CN110052531B - Die with horizontal forging correction function and use method thereof - Google Patents
Die with horizontal forging correction function and use method thereof Download PDFInfo
- Publication number
- CN110052531B CN110052531B CN201810047899.0A CN201810047899A CN110052531B CN 110052531 B CN110052531 B CN 110052531B CN 201810047899 A CN201810047899 A CN 201810047899A CN 110052531 B CN110052531 B CN 110052531B
- Authority
- CN
- China
- Prior art keywords
- die
- correcting
- horizontal
- forging
- moving insert
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
- B21C51/005—Marking devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention belongs to the field of forging, and particularly relates to a die with a horizontal forging correction function and a use method thereof. The technical scheme is as follows: the forging piece correcting device comprises an upper correcting die, horizontal pressing inclined blocks, a bolt A, a lower correcting die, a horizontal moving insert die, a spring and a bolt B, wherein the upper correcting die and the lower correcting die are provided with cavities for placing forging pieces, and the two horizontal pressing inclined blocks are symmetrically arranged on two sides of the upper correcting die by the bolt A; sliding chutes are symmetrically arranged on two sides of a cavity of the lower correction die, and the two horizontally moving insert dies are respectively placed in the two sliding chutes; round holes are symmetrically formed in two sides of the lower correcting die, threads are formed in the bottoms of the round holes, the springs are placed in the round holes, and bolts B sequentially penetrate through the horizontal moving insert die and the springs and are mounted on the lower correcting die; the horizontal pressing inclined block corresponds to the position of the horizontal moving insert block die. The die forging and trimming device is simple in structure and convenient and fast to operate, and can efficiently correct horizontal deformation of a forge piece in the die forging and trimming processes.
Description
Technical Field
The invention belongs to the field of forging, and particularly relates to a die with a horizontal forging correction function and a use method thereof.
Background
The forging production process of the forge piece generally comprises the following steps: heating, blank making, pre-forging, finish forging, trimming and correcting. In the trimming process of a forged product, parts with complex shapes can deform, such as: the horizontal opening of the H-shaped section of the lower die is enlarged after the edge of the rod part I-shaped structure of the connecting rod is cut, so that the shape of a Chinese character 'ba'; and some forgings with complex shapes, such as a crankshaft, can generate horizontal deformation in the trimming process, the horizontal deformation cannot be corrected through a normal correcting die, compensation design is generally adopted during finish forging die design, and the deformation after trimming meets the requirement of a forging drawing, but the design is not only complex, the compensation value is determined by repeatedly performing test adjustment, and the deformation condition is unstable due to the change of temperature and the state of a die in the production process, so that the dimensional quality stability of the final forging is poor.
Disclosure of Invention
The invention provides a die with a horizontal forging correction function and a using method thereof, which have the advantages of simple structure and convenience in operation, and can efficiently finish the correction of horizontal deformation of a forge piece generated in the die forging and trimming processes so as to meet the requirements of die forging forming.
The technical scheme of the invention is as follows:
a die with a horizontal forging correction function comprises an upper correction die, horizontal pressing inclined blocks, a bolt A, a lower correction die, a horizontal moving insert die, a spring and a bolt B, wherein the upper correction die and the lower correction die are provided with cavities for placing forgings, and the two horizontal pressing inclined blocks are symmetrically arranged on two sides of the upper correction die by the bolt A; sliding chutes are symmetrically arranged on two sides of a cavity of the lower correction die, and the two horizontally moving insert dies are respectively placed in the two sliding chutes; round holes are symmetrically formed in two sides of the lower correcting die, threads are formed in the bottoms of the round holes, the springs are placed in the round holes, and bolts B sequentially penetrate through the horizontal moving insert die and the springs and are mounted on the lower correcting die; the horizontal pressing inclined block corresponds to the position of the horizontal moving insert block die.
The die with the horizontal forging correction function is characterized in that the inclined plane of the horizontal pressing inclined block and the inclined plane on the outer side of the horizontal moving insert die have the same inclination and are matched with each other.
The die with the horizontal forging correction function is characterized in that the cavities of the upper correction die and the lower correction die and the working surfaces of the two horizontal moving insert dies jointly form a correction cavity.
The mould with the horizontal forging correction function has the preferred scheme that the working surface of the horizontal moving insert mould is provided with a printing mark.
The use method of the die with the horizontal forging correction function comprises the following steps:
1) fixing a correcting upper die on a press machine sliding block, fixing a correcting lower die on a press machine workbench, enabling the correcting upper die to be located at the top dead center position of the press machine, and placing a forging piece on the correcting lower die;
2) the upper correcting die moves downwards, when the inclined plane of the horizontal pressing inclined block is contacted with the inclined plane at the outer side of the horizontal moving insert block die, the inclined plane of the horizontal pressing inclined block pushes the horizontal moving insert block die to generate horizontal movement, and the spring starts to be compressed;
3) when the upper correcting die moves to the working surface and is completely attached to the working surface of the lower correcting die, the horizontal pressing inclined block also molds the horizontal moving insert to a horizontal end point, and the cavities of the upper correcting die and the lower correcting die and the working surfaces of the two horizontal moving insert dies jointly form a correcting cavity to finish the correction of the horizontal deformation of the forge piece;
4) enabling the upper correcting die to move upwards in a return stroke, and enabling the horizontally moving insert die to move outwards under the action of the spring in the process that the horizontally pressing inclined block gradually moves upwards;
5) when the horizontal pressing inclined block is separated from the horizontal moving insert block die, the horizontal moving insert block die is restored to the initial position under the action of the spring;
6) and when the correcting upper die returns to the top dead center position of the press, the forge piece is taken out from the correcting lower die, and the correction of the forge piece is completed.
The invention has the beneficial effects that: the invention relates to a die which can correct the shape and size change of a forge piece in the vertical direction and the horizontal direction at the same time, realizes the control of the horizontal deformation part of the forge piece, and ensures the qualified size and the quality stability of the forge piece. For the forging with the printing mark on the side face of the forging, the printing mark can be arranged on the horizontal moving insert die, so that the mark printing of the horizontal part of the forging is realized, and for the forging with the straight side face required on the side face of the forging, the working face of the horizontal moving insert die can be designed into the straight side face to realize the forming of the side face of the forging. The invention has simple structure, convenient operation and high production efficiency.
Drawings
FIG. 1 is a schematic view showing an open state of a die having a horizontal forging correction function;
FIG. 2 is a schematic view showing a closed state of a die having a horizontal forging correction function;
FIG. 3 is a sectional view showing the internal structure of a die having a horizontal forging correction function;
in the figure: 1-correcting the upper die; 2-horizontally pressing the inclined block; 3-bolt A; 4-horizontally moving the insert module; 5-bolt B; 6-a spring; 7-correcting the lower die.
Detailed Description
As shown in fig. 1-3, a die with a horizontal forging correction function comprises an upper correcting die 1, horizontal pressing inclined blocks 2, a bolt A3, a lower correcting die 7, a horizontal moving insert die 4, a spring 6 and a bolt B5, wherein the upper correcting die 1 and the lower correcting die 7 are provided with cavities for placing forgings, and the two horizontal pressing inclined blocks 2 are symmetrically arranged on two sides of the upper correcting die 1 by adopting bolts A3; sliding grooves are symmetrically formed in two sides of a cavity of the lower correcting die 7, and the two horizontally moving insert dies 4 are respectively placed in the two sliding grooves; round holes are symmetrically formed in two sides of the lower correcting die 7, threads are formed in the bottoms of the round holes, the springs 6 are placed in the round holes, and bolts B5 sequentially penetrate through the horizontal moving insert die 4 and the springs 6 and are mounted on the lower correcting die 7; the horizontal pressing inclined block 2 corresponds to the horizontal moving insert block 4 in position, and the inclined plane of the horizontal pressing inclined block 2 and the inclined plane on the outer side of the horizontal moving insert block 4 have the same inclination and are matched with each other; the cavities of the upper correcting die 1 and the lower correcting die 7 and the working surfaces of the two horizontal moving insert dies 4 form a correcting cavity together; the working surface of the horizontal moving insert die 4 is provided with a printing mark.
The use method of the die with the horizontal forging correction function comprises the following steps:
1) fixing the correcting upper die 1 on a press slide block, fixing the correcting lower die 7 on a press workbench, enabling the correcting upper die 1 to be located at the top dead center position of the press, and placing the forge piece on the correcting lower die 7;
2) the upper correcting die 1 is driven to move downwards, when the inclined plane of the horizontal pressing inclined block 2 is contacted with the inclined plane at the outer side of the horizontal moving insert block die 4, the inclined plane of the horizontal pressing inclined block 2 pushes the horizontal moving insert block die 4 to generate horizontal movement, and the spring 6 starts to be compressed;
3) when the upper correcting die 1 moves to the working surface and is completely attached to the working surface of the lower correcting die 7, the horizontal pressing inclined block 2 also presses the horizontal moving insert die 4 to a horizontal end point, and the cavities of the upper correcting die 1 and the lower correcting die 7 and the working surfaces of the two horizontal moving insert dies 4 jointly form a correcting cavity to finish the correction of the horizontal deformation of the forge piece;
4) the upper correcting die 1 is enabled to move upwards in a return stroke, and in the process that the horizontal pressing inclined block 2 gradually moves upwards, the horizontal moving insert die 4 moves outwards under the action of the spring 6;
5) when the horizontal pressing inclined block 2 is separated from the horizontal moving insert block 4, the horizontal moving insert block 4 is restored to the initial position under the action of the spring 6;
6) and when the correcting upper die 1 returns to the top dead center position of the press, the forge piece is taken out from the correcting lower die 7, and the correction of the forge piece is completed.
Claims (5)
1. A die with a horizontal forging correction function is characterized by comprising an upper correcting die, horizontal pressing inclined blocks, a bolt A, a lower correcting die, a horizontal moving insert die, a spring and a bolt B, wherein the upper correcting die and the lower correcting die are provided with cavities for placing forgings, and the two horizontal pressing inclined blocks are symmetrically arranged on two sides of the upper correcting die by the bolt A; sliding chutes are symmetrically arranged on two sides of a cavity of the lower correction die, and the two horizontally moving insert dies are respectively placed in the two sliding chutes; round holes are symmetrically formed in two sides of the lower correcting die, threads are formed in the bottoms of the round holes, the springs are placed in the round holes, and bolts B sequentially penetrate through the horizontal moving insert die and the springs and are mounted on the lower correcting die; the horizontal pressing inclined block corresponds to the position of the horizontal moving insert block die.
2. The die with the horizontal forging correcting function as claimed in claim 1, wherein the inclined surface of the horizontal pressing inclined block and the inclined surface of the outer side of the horizontal moving insert die have the same inclination and are fitted with each other.
3. The die with the horizontal forging correcting function as claimed in claim 1, wherein the cavities of the correcting upper die and the correcting lower die and the working faces of the two horizontally moving insert dies jointly constitute a correcting cavity.
4. The die with the horizontal forging correcting function as claimed in claim 1, wherein a print mark is provided on a working surface of the horizontally moving insert die.
5. A method for using a die having a horizontal forging correction function as claimed in any one of claims 1 to 4, comprising the steps of:
1) fixing a correcting upper die on a press machine sliding block, fixing a correcting lower die on a press machine workbench, enabling the correcting upper die to be located at the top dead center position of the press machine, and placing a forging piece on the correcting lower die;
2) the upper correcting die moves downwards, when the inclined plane of the horizontal pressing inclined block is contacted with the inclined plane at the outer side of the horizontal moving insert block die, the inclined plane of the horizontal pressing inclined block pushes the horizontal moving insert block die to generate horizontal movement, and the spring starts to be compressed;
3) when the upper correcting die moves to the working surface and is completely attached to the working surface of the lower correcting die, the horizontal pressing inclined block also molds the horizontal moving insert to a horizontal end point, and the cavities of the upper correcting die and the lower correcting die and the working surfaces of the two horizontal moving insert dies jointly form a correcting cavity to finish the correction of the horizontal deformation of the forge piece;
4) enabling the upper correcting die to move upwards in a return stroke, and enabling the horizontally moving insert die to move outwards under the action of the spring in the process that the horizontally pressing inclined block gradually moves upwards;
5) when the horizontal pressing inclined block is separated from the horizontal moving insert block die, the horizontal moving insert block die is restored to the initial position under the action of the spring;
6) and when the correcting upper die returns to the top dead center position of the press, the forge piece is taken out from the correcting lower die, and the correction of the forge piece is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810047899.0A CN110052531B (en) | 2018-01-18 | 2018-01-18 | Die with horizontal forging correction function and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810047899.0A CN110052531B (en) | 2018-01-18 | 2018-01-18 | Die with horizontal forging correction function and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110052531A CN110052531A (en) | 2019-07-26 |
| CN110052531B true CN110052531B (en) | 2020-09-25 |
Family
ID=67315128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810047899.0A Active CN110052531B (en) | 2018-01-18 | 2018-01-18 | Die with horizontal forging correction function and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110052531B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118682058B (en) * | 2024-07-12 | 2024-12-20 | 浙江隆瑞锻造有限公司 | Multidirectional die forging die for valve cover and insert quick-change structure of multidirectional die forging die |
| CN119114756A (en) * | 2024-10-31 | 2024-12-13 | 中国航发贵州黎阳航空动力有限公司 | A composite die and method for one-step forming of forged blade trimming and correction |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005131680A (en) * | 2003-10-30 | 2005-05-26 | Japan Hardware Co Ltd | Nib for forging die |
| CN1947886A (en) * | 2006-11-01 | 2007-04-18 | 中国科学院金属研究所 | Equipment for bend-forging crank axle toggle of large ship and method for forging the same |
| CN101181730A (en) * | 2007-12-07 | 2008-05-21 | 江阴隆澄钻采机械制造有限公司 | Drill pipe joint precision die forging process |
| CN201227676Y (en) * | 2008-07-25 | 2009-04-29 | 中国船舶重工集团公司第七二五研究所 | Precision forging mould of titanium alloy film plate element |
| CN105945198A (en) * | 2016-05-30 | 2016-09-21 | 德清德曼汽车零部件有限公司 | Anti-offset vibration reduction type forging die for special-shaped bearing outer ring forgings |
| CN205914567U (en) * | 2016-07-29 | 2017-02-01 | 庆铃汽车（集团）有限公司 | Correction frock of front axle |
| CN205914692U (en) * | 2016-07-29 | 2017-02-01 | 庆铃汽车（集团）有限公司 | Frock is rectified to side cut and heat of bent axle |
| CN106424522A (en) * | 2016-11-29 | 2017-02-22 | 上海爱知锻造有限公司 | Crankshaft trimming and correction integrated mold frame |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201644561U (en) * | 2010-05-28 | 2010-11-24 | 惠州安特科技工业有限公司 | Automatic roundness correcting device of round tubular part |
-
2018
- 2018-01-18 CN CN201810047899.0A patent/CN110052531B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005131680A (en) * | 2003-10-30 | 2005-05-26 | Japan Hardware Co Ltd | Nib for forging die |
| CN1947886A (en) * | 2006-11-01 | 2007-04-18 | 中国科学院金属研究所 | Equipment for bend-forging crank axle toggle of large ship and method for forging the same |
| CN101181730A (en) * | 2007-12-07 | 2008-05-21 | 江阴隆澄钻采机械制造有限公司 | Drill pipe joint precision die forging process |
| CN201227676Y (en) * | 2008-07-25 | 2009-04-29 | 中国船舶重工集团公司第七二五研究所 | Precision forging mould of titanium alloy film plate element |
| CN105945198A (en) * | 2016-05-30 | 2016-09-21 | 德清德曼汽车零部件有限公司 | Anti-offset vibration reduction type forging die for special-shaped bearing outer ring forgings |
| CN205914567U (en) * | 2016-07-29 | 2017-02-01 | 庆铃汽车（集团）有限公司 | Correction frock of front axle |
| CN205914692U (en) * | 2016-07-29 | 2017-02-01 | 庆铃汽车（集团）有限公司 | Frock is rectified to side cut and heat of bent axle |
| CN106424522A (en) * | 2016-11-29 | 2017-02-22 | 上海爱知锻造有限公司 | Crankshaft trimming and correction integrated mold frame |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110052531A (en) | 2019-07-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109127982B (en) | Universal die for three-way valve bodies with same caliber and different pressures and forming method | |
| CN105382168B (en) | Multi-ram forging shaping dies and manufacturing process with main flange valve body forging | |
| CN104259319A (en) | Expanding and punching compound tool | |
| CN102806293A (en) | Multidirectional die-forging press machine | |
| CN202984424U (en) | Side scrap revision composite die for bent axle | |
| CN102049456B (en) | Multi-ram die forging process method and die for 40Cr-steel frame type parts | |
| CN110052531B (en) | Die with horizontal forging correction function and use method thereof | |
| CN209139733U (en) | A kind of half wheel body closed-die forging mold of engineering machinery support sprocket wheel | |
| CN104368689A (en) | Composite die for crankshaft forge pieces | |
| CN110976730A (en) | One-step forging forming process for inner cavity of ball socket hardware fitting | |
| CN205614005U (en) | Duplex position forward finishing mould | |
| CN104942200A (en) | I-shaped joint rotating die and forming process thereof | |
| CN105921662A (en) | Dual-station forward finishing die and finishing process | |
| CN208960885U (en) | Piston Rods Die | |
| CN201470798U (en) | One-step forming mould for alien spring | |
| CN201214119Y (en) | Secondary drawing composite mould | |
| CN217018416U (en) | Upset head mechanism of open-close type two-way motion | |
| CN204638892U (en) | The drawing die of cylindrical shape sheet metal component | |
| CN209664111U (en) | Reflectal automotive wheels punching flaring die | |
| CN205496479U (en) | Forge socket -clevis eye double linkage towards ball socket mould | |
| CN214814543U (en) | Front axle plate spring coining correcting unit | |
| CN209664110U (en) | Reflectal automotive wheels flaring die | |
| CN210498175U (en) | Trimming and stripping mechanism suitable for hot die forging of pistons with different diameters | |
| CN209349454U (en) | A kind of dedicated forging equipment of high-speed railway track switch iron seat | |
| CN106914581A (en) | A kind of full-fibre crankshaft multi-ram forging method and mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |