Cutting blade and cutting tool

Abstract

The invention relates to the field of silicon boat processing, and discloses a cutting blade, the cutting blade is detachably connected with a supporting seat, the cutting blade comprises a body, and the body is arranged along a first direction; the cutting part is at least arranged at one end, in the first direction, of the body; and the first limiting structure interacts with a second limiting structure on the supporting seat, so that the relative position between the cutting blade and the supporting seat is constant. According to the cutting blade and the cutting tool, the cutting blade can be independently replaced so that the supporting base can be repeatedly used.

Description

Technical Field

[0001] The present application relates to the field of silicon boat processing, and in particular to a cutting blade. Background Art

[0002] Silicon boats, as an indispensable tool in semiconductor manufacturing, come in many types, including box-type silicon boats, integrated silicon boats, silicon carbide boats and other types. There are many grooves on the silicon boat, which are mainly used to carry silicon wafers, which not only helps to improve the yield of silicon wafers, but also effectively reduces the impact of particles and ensures stability in high-temperature processes. In the prior art, the grooves are often cut by cutting tools. The cutting tool includes a cutting blade and a support seat. The cutting blade is mounted on the support seat, and the cutting blade and the support seat are integrated. Therefore, the existing cutting tools can only be scrapped directly after wear, which increases the processing cost of the silicon boat. Summary of the invention

[0003] The present application mainly solves the technical problem that the existing integrated cutting tool in the prior art needs to be scrapped as a whole after being worn, resulting in high processing costs. A cutting blade and a cutting tool are provided, which can replace the cutting blade separately to realize the repeated use of the support seat.

[0004] In order to solve the above technical problems, the present application provides a cutting blade, characterized in that the cutting blade is detachably connected to the support seat, and the cutting blade includes: A body, the body being arranged along a first direction; A cutting portion, the cutting portion being disposed at least at one end of the body along a first direction; A first limiting structure, wherein the first limiting structure interacts with a second limiting structure on the support seat to achieve a constant relative position between the cutting blade and the support seat.

[0005] In one possible implementation manner, the cutting portions are disposed at both ends of the body along the first direction.

[0006] In one embodiment, the first limiting structure includes: A first limiting member, wherein the first limiting member is at least disposed at one end of the body along a first direction; A second limiting member, wherein the second limiting member is at least arranged at one end of the body along the second direction.

[0007] In one possible implementation manner, the body has end surfaces at both ends along the first direction, the end surfaces are composed of connecting surfaces and first limiting surfaces, the body is connected to the cutting portion via the connecting surfaces, and the first limiting surfaces form the first limiting member.

[0008] In one possible implementation manner, the second limiting member is one of a limiting protrusion and a limiting groove.

[0009] On the other hand, the present application provides a cutting tool, characterized in that it includes the cutting blade described in embodiment 1, and the cutting tool also includes a support seat, and the support seat includes: a base body, the base body being rotatable about a first rotation axis; The mounting part is detachably connected to the cutting blade, a plurality of the mounting parts are circumferentially spaced around the first rotation axis, and the mounting part is connected to the base.

[0010] In one embodiment, the mounting portion includes: A mounting plate, wherein a mounting groove is arranged in the mounting plate along a fourth direction, wherein the cutting blade is installed in the mounting groove, and wherein the mounting groove divides the mounting plate into a first mounting plate and a second mounting plate arranged along the fourth direction; A fastener, wherein the fastener sequentially penetrates the first mounting plate and the second mounting plate along a fifth direction and is used to adjust a width of the mounting groove between the first mounting plate and the second mounting plate.

[0011] In one embodiment, the support seat further includes a second limiting structure, and the second limiting structure includes: a third limiting member, the third limiting member being adapted to the second limiting member, and the third limiting member being arranged at least on one side of the mounting groove along the fourth direction; A fourth limiting member, the fourth limiting member is adapted to the first limiting member, and the fourth limiting member is arranged in the installation groove along the fifth direction.

[0012] In one possible implementation manner, the third limiting member is another type of a limiting protrusion and a limiting groove.

[0013] In one possible embodiment, the fourth limiting member is arranged relative to the fastener near the opening of the mounting groove, the mounting groove has a first side surface and a second side surface on both sides along the fourth direction, the first end of the fourth limiting member is connected to the second side surface, the second end of the fourth limiting member extends toward the first side surface, and the fourth limiting member and the first side surface have the mounting gap, and the fourth limiting member has a second limiting surface on the side close to the opening of the mounting groove.

[0014] Compared with the prior art, the cutting blade of the present application can be replaced to achieve the reuse of the support seat, thereby reducing the processing cost.

[0015] Therefore, the present application has the characteristics of reasonable structure and convenient use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Attached Figure 1This is a schematic diagram of the structure of the cutting blade of the present application; Attached Figure 2 It is another structural schematic diagram of the cutting blade of the present application; Attached Figure 3 This is a schematic diagram of the structure of the cutting tool of the present application when it is in use; Attached Figure 4 It is a structural schematic diagram of the cutting tool of the present application; Attached Figure 5 This application is attached Figure 4 A schematic diagram of a structure at A in the middle; Attached Figure 6 This application is attached Figure 5 A schematic diagram of a structure at B in the figure.

[0017] Description of the numbers in the figure: X, first direction; Y, second direction; Z, third direction; A, fourth direction; B, fifth direction; 10. Cutting blade; 100, body; 110, end surface; 111, connection surface; 112, first limiting surface; 200, cutting part; 300, first limiting structure; 310, first limiting member; 320, second limiting member; 20. Support seat; 400, matrix; 500, mounting portion; 510, mounting sheet; 511, first mounting plate; 512, second mounting plate; 520, mounting groove; 521, first side surface; 522, second side surface; 530, fastener; 540, through hole; 550, threaded hole; 600, second limiting structure; 610, third limiting member; 620, fourth limiting member; 621, installation gap; 622, second limiting surface; 30. Objects to be cut. DETAILED DESCRIPTION

[0018] In order to make the purpose, features, and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0019] The prior art has a technical problem that the existing cutting tools are integrated and need to be scrapped as a whole after being worn, resulting in high processing costs.

[0020] To this end, the present application provides a cutting blade, characterized in that the cutting blade is detachably connected to a support seat, and the cutting blade includes: A body, the body being arranged along a first direction; A cutting portion, the cutting portion being disposed at least at one end of the body along a first direction; A first limiting structure, wherein the first limiting structure interacts with a second limiting structure on the support seat to achieve a constant relative position between the cutting blade and the support seat.

[0021] Another aspect of the present application is a cutting tool, characterized in that it includes the cutting blade described in embodiment 1, and the cutting tool also includes a support seat, and the support seat includes: a base body, the base body being rotatable about a first rotation axis; The mounting part is detachably connected to the cutting blade, and a plurality of the mounting parts are arranged circumferentially at intervals around the first rotation axis. The mounting part is connected to the base Embodiment 1: Please refer to the attached Figure 1 To Attachment Figure 2 As shown, a specific embodiment of the cutting blade 10 of the present application is shown. The cutting blade 10 of the present application is used to be detachably connected to the support seat, and the cutting blade 10 is replaced after the cutting blade 10 is worn to achieve the reuse of the support seat. Further, through the rotation of the support seat, the cutting blade 10 is used to achieve the cutting of the object to be cut and form a cutting groove on the object to be cut. In the present application, the object to be cut is a silicon boat, and further is a groove rod or a front groove rod in the silicon boat. The groove rod and the front groove rod are components of the silicon boat, and the groove on the silicon boat is used to carry silicon wafers.

[0022] Please refer to the attached Figure 1 And attached Figure 2 As shown, the first direction X of the present application refers to the length direction of the cutting blade 10, that is, the direction of the cutting blade 10 from left to right or the direction of the cutting blade 10 from right to left. In the present application, the left and right directions of the cutting blade 10 are both the cutting part 200. The second direction Y of the present application refers to the width direction of the cutting blade 10, that is, the direction of the cutting blade 10 from front to back or the direction of the cutting blade 10 from back to front. In the present application, the front and back directions of the cutting blade 10 are both the second stopper 320. The third direction Y of the present application refers to the height direction of the cutting blade 10, that is, the direction of the cutting blade 10 from top to bottom or the direction of the cutting blade 10 from bottom to top.

[0023] Attached Figure 1 This is a schematic diagram of the structure of the cutting blade 10 of the present application. Figure 1As shown, the cutting blade 10 of the present application includes a body 100, and the body 100 is arranged along a first direction X. In the present application, the body 100 is a long strip structure extending along the first direction X. The body 100 has end surfaces 110 at both ends along the first direction X. In the present application, the two ends of the body 100 along the first direction X are the left end and the right end of the body 100 along the first direction X. In the present application, the left end of the body 100 to the right end of the body 100 or the right end of the body 100 to the left end of the body 100 are both the first direction X.

[0024] The end surface 110 of the body 100 is composed of a connecting surface 111 and a first limiting surface 112. In the present application, the end surface 110 of the body 100 except the connecting surface 111 is the first limiting surface 112. In the present application, the connecting surface 111 and the first limiting surface 112 in the end surface 110 of the body 100 are sequentially arranged along the second direction Y, and in the present application, the number of the connecting surface 111 and the first limiting surface 112 in the end surface 110 of the body 100 is one.

[0025] In one embodiment, the main body 100 of the present application is a rectangular parallelepiped structure. The rectangular parallelepiped structure of the main body 100 of the present application is only a specific implementation of the main body 100 of the present application being a long strip structure, and the specific structure of the main body 100 of the present application is not limited to the rectangular parallelepiped structure.

[0026] Please refer to the attached Figure 1 As shown, the cutting blade 10 of the present application includes a cutting portion 200, which is disposed at least at one end of the body 100 along the first direction X. The cutting portion 200 of the present application is connected to the connecting surface 111 of the body 100, and the body 100 supports the cutting portion 200. Further, the cutting portion 200 and the body 100 are connected in such a way that the bottom of the cutting portion 200 is disposed on the connecting surface 111 of the body 100.

[0027] Please refer to the attached Figure 1 As shown, when the cutting blade 10 is working, the cutting portion 200 of the present application is provided with a cutting surface along the rotation direction of the cutting blade 10, and the cutting surface acts on the object to be cut under the rotation of the cutting blade 10 to form a groove on the object to be cut. Further, the cutting portion 200 of the present application is a block structure, and the edge line of the cutting portion 200 is rounded.

[0028] In one embodiment, the two ends of the body 100 along the first direction X are the left end and the right end of the body 100 along the first direction X, one end of the body 100 along the first direction X is provided with a cutting portion 200, or both ends of the body 100 along the first direction X are provided with cutting portions 200. Further, in the present application, both ends of the body 100 along the first direction X are provided with cutting portions 200.

[0029] In one embodiment, the main body 100 and the cutting portion 200 are integrated into one body.

[0030] Please refer to the attached Figure 1 As shown, the cutting blade 10 of the present application further includes a first limiting structure 300. The first limiting structure 300 on the cutting blade 10 interacts with the second limiting structure on the support seat to achieve a constant relative position between the cutting blade 10 and the support seat 20. Since the size of the body 100 in the cutting blade 10 is constant and the body 100 of the cutting blade 10 will not be worn during the cutting process, the relative position between the cutting portion 200 and the support seat 20 can be further ensured to be constant. Furthermore, the feed amount of the cutting blade 10 can be controlled to achieve precise cutting of the groove.

[0031] The first position-limiting structure 300 includes a first position-limiting member 310 and a second position-limiting member 320. The first position-limiting member 310 is at least disposed at one end of the body 100 along the first direction X, and the second position-limiting member 320 is at least disposed at one end of the body 100 along the second direction Y. The first position-limiting member 310 of the present application is used to limit the support seat and the cutting blade 10 in the first direction X, and the second position-limiting member 320 of the present application is used to limit the support seat and the cutting blade 10 in the third direction Z.

[0032] In one embodiment, the number of the first stoppers 310 matches the number of the cutting portions 200. That is, if the cutting portions 200 are disposed at both ends of the body 100 along the first direction X, the first stoppers 310 are also disposed at both ends of the body 100 along the first direction X. If the cutting portion 200 is disposed at one end of the body 100 along the first direction X, the first stopper 310 is disposed at the other end of the body 100 along the first direction X.

[0033] In one embodiment, the second position-limiting member 320 is disposed at one end of the body 100 along the second direction Y, or the second position-limiting member 320 is disposed at both ends of the body 100 along the second direction Y.

[0034] In one embodiment, the first limiting member 310 is formed by a first limiting surface 112. Further, in the present application, the first limiting surface 112 is inclined, and the first limiting surface 112 is inclined toward the edge of the body 100 due to the connection surface 111 connecting one side.

[0035] In the present application, the second position-limiting member 320 is one of a position-limiting protrusion and a position-limiting groove. The second position-limiting member 320 is disposed along the first direction X, and the second position-limiting member 320 is a long strip structure.

[0036] In one embodiment, the second limiting member 320 is a limiting groove. The second limiting member 320 extends inward from both sides of the body 100 along the second direction Y to form a limiting groove.

[0037] Attached Figure 2 This is another schematic diagram of the structure of the cutting blade 10 of the present application. Figure 2 As shown, attached Figure 2 The cutting blade 10 in the Figure 1 The difference between the cutting blade 10 and the cutting portion 200 is the shape of the cutting portion 200. Figure 2 The edge line of the cutting portion 200 of the middle cutting blade 10 adopts chamfer transition, and the attached Figure 1 The edge line of the cutting portion 200 in the middle cutting blade 10 adopts a rounded transition. The different shapes of the cutting portion 200 form cutting grooves of different shapes, so that the cutting of different grooves can be achieved after the cutting blade 10 is replaced.

[0038] Embodiment 2: Please refer to the attached Figure 3 To Attachment Figure 6 As shown, a specific implementation of the cutting tool of the present application is shown. The cutting tool of the present application includes a detachably connected cutting blade 10 and a support seat 20. After the cutting blade 10 is worn, the cutting blade 10 is replaced to achieve the reuse of the support seat 20. Further, after the cutting tool is installed on the cutting device, the cutting device drives the cutting tool to rotate circumferentially, and the cutting tool interacts with the object to be cut 30 to achieve the cutting of the object to be cut 30 and form a cutting groove on the object to be cut 30. The object to be cut 30 in the present application is a silicon boat, and further a groove rod or a front groove rod in the silicon boat. The groove rod and the front groove rod are components of the silicon boat, and the groove on the silicon boat is used to carry silicon wafers.

[0039] Please refer to the attached Figure 5 To Attachment Figure 6 As shown, the fourth direction A of the present application refers to the length direction of the cutting tool, that is, the direction from top to bottom of the cutting tool or the direction from bottom to top of the cutting tool. In the present application, the fastener 530 of the cutting tool is arranged above the second limiting surface 622 of the cutting tool, and the second limiting surface 622 of the cutting tool is arranged below the fastener 530 of the cutting tool. The fifth direction B of the present application refers to the width direction of the cutting tool, that is, the direction from left to right of the cutting tool or the direction from right to left of the cutting tool. In the present application, the first mounting plate 511 of the cutting tool is arranged to the left of the second mounting plate 512 of the cutting tool, and the second mounting plate 512 of the cutting tool is arranged to the right of the first mounting plate 510 of the cutting tool.

[0040] Attached Figure 3 This is a schematic diagram of the structure of the cutting tool in the application when it is in use. Figure 3As shown, the specific state of the cutting tool when cutting the object to be cut 30 is shown. In the present application, the cutting tool is installed on the cutting device, and the cutting device drives the cutting tool to rotate in a circumferential direction. The cutting tool interacts with the object to be cut 30 to achieve the cutting of the object to be cut 30 and form a cutting groove on the object to be cut 30. The object to be cut 30 in the present application is a silicon boat, and further a groove rod or a front groove rod in the silicon boat. The groove rod and the front groove rod are components of the silicon boat, and the groove on the silicon boat is used to carry silicon wafers.

[0041] Please refer to the attached Figure 3 As shown, the cutting tool of the present application includes a cutting blade 10 and a support seat 20. The cutting blade 10 is installed on the support seat 20, and the cutting blade 10 and the support seat 20 are detachably connected to achieve multiple uses of the support seat 20 and reduce the processing cost of the silicon boat.

[0042] Attached Figure 4 This is a schematic diagram of the structure of the cutting tool of this application. Figure 4 As shown, the cutting tool of the present application includes a cutting blade 10. The specific structure of the cutting blade 10 is as shown in Example 1, and the specific shape of the cutting blade 10 is not repeated in this embodiment.

[0043] Please refer to the attached Figure 4 As shown, the cutting tool of the present application also includes a base 400, which is a transition piece for connecting the cutting blade 10 and the cutting device. The base 400 can rotate around the first rotation axis when driven by the cutting device, and the cutting blade 10 can rotate synchronously with the rotation of the base 400.

[0044] In one embodiment, the substrate 400 is a circular structure. The circular structure of the substrate 400 is only one specific implementation of the substrate 400 in the present application. The specific structure of the substrate 400 is not limited to a circular structure, and the structure of the substrate 400 can also be a polygonal structure.

[0045] Please refer to the attached Figure 4 As shown, the cutting tool of the present application further includes a mounting portion 500, and the mounting portion 500 is used to mount the cutting blade 10. Further, the mounting portion 500 is detachably connected to the cutting blade 10. In the present application, the mounting portion 500 is circumferentially spaced around the first rotation axis, and the mounting portion 500 is connected to the base 400.

[0046] In one embodiment, the number of the mounting portion 500 may be one or more.

[0047] In one embodiment, the mounting portion 500 is disposed on the outer surface of the base 400. Furthermore, the mounting portion 500 and the base 400 are integrated.

[0048] Attached Figure 5 This application is attached Figure 4A schematic diagram of the structure at A in the figure. Figure 6 This application is attached Figure 5 A structural diagram of the B in Figure 1. Please refer to the attached Figure 5 And attached Figure 6 As shown, the mounting portion 500 of the present application includes a mounting sheet 510, which is the main structure of the mounting portion 500. The mounting portion 500 is provided with a mounting groove 520 along the fourth direction A. The mounting groove 520 extends outward from the bottom of the mounting sheet 510 along the first direction X and penetrates the mounting sheet 510, and is located at the edge area of ​​the mounting sheet 510 to form an opening of the mounting groove. The mounting groove 520 of the present application is used to install the cutting blade 10, and can achieve a detachable connection with the cutting blade 10. The mounting groove 520 divides the mounting sheet 510 into a first mounting plate 500 and a second mounting plate 512 arranged along the fourth direction A, and the first mounting plate 500 and the second mounting plate 512 are located on both sides of the mounting groove 520.

[0049] Further, the mounting sheet 510 of the present application is provided with a mounting hole along the fifth direction B, and the mounting hole is used to set the fastener 530 to fix the fastener 530 in the mounting groove 520. The mounting hole includes a through hole 540 and a threaded hole 550. The first mounting plate 500 is provided with one of the through hole 540 and the threaded hole 550 along the fifth direction B, and the second mounting plate 512 is provided with the other of the through hole 540 and the threaded hole 550 along the fifth direction B. In the present application, the first mounting plate 500 is provided with a through hole 540 along the fifth direction B, and the second mounting plate 512 is provided with a threaded hole 550 along the fifth direction B.

[0050] Please refer to the attached Figure 5 And attached Figure 6 As shown, the mounting portion 500 of the present application further includes a fastener 530, and the fastener 530 sequentially penetrates the first mounting plate 500 and the second mounting plate 512 along the fifth direction B. Further, the fastener 530 penetrates the through hole 540 in the first mounting plate 500 along the fifth direction B, and enters the threaded hole 550 in the second mounting plate 512. After the fastener 530 is connected to the threaded hole 550, and further under the tightening of the fastener 530, the width of the mounting groove 520 between the first mounting plate 500 and the second mounting plate 512 can be adjusted to achieve the fastening of the cutting blade 10 in the mounting groove 520.

[0051] Please refer to the attached Figure 5 And attached Figure 6 As shown, the support seat of the present application also includes a second limiting structure 600. The second limiting structure 600 of the cutting tool interacts with the first limiting structure in the cutting blade to achieve a constant relative position of the cutting blade 10 relative to the support seat. Furthermore, the feed amount of the cutting blade 10 can be controlled to achieve precise cutting of the groove.

[0052] The second limiting structure 600 includes a third limiting member 610 and a fourth limiting member 620, wherein the third limiting member 610 is matched with the second limiting member 320 in the cutting blade, and the fourth limiting member 620 is matched with the first limiting member 310, so as to realize the positioning between the cutting blade and the support group.

[0053] Please refer to the attached Figure 5 And attached Figure 6 The third stopper 610 of the present application is at least disposed on one side of the mounting slot 520 along the fourth direction A. Further, the third stopper 610 is disposed on one side of the mounting slot 520 along the fourth direction A, or the third stopper 610 is disposed on both sides of the mounting slot 520 along the fourth direction A.

[0054] In one embodiment, the third stopper 610 is another of a stopper protrusion and a stopper groove. Further, the third stopper 610 is a stopper protrusion. The third stopper 610 is a long strip structure, and the third stopper 610 is arranged on the first side 521 and the second side 522. The third stopper 610 starts from the first side 521 or the second side 522 and extends into the installation groove 520.

[0055] Please refer to the attached Figure 5 And attached Figure 6 As described, the fourth limiting member 620 of the present application is arranged near the opening of the mounting groove 520 relative to the fastener 530, the first end of the fourth limiting member 620 is connected to the second side 522, the second end of the fourth limiting member 620 extends toward the first side 521, and there is an installation gap 621 between the fourth limiting member 620 and the first side 521, the width of the installation gap 621 in the fifth direction B is greater than the width of the cutting part of the cutting tool, and the fourth limiting member 620 is provided with a second limiting surface 622 on the side of the opening near the mounting groove 520. In the present application, the second limiting surface 622 is arranged obliquely to achieve adaptation with the first limiting surface. The inclination direction of the second limiting surface 622 is arranged obliquely from the second side 522 to the first side 521.

[0056] Please refer to the attached Figure 5 And attached Figure 6As described above, the specific replacement process of the cutting blade in the present application is that if the cutting portion 200 at one end of the cutting blade is worn, or if all the cutting portions 200 in the cutting blade are worn, the cutting blade is vertically arranged along the fourth direction A and corresponds to the opening of the mounting slot 520. Then, the cutting blade is extended into the mounting slot 520, and at this time, the third limiting member 610 of the support seat 20 enters the second limiting member 320 in the cutting blade to achieve the limiting of the cutting blade in the vertical direction of the support seat 20. Then, the cutting blade continues to move toward the fourth limiting member 620 until the first limiting member 310 and the fourth limiting member 620 are against each other, so as to achieve the limiting of the cutting blade 10 on the support seat 20 along the fourth direction A, and at this time, the cutting portion 200 of the cutting blade 10 close to the fourth limiting member 620 is located in the mounting gap 621. Finally, the fastener 530 is passed through the through hole 540 in the first mounting plate 500 along the fifth direction B and enters the threaded hole 550 in the second mounting plate 512. After the fastener 530 is connected to the threaded hole 550, and further under the tightening of the fastener 530, the width of the mounting groove 520 between the first mounting plate 500 and the second mounting plate 512 is adjusted to achieve the limiting of the cutting blade 10 in the mounting groove 520 on the support seat 20 along the fifth direction B.

[0057] Please refer to the attached Figure 5 And attached Figure 6 As shown, if the cutting blade of the present application is to be removed from the support seat 20 , it is only necessary to loosen the fastener 530 and then directly pull the cutting blade out of the support seat 20 .

[0058] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0059] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0060] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A cutting blade, characterized in that: The cutting blade is detachably connected to the support seat, and the cutting blade comprises: A body, the body being arranged along a first direction; A cutting portion, the cutting portion being disposed at least at one end of the body along a first direction; A first limiting structure, wherein the first limiting structure interacts with a second limiting structure on the support seat to achieve a constant relative position between the cutting blade and the support seat.

2. The cutting blade according to claim 1, characterized in that The cutting parts are disposed at both ends of the body along the first direction.

3. The cutting blade according to claim 1, characterized in that The first limiting structure includes: A first limiting member, wherein the first limiting member is at least disposed at one end of the body along a first direction; A second limiting member, wherein the second limiting member is at least arranged at one end of the body along the second direction.

4. The cutting blade according to claim 3, characterized in that The body has end surfaces at both ends along the first direction, the end surfaces are composed of connecting surfaces and first limiting surfaces, the body is connected to the cutting portion via the connecting surfaces, and the first limiting surfaces form the first limiting member.

5. The cutting blade according to claim 4, characterized in that The second limiting member is one of a limiting protrusion and a limiting groove.

6. A cutting tool, characterized in that: The cutting tool comprises a cutting blade as described in any one of claims 1 to 5, wherein the cutting tool further comprises a support seat, wherein the support seat comprises: a base body, the base body being rotatable about a first rotation axis; The mounting part is detachably connected to the cutting blade, a plurality of the mounting parts are circumferentially spaced around the first rotation axis, and the mounting part is connected to the base.

7. The cutting tool according to claim 6, characterized in that The mounting portion includes: A mounting plate, wherein a mounting groove is arranged in the mounting plate along a fourth direction, wherein the cutting blade is installed in the mounting groove, and wherein the mounting groove divides the mounting plate into a first mounting plate and a second mounting plate arranged along the fourth direction; A fastener, wherein the fastener sequentially penetrates the first mounting plate and the second mounting plate along a fifth direction and is used to adjust a width of the mounting groove between the first mounting plate and the second mounting plate.

8. The cutting tool according to claim 7, characterized in that The support seat also includes a second limiting structure, and the second limiting structure includes: a third limiting member, the third limiting member being adapted to the second limiting member, and the third limiting member being arranged at least on one side of the mounting groove along the fourth direction; A fourth limiting member, the fourth limiting member is adapted to the first limiting member, and the fourth limiting member is arranged in the installation groove along the fifth direction.

9. The cutting tool according to claim 8, characterized in that The third limiting member is another type of limiting protrusion and limiting groove.

10. The tool according to claim 8, characterized in that The fourth limiting member is arranged relative to the fastener near the opening of the mounting groove, and the mounting groove has a first side surface and a second side surface on both sides along the fourth direction. The first end of the fourth limiting member is connected to the second side surface, and the second end of the fourth limiting member extends toward the first side surface. The fourth limiting member and the first side surface have the mounting gap, and the fourth limiting member has a second limiting surface on the side near the opening of the mounting groove.

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