Cutter bar for installing regular hexagonal star-shaped blade and cutter

Abstract

The utility model discloses a cutter bar and a cutter for installing a regular-hexagonal-star-shaped blade, and relates to the technical field of cutting machining, and the cutter bar for installing the regular-hexagonal-star-shaped blade comprises a cutter bar body, a plurality of blades and a plurality of blades, the first grooved wheel part is connected to the cutter bar body; the indexable cutter pad is movably locked and connected with the cutter bar body, and one end of the indexable cutter pad is used for accommodating the regular hexagonal star-shaped blade; the second grooved wheel part is connected to the other end of the indexable cutter pad, and the second grooved wheel part is matched with the first grooved wheel part; one end of the pressing piece is movably connected with the cutter bar body in a locking mode, and the other end of the pressing piece is used for making contact with the regular-hexagon-star-shaped blade. The tool cutting edge angle adjusting device has the technical effect that the adjusting precision of the tool cutting edge angle of the regular hexagonal star-shaped blade is high.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting processing, in particular to a tool rod and a tool for installing a regular hexagonal star-shaped blade. Background Art

[0002] A cutting tool is a cutting tool used for cutting processing. It has the advantage of being easy to cut and is widely used in the field of cutting processing.

[0003] The tool generally includes a tool rod and a blade that are detachably connected to each other. The regular hexagonal star blade is a very rare blade, and the adjustment accuracy of the main deflection angle of the regular hexagonal star blade is low, making it difficult to adapt to different processing requirements. Utility Model Content

[0004] In view of the above technical problems, the utility model provides a tool rod and a tool for installing a regular hexagonal star-shaped blade, which facilitates the adjustment of the main deflection angle of the regular hexagonal star-shaped blade with high precision.

[0005] In order to solve the above problems, the technical solution provided by the utility model is:

[0006] A tool bar for mounting a regular hexagonal star-shaped blade, comprising:

[0007] Tool holder body;

[0008] A first groove wheel portion connected to the shank body;

[0009] An indexable knife pad movably and tightly connected to the knife bar body, one end of the indexable knife pad being used to accommodate a regular hexagonal star-shaped blade;

[0010] A second sheave portion connected to the other end of the indexable shim, the second sheave portion being matched with the first sheave portion;

[0011] A pressing sheet, one end of which is movably locked and connected to the knife rod body, and the other end of which is used to contact the regular hexagonal star-shaped blade.

[0012] Optionally, the first groove wheel portion includes a plurality of first groove teeth connected to the tool rod body, and the second groove wheel portion includes a plurality of second groove teeth connected to the other end of the indexable tool pad, and the plurality of first groove teeth and the plurality of second groove teeth correspond to each other.

[0013] Optionally, the plurality of first groove teeth are evenly distributed along the circumference of the tool rod body, and the plurality of second groove teeth are evenly distributed along the circumference of the other end of the indexable tool pad.

[0014] Optionally, the tabletting comprises:

[0015] Connecting part;

[0016] a mounting portion connected to one end of the connecting portion;

[0017] A tablet body connected to the other end of the connecting portion;

[0018] Wherein, the mounting portion and the blade rod body are movably locked and connected, and the pressing sheet body is used to contact the regular hexagonal star-shaped blade.

[0019] Optionally, also include:

[0020] a first threaded hole provided on the mounting portion;

[0021] A second threaded hole is provided on the shank body, wherein the second threaded hole is connected to the first threaded hole;

[0022] A first fastener is threadedly connected to both the first threaded hole and the second threaded hole.

[0023] Optionally, it also includes a positioning hole provided on the arbor body, the positioning hole is connected to the first threaded hole and the second threaded hole, at least part of the mounting portion is located in the positioning hole, and the first fastener passes through the positioning hole.

[0024] Optionally, it also includes a receiving groove and a notch groove, both of which are arranged at one end of the indexable tool pad, the receiving groove and the notch groove are connected, and the receiving groove and the notch groove are both used to accommodate the regular hexagonal star-shaped blade.

[0025] Optionally, it also includes a degree portion arranged on the knife rod body.

[0026] Optionally, also include:

[0027] a third threaded hole provided on the indexable tool pad;

[0028] A fourth threaded hole is provided on the shank body, wherein the fourth threaded hole is connected to the third threaded hole;

[0029] A second fastener is threadedly connected to both the third threaded hole and the fourth threaded hole.

[0030] A tool comprises a tool bar for mounting a regular hexagonal star-shaped blade.

[0031] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects: the first groove wheel part and the second groove wheel part cooperate to prevent the indexable tool pad and the tool rod body from rotating relative to each other during cutting, thereby preventing the regular hexagonal star blade and the tool rod body from rotating relative to each other during cutting, thereby making the main deflection angle of the regular hexagonal star blade highly adjustable, which is convenient for adapting to different processing requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 This is one of the structural schematic diagrams of a tool proposed in an embodiment of the utility model;

[0033] Figure 2 for Figure 1 Partial diagram of A in the middle;

[0034] Figure 3 The second structural schematic diagram of a tool proposed in an embodiment of the utility model;

[0035] Figure 4 A schematic diagram of cutting of a regular hexagonal star-shaped blade proposed in an embodiment of the utility model;

[0036] In the figure: 1. arbor body; 11. first groove wheel portion; 111. first groove tooth; 12. second threaded hole; 13. positioning hole; 14. fourth threaded hole; 2. indexable tool pad; 21. second groove wheel portion; 211. second groove tooth; 22. receiving groove; 23. notch groove; 24. third threaded hole; 3. pressing plate; 31. connecting portion; 32. mounting portion; 321. first threaded hole; 33. pressing plate body; 41. first fastener; 42. second fastener; 5. degree portion; 6. regular hexagonal star blade; 61. cutting edge. DETAILED DESCRIPTION

[0037] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.

[0038] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It should also be noted that, for the convenience of description, only the parts related to the utility model are shown in the accompanying drawings. The words "first", "second", etc. described in the present utility model are set for the convenience of describing the technical solution of the present utility model, and have no specific limiting effect. They are all general references and do not constitute a limiting effect on the technical solution of the present utility model. It should be noted that, in the absence of conflict, the embodiments and features in the embodiments in the present application can be combined with each other. In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. Unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" 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, or it can be a connection between the insides of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. Multiple technical solutions in the same embodiment, and multiple technical solutions in different embodiments, can be arranged and combined to form new technical solutions that do not have contradictions or conflicts, all of which are within the scope of protection required by the present utility model.

[0039] Example 1

[0040] Combined with Figure 1-4 This embodiment provides a tool bar for mounting a regular hexagonal star-shaped blade, comprising:

[0041] Tool holder body 1;

[0042] A first groove wheel portion 11 connected to the shank body 1;

[0043] An indexable knife pad 2 is movably and tightly connected to the knife bar body 1, and one end of the indexable knife pad 2 is used to accommodate a regular hexagonal star-shaped blade 6;

[0044] A second sheave portion 21 connected to the other end of the indexable shim 2, the second sheave portion 21 cooperates with the first sheave portion 11;

[0045] The pressing sheet 3 has one end movably locked and connected to the blade body 1 , and the other end of the pressing sheet 3 is used to contact the regular hexagonal star-shaped blade 6 .

[0046] Specifically, when it is necessary to adjust the main deflection angle of the regular hexagonal star blade 6, first, unlock one end of the pressing plate 3 and the tool rod body 1, so that the other end of the pressing plate 3 no longer presses the regular hexagonal star blade 6; then, separate the regular hexagonal star blade 6 and the indexable tool pad 2; then, unlock the indexable tool pad 2 and the tool rod body 1; further, match the regular hexagonal star blade 6 and the indexable tool pad 2; further, rotate the indexable tool pad 2 along the tool rod body 1, and the indexable tool pad 2 drives the regular hexagonal star blade 6 to rotate along the tool rod body 1 until the regular hexagonal star blade 6 reaches the required main deflection angle, and at the same time, the first groove wheel part 11 and the second groove wheel part 21 cooperate; further, separate the regular hexagonal star blade 6 and the indexable tool pad 2; further, lock the indexable tool pad 2 and the tool rod body 1; further, match the regular hexagonal star blade 6 and the indexable tool pad 2; finally, lock the pressing plate 3 and the tool rod body 1, so that the other end of the pressing plate 3 is pressed against the regular hexagonal star blade 6 again, thereby completing the adjustment; in summary, the first groove wheel part 11 and the second groove wheel part 21 cooperate to prevent the indexable tool pad 2 and the tool rod body 1 from rotating relative to each other during cutting, thereby preventing the regular hexagonal star blade 6 and the tool rod body 1 from rotating relative to each other during cutting, and thus making the adjustment accuracy of the main deflection angle of the regular hexagonal star blade 6 high, which is convenient for adapting to different processing requirements; wherein, the main deflection angle of the regular hexagonal star blade 6 is specifically the angle between the cutting edge 61 of the regular hexagonal star blade 6 and the feed direction; the material of the regular hexagonal star blade 6 matched with the tool rod of the present application is not restricted, and the material of the regular hexagonal star blade 6 is preferably polycrystalline cubic boron nitride. Since polycrystalline cubic boron nitride is relatively hard, it is not convenient to lock it by punching holes on the regular hexagonal star blade 6, so the pressing plate 3 is used to press the regular hexagonal star blade 6.

[0047] Further, such as Figure 2 The first groove wheel portion 11 includes a plurality of first groove teeth 111 connected to the tool rod body 1, and the second groove wheel portion 21 includes a plurality of second groove teeth 211 connected to the other end of the indexable tool pad 2, and the plurality of first groove teeth 111 and the plurality of second groove teeth 211 correspond to each other.

[0048] Specifically, a plurality of first groove teeth 111 and a plurality of second groove teeth 211 cooperate with each other to prevent the indexable tool pad 2 and the tool rod body 1 from rotating relative to each other during cutting, thereby preventing the regular hexagonal star blade 6 and the tool rod body 1 from rotating relative to each other during cutting.

[0049] Further, such as Figure 2 A plurality of first groove teeth 111 are evenly distributed along the circumference of the tool rod body 1 , and a plurality of second groove teeth 211 are evenly distributed along the circumference of the other end of the indexable tool pad 2 .

[0050] Specifically, the circumferential uniform distribution makes it easier to achieve good force uniformity on the arbor body 1 and the indexable tool pad 2.

[0051] Further, such as Figure 3 , tabletting 3 comprises:

[0052] Connecting portion 31;

[0053] A mounting portion 32 connected to one end of the connecting portion 31;

[0054] A pressing piece body 33 connected to the other end of the connecting portion 31;

[0055] The mounting portion 32 is movably locked to the blade rod body 1 , and the pressing piece body 33 is used to contact the regular hexagonal star-shaped blade 6 .

[0056] Specifically, the connecting portion 31 is used to connect the mounting portion 32 and the pressing sheet body 33 ; the mounting portion 32 is used to mount the pressing sheet 3 on the shank body 1 ; and the pressing sheet body 33 is used to press the regular hexagonal star-shaped blade 6 .

[0057] Further, such as Figure 3 , also includes:

[0058] A first threaded hole 321 provided on the mounting portion 32;

[0059] A second threaded hole 12 is provided on the shank body 1, and the second threaded hole 12 is connected to the first threaded hole 321;

[0060] A first fastener 41 is threadedly connected to both the first threaded hole 321 and the second threaded hole 12 .

[0061] Specifically, the first fastener 41 is used to lock the mounting portion 32 and the arbor body 1. The first fastener 41 can be a headless bolt, a countersunk bolt, etc., preferably an M8 bolt.

[0062] Further, such as Figure 3 , and also includes a positioning hole 13 provided on the arbor body 1 , the positioning hole 13 is connected to the first threaded hole 321 and the second threaded hole 12 , at least part of the mounting portion 32 is located in the positioning hole 13 , and the first fastener 41 passes through the positioning hole 13 .

[0063] Specifically, the positioning hole 13 is used to radially position the mounting portion 32 to prevent the mounting portion 32 and the shank body 1 from moving radially relative to each other.

[0064] Further, such as Figure 3 , and also includes a receiving groove 22 and a notch groove 23, both of which are arranged at one end of the indexable tool pad 2, the receiving groove 22 and the notch groove 23 are connected, and the receiving groove 22 and the notch groove 23 are both used to accommodate the regular hexagonal star-shaped blade 6.

[0065] Specifically, the receiving groove 22 is used to receive the regular hexagonal star-shaped blade 6; the notch groove 23 is used to prevent the cutting edge 61 of the regular hexagonal star-shaped blade 6 from being blocked, thereby facilitating cutting.

[0066] Further, such as Figure 3 , and also includes a degree portion 5 arranged on the tool rod body 1.

[0067] Specifically, the degree portion 5 facilitates adjustment of the main deflection angle of the regular hexagonal star blade 6. When the cutting edge 61 of the regular hexagonal star blade 6 points to a specific degree, the specific degree is the main deflection angle of the regular hexagonal star blade 6. The degree portion 5 can specifically include degrees such as 45° and 60°.

[0068] Further, such as Figure 3 , also includes:

[0069] A third threaded hole 24 provided on the indexable shim 2;

[0070] A fourth threaded hole 14 is provided on the shank body 1, and the fourth threaded hole 14 is connected to the third threaded hole 24;

[0071] The second fastener 42 is threadedly connected to both the third threaded hole 24 and the fourth threaded hole 14 .

[0072] Specifically, the second fastener 42 is used to lock the indexable tool pad 2 and the tool rod body 1. The second fastener 42 can be a headless screw, a countersunk screw, etc., preferably an M6 screw.

[0073] This embodiment also provides a tool, including a tool rod as in this embodiment for mounting a regular hexagonal star-shaped blade.

[0074] The above schematically describes the present invention and its implementation methods, which are not restrictive. The drawings show only one implementation method of the present invention, and the actual structure is not limited thereto. Therefore, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the present invention, they should all fall within the protection scope of the present invention.

Claims

1. A tool bar for mounting a regular hexagonal star-shaped blade, characterized in that: include: Tool holder body; A first groove wheel portion connected to the shank body; An indexable knife pad movably and tightly connected to the knife bar body, one end of the indexable knife pad being used to accommodate a regular hexagonal star-shaped blade; A second sheave portion connected to the other end of the indexable shim, the second sheave portion being matched with the first sheave portion; A pressing sheet, one end of which is movably locked and connected to the knife rod body, and the other end of which is used to contact the regular hexagonal star-shaped blade.

2. A tool bar for mounting a regular hexagonal star-shaped blade according to claim 1, characterized in that: The first groove wheel portion includes a plurality of first groove teeth connected to the tool rod body, and the second groove wheel portion includes a plurality of second groove teeth connected to the other end of the indexable tool pad, and the plurality of first groove teeth and the plurality of second groove teeth correspond to each other.

3. A tool bar for mounting a regular hexagonal star-shaped blade according to claim 2, characterized in that: The plurality of first groove teeth are evenly distributed along the circumference of the tool rod body, and the plurality of second groove teeth are evenly distributed along the circumference of the other end of the indexable tool pad.

4. A tool bar for mounting a regular hexagonal star-shaped blade according to any one of claims 1 to 3, characterized in that: The tabletting comprises: Connecting part; a mounting portion connected to one end of the connecting portion; A tablet body connected to the other end of the connecting portion; Wherein, the mounting portion and the blade rod body are movably locked and connected, and the pressing sheet body is used to contact the regular hexagonal star-shaped blade.

5. A tool bar for mounting a regular hexagonal star-shaped blade according to claim 4, characterized in that: Also includes: a first threaded hole provided on the mounting portion; A second threaded hole is provided on the shank body, wherein the second threaded hole is connected to the first threaded hole; A first fastener is threadedly connected to both the first threaded hole and the second threaded hole.

6. A tool bar for mounting a regular hexagonal star-shaped blade according to claim 5, characterized in that: It also includes a positioning hole provided on the arbor body, the positioning hole is connected to the first threaded hole and the second threaded hole, at least part of the mounting portion is located in the positioning hole, and the first fastener passes through the positioning hole.

7. A tool bar for mounting a regular hexagonal star-shaped blade according to any one of claims 1 to 3, characterized in that: It also includes a receiving groove and a notch groove, both of which are arranged at one end of the indexable tool pad. The receiving groove and the notch groove are connected, and the receiving groove and the notch groove are both used to accommodate the regular hexagonal star-shaped blade.

8. A tool bar for mounting a regular hexagonal star-shaped blade according to any one of claims 1 to 3, characterized in that: It also includes a degree portion arranged on the knife rod body.

9. A tool bar for mounting a regular hexagonal star-shaped blade according to any one of claims 1 to 3, characterized in that: Also includes: a third threaded hole provided on the indexable tool pad; A fourth threaded hole is provided on the shank body, wherein the fourth threaded hole is connected to the third threaded hole; A second fastener is threadedly connected to both the third threaded hole and the fourth threaded hole.

10. A cutting tool, characterized in that: It comprises a tool rod for mounting a regular hexagonal star-shaped blade as described in any one of claims 1 to 9.

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