Special cutting device of numerical control lathe bearing
The utility model relates to a numerical control lathe field, concretely relates to special cutting device of numerical control lathe bearing puts.
In the bearing industry, bearing rings are the most used workpieces. The general machine tool is mostly used for processing bearing rings in a single piece, and the company produces a special numerical control lathe cutting device for bearings. The pipe material processing can be more convenient and efficient, and automation and multifunctional machine tools are also the industry development trend.
In the prior art, a single ferrule is manually fed into a chuck of a machine tool to be clamped, a cutting tool rest is used for cutting, and then a workpiece is manually taken down. There are disadvantages in that the equipment and manual assistance time are increased, resulting in low working efficiency and high labor intensity.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art and provides an automatic cutting device of a numerical control lathe. The device can realize automatic cutting, and combines the cutting and the cutting of the workpiece to be continuously processed at one time, thereby reducing the labor intensity and improving the production efficiency.
In order to achieve the above object, the utility model provides a following technical scheme:
a special cutting device for a numerical control lathe bearing comprises a lathe bed, a main spindle box arranged at the upper end of the lathe bed and a cutting part which is arranged on the main spindle box through a fixing plate and used for cutting a workpiece;
the cutting-off component comprises a lower guide rail arranged on the surface of the fixed plate and a cutting component arranged above the lower guide rail, and the cutting component is arranged on a lead screw component used for driving the cutting-off component to complete cutting-off and feeding actions;
the screw component comprises a screw sleeve which is arranged on the upper end surface of the lower guide rail in a sliding manner through a screw seat, the upper end of the screw sleeve is provided with an installation area for installing a cutting component, a screw is arranged in the screw sleeve in a matching manner, one end of the screw passes through a bearing seat to be connected with a power assembly which is used for driving the screw to rotate relative to the screw sleeve, and the other end of the screw is rotatably connected with a screw fixing seat arranged on the upper end of the lower guide rail;
the cutting part comprises a cutter platform connected with an upper sliding plate at the top of the nut sleeve through a cutter platform fixing bolt, and a cutting-off cutter used for cutting is installed on the cutter platform through a cutter platform screwdriver.
As a further aspect of the present invention: be equipped with the slide rail set spare that is used for improving cutting part feeding progress between lower guideway and the upper slide, slide rail set spare includes the slide spare that comprises two sliders that set up terminal surface slide under the upper slide and set up at the lower guideway up end, is equipped with linear guide between two upper and lower slides, slide rail set spare is still including setting up the slider clamp plate that is used for sticising the slider in the upper slide outside, fixes a position the slider through the slider clamp plate.
As a further aspect of the present invention: the power assembly comprises a servo motor and a coupler, wherein the servo motor is connected with the upper sliding plate through a motor fixing seat, the coupler is arranged at the output end of the servo motor and is used for being connected with a lead screw in a transmission mode, the end portion of the coupler is provided with a front end cover which is connected with a left lead screw fixing seat through a spacer bush, the other end of the lead screw fixing seat corresponding to the front end cover is further provided with a rear end cover, the front end cover and the rear end cover are arranged to help to prolong the service life of a bearing on the.
As a further aspect of the present invention: be equipped with the displacement subassembly that is used for driving the lower rail and removes along the cutting direction on the fixed plate, the displacement subassembly includes the roof through the bolt fastening at the lower rail left end, it has screw and the cooperation to set up the adjusting screw wherein to run through on the roof, adjusting screw one end is passed through fixing bearing and is connected with fixed plate one end rotation, the adjusting screw other end is equipped with the knob of being convenient for to hand.
As a further aspect of the present invention: the cutting-off component is further provided with a stroke limiting component electrically connected with the lead screw component for limiting the cutting feeding stroke, the stroke limiting component comprises a stroke switch connected to the outer side of the lower guide rail through a support and a limiting plate arranged on the outer side of the upper sliding plate, the limiting plate is arranged along the cutting feeding direction, and two limiting blocks which are relatively applied to limiting the moving stroke of the cutting component with the detection end of the stroke switch are arranged on the limiting plate.
As a further aspect of the present invention: the utility model discloses a cutting tool rest, including last slide, be equipped with the fine setting subassembly that is used for adjusting the straightness that hangs down of cutting off the part upper tool post, fine setting subassembly is including setting up the adjustment fixing base on last slide, and the adjustment fixing base runs through there is the fine setting screw towards the tool post, the fine setting screw is worn to be equipped with in the cooperation in the fine setting screw, fine setting screw one end is equipped with the knob of being convenient for to hand, and the promotion piece that the other end rotation set up.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses improve to current demand, optimized the processing technology of lathe, can also carry out the work piece and cut off the processing after accomplishing material loading, cutting, this has not only improved work efficiency, has alleviateed intensity of labour even more, and greatly reduced manufacturing cost has improved work efficiency, the utility model has the characteristics of compact structure, reasonable in design, sensitive reliable, stable performance, low in labor strength, production efficiency height.
Fig. 1 is a main view of the structure of the present invention.
Fig. 2 is a top view of the structure of the present invention.
Fig. 3 is a schematic structural diagram of the cutting member of the present invention.
Fig. 4 is a structural sectional view of the cutting member of the present invention.
Fig. 5 is a plan view of the cutting member according to the present invention.
Wherein: the cutting device comprises a servo motor 1, a coupler 2, a spacer 3, a front end cover 4, a motor fixing seat 5, an upper sliding plate 6, a nut sleeve 7, a lead screw 8, a cutter table fixing bolt 9, a cutting cutter 10, a nut seat 11, a lower guide rail 12, an adjusting screw 13, a top plate 14, a support 15, an adjusting plate 16, a fixing plate 17, a cutter table 18, a cutter table screw 19, an adjusting fixing seat 20, an adjusting bolt 21, a travel switch 22, a rear end cover 23, a lead screw fixing seat 24, a linear guide rail 25, a slide block 26, a limiting plate 27, a limiting block 28 and a slide block pressing plate 29.
A bed 100, a headstock 200, a cutting member 300, and a cutting tool holder 400.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, in an embodiment of the present invention, a cutting device dedicated for a bearing of a numerically controlled lathe includes a lathe bed 100, and a spindle box 200 and a cutting tool holder 400 disposed at an upper end of the lathe bed, wherein a cutting component 300 for cutting a workpiece is mounted at an upper end of the spindle box 200 through a fixing plate 17;
the cutting component 300 comprises a lower guide rail 12 arranged on the surface of the fixed plate 17 and a cutting component arranged above the lower guide rail, and the cutting component is arranged on a lead screw component used for driving the cutting component to complete cutting and feeding actions;
the lead screw part includes and slides the screw cover 7 that sets up at lower guideway 12 up end through screw seat 11, 7 upper ends of screw cover are equipped with the installing zone that is used for installing cutting member, the cooperation is equipped with lead screw 8 in the screw cover 7, 8 one ends of lead screw are passed the bearing frame and are connected and are used for driving its power pack with screw cover 7 relative pivoted, and the other end rotates with the lead screw fixing base 24 who sets up in lower guideway 12 upper end and is connected, and under power pack's drive, lead screw 8 rotates with screw cover 7 relatively, and under the effect of screw thread, screw cover 7 drives cutting member and slides along lower guideway 12 to the completion cuts off and feeds.
The cutting component comprises a cutter platform 18 connected with the upper sliding plate 6 at the top of the nut sleeve 7 through a cutter platform fixing bolt 9, and a cutting knife 10 for cutting is installed on the cutter platform 18 through a cutter platform screwdriver 19.
In order to improve the precision of cutting off, be equipped with the slide rail set spare that is used for improving cutting member and feeds the progress between lower guideway 12 and the upper slide 6, slide rail set spare includes the slide spare that comprises two sliders 26 that set up terminal surface slide under upper slide 6 and set up at lower guideway 12 up end, is equipped with linear guide 25 between two upper and lower slides, slide rail set spare still includes to set up in the upper slide 16 outside and is used for sticising the slider 29, fixes a position the slider through slider 29, at the direction of cooperation slide 16 and linear guide 25 to make cutting member feed more accurate, help improving cutting accuracy.
The power assembly comprises a servo motor 1 and a coupler 2, wherein the servo motor 1 is connected with an upper sliding plate 6 through a motor fixing seat 5, the coupler 2 is arranged at the output end of the servo motor and is in transmission connection with a lead screw 8, the end part of the coupler 2 is provided with a front end cover 4 which is connected with a lead screw fixing seat on the left through a spacer sleeve 3, the other end of the lead screw fixing seat 24 corresponding to the front end cover 4 is also provided with a rear end cover 23, the front end cover and the rear end cover are provided with a service life which is beneficial to prolonging the service life of a bearing on.
Be equipped with the displacement subassembly that is used for driving lower guideway 12 and removes along cutting direction on the fixed plate 17, the displacement subassembly includes the roof 14 through the bolt fastening at lower guideway 12 left end, it has screw and cooperation to set up adjusting screw 13 wherein to run through on the roof 14, adjusting screw 13 one end is passed through fixing bearing and is connected with fixed plate 17 one end rotation, the adjusting screw 13 other end is equipped with the knob of being convenient for to hand, during the in-service use, drives adjusting screw 13 and roof 14 relative rotation through the knob, and under the effect of screw thread, roof 14 can drive lower guideway 12 and remove at fixed plate 17 up end, just so can adjust the position of whole cutting means 300 at headstock 200 to adjust the benchmark of cutting off.
Cut off and still be equipped with on the part 300 and carry out spacing stroke limiting assembly (shown in fig. 3 and fig. 4) to the cutting feed stroke with lead screw part electric connection, the spacing stroke limiting assembly includes and connects travel switch 22 in the lower guideway 12 outside and sets up the limiting plate 27 in the upper sliding plate 6 outside through support 15, limiting plate 27 arranges along the cutting feed direction, be equipped with on the limiting plate 27 and be used for injecing two stoppers 28 of cutting member removal stroke with travel switch 22 sense terminal is corresponding, when cutting off, lead screw part drives cutting member and removes along lower guideway 12, and when limiting plate 27 on limiting plate 27 is close to and punishs travel switch 22, lead screw part stops feeding work to avoid the problem of overfeeding.
Go up be equipped with on the slide 6 and be used for adjusting the fine setting subassembly (shown in fig. 4) that cuts off the straightness that hangs down of the last sword platform 18 of part, fine setting subassembly is including setting up the adjustment fixing base 20 on last slide 6, and adjustment fixing base 20 runs through there is the fine setting screw towards sword platform 18, fine setting screw 21 is worn to be equipped with in the cooperation in the fine setting screw, fine setting screw 21 one end is equipped with the knob of being convenient for to hand, and the promotion piece that the other end rotated the setting offsets with sword platform 18, through rotatory fine setting screw 21, and then makes the promotion piece of its tip produce the effort to sword platform 18 and make it take place the skew to the realization is adjusted its straightness that hangs down, if (shown in fig. 5) fine setting screw 21 is when finely tuning. When the adjusting bolt 21 on the adjusting fixing seat 20 rotates left and right, the tool pulling and pushing platform 18 will rotate left and right. The four fixing bolts on the tool post 18 are fastened after the fine adjustment of the rotary offset.
The lathe bed 100 is also provided with a hydraulic chuck for fixing a workpiece, a pipe material is placed into the hydraulic chuck by automatic feeding equipment of the numerical control lathe so as to clamp the pipe material, the pipe material is automatically cut and processed by a control system program on the lathe bed 100 after the pipe material is clamped by the cutting tool rest 400, and after the pipe material is cut and processed, a cutting part on the lathe body 100 can accurately cut the workpiece in a processing area to complete the processing, so that the working efficiency is improved, the labor intensity is reduced, the production cost is greatly reduced, and the working efficiency is improved.
The utility model has the characteristics of compact structure, reasonable in design, sensitive reliable, stable performance, low in labor strength, production efficiency height, and then optimized numerical control lathe's processing.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.