CN106739901B - Non-thrust rod type balance shaft support assembly - Google Patents
Non-thrust rod type balance shaft support assembly Download PDFInfo
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- CN106739901B CN106739901B CN201710154544.7A CN201710154544A CN106739901B CN 106739901 B CN106739901 B CN 106739901B CN 201710154544 A CN201710154544 A CN 201710154544A CN 106739901 B CN106739901 B CN 106739901B
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- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 210000004907 gland Anatomy 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 description 6
- 238000011161 development Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 244000048879 Funtumia elastica Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/10—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
- B60G11/113—Mountings on the axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
A non-thrust rod type balance shaft support assembly belongs to the technical field of automobile balance suspensions. The method is characterized in that: the device comprises a plate spring connecting mechanism and a balance shaft support (2), wherein a frame connecting part (25) fixedly connected with a frame (13) is arranged on the upper portion of the balance shaft support (2), a supporting part (28) for bearing downward pressure is arranged on one side of the lower portion, a balance shaft head (21) connected with the plate spring connecting mechanism is arranged on the other side of the lower portion, and the lower portion of the balance shaft head (21) is connected with a steel plate spring (8) through the plate spring connecting mechanism. The invention is combined with the steel plate leaf spring for matching use, is externally connected between the frames, omits a lower thrust rod, a leaf spring sliding seat and related connecting bolts, simplifies the structure, lightens the weight, reduces the production cost, combines the functions of the leaf spring connecting mechanism and the thrust rod into a whole, forms a mechanism capable of realizing modularized production, removes the connecting part of the thrust rod, greatly reduces the weight, reduces the geometric dimension, reduces the stress and prolongs the service life.
Description
Technical Field
A non-thrust rod type balance shaft support assembly belongs to the technical field of automobile balance suspensions.
Background
The development of the automobile industry is rapid, the development and application of new automobile technology are gradually changed, and along with the increasing importance of the whole automobile enterprises on light weight, comfort and control smoothness, the automobile suspension field is in front of new large-scale technology upgrading. Lightweight products such as air suspensions, rubber suspensions, few leaf springs and the like have a large-scale popularization and application trend in the fields of buses, heavy trucks and the like. From the perspective of overall technology development of the vehicle, the suspension technology directly relates to the performances of safety, control, comfort, light weight and the like of the vehicle, and is an important component part of the quality of the whole vehicle. Two leaf springs, rubber suspensions and the like are adopted on the new vehicle types of many passenger car and truck enterprises, and along with the development and progress of China society, the requirements of people on the trafficability and comfort of automobiles, particularly heavy-duty cargo automobiles, are gradually improved. The structural safety of each component part of the balanced suspension system directly influences the safety of the whole vehicle.
The traditional balance suspension mainly comprises a balance shaft bracket, a cross beam, a thrust rod and a plate spring seat, wherein a plate spring of a suspension system in the prior art mainly plays a role in damping, and the thrust rod plays a role in transmitting driving force and braking force. However, the existing balance suspension is complex in structure, particularly the balance shaft bracket part and various in components, and the existing balance shaft bracket mostly adopts a thrust rod to connect the middle and rear axle for driving, so that the weight of the existing balance shaft bracket is heavy, and the aim of light weight is difficult to realize. Therefore, a balance shaft bracket which has a simplified structure and is easy to modularly produce and can meet the light weight requirement is a problem to be solved at present.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the non-thrust rod type balance shaft support assembly has the advantages of being simple in structure, easy to produce in a modularized mode and capable of meeting the light-weight requirement.
The technical scheme adopted for solving the technical problems is as follows: this no push rod formula balance shaft support assembly, its characterized in that: the device comprises a plate spring connecting mechanism and a balance shaft bracket, wherein the upper part of the balance shaft bracket is provided with a frame connecting part fixedly connected with a frame, one side of the lower part of the balance shaft bracket is provided with a supporting part for bearing downward pressure, the other side of the lower part of the balance shaft bracket is provided with a balance shaft head connected with the plate spring connecting mechanism, the lower part of the balance shaft head is connected with a steel plate spring through the plate spring connecting mechanism, and the center of the balance shaft head is provided with a tensioning and positioning device; the two ends of the steel plate leaf spring are provided with downward bending coiling lugs, and the leaf spring connecting seat connected with the axle is installed through the coiling lugs.
The invention relates to a non-thrust rod type balance shaft bracket assembly which is combined with a steel plate leaf spring for matching use, is externally connected between frames, omits a lower thrust rod, a leaf spring sliding seat and related connecting bolts, simplifies the structure, reduces the production cost, lightens the weight, improves the assembly working efficiency and the assembly stability, and compared with the existing balance shaft bracket, the invention removes the thrust rod and the leaf spring sliding seat, thus the invention can directly replace the lower thrust rod by a leaf spring connecting mechanism, combines the functions of the leaf spring connecting mechanism and the thrust rod into a whole, can modularly produce the non-thrust rod type balance shaft bracket assembly, and has the middle part connected with a frame cross beam through the balance shaft bracket, so that the traditional balance shaft bracket can remove the connecting part of the thrust rod, greatly reduces the weight, reduces the geometric dimension, prolongs the stress and prolongs the service life.
The plate spring connecting mechanism comprises a plate spring seat and a plate spring fixing device, the middle part of the plate spring is connected with the plate spring seat through the plate spring fixing device, and the upper part of the plate spring seat is connected with the balance shaft head.
The traditional connecting part of the thrust rod is omitted, the lower thrust rod is omitted, and the lower thrust rod is connected with the middle rear axle through a leaf spring; the leaf spring is reversed 180 degrees, and the rear axle in the lower distance rod connection is replaced to both sides, and the leaf spring is except the cushioning effect of itself, plays the effect of lower distance rod simultaneously, and leaf spring seat and leg joint set up as an organic wholely, form modular structure, and the batch centralized production of being convenient for improves production precision and production efficiency, and leaf spring has advantages such as with low costs, simple structure and easy maintenance moreover, can practice thrift a large amount of manufacturing cost.
The lower part of the plate spring seat is provided with a positioning groove for fixing the steel plate leaf spring. Preferably, the two ends of the plate spring seat and the plate spring supporting groove are respectively provided with a positioning surface and a positioning groove, the plate spring seat is arranged on the inner side of the rubber bushing assembly, and the two sides of the plate spring seat are pressed against the rubber bushing assembly through the mounting surface of the non-thrust rod type bracket and the outer flange gland. The plate spring fixing device comprises a riding bolt and a hexagonal nut, wherein the plate spring seat is arranged above the middle of the steel plate spring, the hexagonal nut is arranged at the corresponding position of the mounting plate spring seat below the steel plate spring, and the plate spring seat and the hexagonal nut are connected through the riding bolt.
The plate spring seat, the balance shaft support and the frame can form an integrated mechanism to form a modularized structure, and meanwhile, the supporting function of the plate spring can be fully utilized, the plate spring connecting mechanism is directly used for replacing the lower thrust rod, and the functions of the plate spring connecting mechanism and the thrust rod are combined into a whole.
The lower part of the plate spring connecting seat is provided with a plate spring fixing shaft which is horizontally arranged, two ends of the plate spring fixing shaft are fixedly connected with the plate spring connecting seat through plate spring fixing bolts, and the winding lugs are wound and fixed on the plate spring fixing shaft.
The axle fixing clamping groove at the top of the plate spring connecting seat is internally provided with a connecting seat fixing through hole for connecting the bottom of the drive middle axle and the bottom of the drive rear axle.
The tensioning and positioning device comprises a center bolt, a rubber bushing and a flange gland, wherein the center bolt axially penetrates through the balance shaft head, the rubber bushing is sleeved on the outer side of the balance shaft head, and the outer side of the balance shaft head is tightly pressed through the flange gland.
The balance shaft support lower part one side of this application is equipped with the balance shaft spindle nose that the level set up, is equipped with tensioning positioner in the center department of balance shaft spindle nose. The center bolt that adopts among the prior art in the suspension is used for connecting V type distance rod support, frame and balance shaft spindle nose, and the effect of this application center bolt is, with ring flange, flange bush and balance shaft support connection fixed to apply rated clamping force to the flange bush, play the effect of fixed plate spring seat through the creep of flange bush rubber. The central large bolt tension of the balance shaft head counteracts the upward bending stress of the balance shaft head, reduces the upward deformation of the balance shaft head, reduces the risk of shaft head fracture, and prolongs the service life of the balance shaft bracket.
The center bolt is additionally arranged at the center of the balance shaft head, the pulling-in force of the center bolt is utilized to offset the stress of upward bending of the bearing force of the shaft head, the axial force on the shaft head of the balance shaft bracket is eliminated, and the service life of the balance shaft bracket is prolonged. The plate spring is provided with a rubber sleeve and is fixedly arranged on the balance shaft head, a rubber bushing assembly is arranged between the plate spring seat and the balance shaft head, an outer positioning mechanism is arranged between the rubber bushing assembly and the plate spring seat, and a flange gland is arranged between the rubber bushing assembly and the balance shaft head for compressing and axially positioning. The inner positioning mechanism enables the rubber bushing assembly to be positioned on the balance shaft head and fixed with the balance shaft head in a positioning way. The inner positioning mechanism and the outer positioning mechanism are fixedly positioned through the flange gland, so that the flange gland is simple to process, convenient to assemble and disassemble, high in assembly efficiency, and not easy to damage in the use process, and the service life is prolonged.
The balance shaft support comprises a shell with a light removal groove formed in the side face, a balance shaft head is arranged on the front side of the shell, the other side of the shell is connected with a supporting portion, frame connecting portions extending upwards are symmetrically arranged on the left side and the right side of the shell, and a plurality of frame connecting holes for connecting and fixing frames are formed in the frame connecting portions.
The flange press cover is also provided with a plurality of hexagon bolts, and the hexagon bolts are annularly arranged on the outer ring of the central bolt.
The top of the supporting part is a downward pressing supporting surface, the top surface is provided with a processing groove, and one side, deviating from the frame connecting part, of the supporting part is provided with a crossbeam lap joint boss.
Compared with the prior art, the invention has the following beneficial effects: the invention relates to a non-thrust rod type balance shaft bracket assembly which is combined with a steel plate leaf spring for matching use, is externally connected between frames, omits a lower thrust rod, a leaf spring sliding seat and related connecting bolts, simplifies the structure, reduces the production cost, lightens the weight, improves the assembly working efficiency and the assembly stability, and compared with the existing balance shaft bracket, the non-thrust rod type balance shaft bracket assembly which is assembled by removing the thrust rod and the leaf spring sliding seat, can directly replace the lower thrust rod by a leaf spring connecting mechanism, combines the functions of the leaf spring connecting mechanism and the thrust rod into a whole, and can be produced in a modularized way.
Drawings
Fig. 1 is an isometric view of a non-thrust rod balance shaft bracket assembly.
Fig. 2 is a schematic front view of a non-thrust rod balance shaft bracket assembly.
FIG. 3 is a schematic cross-sectional view A-A of FIG. 2.
Fig. 4 is an isometric view of a lightweight balanced suspension formed by a non-pusher bar balance shaft bracket assembly.
Fig. 5 is a schematic side view of a lightweight balanced suspension structure.
Fig. 6 is a schematic cross-sectional view of B-B of fig. 5.
Fig. 7 is a schematic view of the structure of fig. 5 with the frame and axle removed.
Fig. 8 is an isometric view of fig. 7.
Wherein 1, upper beam 2, balance shaft bracket 3, flange gland 4, center bolt 5, hex head bolt 6, rubber bushing 7, plate spring seat 8, steel plate leaf spring 9, saddle bolt 10, hex nut 11, beam connecting plate 12, upper thrust rod 13, frame 14, beam overlap boss 15, light removal hole 16, drive center axle 17, drive rear axle 18, lower beam 19, upper thrust rod mount pad 20, drive axle bracket 21, balance shaft head 22, beam reinforcing plate 23, beam overlap portion 24, frame connecting hole 25, frame connecting portion 26, light removal groove 27, leaf spring connecting hole 28, supporting portion 29, positioning groove 30, processing groove 31, rolling ear 32, leaf spring connecting seat 33, axle fixing clip groove 34, leaf spring fixing shaft 35, leaf spring fixing bolt 36, connecting seat fixing through hole.
Detailed Description
Fig. 1 to 8 are preferred embodiments of the present invention, and the present invention is further described with reference to fig. 1 to 8.
Referring to fig. 1 to 3: the non-thrust rod type balance shaft support assembly comprises a plate spring connecting mechanism and a balance shaft support 2, wherein a frame connecting part 25 fixedly connected with a frame 13 is arranged at the upper part of the balance shaft support 2, a supporting part 28 for bearing downward pressure is arranged at one side of the lower part of the balance shaft support 2, a balance shaft head 21 connected with the plate spring connecting mechanism is arranged at the other side of the lower part of the balance shaft support, the lower part of the balance shaft head 21 is connected with a steel plate spring 8 through the plate spring connecting mechanism, and a tensioning and positioning device is arranged at the center of the balance shaft head 21; the two ends of the steel plate leaf spring 8 are provided with downwardly bent rolling lugs 31, and a leaf spring connecting seat 32 for connecting an axle is arranged through the rolling lugs 31.
The plate spring connecting mechanism comprises a plate spring seat 7 and a plate spring fixing device, wherein the middle part of the plate spring 8 is connected with the plate spring seat 7 through the plate spring fixing device, and the upper part of the plate spring seat 7 is connected with a balance shaft head 21. A positioning groove 29 for fixing the steel plate leaf spring 8 is provided at the lower part of the leaf spring seat 7.
The plate spring fixing device comprises a riding bolt 9 and a hexagonal nut 10, wherein the plate spring seat 7 is arranged above the middle part of the plate spring 8, the hexagonal nut 10 is arranged at a corresponding position of the plate spring seat 7 arranged below the plate spring 8, and the plate spring seat 7 and the hexagonal nut 10 are connected through the riding bolt 9.
One side of the lower part of the balance shaft bracket 2 is provided with a balance shaft head 21 which is horizontally arranged, and the center of the balance shaft head 21 is provided with a tensioning and positioning device. The tensioning and positioning device comprises a center bolt 4, a rubber bushing 6 and a flange gland 3, wherein the center bolt 4 axially penetrates through a balance shaft head 21, the rubber bushing 6 is sleeved on the outer side of the balance shaft head 21, and the outer side of the balance shaft head 21 is tightly pressed through the flange gland 3.
The center bolt 4 is additionally arranged at the center of the balance shaft head 21, and the pulling-in force of the center bolt 4 is utilized to offset the stress of upwards bending the balance shaft head 21, so that the axial force on the balance shaft head 21 is eliminated, and the service life of the balance shaft bracket 2 is prolonged. The plate spring is provided with a rubber sleeve and is fixedly arranged on the balance shaft head 21, a rubber bushing 6 is arranged between the plate spring seat and the balance shaft head 21, an external positioning mechanism is arranged between the rubber bushing 6 and the plate spring seat 7, and a flange gland 3 is arranged between the rubber bushing 6 and the shaft head for compressing and axially positioning. The inner positioning mechanism positions the rubber bushing 6 on the balance shaft head 21 and is fixedly connected with the balance shaft head 21. The inner positioning mechanism and the outer positioning mechanism are fixed through the flange gland 3, so that the flange gland is simple in processing, convenient to assemble and disassemble, high in assembly efficiency, and not easy to damage in the use process, and the service life is prolonged. Preferably, the two ends of the plate spring seat 7 and the plate spring supporting groove are respectively provided with a positioning surface and a positioning groove, the plate spring seat 7 is arranged on the inner side of the rubber bushing 6, and the two sides of the plate spring seat are pressed against the rubber bushing 6 through the mounting surface of the balance shaft bracket 2 and the outer side flange gland 3.
The balance shaft bracket 2 comprises a shell with a light removal groove 26 formed in the side face, a balance shaft head 21 is arranged on the front side of the shell, a supporting portion 28 is connected to the other side of the shell, frame connecting portions 25 extending upwards are symmetrically arranged on the left side and the right side of the shell, and a plurality of frame connecting holes 24 for connecting and fixing the frame 13 are formed in the frame connecting portions 25.
The flange gland 3 is also provided with a plurality of hexagon head bolts 5, and the hexagon head bolts 5 are annularly arranged on the outer ring of the central bolt 4. As shown in fig. 3, the top of the supporting portion 28 is a pressing supporting surface, the top surface is provided with a processing groove 30, and one side facing away from the frame connecting portion 25 is provided with a beam overlap boss 14.
Referring to fig. 4 to 7: the light-weight balance suspension formed by the non-thrust rod type balance shaft support assembly comprises a drive middle axle 16 and a drive rear axle 17, wherein the drive middle axle 16 and the drive rear axle 17 are connected through two groups of symmetrically arranged plate spring connecting mechanisms, a beam mechanism is arranged above the two groups of plate spring connecting mechanisms, two ends of the beam mechanism are respectively connected with the middle parts of the two groups of plate spring connecting mechanisms through balance shaft supports 2, and the upper parts of drive axle supports 20 of the drive middle axle 16 and the drive rear axle 17 are respectively connected with the beam mechanism through upper thrust mechanisms.
The beam mechanism comprises an upper beam 1 and a lower beam 18, wherein two ends of the upper beam 1 are connected with the lower beam 18 through beam connecting plates 11, and the widths of the plate bodies of the upper beam 1 and the lower beam 18 are gradually increased from inside to outside. The beam connecting plate 11 comprises a longitudinally arranged upper part and an inwardly inclined lower part, two ends of the upper beam 1 are provided with bending ends, and the bending ends are provided with a plurality of light removing holes 15. A beam reinforcing plate 22 is longitudinally arranged between the upper beam 1 and the lower beam 18.
In particular, the leaf spring 8 of the steel plate used in cooperation in the present invention is installed in an upside-down manner, that is, as shown in fig. 4, 5 and 7, the arcuate portion of the leaf spring 8 of the steel plate is placed to be convex upward.
The upper thrust mechanism comprises an upper thrust rod 12 and an upper thrust rod mounting seat 19, wherein the upper thrust rod mounting seat 19 is fixed on the upper part of a drive axle bracket 20, and the upper thrust rod 12 is a V-shaped thrust rod.
Compared with the existing balance suspension, the whole suspension system removes the thrusting rod and the leaf spring sliding seat, directly uses the leaf spring connecting mechanism to replace the lower thrusting rod, combines the functions of the leaf spring connecting mechanism and the thrusting rod into a whole, can realize modularized production, has the middle part connected with the cross beam through the balance shaft bracket 2, and is symmetrically provided with the upper thrusting mechanism in front and back, so that the traditional balance shaft bracket 2 can be removed from the connecting part of the thrusting rod, the weight is greatly reduced, the geometric dimension is reduced, the stress is reduced, and the service life is prolonged.
Preferably, the cross beam is arranged at the inner side of the frame 13, the inner sides of the plate spring connecting mechanism and the balance shaft bracket 2 are connected with the outer side of the frame 13, the two sides of the lower part of the lower cross beam 18 are provided with cross beam lap joint parts 23, the upper part of the balance shaft bracket 2 is provided with a cross beam lap joint boss 14 which protrudes upwards, as shown in fig. 6, compared with the cross beam in the prior art, the cross beam of the invention is equivalent to inverted installation, namely, the lower cross beam 18 with larger plane area can be placed on the two groups of balance shaft brackets 2, the length of the upper cross beam 1 is longer than that of the lower cross beam 18, the upper part of the cross beam connecting plate 11 is vertical, the lower part is inclined inwards, and the two ends of the lower cross beam 18 are lapped on the cross beam lap joint parts 23 and are fixedly connected with the cross beam lap joint parts 23. Particularly, a structure that the cross beam is lapped on the balance shaft support 2 is formed, so that the cross beam and the balance shaft support 2 are organically connected together, and as the cross beam is connected with the cross beam lap joint part 23, compared with the prior art, the contact area between the cross beam and the balance shaft support 2 is increased, the stress of the balance shaft support 2 is changed, the stress of the balance shaft support 2 is dispersed, and the service life of the balance shaft support 2 is prolonged.
As shown in fig. 7 and 8, the lower part of the leaf spring connecting base 32 is provided with a horizontally arranged leaf spring fixing shaft 34, both ends of the leaf spring fixing shaft 34 are fixedly connected with the leaf spring connecting base 32 through leaf spring fixing bolts 35, and the winding lugs 31 are wound and fixed on the leaf spring fixing shaft 34. The axle fixing slot 33 at the top of the plate spring connecting seat 32 is internally provided with a connecting seat fixing through hole 36 for connecting the bottom of the drive middle axle 16 and the bottom of the drive rear axle 17.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the invention in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a no push rod formula balance shaft support assembly which characterized in that: the device comprises a plate spring connecting mechanism and a balance shaft bracket (2), wherein a frame connecting part (25) fixedly connected with a frame (13) is arranged at the upper part of the balance shaft bracket (2), a supporting part (28) for bearing downward pressure is arranged at one side of the lower part of the balance shaft bracket (2), a balance shaft head (21) connected with the plate spring connecting mechanism is arranged at the other side of the lower part, the lower part of the balance shaft head (21) is connected with a steel plate spring (8) through the plate spring connecting mechanism, and a tensioning and positioning device is arranged at the center of the balance shaft head (21); two ends of the steel plate leaf spring (8) are provided with downward bending coiling lugs (31), and a leaf spring connecting seat (32) connected with an axle is arranged through the coiling lugs (31);
the plate spring connecting mechanism comprises a plate spring seat (7) and a plate spring fixing device, wherein the middle part of the plate spring (8) is connected with the plate spring seat (7) through the plate spring fixing device, and the upper part of the plate spring seat (7) is connected with a balance shaft head (21);
the tensioning and positioning device comprises a center bolt (4), a rubber bushing (6) and a flange gland (3), wherein the center bolt (4) axially penetrates through a balance shaft head (21), the rubber bushing (6) is sleeved on the outer side of the balance shaft head (21), and the outer side of the balance shaft head (21) is tightly pressed through the flange gland (3).
2. The thrust rod free balance shaft bracket assembly of claim 1, wherein: the lower part of the plate spring seat (7) is provided with a positioning groove (29) for fixing the plate spring (8).
3. The thrust rod free balance shaft bracket assembly of claim 1, wherein: the lower part of the plate spring connecting seat (32) is provided with a plate spring fixing shaft (34) which is horizontally arranged, two ends of the plate spring fixing shaft (34) are fixedly connected with the plate spring connecting seat (32) through plate spring fixing bolts (35), and the rolling lug (31) is fixedly wound on the plate spring fixing shaft (34).
4. A thrust rod free balance shaft bracket assembly according to claim 3, wherein: the axle fixing clamping groove (33) at the top of the plate spring connecting seat (32) is internally provided with a connecting seat fixing through hole (36) for connecting the driving middle axle (16) and the bottom of the driving rear axle (17).
5. The thrust rod free balance shaft bracket assembly of claim 1, wherein: the balance shaft support (2) comprises a shell with a light removal groove (26) formed in the side face, a balance shaft head (21) is arranged on the front side of the shell, a supporting portion (28) is connected to the other side of the shell, frame connecting portions (25) extending upwards are symmetrically arranged on the left side and the right side of the shell, and a plurality of frame connecting holes (24) for connecting and fixing frames (13) are formed in the frame connecting portions (25).
6. The thrust rod free balance shaft bracket assembly of claim 1, wherein: the flange gland (3) is also provided with a plurality of hexagon bolts (5), and the hexagon bolts (5) are annularly arranged on the outer ring of the central bolt (4).
7. The thrust rod free balance shaft bracket assembly of claim 1, wherein: the top of the supporting part (28) is a downward pressing supporting surface, the top surface is provided with a processing groove (30), and one side, which is away from the frame connecting part (25), is provided with a crossbeam lap joint boss (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154544.7A CN106739901B (en) | 2017-03-15 | 2017-03-15 | Non-thrust rod type balance shaft support assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154544.7A CN106739901B (en) | 2017-03-15 | 2017-03-15 | Non-thrust rod type balance shaft support assembly |
Publications (2)
| Publication Number | Publication Date |
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| CN106739901A CN106739901A (en) | 2017-05-31 |
| CN106739901B true CN106739901B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710154544.7A Active CN106739901B (en) | 2017-03-15 | 2017-03-15 | Non-thrust rod type balance shaft support assembly |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108437730A (en) * | 2017-12-29 | 2018-08-24 | 北奔重型汽车集团有限公司 | A kind of heavy truck integrated form leaf spring seat assembly |
| CN109278484A (en) * | 2018-11-22 | 2019-01-29 | 安徽福马汽车零部件集团有限公司 | A kind of lightweight high-intensity balance bridge |
| CN112757855A (en) * | 2021-01-04 | 2021-05-07 | 东风柳州汽车有限公司 | Balanced suspension and vehicle |
| CN114454680B (en) * | 2022-03-10 | 2024-04-09 | 一汽解放汽车有限公司 | Leaf spring apron assembly, leaf spring suspension system and car |
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| CN106739901A (en) | 2017-05-31 |
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Denomination of invention: A thrust free balance shaft bracket assembly Granted publication date: 20230516 Pledgee: Hengfeng Bank Co.,Ltd. Zibo Branch Pledgor: SHANDONG ANBO MECHANICAL TECHNOLOGY CO.,LTD. Registration number: Y2024980007305 |
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