CN215251058U

CN215251058U - Quenching device for water spraying crankshaft machining

Info

Publication number: CN215251058U
Application number: CN202121298255.2U
Authority: CN
Inventors: 董升; 董永波
Original assignee: Qingdao Jinfengdong Machinery Co ltd
Current assignee: Qingdao Jinfengdong Machinery Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-12-21
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a quenching device for water spraying crankshaft machining, which comprises a bedplate, wherein the upper end of the bedplate is provided with a filter box, a quenching box and a fan, the inner cavity of the quenching box is sequentially provided with a placing platform, a supporting plate and a water tank from top to bottom, the middle part of the placing platform is provided with a discharge groove, the upper part of the placing platform is provided with an arc-shaped groove and a movable groove, a straight-through water pipe is arranged at the position below the arc-shaped groove, a net frame is arranged on the supporting plate, a crankshaft is placed on the placing platform during quenching treatment, quenching treatment is carried out by spraying water through a water spraying branch pipe like the outer surface of the crankshaft, the crankshaft is driven to rotate through the matching of a motor, a fixed shaft, a movable shaft, a first placing wheel and a second placing wheel, the water sprayed by the water spraying branch pipe can uniformly cover the outer surface of the crankshaft in all directions, cold air blown out by a wind hood is matched, the quenching treatment efficiency is higher, the quenching effect is better, and the water for quenching treatment can be recycled, the environment-friendly effect is good, and the practicability is stronger.

Description

Quenching device for water spraying crankshaft machining

Technical Field

The utility model relates to a guenching unit technical field specifically is a guenching unit is used in water spray crankshaft processing.

Background

The existing quenching devices are low in automation degree, low in efficiency and high in automation degree, the structure is complex, the cost is high, the cost performance is low, the quenching flexibility is poor, quenching with a single method can be only carried out, when quenching is carried out, a crankshaft is usually suspended, but deformation is easy due to high temperature, so that a support column and a support plate which is arranged at the top of the support column and is contacted with the crankshaft journal are usually arranged below the crankshaft journal, but for journals of different models, the support points of the support plate are different, particularly when cooling water is sprayed to the crankshaft, the phenomenon of unstable support is easy to occur, and therefore, the journal is easy to wear, and the product quality is influenced.

Chinese patent (publication No. CN 207452198U, bulletin date: 2018.06.05) discloses a crankshaft quenching device, which realizes transportation and quenching functions of a crankshaft by arranging a transmission chain, a quenching box 3, a slide plate groove, an air pipe, a bearing seat and the like, and has the advantages of high automation degree, simple structure and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quenching device for water spray crankshaft machining to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a quenching device for water spray crankshaft machining comprises a bedplate, wherein supporting legs are connected and arranged at the lower end of the bedplate, a quenching box is arranged at the upper end of the bedplate, the quenching box is of an upper end opening structure, a placing table, a supporting plate and a water tank are sequentially arranged in an inner cavity of the quenching box from top to bottom, the placing table is arranged in the inner cavity of the quenching box through a connecting plate, a material discharging groove is formed in the middle of the placing table, an arc-shaped groove and a movable groove are respectively formed in the upper portion of the placing table and in the front and back positions of the material discharging groove, a fixed shaft and a movable shaft are respectively arranged in the arc-shaped groove and the movable groove, a plurality of first placing wheels and second placing wheels are respectively arranged on the fixed shaft and the movable shaft, the middle of the movable shaft is connected with one end of a connecting rod, the other end of the connecting rod is connected with a pull rod, a motor is arranged at the left end of the placing table, and the left end of the fixed shaft is connected with a motor output shaft, place in the platform, the arc wall below position department be equipped with straight through pipe, straight through pipe one side is linked together with the one end of the equidistant water spray branch pipe that sets up respectively of a plurality of, the other end and the row's of water spray branch pipe are linked together, the installation is provided with the screen frame in the backup pad, platen upper end, quenching case left and right-hand position punishment do not are equipped with rose box and fan, the upper end and the side of rose box link to each other with the placing platform through first raceway and second raceway respectively with the water tank, be equipped with first water pump and second water pump on first raceway and the second raceway respectively, the fan upper end links to each other with the blast pipe lower extreme, quenching case right-hand member is equipped with out the fan housing, the other end of blast pipe links to each other with the air inlet end that goes out the fan housing.

As a further aspect of the present invention: the distance length between the first placing wheel and the second placing wheel is smaller than the diameter length of the crankshaft, and the length and the width of the discharge groove are larger than those of the crankshaft.

As a further aspect of the present invention: the right end of the second water delivery pipe is communicated with a straight-through water pipe, and the length of the straight-through water pipe is consistent with that of the placing table.

As a further aspect of the present invention: the height of the air outlet cover is consistent with that of the placing table, and the air outlet cover and the discharge groove are located on the same horizontal line.

As a further aspect of the present invention: and a limiting plate is arranged on the connecting rod.

As a further aspect of the present invention: the net frame upper end is connected and is provided with the extension board, the race has been seted up to the extension board lower extreme, the backup pad upper end corresponds the position and is equipped with the rectangular channel, be equipped with the rotation wheel in the rectangular channel.

Compared with the prior art, the beneficial effects of the utility model are that: this guenching unit realizes the quenching function through setting up the quenching case, rose box and fan cooperation, the bent axle is placed and is being placed the bench, carry out quenching treatment like bent axle surface water spray through the water spray branch pipe, through the motor, the fixed axle, the loose axle, the first cooperation of placing the wheel and placing the wheel with the second drives the bent axle and rotates, make the enough all-round even coverage of bent axle surface of water spray branch pipe spun hydroenergy, the cooperation goes out the cold wind that the fan housing blew out, make quenching treatment efficiency higher, quenching effect is better, simple structure and convenient operation of integrated device, cyclic utilization can be realized to the quenching treatment water, environmental protection is effectual, and the bent axle after the quenching treatment is convenient for collect, has stronger practicality.

Drawings

FIG. 1 is a schematic view of the overall structure of a quenching apparatus for water-jet crankshaft machining.

FIG. 2 is a schematic plan view of a mounting table of a quenching apparatus for water jet crankshaft machining.

FIG. 3 is a left side view of a placing table in a quenching apparatus for water jet crankshaft machining.

FIG. 4 is an enlarged schematic view of part A of the overall structure of a quenching device for water jet crankshaft machining.

Wherein: the device comprises a bedplate-1, supporting legs-2, a quenching box-3, a water tank-4, a supporting plate-5, a placing table-6, a screen frame-7, a fan-8, an air supply pipe-9, an air outlet cover-10, a filtering box-11, a first water conveying pipe-12, a second water conveying pipe-13, a first water pump-14, a second water pump-15, a fixed shaft-16, a movable shaft-17, a connecting plate-18, a first placing wheel-19, a second placing wheel-20, a motor-21, a connecting rod-22, a pull rod-23, a limiting plate-24, a movable groove-25, an extending plate-26, a rectangular groove-27, a wheel groove-28, a rotating wheel-29, a straight water pipe-30 and a water spraying branch pipe-31.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

Referring to fig. 1-3, a quenching device for water-jet crankshaft machining comprises a bedplate 1, wherein the lower end of the bedplate 1 is connected with support legs 2, the upper end of the bedplate 1 is provided with a quenching box 3, the quenching box 3 is of an upper end opening type structure, an inner cavity of the quenching box 3 is sequentially provided with a placing table 6, a support plate 5 and a water tank 4 from top to bottom, the placing table 6 is arranged in the inner cavity of the quenching box 3 through a connecting plate 18, the middle part of the placing table 6 is provided with a discharge chute, the positions of the upper part of the placing table 6 and the front and back parts of the discharge chute are respectively provided with an arc-shaped groove and a movable groove 25, the arc-shaped groove and the movable groove 25 are respectively provided with a fixed shaft 16 and a movable shaft 17, the fixed shaft 16 and the movable shaft 17 are respectively provided with a plurality of first placing wheels 19 and second placing wheels 20, the middle part of the movable shaft 17 is connected with one end of a connecting rod 22, the other end of the connecting rod 22 is connected with a pull rod 23, a motor 21 is arranged at the left end of a placing table 6, the left end of a fixed shaft 16 is connected with an output shaft of the motor 21, a through water pipe 30 is arranged at the position inside the placing table 6 and below an arc-shaped groove, one side of the through water pipe 30 is communicated with one end of a plurality of water spraying branch pipes 31 which are arranged at equal intervals, the other end of each water spraying branch pipe 31 is communicated with a discharge groove, a net frame 7 is arranged on a supporting plate 5, a filter box 11 and a fan 8 are respectively arranged at the left and right positions of the upper end of the bedplate 1 and the quenching box 3, the upper end and the side end of the filter box 11 are respectively connected with a water tank 4 and the placing table 6 through a first water pipe 12 and a second water pipe 13, a first water pump 14 and a second water pump 15 are respectively arranged on the first water pipe 12 and the second water pipe 13, the upper end of the fan 8 is connected with the lower end of an air supply pipe 9, and the right end of the quenching box 3 is provided with an air outlet cover 10, the other end of the blast pipe 9 is connected with the air inlet end of the air outlet cover 10.

Specifically, the distance length between the first placing wheel 19 and the second placing wheel 20 is smaller than the diameter length of the crankshaft, and the length and the width of the discharge groove are larger than the length and the width of the crankshaft.

Further, the right end of the second water delivery pipe 13 is communicated with a straight-through water pipe 30, and the length of the straight-through water pipe 30 is consistent with that of the placing table 6.

Further, the water spray branch pipe 31 is obliquely arranged in the placing table 6, and the water outlet end of the water spray branch pipe 31 faces the upper part of the discharge groove.

Further, the height of the air outlet cover 10 is consistent with that of the placing table 6, and the air outlet cover 10 and the discharge groove are located on the same horizontal line.

Preferably, a limit plate 24 is arranged on the connecting rod 22.

When the device is used, a water spraying crankshaft is placed on a first placing wheel 19 and a second placing wheel 20, the lower part of the crankshaft is placed at the upper part of a discharge groove, then a first water pump 14 is started to convey water in a water tank 4 into a filter box 11 for filtration treatment, then a second water pump 15 is started to convey the filtered water into a straight-through water pipe 30, a high-pressure pump is selected as the second water pump 15, the water in the straight-through water pipe 30 is pressurized, then the water is sprayed out from a water spraying branch pipe 31 into the discharge groove, meanwhile, a motor 21 is started to drive a fixed shaft 16 to rotate, the first placing wheel 19 is fixedly connected with the fixed shaft 16, the second placing wheel 20 is movably connected with a movable shaft 17, namely, the second placing wheel 20 can rotate relative to the movable shaft 17, the fixed shaft 16 rotates to drive the first placing wheel 19 to rotate so as to drive the crankshaft to rotate, and the water sprayed out from the water spraying branch pipe 31 can continuously wash the outer surface of the crankshaft, start fan 8 simultaneously and blow in into the row of material inslot with wind through blast pipe 9 and air-out cover 10 and accelerate quenching efficiency, after quenching, pulling pull rod 23 drives connecting rod 22 and removes and then drive loose axle 17 and remove in activity groove 25, and loose axle 17 removes when first placing wheel 19 and second place between the wheel 20 distance and be greater than the bent axle diameter, and the bent axle is followed row of material groove and is located to drop downwards to accomplish the collection in net frame 7.

Example two

Referring to fig. 4, on the basis of embodiment 1, although the quenching treatment can be performed well and the collection is convenient, the mesh frame 7 is not easy to be taken out from the quenching box 3, therefore, an extension plate 26 is connected to the upper end of the mesh frame 7, a wheel groove 28 is formed at the lower end of the extension plate 26, a rectangular groove 27 is formed at the corresponding position of the upper end of the support plate 5, and a rotating wheel 29 is arranged in the rectangular groove 27.

The front end of the quenching box 3 is provided with a rectangular through hole, so that the net frame 7 can be pulled out from the quenching box 3 like a drawer, the upper end of the rotating wheel 29 is clamped with the wheel groove 28, and the net frame 7 can be more conveniently and rapidly pulled out through the rotating wheel 29 to collect the crankshaft.

In conclusion, this guenching unit realizes the quenching function through setting up quenching case 3, rose box 11 and the cooperation of fan 8, the bent axle is placed on placing platform 6, carry out quenching treatment like the bent axle surface water spray through water spray branch pipe 31, through motor 21, fixed axle 16, loose axle 17, first place wheel 19 and second place the cooperation of wheel 20 and drive the bent axle and rotate, make water spray branch pipe 31 spun hydroenergy enough all-round evenly cover the bent axle surface, cooperate out the cold wind that air-out cover 10 blew out, make quenching treatment efficiency higher, quenching effect is better, the overall arrangement simple structure and convenient operation, cyclic utilization can be realized to the quenching treatment water, environmental protection is effectual, and the bent axle after the quenching treatment is convenient for collect, has stronger practicality.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A quenching device for water spray crankshaft machining comprises a bedplate (1), wherein supporting legs (2) are connected and arranged at the lower end of the bedplate (1), a quenching box (3) is arranged at the upper end of the bedplate (1), and the quenching device is characterized in that the quenching box (3) is of an upper end opening type structure, a placing table (6), a supporting plate (5) and a water tank (4) are sequentially arranged in an inner cavity of the quenching box (3) from top to bottom, the placing table (6) is arranged in the inner cavity of the quenching box (3) through a connecting plate (18), a material discharging groove is formed in the middle of the placing table (6), arc-shaped grooves and movable grooves (25) are respectively arranged at the upper part of the placing table (6) and at the front and rear positions of the material discharging groove, fixed shafts (16) and movable shafts (17) are respectively arranged in the arc-shaped grooves and the movable grooves, a plurality of first placing wheels (19) and second placing wheels (20) are respectively arranged on the fixed shafts (16) and the movable shafts (17), the middle of the movable shaft (17) is connected with one end of a connecting rod (22), the other end of the connecting rod (22) is connected with a pull rod (23), the left end of the placing table (6) is provided with a motor (21), the left end of the fixed shaft (16) is connected with an output shaft of the motor (21), a straight-through water pipe (30) is arranged in the placing table (6) and below the arc-shaped groove, one side of the straight-through water pipe (30) is communicated with one end of a plurality of water spraying branch pipes (31) which are arranged at equal intervals respectively, the other end of the water spraying branch pipes (31) is communicated with a discharging groove, a net frame (7) is arranged on the supporting plate (5), the upper end of the bedplate (1), the left side and the right side of the quenching box (3) are respectively provided with a filter box (11) and a fan (8), the upper end and the side end of the filter box (11) are respectively connected with the water tank (4) and the placing table (6) through a first water conveying pipe (12) and a second water conveying pipe (13), the quenching device is characterized in that a first water pump (14) and a second water pump (15) are respectively arranged on the first water pipe (12) and the second water pipe (13), the upper end of the fan (8) is connected with the lower end of the air supply pipe (9), the right end of the quenching box (3) is provided with an air outlet cover (10), and the other end of the air supply pipe (9) is connected with an air inlet end of the air outlet cover (10).

2. The quenching apparatus for water jet crankshaft machining according to claim 1, wherein the distance between the first placing wheel (19) and the second placing wheel (20) is less than the diameter length of the crankshaft, and the length and width of the discharge chute are greater than the length and width of the crankshaft.

3. The quenching device for water-jet crankshaft machining according to claim 2, wherein the right end of the second water pipe (13) is communicated with a through water pipe (30), and the length of the through water pipe (30) is consistent with that of the placing table (6).

4. The quenching device for water-jet crankshaft machining according to claim 2, characterized in that the installation height of the air-out cover (10) is consistent with the installation height of the placing table (6), and the air-out cover (10) and the discharge groove are on the same horizontal line.

5. The quenching device for water-jet crankshaft machining according to claim 1, wherein the connecting rod (22) is provided with a limiting plate (24).

6. The quenching device for water-jet crankshaft machining according to claim 1, wherein the upper end of the net frame (7) is connected with an extension plate (26), the lower end of the extension plate (26) is provided with a wheel groove (28), the corresponding position of the upper end of the support plate (5) is provided with a rectangular groove (27), and a rotating wheel (29) is arranged in the rectangular groove (27).