CN214400624U

CN214400624U - Bucket tooth quenching and cooling device used after forging

Info

Publication number: CN214400624U
Application number: CN202120125986.0U
Authority: CN
Inventors: 邓小文
Original assignee: Jiangxi Yinhui Engineering Machinery Co ltd
Current assignee: Jiangxi Yinhui Engineering Machinery Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-10-15
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a bucket tooth quenching cooling device used after forging, which comprises a quenching tank, wherein the outer side wall of the quenching tank is provided with a rotating motor, the output end of the rotating motor is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the rotating motor, is fixedly connected with a spiral pipe, the spiral pipe is a hollow pipe, apopores are uniformly arranged on the spiral pipe, one end of the spiral pipe, which is far away from the rotating shaft, is fixedly connected with a water inlet pipe, one end of the water inlet pipe, which is far away from the rotating shaft, is in interference fit with the inner edge of a first bearing, the outer edge of the first bearing is in interference fit with the inner wall of a groove arranged on a bulge, the left side of the convex part is fixedly connected with a return pipe, the cooling water is sprayed out through the water outlet hole arranged on the spiral pipe, meanwhile, the rotating motor drives the spiral pipe to rotate, and the spiral pipe stirs the quenching water, so that the temperature of the quenching water in the quenching tank is rapidly cooled to be consistent.

Description

Bucket tooth quenching and cooling device used after forging

Technical Field

The utility model relates to the technical field of quenching devices, in particular to a bucket tooth quenching and cooling device used after forging.

Background

The excavator bucket tooth is an important part on an excavator, is similar to a tooth of a person, is also a wearing part, is a combined bucket tooth consisting of a tooth holder and a tooth tip, and is connected with the tooth holder and the tooth tip through a pin shaft. Because bucket tooth wear failure part is the prong, as long as change the prong can, the quality and the hardness of bucket tooth can be guaranteed to bucket tooth general needs in the course of working through many processes, wherein the important process as guaranteeing bucket tooth hardness is operated in the quenching.

The quenching cooling device of the prior bucket tooth generally uses a quenching tank to quench the bucket tooth, the quenching cooling device of the prior art consists of a square water tank and a water spraying device arranged on the bottom wall in the water tank, and only the water spraying device is arranged on the bottom wall of the water tank, so that water can be sprayed to the bucket tooth immersed in the water tank from the bottom to the top in one direction.

SUMMERY OF THE UTILITY MODEL

The utility model aims to improve and innovate the defects and problems existing in the background technology and provide a bucket tooth quenching and cooling device used after forging.

In order to achieve the above object, the utility model provides a following technical scheme: a bucket tooth quenching cooling device used after forging comprises a quenching tank, wherein a rotating motor is installed on the outer side wall of the right side of the quenching tank through a motor fixing seat, the output end of the rotating motor is fixedly connected with a rotating shaft, one end, far away from the rotating motor, of the rotating shaft is fixedly connected with a spiral pipe, the spiral pipe is a hollow pipe, water outlet holes are uniformly formed in the spiral pipe, one end, far away from the rotating shaft, of the spiral pipe is fixedly connected with a water inlet pipe, the spiral pipe is communicated with the water inlet pipe, one end, far away from the rotating shaft, of the water inlet pipe is in interference fit with the inner edge of a first bearing, the outer edge of the first bearing is in interference fit with the inner wall of a groove formed in a protruding portion, the left side of the protruding portion is fixedly connected with a water return pipe, the protruding portion and the water return pipe are of an integrated structure, and the contact portions of the rotating shaft, the water inlet pipe and the quenching tank are provided with a second bearing and a second sealing ring, the second sealing ring is positioned on one side of the second bearing close to the inner cavity of the quenching tank, a first sealing ring is arranged in the bulge, and the first sealing ring is in running fit with the water inlet pipe.

The further scheme is that the first sealing ring and the second sealing ring are O-shaped sealing rings.

The further scheme is that the one end that the bellying was kept away from to the wet return is connected with the play water end of cooling tower, and the end fixedly connected with outlet pipe of intaking of cooling tower, the one end that the cooling tower was kept away from to the outlet pipe extends to the inside of quenching groove, be provided with first suction pump and second suction pump on outlet pipe and the wet return respectively.

The water outlet pipe and the water return pipe are both provided with filter screens, and the filter screens are arranged at the water inlet ends of the first water suction pump and the second water suction pump.

The further scheme is that the bottom structure of the quenching tank is arc-shaped, a slag discharge pipe is arranged at the bottom of the quenching tank, and a slag discharge valve is arranged on the slag discharge pipe.

A further scheme is that a low liquid level sensor and a high liquid level sensor are installed on the inner side wall of the quenching tank, a control panel is installed on the outer side wall of the quenching tank, a controller is arranged in the control panel, the input end of the low liquid level sensor and the input end of the high liquid level sensor are electrically connected with the controller, and the output end of the controller is electrically connected with a first water suction pump.

Compared with the prior art, the beneficial effects of the utility model are that: through set up the spiral pipe in the quenching groove, the apopore has evenly been seted up on the spiral pipe, the apopore blowout that the cooling water was seted up from the spiral pipe, rotating electrical machines drives the spiral pipe simultaneously and rotates, the spiral pipe stirs quenching water, because blow the hole and distribute at the spiral pipe evenly, the spiral pipe stirring also can be mixed with higher speed cooling water and the quenching water of quenching inslot, the temperature of quenching water cools off into unanimously fast in the feasible quenching inslot, the cooling temperature that each position of bucket tooth received forms unanimously, guaranteed that the bucket tooth obtains the hardness and the good mechanical properties that require after thermal treatment.

Drawings

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

FIG. 2 is a schematic view of the present invention at a point A in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the boss of the present invention;

reference numerals: the quenching device comprises a quenching tank 1, a high liquid level sensor 2, a water outlet pipe 3, a first water suction pump 4, a control panel 5, a rotating motor 6, a cooling tower 7, a filter screen 8, a second water suction pump 9, a slag discharge valve 10, a slag discharge pipe 11, a water return pipe 12, a protruding part 13, a low liquid level sensor 14, a spiral pipe 15, a first bearing 16, a water inlet pipe 17, a first sealing ring 18, a motor fixing seat 19, a second bearing 20, a second sealing ring 21, a rotating shaft 22 and a rotating motor 23.

Detailed Description

The present invention will be described in further detail with reference to fig. 1 to 3.

The utility model provides a bucket tooth quenching cooling device for after forging, includes

quenching groove

1, 1 right side lateral wall in quenching groove installs rotating electrical machines 6 through motor fixing base 19, rotating electrical machines 6's output fixedly connected with rotation axis 22, the one end and the 15 fixed connection of spiral pipe of rotating electrical machines 6 are kept away from to rotation axis 22, spiral pipe 15 is the hollow tube, has evenly seted up the apopore on the spiral pipe 15, and spiral pipe 15 keeps away from the one end fixedly connected with inlet tube 17 of rotation axis 22, and spiral pipe 15 is linked together with inlet tube 17, the inward flange interference fit of the one end of rotation axis 22 and primary shaft bearing 16 is kept away from to inlet tube 17, the recess inner wall interference fit of seting up on 16 outward flanges of primary shaft bearing and the

bellying

13, 13 left side fixedly connected with wet return 12 of bellying, 13 and wet return 12 structure as an organic whole, rotation axis 22 and inlet tube 17 all are provided with second sealing washer 20 and second sealing washer 21 with 1 contact department in quenching groove The second sealing ring 21 is located on one side of the second bearing 20 close to the inner cavity of the quenching tank 1, the second sealing ring 21 is used for preventing quenching water from overflowing through the side wall of the quenching tank 1, the first sealing ring 18 is arranged in the protruding portion 13, the first sealing ring 18 is in running fit with the water inlet pipe 17, and the first sealing ring 18 is used for preventing the joint of the protruding portion 13 and the water inlet pipe 17 from leaking.

In the present embodiment, the first seal ring 18 and the second seal ring 21 are both O-rings.

In this embodiment, the one end that bellying 13 was kept away from to wet return 12 is connected with the play water end of cooling tower 7, and the water inlet end fixedly connected with outlet pipe 3 of cooling tower 7, the one end that cooling tower 7 was kept away from to outlet pipe 3 extends to the inside of quenching groove 1, be provided with first suction pump 4 and second suction pump 9 on outlet pipe 3 and the wet return 12 respectively.

In this embodiment, all be provided with filter screen 8 on outlet pipe 3 and wet return 12, filter screen 8 sets up in the end of intaking of first suction pump 4 and second suction pump 9, and filter screen 8 has prevented effectively that impurity from corresponding respectively through outlet pipe 3 and wet return 12 and getting into first suction pump 4 and second suction pump 12 to first suction pump 4 and second suction pump 12's life has been prolonged.

In this embodiment, the bottom structure of the quenching tank 1 is arc-shaped, the slag discharge pipe 11 is installed at the bottom of the quenching tank 1, and the slag discharge valve 10 is installed on the slag discharge pipe 11, which can be understood as being beneficial to discharging the slag generated in the quenching process out of the quenching tank 1 through the slag discharge pipe 11.

In this embodiment, install low level sensor 14 and high level sensor 2 on the 1 inside wall of quenching groove, install control panel 5 on the 1 outside wall of quenching groove, be provided with the controller in the control panel 5, low level sensor 14 and the input of the 2 electric connection director of high level sensor, first suction pump 4 is connected to the output electricity of controller. When the high liquid level sensor 2 detects that the water level of quenching water in the quenching tank 1 is higher, the first water suction pump 4 is started, the quenching water in the quenching tank 1 is extracted, the quenching water is prevented from overflowing the quenching tank 1, and after the low liquid level sensor 14 detects that the water level of the quenching water in the quenching tank 1 is reduced, the first water suction pump 4 is stopped to enable the water level in the quenching tank 1 to meet the use requirement and simultaneously prevent the quenching tank 1 from overflowing.

The utility model discloses a theory of operation is: when the quenching device is used specifically, a high-temperature bucket tooth is immersed in quenching water in a quenching tank 1, then a rotating motor 6 and a second water suction pump 9 are started, the second water suction pump 9 pumps cooling water in a cooling tower 7 into a water return pipe 12, the cooling water sequentially passes through a water inlet pipe 17 and a spiral pipe 15 and is sprayed out of a water outlet hole formed in the spiral pipe 15, meanwhile, the rotating motor 6 drives the spiral pipe 15 to rotate, the spiral pipe 15 stirs the quenching water, in view of the fact that water blowing holes are uniformly distributed on the spiral pipe 15, the spiral pipe 15 stirs the cooling water and the quenching water in the quenching tank 1 to be mixed, the temperature of the quenching water in the quenching tank 1 is rapidly cooled to be consistent, the technical effect of uniformly cooling the bucket tooth is achieved, and as the temperature and the water level of the quenching water in the quenching tank 1 are continuously raised, the first water suction pump 4 pumps the quenching water in the quenching tank 1 into the cooling tower 7 through a water outlet pipe 3 for cooling, the circular flow of the quenching water is realized, and the quenching water is prevented from overflowing the quenching tank 1.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a bucket tooth quenching cooling device for forging back, includes quenching groove (1), its characterized in that: the outer side wall of the right side of the quenching tank (1) is provided with a rotating motor (6) through a motor fixing seat (19), the output end of the rotating motor (6) is fixedly connected with a rotating shaft (22), one end, far away from the rotating motor (6), of the rotating shaft (22) is fixedly connected with a spiral pipe (15), the spiral pipe (15) is a hollow pipe, water outlet holes are uniformly formed in the spiral pipe (15), one end, far away from the rotating shaft (22), of the spiral pipe (15) is fixedly connected with a water inlet pipe (17), the spiral pipe (15) is communicated with the water inlet pipe (17), one end, far away from the rotating shaft (22), of the water inlet pipe (17) is in interference fit with the inner edge of a first bearing (16), the outer edge of the first bearing (16) is in interference fit with the inner wall of a groove formed in the protruding portion (13), the left side of the protruding portion (13) is fixedly connected with a water return pipe (12), and the protruding portion (13) and the water return pipe (12) are of an integrated structure, rotation axis (22) and inlet tube (17) all are provided with second bearing (20) and second sealing washer (21) with quenching groove (1) contact department, second sealing washer (21) are located one side that second bearing (20) are close to quenching groove (1) inner chamber, be provided with first sealing washer (18) in bellying (13), first sealing washer (18) and inlet tube (17) normal running fit.

2. The quenching cooling device for the forged bucket tooth as claimed in claim 1, wherein: the first sealing ring (18) and the second sealing ring (21) are both O-shaped sealing rings.

3. The quenching cooling device for the forged bucket tooth as claimed in claim 1, wherein: one end that bellying (13) were kept away from in wet return (12) is connected with the play water end of cooling tower (7), the end fixedly connected with outlet pipe (3) of intaking of cooling tower (7), the one end that cooling tower (7) were kept away from in outlet pipe (3) extends to the inside of quenching groove (1), be provided with first suction pump (4) and second suction pump (9) on outlet pipe (3) and wet return (12) respectively.

4. The quenching cooling device for the forged bucket tooth as claimed in claim 3, wherein: all be provided with filter screen (8) on outlet pipe (3) and wet return (12), filter screen (8) set up in the end of intaking of first suction pump (4) and second suction pump (9).

5. The quenching cooling device for the forged bucket tooth as claimed in claim 1, wherein: the bottom structure of the quenching tank (1) is arc-shaped, a slag discharge pipe (11) is arranged at the bottom of the quenching tank (1), and a slag discharge valve (10) is arranged on the slag discharge pipe (11).

6. The quenching cooling device for the forged bucket tooth as claimed in claim 1, wherein: install low level sensor (14) and high level sensor (2) on quenching groove (1) inside wall, install control panel (5) on quenching groove (1) outside wall, be provided with the controller in control panel (5), low level sensor (14) and high level sensor (2) electric connection director's input, first suction pump (4) are connected to the output electricity of controller.