CN110303203B - Full-automatic precise worm gear hobbing equipment - Google Patents
Full-automatic precise worm gear hobbing equipment Download PDFInfo
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- CN110303203B CN110303203B CN201910728553.1A CN201910728553A CN110303203B CN 110303203 B CN110303203 B CN 110303203B CN 201910728553 A CN201910728553 A CN 201910728553A CN 110303203 B CN110303203 B CN 110303203B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F13/00—Making worms by methods essentially requiring the use of machines of the gear-cutting type
- B23F13/02—Making worms of cylindrical shape
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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
-
- 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
- B23F23/04—Loading or unloading arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/24—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
- B23Q17/2452—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for measuring features or for detecting a condition of machine parts, tools or workpieces
- B23Q17/2471—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for measuring features or for detecting a condition of machine parts, tools or workpieces of workpieces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manipulator (AREA)
Abstract
The invention provides full-automatic precise worm gear hobbing equipment which comprises a feeding mechanism, a first visual detection mechanism, an angle alignment mechanism, a precise gear hobbing station and a blanking mechanism, wherein the batched worms are orderly arranged through the feeding mechanism and then detected one by one through the first visual detection mechanism, then, the qualified worm is placed into the angle alignment mechanism by a mechanical arm, the precise positioning of the placement angle and the position can be realized, after the alignment is finished, the axial dimension, the outer diameter and the like of the bevel teeth of the worm are detected through a second visual detection mechanism, the length detection is carried out through a length detection device, the automatic detection of the appearance and the dimension is realized, finally, the worm is grabbed by the mechanical arm and placed into the precise gear hobbing station for finish machining and automatic blanking, the labor cost is greatly saved, the production efficiency is improved, the problems of missing judgment and wrong judgment are avoided, and the quality of the gear hobbing of the worm is ensured.
Description
Technical Field
The invention relates to the field of worm machining, in particular to full-automatic precise worm gear hobbing equipment.
Background
The worm is one of core parts in the automatic clearance adjusting arm for the vehicle, and as shown in fig. 1, the worm comprises an outer circle 1-1 at one end, a helical tooth 1-2, a clutch bevel tooth 1-3 and a hexagonal end 1-4 at the other end, and the parts mainly play roles in transmission work and clearance adjustment in the automatic clearance adjusting arm. The whole worm is of a cold extrusion spiral structure, and after cold extrusion, machining, heat treatment and spiral tooth finish machining are needed.
At present, when the worm is subjected to spiral tooth finish machining after heat treatment, grinding or hobbing is generally adopted, a workpiece is required to be manually taken for loading and unloading, and meanwhile, during loading, manual alignment is required to enable the spiral teeth of the worm to be meshed with a tooth mold, so that the labor intensity of personnel is high, and the efficiency is low; in addition, during and after the machining process, whether the worm is wrongly and wrongly machined or not and the size is bad need to be checked manually, and misjudgment often exists.
Disclosure of Invention
In order to solve the problems, the invention provides full-automatic precise worm gear hobbing equipment.
The main content of the invention comprises:
the utility model provides a full-automatic accurate gear hobbing equipment of worm, includes the workstation, the workstation below is provided with the regulator cubicle, be provided with on the workstation:
the feeding mechanism is used for orderly arranging the batched worms in sequence and waiting for feeding, and comprises a feeding conveying assembly and a feeding waiting assembly; the feeding conveying assembly is used for conveying the worm screws put in batches to the feeding waiting assembly one by one; the feeding waiting assembly is used for vertically and orderly arranging the worms;
the angle alignment mechanism is used for aligning the gear hobbing position and angle of the worm and comprises a servo chuck and a meshing gear die assembly; the servo chuck drives the worm to rotate, and the meshing gear die assembly is matched with the spiral teeth of the worm;
the precise gear hobbing station is used for hobbing the worm;
and the blanking mechanism and the manipulator.
Preferably, the feeding conveying assembly comprises a conveying plate which is obliquely arranged, a conveying bracket is arranged between one end of the conveying plate, which is positioned at the lower part, and the feeding waiting assembly, a step-shaped conveying assembly is arranged between the conveying brackets, and the conveying assembly comprises a first-stage plate, a middle rotating plate, a second-stage plate and a discharging plate which are sequentially stacked from front to back; the discharging plate and the transferring plate are fixedly arranged on the conveying support, and the first-stage plate and the second-stage plate move up and down under the driving of the driving air cylinder.
Preferably, the driving cylinder is fixedly arranged on the conveying bracket, a piston rod of the driving cylinder is connected with a connecting plate, and one surface of the connecting plate is fixedly connected with the first-stage plate and the second-stage plate; the other surface of the connecting plate is fixedly connected with a connecting sliding block, and the connecting sliding block is configured on a connecting sliding rail;
the upper end surfaces of the first-stage plate, the middle rotating plate and the second-stage plate are inclined surfaces; the discharging plate is of an inverted L shape, the horizontal section of the discharging plate is an inclined plane, and a first guide block and a second guide block are respectively arranged on two sides of the upper end face of the horizontal section of the discharging plate, and the first guide block is of a trapezoid shape.
Preferably, a protective folded plate is further arranged on the upper end surface of the middle rotating plate, one single page of the protective folded plate is fixed on the upper end surface of the middle rotating plate, and the other single page of the protective folded plate is obliquely arranged on one side close to the first-stage plate; the conveying support rear side still is provided with the spacing module of stroke, the spacing module of stroke is including first restriction pole and the second restriction pole that sets up from top to bottom.
Preferably, the feeding waiting assembly is arranged at the rear side of the feeding conveying assembly, and comprises a V-shaped feeding groove and a blocking module, and the blocking module is arranged at one side of the feeding level of the V-shaped feeding groove; the V-shaped feed chute comprises a waiting position and a feeding position; the blocking module comprises a blocking air cylinder and a blocking plate, and the blocking air cylinder drives the blocking plate to stretch and retract between the waiting position and the feeding position.
Preferably, a first visual detection mechanism is further arranged between the feeding waiting component and the angle alignment mechanism, the first visual detection mechanism comprises a first visual support, and a first taking component, a first placing plate, a first light source and a first camera are arranged on the first visual support; the first taking assembly comprises a first cylinder, a first taking slide rail and a first taking clamp arranged on the first taking slide rail in a sliding manner; the first cylinder drives the first taking clamp to move back and forth between the loading level and the first placing plate along the first taking slide rail.
Preferably, the servo chuck comprises a chuck bracket, wherein the chuck bracket is provided with a chuck rotating shaft and a servo motor for driving the chuck rotating shaft to rotate; the meshing tooth die assembly comprises two meshing half dies which are matched with each other, semicircular tooth grooves are formed in the opposite end faces of the two meshing half dies, and spiral teeth matched with the spiral teeth of the worm are formed in the inner walls of the semicircular tooth grooves.
Preferably, the meshing gear module further comprises two gear module sliding rails which are arranged in parallel and a feeding cylinder, wherein the two gear module sliding rails are transversely provided with gear module supports, and the feeding cylinder drives the gear module supports to move along the gear module sliding rails; the tooth mold support is provided with an engagement sliding rail and an engagement cylinder, and the engagement cylinder drives the engagement half mold to move back and forth along the engagement sliding rail.
Preferably, the device further comprises a buffer assembly, the buffer assembly comprises a buffer bracket spanned on the two tooth mold sliding rails, a first positioning plate is arranged on the buffer bracket, a first positioning hole is formed in the first positioning plate, a buffer column is arranged in the first positioning hole, one end of the buffer column is fixed on a second positioning plate, the second positioning plate is fixed on the tooth mold bracket, a buffer spring is sleeved outside the other end of the buffer column, and the buffer spring is positioned on one side, far away from the second positioning plate, of the first positioning plate; and the buffer bracket is also provided with a length measuring device.
Preferably, the tooth mold bracket is also provided with an in-place sensor; and a second visual detection mechanism is further arranged on one side of the tooth mold support, and comprises a second visual support and a second camera.
The invention has the beneficial effects that: the invention provides full-automatic precise worm gear hobbing equipment which comprises a feeding mechanism, a first visual detection mechanism, an angle alignment mechanism, a precise gear hobbing station and a blanking mechanism, wherein the worm screws which are put in batches are orderly arranged through the feeding mechanism and then are detected one by one through the first visual detection mechanism, and then, the worm screws which are qualified in detection are put in the angle alignment mechanism by a mechanical arm, so that the precise positioning of the placement angle and the position can be realized; after the alignment is finished, the axial dimension of the bevel gear of the worm, the outer diameter and other dimensions are detected through the second visual detection mechanism, the length detection is carried out through the length detection device, the automatic detection of the appearance and the dimension is realized, finally, the worm is grabbed by the manipulator, and is put into the precise gear hobbing station for finish machining and automatic blanking, so that the labor cost is greatly saved, the production efficiency is improved, the problems of missing judgment and erroneous judgment are avoided, and the quality of worm gear hobbing is ensured.
Drawings
FIG. 1 is a schematic view of a worm;
FIG. 2 is a schematic diagram of the overall structure of the invention;
FIG. 3 is a schematic view of the overall structure of the feed conveyor assembly;
FIG. 4 is a cross-sectional view of the feed conveyor assembly;
fig. 5 is a schematic structural diagram of the feeding waiting assembly and the first visual detection mechanism;
FIG. 6 is a schematic view of the overall structure of the angle alignment mechanism;
FIG. 7 is a side view of the angular alignment mechanism;
fig. 8 is a schematic structural view of the manipulator.
Description of the embodiments
The technical scheme protected by the invention is specifically described below with reference to the accompanying drawings.
Please refer to fig. 2 to 8. The invention provides full-automatic precise worm gear hobbing equipment, which comprises a workbench 1, wherein an electrical cabinet 2 is arranged below the workbench 1, and components arranged above the workbench 1 can realize automatic batch feeding, visual detection, angle alignment, length outer diameter detection and precise gear hobbing of a worm, and finally realize automatic blanking, so that the labor input is greatly reduced, the production efficiency is greatly improved, the production cost is reduced, and the processing quality is improved. Wherein, the regulator cubicle 2 provides the power source for each part operation on the workstation 1, simultaneously still be equipped with the work frame above the workstation, the processing part on the workstation sets up in the work frame, simultaneously, in one of them embodiment, still be provided with display panel 3 and operating panel on the work frame for the parameter in the real-time display processing course, and automated control.
Specifically, as shown in fig. 2 and fig. 6, the workbench is provided with a feeding mechanism 10, a first visual detection mechanism 20, an angle alignment mechanism and a blanking mechanism 70, wherein the feeding mechanism 10 can enable the batched worm to be integrally arranged in sequence and wait to be taken to the next process; the first visual detection mechanism 20 sequentially takes the worm waiting for feeding, detects the sizes of the hexagonal end 1-4 of the worm and the clutch cone teeth 1-3, then the selected worm with qualified size is taken by the manipulator 50 and placed into the angle alignment mechanism for angle alignment, and simultaneously, the axial size and the outer diameter of the clutch cone teeth of the worm are detected with the aid of the angle alignment mechanism, and the length of the worm is detected by the length measuring device 34; then, the manipulator 50 takes the worm to a precise hobbing station (not shown in the figure) for precise hobbing, and finally, the worm after precise hobbing is placed in a blanking structure 70 for blanking; in one embodiment, the precise gear hobbing station is disposed near the angle alignment mechanism, and an existing precise gear hobbing machine may be adopted, so that details are not repeated here.
Referring to fig. 3 and fig. 4, the feeding mechanism 10 is configured to orderly arrange batches of worms and wait for feeding, and specifically, the feeding mechanism 10 includes a feeding conveying assembly and a feeding waiting assembly; the feeding conveying assembly is used for conveying the batched worms to the feeding waiting assembly one by one; the feeding waiting assembly is used for vertically and neatly arranging the worms.
In one embodiment, the feeding conveying assembly comprises a conveying plate 110 which is obliquely arranged, a conveying bracket 111 is arranged between one end of the conveying plate 110, which is positioned at a lower position, and the feeding waiting assembly, specifically, the conveying bracket 111 is fixed on the workbench through a conveying mounting plate, one end of the conveying plate 110 is connected with the conveying bracket, the other end of the conveying plate extends obliquely upwards, and the lower part of the conveying plate is fixed on the workbench 1 through a fixing seat; the worm of batch is directly placed on the transmission board 110, owing to transmission board 110 slope setting, so the worm can slide to conveying support 111 department, be provided with step-shaped transmission subassembly in the conveying support 111, transmission subassembly 111 can with the worm one by one the material loading wait for the subassembly.
In one embodiment, the transfer assembly includes a first stage plate 112, a middle plate 113, a second stage plate 114 and a discharge plate 115 sequentially stacked from front to back, wherein the first stage plate 112, the middle plate 113 and the second stage plate 114 are all vertically placed, and the upper end surfaces of the first stage plate 112, the middle plate 113 and the second stage plate 114 are inclined surfaces; by virtue of their respective upper end surfaces, the worm screws are placed on their respective upper end surfaces and transferred in sequence until they pass through the outfeed plate 115 into the loading wait assembly.
Further, the discharging plate 115 and the transferring plate 113 are fixedly installed on the transferring frame 111, and the first stage plate 112 and the second stage plate 114 are moved up and down by driving the driving cylinder 116. The driving cylinder 116 is fixedly arranged on the conveying bracket 111, a piston rod of the driving cylinder 116 is connected with a connecting plate 117, and one surface of the connecting plate 117 is fixedly connected with the first-stage plate 112 and the second-stage plate 114; the other surface of the connecting plate 117 is fixedly connected with a connecting slide block 118, and the connecting slide block 118 is configured on a connecting slide rail 119, so that the connecting plate 117 drives the first stage plate 112 and the second stage plate 114 to move up and down along with the extension and retraction of the piston rod of the driving cylinder 116.
In an initial state, i.e., when no worm is waiting to be transferred, the upper end surface of the first stage plate 112 is flush with the lower end of the transfer plate 110, so that the worm is rotated onto the upper end surface of the first stage plate 112, at this time, since the upper end surface of the transfer plate 113 is higher than the upper end surface of the first stage plate 112, i.e., depending on the upper end surface of the first stage plate 112 and the side surface of the transfer plate 113, the worm is stably placed; then, the driving cylinder 116 starts to work and drives the first stage plate 112 and the second stage plate 114 to move upwards, and as the upper end surface of the first stage plate 112 is an inclined surface, when the first stage plate 112 rises to a certain height, i.e. when one side of the upper end surface of the first stage plate 112, which is positioned at a lower position, is level with one side of the upper end surface of the middle plate 113, the worm loses the dependence of the middle plate 113 and slides to the upper end surface of the middle plate 113; meanwhile, since the first stage plate 114 rises synchronously with the first stage plate 112, at this time, the upper end surface of the second stage plate 114 rises to the height of the discharge plate 115, that is, the height of the upper end surface of the second stage plate 114 is higher than the height of the upper end surface of the middle plate 113, and the worm is stably transferred to the upper end surface of the middle plate 113; the driving cylinder 116 then drives the first stage plate 112 and the second stage plate 114 to return downwards, i.e. the first stage plate 112 receives a new worm, and the second stage plate 114 returns to the level of the transfer plate 113, i.e. the side of the upper end surface of the second stage plate 114 located at the high position is flush with the side of the transfer plate 113 located at the low position, so that the worm slides to the upper end surface of the second stage plate 114, and finally, with the further upward driving of the driving cylinder 116, the worm located on the second stage plate 114 is transferred to the discharge plate, while the next worm is located on the transfer plate 113.
In one embodiment, the discharging plate 115 is in an inverted L shape, the horizontal section of the discharging plate 115 is an inclined plane, that is, the worm is transferred onto the horizontal section of the discharging plate 115, and two sides of the upper end surface of the horizontal section of the discharging plate 115 are respectively provided with a first guide block 121 and a second guide block 122, where the first guide block 121 is in a trapezoid shape, that is, the worm enters the feeding waiting assembly according to a predetermined direction through the cooperation of the first guide block 121 and the second guide block 122.
In order to prevent the worm on the middle plate 113 from falling during the up-down movement of the second stage plate 114, and simultaneously, in order to realize the worm conveying one by one, a protection folded plate 123 is further arranged on the upper end surface of the middle plate 113, one single page of the protection folded plate 123 is fixed on the upper end surface of the middle plate 113, and the other single page of the protection folded plate 123 is obliquely arranged at one side close to the first stage plate 112; in addition, the travel limiting module 120 is further disposed at the rear side of the conveying frame 111, and the travel limiting module 120 includes a first limiting rod 1201 and a second limiting rod 1201 disposed up and down, so that the travel of the driving cylinder 116 can be prevented from being excessive.
Referring to fig. 5, the feeding waiting assembly is disposed at the rear side of the feeding conveying assembly, and the worm on the horizontal section of the discharging plate 115 is downward according to the hexagonal end 1-4, and one end of the outer circle 1-1 vertically enters the feeding waiting assembly one by one in an upward direction. In one embodiment, the loading waiting assembly comprises a V-shaped feed chute 124 and a blocking module 125, wherein the V-shaped feed chute 124 comprises a waiting space 100 and a loading level 101; the blocking module 125 is arranged at one side of the feeding level 101 of the V-shaped feeding groove; the blocking module 125 includes a blocking cylinder and a blocking plate, where the blocking cylinder drives the blocking plate to stretch and retract between the waiting position 100 and the loading position 101, that is, when a worm is disposed at the loading position 101, the blocking cylinder drives the blocking plate to stretch out, so as to avoid the worm located at the waiting position from continuing to squeeze in, and after the worm at the loading position 101 is taken away, the blocking plate retracts, so that the next worm enters the loading position.
With continued reference to fig. 5, the worm to be fed one by one needs to perform a screening test first, that is, a first visual detection mechanism 20 is further disposed between the feeding waiting component and the angle alignment mechanism, the first visual detection mechanism 20 includes a first visual support 200, and a first taking component 201, a first placing board 202, a first light source 203 and a first camera 204 are disposed on the first visual support 200; the first picking assembly 201 includes a first cylinder 205, a first picking rail 2010, and a first picking clamp 2011 slidably disposed on the first picking rail 2010; the first cylinder 205 drives the first pick-up clamp 2011 to move back and forth along the first pick-up slide 2010 between the loading level 101 and the first placing plate 202, that is, the worm on the loading level is picked up onto the first placing plate 202, and visual detection is performed on the worm, where the purpose of the visual detection is to obtain the top view size of the worm, and parameters such as the sizes of the hexagonal ends 1-4, the small ends and the large ends of the clutch cone teeth, and the like.
The worm after the first vision detecting mechanism 20 detects the qualified worm may be taken by the manipulator 50 to place the angle alignment mechanism, where the manipulator 50 is disposed on one side of the angle alignment mechanism, and the structure of the manipulator may be as shown in fig. 8, or may be an existing structure of the manipulator, which is not described in detail herein.
In one embodiment, the angle alignment mechanism is used for aligning the hobbing position and angle of the worm, and in particular, as shown in fig. 6 and 7, the angle alignment mechanism comprises a servo chuck 31 and a meshing gear module 32; the servo chuck 31 drives the worm to rotate, the servo chuck 31 comprises a chuck support 310, the chuck support 310 is provided with a chuck rotating shaft 311 and a servo motor 312 for driving the chuck rotating shaft 311 to rotate, namely, the worm is fixedly arranged on the chuck rotating shaft 311 of the servo chuck 31, and the servo motor 312 drives the servo rotating shaft 311 to rotate so as to drive the worm to rotate.
The tooth module 32 is engaged with the screw teeth of the worm, specifically, the tooth module 32 and the screw teeth of the worm are in positive and negative screw teeth alignment engagement, and the worm rotates into the tooth module 32, thereby completing engagement of the two.
Specifically, the tooth mold assembly 32 includes two mating mold halves 320 that are matched with each other, semicircular tooth grooves 3200 are formed on opposite end surfaces of the two mating mold halves 320, and spiral teeth that are matched with the spiral teeth of the worm are formed on the inner wall of the semicircular tooth grooves 3200; the two engaging mold halves 320 can be opened and closed and advanced.
In one embodiment, the meshing gear module 32 further includes two parallel gear slide rails 321 and a feeding cylinder 322, wherein a gear support 323 is transversely arranged on the two gear slide rails 321, and the feeding cylinder 322 drives the gear support 323 to move along the gear slide rails 321; the tooth mold support 323 is provided with an engagement slide rail and an engagement cylinder 324, the engagement cylinder 324 drives the engagement mold half 320 to move back and forth along the engagement slide rail, that is, the engagement cylinder 324 drives two engagement mold halves 320 to open and close, and the feeding cylinder 322 drives the engagement mold half 320 to advance and retreat.
In addition, in order to obtain certain buffering displacement when length measurement, angle aligning mechanism still includes buffer unit 33, still be equipped with length measuring device 34 on the buffer unit 330, buffer unit 33 includes and spanes two buffer unit 330 on the tooth mould slide rail, be provided with first locating plate 331 on the buffer unit 330, first locating hole has been seted up on the first locating plate 331, be provided with the buffer post 333 in the first locating hole, the one end of buffer post 333 is fixed on second locating plate 332, second locating plate 332 is fixed on tooth mould support 323, buffer spring 334 is equipped with to the other end overcoat of buffer post 333, buffer spring 334 is located first locating plate 331 is kept away from one side of second locating plate 332.
In one embodiment, the tooth mold bracket 323 is further provided with an in-place sensor 35; a second visual inspection mechanism 40 is further disposed on one side of the tooth mold support 323, and the second visual inspection mechanism 40 includes a second visual support 400 and a second camera 401.
The working process of angle alignment of the worm is as follows: the worm in the first visual detection mechanism 20 is taken by a manipulator and is fixed on the servo chuck 31, the servo chuck 31 drives the worm to rotate at a certain speed and a low speed, the meshing air cylinder 324 drives the two meshing half molds 320 to be clamped, the feeding air cylinder 322 pushes the tooth mold family 323 to move towards the servo chuck 31 until the meshing half molds 320 are contacted with the spiral teeth 1-2 of the worm, and a certain buffer displacement is obtained through the buffer spring 334, at the moment, the servo chuck 31 continuously drives the worm to rotate at a low speed, the worm is screwed into the two meshing half molds 320 after being clamped, and after the worm is screwed into place, the in-place sensor 35 detects a signal to indicate that the angle alignment is completed; the two engaging mold halves 320 are then separated, the feeding cylinder 322 is driven to retract, and the second visual detection mechanism 40 is utilized to perform secondary confirmation of the angular position, wherein in one embodiment, the shooting direction of the second camera of the second visual detection mechanism 40 is perpendicular to the axis of the worm, so that the detection of the axial dimension, the outer diameter and the like of the clutch cone teeth of the worm can be realized.
After the angle alignment is completed, the length of the worm can be detected by the length measuring device 34 disposed on the buffer bracket 330, where the length measuring device 34 may be an existing length measuring method, and only a structure capable of measuring the length of the worm may be adopted, for example, a contact displacement sensor may be adopted. Next, the worm is gripped by the robot arm 50, and is put into the precision hobbing station for hobbing, and finally, the worm after precision hobbing is put into the blanking mechanism 70 to wait for blanking.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (7)
1. The utility model provides a full-automatic accurate gear hobbing equipment of worm, its characterized in that, includes the workstation, the workstation below is provided with the regulator cubicle, be provided with on the workstation:
the feeding mechanism is used for orderly arranging the batched worms in sequence and waiting for feeding, and comprises a feeding conveying assembly and a feeding waiting assembly; the feeding conveying assembly is used for conveying the worm screws put in batches to the feeding waiting assembly one by one; the feeding waiting assembly is used for vertically and orderly arranging the worms;
the angle alignment mechanism is used for aligning the gear hobbing position and angle of the worm and comprises a servo chuck and a meshing gear die assembly; the servo chuck drives the worm to rotate, and the meshing gear die assembly is matched with the spiral teeth of the worm;
the precise gear hobbing station is used for hobbing the worm;
a blanking mechanism and a manipulator;
the feeding conveying assembly comprises a conveying plate which is obliquely arranged, a conveying bracket is arranged between one end of the conveying plate, which is positioned at the lower part, and the feeding waiting assembly, a step-shaped transfer assembly is arranged between the conveying brackets, and the transfer assembly comprises a first-stage plate, a middle rotating plate, a second-stage plate and a discharging plate which are sequentially stacked from front to back; the discharging plate and the transferring plate are fixedly arranged on the conveying support, and the first-stage plate and the second-stage plate move up and down under the driving of the driving air cylinder;
the driving cylinder is fixedly arranged on the conveying support, a piston rod of the driving cylinder is connected with a connecting plate, and one surface of the connecting plate is fixedly connected with the first-stage plate and the second-stage plate; the other surface of the connecting plate is fixedly connected with a connecting sliding block, and the connecting sliding block is configured on a connecting sliding rail;
the upper end surfaces of the first-stage plate, the middle rotating plate and the second-stage plate are inclined surfaces; the discharging plate is in an inverted L shape, the horizontal section of the discharging plate is an inclined plane, a first guide block and a second guide block are respectively arranged on two sides of the upper end face of the horizontal section of the discharging plate, and the first guide block is in a trapezoid shape;
the feeding waiting assembly is arranged at the rear side of the feeding conveying assembly and comprises a V-shaped feeding groove and a blocking module, and the V-shaped feeding groove comprises a waiting position and a feeding position; the blocking module is arranged at one side of the feeding level of the V-shaped feeding groove; the blocking module comprises a blocking air cylinder and a blocking plate, and the blocking air cylinder drives the blocking plate to stretch and retract between the waiting position and the feeding position.
2. The full-automatic precise worm gear hobbing device according to claim 1, wherein a protective folded plate is further arranged on the upper end face of the intermediate rotating plate, one single sheet of the protective folded plate is fixed on the upper end face of the intermediate rotating plate, and the other single sheet of the protective folded plate is obliquely arranged on one side close to the first stage plate; the conveying support rear side still is provided with the spacing module of stroke, the spacing module of stroke is including first restriction pole and the second restriction pole that sets up from top to bottom.
3. The full-automatic precise worm gear hobbing device according to claim 1, wherein a first visual detection mechanism is further arranged between the feeding waiting component and the angle alignment mechanism, the first visual detection mechanism comprises a first visual support, and a first taking component, a first placing plate, a first light source and a first camera are arranged on the first visual support; the first taking assembly comprises a first cylinder, a first taking slide rail and a first taking clamp arranged on the first taking slide rail in a sliding manner; the first cylinder drives the first taking clamp to move back and forth between the loading level and the first placing plate along the first taking slide rail.
4. The fully automatic worm precision gear hobbing device according to claim 1, wherein the servo chuck comprises a chuck support, the chuck support is provided with a chuck rotating shaft and a servo motor for driving the chuck rotating shaft to rotate; the meshing tooth die assembly comprises two meshing half dies which are matched with each other, semicircular tooth grooves are formed in the opposite end faces of the two meshing half dies, and spiral teeth matched with the spiral teeth of the worm are formed in the inner walls of the semicircular tooth grooves.
5. The full-automatic precise worm gear hobbing device according to claim 4, wherein the meshing gear module further comprises two parallel gear die sliding rails and a feeding cylinder, wherein two gear die sliding rails are transversely provided with gear die brackets, and the feeding cylinder drives the gear die brackets to move along the gear die sliding rails; the tooth mold support is provided with an engagement sliding rail and an engagement cylinder, and the engagement cylinder drives the engagement half mold to move back and forth along the engagement sliding rail.
6. The full-automatic precise worm gear hobbing equipment according to claim 5, further comprising a buffer assembly, wherein the buffer assembly comprises a buffer bracket spanned on two tooth mold sliding rails, a first positioning plate is arranged on the buffer bracket, a first positioning hole is formed in the first positioning plate, a buffer column is arranged in the first positioning hole, one end of the buffer column is fixed on a second positioning plate, the second positioning plate is fixed on the tooth mold bracket, a buffer spring is sleeved outside the other end of the buffer column, and the buffer spring is positioned on one side, far away from the second positioning plate, of the first positioning plate; and the buffer bracket is also provided with a length measuring device.
7. The full-automatic precise worm gear hobbing device according to claim 5, wherein the tooth mold bracket is further provided with an in-place sensor; and a second visual detection mechanism is further arranged on one side of the tooth mold support, and comprises a second visual support and a second camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728553.1A CN110303203B (en) | 2019-08-08 | 2019-08-08 | Full-automatic precise worm gear hobbing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728553.1A CN110303203B (en) | 2019-08-08 | 2019-08-08 | Full-automatic precise worm gear hobbing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110303203A CN110303203A (en) | 2019-10-08 |
| CN110303203B true CN110303203B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910728553.1A Active CN110303203B (en) | 2019-08-08 | 2019-08-08 | Full-automatic precise worm gear hobbing equipment |
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| CN (1) | CN110303203B (en) |
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| CN113427087A (en) * | 2021-06-25 | 2021-09-24 | 日立安斯泰莫底盘***(广州)有限公司 | Automatic feeding mechanism of precision gear hobbing machine and rough and fine gear hobbing judgment method |
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| GB8316671D0 (en) * | 1982-06-18 | 1983-07-20 | Hehl Karl | Exchanging molding dies in machine |
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