CN113604634B

CN113604634B - Equipment for heat treatment of oppositely-rotating excavating cutting teeth by adopting automation

Info

Publication number: CN113604634B
Application number: CN202110927289.1A
Authority: CN
Inventors: 宋继勇
Original assignee: Yanggu Haoquan Rock Tools Co ltd
Current assignee: Yanggu Haoquan Rock Tools Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-04-08
Anticipated expiration: 2041-08-13
Also published as: CN113604634A

Abstract

The invention discloses equipment for carrying out heat treatment on a rotary excavating cutting tooth by adopting automation, and belongs to the field of cutting tooth heat treatment. The utility model provides an adopt automatic equipment of digging pick thermal treatment soon, includes the thermal treatment case that the lower extreme is equipped with drain hole and discharge gate respectively, still includes: the four conveying wheels are distributed in a rectangular shape and are rotatably arranged in the heat treatment box through two rotating shafts; the through holes are uniformly and annularly distributed on the outer wall of the conveying belt, and a cutting pick fixing mechanism is arranged in each through hole; the two strip-shaped plates which are symmetrically arranged are fixedly arranged in the heat treatment box, and the outer wall of the heat treatment box is provided with an automatic oil supply mechanism connected with the spray pipe; the fireproof mechanism is arranged in the heat treatment box; the cutting pick heat treatment equipment can greatly improve the safety in the cutting pick heat treatment process, and has the advantages of simple structure, higher automation degree and lower manufacturing cost.

Description

Equipment for heat treatment of oppositely-rotating excavating cutting teeth by adopting automation

Technical Field

The invention relates to the technical field of cutting tooth heat treatment, in particular to equipment for carrying out heat treatment on a rotary excavating cutting tooth by adopting automation.

Background

The cutting pick can be divided into a coal cutter cutting pick and a heading machine cutting pick, which are parts on a mining heading machine, and in the production of the cutting pick, the tail end of the cutting pick can be subjected to heat treatment in order to improve the use strength and the wear resistance of the cutting pick, wherein the use strength of the cutting pick can be greatly improved through oil quenching treatment.

At present, when cutting teeth are subjected to oil quenching treatment, most cutting teeth are manually operated or semi-automatically operated, the processing efficiency is extremely low, in the oil quenching process, oil for oil quenching is easily ignited by the high-temperature cutting teeth, the safety of workers is difficult to guarantee, and although some equipment can realize automatic treatment, such as Japanese vacuum oil quenching equipment, the equipment is complex in structure, expensive in manufacturing cost and extremely unfriendly to small enterprises.

Disclosure of Invention

The invention aims to solve the problems of low efficiency and low safety of cutting tooth heat treatment in the prior art, and provides equipment for automatically performing heat treatment on rotary cutting teeth.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an adopt automatic equipment of digging pick thermal treatment soon, includes the thermal treatment case that the lower extreme is equipped with drain hole and discharge gate respectively, still includes: the conveying wheels are arranged in the heat treatment box in a rectangular distribution mode through two rotating shafts in a rotating mode, conveying belts are sleeved on the outer walls of the four conveying wheels, two axial sides of each conveying belt are abutted against the inner wall of the heat treatment box, and a driving mechanism connected with the rotating shafts is arranged on the outer wall of the heat treatment box; the through holes are uniformly and annularly distributed on the outer wall of the conveying belt, and a cutting pick fixing mechanism is arranged in each through hole; the heating device comprises two strip-shaped plates which are symmetrically arranged and are fixedly arranged in a heat treatment box, wherein the two strip-shaped plates are positioned in a conveying belt, heating coils are fixedly arranged on opposite side walls of the two strip-shaped plates, a spray pipe is fixedly arranged on the side wall of one strip-shaped plate, a plurality of uniformly distributed nozzles are fixedly arranged on the side wall of the spray pipe, and an automatic oil supply mechanism connected with the spray pipe is arranged on the outer wall of the heat treatment box; and the fireproof mechanism is arranged in the heat treatment box, corresponds to the nozzle and is used for improving the safety in the heat treatment process.

In order to drive the conveying belt to convey the cutting pick, the driving mechanism preferably comprises a driving motor fixedly mounted on the outer wall of the heat treatment box, the two rotating shafts are connected through chain transmission, and the output end of the driving motor is fixedly connected with one of the rotating shafts.

In order to facilitate preliminary fixing of the cutting pick, preferably, the fixing mechanism comprises an end cover with a downward opening, a magnet is fixedly mounted at the inner top of the end cover, a circular ring is fixedly connected to the outer wall of the end cover, the lower end of the end cover is sleeved in the through hole, a long rod is fixedly connected to the inner wall of the heat treatment box, and the circumferential outer wall of the circular ring abuts against the side wall of the long rod.

In order to realize the automatic oil quenching of pick and handle, furtherly, automatic fuel feeding mechanism includes the batch oil tank of fixed mounting at thermal treatment case outer wall, the upper end fixedly connected with of batch oil tank extends to the play oil pipe of interior bottom, the upper end and the spray tube fixed connection and the intercommunication of going out oil pipe, the outer wall fixed mounting of thermal treatment case has the inflater, one of them the one end fixed mounting of pivot has the disc, the axial lateral wall of disc rotates the connecting rod of installing eccentric settings, the other end of connecting rod and the terminal rotation of the push rod of inflater are connected, be equipped with outlet duct and breathing pipe on the inflater, the inner top fixed connection and the intercommunication of outlet duct and batch oil tank.

In order to make the pick factor of safety higher when thermal treatment, preferably, fire prevention mechanism includes the carbon dioxide generator of fixed mounting at thermal treatment case outer wall, carbon dioxide generator's output fixedly connected with conveyer pipe, the end of conveyer pipe extends to thermal treatment incasement fixed mounting and has the cover of giving vent to anger, the cover fixed connection of giving vent to anger is in the lateral wall of bar shaped plate, the cover of giving vent to anger distributes with the nozzle at thermal treatment incasement symmetric distribution.

In order to purify the air in the treatment box, the outer wall of the heat treatment box is provided with a purification pipe, the two ends of the purification pipe are fixedly connected with circulating pipes, the tail ends of the two circulating pipes are fixedly connected and communicated with the heat treatment box, circulating fan blades are rotatably arranged in the circulating pipes through rotating rods, the tail ends of the rotating rods are meshed and connected with one rotating shaft through two bevel gears, and filter elements are fixedly arranged in the circulating pipes.

In order to recover the oil in the oil quenching process, the lower ends of the two strip-shaped plates are preferably provided with oil receiving boxes fixedly connected with the inner wall of the heat treatment tank.

In order to reduce the speed of carbon dioxide loss in the conveying belt, further, an arc-shaped plate is fixedly connected in the heat treatment box, and the inner wall of the arc-shaped plate is abutted to the inner wall of the conveying belt.

In order to prevent oil from being directly sprayed into the gas outlet cover, the gas outlet cover is further arranged in a downward inclined mode.

In order to make the cutting picks fall into the discharge opening more easily, a guide plate inclined towards the discharge opening is preferably fixedly connected in the heat treatment box.

Compared with the prior art, the invention provides equipment for automatically carrying out heat treatment on rotary excavating cutting teeth, which has the following beneficial effects:

1. according to the equipment for automatically carrying out heat treatment on the rotary excavating cutting teeth, the end covers provided with the cutting teeth are sequentially inserted into the through holes, the cutting teeth can be conveyed by the driving motor through the conveyor belt, oil quenching treatment of the cutting teeth is completed, and the finally processed cutting teeth can be automatically discharged from the discharge hole;

2. according to the equipment for automatically carrying out heat treatment on the rotary excavating cutting teeth, the circular ring can drive the end cover to rotate through the long rod, so that the cutting teeth arranged below the end cover can be more fully heated and subjected to oil quenching treatment, and the heat treatment effect of the cutting teeth is ensured;

3. according to the equipment for carrying out heat treatment on the oppositely-rotating digging cutting teeth automatically, carbon dioxide is generated by the carbon dioxide generator and is conveyed into the heat treatment box through the conveying pipe and the gas outlet cover, so that the heat treatment box is filled with the carbon dioxide, the phenomenon of open fire of the cutting teeth during oil quenching can be prevented, and the safety coefficient is greatly improved;

4. according to the equipment for carrying out heat treatment on the automatic opposite-rotary-digging cutting tooth, the rotating shaft is matched with the connecting rod to drive the push rod of the inflator to slide in a reciprocating manner, the inflator can inflate the oil storage tank, and the oil storage tank can automatically discharge oil from the oil outlet pipe into the spray pipe, so that the oil storage tank can realize the function of automatically discharging oil, and the equipment is simple in structure and low in cost;

5. this adopt automatic to digging the equipment that pick heat treatment soon, drive bull stick and circulation flabellum through pivoted pivot and rotate, circulation flabellum then can carry out the inner loop to the air of heat treatment incasement to filter through the filter core, thereby the effectual boil off oil that produces in quenching with oil handles filters, thereby further promotes the security of quenching in-process.

Drawings

FIG. 1 is a schematic diagram of an apparatus for automated heat treatment of cutting picks in accordance with the present invention;

FIG. 2 is a schematic view in partial plan cross-section of an apparatus for automated thermal treatment of cutting picks in accordance with the present invention;

FIG. 3 is a schematic diagram of a belt axial structure of an apparatus for automated thermal treatment of cutting picks in accordance with the present invention;

FIG. 4 is a schematic top view of a strip of the apparatus for automated thermal treatment of cutting picks according to the present invention;

FIG. 5 is a schematic view of the structure at A of FIG. 1 of an apparatus for automated heat treatment of a cutting pick in accordance with the present invention;

FIG. 6 is a schematic view of the structure at B in FIG. 1 of an apparatus for automated heat treatment of a cutting pick in accordance with the present invention;

figure 7 is a schematic view of the structure at C of figure 2 of an apparatus for automated heat treatment of a cutting pick in accordance with the present invention.

In the figure: 1. a heat treatment tank; 2. a rotating shaft; 3. a delivery wheel; 4. a conveyor belt; 5. a discharging port; 6. a discharge port; 7. chain transmission; 8. a drive motor; 9. a through hole; 10. a strip plate; 11. a heating coil; 12. a nozzle; 13. a nozzle; 14. an air outlet cover; 15. a carbon dioxide generator; 16. a delivery pipe; 17. an oil outlet pipe; 18. an oil storage tank; 19. an end cap; 20. a circular ring; 21. a long rod; 22. an oil receiving box; 23. an inflator; 24. an air outlet pipe; 25. an air intake duct; 26. a disc; 27. a connecting rod; 28. a purge tube; 29. a rotating rod; 30. circulating fan blades; 31. a filter element; 32. a circulation pipe; 33. a bevel gear; 34. an arc-shaped plate; 35. a guide plate; 36. and a magnet.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-7, an apparatus for heat treatment of a cutting tooth by automatic opposite-rotary excavation comprises a heat treatment box 1 with a discharge port 5 and a discharge port 6 at the upper and lower ends respectively, and further comprises: the four conveying wheels 3 which are distributed in a rectangular shape are rotatably arranged in the heat treatment box 1 through two rotating shafts 2, wherein the outer walls of the four conveying wheels 3 are sleeved with conveying belts 4, two axial sides of each conveying belt 4 are abutted against the inner wall of the heat treatment box 1, and the outer wall of the heat treatment box 1 is provided with a driving mechanism connected with the rotating shafts 2; the cutting pick fixing mechanism comprises a plurality of through holes 9 which are uniformly and annularly distributed on the outer wall of the conveying belt 4, wherein a cutting pick fixing mechanism is arranged in each through hole 9, each driving mechanism comprises a driving motor 8 fixedly arranged on the outer wall of the heat treatment box 1, the two rotating shafts 2 are connected through a chain transmission 7, and the output end of each driving motor 8 is fixedly connected with one rotating shaft 2; the automatic oil supply device comprises two strip-shaped plates 10 which are symmetrically arranged and fixedly installed in a heat treatment box 1, wherein the two strip-shaped plates 10 are located in a conveying belt 4, heating coils 11 are fixedly installed on opposite side walls of the two strip-shaped plates 10, a spray pipe 12 is fixedly installed on the side wall of one strip-shaped plate 10, a plurality of uniformly distributed nozzles 13 are fixedly installed on the side wall of the spray pipe 12, and an automatic oil supply mechanism connected with the spray pipe 12 is arranged on the outer wall of the heat treatment box 1; the fireproof mechanism is arranged in the heat treatment box 1 and corresponds to the nozzle 13, and is used for improving the safety of the heat treatment process, when the fireproof mechanism is used, a cutting tooth is placed in the through hole 9 on the conveying belt 4 through the fixing mechanism, the driving motor 8 drives the two rotating shafts 2 to rotate through the chain transmission 7 at the moment, the two rotating shafts 2 can drive the conveying belt 4 to start conveying the cutting tooth through the conveying wheel 3, when the cutting tooth passes through the strip-shaped plate 10, the heating coil 11 on the side wall of the strip-shaped plate 10 can heat the cutting tooth, the nozzle 13 on the side wall of the strip-shaped plate 10 can carry out oil quenching treatment on the heated cutting tooth, the safety of the oil quenching process can be greatly improved through the fireproof mechanism, after the oil quenching is finished, when the conveying belt 4 conveys the cutting tooth to the discharge hole 6 at the lower end, the end cover 19 can automatically fall to the discharge hole 6 under the action of gravity, so that the automation of the heat treatment of the cutting tooth is realized, and the fireproof mechanism is simple in structure, The cost is lower, can also promote staff's security greatly.

The lower ends of the two strip-shaped plates 10 are provided with oil receiving boxes 22 fixedly connected with the inner wall of the heat treatment box 1, so that the oil sprayed out from the nozzles 13 can be effectively recovered.

The guide plate 35 inclined towards the discharge port 6 is fixedly connected in the heat treatment box 1, and the cutting teeth can be more easily slipped into the discharge port 6 through the guide plate 35.

Example 2:

referring to fig. 1 and 5, basically the same as in embodiment 1, further: fixing mechanism includes the decurrent end cover 19 of opening, 19 interior top fixed mounting of end cover has

magnet

36, 19 outer wall fixedly connected with ring 20 of end cover, 19 lower pot head of end cover is established in through-hole 9, the inner wall fixedly connected with stock 21 of thermal treatment case 1, the circumference outer wall of ring 20 offsets with the lateral wall of stock 21, insert the lower extreme of end cover 19 with the installation end of pick, magnet 36 in the end cover 19 can adsorb the pick in the end cover 19, then hold the processing of pick down, and insert the lower extreme of end cover 19 in the through-hole 9 on the conveyer belt 4 through drain hole 5, can simply accomplish the preliminary treatment of pick.

Example 3:

referring to fig. 1, 2 and 7, basically the same as embodiment 1, further: the automatic oil supply mechanism comprises an oil storage tank 18 fixedly arranged on the outer wall of the heat treatment tank 1, the upper end of the oil storage tank 18 is fixedly connected with an oil outlet pipe 17 extending to the inner bottom, the upper end of the oil outlet pipe 17 is fixedly connected and communicated with a spray pipe 12, an inflator 23 is fixedly arranged on the outer wall of the heat treatment tank 1, one end of one rotating shaft 2 is fixedly provided with a disc 26, the axial side wall of the disc 26 is rotatably provided with an eccentrically arranged connecting rod 27, the other end of the connecting rod 27 is rotatably connected with the tail end of a push rod of the inflator 23, the inflator 23 is provided with an air outlet pipe 24 and an air suction pipe 25, the air outlet pipe 24 is fixedly connected and communicated with the inner top of the oil storage tank 18, when the rotating shaft 2 rotates, the rotating shaft 2 can drive the disc 26 to rotate, the disc 26 can drive the push rod of the inflator 23 to slide back and forth through the connecting rod 27 according to the principle of a crank slider, and the inflator 23 can inflate the oil storage tank 18 through the air outlet pipe 24, the oil in the oil storage tank 18 is automatically discharged out of the spray pipe 12 from the oil outlet pipe 17 under the action of high pressure, so that the oil storage tank 18 can automatically discharge oil.

Example 4:

referring to fig. 2, substantially the same as in embodiment 1, further: fire prevention mechanism includes carbon dioxide generator 15 of fixed mounting at 1 outer wall of thermal treatment case, carbon dioxide generator 15's output fixedly connected with conveyer pipe 16, conveyer pipe 16's end extends to fixed mounting has ventiduct cover 14 in

thermal treatment case

1, 14 fixed connection at the lateral wall of shaped plate 10 of ventiduct cover, 14 and nozzle 13 symmetric distribution in thermal treatment case 1 of ventiduct cover, carbon dioxide generator 15 can produce carbon dioxide, and carry thermal treatment case 1 through conveyer pipe 16 and ventiduct cover 14 in, thereby be full of carbon dioxide in the thermal treatment case 1, can prevent that the pick from appearing the phenomenon of naked light when the oil quenching, and safety factor has been promoted greatly.

Fixedly connected with arc 34 in heat treatment box 1, the inner wall of arc 34 offsets with the inner wall of conveyer belt 4, and arc 34 can make the through-hole 9 of finishing the pick sealed to reduce the loss speed of carbon dioxide in the conveyer belt 4.

The gas outlet hood 14 is arranged to be inclined downwards to prevent the nozzle 13 from spraying oil directly into the gas outlet hood 14.

Example 5:

referring to fig. 2, substantially the same as in embodiment 1, further: the outer wall of the heat treatment box 1 is provided with the purification pipe 28, two ends of the purification pipe 28 are fixedly connected with circulation pipes 32, the tail ends of the two circulation pipes 32 are fixedly connected and communicated with the heat treatment box 1, circulation fan blades 30 are rotatably arranged in the circulation pipes 32 through rotating rods 29, the tail ends of the rotating rods 29 are meshed and connected with one of the rotating shafts 2 through two bevel gears 33, filter elements 31 are fixedly arranged in the circulation pipes 32, when the rotating shafts 2 rotate, the rotating shafts 2 can drive the rotating rods 29 to rotate through the two bevel gears 33, the rotating rods 29 can drive the circulation fan blades 30 to rotate, the circulation fan blades 30 can internally circulate air in the heat treatment box 1 through the two circulation pipes 32, and the circulated air is filtered through the filter elements 31, so that vaporized oil generated in oil quenching treatment is effectively filtered, and the safety in the oil quenching process is further improved.

The working principle is as follows: in the invention, when in use, the mounting end of the cutting pick is inserted into the lower end of the end cover 19, the cutting pick can be adsorbed in the end cover 19 by the magnet 36 in the end cover 19, then the processing end of the cutting pick faces downwards, and the lower end of the end cover 19 is inserted into the through hole 9 on the conveyer belt 4 through the discharge hole 5, at the moment, the driving motor 8 drives the two rotating shafts 2 to rotate through the chain transmission 7, the two rotating shafts 2 drive the conveyer belt 4 to start to convey the cutting pick through the conveying wheel 3, when the cutting pick passes through the strip-shaped plate 10, the heating coil 11 on the side wall of the strip-shaped plate 10 heats the cutting pick, and the nozzle 13 on the side wall of the strip-shaped plate 10 carries out oil quenching on the heated cutting pick, in the process, the carbon dioxide generator 15 can generate carbon dioxide and convey the carbon dioxide into the heat processing box 1 through the conveying pipe 16 and the gas outlet cover 14, so that the heat processing box 1 is filled with the carbon dioxide, and the phenomenon of the cutting pick during the oil quenching can be prevented, greatly improving the safety factor, when the ring 20 slides over the long rod 21, the long rod 21 can drive the ring 20 to rotate under the action of friction force, the ring 20 can drive the end cover 19 to rotate, the principle is similar to that a straight gear slides over a spur rack, so that the cutting teeth under the end cover 19 can be more sufficiently heated and oil quenched, thereby ensuring the heat treatment effect of the cutting teeth, when the rotating shaft 2 rotates, the rotating shaft 2 can drive the disc 26 to rotate, the disc 26 can drive the push rod of the inflator 23 to slide back and forth through the connecting rod 27 according to the principle of a crank block, the inflator 23 can inflate the oil storage tank 18 through the air outlet pipe 24, the oil storage tank 18 can automatically discharge the internal oil out of the oil outlet pipe 17 into the spray pipe 12 under the action of high pressure, thereby enabling the oil storage tank 18 to realize the function of automatically discharging oil, when the rotating shaft 2 rotates, the rotating shaft 2 can drive the rotating rod 29 to rotate through the two bevel gears 33, rotating rod 29 then can drive circulation fan blade 30 and rotate, circulation fan blade 30 then can carry out the inner loop to the air in heat treatment case 1 through two circulating pipes 32, and through the filtration after 31 will circulate filter the air, thereby effectual gasification oil that produces in handling with the oil quenching filters, thereby further promote the security of oil quenching in-process, the oil quenching is accomplished the back, when conveyer belt 4 carries the pick to the discharge gate 6 of lower extreme, end cover 19 can fall discharge gate 6 under the action of gravity automatically, thereby the automation of pick thermal treatment has been realized, and simple structure, the cost is lower, can also promote staff's security greatly.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an adopt automatic equipment of digging pick thermal treatment soon, includes that the lower extreme is equipped with thermal treatment case (1) of drain hole (5) and discharge gate (6) respectively, its characterized in that still includes:

four conveying wheels (3) which are distributed in a rectangular shape are rotatably arranged in the heat treatment box (1) through two rotating shafts (2),

the outer walls of the four conveying wheels (3) are sleeved with conveying belts (4), two axial sides of each conveying belt (4) are abutted against the inner wall of the heat treatment box (1), and the outer wall of the heat treatment box (1) is provided with a driving mechanism connected with the rotating shaft (2);

a plurality of through holes (9) which are uniformly and annularly distributed on the outer wall of the conveying belt (4),

wherein, a cutting pick fixing mechanism is arranged in the through hole (9);

two strip-shaped plates (10) which are symmetrically arranged are both fixedly arranged in the heat treatment box (1),

the two strip-shaped plates (10) are positioned in the conveying belt (4), heating coils (11) are fixedly mounted on opposite side walls of the two strip-shaped plates (10), a spray pipe (12) is fixedly mounted on the side wall of one strip-shaped plate (10), a plurality of uniformly distributed nozzles (13) are fixedly mounted on the side wall of the spray pipe (12), and an automatic oil supply mechanism connected with the spray pipe (12) is arranged on the outer wall of the heat treatment box (1);

a fire prevention mechanism which is arranged in the heat treatment box (1) and corresponds to the nozzle (13) and is used for improving the safety in the heat treatment process,

the fireproof mechanism comprises a carbon dioxide generator (15) fixedly mounted on the outer wall of the heat treatment box (1), the output end of the carbon dioxide generator (15) is fixedly connected with a conveying pipe (16), the tail end of the conveying pipe (16) extends into the heat treatment box (1) and is fixedly provided with an air outlet cover (14), the air outlet cover (14) is fixedly connected to the side wall of the strip-shaped plate (10), and the air outlet cover (14) and the nozzle (13) are symmetrically distributed in the heat treatment box (1); the driving mechanism comprises a driving motor (8) fixedly arranged on the outer wall of the heat treatment box (1), the two rotating shafts (2) are connected through a chain transmission (7), and the output end of the driving motor (8) is fixedly connected with one of the rotating shafts (2); the fixing mechanism comprises an end cover (19) with a downward opening, a magnet (36) is fixedly mounted at the top of the inner part of the end cover (19), a circular ring (20) is fixedly connected to the outer wall of the end cover (19), the lower end of the end cover (19) is sleeved in the through hole (9), a long rod (21) is fixedly connected to the inner wall of the heat treatment box (1), and the outer wall of the circumference of the circular ring (20) is abutted to the side wall of the long rod (21); automatic fuel feeding mechanism includes oil storage tank (18) of fixed mounting at thermal treatment case (1) outer wall, the upper end fixedly connected with of oil storage tank (18) extends to play oil pipe (17) of interior bottom, the upper end and spray tube (12) fixed connection and the intercommunication of going out oil pipe (17), the outer wall fixed mounting of thermal treatment case (1) has inflater (23), one of them the one end fixed mounting of pivot (2) has disc (26), the axial lateral wall of disc (26) rotates installs connecting rod (27) of eccentric settings, the other end of connecting rod (27) is connected with the terminal rotation of push rod of inflater (23), be equipped with outlet duct (24) and breathing pipe (25) on inflater (23), outlet duct (24) and the interior top fixed connection and the intercommunication of oil storage tank (18).

2. The equipment for carrying out heat treatment on the rotary excavating pick automatically according to claim 1, wherein a purifying pipe (28) is arranged on the outer wall of the heat treatment box (1), circulating pipes (32) are fixedly connected to both ends of the purifying pipe (28), the tail ends of the two circulating pipes (32) are fixedly connected and communicated with the heat treatment box (1), circulating fan blades (30) are rotatably installed in the circulating pipes (32) through rotating rods (29), the tail end of each rotating rod (29) is meshed and connected with one rotating shaft (2) through two bevel gears (33), and a filter element (31) is fixedly installed in each circulating pipe (32).

3. An apparatus for heat treatment of a cutting pick with automated cutting, according to claim 1, characterized in that the lower ends of the two strip-shaped plates (10) are provided with oil receiving boxes (22) fixedly connected to the inner wall of the heat treatment box (1).

4. An apparatus for automated heat treatment of cutting picks according to claim 1, wherein an arcuate plate (34) is fixedly attached to the inside of the heat treatment housing (1), the inner wall of the arcuate plate (34) abutting the inner wall of the conveyor belt (4).

5. An apparatus for automated heat treatment of cutting picks according to claim 1, wherein the gas outlet shroud (14) is inclined downwardly.

6. An apparatus for automated heat treatment of a cutting pick according to claim 1, wherein a guide plate (35) inclined into the discharge opening (6) is fixedly attached to the heat treatment housing (1).