CN111775643A - Guide arm assembly and air suspension device - Google Patents
Guide arm assembly and air suspension device Download PDFInfo
- Publication number
- CN111775643A CN111775643A CN202010545751.7A CN202010545751A CN111775643A CN 111775643 A CN111775643 A CN 111775643A CN 202010545751 A CN202010545751 A CN 202010545751A CN 111775643 A CN111775643 A CN 111775643A
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- CN
- China
- Prior art keywords
- guide arm
- air suspension
- arm assembly
- guide
- positioning holes
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
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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
- B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
- B60G11/27—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
- B60G11/28—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
A guide arm assembly and an air suspension device relate to the technical field of automobile equipment, wherein the guide arm assembly comprises a first guide arm, a second guide arm and an axle seat for fixing the first guide arm and the second guide arm to be mutually attached, and the first guide arm and the second guide arm are positioned through two first positioning holes penetrating through the first guide arm and the second guide arm; through the improvement to the guide arm structure for whole air suspension device is more convenient in the assembly, does benefit to the assembly efficiency who improves whole air suspension device, practices thrift the assemble duration.
Description
Technical Field
The invention relates to the technical field of automobile equipment, in particular to a guide arm assembly and an air suspension device with the same.
Background
The automobile air suspension device is often provided with a guide arm for bearing and guiding, the guide arm is utilized to provide proper elasticity for the whole device, and the current guide arm is positioned and installed by two steel plates through a single hole.
In specific use, the common single-hole positioning is found to easily cause the dislocation of the steel plate guide arm pieces during the relative rotation in the assembling and transporting processes; and adopt the relative positioning between the single hole location needs complicated frock to guarantee between the guide arm, reduced guide arm partial shipment efficiency, increased the partial shipment cost.
Disclosure of Invention
Aiming at the problems, the invention provides a new structure for the guide arm to ensure that the guide arm pieces of the steel plate are not rotated and dislocated in the assembling and transporting processes, thereby achieving the purposes of improving the subpackaging efficiency and reducing the subpackaging cost.
The technical scheme provided by the invention is as follows:
a guide arm assembly comprises a first guide arm, a second guide arm and an axle seat for fixing the first guide arm and the second guide arm to be mutually attached, wherein the first guide arm and the second guide arm are positioned through two first positioning holes penetrating through the first guide arm and the second guide arm.
Furthermore, the centers of the two first positioning holes are connected to form a center line, and the extension direction of the center line is parallel to the length direction of the first guide arm.
Furthermore, the axle seat comprises an upper lock plate, a middle lock plate and a lower lock plate which are arranged at intervals from top to bottom and connected through bolts; the upper locking plate and the middle locking plate form a first locking cavity; the middle lock plate and the lower lock plate form a second lock cavity capable of locking the first guide arm and the second guide arm.
Furthermore, two second positioning holes corresponding to the two first positioning holes are formed in the middle locking plate.
Furthermore, the middle locking plate is also provided with a U-shaped seat for fixing a shock absorber, and the opening direction of the U-shaped seat is the same as the length direction of the first guide arm.
Further, the front end of first guiding arm is equipped with the book ear portion, the front end of second guiding arm is equipped with registrate portion, book ear portion cover is located in the registrate portion.
The beneficial effect that adopts this technical scheme to reach does:
two positioning holes are formed in the two guide arms, and the two holes are matched to form double-hole positioning, so that the guide arm pieces are prevented from rotating and dislocating in the assembling and transporting processes; meanwhile, the structure of the axle seat is correspondingly improved, the split charging positioning between the guide arm and the axle is also simplified, and the split charging efficiency of the guide arm and the axle is improved.
The invention also provides an air suspension device provided with a guide arm assembly as described above.
Furthermore, a guide arm frame is hinged to the lug rolling part at the front end of the first guide arm; and a suspension spring is fixed at the rear end of the first guide arm.
Through the improvement to the guide arm structure for whole air suspension device is more convenient in the assembly, does benefit to the assembly efficiency who improves whole air suspension device, practices thrift the assemble duration.
Drawings
Fig. 1 is an overall structural view of a guide arm assembly.
Fig. 2 is a combined structure view of the first guide arm and the second guide arm.
Fig. 3 is a perspective view of the first guide arm.
Fig. 4 is a perspective view of the second guide arm.
Fig. 5 is a perspective view of the axle seat.
Fig. 6 is a perspective view of the middle lock plate.
Fig. 7 is a perspective view of the air suspension.
Wherein: 10 first guide arms, 11 lug rolling parts, 20 second guide arms, 21 nesting parts, 30 axle seats, 31 upper locking plates, 32 middle locking plates, 33 lower locking plates, 40 frames, 50 suspension springs, 100 first positioning holes, 101 positioning pins, 200 second positioning holes and 321U-shaped seats.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The present embodiment proposes a guide arm assembly, and referring to fig. 1 to 5, the guide arm assembly comprises a first guide arm 10, a second guide arm 20 and an axle seat 30, wherein the first guide arm 10 and the second guide arm 20 are both steel plate springs and are placed in an up-and-down overlapping manner; the first guide arm 10 and the second guide arm 20 are attached and fixed by an axle seat 30.
The front end of the first guide arm 10 is curled to form a curling part 11, the curling part 11 forms a through hole with an axis extending along the left-right direction, and the thickness of the first guide arm 10 is gradually increased from the front end to the rear end, so that the strength of the first guide arm 10 is integrally improved on the premise of ensuring the elasticity of the first guide arm; the front end of the second guiding arm 20 is provided with a sleeve portion 21, and the sleeve portion 21 is used for sleeving the tab portion 11 therein.
Referring to fig. 3 to 4, in order to ensure the positioning stability between the first guide arm 10 and the second guide arm 20, in this embodiment, two first positioning holes 100 are disposed on both the first guide arm 10 and the second guide arm 20, when the first guide arm 10 and the second guide arm 20 are overlapped and attached, the two first positioning holes 100 on the first guide arm 10 correspond to the two first positioning holes 100 on the second guide arm 20, and form two positioning holes through which a pin or a bolt can pass in a combined manner to realize double-hole positioning.
The two first positioning holes 100 may be arbitrarily arranged, but in the present embodiment, in order to ensure the efficiency of manufacturing and the efficiency in assembling, the two first positioning holes 100 are arranged along the length direction of the first guide arm 10, and it is understood that the centers of the two first positioning holes 100 are connected to form a center line a, and the extension direction of the center line a is parallel to the length direction of the first guide arm 10.
Through set up two locating holes on two guiding arms, the diplopore cooperation forms the diplopore location, has guaranteed not to produce the rotation dislocation between two guiding arms in assembly, transportation, improves the stability of guiding arm assembly.
The axle seat 30 serves not only to hold the first guide arm 10 and the second guide arm 20 in abutment against each other, but also to carry an axle shaft (not shown).
Specifically, referring to fig. 1, 5-6, the axle seat 30 is composed of three locking plates, which are named as an upper locking plate 31, a middle locking plate 32 and a lower locking plate 33 for convenience of description, and four corners of the three locking plates are provided with bolt columns, so that the three locking plates are connected with each other and arranged at intervals; the interval setting here specifically means: the upper lock plate 31 is arranged at a certain distance from the middle lock plate 32 so as to form a first lock cavity; the middle lock plate 32 is arranged at a distance from the lower lock plate 33 so as to form a second lock chamber.
During assembly, the axle shaft (not shown) is positioned in the first lock cavity, the overlapped first guide arm 10 and the overlapped second guide arm 20 are positioned in the second lock cavity, a nut is screwed on one end of a bolt column, and the upper lock plate 31 or the lower lock plate 33 is extruded, so that the space of the first lock cavity is gradually reduced, and the axle shaft (not shown) is locked; similarly, the space of the second lock cavity is gradually reduced to lock the first guide arm 10 and the second guide arm 20 located therein.
In this embodiment, in order to ensure the positioning and installation of the axle seat 30 during assembly, the axle seat 30 is positioned by using the two first positioning holes 100; specifically, two second positioning holes 200 corresponding to the two first positioning holes 100 are provided on the middle lock plate 32.
During assembly, the two longer positioning pins 101 penetrate through the first positioning holes 100 to realize positioning of the two guide arms, meanwhile, it is guaranteed that parts of the positioning pins 101 extend out of the upper surface of the first guide arm 10, then the two second positioning holes 200 in the middle locking plate 32 are correspondingly pressed in with the two positioning pins 101, positioning setting of the middle locking plate 32 is realized, and finally the upper locking plate 31 and the lower locking plate 33 are respectively installed.
The second positioning holes 200 corresponding to the two first positioning holes 100 are formed in the middle locking plate 32, and meanwhile the positioning pins 101 penetrating through the first positioning holes 100 are used for realizing positioning setting of the middle locking plate 32, so that split charging positioning between the guide arms and an axle shaft (not shown) is simplified, and split charging efficiency between the guide arms and the axle shaft (not shown) is further improved.
Preferably, still be equipped with the U type seat 321 that is used for fixed bumper shock absorber on the well jam plate 32, the opening direction of U type seat 321 with the length direction of first guiding arm 10 is the same, the bumper shock absorber with U type seat 321 is articulated, provides better damping effect for the relative motion between frame and the car axle.
The invention also provides an air suspension device, which is provided with the guide arm assembly, and further comprises a guide arm frame 40, a suspension spring 50 and a frame (not shown), wherein the guide arm frame 40 is hinged at the lug rolling part 11 at the front end of the first guide arm 10, and the suspension spring 50 is fixed at the rear end of the first guide arm 10; the shock absorber, the guide arm frame 40 and the suspension spring 50 are fixed to the frame to ensure the stability of the frame.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A guide arm assembly comprises a first guide arm (10), a second guide arm (20) and an axle seat (30) for fixing the first guide arm (10) and the second guide arm (20) to be mutually attached, and is characterized in that the first guide arm (10) and the second guide arm (20) are positioned through two first positioning holes (100) penetrating through the first guide arm (10) and the second guide arm (20).
2. A guide arm assembly according to claim 1, characterized in that two first positioning holes (100) are centrally connected to form a centre line a, the extension of which is parallel to the length of the first guide arm (10).
3. A guide arm assembly according to claim 2, wherein the axle seat (30) comprises an upper lock plate (31), a middle lock plate (32) and a lower lock plate (33) spaced from top to bottom and connected by bolt posts; the upper lock plate (31) and the middle lock plate (32) form a first lock cavity; the middle locking plate (32) and the lower locking plate (33) form a second locking cavity which can lock the first guide arm (10) and the second guide arm (20).
4. A guide arm assembly according to claim 3, wherein the central locking plate (32) is provided with two second locating holes (200) corresponding to the two first locating holes (100).
5. A guide arm assembly according to claim 4, characterized in that the middle locking plate (32) is further provided with a U-shaped seat (321) for fixing a shock absorber, and the opening direction of the U-shaped seat (321) is the same as the length direction of the first guide arm (10).
6. A guide arm assembly according to claim 5, characterized in that the front end of the first guide arm (10) is provided with a lug-rolling part (11), the front end of the second guide arm (20) is provided with a nesting part (21), and the lug-rolling part (11) is nested in the nesting part (21).
7. An air suspension arrangement comprising a guide arm assembly as claimed in claim 6.
8. An air suspension device according to claim 7 wherein a leading arm frame (40) is hinged to the lug portion (11) of the leading end of the first leading arm (10); and a suspension spring (50) is fixed at the rear end of the first guide arm (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010545751.7A CN111775643A (en) | 2020-06-16 | 2020-06-16 | Guide arm assembly and air suspension device |
Applications Claiming Priority (1)
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CN202010545751.7A CN111775643A (en) | 2020-06-16 | 2020-06-16 | Guide arm assembly and air suspension device |
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CN111775643A true CN111775643A (en) | 2020-10-16 |
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CN202010545751.7A Pending CN111775643A (en) | 2020-06-16 | 2020-06-16 | Guide arm assembly and air suspension device |
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CN (1) | CN111775643A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113865530A (en) * | 2021-08-27 | 2021-12-31 | 东风汽车底盘***有限公司 | Bow-shaped trailer guide arm key installation size verifying attachment |
CN114012679A (en) * | 2021-10-29 | 2022-02-08 | 东风商用车有限公司 | Sub-packaging platform of air suspension guide arm and bridge assembly |
Citations (5)
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DE3802788A1 (en) * | 1987-02-10 | 1988-08-18 | Volkswagen Ag | Spring arrangement for the suspension of a motor vehicle |
CN2808378Y (en) * | 2005-08-16 | 2006-08-23 | 阿诺(苏州)刀具有限公司 | Hard alloy drill head capable of changing blade |
CN204161028U (en) * | 2014-08-28 | 2015-02-18 | 北汽福田汽车股份有限公司 | Vehicular suspension assembly and vehicle |
CN207580155U (en) * | 2017-10-30 | 2018-07-06 | 河南大诚通用航空科技有限公司 | A kind of unmanned plane undercarriage folded piece |
CN207683259U (en) * | 2017-11-17 | 2018-08-03 | 江西远成汽车技术股份有限公司 | The trailer of air suspension apparatus and the application air suspension apparatus |
-
2020
- 2020-06-16 CN CN202010545751.7A patent/CN111775643A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3802788A1 (en) * | 1987-02-10 | 1988-08-18 | Volkswagen Ag | Spring arrangement for the suspension of a motor vehicle |
CN2808378Y (en) * | 2005-08-16 | 2006-08-23 | 阿诺(苏州)刀具有限公司 | Hard alloy drill head capable of changing blade |
CN204161028U (en) * | 2014-08-28 | 2015-02-18 | 北汽福田汽车股份有限公司 | Vehicular suspension assembly and vehicle |
CN207580155U (en) * | 2017-10-30 | 2018-07-06 | 河南大诚通用航空科技有限公司 | A kind of unmanned plane undercarriage folded piece |
CN207683259U (en) * | 2017-11-17 | 2018-08-03 | 江西远成汽车技术股份有限公司 | The trailer of air suspension apparatus and the application air suspension apparatus |
Non-Patent Citations (1)
Title |
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李仁光,吴际障: "《汽车构造 下 第2版》", 28 February 1991, 人民交通出版社 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113865530A (en) * | 2021-08-27 | 2021-12-31 | 东风汽车底盘***有限公司 | Bow-shaped trailer guide arm key installation size verifying attachment |
CN113865530B (en) * | 2021-08-27 | 2023-10-20 | 东风汽车底盘***有限公司 | Device for checking key installation size of guide arm of arched trailer |
CN114012679A (en) * | 2021-10-29 | 2022-02-08 | 东风商用车有限公司 | Sub-packaging platform of air suspension guide arm and bridge assembly |
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PB01 | Publication | ||
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Application publication date: 20201016 |