Novel gear clamping device of numerical control gear shaping machine

Abstract

The utility model provides a novel numerical control gear shaping machine gear clamping device which comprises a machine shell, a rotary disc is arranged on the upper portion of the machine shell, a flange base plate is connected to a flange on the lower portion of the machine shell, a motor is installed in the machine shell, and an output shaft of the motor is connected with a through hole formed in the middle of the machine shell through a sealing bearing. The upper end of the output shaft of the motor is provided with a rotating shaft. The arrangement of the casing, the flange chassis, the boss, the sealing bearing and the rotating shaft facilitates the improvement of the sealing effect of preventing the penetration of cooling liquid, and ensures the normal operation of the motor.

Description

Technical Field

[0001] The utility model belongs to the technical field of gear processing, and in particular relates to a novel gear clamping device for a numerically controlled gear shaping machine. Background Art

[0002] At present, when machining gears on a CNC gear shaping machine, it is usually necessary to use a gear clamping device to fix the gear to be machined. The existing CNC gear shaping machine gear clamping device includes a workbench, a main body is fixedly installed on the workbench, a main shaft is vertically fixedly installed on one side of the main body, a turntable is provided at the bottom of the workbench near the main shaft, a pair of clamping devices are fixedly installed on the turntable, and the clamping devices are symmetrically arranged with respect to the center of the turntable. The clamping device consists of a fixed seat, an electromagnetic push rod and a limit plate. When this CNC gear shaping machine clamping device is used, the coolant flowing out of the CNC gear shaping machine is easy to flow into the installation chamber along the gap and affect the normal operation of the motor. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a novel gear clamping device for a CNC gear shaping machine, which improves the sealing effect of preventing coolant from penetrating and ensures the normal operation of the motor.

[0004] The utility model is realized by the following technical solutions:

[0005] A novel gear clamping device for a CNC gear shaping machine comprises a casing, a turntable is arranged on the upper part of the casing, and is characterized in that a flange chassis is connected to the lower flange of the casing, a motor is installed inside the casing, the output shaft of the motor is connected to a through hole opened in the middle of the casing through a sealed bearing, a rotating shaft is installed on the upper end coupling of the output shaft of the motor, a disc-shaped connecting piece is integrated at the upper end of the rotating shaft, the disc-shaped connecting piece is fixedly installed in the lower middle part of the turntable, and a protrusion is fixedly installed in the lower part of the turntable in an axially symmetrical shape, and a ball is embedded in the cavity opened inside each protrusion.

[0006] Preferably, a three-jaw clamp is fixedly installed on the upper part of the turntable in an axially symmetrical manner.

[0007] Preferably, a boss is integrally provided on the upper portion of the flange chassis.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] In the utility model, the arrangement of the housing, flange chassis, boss, sealed bearing and rotating shaft is conducive to improving the sealing effect of preventing coolant from penetrating, thereby ensuring the normal operation of the motor.

[0010] In the utility model, the arrangement of the protrusions and the balls is beneficial to supporting the rotating turntable. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model.

[0012] Figure 2 It is a schematic diagram of the explosion structure of the utility model.

[0013] In the figure:

[0014] 1. Casing; 11. Flange chassis; 12. Boss; 2. Turntable; 21. Bump; 22. Ball; 3. Three-jaw fixture; 4. Motor; 41. Sealed bearing; 42. Rotating shaft. DETAILED DESCRIPTION

[0015] The utility model is described in detail below in conjunction with the accompanying drawings. As shown in Figures 1 and 2, a novel gear clamping device for a CNC gear shaping machine includes a housing 1, a turntable 2 is arranged on the upper part of the housing 1, a three-claw clamp 3 is fixedly installed on the upper part of the turntable 2 in an axially symmetrical shape, a flange chassis 11 is connected to the lower flange of the housing 1, a boss 12 is integrally arranged on the upper part of the flange chassis 11, a motor 4 is installed inside the housing 1, and the output shaft of the motor 4 is connected to the through hole opened in the middle of the housing 1 through a sealed bearing 41. When the coolant of the CNC gear shaping machine flows down, the housing 1, the flange chassis 11 and the sealed shaft The bearing 41 seals and installs the motor 4 in the casing 1 to prevent the coolant from affecting the motor 4. The upper end coupling of the output shaft of the motor 4 is installed with a rotating shaft 42. The upper end of the rotating shaft 42 is integrated with a disc-shaped connecting piece, and the disc-shaped connecting piece is fixedly installed in the lower middle part of the turntable 2. The lower part of the turntable 2 is fixedly installed with a protrusion 21 in an axially symmetrical shape. The cavity opened in each protrusion 21 is inlaid with a ball 22. When the turntable 2 rotates, the ball 22 supports the turntable 2 and enables the turntable 2 to rotate flexibly.

[0016] In this embodiment, specifically, the ball bearing 22 is arranged in contact with the upper portion of the housing 1 .

[0017] In this embodiment, specifically, a rubber sealing ring is provided between the flange chassis 11 and the housing 1 , and a rubber sealing ring is provided between the boss 12 and the housing 1 .

[0018] In the present embodiment, specifically, an opening is provided at an upper portion of one side of the housing 1, and a wire of the motor 4 passes through the opening and is glued and sealed to the opening.

[0019] How it works

[0020] In the utility model, the user fixes the flange chassis 11 and the casing 1 to the gear processing position of the CNC gear shaping machine, clamps and fixes the gear to be processed by the three-jaw clamp 3, and drives the three-jaw clamp 3 to move through the rotating shaft 42 and the turntable 2 by the motor 4, thereby moving the gear clamped on the three-jaw clamp 3 to the lower part of the CNC gear shaping machine in turn.

[0021] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A novel gear clamping device for a CNC gear shaping machine, the novel gear clamping device for a CNC gear shaping machine comprising a housing (1), a rotating disk (2) being arranged on the upper part of the housing (1), It is characterized in that The lower flange of the casing (1) is connected to a flange chassis (11), a motor (4) is installed inside the casing (1), an output shaft of the motor (4) is connected to a through hole opened in the middle of the casing (1) via a sealed bearing (41), a rotating shaft (42) is installed at the upper end of the output shaft of the motor (4) through a coupling, a disc-shaped connecting piece is integrally provided at the upper end of the rotating shaft (42), and the disc-shaped connecting piece is fixedly installed at the middle part of the lower part of the rotating disk (2), and a protrusion (21) is fixedly installed at the lower part of the rotating disk (2) in an axially symmetrical shape, and a ball (22) is embedded in a cavity opened inside each protrusion (21).

2. The new gear clamping device for a CNC gear shaping machine as claimed in claim 1, It is characterized in that A three-claw clamp (3) is fixedly mounted on the upper part of the turntable (2) in an axially symmetrical manner.

3. The new gear clamping device for a CNC gear shaping machine as claimed in claim 1, It is characterized in that The upper part of the flange chassis (11) is integrally provided with a boss (12).

4. The new gear clamping device for a CNC gear shaping machine as claimed in claim 1, It is characterized in that The ball (22) is arranged in contact with the upper part of the housing (1).

5. The new gear clamping device for a CNC gear shaping machine as claimed in claim 1, It is characterized in that A rubber sealing ring is provided between the flange chassis (11) and the casing (1), and a rubber sealing ring is provided between the boss (12) and the casing (1).

6. The new gear clamping device for a CNC gear shaping machine as claimed in claim 1, It is characterized in that An opening is provided at an upper portion of one side of the housing (1), and a wire of the motor (4) passes through the opening and is glued and sealed to the opening.

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