CN215593128U

CN215593128U - Immersion quenching device for high-frequency oil cooling quenching

Info

Publication number: CN215593128U
Application number: CN202122120805.8U
Authority: CN
Inventors: 潘启义; 徐德照
Original assignee: Huizhou Xinhongbai Precision Hardware Co ltd
Current assignee: Huizhou Xinhongbai Precision Hardware Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-21
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses an immersion quenching device for high-frequency oil quenching, which relates to the technical field of quenching, and comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with an oil tank, one side of the upper surface of the bottom plate is fixedly connected with a machine tool sliding arm, one side surface of the machine tool sliding arm is fixedly connected with two transverse plates which are arranged up and down, the upper surface of the transverse plate at the upper part is fixedly connected with an air cylinder, the output end of the air cylinder penetrates through the transverse plates and is fixedly connected with a top block, the upper surface of the transverse plate at the lower part is fixedly connected with a bottom block which corresponds to the top block, a quenching part is clamped between the top block and the bottom block, and the other side of the upper surface of the bottom plate is fixedly provided with a current induction ring.

Description

Immersion quenching device for high-frequency oil cooling quenching

Technical Field

The utility model relates to the technical field of quenching, in particular to an immersion quenching device for high-frequency oil cooling quenching.

Background

Quenching is a heat treatment process in which steel is heated to a temperature above a critical temperature and then cooled at a cooling rate higher than the critical cooling rate to obtain an unbalanced structure mainly composed of martensite (bainite is obtained or single-phase austenite is maintained as required), quenching is the most widely used process in the heat treatment process of steel, and quenching and metal working are currently important steps and are very common in factories.

The shaft parts heated continuously by high frequency usually use the water spray device attached to the heating induction coil to realize quenching, which is the most common cooling method at present, the water quenching has the defects that the deformation of the parts is large, if the diameter of the shaft parts is small, the deformation can not be corrected, the deformation of oil cooling quenching is well known to be improved greatly, but the continuous oil spray after high frequency heating can cause fire accidents, so the high frequency oil spray quenching becomes a forbidden area, and all textbooks do not introduce the oil spray quenching technology, so a new quenching device is needed to quench the shaft parts.

Therefore, we propose an immersion quenching apparatus for high frequency oil quenching to solve the above problems.

SUMMERY OF THE UTILITY MODEL

1. Problems to be solved

In view of the problems in the prior art, the present invention is directed to an immersion quenching apparatus for high frequency oil quenching, which solves the problems mentioned in the above background.

2. Technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

immersion quenching device of high frequency oil cold quenching, comprising a base plate, the last fixed surface of bottom plate is connected with the oil groove case, and one side fixedly connected with lathe sliding arm of bottom plate upper surface, and the diaphragm that sets up about two of a side fixedly connected with of lathe sliding arm, the last fixed surface of the diaphragm on upper portion installs motor two, the output of motor two runs through the diaphragm and is connected with the cylinder, and the output fixedly connected with kicking block of cylinder, and the upper surface of the diaphragm of lower part rotates and is connected with the bottom block corresponding with the kicking block, and accompany the quenching part between kicking block and the bottom block, and a side fixed mounting of oil groove case has the current induction circle, and the quenching part passes the current induction circle.

As a further scheme of the utility model: the lathe slide arm includes spout, threaded rod, slider, motor one, horizontal pole, montant and riser, riser fixed connection has seted up the spout in one side of bottom plate upper surface on and the riser, the last fixed surface of riser installs motor one, and the output fixedly connected with threaded rod of motor one, and the lower extreme of threaded rod rotates the interior bottom surface of connecting at the spout, and threaded connection have with spout assorted slider on the threaded rod, and two horizontal poles of one side fixedly connected with of slider, the one end fixedly connected with montant of slider is kept away from to the horizontal pole, the diaphragm that sets up about two fixedly connected with of a side of montant.

As a further scheme of the utility model: the lower extreme of spout seals, and the riser is run through to the upper end of spout, and the slider is located the spout.

As a further scheme of the utility model: the lower part of one side wall of the oil groove box is fixedly communicated with a discharge pipe, and the discharge pipe is provided with a valve.

As a further scheme of the utility model: the upper surface fixed mounting of bottom plate has the fan, and the air inlet end of fan and the fixed intercommunication of the one end of air-supply line, and the other end of air-supply line seals, and the air-out end of fan and the fixed intercommunication of the one end of air-out pipe.

As a further scheme of the utility model: a plurality of air inlet covers which are uniformly distributed are fixedly communicated on the air inlet pipe, and the air inlet covers are fixedly connected to the upper surface of the oil tank box.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the current induction coil is started to heat the quenching part, and after heating is finished, the first motor is started immediately, so that the threaded rod drives the sliding block to move downwards, and the vertical rod drives the quenching part to move downwards, so that the quenching part directly enters the oil tank to be immediately quenched and cooled, cooling and fire extinguishing are simultaneously realized, and the quenching efficiency is improved.

2. In the utility model, the fan is opened during quenching, so that the air inlet cover can suck air, the flue gas generated in the quenching process is sucked away and discharged to the outside of a factory through the air outlet pipe, and the harm of the flue gas generated in the quenching process to workers can be reduced.

Drawings

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

FIG. 2 is a schematic view of the threaded rod, slide block and cross bar of the present invention;

fig. 3 is a schematic structural view of a vertical rod in the present invention.

In the figure: 1. a base plate; 2. an oil tank box; 3. a chute; 4. a threaded rod; 5. a slider; 6. a first motor; 7. a cross bar; 8. a vertical rod; 9. a cylinder; 10. a transverse plate; 11. a top block; 12. quenching the part; 13. a bottom block; 14. a current sensing coil; 15. a fan; 16. an air inlet pipe; 17. an air inlet cover; 18. an air outlet pipe; 19. a blow-off pipe; 20. a vertical plate; 21. and a second motor.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, the immersion quenching apparatus for high-frequency oil quenching includes a bottom plate 1, an oil tank 2 is fixedly connected to an upper surface of the bottom plate 1, a machine tool sliding arm is fixedly connected to one side of the upper surface of the bottom plate 1, two transverse plates 10 arranged up and down are fixedly connected to one side surface of the machine tool sliding arm, a second motor 21 is fixedly installed on an upper surface of the upper transverse plate 10, an output end of the second motor 21 penetrates through the transverse plate 10 and is connected to an air cylinder 9, an output end of the air cylinder 9 is fixedly connected to a top block 11, a bottom block 13 corresponding to the top block 11 is rotatably connected to an upper surface of the lower transverse plate 10, a quenching part 12 is clamped between the top block 11 and the bottom block 13, a current induction coil 14 is fixedly installed on one side surface of the oil tank 2, and the quenching part 12 passes through the current induction coil 14.

Lathe slide arm includes spout 3, threaded rod 4, slider 5, motor 6, horizontal pole 7, montant 8 and riser 20, riser 20 fixed connection is in one side of 1 upper surface of bottom plate, and has seted up spout 3 on riser 20, the last fixed surface of riser 20 installs motor 6, and the output fixedly connected with threaded rod 4 of motor 6, and the lower extreme of threaded rod 4 rotates the interior bottom surface of connection at spout 3, and threaded connection has 3 assorted sliders 5 with the spout on threaded rod 4, and two horizontal poles 7 of one side fixedly connected with of slider 5, and the one end fixedly connected with montant 8 of slider 5 is kept away from to horizontal pole 7, and a side fixedly connected with of montant 8 has two diaphragms 10 that set up from top to bottom.

It should be noted that: proper amount of oil has been placed in the oil bath case 2, montant 8 is located the upper portion of oil bath case 2 at the beginning, pass quenching part 12 current induction circle 14 and vertical placing on bottom block 13, start cylinder 9 this moment, make kicking block 11 descend and push down the upper end of quenching part 12, starting current induction circle 14 heats quenching part 12 this moment, starting motor two 21 simultaneously, thereby make quenching part 12 rotate along with bottom block 13, thereby make the heating more even, after the heating is accomplished, starting motor one 6 at once, make threaded rod 4 drive slider 5 move down, thereby make montant 8 drive quenching part 12 move down, thereby make quenching part 12 directly get into oil bath case 2 and immediately quench the cooling, make cooling and put out a fire and realize simultaneously, improve the efficiency of quenching, thereby provide a new guenching unit.

The lower extreme of spout 3 seals, and the riser 20 is run through to the upper end of spout 3, and slider 5 is located spout 3.

The lower part of one side wall of the oil tank 2 is fixedly communicated with a sewage discharge pipe 19, and the sewage discharge pipe 19 is provided with a valve.

It should be noted that: the valve on the blow-off pipe 19 can be opened to discharge the oil in the oil tank 2, so that the new oil can be replaced, and the oil in the oil tank 2 can be animal oil (such as lard oil), vegetable oil (such as rapeseed oil and salad oil), mineral oil (engine oil), semisynthetic oil (mineral oil and synthetic oil, which are special quenching oil of various brands), synthetic oil (artificial synthesis, special quenching oil of various brands) and the like.

The upper surface fixed mounting of bottom plate 1 has fan 15, and the air inlet end of fan 15 and the fixed intercommunication of the one end of air-supply line 16, and the other end of air-supply line 16 seals, and the air-out end of fan 15 and the fixed intercommunication of the one end of air-out pipe 18.

A plurality of air inlet covers 17 which are uniformly distributed are fixedly communicated on the air inlet pipe 16, and the air inlet covers 17 are fixedly connected on the upper surface of the oil tank box 2.

It should be noted that: the other end of the air outlet pipe 18 is positioned outside the factory, and the fan 15 is opened during quenching so that the air inlet cover 17 can suck air, thereby sucking the flue gas generated in the quenching process and discharging the flue gas to the outside of the factory through the air outlet pipe 18, thereby reducing the harm of the flue gas generated in the quenching process to workers.

The working principle of the utility model is as follows: the oil tank 2 is internally provided with a proper amount of oil, the vertical rod 8 is positioned at the upper part of the oil tank 2 at the beginning, the quenching part 12 passes through the current induction coil 14 and is vertically placed on the bottom block 13, the cylinder 9 is started at the moment, the top block 11 is lowered and presses the upper end of the quenching part 12, the current induction coil 14 is started to heat the quenching part 12 at the moment, the motor II 21 is started simultaneously, the quenching part 12 rotates along with the bottom block 13, the heating is more uniform, the motor I6 is started immediately after the heating is finished, the threaded rod 4 drives the sliding block 5 to move downwards, the vertical rod 8 drives the quenching part 12 to move downwards, the quenching part 12 directly enters the oil tank 2 to be quenched and cooled immediately, the cooling and the fire extinguishing are realized simultaneously, the fan 15 is opened during the quenching, the air inlet cover 17 is opened, and the air suction is carried out by the smoke generated in the quenching process, and is discharged to the outside of the factory through the air outlet pipe 18, thereby reducing the harm of the smoke generated in the quenching process to the workers.

In the utility model: the first motor 6, the current induction coil 14, the fan 15 and the second motor 21 are common devices in the prior art, the adopted models and the like can be customized according to actual use requirements, and the power supply interface of the electric device in the utility model is connected with a power supply system through a switch (not shown in the figure) and a wire (not shown in the figure), so that the control of the power supply interface is realized, the related circuit and the control are the prior art, the current field technology is known, and the description is omitted.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, should not be taken as limiting, and it should be noted that the terms "mounted" and "connected" are intended to be broadly construed, and include, for example, either fixed or removable connections, or integrally formed, mechanically connected, or indirectly connected through an intermediate medium, and the specific meaning of the terms in the present application can be understood through specific situations.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An immersion quenching device for high-frequency oil cooling quenching, which comprises a bottom plate (1) and is characterized in that an oil tank box (2) is fixedly connected to the upper surface of the bottom plate (1), a machine tool sliding arm is fixedly connected to one side of the upper surface of the bottom plate (1), two transverse plates (10) which are arranged up and down are fixedly connected to one side surface of the machine tool sliding arm, a second motor (21) is fixedly mounted on the upper surface of the transverse plate (10) on the upper portion, the output end of the second motor (21) penetrates through the transverse plate (10) and is connected with a cylinder (9), the output end of the cylinder (9) is fixedly connected with a top block (11), a bottom block (13) corresponding to the top block (11) is rotatably connected to the upper surface of the transverse plate (10) on the lower portion, a quenching part (12) is clamped between the top block (11) and the bottom block (13), and a current induction coil (14) is fixedly mounted on one side surface of the oil tank box (2), and the quenched part (12) passes through the current induction coil (14).

2. The immersion quenching device of high-frequency oil quenching as claimed in claim 1, wherein the machine tool sliding arm comprises a sliding chute (3), a threaded rod (4), a sliding block (5), a motor I (6), a cross rod (7), a vertical rod (8) and a vertical plate (20), the vertical plate (20) is fixedly connected to one side of the upper surface of the bottom plate (1), the sliding chute (3) is arranged on the vertical plate (20), the motor I (6) is fixedly installed on the upper surface of the vertical plate (20), the threaded rod (4) is fixedly connected to the output end of the motor I (6), the lower end of the threaded rod (4) is rotatably connected to the inner bottom surface of the sliding chute (3), the sliding block (5) matched with the sliding chute (3) is connected to the threaded rod (4) through threads, the two cross rods (7) are fixedly connected to one side of the sliding block (5), the vertical rod (8) is fixedly connected to one end of the cross rod (7) far away from the sliding block (5), one side surface of the vertical rod (8) is fixedly connected with two transverse plates (10) which are arranged up and down.

3. The immersion quenching apparatus for high-frequency oil quenching according to claim 2, wherein the lower end of the chute (3) is closed, the upper end of the chute (3) penetrates the riser (20), and the slider (5) is located in the chute (3).

4. The immersion type quenching apparatus for high frequency oil quenching as claimed in claim 1, wherein a drain pipe (19) is fixedly connected to the lower portion of one side wall of the oil tank (2), and a valve is installed on the drain pipe (19).

5. The immersion quenching apparatus for high-frequency oil quenching as claimed in claim 1, wherein the bottom plate (1) is fixedly provided with a fan (15) on the upper surface thereof, the air inlet end of the fan (15) is fixedly connected to one end of the air inlet pipe (16), the other end of the air inlet pipe (16) is closed, and the air outlet end of the fan (15) is fixedly connected to one end of the air outlet pipe (18).

6. The immersion type quenching apparatus for high frequency oil quenching as claimed in claim 5, wherein said air inlet pipe (16) is fixedly connected with a plurality of air inlet covers (17) uniformly distributed, and said air inlet covers (17) are fixedly connected to the upper surface of the oil tank (2).