CN202083561U - Pull-down rapid vehicle release device with manipulator - Google Patents
Pull-down rapid vehicle release device with manipulator Download PDFInfo
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- CN202083561U CN202083561U CN2011200409265U CN201120040926U CN202083561U CN 202083561 U CN202083561 U CN 202083561U CN 2011200409265 U CN2011200409265 U CN 2011200409265U CN 201120040926 U CN201120040926 U CN 201120040926U CN 202083561 U CN202083561 U CN 202083561U
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Abstract
A pull-down rapid vehicle release device with a manipulator relates to a vehicle suspension vibration attenuation testing system and is designed for realizing rapid drop of vehicles. The pull-down rapid vehicle release device comprises a positioning device (A), a pull-down device (B) and a rapid release device (C), wherein the positioning device (A) mainly comprises a cast iron platform (a), an L-shaped support bending plate (b) and a balancing spring (c), the pull-down device (B) mainly comprises a hydraulic cylinder support (d), a hollow piston rod pull-down hydraulic cylinder (e), a small round nut (f), a spoke-type force transducer (g), a displacement transducer (h) and a balancing cylinder bending plate (i), and the rapid release device (C) mainly comprises a mechanical finger hydraulic cylinder (j), a mechanical finger stopper (k), a manipulator assembly (m) and a clamp assembly (n). The pull-down rapid vehicle release device is capable of rapidly, conveniently and reliably testing railway vehicle suspension vibration attenuation.
Description
Technical field
The utility model relates to a kind of Vibration of Vehicle Suspensions die-away test system, particularly a kind of mechanical arm pull-down vehicle quick release device.
Background technology
Suspension is the general name of whole power transmission coupling arrangements between vehicle frame and the wheel.The effect of suspension be rail effect in the transmission of torque of various power on the wheel and generation thereof to vehicle frame, absorb and relax the shock and vibration that the wheel hop that causes because of Uneven road in travelling is passed to vehicle frame.Suspension is one of important component part of bogie, must have the favorable damping characteristic, to relax the interaction between vehicle and the circuit, reduce vibration and impact, improve stationarity, security and the reliability of vehicle operating, rail vehicle suspension vibration dampening characteristic also will directly have influence on the stability of trailer reversing and the comfortableness of taking, so, In-Use Motor Vehicles must regularly carry out suspension vibration damping Performance Detection, satisfies the requirement of vehicle ' with the performance of guaranteeing the suspension system critical piece.
The main test method present for the Vibration of Vehicle Suspensions die-away test is simulation laboratory test, and indoor vehicle vibration simulation testing table has two kinds of electromagnetic type and electro-hydraulic formula shaking tables.Wherein better performances is electro-hydraulic servo test platform, this testing table can be realized the spectrum of road surface roughness of Simulation of Complex vehicle operating environment by closed-loop control, testing table carries out exciting to vehicle continuously by hydraulic jack, when acquiring a certain degree, Vehicular vibration stops exciting, the displacement of measuring vehicle or acceleration attenuation characteristic are to estimate the quality of vehicle suspension, this test findings more approaches actual conditions, but this testing table cost height, complex structure, need special the manufacturing, at present domestic nearly all is to introduce this external series products.
At present domestic also have a kind of wirerope to interrupt method fast also to be usually used in the Vibration of Vehicle Suspensions die-away test, concrete grammar is to pull down car body to the suspension compresses state with wirerope, quick release device on the wirerope is interrupted, make vehicle can produce vertical vibration, in this course the acceleration of measuring vehicle and displacement fade performance.This method has simple in structure, and there is operating difficulties simultaneously in low cost and other advantages, and is dangerous high, shortcomings such as poor reliability.
Summary of the invention
The purpose of this utility model is to overcome the shortcoming of above-mentioned test method, develops the subordinate pull-type vehicle quick release device of a kind of new mechanical, can be rapidly, make things convenient for, reliably rail vehicle suspension vibration damping performance tested.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions, and accompanying drawings is as follows:
A kind of mechanical arm pull-down vehicle quick release device, mainly be made up of locating device A, pull device B and quick release device C, described locating device A mainly is made up of cast iron platform a, the balancing spring c that is fixed on the L type supporting bent plate b on the cast iron platform a and is contained in L type supporting bent plate b top; Described pull device B mainly by the radial force cell g that is threaded with hollow piston bar pull-down hydraulic oil cylinder e and quick release device C respectively with fixedly connected hydraulic jack bearing d, the hollow piston bar pull-down hydraulic oil cylinder e that is connected with hydraulic jack bearing d bearing pin of cast iron platform a, two ends, be contained in the displacement transducer h on the hollow piston bar pull-down hydraulic oil cylinder e and the balancing cylinder bent plate i that is used for being connected with balancing spring c forms; Described quick release device C mainly is made up of mechanical finger hydraulic jack j, the mechanical finger block k, the mechanical arm assembly m that are contained in mechanical finger hydraulic jack j top and jig pincers assembly n.
L type supporting bent plate b among the described locating device A is welded by L shaped steel plate and reinforcement steel plate, the lower end is bolted on the cast iron platform a by the T type, the balancing spring c one end hook drawing device B that stays, the other end hook the hole of reinforcement steel plate among the L type supporting bent plate b.
Hydraulic jack bearing d among the described pull device B is bolted on the cast iron platform a by the T type, oil cylinder suspension ring among the hollow piston bar pull-down hydraulic oil cylinder e link to each other with hydraulic jack bearing d by bearing pin, balancing cylinder bent plate i is fixed on the side of hollow piston bar pull-down hydraulic oil cylinder e by hexagon socket head cap screw, balancing spring c among the locating device A hooks balancing cylinder bent plate i, and balancing spring c keeps extended state to guarantee hollow piston bar pull-down hydraulic oil cylinder e balance and stability.
Radial force cell g one end among the described pull device B links to each other with hollow piston bar among the hollow piston bar pull-down hydraulic oil cylinder e by screw thread, the other end links to each other with quick release device C by screw thread, two ends are fixed by one group of roundlet nut f respectively, and displacement transducer h is installed in the inner chamber of hollow piston bar.
Mechanical finger block k among the described quick release device C is by being bolted to the upper surface of mechanical finger hydraulic jack j, fixedly connected by screw thread between the piston rod among mechanical arm assembly m and the mechanical finger hydraulic jack j, mechanical arm assembly m catches tension bearing pin among the jig pincers assembly n by mechanical finger 2.
Described mechanical arm assembly m is mainly by mechanical palm 1, mechanical finger 2 with open spring 3 and form, machinery palm 1 is by being threaded on the piston rod among the mechanical finger hydraulic jack j, mechanical finger 2 links to each other with mechanical palm 1 by bearing pin, opens spring 3 and is installed between two mechanical fingers 2.
Described jig pincers assembly n is mainly by jig clipper joint plate 4, chucking nut bearing 5, chucking nut 6, clamping bolt 7, jig tong arm 8 and jig chela 9 are formed, two jig clipper joint plates 4 and two jig tong arms 8 are linked to be a four-bar mechanism by bearing pin, two jig chelas 9 are separately fixed at the end of two jig tong arms 8 by bearing pin, chucking nut bearing 5 links to each other with the form of jig tong arm 8 with revolute pair, clamping bolt 7 perforate ends are installed on the jig tong arm 8 by bearing pin, clamping bolt 7 body of bolt pass the circular hole of chucking nut bearing 5, screwing on tightens nut 6, and chucking nut 6 contacts with the plane of chucking nut bearing 5.
This device does not need tested vehicle is carried out continuous pump, it only needs to firmly grasp car body and pull down, snap-out release when vehicle suspension is compressed to a certain degree, it is consistent that ultimate principle interrupts method fast with wirerope, but the downdraw process or the snap-out release process of vehicle that no matter are vehicle are finished by hydraulic cylinder control, have higher security, and be easy to control.Vehicle only needs an exciting, and energy needed is less, has good economic benefit and social benefit.
Description of drawings
Fig. 1 mechanical arm pull-down vehicle quick release device synoptic diagram;
Fig. 2 locating device, pull device and quick release device are connected partial sectional view;
Fig. 3 mechanical arm pull-down vehicle quick release device (grabbing the car state) synoptic diagram;
Fig. 4 mechanical arm pull-down vehicle quick release device (state of pulling a cart) synoptic diagram;
Fig. 5 mechanical arm pull-down vehicle quick release device (putting the car state) front view;
Fig. 6 locating device synoptic diagram;
Fig. 7 pull device synoptic diagram;
Fig. 8 quick release device synoptic diagram;
Fig. 9 quick release device (mechanical finger and mechanical finger block released state) front view;
Figure 10 quick release device (mechanical finger and mechanical finger block are near state) front view;
Figure 11 quick release device (mechanical finger open configuration) front view;
Figure 12 mechanical arm assembly (mechanical finger open configuration) synoptic diagram;
Figure 13 mechanical arm assembly (mechanical finger closes up state) synoptic diagram;
Figure 14 jig pincers assembly (nut relaxed state) synoptic diagram;
Figure 15 jig pincers assembly (nut screwing clamping state) synoptic diagram;
Figure 16 clamping bolt synoptic diagram;
Figure 17 tightens nut bearing synoptic diagram;
Among the figure: the A-locating device; The B-pull device; The C-quick release device;
The a-cast iron platform; B-L type supporting bent plate; The c-balancing spring; D-hydraulic jack bearing; E-hollow piston bar pull-down hydraulic oil cylinder; The little round nut of f-; G-radial force cell; The h-displacement transducer; I-weighing apparatus oil cylinder bent plate; J-mechanical finger hydraulic jack; K-mechanical finger block; M-mechanical arm assembly; N-jig pincers assembly; 1-machinery palm; The 2-mechanical finger; 3-opens spring; 4-jig clipper joint plate; 5-chucking nut bearing; 6-tightens nut; The 7-clamping bolt; 8-jig tong arm; 9-jig chela.
Embodiment
Described embodiment further specifies particular content of the present utility model below in conjunction with accompanying drawing.
With reference to Fig. 1,2, the utility model relates to a kind of mechanical arm pull-down vehicle quick release device, is made up of locating device A, pull device B and quick release device C.Quick release device C links to each other by radial force cell g with pull device B, be between radial force cell g and pull device B, the quick release device C and be threaded, at the two ends of radial force cell one group of little round nut is installed all, to play fixing locking effect, pull device B is bolted on the cast iron platform a among the locating device A by the T type, and it is vertically stable to protect positive pull device B that three balancing spring c among the locating device A are in stretching shape shape.
With reference to Fig. 3,4,5, when the hollow piston bar among the pull device B moved up to correct position, quick release device C caught vehicle body, and the quick release device of hollow piston bar drive at this moment C moves downward together, and this moment, the suspension of vehicle was in compressive state.When the suspension compresses of vehicle to a certain degree the time, the stop motion of hollow piston bar, quick release device C is with the vehicle abrupt release, suspension is upheld rapidly, vehicle is double vibrations in perpendicular, thereby vibration dampening characteristic that can the measuring vehicle suspension is estimated the quality of suspension with this.
With reference to Fig. 6, described locating device A mainly is made up of cast iron platform a, L type supporting bent plate b and balancing spring c, L type supporting bent plate b is welded by L shaped steel plate and reinforcement steel plate, the lower end is bolted on the cast iron platform a by the T type, the balancing spring c one end hook drawing device B that stays, the other end hooks the hole of reinforcement steel plate among the L type supporting bent plate b, three balancing spring c are in extended state makes pull device B keep vertical steady state (SS), adjusts L type supporting bent plate b then to correct position and tighten T type bolt.
With reference to Fig. 7, described pull device B is mainly by hydraulic jack bearing d, hollow piston bar pull-down hydraulic oil cylinder e, roundlet nut f, radial force cell g, displacement transducer h and balancing cylinder bent plate i form, hydraulic jack bearing d is bolted on the cast iron platform a by the T type, oil cylinder suspension ring among the hollow piston bar pull-down hydraulic oil cylinder e link to each other with hydraulic jack bearing d by bearing pin, hollow piston bar pull-down hydraulic oil cylinder e can rotate around bearing pin, balancing cylinder bent plate i is fixed on the side of hollow piston bar pull-down hydraulic oil cylinder e by hexagon socket head cap screw, balancing spring c among the locating device A hooks balancing cylinder bent plate i, balancing spring c keeps extended state to guarantee hollow piston bar pull-down hydraulic oil cylinder e balance and stability, radial force cell g one end links to each other with hollow piston bar among the hollow piston bar pull-down hydraulic oil cylinder e by screw thread, the other end links to each other with quick release device C by screw thread, two ends are fixed by one group of roundlet nut f respectively, displacement transducer h is installed in the inner chamber of hollow piston bar, is used for measuring the displacement of hollow piston bar.
With reference to Fig. 8, described quick release device C mainly is made up of mechanical finger hydraulic jack j, mechanical finger block k, mechanical arm assembly m and jig pincers assembly n, mechanical finger block k is by being bolted to the upper surface of mechanical finger hydraulic jack j, fixedly connected by screw thread between the piston rod among mechanical arm assembly m and the mechanical finger hydraulic jack j, mechanical arm assembly m can catch tension bearing pin among the jig pincers assembly n by mechanical finger 2.
With reference to Fig. 9,10,11, jig pincers assembly n among the described quick release device C catches vehicle body, and the nut screwing clamping on the clamping bolt can be clenched vehicle body to guarantee jig pincers assembly n, mechanical finger among the mechanical arm assembly m overcomes and opens acting force of the spring and close up the promptly tension axle of jig pincers assembly n, mechanical finger hydraulic jack j cylinder body moves upward along piston rod together with mechanical finger block k, stop motion when mechanical finger block k moves to the mechanical finger inboard, make mechanical arm assembly m keep closing up state, piston rod among hollow piston bar pull-down hydraulic oil cylinder e hollow core piston rod and the mechanical finger hydraulic jack j is connected as a single entity by radial force cell g, hollow piston bar pull-down hydraulic oil cylinder e hollow core piston rod drives quick release device C and moves downward, quick release device C catches vehicle body to move downward together and begins to compress suspension, when suspension is compressed to a certain degree the space-time stopper rod pull-down hydraulic oil cylinder e hollow core piston rod stop motion of being indecisive and changeable, the cylinder body of mechanical finger hydraulic jack j moves downward together with mechanical finger block k, mechanical finger separates the back and opens rapidly under the effect of opening spring with mechanical finger block k, jig pincers assembly n measures the vibration dampening characteristic of suspension thus together with doing vibration in the vehicle body perpendicular.
With reference to Figure 12; 13; described mechanical arm assembly m is mainly by mechanical palm 1; mechanical finger 2 and open spring 3 and form; machinery palm 1 is by being threaded on the piston rod among the mechanical finger hydraulic jack j; mechanical finger 2 links to each other with mechanical palm 1 by bearing pin; opening spring 3 is installed between two mechanical fingers 2; usually mechanical finger 2 is in open configuration because of the acting force that is opened spring 3; mechanical finger 2 is applied external force to be in mechanical finger 2 to close up state; this moment, mechanical finger block k moved to the inboard of two mechanical fingers 2; make mechanical finger 2 keep closing up state, mechanical finger 2 separates the back and opens rapidly under the effect of opening spring 3 with mechanical finger block k.
With reference to Figure 14,15,16,17, described jig pincers assembly n is mainly by jig clipper joint plate 4, chucking nut bearing 5, chucking nut 6, clamping bolt 7, jig tong arm 8 and jig chela 9 are formed, two jig clipper joint plates 4 and two jig tong arms 8 are linked to be a four-bar mechanism by bearing pin, two jig chelas 9 are separately fixed at the end of two jig tong arms 8 by bearing pin, chucking nut bearing 5 links to each other with the form of jig tong arm 8 with revolute pair, clamping bolt 7 perforate ends are installed on the jig tong arm 8 by bearing pin, clamping bolt 7 body of bolt pass the circular hole of chucking nut bearing 5, screwing on tightens nut 6, and chucking nut 6 contacts with the plane of chucking nut bearing 5.Jig clipper joint plate 4 can be free movable before chucking nut 6 is not tightened with the four-bar mechanism that jig tong arm 8 is formed, adjust four and connect mechanism to correct position, jig chela 9 is caught vehicle body, and at this moment tightening card jack panel 6 can firmly be firmly grasped vehicle body to guarantee jig pincers assembly n.
Claims (7)
1. mechanical arm pull-down vehicle quick release device, mainly form by locating device (A), pull device (B) and quick release device (C), it is characterized in that, described locating device (A) mainly by cast iron platform (a), be fixed on the L type supporting bent plate (b) on the cast iron platform (a) and be contained in the balancing spring (c) that the L type supports bent plate (b) top and form; Described pull device (B) is mainly by the hydraulic jack bearing (d) of fixedlying connected with cast iron platform (a), the hollow piston bar pull-down hydraulic oil cylinder (e) that is connected with hydraulic jack bearing (d) bearing pin, the radial force cell (g) that two ends are threaded with hollow piston bar pull-down hydraulic oil cylinder (e) and quick release device (C) respectively, the balancing cylinder bent plate (i) that is contained in the displacement transducer (h) on the hollow piston bar pull-down hydraulic oil cylinder (e) and is used for being connected with balancing spring (c) is formed; Described quick release device (C) mainly is made up of mechanical finger hydraulic jack (j), the mechanical finger block (k) that is contained in mechanical finger hydraulic jack (j) top, mechanical arm assembly (m) and jig pincers assemblies (n).
2. mechanical arm pull-down vehicle quick release device according to claim 1, it is characterized in that, L type supporting bent plate (b) in the described locating device (A) is welded by L shaped steel plate and reinforcement steel plate, the lower end is bolted on the cast iron platform (a) by the T type, balancing spring (c) end hook drawing device (B) of staying, the other end hook the hole of reinforcement steel plate in the L type supporting bent plate (b).
3. mechanical arm pull-down vehicle quick release device according to claim 1, it is characterized in that, hydraulic jack bearing (d) in the described pull device (B) is bolted on the cast iron platform (a) by the T type, oil cylinder suspension ring in the hollow piston bar pull-down hydraulic oil cylinder (e) link to each other with hydraulic jack bearing (d) by bearing pin, balancing cylinder bent plate (i) is fixed on the side of hollow piston bar pull-down hydraulic oil cylinder (e) by hexagon socket head cap screw, balancing spring (c) in the locating device (A) hooks balancing cylinder bent plate (i), and balancing spring (c) keeps extended state to guarantee hollow piston bar pull-down hydraulic oil cylinder (e) balance and stability.
4. mechanical arm pull-down vehicle quick release device according to claim 1, it is characterized in that, radial force cell (g) end in the described pull device (B) links to each other with hollow piston bar in the hollow piston bar pull-down hydraulic oil cylinder (e) by screw thread, the other end links to each other with quick release device (C) by screw thread, two ends are fixing by one group of little round nut (f) respectively, and displacement transducer (h) is installed in the inner chamber of hollow piston bar.
5. mechanical arm pull-down vehicle quick release device according to claim 1, it is characterized in that, mechanical finger block (k) in the described quick release device (C) is by being bolted to the upper surface of mechanical finger hydraulic jack (j), fixedly connected by screw thread between the piston rod in mechanical arm assembly (m) and the mechanical finger hydraulic jack (j), mechanical arm assembly (m) is caught tension bearing pin in the jig pincers assemblies (n) by mechanical finger (2).
6. mechanical arm pull-down vehicle quick release device according to claim 5, it is characterized in that, described mechanical arm assembly (m) is mainly by mechanical palm (1), mechanical finger (2) with open spring (3) and form, machinery palm (1) is by being threaded on the piston rod in the mechanical finger hydraulic jack (j), mechanical finger (2) links to each other with mechanical palm (1) by bearing pin, opens spring (3) and is installed between two mechanical fingers (2).
7. mechanical arm pull-down vehicle quick release device according to claim 5, it is characterized in that, described jig pincers assemblies (n) are mainly by jig clipper joint plate (4), chucking nut bearing (5), chucking nut (6), clamping bolt (7), jig tong arm (8) and jig chela (9) are formed, two jig clipper joint plates (4) are linked to be a four-bar mechanism with two jig tong arms (8) by bearing pin, two jig chelas (9) are separately fixed at the end of two jig tong arms (8) by bearing pin, chucking nut bearing (5) links to each other with the form of jig tong arm (8) with revolute pair, clamping bolt (7) perforate end is installed on the jig tong arm (8) by bearing pin, clamping bolt (7) body of bolt passes the circular hole of chucking nut bearing (5), screwing on tightens nut (6), and chucking nut (6) contacts with the plane of chucking nut bearing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200409265U CN202083561U (en) | 2011-02-18 | 2011-02-18 | Pull-down rapid vehicle release device with manipulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200409265U CN202083561U (en) | 2011-02-18 | 2011-02-18 | Pull-down rapid vehicle release device with manipulator |
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| Publication Number | Publication Date |
|---|---|
| CN202083561U true CN202083561U (en) | 2011-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200409265U Expired - Lifetime CN202083561U (en) | 2011-02-18 | 2011-02-18 | Pull-down rapid vehicle release device with manipulator |
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| CN (1) | CN202083561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156050A (en) * | 2011-02-18 | 2011-08-17 | 吉林大学 | Manipulator pull-down quick vehicle release device |
| TWI583797B (en) * | 2015-08-25 | 2017-05-21 | Nat Kaohsiung First Univ Of Science And Tech | Local heating device for plate and heating method thereof |
-
2011
- 2011-02-18 CN CN2011200409265U patent/CN202083561U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156050A (en) * | 2011-02-18 | 2011-08-17 | 吉林大学 | Manipulator pull-down quick vehicle release device |
| TWI583797B (en) * | 2015-08-25 | 2017-05-21 | Nat Kaohsiung First Univ Of Science And Tech | Local heating device for plate and heating method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111221 Effective date of abandoning: 20120627 |