CN111001530A

CN111001530A - Oil immersion machine containing bearing parts

Info

Publication number: CN111001530A
Application number: CN201811169286.0A
Authority: CN
Inventors: 曾光华
Original assignee: Dongguan Shenhua Plastic Cement Hardware Co ltd
Current assignee: Dongguan Shenhua Plastic Cement Hardware Co ltd
Priority date: 2018-10-08
Filing date: 2018-10-08
Publication date: 2020-04-14

Abstract

The invention relates to the technical field of oil immersion of bearing parts, in particular to an oil immersion machine of bearing parts, which has the technical scheme that: the oil-retaining device comprises a mounting device, an oil delivery assembly and an oil retaining assembly, wherein the mounting device is used for mounting bearing parts, the oil delivery assembly is used for delivering lubricating oil to bearing parts, and the oil retaining assembly is used for retaining the lubricating oil at the bearing parts. The oil immersion machine containing the bearing parts has the advantages of avoiding the pollution or corrosion of the shell containing the bearing parts and reducing the waste of lubricating oil containing the bearing parts.

Description

Oil immersion machine containing bearing parts

Technical Field

The invention relates to the technical field of oil immersion of bearing parts, in particular to an oil immersion machine for bearing parts.

Background

The powder metallurgy bearing is manufactured through an oil immersion process, the wear resistance of the bearing is improved through the oil immersion process, the service life is prolonged, and the operation noise is reduced. The self-lubricating principle is that when the rotating shaft rotates, friction between the rotating shaft and the bearing generates heat, oil in the bearing is heated to expand, and the oil overflows from the pores to the space between the rotating shaft and the bearing to automatically supply oil, so that the self-lubricating oil pump plays a role in automatically lubricating and reducing friction; when the rotating shaft stops rotating, the bearing is cooled, oil is sucked into the bearing again, and the circulation is repeated. And the bearing is usually formed by a bearing-containing part arranged on the shell through a die-casting process.

At present, a Chinese patent with a publication number of CN85202535U is searched to disclose a vacuum impregnator, and the key points of the technical scheme are as follows: the vacuum pump consists of a vacuum chamber, a top cover for sealing the vacuum chamber, an air extraction valve connected with the top cover through a pipeline and a mechanical pump connected with the air extraction valve through a pipeline; the system is also connected with a liquid storage device for containing impregnation liquid, which is communicated with the vacuum chamber through a pipeline and a liquid filling valve, and an osmotic pressure device is arranged between the mechanical pump and the air extraction valve, and the osmotic pressure device consists of a nitrogen tank, a T-shaped three-way valve, a pressure gauge valve connected between the three-way valve and the air extraction valve and a pressure gauge; the vacuum chamber is provided with a reticular sample holder for holding the impregnated material.

The bearing parts are placed in the reticular sample holder, then the reticular sample holder is placed in the vacuum chamber, and the bearing parts in the reticular sample holder are subjected to oil immersion treatment by the immersion liquid in the vacuum chamber. However, the whole bearing-containing part is immersed in the immersion liquid, so that the housing of the bearing-containing part is easily polluted or corroded, and a large amount of immersion liquid is taken away when the bearing-containing part is taken out, thereby causing waste of the immersion liquid.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an oil immersion machine containing bearing parts, which has the advantages of avoiding the pollution or corrosion of a shell in the bearing parts and reducing the waste of lubricating oil in the bearing parts.

The technical purpose of the invention is realized by the following technical scheme: the bearing part-containing oil immersion machine comprises a mounting device, an oil conveying assembly and an oil retaining assembly, wherein the mounting device is used for mounting bearing parts, the oil conveying assembly is used for conveying lubricating oil to bearing parts, and the oil retaining assembly is used for retaining the lubricating oil at the bearing parts.

Through adopting above-mentioned technical scheme, contain the bearing part and install in installation device, carry lubricating oil to the bearing through the oil transportation subassembly, then the rethread oil keeps the subassembly to make bearing department keep having lubricating oil, thereby carry out the pertinence immersion oil to the bearing and handle, place whole including the bearing part in lubricating oil with prior art and carry out immersion oil and handle and compare, it is polluted or corrodes by the lubricating oil to have the casing that avoids containing the bearing part, and contain the bearing part immersion oil and handle and take out the back, can not take away a large amount of lubricating oil, thereby the immersion oil cost of bearing part has been practiced thrift.

The invention is further configured to: the installation device includes the organism, is used for the fixed mould that contains the bearing part of centre gripping and is used for realizing the pneumatic cylinder that the mould opened and shut, the mould includes mould and lower mould, the lower mould is installed on the organism, go up the mould and be located the lower mould top, and realize the oscilaltion through the pneumatic cylinder, the lower mould upper surface is provided with a plurality of erection columns, it is provided with a plurality of pressure posts that support that correspond with the erection column to go up the mould lower surface, the erection column with support the fixed bearing part that contains of pressure post centre gripping.

Through adopting above-mentioned technical scheme, a plurality of erection columns that set up on the lower mould are placed respectively to the bearing part that contains in batches, move down through pneumatic cylinder drive mould and lower mould compound die to make and to support pressing the post to support respectively and press and contain the bearing part upper surface on going up the mould, thereby contain the bearing part through the mould centre gripping is fixed, and then conveniently contain getting of bearing part and fixed mounting.

The invention is further configured to: the oil delivery assembly comprises an oil tank and a vacuum pump, the mounting column and the abutting column are both axially and hollow, the mounting column abuts against the lower surface of a bearing part containing a bearing part, and the abutting column abuts against the upper surface of the bearing part containing the bearing part, so that oil immersion cavities are formed in the mounting column, the abutting column and the bearing part; the lower die is provided with oil passages communicated with the mounting columns, and the oil passages are communicated with an oil tank through oil pipes; the upper die is provided with a first gas path channel communicated with the plurality of pressing columns, and the first gas path channel is connected with a vacuum pump through an exhaust pipe.

By adopting the technical scheme, after the die is closed, the mounting column and the pressing column respectively press the upper surface and the lower surface of the bearing part in the bearing-containing part, so that an oil immersion cavity is formed in the mounting column, the pressing column and the bearing part, the vacuum pump vacuumizes the oil passage, the first air passage and the oil immersion cavity in the die through the exhaust pipe, so that the oil passage, the first air passage and the oil immersion cavity are in a negative pressure state, lubricating oil in the oil tank enters the oil passage, the first air passage and the oil immersion cavity in the die through the oil pipe, and only the bearing part in the bearing-containing part is subjected to oil immersion treatment; because the existing bearing part containing the bearing part is produced by a powder metallurgy process, the bearing part has a compact porous structure, and when the vacuum pump vacuumizes the oil immersion cavity, air in the porous structure in the bearing part can be pumped out, so that the lubricating oil in the oil immersion cavity is accelerated to immerse into the inside of the bearing part, and the oil immersion efficiency of the bearing part is improved.

The invention is further configured to: the oil retaining assembly comprises an oil valve and an air valve, the oil valve is arranged in the oil pipe, and the air valve is arranged in the air exhaust pipe.

By adopting the technical scheme, after the interior of the mold is vacuumized, the air valve is closed, the oil valve is opened, so that the lubricating oil in the oil tank enters the oil immersion cavity in the mold under the negative pressure effect, the lubricating oil is kept in the oil immersion cavity of the mold, the oil valve can be closed, and the lubricating oil is kept in the oil immersion cavity of the mold to immerse the bearing part in the bearing part.

The invention is further configured to: the air valve is a bidirectional air valve, an inflator pump is arranged on the machine body and connected with an inflation tube, and the inflation tube is connected with the exhaust tube through a three-way joint.

By adopting the technical scheme, the oil valve is closed, so that when lubricating oil is kept in the oil immersion cavity to immerse the bearing part, the air charging pump works, and gas is sent into the first gas channel through the air charging pipe and the exhaust pipe, so that the lubricating oil in the oil immersion cavity is pressurized, and the lubricating oil is further accelerated to immerse into the bearing part in the bearing part; and after the oil immersion treatment of the bearing-containing parts is finished, the oil valve is opened, the lubricating oil is pushed by the air pressure to quicken the lubricating oil to return to the oil tank again through the oil pipe, and the residual of the lubricating oil in the die can be reduced.

The invention is further configured to: the machine body is provided with a control system, the control system comprises an electric cabinet and a touch screen, a PLC is arranged in the electric cabinet, and the PLC is electrically connected with the hydraulic cylinder, the vacuum pump, the inflator pump, the oil valve and the air valve and used for controlling the hydraulic cylinder, the vacuum pump, the inflator pump, the oil valve and the air valve to work.

By adopting the technical scheme, the hydraulic cylinder is sequentially controlled by the control signal of the PLC to drive the die to be closed, then the air valve is controlled to be opened, and the vacuum pump is controlled to work at the same time to vacuumize the interior of the die; after the mold is vacuumized, simultaneously controlling the air valve to be closed and the vacuum pump to stop working, then controlling the oil valve to be opened, carrying out immersion oil in an oil immersion cavity in the interior of the mold by lubricating oil in an oil tank through an oil pipe, and then closing the oil valve; and then controlling the air charging pump to work, simultaneously opening the air valve again, pressurizing the lubricating oil in the die until the set time is reached, controlling the oil valve to open again, and returning the lubricating oil in the die to the oil tank, thereby automatically finishing the oil immersion treatment of the bearing parts.

The invention is further configured to: the upper die comprises an upper die and a lower die, wherein the upper die is provided with a cavity, the lower die is provided with a cavity, the upper die is provided with a mounting column and a pressing column, the mounting column and the pressing column are respectively arranged in the cavities of the upper die and the lower die, so that when the die is closed, the two cavities are closed to form an outer cavity, the upper die is provided with a second gas circuit channel communicated with the outer cavity, the second gas circuit channel is connected with a vacuum pump through an exhaust pipe, and the end parts of the mounting column and the pressing.

By adopting the technical scheme, the outer cavity is vacuumized while the oil immersion cavity is vacuumized by the vacuum pump, so that the pressure intensity of the outer cavity is the same as that of the oil immersion cavity, the oil immersion effect of bearing parts is prevented from being influenced by the fact that air pressure in the outer cavity enters the oil immersion cavity, and the bearing parts can be prevented from slightly deforming; and through the O-shaped sealing rings arranged at the end parts of the mounting column and the abutting column, the sealing effect between the oil immersion cavity and the outer cavity is improved, and the lubricating oil in the oil immersion cavity is prevented from permeating into the outer cavity to pollute and corrode a shell containing bearing parts.

The invention is further configured to: and an oil level indicator communicated with the oil passage is vertically arranged on one side of the lower die.

By adopting the technical scheme, according to the principle of the communicating vessel, the position of the lubricating oil in the oil immersion cavity of the die can be clearly observed through the oil level indicator, so that the lubricating oil is prevented from being lower than the bearing part, and the oil immersion of the bearing part is prevented from being influenced.

The invention is further configured to: and electric heating elements for heating the lubricating oil and the die are arranged in the oil tank and the die respectively.

Through adopting above-mentioned technical scheme, heat and keep warm lubricating oil through the electric heating element who sets up in oil tank and last mould to improve the temperature of lubricating oil when carrying out the immersion oil to containing the bearing part, thereby accelerate the efficiency that contains bearing part well bearing position immersion oil, and because lubricating oil is comparatively thick, lubricating oil after the heating conveniently gets into the mould, and in the convenient oil tank of getting back to of following the mould, reduces lubricating oil and remains in the mould.

The invention is further configured to: the utility model discloses a hydraulic cylinder, including organism upper surface, mounting panel, lifter plate, pneumatic cylinder, mounting panel, lifter plate, mounting panel, lifter plate, mounting panel, lifter plate, mounting panel, lifter plate.

Through adopting above-mentioned technical scheme, the pneumatic cylinder is installed on the mounting panel of mounting bracket, and the drive lifter plate is along the column oscilaltion, realizes opening and shutting of mould to improve the stability of mould compound die.

In conclusion, the invention has the following beneficial effects:

firstly, bearing parts are installed in an installation device, lubricating oil is conveyed to a bearing through an oil conveying assembly, and then the bearing is kept with the lubricating oil through an oil keeping assembly, so that the bearing is subjected to targeted oil immersion treatment;

secondly, the work of a hydraulic cylinder, a vacuum pump, an inflator pump, an oil valve and an air valve is automatically controlled through a control signal of the PLC, so that the oil immersion treatment of parts containing the bearing is automatically completed, and the oil immersion efficiency of the bearing is improved;

its third, through setting up at the oil tank with go up the electric heating element in the mould and heat lubricating oil and keep warm to improve lubricating oil to the temperature when containing the bearing part and carry out the immersion oil, thereby accelerate the efficiency that contains bearing part middle bearing position immersion oil, and because lubricating oil is comparatively thick, lubricating oil after the heating conveniently gets into the mould, and in the convenient oil tank of getting back to from the mould, reduces lubricating oil and remains in the mould.

Drawings

FIG. 1 is a front view of an oil immersion machine in an embodiment of the present invention;

FIG. 2 is a schematic view of the back of the oil immersion machine in an embodiment of the invention;

fig. 3 is a partial structural schematic diagram of the connection relationship between the internal structure of the mold and the oil delivery assembly and the oil retaining assembly in the embodiment of the invention.

In the figure: 1. a bearing-containing part; 2. a body; 21. a column; 22. mounting a plate; 23. a lifting plate; 24. an electric cabinet; 25. a touch screen; 3. a mold; 31. an upper die; 311. a positioning column; 312. a barometer; 32. a lower die; 33. mounting a column; 331. an O-shaped sealing ring; 34. a pressing column; 35. an oil immersion cavity; 36. an outer cavity; 37. an oil road channel; 38. a first gas circuit channel; 39. a second gas path channel; 4. a hydraulic cylinder; 5. an oil tank; 51. an oil pipe; 52. an oil valve; 6. a vacuum pump; 61. an air exhaust pipe; 62. an air valve; 7. an inflator pump; 71. an inflation tube; 8. an oil level indicator; 9. an electric heating element.

Detailed Description

The invention is described in detail below with reference to the figures and examples.

An immersion oil machine for bearing parts, as shown in fig. 1, includes a mounting device for mounting a bearing-containing part 1, an oil delivery unit for delivering lubricating oil to a bearing portion, and an oil retaining unit for retaining the lubricating oil at the bearing portion. Contain bearing part 1 and install in installation device, carry lubricating oil to the bearing through the oil transportation subassembly, then the rethread oil keeps the subassembly to make bearing department keep having lubricating oil, thereby carry out the pertinence immersion oil to the bearing and handle, place whole containing bearing part 1 in lubricating oil with prior art and carry out immersion oil and handle and compare, it is polluted or corrodes by lubricating oil to have the casing of avoiding containing bearing part 1, and contain bearing part 1 immersion oil and handle and take out the back, can not take away a large amount of lubricating oil, thereby the immersion oil cost of bearing part has been practiced thrift.

Specifically, combine fig. 1 and fig. 3, installation device includes organism 2, be used for the fixed mould 3 that contains bearing part 1 of centre gripping and be used for realizing the pneumatic cylinder 4 that mould 3 opened and shut, mould 3 includes mould 31 and lower mould 32, lower mould 32 is installed on organism 2, it is located lower mould 32 top to go up mould 31, and realize the oscilaltion through pneumatic cylinder 4, lower mould 32 upper surface is provided with a plurality of erection columns 33, it is provided with a plurality of supports that correspond with erection column 33 to go up mould 31 lower surface and presses post 34, erection column 33 and support and press post 34 centre gripping fixed containing bearing part 1. The batch of bearing parts 1 are respectively placed on a plurality of mounting columns 33 arranged on the lower die 32, the upper die 31 is driven to move downwards through the hydraulic cylinder 4 to be matched with the lower die 32, so that a plurality of pressure supporting columns 34 on the upper die 31 are respectively supported on the upper surface of the bearing part 1, the bearing part 1 is clamped and fixed through the die 3, and the bearing part 1 is conveniently taken, placed and fixed.

Combine fig. 1 and fig. 2, 2 upper surfaces of the body are provided with the mounting bracket, the mounting bracket includes stand 21, mounting panel 22 and lifter plate 23, stand 21 sets up a plurality ofly, a plurality of stands 21 are vertical respectively to be set up in 2 upper surfaces of the body both sides, mounting panel 22 level sets up in the upper end of a plurality of stands 21, lifter plate 23 level sets up in mounting panel 22 below, and the movable sleeve locates on stand 21, 4 vertical installations of pneumatic cylinder are in mounting panel 22 upper surface, and the output shaft of pneumatic cylinder 4 passes mounting panel 22 and lifter plate 23 upper surface fixed connection, go up mould 31 and install in lifter plate 23 lower surface. The positioning posts 311 are vertically disposed at the corners of the lower surface of the upper die 31, and the positioning holes (not shown) for the positioning posts 311 to be inserted are disposed at the corners of the upper surface of the lower die 32. The hydraulic cylinder 4 is installed on the installation plate 22 of the installation frame, and the lifting plate 23 is driven to lift up and down along the upright post 21, so that the opening and closing of the die 3 are realized, and the die closing stability of the die 3 is improved.

Specifically, with reference to fig. 2 and 3, the oil delivery assembly includes an oil tank 5 and a vacuum pump 6, the mounting column 33 and the pressing column 34 are both axially and hollow, the mounting column 33 presses against the lower surface of the bearing portion including the bearing part 1, and the pressing column 34 presses against the upper surface of the bearing portion including the bearing part 1, so that an immersion oil cavity 35 is formed inside the mounting column 33, inside the pressing column 34 and the bearing portion; the lower die 32 is provided with oil passages 37 communicated with the mounting posts 33, and the oil passages 37 are communicated with the oil tank 5 through oil pipes 51; the upper die 31 is provided with a first air passage 38 communicated with the plurality of pressure columns 34, and the first air passage 38 is connected with the vacuum pump 6 through an exhaust pipe 61. After the mold 3 is closed, the mounting column 33 and the pressing column 34 respectively press against the upper surface and the lower surface of the bearing part in the bearing-containing part 1, so that an oil immersion cavity 35 is formed inside the mounting column 33, inside the pressing column 34 and the bearing part, the vacuum pump 6 vacuumizes the oil passage 37, the first air passage 38 and the oil immersion cavity 35 in the mold 3 through the air exhaust pipe 61, so that the oil passage, the first air passage 38 and the oil immersion cavity 35 are in a negative pressure state, so that the lubricating oil in the oil tank 5 enters the oil passage 37, the first air passage 38 and the oil immersion cavity 35 in the mold 3 through the oil pipe 51, and only the bearing part in the bearing-containing part 1 is subjected to oil immersion treatment; because the bearing part of the existing bearing part 1 is produced by a powder metallurgy process, the bearing part has a compact porous structure, and when the vacuum pump 6 vacuumizes the oil immersion cavity 35, air in the porous structure in the bearing part is pumped out, so that the lubricating oil in the oil immersion cavity 35 is accelerated to immerse into the inside of the bearing part, and the oil immersion efficiency of the bearing part 1 is improved.

Specifically, with reference to fig. 2 and 3, grooves are formed in the lower surface of the upper die 31 and the upper surface of the lower die 32, the mounting column 33 and the pressure column 34 are respectively mounted in the grooves of the upper die 31 and the lower die 32, so that when the die 3 is closed, the two grooves are closed to form an outer cavity 36, the upper die 31 is provided with a second air path channel 39 communicated with the outer cavity 36, and the second air path channel 39 is connected with the vacuum pump 6 through an exhaust tube 61. The ends of the mounting post 33 and the pressing post 34 are provided with O-rings 331. The upper die 31 is provided with two barometers 312 on the side wall thereof, which are communicated with the first air passage 38 and the second air passage 39. The vacuum pump 6 is used for vacuumizing the oil immersion cavity 35 and vacuumizing the outer cavity 36, so that the pressure intensity of the outer cavity 36 is the same as that of the oil immersion cavity 35, the phenomenon that the oil immersion effect of the bearing-containing part 1 is influenced due to the fact that air pressure in the outer cavity 36 enters the oil immersion cavity 35 is avoided, and meanwhile, the bearing-containing part 1 can be prevented from slightly deforming; and the sealing effect between the immersion oil chamber 35 and the outer chamber 36 is improved by the O-ring 331 provided on the end portions of the mounting column 33 and the pressing column 34, and the lubricating oil in the immersion oil chamber 35 is prevented from penetrating into the outer chamber 36, contaminating and corroding the housing containing the bearing part 1.

Specifically, as shown in fig. 3, the oil holding assembly includes an oil valve 52 and a gas valve 62, the oil valve 52 is disposed in the oil pipe 51, and the gas valve 62 is disposed in the suction pipe 61. After the inside of the mold 3 is vacuumized, the air valve 62 is closed, the oil valve 52 is opened, the lubricating oil in the oil tank 5 is made to enter the oil immersion cavity 35 in the mold 3 under the negative pressure, the lubricating oil is kept in the oil immersion cavity 35 of the mold 3 under the negative pressure in the mold 3, and the oil valve 52 can be closed, the lubricating oil is kept in the oil immersion cavity 35 of the mold 3, and the bearing part in the bearing-containing part 1 is immersed.

Further, as shown in fig. 2 and 3, the oil valve 52 is a two-way oil valve, the air valve 62 is a two-way air valve, the body 2 is provided with an inflator 7, the inflator 7 is connected with an inflation tube 71, and the inflation tube 71 is connected with the suction tube 61 through a three-way joint. When the oil valve 52 is closed to keep the lubricating oil in the oil immersion cavity 35 to immerse the bearing part 1, the inflator pump 7 works to send gas into the first gas passage 38 through the inflation pipe 71 and the exhaust pipe 61, so that the lubricating oil in the oil immersion cavity 35 is pressurized, and the lubricating oil is further accelerated to immerse into the bearing part in the bearing part 1; and when the oil immersion treatment of the bearing part 1 is completed, the oil valve 52 is opened, the lubricating oil is pushed by the air pressure to quicken the lubricating oil to return to the oil tank 5 through the oil pipe 51, and the residual of the lubricating oil in the die 3 can be reduced.

Further, as shown in fig. 1, an oil level indicator 8 communicating with an oil passage 37 is vertically provided on one side of the lower die 32, and the oil level indicator 8 in this embodiment is a straight tube type oil level indicator. According to the principle of the communicating vessel, the position of the lubricating oil in the oil immersion cavity 35 of the mold 3 can be clearly observed through the oil level indicator 8, so that the lubricating oil is prevented from being positioned lower than the bearing part, and the oil immersion of the bearing-containing part 1 is prevented from being affected.

As shown in fig. 2 and 3, the machine body 2 is provided with a control system, the control system includes an electric cabinet 24 and a touch screen 25, the touch screen 25 is installed on the mounting frame, and two modes of manually controlling the operation of the immersion oil machine and automatically controlling the operation of the immersion oil machine can be switched through the touch screen 25, a PLC controller (not shown in the figure) is provided in the electric cabinet 24, and the mode of automatically controlling the operation of the immersion oil machine is realized through the PLC controller. The PLC is electrically connected with the hydraulic cylinder 4, the vacuum pump 6, the inflator pump 7, the oil valve 52 and the air valve 62 and is used for controlling the hydraulic cylinder 4, the vacuum pump 6, the inflator pump 7, the oil valve 52 and the air valve 62 to work and controlling the hydraulic cylinder 4, the vacuum pump 6, the inflator pump 7, the oil valve 52 and the air valve 62 to work in sequence through a control program set in the PLC. The specific control process is that the hydraulic cylinder 4 is controlled to drive the mold 3 to be closed, then the air valve 62 is controlled to be opened, and the vacuum pump 6 is controlled to work to vacuumize the interior of the mold 3; after the mold 3 is vacuumized, the air valve 62 is controlled to be closed and the vacuum pump 6 stops working at the same time, then the oil valve 52 is controlled to be opened, the lubricating oil in the oil tank 5 is carried out in the oil immersion cavity 35 in the interior of the mold 3 through the oil pipe 51, and then the oil valve 52 is closed; then the air pump 7 is controlled to work, the air valve 62 is opened again, the lubricating oil in the die 3 is pressurized until the set time is reached, the oil valve 52 is controlled to be opened again, the lubricating oil in the die 3 is returned to the oil tank 5, and the oil immersion treatment of the bearing part 1 is automatically completed.

Further, referring to fig. 2 and 3, electric heating elements 9 for heating the lubricant and the mold 3 are disposed in the oil tank 5 and the mold 3, respectively, and the electric heating elements 9 in the mold 3 are disposed inside the lower mold 32. The electric heating element 9 in this embodiment is specifically an electric heating tube. Heating and keeping warm lubricating oil through electric heating element 9 that sets up in oil tank 5 and last mould 31 to improve the temperature of lubricating oil when carrying out the immersion oil to containing bearing part 1, thereby accelerate the efficiency that contains bearing part 1 well bearing position immersion oil, and because lubricating oil is comparatively thick, lubricating oil after the heating conveniently gets into in the mould 3, and conveniently gets back to in the oil tank 5 from mould 3, reduces lubricating oil and remains in mould 3.

Design principle and oil immersion process: the bearing parts 1 are installed in the installation device in batches, lubricating oil is conveyed to the bearings through the oil conveying assembly, then the lubricating oil is kept at the bearings through the oil keeping assembly, and therefore the bearings are subjected to targeted oil immersion treatment, compared with the prior art that the whole bearing part 1 is placed in the lubricating oil to be subjected to oil immersion treatment, the bearing part 1-containing shell is prevented from being polluted or corroded by the lubricating oil, and after the bearing part 1 is taken out after oil immersion treatment is finished, a large amount of lubricating oil cannot be taken away, so that the oil immersion cost of the bearing parts is saved; and when the oil immersion cavity 35 is vacuumized by the vacuum pump 6, air in a porous structure inside the bearing part is pumped out, so that the lubricating oil in the oil immersion cavity 35 is accelerated to immerse into the inside of the bearing part, the oil immersion efficiency of the bearing part 1 is improved, the oil immersion machine is automatically controlled by the control system to automatically immerse the bearing part 1, and the oil immersion efficiency of the bearing part 1 is further improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a contain bearing part immersion oil machine which characterized in that: the oil-retaining device comprises a mounting device, an oil delivery assembly and an oil retaining assembly, wherein the mounting device is used for mounting a bearing part (1), the oil delivery assembly is used for delivering lubricating oil to a bearing part, and the oil retaining assembly is used for retaining the lubricating oil at the bearing part.

2. The oil immersion machine for bearing-containing parts according to claim 1, characterized in that: the mounting device includes organism (2), is used for the centre gripping to fix mould (3) that contain bearing part (1) and is used for realizing pneumatic cylinder (4) that mould (3) opened and shut, mould (3) are including last mould (31) and lower mould (32), install on organism (2) lower mould (32), it is located lower mould (32) top to go up mould (31), and realizes the oscilaltion through pneumatic cylinder (4), lower mould (32) upper surface is provided with a plurality of erection columns (33), it is provided with a plurality of support compression columns (34) that correspond with erection column (33) to go up mould (31) lower surface, erection column (33) and support compression columns (34) centre gripping are fixed and contain bearing part (1).

3. The oil immersion machine for bearing parts according to claim 2, characterized in that: the oil delivery assembly comprises an oil tank (5) and a vacuum pump (6), the mounting column (33) and the abutting column (34) are axially and hollow, the mounting column (33) abuts against the lower surface of a bearing part containing the bearing part (1), and the abutting column (34) abuts against the upper surface of the bearing part containing the bearing part (1), so that an immersion oil cavity (35) is formed inside the mounting column (33), inside the abutting column (34) and the bearing part; the lower die (32) is provided with oil passages (37) communicated with the mounting columns (33), and the oil passages (37) are communicated with the oil tank (5) through oil pipes (51); the upper die (31) is provided with a first air passage (38) communicated with the plurality of pressure columns (34), and the first air passage (38) is connected with the vacuum pump (6) through an exhaust pipe (61).

4. A bearing component-containing immersion oil machine as claimed in claim 3, characterized in that: the oil retaining assembly comprises an oil valve (52) and a gas valve (62), the oil valve (52) is arranged in the oil pipe (51), and the gas valve (62) is arranged in the air suction pipe (61).

5. The oil immersion machine for bearing-containing parts according to claim 4, characterized in that: the oil valve (52) is a two-way oil valve, the air valve (62) is a two-way air valve, an inflator pump (7) is arranged on the machine body (2), the inflator pump (7) is connected with an inflation tube (71), and the inflation tube (71) is connected with the air suction tube (61) through a three-way joint.

6. The oil immersion machine for bearing parts according to claim 5, characterized in that: the machine body (2) is provided with a control system, the control system comprises an electric cabinet (24) and a touch screen (25), a PLC is arranged in the electric cabinet (24), and the PLC is electrically connected with the hydraulic cylinder (4), the vacuum pump (6), the inflator pump (7), the oil valve (52) and the air valve (62) and used for controlling the hydraulic cylinder (4), the vacuum pump (6), the inflator pump (7), the oil valve (52) and the air valve (62) to work.

7. A bearing component-containing immersion oil machine as claimed in claim 3, characterized in that: the die comprises an upper die (31), a lower die (32), a mounting column (33) and a pressure supporting column (34), wherein the lower surface of the upper die (31) and the upper surface of the lower die (32) are respectively provided with a groove, the mounting column (33) and the pressure supporting column (34) are respectively mounted in the grooves of the upper die (31) and the lower die (32), so that when the die (3) is closed, the two grooves are closed to form an outer cavity (36), the upper die (31) is provided with a second air channel (39) communicated with the outer cavity (36), the second air channel (39) is connected with a vacuum pump (6) through an air exhaust pipe (61), and the end parts of the mounting column (33) and the pressure.

8. An oil immersion machine for bearing-containing parts according to claim 3 or 4, characterized in that: an oil level indicator (8) communicated with the oil passage (37) is vertically arranged on one side of the lower die (32).

9. The oil immersion machine for bearing-containing parts according to claim 7, characterized in that: and electric heating elements (9) respectively used for heating the lubricating oil and the die (3) are arranged in the oil tank (5) and the die (3).

10. The oil immersion machine for bearing parts according to claim 2, characterized in that: organism (2) upper surface is provided with the mounting bracket, the mounting bracket includes stand (21), mounting panel (22) and lifter plate (23), stand (21) sets up a plurality ofly, and is a plurality of stand (21) are vertical respectively to be set up in organism (2) upper surface both sides, mounting panel (22) level sets up in the upper end of a plurality of stands (21), lifter plate (23) level sets up in mounting panel (22) below, and the movable sleeve locates on stand (21), pneumatic cylinder (4) vertical installation is in mounting panel (22) upper surface, and the output shaft of pneumatic cylinder (4) passes mounting panel (22) and lifter plate (23) upper surface fixed connection, go up mould (31) and install in lifter plate (23) lower surface.