Sealing layer tool bit structure

Abstract

The utility model relates to the technical field of tool bits, and discloses a seal coat tool bit structure which comprises a tool apron, a first tool bit is installed at one end of the tool apron, a second tool bit is arranged on the peripheral side of the first tool bit in a sleeved mode, a third tool bit is arranged on the peripheral side of the second tool bit in a sleeved mode, and the first tool bit, the second tool bit and the third tool bit are different in color. The first tool bit is installed at one end of the tool apron, the second tool bit is arranged on the outer side of the first tool bit in a sleeving mode, the third tool bit is arranged on the outer side of the second tool bit in a sleeving mode, all the tool bits are different in color, printing and dyeing or spraying can be conducted on the colors according to needs, and when the tool bits are used, the abrasion condition of the tool bits can be judged according to the different colors obtained through grinding, and then replacement is conducted in time.

Description

Technical Field

[0001] The utility model relates to the technical field of cutter heads, in particular to a sealing layer cutter head structure. Background Art

[0002] In the process of using the existing cutter head, due to the complex and diverse working environment, some hard materials cause serious wear on the cutter head during the working process. However, the wear of the cutter head is difficult to observe with the naked eye, and the cutter head cannot be replaced in time, resulting in reduced work efficiency. Therefore, those skilled in the art provide a sealing cutter head structure to solve the problems raised in the above background technology. Utility Model Content

[0003] In view of the deficiencies of the prior art, the utility model provides a sealing layer cutter head structure to solve the problem that the wear of the cutter head cannot be judged intuitively.

[0004] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a sealing layer cutter head structure, including a cutter seat, a first cutter head is installed at one end of the cutter seat, a second cutter head is provided on the peripheral side of the first cutter head, a third cutter head is provided on the peripheral side of the second cutter head, the colors of the first cutter head, the second cutter head and the third cutter head are all different, a card slot is provided on the first cutter head, a first through slot is provided on the second cutter head, a second through slot is provided on the third cutter head, an elastic plate is installed at one end of the cutter seat adjacent to the first cutter head, a positioning bolt is installed on the side of the elastic plate adjacent to the first cutter head, a limiting block is installed on the side of the elastic plate away from the first cutter head, and a limiting sleeve is provided on the peripheral side of the cutter seat.

[0005] Preferably, the card slot, the first through slot and the second through slot are aligned in sequence. Since a positioning bolt is installed at the end of the elastic plate, the positioning bolt inserts and fixes the card slot, the first through slot and the second through slot in sequence, thereby fixing each tool head.

[0006] Preferably, a movable groove is provided on the knife seat, and a limiting rod is installed in the movable groove.

[0007] Preferably, the limit sleeve is slidably connected to the knife seat, a limit plate is installed on one end of the limit sleeve, the limit plate is slidably connected to the movable groove, the limit plate is slidably connected to the limit rod, and an extrusion spring is provided around the limit rod, one end of the extrusion spring is in extrusion contact with the inner wall of the movable groove, and the other end of the extrusion spring is in extrusion contact with the limit plate, and with the cooperation of the extrusion spring and the limit rod, the limit sleeve is squeezed to one side, so that the limit sleeve and the elastic plate are limit-connected.

[0008] Compared with the prior art, the utility model provides a sealing layer cutter head structure, which has the following beneficial effects:

[0009] Through design, a first cutter head is installed at one end of the cutter seat, and a second cutter head is provided on the outer side of the first cutter head, and a third cutter head is provided on the outer side of the second cutter head. Each cutter head has a different color, and the color can be printed or sprayed according to needs. When the cutter head is used, the wear condition of the cutter head can be judged according to the different colors ground out, and then timely replacement can be carried out. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a three-dimensional structural schematic diagram of a sealing layer cutter head structure provided in an embodiment of the present application.

[0011] Figure 2 It is a schematic structural diagram of a second blade in a sealing blade structure provided in an embodiment of the present application.

[0012] Figure 3 It is a schematic structural diagram of a third blade in a sealing blade structure provided in an embodiment of the present application.

[0013] Figure 4 It is a schematic diagram of the structure of an elastic plate in a sealing layer cutter head structure provided in an embodiment of the present application.

[0014] Figure 5 It is a structural schematic diagram of a limiting sleeve in a sealing layer cutter head structure provided in an embodiment of the present application.

[0015] In the figure: 1. knife holder; 101. elastic plate; 102. limit block; 103. movable slot; 104. limit rod; 2. first knife head; 201. slot; 3. second knife head; 301. first through slot; 4. third knife head; 401. second through slot; 5. limit sleeve; 501. limit plate; 6. extrusion spring. DETAILED DESCRIPTION

[0016] 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.

[0017] The utility model provides a technical solution, a sealing layer cutter head structure, please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4, comprising a knife seat 1, a first knife head 2 is installed at one end of the knife seat 1, a second knife head 3 is sleeved around the first knife head 2, a third knife head 4 is sleeved around the second knife head 3, the first knife head 2, the second knife head 3 and the third knife head 4 are all different in color, a card slot 201 is provided on the first knife head 2, a first through slot 301 is provided on the second knife head 3, a second through slot 401 is provided on the third knife head 4, and a spring is installed at one end of the knife seat 1 adjacent to the first knife head 2 The elastic plate 101 is provided with a positioning bolt on the side of the elastic plate 101 adjacent to the first cutting head 2, and a limiting block 102 is provided on the side of the elastic plate 101 away from the first cutting head 2. A limiting sleeve 5 is provided on the side of the tool holder 1. The slot 201, the first through slot 301 and the second through slot 401 are aligned in sequence. Since the positioning bolt is installed on the end of the elastic plate 101, the positioning bolt is inserted and fixed to the slot 201, the first through slot 301 and the second through slot 401 in sequence, thereby fixing each cutting head.

[0018] See also Figure 3 , Figure 4 , Figure 5 A movable groove 103 is provided on the knife seat 1, and a limiting rod 104 is installed in the movable groove 103. The limiting sleeve 5 is slidably sleeved with the knife seat 1, and a limiting plate 501 is installed at one end of the limiting sleeve 5. The limiting plate 501 is slidably engaged with the movable groove 103, and the limiting plate 501 is slidably sleeved with the limiting rod 104. An extrusion spring 6 is sleeved on the circumference of the limiting rod 104, and one end of the extrusion spring 6 is in extrusion contact with the inner wall of the movable groove 103, and the other end of the extrusion spring 6 is in extrusion contact with the limiting plate 501. With the cooperation of the extrusion spring 6 and the limiting rod 104, the limiting sleeve 5 is squeezed to one side, so that the limiting sleeve 5 is limitedly sleeved with the elastic plate 101.

[0019] In the utility model, a first cutter head 2 is installed at one end of the cutter seat 1, and a second cutter head 3 is sleeved on the outer side of the first cutter head 2, and a third cutter head 4 is sleeved on the outer side of the second cutter head 3, and each cutter head has a different color, and the color can be printed or sprayed according to the needs. When the cutter head is used, the wear condition of the cutter head can be judged according to the different colors ground out, and then timely replacement can be carried out;

[0020] A clamping groove 201 is provided on the first cutter head 2, a first through groove 301 is provided on the second cutter head 3, and a second through groove 401 is provided on the third cutter head 4. The positions of the clamping groove 201, the first through groove 301 and the second through groove 401 are aligned. When the adjacent cutter heads are sleeved together, a positioning bolt is installed at the end of the elastic plate 101. The positioning bolt inserts and fixes the clamping groove 201, the first through groove 301 and the second through groove 401 in sequence, thereby fixing each cutter head.

[0021] The limiting sleeve 5 is slidably connected with the knife seat 1. With the cooperation of the extrusion spring 6 and the limiting rod 104, the limiting sleeve 5 is squeezed to one side, so that the limiting sleeve 5 is limitedly connected with the elastic plate 101. After contacting the limiting block 102, it stops on the side of the elastic plate 101, thereby squeezing and limiting the elastic plate 101 to prevent the elastic plate 101 from shaking and causing the knife head to fall off.

[0022] 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.

[0023] In this document, unless otherwise clearly stipulated and limited, terms such as "installation", "setting", "connection", "fixation", and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in this utility model according to the specific circumstances.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sealing cutter head structure, comprising a cutter seat (1), characterized in that: A first cutting head (2) is mounted on one end of the cutting seat (1); a second cutting head (3) is sleeved on the circumferential side of the first cutting head (2); a third cutting head (4) is sleeved on the circumferential side of the second cutting head (3); a clamping groove (201) is provided on the first cutting head (2); a first through groove (301) is provided on the second cutting head (3); a second through groove (401) is provided on the third cutting head (4); an elastic plate (101) is mounted on one end of the cutting seat (1) adjacent to the first cutting head (2); a positioning bolt is mounted on the side of the elastic plate (101) adjacent to the first cutting head (2); a limiting block (102) is mounted on the side of the elastic plate (101) away from the first cutting head (2); and a limiting sleeve (5) is sleeved on the circumferential side of the cutting seat (1).

2. A sealing blade structure according to claim 1, characterized in that: The clamping slot (201), the first through slot (301) and the second through slot (401) are aligned in sequence.

3. A sealing blade structure according to claim 1, characterized in that: The colors of the first blade head (2), the second blade head (3) and the third blade head (4) are all different.

4. A sealing blade structure according to claim 1, characterized in that: The knife seat (1) is provided with a movable groove (103), and a limiting rod (104) is installed in the movable groove (103).

5. A sealing blade structure according to claim 4, characterized in that: The limiting sleeve (5) is slidably sleeved with the knife seat (1), a limiting plate (501) is installed at one end of the limiting sleeve (5), the limiting plate (501) is slidably clamped with the movable groove (103), the limiting plate (501) is slidably sleeved with the limiting rod (104), and a compression spring (6) is sleeved around the circumference of the limiting rod (104).

6. A sealing blade structure according to claim 5, characterized in that: One end of the extrusion spring (6) is in extrusion contact with the inner wall of the movable groove (103), and the other end of the extrusion spring (6) is in extrusion contact with the limiting plate (501).

Images