CN210375645U

CN210375645U - Mechanical structure of air spring universality test board of rail transit vehicle

Info

Publication number: CN210375645U
Application number: CN201920943475.2U
Authority: CN
Inventors: 张飞; 谈达宏; 朱成成
Original assignee: Jiangsu Yuan Zhida Rail Transit Development Co ltd
Current assignee: Jiangsu Yuan Zhida Rail Transit Development Co ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-21
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a track transportation vehicles air spring commonality testboard mechanical structure, include: the air spring testing device comprises a rack, wherein a linear sliding table module is arranged on the middle side of the rack, a supporting sliding table is arranged on the linear sliding table module, an air spring lower clamp is installed on the linear sliding table module, an air spring is installed on the lower clamp, and a testing lower base is arranged on the rack on two sides of the linear sliding table module. The utility model relates to a track traffic vehicle air spring commonality testboard mechanical structure's advantage is: the universal test board mechanical structure has the advantages that the structure is simple, the universal test board mechanical structure can meet reliable clamping of various air springs and detection of multiple functions, the universality is strong, the functions are complete, the rigidity of key components such as a lower base and a ball screw of the structure is strong, the use is safe and reliable, the daily maintenance is simple, and the maintenance cost is greatly reduced.

Description

Mechanical structure of air spring universality test board of rail transit vehicle

Technical Field

The utility model relates to a track traffic air spring detection area especially relates to a track traffic vehicle air spring commonality testboard mechanical structure.

Background

With the increasing of the operation amount of the rail transit subway, the vehicle models are more and more complex, the corresponding air springs have various different forms, great difficulty is brought to the maintenance of rail transit vehicles, at present, whether the air spring air bag has cracks or trauma or not is judged in a visual inspection mode for the maintenance of most air springs by a vehicle maintenance department, and whether the air spring meets the requirement of continuous use or not cannot be fundamentally judged. The existing air spring manufacturer is too object-oriented and single in function, high in use cost and not suitable for planning the detection requirement of a maintenance detection department, so that the design of a universal detection table mechanical structure suitable for various forms of rail transit and subways is very important, the maintenance quality of the air spring is improved, and the vehicle maintenance cost is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the mechanical structure of the test board for the universality of the air spring of the rail transit vehicle is strong in universality, complete in function and low in use cost.

In order to solve the technical problem, the utility model discloses a technical scheme is: a rail transit vehicle air spring commonality test stand mechanical structure, includes: a rack, a linear sliding table module is arranged at the middle side of the rack, a supporting sliding table is arranged on the linear sliding table module, an air spring lower clamp is arranged on the linear sliding table module, an air spring is arranged on the lower clamp, a testing lower base is arranged on the rack at two sides of the linear sliding table module, 2 guide posts are respectively arranged at two sides of the testing lower base, a ball screw is arranged on the lower base at the middle side of each guide post, a motor mounting plate is connected with the upper side of each guide post, a motor is arranged on the motor mounting plate, the lower end of the motor is connected with a coupler, the lower end of the coupler is connected with the ball screw, a slide block is arranged on the ball screw, a positioning plate is connected onto the slide block, the positioning plate is connected with the guide posts through linear bearings, a clamp mounting seat is connected onto the lower side, the upper clamp corresponds to the air spring and is connected with the additional air chamber of the air spring through an air inlet pipeline.

Preferably, a replaceable spring inflating nozzle is arranged on the lower clamp and comprises a middle inflating nozzle, a first side inflating nozzle and a second side inflating nozzle, a mounting plate connected with the clamp mounting seat is arranged at the upper end of the middle inflating nozzle, and a first universal positioning pin mounting hole and a second universal positioning pin mounting hole are further formed in the lower clamp.

Preferably, the air spring additional chamber comprises an air chamber, wherein 3 high-pressure air storage tanks are arranged in the air chamber and are respectively connected with the middle inflating nozzle, the first side inflating nozzle and the second side inflating nozzle through air inlet pipelines.

Preferably, the center of the upper clamp is provided with a special mounting screw hole for the air spring, and two sides of the lower clamp are respectively provided with a first air spring mounting hole and a second air spring mounting hole.

The utility model relates to a track traffic vehicle air spring commonality testboard mechanical structure's advantage is: simple structure adopts specificity universal fixturing and additional air chamber system, cooperates the pressure loading mechanism of the biggest loading capacity, and neotype spring commonality testboard mechanical structure can satisfy the reliable centre gripping of multiple air spring and the detection of multinomial function, and the commonality is strong, and is multiple functional, and key parts rigidity such as the lower base of structure, ball is strong, uses safe and reliable, and daily maintenance is simple, reduces cost of maintenance by a wide margin.

Drawings

Fig. 1 is the utility model relates to a track transportation vehicles air spring commonality testboard mechanical structure's schematic structure diagram.

Fig. 2 is the utility model relates to a rail transit vehicle air spring commonality testboard mechanical structure's go up anchor clamps's schematic structure diagram.

Fig. 3 is the utility model relates to a track transportation vehicles air spring commonality testboard mechanical structure's down anchor clamps's schematic structure view.

Fig. 4 is the utility model relates to a rail transit vehicle air spring commonality testboard mechanical structure's air inlet pipeline's schematic structure.

Fig. 5 is a schematic structural view of a first type center inflatable air spring of a mechanical structure of a test board for air spring universality of a rail transit vehicle.

Fig. 6 is a schematic structural view of a second type eccentric inflatable air spring of the mechanical structure of the test board for the air spring universality of the rail transit vehicle of the present invention.

Detailed Description

The invention will be further elucidated by means of specific embodiments in the following description, in conjunction with the drawings, in which: for those skilled in the art, modifications of the invention in various equivalent forms will fall within the scope of the appended claims without departing from the principles of the invention.

As shown in fig. 1 to 4, a mechanical structure of a test bench for testing the universality of an air spring of a rail transit vehicle comprises: a rack 1, a linear sliding table module 2 is arranged on the middle side of the rack 1, a supporting sliding table 3 is arranged on the linear sliding table module 2, an air spring lower clamp 4 is arranged on the linear sliding table module 2, an air spring 5 is arranged on the lower clamp 4, a testing lower base 6 is arranged on the rack 1 on two sides of the linear

sliding table module

2, 2 guide posts 7 are respectively arranged on two sides of the testing lower base 6, a ball screw 8 is arranged on the lower base 6 on the middle side of each guide post 7, a motor mounting plate 9 is connected on the upper side of each guide post 7, a motor 10 is arranged on the motor mounting plate 9, a coupler 11 is connected with the lower end of the motor 10, the lower end of the coupler 11 is connected with the ball screw 8, a slide block 12 is arranged on the ball screw 8, a positioning plate 13 is connected on the slide block 12, and the positioning plate 13 is connected, the lower side of the positioning plate 13 is connected with a clamp mounting seat 15, the lower side of the clamp mounting seat 15 is provided with an upper clamp 16, the upper clamp 16 corresponds to the air spring 5, and the upper clamp 16 is connected with an additional air chamber 18 of the air spring through an air inlet pipeline 17.

Further, a replaceable spring inflating nozzle 19 is arranged on the upper clamp 16, the replaceable spring inflating nozzle 19 comprises a middle inflating nozzle 191, a first side inflating nozzle 192 and a second side inflating nozzle 193, an installation plate 194 connected with the clamp installation seat 15 is arranged at the upper end of the middle inflating nozzle 191, and a first universal positioning pin installation hole 195 and a second universal positioning pin installation hole 196 are further arranged on the upper clamp 16.

Further, the air spring additional chamber 18 comprises an air chamber 181, wherein 3 high-pressure air storage tanks 182 are arranged in the air chamber 181, and the high-pressure air storage tanks 182 are respectively connected with a middle inflating nozzle 191, a first side inflating nozzle 192 and a second side inflating nozzle 193 through an air inlet pipeline 17.

Further, the center of the lower clamp 4 is provided with a mounting screw hole 41 special for an air spring, and two sides of the lower clamp 4 are respectively provided with a first air spring mounting hole 42 and a second air spring mounting hole 43.

The utility model relates to a when track transportation vehicles air spring commonality testboard mechanical structure uses, artifical with first type center inflatable air spring (as shown in fig. 5) or second type eccentric inflatable air spring (as shown in fig. 6), install on anchor clamps 15 down, slide to the downside of supreme anchor clamps 16 by sharp slip table module 2, it has middle charging connector 191 to go up anchor clamps 16, first side charging connector 192 and second side charging connector 193, install according to the model of air spring 5 and aerify, charging connector 191 installation in the middle of first type center inflatable air spring adopts, second type eccentric inflatable air spring adopts first side charging connector 192 or second side charging connector 193 installation, the commonality is strong, it goes up and down to carry out the pressure equipment by motor drive locating plate 13 to go up and down to go up anchor clamps 16, high pressure air storage tank 182 admits air through air inlet pipe 17, carry out each item test.

Claims

1. The utility model provides a track transportation vehicles air spring commonality testboard mechanical structure which characterized in that includes: the air spring test bed comprises a frame (1), wherein a linear sliding table module (2) is arranged on the middle side of the frame (1), a supporting sliding table (3) is arranged on the linear sliding table module (2), an air spring lower clamp (4) is installed on the linear sliding table module (2), an air spring (5) is installed on the lower clamp (4), a testing lower base (6) is arranged on the frame (1) on two sides of the linear sliding table module (2), 2 guide columns (7) are respectively installed on two sides of the testing lower base (6), a ball screw (8) is installed on the lower base (6) on the middle side of each guide column (7), a motor mounting plate (9) is connected to the upper side of each guide column (7), a motor (10) is installed on the motor mounting plate (9), a coupler (11) is connected to the lower end of the motor (10), and the lower end of the coupler (11) is connected with the ball, install slider (12) on ball (8), be connected with locating plate (13) on slider (12), locating plate (13) are connected with guide post (7) through linear bearing (14), the downside of locating plate (13) is connected with anchor clamps mount pad (15), anchor clamps (16) are installed to the downside of anchor clamps mount pad (15), it is corresponding with air spring (5) to go up anchor clamps (16), it is connected with air spring additional air chamber (18) through air inlet pipeline (17) to go up anchor clamps (16).

2. The mechanical structure of the rail transit vehicle air spring universality test platform according to claim 1, characterized in that a replaceable spring inflating nozzle (19) is arranged on the upper clamp (16), the replaceable spring inflating nozzle (19) comprises a middle inflating nozzle (191), a first side inflating nozzle (192) and a second side inflating nozzle (193), a mounting plate (194) connected with the clamp mounting seat (15) is arranged at the upper end of the middle inflating nozzle (191), and a first universal positioning pin mounting hole (195) and a second universal positioning pin mounting hole (196) are further arranged on the upper clamp (16).

3. The mechanical structure of the test bench for testing the universality of the air spring of the rail transit vehicle as claimed in claim 1 or 2, wherein the additional air chamber (18) of the air spring comprises an air chamber (181), 3 high-pressure air storage tanks (182) are arranged in the air chamber (181), and the high-pressure air storage tanks (182) are respectively connected with a middle inflating nozzle (191), a first side inflating nozzle (192) and a second side inflating nozzle (193) through an air inlet pipeline (17).

4. The mechanical structure of the test bench for testing the universality of the air spring of the rail transit vehicle as claimed in claim 1, wherein a special mounting screw hole (41) for the air spring is arranged at the center of the lower clamp (4), and a first mounting hole (42) and a second mounting hole (43) for the air spring are respectively arranged at two sides of the lower clamp (4).