Multi-tooth-number small-modulus slotting cutter convenient to replace cutter

Abstract

The utility model relates to the technical field of multi-tooth-number small-modulus slotting cutters, and discloses a multi-tooth-number small-modulus slotting cutter convenient for cutter replacement, which comprises a cutter head, a conical seat is arranged on the cutter head, a plurality of blades are fixedly connected to the outer surface of the conical seat, the plurality of blades are annularly and uniformly distributed, the plurality of blades are arranged in a double-layer manner, a groove is arranged between two layers of blades, and the cutter head is arranged in the groove. A first connecting base is fixedly connected to the center of the top of the tool bit, a connecting rod is arranged at the top of the conical base, a tool bar is fixedly connected to the top end of the connecting rod, and a connecting mechanism of the connecting rod is arranged in the tool bit. The connecting rod and the first connecting seat are matched with each other, so that the tool bit can be quickly mounted on the connecting rod during use, and the tool bit and the connecting rod can be more stably connected through the fixing bolt, so that the tool bit can be conveniently replaced during use, and the use effect of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of multi-tooth number small module gear shaping cutter especially relates to a multi-tooth number small module gear shaping cutter convenient to change tool. BACKGROUND

[0002] The multi-tooth number small module gear shaping cutter is a kind of cutting tool for gear machining, mainly used for the tooth profile of small module gear, and the design of multiple teeth can increase the number of cutting edges during machining, thereby improving cutting efficiency and machining accuracy, and the gear shaping cutter is machined by gear shaping machine or special gear machining equipment, which can form a specific tooth profile on the workpiece, and is suitable for mass production.

[0003] However, the tool bar on some existing multi-tooth number small module gear shaping cutters is fixed on the tool head, which makes it inconvenient to replace the tool head alone during use, and also generates high temperature during use, which reduces the performance of the multi-tooth number small module gear shaping cutter and reduces the use effect and service life of the device, so the above problems need to be solved. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings in the prior art and provides a multi-tooth number small module gear shaping cutter convenient to change tool.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A multi-tooth number small module gear shaping cutter convenient to change tool, comprising a tool head, a tapered seat is arranged on the tool head, a plurality of blades are fixedly connected to the outer surface of the tapered seat, the plurality of blades are evenly distributed in a ring shape, the plurality of blades are arranged in double layers, and a groove is arranged between the two layers of blades, a first connecting seat is fixedly connected to the center of the top of the tool head, a connecting rod is arranged on the top of the tapered seat, a tool bar is fixedly connected to the top end of the connecting rod, and a connecting mechanism for the connecting rod is arranged inside the tool head.

[0007] Preferably, a plurality of heat-conducting sheets are fixedly connected to the inner wall of the tapered seat, the plurality of heat-conducting sheets are evenly distributed in a ring shape, a plurality of through holes are formed through the top of the tapered seat, and the plurality of through holes are in communication with the inside of the tapered seat, so that the heat dissipation of the tool head is facilitated by the plurality of heat-conducting sheets, and the air circulation during use is improved by the plurality of through holes, thereby improving the heat dissipation effect of the device and the stability of the tool head during use.

[0008] Furthermore, the connecting mechanism includes limiting posts, a connecting groove is provided at the bottom of the connecting rod, the first connecting seat is slidably sleeved inside the connecting groove, two limiting posts are provided, both limiting posts are fixedly connected to the inner wall of the connecting groove, two L-shaped slots are provided on the arc surface of the outer surface of the first connecting seat, the two limiting posts are slidably connected to the two L-shaped slots respectively, the two limiting posts cooperate with the two L-shaped slots respectively to enable the cutter head to be quickly connected to the connecting rod, and the cutter head can be restricted by the cooperation of the two limiting posts and the two L-shaped slots.

[0009] Preferably, a second connecting groove is fixedly connected to the top of the conical seat, and an anti-slip groove is provided at the bottom of the second connecting groove. A fixing bolt is rotatably sleeved inside the conical seat. The fixing bolt is located at the center inside the second connecting groove. A threaded groove is vertically opened inside the connecting groove. The top of the fixing bolt is inserted into the connecting groove and the threaded groove. The fixing bolt cooperates with the threaded groove. The fixing bolt is used to further fix the cutter head and improve the connection stability between the cutter head and the connecting rod.

[0010] The beneficial effects of this utility model are as follows:

[0011] 1. When in use, the cutter head can be installed on the connecting rod. When passing through, the first connecting seat is inserted into the connecting groove, and the two limiting posts are set in the two L-shaped slots and rotated, thereby restricting the cutter head. This allows the cutter head to be quickly connected to the bottom of the connecting rod. Then, by installing the fixing bolt from the bottom of the cutter head and screwing the fixing bolt into the threaded groove inside the connecting groove, the connection between the cutter head and the connecting rod can be made more stable.

[0012] 2. During use, the multiple heat-conducting plates inside the cutter head will dissipate the heat generated by the cutter head more quickly, and the multiple through holes will increase the air circulation inside the cutter head, thereby improving the heat dissipation effect and thus improving the stability of the cutter head during use. Attached Figure Description

[0013] Figure 1 This is a front view of a multi-tooth, small-module gear shaping cutter that is easy to change tools, as proposed in this utility model.

[0014] Figure 2 This is an exploded view of the surface structure of a multi-tooth, small-module gear shaping cutter that is easy to change tools, as proposed in this utility model.

[0015] Figure 3 A schematic diagram of the cutter head surface structure of a multi-tooth small-module gear shaping cutter that is easy to change tools according to this utility model;

[0016] Figure 4This is a schematic diagram of the bottom structure of the cutting head of a multi-tooth small-module gear shaping cutter that is easy to change tools, as proposed in this utility model;

[0017] Figure 5 This is a cross-sectional view of the surface structure of a multi-tooth, small-module gear shaping cutter that is easy to change tools, as proposed in this utility model.

[0018] In the diagram: 1. Cutting head; 11. Conical seat; 12. Blade; 13. Groove; 14. Heat-conducting plate; 15. Through hole; 16. First connecting seat; 17. L-shaped slot; 18. Second connecting groove; 19. Anti-slip groove; 2. Connecting rod; 21. Cutting bar; 22. Connecting groove; 23. Limiting post; 24. Threaded groove; 3. Fixing bolt. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0020] Reference Figures 1-5 A multi-tooth, small-module gear shaping cutter that facilitates tool replacement includes a cutter head 1. A conical seat 11 is provided on the cutter head 1. Multiple blades 12 are fixedly connected to the outer surface of the conical seat 11. The multiple blades 12 are evenly distributed in a ring and are arranged in a double layer. A groove 13 is provided between the two layers of blades 12. A first connecting seat 16 is fixedly connected to the center of the top of the cutter head 1. A connecting rod 2 is provided at the top of the conical seat 11. A cutter shank 21 is fixedly connected to the top of the connecting rod 2. The cutter head 1 has a connecting mechanism for the connecting rod 2 inside. Through the mutual cooperation between the connecting rod 2 and the first connecting seat 16, the cutter head 1 can be quickly installed on the connecting rod 2 during use. Furthermore, the setting of fixing bolts 3 makes the connection between the cutter head 1 and the connecting rod 2 more stable, thus facilitating the replacement of the cutter head 1 during use and improving the performance of the device.

[0021] In this invention, a plurality of heat-conducting plates 14 are fixedly connected to the inner wall of the conical seat 11. The plurality of heat-conducting plates 14 are evenly distributed in a ring. A plurality of through holes 15 are opened through the top of the conical seat 11. The plurality of through holes 15 are all connected to the interior of the conical seat 11. The arrangement of the plurality of heat-conducting plates 14 facilitates the heat dissipation of the cutter head 1. At the same time, the arrangement of the plurality of through holes 15 also improves the air circulation during use, thereby improving the heat dissipation effect of the device and improving the stability of the cutter head 1 during use.

[0022] In this utility model, the connecting mechanism includes a limiting post 23, a connecting groove 22 is provided at the bottom of the connecting rod 2, a first connecting seat 16 is slidably sleeved inside the connecting groove 22, two limiting posts 23 are provided, and the two limiting posts 23 are fixedly connected to the inner wall of the connecting groove 22. Two L-shaped slots 17 are provided on the arc surface of the outer surface of the first connecting seat 16, and the two limiting posts 23 are slidably connected to the two L-shaped slots 17 respectively. The two limiting posts 23 cooperate with the two L-shaped slots 17 respectively to make the cutter head 1 quickly connected to the connecting rod 2, and the cutter head 1 can be restricted by the cooperation of the two limiting posts 23 and the two L-shaped slots 17.

[0023] In this utility model, a second connecting groove 18 is fixedly connected to the top of the conical seat 11, and an anti-slip groove 19 is provided at the bottom of the second connecting groove 18. A fixing bolt 3 is rotatably sleeved inside the conical seat 11. The fixing bolt 3 is located at the center inside the second connecting groove 18. A threaded groove 24 is vertically opened inside the connecting groove 22. The top of the fixing bolt 3 is inserted into the connecting groove 22 and the threaded groove 24. The fixing bolt 3 cooperates with the inside of the threaded groove 24. The fixing bolt 3 is used to further fix the cutter head 1, thereby improving the connection stability between the cutter head 1 and the connecting rod 2.

[0024] Working principle: In actual use, the connecting rod 2 and the first connecting seat 16 cooperate to facilitate the quick installation of the cutter head 1 onto the connecting rod 2. The fixing bolts 3 further stabilize the connection between the cutter head 1 and the connecting rod 2, making it easier to replace the cutter head 1 during use and improving the device's performance. When in use, the cutter head 1 is installed on the connecting rod 2. The first connecting seat 16 is inserted into the connecting groove 22, and the two limiting posts 23 are positioned within the two L-shaped slots 17 and rotate, thus allowing the cutter head 1 to be installed. By restricting the cutter head 1, it can be quickly connected to the bottom of the connecting rod 2. Then, by installing the fixing bolt 3 from the bottom inside the cutter head 1 and screwing the fixing bolt 3 into the threaded groove 24 inside the connecting groove 22, the connection between the cutter head 1 and the connecting rod 2 can be made more stable. During use, the heat generated by the cutter head 1 is dissipated more quickly through the multiple heat-conducting plates 14 inside the cutter head 1, and the multiple through holes 15 increase the air circulation inside the cutter head 1, thereby improving the heat dissipation effect and improving the stability of the cutter head 1 during use.

[0025] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A multi-tooth, small-module gear shaping cutter that is easy to change tools, comprising a cutting head (1), characterized in that, The cutter head (1) is provided with a conical seat (11), and multiple blades (12) are fixedly connected to the outer surface of the conical seat (11). The multiple blades (12) are evenly distributed in a ring and are arranged in a double layer. A groove (13) is provided between the two layers of blades (12). A first connecting seat (16) is fixedly connected to the center of the top of the cutter head (1). A connecting rod (2) is provided on the top of the conical seat (11). A blade rod (21) is fixedly connected to the top of the connecting rod (2). The cutter head (1) is provided with a connecting mechanism for the connecting rod (2).

2. The multi-tooth small-module gear shaping cutter according to claim 1, characterized in that, The inner wall of the conical seat (11) is fixedly connected with a plurality of heat-conducting plates (14), which are evenly distributed in a ring. The top of the conical seat (11) is provided with a plurality of through holes (15), which are all connected to the interior of the conical seat (11).

3. The multi-tooth small-module gear shaping cutter according to claim 1, characterized in that, The connecting mechanism includes a limiting post (23), and the bottom of the connecting rod (2) is provided with a connecting groove (22). The first connecting seat (16) is slidably sleeved inside the connecting groove (22). There are two limiting posts (23), and both limiting posts (23) are fixedly connected to the inner wall of the connecting groove (22).

4. The multi-tooth small-module gear shaping cutter according to claim 3, characterized in that, Two L-shaped slots (17) are provided on the outer arc surface of the first connecting seat (16). The two limiting posts (23) are slidably connected to the inside of the two L-shaped slots (17) respectively, and the two limiting posts (23) cooperate with the two L-shaped slots (17) respectively.

5. The multi-tooth small-module gear shaping cutter according to claim 4, characterized in that, The top of the conical seat (11) is fixedly connected to a second connecting groove (18), and the bottom of the second connecting groove (18) is provided with an anti-slip groove (19). The conical seat (11) is rotatably fitted with a fixing bolt (3), and the fixing bolt (3) is located at the center of the second connecting groove (18).

6. The multi-tooth small-module gear shaping cutter according to claim 5, characterized in that, The connecting groove (22) has a vertically formed threaded groove (24) inside. The top of the fixing bolt (3) is inserted into the connecting groove (22) and the threaded groove (24), and the fixing bolt (3) is engaged with the inside of the threaded groove (24).

Images