CN112719465A - Spiral bevel gear oil-gas lubricating system of vertical-horizontal conversion milling machine - Google Patents
Spiral bevel gear oil-gas lubricating system of vertical-horizontal conversion milling machine Download PDFInfo
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- CN112719465A CN112719465A CN202011537757.6A CN202011537757A CN112719465A CN 112719465 A CN112719465 A CN 112719465A CN 202011537757 A CN202011537757 A CN 202011537757A CN 112719465 A CN112719465 A CN 112719465A
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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
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- 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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Abstract
The invention discloses an oil-gas lubrication system for a spiral bevel gear of a vertical-horizontal conversion milling machine, which comprises a main motor, a main transmission shaft, a main shaft, an oil-gas cylinder and a cooling system, wherein the output end of the main motor is connected with a synchronous belt, the outer side of the main transmission shaft is provided with a shell, the bottom of the shell is provided with an oil-gas outlet pipe fitting, the tail end of the oil-gas outlet pipe is connected with the oil-gas cylinder, the top end of the oil-gas inlet pipe is connected with an oil-gas inlet pipe fitting, the top end of the inner side of the oil-gas inlet pipe fitting is fixedly provided with an atomization spray head, the right side of a fixed plate is provided with. This vertical and horizontal conversion milling machine spiral bevel gear oil-gas lubrication system is convenient for change and joins in marriage, can guarantee stably, can dismouting change overhaul, is convenient for guarantee fixed, airtight wait condition, can guarantee the stable cycle of oil gas, is convenient for in time provide oil gas and guarantee the lubrication.
Description
Technical Field
The invention relates to the technical field of machining centers, in particular to the technical field of paint lubricating systems, and specifically relates to an oil-gas lubricating system for a spiral bevel gear of a vertical-horizontal conversion milling machine.
Background
With the continuous development of industrial technology, the machining technology of mechanical parts is continuously improved, the indexes such as the quality precision of a targeted machining center are also continuously improved, and when the machining center is used, if a good oil-gas lubricating system is adopted, the service life of the machining center can be greatly prolonged, the abrasion is reduced, and the like;
at present, most machining centers still do not have an oil-gas lubrication system when working and using, but work and use in a reverse mode of manual lubrication, for example, Chinese patent invention with the publication number of CN 100528429C proposes a spindle box system in a vertical and horizontal machining center, which belongs to the technical field of machining centers, the invention comprises a spindle head, a spindle box body, a transmission shaft in the spindle box body, a positioning device and a transmission assembly formed by a spindle head tensioning device, the invention slants a main motor by 45 degrees, drives a spindle or a spindle head to move through a synchronous toothed belt, when the vertical and horizontal transformation is carried out, the spindle is firstly oriented at the transformation position, the spindle head tensioning oil cylinder releases a positioning fluted disc to disengage, simultaneously, an internal gear and an external gear are meshed, the main motor is connected with the spindle head, the main motor drives the spindle head to rotate by 180 degrees to another working position, the in-place signal is detected by an encoder, and automatic tool changing can be, after the main motor is obliquely arranged on the vertical and horizontal conversion head, the transmission structure is greatly simplified, the miniaturization of the main shaft head is realized, and the production cost is also greatly reduced; however, when the spiral bevel gear oil-gas lubricating system is used, the arrangement of the oil-gas lubricating system is not targeted, long-term use is difficult to guarantee, the special existing oil-gas lubricating system is inconvenient to disassemble and assemble when being used, is not beneficial to guaranteeing conditions of fixing, closing and the like, is not beneficial to guaranteeing stable oil-gas recycling, is not convenient to guarantee timely oil gas supply, and is not beneficial to guaranteeing lubrication, so that the spiral bevel gear oil-gas lubricating system of the vertical-horizontal conversion milling machine is provided, and the problems provided in the prior art are solved conveniently.
Disclosure of Invention
The invention aims to provide an oil-gas lubrication system for a spiral bevel gear of a vertical-horizontal conversion milling machine, which aims to solve the problems that most of the existing spiral bevel gears of the vertical-horizontal conversion milling machine provided by the background art do not have a targeted oil-gas lubrication system, the existing oil-gas lubrication system is inconvenient to assemble and disassemble, is not beneficial to ensuring conditions such as fixation and sealing, is not beneficial to ensuring stable oil-gas recycling, is inconvenient to ensure timely oil-gas supply and is not beneficial to ensuring lubrication.
In order to achieve the purpose, the invention provides the following technical scheme: a spiral bevel gear oil-gas lubrication system of a vertical-horizontal conversion milling machine comprises a main motor, a main transmission shaft, a main shaft, an oil-gas cylinder and a cooling system, wherein the output end of the main motor is connected with a synchronous belt, the inner side of the top end of the synchronous belt is provided with the main transmission shaft, the outer side of the main transmission shaft is provided with a shell, the bottom end of the main transmission shaft is connected with the main shaft through the spiral bevel gear, the bottom of the shell is provided with an oil-gas outlet pipe fitting, the outer side of the oil-gas outlet pipe fitting is connected with an oil-gas outlet pipeline, the tail end of the oil-gas outlet pipeline is connected with the oil-gas cylinder, the top of the oil-gas cylinder is provided with an oil-gas inlet pipeline, the top end of the oil-gas inlet pipeline is connected with an oil-gas inlet pipe fitting, a second one-way valve, and the inboard of clamp plate has seted up the mounting groove, the outside of clamp plate is provided with the shock insulator, and the outside of shock insulator is provided with gland nut, the set casing is installed to the bottom of oil gas jar, and the inside of set casing is provided with cooling system, the top of set casing is provided with protruding chamber, and the outside in protruding chamber is connected with the connecting pipe to the top of connecting pipe is connected with the air pump.
Preferably, mechanical seals are arranged between the main transmission shaft and the shell and between the main shaft and the shell, and the outer space of the spiral bevel gear forms a closed space among the main transmission shaft, the shell and the main shaft through the mechanical seals.
Preferably, go out the bottom of oil gas pipe spare correspondence interlude block at the casing, and the internally mounted of going out oil gas pipe spare has first check valve to go out oil gas pipe spare and pass through hose clamp and oil gas pipeline fixed connection, be the one-to-one setting between hose clamp and the draw-in groove moreover.
Preferably, the shape structure of advancing oil gas pipe fitting and going out oil gas pipe fitting is the same, and the casing with go out oil gas pipe fitting, go out oil gas pipeline, oil gas cylinder, advance between oil gas pipeline and the oil inlet pipe fitting constitute circulation structure.
Preferably, the mounting groove has all been seted up with the inboard of clamp plate to the fixed plate, and is relative setting between fixed plate and the clamp plate to fixed plate and clamp plate all are connected through mounting groove and sealed block, and fixed plate and clamp plate laminate mutually between sealed pad and the casing through sealed simultaneously.
Preferably, the pressing plate is of a sliding structure on the outer side of the oil inlet pipe piece, the pressing plate and the oil inlet pipe piece are in fit arrangement, and the pressing plate is in contact with the spacer through the sealing gasket.
Preferably, the shock insulator corresponds threaded connection through between sealed screw thread and the oil inlet pipe spare, and the end of oil inlet pipe spare is the slope structure.
Preferably, cooling system corresponds horizontal installation in the inboard of set casing, and fixed casing passes through fixed connection between the bottom of bolt and oil gas cylinder to the laminating is mutually held with the bottom of oil gas cylinder to cooling system.
Preferably, the convex cavity is convexly arranged at the top of the oil gas cylinder, and the convex cavity is communicated with the air pump through a connecting pipe.
Compared with the prior art, the invention has the beneficial effects that: the spiral bevel gear oil-gas lubricating system of the vertical-horizontal conversion milling machine is convenient to perform conversion and distribution, can ensure stability, can be disassembled, replaced and maintained, is convenient to ensure the conditions of fixation, tightness and the like, can ensure the stable circulation of oil gas, and is convenient to provide oil gas for ensuring lubrication in time;
1. the pressing plate is conveniently extruded through the pressing nut through the sealing threaded connection between the pressing nut and the oil and gas outlet pipe fitting or the oil and gas inlet pipe fitting, the pressing plate and the fixing plate can be clamped with the shell, and the fixing plate and the pressing plate are provided with mounting grooves on the inner sides, so that the sealing connection can be ensured;
2. through the circulating communication among the shell, the oil and gas outlet pipe fitting, the oil and gas outlet pipeline, the oil and gas cylinder, the oil and gas inlet pipeline and the oil and gas inlet pipe fitting, when the temperature rise is increased in the shell, the oil and gas can circulate, and the automatic lubrication can be ensured;
3. through cooling system's setting, be convenient for in time cool off oil gas, reduce the loss, and through connecting pipe, air pump and between the intercommunication, be convenient for inflate the pressurizing to the inside of oil gas jar, guarantee oil gas circulation.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic view of a plane cut-away structure of the oil and gas cylinder of the present invention;
FIG. 3 is a front sectional structural schematic view of the oil and gas cylinder of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the overall structure of the platen of the present invention;
FIG. 6 is a schematic flow chart of the system of the present invention.
In the figure: 1. a main motor; 2. a synchronous belt; 3. a main drive shaft; 4. a housing; 5. a main shaft; 6. a spiral bevel gear; 7. an oil and gas outlet pipeline; 8. an oil and gas outlet pipe fitting; 9. a first check valve; 10. an oil and gas cylinder; 11. an oil and gas inlet pipeline; 12. an oil and gas inlet pipe fitting; 13. a hose clamp; 14. a card slot; 15. a second one-way valve; 16. an atomizing spray head; 17. a fixing plate; 18. pressing a plate; 19. mounting grooves; 20. a gasket; 21. a spacer; 22. a compression nut; 23. a stationary case; 24. a cooling system; 25. a convex cavity; 26. a connecting pipe; 27. an air pump.
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.
Referring to fig. 1-6, the present invention provides a technical solution: a spiral bevel gear oil-gas lubrication system of a vertical-horizontal conversion milling machine comprises a main motor 1, a synchronous belt 2, a main transmission shaft 3, a shell 4, a main shaft 5, a spiral bevel gear 6, an oil-gas outlet pipeline 7, an oil-gas outlet pipeline 8, a first one-way valve 9, an oil-gas cylinder 10, an oil-gas inlet pipeline 11, an oil-gas inlet pipeline 12, a hose clamp 13, a clamping groove 14, a second one-way valve 15, an atomizing nozzle 16, a fixing plate 17, a pressing plate 18, a mounting groove 19, a sealing gasket 20, a spacer 21, a compression nut 22, a fixing shell 23, a cooling system 24, a convex cavity 25, a connecting pipe 26 and an air pump 27, wherein the output end of the main motor 1 is connected with the synchronous belt 2, the main transmission shaft 3 is arranged on the inner side of the top end of the synchronous belt 2, the shell 4 is arranged on the outer side of the main transmission shaft 3, the bottom, and the outer side of the oil-gas outlet pipe 8 is connected with an oil-gas outlet pipeline 7, the tail end of the oil-gas outlet pipeline 7 is connected with an oil-gas cylinder 10, and the top of the oil gas cylinder 10 is provided with an oil gas inlet pipeline 11, the top end of the oil gas inlet pipeline 11 is connected with an oil gas inlet pipe fitting 12, and a second one-way valve 15 is arranged inside the oil inlet pipe 12, an atomizing nozzle 16 is fixed at the top end of the inner side of the oil inlet pipe 12, and the outer side of the top end of the air inlet pipe piece 12 is provided with a fixed plate 17, the right side of the fixed plate 17 is provided with a pressure plate 18, and the inner side of the pressure plate 18 is provided with a mounting groove 19, the outer side of the pressure plate 18 is provided with a spacer 21, and the outer side of the spacer 21 is provided with a compression nut 22, the bottom of the oil gas cylinder 10 is provided with a fixed shell 23, and a cooling system 24 is provided inside the stationary casing 23, a convex chamber 25 is provided at the top of the stationary casing 23, and a connection pipe 26 is connected to the outside of the convex chamber 25, and an air pump 27 is connected to the top end of the connection pipe 26.
As shown in fig. 1, mechanical seals are arranged between the main transmission shaft 3 and the housing 4 and between the main shaft 5 and the housing 4, and the outer space of the spiral bevel gear 6 forms a closed space between the main transmission shaft 3, the housing 4 and the main shaft 5 through the mechanical seals, so that the sealing is ensured, and the oil gas is prevented from escaping.
Go out oil gas pipe fitting 8 and correspond the bottom of interlude block at casing 4 as in fig. 1, fig. 2 and fig. 3, and the internally mounted of going out oil gas pipe fitting 8 has first check valve 9 to go out oil gas pipe fitting 8 and pass through hose clamp 13 and oil gas pipeline 7 fixed connection, be the one-to-one setting between hose clamp 13 and the draw-in groove 14 moreover, be convenient for to going out oil gas pipe fitting 8 and oil gas pipeline 7 and advance oil gas pipe fitting 12 and oil gas pipeline 11 between fixed connection.
Like the shape structure homogeneous phase of oil gas pipe spare 12 and play oil gas pipe spare 8 in fig. 1 and fig. 2, and casing 4 constitutes circulating structure with play oil gas pipe spare 8, play oil gas pipeline 7, oil gas cylinder 10, oil gas pipeline 11 and oil gas pipe spare 12 between, the oil gas of being convenient for circulates the operation and uses.
If fig. 3, mounting groove 19 has all been seted up to fixed plate 17 and clamp plate 18's inboard in fig. 4 and fig. 5, and be relative setting between fixed plate 17 and the clamp plate 18, and fixed plate 17 and clamp plate 18 all are connected through mounting groove 19 and sealed 20 block, fixed plate 17 and clamp plate 18 laminate between through sealed 20 and casing 4 simultaneously, be convenient for sealed laminating, clamp plate 18 is sliding construction in the outside of oil inlet trachea spare 12, and be the laminating setting between clamp plate 18 and the oil inlet trachea spare 12, and clamp plate 18 contacts with spacer 21 through sealed 20, be convenient for compress tightly clamp plate 18, guarantee to seal, spacer 21 corresponds threaded connection through between sealed screw thread and the oil inlet trachea spare 12, and the end of oil inlet trachea spare 12 is the slope structure, be convenient for guarantee sealed, be convenient for connect the use.
As in fig. 3, the cooling system 24 is horizontally mounted on the inner side of the fixing shell 23, the fixing shell 23 is fixedly connected with the bottom of the oil-gas cylinder 10 through bolts, and the cooling system 24 is attached to the bottom of the oil-gas cylinder 10, so that timely cooling of oil-gas can be ensured, the loss is reduced, the convex cavity 25 is convexly arranged on the top of the oil-gas cylinder 10, and the convex cavity 25 is communicated with the air pump 27 through the connecting pipe 26, so that inflation and pressurization are facilitated, and oil-gas circulation is ensured.
The working principle is as follows: when the oil-gas lubrication system of the spiral bevel gear of the vertical-horizontal conversion milling machine is used, during operation, the spiral bevel gear 6 is used for driving between the main transmission shaft 3 and the main shaft 5, during driving, the outside air of the spiral bevel gear 6 is heated and pressurized at the same time, and because the outside space of the spiral bevel gear 6 is communicated with the oil-gas cylinder 10 through the oil-gas outlet pipe 8 and the oil-gas outlet pipe 7, the inside of the oil-gas cylinder 10 is pressurized, the inside air pressure of the oil-gas cylinder 10 is discharged through the oil-gas inlet pipe 11 and the oil-gas inlet pipe 12 while the inside of the oil-gas cylinder 10 is pressurized at the same time, the oil-gas pipe 12 is enabled to spray the oil gas inside the oil-gas cylinder 10 into the outside of the spiral bevel gear 6 while the oil-gas inlet pipe 11 and the oil-gas inlet pipe 12 are exhausted, and simultaneously the oil gas is atomized and sprayed out through the atomizing nozzle 16 inside of the oil-gas pipe 12, meanwhile, when oil gas is sprayed out, the oil gas outside the spiral bevel gear 6 is driven to the inside of the oil gas cylinder 10 by the oil gas outlet pipe 8 and the oil gas outlet pipeline 7 due to air pressure driving, and is cooled by the cooling system 24 for cyclic utilization, so that the lubricating operation can be guaranteed, the whole working process of the spiral bevel gear oil gas lubricating system of the vertical and horizontal conversion milling machine is realized, and the content which is not described in detail in the specification belongs to the prior art known by professionals in the field.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a vertical and horizontal conversion milling machine spiral bevel gear oil-gas lubrication system, includes main motor (1), final drive shaft (3), main shaft (5), oil gas jar (10) and cooling system (24), its characterized in that: the output end of the main motor (1) is connected with a synchronous belt (2), the top end inner side of the synchronous belt (2) is provided with a main transmission shaft (3), the outer side of the main transmission shaft (3) is provided with a shell (4), the bottom end of the main transmission shaft (3) is connected with a main shaft (5) through a spiral bevel gear (6), the bottom of the shell (4) is provided with an oil-gas pipe fitting (8), the outer side of the oil-gas pipe fitting (8) is connected with an oil-gas pipeline (7), the tail end of the oil-gas pipeline (7) is connected with an oil-gas cylinder (10), the top of the oil-gas cylinder (10) is provided with an oil-gas inlet pipeline (11), the top end of the oil-gas inlet pipeline (11) is connected with an oil-gas pipe fitting (12), a second one-way valve (15) is arranged inside the oil-gas pipe fitting, and the top outside of oil feed trachea spare (12) is provided with fixed plate (17), the right side of fixed plate (17) is provided with clamp plate (18), and mounting groove (19) have been seted up to the inboard of clamp plate (18), the outside of clamp plate (18) is provided with spacer (21), and the outside of spacer (21) is provided with gland nut (22), set casing (23) are installed to the bottom of oil gas jar (10), and the inside of set casing (23) is provided with cooling system (24), the top of set casing (23) is provided with protruding chamber (25), and the outside in protruding chamber (25) is connected with connecting pipe (26) to the top of connecting pipe (26) is connected with air pump (27).
2. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: mechanical seals are arranged between the main transmission shaft (3) and the shell (4) and between the main shaft (5) and the shell (4), and the outer space of the spiral bevel gear (6) forms a closed space among the main transmission shaft (3), the shell (4) and the main shaft (5) through the mechanical seals.
3. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: go out oil gas pipe fitting (8) and correspond the bottom of interlude block at casing (4), and the internally mounted of going out oil gas pipe fitting (8) has first check valve (9) to go out oil gas pipe fitting (8) and pass through hose clamp (13) and go out oil gas pipeline (7) fixed connection, be the one-to-one setting between hose clamp (13) and draw-in groove (14) moreover.
4. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: the oil and gas inlet pipe fitting (12) and the oil and gas outlet pipe fitting (8) are identical in shape structure, and a circulating structure is formed among the shell (4), the oil and gas outlet pipe fitting (8), the oil and gas outlet pipeline (7), the oil and gas cylinder (10), the oil and gas inlet pipeline (11) and the oil and gas inlet pipe fitting (12).
5. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: mounting groove (19) have all been seted up with the inboard of clamp plate (18) to fixed plate (17), and are relative setting between fixed plate (17) and clamp plate (18), and fixed plate (17) and clamp plate (18) all are connected with sealed pad (20) block through mounting groove (19), and fixed plate (17) and clamp plate (18) are laminated mutually between sealed pad (20) and casing (4) simultaneously.
6. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: the clamp plate (18) is sliding structure in the outside of oil inlet pipe spare (12), and is the laminating setting between clamp plate (18) and the oil inlet pipe spare (12) to clamp plate (18) contact through sealed pad (20) and shock insulator (21).
7. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: the shock insulator (21) is in corresponding threaded connection with the oil and gas inlet pipe fitting (12) through sealing threads, and the tail end of the oil and gas inlet pipe fitting (12) is of an inclined structure.
8. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: cooling system (24) correspond horizontal installation in the inboard of set casing (23), and fixed casing (23) pass through fixed connection between the bottom of bolt and oil gas cylinder (10) to cooling system (24) are laminated with the bottom of oil gas cylinder (10).
9. The spiral bevel gear oil-gas lubrication system of the vertical-horizontal conversion milling machine as claimed in claim 1, wherein: protruding chamber (25) are the protrusion setting at the top of oil gas jar (10), and protruding chamber (25) are linked together through connecting pipe (26) and air pump (27).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537757.6A CN112719465A (en) | 2020-12-23 | 2020-12-23 | Spiral bevel gear oil-gas lubricating system of vertical-horizontal conversion milling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011537757.6A CN112719465A (en) | 2020-12-23 | 2020-12-23 | Spiral bevel gear oil-gas lubricating system of vertical-horizontal conversion milling machine |
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| CN112719465A true CN112719465A (en) | 2021-04-30 |
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| CN202011537757.6A Pending CN112719465A (en) | 2020-12-23 | 2020-12-23 | Spiral bevel gear oil-gas lubricating system of vertical-horizontal conversion milling machine |
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|---|---|---|---|---|
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2020
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| CN101100003A (en) * | 2007-08-01 | 2008-01-09 | 扬州力创机床有限公司 | Vertical and horizontal processing center main-shaft box system |
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| CN203796351U (en) * | 2014-04-25 | 2014-08-27 | 安徽全柴动力股份有限公司 | Lubricating and cooling spraying device for gear of diesel engine |
| CN204239926U (en) * | 2014-10-07 | 2015-04-01 | 胡忠梁 | The tool joint pin of a kind of waterpipe hydraulic pressure |
| CN108413236A (en) * | 2018-05-25 | 2018-08-17 | 贾元友 | The automatic centralized cycle lubricating system of fly press |
| CN209725172U (en) * | 2018-12-04 | 2019-12-03 | 青岛明晖精锻设备有限公司 | A kind of gear-lubricating device of driver of press |
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| Title |
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| 刘银水等: "《液压元件与系统》", 30 September 2019, 机械工业出版社 * |
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Application publication date: 20210430 |