Efficient whirlwind milling cutter arbor with adjustable rotation diameter

Abstract

The efficient whirlwind milling cutter arbor with the adjustable rotating diameter comprises a milling cutter arbor body, a mounting groove is formed in one end of the milling cutter arbor body in a radial penetrating mode, a cutter rest is movably clamped in the mounting groove, and a cutter head perpendicular to the axis of the milling cutter arbor body is installed on the cutter rest. The end face, close to the mounting groove, of the milling cutter rod is in threaded connection with a locking screw for fixing the tool rest in the mounting groove, and the end of the milling cutter rod is further provided with an adjusting jackscrew for making the tool rest move in the mounting groove in the radial direction. The radial movement of the tool rest is adjusted by arranging the adjusting jackscrew, then the tool rest is fixed through the locking screw, the tool rest is rapidly adjusted, the debugging time of the rotating diameter of the whirlwind milling cutter rod is shortened, the working efficiency is greatly improved, the adjusting precision is high, and the problem that the precision error is large due to traditional adjustment by knocking the tool rest is solved. The device has the advantages of simple structure, convenient processing, strong practicality, rapid adjustment and high precision.

Description

Technical Field

[0001] The utility model relates to the technical field of machining, in particular to a whirlwind milling cutter rod with high efficiency and adjustable rotating diameter. Background Art

[0002] The anchoring system has a wide range of applications. In order to improve the competitiveness of anchoring products during the manufacturing process, reducing manufacturing costs and debugging costs have become the main competitive conditions. The connecting sleeve is a key component for connecting anchor rods in the self-drilling anchoring system. The corrugated thread and T-shaped thread inside the product are milled by a whirlwind milling machine. In actual processing, the rotation diameter of the tool tip needs to be adjusted to achieve thread tolerance control. The strict control function of the rotation diameter cannot be achieved by tapping the tool holder. The industry basically uses the tapping tool holder to control the rotation diameter for processing threads. It cannot accurately adjust the threads that require slight debugging, and inexperienced novices cannot learn quickly, which reduces the debugging efficiency, resulting in excessively high manufacturing costs and extended processing cycles. In summary, several weaknesses were found during the processing: 1. The rotation diameter cannot be accurately controlled, 2. Novices cannot learn quickly, 3. The debugging time is long, and 4. The work efficiency is low and needs to be improved. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a cyclone milling cutter rod with an efficient and adjustable rotating diameter, which can quickly adjust the tool holder, reduce the debugging time of the rotating diameter of the cyclone milling cutter rod, greatly improve work efficiency, and have high adjustment accuracy. It solves the problem of large precision error caused by traditional adjustment by knocking on the tool holder. It has the advantages of simple structure, convenient processing, strong practicality, rapid adjustment and high precision, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-efficiency, adjustable rotating diameter cyclone milling cutter rod, comprising a milling cutter rod, one end of the milling cutter rod is radially penetrated by a mounting groove, a tool holder is movably mounted in the mounting groove, and the tool holder is mounted with a cutter head perpendicular to the axis of the milling cutter rod; the end face of the milling cutter rod close to the mounting groove is threadedly connected with a locking screw that fixes the tool holder in the mounting groove, and the end of the milling cutter rod is also provided with an adjustment top screw that allows the tool holder to move radially in the mounting groove.

[0005] Preferably, the end of the milling cutter rod is provided with a threaded through hole adapted to the adjusting top screw, the threaded through hole is perpendicular to the axis of the milling cutter rod, the threaded through hole is close to the mounting groove and partially coincides with it, the tool holder is provided with an arc groove adapted to the adjusting top screw, the lower part of the tool holder corresponding to the arc groove is a positioning step, the positioning step extends into the threaded through hole and interferes with the adjusting top screw.

[0006] Preferably, the distance between the axis of the threaded through hole and the side wall close to the mounting groove is h, the aperture of the threaded through hole is r, and the ratio of h to r is 0-0.8.

[0007] Preferably, the end surface of the milling cutter rod is provided with a threaded hole adapted to the locking screw and connected to the mounting groove.

[0008] Preferably, a threaded blind hole is provided at one end of the milling cutter rod away from the tool holder.

[0009] Preferably, the locking screw and the adjusting screw are both hexagon socket screws.

[0010] Compared with the prior art, the beneficial effects of the utility model are: by setting an adjustment screw to adjust the radial movement of the tool holder, and then fixing it with a locking screw, the tool holder can be quickly adjusted, the debugging time of the rotation diameter of the cyclone milling cutter rod can be reduced, the work efficiency is greatly improved, the adjustment accuracy is high, and the problem of large precision error caused by traditional adjustment by knocking on the tool holder is solved. It has the advantages of simple structure, convenient processing, strong practicality, rapid adjustment and high precision. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 This is the front view of the utility model;

[0013] Figure 3 The local structure of the utility model is shown in FIG. Figure 1 ;

[0014] Figure 4 The local structure of the utility model is shown in FIG. Figure 2 .

[0015] In the figure: 1 locking screw, 2 tool holder, 2.1 arc groove, 3 adjusting top screw, 4 milling cutter rod, 4.1 threaded through hole, 4.2 mounting groove. DETAILED DESCRIPTION

[0016] The present invention can be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention. In the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "front", "back", "left", "right", etc. indicating directions or positional relationships, they only correspond to the drawings of the present application for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction.

[0017] See also Figure 1-4The utility model provides a technical solution: a high-efficiency, adjustable rotating diameter cyclone milling cutter bar, comprising a milling cutter bar 4, one end of the milling cutter bar 4 is radially penetrated with a mounting groove 4.2, a tool holder 2 is movably mounted in the mounting groove 4.2, and the tool holder 2 is mounted with a cutter head perpendicular to the axis of the milling cutter bar 4; the end surface of the milling cutter bar 4 near the mounting groove 4.2 is threadedly connected with a locking screw 1 that fixes the tool holder 2 in the mounting groove 4.2, and the end of the milling cutter bar 4 is also provided with an adjusting top screw 3 that enables the tool holder 2 to move radially in the mounting groove 4.2;

[0018] It can be understood that by adjusting the top screw 3, the tool holder 2 can be radially moved in the mounting groove 4.2, thereby adjusting the position of the cutter head, and then the tool holder 2 is fixed in the mounting groove 4.2 by the locking screw 1, so that the rotation diameter of the cutter head can be adjusted. By adjusting the screw-in displacement of the top screw 3, the rotation diameter of the cutter head can be accurately controlled, and the adjustment is rapid and accurate, which solves the problem of large accuracy error caused by traditional adjustment by tapping the tool holder.

[0019] Specifically, the end of the milling cutter rod 4 is provided with a threaded through hole 4.1 adapted to the adjustment top screw 3, the threaded through hole 4.1 is perpendicular to the axis of the milling cutter rod 4, the threaded through hole 4.1 is close to the mounting groove 4.2 and partially coincides with it, the tool holder 2 is provided with an arc groove 2.1 adapted to the adjustment top screw 3, the lower part of the tool holder 2 corresponding to the arc groove 2.1 is a positioning step, the positioning step extends into the threaded through hole 4.1 and conflicts with the adjustment top screw 3; the axis of the threaded through hole 4.1 is at a distance h from the side wall close to the mounting groove 4.2, and the aperture of the threaded through hole 4.1 is r, the ratio of h to r is 0-0.8, that is, the mounting groove 4.2 is processed first, and then the threaded through hole 4.1 is drilled. The threaded through hole 4.1 is close to the mounting groove 4.2 during the drilling process. The threaded through hole 4.1 and the mounting groove 4.2 have a notch that is connected to each other. The tool holder 2 is inserted into the mounting groove 4.2, and the positioning step of the tool holder 2 extends into the threaded through hole 4.1. The adjusting top screw 3 is screwed into the threaded through hole 4.1. As the adjusting top screw 3 is screwed in, the adjusting top screw 3 contacts the positioning step and causes the tool holder 2 to move in the mounting groove 4.2.

[0020] Furthermore, the end surface of the milling cutter rod 4 is provided with a threaded hole adapted to the locking screw 1 and connected to the mounting groove 4.2, the locking screw 1 is screwed into the threaded hole and abuts against the tool holder 2, and the end of the milling cutter rod 4 away from the tool holder 2 is provided with a threaded blind hole, which is threadedly connected to the milling head of the whirlwind milling machine;

[0021] In addition, the locking screw 1 and the adjusting screw 3 are both hexagon socket screws.

[0022] The parts of the present invention that are not described in detail are prior art. It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and it is intended to include all changes that fall within the meaning and scope of equivalent elements in the content of the present invention.

Claims

1. A high-efficiency, adjustable rotation diameter cyclone milling cutter bar, comprising a milling cutter bar (4), characterized in that: One end of the milling cutter rod (4) is radially penetrated by a mounting groove (4.2), a tool holder (2) is movably mounted in the mounting groove (4.2), and a tool head perpendicular to the axis of the milling cutter rod (4) is mounted on the tool holder (2); a locking screw (1) is threadedly connected to the end surface of the milling cutter rod (4) near the mounting groove (4.2) to fix the tool holder (2) in the mounting groove (4.2), and an adjustment screw (3) is also provided at the end of the milling cutter rod (4) to enable the tool holder (2) to move radially in the mounting groove (4.2).

2. The high-efficiency, adjustable rotation diameter whirlwind milling cutter bar according to claim 1, characterized in that: The end of the milling cutter rod (4) is provided with a threaded through hole (4.1) adapted to the adjusting top screw (3), the threaded through hole (4.1) is perpendicular to the axis of the milling cutter rod (4), the threaded through hole (4.1) is close to the mounting groove (4.2) and partially overlaps with it, the tool holder (2) is provided with an arc groove (2.1) adapted to the adjusting top screw (3), and the lower part of the tool holder (2) corresponding to the arc groove (2.1) is a positioning step, which extends into the threaded through hole (4.1) and contacts the adjusting top screw (3).

3. The high-efficiency, adjustable rotation diameter whirlwind milling cutter bar according to claim 2, characterized in that: The distance between the axis of the threaded through hole (4.1) and the side wall of the mounting groove (4.2) is h, the aperture of the threaded through hole (4.1) is r, and the ratio of h to r is 0-0.

8.

4. The high-efficiency, adjustable rotation diameter whirlwind milling cutter bar according to claim 1, characterized in that: The end surface of the milling cutter rod (4) is provided with a threaded hole adapted to the locking screw (1) and connected to the mounting groove (4.2).

5. The high-efficiency, adjustable rotation diameter whirlwind milling cutter bar according to claim 1, characterized in that: A threaded blind hole is provided at one end of the milling cutter rod (4) away from the tool holder (2).

6. The high-efficiency, adjustable rotation diameter whirlwind milling cutter bar according to claim 1, characterized in that: The locking screw (1) and the adjusting screw (3) are both hexagon socket screws.

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