CN210966834U - Device for keeping surface temperature of forge piece in forge piece forging process - Google Patents
Device for keeping surface temperature of forge piece in forge piece forging process Download PDFInfo
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- CN210966834U CN210966834U CN201922007423.7U CN201922007423U CN210966834U CN 210966834 U CN210966834 U CN 210966834U CN 201922007423 U CN201922007423 U CN 201922007423U CN 210966834 U CN210966834 U CN 210966834U
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Abstract
The utility model relates to an automobile-used forging technical field just discloses a keep device of forging process forging surface temperature, which comprises a housin, the inside swing joint of casing has the forging hammer, the right side fixedly connected with release chamber of casing, the heating pipe has been seted up to the inside of forging hammer, the right side fixedly connected with outlet duct of release chamber, left side connecting pipe and breathing pipe have been seted up to the inside of casing, the bottom fixedly connected with workstation of outlet duct, right side the inside fixedly connected with valve body of casing, the left side of forging hammer and the inside fixedly connected with piston plate that is located the casing. The forging hammer and the workbench can be kept at a higher temperature by continuously heating the forging hammer and the workbench through high-temperature carbon dioxide gas, the phenomenon that the mechanical property is changed and cracks are generated due to uneven heating of the contact surfaces of the forging hammer and the workbench during the forging processing is avoided, and the stability of the overall mechanical property during the forging processing is improved.
Description
Technical Field
The utility model relates to an automobile-used forging technical field specifically is a keep device that forging process forging surface temperature was forged to forging.
Background
A forging is a workpiece or a blank obtained by forging and deforming a metal blank. The mechanical properties of the metal blank can be changed by applying pressure to the metal blank to generate plastic deformation. The forging is divided into cold forging and hot forging according to the temperature of the blank during processing. Cold forging is generally conducted at room temperature, and hot forging is conducted at a temperature higher than the recrystallization temperature of the metal ingot.
When the large-scale automobile-used forging forges, when the forging contacted with the forging hammer and the workstation of forging device, if the temperature of forging hammer and workstation was crossed lowly, can lead to the forging to cool off with forging hammer and workstation contact surface fast, made the forging core too big with the top layer difference in temperature, caused the internal stress too big, easily leaded to producing the crackle, simultaneously because the local difference in temperature of forging is big, made the local mechanical properties difference grow of forging, and then influenced the performance of forging.
Disclosure of Invention
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a keep device of forging course of working forging surface temperature possesses the advantage that keeps forging course of working forging surface temperature, has solved the forging and has added the problem that contact surface inhomogeneous results in mechanical properties to change and produce the crackle man-hour with the heating.
Technical scheme
For the above-mentioned purpose that keeps forging process forging surface temperature of forging, the utility model provides a following technical scheme: a device for keeping the surface temperature of a forged piece in the forging process of the forged piece comprises a shell, wherein a forging hammer is movably connected inside the shell, a release chamber is fixedly connected on the right side of the shell, a heating pipe is arranged inside the forging hammer, an air outlet pipe is fixedly connected on the right side of the release chamber, a connecting pipe and an air suction pipe are arranged inside the shell on the left side, a workbench is fixedly connected at the bottom of the air outlet pipe, a valve body is fixedly connected inside the shell on the right side, a piston plate is fixedly connected inside the shell on the left side of the forging hammer, an elastic spring is fixedly connected inside the connecting pipe on the right side, a sliding plate is fixedly connected at the top of the elastic spring, a rack is fixedly connected on the left side of the sliding plate, a power chamber is fixedly connected inside the air suction pipe and on the left side of the rack, a limiting, the inside fixedly connected with pressure spring of valve body, pressure spring left side fixedly connected with fly leaf, the inside fixedly connected with pivot of power house, the outside swing joint of pivot has gear and fan, the inside fixedly connected with of release chamber holds the power spring, hold the top fixedly connected with pressure plate of power spring.
Preferably, a piston chamber is formed in the left side of the forging hammer and inside the left side shell, and the piston chamber is communicated with the connecting pipe and the heating pipe.
Preferably, the left opening end of the heating pipe is located below the piston plate, the right opening end of the heating pipe is located inside the shell and located on the right side of the forging hammer, a diversion chamber is formed in the shell on the right side, and the right opening end of the heating pipe is communicated with the diversion chamber.
Preferably, the rack is engaged with the gear, so that the rack drives the gear to rotate.
Preferably, the fan is meshed with the gear in a one-way mode, the gear rotates anticlockwise to drive the fan to rotate, and the gear rotates clockwise to not influence the fan.
Preferably, the left side fixedly connected with breathing pipe of workstation, breathing pipe and outlet duct correspond from left to right, make high temperature carbon dioxide gas directly get into in the breathing pipe after the outlet duct sprays, have improved high temperature carbon dioxide gas recovery efficiency.
Preferably, the pressure plate is provided with an opening inside, so that the gas in the upper cavity of the pressure plate enters the gas outlet pipe through the opening.
Advantageous effects
Compared with the prior art, the utility model provides a keep device of forging process forging surface temperature possesses following beneficial effect:
1. this keep device of forging process forging surface temperature through the continuous heating of high temperature carbon dioxide gas to forging hammer and workstation, makes forging hammer and workstation can keep higher temperature, avoids the forging to add man-hour and is heated inhomogeneously with the contact surface of forging hammer and workstation and lead to mechanical properties to change and produce the crackle, has improved the stability of the whole mechanical properties during forging man-hour.
2. This keep device of forging process forging surface temperature can obstruct forging and air contact through the carbon dioxide gas who sprays simultaneously on the workstation, prevents that water and oxygen in the air from to the oxidation corrosion on forging surface, has improved the performance of forging, and the higher temperature of high temperature carbon dioxide gas reduces the reduction rate of forging when adding the surface temperature man-hour, avoids the forging to add the influence that the quick cooling of surface produced forging performance man-hour.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the housing structure of the present invention;
FIG. 3 is a schematic view of the air inlet structure of the present invention;
FIG. 4 is a schematic structural view of the power chamber of the present invention;
fig. 5 is a schematic view of the valve body structure of the present invention.
In the figure: the device comprises a shell 1, a forging hammer 2, a release chamber 3, a heating pipe 4, an air outlet pipe 5, an air suction pipe 6, a connecting pipe 7, a workbench 8, a valve body 9, a piston plate 10, an elastic spring 11, a sliding plate 12, a power chamber 13, a rack 14, a diversion groove 15, a limiting block 16, a pressure spring 17, a movable plate 18, a rotating shaft 19, a gear 20, a fan 21, a force accumulation spring 22 and a pressure plate 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, a device for maintaining the surface temperature of a forged part during the forging process of the forged part comprises a shell 1, a forging hammer 2 is movably connected inside the shell 1, a piston chamber is arranged inside the shell 1 on the left side of the forging hammer 2 and communicated with a connecting pipe 7 and a heating pipe 4, a release chamber 3 is fixedly connected on the right side of the shell 1, the heating pipe 4 is arranged inside the forging hammer 2, an air outlet pipe 5 is fixedly connected on the right side of the release chamber 3, the connecting pipe 7 and an air suction pipe 6 are arranged inside the shell 1 on the left side, a workbench 8 is fixedly connected at the bottom of the air outlet pipe 5, the forging hammer 2 and the workbench 8 can be kept at a high temperature by continuously heating the forging hammer 2 and the workbench 8 through high-temperature carbon dioxide gas, and mechanical property changes and cracks caused by uneven heating of the contact surfaces of the forging hammer 2 and the workbench 8, the stability of whole mechanical properties during forging processing has been improved, and the left side fixedly connected with breathing pipe 6 of workstation 8, breathing pipe 6 correspond with 5 the left and right sides of outlet duct, make high temperature carbon dioxide gas from 5 direct entering breathing pipe 6 of back injection of outlet duct in, improved high temperature carbon dioxide gas recovery efficiency.
The inside of the right side shell 1 is fixedly connected with a valve body 9, the left side of the forging hammer 2 and the inside of the shell 1 are fixedly connected with a piston plate 10, the left side opening end of a heating pipe 4 is positioned below the piston plate 10, the inside of the right side shell 1 and the right side of the forging hammer 2 are provided with a diversion chamber, the right side opening end of the heating pipe 4 is communicated with the diversion chamber, the inside of a right side connecting pipe 7 is fixedly connected with an elastic spring 11, the top of the elastic spring 11 is fixedly connected with a sliding plate 12, the left side of the sliding plate 12 is fixedly connected with a rack 14, the inside of the air suction pipe 6 and the left side of the rack 14 are fixedly connected with a power chamber 13, the right side of the connecting pipe 7 and the right side of the elastic spring 11 is provided with a limiting block 16 and a diversion groove 15, the inside of the valve body 9 is fixedly, the outside swing joint of pivot 19 has gear 20 and fan 21, fan 21 and the one-way meshing of gear 20, it is rotatory to drive fan 21 when making gear 20 anticlockwise rotation, do not exert an influence to fan 21 when gear 20 clockwise rotation, rack 14 and the meshing of gear 20, it is rotatory to make rack 14 drive gear 20, the inside fixedly connected with of release chamber 3 holds power spring 22, the top fixedly connected with pressure plate 23 of holding power spring 22, the trompil has been seted up to the inside of pressure plate 23, make the gas in the upper chamber of pressure plate 23 enter into in the outlet duct 5 through the trompil.
The working principle is as follows: in the heating process of a forge piece, a large amount of carbon dioxide gas can be generated by fuel combustion, the temperature of the discharged carbon dioxide gas can reach 500-600 ℃, the forging hammer 2 and the workbench 8 can be heated by the high-temperature carbon dioxide gas generated in the combustion furnace to realize reasonable utilization of heat in the carbon dioxide, when the forging hammer 2 moves upwards, the forging hammer 2 drives the piston plate 10 to move upwards, the pressure of the lower cavity of the piston plate 10 is reduced, the air pressure of the high-temperature carbon dioxide gas in the connecting pipe 7 is greater than that of the lower cavity of the piston plate 10, the high-temperature carbon dioxide gas in the connecting pipe 7 moves downwards and pushes the sliding plate 12 to move downwards, the connecting pipe 7 is communicated with the diversion trench 15, the carbon dioxide gas in the connecting pipe 7 enters the lower cavity of the piston plate 10, when the forging hammer 2 drives the piston plate 10 to move downwards, the air pressure of the lower cavity of the piston plate 10 is increased, and the gas in the lower cavity of the piston plate 10, when the high-temperature carbon dioxide gas flows through the heating pipe 4, heat exchange occurs with the hammer 2, and the temperature of the hammer 2 is maintained in a stable state.
In order to prevent the backflow of the carbon dioxide gas, through the cooperation of the sliding plate 12 disposed in the connection pipe 7 and the elastic spring 11, when the gas flows back from the piston plate 10 to the connection pipe 7, the backflow gas pushes the sliding plate 12 to move upward, so that the channels of the diversion trench 15 and the connection pipe 7 are closed, the gas is prevented from flowing from the lower cavity of the piston plate 10 to the connection pipe 7, and simultaneously, through the valve body 9 disposed at the right side, the high-temperature carbon dioxide gas flows into the release chamber 3 under the pressure of the piston plate 10.
The carbon dioxide gas enters the release chamber 3 and then pushes the pressure plate 23 to move downwards, and drives the power storage spring 22 to move downwards, so that the power storage spring 22 contracts to store power, meanwhile, the high-temperature gas enters the air outlet pipe 5 through the opening formed in the power storage spring 22 and is sprayed onto the workbench 8, so that the surface of the workbench 8 keeps at a higher temperature under the action of the high-temperature gas, meanwhile, the carbon dioxide gas sprayed onto the workbench 8 can obstruct the contact between the forge piece and air, the water and oxygen in the air are prevented from oxidizing and corroding the surface of the forge piece, the performance of the forge piece is improved, the higher temperature of the high-temperature carbon dioxide gas is reduced, the reduction speed of the surface temperature of the forge piece during machining is reduced, and the influence of the rapid surface cooling on the performance of the forge piece during machining is.
In order to keep the forging hammer 2 in processing the forging, high-temperature carbon dioxide gas continuously sprays to the workbench 8 and the forging to keep the temperature of the workbench 8 and the effect of isolating air from the forging, when the forging hammer 2 moves downwards, the pressure plate 23 and the force storage spring 22 are pushed to move downwards through the high-temperature carbon dioxide gas, the force storage spring 22 contracts to store force, under the action of the force storage spring 22, the upper cavity of the release chamber 3 keeps higher air pressure, the high-temperature carbon dioxide gas in the upper cavity continuously flows to the air outlet pipe 5 through an opening in the pressure plate 23 under the action of the air pressure, and the elastic potential energy stored in the force storage spring 22 can keep higher air pressure in the upper cavity of the release chamber 3, so that the effect of continuously spraying the high-temperature carbon dioxide gas to the workbench 8 and the forging is achieved.
After the high-temperature carbon dioxide gas is sprayed on the workbench 8, the content and the temperature of the carbon dioxide in the workbench can be increased, the sprayed high-temperature carbon dioxide gas needs to be timely recovered, the influence on the working environment is avoided, when the forging hammer 2 moves downwards, the high-temperature carbon dioxide gas in the connecting pipe 7 pushes the sliding plate 12 to move upwards, the sliding plate 12 moves upwards to drive the rack 14 to move upwards, the rack 14 drives the gear 20 to rotate, the gear 20 drives the fan 21 to rotate, suction force is generated behind the fan 21, the high-temperature carbon dioxide gas on the workbench 8 is absorbed through the air suction pipe 6, the content and the temperature of the carbon dioxide in the workbench are prevented from rising, the gear 20 is meshed with the gear 20 between the gear 20 and the fan 21, the fan 21 is driven to rotate when the gear 20 rotates anticlockwise, the fan 21 is not influenced when the fan rotates clockwise, so that the fan, the absorption effect of high-temperature carbon dioxide gas is improved.
To sum up, this keep device of forging surface temperature of forging processing process forging, through the continuous heating of high temperature carbon dioxide gas forging hammer 2 and workstation 8, make forging hammer 2 and workstation 8 can keep higher temperature, avoid forging man-hour with forging hammer 2 and workstation 8 contact surface uneven heating lead to mechanical properties to change and produce the crackle, improved the stability of the whole mechanical properties during forging man-hour.
In addition, the device for keeping the surface temperature of the forged piece in the forging and machining process of the forged piece can prevent the forged piece from contacting with air by carbon dioxide gas sprayed to the workbench 8 at the same time, so that the water and oxygen in the air are prevented from oxidizing and corroding the surface of the forged piece, the performance of the forged piece is improved, the higher temperature of the high-temperature carbon dioxide gas reduces the reduction speed of the surface temperature of the forged piece during machining, and the influence of quick surface cooling on the performance of the forged piece during machining of the forged piece is avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a keep forging process forging surface temperature's device, includes casing (1), its characterized in that: the inner part of the shell (1) is movably connected with a forging hammer (2), the right side of the shell (1) is fixedly connected with a release chamber (3), a heating pipe (4) is arranged in the forging hammer (2), the right side of the release chamber (3) is fixedly connected with an air outlet pipe (5), the left side of the shell (1) is internally provided with a connecting pipe (7) and an air suction pipe (6), the bottom of the air outlet pipe (5) is fixedly connected with a workbench (8), the right side of the inner part of the shell (1) is fixedly connected with a valve body (9), the left side of the forging hammer (2) is positioned in the shell (1) and is fixedly connected with a piston plate (10), the right side of the inner part of the connecting pipe (7) is fixedly connected with an elastic spring (11), the top of the elastic spring (11) is fixedly connected with a sliding plate (12), the left, the utility model discloses a power generation device, including breathing pipe (6), connecting pipe (7), elastic spring (11), limiting block (16), guiding gutter (15), pressure spring (17), power chamber (13), gear (20) and fan (21), release chamber (3), the inside fixedly connected with power storage spring (22), the top fixedly connected with pressure plate (23) of power storage spring (22).
2. The apparatus for maintaining the surface temperature of a forging during a forging operation of a forging according to claim 1, wherein: the inside of left side casing (1) just is located the left side of forging hammer (2) and has seted up the piston room, the piston room communicates with connecting pipe (7) and heating pipe (4).
3. The apparatus for maintaining the surface temperature of a forging during a forging operation of a forging according to claim 1, wherein: the left side open end of heating pipe (4) is located the below of piston board (10), and the right side the inside of casing (1) just is located the right side of forging hammer (2) and has seted up the diversion chamber, the right side open end and the diversion chamber intercommunication of heating pipe (4).
4. The apparatus for maintaining the surface temperature of a forging during a forging operation of a forging according to claim 1, wherein: the rack (14) is meshed with the gear (20).
5. The apparatus for maintaining the surface temperature of a forging during a forging operation of a forging according to claim 1, wherein: the fan (21) is meshed with the gear (20) in a unidirectional mode.
6. The apparatus for maintaining the surface temperature of a forging during a forging operation of a forging according to claim 1, wherein: and the left side of the workbench (8) is fixedly connected with an air suction pipe (6).
7. The apparatus for maintaining the surface temperature of a forging during a forging operation of a forging according to claim 1, wherein: the pressure plate (23) is internally provided with an opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922007423.7U CN210966834U (en) | 2019-11-20 | 2019-11-20 | Device for keeping surface temperature of forge piece in forge piece forging process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922007423.7U CN210966834U (en) | 2019-11-20 | 2019-11-20 | Device for keeping surface temperature of forge piece in forge piece forging process |
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| CN210966834U true CN210966834U (en) | 2020-07-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191786A (en) * | 2020-09-23 | 2021-01-08 | 扬州志程机械锻造有限公司 | Forging process of high-chromium steel forging |
| CN112792280A (en) * | 2020-12-31 | 2021-05-14 | 林州重机铸锻有限公司 | Guide sleeve hot heading machine and hot heading method thereof |
| CN112935178A (en) * | 2021-01-13 | 2021-06-11 | 梁庄颖 | Forging process of martensitic stainless steel ring forging |
-
2019
- 2019-11-20 CN CN201922007423.7U patent/CN210966834U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191786A (en) * | 2020-09-23 | 2021-01-08 | 扬州志程机械锻造有限公司 | Forging process of high-chromium steel forging |
| CN112792280A (en) * | 2020-12-31 | 2021-05-14 | 林州重机铸锻有限公司 | Guide sleeve hot heading machine and hot heading method thereof |
| CN112935178A (en) * | 2021-01-13 | 2021-06-11 | 梁庄颖 | Forging process of martensitic stainless steel ring forging |
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Effective date of registration: 20220715 Address after: 211600 west of Jinshui River and north of Jianshe West Road, Jinhu Economic Development Zone, Huai'an City, Jiangsu Province Patentee after: Jinhu Allen Machinery Technology Co.,Ltd. Address before: 412007 No. 88 Taishan Road, Tianyuan District, Zhuzhou City, Hunan Province Patentee before: HUNAN University OF TECHNOLOGY |