Assembly tool for middle roof plate of urban rail vehicle

Abstract

The utility model relates to the technical field of urban rail vehicle assembly tools, and discloses an urban rail vehicle middle roof plate assembly tool which comprises a bottom frame, universal wheels are arranged at the four corners of the lower end of the bottom frame, supporting rods are arranged at the four corners of the upper end of the bottom frame, a workbench is arranged at the upper ends of the supporting rods, and a vacuum pump is arranged in the middle of the upper end of the workbench. A first three-way connector is arranged at the upper end of the input end of the vacuum pump, second three-way connectors are arranged at the two ends, away from the vacuum pump, of the first three-way connector, and the upper end of the workbench is connected with electric-hydraulic push rods which are located on the two sides of the vacuum pump and oppositely arranged. By arranging a vacuum pump, a first three-way joint, a second three-way joint, a connecting hose, a vacuum chuck, a lifting plate and a connecting plate, the assembly tool can be conveniently adsorbed, fixed and separated from the middle roof plate of the urban rail vehicle, so that the assembly work is facilitated; and the electric-hydraulic push rod is matched with the lifting plate, so that the assembly tool can meet different assembly height requirements of the top plate.

Description

Technical Field

[0001] The utility model belongs to the technical field of urban rail vehicle assembly tooling, in particular to an urban rail vehicle middle top plate assembly tooling. Background Art

[0002] Tooling, that is, process equipment, refers to the general term for various tools used in the manufacturing process, including cutting tools, fixtures, molds, measuring tools, inspection tools, auxiliary tools, fitter tools, work station equipment, etc. The roof plate assembly tooling for urban rail vehicles is the auxiliary installation tool for the roof plate of urban rail vehicles.

[0003] The roof panels in existing urban rail vehicles are usually fixed and installed by multiple people during installation. The movement and lifting of the roof panels remain unchanged, and the installation is time-consuming and laborious. Therefore, a roof panel assembly tool for urban rail vehicles is proposed. Summary of the invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a roof assembly tool for urban rail vehicles, which effectively solves the problems existing in the assembly of the roof of the existing urban rail vehicles.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a top plate assembly tool in an urban rail vehicle comprises a base frame, universal wheels are arranged at the four corners of the lower end of the base frame, support rods are arranged at the four corners of the upper end of the base frame, a workbench is arranged at the upper end of the support rods, a vacuum pump is arranged in the middle of the upper end of the workbench, a first three-way joint is arranged at the upper end of the input end of the vacuum pump, second three-way joints are arranged at both ends of the first three-way joint away from the vacuum pump, an electro-hydraulic push rod located on both sides of the vacuum pump and arranged oppositely is connected to the upper end of the workbench, a lifting plate is arranged at the upper end of the electro-hydraulic push rod, a connecting plate is arranged between the middle parts of the two lifting plates, vacuum suction cups are arranged at both ends of the lifting plates, and a connecting hose connected to the corresponding second three-way joint is arranged at the lower end of the vacuum suction cup.

[0006] Preferably, the upper ends of the workbenches on the other two sides of the vacuum suction cup are connected with handle rods via bolts, and the upper ends of the universal wheels are connected to the lower ends of the base frame via bolts.

[0007] Preferably, the lower end of the support rod is connected to the upper end of the base frame by a threaded connection, the assembly tool can be conveniently moved through the universal wheel, the universal wheel can be locked by the wheel lock on the universal wheel, and the upper end of the support rod is connected to the lower end of the workbench by a bolt.

[0008] Preferably, the lower end of the vacuum pump is connected to the upper end of the workbench by bolts, the first three-way joint is connected to the exhaust end of the vacuum pump by a flange, the vacuum pump can exhaust air through the first three-way joint when working, the second three-way joint is connected to the first three-way joint by a flange, the lower end of the connecting hose is connected to the second three-way joint by a flange, and the vacuum suction cup is connected to the exhaust end of the vacuum pump through the second three-way joint and the first three-way joint.

[0009] Preferably, the lower end of the electro-hydraulic push rod is connected to the upper end of the workbench by a flange, the output end of the electro-hydraulic push rod is connected to the middle part of the lower end of the lifting plate by bolts, and the connecting plate is connected to the lifting plate by bolts. The connecting plate can improve the synchronization and stability of the lifting of the two lifting plates. The two electro-hydraulic push rods are controlled by an external control device to work synchronously, and the electro-hydraulic push rod can drive the lifting plate to rise and fall when working.

[0010] Preferably, the upper end of the connecting hose is connected to the lower end of the vacuum suction cup via a flange, and the vacuum suction cup is connected to the lifting plate via threads, and the lifting plate can drive the vacuum suction cup to be lifted and lowered when being lifted and lowered.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the top plate assembly tool for the urban rail vehicle, by arranging a vacuum pump, a first three-way joint, a second three-way joint, a connecting hose, a vacuum suction cup, a lifting plate and a connecting plate, the assembly tool can be conveniently adsorbed, fixed and separated from the top plate in the urban rail vehicle for assembly work; the electro-hydraulic push rod cooperates with the lifting plate to enable the assembly tool to meet different assembly height requirements of the top plate; the universal wheel can facilitate the movement of the assembly tool and the top plate fixed on the assembly tool, and further facilitate the assembly work of the top plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the connection structure of the first three-way connector and the second three-way connector in the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the lifting plate and the vacuum suction cup in the utility model;

[0017] In the figure: 1. base frame; 2. universal wheel; 3. support rod; 4. workbench; 5. vacuum pump; 6. first three-way joint; 7. second three-way joint; 8. electro-hydraulic push rod; 9. lifting plate; 10. connecting plate; 11. vacuum suction cup; 12. connecting hose; 13. handle bar. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0019] In this embodiment, Figure 1-3 The utility model includes a base frame 1, universal wheels 2 are arranged at the four corners of the lower end of the base frame 1, support rods 3 are arranged at the four corners of the upper end of the base frame 1, a workbench 4 is arranged at the upper end of the support rods 3, a vacuum pump 5 is arranged at the middle of the upper end of the workbench 4, a first three-way joint 6 is arranged at the upper end of the input end of the vacuum pump 5, and second three-way joints 7 are arranged at both ends of the first three-way joint 6 away from the vacuum pump 5. The upper end of the workbench 4 is connected to an electro-hydraulic push rod 8 located on both sides of the vacuum pump 5 and arranged oppositely, a lifting plate 9 is arranged at the upper end of the electro-hydraulic push rod 8, a connecting plate 10 is arranged between the middle parts of the two lifting plates 9, vacuum suction cups 11 are arranged at both ends of the lifting plates 9, and a connecting hose 12 is arranged at the lower end of the vacuum suction cup 11.

[0020] Among them, the upper ends of the workbenches 4 located on the other two sides of the vacuum suction cup 11 are connected with handle rods 13 by bolts, the upper ends of the universal wheels 2 are connected to the lower ends of the base frame 1 by bolts, the assembly tooling can be conveniently moved through the universal wheels 2, and the universal wheels 2 can be locked by the wheel locks on the universal wheels 2.

[0021] Among them, the lower end of the support rod 3 is connected to the upper end of the base frame 1 through a threaded connection, the upper end of the support rod 3 is connected to the lower end of the workbench 4 through a bolt, the lower end of the vacuum pump 5 is connected to the upper end of the workbench 4 through a bolt, the first three-way joint 6 is connected to the exhaust end of the vacuum pump 5 through a flange, and the vacuum pump 5 can exhaust air through the first three-way joint 6 when working, the second three-way joint 7 is connected to the first three-way joint 6 through a flange, the lower end of the connecting hose 12 is connected to the second three-way joint 7 through a flange, the upper end of the connecting hose 12 is connected to the lower end of the vacuum suction cup 11 through a flange, and the vacuum suction cup 11 is connected to the exhaust end of the vacuum pump 5 through the second three-way joint 7 and the first three-way joint 6.

[0022] Among them, the lower end of the electro-hydraulic push rod 8 is connected to the upper end of the workbench 4 through a flange, the output end of the electro-hydraulic push rod 8 is connected to the middle part of the lower end of the lifting plate 9 through bolts, the two electro-hydraulic push rods 8 are controlled by an external control device to work synchronously, the electro-hydraulic push rod 8 can drive the lifting plate 9 to rise and fall when working, the vacuum suction cup 11 is connected to the lifting plate 9 through threads, the connecting plate 10 is connected to the lifting plate 9 through bolts, the connecting plate 10 can improve the synchronization and stability of the lifting of the two lifting plates 9, and the lifting plate 9 can drive the vacuum suction cup 11 to rise and fall when it is lifted.

[0023] Working principle: the top plate assembly tooling in the urban rail vehicle uses an external power supply and is controlled by an external control device to work. With the assistance of the universal wheel 2, the assembly tooling can be conveniently moved through the universal wheel 2, and the universal wheel 2 can be locked by the wheel lock on the universal wheel 2. The top plate in the urban rail vehicle to be assembled is placed on the upper end of the vacuum suction cup 11. When the vacuum pump 5 is working, it can evacuate the vacuum suction cup 11 through the first three-way joint 6, the second three-way joint 7 and the connecting hose 12, so that a negative pressure is formed in the vacuum suction cup 11, and the top plate in the urban rail vehicle is firmly adsorbed and fixed. The two electro-hydraulic push rods 8 are controlled by the external control device to work synchronously. When working, the electro-hydraulic push rod 8 can drive the lifting plate 9 to lift and lower, thereby lifting and lowering the top plate in the urban rail vehicle fixed on the vacuum suction cup 11, and raising the top plate to the assembly height at the top end of the urban rail vehicle, and then the top plate can be installed using bolts and other fixings. After the installation is completed, the vacuum pump 5 can release the pressure to separate the vacuum suction cup 11 from the top plate.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A roof assembly tool for a city rail vehicle, comprising a base frame (1), characterized in that: Universal wheels (2) are arranged at the four corners of the lower end of the base frame (1), support rods (3) are arranged at the four corners of the upper end of the base frame (1), a workbench (4) is arranged at the upper end of the support rods (3), a vacuum pump (5) is arranged in the middle of the upper end of the workbench (4), a first three-way joint (6) is arranged at the upper end of the input end of the vacuum pump (5), and second three-way joints (7) are arranged at both ends of the first three-way joint (6) away from the vacuum pump (5), the upper end of the workbench (4) is connected to an electro-hydraulic push rod (8) located on both sides of the vacuum pump (5) and arranged opposite to each other, a lifting plate (9) is arranged at the upper end of the electro-hydraulic push rod (8), a connecting plate (10) is arranged between the middle parts of the two lifting plates (9), vacuum suction cups (11) are arranged at both ends of the lifting plate (9), and a connecting hose (12) connected to the corresponding second three-way joint (7) is arranged at the lower end of the vacuum suction cup (11).

2. The top plate assembly tool for urban rail vehicles according to claim 1, characterized in that: The upper ends of the workbenches (4) located on the other two sides of the vacuum suction cup (11) are connected to handle bars (13) via bolts, and the upper ends of the universal wheels (2) are connected to the lower ends of the base frame (1) via bolts.

3. The top plate assembly tool for urban rail vehicles according to claim 1, characterized in that: The lower end of the support rod (3) is connected to the upper end of the base frame (1) via threads, and the upper end of the support rod (3) is connected to the lower end of the workbench (4) via bolts.

4. The urban rail vehicle middle roof assembly tool according to claim 1, characterized in that: The lower end of the vacuum pump (5) is connected to the upper end of the workbench (4) by bolts, the first three-way joint (6) is connected to the exhaust end of the vacuum pump (5) by a flange, the second three-way joint (7) is connected to the first three-way joint (6) by a flange, and the lower end of the connecting hose (12) is connected to the second three-way joint (7) by a flange.

5. The urban rail vehicle middle roof assembly tool according to claim 1, characterized in that: The lower end of the electro-hydraulic push rod (8) is connected to the upper end of the workbench (4) via a flange, the output end of the electro-hydraulic push rod (8) is connected to the middle of the lower end of the lifting plate (9) via bolts, and the connecting plate (10) is connected to the lifting plate (9) via bolts.

6. The urban rail vehicle middle roof assembly tool according to claim 1, characterized in that: The upper end of the connecting hose (12) is connected to the lower end of the vacuum suction cup (11) via a flange, and the vacuum suction cup (11) is connected to the lifting plate (9) via threads.

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