CN213117382U - Assembly positioning structure of gear box - Google Patents

Abstract

The utility model discloses an assembly positioning structure of a gear box, which comprises a box body, wherein an accommodating cavity with an opening at the upper end is limited in the box body; the low-speed gear shaft is arranged in the accommodating cavity, and the axis of the low-speed gear shaft is vertical to the plane of the opening; the positioning plate is arranged on the outer side of the lower end of the box body and is connected with the box body; and the support bearing is arranged between the positioning plate and the low-speed gear shaft. The assembly positioning structure of the gear box has the advantages of accurate positioning, high assembly efficiency and the like.

Description

Assembly positioning structure of gear box

Technical Field

The utility model belongs to the technical field of the assembly positioning of gear box, concretely relates to assembly positioning structure of gear box.

Background

The gear shaft of present gear box is installed usually on box and case lid, when the assembly, need place the gear shaft in the box usually, then installs the case lid, however, because the gear shaft lacks fixedly when the installation dress, takes place the swing easily, causes the mounting hole on gear shaft tip and the case lid to take place the dislocation, and then influences the assembly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

Therefore, the utility model provides an assembly positioning structure of gear box, assembly positioning structure of this gear box have the location accurate, advantage that assembly efficiency is high.

According to the utility model discloses assembly positioning structure of gear box, include: the box body is internally provided with an accommodating cavity with an opening at the upper end; the low-speed gear shaft is arranged in the accommodating cavity, and the axis of the low-speed gear shaft is vertical to the plane of the opening; the positioning plate is arranged on the outer side of the lower end of the box body and is connected with the box body; and the support bearing is arranged between the positioning plate and the low-speed gear shaft.

According to the utility model discloses positioning structure of gear box through set up locating plate and support bearing in the box lower part, is convenient for support the low-speed gear axle, prevents that the low-speed gear axle from taking place the swing in the box, has improved the assembly accuracy to make assembly efficiency promote.

According to the utility model discloses an embodiment, the locating plate with the box links to each other through two set screws.

According to the utility model discloses an embodiment, set up two regulation holes that run through along its thickness direction on the locating plate.

According to the utility model discloses an embodiment, the locating plate is rectangular shaped plate, two the regulation hole is followed the central line symmetrical arrangement of locating plate.

According to the utility model discloses an embodiment, two the regulation hole is the slot, the set screw passes the regulation hole just can along the length direction of regulation hole removes.

According to the utility model discloses an embodiment, support bearing's upper surface with low-speed gear axle lower surface links to each other, support bearing's lower surface with the upper surface of locating plate links to each other.

According to the utility model discloses an embodiment, the locating plate with there is the clearance between the box.

According to an embodiment of the invention, the support bearing is a flat bearing.

According to an embodiment of the utility model, a gear box, including the aforesaid arbitrary gear box assemble the location structure.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural view of an assembly positioning structure of a gearbox according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a positioning plate in an assembling and positioning structure of a gear box according to an embodiment of the present invention.

Reference numerals:

the assembling and positioning structure 100 of the gear box;

a case 10;

a positioning plate 20, an adjusting hole 21;

a support bearing 30;

a set screw 40;

a low-speed gear shaft 50.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

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" are to be construed broadly, and may be, for example, 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.

The assembly positioning structure 100 of the gear box according to the embodiment of the present invention is described in detail below with reference to the drawings.

As shown in fig. 1 to 2, an assembly positioning structure 100 of a gear box according to an embodiment of the present invention includes: the low-speed gear shaft 50, the positioning plate 20 and the support bearing 30.

Specifically, a housing cavity with an open upper end is defined in the box body 10; the low-speed gear shaft 50 is arranged in the accommodating cavity, and the axis of the low-speed gear shaft 50 is vertical to the plane of the opening; the positioning plate 20 is arranged on the outer side of the lower end of the box body 10 and connected with the box body 10; the support bearing 30 is provided between the positioning plate 20 and the low-speed gear shaft 50.

In other words, as shown in fig. 1 to 2, according to the utility model discloses an assembly positioning structure 100 of gear box mainly comprises box 10, low-speed gear shaft 50, locating plate 20 and support bearing 30, the box 10 upper end is equipped with the opening for install the case lid, be provided with low-speed gear shaft 50 in the box 10, the axis perpendicular to opening place plane of low-speed gear shaft 50, the box 10 lower extreme is equipped with the second opening, second open-ended inner wall is connected with low-speed gear shaft 50 rotation, second open-ended lower terminal surface is connected with locating plate 20, be equipped with support bearing 30 between the lower extreme of low-speed gear shaft 50 and locating plate 20.

Therefore, the utility model discloses a set up locating plate 20 and support bearing 30 in box 10 lower part, be convenient for support the lower terminal surface of low-speed gear shaft 50, prevent that the swing from taking place in box 10 in the 50 upper ends of low-speed gear shaft, improved the assembly accuracy to make assembly efficiency promote.

According to the utility model discloses an embodiment, locating plate 20 links to each other through two set screws 40 with box 10, adopts set screws 40 to connect to be convenient for improve the stability between the remaining box 10 of locating plate 20.

In some embodiments of the present invention, as shown in fig. 2, two adjusting holes 21 are formed on the positioning plate 20 and penetrate through the positioning plate in the thickness direction.

Further, the positioning plate 20 is a rectangular plate, and the adjusting holes 21 are symmetrically arranged along the center line of the positioning plate.

Furthermore, two regulation hole 21 is the slot, and set screw 40 passes regulation hole 21 and can follow the length direction of regulation hole 21 removes, when assembling not unidimensional gear box, through removing set screw 40 in regulation hole 21, is convenient for fix locating plate 20 and box 10 to adapt to not unidimensional gear box.

In some embodiments of the present invention, the upper surface of the support bearing 30 is connected to the lower surface of the low-speed gear shaft 50, and the lower surface of the support bearing 30 is connected to the upper surface of the positioning plate 20.

Further, there is a gap between the positioning plate 20 and the casing 10, so that the support bearing 30 can support the low-speed gear shaft 50 sufficiently after the fixing screw 40 is fastened.

Preferably, the support bearing 30 is a plane bearing, which can support the low-speed gear shaft 50 on one hand, and can facilitate the rotation of the low-speed gear shaft 50 during assembly on the other hand, so as to facilitate the check of whether the low-speed gear shaft 50 is moving normally.

According to an embodiment of the utility model, a gear box, including the positioning structure of foretell gear box.

To sum up, the utility model discloses utilize locating plate 20 and support bearing 30 to advance to support low-speed gear shaft 50's lower terminal surface, prevent that low-speed gear shaft 50 upper end from taking place to rock when the assembly, and then promoted assembly efficiency, and the slot has been seted up on locating plate 20, two fixed screw 40 spacing of being convenient for are in order to adapt to different gear boxes, have enlarged the range of application, establish support bearing 30 into plane bearing, make things convenient for low-speed gear shaft 50 to rotate, whether the inspection low-speed gear shaft 50 of being convenient for moves normally.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. An assembling positioning structure of a gear box is characterized by comprising:

the box body is internally provided with an accommodating cavity with an opening at the upper end;

the low-speed gear shaft is arranged in the accommodating cavity, and the axis of the low-speed gear shaft is vertical to the plane of the opening;

the positioning plate is arranged on the outer side of the lower end of the box body and is connected with the box body;

and the support bearing is arranged between the positioning plate and the low-speed gear shaft.

2. An assembling and positioning structure of a gearbox according to claim 1, wherein the positioning plate is connected with the box body through two fixing screws.

3. An assembling and positioning structure of a gearbox according to claim 2, wherein the positioning plate is provided with two adjusting holes penetrating along the thickness direction of the positioning plate.

4. The assembling positioning structure of the gearbox according to claim 3, wherein said positioning plate is a rectangular plate, and two of said adjusting holes are symmetrically arranged along a center line of said positioning plate.

5. The assembling positioning structure of the gearbox according to claim 4, wherein both of said adjusting holes are rectangular holes, and said fixing screw passes through said adjusting holes and can move along the length direction of said adjusting holes.

6. An assembling positioning structure of a gear box according to claim 1, wherein an upper surface of said support bearing is connected to a lower surface of said low-speed gear shaft, and a lower surface of said support bearing is connected to an upper surface of said positioning plate.

7. An assembling positioning structure of a gear box according to claim 6, wherein a clearance exists between the positioning plate and the box body.

8. An assembly positioning structure of a gear box according to claim 1, wherein said support bearing is a flat bearing.

9. A gearbox comprising the assembly positioning structure of a gearbox according to any one of claims 1 to 8.

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