JP2002030493A - Hanger for plating - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hanger for plating in which no metal is exposed while an attachment/detachment point of a body frame and a trunk banging member is conductive, and no plating is deposited at the point. SOLUTION: When previous works are changed, each fixed screw 25 is turned and loosened, an insertion part 24 of the trunk hanging member 20 is detached an insertion hole 15 to draw the previously used trunk hanging member 20 from the body frame 1. Another trunk hanging member 20 having different shape and fitting intervals of supporting branch parts 21 for supporting the work is prepared according to the shape and size of the next work, and the insertion part 24 thereof is successively inserted in the insertion hole 15, and each fixed screw 25 is turned so as to firmly fix the insertion part 24 inserted in the insertion hole 15 by the fixed screw 25.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plating hanger in which a trunk suspension member having a large number of support branches for supporting an object to be plated is detachably attached to a main body frame.

[0002]

2. Description of the Related Art Conventionally, this type of plating hanger is disclosed in Japanese Utility Model Laid-Open No. 50-56617 and Japanese Utility Model Laid-Open No.
As disclosed in Japanese Patent Publication No. 0, etc., the cost of the plating hanger can be reduced because only the trunk suspension member can be replaced instead of repairing the whole in maintenance.

[0003]

However, since the metal is exposed at the attachment / detachment point between the main body frame and the trunk suspension member so that electricity can be supplied, plating adheres to the point. Therefore, repeated use hinders energization of the object to be plated, and the adhered plating must be removed.

In view of the above, the present invention provides a plating hanger in which a trunk suspension member having a large number of support branches for supporting an object to be plated is detachably attached to a main body frame. It is an object of the present invention to provide a plating hanger in which plating can be prevented from attaching to or detaching from the trunk suspension member so that the metal is not exposed at the portion where the metal can be exposed.

[0005]

Means for Solving the Problems For this reason, the first invention provides
Insert portions are formed at both ends of a trunk suspension member having a large number of support branch portions for supporting an object to be plated, fixed portions are formed at predetermined intervals on both side frames of the main body frame, and the insertion portions are formed in the fixed portions. A hole into which a portion is inserted and a screw hole into which a fixing screw for fixing the insertion portion inserted into the hole to the fixing portion is formed.

According to a second aspect of the present invention, in the main body frame, a screw hole of the power input portion and the fixing portion of the main body frame is removed, and in the trunk suspension member, a front end portion of a support branch portion is provided. , Except that it is plated with copper.

A third invention is characterized in that the main body frame is formed by a welding structure.

According to a fourth aspect of the present invention, an insulating layer is provided on the surface of the trunk suspension member except for the distal end portion, the insertion portion, and the power input portion of the main body frame.

In a fifth aspect of the present invention, the insulating layer is formed of any one of soft vinyl chloride coating, polyethylene resin coating, nylon resin coating, epoxy resin coating, and fluororesin coating.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. First, in FIGS. 1 and 2, reference numeral 1 denotes a main body frame, which is roughly divided into an iron frame main body 2 which is a rectangular frame and a carrier (not shown) provided on an upper end portion of the frame main body 2. Body frame 1
And a hanging portion 3 for suspending the vehicle.

The hanging portion 3 has a substantially H shape, and has two vertical frames 4 and a horizontal frame 5 formed of iron for connecting the two vertical frames 4.
It is composed of Each of the vertical frames 4 includes a long frame 6 made of copper and a short frame 7 made of iron. The short frames 7 and the horizontal frame 5 are welded, and the long frames 6 and the short frames are welded. 7 and the horizontal frame 5 are fixed with countersunk screws 8 and nuts 9.

On the other hand, the frame main body 2 is composed of two narrow horizontal plate-like vertical frames 10 and two narrow horizontal plate-like horizontal frames 11.
And the respective connecting portions are fixed by welding to form a square frame as described above. As shown in FIG. 3, the short frame 7 of the hanging portion 3 and the horizontal frame 11 of the frame body 2 are fixed by welding, and the long frame 6 is fixed.
And the short frame 7 and the horizontal frame 11 are fixed with flat head screws 12 and nuts 13.

A fixing portion 14 for fixing a trunk suspension member 20, which will be described later, is fixed to the inner surfaces of the two vertical frames 10 of the frame body 2 opposite to each other by welding at predetermined intervals. As shown in FIGS. 4 and 5, the fixing portion 14 has an insertion hole 15 penetrating vertically through the center of the upper and lower surfaces and a screw hole 16 communicating with the insertion hole 15 from the front.

[0014] As shown in FIG.
Are detachably attached to the main body frame 1. A plurality of types are prepared in which the shape and the mounting interval of the support branch portions 21 for supporting the object to be plated differ depending on the shape and size of the object to be plated.

As shown in FIG. 6, iron rivets 23 are provided at both ends of the flat main body 22 of the trunk suspension member 20.
Are welded and fixed by penetrating downward, and
Are fixed to the main body 22 by welding, and in this fixed state, the main body 22 and the support
1 and iron rivets 23 are plated with copper. Insert the insertion portion 24 of the trunk suspension member 20 into the frame body 2
The fixing screw 25 for screwing the insertion portion 24 inserted into the insertion hole 15 into the fixing portion 14 is screwed into the screw hole 16, and the fixing screw is inserted into the insertion hole 15 of the fixing portion 14. 25, the insertion portion 24 inserted into the insertion hole 15
Is fixed so that it does not come off. The head of the fixing screw 25 is made of synthetic resin.

In the body frame 1, an insertion hole 15 is formed in a surface portion of the frame 1 excluding the power input section 30 at the upper end of the hanging section 3 and the screw hole 16 of the fixing section 14.
The power input part 30, the screw hole 16
An insulating layer is formed on the surface except for the insertion hole 15. Further, as described above, the trunk suspension member 20 is plated with copper including an insertion portion 24 on a surface portion excluding a tip portion of the support branch portion 21, and the tip portion of the support branch portion 21 and the insertion portion 24 are provided. An insulating layer (the stippled portion in FIG. 7) is formed on the surface portion excluding the above.

The main body frame 1 and the trunk suspension member 2
The insulating layer of No. 0 is formed by any of soft vinyl chloride coating, polyethylene resin coating, nylon resin coating, epoxy resin coating, and fluororesin coating.

As described above, when changing the plating object which has been processed up to now, first, the fixing screws 25 are rotated and loosened, and the insertion portion 24 of the trunk suspension member 20 is inserted into the insertion hole 15. By further pulling, the used trunk suspension member 20 is removed from the main body frame 1. Then, the other trunk suspension members 20 having different shapes and the mounting intervals of the supporting branch portions 21 for supporting the plating object depending on the shape and size of the plating object to be processed next are prepared, and the insertion portions thereof are sequentially inserted. 24 is inserted into the insertion hole 15, and each of the fixing screws 25 is rotated so that the insertion portion 24 inserted into the insertion hole 15 is fixed by the fixing screw 25 so as not to come off.

Thus, when power is input from the power input section 30 at the upper end of the hanging section 3, the horizontal frame 1 of the frame body 2 is received.
1 and the trunk suspension member 2 via the vertical frame 10 and the fixing portion 14.
The current is supplied to the zero insertion portion 24 and the support branch 21, and the object to be plated supported by the support branch 21 is reliably plated with zinc.

Therefore, the attachment / detachment point between the main body frame 1 and the trunk suspension member 20 has a structure in which electricity can be supplied but metal is not exposed, so that plating does not adhere to that point.

[0021]

As described above, according to the present invention, the attachment / detachment portion between the main body frame and the trunk suspension member has a structure in which electricity can be supplied but metal is not exposed, so that plating does not adhere to that portion. This eliminates the need for cleaning maintenance such as peeling off the adhered plating as in the prior art, and the hanger has a long life and is of great practical value. Furthermore, because the body frame is a welded structure,
It is hard to break and has a long life. Furthermore, since the main body frame and the trunk suspension member are copper-plated except for a part thereof, the conductivity is improved, and the object to be plated is satisfactorily plated.

[Brief description of the drawings]

FIG. 1 is a front view of a main body frame.

FIG. 2 is a right side view of the main body frame.

FIG. 3 is a right side view of a main part of a main body frame.

FIG. 4 is a side view of a fixing portion.

FIG. 5 is a rear view of the fixing unit.

FIG. 6 is a longitudinal sectional view of a main part in a state where a trunk hanging member is attached to a fixing part.

FIG. 7 is a perspective view of a plating hanger.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body frame 2 Frame main body 3 Hanging part 14 Fixing part 15 Insertion hole 16 Screw hole 20 Trunk suspension member 21 Support branch part 24 Insertion part 25 Fixing screw 30 Power receiving part

Claims (5)

[Claims] An insertion portion is formed at both ends of a trunk suspension member having a large number of support branches for supporting an object to be plated, and a fixing portion is formed at predetermined intervals on both side frames of a main body frame, and the fixing portion is formed. A plating hanger, wherein the portion has a hole into which the insertion portion is inserted and a screw hole into which a fixing screw for fixing the insertion portion inserted into the hole to the fixing portion is screwed. 2. In the main body frame, except for a screw hole of the power input section and the fixing section of the main body frame, and in the trunk suspension member, except for a tip end of a support branch section thereof.
The plating hanger according to claim 1, wherein copper plating is performed. 3. The plating hanger according to claim 1, wherein the main body frame is formed by a welding structure. 4. An insulating layer is provided on a surface portion of the trunk suspension member excluding a tip end portion, an insertion portion, and a power input portion of the main body frame. The hanger for plating described in 1. 5. The plating hanger according to claim 4, wherein said insulating layer is formed of any one of soft vinyl chloride coating, polyethylene resin coating, nylon resin coating, epoxy resin coating and fluororesin coating.