CN115198068A - Quenching device with high strength for fastener - Google Patents
Quenching device with high strength for fastener Download PDFInfo
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- CN115198068A CN115198068A CN202211118892.6A CN202211118892A CN115198068A CN 115198068 A CN115198068 A CN 115198068A CN 202211118892 A CN202211118892 A CN 202211118892A CN 115198068 A CN115198068 A CN 115198068A
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- high strength
- outer shell
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- 238000010791 quenching Methods 0.000 title claims abstract description 22
- 230000000171 quenching effect Effects 0.000 title claims abstract description 22
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 20
- 238000001816 cooling Methods 0.000 description 14
- 238000005507 spraying Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- C21D1/667—Quenching devices for spray quenching
-
- 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
- C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
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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 fastener manufacturing, and discloses a quenching device with high strength for a fastener, which comprises an outer shell, wherein a salt bath solution is filled at the bottom end inside the outer shell, the fastener with high strength is characterized in that a plurality of layers of baffles are arranged on one side from top to bottom in the rotation direction of a containing structure inside the outer shell, and air holes are formed in the baffles, so that when a containing head containing the heated fastener rotates into the salt bath solution at the bottom end inside the outer shell, a large amount of hot steam can be generated due to the fact that the high-temperature fastener is in contact with the solution instantly, most of the hot steam can be gathered in the range of the baffles under the action of the baffles, and the high-temperature steam can form a relatively high-temperature and constant-temperature region at the position, so that the heated fastener can be always in a medium constant-temperature region when passing through the position.
Description
Technical Field
The invention relates to the technical field of fastener manufacturing, in particular to a quenching device for a fastener with high strength.
Background
The fastener is used as one of three basic mechanical parts and is very common in application, cold heading steel wires are main raw materials for manufacturing the fasteners such as bolts, nuts, screws and the like, alloy structural steel is mainly used as a material, stamping forming is carried out in a die, blanks of the fasteners are obtained, then the blanks are subjected to subsequent heat treatment, so that the proper hardness requirement is met, and then the blanks can be put into use.
The existing cooling method for the fastener blank heated to a certain temperature mostly adopts air cooling, the existing air cooling uniformly places a large number of fasteners after being heated into cooling equipment for cooling, but the existing equipment cools the fastener outer surface after being heated by using the air cooling method, on one hand, the air cooling is self-cooling, and the inner core is hardened after cooling, but the temperature of the inner core is still very high, so that stress can not be effectively dissipated in the process of cooling the inside of the fastener, the subsequent fastener is very easy to crack in the using process, and the cooling efficiency of the cooling equipment combined with air cooling is very low, thereby not only reducing the quality of products, but also reducing the production efficiency of products.
Disclosure of Invention
The invention provides a quenching device for a fastener with high strength, which has the advantages of high product hardness and high production efficiency and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides a quenching device for fastener with high strength, includes the shell body, salt bath solution is filled to the inside bottom of shell body, the feed inlet is seted up on the top of shell body, the discharge gate is seted up in the front of shell body, the inside central fixed mounting center block of shell body, the top movable mounting of center block is movable plate down, the inside top movable mounting of shell body goes up the fly leaf, the inside left end top fixed mounting water pipe of shell body, the even fixed mounting shower head of right flank of water pipe, the inside left side fixed mounting baffle of shell body and the structure of giving vent to anger, fixed mounting track on the internal surface of shell body, movable mounting splendid attire structure in the track, the back fixed mounting drive structure of shell body, the back of center block is provided with the over heater.
The splendid attire structure contains the ring tooth of movable mounting in track inside, the solid fixed mounting of one side dress splendid attire head of ring tooth.
Preferably, the following components: the discharge gate is seted up at the shell body openly, and the trompil size is greater than the cross-sectional dimension of splendid attire head, the trompil position and the quantity of feed inlet all correspond with the splendid attire frame.
Preferably: the lower movable plate and the upper movable plate are arranged above the inner portion of the outer shell, the rotatable ends of the lower movable plate and the upper movable plate are connected through a clockwork spring arranged in the lower movable plate and the upper movable plate, the lower movable plate and the upper movable plate are in a vertical state under the effect of no external force, and the lower movable plate and the upper movable plate are arranged on the same vertical surface.
Preferably: the air outlet structure is communicated with the superheater and is provided with four groups, three groups are close to the left baffle, and the other group is arranged at the bottom of the left side in the outer shell.
Preferably, the following components: the baffle sets up six altogether, and three sets are in the inside of shell body, and three other fixed mounting are in the left side part of center block, the installation distance equals and offers the bleeder vent about the baffle, the space size on shell body and center block left and right sides equals the width of splendid attire head.
Preferably: the outer shell is provided with a driving gear, the ring gear is meshed and connected with the driving gear arranged on the outer shell, and the driving structure is driven intermittently.
In a preferred embodiment, the containing head comprises a connecting head, the connecting head is fixedly connected with the track, side strips are fixedly installed on two sides of the connecting head respectively, a track groove is formed in the inner side surfaces of the two side strips, a supporting ring is movably connected in the track groove, a containing frame is movably connected in the supporting ring, and a rotating blade is fixedly installed at the bottom end of the containing frame.
Preferably: the two sides of the bearing ring are arranged in the rail groove and rotate through the rotating wheel, and the containing frame can rotate freely relative to the bearing ring.
The invention has the following beneficial effects:
1. the fastener with high strength is provided with a multi-layer baffle plate from the top to the bottom by utilizing the rotation direction of the containing structure in the outer shell, and the baffle plate is provided with air holes, and at the same time, the 235 ℃ nitrate (55 percent KNO) is contained in the outer shell 3 +45%NaNO 3 ) Thus, when the holding head with the heated fastening piece is rotated into the salt bath solution at the bottom end inside the outer shell, the fastening can be instantly realized due to high temperatureThe contact of the element with the solution generates a large amount of hot steam which is mostly gathered in the range of the baffle under the action of the baffle, and the high-temperature steam forms a relatively high-temperature and constant-temperature area with the temperature of about 350 ℃, so that the heated fastener can be always in a medium constant-temperature area when passing through the area.
2. The fastener with high strength is characterized in that a spray head is arranged at the top end, located inside an outer shell, of one side with a baffle, so that the fastener can be cooled on the surface in a spraying mode at the position, sprayed liquid at the position can be quickly changed into hot steam after contacting with the high-temperature fastener, the hot steam can form a constant middle temperature area at the top end, a middle temperature area is generated by combining steam below, the fastener can be always maintained in the middle temperature area when passing through the middle temperature area, meanwhile, the generated excessive steam can be converted and collected through a superheater after being cooled so that the temperature returns to 350 ℃ again, then the excessive steam is sprayed out of an air outlet structure, and then the excessive steam is driven to rotate by the steam sprayed out of the air outlet structure through a rotating blade, so that the fastener in the containing frame can be rotated during spraying, the uniformity and the comprehensiveness of cooling on the fastener are ensured, the stress generated on the outer surface is ensured to be even, the condition of cracking is avoided, meanwhile, the condition that the solute precipitated after the internal water is evaporated is combined with the solute by spraying of the spraying internal salt bath solution can be stirred by the spraying of the gas when the containing head moves into the salt bath solution inside of the outer shell, the high-temperature distribution of the high-strength MP 2 is ensured, and the final strength of the mixed solution is improved by using the high-temperature of the MP 2, and the tensile strength of the high-temperature of the high-strength of the high-temperature-strength MP 2, and high-strength mixed solution, and high-strength detection.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal perspective structure of the present invention;
FIG. 3 is a schematic cross-sectional front view of the present invention;
FIG. 4 is a schematic view of an internal rear perspective of the present invention;
FIG. 5 is a schematic view of another embodiment of the present invention;
fig. 6 is a schematic perspective view of the packing head of the present invention.
In the figure: 1. an outer housing; 2. a feed inlet; 3. a discharge port; 4. a center block; 5. a movable plate is lowered; 6. an upper movable plate; 7. a water pipe; 8. a shower head; 9. a baffle plate; 10. an air outlet structure; 11. a track; 12. a containment structure; 121. ring teeth; 122. a containing head; 1221. a connector; 1222. a side bar; 1223. a rail groove; 1224. a bearing ring; 1225. a containing frame; 1226. and (5) rotating the leaves.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and the forms of the respective structures described in the following embodiments are merely examples, and the high-strength fastener according to the present invention is not limited to the respective structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.
Please refer to fig. 1, 2 and 3, which illustrate a quenching apparatus for a fastener with high strength, comprising an outer shell 1, wherein a salt bath solution is filled at the bottom end inside the outer shell 1, a feed inlet 2 is arranged at the top end of the outer shell 1, a discharge outlet 3 is arranged on the front surface of the outer shell 1, a center block 4 is fixedly arranged at the center inside the outer shell 1, a lower movable plate 5 is embedded in the upper part of the center block 4, an upper movable plate 6 is movably arranged at the top end inside the outer shell 1, a water pipe 7 is fixedly arranged at the top of the left end inside the outer shell 1, a spray head 8 is uniformly and fixedly arranged on the right side surface of the water pipe 7, a baffle 9 and an air outlet structure 10 are fixedly arranged at the left side inside the outer shell 1, a track 11 is fixedly arranged on the inner surface of the outer shell 1, a containing structure 12 is movably arranged in the track 11, and a driving structure is fixedly arranged at the back surface of the outer shell 1.
Compared with the prior art, the multilayer baffle plate 9 is arranged on one side of the outer shell 1 from top to bottom in the rotating direction of the containing structure 12, and the baffle plate 9 is provided with the air holes, so that when the containing head 122 containing the heated fastener rotates to the salt bath solution at the bottom end inside the outer shell 1, a large amount of hot steam can be instantly generated due to the contact between the high-temperature fastener and the solution, and the hot steam can be mostly gathered in the range of the baffle plate 9 under the action of the baffle plate 9, such a high-temperature steam can form a relatively high-temperature and constant-temperature area at the position, so that the heated fastener can be always in a medium constant-temperature area when passing through the position, the heat treatment is facilitated, and the spray head 8 is arranged on the top end of the side with the baffle plate 9 inside the outer shell 1, so that the surface of the fastener can be cooled by a spraying mode at the position, and the liquid sprayed at the position can be quickly changed into hot steam after contacting with the high-temperature fastener, so that the hot steam can also form a constant middle temperature area at the top end, the middle temperature area is generated by combining with the steam below, simultaneously, the generated excessive steam can be collected and then sprayed out from the air outlet structure 10, and further, the rotating blade 1226 rotates under the driving action of the steam sprayed out from the air outlet structure 10, so that the fastener contained in the containing frame 1225 can be ensured to rotate during spraying, the uniformity and the comprehensiveness of temperature reduction on the fastener can be ensured, the stress generated on the outer surface is ensured to be uniform, the cracking can be avoided, meanwhile, when the containing head 122 moves into the salt bath solution in the outer shell 1, the salt bath solution in the inner part can be stirred by means of the spraying of the gas to mix and stir the solute separated after the evaporation of the inner water and the excessive solution sprayed above the combination, the distribution uniformity of the inner solute is guaranteed, meanwhile, high-temperature solution on one side, entering the fastening piece, can be subjected to temperature neutralization with solution in other areas inside the outer shell 1, the uniformity of the temperature of the solution inside is guaranteed, the stability of a constant-temperature area required in the heat treatment process in the fastening piece is guaranteed, the fastening piece with the stress intensity of 900MP, the tensile strength of 1.2GPa and the hardness of 650HV can be finally obtained, and the quality of a product is improved.
Referring to fig. 1 and 2, the quenching apparatus for a fastener with high strength includes a feeding port 2 and a discharging port 3, the discharging port 3 is disposed on the right side of the feeding port 2, the size of the opening of the discharging port 3 is larger than the size of the cross section of the containing head 122, and the positions and the number of the openings of the feeding port 2 correspond to the containing frame 1225.
In this embodiment, it should be noted that the fastener is made of bainite steel with molybdenum and boron added alloy elements, and the high-temperature fastener can be added after being heated through the feeding port 2, and meanwhile, when the fastener rotates for one circle in the device to reach the discharging port 3, the bearing ring 1224 can be directly taken out from between the side strips 1222 with the containing frame 1225, and then the fastener is taken out, and then the bearing ring is placed back to be subsequently contained, so that the device can continuously perform heat treatment on the fastener, and the working efficiency is improved.
Referring to fig. 2 and 3, the quenching apparatus for a fastener with high strength comprises a lower movable plate 5 and an upper movable plate 6, wherein the lower movable plate 5 and the upper movable plate 6 are arranged at the upper middle part of the inner side of an outer shell 1, the movable rotating ends of the lower movable plate 5 and the upper movable plate 6 are connected through a clockwork spring arranged inside, the lower movable plate 5 and the upper movable plate 6 are in a vertical state under the effect of no external force, and the lower movable plate 5 and the upper movable plate 6 are arranged on the same vertical plane.
In this embodiment, it should be noted that a space with two sides relatively closed can be formed above the inside of the outer casing 1 through the lower movable plate 5 and the upper movable plate 6, so that a large amount of high-temperature steam generated by quenching on the left side can be accumulated on the left side inside the outer casing 1, and the containing structure 12 can be in the middle temperature region when entering the left side above the inside of the outer casing 1, and the containing head 122 can be ensured to be automatically closed after the lower movable plate 5 and the upper movable plate 6 are pushed open in the moving process through the clockwork spring, so as to maintain the middle temperature region on the left side of the outer casing 1 as much as possible, and improve the quality of the fastener.
Referring to the quenching device for the high-strength fastener shown in fig. 1 and 2, a superheater is arranged on the back surface of the central block 4, the gas outlet structure 10 is connected with the superheater in a communication manner, and the gas outlet structure 10 is arranged on the upper surface of the baffle 9 and at the bottom end of the left side inside the outer shell 1.
In this embodiment, it should be noted that, after a large amount of hot steam is formed at the left side inside the outer casing 1, the excessive hot steam is collected in a concentrated manner, and then is infused into the gas outlet structure 10 through the recovery structure again, and is discharged from the gas outlet structure 10, so that the hot steam can drive the rotating blade 1226 to rotate, so as to ensure the uniformity of the fasteners in the containing frame 1225 during spraying, and simultaneously, the steam can be used for impact stirring in the salt bath solution, so as to mix the high-temperature region at the left side of the inner salt bath solution with other low-temperature regions, so as to ensure the temperature uniformity of the inner salt bath solution, and at the same time, the solute precipitated at the left side due to water vapor evaporation can be mixed and stirred again with the water sprayed from the upper side, so as to ensure that the concentration of the inner salt bath solution can be maintained within a set range, so as to ensure the effect of heat treatment of the fasteners in the inner portion.
Referring to fig. 2 and 3, the quenching apparatus for a high-strength fastener includes a baffle plate 9, six baffle plates 9 are arranged inside an outer shell 1, three baffle plates are fixedly arranged on the left side of a central block 4, the baffle plates 9 are arranged at equal distances from top to bottom and are provided with air holes, and the space size of the left side and the right side of the outer shell 1 and the central block 4 is equal to the width of a containing head 122.
In this embodiment, it should be noted that, after the primary temperature reduction of the left fastener through the spraying of the spray header 8, the water vapor therein is evaporated instantly when the left fastener contacts the salt bath solution inside the outer shell 1, and the generated hot steam slowly rises under the action of the baffles 9, that is, most of the hot steam is accumulated between the baffles 9, so that the fastener can be stably located in the middle temperature region during the downward movement process, and the heat treatment effect is further ensured.
Referring to fig. 2, 4 and 5, the quenching apparatus for a high-strength fastener includes a holding structure 12, where the holding structure 12 includes a ring gear 121 movably installed inside a rail 11, and a holding head 122 is fixedly installed on one side of the ring gear 121.
In this embodiment, it should be noted that the output end of the driving structure on the outer shell 1 is a driving gear, the ring gear 121 is meshed with the driving gear on the driving structure installed on the outer shell 1, and the driving structure is driven to rotate intermittently, so that the loading and unloading operation time of the fastener by the containing head 122 can be maintained, the continuous workability of the device can be ensured, and the production efficiency of the fastener can be further ensured.
Please refer to fig. 5 and 6, which illustrate a high-strength quenching apparatus for fasteners, including a containing head 122, where the containing head 122 includes a connector 1221, the connector 1221 is fixedly connected to a rail 11, two sides of the connector 1221 are respectively and fixedly installed with side strips 1222, inner side surfaces of the two side strips 1222 are provided with rail grooves 1223, the rail grooves 1223 are movably connected to a support ring 1224, the support ring 1224 is movably connected to a containing frame 1225, the containing frame 1225 is provided with positions and numbers corresponding to those of the opening holes of the feeding port 2, and a rotating blade 1226 is fixedly installed at a bottom end of the containing head 122.
In this embodiment, it should be noted that two sides of the supporting ring 1224 are movably disposed in the rail groove 1223 through the rotating wheel, the containing frame 1225 can freely rotate relative to the supporting ring 1224, so that the fastener can be placed in the containing frame 1225, when passing through the shower head 8, the rotating blade 1226 can be driven to rotate by the air flow ejected from the air outlet structure 10, and then the containing frame 1225 is driven to rotate, so as to ensure the uniformity of spraying of the internal fastener, and after the heat treatment conversion process of the fastener is completed, when the containing head 122 moves to the discharge port 3, the supporting ring 1224 is pulled out of the rail groove 1223, and then the fastener is taken out, and then the supporting ring 1224 is placed back for subsequent use, so as to ensure the continuity of use of the device.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A quenching device with high strength for fasteners comprises an outer shell (1), and is characterized in that: salt bath solution is filled to the inside bottom of shell body (1), feed inlet (2) are seted up on the top of shell body (1), discharge gate (3) are seted up in the front of shell body (1), the inside central fixed mounting center piece (4) of shell body (1), activity board (5) under the top embedding movable mounting of center piece (4), activity board (6) are gone up to the inside top movable mounting of shell body (1), interior left side top fixed mounting water pipe (7) of shell body (1), the even fixed mounting shower head (8) in side of water pipe (7), left side fixed mounting baffle (9) and gas outlet structure (10) in shell body (1), fixed mounting track (11) all around the inside of shell body (1), movable mounting splendid attire structure (12) are gone up in track (11), the back fixed mounting drive structure of shell body (1), the back of center piece (4) is provided with the over heater.
2. The quenching apparatus for a fastener having a high strength according to claim 1, wherein: the containing structure (12) comprises ring teeth (121) movably mounted inside the track (11), a containing head (122) is fixedly mounted on one side of the back face of the ring teeth (121), and the section size of the containing head (122) is smaller than the opening size of the discharge hole (3).
3. The quenching apparatus for a fastener having a high strength according to claim 2, wherein: the containing head (122) contains connector (1221), connector (1221) and track (11) fixed connection, fixed mounting side strip (1222) respectively, two are in the both sides of connector (1221) the medial surface of side strip (1222) is seted up rail groove (1223), swing joint bearing ring (1224) in rail groove (1223), inside swing joint containing frame (1225) of bearing ring (1224), the position and the quantity that containing frame (1225) were seted up all correspond with the hole of seting up of feed inlet (2), bottom fixed mounting has rotor (1226).
4. The quenching apparatus for fastener with high strength according to claim 3, wherein: the bearing ring (1224) is arranged in the rail grooves (1223) on the two sides, and the containing frame (1225) can rotate freely relative to the bearing ring (1224) through the movement of the rotating wheels.
5. The quenching apparatus for a fastener having a high strength according to claim 1, wherein: the lower movable plate (5) and the upper movable plate (6) are arranged in the middle of the upper portion of the inner side of the outer shell (1), the movable rotating ends of the lower movable plate (5) and the upper movable plate (6) are connected through a clockwork spring arranged inside, the lower movable plate (5) and the upper movable plate (6) are in a vertical state under the effect of no external force, and the lower movable plate (5) and the upper movable plate (6) are arranged on the same vertical surface.
6. The quenching apparatus for a fastener having a high strength according to claim 1, wherein: the air outlet structure (10) is communicated with the superheater, four sets of air outlet structures (10) are arranged, three sets of air outlet structures are close to the left baffle (9), and the other set of air outlet structures is arranged at the bottom of the left side in the outer shell (1).
7. The quenching apparatus for a fastener having a high strength according to claim 1, wherein: baffle (9) set up six altogether, and three sets up in the inside left side of shell (1) near the structure (10) of giving vent to anger, and three other fixed mounting are in the left side part of center block (4), six installation distance equals about baffle (9) to set up the bleeder vent, the space size on both sides equals the width of splendid attire head (122) about shell (1) and center block (4).
8. The quenching apparatus for a fastener having a high strength according to claim 2, wherein: the outer shell (1) is provided with a driving gear, the ring gear (121) is meshed and connected with the driving gear arranged on the outer shell (1), and the driving structure is driven intermittently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211118892.6A CN115198068A (en) | 2022-09-15 | 2022-09-15 | Quenching device with high strength for fastener |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211118892.6A CN115198068A (en) | 2022-09-15 | 2022-09-15 | Quenching device with high strength for fastener |
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| CN115198068A true CN115198068A (en) | 2022-10-18 |
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| CN202211118892.6A Pending CN115198068A (en) | 2022-09-15 | 2022-09-15 | Quenching device with high strength for fastener |
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