CN219025807U - Powder metallurgy high-speed steel rapid forging forming device - Google Patents
Powder metallurgy high-speed steel rapid forging forming device Download PDFInfo
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- CN219025807U CN219025807U CN202223244493.2U CN202223244493U CN219025807U CN 219025807 U CN219025807 U CN 219025807U CN 202223244493 U CN202223244493 U CN 202223244493U CN 219025807 U CN219025807 U CN 219025807U
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- 238000005242 forging Methods 0.000 title claims abstract description 81
- 229910000997 High-speed steel Inorganic materials 0.000 title claims abstract description 71
- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 21
- 239000000758 substrate Substances 0.000 claims description 7
- 239000003921 oil Substances 0.000 abstract description 10
- 239000010720 hydraulic oil Substances 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 8
- 210000001161 mammalian embryo Anatomy 0.000 description 6
- 238000013016 damping Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910001315 Tool steel Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model discloses a powder metallurgy high-speed steel rapid forging forming device, which belongs to the field of forging dies and comprises a lower die plate, wherein a lower die body is fixedly arranged on the lower die plate; the upper die plate is arranged above the lower die body, and the upper die body is fixedly arranged on the upper die plate; a support column is fixedly arranged on one side surface of the upper die body, which is close to the lower die body, and an upper die core is fixedly arranged on the support column. According to the powder metallurgy high-speed steel rapid forging forming device, the heated rough blank high-speed steel is placed into the half mold core through the hydraulic oil cylinder, at the moment, the half mold core positioned at the opposite position is propped against the output end of the hydraulic oil cylinder, the rough blank high-speed steel is clamped and retracted, the forging oil cylinder is opened, the upper die plate is pushed by the forging oil cylinder to longitudinally move to forge the rough blank high-speed steel, and the problem that the ejection high-speed steel of the ejection component in the prior art is taken out to cause high-speed steel deformation is solved.
Description
Technical Field
The utility model belongs to the field of forging dies, and particularly relates to a powder metallurgy high-speed steel rapid forging forming device.
Background
The high-speed steel is a tool steel with high hardness, high wear resistance and high heat resistance, which is also called high-speed tool steel or high-speed steel, and the powder metallurgy high-speed steel is also called powder high-speed steel which is the manufacturing technology of alloy powder. In the manufacturing process of powder metallurgy high-speed steel, forging is required, and a forging device (die) is used.
For example, authority bulletin number CN212577415U discloses a forging die for special-shaped forgings, which comprises a first fixing base, a lower forging die, an upper forging die, a second fixing base and a water pump, wherein the top end of the first fixing base is fixedly connected with the lower forging die, the top end surface of the lower forging die is fixedly connected with a positioning rod, the positioning rod is inserted into the upper forging die, and the top end of the upper forging die is fixedly connected with the second fixing base. For example, CN215966303U discloses a fast forging forming die for powder metallurgy high-speed steel, which comprises a die seat, a lower die and an upper die, wherein a lifting plate mounting groove is formed in the die seat, a motor is mounted on the inner side of the die seat, a jacking block is connected with a power output shaft of the motor, a die cavity is formed in the upper portion of the lower die, damping grooves are formed in two sides of the lower die, one end of each damping spring is mounted in the damping groove, and the other end of each damping spring is provided with a damping seat.
However, in the above two technical schemes, the lower die of the two technical schemes is integrally formed in the actual forging process, the forged high-speed steel workpiece is filled in the lower die plate and the lower die core, the forged high-speed steel cannot be completely cooled, the bottom of the high-speed steel can deform under the top pressure of the ejection component, the high-speed steel can be bent and stretched when serious, the trimming and punching of the rear section are greatly affected, and even the scrapping phenomenon of the whole forged high-speed steel workpiece can occur, so that improvement on the problem is needed.
Disclosure of Invention
In view of one or more of the above-mentioned drawbacks or improvements of the prior art, the present utility model provides a powder metallurgy high-speed steel rapid forging forming device, which has the advantage of facilitating the removal of finished rough blank high-speed steel.
In order to achieve the above purpose, the utility model provides a powder metallurgy high-speed steel rapid forging forming device, which comprises a lower die plate, wherein a lower die body is fixedly arranged on the lower die plate;
the upper die plate is arranged above the lower die body, and the upper die body is fixedly arranged on the upper die plate; a support column is fixedly arranged on one side surface, close to the lower die body, of the upper die body, and an upper die core is fixedly arranged on the support column; and at least two groups of hydraulic cylinders are arranged on the lower die body, and each group of hydraulic cylinders is connected with a half die core through a hydraulic cylinder connecting base plate;
the hydraulic cylinder is used for driving the half die cores to be close to or far away from each other on the lower die body, the closed lower die cores are formed when the half die cores are attached, and the forging cavity is formed when the upper die body, the upper die cores and the closed lower die cores are attached.
As a further improvement of the utility model, two groups of hydraulic cylinders are arranged, the two groups of hydraulic cylinders are oppositely arranged, a connecting seat is also arranged on the hydraulic cylinders, the connecting seat is used for fixing the connection between the hydraulic cylinders and the lower die body, the output end of the hydraulic cylinders is also sheathed with a hydraulic cylinder connecting base plate, one end of the hydraulic cylinder connecting base plate, which is far away from the hydraulic cylinders, is fixedly connected with a half die core, and the two groups of half die cores form a closed lower die core when being mutually bonded.
As a further improvement of the utility model, a backing plate is also fixedly arranged on the inner side surface of the half mold core, and the size of the backing plate is matched with the size of the inner side surface of the half mold core.
As a further improvement of the utility model, the two opposite side surfaces of the lower template are fixedly provided with first lifting lugs, the two opposite side surfaces of the upper template are fixedly provided with second lifting lugs, the first lifting lugs are fixedly provided with connecting rods, the connecting rods penetrate through the second lifting lugs, and the upper template longitudinally displaces in the connecting rods through the second lifting lugs.
As a further improvement of the utility model, a limiting plate is fixedly arranged at one end of the connecting rod, which is far away from the first lifting lug, and the size of the limiting plate is larger than that of the connecting rod.
As a further development of the utility model, the dimensions of the upper mold core are adapted to the dimensions of the lower mold core which form a closure when the two half mold cores are mutually bonded.
As a further improvement of the present utility model, the shape of the upper mold core is rectangular, and the shapes of the two groups of half mold cores are rectangular.
As a further development of the utility model, the two sets of half cores are identical in size and, when they are mutually bonded, are in seamless bonding.
As a further improvement of the utility model, the upper end face of the upper template is also fixedly provided with a forging oil cylinder connecting substrate.
In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:
according to the powder metallurgy high-speed steel rapid forging forming device, the heated rough blank high-speed steel is placed into the half mold core through the hydraulic oil cylinder, at the moment, the half mold core positioned at the opposite position is propped against the output end of the hydraulic oil cylinder to tightly attach the rough blank high-speed steel, the rough blank high-speed steel is clamped and folded, the forging oil cylinder is opened, the upper template is pushed by the forging oil cylinder to longitudinally move to forge the rough blank high-speed steel, after the forging process is finished, the forged rough blank high-speed steel can be taken out, the problem that the bottom of the high-speed steel is deformed due to incomplete cooling of the forged high-speed steel and the phenomenon of bending and stretching of the high-speed steel is caused under the top pressure of a top material component, the phenomenon of the scrap of a rear section is brought about, and even the whole forged high-speed steel workpiece is scrapped is caused, the forged high-speed steel can be taken out directly, and the problem of taking out of the top material component in the prior art is solved.
Drawings
FIG. 1 is a schematic view of a quick forging device of the present utility model in a closed mold configuration;
FIG. 2 is an exploded view of the quick forging device of the present utility model when opened;
FIG. 3 is a front view of the quick forging device of the present utility model;
FIG. 4 is a cross-sectional view of A-A of FIG. 3 in accordance with the present utility model;
FIG. 5 is a cross-sectional view of B-B of FIG. 3 in accordance with the present utility model:
fig. 6 is a schematic view showing a structure of an upper die plate, an upper die body and an upper die core combined in the rapid forging device of the present utility model.
Like reference numerals denote like technical features throughout the drawings, in particular:
1. a lower template; 101. a first lifting lug; 102. a connecting rod; 103. a limiting plate;
2. a lower die body;
3. an upper template; 301. the second lifting lug;
4. an upper die body; 401. a support column; 402. an upper mold core;
5. a hydraulic cylinder; 501. a connecting seat; 502. the hydraulic cylinder is connected with the base plate; 503. a half mold core; 504. a backing plate;
6. the forging oil cylinder is connected with the base plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The terms "comprises," "comprising," and/or the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.
All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise defined. It should be noted that the terms used herein should be construed to have meanings consistent with the context of the present specification and should not be construed in an idealized or overly formal manner.
In the embodiment, as shown in fig. 1-6, a powder metallurgy high-speed steel rapid forging forming device comprises a lower die plate 1, wherein a lower die body 2 is fixedly arranged on the lower die plate 1; in this embodiment, the length and width of the lower die plate 1 and the thickness of the lower die plate 2 are the same, the thicknesses are different, the upper die plate 3 is arranged above the lower die plate 2, and the upper die plate 4 is fixedly arranged on the upper die plate 3; in this embodiment, the upper mold plate 3 and the upper mold plate 4 have the same length and width and different thickness, and are also described by plate shape, a support column 401 is fixedly arranged on one side surface of the upper mold plate 4, which is close to the lower mold plate 2, and an upper mold core 402 is fixedly arranged on the support column 401; and at least two groups of hydraulic cylinders 5 are fixedly arranged on the lower die body 2 through bolts, and half die cores 503 are connected to each group of hydraulic cylinders 5 through a hydraulic cylinder connecting substrate 502; the hydraulic cylinder 5 is used for driving the half mold cores 503 to approach or separate from each other on the lower mold body 2, the closed lower mold cores are formed when the half mold cores 503 are attached, the forging cavity is formed when the upper mold body 4, the upper mold cores 402 and the closed lower mold cores are attached, and in this embodiment, it is necessary to repeat that, the forging cylinder is shown in the figure.
When the hydraulic cylinder is actually used, firstly, heated rough blank high-speed steel is put into at least two half die cores 503, then, a switch of the hydraulic cylinder 5 is simultaneously opened, at the moment, the output end of the hydraulic cylinder 5 pushes against the half die cores 503 positioned at opposite positions to be tightly attached to the rough blank high-speed steel, so that the half die cores 503 clamp and retract the rough blank high-speed steel, the rough blank high-speed steel is placed in a forging cavity of a lower die core formed by bonding and closing at least two groups of half die cores 503, then, the forging cylinder is opened, the output end of the forging cylinder pushes an upper die plate 3 to move longitudinally, an upper die core 402 is pressed into a forging cavity, meanwhile, the rough blank high-speed steel is subjected to a forging process, after the forging process is completed, the switch of the forging cylinder is closed, the output end of the forging cylinder is returned, the upper die core 402 is returned to the original position, then, the output end of the hydraulic cylinder 5 is closed, the half die cores 503 withdraw from the rough blank high-speed steel, the forged high-speed steel can be effectively solved, the problem that the high-speed steel cannot be completely cooled, the top of a top member is completely, the top of the high-down part is pushed down, the high-speed steel is high, the high-speed deformation of the high-speed steel is directly occurs, and the high-speed top-speed deformation of the high-speed steel is formed, and the high-speed top deformation phenomenon is produced, and the high-quality steel is directly is formed, and the problem is that is high, and the high-speed top deformation phenomenon is made.
As a preferred embodiment in the present embodiment:
in the preferred embodiment for forging the coarse high-speed steel, two groups of hydraulic cylinders 5 are arranged, the two groups of hydraulic cylinders 5 are oppositely arranged, a connecting seat 501 is further arranged on the hydraulic cylinders 5, the connecting seat 501 is used for fixing connection between the hydraulic cylinders 5 and the lower die body 2, the output end of each hydraulic cylinder 5 is further sleeved with a hydraulic cylinder connecting substrate 502, one end, far away from the hydraulic cylinders 5, of each hydraulic cylinder connecting substrate 502 is fixedly connected with a half die core 503, and the two groups of half die cores 503 form a closed lower die core when being mutually bonded. In the preferred embodiment, the structure of the hydraulic cylinder 5 is further described, and it is also required to be described that the hydraulic cylinder connecting base plate 502 can be designed into different sizes according to actual requirements, so long as the smooth operation of the half mold core 503 can be ensured.
In other preferred embodiments, the lower portion of the half mold core 503 may be additionally provided with a sliding rail, and the upper end surface of the lower mold body 2 is provided with a sliding rail, so that the operation of the half mold core 503 on the lower mold body 2 may be optimized, so that the service life of the hydraulic cylinder 5 when pushing the half mold core 503 is longer, and the friction force when the half mold core 503 slides on the lower mold body 2 is reduced.
As a preferred embodiment in the present embodiment:
in order to further improve the bearing effect of the two groups of half mold cores 503 on the rough blank high-speed steel in the forming forging cavity, the inner side surface of the half mold cores 503 is fixedly provided with a backing plate 504, the size of the backing plate 504 is matched with the size of the inner side surface of the half mold cores 503, the material of the backing plate 504 can be limited according to the actual technological condition, and in the preferred embodiment, the backing plate 504 is not excessively limited as long as the bearing effect of the rough blank high-speed steel can be improved.
As a preferred embodiment in the present embodiment:
in order to further improve the relevance of the upper mold core 402 in the forging cavity of the lower mold core formed by the lamination and closure of the half mold core 503, the two opposite side surfaces of the lower mold plate 1 are fixedly provided with the first lifting lugs 101, the two opposite side surfaces of the upper mold plate 3 are fixedly provided with the second lifting lugs 301, the first lifting lugs 101 are fixedly provided with the connecting rods 102, and the connecting rods 102 penetrate through the second lifting lugs 301, wherein the upper mold plate 3 longitudinally displaces in the connecting rods 102 through the second lifting lugs 301.
In practical use, the shape of the connecting rod 102 is illustrated in a column shape, and when the upper mold core 402 is pushed into the half mold core 503 by the upper mold plate 3 and the upper mold body 4, the upper mold plate 3 and the upper mold body 4 can be longitudinally displaced on the connecting rod 102, so that the whole device can effectively realize integral linkage operation, and the situation that offset forging occurs to the upper parts of the upper mold plate 3 and the upper mold body 4 is avoided, and the integral relevance of the device is further improved.
As a preferred embodiment in the present embodiment:
in order to prevent the forging cylinder from driving the upper die plate 3 and the upper die body 4 to move on the connecting rod 102 to be separated from the connecting rod 102, wherein a limiting plate 103 is further fixedly arranged at one end, far away from the first lifting lug 101, of the connecting rod 102, the size of the limiting plate 103 is larger than that of the connecting rod 102, and in the preferred embodiment, the connecting rod 102 can be used for effectively preventing the forging cylinder from driving the upper die plate 3 and the upper die body 4 to move on the connecting rod 102 to be separated from the connecting rod 102.
As a preferred embodiment in the present embodiment:
to further enhance forging of the blank high speed steel, the dimensions of the upper mold core 402 are adapted to the dimensions of the lower mold core that form a closure when the two sets of mold half cores 503 are attached to each other.
As a preferred embodiment in the present embodiment:
in a preferred embodiment, the upper mold core 402 is rectangular in shape and both sets of half mold cores 503 are rectangular in shape.
Of course, in other embodiments, the shapes of the upper mold core 402 and the half mold core 503 may be designed according to the actual requirements, and not only rectangular, but also disk-shaped or other irregular shapes are not listed here too much.
As a preferred embodiment in the present embodiment:
in the preferred embodiment, the two sets of half cores 503 have the same size, and the two sets of half cores 503 are in seamless fit when being mutually fit, so that the two sets of half cores 503 have the same size and are in seamless fit, so that the effect is better when the coarse blank high-speed steel is forged, distortion and deformation can not occur, the phenomenon of seam leakage occurs in a gap where the two half cores 503 are connected, and the burr or corner is removed conveniently when the coarse blank high-speed steel flows into the rear section.
As a preferred embodiment in the present embodiment:
in order to improve the connection stability of the forging oil cylinder and the upper template 3, in the preferred embodiment, the upper end surface of the upper template 3 is further fixedly provided with a forging oil cylinder connection substrate 6, and the effect of connection of the upper template 3 and the forging oil cylinder can be better through the arranged forging oil cylinder connection substrate 6.
In conclusion, through the hydraulic cylinder 5 that sets up, put into at least two half die cores 503 with the thick embryo high-speed steel after heating, the output top of hydraulic cylinder 5 moves the half die core 503 that is located the relative position and hugs closely in thick embryo high-speed steel this moment, thick embryo high-speed steel carries out the centre gripping and receive and releases, make thick embryo high-speed steel place in the forging die cavity of the closed lower mold core that forms that at least two sets of half die cores 503 laminate, open the forging cylinder thereupon, the output of forging cylinder promotes cope match-plate pattern 3 and carries out fore-and-aft movement, with upper mold core 402 impressing into the forging die cavity, carry out forging technology to thick embryo high-speed steel simultaneously, after forging technology is accomplished, close the switch of forging cylinder, the output of cylinder is returned simultaneously with upper mold core 402 and return to the normal position, afterwards, the output of hydraulic cylinder 5 is returned, withdraw half die core 503 from the thick embryo high-speed steel that finishes, can effectually solve the high-speed steel after forging because still can not cool down completely, can lead to the bottom of high-speed steel to take place at the top of the liftout, the high-speed steel when serious high-speed bending, the high-speed bending can make the high-speed bending, the high-speed forging section can make the high-speed forging, the high-speed forging section take out the high-speed deformation can make the problem that the high-speed forging section directly take out the high-speed to take out the forging piece to take out, the high-speed forging piece to take out the problem directly has occurred, the problem that can make the problem of the appearance in the prior art has been made.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A powder metallurgy high-speed steel rapid forging forming device is characterized by comprising
The lower die comprises a lower die plate (1), wherein a lower die body (2) is fixedly arranged on the lower die plate (1);
the upper die plate (3) is arranged above the lower die body (2), and an upper die body (4) is fixedly arranged on the upper die plate (3); a supporting column (401) is fixedly arranged on one side surface, close to the lower die body (2), of the upper die body (4), and an upper die core (402) is fixedly arranged on the supporting column (401); and
at least two groups of hydraulic cylinders (5) are arranged on the lower die body (2), and half die cores (503) are connected to each group of hydraulic cylinders (5) through a hydraulic cylinder connecting substrate (502);
the hydraulic cylinder (5) is used for driving the half die cores (503) to be close to or far away from each other on the lower die body (2), a closed lower die core is formed when the half die cores (503) are attached, and a forging cavity is formed when the upper die body (4), the upper die core (402) and the lower die core which is closed when the half die cores (503) are attached.
2. The powder metallurgy high-speed steel rapid forging forming device according to claim 1, wherein two groups of hydraulic cylinders (5) are arranged, the two groups of hydraulic cylinders (5) are arranged oppositely, a connecting seat (501) is further arranged on the hydraulic cylinders (5), the connecting seat (501) is used for fixing connection between the hydraulic cylinders (5) and the lower die body (2), a hydraulic cylinder connecting base plate (502) is further sleeved at the output end of the hydraulic cylinders (5), a half die core (503) is fixedly connected to one end, far away from the hydraulic cylinders (5), of the hydraulic cylinder connecting base plate (502), and a closed lower die core is formed when the two groups of half die cores (503) are mutually attached.
3. The powder metallurgy high-speed steel rapid forging forming device according to claim 2, wherein a backing plate (504) is further fixedly arranged on the inner side surface of the half die core (503), and the size of the backing plate (504) is matched with the size of the inner side surface of the half die core (503).
4. The powder metallurgy high-speed steel rapid forging forming device according to claim 1, wherein two opposite side surfaces of the lower die plate (1) are fixedly provided with first lifting lugs (101), two opposite side surfaces of the upper die plate (3) are fixedly provided with second lifting lugs (301), connecting rods (102) are fixedly provided on the first lifting lugs (101), the connecting rods (102) penetrate through the second lifting lugs (301), and the upper die plate (3) is longitudinally displaced in the connecting rods (102) through the second lifting lugs (301).
5. The powder metallurgy high-speed steel rapid forging forming device according to claim 4, wherein a limiting plate (103) is further fixedly arranged at one end, far away from the first lifting lug (101), of the connecting rod (102), and the size of the limiting plate (103) is larger than that of the connecting rod (102).
6. The powder metallurgy high-speed steel rapid forging forming apparatus according to claim 2, wherein the size of the upper die core (402) is adapted to the size of a lower die core which forms a closure when the two sets of half die cores (503) are fitted to each other.
7. The rapid forging apparatus for powder metallurgy high-speed steel according to claim 6, wherein the upper die core (402) is rectangular in shape, and both of the half die cores (503) are rectangular in shape.
8. The powder metallurgy high-speed steel rapid forging forming apparatus according to claim 7, wherein the two sets of half cores (503) are identical in size and are seamlessly bonded when the two sets of half cores (503) are bonded to each other.
9. The rapid forging forming device for powder metallurgy high-speed steel according to any one of claims 1 to 8, wherein the upper end surface of the upper die plate (3) is further fixedly provided with a forging oil cylinder connecting base plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223244493.2U CN219025807U (en) | 2022-12-05 | 2022-12-05 | Powder metallurgy high-speed steel rapid forging forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223244493.2U CN219025807U (en) | 2022-12-05 | 2022-12-05 | Powder metallurgy high-speed steel rapid forging forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219025807U true CN219025807U (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223244493.2U Active CN219025807U (en) | 2022-12-05 | 2022-12-05 | Powder metallurgy high-speed steel rapid forging forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219025807U (en) |
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2022
- 2022-12-05 CN CN202223244493.2U patent/CN219025807U/en active Active
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Address after: Yandan Town, Danjiang City, Jiangsu Province Patentee after: Jiangsu Tiangong Aihe Technology Co.,Ltd. Address before: Yandan Town, Danjiang City, Jiangsu Province Patentee before: TIANGONG AIHE SPECIAL STEEL Co.,Ltd. |
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