CN118492511A - High-precision gear production machine tool for airplane transmission part - Google Patents
High-precision gear production machine tool for airplane transmission part Download PDFInfo
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- CN118492511A CN118492511A CN202410794111.8A CN202410794111A CN118492511A CN 118492511 A CN118492511 A CN 118492511A CN 202410794111 A CN202410794111 A CN 202410794111A CN 118492511 A CN118492511 A CN 118492511A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 51
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims description 42
- 239000010730 cutting oil Substances 0.000 claims description 26
- 238000011084 recovery Methods 0.000 claims description 21
- 238000009826 distribution Methods 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 19
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 13
- 238000001816 cooling Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/20—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by milling
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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
- B23F23/06—Chucking 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
Abstract
The invention provides a high-precision gear production and processing machine tool for an airplane transmission part, and belongs to the technical field of gear processing. The automatic cutter grinding machine comprises a base, a Z-axis sliding rail is arranged at the top of the base, a processing platform is arranged at the top of the base, a spindle box is arranged on one side of the Z-axis sliding rail, a cutter shaft seat is arranged at the bottom of the spindle box, a gear hobbing cutter is nested and installed on the inner side of the cutter shaft seat, an electric turntable is arranged at the top of the processing platform, and the automatic cutter grinding machine further comprises a collecting assembly which is installed at the top of the electric turntable. According to the invention, the clamping assembly is arranged, and the six degrees of freedom of the gear blank are subjected to position limiting, so that the influence of vibration and cutting force in the gear machining process is prevented, the position deviation is generated, the machining precision of the gear is influenced, the manufactured aircraft transmission part cannot be normally used, the production progress is influenced, and the economic loss is caused.
Description
Technical Field
The invention relates to the technical field of gear machining, in particular to a high-precision gear production and machining machine tool for an airplane transmission part.
Background
The numerical control spiral bevel gear processing machine tool adopts three linear numerical control shafts and three rotary numerical control shafts, and completes the generating motion, indexing motion and machine tool adjustment of spiral bevel gear processing through software control, thereby greatly simplifying the machine tool structure. When the end face milling method is adopted, the cutterhead does not need to participate in linkage, and when the end face rolling method is adopted, the cutterhead needs to participate in linkage, so that six-axis linkage is needed at most.
In the common differential planetary gear set of the transmission part, gears are also arranged outside the inner gear ring of the differential planetary gear set, power is transmitted to the inner gear ring, and the inner gear ring and the teeth of the outer gear ring of the differential planetary gear set are used for meshing transmission.
When the existing high-precision gears are produced and processed, a special machine tool is usually used, most of the machine tools only process one type of gears, and the inner gear ring and the outer gear ring of the differential planetary gear set are sometimes required to be replaced by different machine tools or fixtures for clamping and processing, so that the machine tool is very inconvenient.
Meanwhile, because common cutting oil is sprayed on one side through a pipeline, the utilization rate of the cutting oil in machining is low, the machining position can only be cooled down, the thermal deformation of other positions of parts is easy to occur, the precision is influenced, machining scraps are easy to block in the pipeline, the disassembly and maintenance are needed, and the machining progress is influenced.
Disclosure of Invention
The invention aims to solve the technical problem that when a high-precision gear production and processing machine tool for an airplane transmission part is provided to solve the existing high-precision gear production and processing, a special machine tool is usually used, most of the machine tools only process one type of gear, and the inner gear ring and the outer gear ring of a differential planetary gear set are processed by replacing different machine tools or clamps sometimes for clamping processing, so that the machine tool is very inconvenient; and vibration that the course of working produced also probably leads to the processing blank to produce the skew, makes the machining precision obtain guaranteeing, simultaneously, because general cutting oil all sprays through the pipeline in one side, and the cutting oil utilization ratio in the processing is low sometimes, can only cool down to the processing position, makes other positions of part produce the heat altered shape easily, influences the precision, and easy jam processing piece need demolish the maintenance in the pipeline, influences the problem of processing progress.
In order to solve the technical problems, the invention provides the following technical scheme:
The utility model provides a high-precision gear production machine tool for aircraft transmission parts, includes the base, the top of base is provided with the Z axle slide rail, the top of base is provided with processing platform, one side of Z axle slide rail is provided with the headstock, the bottom of headstock is provided with the sword axle bed, the gear hobbing cutter is installed to the inboard nest of arbor seat, processing platform's top is provided with electronic revolving stage, still includes collecting assembly, collecting assembly installs electric revolving stage's top, collecting assembly is used for collecting cutting scraps and retrieving cutting oil, clamping assembly installs collecting assembly's top, clamping assembly is used for the centre gripping fixed gear blank, auxiliary assembly installs on clamping assembly's the lateral wall, auxiliary assembly is used for carrying out auxiliary clamp to gear blank.
Optionally, the collection subassembly includes the recovery pond, the recovery pond is installed the top of electronic revolving stage, the inboard nested filter of installing of recovery pond, the symmetry is provided with the scraper blade on the lateral wall of filter.
Optionally, one side of scraper blade is connected with the scraper blade frame, the scraper blade frame is installed the top of processing platform, the bottom through connection of recovery pond has the fluid-discharge tube, the fluid-discharge tube is connected to the bin through the pumping, the bin is installed one side of Z axle slide rail, one side of bin is connected with the switching-over valve through the pipeline.
Optionally, the filter is round platform form setting, the filter surface is provided with the filtration pore, the scraper blade uses wear-resisting material, the surface of filter and the bottom surface setting of recovery pond are hugged closely to the scraper blade, the fluid-discharge tube nestification is in electric turntable's inboard central point, the fluid-discharge tube uses the hose.
Optionally, the clamping component comprises a mounting bottom plate, the mounting bottom plate is installed the top of filter, the elastic telescopic link is installed at the top of mounting bottom plate, the end connection of elastic telescopic link has the link, fixed cover is installed to the inboard nest of link, the inboard nest of fixed cover has the slide bar, and the slide bar slides in the inboard of fixed cover, the outside cover of slide bar is established and is installed the contact ring.
Optionally, the outside equiangular distribution of link is provided with grip block one, the one end pin joint of grip block one is installed in the outside of link, grip block one pin joint is installed in mounting plate's support inboard, one side torsional spring of grip block one is connected with grip block two, grip block one is close to top one side and is provided with the contact tooth, the top of grip block one is provided with the feed liquor hole, one side equidistance distribution of grip block one is provided with out liquid hole one, feed liquor hole and play liquid hole one are linked together through the internal channel of grip block one.
Optionally, mounting plate and filter coaxial setting installation, be provided with the weeping hole on the mounting plate, elastic expansion link perpendicular to mounting plate sets up the installation, be provided with waist type hole on the grip block one, grip block one sets up to three groups, the feed liquor hole sets up to the back taper type.
Optionally, the auxiliary assembly includes the screw thread axle, the screw thread axle is installed the top of slide bar, screw thread axle outside threaded connection has the contact plate, the outside equiangular distribution of slide bar is provided with the locating plate, the support inboard at mounting plate is installed in the locating plate pinning, one side of processing platform is provided with electric putter, fixed ring is installed to electric putter's outside cover, fixed ring's inboard equiangular distribution is provided with out liquid hole two, and goes out liquid hole two and distribute the setting at fixed ring's inboard equidistance.
Optionally, the inside slotted hole of solid fixed ring is connected with the switching-over valve through the pipeline, electric putter's end connection has the fixed block, the surface equiangular distribution of fixed block is provided with out liquid hole III, the inside slotted hole of fixed block is connected with the switching-over valve through the pipeline.
Optionally, the both ends of screw shaft are provided with spacing retaining ring, the locating plate sets up to the L type, the contact surface of locating plate is provided with the draw-in groove of different width, the trigger end of locating plate is located the below setting of solid fixed ring, the trigger end of locating plate sets up to convex, electric putter perpendicular to contact plate's top surface sets up, the inboard of fixed block is provided with the screw hole, fixed block and screw shaft can threaded connection.
Compared with the prior art, the invention has at least the following beneficial effects:
In the scheme, through being provided with the centre gripping subassembly, the gear blank is placed on the contact plate, the contact plate receives the gravity influence of gear blank, drive the slide bar and move down in the link, thereby make the solid fixed ring on the slide bar extrude the contact end of locating plate downwards, make the locating plate rotate at mounting plate's support inboard, the contact surface of locating plate is close to the axis of gear blank simultaneously, carry out auxiliary clamping location to the gear blank, start electric putter, make the terminal surface of fixed block contact gear blank, extrude the gear blank downwards under the location of locating plate and link, make elastic expansion link atress shrink, the link moves down is followed to the grip block, under the direction of the kidney-shaped hole of grip block one, to the lateral wall of gear blank upset, the contact tooth is fixed to the lateral wall that is close to the bottom edge of gear blank, six degrees of freedom carry out the position limiting through to the gear blank, receive vibration and cutting force's influence in the gear processing, take place the position offset, the machining precision of influence gear, the aircraft transmission part that causes the manufacturing can't normally use, influence the production progress, cause economic loss.
Through being provided with the centre gripping subassembly, cutting oil is spouted from the play liquid hole three, falls on the surface of gear blank and grip block one, and cutting oil gets into grip block one inside through the feed liquor hole at grip block one top to flow out from the liquid hole, cooling down the cooling to the bottom of blank and grip block one, prevent the deformation that the heat flux leads to, through cooling down gear blank and gear hobbing cutter in processing, in the reduction cutting, the heat flux that produces, simultaneously, to the lubricant in the contact surface between gear blank and the gear hobbing cutter cutting edge, reduced technological friction and help the smear metal to flow, prevent the jam, improve the surface finish of processing work piece, improve the precision and the quality of work piece.
Through being provided with the collection subassembly, cutting oil and cutting piece enter into on the filter through the weeping hole of mounting plate, rotate through electronic revolving stage, make recovery tank and filter synchronous rotation, the scraper blade scrapes cutting piece, collect cutting piece, prevent the filtration pore on the cutting piece jam filter, the cutting oil drips in the recovery tank through the filtration pore on the filter to pump to the bin through the fluid-discharge tube in, carry out recycle to the cutting oil, reduce the loss, improve the utilization ratio of cutting oil, avoid extravagant.
Through changing the installation direction of clamping plate one, carry out the centre gripping to the inside and outside side of blank respectively and fix, make and need not to change the lathe, just can process differential planetary gear set's ring gear and outer ring gear, simultaneously, also can process ordinary common gear, improved the practicality and the application universality of device, reduced production investment.
Drawings
The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the invention and to enable a person skilled in the pertinent art to make and use the invention.
FIG. 1 is a schematic diagram of a three-dimensional structure of a high-precision gear production machine tool for an aircraft transmission component;
FIG. 2 is a schematic perspective view of a collection assembly;
FIG. 3 is a perspective cross-sectional view of a collection assembly;
FIG. 4 is a schematic perspective view of an assembly of the collection assembly and the clamping assembly;
FIG. 5 is a schematic perspective view of a clamping assembly;
FIG. 6 is a schematic diagram of an assembled perspective view of a first clamping plate and a second clamping plate;
FIG. 7 is a perspective cross-sectional view of the clamping assembly and auxiliary assembly;
FIG. 8 is a schematic perspective view of an auxiliary assembly;
Fig. 9 is an enlarged schematic view of the structure at a in fig. 8.
[ Reference numerals ]
1. A base; 2. a Z-axis sliding rail; 3. a processing platform; 4. a spindle box; 5. a knife shaft seat; 6. a gear hobbing cutter; 7. a collection assembly; 71. a recovery pool; 72. a filter plate; 73. a scraper; 74. a blade holder; 75. a liquid discharge pipe; 76. a storage tank; 77. a reversing valve; 8. a clamping assembly; 81. a mounting base plate; 82. an elastic telescopic rod; 83. a connecting frame; 84. a fixed sleeve; 85. a slide bar; 86. a contact ring; 87. a clamping plate I; 88. a clamping plate II; 89. contact teeth; 810. a liquid inlet hole; 811. a liquid outlet hole I; 9. an auxiliary component; 91. a threaded shaft; 92. a contact plate; 93. a positioning plate; 94. an electric push rod; 95. a fixing ring; 96. a second liquid outlet hole; 97. a fixed block; 98. a liquid outlet hole III; 10. an electric turntable.
Specific structures and devices are labeled in the drawings to enable clear implementation of embodiments of the invention, but this is merely illustrative and is not intended to limit the invention to the specific structures, devices and environments that may be modified or adapted by those of ordinary skill in the art, based on the specific needs.
Detailed Description
The invention provides a high-precision gear production and processing machine tool for an aircraft transmission component, which is described in detail below with reference to the accompanying drawings and specific embodiments. While the invention has been described herein in terms of the preferred and preferred embodiments, the following embodiments are intended to be more illustrative, and may be implemented in many alternative ways as will occur to those of skill in the art; and the accompanying drawings are only for the purpose of describing the embodiments more specifically and are not intended to limit the invention specifically.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
Generally, the terminology may be understood, at least in part, from the use of context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, depending at least in part on the context. In addition, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead, depending at least in part on the context, allow for other factors that are not necessarily explicitly described.
It is to be understood that the meaning of "on … …", "on … …" and "over … …" in this disclosure should be read in the broadest sense so that "on … …" means not only "directly on" but also "on" something with intervening features or layers therebetween, and "on … …" or "over … …" means not only "on" or "over" something, but also may include its meaning "on" or "over" something without intervening features or layers therebetween.
Furthermore, spatially relative terms such as "under …," "under …," "lower," "above …," "upper," and the like may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein may similarly be interpreted accordingly.
As shown in fig. 1 to 9, an embodiment of the present invention provides a high-precision gear production and processing machine tool for an aircraft transmission component, which comprises a base 1, wherein a Z-axis sliding rail 2 is arranged at the top of the base 1, a processing platform 3 is arranged at the top of the base 1, a spindle box 4 is arranged at one side of the Z-axis sliding rail 2, a tool shaft seat 5 is arranged at the bottom of the spindle box 4, a hobbing cutter 6 is nested inside the tool shaft seat 5, an electric turntable 10 is arranged at the top of the processing platform 3, a collecting component 7 is further included, the collecting component 7 is arranged at the top of the electric turntable 10, the collecting component 7 is used for collecting cutting scraps and recovering cutting oil, a clamping component 8 is arranged at the top of the collecting component 7, the clamping component 8 is used for clamping and fixing a gear blank, an auxiliary component 9 is arranged on the side wall of the clamping component 8, and the auxiliary component 9 is used for auxiliary clamping the gear blank.
As an implementation manner in this embodiment, as shown in fig. 1 to 4, the collecting assembly 7 includes a recovery tank 71, the recovery tank 71 is installed at the top of the electric turntable 10, a filter plate 72 is nested and installed inside the recovery tank 71, and the outer side walls of the filter plate 72 are symmetrically provided with scrapers 73.
As an implementation manner in this embodiment, as shown in fig. 1 to 4, a scraper frame 74 is connected to one side of the scraper 73, the scraper frame 74 is installed at the top of the processing platform 3, a drain pipe 75 is connected to the bottom of the recovery tank 71 in a penetrating manner, the drain pipe 75 is connected to a storage tank 76 through pumping, the storage tank 76 is installed on one side of the Z-axis slide rail 2, and a reversing valve 77 is connected to one side of the storage tank 76 through a pipeline.
Before machining, the operator switches the passageway to one side of fixed block 97 through switching valve 77, in the course of machining, electric turntable 10 carries out auxiliary rotation according to the cutting of gear hobbing cutter 6 to the internal tooth indexing angle of gear, thereby make electric turntable 10 drive clamping assembly 8 and the whole rotation of collection subassembly 7, cutting oil is from in the bin 76, pass through the pipeline and carry fixed block 97, from the blowout of liquid outlet three 98, fall on the surface of gear blank and clamping plate one 87, cutting oil gets into clamping plate one 87 inside through the feed liquor hole 810 at clamping plate one 87 top, and flow out from liquid outlet one 811, cool down to the bottom of blank and clamping plate one 87, prevent the deformation that the heat flow leads to, through cooling to gear blank and hobbing cutter 6 in the processing, reduce the heat flow that produces in the cutting, simultaneously, to the lubricant in the contact surface between gear blank and the cutting edge of hobbing cutter 6, process friction is reduced and help the chip flow, prevent the card stopper, improve the surface finish of work piece, improve the precision and the quality of work piece, cutting oil and cutting pass through the drain pan that installs the bottom plate one 87 top liquid inlet 810 gets into clamping plate one 87, and drain pan 72, prevent the filter plate from rotating, the filter plate is rotated to the filter plate 72, the filter plate is passed through the drain pan 72, the filter plate is rotated, the filter plate is prevented from being washed 72, the filter plate is rotated, the filter plate is cut and the filter plate is removed 72 is cut and the filter is prevented from being washed, the filter is recovered, and the filter in the filter plate is cut 72, the filter is cut and the filter is cut in the filter is cut and the filter is cut, and the chip is easy.
In this embodiment, the filter plate 72 is the round platform form setting, and the filter plate 72 surface is provided with the filtration pore, and the scraper blade 73 uses wear-resisting material, improves the wearability of scraper blade 73, reduces the wearing and tearing of cutting bits to scraper blade 73, and the scraper blade 73 is hugged closely the surface of filter plate 72 and the bottom surface setting of recovery pond 71, improves the efficiency of scraping of scraper blade 73 to cutting bits, and fluid-discharge tube 75 nests in the inboard central point of electric turntable 10 puts, and fluid-discharge tube 75 uses the hose, improves the circulation stability of cutting oil, prevents the jam, and the switching-over valve 77 uses the bi-pass switching-over valve.
As an implementation manner in this embodiment, as shown in fig. 1 and fig. 4 to fig. 7, the clamping assembly 8 includes a mounting base plate 81, the mounting base plate 81 is mounted on the top of the filter plate 72, an elastic telescopic rod 82 is mounted on the top of the mounting base plate 81, an end portion of the elastic telescopic rod 82 is connected with a connecting frame 83, a fixing sleeve 84 is mounted on the inner side of the connecting frame 83 in a nested manner, a sliding rod 85 is nested on the inner side of the fixing sleeve 84, and the sliding rod 85 slides on the inner side of the fixing sleeve 84, and a contact ring 86 is mounted on the outer side of the sliding rod 85 in a sleeved manner.
As an implementation manner in this embodiment, as shown in fig. 1 and fig. 4 to fig. 7, a first clamping plate 87 is disposed on the outer side of the connecting frame 83 in an equiangular distribution manner, one end of the first clamping plate 87 is pin-connected to the outer side of the connecting frame 83, the first clamping plate 87 is pin-connected to the inner side of the bracket of the mounting base plate 81, a second clamping plate 88 is connected to a torsion spring on one side of the first clamping plate 87, a contact tooth 89 is disposed on one side of the first clamping plate 87 near the top, a liquid inlet hole 810 is disposed on the top of the first clamping plate 87, a liquid outlet hole 811 is disposed on one side of the first clamping plate 87 in an equidistant distribution manner, and the liquid inlet hole 810 and the liquid outlet hole 811 are communicated through an internal channel of the first clamping plate 87;
An operator firstly places a gear blank on a contact plate 92, the contact plate 92 is influenced by the gravity of the gear blank, a sliding rod 85 is driven to move downwards in a connecting frame 83, so that a contact ring 86 on the sliding rod 85 presses a contact end of a positioning plate 93 downwards, the positioning plate 93 rotates on the inner side of a bracket of a mounting bottom plate 81, a contact surface of the positioning plate 93 is simultaneously close to a central axis of the gear blank, auxiliary clamping and positioning are carried out on the gear blank, an electric push rod 94 is started, a fixing block 97 contacts with the end face of the gear blank, the gear blank is pressed downwards, the gear blank is positioned under the positioning of the positioning plate 93 and the connecting frame 83, an elastic telescopic rod 82 is pressed downwards, the elastic telescopic rod 82 is stressed and contracted, a clamping plate 87 moves downwards along with the connecting frame 83, the outer side wall of the gear blank is overturned under the guidance of a waist-shaped hole of the clamping plate 87, a contact tooth 89 clamps and fixes the side wall of the gear blank close to the bottom edge, and six degrees of freedom of the gear blank are limited in position, the influence of vibration and cutting force in the gear machining process is prevented, the position deviation is caused, the precision of the gear is influenced, the manufactured transmission part cannot be influenced, and the normal production progress of an aircraft cannot be influenced;
When the external teeth of the gear are machined, an operator firstly places the gear blank on the mounting bottom plate 81, manually connects the fixing block 97 with the threaded shaft 91 in a threaded manner, the contact tooth 89 of the clamping plate I87 is far away from the central axis direction of the mounting bottom plate 81, the clamping plate I87 is mounted in a pin joint manner, the electric push rod 94 is started to drive the sliding rod 85 to move downwards in the connecting frame 83, so that the contact ring 86 on the sliding rod 85 presses the contact end of the positioning plate 93 downwards, the positioning plate 93 rotates on the inner side of the bracket of the mounting bottom plate 81, the contact surface of the positioning plate 93 is close to the central axis of the gear blank, the fixing block 97 contacts the end face of the gear blank, the gear blank is pressed downwards, the elastic telescopic rod 82 is pressed downwards under the positioning of the positioning plate 93 and the connecting frame 83, the clamping plate I87 moves downwards along with the connecting frame 83, the clamping plate I87 overturns towards the central axis direction of the gear blank under the guide of the waist-shaped hole of the clamping plate I87, in the overturning process, the clamping plate II 88 contacts the inner side processing surface of the gear blank under the action of the torsion spring, the inner side surface of the clamping plate I87 contacts the inner side surface of the gear blank with the inner side processing surface of the gear blank, and the gear blank contacts the adjacent position of the gear blank.
In this embodiment, mounting plate 81 and filter 72 coaxial arrangement installation are provided with the weeping hole on the mounting plate 81, improve the rate of recovery of cutting oil, prevent that the cutting oil in the mounting plate 81 can't discharge, and elastic telescopic link 82 sets up the installation perpendicular to mounting plate 81, and the operation of improvement device is stable, is provided with waist type hole on clamping plate one 87, and clamping plate one 87 sets up to three groups, and feed liquor hole 810 sets up to the back taper, and contact tooth 89 uses the wear-resisting material.
As an implementation manner in this embodiment, as shown in fig. 1 and fig. 7 to fig. 9, the auxiliary assembly 9 includes a threaded shaft 91, the threaded shaft 91 is mounted on the top of the sliding rod 85, the threaded shaft 91 is externally screwed with a contact plate 92, the outside of the sliding rod 85 is equiangularly distributed with a positioning plate 93, the positioning plate 93 is pinned and mounted on the inner side of a bracket of the mounting base plate 81, an electric push rod 94 is disposed on one side of the processing platform 3, a fixing ring 95 is sleeved on the outer side of the electric push rod 94, two liquid outlets 96 are disposed on the inner side of the fixing ring 95 in an equiangularly distributed manner, and the two liquid outlets 96 are disposed on the inner side of the fixing ring 95 in an equidistant manner.
As an implementation manner in this embodiment, as shown in fig. 1 and fig. 7 to fig. 9, the internal slot of the fixing ring 95 is connected with the reversing valve 77 through a pipeline, the end of the electric push rod 94 is connected with a fixing block 97, the surface of the fixing block 97 is provided with liquid outlet holes three 98 in equal-angle distribution, and the internal slot of the fixing block 97 is connected with the reversing valve 77 through a pipeline.
The operating personnel firstly place the gear blank on the contact plate 92, the contact plate 92 is influenced by the gravity of the gear blank, the sliding rod 85 is driven to move downwards in the connecting frame 83, therefore, the contact ring 86 on the sliding rod 85 presses the contact end of the positioning plate 93 downwards, the positioning plate 93 rotates on the inner side of the bracket of the mounting bottom plate 81, the contact surface of the positioning plate 93 simultaneously approaches to the central axis of the gear blank, the auxiliary clamping and positioning are carried out on the gear blank, the electric push rod 94 is started, the fixing block 97 contacts with the end face of the gear blank, the gear blank is pressed downwards, the gear blank is positioned under the positioning of the positioning plate 93 and the connecting frame 83, the elastic telescopic rod 82 is pressed downwards, the elastic telescopic rod 82 is stressed and contracted, the clamping plate 87 moves downwards along with the connecting frame 83, the side wall of the gear blank is turned over under the guiding of the waist-shaped hole of the clamping plate 87, the contact teeth 89 clamp and fix the side wall of the gear blank, the six degrees of freedom of the gear blank are limited in position, the influence of vibration and cutting force in the gear processing process is prevented, the position deviation is generated, the precision of the gear is influenced, the manufactured transmission part cannot be influenced, and the normal production progress is caused, and the economic loss cannot be caused.
With the downward movement of the electric push rod 94, the fixing ring 95 contacts with the end face of the gear blank to clamp and fix the gear blank, so that the gear is prevented from being displaced in the external tooth machining process, the machining precision is affected, an operator switches a passage to one side of the fixing ring 95 through the reversing valve 77, in the machining process, the electric rotary table 10 carries out auxiliary rotation according to the cutting of the external tooth indexing angle of the gear by the gear hobbing cutter 6, so that the electric rotary table 10 drives the clamping assembly 8 and the collecting assembly 7 to integrally rotate, cutting oil is conveyed from the storage box 76 to the fixing ring 95 through a pipeline, is sprayed out from the liquid outlet hole II 96, falls on the surfaces of the gear blank and the clamping plate I87, and flows out from the liquid outlet hole I811, the bottom of the blank and the clamping plate I87 are cooled by cooling, deformation caused by heat flow is prevented, the friction in the machining process is reduced by cooling the gear blank and the gear hobbing cutter 6, the generated heat flow in the cutting process is reduced, meanwhile, the lubricant in the contact surface between the gear blank and the gear hobbing cutter 6 blade is reduced, the process friction is facilitated, the flow is prevented from being blocked, the quality is improved, and the finish precision of the machined workpiece is improved, and the workpiece surface is finished.
In this embodiment, the both ends of screw shaft 91 are provided with spacing retaining ring, locating plate 93 sets up to the L type, improve locating plate 93's location degree of accuracy, prevent that contact point from producing the skew, locating plate 93's contact surface is provided with the draw-in groove of different width, it is fixed to process different size gears, locating plate 93's trigger end is located the below setting of contact ring 86, improve device's trigger rationality, locating plate 93's trigger end sets up to convex, improve device's trigger stability, electric putter 94 perpendicular to contact plate 92's top surface sets up, fixed block 97's inboard is provided with the screw hole, fixed block 97 and screw shaft 91 can threaded connection.
According to the working principle provided by the invention, an operator firstly places a gear blank on the contact plate 92, the contact plate 92 is influenced by the gravity of the gear blank, the sliding rod 85 is driven to move downwards in the connecting frame 83, so that the contact ring 86 on the sliding rod 85 presses the contact end of the positioning plate 93 downwards, the positioning plate 93 rotates on the inner side of the bracket of the mounting bottom plate 81, the contact surface of the positioning plate 93 is simultaneously close to the central axis of the gear blank, auxiliary clamping and positioning are carried out on the gear blank, the electric push rod 94 is started, the fixing block 97 contacts the end surface of the gear blank, the gear blank is pressed downwards, the first clamping plate 87 moves downwards along with the connecting frame 83 under the positioning of the positioning plate 93 and the connecting frame 83, the elastic telescopic rod 82 is pressed downwards, the elastic telescopic rod 82 overturns towards the outer side wall of the gear blank under the guiding of the waist-shaped hole of the first clamping plate 87, the contact tooth 89 clamps and fixes the side wall of the gear blank close to the bottom edge, the influence of the vibration and cutting force are prevented in the gear blank in the gear machining process by limiting the six degrees of freedom, the position, the influence of the vibration and cutting force is carried out in the gear blank, the position offset is influenced, the gear blank is influenced, the end face of the electric push rod 97 contacts the end face of the gear blank, the connecting block is pressed downwards, the connecting plate 83, the elastic telescopic rod 82 is pressed downwards, the elastic telescopic rod 82, the elastic telescopic rod is pressed along the connecting frame 83, the first through the connecting frame 87, the side and the side, the side of the connecting rod, the side 89, the side is fixed with the side of the connecting frame, and the side of the connecting frame 89, and the side of the side is fixed, and the connecting tooth 89, and the side is fixed, and the side of the side and the connecting tooth plate, and the contact tooth 89, and the side is and the side fixed and the side positioning plate and the side positioning and the positioning element. Cutting oil enters the clamping plate I87 through the liquid inlet 810 at the top of the clamping plate I87 and flows out of the liquid outlet I811, the bottom of the blank and the clamping plate I87 are cooled to prevent deformation caused by heat flow, the generated heat flow is reduced during cutting by cooling the gear blank and the gear hobbing cutter 6 during machining, meanwhile, the process friction is reduced, the chip flow is facilitated, the blocking is prevented, the surface smoothness of a machined workpiece is improved, the precision and the quality of the workpiece are improved, the cutting oil and cutting scraps enter the filter plate 72 through the liquid leakage holes of the mounting bottom plate 81, the electric turntable 10 rotates to enable the recovery tank 71 and the filter plate 72 to synchronously rotate, the scraping plate 73 scrapes the cutting scraps, collects the cutting scraps are prevented from blocking the filter holes on the filter plate 72, the cutting oil drops into the recovery tank 71 through the filter holes on the filter plate 72 and is pumped into the storage tank 76 through the liquid drain pipe 75, the cutting oil is recycled, the loss is reduced, and the utilization rate of the cutting oil is improved.
When processing the external teeth of the gear, an operator firstly places the gear blank on the mounting bottom plate 81, manually connects the fixed block 97 with the threaded shaft 91 in a threaded manner, leads the contact tooth 89 of the clamping plate I87 to be far away from the central axis direction of the mounting bottom plate 81, pins the clamping plate I87, starts the electric push rod 94, drives the sliding rod 85 to move downwards in the connecting frame 83, so that the contact ring 86 on the sliding rod 85 presses the contact end of the positioning plate 93 downwards, leads the positioning plate 93 to rotate on the inner side of the bracket of the mounting bottom plate 81, leads the contact surface of the positioning plate 93 to be close to the central axis of the gear blank, leads the fixed block 97 to contact the end face of the gear blank, presses downwards, leads the gear blank to press the elastic telescopic rod 82 downwards under the positioning of the positioning plate 93 and the connecting frame 83, leads the clamping plate I87 to move downwards along with the connecting frame 83 due to the stress shrinkage of the elastic telescopic rod 82, the middle axis direction of the gear blank is overturned under the guide of the kidney-shaped hole of the clamping plate I87, the clamping plate II 88 contacts the inner processed surface of the gear blank under the action of the torsion spring in the overturning process and clings to the inner wall surface, the clamping plate I87 contacts the inner processed surface of the gear blank close to the end surface, the contact teeth 89 contact and fix the inner side wall of the gear blank, meanwhile, the fixing ring 95 contacts the end surface of the gear blank along with the downward movement of the electric push rod 94 to clamp and fix the gear blank, the gear is prevented from being displaced in the external tooth processing, the processing precision is influenced, an operator switches a passage to one side of the fixing ring 95 through the reversing valve 77, in the processing process, the electric turntable 10 carries out auxiliary rotation according to the cutting of the external tooth indexing angle of the gear by the gear hobbing cutter 6, so that the electric turntable 10 drives the clamping component 8 and the collecting component 7 to integrally rotate, cutting oil is conveyed from the storage box 76 to the fixing ring 95 through a pipeline, is sprayed out of the second liquid outlet 96, falls on the surfaces of the gear blank and the first clamping plate 87, enters the first clamping plate 87 through the liquid inlet 810 at the top of the first clamping plate 87, flows out of the first liquid outlet 811, cools the bottom of the blank and the first clamping plate 87, prevents deformation caused by heat flow, reduces the heat flow generated in cutting by cooling the gear blank and the hobbing cutter 6 in processing, simultaneously reduces process friction and contributes to chip flow, prevents blocking, improves the surface finish of a processed workpiece, and improves the precision and quality of the workpiece.
The invention is intended to cover any alternatives, modifications, equivalents, and variations that fall within the spirit and scope of the invention. In the following description of preferred embodiments of the invention, specific details are set forth in order to provide a thorough understanding of the invention, and the invention will be fully understood to those skilled in the art without such details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail so as not to unnecessarily obscure aspects of the present invention.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (10)
1. The high-precision gear production and processing machine tool for the airplane transmission part is characterized by comprising a base, wherein a Z-axis sliding rail is arranged at the top of the base, a processing platform is arranged at the top of the base, a spindle box is arranged on one side of the Z-axis sliding rail, a cutter shaft seat is arranged at the bottom of the spindle box, a gear hobbing cutter is nested and arranged at the inner side of the cutter shaft seat, and an electric turntable is arranged at the top of the processing platform;
The collection assembly is mounted on the top of the electric turntable and is used for collecting cutting scraps and recycling cutting oil;
The clamping assembly is arranged at the top of the collecting assembly and used for clamping and fixing the gear blank;
And the auxiliary assembly is mounted on the side wall of the clamping assembly and is used for carrying out auxiliary clamping on the gear blank.
2. The machine tool for producing and processing high-precision gears for aircraft transmission parts according to claim 1, wherein the collection assembly comprises a recovery tank, the recovery tank is mounted on the top of the electric turntable, filter plates are mounted on the inner side of the recovery tank in a nested manner, and scraping plates are symmetrically arranged on the outer side walls of the filter plates.
3. The high-precision gear production and processing machine tool for the aircraft transmission component according to claim 2, wherein one side of the scraper is connected with a scraper frame, the scraper frame is installed at the top of the processing platform, the bottom of the recovery tank is connected with a liquid discharge pipe in a through manner, the liquid discharge pipe is connected to a storage tank through pumping, the storage tank is installed at one side of the Z-axis sliding rail, and one side of the storage tank is connected with a reversing valve through a pipeline.
4. The high-precision gear production and processing machine tool for the aircraft transmission component according to claim 3, wherein the filter plate is arranged in a truncated cone shape, filter holes are formed in the surface of the filter plate, abrasion-resistant materials are used for the scraping plates, the scraping plates are tightly attached to the surface of the filter plate and the bottom surface of the recovery tank, the liquid discharge pipe is nested in the center position of the inner side of the electric turntable, and a hose is used for the liquid discharge pipe.
5. The machine tool according to claim 4, wherein the clamping assembly comprises a mounting base plate, the mounting base plate is mounted on the top of the filter plate, an elastic telescopic rod is mounted on the top of the mounting base plate, the end portion of the elastic telescopic rod is connected with a connecting frame, a fixing sleeve is mounted on the inner side of the connecting frame in a nested manner, a sliding rod is mounted on the inner side of the fixing sleeve in a nested manner, the sliding rod slides on the inner side of the fixing sleeve, and a contact ring is mounted on the outer side of the sliding rod in a sleeved manner.
6. The high-precision gear production and processing machine tool for the aircraft transmission component according to claim 5, wherein clamping plates I are arranged on the outer side of the connecting frame in an equiangular distribution mode, one ends of the clamping plates I are installed on the outer side of the connecting frame in a pin joint mode, the clamping plates I are installed on the inner side of a bracket of the installation base plate in a pin joint mode, a torsion spring on one side of each clamping plate I is connected with the clamping plates II, contact teeth are arranged on one side, close to the top, of each clamping plate I, liquid inlet holes are formed in the top of each clamping plate I, liquid outlet holes are formed in one side, which are communicated through an inner channel of each clamping plate I, of each clamping plate I in an equidistant distribution mode.
7. The high-precision gear production and processing machine tool for the aircraft transmission component according to claim 6, wherein the installation base plate and the filter plate are coaxially arranged and installed, the installation base plate is provided with a liquid leakage hole, the elastic telescopic rod is perpendicular to the installation base plate and is arranged and installed, the first clamping plate is provided with a waist-shaped hole, the first clamping plate is provided with three groups, and the liquid inlet holes are arranged as inverted cones.
8. The high-precision gear production and processing machine tool for the aircraft transmission component according to claim 7, wherein the auxiliary assembly comprises a threaded shaft, the threaded shaft is mounted at the top of the sliding rod, a contact plate is connected to the outer side of the threaded shaft in a threaded manner, positioning plates are arranged on the outer side of the sliding rod in an equiangular distribution mode, the positioning plates are mounted on the inner side of a support of the mounting base plate in a pinned mode, an electric push rod is arranged on one side of the processing platform, a fixing ring is sleeved on the outer side of the electric push rod, liquid outlet holes II are formed in the inner side of the fixing ring in an equiangular distribution mode, and the liquid outlet holes II are formed in the inner side of the fixing ring in an equidistant distribution mode.
9. The high-precision gear production and processing machine tool for the airplane transmission part according to claim 8, wherein the inner slotted hole of the fixed ring is connected with the reversing valve through a pipeline, the end part of the electric push rod is connected with a fixed block, the surface of the fixed block is provided with liquid outlet holes III in equal-angle distribution, and the inner slotted hole of the fixed block is connected with the reversing valve through a pipeline.
10. The high-precision gear production and processing machine tool for the aircraft transmission component according to claim 9, wherein limiting check rings are arranged at two ends of the threaded shaft, the positioning plate is of an L shape, clamping grooves with different widths are formed in the contact surface of the positioning plate, the triggering end of the positioning plate is arranged below the contact ring, the triggering end of the positioning plate is of a circular arc shape, the electric push rod is perpendicular to the top surface of the contact plate, threaded holes are formed in the inner side of the fixing block, and the fixing block and the threaded shaft can be in threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410794111.8A CN118492511A (en) | 2024-06-19 | 2024-06-19 | High-precision gear production machine tool for airplane transmission part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410794111.8A CN118492511A (en) | 2024-06-19 | 2024-06-19 | High-precision gear production machine tool for airplane transmission part |
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| Publication Number | Publication Date |
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| CN118492511A true CN118492511A (en) | 2024-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410794111.8A Pending CN118492511A (en) | 2024-06-19 | 2024-06-19 | High-precision gear production machine tool for airplane transmission part |
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| CN (1) | CN118492511A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120516099A (en) * | 2025-07-24 | 2025-08-22 | 江苏新隆通用设备有限公司 | A clamping device for production of mechanical parts |
| CN120941101A (en) * | 2025-10-17 | 2025-11-14 | 南通沃特力机械制造有限公司 | A positioning and clamping mechanism for processing water pump housing |
-
2024
- 2024-06-19 CN CN202410794111.8A patent/CN118492511A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120516099A (en) * | 2025-07-24 | 2025-08-22 | 江苏新隆通用设备有限公司 | A clamping device for production of mechanical parts |
| CN120516099B (en) * | 2025-07-24 | 2025-12-02 | 江苏新隆通用设备有限公司 | A clamping device for the production of mechanical parts |
| CN120941101A (en) * | 2025-10-17 | 2025-11-14 | 南通沃特力机械制造有限公司 | A positioning and clamping mechanism for processing water pump housing |
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