Positioning device for coupler machining

Abstract

The utility model discloses a positioning device for coupler processing, which relates to the technical field of coupler processing and comprises a workbench, a rotating disc is movably mounted above the workbench, two groups of positioning cylinders are fixedly mounted above the rotating disc, and first motors are fixedly mounted in the positioning cylinders. A power output shaft of the first motor is fixedly connected with a transmission shaft, and a positioning mechanism is arranged on the outer side of the transmission shaft. The inner cylindrical face of the coupler is inserted into the outer side of the positioning cylinder, then the first motor is started to drive the gear to rotate, then the three sets of racks move towards the outer side at the same time through cooperation of the gear and the racks, the three sets of positioning columns can clamp the coupler, and after one set of coupler is machined, the second motor is started to drive the gear to rotate. And two groups of positioning cylinders can rotate, so that the other group of couplings can be continuously processed, the processing can be continuously carried out, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a coupling machining technical field especially a positioning device of coupling machining. BACKGROUND

[0002] The coupling is the mechanical part for coupling two shafts or rotating parts to rotate together in the power transmission process, thereby transmitting action and torque.

[0003] In order to guarantee the assembly quality and the stable operation of the coupling, the machining precision of the coupling is particularly important. At present, the tool fixture used in the coupling machining process is mostly based on the outer cylindrical surface of the coupling as the positioning reference, which is easy to cause positioning error between the shaft hole reference. SUMMARY

[0004] In order to overcome the above-mentioned defects existing in the prior art, the utility model provides a positioning device for coupling machining.

[0005] The utility model discloses a positioning device for coupling machining, which comprises a workbench, a rotating disc movably installed above the workbench, two groups of positioning cylinders fixedly installed above the rotating disc, a first motor fixedly installed in the positioning cylinder, a transmission shaft fixedly connected to the power output shaft of the first motor, and a positioning mechanism arranged on the outer side of the transmission shaft.

[0006] Further, a hollow portion is arranged in the workbench, an installation plate is fixedly installed in the hollow portion, a second motor is fixedly installed above the installation plate, a first bevel gear is fixedly connected to the power output shaft of the second motor, a second bevel gear is cooperatively installed at the upper end of the first bevel gear, a rotating shaft is fixedly installed above the second bevel gear, and the rotating disc is fixedly installed at the upper end of the rotating shaft.

[0007] Further, the positioning mechanism comprises a rack, the rack is provided with a plurality of groups, the rack is cooperatively installed on the outer side of a gear, the rack is movably installed on the inner wall of the positioning cylinder, and a positioning column is fixedly installed at the end of the rack.

[0008] Further, the upper end of the positioning cylinder is detachably installed with a cylinder cover.

[0009] The utility model has the advantages that the inner cylindrical surface of the coupling is inserted into the outer side of the positioning cylinder, then the first motor is started to drive the gear to rotate, then the three groups of racks are simultaneously moved outward through the cooperation of the gear and the rack, so that the three groups of positioning columns can clamp the coupling, after one group of couplings is machined, the second motor is started to make the two groups of positioning cylinders rotate, so that another group of couplings can be continuously machined, the machining can be continuously carried out, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0010] The utility model is further explained below in connection with the drawings and embodiments.

[0011] Figure 1 It is the front view of the utility model;

[0012] Figure 2 It is the plan view of the utility model;

[0013] Figure 3 It is the plan view of the positioning cylinder of the utility model;

[0014] Figure 4 It is the sectional view of the positioning cylinder of the utility model.

[0015] In the drawing, 1 is a workbench, 2 is a hollow part, 3 is a rotating disc, 4 is a positioning cylinder, 5 is a first motor, 6 is a transmission shaft, 7 is a gear, 8 is a rack, 9 is a positioning column, 10 is a cylinder cover, 11 is a mounting plate, 12 is a second motor, 13 is a first bevel gear, 14 is a second bevel gear, and 15 is a rotating shaft. DETAILED DESCRIPTION

[0016] In order to more clearly illustrate the technical scheme of the utility model, the utility model is further explained below in connection with the drawings. Obviously, the drawings described below are only one embodiment of the utility model, and for the ordinary skilled person in the art, other embodiments can be obtained according to the drawings and embodiments without creative labor, which all belong to the protection scope of the utility model.

[0017] As shown in Figure 1 and Figure 2 The utility model discloses a workbench, the upper movable installation rotating disc of the workbench, the inside hollow part of the workbench 2 is welded and installed the mounting plate 11, the upper second motor of the mounting plate 11 is fixed and installed through the bolt, the power output shaft of the second motor 12 is fixedly connected first bevel gear 13, the upper end of the first bevel gear 13 is matched and installed second bevel gear 14, the upper rotating shaft 15 of the second bevel gear 14 is fixedly installed, and the upper end of the rotating shaft 15 is fixedly installed rotating disc 3.

[0018] As shown in Figures 1 to 4As shown, the upper part of the rotating disc 3 is fixedly installed with two groups of positioning cylinders 4, the upper end of the positioning cylinder 4 is detachably installed with a cylinder cover 10, the inside of the positioning cylinder 4 is fixedly installed with a first motor 5, the power output shaft of the first motor 5 is fixedly connected with a transmission shaft 6, the outer side of the transmission shaft 6 is provided with a positioning mechanism, the positioning mechanism comprises a plurality of groups of racks 8, the rack 8 is movably installed on the inner wall of the positioning cylinder 4, and the end of the rack 8 is fixedly installed with a positioning column 9.

[0019] When the utility model is used, the inner cylindrical surface of the shaft coupling is inserted into the outer side of the positioning cylinder 4, then the first motor 5 is started to drive the gear 7 to rotate, then the three groups of racks 8 are simultaneously moved outward through the cooperation of the gear 7 and the rack 8, so that the three groups of positioning columns 9 can clamp the shaft coupling, after a group of shaft couplings are machined, the second motor 12 is started, so that the two groups of positioning cylinders 4 can rotate, so that another group of shaft couplings can be continuously machined, and the machining can be continuously carried out, and the work efficiency is improved.

[0020] The above examples are only exemplary embodiments of the utility model and are not used to limit the utility model, and the protection scope of the utility model is defined by the claims, and those skilled in the art can make various modifications or equivalent replacements to the utility model within the utility model's essence and protection scope, and the modification or equivalent replacement should also be regarded as falling within the protection scope of the utility model.

Claims

1. A positioning device for coupling machining, comprising a worktable (1), characterized in that: The upper movable mounting rotating disc (3) of the workbench (1), the upper fixed mounting two groups of positioning cylinders (4) of the rotating disc (3), the inside fixed mounting first motor (5) of the positioning cylinder (4), the power output shaft fixed connection transmission shaft (6) of the first motor (5), the outside of the transmission shaft (6) is provided with positioning mechanism.

2. A positioning device for coupling machining according to claim 1, characterized in that The inside of the workbench (1) is provided with hollow part (2), the inside fixed mounting mounting plate (11) of the hollow part (2), the upper fixed mounting second motor (12) of the mounting plate (11), the power output shaft fixed connection first bevel gear (13) of the second motor (12), the upper end cooperation installation second bevel gear (14) of the first bevel gear (13), the upper fixed mounting rotating shaft (15) of the second bevel gear (14), the upper end fixed mounting rotating disc (3) of the rotating shaft (15).

3. A positioning device for coupling machining according to claim 1, characterized in that, The positioning mechanism comprises a rack (8), the rack (8) is provided with several groups, the rack (8) is installed on the outside of the gear (7), the rack (8) is movably installed on the inner wall of the positioning cylinder (4), the end of the rack (8) is fixedly installed on the positioning column (9).

4. A positioning device for coupling machining according to claim 3, characterized in that The upper end of the positioning cylinder (4) is detachably installed on the cylinder cover (10).

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