CN116422938A - Perforating device is used in aluminium alloy production - Google Patents

Perforating device is used in aluminium alloy production Download PDF

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Publication number
CN116422938A
CN116422938A CN202310529016.0A CN202310529016A CN116422938A CN 116422938 A CN116422938 A CN 116422938A CN 202310529016 A CN202310529016 A CN 202310529016A CN 116422938 A CN116422938 A CN 116422938A
Authority
CN
China
Prior art keywords
tapping
power
seat
suspension
cutter
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.)
Pending
Application number
CN202310529016.0A
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Chinese (zh)
Inventor
顾浩
陈媛
邵志龙
过秀明
莫作雄
桂凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangde Biait Precision Manufacturing Co ltd
Original Assignee
Guangde Biait Precision Manufacturing Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangde Biait Precision Manufacturing Co ltd filed Critical Guangde Biait Precision Manufacturing Co ltd
Priority to CN202310529016.0A priority Critical patent/CN116422938A/en
Publication of CN116422938A publication Critical patent/CN116422938A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

The invention discloses an opening device for aluminum profile production, which comprises a machine body, wherein a frame is arranged on the machine body, a supporting suspension is arranged in the frame, a power motor is arranged above the supporting suspension, stroke cylinders are symmetrically arranged below the supporting suspension, stroke suspensions are arranged at the extending ends of the two stroke cylinders, a power input cylinder is rotatably arranged on the stroke suspension and connected with the output end of the power motor, a power output shaft is arranged below the power input cylinder and below the stroke suspension, the power input cylinder is used for transmitting power required by opening, simultaneously, an opening assembly is arranged on the machine body and inside the frame, the power motor is used for providing source power, then the power is transmitted to the opening assembly through the action of the power input cylinder and the power output shaft, the opening assembly can realize quick replacement of drilling heads, and the opening device is high in efficiency and effectively meets the opening requirements of different models.

Description

Perforating device is used in aluminium alloy production
Technical Field
The invention relates to the technical field of aluminum profile tapping, in particular to a tapping device for aluminum profile production.
Background
The aluminum profile is an object with a certain geometric shape, which is made of aluminum through rolling, extrusion, casting and other processes, and doors, windows, brackets and the like which are commonly used in families are all processed by the aluminum profile, and in the processing process of the aluminum profile, the aluminum profile to be processed is often required to be subjected to tapping treatment so as to meet the existing assembly requirement; meanwhile, when facing different aperture requirements, drill bits with different diameters are generally required to open holes with different apertures;
the existing aluminum profile perforating equipment adopts a drill bit cutter to drill holes, when other different types of apertures are formed, the drill bit cutter needs to be replaced, the drill bit cutter is replaced with extremely waste time, and the perforating efficiency and the production efficiency are seriously affected.
Disclosure of Invention
The invention aims to provide an opening device for aluminum profile production, which aims to solve the technical problems in the background.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides an trompil device is used in aluminium alloy production, includes the organism, be provided with the frame on the organism, the inside of frame is provided with the support suspension, the top of support suspension is provided with power motor, the below symmetry of support suspension is provided with the stroke cylinder, two be provided with the stroke suspension on the extension end of stroke cylinder, it is connected with power motor's output to rotate on the stroke suspension and be provided with a power input section of thick bamboo, the below of a power input section of thick bamboo and be located the below of stroke suspension is provided with power take-off shaft, the inside that just is located the frame on the organism is provided with the trompil subassembly.
As a further scheme of the invention: the drilling assembly comprises a drilling hanging seat fixedly arranged on the machine body, a rotary cutter disc is rotatably arranged on the drilling hanging seat, a plurality of drilling seats are arranged on the rotary cutter disc in an annular array, a drilling cutter body is rotationally arranged in the drilling seats, a drilling cutter power seat is arranged above the drilling cutter body, and a drilling cutter head is arranged below the drilling cutter body.
As a further scheme of the invention: the inside slip of trompil seat is provided with the trompil supporting seat, the top of trompil supporting seat is annular array and rotates and be provided with a plurality of universal balls, the grafting of boring cutter body sets up in the trompil supporting seat and boring cutter power seat and universal ball rolling contact.
As a further scheme of the invention: the inside of trompil seat has been seted up the spacing spout of trompil, be annular array in the spacing spout of trompil and be provided with a plurality of trompil spacing posts, the trompil supporting seat slides and sets up in the spacing spout of trompil and with the spacing post sliding connection of trompil, the spacing post of trompil is located the one end of trompil supporting seat below and cup joints and be provided with reset spring.
As a further scheme of the invention: the drill knife power seat is provided with a second transmission limit, and the end part of the power output shaft is symmetrically provided with a second limit lug which is matched with the second transmission limit.
As a further scheme of the invention: the power input cylinder is provided with a first transmission limit, and the output end of the power motor is symmetrically provided with first limit lugs which are connected with the power input cylinder in a plug-in connection mode.
As a further scheme of the invention: the outside of rotary cutter head is provided with the tool changing teeth of a cogwheel, just be located the trompil on the organism and hang one side of seat and be provided with the tool changing motor, be provided with power gear on the output of tool changing motor and with tool changing teeth of a cogwheel meshing connection.
As a further scheme of the invention: the punching suspension seat is arc-shaped, the cutter changing rotary groove is formed in the upper portion of the punching suspension seat, and the cutter changing rotary rail which is circular is arranged below the rotary cutter disc and is arranged in the cutter changing rotary groove in a sliding mode.
As a further scheme of the invention: the machine body is symmetrically provided with positioning cylinders, and the output end of each positioning cylinder is provided with a positioning clamping plate.
As a further scheme of the invention: guide upright posts are symmetrically arranged on the machine body, and the travel suspension is in sliding connection with the guide upright posts.
The invention has the beneficial effects that:
(1) According to the invention, the stroke cylinder extends downwards, so that the power output shaft is inserted into the drilling tool power seat in the hole opening seat, the power input cylinder is driven to rotate under the action of the power motor, the drilling tool body is driven to rotate while the power input cylinder rotates, then the stroke cylinder extends continuously, so that the power output shaft rotates and simultaneously presses down the drilling tool power seat, then the aluminum profile can be perforated through the drilling tool bit, and when different perforating demands are met, the aluminum profile can be adjusted through rotating the rotary cutter disc, the replacement speed is high, and the perforating efficiency is high;
(2) According to the invention, the inside of the hole opening seat is provided with the hole opening limiting sliding groove, the hole opening limiting sliding groove is internally provided with the plurality of hole opening limiting columns in an annular array, the hole opening supporting seat is arranged in the hole opening limiting sliding groove in a sliding manner and is connected with the hole opening limiting columns in a sliding manner, one end of the hole opening limiting column below the hole opening supporting seat is sleeved with the reset spring, the hole opening supporting seat plays a role in supporting and rotating the drill cutter body, and simultaneously, the function effect of the reset spring is matched, so that the drill cutter body can be automatically jacked upwards after drilling is finished, the drill cutter head is reset, the problem that the drill cutter power seat is not fixedly connected with the power output shaft and is inconvenient to reset is solved, and meanwhile, the reset spring can play a role in buffering in the punching process;
(3) According to the invention, the outside of the rotary cutter disc is provided with the cutter changing gear teeth, the machine body is provided with the cutter changing motor at one side of the opening suspension seat, the output end of the cutter changing motor is provided with the power gear and is in meshed connection with the cutter changing gear teeth, the power gear is driven to rotate by the cutter changing motor so as to drive the rotary cutter disc in meshed connection with the power gear to rotate, at the moment, a proper drill bit can be suspended for opening during opening, the drill bit body and the drill bit are not required to be replaced manually, and the efficiency is higher.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a connection structure between a power gear and a rotary cutter head in the invention;
FIG. 3 is a schematic cross-sectional view of an open-cell seat according to the present invention;
FIG. 4 is a schematic cross-sectional view of a partial connection structure of a power motor and a power input cylinder in the invention;
fig. 5 is a schematic cross-sectional view of a connection structure between a rotary cutter head and an open-hole suspension in the present invention.
In the figure: 1. a body; 11. a frame; 12. supporting a suspension; 2. a stroke cylinder; 21. a travel suspension; 22. a guide column; 23. a power input cylinder; 230. the first transmission limit; 24. a power output shaft; 241. the second limiting lug; 3. a power motor; 31. the first limiting lug; 4. an aperture assembly; 41. a hole suspension seat; 410. a cutter changing rotary groove; 42. rotating the cutterhead; 420. changing gear teeth; 421. changing a cutter rotating rail; 43. a hole opening seat; 430. opening a limiting chute; 431. opening a limiting column; 432. a return spring; 44. a support seat with holes; 441. a universal ball; 45. a tool changing motor; 451. a power gear; 5. positioning a cylinder; 51. positioning clamping plates; 6. a drill cutter body; 61. a drill bit; 62. a drilling tool power seat; 620. and the second transmission is limited.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. 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.
Referring to fig. 1-5, the invention discloses an opening device for aluminum profile production, which comprises a machine body 1, wherein a frame 11 is arranged on the machine body 1, a supporting suspension bracket 12 is arranged in the frame 11, a power motor 3 is arranged above the supporting suspension bracket 12, stroke air cylinders 2 are symmetrically arranged below the supporting suspension bracket 12, the extending ends of the two stroke air cylinders 2 are provided with stroke suspension brackets 21, a power input cylinder 23 is rotatably arranged on the stroke suspension brackets 21 and connected with the output end of the power motor 3, a power output shaft 24 is arranged below the power input cylinder 23 and below the stroke suspension brackets 21, the power input cylinder 23 is used for transmitting power required by opening, simultaneously, an opening assembly 4 is arranged on the machine body 1 and inside the frame 11, the power motor 3 is used for providing source power, then the power is transmitted to the opening assembly 4 through the functions of the power input cylinder 23 and the power output shaft 24, the opening assembly 4 can realize quick replacement of a drill bit 61, the efficiency is high, and the opening requirements of different types of opening can be effectively met.
Referring to fig. 1 and 2, the structural design of the hole opening assembly 4 is shown, the hole opening assembly 4 comprises a hole opening suspension seat 41 fixedly arranged on the machine body 1, a rotary cutter disc 42 is rotatably arranged on the hole opening suspension seat 41, a plurality of hole opening seats 43 are arranged on the rotary cutter disc 42 in an annular array, a drill cutter body 6 is rotatably arranged in the hole opening seats 43, a drill cutter power seat 62 is arranged above the drill cutter body 6, and a drill cutter head 61 is arranged below the drill cutter body 6;
specifically, the inside of the hole opening seat 43 is slidably provided with the hole opening support seat 44, a plurality of universal balls 441 are rotatably arranged above the hole opening support seat 44 in an annular array, the drill cutter body 6 is inserted and arranged in the hole opening support seat 44, the drill cutter power seat 62 is in rolling contact with the universal balls 441, meanwhile, the drill cutter power seat 62 is provided with a second transmission limit 620, the end part of the power output shaft 24 is symmetrically provided with a second limit lug 241 and is matched with the second transmission limit 620, when the hole opening seat is in operation, the stroke cylinder 2 extends downwards, so that the power output shaft 24 is inserted into the drill cutter power seat 62 in the hole opening seat 43, the power input cylinder 23 is driven to rotate under the action of the power motor 3, the drill cutter body 6 is driven to rotate while the power input cylinder 23 is driven to rotate, then the stroke cylinder 2 continues to extend, the drill cutter power seat 62 is simultaneously pressed down when the power output shaft 24 rotates, and then the aluminum profile can be punched through the drill cutter head 61, and when different punching requirements are met, the speed can be adjusted through rotating the rotary cutter disc 42, and the replacement speed is high;
in addition, regarding the connection structure of the hole supporting seat 44 and the hole seat 43, as shown in fig. 3, the hole limiting sliding groove 430 is formed in the hole supporting seat 43, a plurality of hole limiting posts 431 are arranged in the hole limiting sliding groove 430 in a ring-shaped array, the hole supporting seat 44 is slidably arranged in the hole limiting sliding groove 430 and is slidably connected with the hole limiting posts 431, one end of the hole limiting post 431 below the hole supporting seat 44 is sleeved with a reset spring 432, the hole supporting seat 44 plays a role in supporting and rotating the drill cutter body 6 and simultaneously cooperates with the action effect of the reset spring 432, after drilling is completed, the drill cutter body 6 can be automatically jacked upwards, the drill cutter head 61 is reset, the problem that the drill cutter power seat 62 is not fixedly connected with the power output shaft 24 and is inconvenient to reset is solved, and meanwhile, the reset spring 432 can play a role in buffering in the punching process.
Referring to fig. 4, regarding the connection structure of the power motor 3 and the power input cylinder 23, the power input cylinder 23 is provided with a first transmission limit 230, the output end of the power motor 3 is symmetrically provided with a first limit lug 31 and is connected with the power input cylinder 23 in a plugging manner, the power input cylinder 23 and the output end of the power motor 3 adopt a plugging manner, so that the power motor 3 can be ensured to drive the power input cylinder 23 to rotate, and meanwhile, the power input cylinder 23 can also slide on the output end of the power motor 3, so that the ensured power is transmitted, and then the power output shaft 24 acts downwards on the drilling tool power seat 62 to perform hole opening.
Referring to fig. 2 and 5, the outside of the rotary cutterhead 42 is provided with a cutter changing gear tooth 420, one side of the machine body 1, which is located on the hole hanging seat 41, is provided with a cutter changing motor 45, the output end of the cutter changing motor 45 is provided with a power gear 451 and is in meshed connection with the cutter changing gear tooth 420, the cutter changing motor 45 drives the power gear 451 to rotate so as to drive the rotary cutterhead 42 in meshed connection with the power gear 451 to rotate, at this moment, a proper drill bit 61 can be hung for hole forming during hole forming, the drill bit 61 and the drill bit 6 do not need to be manually replaced, and the efficiency is higher.
In addition, the perforated suspension seat 41 is circular arc-shaped, the cutter changing rotating groove 410 is formed above the perforated suspension seat, the circular cutter changing rotating rail 421 is arranged below the rotary cutter 42 and is arranged in the cutter changing rotating groove 410 in a sliding manner, and the rotary cutter 42 rotates in the cutter changing rotating groove 410 on the perforated suspension seat 41 through the cutter changing rotating rail 421, so that the stability of the rotary cutter 42 in the rotating process is ensured.
In addition, referring to fig. 2, positioning cylinders 5 are symmetrically provided on the machine body 1, positioning clamping plates 51 are provided at the output ends of the positioning cylinders 5, and when the aluminum profile is perforated, the aluminum profile passes through between the two positioning clamping plates 51 and is placed under the drill bit 61.
It should be noted that, in this design, because trompil hangs seat 41 and is convex, so when trompil to the aluminium alloy, it is convenient to punch in the tip of aluminium alloy, if change the shape that the trompil hung seat 41, for example design into two symmetrical arc trompil and hang seat 41 to be fixed in the side with tool changing motor 45 and power gear 451, then can pass two trompil with the aluminium alloy and hang seat 41, alright trompil to the middle part of aluminium alloy, according to simple structural adjustment in this application, can satisfy more demands, all comfortable protection of this application.
Finally, in order to ensure the stroke stability of the stroke suspension 21, the machine body 1 is symmetrically provided with the guide upright posts 22, and the stroke suspension 21 is in sliding connection with the guide upright posts 22, so that the problems that the axis of the power output shaft 24 cannot deviate in the downward movement process are effectively solved.
The working principle of the invention is as follows:
during operation, an aluminum profile passes through between two positioning clamping plates 51 and is arranged below a drill bit 61, then a positioning cylinder 5 extends out, the aluminum profile is clamped and fixed through the positioning clamping plates 51, at the moment, a power motor 3 is started, a stroke cylinder 2 extends downwards, so that a power output shaft 24 is inserted into a drill bit power seat 62 in an opening seat 43, the power motor 3 drives a power input cylinder 23 to rotate, the power input cylinder 23 rotates and drives a drill bit cutter body 6 to rotate, the stroke cylinder 2 continues to extend, the power output shaft 24 rotates and simultaneously presses down a drill bit power seat 62, and then the aluminum profile can be perforated through the drill bit 61;
in the tapping process, if the drill bit 61 needs to be replaced, the power gear 451 is driven to rotate by the tool changing motor 45, so that the rotary cutterhead 42 engaged with the power gear 451 can be driven to rotate.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.

Claims (10)

1. The utility model provides an trompil device is used in aluminium alloy production, includes organism (1), its characterized in that, be provided with frame (11) on organism (1), the inside of frame (11) is provided with support suspension (12), the top of support suspension (12) is provided with power motor (3), the below symmetry of support suspension (12) is provided with stroke cylinder (2), two be provided with stroke suspension (21) on the end that stretches out of stroke cylinder (2), it is connected with the output of power motor (3) to rotate on stroke suspension (21) and be provided with power input section of thick bamboo (23), the below of power input section of thick bamboo (23) and be located the below of stroke suspension (21) are provided with power output shaft (24), the inside that just is located frame (11) on organism (1) is provided with trompil subassembly (4).
2. The perforating device for aluminum profile production according to claim 1, wherein the perforating assembly (4) comprises a perforating suspension seat (41) fixedly arranged on the machine body (1), a rotary cutter disc (42) is rotatably arranged on the perforating suspension seat (41), a plurality of perforating seats (43) are arranged on the rotary cutter disc (42) in a ring-shaped array, a drilling cutter body (6) is rotationally arranged on the perforating seats (43), a drilling cutter power seat (62) is arranged above the drilling cutter body (6), and a drilling cutter head (61) is arranged below the drilling cutter body (6).
3. The tapping device for aluminum profile production according to claim 2, wherein a tapping support seat (44) is slidably arranged in the tapping seat (43), a plurality of universal balls (441) are rotatably arranged above the tapping support seat (44) in an annular array, and the drilling tool body (6) is inserted into the tapping support seat (44) and is in rolling contact with the universal balls (441) by a drilling tool power seat (62).
4. The tapping device for aluminum profile production according to claim 3, wherein a tapping limiting chute (430) is formed in the tapping seat (43), a plurality of tapping limiting columns (431) are arranged in the tapping limiting chute (430) in a ring-shaped array, the tapping support seat (44) is slidably arranged in the tapping limiting chute (430) and is slidably connected with the tapping limiting column (431), and a return spring (432) is sleeved at one end of the tapping limiting column (431) located below the tapping support seat (44).
5. The tapping device for aluminum profile production according to claim 2, wherein a second transmission limit (620) is arranged on the drilling tool power seat (62), and second limit lugs (241) are symmetrically arranged at the end parts of the power output shaft (24) and are adapted to the second transmission limit (620).
6. The tapping device for aluminum profile production according to claim 1, wherein the power input cylinder (23) is provided with a first transmission limit (230), and the output end of the power motor (3) is symmetrically provided with a first limit lug (31) and is in plug connection with the power input cylinder (23).
7. The tapping device for aluminum profile production according to claim 2, wherein a cutter changing gear tooth (420) is arranged on the outer side of the rotary cutter head (42), a cutter changing motor (45) is arranged on the machine body (1) and positioned on one side of the tapping hanging seat (41), and a power gear (451) is arranged at the output end of the cutter changing motor (45) and is in meshed connection with the cutter changing gear tooth (420).
8. The tapping device for aluminum profile production according to claim 7, wherein the tapping suspension (41) is arc-shaped, a tool changing rotary groove (410) is formed above the tapping suspension, and a circular tool changing rotary rail (421) is arranged below the rotary cutter head (42) and is slidably arranged in the tool changing rotary groove (410).
9. The perforating device for aluminum profile production as claimed in claim 1, wherein positioning cylinders (5) are symmetrically arranged on the machine body (1), and positioning clamping plates (51) are arranged at output ends of the positioning cylinders (5).
10. The tapping device for aluminum profile production according to claim 1, wherein guide posts (22) are symmetrically arranged on the machine body (1), and the travel suspension (21) is slidably connected with the guide posts (22).
CN202310529016.0A 2023-05-11 2023-05-11 Perforating device is used in aluminium alloy production Pending CN116422938A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310529016.0A CN116422938A (en) 2023-05-11 2023-05-11 Perforating device is used in aluminium alloy production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310529016.0A CN116422938A (en) 2023-05-11 2023-05-11 Perforating device is used in aluminium alloy production

Publications (1)

Publication Number Publication Date
CN116422938A true CN116422938A (en) 2023-07-14

Family

ID=87079820

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310529016.0A Pending CN116422938A (en) 2023-05-11 2023-05-11 Perforating device is used in aluminium alloy production

Country Status (1)

Country Link
CN (1) CN116422938A (en)

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