CN111235365B - Efficient surface heat treatment device and heat treatment method for metal piece - Google Patents
Efficient surface heat treatment device and heat treatment method for metal piece Download PDFInfo
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- CN111235365B CN111235365B CN202010204538.XA CN202010204538A CN111235365B CN 111235365 B CN111235365 B CN 111235365B CN 202010204538 A CN202010204538 A CN 202010204538A CN 111235365 B CN111235365 B CN 111235365B
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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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
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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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
- C21D9/0018—Details, accessories not peculiar to any of the following furnaces for charging, discharging or manipulation of charge
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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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
- C21D9/0025—Supports; Baskets; Containers; Covers
Abstract
The invention discloses a high-efficiency surface heat treatment device and a heat treatment method for metal parts, which comprises a heat treatment box, wherein the bottom end of the heat treatment box is provided with a moving hole, two ends inside the moving hole are both connected with a push plate in a sliding manner, one side of the bottom end of the push plate is provided with a spring groove, a plurality of first springs are welded inside the spring groove, the bottom ends of the first springs are welded on the top surface of a first limiting rod, after heating is finished, a worker moves the push plate in the moving hole by moving the push plate, moves the first limiting rod out of one corresponding groove and moves the first limiting rod into the other corresponding groove, then horizontally moves the push plate, horizontally moves the first limiting rod in the corresponding groove, thereby simultaneously moving out the metal parts after heating and preheating, the metal parts after heating and preheating are finished without separating the metal parts after heating and after preheating by the worker, shortening the time for moving the metal parts, and reducing the labor intensity of, the working efficiency of the working personnel is improved.
Description
Technical Field
The invention relates to the technical field of metal heat treatment, in particular to a high-efficiency surface heat treatment device and a heat treatment method for a metal piece.
Background
The metal heat treatment is a process of heating a metal or alloy workpiece in a certain medium to a proper temperature, keeping the temperature for a certain time, cooling the metal or alloy workpiece in different media at different speeds, and controlling the performance of the metal or alloy workpiece by changing the microstructure of the surface or the interior of the metal material.
Carry out thermal treatment at present to tubular product or solid pole and need preheat it, but placing tubular product or solid pole, need the staff to take out the back with tubular product or solid pole in the heating chamber, placing the tubular product or the solid pole of preheating, can not take simultaneously and decompose after the thermal junction and preheat tubular product or solid pole after, extension staff's work efficiency can increase staff's intensity of labour simultaneously.
Disclosure of Invention
The invention provides an efficient surface heat treatment device and a heat treatment method for a metal part, which can effectively solve the problems that the pipe or the solid rod needs to be preheated when the pipe or the solid rod is subjected to heat treatment at present, but the pipe or the solid rod needs to be placed and the preheated pipe or the preheated solid rod cannot be simultaneously taken after heat release and preheating are finished after the pipe or the solid rod is placed and the pipe or the solid rod is placed, so that the working efficiency of a worker is prolonged, and the labor intensity of the worker can be increased.
In order to achieve the purpose, the invention provides the following technical scheme: the efficient surface heat treatment device for the metal piece comprises a heat treatment box, wherein a partition plate is welded in the middle of the heat treatment box, a heating cavity is formed on one side of the partition plate, a preheating cavity is formed on the other side of the partition plate, and heating coils are uniformly arranged on the inner wall of the heating cavity;
the bottom end of the heat treatment box is provided with a taking assembly, and the taking assembly comprises a moving hole, a push plate, a spring groove, a first spring, a first limiting rod, a ball groove, a ball, a corresponding groove, a sliding rod, a fixed block, a fixed groove, a roller groove, a supporting rod, a universal wheel and a second spring;
the bottom end of the heat treatment box is provided with a moving hole, both ends of the inside of the moving hole are connected with push plates in a sliding way, a spring groove is formed in one side of the bottom end of the push plate, a plurality of first springs are welded in the spring groove, the bottom ends of the first springs are welded on the top surface of the first limiting rod, the bottom end of the first limiting rod is provided with a ball groove, balls are uniformly arranged in the ball groove, corresponding grooves are arranged at the two ends of the bottom surface of the moving hole corresponding to the first limiting rod, a sliding groove is arranged at one side of the push plate, a sliding rod is welded at the other side of the push plate, a fixed block is welded at one end of the push plate, a fixed groove is arranged at the position of the movable hole corresponding to the fixed block, the roller groove has been seted up to the push pedal bottom, roller groove one end articulates there is the bracing piece, bracing piece one end movable mounting has the universal wheel, the welding of bracing piece one side has the second spring to be connected with the roller groove.
Preferably, the length and the width of the first limiting rod are respectively equal to those of the corresponding groove, and the two ends of the first limiting rod are arc-shaped.
Preferably, a preheating assembly is arranged in the preheating cavity and comprises a heat conduction pipe, an exhaust fan, a cleaning barrel, a cleaning blade, a gear, a motor, a rotating groove, an air inlet, a rotating barrel, a connecting pipe and a protective shell;
the heating chamber with preheat the chamber top and run through the welding and have the heat pipe, heat pipe internally mounted has the exhaust fan, preheat the inside even installation in chamber and have a clearance section of thick bamboo, the inside even welding of clearance section of thick bamboo has the clearance leaf, clearance section of thick bamboo one end has the gear, one through axis of rotation fixed mounting, the motor is installed to gear one end, clearance section of thick bamboo outside one end has been seted up and has been rotated the groove, it has evenly seted up the inlet port to rotate the inslot side, it has cup jointed the rotation section of thick bamboo to rotate the activity of inslot portion, it has the connecting pipe to rotate section of thick bamboo one side through-welding, the connecting pipe top through-welding is in heat pipe one end, and is a.
Preferably, the gear connected with the motor output shaft is a driving gear, the gear is a driven gear except the driving gear, and the inner diameter and the width of the rotating cylinder are respectively equal to those of the rotating groove.
Preferably, the top end of the push plate is provided with a holding assembly, and the holding assembly comprises a first connecting plate, a fixed rod, a third spring, a top rod, a moving groove, an arc plate, a fixed cylinder, an extension spring, a limiting frame, an installation rod, a sliding groove, a sliding block, a compression spring and a second limiting rod;
there is first connecting plate push pedal top surface one side through the screw mounting, the even welding of first connecting plate one end has the dead lever, the welding of dead lever one end has the third spring, the welding of third spring one end has the ejector pin, the ejector pin corresponds dead lever department and has seted up the shifting chute, there is the arc board ejector pin one side through the mounting screw, there is a solid fixed cylinder arc board one end through the mounting screw, gu fixed cylinder inside weld has extension spring, extension spring one end welding has spacing, there is the installation pole at the ejector pin middle part through the mounting screw, the spout has all been seted up at the installation pole both ends, the inside sliding connection of spout has the slider, the welding of slider one end has compression spring, compression spring one end is in spout inside weld has.
Preferably, the longitudinal sections of the sliding block and the sliding groove are both T-shaped, and the inner diameter of the sliding block is equal to the outer diameter of the sliding groove.
Preferably, a protection assembly is installed at the top end of the heating cavity, and the protection assembly comprises an installation hole, an installation cylinder, an air hole, a sealing block, a connecting frame, an inflation pipe, a rotation hole, an air outlet hole, an installation ring, a fourth spring, a sealing plate and an air filling hole;
the mounting hole has been seted up on heating chamber top, the inside welding of mounting hole has an installation section of thick bamboo, the bleeder vent has been seted up to installation section of thick bamboo top surface one side, the inside movable mounting of installation section of thick bamboo has the block of sealing, the block of sealing is kept away from bleeder vent one side and has been seted up with the gas pocket, the welding of block top has the link, the welding of the link outside has the gas tube, the installation section of thick bamboo top surface corresponds link department and has seted up the rotation hole, the venthole has been seted up to the heating chamber bottom surface, venthole one end inside welding has the installation circle, the welding of installation circle one side both ends has the.
Preferably, the bottom surface of the inflation tube is in contact with the top surface of the mounting cylinder, the outer diameter of the inflation tube is equal to the inner diameter of the mounting hole, and the diameters of the air charging hole and the air holes are equal.
Preferably, a fixing component is mounted at the bottom end of the heat treatment box, and the fixing component comprises supporting legs, a screw, a mounting groove, a first limiting groove, a limiting block, a rotating rod, a second connecting plate, a third limiting rod, a limiting cylinder, a fifth spring, a connecting rod and a second limiting groove;
the supporting legs has evenly been welded to heat treatment case four corners department, the screw rod is installed through the screw thread to the supporting legs is inside, the mounting groove has been seted up to the screw rod top surface, first spacing groove has been seted up to the mounting groove bottom surface, the equal movable mounting in first spacing inslot portion both ends has the stopper, two the stopper is installed respectively in dwang bottom both sides, the welding of dwang top surface has the second connecting plate, the second connecting plate is kept away from dwang one side bottom welding and is had the third gag lever post, spacing section of thick bamboo is installed to third gag lever post bottom, the welding of third gag lever post bottom has the fifth spring to be connected with the inside bottom surface of spacing section of thick bamboo, two the welding has the connecting rod between the supporting.
Preferably, the rubber plate is bonded on the bottom surface of the supporting foot, the shape of the cross section of the rubber plate is the same as that of the cross section of the supporting foot, and the taking blocks are welded on two sides of the top end of the limiting cylinder.
The method of heat treating metal using the surface heat treatment apparatus is also within the scope of the present patent.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure, safe and convenient use,
1. be provided with the subassembly of taking, after the heating, the staff is through removing the push pedal, make the push pedal remove in moving the hole, shift out first gag lever post from a corresponding groove, move to another corresponding groove in, horizontal migration push pedal again, make first gag lever post level remove in corresponding the groove, thereby metal parts after with after the preheating finishes with after the heating finish shifts out simultaneously, need not the staff and separately remove after the heating and after the preheating metal parts, avoid because remove and preheat metal parts time overlength, play not to preheat the effect, can shorten the time of removing metal parts simultaneously, reduce staff's intensity of labour, improve staff's work efficiency, can effectually end the problem that proposes in the background art.
2. Be provided with and preheat the subassembly, when a set of metal parts heating, place another group of metal parts in preheating the chamber this moment, open the exhaust fan, the leading-in preheating the chamber of hot air in will heating the chamber, open the motor simultaneously, drive the gear, it rotates to drive a clearance section of thick bamboo, rust and top layer on with the metal parts are got rid of through the clearance leaf, avoid rust and top layer on the metal parts to cause the influence to thermal treatment, cause metal parts surface heat treatment not in place, need thermal treatment once more, the cost of thermal treatment has been improved, the solution can't get rid of metal parts surface rust and top layer preheating the in-process, the effect of thermal treatment has been reduced, the problem that work efficiency reduces.
3. Be provided with the centre gripping subassembly, pass through the mounting screw with the circular arc board at the ejector pin, place metal parts on a fixed cylinder, the staff is through removing spacing, make extension spring tensile, make spacing and metal parts one end contact, thereby it is fixed with metal parts, make things convenient for the staff to fix metal parts, avoid in the real life, pile up a large amount of metal parts and carry out heat treatment together, it is longer to lead to heat treatment time, metal parts and metal parts contact site thermal treatment effect are relatively poor simultaneously, carry out the centre gripping to a metal parts, improve heat treatment's effect, solve a large amount of metal parts and pile up the back and carry out heat treatment simultaneously, the relatively poor problem of heat treatment effect.
4. Be provided with the protection subassembly, before heating metal parts, rotate the gas tube, the link rotates in rotating the hole, make after bleeder vent and gas filling hole coincide, nitrogen gas sinks, extrude the air by the venthole, promote the closing plate and remove, the fourth spring is tensile, the closing plate shifts out from the venthole, make the air discharge from the venthole, make to be full of more nitrogen gas in the heating chamber, in the heating process, protect metal parts through nitrogen gas, avoid the work piece directly to expose in the air, cause the influence to heat treatment back metal parts surface property, avoid direct and air contact, improve the quality after the heat treatment, solve in the real life directly carry out heat treatment in the air, lead to the relatively poor problem of heat treatment effect.
5. Be provided with fixed subassembly, the staff places the device in behind ground, screw into in the ground through the screw rod, it is fixed with the supporting legs, afterwards, the staff is through rotating the dwang, rotate spacing section of thick bamboo to second spacing groove top, the fifth spring is tensile, spacing section of thick bamboo card is gone into in the second spacing groove, it is fixed with the screw rod, prevent that the screw rod from rotating, avoid in the course of the work, because the great screw rod that leads to of vibrations that produce rotates, the influence is to metal parts's thermal treatment, carry out the secondary to the screw rod and fix, prevent that the screw rod from rotating in the course of the work, increase staff's factor of safety, the solution is after producing great vibrations, the screw rod is not hard up easily, lead to the device to.
In conclusion, the limiting cylinder is clamped into the second limiting groove by a worker to secondarily fix the screw rod, so that the device is prevented from rotating along with the larger vibration in the working process, the safety factor of the worker is increased, when the part is clamped, the metal part is fixed by the limiting frame by extending the extension spring, the worker can conveniently fix the metal part, the situation that a large number of metal parts are stacked together to be subjected to heat treatment in real life is avoided, the heat treatment time is prolonged, the heat treatment efficiency is improved, nitrogen is introduced into the heating cavity before the part is heated, the metal part is prevented from being directly exposed in the air to be subjected to heat treatment, the heat treatment effect is improved, in the heat treatment process, the metal part is preheated by the preheating cavity, and meanwhile, the iron and the surface layer on the surface of the metal part are removed, and the heat treatment effect and efficiency can be improved, after the heat treatment is finished, the metal parts after the heat treatment and the preheating are finished can be moved simultaneously, the time for moving the metal parts can be shortened, the labor intensity of workers is reduced, and the working efficiency of the workers is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the slide bar mounting arrangement of the present invention;
FIG. 3 is a schematic view of a first spring mounting arrangement of the present invention;
FIG. 4 is a schematic view of the motor mounting structure of the present invention;
FIG. 5 is a schematic view of a heating coil mounting structure of the present invention;
FIG. 6 is a schematic view of a fixing rod mounting structure of the present invention;
FIG. 7 is a schematic view of the ram mounting structure of the present invention;
FIG. 8 is a schematic view of the mounting bar mounting arrangement of the present invention;
FIG. 9 is a schematic view of the inflation tube mounting arrangement of the present invention;
FIG. 10 is a schematic view of a fourth spring mounting structure of the present invention;
FIG. 11 is a schematic view of the mounting structure of the securing assembly of the present invention;
reference numbers in the figures: 1. a heat treatment tank; 2. a partition plate; 3. a heating cavity; 4. a preheating chamber; 5. a heating coil;
6. taking the component; 601. moving the hole; 602. pushing the plate; 603. a spring slot; 604. a first spring; 605. a first limit rod; 606. a ball groove; 607. a ball bearing; 608. a corresponding groove; 609. a sliding groove; 610. a slide bar; 611. a fixed block; 612. fixing grooves; 613. a roller groove; 614. a support bar; 615. a universal wheel; 616. a second spring;
7. a preheating assembly; 701. a heat conducting pipe; 702. an exhaust fan; 703. cleaning the cylinder; 704. cleaning leaves; 705. a gear; 706. a motor; 707. a rotating groove; 708. an air inlet; 709. a rotating cylinder; 710. a connecting pipe; 711. a protective shell;
8. a clamping assembly; 801. a first connecting plate; 802. fixing the rod; 803. a third spring; 804. a top rod; 805. a moving groove; 806. a circular arc plate; 807. a fixed cylinder; 808. an extension spring; 809. a limiting frame; 810. mounting a rod; 811. a chute; 812. a slider; 813. a compression spring; 814. a second limiting rod;
9. a protection component; 901. mounting holes; 902. mounting the cylinder; 903. air holes are formed; 904. a sealing block; 905. a connecting frame; 906. an inflation tube; 907. rotating the hole; 908. an air outlet; 909. installing a ring; 910. a fourth spring; 911. a closing plate; 912. air holes are added;
10. a fixing assembly; 1001. supporting legs; 1002. a screw; 1003. mounting grooves; 1004. a first limit groove; 1005. a limiting block; 1006. rotating the rod; 1007. a second connecting plate; 1008. a third limiting rod; 1009. a limiting cylinder; 1010. a fifth spring; 1011. a connecting rod; 1012. a second limit groove.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-11, the invention provides a technical solution, and an efficient surface heat treatment device for metal parts comprises a heat treatment box 1, wherein a partition plate 2 is welded in the middle of the heat treatment box 1, a heating cavity 3 is formed at one side of the partition plate 2, a preheating cavity 4 is formed at the other side of the partition plate 2, and heating coils 5 are uniformly installed on the inner wall of the heating cavity 3;
the bottom end of the heat treatment box 1 is provided with a taking component 6, and the taking component 6 comprises a moving hole 601, a push plate 602, a spring groove 603, a first spring 604, a first limiting rod 605, a ball groove 606, a ball 607, a corresponding groove 608, a sliding groove 609, a sliding rod 610, a fixed block 611, a fixed groove 612, a roller groove 613, a support rod 614, a universal wheel 615 and a second spring 616;
the bottom end of the heat treatment box 1 is provided with a moving hole 601, both ends inside the moving hole 601 are connected with a push plate 602 in a sliding manner, one side of the bottom end of the push plate 602 is provided with a spring groove 603, the inside of the spring groove 603 is welded with a plurality of first springs 604, the bottom ends of the plurality of first springs 604 are welded on the top surface of a first limiting rod 605, the length and the width of the first limiting rod 605 are respectively equal to those of a corresponding groove 608, both ends of the first limiting rod 605 are arc-shaped, so that the first limiting rod 605 can be conveniently clamped into the corresponding groove 608, meanwhile, a worker can conveniently move the first limiting rod 605 out of the corresponding groove 608, the bottom end of the first limiting rod 605 is provided with a ball groove 606, balls 607 are uniformly arranged inside the ball groove 606, both ends of the bottom surface of the moving hole 601 are provided with corresponding grooves 608 corresponding to the first limiting rod 605, one side of the push plate 602 is provided with a, a fixing groove 612 is formed in the position, corresponding to the fixing block 611, of the moving hole 601, a roller groove 613 is formed in the bottom end of the push plate 602, a supporting rod 614 is hinged to one end of the roller groove 613, a universal wheel 615 is movably mounted at one end of the supporting rod 614, and a second spring 616 is welded to one side of the supporting rod 614 and connected with the roller groove 613.
The preheating assembly 7 is arranged in the preheating cavity 4, and the preheating assembly 7 comprises a heat conduction pipe 701, an exhaust fan 702, a cleaning barrel 703, cleaning blades 704, a gear 705, a motor 706, a rotating groove 707, an air inlet 708, a rotating barrel 709, a connecting pipe 710 and a protective shell 711;
a heat conducting pipe 701 penetrates through and is welded at the top ends of the heating cavity 3 and the preheating cavity 4, an exhaust fan 702 is installed inside the heat conducting pipe 701, cleaning barrels 703 are evenly installed inside the preheating cavity 4, cleaning blades 704 are evenly welded inside the cleaning barrels 703, a gear 705 is fixedly installed at one end of each cleaning barrel 703 through a rotating shaft, a motor 706 is installed at one end of each gear 705, a gear 705 connected with an output shaft of the motor 706 is a driving gear, the gears 705 except the driving gear are driven gears, the inner diameter and the width of each rotating barrel 709 are respectively equal to the inner diameter and the width of each rotating groove 707, so that the gears 705 are mutually meshed, all the gears 705 are driven to rotate together through the rotation of the output shaft of the motor 706, the rotating barrels 709 are convenient to rotate in the rotating grooves 707, the rotating grooves 707 are formed at one end outside the cleaning barrels, air inlet holes 708 are evenly formed outside, one side of the rotary drum 709 is welded with a connecting pipe 710 in a penetrating way, the top end of the connecting pipe 710 is welded at one end of the heat conducting pipe 701 in a penetrating way, the plurality of gears 705 are installed inside the protective shell 711, the input ends of the motor 706 and the exhaust fan 702 are both electrically connected with the output end of an external power supply, and the exhaust fan 702 is a high-temperature resistant exhaust fan.
The top end of the push plate 602 is provided with a holding component 8, and the holding component 8 comprises a first connecting plate 801, a fixed rod 802, a third spring 803, a top rod 804, a moving groove 805, an arc plate 806, a fixed cylinder 807, an extension spring 808, a limiting frame 809, a mounting rod 810, a sliding groove 811, a sliding block 812, a compression spring 813 and a second limiting rod 814;
one side of the top surface of the push plate 602 is provided with a first connecting plate 801 through a screw, one end of the first connecting plate 801 is uniformly welded with a fixed rod 802, one end of the fixed rod 802 is welded with a third spring 803, one end of the third spring 803 is welded with a top rod 804, a moving groove 805 is formed in the position, corresponding to the fixed rod 802, of the top rod 804, one side of the top rod 804 is provided with an arc plate 806 through a screw, one end of the arc plate 806 is provided with a fixed cylinder 807 through a screw, an extension spring 808 is welded inside the fixed cylinder 807, one end of the extension spring 808 is welded with a limit frame 809, the middle part of the top rod 804 is provided with a mounting rod 810 through a screw, two ends of the mounting rod 810 are both provided with sliding grooves 811, a sliding block 812 is connected inside the sliding groove 811 in a sliding manner, the longitudinal sections of the, one end of the sliding block 812 is welded with a compression spring 813, and one end of the compression spring 813 is positioned inside the sliding groove 811 and welded with a second limiting rod 814.
A protection assembly 9 is installed at the top end of the heating cavity 3, and the protection assembly 9 comprises an installation hole 901, an installation cylinder 902, an air vent 903, a sealing block 904, a connecting frame 905, an air inflation pipe 906, a rotating hole 907, an air outlet 908, an installation ring 909, a fourth spring 910, a sealing plate 911 and an air inflation hole 912;
the top end of the heating cavity 3 is provided with a mounting hole 901, the mounting hole 901 is internally welded with a mounting barrel 902, one side of the top surface of the mounting barrel 902 is provided with an air vent 903, the mounting barrel 902 is internally movably provided with a sealing block 904, one side of the sealing block 904 far away from the air vent 903 is provided with an air adding hole 912, the top end of the sealing block 904 is welded with a connecting frame 905, the outer side of the connecting frame 905 is welded with an inflating tube 906, the bottom surface of the inflating tube 906 is contacted with the top surface of the mounting barrel 902, the outer diameter of the inflating tube 906 is equal to the inner diameter of the mounting hole 901, the diameters of the air adding hole 912 and the air vent 903 are equal, so that the inflating tube 906 is contacted with the top surface of the mounting barrel 902, a gap between the inflating tube 906 and the mounting barrel 902 is reduced, thereby reducing the leakage of gas, the air adding hole 912 is conveniently completely coincided with, the fourth spring 910 is welded to both ends of one side of the mounting ring 909, and the closing plate 911 is welded to one end of the fourth spring 910.
The bottom end of the heat treatment box 1 is provided with a fixing component 10, and the fixing component 10 comprises supporting legs 1001, a screw 1002, a mounting groove 1003, a first limit groove 1004, a limit block 1005, a rotating rod 1006, a second connecting plate 1007, a third limit rod 1008, a limit cylinder 1009, a fifth spring 1010, a connecting rod 1011 and a second limit groove 1012;
supporting feet 1001 are uniformly welded at four corners of a heat treatment box 1, a screw 1002 is installed in the supporting feet 1001 through threads, an installation groove 1003 is formed in the top surface of the screw 1002, a first limiting groove 1004 is formed in the bottom surface of the installation groove 1003, limiting blocks 1005 are movably installed at two ends in the first limiting groove 1004, the two limiting blocks 1005 are respectively installed at two sides of the bottom end of a rotating rod 1006, a second connecting plate 1007 is welded on the top surface of the rotating rod 1006, a third limiting rod 1008 is welded at the bottom end of one side, away from the rotating rod 1006, of the second connecting plate 1007, a limiting cylinder 1009 is installed at the bottom end of the third limiting rod 1008, a rubber plate is bonded on the bottom surface of the supporting feet 1001, the shape of the cross section of the rubber plate is the same as that of the supporting feet 1001, taking blocks are welded on two sides of the top, make things convenient for the staff to remove spacing section of thick bamboo 1009, the welding of third gag lever post 1008 bottom has fifth spring 1010 to be connected with the inside bottom surface of spacing section of thick bamboo 1009, and the welding has connecting rod 1011 between two supporting legss 1001, and second spacing groove 1012 has been seted up to the corresponding spacing section of thick bamboo 1009 department of connecting rod 1011 top surface.
The working principle and the using process of the invention are as follows: the staff places the device in ground after, screw rod 1002 screws into in the ground, it is fixed with supporting legs 1001, afterwards, the staff is through rotating dwang 1006, make stopper 1005 rotate in first spacing groove 1004, it rotates together with third gag lever post 1008 to drive second connecting plate 1007, rotate spacing section of thick bamboo 1009 to second gag lever post 1012 top, fifth spring 1010 is tensile this moment, spacing section of thick bamboo 1009 blocks in the second gag lever post 1012, it is fixed with screw rod 1002, prevent screw rod 1002 from rotating, avoid in the course of the work, because the great screw rod 1002 that leads to of the vibrations that produce rotates, the influence is to the heat treatment of metal parts, carry out the secondary to screw rod 1002 and fix, prevent that screw rod 1002 from rotating in the course of the work, increase staff's factor of safety, the solution is after producing great vibrations, screw rod 1002 is difficult not hard up easily, lead to the device to rock, influence the problem of heat treatment effect.
The part is required to be clamped before heat treatment, when the diameter of the metal part is larger than that of the ejector rod 804, the arc plate 806 is arranged on the ejector rod 804 through a screw, the metal part is placed on the fixing cylinder 807, a worker moves the limiting frame 809 to stretch the stretching spring 808, the limiting frame 809 is contacted with one end of the metal part, the metal part is fixed, the metal part is convenient to fix by the worker, the problem that heat treatment is carried out when a large number of metal parts are stacked together in real life is avoided, the heat treatment time is long, meanwhile, the heat treatment effect of the contact part of the metal part and the metal part is poor, one metal part is clamped, the heat treatment efficiency is improved, meanwhile, the metal parts with different lengths can be fixed by stretching the stretching spring 808 to different positions, the problem that heat treatment is carried out when a large number of metal parts are stacked is solved, poor heat treatment effect;
when centre gripping tubular product metal parts, dismantle the back with circular arc board 806 this moment, will install pole 810 through the mounting screw in ejector pin 804 one end, the staff is through compressing second gag lever post 814, make compression spring 813 compression, slider 812 removes in spout 811, carry out the centre gripping to tubular product metal parts inside, avoid carrying out the centre gripping back through the surface, metal parts can produce great deformation, compress to different positions through compression spring 813 simultaneously, make things convenient for the tubular product metal parts of the fixed different internal diameters of staff, when having solved present carrying out heat treatment to tubular product metal parts, the great problem of tubular product internal diameter deformation.
Before the metal part is heated, the air charging pipe 906 is rotated, the connecting frame 905 rotates in the rotating hole 907, so that the air holes 903 and the air charging holes 912 coincide, nitrogen is charged into the air charging pipe 906, the nitrogen sinks at the moment and extrudes air from the air discharging holes 908 to push the sealing plate 911 to move, the fourth spring 910 stretches, the sealing plate 911 is moved out of the air discharging holes 908, so that the air is discharged from the air discharging holes 908, the heating cavity 3 is filled with more nitrogen, when the nitrogen is not charged, the air charging pipe 906 is rotated at the moment to separate the air holes 903 and the air charging holes 912, the fourth spring 910 is compressed, the sealing plate 911 moves to the inside of the air discharging holes 908 to seal the mounting holes 901 and the air discharging holes 908, so that a large amount of air is prevented from entering the heating cavity 3, during the heating process, a workpiece is prevented from being directly exposed in the air, and the surface performance of the metal part after heat treatment is influenced, the metal parts are protected by nitrogen, so that direct contact with air is avoided, the quality after heat treatment is improved, and the problem of poor heat treatment effect caused by direct heat treatment in the air in real life is solved.
The worker energizes the heating coil 5, puts the metal part inside the heating coil 5, heats the metal part for heat treatment, after the heating is finished, the worker moves the push plate 602 in the moving hole 601 by moving the push plate 602, at the moment, the first spring 604 is compressed, the first limiting rod 605 is moved to the inside of the spring groove 603, so that the first limiting rod 605 is moved out of one corresponding groove 608 and moved to the other corresponding groove 608, and then the push plate 602 is moved horizontally, so that the first limiting rod 605 is moved horizontally in the corresponding groove 608, thereby moving the metal part after the heating and after the preheating simultaneously, avoiding the need for the worker to separately move the metal part after the heating and after the preheating, avoiding the preheating effect caused by moving the metal part for a long time, simultaneously shortening the time for moving the metal part, and reducing the labor intensity of the worker, the working efficiency of workers is improved, and the problems in the background technology can be effectively solved;
in the horizontal moving process, the ball 607 rotates in the ball groove 606, so that the friction between the first limiting rod 605 and the corresponding groove 608 is reduced, the push plate 602 is convenient for a worker to move, and the problem that the friction between the first limiting rod 605 and the corresponding groove 608 is large and the worker needs to spend large force is avoided, so that the worker can move the metal part conveniently;
after the metal parts are moved out of the heating cavity 3 and the preheating cavity 4, after the push plate 602 moves horizontally, the preheated metal parts are moved to the position of the heating cavity 3, the push plate 602 is moved, the fixing block 611 is clamped into the fixing groove 612, the metal parts are placed into the heating cavity 3 to be heated, the heated metal parts are positioned outside the heat treatment box 1, the second spring 616 bounces to drive the supporting rod 614 to rotate, so that the universal wheel 615 is contacted with the ground, the metal parts after being heated can be conveniently moved by a worker, the metal parts after being heat-treated in real life can be prevented from being lifted out by a hook, the worker can be prevented from being scalded by the metal parts after being heat-treated, the worker can move the metal parts out by moving the first connecting plate 801, the heat treatment of the metal parts can be completed by natural cooling, and the quenching phenomenon of the metal parts can be avoided, the problem of the inconvenient removal of staff metal parts after the heating in the real life is solved.
When one group of metal parts is heated, the other group of metal parts is placed in the preheating cavity 4, the exhaust fan 702 is started, hot air in the heating cavity 3 is introduced into the preheating cavity 4, the motor 706 is started at the same time, the gear 705 is driven, the cleaning barrel 703 is driven to rotate, rust and a surface layer on the metal parts are removed through the cleaning blade 704, the situation that the rust and the surface layer on the metal parts affect the heat treatment, the surface heat treatment of the metal parts is not in place, the heat treatment needs to be carried out again, the cost of the heat treatment is improved, meanwhile, workers do not need to manually treat the rust and the surface layer before the heat treatment, the efficiency of cleaning the rust is improved, the labor intensity of the workers is reduced, and the problems that the rust and the surface layer on the surface of the metal parts cannot be removed in the preheating process, the rust effect of the heat treatment is reduced, and the working efficiency;
when getting rid of the iron rust, hot-blast entering clearance section of thick bamboo 703 through inlet port 708 this moment heats metal parts, can get rid of iron rust and top layer simultaneously and get rid of, avoids after clearance leaf 704 clearance, and iron rust and top layer are still attached on metal parts top layer, cause the influence to the thermal treatment, can preheat metal parts simultaneously, reduce the time of heating in the thermal treatment to reduce the time of thermal treatment, improve the efficiency of thermal treatment.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An efficient surface heat treatment device for metal parts is characterized in that: the heating device comprises a heat treatment box (1), wherein a partition plate (2) is welded in the middle of the heat treatment box (1), a heating cavity (3) is formed on one side of the partition plate (2), a preheating cavity (4) is formed on the other side of the partition plate (2), and heating coils (5) are uniformly arranged on the inner wall of the heating cavity (3);
the bottom end of the heat treatment box (1) is provided with a taking assembly (6), and the taking assembly (6) comprises a moving hole (601), a push plate (602), a spring groove (603), a first spring (604), a first limiting rod (605), a ball groove (606), balls (607), a corresponding groove (608), a sliding groove (609), a sliding rod (610), a fixed block (611), a fixed groove (612), a roller groove (613), a support rod (614), a universal wheel (615) and a second spring (616);
the bottom end of the heat treatment box (1) is provided with a moving hole (601), two ends inside the moving hole (601) are both connected with a push plate (602) in a sliding manner, one side of the bottom end of the push plate (602) is provided with a spring groove (603), a plurality of first springs (604) are welded inside the spring groove (603), the bottom ends of the first springs (604) are welded on the top surface of a first limiting rod (605), the bottom end of the first limiting rod (605) is provided with a ball groove (606), balls (607) are uniformly installed inside the ball groove (606), two ends of the bottom surface of the moving hole (601) corresponding to the first limiting rod (605) are provided with corresponding grooves (608), one side of the push plate (602) is provided with a sliding groove (609), the other side of the push plate (602) is welded with a sliding rod (610), one end of the push plate (602) is welded with a fixing block (611), and a fixing groove (612) is, a roller groove (613) is formed in the bottom end of the push plate (602), a support rod (614) is hinged to one end of the roller groove (613), a universal wheel (615) is movably mounted at one end of the support rod (614), and a second spring (616) is welded on one side of the support rod (614) and connected with the roller groove (613);
the top end of the push plate (602) is provided with a holding assembly (8), and the holding assembly (8) comprises a first connecting plate (801), a fixing rod (802), a third spring (803), a top rod (804), a moving groove (805), an arc plate (806), a fixing barrel (807), an extension spring (808), a limiting frame (809), an installation rod (810), a sliding groove (811), a sliding block (812), a compression spring (813) and a second limiting rod (814);
the improved push plate structure is characterized in that a first connecting plate (801) is installed on one side of the top surface of the push plate (602) through screws, a fixing rod (802) is evenly welded at one end of the first connecting plate (801), a third spring (803) is welded at one end of the fixing rod (802), a push rod (804) is welded at one end of the third spring (803), a moving groove (805) is formed in the position, corresponding to the fixing rod (802), of the push rod (804), an arc plate (806) is installed on one side of the push rod (804) through screws, a fixing barrel (807) is installed at one end of the arc plate (806) through screws, an extension spring (808) is welded inside the fixing barrel (807), a limiting frame (809) is welded at one end of the extension spring (808), an installation rod (810) is installed at the middle part of the push rod (804) through screws, sliding grooves (, one end of the sliding block (812) is welded with a compression spring (813), one end of the compression spring (813) is positioned in the sliding groove (811), and a second limiting rod (814) is welded inside the sliding groove;
the bottom end of the heat treatment box (1) is provided with a fixing component (10), and the fixing component (10) comprises a supporting leg (1001), a screw rod (1002), a mounting groove (1003), a first limiting groove (1004), a limiting block (1005), a rotating rod (1006), a second connecting plate (1007), a third limiting rod (1008), a limiting cylinder (1009), a fifth spring (1010), a connecting rod (1011) and a second limiting groove (1012);
supporting legs (1001) are uniformly welded at four corners of the heat treatment box (1), a screw (1002) is installed inside the supporting legs (1001) through threads, an installation groove (1003) is formed in the top surface of the screw (1002), a first limiting groove (1004) is formed in the bottom surface of the installation groove (1003), limiting blocks (1005) are movably installed at two ends inside the first limiting groove (1004), two limiting blocks (1005) are installed on two sides of the bottom end of a rotating rod (1006) respectively, a second connecting plate (1007) is welded on the top surface of the rotating rod (1006), a third limiting rod (1008) is welded at the bottom end of one side, away from the rotating rod (1006), of the second connecting plate (1007), a limiting barrel (1009) is installed at the bottom end of the third limiting rod (1008), a fifth spring (1010) is connected with the bottom surface inside the limiting barrel (1009), and a connecting rod (1011) is welded between the supporting legs (1001, a second limit groove (1012) is formed in the position, corresponding to the limit cylinder (1009), of the top surface of the connecting rod (1011);
the bottom surface of the supporting leg (1001) is bonded with a rubber plate, the shape of the cross section of the rubber plate is the same as that of the cross section of the supporting leg (1001), and the two sides of the top end of the limiting barrel (1009) are welded with the taking blocks.
2. The efficient surface heat treatment device of a metal piece according to claim 1, wherein the length and the width of the first limiting rod (605) are respectively equal to the length and the width of the corresponding groove (608), and the shapes of both ends of the first limiting rod (605) are circular arcs.
3. The efficient surface heat treatment device for the metal parts according to claim 1, wherein a preheating assembly (7) is installed inside the preheating cavity (4), and the preheating assembly (7) comprises a heat conduction pipe (701), an exhaust fan (702), a cleaning barrel (703), a cleaning blade (704), a gear (705), a motor (706), a rotating groove (707), an air inlet hole (708), a rotating barrel (709), a connecting pipe (710) and a protective shell (711);
the heating chamber (3) and the preheating chamber (4) top are penetrated through and welded with a heat pipe (701), the heat pipe (701) internally mounted has an exhaust fan (702), the preheating chamber (4) is internally and evenly provided with a cleaning barrel (703), the cleaning barrel (703) is internally and evenly welded with cleaning leaves (704), one end of the cleaning barrel (703) is fixedly provided with a gear (705) through a rotating shaft, one end of the gear (705) is provided with a motor (706), one end of the outer side of the cleaning barrel (703) is provided with a rotating groove (707), the outer side of the rotating groove (707) is evenly provided with an air inlet hole (708), the rotating groove (707) is movably sleeved with a rotating barrel (709), one side of the rotating barrel (709) is penetrated and welded with a connecting pipe (710), the top of the connecting pipe (710) is penetrated and welded at one end of the heat pipe (701), and a plurality of the gear, the input ends of the motor (706) and the exhaust fan (702) are electrically connected with the output end of an external power supply.
4. The efficient surface heat treatment device for metal parts according to claim 1, wherein the gear (705) connected with the output shaft of the motor (706) is a driving gear, the gear (705) except the driving gear is a driven gear, and the inner diameter and the width of the rotating cylinder (709) are respectively equal to the inner diameter and the width of the rotating groove (707).
5. A device for efficient surface heat treatment of metal pieces according to claim 1, characterized in that the longitudinal section of the slider (812) and the sliding groove (811) is T-shaped, and the inner diameter of the slider (812) is equal to the outer diameter of the sliding groove (811).
6. The efficient surface heat treatment device for metal parts according to claim 1, wherein a protection component (9) is mounted at the top end of the heating cavity (3), and the protection component (9) comprises a mounting hole (901), a mounting cylinder (902), a vent hole (903), a sealing block (904), a connecting frame (905), an inflation pipe (906), a rotating hole (907), a vent hole (908), a mounting ring (909), a fourth spring (910), a sealing plate (911) and an inflation hole (912);
the top end of the heating cavity (3) is provided with a mounting hole (901), an installation barrel (902) is welded in the mounting hole (901), one side of the top surface of the mounting cylinder (902) is provided with a riser vent (903), a sealing block (904) is movably mounted in the mounting cylinder (902), an air adding hole (912) is arranged on one side of the sealing block (904) far away from the air holes (903), the top end of the sealing block (904) is welded with a connecting frame (905), the outer side of the connecting frame (905) is welded with an inflation tube (906), a rotary hole (907) is arranged on the top surface of the mounting cylinder (902) corresponding to the connecting frame (905), an air outlet (908) is formed in the bottom surface of the heating cavity (3), a mounting ring (909) is welded in one end of the air outlet (908), and both ends of one side of the mounting ring (909) are welded with fourth springs (910), and one ends of the fourth springs (910) are welded with a closed plate (911).
7. The efficient surface heat treatment device for metal parts of claim 6, wherein the bottom surface of the air inflation tube (906) is in contact with the top surface of the mounting barrel (902), the outer diameter of the air inflation tube (906) is equal to the inner diameter of the mounting hole (901), and the diameters of the air charging hole (912) and the air vent (903) are equal.
8. A method for the surface heat treatment of highly efficient metal parts, characterized in that the metal surface heat treatment work is carried out using the treatment apparatus according to any one of claims 1 to 7.
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| CN114150127A (en) * | 2021-10-22 | 2022-03-08 | 洛阳安和压力容器制造有限公司 | Rolling type annealing furnace for liquefied gas steel cylinder |
| CN114231863B (en) * | 2021-12-16 | 2023-04-28 | 哈尔滨鑫华航空工业股份有限公司 | Metal workpiece heat treatment process |
| CN116516140B (en) * | 2023-04-28 | 2023-11-17 | 江苏润扬管件有限责任公司 | Pipe fitting heat treatment device with rotation adjusting function |
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