JP7337728B2 - Hub mounting jig - Google Patents

Description

The present invention relates to a hub mounting jig for mounting a hub having a hub bearing assembled to a hub mounting portion of an evaluation tester for evaluating hub bearings of a vehicle.

For example, there is an evaluation tester that performs an evaluation test of each part by connecting a motor to a hub of a vehicle and rotating the hub. For example, Patent Document 1 describes an evaluation tester that performs an evaluation test by rotating such a hub.

JP 2010-121988 A

Here, in order to rotate the hub of the vehicle, the hub is attached to the hub attachment portion of the evaluation tester. The hub is rotated by rotating the hub mounting portion with a motor or the like provided in the evaluation tester. In general, the rigidity of the hub mounting portion of the evaluation tester is higher than the rigidity of the wheel of the vehicle. Therefore, when the hub is attached to the hub attachment portion of the evaluation tester, the rigidity of the hub increases, and the deformation and stress distribution of the hub are different from those during actual running. This makes it difficult to properly evaluate the hub bearing assembled to the hub.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a hub attachment jig capable of attaching a hub to a hub attachment portion while suppressing the hub from being affected by the rigidity of the hub attachment portion of an evaluation tester.

One aspect of the present invention is a hub attachment jig for attaching a hub to a hub attachment portion of an evaluation tester for performing an evaluation test on a hub bearing of a vehicle, comprising: a hub side jig to which the hub is attached; a plurality of collar members disposed between the tool and the hub mounting portion to separate the hub side jig from the hub mounting portion; and a fastening member for fastening the hub side jig and the hub mounting portion to each other via the collar members. , provided.

According to this hub mounting jig, a plurality of collar members are arranged between the hub side jig to which the hub is mounted and the hub mounting portion of the evaluation tester, and the hub side jig and the hub mounting portion are spaced apart. ing. As a result, the hub can be deformed while suppressing the influence of the rigidity of the hub mounting portion of the evaluation tester. Therefore, according to this hub attachment jig, the hub can be attached to the hub attachment portion while suppressing the hub from being affected by the rigidity of the hub attachment portion of the evaluation tester. By attaching the hub to the hub attachment portion using such a hub attachment jig, the hub bearing can be evaluated while suppressing the influence of the rigidity of the hub attachment portion of the evaluation tester. .

Another aspect of the present invention is a hub attachment jig for attaching a hub to a hub attachment portion of an evaluation tester for performing an evaluation test of a hub bearing of a vehicle, comprising: a hub side jig to which the hub is attached; A testing machine side jig attached to the hub mounting portion of the testing machine, and a plurality of collar members arranged between the hub side jig and the testing machine side jig to separate the hub side jig from the testing machine side jig. and a fastening member that fastens the hub side jig and the testing machine side jig to each other via the collar member.

According to this hub attachment jig, a plurality of collar members are arranged between the hub side jig to which the hub is attached and the tester side jig attached to the hub attachment portion of the evaluation tester. and the jig on the side of the testing machine are spaced apart. As a result, the hub can be deformed while suppressing the influence of the rigidity of the hub mounting portion of the evaluation tester. Therefore, according to this hub attachment jig, the hub can be attached to the hub attachment portion while suppressing the hub from being affected by the rigidity of the hub attachment portion of the evaluation tester. By attaching the hub to the hub attachment portion using such a hub attachment jig, the hub bearing can be evaluated while suppressing the influence of the rigidity of the hub attachment portion of the evaluation tester. .

In the above-mentioned hub mounting jig, a plurality of collar contact positions where the collar members are contacted are set in advance in the hub side jig, and the collar members are arranged at at least two or more positions of the collar contact positions. may have been In this case, by changing at least one of the arrangement position and the number of arrangement of the collar members, it is possible to change the extent to which the strength of the hub mounting portion of the evaluation tester affects the strength of the hub. As a result, according to the hub mounting jig, the hub can be mounted to the hub mounting portion in a state in which the deformation and stress distribution of the hub are brought closer to the actual running state, and the hub can be mounted in a state closer to the actual running state. Evaluation tests for hub bearings can be performed.

In the hub mounting jig, the plurality of collar members may be arranged side by side in the circumferential direction around the rotation axis of the hub. In this case, according to the hub mounting jig, the rigidity of the hub mounting portion is adjusted while the hub side jig is fixed to the hub mounting portion of the evaluation test machine via a plurality of collar members arranged around the rotation axis of the hub. It is possible to suppress the hub from being affected by

In the hub attachment jig, the hub side jig may have lower rigidity than the hub attachment portion of the evaluation tester. In this case, the hub attached to the hub-side jig can be easily deformed compared to the case where the hub is directly attached to the hub attachment portion of the evaluation tester. As a result, the hub mounting jig can be subjected to the evaluation test of the hub bearing by the evaluation tester while suppressing the influence of the strength of the hub mounting portion.

According to various aspects of the present invention, the hub can be attached to the hub attachment portion while suppressing the hub from being affected by the rigidity of the hub attachment portion of the evaluation tester.

FIG. 1 is a diagram showing a schematic configuration of a state in which a hub is attached to an evaluation test machine by a hub attachment jig according to an embodiment. FIG. 2 is a view of the hub mounting jig of FIG. 1 as viewed from the side where it is mounted on the hub mounting portion. 3 is a cross-sectional view taken along line III-III of FIG. 2. FIG. FIG. 4 is a view of the collar member of the hub mounting jig and the hub side jig, viewed from the side to which the testing machine side jig is attached. FIG. 5 is a diagram showing a schematic configuration of a state in which a hub is attached to an evaluation test machine by a hub attachment jig according to a modification. 6 is a cross-sectional view of the hub mounting jig of FIG. 5. FIG.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following description, the same or corresponding elements are denoted by the same reference numerals, and overlapping descriptions are omitted.

As shown in FIG. 1, the hub mounting jig 1 in this embodiment is used to mount the hub 2 to the hub mounting portion 113 of the evaluation testing machine 100 that performs the evaluation test of the hub bearing 4 of the vehicle. The hub bearing 4 has an annular shape and is attached to the hub 2 . A knuckle 3 is attached to the hub 2 .

Specifically, the shaft portion 3 a of the knuckle 3 is passed through the inner side of the hub bearing 4 assembled to the hub 2 . As a result, the hub 2 can rotate about the shaft portion 3 a of the knuckle 3 via the hub bearing 4 . The end surface of the hub bearing 4 opposite to the side into which the shaft portion 3a of the knuckle 3 is inserted serves as a mounting surface 2a to which the hub mounting jig 1 is mounted. The hub mounting jig 1 is mounted on the mounting surface 2a of the hub 2 when the hub bearing 4 is subjected to an evaluation test, and a vehicle wheel or the like is mounted on the mounting surface 2a when the hub bearing 4 is actually assembled to a vehicle.

The evaluation tester 100 has a drive section 110 and a load input section 120 . Drive unit 110 rotates hub 2 . Specifically, the drive section 110 includes a drive source 111 , a rotating shaft 112 and a hub mounting section 113 . The drive source 111 is, for example, an electric motor or the like, and serves as a drive source for rotating the hub 2 . The drive source 111 rotates a rotating shaft 112 connected to the drive source 111 . The hub mounting portion 113 is provided at the tip of the rotating shaft 112 . The hub attachment portion 113 and the rotating shaft 112 may be separate or integrated. A surface of the hub mounting portion 113 opposite to the side to which the rotating shaft 112 is connected serves as a mounting surface 113a to which the hub mounting jig 1 is mounted.

The load input portion 120 inputs a load to the knuckle 3 attached to the hub 2 . Specifically, the load input section 120 includes a link member 121 , a first cylinder 122 and a second cylinder 123 . One end of the link member 121 is connected to the base portion 3 b of the knuckle 3 .

The first cylinder 122 includes a first body portion 122a and a first rod portion 122b. The first cylinder 122 advances and retreats the first rod portion 122b from the first body portion 122a by pressure such as hydraulic pressure or pneumatic pressure. The tip of the first rod portion 122 b is connected to the other end of the link member 121 . The second cylinder 123 has a second body portion 123a and a second rod portion 123b. The second cylinder 123 advances and retreats the second rod portion 123b from the second body portion 123a by pressure such as hydraulic pressure or pneumatic pressure. A distal end portion of the second rod portion 123 b is connected to the other end portion of the link member 121 .

Note that the moving direction of the first rod portion 122b and the moving direction of the second rod portion 123b are different from each other. Accordingly, the load input section 120 can input a load in a desired direction to the knuckle 3 by moving the first rod section 122b and the second rod section 123b.

The hub mounting jig 1 connects the mounting surface 113 a of the hub mounting portion 113 of the driving portion 110 and the mounting surface 2 a of the hub 2 . That is, the hub 2 is attached to the hub attachment portion 113 via the hub attachment jig 1 . In this state, the driving source 111 rotates the rotating shaft 112, thereby rotating the hub mounting portion 113 and the hub mounting jig 1, and accompanying this rotation, the hub 2 rotates around the shaft portion 3a of the knuckle 3.

Details of the hub mounting jig 1 will be described below. As shown in FIGS. 2 to 4, the hub mounting jig 1 includes a hub side jig 10, a plurality of collar members 20, a testing machine side jig 30, and mounting bolts (fastening members) 40 (see FIG. 3). have. Here, as shown in FIG. 3, the rotating shaft 112, the hub mounting portion 113, and the hub 2 rotate about the axis L. As shown in FIG. That is, the hub 2 is attached to the hub mounting portion 113 by the hub mounting jig 1 so that the rotation shaft 112 and the hub mounting portion 113 have the same rotation axis.

As shown in FIGS. 3 and 4, the hub-side jig 10 is an annular plate member centered on the axis L. As shown in FIGS. In the present embodiment, the hub-side jig 10 has lower rigidity than the hub attachment portion 113 of the drive portion 110 . The hub-side jig 10 is provided with a plurality of bolt holes H10. The plurality of bolt holes H10 are provided on an imaginary circle S10 centered on the axis L when viewed along the direction of the axis L, and are provided at regular intervals in the circumferential direction. Here, as shown in FIG. 3, the flange portion of the hub 2 is provided with a plurality of bolt holes 2b. A bolt hole 2b provided in the hub 2 is a hole for a bolt for attaching a vehicle wheel to the hub 2. As shown in FIG. The positions of the plurality of bolt holes H10 provided in the hub-side jig 10 are the same as the positions of the plurality of bolt holes 2b of the hub 2 when viewed along the axis L direction.

The hub-side jig 10 is brought into contact with the mounting surface 2 a of the hub 2 . The hub 2 is attached to the hub-side jig 10 with a nut N and a bolt B1 passed through the bolt hole 2b of the hub 2 and the bolt hole H10 of the hub-side jig 10 . That is, the hub side jig 10 is attached to the hub 2 with a bolt B1 and a nut N instead of the wheel. The bolt B1 and nut N are the same as those used to attach the wheel to the hub2. However, the bolt B1 and nut N are not limited to being the same as those used to attach the wheel to the hub 2 and may be different.

It should be noted that the positions and number of bolt holes H10 shown in FIG. 3 are an example. The number of bolt holes 2b and the P.V. C. A large number may be provided so that a plurality of types of hubs 2 with different D (Pitch Circle Diameter) and the like can be attached to the hub-side jig 10 .

Further, the hub-side jig 10 is provided with a plurality of first mounting holes H11, a plurality of second mounting holes H12, a plurality of third mounting holes H13, and a plurality of fourth mounting holes H14. In this embodiment, the first mounting hole H11 to the fourth mounting hole H14 are provided outside the bolt hole H10 when viewed along the axis L direction.

The plurality of first mounting holes H11 are provided on an imaginary circle S11 centered on the axis L when viewed along the direction of the axis L, and in this embodiment, as an example, are provided at regular intervals in the circumferential direction. ing. The plurality of second mounting holes H12 are provided outside the first mounting holes H11 when viewed along the axis L direction. The second mounting holes H12 are provided on an imaginary circle S12 centered on the axis L when viewed along the direction of the axis L, and in this embodiment, as an example, are provided at equal intervals in the circumferential direction. .

The plurality of third mounting holes H13 are provided outside the second mounting holes H12 when viewed along the axis L direction. The third mounting holes H13 are provided on an imaginary circle S13 centered on the axis L when viewed along the direction of the axis L, and in this embodiment, as an example, are provided at equal intervals in the circumferential direction. . The plurality of fourth mounting holes H14 are provided outside the third mounting holes H13 when viewed along the axis L direction. The fourth mounting holes H14 are provided on an imaginary circle S14 centered on the axis L when viewed along the direction of the axis L, and in this embodiment, as an example, are provided at regular intervals in the circumferential direction. .

Hereinafter, the first mounting hole H11 to the fourth mounting hole H14 may be collectively referred to as "mounting hole H1".

As shown in FIGS. 2 and 3, the tester-side jig 30 is an annular plate member centered on the axis L. As shown in FIG. A plurality of bolt holes H30 are provided in the tester-side jig 30 . The tester-side jig 30 abuts against the mounting surface 113 a of the hub mounting portion 113 of the driving portion 110 . Here, the mounting surface 113 a of the hub mounting portion 113 is provided with a bolt hole having a thread used for mounting the tester-side jig 30 . The bolt hole H30 provided in the tester-side jig 30 is provided at a position corresponding to (facing) the bolt hole provided in the hub mounting portion 113 . The testing-machine-side jig 30 is hub-mounted by means of bolts B3 (see FIG. 3) inserted into bolt holes provided in the hub-mounting portion 113 via (passing through) the bolt holes H30 of the testing-machine-side jig 30. Attached to portion 113 .

Further, the tester-side jig 30 is provided with a plurality of first mounting holes H31, a plurality of second mounting holes H32, a plurality of third mounting holes H33, and a plurality of fourth mounting holes H34. In this embodiment, the first mounting hole H31 to the fourth mounting hole H34 are provided outside the bolt hole H30 when viewed along the axis L direction.

The plurality of first mounting holes H31 are provided on an imaginary circle S31 centered on the axis L when viewed along the direction of the axis L, and in this embodiment, as an example, are provided at regular intervals in the circumferential direction. ing. The plurality of second mounting holes H32 are provided outside the first mounting holes H31 when viewed along the axis L direction. The second mounting holes H32 are provided on an imaginary circle S32 centered on the axis L when viewed along the direction of the axis L, and in the present embodiment, as an example, are provided at equal intervals in the circumferential direction. .

The plurality of third mounting holes H33 are provided outside the second mounting holes H32 when viewed along the axis L direction. The third mounting holes H33 are provided on an imaginary circle S33 centered on the axis L when viewed along the direction of the axis L, and in this embodiment, as an example, are provided at regular intervals in the circumferential direction. . The plurality of fourth mounting holes H34 are provided outside the third mounting holes H33 when viewed along the axis L direction. The fourth mounting holes H34 are provided on an imaginary circle S34 centered on the axis L when viewed along the direction of the axis L, and in this embodiment, as an example, are provided at equal intervals in the circumferential direction. .

Hereinafter, the first mounting hole H31 to the fourth mounting hole H34 may be collectively referred to as "mounting hole H3". In this embodiment, the mounting hole H3 provided in the testing machine side jig 30 and the mounting hole H1 provided in the hub side jig 10 are provided at the same position when viewed along the direction of the axis L. It is

As shown in FIGS. 1 and 3 , the plurality of collar members 20 are arranged between the hub-side jig 10 and the tester-side jig 30 . The collar member 20 separates the hub side jig 10 from the testing machine side jig 30 . In this embodiment, the collar member 20 is, for example, a cylindrical member having a through hole 20a extending along the axis L direction. However, the shape of the collar member 20 is not limited to being cylindrical, and may be other shapes.

Here, as shown in FIG. 4, a plurality of collar abutment positions R10, which are positions where the collar member 20 abuts, are set in advance on the hub-side jig 10. As shown in FIG. The collar contact position R10 is provided on the surface of the hub side jig 10 facing the testing machine side jig 30 . In this embodiment, the collar member 20 is arranged so that the attachment hole H1 provided in the hub-side jig 10 and the through hole 20a provided in the collar member 20 communicate with each other. Therefore, the portion where the mounting hole H1 is provided (the portion around the mounting hole H1) becomes the collar contact position R10. The collar member 20 can be arranged at any position in the mounting hole H1. That is, the plurality of collar contact positions R10 are provided at positions corresponding to the plurality of mounting holes H1.

Similarly, as shown in FIG. 3, a plurality of collar abutment positions R30, which are positions where the collar member 20 abuts, are set in advance on the tester-side jig 30. As shown in FIG. The collar abutment position R30 is provided on the surface of the tester-side jig 30 facing the hub-side jig 10 . As with the collar contact position R10, the portion where the mounting hole H3 is provided (the portion around the mounting hole H3) serves as the collar contact position R30. The collar member 20 can be arranged at any position of the mounting hole H3. That is, the plurality of collar contact positions R30 are provided at positions corresponding to the plurality of mounting holes H3.

The collar members 20 are arranged at at least two or more of the plurality of collar contact positions R10 provided on the hub-side jig 10, respectively. As a result, the collar member 20 is arranged at at least two or more positions among the plurality of collar contact positions R30 provided on the tester-side jig 30 . The collar members 20 are arranged side by side along the circumferential direction around the axis L (around the rotation axis of the hub 2).

In this embodiment, as an example, as shown in FIG. 4, the collar member 20 is positioned at the position of the third mounting hole H13 provided on the virtual circle S13 of the hub jig 10 (corresponding to the third mounting hole H13). (position of collar abutting position R10). As a result, the collar members 20 are arranged at the positions of the third mounting holes H33 provided on the virtual circle S33 of the tester-side jig 30 (the positions of the collar contact positions R30 corresponding to the third mounting holes H33). It will be done.

The mounting bolt 40 connects the hub side jig 10 and the testing machine side jig 30 via the collar member 20 in a state in which the collar member 20 is sandwiched between the hub side jig 10 and the testing machine side jig 30 . to be concluded. In this embodiment, the mounting hole H3 is provided with a screw thread. For this reason, the mounting bolt 40 is passed through the third mounting hole H13 of the hub side jig 10 and the through hole 20a of the collar member 20, and the tip portion thereof is inserted into the third mounting hole H13 of the testing machine side jig 30. Thus, the hub side jig 10 and the testing machine side jig 30 are fastened via the collar member 20 .

Since the mounting bolt 40 is passed through the through hole 20a of the collar member 20, the collar member 20 falls off when the hub side jig 10 and the testing machine side jig 30 are fastened using the mounting bolt 40. can be prevented.

Here, the operator who conducts the evaluation test of the hub bearing 4 can change the number of collar members 20 . Also, the operator can change the arrangement position of the collar member 20 . By changing the number of collar members 20 and the arrangement positions of the collar members 20, the ease of deformation of the hub-side jig 10 changes. For this reason, the operator selects an appropriate collar contact position R10 from among the plurality of collar contact positions R10 and arranges the collar member 20 so that the hub side jig 10 can be easily deformed as desired. can be done. For example, the operator can arrange the collar member 20 so that the rigidity (easiness of deformation) of the hub-side jig 10 becomes the strength of the wheel attached to the hub 2 during actual running.

When conducting an evaluation test of the hub bearing 4 , the operator uses the hub mounting jig 1 to mount the hub 2 on the hub mounting portion 113 of the drive section 110 . Then, the operator can rotate the hub 2 by the drive section 110 while inputting the load to the knuckle 3 by the load input section 120, and perform various evaluation tests such as a bearing endurance test.

As described above, according to the hub attachment jig 1, the hub side jig 10 to which the hub 2 is attached and the testing machine side jig 30 to be attached to the hub attachment portion 113 of the evaluation testing machine 100 (drive portion 110). A plurality of collar members 20 are arranged between them, and the hub side jig 10 and the testing machine side jig 30 are separated from each other. As a result, the hub-side jig 10 and the hub 2 can be deformed by the load input from the load input section 120 while suppressing the influence of the rigidity of the hub attachment section 113 of the evaluation tester 100 . Therefore, according to this hub mounting jig 1 , the hub 2 can be mounted on the hub mounting portion 113 while suppressing the influence of the rigidity of the hub mounting portion 113 of the evaluation tester 100 on the hub 2 . By attaching the hub 2 to the hub attachment portion 113 using such a hub attachment jig 1, the evaluation of the hub bearing 4 can be performed while suppressing the influence of the rigidity of the hub attachment portion 113 of the evaluation tester 100. It can be carried out.

A plurality of collar abutment positions R10 at which the collar member 20 abuts are set in advance on the hub-side jig 10 . In this case, by changing at least one of the arrangement position and the number of arrangement of the collar members 20, it is possible to change the extent to which the strength of the hub mounting portion 113 of the evaluation tester 100 affects the strength of the hub 2. . As a result, according to the hub mounting jig 1, the hub 2 can be mounted to the hub mounting portion 113 in a state in which the deformation and stress distribution of the hub 2 are closer to the state during actual running. An evaluation test of the hub bearing 4 can be performed in a close state.

The plurality of collar members 20 are arranged side by side around the axis L along the circumferential direction. In this case, according to the hub mounting jig 1, the hub mounting jig 10 is fixed to the hub mounting portion 113 of the evaluation tester 100 via the plurality of collar members 20 arranged around the axis L. It is possible to suppress the hub 2 from being affected by the rigidity of the portion 113 . Further, the collar members 20 may be arranged around the axis L at equal intervals along the circumferential direction. In this case, the hub attachment jig 1 can attach the hub 2 to the hub attachment portion 113 while suppressing partial deformation of the hub side jig 10 and the hub 2 .

Further, the collar member 20 is a cylindrical member. As a result, when the hub-side jig 10 is distorted, the contact portion between the collar member 20 and the hub-side jig 10 is reduced compared to, for example, the case where the collar member 20 has a shape such as a rectangular tubular shape. It is possible to suppress the concentration of the load on a part.

The hub side jig 10 of the hub mounting jig 1 has lower rigidity than the hub mounting portion 113 of the evaluation tester 100 . In this case, the hub 2 attached to the hub attachment jig 1 can be easily deformed compared to the case where the hub 2 is directly attached to the hub attachment portion 113 of the evaluation tester 100 . As a result, the hub mounting jig 1 can perform the evaluation test of the hub bearing 4 by the evaluation tester 100 while suppressing the influence of the strength of the hub mounting portion 113 . For example, the strength of the hub-side jig 10 may be equivalent to that of a vehicle wheel that is actually attached to the hub 2 .

It should be noted that the hub mounting jig 1 does not have to include the above-described testing machine side jig 30 . Specifically, as shown in FIGS. 5 and 6, the hub mounting jig 1A includes a hub-side jig 10, a collar member 20, and mounting bolts 40. As shown in FIGS. A plurality of collar members 20 are arranged between the hub-side jig 10 and the hub mounting portion 113 . The collar member 20 separates the hub-side jig 10 from the hub attachment portion 113 . The collar member 20 is arranged at the collar abutting position R10 set on the hub side jig 10, like the hub mounting jig 1 described above.

The mounting bolt 40 fastens the hub side jig 10 and the hub mounting portion 113 via the collar member 20 while the collar member 20 is sandwiched between the hub side jig 10 and the hub mounting portion 113 . In this case, the hub attachment portion 113 is provided with a plurality of bolt holes 113b into which the attachment bolts 40 are inserted. Specifically, as an example, the bolt holes 113b are provided at positions corresponding to the plurality of mounting holes H1 provided in the hub-side jig 10 (same positions when viewed along the direction of the axis L). . Accordingly, even when the position of the collar member 20 is changed, the operator can attach the hub side jig 10 to the hub mounting portion 113 by inserting the mounting bolt 40 into the bolt hole 113b corresponding to the arrangement position of the collar member 20. can be concluded to

Although various embodiments of the present invention have been described above, the present invention is not limited to the above embodiments. For example, the collar contact position R10 is not limited to being set at a position corresponding to the mounting hole H1. The collar contact position R10 may be set at a position different from the mounting hole H1. If the collar contact position R10 is set at a position different from the mounting hole H1, the mounting bolt 40 does not have to pass through the through hole 20a of the collar member 20. FIG. If the mounting bolt 40 does not pass through the through hole 20a, the collar member 20 may not have the through hole 20a.

The mounting bolt 40 of the hub mounting jig 1 is not limited to the fastening structure described with reference to FIG. For example, the hub mounting jig 1 may fasten the hub side jig 10 and the testing machine side jig 30 using mounting bolts 40 and nuts as fastening members. Similarly, the mounting bolt 40 of the hub mounting jig 1A is not limited to the fastening configuration described with reference to FIG. Also, in the hub mounting jigs 1 and 1A, the mounting bolts 40 are used as the fastening members, but the two members may be fastened using fastening members other than bolts.

The arrangement and number of the mounting holes H1 and H3 described using FIGS. Also, a component such as a brake drum may be attached to the hub 2 . The configuration of the evaluation tester 100 shown in FIGS. 1 and 5 is an example, and is not limited to the illustrated configuration.

At least part of the embodiments and various modifications described above may be combined arbitrarily.

Reference Signs List 1, 1A Hub mounting jig 4 Hub bearing 10 Hub side jig 20 Collar member 30 Testing machine side jig 40 Mounting bolt (fastening member) 100 Evaluation testing machine 113 ... Hub mounting portion, R10 ... Collar abutment position.

Claims (5)

A hub mounting jig for mounting a hub having the hub bearing assembled thereon to a hub mounting portion of an evaluation tester for performing an evaluation test of the hub bearing of a vehicle,
a hub-side jig to which the hub is attached;
a plurality of collar members disposed between the hub-side jig and the hub mounting portion to separate the hub-side jig from the hub mounting portion;
A hub attachment jig comprising a fastening member that fastens the hub side jig and the hub attachment portion to each other via the collar member. A hub mounting jig for mounting a hub having the hub bearing assembled thereon to a hub mounting portion of an evaluation tester for performing an evaluation test of the hub bearing of a vehicle,
a hub-side jig to which the hub is attached;
a tester-side jig attached to the hub attachment portion of the evaluation tester;
a plurality of collar members disposed between the hub-side jig and the testing-machine-side jig to separate the hub-side jig from the testing-machine-side jig;
A hub attachment jig comprising a fastening member that fastens the hub side jig and the testing machine side jig to each other via the collar member. A plurality of collar abutment positions at which the collar member abuts are set in advance on the hub-side jig,
3. The hub mounting jig according to claim 1, wherein said collar member is arranged at at least two or more positions of said collar contact position. The hub mounting jig according to any one of claims 1 to 3, wherein the plurality of collar members are arranged side by side in the circumferential direction around the rotation axis of the hub. The hub mounting jig according to any one of claims 1 to 4, wherein said hub side jig has lower rigidity than said hub mounting portion of said evaluation tester.

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