CN112719204B - Bearing ring cooling device after forging - Google Patents
Bearing ring cooling device after forging Download PDFInfo
- Publication number
- CN112719204B CN112719204B CN202011462845.4A CN202011462845A CN112719204B CN 112719204 B CN112719204 B CN 112719204B CN 202011462845 A CN202011462845 A CN 202011462845A CN 112719204 B CN112719204 B CN 112719204B
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- bearing ring
- cooling
- section
- hopper
- swinging plate
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- 238000001816 cooling Methods 0.000 title claims abstract description 94
- 238000005242 forging Methods 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 43
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 239000007921 spray Substances 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 12
- 238000009434 installation Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010791 quenching Methods 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- 238000000137 annealing Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/04—Making machine elements ball-races or sliding bearing races
Abstract
The invention discloses a bearing ring cooling device after forging, which comprises a hopper, wherein the hopper is provided with a plurality of mutually parallel discharge holes; the number of the material pipes is the same as that of the material outlets, one material pipe is connected and communicated with each material outlet hopper in a butt joint mode, a plurality of material pipes are arranged in parallel side by side, a material channel with a rectangular outline is arranged in each material pipe, after the bearing ring is discharged from the material outlet, the bearing ring rolls along the material pipes, the material pipes sequentially comprise an accelerating section, a first conveying section, a cooling section and a second conveying section, the outline of the cooling section is in an upward protruding symmetrical arc shape, the upper end face of the cooling section is in an open arrangement, and the bearing ring stops after rolling to the top center of the cooling section; the invention has simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of bearing production devices, in particular to a cooling device after bearing ring forging.
Background
In the existing bearing production process, the production process of the inner and outer ferrules mainly comprises the following steps: and heating the bearing steel, cutting into sections, forging and forming, cooling the forging to remove stress, annealing, cutting the annealed ferrule blank, quenching the machined ferrule, and grinding the ferrule after quenching. In the whole process, the ferrule is required to be heated to a certain temperature from normal temperature again before annealing and quenching, a large amount of fuel is consumed during the annealing and quenching, particularly after the bearing is forged and molded, the final forging temperature of the forging reaches 850-950 ℃, and if the forging is naturally cooled, a large amount of heat is wasted, so that the energy conservation and emission reduction are not facilitated.
The final forging temperature of the bearing ring after forging reaches about 850 ℃, and it is required to cool the bearing ring by adopting a proper cooling method. If the cooling speed is too high, forging cracking is easy to occur; if the cooling rate is too low, defects such as network carbide are likely to precipitate along grain boundaries, and the usability of the bearing ring is impaired. The cooling mode of the existing bearing ring comprises the following two modes: 1. stacking the forged bearing rings on a material frame or the ground, and cooling the bearing rings by using a cooling spray head. Because the temperature among the bearing rings is different, heat transfer can occur among the bearing rings, so that the temperature of a single bearing ring is repeatedly lifted, the transformation and formation of internal tissues of the bearing rings are extremely unfavorable, and defects such as netlike carbide and the like are easy to generate. 2. The bearing rings are spread on the ground, so that heat transfer between the bearing rings can be avoided, but for manufacturers of mass production, the cooling spray heads are required to be installed in a large area, and a large area of land and a large amount of retraction time are required, so that the production is not facilitated, and the production is impractical.
Based on this, there is a need for a cooling device for a bearing ring after forging, which can achieve rapid cooling, and also needs to be able to recover heat energy for preheating the bearing ring before the next annealing operation.
Disclosure of Invention
The invention aims to provide a bearing ring post-forging cooling device which can accelerate cooling and recover heat energy for preheating in the next quenching operation.
In order to achieve the above purpose, the present invention provides the following technical solutions: a post-forging cooling device for a bearing ring comprises
The hopper is provided with a plurality of discharge holes which are parallel to each other;
the number of the material pipes is the same as that of the material outlets, one material pipe is connected and communicated with each material outlet hopper in a butt joint mode, a plurality of material pipes are arranged in parallel side by side, a material channel with a rectangular outline is arranged in each material pipe, after the bearing ring is discharged from the material outlet, the bearing ring rolls along the material pipes, the material pipes sequentially comprise an accelerating section, a first conveying section, a cooling section and a second conveying section, the outline of the cooling section is in an upward protruding symmetrical arc shape, the upper end face of the cooling section is in an open arrangement, and the bearing ring stops after rolling to the top center of the cooling section;
the cooling spray heads are provided with a plurality of cooling spray heads, the plurality of cooling spray heads can continuously spray mist cooling water on the inner side face and the outer side face of the bearing ring for 5S, after the first bearing ring finishes spraying 5S, the second bearing ring rolls to the top center of the cooling section and ejects the first bearing ring out of the center position, and the first bearing ring is pushed to roll towards the second transportation section;
the heat recovery unit comprises a base and a heat conduction component, wherein the base is fixedly arranged above all the cooling sections, a closed working space is formed between the bottom surface of the base and the upper end surface of each cooling section respectively, the heat conduction component is arranged on the base and used for absorbing heat of evaporated water vapor, and a radiating pipe of the heat conduction component is arranged on the top surface of the base;
the preheating cylinder is arranged on the top surface of the base, the radiating pipes of the heat conduction assembly are arranged in the preheating cylinder, preheating liquid is stored in the preheating cylinder, and the upper opening is provided with a sealing cover.
Further, a plurality of cooling spray heads are arranged on the side face of the cooling section.
Further, heat conduction subassembly include gas receiver, cooling tube, installation sleeve, air exhauster, exhaust duct and exhaust duct, the bottom surface and the base top surface of preheating cylinder set up the air vent of intercommunication each other, the gas receiver set up the bottom surface at preheating cylinder to the inlet port with the air vent intercommunication has been seted up to the gas receiver bottom surface, the cooling tube be the copper pipe of fifty percent discount, the air inlet and the gas outlet of cooling tube and the venthole butt joint intercommunication of gas receiver top surface, the exhaust duct have the gas outlet butt joint intercommunication of cooling tube, the air exhauster set up in the outside of preheating cylinder, the outlet intercommunication of exhaust duct and air exhauster to exhaust duct and the top surface intercommunication of second transport section, the last mouthful detachable of installation sleeve install in the closing cap bottom surface, the lower mouth medial surface of installation sleeve is provided with annular bulge along the edge, annular bulge and the slidable cooperation of the lateral surface of pipe, the medial surface and the slidable cooperation of the lateral surface of bearing ring of installation sleeve and bearing ring, the lateral surface and the slidable cooperation of the medial surface of cooling tube and bearing ring.
Further, the air outlet of the exhaust pipeline faces to the outlet direction of the second transportation section.
Further, a groove is formed in the center of the top of the cooling section, and a magnet is arranged at the bottom of the groove.
Further, the hopper comprises a hopper body, a baffle plate and a power part, the lower opening of the hopper is provided with an outlet end with a rectangular inner cavity, one long side of the outlet end is arranged in an open mode, a swinging plate is rotatably arranged on the surface by utilizing a rotating shaft, the rotating shaft is parallel to the long side, the swinging plate rotates around the rotating shaft, the width of the outlet end is equal to the outer diameter of a bearing ring, limit protrusions are arranged at the top end and the bottom end of the inner side surface of the swinging plate, the width of the swinging plate is equal to the outer diameter of the bearing ring, the power part comprises a bracket, a motor, a gearbox, a driving gear, a driven incomplete gear and a torsion spring, the bracket is arranged on the surface of the short side of the hopper, the motor and the gearbox are arranged on the bracket, the driving gear is arranged on an output shaft of the gearbox, the driven incomplete gear is arranged on the rotating shaft, the driving gear can be meshed with the driven incomplete gear, the torsion spring is arranged on the rotating shaft, the motor drives the rotating shaft to rotate through the driving gear, so that the limit protrusion at the top of the swinging plate is screwed out of the inner cavity of the outlet end, the limit protrusion at the bottom of the swinging plate is screwed into the inner cavity of the outlet end, the bearing ring in the outlet end is further limited, the torsion spring drives the rotating shaft to reversely rotate after the driving gear and the driven incomplete gear are separated, so that the limit protrusion at the top of the swinging plate is screwed into the inner cavity of the outlet end, the limit protrusion at the bottom of the swinging plate is screwed out of the inner cavity of the outlet end, the bearing ring is further discharged, the partition plate is arranged in the outlet end and is parallel to the surface where the broadside is located, the distance between the adjacent partition plates is equal to the thickness of the bearing ring, the first side of baffle be provided with the terminal surface at the long limit place of elasticity stretch structure and exit end and link firmly, the second side of baffle passes through the stay cord and links firmly with the swinging plate, elasticity stay cord structure include T shape axle, spring, the first side of baffle seted up the slide opening, the head end slidable setting of T shape axle in the slide opening, the spring suit on T shape axle to both ends link firmly with the head end and the slide opening import of T shape axle respectively.
Furthermore, a liquid storage box is arranged below the air outlet of the air storage box.
Compared with the prior art, the invention has the following beneficial effects:
1. the cooling process of bearing ring after forging is accelerated, this application has realized once that a plurality of bearing rings enter into the cooling section through the material way through the combination of hopper and material pipe, realizes spraying the cooling to bearing ring medial surface and lateral surface through the cooling shower nozzle, and the cooling water evaporation rate after the atomizing is faster, has accelerated cooling process, separates each other between the bearing ring cooling process, has avoided the heat of mutual transfer between the bearing ring.
2. The cooling effect is good, each bearing ring is cooled through a fixed cooling process, specifically, atomized water is used for spraying 5S on the inner side surface and the outer side surface of the bearing ring by using a plurality of cooling spray heads, the cooling effect is uniform and good,
3. the heat energy recovery is realized, specifically, the heat conduction component is heated by the water vapor generated in the cooling process, the heat conduction component generates heat in the preheating cylinder, and the purpose of recovering heat energy is achieved, because the number of bearing rings cooled at one time is large, the water vapor generated at the same time is large, and the whole cooling process is continuous, namely after the bearing rings of the previous batch are cooled, the bearing rings of the next batch are connected, and the water vapor is continuous, so that the purpose of supplying heat for the preheating cylinder is achieved.
4. The preheating process of the bearing ring is realized, and the preheating cylinder is supplemented with heat energy through heat energy recovered, so that the aim of saving energy is fulfilled.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the hopper of the present invention;
FIG. 3 is a side view of a hopper of the present invention;
FIG. 4 is a schematic diagram of the driving gear and driven incomplete gear of the present invention;
fig. 5 is a bottom view of the radiating pipe and the mounting sleeve of the present invention after being assembled.
In the figure: the device comprises a hopper-1, a discharge port-2, a hopper body-3, a partition plate-4, an outlet end-5, a rotating shaft-6, a swinging plate-7, a limiting protrusion-8, a bracket-9, a motor-10, a gearbox-11, a driving gear-12, a driven incomplete gear-13, a pull rope-14, a T-shaped shaft-15, a spring-16, a sliding hole-17, a material pipe-18, an accelerating section-19, a first transportation section-20, a cooling section-21, a second transportation section-22, a base-23, a heat conduction component-24, a gas storage tank-25, a radiating pipe-26, a mounting sleeve-27, an exhaust fan-28, an exhaust pipe-29, an exhaust pipe-30, a preheating cylinder-31, a cooling nozzle-32, a sealing cover-33, an annular protrusion-34 and a liquid storage box-35.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to the drawings, one embodiment of the present invention is provided: a post-forging cooling device for a bearing ring comprises
The hopper 1, the hopper 1 has a plurality of discharge ports 2 parallel to each other, the hopper 1 includes the bucket body 3, baffle 4 and power part, the lower port of the hopper 1 has rectangular exit end 5 of inner chamber, the surface that one of them long side of this exit end 5 is located opens and sets up, and utilize the pivot 6 rotatable to be provided with the swinging plate 7 on this surface, the pivot 6 is parallel to long side, the swinging plate 7 rotate with the pivot 6 as the center, the width of exit end 5 equals the external diameter of the bearing ring, the top and bottom of the medial surface of swinging plate 7 all are provided with spacing arch 8, the width of swinging plate 7 equals the external diameter of the bearing ring, the power part includes support 9, motor 10, gearbox 11, driving gear 12, driven incomplete gear 13 and torsional spring (not shown), support 9 set up on the surface that the minor face of hopper 1 is located, the motor 10 and the gearbox 11 are arranged on the bracket 9, the driving gear 12 is arranged on the output shaft of the gearbox 11, the driven incomplete gear 13 is arranged on the rotating shaft 6, the driving gear 12 can be meshed with the driven incomplete gear 13, the torsion spring is arranged on the rotating shaft 6, the motor 10 drives the rotating shaft 6 to rotate through the driving gear 12 so that the limit boss 8 at the bottom end of the swinging plate 7 is screwed into the inner cavity of the outlet end 5, the limit boss 8 at the top end of the swinging plate 7 is screwed out of the inner cavity of the outlet end 5, the bearing ring position in the outlet end 5 is further limited, the torsion spring drives the rotating shaft 6 to reversely rotate after the driving gear 12 is separated from the driven incomplete gear 13 so that the limit boss 8 at the bottom end of the swinging plate 7 is screwed out of the inner cavity of the outlet end 5, the limit boss 8 at the top end of the swinging plate 7 is screwed into the inner cavity of the outlet end 5, and then realize bearing ring and discharge, baffle 4 set up in exit end 5 to with broadside place face parallel arrangement, distance equals bearing ring's thickness between the adjacent baffle 4, baffle 4 be provided with the terminal surface at the long limit place of elasticity stretching structure and exit end 5 and link firmly, baffle 4's second side passes through stay cord 14 and links firmly with swinging plate 7, elasticity stay cord structure include T-shaped shaft 15, spring 16, baffle 4's first side seted up slide hole 17, T-shaped shaft 15's head end slidable set up in slide hole 17, spring 16 suit on T-shaped shaft 15, and both ends link firmly with T-shaped shaft 15's head end and slide hole 17 import respectively.
The working principle of the hopper 1 is as follows:
the forged bearing rings are placed in the hopper 1, the bearing rings slide towards the outlet end 5 under the gravity, the width of the swinging plate 7 is equal to the outer diameter of the bearing rings, only one bearing ring is allowed to enter in the height direction on the outlet end 5, the width of the outlet end 5 is equal to the outer diameter of the bearing rings, the distance between the adjacent partition plates 4 is equal to the thickness of the bearing rings, namely, a plurality of accommodating cavities with the size being matched with the bearing rings in a sliding way are divided by the partition plates 4 in the inner cavity of the outlet end 5, only one bearing ring can be stored in the accommodating cavities, the long side surface of the accommodating cavity is the swinging plate 7, after the swinging plate 7 rotates by taking the rotating shaft 6 as the center, limit protrusions 8 positioned at the top end and the bottom end respectively enter into an upper opening and a lower opening of the outlet end 5, namely, the limit protrusions 8 positioned at the bottom end are positioned at the top end of the bearing rings, after the limit protrusions 8 enter into the top surface of the bearing rings, the bearing rings can be limited to enter into the outlet end, the position of the bearing rings 5, and the bearing rings in the inner cavity of the hopper 1 are limited to enter into the outlet end 5, the position of the limit protrusions 8 positioned at the bottom end 5 are reversed, the position of the limit protrusions 8 positioned at the top end of the bearing rings, the limit protrusions 8 are positioned at the top end 5, the position of the limit protrusions are rotated, the position of the top end of the bearing rings, and the bearing rings are rotated, and the position of the bearing rings are rotated.
The swinging plate 7 of the application is driven by the motor 10, the driving gear 12 and the incomplete gear 13, the bottom end of the swinging plate 7 periodically rotates in the outlet end 5, the top end of the swinging plate 7 periodically rotates in the outlet end 5 under the driving of the torsion spring, the swinging plate 7 periodically swings back and forth by taking the rotating shaft 6 as the center, the bearing ring is rolled out in the swinging process, and the bearing ring is ensured to fall by taking the side surface as a contact surface.
In the process of reciprocating swing of the swing plate 7, the top end of the partition plate 4 is pulled to slide outwards of the outlet end 5 through the pull rope 14, the pulling force comes from the motor 10, the partition plate 4 slides along the T-shaped shaft 15, the spring 16 is compressed, after the driving gear 12 and the incomplete gear 13 are separated, the spring 16 and the torsion spring slide the partition plate 4 into the outlet end 5, so that reciprocating vibration of the partition plate 4 is realized, and the problem that bearing rings in the hopper 1 cannot be stacked and fall into the outlet end 5 is avoided.
The quantity of the material pipes 18 is the same as that of the discharge holes 2, one material pipe 18 is in butt joint communication on each discharge hopper 1, a plurality of material pipes 18 are arranged side by side in parallel, a material channel with a rectangular outline is arranged in each material pipe 18, namely, the side surface of each bearing ring is contacted with the bottom surface of the material channel, the purpose of rolling along the material channel is achieved, the bearing rings are discharged from the discharge holes 2 and roll along the material pipes, the material pipes 18 sequentially comprise an accelerating section 19, a first conveying section 20, a cooling section 21 and a second conveying section 22, the outline of each cooling section 21 is in an upward convex symmetrical arc shape, the upper end surface of each cooling section 21 is in an open arrangement, after the bearing rings roll towards the top surface of each cooling section 21 after passing through the first conveying section 20, the bearing rings roll to the top center of each cooling section 21 and then stop, the top center of each cooling section 21 is provided with a groove (not shown), the bottoms of the grooves are provided with magnets (not shown), and the grooves and the magnets can effectively stop the bearing rings.
The cooling spray heads 32, the cooling spray heads 32 are provided with a plurality of cooling spray heads 32, the inner side surface and the outer side surface of the bearing ring can be continuously sprayed with mist cooling water for 5 seconds, after the first bearing ring is sprayed for 5 seconds, the second bearing ring rolls to the top center of the cooling section 21 and pushes the first bearing ring to push out of the center position, the first bearing ring rolls to the second transportation section 22, the cooling section 21 is of an arc-shaped structure, kinetic energy can be obtained to roll to the second transportation section 22 after the first bearing ring is separated from the groove bearing ring, and the cooling spray heads 32 are arranged on the side surface of the cooling section 21.
The heat recovery unit comprises a base 23 and a heat conduction assembly 24, the base 23 is fixedly arranged above all cooling sections 21, a closed working space is formed between the bottom surface of the base 23 and the upper end surface of each cooling section 21 respectively, namely, water vapor generated by spray cooling can intensively flow into the working space, the heat conduction assembly 24 is arranged on the base 23 and is used for absorbing heat of evaporated water vapor, a radiating pipe 25 of the heat conduction assembly 24 is arranged on the top surface of the base 23, the heat conduction assembly 24 comprises a gas storage tank 25, a radiating pipe 26, a mounting sleeve 27, an exhaust fan 28, an exhaust pipe 29 and an exhaust pipe 30, vent holes which are mutually communicated are formed in the bottom surface of a preheating cylinder 31 and the top surface of the base 23, the bottom surface of the gas storage tank 25 is provided with a gas inlet hole which is communicated with the vent holes, the air inlet of the radiating pipe 26 is in half-folded shape, the top surface of the exhaust pipe 29 is in butt joint with the gas outlet, the air outlet of the radiating pipe 29 is arranged on the top surface of the air storage tank 25, the sleeve 26 is arranged on the inner side surface of the bearing sleeve 27, the annular sleeve is matched with the outer side surface of the bearing sleeve 30, the annular sleeve is matched with the inner side surface of the bearing sleeve 30, the annular sleeve is matched with the outer side surface of the bearing sleeve 30, the annular sleeve is matched with the inner side surface of the annular sleeve 30, the annular sleeve 30 is matched with the outer side surface of the annular sleeve 30 with the annular sleeve 28, the vent hole is matched with the vent hole of the vent hole, the air outlet of the air exhaust pipeline 30 faces the outlet direction of the second transportation section 32, the rolling speed, the heat dissipation speed and the drying speed of the bearing ring can be increased by utilizing the air exhaust pipeline 30, the liquid storage box 35 is arranged below the air outlet of the air storage box 25, and the water inlet hole is formed in the side face of the mounting sleeve 27.
A preheating cylinder 31, the preheating cylinder 31 is arranged on the top surface of the base 23, the radiating pipe 26 of the heat conduction assembly 24 is arranged in the preheating cylinder 31, the preheating cylinder 31 stores preheating liquid, and the upper opening is provided with a sealing cover 33.
Heat recovery and preheating principle:
the shower water produces a large amount of vapor in the cooling process, exhaust fan 28 extracts and produces the negative pressure, vapor from this enters into gas receiver 25, and then enter into cooling tube 26, during the preheating, the bearing ring is packed into by the upper mouth of installation sleeve 27, the inner chamber size of installation sleeve 27 and the external diameter of cooling tube 26 respectively with the slidable cooperation of external diameter and internal diameter of bearing ring, the bearing ring of packing into in installation sleeve 27 can pack into cooling tube 26, the heat conduction of vapor is to cooling tube 26, cooling tube 26 has limited heating bearing ring to can heat the preheating fluid, heat water promptly, successfully realized the purpose of preheating. Water generated by the water vapor during the heat dissipation process may enter the liquid storage box 35.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. The utility model provides a bearing ring cooling device after forging which characterized in that: comprising
The hopper is provided with a plurality of discharge holes which are parallel to each other;
the number of the material pipes is the same as that of the material outlets, one material pipe is connected and communicated with each material outlet hopper in a butt joint mode, a plurality of material pipes are arranged in parallel side by side, a material channel with a rectangular outline is arranged in each material pipe, after the bearing ring is discharged from the material outlet, the bearing ring rolls along the material pipes, the material pipes sequentially comprise an accelerating section, a first conveying section, a cooling section and a second conveying section, the outline of the cooling section is in an upward protruding symmetrical arc shape, the upper end face of the cooling section is in an open arrangement, and the bearing ring stops after rolling to the top center of the cooling section;
the cooling spray heads are provided with a plurality of cooling spray heads, the plurality of cooling spray heads can continuously spray mist cooling water on the inner side face and the outer side face of the bearing ring for 5S, after the first bearing ring finishes spraying 5S, the second bearing ring rolls to the top center of the cooling section and ejects the first bearing ring out of the center position, and the first bearing ring is pushed to roll towards the second transportation section;
the heat recovery unit comprises a base and a heat conduction component, wherein the base is fixedly arranged above all the cooling sections, a closed working space is formed between the bottom surface of the base and the upper end surface of each cooling section respectively, the heat conduction component is arranged on the base and used for absorbing heat of evaporated water vapor, and a radiating pipe of the heat conduction component is arranged on the top surface of the base;
the preheating cylinder is arranged on the top surface of the base, the radiating pipe of the heat conduction assembly is arranged in the preheating cylinder, the preheating cylinder stores preheating liquid, and the upper opening is provided with a sealing cover;
the plurality of cooling spray heads are arranged on the side face of the cooling section;
the heat conduction assembly comprises a gas storage tank, a radiating pipe, a mounting sleeve, an exhaust fan, an exhaust pipe and an exhaust pipe, wherein vent holes which are communicated with each other are formed in the bottom surface of the preheating cylinder and the top surface of a base; the cooling section is characterized in that a groove is formed in the center of the top of the cooling section, and a magnet is arranged at the bottom of the groove.
2. A bearing ring post-forging cooling apparatus as recited in claim 1, wherein: and the air outlet of the air exhaust pipeline faces to the outlet direction of the second transportation section.
3. A bearing ring post-forging cooling apparatus as recited in claim 2, wherein: the hopper comprises a hopper body, a baffle plate and a power part, wherein the lower opening of the hopper is provided with an outlet end with a rectangular inner cavity, the surface of one long side of the outlet end is opened, a swinging plate is rotatably arranged on the surface by utilizing a rotating shaft, the rotating shaft is parallel to the long side, the swinging plate rotates by taking the rotating shaft as the center, the width of the outlet end is equal to the outer diameter of a bearing ring, limit protrusions are arranged at the top end and the bottom end of the inner side surface of the swinging plate, the width of the swinging plate is equal to the outer diameter of the bearing ring, the power part comprises a bracket, a motor, a gearbox, a driving gear, a driven incomplete gear and a torsion spring, the bracket is arranged on the surface of the short side of the hopper, the motor and the gearbox are arranged on the bracket, the driving gear is arranged on an output shaft of the gearbox, the driven incomplete gear is arranged on the rotating shaft, the driving gear can be meshed with the driven incomplete gear, the torsion spring is arranged on the rotating shaft, the motor drives the rotating shaft to rotate through the driving gear, so that the limit protrusion at the top of the swinging plate is screwed out of the inner cavity of the outlet end, the limit protrusion at the bottom of the swinging plate is screwed into the inner cavity of the outlet end, the bearing ring in the outlet end is further limited, the torsion spring drives the rotating shaft to reversely rotate after the driving gear and the driven incomplete gear are separated, so that the limit protrusion at the top of the swinging plate is screwed into the inner cavity of the outlet end, the limit protrusion at the bottom of the swinging plate is screwed out of the inner cavity of the outlet end, the bearing ring is further discharged, the partition plate is arranged in the outlet end and is parallel to the surface where the broadside is located, the distance between the adjacent partition plates is equal to the thickness of the bearing ring, the first side of baffle be provided with the terminal surface at the long limit place of elasticity stretch structure and exit end and link firmly, the second side of baffle passes through the stay cord and links firmly with the swinging plate, elasticity stay cord structure include T shape axle, spring, the first side of baffle seted up the slide opening, the head end slidable setting of T shape axle in the slide opening, the spring suit on T shape axle to both ends link firmly with the head end and the slide opening import of T shape axle respectively.
4. A bearing ring post-forging cooling apparatus as recited in claim 3, wherein: a liquid storage box is arranged below the air outlet of the air storage box.
Priority Applications (1)
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| CN112719204A (en) | 2021-04-30 |
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