CN218695810U - Novel control arm bush preloading structure for suspension reloading - Google Patents

Abstract

The utility model discloses a novel control arm bush preloading structure for suspension reloading, which belongs to the technical field of automobile accessories and comprises a base, a control arm main body and a bush main body, wherein the surface of the control arm main body is provided with a shaft hole for installing the bush main body, and the top of the base is provided with a positioning component for compressing and positioning the control arm main body; the utility model discloses a supporting component's setting, can need the shaft hole position of installation bush main part to support fixedly, accessible locating component fixes a position the surface at the base with control arm main part when the counter shaft hole supports fixedly, in order to prevent when preloading bush main part, the removal appears in the position of control arm main part, accessible pressure equipment subassembly is with the inner chamber of bush main part pressure equipment in the shaft hole after the location is accomplished, thereby realize carrying out the purpose of preloading to the bush main part, this device simple structure, can carry out the bush preloading to the comparatively complicated control arm of shape.

Description

Novel control arm bush preloading structure for suspension reloading

Technical Field

The utility model relates to the technical field of auto-parts, specifically be a novel suspension reloads and uses control arm bush preloading structure.

Background

The bushing and the control arm are connected in an interference fit mode, and compared with the traditional press fitting method, the bushing or the drill bushing is pressed into the hole of the control arm mainly in a manual striking mode of a worker.

Chinese patent application No. CN202021690396.4 discloses a double-bushing press-fitting device for a control arm of a passenger car. The utility model discloses a passenger car control arm double-bush pressure equipment device that provides improves the precision in the piston rod piece motion process, avoids the vibration to lead to piston rod piece to take place the shake, can't effectually carry out the pressure equipment to the bushing, has improved the pressure equipment precision of bush, and the practicality is strong.

The device is fixed a position the control arm that needs the pressure equipment bush through the anchor clamps body in still there are some comparatively obvious shortcomings in the in-service use process of above-mentioned patent, because the control arm has comparatively unique and asymmetric structural style for this anchor clamps body can not effectively press from both sides tight location to the control arm, therefore we need propose a novel suspension reloads and use control arm bush preloading structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel suspension reloads with control arm bush preloading structure possesses the advantage that can carry out bush preloading to the comparatively complicated control arm of shape to solve the problem that proposes among the above-mentioned background art.

In order to realize the above-mentioned purpose, the utility model provides a novel control arm bush preloading structure is used in suspension reloading, including base, control arm main part and bush main part, the shaft hole that is used for installing the bush main part is offered on the surface of control arm main part, the top of base is provided with and is used for compressing tightly the locating component of location to the control arm main part, the top of base and the department of correspondence fixed mounting that is located locating component have and are used for supporting the fixed supporting component of axle hole position, the top of base and the department of correspondence fixed mounting that is located supporting component have the pressure equipment subassembly that is used for pressure equipment bush main part.

Preferably, the press fitting assembly comprises a fixed seat fixedly installed at the top of the base, a driving cylinder is fixedly connected to the top of the fixed seat, and a sleeve connection assembly used for press fitting the bushing main body is fixedly installed at the telescopic end of the driving cylinder.

Preferably, the sleeve joint assembly comprises a push plate fixedly installed on the telescopic end of the driving cylinder, a sleeve shaft is fixedly installed on one side, far away from the driving cylinder, of the push plate, the bushing main body is sleeved on the surface of the sleeve shaft, and one end of the bushing main body is in contact with the surface of the push plate.

Preferably, the supporting component comprises a supporting seat fixedly mounted at the top of the base, a fixed shell is fixedly mounted at the top of the supporting seat, a supporting rod is slidably connected to the inner cavity of the fixed shell, two ends of the supporting rod penetrate through the fixed shell and extend to the outside of the fixed shell, a supporting shaft matched with the shaft hole is fixedly mounted at one end of the supporting rod, and one end of the supporting shaft is inserted into the inner cavity of the shaft hole.

Preferably, the surface of bracing piece and the inner chamber fixed mounting that is located the set casing have the slide, the surface of slide and the inner wall sliding connection of set casing, one side of slide and the outside fixed mounting that is located the bracing piece have compression spring, compression spring keeps away from the one end of slide and the inner wall fixed connection of set casing, still be equipped with spacing subassembly between slide and the set casing.

Preferably, the limiting assembly comprises limiting rods fixedly mounted on the upper side and the lower side of the inner cavity of the fixed shell, a limiting groove matched with the limiting rods is formed in the surface of the sliding plate, and the inner wall of the limiting groove is connected with the surface of the limiting rods in a sliding mode.

Preferably, the through holes matched with the supporting rods are formed in the two ends of the fixing shell, and the surfaces of the supporting rods are connected with the inner walls of the through holes in a sliding mode.

Preferably, locating component is including locating roof and the bottom plate of both sides about the control arm main part respectively, the bottom of roof and the equal fixed mounting in top of bottom plate have deformable rubber pad, the bottom of bottom plate and the top fixed connection of base, the roof passes through liftable coupling assembling and installs in the surface of base.

Preferably, liftable coupling assembling is including the connecting plate of locating the roof top, the top fixed mounting of connecting plate has the lift cylinder, the flexible end of lift cylinder runs through the connecting plate and extends to the below of connecting plate and the top fixed connection of roof, one side fixed mounting of connecting plate has the link, the link is kept away from the one end of connecting plate and is passed through the installation component and install in the bottom of base.

Preferably, the installation component comprises an installation groove formed in the bottom of the base, one end of the connecting frame is inserted into an inner cavity of the installation groove, the bottom of the connecting frame is in threaded connection with an installation rod, one end of the installation rod penetrates through the connecting frame and extends to the outside of the connecting frame and the inner wall of the installation groove in threaded connection, a counter bore matched with the installation rod is formed in the bottom of the connecting frame, and the bottom end of the installation rod is hidden in the inner cavity of the counter bore.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting of supporting component, can need to install the shaft hole position of bush main part and support fixedly, can fix a position control arm main part on the surface of base through locating component when the shaft hole supports fixedly, in order to prevent when preloading bush main part, the position of control arm main part appears moving, can press fitting bush main part in the inner chamber in shaft hole through the pressure equipment subassembly after the location is accomplished, thereby realize carrying out the purpose of preloading to the bush main part, this device simple structure, can carry out the bush preloading to the control arm of comparatively complicated shape;

2. the utility model discloses a cup joint the setting of subassembly, can cup joint the bush main part that needs preload in order to support fixedly at the service position of bush main part on the surface of sleeve axle, through the setting of spacing subassembly, can promote the stability that the slide removed, through the setting of installation component, can install liftable coupling assembling and roof on the base.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the control arm main body of the present invention;

FIG. 3 is a schematic structural view of the mounting assembly of the present invention;

fig. 4 is a schematic structural view of the support assembly of the present invention;

fig. 5 is a schematic structural view of the press-fitting assembly of the present invention.

In the figure: 1. a base; 2. a control arm body; 3. a bushing body; 4. a shaft hole; 5. a fixed seat; 6. a driving cylinder; 7. pushing a plate; 8. a sleeve shaft; 9. a supporting seat; 10. a stationary case; 11. a support bar; 12. a support shaft; 13. a slide plate; 14. a compression spring; 15. a limiting rod; 16. a limiting groove; 17. a through hole; 18. a top plate; 19. a base plate; 20. a rubber pad; 21. a connecting plate; 22. a lifting cylinder; 23. a connecting frame; 24. mounting grooves; 25. mounting a rod; 26. and (4) countersinking.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the utility model provides a novel control arm bushing preloading structure for suspension reloading, including base 1, control arm main body 2 and bushing main body 3, the surface of control arm main body 2 is provided with shaft hole 4 for installing bushing main body 3, the top of base 1 and the corresponding place that is located the locating component are fixedly installed with the supporting component that is used for supporting and fixing shaft hole 4 position, the supporting component includes supporting seat 9 fixedly installed at the top of base 1, the top of supporting seat 9 is fixedly installed with set casing 10, the inner chamber sliding connection of set casing 10 has a bracing piece 11, both ends of bracing piece 11 all run through set casing 10 and extend to the outside of set casing 10, one end fixed mounting of bracing piece 11 has a back shaft 12 that is adapted with shaft hole 4, one end of back shaft 12 is inserted in the inner chamber of shaft hole 4;

through the arrangement of the supporting component, the position of the shaft hole 4 of the bushing main body 3 to be preloaded on the control arm main body 2 can be supported and fixed, a user can insert the shaft hole 4 of the bushing main body 3 to be preloaded on the control arm main body 2 on the surface of the supporting shaft 12, and then the rest part of the control arm main body 2 is placed on the top of the bottom plate 19;

the positioning assembly comprises a top plate 18 and a bottom plate 19 which are respectively arranged on the upper side and the lower side of the control arm main body 2, deformable rubber pads 20 are fixedly arranged at the bottom of the top plate 18 and the top of the bottom plate 19, the bottom of the bottom plate 19 is fixedly connected with the top of the base 1, the top plate 18 is arranged on the surface of the base 1 through a lifting connection assembly, the lifting connection assembly comprises a connection plate 21 arranged on the top of the top plate 18, a lifting cylinder 22 is fixedly arranged on the top of the connection plate 21, the telescopic end of the lifting cylinder 22 penetrates through the connection plate 21 and extends to the lower side of the connection plate 21 to be fixedly connected with the top of the top plate 18, a connection frame 23 is fixedly arranged on one side of the connection plate 21, and one end, far away from the connection plate 21, of the connection frame 23 is arranged on the bottom of the base 1 through an installation assembly;

after the position of the shaft hole 4 of the bushing body 3 to be preloaded is supported and positioned, a user can open the lifting cylinder 22 through an external controller, the telescopic end of the lifting cylinder 22 can drive the top plate 18 to move towards the direction of the bottom plate 19 after the lifting cylinder 22 is communicated with an external air source, and the lifting cylinder is matched with the bottom plate 19 to press and fix the control arm body 2 at the top of the base 1, and the control arm body 2 is irregular in shape, so that the rubber pad 20 capable of deforming is arranged in the embodiment, and in the process that the control arm body 2 is pressed and positioned by the top plate 18 and the bottom plate 19, the rubber pad 20 can deform according to the shape of the control arm body 2, so that the control arm body 2 can be pressed and fixed on the base 1;

it is worth to say that the mounting assembly includes a mounting groove 24 provided at the bottom of the base 1, one end of the connecting frame 23 is inserted into an inner cavity of the mounting groove 24, the bottom of the connecting frame 23 is connected with a mounting rod 25 through a thread, one end of the mounting rod 25 penetrates through the connecting frame 23 and extends to the outside of the connecting frame 23 to be connected with an inner wall of the mounting groove 24 through a thread, the bottom of the connecting frame 23 is provided with a countersunk hole 26 matched with the mounting rod 25, and the bottom end of the mounting rod 25 is hidden in the inner cavity of the countersunk hole 26;

through the arrangement of the mounting assembly, the connecting frame 23, the connecting plate 21, the lifting cylinder 22 and the top plate 18 can be mounted on the base 1, when the connecting frame 23 is mounted, a user can insert one end of the connecting frame 23 into the mounting groove 24 at the bottom of the base 1, then tighten the mounting rod 25, mount and fix the connecting frame 23 in the mounting groove 24, and can hide one end of the mounting rod 25 through the arrangement of the countersunk hole 26 so as to improve the flatness of the surface of the connecting frame 23;

preferably, a press-fitting assembly for press-fitting the bushing main body 3 is fixedly mounted at the top of the base 1 and at a position corresponding to the supporting assembly, the press-fitting assembly comprises a fixed seat 5 fixedly mounted at the top of the base 1, a driving cylinder 6 is fixedly connected to the top of the fixed seat 5, a telescopic end of the driving cylinder 6 is fixedly mounted with a sleeving assembly for press-fitting the bushing main body 3, the sleeving assembly comprises a push plate 7 fixedly mounted at a telescopic end of the driving cylinder 6, a sleeve shaft 8 is fixedly mounted at one side of the push plate 7 far away from the driving cylinder 6, the bushing main body 3 is sleeved on the surface of the sleeve shaft 8, and one end of the bushing main body 3 is in contact with the surface of the push plate 7;

after the control arm main body 2 is positioned and fixed on the surface of the base 1, a user can sleeve the bushing main body 3 on the sleeve shaft 8, then the driving cylinder 6 is opened through the external controller, and the telescopic end of the driving cylinder 6 can drive the push plate 7 and the sleeve shaft 8 to move towards the shaft hole 4 after being communicated with an external air source so as to preload the bushing main body 3 in the inner cavity of the shaft hole 4;

preferably, a sliding plate 13 is fixedly mounted on the surface of the support rod 11 and in the inner cavity of the fixed shell 10, the surface of the sliding plate 13 is slidably connected with the inner wall of the fixed shell 10, a compression spring 14 is fixedly mounted on one side of the sliding plate 13 and outside the support rod 11, one end of the compression spring 14, which is far away from the sliding plate 13, is fixedly connected with the inner wall of the fixed shell 10, a limiting assembly is further arranged between the sliding plate 13 and the fixed shell 10, the limiting assembly comprises limiting rods 15 fixedly mounted on the upper side and the lower side of the inner cavity of the fixed shell 10, a limiting groove 16 matched with the limiting rod 15 is formed in the surface of the sliding plate 13, the inner wall of the limiting groove 16 is slidably connected with the surface of the limiting rod 15, through holes 17 matched with the support rod 11 are formed in both ends of the fixed shell 10, and the surface of the support rod 11 is slidably connected with the inner walls of the through holes 17;

when bush main part 3 compresses tightly the inner chamber in shaft hole 4, sleeve shaft 8 can move back shaft 12 to the outside top in shaft hole 4, the removal of back shaft 12 can drive bracing piece 11 and remove, the removal of bracing piece 11 can pass through slide 13 pressurization compression spring 14, after the pressure equipment of preloading is accomplished, the reaction force that compression spring 14 shrink produced can drive bracing piece 11 and back shaft 12 and reset, setting through spacing subassembly, can promote the stability that slide 13 removed, the in-process that slide 13 removed can drive spacing groove 16 at the surface slip of gag lever post 15, in order to promote the stability that slide 13 removed, prevent that slide 13 from removing the skew and blocking with the inner wall of set casing 10, through the setting of through-hole 17, can provide removal space for bracing piece 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a novel suspension reloads with control arm bush structure of preloading, includes base (1), control arm main part (2) and bush main part (3), shaft hole (4) that are used for installing bush main part (3) are offered on the surface of control arm main part (2), its characterized in that: the top of base (1) is provided with the locating component who is used for compressing tightly the location to control arm main part (2), the top of base (1) and the department of correspondence that is located locating component fixed mounting have be used for supporting fixed supporting component to shaft hole (4) position, the top of base (1) and the department of correspondence that is located supporting component fixed mounting have the pressure equipment subassembly that is used for pressure equipment bush main part (3).

2. The novel control arm bushing preload structure for suspension exchange as claimed in claim 1, wherein: the press fitting assembly comprises a fixing seat (5) fixedly installed at the top of the base (1), a driving cylinder (6) is fixedly connected to the top of the fixing seat (5), and a sleeve connection assembly used for press fitting the bushing main body (3) is fixedly installed at the telescopic end of the driving cylinder (6).

3. The novel control arm bushing preloading structure for suspension reloading as recited in claim 2, wherein: the sleeve joint assembly comprises a push plate (7) fixedly installed on the telescopic end of a driving cylinder (6), a sleeve shaft (8) is fixedly installed on one side, away from the driving cylinder (6), of the push plate (7), the lining main body (3) is sleeved on the surface of the sleeve shaft (8), and one end of the lining main body (3) is in surface contact with the push plate (7).

4. The novel control arm bushing preload structure for suspension exchange as claimed in claim 1, wherein: the supporting component comprises a supporting seat (9) fixedly mounted at the top of the base (1), a fixed shell (10) is fixedly mounted at the top of the supporting seat (9), a supporting rod (11) is connected to the inner cavity of the fixed shell (10) in a sliding mode, the two ends of the supporting rod (11) penetrate through the fixed shell (10) and extend to the outside of the fixed shell (10), a supporting shaft (12) matched with the shaft hole (4) is fixedly mounted at one end of the supporting rod (11), and one end of the supporting shaft (12) is connected with the inner cavity of the shaft hole (4) in a inserting mode.

5. The novel control arm bushing preload structure for suspension exchange as claimed in claim 4, wherein: the utility model discloses a fixed shell's bracing piece, including bracing piece, inner chamber fixed mounting who just is located set casing (10) on the surface of bracing piece (11) has slide (13), the surface of slide (13) and the inner wall sliding connection of set casing (10), the outside fixed mounting who just is located bracing piece (11) of one side of slide (13) has compression spring (14), the one end of slide (13) and the inner wall fixed connection of set casing (10) are kept away from in compression spring (14), still be equipped with spacing subassembly between slide (13) and set casing (10).

6. The novel control arm bushing preload structure for suspension exchange of claim 5, wherein: the limiting assembly comprises limiting rods (15) fixedly mounted on the upper side and the lower side of an inner cavity of the fixed shell (10), limiting grooves (16) matched with the limiting rods (15) are formed in the surface of the sliding plate (13), and the inner walls of the limiting grooves (16) are connected with the surfaces of the limiting rods (15) in a sliding mode.

7. The novel control arm bushing preload structure for suspension exchange as claimed in claim 4, wherein: through holes (17) matched with the supporting rods (11) are formed in the two ends of the fixing shell (10), and the surfaces of the supporting rods (11) are connected with the inner walls of the through holes (17) in a sliding mode.

8. The novel control arm bushing preload structure for suspension exchange as claimed in claim 1, wherein: locating component is including locating roof (18) and bottom plate (19) of both sides about control arm main part (2) respectively, the bottom of roof (18) and the equal fixed mounting in top of bottom plate (19) have deformable rubber pad (20), the bottom of bottom plate (19) and the top fixed connection of base (1), roof (18) are installed in the surface of base (1) through liftable coupling assembling.

9. The novel control arm bushing preload structure for suspension exchange of claim 8, wherein: liftable coupling assembling is including locating connecting plate (21) at roof (18) top, the top fixed mounting of connecting plate (21) has lift cylinder (22), the flexible end of lift cylinder (22) runs through connecting plate (21) and extends to the below of connecting plate (21) and the top fixed connection of roof (18), one side fixed mounting of connecting plate (21) has link (23), the one end that connecting plate (21) were kept away from in link (23) is through the bottom of installation component mounting in base (1).

10. The novel control arm bushing preload structure for suspension reloading as recited in claim 9, wherein: the mounting assembly comprises a mounting groove (24) arranged at the bottom of the base (1), one end of the connecting frame (23) is inserted into an inner cavity of the mounting groove (24), the bottom of the connecting frame (23) is connected with a mounting rod (25) in a threaded manner, one end of the mounting rod (25) penetrates through the connecting frame (23) and extends to the outside of the connecting frame (23) and the inner wall of the mounting groove (24) in a threaded manner, a counter sink hole (26) matched with the mounting rod (25) is formed in the bottom of the connecting frame (23), and the bottom end of the mounting rod (25) is hidden in the inner cavity of the counter sink hole (26).

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