WO2022057009A1 - Ensemble essieu - Google Patents

Ensemble essieu Download PDF

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Publication number
WO2022057009A1
WO2022057009A1 PCT/CN2020/123435 CN2020123435W WO2022057009A1 WO 2022057009 A1 WO2022057009 A1 WO 2022057009A1 CN 2020123435 W CN2020123435 W CN 2020123435W WO 2022057009 A1 WO2022057009 A1 WO 2022057009A1
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
cover plate
hole
axle
balance beam
Prior art date
Application number
PCT/CN2020/123435
Other languages
English (en)
Chinese (zh)
Inventor
杨合连
毛雪亮
平士东
陈培润
Original Assignee
山东杨嘉汽车制造有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 山东杨嘉汽车制造有限公司 filed Critical 山东杨嘉汽车制造有限公司
Publication of WO2022057009A1 publication Critical patent/WO2022057009A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B60B35/004—Mounting arrangements for axles
    • B60B35/006—Mounting arrangements for axles with mounting plates or consoles fitted to axles
    • B60B35/007—Mounting arrangements for axles with mounting plates or consoles fitted to axles for mounting suspension elements to axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
    • B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
    • B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected

Definitions

  • the invention relates to the field of trailer manufacturing, in particular to a vehicle axle assembly containing a plurality of vehicle axles.
  • the round shaft of the semi-trailer axle is used to bear the load of the vehicle. Before the automobile is assembled, the corresponding components need to be installed on the round shaft of the axle. In the prior art, since trailers, semi-trailers and other vehicle bodies have a large load, multiple sets of tires need to be installed on the vehicle body, so multiple sets of vehicle axles need to be set up accordingly, and multiple sets of vehicle axles form an axle assembly.
  • each axle is set independently without cooperation, and when the road is uneven, it is easy to cause some tires to leave the ground and other axles to carry too much load.
  • the present invention proposes a vehicle axle assembly to combine multiple sets of vehicle axles into one body to improve the bearing capacity of the vehicle axle assembly.
  • the present invention adopts following technical scheme:
  • a vehicle axle assembly includes at least two balance beam assemblies, and each balance beam assembly includes a left flat cross beam shaft head welding end, a right flat cross beam shaft head welding end, and two parallel arranged in the middle.
  • the outer ends of the welding ends of the beam shaft heads are respectively provided with shaft heads, and the shaft heads are connected with the swing arms.
  • a cross connection cube is provided between the shaft head and the swing arm, the cross connection cube includes a square connection body, and the connection body is provided with a first through hole and a second through hole , the first through hole and the second through hole intersect in a cross shape.
  • the first through hole is provided with a circular first rubber sleeve, the first rubber sleeve divides the second through hole into a left pin slot and a right pin slot, the left pin slot and the
  • the right pin grooves are respectively provided with annular second rubber sleeves, and the second rubber sleeves are rotatably connected with pin shafts, and the two pin shafts extend out of the left pin groove and the right pin groove respectively.
  • the shaft head is inserted into the first rubber sleeve, and the left pin slot and the right pin slot are respectively inserted into the rotation holes of the swing arm.
  • the front end of the first through hole is provided with a raised ring
  • the first rubber sleeve extends into the first through hole from the rear end of the first through hole
  • the first rubber sleeve is The front end abuts the raised ring.
  • an oil delivery port is provided at the part where the first rubber sleeve communicates with the left pin groove and/or the right pin groove, and a spiral oil distribution groove is also provided on the inner wall of the first rubber sleeve, so The oil distribution groove extends to the oil delivery port; an oil delivery pipeline is arranged on the pin shaft, and the oil delivery pipeline is communicated with the oil delivery port; a straight-through pressure oil filling cup is arranged at the outer end opening of the oil delivery pipeline , an oil cup cover is arranged on the straight-through pressure oil cup.
  • U-shaped plates are provided at both ends of the swing arm, and the U-shaped plate includes a bottom plate and two vertical plates, the bottom plate is in the shape of a frame; the two vertical plates are arranged in parallel, and two oppositely distributed.
  • the turning holes are respectively arranged on the two vertical plates; a screw rod is also arranged between the two vertical plates arranged in parallel, and the cross connection cube is clamped into the frame enclosed by the U-shaped plate and the screw rod.
  • a lower cover plate is welded on the bottom end of the vertical plate of the balance beam, and an air chamber support is welded on the lower cover plate, and the air chamber support is used for fixing the air chamber.
  • the axle includes an adjustment arm and a return spring; a fixing ear is provided on the lower cover plate, and two ends of the return spring are respectively connected to the fixing ear and the adjustment arm.
  • fixing ears which are respectively arranged on both sides of the lower cover plate and extend to both sides respectively.
  • a connecting hole is provided on the fixing ear, and the spring is connected to the connecting hole.
  • axle round shaft extends out of the round shaft engaging groove, and divides the lower cover plate into a left cover plate segment and a right cover plate segment;
  • the air chamber support is installed on the left cover plate segment or the right cover plate segment and fits the circular shaft, and the air chamber support is fixed on the left cover plate segment or the right cover plate segment and the circular shaft by welding. on the shaft; the fixing ears are arranged on the right cover plate segment or the left cover plate segment.
  • a brake bottom plate is symmetrically arranged on both sides of the axle circular axis, and the brake bottom plate is connected with the air chamber.
  • the chassis height of the balance beam welding assembly enables the semi-trailer to adapt to complex road conditions.
  • the left flat cross beam axle head welding end and the right flat cross beam axle head welding end at both ends of the balance beam assembly are respectively provided with axle heads, and the axle heads are connected with swing arms.
  • each axle is connected with the swing arm through the balance beam assembly, and the swing arm can swing during operation, which in turn drives the height of each balance beam assembly, and finally improves the flexibility of the axle and prevents some axles. A floating situation occurs.
  • FIG. 1 is a front view of the welding assembly of the balance beam in Embodiment 1 of the present utility model.
  • Embodiment 2 is a top view of the welding assembly of the balance beam in Embodiment 1 of the present utility model.
  • Embodiment 3 is a front view of a semi-trailer axle to which the balance beam welding assembly is applied in Embodiment 1 of the present utility model.
  • FIG. 4 is a side view of a semi-trailer axle to which the balance beam welding assembly is applied in Embodiment 1 of the present utility model.
  • FIG 5 is a top view of a semi-trailer axle to which the balance beam welding assembly is applied in Embodiment 1 of the present utility model.
  • FIG. 6 is a schematic diagram of the welding of the air chamber support in Embodiment 1 of the present utility model.
  • FIG. 7 is a partial top plan view of the welding assembly of the balance beam of the axle of the air brake semi-trailer in Embodiment 1 of the present utility model.
  • FIG. 8 is a schematic side view of a swing arm for a vehicle axle with a cross-connected cube in Embodiment 1 of the present invention.
  • FIG. 9 is a cross-sectional view taken along line A-A of FIG. 1 in Embodiment 1 of the present utility model, and the figure shows a horizontal cross-sectional view of a cross-connected cube in Embodiment 1.
  • FIG. 9 is a cross-sectional view taken along line A-A of FIG. 1 in Embodiment 1 of the present utility model, and the figure shows a horizontal cross-sectional view of a cross-connected cube in Embodiment 1.
  • FIG. 10 is a cross-sectional view taken along the line B-B of FIG. 1 in Embodiment 1 of the present utility model, and the figure shows a vertical cross-sectional view of the cross-connected cube in Embodiment 1.
  • FIG. 10 is a cross-sectional view taken along the line B-B of FIG. 1 in Embodiment 1 of the present utility model, and the figure shows a vertical cross-sectional view of the cross-connected cube in Embodiment 1.
  • FIG. 11 is a schematic three-dimensional structure diagram of a U-shaped plate in Embodiment 1 of the present invention.
  • FIG. 12 is a top view of the U-shaped plate in Embodiment 1 of the present invention.
  • FIG. 13 is a schematic three-dimensional structural diagram of a cross-connected cube in Embodiment 1 of the present invention.
  • the terms "connected”, “fixed” and the like should be understood in a broad sense, for example, “fixed” may be a fixed connection, a detachable connection, or an integrated; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal communication between two elements or an interaction relationship between the two elements, unless otherwise explicitly defined.
  • “fixed” may be a fixed connection, a detachable connection, or an integrated; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal communication between two elements or an interaction relationship between the two elements, unless otherwise explicitly defined.
  • This embodiment provides a vehicle axle assembly, the vehicle axle assembly includes at least two balance beam assemblies, each balance beam assembly includes a left flat cross beam shaft head welding end 2 and a right flat cross beam shaft head respectively disposed at the left and right ends
  • the welding end 1 and the two balance beam vertical plates 3 arranged in parallel in the middle; the balance beam vertical plate 3 is provided with a circular shaft clamping groove 6 in the center, and the circular shaft clamping groove 6 is used for clamping the circular shaft of the welding axle.
  • Shaft 9 the outer ends of the left flat beam shaft head welding end 2 and the right flat beam shaft head welding end 1 are respectively provided with shaft heads, and the shaft heads are connected with a swing arm 101.
  • the circular axle 9 of the axle is clamped in the circular axle clamping groove 6 of the balance beam assembly.
  • the setting height of the balance beam vertical plate 3 is changed.
  • the height of the round shaft 9 is fixed, the round shaft 9 is stuck in the round shaft clamping groove 6, and part of the circular shaft clamping groove 6 protrudes, which will inevitably increase the distance between the bottom of the balance beam assembly and the ground. , Increase the height of the chassis installed with the balance beam welding assembly, so that the semi-trailer can adapt to complex road conditions.
  • each axle is connected to the swing arm 101 through a balance beam assembly, and the swing arm 101 can swing during operation, thereby driving the height of each balance beam assembly, and finally improving the flexibility of the axle and preventing partial The condition of the axle is suspended
  • a cross connection cube 103 is disposed between the shaft head and the swing arm 101 , and the cross connection cube 103 includes a square connection body, and the connection body is provided with a first through hole 110 and a The second through hole 111, the first through hole 110 and the second through hole 111 intersect in a cross shape.
  • the first through hole 110 is provided with a circular first rubber sleeve 1101, the first rubber sleeve 1101 divides the second through hole 111 into a left pin slot and a right pin slot, the left pin
  • the groove and the right pin groove are respectively provided with a second rubber sleeve 1111 in the shape of an annular ring, and a pin shaft 102 is rotatably connected in the second rubber sleeve 1111, and the two pin shafts 102 extend out of the left side respectively. pin slot and the right pin slot.
  • the shaft head is inserted into the first rubber sleeve 1101 , and the left pin slot and the right pin slot are respectively inserted into the rotation holes of the swing arm 101 .
  • the above-mentioned cross connection cube 103 is used to connect the balance beam assembly and the main body of the swing arm 101.
  • the shaft heads at both ends of the balance beam assembly are inserted into the first rubber sleeve 1101, and the two pin shafts 102 are used as rotating shafts. It is rotatably connected to the swing arm 101 for the axle.
  • the stress on each part of the shaft head is more uniform, and there is no obvious stress concentration point, which can improve the connection between the balance beam assembly and the swing arm 101.
  • Mechanical strength improve fatigue strength and mechanical strength.
  • the above-mentioned cross connection cube 103 connects the balance beam assembly and the swing arm 101, the first through hole 110 is provided with a circular first rubber sleeve 1101, and the second through hole 111 is provided with a second rubber sleeve 1111.
  • the shaft head is in contact with the first rubber sleeve 1101, which can avoid friction and wear between the shaft head and the inner wall of the first through hole 110; the relative rotation between the pin shaft 102 and the second through hole 111
  • the pin shaft 102 is in contact with the second rubber sleeve 1111 , friction and wear between the pin shaft 102 and the inner wall of the second through hole 111 can be avoided.
  • first rubber sleeve 1101 or the second rubber sleeve 1111 when the first rubber sleeve 1101 or the second rubber sleeve 1111 is excessively worn and damaged, it can be maintained by replacing the first rubber sleeve 1101 or the second rubber sleeve 1111 , and the main structure of the cross connection cube 103 does not need to be replaced.
  • a raised ring is provided at the front end of the first through hole 110, and the first rubber sleeve 1101 is removed from the first through hole 110.
  • the rear end of the first through hole 110 extends into the first through hole 110 , and the front end of the first rubber sleeve 1101 abuts against the raised ring.
  • the front end can be any end of the first through hole 110. When any end is designated as the front end , and the other end is the backend.
  • lubricating oil can also be injected into the first rubber sleeve 1101.
  • An oil delivery port is provided at the part where the pin grooves communicate with each other, and an inner wall of the first rubber sleeve 1101 is also provided with a spiral oil distribution groove, and the oil distribution groove extends to the oil delivery port.
  • this embodiment also provides the following solution: an oil delivery pipeline is provided on the pin shaft 102, and the oil delivery pipeline is communicated with the oil delivery port.
  • the opening of the outer end of the oil pipeline is provided with a straight-through oil filling cup 106 , and an oil cup cover 107 is arranged on the straight-through oil filling cup 106 .
  • the above-mentioned swing arm 101 is connected to the cross-connected cube 103 through a U-shaped plate, and there are two U-shaped plates located at two ends of the swing arm 101 respectively.
  • the U-shaped plate includes a bottom plate 112 and two vertical plates 113 , the two vertical plates 113 are arranged in parallel, and two oppositely distributed rotating holes are respectively arranged on the two vertical plates 113 .
  • the two pin shafts 102 of the cross connection cube 103 are respectively inserted into the rotating holes on the vertical plate 113 , and the cross connection cube 103 is connected to the vertical plate 113 through the pin shafts 102 .
  • a screw 108 is also arranged between the two vertical plates 113 arranged in parallel, and the cross-connecting cube 103 is inserted into the frame enclosed by the U-shaped plate and the screw 108.
  • the screw 1088 is arranged to limit the The cross connection cube 103 is over-rotated or disengaged.
  • the bottom plate 112 is in the shape of a frame. It should be noted that the bottom plate 112 is in the shape of a frame, which means that a hole is formed in the middle of the bottom plate 112 , and the hole can be a square hole 1121 . , the weight of the swing arm 101 can be reduced.
  • the bottom end of the balance beam vertical plate 3 is welded with a lower cover plate 4, and an air chamber support 7 is welded on the lower cover plate 4, and the air chamber support 7 is used for fixing the air chamber.
  • the axle includes an adjustment arm and a return spring; a fixing lug 10 is provided on the lower cover plate, and two ends of the return spring are respectively connected to the fixing lug 10 and the adjustment arm.
  • a fixing ear 10 is provided on the lower cover plate 4, and the fixing ear 10 is used for fixing one end of the return spring, and the other end of the return spring is connected with the adjusting arm.
  • the position of the fixing lugs 10 can be adjusted as required, thereby adjusting the length of both ends of the spring and improving the elastic force of the return spring.
  • the fixing ears 10 are arranged on the lower cover plate 4, and the prefabricated fixing ears 10 only need to be welded on the lower cover plate 4, and the assembly process of the fixing ears 10 is simple.
  • the return spring is connected to the fixing lug 10 .
  • the return spring has a larger assembly space, is easier to install, and saves the space between the air chamber and the air chamber support 7 . Space.
  • two return springs are arranged on the axle assembly. Therefore, in this embodiment, there are two fixing ears 10, which are respectively arranged on both sides of the lower cover 4, and are respectively Extend to the sides.
  • the above-mentioned fixing ears 10 extend outward, which can keep the fixing ears 10 away from the lower cover plate 4, so that the two return springs are located on both sides of the air chamber support 7, so as to prevent the air chamber support 7 and other components from hindering the assembly of the return spring .
  • the above-mentioned fixing ears 10 are blocks extending outward from the lower cover plate 4 , and the outer ends thereof can be semicircular to avoid injury to the staff by sharp points.
  • the fixing ear 10 is provided with a connecting hole, and the spring is connected to the connecting hole.
  • the center of the balance beam vertical plate 3 has a circular shaft clamping groove 6.
  • the circular shaft clamping groove 6 is used for clamping the circular shaft 9 of the welding axle; the lower part of the circular shaft 9 extends out of the circular shaft clamping groove 6, and separates the lower cover 4 into left Cover plate segment 41 and right cover plate segment 42 .
  • the position of the circular shaft 9 remains unchanged, and the position of the lower cover plate 4 is moved upward.
  • the air chamber support 7 is installed on the left cover plate segment 41 or the right cover plate segment 42 , and the fixing ears 10 are arranged on the right cover plate segment 42 or the left cover plate segment 41 superior.
  • the air chamber and the fixing lugs 10 are respectively arranged on the left cover plate segment 41 and the right cover plate segment 42, which can increase the distance between the fixed connection points of the two ends of the return spring and increase the elastic force of the return spring.
  • the air chamber support 7 in order to improve the installation strength of the air chamber support 7, the air chamber support 7 is installed on the left cover plate segment 41 or the right cover plate segment 42, and fits the circular The shaft 9, the air chamber support 7 is fixed on the left cover plate segment 41 or the right cover plate segment 42 and the round shaft 9 by welding.
  • brake bottom plates 1128 are symmetrically arranged on both sides of the axle 9 , and the brake bottom plates 1128 are connected with the air chamber.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

Ensemble essieu. L'ensemble essieu comprend au moins deux ensembles poutre d'équilibrage ; chaque ensemble poutre d'équilibrage comprenant une extrémité de soudage de tête d'arbre de poutre d'équilibrage gauche (2) et une extrémité de soudage de tête d'arbre de poutre d'équilibrage droit (1) qui sont respectivement disposées aux extrémités gauche et droite de celles-ci, et deux plaques verticales de poutre d'équilibrage intermédiaires (3) disposées en parallèle ; une rainure de serrage d'arbre circulaire (6) est formée dans les centres des plaques verticales de poutre d'équilibrage (3), et la rainure de serrage d'arbre circulaire (6) est utilisée pour serrer et souder un arbre circulaire (9) d'un essieu ; et des têtes d'arbre sont respectivement disposées au niveau des extrémités externes de l'extrémité de soudage de tête d'arbre de poutre d'équilibrage gauche (2) et l'extrémité de soudage de tête d'arbre de poutre d'équilibrage droit (1), et des bras oscillants (101) sont reliés aux têtes d'arbre. Au moyen de l'ensemble essieu, la flexibilité des essieux est augmentée, et la condition selon laquelle certains des essieux sont suspendus est empêchée.
PCT/CN2020/123435 2020-09-19 2020-10-23 Ensemble essieu WO2022057009A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010990924.6 2020-09-19
CN202010990924.6A CN112046200B (zh) 2020-09-19 2020-09-19 一种车桥组件

Publications (1)

Publication Number Publication Date
WO2022057009A1 true WO2022057009A1 (fr) 2022-03-24

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ID=73603491

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/123435 WO2022057009A1 (fr) 2020-09-19 2020-10-23 Ensemble essieu

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CN (1) CN112046200B (fr)
WO (1) WO2022057009A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112046200B (zh) * 2020-09-19 2021-12-03 山东杨嘉汽车制造有限公司 一种车桥组件

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003200704A (ja) * 2002-12-02 2003-07-15 Iseki & Co Ltd 移動車両の車輪支架装置
CN201511761U (zh) * 2009-09-26 2010-06-23 蔡长平 高承载半挂运输车或专用运输车的车轴
CN108032695A (zh) * 2017-11-03 2018-05-15 江苏福坛车桥科技有限公司 一种轻型三线六桥
CN208134319U (zh) * 2018-04-13 2018-11-23 安徽车桥有限公司 一种独立气室制动鼓车桥
CN208133968U (zh) * 2018-04-13 2018-11-23 安徽车桥有限公司 一种重型车桥的平衡梁结构
CN112046200A (zh) * 2020-09-19 2020-12-08 山东杨嘉汽车制造有限公司 一种车桥组件

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206884604U (zh) * 2017-07-11 2018-01-16 山东金盛车桥制造有限公司 一种轻型半挂车悬挂车桥系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003200704A (ja) * 2002-12-02 2003-07-15 Iseki & Co Ltd 移動車両の車輪支架装置
CN201511761U (zh) * 2009-09-26 2010-06-23 蔡长平 高承载半挂运输车或专用运输车的车轴
CN108032695A (zh) * 2017-11-03 2018-05-15 江苏福坛车桥科技有限公司 一种轻型三线六桥
CN208134319U (zh) * 2018-04-13 2018-11-23 安徽车桥有限公司 一种独立气室制动鼓车桥
CN208133968U (zh) * 2018-04-13 2018-11-23 安徽车桥有限公司 一种重型车桥的平衡梁结构
CN112046200A (zh) * 2020-09-19 2020-12-08 山东杨嘉汽车制造有限公司 一种车桥组件

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CN112046200A (zh) 2020-12-08

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