CN111590007A - Hot forging forming process for large-size stainless steel plate - Google Patents
Hot forging forming process for large-size stainless steel plate Download PDFInfo
- Publication number
- CN111590007A CN111590007A CN202010374000.3A CN202010374000A CN111590007A CN 111590007 A CN111590007 A CN 111590007A CN 202010374000 A CN202010374000 A CN 202010374000A CN 111590007 A CN111590007 A CN 111590007A
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- hot forging
- fixed
- stainless steel
- forging forming
- forming process
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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
-
- 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
-
- 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
- B21J9/02—Special design or construction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The invention belongs to the technical field of hot forging forming of stainless steel plates, and particularly relates to a hot forging forming process of a large-size stainless steel plate, wherein a forming device used in the process comprises a machine body, a support frame is fixed on the side surface of the machine body, a control box is installed on the support frame, and a support table is fixed on the top of the machine body; according to the invention, the protection mechanism is arranged on the machine body, the protection of a user is increased by using the protection cover with the U-shaped structure, and the damage to the user during the operation of the hot forging forming device is reduced; the ventilation grooves distributed at intervals are formed in the moisture-proof plate, so that the air circulation at the bottom of the control box is accelerated, and the moisture of the control box is reduced; through the fixed buffer gear in the bottom four corners of organism, during the operation, the organism is exerted pressure to the activity post, and activity post compression spring to in the activity of fixed intracavity, the spring that compresses resets promotes the activity post upwards, utilizes reciprocal the effect that reaches the hot forging forming device buffering of spring.
Description
Technical Field
The invention belongs to the technical field of hot forging forming of stainless steel plates, and particularly relates to a hot forging forming process of a large-size stainless steel plate.
Background
The hydraulic machine is a machine which uses liquid as working medium and is made up according to Pascal principle for transferring energy to implement various processes, and is generally formed from three portions of machine (main machine), power system and hydraulic control system. The stainless steel plate is usually subjected to hot forging molding by using a hydraulic press.
However, the forming device used in the existing large-specification stainless steel plate hot forging forming process still has some unreasonable factors when in use, and the existing large-specification stainless steel plate hot forging forming device has the following defects when in use:
1. because of the lack of protection, the hidden danger of injury to users exists during operation;
2. the buffering is inconvenient, and the load borne by the hot forging forming device is increased;
3. the control box is direct to contact with the support frame, and is not favorable for preventing moisture of the control box.
Disclosure of Invention
The invention aims to provide a hot forging forming process for large-sized stainless steel plates, which aims to solve the problem that the hidden danger of injury to users exists during operation due to the lack of protection in the background technology; the buffering is inconvenient, and the load borne by the hot forging forming device is increased; the control box is direct to contact with the support frame, and is not favorable for the dampproofing problem of control box.
In order to achieve the purpose, the invention provides the following technical scheme: a hot forging forming process for large-size stainless steel plates comprises the following steps:
s1: placing the heated stainless steel plate on a support table of a forming device and placing the stainless steel plate stably;
s2: after the stainless steel plate in the step S1 is placed, the operator picks up the protective cover with the U-shaped structure, so that the sliding block of the protective cover with the U-shaped structure is inserted into the sliding groove of the machine body 1, and the open end of the protective cover with the U-shaped structure is opposite to the position where the user stands, so that the protective cover 7 with the U-shaped structure is used for protecting the user;
s3: after the protective cover is installed, an operator controls the box so as to control the forming device to start working;
s4: after forging, an operator operates the control box to control the forming device to stop working, and then the forged stainless steel plate is taken out;
the forming device in the S1 comprises a machine body, wherein a support frame is fixed on the side surface of the machine body, a control box is installed on the support frame, a support table is fixed on the top of the machine body, guide columns are fixed on four corners of the top of the support table, a support plate is fixed on the top of each guide column, a hydraulic cylinder is fixed on the top of each support plate, a hydraulic rod is arranged on each hydraulic cylinder, the hydraulic rods penetrate through the support plates, a press plate is connected to the bottoms of the hydraulic rods, the press plate can move on the guide columns in a vertically reciprocating mode, a protection mechanism is further arranged on the machine body, and a moisture-proof mechanism is further arranged at the connection position of the control box and the;
supporting plates are arranged on two sides of the machine body; the supporting plates are arranged in an arc shape and are hinged on the side wall of the machine body; the free end of the supporting plate is provided with a groove; a convex block is arranged on the outer side of the protective cover; the lug is made of magnetic materials and matched with the groove.
Preferably, the protection mechanism comprises a protection cover, a sliding block and a sliding groove, the sliding groove is formed in the top of the machine body, the protection cover is of a U-shaped structure, and the sliding block matched with the sliding groove is fixed at the bottom of the protection cover.
Preferably, the sliding block and the sliding groove are both in an inverted T-shaped structure.
Preferably, the shield is transparent.
Preferably, dampproofing mechanism includes dampproofing board and ventilation groove, dampproofing board is fixed in the bottom of control box, a plurality of interval distribution's ventilation groove has been seted up at the top of dampproofing board.
Preferably, the bottom four corners of organism is fixed with buffer gear, and this buffer gear includes activity post, spring and support column, fixed chamber has been seted up to the inside of support column, the fixed chamber of one end embedding of activity post, the other end stretch out fixed chamber to be connected with the bottom of organism, the one end of spring is connected with the embedding end terminal surface of activity post, and the other end is connected at the bottom of the chamber in fixed chamber.
Preferably, the medial surface in fixed chamber is provided with two relative distribution's slide rail, the embedding end lateral surface of activity post is fixed with slide rail assorted gleitbretter, the port department of slide rail is fixed with the spacing piece.
Preferably, a PLC controller is arranged in the control box, and the hydraulic cylinder is electrically connected with the PLC controller.
Compared with the prior art, the invention has the beneficial effects that:
(1) by arranging the protection mechanism on the machine body, the protection of a user is increased by using the protection cover with the U-shaped structure, and the damage to the user during the operation of the hot forging forming device is reduced;
(2) the moisture-proof mechanism is arranged at the joint of the control box and the support frame, so that the control box is prevented from directly contacting the support frame, and the ventilation grooves distributed at intervals are formed in the moisture-proof plate, so that the air circulation at the bottom of the control box is accelerated, and the damp of the control box is reduced;
(3) through the fixed buffer gear in the bottom four corners of organism, during the operation, the organism is exerted pressure to the activity post, and activity post compression spring to in the activity of fixed intracavity, the spring that compresses resets promotes the activity post upwards, utilizes reciprocal the effect that reaches the hot forging forming device buffering of spring.
Drawings
FIG. 1 is a schematic view of a molding apparatus used in the present invention;
FIG. 2 is an enlarged view of the area A in FIG. 1 according to the present invention;
FIG. 3 is a partial cross-sectional structural schematic view of a molding apparatus used in the present invention;
FIG. 4 is an enlarged view of the region C of FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of the area B in FIG. 3 according to the present invention;
FIG. 6 is a schematic view showing the positional relationship between the support plate and the protective cover of the molding device;
FIG. 7 is a diagram illustrating the steps of the present invention;
in the figure: 1. a body; 2. a buffer mechanism; 3. a support frame; 4. a moisture-proof plate; 5. a control box; 6. a support table; 7. a protective cover; 8. a guide post; 9. a hydraulic cylinder; 10. a hydraulic lever; 11. a support plate; 12. pressing a plate; 13. a slider; 14. a chute; 15. a movable post; 16. a spring; 17. a fixed cavity; 18. a slide rail; 19. a support pillar; 20. sliding blades; 21. a limiting sheet; 22. a ventilation slot; 23. a support plate; 24. a groove; 25. and (4) a bump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a hot forging forming process for large-size stainless steel plates comprises the following steps:
s1: placing the heated stainless steel plate on a support table 6 of a forming device and placing the stainless steel plate stably;
s2: after the stainless steel plate in the step S1 is placed, the operator picks up the U-shaped protective cover 7, so that the slider 13 of the U-shaped protective cover 7 is inserted into the sliding groove 14 of the machine body 1, the open end of the U-shaped protective cover 7 is opposite to the position where the user stands, and the protective cover 7 of the U-shaped structure is used for increasing the protection of the user;
s3: after the protective cover 7 is installed, an operator controls the box 5 so as to control the forming device to start working;
s4: after forging, an operator operates the control box 5 to control the forming device to stop working, and then the forged stainless steel plate is taken out;
wherein, forming device in S1 includes organism 1, the side surface of organism 1 is fixed with support frame 3, install control box 5 on this support frame 3, organism 1 'S top is fixed with brace table 6, the top four corners of this brace table 6 is fixed with guide post 8, the top of this guide post 8 is fixed with backup pad 11, backup pad 11' S top is fixed with pneumatic cylinder 9, be provided with hydraulic stem 10 on this pneumatic cylinder 9, hydraulic stem 10 runs through backup pad 11, and the bottom of hydraulic stem 10 is connected with clamp plate 12, this clamp plate 12 can be reciprocal from top to bottom move about on guide post 8, still be provided with protection machanism on the organism 1, the junction of control box 5 and support frame 3 still is provided with dampproofing mechanism.
The protection mechanism comprises a protection cover 7, a sliding block 13 and a sliding groove 14, the sliding groove 14 is formed in the top of the machine body 1, the protection cover 7 is of a U-shaped structure, the sliding block 13 matched with the sliding groove 14 is fixed at the bottom of the protection cover 7, when the protection mechanism is used, the protection cover 7 of the U-shaped structure is taken up, so that the sliding block 13 of the protection cover 7 of the U-shaped structure is inserted into the sliding groove 14 of the machine body 1, the opening end of the protection cover 7 of the U-shaped structure is opposite to the position where a user stands, the protection mechanism utilizes the protection cover 7 of the U-shaped structure to increase protection for the user, and injury to the user during operation of the;
supporting plates 23 are arranged on two sides of the machine body 1; the supporting plate 23 is arranged in an arc shape, and the supporting plate 23 is hinged on the side wall of the machine body 1; the free end of the supporting plate 23 is provided with a groove 24; a convex block 25 is arranged on the outer side of the protective cover 7; the projection 25 is made of a magnetic material, and the projection 25 is matched with the groove 24. When the protective hood 7 is used for protecting workers on site during work, the protective hood 7 is installed on the sliding groove 14 on the machine body 1, so that the protective hood 7 is unstable, and therefore, the supporting plates 23 which are hinged to two sides of the machine body 1 are used for rotating the vertically placed supporting plates 23 when the protective hood 7 needs to be supported until the free ends of the supporting plates 23 are in contact with the protective hood 7, so that the protective hood 7 is supported; the magnetic lug 25 is matched with the groove 24, so that the supporting stability of the supporting plate 23 is guaranteed, and the magnetic lug can attract scraps possibly generated in the protective cover, so that potential safety hazards caused by flying are avoided, and the safety of the invention is greatly improved.
In this embodiment, preferably, the sliding block 13 and the sliding groove 14 are both of an inverted "T" shaped structure, so that the sliding block 13 can move in the sliding groove 14 conveniently.
In this embodiment, the protection cover 7 is preferably transparent, so that the operation of the hot forging apparatus can be easily observed through the transparent protection cover 7.
In this embodiment, it is preferred, dampproofing mechanism includes dampproofing board 4 and ventilation groove 22, and dampproofing board 4 welds in the bottom of control box 5, and a plurality of interval distribution's ventilation groove 22 has been seted up at the top of dampproofing board 4, has avoided the direct and support frame 3's of control box 5 contact, through set up a plurality of interval distribution's ventilation groove 22 on dampproofing board 4, has accelerated the circulation of air of control box 5 bottom, has reduced the weing of control box 5.
In this embodiment, preferably, buffer gear 2 is fixed at four corners of the bottom of machine body 1, buffer gear 2 includes movable column 15, spring 16 and support column 19, fixed cavity 17 has been seted up to the inside of support column 19, fixed cavity 17 is embedded to the one end of movable column 15, the other end stretches out fixed cavity 17, and be connected with the bottom of machine body 1, the one end of spring 16 is connected with the end face of the embedding end of movable column 15, the other end is connected with the chamber bottom of fixed cavity 17, during the operation, machine body 1 pressurizes movable column 15, movable column 15 compresses spring 16, and in the activity of fixed cavity 17, compressed spring 16 resets, promote movable column 15 upwards, utilize reciprocal the effect that reaches the hot forging forming device buffering of spring 16.
In this embodiment, preferably, two sliding rails 18 are disposed on an inner side surface of the fixed cavity 17, the sliding blade 20 matched with the sliding rail 18 is fixed on an outer side surface of the embedded end of the movable column 15, a limiting piece 21 is fixed at a port of the sliding rail 18, so that the movable column 15 can move in the fixed cavity 17 conveniently, and the arrangement of the limiting piece 21 limits a moving range of the movable column 15.
In this embodiment, preferably, a PLC controller is provided in the control box 5, and the hydraulic cylinder 9 is electrically connected to the PLC controller, so that a user can control the operation of the hydraulic cylinder 9 by operating the control box 5.
The working principle and the using process of the invention are as follows: the protective cover 7 is of a U-shaped structure, a sliding block 13 matched with the sliding groove 14 is fixed at the bottom of the protective cover 7, when the protective cover 7 is used, the protective cover 7 of the U-shaped structure is taken up, so that the sliding block 13 of the protective cover 7 of the U-shaped structure is inserted into the sliding groove 14 of the machine body 1, the opening end of the protective cover 7 of the U-shaped structure is opposite to the position where a user stands, the protective cover 7 of the U-shaped structure is used for increasing protection on the user, the damage to the user during operation of the hot forging forming device is reduced, and the protective cover 7 is transparent, so that the operation of the hot forging forming device can be observed through the transparent protective;
when the protective cover 7 is used for protecting workers on site, the protective cover 7 is installed on the sliding groove 14 on the machine body 1, so that the protective cover 7 is unstable, therefore, the supporting plates 23 which are hinged on two sides of the machine body 1 are used for rotating the vertically placed supporting plates 23 when the protective cover 7 needs to be supported, and the protective cover 7 is supported until the free ends of the supporting plates 23 are contacted with the protective cover 7; the magnetically arranged convex blocks 25 are matched with the grooves 24, so that the supporting stability of the supporting plate 23 is ensured, and the magnetically arranged convex blocks attract the fragments possibly generated in the protective cover, so that the potential safety hazard caused by the flying disorder is avoided, and the safety of the invention is greatly improved;
the moisture-proof plate 4 is welded at the bottom of the control box 5, the top of the moisture-proof plate 4 is provided with a plurality of ventilation grooves 22 which are distributed at intervals, so that the control box 5 is prevented from directly contacting the support frame 3, and the ventilation at the bottom of the control box 5 is accelerated and the damp of the control box 5 is reduced by arranging the ventilation grooves 22 which are distributed at intervals on the moisture-proof plate 4;
a fixed cavity 17 is formed in the supporting column 19, one end of the movable column 15 is embedded into the fixed cavity 17, the other end of the movable column 15 extends out of the fixed cavity 17 and is connected with the bottom of the machine body 1, one end of the spring 16 is connected with the end face of the embedded end of the movable column 15, the other end of the spring is connected with the cavity bottom of the fixed cavity 17, when the machine body 1 is in operation, the movable column 15 is pressed, the movable column 15 compresses the spring 16 and moves in the fixed cavity 17, the compressed spring 16 resets to push the movable column 15 upwards, and the cushioning effect of the hot forging forming device is achieved by the reciprocating of the spring 16;
the work piece is forged and pressed, after the forging and pressing, operation control box 5 for pneumatic cylinder 9 drives and to treat the work piece of processing and place a supporting bench 6 in, operation control box 5 makes hydraulic stem 10 on the pneumatic cylinder 9 activity down, and hydraulic stem 10 drives clamp plate 12 down along the activity of guide post 8, thereby drives clamp plate 12 upwards to hydraulic stem 10, and hydraulic stem 10 upwards drives clamp plate 12 and rises, takes out the stainless steel panel after the forging and pressing, according to above-mentioned mode, carries out the operation to the stainless steel panel of next treating processing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A hot forging forming process for large-size stainless steel plates is characterized by comprising the following steps:
s1: placing the heated stainless steel plate on a support table 6 of a forming device and placing the stainless steel plate stably;
s2: after the stainless steel plate in the step S1 is placed, the operator picks up the U-shaped protective cover 7, so that the slider 13 of the U-shaped protective cover 7 is inserted into the sliding groove 14 of the machine body 1, the open end of the U-shaped protective cover 7 is opposite to the position where the user stands, and the protective cover 7 of the U-shaped structure is used for increasing the protection of the user;
s3: after the protective cover 7 is installed, an operator controls the box 5 so as to control the forming device to start working;
s4: after forging, an operator operates the control box 5 to control the forming device to stop working, and then the forged stainless steel plate is taken out;
wherein, the forming device in S1 comprises a machine body (1), a supporting frame (3) is fixed on the side surface of the machine body (1), a control box (5) is arranged on the supporting frame (3), a supporting table (6) is fixed on the top of the machine body (1), four corners of the top of the supporting platform (6) are fixed with guide columns (8), the top of each guide column (8) is fixed with a supporting plate (11), the top of each supporting plate (11) is fixed with a hydraulic cylinder (9), a hydraulic rod (10) is arranged on the hydraulic cylinder (9), the hydraulic rod (10) penetrates through the support plate (11), the bottom of the hydraulic rod (10) is connected with a pressure plate (12), the pressing plate (12) can move on the guide post (8) in a reciprocating way up and down, the machine body (1) is also provided with a protection mechanism, a damp-proof mechanism is further arranged at the joint of the control box (5) and the support frame (3); the protection mechanism comprises a protection cover (7), a sliding block (13) and a sliding groove (14), the sliding groove (14) is formed in the top of the machine body (1), the protection cover (7) is of a U-shaped structure, and the sliding block (13) matched with the sliding groove (14) is fixed at the bottom of the protection cover (7);
supporting plates (23) are arranged on two sides of the machine body (1); the supporting plate (23) is arranged in an arc shape, and the supporting plate (23) is hinged on the side wall of the machine body (1); the free end of the supporting plate (23) is provided with a groove (24); a convex block (25) is arranged on the outer side of the protective cover (7); the lug (25) is made of magnetic materials, and the lug (25) is matched with the groove (24).
2. The hot forging forming process of the large-size stainless steel plate as claimed in claim 1, wherein the hot forging forming process comprises the following steps: the sliding block (13) and the sliding groove (14) are both of inverted T-shaped structures.
3. The hot forging forming process of the large-size stainless steel plate as claimed in claim 1, wherein the hot forging forming process comprises the following steps: the protective cover (7) is transparent.
4. The hot forging forming process of the large-size stainless steel plate as claimed in claim 1, wherein the hot forging forming process comprises the following steps: dampproofing mechanism includes dampproofing board (4) and ventilation groove (22), dampproofing board (4) are fixed in the bottom of control box (5), ventilation groove (22) of a plurality of interval distribution are seted up at the top of dampproofing board (4).
5. The hot forging forming process of the large-size stainless steel plate as claimed in claim 1, wherein the hot forging forming process comprises the following steps: the bottom four corners of organism (1) is fixed with buffer gear (2), and this buffer gear (2) are including activity post (15), spring (16) and support column (19), fixed chamber (17) have been seted up to the inside of support column (19), the one end embedding of activity post (15) is fixed chamber (17), and fixed chamber (17) are stretched out to the other end to be connected with the bottom of organism (1), the one end of spring (16) is connected with the end face of the embedded end of activity post (15), and the other end is connected at the bottom of the chamber of fixed chamber (17).
6. The hot forging forming process of the large-size stainless steel plate as claimed in claim 5, wherein the hot forging forming process comprises the following steps: the medial surface of fixed chamber (17) is provided with two relative distribution's slide rail (18), the embedding end lateral surface of activity post (15) is fixed with gleitbretter (20) with slide rail (18) assorted, the port department of slide rail (18) is fixed with spacing piece (21).
7. The hot forging forming process of the large-size stainless steel plate as claimed in claim 1, wherein the hot forging forming process comprises the following steps: a PLC controller is arranged in the control box (5), and the hydraulic cylinder (9) is electrically connected with the PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010374000.3A CN111590007A (en) | 2020-05-06 | 2020-05-06 | Hot forging forming process for large-size stainless steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010374000.3A CN111590007A (en) | 2020-05-06 | 2020-05-06 | Hot forging forming process for large-size stainless steel plate |
Publications (1)
| Publication Number | Publication Date |
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| CN111590007A true CN111590007A (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010374000.3A Withdrawn CN111590007A (en) | 2020-05-06 | 2020-05-06 | Hot forging forming process for large-size stainless steel plate |
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| Country | Link |
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| CN (1) | CN111590007A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399575A (en) * | 2021-06-09 | 2021-09-17 | 安徽省正大电力建设有限公司 | Aluminum block tablet press and using method thereof |
| CN114985659A (en) * | 2022-05-16 | 2022-09-02 | 泰州华泽金属工业有限公司 | Processing equipment for stainless steel plate |
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| JPS58168424A (en) * | 1982-03-31 | 1983-10-04 | Kanazawashi | Foil manufacturing machine with vibration and sound proof structure |
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| CN205968509U (en) * | 2016-08-26 | 2017-02-22 | 重庆新钰立金属科技有限公司 | Multi -functional auto -parts grinding device |
| CN207825523U (en) * | 2017-12-27 | 2018-09-07 | 东莞市乐怡特电子科技有限公司 | A kind of durable type hydraulic machine |
| CN110497650A (en) * | 2019-07-10 | 2019-11-26 | 合肥格美塑业包装有限公司 | A kind of craftwork package molding machine and its application method |
| CN210231388U (en) * | 2019-04-16 | 2020-04-03 | 青岛东方弘坤生物科技有限公司 | Forging forming equipment for coal mine scraper production |
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2020
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|---|---|---|---|---|
| JPS58168424A (en) * | 1982-03-31 | 1983-10-04 | Kanazawashi | Foil manufacturing machine with vibration and sound proof structure |
| CN205289549U (en) * | 2015-12-22 | 2016-06-08 | 杭州锻压机床有限公司 | Punching machine |
| CN205968509U (en) * | 2016-08-26 | 2017-02-22 | 重庆新钰立金属科技有限公司 | Multi -functional auto -parts grinding device |
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| CN210231388U (en) * | 2019-04-16 | 2020-04-03 | 青岛东方弘坤生物科技有限公司 | Forging forming equipment for coal mine scraper production |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399575A (en) * | 2021-06-09 | 2021-09-17 | 安徽省正大电力建设有限公司 | Aluminum block tablet press and using method thereof |
| CN114985659A (en) * | 2022-05-16 | 2022-09-02 | 泰州华泽金属工业有限公司 | Processing equipment for stainless steel plate |
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Application publication date: 20200828 |
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