CN102529634A - Balancing suspension for A-shaped frame heavy-duty mining hinged dumper - Google Patents
Balancing suspension for A-shaped frame heavy-duty mining hinged dumper Download PDFInfo
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- CN102529634A CN102529634A CN2012100120038A CN201210012003A CN102529634A CN 102529634 A CN102529634 A CN 102529634A CN 2012100120038 A CN2012100120038 A CN 2012100120038A CN 201210012003 A CN201210012003 A CN 201210012003A CN 102529634 A CN102529634 A CN 102529634A
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Abstract
The invention relates to a balancing suspension for an A-shaped frame heavy-duty mining hinged dumper. The balancing suspension is downwards connected with axles by rubber springs. According to the balancing suspension, balance beams are positioned on two sides of a frame and are connected with the frame by balance beam shafts; the four rubber springs are positioned on two sides of a middle axle and a real axle; the rubber springs on each side are positioned at two ends of the balance beam on the side and are arranged between the balance beam and the axles; central lines of the rubber springs are vertically intersected with those of the axles; a middle horizontal pull rod and a rear horizontal pull rod are positioned in the rear of the corresponding axles; one end of the middle horizontal pull rod and one end of the rear horizontal pull rod are connected to axle supports of the middle horizontal pull rod and the rear horizontal pull rod by joint bearings, the axle supports of the middle horizontal pull rod and the rear horizontal pull rod are connected with the axles, and the other end of the middle horizontal pull rod and the other end of the rear horizontal pull rod are connected to the frame by frame supports of the middle horizontal pull rod and the rear horizontal pull rod; front sections of a middle A-shaped frame and a rear A-shaped frame are connected to the frame by ball bearings, rear ends of the middle A-shaped frame and the rear A-shaped frame are connected to two sides of the axles by bolts, and a certain tilt angle is formed between the A-shaped frames and the frame; and a limit plate is welded on the outer side of the frame.
Description
Technical field
The present invention relates to the heavy-duty tipper technical field, a kind of specifically A shape posture heavy type mining articulated truck balance suspension.
Background technology
Balance suspension is the important component part of rear suspension in the heavy type mining articulated truck, during it can keep, the good earth property of back axle wheel under complex road condition, thereby improves the dynamic property and the crossing ability of vehicle.Balance suspension mainly contains shock absorber, vertically force transfer element, intermediate rod are formed.Shock absorber wherein mainly is used for transmitting the vertical force more than ten tons between vehicle bridge and the vehicle frame, and the decay vertical vibration.Vertically force transfer element mainly is used for transmitting the longitudinal force between vehicle frame and the vehicle bridge, and make vehicle bridge by certain track with respect to frame movement.Intermediate rod is used for transmitting the transverse force between vehicle bridge and the vehicle frame.
Respectively with in, four shock absorbers of back axle are the center; In, the relative motion in vertical facade will take place in back axle; Relative motion in the horizontal facade will take place between each vehicle bridge and the vehicle frame; Therefore in the balance suspension design, shock absorber will receive complicated three-dimensional force and moment loading, and structural requirement is also higher.
Summary of the invention
The technical matters that the present invention will solve provides a kind of A shape posture heavy type mining articulated truck balance suspension; This suspension not only has the non-linear of heavy-duty vehicle suspension requirement, and have simple in structure, compact in design, advantage such as manufacturing is easy, productive costs is low, use and maintenance cost is few.
The present invention is that the technical scheme that the deficiency that solves the problems of the technologies described above adopts is: a kind of A shape posture heavy type mining articulated truck balance suspension; Be arranged between vehicle frame and middle vehicle bridge, the back vehicle bridge; And connect vehicle frame and middle vehicle bridge, back vehicle bridge; This balance suspension mainly is made up of equalizing bar, damping, vertical force transmission mechanism and pass force crossly mechanism, and equalizing bar is positioned at the vehicle frame both sides, connects to ground through the equalizing bar axle; Between equalizing bar lower surface and middle vehicle bridge, back vehicle bridge, be arranged with damping, the line of centers of damping is vertical with cooresponding axle center line;
Described vertical force transmission mechanism is configured to by middle A type frame and back A type; Middle A type frame and back A type chord position are in the both sides of middle vehicle bridge; Between vehicle bridge and the back vehicle bridge, the top end of back A type frame was connected on the vehicle frame through ball-bearing casing during back A type frame was arranged on, and two free ends of opposite side are connected vehicle bridge two ends vertically, back through fastening assembly; The middle top end of A type frame is connected on the vehicle frame through ball-bearing casing, vehicle bridge two ends vertically during two free ends of opposite side are connected through fastening assembly;
Described pass force crossly mechanism is made up of middle intermediate rod and back intermediate rod, and middle intermediate rod and back intermediate rod are positioned at the both sides of back vehicle bridge, during middle intermediate rod is arranged on vehicle bridge and after between the vehicle bridge; One end of middle intermediate rod connects to ground through the support I; The other end is arranged on the support II through oscillating bearing, and the support II is connected with middle vehicle bridge, and an end of back intermediate rod is connected on the vehicle frame through the support III; The other end links to each other with the support IV through oscillating bearing, and the support IV is connected with the back vehicle bridge;
Described damping is made up of rubber spring mechanism and fixed mechanism; Described rubber spring mechanism is alternately superposeed by rubber plate and steel plate and is bonded, and outermost layer is a rubber plate, and the height of rubber spring mechanism is 165-175 ㎜; The length and width of rubber spring mechanism are 10:6:5 at high proportion; Wherein the thickness of every block plate is 3-5 ㎜, and every block of rubber plate is the identical platy structure of shape with steel plate, and this platy structure is surrounded by four limits and forms; Two straight flanges that relative limit is an equal in length wherein; Two other relative limit is equal in length arc limit, is equipped with equal-sized circular hole at the center of rubber plate and steel plate, and described fixed mechanism mainly is made up of upper junction plate, lower connecting plate, epicone panel, following conical surface plate and bolt assembly; Rubber spring mechanism is arranged between upper junction plate and the lower connecting plate; Be provided with the epicone panel between rubber spring mechanism top and the upper junction plate, be provided with down conical surface plate between rubber spring mechanism bottom and the lower connecting plate, the circular hole in screw bolt passes upper junction plate, epicone panel, the rubber spring mechanism, following conical surface plate will be connected with upper-part with lower connecting plate and through nut and be integrative-structure.
A type frame is the box section structure with back A type frame in described.
Intermediate rod is the straight tubular propelling rod with the back intermediate rod in described.
Described epicone panel upper surface is provided with conical socket, is provided with spherical washer between the conical socket face of bolt and epicone panel.
Described conical surface plate lower surface down is provided with conical socket, is provided with the lower peripheral surface packing ring between the conical socket face of nut and following conical surface plate.
The invention has the beneficial effects as follows:
One of which, this balance suspension adopt laminated rubber spring, A type frame and intermediate rod; Make that suspension frame structure is simple, productive costs is low, use and maintenance cost is few; Adopt the back A type frame of tilting first, transmission shaft passes between the A type frame both arms of back, makes the suspension frame structure layout simple, compact.
Two, damping of the present invention adopts and has nonlinear laminated rubber spring; Form by rubber spring mechanism and fixed mechanism; Rubber spring mechanism not only has the elastic behavior and the damping force characteristics of heavy-duty vehicle suspension requirement; And simple in structure, manufacturing is easy, productive costs is low, long service life, use and maintenance cost are few, is suitable as the elasticity-damping element of the middle rear suspension of engineering truck.In by rubber plate and the steel plate rubber spring mechanism that alternately stack constitutes; If the shaped design of rubber plate and steel plate is improper, all possibly cause the stress concentration of rubber spring, also can cause the distortion of rubber spring when serious or break; Secondly; The thickness of rubber plate and steel plate is concerning the overall performance of this rubber spring too, and test is found: being shaped as two corresponding sides when rubber block and steel plate is straight flange, when other two opposite side are the arc limit; When the thickness of cooperation steel plate was 3-5 millimeters, this moment, this shock absorption device in-use performance reached best.
Description of drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a upward view of the present invention.
Fig. 3 is a right elevation of the present invention.
Fig. 4 is the structural representation of damping among the present invention.
Mark among the figure: 1, vehicle frame, 2, middle vehicle bridge, 201, jackshaft upper support assembly, 202, jackshaft lower support assembly, 3, the back vehicle bridge, 301, back axle upper support assembly; 302, back axle lower support assembly, 4, equalizing bar, 401, the equalizing bar axle, 5, damping, 501, upper junction plate, 502, bolt; 503, go up spherical washer, 504, the epicone panel, 505, rubber plate, 506, steel plate, 507, conical surface plate down, 508, the lower peripheral surface packing ring; 509, nut, 510, lower connecting plate, 6, middle A type frame, 7, back A type frame, 8, middle intermediate rod, 9, the back intermediate rod; 10, support I, 11, the support II, 12, the support III, 13, the support IV, 14, positioning plate.
The specific embodiment
As shown in the figure; A kind of A shape posture heavy type mining articulated truck balance suspension; A kind of A shape posture heavy type mining articulated truck balance suspension is arranged between vehicle frame 1 and middle vehicle bridge 2, the back vehicle bridge 3, and connects vehicle frame 1 and middle vehicle bridge 2, back vehicle bridge 3; Upper and lower end face in middle vehicle bridge 2 is respectively equipped with jackshaft upper support assembly 201 and jackshaft lower support assembly 202; The upper and lower end face of vehicle bridge 3 is respectively equipped with back axle upper support assembly 301 and back axle lower support assembly 302 in the back, and this balance suspension mainly is made up of equalizing bar 4, damping 5, vertical force transmission mechanism and pass force crossly mechanism, and equalizing bar 4 is positioned at vehicle frame 1 both sides; Be connected with vehicle frame 1 through equalizing bar axle 401; On vehicle frame, also be provided with positioning plate 14, the positioning plate 14 of limiting balance beam hard-over is welded on the vehicle frame of back, play to equalizing bar swing and stroke up and down carries out spacing effect; Between equalizing bar lower surface and middle vehicle bridge 2, back vehicle bridge 3, be arranged with damping 5, the line of centers of damping 5 is vertical with cooresponding axle center line;
Described vertical force transmission mechanism is made up of middle A type frame 6 and back A type frame 7; Middle A type frame 6 and back A type frame 7 are arranged in the both sides of vehicle bridge 2; Back A type frame 7 is arranged between middle vehicle bridge 2 and the back vehicle bridge 3; Back A type frame 7 top ends are connected on the vehicle frame 1 through ball-bearing casing; Two free ends of opposite side are connected vehicle bridge 3 two ends vertically, back through fastening assembly, and middle A type frame 6 top ends are connected on the vehicle frame 1 through ball-bearing casing, vehicle bridge 2 two ends vertically during two free ends of opposite side are connected through fastening assembly;
Described pass force crossly mechanism is made up of middle intermediate rod 8 and back intermediate rod 9; The both sides of vehicle bridge 3 after middle intermediate rod 8 is positioned at back intermediate rod 9; In intermediate rod 8 be arranged between vehicle bridge 2 and the back vehicle bridge 3, an end of middle intermediate rod 8 is connected with vehicle frame 1 through support I 10, the other end is arranged on the support II 11 through oscillating bearing; Support II 11 is connected with middle vehicle bridge 2; One end of back intermediate rod 9 is connected on the vehicle frame 1 through support III 12, and the other end links to each other with support IV 13 through oscillating bearing, and support IV 13 is connected with back vehicle bridge 3;
Described damping 5 is made up of rubber spring mechanism and fixed mechanism; Described rubber spring mechanism is alternately superposeed by rubber plate 505 and steel plate 506 and is bonded; Outermost layer is a rubber plate, and the height of rubber spring mechanism is 165-175 ㎜, and the length and width of rubber spring mechanism are 10:6:5 at high proportion; Wherein the thickness of every block plate is 3-5 ㎜; Every block of rubber plate is the identical platy structure of shape with steel plate, and this platy structure is surrounded by four limits and forms, wherein two straight flanges that relative limit is an equal in length; Two other relative limit is equal in length arc limit; Be equipped with equal-sized circular hole at the center of rubber plate and steel plate, described fixed mechanism mainly is made up of upper junction plate 501, lower connecting plate 510, epicone panel 504, following conical surface plate 507 and bolt assembly, and rubber spring mechanism is arranged between upper junction plate 501 and the lower connecting plate 510; Be provided with epicone panel 504 between rubber spring mechanism top and the upper junction plate 501; Be provided with down conical surface plate 507 between rubber spring mechanism bottom and the lower connecting plate 510, bolt 502 passes circular hole in upper junction plate 501, epicone panel 504, the rubber spring mechanism successively, conical surface plate 507 will be connected with upper-part with lower connecting plate 510 and through nut 509 and be integrative-structure down, and described epicone panel 504 upper surfaces are provided with conical socket; Be provided with spherical washer 503 between the conical socket face of bolt 502 and epicone panel 504; Described down conical surface plate 507 lower surfaces are provided with conical socket, are provided with lower peripheral surface packing ring 508 between the conical socket face of nut 509 and following conical surface plate 507, and this damping 5 is fixed upper and lower connecting panel and installation position in use and got final product.
In A type frame and back A type frame all adopt the link span of box section, in, the back intermediate rod all adopts the straight tubular propelling rod.
Claims (5)
1. A shape posture heavy type mining articulated truck balance suspension; Be arranged between vehicle frame (1) and middle vehicle bridge (2), the back vehicle bridge (3); And connection vehicle frame (1) and middle vehicle bridge (2), back vehicle bridge (3); It is characterized in that: this balance suspension mainly is made up of equalizing bar (4), damping (5), vertical force transmission mechanism and pass force crossly mechanism, and equalizing bar (4) is positioned at vehicle frame (1) both sides, is connected with vehicle frame (1) through equalizing bar axle (401); Between equalizing bar lower surface and middle vehicle bridge (2), back vehicle bridge (3), be arranged with damping (5), the line of centers of damping (5) is vertical with cooresponding axle center line;
Described vertical force transmission mechanism is made up of middle A type frame (6) and back A type frame (7); Middle A type frame (6) and back A type frame (7) are arranged in the both sides of vehicle bridge (2); Back A type frame (7) is arranged between middle vehicle bridge (2) and the back vehicle bridge (3); The top end of back A type frame (7) is connected on the vehicle frame (1) through ball-bearing casing; Two free ends of opposite side are connected vehicle bridge (3) two ends vertically, back through fastening assembly, and the top end of middle A type frame (6) is connected on the vehicle frame (1) through ball-bearing casing, and two free ends of opposite side are connected middle vehicle bridge (2) two ends vertically through fastening assembly;
Described pass force crossly mechanism is made up of middle intermediate rod (8) and back intermediate rod (9); Middle intermediate rod (8) and back intermediate rod (9) are positioned at the both sides of back vehicle bridge (3); Middle intermediate rod (8) is arranged between middle vehicle bridge (2) and the back vehicle bridge (3), and an end of middle intermediate rod (8) is connected with vehicle frame (1) through support I (10), and the other end is arranged on the support II (11) through oscillating bearing; Support II (11) is connected with middle vehicle bridge (2); One end of back intermediate rod (9) is connected on the vehicle frame (1) through support III (12), and the other end links to each other with support IV (13) through oscillating bearing, and support IV (13) is connected with back vehicle bridge (3);
Described damping (5) is made up of rubber spring mechanism and fixed mechanism; Described rubber spring mechanism is alternately superposeed by rubber plate (505) and steel plate (506) and is bonded; Outermost layer is a rubber plate; The height of rubber spring mechanism is 165-175 ㎜; The length and width of rubber spring mechanism are 10:6:5 at high proportion; Wherein the thickness of every block plate is 3-5 ㎜, and every block of rubber plate is the identical platy structure of shape with steel plate, and this platy structure is surrounded by four limits and forms; Two straight flanges that relative limit is an equal in length wherein; Two other relative limit is equal in length arc limit, is equipped with equal-sized circular hole at the center of rubber plate and steel plate, and described fixed mechanism mainly is made up of upper junction plate (501), lower connecting plate (510), epicone panel (504), following conical surface plate (507) and bolt assembly; Rubber spring mechanism is arranged between upper junction plate (501) and the lower connecting plate (510); Be provided with epicone panel (504) between rubber spring mechanism top and the upper junction plate (501), be provided with down conical surface plate (507) between rubber spring mechanism bottom and the lower connecting plate (510), bolt (502) passes circular hole in upper junction plate (501), epicone panel (504), the rubber spring mechanism successively, conical surface plate (507) also will be connected with upper-part through nut (509) with lower connecting plate (510) and be integrative-structure down.
2. a kind of A shape posture heavy type mining articulated truck balance suspension according to claim 1 is characterized in that: A type frame (6) and back A type frame (7) are the box section structure in described.
3. a kind of A shape posture heavy type mining articulated truck balance suspension according to claim 1 is characterized in that: intermediate rod (8) and back intermediate rod (9) are the straight tubular propelling rod in described.
4. a kind of A shape posture heavy type mining articulated truck balance suspension according to claim 1; It is characterized in that: described epicone panel (504) upper surface is provided with conical socket, is provided with spherical washer (503) between the conical socket face of bolt (502) and epicone panel (504).
5. a kind of A shape posture heavy type mining articulated truck balance suspension according to claim 1; It is characterized in that: described conical surface plate (507) lower surface down is provided with conical socket, is provided with lower peripheral surface packing ring (508) between the conical socket face of nut (509) and following conical surface plate (507).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100120038A CN102529634A (en) | 2012-01-16 | 2012-01-16 | Balancing suspension for A-shaped frame heavy-duty mining hinged dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100120038A CN102529634A (en) | 2012-01-16 | 2012-01-16 | Balancing suspension for A-shaped frame heavy-duty mining hinged dumper |
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| Publication Number | Publication Date |
|---|---|
| CN102529634A true CN102529634A (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100120038A Pending CN102529634A (en) | 2012-01-16 | 2012-01-16 | Balancing suspension for A-shaped frame heavy-duty mining hinged dumper |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342089A (en) * | 2013-06-19 | 2013-10-09 | 山东蓬翔汽车有限公司 | Rear suspension system of mining dump vehicle |
| CN107215159A (en) * | 2017-07-21 | 2017-09-29 | 徐州徐工矿山机械有限公司 | A kind of composite rod formula articulated truck rear suspension |
| CN107539026A (en) * | 2017-08-30 | 2018-01-05 | 徐州徐工矿山机械有限公司 | A kind of attachment structure of articulated truck vehicle bridge and suspension |
| CN108528533A (en) * | 2018-06-11 | 2018-09-14 | 徐州徐工矿山机械有限公司 | Self-dumping undercarriage for automobile structure and articulated truck |
| US11299002B2 (en) | 2019-11-01 | 2022-04-12 | Caterpillar Inc. | Center link for articulated truck suspension mounts |
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| CN201427508Y (en) * | 2009-02-04 | 2010-03-24 | 株洲时代新材料科技股份有限公司 | Plate spring support for automobile balance suspension |
| CN202413335U (en) * | 2012-01-16 | 2012-09-05 | 河南科技大学 | A-shaped frame type balanced suspension of heavy mine hinged dump truck |
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2012
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5663505A (en) * | 1979-10-26 | 1981-05-30 | Komatsu Ltd | Suspension for tandem axle |
| US20030164586A1 (en) * | 2002-03-04 | 2003-09-04 | Michael Robert J. | Mount with dual stiffness |
| US20070145654A1 (en) * | 2002-12-12 | 2007-06-28 | Wietharn Ross P | Load-bearing resilient mount |
| JP2005320376A (en) * | 2004-05-06 | 2005-11-17 | Bando Chem Ind Ltd | Rubber composition for seismic isolation laminate and seismic isolation laminate using the same |
| CN101161535A (en) * | 2007-10-22 | 2008-04-16 | 河南科技大学 | A hinged type self-discharging automobile chassis |
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| CN202413335U (en) * | 2012-01-16 | 2012-09-05 | 河南科技大学 | A-shaped frame type balanced suspension of heavy mine hinged dump truck |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342089A (en) * | 2013-06-19 | 2013-10-09 | 山东蓬翔汽车有限公司 | Rear suspension system of mining dump vehicle |
| CN107215159A (en) * | 2017-07-21 | 2017-09-29 | 徐州徐工矿山机械有限公司 | A kind of composite rod formula articulated truck rear suspension |
| CN107539026A (en) * | 2017-08-30 | 2018-01-05 | 徐州徐工矿山机械有限公司 | A kind of attachment structure of articulated truck vehicle bridge and suspension |
| CN108528533A (en) * | 2018-06-11 | 2018-09-14 | 徐州徐工矿山机械有限公司 | Self-dumping undercarriage for automobile structure and articulated truck |
| US11299002B2 (en) | 2019-11-01 | 2022-04-12 | Caterpillar Inc. | Center link for articulated truck suspension mounts |
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Application publication date: 20120704 |