Milling machine with main shaft head provided with cooling system

Abstract

The utility model discloses a milling machine with a main shaft head provided with a cooling system, which comprises a milling machine body and a cooling disc, the milling machine body comprises a base and a main shaft head, a cross beam is fixedly arranged on the base, the main shaft head driven by a main shaft motor is arranged at the front end of the cross beam, and the cooling disc is fixedly arranged around the main shaft head; a main shaft mounting hole matched with the main shaft head is formed in the center of the cooling disc, a cooling liquid flow channel is formed in the cooling disc, the inner side of the cooling liquid flow channel is matched with the main shaft mounting hole through a heat conduction block, and the outer side of the cooling liquid flow channel is connected with the outer shell through a supporting piece. The milling machine with the main shaft head provided with the cooling system is simple in structure and practical in function, and effectively solves the problems that a cooling device is not arranged around the shaft head of an existing milling machine, a milling cutter is prone to high temperature after continuous machining operation, and the service life of the cutter is affected.

Description

Technical Field

[0001] The utility model relates to the field of milling machines, in particular to a milling machine with a spindle head having a cooling system. Background Art

[0002] Milling machines mainly refer to machine tools that use milling cutters to process various surfaces of workpieces. Usually, the main motion is the rotation of the milling cutter, and the movement of the workpiece and the milling cutter is the feed motion. It can process planes, grooves, various curved surfaces, gears, etc. A milling machine is a machine tool that uses a milling cutter to mill workpieces. In addition to milling planes, grooves, gear teeth, threads and spline shafts, milling machines can also process more complex surfaces. They are more efficient than planers and are widely used in mechanical manufacturing and repair departments. However, there is no cooling device around the shaft head of the existing milling machine. The milling cutter is prone to high temperature after continuous processing, which affects the life of the tool. Therefore, how to develop a milling machine with a spindle shaft head cooling system has become a problem that needs to be solved urgently by technicians in this field. Utility Model Content

[0003] The utility model aims to provide a milling machine with a spindle head cooling system to solve the problem that no cooling device is arranged around the spindle head of the existing milling machine, the milling cutter is prone to high temperature after continuous machining operation, which affects the tool life.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] The utility model discloses a milling machine with a spindle head cooling system, comprising a milling machine body and a cooling plate, wherein the milling machine body comprises a base and a spindle head, a crossbeam is fixedly arranged on the base, a spindle head driven by a spindle motor is arranged at the front end of the crossbeam, and a cooling plate is fixedly arranged around the spindle head; a spindle mounting hole matched with the spindle head is opened at the center of the cooling plate, a coolant flow channel is arranged in the cooling plate, the inner side of the coolant flow channel is matched with the spindle mounting hole through a heat conductive block, and the outer side of the coolant flow channel is connected with an outer shell through a supporting sheet.

[0006] Furthermore, a first interface is provided at one end of the coolant flow channel of the cooling disk, and a second interface is provided at the other end of the coolant flow channel.

[0007] Furthermore, a working platform cooperating with the spindle head is arranged on the base through a supporting box.

[0008] Furthermore, a cooling mechanism is provided on one side of the milling machine body.

[0009] Furthermore, the cooling mechanism includes a coolant tank and a cooling pump, the bottom end of the coolant tank is connected to the first interface of the cooling disk through a first pipe, the cooling pump is arranged in the first pipe, and the top end of the coolant tank is connected to the second interface of the cooling disk through a second pipe.

[0010] Furthermore, a liquid replenishing port is provided at an upper position of the side wall of the coolant box body, and a liquid draining port is provided at a lower position of the side wall of the coolant box body.

[0011] Furthermore, the cooling plate is detachably arranged on the lower end surface of the beam, and the spindle motor is fixedly arranged on the upper end surface of the beam.

[0012] Compared with the prior art, the beneficial technical effects of the utility model are:

[0013] The milling machine with a spindle head cooling system of the utility model is equipped with a special cooling plate for the spindle head, which can effectively reduce the temperature of the cutter head and extend the service life of the cutter; the cooling plate of the milling machine with a spindle head cooling system of the utility model is provided with flowing coolant, which has good heat dissipation effect; the milling machine with a spindle head cooling system of the utility model is equipped with a cooling mechanism consisting of a coolant tank and a cooling pump for the cooling plate, which can ensure that the cooling plate is kept at a low temperature. In general, the milling machine with a spindle head cooling system of the utility model has a simple structure and practical functions, which effectively solves the problem that there is no cooling device around the spindle head of the existing milling machine, and the milling cutter is prone to high temperature after continuous processing, which affects the service life of the tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings:

[0015] Figure 1 This is a front view of a milling machine with a spindle head cooling system according to the utility model;

[0016] Figure 2 is a cross-sectional view of a cooling plate;

[0017] Figure 3 This is the matching diagram of the cooling plate and the spindle head.

[0018] Explanation of the reference numerals: 1. milling machine body; 101. base; 102. support box; 103. working platform; 104. crossbeam; 105. spindle motor; 106. spindle shaft head; 2. cooling mechanism; 201. coolant box; 202. cooling pump; 203. first pipeline; 204. second pipeline; 205. liquid replenishing port; 206. liquid draining port; 3. cooling plate; 301. first interface; 302. second interface; 303. coolant flow channel; 304. heat conductive block; 305. outer shell; 306. support plate; 307. spindle mounting hole. DETAILED DESCRIPTION

[0019] like Figures 1 to 3 As shown, a milling machine with a spindle head cooling system includes a milling machine body 1, a cooling mechanism 2 and a cooling plate 3. The milling machine body 1 includes a base 101 and a spindle head 106. A crossbeam 104 is fixedly arranged on the base 101. The front end of the crossbeam 104 is provided with a spindle head 106 driven by a spindle motor 105. The cooling plate 3 is fixedly arranged around the spindle head 106.

[0020] The milling machine with a spindle head cooling system of the utility model is equipped with a special cooling plate 3 for the spindle head 106, which can effectively reduce the temperature of the tool head and extend the service life of the tool.

[0021] The cooling plate 3 is detachably disposed on the lower end surface of the beam 104 , and the spindle motor 105 is fixedly disposed on the upper end surface of the beam 104 .

[0022] A working platform 103 cooperating with the spindle head 106 is disposed on the base 101 through a supporting box 102 .

[0023] The center of the cooling plate 3 is provided with a spindle mounting hole 307 that matches the spindle head 106, and a coolant flow channel 303 is provided in the cooling plate 3. The cooling plate 3 of the milling machine with a spindle head cooling system of the utility model is provided with flowing coolant, and the heat dissipation effect is good. The inner side of the coolant flow channel 303 matches the spindle mounting hole 307 through a heat conducting block 304, and the outer side of the coolant flow channel 303 is connected to the outer shell 305 through a supporting sheet 306.

[0024] A first interface 301 is disposed at one end of the coolant channel 303 of the cooling plate 3 , and a second interface 302 is disposed at the other end of the coolant channel 303 .

[0025] A cooling mechanism 2 is provided on one side of the milling machine body 1. The milling machine with a spindle head cooling system of the utility model is equipped with a cooling mechanism 2 consisting of a coolant tank 201 and a cooling pump 202 for the cooling disk 3, which can ensure that the cooling disk 3 is kept at a low temperature.

[0026] The cooling mechanism 2 includes a coolant tank 201 and a cooling pump 202. The bottom end of the coolant tank 201 is connected to the first interface 301 of the cooling disk 3 via a first pipe 203. The cooling pump 202 is arranged in the first pipe 203. The top end of the coolant tank 201 is connected to the second interface 302 of the cooling disk 3 via a second pipe 204.

[0027] A liquid replenishing port 205 is disposed at an upper position of the side wall of the cooling liquid box 201 , and a liquid draining port 206 is disposed at a lower position of the side wall of the cooling liquid box 201 .

[0028] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A milling machine with a spindle head cooling system, characterized in that: The invention comprises a milling machine body (1) and a cooling plate (3), wherein the milling machine body (1) comprises a base (101) and a spindle shaft head (106), a crossbeam (104) is fixedly arranged on the base (101), a spindle shaft head (106) driven by a spindle motor (105) is arranged at the front end of the crossbeam (104), and a cooling plate (3) is fixedly arranged around the spindle shaft head (106); a spindle mounting hole (307) cooperating with the spindle shaft head (106) is opened at the center position of the cooling plate (3), a cooling liquid flow channel (303) is arranged in the cooling plate (3), the inner side of the cooling liquid flow channel (303) is matched with the spindle mounting hole (307) through a heat conducting block (304), and the outer side of the cooling liquid flow channel (303) is connected to an outer shell (305) through a supporting sheet (306).

2. The milling machine with a spindle head cooling system according to claim 1, characterized in that: A first interface (301) is provided at one end of the cooling liquid flow channel (303) of the cooling disk (3), and a second interface (302) is provided at the other end of the cooling liquid flow channel (303).

3. The milling machine with a spindle head cooling system according to claim 1, characterized in that: A working platform (103) that cooperates with the spindle head (106) is arranged on the base (101) via a supporting box (102).

4. The milling machine with a spindle head cooling system according to claim 2, characterized in that: A cooling mechanism (2) is provided on one side of the milling machine body (1).

5. The milling machine with a spindle head cooling system according to claim 4, characterized in that: The cooling mechanism (2) comprises a cooling liquid tank (201) and a cooling pump (202); the bottom end of the cooling liquid tank (201) is connected to a first interface (301) of the cooling disk (3) via a first pipe (203); the cooling pump (202) is arranged in the first pipe (203); and the top end of the cooling liquid tank (201) is connected to a second interface (302) of the cooling disk (3) via a second pipe (204).

6. The milling machine with a spindle head cooling system according to claim 5, characterized in that: A liquid replenishing port (205) is provided at an upper position of the side wall of the cooling liquid box (201), and a liquid draining port (206) is provided at a lower position of the side wall of the cooling liquid box (201).

7. The milling machine with a spindle head cooling system according to claim 1, characterized in that: The cooling plate (3) is detachably arranged on the lower end surface of the crossbeam (104), and the spindle motor (105) is fixedly arranged on the upper end surface of the crossbeam (104).

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