SUMMERY OF THE UTILITY MODEL
The utility model provides a good heat dissipation's locomotive headstock case for solve the defect among the prior art.
The utility model discloses a following technical scheme realizes:
a headstock box with good heat dissipation performance comprises a headstock box, wherein the left side of the bottom surface of the inner wall of the headstock box is fixedly connected with the bottom surface of a box body, the left side of the box body is fixedly connected with the left side of the inner wall of the headstock box, the middle parts of the left side and the right side of the box body are respectively provided with a first through hole, the inner wall of the first through hole is respectively fixedly connected with one end of the periphery of a transverse pipe, the left side of the headstock box is provided with a second through hole collinear with the central line of the first through hole, the diameter of the second through hole is the same as the inner diameter of the transverse pipe, a main shaft is installed on a transverse pipe inner bearing, the left end of the main shaft is positioned at the left side of the headstock box, the top surface of the box body is fixedly connected with the bottom surface of a motor, the right end of the motor rotating shaft is connected with a right end bearing of the inner, the right side bearing installation heat dissipation fan mechanism of head frame incasement wall, the pivot and the belt transmission cooperation of heat dissipation fan mechanism are connected, and the several inlet port is seted up on the right side of head frame case, and the several third through-hole is seted up respectively to the box left and right sides, and the fourth through-hole with the collinear fourth through-hole of corresponding third through-hole central line is seted up respectively in the left side of head frame case, the periphery of the breather pipe that fixed connection corresponds in the third through-hole respectively, the left side of breather pipe periphery left side difference fixed connection corresponding breather pipe periphery.
As above a good heat dissipation's lathe headstock case, heat dissipation fan mechanism include planetary gear, the planet wheel includes ring gear, planet wheel and sun gear, the periphery and the belt contact cooperation of ring gear, the planet wheel passes through the planet carrier to be connected with the first one-way bearing in the right side of box inner wall, the one end of the right side fixed connection cross axle of sun gear, the other end of cross axle passes through the one-way bearing of second with the right side of box and is connected, the coaxial nozzle stub is connected through the one-way bearing of third in the periphery of cross axle, the one end of several connecting rod is connected through same fourth one-way bearing in the right side of the one end nozzle stub of the periphery fixed connection several flabellum of nozzle stub, the other end of connecting rod.
According to the machine tool headstock box with good heat dissipation performance, the periphery of the gear ring is fixedly provided with the anti-skidding rubber ring.
According to the machine tool headstock box with good heat dissipation performance, the inner walls of the vent pipes are respectively and fixedly provided with the one-way air valves.
The machine tool headstock box with good heat dissipation performance is characterized in that the motor is a stepless speed change motor.
According to the machine tool headstock box with good heat dissipation performance, the dust screen is fixedly arranged on the right side of the headstock box.
The utility model has the advantages that: the utility model discloses possible to dispel the heat to headstock case and main shaft, the wind that the while heat dissipation produced can blow away the dust that the lathe produced when using, avoids influencing the use of main shaft in the dust gets into the main shaft. The cooling liquid is injected into a closed space formed between the box body and the transverse pipe, the motor is started, the motor rotates to drive the driving belt pulley to rotate, the driving belt pulley drives the driven belt pulley to rotate through the belt so as to drive the main shaft to rotate, the heat dissipation fan mechanism is driven to rotate when the belt rotates, the cooling liquid absorbs heat generated by the rotation of the main shaft and the bearing and dissipates the heat of the main shaft and the bearing, the heat dissipation fan mechanism rotates to suck outside air into the head frame box through the air inlet, the outside air enters the head frame box to exchange heat with the air in the head frame box so as to dissipate the heat in the head frame box, meanwhile, the air is discharged out of the head frame box through the vent pipe, the air exchanges heat with the cooling liquid on the periphery of the vent pipe in the process of flowing outwards from the vent pipe so as to take away part of heat in the cooling liquid, the temperature of the cooling liquid is prevented from being too high, and when the air, can blow away the dust that the lathe during operation produced left, prevent that the dust from getting into the inside normal rotation that influences the main shaft of main shaft in the periphery of main shaft attached to, this device can dispel the heat to headstock incasement portion, dispels the heat to main shaft and bearing simultaneously, avoids headstock case and main shaft high temperature, and the wind that produces in the simultaneous heat dissipation process can also blow away the dust that produces in the lathe use, reduces the dust and gets into the inside normal rotation that influences the main shaft of main shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A headstock box with good heat dissipation performance comprises a headstock box 1, wherein the left side of the bottom surface of the inner wall of the headstock box 1 is fixedly connected with the bottom surface of a box body 2, the left side of the box body 2 is fixedly connected with the left side of the inner wall of the headstock box 1, the middle parts of the left side and the right side of the box body 2 are respectively provided with a first through hole 3, the inner wall of the first through hole 3 is respectively fixedly connected with one end of the periphery of a transverse pipe 4, the left side of the headstock box 1 is provided with a second through hole 5 which is collinear with the central line of the first through hole 3, the diameter of the second through hole 5 is the same as the inner diameter of the transverse pipe 4, a main shaft 6 is arranged in the transverse pipe 4 in a bearing way, the left end of the main shaft 6 is positioned at the left side of the headstock box 1, the top surface of the box body 2 is fixedly connected with the bottom surface of a motor 7, the right end of the, the same belt 10 of periphery suit of driving pulley 8 and driven pulley 9 is connected through belt 10 transmission fit, the heat dissipation fan mechanism is installed to the right side bearing of headstock case 1 inner wall, the pivot and the belt 10 transmission fit of heat dissipation fan mechanism are connected, belt 10 can drive the pivot rotation of heat dissipation fan mechanism, several inlet port 11 is seted up on the right side of headstock case 1, several third through-hole 12 is seted up respectively to the box 2 left and right sides, fourth through-hole 14 with the collineation of corresponding third through-hole 12 central line is seted up respectively in the left side of headstock case 1, the periphery of the breather pipe 15 that corresponds of fixed connection respectively in the third through-hole 12, the left side of breather pipe 15 periphery left side difference fixed connection corresponds the left side of breather pipe 15 periphery. The utility model discloses possible to dispel the heat to headstock case and main shaft, the wind that the while heat dissipation produced can blow away the dust that the lathe produced when using, avoids influencing the use of main shaft in the dust gets into the main shaft. The cooling liquid is injected into a closed space formed between the box body 2 and the transverse pipe 4, the motor 7 is started, the motor 7 rotates to drive the driving belt pulley 8 to rotate, the driving belt pulley 8 drives the driven belt pulley 9 to rotate through the belt 10 so as to drive the main shaft 6 to rotate, the belt 10 drives the heat dissipation fan mechanism to rotate when rotating, when the main shaft rotates, the cooling liquid absorbs heat generated by the rotation of the main shaft 6 and the bearing to dissipate heat of the main shaft 6 and the bearing, the heat dissipation fan mechanism rotates to draw outside air into the head frame box 1 through the air inlet 11, the outside air enters the head frame box 1 to exchange heat with the air in the head frame box 1, the heat is dissipated in the head frame box 1, meanwhile, the air is discharged out of the head frame box 1 through the vent pipe 15, the air exchanges heat with the cooling liquid on the periphery of the vent pipe 15 in the process of flowing outwards from the vent pipe 15, and partial heat in the cooling, avoid the high temperature of coolant liquid, when the left end discharge of air process breather pipe 15, can blow away the dust that the lathe during operation produced left, prevent that the dust from getting into the inside normal rotation that influences main shaft 6 of main shaft 6 in the periphery of main shaft 6 attached to, this device can dispel the heat to headstock case 1 inside, dispel the heat to main shaft 6 and bearing simultaneously, avoid headstock case 1 and main shaft 6 high temperature, the wind that produces in the simultaneous heat dissipation process can also blow away the dust that produces in the lathe use, reduce the dust and get into the inside normal rotation that influences main shaft 6 of main shaft 6.
Specifically, as shown in the figure, the heat dissipation fan mechanism described in this embodiment includes a planetary gear 16, the planetary gear includes a ring gear 161, a planetary gear 162 and a sun gear 163, the periphery of the ring gear 161 is in contact with the belt 10, the planetary gear 162 is connected with the first one-way bearing on the right side of the inner wall of the box 2 through the planet carrier 17, the right side of the sun gear 163 is fixedly connected with one end of a transverse shaft 18, the other end of the transverse shaft 18 is connected with the right side of the box 2 through a second one-way bearing, the periphery of the transverse shaft 18 is connected with a coaxial short pipe 19 through a third one-way bearing, the right side of the short pipe 19 fixedly connected with one end short pipe 19 of the plurality of fan blades 22 is connected with one end of the plurality of. The first one-way bearing is locked when the planet carrier 17 rotates reversely, the second one-way bearing is locked when the cross shaft 18 rotates reversely, the third one-way bearing is locked when the cross shaft 18 rotates forwardly, the fourth one-way bearing is locked when the connecting rod 20 rotates forwardly, air enters the head carrier box 1 through the air inlet 11 when the short pipe 19 drives the fan blade 22 to rotate forwardly, the air is discharged through the vent pipe 15 to form circulation, when the motor 7 rotates forwardly, the driving belt pulley 8 drives the belt 10 to rotate forwardly, the belt 10 drives the gear ring 161 to rotate forwardly, when the gear ring 161 rotates forwardly, the gear ring 161 drives the planet wheel 162 and the planet carrier 17 to rotate forwardly, because the second one-way bearing is locked when the cross shaft 18 rotates reversely, the sun wheel 163 does not rotate at the moment, and at the moment, the fourth one-way bearing is locked when the connecting rod 20 rotates forwardly to drive the short pipe 19 and the fan blade 22 to rotate forwardly; when motor 7 antiport, planet carrier 17 locks and dies, planet wheel 162 rotation and antiport drive sun wheel 163 and cross axle 18 forward rotation, cross axle 18 forward rotation drives nozzle stub 19 and flabellum 22 forward rotation, therefore, when motor 7 forward rotation and antiport, nozzle stub 19 and flabellum 22 can both forward rotation, dispel the heat to the inside coolant liquid of headstock case 1 and box 2, avoid nozzle stub 19 and flabellum 22 reverse rotation when motor reverse rotation simultaneously, lead to ventilating pipe 15 to convulsions in the headstock case 1, make the dust get into inside the headstock case 1.
Specifically, as shown in the figure, a layer of anti-slip rubber ring is fixedly installed on the periphery of the gear ring 161 in this embodiment. The anti-slip rubber ring can increase the friction force between the ring gear 161 and the belt 10, and prevent the ring gear 161 from slipping on the belt 10.
Further, as shown in the drawings, the inner walls of the air pipes 15 of the present embodiment are respectively fixedly provided with one-way air valves 13. The one-way air valve 13 allows air to flow only from the inside to the outside of the head box 1, and prevents dust from entering the inside of the head box 1 through the air pipe 15.
Further, as shown in the figure, the motor 7 of the present embodiment is a continuously variable motor. The stepless speed change motor can change the rotating speed of the motor 7 and meet the process conditions of different processing processes.
Further, as shown in the drawings, the dust screen 21 is fixedly installed on the right side of the headstock 1 according to the embodiment. The dust screen 21 is located on the right side of the air inlet hole 11, and can prevent dust from entering the inside of the head frame case 1 through the air inlet hole 11.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.