Multi-angle numerical control tool

Abstract

The utility model relates to the technical field of cutters, in particular to a multi-angle numerical control cutter which comprises a cutter handle, a cutter head connected to the left end of the cutter handle, an installation frame arranged outside the cutter handle, a base arranged below the installation frame, a plurality of first limiting bolts connected to the edge of the upper face of the installation frame in a threaded mode, and the first limiting bolts on the front side are screwed into the installation frame and attached to the upper face of the cutter handle. A mounting groove penetrating through the upper face, the front face and the rear face of the tool bit is formed in the left end of the upper face of the tool bit, a mounting head is rotationally connected into the mounting groove, a blade is arranged in the mounting head, and a limiting assembly is arranged between the blade and the mounting head. The lower end of the rotating rod penetrates through and is fixed to the middle of the first gear and is rotationally connected with the lower face of the inner wall of the side groove, and an adjusting assembly is arranged between the second gear and the tool bit. The blade can be conveniently used at multiple angles, and the application range of the numerical control tool is expanded.

Description

Technical Field

[0001] The utility model relates to the technical field of cutters and discloses a multi-angle numerically controlled cutter. Background Art

[0002] CNC tools are tools used on CNC machine tools. CNC machine tools are usually equipped with tool holders. Common CNC machine tool tool holders are usually square. CNC tools can be installed on the front, back, left and right sides of the tool holder. CNC tools are usually divided into tool handles and tool heads. The tool handles are limited by bolts on the CNC tool holder. The tool head is provided with a mounting slot for installing the blade. The blade is limited by bolts. When different tools are needed, the tool holder can be driven to rotate by the power components installed on it, such as a motor, and the required CNC tool is rotated to the required processing position.

[0003] Existing CNC tools can usually only determine the installation angle of the blade according to the installation slot on the tool head. The angle and position of the blade edge after installation are usually fixed, and it is difficult to adjust the blade edge angle according to actual processing requirements, thereby limiting the use scope of the CNC tool. It is usually necessary to replace different CNC tools to adjust the blade edge angle, which is inconvenient. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-angle CNC tool to solve the above problems and shortcomings. The blade can be used more conveniently at multiple angles, thereby expanding the application range of the CNC tool.

[0005] A multi-angle CNC tool comprises a tool handle, wherein a tool head is connected to the left end of the tool handle;

[0006] A mounting frame is provided on the outside of the knife handle, a base is provided under the mounting frame, a plurality of limit bolts are threadedly connected to the upper edge of the mounting frame, the limit bolt on the front side is screwed into the inside of the mounting frame and fits the upper surface of the knife handle, a mounting groove is provided on the left end of the upper surface of the knife head and penetrates the upper surface and the front and rear surfaces thereof, a mounting head is rotatably connected inside the mounting groove, a blade is provided inside the mounting head, and a limit assembly is provided between the blade and the mounting head;

[0007] A side groove is provided at the lower left end of the cutter head, and gear 1 and gear 2 that mesh with each other are arranged in sequence from left to right inside the side groove. A rotating rod is connected to the lower end of the mounting head, and the lower end of the rotating rod passes through and is fixed to the middle part of gear 1 and is rotatably connected to the lower side groove inner wall. An adjustment component is provided between gear 2 and the cutter head.

[0008] Preferably, the limiting assembly comprises a second limiting bolt, a limiting block and a connecting plate, wherein the connecting plate is located above the mounting head, and the second limiting bolt is threadedly connected to the top of the connecting plate and screwed into the interior of the blade.

[0009] Preferably, the left and right ends of the upper surface of the blade are provided with limit grooves, the limit blocks are provided with two pieces and are respectively connected to the left and right ends of the lower surface of the connecting plate, and the limit blocks are inserted into the mounting head and into the adjacent limit grooves.

[0010] Preferably, scale lines are provided below the inner wall of the installation groove, and a pointer is connected to the right end of the installation head, and the pointer corresponds to the scale lines.

[0011] Preferably, the adjustment assembly includes a limiting bolt three and a connecting head, the gear two is rotatably connected to the inside of the side groove, the connecting head is connected to the lower end of the gear two, and the lower end of the connecting head passes through the cutter head.

[0012] Preferably, the three limiting bolts pass through the connecting head and the second gear, a bolt hole is opened on the right end of the upper inner wall of the side groove, and the upper end of the three limiting bolts is screwed into the bolt hole.

[0013] Beneficial effects of the utility model:

[0014] When the multi-angle CNC tool is working, the blade is inserted into the mounting head, and the blade is limited by the limiting bolt 2 and the limiting block. The blade installation is relatively stable, and the user can choose blades of different angles for installation, so as to change the angle of the blade itself more freely, which is convenient to meet the different cutting requirements of the user;

[0015] When the user needs to change the angle of the blade, first turn the limit bolt three downward to disengage from the bolt hole, grab the connecting head and turn it, the angle of the blade can be changed, the user can turn the blade to the desired angle as needed, and the pointer can point to different positions of the scale line, thereby helping the user to understand the rotation angle of the blade. When the user turns the blade to the desired angle, turn the limit bolt three upward and screw it into the bolt hole, and the limit bolt three can re-limit the connecting head. It is more convenient for the user to use the blade at multiple angles, which expands the use range of CNC tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall main structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall left-side cross-sectional structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the cutter head of the utility model from top view;

[0019] Figure 4 For this utility model Figure 1 A is a schematic diagram of a local enlarged structure.

[0020] Markings in the figure: base 1, mounting frame 2, limit bolt 1 3, cutter head 4, cutter handle 5, mounting head 6, blade 7, limit bolt 2 8, limit block 9, limit slot 10, pointer 11, scale line 12, connecting plate 13, mounting slot 14, side slot 15, rotating rod 16, gear 1 17, gear 2 18, bolt hole 19, limit bolt 3 20, connecting head 21. DETAILED DESCRIPTION

[0021] like Figures 1 to 4 As shown, the present application is a multi-angle CNC tool, including a handle 5, a cutter head 4 is connected to the left end of the handle 5, a mounting frame 2 is provided outside the handle 5, a base 1 is provided below the mounting frame 2, a plurality of limit bolts 3 are threadedly connected to the upper edge of the mounting frame 2, the limit bolts 3 on the front side are screwed into the inside of the mounting frame 2 and fit on the handle 5, a mounting groove 14 is provided on the left end of the upper side of the cutter head 4, and a mounting head 6 is rotatably connected inside the mounting groove 14, a blade 7 is provided inside the mounting head 6, and a limit assembly is provided between the blade 7 and the mounting head 6;

[0022] The lower left end of the cutter head 4 is provided with a side groove 15, and the inside of the side groove 15 is provided with a gear 17 and a gear 2 18 meshing with each other from left to right. The lower end of the mounting head 6 is connected with a rotating rod 16, and the lower end of the rotating rod 16 penetrates and is fixed to the middle of the gear 1 17 and is rotatably connected to the lower inner wall of the side groove 15. An adjustment component is provided between the gear 2 18 and the cutter head 4;

[0023] The limiting assembly includes a limiting bolt 8, a limiting block 9 and a connecting plate 13, wherein the connecting plate 13 is located above the mounting head 6, the limiting bolt 8 is threadedly connected to the top of the connecting plate 13 and screwed into the inside of the blade 7, and limiting grooves 10 are provided on the left and right ends of the upper side of the blade 7, the limiting block 9 is provided with two pieces and is respectively connected to the left and right ends of the lower side of the connecting plate 13, and the limiting block 9 is inserted into the mounting head 6 and inserted into the adjacent limiting grooves 10;

[0024] When multi-angle CNC tools are working, Figure 4 As shown, insert the blade 7 into the installation head 6, then insert the limiting block 9 at the lower end of the connecting plate 13 into the limiting groove 10 on the blade 7, then thread the limiting bolt 8 to the upper end of the connecting plate 13, and then screw the limiting bolt 8 into the blade 7. The user can choose blades 7 with different angles for installation, so as to change the angle of the blade 7 itself more freely, which is convenient for meeting different cutting requirements of the user.

[0025] When the user needs to replace the blade 7, he only needs to remove the limiting bolt 8 first, move the connecting plate 13 upward, so that the limiting block 9 is separated from the limiting groove 10, and the limiting of the blade 7 can be released. The original blade 7 is removed, and the user can install the blade 7 of the required angle inside the mounting head 6 according to the above steps. The setting of the limiting block 9 can effectively improve the stability of the installation of the blade 7;

[0026] like Figure 1 and Figure 2 As shown, the user can install the handle 5 at the front, back, left and right ends of the mounting frame 2, so as to complete the function of installing four different blades 7. The base 1 is provided with a power component such as a motor, and the mounting frame 2 is driven by the power component. When the mounting frame 2 rotates, the blades 7 at different angles on the front, back, left and right sides can be driven to rotate to the angle required for work. The structure of the mounting frame 2 and the base 1 and the principle of rotation are all prior art;

[0027] The inner wall of the installation groove 14 is provided with a scale line 12, the right end of the installation head 6 is connected to a pointer 11, the pointer 11 corresponds to the scale line 12, the adjustment assembly includes a limit bolt three 20 and a connector 21, the gear two 18 is rotatably connected to the inside of the side groove 15, the connector 21 is connected to the lower end of the gear two 18, the lower end of the connector 21 passes through the cutter head 4, the limit bolt three 20 passes through the connector 21 and the gear two 18, the inner wall of the side groove 15 has a bolt hole 19 on the right end, and the upper end of the limit bolt three 20 is screwed into the bolt hole 19;

[0028] When the user needs to change the angle of the blade 7, Figure 4 As shown, firstly, the limiting bolt 3 20 is screwed downward, and the upper end of the limiting bolt 3 20 can be separated from the bolt hole 19. At this time, the limiting of the connecting head 21 can be released, and the user can grab the connecting head 21 and rotate it, and the gear 2 18 can rotate, and the gear 1 17 meshing with the gear 2 18 can rotate along with it, and the rotating rod 16 and the mounting head 6 can rotate along with the gear 1 17, and the blade 7 inside the mounting head 6 can rotate along with the mounting head 6, and the angle of the blade 7 can be changed, and the user can rotate the blade 7 to a desired angle as needed. Figure 3 As shown, when the mounting head 6 rotates, the pointer 11 can rotate accordingly, and the pointer 11 can point to different positions of the scale line 12, thereby helping the user to understand the rotation angle of the blade 7. When the user rotates the blade 7 to the required angle, the limit bolt three 20 is screwed upward into the bolt hole 19, and the limit bolt three 20 can re-limit the connecting head 21. It is more convenient for the user to use the blade 7 at multiple angles, which expands the use range of the CNC tool.

Claims

1. A multi-angle CNC tool, comprising a tool handle (5), wherein the left end of the tool handle (5) is connected to a tool head (4), characterized in that: The handle (5) is provided with a mounting frame (2) on the outside, and a base (1) is provided below the mounting frame (2). The upper edge of the mounting frame (2) is threadedly connected with a plurality of limit bolts (3). The limit bolt (3) on the front side is screwed into the inside of the mounting frame (2) and fits with the upper surface of the handle (5). The left end of the upper surface of the cutter head (4) is provided with a mounting groove (14) penetrating through the upper surface and the front and rear surfaces thereof. The mounting groove (14) is rotatably connected with a mounting head (6). A blade (7) is provided inside the mounting head (6), and a limit assembly is provided between the blade (7) and the mounting head (6); A side groove (15) is formed at the lower left end of the cutter head (4), and a gear 1 (17) and a gear 2 (18) meshing with each other are arranged in sequence from left to right inside the side groove (15). A rotating rod (16) is connected to the lower end of the mounting head (6), and the lower end of the rotating rod (16) passes through and is fixed to the middle of the gear 1 (17) and is rotatably connected to the lower side of the inner wall of the side groove (15). An adjusting component is provided between the gear 2 (18) and the cutter head (4).

2. The multi-angle CNC tool according to claim 1, characterized in that: The limiting assembly comprises a second limiting bolt (8), a limiting block (9) and a connecting plate (13); the connecting plate (13) is located above the mounting head (6); the second limiting bolt (8) is threadedly connected to the top of the connecting plate (13) and screwed into the interior of the blade (7).

3. The multi-angle CNC tool according to claim 2, characterized in that: The upper left and right ends of the blade (7) are both provided with limiting grooves (10), and the limiting blocks (9) are provided with two pieces and are respectively connected to the lower left and right ends of the connecting plate (13), and the limiting blocks (9) are inserted into the mounting head (6) and into the adjacent limiting grooves (10).

4. The multi-angle CNC tool according to claim 1, characterized in that: A scale line (12) is provided below the inner wall of the installation groove (14), and a pointer (11) is connected to the right end of the installation head (6), and the pointer (11) corresponds to the scale line (12).

5. The multi-angle CNC tool according to claim 1, characterized in that: The adjustment assembly comprises a limiting bolt three (20) and a connecting head (21); the gear two (18) is rotatably connected to the inside of the side groove (15); the connecting head (21) is connected to the lower end of the gear two (18); and the lower end of the connecting head (21) passes through the cutter head (4).

6. The multi-angle CNC tool according to claim 5, characterized in that: The limiting bolt three (20) passes through the connecting head (21) and the gear two (18), and a bolt hole (19) is opened at the right end of the upper inner wall of the side groove (15), and the upper end of the limiting bolt three (20) is screwed into the bolt hole (19).

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