Chamfering milling die for flat end opening of aluminum strip

Abstract

The utility model discloses an aluminum strip flat port chamfering milling die, and relates to the technical field of aluminum strip machining. The milling mold side plates are arranged on the front side and the rear side of the lower end of the milling mold upper plate respectively, a milling mold bottom plate is arranged below the milling mold side plates, a rotary positioning plate is arranged on the upper side of the right end of the milling mold upper plate, and a positioning shaft is arranged on the inner side of the right end of the rotary positioning plate; a stand column fixing base is arranged on the inner side of the left end of the rotary positioning plate, and a limiting fixing plate is arranged on the outer side of the upper end of the stand column fixing base. The problems that in the assembling production process, the flat end of an aluminum strip is generally required to be milled into a fillet, due to the fact that the aluminum strip is low in hardness, small in width and inconvenient to use laser or linear cutting, the production efficiency cannot reach the maximum efficiency of equipment assembling, the whole-line assembling production progress is slowed down, and meanwhile in most existing equipment, the production cost is low are solved. And due to overlarge volume and integrated molding, the technical problems of inconvenience in disassembly, installation and transportation operation are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum bar processing, in particular to a chamfering milling die for a flat end of an aluminum bar. Background Art

[0002] Aluminum is a silvery-white light metal with ductility. Aluminum products are often made into strips, rods, sheets, powders and wires. Aluminum strips are the most commonly used material in the decoration of metal door and window frames. Aluminum strips need to be punched, cut or chamfered before use, so a chamfering milling die is needed.

[0003] In the Chinese authorization announcement number CN216938762U, an aluminum bar processing and cutting device is disclosed, including a base, on which a fixing device and a cutting device are provided, and the fixing device is located on the right side of the cutting device; the fixing device includes a fixing plate and a stepper motor, the fixing plate is installed on the base, and the stepper motor is installed on the fixing plate, the main shaft of the stepper motor is set horizontally to the left, and a clamping claw is provided on the main shaft of the stepper motor, which solves the technical problem that there is no aluminum bar cutting device on the market.

[0004] Compared with the above, there are also the following defects: During the assembly production process, it is usually necessary to mill the flat end of the aluminum bar into a radius. Due to the low hardness and small width of the aluminum bar, it is inconvenient to use laser or wire cutting, resulting in the production efficiency being unable to reach the maximum efficiency of equipment assembly, slowing down the progress of the entire line assembly production. At the same time, in most existing equipment, due to the large size and integrated molding, it is not convenient to disassemble, install and transport operations. Utility Model Content

[0005] The purpose of the utility model is to provide a chamfering milling die for the flat end of an aluminum bar to solve the following technical problems: During the assembly production process, it is usually necessary to mill the flat end of the aluminum bar into a rounded corner. Due to the low hardness and small width of the aluminum bar, it is inconvenient to use laser or wire cutting, resulting in the production efficiency being unable to reach the maximum efficiency of equipment assembly, slowing down the progress of the entire line assembly production. At the same time, in most existing equipment, due to the large size and integrated molding, it is not convenient to disassemble, install and transport operations.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A milling die for chamfering the flat end of an aluminum bar and a milling die upper plate;

[0008] Milling mold side plates are respectively arranged on the front and rear sides of the lower end of the milling mold upper plate, a milling mold bottom plate is arranged below the milling mold side plates, a rotation positioning plate is arranged on the upper side of the right end of the milling mold upper plate, and a positioning shaft is arranged on the inner side of the right end of the rotation positioning plate;

[0009] A column fixing seat is provided on the inner side of the left end of the rotating positioning plate, a limit fixing plate is provided on the outer side of the upper end of the column fixing seat, a hand drill body is provided on the inner side of the right end of the limit fixing plate, and a milling cutter head is provided on the lower end of the hand drill body.

[0010] As a further solution of the present invention: the milling mold side plate and the hole groove opened on the inner side of the upper surface of the milling mold bottom plate are connected by a snap-fitting manner, and fixing screws are provided at the connection between the milling mold side plate and the milling mold bottom plate.

[0011] As a further solution of the present invention: a second hexagonal screw is provided at the connection between the milling die side plate and the milling die upper plate, and the longitudinal section shape between the milling die upper plate, the milling die side plate and the milling die bottom plate is "Ⅱ" shaped.

[0012] As a further solution of the present invention: a gasket is provided at the connection between the rotation positioning plate and the column fixing seat, and the lower end of the column fixing seat passes through the inner side of the left end of the rotation positioning plate.

[0013] As a further solution of the present invention: the limit fixing plate forms a nested sliding structure on the column fixing seat and is connected by fixing screws, and the left end of the limit fixing plate is fixedly connected to a bakelite handle.

[0014] As a further solution of the present invention: the hand drill body passes through the right end of the limiting fixing plate and is connected in a snap-fitting manner, and a first hexagonal screw is provided at the connection between the hand drill body and the limiting fixing plate.

[0015] As a further solution of the present invention: a hosting fixing frame is provided on the outer side of the lower end of the positioning shaft, and the positioning shaft passes through the rotating positioning plate, the milling die upper plate and the milling die bottom plate in sequence.

[0016] As a further solution of the present invention: the rotating positioning plate forms a clockwise rotation motion on the positioning shaft.

[0017] Beneficial effects of the utility model:

[0018] 1. The hand drill body and the limit fixing plate are connected by a nested snap-fit ​​method and fastened with a first hexagonal screw. The hand drill body can be replaced according to existing equipment. The limit fixing plate is integrated with the column fixing seat by fixing screws. When the bakelite handle is held, the rotating positioning plate connected to the lower end of the column fixing seat can be driven to rotate clockwise on the positioning axis to achieve the effect of chamfering the flat end. This can maximize the production efficiency of equipment assembly and improve the progress of the entire line assembly production.

[0019] 2. The milling die side panels are arranged to be engaged with the milling die bottom plate through the groove body and connected with fixing screws, so that the milling die side panels and the milling die bottom plate can be vertically fixedly connected. The milling die upper plate and the milling die side panels are threadedly connected with the second inner hexagonal screw, so that the milling die upper plate, the milling die side panels and the milling die bottom plate can form a "Ⅱ" shape, which is convenient for the aluminum bar to penetrate and push through. It not only achieves the role of limiting, but also facilitates disassembly, replacement, maintenance or transportation in the later stage. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention will be further described below with reference to the accompanying drawings.

[0021] Figure 1 This is a schematic diagram of the overall structure of the connection between the limit fixing plate and the hand drill body of the utility model;

[0022] Figure 2 This utility model Figure 1 A in the middle is an enlarged structural diagram;

[0023] Figure 3 This is a schematic diagram of the overall structure of the connection between the milling die upper plate and the milling die side plate of the utility model;

[0024] Figure 4 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0025] Figure 5 The utility model is a side view cross-sectional structural diagram of the connection between the milling die side plate and the milling die bottom plate.

[0026] In the figure: 1. Milling die upper plate; 2. Milling die side plate; 3. Milling die bottom plate; 4. Positioning shaft; 5. Rotary positioning plate; 6. Column fixing seat; 7. Limit fixing plate; 8. Bakelite handle; 9. Gasket; 10. Hand drill body; 11. First hexagonal screw; 12. Milling cutter head; 13. Second hexagonal screw; 14. Coupling fixing frame. DETAILED DESCRIPTION

[0027] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] Example 1

[0029] See also Figure 1 、 Figure 2 、 Figure 3 and Figure 4As shown, the utility model is a chamfering milling die for the flat end of an aluminum bar, which specifically adopts existing universal tools, which can not only make the production efficiency reach the maximum efficiency of equipment assembly, but also improve the progress of the assembly production of the entire line, including a column fixing seat 6 is provided on the inner side of the left end of the rotating positioning plate 5, a limiting fixing plate 7 is provided on the outer side of the upper end of the column fixing seat 6, a hand electric drill body 10 is provided on the inner side of the right end of the limiting fixing plate 7, and a milling cutter head 12 is provided at the lower end of the hand electric drill body 10.

[0030] In this embodiment, preferably, a gasket 9 is provided at the connection between the rotating positioning plate 5 and the column fixing seat 6, and the lower end of the column fixing seat 6 passes through the inner side of the left end of the rotating positioning plate 5, so that the column fixing seat 6 can be tightly connected with the rotating positioning plate 5 under the action of the gasket 9 to prevent shaking and displacement.

[0031] In this embodiment, preferably, the limiting fixing plate 7 forms a nested sliding structure on the column fixing seat 6 and is connected by fixing screws. The left end of the limiting fixing plate 7 is fixedly connected to a bakelite handle 8, and the overall height of the limiting fixing plate 7 can be adjusted so that the milling head 12 can fit the flat end of the aluminum bar better.

[0032] In this embodiment, preferably, the electric drill body 10 passes through the right end of the limiting fixing plate 7 and is snap-connected. A first hexagonal screw 11 is provided at the connection between the electric drill body 10 and the limiting fixing plate 7, which enables the electric drill body 10 to be firmly installed on the limiting fixing plate 7 through the first hexagonal screw 11 to avoid shaking.

[0033] In summary, the column fixing seat 6 is passed through the limit fixing plate 7, and the bottom of the column fixing seat 6 is passed through the gasket 9 to penetrate the rotation positioning plate 5 and connected with the fixing screws, and the milling cutter head 12 of the required diameter is clamped and installed on the lower end of the hand drill body 10, so that the hand drill body 10 is assembled on the limit fixing plate 7. When the aluminum bar passes between the milling die side plates 2, the positioning shaft 4 is used to pass through the rotation positioning plate 5, the milling die upper plate 1, the aluminum bar and the milling die bottom plate 3 in sequence, and the bakelite handle 8 can be used to drive the rotation positioning plate 5 to rotate clockwise around the positioning shaft 4 on the hosting fixing frame 14. When starting the hand drill body 10, the bakelite handle 8 is pulled to chamfer the flat end of the aluminum bar, where the diameter of the milling cutter head 12 is 3-10mm.

[0034] Example 2

[0035] Reference Figure 1 、 Figure 3 and Figure 5As shown in the figure, it is the second embodiment of the utility model, which is specifically capable of limiting the aluminum bars that need to be chamfered, and can also be disassembled and assembled to make the equipment portable, including a milling mold upper plate 1; a milling mold side plate 2 is respectively arranged on the front and rear sides of the lower end of the milling mold upper plate 1, a milling mold bottom plate 3 is arranged below the milling mold side plate 2, a rotating positioning plate 5 is arranged on the upper side of the right end of the milling mold upper plate 1, and a positioning shaft 4 is arranged on the inner side of the right end of the rotating positioning plate 5.

[0036] In this embodiment, preferably, the milling mold side plate 2 and the hole groove opened on the inner side of the upper surface of the milling mold base plate 3 are connected by a snap-fitting manner, and a fixing screw is provided at the connection between the milling mold side plate 2 and the milling mold base plate 3, which can fasten the milling mold side plate 2 and the milling mold base plate 3.

[0037] In this embodiment, preferably, a second hexagonal screw 13 is provided at the connection between the milling die side plate 2 and the milling die upper plate 1, and the longitudinal cross-section shape between the milling die upper plate 1, the milling die side plate 2 and the milling die bottom plate 3 is "Ⅱ" shaped, which can limit the aluminum bar.

[0038] In this embodiment, preferably, a hosting fixing frame 14 is provided on the outer side of the lower end of the positioning shaft 4, and the positioning shaft 4 passes through the rotating positioning plate 5, the milling mold upper plate 1 and the milling mold bottom plate 3 in sequence. The rotating positioning plate 5 rotates clockwise on the positioning shaft 4. When the bakelite handle 8 is held by hand, the limiting fixing plate 7, the column fixing seat 6 and the rotating positioning plate 5 can be driven to rotate on the positioning shaft 4 to facilitate chamfering.

[0039] In summary, first, the milling die side panels 2 are respectively engaged in the grooves opened on the front and rear sides of the milling die base plate 3, and then the fixing screws are used to penetrate from the bottom of the milling die base plate 3 and connect with the milling die side panels 2. Then, the second hexagonal screw 13 is used to penetrate the milling die upper plate 1 and threadedly connect with the milling die side panels 2. At this time, the aluminum bar is passed between the milling die side panels 2 and is located on the upper side of the milling die base plate 3. The aluminum bar is fixed with the positioning shaft 4, and the relative position between the rotating positioning plate 5 and the column fixing seat 6 is adjusted so that the milling cutter head 12 and the aluminum bar port are in a suitable position, thereby achieving a tight connection and achieving the effect of disassembly and combined installation in the later stage. The distance between the positioning hole and the flat port is 6-10mm.

[0040] Example 3

[0041] This embodiment is obtained by combining the first embodiment and the second embodiment.

[0042] The above-mentioned chamfering treatment of the flat end of the aluminum bar and the modular installation not only meet the requirements of convenience and efficiency, but also make the structure simple and reasonable, greatly improving the production efficiency of product assembly.

[0043] The above describes an embodiment of the present invention in detail. However, the above content is only a preferred embodiment of the present invention and should not be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent application of the present invention.

Claims

1. A chamfering milling die for the flat end of an aluminum bar, characterized in that: include; Milling mold upper plate (1); Milling die side plates (2) are respectively arranged on the front and rear sides of the lower end of the milling die upper plate (1); a milling die bottom plate (3) is arranged below the milling die side plates (2); a rotation positioning plate (5) is arranged on the upper side of the right end of the milling die upper plate (1); and a positioning shaft (4) is arranged on the inner side of the right end of the rotation positioning plate (5); A column fixing seat (6) is provided on the inner side of the left end of the rotating positioning plate (5), a limit fixing plate (7) is provided on the outer side of the upper end of the column fixing seat (6), a hand electric drill body (10) is provided on the inner side of the right end of the limit fixing plate (7), and a milling cutter head (12) is provided at the lower end of the hand electric drill body (10).

2. The aluminum bar flat end chamfering milling die according to claim 1, characterized in that: The milling die side plate (2) and the hole groove opened on the inner side of the upper surface of the milling die bottom plate (3) are connected in a snap-fit ​​manner, and fixing screws are provided at the connection between the milling die side plate (2) and the milling die bottom plate (3).

3. The aluminum bar flat end chamfering milling die according to claim 2, characterized in that: A second hexagonal screw (13) is provided at the connection between the milling die side plate (2) and the milling die upper plate (1); and the longitudinal section shape between the milling die upper plate (1), the milling die side plate (2) and the milling die bottom plate (3) is a "Ⅱ" shape.

4. The aluminum bar flat end chamfering milling die according to claim 1, characterized in that: A gasket (9) is provided at the connection between the rotation positioning plate (5) and the column fixing seat (6), and the lower end of the column fixing seat (6) passes through the inner side of the left end of the rotation positioning plate (5).

5. The aluminum bar flat end chamfering milling die according to claim 1, characterized in that: The position-limiting fixing plate (7) forms a nested sliding structure on the column fixing seat (6) and is connected via fixing screws. The left end of the position-limiting fixing plate (7) is fixedly connected to a bakelite handle (8).

6. The aluminum bar flat end chamfering milling die according to claim 1, characterized in that: The hand electric drill body (10) passes through the right end of the limiting fixing plate (7) and is connected in a snap-fit ​​manner. A first hexagonal screw (11) is provided at the connection between the hand electric drill body (10) and the limiting fixing plate (7).

7. The aluminum bar flat end chamfering milling die according to claim 1, characterized in that: A tube holder fixing frame (14) is provided on the outer side of the lower end of the positioning shaft (4), and the positioning shaft (4) passes through the rotating positioning plate (5), the milling die upper plate (1) and the milling die bottom plate (3) in sequence.

8. The aluminum bar flat end chamfering milling die according to claim 7, characterized in that: The rotating positioning plate (5) forms a clockwise rotating motion on the positioning shaft (4).

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