CN216614765U

CN216614765U - Quenching device for machining metal castings through mechanical accessories

Info

Publication number: CN216614765U
Application number: CN202122578197.5U
Authority: CN
Inventors: 李芝妹
Original assignee: Kunshan Xuruitong Precision Machinery Co ltd
Current assignee: Kunshan Xuruitong Precision Machinery Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-27
Anticipated expiration: 2031-10-26

Abstract

The utility model relates to the field of mechanical equipment and discloses a quenching device for machining metal castings by mechanical accessories, which comprises a box body, a quenching box, a hydraulic column, a heating coil, a heat insulation door and a cooling water pipe, wherein the front surface of the box body is rotatably connected with a box door, the box body is internally divided into a quenching chamber and a cooling chamber, a movable door is movably connected between the quenching chamber and the cooling chamber, the right side surface of the box body is provided with a water inlet, the right side of the water inlet is provided with a movable hole, the bottom in the cooling chamber is provided with a water outlet, the heating coil is fixedly connected in the quenching chamber, the quenching box is placed in the heating coil, a leakage plate is fixedly connected on a bottom plate in the cooling chamber, the rear surface of the box body is fixedly connected with a rear cover, the utility model discloses a, establish quenching chamber and cooling chamber as an organic whole through addding thermal-insulated door, draw in the cooling chamber fast through hydraulic pressure post and extension rod with the work piece that quenches the end and cool off, improved the quenching quality to a certain extent.

Description

Quenching device for machining metal castings through mechanical accessories

Technical Field

The utility model relates to the field of mechanical equipment, in particular to a quenching device for machining metal castings by mechanical accessories.

Background

Quenching is a metal heat treatment process which heats a metal workpiece to a certain proper temperature and keeps the temperature for a period of time, and then the metal workpiece is immersed into a quenching medium for rapid cooling.

The key of quenching is that the quenching device is rapidly cooled after being heated at high temperature, the quenching device is separated from the cooling device by the conventional quenching device, a workpiece needs to be taken out of the quenching device and transferred to the cooling device after high-temperature quenching, and room-temperature air is contacted in the middle of the workpiece, so that the quenching effect is influenced to a certain extent.

Therefore, the quenching device for machining the metal casting by the mechanical part is designed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a quenching device for machining metal castings by using mechanical parts, which solves the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a machine parts processing metal casting guenching unit, the power distribution box comprises a box body, the box quenches, the hydraulic pressure post, heating coil, insulated door and condenser tube, the box is square cavity structure, the box front surface rotates and is connected with the chamber door, inside quenching chamber and the cooling chamber of divideing into of box, swing joint has the floating gate between quenching chamber and the cooling chamber, the water inlet has been seted up to the box right flank, the movable hole has been seted up on the water inlet right side, the delivery port has been seted up to the bottom in the cooling chamber, fixedly connected with heating coil in the quenching chamber, the box quenches has been placed to heating coil inside, fixedly connected with bushing on the bottom plate in the cooling chamber, lid behind the box fixed surface is connected with.

Furthermore, a cooling water pipe is arranged at the top of the cooling chamber and is fixedly connected with the inner wall of the box body, the cooling water pipe is communicated with the upper water outlet of the box body, a plurality of groups of spray heads are fixedly connected below the cooling water pipe, external cooling liquid enters the cooling water pipe through a water inlet and is sprayed out of the spray heads to cool the workpiece in the cooling chamber.

Further, the lockhole has been seted up to the quenching box right side, and quenching box right side is equipped with the hydraulic pressure post, and hydraulic pressure post left side is equipped with the extension rod, and extension rod swing joint is inside the hydraulic pressure post, and extension rod left end body coupling has the tapered end, has the telescopic movable block on the tapered end, tapered end and lockhole looks adaptation, tapered end can compress the movable block when inserting in the lockhole, and the tapered end enters into the inside back movable block of lockhole and resets, because half of the face of movable block is the arc structure, so can receive the resistance when the tapered end withdraws from the lockhole.

Furthermore, one end of the hydraulic column far away from the extension rod is fixedly connected with a hydraulic cylinder, and the hydraulic cylinder is arranged inside the box body on the right side of the cooling chamber and is fixedly connected with the box body and connected with a hydraulic machine inside the box body.

Furthermore, the insulated door comprises a first movable door and a second movable door, a movable rack is integrally connected to the upper surface of the first movable door, a pull rod is fixedly connected to the left side of the first movable door and penetrates through the box body to extend to the outside, a fixed rod is connected between the first movable door and the movable rack in a clamped mode, the first movable door is slidably connected with the fixed rod, two ends of the fixed rod are fixedly connected with the inner wall of the box body, the first movable door can be moved outside the box body through the pull rod, the first movable door drives the second movable door to move in the same direction as the first movable door through the movable rack, a gear and a fixed rack, and the moving speed of the second movable door is smaller than that of the first movable door.

Further, the spout has been seted up to second floating gate upper end, is equipped with fixed rack in the spout, fixed rack and box inner wall fixed connection, and spout top left side is rotated and is connected with the gear, and the gear is connected with moving rack and moving rack meshing respectively, and the through-hole has been seted up to the spout top on the second floating gate, and sliding connection has the dead lever in the through-hole, and the dead lever both ends are connected with the box inner wall.

The utility model has the beneficial effects that:

1. the utility model discloses a, through addding the insulated door, establish quenching room and cooling chamber in same box, set up the insulated door between two rooms, and constitute the insulated door by two sets of floating gates through integrated configuration, utilize two sets of floating gates of gear and rack connection and realize opening and closing of floating gate, effectively solved current guenching unit, with quenching equipment and cooling device separation, need take out quenching equipment earlier with the work piece after the high temperature quenching and shift to cooling device, the middle room temperature air that has contacted, the problem of the effect of quenching has been influenced to a certain extent.

2. The utility model discloses a, through addding the box that quenches, put into the box that quenches with the work piece, then put into after quenching and carry out high temperature quenching to the work piece in the heating coil, set up the hydraulic pressure post in the cooling chamber, the hydraulic pressure post can be connected with the box that quenches through the extension rod, utilizes hydraulic pressure to promote the extension rod and remove to the box that quenches after quenching finishes to utilize the tapered end to quench the box and draw close the cooling chamber from the quenching chamber and cool off, effectively improved work piece quenching quality.

Drawings

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

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an enlarged view of a portion of the structure of the present invention;

FIG. 4 is a schematic view of an insulated door according to the present invention;

fig. 5 is a schematic structural view of the inside of the case in the present invention.

In the figure: 1. a box body; 2. a box door; 3. a quenching box; 4. a hydraulic column; 5. a hydraulic cylinder; 6. a heating coil; 7. a heat-insulating door; 8. a cooling water pipe; 9. a spray head; 10. a bushing; 11. a rear cover; 12. an extension rod; 13. a lock head; 14. a lock hole; 15. a first movable door; 16. a second movable door; 17. a pull rod; 18. fixing the rod; 19. a moving rack; 20. fixing a rack; 21. a gear; 22. a quenching chamber; 23. a cooling chamber; 24. a water outlet; 25. a water inlet; 26. and (4) a movable hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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, 2 and 5, a quenching device for machining metal castings of mechanical parts, which comprises a box body 1, a quenching box 3, a hydraulic column 4, a heating coil 6, a heat insulation door 7 and a cooling water pipe 8, wherein the box body 1 is of a square cavity structure, the front surface of the box body 1 is rotatably connected with a box door 2, the box body 1 is internally divided into a quenching chamber 22 and a cooling chamber 23, a movable door is movably connected between the quenching chamber 22 and the cooling chamber 23, a water inlet 25 is formed in the right side surface of the box body 1, a movable hole 26 is formed in the right side of the water inlet 25, a water outlet 24 is formed in the bottom of the cooling chamber 23, the heating coil 6 is fixedly connected in the quenching chamber 22, the quenching box 3 is placed in the heating coil 6, a leakage plate 10 is fixedly connected on the bottom plate in the cooling chamber 23, and a rear surface of the box body 1 is fixedly connected with a rear cover 11.

Referring to fig. 2, a cooling water pipe 8 is arranged at the top of the cooling chamber 23, the cooling water pipe 8 is fixedly connected with the inner wall of the box body 1, the cooling water pipe 8 is communicated with an upper water outlet 24 of the box body 1, a plurality of groups of nozzles 9 are fixedly connected below the cooling water pipe 8, and external cooling liquid enters the cooling water pipe 8 through a water inlet 25 and is sprayed out from the nozzles 9 to cool the workpiece in the cooling chamber 23.

Wherein, the lockhole 14 has been seted up on quenching box 3 right side, quenching box 3 right side is equipped with hydraulic column 4, 4 left sides of hydraulic column are equipped with extension rod 12, extension rod 12 swing joint is inside hydraulic column 4, extension rod 12 left end body coupling has tapered end 13, there is the telescopic movable block on the tapered end 13, tapered end 13 and lockhole 14 looks adaptation, tapered end 13 can compress the movable block when inserting in the lockhole 14, tapered end 13 enters into 14 inside back movable blocks of lockhole and resets, because half of the face of movable block is the arc structure, so can receive the resistance when tapered end 13 withdraws from lockhole 14.

Referring to fig. 2 and 3, a hydraulic cylinder 5 is fixedly connected to one end of the hydraulic column 4 far away from the extension rod 12, and the hydraulic cylinder 5 is arranged inside the box body 1 on the right side of the cooling chamber 23, is fixedly connected with the box body 1, and is connected with a hydraulic machine inside the box body 1.

Referring to fig. 4, the heat insulation door 7 is composed of a first movable door 15 and a second movable door 16, a movable rack 19 is integrally connected to the upper surface of the first movable door 15, a pull rod 17 is fixedly connected to the left side of the first movable door 15, the pull rod 17 penetrates through the box body 1 and extends to the outside, a fixed rod 18 is clamped between the first movable door 15 and the movable rack 19, the first movable door 15 is slidably connected with the fixed rod 18, two ends of the fixed rod 18 are fixedly connected with the inner wall of the box body 1, the first movable door 15 can be moved outside the box body 1 through the pull rod 17, the first movable door 15 drives the second movable door 16 to move in the same direction as the first movable door 15 through the movable rack 19, a gear 21 and a fixed rack 20, and the moving speed of the second movable door 16 is smaller than the moving speed of the first movable door 15.

Referring to fig. 4, a sliding groove is formed in the upper end of the second movable door 16, a fixed rack 20 is arranged in the sliding groove, the fixed rack 20 is fixedly connected with the inner wall of the box body 1, a gear 21 is rotatably connected to the left side above the sliding groove, the gear 21 is respectively connected with a movable rack 19 and the movable rack 19 in a meshed manner, a through hole is formed in the upper portion of the sliding groove in the second movable door 16, a fixed rod 18 is slidably connected in the through hole, and two ends of the fixed rod 18 are connected with the inner wall of the box body 1.

In conclusion, when the quenching box is used, firstly, the box door 2 is opened, a workpiece to be processed is placed in the quenching box 3, the quenching box 3 is placed in the middle of the heating coil 6, then, the box door 2 is closed, the heating coil 6 is electrified to generate high temperature in the quenching chamber 22, so that the temperature of the workpiece to be processed is rapidly raised, after the high-temperature heating is finished, the pull rod 17 is pulled immediately to open the heat insulation door 7, then, the hydraulic press is started to convey hydraulic pressure into the hydraulic cylinder 5, the extension rod 12 is pushed into the quenching chamber 22 to be connected with the quenching box 3, then, the quenching box 3 is pulled close to the cooling chamber 23, cooling liquid enters the cooling pipeline through the water inlet 25 and is sprayed to the high-temperature processing workpiece in the cooling chamber 23 from the spray head 9, the workpiece which is rapidly cooled by the cooling liquid is quenched, the workpiece is taken out by opening the box door 2, and the whole process is operated in the box body 1, the workpiece which is heated at high temperature and does not directly contact with room temperature air, the transfer cooling is not needed, the natural cooling time is reduced, and the quenching quality and the working efficiency are improved.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a machine parts processing metal casting guenching unit, includes box (1), quenching box (3), hydraulic pressure post (4), heating coil (6), insulated door (7) and cooling water pipe (8), its characterized in that: the utility model discloses a box, including box (1), box (1) front surface rotate to be connected with chamber door (2), box (1) is inside to be divided into quenching room (22) and cooling chamber (23), swing joint has the floating gate between quenching room (22) and cooling chamber (23), water inlet (25) have been seted up to box (1) right side face, movable hole (26) have been seted up on water inlet (25) right side, delivery port (24) have been seted up to the bottom in cooling chamber (23), fixedly connected with heating coil (6) in quenching room (22), quenching box (3) have been placed to heating coil (6) inside, fixedly connected with bushing (10) on the bottom plate in cooling chamber (23), lid (11) behind box (1) fixed surface.

2. The quenching apparatus for machining metal castings according to claim 1, characterized in that: the cooling chamber (23) top is equipped with condenser tube (8), and condenser tube (8) and box (1) inner wall fixed connection, and condenser tube (8) and box (1) go up delivery port (24) and communicate with each other, and condenser tube (8) below fixedly connected with a plurality of shower nozzles (9) of group.

3. The quenching apparatus for metal castings according to claim 1, wherein: lockhole (14) have been seted up on quenching box (3) right side, and quenching box (3) right side is equipped with hydraulic column (4), and hydraulic column (4) left side is equipped with extension rod (12), and extension rod (12) swing joint is inside hydraulic column (4), and extension rod (12) left end an organic whole is connected with tapered end (13), has the telescopic movable block on tapered end (13).

4. The quenching apparatus for machining metal castings according to claim 1, characterized in that: one end fixedly connected with pneumatic cylinder (5) of extension rod (12) is kept away from in hydraulic column (4), and box (1) inside and box (1) fixed connection on cooling chamber (23) right side are located in pneumatic cylinder (5), and link to each other with the hydraulic press of box (1) inside.

5. The quenching apparatus for machining metal castings according to claim 1, characterized in that: insulated door (7) comprise first floating gate (15) and second floating gate (16), first floating gate (15) upper surface an organic whole is connected with moves rack (19), and first floating gate (15) left side fixedly connected with pull rod (17), pull rod (17) pass box (1) and extend to the outside, the joint has dead lever (18) between first floating gate (15) and the rack (19), first floating gate (15) and dead lever (18) sliding connection, dead lever (18) both ends and box (1) inner wall fixed connection.

6. The quenching apparatus for machining metal castings according to claim 5, characterized in that: the sliding groove is formed in the upper end of the second movable door (16), a fixed rack (20) is arranged in the sliding groove, the fixed rack (20) is fixedly connected with the inner wall of the box body (1), the left side of the upper portion of the sliding groove is rotatably connected with a gear (21), the gear (21) is respectively connected with a movable rack (19) and the movable rack (19) in a meshed mode, a through hole is formed in the upper portion of the sliding groove in the second movable door (16), a fixing rod (18) is connected in the through hole in a sliding mode, and two ends of the fixing rod (18) are connected with the inner wall of the box body (1).