Gear hobbing machine for gear machining

Abstract

The gear hobbing machine for gear machining comprises a working table, supporting legs used for supporting are fixedly connected to the four corners of the bottom of the working table, a protective cover used for preventing scrap iron from splashing is fixedly connected to the top of the working table, and a box door is arranged on the front face of the protective cover. The bottom of the workbench is fixedly connected with a mounting box, the bottom of the mounting box is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving rod, and one end of the driving rod extends into the protective cover. According to the gear hobbing machine for gear machining, through cooperative arrangement of the cleaning mechanism and the transmission mechanism, in the process that the driving motor drives the gear blank to rotate, the cleaning mechanism moves back and forth in the mode of being attached to the surface of the gear blank under cooperation of the transmission mechanism, scrap iron on the surface of the gear blank is cleaned in time, and gear machining is more accurate; and the reworking condition is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of gear processing, in particular to a gear hobbing machine for gear processing. Background Art

[0002] According to patent authorization announcement number CN 219443731 U, a gear hobbing machine for gear processing includes a base, a rotating fixing mechanism is arranged on the base, an auxiliary component is arranged on the base, the rotating fixing mechanism includes a workbench fixedly mounted on the top of the base, a motor is fixedly mounted on the bottom of the workbench, and a first rotating rod is fixedly mounted on the output end of the motor. The gear hobbing machine for gear processing is equipped with a rotating fixing mechanism, and the gear workpiece on the placement plate is fixedly clamped by a cylinder, a clamping plate and a plug-in block. In the existing gear hobbing machine for gear processing, such as the above-mentioned utility model, during the gear processing process, the iron chips cut off are adsorbed on the original gear, and the iron chips cannot be cleaned in time, which not only reduces the processing efficiency, but also affects the gear processing accuracy. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a gear hobbing machine for gear processing, which solves the problem that during the gear processing process, the iron chips cut off are adsorbed on the gear original part and the iron chips cannot be cleaned in time, which not only reduces the processing efficiency but also affects the gear processing accuracy.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a gear hobbing machine for gear processing, comprising a workbench, wherein the four corners of the bottom of the workbench are fixedly connected with support legs for support, the top of the workbench is fixedly connected with a protective cover for preventing iron filings from splashing, a box door is provided on the front of the protective cover, the bottom of the workbench is fixedly connected with an installation box, the bottom of the installation box is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving rod, the end of the driving rod away from the driving motor passes through the installation box and the workbench and extends to the inside of the protective cover, the end of the driving rod located at the protective cover is fixedly connected with a storage tray, the top of the workbench is provided with a gear hobbing mechanism for processing teeth, the top of the workbench and on one side of the storage tray is provided with a cleaning mechanism for cleaning iron filings, and a transmission mechanism for driving the cleaning mechanism to move is provided between the cleaning mechanism and the driving rod.

[0005] Preferably, the gear hobbing mechanism comprises a telescopic rod, which passes through the protective cover and is fixedly connected to the protective cover, one end of the telescopic rod located inside the protective cover is fixedly connected to a mounting plate, and a gear hobbing machine is provided on a side of the mounting plate close to the storage tray.

[0006] Preferably, the cleaning mechanism comprises a mounting frame, an inner wall of the mounting frame is fixedly connected with a preload spring, and one end of the preload spring away from the mounting frame is fixedly connected with a movable plate.

[0007] Preferably, a connecting plate is fixedly connected to one side of the movable plate, the connecting plate passes through the installation frame and extends to the outside of the installation frame, and a cleaning brush is fixedly connected to one end of the connecting plate located outside the installation frame.

[0008] Preferably, the transmission mechanism includes a crankshaft, one end of which is fixedly connected to the inner wall of the mounting box, the other end of which is fixedly connected to a first bevel gear, and the surface of the driving rod is fixedly connected to a second bevel gear that matches the first bevel gear.

[0009] Preferably, the surface of the crankshaft is rotatably connected to a rocker, the end of the rocker away from the crankshaft is rotatably connected to a connecting rod, the end of the connecting rod away from the rocker passes through the workbench and is slidably connected to the workbench, and the top of the connecting rod is fixedly connected to the bottom of the mounting frame.

[0010] Beneficial Effects

[0011] The utility model provides a gear hobbing machine for gear processing. Compared with the prior art, it has the following beneficial effects:

[0012] (1) The gear hobbing machine for gear processing has an installation box fixedly connected to the bottom of the workbench, a driving motor fixedly connected to the bottom of the installation box, a driving rod fixedly connected to the output end of the driving motor, an end of the driving rod away from the driving motor passes through the installation box and the workbench and extends to the inside of the protective cover, and the driving rod is located at one end of the protective cover and is fixedly connected to a storage tray, a gear hobbing mechanism for processing teeth is arranged on the top of the workbench, a cleaning mechanism for cleaning iron filings is arranged on the top of the workbench and on one side of the storage tray, and a transmission mechanism for driving the cleaning mechanism to move is arranged between the cleaning mechanism and the driving rod. Through the coordinated arrangement of the cleaning mechanism and the transmission mechanism, when the driving motor drives the gear blank to rotate, the cleaning mechanism reciprocates along the surface of the gear blank with the cooperation of the transmission mechanism, and the iron filings on the surface of the gear blank are cleaned in time, so that the gear processing is more accurate and rework is avoided.

[0013] (2) The gear hobbing machine for gear processing includes a mounting frame through a cleaning mechanism, the inner wall of the mounting frame is fixedly connected to a preload spring, one end of the preload spring away from the mounting frame is fixedly connected to a movable plate, one side of the movable plate is fixedly connected to a connecting plate, the connecting plate passes through the mounting frame and extends to the outside of the mounting frame, and one end of the connecting plate located outside the mounting frame is fixedly connected to a cleaning brush. Through the setting of the cleaning mechanism, the cleaning brush can better contact with the gear blank under the action of the preload spring, thereby further improving the cleaning effect of iron filings on the surface of the gear blank. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0015] Figure 2 It is a cross-sectional view of the structure of the utility model;

[0016] Figure 3 It is a cross-sectional view of the transmission mechanism of the utility model;

[0017] Figure 4 It is a three-dimensional diagram of the crankshaft of the utility model;

[0018] Figure 5 It is a top sectional view of the cleaning mechanism of the utility model.

[0019] In the figure: 1 workbench, 2 supporting legs, 3 protective cover, 4 gear hobbing mechanism, 41 telescopic rod, 42 mounting plate, 43 gear hobbing machine, 5 cleaning mechanism, 51 mounting frame, 52 preload spring, 53 movable plate, 54 connecting plate, 55 cleaning brush, 6 transmission mechanism, 61 crankshaft, 62 first bevel gear, 63 second bevel gear, 64 rocker, 65 connecting rod, 7 box door, 8 mounting box, 9 drive motor, 10 drive rod, 11 storage tray. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The utility model provides two technical solutions:

[0022] Figure 1-5The first embodiment is shown: a gear hobbing machine for gear processing, comprising a workbench 1, wherein the four corners of the bottom of the workbench 1 are fixedly connected with support legs 2 for support, the top of the workbench 1 is fixedly connected with a protective cover 3 for preventing iron chips from splashing, and a box door 7 is arranged on the front of the protective cover 3, and the bottom of the workbench 1 is fixedly connected with an installation box 8, and the bottom of the installation box 8 is fixedly connected with a drive motor 9, which is a variable frequency motor and is connected to a control system and a power supply through a wire, and an output end of the drive motor 9 is fixedly connected with a drive rod 10, and the end of the drive rod 10 away from the drive motor 9 passes through the installation box 8 and the workbench 1 and extends to the inside of the protective cover 3, and the end of the drive rod 10 located at the protective cover 3 is fixedly connected with a storage tray 11, and a locking piece for fixing the gear blank is arranged on the top of the storage tray 11, and a gear hobbing mechanism 4 for processing teeth is arranged on the top of the workbench 1, and the gear hobbing mechanism 4 includes a telescopic rod 41, and the telescopic rod 41 is an electric telescopic rod, and is connected to the control system and a power supply through a wire, and the telescopic rod 4 1 penetrates the protective cover 3 and is fixedly connected to the protective cover 3, one end of the telescopic rod 41 located inside the protective cover 3 is fixedly connected to the mounting plate 42, the mounting plate 42 is slidably connected to the workbench 1, a hobbing machine 43 is arranged on the side of the mounting plate 42 close to the storage tray 11, a cleaning mechanism 5 for cleaning iron filings is arranged on the top of the workbench 1 and on one side of the storage tray 11, a transmission mechanism 6 for driving the cleaning mechanism 5 to move is arranged between the cleaning mechanism 5 and the driving rod 10, the transmission mechanism 6 includes a crankshaft 61, one end of the crankshaft 61 is fixedly connected to the inner wall of the mounting box 8, the other end of the crankshaft 61 is fixedly connected to the first bevel gear 62, the surface of the driving rod 10 is fixedly connected to the second bevel gear 63 adapted to the first bevel gear 62, the surface of the crankshaft 61 is rotatably connected to the rocker 64, the end of the rocker 64 away from the crankshaft 61 is rotatably connected to the connecting rod 65, the end of the connecting rod 65 away from the rocker 64 penetrates the workbench 1 and is slidably connected to the workbench 1, and the top of the connecting rod 65 is fixedly connected to the bottom of the mounting frame 51.

[0023] Through the coordinated arrangement of the cleaning mechanism 5 and the transmission mechanism 6, when the driving motor 9 drives the gear blank to rotate, the cleaning mechanism 5 reciprocates along the surface of the gear blank with the cooperation of the transmission mechanism 6, and the iron filings on the surface of the gear blank are cleaned in time, so that the gear processing is more precise and rework is avoided.

[0024] Figure 3 and 5A second embodiment is shown, which mainly differs from the first embodiment in that the cleaning mechanism 5 includes a mounting frame 51, an inner wall of the mounting frame 51 is fixedly connected to a preload spring 52, an end of the preload spring 52 away from the mounting frame 51 is fixedly connected to a movable plate 53, one side of the movable plate 53 is fixedly connected to a connecting plate 54, the connecting plate 54 passes through the mounting frame 51 and extends to the outside of the mounting frame 51, and an end of the connecting plate 54 located outside the mounting frame 51 is fixedly connected to a cleaning brush 55.

[0025] By setting the cleaning mechanism 5, the cleaning brush 55 can better contact with the gear blank under the action of the preload spring 52, further improving the cleaning effect of the iron filings on the surface of the gear blank.

[0026] When in use, the gear blank is placed in the storage tray 11, and the telescopic rod 41, the gear hobbing machine 43 and the driving motor 9 are opened through the control panel. The telescopic rod 41 works to push the gear hobbing machine 43 to move to a suitable position through the mounting plate 42, and the gear hobbing machine 43 works to process the gear blank. The driving motor 9 works to drive the second bevel gear 63 and the storage tray 11 to rotate together through the driving rod 10. The rotation of the storage tray 11 drives the gear blank to rotate together. The rotation of the second bevel gear 63 drives the first bevel gear 62 and the crankshaft 61 to rotate together through the meshing action. The rotation of the crankshaft 61 drives the connecting rod 65 to reciprocate through the rocker 64. The reciprocating motion of the connecting rod 65 drives the cleaning mechanism 5 to reciprocate. When the cleaning mechanism 5 reciprocates, the cleaning brush 55 fits with the surface of the gear blank under the action of the preload spring 52 to clean the iron filings on the surface of the gear blank.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gear hobbing machine for gear processing, comprising a workbench (1), characterized in that: The four corners of the bottom of the workbench (1) are fixedly connected to support legs (2) for support, the top of the workbench (1) is fixedly connected to a protective cover (3) for preventing iron filings from splashing, the front of the protective cover (3) is provided with a box door (7), the bottom of the workbench (1) is fixedly connected to an installation box (8), the bottom of the installation box (8) is fixedly connected to a drive motor (9), the output end of the drive motor (9) is fixedly connected to a drive rod (10), and the end of the drive rod (10) away from the drive motor (9) is fixedly connected to the output end of the drive motor (9). The drive rod (10) is located at one end of the protective cover (3) and is fixedly connected to a storage tray (11). A gear hobbing mechanism (4) for processing teeth is arranged on the top of the workbench (1). A cleaning mechanism (5) for cleaning iron filings is arranged on the top of the workbench (1) and on one side of the storage tray (11). A transmission mechanism (6) for driving the cleaning mechanism (5) to move is arranged between the cleaning mechanism (5) and the drive rod (10).

2. A gear hobbing machine for gear processing according to claim 1, characterized in that: The gear hobbing mechanism (4) comprises a telescopic rod (41), the telescopic rod (41) passes through the protective cover (3) and is fixedly connected to the protective cover (3), one end of the telescopic rod (41) located inside the protective cover (3) is fixedly connected to a mounting plate (42), and a gear hobbing machine (43) is provided on a side of the mounting plate (42) close to the storage tray (11).

3. The gear hobbing machine for gear processing according to claim 1, characterized in that: The cleaning mechanism (5) comprises a mounting frame (51), the inner wall of the mounting frame (51) is fixedly connected with a preload spring (52), and one end of the preload spring (52) away from the mounting frame (51) is fixedly connected with a movable plate (53).

4. The gear hobbing machine for gear processing according to claim 3, characterized in that: A connecting plate (54) is fixedly connected to one side of the movable plate (53); the connecting plate (54) penetrates the installation frame (51) and extends to the outside of the installation frame (51); and a cleaning brush (55) is fixedly connected to one end of the connecting plate (54) located outside the installation frame (51).

5. The gear hobbing machine for gear processing according to claim 4, characterized in that: The transmission mechanism (6) comprises a crankshaft (61), one end of the crankshaft (61) is fixedly connected to the inner wall of the mounting box (8), the other end of the crankshaft (61) is fixedly connected to a first bevel gear (62), and the surface of the driving rod (10) is fixedly connected to a second bevel gear (63) matched with the first bevel gear (62).

6. The gear hobbing machine for gear processing according to claim 5, characterized in that: The surface of the crankshaft (61) is rotatably connected to a rocking arm (64), and one end of the rocking arm (64) away from the crankshaft (61) is rotatably connected to a connecting rod (65). One end of the connecting rod (65) away from the rocking arm (64) passes through the workbench (1) and is slidably connected to the workbench (1), and the top end of the connecting rod (65) is fixedly connected to the bottom of the mounting frame (51).

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