CN216034649U

CN216034649U - Mechanism for ensuring hole coaxiality

Info

Publication number: CN216034649U
Application number: CN202122836991.5U
Authority: CN
Inventors: 李孔强; 刘立波
Original assignee: Shandong Jianghua Machinery Manufacturing Co ltd
Current assignee: Shandong Jianghua Machinery Manufacturing Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-03-15
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a mechanism for ensuring hole coaxiality, which relates to the field of agricultural machinery and comprises a frame main body, wherein a bearing seat plate fixing beam is arranged at the top of the frame main body in a welded mode, a first transmission shaft is arranged at the bottom of the welded mode of the bearing seat plate fixing beam, and bearings with seats are arranged at two ends of the first transmission shaft, so that the mechanism has the advantages of increasing efficiency: be provided with bearing frame assembly fixed plate, first transmission shaft, the second transmission shaft, four take seat bearing and bearing seat board fixed beam seam, when using, install three bearing fixed plates through seam top at bearing seat board fixed beam, normally install through round pin axle cooperation bearing frame assembly fixed plate and bearing fixed plate support, this structure is for conveniently changing the belt, the hand labor intensity is reduced, holistic work efficiency has been accelerated, can guarantee the axiality of bearing fixed plate, prevent that the bearing from damaging, thereby the life of equipment has been prolonged, and the cost is reduced.

Description

Mechanism for ensuring hole coaxiality

Technical Field

The utility model relates to the field of agricultural machinery, in particular to a mechanism for ensuring hole coaxiality.

Background

At present, a middle transmission shaft of a corn harvester in China is connected by a transmission shaft or a coupling for two transmission shafts. One transmission shaft is only suitable for the mechanism with shorter middle transmission, and two transmission shafts are suitable for the mechanism with longer middle transmission, but because the middle part is connected by a chain or a coupler, the coaxiality of the four bearings cannot be ensured, the high-temperature damage of the bearings is caused, and the benefit of the machine is influenced, so that the problem of the occurrence of the coaxiality of the holes needs to be solved by designing the mechanism with the guaranteed coaxiality.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a mechanism for ensuring the coaxiality of holes, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mechanism of assurance hole axiality, includes the frame main part, bearing seat board fixed beam seam is installed at the top of frame main part, first transmission shaft is installed to the bottom that bearing seat board fixed beam seam, the rolling bearing is all installed at the both ends of first transmission shaft, the second transmission shaft is installed to the bottom that bearing seat board fixed beam seam just is located one side of first transmission shaft, the rolling bearing of looks isostructure is all installed at the both ends of second transmission shaft, three bearing fixed plate is installed at the top that bearing seat board fixed beam seam closes, bearing fixed plate support is all installed in the outside of bearing fixed plate, bearing frame assembly fixed plate is all installed to one side of bearing fixed plate support, the round pin axle that symmetric distribution and cooperation bearing fixed plate support used is installed in the outside of bearing frame assembly fixed plate.

Preferably, the outer side of the bearing seat assembly fixing plate is provided with a positioning hole matched with the pin shaft for use.

Preferably, a coupler is arranged between the first transmission shaft and the second transmission shaft.

Preferably, a chain is arranged between the first transmission shaft and the second transmission shaft.

Preferably, the first transmission shaft and the second transmission shaft are both located on the same horizontal line.

Preferably, the frame body is made of an aluminum alloy material.

Compared with the prior art, the utility model has the beneficial effects that: the structure is characterized in that a bearing seat assembling and fixing plate, a first transmission shaft, a second transmission shaft, four bearings with seats and a bearing seat plate fixing beam are welded, when in use, three bearing fixing plates are arranged at the top of the bearing seat plate fixing beam welding, the bearing seat assembling and fixing plate and a bearing fixing plate bracket are normally installed through pin shafts, the bearing fixing plate bracket is arranged on the surface of the bearing seat plate fixing beam welding, the structure is convenient for replacing a belt, reduces the labor intensity of workers and accelerates the overall working efficiency, the first transmission shaft and the second transmission shaft are normally connected through a chain holding or a coupler, the bearing fixing plate bracket and the bearing seat assembling and fixing plate bracket are normally installed through two positioning holes which are matched with the pin shafts, and then a coaxial positioning device is penetrated for welding, so that after the belt is replaced, when the bearing seat assembling and fixing plate, the coaxiality of the bearing fixing plate can be ensured, and the bearing is prevented from being damaged, so that the service life of the equipment is prolonged, and the cost is reduced.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a top view of the overall structure of the present invention;

FIG. 3 is an enlarged view of the bearing seat assembly fixing plate and the bearing fixing plate bracket structure of the present invention;

fig. 4 is a side view of the structure of the present invention.

In the figure: 1. a fixed plate is assembled on the bearing seat; 2. a bearing fixing plate bracket; 3. a first drive shaft; 4. a second drive shaft; 5. a pedestal bearing; 6. the bearing seat plate fixing beam is welded; 7. a pin shaft; 8. a frame body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a mechanism for ensuring hole coaxiality comprises a frame main body 8, a bearing seat plate fixing beam welding joint 6 is installed at the top of the frame main body 8, a first transmission shaft 3 is installed at the bottom of the bearing seat plate fixing beam welding joint 6, bearings 5 with seats are installed at two ends of the first transmission shaft 3, a second transmission shaft 4 is installed at the bottom of the bearing seat plate fixing beam welding joint 6 and located on one side of the first transmission shaft 3, bearings 5 with seats of the same structure are installed at two ends of the second transmission shaft 4, three bearing fixing plates are installed at the top of the bearing seat plate fixing beam welding joint 6, a bearing fixing plate bracket 2 is installed on the outer side of each bearing fixing plate, a bearing seat assembling fixing plate 1 is installed on one side of each bearing fixing plate bracket 2, the bearing fixing plate bracket 2 is installed on the surface of the bearing seat plate fixing beam welding joint 6, the structure is convenient for replacing a belt, and manual labor intensity is reduced, the holistic work efficiency has been accelerated, the round pin axle 7 that symmetric distribution and cooperation bearing fixed plate support 2 used is installed in the outside of bearing frame assembly fixed plate 1, through installing two locating hole cooperation round pin axles 7 and bearing frame assembly fixed plate 1, bearing fixed plate support 2 normally installs, then wear coaxial positioner to weld, can guarantee like this after the belt is changed, when assembly bearing frame assembly fixed plate 1, can guarantee the axiality of bearing fixed plate, prevent that the bearing from damaging, thereby the life of equipment has been prolonged, and the cost is reduced.

Further, the locating hole that cooperation round pin axle 7 used is seted up in the outside of bearing frame assembly fixed plate 1, normally install through installing two locating hole cooperation round pin axles 7 and bearing frame assembly fixed plate 1, bearing fixed plate support 2, then wear coaxial positioner to weld, can guarantee like this after the belt is changed, when assembly bearing frame assembly fixed plate 1, can guarantee the axiality of bearing fixed plate, prevent that the bearing from damaging, thereby the life of equipment has been prolonged, the cost is reduced.

Further, a coupler is arranged between the first transmission shaft 3 and the second transmission shaft 4, and the coupler is matched with the first transmission shaft for normal use.

Further, a chain is arranged between the first transmission shaft 3 and the second transmission shaft 4, and the chain is matched with the first transmission shaft for normal use.

Furthermore, the first transmission shaft 3 and the second transmission shaft 4 are both positioned on the same horizontal line, so that the whole normal operation is realized.

Furthermore, the frame main body 8 is made of aluminum alloy materials, so that the service life of the equipment is prolonged.

Specifically, when the utility model is used: when in use, three bearing fixing plates are arranged at the top of the bearing seat plate fixing beam welding joint 6, the bearing seat plate fixing beam welding joint 1 and the bearing fixing plate bracket 2 are normally installed through the pin shaft 7, the bearing fixing plate bracket 2 is installed on the surface of the bearing seat plate fixing beam welding joint 6, the structure is convenient for replacing a belt, reduces the labor intensity of workers and accelerates the whole working efficiency, the first transmission shaft 3 and the second transmission shaft 4 are normally connected through a chain holding or a coupler, the bearing seat plate fixing plate bracket 1 and the bearing fixing plate bracket 2 are normally installed through the pin shaft 7 matched with two positioning holes, and then a coaxial positioning device is worn for welding, thus ensuring the coaxiality of the bearing fixing plates and preventing the bearing from being damaged when the bearing seat plate fixing beam welding joint 1 is assembled after the belt is replaced, thereby prolonging the service life of the equipment and reducing the cost.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a guarantee mechanism of hole axiality, includes frame main part (8), its characterized in that: the top of the frame main body (8) is provided with a bearing seat plate fixing beam welding joint (6), the bottom of the bearing seat plate fixing beam welding joint (6) is provided with a first transmission shaft (3), bearings (5) with seats are arranged at two ends of the first transmission shaft (3), a second transmission shaft (4) is arranged at the bottom of the bearing seat plate fixing beam welding joint (6) and at one side of the first transmission shaft (3), both ends of the second transmission shaft (4) are provided with bearings (5) with seats with the same structure, the top of the bearing seat plate fixing beam welding joint (6) is provided with three bearing fixing plates, a bearing fixing plate bracket (2) is arranged at the outer side of each bearing fixing plate, a bearing seat assembly fixing plate (1) is arranged at one side of each bearing fixing plate bracket (2), and pin shafts (7) which are symmetrically distributed and matched with the bearing fixing plate bracket (2) for use are installed on the outer side of the bearing seat assembly fixing plate (1).

2. A mechanism for ensuring bore concentricity as claimed in claim 1, wherein: the outer side of the bearing seat assembly fixing plate (1) is provided with a positioning hole matched with the pin shaft (7) for use.

3. A mechanism for ensuring bore concentricity as claimed in claim 1, wherein: and a coupler is arranged between the first transmission shaft (3) and the second transmission shaft (4).

4. A mechanism for ensuring bore concentricity as claimed in claim 1, wherein: and a chain is arranged between the first transmission shaft (3) and the second transmission shaft (4).

5. A mechanism for ensuring bore concentricity as claimed in claim 1, wherein: the first transmission shaft (3) and the second transmission shaft (4) are both located on the same horizontal line.

6. A mechanism for ensuring bore concentricity as claimed in claim 1, wherein: the frame main body (8) is made of an aluminum alloy material.