CN203920902U - Carriage of mining self-unloading vehicle - Google Patents
Carriage of mining self-unloading vehicle Download PDFInfo
- Publication number
- CN203920902U CN203920902U CN201420149591.4U CN201420149591U CN203920902U CN 203920902 U CN203920902 U CN 203920902U CN 201420149591 U CN201420149591 U CN 201420149591U CN 203920902 U CN203920902 U CN 203920902U
- Authority
- CN
- China
- Prior art keywords
- bottom girder
- longerons
- carriage
- longeron
- unloading vehicle
- 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.)
- Expired - Fee Related
Links
- 238000005065 mining Methods 0.000 title claims abstract description 32
- 239000012141 concentrate Substances 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 4
- 238000005336 cracking Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 9
- 238000003466 welding Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Abstract
The utility model provides a kind of carriage of mining self-unloading vehicle, comprises two longerons, and two longerons are not parallel to each other and are symmetrical about longitudinal axis of symmetry; The head end of two longerons is fixedly connected with by front beam, is provided with afterbody torsion cylinder between the tail end of two longerons, between front beam and afterbody torsion cylinder also across being provided with a gantry beam; Gantry beam comprises bottom girder, and on bottom girder, button is provided with a back timber, and back timber comprises two supporting legs and linkage section, and two supporting legs are supported in respectively on bottom girder end face, and back timber and bottom girder surround a through hole; On the end face of bottom girder and two supporting leg inner sides, be formed with respectively two lug bosses, two lug bosses form mounting groove respectively with between corresponding supporting leg, two longerons are respectively through two mounting grooves, and longeron surface is welded and fixed with lug boss and supporting leg respectively.This carriage of mining self-unloading vehicle can avoid stress to concentrate and weld cracking, thereby has significantly improved the mechanical properties such as vehicle frame bending resistance, torsional strength and rigidity; And easy to assembly.
Description
Technical field
The utility model relates to heavy-duty machinery manufacturing technology, relates in particular to a kind of carriage of mining self-unloading vehicle.
Background technology
Quarry tipper is a kind of ground, large-scale non-highway transport vehicle such as surface mine, hydroelectric project, civil engineering of mainly operating in.Due to it, always great, work under bad environment, stream time are long, to car load, concentrate intensity and the reliability of force part to have harsh requirement; And carriage of mining self-unloading vehicle is as the bearing substrate of quarry tipper, should connect each parts of dumping car, carry again the capacity weight from container, once destroying appears in these parts in car load operational process, will cause major accident.
Fig. 1 is quarry tipper part-structure schematic diagram in prior art; As shown in Figure 1, the vehicle frame of quarry tipper is comprised of a pair of longeron 10 and some crossbeams of being vertically fixedly connected between two longerons, between two longerons 10, form the angle that is less than 5 °, to form the vehicle frame shape that front end is wide, rear end is narrow, thereby meet, follow-up front end is installed driving engine, the installation requirements between two wheels are inserted in rear end.A crossbeam that is positioned at vehicle frame middle part is gantry beam 11, and top is used for supporting driver's cab.In prior art, for convenient, process and packaging technology, the general gantry beam 11 of integral type and the longeron 10 of sectional type of adopting, directly process loop-like gantry beam 11, and then be welded and fixed respectively minute longeron 101 in the front side of gantry beam 11 and the ad-hoc location of rear side, with two minutes longerons 101 that guarantee to be welded on gantry beam 11, form a longeron 10, and guarantee that two longeron 10 bearing of trends can reach required angle requirement.
But, in prior art, this split type longeron causes all having section weld seam 102 in the both sides, front and back of gantry beam, be easy to produce stress at longeron section weld seam 102 places and concentrate, even can cause weld cracking, thereby cause the whole mechanical property of vehicle frame obviously to decline.
Utility model content
For above-mentioned defect of the prior art, the utility model provides a kind of carriage of mining self-unloading vehicle, to improve whole mechanical property, and facilitates the assembling between gantry beam and longeron.
The utility model provides a kind of carriage of mining self-unloading vehicle, comprises two longerons, and two described longerons are not parallel to each other and are symmetrical about longitudinal axis of symmetry; The head end of two described longerons is fixedly connected with by front beam, is provided with afterbody torsion cylinder between the tail end of two described longerons, between two described longerons and between described front beam and afterbody torsion cylinder also across being provided with a gantry beam; Described gantry beam comprises bottom girder, on described bottom girder, button is provided with a back timber, described back timber comprises two supporting legs and is connected to two linkage sections between described supporting leg top, and two described supporting legs are supported in respectively on described bottom girder end face, and described back timber and bottom girder surround a through hole; On the end face of described bottom girder and two described supporting leg inner sides, be formed with respectively two lug bosses, two described lug bosses form mounting groove respectively with between corresponding supporting leg, two described longerons are respectively through two described mounting grooves, and described longeron surface is welded and fixed with described lug boss and described supporting leg respectively.
Carriage of mining self-unloading vehicle as above, preferably, torsion cylinder between described gantry beam and described afterbody torsion cylinder and in the middle part of being also fixedly installed between two described longerons.
Carriage of mining self-unloading vehicle as above, preferably, the cross sectional dimensions of the longeron of described middle part torsion cylinder correspondence position is greater than other position of longeron.
Carriage of mining self-unloading vehicle as above, preferably, described supporting leg, perpendicular to described linkage section, be fixedly installed the top locations protruding towards described bottom girder, and described top locations is supported on described bottom girder end face on described linkage section.
Carriage of mining self-unloading vehicle as above, preferably, the angle between two described longerons is 2～3 °.
Carriage of mining self-unloading vehicle as above, preferably, described bottom girder has plane end face and bottom surface, on described bottom girder and between two described lug bosses, is formed with arc groove.
Carriage of mining self-unloading vehicle as above, preferably, the outside of described back timber is also fixedly installed and is useful on the first bearing that connects pneumatic cylinder.
Carriage of mining self-unloading vehicle as above, preferably, the two ends of described bottom girder are also fixedly installed respectively and are useful on the second bearing that connects transversal swinging arm.
The carriage of mining self-unloading vehicle that the utility model provides, by the split-type structural of gantry beam being arranged to consist of back timber and bottom girder, after can in fact the bottom girder of longeron and gantry beam being assembled together, then is secured together back timber, bottom girder and longeron; Not only can meet longeron and form specific angle by preset requirement, and without welding half longeron to form the longeron of a Len req in both sides, gantry beam front and back respectively again as prior art, avoid occurring weld seam in longeron section direction, thereby effectively avoided stress to concentrate and weld cracking, thereby significantly improved the mechanical properties such as vehicle frame bending resistance, torsional strength and rigidity; In addition, the assembly process of gantry beam is also further simplified, and contributes to improve efficiency of assembling, saves vehicle frame manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of gantry beam of the prior art;
Fig. 2 is the block diagram of the utility model carriage of mining self-unloading vehicle embodiment;
Fig. 3 is the structural representation of gantry beam in Fig. 2;
Fig. 4 is the structural representation of bottom girder in Fig. 3;
Fig. 5 is the structural representation of back timber in Fig. 3.
The specific embodiment
Carriage of mining self-unloading vehicle integral body is microscler, and its length direction is " longitudinally ", in horizontal surface perpendicular to this longitudinally direction be " laterally ", in vertical plane surface vertical and this longitudinally direction be " vertical ".
Fig. 2 is the block diagram of the utility model carriage of mining self-unloading vehicle embodiment; Fig. 3 is the structural representation of gantry beam in Fig. 2; Fig. 4 is the structural representation of bottom girder in Fig. 3; Fig. 5 is the structural representation of back timber in Fig. 3; Please refer to Fig. 2-5, the present embodiment provides a kind of carriage of mining self-unloading vehicle, comprises that 21, two longerons 21 of two longerons are not parallel to each other and symmetrical about longitudinal axis of symmetry; The head end of two longerons 21 is fixedly connected with by front beam 22, is provided with afterbody torsion cylinder 23 between the tail end of two longerons 21, between two longerons 21 and between front beam 22 and afterbody torsion cylinder 23 also across being provided with a gantry beam 3; Gantry beam 3 comprises bottom girder 31, on bottom girder 31, button is provided with a back timber 32, back timber 32 comprises two supporting legs 321 and is connected to 322, two supporting legs 321 of two linkage sections between supporting leg 321 and be supported in respectively on bottom girder 31 end faces 310, and back timber 32 and bottom girder 31 surround a through hole 30; On the end face of bottom girder 31 and two supporting leg 321 inner sides, be formed with respectively two lug bosses 33, two lug bosses 33 form mounting groove respectively with between corresponding supporting leg 321, two longerons 21 are respectively through two mounting grooves, and longeron 21 surfaces are welded and fixed with lug boss 33 and supporting leg 321 respectively.
Particularly, described " vertical central axis " is a supposition straight line extending longitudinally, two longerons 21 are symmetrical arranged about this longitudinal axis of symmetry, and the bearing of trend of two longerons 21 is not parallel, but form an acute angle, the head end (be front beam 22 at one end) that makes longeron 21 is greater than tail end (afterbody torsion cylinder 23 at one end) along horizontal width, take at head end is the reserved necessary installing space of driving engine, also do not affect the installation of the single wheel of head end, narrower vehicle frame tail end can extend between two row's wheels simultaneously; Meet the quarry tipper matching requirements of the single wheel of vehicle frame front end, rear end two row's wheels, engine behind front wheel.Preferably, the angle of two longeron 21 formation can be 2～3 °.In addition, longeron 21 in the present embodiment adopts one-part form structure, be that longeron 21 is whole one-part form on bearing of trend, do not exist and can block the seam that longeron 21 extends, for example, the hollow tube-shape structure that longeron 21 can surround for four side plates, the length of each side plate is the length of longeron 21, and can be welded and fixed between each side plate, weld seam extends in the same way with longeron 21, longeron 21 can't be divided into length and be less than segmentation longeron entire length, a plurality of.
Certainly, longeron 21 also can adopt integral type without the structure of any seam, such as adopting the disposable machine-shapings of technique such as casting.
Wherein, gantry beam 3 can be across two longerons 21, and the back timber 32 being arranged by split and bottom girder 31 form, it is microscler that bottom girder 31 can be, and can there is the end face of level, back timber 32 can comprise two all vertical extension supporting leg 321 and be formed at two linkage sections 322 between supporting leg 321 tops, to surround " door " font or arch; Two adjustable brace stretching out 32 can be supported on respectively the end face two ends of bottom girder 31, makes back timber 32 and bottom girder 32 jointly surround a closed circular, and the hollow space of this closed circular is through hole 30.
On the end face of bottom girder 31, the supporting leg 321 difference epireliefs of opposite ends form lug boss 33, are formed with arc groove 315 on bottom girder 31 and between two lug bosses 33; Certainly, lug boss 33 can be fixed on bottom girder 31 end faces for individual components and by modes such as welding, and two lug bosses 33 form mounting groove with the supporting leg 321 of corresponding one end respectively; Between the height of lug boss 33 (being that lug boss 33 is higher than the distance of bottom girder 31 end faces) and lug boss 33 and corresponding supporting leg 321, forming mounting groove all can determine according to the size of longeron, for example, lug boss 33 can equal longeron along horizontal width apart from the distance of supporting leg 321 in its outside, the height of lug boss 33 can be less than or equal to longeron 2 along vertical height; And the distance between two lug bosses 33 can determine according to the distance between gantry beam 3 positions places, two longerons 21, with guarantee two longerons can be respectively through lug boss 33 mounting groove with corresponding supporting leg 321 formation.
In the present embodiment, the back timber 32 and the bottom girder 31 that have adopted split to arrange due to gantry beam, in Frame Assembling process, can first bottom girder 31 be lifted into easily to longeron 2 places, and the vertical bottom girder 31 of longeron 2 is penetrated in two mounting grooves of two lug bosses 33 and 321 formation of two end supports leg, because lug boss 33 and supporting leg 321 only carry out spacingly to the both sides of longeron 2, longeron 2 can enter into this mounting groove by top, greatly facilitates operation; After the relative position centering of bottom girder 31 and longeron 2, can again back timber 32 be lifted into bottom girder 31 tops, and back timber 32 is only supported on bottom girder 31 end faces, then, again the surface of longeron 2 is welded and fixed with the supporting leg of the end face of bottom girder 31, the lug boss 33 of bottom girder 31 and back timber 32 respectively, thereby completes being relatively fixedly connected with between back timber 32, bottom girder 31 and longeron 2.
The carriage of mining self-unloading vehicle that the present embodiment provides, by the split-type structural of gantry beam being arranged to consist of back timber and bottom girder, after can in fact the bottom girder of longeron and gantry beam being assembled together, then is secured together back timber, bottom girder and longeron; Not only can meet longeron and form specific angle by preset requirement, and without welding half longeron to form the longeron of a Len req in both sides, gantry beam front and back respectively again as prior art, avoid occurring weld seam in longeron section direction, thereby effectively avoided stress to concentrate and weld cracking, thereby significantly improved the mechanical properties such as vehicle frame bending resistance, torsional strength and rigidity; In addition, the assembly process of gantry beam is also further simplified, and contributes to improve efficiency of assembling, saves vehicle frame manufacturing cost.
Further, between gantry beam 3 and afterbody torsion cylinder 23 and between two longerons 21, be also fixedly installed middle part torsion cylinder 24; Middle part torsion cylinder 24 extends transversely, and its two ends are also provided with load lifting cylinder bearing 240, and load lifting cylinder is arranged on middle part torsion cylinder 24 sides, two ends are arranged in respectively on load lifting cylinder bearing 240.And, the cross sectional dimensions of the longeron 21 of middle part torsion cylinder 24 correspondence positions is greater than longeron 21 other positions, for example, the cross sectional dimensions of longeron 21 can be increased to middle part torsion cylinder 24 positions gradually by head end (front beam 22 at one end), and then caudad (afterbody torsion cylinder institute at one end) reduces gradually; By changing sectional dimension, the stress in longeron 21 each cross sections is reached unanimity, thereby be more suitable for the bearing behavior that carriage of mining self-unloading vehicle head end, tail end load are less than middle part torsion cylinder 24, optimize the force-bearing situation of whole vehicle frame, improve mechanical property; Also can effectively reduce material, cost-saving, save space.
Further, on linkage section 322, be fixedly installed the top locations 313 protruding towards bottom girder 31, and top locations 313 matches to the distance between bottom girder 31 end faces and the height of longeron 2; That is to say, top locations 313 can equal the height of longeron 2 to the distance of supporting leg 321 ends, thereby make when back timber 32 supports to bottom girder 31 end face two ends, distance between the end face 310 of top locations 313 and bottom girder 31 equals the height of longeron 2, to compress longeron 21 by this top locations 313 on vertical, and increase back timber 32 and connect with the contact surface of longeron 21; And then, when follow-up welding, the bottom surface of longeron 2 can and end face 310 weld togethers of bottom girder 31 between lug boss 33 and supporting leg 321, the both sides of longeron 2 can be respectively with together with the surface soldered of lug boss 33 and supporting leg 321, together with the top of longeron 2 can be welded and fixed with top locations 313, realize more reliable, firm being fixedly connected with between longeron 2 and gantry beam.
Preferably, longeron 21 can adopt Hi-Stren steel processing, and middle part torsion cylinder 24 and afterbody torsion cylinder 23 can adopt cast steel.Back timber 32 can be steel structure group welding piece, and linkage section 322 can extend along straight line, and linkage section 322 bearing of trends are perpendicular to supporting leg 321; Linkage section 322 tops also can fixedly be coated with upper cover plate 34; Similarly, bottom girder 31 can be also steel structure group welding piece, and bottom girder 31 has plane end face and bottom surface, and the bottom surface of bottom girder 32 is fixedly coated with lower cover, to improve loading strength.And flat upper cover plate 34 and lower cover processing are more convenient, and cost is lower.
In addition, the outside of back timber 32 also can be fixedly installed and be useful on the first bearing 41 that connects pneumatic cylinder; The two ends of bottom girder 31 are also fixedly installed respectively and are useful on the second bearing 42 that connects transversal swinging arm.Particularly, on the first bearing 41, can offer connecting through hole, pneumatic cylinder can pass by connecting pin the pin joint of this connecting through hole realization and the first bearing 41; Similarly, the second bearing 42 also can be established connecting through hole, for swing arm by connecting pin and the second bearing 42 pin joints.And, the foundry goods that the first bearing, the second bearing, afterbody torsion cylinder 23 bearings and load lifting cylinder bearing 240 etc. can be made for foundry technique, the bending resistance, the torsional strength that to alleviate the position of these stressed harshnesses, are born, reliability and the service life of further improving vehicle frame.
The utility model another embodiment provide a kind of carriage of mining self-unloading vehicle, please refer to Fig. 6, comprise: the as above quarry tipper gantry beam described in arbitrary embodiment, at least two longerons that extend longitudinally 2, and some crossbeams, wherein, longeron 2 can be horizontally disposed with, and gantry beam can be perpendicular to longeron 2 and along horizontally set; Two longerons 2 are respectively through the lug boss 33 of this quarry tipper gantry beam and the mounting groove between supporting leg 321, and longeron 2 surfaces are welded and fixed with lug boss 33 and supporting leg 321 respectively; Wherein, the concrete structure of quarry tipper gantry beam and function and previous embodiment are similar, repeat no more herein.
Carriage of mining self-unloading vehicle in the present embodiment, its gantry beam adopts the split-type structural of back timber and bottom girder, can realize first lift bottom girder, easily longeron and bottom girder are assembled together after, lift again back timber, easily back timber, bottom girder and longeron be assembled into together, greatly facilitate assembly process, can effectively guarantee to be welded and fixed the Joint strenght between rear back timber and gantry beam simultaneously; And the fabrication properties of back timber, bottom girder is better, and can relax the requirement to gantry beam working accuracy, be conducive to save the tooling cost of gantry beam.
Finally it should be noted that: each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit above; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a carriage of mining self-unloading vehicle, is characterized in that, comprises two longerons, and two described longerons are not parallel to each other and are symmetrical about longitudinal axis of symmetry; The head end of two described longerons is fixedly connected with by front beam, is provided with afterbody torsion cylinder between the tail end of two described longerons, between two described longerons and between described front beam and afterbody torsion cylinder also across being provided with a gantry beam; Described gantry beam comprises bottom girder, on described bottom girder, button is provided with a back timber, described back timber comprises two supporting legs and is connected to two linkage sections between described supporting leg top, and two described supporting legs are supported in respectively on described bottom girder end face, and described back timber and bottom girder surround a through hole; On the end face of described bottom girder and two described supporting leg inner sides, be formed with respectively two lug bosses, two described lug bosses form mounting groove respectively with between corresponding supporting leg, two described longerons are respectively through two described mounting grooves, and described longeron surface is welded and fixed with described lug boss and described supporting leg respectively.
2. carriage of mining self-unloading vehicle according to claim 1, is characterized in that, torsion cylinder between described gantry beam and described afterbody torsion cylinder and in the middle part of being also fixedly installed between two described longerons.
3. carriage of mining self-unloading vehicle according to claim 2, is characterized in that, the cross sectional dimensions of the longeron of described middle part torsion cylinder correspondence position is greater than other position of longeron.
4. according to the carriage of mining self-unloading vehicle described in claim 1 or 2 or 3, it is characterized in that, described supporting leg, perpendicular to described linkage section, be fixedly installed the top locations protruding towards described bottom girder, and described top locations is supported on described bottom girder end face on described linkage section.
5. carriage of mining self-unloading vehicle according to claim 4, is characterized in that, the angle between two described longerons is 2～3 °.
6. carriage of mining self-unloading vehicle according to claim 4, is characterized in that, described bottom girder has plane end face and bottom surface, on described bottom girder and between two described lug bosses, is formed with arc groove.
7. carriage of mining self-unloading vehicle according to claim 4, is characterized in that, the outside of described back timber is also fixedly installed and is useful on the first bearing that connects pneumatic cylinder.
8. carriage of mining self-unloading vehicle according to claim 7, is characterized in that, the two ends of described bottom girder are also fixedly installed respectively and are useful on the second bearing that connects transversal swinging arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420149591.4U CN203920902U (en) | 2014-03-28 | 2014-03-28 | Carriage of mining self-unloading vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420149591.4U CN203920902U (en) | 2014-03-28 | 2014-03-28 | Carriage of mining self-unloading vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203920902U true CN203920902U (en) | 2014-11-05 |
Family
ID=51816762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420149591.4U Expired - Fee Related CN203920902U (en) | 2014-03-28 | 2014-03-28 | Carriage of mining self-unloading vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203920902U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309689A (en) * | 2014-03-28 | 2015-01-28 | 北京二七轨道交通装备有限责任公司 | Mining dump vehicle frame |
| CN109606471A (en) * | 2018-12-26 | 2019-04-12 | 中国重汽集团济南动力有限公司 | A frame type vehicle outrigger beam assembly |
| CN111619424A (en) * | 2020-06-30 | 2020-09-04 | 三一重型装备有限公司 | Support, lifting cylinder assembly and vehicle |
| CN112249161A (en) * | 2020-11-17 | 2021-01-22 | 内蒙古北方重型汽车股份有限公司 | Cast steel reinforced frame of mining dump truck and use method thereof |
| US12491942B1 (en) | 2024-06-07 | 2025-12-09 | Caterpillar Inc. | Frame casting assembly for work machine frame |
-
2014
- 2014-03-28 CN CN201420149591.4U patent/CN203920902U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309689A (en) * | 2014-03-28 | 2015-01-28 | 北京二七轨道交通装备有限责任公司 | Mining dump vehicle frame |
| CN109606471A (en) * | 2018-12-26 | 2019-04-12 | 中国重汽集团济南动力有限公司 | A frame type vehicle outrigger beam assembly |
| CN109606471B (en) * | 2018-12-26 | 2023-08-25 | 中国重汽集团济南动力有限公司 | Outrigger beam assembly for a frame type vehicle |
| CN111619424A (en) * | 2020-06-30 | 2020-09-04 | 三一重型装备有限公司 | Support, lifting cylinder assembly and vehicle |
| CN112249161A (en) * | 2020-11-17 | 2021-01-22 | 内蒙古北方重型汽车股份有限公司 | Cast steel reinforced frame of mining dump truck and use method thereof |
| CN112249161B (en) * | 2020-11-17 | 2024-03-29 | 内蒙古北方重型汽车股份有限公司 | Cast steel reinforced frame of mining dump truck and using method thereof |
| US12491942B1 (en) | 2024-06-07 | 2025-12-09 | Caterpillar Inc. | Frame casting assembly for work machine frame |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104309689A (en) | Mining dump vehicle frame | |
| CN203920902U (en) | Carriage of mining self-unloading vehicle | |
| CN101786469B (en) | Dump truck auxiliary frame and connecting structure thereof | |
| CN106005010A (en) | Mining dump truck frame with load level of 300 tons | |
| CN106827995A (en) | The frame cross assembly that a kind of V-type track bar bracket is constituted | |
| CN202225913U (en) | Frame assembly of mining truck | |
| CN103290867A (en) | Large-tonnage wood clamping machine | |
| CN204750295U (en) | Prevent spouting and repair special transport vechicle subframe of well equipment | |
| CN201626480U (en) | Self-detaching type automobile auxiliary frame and connecting structure thereof | |
| CN203601377U (en) | Gantry beam of mining dump truck and frame of mining dump truck | |
| CN206598686U (en) | The frame cross assembly that a kind of V-type track bar bracket is constituted | |
| CN109131407B (en) | Concave underframe and multi-type combined transport vehicle | |
| CN204095893U (en) | Dumping car subframe and there is its chassis assembly | |
| CN203410514U (en) | Frame structure and mining dump vehicle | |
| CN202294964U (en) | Frame for off-road dump truck | |
| CN204432778U (en) | The two longeron vehicle frame of a kind of mining dump truck with electric wheels | |
| CN216231545U (en) | Front axle structure of mining dump truck | |
| CN212353748U (en) | Lifting seat of mining dump truck | |
| CN203188262U (en) | Large-tonnage log clamping truck | |
| CN103523085B (en) | Quarry tipper gantry beam and carriage of mining self-unloading vehicle | |
| CN201597639U (en) | Ring beam structure of mining self-unloading wagon | |
| CN202279023U (en) | Rear plate assembly for mining dump truck box | |
| CN102815249B (en) | Container for mining dumper | |
| CN223150215U (en) | Pallet fork frame structure of pallet stacking vehicle | |
| CN201834020U (en) | Torsion resistant cross beam structure for lower frame of dump truck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20190328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |