CN215318271U

CN215318271U - Big gear press-fitting positioning device

Info

Publication number: CN215318271U
Application number: CN202121618128.6U
Authority: CN
Inventors: 章高升; 孙志豪; 袁鹏; 伏旭宗
Original assignee: Jiangsu Railteco Equipment Co ltd
Current assignee: Jiangsu Railteco Equipment Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-28
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a large gear press-fitting positioning device which comprises a base, a shaft positioning seat detachably mounted on the base, and a gear supporting seat arranged above the shaft positioning seat in a lifting manner, wherein a through hole for a bearing to penetrate through is formed in the gear supporting seat, the shaft positioning seat and the gear supporting seat are arranged on the same axial lead, a lifting mechanism used for driving the gear supporting seat to lift is mounted on the base, the lifting mechanism comprises a servo motor mounted on the base and ball screw lifters connected to the output ends of the servo motor, two groups of the ball screw lifters are respectively located on two sides of the gear supporting seat, and the servo motor is used for driving the two groups of the ball screw lifters to synchronously move. The positioning device has the advantages of simple structure, convenient operation and high working efficiency.

Description

Big gear press-fitting positioning device

Technical Field

The utility model relates to the technical field of large gear press-mounting and positioning equipment of a gear box, in particular to a large gear press-mounting and positioning device.

Background

In the prior art, when gears of different models adopted by different gear boxes are pressed and positioned, different tools are required to be adopted to position according to the size of the gears, and meanwhile, a tool clamp adopted in the positioning process is complex, and the positioning accuracy is difficult to control, so that when the gears of different sizes are pressed and positioned, the pressing and positioning process is complex and the efficiency is low.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides the large gear press-fitting positioning device which is simple in structure and convenient to operate.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a gear wheel pressure equipment positioner, includes that base, detachable install axle positioning seat, the gear supporting seat who goes up and down on the base install in axle positioning seat top, set up the through-hole that supplies the bearing to wear to establish through on the gear supporting seat, the axle positioning seat with the gear supporting seat sets up with the axial lead, install the elevating system who is used for drive gear supporting seat to go up and down on the base, elevating system is including installing servo motor on the base and connecting ball screw lift on the servo motor output, ball screw lift has two sets ofly, is located the both sides of gear supporting seat respectively, servo motor is used for the drive two sets of ball screw lift synchronous motion.

As a specific implementation manner, each group of ball screw elevators comprises a vertically arranged ball screw, the positioning device further comprises an installation base for installing a gear support seat, the top ends of the ball screws in the two groups of ball screw elevating mechanisms are respectively connected to the bottom end face of the installation base, and the gear support seat is detachably installed on the installation base.

As a specific implementation manner, a guiding mechanism is further disposed between the base and the mounting base.

As a specific implementation manner, the guide mechanism includes two vertically arranged slider seats, the two slider seats are respectively located on two sides of the mounting base in the width direction, one of the two components of the slider seat and the mounting base is provided with a linear guide rail arranged along the vertical direction, the other component is provided with a guide groove corresponding to the linear guide rail in position and quantity one by one, and the linear guide rail is installed in the guide groove in a matched manner and is arranged in a sliding manner along the channel direction of the guide groove.

As a specific implementation manner, the mounting base is provided with a linear guide rail, and the slider seat is provided with the guide groove.

As a specific embodiment, the gear supporting seat is detachably mounted on the mounting base through a bolt assembly.

As a specific embodiment, the number of the bolt assemblies is 4, and the bolt assemblies are uniformly arranged at intervals along the circumferential direction of the gear supporting seat.

In a specific embodiment, the gear supporting seat is annularly arranged, the inner annular surface and the outer annular surface of the gear supporting seat are higher than the supporting surface of the gear supporting seat, and an annular positioning groove is formed between the inner annular surface, the outer annular surface and the supporting surface of the gear supporting seat.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: according to the large gear press-fitting positioning device, the ball screw elevator is adopted to determine the press-fitting height of the gear, the press-fitting accuracy can be improved, meanwhile, the shaft positioning seat and the gear supporting seat are detachable, and only the shaft positioning seat and the gear supporting seat need to be replaced for the gear with a large model difference, so that the large gear press-fitting positioning device is convenient and rapid to operate and high in practicability.

Drawings

FIG. 1 is a top view of a bull gear press-fitting positioning device according to the present invention;

FIG. 2 is a front view of the bull gear press-fitting positioning device of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

wherein: 1. a base; 2. a shaft positioning seat; 3. a gear supporting seat; 31. a bolt assembly; 32. an annular positioning groove; 33. a through hole; 4. installing a base; 41. a linear guide rail; 5. a ball screw elevator; 6. a servo motor; 7. a slider seat; 71. a guide groove.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1 to 3, a big gear press mounting positioner, which comprises a base 1, detachable installs axle positioning seat 2 on base 1, the gear supporting seat 3 of installation in axle positioning seat 2 top that goes up and down, set up the through-hole 33 that supplies the bearing to wear to establish and pass through on this gear supporting seat 3,

axle positioning seat

2 and 3 coaxial lead setting of gear supporting seat, install the elevating system who is used for drive gear supporting seat 3 to go up and down on base 1, this elevating system is including installing servo motor 6 on base 1 and connecting the ball lift 5 on servo motor 6 output, this ball lift 5 has two sets ofly, be located the both sides of gear supporting seat 3 respectively, servo motor 6 is used for driving two sets of ball lift 5 synchronous motion.

In this example, the elevating mechanism employs a ball screw elevator 5, which is intended to improve the accuracy of gear positioning.

Specifically, each group of ball screw lifters 5 comprises a vertically arranged ball screw (not marked in the figure), the positioning device further comprises an installation base 4 for installing the gear support base 3, the top ends of the ball screws in the two groups of ball screw lifters 5 are respectively connected to the bottom end face of the installation base 4, and the gear support base 3 is detachably installed on the installation base 4.

In order to ensure the stability of the lifting of the gear supporting seat 3, a guiding mechanism is also arranged between the base 1 and the mounting base 4. The guide mechanism comprises vertically arranged slider seats 7, as shown in fig. 1, the two slider seats 7 are respectively located on two sides of the width direction of the installation base 4, one of the two components of the slider seats 7 and the installation base 4 is provided with linear guide rails 41 arranged along the vertical direction, the other component is provided with guide grooves 71 corresponding to the linear guide rails 41 in position and quantity one by one, and the linear guide rails 41 are installed in the guide grooves 71 in a matched mode and are arranged in a sliding mode along the channel direction of the guide grooves 71.

In this example, the linear guide rail 41 is provided on the mounting base 4, the guide groove 71 is provided on the slider holder 7, as shown in fig. 1, and at least two guide grooves 71 are provided on each slider holder 7, and correspondingly, at least two linear guide rails 41 are provided on both sides of the mounting base 4 in the width direction, and the linearity of the gear bearing pedestal elevation can be effectively ensured by providing the linear guide rail 41 and the guide groove 71. Meanwhile, the two groups of ball screw lifters 5 are driven to synchronously move by matching with the servo motor 6, so that the gear supporting seat 3 can be effectively and stably lifted.

In addition, the gear supporting seat 3 and the shaft positioning seat 2 are detachably arranged, so that the positioning device in the embodiment is adopted, and the gear supporting seat 3 and the shaft positioning seat 2 of different types can be replaced to realize the positioning and press mounting of gear boxes of different specifications and types.

Specifically, the gear support base 3 is detachably mounted on the mounting base 4 by a bolt assembly 31. In this example, there are 4 bolt assemblies 31, which are arranged at regular intervals in the circumferential direction of the gear support base 3. Corresponding bolt holes are formed in the specific gear supporting seat 3 and the installation base 4, and then the gear supporting seat 3 is locked with the installation base 4 through the bolt assembly 31.

In this embodiment, the gear supporting seat 3 is disposed in a ring shape, the inner annular surface and the outer annular surface of the gear supporting seat 3 are higher than the supporting surface of the gear supporting seat 3, and an annular positioning groove 32 is formed between the inner annular surface, the outer annular surface and the supporting surface of the gear supporting seat 3. Through setting up annular constant head tank 32, its purpose is in order to ensure that gear and bearing coaxial core set up in follow-up gear, bearing pressure equipment process, can not take place to deviate.

Specifically, when the gear is positioned, the steps are as follows: two ball screw lifters 5 are driven by a driving motor to ascend to a specified height, gears are placed on a gear supporting seat 3, then a digital display height vernier caliper is used for detecting the distance between the end face of a large gear and the horizontal plane of a base 1, parameters are provided for a servo motor 6, and the ascending and descending distance of a lifting mechanism is corrected.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a gear wheel pressure equipment positioner, its characterized in that installs including base, detachable axle positioning seat on the base, the gear supporting seat who installs in axle positioning seat top of going up and down, set up the through-hole that supplies the bearing to wear to establish through on the gear supporting seat, the axle positioning seat with the gear supporting seat sets up with the axial lead, install the elevating system who is used for drive gear supporting seat to go up and down on the base, elevating system is including installing servo motor on the base and connecting ball screw lift on the servo motor output, ball screw lift has two sets ofly, is located the both sides of gear supporting seat respectively, servo motor is used for the drive two sets of ball screw lift simultaneous movement.

2. The large gear press-fitting and positioning device according to claim 1, wherein each set of ball screw lifters comprises a vertically arranged ball screw, the positioning device further comprises a mounting base for mounting a gear supporting seat, top ends of the ball screws in the two sets of ball screw lifters are respectively connected to bottom end surfaces of the mounting base, and the gear supporting seat is detachably mounted on the mounting base.

3. The bull gear press-fitting positioning device of claim 2, wherein a guide mechanism is further disposed between the base and the mounting base.

4. The large gear press-fitting and positioning device according to claim 3, wherein the guiding mechanism comprises two vertically arranged slider seats, the two slider seats are respectively arranged on two sides of the mounting base in the width direction, one of the two components of the slider seat and the mounting base is provided with linear guide rails arranged along the vertical direction, the other component is provided with guiding grooves corresponding to the linear guide rails in position and number one by one, and the linear guide rails are installed in the guiding grooves in a matched manner and are arranged in a sliding manner along the channel directions of the guiding grooves.

5. The large gear press-fitting and positioning device as claimed in claim 4, wherein the mounting base is provided with a linear guide rail, and the slider seat is provided with the guide groove.

6. The bull gear press-fitting positioning device of claim 2, wherein said gear support mount is removably mounted to said mounting base by a bolt assembly.

7. The bull gear press-fitting positioning device of claim 6, wherein there are 4 of said bolt assemblies evenly spaced circumferentially around said gear support base.

8. The large gear press-fitting positioning device as claimed in claim 1, wherein the gear support base is annular, the inner annular surface and the outer annular surface of the gear support base are higher than the supporting surface of the gear support base, and an annular positioning groove is formed between the inner annular surface, the outer annular surface and the supporting surface of the gear support base.