A passenger car brake valve overhaul assembly line

Abstract

The utility model discloses a kind of passenger car brake valve overhauls assembly line, and the left side of the above three stations is provided with polishing table, from left to right in succession in workshop B, there are to be overhauled storage rack, disassembly table and pre-washing station;Workshop A is arranged from left to right in succession, brake valve grinder, slide valve grinder and oil stone collation grinder, the left side of these three stations is arranged from left to right in succession, transfer trolley, cleaning material frame, transfer conveying line, ultrasonic cleaner, artificial supplementary washing equipment, spare part storage workbench, assembly workbench, 104 valve test bench module, 705 valve test bench and F8 valve test bench module;Spring test bench is arranged in the left side of spare part storage workbench;All stations in workshop A and workshop B jointly constitute the overhauls assembly line of passenger car brake valve, and the passenger car brake valve to be overhauled is sent to the first end of the assembly line of workshop A by lifting elevator after passing through the assembly line in workshop B to its end, realizes the transfer of the to-be-inspected.

Description

Technical Field

[0001] This utility model relates to the field of maintenance assembly line technology, specifically to a maintenance assembly line for bus brake valves. Background Technology

[0002] Currently, the maintenance of bus brake valves involves moving materials between different workstations, resulting in high labor intensity for workers. This application proposes a material identification and conveying line for bus brake valve maintenance.

[0003] The current maintenance procedures for bus brake valves have the following characteristics:

[0004] 1. The maintenance of brake valves between various work stations requires the handling of materials, resulting in high labor intensity for the operators;

[0005] 2. Workers need to verify the integrity of the materials. Utility Model Content

[0006] Therefore, this utility model provides a bus brake valve maintenance assembly line to solve the above-mentioned problems in the prior art. To achieve the above objective, this utility model provides the following technical solution: According to a first aspect of this utility model, a bus brake valve maintenance assembly line includes workrooms A and B arranged in upper and lower stacks;

[0007] Workshop B is arranged from left to right with a storage rack for items to be inspected, a disassembly table, and a pre-cleaning station, and a grinding table is set up next to the above three stations.

[0008] In workshop A, from left to right, there are brake valve grinding machines, slide valve grinding machines, and oilstone calibration grinding machines. Next to the workstations of the above three grinding machines, from left to right, there are transfer carts, cleaning material frames, transfer conveyor lines, ultrasonic cleaning machines, manual cleaning equipment, replacement parts storage workbenches, assembly workbenches, 104 valve test bench modules, 705 valve test benches, and F8 valve test bench modules. A spring test bench is located next to the replacement parts storage workbench.

[0009] All workstations in Workshop A and Workshop B together constitute the maintenance assembly line for bus brake valves. Bus brake valves to be inspected are transported from the assembly line in Workshop B to its end, and then sent to the beginning of the assembly line in Workshop A via elevator, thus realizing the transfer of valves to be inspected.

[0010] Furthermore, the 104 valve test bench module includes 104 valve test bench A, 104 valve test bench B, and 104 valve test bench C arranged side by side.

[0011] Furthermore, the F8 valve test bench module includes F8 valve test bench A and F8 valve test bench B arranged side by side.

[0012] Furthermore, the oilstone calibration grinder and the transfer car are transported by a trolley.

[0013] Furthermore, the ultrasonic cleaning machine includes an ultrasonic sub-tank A and an ultrasonic sub-tank B arranged from right to left. A loading station is arranged next to the ultrasonic sub-tank A, and ultrasonic tank A, ultrasonic tank B, rinsing tank, drying tank and unloading station are arranged in sequence to the left of the loading station.

[0014] Furthermore, a transfer gripper is also installed inside the ultrasonic cleaner.

[0015] Furthermore, it also includes a control panel for operating the ultrasonic cleaner.

[0016] The present invention has the following advantages: the bus brake valve maintenance assembly line of the present invention uses a conveyor line to transfer the cleaning material frame, reducing the amount of material handling by the operators; the cleaning material frame is customized and uses visual identification to identify the materials in the cleaning material frame. Attached Figure Description

[0017] Figure 1 This is a structural diagram of a bus brake valve maintenance assembly line provided for some embodiments of the present invention.

[0018] Figure 2 The image shows a front view of an ultrasonic cleaning machine for a bus brake valve maintenance line, as provided in some embodiments of this utility model.

[0019] Figure 3 This is a top view of an ultrasonic cleaning machine for a bus brake valve maintenance line, provided for some embodiments of this utility model.

[0020] Figure 4 A side view of an ultrasonic cleaning machine for a bus brake valve maintenance line, provided for some embodiments of this utility model.

[0021] Figure 5 This utility model provides a structural diagram of a cleaning material frame transfer and conveying line for a bus brake valve maintenance production line, which is shown in some embodiments.

[0022] In the diagram, 1. Storage rack for maintenance, 2. Disassembly table, 3. Pre-cleaning station, 4. Brake valve grinding machine, 5. Spool valve grinding machine, 6. Oilstone calibration grinding machine, 7. Transfer cart, 8. Cleaning material frame, 9. Transfer conveyor line, 10. Ultrasonic cleaning machine, 11. Manual cleaning equipment, 12. Must-replace parts storage workbench, 13. Assembly workbench, 14. 104 valve test bench A, 15. 104 valve test bench B, 16. 10 4-valve test bench C, 17. 705 valve test bench, 18. F8 valve test bench A, 19. F8 valve test bench B, 20. Grinding table, 21. Spring test bench, 22. Ultrasonic tank sub-tank A, 23. Loading station, 24. Ultrasonic tank sub-tank B, 25. Ultrasonic tank A, 26. Ultrasonic tank B, 27. Rinsing tank, 28. Drying tank, 29. Unloading station, 30. Control panel, 31. Transfer gripper, 32. Elevator. Detailed Implementation

[0023] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0024] Example 1

[0025] like Figure 1 As shown, a bus brake valve maintenance assembly line according to the first aspect of this utility model includes two stacked work areas, A and B. Work area B contains, from left to right, a storage rack 1, a disassembly table 2, and a pre-cleaning station 3, with a grinding table 20 located beside each of these three stations. Work area A contains, from left to right, a brake valve grinding machine 4, a slide valve grinding machine 5, and an oilstone calibration grinding machine 6. Next to the three stations of these three grinding machines, from left to right, are a transfer cart 7, a cleaning material frame 8, and a transfer... The system includes a conveyor line 9, an ultrasonic cleaner 10, a manual cleaning equipment 11, a replacement parts storage workbench 12, an assembly workbench 13, a 104 valve test bench module, a 705 valve test bench 17, and an F8 valve test bench module; a spring test bench 21 is located next to the replacement parts storage workbench 12; all workstations in workroom A and workroom B together constitute the bus brake valve maintenance assembly line. The bus brake valves to be inspected are transported from the assembly line in workroom B to its end, and then sent to the beginning of the assembly line in workroom A via elevator 32, thus realizing the transfer of the valves to be inspected.

[0026] In the above embodiments, it should be noted that during use, the storage rack 1 stores the distribution valve to be repaired; the disassembly table 2 disassembles the distribution valve; the pre-cleaning station 3 pre-cleans the housing of the distribution valve; the brake valve grinding machine 4 grinds the brake valve components in the distribution valve; the spool valve grinding machine 5 grinds the spool valve components in the distribution valve; the oilstone calibration grinding machine 6 grinds the oilstone in the spool valve grinding machine; the transfer cart 7 transfers the cleaning material frame 8; the cleaning material frame 8 is used for the disassembled distribution valve components; the transfer conveyor line 9 is used to transfer the cleaning material frame 8; the ultrasonic cleaning machine 10 cleans the distribution valve components in the cleaning pipe; the manual cleaning equipment 11 cleans and dries the components coming out of the ultrasonic cleaning machine; and the replacement parts storage workbench 12 is used for O-type... The rings and rubber parts are stored, and the operators place them on the cleaning material frame 8; the assembly workbench 13 assembles the distribution valve; the 104 valve test bench module is a special equipment for testing and verifying the performance of the 104 type air distribution valve of railway passenger cars; the 705 valve test bench 17 is a special equipment for testing and verifying the performance of railway passenger car brake valves (such as 104 type, F8 type, etc. air brake valves), mainly used for the maintenance, verification and performance testing of railway vehicle braking systems to ensure that the brake valves meet technical standards and safe operation requirements; the F8 valve test bench module is a special equipment for testing and verifying the performance of the F8 type electro-pneumatic brake valve of railway passenger cars; the grinding table 20 grinds the disassembled distribution valve parts; the spring test bench 21 performs spring tests on the spring parts inside the distribution valve.

[0027] The technical effects achieved by the above embodiments are as follows: Through the bus brake valve maintenance production line of this embodiment, the conveyor line is used to transfer the cleaning material frame, reducing the amount of material handling by the operators; the cleaning material frame is customized and visual identification is used to identify the materials in the cleaning material frame.

[0028] Example 2

[0029] like Figure 1 As shown, a bus brake valve maintenance assembly line includes all the contents of Example 1. In addition, the 104 valve test bench module includes 104 valve test benches A14, B15, and C16 arranged side by side. 104 valve test benches A14, B15, and C16 are parallel devices, and one of them can be selected for use. The main functions of the 104 valve test bench are: A. Sealing test (detecting leakage in key components such as the main valve, emergency valve, and inflation valve); B. Inflation and braking performance test (testing the inflation speed of the auxiliary air cylinder and the pressure rise / fall time of the brake cylinder); C. Stage braking / release test (verifying the stability of stage braking and stage release); D. Emergency braking performance test (detecting pressure fluctuations and response time during emergency braking); E. Fault diagnosis (automatically identifying common faults such as diaphragm damage, valve leakage, and jamming).

[0030] Optionally, the F8 valve test bench module includes F8 valve test bench A18 and F8 valve test bench B19 arranged side by side. F8 valve test bench A18 and F8 valve test bench B19 are used in parallel and their main functions are as follows: A. Electro-pneumatic braking performance test (detecting the action response time of the electro-pneumatic switching valve and emergency solenoid valve); B. Air braking performance test (testing the pressure characteristics of service braking and emergency braking (brake cylinder pressure, train pipe decompression speed)); C. Stage braking / release test (verifying the stability of stage braking and stage release (suitable for smooth operation requirements of passenger cars)); D. Sealing test (detecting leakage in the main valve, solenoid valve, and air circuit interface); E. Fault diagnosis and self-test (automatically identifying solenoid valve faults, diaphragm damage, valve port jamming, etc.).

[0031] The oilstone calibration grinder 6 and the transfer car 7 are transferred by a trolley.

[0032] Example 3

[0033] like Figures 2 to 4 As shown, a bus brake valve maintenance line includes all the contents of Embodiment 2. In addition, the ultrasonic cleaning machine 10 includes an ultrasonic sub-tank A22 and an ultrasonic sub-tank B24 arranged from right to left. A loading station 23 is arranged next to the ultrasonic sub-tank A22. To the left of the loading station 23, ultrasonic tanks A25, B26, rinsing tank 27, drying tank 28 and unloading station 29 are arranged in sequence.

[0034] In the above embodiments, it should be noted that, during use, the ultrasonic sub-tank A22 is used to heat the water inside the No. 1 ultrasonic tank; the loading station 23 is used to clean the material frame; the ultrasonic sub-tank B24 is used to heat the water inside the No. 2 ultrasonic tank; the ultrasonic tank A25 is used to perform the first ultrasonic cleaning on the cleaning material frame 8; the ultrasonic tank B26 is used to perform the second ultrasonic cleaning on the cleaning material frame 8; the rinsing tank 27 is used to rinse the cleaning material frame 8; the drying tank 28 is used to dry the cleaning material frame 8; and the unloading station 29 is used to unload the cleaning material frame 8.

[0035] Example 4

[0036] like Figures 2 to 4 As shown, a bus brake valve maintenance line includes all the contents of Embodiment 3. In addition, a transfer gripper 31 is provided on the upper part of the ultrasonic cleaner 10. The transfer gripper 31 is used to grab and transfer the cleaning material frame 8.

[0037] Optionally, it also includes a control panel 30 for operating the ultrasonic cleaner 10, the control panel 30 being used to operate the ultrasonic cleaner.

[0038] Example 5

[0039] like Figure 5 As shown, a bus brake valve maintenance line includes all the contents of Example 4. In addition, the cleaning material frame transfer conveyor line includes the following steps:

[0040] (1) At end A of the "1" upper hoist, materials are delivered to this workstation by personnel using a trolley;

[0041] (2) The operator first issues the material feeding instruction, the hoist of the "1" position is on the upper level, and the chain of the transfer machine is rotating;

[0042] (3) The operator pushes the pallet into the transfer machine in position "1";

[0043] (4) "2 on" and "3 on" are serial workstations. Under normal circumstances, the pallet will not go online or overtake other vehicles; it will pass through sequentially.

[0044] (5) There is a barrier after the "3 above" position;

[0045] (6) "4 on" refers to the lifting and transfer station;

[0046] (7) When there is no pallet at the "Clean A" position, the pallet will automatically move to the "Clean A" position. Note: The "Clean A" position is the loading station of the cleaning machine.

[0047] (8) When there is a tray in the "Clean A" position, the tray is transferred to the "5 Up" position and the "6 Up" position; after the ultrasonic cleaner removes the tray in the "Clean A" position, the trays in the "5 Up" position and the "6 Up" position are transferred to the "Clean A" position.

[0048] (9) After the cleaning machine finishes cleaning, the material frame reaches the "Clean B" position. Note: "Clean B" position is the unloading position of the cleaning machine.

[0049] (10) Position “8” is the lifting and transfer station;

[0050] (11) Positions “9 and 10” are serial workstations. The pallet will not be taken off the line or overtaken unless there is an abnormality. It will pass through the cleaning machine in sequence and the material frame will be transferred to the “9 and 10” workstations above.

[0051] (12) When there are material frames in both "9" and "10", the cleaned material frames are transferred to "7". When there are empty spaces in "9" and "10", the material frames in "7" are transferred to "9" and "10".

[0052] (13) A cylinder stop is provided after the "10 up" position;

[0053] (14) The "11 Up" position is the replenishment washing station, and a cylinder is installed to stop the "11 Up" position;

[0054] (15) "12 on" is the buffer station, and a cylinder is installed to stop it after "12 on";

[0055] (16) The "13 Upper" position is a sorting station, and a cylinder is installed to stop the "13 Upper" position;

[0056] (17) Positions “14 Up”, “15 Up”, “16 Up”, and “17 Up” are for pallets that, under normal circumstances, will not go offline or overtake, and will pass through in sequence:

[0057] (18) A cylinder stop is provided after the "17 up" position;

[0058] (19) "18 on" and "20 on" are transfer stations and are equipped with stoppers;

[0059] (20) "19 on" and "21 on" are parallel workstations, and the material frame must pass through "19 on" and "21 on";

[0060] (21) After the distribution valves are assembled at “19 and 21”, valve 104 is assigned to position “25” or “31”, and valve F8 is assigned to position “35”.

[0061]

[0062] (22) Positions “22 on” to “24 on” are cache workstations. The tray will not go offline or overtake unless there is an abnormality. They will pass through in sequence.

[0063] (23) The "25 upper" position is the unloading station of valve 104;

[0064] (24) Positions “26 on” to “30 on” are cache stations. The tray will not go offline or overtake unless there is an abnormality. It will pass through in sequence. There is a stop between “27 on” and “28 on”, and a stop after “31 on”.

[0065] (25) "31 on" is the unloading station for valve 104;

[0066] (26) Positions “32 on” to “33 on” are buffer stations. The tray will not go offline or overtake unless there is an abnormality. It will pass through in sequence. Position “34 on” is equipped with a stop.

[0067] (27) "34 above" refers to end B of the hoist;

[0068] (28) Position “34 Upper” is the F8 valve unloading station; Note:

[0069]

[0070] (29) Positions “35 down” to “39 down” form a set of return stations, and a blocking cylinder is installed at position “39 down”;

[0071] (30) Positions “40 down” to “44 down” form a set of return stations, and a blocking cylinder is provided at position “44 down”;

[0072] (31) Positions “45 down” to “49 down” form a set of return stations, and a blocking cylinder is provided at position “49 down”;

[0073] (32) Positions “50 down” to “54 down” form a set of return stations, and a blocking cylinder is provided at position “54 down”;

[0074] (33) Positions “55 down” to “59 down” form a set of return stations, and a blocking cylinder is installed at position “59 down”;

[0075] (34) Positions “60 down” to “64 down” form a set of return stations, and a blocking cylinder is provided at position “64 down”.

[0076] In the description of this utility model, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0077] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0078] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0079] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0080] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

[0081] In the description of this specification, the references to terms such as "Embodiment 1," "Embodiment 2," "Example," "Specific Example," or "Some Examples," etc., indicate that the specific method, apparatus, or feature described in connection with that embodiment or example is included in at least one embodiment or example of this utility model. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, methods, apparatus, or features described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0082] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A bus brake valve maintenance assembly line, characterized in that, This includes workspace A and workspace B, which are stacked on top of each other. Workshop B is arranged from left to right with a storage rack for maintenance (1), a disassembly table (2) and a pre-cleaning station (3), and a polishing table (20) is set up on the side of the above three stations. In workshop A, from left to right, there are brake valve grinding machine (4), slide valve grinding machine (5) and oilstone calibration grinding machine (6). Next to the workstations of the above three grinding machines, from left to right, there are transfer cart (7), cleaning material frame (8), transfer conveyor line (9), ultrasonic cleaning machine (10), manual cleaning equipment (11), replacement parts storage workbench (12), assembly workbench (13), 104 valve test bench module, 705 valve test bench (17) and F8 valve test bench module; a spring test bench (21) is set up next to the replacement parts storage workbench (12). All workstations in Workshop A and Workshop B together constitute the maintenance line for the bus brake valve. The bus brake valve to be inspected is sent from the end of the line in Workshop B to the beginning of the line in Workshop A via elevator (32) to realize the transfer of the valve to be inspected.

2. The bus brake valve maintenance assembly line according to claim 1, characterized in that, The 104 valve test bench module includes 104 valve test bench A (14), 104 valve test bench B (15) and 104 valve test bench C (16) arranged side by side.

3. The bus brake valve maintenance assembly line according to claim 1, characterized in that, The F8 valve test bench module includes F8 valve test bench A (18) and F8 valve test bench B (19) arranged side by side.

4. The bus brake valve maintenance assembly line according to claim 1, characterized in that, The oilstone calibration grinder (6) and the transfer car (7) are transferred by a trolley.

5. The bus brake valve maintenance assembly line according to claim 1, characterized in that, The ultrasonic cleaning machine (10) includes an ultrasonic sub-tank A (22) and an ultrasonic sub-tank B (24) arranged from right to left. A loading station (23) is arranged on the side of the ultrasonic sub-tank A (22). To the left of the loading station (23) are arranged ultrasonic tank A (25), ultrasonic tank B (26), rinsing tank (27), drying tank (28) and unloading station (29).

6. The bus brake valve maintenance assembly line according to claim 5, characterized in that, An ultrasonic cleaner (10) is also provided with a transfer gripper (31) on the upper part of its interior.

7. The bus brake valve maintenance assembly line according to claim 5, characterized in that, It also includes a control panel (30) for operating the ultrasonic cleaner (10).

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