CN114101806B - Automatic fine grinding device for manufacturing transmission gear of gearbox - Google Patents
Automatic fine grinding device for manufacturing transmission gear of gearbox Download PDFInfo
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- CN114101806B CN114101806B CN202210097065.7A CN202210097065A CN114101806B CN 114101806 B CN114101806 B CN 114101806B CN 202210097065 A CN202210097065 A CN 202210097065A CN 114101806 B CN114101806 B CN 114101806B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F19/00—Finishing gear teeth by other tools than those used for manufacturing gear teeth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/12—Other devices, e.g. tool holders; Checking devices for controlling workpieces in machines for manufacturing gear teeth
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- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention relates to the technical field of gear surface treatment, in particular to an automatic fine grinding device for manufacturing a transmission gear of a gearbox; comprises a bottom plate, a fixing unit and a grinding unit; the invention solves the following problems in the process of processing the surface of the gear teeth of the existing face gear: the end face gear is easy to shake in the gear tooth processing process of the end face gear, the processing effect of the gear teeth of the end face gear is affected, the gear teeth of the end face gear are easy to collide with a polishing unit in the reversing process to cause gear clamping, the gear tooth surface polishing efficiency of the end face gear is low, and the like; the invention improves the processing efficiency of the gear teeth of the face gear and ensures the processing effect of the surface gear teeth of the face gear.
Description
Technical Field
The invention relates to the technical field of gear surface treatment, in particular to an automatic fine grinding device for manufacturing a transmission gear of a gearbox.
Background
The face gear is one of transmission gears of the gearbox, the face gear is a gear matched with a straight gear or a helical gear in an axis crossing angle of ninety degrees, the central axes of a pinion gear and the face gear of the gear are vertical, and the two vertical central axes can be crossed or have an offset distance.
After the gear teeth of the existing face gear are cast and formed, due to the existence of burrs or air holes on the surface, further fine grinding processing treatment is needed, but the following problems mainly exist in the process of processing the gear teeth surface of the existing face gear: the terminal surface gear rocks easily in the teeth of a cogwheel course of working of face gear, influences the processing effect of the teeth of a cogwheel of face gear to the teeth of a cogwheel of face gear the in-process teeth of a cogwheel of switching-over easily with polish and take place to collide with between the unit and cause the latch, and the teeth of a cogwheel surface of face gear is polished inefficiency.
Therefore, in order to improve the machining efficiency of the gear teeth of the face gear and ensure the machining effect of the surface gear teeth of the face gear, the invention provides an automatic fine grinding device for manufacturing a transmission gear of a gearbox.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme; an automatic fine grinding device for manufacturing a transmission gear of a gearbox comprises a bottom plate, a fixing unit and a grinding unit; the polishing device is characterized in that a fixing unit is arranged on the left side of the upper end face of the bottom plate, sliding grooves are symmetrically formed in the front and back of the upper end face of the bottom plate, and the polishing unit is installed in the sliding grooves of the bottom plate in a sliding fit mode.
The fixing unit comprises a fixing cylinder, a support ring, a telescopic cylinder, a movable ring, an L-shaped pressing plate, a limiting rod, an execution spring, a fixing module, a fixing chuck, an auxiliary plate, a reversing motor and a T-shaped turntable; the fixed cylinder is arranged on the upper end face of the bottom plate, the outer wall of the lower end of the fixed cylinder is provided with a support ring, the upper end of the support ring is uniformly provided with telescopic cylinders, the movable ring is sleeved on the outer wall of the fixed cylinder in a sliding fit mode and is positioned above the support ring, the telescopic ends of the telescopic cylinders are connected to the outer wall of the lower end of the movable ring, and the outer wall of the upper end of the movable ring is uniformly provided with an L-shaped pressing plate; the inner wall of the fixed cylinder is uniformly provided with auxiliary grooves, the limiting rod is uniformly arranged in the auxiliary grooves of the fixed cylinder, the fixed chuck is arranged on the outer wall of the limiting rod in a sliding fit mode, the fixed chuck is positioned in the fixed cylinder, the lower end of the fixed chuck and the outer wall of the limiting rod are sleeved with an execution spring, the upper end of the execution spring is connected with the lower end face of the fixed chuck, the auxiliary plate is arranged on the inner wall of the fixed chuck, the upper end face of the auxiliary plate is provided with a reversing motor through a motor base, the output shaft of the reversing motor is connected with the lower end of a T-shaped turntable through a coupler, the outer wall of the middle part of the T-shaped turntable is arranged on the fixed chuck through a bearing, the middle part of the upper end of the T-shaped turntable is provided with bolt holes, and the middle part of the bolt holes of the T-shaped turntable is provided with bearing holes; the fixing module is arranged in a bolt hole of the T-shaped turntable through a bearing and is connected with the bearing hole; the activity ring up-and-down motion can be adjusted in telescopic cylinder work, further highly adjusting fixed chuck through the L type pressing plate, and place when terminal gear fixes through fixed module at the up end of T type carousel, can drive terminal gear through the switching-over motor and rotate, thereby adjust the teeth of a cogwheel of terminal gear processing, and at every turn when the tooth is being changed, drive terminal gear up-and-down motion through telescopic cylinder work and can avoid terminal gear's the teeth of a cogwheel and take place the latch between the unit of polishing, thereby the stable switching-over of terminal gear has been guaranteed, the processing effect of the teeth of a cogwheel of terminal gear has been improved.
The polishing unit comprises an electric sliding block, a U-shaped frame, an adjusting cylinder, an inner fixed sleeve, a polishing module and a control module; the number of the electric sliding blocks is two, the two electric sliding blocks are both arranged in the sliding groove of the bottom plate, the U-shaped frame is arranged at the upper ends of the two electric sliding blocks, the inner wall of the upper end of the U-shaped frame is provided with an adjusting cylinder, and the telescopic end of the adjusting cylinder is provided with an inner fixing sleeve; guide holes are uniformly formed in the side wall of the inner fixed sleeve, polishing modules are arranged in the guide holes in the side wall of the inner fixed sleeve, the control module is installed at the upper end of the inner fixed sleeve and sleeved on the outer wall of the inner fixed sleeve, and the control module is matched with the polishing modules; the electric sliding block drives the U-shaped frame to move, so that the U-shaped frame moves right above the fixed end face gear, and the grinding module and the control module are matched together to realize the processing of the gear teeth of the end face gear.
Preferably, the polishing module comprises a guide bolt, an adjusting sleeve disc, a pressure adjusting spring and a U-shaped polishing head; the outer wall of the guide bolt is symmetrically provided with clamping grooves, the guide bolt is installed in the guide hole of the inner fixing sleeve in a sliding fit mode, one end of the guide bolt outside the inner fixing sleeve is of a spherical detachable structure, the outer wall of the guide bolt outside the inner fixing sleeve is sleeved with a pressure regulating spring, the outer wall of the guide bolt outside the inner fixing sleeve is provided with an adjusting sleeve disc in a threaded connection mode, the adjusting sleeve disc is located on the outer side of the pressure regulating spring and is abutted against the pressure regulating spring, and one end of the guide bolt inside the inner fixing sleeve is provided with a U-shaped polishing head; the guide bolt reciprocates to drive the U-shaped polishing head to rapidly process the gear teeth of the face gear, so that the processing effect of the gear teeth of the face gear is ensured.
Preferably, the control module comprises an L-shaped clamping plate, a limiting column, a limiting spring, an electric telescopic rod, an outer fixing sleeve and an annular convex block; the electric telescopic rods are uniformly arranged on the L-shaped clamping plates, the middle parts of the L-shaped clamping plates are provided with square holes, the inner walls of the upper ends of the square holes of the L-shaped clamping plates are provided with limiting columns, the lower ends of the limiting columns are connected with the upper end surfaces of the inner fixing sleeves, the top ends of the outer fixing sleeves are provided with circular through holes, the inner walls of the circular through holes of the outer fixing sleeves are uniformly provided with protruding structures corresponding to the number of the L-shaped clamping plates, the outer fixing sleeves are sleeved on the outer walls of the limiting columns in a sliding fit mode, the outer fixing sleeves are sleeved on the outer walls of the inner fixing sleeves, the electric telescopic rods are uniformly arranged on the L-shaped clamping plates, and the telescopic ends of the electric telescopic rods are connected with the upper end surfaces of the outer fixing sleeves; the outer wall of the limiting column in the outer fixing sleeve is sleeved with a limiting spring, and the inner wall of the outer fixing sleeve is provided with an annular lug; when the surface of the gear teeth of the face gear is finely ground, the outer fixing sleeve is driven to reciprocate up and down through the reciprocating work of the electric telescopic rod, so that the annular lug is matched with the polishing module to drive the polishing module to reciprocate to machine the gear teeth of the face gear; the control module can control the grinding module to reciprocate, so that the machining efficiency of the grinding module to the gear teeth of the face gear is improved.
Preferably, the fixing module comprises a fixing rod, a column ring sleeve, a threaded rotating rod, a pressure limiting spring, a pressure limiting plate and a circular clamping plate; the middle part of the fixed rod is provided with a cut hole, the upper end of the fixed rod is provided with a column ring sleeve in a threaded connection mode, the upper end of the fixed rod is communicated with the column ring sleeve, the lower end of the fixed rod is arranged in a bolt hole of the T-shaped turntable in a threaded connection mode, the outer wall of the upper end of the threaded rotating rod is connected with the column ring sleeve through a bearing, the lower end of the threaded rotating rod penetrates through the upper end of the fixed rod and is positioned inside the fixed rod, the outer wall of the middle part of the threaded rotating rod is provided with a limited pressure plate in a threaded connection mode, the circular clamping plate is sleeved on the outer wall of the threaded rotating rod in a sliding fit mode, the circular clamping plate is matched with the cut hole of the fixed rod in a sliding mode, the outer wall of the lower end of the threaded rotating rod is sleeved with a pressure limiting spring, and the upper end of the pressure limiting spring is connected with the outer wall of the lower end of the circular clamping plate; when the end face gear to be accurately ground is fixed, the end face gear to be processed is manually placed on the upper end face of the T-shaped turntable, and then the fixing module integrally penetrates through the shaft hole of the end face gear and is screwed into the bolt hole at the upper end of the T-shaped turntable; then the circular clamping plate is controlled to descend by screwing the pressure limiting plate, so that the side wall of the circular clamping plate is matched with the key groove of the face gear, the face gear is limited under the action of the circular clamping plate, and the stability of the face gear is ensured; the fixed module effectively guarantees the stability of the face gear, prevents the gear teeth of the face gear from rotating and shaking up and down in the processing process, and improves the fine grinding effect of the gear teeth surface of the face gear in the later period.
Preferably, the upper end surface of the T-shaped turntable is uniformly provided with rubber balls around the axis direction of the T-shaped turntable; the rubber ball can ensure that the end face gear is not rubbed to generate scratches when being placed on the upper end face of the T-shaped turntable, so that the lower end face of the end face gear is protected.
Preferably, the inner wall of the U-shaped polishing head is uniformly provided with the abrasive particles, so that the effect of fine grinding of the gear teeth of the face gear by the U-shaped polishing head is improved, and the smooth burr-free clamping teeth of the face gear are ensured.
Preferably, the annular convex block is matched with one end of the spherical structure of the guide bolt, so that the guide bolt is driven to reciprocate under the action of the annular convex block, and the guide bolt moves to realize accurate grinding of the gear teeth of the face gear through the action of the U-shaped grinding head.
Preferably, the inner wall of the movable ring is uniformly provided with balls, so that the movable ring can flexibly slide up and down.
The invention has the beneficial effects that: the fixed unit provided by the invention can drive the face gear to rotate through the reversing motor, so that the gear teeth processed by the face gear are adjusted, and the telescopic cylinder works to drive the face gear to move up and down to avoid the gear teeth of the face gear from being clamped with the polishing unit every time the gear is replaced, so that the stable reversing of the face gear is ensured, and the processing effect of the gear teeth of the face gear is improved.
The fixing module is arranged, so that the stability of the face gear is effectively guaranteed, the gear teeth of the face gear are prevented from rotating and shaking up and down in the machining process, and the fine grinding effect of the gear tooth surface of the face gear in the later period is improved.
The control module can control the grinding module to reciprocate, so that the machining efficiency of the grinding module on the gear teeth of the face gear is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a perspective view of the present invention from a first perspective.
Fig. 2 is a perspective view of the present invention from a second perspective.
Fig. 3 is a top view of the present invention.
Fig. 4 is a sectional view taken along the line M-M of fig. 3 according to the present invention.
Fig. 5 is a partial enlarged view of the invention at a in fig. 4.
Fig. 6 is a partial enlarged view of the invention at B in fig. 4.
Fig. 7 is a schematic view of the structure between the fixing rod, the collar and the threaded rotating rod of the present invention.
In the figure: 1. a base plate; 2. a fixing unit; 3. a polishing unit; 21. a fixed cylinder; 22. a support ring; 23. a telescopic cylinder; 24. a movable ring; 25. an L-shaped pressing plate; 26. a limiting rod; 27. an actuator spring; 28. a fixed module; 29. fixing the chuck; 20. an auxiliary plate; 201. a commutation motor; 202. a T-shaped turntable; 31. an electric slider; 32. a U-shaped frame; 33. an adjusting cylinder; 34. an inner fixing sleeve; 35. polishing the module; 36. a control module; 351. a guide pin; 352. adjusting a sleeve disc; 353. a pressure regulating spring; 354. a U-shaped polishing head; 361. an L-shaped clamping plate; 362. a limiting column; 363. a limiting spring; 364. an electric telescopic rod; 365. an outer fixing sleeve; 366. an annular projection; 281. fixing the rod; 282. a column ring sleeve; 283. a threaded rotating rod; 284. a pressure limiting spring; 285. a pressure limiting plate; 286. circular cardboard.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
Referring to fig. 1, 2 and 3, an automatic fine grinding device for manufacturing a transmission gear of a gearbox comprises a base plate 1, a fixing unit 2 and a grinding unit 3; the polishing machine is characterized in that a fixing unit 2 is arranged on the left side of the upper end face of the bottom plate 1, sliding grooves are symmetrically formed in the front and back of the upper end face of the bottom plate 1, and the polishing unit 3 is installed in the sliding grooves of the bottom plate 1 in a sliding fit mode.
Referring to fig. 4, the fixing unit 2 includes a fixing cylinder 21, a supporting ring 22, a telescopic cylinder 23, a movable ring 24, an L-shaped pressing plate 25, a limiting rod 26, an actuating spring 27, a fixing module 28, a fixing chuck 29, an auxiliary plate 20, a reversing motor 201 and a T-shaped turntable 202; the fixed cylinder 21 is arranged on the upper end surface of the bottom plate 1, the outer wall of the lower end of the fixed cylinder 21 is provided with a support ring 22, the upper end of the support ring 22 is uniformly provided with telescopic cylinders 23, and the inner wall of the movable ring 24 is uniformly provided with balls so as to facilitate the movable ring 24 to flexibly slide up and down; the movable ring 24 is sleeved on the outer wall of the fixed cylinder 21 in a sliding fit manner, the movable ring 24 is positioned above the support ring 22, the telescopic end of the telescopic cylinder 23 is connected to the outer wall of the lower end of the movable ring 24, and the outer wall of the upper end of the movable ring 24 is uniformly provided with an L-shaped pressing plate 25; the inner wall of the fixed cylinder 21 is uniformly provided with auxiliary grooves, the limiting rods 26 are uniformly arranged in the auxiliary grooves of the fixed cylinder 21, the fixed chuck 29 is arranged on the outer wall of the limiting rod 26 in a sliding fit manner, the fixed chuck 29 is positioned in the fixed cylinder 21, the lower end of the fixed chuck 29 and the outer wall of the limiting rod 26 are sleeved with an actuating spring 27, the upper end of the actuating spring 27 is connected with the lower end face of the fixed chuck 29, the actuating spring 27 is a compression spring with an extension force, the auxiliary plate 20 is arranged on the inner wall of the fixed chuck 29, the upper end face of the auxiliary plate 20 is provided with a reversing motor 201 through a motor base, the output shaft of the reversing motor 201 is connected with the lower end of a T-shaped turntable 202 through a coupler, the outer wall of the middle part of the T-shaped turntable 202 is arranged on the fixed chuck 29 through a bearing, and the middle part of the upper end of the T-shaped turntable 202 is provided with bolt holes, a bearing hole is formed in the middle of a bolt hole of the T-shaped turntable 202; rubber balls are uniformly arranged on the upper end face of the T-shaped turntable 202 in the axial direction of the T-shaped turntable, and the rubber balls can ensure that the end face gear cannot be rubbed to generate scratches when being placed on the upper end face of the T-shaped turntable 202, so that the lower end face of the end face gear is protected; the fixing module 28 is mounted inside the bolt hole of the T-shaped turntable 202 through a bearing, and the fixing module 28 is connected with the bearing hole; the adjustable ring 24 up-and-down motion can be adjusted in telescopic cylinder 23 work, further highly adjusting fixed chuck 29 through L type pressing plate 25, and when face gear placed the up end at T type carousel 202 fixed through fixed module 28, can drive face gear through switching-over motor 201 and rotate, thereby adjust the teeth of a cogwheel of face gear processing, and when trading the tooth at every turn, drive face gear up-and-down motion through telescopic cylinder 23 work and can avoid face gear's the teeth of a cogwheel and take place the latch between the unit 3 of polishing, thereby the stable switching-over of face gear has been guaranteed, the processing effect of the teeth of a cogwheel of face gear has been improved.
Referring to fig. 5 and 7, the fixing module 28 includes a fixing rod 281, a stud collar 282, a threaded rotating rod 283, a pressure limiting spring 284, a pressure limiting plate 285 and a circular clamping plate 286; a cut hole is formed in the middle of the fixing rod 281, a collar sleeve 282 is installed at the upper end of the fixing rod 281 in a threaded connection manner, the upper end of the fixing rod 281 is communicated with the collar sleeve 282, the lower end of the fixing rod 281 is installed in a bolt hole of the T-shaped rotating disc 202 in a threaded connection mode, the outer wall of the upper end of the threaded rotating rod 283 is connected with the column ring sleeve 282 through a bearing, the lower end of the threaded rotating rod 283 passes through the upper end of the fixed rod 281 and is positioned inside the fixed rod 281, the outer wall of the middle part of the threaded rotating rod 283 is provided with a limited pressure plate 285 in a threaded connection way, the circular clamping plate 286 is sleeved on the outer wall of the threaded rotating rod 283 in a sliding fit manner, the circular clamping plate 286 is matched with the cut hole of the fixed rod 281 in a sliding mode, the outer wall of the lower end of the threaded rotating rod 283 is sleeved with a pressure limiting spring 284, and the upper end of the pressure limiting spring 284 is connected with the outer wall of the lower end of the circular clamping plate 286; when fixing the face gear to be finely ground, manually placing the face gear to be processed on the upper end face of the T-shaped turntable 202, and then manually threading the whole fixing module 28 through the shaft hole of the face gear and screwing the whole fixing module in the bolt hole at the upper end of the T-shaped turntable 202; then, the circular clamping plate 286 is controlled to descend by screwing the pressure limiting plate 285, so that the side wall of the circular clamping plate 286 is matched with the key groove of the face gear, the face gear is limited under the action of the circular clamping plate 286, and the stability of the face gear is ensured; the fixed module 28 effectively ensures the stability of the face gear, prevents the gear teeth of the face gear from rotating and shaking up and down in the processing process, and improves the fine grinding effect of the gear teeth surface of the face gear in the later period.
Referring to fig. 6, the polishing unit 3 includes an electric slider 31, a U-shaped frame 32, an adjusting cylinder 33, an inner fixing sleeve 34, a polishing module 35, and a control module 36; the number of the electric sliding blocks 31 is two, the two electric sliding blocks 31 are both arranged in the sliding grooves of the bottom plate 1, the U-shaped frame 32 is arranged at the upper ends of the two electric sliding blocks 31, the inner wall of the upper end of the U-shaped frame 32 is provided with an adjusting cylinder 33, and the telescopic end of the adjusting cylinder 33 is provided with an inner fixed sleeve 34; guide holes are uniformly formed in the side wall of the inner fixing sleeve 34, polishing modules 35 are arranged in the guide holes in the side wall of the inner fixing sleeve 34, the control module 36 is installed at the upper end of the inner fixing sleeve 34, the control module 36 is sleeved on the outer wall of the inner fixing sleeve 34, and the control module 36 is matched with the polishing modules 35; the electric slider 31 drives the U-shaped frame 32 to move, so that the U-shaped frame 32 moves right above the fixed end face gear, and the grinding module 35 and the control module 36 are matched together to realize the processing of the gear teeth of the end face gear.
Referring to fig. 6, the polishing module 35 includes a guide bolt 351, an adjusting sleeve disc 352, a pressure adjusting spring 353 and a U-shaped polishing head 354; the outer wall of the guide bolt 351 is symmetrically provided with clamping grooves, the guide bolt 351 is installed in a guide hole of the inner fixing sleeve 34 in a sliding fit mode, the guide hole of the fixing sleeve 34 is provided with a clamping block matched with the clamping groove, so that the guide bolt 351 can only slide inside and outside, one end of the guide bolt 351 outside the inner fixing sleeve 34 is of a spherical detachable structure, the outer wall of the guide bolt 351 outside the inner fixing sleeve 34 is sleeved with a pressure regulating spring 353, the outer wall of the guide bolt 351 outside the inner fixing sleeve 34 is provided with an adjusting sleeve disc 352 in a threaded connection mode, the movable telescopic length of the guide bolt 351 can be adjusted through the adjusting sleeve disc 352, the adjusting sleeve disc 352 is positioned outside the pressure regulating spring 353, the adjusting sleeve disc 352 is abutted against the pressure regulating spring 353, one end of the guide bolt 351 inside the inner fixing sleeve 34 is provided with a U-shaped polishing head 354, and the inner wall of the U-shaped polishing head 354 is uniformly provided with frosted particles, so as to improve the effect of fine grinding of the gear teeth of the face gear by the U-shaped grinding head 354 and ensure that the clamping teeth of the face gear are smooth and have no burrs; the guide bolt 351 reciprocates to drive the U-shaped polishing head 354 to rapidly process the gear teeth of the face gear, so that the processing effect of the gear teeth of the face gear is ensured.
Referring to fig. 6, the control module 36 includes an L-shaped locking plate 361, a limiting post 362, a limiting spring 363, an electric telescopic rod 364, an outer fixing sleeve 365 and an annular projection 366; the L-shaped clamping plates 361 are uniformly arranged on the upper end face of the inner fixing sleeve 34, square holes are formed in the middle of the L-shaped clamping plates 361, limiting columns 362 are arranged on the inner walls of the upper ends of the square holes of the L-shaped clamping plates 361, the lower ends of the limiting columns 362 are connected with the upper end face of the inner fixing sleeve 34, circular through holes are formed in the top ends of the outer fixing sleeves 365, protruding structures corresponding to the number of the L-shaped clamping plates 361 are uniformly arranged on the inner walls of the circular through holes of the outer fixing sleeves 365, the outer fixing sleeves 365 are sleeved on the outer walls of the limiting columns 362 in a sliding fit mode, the outer fixing sleeves 365 are sleeved on the outer walls of the inner fixing sleeves 34, the electric telescopic rods 364 are uniformly arranged on the L-shaped clamping plates 361, and the telescopic ends of the electric telescopic rods 364 are connected with the upper end face of the outer fixing sleeves 365; a limiting spring 363 is sleeved on the outer wall of the limiting column 362 in the outer fixing sleeve 365, an annular convex block 366 is arranged on the inner wall of the outer fixing sleeve 365, the annular convex block 366 is matched with one end of the spherical structure of the guide bolt 351 so as to drive the guide bolt 351 to reciprocate under the action of the annular convex block 366, and therefore the guide bolt 351 can move to accurately grind the gear teeth of the face gear under the action of the U-shaped grinding head 354; when the surface of the gear teeth of the face gear is finely ground, the outer fixing sleeve 365 is driven to reciprocate up and down through the reciprocating work of the electric telescopic rod 364, so that the annular convex block 366 is matched with the grinding module 35 to drive the grinding module 35 to reciprocate to machine the gear teeth of the face gear; the control module 36 can control the grinding module 35 to reciprocate, so that the machining efficiency of the grinding module 35 on the gear teeth of the face gear is improved.
When the face gear fine grinding device is used for processing the surface gear teeth of the face gear; manually placing the face gear to be processed on the upper end face of the T-shaped turntable 202, and integrally penetrating the fixing module 28 through the shaft hole of the face gear and screwing the fixing module in the bolt hole at the upper end of the T-shaped turntable 202; the circular clamping plate 286 is controlled to descend by screwing the pressure limiting plate 285, so that the side wall of the circular clamping plate 286 is matched with the key groove of the face gear, the face gear is limited under the action of the circular clamping plate 286, and the stability of the face gear is ensured; then electric slider 31 drives U type frame 32 motion, make U type frame 32 remove to fixed terminal gear directly over, the processing of the teeth of a cogwheel of terminal gear is realized through polishing module 35 and the common cooperation of control module 36, in the in-process of carrying out processing to the teeth of a cogwheel of terminal gear, can drive terminal gear through switching-over motor 201 and rotate, thereby adjust the teeth of a cogwheel of terminal gear processing, and when trading the tooth at every turn, drive terminal gear up-and-down motion through telescopic cylinder 23 work and can avoid taking place the latch between the teeth of a cogwheel of terminal gear and polishing unit 3, thereby the stable switching-over of terminal gear has been guaranteed, the processing effect of the teeth of a cogwheel of terminal gear has been improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An automatic fine grinding device for manufacturing a transmission gear of a gearbox comprises a bottom plate (1), a fixing unit (2) and a grinding unit (3); the method is characterized in that: the left side of the upper end face of the bottom plate (1) is provided with a fixing unit (2), the front and the back of the upper end face of the bottom plate (1) are symmetrically provided with sliding chutes, and the polishing unit (3) is arranged in the sliding chutes of the bottom plate (1) in a sliding fit manner;
the fixing unit (2) comprises a fixing barrel (21), a supporting ring (22), a telescopic cylinder (23), a movable ring (24), an L-shaped pressing plate (25), a limiting rod (26), an actuating spring (27), a fixing module (28), a fixing chuck (29), an auxiliary plate (20), a reversing motor (201) and a T-shaped turntable (202); the fixed cylinder (21) is installed on the upper end face of the bottom plate (1), a support ring (22) is arranged on the outer wall of the lower end of the fixed cylinder (21), telescopic cylinders (23) are uniformly arranged at the upper end of the support ring (22), a movable ring (24) is sleeved on the outer wall of the fixed cylinder (21) in a sliding fit mode, the movable ring (24) is located above the support ring (22), the telescopic end of the telescopic cylinder (23) is connected to the outer wall of the lower end of the movable ring (24), and an L-shaped pressing plate (25) is uniformly installed on the outer wall of the upper end of the movable ring (24); the inner wall of the fixed cylinder (21) is uniformly provided with auxiliary grooves, the limiting rods (26) are uniformly arranged in the auxiliary grooves of the fixed cylinder (21), the fixed chuck (29) is arranged on the outer wall of the limiting rods (26) in a sliding fit mode, the fixed chuck (29) is positioned in the fixed cylinder (21), the lower end of the fixed chuck (29) and the outer wall of the limiting rods (26) are sleeved with an execution spring (27), the upper end of the execution spring (27) is connected with the lower end face of the fixed chuck (29), the auxiliary plate (20) is arranged on the inner wall of the fixed chuck (29), the upper end face of the auxiliary plate (20) is provided with a reversing motor (201) through a motor base, the output shaft of the reversing motor (201) is connected with the lower end of the T-shaped turntable (202) through a coupler, the outer wall of the middle part of the T-shaped turntable (202) is arranged on the fixed chuck (29) through a bearing, the middle part of the upper end of the T-shaped turntable (202) is provided with a bolt hole, and the middle part of the bolt hole of the T-shaped turntable (202) is provided with a bearing hole; the fixing module (28) is mounted inside a bolt hole of the T-shaped turntable (202) through a bearing, and the fixing module (28) is connected with the bearing hole;
the polishing unit (3) comprises an electric sliding block (31), a U-shaped frame (32), an adjusting cylinder (33), an inner fixing sleeve (34), a polishing module (35) and a control module (36); the number of the electric sliding blocks (31) is two, the two electric sliding blocks (31) are both arranged in a sliding groove of the bottom plate (1), the U-shaped frame (32) is arranged at the upper ends of the two electric sliding blocks (31), the inner wall of the upper end of the U-shaped frame (32) is provided with an adjusting cylinder (33), and the telescopic end of the adjusting cylinder (33) is provided with an inner fixed sleeve (34); guide holes are uniformly formed in the side wall of the inner fixing sleeve (34), polishing modules (35) are arranged in the guide holes in the side wall of the inner fixing sleeve (34), the control module (36) is installed at the upper end of the inner fixing sleeve (34), the control module (36) is sleeved on the outer wall of the inner fixing sleeve (34), and the control module (36) is matched with the polishing modules (35);
the polishing module (35) comprises a guide bolt (351), an adjusting sleeve disc (352), a pressure adjusting spring (353) and a U-shaped polishing head (354); clamping grooves are symmetrically formed in the outer wall of the guide bolt (351), the guide bolt (351) is installed in a guide hole of the inner fixing sleeve (34) in a sliding fit mode, one end of the guide bolt (351) outside the inner fixing sleeve (34) is of a spherical detachable structure, a pressure regulating spring (353) is sleeved on the outer wall of the guide bolt (351) outside the inner fixing sleeve (34), an adjusting sleeve disc (352) is arranged on the outer wall of the guide bolt (351) outside the inner fixing sleeve (34) in a threaded connection mode, the adjusting sleeve disc (352) is located on the outer side of the pressure regulating spring (353), the adjusting sleeve disc (352) is abutted against the pressure regulating spring (353), and a U-shaped polishing head (354) is installed at one end of the guide bolt (351) inside the inner fixing sleeve (34);
the control module (36) comprises an L-shaped clamping plate (361), a limiting column (362), a limiting spring (363), an electric telescopic rod (364), an outer fixing sleeve (365) and an annular convex block (366); the electric telescopic rod fixing device is characterized in that the L-shaped clamping plates (361) are uniformly arranged on the upper end face of the inner fixing sleeve (34), square holes are formed in the middle of the L-shaped clamping plates (361), limiting columns (362) are arranged on the inner walls of the upper ends of the square holes of the L-shaped clamping plates (361), the lower ends of the limiting columns (362) are connected with the upper end face of the inner fixing sleeve (34), circular through holes are formed in the top ends of the outer fixing sleeve (365), protruding structures corresponding to the L-shaped clamping plates (361) in number are uniformly arranged on the inner walls of the circular through holes of the outer fixing sleeve (365), the outer fixing sleeve (365) is sleeved on the outer wall of the limiting columns (362) in a sliding fit mode, the outer fixing sleeve (365) is sleeved on the outer wall of the inner fixing sleeve (34), the electric telescopic rods (364) are uniformly arranged on the L-shaped clamping plates (361), and the telescopic ends of the electric telescopic rods (364) are connected with the upper end face of the outer fixing sleeve (365); a limiting spring (363) is sleeved on the outer wall of the limiting column (362) in the outer fixing sleeve (365), and an annular convex block (366) is arranged on the inner wall of the outer fixing sleeve (365);
the annular projection (366) is matched with one end of the spherical structure of the guide bolt (351).
2. An automated refining apparatus for gearbox transmission gear manufacturing according to claim 1, characterized in that: the fixing module (28) comprises a fixing rod (281), a column ring sleeve (282), a threaded rotating rod (283), a pressure limiting spring (284), a pressure limiting plate (285) and a circular clamping plate (286); the middle part of the fixed rod (281) is provided with a cut hole, the upper end of the fixed rod (281) is provided with a column ring sleeve (282) in a threaded connection mode, the upper end of the fixed rod (281) is communicated with the column ring sleeve (282), the lower end of the fixed rod (281) is arranged in a bolt hole of the T-shaped turntable (202) in a threaded connection mode, the outer wall of the upper end of the threaded rotating rod (283) is connected with the column ring sleeve (282) through a bearing, the lower end of the threaded rotating rod (283) penetrates through the upper end of the fixed rod (281) and is positioned in the fixed rod (281), the outer wall of the middle part of the threaded rotating rod (283) is provided with a pressure limiting plate (285) in a threaded connection mode, the circular clamping plate (286) is sleeved on the outer wall of the threaded rotating rod (283) in a sliding fit mode, the circular clamping plate (286) is matched with the cut hole of the fixed rod (281) in a sliding mode, and the outer wall of the lower end of the threaded rotating rod (283) is sleeved with a pressure limiting spring (284), the upper end of the pressure limiting spring (284) is connected with the outer wall of the lower end of the circular clamping plate (286).
3. An automated refining apparatus for gearbox transmission gear manufacturing according to claim 1, characterized in that: the upper end face of the T-shaped rotating disc (202) is uniformly provided with rubber balls around the axis direction.
4. An automated refining apparatus for gearbox transmission gear manufacturing according to claim 2, characterized in that: the inner wall of the U-shaped polishing head (354) is uniformly provided with frosted particles.
5. An automated refining apparatus for gearbox transmission gear manufacturing according to claim 1, characterized in that: the inner wall of the movable ring (24) is uniformly provided with balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210097065.7A CN114101806B (en) | 2022-01-27 | 2022-01-27 | Automatic fine grinding device for manufacturing transmission gear of gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210097065.7A CN114101806B (en) | 2022-01-27 | 2022-01-27 | Automatic fine grinding device for manufacturing transmission gear of gearbox |
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| Publication Number | Publication Date |
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| CN114101806A CN114101806A (en) | 2022-03-01 |
| CN114101806B true CN114101806B (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210097065.7A Active CN114101806B (en) | 2022-01-27 | 2022-01-27 | Automatic fine grinding device for manufacturing transmission gear of gearbox |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208408764U (en) * | 2018-07-03 | 2019-01-22 | 和平生田超精密传动科技有限公司 | A kind of device removing metal gear burr |
| CN110756913A (en) * | 2019-09-29 | 2020-02-07 | 盐城哈力动力传动及智能装备产业研究院有限公司 | Gear machining device convenient to polish inner wall of gear tooth groove |
| CN110744148B (en) * | 2019-11-18 | 2021-01-19 | 浙江丰安齿轮股份有限公司 | Gear polishing equipment that polishing precision is high |
| CN211991275U (en) * | 2020-05-04 | 2020-11-24 | 杭州富阳保利铸造有限公司 | Gear production is with quick unhairing limit device |
| CN111761444B (en) * | 2020-07-02 | 2021-08-17 | 浙江三欢齿轮有限公司 | Grinding machine for gear machining |
| CN213003090U (en) * | 2020-09-01 | 2021-04-20 | 天津易捷优科技有限公司 | Tooth's socket grinding machanism for gear |
| CN112518044A (en) * | 2020-12-11 | 2021-03-19 | 南京旺财办公用品有限公司 | Manufacturing process of precision gear |
| CN213688286U (en) * | 2020-12-18 | 2021-07-13 | 深圳市华创精密科技有限公司 | Precision gear machining detection device |
| CN113146417A (en) * | 2021-05-07 | 2021-07-23 | 苏承华 | Precise machining machine for manufacturing and forming direct-current motor stator |
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