CN117987631A - Quenching device for automobile bolt production - Google Patents
Quenching device for automobile bolt production Download PDFInfo
- Publication number
- CN117987631A CN117987631A CN202311853104.2A CN202311853104A CN117987631A CN 117987631 A CN117987631 A CN 117987631A CN 202311853104 A CN202311853104 A CN 202311853104A CN 117987631 A CN117987631 A CN 117987631A
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- Prior art keywords
- movable
- quenching
- block
- plate
- supporting
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- 230000000171 quenching effect Effects 0.000 title claims abstract description 97
- 238000010791 quenching Methods 0.000 title claims abstract description 94
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 210000000078 claw Anatomy 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 25
- 235000014676 Phragmites communis Nutrition 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 208000002925 dental caries Diseases 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract description 13
- 239000000463 material Substances 0.000 description 17
- 238000004080 punching Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000005192 partition Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
Classifications
-
- 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
-
- 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
- C21D1/64—Quenching devices for bath quenching with circulating liquids
-
- 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
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
Landscapes
- 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 discloses a quenching device for automobile bolt production, which comprises a frame, wherein the frame is provided with: a support plate for supporting the bolts; the quenching tank is provided with a coaming and a plurality of baffle plates, the coaming divides the quenching tank into an inner tank and an outer tank, the baffle plates divide the outer tank into a plurality of cavities, the cavities are communicated with the inner tank, and a plurality of sealing plates which are tightly clung to the supporting plates are symmetrically and movably arranged on the quenching tank. According to the quenching device for the automobile bolt production, when the bolts are quenched, the supporting plates are matched with the sealing plates to seal the top of the inner tank, the bolts are contacted with quenching oil in the inner tank, fire and smoke, the top of the inner tank is sealed, air in the inner tank is limited, flames are extinguished only when the flames exist for a short time, the smoke is blocked by the sealing plates and flows to the outer tank along the grooves at the bottom of the sealing plates, enters one cavity of the outer tank, and the quenching oil in the cavity is extruded and enters the inner tank from the bottom.
Description
Technical Field
The invention relates to the technical field of bolt production, in particular to a quenching device for automobile bolt production.
Background
The bolt is one of the commonly used fixing parts on the automobile, and in order to improve the fixing strength of the key parts of the automobile, the bolt used by the key parts is subjected to quenching treatment, so that the strength of the bolt is improved, and the fixing reliability of the key parts is further improved.
According to publication number CN115673779A, publication number 2023.02.03, a large-scale bolt stamping quenching cooling integrated device is disclosed, which comprises a cutting machine, a punching machine, a high-frequency heater, a material rod and a constant temperature component, wherein the punching machine is positioned in the middle of the cutting machine and the constant temperature component, one side of the cutting machine is provided with a material rod transferring mechanism, the lower end of the punching machine is provided with a material rod returning mechanism, the material rod returning mechanism comprises a softening station and a punching station, and one side of the punching machine is provided with a quenching propelling mechanism; the material rod transferring mechanism comprises a rotating motor, a positioning part, a transferring part and a clamping part, wherein the rotating motor drives the transferring part and the clamping part to rotate reciprocally in the horizontal direction, the positioning part rotates two horizontally placed material rods to be placed vertically, and the clamping part is used for clamping the material rods; the transfer part transfers the material rod on the positioning part to the softening station, the material rod on the softening station to the stamping station, and the material rod on the stamping station to the quenching propelling mechanism. According to the device, the material bars on the positioning part can be transferred to the softening station through the action of the material bar transferring mechanism, the material bars on the softening station are transferred to the stamping station, and the material bars on the stamping station are transferred to the quenching propelling mechanism, so that automatic workpiece transfer is realized, less manual participation is caused, the labor intensity is reduced, and the processing efficiency is improved; the device can make the material stick when the station of intensification or punching press through the effect of automatic lifting part, can automatic material returning, the operation of cooperation centre gripping can further improve the transfer efficiency of material stick.
In the prior art including the above patent, when the automobile bolt is quenched, it is necessary to insert the threaded portion of the bolt into an electromagnetic heating ring, the electromagnetic heating ring heats the threaded portion of the bolt to a proper temperature to generate austenite grains, and then the bolt is immersed in quenching oil to rapidly cool the bolt, and the austenite grains are transformed into martensite, thereby improving the strength of the bolt. However, when a bolt having a high temperature is immersed in the quenching oil, the quenching oil burns a flame and releases smoke.
Disclosure of Invention
The invention aims to provide a quenching device for automobile bolt production, and aims to solve the problems that when bolts with high temperature are immersed in quenching oil, the quenching oil can burn flame and release smoke.
In order to achieve the above purpose, the invention provides a quenching device for producing automobile bolts, which comprises a frame, wherein the frame is provided with:
A support plate for supporting the bolts;
The quenching tank is provided with a coaming and a plurality of baffle plates, the coaming divides the quenching tank into an inner tank and an outer tank, the baffle plates divide the outer tank into a plurality of cavities, the cavities are communicated with the inner tank, the quenching tank is symmetrically and movably provided with a plurality of sealing plates which are tightly attached to the supporting plate, and the sealing plates are provided with grooves which span the inner tank and the outer tank.
Preferably, the frame is provided with:
the first transfer components comprise a plurality of movable blocks, and supporting claws for supporting bolts are symmetrically and movably arranged on the movable blocks;
A heating ring;
And the second transfer components are in one-to-one correspondence with the first transfer components and comprise supporting plates, wherein:
the movable block moves downwards to enable the threaded part of the bolt to be inserted into the heating ring, and the two supporting claws move to enable the bolt to fall into the supporting plate.
Preferably, the first transferring assembly comprises a first belt surface, a first movable plate for supporting the movable block is movably arranged on the first belt surface, and a second reed for blocking the first movable plate is arranged on the frame.
Preferably, a pushing block is movably arranged on the frame, and the pushing block comprises the following two states:
the first state is that a plurality of movable blocks on the same first transfer assembly are all positioned below the pushing blocks, and the pushing blocks push the movable blocks to move downwards;
in the second state, the movable blocks on the same first transfer assembly are not all located below the pushing blocks, and the pushing blocks are contracted in the frame.
Preferably, a plurality of the movable blocks are provided with first locking blocks for fixing adjacent movable blocks, and a plurality of the movable blocks are provided with second locking blocks for fixing the movable blocks on the first movable plate.
Preferably, a pressing block for driving the second locking block to move is arranged at the top of the movable block, and a pull rope is arranged between the pressing block and the second locking block.
Preferably, the movable block is symmetrically and movably provided with a push plate for pushing the supporting claw to move, and the movable block is internally provided with an expansion body for pushing the push plate to move.
Preferably, the second transferring assembly comprises a second belt surface, a second movable plate is movably arranged on the second belt surface, a plurality of supporting plates are arranged on the second movable plate, and telescopic rods are arranged between the supporting plates and the corresponding movable blocks.
Preferably, a spring is arranged between the supporting plate and the second movable plate, and the second movable plate is hinged with a cover plate.
Preferably, the quenching tank is symmetrically and movably provided with a conveyor belt, the conveyor belt is provided with a plurality of sealing plates, and the supporting plate is provided with elastic sheets extending to the inside of the sealing plates.
In the technical scheme, the quenching device for producing the automobile bolt provided by the invention has the following beneficial effects: when the bolts are quenched, the threaded parts of the bolts are heated to a proper temperature, the bolts are placed on the supporting plates, the supporting plates move downwards along with the bolts and are inserted into the inner tank of the quenching tank, at the moment, the sealing plates symmetrically distributed inside the quenching tank are tightly attached to the two sides of the supporting plates, the plurality of supporting plates are matched with the plurality of sealing plates to seal the top of the inner tank, at the moment, the bolts are contacted with quenching oil in the inner tank, fire and smoke, the top of the inner tank is sealed, the air in the inner tank is limited, the flame is only temporarily present and extinguished, the smoke emitted is blocked by the sealing plates and flows along the grooves at the bottom of the sealing plates to the outer tank, one of the cavities is extruded, the quenching oil in the cavity enters the inner tank from the bottom, so that the quenching oil in the inner tank is surging, more quenching oil with lower temperature is contacted with the bolts, the cooling speed of the bolts is improved, and the quenching effect of the bolts is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure provided by an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
Fig. 3 is a schematic structural diagram of the interior of a rack according to an embodiment of the present invention;
FIG. 4 is an enlarged view of FIG. 3at B;
fig. 5 is a schematic structural view of a pallet according to an embodiment of the present invention;
FIG. 6 is an enlarged view of FIG. 5 at C;
FIG. 7 is a schematic view of the structure of the inside of a movable block according to an embodiment of the present invention;
Fig. 8 is a schematic structural view of a supporting claw according to an embodiment of the present invention;
Fig. 9 is a schematic diagram of the structure of the quenching tank according to the embodiment of the invention.
Reference numerals illustrate:
1. A frame; 111. a first belt surface; 112. a first mounting plate; 113. a first movable plate; 114. a movable block; 115. a holding claw; 116. a push plate; 117. a first reed; 121. a second belt surface; 122. a second mounting plate; 123. a second movable plate; 124. a guide plate; 125. an elastic sheet; 126. a supporting plate; 127. a cover plate; 13. a quenching tank; 131. coaming plate; 132. a partition plate; 133. a sealing plate; 134. a conveyor belt; 141. a pushing block; 142. a second reed; 143. a first locking piece; 144. a second locking piece; 145. briquetting; 146. a pull rope; 15. and heating the ring.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-9, a quenching device for producing automobile bolts comprises a frame 1, wherein the frame 1 is provided with:
A bracket 126 for supporting the bolt;
The quenching tank 13 is provided with a coaming 131 and a plurality of baffle plates 132, the coaming 131 divides the quenching tank 13 into an inner tank and an outer tank, the baffle plates 132 divide the outer tank into a plurality of cavities, the cavities are communicated with the inner tank, the quenching tank 13 is symmetrically and movably provided with a plurality of sealing plates 133 which are tightly attached to the supporting plates 126, and the sealing plates 133 are provided with grooves which span the inner tank and the outer tank.
Specifically, the supporting plate 126 is provided with a notch for inserting a bolt rod, the coaming 131 is in a shape of a mouth and is suspended, the side walls of two opposite sides of the coaming 131 are symmetrically provided with partition plates 132 which are distributed in a linear array and are connected with the quenching tank 13, the bottom of a cavity separated by the partition plates 132 is sealed and communicated with the inner tank, the liquid level of quenching oil in the quenching tank 13 is equal to the top of the coaming 131, the cavity separated by the partition plates 132 is equal to the width of a groove at the bottom of the sealing plate 133, and a circulating machine for cooling the quenching oil in the outer tank and conveying the quenching oil to the inner tank is arranged in the quenching tank 13.
Further, when the bolts are quenched, the threaded parts of the bolts are heated to a proper temperature, the bolts are placed on the supporting plates 126, the supporting plates 126 move downwards along with the bolts and are inserted into the inner tank of the quenching tank 13, at the moment, the sealing plates 133 symmetrically distributed inside the quenching tank 13 are tightly attached to two sides of the supporting plates 126, the plurality of supporting plates 126 are matched with the plurality of sealing plates 133 to seal the top of the inner tank, at the moment, the bolts are contacted with quenching oil in the inner tank, fire and smoke, the top of the inner tank is sealed, air in the inner tank is limited, flames are only briefly extinguished, the smoke emitted is blocked by the sealing plates 133 and flows to the outer tank along the grooves at the bottoms of the sealing plates 133, one cavity of the outer tank is filled with the quenching oil in the cavity, the quenching oil in the cavity enters the inner tank from the bottom, and the quenching oil in the inner tank is matched with the circulating machine to make the quenching oil in the inner tank surge, more quenching oil with lower temperature is contacted with the bolts, the cooling speed of the bolts is improved, and the quenching effect of the bolts is improved.
In the above technical scheme, when the bolts are quenched, the threaded parts of the bolts are heated to a proper temperature, the bolts are placed on the supporting plates 126, the supporting plates 126 move downwards along with the bolts and are inserted into the inner tank of the quenching tank 13, at the moment, sealing plates 133 symmetrically distributed inside the quenching tank 13 are tightly attached to two sides of the supporting plates 126, a plurality of supporting plates 126 are matched with a plurality of sealing plates 133 to seal the top of the inner tank, at the moment, the bolts are contacted with quenching oil in the inner tank, fire and smoke, the top of the inner tank is sealed, air in the inner tank is limited, the flames are only briefly extinguished, the smoke emitted is blocked by the sealing plates 133 and flows along the grooves at the bottom of the sealing plates 133 to the outer tank, one of the cavities of the outer tank is extruded, and the quenching oil in the cavity is extruded from the bottom to the inner tank, so that more quenching oil in the inner tank contacts with the bolts, the cooling speed of the bolts is improved, and the quenching effect of the bolts is further improved.
As a further provided embodiment of the present invention, the frame 1 is provided with:
The first transfer components comprise a plurality of movable blocks 114, and supporting claws 115 for supporting bolts are symmetrically and movably arranged on the movable blocks 114;
A heating ring 15;
a second transfer assembly in one-to-one correspondence with the first transfer assembly, comprising a pallet 126, wherein:
the movable block 114 moves down to insert the threaded portion of the bolt into the heating ring 15 and the two holding claws 115 move to drop the bolt into the holding plate 126.
Specifically, the heating ring 15 corresponds to the movable blocks 114 on any first transfer assembly one by one, the supporting claws 115 are provided with tenon blocks extending into the movable blocks 114, and the movable blocks 114 are provided with tenon grooves matched with the tenon blocks.
Further, when the bolts are quenched, the bolts are placed on a first transfer assembly on the frame 1, the first transfer assembly moves on the frame 1 with the bolts, when a plurality of bolts are opposite to the heating ring 15, the movable blocks 114 on the transfer assembly move downwards, the threaded parts of the bolts are inserted into the heating ring 15, the heating ring 15 heats the threaded parts of the bolts to a temperature suitable for quenching, at this time, the two supporting claws 115 on the movable blocks 114 move relatively, the gap between the two supporting claws 115 increases, the bolts drop from the supporting claws 115, and the rod parts of the bolts are inserted into the through holes on the supporting plates 126.
As still another embodiment of the present invention, the first transferring assembly includes a first belt surface 111, a first movable plate 113 for supporting the movable block 114 is movably disposed on the first belt surface 111, and a second spring 142 for blocking the first movable plate 113 is disposed on the frame 1.
Specifically, a spring is disposed between the first movable plate 113 and the movable block 114, a driving roller for driving the first belt surface 111 to move is disposed on the frame 1, a plurality of first transfer assemblies are disposed on the first belt surface 111, each first transfer assembly includes a first mounting plate 112 fixedly mounted on the first belt surface 111, the first movable plate 113 is slidably disposed on the first mounting plate 112, and a spring is disposed between the first movable plate 113 and the first mounting plate 112.
Further, when the bolts are quenched, the bolts are placed on the first transfer assembly on the frame 1, the driving roller drives the first belt 111 to move, the first belt 111 drives the first transfer assembly to move, when the bolts are opposite to the heating ring 15, the second spring 142 on the frame 1 abuts against the side wall of the first movable plate 113 to block the movement of the first movable plate 113, the first movable plate 113 moves relative to the first mounting plate 112 and stretches the spring between the first movable plate and the first movable plate 112, the movable blocks 114 on the transfer assembly move downwards to enable the threaded parts of the bolts to be inserted into the heating ring 15, the heating ring 15 heats the threaded parts of the bolts to a temperature suitable for quenching, at this time, the two supporting claws 115 on the movable blocks 114 move relatively, the gap between the two supporting claws 115 increases, the bolts drop from the supporting claws 115, the rod parts of the bolts are inserted into the through holes on the supporting plates 126, at this time, the second spring 142 reaches a limit deformation, the first movable plate 113 cannot be blocked continuously, and the first movable plate 113 breaks through the blocking of the second spring 142 and moves along with the first mounting plate 112.
As still another embodiment of the present invention, the pushing block 141 is movably disposed on the frame 1, and the pushing block 141 includes the following two states:
in the first state, the movable blocks 114 on the same first transferring assembly are all positioned below the pushing block 141, and the pushing block 141 pushes the movable blocks 114 to move downwards;
in the second state, the movable blocks 114 on the same first transferring assembly are not all under the pushing block 141, and the pushing block 141 is retracted in the frame 1.
Specifically, a slope is provided on a side wall of the push block 141, a spring is provided between the push block 141 and the frame 1, and the second reed 142 is fixedly installed on the push block 141.
Further, when the first transferring assembly gradually moves above the heating ring 15, the slope of the pushing block 141 abuts against the side wall of the movable block 114, at this time, the movable block 114 is locked, the movable block 114 abuts against the pushing block 141, so that the pushing block 141 moves upward, the pushing block 141 is retracted into the frame 1, when the plurality of movable blocks 114 on the first transferring assembly all move below the pushing block 141, the bolts on the movable block 114 are opposite to the heating ring 15, at this time, the movable block 114 is unlocked, the pushing block 141 is pushed by the springs to move downward, then the plurality of movable blocks 114 are pushed to move downward, the threaded portions of the bolts are inserted into the heating ring 15, the second spring 142 abuts against the side wall of the first movable plate 113, and the first movable plate 113 is blocked from moving.
As still another embodiment of the present invention, a plurality of movable blocks 114 are provided with first locking blocks 143 for fixing adjacent movable blocks 114, and a plurality of movable blocks 114 are provided with second locking blocks 144 for fixing the same to the first movable plate 113.
Specifically, in the two adjacent movable blocks 114, a first locking block 143 (based on fig. 1) for locking the right movable block 114 is disposed on the left movable block 114, a slope is disposed at the bottom of the first locking block 143, and a spring is disposed between the first locking block 143 and the movable block 114.
Further, when part of the movable blocks 114 on one first transferring assembly is located below the push blocks 141, the second locking blocks 144 on the movable blocks 114 located below the push blocks 141 are retracted into the movable blocks 114, the movable blocks 114 which are not moved below the push blocks 141 are still fixed on the first movable plates 113 by the second locking blocks 144 thereon, meanwhile, the adjacent movable blocks 114 are limited to move downwards by the first locking blocks 143, and when all the movable blocks 114 on one first transferring assembly are located below the push blocks 141, the push blocks 141 push the movable blocks 114 on the first transferring assembly to synchronously move downwards, so that bolts on the movable blocks 114 are inserted into the heating rings 15.
As a further embodiment of the present invention, a pressing block 145 for driving the second locking block 144 to move is provided at the top of the movable block 114, and a pulling rope 146 is provided between the pressing block 145 and the second locking block 144.
Specifically, a spring is disposed between the second locking piece 144 and the movable piece 114.
Further, when the movable block 114 moves below the pushing block 141, the pushing block 141 pushes the pressing block 145 to retract the pressing block 145 into the movable block 114, and the pressing block 145 drives the second locking block 144 to move into the movable block 114 through the pull rope 146 to unlock the movable block 114.
As a further embodiment of the present invention, the movable block 114 is symmetrically and movably provided with a pushing plate 116 for pushing the supporting claw 115 to move, and the inside of the movable block 114 is provided with an expansion body for pushing the pushing plate 116 to move.
Specifically, a first reed 117 for fixing a push plate 116 is disposed on the movable block 114, a groove adapted to the first reed 117 is formed on the push plate 116, a cavity for storing an expansion body is formed in the movable block 114, the push plate 116 extends into the cavity, a spring is disposed between the holding claw 115 and the movable block 114, the expansion body in the above embodiment is specifically a gas with a high thermal expansion coefficient (such as hydrogen, nitrogen and helium), and a metal sealing ring is disposed between the push plate 116 and the cavity.
Further, when the heating ring 15 heats the threaded portion of the bolt, heat of the threaded portion is transferred to the expansion body through the holding claws 115 and the pushing plate 116, the expansion body is heated to expand, pushing force is applied to the pushing plate 116, when the threaded portion of the bolt is heated to a proper quenching temperature, force applied to the pushing plate 116 by the expansion body is enough to deform the first reed 117, the first reed 117 no longer blocks the pushing plate 116, the two pushing plates 116 push the two holding claws 115 to move relatively, the holding claws 115 are separated from the bolt, the bolt falls onto the supporting plate 126, and the rod portion of the bolt is inserted into the through hole on the supporting plate 126.
As a further embodiment of the present invention, the second transferring assembly includes a second belt surface 121, a second movable plate 123 is movably disposed on the second belt surface 121, a plurality of supporting plates 126 are disposed on the second movable plate 123, and a telescopic rod is disposed between the supporting plates 126 and the corresponding movable blocks 114.
Specifically, the second belt surface 121 is provided with second transfer components corresponding to the first transfer components one by one, the second belt surface 121 is provided with a plurality of second mounting plates 122, the second mounting plates 122 are provided with second movable plates 123 in a sliding manner, springs are arranged between the second movable plates 123 and the second mounting plates 122, and the telescopic rods are specifically self-elastic telescopic rods.
Further, the telescopic rod limits the second movable plate 123 to move synchronously with the first movable plate 113, when the movable block 114 moves down, the movable block 114 drives the supporting plate 126 to move down through the telescopic rod, so that the supporting plate 126 is in primary contact with the sealing plate 133, and when the bolt falls onto the supporting plate 126, the supporting plate 126 further descends, so that the bolt is immersed in quenching oil.
As a further embodiment of the present invention, a spring is provided between the supporting plate 126 and the second movable plate 123, and the second movable plate 123 is hinged with a cover plate 127.
Specifically, a guide plate 124 is disposed on the supporting plate 126, a tenon block extending into the second movable plate 123 is disposed on the guide plate 124, a tenon slot adapted to the tenon block is disposed on the second movable plate 123, and a spring is disposed between the tenon block and the second movable plate 123.
Further, when the supporting plate 126 does not bear the bolts, the springs pull the supporting plate 126 to enable the supporting plate 126 to maintain a higher position, at the moment, the cover plate 127 is propped against and clung to the second movable plate 123 by the supporting plate 126, when the bolts fall onto the supporting plate 126, the supporting plate 126 is pressed by the bolts to further move downwards, the supporting plate 126 is separated from the cover plate 127, at the moment, the cover plate 127 is turned over under the action of gravity and covers the top of the bolts, and the gap between the sealing plate 133 and the supporting plate 126 is sealed in an auxiliary mode, so that flue gas overflow is avoided.
As a further embodiment of the present invention, the quenching bath 13 is symmetrically and movably provided with a conveyor belt 134, the conveyor belt 134 is provided with a plurality of sealing plates 133, and the supporting plate 126 is provided with elastic pieces 125 extending into the sealing plates 133.
Specifically, the elastic piece 125 is V-shaped, and the sealing plate 133 is provided with a notch adapted to the elastic piece 125.
Further, when the bolts are quenched, the bolts are firstly placed on the first transfer component on the frame 1, the driving roller drives the first belt surface 111 to move, the movable block 114 drives the second movable block 123 to move through the telescopic rod, the first belt surface 111 drives the first transfer component to move above the heating ring 15, the slope of the push block 141 abuts against the side wall of the movable block 114, at the moment, the movable block 114 is locked, the push block 141 is pushed by the movable block 114, so that the push block 141 moves upwards, the push block 141 is contracted into the frame 1, the pressing block 145 on the movable block 114 below the push block 141 is pressed, the pressing block 145 is contracted into the movable block 114, the pressing block 145 drives the second locking block 144 to move into the movable block 114 through the pull rope 146, but the movable block 114 is still locked by the other second locking block 144, the movable block 114 is still locked by the first locking block 143 on the adjacent movable block 114, and cannot move downwards, when the movable block 114 on the first transfer component is positioned below the push block 141, the plurality of bolts 114 abut against the heating ring 15, the movable block 15 is synchronously pushed by the first locking block 15, the first locking block 114 is synchronously pushed by the second locking block 114, the first locking block 114 is contacted with the first supporting plate 126, the first supporting plate 126 is synchronously moved by the movable block 126, and the first supporting plate 126 is synchronously moved by the movable block 113, the first heating ring 126 is contacted with the movable block 126, and the first supporting plate 126 is simultaneously moved by the movable block 126 is contacted with the movable plate and the movable plate 126;
When the heating ring 15 heats the threaded part of the bolt, heat of the threaded part is transferred to the expansion body through the holding claws 115 and the pushing plate 116, the expansion body is heated and expanded to apply thrust to the pushing plate 116, when the threaded part of the bolt is heated to a proper quenching temperature, the force applied to the pushing plate 116 by the expansion body is enough to deform the first reed 117, the first reed 117 no longer blocks the pushing plate 116, the two pushing plates 116 push the two holding claws 115 to move relatively, the holding claws 115 are separated from the bolt, the bolt falls onto the supporting plate 126, and the rod part of the bolt is inserted into the through hole on the supporting plate 126;
At this time, the bolts press the supporting plates 126 to move downwards continuously, the elastic pieces 125 are inserted into the gaps on the sealing plates 133 and push the sealing plates 133 to move, so that the sealing plates 133 are opposite to the supporting plates 126 and seal the gaps on the sealing plates 133, the sealing plates 133 are clung to two sides of the supporting plates 126, the supporting plates 126 are separated from the cover plates 127, the cover plates 127 are turned over under the action of gravity and cover the tops of the bolts, the gap between the sealing plates 133 and the supporting plates 126 is assisted to avoid the overflow of smoke, the bolts are inserted into the inner tank of the quenching tank 13, the plurality of supporting plates 126 are matched with the plurality of sealing plates 133 to seal the tops of the inner tank, the bolts are contacted with quenching oil in the inner tank, the fires and smoke are generated, the tops of the inner tank are sealed, the air in the inner tank is limited, the flames are extinguished only briefly, the generated smoke is blocked by the sealing plates 133 and flows to the outer tank along the grooves at the bottoms of the sealing plates 133, the quenching oil in the cavity is extruded, the quenching oil in the cavity enters the inner tank from the bottom, and the quenching oil in the inner tank is matched with the circulating machine, so that the quenching oil in the inner tank flows, more quenching oil in the quenching tank, the quenching tank has lower temperature and the quenching oil in the quenching tank is improved, and the quenching oil is cooled down;
The first belt surface 111 continues to move, the second reed 142 reaches the limit and deforms, the first movable plate 113 cannot be blocked continuously, the first movable plate 113 moves along with the movable block 114, the second belt surface 121 synchronously moves, the elastic piece 125 pushes the sealing plate 133 to move, the sealing plate 133 on the conveyor belt 134 is rotated, the used sealing plate 133 is immersed in quenching oil, and part of stains on the sealing plate 133 are removed by the quenching oil;
In the process that the first movable plate 113 is gradually separated from the push block 141, part of the movable blocks 114 are separated from the push block 141 first, the part of the movable blocks 114 move upwards under the action of the springs, the movable blocks 114 move along the slopes on the first locking blocks 143 on the adjacent movable blocks 114, the first locking blocks 143 cannot block the upward movement of the movable blocks, the movable blocks 114 drive the supporting plates 126 and the bolts to move upwards through the telescopic rods, the bolts are prevented from colliding with the side walls of the quenching tank 13, meanwhile, the temperature of the expansion body is reduced, the supporting claws 115 reset under the pushing of the springs, and the first reed 117 locks the push plates 116 to be used for next operation.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (10)
1. The quenching device for the production of the automobile bolts is characterized by comprising a frame (1), wherein the frame (1) is provided with:
A bracket (126) for supporting the bolt;
Quenching bath (13), be provided with bounding wall (131) and a plurality of baffle (132) on quenching bath (13), bounding wall (131) will quenching bath (13) are cut apart into interior pond and outer pond, baffle (132) will outer pond is cut apart into a plurality of cavitys, the cavity with interior pond is linked together, symmetry activity is provided with on quenching bath (13) is hugged closely a plurality of shrouding (133) of layer board (126), set up on shrouding (133) and spanned the recess in interior pond and outer pond.
2. The quenching device for producing automobile bolts according to claim 1, wherein the frame (1) is provided with:
The first transfer components comprise a plurality of movable blocks (114), and supporting claws (115) for supporting bolts are symmetrically and movably arranged on the movable blocks (114);
A heating ring (15);
a second transfer assembly in one-to-one correspondence with the first transfer assembly, comprising a pallet (126), wherein:
the movable block (114) moves downwards to enable the threaded part of the bolt to be inserted into the heating ring (15), and the two supporting claws (115) move to enable the bolt to fall into the supporting plate (126).
3. The quenching device for producing automobile bolts according to claim 2, wherein the first transfer assembly comprises a first belt surface (111), a first movable plate (113) for supporting the movable block (114) is movably arranged on the first belt surface (111), and a second reed (117) for blocking the first movable plate (113) is arranged on the frame (1).
4. The quenching device for producing automobile bolts according to claim 2, wherein a push block (141) is movably arranged on the frame (1), and the push block (141) comprises the following two states:
A first state, wherein a plurality of movable blocks (114) on the same first transfer assembly are all positioned below the pushing blocks (141), and the pushing blocks (141) push the movable blocks (114) to move downwards;
In a second state, the movable blocks (114) on the same first transfer assembly are not all positioned below the pushing blocks (141), and the pushing blocks (141) are contracted in the frame (1).
5. A quenching apparatus for automotive bolt production according to claim 3, characterized in that a plurality of the movable blocks (114) are each provided with a first lock block (143) for fixing adjacent movable blocks (114), and a plurality of the movable blocks (114) are each provided with a second lock block (144) for fixing them to the first movable plate (113).
6. The quenching device for automobile bolt production according to claim 5, wherein a pressing block (145) for driving the second locking block (144) to move is arranged at the top of the movable block (114), and a pull rope (146) is arranged between the pressing block (145) and the second locking block (144).
7. The quenching device for producing automobile bolts according to claim 2, wherein the movable block (114) is symmetrically and movably provided with a push plate (116) for pushing the supporting claw (115) to move, and an expansion body for pushing the push plate (116) to move is arranged in the movable block (114).
8. The quenching device for producing automobile bolts according to claim 2, wherein the second transfer assembly comprises a second belt surface (121), a second movable plate (123) is movably arranged on the second belt surface (121), a plurality of supporting plates (126) are arranged on the second movable plate (123), and telescopic rods are arranged between the supporting plates (126) and the corresponding movable blocks (114).
9. The quenching device for producing automobile bolts according to claim 8, wherein a spring is provided between the support plate (126) and the second movable plate (123), and a cover plate (127) is hinged to the second movable plate (123).
10. The quenching device for producing automobile bolts according to claim 1, wherein a conveyor belt (134) is symmetrically and movably arranged on the quenching tank (13), a plurality of sealing plates (133) are arranged on the conveyor belt (134), and elastic sheets (125) extending to the inside of the sealing plates (133) are arranged on the supporting plates (126).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311853104.2A CN117987631B (en) | 2023-12-29 | 2023-12-29 | Quenching device for automobile bolt production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311853104.2A CN117987631B (en) | 2023-12-29 | 2023-12-29 | Quenching device for automobile bolt production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117987631A true CN117987631A (en) | 2024-05-07 |
| CN117987631B CN117987631B (en) | 2024-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311853104.2A Active CN117987631B (en) | 2023-12-29 | 2023-12-29 | Quenching device for automobile bolt production |
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| Country | Link |
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| CN (1) | CN117987631B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1436129A (en) * | 1965-03-26 | 1966-04-22 | Hammon Prec Equipment Company | hardened steel parts and method and apparatus for making them |
| US6048418A (en) * | 1998-06-16 | 2000-04-11 | Sterling Detroit Company | Ring forming apparatus and heat treating process |
| CN208949347U (en) * | 2018-10-12 | 2019-06-07 | 中铁隆昌铁路器材有限公司 | A kind of quenching bath and quenching unit |
| CN212025409U (en) * | 2020-05-07 | 2020-11-27 | 荆州市神明汽配有限公司 | Heat treatment device for aluminum casting |
| CN115786658A (en) * | 2023-01-04 | 2023-03-14 | 王超 | Mould quenching equipment capable of achieving rapid cooling through circular rolling |
-
2023
- 2023-12-29 CN CN202311853104.2A patent/CN117987631B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1436129A (en) * | 1965-03-26 | 1966-04-22 | Hammon Prec Equipment Company | hardened steel parts and method and apparatus for making them |
| US6048418A (en) * | 1998-06-16 | 2000-04-11 | Sterling Detroit Company | Ring forming apparatus and heat treating process |
| CN208949347U (en) * | 2018-10-12 | 2019-06-07 | 中铁隆昌铁路器材有限公司 | A kind of quenching bath and quenching unit |
| CN212025409U (en) * | 2020-05-07 | 2020-11-27 | 荆州市神明汽配有限公司 | Heat treatment device for aluminum casting |
| CN115786658A (en) * | 2023-01-04 | 2023-03-14 | 王超 | Mould quenching equipment capable of achieving rapid cooling through circular rolling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117987631B (en) | 2024-09-03 |
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