CN111730417A - High-compression-resistance eccentric cover for machine tool and forming process thereof - Google Patents
High-compression-resistance eccentric cover for machine tool and forming process thereof Download PDFInfo
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- CN111730417A CN111730417A CN202010675077.4A CN202010675077A CN111730417A CN 111730417 A CN111730417 A CN 111730417A CN 202010675077 A CN202010675077 A CN 202010675077A CN 111730417 A CN111730417 A CN 111730417A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 210000003781 tooth socket Anatomy 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 238000005520 cutting process Methods 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 13
- 238000005266 casting Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 8
- 238000003754 machining Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000005498 polishing Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000005336 cracking Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 238000005242 forging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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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
- B23Q27/00—Geometrical mechanisms for the production of work of particular shapes, not fully provided for in another subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
The invention discloses a high pressure-resistant eccentric cover for a machine tool and a forming process thereof, and the high pressure-resistant eccentric cover comprises an upper eccentric sleeve, a lower eccentric sleeve, an eccentric runner and a movable mounting opening, wherein the eccentric runner can eccentrically rotate at a position between the upper eccentric sleeve and the lower eccentric sleeve, a runner tooth socket on a central base wheel in the eccentric runner is mutually meshed and connected with an inner tooth socket in an inner gear ring, a buffer groove is arranged at the rear side of the inner gear ring and is filled with two groups of buffer washers, the buffer washers provide buffer force for the inner gear ring and the central base wheel in the long-time eccentric rotation process of the eccentric runner, so that the friction loss in the rotation process of the central base wheel is reduced, the central base wheel and the inner gear ring are effectively protected under the action of external high-strength impact force, the problems of cracking or fracture and the like are avoided, the friction loss in the eccentric cover part is reasonably reduced, and the impact resistance of the eccentric cover part is improved, effectively prolonging the service life of the eccentric cover.
Description
Technical Field
The invention relates to the technical field of machine tool accessories, in particular to a high-pressure-resistant eccentric cover for a machine tool and a forming process thereof.
Background
The machine tool is a machine for manufacturing machines, also called a machine tool or a machine tool, and is conventionally called a machine tool for short, and generally divided into a metal cutting machine tool, a forging machine tool, a woodworking machine tool and the like, wherein a plurality of methods for processing mechanical parts in modern machine manufacturing are provided, including cutting processing, casting, forging, welding, stamping, extruding and the like, but parts with higher precision requirements and thinner surface roughness requirements are generally required to be finally processed on the machine tool by a cutting method, the machine tool plays an important role in national economy and modernization construction, wherein an eccentric cover is an important part of a switching part in the machine tool, annular motion of the connecting part on the same horizontal plane can be realized through interaction of a group of parts with different circle centers, so that the machine tool can process the parts at different angles in various directions, and the pressure-bearing strength of the eccentric cover in the prior art is weaker, and the abrasion degree of the eccentric part is serious due to long-time movement, and the risk that the part of the eccentric cover is cracked or even broken easily occurs, so that the processing quality of the part being processed is influenced, and the processing precision of the part is greatly reduced after the eccentric cover is cracked.
Disclosure of Invention
The invention aims to provide a high-pressure-resistant eccentric cover for a machine tool and a forming process thereof, wherein an eccentric rotating wheel can eccentrically rotate at a position between an upper eccentric sleeve and a lower eccentric sleeve, a rotating wheel tooth groove on a central base wheel in the eccentric rotating wheel is mutually meshed and connected with an inner tooth groove in an inner tooth ring, a buffer groove is arranged at the rear side of the inner tooth ring and is filled with two groups of buffer gaskets, and the buffer gaskets provide buffer force for the inner tooth ring and the central base wheel in the long-time eccentric rotation process of the eccentric rotating wheel, so that the friction loss in the rotation process of the central base wheel is reduced, the central base wheel and the inner tooth ring are effectively protected under the action of external high-strength impact force, the problems of cracking or breaking of the central base wheel and the inner tooth ring are avoided, the service life of the eccentric cover is effectively prolonged, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a high resistance to compression type eccentric cover for lathe, includes eccentric cover, eccentric runner and movable mounting opening down, eccentric cover under the downside installation of going up eccentric cover, go up eccentric cover and the inboard contact site installation eccentric runner of eccentric cover down, the lateral surface of going up eccentric cover and eccentric cover down is equipped with the movable mounting opening.
Preferably, go up eccentric cover and include shell, upper end opening, fixed counter bore, screw rod hole, fixation nut, go up and merge the fishplate bar, go up the dashpot and go up the activity groove, the upper end inboard of going up the shell is equipped with the upper end opening, the lateral surface of going up the shell is equipped with fixed counter bore, the bottom of fixed counter bore is equipped with the screw rod hole, set up fixation nut in the fixed counter bore, the bottom outside of going up the shell is equipped with merges the fishplate bar, the inboard center department of going up and merging the fishplate bar is equipped with the activity groove, the outside of going up the activity groove is equipped with the dashpot.
Preferably, the eccentric sleeve includes shell, lower extreme opening, screw rod base, link up the screw rod down, closes the joint plate, dashpot, activity groove, cushion washer, interior becket under, the bottom inboard of shell is equipped with the lower extreme opening down, the upper end outside of shell is equipped with the screw rod base down, the inboard of screw rod base is equipped with and link up the screw rod, the upside of shell is equipped with down and closes the joint plate down, the inside that closes the joint plate down is equipped with down the activity groove, the outside of activity groove is equipped with down the dashpot down, install cushion washer in the dashpot down, the becket in the installation of activity inslot down, the medial surface of interior becket is equipped with interior cogket.
Preferably, the eccentric runner includes central base wheel, runner tooth's socket, spacing disc, sleeve pipe bayonet socket, fixed sleeve, outer rabbet, buffer spring and equipment cardboard, the outside of central base wheel is equipped with the runner tooth's socket, the upper and lower both sides of central base wheel are equipped with spacing disc respectively, be equipped with the sleeve pipe bayonet socket on the spacing disc, be equipped with fixed sleeve in the sleeve pipe bayonet socket, fixed sleeve's top is equipped with outer rabbet, the inboard spacing disc center department of fixed sleeve is equipped with buffer spring, buffer spring's end is equipped with the equipment cardboard.
Preferably, the eccentric rotating wheel has two structures of a fixed sleeve arranged on one side and a fixed sleeve arranged in two directions.
Preferably, the eccentric runner is nested in an inner tooth groove on the inner side of the inner tooth ring.
The invention provides another technical scheme: a molding process of a high pressure resistant eccentric cover for a machine tool comprises the following steps:
the method comprises the following steps: casting and processing an eccentric sleeve, namely heating and melting a steel ingot into molten steel, casting the molten steel into a forming die of the eccentric sleeve for one-step forming operation, standing and cooling until the molten steel in the die is cooled and solidified into two groups of blanks, perforating the center of each blank by using cutting equipment, polishing and grinding the side wall of the perforated part by using grinding equipment, and cutting and processing a movable mounting opening at an outer ring;
step two: pouring and processing the combined joint plates, pouring molten steel into a forming die of the combined joint plates, standing and cooling to obtain two groups of combined joint plates, classifying the two groups of combined joint plates into an upper combined joint plate and a lower combined joint plate, and sequentially processing an upper movable groove and a lower movable groove as well as an upper buffer groove and a lower buffer groove in the upper combined joint plate and the lower combined joint plate;
step three: processing an eccentric sleeve, namely processing a fixed counter bore and a screw hole in sequence at a position between movable mounting openings of an upper eccentric sleeve by using drilling equipment, welding a screw base and a through screw in sequence at a position between the movable mounting openings of a lower eccentric sleeve, nesting two groups of buffer washers in a lower buffer groove, and embedding an inner toothed ring in the lower movable groove in a clamping manner;
step four: pouring and processing the eccentric rotating wheel, pouring molten steel into a forming die of the central base wheel for one-step forming, sequentially cutting and processing a limiting disc and a sleeve bayonet at reserved forming parts on the upper side and the lower side of the central base wheel, welding a buffer spring and an assembly clamping plate assembly at the central part in the sleeve bayonet, and finally nesting and welding the fixed sleeve in the sleeve bayonet;
step five: and assembling the eccentric cover, namely embedding the eccentric rotating wheel in an inner tooth groove in the inner tooth ring, penetrating a through screw rod in the lower eccentric sleeve through a screw rod hole in the upper eccentric sleeve, fixing the screw rod by using a fixing nut in the fixing counter bore, combining the upper buffer groove and the lower buffer groove, combining the upper movable groove and the lower movable groove, and finishing the forming and assembling.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a high pressure-resistant eccentric cover for a machine tool and a molding process thereof, an eccentric rotating wheel can eccentrically rotate at a position between an upper eccentric sleeve and a lower eccentric sleeve, wherein the runner tooth groove on the central base wheel in the eccentric runner is meshed with the inner tooth groove in the inner gear ring, the buffer groove is arranged at the rear side of the inner gear ring and is filled with two groups of buffer gaskets, the buffer gasket provides buffer force for the inner gear ring and the central base wheel in the process of long-time eccentric rotation of the eccentric rotating wheel, the eccentric cover component has the advantages that the friction loss in the rotating process of the central base wheel is reduced, the central base wheel and the inner gear ring are effectively protected under the action of external high-strength impact force, and the problems of cracking or fracture and the like are avoided.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic cross-sectional front view of the present invention;
FIG. 3 is a schematic cross-sectional view of the upper eccentric sleeve of the present invention;
FIG. 4 is a schematic cross-sectional view of the lower eccentric sleeve of the present invention;
FIG. 5 is a schematic top view of the eccentric runner of the present invention;
FIG. 6 is a schematic cross-sectional view of an eccentric rotor according to a first embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of an eccentric rotor according to a second embodiment of the present invention;
FIG. 8 is a flow chart of the forming process of the present invention.
In the figure: 1. an upper eccentric sleeve; 101. an upper housing; 102. the upper end is open; 103. fixing the counter bore; 104. a screw hole; 105. fixing a nut; 106. an upper combining joint plate; 107. an upper buffer tank; 108. an upper movable groove; 2. a lower eccentric sleeve; 21. a lower housing; 22. the lower end is open; 23. a screw base; 24. a through screw; 25. a lower combining plate; 26. a lower buffer tank; 27. a lower movable groove; 28. a cushion washer; 29. an inner gear ring; 210. an inner tooth socket; 3. an eccentric runner; 31. a central base wheel; 32. a runner gullet; 33. a limiting disc; 34. a sleeve bayonet; 35. fixing the sleeve; 36. an external embedding opening; 37. a buffer spring; 38. assembling a clamping plate; 4. and a movable mounting opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-2, a high pressure-resistant eccentric cover for a machine tool includes an upper eccentric sleeve 1, a lower eccentric sleeve 2, an eccentric runner 3 and a movable mounting opening 4, wherein the lower side of the upper eccentric sleeve 1 is provided with the lower eccentric sleeve 2, the contact part between the upper eccentric sleeve 1 and the inner side of the lower eccentric sleeve 2 is provided with the eccentric runner 3, and the outer side surfaces of the upper eccentric sleeve 1 and the lower eccentric sleeve 2 are provided with the movable mounting opening 4.
Referring to fig. 3, the upper eccentric sleeve 1 includes an upper housing 101, an upper end opening 102, a fixing counter bore 103, a screw hole 104, a fixing nut 105, an upper combining joint plate 106, an upper buffer groove 107, and an upper movable groove 108, the upper end inner side of the upper housing 101 is provided with the upper end opening 102, the outer side surface of the upper housing 101 is provided with the fixing counter bore 103, the bottom of the fixing counter bore 103 is provided with the screw hole 104, the fixing nut 105 is disposed in the fixing counter bore 103, the bottom end outer side of the upper housing 101 is provided with the upper combining joint plate 106, the inner side center of the upper combining joint plate 106 is provided with the upper movable groove 108, and the outer side of the upper movable.
Referring to fig. 4, the lower eccentric sleeve 2 includes a lower housing 21, a lower end opening 22, a screw base 23, a through screw 24, a lower combining plate 25, a lower buffer groove 26, a lower movable groove 27, a buffer washer 28, an inner toothed ring 29 and an inner toothed groove 210, the lower end opening 22 is disposed on the inner side of the bottom end of the lower housing 21, the screw base 23 is disposed on the outer side of the upper end of the lower housing 21, the through screw 24 is disposed on the inner side of the screw base 23, the lower combining plate 25 is disposed on the upper side of the lower housing 21, the lower movable groove 27 is disposed inside the lower combining plate 25, the lower buffer groove 26 is disposed on the outer side of the lower movable groove 27, the buffer washer 28 is disposed in the lower buffer groove 26, the inner toothed ring 29 is disposed in the lower movable groove 27, the inner toothed groove 210 is disposed on the inner side surface of the inner toothed ring 29, and the rotating wheel 3 is.
Referring to fig. 5-6, the eccentric wheel 3 includes a central base wheel 31, a wheel tooth space 32, a limiting disc 33, a sleeve bayonet 34, a fixed sleeve 35, an external fitting opening 36, a buffer spring 37 and an assembling catch plate 38, the wheel tooth space 32 is disposed on the outer side of the central base wheel 31, the limiting discs 33 are disposed on the upper and lower sides of the central base wheel 31, the sleeve bayonet 34 is disposed on the limiting discs 33 on the upper and lower sides, the fixed sleeve 35 is disposed in the sleeve bayonet 34, the external fitting opening 36 is disposed on the top of the fixed sleeve 35, the buffer spring 37 is disposed in the center of the limiting disc 33 on the inner side of the fixed sleeve 35, the assembling catch plate 38 is disposed at the end of the buffer spring 37, the eccentric wheel 3 is a structure with the fixed sleeve 35 disposed in both directions.
Referring to fig. 8, in order to better show the forming process of the high pressure-resistant eccentric cover for the machine tool, the present embodiment now provides a forming process of the high pressure-resistant eccentric cover for the machine tool, which includes the following steps:
the method comprises the following steps: casting and processing an eccentric sleeve, namely heating and melting a steel ingot into molten steel, casting the molten steel into a forming die of the eccentric sleeve for one-step forming operation, standing and cooling until the molten steel in the die is cooled and solidified into two groups of blanks, perforating the center of each blank by using cutting equipment, polishing and grinding the side wall of the perforated part by using grinding equipment, and cutting and processing a movable mounting opening 4 at an outer ring;
step two: pouring and processing the combined joint plates, pouring molten steel into a forming die of the combined joint plates, standing and cooling to obtain two groups of combined joint plates, classifying the two groups of combined joint plates into an upper combined joint plate 106 and a lower combined joint plate 25, and sequentially processing an upper movable groove 108, a lower movable groove 27, an upper buffer groove 107 and a lower buffer groove 26 in the upper combined joint plate 106 and the lower combined joint plate 25;
step three: machining an eccentric sleeve, namely machining a fixed counter bore 103 and a screw hole 104 in sequence at a position between movable mounting openings 4 of an upper eccentric sleeve 1 by using drilling equipment, welding a screw base 23 and a through screw 24 in sequence at a position between the movable mounting openings 4 of a lower eccentric sleeve 2, nesting two groups of buffer gaskets 28 in a lower buffer groove 26, and nesting an inner toothed ring 29 in a lower movable groove 27;
step four: pouring and processing the eccentric rotating wheel, pouring molten steel into a forming die of the central base wheel 31 for one-step forming, sequentially cutting and processing a limiting disc 33 and a sleeve bayonet 34 at reserved forming parts on the upper side and the lower side of the central base wheel 31, welding a buffer spring 37 and an assembly clamping plate 38 assembly at the central part in the sleeve bayonet 34, and finally nesting and welding a fixed sleeve 35 in the sleeve bayonet 34;
step five: assembling the eccentric cover, nesting the eccentric runner 3 in an inner tooth socket 210 in the inner tooth ring 29, penetrating a through screw 24 in the lower eccentric sleeve 2 through a screw hole 104 in the upper eccentric sleeve 1, fixing by using a fixing nut 105 in a fixing counter bore 103, merging an upper buffer groove 107 and a lower buffer groove 26, merging an upper movable groove 108 and a lower movable groove 27, and completing the forming and assembling.
Example two:
referring to fig. 1-2, a high pressure-resistant eccentric cover for a machine tool includes an upper eccentric sleeve 1, a lower eccentric sleeve 2, an eccentric runner 3 and a movable mounting opening 4, wherein the lower side of the upper eccentric sleeve 1 is provided with the lower eccentric sleeve 2, the contact part between the upper eccentric sleeve 1 and the inner side of the lower eccentric sleeve 2 is provided with the eccentric runner 3, and the outer side surfaces of the upper eccentric sleeve 1 and the lower eccentric sleeve 2 are provided with the movable mounting opening 4.
Referring to fig. 3, the upper eccentric sleeve 1 includes an upper housing 101, an upper end opening 102, a fixing counter bore 103, a screw hole 104, a fixing nut 105, an upper combining joint plate 106, an upper buffer groove 107, and an upper movable groove 108, the upper end inner side of the upper housing 101 is provided with the upper end opening 102, the outer side surface of the upper housing 101 is provided with the fixing counter bore 103, the bottom of the fixing counter bore 103 is provided with the screw hole 104, the fixing nut 105 is disposed in the fixing counter bore 103, the bottom end outer side of the upper housing 101 is provided with the upper combining joint plate 106, the inner side center of the upper combining joint plate 106 is provided with the upper movable groove 108, and the outer side of the upper movable.
Referring to fig. 4, the lower eccentric sleeve 2 includes a lower housing 21, a lower end opening 22, a screw base 23, a through screw 24, a lower combining plate 25, a lower buffer groove 26, a lower movable groove 27, a buffer washer 28, an inner toothed ring 29 and an inner toothed groove 210, the lower end opening 22 is disposed on the inner side of the bottom end of the lower housing 21, the screw base 23 is disposed on the outer side of the upper end of the lower housing 21, the through screw 24 is disposed on the inner side of the screw base 23, the lower combining plate 25 is disposed on the upper side of the lower housing 21, the lower movable groove 27 is disposed inside the lower combining plate 25, the lower buffer groove 26 is disposed on the outer side of the lower movable groove 27, the buffer washer 28 is disposed in the lower buffer groove 26, the inner toothed ring 29 is disposed in the lower movable groove 27, the inner toothed groove 210 is disposed on the inner side surface of the inner toothed ring 29, and the rotating wheel 3 is.
Referring to fig. 5 and 7, the eccentric rotating wheel 3 includes a central base wheel 31, a rotating wheel tooth space 32, a limiting disc 33, a sleeve bayonet 34, a fixing sleeve 35, an external fitting opening 36, a buffer spring 37 and an assembling clamping plate 38, the rotating wheel tooth space 32 is disposed on the outer side of the central base wheel 31, the limiting disc 33 is disposed on the upper side and the lower side of the central base wheel 31, the sleeve bayonet 34 is disposed on the limiting disc 33 on the upper end, the fixing sleeve 35 is disposed in the sleeve bayonet 34, the external fitting opening 36 is disposed on the top of the fixing sleeve 35, the buffer spring 37 is disposed in the center of the limiting disc 33 inside the fixing sleeve 35, the assembling clamping plate 38 is disposed at the tail end of the buffer spring 37, the eccentric rotating wheel 3 is a structure with the fixing sleeve 35 disposed in one direction, and is suitable for.
Referring to fig. 8, in order to better show the forming process of the high pressure-resistant eccentric cover for the machine tool, the present embodiment now provides a forming process of the high pressure-resistant eccentric cover for the machine tool, which includes the following steps:
the method comprises the following steps: casting and processing an eccentric sleeve, namely heating and melting a steel ingot into molten steel, casting the molten steel into a forming die of the eccentric sleeve for one-step forming operation, standing and cooling until the molten steel in the die is cooled and solidified into two groups of blanks, perforating the center of each blank by using cutting equipment, polishing and grinding the side wall of the perforated part by using grinding equipment, and cutting and processing a movable mounting opening 4 at an outer ring;
step two: pouring and processing the combined joint plates, pouring molten steel into a forming die of the combined joint plates, standing and cooling to obtain two groups of combined joint plates, classifying the two groups of combined joint plates into an upper combined joint plate 106 and a lower combined joint plate 25, and sequentially processing an upper movable groove 108, a lower movable groove 27, an upper buffer groove 107 and a lower buffer groove 26 in the upper combined joint plate 106 and the lower combined joint plate 25;
step three: machining an eccentric sleeve, namely machining a fixed counter bore 103 and a screw hole 104 in sequence at a position between movable mounting openings 4 of an upper eccentric sleeve 1 by using drilling equipment, welding a screw base 23 and a through screw 24 in sequence at a position between the movable mounting openings 4 of a lower eccentric sleeve 2, nesting two groups of buffer gaskets 28 in a lower buffer groove 26, and nesting an inner toothed ring 29 in a lower movable groove 27;
step four: pouring and processing the eccentric rotating wheel, pouring molten steel into a forming die of the central base wheel 31 for one-step forming, sequentially cutting and processing a limiting disc 33 and a sleeve bayonet 34 at reserved forming parts on the upper side and the lower side of the central base wheel 31, welding a buffer spring 37 and an assembly clamping plate 38 assembly at the central part in the sleeve bayonet 34, and finally nesting and welding a fixed sleeve 35 in the sleeve bayonet 34;
step five: assembling the eccentric cover, nesting the eccentric runner 3 in an inner tooth socket 210 in the inner tooth ring 29, penetrating a through screw 24 in the lower eccentric sleeve 2 through a screw hole 104 in the upper eccentric sleeve 1, fixing by using a fixing nut 105 in a fixing counter bore 103, merging an upper buffer groove 107 and a lower buffer groove 26, merging an upper movable groove 108 and a lower movable groove 27, and completing the forming and assembling.
The working principle of the invention is as follows: the invention relates to a high pressure resistance type eccentric cover for a machine tool and a forming process thereof.A eccentric rotating wheel 3 can eccentrically rotate at a position between an upper eccentric sleeve 1 and a lower eccentric sleeve 2, wherein a rotating wheel tooth groove 32 on a central base wheel 31 in the eccentric rotating wheel 3 is mutually meshed and connected with an inner tooth groove 210 in an inner toothed ring 29, a buffer groove is arranged at the position at the rear side of the inner toothed ring 29 and is filled with two groups of buffer gaskets 28, and the buffer gaskets 28 provide buffer force for the inner toothed ring 29 and the central base wheel 31 in the long-time eccentric rotation process of the eccentric rotating wheel 3, so that the friction loss in the rotation process of the central base wheel 31 is reduced, and the central base wheel 31 and the inner toothed ring 29 are effectively protected under the action of external high-strength impact force, and the problems of cracking or breaking and the like are avoided.
In summary, the following steps: the invention is a high pressure-resistant eccentric cover for machine tool and its forming process, the eccentric runner 3 can rotate eccentrically at the position between the upper eccentric sleeve 1 and the lower eccentric sleeve 2, wherein the runner tooth slot 32 on the central base wheel 31 in the eccentric runner 3 is meshed with the inner tooth slot 210 in the inner toothed ring 29, the rear side of the inner toothed ring 29 is provided with a buffer slot and is filled with two groups of buffer washers 28, in the process of long-time eccentric rotation of the eccentric runner 3, the buffer washers 28 provide buffer force to the inner toothed ring 29 and the central base wheel 31, thereby reducing the friction loss in the rotation process of the central base wheel 31, and under the action of external high-strength impact force, effectively protecting the central base wheel 31 and the inner toothed ring 29, avoiding the problems of cracking or breaking, etc. the invention has complete and reasonable structure, reasonably reducing the friction loss in the eccentric cover component and improving the impact resistance thereof, effectively prolonging the service life of the eccentric cover.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (7)
1. The utility model provides a high resistance to compression type eccentric cover for lathe, includes eccentric cover (1), eccentric cover (2), eccentric runner (3) and movable mounting opening (4) down, its characterized in that: the lower side of the upper eccentric sleeve (1) is provided with a lower eccentric sleeve (2), the contact part between the upper eccentric sleeve (1) and the inner side of the lower eccentric sleeve (2) is provided with an eccentric rotating wheel (3), and the outer side surfaces of the upper eccentric sleeve (1) and the lower eccentric sleeve (2) are provided with movable mounting openings (4).
2. The high pressure resistance type eccentric cover for machine tool according to claim 1, wherein: go up eccentric bushing (1) and include shell (101), upper end opening (102), fixed counter bore (103), screw rod hole (104), fixation nut (105), go up and merge fishplate bar (106), go up buffer slot (107) and go up movable groove (108), the upper end inboard of going up shell (101) is equipped with upper end opening (102), the lateral surface of going up shell (101) is equipped with fixed counter bore (103), the bottom of fixed counter bore (103) is equipped with screw rod hole (104), set up fixation nut (105) in fixed counter bore (103), the bottom outside of going up shell (101) is equipped with and merges fishplate bar (106), the inboard center department of going up and merging fishplate bar (106) is equipped with movable groove (108), the outside of going up movable groove (108) is equipped with buffer slot (107).
3. The high pressure resistance type eccentric cover for machine tool according to claim 1, wherein: the lower eccentric sleeve (2) comprises a lower shell (21), a lower end opening (22), a screw rod base (23), a through screw rod (24), a lower combining plate (25), a lower buffer groove (26), a lower movable groove (27), a buffer gasket (28), an inner toothed ring (29) and an inner toothed groove (210), wherein the lower end opening (22) is arranged on the inner side of the bottom end of the lower shell (21), the screw rod base (23) is arranged on the outer side of the upper end of the lower shell (21), the through screw rod (24) is arranged on the inner side of the screw rod base (23), the lower combining plate (25) is arranged on the upper side of the lower shell (21), the lower movable groove (27) is arranged inside the lower combining plate (25), the lower buffer groove (26) is arranged on the outer side of the lower movable groove (27), the buffer gasket (28) is arranged in the lower buffer groove (26), the inner toothed ring (29) is arranged in the lower movable groove (27), an inner tooth groove (210) is formed in the inner side face of the inner tooth ring (29).
4. The high pressure resistance type eccentric cover for machine tool according to claim 1, wherein: eccentric runner (3) include central base wheel (31), runner tooth's socket (32), spacing disc (33), sleeve pipe bayonet socket (34), fixed sleeve (35), inlay mouth (36), buffer spring (37) and equipment cardboard (38) outward, the outside of central base wheel (31) is equipped with runner tooth's socket (32), the upper and lower both sides of central base wheel (31) are equipped with spacing disc (33) respectively, be equipped with sleeve pipe bayonet socket (34) on spacing disc (33), be equipped with fixed sleeve pipe (35) in sleeve pipe bayonet socket (34), the top of fixed sleeve pipe (35) is equipped with outer mouthful (36), the inboard spacing disc (33) center department of fixed sleeve pipe (35) is equipped with buffer spring (37), the end of buffer spring (37) is equipped with equipment cardboard (38).
5. The high pressure resistant type eccentric cover for machine tool according to claim 4, wherein: the eccentric rotating wheel (3) is provided with two structures of a fixed sleeve (35) arranged on one side and a fixed sleeve (35) arranged in two directions.
6. A high pressure resistant type eccentric cover for machine tool according to claim 3, wherein: the eccentric rotating wheel (3) is nested in an inner tooth groove (210) on the inner side of the inner tooth ring (29).
7. A forming process of the high pressure resistant type eccentric cover for the machine tool according to any one of claims 1 to 6, comprising the steps of:
s1: casting and processing an eccentric sleeve, namely heating and melting a steel ingot into molten steel, casting the molten steel into a forming die of the eccentric sleeve for one-step forming operation, standing and cooling until the molten steel in the die is cooled and solidified into two groups of blanks, perforating the center of each blank by using cutting equipment, polishing and grinding the side wall of the perforated part by using grinding equipment, and cutting and processing a movable mounting opening (4) at an outer ring;
s2: pouring and processing the combined joint plates, pouring molten steel into a forming die of the combined joint plates, standing and cooling to obtain two groups of combined joint plates, classifying the two groups of combined joint plates into an upper combined joint plate (106) and a lower combined joint plate (25), and sequentially processing an upper movable groove (108), a lower movable groove (27), an upper buffer groove (107) and a lower buffer groove (26) in the upper combined joint plate (106) and the lower combined joint plate (25);
s3: machining an eccentric sleeve, namely machining a fixed counter bore (103) and a screw hole (104) in sequence at a position between movable mounting openings (4) of an upper eccentric sleeve (1) by using drilling equipment, welding a screw base (23) and a through screw (24) in sequence at a position between the movable mounting openings (4) of a lower eccentric sleeve (2), nesting two groups of buffer washers (28) in a lower buffer groove (26), and nesting an inner toothed ring (29) in a lower movable groove (27);
s4: pouring and processing the eccentric rotating wheel, pouring molten steel into a forming die of the central base wheel (31) for one-step forming, sequentially cutting and processing a limiting disc (33) and a sleeve bayonet (34) at reserved forming parts on the upper side and the lower side of the central base wheel (31), welding a buffer spring (37) and an assembly clamping plate (38) component at the central part in the sleeve bayonet (34), and finally nesting and welding a fixed sleeve (35) in the sleeve bayonet (34);
s5: assembling the eccentric cover, namely nesting the eccentric runner (3) in an inner tooth socket (210) in an inner tooth ring (29), penetrating a through screw (24) in the lower eccentric sleeve (2) through a screw hole (104) in the upper eccentric sleeve (1), fixing by using a fixing nut (105) in a fixing counter bore (103), combining an upper buffer groove (107) and a lower buffer groove (26), combining an upper movable groove (108) and a lower movable groove (27), and completing molding and assembling.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010675077.4A CN111730417B (en) | 2020-07-14 | 2020-07-14 | High-compression-resistance eccentric cover for machine tool and forming process thereof |
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| CN202010675077.4A CN111730417B (en) | 2020-07-14 | 2020-07-14 | High-compression-resistance eccentric cover for machine tool and forming process thereof |
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| CN111730417B CN111730417B (en) | 2021-06-22 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048253A (en) * | 1990-03-20 | 1991-01-02 | 袁正敏 | Curved bar cycloid gear transmission system |
| CN2100511U (en) * | 1991-04-16 | 1992-04-01 | 王时正 | Internal engagement epicycloidal oil pump |
| CN1740038A (en) * | 2005-07-19 | 2006-03-01 | 刘妙章 | Bicycle with eccentric wheel shaft |
| CN201209552Y (en) * | 2008-06-12 | 2009-03-18 | 宁波高新协力机电液有限公司 | Low flow pulsation internal gear pump |
| CN202674185U (en) * | 2012-07-20 | 2013-01-16 | 浙江顺天减速机制造有限公司 | Small-tooth-difference engagement type gear speed reducer |
| CN203665309U (en) * | 2014-01-26 | 2014-06-25 | 台州市永安机械有限公司 | Correction wheel |
| CN106576526A (en) * | 2016-09-30 | 2017-04-26 | 廖应良 | Single-traction adjustable eccentric differential air-suction type dibbler |
| CN210290722U (en) * | 2019-07-16 | 2020-04-10 | 浙江力邦合信智能制动系统股份有限公司 | Electronic parking actuator |
| CN111388278A (en) * | 2020-05-06 | 2020-07-10 | 合肥工业大学 | Phase-adjustable rehabilitation exercise training device with output track capable of being elliptical |
-
2020
- 2020-07-14 CN CN202010675077.4A patent/CN111730417B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048253A (en) * | 1990-03-20 | 1991-01-02 | 袁正敏 | Curved bar cycloid gear transmission system |
| CN2100511U (en) * | 1991-04-16 | 1992-04-01 | 王时正 | Internal engagement epicycloidal oil pump |
| CN1740038A (en) * | 2005-07-19 | 2006-03-01 | 刘妙章 | Bicycle with eccentric wheel shaft |
| CN201209552Y (en) * | 2008-06-12 | 2009-03-18 | 宁波高新协力机电液有限公司 | Low flow pulsation internal gear pump |
| CN202674185U (en) * | 2012-07-20 | 2013-01-16 | 浙江顺天减速机制造有限公司 | Small-tooth-difference engagement type gear speed reducer |
| CN203665309U (en) * | 2014-01-26 | 2014-06-25 | 台州市永安机械有限公司 | Correction wheel |
| CN106576526A (en) * | 2016-09-30 | 2017-04-26 | 廖应良 | Single-traction adjustable eccentric differential air-suction type dibbler |
| CN210290722U (en) * | 2019-07-16 | 2020-04-10 | 浙江力邦合信智能制动系统股份有限公司 | Electronic parking actuator |
| CN111388278A (en) * | 2020-05-06 | 2020-07-10 | 合肥工业大学 | Phase-adjustable rehabilitation exercise training device with output track capable of being elliptical |
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| CN111730417B (en) | 2021-06-22 |
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Effective date of registration: 20231122 Address after: No. 18 Xingye Road, Baochanshan Economic Park, Huanfeng Town, Hanshan County, Maanshan City, Anhui Province, 238100 Patentee after: Anhui Mingju Intelligent Equipment Co.,Ltd. Address before: 238100 No.18, Xingye Road, baochanshan economic Park, Hanshan County, Maanshan City, Anhui Province Patentee before: Anhui Juyuan Xinrui Precision Machinery Co.,Ltd. |
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