Milling cutter alloy collet chuck of numerical control machine tool

Abstract

The utility model is applicable to the technical field of cutter collet chucks, and provides a milling cutter alloy collet chuck of a numerical control machine tool, the collet chuck comprises a barrel body, a mounting seat is fixed on the barrel body, and a threaded seat is arranged on the mounting seat and is used for being connected with the machine tool; the clamping and fixing assembly is installed in the cylinder body, and a cutter body is installed in the cylinder body through the clamping and fixing assembly; the auxiliary fixing assembly is mounted on the cylinder body and is in contact with the cutter body; the cooling assembly is mounted on the mounting seat, is matched with the cutter body and is used for cooling the cutter body; and the slag blowing assembly is mounted on the mounting base and used for blowing away chippings on the tool body. The cooling assembly is arranged, so that the cutter body and the workpiece can be cooled.

Description

Technical Field

[0001] The utility model belongs to the technical field of tool collets, in particular to a milling cutter alloy collet of a numerically controlled machine tool. Background Art

[0002] A data machine tool, or digitally controlled machine tool, is an automated machine tool equipped with a program control system. The control system can logically process programs specified by control codes or other symbolic instructions, decode them, express them in coded numbers, and input them into a numerical control device through an information carrier. After calculation and processing, the numerical control device sends out various control signals to control the movement of the machine tool and automatically process parts according to the shape and size required by the drawing.

[0003] The milling cutter is used for milling planes and is one of the important structures on the machine tool. The milling cutter is installed on the machining center of the machine tool using a collet. However, the existing collet has a simple structure and only has the function of clamping and fixing. The tool cannot be cooled during processing. Utility Model Content

[0004] The purpose of the embodiment of the utility model is to provide a milling cutter alloy collet for a numerically controlled machine tool, aiming to solve the problems raised in the above-mentioned background technology.

[0005] The utility model is implemented in this way: a milling cutter alloy collet of a CNC machine tool, the collet comprising:

[0006] A cylinder, a mounting seat is fixed on the cylinder, and a threaded seat is provided on the mounting seat for connecting with a machine tool;

[0007] A clamping and fixing assembly is installed in the barrel, and a tool body is installed in the barrel through the clamping and fixing assembly;

[0008] An auxiliary fixing assembly is mounted on the barrel and is in contact with the tool body;

[0009] A cooling assembly, mounted on the mounting seat and matched with the tool body, for cooling the tool body;

[0010] The slag blowing assembly is mounted on the mounting seat and is used to blow away the debris on the tool body.

[0011] Preferably, the clamping and fixing assembly comprises:

[0012] A motor is mounted on the outside of the cylinder;

[0013] A rotating rod is rotatably mounted in the cylinder and drivingly connected to the output end of the motor, and the outer rings at both ends of the rotating rod are respectively provided with threaded sleeves with opposite rotation directions;

[0014] A pressure plate, two of which are respectively installed on the threaded sleeve in a threaded connection manner;

[0015] An anti-slip layer is installed on the pressure plate and is located on a side close to the tool body;

[0016] A telescopic sleeve is mounted on the inner wall of the cylinder, a telescopic rod is slidably mounted in the telescopic sleeve, and the other end of the telescopic rod is connected to the pressure plate;

[0017] A limit cover plate is installed on the cylinder body, the rotating rod passes through the limit cover plate, and one end of the tool body contacts the limit cover plate.

[0018] Preferably, the auxiliary fixing assembly comprises a fixing bolt mounted on the cylinder body and configured to abut against an outer wall of the tool body.

[0019] Preferably, the cooling assembly comprises:

[0020] A micro pump body is mounted on the mounting seat, and a water inlet pipe is provided at the liquid inlet of the micro pump body;

[0021] The water outlet pipe is connected to the liquid outlet of the micro pump body, and the other end of the water outlet pipe is connected to the cooling water channel opened on the outer wall of the cylinder. There are several cooling water channels, and adjacent cooling water channels are connected through branch water channels.

[0022] Preferably, the slag blowing assembly comprises:

[0023] An air outlet fan is installed on the mounting seat, and an air outlet of the air outlet fan is provided with an air outlet pipe, and the air outlet pipe is arranged along the outer wall of the cylinder;

[0024] An air outlet nozzle is connected to the air outlet pipe, and an air outlet of the air outlet nozzle corresponds to the tool body.

[0025] In response to the problems raised in the prior art, an alloy barrel clamp for a milling cutter of a CNC machine tool provided by an embodiment of the utility model is provided with a cooling component, which can cool the tool body and the workpiece during the processing of the tool body. Specifically, before processing, the tool body is first inserted into the barrel, and the tool body is fixed by means of a clamping and fixing component, and reinforced by means of an auxiliary fixing component. The barrel is then mounted on the machine tool through a threaded seat. When the tool body is working, the cooling component is started for cooling, and the slag blowing component can also be started to blow away the debris during the processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 A schematic diagram of the structure of a milling cutter alloy collet for a CNC machine tool provided in an embodiment of the utility model;

[0027] Figure 2 A schematic diagram of the structure of a limit cover plate in a milling cutter alloy collet of a CNC machine tool provided by an embodiment of the utility model;

[0028] Figure 3 The present invention is a schematic structural diagram of cooling water channels and branch water channels in a milling cutter alloy collet of a CNC machine tool provided by an embodiment of the present invention.

[0029] In the attached drawings: 1-cylinder; 2-mounting seat; 3-threaded seat; 4-tool body; 5-motor; 6-rotating rod; 7-pressure plate; 8-anti-slip layer; 9-telescopic sleeve; 10-telescopic rod; 11-limiting cover plate; 12-fixing bolt; 13-micro pump body; 14-water inlet pipe; 15-water outlet pipe; 16-cooling water channel; 17-branch water channel; 18-blower; 19-air outlet pipe; 20-air outlet nozzle. DETAILED DESCRIPTION

[0030] 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.

[0031] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0032] like Figure 1 As shown, it is a structural diagram of a milling cutter alloy collet of a CNC machine tool provided by an embodiment of the utility model, and the collet comprises:

[0033] A cylinder 1, on which a mounting seat 2 is fixed, and on which a threaded seat 3 is provided for connection with a machine tool;

[0034] A clamping and fixing assembly is installed in the barrel 1, and a tool body 4 is installed in the barrel 1 through the clamping and fixing assembly;

[0035] An auxiliary fixing assembly is mounted on the barrel 1 and is in contact with the tool body 4;

[0036] A cooling assembly, mounted on the mounting seat 2 and matched with the tool body 4, for cooling the tool body 4;

[0037] The slag blowing assembly is mounted on the mounting seat 2 and is used to blow away the debris on the tool body 4 .

[0038] In one embodiment of the utility model, the milling cutter alloy collet of the CNC machine tool is provided with a cooling component to address the problems raised in the prior art. The tool body 4 and the workpiece can be cooled during the processing of the tool body 4. Specifically, before processing, the tool body 4 is first inserted into the barrel 1, and the tool body 4 is fixed by a clamping and fixing component, and reinforced by an auxiliary fixing component. The barrel 1 is then installed on the machine tool through a threaded seat 3. When the tool body 4 is working, the cooling component is started for cooling, and the slag blowing component can also be started to blow away the debris during the processing.

[0039] like Figure 1 to Figure 2 As shown, as a preferred embodiment of the utility model, the clamping and fixing assembly includes:

[0040] The motor 5 is installed on the outside of the cylinder 1;

[0041] The rotating rod 6 is rotatably mounted in the cylinder 1 and is drivingly connected to the output end of the motor 5. The outer rings at both ends of the rotating rod 6 are respectively provided with threaded sleeves with opposite rotation directions;

[0042] A pressure plate 7, wherein two pressure plates 7 are provided and are respectively installed on the threaded sleeve in a threaded connection manner;

[0043] The anti-slip layer 8 is mounted on the pressure plate 7 and is located on a side close to the tool body 4;

[0044] A telescopic sleeve 9 is mounted on the inner wall of the cylinder 1, a telescopic rod 10 is slidably mounted in the telescopic sleeve 9, and the other end of the telescopic rod 10 is connected to the pressure plate 7;

[0045] The limiting cover plate 11 is mounted on the barrel 1 , the rotating rod 6 passes through the limiting cover plate 11 , and one end of the tool body 4 contacts the limiting cover plate 11 .

[0046] Insert the tool body 4 into the barrel 1 until it contacts the limit cover plate 11, start the motor 5, and the motor 5 drives the rotating rod 6 to rotate, thereby driving the two pressure plates 7 on the rotating rod 6 to move closer to each other until the anti-slip layer 8 on the pressure plate 7 contacts and presses on the outer wall of the tool body 4. During the movement of the pressure plate 7, the telescopic rod 10 slides in the telescopic sleeve 9, which improves the stability of the pressure plate 7 when moving.

[0047] like Figure 1 As shown, as another preferred embodiment of the present utility model, the auxiliary fixing assembly includes a fixing bolt 12 installed on the barrel 1 for abutting against the outer wall of the tool body 4 .

[0048] After the tool body 4 is inserted and fixed, the fixing bolt 12 is rotated to drive the fixing bolt 12 to contact the outer wall of the tool body 4. The fixing bolt 12 is arranged obliquely, which has an upward thrust on the tool body 4 and can improve the fixing effect.

[0049] like Figure 1 and Figure 3 As shown, as a preferred embodiment of the utility model, the cooling assembly includes:

[0050] A micro pump body 13 is mounted on the mounting seat 2, and a water inlet pipe 14 is provided at the liquid inlet of the micro pump body 13;

[0051] The water outlet pipe 15 is connected to the liquid outlet of the micro pump body 13 , and the other end of the water outlet pipe 15 is connected to a cooling water channel 16 opened on the outer wall of the cylinder 1 . There are a plurality of cooling water channels 16 , and adjacent cooling water channels 16 are connected through branch water channels 17 .

[0052] When the tool body 4 is working, the micro pump body 13 is started, and the micro pump body 13 pumps out the cooling water through the water inlet pipe 14, and then transmits it to the water outlet pipe 15, and is transported to the cooling water channel 16 by the water outlet pipe 15, and flows along the cooling water channel 16 until it flows to the tool body 4 and the workpiece to achieve cooling. In order to achieve uniform cooling, a plurality of cooling water channels 16 are provided, and adjacent cooling water channels 16 are connected by branch water channels 17.

[0053] like Figure 1 As shown, as a preferred embodiment of the utility model, the slag blowing assembly includes:

[0054] The air outlet fan 18 is installed on the mounting base 2, and the air outlet of the air outlet fan 18 is provided with an air outlet pipe 19, and the air outlet pipe 19 is arranged along the outer wall of the cylinder 1;

[0055] The air outlet nozzle 20 is connected to the air outlet pipe 19 , and the air outlet of the air outlet nozzle 20 corresponds to the tool body 4 .

[0056] The blower 18 is started and transmits the airflow to the air outlet pipe 19 and sprays it out through the air outlet nozzle 20. By adjusting the air outlet angle of the air outlet nozzle 20, the debris on the tool body 4 can be blown off, thereby improving the processing quality and extending the service life of the tool body 4.

[0057] 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 milling cutter alloy collet for a CNC machine tool, characterized in that: The collet comprises: A cylinder (1), a mounting seat (2) being fixed on the cylinder (1), and a threaded seat (3) being provided on the mounting seat (2) for connection with a machine tool; A clamping and fixing assembly is installed in the barrel (1), and the tool body (4) is installed in the barrel (1) via the clamping and fixing assembly; An auxiliary fixing assembly, mounted on the barrel (1) and in contact with the tool body (4); A cooling assembly, mounted on the mounting seat (2), matched with the tool body (4), and used for cooling the tool body (4); A slag blowing assembly is mounted on the mounting seat (2) and is used to blow away debris on the tool body (4).

2. The milling cutter alloy collet for CNC machine tools according to claim 1, characterized in that: The clamping and fixing assembly comprises: A motor (5) mounted on the outside of the cylinder (1); A rotating rod (6) is rotatably mounted in the barrel (1) and drivingly connected to the output end of the motor (5); the outer rings at both ends of the rotating rod (6) are respectively provided with threaded sleeves with opposite rotation directions; A pressure plate (7), wherein two pressure plates (7) are provided and are respectively mounted on the threaded sleeve in a threaded connection manner; An anti-slip layer (8) is mounted on the pressure plate (7) and is located on a side close to the tool body (4); A telescopic sleeve (9) is mounted on the inner wall of the cylinder (1), a telescopic rod (10) is slidably mounted in the telescopic sleeve (9), and the other end of the telescopic rod (10) is connected to the pressure plate (7); A limit cover plate (11) is mounted on the barrel (1); the rotating rod (6) passes through the limit cover plate (11); and one end of the tool body (4) is in contact with the limit cover plate (11).

3. The milling cutter alloy collet for a CNC machine tool according to claim 2, characterized in that: The auxiliary fixing assembly comprises a fixing bolt (12) mounted on the barrel (1) and used to abut against the outer wall of the tool body (4).

4. The milling cutter alloy collet for CNC machine tools according to claim 1, characterized in that: The cooling assembly comprises: A micro pump body (13) is mounted on the mounting seat (2), and a water inlet pipe (14) is provided at the liquid inlet of the micro pump body (13); A water outlet pipe (15) is connected to the liquid outlet of the micro pump body (13), and the other end of the water outlet pipe (15) is connected to a cooling water channel (16) provided on the outer wall of the cylinder (1). The cooling water channels (16) are provided with a plurality of cooling water channels (16), and adjacent cooling water channels (16) are connected via branch water channels (17).

5. The milling cutter alloy collet for CNC machine tools according to claim 1, characterized in that: The slag blowing assembly comprises: An air outlet fan (18) is mounted on the mounting seat (2); an air outlet of the air outlet fan (18) is provided with an air outlet pipe (19), and the air outlet pipe (19) is arranged along the outer wall of the cylinder (1); An air outlet nozzle (20) is connected to the air outlet pipe (19), and an air outlet of the air outlet nozzle (20) corresponds to the tool body (4).

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