JP6380225B2 - Jig for vehicles - Google Patents

Description

  The present invention relates to a vehicle jig for removing a drive shaft from a disk plate side.

  In this type of vehicle, the drive shaft that transmits the rotational driving force to the wheel is inserted into a disk plate to which the wheel can be attached, and it is necessary to remove this drive shaft from the disk plate side when disassembling the vehicle. . For example, in the vehicle disclosed in Patent Document 1, the vehicle outer end portion of a metal axle (corresponding to a drive shaft) is inserted into a hub (corresponding to a carrier), and the vehicle outer end surface of the axle is located on the outer side of the disc plate. Exposed from the surface. This hub is a metal cylindrical member, and the outer end of the axle is tightly fitted. The disc plate is fastened to the outer surface of the hub via a plurality of bolts. When the vehicle is disassembled, the outer end of the axle exposed from the disk plate is hit with a hammer to remove the outer end of the axle from the carrier.

JP 09-150324 A

  By the way, in the configuration of the known technology, the vehicle outer end portion of the axle (drive shaft) is fixed at the contact portion with the hub (carrier), so that the axle removal operation is somewhat troublesome. That is, in order to remove the fixation between the axle and the hub, it is necessary to vigorously hit the outside end face of the axle exposed from the outside face of the disc plate with a hammer, which requires work and skill. The present invention has been devised in view of the above points, and an object of the present invention is to provide a jig that can more easily remove the drive shaft from the disk plate side.

  As means for solving the above-mentioned problems, the vehicle jig of the first invention is such that the vehicle outer end portion of the metal drive shaft that transmits the rotational driving force to the wheels is inserted into the metal carrier. The vehicle outer end surface of the drive shaft is used at the time of disassembling the vehicle exposed from the vehicle outer surface of the disc plate fastened to the vehicle outer surface of the carrier via a plurality of bolts. In other words, the jig of the present invention is a vehicle jig for pressing the vehicle outer end surface of the drive shaft and removing the vehicle outer end portion of the drive shaft from the carrier. In this vehicle, a plurality of bolts are disposed at appropriate intervals around the outer end surface of the drive shaft while projecting from the outer surface of the disk plate. In this type of vehicle, it is desirable that the drive shaft can be easily removed from the disk plate side using a jig.

In the present invention, the jig is provided with a main body portion, a rod-shaped main shaft portion, a plurality of swing arm portions projecting radially outward of the main shaft portion, and a set provided on the swing arm portion and capable of being screwed onto a bolt. A nut portion. Further, the main shaft portion is screwed to the main body portion to which the plurality of swing arm portions are attached, and can move in the axial direction while rotating relative to the plurality of swing arm portions. Therefore, by arranging the main shaft portion on the axis of the drive shaft and screwing the set nut portion to the corresponding bolt while arranging the plurality of swing arm portions on different bolts, the plurality of swing arm portions. Maintain the relative position of the disc plate. In this state, the main shaft portion is configured to press the vehicle outer end surface of the drive shaft while moving the main shaft portion toward the vehicle outer surface side of the disc plate while rotating relative to the plurality of swing arm portions. In the present invention, the main shaft portion arranged at an appropriate position by the plurality of swing arm portions is relatively rotated (by a relatively simple operation), and can be removed from the disk plate side while pressing the drive shaft.
Further, in the vehicle jig of the first invention, the plurality of swing arm portions are each connected in the thickness direction of the swing arm portion with a through hole into which the main body portion can be inserted and a corresponding set nut portion attached. And a shaft portion. Then, the plurality of swing arm portions are stacked in the thickness direction, and the main body portion is inserted into the through hole of each swing arm portion, so that the plurality of swing arm portions can be independently rotated around the axis of the main shaft portion. Is attached to the main body so as to be rotatable. Furthermore, the length of the connecting shaft portion of each swing arm portion is different in the thickness direction of the swing arm portion so that the set nut portion of each swing arm portion can be screwed to the corresponding bolt. In the present invention, according to the arrangement position of a plurality of bolts, each swing arm part can be aligned with the corresponding bolt while appropriately moving.

  The vehicle jig of the second invention is the vehicle jig of the first invention, wherein each of the plurality of swing arm portions is provided with a long hole extending radially outward of the main shaft portion, and the set nut portion. Is provided to be held by the swing arm portion via a rod-like connecting shaft portion slidably held in the long hole. In the present invention, each set nut part can be moved along the long hole of each swing arm part according to the arrangement position of each bolt, and can be arranged in a proper position.

  The vehicle jig of the third invention is the vehicle jig of the first invention or the second invention, wherein the swing arm portion is screwed into a first set nut portion that can be screwed into a bolt of a specific diameter, and One of the second set nut portions that can be screwed onto another bolt having a diameter different from that of the other bolt is provided so as to be removable. In the present invention, a plurality of types of set nut portions can be appropriately selected and provided on the swing arm portion according to the diameter of each bolt.

  A vehicle jig according to a fourth aspect of the present invention is the vehicle jig according to any one of the first to third aspects, wherein at least three swing arm portions are provided. In the present invention, the main shaft portion can be disposed in a proper position while being stably positioned by the three swing arm portions.

According to the first aspect of the present invention, it is possible to provide a jig capable of more easily removing the drive shaft from the disk plate side. In addition, according to the first invention, it is possible to provide a more convenient jig. Further, according to the second invention, a user-friendly jig can be provided. Further, according to the third aspect of the invention, it is possible to provide a jig that is easier to use. According to the fourth aspect of the invention, it is possible to provide a jig capable of stably removing the drive shaft from the disk plate side .

It is sectional drawing of a part of vehicle. It is a perspective view of a jig. It is a side view of a jig. It is a top view of a jig. It is a disassembled perspective view of a jig part. It is the schematic of a vehicle part and jig | tool which show the use condition of a jig | tool. It is a side view of the set nut part of another example.

  Hereinafter, embodiments for carrying out the present invention will be described with reference to FIGS. The vehicle VC in FIG. 1 includes a drive shaft 2v, a disk plate 4v, and a carrier 6v as a configuration related to the wheels WH. The drive shaft 2v is a metal shaft member that transmits a rotational driving force to the wheel WH, and a constant velocity joint 3v (a universal joint) is interposed on the end side thereof. The disk plate 4v is a disk-like member to which the wheel WH can be attached to the outer surface of the vehicle, and a hole 5v (through hole) into which the drive shaft 2v can be inserted together with the carrier 6v is provided at the approximate center. . The carrier 6v is a substantially cylindrical member made of metal through which the drive shaft 2v can be inserted, and has an insertion hole 7v (through hole) through which the drive shaft 2v can be inserted and a carrier support 8v. The outer periphery of the carrier 6v is rotatably fitted to the carrier support 8v through a bearing 9v.

  In this vehicle VC, the disc plate 4v is fastened to the outer surface of the carrier 6v via a plurality of bolts 10v. Then, the vehicle outer end portion of the drive shaft 2v disposed outside the constant velocity joint 3v is inserted into the carrier 6v, and the vehicle outer end surface of the drive shaft 2v is exposed from the vehicle outer surface of the disc plate 4v. A plurality of bolts 10v (typically 4 to 6) are protruded from the outer surface of the disk plate 4v with reference to FIG. 6 and at appropriate intervals around the outer end surface of the drive shaft 2v. It is arranged. The plurality of bolts 10v are rod-like fastening members all having the same diameter (specific diameter), the head side is locked to the carrier 6v, and the shaft side protrudes from the outer surface of the disk plate 4v. . When the vehicle VC is disassembled, the drive shaft 2v is removed from the disk plate 4v side. That is, the vehicle outer end surface of the drive shaft 2v exposed from the vehicle outer surface of the disk plate 4v is pressed, and the vehicle outer end portion of the drive shaft 2v is removed from the carrier 6v. At this time, since the drive shaft 2v is fixed at the contact portion CP with the carrier 6v, the operation of removing the drive shaft 2v tends to be somewhat troublesome. Therefore, in this embodiment, the drive shaft 2v is more easily removed from the disk plate 4v side using the jig 2 shown in FIG. Hereinafter, details of the jig 2 will be described.

[jig]
2 to 5, the jig 2 includes a main body portion 4, a lid portion 6, a main shaft portion 10, a plurality of swing arm portions 20A to 20C, and a plurality of set nut portions 30A to 30C. And a plurality of connecting shaft portions 40A to 40C. Here, in the present embodiment, when disassembling the vehicle VC, which will be described later, the inner end of the jig 2 (and its constituent members) disposed facing the outer surface of the disc plate 4v is used as one end, and the outer end is used as the end of the vehicle. The other end.

  Referring to FIG. 5, the main body 4 is a substantially cylindrical member, and includes an assembly cylinder portion 4 a, a flange portion 4 b, and a screw hole portion 4 c. The assembly cylinder part 4a is a small-diameter cylindrical part protruding from the center of the other end surface of the main body part 4, and can be fitted to the lid part 6 described later. The flange portion 4b is a disc-shaped portion that is formed at one end of the main body portion 4 and projects outward in the radial direction, and can prevent the swing arm portions 20A to 20C described later from coming off. The screw hole 4 c is a hole that penetrates from one end of the main body 4 to the other end, and is formed along the axis of the main body 4. A screw groove is formed on the inner peripheral surface of the screw hole portion 4c, and a main shaft portion 10 described later can be screwed (inserted while screwing).

  Moreover, the cover part 6 is a disk-shaped member which has the substantially same diameter as the flange part 4b with reference to FIG. 5, The assembly | attachment hole part 6a (with which the assembly cylinder part 4a can be fitted in the center is carried out. Through-holes) are formed. In this embodiment, in the assembly operation of the jig 2 described later, the main body 4 and the lid 6 are bolted via a plurality of bolt members BM. For this reason, four bolt holes H1 (non-through holes) are provided at 90 ° intervals on the other end surface of the main body portion 4 so as to surround the assembly cylinder portion 4a. The lid 6 is also provided with four bolt holes H2 (through holes) so as to surround the assembly hole 6a, and is arranged so as to face each bolt hole H1 of the main body 4 respectively.

[Main shaft]
2, 3, and 5, the main shaft portion 10 is a rod-like member that is longer than the main body portion 4, and a screw groove is formed on the peripheral surface thereof to form a screw hole portion of the main body portion 4. 4c can be screwed together. The other end of the main shaft portion 10 is provided with a hexagonal column-shaped handle portion 12 having a diameter larger than that of the screw hole portion 4c. A hemispherical abutting portion 14 projects from the center of one end surface of the main shaft portion 10, and the abutting portion 14 is disposed so as to be abuttable against the vehicle outer end surface of the drive shaft 2 v.

[Swing arm]
The plurality of swing arm portions (first swing arm portion 20A, second swing arm portion 20B, and third swing arm portion 20C) are each formed in a flat plate shape rotatably provided on the main body portion 4 with reference to FIG. It is a member. Since the plurality of swing arm portions 20A to 20C are members having substantially the same configuration, the details will be described using the first swing arm portion 20A as an example. Referring to FIG. 5, the first swing arm portion 20 </ b> A is a flat plate member having a bowl shape when viewed from above, and one side 21 having a large diameter disk shape when viewed from above and the other side 22 having a small diameter disk shape. Are connected and integrated. A substantially circular mounting hole 21a (through hole) into which the main body 4 can be inserted is formed at one side 21 of the first swing arm portion 20A. Further, the other side 22 of the first swing arm portion 20A is arranged so as to project outward in the radial direction of the main body portion 4 with reference to an assembled state of the jig 2 described later. On the other side 22 of the first swing arm portion 20A, a long hole 22a (through hole) extending outward in the radial direction of the main body portion 4 is formed with reference to FIGS. This long hole 22a can hold | maintain a corresponding below-mentioned connection part (1st connection shaft part 40A in the 1st swing arm part 20A) so that sliding is possible. In this embodiment, the first swing arm portion 20A, the second swing arm portion 20B, and the third swing arm portion 20C are overlapped in the thickness direction with reference to an assembly state of the jig 2 described later. And disposed between the flange portion 4 b of the main body portion 4 and the lid portion 6.

[Set nut part]
The plurality of set nut portions (first set nut portion 30A, second set nut portion 30B, and third set nut portion 30C) are members that can be screwed to the bolt 10v, respectively, with reference to FIGS. Yes, it is detachably provided on the corresponding swing arm portions 20A to 20C. Since the plurality of set nut portions 30A to 30C are members of substantially the same configuration, the details will be described exclusively using the first set nut portion 30A as an example. The first set nut portion 30 </ b> A is a substantially cylindrical member with reference to FIG. 5, and includes a first hole portion 31 and a second hole portion 32. The first hole portion 31 is a hole portion (non-through hole) provided on the other end surface of the first set nut portion 30 </ b> A, and a thread groove is formed on the inner peripheral surface thereof. The first set nut portion 30A can be screwed to the first connecting shaft portion 40A). The second hole portion 32 is a hole portion (non-through hole having an opening dimension D1) provided on one end surface of the first set nut portion 30A. A screw groove is formed on the inner peripheral surface of the second hole portion 32 and the disk plate 4v. Can be screwed onto the bolt 10v protruding from the outer surface of the vehicle.

  By the way, in the present embodiment, the set nut portions 30A to 30C (all of which are first set nut portions) that can be screwed onto the bolt 10v having a specific diameter are used, but another set shown in FIG. A nut portion (second set nut portion 34) can also be used. The second set nut portion 34 has the same configuration as the first set nut portion 30A described above except that the opening size of the second hole portion 33 is different. The second set nut portion 34 can be screwed with another bolt (not shown) having a diameter larger than that of the specific bolt 10v into the second hole portion 33 having the opening dimension D2 (D2> D1). For this reason, when the disk plate 4v and the carrier 6v are fastened via a plurality of other bolts, the second set nut portion 34 can be used instead of the set nut portions 30A to 30C.

[Connection shaft]
In addition, a plurality of connecting shaft portions (first connecting shaft portion 40A, second connecting shaft portion 40B, third connecting shaft portion 40C) can be obtained by referring to FIG. 2 and FIG. It is a bar for attaching to corresponding swing arm part 20A-20C. Here, since the plurality of connecting shaft portions 40A to 40C have substantially the same configuration, the details will be described exclusively using the first connecting shaft portion 40A as an example. The first connecting shaft portion 40A includes a shaft portion 42a, a head portion 44, and a screw portion 46 with reference to FIG. The shaft portion 42a is a cylindrical portion that is slidably inserted into the long hole 22a of the first swing arm portion 20A. Moreover, the head part 44 is a cylindrical part whose diameter is large so that it cannot be inserted into the long hole 22a, and is provided at the other end of the first connecting shaft part 40A. The screw portion 46 is a slightly small cylindrical portion protruding from one end surface of the shaft portion 42a. A screw groove is formed on the peripheral surface of the screw portion 46 and screwed into the first hole portion 31 of the first set nut portion 30A. Is possible.

  In the present embodiment, referring to FIG. 5, the length dimension of each shaft portion 42a, 42b, 42c of each connecting shaft portion 40A, 40B, 40C is in this order by the thickness dimension T of each swing arm portion. Shortened. That is, the length dimension L of the shaft portion 42a of the first connecting shaft portion 40A is set to be the longest. The shaft portion 42b of the second connecting shaft portion 40B is shorter than the shaft portion 42a by the thickness dimension T, and the shaft portion 42c of the third connecting shaft portion 40C is shorter than the shaft portion 42b by the thickness dimension T. It will be lost.

[Jig assembly work]
2 and 5, the first swing arm portion 20A, the second swing arm portion 20B, and the third swing arm portion 20C are overlapped, and the flange is inserted into the main body portion 4 from the third swing arm portion 20C side. Locks to the portion 4b. The bolt material BM is inserted into each bolt hole H1 of the main body part 4 and each bolt hole H2 of the cover part 6 while the assembly cylinder part 4a of the main body part 4 is fitted into the assembly hole part 6a of the cover part 6. Set up. In this way, the main body portion 4 and the lid portion 6 can be assembled and the swing arm portions 20A to 20C can be appropriately disposed while being held between them. And the main shaft part 10 is protruded from the one end surface of the main-body part 4 while screwing clockwise in the screw hole part 4c from the one end side. In this way, the main shaft portion 10 is indirectly screwed to the plurality of swing arm portions 20 </ b> A to 20 </ b> C via the main body portion 4. And with respect to each swing arm part 20A-20C, the main shaft part 10 is arrange | positioned so that a movement to an axial direction (refer arrow D / A direction of FIG. 6) is relatively rotated around an axial line clockwise. In the present embodiment, the main body 4 is slidably inserted into the mounting holes 21a of the swing arm portions 20A to 20C, and the swing arm portions 20A to 20C project outward in the radial direction of the main shaft portion 10. The swing arm portions 20A to 20C can be independently rotated around the main body portion 4 and the main shaft portion 10.

  Before and after the above operation, referring to FIG. 5, the first set nut portion 30A is attached to the first swing arm portion 20A via the first connecting shaft portion 40A. Moreover, the 2nd set nut part 30B is attached to the 2nd swing arm part 20B via the 2nd connecting shaft part 40B. Then, the third set nut portion 30C is attached to the third swing arm portion 20C via the third connecting shaft portion 40C. At this time, the shaft portions 42a to 42c of the connecting shaft portions are respectively slidably inserted into the long holes 22a of the corresponding swing arm portions, and the head portion 44 is hung on the periphery of the long hole 22a as shown in FIG. stop. Then, the set nut portions 30A to 30C are respectively engaged with the swing arm portions 20A to 20C by screwing the screw portions 46 of the connection shaft portions 40A to 40C into the first hole portions 31 of the corresponding set nut portions 30A to 30C. Can be detachably provided.

  Here, in this embodiment, referring to FIGS. 3 and 6, the set nut portions 30 </ b> A to 30 </ b> C protrude from the one end side of the main body portion 4, and protrude from the outer surface of the disk plate 4 v. It arrange | positions so that screwing to the volt | bolt 10v is possible. At this time, the length dimension of each shaft part 42a, 42b, 42c of each connecting shaft part 40A, 40B, 40C is shortened in this order by the thickness dimension of each swing arm part. Therefore, referring to FIG. 3, regardless of the position of each swing arm portion with respect to main body portion 4, each end surface of first set nut portion 30A to third set nut portion 30C and the outer surface of disc plate 4v. The distance between is constant. After the components 2 are assembled in this way to form the jig 2, the drive shaft 2 v is removed using the jig 2 as shown in FIG. 6.

[Drive shaft removal using a jig]
Referring to FIG. 6, when disassembling the vehicle VC, for example, the vehicle VC is disposed and fixed in place, and then the jig 2 is attached to the outer surface of the disk plate 4v. In the present embodiment, the main shaft portion 10 is disposed on the axis of the vehicle outer end portion of the drive shaft 2v, and the plurality of swing arm portions 20A to 20C are respectively disposed on different bolts 10v. At this time, according to the arrangement positions of the plurality of bolts 10v, the swing arm parts 20A to 20C can be aligned with the corresponding bolts 10v while appropriately rotating around the axis of the main shaft part 10. And the relative positional relationship of several swing arm part 20A-20C and the disk plate 4v is maintainable by screwing the 2nd hole 32 of each set nut part 30A-30C to the corresponding volt | bolt 10v. At this time, according to the arrangement position of each bolt 10v, each set nut part 30A-30C is moved to the extending direction of the long hole 22a of each swing arm part 20A-20C via the corresponding connecting shaft part 40A-40C. Thus, each set nut part 30A-30C can be arrange | positioned in the suitable place which can be screwed by corresponding bolt 10v by moving to the radial direction outer side or inner side of the main shaft part 10 suitably.

  And after fixing the position of the main-body part 4, the vehicle of the drive shaft 2v is moved, moving the main shaft part 10 to the surface side of the vehicle plate outer side of the disk plate 4v, rotating relatively with respect to several swing arm part 20A-20C. Press the outer end face. In this embodiment, by operating the handle portion 12 and moving the main shaft portion 10 in the direction of the arrow DA while relatively rotating clockwise, the drive shaft 2v is moved at the abutment portion 14. It can be pressed accurately. The vehicle outer end of the drive shaft 2v pressed in this way is fixed to the inside of the vehicle while pushing and shrinking the constant velocity joint 3v while coming out of the carrier 6v and coming off from the carrier 6v. Will move. In this way, by rotating the main shaft portion 10 disposed at an appropriate position in each of the swing arm portions 20A to 20C (by a relatively simple operation), the drive shaft 2v can be removed while being pressed. At this time, the main shaft portion 10 can be disposed at an appropriate position while being stably positioned by the three swing arm portions 20A to 20C. Therefore, according to this embodiment, it is possible to provide the jig 2 that can more easily remove the drive shaft 2v from the disk plate 4v side.

  The vehicle jig 2 of the present embodiment is not limited to the above-described embodiment, and can take other various embodiments. In this embodiment, the example which attaches the main shaft part 10 and several swing arm part 20A-20C indirectly via the main-body part 4 was demonstrated. Alternatively, the main shaft portion can be directly screwed into the mounting holes of the swing arm portions (the main body portion and the lid portion can be omitted). The configuration (shape, dimensions, etc.) of the main shaft portion can be appropriately changed according to the configuration of the jig, and the handle portion and the contact portion can be appropriately omitted.

  In the present embodiment, the example in which the three swing arm portions 20A to 20C are provided in the jig 2 has been described. However, the configuration (shape, size, number of formation, etc.) of the same portion is not limited. For example, the number of swing arm portions may be two or more, and the same number as the number of bolts protruding from the disk plate can be provided. In this embodiment, each swing arm portion is provided with a long hole, and the connecting shaft portion is slidably held together with the set nut portion. However, the connecting shaft portion can be configured to be non-slidable. . Further, the plurality of swing arm portions can be rotated around the axis of the main shaft portion while maintaining the relative positional relationship thereof, and can be provided so as not to rotate.

  Moreover, in this embodiment, although the structure (shape, dimension, number of formation, etc.) of each set nut part 30A-30C was illustrated, it is not the meaning which limits the structure of the part. For example, each set nut part may be provided so as not to be removable from the corresponding swing arm part, or may be provided directly on the corresponding swing arm part. Further, the second set nut portion may be configured such that another bolt (not shown) having a diameter smaller than that of the specific bolt can be screwed into the second hole portion. And this 2nd set nut part may also be provided in the corresponding swing arm part so that removal is possible, may be provided so that removal is not possible, and may be provided directly in the corresponding swing arm part.

  Moreover, although the usage example of the jig | tool was illustrated in this embodiment, it is not the meaning which limits the usage method of a jig | tool. The configuration on the vehicle side can also be changed as appropriate. The drive shaft may be fixed at a contact portion with a carrier support, which is a part of the carrier, or a contact portion with another member different from the carrier. It can be used suitably.

2v Drive shaft 3v Constant velocity joint 4v Disk plate 5v Hole 6v Carrier 7v Insertion hole 8v Carrier support 9v Bearing 10v Bolt 2 Jig 4 Body 6 Lid 4a Assembly cylinder 4b Flange 4c Screw hole 6a Assembly Hole portion 10 Main shaft portion 12 Handle portion 14 Contact portion 20A First swing arm portion 20B Second swing arm portion 20C Third swing arm portion 21a Mounting hole 22a Long hole 30A First set nut portion 30B Second set nut portion 30C Third set nut portion 31 First hole portion 32 Second hole portion 40A First connecting shaft portion 40B Second connecting shaft portion 40C Third connecting shaft portions 42a, 42b, 42c Shaft portion 44 Head portion 46 Screw portion BM Bolt material CP Contact part VC Vehicle WH Wheel

Claims (4)

A vehicle outer end portion of a metal drive shaft that transmits rotational driving force to the wheels is inserted into a metal carrier, and a vehicle outer end surface of the drive shaft is connected to a plurality of bolts on a vehicle outer surface of the carrier. A vehicle for pressing the vehicle outer end surface of the drive shaft to remove the vehicle outer end portion of the drive shaft from the carrier when disassembling the vehicle exposed from the vehicle outer surface of the disc plate fastened via A jig for
The plurality of bolts are arranged at appropriate intervals around the outer end surface of the drive shaft while projecting from the outer surface of the disk plate,
The jig includes a main body, a rod-shaped main shaft, a plurality of swing arm portions projecting radially outward of the main shaft portion, and a set that is provided on the swing arm portion and can be screwed onto the bolt. A nut portion, and the main shaft portion is provided in a threaded state with the main body portion to which the plurality of swing arm portions are attached, and is rotated while rotating relatively to the plurality of swing arm portions. Move in the direction,
While disposing the main shaft portion on the axis of the drive shaft and screwing the set nut portion to the corresponding bolt while disposing the plurality of swing arm portions on the different bolts, Maintaining a relative positional relationship between the plurality of swing arm portions and the disk plate;
The main shaft portion is configured to press the vehicle outer end surface of the drive shaft while moving the main shaft portion to the vehicle outer surface side of the disk plate while rotating relative to the plurality of swing arm portions .
Each of the plurality of swing arm portions has a through hole into which the main body portion can be inserted, and a connecting shaft portion extending in the thickness direction of the swing arm portion with a corresponding set nut portion attached thereto,
The plurality of swing arm portions are stacked in the thickness direction, and the main body portion is inserted into the through-hole of each swing arm portion, so that the plurality of swing arm portions are independent of the main shaft portion. It is attached to the main body in a state where it can rotate around the axis of
For vehicles in which the length of the connecting shaft portion of each swing arm portion is different in the thickness direction of the swing arm portion so that the set nut portion of each swing arm portion can be screwed to the corresponding bolt . jig. Said plurality of swing arm, respectively, wherein with a long hole is provided extending radially outwardly of the main shaft portion, the set nut portion, the connecting shaft portion of the slidably retained rodlike in the slot The jig for a vehicle according to claim 1, wherein the jig is provided to be held by the swing arm portion via a pin.   Either a first set nut portion that can be screwed to a bolt having a specific diameter on the swing arm portion, or a second set nut portion that can be screwed to another bolt having a diameter different from that of the specific bolt. The jig for vehicles according to claim 1 or 2 provided so that can be removed.   The vehicle jig according to any one of claims 1 to 3, wherein at least three swing arm portions are provided.

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