CN110586846A - Temperature-controlled cooling process and equipment for forge piece - Google Patents
Temperature-controlled cooling process and equipment for forge piece Download PDFInfo
- Publication number
- CN110586846A CN110586846A CN201910884437.9A CN201910884437A CN110586846A CN 110586846 A CN110586846 A CN 110586846A CN 201910884437 A CN201910884437 A CN 201910884437A CN 110586846 A CN110586846 A CN 110586846A
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- temperature
- forged piece
- cooling
- air
- piece
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- 238000001816 cooling Methods 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000005242 forging Methods 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 abstract description 13
- 239000013078 crystal Substances 0.000 abstract description 5
- 239000007921 spray Substances 0.000 description 3
- 241000519995 Stachys sylvatica Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention discloses a temperature-controlled cooling process and equipment for a forge piece, which relate to the technical field of forge piece processing, and comprise the following steps: (1) taking out the forged piece subjected to finish forging and placing the forged piece on a mesh belt; (2) carrying out primary cooling treatment on the forging to be treated by an air blower; (3) turning the forged piece processed in the step (2), and performing secondary cooling treatment; (4) and (4) taking out the forged piece subjected to the temperature-controlled cooling treatment in the step (3) from the mesh belt, and placing the forged piece in the air to naturally cool the forged piece to a normal temperature state to obtain a finished forged piece. The invention adopts the temperature-controlled cooling process, does not need secondary heating and saves the cost; the internal structure and the crystal grains of the forge piece are directly cooled under the condition of crushing through forging, the crystal grains are prevented from growing up due to secondary heating, the metallographic phase and the grain size are more uniform than those of normal heat treatment, and the mechanical property of the forge piece is higher than that of the normal heat treatment.
Description
Technical Field
The invention relates to the technical field of processing of forgings, in particular to a temperature-controlled cooling process and equipment for forgings.
Background
A forging is a workpiece or a blank obtained by forging and deforming a metal blank. After the forging of the forge piece, heat treatment is needed, the stress is eliminated by the heat treatment, white spots of the forge piece are prevented, and the uniformity of chemical components is improved. The heat treatment usually needs secondary heating, so that the resource consumption is increased and the production cost is high; and the secondary heating causes the crystal grains to grow up, and the mechanical property of the forging piece is reduced.
Disclosure of Invention
The invention aims to solve the problems and provide a forging temperature-control cooling process and equipment.
The invention realizes the purpose through the following technical scheme:
the invention provides a temperature-controlled cooling process for a forge piece, which comprises the following steps:
(1) taking out the forged piece subjected to finish forging and placing the forged piece on a mesh belt;
(2) carrying out primary cooling treatment on the forging to be treated by an air blower;
(3) turning the forged piece processed in the step (2), and performing secondary cooling treatment;
(4) and (4) taking out the forged piece subjected to the temperature-controlled cooling treatment in the step (3) from the mesh belt, and placing the forged piece in the air to naturally cool the forged piece to a normal temperature state to obtain a finished forged piece.
Preferably, the cooling speed in the step (2) is 9-12 degrees/second, and the cooling time is 40-50 seconds.
Preferably, the cooling speed in the step (3) is 3-5 degrees/second, and the cooling time is 22-26 seconds.
The invention also provides equipment for the temperature-controlled cooling process of the forge piece, which comprises a rack, wherein one end of the rack is provided with a driving wheel, the other end of the rack is provided with a driven wheel, one side of the driving wheel is provided with a motor, the driving wheel is connected with the motor through a belt, a mesh belt is arranged between the driving wheel and the driven wheel, an air-cooling cover is arranged right above the mesh belt, through holes are machined in the top of the air-cooling cover and are distributed at equal intervals, two sides of the rack are provided with hydraulic cylinders, the hydraulic cylinders are provided with telescopic rods, two sides of the air-cooling cover are provided with support rods corresponding to the positions of the telescopic rods, the telescopic rods are fixedly connected with the support rods, two sides of the rack are provided with air blowers which are.
Preferably, the telescopic rod can be stretched to a height of 0-30 cm.
Preferably, the air-cooled cover is approximately in a quadrangular frustum pyramid shape.
Preferably, an air-cooled frequency modulation switch is arranged at one end, close to the driving wheel, of the air-cooled cover, and a mesh belt frequency modulation switch is arranged at one end, close to the driving wheel, of the rack.
The invention has the beneficial effects that: the invention adopts the temperature-controlled cooling process, does not need secondary heating and saves the cost; the internal structure and the crystal grains of the forge piece are directly cooled under the condition of crushing through forging, the crystal grains are prevented from growing up due to secondary heating, the metallographic phase and the grain size are more uniform than those of normal heat treatment, and the mechanical property of the forge piece is higher than that of the normal heat treatment; the air cooling speed can be adjusted by the equipment, and the air cooling efficiency is high; the distance between the air cooling cover and the forged piece can be adjusted, so that different air cooling requirements are met; the equipment structure is simple, and the maintenance cost is low.
Drawings
FIG. 1 is a front view of the apparatus of the present invention.
Wherein: 1. an air-cooled cover; 2. an air-cooled frequency modulation switch; 3. a spray head; 4. a pipeline; 5. a support bar; 6. a mesh belt; 7. a driven wheel; 8. a telescopic rod; 9. a hydraulic cylinder; 10. a blower; 11. a frame; 12. mesh belt frequency modulation switch; 13. a driving wheel.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in figure 1, the equipment for the temperature-controlled cooling process of the forge piece comprises a frame 11, wherein one end of the frame 11 is provided with a driving wheel 13, and the other end of the frame 11 is provided with a driven wheel 7. One side of the driving wheel 13 is provided with a motor, and the driving wheel 13 is connected with the motor through a belt. A mesh belt 6 is arranged between the driving wheel 13 and the driven wheel 7. An air cooling cover 1 is arranged right above the mesh belt 6, and the air cooling cover 1 is approximately in a quadrangular frustum pyramid shape. Through holes are processed at the top of the air cooling cover 1 and are distributed at equal intervals. And hydraulic cylinders 9 are arranged on two sides of the frame 11. The hydraulic cylinder 9 is provided with a telescopic rod 8, and the telescopic rod 8 can be stretched to a height of 0-30 cm. The positions of the two sides of the air cooling cover 1 corresponding to the telescopic rods 8 are provided with supporting rods 5, and the telescopic rods 8 are fixedly connected with the supporting rods 5. The two sides of the frame 11 are provided with air blowers 10, and the air blowers 10 are sequentially and alternately distributed on the two sides of the frame 11. The air blower 10 is connected with a pipeline 4, the other end of the pipeline 4 is provided with a spray head 3, and the spray head 3 extends into the through hole of the air cooling cover 1 and is fixedly connected with the air cooling cover 1. An air-cooled frequency modulation switch 2 is arranged at one end of the air-cooled cover 1 close to the driving wheel 13, and the air-cooled frequency modulation switch 2 adjusts the air output of the air blower 10. One end of the frame 11 close to the driving wheel 13 is provided with a mesh belt frequency modulation switch 12, and the mesh belt frequency modulation switch 12 adjusts the rotating speed of the motor. When the forging cooling device works, a forging to be subjected to temperature control and cooling treatment is placed on the mesh belt 6 at one end of the driving wheel 13, the mesh belt 6 is controlled to run through the mesh belt frequency modulation switch 12, the air cooling speed is controlled through the air cooling frequency modulation switch 2, and finally the forging subjected to temperature reduction treatment is taken out of the mesh belt 6 at one end of the driven wheel 7.
Example 1
A temperature-controlled cooling process for a forge piece comprises the following steps: (1) taking out the forged piece subjected to finish forging and placing the forged piece on a mesh belt; (2) carrying out primary cooling treatment on the forging to be treated by an air blower, wherein the cooling speed is 9 ℃ per second, and the cooling time is 40 seconds; (3) turning the forged piece processed in the step (2), and performing secondary cooling treatment, wherein the cooling speed is 3 ℃ per second, and the cooling time is 22 seconds; (4) and (4) taking out the forged piece subjected to the temperature-controlled cooling treatment in the step (3) from the mesh belt, and placing the forged piece in the air to naturally cool the forged piece to a normal temperature state to obtain a finished forged piece.
Example 2
A temperature-controlled cooling process for a forge piece comprises the following steps: (1) taking out the forged piece subjected to finish forging and placing the forged piece on a mesh belt; (2) carrying out primary cooling treatment on the forging to be treated by an air blower, wherein the cooling speed is 11 ℃ per second, and the cooling time is 44 seconds; (3) turning the forged piece processed in the step (2), and performing secondary cooling treatment, wherein the cooling speed is 4 ℃ per second, and the cooling time is 24 seconds; (4) and (4) taking out the forged piece subjected to the temperature-controlled cooling treatment in the step (3) from the mesh belt, and placing the forged piece in the air to naturally cool the forged piece to a normal temperature state to obtain a finished forged piece.
Example 3
A temperature-controlled cooling process for a forge piece comprises the following steps: (1) taking out the forged piece subjected to finish forging and placing the forged piece on a mesh belt; (2) carrying out primary cooling treatment on the forging to be treated by an air blower, wherein the cooling speed is 12 ℃ per second, and the cooling time is 50 seconds; (3) turning the forged piece processed in the step (2), and performing secondary cooling treatment, wherein the cooling speed is 5 ℃ per second, and the cooling time is 26 seconds; (4) and (4) taking out the forged piece subjected to the temperature-controlled cooling treatment in the step (3) from the mesh belt, and placing the forged piece in the air to naturally cool the forged piece to a normal temperature state to obtain a finished forged piece.
The above are only preferred embodiments of the present invention, and do not limit the scope of the claims of the present invention. Those skilled in the art will appreciate that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention. The scope of the invention is defined by the claims and their equivalents.
Claims (7)
1. A temperature-controlled cooling process for a forge piece is characterized by comprising the following steps: the temperature-controlled cooling process comprises the following steps:
(1) taking out the forged piece subjected to finish forging and placing the forged piece on a mesh belt;
(2) carrying out primary cooling treatment on the forging to be treated by an air blower;
(3) turning the forged piece processed in the step (2), and performing secondary cooling treatment;
(4) and (4) taking out the forged piece subjected to the temperature-controlled cooling treatment in the step (3) from the mesh belt, and placing the forged piece in the air to naturally cool the forged piece to a normal temperature state to obtain a finished forged piece.
2. The temperature-controlled cooling process for the forged piece according to claim 1, characterized in that: and (3) in the step (2), the cooling speed is 9-12 degrees/second, and the cooling time is 40-50 seconds.
3. The temperature-controlled cooling process for the forged piece according to claim 1, characterized in that: and (4) in the step (3), the cooling speed is 3-5 degrees/second, and the cooling time is 22-26 seconds.
4. An apparatus for the temperature controlled cooling process of the forging of claim 1, comprising a frame, wherein: frame one end is equipped with the action wheel, the frame other end is equipped with from the driving wheel, action wheel one side is equipped with the motor, the action wheel is connected through the belt with the motor, the action wheel with from being equipped with the guipure between the driving wheel, be equipped with the forced air cooling lid directly over the guipure, the processing of forced air cooling caping portion has the through-hole, equidistant distribution of through-hole, the frame both sides are equipped with the pneumatic cylinder, be equipped with the telescopic link on the pneumatic cylinder, forced air cooling lid both sides correspond the telescopic link position and are equipped with the bracing piece, telescopic link and bracing piece fixed connection, the frame both sides are equipped with the air-blower, the air-blower is in proper order alternate.
5. The apparatus of claim 4 for temperature controlled cooling of forgings, wherein: the telescopic rod can be stretched out and drawn back and is highly 0 ~ 30 centimetres.
6. The apparatus of claim 4 for temperature controlled cooling of forgings, wherein: the air cooling cover is approximately in a quadrangular frustum pyramid shape.
7. The apparatus of claim 4 for temperature controlled cooling of forgings, wherein: an air-cooled frequency modulation switch is arranged at one end, close to the driving wheel, of the air-cooled cover, and a mesh belt frequency modulation switch is arranged at one end, close to the driving wheel, of the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910884437.9A CN110586846A (en) | 2019-09-19 | 2019-09-19 | Temperature-controlled cooling process and equipment for forge piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910884437.9A CN110586846A (en) | 2019-09-19 | 2019-09-19 | Temperature-controlled cooling process and equipment for forge piece |
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| Publication Number | Publication Date |
|---|---|
| CN110586846A true CN110586846A (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910884437.9A Pending CN110586846A (en) | 2019-09-19 | 2019-09-19 | Temperature-controlled cooling process and equipment for forge piece |
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| CN (1) | CN110586846A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439854A (en) * | 2020-10-30 | 2021-03-05 | 中国第二重型机械集团德阳万航模锻有限责任公司 | Heating method before forging for large-scale thin plate arc-shaped forge piece |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202175428U (en) * | 2011-05-11 | 2012-03-28 | 浙江金环轴承有限公司 | Cooling device for bearing forging |
| CN102676755A (en) * | 2012-05-04 | 2012-09-19 | 湖北三环锻造有限公司 | Hardening and tempering thermal treatment automatic production line of steel die forging |
| CN203599443U (en) * | 2013-12-03 | 2014-05-21 | 福州金锻工业有限公司 | High-temperature forge piece temperature control cold treatment device |
| CN206843554U (en) * | 2017-06-21 | 2018-01-05 | 马鞍山市恒久特材有限公司 | A kind of intelligent controlling device of hypereutectoid steel spheroidizing |
| CN108004387A (en) * | 2017-12-29 | 2018-05-08 | 哈尔滨轴承集团公司 | Bearing ring forges water cooling refining machine |
| CN207646255U (en) * | 2017-12-29 | 2018-07-24 | 哈尔滨轴承集团公司 | Bearing ring forges water cooling refining machine |
| CN109234502A (en) * | 2018-11-09 | 2019-01-18 | 平湖市法埃斯铝制品有限公司 | A kind of air-blast quenching cooling device of aluminum profile |
| CN210877375U (en) * | 2019-09-19 | 2020-06-30 | 温州三连汽车零部件有限公司 | Equipment for temperature-controlled cooling process of forge piece |
-
2019
- 2019-09-19 CN CN201910884437.9A patent/CN110586846A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202175428U (en) * | 2011-05-11 | 2012-03-28 | 浙江金环轴承有限公司 | Cooling device for bearing forging |
| CN102676755A (en) * | 2012-05-04 | 2012-09-19 | 湖北三环锻造有限公司 | Hardening and tempering thermal treatment automatic production line of steel die forging |
| CN203599443U (en) * | 2013-12-03 | 2014-05-21 | 福州金锻工业有限公司 | High-temperature forge piece temperature control cold treatment device |
| CN206843554U (en) * | 2017-06-21 | 2018-01-05 | 马鞍山市恒久特材有限公司 | A kind of intelligent controlling device of hypereutectoid steel spheroidizing |
| CN108004387A (en) * | 2017-12-29 | 2018-05-08 | 哈尔滨轴承集团公司 | Bearing ring forges water cooling refining machine |
| CN207646255U (en) * | 2017-12-29 | 2018-07-24 | 哈尔滨轴承集团公司 | Bearing ring forges water cooling refining machine |
| CN109234502A (en) * | 2018-11-09 | 2019-01-18 | 平湖市法埃斯铝制品有限公司 | A kind of air-blast quenching cooling device of aluminum profile |
| CN210877375U (en) * | 2019-09-19 | 2020-06-30 | 温州三连汽车零部件有限公司 | Equipment for temperature-controlled cooling process of forge piece |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439854A (en) * | 2020-10-30 | 2021-03-05 | 中国第二重型机械集团德阳万航模锻有限责任公司 | Heating method before forging for large-scale thin plate arc-shaped forge piece |
| CN112439854B (en) * | 2020-10-30 | 2022-10-25 | 中国第二重型机械集团德阳万航模锻有限责任公司 | Heating method before forging for large-scale thin plate arc-shaped forge piece |
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