CN113775908A - Main shaft automatic lubricating device capable of avoiding increase of rotating friction - Google Patents
Main shaft automatic lubricating device capable of avoiding increase of rotating friction Download PDFInfo
- Publication number
- CN113775908A CN113775908A CN202110845444.5A CN202110845444A CN113775908A CN 113775908 A CN113775908 A CN 113775908A CN 202110845444 A CN202110845444 A CN 202110845444A CN 113775908 A CN113775908 A CN 113775908A
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- China
- Prior art keywords
- fixedly connected
- main shaft
- rack
- rotating
- sliding plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/36—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication
- F16N7/363—Centrifugal lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to the technical field of multi-axis machining centers, and discloses a main shaft automatic lubricating device capable of avoiding increase of rotating friction, which comprises a rack, wherein an inner rack is fixedly connected to the side wall inside the rack, a rotating shaft is rotatably connected to the center inside the rack, a rotating disc is fixedly connected to the end part of the rotating shaft, a sliding groove is formed in the rotating disc, a sliding block is slidably connected to the inside of the sliding groove, a ratchet bar is fixedly connected to the end part of the sliding block, a sliding plate is slidably connected to the inside of the rotating disc, a metal strip is fixedly connected to the inside of the sliding plate, and a metal contact rod is fixedly connected to the side surface, close to the sliding plate, of the rotating disc. When the rotating speed of the main shaft is lower than the normal rotating speed range, the metal contact rod is in mutual contact with the metal strip under the action of centrifugal force, and the inside of the metal contact rod starts to be lubricated, so that the working state of the main shaft can be achieved, the metal contact rod can be automatically lubricated, the saved working time is shortened, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of multi-axis machining centers, in particular to a main shaft automatic lubricating device capable of avoiding increase of rotational friction.
Background
Inside at processing center, can lubricate inside components and parts through the flow of lubricating oil, but expose the main shaft surface in the air, can lead to the rapid dryout of lubricating oil because of the oxidation of air, lead to the variation of lubricated effect, the lubrication of present main shaft bearing department needs the manual work to increase lubricating oil on its surface, improves the normal use of main shaft, and unable automatic identification and lubrication have reduced work efficiency, have increased the waste of the energy simultaneously.
In order to solve the above problems, the inventor provides an automatic spindle lubricating device capable of avoiding increase of rotational friction, wherein a turntable is locked by mutual meshing of a positioning gear and an internal rack, the turntable can stop working within a normal rotating speed range of the spindle, and when the rotating speed of the spindle is lower than the normal rotating speed range, a metal contact rod contacts with a metal strip under the action of centrifugal force to start lubricating the inside of the spindle, so that the spindle can be automatically lubricated according to the working state of the spindle, the working time is saved, and the working efficiency is improved.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the automatic spindle lubricating device for avoiding the increase of the rotational friction, which has the advantages of automatically lubricating the spindle according to the working state of the spindle, saving the working time, improving the working efficiency, lubricating the spindle when the rotating speed is abnormal, avoiding the waste of energy sources, prolonging the service life of the spindle, and solving the problems that the lubrication of a spindle bearing needs to be manually added with lubricating oil on the surface of the spindle to improve the normal use of the spindle, the automatic identification and lubrication cannot be realized, the working efficiency is reduced, and the waste of energy sources is increased.
(II) technical scheme
In order to realize the purposes of automatically lubricating the main shaft according to the working state of the main shaft, saving working time, improving working efficiency, lubricating the main shaft when the rotating speed is abnormal, avoiding energy waste and prolonging the service life of the main shaft, the invention provides the following technical scheme: a main shaft automatic lubricating device for avoiding increase of rotating friction comprises a machine frame, wherein an inner rack is fixedly connected to the side wall inside the machine frame, a rotating shaft is rotatably connected to the center inside the machine frame, a rotating disc is fixedly connected to the end portion of the rotating shaft, a sliding groove is formed in the rotating disc, a sliding block is slidably connected to the inside of the sliding groove, a ratchet bar is fixedly connected to the end portion of the sliding block, a sliding plate is slidably connected to the inside of the rotating disc, a metal strip is fixedly connected to the inside of the sliding plate, a metal touch rod is fixedly connected to the side face, close to the sliding plate, of the rotating disc, a steel wire rope is fixedly connected to the side face of the sliding plate, a transmission gear is fixedly connected to the other end of the steel wire rope, a positioning gear is fixedly connected to one end, away from the sliding block, a liquid storage bin is fixedly connected to the inside of the machine frame, and a liquid pump is fixedly connected to the inside of the liquid storage bin, the side wall of the liquid storage bin is fixedly connected with a spray head.
Preferably, one end of the rotating shaft, which is far away from the rotating disc, is connected with the main shaft gear, a groove is formed in the surface of the rotating shaft, the diameter of the rotating disc is smaller than the inner diameter of the rack, the rotating speeds of the rotating shaft and the main shaft are the same, and lubricating oil on the surface of the rotating shaft can flow into the main shaft through the groove.
Preferably, one side of the sliding block, which is far away from the ratchet bar, is fixedly connected with a return spring, the other end of the return spring is fixedly connected to the surface of the rotating shaft, the sliding block slides outwards under the action of centrifugal force, and the sliding block can be retracted into the rotating disc when the rotating disc stops rotating.
Preferably, the ratchet bar is meshed with the transmission gear, the transmission gear is a ratchet gear, the gear teeth of the transmission gear and the gear teeth of the transmission gear are opposite in direction, and the ratchet bar can be clamped in one direction when the transmission gear rotates.
Preferably, the inside of carousel is seted up flutedly, and the inside sliding connection of recess has the slide, the back fixed surface of slide is connected with the spring, and the other end fixed connection of spring is at the inside lateral wall of recess, and the slide can slide to the outside under the effect of centrifugal force.
Preferably, the metal feeler lever and the metal strip are located on the same horizontal plane and connected with an internal circuit, the metal strip is connected with the liquid pump through an electric wire, and when the sliding plate slides outwards, the metal feeler lever and the metal strip can be connected with each other, and the liquid pump starts to work.
Preferably, positioning gear and internal rack intermeshing, the junction fixedly connected with speed reduction ball of frame and equipment outer wall can make the remaining internal rack intermeshing of positioning gear when the rotational speed of carousel is too fast, dies the carousel card.
(III) advantageous effects
Compared with the prior art, the invention provides the automatic main shaft lubricating device for avoiding the increase of the rotating friction, which has the following beneficial effects:
1. this avoid main shaft self-lubricate device that running friction increases, through the intermeshing of positioning gear and internal rack, make the carousel locked, can stop work at main shaft rotational speed within range normal rotational speed, when the rotational speed of main shaft is less than normal rotational speed scope, the metal feeler lever contacts each other with the metal strip under the effect of centrifugal force, begin to lubricate inside, thereby reached can be according to the operating condition of main shaft, lubricate it automatically, the operating time of saving, the effect of work efficiency has been improved.
2. This avoid main shaft self-lubricate device of running friction increase, slide to the outside under the effect of centrifugal force through the slide, make metal feeler lever and metal strip intermeshing, make the liquid pump begin to work, and spray the surface at the pivot with inside solution through the shower nozzle, the surface of pivot is seted up flutedly, lubricating oil passes through the bearing department that the recess flowed into the main shaft, thereby reached and to have lubricated it when the rotational speed is unusual, the waste of the energy has been avoided, and main shaft working life's effect has been prolonged.
Drawings
FIG. 1 is a schematic sectional front view of an automatic lubricating apparatus according to the present invention;
FIG. 2 is a schematic side sectional view of the automatic lubricating apparatus of the present invention;
FIG. 3 is a schematic structural diagram of a triggering mechanism and a locking mechanism according to the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A according to the present invention;
fig. 5 is an enlarged schematic view of the invention at B of fig. 3.
In the figure: 1. a frame; 2. an inner rack; 3. a rotating shaft; 4. a turntable; 5. a chute; 6. a slider; 7. a ratchet bar; 8. a slide plate; 9. a metal strip; 10. a metal feeler lever; 11. a wire rope; 12. a transmission gear; 13. positioning a gear; 14. a liquid storage bin; 15. a liquid pump; 16. and (4) a spray head.
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. 1-5, an automatic spindle lubrication device for preventing increase of rotational friction includes a frame 1, an inner rack 2 fixedly connected to a side wall of the frame 1, a rotating shaft 3 rotatably connected to a center of the frame 1, a spindle gear connected to an end of the rotating shaft 3 away from a turntable 4, a groove formed on a surface of the rotating shaft 3, the diameter of the turntable 4 being smaller than the inner diameter of the frame 1, such that the rotating speed of the rotating shaft 3 is the same as that of the spindle, and lubricant oil on the surface of the rotating shaft 3 can flow into the spindle through the groove, the end of the rotating shaft 3 is fixedly connected to the turntable 4, a sliding groove 5 is formed in the turntable 4, a sliding block 6 is slidably connected to the inside of the sliding groove 5, a return spring is fixedly connected to a side of the sliding block 6 away from a ratchet 7, the other end of the return spring is fixedly connected to the surface of the rotating shaft 3, the sliding block 6 slides outward under the action of centrifugal force, when the rotary table 4 stops rotating, the sliding block 6 can be retracted into the rotary table 4, the end part of the sliding block 6 is fixedly connected with a ratchet bar 7, the ratchet bar 7 is meshed with a transmission gear 12, the transmission gear 12 is a ratchet gear, the gear teeth of the transmission gear and the transmission gear are opposite in direction, and the ratchet bar 7 can be clamped in one direction when the transmission gear 12 rotates.
The inner part of the rotary table 4 is connected with a sliding plate 8 in a sliding manner, the inner part of the rotary table 4 is provided with a groove, the inner part of the groove is connected with the sliding plate 8 in a sliding manner, the back surface of the sliding plate 8 is fixedly connected with a spring, the other end of the spring is fixedly connected with the inner side wall of the groove, the sliding plate 8 can slide towards the outer side under the action of centrifugal force, the inner part of the sliding plate 8 is fixedly connected with a metal strip 9, the side surface of the rotary table 4 close to the sliding plate 8 is fixedly connected with a metal touch rod 10, the metal touch rod 10 and the metal strip 9 are positioned on the same horizontal plane, the metal touch rod 10 is connected with an inner circuit, the metal strip 9 is connected with a liquid pump 15 through an electric wire, when the sliding plate 8 slides towards the outer side, the metal touch rod 10 and the metal strip 9 can be connected with each other, the liquid pump 15 starts to work, the side surface of the sliding plate 8 is fixedly connected with a steel wire rope 11, the other end of the steel wire rope 11 is fixedly connected with a transmission gear 12, one end of the ratchet 7 far away from the sliding block 6 is fixedly connected with a positioning gear 13, positioning gear 13 and interior rack 2 intermeshing, rack 1 and the junction fixedly connected with speed reduction ball of equipment outer wall can make positioning gear 13 remaining interior rack 2 intermeshing when the rotational speed of carousel 4 is too fast, dies carousel 4 card, and the inside fixedly connected with stock solution storehouse 14 of rack 1, the inside fixedly connected with liquid pump 15 of stock solution storehouse 14, the lateral wall fixedly connected with shower nozzle 16 of stock solution storehouse 14.
The working principle is as follows: when the machining center starts to work, the rotation of the spindle drives the rotation of the rotating shaft 3, the other end of the rotating shaft 3 is fixedly connected with the rotary table 4, the sliding block 6 in the rotary table 4 drives the ratchet bar 7 to slide outwards, when the rotation speed of the spindle is in a normal range, the rotation speed of the rotary table 4 is high, the positioning gear 13 at the end part of the ratchet bar 7 is meshed with the inner rack 2 at the moment, the ratchet bar 7 is locked through the transmission gear 12, the rotary table 4 is fixed, the sliding plate 8 in the spindle does not slide, the metal touch rod 10 is not in contact with the metal bar 9, and the lubricating device is in a stop state at the moment;
when the rotational speed of main shaft is less than normal value, pivot 3 drives carousel 4 and rotates, positioning gear 13 and interior rack 2 alternate segregation, slide 8 slides to the outside this moment for metal feeler lever 10 and metal strip 9 interconnect, metal strip 9 passes through the electric wire and is connected with liquid pump 15, liquid pump 15 fixed connection is in the inside of stock solution storehouse 14, and the lateral wall fixedly connected with shower nozzle 16 of stock solution storehouse 14, shower nozzle 16 is with the solution blowout of inside, and through the recess on 3 surfaces of pivot, flow in the rolling bearing department of main shaft, lubricate it.
In conclusion, the automatic spindle lubricating device capable of avoiding increase of the rotational friction locks the turntable 4 through the mutual engagement of the positioning gear 13 and the inner rack 2, and can stop working in the normal rotating speed range of the spindle, when the rotating speed of the spindle is lower than the normal rotating speed range, the metal feeler lever 10 contacts with the metal strip 9 under the action of centrifugal force to start lubricating the inside, so that the automatic spindle lubricating device can automatically lubricate the spindle according to the working state of the spindle, saves the working time, and improves the working efficiency.
This avoid main shaft self-lubricate device of running friction increase, slide to the outside under the effect of centrifugal force through slide 8, make metal feeler lever 10 and metal strip 9 intermeshing, make liquid pump 15 begin to work, and spray the surface at pivot 3 with inside solution through shower nozzle 16, the surface of pivot 3 is seted up flutedly, lubricating oil passes through the bearing department that the recess flowed into the main shaft, thereby reached and lubricated it when the rotational speed is unusual, the waste of the energy has been avoided, and main shaft working life's effect has been prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an avoid main shaft self-lubricate device that running friction increases, includes frame (1), its characterized in that: an inner rack (2) is fixedly connected to the side wall of the inner portion of the rack (1), a rotating shaft (3) is rotatably connected to the center of the inner portion of the rack (1), a rotating disc (4) is fixedly connected to the end portion of the rotating shaft (3), a sliding groove (5) is formed in the rotating disc (4), a sliding block (6) is slidably connected to the inner portion of the sliding groove (5), a ratchet bar (7) is fixedly connected to the end portion of the sliding block (6), a sliding plate (8) is slidably connected to the inner portion of the rotating disc (4), a metal strip (9) is fixedly connected to the inner portion of the sliding plate (8), a metal touch rod (10) is fixedly connected to the side face, close to the sliding plate (8), of the rotating disc (4), a steel wire rope (11) is fixedly connected to the side face of the sliding plate (8), a transmission gear (12) is fixedly connected to the other end of the steel wire rope (11), and a positioning gear (13) is fixedly connected to one end, far away from the sliding block (6), of the ratchet bar (7), the inside fixedly connected with stock solution storehouse (14) of frame (1), the inside fixedly connected with liquid pump (15) in stock solution storehouse (14), the lateral wall fixedly connected with shower nozzle (16) in stock solution storehouse (14).
2. The automatic lubrication device for a main shaft for preventing an increase in rotational friction according to claim 1, wherein: one end, far away from the rotary table (4), of the rotary shaft (3) is connected with the main shaft gear, a groove is formed in the surface of the rotary shaft (3), and the diameter of the rotary table (4) is smaller than the inner diameter of the rack (1).
3. The automatic lubrication device for a main shaft for preventing an increase in rotational friction according to claim 1, wherein: one side of the sliding block (6) far away from the ratchet bar (7) is fixedly connected with a return spring, and the other end of the return spring is fixedly connected to the surface of the rotating shaft (3).
4. The automatic lubrication device for a main shaft for preventing an increase in rotational friction according to claim 1, wherein: the ratchet bar (7) is meshed with the transmission gear (12), the transmission gear (12) is a ratchet gear, and the gear teeth of the transmission gear and the transmission gear are opposite in direction.
5. The automatic lubrication device for a main shaft for preventing an increase in rotational friction according to claim 1, wherein: the novel rotary table is characterized in that a groove is formed in the rotary table (4), a sliding plate (8) is connected to the inside of the groove in a sliding mode, a spring is fixedly connected to the surface of the back face of the sliding plate (8), and the other end of the spring is fixedly connected to the inner side wall of the groove.
6. The automatic lubrication device for a main shaft for preventing an increase in rotational friction according to claim 1, wherein: the metal feeler lever (10) and the metal strip (9) are positioned on the same horizontal plane, the metal feeler lever (10) is connected with an internal circuit, and the metal strip (9) is connected with the liquid pump (15) through an electric wire.
7. The automatic lubrication device for a main shaft for preventing an increase in rotational friction according to claim 1, wherein: positioning gear (13) and internal rack (2) intermeshing, the junction fixedly connected with speed reduction ball of frame (1) and equipment outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110845444.5A CN113775908A (en) | 2021-07-26 | 2021-07-26 | Main shaft automatic lubricating device capable of avoiding increase of rotating friction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110845444.5A CN113775908A (en) | 2021-07-26 | 2021-07-26 | Main shaft automatic lubricating device capable of avoiding increase of rotating friction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113775908A true CN113775908A (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110845444.5A Withdrawn CN113775908A (en) | 2021-07-26 | 2021-07-26 | Main shaft automatic lubricating device capable of avoiding increase of rotating friction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113775908A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114795006A (en) * | 2022-06-28 | 2022-07-29 | 山西嘉世达机器人技术有限公司 | Control method of cleaning machine, cleaning machine and storage medium |
-
2021
- 2021-07-26 CN CN202110845444.5A patent/CN113775908A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114795006A (en) * | 2022-06-28 | 2022-07-29 | 山西嘉世达机器人技术有限公司 | Control method of cleaning machine, cleaning machine and storage medium |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20211210 |