Split type spiral bevel gear milling cutter

Abstract

The utility model relates to the technical field of split type spiral bevel gear milling cutters, in particular to a split type spiral bevel gear milling cutter which comprises a cutter head, a center hole is formed in the middle of a cutter head base face, a positioning groove is formed in the position, located on the right side of the center hole, of the cutter head base face, and first milling cutter grooves are symmetrically formed in the left side and the right side of the cutter head base face. According to the split type spiral bevel gear milling cutter, the first fixing assembly and the second fixing assembly are arranged on the split type spiral bevel gear milling cutter, the fixing blocks are pulled outwards through the pulling buttons, and when the fixing blocks move to the outer sides of the fixing grooves, the corresponding blades can be disassembled by moving the first connecting blocks and the second connecting blocks upwards; and after the first connecting block and the second connecting block are placed in the first milling cutter groove and the second milling cutter groove, the fixing block is driven to enter the fixing groove under the acting force of the fixing spring, so that the blade can be fixed, mounting and dismounting are convenient, and the whole device is simple in structure, convenient to operate and higher in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of split-type spiral bevel gear milling cutters, in particular to a split-type spiral bevel gear milling cutter. Background Art

[0002] In the process of gear production and processing, the unfolding method or the profiling method is generally used. In the process of gear production by milling cutters, the production cost of integral milling cutters is relatively high, so split bimetallic milling cutters are often used to process gear blanks. Split milling cutters often use bolt fixing structures in assembly, which is inconvenient during installation and disassembly, thus affecting processing efficiency.

[0003] Therefore, a split-type spiral bevel gear milling cutter is needed to improve the above-mentioned problems. Utility Model Content

[0004] The utility model aims to provide a split type spiral bevel gear milling cutter to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A split-type spiral bevel gear milling cutter comprises a cutter disc, a center hole is provided in the middle of the cutter disc base surface, a positioning groove is provided on the base surface of the cutter disc and on the right side of the center hole, a first milling cutter groove is symmetrically provided on the left and right sides of the cutter disc base surface, a second milling cutter groove is symmetrically provided on the front and back sides of the cutter disc base surface, a first fixing component is symmetrically provided on the left and right sides of the cutter disc, a second fixing component is symmetrically provided on the front and back sides of the cutter disc, a first connecting block is provided inside the first milling cutter groove, a second connecting block is provided inside the second milling cutter groove, blades are provided on the upper ends of the first connecting block and the second connecting block, limiting rods are provided on the front and back sides of the first connecting block and the left and right sides of the second connecting block, fixing grooves are provided on the outer sides of the first connecting block and the second connecting block, and limiting grooves are provided inside the first milling cutter groove and the second milling cutter groove;

[0007] The first fixing assembly includes a fixing seat, a fixing block is slidably arranged inside the fixing seat, auxiliary blocks are symmetrically arranged on the front and rear sides of the fixing block, a fixing spring is arranged between the inner side surface of the auxiliary block and the fixing seat, and a pulling button is arranged at the outer end of the fixing block.

[0008] As a preferred solution of the present invention, the first connecting block and the second connecting block are respectively adapted to correspond to the first milling cutter groove and the second milling cutter groove.

[0009] As a preferred solution of the present invention, the first fixing assembly and the second fixing assembly have completely the same structure.

[0010] As a preferred solution of the present invention, the limiting groove and the limiting rod are configured to be adapted to correspond to each other.

[0011] As a preferred solution of the present invention, the fixing block is adapted to correspond to the fixing groove.

[0012] As a preferred solution of the present invention, the inner side surface of the fixing seat is fixedly connected to the outer side surface of the cutter disc.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, a first fixing component and a second fixing component are arranged on the split arc bevel gear milling cutter, and the fixing block is pulled outwardly by a pull button. When the fixing block moves to the outside of the fixing groove, the first connecting block and the second connecting block are moved upward to disassemble the corresponding blade. After the first connecting block and the second connecting block are placed inside the first milling cutter groove and the second milling cutter groove, the fixing block is driven into the inside of the fixing groove under the action of the fixing spring, so that the blade can be fixed. The installation and disassembly are relatively convenient, and the overall device has a simple structure, is easy to operate and has higher practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the overall front view of the utility model;

[0016] Figure 2 It is an exploded view of part of the structure of the utility model;

[0017] Figure 3 This is a structural diagram of the first fixing component of the utility model.

[0018] In the figure: 1. cutter disc; 2. center hole; 3. positioning groove; 4. first milling cutter groove; 5. second milling cutter groove; 6. first fixing assembly; 7. second fixing assembly; 8. first connecting block; 9. second connecting block; 10. blade; 11. limiting rod; 12. fixing groove; 13. limiting groove; 601. fixing seat; 602. fixing block; 603. auxiliary block; 604. fixing spring; 605. pull button. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0023] For examples, see Figure 1-3 , the utility model provides a technical solution:

[0024] A split-type spiral bevel gear milling cutter comprises a cutter disc 1, a center hole 2 is provided in the middle of the base surface of the cutter disc 1, a positioning groove 3 is provided on the base surface of the cutter disc 1 and on the right side of the center hole 2, a first milling cutter groove 4 is symmetrically provided on the left and right sides of the base surface of the cutter disc 1, a second milling cutter groove 5 is symmetrically provided on the front and back sides of the base surface of the cutter disc 1, a first fixing component 6 is symmetrically provided on the left and right sides of the cutter disc 1, a second fixing component 7 is symmetrically provided on the front and back sides of the cutter disc 1, a first connecting block 8 is provided inside the first milling cutter groove 4, a second connecting block 9 is provided inside the second milling cutter groove 5, blades 10 are provided on the upper ends of the first connecting block 8 and the second connecting block 9, limiting rods 11 are provided on the front and back sides of the first connecting block 8 and the left and right sides of the second connecting block 9, fixing grooves 12 are provided on the outer sides of the first connecting block 8 and the second connecting block 9, and limiting grooves 13 are provided inside the first milling cutter groove 4 and the second milling cutter groove 5;

[0025] In this embodiment, please refer to Figure 3 The first fixing component 6 includes a fixing seat 601, a fixing block 602 is slidably arranged inside the fixing seat 601, auxiliary blocks 603 are symmetrically arranged on the front and rear sides of the fixing block 602, a fixing spring 604 is arranged between the inner side surface of the auxiliary block 603 and the fixing seat 601, and a pull button 605 is arranged at the outer end of the fixing block 602.

[0026] Among them, the first connecting block 8 and the second connecting block 9 are respectively adapted to the first milling cutter groove 4 and the second milling cutter groove 5, the first fixing component 6 and the second fixing component 7 are completely the same in structure, the limiting groove 13 is adapted to the limiting rod 11, the fixing block 602 is adapted to the fixing groove 12, the inner side surface of the fixing seat 601 is fixedly connected to the outer side surface of the cutter disc 1, by arranging the first fixing component 6 and the second fixing component 7 on the split arc bevel gear milling cutter, the fixing block 602 is pulled outward by pulling the button 605, when the fixing block 602 moves to the outside of the fixing groove 12, the corresponding blade 10 can be disassembled by moving the first connecting block 8 and the second connecting block 9 upward, after the first connecting block 8 and the second connecting block 9 are placed inside the first milling cutter groove 4 and the second milling cutter groove 5, the fixing block 602 is driven to enter the inside of the fixing groove 12 under the action of the fixing spring 604, so that the blade 10 can be fixed, the installation and disassembly are relatively convenient, the overall device has a simple structure, is easy to operate and has higher practicality.

[0027] The working process of the utility model is as follows: when using the split-type arc bevel gear milling cutter, the fixing block 602 is pulled outward by pulling the button 605. When the fixing block 602 moves to the outside of the fixing groove 12, the first connecting block 8 and the second connecting block 9 are moved upward to disassemble the corresponding blade 10. After placing the first connecting block 8 and the second connecting block 9 inside the first milling cutter groove 4 and the second milling cutter groove 5, the pulling button 605 is loosened, and the fixing block 602 is driven into the inside of the fixing groove 12 under the action of the fixing spring 604, so that the blade 10 can be fixed, and installation and disassembly are relatively convenient. The first connecting block 8 and the second connecting block 9 can be limited by the limiting groove 13 and the limiting rod 11, so that the blade is relatively stable when fixed, making it more convenient to use.

[0028] 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 split-type spiral bevel gear milling cutter, comprising a cutter disc (1), characterized in that: A center hole (2) is provided in the middle of the base surface of the cutter disc (1); a positioning groove (3) is provided on the base surface of the cutter disc (1) and located on the right side of the center hole (2); first milling cutter grooves (4) are symmetrically provided on the left and right sides of the base surface of the cutter disc (1); second milling cutter grooves (5) are symmetrically provided on the front and back sides of the base surface of the cutter disc (1); first fixing components (6) are symmetrically provided on the left and right sides of the cutter disc (1); second fixing components (7) are symmetrically provided on the front and back sides of the cutter disc (1); A first connection block (8) is arranged inside, a second connection block (9) is arranged inside the second milling cutter slot (5), blades (10) are arranged at the upper ends of the first connection block (8) and the second connection block (9), limiting rods (11) are arranged on the front and rear sides of the first connection block (8) and the left and right sides of the second connection block (9), fixing grooves (12) are arranged on the outer sides of the first connection block (8) and the second connection block (9), and limiting grooves (13) are arranged inside the first milling cutter slot (4) and the second milling cutter slot (5); The first fixing assembly (6) comprises a fixing seat (601), a fixing block (602) is slidably arranged inside the fixing seat (601), auxiliary blocks (603) are symmetrically arranged on the front and rear sides of the fixing block (602), a fixing spring (604) is arranged between the inner side surface of the auxiliary block (603) and the fixing seat (601), and a pulling button (605) is arranged at the outer end of the fixing block (602).

2. The split-type spiral bevel gear milling cutter according to claim 1, characterized in that: The first connecting block (8) and the second connecting block (9) are respectively adapted to correspond to the first milling cutter groove (4) and the second milling cutter groove (5).

3. The split type spiral bevel gear milling cutter according to claim 1, characterized in that: The first fixing assembly (6) and the second fixing assembly (7) have completely the same structure.

4. The split type spiral bevel gear milling cutter according to claim 1, characterized in that: The limiting groove (13) is adapted to correspond to the limiting rod (11).

5. The split type spiral bevel gear milling cutter according to claim 1, characterized in that: The fixing block (602) is configured to correspond to the fixing groove (12).

6. The split type spiral bevel gear milling cutter according to claim 1, characterized in that: The inner side surface of the fixing seat (601) is fixedly connected to the outer side surface of the cutter disc (1).

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