Cutter collet capable of conveniently adjusting clamping depth

Abstract

The utility model is suitable for the technical field of cutter collet chucks, and provides a cutter collet chuck convenient for adjusting the clamping depth, which comprises a cylinder body, a cutter collet chuck and a cutter collet chuck, the mounting and positioning assembly is mounted at the bottom of the barrel; the clamping base is located in the cylinder body, a lifting assembly is arranged on the clamping base and connected with the cylinder body, and a clamping fixing assembly is arranged in the clamping base; the cutter body is mounted in the clamping seat through a clamping and fixing assembly; and the auxiliary clamping and fixing assembly is mounted on the cylinder body and matched with the cutter body. According to the tool clamping device, the lifting assembly and the clamping and fixing assembly are arranged, after the tool body is clamped and fixed through the clamping and fixing assembly in the clamping base, the clamping depth can be adjusted through the lifting assembly, and meanwhile the auxiliary clamping and fixing assembly is further arranged; the clamping stability of the tool can be improved through the auxiliary clamping and fixing assembly after the depth is adjusted, in addition, the installation positioning assembly is further arranged, and convenience is provided for installation of the collet chuck.

Description

Technical Field

[0001] The utility model belongs to the technical field of tool collet clamps, and in particular relates to a tool collet clamp which is convenient for adjusting the clamping depth. Background Art

[0002] The tool is a tool used for cutting processing in mechanical manufacturing, also known as a cutting tool. With the development of technology, milling technology is widely used. The tool is an essential tool for milling. When in use, a collet is required to clamp and lock the tool and install it on a lathe or machining center.

[0003] The clamping force of the tool chuck is achieved through a clamping spring. Under normal working conditions, the elastic deformation of the clamping spring generates a certain clamping force to clamp the tool in the clamping mouth. However, the tool chuck structure in the prior art is relatively simple and the clamping depth cannot be adjusted according to actual processing needs. Utility Model Content

[0004] The purpose of the embodiments of the utility model is to provide a tool collet that is easy to adjust the clamping depth, aiming to solve the problems raised in the above-mentioned background technology.

[0005] The utility model is implemented in this way: a tool collet that is convenient for adjusting the clamping depth, the tool collet comprising:

[0006] Cylinder;

[0007] An installation positioning assembly is installed at the bottom of the cylinder;

[0008] A clamping seat is located in the cylinder, a lifting assembly is provided on the clamping seat and connected to the cylinder, and a clamping and fixing assembly is provided in the clamping seat;

[0009] A tool body, the tool body being mounted in the clamping seat via a clamping and fixing assembly;

[0010] An auxiliary clamping and fixing assembly is installed on the cylinder and cooperates with the tool body.

[0011] Preferably, the installation and positioning assembly comprises:

[0012] A positioning seat, fixedly connected to the bottom of the cylinder;

[0013] A threaded seat, mounted on the positioning seat and connected to the machine tool;

[0014] A positioning bolt is installed on the positioning seat to assist in fixing and positioning.

[0015] Preferably, the lifting assembly comprises:

[0016] A mounting seat, mounted on the outer wall of the clamping seat;

[0017] A micro motor is mounted on the mounting seat, a gear is mounted on the output shaft of the micro motor, and the gear is rotatably mounted in the mounting seat;

[0018] A rack, the rack being installed in a slot provided on the inner wall of the cylinder, the gear being continuously meshed with the rack;

[0019] A telescopic sleeve is installed in the cylinder body, a telescopic rod is slidably installed in the telescopic sleeve, and the other end of the telescopic rod is fixedly connected to the clamping seat.

[0020] Preferably, the clamping and fixing assembly comprises:

[0021] A clamping arm, the clamping arm is rotatably mounted in the clamping seat through an axle pin, and the clamping arm includes a clamping end and a driving end;

[0022] A clamping block is mounted on one side of the clamping end close to the tool body, and the clamping block is engaged with a clamping groove provided on the tool body;

[0023] An electric push rod, one end of which is connected to the inner wall of the clamping seat, and the other end of which is connected to the driving end.

[0024] Preferably, the auxiliary clamping and fixing assembly comprises:

[0025] A fixing bolt is mounted on the cylinder, and the fixing bolt passes through the cylinder and matches with the tool body inside the cylinder;

[0026] An anti-skid pad is installed on the fixing bolt and contacts the tool body.

[0027] The embodiment of the utility model provides a tool collet that is easy to adjust the clamping depth to address the problems in the prior art. A lifting assembly and a clamping and fixing assembly are provided. When installing the tool body, the tool body is clamped and fixed by the clamping and fixing assembly in the clamping seat, and the clamping depth can be adjusted by using the lifting assembly. An auxiliary clamping and fixing assembly is also provided, and the auxiliary clamping and fixing assembly can be used to improve the clamping stability of the tool after the depth is adjusted. In addition, an installation positioning assembly is provided, which provides convenience for the installation of the collet. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 A schematic diagram of the structure of a tool collet that is convenient for adjusting the clamping depth provided by an embodiment of the utility model;

[0029] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of part A;

[0030] Figure 3A schematic diagram of the structure of the cooperation between a clamping seat and a tool body in a tool collet that facilitates adjustment of the clamping depth provided by an embodiment of the utility model;

[0031] Figure 4 A front cross-sectional view of the cooperation between a clamping seat and a tool body in a tool collet that facilitates adjusting the clamping depth provided by an embodiment of the utility model.

[0032] In the attached drawings: 1-cylinder; 2-positioning seat; 3-threaded seat; 4-positioning bolt; 5-clamping seat; 6-mounting seat; 7-micro motor; 8-gear; 9-rack; 10-telescopic sleeve; 11-telescopic rod; 12-axle pin; 13-clamping end; 14-driving end; 15-block; 16-slot; 17-electric push rod; 18-fixing bolt; 19-anti-slip pad; 20-tool body. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0034] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0035] like Figure 1 FIG. 1 is a structural diagram of a tool collet for adjusting the clamping depth provided by an embodiment of the utility model, wherein the tool collet comprises:

[0036] Cylinder 1;

[0037] Install the positioning assembly, which is installed at the bottom of the cylinder 1;

[0038] A clamping seat 5 is located in the cylinder 1. A lifting assembly is provided on the clamping seat 5 and connected to the cylinder 1. A clamping and fixing assembly is provided in the clamping seat 5.

[0039] A tool body 20, wherein the tool body 20 is installed in the clamping seat 5 through a clamping and fixing assembly;

[0040] The auxiliary clamping and fixing assembly is installed on the barrel 1 and cooperates with the tool body 20 .

[0041] In one embodiment of the utility model, the tool collet that is easy to adjust the clamping depth is aimed at the problems in the prior art. A lifting assembly and a clamping and fixing assembly are provided in the clamping seat 5. When the tool body 20 is installed, the tool body 20 is clamped and fixed by the clamping and fixing assembly, and the clamping depth can be adjusted by the lifting assembly. At the same time, an auxiliary clamping and fixing assembly is also provided. After the depth is adjusted, the auxiliary clamping and fixing assembly can be used to improve the clamping stability of the tool. In addition, an installation positioning assembly is provided, which provides convenience for the installation of the collet.

[0042] like Figure 1 As shown, as a preferred embodiment of the utility model, the installation and positioning assembly includes:

[0043] A positioning seat 2, fixedly connected to the bottom of the cylinder 1;

[0044] A threaded seat 3 is mounted on the positioning seat 2 and connected to the machine tool;

[0045] The positioning bolt 4 is installed on the positioning seat 2 to assist in fixing and positioning.

[0046] During installation, the threaded seat 3 is threadedly connected to the machining center of the machine tool. After rotating and tightening, the positioning bolt 4 can correspond to the positioning hole on the machining center, and then the positioning bolt 4 is rotated to improve the installation and fixing effect.

[0047] like Figure 2 As shown, as another preferred embodiment of the utility model, the lifting assembly includes:

[0048] A mounting seat 6, mounted on the outer wall of the clamping seat 5;

[0049] A micro motor 7 is mounted on the mounting seat 6, a gear 8 is mounted on the output shaft of the micro motor 7, and the gear 8 is rotatably mounted in the mounting seat 6;

[0050] A rack 9, wherein the rack 9 is installed in a slot provided on the inner wall of the cylinder 1, and the gear 8 is continuously meshed with the rack 9;

[0051] The telescopic sleeve 10 is installed in the cylinder body 1 , and a telescopic rod 11 is slidably installed in the telescopic sleeve 10 , and the other end of the telescopic rod 11 is fixedly connected to the clamping seat 5 .

[0052] After the clamping seat 5 clamps and fixes the tool body 20, when the clamping depth needs to be adjusted, the micro motor 7 is started, and the micro motor 7 drives the gear 8 to rotate. The gear 8 and the rack 9 are continuously engaged, and the tool body 20 can be lifted and lowered in the cylinder 1 to adjust the clamping depth. During the lifting and lowering process of the clamping seat 5, the telescopic rod 11 slides in the telescopic sleeve 10, thereby improving the stability of the clamping seat 5 when it is lifted and lowered.

[0053] like Figure 3 to Figure 4 As shown, as a preferred embodiment of the utility model, the clamping and fixing assembly includes:

[0054] A clamping arm, the clamping arm is rotatably mounted in the clamping seat 5 via an axle pin 12, and the clamping arm includes a clamping end 13 and a driving end 14;

[0055] A clamping block 15 is mounted on the clamping end 13 at a side close to the tool body 20 , and the clamping block 15 is engaged with a clamping slot 16 provided on the tool body 20 ;

[0056] The electric push rod 17 has one end connected to the inner wall of the clamping seat 5 , and the other end connected to the driving end 14 .

[0057] In order to clamp and fix the tool body 20, the electric push rod 17 is started, and the electric push rod 17 applies a pulling force to the driving end 14, thereby driving the clamping end 13 to close inward until the clamping block 15 can be clamped into the clamping groove 16 to achieve clamping and fixing.

[0058] like Figure 1 As shown, as a preferred embodiment of the utility model, the auxiliary clamping and fixing assembly includes:

[0059] A fixing bolt 18 is installed on the cylinder 1, and the fixing bolt 18 passes through the cylinder 1 and cooperates with the tool body 20 inside the cylinder 1;

[0060] The anti-slip pad 19 is mounted on the fixing bolt 18 and contacts the tool body 20 .

[0061] After the tool body 20 is adjusted, the fixing bolt 18 is rotated to drive the anti-skid pad 19 to move inward until it is pressed against the outer wall of the tool body 20 , thereby further strengthening the fixing effect of the tool body 20 .

[0062] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tool collet that is convenient for adjusting the clamping depth, characterized in that: The tool collet comprises: Cylinder (1); Installing a positioning assembly, installed at the bottom of the cylinder (1); A clamping seat (5) is located in the cylinder (1); a lifting assembly is provided on the clamping seat (5) and is connected to the cylinder (1); and a clamping and fixing assembly is provided in the clamping seat (5); A tool body (20), the tool body (20) being mounted in the clamping seat (5) via a clamping and fixing assembly; An auxiliary clamping and fixing assembly is mounted on the barrel (1) and cooperates with the tool body (20).

2. The tool collet chuck for adjusting the clamping depth according to claim 1, characterized in that: The installation and positioning assembly comprises: A positioning seat (2) fixedly connected to the bottom of the cylinder (1); A threaded seat (3) is mounted on the positioning seat (2) and connected to the machine tool; A positioning bolt (4) is mounted on the positioning seat (2) and is used to assist in fixing and positioning.

3. The tool collet chuck for adjusting the clamping depth according to claim 1, characterized in that: The lifting assembly comprises: A mounting seat (6) mounted on the outer wall of the clamping seat (5); A micro motor (7) is mounted on the mounting seat (6); a gear (8) is mounted on the output shaft of the micro motor (7); and the gear (8) is rotatably mounted in the mounting seat (6); A rack (9), the rack (9) being installed in a slot provided on the inner wall of the cylinder (1), the gear (8) being continuously meshed with the rack (9); A telescopic sleeve (10) is installed in the cylinder body (1), a telescopic rod (11) is slidably installed in the telescopic sleeve (10), and the other end of the telescopic rod (11) is fixedly connected to the clamping seat (5).

4. The tool collet chuck for adjusting the clamping depth according to claim 1, characterized in that: The clamping and fixing assembly comprises: A clamping arm, the clamping arm being rotatably mounted in the clamping seat (5) via an axle pin (12), the clamping arm comprising a clamping end (13) and a driving end (14); A clamping block (15) is mounted on a side of the clamping end (13) close to the tool body (20), and the clamping block (15) is engaged with a clamping groove (16) provided on the tool body (20); An electric push rod (17), one end of the electric push rod (17) is connected to the inner wall of the clamping seat (5), and the other end of the electric push rod (17) is connected to the driving end (14).

5. The tool collet chuck for adjusting the clamping depth according to claim 4, characterized in that: The auxiliary clamping and fixing assembly comprises: A fixing bolt (18) is mounted on the barrel (1), wherein the fixing bolt (18) passes through the barrel (1) and cooperates with a tool body (20) inside the barrel (1); An anti-slip pad (19) is mounted on the fixing bolt (18) and is in contact with the tool body (20).

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