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CN-224209222-U - Device for automatically aligning gear profile position of tooth scraping machine tool

CN224209222UCN 224209222 UCN224209222 UCN 224209222UCN-224209222-U

Abstract

The utility model provides a device for automatically aligning the outline position of a gear of a tooth scraping machine tool, which comprises a machine tool body, wherein an upright post is arranged at the top of the machine tool body in a sliding fit manner through a radial feeding device, a sliding seat is arranged on the side surface of the upright post in a sliding fit manner through an axial feeding device, a sliding plate is arranged on the sliding seat, a main shaft is fixedly arranged on the sliding plate, a cutter is arranged on an output shaft of the main shaft, a fixing plate is arranged on the outer wall of the main shaft, a T-shaped groove is arranged on the outer wall of the fixing plate, the direction of the T-shaped groove is perpendicular to the axial direction of the main shaft, an air cylinder is adjustably arranged on the T-shaped groove, the axial direction of a piston rod of the air cylinder is parallel to the axial direction of the main shaft, a side head is fixedly arranged at the tail end of the piston rod of the air cylinder through a support structure, and a workbench is arranged on the side surface of the upright post. The device can be tangentially adjusted on the front surface of the main shaft, so that the device is used for clamping and positioning when a gear scraping machine carries out secondary machining on the gear, and further, the gear tooth profile position can be quickly and accurately aligned after the machining position is changed due to the fact that different workpieces are replaced by a machine tool.

Inventors

  • LI TUOPU
  • DENG YINGCHENG
  • LU YU
  • CHEN JINGBO

Assignees

  • 宜昌长机科技有限责任公司

Dates

Publication Date
20260508
Application Date
20250429

Claims (8)

  1. 1. The device for automatically aligning the outline position of the gear of the tooth scraping machine tool is characterized by comprising a machine tool body (1), wherein an upright post (6) is installed on the top of the machine tool body (1) in a sliding fit mode through a radial feeding device, a sliding seat (7) is installed on the side face of the upright post (6) in a sliding fit mode through an axial feeding device, a sliding plate (9) is installed on the sliding seat (7), a main shaft (11) is fixedly installed on the sliding plate (9), a cutter (13) is installed on an output shaft of the main shaft (11), a fixing plate (17) is installed on the outer wall of the main shaft (11), a T-shaped groove (21) is formed in the outer wall of the fixing plate (17), the direction of the T-shaped groove (21) is perpendicular to the axial direction of the main shaft (11), an air cylinder (12) is installed on the T-shaped groove (21) in an adjustable mode, the axial direction of a piston rod of the air cylinder (12) is parallel to the axial direction of the main shaft (11), a side head (16) is fixedly installed on the tail end of the piston rod of the air cylinder (12) through a support structure, and a workbench (2) is installed on the side face of the upright post (6).
  2. 2. The device for automatically aligning the outline position of the gear of the tooth scraping machine tool according to claim 1, wherein the radial feeding device comprises a radial feeding motor (4) fixed on the machine tool body (1), the output shaft of the radial feeding motor (4) is connected with a radial feeding screw rod (5), and the radial feeding screw rod (5) and the upright post (6) form screw rod transmission fit and drive the upright post (6) to move along the horizontal X direction of the machine tool body (1).
  3. 3. The device for automatically aligning the outline position of the gear of the tooth scraping machine tool according to claim 1, wherein the axial feeding device comprises an axial feeding motor (10) fixed at the top end of the upright post (6), an axial feeding screw rod (8) is connected to an output shaft of the axial feeding motor (10), and the axial feeding screw rod (8) and the sliding seat (7) form screw rod transmission fit and drive the sliding seat (7) to move along the vertical Z direction of the machine tool body (1).
  4. 4. The device for automatically aligning the outline position of the gear scraping machine tool according to claim 1, wherein the fixing plate (17) is fixedly connected with the outer wall of the main shaft (11) through a plurality of first screws (18).
  5. 5. The device for automatically aligning the outline position of the gear scraping machine tool according to claim 1, wherein the air cylinder (12) is fixed on an air cylinder fixing seat (19), the air cylinder fixing seat (19) is matched and connected with the T-shaped grooves (21) through a second screw (20), and the T-shaped grooves (21) are arranged in parallel in two groups.
  6. 6. The device for automatically aligning the contour position of the gear scraping machine tool according to claim 5, wherein the cylinder fixing seat (19) can slide along the T-shaped groove (21) in the Y direction, and the Y direction is perpendicular to the axial direction Z1 of the main shaft (11).
  7. 7. The device for automatically aligning the outline position of the gear scraping machine tool according to claim 5, wherein the support structure comprises a movable support (14) fixed at the tail end of the piston rod, a measuring head connecting support (15) is fixed at the tail end of the movable support (14), and a side head (16) is fixed on the side wall of the tail end of the measuring head connecting support (15).
  8. 8. The device for automatically aligning the contour position of the gear scraping machine tool according to claim 5, wherein the side head (16) adopts a proximity switch so as to measure the contour position of the gear (3) to be measured in the process of relative rotation of the side head (16) and the gear (3) to be measured.

Description

Device for automatically aligning gear profile position of tooth scraping machine tool Technical Field The utility model relates to the technical field of tooth scraping machines, in particular to a device for automatically aligning the outline position of a gear of a tooth scraping machine tool. Background After rough machining or heat treatment, when the gear is clamped by the gear scraping machine tool in secondary machining, the cutter and the workpiece cannot be meshed and machined correctly due to the fact that the tooth profile position of the gear cannot be determined, in addition, the upper teeth and the lower teeth of some duplex teeth have strict phase requirements, the traditional gear scraping machine tool cannot meet the machining requirements of determining the tooth profile position rapidly and accurately, manual repeated adjustment and clamping are needed in the clamping process, and positioning accuracy and efficiency of gear alignment and clamping are seriously affected. Disclosure of utility model The utility model aims to overcome the defects, and provides a device for automatically aligning the gear profile position of a gear scraping machine tool, which can be tangentially adjusted by installing the device on the front surface of a main shaft so as to be used for clamping and positioning when the gear scraping machine carries out secondary processing on a gear, thereby ensuring that the gear profile position can be quickly and accurately aligned after the processing position is changed due to the replacement of different workpieces of the machine tool, and realizing the correct meshing processing of a cutter and the workpiece. The device for automatically aligning the outline position of the gear of the tooth scraping machine tool comprises a machine body, wherein an upright post is arranged at the top of the machine body in a sliding fit mode through a radial feeding device, a sliding seat is arranged on the side face of the upright post in a sliding fit mode through an axial feeding device, a sliding plate is arranged on the sliding seat, a main shaft is fixedly arranged on the sliding plate, a cutter is arranged on an output shaft of the main shaft, a fixing plate is arranged on the outer wall of the main shaft, a T-shaped groove is arranged on the outer wall of the fixing plate, the direction of the T-shaped groove is perpendicular to the axial direction of the main shaft, an air cylinder is adjustably arranged on the T-shaped groove, the axial direction of a piston rod of the air cylinder is parallel to the axial direction of the main shaft, a side head is fixedly arranged at the tail end of the piston rod of the air cylinder through a support structure, and a workbench is arranged on the side face of the upright post. Preferably, the radial feeding device comprises a radial feeding motor fixed on the lathe bed, an output shaft of the radial feeding motor is connected with a radial feeding screw rod, and the radial feeding screw rod and the upright post form screw rod transmission fit and drive the upright post to move along the horizontal X direction of the lathe bed. Preferably, the axial feeding device comprises an axial feeding motor fixed at the top end of the upright post, an output shaft of the axial feeding motor is connected with an axial feeding screw rod, and the axial feeding screw rod is in screw rod transmission fit with the sliding seat and drives the sliding seat to move along the vertical Z direction of the lathe bed. Preferably, the fixing plate is fixedly connected with the outer wall of the main shaft through a plurality of first screws. Preferably, the air cylinder is fixed on the air cylinder fixing seat, the air cylinder fixing seat is connected with the T-shaped grooves in a matched mode through the second screws, and the T-shaped grooves are arranged in parallel in two groups. Preferably, the cylinder fixing seat can slide along the T-shaped groove in the Y direction, and the Y direction is perpendicular to the axial direction Z1 of the main shaft. Preferably, the support structure comprises a movable support fixed at the tail end of the piston rod, the tail end of the movable support is fixedly provided with a measuring head connecting support, and the side head is fixed on the side wall of the tail end of the measuring head connecting support. Preferably, the side head adopts a proximity switch so as to measure the outline position of the gear to be measured in the process of relative rotation of the side head and the gear to be measured. The utility model has the following beneficial effects: 1. According to the utility model, the tangential adjustable alignment device is arranged on the front surface of the main shaft, so that the gear tooth profile position to be measured can be aligned rapidly and accurately after the machining position is changed due to the fact that different workpieces are replaced by the machine tool, and the correct meshing mac