CN112124060A

CN112124060A - Novel integral type compression type suspension cushion assembly

Info

Publication number: CN112124060A
Application number: CN202011063340.0A
Authority: CN
Inventors: 李海雄; 鞠彤晖; 胡攀峰; 石裕辉
Original assignee: Dongfeng Commercial Vehicle Co Ltd
Current assignee: Dongfeng Commercial Vehicle Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2020-12-25

Abstract

The invention discloses a novel integrated compression type suspension cushion assembly which comprises an upper cushion, a lower cushion and a suspension bracket, wherein the top of the upper cushion is provided with an upper limiting plate, the bottom of the lower cushion is provided with a lower limiting plate, the lower limiting plate is step-shaped and plays a role in increasing structural strength and controlling displacement, bolts are arranged in the middle of the upper cushion and the lower cushion, a sleeve is fixedly arranged in the middle of the upper cushion and the lower cushion, and the upper cushion, the suspension bracket and the sleeve are vulcanized into a whole. According to the invention, the upper end of the sleeve is provided with the directional protrusion structure which can be matched with the long round hole in the upper cover plate, the sleeve is internally provided with the through hole for bolt connection, the vulcanized surface vulcanized with the upper cushion through the sleeve is designed into the conical surface I, and when the bearing is carried, rubber in the upper cushion is mainly compressed in the Z direction, so that the reliability, creep reduction and rigidity optimization of the suspended cushion are facilitated. The automobile is suitable for automobiles.

Description

Novel integral type compression type suspension cushion assembly

Technical Field

The invention relates to the technical field of commercial vehicle power assembly suspension systems, in particular to a novel integrated compression type suspension cushion assembly.

Background

Commercial vehicles (Commercial vehicles) are vehicles which are designed and technically designed to transport people and goods. The commercial vehicle comprises all cargo-carrying vehicles and passenger vehicles with more than 9 seats, and is divided into five types, namely a passenger vehicle, a freight vehicle, a semi-trailer tractor, a passenger vehicle incomplete vehicle and a freight vehicle incomplete vehicle. In the whole industry media, the concept of the commercial vehicle is mainly defined from different purposes, and the commercial vehicle is divided into two categories of a passenger car and a truck by custom.

The suspension cushion is two cushion structures before prior art power assembly, for the structure of each cushion, slope installation from top to bottom, the structure of upper and lower cushion is the same completely, current suspension cushion Z to with X to, Y to rigidity ratio is fixed, receive the unable adjustment of structural constraint, be unfavorable for power assembly suspension system's matching optimization, and slope mounting structure, assembly manufacturability is poor, there is the problem that no bolt penetrates space, moment detection space in some motorcycle types.

Disclosure of Invention

Technical problem to be solved

In view of the deficiencies of the prior art, the present invention provides a novel integrated compression type suspension cushion assembly to solve the problems set forth in the background art.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel integral type compression type suspension cushion assembly, includes cushion, lower cushion and suspension bracket, the top of going up the cushion is equipped with last limiting plate, limiting plate under the bottom of cushion is installed, the shape of limiting plate is the step form down, plays the effect that increases structural strength and displacement control, the middle part of going up cushion and lower cushion is equipped with the bolt, the middle part fixed mounting who goes up cushion and lower cushion has the sleeve pipe, it vulcanizes as an organic wholely to go up cushion, suspension bracket and sleeve pipe, the bolt runs through limiting plate, lower cushion, sleeve pipe and last limiting plate and pass through nut threaded connection down in proper order from the bottom of suspension bracket, sheathed tube inner wall is equipped with the internal thread, nut and sheathed tube inner wall's internal thread threaded connection.

Preferably, the left end of the suspension bracket is fixedly connected with a standard connecting piece, the suspension bracket is fixedly connected with the frame through the standard connecting piece, the top of the bracket is provided with a bowl-shaped bulge, and a bulge conical surface of the bowl-shaped bulge corresponds to a conical surface at the top of the sleeve.

Preferably, the upper cushion is annular and step-shaped.

Preferably, a gap is arranged between the outer edge of the upper limiting plate and the step around the upper cushion.

Preferably, a gap is formed between the bottom of the upper cushion and the side face of the lower cushion.

Preferably, a stamped groove is formed at a corner of a side surface of the suspension bracket.

Preferably, it is the step form stamping workpiece to go up the spacing board, go up the outer fringe on the spacing board and be less than the upper surface, it has the slotted hole to open at the middle part of spacing board to go up, the spacing arch of top fixedly connected with of last spacing board, the protruding structure of sheathed tube top fixedly connected with, the slotted hole joint at protruding structure and last spacing board middle part, sheathed tube first partial design has conical surface one, the shape at last cushion middle part matches with the conical surface at sleeve pipe top one, and during the bearing, rubber in the last cushion is in Z to mainly being compressed effect, does benefit to suspension cushion reliability, creep reduction, rigidity optimization.

Preferably, go up the cushion and include structure one, structure two, structure three, A face, B face and C face, be equipped with conical surface two and side down on the cushion, conical surface two on the cushion down laminates with the A face of last cushion, and assembly back conical surface two laminates with the A face of last cushion, and it is gapped to reserve between the structure three of side and last cushion, can realize X to, Y to nonlinear design.

Compared with the prior art, the invention provides a novel integrated compression type suspension cushion assembly, which has the following beneficial effects:

1. according to the invention, the upper end of the sleeve is provided with the directional protrusion structure which can be matched with the long round hole in the upper cover plate, the sleeve is internally provided with the through hole for bolt connection, the vulcanized surface vulcanized with the upper cushion through the sleeve is designed into the conical surface I, and when the bearing is carried, rubber in the upper cushion is mainly compressed in the Z direction, so that the reliability, creep reduction and rigidity optimization of the suspended cushion are facilitated.

2. According to the invention, the upper cushion is designed to be annular and provided with steps, the nonlinear design of three-dimensional rigidity of the suspension cushion can be realized through the structure I, the structure II and the structure III, and the rubber between the surface B and the surface C is mainly compressed, so that the service life of the main rubber body can be prolonged, the creep can be reduced, and the Z-direction rigidity can be optimized.

3. According to the invention, the lower cushion is designed to be conical, the second conical surface is attached to the A surface of the upper cushion after assembly, a gap is reserved between the side surface and the third structure of the upper cushion, the non-linear design in the X direction and the Y direction can be realized, and the lower limiting plate is designed to be step-shaped, so that the functions of increasing the structural strength and controlling the displacement are achieved.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a view of the structure of the stamped groove of the present invention;

FIG. 3 is a structural view of a stopper plate according to the present invention;

FIG. 4 is a block diagram of the bushing of the present invention;

FIG. 5 is a schematic view of the construction of the upper cushion and the lower cushion of the present invention;

FIG. 6 is a block diagram of a lower soft spot of the present invention;

fig. 7 is an overall assembly view of the present invention.

In the figure: 1 upper cushion, 11 structure I, 12 structure II, 13 structure III, 14A surface, 15B surface, 16C surface, 2 lower cushion, 21 conical surface II, 22 side surface, 3 upper limiting plate, 31 outer edge, 32 long circular hole, 33 limiting protrusion, 34 upper surface, 4 bolt, 5 lower limiting plate, 6 nut, 7 suspension bracket, 8 standard connecting piece, 9 sleeve, 91 protruding structure, 92 conical surface I and 93 internal thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a novel integral type compression type suspension cushion assembly, including last cushion 1, lower cushion 2 and suspension bracket 7, the bottom of going up cushion 1 is equipped with the clearance with the side of lower cushion 2, it is annular to go up cushion 1, the step form, the left end fixedly connected with standard connector 8 of suspension bracket 7, suspension bracket 7 is connected with frame fixed mounting through standard connector 8, the side corner of suspension bracket 7 is equipped with punching press recess 71, the top of going up cushion 1 is equipped with last division board 3, be equipped with the clearance between the outer fringe of last division board 3 and the step around last cushion 1, division board 5 is installed to the bottom of lower cushion 2, the shape of lower division board 5 is the step form, play the effect that increases structural strength and displacement control, the middle part of going up cushion 1 and lower cushion 2 is equipped with bolt 4, the middle part fixed mounting of going up cushion 1 and lower cushion 2 has sleeve pipe 9, go up cushion 1, upper cushion 1, The suspension bracket 7 and the sleeve 9 are vulcanized into a whole, the bolt 4 sequentially penetrates through the lower limiting plate 5, the lower cushion 2, the sleeve 9 and the upper limiting plate 3 from the bottom of the suspension bracket 7 and is in threaded connection through the nut 6, the upper cushion 1 comprises a first structure 11, a second structure 12, a third structure 13, an A surface 14, a B surface 15 and a C surface 16, the upper cushion 1 is designed to be annular and provided with steps, the nonlinear design of the three-way rigidity of the suspension cushion can be realized through the first structure 11, the second structure 12 and the third structure 13, the rubber between the B surface 15 and the C surface 16 is mainly compressed, the service life of a main rubber body can be prolonged, the creep is reduced, and the Z-direction rigidity is optimized, the second conical surface 21 and the side surface 22 are arranged on the lower cushion 2, the second conical surface 21 on the lower cushion 2 is attached to the A surface 14 of the upper cushion 1, the second conical surface 21 is attached to the A surface 14 of the upper cushion 1 after assembly, a gap is reserved between the, the non-linear design in the X direction and the Y direction can be realized, the lower cushion 2 is designed to be conical, the conical surface II 21 is attached to the surface A14 of the upper cushion 1 after assembly, a gap is reserved between the side surface 22 and the structure III 13 of the upper cushion 1, the non-linear design in the X direction and the Y direction can be realized, the lower limiting plate 5 is designed to be step-shaped and plays a role in increasing the structural strength and controlling the displacement, the inner wall of the sleeve 9 is provided with internal threads 93, the nut 6 is in threaded connection with the internal threads 93 of the inner wall of the sleeve 9, the upper limiting plate 3 is a step-shaped stamping part, the outer edge 31 on the upper limiting plate 3 is lower than the upper surface 34, the middle part of the upper limiting plate 3 is provided with a long circular hole 32, the top of the upper limiting plate 3 is fixedly connected with a limiting bulge 33, the top of the sleeve 9 is fixedly connected with a bulge structure 91, the, go up the shape at 1 middle part of cushion and the conical surface 92 at sleeve pipe 9 top and match, during bearing, the rubber in going up cushion 1 is in Z to mainly being compressed effect, do benefit to suspension cushion reliability, the creep reduces, rigidity optimization, through there is directional protruding structure 91 sleeve pipe 9 upper end design, can cooperate with slotted hole 32 in the upper cover plate 3, sleeve pipe internal design has through-hole 93, supply bolted connection usefulness, vulcanized face design through sleeve pipe 9 and last cushion 1 vulcanization is conical surface 92, when bearing, the rubber in going up cushion 1 is in Z to mainly being compressed effect, thereby be favorable to suspension cushion reliability, the creep reduces, rigidity optimization.

When in use, the upper end of the sleeve 9 is designed with a directional bulge structure 91 which can be matched with the long round hole 32 in the upper cover plate 3, the sleeve is internally designed with a through hole 93 for connecting the bolt 4, the vulcanizing surface vulcanized with the upper cushion 1 through the sleeve 9 is designed into a conical surface I92, when in bearing, the rubber in the upper cushion 1 is mainly compressed in the Z direction, thereby being beneficial to the reliability, the creep reduction and the rigidity optimization of the suspension cushion, the upper cushion 1 is designed into an annular shape and has steps, the nonlinear design of the three-way rigidity of the suspension cushion can be realized through the structure I11, the structure II 12 and the structure III 13, the rubber between the surface B15 and the surface C16 is mainly compressed, the service life of the main rubber body can be prolonged, the creep is reduced, the Z-direction rigidity is optimized, the lower conical surface 2 is designed into a cone, the assembled surface II 21 is attached to the surface A14 of the upper cushion 1, a gap is reserved between the side surface 22 and the third structure 13 of the upper cushion 1, so that the nonlinear design in the X direction and the Y direction can be realized.

In conclusion, the invention designs the directional convex structure 91 at the upper end of the sleeve 9, which can be matched with the long round hole 32 in the upper cover plate 3, the through hole 93 is designed in the sleeve for connecting the bolt 4, the vulcanized surface vulcanized with the upper cushion 1 through the sleeve 9 is designed to be the conical surface I92, when bearing, the rubber in the upper cushion 1 is mainly compressed in the Z direction, thereby being beneficial to the reliability, the creep reduction and the rigidity optimization of the suspended cushion, the nonlinear design of the three-way rigidity of the suspended cushion can be realized through the structure I11, the structure II 12 and the structure III 13 by designing the upper cushion 1 to be annular and have steps, the rubber between the surface B15 and the surface C16 is mainly compressed, the service life of the conical surface of the main rubber body can be prolonged, the creep can be reduced, the rigidity in the Z direction can be optimized, the lower cushion 2 is designed to be conical, the assembled second cushion 21 is attached to the surface A14 of the upper cushion 1, a gap is reserved between the side face 22 and the third structure 13 of the upper cushion 1, the nonlinear design in the X direction and the Y direction can be realized, and the lower limiting plate 5 is designed to be step-shaped, so that the effects of increasing the structural strength and controlling the displacement are achieved.

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

1. The utility model provides a novel compression type suspension cushion assembly of integral type, includes upper cushion (1), lower cushion (2) and suspension bracket (7), its characterized in that: go up the top of cushion (1) and be equipped with spacing board (3) on, spacing board (5) are down installed to the bottom of cushion (2) down, the shape of spacing board (5) is the step form down, the middle part of going up cushion (1) and lower cushion (2) is equipped with bolt (4), the middle part fixed mounting who goes up cushion (1) and lower cushion (2) has sleeve pipe (9), it vulcanizes as an organic wholely to go up cushion (1), suspension bracket (7) and sleeve pipe (9), bolt (4) run through spacing board (5) down in proper order from the bottom of suspension bracket (7), lower cushion (2), sleeve pipe (9) and last spacing board (3) and through nut (6) threaded connection, the inner wall of sleeve pipe (9) is equipped with internal thread (93), nut (6) and the internal thread (93) threaded connection of sleeve pipe (9) inner wall.

2. The novel integrated compression type suspension cushion assembly of claim 1, wherein: the left end fixedly connected with standard connecting piece (8) of suspension bracket (7), suspension bracket (7) are through standard connecting piece (8) and frame fixed connection, the top design of bracket (7) has the bowl form arch, and its protruding conical surface corresponds with conical surface (92) at sleeve pipe (9) top.

3. The novel integrated compression type suspension cushion assembly of claim 1, wherein: the upper soft cushion (1) is annular and step-shaped.

4. The novel integrated compression type suspension cushion assembly of claim 1, wherein: a gap is arranged between the outer edge of the upper limiting plate (3) and the step around the upper cushion (1).

5. The novel integrated compression type suspension cushion assembly of claim 1, wherein: a gap is arranged between the bottom of the upper soft cushion (1) and the side surface of the lower soft cushion (2).

6. The novel integrated compression type suspension cushion assembly of claim 1, wherein: stamping grooves (71) are formed in the corners of the side faces of the suspension brackets (7).

7. The novel integrated compression type suspension cushion assembly of claim 1, wherein: go up spacing board (3) and be the step form stamping workpiece, outer fringe (31) on last spacing board (3) are less than upper surface (34), open at the middle part of last spacing board (3) has slotted hole (32), the spacing arch (33) of top fixedly connected with of last spacing board (3), the protruding structure (91) of top fixedly connected with of sleeve pipe (9), slotted hole (32) joint at protruding structure (91) and last spacing board (3) middle part, the design of the first half of sleeve pipe (9) has conical surface (92), the shape at last cushion (1) middle part matches with conical surface (92) at sleeve pipe (9) top.

8. The novel integrated compression type suspension cushion assembly of claim 1, wherein: go up cushion (1) including structure one (11), structure two (12), structure three (13), A face (14), B face (15) and C face (16), be equipped with conical surface two (21) and side (22) down on cushion (2), conical surface two (21) on cushion (2) and the A face (14) laminating of last cushion (1) down.