CN218994710U - High air spring test bench of security - Google Patents
High air spring test bench of security Download PDFInfo
- Publication number
- CN218994710U CN218994710U CN202223308559.XU CN202223308559U CN218994710U CN 218994710 U CN218994710 U CN 218994710U CN 202223308559 U CN202223308559 U CN 202223308559U CN 218994710 U CN218994710 U CN 218994710U
- Authority
- CN
- China
- Prior art keywords
- lifting
- air spring
- cover plate
- sliding
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The technical scheme of the utility model discloses an air spring test bed with high safety, which comprises a workbench, an upper supporting frame, an upper cover plate, a lifting upright post, a lifting cross beam and a sliding device; the upper supporting frame is fixed above the workbench, the upper cover plate is fixed at the upper end of the upper supporting frame, the lifting cross beams are formed and the lifting stand columns are arranged inside the upper supporting frame, the lifting stand columns are symmetrically arranged on the workbench, the upper ends of the lifting stand columns penetrate through the lifting cross beams to form and then are fixed with the upper cover plate, the sliding device is arranged at the lower side of the lifting cross beams and located between the lifting stand columns, the sliding device is arranged on the workbench and matched with the lifting cross beams through the sliding device, and the air spring can be compressed only by pressing down the pressing plate, so that the lifting cross beams are simple to install, convenient to operate and high in safety.
Description
Technical Field
The utility model belongs to the technical field of air spring test equipment, and particularly relates to an air spring test bed with high safety.
Background
The air spring test bed is special test equipment for air spring air tightness test and pressure maintaining test of the metro vehicle. The existing air springs are usually carried to a proper position, then the air springs are pressed in the upper and lower directions, and then relevant detection tests and the like are carried out. Patent CN 101424582B discloses an air spring test stand, including mechanical system, open pneumatic system and electrical measurement and control system, mechanical system includes a workstation, the bottom of workstation is provided with lifting device, be provided with carrier on the bottom's the lower beam is constituteed, install loading screw mechanism on the crossbeam on workstation upper portion, loading screw mechanism is located directly over lifting device, wherein, be provided with pressure sensor in the tuber pipe that air inflation mechanism and tested air spring are connected, be provided with displacement sensor on the stand, be connected with electrical measurement and control system respectively, but the track in the carrier is sectional type, air spring falls down along with the track in the carrying process, easy the trouble of producing, and also compress tightly air spring through the loading screw of downside lifting device and upside, the structure is complicated, in addition, the lift in the loading screw mechanism is fixed on the entablature, after air spring aerifys, lead to the screw on the entablature to loosen and jack up the entablature easily, produce the safety problem. Therefore, it is necessary to design an air spring test stand with simple structure and high safety.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the air spring test stand with high safety, the air spring can be tightly pressed by only pressing down the pressure plate through the mutual cooperation of the sliding device, the lifting cross beam and the like, the installation is simple, the operation is convenient, and the screw rod lifter is installed and fixed on the inner wall of the upper cover plate to prevent the screw from loosening and being jacked up due to the acting force of the air spring, so that the safety is high.
The technical scheme of the utility model is as follows: an air spring test bed with high safety comprises a workbench, an upper supporting frame, an upper cover plate, a lifting upright post and a lifting cross beam and a sliding device; the upper supporting frame is fixed above the workbench, the upper cover plate is fixed at the upper end of the upper supporting frame, the lifting cross beam assembly and the lifting upright posts are arranged in the upper supporting frame, the lifting upright posts are symmetrically arranged on the workbench, the upper ends of the lifting upright posts penetrate through the lifting cross beam assembly and then are fixed with the upper cover plate, the sliding device is arranged at the lower side of the lifting cross beam assembly and is positioned between the lifting upright posts, and the sliding device is arranged on the workbench;
the lifting beam comprises a screw rod lifter, a lifting beam cover plate and a pressure plate, wherein the upper end of the screw rod lifter is fixed on the inner wall of the upper cover plate, the lower end of the screw rod lifter is connected with the lifting beam cover plate, the lifting beam cover plate is fixed at the upper end of the pressure plate, guide sleeves are arranged at the left end and the right end of the pressure plate, lifting upright posts are arranged in the guide sleeves, an air spring cover plate air inlet is arranged at the center of the lifting beam cover plate, a guide air inlet hole is arranged at the center of the pressure plate, and an air spring positioning sensor and an air inlet pipeline are arranged on the side face of the pressure plate;
the sliding device comprises a sliding seat, a sliding block, a sliding rail, an empty spring mounting seat and a limiting fixing seat, wherein the sliding rail is fixed on the upper end face of the workbench, the sliding block is fixed at the lower end of the sliding seat, the sliding block is matched with the sliding rail, the empty spring mounting seat is arranged at the upper end of the sliding seat, the limiting fixing seat is arranged at the rear side of the sliding seat, the lower end of the limiting fixing seat is fixed on the workbench, and the upper end of the limiting fixing seat extends to the lower part of the empty spring mounting seat;
the centers of the air inlet of the hollow spring cover plate, the guide air inlet hole, the screw rod lifter and the hollow spring mounting seat are positioned on the same axis.
Further, a guard rail, an upper side baffle and an upper rear baffle are arranged on the upper supporting frame, the upper side baffle is fixed at the left end and the right end of the upper supporting frame, the upper rear baffle is fixed at the rear end of the upper supporting frame, and the guard rail is arranged at the front end of the upper supporting frame.
Further, the lifting column extends in a vertical direction.
Further, the sliding rails are symmetrically arranged on the workbench, a sliding block is arranged on each sliding rail, the sliding blocks are symmetrically arranged on the left side and the right side of the sliding seat, and the hollow spring mounting seat is arranged at the center of the sliding seat.
Further, the upper supporting frame is internally provided with a limit bracket, the upper end of the limit bracket is fixed with the upper cover plate, the lower end of the limit bracket is fixed with the workbench, the limit bracket and the empty spring positioning sensor are arranged on the same side, an upper limit travel switch and a lower limit travel switch are arranged on the limit bracket, the upper limit travel switch is arranged on the upper side of the lifting beam cover plate, and the lower limit travel switch is arranged on the lower side of the lifting beam cover plate.
Further, the pressure plate is of a hexagonal prism structure.
Further, the air spring test bed with high safety further comprises an air circuit system, a measurement and control system, a control system, software and an information system; the air circuit system is connected with the air inlet pipeline and is used for inflating, exhausting and maintaining pressure of the air spring; the measurement and control system is used for detecting the air spring and feeding back detection data to the software and information system; the control system is used for controlling the ascending and descending actions of the pressure plate and the inflation and exhaust control of the air spring; the software and information system is used for automatically collecting and controlling test data and managing the test data.
By adopting the technical scheme, the beneficial effects of the utility model are as follows:
(1) According to the utility model, the air spring is conveyed to the lower side of the pressure plate through the mutual matching of the sliding device and the lifting cross beam, the pressure plate is controlled to move downwards by the screw rod lifter, the air spring is compressed, so that the air spring air tightness test and the pressure maintaining test are conveniently carried out, the air spring height and the rubber pile height are detected, the air spring is convenient to install and position, the air spring can be conveniently conveyed and positioned, the air spring can be compressed only by pressing down the pressure plate, the structure is simple, the operation is convenient, the experimental data are accurate and reliable, and the cost is low.
(2) According to the screw rod lifter, the screw rod lifter is arranged and fixed on the inner wall of the upper cover plate, after the air spring is inflated, acting force of the air spring and the screw rod lifter on the upper cover plate is counteracted, the screw is prevented from loosening and being jacked up due to acting force of the air spring, safety is high, service life is long, and maintenance times are reduced.
(3) The positioning of the sliding seat is guaranteed through the limiting fixed seat, so that the accurate positioning of the air spring is guaranteed, and the operation safety is guaranteed through the lifting position of the positioning pressure plate of the upper limit travel switch, the lower limit travel switch and the air spring positioning sensor.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a lifting beam assembly;
FIG. 3 is a bottom view of the platen;
FIG. 4 is a schematic view of a sliding device;
fig. 5 is a schematic structural view of the positioning bracket.
In the figure, a workbench 1, an upper supporting frame 2, an upper cover plate 3, a lifting upright post 4, a lifting beam component 5, a sliding device 6, a protective fence 21, an upper side baffle 22, an upper rear baffle 23, a limit bracket 24, an upper limit travel switch 25, a lower limit travel switch 26, a screw rod lifter 51, a lifting beam cover plate 52, a pressure plate 53, a guide sleeve 54, an air spring cover plate air inlet 55, a guide air inlet hole 56, an air spring positioning sensor 57, an air inlet pipeline 58, a sliding seat 61, a sliding block 62, a sliding rail 63, an air spring mounting seat 64 and a limit fixing seat 65.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
Example 1
Referring to fig. 1 to 5, an air spring test stand with high safety comprises a workbench 1, an upper supporting frame 2, an upper cover plate 3, a lifting upright 4, a lifting cross beam assembly 5 and a sliding device 6; the upper supporting frame 2 is fixed above the workbench 1, the upper cover plate 3 is fixed at the upper end of the upper supporting frame 2, the lifting beam component 5 and the lifting upright posts 4 are arranged inside the upper supporting frame 2, the lifting upright posts 4 are symmetrically arranged on the workbench 1, the upper ends of the lifting upright posts 4 penetrate through the lifting beam component 5 and then are fixed with the upper cover plate 3, the sliding device 6 is arranged at the lower side of the lifting beam component 5 and positioned between the lifting upright posts 4, and the sliding device 6 is arranged on the workbench 1;
the lifting beam assembly 5 comprises a screw rod lifter 51, a lifting beam cover plate 52 and a pressure plate 53, wherein the upper end of the screw rod lifter 51 is fixed on the inner wall of the upper cover plate 3, the lower end of the screw rod lifter 51 is connected with the lifting beam cover plate 52, the lifting beam cover plate 52 is fixed on the upper end of the pressure plate 53, guide sleeves 54 are arranged at the left end and the right end of the pressure plate 53, the lifting upright post 4 is arranged in the guide sleeves 54, an air spring cover plate air inlet 55 is arranged in the center of the lifting beam cover plate 52, a guide air inlet hole 56 is arranged in the center of the pressure plate 53, and an air spring positioning sensor 57 and an air inlet pipeline 58 are arranged on the side surface of the pressure plate 53;
the lifting beam assembly 5 is used for positioning and loading the tested air spring, has simple design structure, no leakage and convenient control operation, accurately positions the lifting position of the pressure plate 53 through the air spring positioning sensor 57, and the air spring cover plate air inlet 55 is matched with the guide air inlet hole 56 so as to facilitate the positioning, inflation and exhaust of the air spring during the test. The platen 53 and the lifting beam cover 52 are lifted or lowered along the lifting column 4. The air inlet pipeline 58 and the air spring cover plate air inlet 55 are used for inflating, exhausting and maintaining pressure of the air spring, and the guide air inlet hole 56 is used for accommodating the upper end of the air spring.
The sliding device 6 comprises a sliding seat 61, a sliding block 62, a sliding rail 63, a hollow spring mounting seat 64 and a limit fixing seat 65, wherein the sliding rail 63 is fixed on the upper end face of the workbench 1, the sliding block 62 is fixed at the lower end of the sliding seat 61, the sliding block 62 is matched with the sliding rail 63, the hollow spring mounting seat 64 is mounted at the upper end of the sliding seat 61, the limit fixing seat 65 is arranged at the rear side of the sliding seat 61, the lower end of the limit fixing seat 65 is fixed on the workbench 1, and the upper end of the limit fixing seat 65 extends to the lower part of the hollow spring mounting seat 64;
the slider 6 is mainly used for conveying, positioning and bearing the air spring, and through the slider 62 and the sliding seat 61, the air spring can be installed in a clear place of the workbench 1, the operation is convenient, the movement of the air spring is convenient and stable through the slider 62, and the positioning of the moving position of the sliding seat 61 is convenient through the limiting fixed seat 65, so that the accurate positioning of the air spring is ensured.
The centers of the air inlet 55 of the air spring cover plate, the guide air inlet hole 56, the screw rod lifter 51 and the air spring mounting seat 64 are positioned on the same axis.
Further, the guard rail 21, the upper side baffle 22 and the upper rear baffle 23 are mounted on the upper support frame 2, the upper side baffle 22 is fixed at the left and right ends of the upper support frame 2, the upper rear baffle 23 is fixed at the rear end of the upper support frame 2, and the guard rail 21 is mounted at the front end of the upper support frame 2.
The sliding seat 61, the lifting beam assembly 5 and the air spring are protected by the guard rail 21, the upper side baffle 22 and the upper rear baffle 23.
Further, the lifting column 4 extends in a vertical direction.
Further, the sliding rails 63 are symmetrically disposed on the workbench 1, each sliding rail 63 is provided with a sliding block 62, the sliding blocks 62 are symmetrically disposed on the left and right sides of the sliding seat 61, and the hollow spring mounting seat 64 is disposed at the center of the sliding seat 61.
Further, a limit bracket 24 is arranged in the upper supporting frame 2, the upper end of the limit bracket 24 is fixed with the upper cover plate 3, the lower end of the limit bracket 24 is fixed with the workbench 1, the limit bracket 24 and the air spring positioning sensor 57 are arranged on the same side, an upper limit travel switch 25 and a lower limit travel switch 26 are arranged on the limit bracket 24, the upper limit travel switch 25 is arranged on the upper side of the lifting beam cover plate 52, and the lower limit travel switch 26 is arranged on the lower side of the lifting beam cover plate 52.
One upper side shield, upper tailgate, guard rail and sliding device are omitted from fig. 5.
The upper limit travel switch 25 and the lower limit travel switch 26 limit the range of the up-and-down movement of the pressure plate 53 along the lifting column 4, so that the pressure plate 53 is prevented from being too low or too high to cause collision damage.
Further, the platen 53 has a hexagonal prism structure.
Further, the air spring test bed with high safety further comprises an air circuit system, a measurement and control system, a control system, software and an information system; the air path system is connected with an air inlet pipeline 58 and is used for inflating, exhausting and maintaining pressure of the air spring; the measurement and control system is used for detecting the air spring and feeding back detection data to the software and information system; the control system is used for controlling the ascending and descending actions of the pressure plate 53 and the inflation and exhaust control of the air spring; the software and information system is used for automatically collecting and controlling test data and managing the test data.
The gas circuit system comprises a pressure source, a gas circuit control element, a pipeline and the like and is used for inflating, exhausting and maintaining pressure of the air spring in the air tightness experiment. The measurement and control system adopts a pressure sensor, a displacement sensor, an auxiliary component thereof and the like to detect the test process, and can accurately feed back detection data to the software and information system. The software and information system is used for automatically collecting and controlling the data of the airtight test and the pressure maintaining test, managing the test data and generating a relevant test report.
When the air spring test stand with high safety in this embodiment 1 works, the air spring is mounted on the air spring mounting seat 64, the sliding seat 61 is driven to move to the limit fixing seat 65 by the sliding block 62 moving along the sliding rail 63, at this time, the centers of the air spring, the air spring cover plate air inlet 55 and the guide air inlet 56 are located on the same axis, then the screw rod lifter 51 drives the lifting beam cover plate 52 and the pressure plate 53 to descend, the air spring is compressed by controlling the descending distance of the pressure plate 53 by the control system, the air spring is inflated by controlling the air circuit system by the control system, the air enters the air spring from the air inlet pipeline 58 through the air spring cover plate air inlet 55, and finally the air spring is tested and detected by controlling the measurement and control system by software and information system.
Claims (7)
1. High air spring test bench of security, its characterized in that: comprises a workbench (1), an upper supporting frame (2), an upper cover plate (3), a lifting upright post (4), a lifting cross beam component (5) and a sliding device (6); the upper supporting frame (2) is fixed above the workbench (1), the upper cover plate (3) is fixed at the upper end of the upper supporting frame (2), the lifting beam component (5) and the lifting upright posts (4) are arranged inside the upper supporting frame (2), the lifting upright posts (4) are symmetrically arranged on the workbench (1), the upper ends of the lifting upright posts (4) penetrate through the lifting beam component (5) and then are fixed with the upper cover plate (3), the sliding device (6) is arranged at the lower side of the lifting beam component (5) and positioned between the lifting upright posts (4), and the sliding device (6) is arranged on the workbench (1);
the lifting beam assembly (5) comprises a screw rod lifter (51), a lifting beam cover plate (52) and a pressure plate (53), wherein the upper end of the screw rod lifter (51) is fixed on the inner wall of the upper cover plate (3), the lower end of the screw rod lifter (51) is connected with the lifting beam cover plate (52), the lifting beam cover plate (52) is fixed at the upper end of the pressure plate (53), guide sleeves (54) are arranged at the left end and the right end of the pressure plate (53), a lifting upright post (4) is arranged in the guide sleeves (54), an air spring cover plate air inlet (55) is arranged at the center of the lifting beam cover plate (52), a guide air inlet hole (56) is arranged at the center of the pressure plate (53), and an air spring positioning sensor (57) and an air inlet pipeline (58) are arranged on the side surface of the pressure plate (53);
the sliding device (6) comprises a sliding seat (61), a sliding block (62), a sliding rail (63), an empty spring mounting seat (64) and a limiting fixing seat (65), wherein the sliding rail (63) is fixed on the upper end face of the workbench (1), the sliding block (62) is fixed at the lower end of the sliding seat (61), the sliding block (62) is matched with the sliding rail (63), the empty spring mounting seat (64) is mounted at the upper end of the sliding seat (61), the limiting fixing seat (65) is arranged at the rear side of the sliding seat (61), the lower end of the limiting fixing seat (65) is fixed on the workbench (1), and the upper end of the limiting fixing seat (65) extends to the lower part of the empty spring mounting seat (64);
the centers of the air inlet (55) of the hollow spring cover plate, the guide air inlet hole (56), the screw rod lifter (51) and the hollow spring mounting seat (64) are positioned on the same axis.
2. The high-safety air spring test stand according to claim 1, wherein: the upper support frame (2) is provided with a guard rail (21), an upper side baffle plate (22) and an upper rear baffle plate (23), the upper side baffle plate (22) is fixed at the left end and the right end of the upper support frame (2), the upper rear baffle plate (23) is fixed at the rear end of the upper support frame (2), and the guard rail (21) is arranged at the front end of the upper support frame (2).
3. The high-safety air spring test stand according to claim 1, wherein: the lifting upright post (4) extends along the vertical direction.
4. The high-safety air spring test stand according to claim 1, wherein: the sliding rails (63) are symmetrically arranged on the workbench (1), a sliding block (62) is arranged on each sliding rail (63), the sliding blocks (62) are symmetrically arranged on the left side and the right side of the sliding seat (61), and the hollow spring mounting seat (64) is arranged in the center of the sliding seat (61).
5. The high-safety air spring test stand according to claim 1, wherein: the upper supporting frame (2) is internally provided with a limiting support (24), the upper end of the limiting support (24) is fixed with an upper cover plate (3), the lower end of the limiting support is fixed with a workbench (1), the limiting support (24) and an empty spring positioning sensor (57) are arranged on the same side, an upper limit travel switch (25) and a lower limit travel switch (26) are arranged on the limiting support (24), the upper limit travel switch (25) is arranged on the upper side of a lifting cross beam cover plate (52), and the lower limit travel switch (26) is arranged on the lower side of the lifting cross beam cover plate (52).
6. The high-safety air spring test stand according to claim 1, wherein: the pressure plate (53) is of a hexagonal prism structure.
7. The high-safety air spring test stand according to claim 1, wherein: the system also comprises an air path system, a measurement and control system, a control system, software and an information system; the air path system is connected with an air inlet pipeline (58) and is used for inflating, exhausting and maintaining pressure of the air spring; the measurement and control system is used for detecting the air spring and feeding back detection data to the software and information system; the control system is used for controlling the ascending and descending actions of the pressure plate (53) and the inflation and exhaust control of the air spring; the software and information system is used for automatically collecting and controlling test data and managing the test data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223308559.XU CN218994710U (en) | 2022-12-09 | 2022-12-09 | High air spring test bench of security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223308559.XU CN218994710U (en) | 2022-12-09 | 2022-12-09 | High air spring test bench of security |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218994710U true CN218994710U (en) | 2023-05-09 |
Family
ID=86224110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223308559.XU Active CN218994710U (en) | 2022-12-09 | 2022-12-09 | High air spring test bench of security |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218994710U (en) |
-
2022
- 2022-12-09 CN CN202223308559.XU patent/CN218994710U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104568094B (en) | Fixed train lifting overhauling device with complete train weighing function | |
| CN101424582B (en) | Air spring test stand | |
| CN218994710U (en) | High air spring test bench of security | |
| CN201548310U (en) | Suspended vehicle-weighing lifting device | |
| CN101726351A (en) | Suspension type vehicle weighting lifting device for drum-type motor vehicle detecting system | |
| CN216549513U (en) | Anti-falling device of automatic lifting platform | |
| CN213812051U (en) | Fixed plate detection device of automobile air conditioner compressor | |
| CN115752907A (en) | Engine cylinder block air tightness detection device and method | |
| CN214407387U (en) | Car light size detection frock | |
| CN210426452U (en) | Measuring device for deformation of bottom arch of pop can | |
| CN210070898U (en) | Air bag size detection equipment | |
| CN210802418U (en) | Bearing ring groove height detection device | |
| CN201129995Y (en) | Engine cylinder cap air valve spring detecting machine | |
| CN215677472U (en) | Stereo set casing gas leakage detection tool | |
| CN211361273U (en) | Light conductor detects pressfitting machine | |
| CN220871682U (en) | New energy high-voltage direct-current contactor contact point height laser detector | |
| CN217132136U (en) | Detection device for safety airbag spring installation state | |
| CN114682448B (en) | Accurate side roof machine that targets in place | |
| CN214893930U (en) | Airtightness detection equipment for oil pan | |
| CN211109534U (en) | Test machine sample conveyer | |
| CN212133980U (en) | Device for detecting storage battery | |
| CN211576084U (en) | Part bearing platform capable of improving measurement efficiency | |
| CN221726130U (en) | Busbar resistance testing device | |
| CN214040612U (en) | Thrust detection device | |
| CN221147963U (en) | Air tightness detection equipment for battery pack box body |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |