Novel metal cutting milling cutter

Abstract

The utility model relates to the technical field of metal milling cutters, and discloses a novel metal cutting milling cutter which comprises a cutter head, a cutter face is arranged at the top of the surface of the cutter head, a chip groove is formed in the surface of the cutter face, a cutter head mounting mechanism is arranged at the bottom of the cutter head, and a whole cutter mounting mechanism is arranged at the bottom of the cutter head mounting mechanism. The tool bit mounting mechanism comprises a tool bar, the tool bar is fixedly connected to the bottom of the tool bit, limiting holes are formed in the left side and the right side of the bottom end of the surface of the tool bar, the tool bit is clamped into the mounting shell through the tool bar at the bottom to be mounted, and the tool bar is fixed through a spring and a clamping piece. The mounting shell and the cutter bar are connected together through the limiting bolt and the inserting block, the cutter head and the mounting shell can be quickly disassembled through the arrangement of the mechanism, when a cutter edge of the milling cutter is broken, only the cutter head needs to be quickly disassembled and assembled through the mechanism, the milling cutter can be replaced, and the whole milling cutter does not need to be replaced; time and labor are integrally saved, and operation is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of metal milling cutters, in particular to a novel metal cutting milling cutter. Background Art

[0002] A milling cutter is a rotary tool with one or more teeth used for milling. Each tooth cuts off the excess of the workpiece intermittently in sequence during operation. Milling cutters are mainly used to process planes, steps, grooves, forming surfaces and cut off workpieces on milling machines.

[0003] According to a metal cutting milling cutter disclosed in the patent website (authorization announcement number: CN210334506U), "The utility model discloses a metal cutting milling cutter, which relates to the field of milling cutter technology and includes a mounting member, the mounting member includes a fixed seat, a mounting rod is welded on the upper surface of the fixed seat, a milling cutter holder is installed on one side of the mounting member, a locking nut is threadedly connected to the peripheral side of the mounting rod, the milling cutter holder is a cylindrical structure, and a regular polygonal hole matching the fixed seat is provided at the lower end of the milling cutter holder, a plurality of trapezoidal slots are provided on the peripheral side of the milling cutter holder along the annular direction, a blade is clamped in the trapezoidal slot, the blade includes a trapezoidal tool holder matching the trapezoidal slot, and a triangular blade is fixedly connected to one side of the trapezoidal tool holder. The metal cutting milling cutter, by splitting the milling cutter into a mounting member, a milling cutter holder, and a blade, realizes that when the blade breaks, the staff only needs to replace the blade instead of the milling cutter as a whole, thereby reducing the production cost and making the metal cutting milling cutter more practical."

[0004] Based on the above, the applicant believes that there are the following defects:

[0005] The metal cutting milling cutter includes a mounting component, which includes a fixed seat, and a mounting rod is welded to the upper surface of the fixed seat. The installation of the milling cutter holder is achieved through the mounting component, but the overall effect of the component is poor, the fixing effect is not good, and the milling cutter may fall when in use. Utility Model Content

[0006] The purpose of the utility model is to provide a novel metal cutting milling cutter to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new metal cutting milling cutter comprises a cutter head, a cutter face is arranged on the top of the cutter head surface, a chip removal groove is opened on the cutter face surface, a cutter head mounting mechanism is arranged at the bottom of the cutter head, and a whole knife mounting mechanism is arranged at the bottom of the cutter head mounting mechanism.

[0008] Preferably, the cutter head mounting mechanism includes a knife rod, the knife rod is fixedly connected to the bottom of the cutter head, and limit holes are provided on the left and right sides of the bottom end of the knife rod surface, and a mounting shell is provided at the bottom of the cutter head, and a spring is fixedly connected to the front and back sides of the mounting shell, and the end of the spring away from the mounting shell is fixedly connected to a clamping piece, and the bottom of the mounting shell is fixedly connected to a limit ring, and a mounting opening is provided on the left and right sides of the bottom end of the mounting shell surface, and a limiting bolt is threadedly connected to the mounting opening, and the end of the limiting bolt close to the inside of the mounting shell is fixedly connected to a plug-in block, and the cutter head is installed by clamping the cutter head at the bottom inside the mounting shell, and the knife rod is fixed by the spring and the clamping piece, and the mounting shell and the cutter rod are connected together by the limiting bolt and the plug-in block. The setting of this mechanism makes the cutter head and the mounting shell can be quickly disassembled. When the milling cutter blade collapses, the cutter head only needs to be quickly disassembled and installed through the mechanism to complete the replacement of the milling cutter, and the entire milling cutter does not need to be replaced. The overall operation is time-saving and labor-saving, and the operation is simple.

[0009] Preferably, the knife rod is inserted into the interior of the mounting shell, the limiting hole corresponds to the mounting opening, and the plug-in block is inserted into the interior of the limiting hole.

[0010] Preferably, the spring and the clamping piece are symmetrically distributed on the front and back sides of the mounting shell, and the bottom end of the knife rod is inserted into the limiting ring.

[0011] Preferably, the whole blade mounting mechanism includes a socket, and the cutter head mounting mechanism includes a mounting shell. The socket is arranged at the bottom of the mounting shell, a plug interface is provided at the top of the socket, an external thread is provided at the bottom of the socket surface, a base is provided at the bottom of the socket, an internal thread is provided on the inner surface of the base, and a mounting bottom port is fixedly connected to the bottom of the base. When the milling cutter needs to be installed on the machine tool, quick installation can be achieved through the whole blade mounting mechanism. When replacement is required, there is no need to remove the entire milling cutter from the machine tool. Only the mounting shell needs to be taken out from the plug interface for maintenance and replacement, thereby realizing quick disassembly and assembly of the milling cutter and improving the overall efficiency of the device.

[0012] Preferably, the socket and the base are threadedly connected via external threads and internal threads, and the mounting shell is plugged into the interior of the socket.

[0013] Compared with the prior art, the utility model provides a new type of metal cutting milling cutter, which has the following beneficial effects:

[0014] 1. The new metal cutting milling cutter is provided with a cutter head installation mechanism. The cutter head is installed inside the installation shell through the cutter rod at the bottom, the cutter rod is fixed by a spring and a clamping piece, and the installation shell and the cutter rod are connected together by a limit bolt and a plug-in block. The setting of this mechanism allows the cutter head and the installation shell to be quickly disassembled. When the milling cutter blade is broken, the cutter head only needs to be quickly disassembled and installed through this mechanism to complete the replacement of the milling cutter. There is no need to replace the entire cutter. The overall time-saving and labor-saving and simple operation, and the installation and fixing effect of the mechanism is good, and the milling cutter will not fall from the inside of the installation shell during use.

[0015] 2. The new metal cutting milling cutter is provided with a whole cutter installation mechanism. When the milling cutter needs to be installed on the machine tool, the whole cutter installation mechanism can be used to achieve quick installation. When it needs to be replaced, there is no need to remove the entire milling cutter from the machine tool. It only needs to take the installation shell out of the plug-in interface for maintenance and replacement, which realizes the rapid disassembly and assembly of the milling cutter and improves the overall efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure separation view of the utility model;

[0019] Figure 3 This is a schematic diagram of the blade surface of the utility model structure;

[0020] Figure 4 This is a schematic diagram of the tool head installation mechanism of the utility model;

[0021] Figure 5 This is a schematic diagram of the whole knife installation mechanism of the utility model.

[0022] In the figure: 1. Cutter head; 2. Cutter face; 3. Chip removal groove; 4. Cutter head mounting mechanism; 41. Cutter bar; 42. Limiting hole; 43. Mounting shell; 44. Spring; 45. Connecting piece; 46. Limiting ring; 47. Mounting port; 48. Limiting bolt; 49. Plug-in block; 5. Whole knife mounting mechanism; 51. Plug-in seat; 52. Plug-in interface; 53. External thread; 54. Base; 55. Internal thread; 56. Mounting bottom port. DETAILED DESCRIPTION

[0023] 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.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The utility model provides the following technical solutions:

[0026] Embodiment 1

[0027] See also Figure 1-4 The new metal cutting milling cutter comprises a cutter head 1, a cutter face 2 is arranged on the top of the cutter head 1, a chip removal groove 3 is opened on the surface of the cutter face 2, a cutter head mounting mechanism 4 is arranged at the bottom of the cutter head 1, and a whole cutter mounting mechanism 5 is arranged at the bottom of the cutter head mounting mechanism 4;

[0028] The cutter head mounting mechanism 4 includes a cutter bar 41, which is fixedly connected to the bottom of the cutter head 1. Limiting holes 42 are provided on both sides of the bottom end of the cutter bar 41. A mounting shell 43 is provided at the bottom of the cutter head 1. A spring 44 is fixedly connected to the front and back of the mounting shell 43. The end of the spring 44 away from the mounting shell 43 is fixedly connected to a clamping piece 45. A limiting ring 46 is fixedly connected to the bottom of the mounting shell 43. A mounting port 47 is provided on both sides of the bottom end of the mounting shell 43. A limiting bolt 48 is threadedly connected to the mounting port 47. The limiting bolt 48 is close to the mounting port. One end of the mounting housing 43 is fixedly connected with a plug-in block 49, and the cutter head 1 is mounted inside the mounting housing 43 by clamping the cutter rod 41 at the bottom, and the cutter rod 41 is fixed by a spring 44 and a clamping piece 45, and the mounting housing 43 and the cutter rod 41 are connected together by a limit bolt 48 and a plug-in block 49. The setting of this mechanism enables the cutter head 1 and the mounting housing 43 to be quickly disassembled. When the milling cutter blade collapses, the cutter head 1 only needs to be quickly disassembled and installed through this mechanism to complete the replacement of the milling cutter, and there is no need to replace the entire cutter, which saves time and effort as a whole and is simple to operate.

[0029] The knife rod 41 is inserted into the installation shell 43, the limiting hole 42 corresponds to the installation opening 47, and the plug-in block 49 is inserted into the limiting hole 42;

[0030] The spring 44 and the clamping piece 45 are symmetrically distributed on the front and back sides of the installation shell 43 , and the bottom end of the knife rod 41 is inserted into the limiting ring 46 .

[0031] Embodiment 2

[0032] See also Figure 1-5 , and on the basis of the first embodiment, the whole blade installation mechanism 5 further comprises a socket 51, the cutter head installation mechanism 4 comprises a mounting shell 43, the socket 51 is arranged at the bottom of the mounting shell 43, a plug-in port 52 is provided on the top of the socket 51, an external thread 53 is provided on the bottom of the surface of the socket 51, a base 54 is provided at the bottom of the socket 51, an internal thread 55 is provided on the inner surface of the base 54, and a mounting bottom port 56 is fixedly connected to the bottom of the base 54. When the milling cutter needs to be installed on the machine tool, the whole blade installation mechanism 5 can be used to achieve rapid installation. When it needs to be replaced, the milling cutter does not need to be removed from the machine tool. It only needs to take the mounting shell 43 out of the socket 52 for maintenance and replacement, thereby achieving rapid disassembly and assembly of the milling cutter and improving the overall efficiency of the device.

[0033] The socket 51 and the base 54 are threadedly connected via an external thread 53 and an internal thread 55 , and the mounting shell 43 is plugged into the plug port 52 .

[0034] In actual operation, when this device is used, the tool rod 41 at the bottom of the cutter head 1 is inserted into the interior of the mounting shell 43, the bottom of the tool rod 41 is plugged into the interior of the limiting ring 46, the tool rod 41 is fixed by the spring 44 and the clamping piece 45, the tool rod 41 is rotated to make the limiting hole 42 and the mounting port 47 correspond, the limiting bolt 48 is turned into the interior of the mounting port 47, the plug-in block 49 is fixed and limited inside the blade 2, and then the mounting shell 43 is plugged into the interior of the plug-in port 52, the plug-in seat 51 is turned to the interior of the base 54 through the external thread 53, the plug-in seat 51 and the base 54 are threadedly connected through the external thread 53 and the internal thread 55, and then the whole can be installed on the machine tool through the mounting bottom port 56. The whole is easy to disassemble and assemble, and has high stability and will not fall off.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A novel metal cutting milling cutter, comprising a cutter head (1), characterized in that: The top of the surface of the cutter head (1) is provided with a cutter face (2), the surface of the cutter face (2) is provided with a chip removal groove (3), the bottom of the cutter head (1) is provided with a cutter head mounting mechanism (4), and the bottom of the cutter head mounting mechanism (4) is provided with a whole cutter mounting mechanism (5); The cutter head mounting mechanism (4) comprises a cutter bar (41), the cutter bar (41) being fixedly connected to the bottom of the cutter head (1), the cutter bar (41) having limit holes (42) on both left and right sides of the bottom of the surface, a mounting shell (43) being provided at the bottom of the cutter head (1), the front and back sides of the inside of the mounting shell (43) being fixedly connected to springs (44), the end of the spring (44) away from the mounting shell (43) being fixedly connected to a clamping piece (45), the bottom of the inside of the mounting shell (43) being fixedly connected to a limit ring (46), the left and right sides of the bottom of the surface of the mounting shell (43) being provided with mounting openings (47), the inside of the mounting openings (47) being threadedly connected to limit bolts (48), the end of the limit bolt (48) close to the inside of the mounting shell (43) being fixedly connected to a plug-in block (49); The whole blade mounting mechanism (5) comprises a socket (51), and the blade head mounting mechanism (4) comprises a mounting shell (43). The socket (51) is arranged at the bottom of the mounting shell (43), a plug interface (52) is provided at the top of the socket (51), an external thread (53) is provided at the bottom of the surface of the socket (51), a base (54) is provided at the bottom of the socket (51), an internal thread (55) is provided on the inner surface of the base (54), and a mounting bottom opening (56) is fixedly connected to the bottom of the base (54).

2. The new metal cutting milling cutter according to claim 1 is characterized in that: The knife rod (41) is inserted into the interior of the mounting shell (43), the limiting hole (42) corresponds to the mounting opening (47), and the plug-in block (49) is inserted into the interior of the limiting hole (42).

3. The new metal cutting milling cutter according to claim 1 is characterized in that: The spring (44) and the clamping piece (45) are symmetrically distributed on the front and back sides of the installation housing (43), and the bottom end of the knife rod (41) is inserted into the interior of the limiting ring (46).

4. The new metal cutting milling cutter according to claim 1 is characterized in that: The plug socket (51) and the base (54) are threadedly connected via an external thread (53) and an internal thread (55), and the mounting shell (43) is plugged into the interior of the plug interface (52).

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