CN113399616A - Synchronous knockout device of heavy isothermal forging hydraulic press - Google Patents
Synchronous knockout device of heavy isothermal forging hydraulic press Download PDFInfo
- Publication number
- CN113399616A CN113399616A CN202110482223.6A CN202110482223A CN113399616A CN 113399616 A CN113399616 A CN 113399616A CN 202110482223 A CN202110482223 A CN 202110482223A CN 113399616 A CN113399616 A CN 113399616A
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- Prior art keywords
- knockout
- synchronous
- hydraulic press
- isothermal forging
- forging hydraulic
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 29
- 238000010275 isothermal forging Methods 0.000 title claims abstract description 25
- 238000010009 beating Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 12
- 239000003921 oil Substances 0.000 description 14
- 238000005242 forging Methods 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention belongs to the technical field of isothermal forging hydraulic press equipment, and particularly relates to a synchronous knockout device of a heavy isothermal forging hydraulic press. The invention provides a synchronous knockout device of a heavy isothermal forging hydraulic press, which is designed for multi-point ejection, synchronously ejects in the ejection process, ensures parallelism and reduces equipment investment and cost investment.
Description
Technical Field
The invention belongs to the technical field of isothermal forging hydraulic press equipment, and particularly relates to a synchronous knockout device of a heavy isothermal forging hydraulic press.
Background
The prior art and the defects are as follows:
recently, the domestic forging market reaches a rapid development period, various forgings are very important to national defense and national economy, the developed countries of the main industry in the world pay attention to the production of large forgings, and the production scale, the manufacturing capacity and the product quality of the large forgings reach high levels. The forging of high-precision forgings is generally carried out on die forging and isothermal forging hydraulic presses, and the technical parameters of the isothermal forging hydraulic presses determine the product grade and the production capacity. Therefore, the development of large die forging and isothermal forging hydraulic machines is very important in developed countries and developing countries. The upper knockout device is widely applied to isothermal forging hydraulic presses, and generally has central single-point ejection, so that the design of large-area multi-point ejection is rare, and particularly the synchronism of the multi-point ejection is difficult to guarantee.
The difficulty and significance for solving the technical problems are as follows:
therefore, based on the problems, the synchronous knockout device for the heavy isothermal forging hydraulic press, which is used for designing multi-point ejection, synchronously ejecting in the ejection process, ensuring parallelism and reducing equipment investment and cost investment, has important practical significance.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art and provide a synchronous knockout device for a heavy isothermal forging hydraulic press, which is designed to realize multi-point ejection and synchronous ejection in the ejection process, ensure parallelism and reduce equipment investment and cost investment.
The technical scheme adopted by the invention for solving the technical problems in the prior art is as follows:
the synchronous knockout device of the heavy isothermal forging hydraulic press comprises a slide block body, a base plate body and a synchronous knockout device, wherein the synchronous knockout device comprises a knockout bar, a guide pillar, a guide seat, a flexible connecting device and a driving oil cylinder, the base plate body is installed on the slide block body, the base plate body and the slide block body are relatively fixed through a positioning key, the guide seat and the driving oil cylinder are installed on the slide block body and located on the outer side of the slide block body, one end of the guide pillar is fixedly connected with the knockout bar, the other end of the guide pillar penetrates through the guide seat, one end of the flexible connecting device is connected with the knockout bar, the other end of the flexible connecting device is connected with the driving oil cylinder, and the knockout bar can be driven by the driving oil cylinder to reciprocate up and down in the base plate body.
Because heavy isothermal forging hydraulic press weight is heavy, the synchronous knockout mechanism is installed inside, and it is troublesome to dismantle, and such structure helps the maintenance and the maintenance in later stage.
The invention can also adopt the following technical scheme:
in the synchronous knockout device of the heavy isothermal forging hydraulic press, the number of the guide columns, the guide seats, the flexible connecting devices and the driving oil cylinders is four, and the guide columns, the guide seats, the flexible connecting devices and the driving oil cylinders are respectively arranged at four corners of the slider body.
The running synchronism and the parallelism of the knockout bar during the downward running are ensured.
In the synchronous knockout device of the heavy isothermal forging hydraulic press, the knockout bar is rectangular, the length direction of the knockout bar is basically consistent with the size of equipment, and the shape of the knockout bar is basically consistent with the shape of a workpiece.
The knockout bar has the advantages that the shape structure and the size of the knockout bar meet the process requirements, the knockout bar or the knockout plate is in a long strip shape according to the shape of a forged workpiece, the knockout bar or the knockout plate is mostly in a round shape or a square shape in the past, most knockout bars or knockout plates are pushed against the central region of the workpiece during the ejection action, the workpiece is easy to deform only by being pushed against the middle part of the long strip workpiece, the forming precision is influenced, the knockout device is designed according to the process and the requirements of users, the multipoint ejection can be carried out, and the quality of the workpiece is ensured.
In conclusion, the invention has the following advantages and positive effects:
1. the synchronous knockout device is suitable for the heavy isothermal forging hydraulic press, is applied to the heavy isothermal forging hydraulic press, and is convenient to maintain as the mechanism is arranged on the outer side of the machine body; the ejection mechanism is suitable for large-area multi-point ejection, and the ejection process is synchronous, so that the parallelism is ensured; the oil cylinder is far away from the center of the equipment and is suitable for the pressing working condition of high-temperature workpieces.
2. The device meets the process requirements of users, is reasonably and optimally designed, ensures the stable operation of equipment, and is designed to eject multiple points, thereby being greatly helpful for the stress of the workpiece during demoulding and the surface quality of the workpiece.
3. The device is provided with the synchronous knockout device, so that the running parallelism of the knockout bar in the descending process is ensured, the ejector rods can simultaneously contact the surface of the workpiece, the quality of the workpiece is ensured, and the forging of the high-quality workpiece is finished. And the device is designed outside the equipment, so that the maintenance and the repair are convenient. The device can greatly meet the process requirements of users, improve the yield, save the cost and create the value.
Drawings
The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
fig. 2 is a schematic diagram of a first embodiment of the invention.
In the figure:
1. a slider body; 2. a base plate body; 3. synchronous knockout device: 3-1, beating a material bar; 3-2, guide posts; 3-3, a guide seat; 3-4, a flexible connecting device; 3-5, driving the oil cylinder.
Detailed Description
The present invention will be specifically described with reference to fig. 1 to 2.
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:
the first embodiment is as follows:
the specific link form of the device is as follows: a base plate body 2 is arranged on the lower plane of the sliding block body 1; the synchronous knockout device 3 is arranged on the slider body 1 and on the outer side, and the heavy isothermal forging hydraulic machine is heavy and is troublesome to disassemble when being arranged in the slider body, so that the structure is beneficial to later maintenance and repair; the four synchronous knockout devices 3 except the knockout bar 3-1 are respectively arranged at four corners of the slider body 1, so that the running synchronism and the parallelism of the knockout bar 3-1 during descending are ensured. The knockout pin 3-1 is installed in the backing plate body 2 and can reciprocate up and down, the shape structure and the size of the knockout pin 3-1 meet the process requirements, and multi-point ejection can be carried out; a guide seat 3-3 is arranged on the slide block body, one end of a guide pillar 3-2 is fixedly connected with a knockout bar 3-1, and the other end of the guide pillar passes through the guide seat 3-3; one end of the flexible connecting device 3-4 is connected with the knockout bar 3-1, the other end is connected with the driving oil cylinder 3-5, and the driving oil cylinder 3-5 is connected with the sliding block body 1.
The main actions are as follows: the driving oil cylinder 3-5 is driven by hydraulic oil to drive the knockout bar 3-1 to reciprocate up and down through the flexible connecting device 3-4, and the knockout bar 3-1 is ensured to be synchronous and move parallel precision by the action of the guide pillar 3-2 and the guide seat 3-2 in the operation process. Four groups of oil cylinders are arranged at four corners of the equipment, and the oil cylinders are far away from the center of the equipment, so that the device is suitable for the pressing working condition of high-temperature workpieces, and the service life of oil cylinder sealing is ensured.
In conclusion, the invention provides the synchronous knockout device of the heavy isothermal forging hydraulic press, which is designed to realize multi-point ejection and synchronous ejection in the ejection process, ensure parallelism and reduce equipment investment and cost investment.
The present invention has been described in detail with reference to the above examples, but the description is only for the preferred examples of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (3)
1. The utility model provides a synchronous knockout device of heavy isothermal forging hydraulic press which characterized in that: the synchronous knockout device of the heavy isothermal forging hydraulic press comprises a slider body, a base plate body and a synchronous knockout device, wherein the synchronous knockout device comprises a knockout bar, a guide pillar, a guide seat, a flexible connecting device and a driving oil cylinder, the base plate body is installed on the slider body, the base plate body and the slider body are relatively fixed through a positioning key, the guide seat and the driving oil cylinder are installed on the slider body and are located on the outer side of the slider body, one end of the guide pillar is fixedly connected with the knockout bar, the other end of the guide pillar penetrates through the guide seat, one end of the flexible connecting device is connected with the knockout bar, the other end of the flexible connecting device is connected with the driving oil cylinder, and the knockout bar can be driven by the driving oil cylinder to reciprocate up and down in the base plate body.
2. The synchronous knockout device of the heavy isothermal forging hydraulic press according to claim 1, characterized in that: the number of the guide columns, the guide seats, the flexible connecting devices and the driving oil cylinders is four, and the guide columns, the guide seats, the flexible connecting devices and the driving oil cylinders are respectively arranged at four corners of the slider body.
3. The synchronous knockout device of the heavy isothermal forging hydraulic press according to claim 1, characterized in that: the material beating rod is rectangular, the length direction of the material beating rod is basically consistent with the size of equipment, and the shape of the material beating rod is basically consistent with the shape of a workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110482223.6A CN113399616A (en) | 2021-04-30 | 2021-04-30 | Synchronous knockout device of heavy isothermal forging hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110482223.6A CN113399616A (en) | 2021-04-30 | 2021-04-30 | Synchronous knockout device of heavy isothermal forging hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113399616A true CN113399616A (en) | 2021-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110482223.6A Pending CN113399616A (en) | 2021-04-30 | 2021-04-30 | Synchronous knockout device of heavy isothermal forging hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113399616A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200121A (en) * | 2006-12-14 | 2008-06-18 | 天津市天锻压力机有限公司 | Upper hydraulic cushion of single-driven hydraulic press sliding block |
| CN201257481Y (en) * | 2008-07-25 | 2009-06-17 | 合肥锻压集团有限公司 | Hydraulic knock-out device for large-sized single action hydraulic sheet drawing press |
| CN202555755U (en) * | 2012-04-27 | 2012-11-28 | 天津市天锻压力机有限公司 | Upper beating device of large-size hub isothermal forging hydropress |
| CN108436013A (en) * | 2018-03-30 | 2018-08-24 | 天津市天锻压力机有限公司 | A kind of novel upper filling device for isothermal forging press |
-
2021
- 2021-04-30 CN CN202110482223.6A patent/CN113399616A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200121A (en) * | 2006-12-14 | 2008-06-18 | 天津市天锻压力机有限公司 | Upper hydraulic cushion of single-driven hydraulic press sliding block |
| CN201257481Y (en) * | 2008-07-25 | 2009-06-17 | 合肥锻压集团有限公司 | Hydraulic knock-out device for large-sized single action hydraulic sheet drawing press |
| CN202555755U (en) * | 2012-04-27 | 2012-11-28 | 天津市天锻压力机有限公司 | Upper beating device of large-size hub isothermal forging hydropress |
| CN108436013A (en) * | 2018-03-30 | 2018-08-24 | 天津市天锻压力机有限公司 | A kind of novel upper filling device for isothermal forging press |
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Application publication date: 20210917 |