CN104002862A - Bearing rotary towing mechanism for tool class transport vehicle - Google Patents
Bearing rotary towing mechanism for tool class transport vehicle Download PDFInfo
- Publication number
- CN104002862A CN104002862A CN201410193496.9A CN201410193496A CN104002862A CN 104002862 A CN104002862 A CN 104002862A CN 201410193496 A CN201410193496 A CN 201410193496A CN 104002862 A CN104002862 A CN 104002862A
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- wheel
- revolution
- trailer coupling
- joystick
- wheel carrier
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Abstract
The invention provides a bearing rotary towing mechanism for a tool class transport vehicle. The bearing rotary towing mechanism comprises a vehicle body, wheels and a rotary towing mechanism body. Wheel bodies of rotary towing wheels are installed on fork lugs of wheel carriers, installing bases can be fixed to the vehicle body of the transport vehicle and connected with the wheel carriers in a rolling mode. A control lever is a transverse lever, a swing arm is hinged to the middle of the control lever, the other end of the swing arm is hinged to a towing lever, the two ends of the control lever are connected with the rotary towing wheels respectively through steering arms, one end of each steering arm is hinged to the corresponding end of the control lever, and the other end of each steering arm is fixed to the wheel carrier of the corresponding rotary towing wheel.
Description
Technical field
The application relates to aircraft manufacturing technology, the particularly wayside equipment technology of aircraft manufacturing production tooling class, be applied to installation, the transport of Large Aircraft Components, also can be applicable to the carrying revolution trailer coupling of the various frock class transpories trolley of the products such as metallurgy, automobile, boats and ships.
Background technology
In aircraft components is produced, the transition of size zero parts is final step important process, and transport is had to strict safety requirements.It is more that the transition of parts product need to use kind, the tooling devices such as the transport trolley of Various Functions, in particular for the transport trolley of large size, thin walled type aircraft components, not only to there be enough weight capacities, and product requires to load stable in transhipment, car body has the ability of stronger anti-twist distortion.
The extending type gyrostat that the trailer coupling of at present conventional transport trolley uses; car body weight drops on wheel by projecting shaft; wheel shaft need to bear larger moment of flexure, often there will be even phenomenon of rupture of wheel shaft distortion under heavy duty, and steadily transporting with operator's work safety of product existed to hidden danger.Also there is the larger radius of gyration in extending type gyrostat, the path of motion that turning just need to be longer in transportation, and the radius of gyration of gyrostat also can form the resistance arm of force, produces antagonistic force, the direction of wayward transport trolley and stable under heavy condition.If transport trolley under static state starts and turning simultaneously, meeting and ground produce cliding friction, and under the effect of the resistance arm of force, the sliding-frictional resistance that trailer coupling need to overcome is very large, is approximately 40 times of rolling frictional resistance, and operator's labour intensity is very large.For large aircraft parts transport trolley, even only depend on the manpower all cannot complete operation task, and so large resistance not only produce very large wearing and tearing to transport trolley, be also difficult to ensure the steady demand of aircraft components product in movement.
Therefore, provide for the safe transition of aircraft components a kind of easy to operate, use the gyrostat flexible, reliable and stable, bearing capacity is strong and trailer coupling thereof to be just very important.
Summary of the invention
The application's object is to provide a kind of carrying revolution trailer coupling of novel frock class transport trolley.It has retained traditional swing type mechanism advantage capable of free rotation, again conventional confguration is bold in innovation, and the application's revolution trailer coupling is more easy to operate, it is flexible, safe and reliable to use.
A kind of carrying revolution trailer coupling of frock class transport trolley, contain car body, wheel and revolution trailer coupling, it is characterized in that described revolution trailer coupling contains revolution traction wheel, spindle arm and trailer coupling, described revolution traction wheel is made up of wheel body, wheel carrier, mount pad, a circular mounting groove is arranged at the top of described wheel carrier, the bottom of wheel carrier is fork ear structure vertically downward, wheel body is arranged on the fork ear of wheel carrier, mount pad can be fixed with the car body of transport trolley, and mount pad is embedded in by ball in the mounting groove on wheel carrier top and rolls and be connected with wheel carrier; Described trailer coupling is made up of joystick, rocking arm and draw bar, joystick is a horizontal bar, be hinged with rocking arm at joystick middle part; the other end of rocking arm is hinged with draw bar; the two ends at joystick connect a revolution traction wheel by spindle arm respectively; one end of this spindle arm is hinged on the termination of joystick, and the other end of spindle arm is fixed on the wheel carrier of revolution traction wheel.
The application's beneficial effect is: 1) novel rotation trailer coupling, owing to there is no the radius of gyration in the time turning to, can be turned as the center of circle taking a gyrostat in motion process, turns to freely, without longer path of motion; 2) novel rotation trailer coupling acts directly on BOGEY WHEEL heavy duty, avoids bearing unnecessary moment of flexure, makes car body more reliable and more stable; 3) novel rotation trailer coupling is handled very flexible.Workman can easily complete steering operation, the draw operations to transport trolley, greatly reduces workman's labour intensity, has improved work efficiency.4) the application is as a typical structure, the advantage such as it is cheap that it also has maintenance cost, easy for installation, and bearing capacity is large.
Below in conjunction with embodiment accompanying drawing, the application is described in further detail
Brief description of the drawings
Fig. 1 is the structural representation of frock class transport trolley
Fig. 2 is the structural representation of revolution trailer coupling
Fig. 3 is the structural representation of revolution traction wheel
Number description: 1 revolution trailer coupling, 2 car bodies, 3 wheels, 4 locomotive traction rings, 5 handles, 6 draw bars, 7 stop pins, 8 rocking arms, 9 rotating shafts, 10 joysticks, 11 revolution traction wheels, 12, spindle arm, 13 mount pads, 14 balls, 15 wheel carriers, 16 wheel bodys, 17 mounting grooves, 18 fork ears.
Detailed description of the invention
Referring to accompanying drawing, the application's frock class transport trolley, contain car body 2, wheel 3 and revolution trailer coupling 1, embodiment is that a kind of transport trolley (seeing Fig. 1) car body of large aircraft wing wallboard is grown 20 meters, car body is wide 2.5 meters, 1.3 tons of car weights, loading onto gross weight after product is 3.1 tons, large-scale transport like this will be by it by noturn and pull, need in theory 12KN power with Traditional Transportation car, and use the application's transport trolley only to need in theory 0.3KN power, and greatly reduce workman's labour intensity, improve work efficiency.
Revolution trailer coupling 1 in enforcement contains revolution traction wheel 11, spindle arm 12 and trailer coupling, described revolution traction wheel 1 is by wheel body 16, wheel carrier 15 and mount pad 13 form, a circular mounting groove 17 is arranged at the top of described wheel carrier 15, the bottom of wheel carrier is fork ear 18 vertically downward, wheel body 16 is arranged on the fork ear 18 of wheel carrier 15, mount pad 13 can be bolted with the car body of transport trolley 2, mount pad 13 is embedded in by ball 14 in the mounting groove 17 on wheel carrier 15 tops and is connected with wheel carrier rolling, described trailer coupling 11 is by joystick 10, rocking arm 8 and draw bar 6 form, joystick 10 is horizontal bars, be hinged with rocking arm 8 at joystick middle part by rotating shaft 9, the other end of rocking arm 8 is hinged on one end of draw bar 6 by stop pin 7, the other end of draw bar 6 is provided with locomotive traction ring 4 and handle 5, two ends at joystick 10 connect a revolution traction wheel 11 by spindle arm 12 respectively, one end of this spindle arm 12 is hinged on the termination of joystick 10, the other end of spindle arm 12 is fixed on the wheel carrier 15 of revolution traction wheel 11.When use, draw bar passes to joystick by rocking arm by tractive force, then drives wheel body to rotate by spindle arm, wheel carrier, while particularly turning, drive wheel carrier and wheel body to rotate with respect to mount pad original place by the torsion of spindle arm, overcome excessive caused resistance and the drawback of radius of turn.
This trailer coupling has not only strengthened the load-carrying ability of transport trolley but also reduced workman's labour intensity, also realizes the control to the gyrostat anglec of rotation and direction.
The multiple equipment that the field of application of the application's revolution trailer coupling can be extended to beyond Aircraft Tools manufacture is manufactured field, the difference of the required gyrostat setting height(from bottom) of transportation device during according to work, and selected gyrostat diameter can be variant.
Claims (1)
1. the carrying of frock class transport trolley revolution trailer coupling, contain car body, wheel and revolution trailer coupling, it is characterized in that described revolution trailer coupling contains revolution traction wheel, spindle arm and trailer coupling, described revolution traction wheel is made up of wheel body, wheel carrier, mount pad, a circular mounting groove is arranged at the top of described wheel carrier, wheel body is arranged on the fork ear of bottom of wheel carrier, mount pad can be fixed with the car body of transport trolley, and mount pad is embedded in by ball in the mounting groove on wheel carrier top and rolls and be connected with wheel carrier; Described trailer coupling is made up of joystick, rocking arm and draw bar, joystick is a horizontal bar, be hinged with rocking arm at joystick middle part; the other end of rocking arm is hinged with draw bar; the two ends at joystick connect a revolution traction wheel by spindle arm respectively; one end of this spindle arm is hinged on the termination of joystick, and the other end of spindle arm is fixed on the wheel carrier of revolution traction wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410193496.9A CN104002862A (en) | 2014-05-08 | 2014-05-08 | Bearing rotary towing mechanism for tool class transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410193496.9A CN104002862A (en) | 2014-05-08 | 2014-05-08 | Bearing rotary towing mechanism for tool class transport vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104002862A true CN104002862A (en) | 2014-08-27 |
Family
ID=51363834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410193496.9A Pending CN104002862A (en) | 2014-05-08 | 2014-05-08 | Bearing rotary towing mechanism for tool class transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104002862A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2341858Y (en) * | 1998-09-30 | 1999-10-06 | 张秋龙 | Trailer |
| DE202006006289U1 (en) * | 2006-04-13 | 2006-06-14 | Lke Gesellschaft Für Logistik- Und Kommunikations-Equipment Mbh | Trailer for transporting transport goods units, has supporting frame designed as U-shaped frame structure with middle leg between their outer legs, where legs support bearing rails, for pallets, low-lying at their sides turned on each other |
| CN102139707A (en) * | 2011-01-26 | 2011-08-03 | 中国人民解放军95989部队 | Steering mechanism of traction type equipment |
| CN202243127U (en) * | 2011-09-24 | 2012-05-30 | 威海广泰空港设备股份有限公司 | Test vehicle for testing rodless aircraft tractor |
| CN103387014A (en) * | 2012-05-07 | 2013-11-13 | 绿友机械集团股份有限公司 | Trailer special for green grass mower |
-
2014
- 2014-05-08 CN CN201410193496.9A patent/CN104002862A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2341858Y (en) * | 1998-09-30 | 1999-10-06 | 张秋龙 | Trailer |
| DE202006006289U1 (en) * | 2006-04-13 | 2006-06-14 | Lke Gesellschaft Für Logistik- Und Kommunikations-Equipment Mbh | Trailer for transporting transport goods units, has supporting frame designed as U-shaped frame structure with middle leg between their outer legs, where legs support bearing rails, for pallets, low-lying at their sides turned on each other |
| CN102139707A (en) * | 2011-01-26 | 2011-08-03 | 中国人民解放军95989部队 | Steering mechanism of traction type equipment |
| CN202243127U (en) * | 2011-09-24 | 2012-05-30 | 威海广泰空港设备股份有限公司 | Test vehicle for testing rodless aircraft tractor |
| CN103387014A (en) * | 2012-05-07 | 2013-11-13 | 绿友机械集团股份有限公司 | Trailer special for green grass mower |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140827 |