Crystal ball grinding equipment
Technical field
The utility model belongs to crystal glass workpiece machining equipment field, relates in particular to crystal ball grinding equipment.
Background technology
Along with the raising of technical merit, the equipment of mill crystal ball is that quartzy flour milling machine has been replaced the pure manual operations that original hand-held quartzy workpiece grinds on mill, becomes the capital equipment of present quartzy workpiece processing.The equipment of existing mill crystal ball all is that the crystal ball workpiece is passed through clamps on head; Through the mill on the frame crystal ball workpiece is carried out grinding, mill is driven through power transmission shaft by motor, the corresponding mill of head; Mill is divided into roughing mill, refiner discs and polishing disk again; The function of roughing mill is that quartzy workpiece is roughly ground, and the function of refiner discs is that the quartzy workpiece through corase grind is finish grinded, and the function of polishing disk is that the quartzy workpiece through correct grinding is polished.Add man-hour; Earlier quartzy workpiece is roughly ground; Corase grind has two kinds of modes of operation after accomplishing, and a kind of is the crystal ball workpiece to be unloaded continue processing in the equipment that has refiner discs of packing into then, then the crystal ball workpiece is unloaded after correct grinding is accomplished and continues processing in the equipment that has polishing disk of packing into then; A kind of in addition is to change mill, is about to roughing mill and unloads and change refiner discs successively into and polishing disk carries out grinding.The deficiency that above-mentioned existing equipment and processing mode exist is an inefficiency, especially unloads the crystal ball workpiece or changes the machining accuracy that different mills all can influence quartzy workpiece.
Summary of the invention
The purpose of the utility model is in order to solve the deficiency that above-mentioned existing crystal ball grinding equipment exists, a kind of novel structure to be provided, having corase grind, correct grinding and polishing function simultaneously, the crystal ball grinding equipment that production efficiency and machining accuracy are high.
In order to reach above-mentioned purpose, the technical scheme below the utility model has adopted:
Crystal ball grinding equipment comprises frame and two heads mounted thereto, two line slideways, tooth bar, power transmission shaft and mills, and mill is fixed on the top of power transmission shaft, and power transmission shaft drives the mill rotation and goes up and down; Said two line slideways are set in parallel in frame top, and the parallel and equal frame of two heads is on two line slideways, and the tooth bar on the frame is parallel with line slideway, and two heads move through rack drives straight line on two line slideways; Mill is in two middle between the line slideway; Mill is made up of the upper millstone of grinding function difference and interlock, middle mill and lower millstone; Upper millstone, middle mill and lower millstone are installed in the top of power transmission shaft from top to bottom successively with one heart; The upper millstone diameter is less than middle mill, and middle mill diameter is less than lower millstone.
As preferably, the brilliant work piece holder of a draining only is installed on said each head, two heads and on quartzy work piece holder be the center symmetric arrays all with the mill center of circle.Quartzy work piece holder on general each head of crystal ball grinding equipment all is two rows that are parallel to each other, and on mill, adds man-hour for preventing the monolateral stressed machining accuracy that influences of mill; The brilliant work piece holder of one draining only is installed on each head of present technique scheme; Two heads promptly constitute the brilliant work piece holder of two drainings that are parallel to each other, and the reason that does not adopt the brilliant work piece holder of the many drainings of single head is could continue processing when the crystal ball workpiece on the quartzy work piece holder needs to move in opposite directions after machining on the mill.The crystal ball workpiece machining accuracy that quartzy work piece holder separately moves on it though being installed on the single head, the brilliant work piece holder of transportable two drainings also can realize above-mentioned functions, in case will reduce greatly.
As preferably, all mesh with tooth bar said two heads bottom, and the rack drives head is at the uniform velocity mobile on line slideway.
As preferably, the centre point of said mill also is two mid points between the parallel lines guide rail simultaneously.Be that parts such as line slideway, mill all are rule settings, improved the machining accuracy of quartzy workpiece greatly.
As preferably, said lower millstone is a roughing mill, and middle mill is a refiner discs, and upper millstone is a polishing disk.
By the crystal ball grinding equipment of technique scheme, two heads move through rack drives straight line on two line slideways.Article two, parallel linear guides can improve the accuracy and the degree of balance that head moves, and helps the raising of crystal ball workpiece grinding accuracy.Mill is made up of the upper millstone of grinding function difference and interlock, middle mill and lower millstone; On line slideway, move the up-down with power transmission shaft through two heads; The crystal ball workpiece is accomplished different grindings respectively on request on upper millstone, middle mill and lower millstone, promptly roughly grind, finish grind and polish, and whole corase grind, correct grinding and polishing step are accomplished in an equipment; Need not unload the crystal ball workpiece or change mill, improve the efficient and the machining accuracy of processing greatly.In sum, the advantage of this crystal ball grinding equipment is a novel structure, has the function of corase grind, correct grinding and polishing simultaneously, and production efficiency and machining accuracy height.
Description of drawings
Fig. 1: the structural representation of the utility model embodiment.
The part section structure for amplifying sketch map of Fig. 2: Fig. 1.
The specific embodiment
Below in conjunction with Fig. 1 and Fig. 2 the specific embodiment of the utility model is done a detailed explanation.
Crystal ball grinding equipment as depicted in figs. 1 and 2 comprises frame 1 and two heads mounted thereto 6, two line slideways 8, tooth bar 3, power transmission shaft 2 and mills 5.Mill 5 is fixed on the top of power transmission shaft 2, and power transmission shaft 2 drives mill 5 rotations and up-down.Article two, line slideway 8 is set in parallel in frame 1 top; Parallel and the equal frame of two heads 6 is on two line slideways 8; Tooth bar 3 on the frame 1 is parallel with line slideway 8; Two heads 6 move through tooth bar 3 drives straight line on two line slideways 8, specifically are that all mesh with tooth bar 3 two head 6 bottoms, and it is at the uniform velocity mobile on line slideway 8 that tooth bar 3 drives heads 6.
Mill 5 is in two middle between the line slideway 8, and the centre point of mill 5 also is two mid points between the parallel lines guide rail 8 simultaneously.Mill 5 is made up of upper millstone 53, middle mill 52 and the lower millstone 51 of grinding function difference and interlock, and the flour milling of upper millstone 53, middle mill 52 and lower millstone 51 is all rounded.Upper millstone 53, middle mill 52 and lower millstone 51 are installed in the top of power transmission shaft 2 from top to bottom successively with one heart, and upper millstone 53 diameters are less than middle mill 52, and middle mill 52 diameters are less than lower millstone 51.Only install on each head 6 brilliant 4, two heads 6 of work piece holder of a draining and on quartzy work piece holder 4 be the center symmetric arrays all with mill 5 centers of circle.Quartzy work piece holder on general each head of crystal ball grinding equipment all is two rows that are parallel to each other, and on mill, adds man-hour for preventing the monolateral stressed machining accuracy that influences of mill.The brilliant work piece holder 4 of one draining only is installed on each head 6 of present technique scheme; Two heads 6 promptly constitute the brilliant work piece holder 4 of two drainings that are parallel to each other, and the reason that does not adopt the brilliant work piece holder of the many drainings of single head is could on next mill, continue processing when the crystal ball workpiece on the quartzy work piece holder 4 needs to move in opposite directions after machining on the mill.The crystal ball workpiece machining accuracy that quartzy work piece holder separately moves on it though being installed on the single head, the brilliant work piece holder of transportable two drainings also can realize above-mentioned functions, in case will reduce greatly.
Above-mentioned lower millstone 51 is roughing mills; Middle mill 52 is refiner discs, and upper millstone 53 is polishing disks, and the grinding function of 3 dishes is different; Lower millstone 51 is that the function of roughing mill is that quartzy workpiece is roughly ground; The function that middle mill 52 is a refiner discs is that the quartzy workpiece through corase grind is finish grinded, and upper millstone 53 is that the function of polishing disk is that the quartzy workpiece through correct grinding is polished, and need not to change mill during this equipment use and also need not to unload the crystal ball workpiece; On an equipment, can accomplish corase grind, correct grinding and polishing step, working (machining) efficiency is high.
During use, driven by motor power transmission shaft 2 high speed rotating, 5 rotations of the mill on the power transmission shaft 2 simultaneously are that upper millstone 53, middle mill 52 and lower millstone 51 rotate simultaneously.Two heads 6 are in lower millstone 51 tops, the top of the lower millstone 51 of mill 52 Outboard Sections in promptly exposing, and the crystal ball workpiece is fixed on the head 6 through quartzy work piece holder 4, and 51 pairs of crystal ball workpiece of lower millstone are roughly ground processing.After corase grind machines, power transmission shaft 2 and on mill 5 descend, until with the assigned position of crystal ball workpiece matched.Two heads 6 are through line slideway 8 moving inward in opposite directions, mill 52 tops in quartzy work piece holder 4 is in, and the top of promptly exposing the middle mill 52 of upper millstone 53 Outboard Sections, 52 pairs of crystal ball workpiece through corase grind processing of middle mill finish grind processing.After correct grinding machines, power transmission shaft 2 and on mill 5 continue to descend, until with the assigned position of crystal ball workpiece matched.Two heads 6 are in upper millstone 53 tops through line slideway 8 moving inward in opposite directions until quartzy work piece holder 4, and 53 pairs of crystal ball workpiece through correct grinding processing of upper millstone polish processing.Whole crystal ball workpiece promptly machined after polishing was accomplished, and unloaded the crystal ball workpiece, the top of lower millstone 51 when two heads 6 outwards move back to corase grind processing simultaneously, and power transmission shaft 2 rises simultaneously, waits for next operation, successively circulation.
Lower millstone 51 in the foregoing description also can be a polishing disk; Upper millstone 53 also can be a roughing mill; As long as in upper millstone 53, middle mill 52 and the lower millstone 51 one is roughing mill, one is that refiner discs, one are polishing disks, and the position of concrete correspondence can be adjusted arbitrarily.