CN217889749U

CN217889749U - Positioning fixture for gear machining

Info

Publication number: CN217889749U
Application number: CN202221915049.6U
Authority: CN
Inventors: 刘兵
Original assignee: Chida Jiangsu Precision Transmission Co ltd
Current assignee: Chida Jiangsu Precision Transmission Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-25
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a positioning fixture for gear machining relates to gear machining technical field, now proposes following scheme, comprising a base plate, bottom plate top outer wall one end welding has the backup pad, and backup pad one side outer wall installs electronic slip table, electronic slip table slider one side outer wall is fixed with the mounting panel, and mounting panel top outer wall one end pegs graft through the bearing and have the bull stick, servo motor is installed to mounting panel top outer wall one end, and the servo motor output shaft is connected with the bull stick, bull stick bottom outer wall is fixed with fixture. The utility model discloses fixture that the accessible set up fixes the gear from the gear inner wall, can fix the gear of equidimension not, and the suitability is good, and the electronic slip table through setting up can drive the gear and reciprocate in the gear fixation back through the electronic slip table of gear of being convenient for, still can drive the gear through servo motor and rotate, and convenient and milling cutter cooperation is processed, helps improving machining efficiency.

Description

Positioning fixture for gear machining

Technical Field

The utility model relates to a gear machining technical field especially relates to a positioning fixture for gear machining.

Background

The gear machining is a technological process for obtaining a specific structure and precision of a gear by using a mechanical method, the gear needs to be shaped in the machining process, then the gear is machined by using a gear machining machine tool, in the existing gear milling machining, a workpiece is machined into a cylinder with a hole in the middle through the procedures of rough turning, finish turning, boring and the like, then the workpiece is positioned through the end face and the inner hole of the workpiece, and finally a plurality of teeth of the gear are sequentially milled through a milling cutter; the existing positioning clamp for gear machining has some defects, the gear cannot be adjusted or rotated in position after being fixed, and the gear cannot be machined by matching with a milling cutter.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a positioning fixture for gear machining.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a positioning fixture for gear machining, includes the bottom plate, bottom plate top outer wall one end welding has the backup pad, and backup pad one side outer wall installs electronic slip table, electronic slip table slider one side outer wall is fixed with the mounting panel, and mounting panel top outer wall one end has the bull stick through bearing grafting, servo motor is installed to mounting panel top outer wall one end, and the servo motor output shaft is connected with the bull stick, bull stick bottom outer wall is fixed with fixture.

Preferably, the clamping mechanism comprises a fixed plate, a chute arranged on the outer wall of the bottom of the fixed plate, a bidirectional threaded rod inserted into the outer wall of one side of the fixed plate through a bearing, sliders respectively screwed to two ends of the bidirectional threaded rod, and limiting plates respectively fixed to the outer walls of the bottoms of the two sliders.

Preferably, two the outer wall of one side of keeping away from mutually all is fixed with the rubber pad for the spacing board, and all is equipped with anti-skidding screw thread on two rubber pad outer walls.

Preferably, four corners of the outer wall of the top of the bottom plate are provided with fixing holes.

Preferably, the two ends of the bidirectional threaded rod are opposite in thread direction, and a handle is welded on the outer wall of one side of the bidirectional threaded rod.

Preferably, electric sliding table and servo motor all are connected with the switch through the wire, and the switch is connected with external power source through the power cord.

The utility model has the advantages that:

this positioning fixture for gear machining of design, the fixture that the accessible set up fixes the gear from the gear inner wall, can fix the gear of equidimension not, and the suitability is good, is convenient for to the processing of gear, can drive the gear and reciprocate at the gear fixation back through the electronic slip table that sets up, still can drive the gear through servo motor and rotate, and the convenience is processed with the milling cutter cooperation, helps improving machining efficiency.

Drawings

Fig. 1 is a three-dimensional external view of a positioning fixture for gear machining according to the present invention;

fig. 2 is a gear clamping perspective view of the positioning fixture for gear machining according to the present invention;

fig. 3 is the utility model provides a positioning fixture's for gear machining fixture perspective.

In the figure: 1. a base plate; 2. a support plate; 3. an electric sliding table; 4. mounting a plate; 5. a rotating rod; 6. a servo motor; 7. a clamping mechanism; 8. a fixing plate; 9. a chute; 10. a bidirectional threaded rod; 11. a slider; 12. a limiting plate; 13. a rubber pad; 14. a fixing hole; 15. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1:

referring to fig. 1-3, a positioning fixture for gear machining comprises a bottom plate 1, wherein a supporting plate 2 is welded at one end of the outer wall of the top of the bottom plate 1, an electric sliding table 3 is installed on the outer wall of one side of a sliding part of the electric sliding table 3, a rotating rod 5 is inserted into one end of the outer wall of the top of the mounting plate 4 through a bearing, a servo motor 6 is installed at one end of the outer wall of the top of the mounting plate 4, an output shaft of the servo motor 6 is connected with the rotating rod 5, a clamping mechanism 7 is fixed on the outer wall of the bottom of the rotating rod 5, a gear 15 is sleeved outside two limiting plates 12, a bidirectional threaded rod 10 is rotated, two sliding blocks 11 are far away from each other, the two limiting plates 3 are respectively abutted against the inner walls of two sides of the gear 15 and firmly abutted against each other, and the gear 15 is fixed from the inner wall of the gear 15;

the clamping mechanism 7 comprises a fixing plate 8, a sliding groove 9 formed in the outer wall of the bottom of the fixing plate 8, a bidirectional threaded rod 10 inserted into the outer wall of one side of the fixing plate 8 through a bearing, sliding blocks 11 respectively screwed at two ends of the bidirectional threaded rod 10, and limiting plates 12 respectively fixed to the outer walls of the bottoms of the two sliding blocks 11.

Example 2:

referring to fig. 1-3, a positioning fixture for gear machining comprises a bottom plate 1 and a clamping mechanism, wherein the clamping mechanism 7 comprises a fixed plate 8, a chute 9 arranged on the outer wall of the bottom of the fixed plate 8, a bidirectional threaded rod 10 inserted on the outer wall of one side of the fixed plate 8 through a bearing, sliders 11 respectively screwed on two ends of the bidirectional threaded rod 10, and limiting plates 12 respectively fixed on the outer walls of the bottoms of the two sliders 11, and a gear 15 can be fixed from the inner wall of the gear 15 through the arranged clamping mechanism 7;

a supporting plate 2 is welded at one end of the outer wall of the top of the bottom plate 1, an electric sliding table 3 is installed on the outer wall of one side of the supporting plate 2, and after the gear 15 is fixed, the mounting plate 4 can be driven by the electric sliding table 3 to move up and down, so that the gear 15 is driven to move up and down;

electronic slip table 3 slider one side outer wall is fixed with mounting panel 4, and 4 top outer wall one ends of mounting panel have bull stick 5 through bearing grafting, servo motor 6 is installed to 4 top outer wall one ends of mounting panel, accessible servo motor 6 drives bull stick 5 and rotates, and then drives gear 15 and rotates, conveniently processes with the milling cutter cooperation, help improving machining efficiency, and servo motor 6 output shaft is connected with

bull stick

5, 5 bottom outer walls of bull stick are fixed with fixture 7.

The working principle is as follows: with 15 covers of gear outside two limiting plates 12, rotate two-way threaded rod 10, make two sliders 11 keep away from each other, make two limiting plates 3 support respectively on 15 both sides inner walls of gear, firmly support and die, fix gear 15 from 15 inner walls of gear, after 15 fixes of gear, electronic slip table 3 of accessible drives mounting panel 4 and reciprocates, and then drive gear 15 and reciprocate, accessible servo motor 6 drives bull stick 5 and rotates, and then drive gear 15 and rotate, convenient and milling cutter cooperation is processed, help improving machining efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a positioning fixture for gear machining, includes bottom plate (1), its characterized in that, bottom plate (1) top outer wall one end welding has backup pad (2), and backup pad (2) one side outer wall installs electronic slip table (3), electronic slip table (3) slider one side outer wall is fixed with mounting panel (4), and mounting panel (4) top outer wall one end pegs graft through the bearing and have bull stick (5), servo motor (6) are installed to mounting panel (4) top outer wall one end, and servo motor (6) output shaft is connected with bull stick (5), bull stick (5) bottom outer wall is fixed with fixture (7).

2. The positioning fixture for gear machining according to claim 1, wherein the clamping mechanism (7) comprises a fixed plate (8), a sliding groove (9) formed in the outer wall of the bottom of the fixed plate (8), a bidirectional threaded rod (10) inserted into the outer wall of one side of the fixed plate (8) through a bearing, sliding blocks (11) respectively screwed to two ends of the bidirectional threaded rod (10), and limiting plates (12) respectively fixed to the outer walls of the bottoms of the two sliding blocks (11).

3. The positioning fixture for gear machining according to claim 2, wherein rubber pads (13) are fixed to outer walls of two spacing plates (12) far away from one side, and anti-skid threads are arranged on outer walls of the two rubber pads (13).

4. The positioning fixture for gear processing according to claim 1, wherein four corners of the outer wall of the top of the bottom plate (1) are provided with fixing holes (14).

5. The positioning fixture for gear processing according to claim 2, wherein the two ends of the bidirectional threaded rod (10) have opposite thread directions, and a handle is welded to the outer wall of one side of the bidirectional threaded rod (10).

6. The positioning fixture for gear machining according to claim 1, wherein the electric sliding table (3) and the servo motor (6) are connected with a switch through wires, and the switch is connected with an external power supply through a power line.