CN116422767A - Casting die bottom plate casting hole perforating device - Google Patents
Casting die bottom plate casting hole perforating device Download PDFInfo
- Publication number
- CN116422767A CN116422767A CN202310651852.6A CN202310651852A CN116422767A CN 116422767 A CN116422767 A CN 116422767A CN 202310651852 A CN202310651852 A CN 202310651852A CN 116422767 A CN116422767 A CN 116422767A
- Authority
- CN
- China
- Prior art keywords
- casting
- ring
- contact
- transverse channel
- bottom plate
- 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.)
- Granted
Links
- 238000005266 casting Methods 0.000 title claims abstract description 41
- 238000004080 punching Methods 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 19
- 239000004065 semiconductor Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims 4
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D37/16—Heating or cooling
-
- 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
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a casting die bottom plate casting hole punching device, which comprises an operating platform, an L-shaped mounting frame, a punching cylinder and a punching hydraulic cylinder, and belongs to the technical field of die processing.
Description
Technical Field
The invention belongs to the technical field of mold processing, and particularly relates to a punching device for casting holes of a bottom plate of a casting mold.
Background
After the production of the die is finished, holes are required to be punched on the surface of the die, the holes comprise casting holes, reflow holes, exhaust holes, guide pillar holes and the like, the casting holes are mostly positioned at the center of the section of the die, at present, when the casting holes of the bottom plate of the die are punched, in order to enable the holes to be positioned at the center of the bottom plate of the die, four sides are always adopted to simultaneously clamp the holes to enable the die to be aligned in the middle, but in the actual operation process, clamping equipment only generates unidirectional thrust on each side wall of the die, after the die is clamped, the side walls are easy to bend, bending deformation is often caused at the connecting positions of the side walls and the bottom plate of the die, and even the die is damaged, so that the punching device for the casting holes of the bottom plate of the casting die is required to be provided.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a casting hole punching device for a casting mold bottom plate, which solves the problems in the prior art.
The technical scheme adopted by the invention is as follows: the invention provides a casting mold bottom plate casting hole punching device, which comprises an operating table and an L-shaped mounting frame, wherein a placing table is arranged on the top wall of the operating table, a blanking hole is formed in the placing table, the blanking hole penetrates through the placing table from top to bottom, a punching cylinder is arranged right above the blanking hole and is arranged at the bottom end of a punching hydraulic cylinder, the punching hydraulic cylinder is arranged on the top bottom wall of the L-shaped mounting frame, the L-shaped mounting frame is arranged on the operating table, a semiconductor refrigerating sheet is arranged in the blanking hole and is annularly arranged, the top of the semiconductor refrigerating sheet is fixedly connected with a heat conducting ring, the bottom and the outer ring of the semiconductor refrigerating sheet are connected with heat insulation rubber pads, a conical opening is formed in the operating table, and the conical opening is located right below the blanking hole.
As a preferable technical scheme of the invention, the holding plate is arranged around the holding table, the contact air bags are arranged on the side wall of one side of the holding plate, the whole contact air bags are arranged in a matrix shape, the transverse channels are arranged between the upper contact air bag and the lower contact air bag, and the transverse channels penetrate through the holding plate on the horizontal plane.
As a preferable technical scheme of the invention, an exhaust channel is arranged in the clamping plate, one end of the exhaust channel is communicated with the contact air bag, the other end of the exhaust channel is communicated with a vertical channel, the vertical channel is perpendicular to the transverse channel and the exhaust channel, the vertical channel is communicated with the transverse channel, and a sealing sliding block is arranged in the transverse channel.
As a preferable technical scheme of the invention, one end of the transverse channel is provided with the contact ring, the contact ring and the contact air bag are positioned on the same side of the clamping plate, the sealing sliding block is positioned between the contact ring and the vertical channel, the blocking ring is fixedly connected in the transverse channel and positioned between the sealing sliding block and the contact ring, the sealing sliding block is attached to the blocking ring, the sealing sliding block is connected with one end of the connecting rope, the other end of the connecting rope is connected with the driving block, the driving block is arranged in the transverse channel in a sliding manner, the driving block and the sealing sliding block are respectively positioned on two sides of the vertical channel, the driving block is connected with the mounting ring through a rubber spring, the mounting ring is fixedly connected in the transverse channel, the mounting ring is positioned between the driving block and the blocking ring, and the driving block is provided with an exhaust hole.
As a preferable technical scheme of the invention, one side wall of the clamping plate is connected with one end of the clamping cylinder, the other end of the clamping cylinder is connected with the side wall of the mounting vertical plate, and the mounting vertical plate is arranged on the operation table.
As a preferable technical scheme of the invention, the diameter of the section of the top of the conical opening is consistent with the diameter of the section of the blanking opening, and the diameter of the section of the bottom of the conical opening is larger than the diameter of the section of the top.
As a preferable technical scheme of the invention, the bottom wall of the operation table is provided with the supporting column.
The punching device for the casting holes of the bottom plate of the casting mold has the beneficial effects that:
(1) Can drive the grip block and carry out the centre gripping fixed to the mould when the centre gripping cylinder extends to make the mould place the bench and center, conveniently follow-up punching.
(2) In the process that the clamping plate clamps and fixes the die, the contact air bag is extruded and then discharges the internal air, and the air flow in the exhaust channel, the vertical channel and the transverse channel outwards flows, and because the sealing sliding block is blocked by the blocking ring, the air can only flow out through the exhaust hole on the driving block, but because the size of the exhaust hole is smaller, the air can not be discharged in time, the air pressure between the sealing sliding block and the driving block rapidly rises, the driving block is pushed to move forward, and the driving block drives the sealing sliding block to move in the direction away from the contact ring through the connecting rope, so that negative pressure is generated in the transverse channel at the contact ring, the side wall of the die is adsorbed, and the fixing degree of the die is enhanced.
(3) Because the side wall of the die is simultaneously subjected to the thrust of the clamping plate and the adsorption force of the transverse channel, the directions of the two directions are opposite, the directions of the two directions can be offset, the acting force applied to the side wall of the die is greatly reduced while the die is fixed and centered, and the side wall of the die can be prevented from deforming.
(4) The semiconductor refrigerating sheet can properly cool the punching part of the die bottom plate, so that the toughness of the die bottom plate is reduced, and the subsequent punching is facilitated.
(5) The heat insulation rubber pad can protect the semiconductor refrigerating sheet and prevent the semiconductor refrigerating sheet from being damaged after being pressed for a long time.
Drawings
Fig. 1 is a schematic diagram of the whole structure of a casting hole punching device for a casting mold bottom plate;
FIG. 2 is a top view of a casting hole punching device for a casting mold bottom plate according to the present invention;
fig. 3 is a schematic diagram of the overall structure of the punching hydraulic cylinder and the punching cylinder according to the present invention;
FIG. 4 is a schematic view of the overall structure of the clamping plate and the mounting riser according to the present invention;
FIG. 5 is a cross-sectional view of a clamping plate according to the present invention;
FIG. 6 is a cross-sectional view of a transverse channel according to the present invention;
FIG. 7 is a cross-sectional view of a casting hole punching device for a casting mold bottom plate according to the present invention;
fig. 8 is a partial enlarged view of a portion a of fig. 7.
Wherein, 1, an operation table, 101, a support column, 102, a conical opening, 2, an L-shaped mounting rack, 3, a punching hydraulic cylinder, 4, a punching cylinder, 5, a placing table, 501, a blanking opening, 502, a semiconductor refrigerating sheet, 503, a heat conducting ring, 504, a heat insulating rubber pad, 6, a clamping plate, 601 and a contact air bag, 602, an exhaust channel, 603, a vertical channel, 604, a transverse channel, 605, a sealing sliding block, 606, a contact ring, 607, a clamping cylinder, 608, a mounting vertical plate, 609, a blocking ring, 610, a connecting rope, 611, a mounting ring, 612, a rubber spring, 613, a driving block, 614, an exhaust hole, 7 and a die.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As a new embodiment of the invention, as shown in fig. 1-8, the invention provides a punching device for casting holes of a casting mold bottom plate, which comprises an operation table 1 and an L-shaped mounting frame 2, wherein a placing table 5 is arranged on the top wall of the operation table 1, a blanking opening 501 is arranged on the placing table 5, the blanking opening 501 penetrates through the placing table 5 from top to bottom, a punching column 4 is arranged right above the blanking opening 501, the punching column 4 is arranged at the bottom end of a punching hydraulic cylinder 3, the punching hydraulic cylinder 3 is arranged on the top bottom wall of the L-shaped mounting frame 2, the L-shaped mounting frame 2 is arranged on the operation table 1, a semiconductor refrigerating sheet 502 is arranged in the blanking opening 501, the semiconductor refrigerating sheet 502 is annularly arranged, the top of the semiconductor refrigerating sheet 502 is fixedly connected with a temperature guide ring 503, the bottom and the outer ring of the semiconductor refrigerating sheet 502 are connected with a heat insulation rubber pad 504, a conical opening 102 is arranged on the operation table 1, and the conical opening 102 is arranged right below the blanking opening 501.
As shown in fig. 1 and 5, a holding plate 6 is provided around the placement table 5, a contact air bag 601 is mounted on a side wall of one side of the holding plate 6, the contact air bag 601 is arranged in a matrix shape as a whole, a transverse channel 604 is provided between the upper and lower contact air bags 601, and the transverse channel 604 penetrates through the holding plate 6 on a horizontal plane.
As shown in fig. 5, an exhaust passage 602 is provided in the clamping plate 6, one end of the exhaust passage 602 is communicated with the contact airbag 601, the other end of the exhaust passage 602 is communicated with a vertical passage 603, the vertical passage 603 is perpendicular to a lateral passage 604 and the exhaust passage 602, the vertical passage 603 is communicated with the lateral passage 604, and a sealing sliding block 605 is installed in the lateral passage 604.
As shown in fig. 5 and 6, a contact ring 606 is installed at one end of the transverse channel 604, the contact ring 606 and the contact air bag 601 are located at the same side of the clamping plate 6, a seal sliding block 605 is located between the contact ring 606 and the vertical channel 603, the contact ring 606 is installed at one end of the transverse channel 604, the contact ring 606 and the contact air bag 601 are located at the same side of the clamping plate 6, the seal sliding block 605 is located between the contact ring 606 and the vertical channel 603, a blocking ring 609 is fixedly connected in the transverse channel 604, the blocking ring 609 is located between the seal sliding block 605 and the contact ring 606, the seal sliding block 605 is attached to the blocking ring 609, the seal sliding block 605 is connected with one end of the connecting rope 610, the other end of the connecting rope 610 is connected with a driving block 613, the driving block 613 is slidably connected in the transverse channel 604, the driving block 613 and the seal sliding block 605 are located at two sides of the vertical channel 603 respectively, the driving block 613 is connected with a mounting ring 611 through a rubber spring 612, the mounting ring 611 is fixedly connected in the transverse channel 604, the mounting ring 611 is located between the driving block 613 and the blocking ring 609, and an exhaust hole is arranged on the driving block 613.
As shown in fig. 1 and 4, one side wall of the clamp plate 6 is connected to one end of the clamp cylinder 607, and the other end of the clamp cylinder 607 is connected to the side wall of the mounting plate 608, and the mounting plate 608 is provided on the console 1.
As shown in fig. 8, the top section diameter of the tapered mouth 102 is kept identical to the section diameter of the blanking mouth 501, and the bottom section diameter of the tapered mouth 102 is larger than the top section diameter.
As shown in fig. 1, a support column 101 is mounted on the bottom wall of the console 1.
When the die 7 is specifically used, a user places the die 7 on the placing table 5, then starts each clamping cylinder 607 at the same time, the clamping cylinders 607 extend to drive the clamping plates 6 to move towards the direction close to the side wall of the die 7, after the clamping plates 6 contact the side wall of the die 7, clamping and fixing the die 7 are carried out by the clamping plates 6, in the process of clamping and fixing the die 7 by the clamping plates 6, internal air is discharged after the contact air bag 601 is extruded, air flows in the air exhaust channel 602, the vertical channel 603 and the transverse channel 604 flow outwards, the sealing sliding block 605 is blocked by the blocking ring 609, the air can only flow out through the air exhaust holes 614 on the driving block 613, but due to the fact that the size of the air exhaust holes 614 is smaller, the air cannot be discharged timely, the air pressure between the sealing sliding block 605 and the driving block 613 is rapidly increased, the driving block 613 is pushed to move forwards, the driving block 613 drives the sealing sliding block 605 towards the direction far away from the contact ring 606, negative pressure is generated in the transverse channel 604 at the contact ring 606, the side wall of the die 7 is adsorbed, the fixing degree of the die 7 is enhanced, and simultaneously the side wall of the die 7 is prevented from being deformed, and the side wall 7 is greatly deformed, and the opposite to the side wall 7 is prevented from being deformed and being mutually stressed by the side wall 7; then, the semiconductor refrigerating sheet 502 is started to properly cool the bottom plate of the die 7, the toughness of the punching position of the bottom plate is reduced, then the punching hydraulic cylinder 3 is controlled to extend to drive the punching cylinder 4 to move downwards, when the punching cylinder 4 contacts the bottom plate of the die 7, the contacted bottom plate is punched, and the punched waste falls through the blanking opening 501 and the conical opening 102, meanwhile, the insulating rubber pad 504 can protect the semiconductor refrigerating sheet 502 in the process, and the semiconductor refrigerating sheet 502 is prevented from being damaged after being pressed for a long time, so that the whole working flow of the invention is realized, and the step is repeated in the next use.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (7)
1. The utility model provides a casting die bottom plate casting hole perforating device, includes operation panel (1) and L type mounting bracket (2), its characterized in that:
install on the roof of operation panel (1) and place platform (5), place and be equipped with feed opening (501) on platform (5), feed opening (501) from the top down runs through and places platform (5), be equipped with cylinder (4) that punches a hole directly over feed opening (501), the bottom of pneumatic cylinder (3) that punches a hole is installed to cylinder (4), install on the top diapire of L type mounting bracket (2) in pneumatic cylinder (3) that punches a hole, on operation panel (1) is located to L type mounting bracket (2), install semiconductor refrigeration piece (502) in feed opening (501), semiconductor refrigeration piece (502) are cyclic annular setting, the top fixedly connected with heat conduction ring (503) of semiconductor refrigeration piece (502), the bottom and the outer loop of semiconductor refrigeration piece (502) are connected with thermal insulation rubber pad (504), be equipped with cone opening (102) on operation panel (1), cone opening (102) are located under feed opening (501).
2. A casting mold base plate casting hole punching device according to claim 1, characterized in that: the utility model discloses a stand, including placing platform (5), contact gasbag (601) are installed on the lateral wall of one side of grip block (6), contact gasbag (601) are whole to be the matrix arrangement, upper and lower two be equipped with transverse channel (604) between contact gasbag (601), transverse channel (604) run through grip block (6) on the horizontal plane.
3. A casting mold base plate casting hole punching device according to claim 2, characterized in that: the inside of grip block (6) is equipped with exhaust passage (602), the one end and the contact gasbag (601) of exhaust passage (602) communicate, the other end and the vertical passageway (603) of exhaust passage (602) communicate, vertical passageway (603) perpendicular to transverse channel (604) and exhaust passage (602), vertical passageway (603) communicate with transverse channel (604), install sealed sliding block (605) in transverse channel (604).
4. A casting mold base plate casting hole punching apparatus according to claim 3, characterized in that: the sealing device is characterized in that a contact ring (606) is arranged at one end of the transverse channel (604), the contact ring (606) and the contact airbag (601) are located on the same side of the clamping plate (6), the sealing sliding block (605) is located between the contact ring (606) and the vertical channel (603), a blocking ring (609) is fixedly connected in the transverse channel (604), the blocking ring (609) is located between the sealing sliding block (605) and the contact ring (606), the sealing sliding block (605) is attached to the blocking ring (609), the sealing sliding block (605) is connected with one end of the connecting rope (610), the other end of the connecting rope (610) is connected with the driving block (613), the driving block (613) is slidably connected to the driving block (613) and located on two sides of the vertical channel (603), the driving block (613) is connected with the mounting ring (611) through a rubber spring (612), the mounting ring (611) is fixedly connected to the transverse channel (604), and the mounting ring (611) is located between the driving block (613) and the driving block (613) is located on the exhaust hole (613).
5. The casting hole punching device for the bottom plate of the casting mold according to claim 4, wherein: one side wall of the clamping plate (6) is connected with one end of the clamping cylinder (607), the other end of the clamping cylinder (607) is connected with the side wall of the mounting vertical plate (608), and the mounting vertical plate (608) is arranged on the operating platform (1).
6. The casting hole punching device for the bottom plate of the casting mold according to claim 5, wherein: the top section diameter of the conical opening (102) is consistent with the section diameter of the blanking opening (501), and the bottom section diameter of the conical opening (102) is larger than the top section diameter.
7. The casting hole punching device for the bottom plate of the casting mold according to claim 6, wherein: the bottom wall of the operation table (1) is provided with a support column (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310651852.6A CN116422767B (en) | 2023-06-05 | 2023-06-05 | Casting die bottom plate casting hole perforating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310651852.6A CN116422767B (en) | 2023-06-05 | 2023-06-05 | Casting die bottom plate casting hole perforating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116422767A true CN116422767A (en) | 2023-07-14 |
| CN116422767B CN116422767B (en) | 2023-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310651852.6A Active CN116422767B (en) | 2023-06-05 | 2023-06-05 | Casting die bottom plate casting hole perforating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116422767B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215431048U (en) * | 2021-01-11 | 2022-01-07 | 王鑫 | Adjustable numerical control machining device with transmission function |
| CN215824109U (en) * | 2021-08-09 | 2022-02-15 | 上海伟奕传动轴配件有限公司 | Perforating device is used in engine part manufacturing |
| CN217141932U (en) * | 2022-03-18 | 2022-08-09 | 杭州奥斯奇汽车零部件有限公司 | High-precision punching device for small through holes of aluminum castings |
| CN217166181U (en) * | 2022-04-06 | 2022-08-12 | 重庆金漫电力设备制造有限公司 | Electric power iron accessory positioning and punching device |
| CN218486987U (en) * | 2022-08-05 | 2023-02-17 | 湖南迪凯精密制造有限公司 | Punching device for sheet metal part machining |
-
2023
- 2023-06-05 CN CN202310651852.6A patent/CN116422767B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215431048U (en) * | 2021-01-11 | 2022-01-07 | 王鑫 | Adjustable numerical control machining device with transmission function |
| CN215824109U (en) * | 2021-08-09 | 2022-02-15 | 上海伟奕传动轴配件有限公司 | Perforating device is used in engine part manufacturing |
| CN217141932U (en) * | 2022-03-18 | 2022-08-09 | 杭州奥斯奇汽车零部件有限公司 | High-precision punching device for small through holes of aluminum castings |
| CN217166181U (en) * | 2022-04-06 | 2022-08-12 | 重庆金漫电力设备制造有限公司 | Electric power iron accessory positioning and punching device |
| CN218486987U (en) * | 2022-08-05 | 2023-02-17 | 湖南迪凯精密制造有限公司 | Punching device for sheet metal part machining |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116422767B (en) | 2023-08-11 |
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