CN213799109U - Heavy-duty forklift front drive axle housing based on triangular reinforcing structure - Google Patents
Heavy-duty forklift front drive axle housing based on triangular reinforcing structure Download PDFInfo
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- CN213799109U CN213799109U CN202022466091.1U CN202022466091U CN213799109U CN 213799109 U CN213799109 U CN 213799109U CN 202022466091 U CN202022466091 U CN 202022466091U CN 213799109 U CN213799109 U CN 213799109U
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- axle housing
- drive axle
- middle section
- partition plate
- convex panel
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Abstract
A heavy-duty forklift front drive axle housing based on a triangular reinforcing structure comprises a drive axle housing main body, wherein the drive axle housing main body comprises a left half-axle housing, an axle housing middle section and a right half-axle housing, and the left half-axle housing and the right half-axle housing are respectively welded at the left end and the right end of the axle housing middle section through connecting blocks; the axle housing middle section includes drive axle housing installation department and connects the drive axle housing arm at drive axle housing installation department both ends, and the welding has the section of strengthening in the drive axle housing arm, and left side axle housing and right axle housing are close to the one end in axle housing middle section and are equipped with the thickening layer respectively. The utility model has the advantages that a reinforcing section designed based on the triangle stability principle is welded in each of the two drive axle housing arms, so that the strength and the stability are better; and simultaneously, the thickening treatment is carried out on one end, close to the middle section of the axle housing, of the left half axle housing and the right half axle housing, so that the overall strength of the axle housing of the drive axle is improved.
Description
Technical Field
The utility model relates to a heavy load forklift front drive axle housing especially relates to a heavy load forklift front drive axle housing based on triangle-shaped reinforcing structure.
Background
The forklift is used as an important carrying machine in the logistics industry, the development situation of health and stability is kept in the last two decades, particularly, the forklift industry in China is unexpectedly increased in 2017, and a novel forklift product obtains excellent performance in domestic and foreign markets. The front drive axle housing is an important component of a forklift transmission system, is a basic part of a forklift main speed reducer, a transmission and a half shaft, is used for supporting and protecting the main speed reducer, the differential mechanism, the half shaft and other parts, and enables the relative position of a left driving wheel and a right driving wheel to be fixed through the installation of a suspension or a hub. And the weight of the frame and all the parts on the frame are supported, and the ground reaction force and moment transmitted by the wheels are borne until the ground reaction force and moment are transmitted to the frame. But to the heavy load fork truck of the load capacity more than 20 tons, owing to lack the core technology and the manufacturing process that transaxle axle housing was made, lead to the demand of domestic fork truck enterprise to the transaxle axle housing before the heavy load fork truck to rely on foreign import product to a great extent.
Disclosure of Invention
In order to overcome the problem, the utility model provides a heavily carry fork truck front drive axle housing based on triangle-shaped reinforcing structure.
The utility model adopts the technical proposal that: a heavy-duty forklift front drive axle housing based on a triangular reinforcing structure comprises a drive axle housing main body, wherein the drive axle housing main body comprises a left half-axle housing, an axle housing middle section and a right half-axle housing, and the left half-axle housing and the right half-axle housing are respectively welded at the left end and the right end of the axle housing middle section through connecting blocks; the axle housing middle section comprises a drive axle housing installation part and drive axle housing arm parts connected to two ends of the drive axle housing installation part, the axle housing middle section comprises an upper convex panel, a lower convex panel, a front partition plate, a rear partition plate, an axle bag and an installation plate, the upper convex panel and the lower convex panel are of a structure in a shape like a Chinese character ji with opposite directions, the upper convex panel, the lower convex panel, the front partition plate and the rear partition plate are matched in shape, and the upper end and the lower end of the front partition plate and the lower end of the rear partition plate are respectively connected with the upper convex panel and the lower convex panel to form a whole; the front partition board and the rear partition board are both provided with openings, the front surface of the front partition board is connected with a bridge package, and the interior of the bridge package is communicated with the openings of the front partition board and the rear partition board; the inner side of the opening of the rear clapboard is connected with a circular mounting plate, and the upper end and the lower end of the mounting plate are symmetrically provided with U-shaped grooves for fixing the main speed reducer;
a reinforcing section is welded in the axle housing arm of the drive axle and comprises a rectangular frame, first oblique steel plates are welded on the inner sides of four right angles of the rectangular frame, the four first oblique steel plates are sequentially connected end to end in the rectangular frame to form a rhombic space, and the rhombic space allows a half axle to pass through; second oblique steel plates are further connected between the four top points of the rectangular frame and the first oblique steel plates and are perpendicular to the first oblique steel plates;
mounting blocks for being fixedly connected with a forklift frame are welded on the front side and the rear side of the axle housing arm of the drive axle respectively, and the mounting blocks are approximately square-ring-shaped; a main speed reducer and a differential of a forklift are arranged in the axle housing installation part of the drive axle and used for transmitting power to the half axle; the left half shaft shell and the right half shaft shell are both provided with triangular brake disc mounting racks, and the triangular brake disc mounting racks are connected with the brake caliper through bolts; one end of the left half shaft shell and one end of the right half shaft shell, which are far away from the middle section of the axle housing, are provided with splines which are used for being connected with the wheel reduction gear in a matching way.
Further, the one end that left side semi-axis casing and right semi-axis casing are close to the axle housing middle section is equipped with the thickening layer respectively, and the thickening layer is located between triangle-shaped brake disc mounting bracket and the axle housing middle section.
The utility model has the advantages that: utilize the triangle-shaped structure to have stability, have firm, withstand voltage characteristics, designed a heavy load fork truck front drive axle housing based on triangle-shaped reinforcing structure. A reinforcing section designed based on the triangular stability principle is welded in each of the two drive axle housing arm parts, and compared with the prior art, the novel structure has the advantages of strength and stability. In addition, according to the great position of axle housing stress that simulation calculation and experimental data result show, left and right semi-axis casing is close to axle housing middle section one end promptly, also follows left semi-axis casing and the right semi-axis casing that triangle-shaped brake disc mounting bracket began to the axle housing middle section, has carried out thickening to drive axle housing bulk strength has been improved.
Drawings
Fig. 1 is a plan view of the present invention.
Fig. 2 is a top full-sectional view of the present invention.
Fig. 3 is a front full-section view of the present invention.
Fig. 4 is a schematic view of the axial measurement structure of the present invention.
Fig. 5 is a front view of the present invention.
Fig. 6 is a sectional view taken along the line a-a in fig. 5.
Fig. 7 is a schematic diagram of the reinforcing section designed based on the triangle stability principle of the present invention.
FIG. 8 is a schematic view of the axial measurement structure of the reinforcement section of the present invention
Description of reference numerals: 1. a left axle housing; 2. a middle section of the axle housing; 201. a drive axle housing arm; 202. a drive axle housing mounting section; 21. an upwardly convex panel; 22. a lower convex panel; 23. a rear bulkhead; 24. a front bulkhead; 25. a bridge package; 26. mounting a plate; 3. a right half shaft housing; 4. mounting blocks; 5. a triangular brake disc mounting rack; 6. a spline; 7. a reinforcement section; 71. a rectangular frame; 72. a second diagonal steel plate; 73. a first inclined steel plate; 8. thickening the layer; 9. and (4) connecting the blocks.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to the attached drawings, the axle housing of the heavy-duty forklift front driving axle based on the triangular reinforcing structure comprises a driving axle housing main body, wherein the driving axle housing main body comprises a left half-axle housing 1, an axle housing middle section 2 and a right half-axle housing 3, and the left half-axle housing 1 and the right half-axle housing 3 are respectively welded at the left end and the right end of the axle housing middle section 2 through connecting blocks 9; the axle housing middle section 2 comprises a drive axle housing installation part 202 and drive axle housing arm parts 201 connected to two ends of the drive axle housing installation part 202, the axle housing middle section 2 comprises an upper convex panel 21, a lower convex panel 22, a front partition plate 24, a rear partition plate 23, an axle bag 25 and an installation plate 26, the upper convex panel 21 and the lower convex panel 22 are of a structure with the opposite directions in a shape like a Chinese character 'ji', the upper convex panel 21, the lower convex panel 22, the front partition plate 24 and the rear partition plate 23 are matched in shape, and the upper end and the lower end of the front partition plate 24 and the lower end of the rear partition plate 23 are respectively connected with the upper convex panel 21 and the lower convex panel 22 to form a whole; the front clapboard 24 and the rear clapboard 23 are both provided with openings, the front surface of the front clapboard 24 is connected with a bridge package 25, and the interior of the bridge package 25 is communicated with the openings of the front clapboard 24 and the rear clapboard 23; the inner side of the opening of the rear partition plate 23 is connected with an annular mounting plate 26, and the upper end and the lower end of the mounting plate 26 are symmetrically provided with a U-shaped groove for fixing a main speed reducer;
a reinforcing section 7 is welded in the axle housing arm 201 of the drive axle, the reinforcing section 7 is designed based on the triangle stability principle, the reinforcing section 7 comprises a rectangular frame 71, and first oblique steel plates 73 are welded on the inner sides of four right angles of the rectangular frame 71 to form 4 right-angled triangles; meanwhile, the four first oblique steel plates 73 are sequentially connected end to end in the rectangular body frame 71 to form a rhombic space, and the half shafts can pass through the rhombic space without interference by reasonably controlling the thicknesses of the first oblique steel plates 73 and the rectangular body frame 71; in order to further fix the structure, a second oblique steel plate 72 is welded between four top points of the rectangular frame 71 and the first oblique steel plate 73, and the second oblique steel plate 72 is perpendicular to the first oblique steel plate 73, so that the original right-angled triangle is divided into 2 small right-angled triangles, the rectangular body is enabled to have super-strong stability by forming a plurality of triangles, and the axle housing can bear larger stress.
A group of mounting blocks 4 fixedly connected with a forklift frame are welded on the front side and the rear side of the drive axle housing arm 201 respectively, the mounting blocks 4 are approximately square-ring-shaped, and each group of mounting blocks 4 comprises two mounting blocks 4; a main speed reducer and a differential of a forklift for transmitting power to a half shaft are arranged in the drive axle housing installation part 202; the left half-shaft shell 1 and the right half-shaft shell 3 are both provided with a triangular brake disc mounting rack 5, and the triangular brake disc mounting rack 5 is connected with a brake caliper through a bolt; one end that left side semi-axis casing 1 and right semi-axis casing 3 are close to axle housing middle section 2 is equipped with thickening layer 8 respectively, and thickening layer 8 is located between triangle-shaped brake disc mounting bracket 5 and the axle housing middle section 2, and 8 interference parts of thickening layer and triangle-shaped brake disc mounting bracket 5 are cut flatly. One end of the left half shaft shell 1 and one end of the right half shaft shell 3, which are far away from the axle housing middle section 2, are provided with splines 6 which are used for being connected with a wheel reduction gear in a matching way.
The embodiments described in this specification are merely illustrative of implementations of the inventive concepts, and the scope of the invention should not be considered limited to the specific forms set forth in the embodiments, but rather the scope of the invention is intended to include equivalent technical means as would be understood by those skilled in the art from the inventive concepts.
Claims (2)
1. A heavy-duty forklift front drive axle housing based on a triangular reinforcing structure comprises a drive axle housing main body, wherein the drive axle housing main body comprises a left half axle housing (1), an axle housing middle section (2) and a right half axle housing (3), and the left half axle housing (1) and the right half axle housing (3) are respectively welded at the left end and the right end of the axle housing middle section (2) through connecting blocks (9); axle housing middle section (2) include drive axle housing installation department (202) and connect drive axle housing arm (201) at drive axle housing installation department (202) both ends, its characterized in that: the axle housing middle section (2) comprises an upper convex panel (21), a lower convex panel (22), a front partition plate (24), a rear partition plate (23), an axle package (25) and a mounting plate (26), the upper convex panel (21) and the lower convex panel (22) are of inverted-V-shaped structures with opposite directions, the upper convex panel (21), the lower convex panel (22), the front partition plate (24) and the rear partition plate (23) are matched in shape, and the upper end and the lower end of the front partition plate (24) and the upper end and the lower end of the rear partition plate (23) are respectively connected with the upper convex panel (21) and the lower convex panel (22) to form a whole; the front partition plate (24) and the rear partition plate (23) are provided with openings, the front surface of the front partition plate (24) is connected with a bridge package (25), and the interior of the bridge package (25) is communicated with the openings of the front partition plate (24) and the rear partition plate (23); the inner side of the opening of the rear clapboard (23) is connected with a circular mounting plate (26), and the upper end and the lower end of the mounting plate (26) are symmetrically provided with a U-shaped groove for fixing the main speed reducer;
a reinforcing section (7) is welded in the axle housing arm (201) of the drive axle, the reinforcing section (7) comprises a rectangular body frame (71), first oblique steel plates (73) are welded on the inner sides of four right angles of the rectangular body frame (71), the four first oblique steel plates (73) are sequentially connected end to end in the rectangular body frame (71) to form a rhombic space, and the rhombic space allows a half shaft to pass through; second oblique steel plates (72) are further connected between the four top points of the rectangular frame (71) and the first oblique steel plates (73), and the second oblique steel plates (72) are perpendicular to the first oblique steel plates (73);
mounting blocks (4) fixedly connected with a forklift frame are welded on the front side and the rear side of the drive axle housing arm (201) respectively, and the mounting blocks (4) are approximately square-ring-shaped; a main speed reducer and a differential of a forklift are arranged in the drive axle housing installation part (202) and used for transmitting power to the half axle; the left half shaft shell (1) and the right half shaft shell (3) are both provided with a triangular brake disc mounting rack (5), and the triangular brake disc mounting rack (5) is connected with the brake caliper through bolts; one end of the left half shaft shell (1) and one end of the right half shaft shell (3) far away from the axle housing middle section (2) are provided with splines (6) used for being connected with the wheel reduction gear in a matching mode.
2. The heavy duty forklift front drive axle housing based on the triangular reinforcing structure as claimed in claim 1, wherein: one end that left side semi-axis casing (1) and right semi-axis casing (3) are close to axle housing middle section (2) is equipped with thickening layer (8) respectively, and thickening layer (8) are located between triangle-shaped brake disc mounting bracket (5) and axle housing middle section (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022466091.1U CN213799109U (en) | 2020-10-30 | 2020-10-30 | Heavy-duty forklift front drive axle housing based on triangular reinforcing structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022466091.1U CN213799109U (en) | 2020-10-30 | 2020-10-30 | Heavy-duty forklift front drive axle housing based on triangular reinforcing structure |
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| CN213799109U true CN213799109U (en) | 2021-07-27 |
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| CN202022466091.1U Active CN213799109U (en) | 2020-10-30 | 2020-10-30 | Heavy-duty forklift front drive axle housing based on triangular reinforcing structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265416A (en) * | 2020-10-30 | 2021-01-26 | 浙江工业大学 | Heavy-duty forklift front drive axle housing based on triangular reinforcing structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265416A (en) * | 2020-10-30 | 2021-01-26 | 浙江工业大学 | Heavy-duty forklift front drive axle housing based on triangular reinforcing structure |
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