CN203390532U - Numerical control rubber-roll turning grinder - Google Patents
Numerical control rubber-roll turning grinder Download PDFInfo
- Publication number
- CN203390532U CN203390532U CN201320384023.8U CN201320384023U CN203390532U CN 203390532 U CN203390532 U CN 203390532U CN 201320384023 U CN201320384023 U CN 201320384023U CN 203390532 U CN203390532 U CN 203390532U
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- numerical control
- supporting plate
- lathe bed
- rubber roll
- middle carriage
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Abstract
The utility model particularly discloses a numerical control rubber-roll turning grinder. The numerical control rubber-roll turning grinder comprises a grinder body, wherein the grinder body is provided with a guide rail which is provided with a large supporting plate capable of sliding along the guide rail; the large supporting plate is provided with a front-middle supporting plate and a rear-middle supporting plate; the front-middle supporting plate is provided with a knife rest; the rear-middle supporting plate is provided with a grinding head; the front-middle supporting plate is provided with a digital display scale which communicates with a numerical control system of the turning grinder so as to realize a real closed loop in processing in real time. The numerical control rubber-roll turning grinder disclosed by the utility model is realized by changing the transmission mode and a control system on the basis of the common turning grinder, and has the advantages that on one hand, large-range speed control is realized, i.e., the rotating speed of a main shaft not only can meet the grinding under the high rotating speed, but also can finish grooving processing under the extremely-low rotating speed, a main shaft box is designed into a double-drive device, one set is variable-frequency speed adjustment, and the other set is servo drive; in addition, for more accurate processing of the numerical control system, the digital display scale is arranged on the middle supporting plate to communicate with the numerical control system so as to realize a real closed loop in processing in real time.
Description
Technical field
The utility model belongs to rubber roll and manufactures field, is specifically related to a kind of numerical control rubber roll car grinding machine.
Background technology
Current rubber roll special-purpose vehicle grinding machine installs bistrique additional and realizes on universal lathe, this equipment performance and processing method are difficult to make processed rubber roll to reach qualified technological standards, main cause is due to the structure of lathe, because it is not the grinding machine that structure precision is higher after all, mainly there is following shortcoming in this kind of device:
(1) movement clearance of its saddle and middle carriage is greater than grinding machine, structural strength and the quality of fit of two plankers are less than grinding machine, so when bistrique contacts with surface of the work while carrying out grinding operation, lathe bed structure and bistrique can produce vibration, thereby make processed rubber roll surface produce ripple, affect passing rate of processing.
(2), due to the restriction of lathe guide rail width structure intensity, the large and small planker installing additional after bistrique is difficult to the stability that assurance moves.
(3) grinding wheel speed of grinding machine is low, and linear velocity only has 40 metre per second (m/s)s, and production efficiency is low, and surface smoothness is difficult to improve.
(4) when the rubber roll of grinding hard, wear-resistant material, when grinding head grinding wheel is ground to the other end from one end, due to the wearing and tearing of emery wheel self, grinding wheel diameter is diminished gradually, thereby make the strain of diameter of work size phase large, cause rubber roll two ends physical dimension inconsistent, have a strong impact on product quality.
(5) during the rubber roll of the above-mentioned hard, wear-resistant material of grinding, due to the obstruction of grinding powder to wheel face, fricative heat accumulation is to emery wheel outer surface, the inside and outside stress difference forming because of outer expanded by heating, can make emery wheel produce explosion, sometimes also can injure operator's life.
(6) rubber roll is higher in the on-line measurement difficulty that adds man-hour, is not easy to obtain accurate data.Because it is elastomer, different operators uses same measurer to measure, and also can produce larger measure error, is difficult to guarantee the qualification rate of product.
Utility model content
The shortcoming existing for solving prior art, the utility model specifically discloses a kind of numerical control rubber roll car grinding machine.
The technical solution adopted in the utility model is as follows:
A kind of numerical control rubber roll car grinding machine, comprise lathe bed, the head of a bed and tailstock, on lathe bed, be provided with guide rail, the described head of a bed is fixed on lathe bed one end, the head of a bed is provided with main shaft, tailstock can slide along guide rail, in the down either side of lathe bed workbench, respectively establish a line slideway, described line slideway is fixed on lathe bed, big palette is connected with line slideway by being embedded with the sliding shoe of steel ball, and leave gap between big palette below and lathe bed upper surface, on big palette, being provided with can be along front middle supporting plate and the rear middle supporting plate of its slip, described front middle carriage and rear middle carriage are realized feed campaign along the direction perpendicular to lathe bed, on front middle supporting plate, be provided with truning fixture, on rear middle supporting plate, be provided with grinding attachment, the drive motors of the main shaft on the described head of a bed can be realized high speed and two kinds of operational modes of low speed, the one, the high speed frequency conversion drive of applicable turning operation, the 2nd, the low speed servo that is applicable to grinding operation drives.
Side at described big palette is provided with digital display rule, at described digital display rule two, be respectively provided with an energy along the slide block of its slip, one described of slide block is fixed on front middle supporting plate, one is fixed on rear middle supporting plate, align the zero point of described digital display rule with the center line of the main shaft that the head of a bed drives, digital display rule is connected with display screen, and the control system communication of digital display rule and car grinding machine, forms closed loop.
Described line slideway is provided with the rolling slide block that can move along it, and described big palette is fixed on rolling slide block.
In lathe bed two bottom sides, tooth bar is installed, tooth bar coordinates with the gear in big palette drive unit, realizes big palette along the lengthwise movement of lathe bed.
Described big palette, front middle carriage and rear middle carriage be respectively by driven by servomotor, and on big palette, be provided with the line slideway coordinating with front middle carriage and rear middle carriage.
The drive unit of described front middle carriage comprises a servomotor, described servomotor is connected with decelerator, decelerator is connected with leading screw, the nut coordinating with leading screw is connected with front middle carriage, during the forward and reverse rotation of leading screw, before driving, middle carriage does reciprocating linear motion, and realizes the feed campaign perpendicular to lathe bed and main-shaft axis direction.
The drive unit of described rear middle carriage comprises a servomotor, described servomotor is connected with decelerator, decelerator is connected with leading screw, the nut coordinating with leading screw is connected with front middle carriage, during the forward and reverse rotation of leading screw, before driving, middle carriage does reciprocating linear motion, and realizes the feed campaign perpendicular to lathe bed and main-shaft axis direction.
On described front middle carriage, be also provided with grooving apparatus, i.e. the grinding wheel spindle parallel with lathe bed during normal grinding, can change inclination angle as required, to realize, oblique notches or the function of cross network groove on rubber roll.
One side of described line slideway is provided with lubricating arrangement.
On described grinding attachment, high-speed grinding head is installed, alloy emery wheel is installed on bistrique, the inside of described alloy emery wheel is metal-cored, and outside is provided with the grinding layer that one deck is arranged with hard blade, and described grinding layer is provided with the protruding blade of some needle-likes.
In the side that bistrique is installed, be provided with suction port, described suction port is connected with dust exhaust apparatus.
The course of work of the present utility model is as follows: when numerical control rubber roll car grinding machine will carry out grinding to workpiece, the low speed servo device that control system is controlled in head of a bed drive unit starts, control big palette, rear middle carriage along lathe bed lengthwise movement, band rotary bistrique realizes grinding operation simultaneously; When needs carry out turning to workpiece, the frequency-conversion high-speed device that control system is controlled in head of a bed drive unit starts, and controls big palette, front middle carriage along lathe bed lengthwise movement simultaneously, realizes turning operation; When needs are slotted to workpiece, the low speed servo device that control system is controlled in head of a bed drive unit starts, and controls big palette, front middle carriage, fluting motor movement simultaneously, changes the inclination angle of grinding wheel spindle, realizes fluting operation.
The beneficial effects of the utility model are:
(1) to have realized on the one hand that large-scale speed controls be that the grinding that the speed of mainshaft can meet under high rotating speed can meet again grinding and the fluting processing under the utmost point slow-speed of revolution to the control system of the head of a bed, main spindle box is designed to double-drive device, be a set of high speed frequency control, a set of is that low speed servo drives; Therefore this car grinding machine can carry out two kinds of different processing modes of turning and grinding, the rubber roll of processing different technologies requirement, such as: parabola convexity, concave; Cosine convexity, concave; Waveform; Taper; Coarse pitch; Chevron-notch; Rhombus groove; Straight trough; The processing of the Various Complex moulding rubber rolls such as level trough, as the shape in accompanying drawing.
(2) on saddle, be equipped with former and later two middle carriages, and former and later two middle carriages are connected with saddle by high accuracy line slideway respectively, and drive its motion of crossing feed by ball-screw, nut, and reduced fit clearance, improved running stability; Front planker is provided with knife rest, and adopt Special annular cutter, sharpening cycle and the service life of cutter can be extended, after certain part wearing and tearing of endless knife, endless knife can be horizontally rotated, by unworn partial adjustment to cutting position, continue to use, can so rotate repeatedly, solved the trouble of the frequent tool changing of conventional tool and sharpening, save the time, improved the efficiency of processing;
(3) saddle changes into by outstanding syndeton under high accuracy line slideway and lathe bed along the movement of lathe bed.The one, guaranteed kinematic accuracy, the 2nd, avoided the friction between saddle and lathe bed upper surface, avoided the flowing block and pollution of grinding dust to planker, optimized structure, improved the serviceability of lathe.
(4) car grinding machine has been selected the high-speed grinding head of alloy structure, and the maximum linear velocity that makes fiber crops cut operation is brought up to 90m/s, has not only improved working (machining) efficiency and the surface smoothness of rubber roll, has also improved the precision of rubber roll physical dimension.
(5) on car grinding machine, be equipped with digital display rule measurement mechanism, it and digital control system are carried out inside interlock and are controlled, realize real-time on-line measurement, align the zero point of detection head with the center line of the main shaft that the head of a bed drives, like this according to the size of digital display rule, just can directly obtain the workpiece of same size, it not only can measure workpiece to be machined size online in real time, and has played effective help for the size Control of grinding work piece.
Accompanying drawing explanation
Fig. 1 overall structure figure of the present utility model;
Fig. 2 the utility model part-structure schematic diagram;
The schematic diagram of Fig. 3 the utility model guide rail;
The various workpiece that Fig. 4 (a)-Fig. 4 (k) the utility model can be processed;
In figure, 1. control cabinet, 2. display screen, 3. knife rest, 4. bistrique, 5. rear middle carriage, 6. digital display rule, 7. tailstock, the 8. head of a bed, 9. front middle carriage, 10, saddle, 11 lathe beds, 12 emery wheels, 13 tooth bars, 14 guide rails.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated:
As shown in Figure 1-Figure 3, numerical control rubber roll car grinding machine, comprise lathe bed 11, the head of a bed 8 and tailstock 7, on the head of a bed 8, main shaft is provided with two cover drive units: the one, high speed frequency conversion drive, the 2nd, low speed servo drives, and drive unit is located in control cabinet 1, is provided with guide rail 14 on lathe bed 11, on guide rail 14, being provided with can be along the big palette 10 of its slip, supporting plate 9 and rear middle supporting plate 5 in before being provided with on big palette 10, big palette 10, front middle carriage 9 and rear middle carriage 5 are by driven by servomotor; On front middle supporting plate 9, be provided with truning fixture and motor-driven grooving apparatus, on rear middle supporting plate 5, be provided with grinding attachment, high-speed grinding head 4 is installed on grinding attachment, on described front middle supporting plate 9 and rear middle supporting plate 5, digital display rule 6 is installed, described digital display rule 6 is connected with display screen 2, and the control system interlock with car grinding machine, forms closed loop.Guide rail 14 is line slideway, and described line slideway be fixed on lathe bed 11 below, on line slideway, be provided with the rolling slide block that can move along it, described big palette is fixed on rolling slide block.
In lathe bed 11 two bottom sides, tooth bar 13 is installed, tooth bar 13 coordinates with the gear in big palette 10 drive units, realizes big palette 10 along the lengthwise movement at lathe bed.
The drive unit of front middle carriage 9 comprises a servomotor, described servomotor connection reducer, decelerator is connected with a leading screw, and front middle carriage is fixed on the nut slider of leading screw, and front middle carriage can the direction perpendicular to main-shaft axis move back and forth on the upper edge of big palette.
The drive unit of rear middle carriage 5 comprises a servomotor, described servomotor connection reducer, decelerator is connected with a leading screw, and rear middle carriage is fixed on the nut slider of leading screw, and rear middle carriage can the direction perpendicular to main-shaft axis move back and forth on the upper edge of big palette.
Rubber roll bistrique 4 adopts high-speed alloy bistrique, and emery wheel 12 inside are metal-cored, and outside is provided with one deck Talide grinding layer, is arranged with the protruding blade of some needle-like or sheet on described tungsten carbide grinding layer.This alloy emery wheel 12 can be realized 90 meters/grinding linear velocity per second, when improving the working (machining) efficiency of rubber roll, has guaranteed the precision of surface of the work physical dimension, avoided plain wheel to be heated simultaneously after the danger of damaged explosion.
In the side that bistrique 4 is installed, be provided with suction port, described suction port is connected with dust exhaust apparatus, contributes to like this environmental protection in whole workshop.
Truning fixture comprises a knife rest 3, and knife rest 3 is provided with lathe tool.
When numerical control rubber roll car grinding machine carries out grinding to workpiece, the low speed servo device that control system is controlled in head of a bed drive unit starts, control simultaneously big palette when carrying out lengthwise movement along lathe bed, rear middle carriage crosses feed and moves, thereby realize grinding operation; When needs carry out turning to workpiece, the frequency-conversion high-speed device that control system is controlled in head of a bed drive unit starts, control simultaneously big palette when carrying out lengthwise movement along lathe bed, rear middle carriage crosses feed and moves, and realizes turning operation; When needs are slotted to workpiece, the low speed servo device that control system is controlled in head of a bed drive unit starts, and controls big palette, front middle carriage, fluting motor movement simultaneously, realizes fluting.The rubber roll type that this device can be processed is as shown in Fig. 4 (a)-Fig. 4 (k).
Claims (10)
1. a numerical control rubber roll car grinding machine, comprise lathe bed, the head of a bed and tailstock, on lathe bed, be provided with guide rail, the described head of a bed is fixed on lathe bed one end, the head of a bed is provided with main shaft, tailstock can slide along guide rail, it is characterized in that: in the down either side of lathe bed workbench, respectively establish a line slideway, described line slideway is fixed on lathe bed, big palette is connected with line slideway by being embedded with the sliding shoe of steel ball, and leave gap between big palette below and lathe bed upper surface, on big palette, being provided with can be along front middle supporting plate and the rear middle supporting plate of its slip, described front middle carriage and rear middle carriage are realized feed campaign along the direction perpendicular to lathe bed, on front middle supporting plate, be provided with truning fixture, on rear middle supporting plate, be provided with grinding attachment, the drive motors of the main shaft on the described head of a bed can be realized high speed and two kinds of operational modes of low speed, the one, the high speed frequency conversion drive of applicable turning operation, the 2nd, the low speed servo that is applicable to grinding operation drives.
2. numerical control rubber roll car grinding machine as claimed in claim 1, it is characterized in that: the side at described big palette is provided with digital display rule, at described digital display rule two, be respectively provided with an energy along the slide block of its slip, one described of slide block is fixed on front middle supporting plate, one is fixed on rear middle supporting plate, and align the zero point of described digital display rule with the center line of the main shaft that the head of a bed drives, and digital display rule is connected with display screen, and the control system communication of digital display rule and car grinding machine, forms closed loop.
3. numerical control rubber roll car grinding machine as claimed in claim 1, is characterized in that: described line slideway is provided with the rolling slide block that can move along it, and described big palette is fixed on rolling slide block.
4. numerical control rubber roll car grinding machine as claimed in claim 1, is characterized in that: in lathe bed two bottom sides, tooth bar is installed, tooth bar coordinates with the gear in big palette drive unit, realizes big palette along the lengthwise movement of lathe bed.
5. numerical control rubber roll car grinding machine as claimed in claim 1, is characterized in that: described big palette, front middle carriage and rear middle carriage be respectively by driven by servomotor, and on big palette, is provided with the line slideway coordinating with front middle carriage and rear middle carriage.
6. numerical control rubber roll car grinding machine as claimed in claim 1, it is characterized in that: the drive unit of described front middle carriage comprises a servomotor, described servomotor is connected with decelerator, decelerator is connected with leading screw, the nut coordinating with leading screw is connected with front middle carriage, during the forward and reverse rotation of leading screw, before driving, middle carriage does reciprocating linear motion, and realizes the feed campaign perpendicular to lathe bed and main-shaft axis direction.
7. numerical control rubber roll car grinding machine as claimed in claim 1, it is characterized in that: the drive unit of described rear middle carriage comprises a servomotor, described servomotor is connected with decelerator, decelerator is connected with leading screw, the nut coordinating with leading screw is connected with front middle carriage, during the forward and reverse rotation of leading screw, before driving, middle carriage does reciprocating linear motion, and realizes the feed campaign perpendicular to lathe bed and main-shaft axis direction.
8. numerical control rubber roll car grinding machine as claimed in claim 1, is characterized in that: on described front middle carriage, be also provided with grooving apparatus.
9. numerical control rubber roll car grinding machine as claimed in claim 1, is characterized in that: a side of described line slideway is provided with lubricating arrangement.
10. numerical control rubber roll car grinding machine as claimed in claim 1, it is characterized in that: on described grinding attachment, high-speed grinding head is installed, alloy emery wheel is installed on bistrique, the inside of described alloy emery wheel is metal-cored, outside is provided with the grinding layer that one deck is arranged with hard blade, and described grinding layer is provided with the protruding blade of some needle-likes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320384023.8U CN203390532U (en) | 2013-06-28 | 2013-06-28 | Numerical control rubber-roll turning grinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320384023.8U CN203390532U (en) | 2013-06-28 | 2013-06-28 | Numerical control rubber-roll turning grinder |
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| CN203390532U true CN203390532U (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320384023.8U Expired - Lifetime CN203390532U (en) | 2013-06-28 | 2013-06-28 | Numerical control rubber-roll turning grinder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331613A (en) * | 2013-06-28 | 2013-10-02 | 济南强力胶辊设备有限公司 | Numerical control rubber roll turning grinder |
| CN105904294A (en) * | 2016-06-20 | 2016-08-31 | 无锡鼎茂机械制造有限公司 | Double-head horizontal lathe |
-
2013
- 2013-06-28 CN CN201320384023.8U patent/CN203390532U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331613A (en) * | 2013-06-28 | 2013-10-02 | 济南强力胶辊设备有限公司 | Numerical control rubber roll turning grinder |
| CN105904294A (en) * | 2016-06-20 | 2016-08-31 | 无锡鼎茂机械制造有限公司 | Double-head horizontal lathe |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140115 |
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| CX01 | Expiry of patent term |