RGV (Rail Guided Vehicle) crane trolley for assembling railway wagon body

Abstract

The invention discloses an RGV (Rail Guided Vehicle) crane trolley for assembling a railway freight car body, and belongs to the technical field of railway freight car assembling production. The RGV lifting trolley comprises a double-beam bridge type travelling crane, an RGV lifting trolley, a hydraulic control system, an electrical guidance control cabinet, a tower type multi-section telescopic lifting device, a rotary cross beam lifting appliance assembly, a trolley body side wall storage rack and a trolley body end wall storage rack. According to the control system, the RGV is used for hoisting the operation vehicle, the guidance technology is applied to improve the control system, optimize the process and program design, so that the operation and storage of products at different point positions are accurately completed, a manual and wireless combined mode is adopted for control, and the control operation is more convenient and flexible. Due to the fact that hoisting automation of the large-scale assembly parts is achieved, the assembly production time can be greatly shortened, manpower resources are saved, and the production efficiency is effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of railway freight car assembly production, and in particular to an RGV hoisting carriage used for railway freight car body assembly. Background Art

[0002] Railway freight car body assembly is the core process of freight car body assembly production, and its production quality and production efficiency play a vital role in freight car assembly production. In the production of the side end wall hoisting of the car body assembly, the previous production line layout and production process were used, and the manual loading and transportation operation of the overhead crane was adopted. The adjustment of the installation direction of the side end wall was also done by manual swinging and rotation. The production time was long, resulting in a mismatch in the production cycle time, affecting production efficiency and causing waste of resources.

[0003] Therefore, it is necessary to develop an RGV hoisting vehicle for assembling railway freight car bodies to solve the above problems. Summary of the invention

[0004] The object of the present invention is to provide an RGV hoisting carriage for assembling a railway freight car body, so as to reduce the intensity of manual labor, improve work efficiency, and enhance the safety during assembly work.

[0005] In order to achieve the above object, the present invention provides the following technical solutions: An RGV hoisting vehicle for assembling a railway freight car body, the RGV hoisting vehicle comprising a double-beam bridge crane, an RGV hoisting vehicle, a hydraulic control system, an electrical guidance control cabinet, a tower-type multi-section telescopic lifting device, a rotating crossbeam hoist assembly, a car body side wall storage rack, and a car body end wall storage rack; The double-beam bridge crane comprises a main beam, a side beam, a rack track, and a drive mechanism with an encoder; The RGV trolley includes a wheel assembly, a vehicle body assembly, a speed encoder, a servo drive mechanism, and a guide wheel assembly; The hydraulic control system includes a hydraulic station, a hydraulic control valve, and hydraulic pipelines; the electrical guidance control cabinet includes a combination of guidance control units of various supporting equipment and a control cabinet; The tower-type multi-section telescopic lifting device includes a hydraulic drive assembly, a fixed telescopic section, a first telescopic section, a second telescopic section, a third telescopic section, a fourth telescopic section, a servo driver, a slewing bearing, a rotation control encoder, a plate-type lifting chain, and a wire distance measuring encoder; The rotating crossbeam hanger assembly includes a hook drive assembly, a rotating crossbeam assembly, a slewing bearing connection flange, a hanger positioning adjustment seat plate, a hook assembly, and a position positioning sensor; The vehicle body side wall material storage rack comprises a base, a vertical plate assembly, a lower guide plate assembly, and an upper guide plate assembly; The vehicle body end wall material storage rack comprises a base, a vertical plate assembly and a guide plate assembly.

[0006] Specifically, the double-beam bridge crane is arranged in a bridge structure production plant, and the wheels of the side beams at both ends are located on the rails of the bridge support; the RGV trolley is a transportation equipment that moves laterally on the double-beam bridge crane track, and the double-beam bridge crane track is assisted by a rack track, which is driven by a servo drive gear for positioning operation.

[0007] Specifically, the hydraulic control system controls the hydraulic cylinder to drive the lifting and lowering operation of the tower-type multi-stage telescopic section lifting device; the electrical guidance control cabinet is an integration and protection device of the entire supporting equipment guidance and guidance control system; the tower-type multi-section telescopic lifting device is fixedly connected to the lifting equipment at the bottom of the RGV trolley, and the telescopic sections connected by the plate-type lifting chain are driven by the hydraulic cylinder to perform reciprocating telescopic motion; the rotating beam hoist assembly is rotatably connected to the lifting equipment at the bottom of the tower-type multi-section telescopic lifting device. When the hoist clamps the product and lifts it to the position where the trolley can operate, the product can be rotated and adjusted to the direction required for the vehicle body assembly; the vehicle body side wall storage rack is an auxiliary equipment for positioning and storing the vehicle body side wall after it comes off the line, and is installed in the production workshop and a position that is convenient for storage and transportation as required by the process; the vehicle body end wall storage rack is an auxiliary equipment for positioning and storing the vehicle body end wall after it comes off the line, and is installed in the production workshop and a position that is convenient for storage and transportation as required by the process.

[0008] The beneficial effects of the present invention are: This application uses RGV crane trolleys, applies guidance technology to improve the control system, optimizes process and program design, and accurately completes the operation and storage of parts at different points. The control adopts a combination of manual and wireless methods to make the control operation more convenient and flexible. By realizing the automation of lifting large assembly parts, the assembly production time can be greatly shortened, human resources can be saved, and production efficiency can be effectively improved.

[0009] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 A schematic structural diagram of an RGV hoisting carriage for assembling a railway freight car body shown in an embodiment of the present invention; Figure 2 A schematic structural diagram of an RGV hoisting carriage for assembling a railway freight car body shown in an embodiment of the present invention; Figure 3 A schematic structural diagram of a double-beam bridge crane shown in an embodiment of the present invention; Figure 4A schematic structural diagram of an RGV trolley shown in an embodiment of the present invention; Figure 5 A schematic structural diagram of a tower-type multi-section telescopic lifting device shown in an embodiment of the present invention; Figure 6 A cross-sectional view of a tower-type multi-section telescopic lifting device shown in an embodiment of the present invention; Figure 7 A schematic structural diagram of a rotating crossbeam hanger assembly shown in an embodiment of the present invention; Figure 8 A schematic structural diagram of a vehicle body side wall material storage rack shown in an embodiment of the present invention; Fig. 9 A schematic structural diagram of a vehicle body end wall material storage rack shown in an embodiment of the present invention.

[0011] Description of the accompanying drawings: 1. Double-beam bridge crane; 101. Main beam; 102. Side beam; 103. Rack rail; 104. Drive mechanism with encoder; 2. RGV trolley; 201. Wheel assembly; 202. Car body assembly; 203. Speed ​​encoder; 204. Servo drive mechanism; 205. Guide wheel assembly; 3. Hydraulic control system; 4. Electric guidance control cabinet; 5. Tower-type multi-section telescopic lifting device; 501. Hydraulic drive assembly; 502. Fixed telescopic section; 503. First telescopic section; 504. Second telescopic section; 505. Third telescopic section; 506. Fourth telescopic section; 507. Servo drive Actuator; 508, slewing bearing; 509, rotation control encoder; 510, plate lifting chain; 511, wire distance measuring encoder; 6, rotating beam hanger assembly; 601, hook drive assembly; 602, rotating beam assembly; 603, slewing bearing connecting flange; 604, hanger positioning adjustment seat plate; 605, hook assembly; 606, position positioning sensor; 7, vehicle side wall storage rack; 701, base; 702, vertical plate assembly; 703, lower guide plate assembly; 704, upper guide plate assembly; 8, vehicle end wall storage rack; 801, base; 802, vertical plate assembly; 803, guide plate assembly. DETAILED DESCRIPTION

[0012] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0013] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0014] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0015] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0016] See also Figure 1 and Figure 2 The present invention provides an RGV hoisting vehicle for assembling a railway freight car body, the RGV hoisting vehicle comprising a double-beam bridge crane 1, an RGV hoisting vehicle 2, a hydraulic control system 3, an electric guidance control cabinet 4, a tower-type multi-section telescopic lifting device 5, a rotating crossbeam hanger assembly 6, a car body side wall storage rack 7, and a car body end wall storage rack 8.

[0017] See also Figure 3 The double-beam bridge crane 1 includes a main beam 101, a side beam 102, a rack track 103, and a drive mechanism 104 with an encoder.

[0018] See also Figure 4 The RGV trolley includes a wheel assembly 201, a vehicle body assembly 202, a speed encoder 203, a servo drive mechanism 204, and a guide wheel assembly 205.

[0019] Specifically, the hydraulic control system 3 includes a hydraulic station, a hydraulic control valve, and hydraulic pipelines; the electrical guidance control cabinet 4 includes a guidance control unit combination of various supporting equipment and a control cabinet, and the guidance control includes manual control and wireless remote control.

[0020] See also Figure 5 and Figure 6The tower-type multi-section telescopic lifting device 5 includes a hydraulic drive assembly 501, a fixed telescopic section 502, a first telescopic section 503, a second telescopic section 504, a third telescopic section 505, a fourth telescopic section 506, a servo driver 507, a slewing bearing 508, a rotation control encoder 509, a plate lifting chain 510, and a wire distance measuring encoder 511.

[0021] See also Figure 7 The rotating beam hanger assembly 6 includes a hook drive assembly 601, a rotating beam assembly 602, a slewing bearing connecting flange 603, a hanger positioning adjustment seat plate 604, a hook assembly 605, and a position positioning sensor 606.

[0022] See also Figure 8 The vehicle body side wall material storage rack 7 includes a base 701, a vertical plate assembly 702, a lower guide plate assembly 703, and an upper guide plate assembly 704.

[0023] See also Fig. 9 The vehicle body end wall material storage rack 8 includes a base 801, a vertical plate assembly 802, and a guide plate assembly 803.

[0024] Specifically, the double-beam bridge crane 1 is arranged in the bridge structure production plant. It is a heavy-duty transport equipment that moves longitudinally on the workshop production line. The wheels of the side beams at both ends are located on the rails of the bridge support. The RGV trolley 2 is a transport equipment that moves laterally on the double-beam bridge crane 1 track. The double-beam bridge crane 1 track is assisted by a rack track 103, which is driven by the servo driver 204 gear for positioning operation.

[0025] Specifically, the hydraulic control system 3 controls the hydraulic cylinder to drive the tower-type multi-stage telescopic section lifting device 5 to rise and fall; the electrical guidance control cabinet 4 is an integration and protection device for the entire supporting equipment guidance and guidance control system; the tower-type multi-section telescopic lifting device 5 is a lifting equipment connected to the lower part of the RGV trolley 2, and the telescopic sections connected by the plate-type lifting chain 510 are driven by the hydraulic cylinder to perform reciprocating telescopic motion; the rotating beam hoist assembly 6 is a lifting device connected to the lower part of the tower-type multi-section telescopic lifting device 5. When the hoist clamps the product and lifts it to the position where the trolley can operate, the product can be rotated and adjusted to the orientation required for the vehicle body assembly; the vehicle body side wall storage rack 7 is an auxiliary equipment for positioning and storing the vehicle body side wall after it is offline, and is installed in the production workshop and a position where the process requires for convenient storage and transportation; the vehicle body end wall storage rack 8 is an auxiliary equipment for positioning and storing the vehicle body end wall after it is offline, and is installed in the production workshop and a position where the process requires for convenient storage and transportation.

[0026] In summary, this application uses RGV crane trolleys, applies guidance technology to improve the control system, optimizes process and program design, and accurately completes the operation and storage of parts at different points. The control adopts a combination of manual and wireless methods to make the control operation more convenient and flexible. By realizing the automation of lifting large assembly parts, the assembly production time can be greatly shortened, human resources can be saved, and production efficiency can be effectively improved.

[0027] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0028] The above-mentioned embodiments only express several implementation methods of the present invention, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. An RGV crane carriage for assembling a railway freight car body, characterized in that: The RGV hoisting vehicle includes a double-beam bridge crane, an RGV hoisting vehicle, a hydraulic control system, an electrical guidance control cabinet, a tower-type multi-section telescopic lifting device, a rotating crossbeam hoist assembly, a vehicle body side wall storage rack, and a vehicle body end wall storage rack; The double-beam bridge crane comprises a main beam, a side beam, a rack track, and a drive mechanism with an encoder; The RGV trolley includes a wheel assembly, a vehicle body assembly, a speed encoder, a servo drive mechanism, and a guide wheel assembly; The hydraulic control system includes a hydraulic station, a hydraulic control valve, and a hydraulic pipeline; the electrical guidance control cabinet includes a combination of guidance control units of various supporting equipment and a control cabinet; The tower-type multi-section telescopic lifting device includes a hydraulic drive assembly, a fixed telescopic section, a first telescopic section, a second telescopic section, a third telescopic section, a fourth telescopic section, a servo driver, a slewing bearing, a rotation control encoder, a plate-type lifting chain, and a wire distance measuring encoder; The rotating crossbeam hanger assembly includes a hook drive assembly, a rotating crossbeam assembly, a slewing bearing connection flange, a hanger positioning adjustment seat plate, a hook assembly, and a position positioning sensor; The vehicle body side wall material storage rack comprises a base, a vertical plate assembly, a lower guide plate assembly, and an upper guide plate assembly; The vehicle body end wall material storage rack comprises a base, a vertical plate assembly and a guide plate assembly.

2. The RGV hoisting vehicle for railway freight car body assembly according to claim 1, characterized in that: The double-beam bridge crane is arranged in a bridge structure production plant, and the wheels of the side beams at both ends are located on the rails of the bridge support; the RGV trolley is a transportation equipment that moves laterally on the double-beam bridge crane track, and the double-beam bridge crane track is assisted by a rack track, which is driven by a servo drive gear for positioning operation.

3. The RGV crane carriage for railway freight car body assembly according to claim 1, characterized in that: The hydraulic control system controls the hydraulic cylinder to drive the lifting and lowering operation of the tower-type multi-stage telescopic section lifting device; the electrical guidance control cabinet is an integration and protection device of the entire supporting equipment guidance and guidance control system; the tower-type multi-section telescopic lifting device is fixedly connected to the lifting equipment at the bottom of the RGV trolley, and the telescopic sections connected by the plate-type lifting chain are driven by the hydraulic cylinder to perform reciprocating telescopic motion; the rotating beam hoist assembly is rotatably connected to the lifting equipment at the bottom of the tower-type multi-section telescopic lifting device. When the hoist clamps the product and lifts it to the position where the trolley can operate, the product can be rotated and adjusted to the direction required for the vehicle body assembly; the vehicle body side wall storage rack is an auxiliary equipment for positioning and storing the vehicle body side wall after it comes off the line, and is installed in the production workshop and a position that is convenient for storage and transportation as required by the process; the vehicle body end wall storage rack is an auxiliary equipment for positioning and storing the vehicle body end wall after it comes off the line, and is installed in the production workshop and a position that is convenient for storage and transportation as required by the process.

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