CN213381251U - Double-cross-arm type rear independent suspension assembly assembling tool - Google Patents

Abstract

This scheme provides a two horizontal arm formula rear independent suspension assembly fixture, including brake disc locating component, coupling nut complementary unit, location stand and frock bottom plate, wherein, brake disc locating component is used for supporting location brake disc, and coupling nut complementary unit is used for assisting the coupling nut installation on xarm, wheel hub support and the lower swing arm, and the location stand is used for supporting location back sub vehicle frame. And a brake disc positioning assembly, a connecting nut auxiliary mechanism and a positioning upright post are arranged on the tool bottom plate. The brake disc positioning assembly, the connecting nut auxiliary mechanism and the positioning upright post are adjustable in length along the Z direction and adjustable in position along the Y direction. Through designing brake disc support positioning assembly, coupling nut complementary unit and location stand can follow Y to Z to adjusting to the motorcycle type positioning of different wheel base widths and different wheel center heights, and, because a production line is shared to different double-wishbone type rear independent suspension motorcycle types, can guarantee quick, convenient completion when consequently switching the motorcycle type.

Description

Double-cross-arm type rear independent suspension assembly assembling tool

Technical Field

The utility model belongs to the technical field of independent suspension, in particular to independent suspension assembly frock behind two horizontal arm formula.

Background

CN210S rear independent suspension assembly product need assemble under whole car unloaded state, simultaneously, needs the frock tray to carry out the auxiliary assembly, places each spare part for the assembly under whole car unloaded state, uses the air gun pretension, screws up with the tightening shaft.

One of a double-wishbone type rear independent suspension and a multi-link type rear independent suspension is shown in fig. 1 and is composed of a rear sub-frame, a lower swing arm, a cross arm, an upper control arm, a brake disc, a shock absorber, a hub bracket and the like.

Because the subsequently developed same type of double-cross arm type rear independent suspension has more types of vehicles, such as SUVs, MPVs, cars and the like, and the types of vehicles also can be divided into large, medium and small passenger vehicles, the wheel tracks are different, and the chassis heights are also different. Due to different vehicle types, the arrangement of the chassis is different, and the positioning of the auxiliary frame is different. The traditional process uses one tooling tray for each vehicle type, the tooling trays correspond to the assembled products one by one, the tooling trays cannot be compatible with a plurality of products, the tooling trays need to be hung out of a line completely when the vehicle types are switched, then the corresponding vehicle type trays to be produced are hung into the line, the whole process consumes large manpower and material resources, and the time is long. Or each vehicle type has a special production line, the line body corresponds to the assembly product one by one, the investment of the mode is large, the pressure of the production cost born by a factory is large, and the production field is insufficient.

Therefore, it is necessary to design a tooling for assembling a double-cross arm rear independent suspension assembly to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two horizontal arm formula rear independent suspension assembly fixture can adapt to the motorcycle type assembly of different wheel bases, the different sub vehicle frame location of adaptation, and different motorcycle types switch moreover and will be quick, convenient completion.

In order to solve the technical problem, the utility model provides a two horizontal arm formula rear independent suspension assembly fixture, include:

the brake disc positioning assembly is used for supporting and positioning the brake disc;

the connecting nut auxiliary mechanism is used for assisting the installation of the connecting nuts of the cross arm, the hub bracket and the lower swing arm;

the positioning upright post is used for supporting the positioned auxiliary frame;

the tooling bottom plate is used for mounting the brake disc positioning assembly, the connecting nut auxiliary mechanism and the positioning upright post;

the brake disc positioning assembly, the connecting nut auxiliary mechanism and the positioning upright post are adjustable in length along the Z direction and adjustable in position along the Y direction.

Preferably, in the assembly fixture for the double-wishbone type rear independent suspension assembly, a first group of Y-direction guide rails is provided on the fixture base plate, and the brake disc positioning assembly is slidably connected with the first group of Y-direction guide rails.

Preferably, in the assembly fixture for the double-wishbone type rear independent suspension assembly, a second group of Y-direction guide rails is provided on the fixture base plate, and the connecting nut auxiliary mechanism is slidably connected with the second group of Y-direction guide rails.

Preferably, in the assembly fixture for the double-cross arm type rear independent suspension assembly, the assembly fixture further comprises a fixing pin for fixing the connecting nut auxiliary mechanism on the fixture bottom plate, and the fixture bottom plate and the connecting nut auxiliary mechanism are both provided with connecting holes for inserting the fixing pin.

Preferably, in the assembly tooling for the double-cross arm type rear independent suspension assembly, the assembly tooling further comprises a lifting lug arranged on the tooling bottom plate.

Preferably, in the assembly fixture for the double-cross arm type rear independent suspension assembly, the assembly fixture further comprises an auxiliary support column arranged on the fixture bottom plate and used for supporting the rear auxiliary frame, and the auxiliary support column is adjustable in length along the Z direction and adjustable in position along the Y direction.

Preferably, in the double-wishbone type rear independent suspension assembly assembling tool, the tool further comprises a tool flow buffering mechanism disposed on the tool base plate and configured to buffer when stopping on the production line.

Preferably, in the double-cross arm type rear independent suspension assembly assembling tool, a plurality of connecting holes are formed in a tool bottom plate, and other vehicle type positioning positions are reserved.

Preferably, in the above-mentioned double wishbone rear independent suspension assembly fixture, the brake disc positioning assembly includes:

the brake disc supporting and positioning block is used for supporting the brake disc, and a clamping groove is formed in the contact surface of the brake disc supporting and positioning block and the brake disc;

the brake disc support positioning block is used for supporting the brake disc support positioning block, mounting holes for inserting the fixing pins are formed in the support blocks and the brake disc support positioning block, and the Y-direction height of the brake disc support positioning block is adjusted by adding or removing cushion blocks between the support blocks and the brake disc support positioning block;

the base is used for supporting the supporting block, and the bottom of the base is in sliding connection with the tool bottom plate.

Preferably, in the assembly tooling for the double-wishbone rear independent suspension assembly, the assembly tooling further comprises a hub bracket support block for supporting the hub bracket, and the hub bracket support block is arranged on the support block.

Preferably, in the above-mentioned double wishbone rear independent suspension assembly fixture, the brake disc locating component further comprises:

the locking block is arranged on the tool bottom plate, and a plurality of locking holes with different distances are formed in the locking block along the Y direction;

a locking pin movably connected to the base, the locking pin being positioned for insertion into the locking hole.

12. The assembly tooling of claim 9 or 10, wherein the brake disc positioning assembly further comprises an X-direction guide rail disposed between the support block and the base and disposed along the X-direction.

Preferably, in the above-mentioned double wishbone rear independent suspension assembly fixture, the positioning column includes:

a locating pin for connecting the rear subframe;

a locking pin for fixing the positioning pin;

the eccentric block is connected with the locking pin and provided with an eccentric positioning pin mounting hole;

and the positioning column is arranged on the tool bottom plate and is adjustable in length along the Z direction.

Preferably, in the assembly tooling for the double-wishbone rear independent suspension assembly, the positioning column includes:

the positioning upright post upper part is used for supporting the eccentric block;

the lower part of the positioning upright post is fixed on the tooling bottom plate;

the upper portion of the lower portion of the positioning upright column and the lower portion of the upper portion of the positioning upright column are provided with bolt holes, and the lower portion of the positioning upright column and the upper portion of the positioning upright column are connected through bolts.

The utility model provides a two horizontal arm formula rear independent suspension assembly fixtures, including brake disc locating component, coupling nut complementary unit, location stand and frock bottom plate, wherein, brake disc locating component is used for supporting location brake disc, and coupling nut complementary unit is used for assisting the coupling nut installation on xarm, wheel hub support and the lower swing arm, and the location stand is used for supporting location back sub vehicle frame. And a brake disc positioning assembly, a connecting nut auxiliary mechanism and a positioning upright post are arranged on the tool bottom plate. The brake disc positioning assembly, the connecting nut auxiliary mechanism and the positioning upright post are adjustable in length along the Z direction and adjustable in position along the Y direction. Through designing brake disc support positioning assembly, coupling nut complementary unit and location stand can follow Y to Z to adjusting to the motorcycle type positioning of different wheel base widths and different wheel center heights, and, because a production line is shared to different double-wishbone type rear independent suspension motorcycle types, can guarantee quick, convenient completion when consequently switching the motorcycle type.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of a double wishbone rear independent suspension;

fig. 2 is a schematic structural view of the double-wishbone rear independent suspension assembly assembling tool provided in the present scheme;

FIG. 3 is a schematic structural diagram of a brake disc positioning assembly provided in the present embodiment;

FIG. 4 is a schematic structural view of the positioning column according to the present embodiment after assembly;

FIG. 5 is a schematic structural view of the positioning column provided by the present embodiment before assembly;

fig. 6 is a schematic structural diagram of the tooling bottom plate provided by the scheme.

In the upper diagram:

s1-brake disc; s2-crossbar; s3-hub bracket; s4-lower swing arm; s5-a rear subframe; s6-a shock absorber; S7-Upper control arm;

1-a brake disc positioning assembly; 2-a first set of Y-directional guides; 3-a second set of Y-directional guides; 4-connecting a nut auxiliary mechanism; 5-a fixed pin; 6-lifting lugs; 7-positioning the upright post; 8-auxiliary supporting upright columns; 9-tooling bottom plate; 10-a tooling flow buffer mechanism;

11-a brake disc support positioning block; 12-a fixation pin; 13-a support block; 14-a locking pin; 15-a locking block; 16-a base; 17-a hub carrier support block;

71-a locating pin; 72-a locking pin; 73-eccentric mass; 74-positioning the upper portion of the post; 75-a latch; 76-positioning the lower portion of the post.

Detailed Description

The core of the utility model is to provide a two horizontal arm formula rear independent suspension assembly fixture, can adapt to the motorcycle type assembly of different wheel bases, the different sub vehicle frame location of adaptation, different motorcycle types switch moreover and will be quick, convenient completion.

In order to make those skilled in the art better understand the technical solutions provided by the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-6, fig. 1 is a schematic structural view of a double-wishbone rear independent suspension; fig. 2 is a schematic structural view of the double-wishbone rear independent suspension assembly assembling tool provided in the present scheme; FIG. 3 is a schematic structural diagram of a brake disc positioning assembly provided in the present embodiment; FIG. 4 is a schematic structural view of the positioning column according to the present embodiment after assembly; FIG. 5 is a schematic structural view of the positioning column provided by the present embodiment before assembly; fig. 6 is a schematic structural diagram of the tooling bottom plate provided by the scheme.

The utility model provides a two horizontal arm formula rear independent suspension assembly fixtures, including brake disc locating component 1, coupling nut complementary unit 4, location stand 7 and frock bottom plate 9, wherein, brake disc locating component 1 is used for supporting location brake disc S1, and coupling nut complementary unit 4 is used for assisting the coupling nut installation on xarm S2, wheel hub support S3 and lower swing arm S4, and location stand 7 is used for supporting location back sub vehicle frame S5. And a brake disc positioning assembly 1, a connecting nut auxiliary mechanism 4 and a positioning upright post 7 are arranged on the tool bottom plate 9. The brake disc positioning assembly 1, the connecting nut auxiliary mechanism 4 and the positioning upright post 7 are adjustable in length along the Z direction and adjustable in position along the Y direction.

Through the design of the brake disc supporting and positioning assembly 1, the connecting nut auxiliary mechanism 4 and the positioning upright post 7, Y/Z direction adjustment can be carried out, so that the assembly positioning of vehicle types with different wheel track widths and different wheel center heights can be adapted, and because different double-cross-arm type rear independent suspension vehicle types share one production line, rapid and convenient completion can be guaranteed during vehicle type switching.

It should be noted that, since the support positioning mechanism of the shock absorber S6 is provided on the product line, it is not necessary to provide it on the assembling tool of the present application. The upper control arm S7 requires no support during assembly due to its relatively light weight, and can be positioned directly using the mounting points at both ends of the double wishbone rear independent suspension assembly.

In addition, in this document, all of the "Z direction" means a direction (vertical direction up and down) of an extension line of the wheel center height in fig. 2, the "Y direction" means a direction (horizontal direction left and right) of an extension line of the wheel base width in fig. 2, and the "X direction" means a direction (lateral direction front and back) perpendicular to the Y direction on the plane of the tooling bottom plate in fig. 2.

The specific structure and function are described as follows:

the brake disc positioning assembly 1 is used for supporting and positioning a brake disc S1, so that the brake disc S1 is positioned in the unloaded state of the whole vehicle, and the height of the brake disc S1 can be adjusted in the Z direction to adapt to vehicle types with different wheel center heights, and Z-direction adjustment is realized. The distance between the two brake discs S1 can also be adjusted in the Y direction to accommodate vehicle models of different track widths.

The connecting nut auxiliary mechanism 4 is used for assisting the mounting of the connecting nut of the cross arm S2, the hub bracket S3 and the lower swing arm S4, so that the connecting nut of the cross arm S2, the hub bracket S3 and the lower swing arm S4 is in an unloaded state of the whole vehicle. Meanwhile, the structure form of providing a reaction arm for the mounting nut can be designed. This part of the disclosure is filed for patent and is not described in detail herein.

The positioning upright post 7 is used for supporting and positioning the rear auxiliary frame S5 to enable the rear auxiliary frame S5 to be in a position under the unloaded state of the whole vehicle.

The tooling bottom plate 9 is used for mounting all components for supporting the double-cross arm type rear independent suspension assembly.

In a specific embodiment, the tool bottom plate 9 is provided with a first group of Y-guide rails 2, and the brake disc positioning assembly 1 is connected with the first group of Y-guide rails 2 in a sliding manner, so that the brake disc positioning assembly 1 moves along the Y direction. The first group of Y-direction guide rails 2 are used for sliding the brake disc positioning assembly 1, and the position of the brake disc positioning assembly in the Y direction is changed to adapt to vehicle types with different wheel tracks. Of course, the brake disc positioning assembly 1 can also be moved by other sliding connection methods besides the arrangement of linear guide rails, which are not listed here.

In a specific embodiment, the tool bottom plate 9 is provided with a second group of Y-guide rails 3, and the connection nut auxiliary mechanism 4 is connected with the second group of Y-guide rails 3 in a sliding manner, so that the connection nut auxiliary mechanism 4 moves along the Y direction. The second group of Y-direction guide rails 3 are used for connecting the sliding cross arm S2, the hub bracket S3 and the lower swing arm S4 with the nut auxiliary mechanism 4, and the position of the nut auxiliary mechanism in the Y direction is changed to adapt to vehicle models with different wheel tracks. Of course, the coupling nut assisting mechanism 4 may be moved by other sliding coupling methods than the arrangement of the linear guide, which is not illustrated here.

Further, this scheme still includes and is used for being fixed in the fixed pin 5 on the frock bottom plate 9 with coupling nut complementary unit 4, all offers the connecting hole that is used for inserting fixed pin 5 on frock bottom plate 9 and the coupling nut complementary unit 4. After the position of the connecting nut auxiliary mechanism 4 in the Y direction is adjusted, the fixing pins 5 are inserted into the corresponding connecting holes of the tool bottom plate 9 and the connecting nut auxiliary mechanism 4 respectively, so that the positions of the cross arm, the hub bracket and the lower swing arm connecting nut auxiliary mechanism 4 in the Y direction are fixed.

Further, this scheme still includes the lug 6 that sets up on the frock bottom plate 9 for the frock that this text of transport was set forth is lifted by crane, is carried.

Further, this scheme still including set up on frock bottom plate 9 for support back sub vehicle frame S5' S auxiliary stay post 8, auxiliary stay post 8 is adjustable and Y position is adjustable along Z to adjustable and Y. The auxiliary supporting upright post 8 is used for supporting the rear auxiliary frame, so that the rear auxiliary frame is located at the position of the whole vehicle in an idle state, the safety accidents caused by the sliding of parts due to the shaking in the assembling process are avoided, and the positioning upright post 7 can be switched if necessary.

Further, the scheme also comprises a tool flowing buffering mechanism 10 which is arranged on the tool bottom plate 9 and used for buffering when the assembly line stops. The tool flowing buffer mechanisms 10 are arranged at two ends of the tool bottom plate 9 (namely the front and the rear directions of the assembly line conveying)

In a specific embodiment, the tool bottom plate 9 is provided with a plurality of connecting holes, and other vehicle type positioning positions are reserved. The tooling bottom plate 9 is used for installing the brake disc positioning assembly 1, the positioning upright post 7, the auxiliary positioning upright post 8, the connecting nut auxiliary mechanism 4 and other mechanisms, reserving positioning positions of other vehicle types at the positioning upright post 7 and the auxiliary positioning upright post 8, and reserving holes.

The brake disc supporting and positioning assembly 1 is mainly described and comprises:

and a disc support positioning block 11 for supporting the disc S1. And clamping grooves are formed on the contact surfaces of the brake disc support positioning blocks 11 and the brake discs S1. The brake disc supporting and positioning block 11 is used for supporting a brake disc, positioning the position of the brake disc in the no-load state of the whole vehicle, supporting the brake disc and being free of being held by hands. The clamping groove can be a V-shaped groove surface, and the notch is used for positioning the central wheel shaft of the brake disc;

the brake disc support positioning device comprises a fixing pin 12 and a supporting block 13 used for supporting a brake disc support positioning block 11, wherein mounting holes used for inserting the fixing pin 12 are formed in the supporting block 13 and the brake disc support positioning block 11, and the Y-direction height of the brake disc support positioning block 11 is adjusted by adding or removing cushion blocks between the supporting block 13 and the brake disc support positioning block 11. The fixing pins 12 enable the brake disc support positioning blocks 11 to be conveniently plugged and unplugged, so that cushion blocks can be conveniently added or removed, and the brake disc support positioning blocks 11 can be conveniently and rapidly replaced. The supporting block 13 is used for supporting the brake disc support positioning block 11, providing a mounting hole for the fixing pin and providing a mounting position for the hub bracket supporting block. As shown in fig. 3, two fixing pins 12 are respectively arranged on two sides of the brake disc support positioning block 11 and the support block 13;

and the bottom of the base 16 is in sliding connection with the tool bottom plate 9. Specifically, the bottom of the base 16 is provided with a slider, and the slider is connected with the first group of Y-guide rails 2 in a sliding manner. The base 16 is used for moving the brake disc positioning assembly in the Y-direction position to adapt to vehicle types with different wheel tracks.

Further, this scheme still includes the hub support supporting shoe 17 that is used for supporting hub support S3, and hub support supporting shoe 17 sets up on supporting shoe 13. As shown in fig. 4, the hub bracket support block 17 is an L-shaped bent plate, and its end is connected to the hub bracket S3 near the center side of the hub. The hub support supporting block 17 is used for assisting in supporting the hub support, so that the hub support does not need to be held by hands when being installed, installation is facilitated, and safety accidents caused by shaking or falling of the hub support are avoided.

Furthermore, for the stability of the tooling during assembly, the brake disc positioning assembly 1 further comprises:

the locking block 15 is arranged on the tool bottom plate 9, and a plurality of locking holes with different distances are formed in the locking block 15 along the Y direction;

a locking pin 14 movably connected to the base 16, the locking pin 14 being positioned for insertion into the locking hole. The locking pin 14 is used for locking the Y-direction position of the brake disc positioning assembly 1, and is suitable for vehicle types with different wheel tracks. The locking block 15 is provided with locking holes with different distances, and insertion holes are provided for the locking pins 14, so that the locking block is suitable for vehicle types with different wheel tracks. Of course, the tool bottom plate 9 may be directly perforated without providing the locking block 15, and the locking pin 14 may be inserted into the locking hole of the tool bottom plate 9 for positioning.

In addition, the brake disc supporting and positioning assembly 1 of the tooling is provided with a group of Y-direction guide rails, and an X-direction guide rail and a Z-direction guide rail can be added to realize the adjustment in three directions. Specifically, the brake disc positioning assembly 1 further includes an X-direction guide rail disposed between the support block 13 and the base 16 and disposed along the X-direction.

As to the positioning column 7, it includes:

and a locating pin 71 for connecting the rear sub-frame S5. The positioning pin 71 is used for positioning the position of the auxiliary frame and can be replaced according to different positioning holes in the rear auxiliary frame S5;

the locking pin 72 is used for fixing the positioning pin 71, so that the positioning pin is not easy to fall off;

the eccentric block 73 is connected with the locking pin 72, an eccentric positioning pin mounting hole is formed in the eccentric block 73, positioning can be achieved by rotating any angle according to different vehicle types, the positioning pin 71 can be replaced quickly by adopting a plug-in connection mode, and the size of different positioning holes can be adapted;

and the positioning column is arranged on the tool bottom plate 9 and is adjustable in length along the Z direction.

Further, the positioning column includes:

a positioning post upper portion 74 for supporting the eccentric mass 73;

a positioning column lower part 76 fixed to the tooling bottom plate 9;

wherein, the upper part of the positioning column lower part 76 and the lower part of the positioning column upper part 74 are provided with bolt holes, and the positioning column lower part 76 and the positioning column upper part 74 are connected through a bolt 75.

It should be noted that the positioning column can be adjusted in height in the Z direction, and can be quickly replaced by using a bolt, so that the upper part 74 of the positioning column with different lengths can be quickly replaced to adapt to vehicle types with different wheel center heights. Of course, several more bolt holes can be drilled in the upper portion of the lower positioning post part 76 and/or the lower portion of the upper positioning post part 74 to achieve Z-direction adjustment.

It should also be noted that the upper portion of the lower positioning post portion 76 and/or the lower portion of the upper positioning post portion 74 are provided with a plurality of pin holes along the Z-direction. The bolt 75 is used for fixing the positioning upright post upper part 74, and the Z-direction adjustment of the positioning upright post upper part can be realized by replacing different bolt holes, so that the vehicle models with different double-cross arm type rear independent suspension heights are met. The bottom end of the lower part 76 of the positioning column is fixed on the tool bottom plate 9, and a connecting hole is reserved on the tool bottom plate 9 and used for fixing and adjusting the distance of the positioning pin in the Y direction.

In an actual assembly application mode, firstly, assembling the center height of a brake disc of a vehicle type according to needs, adjusting the Z-direction height of a positioning block 11 of the positioning brake disc in a mode of increasing or reducing cushion blocks, then assembling the wheel track of the vehicle type according to needs, adjusting the Y-direction position of the positioning block 11 of the brake disc through a first group of guide rails 2, and fixing the Y-direction position by using a locking pin 14;

secondly, assembling the Y-direction width of the vehicle type according to the requirement, adjusting the Y-direction position of the cross arm, the hub bracket and the lower swing arm connecting nut auxiliary mechanism 2 through a second group of guide rails 3, and fixing the Y-direction fixing pin 5 by using the cross arm, the hub bracket and the lower swing arm connecting nut auxiliary mechanism;

then, the mounting position of the auxiliary support column 8 is adjusted according to the auxiliary support position of the rear subframe S5;

thirdly, according to the position of the positioning hole on the rear subframe S5, the positioning upright post 7 is adjusted, and the general preferential adjustment sequence is as follows: firstly adjusting the Z-direction position, and adjusting the position of the positioning pin 71 on the height through the pins 75 and a plurality of pin holes at the lower part of the positioning upright post according to the height of the installed vehicle type; and then adjusting the X direction and the Y direction, replacing the mounting position of the positioning pin in the eccentric block mounting hole according to the position difference of the positioning hole of the rear auxiliary frame, and rotating the eccentric block according to the position difference of the positioning hole of the rear auxiliary frame, so that the position of the eccentric auxiliary frame positioning pin 71 is coincided with the positioning hole of the rear auxiliary frame. If, adjust eccentric sub vehicle frame locating pin 71 and rotatory eccentric block 73 and can not satisfy the requirement, then need use the preformed hole of frock tray to change the mounted position of locating stand lower part 9, rethread eccentric sub vehicle frame locating pin 8 is adjusted for eccentric sub vehicle frame locating pin 8 and back sub vehicle frame locating hole coincide.

In summary, each supporting and positioning component of the scheme has the following advantages:

1. the brake disc supporting and positioning assembly 1 can be used for rapidly inserting and pulling out the positioning and supporting positioning blocks, the Z-direction height is adjusted by increasing or reducing the cushion blocks, and the assembly of different double-cross arm type rear independent suspension heights is met. And the position of the guide rail 2 in the Y direction can be adjusted, so that the vehicle type with different wheel tracks is met.

2. The positioning column 7 is provided with an eccentric block, and the positioning pin 71 can adjust the positions in the X direction and the Y direction through a pin hole on the eccentric block 73, and also can adjust the positions in the X direction and the Y direction through rotating the eccentric block 73. The Z-direction adjustment of the positioning upright post is realized by rapidly plugging and unplugging the positions of the bolts 75 through a plurality of groups of bolt holes on the lower part of the positioning upright post.

3. The position of other motorcycle type location stands 7 is reserved to frock bottom plate 9 to and the position of auxiliary stay stand 8, and all punch and reserve, the quick replacement motorcycle type of being convenient for.

4. The auxiliary mechanism 4 for connecting the cross arm, the hub bracket and the lower swing arm with the nut is arranged, so that the cross arm, the hub bracket and the lower swing arm with the nut are quick and convenient.

Finally, a production line is shared by multiple double-cross arm type rear independent suspension vehicle types (including non-driving and belt driving), the vehicle types can be quickly replaced within 10 minutes when being switched, and the production time is saved.

The foregoing detailed description describes embodiments of the invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described above by referring to the drawings are exemplary for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (14)

1. The utility model provides a two horizontal arm formula rear independent suspension assembly fixture which characterized in that includes:

a brake disc positioning assembly (1) for supporting and positioning a brake disc (S1);

a connecting nut auxiliary mechanism (4) for assisting the installation of the connecting nuts of the cross arm (S2), the hub bracket (S3) and the lower swing arm (S4);

a positioning column (7) for supporting and positioning the rear subframe (S5);

a tooling bottom plate (9) used for installing the brake disc positioning assembly (1), the connecting nut auxiliary mechanism (4) and the positioning upright post (7);

the brake disc positioning assembly (1), the connecting nut auxiliary mechanism (4) and the positioning upright post (7) are adjustable in length along the Z direction and adjustable in position along the Y direction.

2. The assembly tooling of claim 1, wherein a first set of Y-direction guide rails (2) are arranged on the tooling bottom plate (9), and the brake disc positioning assembly (1) is connected with the first set of Y-direction guide rails (2) in a sliding manner.

3. The assembly tooling of claim 1, wherein a second set of Y-direction guide rails (3) are arranged on the tooling bottom plate (9), and the connecting nut auxiliary mechanism (4) is connected with the second set of Y-direction guide rails (3) in a sliding manner.

4. The assembly tooling of claim 1 or 3, further comprising a fixing pin (5) for fixing the connecting nut auxiliary mechanism (4) to the tooling bottom plate (9), wherein the tooling bottom plate (9) and the connecting nut auxiliary mechanism (4) are both provided with a connecting hole for inserting the fixing pin (5).

5. The assembly tooling of claim 1, further comprising a lifting lug (6) disposed on the tooling bottom plate (9).

6. The assembly tooling of claim 1, further comprising an auxiliary support pillar (8) disposed on the tooling bottom plate (9) for supporting the rear sub-frame (S5), wherein the auxiliary support pillar (8) is adjustable in length along the Z-direction and adjustable in position along the Y-direction.

7. The assembly tooling of claim 1 further comprising a tooling flow buffer mechanism (10) disposed on the tooling bottom plate (9) for buffering when stopping on the assembly line.

8. The assembly tooling for the double-cross arm type rear independent suspension assembly according to claim 1, wherein a plurality of connecting holes are formed in the tooling bottom plate (9), and positioning positions of other vehicle types are reserved.

9. The assembly tooling of the double-wishbone rear independent suspension assembly according to claim 1, wherein the brake disc positioning assembly (1) comprises:

a brake disc support positioning block (11) for supporting the brake disc (S1), wherein a clamping groove is arranged on the contact surface of the brake disc support positioning block (11) and the brake disc (S1);

the brake disc support positioning device comprises a fixing pin (12) and a supporting block (13) used for supporting a brake disc support positioning block (11), wherein mounting holes used for inserting the fixing pin (12) are formed in the supporting block (13) and the brake disc support positioning block (11), and the Y-direction height of the brake disc support positioning block (11) is adjusted by adding or subtracting cushion blocks between the supporting block (13) and the brake disc support positioning block (11);

the base (16) is used for supporting the supporting block (13), and the bottom of the base (16) is connected with the tool bottom plate (9) in a sliding mode.

10. The assembly tooling of claim 9 further comprising a hub bracket support block (17) for supporting the hub bracket (S3), the hub bracket support block (17) being disposed on the support block (13).

11. The assembly tooling of the double-wishbone rear independent suspension assembly according to claim 9 or 10, wherein the brake disc positioning assembly (1) further comprises:

the locking block (15) is arranged on the tool bottom plate (9), and a plurality of locking holes with different distances are formed in the locking block (15) along the Y direction;

a locking pin (14) movably connected to the base (16), the locking pin (14) being positioned for insertion into the locking hole.

12. The assembly tooling for the double-wishbone rear independent suspension assembly according to claim 9 or 10, characterized in that the brake disc positioning assembly (1) further comprises an X-direction guide rail disposed between the support block (13) and the base (16) and disposed along the X-direction.

13. The assembly tooling of claim 1, wherein the positioning column (7) comprises:

a positioning pin (71) for connecting the rear sub-frame (S5);

a locking pin (72) for fixing the positioning pin (71);

the eccentric block (73) is connected with the locking pin (72), and an eccentric positioning pin mounting hole is formed in the eccentric block (73);

the positioning column is arranged on the tool bottom plate (9) and is adjustable in length along the Z direction.

14. The tooling of claim 13, wherein the locating post comprises:

a positioning post upper portion (74) for supporting the eccentric mass (73);

a positioning column lower part (76) fixed on the tooling bottom plate (9);

wherein, the upper part of the lower positioning column part (76) and the lower part of the upper positioning column part (74) are provided with bolt holes, and the lower positioning column part (76) and the upper positioning column part (74) are connected through a bolt (75).

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