High-rigidity miniature slotting milling cutter based on automobile engine machining

Abstract

The utility model belongs to the technical field of metal cutting tools, particularly relates to a high-rigidity miniature slotting milling cutter based on automobile engine machining, solves the problem that the cutter is damaged due to the fact that the cutter is possibly vibrated during cutting due to the split design of the milling cutter in the prior art, and adopts the following scheme that the high-rigidity miniature slotting milling cutter comprises a milling cutter base, a bottom plate is arranged at the bottom end in the milling cutter base, a first spring is fixed to the outer wall surface of the bottom plate, the other end of the first spring is fixedly connected with a limiting baffle, and a milling cutter handle is installed at the front end of the milling cutter base. Through the connecting structure among the milling cutter base, the milling cutter handle and the milling cutter head, the machining precision is improved, the service life of a cutter is prolonged, particularly, the bottom plate in the milling cutter base is matched with the first spring and the limiting baffle to provide stable supporting and buffering, vibration generated during cutting is effectively reduced, and the service life of the cutter is prolonged. The problem that a split type milling cutter is prone to vibration during cutting is effectively solved.

Description

Technical Field

[0001] The utility model relates to a cutting tool, in particular to a high-rigidity micro slotting milling cutter based on automobile engine processing, belonging to the technical field of metal cutting tools. Background Art

[0002] In the automobile engine manufacturing process, high-precision and high-efficiency cutting tools are crucial to ensuring the processing quality and production efficiency of parts.

[0003] When processing high-precision parts, existing milling cutters face the problem of excessively high cutting temperatures, which leads to shortened tool life, reduced processing accuracy and increased processing costs.

[0004] The micro superhard drill and milling cutter for processing ceramic materials with announcement number CN216941319U includes a drill rod, a split drill seat, a drill cap and a tool assembly. The utility model allows the drill cap to be removed from the drill seat after the tool assembly is damaged, thereby replacing the tool assembly, and reduces the heat transfer from the diamond cutter head to the mounting seat to prevent the drill seat from being deformed by heat.

[0005] In the above technical solution, the split design realizes the convenient replacement of the tool assembly and reduces the heat transfer from the diamond cutter head to the mounting seat, effectively avoiding the deformation of the drill seat due to heat. However, the split design of the milling cutter may cause the tool to vibrate during cutting, thereby causing damage to the tool. For this reason, we provide a high-rigidity micro slotting milling cutter based on automobile engine processing. Utility Model Content

[0006] The utility model provides a high-rigidity micro slotting milling cutter based on automobile engine processing to solve the problem that the split design of the milling cutter may cause the cutter to vibrate during cutting, thereby causing the cutter to be damaged.

[0007] The utility model achieves the above-mentioned purpose through the following technical solutions: a high-rigidity micro slotting milling cutter based on automobile engine processing, comprising a milling cutter base, a bottom plate is arranged at the inner bottom end of the milling cutter base, a first spring is fixed to the outer wall surface of the bottom plate, and the other end of the first spring is fixedly connected to a limited stopper;

[0008] A milling cutter handle is installed at the front end of the milling cutter base, a connecting handle is fixedly connected to the front end of the milling cutter handle, a milling cutter head is threadedly installed at the front end of the connecting handle, a cutting portion is arranged at the front end of the milling cutter head, a thread groove is opened at the connection between the connecting handle and the milling cutter head, and the thread groove is located inside the center of the connecting handle.

[0009] As a further solution of the utility model: the outer wall of the cutting part is provided with a chip withdrawal groove, and milling cutter edges are provided on both sides of the chip withdrawal groove.

[0010] As a further solution of the utility model: a mounting handle is further provided at the connection between the milling cutter base and the milling cutter handle, and the mounting handle is fixedly connected to the rear end of the milling cutter handle.

[0011] As a further solution of the utility model: a clamping surface is fixedly provided on the outer wall of the mounting handle, and a limiting groove is provided above the outer wall of the clamping surface.

[0012] As a further solution of the utility model: a mounting groove is provided at the connection between the milling cutter base and the milling cutter handle, and the mounting groove is located in the center of the milling cutter base.

[0013] As a further solution of the utility model: a screw hole is opened on the outer periphery of the milling cutter base, and a limit screw is installed on the internal thread of the screw hole.

[0014] As a further solution of the utility model: a threaded connection block is fixedly connected to the connection point between the connection handle and the milling cutter head, and the threaded connection block is fixed to the rear end of the milling cutter head.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model improves the processing accuracy and tool life through the connection structure between the milling cutter base, the milling cutter handle and the milling cutter head. In particular, the bottom plate inside the milling cutter base cooperates with the first spring and the limit baffle to provide stable support and buffer, effectively reducing the vibration generated during cutting, effectively solving the problem that the split milling cutter is prone to vibration during cutting, and improving the processing accuracy and tool life;

[0017] 2. The utility model is provided with a milling cutter head through a thread at the front end of the connecting handle, thereby ensuring a stable connection between the milling cutter head and the connecting handle, and the milling cutter blade of the cutting part performs cutting work, and the chips generated during the cutting process are discharged through the chip removal groove, which effectively prevents the accumulation of chips and improves the cutting efficiency and processing quality. A mounting groove is also provided at the connection between the milling cutter base and the milling cutter handle, which is used to enhance the connection strength and stability between the milling cutter base and the milling cutter handle, thereby achieving a stable installation;

[0018] 3. The utility model ensures a tight connection and quick replacement between the milling cutter head and the connecting handle by means of a threaded groove located in the center of the connecting handle, and a threaded connecting block is also fixedly connected at the connection between the connecting handle and the milling cutter head, which can ensure a firm connection between the milling cutter head and the connecting handle, achieve a stable installation, ensure that the milling cutter is firmly installed on the equipment, achieve efficient and precise cutting, and improve processing quality and production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2This is a schematic diagram of the structure of the mounting handle, the clamping surface and the limiting groove of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the thread groove and the threaded connection block of the utility model;

[0022] Figure 4 It is a schematic diagram of the structure of the bottom plate, the first spring and the limit baffle of the utility model.

[0023] In the figure: 1. milling cutter base; 2. milling cutter handle; 3. connecting handle; 4. milling cutter head; 5. cutting part; 6. milling cutter blade; 7. chip groove; 8. mounting handle; 9. clamping surface; 10. limit groove; 11. limit screw; 12. screw hole; 13. mounting groove; 14. threaded groove; 15. threaded connecting block; 16. bottom plate; 17. first spring; 18. limit baffle. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Embodiment 1

[0025] like Figures 1 to 4 As shown, a high-rigidity micro slotting milling cutter based on automobile engine processing includes a milling cutter base 1, a bottom end of the inner bottom of the milling cutter base 1 is provided with a bottom plate 16, a first spring 17 is fixed to the outer wall surface of the bottom plate 16, and the other end of the first spring 17 is fixedly connected to a limit baffle 18. The bottom plate 16 inside the milling cutter base 1 cooperates with the first spring 17 and the limit baffle 18 to provide stable support and buffering, effectively reducing the vibration generated during cutting, effectively solving the problem that the general split milling cutter is prone to vibration during cutting, and further improving the cutting accuracy and tool life. A milling cutter shank 2 is installed at the front end of the milling cutter base 1, a connecting handle 3 is fixedly connected to the front end of the milling cutter shank 2, a milling cutter head 4 is threadedly installed at the front end of the connecting handle 3, a cutting portion 5 is arranged at the front end of the milling cutter head 4, a thread groove 14 is opened at the connection between the connecting handle 3 and the milling cutter head 4, and the thread groove 14 is located in the center of the connecting handle 3. The milling cutter base 1 serves as the main structure of the milling cutter and provides support and connection functions. Through the connection structure between the milling cutter base 1, the milling cutter shank 2 and the milling cutter head 4, the machining accuracy and tool life are improved, the tool replacement process is simplified, and the rigidity and stability of the tool are improved. Embodiment 2

[0026] In addition to all the technical features of the first embodiment, the present embodiment also includes: the outer wall of the cutting portion 5 is provided with a chip groove 7, and milling cutter edges 6 are provided on both sides of the chip groove 7. A milling cutter head 4 is installed through a thread through the front end of the connecting handle 3 to ensure a stable connection between the milling cutter head 4 and the connecting handle 3. In addition, the outer wall of the cutting portion 5 is provided with a chip groove 7, and milling cutter edges 6 are provided on both sides of the chip groove 7. The milling cutter edges 6 of the cutting portion 5 perform cutting work, and the chips generated during the cutting process are discharged through the chip groove 7, which effectively prevents the accumulation of chips, improves the cutting efficiency and processing quality, and improves the processing accuracy and tool life. A mounting handle 8 is also provided at the connection between the milling cutter base 1 and the milling cutter handle 2. The mounting handle 8 is fixedly connected to the rear end of the milling cutter handle 2, and a mounting groove 13 is also provided at the connection between the milling cutter base 1 and the milling cutter handle 2. In order to enhance the connection strength and stability between the milling cutter base 1 and the milling cutter handle 2, a clamping surface 9 is fixedly provided on the outer wall of the mounting handle 8, and a limiting groove 10 is provided on the upper outer wall of the clamping surface 9. A mounting groove 13 is provided at the connection between the milling cutter base 1 and the milling cutter handle 2, and the mounting groove 13 is located inside the center of the milling cutter base 1. A screw hole 12 is provided on the outer periphery of the milling cutter base 1, and a limiting screw 11 is installed on the internal thread of the screw hole 12. A threaded connecting block 15 is fixedly connected at the connection between the connecting handle 3 and the milling cutter head 4. The threaded connecting block 15 is fixedly connected to the rear end of the milling cutter head 4, and cooperates with the threaded groove 14 on the connecting handle 3 to realize the firm connection between the milling cutter head 4 and the connecting handle 3, which can ensure the firm connection between the milling cutter head 4 and the connecting handle 3, and ensure that the milling cutter is firmly installed on the equipment.

[0027] Working principle:

[0028] First, the mounting handle 8 and the clamping surface 9 are installed in the mounting groove 13 opened in the milling cutter base 1, so that the milling cutter handle 2 is fixed to the lower end of the milling cutter base 1 and can be stably installed on the processing equipment, thereby improving the safety during the processing. At the same time, the limiting screw 11 in the limiting groove 10 and the screw hole 12 is used for further fixation to ensure that the milling cutter handle 2 is firmly installed on the equipment.

[0029] Secondly, the milling cutter handle 2 is connected to the milling head 4 through the connecting handle 3, and the front end of the connecting handle 3 is threadedly connected to the threaded connecting block 15 at the rear end of the milling head 4 through the threaded groove 14, thereby achieving a tight connection and stability between the milling head 4 and the connecting handle 3, making tool replacement simple and quick, and also improving the rigidity and stability of the tool, thereby improving work efficiency.

[0030] Then, the milling cutter blade 6 of the cutting part 5 performs cutting work, and the chips generated during the cutting process are discharged through the chip removal groove 7, which effectively eliminates the chips generated during the cutting process and prevents the influence of chip accumulation on the cutting quality and tool life. The milling cutter can achieve efficient and precise cutting in the process of automobile engine processing, improves the processing quality and production efficiency, and the mutual cooperation of the base plate 16, the first spring 17 and the limit baffle 18 provides stable support and buffer for the inside of the milling cutter base 1, effectively reduces the vibration generated during cutting, improves the processing accuracy and tool life, and improves work efficiency.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0032] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A high-rigidity micro slotting milling cutter for automobile engine processing, comprising a milling cutter base (1), characterized in that: A bottom plate (16) is provided at the inner bottom end of the milling cutter base (1), a first spring (17) is fixed to the outer wall surface of the bottom plate (16), and the other end of the first spring (17) is fixedly connected to a limit stop plate (18); A milling cutter handle (2) is mounted on the front end of the milling cutter base (1); a connecting handle (3) is fixedly connected to the front end of the milling cutter handle (2); a milling cutter head (4) is threadedly mounted on the front end of the connecting handle (3); a cutting portion (5) is provided at the front end of the milling cutter head (4); a thread groove (14) is provided at the connection between the connecting handle (3) and the milling cutter head (4); the thread groove (14) is located in the center of the connecting handle (3).

2. A high-rigidity micro slotting milling cutter based on automobile engine processing according to claim 1, characterized in that: The outer wall of the cutting portion (5) is provided with a chip removal groove (7), and milling cutter edges (6) are provided on both sides of the chip removal groove (7).

3. A high-rigidity micro slotting milling cutter based on automobile engine processing according to claim 1, characterized in that: A mounting handle (8) is also provided at the connection between the milling cutter base (1) and the milling cutter handle (2), and the mounting handle (8) is fixedly connected to the rear end of the milling cutter handle (2).

4. A high-rigidity micro slotting milling cutter based on automobile engine processing according to claim 3, characterized in that: A clamping surface (9) is fixedly provided on the outer wall of the mounting handle (8), and a limiting groove (10) is provided above the outer wall of the clamping surface (9).

5. The high-rigidity micro slotting milling cutter based on automobile engine processing according to claim 3, characterized in that: A mounting groove (13) is provided at the connection between the milling cutter base (1) and the milling cutter handle (2), and the mounting groove (13) is located in the center of the milling cutter base (1).

6. A high-rigidity micro slotting milling cutter based on automobile engine processing according to claim 5, characterized in that: A screw hole (12) is provided on the outer periphery of the milling cutter base (1), and a limit screw (11) is installed on the inner thread of the screw hole (12).

7. The high-rigidity micro slotting milling cutter based on automobile engine processing according to claim 1, characterized in that: A threaded connection block (15) is fixedly connected to the connection point between the connection handle (3) and the milling cutter head (4), and the threaded connection block (15) is fixed to the rear end of the milling cutter head (4).

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