drivingmotor and to rotate, and it is a stand side of being located at plating tank, and props up the plating frame, when drivingmotor rotates, can drive turn disc, and when the breach on the rolling disc turns on the plating frame, electroplate frame just can fall in the breach of rolling disc, make the moment decline of whole plating frame, be rotated further and work as rolling disc, electroplate the breach that frame then leaves rolling disc, be rotated the dish periphery and prop up toward rising, so, the rotation that rolling disc does not stop is electroplated frame and will be presented the phenomenon of moment vibrations up and down.

The present invention is described in detail below in conjunction with drawings and Examples;

Fig. 1 is the synoptic diagram of swing type electroplanting device in the past.

Fig. 2 is the synoptic diagram of rotary electric plating appts in the past.

Fig. 3 is the synoptic diagram of liquid-spraying type electroplanting device in the past.

Fig. 4 is the synoptic diagram of jet-propelled electroplanting device in the past.

Fig. 5 is the enforcement figure of vibration-type electroplating device of the present invention.

Fig. 6 is first synoptic diagram of vibration-type electroplating device of the present invention.

Fig. 7 is second synoptic diagram of vibration-type electroplating device of the present invention.

Vibration-type electroplating method of the present invention, be that the plating support body that will hang plated body places the electrolyzer top, make the hook that hangs on it just can go deep in the electrolytic solution, and will electroplate the support body vertical tremor repeatedly, and during its vertical tremor, it is the mode that adopts snap action, make plated body in electrolytic solution, have the effect of moment vibrations, bubble hydrogen accompanying on the plated body is drawn back by electrolytic solution and break away from plated body, especially when the rough electronplate of plate surface, the mode of this kind moment vibrations more can effectively be removed the bubble hydrogen shake that is attached to uneven place, makes its electroplating effect better.

See also shown in Figure 5, the device of this case vibration-type electroplating method, it includes a plating tank 5, and electroplates a frame 6 and a drive unit 7.

Both sides, plating tank 5 top are provided with relative stand 50, and stand 50 is formed with the notch 51 that opening makes progress, and notch 51 has proper depth.

Electroplate frame 6 and be in order to hanging plated body, it is set up in the notch 51 of two stands 50 of aforementioned electric coating bath 5, can do moving up and down with respect to the notch 51 of stand 50.

Drive unit 7 is provided with a drivingmotor 70 and a rolling disc 71 basically, rolling disc 71 is provided with that rolling disc 1 is provided with the symmetric breach 711 of two-phase in the more than one breach 711(present embodiment), and breach 711 forms arc shape, and it is to be subjected to the driving of drivingmotor 70 and to rotate for a rolling disc 71, and it is stand 50 sides of being located at aforementioned electric coating bath 5, and can prop up plating frame 6, and when rolling disc 71 rotations one suitable angle, when making breach 711 on it be positioned at the top, electroplate 6 on frame and will fall within the breach 711 of rolling disc 71, make whole plating frame 6 toward decline, and when rolling disc 71 rotates again, electroplating 6 on frame will be by shifting out in rolling disc 71 breach 711, promote and be rotated dish 71, it is up passed, so again, during rotation that rolling disc 71 does not stop, can make and electroplate frame 6 and produce reciprocal moving up and down, and it is when descending, Yi Bian because the breach 711 of rolling disc 71 is formed with drop, when making that electroplating frame 6 descends, can produce moment toward the seismism that descends.It is action situation in detail, can graphicly can know understanding by following.

See also shown in Figure 6, promptly when drivingmotor 70 rotates, can drive rolling disc 71 rotates, and turn to when electroplating on the frame 6 when rolling disc 71 rotates the breach 711 that makes on it, electroplating frame 6 just can directly be fallen into by the drop end of breach 711 in the breach 71 of rolling disc 71, make the 6 moments decline of whole plating frame, and the effect of generation vibrations, also moment produces vibrations to make the plated body of electroplating institute's hanging support on the frame 6, bubble hydrogen accompanying on the plated body is opened by shake so that obtain good electroplating effect, please cooperate again consult shown in Figure 7, when rolling disc 71 is rotated further, electroplate frame and then leave the breach 711 of rolling disc 71, prop up toward rising and be rotated the dish periphery, so, the rotation that rolling disc 71 does not stop is electroplated 6 on frame and will be presented the phenomenon of moment vibrations up and down.

In sum, vibration-type electroplating method of the present invention and device thereof really can reach the purpose and the effect of invention.

Claims

1, a kind of vibration-type electroplating method, it is that the plating support body that will hang plated body places the electrolyzer top, make the hook that hangs on it just can go deep in the electrolytic solution, it is characterized in that: shown in vibration-type electroplating method be will electroplate the support body vertical tremor repeatedly, and during its vertical tremor, be the mode that adopts snap action, make plated body in electrolytic solution, have the effect of moment vibrations, bubble hydrogen accompanying on the plated body is drawn back by electrolytic solution and break away from plated body.

2, a kind of device that is used for vibration-type electroplating method as claimed in claim 1 is characterized in that it comprises:

Plating tank, its both sides, top are provided with relative stand, and stand is formed with the notch that opening makes progress;

Electroplate frame, it is set up in the notch of two stands of plating tank;

Drive unit, it is provided with a drivingmotor and a rolling disc, and rolling disc is provided with at least one breach, and rolling disc is subjected to the driving of drivingmotor and rotates, and it is located at the stand side of plating tank, and props up the plating frame;

When drivingmotor rotates, can drive turn disc, and the breach on rolling disc, turn to when electroplating on the frame, electroplate frame and just can fall in the breach of rolling disc, make the moment decline of whole plating frame, be rotated further and work as rolling disc, electroplate the breach that frame then leaves rolling disc, be rotated the dish periphery and prop up toward rising.

3, device as claimed in claim 2 is characterized in that: the breach on the rolling disc of drive unit is an arc shape.

4, as the device of claim 2 or 3, it is characterized in that: the rolling disc of drive unit is provided with two breach.