CN202362142U - Six degree of freedom platform position adjusting device for bogie parameter testing stand - Google Patents
Six degree of freedom platform position adjusting device for bogie parameter testing stand Download PDFInfo
- Publication number
- CN202362142U CN202362142U CN2011204644141U CN201120464414U CN202362142U CN 202362142 U CN202362142 U CN 202362142U CN 2011204644141 U CN2011204644141 U CN 2011204644141U CN 201120464414 U CN201120464414 U CN 201120464414U CN 202362142 U CN202362142 U CN 202362142U
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- rod
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Abstract
Provided is a six degree of freedom platform position adjusting device for a bogie parameter testing stand, comprising a double-acting hollow jack, a hydraulic cylinder fixing bearer, a pull-push rod assembly, a platform connecting board, and an electric hydraulic pump, wherein the electric hydraulic pump provides power source for the double out-rod hollow jack, with the double out-rod hollow jack being a drive unit; one end of the pull-push rod assembly realizes pull/push motion through the driving of the double out-rod hollow jack, with the other end of the pull-push rod assembly being connected with a vertical actuator pedestal platform; and two vertical actuator pedestal platforms at one side of each six degree of freedom platform are connected via the platform connection board. With the employment of a double out-rod hollow jack, the pull/push motion can be conveniently achieved; with the employment of an electric hydraulic pump as the power source, the space required by the operation is relatively small and the bearing capability is strong. The six degree of freedom platform position adjusting device of the utility model features a simple and reliable structure and high efficiency. Based on the position of the platform, a certain number of intermediate connecting rods are adopted, thereby realizing large scope stepless adjustment of the six degree of freedom platform. A platform connection board is utilized to connect two actuator pedestal platforms at one side of each six degree of freedom platform together, thereby ensuring the overall movement of two vertical actuators at one side with unchanged relative position and convenient adjustment.
Description
Technical field
The utility model relates to a kind of bed stead adjusting gear, especially relates to a kind of parameter of bogie testing table six degree of freedom position of platform adjusting gear.
Background technology
For grasping and optimize the sound attitude parameter of bogie suspension, developed a kind of parameter of bogie testing table.This testing table comprises three six degree of freedom platforms: go up six degree of freedom platform and two following six degree of freedom platforms for one.Wherein two following six degree of freedom platforms are made up of an exciting crossbeam and seven actuator.Actuator comprises four vertical actuator, two vertical actuator and a horizontal actuator.One end of actuator is fixed on the cast iron platform or ground rail that is embedded in the basis, and two shaking table exciting crossbeam center distance need the size adjustment according to actual steering frame wheelbase.The real vehicle wheel-base bogie is 1600mm to 2700mm, so the setting range of each shaking table position is 0 to 450mm, its setting range is bigger.Before the work of parameter of bogie testing table, need the six degree of freedom platform is arranged on the desired location accurately.Simultaneously, because the deadweight of six degree of freedom platform is bigger, parameter of bogie testing table space is compact, and the operating space is less.Therefore, developing a kind of parameter of bogie testing table six degree of freedom position of platform adjusting gear, with this position of coming conveniently, accurately to adjust the six degree of freedom platform, improve test efficiency, has been an extremely urgent task.
The utility model content
The utility model technical matters to be solved is to overcome existing parameter testing table six degree of freedom position of platform to be difficult to the accurately difficult problem of convenient adjustment, a kind of highly versatile is provided, can makes things convenient for, accurately adjust the parameter of bogie testing table six degree of freedom position of platform adjusting gear of the position of six degree of freedom platform.
For solving the problems of the technologies described above; The utility model provides a kind of parameter of bogie testing table six degree of freedom position of platform adjusting gear; It is characterized in that: comprise the two hollow lifting jack of rod, hydraulic cylinder hold-down supports, draw push rod assembly, platform web joint and electric hydraulic pump; Electric hydraulic pump provides power source for two hollow lifting jack of rod, and the hollow lifting jack of two rods is a drive unit, draws push rod assembly one end to draw, push work through the driving realization of the hollow lifting jack of two rods; Draw the other end of push rod assembly to be fixedly connected with vertical actuator base platform, two vertical actuator base platforms of each six degree of freedom platform one side are fixedly connected through the platform web joint.
The hollow lifting jack of two rods mainly is made up of urceolus, hollow piston bar and two seal stopper rings, and outer tube inner chamber is divided into two cavitys through the hollow piston bar.
Draw the push rod assembly mainly to comprise and bear nut, hydraulic cylinder cylinder lever connecting rod, middle brace rod, force transmitting board, the connection of hydraulic cylinder cylinder lever connecting rod one end bears nut, and the other end connects middle brace rod, and middle brace rod is fixedly connected force transmitting board.
The utility model has adopted a kind of pair of hollow lifting jack of rod, can realize drawing, pushing work easily, adopts electric hydraulic pump to do power source, and the operation requisite space is less, and load-bearing capacity is strong, and it is simple and reliable for structure simultaneously, and efficient is high; Adopt the middle brace rod of some according to the position of platform, realize the adjustment of six degree of freedom platform large-scale stepless; Adopt the platform web joint, two actuator base platforms of each six degree of freedom platform one side are connected and fixed through bolt reliably, thereby guarantee whole the moving of a side two vertical actuator, its relative position is constant, and is easy to adjust.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structure cut-open view of two hollow lifting jack of rod;
Fig. 3 is the structural representation that draws the push rod assembly;
Fig. 4 is that the assembling of the utility model and six degree of freedom platform is always schemed;
Fig. 5 is the enlarged drawing of A among Fig. 4.
Embodiment
With reference to Fig. 1, the utility model by the hollow lifting jack of two rods 1, hydraulic cylinder hold-down support 2, draw push rod assembly 3, platform web joint 4 and electric hydraulic pump 5 to form.Wherein, hydraulic cylinder hold-down support 2 is fixedly connected with two hollow lifting jack 1 of rod, be fixedly connected on the basis simultaneously, thus the secure fixation of the two hollow lifting jack 1 of rod of realization; Electric hydraulic pump 5 is a power source; The hollow lifting jack 1 of two rods is a drive unit; Can realize drawing, pushing work easily, draw push rod assembly 3 to be the action execution unit, an end is connected with two hollow lifting jack 1 of rod; Difference according to adjustment six degree of freedom position of platform; Draw the other end of push rod assembly 3 to be fixedly connected with vertical actuator base platform 6, two vertical actuator base platforms 6 of each six degree of freedom platform one side are fixedly connected through platform web joint 4, realize that the integral body of two vertical actuator moves.
With reference to Fig. 2; The hollow lifting jack of two rods mainly is made up of the hollow lifting jack urceolus of two rods 101, hollow piston bar 102 and two seal stopper rings 103; The central axis conllinear of the hollow lifting jack urceolus of two rods, hollow piston bar and seal stopper ring; The hollow piston bar is installed in two hollow lifting jack urceolus of rod, and two seal stopper rings are fixedly mounted on the two ends of two hollow lifting jack urceolus of rod, thereby in the hollow lifting jack of two rods, forms two cavitys 104,105.The hollow lifting jack urceolus of hollow piston bar center piston Duan Yushuan rod is tightly connected, and seal stopper ring and hollow piston bar and two hollow lifting jack urceolus of rod are tightly connected.
With reference to Fig. 3, draw the push rod assembly mainly to comprise and bear nut 301, hydraulic cylinder cylinder lever connecting rod 302, middle brace rod 303, coupling bolt 304 and force transmitting board 305.The hydraulic cylinder cylinder lever connecting rod is a rod-like structure, and two ends are processed with screw thread; Middle brace rod is a tubular structure, and the two ends inwall is processed with internal thread, and its quantity confirms that according to the size of actuator setting range middle brace rod connects fixing between any two, thereby the middle brace rod that guarantees some forms an integral body; Force transmitting board is a platy structure, is furnished with a counterbore 306 and four through holes 307 on it, realizes that force transmitting board is connected with middle brace rod so that coupling bolt passes counterbore, and through hole is used for being connected with the actuator base platform.The hydraulic cylinder cylinder lever connecting rod passes two hollow lifting jack cavitys of rod during work; One end with bear nut and be connected; The other end is connected with middle brace rod, thereby realizes that the hollow lifting jack action of two rods drives the motion of actuator base platform, realizes by the adjustment of adjustment component position.
With reference to Fig. 4, Fig. 5, during real work, at first loosen four vertical actuator 7, two vertical actuator 8 and horizontal actuator 9, guarantee that actuator can move freely.Drive the hollow lifting jack 1 of two rods through electric hydraulic pump 5 and move, thereby realize that the actuator base platform 6 in the six degree of freedom platform needs to produce displacement according to test, treat to fix when testing requirements is satisfied in the position adjustment each actuator.
Claims (3)
1. parameter of bogie testing table six degree of freedom position of platform adjusting gear; It is characterized in that: comprise the two hollow lifting jack of rod, hydraulic cylinder hold-down supports, draw push rod assembly, platform web joint and electric hydraulic pump; Electric hydraulic pump provides power source for two hollow lifting jack of rod; The hollow lifting jack of two rods is a drive unit; Draw push rod assembly one end to draw, push work through the driving realization of the hollow lifting jack of two rods, draw the other end of push rod assembly to be fixedly connected with vertical actuator base platform, two vertical actuator base platforms of each six degree of freedom platform one side are fixedly connected through the platform web joint.
2. parameter of bogie testing table six degree of freedom according to claim 1 position of platform adjusting gear; It is characterized in that: the hollow lifting jack of two rods mainly is made up of urceolus, hollow piston bar and two seal stopper rings, and outer tube inner chamber is divided into two cavitys through the hollow piston bar.
3. parameter of bogie testing table six degree of freedom according to claim 1 position of platform adjusting gear; It is characterized in that: draw the push rod assembly mainly to comprise and bear nut, hydraulic cylinder cylinder lever connecting rod, middle brace rod, force transmitting board; The connection of hydraulic cylinder cylinder lever connecting rod one end bears nut; The other end connects middle brace rod, and middle brace rod is fixedly connected force transmitting board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204644141U CN202362142U (en) | 2011-11-21 | 2011-11-21 | Six degree of freedom platform position adjusting device for bogie parameter testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204644141U CN202362142U (en) | 2011-11-21 | 2011-11-21 | Six degree of freedom platform position adjusting device for bogie parameter testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202362142U true CN202362142U (en) | 2012-08-01 |
Family
ID=46573321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204644141U Expired - Fee Related CN202362142U (en) | 2011-11-21 | 2011-11-21 | Six degree of freedom platform position adjusting device for bogie parameter testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202362142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410935A (en) * | 2011-11-21 | 2012-04-11 | 长春轨道客车股份有限公司 | Six-degree-of-freedom platform position adjusting device for bogie parameter test bed |
-
2011
- 2011-11-21 CN CN2011204644141U patent/CN202362142U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410935A (en) * | 2011-11-21 | 2012-04-11 | 长春轨道客车股份有限公司 | Six-degree-of-freedom platform position adjusting device for bogie parameter test bed |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20171121 |