CN104742971A - Main-auxiliary integrated frame of heavy dumper - Google Patents
Main-auxiliary integrated frame of heavy dumper Download PDFInfo
- Publication number
- CN104742971A CN104742971A CN201510129693.9A CN201510129693A CN104742971A CN 104742971 A CN104742971 A CN 104742971A CN 201510129693 A CN201510129693 A CN 201510129693A CN 104742971 A CN104742971 A CN 104742971A
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- CN
- China
- Prior art keywords
- conjuncted
- frame body
- main car
- subframe
- car frame
- Prior art date
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
Abstract
The invention provides a main-auxiliary integrated frame of a heavy dumper. The main-auxiliary integrated frame comprises a main frame body and an auxiliary frame body. Integration reinforcing plates are correspondingly arranged on the outer sides of two longitudinal beams of the main frame body and extend from the tail of the main frame body to the portions, where front leaf springs and back lifting lugs are installed, of the main frame body, are of through type structures and are fixedly connected to the longitudinal beams of the main frame body through bolts or rivets. A notch structure is formed between the two integration reinforcing plates. The auxiliary frame body is fixed to the portion between the two integration reinforcing plates through bolts to be integrated with the main frame body. The upper ends of the two integration reinforcing plates extend out of the upper end face of the auxiliary frame body to form carriage limiting grooves respectively, and are of aligned edge structures or overturned edge structures. Supporting plates are correspondingly arranged on the outer sides of the tails of the two integration reinforcing plates. An outer overturning support is arranged on each supporting plate. Inner overturning supports are arranged at the portions, corresponding to the outer overturning supports, of longitudinal beams of the auxiliary frame body. By means of the main-auxiliary integrated frame, the production technology is simple, the assembling efficiency is high, maintaining and disassembling are convenient, and applicability is high.
Description
Technical field
The present invention relates to Truck Frame Structure, particularly relate to a kind of major and minor conjuncted structure vehicle frame for heavy-duty tipper.
Background technology
Dumper frame is generally made up of main car frame and subframe two parts, and it plays each parts of support and connection car load, bears the effect of external load in car.
Dumper main carframe, after back axle and propons, hanger position is comparatively weak, and easily distortion or fracture, be therefore mostly provided with reinforcing section.
Self-discharging vehicle sub car-frame, due to its height and envelope longitudinal beam of underframe height, decide the height of gravitational center of vehicle and the distance between tire and envelope underframe, therefore in order to reduce vehicle's center of gravity, ensure that envelope base longerons has enough holding capacity, only have the height reducing subframe; Along with the reduction of subframe height, its bearing capacity also can correspondingly reduce.During use, all wt on envelope all acts on subframe, and the power of bearing is passed to main car frame by subframe; In order to improve the intensity of main car frame, most effective method increases main car frame height, but the method has broken the requirement of conventional vehicle frame, causes manufacture difficulty to increase, and cost increase, is unfavorable for the control of vehicle's center of gravity simultaneously.
The rear invert center of heavy-duty tipper is arranged on subframe usually, and because the subframe height adjusting vehicle's center of gravity is generally 140mm, the wall thickness of basic only surplus upper and lower two materials after overturning axis hole after reserved, therefore joint face bearing capacity is weak.
Traditional dumper main carframe and subframe mostly adopt U-bolt and connection member to be connected.Because stressed rear being easily pulled out of shape of U-bolt contiguous block occurs that connection loosens, in addition much local bad assembling is interfered because of vehicle chassis component, as main car frame rear end tails crossbeam because U-bolt in reasons in structure 300mm cannot assemble, cause afterbody to be connected weakness with subframe, vehicle come down in torrents material time often have an accident because of the stressed deficiency of subframe afterbody.Simultaneously, subframe and main car frame adopt U-bolt to be connected, the side displacement causing envelope to produce because of the factor such as gravity, inertia and front and back displacement capacity poor, needing during assembling to adopt has the attaching parts of anti-sidesway bit function to coordinate U-bolt to use, assembling amount is large, waste time and energy, weight is large, and cost is high.
Subframe is owing to needing to bear larger pressure and torsion, and need to control bottom envelope, therefore its complex structure, component is many, weight is large, and manufacturing cost is high simultaneously, and difficulty of processing is large, and assembly technology is relative complex also.For this reason, a lot of dumping car manufacturing enterprise is the brace panel weld together of subframe and main car frame, the rear turning-over support system weld together of overturn system after subframe and main car frame, quite difficult during repair demolition, also can destroy rigidity and the intensity of vehicle frame.
Summary of the invention
For improving the intensity of vehicle frame and bearing capacity, facilitate the control of vehicle's center of gravity, to reduce the generation of frame distortion and fracture accident under different loads and condition of road surface, the present invention proposes a kind of major and minor conjuncted structure vehicle frame for heavy-duty tipper.
For this reason, technical scheme of the present invention is: the conjuncted vehicle frame of heavy-duty tipper major-minor, comprise main car frame and subframe, it is characterized in that: outside two longerons of main car frame, correspondence is provided with a conjuncted brace panel respectively, it is straight-through structure that the autonomous vehicle frame afterbody of conjuncted brace panel to extend on main car frame hanger installation position after front plate spring, conjuncted brace panel is fixedly connected on main car frame longeron by bolt or rivet, form notch arrangement between two conjuncted brace panels, described subframe is bolted to connection and forms an entirety with main car frame between two conjuncted brace panel; The upper end of two conjuncted brace panels exceeds the upper surface formation envelope position-limited trough of subframe respectively, and the upper end of conjuncted brace panel is edging or turnup structure; Two conjuncted brace panels lateral tail respectively correspondence be provided with a stay bearing plate, each stay bearing plate is provided with an outer turnover bracket, and on two longerons of subframe, the position corresponding with outer turnover bracket is respectively equipped with turnover bracket in.
One for technique scheme is improved and is: be provided with sidesway limiting stopper at the middle beam back of described subframe, sidesway limiting stopper is tight against main car frame, to prevent envelope longeron because of the factor such as gravity, inertia generation lateral displacement.
Beneficial effect:
Subframe and main car frame hold together by arranging conjuncted brace panel on main car frame by the present invention, improve intensity and the bearing capacity of vehicle frame, reduce vehicle's center of gravity, reduce the generation of the phenomenon such as fracture of frame, flexural deformation with this, improve travel safety; Conjuncted brace panel and subframe with bolts, strength high toughness is good, simultaneously convenient for maintaining dismounting; The notch that two conjuncted brace panel upper ends are formed, can limit envelope base longerons, improve vehicle stability; Conjuncted brace panel can carry out holing as required, welding processing, to meet the needs be linked and packed, solves the problem that traditional main car frame can not be holed, directly be welded.This conjuncted vehicle frame production technology is simple, and efficiency of assembling is high, is convenient to repair demolition, and applicability is strong.
Accompanying drawing explanation
Fig. 1 is longitudinal construction schematic diagram of the present invention;
Fig. 2 is transversary schematic diagram of the present invention;
Fig. 3 is the fractionation structural representation of Fig. 2;
Number in the figure is: 1, main car frame; 2, subframe; 3, conjuncted brace panel; 4, stay bearing plate; 5, outer turnover bracket; 6, interior turnover bracket; 7, sidesway limiting stopper; 8, bottom envelope; 9, axle sleeve is overturn.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, Figure 2, Figure 3 shows, the conjuncted vehicle frame of a kind of heavy-duty tipper major-minor, comprises main car frame 1 and subframe 2; Outside two longerons of main car frame 1, correspondence is provided with one piece of conjuncted brace panel 3 respectively, the afterbody of the autonomous vehicle frame 1 of described conjuncted brace panel 3 extends to the installation position of hanger after front plate spring on main car frame and is straight-through structure, first conjuncted brace panel is bolted to connection during assembling and (also can adopts rivet) on the longeron of main car frame, make to form notch arrangement between two conjuncted brace panels, and then described subframe 2 is bolted to connection between two pieces of conjuncted brace panels, forms an entirety with main car frame 1; The upper end of described two pieces of conjuncted brace panels exceeds the upper surface formation envelope position-limited trough of subframe respectively, the upper end of this conjuncted brace panel is turnup structure (also can adopt edging structure), to increase Area of bearing, conveniently limit bottom envelope, improve whole vehicle stability; Two pieces of conjuncted brace panels lateral tail by bolt respectively correspondence be fixedly connected with a stay bearing plate 4(and also can adopt rivet), each stay bearing plate is welded with an outer turnover bracket 5, position corresponding with outer turnover bracket 5 on two longerons of described subframe 2 is fixedly connected with an interior turnover bracket 6 respectively by bolt, in both sides are corresponding with bolt by assembly opening during assembling, turnover bracket is fixedly connected with as a whole with outer turnover bracket, thus forms complete dumping car turnover bracket; Form firmly integral structure between subframe, conjuncted brace panel, main car frame and support inside and outside turnover bracket.
Described envelope position-limited trough is that the part exceeding subframe upper surface by two pieces of conjuncted brace panel upper ends is formed, because body dump is supported by two envelope longitudinal beam of underframe bottom envelope usually, during assembling, two envelope longitudinal beam of underframe are stuck in this position-limited trough spacingly to be formed envelope position-limited trough with this to carrying out bottom loading space.
As shown in Figure 1, Figure 2, Figure 3 shows, be welded with sidesway limiting stopper 7, during assembling, sidesway limiting stopper 7 be tight against main car frame at the back of the middle beam of described subframe 2, when travelling to prevent vehicle, envelope longeron is because of the factor such as gravity, inertia generation lateral displacement.
As shown in Figure 2 and Figure 3, during assembling, body dump is placed on this conjuncted vehicle frame, then by trip shaft, the turnover bracket that the upset axle sleeve 9 that 8 longitudinal beam of underframe bottom envelope are welded is corresponding with on conjuncted vehicle frame is linked together, rear invert center is arranged in envelope longitudinal beam of underframe, and envelope longitudinal beam of underframe has enough spaces to arrange axis hole brace panel and reinforce after upset axis hole after reserved, the left and right sides is corresponding to be arranged thus switching mechanism after forming complete dumping car with one heart.
Subframe and main car frame hold together by arranging conjuncted brace panel on main car frame by the present invention, improve intensity and the bearing capacity of vehicle frame, reduce vehicle's center of gravity, reduce the generation of the phenomenon such as fracture of frame, flexural deformation with this, improve travel safety; Conjuncted brace panel and subframe with bolts, strength high toughness is good, simultaneously convenient for maintaining dismounting; The notch that two conjuncted brace panel upper ends are formed, can limit envelope base longerons, improve vehicle stability; Conjuncted brace panel can carry out holing as required, welding processing, to meet the needs be linked and packed, solves the problem that traditional main car frame can not be holed, directly be welded.This conjuncted vehicle frame production technology is simple, and efficiency of assembling is high, is convenient to repair demolition, and applicability is strong.
Claims (2)
1. the conjuncted vehicle frame of heavy-duty tipper major-minor, comprise main car frame and subframe, it is characterized in that: outside two longerons of main car frame, correspondence is provided with a conjuncted brace panel respectively, it is straight-through structure that the autonomous vehicle frame afterbody of conjuncted brace panel to extend on main car frame hanger installation position after front plate spring, conjuncted brace panel is fixedly connected on main car frame longeron by bolt or rivet, form notch arrangement between two conjuncted brace panels, described subframe is bolted to connection and forms an entirety with main car frame between two conjuncted brace panel; The upper end of two conjuncted brace panels exceeds the upper surface formation envelope position-limited trough of subframe respectively, and the upper end of conjuncted brace panel is edging or turnup structure; Two conjuncted brace panels lateral tail respectively correspondence be provided with a stay bearing plate, each stay bearing plate is provided with an outer turnover bracket, and on two longerons of subframe, the position corresponding with outer turnover bracket is respectively equipped with turnover bracket in.
2. according to the conjuncted vehicle frame of heavy-duty tipper major-minor according to claim 1, it is characterized in that: be provided with sidesway limiting stopper at the middle beam back of described subframe, sidesway limiting stopper is tight against main car frame, to prevent envelope longeron because of the factor such as gravity, inertia generation lateral displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510129693.9A CN104742971A (en) | 2015-03-24 | 2015-03-24 | Main-auxiliary integrated frame of heavy dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510129693.9A CN104742971A (en) | 2015-03-24 | 2015-03-24 | Main-auxiliary integrated frame of heavy dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104742971A true CN104742971A (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510129693.9A Pending CN104742971A (en) | 2015-03-24 | 2015-03-24 | Main-auxiliary integrated frame of heavy dumper |
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| CN (1) | CN104742971A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494520A (en) * | 2016-10-26 | 2017-03-15 | 泰安航天特种车有限公司 | A kind of Major off road vehicle |
| WO2019085799A1 (en) * | 2017-11-06 | 2019-05-09 | 徐州海伦哲专用车辆股份有限公司 | Double layer subframe structure of aerial work platform |
| CN114248844A (en) * | 2020-09-21 | 2022-03-29 | 清华大学 | Vehicle frame assembly for vehicle-mounted security inspection system |
| US11648989B2 (en) | 2021-02-19 | 2023-05-16 | Bendix Commercial Vehicle Systems Llc | Heavy-duty vehicle frame rail clamp on mounting bracket, and method of installing the same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4071277A (en) * | 1976-03-11 | 1978-01-31 | Caterpillar Tractor Co. | Forward dumping truck construction |
| US4149751A (en) * | 1977-02-23 | 1979-04-17 | Societe Anonyme Secmafer | Dump truck |
| CN101786469A (en) * | 2010-03-17 | 2010-07-28 | 云南力帆骏马车辆有限公司 | Dump truck auxiliary frame and connecting structure thereof |
| CN201849370U (en) * | 2010-09-07 | 2011-06-01 | 宝鸡华山工程车辆有限责任公司 | Novel rearward tilting device of self-dumping truck |
| CN202716933U (en) * | 2012-07-18 | 2013-02-06 | 芜湖中集瑞江汽车有限公司 | Dump truck soleplate socketing structure |
| CN202966055U (en) * | 2012-08-13 | 2013-06-05 | 江苏卡威专用汽车制造有限公司 | Novel integral backward turnover device of dumper |
| CN204587021U (en) * | 2015-03-24 | 2015-08-26 | 十堰天策专用汽车技术开发有限公司 | The conjuncted vehicle frame of heavy-duty tipper major-minor |
-
2015
- 2015-03-24 CN CN201510129693.9A patent/CN104742971A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4071277A (en) * | 1976-03-11 | 1978-01-31 | Caterpillar Tractor Co. | Forward dumping truck construction |
| US4149751A (en) * | 1977-02-23 | 1979-04-17 | Societe Anonyme Secmafer | Dump truck |
| CN101786469A (en) * | 2010-03-17 | 2010-07-28 | 云南力帆骏马车辆有限公司 | Dump truck auxiliary frame and connecting structure thereof |
| CN201849370U (en) * | 2010-09-07 | 2011-06-01 | 宝鸡华山工程车辆有限责任公司 | Novel rearward tilting device of self-dumping truck |
| CN202716933U (en) * | 2012-07-18 | 2013-02-06 | 芜湖中集瑞江汽车有限公司 | Dump truck soleplate socketing structure |
| CN202966055U (en) * | 2012-08-13 | 2013-06-05 | 江苏卡威专用汽车制造有限公司 | Novel integral backward turnover device of dumper |
| CN204587021U (en) * | 2015-03-24 | 2015-08-26 | 十堰天策专用汽车技术开发有限公司 | The conjuncted vehicle frame of heavy-duty tipper major-minor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494520A (en) * | 2016-10-26 | 2017-03-15 | 泰安航天特种车有限公司 | A kind of Major off road vehicle |
| WO2019085799A1 (en) * | 2017-11-06 | 2019-05-09 | 徐州海伦哲专用车辆股份有限公司 | Double layer subframe structure of aerial work platform |
| CN114248844A (en) * | 2020-09-21 | 2022-03-29 | 清华大学 | Vehicle frame assembly for vehicle-mounted security inspection system |
| US11648989B2 (en) | 2021-02-19 | 2023-05-16 | Bendix Commercial Vehicle Systems Llc | Heavy-duty vehicle frame rail clamp on mounting bracket, and method of installing the same |
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Application publication date: 20150701 |