CN109131006B - Cargo compartment tailgate turning device - Google Patents
Cargo compartment tailgate turning device Download PDFInfo
- Publication number
- CN109131006B CN109131006B CN201810865368.2A CN201810865368A CN109131006B CN 109131006 B CN109131006 B CN 109131006B CN 201810865368 A CN201810865368 A CN 201810865368A CN 109131006 B CN109131006 B CN 109131006B
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- China
- Prior art keywords
- shaft seat
- hole
- support
- pressing plate
- rotating shaft
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- 238000003825 pressing Methods 0.000 claims abstract description 42
- 230000003287 optical effect Effects 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 7
- 230000007306 turnover Effects 0.000 description 9
- 238000003466 welding Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
- B60P1/26—Means for controlling movement of tailboards or sideboards
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to a cargo compartment rear baffle turning device which comprises a rotary support fixedly connected with a cargo compartment rear baffle-hip plate and a cargo compartment support fixedly connected with a cargo compartment side plate, wherein the rotary support is connected with the cargo compartment support through a connecting device, the connecting device comprises a joint bearing, a rotary shaft seat and a pressing plate, the rotary support is provided with a first through hole, the joint bearing is arranged in the first through hole, one side of the rotary shaft seat is fixedly connected with the cargo compartment support, the other side of the rotary shaft seat is provided with an optical axis for connecting with the pressing plate, and the optical axis passes through the joint bearing to be connected with the pressing plate. The angle change can be realized to adapt to the inclined angle of the rear baffle assembly and the arm plate caused by the change of the pulling force direction of the zipper in the lifting process of the cargo compartment, the deformation of the arm plate is reduced, the problem of jamming is avoided, the opening of the rear end face of the rear baffle and the opening of the rear end face of the cargo compartment in the unloading process are ensured to be rapidly increased, and the unloading speed of the dump truck is improved.
Description
Technical Field
The invention relates to a cargo compartment rear baffle plate turnover device, and belongs to the field of dumper design.
Background
When the cargo box of the backward tilting type dumper is lifted, the cargo box rotates around a pin shaft in the turnover device, and the opening degree of the rear end face of the rear baffle assembly and the rear end face of the cargo box is increased along with the increase of the lifting angle of the cargo box, so that materials are gushed out from the opened rear baffle assembly of the cargo box. The smoother the tailgate assembly opens, the faster the discharge speed, and the better the stability and safety when tilted. The interference phenomenon of the side plates of the cargo box and the rear baffle plate assembly-arm plate often occurs in the lifting process of the conventional cargo box, so that the problem of clamping stagnation is caused, and the stability and the safety are poor; and the traditional cargo compartment rear baffle turnover device has the advantages of complex structure, poor manufacturability, higher cost and difficult disassembly and assembly. The invention aims to provide a cargo compartment rear baffle plate turnover device which has the characteristics of simple structure, good manufacturability, convenience in disassembly and assembly, flexibility in turnover and the like.
Disclosure of Invention
In order to solve the problems of complex structure and easy clamping stagnation of a cargo compartment rear baffle plate overturning device, the invention provides a cargo compartment rear baffle plate overturning device, which adopts a joint bearing with a rotating angle to connect a cargo compartment rear baffle plate, a hip plate and a cargo compartment through an assembly part, and can realize angle change so as to adapt to the inclination of a rear baffle plate assembly-arm plate angle caused by the change of the pulling force direction of a zipper in the lifting process of the cargo compartment, reduce the deformation of the arm plate, avoid the problem of clamping stagnation, ensure that the opening degree of the rear baffle plate and the rear end surface of the cargo compartment in the unloading process is rapidly increased, improve the unloading speed of a dump truck, and be beneficial to the stability and safety in the dumping process; meanwhile, the dumping is smooth, so that the impact of the material in the cargo box on the rear baffle plate can be relieved, and the rear baffle plate is prevented from being deformed due to larger impact.
The technical scheme adopted by the invention is as follows: the utility model provides a goods railway carriage or compartment backplate turning device, includes the goods railway carriage or compartment support of fixed connection goods railway carriage or compartment backplate-buttock board and the goods railway carriage or compartment support of fixed connection goods railway carriage or compartment curb plate, the swivel support with the goods railway carriage or compartment support passes through connecting device and connects, connecting device includes joint bearing, swivel shaft seat and clamp plate, the first through-hole is established to the swivel support, joint bearing install in the first through-hole, swivel shaft seat one side fixed connection goods railway carriage or compartment support, the opposite side is equipped with the optical axis that is used for connecting the clamp plate, the optical axis passes joint bearing connects the clamp plate.
Further, the cargo box support is assembled and connected with the rotating shaft seat.
Further, a limiting device is arranged between the cargo box support and the rotating shaft seat, the limiting device comprises a protruding block and a groove, the protruding block is arranged on the cargo box support or the rotating shaft seat, and the groove is arranged on the opposite side.
Further, the lug is arranged on the rotating shaft seat, the groove is arranged on the cargo box support, the groove is arranged at the end part of the cargo box support, the groove is recessed in the z direction, the lug is embedded in the groove, and the cargo box support and the rotating shaft seat are arranged in parallel in the X direction.
Further, the cargo box support and the rotating shaft seat are fixedly connected with each other through mounting screws.
Further, the rotating shaft seat is fixedly connected with the pressing plate through a fastening bolt.
Further, the optical axis of the rotating shaft seat faces one end of the pressing plate, a concave table extending along the axial direction of the optical axis is arranged at the bottom of the concave table, the threaded hole is consistent with the axial direction of the optical axis, a boss is arranged on one side of the pressing plate, facing the rotating shaft seat, of the pressing plate, and after the boss is embedded into the first groove, the fastening bolt penetrates through the pressing plate to be connected with the threaded hole.
Further, the pressing plate is provided with a through shaft hole, the shaft hole is axially consistent with the boss, the shaft hole comprises a second through hole and a third through hole, the aperture of the second through hole is smaller than that of the third through hole, the aperture of the second through hole is equivalent to that of the threaded hole, the screw rod part of the fastening bolt penetrates through the second through hole to be connected with the threaded hole, and the head part of the fastening bolt is arranged in the third through hole.
Further, the plates of the rotary support, the pressing plate and the rotary shaft seat are Q890E.
Further, the rotating support is connected with the arm plate in a welding mode.
The beneficial effects of the invention include: 1. the swivel bearing is a joint bearing, so that the angle change can be realized, the angle inclination of the rear baffle assembly-arm plate caused by the change of the pulling force direction of the zipper in the lifting process of the cargo compartment is adapted, the deformation of the arm plate is reduced, and the problem of clamping stagnation is avoided.
2. The goods railway carriage or compartment support is for one end has stop device, and this stop device includes lug and recess, not only plays the effect of guaranteeing goods railway carriage or compartment support and rotary shaft seat one-time butt joint in place, cooperation bolt fastening goods railway carriage or compartment support and rotation axis moreover.
3. The groove opening in the limiting device is in the Z direction and is perpendicular to the plate surface directions of the cargo box support and the rotating shaft seat, the rotating shaft seat can be guaranteed to slide in a translational mode along the cargo box support so that the protruding blocks are embedded into the grooves gradually, and the mode is convenient for mounting and dismounting the cargo box support and the rotating shaft seat.
4. One end of the optical axis part of the rotating shaft seat is of a concave table structure, the pressing plate is of a convex table structure, and when the pressing plate is installed, the convex table of the pressing plate is embedded into the concave table of the rotating shaft seat, so that the structural stability of the connecting part of the pressing plate and the concave table is enhanced.
5. The rotary support is connected with the rear baffle assembly-arm plate in a welding mode, and the rotary support and the rear baffle assembly-arm plate are not integrally cut and formed by the same steel plate, so that the advantages are that: 1. the material utilization rate is high; 2. the rotary support 1 is connected in a field welding mode, so that the positioning size between the turnover device and the rear edge of the cargo box is well ensured, and the assembly efficiency and the turnover flexibility are improved.
6. The swivel mount is welded to the tailgate assembly-arm in a three-sided fillet weld and a back fillet weld.
7. The mounting plates of the rotary support, the pressing plate and the rotary shaft seat are Q890E, so that the thickness of the plate is reduced, the light weight is realized, and the strength and the rigidity are improved; the E plate is used, so that the rotating device has better low-temperature impact resistance.
Drawings
FIG. 1 is a schematic illustration of the position of a cargo bed tailgate inverter according to the invention;
FIG. 2 is a schematic diagram of an exploded construction of a cargo bed tailgate inverter according to the invention;
FIG. 3 is an enlarged view of the disassembled portion of FIG. 2;
FIG. 4 is a schematic diagram of the positions of the rotating shaft seat and the pressing plate;
FIG. 5 is a cross-sectional view of a rotating shaft seat and a platen;
FIG. 6 is a cross-sectional view of a rotating shaft seat;
FIG. 7 is a cross-sectional view of a platen;
FIG. 8 is a view of the weld location of the swivel mount to the cargo box tailgate assembly-arm;
1. the rotary support is 101, the first through hole and the fastening bolt are 2; 3. a gasket; 4. the pressing plate, 401, the second through hole, 402, the third through hole and 5 clamp springs; 6. a knuckle bearing; 7. the device comprises a rotating shaft seat, 701, an optical axis, 702, a concave table, 703, a threaded hole, 704, a bump and 8 gaskets; 9. screws 10, cargo box tailgate-hip panel 11, side panels 12, cargo box brackets 121, grooves 13, three-sided fillet welds, 14 back fillet welds.
Detailed Description
The invention will be explained in further detail below with reference to the drawings and the embodiments, but it should be understood that the scope of protection of the invention is not limited by the embodiments.
As shown in fig. 1, the turning device of the present invention is a device for connecting a cargo box tailgate and a side panel 11 so that turning between them can be smoothly performed.
As shown in fig. 2 and 3, the turning device comprises a rotary support 1 fixedly connected with a cargo compartment back plate-hip plate 10 and a cargo compartment support 12 fixedly connected with a cargo compartment side plate 11, the rotary support 1 is connected with the cargo compartment support 12 through a connecting device, the connecting device comprises a joint bearing 6, a rotary shaft seat 7 and a pressing plate 4, the rotary support 1 is provided with a first through hole 101, the joint bearing 6 is arranged in the first through hole 101, one side of the rotary shaft seat 7 is fixedly connected with the cargo compartment support 12, the other side is provided with an optical axis 701 for connecting with the pressing plate 4, and the optical axis 701 penetrates through the joint bearing 6 to be connected with the pressing plate 4. The pressing plate 4 plays a role in preventing the optical axis 701 from being out of pin, and one end of the optical axis 701 is fixed on the other side of the knuckle bearing 6, so that the radial width of the pressing plate 4 needs to be ensured to be larger than the aperture of the knuckle bearing 6. The rotating support 1 is welded to the outer side of the cargo compartment tailgate assembly-arm plate and is a main supporting component of the cargo compartment tailgate rotating device according to the invention. The joint bearing 6 is embedded into the first through hole 101 of the rotary support 1, one end is limited by the inner flange of the rotary support 1, the other end is limited by the clamp spring 5, the problem of clamping stagnation caused by the change of the stress direction of the cargo compartment rear baffle assembly-arm plate in the cargo compartment lifting process can be better solved through the angle variable characteristic of the joint bearing 6, the cargo compartment can be overturned more smoothly, and the operation stability and the operation efficiency can be effectively improved.
In order to facilitate the installation and the disassembly, the cargo box support 12 is assembled and connected with the rotating shaft seat 7 in the following specific connection mode: a limiting device and a fixing device are arranged between the carriage support 12 and the rotating shaft seat 7, the limiting device is used for butting the carriage support 12 and the rotating shaft seat 7 in place at one time, various complicated position adjustments are avoided, the limiting device comprises a convex block 704 and a groove 121, the groove 121 is arranged on the rotating shaft seat 7 if the convex block 704 is arranged on the carriage support 12, the groove 121 is arranged on the carriage support 12 if the convex block 704 is arranged on the rotating shaft seat 7, the convex block 704 is correspondingly embedded in the groove 121, the convex block 704 can be arranged as a wedge-shaped flange for conveniently embedding the convex block 704 into the groove 121, the groove 121 is arranged as a wedge-shaped groove, but the specific form is not limited, specific lug 704 sets up on rotating shaft seat 7, recess 121 sets up on goods railway carriage or compartment support 12, one side that rotating shaft seat 7 connects goods railway carriage or compartment support 12 is dull and stereotyped form, goods railway carriage or compartment support 12 is platy, lug 704 sets up on the edge of rotating shaft seat 7, with the face parallel and level, recess 121 sets up in one side that goods railway carriage or compartment support 12 is towards rotating shaft seat 7, the board of protruding goods railway carriage or compartment support 12, recess 121 opening parallel board, will rotating shaft seat 7 can be with lug 704 embedding recess 121 against goods railway carriage or compartment support 12 translation, also be the same reason when dismantling, convenient dismantlement and installation greatly, still play both effects of fixed connection simultaneously.
In order to fully utilize the fixing effect of the protruding blocks 704 and the grooves 121, the grooves 121 are arranged on the carriage support 12 near the edge end, screw holes are arranged on the other end, the carriage support 12 and the rotating shaft seat 7 are fixedly connected by adopting the screws 9, and the gaskets 8 are arranged at the positions of the screws 9.
The optical axis 701 part of the rotating shaft seat 7 is inserted into the inner hole of the joint bearing 6, the flat plate part is installed on the cargo box support 12 through the wedge-shaped flange, the gasket 8 and the screw 9, the wedge-shaped flange of the rotating shaft seat 7 is embedded into the wedge-shaped groove 121 of the cargo box support 12 to be positioned in the installation process, then the positioning of the threaded hole 703 is carried out, the disassembly and assembly manufacturability is good, and the disassembly and assembly efficiency is effectively improved.
As shown in fig. 4-7, the rotary shaft seat 7 is fixedly connected with the pressing plate 4 through bolts. The optical axis 701 of the rotating shaft seat 7 is provided with a concave table 702 extending along the axial direction of the optical axis 701 towards one end of the pressing plate 4, the bottom of the concave table 702 is provided with a threaded hole 703, the threaded hole 703 is consistent with the axial direction of the optical axis 701, one side of the pressing plate 4 towards the rotating shaft seat 7 is provided with a boss, and after the boss is embedded into the first groove 121, the fastening bolt 2 penetrates through the pressing plate 4 to be connected with the threaded hole 703. The pressing plate 4 is provided with a through shaft hole, the shaft hole is axially consistent with the boss, the shaft hole comprises a second through hole 401 and a third through hole 402, the aperture of the second through hole 401 is smaller than that of the third through hole 402, the aperture of the second through hole 401 is equal to that of the threaded hole 703, the screw portion of the bolt penetrates through the second through hole 401 to be connected with the threaded hole 703, and the head of the bolt is arranged in the third through hole 402.
After the rotating shaft seat 7 is inserted into the inner hole of the joint bearing 6, the other end of the rotating shaft seat 7 is connected with the pressing plate 4 through the gasket 3 and the fastening bolt 2, one end of the optical axis 701 of the rotating shaft seat 7 is of a concave table 702 structure, namely a groove 121 is formed, the pressing plate 4 is of a boss structure, and when the pressing plate 4 is installed, a boss of the pressing plate 4 is embedded into the concave table 702 of the rotating shaft seat 7, so that the matching mode has the advantages that: 1. the boss is matched with the concave table 702, so that the limit can be performed by utilizing the structure better, and the connection reliability is better; 2. the gasket 3 and the fastening bolt 2 are completely embedded in the concave table 702 of the pressing plate 4 after being fastened, so that better protection can be provided for the fastening piece, the bolt is prevented from being damaged by shearing force under extreme working conditions of a vehicle, and reliability and safety are improved.
As shown in fig. 8, the swivel support 1 is welded to the tailgate assembly-arm plate, instead of integrally cutting the same steel plate, which has the advantages that: 1. the material utilization rate is high; 2. the rotary support 1 is connected in a field welding mode, so that the positioning size between the turnover device and the rear edge of the cargo box is well ensured, and the assembly efficiency and the turnover flexibility are improved. The rotary support 1 is welded in a three-face fillet welding 13 and a back-face fillet welding 14 mode, and full circle welding is helpful for improving welding reliability. The mounting plates of the rotary support 1, the pressing plate 4 and the rotary shaft seat 7 are Q890E, so that the thickness of a plate is reduced, the light weight is realized, the strength and the rigidity are improved, and the problem of clamping stagnation caused by deformation of a rotary device can be better prevented; the E plate is used, so that the rotating device has better low-temperature impact resistance.
The above is only a preferred embodiment of the present invention, and the present invention is not limited to the contents of the embodiment. Various changes and modifications within the technical scope of the present invention will be apparent to those skilled in the art, and any changes and modifications are intended to be within the scope of the present invention.
Claims (6)
1. A cargo compartment tailgate turning device, characterized by:
the automatic loading and unloading device comprises a rotary support fixedly connected with a cargo box rear baffle-arm plate and a cargo box support fixedly connected with a cargo box side plate, wherein the rotary support is connected with the cargo box support through a connecting device, the connecting device comprises a joint bearing, a rotary shaft seat and a pressing plate, the rotary support is provided with a first through hole, the joint bearing is arranged in the first through hole, one side of the rotary shaft seat is fixedly connected with the cargo box support, the other side of the rotary shaft seat is provided with an optical axis for connecting the pressing plate, and the optical axis passes through the joint bearing to be connected with the pressing plate;
the rotating shaft seat is fixedly connected with the pressing plate through a fastening bolt; a concave table extending along the axial direction of the optical axis is arranged at one end, facing the pressing plate, of the optical axis of the rotating shaft seat, a threaded hole is formed in the bottom of the concave table, the threaded hole is consistent with the axial direction of the optical axis, a boss is arranged at one side, facing the rotating shaft seat, of the pressing plate, and after the boss is embedded into the concave table, the fastening bolt penetrates through the pressing plate to be connected with the threaded hole;
the pressing plate is provided with a through shaft hole which is axially consistent with the boss, the shaft hole comprises a second through hole and a third through hole, the aperture of the second through hole is smaller than that of the third through hole, the second through hole is equivalent to that of the threaded hole, the screw rod part of the fastening bolt penetrates through the second through hole to be connected with the threaded hole, and the head part of the fastening bolt is arranged in the third through hole; the cargo box support is connected with the rotating shaft seat in an assembling mode.
2. The cargo bed tailgate turning device of claim 1, wherein:
and a limiting device is arranged between the cargo box support and the rotating shaft seat and comprises a protruding block and a groove, wherein the protruding block is arranged on the cargo box support or the rotating shaft seat, and the groove is arranged on the opposite side.
3. The cargo bed tailgate turning device of claim 2 wherein:
the lug is arranged on the rotating shaft seat, the groove is arranged on the cargo compartment support seat, the groove is arranged at the end part of the cargo compartment support seat, the groove is recessed in the z direction, the lug is embedded in the groove, and the cargo compartment support seat and the rotating shaft seat are arranged in parallel in the X direction.
4. The cargo bed tailgate turning device of claim 1, wherein:
the cargo box support and the rotating shaft seat are fixedly connected with each other through mounting screws.
5. The cargo bed tailgate turning device of claim 1, wherein:
and the plates of the rotary support, the pressing plate and the rotary shaft seat are Q890E.
6. The cargo bed tailgate turning device of claim 1, wherein:
the swivel mount is connected to the tailgate-arm plate in a welded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810865368.2A CN109131006B (en) | 2018-08-01 | 2018-08-01 | Cargo compartment tailgate turning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810865368.2A CN109131006B (en) | 2018-08-01 | 2018-08-01 | Cargo compartment tailgate turning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109131006A CN109131006A (en) | 2019-01-04 |
| CN109131006B true CN109131006B (en) | 2024-03-12 |
Family
ID=64798670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810865368.2A Active CN109131006B (en) | 2018-08-01 | 2018-08-01 | Cargo compartment tailgate turning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109131006B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944613B (en) * | 2018-08-17 | 2023-06-13 | 徐州徐工矿业机械有限公司 | Turnover carriage and dump truck |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6010290A (en) * | 1999-01-29 | 2000-01-04 | Dana Corporation | Lock nut washer for a locking nut assembly |
| CN202833568U (en) * | 2012-10-24 | 2013-03-27 | 浙江强力紧固件有限公司 | Steering column locking flat washer |
| JP2015183764A (en) * | 2014-03-24 | 2015-10-22 | ダイハツ工業株式会社 | Idle pulley device for internal combustion engine |
| CN209290247U (en) * | 2018-08-01 | 2019-08-23 | 徐州徐工矿山机械有限公司 | A kind of loading space rear baffle turnover device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6893099B2 (en) * | 2003-10-06 | 2005-05-17 | O'brien George M. | Tailgate |
| US20090041557A1 (en) * | 2007-08-07 | 2009-02-12 | Lin Ching-Jung | Hand-operated Pulling Device Hook Body Retaining Structure |
| US20110025117A1 (en) * | 2009-07-29 | 2011-02-03 | Williams Iii Robert S | Universal Tailgate Assembly |
-
2018
- 2018-08-01 CN CN201810865368.2A patent/CN109131006B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6010290A (en) * | 1999-01-29 | 2000-01-04 | Dana Corporation | Lock nut washer for a locking nut assembly |
| CN202833568U (en) * | 2012-10-24 | 2013-03-27 | 浙江强力紧固件有限公司 | Steering column locking flat washer |
| JP2015183764A (en) * | 2014-03-24 | 2015-10-22 | ダイハツ工業株式会社 | Idle pulley device for internal combustion engine |
| CN209290247U (en) * | 2018-08-01 | 2019-08-23 | 徐州徐工矿山机械有限公司 | A kind of loading space rear baffle turnover device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109131006A (en) | 2019-01-04 |
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