CN1709722A

CN1709722A - Method for vehicle wheel rim protective cover and its product finalizing

Info

Publication number: CN1709722A
Application number: CN 200410048306
Authority: CN
Inventors: 庄雅雯
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-17
Filing date: 2004-06-17
Publication date: 2005-12-21

Abstract

The invention is a molding method of the vehicle-used wheel protected cover and its production. The wheel of the cartwheel's main body contains the front, the middle and the back part. Its front part flange contains the front circumference surface and the outer circumference brim which founds a rank which faces the inner. A metal protected cover consists of the inserting meet segment and the bundled and covered segment according with the inner and the outer of the sequence. The jointing package is installed on the front inner wall and in the front circumference surface of the front flange. Then turn over the outer annular edge forth to cover the outer circumference flange. The end of the outer annular edge fold ulterior the sheet of edges in two in reverse and makes the edge press and lean against the rank so that it can forms the sense of reality of the metal luster and the perfect exterior intensity on the wheel main body of the aluminum alloy. It can ulterior protect the stretch reverted abuse of the top of the metal protected cover, which makes it firmer and more durable after finalizing the design.

Description

Wheel rim for vehicle over cap typing method and products thereof

Technical field

Relevant a kind of Wheel rim for vehicle over cap typing method of the present invention and products thereof refers to its special suitable aluminum-alloy wheel main body that is used in vehicle especially, and can further promote the winding fastness and the safety in utilization thereof of its metal coating lid.

Background technology

At present the wheel body of vehicle commonly used mainly comprise several main patterns such as Steel Plate-Shaped Inner, steel wire spoke type and aluminum alloy, wherein the use with the aluminum-alloy wheel main body is the most extensive especially, because of it has light weight, thicker transversal surface, well reach the advantage of bright looking than great circle footpath, heat transfer property.

The aluminum-alloy wheel main body is after adopting the moulding of gravitational casting mode, though passed through multiple tracks grinding and polishing program already, under long-term use for years, the aluminum-alloy wheel main body is easy to generate the phenomenon of the aging and surface damage of surface gloss texture.Especially the most normal Aging Damage of preceding perimeter surface of wheel rim leading portion inwall and front end boss, because the wheel rim front side is towards vehicle outside, its aging vestige is quite obvious, has a strong impact on outward appearance.

For this reason, just there has been design to produce, expected that it can reach metallic luster texture and desirable surface strength at wheel rim inwall and front end boss surface clad over cap.

Fig. 1 shows that promptly this type of adds the wheel body 10 of metal coating lid, should extend a plurality of disc 12 outward by central hub 11 with the wheel body 10 of aluminum alloy materials gravity die cast, and one links the scrobicular ring shape stage casing 14 of periphery wheel rim 13.The wheel rim 13 of above-mentioned whole wheel body 10 comprises leading portion 15, stage casing 14 and back segment 16, simultaneously, and perimeter surface 171 and outer peripheral edges 172 before its front end boss 17 contains.One is generally corrosion-resistant steel makes, and contains the metal coating lid 18 that inserting section 181 is set from inside to outside in regular turn, coats section 182, then is coated on the preceding perimeter surface 171 of leading portion 15 inwalls and front end boss 17, and turns down an outer annular edge 183 outward to hide outer peripheral edges 172.

Though the above-mentioned wheel body 10 that adds metal coating lid 18 can reach metallic luster texture and desirable surface strength; but its shortcoming then is; Fan Zhe outer annular edge 183 is direct flow forming once outward; intensity is obviously not enough; easy elastic restoring force resilience because of material itself; structure is not firm, and not durable usefulness.

Summary of the invention

Main purpose of the present invention is promptly providing a kind of Wheel rim for vehicle over cap typing method and products thereof; can be outside this type of aluminum-alloy wheel main body forms metallic luster texture and desirable surface strength; further can prevent the elastic recovery drawback of metal coating lid end, make after its typing more firm and durable in use.

Another object of the present invention is a hidden state at the sharp-pointed end of metal coating lid promptly, and has higher safety in utilization.

Take off purpose on reaching, fixating shape step of the present invention comprises:

Dash and be set as the metal coating lid that type one is provided with inserting section from inside to outside in regular turn, coats section, be coated on the preceding perimeter surface of the wheel rim leading portion inwall and the front end boss of a wheel body with applying, and turning down an outer annular edge outward to hide outer peripheral edges, this outer annular edge further is provided with one for processing the extension to be processed that finalizes reverse conduplication side in its end;

Wheel rim outer peripheral edges in wheel body are provided with rank portion to the inside on one day;

Above-mentioned metal coating lid is positioned over a central disc surfaces, is nested with above-mentioned wheel body above it, and compress, make the outer annular edge that above-mentioned extension to be processed is covered by metal coating protrude in central rotating disk by a platen decline that is positioned at central rotating disk top;

Order about one and be located at central rotating disk one side and can be directly advance, make its front end pinch roller free to rotate pressured, curled because of the pressured application of force of side direction and spinning movement in the extension to extension to be processed to the spreading mechanism of advance and retreat; And

The relative spreading mechanism that orders about above-mentioned central rotating disk opposite side advances, and sees through the spreading of its front end pinch roller free to rotate, and being finalized the design in this extension of having curled becomes reverse conduplication side in the rank of wheel body portion.

Description of drawings

Fig. 1 is the known block diagram that contains metal coating lid wheel body;

Fig. 2 has shown the part sectional view of Fig. 1;

Fig. 3 is the part sectional view of preferred embodiment of the present invention;

Fig. 4 has shown the block diagram before the processing of Fig. 3 metal coating lid;

Fig. 5 has shown modular system preferred embodiment block diagram of the present invention;

Fig. 6 is the front elevation of Fig. 5, and places the metal coating lid;

Fig. 7 has shown that Fig. 6 has inserted wheel body on equipment;

Fig. 8 has shown the amplification view of Fig. 7;

Fig. 9 has shown the processing action figure of Fig. 8 equipment one side;

Figure 10 is the curling working chart of hookup 9 equipment one side;

Figure 11 has shown the processing action figure that continues of Figure 10 equipment opposite side; And

Figure 12 has shown that the present invention has finished the processing typing.

The specific embodiment

Novelty of the present invention and other characteristics will be by cooperating the following drawings the detailed description of preferred embodiment be tending towards clear.

See also Fig. 3, Fig. 4, in graphic preferred embodiment, the wheel rim 33 of wheel body 30 comprises leading portion 35, stage casing 34 and back segment 36, simultaneously, perimeter surface 371 and outer peripheral edges 372 before its front end boss 37 contains, and in this outer peripheral edges rank portion 373 to the inside on 372 default one day.One can be corrosion-resistant steel makes; contain the metal coating lid 50 that inserting section 51 is set from inside to outside in regular turn, coats section 52; then be coated on leading portion 35 inwalls of above-mentioned wheel rim 33 and the preceding perimeter surface 371 of front end boss 37; and turn down an outer annular edge 53 outward to hide outer peripheral edges 372; further processing finalizes reverse conduplication side 55 to this outer annular edge 53 in its end, makes these reverse conduplication side 55 pressurizeds be posted by above-mentioned rank portion 373.And inserting section 51 outer walls of metal coating lid 50 are coated with silica gel 54 in the part in advance, to bind leading portion 35 inwalls of wheel rim 33.

In workpiece half-blank shown in Figure 4, metal coating lid 50 can be set as type in the pre-subpunch of its outer peripheral edges and go out an extension 550, finalizes reverse conduplication side 55 for preparing by following Fabricating machinery and work flow.

The present invention is in order to mold the modular system of above-mentioned reverse conduplication side 55 structures, in as Fig. 5, possible embodiments shown in Figure 6, it is provided with an active center rotating disk 70 at least, the passive type platen 71 that is provided with a liftable and freely rotates in these central rotating disk 70 tops, and the both

sides spreading mechanism

72,73 that can carry out the straight line advance and retreat is set respectively in its both sides, these spreading

mechanisms

72,73 are being respectively equipped with unpowered pinch roller free to rotate 74,75 towards central rotating disk 70 both sides relative positions.

Cover 50 half-blanks according to the above-described metal coating that contains extension 550 to be processed; can be positioned over central rotating disk 70 surfaces as shown in Figure 6 in advance; be nested with above-mentioned wheel body 30 above it as shown in Figure 7 then; and the platen 71 controlled declines that make the top to be compressing to be processed, can cover 50 inserting section 51 outer wall appropriate locations in metal coating and be coated with silica gel 54 in advance before both fits.At this moment, above-mentioned extension to be processed 550 can be as shown in Figure 8, protrudes in central rotating disk 70 by the outer annular edge of metal coating lid 50, and be ready for typing processing job procedure.

To shown in Figure 12, the present invention has been positioned equipment and after driven in rotation, its procedure of processing is as follows at above-mentioned to be processed as Fig. 9:

To shown in Figure 12, a side spreading mechanism 72 that orders about central rotating disk 70 advances, and makes its front end unpowered pinch roller free to rotate 74 pressured to extension 550 as Fig. 9, is curled because of the pressured application of force of side direction and spinning movement in extension 550.

The side spreading mechanism 72 that can order about central rotating disk 70 this moment retreats; and the relative spreading mechanism 73 of opposite side is advanced; as Figure 11, shown in Figure 12; see through its front end unpowered pinch roller 75 free to rotate and carry out spreading; finalized the design in the rank of wheel body 30 one 373 in this extension 550 of having curled; and constitute reverse conduplication side 55, thereby finish the typing processing job procedure of whole metal coating lid 30.

The present invention is according to above-mentioned Wheel rim for vehicle over cap typing method and products thereof, except forming metallic luster texture and desirable surface strength in this type of aluminum-alloy wheel main body, the elastic recovery drawback that it further can prevent metal coating lid end makes after its typing more firm and durable in use; Simultaneously, the more sharp-pointed end because of the metal coating lid is a hidden state, and has higher safety in utilization.

Above illustrated embodiment is only with for making things convenient for casehistory the present invention, not under the prerequisite of the present invention's spirit category, the those skilled in the art various simple and easy distortion and the modification that can do, all must include in the following claim scope of the present invention.

Claims

1. Wheel rim for vehicle over cap typing method may further comprise the steps:

2. the described Wheel rim for vehicle over cap of claim 1 typing method, wherein the inserting section of this metal coating lid is established silica gel with local to each other the sticking of the leading portion inwall of wheel rim.

3. Wheel rim for vehicle over cap typing method as claimed in claim 1, wherein this metal coating lid is made with stainless steel material.

4. Wheel rim for vehicle over cap, the wheel rim of this wheel body comprises leading portion, stage casing and back segment, perimeter surface and outer peripheral edges before its front end boss contains, and these outer peripheral edges are provided with rank portion to the inside on one day; One contains the metal coating lid that inserting section is set from inside to outside in regular turn, coats section; be coated on the preceding perimeter surface of the leading portion inwall and the front end boss of above-mentioned wheel rim for applying; and turn down an outer annular edge outward to hide outer peripheral edges; this outer annular edge is further made reverse conduplication side in its end, makes this reverse conduplication side pressurized be posted by above-mentioned rank portion.

5. Wheel rim for vehicle over cap as claimed in claim 4, the wherein local to each other glutinous silica gel of establishing of the leading portion inwall of the inserting section of this metal coating lid and wheel rim.