CN111069945A - A special clamp for Tesla rear sub-aluminum alloy frame - Google Patents
A special clamp for Tesla rear sub-aluminum alloy frame Download PDFInfo
- Publication number
- CN111069945A CN111069945A CN201910845770.9A CN201910845770A CN111069945A CN 111069945 A CN111069945 A CN 111069945A CN 201910845770 A CN201910845770 A CN 201910845770A CN 111069945 A CN111069945 A CN 111069945A
- Authority
- CN
- China
- Prior art keywords
- positioning screw
- screw rod
- supporting seat
- moving
- aluminum alloy
- 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
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 37
- 238000003825 pressing Methods 0.000 claims description 20
- 238000003754 machining Methods 0.000 abstract description 8
- 238000003466 welding Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000005266 casting Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Images
Classifications
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
一种用于特斯拉后副铝合金车架的专用夹具，它包括立板（1）、一对预夹紧底座、大孔防错块（3）、小孔防错块（4）、一对支撑缸（5）、第一动向定位螺杆（19）支撑座（6）、第二动向定位螺杆（19）支撑座（7）、第三动向定位螺杆（19）支撑座（8）、第四动向定位螺杆（19）支撑座（9）和第五动向定位螺杆（19）支撑座（10），本发明优点是：本发明设计一种针对特斯拉后副铝合金车架的专用机加工装，利用客户焊接方槽来进行仿型限位，可以自动定心，针对不同的毛坯，调整动向定位螺杆，夹具自带预限位功能，保证加工余量，提高机加工成品率和生产效率。
A special fixture for a Tesla rear auxiliary aluminum alloy frame, which comprises a vertical plate (1), a pair of pre-clamping bases, a large-hole error-proofing block (3), a small-hole error-proofing block (4), A pair of support cylinders (5), a first dynamic positioning screw (19) support base (6), a second dynamic positioning screw (19) support base (7), a third dynamic positioning screw (19) support base (8), The fourth dynamic positioning screw (19) support seat (9) and the fifth dynamic positioning screw (19) support seat (10), the advantages of the present invention are: the present invention designs a special purpose for the Tesla rear auxiliary aluminum alloy frame Machined installation, using the customer's welding square groove to carry out the copying limit, can automatically center, adjust the moving positioning screw according to different blanks, the fixture has its own pre-limit function to ensure the machining allowance, improve the machining yield and Productivity.
Description
Technical Field
The invention relates to the field of positioning tools, in particular to a special clamp for a Tesla rear auxiliary aluminum alloy frame.
Background
At present, the auxiliary frame is a key part in a chassis, is a framework of a front axle and a rear axle and is a component of the front axle and the rear axle. The failure of the casting can directly threaten the safety of passengers, and the casting has high requirements on strength, toughness and rigidity and has higher requirements on machining quality of castings. The traditional machining process and the traditional tool clamp are generally positioned by one face and two pins or by the appearance, and because the casting is easy to deform, the appearance size is easy to change, the machining process is unstable, and the qualified rate of the machined finished product is low.
Disclosure of Invention
The invention aims to provide a special clamp for a Tesla rear auxiliary aluminum alloy frame aiming at the defects.
The invention comprises a vertical plate, a pair of pre-clamping bases, a large-hole error-proofing block, a small-hole error-proofing block, a pair of supporting cylinders, a first dynamic positioning screw rod supporting seat, a second dynamic positioning screw rod supporting seat, a third dynamic positioning screw rod supporting seat, a fourth dynamic positioning screw rod supporting seat and a fifth dynamic positioning screw rod supporting seat,
the vertical plate is provided with a rear auxiliary aluminum alloy frame passing area,
the pair of pre-clamping bases are detachably provided with a quick clamp,
the power output ends of the pair of supporting cylinders are provided with ejector blocks,
a pair of pre-clamping bases, a large hole error-proofing block, a small hole error-proofing block and a pair of supporting cylinders are detachably arranged on one side of the vertical plate,
the second moving positioning screw rod supporting seat, the third moving positioning screw rod supporting seat and the fifth moving positioning screw rod supporting seat are all provided with moving positioning screw rods arranged along the horizontal direction, the fourth moving positioning screw rod supporting seat is provided with moving positioning screw rods arranged along the vertical direction,
a pair of dynamic positioning screws are arranged on the first dynamic positioning screw supporting seat, one of the dynamic positioning screws is arranged along the horizontal direction, the other dynamic positioning screw corresponds to the dynamic positioning screw on the fifth dynamic positioning screw supporting seat,
supporting blocks are arranged at the tops of the first dynamic positioning screw rod supporting seat and the second dynamic positioning screw rod supporting seat,
a first rotary clamping cylinder is detachably arranged on each of the first dynamic positioning screw rod supporting seat, the second dynamic positioning screw rod supporting seat and the fourth dynamic positioning screw rod supporting seat, the pressing ends of the rotary clamping cylinders on the first dynamic positioning screw rod supporting seat and the second dynamic positioning screw rod supporting seat are respectively positioned on the supporting blocks of the first dynamic positioning screw rod supporting seat and the second dynamic positioning screw rod supporting seat,
the pressing end of the rotary clamping cylinder on the fourth dynamic positioning screw rod supporting seat is positioned above the dynamic positioning screw rod on the fourth dynamic positioning screw rod supporting seat,
the second rotary clamping cylinder is arranged on the vertical plate, and the pressing end on the second rotary clamping cylinder is positioned above one of the pair of supporting cylinders.
One side of the vertical plate is provided with a rotary joint for driving the vertical plate to rotate.
The other side of the vertical plate is provided with a connecting plate used for being connected with the workbench.
The end part of the rotary clamping cylinder is provided with a vertical downward pressing block for pressing the rear auxiliary aluminum alloy frame.
The large-hole error-proofing block and the small-hole error-proofing block are respectively provided with a clamping table for placing a rear auxiliary aluminum alloy frame.
And spring plungers for tightly pushing the rear auxiliary aluminum alloy frame are arranged on the first moving positioning screw rod supporting seat and the second moving positioning screw rod supporting seat.
And an inserted limiting rod is arranged on the vertical plate.
The invention has the advantages that: the invention designs a special machining tool for a Tesla rear auxiliary aluminum alloy frame, which utilizes a customer welding square groove to perform profiling limiting, can automatically center, adjusts a moving direction positioning screw rod aiming at different blanks, and has a pre-limiting function, so that machining allowance is ensured, and machining yield and production efficiency are improved.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of the left clamp assembly of the present invention.
Fig. 3 is a schematic view of the right clamping assembly of the present invention.
Fig. 4 is a schematic side view of the present invention.
Fig. 5 is a partially enlarged schematic view of fig. 4.
FIG. 6 is a structural diagram of a placed state of a Tesla rear auxiliary aluminum alloy frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "inside", "outside", etc. are used for indicating the orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention usually place when using, the present invention is only used for convenience of description and simplification of the description, but does not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and thus, the present invention should not be construed as being limited. Furthermore, the appearances of the terms "first," "second," and the like in the description of the present invention are only used for distinguishing between the descriptions and are not intended to indicate or imply relative importance.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in the figure, the invention comprises a vertical plate 1, a pair of pre-clamping bases, a large-hole error-proofing block 3, a small-hole error-proofing block 4, a pair of supporting cylinders 5, a first dynamic positioning screw 19 supporting seat 6, a second dynamic positioning screw 19 supporting seat 7, a third dynamic positioning screw 19 supporting seat 8, a fourth dynamic positioning screw 19 supporting seat 9 and a fifth dynamic positioning screw 19 supporting seat 10,
a rear auxiliary aluminum alloy frame passing area 11 is arranged on the vertical plate 1,
a pair of pre-clamping bases are detachably provided with a quick clamp 12,
the power output ends of the pair of supporting cylinders 5 are provided with ejector blocks,
a pair of pre-clamping bases, a large-hole error-proofing block 3, a small-hole error-proofing block 4 and a pair of supporting cylinders 5 are all detachably arranged on one side of the vertical plate 1,
the second movable positioning screw 19 support seat 7, the third movable positioning screw 19 support seat 8 and the fifth movable positioning screw 19 support seat 10 are all provided with a movable positioning screw 19 arranged along the horizontal direction, the fourth movable positioning screw 19 support seat 9 is provided with a movable positioning screw 19 arranged along the vertical direction,
the first movable positioning screw rod 19 is provided with a pair of movable positioning screw rods 20 on the supporting seat 6, one movable positioning screw rod 19 of the pair of movable positioning screw rods 20 is arranged along the horizontal direction, the other movable positioning screw rod 20 of the pair of movable positioning screw rods corresponds to the movable positioning screw rod 19 on the supporting seat 10 of the fifth movable positioning screw rod 19,
the top of the first dynamic positioning screw rod 19 supporting seat 6 and the second dynamic positioning screw rod 19 supporting seat 7 are provided with supporting blocks 21,
a first rotary clamping cylinder is detachably arranged on each of the first movable positioning screw 19 supporting seat 6, the second movable positioning screw 19 supporting seat 7 and the fourth movable positioning screw 19 supporting seat 9, the pressing ends of the rotary clamping cylinders on the first movable positioning screw 19 supporting seat 6 and the second movable positioning screw 19 supporting seat 7 are respectively positioned on the supporting blocks 21 of the first movable positioning screw 19 supporting seat 6 and the second movable positioning screw 19 supporting seat 7,
the pressing end of the rotary clamping cylinder on the supporting seat 9 of the fourth dynamic positioning screw rod 19 is positioned above the dynamic positioning screw rod 19 on the supporting seat 9 of the fourth dynamic positioning screw rod 19,
the second rotary clamping cylinder 22 is installed on the vertical plate 1, and the pressing end on the second rotary clamping cylinder 22 is positioned above one of the pair of supporting cylinders 5.
One side of the vertical plate 1 is provided with a rotary joint 14 for driving the vertical plate 1 to rotate.
And a connecting plate 15 used for being connected with the workbench is arranged on the other side of the vertical plate 1.
The end part of the rotary clamping cylinder is provided with a vertical downward pressing block for pressing the rear auxiliary aluminum alloy frame.
And the large-hole error-proofing block 3 and the small-hole error-proofing block 4 are respectively provided with a clamping table for placing a rear auxiliary aluminum alloy frame.
And spring plungers for tightly pushing the rear auxiliary aluminum alloy frame are arranged on the first dynamic positioning screw rod 19 supporting seat 6 and the second dynamic positioning screw rod 19 supporting seat 7.
An inserted limiting rod is arranged on the vertical plate 1.
The working mode is as follows:
a pre-adjusting step, adjusting the moving positioning screw 19 to a designated position;
a limiting and supporting step, wherein large holes and small holes of the Tesla rear auxiliary aluminum alloy frame are respectively placed on a clamping table of a large-hole error-proofing block 3 and a clamping table of a small-hole error-proofing block 4 for supporting and limiting, at the moment, a first dynamic positioning screw 19 supporting seat 6 and a second dynamic positioning screw 19 supporting seat 7 are respectively supported by a supporting block 21 at the top of the rear auxiliary aluminum alloy frame, after the placement is finished, the dynamic positioning screws 19 are all propped against the appointed place of the rear auxiliary aluminum alloy frame, and the polishing part of the rear auxiliary aluminum alloy frame penetrates through a rear auxiliary aluminum alloy frame passing area 11;
a pre-clamping step, namely pressing the rapid fixtures 12 on the pair of pre-clamping bases on the rear auxiliary aluminum alloy frame;
a pressing step, namely, a pair of supporting cylinders 5 are upwards jacked up to jack up large holes and small holes of the rear auxiliary aluminum alloy frame, and meanwhile, a first rotary clamping cylinder and a second rotary clamping cylinder 22 on a first dynamic positioning screw rod 19 supporting seat 6, a second dynamic positioning screw rod 19 supporting seat 7, and a fourth dynamic positioning screw rod 19 supporting seat 9 are downwards pressed after rotating to enable the rear auxiliary aluminum alloy frame to be positioned and clamped;
after rotating, the two sides of the aluminum alloy frame are polished to obtain the back auxiliary aluminum alloy frame.
The use is limited a function in advance, makes things convenient for staff's clamping, improves the positioning accuracy and the clamping efficiency of product.
The quick pressing pliers are used for pre-pressing, so that the product is prevented from moving in the pressing process, and the product clamping precision is improved.
The positioning points use dynamic positioning screws 19 and 20, universal heads (plus or minus 15 degrees) are arranged, the length of each positioning screw can be freely adjusted, and the positioning screws can be accurately positioned aiming at a mould with multiple cavities or multiple copy moulds, so that the processing consistency of products is ensured.
Claims (7)
1. A special fixture for a Tesla rear auxiliary aluminum alloy frame is characterized by comprising a vertical plate (1), a pair of pre-clamping bases, a large-hole error-proofing block (3), a small-hole error-proofing block (4), a pair of supporting cylinders (5), a first moving positioning screw rod (19) supporting seat (6), a second moving positioning screw rod (19) supporting seat (7), a third moving positioning screw rod (19) supporting seat (8), a fourth moving positioning screw rod (19) supporting seat (9) and a fifth moving positioning screw rod (19) supporting seat (10),
a rear auxiliary aluminum alloy frame passing area (11) is arranged on the vertical plate (1),
a pair of pre-clamping bases are detachably provided with a quick clamp (12),
the power output ends of the pair of supporting cylinders (5) are provided with ejector blocks,
a pair of pre-clamping bases, a large-hole error-proofing block (3), a small-hole error-proofing block (4) and a pair of supporting cylinders (5) are all detachably arranged on one side of the vertical plate (1),
a second moving direction positioning screw rod (19) supporting seat (7), a third moving direction positioning screw rod (19) supporting seat (8) and a fifth moving direction positioning screw rod (19) supporting seat (10) are respectively provided with a moving direction positioning screw rod (19) arranged along the horizontal direction, a fourth moving direction positioning screw rod (19) supporting seat (9) is provided with a moving direction positioning screw rod (19) arranged along the vertical direction,
a pair of moving positioning screws (20) is arranged on the first moving positioning screw (19) support seat (6), one moving positioning screw (19) of the pair of moving positioning screws (20) is arranged along the horizontal direction, the other moving positioning screw (20) of the pair of moving positioning screws corresponds to the moving positioning screw (19) on the fifth moving positioning screw (19) support seat (10),
the top of the first moving direction positioning screw rod (19) supporting seat (6) and the second moving direction positioning screw rod (19) supporting seat (7) is provided with a supporting block (21),
a first rotating clamping cylinder is detachably arranged on each of a first moving positioning screw rod (19) supporting seat (6), a second moving positioning screw rod (19) supporting seat (7) and a fourth moving positioning screw rod (19) supporting seat (9), the pressing ends of the rotating clamping cylinders on the first moving positioning screw rod (19) supporting seat (6) and the second moving positioning screw rod (19) supporting seat (7) are respectively positioned on a supporting block (21) of the first moving positioning screw rod (19) supporting seat (6) and the second moving positioning screw rod (19) supporting seat (7),
the pressing end of the rotary clamping cylinder on the supporting seat (9) of the fourth dynamic positioning screw rod (19) is positioned above the dynamic positioning screw rod (19) on the supporting seat (9) of the fourth dynamic positioning screw rod (19),
the second rotary clamping cylinder (22) is arranged on the vertical plate (1), and the pressing end on the second rotary clamping cylinder (22) is positioned above one of the pair of supporting cylinders (5).
2. The special fixture for the Tesla rear auxiliary aluminum alloy frame according to claim 1, wherein a rotary joint (14) for driving the vertical plate (1) to rotate is arranged on one side of the vertical plate (1).
3. The special fixture for the Tesla rear auxiliary aluminum alloy frame as claimed in claim 1, wherein the other side of the vertical plate (1) is provided with a connecting plate (15) for connecting with the workbench.
4. The special clamp for the Tesla rear auxiliary aluminum alloy frame as claimed in claim 1, wherein the end of the rotary clamping cylinder is provided with a pressing block which is used for pressing the rear auxiliary aluminum alloy frame and is vertically downward.
5. The special fixture for the Tesla rear auxiliary aluminum alloy frame as claimed in claim 1, wherein the large hole error-proofing block (3) and the small hole error-proofing block (4) are both provided with a clamping table for placing the rear auxiliary aluminum alloy frame.
6. The special fixture for the rear auxiliary aluminum alloy Tesla frame according to claim 1, wherein the first moving positioning screw (19) supporting seat (6) and the second moving positioning screw (19) supporting seat (7) are respectively provided with a spring plunger for tightly supporting the rear auxiliary aluminum alloy frame.
7. The special fixture for the Tesla rear auxiliary aluminum alloy frame as claimed in claim 1, wherein the vertical plate (1) is provided with an inserted limiting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910845770.9A CN111069945B (en) | 2019-09-09 | 2019-09-09 | Special fixture for rear auxiliary aluminum alloy frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910845770.9A CN111069945B (en) | 2019-09-09 | 2019-09-09 | Special fixture for rear auxiliary aluminum alloy frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111069945A true CN111069945A (en) | 2020-04-28 |
| CN111069945B CN111069945B (en) | 2024-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910845770.9A Active CN111069945B (en) | 2019-09-09 | 2019-09-09 | Special fixture for rear auxiliary aluminum alloy frame |
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| Country | Link |
|---|---|
| CN (1) | CN111069945B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112571119A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Automatic clamping device for castings |
| CN112571123A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Floating pressing device and casting clamping device |
| CN112571121A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Self-adaptive clamping device and casting clamping device |
| CN112571120A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Fixing and clamping device and casting clamping device |
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| CN210615882U (en) * | 2019-09-09 | 2020-05-26 | 湖北航特装备制造股份有限公司 | Special fixture for Tesla rear auxiliary aluminum alloy frame |
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| WO2011150581A1 (en) * | 2010-06-04 | 2011-12-08 | 唐山轨道客车有限责任公司 | Machine tool installation for assisting manufacturing railway car body bottom frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112571119A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Automatic clamping device for castings |
| CN112571123A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Floating pressing device and casting clamping device |
| CN112571121A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Self-adaptive clamping device and casting clamping device |
| CN112571120A (en) * | 2020-11-02 | 2021-03-30 | 无锡铸阳科技有限公司 | Fixing and clamping device and casting clamping device |
| CN112571119B (en) * | 2020-11-02 | 2022-09-27 | 无锡铸阳科技有限公司 | Automatic clamping device for castings |
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| Publication number | Publication date |
|---|---|
| CN111069945B (en) | 2024-11-01 |
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