CN218800349U - An oil pan replacement device for ultra-high speed reducers - Google Patents

Abstract

The utility model discloses an oil pan replacement device for an ultra-high speed reducer, further comprising a first bracket for abutting and supporting the box body of the speed reducer and a second bracket for receiving the oil pan, The second bracket is placed on the liftable mobile trolley, the height of the vertical direction of the mobile trolley can be adjusted, and the top surface of the second support conforms to the shape of the bottom surface of the oil pan. With the utility model, when the oil pan is disassembled, the oil pan is received by the second bracket. Since the top surface of the second bracket fits the bottom surface of the oil pan, the stability of the oil pan structure can be guaranteed, and the oil pan can be avoided. The oil pan is tilted or turned over during disassembly and installation; through the height-adjustable mobile trolley, the oil pan can enter and exit the bottom of the reducer box during disassembly and installation, as well as the function of loading and unloading in the height direction; In addition, there is a first bracket for supporting the reducer case to prevent the reducer case from falling and improve the safety of the space below when the oil pan is removed and installed.

Description

An oil pan replacement device for ultra-high speed reducers

technical field

The utility model relates to the field of reducers, in particular to an oil pan replacement device for super-high reducers.

Background technique

Due to the influence of structure and size, large reducers are easily restricted during transportation, especially in the height direction. When the reducer is installed on a transport vehicle, it is easy to exceed the height limit of the road, which brings great inconvenience to transportation.

Therefore, it is necessary to disassemble and replace the oil pan, reduce the overall height of the reducer during transportation to ensure transportation, and need a safe, efficient and simple oil pan replacement device to replace the oil pan, while the existing replacement structure The structure is complex and cannot be used for the replacement of large reducers (such as CN113020960A).

Contents of the invention

The purpose of this utility model is to provide an oil pan replacement device for ultra-high speed reducers with simple structure and convenient operation, aiming at the lack of large-scale reducer oil pan disassembly and installation devices in the prior art.

In order to realize the above utility model purpose, the utility model provides the following technical solutions:

An oil pan replacement device for an ultra-high reducer, further comprising a first bracket for abutting against and supporting the reducer case and a second bracket for receiving the oil pan, the second bracket is placed on On the liftable mobile trolley, the height of the vertical direction of the mobile trolley can be adjusted, and the top surface of the second bracket fits the shape of the bottom surface of the oil pan.

In the utility model adopting the above-mentioned technical solution, when the oil pan is disassembled, the oil pan is supported by the second bracket, and since the top surface of the second bracket fits the shape of the bottom surface of the oil pan, the stability of the oil pan structure can be ensured To prevent the oil pan from tilting or turning over during disassembly and installation; through the height-adjustable mobile trolley, the oil pan can enter and exit the bottom of the reducer box during disassembly and installation, and can be installed and disassembled in the height direction In addition, there is a first bracket for supporting the reducer case to prevent the reducer case from falling and improve the safety of the space below when the oil pan is disassembled and replaced.

Further, the top surface of the second bracket is a plate-shaped structure, and the lower part of the plate-shaped structure is surrounded by a tubular structure to form a frame structure. The second bracket abuts against the bottom of the oil pan through the plate structure on the top surface, and the frame structure is below the second bracket, which effectively reduces weight while ensuring the load-bearing effect.

Further, the oil pan can be a product oil pan or a tooling oil pan.

Further, when the oil pan is a product oil pan, the top surface of the second bracket is in a concave V shape. The shape of the top surface fits the shape of the oil pan and can be changed accordingly according to the shape of the oil pan.

Further, the reducer case is fixed with a positioning post, and the positioning post protrudes toward the oil pan, and the corresponding position of the oil pan is provided with a positioning hole through which the positioning post can pass.

Further, there are four positioning columns, which are respectively arranged at the four corners of the rectangle. High stability and accurate positioning.

Further, the positioning column is a stud, and the positioning hole is a light hole. The light hole facilitates the passage of studs; through the positioning column, the precise position of the oil pan during disassembly and installation is ensured, and the centering between the oil pan and the threaded hole of the box body is guided, so that the light hole on the oil pan Aligning with the threaded holes on the box body can not only increase the speed of disassembly and assembly, but also protect the processed large gear and the machined surface of the box body.

Further, a wooden board is provided between the first bracket and the reducer case. The wooden board is soft and protects the contact surface of the bottom surface of the reducer box.

Further, the first bracket is welded from a plate-shaped structure into a hollow structure with a trapezoidal cross-section, and the first bracket is provided with a step plate that can be used for stepping on to replace the oil pan. The bottom of the trapezoid is wider than the top, which improves the placement stability of the first bracket.

Further, the mobile trolley can be lifted by bolts, jacks or hydraulic cylinders, or it can be an integrated electric lifting platform.

In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

When the oil pan is disassembled, the oil pan is supported by the second bracket. Because the top surface of the second bracket fits the bottom surface of the oil pan, the stability of the oil pan structure can be guaranteed, and the oil pan can be avoided during disassembly and Tilt or turn over during installation; through the height-adjustable mobile trolley, the oil pan can enter and exit the bottom of the reducer box during disassembly and installation, as well as the function of loading and unloading in the height direction; in addition, there is a support for The first bracket of the reducer case prevents the reducer case from falling and improves the safety of the space below when the oil pan is disassembled and replaced.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 shows the front view of Embodiment 1 of the oil pan replacement device for ultra-high speed reducers of the present invention.

FIG. 2 shows a side view of FIG. 1 .

Fig. 3 shows the front view of Embodiment 2 of the oil pan replacement device for ultra-high speed reducers of the present invention.

FIG. 4 shows a side view of FIG. 3 .

Wherein, the above-mentioned accompanying drawings include the following reference signs:

1 reducer box; 2 first bracket; 3 oil pan; 4 second bracket; 5 mobile trolley; 6 positioning column; 7 gear.

Detailed ways

It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by those of ordinary skill in the art to which this application belongs.

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

One application scenario is: before transportation, the product oil pan must be replaced with a shorter tooling oil pan (the product oil pan is oil pan 3 in Figures 1 and 2, and the tooling oil pan is Figure 3, The oil pan 3 in 4; embodiment one shows the schematic diagram of the product oil pan, and embodiment two shows the schematic diagram of the frock oil pan), which meets the transportation requirements; after being transported to the destination position, the product oil The bottom case is replaced;

(1) Before transportation, the product oil pan must be replaced with a shorter tooling oil pan: first, hoist the reducer case 1 to a suitable position and height, and place the first bracket 2 on the reducer case 1 Below, place an anti-collision plank between the reducer case 1 and the first support 2 to prevent the bottom of the reducer case 1 from being damaged; place the second support 4 on a mobile trolley 5 that can move both horizontally and vertically, and move The trolley 5 moves and adjusts the second bracket 4 to just below the product oil pan;

Remove the fastening bolts between the product oil pan and the reducer case 1, leaving only 4 bolts undisassembled to prevent the product oil pan from falling; install the guide screw (positioning column 6) to the screw in the hole; raise the mobile trolley 5, raise the product second bracket 4 to a position where there is only a 10mm gap with the product oil pan; loosen the remaining 4 fastening bolts, and drop the product oil pan to the second bracket 4. Lower the mobile trolley 5 so that the upper edge of the product oil pan is lower than the lower edge of the large gear 7. At this time, move the mobile trolley 5 out of the bottom of the reducer box 1, and then use the lifting device to lift the product oil pan and the first gear. The second bracket 4 is hoisted away from the mobile trolley 5 to complete the disassembly of the oil pan of the product.

(2) Use lifting equipment to place the shorter frock oil pan and second bracket 4 on the mobile trolley 5, and the mobile trolley 5 will move the frock oil pan and the second bracket 4 to the bottom of the reducer box 1, and lift Move the trolley 5 so that the upper edge of the tooling oil pan is at the same height as the lower end of the guide screw (positioning column 6). Lead the screw so that the lead screw extends into the positioning hole of the tooling oil pan, slowly raise the moving trolley 5, and raise the tooling oil pan to a distance of 1 cm from the reducer box 1 (because the moving trolley 5 liters The high range is limited, if it cannot be raised to this height, install a nut on each of the 4 lead screws, tighten each nut, so that the tooling oil pan moves upward to contact with the reducer case 1), install the reducer case Body 1 and the fastening bolts of the tooling oil pan, disassemble the lead screw, lower the mobile trolley 5 and the second bracket 4, and move them out of the lower part of the reducer case 1 to complete the installation of the tooling oil pan.

(3) After transported to the destination location, the steps to replace the product oil pan are reversed to the above.

As shown in Figures 1 and 2, a replacement device for an oil pan 3 for an ultra-high reducer, further comprising a first bracket 2 for abutting against and supporting the reducer case 1 and for receiving the oil pan The second support 4 of 3, the second support 4 is placed on the movable trolley 5 that can be lifted, the height of the vertical direction of the mobile trolley 5 is adjustable, and the top surface of the second support 4 fits the shape of the bottom surface of the oil pan 3.

In the utility model adopting the above-mentioned technical solution, when the oil pan 3 is disassembled, the oil pan 3 is supported by the second bracket 4, and since the top surface of the second bracket 4 fits the shape of the bottom surface of the oil pan 3, the oil can be ensured. The stability of the structure of the pan 3 prevents the oil pan 3 from tilting or turning over during disassembly and installation; the height-adjustable mobile trolley 5 enables the oil pan 3 to enter and exit the bottom of the reducer case 1 during disassembly and installation , and the function of mounting and dismounting in the height direction; in addition, there is a first bracket 2 for supporting the reducer case 1 to prevent the reducer case from falling, and improve the space below the oil pan 3 when it is disassembled and replaced. safety.

Further, the top surface of the second bracket 4 is a plate-shaped structure, and the lower part of the plate-shaped structure is surrounded by a tubular structure to form a rectangular frame structure. The second bracket 4 abuts against the bottom of the oil pan 3 through the plate structure on the top surface, and the lower part of the second bracket 4 is a frame structure, which effectively reduces weight while ensuring the load-bearing effect.

Further, the oil pan 3 may be a product oil pan or a tooling oil pan.

Further, when the oil pan 3 is a product oil pan, the top surface of the second bracket 4 is in a concave V shape. The shape of the top surface fits the shape of the oil pan 3 and can be changed accordingly according to the shape of the oil pan 3 .

Further, the reducer case 1 is fixed with a positioning post 6 , and the positioning post 6 protrudes toward the oil pan 3 , and the corresponding position of the oil pan 3 is provided with a positioning hole through which the positioning post 6 can pass.

Further, there are four positioning columns 6, which are respectively arranged at the four corners of the rectangle. High stability and accurate positioning.

Further, the positioning column 6 is a stud, and the positioning hole is a light hole. The light hole facilitates the passage of studs; through the positioning column 6, the precise limit of the oil pan 3 during disassembly and installation is guaranteed, and the centering between the oil pan 3 and the threaded hole of the box body is guided, so that the oil pan 3 The light holes on the top and the threaded holes on the casing are aligned, which can improve the speed of disassembly and assembly, and can also protect the large gear 7 and the casing processing surface of the finished product.

Further, a wooden board is provided between the first bracket 2 and the reducer case 1 . The wood board is soft and protects the contact surface of the bottom surface of the reducer casing 1 .

Further, the first bracket 2 is welded from a plate structure into a trapezoidal hollow structure, and the first bracket 2 is provided with a step plate that can be used for stepping on to replace the oil pan. The bottom of the trapezoid is wider than the top, which improves the placement stability of the first bracket 2 .

Further, the mobile trolley 5 can be lifted by bolts, jacks or hydraulic cylinders, or it can be an integrated electric lifting platform.

The scope of the present invention is not limited by the embodiments described above, but by the appended claims and their equivalents.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, there may be various modifications and changes in the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of this application shall be included within the protection scope of this application.

Claims (10)

1. The utility model provides a device is changed to oil pan for superelevation reduction gear, its characterized in that, including be used for with first support (2) that reduction gear box (1) butt supported and be used for accepting second support (4) of oil pan (3), second support (4) are arranged in on liftable travelling car (5), the height-adjustable of travelling car (5) vertical direction, second support (4) top surface with the bottom surface shape of oil pan (3) is laminated mutually.

2. Oil pan replacing device for ultra-high speed reducer according to claim 1, characterized in that the top surface of the second bracket (4) is a plate-like structure, and a frame structure is enclosed by a tubular structure below the plate-like structure.

3. Oil pan changing device for ultra-high speed reducers according to claim 1, characterized in that the oil pan (3) can be a product oil pan or a tooling oil pan.

4. The oil pan replacing device for an ultra-high speed reducer according to claim 3, wherein when the oil pan (3) is the product oil pan, the top surface of the second bracket (4) is in a concave V shape.

5. The oil pan replacing device for the ultra-high speed reducer according to claim 1, wherein a positioning column (6) is fixed on the reducer case body (1), the positioning column (6) extends towards the oil pan (3), and a positioning hole for the positioning column (6) to pass through is formed in a corresponding position of the oil pan (3).

6. The oil pan replacing device for the ultra-high speed reducer according to claim 5, wherein the number of the positioning columns (6) is four, and the four positioning columns are respectively arranged at four corners of a rectangle.

7. The oil pan replacing device for the ultra-high speed reducer according to claim 5, wherein the positioning column (6) is a stud, and the positioning hole is a unthreaded hole.

8. Oil pan replacing device for ultra-high speed reducers according to claim 1, characterized in that wood plates are provided between the first bracket (2) and the reducer case (1).

9. Oil pan replacing device for ultra-high speed reducer according to claim 1, characterized in that the first bracket (2) is welded by a plate-like structure into a hollow structure with a trapezoidal section, and a step plate for stepping to replace the oil pan (3) is arranged on the first bracket (2).

10. Oil pan replacing device for ultra-high retarders according to claim 1, characterized in that the moving trolley (5) can be lifted by bolts, jacks or hydraulic cylinders or is an integrated electric lifting platform.

Images