CN114619278A - High-precision machining equipment and machining process for output flange of speed reducer - Google Patents
High-precision machining equipment and machining process for output flange of speed reducer Download PDFInfo
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- CN114619278A CN114619278A CN202210427405.8A CN202210427405A CN114619278A CN 114619278 A CN114619278 A CN 114619278A CN 202210427405 A CN202210427405 A CN 202210427405A CN 114619278 A CN114619278 A CN 114619278A
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- 238000003754 machining Methods 0.000 title claims abstract description 21
- 239000003638 chemical reducing agent Substances 0.000 title claims description 12
- 238000009434 installation Methods 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 230000009467 reduction Effects 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000004323 axial length Effects 0.000 claims description 4
- 230000002337 anti-port Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B1/00—Methods for turning or working essentially requiring the use of turning-machines; Use of auxiliary equipment in connection with such methods
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- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
Abstract
The application discloses reduction gear output flange high accuracy processing equipment and processing technology, processing equipment include lathe body, be provided with the clamping device who is used for the flange of location on lathe body's the three-jaw chuck, clamping device is including fixing the fixed column on the three-jaw chuck, be fixed with the installation pole of two parallel fixed column axes on the fixed column, be provided with the collar that slides along installation pole length direction on the installation pole, be fixed with two coaxial connecting axles on the collar, two connecting axles slide to set up on the installation pole that corresponds and drive the installation and encircle the connecting axle and rotate, the flange of treating processing wears to establish in the collar, be provided with on the collar with the tight clamping device of flange clamp, be provided with on the collar and make the flange terminal surface support tight coupling mechanism on the fixed column. This application has the effect of being convenient for improve flange internal diameter machining precision.
Description
Technical Field
The application relates to the field of flange machining equipment, in particular to high-precision machining equipment and machining process for an output flange of a speed reducer.
Background
The speed reducer flange is one of the more common mechanical parts, and needs to go through more steps in the processing process. The method mainly comprises the steps of machining deep holes in the flange through a lathe, fixing the flange through a three-jaw chuck, and in the process that the three-jaw chuck drives the flange to rotate, machining the inner diameter of the flange by stretching a turning tool into the flange. For some special flanges, it is common to include a flange plate and a flange barrel integrally formed on the flange plate, the flange barrel is coaxial with the flange plate, and because the flange barrel is long, there is great inconvenience in processing the inner diameter of the flange.
In the related art, in order to process the flange, the flange plate is usually fixed on a three-jaw chuck, then the inner walls of the flange plate and the flange cylinder are turned, a turning tool extends into the flange cylinder for a distance greater than 1/2 of the total axial length of the flange plate and the flange cylinder, then the flange plate is taken down from the three-jaw chuck, the flange cylinder is fixed on the three-jaw chuck after rotating for 180 degrees, and the turning tool extends into the flange cylinder to process the other half of the inner diameter of the flange cylinder.
In the process of implementing the application, the inventor finds that at least the following problems exist in the technology, the flange needs to be taken down and then rotated by 180 degrees in the processing process, and the positioning reference changes due to different positions of the three-jaw chuck for clamping the flange every time, so that a larger error exists in the inner diameter of the processed flange.
Disclosure of Invention
In order to improve the precision of flange internal diameter processing, the application provides a reduction gear output flange high accuracy processing equipment and processing technology.
In a first aspect, the application provides a processing equipment of reduction gear output flange adopts following technical scheme:
the utility model provides a reduction gear output flange high accuracy processing equipment, includes lathe body, be provided with the clamping device who is used for the flange of location on lathe body's the three-jaw chuck, clamping device is including fixing the fixed column on the three-jaw chuck, be fixed with the installation pole of two parallel fixed column axes on the fixed column, be provided with the collar that slides along installation pole length direction on the installation pole, be fixed with two coaxial connecting axles on the collar, two connecting axles slide to set up on the installation pole that corresponds and drive the installation and encircle the connecting axle and rotate, the flange of treating processing wears to establish in the collar, be provided with on the collar and press from both sides tight clamping device with the flange, be provided with on the installation pole and make the flange terminal surface support the coupling mechanism of tightly on the fixed column.
Through adopting above-mentioned technical scheme, fix the fixed column on the three-jaw chuck, wear to establish in the collar with the flange of treating processing, act on clamping device, press from both sides the flange tightly, prevent the flange motion, then act on coupling mechanism, make the flange terminal surface support tightly on the fixed column terminal surface, the lathe starts, process the flange inner wall, machining length is not less than 1/2 of flange axial distance, treat that processing is accomplished the back, act on coupling mechanism, make flange and fixed column separation, then rotate the collar, the collar moves the flange and rotates, make another terminal surface of flange support to the fixed column, then act on coupling mechanism, make the flange terminal surface support tightly on the fixed column, prevent the flange motion, be convenient for process the flange other end inner wall.
Optionally, the installation pole radially sets up the guide way that runs through the installation pole along the axis of rotation, the guide way extends along installation pole length direction and is used for wearing to establish the axis of rotation, coupling mechanism is including fixing on the fixed column and being on a parallel with two telescopic cylinders of installation pole, wear to be equipped with the telescopic link in the telescopic cylinder, the axis of rotation is rotated and is connected the one end that deviates from the three-jaw chuck at the telescopic link, threaded connection has the connecting bolt that supports tightly in the telescopic link and prevent the telescopic link for telescopic cylinder motion on the telescopic cylinder.
Through adopting above-mentioned technical scheme, on flange joint on the collar, the staff can make the telescopic link drive axis of rotation and collar towards the direction motion near the fixed column, and the flange tip supports tightly on the fixed column, then acts on connecting bolt, makes the connecting bolt tip support tightly on the telescopic link, prevents that the telescopic link from moving for flexible section of thick bamboo, is convenient for to the processing of flange opposite side inner wall.
Optionally, the sliding tray has been seted up to the both sides inner wall that the guide way is relative, the sliding tray extends along installation pole length direction, the axis of rotation outer wall is fixed with the sliding block that slides and set up in the sliding tray, the sliding block is connected two sliding trays and is prevented that the installation from encircling the axis of rotation, the inside wall that the three-jaw chuck was kept away from to the guide way is seted up and is convenient for the sliding block to drive the installation connecting axle pivoted arc wall around.
Through adopting above-mentioned technical scheme, the setting up of sliding block prevents to have or not to support tightly at the terminal surface of fixed column because of the terminal surface of flange at the in-process of processing flange, and leads to the course of working, and the pivoted possibility appears around the axis of rotation in the flange.
Optionally, the mounting ring is internally hollow, the clamping device includes a plurality of clamping blocks which are slidably arranged on the mounting ring, the clamping blocks are radially arranged along the mounting ring and are used for abutting against the side wall of the flange, a limiting frame for limiting the movement direction of the clamping blocks is fixed in the mounting ring, the clamping blocks are arranged in the corresponding limiting frames in a penetrating manner, a pushing assembly for pushing the clamping blocks to move towards the inside of the mounting ring is arranged on the limiting frame, and the clamping device further includes a clamping mechanism for enabling the clamping blocks to move towards the outside of the mounting ring and clamping the flange.
Through adopting above-mentioned technical scheme, wear to establish in the installation intra-annular when the flange, the staff can act on fixture, makes fixture promote the grip block towards the direction motion that is close to the flange to press from both sides the flange tightly.
Optionally, fixture is including rotating the connection in the collar and with the coaxial butt ring of collar, the butt intra-annular lateral wall is seted up a plurality of grooves of accomodating that are used for accomodating corresponding grip block, accomodate wherein one side inner wall of groove and seted up the arc spigot surface along its circumference and promote the grip block when the butt ring rotates the in-process and press from both sides the flange tight, fixture still includes drive butt ring pivoted drive assembly.
Through adopting above-mentioned technical scheme, the staff can act on drive assembly, makes drive assembly drive the butt ring and rotates, and the grip block promotes the grip block towards moving near the flange direction under the effect of arc spigot surface to press from both sides the flange tightly.
Optionally, a plurality of driving tooth grooves are formed in one end face of the abutting ring, the rotating shaft is a rotating cylinder with an inner hollow part and two open ends, the driving assembly comprises a driving shaft rotatably connected in the rotating shaft, a driving bevel gear is fixed at the end part of the driving shaft, the driving bevel gear is meshed with the driving tooth grooves and drives the abutting ring to rotate in the rotating process, and a driving part which is convenient for enabling the driving shaft to rotate is arranged on the rotating shaft.
Through adopting above-mentioned technical scheme, the staff can rotate drive unit, makes drive unit drive bevel gear rotate, and drive bevel gear drives the butt ring rotation of meshing with it to the arc spigot surface of being convenient for promotes the grip block towards the direction motion that is close to the flange and presss from both sides the flange tightly.
Optionally, a driving groove is formed in the driving shaft along the axial direction of the driving shaft, the driving part comprises a driving rod which is arranged in the driving groove in a penetrating mode and drives the driving shaft to rotate, a rotating column which is connected to the inner wall of the driving shaft in a threaded mode is fixed to the end portion, deviating from the driving shaft, of the driving rod, a rotating groove which is convenient for the rotating column to rotate is formed in the end face, deviating from the driving rod, of the rotating column, and a limiting part which prevents the driving bevel gear from driving the driving rod to rotate reversely to cause the clamping block to clamp the flange cannot be arranged on the rotating shaft.
Through adopting above-mentioned technical scheme, the staff can act on and rotate the post, makes the rotation post drive the actuating lever and rotates, and the actuating lever is worn to establish in the drive inslot to drive the drive shaft and rotate, thereby be convenient for make drive bevel gear drive butt ring rotate, press from both sides the flange tightly when the grip block, the staff can act on the locating part, prevent to rotate the post and rotate and lead to the grip block can't press from both sides the flange tightly.
Optionally, the locating part is the spacing post of threaded connection at the axis of rotation inner wall, spacing post butt is rotating the terminal surface that the post deviates from the actuating lever, the spacing post of being convenient for pivoted spacing groove has been seted up on the spacing post, spacing groove runs through spacing post and is convenient for act on in the rotation post rotation along spacing post axial.
Through adopting above-mentioned technical scheme, press from both sides the flange tightly when the grip block, the staff can act on spacing post, makes spacing post support tightly on rotating the post, prevents to rotate post antiport.
Optionally, the end face, deviating from the three-jaw chuck, of the fixing column is provided with a plurality of stepped grooves for abutting against the end face of the flange.
Through adopting above-mentioned technical scheme, the terminal surface of the flange of the difference of being convenient for and different diameters of setting up in the ladder groove carries out the butt, and the lateral wall in ladder groove plays certain limiting displacement to the flange lateral wall.
In a second aspect, the present application provides a processing technology using the above processing equipment, including the following steps:
s1, fixing the fixing column on the three-jaw chuck;
s2, the flange is arranged in the mounting ring in a penetrating mode, and the clamping block is tightly abutted against the side wall of the flange;
s3, enabling the end face of the flange to abut against the stepped groove, and rotating the connecting bolt to prevent the telescopic rod from moving relative to the telescopic cylinder;
s4, starting a lathe to process the inner side wall of the flange, wherein the processing depth is not less than 1/2 of the axial length of the flange;
s5, rotating the connecting bolt to enable the telescopic rod to drive the telescopic mounting ring to slide, enabling the flange to be separated from the fixed column, rotating the flange to enable the other end face of the flange to be right opposite to the three-jaw chuck, and repeating the steps S3 and S4.
Through adopting above-mentioned technical scheme, the staff can fix the fixed column on the three-jaw chuck earlier, then fix the flange on the collar, after one of them end processing of flange was accomplished, rotate the flange and make another terminal surface butt of flange in corresponding the ladder inslot, act on connecting bolt simultaneously, prevent the flange for the fixed column motion, be convenient for process flange both ends inner wall.
In summary, the present application includes at least one of the following beneficial technical effects:
1. after the inner wall of one side of the flange is machined, the flange can be rotated, so that the other side wall of the flange is opposite to the turning tool, and the inner wall of the other side of the flange can be conveniently machined;
2. the setting in ladder groove is used for the flange of the different diameters size of butt, and the lateral wall in ladder groove plays certain limiting displacement to the flange simultaneously.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a clamping device according to an embodiment of the present application.
Fig. 3 is a cross-sectional view of the mounting bar.
Fig. 4 is a schematic view of the internal structure of the mounting ring.
Fig. 5 is a schematic structural view of the pushing assembly.
Description of reference numerals:
1. a lathe body; 2. fixing a column; 3. a stepped groove; 4. mounting a rod; 5. a mounting ring; 6. a connecting shaft; 7. a guide groove; 8. a telescopic cylinder; 9. a telescopic rod; 10. a connecting bolt; 11. a sliding groove; 12. a slider; 13. an arc-shaped slot; 14. a clamping block; 15. a limiting frame; 16. a push groove; 17. a pushing block; 18. a push spring; 19. a butting ring; 20. a receiving groove; 21. an arc-shaped guide surface; 22. a drive gullet; 23. a drive shaft; 24. a drive bevel gear; 25. a drive slot; 26. a drive rod; 27. rotating the column; 28. a rotating groove; 29. a limiting column; 30. a limiting groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses reduction gear output flange high accuracy processing equipment. Referring to fig. 1 and 2, the lathe comprises a lathe body 1 fixed on the ground, and a clamping device for facilitating flange positioning and clamping the flange is arranged on the lathe body 1. Clamping device is including fixing fixed column 2 on lathe body 1 three-jaw chuck, and fixed column 2 is cylindricly, and 2 terminal surface butt of fixed column are tight on lathe body 1 and the lateral wall is pressed from both sides by three-jaw chuck. A plurality of ladder grooves 3 coaxial with the fixing column 2 are formed in the end face of the fixing column 2, the end portions of the flanges are abutted to the corresponding ladder grooves 3, and the side walls of the flanges are attached to the side walls of the ladder grooves 3, so that the flanges are convenient to position. Two installation rods 4 are fixed on the end face of the fixed column 2, and the two installation rods 4 are parallel to the axis of the fixed column 2 and the connecting line of the two installation rods 4 passes through the axis of the fixed column 2. The mounting rod 4 is provided with a mounting ring 5 which slides along the length direction of the mounting rod 4, the outer wall of the mounting ring 5 is fixed with two coaxial connecting shafts 6 which are perpendicular to the axis of the mounting ring 5, the two connecting shafts 6 are arranged on the corresponding mounting rod 4 in a sliding manner, and the mounting ring 5 is provided with a clamping device which clamps the flange tightly. The flange to be machined is arranged in the mounting ring 5 in a penetrating manner and is clamped tightly by acting on the clamping device.
Referring to fig. 2 and 3, the installation rod 4 is radially provided with a guide groove 7 penetrating through the installation rod 4 along the connecting shaft 6, the guide groove 7 extends along the length direction of the installation rod 4, the two connecting shafts 6 penetrate through the corresponding guide grooves 7, and the fixing column 2 is provided with a connecting mechanism enabling the flange end face to abut against the fixing column 2. Coupling mechanism is including fixing two telescopic cylinder 8 on the lateral wall on fixed column 2, telescopic cylinder 8 is on a parallel with installation pole 4 and two telescopic cylinder 8 are located the outside of telescopic link 9, wear to be equipped with telescopic link 9 in the telescopic cylinder 8, telescopic link 9 lateral wall laminates in telescopic cylinder 8 inside wall, 6 rotation connections of connecting axle are in the one end that three-jaw chuck was kept away from to telescopic link 9, threaded connection connecting bolt 10 on the telescopic cylinder 8, connecting bolt 10 radially sets up along fixed column 2, fix on collar 5 when the flange of treating processing, make the flange support tightly in the ladder groove 3 that corresponds, then rotate connecting bolt 10, make connecting bolt 10 tip support tightly at telescopic link 9 lateral wall, prevent that telescopic link 9 from moving for telescopic cylinder 8, thereby be convenient for process the flange is inside.
Referring to fig. 2 and 3, sliding grooves 11 are formed in the inner walls of two opposite sides of the guide groove 7, the sliding grooves 11 extend along the length direction of the installation rod 4, sliding blocks 12 which are arranged in the sliding grooves 11 in a sliding mode are fixed on the outer wall of the connecting shaft 6, the sliding blocks 12 are connected with the two sliding grooves 11, the side walls of the sliding blocks 12 are attached to the side walls of the sliding grooves 11, and the sliding blocks 12 are arranged in the sliding grooves 11 in a sliding mode and prevent the installation ring 5 from rotating around the axis of the connecting shaft 6. Arc wall 13 has been seted up to the inside wall that the guide way 7 is far away from the three-jaw chuck, after the inside wall processing of flange one end was accomplished, make sliding block 12 drive collar 5 and connecting axle 6 motion, slide to the arc wall 13 in when sliding block 12, can be at the internal rotation of arc wall 13, make another terminal surface of flange just to fixed column 2, then make the flange towards the direction motion that is close to fixed column 2 to make the flange terminal surface support tightly in ladder groove 3, be convenient for process the flange other end inside wall.
Referring to fig. 2 and 4, the mounting ring 5 is hollow inside, the clamping device includes a plurality of clamping blocks 14 slidably disposed on the mounting ring 5, the plurality of clamping blocks 14 are radially disposed along the mounting ring 5 and uniformly distributed along the circumferential direction of the axis of the mounting ring 5, the clamping blocks 14 radially protrude from the inner side wall of the mounting ring 5 along the mounting ring 5, and when the flange is disposed in the mounting ring 5 in a penetrating manner, the clamping blocks 14 abut against the flange side wall of the flange.
Referring to fig. 4 and 5, the mounting ring 5 internal fixation has a spacing frame 15 that is used for restricting the motion direction of the grip block 14, the grip block 14 is worn to establish in corresponding spacing frame 15, be provided with the promotion subassembly that promotes the grip block 14 towards the mounting ring 5 internal motion on the spacing frame 15, the grip block 14 lateral wall has radially seted up along the mounting ring 5 and has promoted groove 16, promote the subassembly including fixing at spacing frame 15 inside wall and sliding the promotion piece 17 that sets up in promoting groove 16, it is provided with push spring 18 to promote the groove 16 inside wall, push spring 18 length direction radially sets up along the mounting ring 5, push spring 18 one end is fixed at the promotion groove 16 inner wall other end and is fixed on promoting piece 17 and promote the direction motion of promotion piece 17 towards keeping away from the flange.
Referring to fig. 2 and 4, the clamping device further includes a clamping mechanism for moving the clamping block 14 outward toward the mounting ring 5 and clamping the flange, the clamping mechanism includes a butting ring 19 rotatably connected in the mounting ring 5, the butting ring 19 is coaxial with the mounting ring 5, a plurality of accommodating grooves 20 are formed in the inner side wall of the butting ring 19, the accommodating grooves 20 correspond to the clamping block 14, the clamping block 14 is located in the accommodating grooves 20, an arc-shaped guide surface 21 is formed in the inner wall of one side of the accommodating grooves 20 along the circumferential direction of the accommodating groove, and when the butting ring 19 rotates, the arc-shaped guide surface 21 acts on the clamping block 14 to move the clamping block 14 toward the direction close to the flange and clamp the flange.
Referring to fig. 2 and 4, one end surface of the abutting ring 19 is provided with a plurality of driving tooth grooves 22, the driving tooth grooves 22 are uniformly distributed along the circumferential direction of the abutting ring 19, the connecting shaft 6 is a rotating cylinder with a hollow inner part and two open ends, the clamping mechanism further comprises a driving component for driving the abutting ring 19 to rotate, the driving component is rotatably connected with a driving shaft 23 in the rotating cylinder, the driving shaft 23 is coaxial with the rotating cylinder, a driving bevel gear 24 coaxial with the driving shaft 23 is fixed at the end part of the driving shaft 23, the driving bevel gear 24 is meshed with the driving tooth grooves 22 on the abutting ring 19 and drives the abutting ring 19 to rotate in the rotating process, a driving component for conveniently rotating the driving shaft is arranged on the connecting shaft 6, the driving shaft 23 is provided with a driving groove 25 along the axial direction thereof, the cross section of the driving groove 25 is a virtual rectangle, the driving component comprises a driving rod 26 penetrating through the driving groove 25, the cross section of the driving rod 26 is a rectangle, and the side wall is attached to the inner side wall of the driving groove 25, drive rod 26 can slide along its length direction in drive groove 25, the coaxial fixed end that deviates from drive shaft 23 of drive rod 26 has rotation post 27, rotation post 27 threaded connection is at the rotation section of thick bamboo inside wall, the terminal surface that deviates from drive rod 26 of rotation post 27 is seted up just with rotation post 27 pivoted rotation groove 28, rotation post 27 drives the rotation of drive rod 26, drive rod 26 drives drive shaft 23 and drive bevel gear 24 and rotates, thereby make drive bevel gear 24 drive butt ring 19 and rotate, butt ring 19 pivoted in-process makes grip block 14 flange clamp tightly.
Referring to fig. 4, the rotating cylinder is internally provided with a limiting part which prevents the driving bevel gear 24 from reversely rotating, so that the clamping block 14 cannot clamp the flange, the limiting part is a limiting column 29 which is connected with the inner wall of the rotating cylinder in a threaded manner, the limiting column 29 abuts against the end surface of the rotating column 27 departing from the driving rod 26, the limiting column 29 is provided with a limiting groove 30 which runs through the limiting column 29 along the axial direction and is convenient for rotating the limiting column 29, the opening of the limiting groove 30 is larger than the opening of the rotating groove 28, and the rotating column 27 is convenient to rotate under the condition that the limiting column 29 is not taken down.
The application also discloses a processing technology applying the processing equipment, which comprises the following steps:
s1, positioning the fixing column 2 on the end face of the three-jaw chuck, and fixing the fixing column 2 on the three-jaw chuck;
s2, the flange is arranged in the mounting ring 5 in a penetrating mode, the rotating column 27 drives the driving rod 26 to rotate, the driving rod 26 drives the driving shaft 23 and the driving bevel gear 24 to rotate, the driving bevel gear 24 drives the abutting ring 19 to rotate, and the clamping block 14 is pushed to abut against the side wall of the flange under the action of the arc-shaped guide surface 21;
s3, rotating the limiting column 29 to enable the limiting column 29 to be tightly abutted against the rotating column 27;
s4, enabling the end face of the flange to abut against the stepped groove 3, rotating the connecting bolt 10 to enable the end of the connecting bolt 10 to abut against the outer side wall of the telescopic rod 9, preventing the telescopic rod 9 from moving relative to the telescopic cylinder 8 and realizing the fixation of the flange;
s4, starting a lathe to process the inner side wall of the flange, wherein the processing depth is not less than 1/2 of the axial length of the flange;
s5, rotating the connecting bolt 10 to enable the telescopic rod 9 to drive the mounting ring 5 to slide, enabling the flange to be separated from the fixed column 2, rotating the flange when the sliding block 12 moves into the arc-shaped groove 13 to enable the other end face of the flange to be opposite to the three-jaw chuck, and repeating the steps S3 and S4 until the inner side wall of the flange is machined.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a reduction gear output flange high accuracy processing equipment, includes lathe body (1), its characterized in that: the flange processing lathe is characterized in that a clamping device used for positioning a flange is arranged on a three-jaw chuck of the lathe body (1), the clamping device comprises fixing columns (2) fixed on the three-jaw chuck, mounting rods (4) parallel to the axes of the fixing columns (2) are fixed on the fixing columns (2), mounting rings (5) sliding along the length directions of the mounting rods (4) are arranged on the mounting rods (4), two coaxial connecting shafts (6) are fixed on the mounting rings (5), the two connecting shafts (6) are arranged on the corresponding mounting rods (4) in a sliding mode and drive the mounting rings (5) to rotate around the connecting shafts (6), a flange to be processed penetrates through the mounting rings (5), a clamping device used for clamping the flange is arranged on the mounting rings (5), and a connecting mechanism used for enabling the end face of the flange to abut against the fixing columns (2) is arranged on the mounting rods (4).
2. The high-precision machining equipment for the output flange of the speed reducer according to claim 1, characterized in that: the mounting rod (4) is radially seted up guide way (7) that runs through mounting rod (4) along connecting axle (6), guide way (7) are extended along mounting rod (4) length direction and are used for wearing to establish connecting axle (6), coupling mechanism is including fixing two telescopic cylinders (8) that just are on a parallel with mounting rod (4) on fixed column (2), wear to be equipped with telescopic link (9) in telescopic cylinder (8), connecting axle (6) rotate to be connected in the one end that deviates from three-jaw chuck in telescopic link (9), threaded connection has on telescopic cylinder (8) supports tightly in telescopic link (9) and prevents connecting bolt (10) of telescopic link (9) for telescopic cylinder (8) motion.
3. The high-precision machining equipment for the output flange of the speed reducer according to claim 2, characterized in that: sliding tray (11) have been seted up to the both sides inner wall that guide way (7) are relative, sliding tray (11) extend along installation pole (4) length direction, connecting axle (6) outer wall is fixed with slide setting sliding block (12) in sliding tray (11), sliding block (12) are connected two sliding tray (11) and are prevented collar (5) to rotate around connecting axle (6) axis, the inside wall that three-jaw chuck was kept away from in guide way (7) has been seted up and is convenient for sliding block (12) drive collar (5) round connecting axle (6) pivoted arc wall (13).
4. The high-precision machining equipment for the output flange of the speed reducer as claimed in claim 3, wherein: the utility model discloses a flange mounting device, including installing ring (5) inside cavity, clamping device is including sliding a plurality of grip blocks (14) that set up on installing ring (5), and is a plurality of grip block (14) radially set up along installing ring (5) and are used for supporting tightly on the lateral wall of flange, installing ring (5) internal fixation has spacing frame (15) that are used for restricting grip block (14) direction of motion, grip block (14) wear to establish in corresponding spacing frame (15), be provided with the promotion subassembly that promotes grip block (14) towards installing ring (5) internal motion on spacing frame (15), clamping device is still including making grip block (14) towards installing ring (5) the motion outward and with the fixture that the flange is pressed from both sides tight.
5. The high-precision machining equipment for the output flange of the speed reducer as claimed in claim 4, wherein the machining equipment comprises: fixture including rotate connect in collar (5) and with collar (5) coaxial butt ring (19), a plurality of grooves (20) of accomodating that are used for accomodating corresponding grip block (14) are offered to butt ring (19) inside wall, accomodate groove (20) wherein one side inner wall has seted up arc spigot surface (21) along its circumference and has promoted grip block (14) when butt ring (19) rotate the in-process and press from both sides the flange tightly, fixture is still including drive butt ring (19) pivoted drive assembly.
6. The high-precision machining equipment for the output flange of the speed reducer as recited in claim 5, wherein: one end face of the abutting ring (19) is provided with a plurality of driving tooth grooves (22), the connecting shaft (6) is a rotating cylinder which is hollow inside and is provided with openings at two ends, the driving assembly comprises a driving shaft (23) rotatably connected in the connecting shaft (6), a driving bevel gear (24) is fixed at the end part of the driving shaft (23), the driving bevel gear (24) is meshed with the driving tooth grooves (22) and drives the abutting ring (19) to rotate in the rotating process, and a driving part which is convenient for enabling the driving shaft (23) to rotate is arranged on the connecting shaft (6).
7. The high-precision machining equipment for the output flange of the speed reducer as recited in claim 6, wherein: drive shaft (23) have seted up drive groove (25) along its axial, drive assembly is including wearing to establish in drive groove (25) and drive shaft (23) pivoted actuating lever (26), end fixing that actuating lever (26) deviate from drive shaft (23) has rotation post (27) of threaded connection on drive shaft (23) inner wall, rotates post (27) and offers the terminal surface that deviates from actuating lever (26) and is convenient for rotate post (27) pivoted and rotate groove (28), be provided with on connecting axle (6) and prevent to drive bevel gear (24) and drive actuating lever (26) antiport and lead to the locating part of the unable clamp flange of grip block (14).
8. The high-precision machining equipment for the output flange of the speed reducer as recited in claim 7, wherein: the locating part is spacing post (29) of threaded connection at connecting axle (6) inner wall, spacing post (29) butt is rotating post (27) and deviating from the terminal surface of actuating lever (26), spacing post (29) are last to be offered and to be convenient for spacing post (29) pivoted spacing groove (30), spacing groove (30) are followed spacing post (29) axial and are run through spacing post (29) and be convenient for act on and rotate post (27) and rotate.
9. The high-precision machining equipment for the output flange of the speed reducer according to claim 8, wherein the machining equipment comprises: the end face, deviating from the three-jaw chuck, of the fixing column (2) is provided with a plurality of stepped grooves (3) used for abutting against the end face of the flange.
10. A process using the processing apparatus of claim 9, comprising the steps of:
s1, fixing the fixing column (2) on the three-jaw chuck;
s2, the flange is arranged in the mounting ring (5) in a penetrating mode, and the clamping block (14) is tightly abutted against the side wall of the flange;
s3, enabling the end face of the flange to be tightly abutted in the stepped groove (3), and rotating the connecting bolt (10) to prevent the telescopic rod (9) from moving relative to the telescopic cylinder (8);
s4, starting a lathe to process the inner side wall of the flange, wherein the processing depth is not less than 1/2 of the axial length of the flange;
s5, rotating the connecting bolt (10), enabling the telescopic rod (9) to drive the telescopic mounting ring (5) to slide, enabling the flange to be separated from the fixed column (2), rotating the flange, enabling the other end face of the flange to be opposite to the three-jaw chuck, and repeating the steps S3 and S4.
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| CN202210427405.8A CN114619278B (en) | 2022-04-22 | 2022-04-22 | High-precision machining equipment and machining process for output flange of speed reducer |
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| CN202210427405.8A CN114619278B (en) | 2022-04-22 | 2022-04-22 | High-precision machining equipment and machining process for output flange of speed reducer |
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| CN114619278B CN114619278B (en) | 2024-01-23 |
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| CN114619278B (en) | 2024-01-23 |
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