CN115029521A - Quenching equipment for ductile cast iron grinding balls - Google Patents
Quenching equipment for ductile cast iron grinding balls Download PDFInfo
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- CN115029521A CN115029521A CN202210593050.XA CN202210593050A CN115029521A CN 115029521 A CN115029521 A CN 115029521A CN 202210593050 A CN202210593050 A CN 202210593050A CN 115029521 A CN115029521 A CN 115029521A
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- 238000010791 quenching Methods 0.000 title claims abstract description 152
- 230000000171 quenching effect Effects 0.000 title claims abstract description 152
- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 26
- 238000000227 grinding Methods 0.000 title abstract description 91
- 239000012535 impurity Substances 0.000 claims description 17
- 238000000498 ball milling Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 239000002699 waste material Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 25
- 230000003139 buffering effect Effects 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/63—Quenching devices for bath quenching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/36—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for balls; for rollers
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention relates to the technical field of quenching equipment, in particular to nodular cast iron ball grinding quenching equipment which comprises a quenching bath body, wherein the inner wall of the bottom end of the quenching bath body is rotatably connected with a first rotary table, the outer surface of the lower end of the quenching bath body is fixedly connected with a motor, the output end of the motor penetrates through the lower wall of the quenching bath body and is fixedly connected with the first rotary table, the upper surface of the first rotary table is fixedly connected with a plurality of telescopic units, the telescopic units are respectively positioned at the center and the periphery of the upper surface of the rotary table, a hinge frame is hinged above each telescopic unit, and a ball receiving unit is fixedly connected above each hinge frame; the quenching device solves the problems that at present, when the nodular cast iron grinding balls are quenched, the high-temperature grinding balls are poured into a quenching tank from a quenching frame through a pouring device, and at the moment, quenching oil splashes to an area outside the quenching tank due to sudden dropping and temperature difference of the grinding balls, so that waste is caused, and pollution is caused to the working environment.
Description
Technical Field
The invention relates to the technical field of quenching equipment, in particular to quenching equipment for a ductile cast iron grinding ball.
Background
The nodular cast iron is cast iron in which carbon obtained through spheroidizing and inoculation is separated out as spheroidal graphite which is in spheroidal distribution, has good castability, wear resistance and cutting processability, has excellent mechanical property and technological property, can further improve the mechanical property through heat treatment, and is improved in strength and hardness by adopting manners of normalizing, isothermal quenching and the like in the heat treatment process, and the nodular cast iron grinding ball is mainly used for a grinding machine.
At present, when quenching the nodular cast iron grinding ball, pour the grinding ball of high temperature into the quenching bath from the quenching frame through empting the device usually, at this moment, quenching oil is because the sudden drop of grinding ball makes the quenching oil splash the region outside the quenching bath, has not only caused the waste, has also caused the pollution to operational environment.
In view of this, a ductile cast iron ball quenching apparatus is proposed to solve the above problems.
Disclosure of Invention
The invention aims to provide quenching equipment for a nodular cast iron grinding ball, which mainly solves the problems that at present, when the nodular cast iron grinding ball is quenched, the high-temperature grinding ball is poured into a quenching tank from a quenching frame through a pouring device, and at the moment, quenching oil splashes to an area outside the quenching tank due to sudden falling of the grinding ball, so that not only is waste caused, but also the working environment is polluted.
In order to achieve the purpose, the invention provides the following technical scheme:
the nodular cast iron grinding ball quenching equipment comprises a quenching bath body, wherein the inner wall of the bottom end of the quenching bath body is rotatably connected with a first rotary table, the outer surface of the lower end of the quenching bath body is fixedly connected with a motor, the output end of the motor penetrates through the lower wall of the quenching bath body and is fixedly connected with the first rotary table, the upper surface of the first rotary table is fixedly connected with a plurality of telescopic units, the plurality of telescopic units are respectively positioned in the center and the periphery of the upper surface of the rotary table, hinged frames are hinged above the plurality of telescopic units, and ball receiving units are fixedly connected above the hinged frames;
both ends fixedly connected with fan about the upper surface of quenching bath body.
When quenching is carried out on the nodular cast iron grinding ball, firstly, a motor is started, the motor drives a first rotary table to rotate, the first rotary table drives a telescopic unit to rotate along the axis of the first rotary table, the telescopic unit drives a ball receiving unit to rotate through a hinged frame, at the moment, quenching oil can rotate along with the rotation of the mechanisms, at the moment, the high-temperature quenching ball falls down, and due to the rotation of the quenching oil, splashing of splash can be effectively controlled;
in the rotating process of the quenching oil, on one hand, the rotating quenching oil can perform a certain offset force on the grinding balls, so that the grinding balls cannot directly impact the ball receiving unit and the ball receiving unit can be protected to a certain extent; on the other hand, the rotation of the quenching oil can ensure that the temperature of the quenching oil is relatively uniform, so that the quenching of the grinding balls is relatively uniform, and the hardness of the surfaces of the grinding balls is relatively uniform;
the fans are fixedly connected to the left end and the right end of the upper surface of the quenching bath body, and the waterproof layer is coated on the outer surface of each fan, so that quenching oil is prevented from splashing on the fans, and other dangers such as short circuit and the like to the fans are prevented; in the process of falling the grinding balls, the fan is connected with an external power supply, the fan is started, gas is conveyed to the middle of the quenching bath body, most splashed oil is collected and treated, the oil falls into the quenching bath body, the oil is effectively prevented from flying out of the quenching bath body, and the quenching oil is prevented from causing waste and pollution to the working environment.
Preferably, the ball catching unit includes: mount, backing plate, spring, ball board and impurity filter screen, mount No. one of the last fixed surface of articulated frame is connected with, mount No. two of the inner wall fixedly connected with of mount, the inner wall lower extreme fixedly connected with backing plate of mount No. two, a plurality of springs of top fixedly connected with of backing plate, it is a plurality of the upper end fixedly connected with of spring connects the ball board, connect the side surface of ball board and the inner wall sliding connection of mount No. two, the upper surface of mount and the lower extreme that is located mount No. two are provided with the impurity filter screen.
When the nodular cast iron grinding balls are quenched, the telescopic unit drives the first fixing frame to rotate through the hinged frame, the first fixing frame drives the second fixing frame to rotate, the second fixing frame drives the backing plate to rotate, the backing plate drives the ball receiving plate to rotate through the spring, a buffering effect is performed on the falling grinding balls through the arrangement of the spring, then the ball receiving plate 65 can drive the grinding balls falling firstly to roll, a buffering space is provided for the grinding balls falling later, the surfaces of the grinding balls cannot be sunken, and the quenching quality of the grinding balls is ensured;
on the other hand, after all the grinding balls fall on the ball receiving plate, friction collision is carried out between the grinding balls and friction is carried out between the grinding balls and the ball receiving plate through rotation, impurities on the surfaces of the grinding balls are cleaned, and the quality of the grinding balls after quenching is further improved; a plurality of through holes are formed in the bottom of the first fixing frame, so that oil can flow out conveniently;
after quenching is finished, the multiple groups of telescopic units extend upwards, and the ball receiving units are ejected out of the quenching bath body for collection.
Preferably, a plurality of first through holes are formed in the periphery of the second fixing frame.
In the process of stretching of the stretching unit, the periphery of the second fixing frame is provided with the first through holes, so that quenching oil can be transported up and down through the first through holes in the lifting process, and the condition of oil leakage in the lifting process cannot be caused;
simultaneously, after quenching is accomplished, collect quenching oil, flexible unit upwards ejecting ball receiving unit this moment, at this moment, impurity can fall into the impurity filter screen through the through-hole of the number one, and ball receiving unit is rotatory after being ejected simultaneously, utilizes centrifugal force to get rid of near the through-hole of the number one with the remaining impurity of ball receiving plate upper surface, the manual work only need clean simply can, saved manpower and materials.
Preferably, the right end of the first fixing frame is provided with a discharge hole.
When the quenched grinding balls are collected, the motor stops working, when the ball receiving units are ejected out by the telescopic units, the height of the first fixing frame above the ball receiving plate is larger than the diameter of the grinding balls, the grinding balls cannot fall out of the telescopic unit on the left side and are lower than the telescopic unit on the right side, the grinding balls are all located on the left side of the ball receiving plate, after ejection, a discharge port is formed in the right end of the first fixing frame, the telescopic unit on the left end continues to extend, the telescopic unit on the left side is higher than the telescopic unit on the right side, and the grinding balls roll out; the method is controlled by the PLC, and labor is greatly saved.
Preferably, a second through hole is formed in the side wall of the quenching bath body.
In the ascending process of the ball receiving unit, the quenching oil can be transported up and down through the second through hole by arranging the second through hole in the side wall of the quenching bath body, so that the condition of oil leakage in the ascending process cannot be caused; further preventing the waste of quenching oil and the pollution of the quenching oil to the working environment.
Preferably, the telescopic units are hydraulic telescopic rods.
In the quenching process, the telescopic units are all hydraulic telescopic rods, and the hydraulic telescopic rods are powerful, low in noise and capable of being accurately controlled, so that the requirements of the quenching furnace are met.
Preferably, a sealing ring is arranged at the position, in contact with the output end of the motor, of the lower end of the quenching bath body.
In the operation process of the motor, the sealing ring is arranged at the lower end of the quenching bath body and at the contact position of the lower end of the quenching bath body and the output end of the motor, so that the damage of the leakage of quenching oil to the motor is effectively prevented.
Compared with the prior art, the invention has the beneficial effects that:
1. the quenching oil can rotate along with the rotation of the mechanism by arranging the motor, the first rotating disc, the telescopic unit and the ball receiving unit, and the high-temperature quenching ball falls down and can effectively control splashing of water splash due to the rotation of the quenching oil; the falling grinding ball is subjected to a buffering action, so that the surface of the grinding ball is not sunken, and the quenching quality of the grinding ball is ensured; on the other hand, after all the grinding balls fall on the ball receiving plate, friction collision is carried out between the grinding balls and friction is carried out between the grinding balls and the ball receiving plate through rotation, impurities on the surfaces of the grinding balls are cleaned, and the quality of the grinding balls after quenching is further improved;
2. through both ends fixedly connected with fan about the upper surface at the quenching bath body, at the in-process that falls to the ball, the fan links to each other with external power source, starts the fan, carries out the conveying gas to the centre of quenching bath body, and the fluid that will splash collects the processing, and inside fluid fell into the quenching bath body, prevented effectively that fluid from flying out the quenching bath body, avoided the quenching oil to cause extravagant and to the pollution of operational environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic sectional view taken along line A-A of FIG. 1 according to the present invention.
In the figure: quenching bath body 1, first carousel 2, motor 3, flexible unit 4, articulated frame 5, ball unit 6, mount 61, No. two mounts 62, backing plate 63, spring 64, ball board 65, impurity filter screen 66, fan 7, No. one through-hole 8, discharge gate 9, No. two through-holes 10, sealing washer 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution:
a spheroidal graphite cast iron ball-milling quenching device comprises a quenching bath body 1, wherein the inner wall of the bottom end of the quenching bath body 1 is rotatably connected with a first rotary table 2, the outer surface of the lower end of the quenching bath body 1 is fixedly connected with a motor 3, the output end of the motor 3 penetrates through the lower wall of the quenching bath body 1 and is fixedly connected with the first rotary table 2, the upper surface of the first rotary table 2 is fixedly connected with a plurality of telescopic units 4, the plurality of telescopic units 4 are respectively positioned in the center and the periphery of the upper surface of the rotary table, hinged frames 5 are hinged above the plurality of telescopic units 4, and ball-receiving units 6 are fixedly connected above the hinged frames 5;
the left end and the right end of the upper surface of the quenching bath body 1 are fixedly connected with a fan 7.
When quenching is carried out on the nodular cast iron grinding balls, firstly, a motor 3 is started, the motor 3 drives a first rotary table 2 to rotate, the first rotary table 2 drives a telescopic unit 4 to rotate along the axis of the first rotary table 2, the telescopic unit 4 drives a ball receiving unit 6 to rotate through a hinged frame 5, at the moment, quenching oil can rotate along with the rotation of the mechanisms, at the moment, the high-temperature quenching balls fall down, and due to the rotation of the quenching oil, the splashing of water splash can be effectively controlled;
in the rotating process of the quenching oil, on one hand, the rotating quenching oil can perform a certain offset force on the grinding balls, so that the grinding balls cannot directly impact the ball receiving unit 6 and the ball receiving unit 6 can be protected to a certain extent; on the other hand, the rotation of the quenching oil can ensure that the temperature of the quenching oil is relatively uniform, so that the quenching of the grinding balls is relatively uniform, and the hardness of the surfaces of the grinding balls is relatively uniform;
the fans 7 are fixedly connected to the left end and the right end of the upper surface of the quenching bath body 1, and the waterproof layer is coated on the outer surface of each fan 7, so that quenching oil is prevented from splashing on the fans 7, and other dangers such as short circuit and the like to the fans 7 are prevented; in the process of falling the grinding balls, the fan 7 is connected with an external power supply, the fan 7 is started, gas is conveyed to the middle of the quenching bath body 1, most splashed oil is collected and treated, the oil falls into the quenching bath body 1, the oil is effectively prevented from flying out of the quenching bath body 1, and the quenching oil is prevented from causing waste and pollution to the working environment.
As an embodiment of the present invention, the ball catching unit 6 includes: mount 61, mount 62 No. two, backing plate 63, spring 64, ball board 65 and impurity filter screen 66 connect, mount 61 is connected with to the last fixed surface of articulated frame 5, mount 62 No. two of the inner wall fixedly connected with of mount 61, the inner wall lower extreme fixedly connected with backing plate 63 of mount 62 No. two, a plurality of springs 64 of top fixedly connected with of backing plate 63, the upper end fixedly connected with of a plurality of springs 64 connects ball board 65, the side surface that connects ball board 65 and the inner wall sliding connection of mount 62 No. two, the upper surface of mount 61 and the lower extreme that is located mount 62 No. two are provided with impurity filter screen 66.
When quenching is carried out on the nodular cast iron grinding balls, the telescopic unit 4 drives the first fixing frame 61 to rotate through the hinged frame 5, the first fixing frame 61 drives the second fixing frame 62 to rotate, the second fixing frame 62 drives the backing plate 63 to rotate, the backing plate 63 drives the ball receiving plate 65 to rotate through the spring 64, a buffering effect is carried out on the grinding balls falling firstly through the arrangement of the spring 64, then the ball receiving plate 65 can drive the grinding balls falling firstly to roll, a buffering space is provided for the grinding balls falling later, the surfaces of the grinding balls cannot be sunken, and the quenching quality of the grinding balls is ensured;
on the other hand, after all the grinding balls fall on the ball receiving plate 65, friction collision is carried out between the grinding balls and friction is carried out between the grinding balls and the ball receiving plate 65 through rotation, impurities on the surfaces of the grinding balls are cleaned, and the quality of the grinding balls after quenching is further improved; a plurality of through holes are formed in the bottom of the first fixing frame 61, so that oil can flow out conveniently;
after quenching is finished, the multiple groups of telescopic units 4 extend upwards, and the ball receiving units 6 are ejected out of the quenching bath body 1 for collection.
As an embodiment of the present invention, a plurality of first through holes 8 are formed around the second fixing frame 62.
In the process of stretching and retracting the stretching unit 4, the first through holes 8 are formed in the periphery of the second fixing frame 62, so that quenching oil can be transported up and down through the first through holes 8 in the lifting process, and the oil leakage condition in the lifting process cannot be caused;
meanwhile, after quenching is completed, quenching oil is collected, the telescopic unit 4 ejects the ball receiving unit 6 upwards, impurities can fall into the impurity filter screen 66 through the through hole 8 at the moment, the ball receiving unit 6 rotates after being ejected out, the impurities remaining on the upper surface of the ball receiving plate 65 are thrown to the position near the through hole 8 by using centrifugal force, and manpower and material resources are saved only by simply cleaning.
As an embodiment of the present invention, the right end of the first fixing frame 61 is provided with a discharge hole 9.
When the quenched grinding balls are collected, the motor 3 stops working, when the ball receiving unit 6 is ejected out by the telescopic unit 4, the first fixing frame 61 is located at the height above the ball receiving plate 65 and is larger than the diameter of the grinding balls, the grinding balls cannot fall out, the left telescopic unit 4 is lower than the right telescopic unit 4, the grinding balls are located on the left side of the ball receiving plate 65, after ejection, the discharge port 9 is formed in the right end of the first fixing frame 61, the left telescopic unit 4 continues to extend, the left telescopic unit 4 is higher than the right telescopic unit 4, and the grinding balls roll out; the method is controlled by the PLC, and labor is greatly saved.
In one embodiment of the invention, a second through hole 10 is formed in the side wall of the quenching bath body 1.
In the ascending process of the ball catching unit 6, the second through hole 10 is formed in the side wall of the quenching bath body 1, quenching oil can be transported up and down through the second through hole 10, and the condition of oil leakage in the ascending process cannot be caused; further preventing the waste of quenching oil and the pollution of the quenching oil to the working environment.
As an embodiment of the present invention, the telescopic units 4 are hydraulic telescopic rods.
In the quenching process, the telescopic units 4 are all hydraulic telescopic rods, and the hydraulic telescopic rods are powerful, low in noise and capable of being accurately controlled, so that the requirements of the quenching furnace are met.
In an embodiment of the invention, a sealing ring 11 is disposed at a position of the lower end of the quenching bath body 1, which is in contact with the output end of the motor.
In the operation process of the motor 7, the sealing ring 11 is arranged at the lower end of the quenching bath body 1 and at the contact position of the lower end of the quenching bath body and the output end of the motor 7, so that the damage of the leakage of quenching oil to the motor is effectively prevented.
The working principle is as follows: when quenching is carried out on the nodular cast iron grinding ball, firstly, the motor 3 is started, the motor 3 drives the first rotary table 2 to rotate, the first rotary table 2 drives the telescopic unit 4 to rotate along the axis of the first rotary table 2, the telescopic unit 4 drives the ball receiving unit 6 to rotate through the hinged frame 5, at the moment, quenching oil can rotate along with the rotation of the mechanisms, at the moment, the high-temperature quenching ball falls down, and due to the rotation of the quenching oil, splashing of splash can be effectively controlled;
in the rotating process of the quenching oil, on one hand, the rotating quenching oil can apply a certain offset force to the grinding balls, so that the grinding balls cannot directly impact the ball receiving unit 6 and can play a certain protection role on the ball receiving unit 6; on the other hand, the rotation of the quenching oil can ensure that the temperature of the quenching oil is relatively uniform, so that the quenching of the grinding balls is relatively uniform, and the hardness of the surfaces of the grinding balls is relatively uniform;
when quenching is carried out on the nodular cast iron grinding balls, the telescopic unit 4 drives the first fixing frame 61 to rotate through the hinged frame 5, the first fixing frame 61 drives the second fixing frame 62 to rotate, the second fixing frame 62 drives the backing plate 63 to rotate, the backing plate 63 drives the ball receiving plate 65 to rotate through the spring 64, a buffering effect is carried out on the grinding balls falling firstly through the arrangement of the spring 64, then the ball receiving plate 65 can drive the grinding balls falling firstly to roll, a buffering space is provided for the grinding balls falling later, the surfaces of the grinding balls cannot be sunken, and the quenching quality of the grinding balls is ensured;
on the other hand, after all the grinding balls fall on the ball receiving plate 65, friction collision is carried out between the grinding balls and friction is carried out between the grinding balls and the ball receiving plate 65 through rotation, impurities on the surfaces of the grinding balls are cleaned, and the quality of the grinding balls after quenching is further improved;
after quenching is finished, the multiple groups of telescopic units 4 extend upwards, and the ball receiving units 6 are ejected out of the quenching bath body 1 for collection;
when the quenched grinding balls are collected, the motor 3 stops working, when the ball receiving unit 6 is ejected out by the telescopic unit 4, the first fixing frame 61 is located at the height above the ball receiving plate 65 and is larger than the diameter of the grinding balls, the grinding balls cannot fall out, the left telescopic unit 4 is lower than the right telescopic unit 4, the grinding balls are located on the left side of the ball receiving plate 65, after ejection, the discharge port 9 is formed in the right end of the first fixing frame 61, the left telescopic unit 4 continues to extend, the left telescopic unit 4 is higher than the right telescopic unit 4, and the grinding balls roll out; the method is controlled by the PLC, and labor is greatly saved.
The fans 7 are fixedly connected to the left end and the right end of the upper surface of the quenching bath body 1, and the waterproof layer is coated on the outer surface of each fan 7, so that quenching oil is prevented from splashing on the fans 7, and other dangers such as short circuit and the like to the fans 7 are prevented; in the process of falling the grinding balls, the fan 7 is connected with an external power supply, the fan 7 is started to convey gas to the middle of the quenching bath body 1, most splashed oil is collected and treated, and the oil falls into the quenching bath body 1, so that the oil is effectively prevented from flying out of the quenching bath body 1, and the quenching oil is prevented from causing waste and pollution to the working environment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a nodular cast iron ball quenching equipment, includes quenching bath body (1), its characterized in that: the inner wall of the bottom end of the quenching bath body (1) is rotatably connected with a first rotary table (2), the outer surface of the lower end of the quenching bath body (1) is fixedly connected with a motor (3), the output end of the motor (3) penetrates through the lower wall of the quenching bath body (1) and is fixedly connected with the first rotary table (2), the upper surface of the first rotary table (2) is fixedly connected with a plurality of telescopic units (4), the plurality of telescopic units (4) are respectively positioned at the center and the periphery of the upper surface of the rotary table, a hinge frame (5) is hinged above each of the plurality of telescopic units (4), and a ball receiving unit (6) is fixedly connected above each hinge frame (5);
the left end and the right end of the upper surface of the quenching bath body (1) are fixedly connected with a fan (7).
2. The ductile iron ball-milling quenching apparatus according to claim 1, wherein: the ball catching unit (6) includes: mount (61), No. two mount (62), backing plate (63), spring (64), connect ball board (65) and impurity filter screen (66), mount (61) of last fixed surface fixedly connected with of articulated frame (5), mount (62) No. two of the inner wall fixedly connected with of mount (61), the inner wall lower extreme fixedly connected with backing plate (63) of No. two mount (62), a plurality of springs (64) of the top fixedly connected with of backing plate (63), it is a plurality of the upper end fixedly connected with of spring (64) connects ball board (65), the side surface that connects ball board (65) and the inner wall sliding connection of No. two mount (62), the upper surface of mount (61) and the lower extreme that is located No. two mount (62) are provided with impurity filter screen (66).
3. The ductile iron ball-milling quenching apparatus according to claim 2, wherein: a plurality of first through holes (8) are formed in the periphery of the second fixing frame (62).
4. The ductile iron ball-milling quenching apparatus according to claim 2, wherein: the right end of the first fixing frame (61) is provided with a discharge hole (9).
5. The ductile iron ball-milling quenching apparatus according to claim 1, wherein: a second through hole (10) is formed in the side wall of the quenching bath body (1).
6. The ductile iron ball-milling quenching apparatus according to claim 1, wherein: the telescopic units (4) are hydraulic telescopic rods.
7. The ductile iron ball-milling quenching apparatus according to claim 1, wherein: and a sealing ring (11) is arranged at the lower end of the quenching bath body (1) and at the position in contact with the output end of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210593050.XA CN115029521A (en) | 2022-05-27 | 2022-05-27 | Quenching equipment for ductile cast iron grinding balls |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210593050.XA CN115029521A (en) | 2022-05-27 | 2022-05-27 | Quenching equipment for ductile cast iron grinding balls |
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| CN115029521A true CN115029521A (en) | 2022-09-09 |
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|---|---|---|---|
| CN202210593050.XA Pending CN115029521A (en) | 2022-05-27 | 2022-05-27 | Quenching equipment for ductile cast iron grinding balls |
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| CN (1) | CN115029521A (en) |
Citations (14)
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| CN113278772A (en) * | 2021-07-26 | 2021-08-20 | 南通恒信精工机械有限公司 | Quenching device for heat treatment production of mechanical parts |
| CN216445408U (en) * | 2021-11-03 | 2022-05-06 | 嘉兴市川华五金有限公司 | Even heat sink is used in metal material thermal treatment |
| CN217026025U (en) * | 2022-03-02 | 2022-07-22 | 龙口安达热处理有限公司 | Quenching device convenient for discharging and used for die machining |
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2022
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| CN205917305U (en) * | 2016-07-25 | 2017-02-01 | 江苏泰富兴澄特殊钢有限公司 | Rotation type oil quenching tank |
| CN107365893A (en) * | 2017-08-22 | 2017-11-21 | 南京长江工业炉科技有限公司 | A kind of buoyancy automatic impaction quenching Fang Piao mechanisms |
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| CN210151164U (en) * | 2019-07-10 | 2020-03-17 | 黄山钛可磨工业介质有限公司 | Movable heat treatment quenching tank |
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| CN211620570U (en) * | 2020-01-20 | 2020-10-02 | 大连林锋精密模塑有限公司 | Quenching device for processing and manufacturing injection mold |
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| CN113278772A (en) * | 2021-07-26 | 2021-08-20 | 南通恒信精工机械有限公司 | Quenching device for heat treatment production of mechanical parts |
| CN216445408U (en) * | 2021-11-03 | 2022-05-06 | 嘉兴市川华五金有限公司 | Even heat sink is used in metal material thermal treatment |
| CN217026025U (en) * | 2022-03-02 | 2022-07-22 | 龙口安达热处理有限公司 | Quenching device convenient for discharging and used for die machining |
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