CN109865865B

CN109865865B - Main shaft error correction and detection integrated device of numerical control machine tool

Info

Publication number: CN109865865B
Application number: CN201910158557.0A
Authority: CN
Inventors: 陈英; 李琳琳; 刘松青; 王洪芬; 杨男男; 孙艳红; 朱秀荣; 刘锋; 任利民
Original assignee: Jilin Teachers Institute of Engineering and Technology
Current assignee: Jilin Teachers Institute of Engineering and Technology
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2020-10-16
Anticipated expiration: 2039-03-04
Also published as: CN109865865A

Abstract

The invention discloses a main shaft error correction and detection integrated device of a numerical control machine tool, which comprises a workbench, wherein a correction component is arranged on one side of the top end of the workbench, and a deslagging component is arranged at the bottom end of the correction component, the invention has scientific and reasonable structure and safe and convenient use, is provided with the correction component, is convenient to calculate the measurement to be milled according to the measured unbalance amount under the action of a correction chamber, a four-jaw chuck, a milling cutter fixed block and a milling cutter head so as to accurately remove the unbalance amount, is convenient to move in two dimensions under the action of a chute, a transverse sliding block and a longitudinal sliding block so as to remove the unbalance amount on different surfaces of the main shaft, is provided with the deslagging component, is convenient to collect and clean waste materials generated during milling under the action of a filter plate and a funnel under the action of a suction pipe so as to enable the waste materials to enter the filter plate and the, thereby quickening the cleaning speed of the waste, and having simple operation and convenient use.

Description

Main shaft error correction and detection integrated device of numerical control machine tool

Technical Field

The invention relates to the technical field of numerical control machines, in particular to a spindle error correction and detection integrated device of a numerical control machine.

Background

The numerically controlled machine tool is a digital control machine tool for short, and is an automatic machine tool with program control system, and can make the machine tool act and machine parts according to the programmed program, in which the main shaft is used for driving workpiece or cutter to rotate, if the rotation of main shaft is unbalanced, the additional dynamic pressure can be transferred onto the machine by means of bearing to produce vibration of whole machine, produce noise, accelerate wear of bearing, reduce service life of machine, and can make the machine control be failed, so that it has serious accident, so that it has need of detecting and correcting main shaft, and when the error detection device of general main shaft is used for detecting phase position of rotating shaft and unbalanced phase position, it utilizes the resonance of mechanical system to increase sensitivity to implement judgment, and its measurement accuracy is not high, and its operation is complex, and it is different from that the main shaft can be accurately corrected according to the measured result, therefore, an integrated device for correcting and detecting the spindle error of the numerical control machine tool is urgently needed to solve the problems.

Disclosure of Invention

The invention provides a spindle error correction and detection integrated device of a numerical control machine tool, which can effectively solve the problems that the phase and unbalanced phase of a rotating shaft detected by a dial indicator during detection of a common spindle error detection device in the background art are judged by utilizing the resonance of a mechanical system to increase the sensitivity, the measurement precision is not high, the operation is complex, and the spindle is accurately corrected according to the measurement result.

In order to achieve the purpose, the invention provides the following technical scheme: a spindle error correction and detection integrated device of a numerical control machine tool comprises a workbench, wherein a detection table is mounted on one side of the top end of the workbench, a detection assembly is mounted at the top end of the detection table, and the detection assembly comprises a first fixing seat, a second fixing seat, a servo motor, a damping pad, a sensor fixing frame, a receiving pipe and a detection sensor;

detect a top end one side fixed mounting and have first fixing base, detect a top end and first fixing base adjacent position department fixed mounting and have the second fixing base, servo motor is installed to first fixing base one side, servo motor's input and the output electric connection of commercial power, servo motor and detect and install the shock pad between the platform, the sensor mount is installed to second fixing base one side, sensor mount one side is connected with the socket, the even embedding of socket limit portion is installed and is detected the sensor.

Preferably, the top ends of the first fixing seat and the second fixing seat are respectively provided with a clamping assembly, and each clamping assembly comprises a clamping block, a fixing screw, an expansion clamp, a bearing, a groove and an anti-skid elastic pad;

the clamping device is characterized in that clamping blocks are movably connected to the top ends of the first fixing seat and the second fixing seat, fixing screws are installed at one ends of the clamping blocks in an embedded mode, expansion cards are installed between the first fixing seat and the second fixing seat and between the first fixing seat and the clamping blocks, a bearing is sleeved at one end of each expansion card, a groove is formed in the outer side of one end of each expansion card, and an anti-skidding elastic cushion is installed inside each expansion card.

Preferably, one end of the bearing is connected with an output shaft of the servo motor.

Preferably, the other side of the top end of the workbench is provided with a correction assembly, and the correction assembly comprises a correction chamber, a four-jaw chuck, a milling cutter fixing block, a sliding chute, a transverse sliding block, a longitudinal sliding block and a milling cutter head;

workstation top opposite side fixed mounting has the room of revising, revise indoor portion bottom fixed mounting has the four-jaw chuck, revise indoor portion one side fixed mounting has the milling cutter fixed block, the spout has all been seted up to indoor portion bottom of revising and milling cutter fixed block one side, install horizontal slider between milling cutter fixed block and the indoor portion bottom of revising and the spout, vertical slider is installed in the inside embedding of spout of milling cutter fixed block one side position department, the milling cutter head is installed to vertical slider one side.

Preferably, the top end of the correction chamber is movably connected with a movable plate, one end of the movable plate is provided with a shielding plate, and an observation window is arranged in the shielding plate.

Preferably, a clamping block is installed at the center of one end of the shielding plate, and a clamping groove is formed in the position, corresponding to the clamping block, of the top end of the correction chamber.

Preferably, the bottom end of the correction chamber is provided with a deslagging assembly, and the deslagging assembly comprises a filter plate, a funnel, a suction pipe and a deslagging door;

the filter plate is installed in the embedding of the bottom of the interior of the correction chamber, the bottom of the filter plate is connected with a funnel, the bottom of the funnel is connected with a suction pipe, and a deslagging door is installed at the position, corresponding to the end part of the suction pipe, of one side of the workbench.

Preferably, the deslagging door is connected with the workbench through a door lock, and a handle is installed on one side of the deslagging door.

Preferably, workstation top limit portion fixed mounting has the support column, the control panel is installed on the support column top, the input of control panel and the output electric connection of commercial power, the output of control panel and the input electric connection who detects the sensor.

Preferably, the bottom of the workbench is welded with a bottom plate, and gaskets are mounted at four corners of the bottom plate.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:

1. be provided with determine module, through first fixing base, the second fixing base, servo motor, the effect of adapter and detection sensor, be convenient for fix the main shaft and be connected with servo motor, the effect through servo motor drives the main shaft and rotates according to appointed rotational speed, through the effect that detects the sensor, be convenient for detect the stability of the main shaft other end, thereby detect the error that the main shaft exists, effect through the shock pad, be convenient for cushion servo motor's vibrations, avoid the accuracy that vibrations influenced the device, it is more convenient to use.

2. Be provided with the centre gripping subassembly, through grip block, clamping screw's effect, be convenient for install and dismantle the main shaft, through the effect of card and recess that rises, be convenient for change according to the diameter of main shaft and rise the open angle of card to closely laminate with the main shaft of different diameters, through the effect of anti-skidding cushion, be convenient for increase rises the frictional force between card and the main shaft, improve fixed stability, take place to rock when avoiding the main shaft to rotate, influence the testing result of device.

3. Be provided with the correction subassembly, through the effect of correction room, four-jaw chuck, milling cutter fixed block and milling cutter head, be convenient for calculate the measurement that should mill processing according to the unbalance amount that records to accurately get rid of the unbalance amount, through the effect of spout, horizontal slider and vertical slider, the milling cutter head of being convenient for carries out the removal of two dimensions, thereby gets rid of the unbalance amount on the main shaft different planes, improves the accuracy of correction, and it is more convenient to use.

4. Be provided with the fly leaf, through the effect of fly leaf, shielding plate, fixture block and draw-in groove, be convenient for fix the shielding plate to will revise the room and shelter from, avoid revising the indoor portion milling and add the waste material departure that produces and accidentally injure operating personnel, use safer, through the effect of observation window, the operating personnel of being convenient for observes the particular case of its inside processing.

5. Be provided with the slagging-off subassembly, through the effect of filter plate and funnel, be convenient for with mill the waste material that produces man-hour collect the clearance, avoid the waste material to pile up at the correction indoor portion, through the effect of straw, be convenient for utilize suction make the waste material get into inside filter plate and the funnel fast to accelerate the clearance rate of waste material, through the effect of slagging-off door, be convenient for clear up the waste material of collecting, easy operation, convenient to use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a detection assembly of the present invention;

FIG. 3 is a schematic structural view of the clamping assembly of the present invention;

FIG. 4 is a schematic structural view of a corrector assembly in accordance with the present invention;

FIG. 5 is a schematic view of the construction of the shielding plate of the present invention;

FIG. 6 is a schematic view of the construction of the deslagging assembly of the present invention;

reference numbers in the figures: 1. a work table; 2. a detection table;

3. a detection component; 301. a first fixed seat; 302. a second fixed seat; 303. a servo motor; 304. a shock pad; 305. a sensor mount; 306. a bearing pipe; 307. a detection sensor;

4. a clamping assembly; 401. a clamping block; 402. fixing the screw rod; 403. expanding the card; 404. a bearing; 405. a groove; 406. an anti-slip resilient pad;

5. a correction component; 501. a correction chamber; 502. a four-jaw chuck; 503. a milling cutter fixing block; 504. a chute; 505. a transverse slide block; 506. a longitudinal slide block; 507. a milling head;

6. a movable plate; 7. a shielding plate; 8. an observation window; 9. a clamping block; 10. a card slot;

11. a deslagging assembly; 1101. filtering the plate; 1102. a funnel; 1103. a straw; 1104. a slag removal door;

12. a support pillar; 13. a control panel; 14. a base plate; 15. and (7) a gasket.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-6, the present invention provides a technical solution, a spindle error correction and detection integrated device of a numerical control machine tool, including a workbench 1, a detection table 2 is installed on one side of the top end of the workbench 1, a detection assembly 3 is installed on the top end of the detection table 2, the detection assembly 3 includes a first fixing seat 301, a second fixing seat 302, a servo motor 303, a shock pad 304, a sensor fixing frame 305, a socket pipe 306 and a detection sensor 307;

a first fixed seat 301 is fixedly installed on one side of the top end of the detection table 2, a second fixed seat 302 is fixedly installed on the top end of the detection table 2 and adjacent to the first fixed seat 301, a servo motor 303 is installed on one side of the first fixed seat 301, wherein the type of the servo motor 303 is Taida-B2, the input end of the servo motor 303 is electrically connected with the output end of commercial power, a shock pad 304 is installed between the servo motor 303 and the detection table 2, a sensor fixing frame 305 is installed on one side of the second fixed seat 302, a bearing pipe 306 is connected to one side of the sensor fixing frame 305, a detection sensor 307 is evenly embedded and installed on the edge of the bearing pipe 306, the type of the detection sensor 307 is XTY-PU-01, in order to facilitate the control device to work, a support column 12 is fixedly installed on the edge of the top end of the workbench 1, the output of control panel 13 and the input electric connection of detecting sensor 307, wherein the inside DVP-EH3PLC core control ware that adopts of control panel 13, in order to support the device for the convenience, the welding of workstation 1 bottom has bottom plate 14, and gasket 15 is all installed to bottom plate 14 four corners department.

In order to facilitate fixing the main shafts of different diameters, clamping component 4 is all installed on first fixing base 301 and second fixing base 302 top, clamping component 4 includes grip block 401, clamping screw 402, card 403 rises, bearing 404, recess 405 and anti-skidding elastic pad 406, the equal swing joint in first fixing base 301 and second fixing base 302 top has grip block 401, clamping screw 402 is installed in the embedding of grip block 401 one end, card 403 rises is all installed between first fixing base 301 and second fixing base 302 and grip block 401, card 403 one end that rises has cup jointed bearing 404, in order to facilitate driving the main shaft rotation, bearing 404 one end links to each other with servo motor 303's output shaft, card 403 one end outside has seted up recess 405 rises, card 403 internally mounted that rises has anti-skidding elastic pad 406.

In order to facilitate the correction of a spindle with errors, the other side of the top end of the workbench 1 is provided with a correction assembly 5, the correction assembly 5 comprises a correction chamber 501, a four-jaw chuck 502, a milling cutter fixing block 503, a sliding groove 504, a transverse sliding block 505, a longitudinal sliding block 506 and a milling cutter head 507, the other side of the top end of the workbench 1 is fixedly provided with the correction chamber 501, the bottom end of the interior of the correction chamber 501 is fixedly provided with the four-jaw chuck 502, one side of the interior of the correction chamber 501 is fixedly provided with the milling cutter fixing block 503, the bottom end of the interior of the correction chamber 501 and one side of the milling cutter fixing block 503 are both provided with the sliding groove 504, the transverse sliding block 505 is arranged between the milling cutter fixing block 503 and the sliding groove 504, the sliding groove 504 at one side of the milling cutter fixing block 503 is embedded with the longitudinal sliding block 506, baffle plate 7 is installed to fly leaf 6 one end, and baffle plate 7 is inside to have seted up observation window 8, and for the convenience of fixing baffle plate 7, baffle plate 7 one end central point department installs fixture block 9, and correction chamber 501 top and fixture block 9 correspond the position department and have seted up draw-in groove 10.

The bottom end of the correction chamber 501 is provided with the deslagging assembly 11, the deslagging assembly 11 comprises a filter plate 1101, a funnel 1102, a suction pipe 1103 and a deslagging door 1104, the filter plate 1101 is embedded in the bottom end of the interior of the correction chamber 501, the bottom end of the filter plate 1101 is connected with the funnel 1102, the bottom end of the funnel 1102 is connected with the suction pipe 1103, the deslagging door 1104 is installed at the position corresponding to the end of the suction pipe 1103 on one side of the workbench 1, automatic collection of waste materials is achieved, the waste materials are cleaned in the later period conveniently, the deslagging door 1104 is connected with the workbench 1 through a door lock, and a handle is installed.

The working principle and the using process of the invention are as follows: when the device works, firstly, the spindle is inserted into the expansion card 403 in the first fixing seat 301, the expansion card 403 is extruded by the spindle to be expanded outwards through the groove 405, so that the expansion card 403 is tightly attached to the spindle, the friction force between the spindle and the inner wall of the expansion card 403 is increased through the action of the anti-skid elastic pad 406 to avoid sliding between the spindle and the expansion card, then the clamping blocks 401 at the top ends of the first fixing seat 301 and the second fixing seat 302 are rotated, the expansion card 403 is extruded through the clamping blocks 401 to exert pressure on the outer side of the expansion card 403, so that the expansion card 403 is inwards contracted through the groove 405, so that the expansion card 403 and the spindle are fixed more stably, then the clamping blocks 401 are connected with the first fixing seat 301 and the second fixing seat 302 through the fixing screws 402, after the spindle is fixed, the servo motor 303 is started, and the expansion card 403 is driven by the servo motor 303 to rotate inside the first fixing seat 301 through the action of the bearing 404, then the expansion card 403 drives the main shaft to rotate, and then the stability of the main shaft rotation is detected through a detection sensor 307 on the outer side of the bearing pipe 306;

when the spindle rotates stably in a set period, it is determined that the spindle has no error, when the spindle rotates with a deviation, the unbalance amount of the spindle during rotation is detected by the detection sensor 307, and the unbalance amount is transmitted to the control board 13 for calculation, so as to calculate the measurement to be milled, after the spindle detection is completed, the spindle with the error is taken out from the first fixed seat 301 and the second fixed seat 302, then the spindle with the error is fixed by the four-jaw chuck 502, then the movable board 6 is rotated to shield the correction chamber 501 by the shielding board 7, and then the shielding board 7 is connected with the clamping groove 10 by the clamping block 9, so that the shielding board 7 is fixed, then the control board 13 controls the transverse slider 505 and the longitudinal slider 506 to slide according to the measurement to be milled, so as to move the milling head 507 to a designated position for milling, the unbalance on the spindle is removed through the milling head 507, and then the working condition inside the correction chamber 501 is convenient to observe through the observation window 8;

when the milling head 507 works, waste materials generated by milling of the spindle enter the hopper 1102 through the filter plate 1101 and are connected with the dust collector through the suction pipe 1103, certain suction force is generated on the hopper 1102, the waste materials can quickly enter the suction pipe 1103, the waste materials can enter the dust collector through the suction pipe 1103, the waste materials are prevented from being accumulated inside the correction chamber 501, after the milling is finished, the milling head 507 is closed, the spindle is taken down from the four-jaw chuck 502, the spindle is installed inside the first fixing seat 301 and the second fixing seat 302 again, the servo motor 303 is continuously started, the spindle is driven to rotate, secondary detection is carried out through the detection sensor 307, when the spindle rotates stably in a set period, the correction of the spindle is judged to be finished, and then the slag removal door 1104 is opened to clean the waste materials inside the dust collector, so that the operation is simple and the use is convenient, the accuracy of the spindle is improved by two detections.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a main shaft error correction and detection integrated device of digit control machine tool, includes workstation (1), its characterized in that: the detection device comprises a workbench (1), a detection table (2) and a detection assembly (3), wherein the detection table (2) is arranged on one side of the top end of the workbench (1), the detection assembly (3) is arranged on the top end of the detection table (2), and the detection assembly (3) comprises a first fixed seat (301), a second fixed seat (302), a servo motor (303), a shock pad (304), a sensor fixed frame (305), a receiving pipe (306) and a detection sensor (307);

the detection device is characterized in that a first fixing seat (301) is fixedly mounted on one side of the top end of the detection table (2), a second fixing seat (302) is fixedly mounted at a position, adjacent to the first fixing seat (301), of the top end of the detection table (2), a servo motor (303) is mounted on one side of the first fixing seat (301), the input end of the servo motor (303) is electrically connected with the output end of a mains supply, a shock absorption pad (304) is mounted between the servo motor (303) and the detection table (2), a sensor fixing frame (305) is mounted on one side of the second fixing seat (302), a socket pipe (306) is connected to one side of the sensor fixing frame (305), and detection sensors (307) are uniformly embedded into the edge of the;

clamping components (4) are mounted at the top ends of the first fixing seat (301) and the second fixing seat (302), and each clamping component (4) comprises a clamping block (401), a fixing screw (402), an expansion clamp (403), a bearing (404), a groove (405) and an anti-skidding elastic pad (406);

clamping blocks (401) are movably connected to the top ends of the first fixing seat (301) and the second fixing seat (302), a fixing screw (402) is embedded into one end of each clamping block (401), expansion clamps (403) are respectively installed between the first fixing seat (301) and the second fixing seat (302) and the clamping blocks (401), a bearing (404) is sleeved at one end of each expansion clamp (403), a groove (405) is formed in the outer side of one end of each expansion clamp (403), and an anti-skid elastic pad (406) is installed inside each expansion clamp (403);

a correcting component (5) is mounted on the other side of the top end of the workbench (1), and the correcting component (5) comprises a correcting chamber (501), a four-jaw chuck (502), a milling cutter fixing block (503), a sliding groove (504), a transverse sliding block (505), a longitudinal sliding block (506) and a milling head (507);

the other side of the top end of the workbench (1) is fixedly provided with a correction chamber (501), the bottom end inside the correction chamber (501) is fixedly provided with a four-jaw chuck (502), one side inside the correction chamber (501) is fixedly provided with a milling cutter fixing block (503), the bottom end inside the correction chamber (501) and one side of the milling cutter fixing block (503) are both provided with a sliding groove (504), a transverse sliding block (505) is arranged between the milling cutter fixing block (503) and the sliding groove (504), a longitudinal sliding block (506) is embedded into the sliding groove (504) at one side of the milling cutter fixing block (503), and one side of the longitudinal sliding block (506) is provided with a milling cutter head (507);

the bottom end of the correction chamber (501) is provided with a deslagging assembly (11), and the deslagging assembly (11) comprises a filter plate (1101), a funnel (1102), a suction pipe (1103) and a deslagging door (1104);

the utility model discloses a filter plate, including revise room (501), filter plate (1101) are installed to the inside bottom embedding of correction room (501), filter plate (1101) bottom is connected with funnel (1102), funnel (1102) bottom is connected with straw (1103), workstation (1) one side and straw (1103) tip correspond position department and install slagging-off door (1104).

2. The integrated device for correcting and detecting the spindle error of the numerical control machine tool according to claim 1, wherein: one end of the bearing (404) is connected with an output shaft of the servo motor (303).

3. The integrated device for correcting and detecting the spindle error of the numerical control machine tool according to claim 1, wherein: the top end of the correction chamber (501) is movably connected with a movable plate (6), a shielding plate (7) is installed at one end of the movable plate (6), and an observation window (8) is arranged inside the shielding plate (7).

4. The integrated device for correcting and detecting the spindle error of the numerical control machine tool according to claim 3, wherein: a clamping block (9) is installed at the center of one end of the shielding plate (7), and a clamping groove (10) is formed in the position, corresponding to the clamping block (9), of the top end of the correction chamber (501).

5. The integrated device for correcting and detecting the spindle error of the numerical control machine tool according to claim 1, wherein: the deslagging door (1104) is connected with the workbench (1) through a door lock, and a handle is installed on one side of the deslagging door (1104).

6. The integrated device for correcting and detecting the spindle error of the numerical control machine tool according to claim 1, wherein: workstation (1) top limit portion fixed mounting has support column (12), control panel (13) are installed on support column (12) top, the input of control panel (13) and the output electric connection of commercial power, the output of control panel (13) and the input electric connection who detects sensor (307).

7. The integrated device for correcting and detecting the spindle error of the numerical control machine tool according to claim 1, wherein: the bottom welding of workstation (1) has bottom plate (14), gasket (15) are all installed to bottom plate (14) four corners department.