阅读说明：本技术 一种淬火装置 (Quenching device ) 是由 李宝杰 汪辉 于 2021-07-29 设计创作，主要内容包括：本发明涉及机械加工技术领域,具体为一种淬火装置,包括淬火池,淬火池顶面固定安装有第一推动装置和第二推动装置,淬火池上方两侧均设有蒸汽管道,蒸汽管道上均设有开关阀门,推动机构下固定安装有升降板,淬火池一侧通过管道连接有水泵,水泵通过管道连接有水箱,通过第一推动装置和第二推动装置带动升降板上升与下降,淬火池一侧通过管道连接有水泵,水泵通过管道连接有水箱,通过水箱用于补充淬火池蒸发的液体,当需将工件打捞上时关闭用于第二推动装置的蒸汽管道上的开关阀门并将用于第一推动装置的蒸汽管道上的开关阀门打开,通过蒸汽带动活塞杆上升从而带动升降板上升,此设计相比于传统打捞,其工作效率更高。(The invention relates to the technical field of machining, in particular to a quenching device, which comprises a quenching bath, wherein a first pushing device and a second pushing device are fixedly arranged on the top surface of the quenching bath, steam pipelines are respectively arranged on two sides above the quenching bath, switch valves are respectively arranged on the steam pipelines, a lifting plate is fixedly arranged below a pushing mechanism, one side of the quenching bath is connected with a water pump through a pipeline, the water pump is connected with a water tank through a pipeline, the lifting plate is driven to ascend and descend through the first pushing device and the second pushing device, one side of the quenching bath is connected with a water pump through a pipeline, the water pump is connected with the water tank through a pipeline, the water tank is used for supplementing liquid evaporated in the quenching bath, when a workpiece needs to be fished, the switch valves on the steam pipelines for the second pushing device are closed, the switch valves on the steam pipelines for the first pushing device are opened, and a piston rod is driven to ascend through steam so as to drive the lifting plate to ascend, compared with the traditional fishing, the design has higher working efficiency.)

1. A quenching device comprises a quenching bath (1), and is characterized in that: quenching bath (1) top surface fixed mounting has first thrust unit and second thrust unit, quenching bath (1) top both sides all are equipped with steam conduit (2), steam conduit (2) all run through quenching bath (1) inner wall, all be equipped with switch valve (3) on steam conduit (2), fixed mounting has lifter plate (17) under first thrust unit and the second thrust unit, there is water pump (4) quenching bath (1) one side through the pipe connection, the water pump has water tank (5) through the pipe connection.

2. The quenching apparatus as claimed in claim 1, wherein: the first pushing device comprises a cylinder (20), a piston (21) and a piston rod (22), the piston (21) is installed in the cylinder, a telescopic piston rod (22) is installed below the piston, and the piston rod (22) penetrates through the inner wall of the cylinder (20) and is in threaded connection with a lifting plate (17) at the tail part.

3. The quenching apparatus as claimed in claim 1, wherein: the second pushing device comprises a cylinder (30), a piston (31), a piston rod (32), an expansion link (33), a first-stage air pipe (34), a second-stage air pipe (35), a steam cavity (36), a reversing valve (37), an exhaust valve (38), a gear (301), a push rod (39) and a slider (302), wherein the piston rod (32) is installed in the cylinder (30), the gear is arranged on the surface below the piston rod (32), the expansion link (33) is installed in the piston rod (32), the expansion link (33) is in threaded connection with the lifting plate (17), the first-stage air pipe (34) penetrates through the inner wall of the upper side of the cylinder (30), the second-stage air pipe (35) penetrates through the inner wall of the lower side of the cylinder, one side of the first-stage air pipe (34) and one side of the second-stage air pipe (35) are connected with the steam cavity (36), and the first-stage air pipe (34) and the second-stage air pipe (35) penetrate through the inner wall of the steam cavity (36), be equipped with switching-over valve (37) in steam chamber (36), switching-over valve (37) are equipped with the sealing washer with steam chamber (36) inner wall, be equipped with discharge valve (38) on switching-over valve (37), discharge valve (38) and atmosphere UNICOM, switching-over valve (37) below fixedly connected with push rod (39), push rod (39) below is fixed with slider (302), slider (302) left side surface is equipped with the gear, slider (302) right side and quenching bath (1) inner wall sliding connection, slider (302) left side is equipped with the axis of rotation, the axis of rotation rotates with quenching bath (1) inner wall and is connected, be equipped with gear (301) in the axis of rotation, gear meshing in piston rod (32) surface rack and slider (302) surface rack and the axis of rotation.

4. The quenching apparatus as claimed in claim 1, wherein: fixed slot (9) have been seted up to lifter plate (17) top surface one side, just fixed slot (9) run through in lifter plate (17), a pair of first spout (6) have been seted up to fixed slot (9) both sides inner wall, a pair of first spout (6) inside sliding connection has stripper plate (5), the equal fixedly connected with spring (16) of a pair of first spout (6) inner wall, a pair of spring (16) end all links to each other with stripper plate (5) side, stripper plate (5) top surface fixedly connected with plectrum (12), plectrum (12) end extends lifter plate (17) top surface through sliding tray (11).

5. A quenching apparatus according to claim 2, characterized in that: and a piston sealing ring is arranged at the penetrating position of the piston rod (22) and the cylinder (20).

6. A quenching apparatus according to claim 3, characterized in that: and a piston sealing ring is arranged at the penetrating position of the piston rod (32) and the air cylinder (30), and a sealing ring is arranged at the penetrating position of the exhaust valve (38), the reversing valve (37) and the inner wall of the steam cavity (36).

7. The quenching apparatus as claimed in claim 1, wherein: a pair of second chutes (8) are symmetrically formed in the inner walls of two sides of the quenching tank (1), a cover plate (15) is connected to the inner portions of the second chutes (8) in a sliding mode, and the cover plate (15) penetrates through one side of the quenching tank (1).

8. The quenching apparatus as claimed in claim 1, wherein: the quenching bath (1) is provided with an observation port (10) on the side, scale marks are arranged on one side of the observation port (10), and the observation port (10) is made of transparent glass.

9. The quenching apparatus as claimed in claim 1, wherein: and a thermometer (7) is arranged on the top surface of the quenching bath (1).

10. The quenching apparatus as claimed in claim 1, wherein: a plurality of water inlets (14) are opened on the top surface of the lifting plate (17), and the water inlets (14) penetrate through the lifting plate (17).

Technical Field

The invention relates to the technical field of machining, in particular to a quenching device.

Background

Quenching is a heat treatment process in which steel is heated to a temperature above the critical temperature, held for a certain period of time, and then cooled at a rate greater than the critical cooling rate, so as to obtain an unbalanced structure mainly composed of martensite and also to obtain bainite or maintain single-phase austenite as required. Quenching is the most widely used work technology method in the heat treatment process of steel. When quenching, operating personnel can put into the quenching bath with the spare part through thermal treatment, carries out quenching treatment to it by the cooling water in the quenching bath, and after the quenching, needs the manual work to salvage the spare part in the quenching bath, because the cooling water after quenching treatment can become comparatively muddy, makes then salvage work become comparatively difficult.

Therefore, a quenching device is provided.

Disclosure of Invention

The invention aims to provide a quenching device, which can drive a lifting plate to move into a quenching bath through a cylinder so as to quench parts placed on the lifting plate, and solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a quenching device comprises a quenching bath, and is characterized in that: quenching bath top surface fixed mounting has first thrust unit and second thrust unit, quenching bath top both sides all are equipped with steam conduit, steam conduit all runs through the quenching bath inner wall, all be equipped with switch valve on the steam conduit, fixed mounting has the lifter plate under first thrust unit and the second thrust unit, there is the water pump quenching bath one side through the pipe connection, the water pump has the water tank through the pipe connection.

Preferably, the first pushing device comprises a cylinder, a piston and a piston rod, the piston is installed in the cylinder, a telescopic piston rod is installed below the piston, the piston rod penetrates through the inner wall of the cylinder, and the tail part of the piston rod is in threaded connection with a lifting plate.

Preferably, the second pushing device comprises a cylinder, a piston rod, a telescopic rod, a first-stage air pipe, a second-stage air pipe, a steam cavity, a reversing valve, an exhaust valve, a gear, a push rod and a slide block, the piston rod is installed in the cylinder, the gear is arranged on the surface below the piston rod, the telescopic rod is installed in the piston rod and is in threaded connection with the lifting plate, the first-stage air pipe penetrates through the inner wall of the upper side of the cylinder, the second-stage air pipe penetrates through the inner wall of the lower side of the cylinder, the steam cavity is connected with one side of the first-stage air pipe and the second-stage air pipe, the first-stage air pipe and the second-stage air pipe penetrate through the inner wall of the steam cavity, the reversing valve is arranged in the steam cavity, a sealing ring is arranged on the reversing valve, the exhaust valve is arranged on the reversing valve and is communicated with the atmosphere, the push rod is fixedly connected below the reversing valve, and the slide block is fixed below the push rod, the surface of the left side of the sliding block is provided with a gear, the right side of the sliding block is connected with the inner wall of the quenching bath in a sliding mode, the left side of the sliding block is provided with a rotating shaft, the rotating shaft is connected with the inner wall of the quenching bath in a rotating mode, the rotating shaft is provided with the gear, and the surface rack of the piston rod and the surface rack of the sliding block are meshed with the gear on the rotating shaft.

Preferably, a fixed slot has been seted up to lifter plate top surface one side, just the fixed slot runs through in the lifter plate, a pair of first spout has been seted up to fixed slot both sides inner wall, a pair of inside sliding connection of first spout has the stripper plate, the equal fixedly connected with spring of a pair of first spout inner wall, a pair of spring end all links to each other with the stripper plate side, stripper plate top surface fixedly connected with plectrum, the plectrum end extends the lifter plate top surface through the sliding tray.

Preferably, a piston sealing ring is arranged at the position, penetrating through the cylinder, of the piston rod.

Preferably, a piston sealing ring is arranged at a penetrating position of the piston rod and the cylinder, and a sealing ring is arranged at a penetrating position of the exhaust valve, the reversing valve and the inner wall of the steam cavity.

Preferably, a pair of second chutes are symmetrically formed in the inner walls of the two sides of the quenching bath, a cover plate is slidably connected inside the pair of second chutes, and the cover plate penetrates through one side of the quenching bath.

Preferably, the quenching bath side is provided with the viewing aperture, viewing aperture one side is provided with the scale mark, just the viewing aperture is transparent glass material.

Preferably, a thermometer is arranged on the top surface of the quenching bath.

Preferably, a plurality of water inlets are formed in the top surface of the lifting plate, and the water inlets penetrate through the lifting plate.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the part to be quenched is placed on the lifting plate, the lifting plate is driven to ascend and descend by the first pushing device and the second pushing device, one side of the quenching tank is connected with the water pump through the pipeline, the water pump is connected with the water tank through the pipeline, the water tank is used for supplementing liquid evaporated in the quenching tank, when the workpiece needs to be fished up, the switch valve on the steam pipeline for the second pushing device is closed, the switch valve on the steam pipeline for the first pushing device is opened, and the piston rod is driven to ascend by steam so as to drive the lifting plate to ascend.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a lifter plate structure according to the present invention;

FIG. 3 is an internal schematic view of the present invention;

in the figure: 1. a quenching bath; 2. a steam line; 3. opening and closing the valve; 4. a water pump; 5. a water tank; 6. a first chute; 7. a thermometer; 8. a second chute; 9. fixing grooves; 10. a viewing port; 11. a sliding groove; 12. a shifting sheet; 13. an inflating mechanism; 14. a water inlet; 15. a cover plate; 16. a spring; 17. a lifting plate; 20. a first pusher cylinder; 21. a piston; 22. a piston rod; 30. a second pusher cylinder; 31 a piston; 32, a first step of removing the first layer; a piston rod; 33. a telescopic rod; 34. a primary air pipe; 35. a secondary trachea; 36. a steam chamber; 37. a diverter valve; 38. an exhaust valve; 39. a push rod; 301. a gear; 302. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution:

as shown in fig. 1-3, a quenching apparatus includes a quenching bath 1, a first pushing device and a second pushing device are fixedly mounted on the top surface of the quenching bath 1, steam pipelines 2 are respectively disposed on both sides above the quenching bath 1, the steam pipelines 2 both penetrate through the inner wall of the quenching bath 1, the first pushing device and the second pushing device are driven to operate by steam generated during quenching, a switch valve 3 is mounted on each steam pipeline 2 for controlling the delivery of the steam, a lifting plate 17 is fixedly mounted below the first pushing device and the second pushing device, the lifting plate 17 is driven to ascend and descend by the first pushing device and the second pushing device, a water pump 4 is connected to one side of the quenching bath 1 through a pipeline, the water pump 4 is connected to a water tank 5 through a pipeline, and the water tank 5 is used for supplementing the liquid evaporated from the quenching bath 1; the sealing cover used for sealing the quenching bath 1 is arranged at the feeding port at the top of the quenching bath 1, and when workpieces are quenched, the sealing cover can ensure the sealing performance in the quenching bath 1, so that the pressure in the quenching bath 1 is increased, and the first pushing device and the second pushing device can move conveniently.

Specifically, first thrust unit includes cylinder 20, piston 21 and piston rod 22, install piston 21 in the cylinder 20, install telescopic piston rod 22 under the piston 21, piston rod 22 passes the cylinder 20 inner wall and afterbody threaded connection has lifter plate 17, and when needing to salvage the work piece, closes the on-off valve 3 on the steam pipe 2 on the second thrust unit to open the on-off valve 3 on the steam pipe 2 on the first thrust unit, thereby it rises to drive lifter plate 17 through steam drive piston rod 22, realizes the salvage to the work piece.

Specifically, the second pushing device comprises a cylinder 30, a piston 31, a piston rod 32, an expansion link 33, a first-stage air pipe 34, a second-stage air pipe 35, a steam cavity 36, a reversing valve 37 and an exhaust valve 38, wherein the piston rod 32 is installed in the cylinder 30, a gear is arranged on the surface below the piston rod 32, the expansion link 33 is installed in the piston rod 32, the expansion link 33 can freely extend and retract relative to the piston rod 32, the expansion link 33 is in threaded connection with the lifting plate 17, the first-stage air pipe 34 penetrates through the inner wall of the upper side of the cylinder 30, the second-stage air pipe 35 penetrates through the inner wall of the lower side of the cylinder 30, the steam cavity 36 is connected to one side of the first-stage air pipe 34 and one side of the second-stage air pipe 35, the first-stage air pipe 34 and the second-stage air pipe 35 penetrate through the inner wall 36 of the steam cavity, the reversing valve 37 is arranged in the steam cavity 36, the exhaust valve 38 is arranged on the reversing valve 37, the exhaust valve 38 is communicated with the atmosphere, and a push rod 39 is fixedly connected to the lower part of the reversing valve 37, a sliding block 302 is fixed below the push rod 39, a gear is arranged on the left side surface of the sliding block 302, the right side of the sliding block 302 is slidably connected with the inner wall of the quenching bath 1, a rotating shaft is arranged on the left side of the sliding block 302 and is rotatably connected with the inner wall of the quenching bath 1, a gear is arranged on the rotating shaft, a rack on the surface of the piston rod 32 and a rack on the surface of the sliding block 302 are meshed with the gear on the rotating shaft, when a workpiece is placed into the quenching bath 1 for quenching, quenching liquid is heated and evaporated by the workpiece to generate steam, the steam is conveyed into the steam cavity 36 through the steam pipeline 2 and is conveyed into the secondary conveying pipe 35, at the moment, the piston 31 is pushed upwards under the action of the steam to drive the piston rod 32 to be pushed upwards, gas above the piston 31 is discharged through an exhaust valve 38 on the reversing valve 37, and when the gas is pushed upwards, the rack on the piston rod 32 drives the gear 301 to rotate so as to drive the sliding block 302 to move downwards and further drive the exhaust valve 38 on the reversing valve 37 and the reversing valve 37 to move downwards, when the reversing valve 37 moves downwards, the first-stage conveying pipe 34 communicated with the exhaust valve 38 is communicated with the steam cavity 36, meanwhile, gas on the lower side of the air cylinder 30 is exhausted from the exhaust valve 38 on the reversing valve 37, the piston rod 32 moves downwards under the action of steam above the air cylinder 30, and the reciprocating motion of the piston rod 32 can vibrate the lifting plate 17 up and down, so that the workpiece can obtain a better quenching effect. Further, in order to avoid that the piston 32 cannot be driven to shake due to insufficient steam generated by quenching, an air compressor is connected beside the steam pipeline 2 connected with the cylinder 30, and the air compressor can be used as a standby air source to supply energy to the cylinder 30 and can also be connected beside the steam pipeline 2 of the cylinder 20 to provide a power source for the cylinder 20 to lift workpieces.

Specifically, for avoiding the pressure in the quenching bath 1 to be insufficient and unable to lift the work piece when quenching finishes, still be provided with overhead tank and inflate mechanism 13, it is the same with the jack principle to inflate mechanism 13, it is articulated with the rocker of jack and piston rod 32, the back and forth swing that realizes the rocker through the up-and-down motion of piston rod 32 pressurizes the gas in the quenching bath to the overhead tank and stores, the overhead tank passes through trachea and valve and cylinder 20 intercommunication, in operation, close the switching valve 3 on the last steam conduit 2 of a thrust unit, open the valve between overhead tank and the cylinder 20, thereby realize inflating of cylinder 20, and then can take out quenching bath 1 with the work piece.

Specifically, a fixing groove 9 is formed in one side of the top surface of a lifting plate 17, the fixing groove 9 penetrates through the lifting plate 17, a pair of first sliding grooves 6 are formed in inner walls of two sides of the fixing groove 9, a squeezing plate 5 is connected to the inner portions of the pair of first sliding grooves 6 in a sliding manner, springs 16 are fixedly connected to inner walls of the pair of first sliding grooves 6, ends of the pair of springs 16 are connected to side surfaces of the squeezing plate 5, a shifting piece 12 is fixedly connected to the top surface of the squeezing plate 5, ends of the shifting piece 12 extend out of the top surface of the lifting plate 17 through a sliding groove 11, the shifting piece 12 is respectively placed at different positions of the lifting plate 17 according to the size of a part to be quenched, for some parts with large size and heavy weight, the parts are directly placed on the top surface of the lifting plate 17, for some parts with small size and light weight, the shifting piece 12 can be shifted outwards manually, the squeezing plate 5 is driven by the shifting piece 12 to move to one side of the lifting plate 17, and then the parts are placed inside the fixing groove 9, and the plectrum 12 is released, the extrusion plate 5 is moved towards the component by the pushing force of the pair of springs 16 until the plectrum is contacted with the component and is extruded, thereby fixing the position of the component, and carrying out quenching treatment on the component.

Specifically, a piston sealing ring is arranged at the penetrating position of the piston rod 22 and the cylinder 20 to prevent gas leakage.

Specifically, a piston sealing ring is arranged at a penetrating position of the piston rod 32 and the cylinder 30, sealing rings are arranged at penetrating positions of the exhaust valve 38, the reversing valve 37 and the inner wall of the steam cavity 36, and gas leakage is prevented by arranging the sealing rings.

Specifically, as shown in fig. 1, a pair of second chutes 8 are symmetrically formed in inner walls of two sides of the quenching bath 1, a cover plate 15 is slidably connected inside the pair of second chutes 8, the cover plate 15 penetrates through one side of the quenching bath 1, and when quenching work is performed, the cover plate 15 is manually closed through the second chutes 8, so that high-temperature steam generated during quenching can be prevented from injuring nearby operators.

Specifically, as shown in fig. 1, an observation port 10 is provided on a side surface of the quenching bath 1, scale marks are provided on a side of the observation port 10, and the observation port 10 is made of transparent glass.

By adopting the technical scheme, the condition in the quenching bath 1 can be monitored in real time through the observation port 10, and the storage capacity of the cooling water in the quenching bath 1 can be obtained through the coincidence condition of the scale marks and the water surface in the quenching bath 1.

Specifically, as shown in fig. 1, a thermometer 7 is provided on the top surface of the quenching bath 1.

By adopting the technical scheme, the temperature of cooling water in the quenching bath 1 can be monitored in real time through the thermometer 7.

Specifically, as shown in fig. 1-2, the top surface of the lifting plate 17 is provided with a plurality of water inlets 14, and the water inlets 14 penetrate through the lifting plate 17.

By adopting the technical scheme, when the lifting plate 17 moves into the quenching bath 1, the contact area of the lifting plate 17 and cooling water in the quenching bath 1 can be reduced, so that the lifting plate 17 can descend more smoothly.

The working principle is as follows: according to the volume of the part to be quenched, the part to be quenched is respectively placed at different positions of the lifting plate 17, for the part with small volume and light weight, the poking piece 12 is manually pushed outwards, the bottom of the poking piece 12 is connected with the top surface of the extrusion plate 5, the extrusion plate 5 can move towards the inside of the lifting plate 17 along the pair of first sliding grooves 6, then the part is placed in the fixing groove 9, the poking piece 12 is loosened, the pair of springs 16 are fixedly installed on the inner walls of the pair of first sliding grooves 6, the extrusion plate 5 can be pushed to move towards the part by the resilience of the springs 16 until the part is clamped, the position of the part is fixed, when the workpiece is placed in the quenching pool 1 for quenching, the generated steam is conveyed into the steam cavity 36 through the steam pipeline 2 and then conveyed into the second-stage conveying pipe 35, at the moment, the piston 31 is pushed upwards under the action of the steam so as to drive the piston rod 32 to push upwards, thereby drive gear 301 through the gear on the piston rod 32 and rotate during upwards pushing and drive slider 302 downstream and then drive switching-over valve 37 downstream, the one-level transport pipe 34 that blocks up when switching-over valve 37 downstream can communicate with steam chamber 36, the gas of cylinder 30 downside can be discharged from the discharge valve 38 on the switching-over valve 37 simultaneously, because the steam action piston rod 32 of cylinder 30 top can downstream, because the reciprocating motion of piston rod 32 can shake lifter plate 17, thereby let the work piece can reach better quenching in aqueous.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.