Gearbox replacement auxiliary device

Abstract

The utility model discloses a gearbox replacement auxiliary device which comprises a first guide rail, a first base arranged on the first guide rail, a lifting assembly arranged on the first base and a translation assembly arranged on the lifting assembly, the translation assembly is used for fixing and driving a gearbox to move left and right, and the lifting assembly is used for driving the translation assembly to ascend and descend. The first base can slide along the first guide rail. According to the device, the translation assembly fixed with the gearbox can be conveyed to the to-be-installed position at the bottom of the engineering vehicle through the first base, the gearbox can be adjusted to the proper installation height through the lifting assembly, and meanwhile the gearbox can be moved left and right through the translation assembly so that the gearbox can be smoothly adjusted to the accurate installation position; the gearbox can be rapidly replaced in a narrow pit space, and the replacement work efficiency of the gearbox is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of maintenance equipment, especially relates to a gearbox replacement auxiliary device. BACKGROUND

[0002] In the gearbox replacement operation of the engineering vehicle, since the pit space where the replacement operation is located is very narrow and the gearbox is very heavy, the existing gearbox carrying support plate is difficult to be positioned to the accurate position of the bottom of the engineering vehicle when the gearbox is disassembled, resulting in that the replacement process of the gearbox is very inefficient. SUMMARY

[0003] In view of the defects existing in the prior art, the purpose of the present application is to provide a gearbox replacement auxiliary device to solve the problem that the existing gearbox carrying support plate is difficult to be positioned to the accurate position of the bottom of the engineering vehicle, resulting in that the replacement process of the gearbox is very inefficient.

[0004] To achieve the above-mentioned purpose, the embodiments of the present application adopt the following technical solutions:

[0005] The present application embodiment provides a gearbox replacement auxiliary device, which comprises:

[0006] A first guide rail;

[0007] A first base is arranged on the first guide rail, and the first base can slide along the first guide rail;

[0008] A lifting assembly is arranged on the first base;

[0009] A translation assembly is arranged on the lifting assembly, the translation assembly is used for fixing and moving the gearbox left and right, and the lifting assembly is used for lifting the translation assembly.

[0010] In some embodiments, the gearbox replacement device further comprises a first driving mechanism arranged at one end of the first base and used for driving the first base to slide along the first guide rail.

[0011] In some embodiments, the first driving mechanism is a first motor arranged at one end of the first base.

[0012] In some embodiments, the lifting assembly comprises a second base, a second driving mechanism and a lifting part, the second base is arranged on the first base, the second driving mechanism and the lifting part are arranged on the second base respectively, the second driving mechanism and the lifting part are connected, and the translation assembly is arranged on the lifting part.

[0013] In some embodiments, the lifting component comprises a plurality of sets of scissor supports and a lifting platform, the plurality of sets of scissor supports are arranged on the second base, lower parts of the plurality of sets of scissor supports are connected with the second driving mechanism, the second driving mechanism drives the plurality of sets of scissor supports to lift, the lifting platform is arranged on upper parts of the plurality of sets of scissor supports, and the translation component is arranged on the lifting platform.

[0014] In some embodiments, the second driving mechanism is a hydraulic cylinder.

[0015] In some embodiments, the translation component comprises:

[0016] a second guide rail arranged on the lifting component;

[0017] a tray slidably connected with the second guide rail, the tray being used for fixing the gearbox; and

[0018] a third driving mechanism arranged on the lifting component, the third driving mechanism being connected with the tray, and the third driving mechanism being used for driving the tray to move left and right.

[0019] In some embodiments, the translation component further comprises a sliding plate slidably connected with the second guide rail, the tray is rotatably connected with the sliding plate, and the third driving mechanism is connected with the sliding plate.

[0020] In some embodiments, the sliding plate is provided with a supporting sleeve, and the tray is rotatably connected with the supporting sleeve.

[0021] In some embodiments, the third driving mechanism is a second motor.

[0022] Compared with the prior art, the embodiments of the application have the following beneficial effects:

[0023] The gearbox replacement auxiliary device provided by the embodiments of the application can transport the translation component with the fixed gearbox to the to-be-installed position at the bottom of the engineering vehicle through the first base, adjust the gearbox to a suitable installation height through the lifting component, and move the gearbox left and right through the translation component, so that the gearbox can be smoothly adjusted to the accurate installation position, thereby enabling the replacement of the gearbox to be quickly completed in a narrow pit space and effectively improving the replacement efficiency of the gearbox. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A structural schematic view of the gearbox replacement auxiliary device provided by some embodiments of the application;

[0025] Figure 2 A left view of the gearbox replacement auxiliary device provided by some embodiments of the application;

[0026] Figure 3 A schematic view of a translation assembly structure in some embodiments of the present application;

[0027] Figure 4 A schematic view of a gearbox replacement auxiliary device in use in some embodiments of the present application.

[0028] Reference signs:

[0029] 10 first guide rail 501 second guide rail

[0030] 20 first base 5011 support block

[0031] 30 first drive mechanism 502 sliding plate

[0032] 301 first motor 5021 sliding block

[0033] 40 lifting assembly 5022 support sleeve

[0034] 401 second base 503 tray

[0035] 402 lifting component 504 third drive mechanism

[0036] 4021 first scissor support 5041 second motor

[0037] 4022 second scissor support 5042 base

[0038] 403 lifting platform 5043 transmission rod

[0039] 404 second drive mechanism 5044 connecting block

[0040] 4041 hydraulic cylinder 60 ground

[0041] 50 translation assembly 601 pit DETAILED DESCRIPTION

[0042] The embodiments of the present application are illustrated by the specific embodiments below, and other advantages and effects of the present application can be easily understood by those skilled in the art from the disclosure of the present specification.

[0043] It should be noted that the embodiments and features of the embodiments in the present application can be combined with each other in the case of no conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments. In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0044] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application and the above-described drawings are used to distinguish similar objects, and do not necessarily indicate a specific order or a chronological sequence. In addition, the terms "comprise" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device that comprises a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but can include other steps or units that are not clearly listed or inherent to the process, method, product or device.

[0045] It should be noted that unless otherwise explicitly specified and limited, the terms "mount", "connect", "connection" should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] The embodiments of the present application provide a gearbox replacement auxiliary device. As shown in Figures 1 to 4 In some embodiments, the gearbox replacement auxiliary device includes a first guide rail 10, a first base 20, a lifting assembly 40 and a translation assembly 50. The first base 20 is arranged on the first guide rail 10, and the first base 20 can slide along the first guide rail 10. The lifting assembly 40 is arranged on the first base 20. The translation assembly 50 is arranged on the lifting assembly 40, and the translation assembly 50 is used for fixing and moving the gearbox left and right. The lifting assembly 40 is used for lifting the translation assembly 50.

[0047] Specifically, as shown in Figure 4As shown in the drawings, a pit 601 is arranged on the ground 60 in the gearbox replacement operation area, the first guide rail 10 is laid in the pit 601, and the first guide rail 10 is laid along the length direction of the pit 601, and the first base 20 is arranged on the first guide rail 10. The track wheels can be arranged at the bottom of the first base 20, and the track wheels can make the first base 20 roll back and forth along the first guide rail 10. In some embodiments, the bottom of the first base 20 is also provided with track wheels, and the lower end of the track wheels is provided with a sliding groove, and the shape and size of the sliding groove are matched with the shape and size of the first guide rail 10, so that the sliding groove can smoothly roll back and forth on the first guide rail 10.

[0048] In other embodiments, a group of first guide rails 10 parallel to each other are laid along the length direction of the pit 601, and correspondingly, the bottom of the first base 20 is provided with a group of track wheels, which can smoothly roll along the group of first guide rails 10. In the embodiments of the present application, the first base 20 is made of steel plate or aluminum alloy metal plate, which can play a role in stabilizing and supporting the lifting assembly 40.

[0049] As shown in the drawings, Figure 1 and 2 The lifting assembly 40 is arranged above the first base 20. Further, the lifting assembly 40 can be fixedly installed above the first base 20 by welding or the like. In other embodiments, the lifting assembly 40 can be detachably installed above the first base 20 by nuts and bolts or the like, which is beneficial to the disassembly and maintenance of the lifting assembly 40.

[0050] As shown in the drawings, Figure 1 and 2 The translation assembly 50 is arranged above the lifting assembly 40 for fixing the gearbox. Further, the translation assembly 40 can be detachably connected above the lifting assembly 40 by nuts and bolts or the like, which is beneficial to the disassembly and maintenance of the translation assembly 50.

[0051] The gearbox replacement auxiliary device provided by the embodiments of the present application can transport the translation assembly 40 fixed with the gearbox to the installation position at the bottom of the engineering vehicle through the first base 20, adjust the gearbox to the appropriate installation height through the lifting assembly 40, and move the gearbox left and right through the translation assembly 50 to smoothly adjust the gearbox to the accurate installation position, so that the replacement of the gearbox can be quickly completed in the narrow pit space, and the replacement efficiency of the gearbox can be effectively improved.

[0052] As shown in the drawings, Figure 1 and 2As shown in the drawings, in some embodiments, the gearbox replacement auxiliary device further comprises a first driving mechanism 30 arranged at one end of the first base 20 for driving the first base 20 to slide along the first guide rail 10; further, the first driving mechanism 30 is detachably connected to one end of the first base 20 (for example, the left end of the first base 20) by means of nuts and bolts.

[0053] As shown in the drawings, Figure 1 and 2 As shown in the drawings, in some embodiments, the first driving mechanism 30 is a first motor 301 arranged at one end of the first base 20. The first motor 301 is detachably connected to one end of the first base 20 by means of nuts and bolts, and can make the first base 20 slide smoothly along the length direction of the first guide rail 10 under the driving action of the first motor 301. The first motor 301 can be connected through a transmission chain and a transmission shaft, the transmission shaft is connected with a track wheel and drives the track wheel to rotate.

[0054] As shown in the drawings, Figure 1 and 2 As shown in the drawings, in some embodiments, the lifting assembly 40 comprises a second base 401, a second driving mechanism 404 and a lifting component 402, the second base 401 is arranged on the first base 20, the second driving mechanism 404 and the lifting component 402 are arranged on the second base 401 respectively, the second driving mechanism 404 and the lifting component 402 are connected, and the translation assembly 50 is arranged on the lifting component 402. The second base 401 is fixedly connected above the first base 20 by means of welding or the like. In other embodiments, the second base 401 can be detachably connected above the first base 20 by means of nuts and bolts or the like, which is conducive to the disassembly and maintenance of the second base 401. The lower end of the lifting component 402 is detachably connected to the second base 401 by means of nuts and bolts or the like, so that the disassembly and maintenance of the lifting component 402 can be facilitated.

[0055] In the embodiments of the present application, the second driving mechanism 404 and the lifting component 402 can be detachably connected to the second base 401 respectively by means of nuts and bolts or the like, the second driving mechanism 404 and the lifting component 402 can be drivingly connected through a liquid cylinder or a gas cylinder or the like, and the lifting component 402 can be raised or lowered under the driving action of the second driving mechanism 404. The translation assembly 50 is detachably connected above the lifting component 402 by means of nuts and bolts or the like, and the lifting component 402 can drive the translation assembly 50 to rise or fall under the driving action of the second driving mechanism 404. In use, the gearbox can be quickly adjusted to the appropriate installation height at the bottom of the engineering vehicle through the lifting component 402, and the work efficiency can be improved.

[0056] As shown in the drawings, Figure 1 and Figure 2As shown in the drawings, in some embodiments, the lifting component 402 comprises a plurality of sets of scissor supports 4021 and a lifting platform 403, the plurality of sets of scissor supports 4021 are arranged on the second base 401, and the lower parts of the plurality of sets of scissor supports 4021 are connected with the second driving mechanism 404, the second driving mechanism 404 drives the plurality of sets of scissor supports 4021 to lift, the lifting platform 403 is arranged on the upper parts of the plurality of sets of scissor supports 4021, and the translation assembly 50 is arranged on the lifting platform 403. The lower ends of the plurality of sets of scissor supports 4021 are detachably connected to the second base 401 by means of nuts and bolts, so as to facilitate the disassembly and maintenance of the scissor supports 4021.

[0057] The lower parts of the plurality of sets of scissor supports 4021 are drivingly connected with the second driving mechanism 404 by means of air cylinders or hydraulic cylinders, and under the driving action of the second driving mechanism 404, the scissor supports 4021 can be lifted or lowered. The lifting platform 403 is fixedly connected to the upper ends of the scissor supports 4021 by welding, and under the driving action of the second driving mechanism 404, the lifting platform 403 can be adjusted to a suitable height. In other embodiments, the lifting platform 403 is detachably connected to the upper ends of the scissor supports 4021 by means of nuts and bolts or clamping, so as to facilitate the disassembly and maintenance of the lifting platform 403.

[0058] In the embodiments of the present application, the lifting platform 403 is made of steel plates or aluminum alloy metal plates, which can stably support the translation assembly 50.

[0059] As shown in the drawings, Figure 2 In some embodiments, the second driving mechanism 404 is a hydraulic cylinder 4041. The hydraulic cylinder 4041 can be detachably connected to the second base 401 by means of nuts and bolts, and the hydraulic cylinder 4041 and the scissor supports 4021 are drivingly connected by means of a hydraulic cylinder, so that under the driving action of the hydraulic cylinder 4041, the lifting component 402 can be lifted or lowered, which is conducive to adjusting the suitable height of the lifting component 402.

[0060] As shown in the drawings, Figure 1 and Figure 2 In some embodiments, the scissor supports 4021 further comprise a first scissor support 40211 and a second scissor support 40212, the first scissor support 40211 and the second scissor support 40212 are connected in parallel to the second base 401, and under the driving action of the hydraulic cylinder 4041, the first scissor support 40211 and the second scissor support 40212 can be simultaneously lifted or lowered, which is conducive to adjusting the first scissor support 40211 and the second scissor support 40212 to a suitable height; further, the lower ends of the first scissor support 40211 and the second scissor support 40212 are detachably connected to the second base 401 by means of nuts and bolts, so as to facilitate the disassembly and maintenance of the first scissor support 40211 and the second scissor support 40212.

[0061] As shown in Figure 1 and 2 , in some embodiments, the translation assembly 50 includes a second guide rail 501, a tray 503 and a third driving mechanism 504. The second guide rail 501 is arranged on the lifting assembly 40; the tray 503 and the second guide rail 501 are slidably connected, and the tray 503 is used to fix the gearbox. The third driving mechanism 504 is arranged on the lifting assembly 40, the third driving mechanism 504 and the tray 503 are connected, and the third driving mechanism 504 is used to drive the tray 503 to move left and right.

[0062] Specifically, as shown in Figure 1 and Figure 2 , the second guide rail 501 is arranged on the lifting platform 403; further, the second guide rail 501 can be detachably connected to the upper surface of the lifting platform 403 by means of nuts and bolts or the like. In other embodiments, the second guide rail 501 can be fixedly connected to the upper surface of the lifting platform 403 by means of welding or the like. The third driving mechanism 504 can be detachably connected to the lifting platform 403 by means of nuts and bolts or the like, and the transmission rod of the third driving mechanism 504 can be connected with the tray 503.

[0063] As shown in Figure 1 and 2 , the second guide rail 501 is a group of parallel rails, and correspondingly, the lower end of the group of second guide rails 501 is also provided with a group of parallel support blocks 5011, which can be detachably connected to the upper surface of the lifting platform 403 by means of nuts and bolts or the like, which is conducive to the replacement of the support blocks 5011.

[0064] As shown in Figures 1 to 3 , in some embodiments, the third driving mechanism 504 can be a second motor 5041, which can drive the tray 503 to move left and right on the second guide rail 501 and drive the gearbox to move left and right under the driving action of the second motor 5041. For example, the second motor 5041 can be a linear motor. In the embodiments of the present application, the tray 503 can be made of steel plate or aluminum alloy metal plate, which can play a role in stably fixing and supporting the gearbox.

[0065] As shown in Figure 2As shown in the figure, in some embodiments, the translation assembly 50 further comprises a sliding plate 502, the sliding plate 502 is slidingly connected to the second guide rail 501, the tray 503 is rotatably connected to the sliding plate 502, and the third driving mechanism 504 is connected to the sliding plate 502. Under the driving action of the third driving mechanism 504, the sliding plate 502 can slide left and right on the second guide rail 501. In the embodiment of the application, the sliding plate 502 can be made of a steel plate or an aluminum alloy metal plate, which can stably support the tray 503. Under the driving action of the third driving mechanism 504, the sliding plate 502 drives the tray 503 to translate left and right, which can quickly adjust the mounting hole of the gearbox to the corresponding mounting hole at the bottom of the engineering vehicle, thereby improving the alignment efficiency of the two mounting holes.

[0066] As shown in the figure, Figure 3 In some embodiments, the third driving mechanism 504 further comprises a base 5042, a transmission rod 5043 and a connecting block 5044. The base 5042 is installed on the lifting platform 403; further, a group of bases 5042 are installed on the lifting platform 403. One end of the transmission rod 5043 is connected with the second motor 5041, and the other end of the transmission rod 5043 is connected with the base 5042. The connecting block 5044 is slidingly connected with the transmission rod 5043, the upper end of the connecting block 5044 is fixedly connected with the sliding plate 502, and the connecting block 5044 can slide on the transmission rod 5043. Under the driving action of the second motor 5041, the transmission rod 5043 drives the connecting block 5044 to slide and thus drives the sliding plate 502 to translate left and right. The transmission rod 5043 can be a screw rod, the connecting block 5044 can be a nut, and the transmission rod 5043 can be screwed with the connecting block 5044.

[0067] As shown in the figure, Figure 2 In other embodiments, the lower end of the sliding plate 502 is further provided with a group of sliding blocks 5021, the sliding blocks 5021 are provided with sliding grooves, the shape and size of the sliding grooves are matched with the shape and size of the second guide rail 501, and under the driving action of the third driving mechanism 504, the sliding grooves can stably slide left and right on the second guide rail 501.

[0068] As shown in the figure, Figure 1 and Figure 2As shown, in some embodiments, the slide plate 502 is provided with a support sleeve 5022, and the tray 503 is rotatably connected to the support sleeve 5022. During the gearbox replacement process, the tray 503 can be manually rotated 360 degrees according to the installation position of the gearbox and the bottom of the engineering vehicle (e.g., by holding the edge of the tray 503 and rotating it). This allows the mounting holes of the gearbox to be quickly and accurately aligned with the mounting holes on the bottom of the engineering vehicle, thus enabling the gearbox replacement operation to be completed quickly. Furthermore, the lower end of the tray 503 is also provided with a connecting cylinder, which is rotatably connected to the support sleeve 5022. Under manual driving, the connecting cylinder can be rotated 360 degrees within the support sleeve 5022. The connecting cylinder can be inserted into the support sleeve 5022.

[0069] like Figure 4 As shown, during the replacement of the engineering vehicle's gearbox in pit 601:

[0070] When disassembling the old gearbox, the lifting platform 403 and the tray 503 are moved to the lower part of the old gearbox of the engineering vehicle by the first base 20. Then, the lifting platform 403 lifts the tray 503 and adjusts it to the position where it fits the lower end of the old gearbox. The old gearbox is then removed and fixed on the tray 503. Finally, the lifting platform 403 and the first base 20 are used to transport it away from the bottom of the engineering vehicle. This method can quickly complete the disassembly of the old gearbox and improve the efficiency of the disassembly operation.

[0071] When installing a new gearbox, the new gearbox is fixed to tray 503, and then transported to the installation position at the bottom of the engineering vehicle in pit 601 via the first base 20. The new gearbox is then adjusted to a suitable installation position using lifting platform 403. Tray 503 is moved left and right using slide plate 502, and its angle is appropriately rotated to ensure the mounting holes of the new gearbox are quickly and accurately aligned with the corresponding mounting holes on the bottom of the engineering vehicle. The new gearbox is then fixed in place, completing the replacement operation. Using this device can improve the efficiency of new gearbox installation.

[0072] The gearbox replacement device provided in this application embodiment is wirelessly controlled and easy to operate. It eliminates the need for operators to transport the gearbox in a narrow pit space, which not only saves manpower but also improves work efficiency, reduces the workload of personnel, and ensures the safety of operators.

[0073] It should be noted that the gearbox replacement auxiliary device provided in this application embodiment is not only applicable to auxiliary operations for replacing engineering vehicle gearboxes in pits, but also applicable to auxiliary operations for replacing mechanical parts in other narrow working spaces, such as auxiliary operations for replacing parts at the bottom of aerial mechanical equipment.

[0074] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. All embodiments obtained by any modifications, alterations or equivalent substitutions made by those skilled in the art without departing from the technical concept of this application shall fall within the scope of protection of the claims of this application.

Claims

1. A gearbox replacement auxiliary device, characterized in that, include: First guide rail; A first base is disposed on the first guide rail, and the first base can slide along the first guide rail; A lifting assembly is disposed on the first base; A translation component is disposed on the lifting component. The translation component is used to fix and drive the gearbox to move left and right, and the lifting component is used to drive the translation component to move up and down.

2. The gearbox replacement auxiliary device according to claim 1, characterized in that, It also includes a first driving mechanism, which is disposed at one end of the first base and is used to drive the first base to slide along the first guide rail.

3. The gearbox replacement auxiliary device according to claim 2, characterized in that, The first drive mechanism is a first motor, which is located at one end of the first base.

4. The gearbox replacement auxiliary device according to claim 1, characterized in that, The lifting assembly includes a second base, a second drive mechanism, and a lifting component. The second base is disposed on the first base, the second drive mechanism and the lifting component are respectively disposed on the second base, the second drive mechanism and the lifting component are connected, and the translation component is disposed on the lifting component.

5. The gearbox replacement auxiliary device according to claim 4, characterized in that, The lifting component includes a scissor lift bracket and a lifting platform. Multiple sets of scissor lift brackets are disposed on the second base, and the lower part of the multiple sets of scissor lift brackets is connected to the second drive mechanism. The second drive mechanism drives the multiple sets of scissor lift brackets to lift. The lifting platform is disposed on the upper part of the scissor lift brackets, and the translation component is disposed on the lifting platform.

6. The gearbox replacement auxiliary device according to claim 4 or 5, characterized in that, The second drive mechanism is a hydraulic cylinder.

7. The gearbox replacement auxiliary device according to claim 1, characterized in that, The translation component includes: The second guide rail is disposed on the lifting assembly; A tray, slidably connected to the second guide rail, the tray being used to secure the gearbox; and A third drive mechanism is disposed on the lifting assembly. The third drive mechanism is connected to the tray and is used to drive the tray to move left and right.

8. The gearbox replacement auxiliary device according to claim 7, characterized in that, The translation component also includes a slide plate slidably connected to the second guide rail, the tray and the slide plate being rotatably connected, and the third drive motor being connected to the slide plate.

9. The gearbox replacement auxiliary device according to claim 8, characterized in that, The skateboard is provided with a support sleeve, and the tray is rotatably connected to the support sleeve.

10. The gearbox replacement auxiliary device according to any one of claims 7-9, characterized in that, The third drive mechanism is the second motor.

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