CN208594314U - The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity - Google Patents

The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity Download PDF

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Publication number
CN208594314U
CN208594314U CN201821043078.1U CN201821043078U CN208594314U CN 208594314 U CN208594314 U CN 208594314U CN 201821043078 U CN201821043078 U CN 201821043078U CN 208594314 U CN208594314 U CN 208594314U
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China
Prior art keywords
annular
drainage plate
inside groove
groove
quenching
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CN201821043078.1U
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Chinese (zh)
Inventor
张文
黄振建
赵建森
郭飞
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Nanjing High Speed Gear Manufacturing Co Ltd
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Nanjing High Speed Gear Manufacturing Co Ltd
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  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

The utility model discloses a kind of quenching unit uniformly cooled down by adjusting flow velocity to workpiece, including quenching tank body and hardening media, in which: a) quenching tank body includes outer groove and inside groove, and the device to quenching medium agitation is arranged in inside groove periphery;B) inside groove bottom is equipped with the annular drainage hood of the upward drainage plate of the horizontal drainage plate containing annular and annular;C) drainage plate is arranged concentrically upwards in annular drainage hood, their top is located in same level;D) horizontal drainage plate both corresponds to draft tube outlets and parallel with internal groove bottom in each annular drainage hood, and horizontal drainage plate corresponding with the upward drainage plate of outer ring is located at upper layer, and centrally located upward drainage plate is Chong Die with inside groove bottom.

Description

The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity
Technical field
The utility model relates to the quenching coolers during material heat treatment, especially a kind of by adjusting flow velocity pair The quenching unit that workpiece uniformly cools down is a corollary equipment in heat treatment, belongs to machinery field.
Background technique
Cooling is one of heat treatment process committed step, and the reasonability of quenching cooler design often determines that part is final Quenched quality.The quenching cooler for applying at present in Field of Heat-treatment there are flow field uniformities poor, fluid flow rate slowly with And flow velocity size it is uncontrollable the problems such as, this makes the part after heat treatment often occur cracking, deforms larger, mechanical property and aobvious The problems such as micro-assembly robot is unqualified.
Utility model content
The purpose of this utility model is that, flow field slow for quenching liquid flowing in current quenching tank be uneven and flow velocity A series of problems, such as size is uncontrollable provides a kind of quenching tank of adjustable quenching liquid circulating cooling degree.
Purpose of the utility model is realized as follows: a kind of fill the quenching that workpiece uniformly cools down by adjusting flow velocity It sets, including quenching tank body, has hardening media in quenching tank body, it is characterised in that:
A) quenching tank body includes outer groove and inside groove, and outer groove is lower than at the top of inside groove, is dipped in hardening media at the top of inside groove, Wherein, inside groove is cylindricality groove body, and three equally distributed devices to quenching medium agitation, agitation dress is at least arranged in inside groove periphery It sets including diversion pipe, the entrance of diversion pipe is equipped with the blade of variable-frequency motor driving lower than at the top of inside groove in diversion pipe, diversion pipe Outlet is located at the side wall of inside groove bottom;
B) in interior trench bottom at least provided with three annular drainage hoods, each annular drainage hood contains the horizontal drainage of annular Drainage plate passes through arc-shaped transition upwards for the upward drainage plate of plate and annular, horizontal drainage plate and annular;
C) drainage plate is arranged concentrically upwards in each annular drainage hood, and groove body bottom is had and is divided into corresponding annular groove, it Top be located in same level, in each annular drainage hood upwards the height at the top of drainage plate lower than inside groove actual height A quarter;
D) horizontal drainage plate both corresponds to draft tube outlets and parallel with internal groove bottom in each annular drainage hood, they by upper and Under be arranged successively, wherein horizontal drainage plate corresponding with the upward drainage plate of outer ring is located at upper layer, centrally located upward drainage plate It is Chong Die with inside groove bottom.
In the present invention: four equally distributed devices to quenching medium agitation are arranged in inside groove periphery.
In the present invention: in the annular drainage hood of inside groove, centrally located upward drainage plate is a bullet, He is annular straight up.
In the present invention: the outlet of diversion pipe is a horn mouth outside rectangle, and diversion pipe passes through outside rectangle horn mouth With inside groove bottom sidewall seamless interfacing, rectangle is opened outside to be set in horn mouth there are two the upright splitterr vanes in eight word arrangements, it Will export even partition.
In the present invention: the inner wall of inside groove is big in small two end section in intermediate cross-section, the trunnion knot formed by cambered surface Structure.
Utility model has the advantages that it is lower than outer groove at the top of inside groove since quenching tank body includes outer groove and inside groove, Hardening media is dipped at the top of inside groove, wherein inside groove is cylindricality groove body, inside groove periphery be at least arranged three it is equally distributed to quenching The device of medium agitation, agitating device include diversion pipe, and the entrance of diversion pipe drives in diversion pipe equipped with motor lower than at the top of inside groove Dynamic blade, the outlet of diversion pipe are located at the side wall of inside groove bottom, can enter inside groove by bottom with the hardening media in outer groove and follow Ring radiates to workpiece, the speed that can be circulated according to adjusting is sought especially under the control of variable-frequency motor.Due in inside groove Contain the horizontal drainage plate of annular and drawing upwards for annular at least provided with three annular drainage hoods, each annular drainage hood in bottom The outlet that drainage plate passes through arc-shaped transition, especially diversion pipe upwards of flowing plate, horizontal drainage plate and annular is a loudspeaker outside rectangle Mouthful, diversion pipe passes through rectangle horn mouth and inside groove bottom sidewall seamless interfacing outside, opens outside rectangle straight there are two setting in horn mouth The vertical splitterr vanes in eight word arrangements, they will export even partition, these measures would be even more beneficial to make quenching into inside groove Fiery homogeneous media is distributed in an opposite plane of inside groove bottom.Since drainage plate upward in each drainage hood is arranged concentrically, and Groove body bottom is had and is divided into corresponding annular groove, their top is located in same level, especially they top it is not high In a quarter of interior groove height, it can be ensured that there is sufficiently large workspace in inside groove.Since the inner wall of inside groove is in intermediate cross-section Small two end section is big, the throat tubular construction formed by cambered surface, can make to accelerate by the flow velocity of hard heat treatment medium.
The utility model is compact-sized, easy to maintain.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the volume rendering effect of the utility model.
Fig. 2 is A-A profile structure diagram in Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the utility model diversion pipe and inside groove bottom sidewall seamless interfacing, horn structure schematic diagram outside rectangle.
Fig. 5 is centrally located annular drainage hood structural schematic diagram.
Fig. 6 is other annular drainage hood structural schematic diagrams.
In figure: 1, outer groove, 2, inside groove, 3, blade, 4, diversion pipe, 5, annular drainage hood, 6, horizontal drainage plate, 7, draw upwards Flowing plate, 8, horn mouth outside rectangle, 9, splitterr vanes.
Specific embodiment
Attached drawing discloses the specific structure of the utility model embodiment without limitation, practical new to this with reference to the accompanying drawing Type is further described.
By Fig. 1 and Fig. 2 as it can be seen that the utility model includes quenching tank body, there is hardening media in quenching tank body, quench Colling bath for quenching body includes outer groove 1 and inside groove 2, and outer groove 1 is lower than at the top of inside groove 2, and hardening media is dipped at the top of inside groove 2, and inside groove 2 is column Three equally distributed devices to quenching medium agitation are at least arranged in shape groove body, 2 periphery of inside groove, and agitating device includes diversion pipe 4, the entrance of diversion pipe 4 is lower than 2 top of inside groove, and the blade 3 of variable-frequency motor driving, the outlet position of diversion pipe 3 are equipped in diversion pipe 4 Side wall in 2 bottom of inside groove.
In 2 bottom of inside groove at least provided with three annular drainage hoods 5, horizontal drainage of each annular drainage hood 5 containing annular The upward drainage plate 7 of plate 6 and annular, drainage plate 7 passes through arc-shaped transition to horizontal drainage plate 6 upwards with annular.Each annular drainage hood 5 In upwards drainage plate 7 be arranged concentrically, and groove body bottom is had and is divided into corresponding annular groove, their top is located at same level On.Horizontal drainage plate 6 both corresponds to draft tube outlets in each annular drainage hood 5, and parallel with 2 bottom of inside groove, they are from top to bottom It is arranged successively, wherein horizontal drainage plate 6 corresponding with the upward drainage plate 7 of outer ring is located at upper layer, centrally located upward drainage plate 7 is Chong Die with 2 bottom of inside groove.
When it is implemented, the height at 7 top of drainage plate is lower than the four of 2 actual height of inside groove upwards in each annular drainage hood 5 / mono-.
By Fig. 3 and Fig. 4 as it can be seen that in the present embodiment, 2 periphery of inside groove setting four is equally distributed to quenching medium agitation Device.The outlet of diversion pipe 3 is a horn mouth 8 outside rectangle, and diversion pipe 3 passes through outside rectangle horn mouth 8 and 2 bottom side of inside groove Wall seamless docking, rectangle is opened outside to be set in horn mouth 8 there are two the upright splitterr vanes 9 in eight word arrangements, they will be exported Even segmentation.
As seen from Figure 5, in the annular drainage hood of inside groove 2, centrally located upward drainage plate 7 is a bullet.
As seen from Figure 6, in addition to centrally located upward drainage plate 7, other are annular straight up.
In the schematic diagram described in Fig. 1-Fig. 4, the utility model relates to 2 inner wall of inside groove be in the small both ends in intermediate cross-section cut Face is big, the throat tubular construction formed by cambered surface.

Claims (6)

1. a kind of quenching unit uniformly cooled down by adjusting flow velocity to workpiece, including quenching tank body, quenching tank body Inside there is hardening media, it is characterised in that:
A) quenching tank body includes outer groove and inside groove, and outer groove is lower than at the top of inside groove, is dipped in hardening media at the top of inside groove, wherein Inside groove is cylindricality groove body, and three equally distributed devices to quenching medium agitation, agitating device packet is at least arranged in inside groove periphery Diversion pipe is included, the entrance of diversion pipe is equipped with the blade of variable-frequency motor driving, the outlet of diversion pipe lower than at the top of inside groove in diversion pipe Side wall positioned inside groove bottom;
B) in interior trench bottom at least provided with three annular drainage hoods, each annular drainage hood contain annular horizontal drainage plate and Drainage plate passes through arc-shaped transition upwards for the upward drainage plate of annular, horizontal drainage plate and annular;
C) drainage plate is arranged concentrically upwards in each annular drainage hood, and groove body bottom is had and is divided into corresponding annular groove, they Top is located in same level;
D) horizontal drainage plate both corresponds to draft tube outlets and parallel with internal groove bottom in each annular drainage hood, they from top to bottom according to Secondary arrangement, wherein horizontal drainage plate corresponding with the upward drainage plate of outer ring is located at upper layer, centrally located upward drainage plate with it is interior Trench bottom overlapping.
2. the quenching unit according to claim 1 uniformly cooled down by adjusting flow velocity to workpiece, it is characterised in that: inside groove Four equally distributed devices to quenching medium agitation are arranged in periphery.
3. the quenching unit according to claim 1 uniformly cooled down by adjusting flow velocity to workpiece, it is characterised in that: inside In the annular drainage hood of slot, centrally located upward drainage plate is a bullet, other are annular straight up.
4. the quenching unit according to claim 1 uniformly cooled down by adjusting flow velocity to workpiece, it is characterised in that: water conservancy diversion The outlet of pipe is a horn mouth outside rectangle, and diversion pipe passes through outside rectangle horn mouth and inside groove bottom sidewall seamless interfacing, rectangle It sets in outer horn mouth there are two the upright splitterr vanes in eight word arrangements, they will export even partition.
5. the quenching unit according to claim 1 uniformly cooled down by adjusting flow velocity to workpiece, it is characterised in that: each ring Height in shape drainage hood at the top of upward drainage plate is lower than a quarter of inside groove actual height.
6. the quenching unit uniformly cooled down by adjusting flow velocity to workpiece described in one of -5 according to claim 1, feature exist In: the inner wall of inside groove is big in small two end section in intermediate cross-section, the throat tubular construction formed by cambered surface.
CN201821043078.1U 2018-06-29 2018-06-29 The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity Active CN208594314U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821043078.1U CN208594314U (en) 2018-06-29 2018-06-29 The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity

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Application Number Priority Date Filing Date Title
CN201821043078.1U CN208594314U (en) 2018-06-29 2018-06-29 The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity

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CN208594314U true CN208594314U (en) 2019-03-12

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108588364A (en) * 2018-06-29 2018-09-28 南京高速齿轮制造有限公司 The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity
CN111074059A (en) * 2019-11-25 2020-04-28 贵阳安大宇航材料工程有限公司 Circulating water pool for cooling treatment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108588364A (en) * 2018-06-29 2018-09-28 南京高速齿轮制造有限公司 The quenching unit that workpiece is uniformly cooled down by adjusting flow velocity
CN108588364B (en) * 2018-06-29 2024-03-22 南京高速齿轮制造有限公司 Quenching device for uniformly cooling workpiece by adjusting flow velocity
CN111074059A (en) * 2019-11-25 2020-04-28 贵阳安大宇航材料工程有限公司 Circulating water pool for cooling treatment

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Effective date of registration: 20190930

Address after: No. 30 Houjiao Road, Jiangning District, Nanjing, Jiangsu Province, 210000 (Jiangning High-tech Park)

Co-patentee after: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd.

Patentee after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd.

Address before: 211100, No. 1 East Tianyuan Road, Jiangning District, Jiangsu, Nanjing

Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200515

Address after: No. 30 Houjiao Road, Jiangning District, Nanjing, Jiangsu Province, 210000 (Jiangning High-tech Park)

Patentee after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd.

Address before: No. 30 Houjiao Road, Jiangning District, Nanjing, Jiangsu Province, 210000 (Jiangning High-tech Park)

Co-patentee before: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd.

Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd.

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Effective date of registration: 20230207

Granted publication date: 20190312

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Date of cancellation: 20230327

Granted publication date: 20190312