CN202180383U - Holohedral symmetry type five-shaft cutter sharpener - Google Patents
Holohedral symmetry type five-shaft cutter sharpener Download PDFInfo
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- CN202180383U CN202180383U CN2011200825203U CN201120082520U CN202180383U CN 202180383 U CN202180383 U CN 202180383U CN 2011200825203 U CN2011200825203 U CN 2011200825203U CN 201120082520 U CN201120082520 U CN 201120082520U CN 202180383 U CN202180383 U CN 202180383U
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- main shaft
- belt wheel
- big belt
- shaft
- emery wheel
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Abstract
The utility model discloses a holohedral symmetry type five-shaft cutter sharpener which comprises a sharpener base (2) and an upright (56), wherein a slide rail (4) is vertically arranged on the vertical surface at the inner side of the upright, a grinding wheel head frame (1) is arranged on the slide track (4), the grinding wheel head frame comprises a torque motor (16) arranged vertically, the lower part of the torque motor is connected with a main shaft (21) which is horizontally arranged through a rotary table bearing, grinding wheels (23) rotating around the axis of the main shaft are symmetrically arranged at two sides of the main shaft, the grinding wheel head frame further comprises a big belt wheel (9) which is arranged at the upper part of the grinding wheel head frame and is driven by main shaft motors (10) to rotate, the big belt wheel is connected with a main shaft belt wheel (20) through a wide synchronous belt (11), the main shaft belt wheel is sleeved in the middle of the main shaft and drives the main shaft to rotate, the main shaft motors are divided into two sets and are symmetrically arranged at the two sides of the big belt wheel, and output shafts of the two sets of main shaft motors are coaxial and are connected with the big belt wheel. As the whole structure of the five-shaft cutter sharpener is symmetrical, the aims of lowering machining error, improving structural stability and facilitating error compensation are realized.
Description
Technical field
The present invention relates to a kind of grinding machine, more particularly, relate to the grinding machine that is mainly used in cutter processing.
Background technology
Grinding machine is the lathe that utilizes grinding tool that surface of the work is carried out grinding, and most grinding machines use the emery wheel of rotation at a high speed to carry out grinding.Problem is, under the prior art, grinding machine adds trade union and produces a large amount of heat, thus make emery wheel, produced thermal deformation by grinding tool, grinding machine bed body and running part, and then influence machining accuracy.
Summary of the invention
The present invention aims to provide a kind of five cutter sharpeners of high-precision processing, through the change bed structure, and is symmetrical set, and reaches the reduction mismachining tolerance, improves structural stability, is convenient to the processing effect of error compensation.Particularly, grinding spindle realizes that ± 360 ° rotate freely, and has improved the manufacturability of processing technology, improves working (machining) efficiency, prolongs lathe service life, reduces mismachining tolerance, is convenient to temperature error compensation, prolongs the service life of machine tool mechanical.
In order to achieve the above object, five cutter sharpeners of holohedral symmetry formula of the present invention comprise grinder base, are positioned at an edge-on column on grinder base.On the inboard facade of column slide rail is set vertically; Said slide rail is provided with along the emery wheel headstock of slide rail action.The said emery wheel headstock comprises the torque motor of vertical setting, and said torque motor bottom connects horizontally disposed main shaft through the turntable bearing, the emery wheel that the bilateral symmetry setting of said main shaft is rotated around said main-shaft axis.The emery wheel headstock also comprises the big belt wheel that is positioned at the top rotation; Said big belt wheel connects the main shaft belt wheel through wide synchronous band, and said main shaft belt wheel is socketed on the middle part of said main shaft and drives said main shaft and rotates; Wherein, be symmetrically arranged with spindle motor at the central shaft two ends of said big belt wheel, the central shaft of two said big belt wheels of said spindle motor driven in synchronism of symmetry rotates.
Under the optimal way, big belt wheel also rotates through the superposed small pulley of being in transmission connection of narrow synchronous band, and said small pulley has connected the rotating shaft of encoder.
In addition, horizontal surface is circular on the grinder base of the present invention, and said column is along 180 crooked degree arcuate structures of said base one lateral edges; The outer cause arc riser of opposite side seals out a cell body that is positioned on the cup dolly; And the height of said riser is less than said column.
In addition, under the optimum way, the workbench on the grinder base is symmetrically arranged with cross slid platform, and sitting on the said slide unit has anchor clamps, thereby makes grinding workpiece to move arbitrarily, has increased the free degree, has enlarged the scope of application of grinding machine processing.
In addition, surround that the riser of said cell body is inboard to be slope, and said riser is positioned at the outside of said base outer rim, seals into said cell body by the closure plate and the base circular surface at slope and arc riser two ends.Five cutter sharpener overall structure symmetries of the present invention, thus mismachining tolerance reduced, improve structural stability, be convenient to error compensation.Specifically; The structure of grinding machine of the present invention adds the emery wheel headstock through the arc column, thereby makes the fixing more firm of emery wheel; Freely walk through the convenient emery wheel of being provided with of guide rail simultaneously as cutter; And utilize vertical torque motor to drive emery wheel and rotate, there is not interference between emery wheel and column and the miscellaneous part, freely turn round thereby reach emery wheel 360 degree; These are provided with the range of work that has all strengthened grinding machine of the present invention, are fit to the processing of multiclass parts.And in design, the present invention will be used to drive the motor that emery wheel rotates and be located at the top, but not the bottom that prior art adopts; Further abdicate processing space for emery wheel; Be fit to emery wheel and freely turn round,, adopt two motors to drive the emery wheel revolution through the band transmission simultaneously in order to increase the power of emery wheel; Make that the power of process medium plain emery wheel is enough big, to satisfy different processing intensity needs.And two motors are symmetrical set and make the stability of grinding machine improve, and the mismachining tolerance that has especially solved heat dissipation problem and produced because of thermal deformation reduces the vibration in the grinding machine processing, is convenient to error compensation, finally reaches the effect of high-precision processing.
At present, also do not see both at home and abroad and can realize that vertical 360 degree of wheelhead rotate freely the grinding machine of realizing grinding, and five cutter sharpeners of the present invention are realized rotating freely of wheelhead through adopting hollow torque motor.Simultaneously, torque motor top is provided with spindle motor with series connection, mirror image symmetrical manner, and the output shaft of two spindle motors rotates in the same way with center band kind of drive drive emery wheel and rotates around center line, thereby reaches full balanced structure, satisfies dynamic characteristic; The symmetrical balance mode makes that also the temperature field is even, is convenient to temperature-compensating, is convenient to remedying of distortion inaccuracy; And being provided with of two spindle motors increased power output, improved grinding efficiency.The grinding spindle transmission realizes ± 360 ° of rotations, thereby improves the manufacturability of processing technology, improves working (machining) efficiency, prolongs lathe service life, reduces mismachining tolerance, is convenient to temperature error compensation, prolongs the service life of machine tool mechanical.
To sum up, five cutter sharpener complete machines of the present invention also have following advantage:
1. circular lathe bed, symmetrical structure is beneficial to because thermal deformation causes the solution of mismachining tolerance.
2. the emery wheel headstock adopts bi-motor, drives symmetry fully, and grinding wheel spindle can revolve three-sixth turn.
3. grinding machine adopts symmetric design, and structural stability is high, and thermal field evenly distributes, and is convenient to compensation.
4. a first leading screw and linear electric motors exchange 5 cutter sharpeners that use.
Description of drawings
Fig. 1 is five cutter sharpener perspective view of holohedral symmetry formula of the present invention;
Fig. 2 is five cutter sharpener masters of holohedral symmetry formula of the present invention TV structure sketch map;
Fig. 3 is five cutter sharpener side-lookings of holohedral symmetry formula of the present invention structural representation;
Fig. 4 is five cutter sharpener plan structure of holohedral symmetry formula of the present invention sketch map;
Fig. 5 is the sectional structure sketch map of five cutter sharpener emery wheels of holohedral symmetry formula of the present invention headstock part.
The specific embodiment
Five cutter sharpeners of holohedral symmetry formula of the present invention shown in Fig. 1-4 comprise grinder base 2, are positioned at an edge-on column 56 on grinder base 2.Among Fig. 1, the top of grinder base 2 is the workbench surface, is provided with cross slid platform 3, and is seated at the anchor clamps that are used for the clamping grinding workpiece on the slide unit 3.Among Fig. 2, on the column 56 inboard facades slide rail 4 is set vertically; Slide rail 4 is provided with the emery wheel headstock 1, and the emery wheel headstock can slide up and down on slide rail 4, and stops at the operating position that needs grinding as required.Specifically, two bearing blocks are installed vertically on the column, string has leading screw between the diaxon bearing; The diaxon bearing is that the leading screw two ends are played a supportive role, and feed screw nut is housed on the leading screw, and feed screw nut is installed on the emery wheel headstock; The leading screw lower end connects servomotor through shaft coupling; Motor rotating band movable wire thick stick rotates, and leading screw rotating band movable wire thick stick nut is done rectilinear motion along leading screw, and feed screw nut drives the wheelhead stand and moves up and down.
As shown in Figure 5, the emery wheel headstock 1 comprises the torque motor 16 of vertical setting.Torque motor 16 bottoms connect horizontally disposed main shaft 21 through the turntable bearing.The sidepiece of main shaft 21 is connected with the emery wheel 23 that rotates around main-shaft axis, and emery wheel can adopt the symmetrically arranged mode of many different emery wheels of group, to satisfy the needs of different grindings.In addition, the emery wheel headstock 1 also comprises and is positioned at the big belt wheel 9 of top by spindle motor 10 driven rotary; Big belt wheel 9 is with 11 to connect main shaft belt wheel 20 through wide synchronously, and main shaft belt wheel 20 is socketed on the middle part of main shaft 21 and drives main shaft 21 and rotates.Under the optimum way, be symmetrically arranged with spindle motor 10 at the central shaft two ends of big belt wheel 9, the central shaft of two said big belt wheels 9 of spindle motor 10 driven in synchronism of symmetry rotates; For example thereby spindle motor 10 rotates for the synchronous central shaft of winding polyphone that is symmetrical set AC permanent-magnet synchronous external rotor motor and two AC permanent-magnet synchronous external rotor motors specifically.Again perhaps; The driving mechanism at central shaft two ends is provided for the host computer of comparison two ends actual position information; When host computer judges that central shaft two ends rotational synchronization deviation exceeds predetermined value; Then host computer sends compensating instruction to the rotation execution unit of two ends central shaft, and the adjustment rotational angle makes the two ends driven in synchronism.
In addition, big belt wheel 9 also rotates with 8 the superposed small pulley 7 that is in transmission connection through narrow synchronously, and said small pulley 7 has connected the rotating shaft of encoder 6.Also show and play the motor plate 12, the motor terminal pad 13 that connect fixation, go up terminal pad 15, first time terminal pad 17, second time terminal pad 18 among Fig. 5.Also show the pole wheel 22 that is used to connect emery wheel and grinding wheel spindle among the figure.The ball axle collar 14 is used for the connection of two parts up and down simultaneously as the bearing of torque motor main shaft among the figure.
The base integral body of grinding machine of the present invention comprises: column, base, servomotor, shaft coupling, leading screw, supporting plate.The bed body of grinding machine is cylindrical, and stressed evenly base is an artificial stone material, damping shock absorption, and good heat resistance, shock absorption is good, Heat stability is good, corrosion resistance is high.
And leading screw and linear electric motors can exchange use, can realize that on a kind of type the exchange of two kinds of type of drive is used, and satisfy requirements of different users; It is high that the linear electric motors type drives precision, cooperates the grating chi to use, and is the full cut-off ring; Accuracy of detection is high, but cost is higher.The leading screw type is lower slightly with respect to linear electric motors type precision, and the no-raster chi be semiclosed loop, but cost is lower.Wherein, the course of work of leading screw type is: servomotor is connected with leading screw through shaft coupling, and servomotor rotating band movable wire thick stick rotates, and leading screw rotates and drives supporting plate (perhaps slide unit) motion.The course of work of linear electric motors type is: the grating chi is a checkout equipment, is installed on the base (perhaps slide unit), and linear electric motors connect the electricity back and drive supporting plate (perhaps slide unit) motion, and supporting plate (perhaps slide unit) drives read head and moves.
The axis of slide unit motion is over against the axis of emery wheel headstock motion, and can realize and the axis conllinear of work spindle, and reach symmetry processing, movement travel is little, good stability.
In addition, emery wheel headstock integral body comprises: encoder, small pulley, narrow synchronous band, big belt wheel, spindle motor, wide synchronous band, torque motor, turntable bearing, main shaft belt wheel, main shaft.
The course of work of grinding machine of the present invention is:
1. two spindle motors are series connection, and it is easier to control, and adopts a controller, and cost is lower.
2. encoder is a checkout gear; Be installed in the upper end of spindle motor shell, big belt wheel directly is fixed on the motor shaft, and the small pulley indirect securement is on coder shaft; Connect through narrow synchronous band between big belt wheel and the small pulley; Link to each other through key between two spindle motors, rotate synchronously through series connection control, the rotation back drives encoder through narrow synchronous band and rotates.
3. the main shaft belt wheel is fixed on the main shaft, connects through wide synchronous band between big belt wheel and the main shaft belt wheel, and spindle motor rotates the drive main shaft and rotates.
4. the main shaft two ends are equipped with pole wheel, are fixed with emery wheel on the pole wheel, and main shaft rotates, and emery wheel begins grinding knife tool.
5. torque motor drives main shaft through the turntable bearing and accomplishes 360 degree rotations.The emery wheel headstock moves up and down through leading screw, and in the motion process, main shaft all can be accomplished 360 degree rotations, interference can not occur.
6. big belt wheel is installed on the axle of two spindle motors, and two spindle motors must be synchronously.
7. wide synchronous band passes from the torque motor center.
8. the emery wheel headstock is installed on the column through slide rail, and moves up and down through servomotor drive leading screw.The combination (perhaps slide rail and linear electric motors) of cross slid platform through slide rail and motor-leading screw drives carries out rectilinear motion.Work spindle is installed on the supporting plate, adopts symmetric design, can realize that the work spindle axis is over against emery wheel headstock axis.
In addition, like Fig. 1 and shown in Figure 4, the cutter sharpener of circular lathe bed, the last horizontal surface of base 2 are circular.Upright radian is arranged is the arc column 56 of 180 degree along a lateral edges on the base 2; The outer cause arc riser of opposite side seals out a cell body 63 that is positioned on the cup dolly; And the height of riser is less than column.Wherein, the riser inboard that surrounds cell body 63 is slope 65, and riser is positioned at the outside of 6 base outer rims.Among Fig. 2, the closure plate 66 and the base circular surface at slope 65 and arc riser two ends seal into cell body 63.The effect of cell body 63 is used to hold cooling medium.
The above; Be merely the preferable specific embodiment of the present invention; But protection scope of the present invention is not limited thereto; Any technical staff who is familiar with the present technique field is equal to replacement or change according to technical scheme of the present invention and inventive concept thereof in the technical scope that the present invention discloses, all should be encompassed within protection scope of the present invention.
Claims (2)
1. five cutter sharpeners of a holohedral symmetry formula comprise grinder base (2), are positioned at an edge-on column (56) on grinder base (2), it is characterized in that, on the inboard facade of said column (56) slide rail (4) are set vertically; Said slide rail (4) is provided with along the emery wheel headstock (1) of slide rail action;
The said emery wheel headstock (1) comprises the torque motor (16) of vertical setting, and said torque motor (16) bottom connects horizontally disposed main shaft (21) through the turntable bearing, the emery wheel (23) that the bilateral symmetry setting of said main shaft (21) is rotated around said main-shaft axis;
The said emery wheel headstock (1) also comprises the big belt wheel (9) that is positioned at the top rotation; Said big belt wheel (9) connects main shaft belt wheel (20) through wide synchronous band (11), and said main shaft belt wheel (20) is socketed on the middle part of said main shaft (21) and drives said main shaft (21) and rotates; Wherein, be symmetrically arranged with spindle motor (10) at the central shaft two ends of said big belt wheel (9), the central shaft of two said spindle motors (10) said big belt wheels of driven in synchronism (9) of symmetry rotates.
2. according to five cutter sharpeners of the said holohedral symmetry formula of claim 1, it is characterized in that said big belt wheel (9) also rotates through the superposed small pulley (7) that is in transmission connection of narrow synchronous band (8), said small pulley (7) has connected the rotating shaft of encoder (6).
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200825203U CN202180383U (en) | 2011-03-25 | 2011-03-25 | Holohedral symmetry type five-shaft cutter sharpener |
| DE112011105096.8T DE112011105096T5 (en) | 2011-03-25 | 2011-08-28 | Fully symmetric 5-axis grinder and grinding wheel head holder for these |
| PCT/CN2011/079026 WO2012129888A1 (en) | 2011-03-25 | 2011-08-28 | Fully symmetric 5-axis tool grinder and grinding wheel headstock thereof |
| JP2014500231A JP2014508654A (en) | 2011-03-25 | 2011-08-28 | Fully symmetric five-axis tool grinder and its grinding wheel headstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200825203U CN202180383U (en) | 2011-03-25 | 2011-03-25 | Holohedral symmetry type five-shaft cutter sharpener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202180383U true CN202180383U (en) | 2012-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200825203U Expired - Lifetime CN202180383U (en) | 2011-03-25 | 2011-03-25 | Holohedral symmetry type five-shaft cutter sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202180383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689239A (en) * | 2011-03-25 | 2012-09-26 | 大连科德数控有限公司 | Full-symmetrical type five-axis cutter sharpener |
-
2011
- 2011-03-25 CN CN2011200825203U patent/CN202180383U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689239A (en) * | 2011-03-25 | 2012-09-26 | 大连科德数控有限公司 | Full-symmetrical type five-axis cutter sharpener |
| CN102689239B (en) * | 2011-03-25 | 2016-08-03 | 科德数控股份有限公司 | Full-symmetrical type five-axis cutter sharpener |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 116600 No. 8, the Yellow Sea street, Dalian economic and Technological Development Zone, Liaoning Patentee after: Dalian Guangyang Science & Technology Engineering Co., Ltd. Address before: 116000 No. 6, Longquan street, Dalian economic and Technological Development Zone, Liaoning Patentee before: Dalian Kede CNC Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120404 |
|
| CX01 | Expiry of patent term |