Computer manufacturing method
Technical Field
The invention relates to a computer, in particular to a computer manufacturing method.
Background
Electronic components of a personal computer are arranged in a computer shell, and a cooling fan system is arranged on the computer to dissipate heat generated by the electronic components. The cooling fan system comprises an air outlet hole formed in the computer shell, a cooling fan is arranged in the air outlet hole, the cooling fan comprises a cooling motor and an air exhaust blade for exhausting air in the computer shell, the cooling motor comprises a motor shell and a power output shaft supported on the motor shell through a bearing, the air exhaust blade is connected to the power output shaft of the cooling motor, and the bearing comprises an inner ring, an outer ring and a rolling body located between the inner ring and the outer ring. When the heat dissipation fan is used, the heat dissipation motor drives the air draft blades to rotate, so that air in the shell of the computer is pumped out to dissipate heat. The bearing in the computer cooling fan system manufactured by the existing method needs manual oiling for lubrication or is manufactured by filling lubricating grease in the bearing for lubrication, the manual oiling of the bearing requires labor, and the bearing filled with the lubricating grease cannot be supplemented after the lubricating grease is failed, so that the bearing needs to be replaced.
Disclosure of Invention
The invention aims to provide a computer manufacturing method capable of manufacturing a computer capable of automatically adding lubricating grease into a bearing, and solves the problem that the existing manufactured bearing in the computer requires labor for manually adding lubricating grease.
The technical problem is solved by the following technical scheme: the computer manufacturing method is characterized in that a radiating motor is manufactured, the radiating motor further comprises a motor shell, a power output shaft is supported on the motor shell through a bearing, an air draft blade is installed on the power output shaft of the radiating motor to form a radiating fan, the radiating fan is installed in an air outlet of the computer shell, and the bearing comprises an inner ring, an outer ring and a rolling body located between the inner ring and the outer ring; still make automatic grease feeding mechanism in the heat dissipation motor during preparation heat dissipation motor, the concrete process of making automatic grease feeding mechanism is: the motor is characterized in that a grease storage cylinder, a grease storage cylinder part piston, a cylinder part piston and a cylinder piston driving mechanism are arranged in a motor shell, the grease storage cylinder part piston is arranged in the grease storage cylinder, the cylinder part piston is arranged in the cylinder, the cylinder piston is driven by the rotation of a power output shaft to reciprocate in the cylinder, the grease storage cylinder is divided into a grease storage cavity and a gas storage cavity by the grease storage cylinder part piston, an oil filling hole is formed in the outer ring, a grease storage cylinder part grease outlet hole communicated with the oil filling hole is formed in the grease storage cavity, the gas storage cavity is communicated with the cylinder through an air passage, a first one-way valve opened towards the gas storage cavity is arranged on the air passage, and a second one-way valve opened towards the interior of the cylinder part piston is arranged on the cylinder part. When the fan motor is started, the power output shaft drives the piston driving mechanism to drive the piston of the cylinder part to do reciprocating linear motion, when the depth of the piston of the cylinder part inserted into the air cavity is increased, the pressure in the air cavity rises to open the first one-way valve, and the air in the air cavity is pressed into the air storage cavity to enable the piston of the grease storage cavity part to move towards the grease storage cavity, so that the grease in the grease storage cavity is input into the bearing through the grease outlet hole and the grease filling hole of the grease storage cylinder part to realize the oil supplementing lubrication of the bearing; when the piston of the air cavity part moves towards the outside of the air cavity, the first one-way valve is closed, and the second one-way valve is opened, so that the cylinder is irregular, and the piston can be input into the air storage cavity again to drive the piston of the grease storage cavity part to move towards the grease storage cavity again when the depth of the piston inserted into the air cavity is increased next time, and grease is input into the bearing again. Thereby enabling the computer rotary bearing to realize automatic lubrication.
Preferably, the cylinder piston driving mechanism comprises a driving spring which is positioned in the cylinder and drives the cylinder part piston to move outwards, a driving rod connected to the cylinder part piston, a rotating disc connected to the power output shaft and a plurality of rollers which are rotatably connected to the driving rod on the rotating disc so that the cylinder part piston moves towards the cylinder, the rollers are distributed along the circumferential direction of the rotating disc, and the axis of the rotating disc is parallel to the axis of the rollers. The specific technical scheme of the cylinder piston driving mechanism is provided, and the scheme is convenient for realizing adjustment of grease conveying capacity.
Preferably, the roller is circumferentially engaged with the driving rod. The preparation is convenient.
Preferably, when the roller is staggered with the driving rod, the driving rod is positioned outside a cylinder, the radius of the cylinder is the distance between the center line of the roller and the center line of the turntable, and the radius center line of the cylinder is the center line of the turntable. The roller can reliably drive the driving rod to move along the extending direction of the cylinder so as to avoid being stuck.
Preferably, a bearing portion annular oil groove extending in the outer ring circumferential direction is provided on the outer circumferential surface of the outer ring, the grease filling hole is provided in the bearing portion annular oil groove, and the grease storage cylinder portion grease discharge hole is aligned with the bearing portion annular oil groove to communicate with the grease filling hole. The grease outlet hole of the grease storage cylinder part can be conveniently aligned with the oil filling hole, and convenience in assembly is improved.
Preferably, the power output shaft is provided with a grease outlet channel extending in the axial direction of the power output shaft, the grease outlet channel is provided with an output shaft grease inlet hole penetrating through the circumferential surface of the power output shaft, the inner ring is provided with a bearing part grease outlet hole communicated with the output shaft grease inlet hole, the inner ring and the outer ring are hermetically connected together through two oil baffle rings, and the two oil baffle rings are distributed on two sides of the rolling body in the axial direction of the outer ring. When new lubricating grease is injected into the bearing, the lubricating grease in the bearing is discharged into the grease discharging channel through the grease discharging hole of the bearing part and the grease inlet hole of the output shaft part, and finally discharged through the grease discharging channel. The old grease in the bearing can be prevented from flowing out from between the inner and outer rings of the bearing to the inside of the motor.
Preferably, an output shaft annular oil groove extending along the circumferential direction of the power output shaft is formed in the outer circumferential surface of the power output shaft, the output shaft grease inlet hole is formed in the output shaft annular oil groove, and the bearing portion grease outlet hole is aligned with the output shaft annular oil groove to communicate with the output shaft grease inlet hole. The bearing part grease outlet hole and the output shaft part grease inlet hole can be conveniently aligned, and convenience in assembly is improved.
Preferably, the grease outlet channel penetrates through the power output shaft, the power output shaft extends out of the computer shell, a plurality of oil pushing plugs are arranged in the grease outlet channel, the grease inlet holes of the output shaft part are positioned on one side, facing the power output shaft, of all the oil pushing plugs, and the side is positioned at one end of the computer shell, and each oil pushing plug is connected with a pull rope capable of extending out of the outer end of the power output shaft; between adjacent oil pushing plugs, the guy cable on the oil pushing plug far away from the outer end of the power output shaft is connected with the oil pushing plug close to the power output shaft; and the inhaul cable on the oil pushing plug closest to the outer end of the power output shaft outputs the power output shaft through the grease outlet channel. When the computer is used, when the grease filled in the grease outlet channel reaches the outer end of the power output shaft, the guy cable is pulled to pull the grease pushing plug closest to the outer end of the power output shaft out of the power output shaft, the guy cable next to the grease pushing plug at the outer end of the power output shaft outputs the power output shaft, and the grease in the grease outlet channel is discharged when the grease pushing plug is pulled out. When the grease filled in the grease outlet channel reaches the outer end of the power output shaft again, the guy cable is pulled to pull the grease pushing plug closest to the outer end of the power output shaft out of the power output shaft, the guy cable next closest to the grease pushing plug at the outer end of the power output shaft outputs the power output shaft, and the grease in the grease outlet channel is discharged when the grease pushing plug is pulled out. By analogy, when all the oil plugs are pulled out, the computer shell is opened to push the oil plugs from the new assembly in the power output shaft. So as to lead the grease in the grease channel to be intensively and directionally discharged. Thereby avoiding the random discharge of grease to pollute the computer.
Preferably, the oil deflector and the inner ring are abutted together, a chamfer surface is arranged between the outer circumferential surface of the oil deflector and the side surface of the oil deflector, which is far away from the rolling element, a glue storage groove is formed between the chamfer surface and the inner circumferential surface of the outer ring, a bonding ring formed by curing glue and extending along the circumferential direction of the glue storage groove is arranged in the glue storage groove, and the oil deflector and the outer ring are fixedly connected together in a sealing manner through the bonding ring. The oil baffle ring is good in fixing reliability and convenient to fix.
Preferably, a sealing groove extending along the circumferential direction of the inner ring is formed in the outer circumferential surface of the inner ring, the oil baffle ring is provided with an elastic sealing lip which is completely accommodated in the sealing groove and is in sealing and abutting connection with the side wall of the sealing groove on the side far away from the rolling body, and the oil baffle ring is of a rigid structure. The sealing reliability between the inner rings of the manufactured computer is good.
The invention has the following advantages: the manufactured computer can automatically add grease into the bearing when the cooling fan works, so that labor is saved when the grease is added; when the cooling fan does not rotate, lubricating grease can not be added, so that the waste of the lubricating grease is avoided.
Drawings
Fig. 1 is an enlarged cross-sectional view of a heat dissipation motor.
Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a partially enlarged schematic view of fig. 2 at B.
Fig. 4 is a schematic view of the piston driving mechanism when the driving rod and the roller are abutted together along the axial projection of the power output shaft.
Fig. 5 is a schematic view of the piston driving mechanism in axial projection along the power output shaft with the driving rod offset from the roller.
FIG. 6 is a schematic diagram of a computer manufactured by the present invention.
In the figure: the computer comprises a computer shell 1, an air outlet 2, a heat dissipation motor 3, an air draft blade 4, a motor shell 5, a bearing 6, a power output shaft 7, a rotor 8, a stator 9, an inner ring 10, an outer ring 11, a rolling body 12, a grease storage cylinder 13, a grease storage cylinder part piston 14, a cylinder 15, a cylinder part piston 16, a grease storage cavity 17, an air storage cavity 18, a bearing part annular oil groove 19, a grease adding hole 20, a grease storage cylinder part grease outlet hole 21, an air passage 22, a first check valve 23, a second check valve 24, a driving spring 25, a driving rod 26, a rotary disc 27, a shaft pin 28, a roller 29, a cylinder 30, a grease outlet passage 32, an output shaft part annular oil groove 33, an output shaft part grease inlet 34, a bearing part grease outlet 35, a grease pushing plug 36, a pull cable 37, a grease pushing plug 38 positioned on the grease pushing plug closest to the outer end of the power output shaft, Oil baffle 39, glue storage groove 40, bonding ring 41, seal groove 42, elastic seal lip 43.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1, 2, 3, 4 and 5, the computer manufactured by the present invention includes a computer housing 1. The computer shell is provided with an air outlet 2. The air outlet hole is provided with a cooling fan. The heat dissipation fan includes a heat dissipation motor 3 and an air extraction blade 4 that extracts air inside the computer case. The heat dissipation motor comprises a motor housing 5 and a power take-off shaft 7 supported on the motor housing by means of bearings 6. The power output shaft extends out of the computer shell. Both ends of the power output shaft are supported on the motor shell through bearings. The power output shaft is arranged through and fixed on the rotor 8. The rotor is arranged in the stator 9 in a penetrating manner. The stator is fixed with the abutting shell. The air exhaust blade is connected to the power output shaft. The bearing comprises an inner ring 10, an outer ring 11 and rolling bodies 12 located between the inner ring and the outer ring. The computer shell is provided with a grease storage cylinder 13, a grease storage cylinder part piston 14 positioned in the grease storage cylinder, a cylinder 15, a cylinder part piston 16 positioned in the cylinder and a cylinder piston driving mechanism for driving the cylinder part piston to reciprocate in the cylinder through the rotation of a power output shaft. The grease reservoir piston divides the grease reservoir into a grease reservoir chamber 17 and an air reservoir chamber 18. The grease storage cavity stores grease. The outer peripheral surface of the outer ring is provided with a bearing portion annular oil groove 19 extending in the outer ring circumferential direction. The bearing portion annular oil groove is provided with a greasing hole 20 penetrating the outer ring. The grease reservoir chamber is provided with a grease reservoir portion grease outlet aperture 21 aligned with the bearing portion annular oil groove. The air storage cavity is communicated with the air cylinder through an air passage 22. The air passage is provided with a first one-way valve 23 which opens towards the air reservoir. The cylinder part piston is provided with a second one-way valve 24 opening into the cylinder.
The cylinder piston driving mechanism comprises a driving spring 25 which is positioned in the cylinder and drives the cylinder piston to move outwards, a driving rod 26 connected to the cylinder piston, a rotary table 27 connected to the power output shaft and a plurality of rollers 29 which are connected to the rotary table through shaft pins 28 in a rotating mode and drive the driving rod, so that the cylinder piston moves towards the inside of the cylinder. The rollers are distributed along the circumference of the turntable. The axis of the rotary disc is parallel to the axis of the roller. The gyro wheel passes through global and the actuating lever cooperation, and the gyro wheel goes the actuating lever through global promptly. When the rollers are staggered from the drive rods, the drive rods are located outside of the cylinder 30 whose radius is the distance between the centerline of the rollers and the centerline of the turntable, and whose radius centerline is the centerline of the turntable.
The power take-off shaft is provided with a grease outlet passage 32 extending in the axial direction of the power take-off shaft. The grease outlet channel penetrates through two ends of the power output shaft. An output shaft annular oil groove 33 extending in the power output shaft circumferential direction is provided on the power output shaft outer circumferential surface. An output shaft grease inlet hole 34 communicated with the grease outlet channel is formed in the annular oil groove of the output shaft. The inner race is provided with bearing grease holes 35 aligned with the annular oil groove of the output shaft.
A plurality of oil pushing plugs 36 are arranged in the grease outlet channel. The output shaft part grease inlet holes are positioned on one side of all the oil pushing plugs, which faces one end of the power output shaft positioned on the computer shell. Each oil pushing plug is connected with a guy cable 37 which can extend out of the outer end of the power output shaft; between adjacent oil pushing plugs, the guy cable on the oil pushing plug far away from the outer end of the power output shaft is connected with the oil pushing plug close to the power output shaft. The cable 38 on the oil push plug located closest to the outer end of the power output shaft outputs the outer end of the power output shaft (the end located outside the computer case) through the grease outlet passage.
The inner ring and the outer ring are connected together in a sealing way through two oil retaining rings 39. The two oil baffle rings are distributed on two sides of the rolling body along the axial direction of the outer ring. And a chamfer surface is arranged between the outer peripheral surface of the oil baffle ring and the side surface of one side of the oil baffle ring, which is far away from the rolling body, and a glue storage groove 40 is formed between the chamfer surface and the inner peripheral surface of the outer ring. The glue storage tank is internally provided with a bonding ring 41 which is formed by curing glue and extends along the circumferential direction of the glue storage tank. The oil baffle ring and the outer ring are fixedly connected together in a sealing way by the bonding ring. A seal groove 42 extending in the circumferential direction of the inner ring is provided on the outer circumferential surface of the inner ring. The oil baffle ring is provided with an elastic sealing lip 43 which is completely accommodated in the sealing groove and is in sealing and abutting connection with the side wall of the sealing groove far away from one side of the rolling body. The oil baffle ring is a rigid structure.
The specific method for manufacturing the computer is to assemble all the components of the computer together.