CN113000461B - Grinding and cleaning process for surface of compressor spring - Google Patents

Grinding and cleaning process for surface of compressor spring Download PDF

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Publication number
CN113000461B
CN113000461B CN202110285565.9A CN202110285565A CN113000461B CN 113000461 B CN113000461 B CN 113000461B CN 202110285565 A CN202110285565 A CN 202110285565A CN 113000461 B CN113000461 B CN 113000461B
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China
Prior art keywords
spring
floating
spraying
grinding
cleaning
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CN202110285565.9A
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Chinese (zh)
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CN113000461A (en
Inventor
姜国焱
张玮
王卫
陈贵香
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Huangshi Sipu Electromechanical Co ltd
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Huangshi Sipu Electromechanical Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00—Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

The invention discloses a surface grinding and cleaning process for a compressor spring, which comprises the following steps: s1, feeding; s2, magnetic grinding: the conveying belt guides the spring into a magnetic grinder for magnetic grinding treatment, and the magnetic grinding comprises the following steps: the spring is led into a charging hopper in a magnetic grinder through a feed inlet, a steel needle and grinding fluid are sequentially added into the charging hopper, and the magnetic grinder starts to perform magnetic grinding on the spring; s3, demagnetizing: the spring is discharged from a discharge hole of the magnetic grinder, and the spring is conveyed to a demagnetizing mechanism for demagnetizing treatment; s4, spraying antirust water; s5, floating and spraying I; s6, ultrasonic cleaning: ultrasonic cleaning is carried out on the spring by adopting an ultrasonic cleaner, and the ultrasonic cleaner is used for removing dust on the surface of the spring; s7, floating and spraying II; s8, floating and spraying III; s9, wind cutting I; s10, soaking a water-based rust remover; s11, wind cutting II; s12, drying; s13, cooling; s14, packaging. The invention improves the cleaning degree of the spring and realizes the cleaning-free assembly of customers.

Description

Grinding and cleaning process for surface of compressor spring
Technical Field
The invention relates to the technical field of cleaning, in particular to a grinding and cleaning process for the surface of a compressor spring.
Background
The assembly of the springs in the holes and grooves is related to the assembly process of the compressor, and the springs are directly related to the spring force of the air valve, so that the spring is a key point for causing the performance of the compressor to be good or bad. After the surface grinding treatment is carried out on the spring, the spring is required to be cleaned, the adhesive on the surface of the spring is removed, the existing spring cleaning method is only used for mixing the cleaning agent with the spring, cleaning water is adopted for flushing, the adhesive still exists on the surface of the spring after cleaning, the cleaning effect is not ideal, and the use of the spring is affected.
Disclosure of Invention
The invention provides a grinding and cleaning process for the surface of a compressor spring, which aims to solve the problems that the surface of the spring cleaned by the prior art still has adhesive and the cleaning effect is not ideal.
The invention provides a grinding and cleaning process for the surface of a compressor spring, which comprises the following steps:
s1, feeding: pouring the spring into a material hopper, and conveying the spring onto a conveying belt by an automatic feeding mechanism to realize feeding;
s2, magnetic grinding: the conveying belt guides the spring into a magnetic grinder for magnetic grinding treatment, and the magnetic grinding comprises the following steps: introducing the spring into a charging hopper in a magnetic grinder through a feed inlet, sequentially adding a steel needle and grinding liquid into the charging hopper, and starting the magnetic grinder to perform magnetic grinding on the spring, wherein the magnetic grinding time is 15-25min; the pH value of the grinding fluid is 5-6, and the magnetic disk mode of the magnetic grinder is as follows: rectangular moving type, and adopts a 40-head forward and backward rotation mode.
S3, demagnetizing: the spring is discharged from a discharge hole of the magnetic grinder, and the spring is conveyed to a demagnetizing mechanism for demagnetizing treatment;
s4, spraying antirust water: the spring after demagnetization enters an automatic lifting system and enters a spraying device to spray antirust water;
s5, floating and spraying I: the spring is conveyed into a floating spraying groove of a floating spraying station I by the conveying belt, and degreasing agent is added into the floating spraying groove of the floating spraying station I and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 50-60 ℃, the pH value of the solution in the tank is 8-10, and the time of floating spraying I is 2-3min;
s6, ultrasonic cleaning: ultrasonic cleaning is carried out on the spring by adopting an ultrasonic cleaning machine, and the ultrasonic cleaning machine is used for removing dust on the surface of the spring, and comprises the following ultrasonic cleaning steps:
(1) Conveying the spring into a cleaning tank in an ultrasonic cleaning machine, and adding degreasing agent and water into the cleaning tank;
(2) Controlling the temperature in the cleaning tank to be 50-60 ℃, controlling the pH value of the solution in the cleaning tank to be 12-14, and starting the ultrasonic cleaning machine to clean the spring for 3-5min;
s7, floating and spraying II: the spring is conveyed into a floating spraying groove of a floating spraying station II by the conveyor belt, and degreasing agent is added into the floating spraying groove of the floating spraying station II and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 50-60 ℃, and the time of the floating spraying II is 2-3min;
s8, floating and spraying III: the conveying belt conveys the spring into a floating spraying groove of a floating spraying station III, and a water-based antirust agent is added into the floating spraying groove of the floating spraying station III and is used for antirust treatment of the spring;
s9, wind cutting I: carrying out air cutting treatment on the spring, wherein the spring enters the air cutting device, compressed air is introduced into the air cutting device, the air is released from a spray head on the air cutting device, the outlet of the spray head is opposite to the spring, the distance between the spray head and the spring is 30-40cm, and the air cutting time is 5-8min;
s10, soaking a base rust remover: the conveying belt conveys the springs to a water immersion type rust removing station for rust prevention treatment;
s11, wind cutting II: conveying the spring to a station of the air cutting II, introducing compressed gas into the air cutting device, releasing the gas from a spray head on the air cutting device, enabling an outlet of the spray head to face the spring, enabling the distance between the spray head and the spring to be 30-40cm, and enabling the air cutting time to be 5-8min, wherein the air cutting device is used for removing redundant antirust agents on the surface of the spring;
s12, drying: the spring enters a drying device for drying treatment;
s13, cooling: the dried spring enters an air cooling device for cooling treatment;
s14, packaging: and packaging the spring subjected to the cooling treatment.
Preferably, the material hopper cannot be excessively filled, and the filling height is 1/2-2/3 of the height of the material hopper.
Preferably, the grinding fluid in the step S2 is a mixture of water, a cleaning agent and a brightening agent, and the volume ratio of the water, the cleaning agent and the brightening agent is 200:3:1.5.
Preferably, the solution height in the floating spraying groove I in the step S5 is 2/3 of the groove depth.
Preferably, the volume ratio of the degreasing agent to the water in the step S5 is 1:20.
Preferably, the temperature of the solution in the floating spraying tank in the step S8 is 50-60 ℃, and the pH value of the solution in the tank is 8-10.
Preferably, in the step S12, the drying step: introducing the spring into a drying box, closing a box door, starting the drying box, and adjusting the temperature of the drying box to 70-80 ℃ for 5-8min.
The invention provides a grinding and cleaning process for the surface of a compressor spring, which has the beneficial effects that:
through adopting ultrasonic cleaner to carry out ultrasonic cleaning to the spring, get rid of spring surface grease, adopt the shower nozzle to carry out the float to the spring and spout cleaning surface cleaner, adopt wind to cut the device to carry out wind to the spring at last and cut the processing, get rid of quality of water, solution etc. on spring surface, finally dry the spring through drying device, effectually get rid of the binder on spring surface, its clean degree that has effectively improved the spring has reduced the content of spring surface solubles and insoluble matter.
Detailed Description
The invention will be further illustrated with reference to specific examples.
Example 1
S1, feeding: pouring the spring into a material hopper, and conveying the spring onto a conveying belt by an automatic feeding mechanism to realize feeding;
s2, magnetic grinding: the conveying belt guides the spring into a magnetic grinder for magnetic grinding treatment, and the magnetic grinding comprises the following steps: introducing the spring into a charging hopper in a magnetic grinder through a feed inlet, sequentially adding a steel needle and grinding fluid into the charging hopper, and starting the magnetic grinder to perform magnetic grinding on the spring, wherein the magnetic grinding time is 15min; the pH value of the grinding fluid is 5, and the magnetic disk mode of the magnetic grinder is as follows: rectangular moving type, and adopts a 40-head forward and backward rotation mode.
S3, demagnetizing: the spring is discharged from a discharge hole of the magnetic grinder, and the spring is conveyed to a demagnetizing mechanism for demagnetizing treatment;
s4, spraying antirust water: the spring after demagnetization enters an automatic lifting system and enters a spraying device to spray antirust water;
s5, floating and spraying I: the spring is conveyed into a floating spraying groove of a floating spraying station I by the conveying belt, and degreasing agent is added into the floating spraying groove of the floating spraying station I and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 50 ℃, the pH value of the solution in the tank is 8, and the time for floating and spraying I is 2min;
s6, ultrasonic cleaning: ultrasonic cleaning is carried out on the spring by adopting an ultrasonic cleaning machine, and the ultrasonic cleaning machine is used for removing dust on the surface of the spring, and comprises the following ultrasonic cleaning steps:
(1) Conveying the spring into a cleaning tank in an ultrasonic cleaning machine, and adding degreasing agent and water into the cleaning tank;
(2) Controlling the temperature in the cleaning tank to be 50 ℃, controlling the pH value of the solution in the tank to be 12, and starting the ultrasonic cleaning machine to clean the spring for 3min;
s7, floating and spraying II: the spring is conveyed into a floating spraying groove of a floating spraying station II by the conveyor belt, and degreasing agent is added into the floating spraying groove of the floating spraying station II and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 50 ℃, and the time of the floating spraying II is 2min;
s8, floating and spraying III: the conveying belt conveys the spring into a floating spraying groove of a floating spraying station III, and a water-based antirust agent is added into the floating spraying groove of the floating spraying station III and is used for antirust treatment of the spring;
s9, wind cutting I: carrying out air cutting treatment on the spring, wherein the spring enters the air cutting device, compressed air is introduced into the air cutting device, the air is released from a spray head on the air cutting device, the outlet of the spray head is opposite to the spring, the distance between the spray head and the spring is 30cm, and the air cutting time is 5min;
s10, soaking a base rust remover: the conveying belt conveys the springs to a water immersion type rust removing station for rust prevention treatment;
s11, wind cutting II: conveying the spring to a station of the air cutting II, introducing compressed gas into the air cutting device, releasing the gas from a spray head on the air cutting device, enabling an outlet of the spray head to face the spring, enabling the distance between the spray head and the spring to be 30cm, and enabling the air cutting time to be 5min, wherein the air cutting device is used for removing redundant antirust agents on the surface of the spring;
s12, drying: the spring enters a drying device for drying treatment;
s13, cooling: the dried spring enters an air cooling device for cooling treatment;
s14, packaging: and packaging the spring subjected to the cooling treatment.
The material hopper cannot be excessively filled, and the filling height is 1/2 of the height of the material hopper.
The grinding fluid in the step S2 is a mixture of water, a cleaning agent and a brightening agent, and the volume ratio of the water to the cleaning agent to the brightening agent is 200:3:1.5.
And the height of the solution in the floating spraying groove I in the step S5 is 2/3 of the depth of the groove.
And the volume ratio of the degreasing agent to the water in the step S5 is 1:20.
And in the step S8, the temperature of the solution in the floating spraying groove is 50 ℃, and the pH value of the solution in the groove is 8.
And in the step S12, a drying step is carried out: the spring is led into a drying box, the box door is closed to start the drying box, the temperature of the drying box is adjusted to 70 ℃, and the drying time is 5min.
Example 2
S1, feeding: pouring the spring into a material hopper, and conveying the spring onto a conveying belt by an automatic feeding mechanism to realize feeding;
s2, magnetic grinding: the conveying belt guides the spring into a magnetic grinder for magnetic grinding treatment, and the magnetic grinding comprises the following steps: the spring is led into a charging hopper in a magnetic grinder through a feed inlet, a steel needle and grinding fluid are sequentially added into the charging hopper, the magnetic grinder is started to perform magnetic grinding on the spring, and the magnetic grinding time is 25min; the pH value of the grinding fluid is 6, and the magnetic disk mode of the magnetic grinder is as follows: rectangular moving type, and adopts a 40-head forward and backward rotation mode.
S3, demagnetizing: the spring is discharged from a discharge hole of the magnetic grinder, and the spring is conveyed to a demagnetizing mechanism for demagnetizing treatment;
s4, spraying antirust water: the spring after demagnetization enters an automatic lifting system and enters a spraying device to spray antirust water;
s5, floating and spraying I: the spring is conveyed into a floating spraying groove of a floating spraying station I by the conveying belt, and degreasing agent is added into the floating spraying groove of the floating spraying station I and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 60 ℃, the pH value of the solution in the tank is 10, and the time for floating and spraying I is 3min;
s6, ultrasonic cleaning: ultrasonic cleaning is carried out on the spring by adopting an ultrasonic cleaning machine, and the ultrasonic cleaning machine is used for removing dust on the surface of the spring, and comprises the following ultrasonic cleaning steps:
(1) Conveying the spring into a cleaning tank in an ultrasonic cleaning machine, and adding degreasing agent and water into the cleaning tank;
(2) Controlling the temperature in the cleaning tank to be 60 ℃, controlling the pH value of the solution in the tank to be 14, and starting the ultrasonic cleaning machine to clean the spring for 5min;
s7, floating and spraying II: the spring is conveyed into a floating spraying groove of a floating spraying station II by the conveyor belt, and degreasing agent is added into the floating spraying groove of the floating spraying station II and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 60 ℃, and the time of the floating spraying II is 3min;
s8, floating and spraying III: the conveying belt conveys the spring into a floating spraying groove of a floating spraying station III, and a water-based antirust agent is added into the floating spraying groove of the floating spraying station III and is used for antirust treatment of the spring;
s9, wind cutting I: carrying out air cutting treatment on the spring, wherein the spring enters the air cutting device, compressed air is introduced into the air cutting device, the air is released from a spray head on the air cutting device, the outlet of the spray head is opposite to the spring, the distance between the spray head and the spring is 40cm, and the air cutting time is 8min;
s10, soaking a base rust remover: the conveying belt conveys the springs to a water immersion type rust removing station for rust prevention treatment;
s11, wind cutting II: conveying the spring to a station of the air cutting II, introducing compressed gas into the air cutting device, releasing the gas from a spray head on the air cutting device, enabling an outlet of the spray head to face the spring, enabling the distance between the spray head and the spring to be 40cm, and enabling the air cutting time to be 8min, wherein the air cutting device is used for removing redundant antirust agents on the surface of the spring;
s12, drying: the spring enters a drying device for drying treatment;
s13, cooling: the dried spring enters an air cooling device for cooling treatment;
s14, packaging: and packaging the spring subjected to the cooling treatment.
Preferably, the material hopper cannot be excessively filled, and the filling height is 1/2-2/3 of the height of the material hopper.
Preferably, the grinding fluid in the step S2 is a mixture of water, a cleaning agent and a brightening agent, and the volume ratio of the water, the cleaning agent and the brightening agent is 200:3:1.5.
Preferably, the solution height in the floating spraying groove I in the step S5 is 2/3 of the groove depth.
Preferably, the volume ratio of the degreasing agent to the water in the step S5 is 1:20.
Preferably, the temperature of the solution in the floating spraying tank in the step S8 is 60 ℃, and the pH value of the solution in the tank is 10.
Preferably, in the step S12, the drying step: the spring is led into a drying box, the box door is closed to start the drying box, the temperature of the drying box is regulated to 80 ℃, and the drying time is 8min.
Example 3
S1, feeding: pouring the spring into a material hopper, and conveying the spring onto a conveying belt by an automatic feeding mechanism to realize feeding;
s2, magnetic grinding: the conveying belt guides the spring into a magnetic grinder for magnetic grinding treatment, and the magnetic grinding comprises the following steps: the spring is led into a charging hopper in a magnetic grinder through a feed inlet, a steel needle and grinding fluid are sequentially added into the charging hopper, the magnetic grinder is started to perform magnetic grinding on the spring, and the magnetic grinding time is 20min; the pH value of the grinding fluid is 6, and the magnetic disk mode of the magnetic grinder is as follows: rectangular moving type, and adopts a 40-head forward and backward rotation mode.
S3, demagnetizing: the spring is discharged from a discharge hole of the magnetic grinder, and the spring is conveyed to a demagnetizing mechanism for demagnetizing treatment;
s4, spraying antirust water: the spring after demagnetization enters an automatic lifting system and enters a spraying device to spray antirust water;
s5, floating and spraying I: the spring is conveyed into a floating spraying groove of a floating spraying station I by the conveying belt, and degreasing agent is added into the floating spraying groove of the floating spraying station I and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 55 ℃, the pH value of the solution in the tank is 8, and the time for floating and spraying I is 2min;
s6, ultrasonic cleaning: ultrasonic cleaning is carried out on the spring by adopting an ultrasonic cleaning machine, and the ultrasonic cleaning machine is used for removing dust on the surface of the spring, and comprises the following ultrasonic cleaning steps:
(1) Conveying the spring into a cleaning tank in an ultrasonic cleaning machine, and adding degreasing agent and water into the cleaning tank;
(2) Controlling the temperature in the cleaning tank to be 55 ℃, controlling the pH value of the solution in the tank to be 13, and starting the ultrasonic cleaning machine to clean the spring for 3min;
s7, floating and spraying II: the spring is conveyed into a floating spraying groove of a floating spraying station II by the conveyor belt, and degreasing agent is added into the floating spraying groove of the floating spraying station II and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 55 ℃, and the time of the floating spraying II is 3min;
s8, floating and spraying III: the conveying belt conveys the spring into a floating spraying groove of a floating spraying station III, and a water-based antirust agent is added into the floating spraying groove of the floating spraying station III and is used for antirust treatment of the spring;
s9, wind cutting I: carrying out air cutting treatment on the spring, wherein the spring enters the air cutting device, compressed air is introduced into the air cutting device, the air is released from a spray head on the air cutting device, the outlet of the spray head is opposite to the spring, the distance between the spray head and the spring is 40cm, and the air cutting time is 8min;
s10, soaking a base rust remover: the conveying belt conveys the springs to a water immersion type rust removing station for rust prevention treatment;
s11, wind cutting II: conveying the spring to a station of the air cutting II, introducing compressed gas into the air cutting device, releasing the gas from a spray head on the air cutting device, enabling an outlet of the spray head to face the spring, enabling the distance between the spray head and the spring to be 30cm, and enabling the air cutting time to be 5min, wherein the air cutting device is used for removing redundant antirust agents on the surface of the spring;
s12, drying: the spring enters a drying device for drying treatment;
s13, cooling: the dried spring enters an air cooling device for cooling treatment;
s14, packaging: and packaging the spring subjected to the cooling treatment.
Preferably, the material hopper cannot be excessively filled, and the filling height is 1/2-2/3 of the height of the material hopper.
Preferably, the grinding fluid in the step S2 is a mixture of water, a cleaning agent and a brightening agent, and the volume ratio of the water, the cleaning agent and the brightening agent is 200:3:1.5.
Preferably, the solution height in the floating spraying groove I in the step S5 is 2/3 of the groove depth.
Preferably, the volume ratio of the degreasing agent to the water in the step S5 is 1:20.
Preferably, the temperature of the solution in the floating spraying tank in the step S8 is 555 ℃, and the pH value of the solution in the tank is 8.
Preferably, in the step S12, the drying step: the spring is led into the drying box, the box door is closed to start the drying box, the temperature of the drying box is regulated to 80 ℃, and the drying time is 5min.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (7)

1. The surface grinding and cleaning process for the compressor spring is characterized by comprising the following steps of:
s1, feeding: pouring the spring into a material hopper, and conveying the spring onto a conveying belt by an automatic feeding mechanism to realize feeding;
s2, magnetic grinding: the conveying belt guides the spring into a magnetic grinder for magnetic grinding treatment, and the magnetic grinding comprises the following steps: introducing the spring into a charging hopper in a magnetic grinder through a feed inlet, sequentially adding a steel needle and grinding liquid into the charging hopper, and starting the magnetic grinder to perform magnetic grinding on the spring, wherein the magnetic grinding time is 15-25min;
s3, demagnetizing: the spring is discharged from a discharge hole of the magnetic grinder, and the spring is conveyed to a demagnetizing mechanism for demagnetizing treatment;
s4, spraying antirust water: the spring after demagnetization enters an automatic lifting system and enters a spraying device to spray antirust water;
s5, floating and spraying I: the spring is conveyed into a floating spraying groove of a floating spraying station I by the conveying belt, and degreasing agent is added into the floating spraying groove of the floating spraying station I and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 50-60 ℃, the pH value of the solution in the tank is 8-10, and the time of floating spraying I is 2-3min;
s6, ultrasonic cleaning: ultrasonic cleaning is carried out on the spring by adopting an ultrasonic cleaning machine, and the ultrasonic cleaning machine is used for removing dust on the surface of the spring, and comprises the following ultrasonic cleaning steps:
(1) Conveying the spring into a cleaning tank in an ultrasonic cleaning machine, and adding degreasing agent and water into the cleaning tank;
(2) Controlling the temperature in the cleaning tank to be 50-60 ℃, controlling the pH value of the solution in the cleaning tank to be 12-14, and starting the ultrasonic cleaning machine to clean the spring for 3-5min;
s7, floating and spraying II: the spring is conveyed into a floating spraying groove of a floating spraying station II by the conveyor belt, and degreasing agent is added into the floating spraying groove of the floating spraying station II and used for removing grease on the surface of the spring; the temperature of the solution in the tank is 50-60 ℃, and the time of the floating spraying II is 2-3min;
s8, floating and spraying III: the conveying belt conveys the spring into a floating spraying groove of a floating spraying station III, and a water-based antirust agent is added into the floating spraying groove of the floating spraying station III and is used for antirust treatment of the spring;
s9, wind cutting I: carrying out air cutting treatment on the spring, wherein the spring enters the air cutting device, compressed air is introduced into the air cutting device, the air is released from a spray head on the air cutting device, the outlet of the spray head is opposite to the spring, the distance between the spray head and the spring is 30-40cm, and the air cutting time is 5-8min;
s10, soaking a base rust remover: the conveying belt conveys the springs to a water immersion type rust removing station for rust prevention treatment;
s11, wind cutting II: conveying the spring to a station of the air cutting II, introducing compressed gas into the air cutting device, releasing the gas from a spray head on the air cutting device, enabling an outlet of the spray head to face the spring, enabling the distance between the spray head and the spring to be 30-40cm, and enabling the air cutting time to be 5-8min, wherein the air cutting device is used for removing redundant antirust agents on the surface of the spring;
s12, drying: the spring enters a drying device for drying treatment;
s13, cooling: the dried spring enters an air cooling device for cooling treatment;
s14, packaging: and packaging the spring subjected to the cooling treatment.
2. A compressor spring surface grinding and cleaning process according to claim 1, wherein said hopper cannot be filled too much and the filling height is 1/2-2/3 of the hopper height.
3. The process for grinding and cleaning the surface of a compressor spring according to claim 1, wherein the grinding fluid in the step S2 is a mixture of water, a cleaning agent and a brightening agent, and the volume ratio of the water, the cleaning agent and the brightening agent is 200:3:1.5.
4. The process for grinding and cleaning the surface of a compressor spring according to claim 1, wherein the height of the solution in the floating spraying groove I in the step S5 is 2/3 of the depth of the groove.
5. The process of claim 1, wherein the volume ratio of degreasing agent to water in S5 is 1:20.
6. The process for grinding and cleaning the surface of a compressor spring according to claim 1, wherein the temperature of the solution in the floating spraying tank in the step S8 is 50-60 ℃, and the pH value of the solution in the tank is 8-10.
7. The process for grinding and cleaning the surface of a compressor spring according to claim 1, wherein the step of drying in S12: introducing the spring into a drying box, closing a box door, starting the drying box, and adjusting the temperature of the drying box to 70-80 ℃ for 5-8min.
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1192882A (en) * 1997-09-09 1999-04-06 Korai Shoji Kk Stainless steel wire for spring
JP2013059713A (en) * 2011-09-12 2013-04-04 Honda Kogyo:Kk Method of cleaning spring mattress at site
CN107520186A (en) * 2017-08-10 2017-12-29 安庆谢德尔汽车零部件有限公司 A kind of method for improving spring surface cleannes
CN107541682A (en) * 2016-06-29 2018-01-05 比亚迪股份有限公司 A kind of spring and preparation method thereof and for preparing its die assembly
CN108581648A (en) * 2018-03-16 2018-09-28 辽宁科技大学 The device and method of rotary ultrasonic wave magnetic abrasive finishing hemispherical face workpiece surface
CN112454013A (en) * 2020-10-16 2021-03-09 陕西斯瑞新材料股份有限公司 Auxiliary metal processing technology for CuCr contact surface treatment processing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1192882A (en) * 1997-09-09 1999-04-06 Korai Shoji Kk Stainless steel wire for spring
JP2013059713A (en) * 2011-09-12 2013-04-04 Honda Kogyo:Kk Method of cleaning spring mattress at site
CN107541682A (en) * 2016-06-29 2018-01-05 比亚迪股份有限公司 A kind of spring and preparation method thereof and for preparing its die assembly
CN107520186A (en) * 2017-08-10 2017-12-29 安庆谢德尔汽车零部件有限公司 A kind of method for improving spring surface cleannes
CN108581648A (en) * 2018-03-16 2018-09-28 辽宁科技大学 The device and method of rotary ultrasonic wave magnetic abrasive finishing hemispherical face workpiece surface
CN112454013A (en) * 2020-10-16 2021-03-09 陕西斯瑞新材料股份有限公司 Auxiliary metal processing technology for CuCr contact surface treatment processing

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