CN113245494A - High-precision railhead forging hydraulic press - Google Patents
High-precision railhead forging hydraulic press Download PDFInfo
- Publication number
- CN113245494A CN113245494A CN202110380689.5A CN202110380689A CN113245494A CN 113245494 A CN113245494 A CN 113245494A CN 202110380689 A CN202110380689 A CN 202110380689A CN 113245494 A CN113245494 A CN 113245494A
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- China
- Prior art keywords
- fixedly connected
- workbench
- railhead
- precision
- hydraulic
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Classifications
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- 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
- B21J13/02—Dies or mountings therefor
- B21J13/03—Die mountings
-
- 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
-
- 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
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Forging (AREA)
Abstract
The invention discloses a high-precision railhead forging hydraulic machine which is fixedly connected with a workbench through a support, a hydraulic cylinder is fixedly connected with the support, a first piston rod is fixedly connected with the output end of the hydraulic cylinder, a squeezing plate is fixedly connected with the first piston rod, a die is connected with the workbench in a sliding mode, one side of a displacement assembly is fixedly connected with the workbench, the other side of the displacement assembly is fixedly connected with the die, four mounting plates are respectively and fixedly connected with the workbench, four first air cylinders are respectively and fixedly connected with the four mounting plates, four second piston rods are respectively and fixedly connected with the output ends of the four first air cylinders, four adjusting frames are respectively and fixedly connected with the four second piston rods, a plurality of first rotating shafts are respectively and rotatably connected with the four adjusting frames, a plurality of first driving cylinders are respectively and fixedly connected with a plurality of first rotating shafts, and a detection mechanism is fixedly connected with the workbench.
Description
Technical Field
The invention relates to the technical field of forging and pressing equipment, in particular to a high-precision railhead forging hydraulic press.
Background
The rail head pressing and forming equipment mainly adopts a three-beam four-column type hydraulic machine, and the pressing and forming is a hot die pressing process with front and rear double stations of a die.
Disclosure of Invention
The invention aims to provide a high-precision rail head forging hydraulic machine, and aims to solve the problem that the hydraulic precision is affected because materials of the rail head forging hydraulic machine are easy to deviate in the hydraulic process.
In order to achieve the purpose, the invention provides a high-precision railhead forging hydraulic press which comprises a workbench, a support, a hydraulic cylinder, a first piston rod, a squeezing plate, a die, a displacement assembly, four mounting plates, four first air cylinders, four second piston rods, four adjusting frames, a plurality of first rotating shafts, a plurality of first transmission cylinders and a position detection mechanism, wherein the support is fixedly connected with the workbench and positioned on one side of the workbench, the hydraulic cylinder is fixedly connected with the support and positioned on one side close to the workbench, the first piston rod is fixedly connected with the output end of the hydraulic cylinder, the squeezing plate is fixedly connected with the first piston rod and positioned on one side far away from the hydraulic cylinder, the workbench is provided with a sliding groove, the die is provided with the workbench in sliding connection and positioned in the sliding groove, one side of the displacement assembly is fixedly connected with the workbench, and penetrates the worktable, the other side of the displacement assembly is fixedly connected with the mould, four mounting plates are respectively fixedly connected with the worktable and are all positioned at one side close to the bracket, four first air cylinders are respectively fixedly connected with four mounting plates and are all positioned at the outer side wall of the mounting plates, four second piston rods are respectively fixedly connected with the output ends of the four first air cylinders and penetrate the mounting plates, four adjusting frames are respectively fixedly connected with the four second piston rods and are all positioned at one side far away from the first air cylinders, a plurality of first rotating shafts are respectively rotatably connected with the four adjusting frames and respectively penetrate the adjusting frames, a plurality of first rotating cylinders are respectively fixedly connected with the first rotating shafts and are all positioned at the periphery of the first rotating shafts, and the detection mechanism is fixedly connected with the worktable, and is located adjacent to one side of the bracket.
The displacement mechanism comprises a second cylinder and a third piston rod, the second cylinder is fixedly connected with the workbench and is positioned on the outer side wall of the workbench, one side of the third piston rod is fixedly connected with the output end of the second cylinder and penetrates through the workbench, and the other side of the third piston rod is fixedly connected with the die.
The high-precision railhead forging hydraulic press further comprises two limiting blocks, wherein the two limiting blocks are fixedly connected with the workbench respectively and located on two sides of the die.
Wherein, high accuracy railhead forging hydraulic press still includes a plurality of second pivots, a plurality of second transmission section of thick bamboo, two second motors and conveyer belt, and is a plurality of the second pivot respectively with the workstation rotates to be connected, all runs through the workstation, it is a plurality of the second transmission section of thick bamboo respectively with a plurality of second pivot fixed connection all is located around the second pivot, two the second motor output respectively with head and the tail two second pivot fixed connection all is located the workstation lateral wall, the conveyer belt is with a plurality of second transmission section of thick bamboo sliding connection, and parcel the second transmission section of thick bamboo.
The high-precision railhead forging hydraulic press further comprises four supporting legs, wherein the four supporting legs are fixedly connected with the workbench respectively and are located on one side of the support.
The high-precision railhead forging hydraulic press further comprises four suckers, wherein the four suckers are respectively fixedly connected with the four supporting legs and are located on one side of the workbench.
The invention relates to a high-precision railhead forging hydraulic machine, which is fixedly connected with a workbench through a support and is positioned on one side of the workbench, a hydraulic cylinder is fixedly connected with the support and is positioned on one side close to the workbench, a first piston rod is fixedly connected with the output end of the hydraulic cylinder, a squeezing plate is fixedly connected with the first piston rod and is positioned on one side far away from the hydraulic cylinder, the workbench is provided with a chute, a die is provided with the workbench in sliding connection and is positioned in the chute, one side of a displacement assembly is fixedly connected with the workbench and penetrates through the workbench, the other side of the displacement assembly is fixedly connected with the die, four mounting plates are respectively fixedly connected with the workbench and are positioned on one side close to the support, and four first cylinders are respectively fixedly connected with four mounting plates, all be located the mounting panel lateral wall, four the second piston rod respectively with four first cylinder output end fixed connection all runs through the mounting panel, four the adjustment frame respectively with four second piston rod fixed connection all is located keeps away from one side of first cylinder, it is a plurality of first pivot respectively with four the adjustment frame rotates to be connected, all runs through the adjustment frame, it is a plurality of first driving drum respectively with a plurality of first pivot fixed connection all is located around the first pivot, detection mechanism with workstation fixed connection to be located and be close to one side of support has solved railhead forging hydraulic press and has taken place the skew easily at hydraulic pressure in-process material and influence the problem of hydraulic pressure precision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a high precision railhead forging hydraulic press;
FIG. 2 is a partial enlarged view A of FIG. 1;
figure 3 is a side view of a high precision railhead forging hydraulic press.
1-workbench, 2-bracket, 3-hydraulic cylinder, 4-first piston rod, 5-extrusion plate, 6-chute, 7-mould, 8-displacement assembly, 9-mounting plate, 10-first cylinder, 11-second piston rod, 12-adjusting frame, 13-first rotating shaft, 14-first transmission cylinder, 15-position detection mechanism, 16-second cylinder, 17-third piston rod, 18-limiting block, 19-second rotating shaft, 20-second transmission cylinder, 21-second motor, 22-conveyor belt, 23-supporting leg and 24-sucker.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must be constructed and operated in a specific orientation and thus should not be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 3, the invention provides a high-precision railhead forging hydraulic press, which comprises a workbench 1, a support 2, a hydraulic cylinder 3, a first piston rod 4, a squeezing plate 5, a die 7, a displacement assembly 8, four mounting plates 9, four first cylinders 10, four second piston rods 11, four adjusting frames 12, a plurality of first rotating shafts 13, a plurality of first transmission cylinders 14 and a position detection mechanism 15, wherein the support 2 is fixedly connected with the workbench 1 and is positioned at one side of the workbench 1, the hydraulic cylinder 3 is fixedly connected with the support 2 and is positioned at one side close to the workbench 1, the first piston rod 4 is fixedly connected with the output end of the hydraulic cylinder 3, the squeezing plate 5 is fixedly connected with the first piston rod 4 and is positioned at one side far away from the hydraulic cylinder 3, the workbench 1 is provided with a chute 6, the die 7 is slidably connected with the workbench 1, and is located in the chute 6, one side of the displacement assembly 8 is fixedly connected with the workbench 1 and penetrates through the workbench 1, the other side of the displacement assembly 8 is fixedly connected with the mold 7, four mounting plates 9 are respectively fixedly connected with the workbench 1 and are all located at one side close to the bracket 2, four first cylinders 10 are respectively fixedly connected with four mounting plates 9 and are all located at the outer side wall of the mounting plate 9, four second piston rods 11 are respectively fixedly connected with the output ends of the four first cylinders 10 and penetrate through the mounting plate 9, four adjusting frames 12 are respectively fixedly connected with four second piston rods 11 and are all located at one side far away from the first cylinders 10, a plurality of first rotating shafts 13 are respectively rotatably connected with the four adjusting frames 12 and penetrate through the adjusting frames 12, the first transmission drums 14 are fixedly connected with the first rotating shafts 13 respectively and are located on the periphery of the first rotating shafts 13, and the detection mechanism is fixedly connected with the workbench 1 and located on one side close to the support 2.
In this embodiment, the displacement mechanism first drives the chute 6 of the mold 7 to slide on the table 1 for position adjustment according to the hydraulic demand of the railhead, then sends the hydraulic material onto the mold 7, and finally the hydraulic cylinder 3 on the support 2 drives the first piston rod 4 to drive the extrusion plate 5 to descend for hydraulic pressure on the hydraulic material on the mold 7. in the process of sending the hydraulic material onto the mold 7, the position detection mechanism 15 detects the position of the hydraulic material on the table 1, the first cylinder 10 drives the second piston rod 11 to drive the adjustment frame 12 to adjust the position of the hydraulic material according to the detection information of the position detection mechanism 15, so that the hydraulic material is aligned with the positions of the extrusion plate 5 and the mold 7, and the first transmission barrel 14 on the first rotation shaft 13 on the adjustment frame 12 makes the hydraulic material slide on the adjustment frame 12 The movement is changed into rotation movement, so that the friction force between the hydraulic material and the adjusting frame 12 is reduced, the friction damage between the hydraulic material and the adjusting frame 12 is avoided, and the problem that the hydraulic precision is influenced because the material of the railhead forging hydraulic machine is easy to deviate in the hydraulic process is solved.
Further, the displacement mechanism comprises a second air cylinder 16 and a third piston rod 17, the second air cylinder 16 is fixedly connected with the workbench 1 and is positioned on the outer side wall of the workbench 1, one side of the third piston rod 17 is fixedly connected with the output end of the second air cylinder 16 and penetrates through the workbench 1, and the other side of the third piston rod 17 is fixedly connected with the mold 7.
In this embodiment, the second air cylinder 16 drives the third piston rod 17 to extend and retract, and the third piston rod 17 drives the mold 7 to slide on the chute 6 on the table 1 to adjust the position when extending and retracting.
Further, the high-precision railhead forging hydraulic press further comprises two limiting blocks 18, wherein the two limiting blocks 18 are fixedly connected with the workbench 1 respectively and are located on two sides of the die 7.
In this embodiment, the stopper 18 restricts the left-right movement of the die 7 when the displacement mechanism adjusts the position of the die 7, thereby increasing the hydraulic pressure accuracy of the high-precision railhead forging hydropress.
Further, high accuracy railhead forging hydraulic press still includes a plurality of second pivot 19, a plurality of second transmission section of thick bamboo 20, two second motors 21 and conveyer belt 22, and is a plurality of second pivot 19 respectively with 1 rotation of workstation is connected, all runs through workstation 1, a plurality of second transmission section of thick bamboo 20 respectively with a plurality of 19 fixed connection of second pivot all is located around the second pivot 19, two the second motor 21 output respectively with the head and the tail two 19 fixed connection of second pivot all is located 1 lateral wall of workstation, conveyer belt 22 and a plurality of 20 sliding connection of second transmission section of thick bamboo to the parcel second transmission section of thick bamboo 20.
In this embodiment, the second motor 21 drives the second rotating shaft 19 to drive the second driving cylinder 20 to rotate on the working table 1, and the conveyor belt 22 transports the rail head material to the mold 7 for hydraulic pressure according to the rotation direction movement of the second driving cylinder 20.
Further, high accuracy railhead forging hydraulic press still includes four supporting legs 23, four supporting leg 23 respectively with workstation 1 fixed connection all is located and keeps away from one side of support 2.
In this embodiment, four of the support legs 23 raise the table 1 to a desired operating height in accordance with the operator's prevailing height.
Further, high accuracy railhead forging hydraulic press still includes four sucking discs 24, four sucking discs 24 respectively with four supporting leg 23 fixed connection all is located and keeps away from one side of workstation 1.
In the present embodiment, in order to increase the stability of the support leg 23, the suction cup 24 is provided on the support leg 23, and the contact area between the support leg 23 and the contact surface is increased.
The invention relates to a high-precision railhead forging hydraulic machine, which comprises a displacement mechanism, a hydraulic material feeding mechanism, a hydraulic cylinder 3 on a support 2, a first piston rod 4, a second piston rod 11, an adjusting frame 12, a hydraulic material feeding mechanism 15, a hydraulic material discharging mechanism 2, a hydraulic material discharging mechanism, a hydraulic material forging hydraulic machine and a hydraulic material forging hydraulic machine, wherein the displacement mechanism drives the mold 7 to slide in a chute 6 on a workbench 1 according to the hydraulic requirements of railheads to perform position adjustment, then the hydraulic material is fed onto the mold 7, finally the hydraulic cylinder 3 on the support 2 drives the first piston rod 4 to drive the extruding plate 5 to descend to perform hydraulic pressure on the hydraulic material on the mold 7, in the process of feeding the hydraulic material onto the mold 7, the position detection mechanism 15 drives the second piston rod 11 to drive the adjusting frame 12 to perform position adjustment on the hydraulic material according to enable the hydraulic material to be aligned with the extruding plate 5 and the mold 7, the first transmission cylinder 14 on the first rotating shaft 13 on the adjusting frame 12 enables sliding movement of the hydraulic material and the adjusting frame 12 to be converted into rotating movement, friction force between the hydraulic material and the adjusting frame 12 is reduced, friction damage between the hydraulic material and the adjusting frame 12 is avoided, and the problem that hydraulic precision is affected due to the fact that the material of the railhead forging hydraulic machine is prone to shift in a hydraulic process is solved.
While the above disclosure describes a preferred embodiment of a high precision hydraulic ram forging press, it is understood that the scope of the present invention is not limited thereto, and that all or a portion of the process flow for implementing the above embodiment may be understood by those skilled in the art and equivalents thereof may be made by those skilled in the art without departing from the scope of the present invention.
Claims (6)
1. A high-precision railhead forging hydraulic press is characterized by comprising a workbench, a support, a hydraulic cylinder, a first piston rod, an extrusion plate, a die, a displacement assembly, four mounting plates, four first cylinders, four second piston rods, four adjusting frames, a plurality of first rotating shafts, a plurality of first transmission cylinders and a position detection mechanism, wherein the support is fixedly connected with the workbench and positioned on one side of the workbench, the hydraulic cylinder is fixedly connected with the support and positioned on one side close to the workbench, the first piston rod is fixedly connected with the output end of the hydraulic cylinder, the extrusion plate is fixedly connected with the first piston rod and positioned on one side far away from the hydraulic cylinder, the workbench is provided with a sliding groove, the die is provided with the workbench in sliding connection and positioned in the sliding groove, and one side of the displacement assembly is fixedly connected with the workbench, and penetrates the worktable, the other side of the displacement assembly is fixedly connected with the mould, four mounting plates are respectively fixedly connected with the worktable and are all positioned at one side close to the bracket, four first air cylinders are respectively fixedly connected with four mounting plates and are all positioned at the outer side wall of the mounting plates, four second piston rods are respectively fixedly connected with the output ends of the four first air cylinders and penetrate the mounting plates, four adjusting frames are respectively fixedly connected with the four second piston rods and are all positioned at one side far away from the first air cylinders, a plurality of first rotating shafts are respectively rotatably connected with the four adjusting frames and respectively penetrate the adjusting frames, a plurality of first rotating cylinders are respectively fixedly connected with the first rotating shafts and are all positioned at the periphery of the first rotating shafts, and the detection mechanism is fixedly connected with the worktable, and is located adjacent to one side of the bracket.
2. The hydraulic high-precision railhead forging press as claimed in claim 1, wherein the displacement mechanism comprises a second cylinder and a third piston rod, the second cylinder is fixedly connected with the workbench and positioned on the outer side wall of the workbench, one side of the third piston rod is fixedly connected with the output end of the second cylinder and penetrates through the workbench, and the other side of the third piston rod is fixedly connected with the die.
3. The high-precision railhead forging hydraulic machine according to claim 1, wherein the high-precision railhead forging hydraulic machine further comprises two limiting blocks, and the two limiting blocks are respectively and fixedly connected with the workbench and are positioned on two sides of the die.
4. The high-precision railhead forging hydraulic machine according to claim 1, wherein the high-precision railhead forging hydraulic machine further comprises a plurality of second rotating shafts, a plurality of second transmission cylinders, two second motors and a conveyor belt, the plurality of second rotating shafts are respectively and rotatably connected with the workbench and penetrate through the workbench, the plurality of second transmission cylinders are respectively and fixedly connected with the plurality of second rotating shafts and are located around the second rotating shafts, the output ends of the two second motors are respectively and fixedly connected with the first rotating shaft and the last two second rotating shafts and are located on the outer side wall of the workbench, and the conveyor belt is in sliding connection with the plurality of second transmission cylinders and wraps the second transmission cylinders.
5. The high-precision railhead forging hydraulic machine according to claim 1, wherein the high-precision railhead forging hydraulic machine further comprises four supporting legs, and the four supporting legs are respectively and fixedly connected with the workbench and are positioned on one side far away from the support.
6. The hydraulic high-precision railhead forging press as recited in claim 5, further comprising four suction cups, wherein the four suction cups are fixedly connected with the four support legs respectively, and are located on one side away from the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110380689.5A CN113245494A (en) | 2021-04-09 | 2021-04-09 | High-precision railhead forging hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110380689.5A CN113245494A (en) | 2021-04-09 | 2021-04-09 | High-precision railhead forging hydraulic press |
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| Publication Number | Publication Date |
|---|---|
| CN113245494A true CN113245494A (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110380689.5A Pending CN113245494A (en) | 2021-04-09 | 2021-04-09 | High-precision railhead forging hydraulic press |
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| JP2005034851A (en) * | 2003-07-15 | 2005-02-10 | Ube Machinery Corporation Ltd | Forging method for semi-solidified metal molded body and forging device therefor |
| CN102059316A (en) * | 2010-11-26 | 2011-05-18 | 天津市天锻压力机有限公司 | High-accuracy railhead forging hydraulic machine |
| CN202479416U (en) * | 2012-02-17 | 2012-10-10 | 天津市天锻压力机有限公司 | Large railhead refined forging press |
| CN206869000U (en) * | 2017-05-31 | 2018-01-12 | 江苏新中洲特种合金材料有限公司 | Liquid pressing device |
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| CN207447251U (en) * | 2017-11-07 | 2018-06-05 | 漯河建泰精密科技有限公司 | A kind of adjustable outer frame of mobile phone forge die |
| CN207577285U (en) * | 2017-11-02 | 2018-07-06 | 昆山优速力机械制造有限公司 | A kind of correction feed device |
| CN208247557U (en) * | 2018-05-30 | 2018-12-18 | 常山兴佳液压设备有限公司 | A kind of hydraulic press pushes away mold device |
| CN110369671A (en) * | 2019-08-26 | 2019-10-25 | 方杰 | A kind of large size rail head forging press |
| CN211218278U (en) * | 2019-09-23 | 2020-08-11 | 天津天宝军慧机械配件有限公司 | Punching machine with pushing function |
| CN211467581U (en) * | 2019-12-31 | 2020-09-11 | 重庆华文飞庆机械制造有限公司 | Dual-mode duplex hydraulic machine |
| CN211807998U (en) * | 2020-03-09 | 2020-10-30 | 青岛三维汽车装备有限公司 | Hydraulic press with prevent function of falling |
| CN211938885U (en) * | 2020-02-21 | 2020-11-17 | 石家庄凯通锻压有限公司 | Fastening tool for cold roll forging die |
| CN212443058U (en) * | 2020-03-24 | 2021-02-02 | 定襄县海山法兰有限公司 | Positioning protection mechanism for forging die |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005034851A (en) * | 2003-07-15 | 2005-02-10 | Ube Machinery Corporation Ltd | Forging method for semi-solidified metal molded body and forging device therefor |
| CN102059316A (en) * | 2010-11-26 | 2011-05-18 | 天津市天锻压力机有限公司 | High-accuracy railhead forging hydraulic machine |
| CN202479416U (en) * | 2012-02-17 | 2012-10-10 | 天津市天锻压力机有限公司 | Large railhead refined forging press |
| CN206869000U (en) * | 2017-05-31 | 2018-01-12 | 江苏新中洲特种合金材料有限公司 | Liquid pressing device |
| CN207325862U (en) * | 2017-06-19 | 2018-05-08 | 四川瑞丰锻造有限公司 | It is a kind of can automatically, the mould for forging of fast positioning |
| CN207577285U (en) * | 2017-11-02 | 2018-07-06 | 昆山优速力机械制造有限公司 | A kind of correction feed device |
| CN207447251U (en) * | 2017-11-07 | 2018-06-05 | 漯河建泰精密科技有限公司 | A kind of adjustable outer frame of mobile phone forge die |
| CN208247557U (en) * | 2018-05-30 | 2018-12-18 | 常山兴佳液压设备有限公司 | A kind of hydraulic press pushes away mold device |
| CN110369671A (en) * | 2019-08-26 | 2019-10-25 | 方杰 | A kind of large size rail head forging press |
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| CN211467581U (en) * | 2019-12-31 | 2020-09-11 | 重庆华文飞庆机械制造有限公司 | Dual-mode duplex hydraulic machine |
| CN211938885U (en) * | 2020-02-21 | 2020-11-17 | 石家庄凯通锻压有限公司 | Fastening tool for cold roll forging die |
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| CN212443058U (en) * | 2020-03-24 | 2021-02-02 | 定襄县海山法兰有限公司 | Positioning protection mechanism for forging die |
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Application publication date: 20210813 |
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