CN102729115A - High-precision crystal multi-faceted full-automatic grinder - Google Patents
High-precision crystal multi-faceted full-automatic grinder Download PDFInfo
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- CN102729115A CN102729115A CN2011100891021A CN201110089102A CN102729115A CN 102729115 A CN102729115 A CN 102729115A CN 2011100891021 A CN2011100891021 A CN 2011100891021A CN 201110089102 A CN201110089102 A CN 201110089102A CN 102729115 A CN102729115 A CN 102729115A
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Abstract
The invention discloses a high-precision crystal multi-faceted full-automatic grinder which comprises a rack, a grinding disc, an aluminum busbar, a lifting motor, a rotation motor, an aluminum busbar deflection motor, a transmission device and a closed-loop feedback self-control device, wherein the deflection motor and the lifting motor are stepping motors; a deflection transmission device is a worm gear transmission device; the lifting motor and a transmission shaft of the grinding disc are coaxially and fixedly connected with a turntable; magnets are embedded in proper positions of the end surfaces of the turntable and a worm gear; the magnet of the turntable is of a ring block shape; the transmission shaft penetrates through the ring center; a magnetic induction sensor leans on the outer end surface of the magnet; an output end of the sensor is electrically connected with an input end of a controller; and an output end of the controller is electrically connected with an input end of each stepping motor. Due to the closed-loop feedback self-control device, the deflection angle value and the lifting height value both can be set in the controller; after a surface is processed in place, the processing can be automatically turned to the next working surface; and the structure is simple, the cost is low, and the precision and automation degree are high.
Description
Technical field
The present invention relates to the grinding machinery technical field, relate in particular to the full-automatic grinder of the many faceted pebbles of a kind of crystal.
Background technology
Crystalline is transparent sparkling and crystal-clear, and high to the refractive index of light, spectrophotometric result is good.At optics industry and ornament, light trade purposes is widely arranged, quartzy color separation can make us from common light, see more beautiful, the more excellent world, and the light refraction of planar crystal and pure round crystal ball is all very dull, and is not attractive in appearance.Faceted pebble plane of refraction at most is many; Effect of shadow is just better; Therefore; People expect and can just can be efficiently carry out omnibearing layering attrition process to the many faceted pebbles of multi-angle of batch crystalline with the machine of simple structure as far as possible, and it is thinner that the plane of refraction of crystal is got, thereby make the crystal under the light become more truly beautiful colorful.
Quartzy many faceted pebbles grinder of prior art, its structure all are frame, the mill that is arranged on frame top that comprises frame structure, the aluminium row who is arranged on the mill top, the mill lifting motor that is arranged on the mill below, the mill electric rotating machine that is arranged on the mill side, aluminium row deflection motor, transmission device basically.The mill that is fixed with abrasive material during use rotates by constant speed, and operating personnel's manual operation electric switch by rule of thumb have the aluminium row's of crystal ball deflection angle and the adjustable height of mill to realize the grinding to each face of crystal ball with adhesive securement with control.Two types of single-deck formula and double plates are arranged, and corresponding mill, aluminium row, supporting motor, transmission device are respectively single or two.Automaticity is low, labour intensity is big, efficient is low, the uniformity of batch machining is bad.Therefore, people have expected quartzy many faceted pebbles grinder of invention automation control.
For example; Granted publication number is in the Chinese patent of CN 201483324U, discloses the technology of a kind of " the coding control lifting-positioning device of the quartzy flour milling machine of double plate " by name, on the basis of above-mentioned prior art structure, also is provided with the coding control device; The coding control device is connected with lifting motor through electric wire; The motor shaft of lifting motor is connected with screw mandrel, is provided with worm-wheel shaft between elevator chamber and the motor case, and worm-wheel shaft and screw mandrel pass through gears engaged.Store all information that different model crystal adds man-hour through the coding control device; Access the information of the crystal processing of original storage when can process same model crystal afterwards; Thereby regulate the height of lowering or hoisting gear etc. automatically; Have the accuracy rate height, the location has accurately guaranteed the quality of same model crystal in different time processing.
Adopting such technology certainly normally to grind uses; Also improved efficient to a certain extent, alleviated labour intensity, but it is to store in advance the relevant information that different model crystal adds man-hour through the coding control device; Access the information of the crystal processing of original storage when processing same model crystal afterwards;, realizes the height of regulating lowering or hoisting gear that owing to there is not the feedback of sensor detection information, this comes down to a kind of open-loop control system thereby waiting; Can not satisfy the processing flexibility requirement, the uniformity degree of different batches processing obviously can receive the influence of each crystal ball riding position uniformity degree.Machining accuracy is high not enough, invents the active demand that a kind of full-automatic grinder of the quartzy many faceted pebbles of high accuracy that has the closed loop feedback self-con-tained unit becomes people.
Summary of the invention
For overcoming the deficiency of prior art, the present invention provides a kind of closed loop feedback self-con-tained unit that has, and simple in structure, cost is low, can high accuracy, the many faceted pebbles of multi-angle of batch crystalline are carried out quartzy many faceted pebbles grinder of full-automatic attrition process efficiently.
The present invention reaches the technical scheme that above-mentioned technical purpose adopts to be: the full-automatic grinder of the quartzy many faceted pebbles of a kind of high accuracy, comprise frame structure frame, be arranged on frame top mill, be arranged on the aluminium row of mill top, the mill lifting motor that is arranged on the mill below, the mill electric rotating machine that is arranged on the mill side, aluminium row deflection motor, transmission device; Also comprise the closed loop feedback self-con-tained unit; Aluminium row deflection motor is a stepper motor with the mill lifting motor, and it is worm gearing that aluminium is arranged the deflection transmission device, the coaxial rotating disk that is fixedly connected with on the power transmission shaft of mill lifting motor and mill; The end face appropriate location of rotating disk and worm gear is embedded with magnet; Rotating disk magnet is annulus piece shape, and power transmission shaft passes the ring heart, and corresponding magnet outer face is by being provided with magnetic induction sensor; The output of sensor is electrically connected with the controller input of robot control system(RCS), and the controller output end of robot control system(RCS) is electrically connected with the stepper motor input.
The change in displacement value is linear between the output signal value of described magnetic induction sensor and magnet and magnetic induction sensor.
The controller of described robot control system(RCS) is a computer.
The invention has the beneficial effects as follows: owing to have the closed loop feedback self-con-tained unit.Aluminium row's deflection angle value, the adjustable height value of mill all can be set in the controller of self-con-tained unit in advance or temporarily; The magnetic induction sensor feedback signal detects and is automatically brought to next working face processing after certain face processing puts in place; Reponse system can compensate the position degree deviation that different batches is installed crystal ball automatically; Simple in structure, cost is low, can high accuracy, the many faceted pebbles of multi-angle to the batch crystalline carry out full-automatic attrition process efficiently.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described further.Wherein:
Fig. 1 is the overall schematic of the embodiment of the invention.
Marker number in the accompanying drawing is explained as follows: deflection motor 1, worm screw 2, deflection magnetic induction sensor 3, worm gear magnet 4, worm gear 5, aluminium row 6, mill 7, up-down magnetic induction sensor 8, rotating disk 9, rotating disk magnet 10, elevating screw 11, lifting motor 12, frame 13, electric rotating machine 14, controller 15, driving-belt 16
The specific embodiment
Embodiments of the invention; As shown in Figure 1; The full-automatic grinder of the quartzy many faceted pebbles of a kind of high accuracy, comprise frame structure frame 13, be arranged on frame 13 tops mill 7, be arranged on mill 7 tops aluminium row 6, be arranged on the mill lifting motor 12 of mill 7 belows, the mill electric rotating machine 14 that is arranged on mill 7 sides, aluminium row deflection motor 1, transmission device; Also comprise the closed loop feedback self-con-tained unit; Aluminium row deflection motor 1 is stepper motors with mill lifting motor 12; Aluminium row deflection transmission device is a worm gearing; 7 on mill lifting motor 12 and mill play the coaxial rotating disk 9 that is fixedly connected with on the elevating screw 11 of gearings, and the end face appropriate location of rotating disk 9 and worm gear 5 is embedded with magnet, worm gear magnet 4 can use box-shaped or other any how much block; Needed only the magnet size suitably, worm gear magnet 4 outer faces are by being provided with deflection magnetic induction sensor 3; Rotating disk magnet 10 is annulus piece shapes, and elevating screw 11 passes the rotating disk magnet 10 ring hearts, and rotating disk magnet 10 outer faces are by being provided with up-down magnetic induction sensor 8; The output of two sensors is electrically connected with the controller of robot control system(RCS) 15 corresponding inputs, and controller 15 corresponding outputs are electrically connected with two stepper motor inputs respectively.
The change in displacement value is linear between the output signal value of described magnetic induction sensor and magnet and magnetic induction sensor.Even the change in displacement value is not linear between the output signal value of magnetic induction sensor and magnet and magnetic induction sensor, also can in controller 15, carry out correction-compensation with program.Deciding according to concrete installation site, is to be relative straight line, short distance circular arc line deciliter in this way between magnetic induction sensor and magnet, magnet can use box-shaped or other any how much block; Needed only the magnet size suitably, magnet is to be contained on the rotary body in this way, survey the upper and lower displacement of rotary body; Then magnet will be used annulus piece shape, be installed on the rotating disk 9 with rotating shaft coaxle, with rotating shaft around; Magnetic induction sensor is contained in the arbitrfary point in the magnet ring scope of pressing close to above or below the magnet; Like this, because annulus piece shape magnet is axisymmetric fully, the magnetic induction that the factor that rotatablely moves of rotary body just can not influence the upper and lower displacement of rotary body detects.
The controller 15 of described robot control system(RCS) is a computer.Computer can be the supporting the corresponding interface device of all-purpose computer, also available custom-designed Industrial Control Computer.
Because the crystal ball volume is very little; In the processing aluminium arrange 6 deflection strokes and mill 7 lifting travels all very little; Therefore; Displacement variable is change in very among a small circle between magnetic induction sensor and magnet, as long as the magnet size suitably, just can not exceed the magnetic field range of active strength; As long as magnetic induction sensor can be measured at the variable quantity of this magnetic field of magnets that moves among a small circle and be converted into the variation input of the signal of telecommunication or just can realize the importing of feedback signal, realization closed-loop control through analog-digital converter input controller 15.This just can realize with current techique that on the automatic control sensor technology corresponding processing automatic program also is easy to realize on controller 15 or computer programming.
The crux point of the present invention technology is on quartzy grinder, to have adopted magnetic induction sensor and the supporting displacement detecting method of magnet, and technical easy realization, reliability are high, inexpensive, practical, handy.As using other common low-cost mechanical displacement detecting methods such as Photoelectric Detection head and mobile card diverse location coding punching supporting technology, the displacement measurement precision is not by far up to the mark; As technological with the good slightly transformer displacement detecting of precision, two coil devices do not stop to relatively move and understand positioning unavoidably, and reliability is not high enough, implements relative trouble, and maintenance load is big; Mechanical displacement detection technique as with other high accuracy high technology contents like the ultrasonic displacement detection head, can increase substantially the manufacturing cost of complete machine again.
Claims (3)
1. the full-automatic grinder of the quartzy many faceted pebbles of a high accuracy, comprise frame structure frame, be arranged on frame top mill, be arranged on the aluminium row of mill top, the mill lifting motor that is arranged on the mill below, the mill electric rotating machine that is arranged on the mill side, aluminium row deflection motor, transmission device; It is characterized in that: also comprise the closed loop feedback self-con-tained unit; Aluminium row deflection motor is a stepper motor with the mill lifting motor, and it is worm gearing that aluminium is arranged the deflection transmission device, the coaxial rotating disk that is fixedly connected with on the power transmission shaft of mill lifting motor and mill; The end face appropriate location of rotating disk and worm gear is embedded with magnet; Rotating disk magnet is annulus piece shape, and power transmission shaft passes the ring heart, and corresponding magnet outer face is by being provided with magnetic induction sensor; The output of sensor is electrically connected with the controller input of robot control system(RCS), and the controller output end of robot control system(RCS) is electrically connected with the stepper motor input.
2. the full-automatic grinder of the quartzy many faceted pebbles of a kind of high accuracy according to claim 1, it is characterized in that: the change in displacement value is linear between the output signal value of described magnetic induction sensor and magnet and magnetic induction sensor.
3. the full-automatic grinder of the quartzy many faceted pebbles of a kind of high accuracy according to claim 1 and 2, it is characterized in that: the controller of described robot control system(RCS) is a computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100891021A CN102729115A (en) | 2011-03-30 | 2011-03-30 | High-precision crystal multi-faceted full-automatic grinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100891021A CN102729115A (en) | 2011-03-30 | 2011-03-30 | High-precision crystal multi-faceted full-automatic grinder |
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| CN102729115A true CN102729115A (en) | 2012-10-17 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3811229A (en) * | 1973-03-05 | 1974-05-21 | American Standard Inc | Gem faceter |
| WO2005021212A1 (en) * | 2003-08-27 | 2005-03-10 | Kyoung-Ho Jang | Apparatus for polishing gemstones automatically |
| EP1524074A1 (en) * | 2003-10-14 | 2005-04-20 | Michiel J. Botha | Device for controlling gemstone polishing assembly movement |
| CN200981179Y (en) * | 2006-12-07 | 2007-11-28 | 钱元胜 | Small plane cutting polishing machine |
| CN201009163Y (en) * | 2007-03-09 | 2008-01-23 | 佘根生 | Control device of crystal jewellery automatic flour milling machine |
| CN201183212Y (en) * | 2008-04-07 | 2009-01-21 | 浙江名媛工艺饰品有限公司 | Crystal blank rotary surface mechanism for crystal grinding-polishing machine |
| CN201559107U (en) * | 2009-11-20 | 2010-08-25 | 成都理工大学 | Improved crystal grinder processing device |
| CN202028997U (en) * | 2011-03-30 | 2011-11-09 | 将乐县闽北机械有限公司 | Full-automatic grinder for high-precision crystal polygonal surfaces |
-
2011
- 2011-03-30 CN CN2011100891021A patent/CN102729115A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3811229A (en) * | 1973-03-05 | 1974-05-21 | American Standard Inc | Gem faceter |
| WO2005021212A1 (en) * | 2003-08-27 | 2005-03-10 | Kyoung-Ho Jang | Apparatus for polishing gemstones automatically |
| EP1524074A1 (en) * | 2003-10-14 | 2005-04-20 | Michiel J. Botha | Device for controlling gemstone polishing assembly movement |
| CN200981179Y (en) * | 2006-12-07 | 2007-11-28 | 钱元胜 | Small plane cutting polishing machine |
| CN201009163Y (en) * | 2007-03-09 | 2008-01-23 | 佘根生 | Control device of crystal jewellery automatic flour milling machine |
| CN201183212Y (en) * | 2008-04-07 | 2009-01-21 | 浙江名媛工艺饰品有限公司 | Crystal blank rotary surface mechanism for crystal grinding-polishing machine |
| CN201559107U (en) * | 2009-11-20 | 2010-08-25 | 成都理工大学 | Improved crystal grinder processing device |
| CN202028997U (en) * | 2011-03-30 | 2011-11-09 | 将乐县闽北机械有限公司 | Full-automatic grinder for high-precision crystal polygonal surfaces |
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Application publication date: 20121017 |