阅读说明：本技术 一种五金机械转轴的自动润滑装置 (Automatic lubricating device for hardware mechanical rotating shaft ) 是由 张亮 于 2020-12-31 设计创作，主要内容包括：本发明涉及五金机械技术领域,且公开了一种五金机械转轴的自动润滑装置,包括活动轴和固定轴,所述活动轴的内部固定连接有感温柱,所述感温柱的内侧活动连接有双金属片,所述双金属片的内侧活动连接有导向杆,所述导向杆的内侧活动连接有固定板。该五金机械转轴的自动润滑装置,当活动轴缺乏润滑油时,活动轴的摩擦增大,温度会急剧升高,使得铜片向铁片的一侧弯曲,使得导向杆推动电介质板在限位槽内向内侧移动,正极板与负极板之间还会有电流产生,使得电磁铁通电与磁块相斥,润滑液会从储液箱流到出液口,渗透到活动轴的表面,对活动轴进行润滑,通过对温度的感应,自动添加润滑油,保护了零件,延长了使用寿命,操作简单。(The invention relates to the technical field of hardware machinery and discloses an automatic lubricating device for a hardware mechanical rotating shaft, which comprises a movable shaft and a fixed shaft, wherein a temperature sensing column is fixedly connected inside the movable shaft, a bimetallic strip is movably connected to the inner side of the temperature sensing column, a guide rod is movably connected to the inner side of the bimetallic strip, and a fixed plate is movably connected to the inner side of the guide rod. This automatic lubrication installation of five metals machinery pivot, when the loose axle lacks lubricating oil, the friction increase of loose axle, the temperature can sharply rise, make the copper sheet to one side bending of iron sheet, make the guide bar promote the dielectric medium board to inboard removal in the spacing inslot, still there is the electric current to produce between positive plate and the negative plate, make electro-magnet circular telegram and magnetic path repel each other, lubricated liquid can flow to the liquid outlet from the liquid storage tank, permeate the surface of loose axle, lubricate the loose axle, through the response to the temperature, automatic lubricating oil that adds, the part has been protected, service life is prolonged, and the operation is simple.)

1. The utility model provides an automatic lubricating device of five metals mechanical rotating shaft, includes loose axle (1) and fixed axle (12), its characterized in that: the temperature sensing device is characterized in that a temperature sensing column (2) is fixedly connected to the inside of the movable shaft (1), a bimetallic strip (3) is movably connected to the inner side of the temperature sensing column (2), a guide rod (4) is movably connected to the inner side of the bimetallic strip (3), a fixed plate (5) is movably connected to the inner side of the guide rod (4), a dielectric plate (6) is fixedly connected to the inside of the fixed plate (5), a movable spring (7) is movably connected to the inner side of the fixed plate (5), a limiting groove (8) is formed in the outer side of the fixed shaft (12), a negative plate (9) is movably connected to the outer side of the fixed plate (5), a positive plate (10) is movably connected to the outer side of the negative plate (9), a protection box (11) is fixedly connected to the outer side of the negative plate (9), a movable groove (13) is formed in the movable shaft (, the inside swing joint of spacing spring (14) has stopper (15), the inside fixedly connected with electro-magnet (16) of left side stopper (15), the inboard fixedly connected with magnetic path (17) of right side stopper (15), the bottom fixedly connected with liquid reserve tank (18) of fixed axle (12), the bottom fixedly connected with liquid outlet (19) of liquid reserve tank (18), the moist sap cavity of outside fixedly connected with (20) of liquid outlet (19).

2. The automatic lubricating device for the hardware mechanical rotating shaft, according to claim 1, is characterized in that: the number of the temperature sensing columns (2) is three, and the three temperature sensing columns (2) are uniformly distributed in the movable shaft (1).

3. The automatic lubricating device for the hardware mechanical rotating shaft, according to claim 1, is characterized in that: the outer side of the bimetallic strip (3) is connected with a copper sheet, the inner side of the bimetallic strip (3) is connected with an iron sheet, and the thermal expansion coefficient of the copper sheet is greater than that of the iron sheet.

4. The automatic lubricating device for the hardware mechanical rotating shaft, according to claim 1, is characterized in that: the length of the dielectric plate (6) is larger than that of the positive plate (10), the positive plate (10) and the negative plate (9) are the same in shape, and the positive plate (10) and the negative plate (9) are symmetrical about the dielectric plate (6).

5. The automatic lubricating device for the hardware mechanical rotating shaft, according to claim 1, is characterized in that: the guide rod (4) is positioned between the bimetallic strip (3) and the fixed plate (5), and the guide rod (4) is perpendicular to the fixed plate (5).

6. The automatic lubricating device for the hardware mechanical rotating shaft, according to claim 1, is characterized in that: the opposite magnetic poles of the electromagnet (16) and the magnetic block (17) are the same.

7. The automatic lubricating device for the hardware mechanical rotating shaft, according to claim 1, is characterized in that: lubricating oil is filled in the liquid storage cavity (18), and the limiting block (15) is movably connected to the inside of the liquid outlet (19).

Technical Field

The invention relates to the technical field of hardware machinery, in particular to an automatic lubricating device for a hardware mechanical rotating shaft.

Background

The hardware machinery industry is the basic industry of other trades, also is the pillar trade of national economy, relate to people's daily traditional life, and at the present that new forms of energy developed day by day, new energy automobile's pivot is also made by hardware fitting, because the long-time rotation of the pivot of car, can lead to the pivot wearing and tearing, increase cost of maintenance, the manual work adds lubricating oil operation complicacy, and can not judge in time under what circumstances to add, the quantity of lubricating oil that can not accurate control adds to cause the waste, increase use cost.

Can seriously influence the effect at the in-process of work like this, consequently, we have provided the automatic lubrication installation of five metals machinery pivot, solve above problem, can be through the response to the temperature, automatic additional lubrication oil has protected the part, has prolonged life, easy operation, through the mode of bit, saves the quantity of lubricating oil, saves the resource.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an automatic lubricating device for a hardware mechanical rotating shaft, which has the advantages of automatically adding lubricating oil through sensing temperature, protecting parts, prolonging the service life, being simple to operate, saving the using amount of the lubricating oil and saving resources through a dropping mode, and solves the problems of abrasion of the rotating shaft, increase of maintenance cost, complexity in manual lubricating oil adding operation, incapability of timely judging the adding condition and incapability of accurately controlling the using amount of the lubricating oil, waste and use cost increase caused by long-time rotation.

(II) technical scheme

In order to realize the purposes of automatically adding lubricating oil by sensing temperature, protecting parts, prolonging service life, having simple operation, saving the using amount of the lubricating oil and saving resources by a dropping mode, the invention provides the following technical scheme: an automatic lubricating device of a hardware mechanical rotating shaft comprises a movable shaft and a fixed shaft, wherein a temperature sensing column is fixedly connected inside the movable shaft, a bimetallic strip is movably connected inside the temperature sensing column, a guide rod is movably connected inside the bimetallic strip, a fixed plate is movably connected inside the guide rod, a dielectric plate is fixedly connected inside the fixed plate, a movable spring is movably connected inside the fixed plate, a limiting groove is formed in the outer side of the fixed shaft, a negative plate is movably connected outside the fixed plate, a positive plate is movably connected outside the fixed plate, a protection box is fixedly connected outside the negative plate, a movable groove is formed inside the movable shaft, a limiting spring is movably connected inside the movable groove, a limiting block is movably connected inside the limiting spring, an electromagnet is fixedly connected inside the limiting block on the left side, the inboard fixedly connected with magnetic path of right side stopper, the bottom fixedly connected with liquid reserve tank of fixed axle, the bottom fixedly connected with liquid outlet of liquid reserve tank, the moist sap cavity of outside fixedly connected with of liquid outlet.

Preferably, the number of the temperature sensing columns is three, the three temperature sensing columns are uniformly distributed in the movable shaft, and the temperature sensing columns can conduct heat generated by friction on the surface of the movable shaft to the bimetallic strip.

Preferably, the copper sheet is connected to the outer side of the bimetal, the iron sheet is connected to the inner side of the bimetal, the thermal expansion coefficient of the copper sheet is larger than that of the iron sheet, when the movable shaft lacks lubricating oil, the friction of the movable shaft is increased, the temperature is sharply increased, the copper sheet is bent towards one side of the iron sheet, and the guide rod pushes the dielectric plate to move towards the inner side in the limiting groove.

Preferably, the dielectric plate has a length larger than that of the positive electrode plate, the positive electrode plate and the negative electrode plate have the same shape, and the positive electrode plate and the negative electrode plate are symmetrical with respect to the dielectric plate.

Preferably, the guide rod is located between the bimetallic strip and the fixed plate, and the guide rod is perpendicular to the fixed plate.

Preferably, the opposite face magnetic pole of electro-magnet and magnetic path is the same, produces electric current between positive plate and negative plate for the electro-magnet circular telegram, at this moment electro-magnet and magnetic path repel each other, and lubricated liquid can flow the liquid outlet from the liquid storage tank, permeates the surface of loose axle, has lubricating oil when the loose axle surface, and the friction reduces, and the temperature reduces, makes bimetallic strip resume initial condition, and the electric current disappears between positive plate and the negative plate, and the stopper is closed again, makes lubricating oil not oozing, can resources are saved, improves the result of use.

Preferably, stock solution intracavity portion fills lubricating oil, stopper swing joint in the inside of liquid outlet, isolated liquid outlet of two stoppers and liquid reserve tank.

(III) advantageous effects

Compared with the prior art, the invention provides an automatic lubricating device for a hardware mechanical rotating shaft, which has the following beneficial effects:

1. this automatic lubrication installation of five metals machinery pivot, when the loose axle lacks lubricating oil, the friction increase of loose axle, the temperature can sharply rise, make the copper sheet to one side bending of iron sheet, make the guide bar promote the dielectric medium board to inboard removal in the spacing inslot, still there is the electric current to produce between positive plate and the negative plate, make electro-magnet circular telegram and magnetic path repel each other, lubricated liquid can flow to the liquid outlet from the liquid storage tank, permeate the surface of loose axle, lubricate the loose axle, through the response to the temperature, automatic lubricating oil that adds, the part has been protected, service life is prolonged, and the operation is simple.

2. This automatic lubrication installation of five metals machinery pivot has lubricating oil when the loose axle surface, and the friction reduces, and the temperature reduces for bimetallic strip resumes initial condition, and the electric current disappears between positive plate and the negative plate, and the stopper is reclosed, makes lubricating oil not oozing, through the mode of bit, saves the quantity of lubricating oil, can resources are saved, improves result of use, easy operation, convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is a schematic diagram of a moving structure of the limiting block according to the present invention;

FIG. 4 is an enlarged partial view of portion B of FIG. 3 according to the present invention;

fig. 5 is a schematic view of the bending structure of the bimetal of the present invention.

In the figure: 1. a movable shaft; 2. a temperature sensing column; 3. a bimetal; 4. a guide bar; 5. a fixing plate; 6. a dielectric plate; 7. a movable spring; 8. a limiting groove; 9. a negative plate; 10. a positive plate; 11. a protection box; 12. a fixed shaft; 13. a movable groove; 14. a limiting spring; 15. a limiting block; 16. an electromagnet; 17. a magnetic block; 18. a liquid storage tank; 19. a liquid outlet; 20. a fluid wetting chamber.

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 lubricating device for a hardware mechanical rotating shaft comprises a movable shaft 1 and a fixed shaft 12, wherein a temperature sensing column 2 is fixedly connected inside the movable shaft 1, a bimetallic strip 3 is movably connected inside the temperature sensing column 2, three temperature sensing columns 2 are provided, the three temperature sensing columns 2 are uniformly distributed inside the movable shaft 1, the temperature sensing columns 2 can conduct heat generated by surface friction of the movable shaft 1 to the bimetallic strip 3, a guide rod 4 is movably connected inside the bimetallic strip 3, a fixed plate 5 is movably connected inside the guide rod 4, the guide rod 4 is positioned between the bimetallic strip 3 and the fixed plate 5, the guide rod 4 is perpendicular to the fixed plate 5, a dielectric plate 6 is fixedly connected inside the fixed plate 5, a movable spring 7 is movably connected inside the fixed plate 5, a limit groove 8 is arranged outside the fixed shaft 12, and a copper sheet is connected outside the bimetallic strip 3, the inner side of the bimetallic strip 3 is connected with an iron sheet, the thermal expansion coefficient of the copper sheet is larger than that of the iron sheet, when the movable shaft 1 is lack of lubricating oil, the friction of the movable shaft 1 is increased, the temperature is sharply increased, the copper sheet is bent towards one side of the iron sheet, the guide rod 4 pushes the dielectric plate 6 to move inwards in the limiting groove 8, the outer side of the fixed plate 5 is movably connected with a negative plate 9, the length of the dielectric plate 6 is larger than that of a positive plate 10, the shape of the positive plate 10 is the same as that of the negative plate 9, the positive plate 10 and the negative plate 9 are symmetrical about the dielectric plate 6, when the dielectric plate 6 moves inwards, current is generated between the positive plate 10 and the negative plate 9, the outer side of the fixed plate 5 is movably connected with the positive plate 10, the outer side of the negative plate 9 is fixedly connected with a protection box 11, the, the limiting spring 14 is movably connected with a limiting block 15, the left limiting block 15 is fixedly connected with an electromagnet 16, the inner side of the right limiting block 15 is fixedly connected with a magnetic block 17, opposite magnetic poles of the electromagnet 16 and the magnetic block 17 are the same, when current is generated between the positive plate 10 and the negative plate 9, the electromagnet 16 is electrified, at the moment, the electromagnet 16 and the magnetic block 17 repel each other, lubricating liquid can flow from the liquid storage tank 18 to the liquid outlet 19 and permeate to the surface of the movable shaft 1, when lubricating oil exists on the surface of the movable shaft 1, friction is reduced, temperature is reduced, the bimetallic strip 3 is restored to the initial state, the current between the positive plate 10 and the negative plate 9 disappears, the limiting block 15 is closed again, the lubricating oil is not permeated, resources can be saved, the use effect is improved, the liquid storage tank 18 is fixedly connected with the, the inside lubricating oil that fills in stock solution chamber 18, stopper 15 swing joint is in the inside of liquid outlet 19, and two stoppers 15 isolated liquid outlet 19 and liquid reserve tank, the moist sap cavity 20 of outside fixedly connected with of liquid outlet 19.

The working principle is as follows: when the device works, as the movable shaft 1 rotates for a long time, the lubricating oil is reduced, so that the friction force of the movable shaft 1 is increased, the temperature is increased, when the temperature reaches a limit value, the temperature sensing column 2 transfers the temperature to the surface of the bimetallic strip 3, the outer surface of the bimetallic strip 3 is a copper sheet, the inner side surface of the bimetallic strip is an iron sheet, the thermal expansion coefficient of the copper sheet is larger than that of the iron sheet, so that the copper sheet is bent towards one side of the iron sheet, the guide rod 4 pushes the dielectric plate 6 to move towards the inner side in the limit groove 8, the movable spring 7 is extruded, when the dielectric plate 6 moves towards the inner side, current is generated between the positive plate 10 and the negative plate 9, so that the electromagnet 16 is electrified, the opposite magnetic poles of the electromagnet 16 and the magnetic block 17 are the same, at this time, the electromagnet 16 and the magnetic block 17 repel each other, so that the two limit blocks 15 are separated, when there is lubricating oil on loose axle 1 surface, the friction reduces, and the temperature reduces for bimetallic strip 3 resumes initial condition, and guide bar 4 outwards moves to initial condition in the inside of spacing groove 8, and dielectric plate 6 blocks again between positive plate 10 and negative plate 9, and the electric current disappears between positive plate 10 and the negative plate 9, and stopper 15 closes again, makes lubricating oil not oozing, can resources are saved, improves the result of use.

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.