CN112045493A - Automatic heat abstractor of numerically controlled fraise machine workstation and headstock - Google Patents
Automatic heat abstractor of numerically controlled fraise machine workstation and headstock Download PDFInfo
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- CN112045493A CN112045493A CN202010979079.2A CN202010979079A CN112045493A CN 112045493 A CN112045493 A CN 112045493A CN 202010979079 A CN202010979079 A CN 202010979079A CN 112045493 A CN112045493 A CN 112045493A
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- heat dissipation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
- B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
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Abstract
The invention relates to the field of numerical control machine tool heat dissipation equipment, and discloses an automatic heat dissipation device for a workbench and a spindle box of a numerical control milling machine, which comprises a main box body, wherein a heat dissipation fan cavity with a leftward opening is arranged in the main box body, a heat dissipation belt wheel cavity positioned on the right side of the heat dissipation fan cavity is arranged in the main box body, an upper heat dissipation gear cavity is communicated and arranged on the upper end wall of the heat dissipation fan cavity, a lower heat dissipation gear cavity is communicated and arranged on the lower end wall of the heat dissipation fan cavity, the heat dissipation fan is arranged to dissipate heat for a workpiece when the numerical control milling machine works, and when the spindle box is overheated, the heat dissipation fan is moved to the spindle box and dissipates heat for the spindle box, so that the workbench and the spindle box of the numerical control milling machine in work are effectively dissipated heat, the service life of the spindle is prolonged, the processing precision is improved, and the, and the working process is safer and more effective.
Description
Technical Field
The invention relates to the field of numerical control machine tool heat dissipation equipment, in particular to an automatic heat dissipation device for a workbench and a spindle box of a numerical control milling machine.
Background
Present numerically controlled fraise machine is carrying out part man-hour, the headstock part can produce more heat, the heat gathering makes the temperature of headstock rise constantly, lead to the inside partial part of milling machine headstock to be heated the thermal expansion and warp, influence the machining precision, and the life of main shaft has been shortened, current radiating mode generally is the supplementary heat dissipation of manual work, this kind of mode both consumes the manpower, need the operation personnel to judge when needing the heat dissipation again, there is certain potential safety hazard in the radiating work when numerically controlled fraise machine moves moreover.
Disclosure of Invention
The invention aims to provide an automatic heat dissipation device for a workbench and a spindle box of a numerical control milling machine, which can overcome the defects in the prior art, so that the practicability of equipment is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an automatic heat dissipation device for a workbench and a spindle box of a numerical control milling machine, which comprises a main box body, wherein a heat dissipation fan cavity with a left opening is arranged in the main box body, a heat dissipation pulley cavity positioned on the right side of the heat dissipation fan cavity is arranged in the main box body, an upper end wall of the heat dissipation fan cavity is communicated with an upper heat dissipation gear cavity, a lower end wall of the heat dissipation fan cavity is communicated with a lower heat dissipation gear cavity, a limiting main cavity is arranged between the heat dissipation fan cavity and the heat dissipation pulley cavity, limiting auxiliary cavities are vertically and symmetrically communicated with each other, a left end wall of the limiting auxiliary cavity is communicated with a right end wall of the heat dissipation fan cavity, the left end wall of the limiting main cavity is fixedly connected with a limiting push plate partially positioned in the limiting auxiliary cavity, a friction plate is fixedly connected between the right end surface of the limiting push plate and the right end wall of the limiting push, the lower end wall of the lifting sleeve cavity is communicated with the lifting sleeve cavity, a bevel gear cavity is arranged at the rear side of the lifting bevel gear cavity, a lifting belt wheel cavity extending forwards is arranged on the right side of the bevel gear cavity, an induction piston cavity positioned on the upper side of the cooling fan cavity is arranged in the main box body, a ratchet wheel cavity positioned at the upper side of the radiating fan cavity is arranged in the main box body, the right end wall of the ratchet wheel cavity is communicated with a ratchet wheel sliding cavity, the upper end wall and the lower end wall of the cooling fan cavity are connected with a lifting shaft which extends upwards into the ratchet wheel cavity and downwards into the lifting sleeve cavity in a rotating fit manner, the lifting shaft is connected with a lifting plate positioned in the cavity of the heat radiation fan in a threaded fit manner, the left end wall of the lifting plate is connected with a fan shaft in a rotating fit manner, the fan shaft is fixedly connected with a radiating fan on the left side, and the fan shaft is also fixedly connected with a fan gear located in the radiating fan cavity.
On the basis of the technical scheme, a motor positioned on the right side of the heat dissipation belt wheel cavity is arranged in the main box body, the left end face of the motor is fixedly connected with a driving shaft which penetrates through the heat dissipation belt wheel cavity and the lifting belt wheel cavity leftwards and extends into the lower heat dissipation gear cavity leftwards, a first belt wheel positioned in the heat dissipation belt wheel cavity is fixedly connected to the driving shaft, a second belt wheel positioned in the lifting belt wheel cavity is fixedly connected to the driving shaft, a lower heat dissipation gear positioned in the lower heat dissipation gear cavity is fixedly connected to the driving shaft, the lower heat dissipation gear is meshed with the fan gear, a heat dissipation auxiliary shaft which extends into the heat dissipation belt wheel cavity rightwards and extends into the upper heat dissipation gear cavity leftwards is connected to the left end wall of the heat dissipation belt wheel cavity in a rotating fit manner, the heat dissipation auxiliary shaft is positioned on the upper side of the heat dissipation fan cavity, and a third belt, and a heat dissipation conveying belt is connected between the third belt wheel and the first belt wheel in a power fit manner, and an upper heat dissipation gear positioned in the upper heat dissipation gear cavity is fixedly connected to the heat dissipation auxiliary shaft.
On the basis of the technical scheme, a lifting sleeve located in the lifting sleeve cavity is connected to the lifting shaft in a spline fit mode, a lifting sleeve inner cavity with an upward opening is arranged in the lifting sleeve, a sleeve bevel gear is fixedly connected to the outer end face of the lifting sleeve inner cavity, a lifting disc is connected to the lower end face of the lifting sleeve inner cavity in a rotating fit mode, and a lifting spring is fixedly connected between the lower end face of the lifting disc and the lower end wall of the lifting sleeve cavity.
On the basis of the technical scheme, a second belt wheel positioned in the lifting belt wheel cavity is fixedly connected to the driving shaft, a middle shaft which extends rightwards into the lifting belt wheel cavity and leftwards into the bevel gear cavity is connected to the left end wall of the lifting belt wheel cavity in a rotating fit manner, a fourth belt wheel positioned in the lifting belt wheel cavity is fixedly connected to the middle shaft, a lifting conveying belt is connected between the fourth belt wheel and the second belt wheel in a power fit manner, a lifting bevel gear shaft which extends backwards into the bevel gear cavity and forwards into the lifting bevel gear cavity is connected to the front end wall of the bevel gear cavity in a rotating fit manner, a lifting bevel gear positioned in the lifting bevel gear cavity is fixedly connected to the lifting bevel gear shaft, an auxiliary bevel gear positioned in the bevel gear cavity is also fixedly connected to the lifting bevel gear shaft, and a middle shaft bevel gear positioned in the bevel gear cavity is fixedly connected to the, the intermediate shaft bevel gear is meshed with the auxiliary bevel gear.
On the basis of the technical scheme, the lifting pulley cavity right end wall is communicated with a tensioning block cavity, a tensioning block is connected in the tensioning block cavity in a sliding fit mode, the tensioning block right end face and a tensioning block spring are fixedly connected between the tensioning block cavity right end walls, the lifting pulley cavity left end wall is communicated with a tensioning block groove corresponding to the tensioning block cavity, the tensioning block part is located in the tensioning block groove, the tensioning block right end face is also fixedly connected with a tensioning block pull rope, and the other end of the tensioning block pull rope is fixedly connected with the lower end face of the limiting push plate.
On the basis of the technical scheme, a ratchet sliding block is connected in the ratchet sliding cavity in a sliding fit manner, a ratchet cavity with a leftward opening is arranged in the ratchet sliding block, a ratchet connecting rod is fixedly connected between the upper end wall and the lower end wall of the ratchet cavity, a part of ratchet which is positioned in the ratchet cavity is connected on the ratchet connecting rod in a rotating fit manner, the upper end face of the lifting shaft is fixedly connected with a torsion spring of which the other end is fixedly connected with the main box body, and a ratchet spring is fixedly connected between the right end face of the ratchet sliding block and the right end wall of the ratchet sliding cavity.
On the basis of the technical scheme, the lower side of the induction piston cavity is provided with a guide rail, the guide rail is connected with the lower end wall in a sliding fit mode, the lower end surface of the guide rail is fixedly connected with the lower end wall of the guide rail, the lower end surface of the guide rail is fixedly connected with the lower end surface of the lifting disc, the inner side of the induction piston cavity is connected in a sliding fit mode, the left side of the guide rail is provided with a guide rail, the right end surface of the guide rail is fixedly connected with the guide rail, and the other end of.
The invention has the beneficial effects that: dispel the heat for the work piece at the numerically controlled fraise machine during operation through setting up radiator fan, and when the headstock is overheated, remove radiator fan to the headstock and dispel the heat for it, effectively dispel the heat to the numerical controlled fraise machine's in work workstation and headstock, the life of main shaft has been increased and the machining precision is improved, simultaneously respond to headstock temperature variation through gaseous expend with heat and contract with cold principle, thereby make radiator fan can dispel the heat for the headstock automatically, the degree of automation of device has been improved, and make the working process safe more effective.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of an automatic heat dissipation device for a workbench and a spindle box of a numerically controlled milling machine according to the present invention.
Fig. 2 is a schematic view of the structure a-a in fig. 1.
FIG. 3 is a schematic diagram of B-B in FIG. 1.
Fig. 4 is an enlarged schematic view of C in fig. 1.
Fig. 5 is an enlarged schematic view of D in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to the accompanying drawings 1-5, the automatic heat dissipation device for the workbench and the spindle box of the numerical control milling machine comprises a main box body 10, a heat dissipation fan cavity 19 with a leftward opening is arranged in the main box body 10, a heat dissipation pulley cavity 12 positioned on the right side of the heat dissipation fan cavity 19 is arranged in the main box body 10, an upper heat dissipation gear cavity 21 is arranged on the upper end wall of the heat dissipation fan cavity 19 in a communicating manner, a lower heat dissipation gear cavity 14 is arranged on the lower end wall of the heat dissipation fan cavity 19 in a communicating manner, a limiting main cavity 25 is arranged between the heat dissipation fan cavity 19 and the heat dissipation pulley cavity 12, limiting auxiliary cavities 24 are arranged on the limiting main cavity 25 in a vertically symmetrical communicating manner, the left end wall of the limiting auxiliary cavity 24 is communicated with the right end wall of the heat dissipation fan cavity 19, a limiting push plate 26 partially positioned in the limiting auxiliary cavity 24 is fixedly connected to the left end wall of the limiting main cavity 25, and a friction plate 27 is fixedly connected between the right, a lifting sleeve cavity 38 is arranged on the lower side of the heat dissipation fan cavity 19, the lower end wall of the lifting sleeve cavity 38 is communicated with one another, a bevel gear cavity 47 is arranged on the rear side of the lifting bevel gear cavity 32, a lifting belt wheel cavity 43 extending forwards is arranged on the right side of the bevel gear cavity 47, an induction piston cavity 69 positioned on the upper side of the heat dissipation fan cavity 19 is arranged in the main box body 10, a ratchet wheel cavity 55 positioned on the upper side of the heat dissipation fan cavity 19 is arranged in the main box body 10, a ratchet wheel sliding cavity 64 is communicated with the right end wall of the ratchet wheel cavity 55, a lifting shaft 36 extending upwards into the ratchet wheel cavity 55 and downwards into the lifting sleeve cavity 38 is connected between the upper end wall and the lower end wall of the heat dissipation fan cavity 19 in a rotating fit mode, a lifting plate 29 positioned in the heat dissipation fan cavity 19 is connected to the lifting shaft 36 in a threaded fit mode, a fan shaft 18 is connected to the left end wall of the lifting plate 29 in a rotating fit mode, the fan shaft 18 is also fixedly connected with a fan gear 16 positioned in the heat dissipation fan cavity 19.
In addition, in one embodiment, a motor 31 located on the right side of the heat dissipation pulley cavity 12 is disposed in the main box 10, a left end surface of the motor 31 is fixedly connected with a driving shaft 13 which penetrates through the heat dissipation pulley cavity 12 and the lifting pulley cavity 43 leftward and extends into the lower heat dissipation gear cavity 14 leftward, a first pulley 11 located in the heat dissipation pulley cavity 12 is fixedly connected to the driving shaft 13, a second pulley 44 located in the lifting pulley cavity 43 is fixedly connected to the driving shaft 13, a lower heat dissipation gear 15 located in the lower heat dissipation gear cavity 14 is fixedly connected to the driving shaft 13, the lower heat dissipation gear 15 is engaged with the fan gear 16, a left end wall of the heat dissipation pulley cavity 12 is connected with a heat dissipation auxiliary shaft 22 which extends rightward into the heat dissipation pulley cavity 12 and leftward into the upper heat dissipation gear cavity 21 in a rotating fit manner, the heat dissipation auxiliary shaft 22 is located on the upper side of the heat dissipation fan cavity 19, a third belt wheel 23 located in the heat dissipation belt wheel cavity 12 is fixedly connected to the heat dissipation auxiliary shaft 22, a heat dissipation conveying belt 28 is connected between the third belt wheel 23 and the first belt wheel 11 in a power fit mode, and an upper heat dissipation gear 20 located in the upper heat dissipation gear cavity 21 is fixedly connected to the heat dissipation auxiliary shaft 22.
In addition, in one embodiment, a lifting sleeve 37 located in the lifting sleeve cavity 38 is connected to the lifting shaft 36 in a spline fit manner, a lifting sleeve cavity 39 with an upward opening is formed in the lifting sleeve 37, a sleeve bevel gear 35 is fixedly connected to the outer end face of the lifting sleeve cavity 39, a lifting disc 40 is connected to the lower end face of the lifting sleeve cavity 39 in a rotating fit manner, and a lifting spring 41 is fixedly connected between the lower end face of the lifting disc 40 and the lower end wall of the lifting sleeve cavity 38.
In addition, in one embodiment, the driving shaft 13 is fixedly connected with a second pulley 44 located in the lifting pulley cavity 43, the left end wall of the lifting pulley cavity 43 is connected with an intermediate shaft 49 extending rightward into the lifting pulley cavity 43 and extending leftward into the bevel gear cavity 47 in a rotating fit manner, the intermediate shaft 49 is fixedly connected with a fourth pulley 50 located in the lifting pulley cavity 43, a lifting transmission belt 54 is connected between the fourth pulley 50 and the second pulley 44 in a power fit manner, the front end wall of the bevel gear cavity 47 is connected with a lifting bevel gear shaft 34 extending backward into the bevel gear cavity 47 and extending forward into the lifting bevel gear cavity 32 in a rotating fit manner, the lifting bevel gear shaft 34 is fixedly connected with a lifting bevel gear 33 located in the lifting bevel gear cavity 32, and the lifting bevel gear shaft 34 is further fixedly connected with a secondary bevel gear 46 located in the bevel gear cavity 47, the intermediate shaft 49 is fixedly connected with an intermediate shaft bevel gear 48 positioned in the bevel gear cavity 47, and the intermediate shaft bevel gear 48 is meshed with the auxiliary bevel gear 46.
In addition, in an embodiment, the right end wall of the lifting pulley cavity 43 is communicated with a tensioning block cavity 51, a tensioning block 53 is connected in the tensioning block cavity 51 in a sliding fit manner, a tensioning block spring 52 is fixedly connected between the right end surface of the tensioning block 53 and the right end wall of the tensioning block cavity 51, a tensioning block groove 45 corresponding to the tensioning block cavity 51 is arranged in the left end wall of the lifting pulley cavity 43 in a communicating manner, the tensioning block 53 is partially located in the tensioning block groove 45, a tensioning block pull rope 30 is fixedly connected to the right end surface of the tensioning block 53, and the other end of the tensioning block pull rope 30 is fixedly connected with the lower end surface of the limiting push plate 26.
In addition, in one embodiment, a ratchet sliding block 61 is connected in the ratchet sliding cavity 64 in a sliding fit manner, a ratchet cavity 60 with a leftward opening is arranged in the ratchet sliding block 61, a ratchet connecting rod 59 is fixedly connected between the upper end wall and the lower end wall of the ratchet cavity 60, a ratchet 58 partially positioned in the ratchet cavity 55 is connected in the ratchet connecting rod 59 in a rotating fit manner, a torsion spring 56 with the other end fixedly connected with the main box 10 is fixedly connected to the upper end surface of the lifting shaft 36, and a ratchet spring 62 is fixedly connected between the right end surface of the ratchet sliding block 61 and the right end wall of the ratchet sliding cavity 64.
In addition, in one embodiment, a 70 is arranged on the lower side of the sensing piston cavity 69, a 71 is connected in a sliding fit manner in the 70, a 66 is fixedly connected between the lower end surface of the 71 and the lower end wall of the 70, a 65 is further fixedly connected to the lower end surface of the 71, the other end of the 65 is fixedly connected to the lower end surface of the lifting disk 40, a 68 is connected in the sensing piston cavity 69 in a sliding fit manner, a 67 is arranged on the left side of the 68, a 63 is further fixedly connected to the right end surface of the 68, and the other end of the 63 is fixedly connected to the right end surface.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
As shown in fig. 1-5, when the apparatus of the present invention is in an initial state, the whole apparatus is fixed on one side of the main spindle box of the numerically controlled milling machine, the cooling fan is first aligned with the worktable to cool the workpiece and the milling cutter during milling of the numerically controlled milling machine, at this time, the heat generated from the main spindle box just starts to work is not much, the sensing piston cavity 69 is heated at 67 but not enough to push 68, 63 and 65 to be in a tightened state, the tightening block pull rope 30 is in a loosened state, the lifting spring 41, the tightening block spring 52, the torsion springs 56 and 66 are all in a loosened state, the ratchet spring 62 is in a compressed state, the ratchets 58 and 57 are not abutted, the tightening block 53 is partially positioned in the tightening block groove 45 to enable the lifting conveyor belt 54 to be tensioned and normally run, the bevel sleeve gear 35 is not engaged with the lifting bevel gear 33, the lifting plate 29 is at the lowest end of the stroke, the fan gear 16 is meshed with the lower heat dissipation gear 15;
sequence of mechanical actions of the whole device:
when the working is started, the motor 31 drives the driving shaft 13 to rotate, the driving shaft 13 rotates to drive the fan shaft 18 to rotate through the lower heat dissipation gear 15 and the fan gear 16, the fan shaft 18 rotates to drive the heat dissipation fan 17 to rotate, so that heat dissipation is performed on a workpiece and a milling cutter on a working table, the driving shaft 13 rotates and simultaneously drives the heat dissipation auxiliary shaft 22 to rotate through the first belt wheel 11, the heat dissipation conveying belt 28 and the third belt wheel 23, the heat dissipation auxiliary shaft 22 rotates and drives the upper heat dissipation gear 20 to rotate, the driving shaft 13 rotates and simultaneously drives the intermediate shaft 49 to rotate through the second belt wheel 44, the fourth belt wheel 50 and the lifting conveying belt 54, the intermediate shaft 49 rotates and drives the lifting bevel gear shaft 34 to rotate through the intermediate shaft bevel gear 48 and the auxiliary bevel gear 46.
When the temperature in the spindle box rises and rises to a certain degree, 67 is expanded by heat to push 68 to move rightwards and 63 to be relaxed, the ratchet slide block 61 moves leftwards under the thrust of the ratchet spring 62 so as to enable the ratchets 58 and 57 to abut against each other, and when 68 moves rightwards to the upper side of 71, 71 moves upwards under the action of 68 magnetic attraction force and overcomes the pull force of 66 so as to pull 65, the lifting disk 40 moves downwards under the action of 65 pull force and overcomes the thrust of the lifting spring 41 so as to drive the lifting sleeve 37 and the sleeve bevel gear 35 to move downwards, the sleeve bevel gear 35 moves downwards and is engaged with the lifting bevel gear 33, the lifting bevel gear 33 rotates to drive the lifting shaft 36 to rotate through the sleeve bevel gear 35 and the lifting sleeve 37, the torsion spring 56 starts to accumulate force, the lifting shaft 36 cannot rotate reversely under the ratchet 58 and 57, the lifting shaft 36 rotates to enable the lifting plate 29 to move upwards so as to, therefore, the heat dissipation fan 17 moves upwards to one side of the spindle box to dissipate heat of the spindle box, when the heat dissipation fan 17 moves upwards, the limiting push plate 26 is pushed to move upwards, the limiting push plate 26 moves upwards to drive the tensioning block pull rope 30 to be tensioned, the tensioning block 53 overcomes the thrust action of the tensioning block spring 52 to move rightwards under the tension action of the tensioning block pull rope 30, so that the lifting conveyor belt 54 is loosened and cannot work, and finally the limiting push plate 26 stops moving to reach the top end of the stroke.
When the temperature in the headstock is reduced after the headstock dissipates heat for a certain time, 67 is heated to be reduced and contracted, 68 moves leftwards to reset and pulls 63 under the action of air pressure thrust, the ratchet slide block 61 moves rightwards under the action of 63 tension and overcomes the thrust of the ratchet spring 62, the ratchets 58 and 57 are not abutted, the lifting shaft 36 rotates reversely under the action of the torsion spring 56 so as to enable the lifting plate 29 to move downwards to reset, the limit push plate 26 cannot fall down immediately due to the friction force of the friction plate 27 when the lifting plate 29 moves downwards, the limit push plate 26 is pushed to move downwards to reset after the lifting plate 29 moves downwards for a certain distance, the tensioning block pull rope 30 is loosened, the tensioning block 53 moves leftwards to reset under the thrust of the tensioning block spring 52, 71 moves downwards to reset under the action of 66 tension when 68 is reset, and the lifting disc 40 resets under the thrust of the lifting spring 41 so that the sleeve bevel gear 35.
The invention has the beneficial effects that: dispel the heat for the work piece at the numerically controlled fraise machine during operation through setting up radiator fan, and when the headstock is overheated, remove radiator fan to the headstock and dispel the heat for it, effectively dispel the heat to the numerical controlled fraise machine's in work workstation and headstock, the life of main shaft has been increased and the machining precision is improved, simultaneously respond to headstock temperature variation through gaseous expend with heat and contract with cold principle, thereby make radiator fan can dispel the heat for the headstock automatically, the degree of automation of device has been improved, and make the working process safe more effective.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an automatic heat abstractor of numerically controlled fraise machine workstation and headstock, includes the main tank body, its characterized in that: a heat dissipation fan cavity with a leftward opening is arranged in the main box body, a heat dissipation pulley cavity positioned on the right side of the heat dissipation fan cavity is arranged in the main box body, an upper heat dissipation gear cavity is communicated with and arranged on the upper end wall of the heat dissipation fan cavity, a lower heat dissipation gear cavity is communicated with and arranged on the lower end wall of the heat dissipation fan cavity, a limiting main cavity is arranged between the heat dissipation fan cavity and the heat dissipation pulley cavity, limiting auxiliary cavities are symmetrically communicated with and arranged on the limiting main cavity in an up-and-down mode, the left end wall of each limiting auxiliary cavity is communicated with and arranged on the right end wall of the heat dissipation fan cavity, a limiting push plate with a part positioned in the limiting auxiliary cavity is fixedly connected with the left end wall of the limiting main cavity, a friction plate is fixedly connected between the right end surface of the limiting push plate and the right end wall of the limiting main cavity, a lifting sleeve cavity is arranged on the lower, bevel gear chamber right side is equipped with the lift pulley chamber that extends forward, be equipped with the induction piston chamber that is located radiator fan chamber upside in the main tank body, be equipped with the ratchet chamber that is located radiator fan chamber upside in the main tank body, ratchet chamber right side wall intercommunication is equipped with the ratchet and slides the chamber, the end wall normal running fit is connected with upwards extending to between the radiator fan chamber upper and lower end wall ratchet intracavity and downwardly extending extremely the lift axle of lift sleeve intracavity, the epaxial screw-thread fit of lift is connected with and is located the lifter plate of radiator fan intracavity, lifter plate left end wall normal running fit is connected with the fan shaft, fan shaft left side fixedly connected with radiator fan, the epaxial fixedly connected with that goes back of fan is located the fan gear of radiator fan intracavity.
2. The automatic heat dissipation device for the workbench and the spindle box of the numerical control milling machine according to claim 1, wherein: a motor positioned on the right side of the heat dissipation belt wheel cavity is arranged in the main box body, the left end face of the motor is fixedly connected with a driving shaft which penetrates through the heat dissipation belt wheel cavity and the lifting belt wheel cavity leftwards and extends into the lower heat dissipation gear cavity leftwards, a first belt wheel positioned in the heat dissipation belt wheel cavity is fixedly connected to the driving shaft, a second belt wheel positioned in the lifting belt wheel cavity is fixedly connected to the driving shaft, a lower heat dissipation gear positioned in the lower heat dissipation gear cavity is fixedly connected to the driving shaft, the lower heat dissipation gear is meshed with the fan gear, a heat dissipation auxiliary shaft which extends into the heat dissipation belt wheel cavity rightwards and extends into the upper heat dissipation gear cavity leftwards is connected to the left end wall of the heat dissipation belt wheel cavity in a rotating fit manner, the heat dissipation auxiliary shaft is positioned on the upper side of the heat dissipation fan cavity, and a third belt wheel, and a heat dissipation conveying belt is connected between the third belt wheel and the first belt wheel in a power fit manner, and an upper heat dissipation gear positioned in the upper heat dissipation gear cavity is fixedly connected to the heat dissipation auxiliary shaft.
3. The automatic heat dissipation device for the workbench and the spindle box of the numerical control milling machine according to claim 1, wherein: the lifting shaft is connected with a lifting sleeve in a spline fit mode, the lifting sleeve is located in the lifting sleeve cavity, a lifting sleeve inner cavity with an upward opening is formed in the lifting sleeve, a sleeve bevel gear is fixedly connected to the outer end face of the lifting sleeve inner cavity, a lifting disc is connected to the lower end face of the lifting sleeve inner cavity in a rotating fit mode, and a lifting spring is fixedly connected between the lower end face of the lifting disc and the lower end wall of the lifting sleeve cavity.
4. The automatic heat dissipation device for the workbench and the spindle box of the numerical control milling machine as claimed in claim 2, wherein: the driving shaft is fixedly connected with a second belt wheel positioned in the lifting belt wheel cavity, the left end wall of the lifting belt wheel cavity is connected with an intermediate shaft which extends rightwards into the lifting belt wheel cavity and leftwards into the bevel gear cavity in a rotating fit manner, the intermediate shaft is fixedly connected with a fourth belt wheel positioned in the lifting belt wheel cavity, a lifting conveying belt is connected between the fourth belt wheel and the second belt wheel in a power fit manner, the front end wall of the bevel gear cavity is connected with a lifting bevel gear shaft which extends backwards into the bevel gear cavity and forwards into the lifting bevel gear cavity in a rotating fit manner, the lifting bevel gear shaft is fixedly connected with a lifting bevel gear positioned in the lifting bevel gear cavity, the lifting bevel gear shaft is also fixedly connected with an auxiliary bevel gear positioned in the bevel gear cavity, and the intermediate shaft is fixedly connected with an intermediate bevel gear positioned in the bevel gear cavity, the intermediate shaft bevel gear is meshed with the auxiliary bevel gear.
5. The automatic heat dissipation device for the workbench and the spindle box of the numerical control milling machine according to claim 1, wherein: the lifting pulley cavity right-hand member wall intercommunication is equipped with the piece chamber of tightening, it is connected with the piece of tightening to tighten a piece intracavity sliding fit, tighten a piece right-hand member face with tighten a piece spring of fixedly connected with between the piece chamber right-hand member wall, lifting pulley cavity left end wall intercommunication be equipped with tighten the piece groove that the piece chamber corresponds, it is located to tighten a piece part the piece inslot, tighten a piece right-hand member face still fixedly connected with and tighten a piece stay cord, tighten a piece stay cord the other end with terminal surface fixed connection under the spacing push pedal.
6. The automatic heat dissipation device for the workbench and the spindle box of the numerical control milling machine according to claim 1, wherein: the ratchet slide block is connected with a ratchet slide block in a sliding fit mode, a ratchet cavity with a leftward opening is arranged in the ratchet slide block, a ratchet connecting rod is fixedly connected between the upper end wall and the lower end wall of the ratchet cavity, a part of ratchet located in the ratchet cavity is connected with the ratchet connecting rod in a rotating fit mode, the upper end face of the lifting shaft is fixedly connected with a torsion spring, the other end of the torsion spring is fixedly connected with the main box body, and a ratchet spring is fixedly connected between the right end face of the ratchet slide block and the right end wall of the ratchet slide cavity.
7. The automatic heat dissipation device for the workbench and the spindle box of the numerical control milling machine according to claim 1, wherein: the lower side of the induction piston cavity is provided with a guide rail, the guide rail is connected with the lower end wall through sliding fit, the lower end surface of the guide rail is fixedly connected with the lower end wall of the guide rail, the lower end surface of the guide rail is fixedly connected with the lower end surface of the lifting disc, the other end of the guide rail is fixedly connected with the lower end surface of the lifting disc through sliding fit, the left side of the guide rail is provided with a guide rail, the right end surface of the guide rail is fixedly connected with the right end surface of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010979079.2A CN112045493A (en) | 2020-09-17 | 2020-09-17 | Automatic heat abstractor of numerically controlled fraise machine workstation and headstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010979079.2A CN112045493A (en) | 2020-09-17 | 2020-09-17 | Automatic heat abstractor of numerically controlled fraise machine workstation and headstock |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618486A (en) * | 2021-09-13 | 2021-11-09 | 衢州学院 | Machine tool assembly heat dissipation device |
| CN113858236A (en) * | 2021-09-18 | 2021-12-31 | 中铁建设集团有限公司 | Robot mobile control case based on photovoltaic power generation |
-
2020
- 2020-09-17 CN CN202010979079.2A patent/CN112045493A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618486A (en) * | 2021-09-13 | 2021-11-09 | 衢州学院 | Machine tool assembly heat dissipation device |
| CN113858236A (en) * | 2021-09-18 | 2021-12-31 | 中铁建设集团有限公司 | Robot mobile control case based on photovoltaic power generation |
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Application publication date: 20201208 |