CN-224209820-U - Gearbox shaft system gear alignment tool

Abstract

The utility model provides a gear alignment tool for a gear box shaft system, which relates to the technical field of gear box shaft system gear alignment quality inspection and comprises a mounting rack, a bottom plate, a mounting plate, a countershaft placement cylinder, a main shaft placement cylinder, a ladder groove, a sliding limiting assembly, a through hole, a first limiting flange, a second limiting flange and a third limiting flange.

Inventors

• LI JINLONG
• TONG SHUNZHI

Assignees

• 山东田中机械设备有限公司

Dates

Publication Date

20260508

Application Date

20250613

Claims (6)

1. 1. The gear box shaft system gear alignment fixture is characterized by comprising a mounting frame (1), a bottom plate (2), a mounting plate (6), a countershaft placement cylinder (9), a main shaft placement cylinder (10), a stepped groove (11), a sliding limiting assembly, a through hole, a first limiting flange (12), a second limiting flange (13) and a third limiting flange (14), The bottom plate (2) is fixedly arranged on the mounting frame (1); The main shaft placing cylinder (10) is fixedly arranged at the center of the bottom plate (2), and a stepped groove (11) penetrating through the bottom plate (2) and abutting against the local circumference of the main shaft is arranged in the main shaft placing cylinder (10); the sliding limiting components are symmetrically arranged on the bottom plate (2); The mounting plate (6) is fixedly connected with the sliding limiting assembly, and a through hole is formed in the mounting plate (6); The auxiliary shaft placing cylinder (9) is fixedly arranged on the mounting disc (6), and the auxiliary shaft placing cylinder (9) and the through hole are concentric; The first limit flange (12), the second limit flange (13) and the third limit flange (14) are sequentially formed in the auxiliary shaft placement barrel (9) from top to bottom in a circumference manner and are in circumferential interference with three different height positions of the auxiliary shaft, and the distances from the inner walls of the first limit flange (12), the second limit flange (13) and the third limit flange (14) to the central axis of the auxiliary shaft placement barrel (9) are sequentially reduced.
2. 2. The gearbox shaft train gear alignment tool according to claim 1, wherein the sliding limiting assembly comprises a sliding rail (3), a sliding block (4), a limiting pin shaft (5), a threaded cylinder (7) and a long screw rod (8), The sliding rail (3) is symmetrically and fixedly arranged on the bottom plate (2), and a sliding block (4) fixedly connected with the mounting plate (6) is in sliding fit on the sliding rail (3); The limiting pin shafts (5) are fixedly arranged on the bottom plate (2), symmetrically distributed about the sliding rail (3) and respectively abutted against the front end and the rear end of the sliding block (4); the thread cylinder (7) is fixedly arranged on the bottom plate (2) and is positioned between the two slide rails (3); the long screw rod (8) passes through a mounting hole on the mounting disc (6) to be in threaded connection with the threaded cylinder (7).
3. 3. Gearbox shaft train gear alignment fixture according to claim 2, characterized in that the end of the long screw (8) remote from the screw barrel (7) is provided with a knob.
4. 4. The gearbox shaft train tooth aligning tool according to claim 1, wherein the lifting handles (21) are symmetrically arranged on the bottom plate (2), and a plurality of arc grooves are formed on the surfaces of the lifting handles (21).
5. 5. The gearbox shaft train gear alignment fixture according to claim 1, wherein the surfaces of the stepped groove (11), the first limit flange (12), the second limit flange (13) and the third limit flange (14) are respectively provided with rubber layers.
6. 6. Gearbox shaft train gear pairing tooling according to claim 1, characterized in that the mounting disc (6) and the layshaft placement drum (9) are connected by means of an arc-shaped extension plate.

Description

Gearbox shaft system gear alignment tool Technical Field The utility model relates to the technical field of gear box shaft train gear alignment quality inspection, in particular to a gear box shaft train gear alignment tool. Background The gearbox shaft system comprises an input shaft, an intermediate shaft, an output shaft and a reverse shaft, and the main shaft and the gears on the auxiliary shaft are required to be subjected to a gear alignment process before the gearbox shaft system is assembled in the shell, so that the necessity and the technical effect of the gear alignment process are as follows: (1) Ensuring the precision and matching degree of the gears; (2) Eliminating gear clearances; (3) Balancing load distribution; (4) The service life of the gearbox is prolonged; (5) Adapting to complex working conditions; The existing gear box shaft system is required to realize the position limitation of the main shaft and the auxiliary shaft respectively by matching a plurality of bolts with the pressing piece, then the auxiliary shaft is manually conveyed to be close to the main shaft so as to mark the gear to finish the gear quality inspection process, and the gear quality inspection process is not convenient enough to develop, so that the gear quality inspection process of the gear box shaft system needs to be improved. Disclosure of utility model The utility model aims to solve the problems in the background art, and further provides a gearbox shaft system gear alignment tool. The technical scheme adopted for solving the technical problems is as follows: the gear box shaft system gear alignment fixture comprises a mounting rack, a bottom plate, a mounting plate, a secondary shaft placement cylinder, a primary shaft placement cylinder, a step groove, a sliding limiting assembly, a through hole, a first limiting flange, a second limiting flange and a third limiting flange, The bottom plate is fixedly arranged on the mounting frame; the main shaft placing cylinder is fixedly arranged in the center of the bottom plate, and a stepped groove penetrating through the bottom plate and abutting against the local circumference of the main shaft is arranged in the main shaft placing cylinder; the sliding limiting components are symmetrically arranged on the bottom plate; The mounting plate is fixedly connected with the sliding limiting assembly, and a through hole is formed in the mounting plate; The auxiliary shaft placing cylinder is fixedly arranged on the mounting disc and concentric with the through hole; The first limit flange, the second limit flange and the third limit flange are sequentially formed in the auxiliary shaft placing cylinder from top to bottom in a circumference manner and are in circumferential interference with three positions of the auxiliary shaft at different heights, and the distance between the inner walls of the first limit flange, the second limit flange and the third limit flange and the central axis of the auxiliary shaft placing cylinder is sequentially reduced. Further, the sliding limiting component comprises a sliding rail, a sliding block, a limiting pin shaft, a threaded cylinder and a long screw rod, The sliding rail is symmetrically and fixedly arranged on the bottom plate, and a sliding block fixedly connected with the mounting plate is in sliding fit on the sliding rail; The limiting pin shafts are fixedly arranged on the bottom plate, symmetrically distributed about the sliding rail and respectively abutted against the front end and the rear end of the sliding block; The thread cylinder is fixedly arranged on the bottom plate and positioned between the two slide rails; The long screw rod passes through the mounting hole on the mounting plate and is in threaded connection with the threaded cylinder. Further, one end of the long screw far away from the threaded cylinder is provided with a knob. Further, handles are symmetrically arranged on the bottom plate, and a plurality of arc grooves are formed in the surfaces of the handles. Further, rubber layers are respectively arranged on the surfaces of the step groove, the first limit flange, the second limit flange and the third limit flange. Further, the mounting plate is connected with the auxiliary shaft placing cylinder through an arc-shaped extension plate. Compared with the prior art, the utility model has the beneficial effects that: Compared with the prior art, the main shaft and the auxiliary shaft are not required to be positioned by adopting a plurality of bolts to match with the pressing piece, and meanwhile, after limiting, the auxiliary shaft can be made to be close to the main shaft for tooth alignment marking in a labor-saving manner, the tooth alignment flow of the main shaft gear and the auxiliary shaft gear is more convenient to operate, and the tooth alignment quality inspection operation effect of a gearbox shaft system is better. Drawings FIG. 1 is a schematic diagram of the overall structure of the pres