Horizontal numerical control gear hobbing machine tool

Abstract

The utility model discloses a horizontal numerical control gear hobbing machine tool which comprises a machining table, a workpiece placing shaft is arranged above the top end of the outer wall of the machining table, a workpiece blank to be machined is fixed to the outer wall of the workpiece placing shaft, and workpiece fixing mechanisms are arranged at the top end of the outer wall of the machining table and located at the two ends of the workpiece placing shaft. A guide seat is arranged at the top end of the outer wall of the machining table and located on the rear side of the workpiece containing shaft, and a machining mechanism for machining a workpiece blank is arranged on the guide seat. According to the tooth punching device, an operator can conveniently carry out tooth punching on a workpiece blank at different angles, the integration degree is high, and adjustment is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled machine tools, in particular to a horizontal numerically controlled gear hobbing machine tool. Background Art

[0002] Gear toothing refers to the processing technology performed when manufacturing gears, that is, processing tooth grooves and teeth on the tooth surface of the gear so that it can mesh and transmit power normally with other gears or transmission parts. The purpose of toothing is to ensure the accuracy, stability and reliability of gear transmission.

[0003] Gear teeth are usually cut by turning, milling, hobbing and other processing methods. Among them, turning is a common gear tooth processing method, which is to fix the gear on a lathe and then use a turning tool to cut the tooth grooves and teeth.

[0004] The Chinese patent announcement number CN220805740U discloses a mechanical equipment gearbox gear opening device. The patented technology can select the corresponding fixing mechanism according to the tooth opening method. When external tooth opening is required, the gear is fixed by a fixing rod and a locking nut. When internal tooth opening is required, the clamping rod is adjusted to the upper end through a collar and fixed by a fastening bolt. Then the electric push rod drives the clamping rod to clamp and fix the gear through the moving rod, which effectively improves the practicality and functionality of the device.

[0005] However, it can be seen from the specification and drawings disclosed in the above patent technology that the patent technology only places the toothed workpiece by a set turntable, and performs toothing operation on the workpiece by a set toothing cutter. However, the above toothing cutter has a simple fixed structure and can only be moved up and down by a cylinder. Its function and shape of gear toothing are limited, which is not convenient for personnel to perform more processing needs. Therefore, the above patent technology has certain shortcomings. Utility Model Content

[0006] To this end, the utility model provides a horizontal CNC gear hobbing machine to solve the problem that the above-mentioned gear cutting cutter has a simple fixed structure and can only be moved up and down by a cylinder to control the gear cutting cutter, and its function and shape of gear cutting are limited, which is not convenient for personnel to perform more processing needs.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a horizontal CNC gear hobbing machine tool, comprising a processing table, a workpiece placement axis is arranged above the top end of the outer wall of the processing table, a workpiece blank to be processed is fixed to the outer wall of the workpiece placement axis, a workpiece fixing mechanism is arranged at the top end of the outer wall of the processing table and at both ends of the workpiece placement axis, a guide seat is arranged at the top end of the outer wall of the processing table and at the rear side of the workpiece placement axis, and a processing mechanism for processing the workpiece blank is arranged on the guide seat.

[0008] Preferably, the fixing mechanism includes a first drive motor, which is fixed to the right side of the top end of the outer wall of the processing table, and a first drive screw for driving is installed at the output end of the first drive motor, and the outer wall of the first drive screw is threadedly connected to a workpiece clamp.

[0009] Preferably, the bottom end of the outer wall of the workpiece clamp is slidably connected to the right side of the top end of the outer wall of the processing table, and a rotating motor is installed on the left side of the top end of the outer wall of the processing table and at a position corresponding to the workpiece clamp, and the two ends of the workpiece placement axis are respectively connected to the workpiece clamp and the rotating motor.

[0010] Preferably, the processing mechanism includes a fixed cover, the bottom end of the outer wall of the fixed cover is slidably connected to a movable slide, a guide rail is opened on the rear side of the top end of the outer wall of the processing table and at a position corresponding to the movable slide, and the bottom end of the movable slide is slidably connected to the top end of the outer wall of the guide rail.

[0011] Preferably, a third drive motor is fixed at the top end of the outer wall of the processing table and between the guide rail, the output end of the third drive motor is connected to the second drive screw for driving, the movable slide is threadedly connected to the outer wall of the second drive screw, and a fourth drive motor is fixed at the bottom end of the inner wall of the movable slide and below the fixed cover.

[0012] Preferably, the output end of the fourth drive motor is connected to the third drive screw, the bottom end of the outer wall of the fixed cover is threadedly connected to the outer wall of the third drive screw through a threaded slider, and the front end of the outer wall of the fixed cover is connected to the rear end of the outer wall of the guide seat.

[0013] Preferably, a second drive motor is fixed to the left side of the outer wall of the fixed cover, a transmission worm is fixed to the right output end of the second drive motor, a transmission worm wheel is meshed with the bottom end of the outer wall of the transmission worm, a rotating shaft is fixed to the front and rear ends of the inner wall of the transmission worm wheel through mounting holes, and a rotating wheel is fixed to the front end of the rotating shaft.

[0014] Preferably, a ring is rotatably provided at the rear end of the outer wall of the guide seat and at a position corresponding to the rotating wheel, the outer wall of the rotating wheel is rotatably connected to the inner wall of the ring, the front end of the rotating wheel is fixed to the rear end of the outer wall of the guide seat, the ring is fixed to the front end of the outer wall of the fixed cover, an air-controlled slide is installed at the front end of the outer wall of the guide seat, a processing motor is installed at the front end of the air-controlled slide, and a processing tool for processing the workpiece blank is installed at the bottom end of the processing motor.

[0015] The beneficial effects of the utility model are:

[0016] The utility model can place the workpiece blank under the outer wall of the processing tool through the workpiece placement axis, and can drive the processing tool to move left and right through the third drive motor and the second drive screw, can drive the processing tool to move forward and backward through the fourth drive motor and the third drive screw, and can drive the processing tool to move up and down through the air-controlled slide, and can start the processing tool to rotate through the second drive motor in conjunction with the worm gear and the worm. The above method can facilitate the operator to perform toothing at different angles on the workpiece blank, and the device is simple to operate, highly integrated, and easy to adjust. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the external structure of the utility model in the front view direction;

[0018] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model in the rear view direction;

[0019] Figure 3 For this utility model Figure 2 A schematic diagram of the three-dimensional structure after removing the fixed cover;

[0020] Figure 4 For this utility model Figure 3 Schematic diagram of the structure enlarged at point A in the middle.

[0021] In the figure: 100, processing table; 200, first drive motor; 210, first drive screw; 220, workpiece clamping seat; 230, rotating motor; 240, workpiece blank; 250, workpiece placement axis; 300, fixed cover; 310, second drive motor; 320, transmission worm; 330, transmission worm wheel; 340, rotating shaft; 350, rotating wheel; 400, third drive motor; 410, second drive screw; 420, moving slide; 430, fourth drive motor; 431, third drive screw; 500, guide seat; 510, processing motor; 520, processing tool; 530, air-controlled slide. DETAILED DESCRIPTION

[0022] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0023] See attached Figure 1-4The utility model provides a horizontal CNC gear hobbing machine, including a processing table 100, a workpiece placement shaft 250 is arranged above the top of the outer wall of the processing table 100, a workpiece blank 240 to be processed is fixed on the outer wall of the workpiece placement shaft 250, the arranged workpiece blank 240 can be clamped on the outer wall of the workpiece placement shaft 250, and the workpiece placement shaft 250 can place the workpiece blank 240 under the processing tool 520, and a workpiece fixing mechanism is arranged at the top of the outer wall of the processing table 100 and at both ends of the workpiece placement shaft 250, the fixing mechanism includes a first driving motor 200, the first driving motor 200 is fixed to the right side of the top of the outer wall of the processing table 100, and a first driving screw 210 for driving is installed at the output end of the first driving motor 200, and the outer wall of the first driving screw 210 is threadedly connected to a workpiece clamp 220, and the bottom end of the outer wall of the workpiece clamp 220 is connected to the top of the outer wall of the processing table 100 The right side is slidably connected, and the first driving motor 200 can start the first driving screw 210 to rotate after being powered on, so that the rotating first driving screw 210 can drive the workpiece clamp 220 to move left and right at the top of the outer wall of the processing table 100, so that the right end of the workpiece placement shaft 250 of more sizes can be clamped. A rotating motor 230 is installed on the left side of the top of the outer wall of the processing table 100 and at a position corresponding to the workpiece clamp 220. The two ends of the workpiece placement shaft 250 are respectively connected to the workpiece clamp 220 and the rotating motor 230, and the rotating motor 230 can be sleeved with the left end of the workpiece placement shaft 250 through the output shaft, so that the rotating motor 230 can drive the workpiece placement shaft 250 to rotate, so that the workpiece blank 240 can rotate at the bottom end of the processing tool 520, which is convenient for the processing tool 520 to cut more positions of the workpiece blank 240;

[0024] A guide seat 500 is provided at the top of the outer wall of the processing table 100 and at the rear side of the workpiece placement axis 250. A processing mechanism for processing the workpiece blank 240 is provided on the guide seat 500. The processing mechanism includes a fixed cover 300. The bottom end of the outer wall of the fixed cover 300 is slidably connected with a movable slide 420. A guide rail is provided at the rear side of the top of the outer wall of the processing table 100 and at a position corresponding to the movable slide 420. The bottom end of the movable slide 420 is slidably connected to the top of the outer wall of the guide rail. The movable slide 420 can be moved left and right at the top of the processing table 100 through the guide rail. A third drive motor 400 is fixed at the top of the outer wall of the processing table 100 and between the guide rail. The output end of the third drive motor 400 is connected to a second drive screw 410 for driving. The movable slide 420 is threadedly connected to the outer wall of the second drive screw 410, and the third drive motor 400 can be powered on to drive the second drive screw 410 to rotate, so that the second drive The screw 410 can drive the movable slide 420 to slide on the top of the processing table 100 when rotating. A fourth driving motor 430 is fixed at the bottom end of the inner wall of the movable slide 420 and below the fixed cover 300. The output end of the fourth driving motor 430 is connected to the third driving screw 431. The bottom end of the outer wall of the fixed cover 300 is threadedly connected to the outer wall of the third driving screw 431 through a threaded slider. The front end of the outer wall of the fixed cover 300 is connected to the rear end of the outer wall of the guide seat 500. The fourth driving motor 430 drives the third driving screw 431 to rotate when powered on, so that the third driving screw 431 can drive the fixed cover 300 to slide back and forth on the top of the movable slide 420. The fixed cover 300 is connected to the guide seat 500. In this way, the movable slide 420 and the fixed cover 300 can drive the guide seat 500 to move back and forth and left and right, so that the position of the movable slide 420 can be adjusted.

[0025] A second driving motor 310 is fixed to the left side of the outer wall of the fixed cover 300, and a transmission worm 320 is fixed to the right output end of the second driving motor 310. A transmission worm wheel 330 is meshed with the bottom end of the outer wall of the transmission worm 320, and a rotating shaft 340 is fixed to the front and rear ends of the inner wall of the transmission worm wheel 330 through a mounting hole. Specifically, the second driving motor 310 can drive the transmission worm 320 to rotate after being energized, and the transmission worm 320 can drive the transmission worm wheel 330 to rotate when rotating, thereby driving the rotating shaft 340 and the rotating wheel 350 to rotate, a rotating wheel 350 is fixed to the front end of the rotating shaft 340, and the rear end of the rotating shaft 340 is rotatably connected to the rear end of the inner wall of the fixed cover 300, a collar is rotatably provided at the rear end of the outer wall of the guide seat 500 and at a position corresponding to the rotating wheel 350, the outer wall of the rotating wheel 350 is rotatably connected to the inner wall of the collar, and the rotating wheel 350 is 0 is fixed to the rear end of the outer wall of the guide seat 500, and the ring is fixed to the front end of the outer wall of the fixed cover 300. Specifically, the rotating shaft 340 can drive the rotating wheel 350 to rotate when it rotates, and the rotating wheel 350 can drive the guide seat 500 to rotate when it rotates, and the ring is fixed to the front end of the outer wall of the fixed cover 300, so that the guide seat 500 can rotate at the front end of the fixed cover 300 through the ring, and the front end of the outer wall of the guide seat 500 is installed with an air-controlled slide 530, and the front end of the air-controlled slide 530 is installed with a processing motor 510, and the bottom end of the processing motor 510 is installed with a processing tool 520 for processing the workpiece blank 240, and the air-controlled slide 530 is provided to drive the processing motor 510 to move up and down, so that the device can adjust the height of the processing tool 520, so as to adjust the cutting height of the processing tool 520.

[0026] The use process of the utility model is as follows: first, a person can sleeve the workpiece blank 240 to be processed on the workpiece placement shaft 250, and then sleeve one end of the workpiece placement shaft 250 with the output shaft of the rotating motor 230, and then drive the first driving screw 210 to rotate through the first driving motor 200, so that the workpiece clamp 220 moves on the first driving screw 210, so that the workpiece clamp 220 can be sleeved on the other end of the workpiece placement shaft 250 through the bearing seat, and then power on and start the rotating motor 230, so that the rotating motor 230 can drive the workpiece placement shaft 250 and the workpiece blank 240 to rotate, so that the workpiece blank 240 can be rotated after the teeth are cut to cut the other end face, and then the person can drive the second driving screw 410 to rotate through the third driving motor 400, so that the movable slide 420 can drive the fixed cover 300 to move left and right, and drive the third driving screw 420 through the fourth driving motor 430 The rod 431 rotates so that the fixed cover 300 can move forward and backward at the top of the movable slide 420, so that the guide seat 500 can drive the processing tool 520 to move in four directions, and the air-controlled slide 530 can drive the processing motor 510 to move up and down, so that the up and down position of the processing tool 520 can be adjusted. At the same time, the personnel can also power on the second drive motor 310, so that the second drive motor 310 can drive the transmission worm 320 to rotate through the output end, and the transmission worm 320 can drive the transmission worm wheel 330 to rotate through the engagement, so that the transmission worm wheel 330 can drive the rotating wheel 350 and the guide seat 500 to rotate through the rotating shaft 340, so that the angle of the movable slide 420 can be rotated and adjusted, and the set processing motor 510 can drive the processing tool 520 to rotate, so that the processing tool 520 can cut the outer wall of the workpiece blank 240 to open teeth.

[0027] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A horizontal CNC gear hobbing machine tool, comprising a processing table (100), a workpiece placement shaft (250) is arranged above the top of the outer wall of the processing table (100), a workpiece blank (240) to be processed is fixed to the outer wall of the workpiece placement shaft (250), and a workpiece fixing mechanism is arranged at the top of the outer wall of the processing table (100) and at both ends of the workpiece placement shaft (250), characterized in that: A guide seat (500) is provided at the top end of the outer wall of the processing table (100) and located at the rear side of the workpiece placement shaft (250), and a processing mechanism for processing the workpiece blank (240) is provided on the guide seat (500).

2. A horizontal CNC gear hobbing machine according to claim 1, characterized in that: The fixing mechanism comprises a first driving motor (200), the first driving motor (200) being fixed to the right side of the top end of the outer wall of the processing table (100), a first driving screw (210) for driving being installed at the output end of the first driving motor (200), and a workpiece clamping seat (220) being threadedly connected to the outer wall of the first driving screw (210).

3. A horizontal CNC gear hobbing machine according to claim 2, characterized in that: The bottom end of the outer wall of the workpiece clamp (220) is slidably connected to the right side of the top end of the outer wall of the processing table (100); a rotating motor (230) is installed on the left side of the top end of the outer wall of the processing table (100) and at a position corresponding to the workpiece clamp (220); and the two ends of the workpiece placement shaft (250) are respectively connected to the workpiece clamp (220) and the rotating motor (230).

4. The horizontal CNC gear hobbing machine tool according to claim 1, characterized in that: The processing mechanism comprises a fixed cover (300), the bottom end of the outer wall of the fixed cover (300) is slidably connected to a movable slide (420), a guide rail is provided at the rear side of the top end of the outer wall of the processing table (100) and at a position corresponding to the movable slide (420), and the bottom end of the movable slide (420) is slidably connected to the top end of the outer wall of the guide rail.

5. A horizontal CNC gear hobbing machine according to claim 4, characterized in that: A third drive motor (400) is fixed at the top of the outer wall of the processing table (100) and between the guide rail, the output end of the third drive motor (400) is connected to a second drive screw (410) for driving, the movable slide (420) is threadedly connected to the outer wall of the second drive screw (410), and a fourth drive motor (430) is fixed at the bottom end of the inner wall of the movable slide (420) and located below the fixed cover (300).

6. A horizontal CNC gear hobbing machine according to claim 5, characterized in that: The output end of the fourth drive motor (430) is connected to the third drive screw (431), the bottom end of the outer wall of the fixed cover (300) is threadedly connected to the outer wall of the third drive screw (431) via a threaded slider, and the front end of the outer wall of the fixed cover (300) is connected to the rear end of the outer wall of the guide seat (500).

7. A horizontal CNC gear hobbing machine according to claim 6, characterized in that: A second drive motor (310) is fixed to the left side of the outer wall of the fixed cover (300), a transmission worm (320) is fixed to the right output end of the second drive motor (310), a transmission worm wheel (330) is meshed with the bottom end of the outer wall of the transmission worm wheel (320), a rotating shaft (340) is fixed to the front and rear ends of the inner wall of the transmission worm wheel (330) through mounting holes, and a rotating wheel (350) is fixed to the front end of the rotating shaft (340).

8. The horizontal CNC gear hobbing machine tool according to claim 7, characterized in that: A sleeve ring is rotatably provided at the rear end of the outer wall of the guide seat (500) and at a position corresponding to the rotating wheel (350); the outer wall of the rotating wheel (350) is rotatably connected to the inner wall of the sleeve ring; the front end of the rotating wheel (350) is fixed to the rear end of the outer wall of the guide seat (500); the sleeve ring is fixed to the front end of the outer wall of the fixed cover (300); an air-controlled slide seat (530) is installed at the front end of the outer wall of the guide seat (500); a processing motor (510) is installed at the front end of the air-controlled slide seat (530); and a processing tool (520) for processing the workpiece blank (240) is installed at the bottom end of the processing motor (510).

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