Intelligent temperature control heat dissipation device for servo motorized spindle for high-precision lathe

Abstract

The utility model discloses an intelligent temperature control heat dissipation device for a servo motorized spindle for a high-precision lathe, which relates to the field of motorized spindles and comprises a base, a heat dissipation plate is telescopically arranged at the top end of the base, a motorized spindle body is fixedly mounted at the top end of the heat dissipation plate, a rotating shaft is arranged on one side of the motorized spindle body, and fan blades are sleeved on the outer side of the rotating shaft. In the actual operation of the electric spindle, when the electric spindle body works, the rotating shaft rotates, the fan blades also rotate along with the rotating shaft, wind power generated by rotation of the fan blades blows towards the electric spindle body, and therefore heat dissipation is conducted on the electric spindle body, heat dissipation is conducted on the electric spindle body, and heat dissipation is conducted on the electric spindle body. The higher the rotating speed of the rotating shaft is, the larger the wind force generated by the fan blades is, heat accumulation is reduced to the maximum extent, the cooling fins on the two sides of the electric spindle body can conduct heat, and the cooling effect of the cooling fins can be improved through the blowing effect of the fan blades.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric spindle field especially high precision lathe is with servo electric spindle intelligence temperature control heat abstractor. BACKGROUND

[0002] Servo electric spindle is the new technology that machine tool spindle and spindle motor are fused into one in the field of numerical control machine tool, servo electric spindle is composed of shellless motor, spindle, bearing, spindle unit casing, drive module and cooling device, speed sensor and angular displacement sensor are installed at the rear end of the spindle, the inner taper hole and the end face of the front end are used for installing tools, servo electric spindle has the characteristics of high speed, high precision and low noise.

[0003] When the motor is used at high frequency for a period of time, the motor generates heat, if not timely heat dissipation treatment, easy to appear overheating phenomenon, at the same time, since the electric spindle is generally fixed on the base or single support mechanism, the heat of the connecting area of the electric spindle is not easy to dissipate.

[0004] Therefore, it is necessary to provide servo electric spindle intelligent temperature control heat abstractor for high precision lathe to solve the above problems. CONTENT OF UTILITY MODEL

[0005] The utility model discloses a servo electric spindle intelligent temperature control heat abstractor for high precision lathe to solve when the motor is used at high frequency for a period of time, the motor generates heat, if not timely heat dissipation treatment, easy to appear overheating phenomenon, at the same time, since the electric spindle is generally fixed on the base or single support mechanism, the heat of the connecting area of the electric spindle is not easy to dissipate.

[0006] To realize the above-mentioned purpose, the utility model provides the following technical scheme: servo electric spindle intelligent temperature control heat abstractor for high precision lathe, including base, the base top telescopic setting has the heat dissipation board, the heat dissipation board top fixed mounting has the electric spindle body, the electric spindle body one side is provided with the rotating shaft, the rotating shaft outside is equipped with the fan blade;

[0007] The heat dissipation board top middle part is inlayed with temperature sensor, and the heat dissipation board one side is provided with liquid inlet and liquid outlet respectively, and the inside of the heat dissipation board is provided with heat dissipation pipe back and forth, the liquid inlet is connected with water source, and the liquid inlet is provided with solenoid valve, the heat dissipation board top is provided with a plurality of heat dissipation holes, and a plurality of heat dissipation holes simultaneously penetrate the bottom end of the heat dissipation board.

[0008] Preferably, a plurality of grooves are formed in the top end of the base, and an electric push rod is fixed in each of the grooves.

[0009] Preferably, a plurality of heat dissipation fins are fixed on both sides of the electric spindle body, and the heat dissipation fins are distributed equidistantly along the length direction of the electric spindle body.

[0010] Preferably, the bottom of the two ends of the electric spindle body is fixed with a connecting plate, and the connecting plate and the top end of the heat dissipation plate are provided with corresponding connecting holes.

[0011] Preferably, the inside of the base is fixedly provided with a controller, the temperature sensor is signal connected with the controller, and the controller is signal connected with the electromagnetic valve and the electric push rod.

[0012] Preferably, the length and width of the heat dissipation plate correspond to the length and width of the base respectively.

[0013] The technical effects and advantages of the present application are as follows:

[0014] 1. In the actual operation of the present application, when the electric spindle body is working, the rotating shaft will rotate, at this time, the fan blades will also rotate, the wind power generated by the rotation of the fan blades will blow towards the electric spindle body, thereby cooling the electric spindle body, and the faster the rotating speed of the rotating shaft, the greater the wind power generated by the fan blades, greatly reducing the heat accumulation, and the heat dissipation fins on both sides of the electric spindle body can play a role in conducting heat, and through the blowing action of the fan blades, the heat dissipation effect of the heat dissipation fins can be accelerated.

[0015] 2. In the actual operation of the present application, when the heat dissipation plate monitors that the heat at the bottom end of the electric spindle body is high, the electromagnetic valve and the electric push rod can be started at the same time, after the electromagnetic valve is opened, the water source can flow into the heat dissipation pipe and be discharged from the liquid discharge port, and at the same time of the water source flowing, the heat accumulated at the bottom end of the electric spindle body can be taken away, and the electric push rod rises, which can not only increase the height of the electric spindle body for installation adaptation, but also drive the heat dissipation plate and the base to separate, so that the bottom end of the heat dissipation plate contacts with the outside air to complete the heat discharge, and the heat dissipation work is automatically performed without the need of personnel operation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structural schematic view of the intelligent temperature control heat dissipation device for the servo electric spindle of the high-precision lathe.

[0017] Fig. 2 It is an internal structure schematic view of the heat dissipation plate.

[0018] Fig. 3 It is an internal structure schematic view of the base.

[0019] In the drawing: 1, electric spindle body; 2, rotating shaft; 3, fan blade; 4, heat dissipation fin; 5, base; 6, heat dissipation plate; 7, liquid discharge port; 8, liquid inlet; 9, electromagnetic valve; 10, connecting plate; 11, heat dissipation pipe; 12, temperature sensor; 13, heat dissipation hole; 14, groove; 15, electric push rod. Detailed Implementation

[0020] This utility model provides, for example Figs. 1-3 The high-precision lathe servo electric spindle intelligent temperature control and heat dissipation device shown includes a base 5, a heat dissipation plate 6 is telescopically installed on the top of the base 5, and an electric spindle body 1 is fixedly installed on the top of the heat dissipation plate 6. The heat dissipation plate 6 can dissipate heat from the bottom of the electric spindle body 1 and the contact area of ​​the heat dissipation plate 6, so as to avoid heat accumulation in the contact area.

[0021] The bottom of both ends of the electric spindle body 1 is fixed with a connecting plate 10. The top of the connecting plate 10 and the heat sink 6 are provided with corresponding connecting holes. A fixing screw is installed between the two corresponding connecting holes. The electric spindle body 1 can be fixed to the heat sink 6 by fixing screws to prevent the electric spindle body 1 from moving when it is working.

[0022] Multiple heat sinks 4 are fixed on both sides of the electric spindle body 1. The multiple heat sinks 4 are evenly distributed along the length direction of the electric spindle body 1. A rotating shaft 2 is provided on one side of the electric spindle body 1. A fan blade 3 is sleeved on the outside of the rotating shaft 2. In actual operation of this utility model, when the electric spindle body 1 is working, the rotating shaft 2 will rotate. At this time, the fan blade 3 will also rotate. The wind generated by the rotation of the fan blade 3 will blow towards the electric spindle body 1, thereby dissipating heat from the electric spindle body 1. The faster the rotation speed of the rotating shaft 2, the greater the wind force generated by the fan blade 3, reducing the accumulation of heat. The heat sinks 4 on both sides of the electric spindle body 1 can play the role of conducting heat. Through the blowing action of the fan blade 3, the heat dissipation effect of the heat sink 4 can be accelerated.

[0023] A temperature sensor 12 is embedded in the middle of the top of the heat sink 6. An inlet 8 and a drain 7 are respectively provided on one side of the heat sink 6. A heat dissipation pipe 11 is arranged in a back-and-forth manner inside the heat sink 6. The inlet 8 is connected to a water source and a solenoid valve 9 is provided on the inlet 8. Multiple heat dissipation holes 13 are opened at the top of the heat sink 6 and the multiple heat dissipation holes 13 pass through the bottom of the heat sink 6.

[0024] The top of the base 5 has multiple grooves 14, and each groove 14 has an electric push rod 15 fixed in it. The top of the electric push rod 15 is fixed to the bottom of the heat sink 6. A controller is fixedly installed inside the base 5. The temperature sensor 12 is connected to the controller by signal. The controller is connected to the solenoid valve 9 and the electric push rod 15 by signal.

[0025] In the actual operation of the utility model, when the heat of the bottom end of the electric spindle body 1 is high, the electromagnetic valve 9 and the electric push rod 15 can be started simultaneously, the water source can flow into the heat dissipation pipe 11 after the electromagnetic valve 9 is opened, and is discharged from the liquid discharge port 7, the water source flows simultaneously, can take away the heat gathered at the bottom end of the electric spindle body 1, and the electric push rod 15 rises simultaneously, can improve the height of the electric spindle body 1, is used for adapting installation, can drive the heat dissipation plate 6 and the base 5 to separate simultaneously, makes the bottom end of the heat dissipation plate 6 contact with the outside air, completes the discharge of heat, and the heat dissipation work is carried out automatically, and personnel operation is not needed.

[0026] The length and width of the heat dissipation plate 6 correspond to the length and width of the base 5 respectively.

Claims

1. A high-precision servo electric spindle intelligent temperature control and heat dissipation device for a lathe, comprising a base (5), characterized in that: The base (5) top telescopic setting has a heat sink (6), the heat sink (6) top fixedly installed with the main shaft body (1), one side of the main shaft body (1) is provided with a rotating shaft (2), the rotating shaft (2) outside is provided with a fan blade (3); The heat sink (6) top middle part is embedded with a temperature sensor (12), the heat sink (6) one side is provided with a liquid inlet (8) and a liquid outlet (7) respectively, the inside of the heat sink (6) is provided with a heat pipe (11) back and forth, the liquid inlet (8) is connected with a water source, and the liquid inlet (8) is provided with a solenoid valve (9), the top of the heat sink (6) is provided with a plurality of heat dissipation holes (13), and the plurality of heat dissipation holes (13) simultaneously penetrate the bottom end of the heat sink (6).

2. The high-precision servo electric spindle intelligent temperature control and heat dissipation device for a lathe according to claim 1, characterized in that: The base (5) top is provided with a plurality of grooves (14), and the plurality of grooves (14) are fixed with electric push rods (15), and the electric push rods (15) are fixed to the bottom end of the heat sink (6).

3. The high-precision servo electric spindle intelligent temperature control and heat dissipation device for a lathe according to claim 1, characterized in that: The both sides of the main shaft body (1) are fixed with a plurality of cooling fins (4), and the plurality of cooling fins (4) are distributed equidistantly along the length direction of the main shaft body (1).

4. The high-precision servo electric spindle intelligent temperature control and heat dissipation device for a lathe according to claim 1, characterized in that: The bottom of both ends of the main shaft body (1) is fixed with a connecting plate (10), and the connecting plate (10) and the top of the heat sink (6) are provided with corresponding connecting holes, and the two upper and lower corresponding connecting holes are provided with fixing screws.

5. The high-precision servo electric spindle intelligent temperature control and heat dissipation device for a lathe according to claim 1, characterized in that: The inside of the base (5) is fixedly provided with a controller, the temperature sensor (12) and the controller are signal connected, and the controller and the solenoid valve (9), the electric push rod (15) are signal connected.

6. The high-precision servo electric spindle intelligent temperature control heat dissipation device for a lathe according to claim 1, characterized in that: The length and width of the heat sink (6) correspond to the length and width of the base (5) respectively.

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