JP2005319945A - Wheel mounting fixture - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a wheel mounting fixture capable of mounting a plurality types of wheels with various PCDs and various numbers of hub bolt holes to a hub. <P>SOLUTION: This is the wheel mounting fixture 5 of which the back surface side is attached to the hub 1 provided at an end portion of an axle. A first wheel mounting portion in which a plurality of mounting portions 13A for mounting a first wheel A are provided at a constant interval and a second wheel mounting portion in which a plurality of mounting portions 13B for mounting the second wheel B are provided at a constant interval are provided at a surface of the wheel mounting fixture 5. Besides, the plurality of mounting portions 13A for mounting the first wheel A and the plurality of mounting portions 13B for mounting the second wheel B are disposed on an identical circle. Moreover, the plurality of mounting portions 13A for mounting the first wheel A and the plurality of mounting portions 13C for mounting the second wheel C are respectively disposed on circles with various diameters. Then, the wheel mounting fixture 5 is attached to the hub 1 by a plurality of bolts 9 which penetrate the hub 1. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a wheel mounting device used when a disc wheel (wheel) is attached to a hub provided at an end portion of an axle, and more specifically, the number of hub bolt holes provided in the wheel in advance. The present invention relates to a wheel mounting device that can easily cope with even when the diameters of circles passing through the center of each hub bolt hole are different.

  A hub provided at an end portion of an axle in an automobile is provided with a plurality of hub bolts for attaching a wheel. Accordingly, the wheel that can be mounted on the hub is the same PCD as the hub bolt PCD (Pitch Circle Diameter: the diameter of a circle passing through the center of the hub bolt from the center of the hub in millimeters). And the number of hub bolt holes is the same as the number of hub bolt holes.

  However, it is common for multiple types of PCDs to be used properly depending on the vehicle type and manufacturer. Therefore, for example, even if you like the fashionability of the wheel, there is a problem that it cannot be installed in your car if the PCD does not match. Thus, in order to cope with the above problem, it has been proposed to interpose a wheel mounting tool such as an adapter between the hub and the wheel (see Patent Document 1).

  The configuration described in Patent Document 1 is as shown in FIG. That is, a plurality of hub bolts 101 are provided at equal intervals with a predetermined PCD on the hub 100 attached to the end of the axle. A wheel mounting device 102 as an adapter for mounting a wheel is provided with a hub bolt hole 103 corresponding to the hub bolt 101 with the same PCD.

  That is, by mounting the wheel mounting device 102 to the hub 100 by inserting the hub bolt 101 relative to the hub bolt hole 103 in the wheel mounting device 102, the hub nut 104 is screwed onto the hub bolt 101 and tightened. A wheel mounting device 102 is fixed to the hub 100.

The front surface of the wheel mounting device 102 has the same PCD and hub bolt hole number as the PCD of the hub bolt hole provided on the wheel to be attached, with the same number of hub bolts 105 protruding.
JP 2001-150901 A

  In the configuration as described above, the wheel mounting device can only support one type of PCD, and there is a problem that a plurality of wheel mounting devices must be prepared to support a plurality of types of PCD.

  The present invention has been made in view of the above-described problems, and is a wheel mounting device whose back side is attached to a hub provided at an end portion of an axle, and the first wheel is attached to the surface of the wheel mounting device. And a second wheel mounting portion having a plurality of mounting portions for mounting the second wheel at an equal pitch. It is what.

  In the wheel mounting device according to the present invention, the plurality of attachment portions for attaching the first wheel and the plurality of attachment portions for attaching the second wheel are arranged on the same circle. It is a feature.

  Further, according to the present invention, in the wheel mounting device, a plurality of attachment portions for attaching the first wheel and a plurality of attachment portions for attaching the second wheel are arranged on circles having different concentric diameters. It is characterized by that.

  In the wheel mounting device according to the present invention, the wheel mounting device is attached to the hub by a plurality of bolts penetrating the hub.

  According to the present invention, the first wheel mounting portion for mounting the first wheel and the second wheel for mounting the second wheel are mounted on the surface of the wheel mounting device mounted on the hub provided at the end of the axle. Since it has two wheel mounting portions, it can be easily mounted even with wheels having different numbers of PCD or hub bolt holes. In other words, the wheel mounting device according to the present invention can cope with a plurality of types of wheels.

  Referring to FIG. 1 conceptually and schematically showing an embodiment of the present invention, a brake rotor 3 and a wheel mounting device 5 are attached to a hub 1 attached to an end of an axle (not shown). A wheel 7 is attached to the wheel mounting device 5.

  More specifically, the brake rotor 3 is sandwiched between the hub 1 and the wheel mounting device 5, and a plurality of fixing bolts 9 penetrating the hub 1 and the brake rotor 3 are attached to the wheel mounting. The brake rotor 3 and the wheel mounting device 5 are integrally fixed to the hub 1 by being screwed into a screw hole provided on the back surface of the device 5 and tightened. The wheel 7 is attached to the surface (front surface) of the wheel mounting device 5 by a plurality of fixtures 11 such as hub bolts.

  That is, the wheel mounting device 5 has a back surface attached to the hub 1 by a plurality of fixing bolts 9 penetrating the hub 1, and a wheel 7 is attached to the front surface (front surface) of the wheel mounting device 5 from the front side. It is.

  As shown in FIG. 2, the wheel mounting device 5 is formed in an annular shape, and the wheel A (not shown) is attached to the wheel A on the surface (front surface) of the wheel mounting device 5. A wheel mounting portion is provided in which a plurality of mounting portions 13A are provided at equal pitches in accordance with the PCDs of the plurality of hub bolt holes (not shown) provided.

  Further, in order to attach a separate wheel B (not shown) to the front surface of the wheel mounting device 5, a plurality of attachment portions 13B are provided at equal pitches in accordance with the PCDs of the plurality of hub bolt holes provided in the wheel B. A wheel mounting portion is provided.

  In this embodiment, the PCD of the wheel A and the wheel B is the same, the number of hub bolt holes is five and four, and the case where some of the mounting parts are shared is illustrated. is there. However, it is also possible to provide all the attachment portions 13A and 13B at different positions.

  In order to further attach a wheel C (not shown) to the front surface of the wheel mounting device 5, a wheel mounting provided with a plurality of mounting portions 13C at equal pitches corresponding to the PCD of a plurality of hub bolt holes provided in the wheel C. Is provided. The PCD of the hub bolt hole in the wheel C is smaller than the PCD of the wheels A and B, and the number of hub bolt holes is four. The PCDs of the mounting portions 13A, 13B, and 13C are provided in concentric circles with the center of the hub 1 as the center.

  As already understood, a plurality of wheels A, B, C can be attached to the wheel mounting device 5.

  As shown in FIG. 1, the mounting portion 13 </ b> A to 13 </ b> C is preferably a screw hole in the case where the wheel 7 is attached to the wheel mounting device 5 by using a fixture 11 such as a bolt. is there. In this case, as shown in FIG. 3, a stud bolt is fixed as a hub bolt 15 in advance to a mounting portion 13 (representing the mounting portions 13A to 13C), a hub bolt hole of the wheel 7 is engaged with the hub bolt 15, and then a hub nut is engaged. 17 can be configured to be screwed and tightened.

  In this case, since the hub bolt 15 is provided in the wheel mounting device 5 in advance, the hub nut 17 can be tightened after the hub bolt 15 is relatively inserted into the hub bolt hole of the wheel, and the wheel can be easily attached. is there.

  When the wheel mounting device 5 is compatible only with the wheels A and B, as shown in FIG. 4, the fixing bolts 9 corresponding to the mounting portions 13A and 13B common to the wheels A and B are lengthened. It is also possible to adopt a configuration in which the tip portion protrudes from the front surface of the wheel mounting device 5. In this case, the long fixing bolt 9 is also used as a hub bolt for attaching the wheel.

  Moreover, as shown in FIG. 5, the recessed part 21 with which the head of the stud bolt 19 can engage with the front part of the said wheel mounting instrument 5, and the part corresponding to the attachment parts 13A and 13B common to the wheels A and B is possible. Form. Then, in a state where the head of the stud bolt 19 is engaged with the recess 21, the wheel mounting is achieved by screwing the tip of the fixing bolt 9 into the screw hole 19A formed in the head of the stud bolt 19. A configuration in which the stud bolt 19 is fixed to the instrument 5 is also possible.

  As will be understood from the above description, the wheel mounting device 5 has a configuration in which the back surface side is attached to the hub 1 by the fixing bolt 9 penetrating the hub 1. A plurality of attachment portions 13A, 13B, and 13C can be provided. The configuration of the plurality of mounting portions 13A, 13B, and 13C provided on the front surface of the wheel mounting device 5 is a configuration of a screw hole for mounting the wheel by a plurality of fixtures 11 such as bolts, or a configuration including a hub bolt in advance. It can be. In this case, as described above, various configurations can be adopted as the configuration in which the hub bolt is provided.

  When a plurality of types of wheels A, B, and C are selectively attached to the front surface of the wheel mounting device 5, a desired wheel can be easily attached by work from the front side.

It is explanatory drawing which showed the structure which concerns on embodiment of this invention roughly and notionally. It is explanatory drawing which shows the structure of the front surface of a wheel mounting instrument. It is explanatory drawing of the 1st example in the case of providing a hub bolt. It is explanatory drawing of the 2nd example in the case of providing a hub bolt. It is explanatory drawing of the 3rd example in the case of providing a hub bolt. It is perspective explanatory drawing which shows the conventional structure.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Hub 3 ... Brake rotor 5 ... Wheel mounting instrument 7 ... Wheel 9 ... Fixing bolt 11 ... Fixing tool 13A-C ... Mounting part 15 ... Hub bolt

Claims (4)

  A wheel mounting device having a rear surface mounted on a hub provided at an end portion of an axle, wherein the first wheel mounting includes a plurality of mounting portions for mounting the first wheel on the surface of the wheel mounting device at an equal pitch. And a second wheel mounting portion having a plurality of mounting portions for mounting the second wheel at equal pitches.   2. The wheel mounting device according to claim 1, wherein a plurality of mounting portions for mounting the first wheel and a plurality of mounting portions for mounting the second wheel are arranged on the same circle. Wheel mounting equipment.   2. The wheel mounting device according to claim 1, wherein the plurality of attachment portions for attaching the first wheel and the plurality of attachment portions for attaching the second wheel are arranged on circles having different concentric diameters, respectively. A wheel mounting device characterized by being. The wheel mounting device according to claim 1, 2, or 3, wherein the wheel mounting device is attached to the hub by a plurality of bolts penetrating the hub.

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