Numerical control gear hobbing machine for gear machining

Abstract

The utility model relates to the technical field of gear hobbing machines, in particular to a numerical control gear hobbing machine for gear machining, which drives an adjusting device to change the acting position through a rotating device, changes the output angle of oil through the adjusting device and provides power for the rotating device through a driving device, so that the labor intensity of operators is reduced, and the working efficiency is improved. The oil liquid is collected through the collecting device, so that pollution to the production environment after the oil liquid falls is reduced, and the practicability of the device is improved; comprising a rack, a rotary bearing frame, a transverse moving frame and a machining roller, the transverse moving frame is installed on the rear portion of the upper end face of the rack through a support, the machining roller is horizontally installed on the front portion of the transverse moving frame, and the rotary bearing frame is installed in the middle of the upper end face of the rack; the device further comprises a rotating device, an adjusting device, a driving device and a collecting device, the rotating device is installed on the transverse moving frame, the adjusting device is installed on the rotating device, the driving device is installed on the transverse moving frame and connected with the rotating device, and the collecting device is installed on the rack.

Description

Technical Field

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

[0002] A gear hobbing machine is a mechanical device that uses a gear hobbing cutter to roll and cut on a gear to form the gear tooth profile. It is mainly used to cut spur and helical cylindrical gears, and can also process worm gears, sprockets, etc. Even when using special hobs, it can process workpieces with various special tooth profiles such as splines and sprockets.

[0003] The Chinese utility model patent application number CN201720979329.6 in the prior art relates to a gear hobbing machine, including a gear hobbing machine body, a worktable, a fixing mechanism, a fixing block, a fixing sleeve, a fixing section, an avoidance slope and a locking block, etc., which can firmly fix the gear to be processed and prevent it from shaking.

[0004] However, in actual use, the processing area needs to be continuously flushed with oil to reduce the temperature of the equipment and the workpiece, and at the same time remove the metal debris generated during the processing. The above-mentioned device does not have the ability to adjust the oil flushing angle and position during the processing of workpieces of different sizes. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a gear processing CNC gear hobbing machine that drives an adjusting device to change the action position through a rotating device, changes the output angle of the oil through the adjusting device, provides power to the rotating device through a driving device, reduces the labor intensity of the operator, collects the oil through a collecting device, reduces the pollution to the production environment caused by the oil falling, and improves the practicality of the device.

[0006] The utility model discloses a gear processing CNC gear hobbing machine, comprising a frame, a rotating carrier frame, a transverse frame and a processing roller, wherein the transverse frame is installed on the rear part of the upper end surface of the frame through a bracket, the processing roller is horizontally installed on the front part of the transverse frame, and the rotating carrier frame is installed in the middle part of the upper end surface of the frame; it also includes a rotating device, an adjusting device, a driving device and a collecting device, the rotating device is installed on the transverse frame, the adjusting device is installed on the rotating device, the driving device is installed on the transverse frame and connected with the rotating device, and the collecting device is installed on the frame; the adjusting device is used to drive the adjusting device to change the action position, the adjusting device is used to change the output angle of the oil, the driving device is used to provide power for the rotating device, thereby reducing the labor intensity of the operator, collecting the oil by the collecting device, reducing the pollution to the production environment caused by the oil falling, and improving the practicality of the device.

[0007] Preferably, the rotating device includes an annular wheel, a sleeve, a spray frame and a nozzle, a group of annular grooves are respectively provided on the inner end faces of the left and right parts of the transverse moving frame, the left and right ends of the processing roller are respectively connected to the transverse moving frame at the center of the two groups of annular grooves, the two groups of annular wheels are respectively mounted in the two groups of annular grooves through bearings, a group of connecting shafts are respectively provided on the inner side faces of the two groups of annular wheels, a group of sleeves are respectively provided on the left and right end faces of the spray frame, the two groups of sleeves are respectively connected to the connecting shafts on the two groups of annular wheels through bearings, and multiple groups of nozzles are evenly distributed on the side faces of the spray frame; the spray frame is driven to rotate around the processing roller by rotating the annular wheel, thereby changing the spatial position of the spray frame relative to the processing roller, and rotating the spray frame changes the output angle of the nozzle, so that the equipment can adapt to the processing of workpieces of different sizes, thereby improving the practicality of the device.

[0008] Preferably, the adjusting device includes a reduction motor, a pulley and a transmission belt. The reduction motor is installed on the right side of the left annular wheel, and a group of pulleys are connected to the output end of the reduction motor. A group of pulleys is mounted on the side of the left sleeve of the spray rack, and the transmission belt is mounted on the two groups of pulleys. The reduction motor is turned on to transmit power to the pulley to which it is connected, and the spray rack is driven to rotate through the cooperation of the two groups of pulleys and the transmission belt. No manual operation is required by the operator, and the position of the spray rack is fixed after the reduction motor stops rotating, thereby reducing the labor intensity of the operator.

[0009] Preferably, the driving device includes an electric motor, a driving gear and a gear ring. A group of circular grooves are respectively provided on the side of the annular groove on the left and right parts of the transverse frame. The two groups of driving gears are respectively installed in the two groups of circular grooves. A group of electric motors are respectively installed on the inner sides of the left and right parts of the transverse frame. The output ends of the two groups of electric motors are respectively connected to the two groups of driving gears. A gear ring is mounted on the outer arc surface of the annular wheel, and the gear ring is meshed with its adjacent driving gear. At the same time, the two groups of electric motors are turned on to transmit power to their respectively connected driving gears, which are meshed with the gear ring on the annular wheel through the driving gear, thereby driving the annular wheel to rotate, providing power for the rotation of the annular wheel. There is no need for the operator to manually turn the annular wheel, which reduces the labor intensity of the operator and improves the practicality of the device.

[0010] Preferably, the collecting device includes a baffle, a C-shaped drainage trough, a magnetic support block, a screening frame and a screen. The edge of the upper end surface of the frame is provided with a baffle, the upper end surface of the frame is provided with a C-shaped drainage trough, and a plurality of groups of magnetic support blocks are provided in the middle of the C-shaped drainage trough. The screening frame can be placed in the C-shaped drainage trough, and a screen is provided on the upper end surface of the screening frame. The baffle is used to reduce splashing or overflow of oil and reduce the impact on the operating environment. The oil on the inner side of the baffle is collected through the C-shaped drainage trough, and the metal debris in the oil is screened out by the screen on the screening frame. The nozzle is supported by the plurality of groups of magnetic support blocks and the screening frame is adsorbed, thereby reducing the impact of the equipment's own vibration during processing on the installation stability of the screening frame body, facilitating the removal and cleaning process of the screening frame, and improving the practicality of the device.

[0011] Preferably, it also includes a liquid collecting hopper and a filter cotton core. A liquid collecting hopper is arranged in the frame, and the lower end surface of the C-shaped drainage trough is connected to the inside of the liquid collecting hopper through multiple groups of circular holes. A filter cotton core is installed at the output port of the liquid collecting hopper; the oil collected in the C-shaped drainage trough is gathered by the liquid collecting hopper, and the metal powder in the oil is screened out by the filter cotton core, thereby reducing metal impurities in the oil and improving the practicality of the device.

[0012] Preferably, it also includes an oil tank, an oil pump and a quick connector. The oil tank is installed at the lower part of the frame, the output port of the liquid collecting hopper is connected to the inside of the oil tank, the oil pump is installed on the outer surface of the oil tank through a bracket, and a quick connector is installed on the spray rack. The input end of the oil pump is connected to the bottom of the oil tank, and the output end of the oil pump is connected to the quick connector on the spray rack through a high-pressure hose. The oil is stored in the oil tank, and the oil pump is turned on to extract the oil inside the oil tank and pressurize it into the spray rack, and it is sprayed onto the workpiece processing area by multiple groups of nozzles on the spray rack. The quick connector facilitates the rapid connection and disconnection of the oil pump output end and the spray rack to adapt to the operating mode of the rotating device. When the rotating device rotates to the extreme angle, it is convenient to sort out the pipes and cables when they are entangled.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the adjusting device is driven by the rotating device to change the action position, the output angle of the oil is changed by the adjusting device, the driving device provides power to the rotating device, thereby reducing the labor intensity of the operator, and the oil is collected by the collecting device, thereby reducing the pollution to the production environment caused by the oil falling, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a first axonometric structural diagram of the present invention;

[0015] Figure 2 This is a second axonometric structural diagram of the present invention;

[0016] Figure 3It is a schematic diagram of the explosion structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the first cross-sectional structure of the present utility model;

[0018] Figure 5 This is a second cross-sectional structural diagram of the present invention;

[0019] Markings in the accompanying drawings: 1. Frame; 2. Rotating carrier frame; 3. Transverse frame; 4. Processing roller; 5. Ring wheel; 6. Sleeve; 7. Spray frame; 8. Spray head; 9. Reducer motor; 10. Pulley; 11. Transmission belt; 12. Electric motor; 13. Driving gear; 14. Gear ring; 15. Baffle; 16. C-shaped drain trough; 17. Magnetic support block; 18. Screening frame; 19. Screen; 20. Liquid collecting hopper; 21. Filter cotton core; 22. Oil tank; 23. Oil pump; 24. Quick connector. DETAILED DESCRIPTION

[0020] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention.

[0021] Example

[0022] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 The rotating device is mounted on the transverse frame 3, the adjusting device is mounted on the rotating device, the driving device is mounted on the transverse frame 3 and connected to the rotating device, and the collecting device is mounted on the frame 1;

[0023] First, the workpiece is fixed on the rotating carrier 2, and then the transverse frame 3 is controlled to move forward until the processing roller 4 contacts the workpiece, and at the same time, the processing roller 4 is driven to rotate to process the workpiece, and then the oil pump 23 is turned on to extract the oil in the oil tank 22 and pressurize it into the spray rack 7, and the multiple groups of nozzles 8 on the spray rack 7 are sprayed onto the workpiece processing area. According to the processing progress and the size of the workpiece, the reduction motor 9 is turned on to transmit power to the pulley 10 it is connected to, and the two groups of pulleys 10 and the transmission belt 11 cooperate to drive the spray rack 7 to rotate, and adjust the output angle of the nozzle 8 on the spray rack 7. Then, the two groups of motors 12 are turned on to transmit power to the driving gears 13 connected to them respectively, and the driving gear 13 is meshed with the gear ring 14 on the annular wheel 5, thereby driving the annular wheel 5 to rotate, and adjusting the spatial position of the spray rack 7.

[0024] The rotating device includes an annular wheel 5, a sleeve 6, a spray frame 7 and a nozzle 8. A group of annular grooves are respectively provided on the inner end surfaces of the left and right parts of the transverse frame 3. The left and right ends of the processing roller 4 are respectively connected to the transverse frame 3 at the center of the two groups of annular grooves. The two groups of annular wheels 5 are respectively sleeved in the two groups of annular grooves through bearings. A group of connecting shafts are respectively provided on the inner side surfaces of the two groups of annular wheels 5. A group of sleeves 6 are respectively provided on the left and right end surfaces of the spray frame 7. The two groups of sleeves 6 are respectively connected to the connecting shafts on the two groups of annular wheels 5 through bearings. Multiple groups of nozzles 8 are evenly distributed on the side of the spray frame 7.

[0025] The adjustment device includes a reduction motor 9, a pulley 10 and a transmission belt 11. The reduction motor 9 is installed on the right side of the left annular wheel 5. A set of pulleys 10 are connected to the output end of the reduction motor 9. A set of pulleys 10 are set on the side of the left sleeve 6 of the spray rack 7. The transmission belt 11 is set on the two sets of pulleys 10.

[0026] The driving device includes an electric motor 12, a driving gear 13 and a gear ring 14. A group of circular grooves are respectively provided on the sides of the annular grooves on the left and right parts of the transverse frame 3. Two groups of driving gears 13 are respectively installed in the two groups of circular grooves. A group of electric motors 12 are respectively installed on the inner side of the left and right parts of the transverse frame 3. The output ends of the two groups of electric motors 12 are respectively connected to the two groups of driving gears 13. A gear ring 14 is mounted on the outer arc surface of the annular wheel 5, and the gear ring 14 is meshed with its adjacent driving gear 13.

[0027] The collecting device includes a baffle 15, a C-shaped drainage trough 16, a magnetic support block 17, a screening frame 18 and a screen 19. The baffle 15 is provided on the edge of the upper end surface of the frame 1. The upper end surface of the frame 1 is provided with a C-shaped drainage trough 16. Multiple groups of magnetic support blocks 17 are provided in the middle of the C-shaped drainage trough 16. The screening frame 18 can be placed in the C-shaped drainage trough 16. The upper end surface of the screening frame 18 is provided with a screen 19.

[0028] It also includes a liquid collecting hopper 20 and a filter cotton core 21. The liquid collecting hopper 20 is provided in the frame 1. The lower end surface of the C-shaped drain trough 16 is connected to the interior of the liquid collecting hopper 20 through multiple groups of circular holes. The filter cotton core 21 is installed at the output port of the liquid collecting hopper 20.

[0029] The adjusting device is driven by the rotating device to change the action position, the output angle of the oil is changed by the adjusting device, and the driving device provides power to the rotating device, thereby reducing the labor intensity of the operator. The oil is collected by the collecting device, thereby reducing the pollution to the production environment caused by the oil falling, and improving the practicality of the device.

[0030] The electric motor 12, quick connector 24, reduction motor 9 and oil pump 23 of the gear processing CNC gear hobbing machine of the present invention are purchased on the market. Technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for creative work by technicians in this field.

[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A gear processing CNC gear hobbing machine, comprising a frame (1), a rotating carrier frame (2), a transverse frame (3) and a processing roller (4), wherein the transverse frame (3) is mounted on the rear portion of the upper end surface of the frame (1) through a bracket, the processing roller (4) is mounted horizontally on the front portion of the transverse frame (3), and the rotating carrier frame (2) is mounted on the middle portion of the upper end surface of the frame (1); characterized in that, It also includes a rotating device, an adjusting device, a driving device, and a collecting device. The rotating device is mounted on the transverse frame (3), the adjusting device is mounted on the rotating device, the driving device is mounted on the transverse frame (3) and connected to the rotating device, and the collecting device is mounted on the frame (1).

2. A gear processing CNC gear hobbing machine according to claim 1, characterized in that: The rotating device comprises an annular wheel (5), a sleeve (6), a spray frame (7) and a nozzle (8); a group of annular grooves are respectively provided on the inner end surfaces of the left and right parts of the transverse frame (3); the left and right ends of the processing roller (4) are respectively connected to the transverse frame (3) at the centers of the two groups of annular grooves; the two groups of annular wheels (5) are respectively sleeved in the two groups of annular grooves through bearings; a group of connecting shafts are respectively provided on the inner side surfaces of the two groups of annular wheels (5); a group of sleeves (6) are respectively provided on the left and right end surfaces of the spray frame (7); the two groups of sleeves (6) are respectively connected to the connecting shafts on the two groups of annular wheels (5) through bearings; and a plurality of nozzles (8) are evenly distributed on the side surfaces of the spray frame (7).

3. A gear processing CNC gear hobbing machine according to claim 2, characterized in that: The regulating device comprises a reduction motor (9), a pulley (10) and a transmission belt (11); a reduction motor (9) is installed on the right side of the left annular wheel (5); a group of pulleys (10) are connected to the output end of the reduction motor (9); a group of pulleys (10) are sleeved on the side of the left sleeve (6) of the spray rack (7); and the transmission belt (11) is sleeved on the two groups of pulleys (10).

4. The gear processing CNC gear hobbing machine according to claim 2, characterized in that: The driving device comprises an electric motor (12), a driving gear (13) and a gear ring (14). A group of circular grooves are respectively provided on the sides of the left and right annular grooves of the transverse frame (3). Two groups of driving gears (13) are respectively installed in the two groups of circular grooves. A group of electric motors (12) are respectively installed on the inner sides of the left and right parts of the transverse frame (3). The output ends of the two groups of electric motors (12) are respectively connected to the two groups of driving gears (13). A gear ring (14) is set on the outer arc surface of the annular wheel (5). The gear ring (14) is meshed with its adjacent driving gear (13).

5. The gear processing CNC gear hobbing machine according to claim 1, characterized in that: The collecting device comprises a baffle (15), a C-shaped drainage trough (16), a magnet support block (17), a screening frame (18) and a screen (19); the baffle (15) is provided on the edge of the upper end surface of the frame (1); the C-shaped drainage trough (16) is provided on the upper end surface of the frame (1); a plurality of groups of magnet support blocks (17) are provided in the middle of the C-shaped drainage trough (16); the screening frame (18) can be placed in the C-shaped drainage trough (16); and the screen (19) is provided on the upper end surface of the screening frame (18).

6. The gear processing CNC gear hobbing machine according to claim 1, characterized in that: The machine frame (1) further comprises a liquid collecting hopper (20) and a filter cotton core (21). The liquid collecting hopper (20) is arranged in the machine frame (1). The lower end surface of the C-shaped liquid drain trough (16) is connected to the interior of the liquid collecting hopper (20) through a plurality of groups of circular holes. The filter cotton core (21) is installed at the output port of the liquid collecting hopper (20).

7. The gear processing CNC gear hobbing machine according to claim 1, characterized in that: The invention also comprises an oil tank (22), an oil pump (23) and a quick connector (24). The oil tank (22) is installed at the lower part of the frame (1). The output port of the liquid collecting hopper (20) is communicated with the interior of the oil tank (22). The oil pump (23) is installed on the outer surface of the oil tank (22) through a bracket. The quick connector (24) is installed on the spray rack (7). The input end of the oil pump (23) is communicated with the bottom of the oil tank (22). The output end of the oil pump (23) is connected to the quick connector (24) on the spray rack (7) through a high-pressure hose.

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