Cylindrical gear with positioning function

Abstract

The utility model discloses a cylindrical gear with a positioning function, and relates to the technical field of cylindrical gears. The cylindrical gear comprises a cylindrical gear body, a mounting rod is arranged in the cylindrical gear body, a positioning pipe is fixedly connected to one side of the cylindrical gear body, a first positioning assembly is arranged on the surface of the mounting rod, and the first positioning assembly comprises a positioning plate fixedly connected to the surface of the mounting rod and a positioning block fixedly connected to one side of the positioning plate. Through the synergistic effect of the first positioning assembly and the second positioning assembly, accurate positioning of the cylindrical gear body and the meshing design of the positioning block and the meshing block are achieved, it is guaranteed that the position of the cylindrical gear body is accurate in the installation process, the problem that installation is inaccurate due to matching of a traditional key groove and a round hole is solved, and meanwhile the installation efficiency is improved. The stability of the cylindrical gear body is further enhanced through cooperation of the positioning grooves and the positioning protruding blocks, the installation process is simplified, and the assembly efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of cylindrical gear, especially relates to a cylindrical gear with positioning function. BACKGROUND

[0002] Cylindrical gear is one of the most common mechanical transmission elements, and is widely used in various mechanical transmission systems, they have simple structure, excellent transmission efficiency and reliable working performance, therefore, have been widely applied in the fields of industry, transportation, household appliances, however, in practical application, the installation and use process of gear often faces certain positioning problem, how to ensure the accurate positioning of gear during installation, and avoid the problems of poor gear meshing, deviation, gear slipping, wear and tear caused by improper installation, become the important topic of improving the performance of gear system.

[0003] At present, the traditional cylindrical gear in the installation and use process, more rely on artificial experience and traditional mechanical device to carry out positioning, although these methods can solve the positioning problem to a certain extent, but still have certain limitations, for example, keyway and round hole cooperation may cause gear installation inaccurate, repeated assembly difficult, gear meshing produces uneven load, and further influence transmission effect, even lead to the failure of gear system.

[0004] Therefore, we provide a cylindrical gear with positioning function to solve the above problems. Utility model content

[0005] The utility model is aimed at providing a cylindrical gear with positioning function, through the cooperation of first positioning assembly and second positioning assembly, solve the problem in the prior art that keyway and round hole cooperation may cause gear installation inaccurate, repeated assembly difficult, gear meshing produces uneven load, and further influence transmission effect.

[0006] To solve the above technical problems, the utility model is realized by the following technical schemes.

[0007] The utility model discloses a cylindrical gear with positioning function, including cylindrical gear body, the inside setting of cylindrical gear body has the mounting rod, the one side fixed connection of cylindrical gear body has the positioning pipe, the surface of mounting rod is provided with first positioning assembly, and first positioning assembly includes the positioning plate fixed connection in the surface of mounting rod, the positioning block fixed connection in one side of positioning plate, the meshing block with the meshing of positioning block and the anti -movement board fixed connection in one side of meshing block, through the setting of first positioning assembly, can position the installation position of cylindrical gear body, the inside setting of positioning pipe has second positioning assembly, and second positioning assembly includes the positioning recess that sets up in the inside of positioning pipe, the positioning lug fixed connection in the surface of mounting rod, sets up the mounting through hole in the inside of cylindrical gear body and positioning pipe and the mounting bolt of screw connection in the inside of mounting through hole, through the setting of second positioning assembly, can fix after positioning.

[0008] The utility model further sets up that the inside of cylindrical gear body sets up the heat dissipation through -hole, and the one side fixed connection of cylindrical gear body away from positioning pipe has the heat dissipation board.

[0009] The utility model further sets up that the inside of cylindrical gear body and mounting rod are for interference fit, and the front side and rear side of positioning pipe surface are plane design.

[0010] The utility model further sets up that the number of positioning recess and positioning lug is two, and two positioning recess and positioning lug are up and down design.

[0011] The utility model further sets up that the shape of positioning plate and anti -movement board is all a quarter of circular ring, and the anti -movement board fixed connection in one side of positioning pipe.

[0012] The utility model further sets up that positioning plate and anti -movement board are same horizontal line design, and positioning lug is located between two positioning plates.

[0013] The utility model has the following beneficial effects.

[0014] 1. The utility model discloses through the cooperation of first positioning assembly and second positioning assembly, realizes the accurate positioning of cylindrical gear body, and the meshing design of positioning block and meshing block ensures the position accuracy of cylindrical gear body in the installation process, avoids the installation inaccurate problem caused by traditional keyway and round hole cooperation, and simultaneously, the cooperation of positioning recess and positioning lug further enhances the stability of cylindrical gear body, simplifies the installation flow, and improves assembly efficiency.

[0015] 2. The utility model discloses a design through the interference fit and the heat dissipation through -hole, strengthened the connection stability of cylindrical gear body and installation rod, prevent the cylindrical gear body from appearing to shake or shift in the use process, in addition, the heat dissipation through -hole and the setting of heat dissipation plate effectively promote the heat dissipation performance of gear, reduce the heat accumulation because of friction, prolong the service life of cylindrical gear body, especially suitable for high -load, long -time operation's mechanical drive system.

[0016] Of course, it is not necessary for any product embodying the utility model to achieve all the advantages mentioned above. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description.

[0018] Figure 1 It is a kind of three-dimensional view of cylindrical gear with positioning function.

[0019] Figure 2 It is an exploded view of cylindrical gear with positioning function.

[0020] Figure 3 It is the front view of positioning block and meshing block in cylindrical gear with positioning function.

[0021] Figure 4 It is the front view of heat dissipation plate in cylindrical gear with positioning function.

[0022] In the drawing, 1, cylindrical gear body;2, installation rod;3, positioning pipe;4, positioning plate;5, positioning block;6, meshing block;7, anti -moving plate;8, positioning recess;9, positioning lug;10, installation through -hole;11, mounting bolt;12, heat dissipation through -hole;13, heat dissipation plate. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described below in conjunction with the drawings in the embodiments of the utility model, and the described embodiments are only part of the embodiments of the utility model, not all.

[0024] Embodiment 1

[0025] Please refer to Figures 1-4The utility model provides a kind of cylindrical gear with positioning function, including cylindrical gear body 1, installation rod 2 is provided in cylindrical gear body 1 inside, cylindrical gear body 1 side is fixedly connected with positioning tube 3, the surface of installation rod 2 is provided with first positioning assembly, first positioning assembly includes the positioning plate 4 fixedly connected in the surface of installation rod 2, the positioning block 5 fixedly connected in one side of positioning plate 4, the meshing block 6 engaged with positioning block 5, and the anti-motion plate 7 fixedly connected in one side of meshing block 6, by the setting of first positioning assembly, when installing cylindrical gear body 1, by positioning block 5 and meshing block 6 are mutually engaged, the moving position of positioning plate 4 to cylindrical gear body 1 is blocked, to determine the installation position of cylindrical gear body 1, cylindrical gear body 1 is positioned, positioning tube 3 is provided with second positioning assembly inside, second positioning assembly includes the positioning recess 8 opened in the inside of positioning tube 3, the positioning boss 9 fixedly connected in the surface of installation rod 2, the installation through-hole 10 opened in the inside of cylindrical gear body 1 and positioning tube 3, and installation bolt 11 is screw-connected in the inside of installation through-hole 10, by the setting of second positioning assembly, after installation, by positioning boss 9 and installation bolt 11, cylindrical gear body 1 can be fixed, prevent wobble of cylindrical gear body 1 during use.

[0026] Example 2

[0027] Please refer to Figures 1-4 On the basis of example 1, the inside of cylindrical gear body 1 is provided with heat dissipation through-hole 12, and the side, away from positioning tube 3, of cylindrical gear body 1 is fixedly connected with heat dissipation plate 13, by the setting of heat dissipation through-hole 12 and heat dissipation plate 13, the heat dissipation effect of cylindrical gear body 1 during operation can be improved, cylindrical gear body 1 inside and installation rod 2 are interference fit, the front side and the rear side of the surface of positioning tube 3 are both plane design, by interference fit, the connection effect of cylindrical gear body 1 and installation rod 2 can be enhanced, by the plane design of positioning tube 3, the installation of installation bolt 11 is facilitated, the number of positioning recess 8 and positioning boss 9 is both two, and the two positioning recess 8 and positioning boss 9 are designed as up and down, by the setting of positioning recess 8 and positioning boss 9, the offset of cylindrical gear body 1 after installation can be prevented, the shape of positioning plate 4 and anti-motion plate 7 is both quarter circular ring, anti-motion plate 7 is fixedly connected on one side of positioning tube 3, positioning plate 4 and anti-motion plate 7 are designed as same horizontal line, positioning boss 9 is located between two positioning plates 4.

[0028] The working principle of the utility model is that the cylindrical gear body 1 is sleeved on the surface of the mounting rod 2, the positioning groove 8 and the positioning block 9 are on the same horizontal line, the cylindrical gear body 1 is pushed to move to the positioning block 9, the external impact device is used to push the cylindrical gear body 1 to continuously move, the cylindrical gear body 1 is in interference fit with the mounting rod 2, the positioning groove 8 and the positioning block 5 play the horizontal positioning role when the cylindrical gear body 1 is installed, the positioning block 5 on the positioning plate 4 and the meshing block 6 on the anti-moving plate 7 are mutually meshed in the continuous installation process of the cylindrical gear body 1, the positioning plate 4 positions the installation position of the cylindrical gear body 1, the installation of the cylindrical gear body 1 is completed after the positioning block 5 and the meshing block 6 are meshed, finally the mounting bolt 11 is screwed into the mounting through hole 10.

[0029] The above only describes certain exemplary embodiments of the utility model by way of illustration, without doubt, for ordinary skilled in the art, under the condition that the spirit and scope of the utility model are not deviated, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. A cylindrical gear with positioning function, comprising a cylindrical gear body (1), characterized in that: The cylindrical gear body (1) is provided with an installation rod (2) inside, and a positioning tube (3) is fixedly connected to one side of the cylindrical gear body (1). The mounting rod (2) is provided with a first positioning component. The first positioning component includes a positioning plate (4) fixedly connected to the surface of the mounting rod (2), a positioning block (5) fixedly connected to one side of the positioning plate (4), a meshing block (6) meshing with the positioning block (5), and an anti-movement plate (7) fixedly connected to one side of the meshing block (6). By setting the first positioning component, the installation position of the cylindrical gear body (1) can be positioned. The positioning tube (3) is provided with a second positioning component. The second positioning component includes a positioning groove (8) opened inside the positioning tube (3), a positioning protrusion (9) fixedly connected to the surface of the mounting rod (2), a mounting through hole (10) opened inside the cylindrical gear body (1) and the positioning tube (3), and a mounting bolt (11) threadedly connected inside the mounting through hole (10). With the setting of the second positioning component, it can be fixed after positioning.

2. A cylindrical gear with positioning function according to claim 1, characterized in that: The cylindrical gear body (1) has a heat dissipation through hole (12) inside, and a heat dissipation plate (13) is fixedly connected to the side of the cylindrical gear body (1) away from the positioning tube (3).

3. A cylindrical gear with positioning function according to claim 1, characterized in that: The cylindrical gear body (1) and the mounting rod (2) are interference fit, and the front and rear sides of the positioning tube (3) are both planar.

4. A cylindrical gear with positioning function according to claim 1, characterized in that: The number of positioning grooves (8) and positioning protrusions (9) are both two, and the two positioning grooves (8) and positioning protrusions (9) are designed to be one above the other.

5. A cylindrical gear with positioning function according to claim 1, characterized in that: The positioning plate (4) and the anti-movement plate (7) are both quarter-circular in shape, and the anti-movement plate (7) is fixedly connected to one side of the positioning tube (3).

6. A cylindrical gear with positioning function according to claim 1, characterized in that: The positioning plate (4) and the anti-movement plate (7) are designed on the same horizontal line, and the positioning protrusion (9) is located between the two positioning plates (4).

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