JP6542168B2 - Rotary plating device - Google Patents

Description

  The present invention relates to a rotary plating apparatus that performs plating while rotating a work in a plating tank.

  As a plating apparatus for plating a work, the work is allowed to stand still in a plating bath where a plating solution is stored as a cathode, and a metal film is electrolytically deposited on the surface of the work by applying a voltage. What can be made conventionally is known, and it is possible to form an edible metal layer on a work, electrodeposit a grindstone on a work, or form an electrode portion on an electronic component.

  Further, as a type of plating apparatus, a workpiece supported so as to be hung on a rotating shaft is immersed in a plating solution in a plating tank, and the rotating shaft is swung in the plating tank while rotating the workpiece around the rotating shaft. A rotary plating apparatus shown in Patent Document 1 is known in the prior art, which makes the plating layer applied to a work uniform by making the work.

Unexamined-Japanese-Patent No. 5-77168

  According to the above-mentioned document, since the angle of the surface to be plated can be sequentially changed by rotating the workpiece axially, the unevenness of the thickness of the plating formed on the surface of the workpiece can be reduced. Since the single work supported so as to be suspended from the rotating shaft is axially rotated around the rotating shaft in the plating tank, the plating surface of the workpiece is far from a point close to the rotating shaft There is a problem that the movement range in the plating tank is largely different depending on the location, and the uniformity of plating may not be sufficient.

  SUMMARY OF THE INVENTION In the present invention, it is an object of the present invention to provide a rotary plating apparatus capable of performing plating processing uniformly on a work in a rotary plating apparatus that performs electroplating by immersing a work in a plating solution.

Since the present invention is to solve the above problems, firstly, a rotating plating apparatus for performing electroplating by immersing the workpiece in the plating solution, and the support 3 in which the workpiece is mounted supported, before Symbol workpiece constantly or And a rotary drive unit 2 for rotating the work in a state of being periodically immersed in the plating solution, wherein the rotary drive unit 2 is pivotally supported on the opposing surface side of a pair of side plates 6 and 6 disposed opposite to each other. It has a rotation support portion 11, a gear transmission mechanism 12 for transmitting rotational power to the rotation support portion 11, and a motor 13. The rotation support portion 11 has a disk-shaped rotating body 22 and the rotating body 22. The support 3 has a rod-like support rod 27 detachably formed on the side of the mounting portion 23, and a holding portion 28 for detachably holding the work. And the mounting portion 2 attached to the rotation support portion 11. When, with the mounting portion 23 is characterized by being configured to be able to change the support 3 is attached to the attachment portion 23.

Second, the mounting portion 23 is bent in an L shape so that the mounting surface on which the support 3 is mounted is parallel to the rotation axis, and the support 3 can be detachably attached to the mounting surface. It is characterized in that a fixing hole (23a) which can be fixed is provided .

Thirdly , a plurality of the attachment portions 23 are provided on the circumferential surface of the circular sealing cover 26 disposed on the inner surface center side of the rotating body 22 .

Fourth, the mounting portions 23 are characterized by being disposed at equal intervals along the outer periphery of the sealing cover 26 .

  Fifth, a plurality of the holding portions 28 are provided side by side in the axial direction of the support rod 27.

Sixthly, the holding portion 28 is formed on a plurality of ring portions 30 through which a part of the work is inserted, a holding clip for holding the work, a holding rod for holding the work, or the work A locking piece to be inserted into the hole or the groove is formed .

Seventh, the holding portion 28 is formed with a plurality of ring portions 30 through which a part of the work is inserted , and the contact portion with the work is changed at least in part while the work is rotating. Thus, it is characterized in that it has a structure for holding the work with rattling.

  Eighth, it comprises an applying device for applying a voltage, and a connection circuit 4 for electrically connecting the cathode of the applying device and the holding portion 28, and the holding portion 28 includes the work as the cathode of the applying device It is characterized in that it is configured to be held in an electrically connected state.

  Ninth, at least a part of the connection circuit 4 is formed on the rotation shaft.

  According to the above configuration, the entire work is plated by positioning the workpiece, which is rotated by the rotation driving device while being immersed in the plating solution, not about the rotation shaft of the rotation driving device but around the rotation shaft. The plate is moved within a large circular orbit around the rotation axis, so that the plating applied to the work can be formed more uniformly.

  The support rod is rotatably driven along the rotation shaft and around the axis of the rotation shaft by the rotation driving device, and the holding portion is provided integrally with the support rod. The work of attaching and detaching the work to the part can be made smoother.

  In addition, according to the holding portion protruding radially from the support rod, a space for holding the work can be easily secured, and the entire work held by the holding portion can further extend within the plating solution. Since it moves on a large circular locus, it becomes more difficult to make uneven plating.

  In addition, according to what provided the said support rod so that attachment or detachment was possible, attachment and detachment of the workpiece | work to the rotary drive device side becomes easy, and it is comprised so that various types of workpieces can be hold | maintained by changing only a support rod. Cost can also be kept low.

  Moreover, according to what provided the said holding part in order in multiple numbers in the axial direction of the said support rod, it can plate-process many workpiece | works at once.

  Moreover, according to what provided the said support rod two or more in order arranged around the axis of the above-mentioned rotation axis, while being able to perform plating processing of more work at a time, shape is provided by providing a corresponding support rod separately. Different workpieces can also be plated at one time.

  The holder may be configured to hold the work with rattling so that the contact portion with the work is changed at least in part during rotation of the work. Plating processing can also be performed on the portion where the holding portion and the workpiece contact with each other.

  The device further includes an application device for applying a voltage, and a connection circuit for electrically connecting the cathode of the application device and the holding unit, the holding unit electrically connecting the work to the cathode of the application device. According to what is configured to be held in a stationary state, the work can be automatically applied to the work by holding the work in the holding unit.

  Further, according to at least a part of the connection circuit formed on the rotation shaft, the configuration around the rotation shaft and a part of members of the connection circuit can be used together, so the number of parts can be reduced. While being able to reduce and hold down cost, it can be configured more compactly.

It is a front view showing a rotary plating device to which the present invention is applied. It is AA sectional drawing of a rotation plating apparatus. (A) and (B) are the top view and front view which showed the holding | maintenance part. FIG. 5 is a cross-sectional view of the main parts showing the configuration of the wiring mechanism. It is an assembly drawing showing composition of a wiring mechanism. It is the principal part side view which showed the structure of the rotation support part.

  FIG. 1 is a front view showing a rotary plating apparatus to which the present invention is applied, FIG. 2 is a sectional view taken along the line A-A of the rotary plating apparatus, and FIGS. 3 (A) and 3 (B) show holding portions. They are a plan view and a front view. The illustrated rotary plating apparatus includes a support 3 to which a work (plate to be plated) W to be plated is attached and supported, a rotary drive 2 for rotating the support 3, and a support for the rotary drive 2. And a conductive mechanism (connection circuit) 4 for applying a voltage to the workpiece W supported by the support 3 from the frame 1 side, and rotating the workpiece W in the plating solution It is comprised so that the plating process can be performed.

  The frame 1 includes a pair of left and right side plates 6, 6 extending in the vertical direction, an upper connecting rod 7 for connecting upper end sides of the pair of side plates 6, 6 opposed to each other, and a pair of side plates 6, 6 is composed of a pair of front and rear lower connecting rods 8 and 8 which connect lower end sides of each other 6 and an upper supporting plate 9 which is bridged to the upper side of the pair of side plates 6 and 6; It consists of In addition, each member which comprises the frame 1 may be another member if it is a member without electroconductivity.

  The rotary drive unit 2 comprises: rotary support portions 11 and 11 rotatably supported on opposite surfaces of a pair of side plates 6 and 6 disposed opposite to each other; and gear transmission for transmitting rotational power to the rotary support portion 11 It comprises a mechanism 12 and a motor 13 mounted on the upper support plate 9 so that the rotation support portion 11 can be rotationally driven in the plating solution by the driving force output from the motor 13 There is. Each configuration will be described below.

  The motor 13 is mounted on and fixed to the upper support plate 9, and performs an adjusting operation of an output gear 14 for outputting power to the gear transmission mechanism 12 and a driving force (rotational speed) output from the output gear 14. An operation portion 16 is provided, and is supported and fixed on the upper surface side of the upper support plate 9 at a position close to one of left and right sides (left side in the illustrated example) of the side plate 6 (see FIG. 1).

  The motor 13 is configured such that the rotational speed can be freely adjusted by the operation tool 16, and the above-mentioned rotational drive device is adapted to the shape / type of the work W to be plated, the concentration of the plating solution, etc. The rotation speed can be adjusted and changed. Although a DC motor is used in the illustrated example, the type of motor is not limited as long as the rotational speed can be arbitrarily adjusted.

  The gear transmission mechanism 12 is provided on the inner surface side of the side plate 6 on one side (left side in the illustrated example) on which the motor 13 is disposed, and is a rectangular shape extending in the vertical direction along the side plate 6 A plate-like gear support plate 17, a first transmission gear 18 to which power from the output shaft 14 of the motor 13 is geared, and a second transmission to which power transmitted from the first transmission gear 18 is geared The transmission gear 18, 19, 21 comprises a gear 19 and a third transmission gear 21 for transmitting power transmitted from the second transmission gear 19 to the rotary support 11 side. It is rotatably supported by the gear support plate 17 on the inner side. That is, the transmission gears 18, 19 and 21 are arranged in the vertical direction so that the driving force can be transmitted from the side of the output gear 14 of the motor 13 to the side of the rotation support portion 11 below the side plate 6 (FIG. 1) And Figure 2).

  The rotation support portion 11 is capable of rotating the disk-like rotating body 22 to which the power transmitted from the gear transmission mechanism 12 (third transmission gear 21) is geared, and the rotating body 22 to be rotatable to the side plate 6 side. It is comprised from the shaft part 24 supported pivotally, and the attaching part 23 provided in the rotary body 22 side and in which the said support body 3 was comprised so that attachment or detachment was possible. Further, the rotation support portions 11 are provided on the lower side of the pair of side plates 6 and 6, respectively, and the rotation support portions 11 are disposed so as to face each other (see FIG. 1).

  A plurality (eight locations in the illustrated example) of the mounting portions 23 are provided on the circumferential surface of the cylindrical sealing cover 26 disposed on the inner surface center side of the rotating body 22, and each mounting portion 23 is the aforementioned sealing It arrange | positions at equal intervals along the outer periphery (circle locus | trajectory) of the cover 26 (refer FIG. 2). That is, the mounting portion 23 is disposed at a position separated by a predetermined radius from the axial center of the rotation shaft of the shaft portion 24, and each mounting portion 23 is vertically and longitudinally in the axial center of the rotation shaft of the shaft portion 24. It is configured to make a circular motion.

  Further, the mounting portion 23 is bent in an L shape so that the mounting surface on which the support 3 is mounted is parallel to the rotation axis, and the end of the support 3 is detachable from the mounting surface. A fixing hole 23a that can be fixed is drilled.

  Further, the pair of left and right rotation support portions 11 provided on the side plates 6 are attached to the attachment portions 23 of the left and right rotation support portions 11 of the support 3 extending in the left and right direction. By being fixed, it is comprised so that it may rotate integrally. That is, by rotationally driving the rotation support portion 11 (rotary body 22) on the left and right sides (the left side in the illustrated example) by the driving force output from the motor 13, the rotation support portions 11 and 11 on the other left and right sides Can also rotate together at the same time.

  The support 3 is formed on a support rod 27 extending in the left-right direction, a holding portion 28 for holding a work W provided at an intermediate portion of the support rod 27, and both end sides of the support rod 27. The mounting portion 23 and the bolt fixing portion 31 to be bolt-fixed are provided, and a plurality (eight in the illustrated example) is detachably configured on the left and right rotation supporting portions 11 (mounting portion 23) side. (See Figure 3).

  In the illustrated example, the holding portion 28 is constituted by four holding pieces 29 for locking the corner portions of the rectangular plate-like work W, and a plurality of holding portions 29 (five in the illustrated example) are provided in the longitudinal direction of the support rod 27. A plurality of the workpieces W) are provided side by side so that they can be detachably held.

  Specifically, the holding piece 29 has an annular portion 30 formed at the tip end side, through which the corner portion of the rectangular work W is inserted, and is arranged in the extending direction of the support bar 27 to form the annular portion 30. A pair of first holding pieces 29A, 29A, and a pair of second holding pieces 29B formed so as to protrude from the orthogonal direction of the support bar 27 and arranged so that the ring portions 30 face each other. And 29 B. Thus, the four corners of the rectangular plate-like work W can be held so as to be sandwiched by the ring portions 30 of the respective holding pieces toward the center.

  Further, when the support rod 27 is attached to the mounting portion 23 side, the holding portion 28 is provided in a direction radially projecting from the axial center of the rotation shaft of the rotation support portion 11 (rotary plate 22) (See Figure 2). For this reason, the work that can be attached to the rotary plating apparatus is a circumferential surface of a rotary body configured in a cylindrical shape by a pair of left and right rotary drivers 11 and a support 3 (support bar 27) provided therebetween. A plurality of (40 in total in the illustrated example) are arranged in the.

  As a result, the work W to be attached and detached by the holding portion 28 can be arranged with higher space efficiency, and the work W is rotationally moved larger around the rotation axis of the rotation support portion 11 in the plating solution. As a result, unevenness in plating conditions for each work W is eliminated, and more uniform plating can be performed.

  Further, the holding portion 28 (holding piece 29) is formed of a member having a slight elasticity, and the opposing holding piece 29 can be bent so as to be spread, so that the work of attaching and detaching the work W can be facilitated.

  Furthermore, the holding portion 28 (holding piece 29) is configured to hold the work W in a state where it has rattle. In other words, the workpiece W held by the holding portion 28 is configured to be allowed to move slightly in the upper, lower, front, rear, left, and right directions in the ring portion 30 in a held state.

  According to this configuration, when the work W held by the holding portion 28 is rotationally driven around the shaft portion 24 of the rotation support portion 11, the four corners of the work W and the holding pieces 29 (the ring portion 30) The contact point of the workpiece can be changed as needed according to the rotational position, and the entire surface of the workpiece W can be plated.

  Incidentally, the holding portion 28 is not limited to one configured by the holding piece 29 having the illustrated shape. For example, a holding clip (not shown) for always holding the work W at one or a plurality of places, a thing put into a cage-like holding rod (not shown), or a lock for holding in a hole or groove formed in the work It may be a piece or the like, as long as the work W to be plated is detachably configured.

  That is, when changing the shape of the work W to be plated, only the support 3 that can be detached from the rotary support 11 is changed to the support 3 that can hold the work W after the change. Therefore, it is possible to perform the plating process on the workpiece W of various shapes at lower cost without changing the whole rotary plating apparatus.

  The conductive mechanism 4 is a plate-like member which is disposed on the outer surface upper side of the side plate 6 (near the upper support plate) and extends in the front-rear direction of the side plate and has a conductive member (copper plate, iron plate, etc.) A second conductive member 33 extending from the first conductive member to the shaft portion 24 side of the rotation support portion 11 in the vertical direction along the side plate 6; And a wiring mechanism 34 for wiring the voltage conducted to the second conductive member 33 to each attachment 23 side, and electrically connecting the cathode side of the application device (not shown) to the first conductive member 32 side. Thus, a voltage can be applied to the work W supported on the support 3 side (see FIGS. 1 and 2).

  The wiring mechanism 24 will be specifically described. The voltage conducted to the end portion side of the second conductive member 33 extended to the shaft portion 24 side of the rotation support portion 11 is stored in the shaft portion 24 of the rotation support portion 11. It is wired so that it can conduct electricity to each attaching part 23 side arranged in plurality (eight in the example shown in the figure) radially with the shaft part 24 as an axis while permitting rotational driving. The detailed configuration of the wiring mechanism 34 will be described later.

  Further, the second conductive member 33 is covered by a cover body 36 provided on the left and right outer surface side of the side plate 6, and the wiring mechanism 34 is configured to be sealed in the rotation support portion 11. Thus, it is possible to prevent the second conductive member 33 disposed in the plating solution and the wiring mechanism 34 from being plated during the plating process. The cover body 36 is bolted to the side plate 6 by a mounting hole 36a drilled on the lower end side (see FIG. 4).

  Incidentally, in the support portion 3, the bolt fixing portion 31, the support rod 27, and the holding portion 28 are constituted by conductive members. At this time, the outer peripheral surface side of the support rod 27 and the holding portion 28 may be covered with an insulating cover made of an insulator. As a result, it is possible to prevent the plating process in the plating solution more efficiently than the portion other than the work W to be plated.

  According to this configuration, when performing the plating process, the second conductive member 33 is applied by applying a voltage to the first conductive member 32 extended in the front-rear direction above the liquid surface of the plating solution by the application device. A voltage can be applied to the work W supported on the support 3 side via the wiring mechanism 34.

  Next, a specific configuration of the wiring mechanism will be described based on FIGS. 4 to 6. 4 is a cross-sectional view of the main part showing the configuration of the wiring mechanism, FIG. 5 is an assembly drawing showing the configuration of the wiring mechanism, and FIG. 6 is a side view of the main part showing the configuration of the rotary support It is.

  The wiring mechanism 34 has a cylindrical sliding sleeve 41 bolted to the lower end side of the second conductive member 33, and a connecting member 42 axially rotatably inserted on the inner peripheral surface side of the sliding sleeve 41. A connecting bolt 43 which is inserted into the connecting member 42 and connected to the fastener 50 on the shaft (side plate) side and the rotating body (rotation support portion) side, the end side of the connecting member 42 and the above A disc-shaped connection plate 44 electrically connected to the attachment portion 23 and the attachment portion 23 positioned so as to be sandwiched between the connection plate 44 and the rotating body 22 are provided.

  Further, the wiring mechanism 34 is mounted on the side plate 6 side, a bearing member 46 fitted into the center of the rotating body 22 and integrally rotating, a cylindrical bearing side sleeve 47 fitted to the bearing member 46, and A side plate side shaft portion 48 integrally formed with the fixed cover body 36 and in which the bearing member 46 is rotatably fitted, a cap 49 for sealing the cover body 36, and the sealing cover 26. , It is comprised so that the inner side of the rotation support part 11 (shaft part 24 and rotary body 22) may be sealed.

  The connecting member 42 is formed such that the shape of the outer peripheral surface is different between the side plate 6 side and the rotating body 22 side. Specifically, the proximal end side of the connection member 42 is formed so as to be axially rotatably inserted on the inner peripheral surface side of the sliding sleeve 41 by the sliding portion 42 a whose cross section is formed in a cylindrical shape. The tip end side of the connecting member 42 is a rectangular shape in which the axial center of the connection plate 44 and the axial center of the bearing member 46 (rotary body 22) are bored by the connecting portion 42b having a rectangular cross section. Are formed so as to be insertable into the connection holes 44a and 46a of the second embodiment.

  Thus, the connecting member 42 is configured to rotate integrally with the rotary plate 22 that is rotated by the power transmitted from the gear transmission mechanism 12 on the side of the connecting portion 42 b. It is configured to be pivoted accordingly. At this time, when the connecting member 42 is pivoted, the sliding portion 42 a slides (is idled in contact with the inner peripheral surface side of the sliding sleeve 41 fixed to the side plate side shaft portion 48). Is configured as.

  That is, the inner peripheral surface side of the sliding sleeve 41 which is directly connected and fixed to the second conductive member 33 by the connecting member 42 (the sliding portion 42a and the connecting portion 42b) of the configuration, and the shaft portion 24 A connecting plate 44 which is rotated about the axis of rotation of the shaft and is connected electrically to each mounting portion 23 is connected in a conductive state.

  As shown in FIG. 4 to FIG. 6, the connecting plate 44 is formed on the outer peripheral surface side with a groove 44a in which each mounting portion 23 is fitted (positioned), and is formed bent in an L shape. On the side of the mounting portion 23, there is also formed a recess 23b which is fitted alternately with the groove 44a on the side of the connection plate 44, so that the mounting location of the mounting portion 23 arranged on the circumference of the connection plate 44 can be positioned smoothly. Is configured as. The recessed portion 23b is fitted in the groove 44a so that the thickness of the overlapped portion is equal to the thickness of the connection plate 44 (see FIG. 4).

  At this time, on the side of the rotary body 22 to which the connection plate 44 and the attachment portion 23 are attached, a concave portion in which the head of a fixing screw connecting the groove 44 on the connection plate 44 side and the recess 23 on the attachment portion 23 is accommodated. The installation portion 22 a is recessed, and it is configured so that the position on the rotary body 22 at which the attachment portion 23 is disposed can be easily positioned.

  Since the connection plate 44 and the attachment portion 23 attached to the rotating body 22 side as described above are formed of conductive members, the sealing cover 26 formed of an insulator is connected to the fixing bolt 55 with the fixing bolt 55. The conductor portion is configured so as not to be exposed to the plating solution by mounting and fixing the connecting plate 44 on the rotary body 22 side so as to cover the connection plate 44 using the bolt 43 and the tightening body 50 to be tightened together.

  In the mounting portion 23, an insulating cover 23c is provided on the surface opposite to the surface on which the support 3 is mounted, at a location where the bolt fixing portion 31 is formed and bent in an L shape. The portion which can not cover the exposure of the conductive portion is covered only by the sealing cover 26.

  Furthermore, as shown in FIG. 4, the mounting portion 23 is formed from a gap between the rotating body 22 and the end of the support portion 3 (support rod 27) after the support 3 is bolted. When a part of the attachment portion 23 is exposed, the attachment portion 23 (conductive portion) can be more reliably prevented from being exposed in the plating solution by filling the gap with a filling member 60 such as a putty. . According to the above configuration, the connection plate 44 and the attachment portion 23 which are conductive members attached to the rotary body 22 can be sealed so as not to be exposed to the plating solution.

  The bearing member 46 is configured to integrally rotate with the rotating body 22 by being fitted to the axial center side of the rotating body 22. Further, on the axial center side of the bearing member 46, a rectangular connection hole 46a into which the connection portion 42b of the connection member 42 is fitted and inserted, and an outer peripheral surface of the sliding sleeve 41 fixed on the side plate 6 side. And an outer recess in which the side plate side shaft portion 48 which is recessed annularly on the outer peripheral side of the inner recess 46b and fixed on the side plate 6 side is slidably received. The 46c is recessed.

  In addition, a bearing (bearing) 45 is provided on the inner peripheral surface side of the outer recess 46c to make rotational drive around the side plate shaft 48 smooth, and the bearing member 46 is provided on the outer peripheral surface side of the outer recess 46c. The cylindrical bearing side sleeve 47 is provided. Thus, the rotary member 22 (bearing member 46) is connected to the side plate shaft portion 48 projecting from the side plate 6 in a state where the rotary member 22 (bearing member 46) can be rotationally driven smoothly.

  The side plate side shaft portion 48 is provided on the lower end side of the cover body 36 which covers the second conductive member 33, and the cylindrical shaft portion 48a which protrudes to the rotary support 11 side, and the sliding An insertion hole 48b through which the sleeve 41 is inserted and fixed in a non-rotating state, an exposed portion 48c for bolting the sliding sleeve positioned in the insertion hole 48b and the lower end of the second conductive member 33; It is comprised from the cap part 49 which opens and closes the exposed part 48c.

  From the above, according to the conductive mechanism 4 described above, the application device → the first conductive member 32 → the second conductive member → the wiring mechanism 24 (sliding sleeve 41 → connection member 42 → connection plate 44 → attachment portion 23) → support portion The voltage applied by the application device can be conducted to the work W held by the holding unit 28 by being connected in the order of 3 (support bar 27 → holding piece 29). In addition, as long as the said member is a member which has electroconductivity, it may be formed by what.

  In addition to the members constituting the conductive mechanism 4, the members having the conductive property and the like are used, and the members constituting the conductive mechanism 4 are the cover body 36 and the side plate side. The shaft 48, the bearing member 46, the rotating body 22, the sealing cover 26, the insulating cover 23c, the tightening body 50, the putty 60, etc. do not touch the plating solution when immersed in the plating solution during the plating process. By covering the conductive portion, the conductive mechanism 4 is configured not to be plated.

2 Rotary drive device 4 Wiring mechanism (connection circuit)
27 Support rod 28 Holding part

Claims (9)

It is a rotary plating device that performs electroplating by immersing a workpiece in a plating solution.
A support (3) on which the work is mounted and supported;
And a rotation drive device for rotating the workpiece in a state before Symbol workpiece is immersed in constantly or periodically plating solution (2),
The rotational drive unit (2) transmits rotational power to the rotational support (11) supported on the opposite surface side of the pair of side plates (6, 6) disposed opposite to each other and the rotational support (11) Gear transmission mechanism (12) and motor (13),
The rotation support portion (11) has a disk-shaped rotation body (22) and an attachment portion (23) attached to the rotation body (22) side.
The support (3) has a rod-like support rod (27) detachably formed on the side of the mounting portion (23), and a holding portion (28) for detachably holding the work.
A rotary plating apparatus characterized in that the mounting portion (23) mounted to the rotation support portion (11) and the support (3) mounted to the mounting portion (23) can be changed . The mounting portion (23) is bent in an L shape so that the mounting surface on which the support (3) is mounted is parallel to the rotation axis, and the support (3) is attached to and detached from the mounting surface The rotary plating apparatus according to claim 1, further comprising a fixing hole (23a) which can be fixed . The rotary plating apparatus according to claim 2, wherein a plurality of the mounting portions (23) are provided on a peripheral surface of a circular sealing cover (26) disposed on the inner surface center side of the rotating body (22) . The rotary plating apparatus according to claim 3, wherein the mounting portions (23) are arranged at equal intervals along an outer periphery of the sealing cover (26) . The rotary plating apparatus according to any one of claims 1 to 4, wherein a plurality of the holding portions (28) are provided side by side in the axial direction of the support rod (27). The holding portion (28) is formed on a plurality of ring portions (30) through which a part of the work is inserted, a holding clip for holding the work, a holding rod for holding the work, or the work The rotary plating apparatus according to any one of claims 1 to 5, wherein a locking piece to be inserted into the hole or the groove is formed . The holding portion (28) is formed with a plurality of ring portions (30) through which a part of the work is inserted , and the contact portion with the work is changed at least in part while the work is rotating. The rotary plating apparatus according to claim 6, wherein the rotary plating apparatus has a structure for holding the work in a state of having a play. An application device for applying a voltage;
A connecting circuit (4) electrically connecting the cathode of the applying device and the holding portion (28);
The rotary plating apparatus according to any one of claims 1 to 7, wherein the holding portion (28) is configured to hold the work in a state of being electrically connected to a cathode of the application device. The rotary plating apparatus according to claim 8, wherein at least a part of the connection circuit (4) is formed on the rotation shaft.

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