CN204893723U - Numerical control form grinder grinding wheel dresser - Google Patents
Numerical control form grinder grinding wheel dresser Download PDFInfo
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- CN204893723U CN204893723U CN201520664064.1U CN201520664064U CN204893723U CN 204893723 U CN204893723 U CN 204893723U CN 201520664064 U CN201520664064 U CN 201520664064U CN 204893723 U CN204893723 U CN 204893723U
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Abstract
The utility model discloses a numerical control form grinder grinding wheel dresser, including repairing mechanism, elevating system and drive mechanism, to repair the mechanism and include diamond gyro wheel, axis of rotation and axle sleeve, the axis of rotation is installed in the axle sleeve through upper and lower end bearing, and the diamond gyro wheel is installed in the last axle head of axis of rotation, elevating system includes lift cylinder, linear guide and slide, and the slide passes through the slider to be installed on vertical linear guide, and bushing installation is connected through the backup pad between lift cylinder's piston rod and the slide on the slide, is equipped with the response between upright guide rail and the slide and repairs the mechanism and rise to the inductive switch and response piece who repairs the position, drive mechanism includes the motor, and the motor passes through the connecting plate to be connected with the slide, and the output shaft of motor and the lower axle head of axis of rotation pass through that the synchronous pulley transmission is vice to be connected. The utility model is suitable for an on all kinds of form grinder products, can obtain better work piece grinding surface quality and production efficiency, be applicable to and repair all kinds of special shaping faces among the mass production.
Description
Technical field
The utility model relates to grinder attachment, is specially a kind of numerical control formation grinding bed dresser.
Background technology
Form grinder is complex shape part profile grinding process equipment.For a long time, the grinding equipment of domestic war products as part (complex parts such as blade fir root and the locking plate groove) profile of aircraft engine, steam turbine and naval vessels turbine relies on external import substantially.At present, the domestic form grinder that also only to have with Hangzhou lathe, Guilin Gui Bei machine be representative is broken this type of high-end numerical control machine of China in the past and is relied on the situation of import completely, greatly improves the equipment of China's Aero-Space and auto manufacturing.
Plunge grinding technology is knocked down application from the later stage sixties 20th century, it is the shape that crushing one-tenth and workpiece profile are matched, add man-hour emery wheel and workpiece comprehensive engagement copy out the profile of emery wheel, when grinding speed keeps conventional grinding situation constant, adopt creep-feed profile grinding technique, low speed feeding, form truing technology, the technology such as high pressure cooling realize being shaped, forming accuracy is high, is the method for fine finishing of a kind of high accuracy, high efficiency, low cost.
During plunge grinding, because the peripheral speed at emery wheel each point place is different, cause the material removing rate at each point place different, thus cause abrasion of grinding wheel uneven, particularly easily collapse broken at wedge angle position, thus produce form error.Shaping form due to part is the copy of grinding wheel shape, and this must have an impact to machining accuracy, and the uneven of grinding allowance also can cause the manufacturing deficiencies such as grinding burn simultaneously, and therefore the finishing of formed grinding wheel has decisive influence to plunge grinding process.
The dresser type that current form grinder generally adopts has: diamond pen trimmer, diamond roller (monolithic or multi-disc combination emery wheel) trimmer.
Diamond pen trimmer: with individual particle diamond or the diamond pen made using diamond in small, broken bits as cutlery adjustment emery wheel, apply the most general method for trimming, structure is simple, dressing efficiency is high, wheel face is smooth, but wheel grinding poor performance, shape and precision size lower, be usually used in grinding shape face less demanding, the part that shape is simpler, tangible, forming accuracy is poor, there is bar, hinge is many, improves precision difficulty, diamond pen and grinding wheel profile out of plumb, poor universality, be difficult to meet complicated surface technological requirement, and production efficiency is lower.
Diamond roller (monolithic or multi-disc combination emery wheel) trimmer: adopt the methods such as plating or powder metallurgy that a large amount of diamond particles is embedded in the diamond roller made on steel bobbin surface and rotate with certain rotating speed, grinding and spreading effect are produced to the wheel face of High Rotation Speed, emery wheel is made to obtain the sharp working surface coincide with roller profile, there is structure simple, advanced, operate steadily, good reliability, easy to use, the finishing time is short, efficiency is high, long service life, durable in use, precision is high, complicated forming face finishing effect is good, applied widely, good workpiece grinding surface quality and production efficiency can be obtained, be applicable to repair all kinds of special forming face in production in enormous quantities, but diamond roll dresser manufactures complicated, cost is high.
Utility model content:
For the deficiencies in the prior art, technical problem to be solved in the utility model be propose a kind of rational in infrastructure, finishing is convenient, dressing accuracy is high, applied widely, meets the numerical control formation grinding bed dresser of all kinds of shaping finishing.
The numerical control formation grinding bed dresser that can solve the problems of the technologies described above, its technical scheme comprises burring machine, elevating mechanism and transmission mechanism, described burring machine comprises diamond roller, turning cylinder and axle sleeve, described turning cylinder vertically arranges and is installed in axle sleeve by upper and lower end coaxial bearing, and described diamond roller is installed on the upper axle head of turning cylinder; Described elevating mechanism comprises hoist cylinder, line slideway and slide, described line slideway is vertically arranged, described slide is installed on line slideway by slide block, described axle sleeve is installed on slide, described hoist cylinder and line slideway be arranged in parallel, the piston rod of hoist cylinder is connected by gripper shoe with between slide, is provided with and responds to inductive switch and the sensing chip that burring machine rises to trim locations between described upright guide rail and slide; Described transmission mechanism comprises motor, and described motor to be installed with slide by connecting plate and is connected, and the downward output shaft of motor is connected by synchronous belt pulley transmission pair with the lower shaft end of turning cylinder.
A kind of structure of described synchronous belt pulley transmission pair comprises driving pulley, driven pulley and Timing Belt, and described driving pulley is installed on the output shaft of motor, and described driven pulley is installed on turning cylinder, and described Timing Belt connects driving pulley and driven pulley.
A kind of set-up mode of described hoist cylinder is that described piston rod stretches out hoist cylinder downwards, and described gripper shoe one end connects piston rod, and the other end is connected to bottom slide.
The beneficial effects of the utility model:
1, the turning cylinder of the utility model numerical control formation grinding bed dresser adopts telescopic rolling bearing structure, rotating accuracy is high, and rigidity is strong, is processed by precision manufactureing, it is beated and play reaches 0.002mm, has the feature of finishing forming accuracy height and diamond roller long service life.
2, the utility model adopts hydraulic-driven in lifting direction, operates steadily, and bearing capacity is strong, adopts line slideway, and guarantee is long-time, Non-energy-consumption, high-precision rectilinear motion, positional precision are accurate, and can bear the load of all directions, Mechanical Reliability is high.
3, the utility model adopts toothed belt transmission, stable drive, buffering absorbing.
4, the utility model can be popularized and applied on all kinds of form grinder product, have structure simple, advanced, operate steadily, good reliability, easy to use, the finishing time is short, efficiency is high, long service life, durable in use, precision is high, complicated forming face finishing effect is good, applied widely, etc. advantage, good workpiece grinding surface quality and production efficiency can be obtained, be applicable to repair all kinds of special forming face in production in enormous quantities.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Figure number identifies: 1, diamond roller; 2, turning cylinder; 3, axle sleeve; 4, pedestal; 5, hoist cylinder; 5-1, piston rod; 6, gripper shoe; 7, line slideway; 8, slide; 9, slide block; 10, connecting plate; 11, inductive switch; 12, sensing chip; 13, motor; 14, driving pulley; 15, driven pulley; 16, Timing Belt; 17, gland; 18, adjustment circle.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the technical solution of the utility model is described further.
The utility model numerical control formation grinding bed dresser, its technical scheme comprises burring machine, elevating mechanism and transmission mechanism.
Described elevating mechanism is arranged based on pedestal 4, comprise hoist cylinder 5, line slideway 7 and slide 8, article two, line slideway 7 is in the forward and backward vertical setting in pedestal 4 right side, described hoist cylinder 5 is located in pedestal 4 between forward and backward line slideway 7, hoist cylinder 5 is parallel with line slideway 7, and the piston rod 5-1 of hoist cylinder 5 stretches out downwards; Every bar line slideway 7 has been slidably installed upper and lower slide block 9, the upper and lower slide block 9 that slide 8 corresponds respectively to each bar line slideway 7 is installed, be connected by gripper shoe 6 between described piston rod 5-1 and the bottom of slide 8, slide 8 upper end is provided with sensing chip 12, the inductive switch 11 can responded to sensing chip 12 is located on pedestal 4, the installation site of described inductive switch 11 corresponds to the trim locations of burring machine rising arrival, as shown in Figure 1.
Described burring machine is located on the right side of elevating mechanism, comprise diamond roller 1, turning cylinder 2 and axle sleeve 3, described axle sleeve 3 is vertically arranged and is connected and installed by screw and slide 8, described turning cylinder 2 is installed by the rolling bearing of axle sleeve 3 upper/lower terminal is coaxial in axle sleeve 3, described diamond roller 1 is fixedly mounted in the upper end (protruding upward axle sleeve 3) of turning cylinder 2 by the gland 17 of top and the adjustment circle 18 of below, as shown in Figure 1.
Described transmission mechanism is located on the right side of burring machine, and comprise motor 13 and synchronous belt pulley transmission pair, described motor 13 is installed by connecting plate 10 and slide 8 and is connected as a single entity, and the output shaft of motor 13 stretches out downwards; Described synchronous belt pulley transmission pair comprises driving pulley 14, driven pulley 15 and Timing Belt 16, described driving pulley 14 is installed on the output shaft of motor 13, described driven pulley 15 is installed on the lower end (stretching out the axle head of axle sleeve 3 downwards) of turning cylinder 2, described Timing Belt 16 connects driving pulley 14 and driven pulley 15, as shown in Figure 1.
Operating procedure of the present utility model:
1, when needs trimming wheel, press the button of magnetic valve, magnetic valve obtains electric startup, hydraulic system fuel feeding, and the piston rod 5-1 of hoist cylinder 5 upwards bounces back, and drive burring machine linearly guide rail 7 rises.
2, when burring machine and diamond roller 1 arrive the finishing height of specifying, inductive switch 11 senses sensing chip 12 and sends signal, hoist cylinder 5 stops upwards running and pressurize, piston rod 5-1 lift upwards becomes lasting support force, makes diamond roller 1 keep the position height of finishing constant.
3, motor 13 starts and moves turning cylinder 2 i.e. diamond roller 1 by synchronous belt pulley transmission subband and rotates and repair emery wheel.
4, after finishing terminates, the reverse fuel feeding of hydraulic system, piston rod 5-1 stretches out downwards, drives burring machine to drop to home position.
Claims (3)
1. numerical control formation grinding bed dresser, it is characterized in that: comprise burring machine, elevating mechanism and transmission mechanism, described burring machine comprises diamond roller (1), turning cylinder (2) and axle sleeve (3), described turning cylinder (2) vertically arranges and is installed in axle sleeve (3) by upper and lower end coaxial bearing, and described diamond roller (1) is installed on the upper axle head of turning cylinder (2), described elevating mechanism comprises hoist cylinder (5), line slideway (7) and slide (8), described line slideway (7) is vertically arranged, described slide (8) is installed in line slideway (7) is upper by slide block (9), described axle sleeve (3) is installed on slide (8), described hoist cylinder (5) and line slideway (7) be arranged in parallel, the piston rod (5-1) of hoist cylinder (5) is connected by gripper shoe (6) with between slide (8), be provided with between described upright guide rail (7) and slide (8) and respond to inductive switch (11) and the sensing chip (12) that burring machine rises to trim locations, described transmission mechanism comprises motor (13), described motor (13) to be installed with slide (8) by connecting plate (10) and is connected, and the downward output shaft of motor (13) is connected by synchronous belt pulley transmission pair with the lower shaft end of turning cylinder (2).
2. numerical control formation grinding bed dresser according to claim 1, it is characterized in that: described synchronous belt pulley transmission pair comprises driving pulley (14), driven pulley (15) and Timing Belt (16), described driving pulley (14) is installed on the output shaft of motor (13), described driven pulley (15) is installed on turning cylinder (2), and described Timing Belt (16) connects driving pulley (14) and driven pulley (15).
3. numerical control formation grinding bed dresser according to claim 1, it is characterized in that: described piston rod (5-1) stretches out hoist cylinder (5) downwards, described gripper shoe (6) one end connects piston rod (5-1), and the other end is connected to slide (8) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664064.1U CN204893723U (en) | 2015-08-31 | 2015-08-31 | Numerical control form grinder grinding wheel dresser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520664064.1U CN204893723U (en) | 2015-08-31 | 2015-08-31 | Numerical control form grinder grinding wheel dresser |
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| CN204893723U true CN204893723U (en) | 2015-12-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834554A (en) * | 2019-03-14 | 2019-06-04 | 杭州玛元科技有限公司 | A kind of novel blade of aviation engine grinding machine |
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2015
- 2015-08-31 CN CN201520664064.1U patent/CN204893723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834554A (en) * | 2019-03-14 | 2019-06-04 | 杭州玛元科技有限公司 | A kind of novel blade of aviation engine grinding machine |
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