CN117161850B - Numerical control internal grinding machine - Google Patents
Numerical control internal grinding machine Download PDFInfo
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- CN117161850B CN117161850B CN202311449811.5A CN202311449811A CN117161850B CN 117161850 B CN117161850 B CN 117161850B CN 202311449811 A CN202311449811 A CN 202311449811A CN 117161850 B CN117161850 B CN 117161850B
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- 238000005498 polishing Methods 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000001681 protective effect Effects 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000007517 polishing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention belongs to the technical field of internal grinding machines, and particularly relates to a numerical control internal grinding machine, which comprises a grinding machine body and a side frame fixedly arranged at the top of the grinding machine body, wherein one side of the side frame is rotatably arranged on a chuck, a movable seat is slidably arranged at the top of the grinding machine body, a first driving mechanism for driving the chuck to rotate and driving the movable seat to move left and right is arranged at the same side of the grinding machine body and the side frame, an internal grinding assembly is arranged at the top of the movable seat, the internal grinding assembly comprises a grinding mechanism, the grinding mechanism comprises an annular disc coaxially arranged with the chuck, and a plurality of movable sliding plates distributed in a circumferential array are embedded on the annular disc in a sliding manner. According to the invention, the plurality of polishing rollers distributed in the circumferential array are abutted against the inner wall of the workpiece to polish the inner wall of the workpiece, and compared with the traditional single polishing piece, the workpiece cannot jump in the polishing process, and the device is higher in stability.
Description
Technical Field
The invention relates to the technical field of internal grinding machines, in particular to a numerical control internal grinding machine.
Background
The internal grinder is mainly used for grinding the surface of an inner hole generated by a cylindrical, conical or other shape element wire and the end surface thereof; grinding machine for processing inner hole surface and end surface of workpiece generated by cylindrical, conical or other shape element wire; the internal grinding machines are divided into a general internal grinding machine and a universal internal grinding machine; wherein the universal internal grinding machine is the most widely used grinding machine; the inner cylindrical surface, the inner conical surface, the step shaft end surface and the like of various shaft and sleeve workpieces can be ground on the inner circular grinding machine.
However, when the existing internal grinder polishes the internal cylindrical surface of some sleeve-type workpieces, most of the adopted internal grinder is a single polishing head, and in the polishing process of the single polishing head, the workpiece is easy to jump due to single contact surface, so that the inner wall of the workpiece is easy to lose round, and the polishing amount of the workpiece cannot be adjusted at any time by the existing grinder, therefore, the numerical control internal grinder is provided.
Disclosure of Invention
The invention provides a numerical control internal grinding machine for solving the defects in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a numerical control internal grinding machine, includes grinding machine main part and fixed mounting at the side bearer at grinding machine main part top, one side of side bearer rotates and installs at the chuck, grinding machine main part's top slidable mounting has the removal seat, grinding machine main part and side bearer's same side is equipped with the actuating mechanism one that drive chuck rotated and drive removed the seat left and right sides and removed, the interior side polishing assembly is installed at the top of removal seat, interior side polishing assembly includes grinding machanism, grinding machanism includes the annular dish that sets up with the chuck is coaxial, embedded slidable mounting has a plurality of removal skateboards that are circumference array and distribute on the annular dish, it installs the grinding roller to rotate on the skateboard, a plurality of grinding roller rotation directions are opposite with the chuck rotation direction, still install the adjustment mechanism who adjusts the interval between a plurality of grinding rollers in the annular dish.
Preferably, the first driving mechanism comprises a protective cover fixedly connected with the grinding machine body and the side frame and a rotating shaft penetrating through the side frame and rotationally connected with the side frame, one end of the rotating shaft is fixedly connected with the chuck, the other end of the chuck is fixedly provided with a first belt pulley, the first driving mechanism further comprises a first motor fixedly installed on one side of the grinding machine body, the output shaft of the first motor is fixedly provided with a second belt pulley, the second belt pulley and the first belt pulley are sleeved with the same synchronous belt, one side of the grinding machine body is rotationally provided with a screw rod, the screw rod penetrates through the movable seat and is in spiral connection with the movable seat, the inner side of the protective cover is fixedly provided with a second motor, and the output shaft of the second motor is fixedly connected with one end of the screw rod.
Preferably, the inner polishing assembly further comprises a transverse plate fixedly arranged at the top of the movable seat, a vertical plate is fixedly arranged at the top of the transverse plate, a cylinder is installed on the vertical plate in a penetrating and rotating mode, one end of the cylinder is fixedly connected with the annular disc, the cylinder and the annular disc are coaxially arranged, a second driving mechanism is arranged between the transverse plate and the cylinder and comprises a gear ring fixedly sleeved on the cylinder and a third motor fixedly arranged at the top of the transverse plate, a second spur gear is fixedly arranged on an output shaft of the third motor, and the second spur gear is meshed with the gear ring.
Preferably, the movable slide plate is penetrated and rotated and is provided with a circular shaft, the circular shaft penetrates through the polishing roller and is fixedly connected with the polishing roller, the outer side of the cylinder is rotatably sleeved with an end face fluted disc, the end face fluted disc is fixedly connected with a vertical plate, and a synchronous mechanism is connected between the end face fluted disc and the movable slide plate.
Preferably, the synchronizing mechanism comprises a fixing frame fixedly arranged on the annular disc and a bevel gear II fixedly arranged at the end part of the circular shaft, a hexagonal cylinder is installed on the fixing frame in a penetrating and rotating mode, a hexagonal prism is installed in the hexagonal cylinder in a sliding mode, the top end of the hexagonal prism extends out of the hexagonal cylinder, a bevel gear I is fixedly sleeved on the hexagonal cylinder, the bevel gear I is meshed with the bevel gear II, a synchronizing rod is fixedly arranged at one end, far away from the center of the moving slide, the synchronizing rod is -shaped, one end, far away from the center of the end part of the cylinder, of the moving slide is in a rotating mode with the hexagonal prism, and a spur gear I meshed with the end face fluted disc is fixedly arranged at one end, close to the cylinder, of the hexagonal cylinder.
Preferably, the adjustment mechanism includes a frustum section of thick bamboo of slidable mounting in annular disk and drum, the inside cavity that is of frustum section of thick bamboo sets up and with the drum is coaxial, the one end fixed mounting that the removal slide is close to annular disk centre of a circle has the impeller, the impeller runs through frustum section of thick bamboo and with frustum section of thick bamboo sliding connection, the one end rotation cover that annular disk was kept away from to frustum section of thick bamboo is equipped with the protective sheath, the inner wall sliding connection of protective sheath and drum, one side fixed mounting that the frustum section of thick bamboo was kept away from to the protective sheath has the push rod, the slip cap is equipped with the fretwork frame on the push rod, fretwork frame and drum inner wall fixed connection, the top fixed mounting of diaphragm has the straight line module, slider top fixed mounting on the straight line module has the alignment jig, push rod and alignment jig fixed connection.
Preferably, a plurality of rectangular holes distributed in a circumferential array are formed in the frustum cylinder, a plurality of pushing blocks penetrate through the corresponding rectangular holes respectively and are in sliding connection with the inner walls of the two sides of the corresponding rectangular holes, limit grooves are formed in the inner walls of the two sides of the rectangular holes, a plurality of rollers distributed linearly are rotatably mounted on the two sides of the pushing blocks, and the rollers are rotatably mounted in the corresponding limit grooves respectively.
Preferably, a cleaning brush for cleaning the polishing roller is fixedly arranged on the movable sliding plate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the plurality of polishing rollers distributed in the circumferential array are abutted against the inner wall of the workpiece to polish the inner wall of the workpiece, and compared with the traditional single polishing piece, the workpiece cannot jump in the polishing process, so that the device is higher in stability;
2. the inner walls of the workpieces with various inner diameters can be polished by adjusting the intervals among the polishing rollers, so that the universality is higher, and the polishing amount of the polishing rollers can be adjusted by actively adjusting the intervals among the polishing rollers in the polishing process;
3. in the process of polishing the inner wall of the workpiece in the process of rotating the polishing roller around the axis of the workpiece as the center of a circle, the polishing roller rotates, and the rotation direction of the polishing roller is opposite to the rotation direction of the workpiece, so that the condition that a certain part of the polishing roller contacts with the workpiece for a long time can be prevented, the service life of the polishing roller is prolonged, and the condition that the temperature is too high due to the fact that a certain part of the polishing roller contacts with the workpiece for a long time can also be prevented.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a numerical control internal grinding machine according to the present invention;
FIG. 2 is a schematic view of the overall structure of a numerical control internal grinding machine according to another view angle;
FIG. 3 is a schematic structural view of an inner side grinding assembly in a numerical control internal grinding machine according to the present invention;
FIG. 4 is a schematic view of another view angle structure of an inner side grinding assembly in a numerical control internal grinding machine according to the present invention;
FIG. 5 is a schematic view of a partial structure of an inner grinding assembly of a numerical control internal grinding machine according to the present invention;
FIG. 6 is an enlarged schematic view of the portion A in FIG. 5;
FIG. 7 is a partial cross-sectional side view of an inner side grinding assembly of a numerically controlled internal grinding machine in accordance with the present invention;
fig. 8 is a schematic diagram of a separation structure of a frustum cylinder and a movable slide plate in a numerical control internal grinding machine according to the present invention.
In the figure: 1. a grinding machine body; 11. a side frame; 2. a chuck; 3. a first driving mechanism; 31. a rotating shaft; 32. a first belt pulley; 33. a first motor; 34. a belt pulley II; 35. a second motor; 36. a protective cover; 37. a screw rod; 4. a movable seat; 5. an inner edge polishing assembly; 51. a cross plate; 52. a riser; 53. a cylinder; 54. a polishing mechanism; 541. an annular disc; 542. a moving slide plate; 5421. a pushing block; 5422. a roller; 543. a circular shaft; 544. a grinding roller; 545. a cleaning brush; 55. a synchronizing mechanism; 551. a fixing frame; 552. a hexagonal cylinder; 553. a hexagonal prism; 554. a synchronizing lever; 555. bevel gears I; 556. bevel gears II; 557. a spur gear I; 56. a second driving mechanism; 561. a gear ring; 562. a third motor; 563. a spur gear II; 57. an adjusting mechanism; 571. a frustum cylinder; 5711. a rectangular hole; 5712. a limit groove; 572. a protective sleeve; 573. a hollowed-out frame; 574. a push rod; 58. a linear module; 581. an adjusting frame; 59. end face fluted disc.
Description of the embodiments
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the utility model provides a numerical control internal grinding machine, including grinding machine body 1 and fixed mounting at the side bearer 11 at grinding machine body 1 top, one side rotation of side bearer 11 is installed at chuck 2, grinding machine body 1's top slidable mounting has movable seat 4, grinding machine body 1 and the same side of side bearer 11 are equipped with drive chuck 2 rotation and drive movable seat 4 about the actuating mechanism one 3, interior grinding assembly 5 is installed at movable seat 4's top, interior grinding assembly 5 includes grinding mechanism 54, grinding mechanism 54 includes the annular dish 541 that sets up with chuck 2 is coaxial, embedded slidable mounting has a plurality of removal slide 542 that are circumference array distribution on the annular dish 541, it installs the grinding roller 544 to rotate on the removal slide 542, a plurality of grinding roller 544 autorotation direction is opposite with chuck 2 autorotation direction, still install the adjustment mechanism 57 of interval between a plurality of grinding roller 544 in the annular dish 541.
The first driving mechanism 3 comprises a protection cover 36 fixedly connected with the grinding machine body 1 and the side frame 11, and a rotating shaft 31 penetrating through the side frame 11 and rotationally connected with the side frame 11, one end of the rotating shaft 31 is fixedly connected with the chuck 2, the other end of the chuck 2 is fixedly provided with a first belt pulley 32, the first driving mechanism 3 further comprises a first motor 33 fixedly arranged on one side of the grinding machine body 1, an output shaft of the first motor 33 is fixedly provided with a second belt pulley 34, the second belt pulley 34 and the first belt pulley 32 are sleeved with the same synchronous belt, one side of the grinding machine body 1 is rotationally provided with a screw rod 37, the screw rod 37 penetrates through the movable seat 4 and is in spiral connection with the movable seat 4, the inner side of the protection cover 36 is fixedly provided with a second motor 35, and an output shaft of the second motor 35 is fixedly connected with one end of the screw rod 37.
The inner polishing assembly 5 further comprises a transverse plate 51 fixedly arranged at the top of the movable seat 4, a vertical plate 52 is fixedly arranged at the top of the transverse plate 51, a cylinder 53 is installed on the vertical plate 52 in a penetrating and rotating mode, one end of the cylinder 53 is fixedly connected with the annular disc 541, the cylinder 53 and the annular disc 541 are coaxially arranged, a second driving mechanism 56 is arranged between the transverse plate 51 and the cylinder 53, the second driving mechanism 56 comprises a gear ring 561 fixedly sleeved on the cylinder 53 and a third motor 562 fixedly arranged at the top of the transverse plate 51, a second spur gear 563 is fixedly arranged on an output shaft of the third motor 562, and the second spur gear 563 is meshed with the gear ring 561.
The movable sliding plate 542 is rotatably provided with a circular shaft 543, the circular shaft 543 penetrates through the polishing roller 544 and is fixedly connected with the polishing roller 544, the outer side of the cylinder 53 is rotatably sleeved with an end face fluted disc 59, the end face fluted disc 59 is fixedly connected with the vertical plate 52, and a synchronizing mechanism 55 is connected between the end face fluted disc 59 and the movable sliding plate 542.
The synchronizing mechanism 55 comprises a fixing frame 551 fixedly arranged on the annular disc 541 and a bevel gear II 556 fixedly arranged at the end part of the circular shaft 543, a hexagonal cylinder 552 is rotatably arranged on the fixing frame 551 in a penetrating mode, a hexagonal prism 553 is slidably arranged in the hexagonal cylinder 552, the top end of the hexagonal prism 553 extends out of the hexagonal cylinder 552, a bevel gear I555 is fixedly sleeved on the hexagonal prism 553, the bevel gear I555 is meshed with the bevel gear II 556, a synchronizing rod 554 is fixedly arranged at one end of the moving slide 542, which is far away from the center of the moving slide 542, the synchronizing rod 554 is -shaped, one end of the moving slide 542 is rotatably connected with the hexagonal prism 553, which is far away from the center of the end part of the cylinder 53, and a spur gear I557 meshed with the end face fluted disc 59 is fixedly arranged at one end of the hexagonal cylinder 552, which is close to the cylinder 53.
Further, the hexagonal prism 553 can be ensured to move synchronously with the corresponding moving slide plate 542 by the synchronizing rod 554, so that the first 555 and the second 556 bevel gears are ensured to be always meshed, and therefore, when the intervals among the plurality of grinding rollers 544 are different, the plurality of grinding rollers 544 can always maintain the autorotation state in the process of rotating the cylinder 53 by the synchronizing mechanism 55 and the end face fluted disc 59.
The adjusting mechanism 57 comprises a frustum tube 571 which is slidably arranged in the annular disc 541 and the cylinder 53, the interior of the frustum tube 571 is hollow and is coaxially arranged with the cylinder 53, one end of the movable sliding plate 542, which is close to the center of the annular disc 541, is fixedly provided with a pushing block 5421, the pushing block 5421 penetrates through the frustum tube 571 and is slidably connected with the frustum tube 571, one end of the frustum tube 571, which is far away from the annular disc 541, is rotatably sleeved with a protective sleeve 572, the protective sleeve 572 is slidably connected with the inner wall of the cylinder 53, one side of the protective sleeve 572, which is far away from the frustum tube 571, is fixedly provided with a push rod 574, a hollowed-out frame 573 is slidably sleeved on the push rod 574, the hollowed-out frame 573 is fixedly connected with the inner wall of the cylinder 53, the top of the transverse plate 51 is fixedly provided with a linear module 58, the top of the sliding block on the linear module 58 is fixedly provided with an adjusting frame 581.
The frustum tube 571 is provided with a plurality of rectangular holes 5711 distributed in a circumferential array, the plurality of pushing blocks 5421 respectively penetrate through the corresponding rectangular holes 5711 and are in sliding connection with the inner walls of the two sides of the corresponding rectangular holes 5711, the inner walls of the two sides of the rectangular holes 5711 are provided with limit grooves 5712, the two sides of the pushing blocks 5421 are rotatably provided with a plurality of rollers 5422 distributed linearly, and the plurality of rollers 5422 are rotatably arranged in the corresponding limit grooves 5712.
Further, as shown in fig. 7 and 8, when the frustum tube 571 continuously protrudes from the annular disc 541 from right to left, the plurality of rollers 5422 at both sides of the pushing block 5421 slide in the two limiting grooves 5712 and drive the pushing block 5421 to slide in the rectangular hole 5711, and as the frustum tube 571 is in a special frustum shape, when the plurality of pushing blocks 5421 move from the conical top to the conical bottom of the frustum tube 571, the distance between the plurality of moving sliding plates 542 gradually increases, otherwise gradually decreases;
while the protective sleeve 572 inside the cylinder 53 ensures that the frustoconical cylinder 571 remains always coaxially positioned with the annular disc 541 and with the cylinder 53.
A cleaning brush 545 for cleaning the polishing roller 544 is fixedly installed on the moving slide 542.
Further, during the process of rotating the polishing roller 544 around the axis of the polishing roller 544 as a circle center, the cleaning brush 545 can sweep the polishing roller 544, so that the situation that polishing scraps adhere to the polishing roller 544 is reduced, and the polishing roller 544 is not affected by the polishing scraps is ensured.
In this embodiment: when the grinding machine is used, a workpiece to be ground is clamped by the chuck 2, the motor II 35 is started to drive the screw rod 37 to rotate, the screw rod 37 is then driven to drive the movable seat 4 to move on the grinding machine main body 1, after the movable seat 4 drives the grinding rollers 544 on the inner grinding assembly 5 to extend into the workpiece, the linear module 58 is started again to drive the adjusting frame 581 to be close to the vertical plate 52, the adjusting frame 581 continuously ejects the frustum cylinder 571 from the movable sliding plate 542 through the push rod 574 and the protective sleeve 572, at the moment, the distance between the movable sliding plates 542 is continuously increased, and after the movable sliding plates 542 drive the grinding rollers 544 to abut against the inner wall of the workpiece, the motor III 562 and the motor I33 can be started;
the first motor 33 rotates and drives the first belt pulley 32 to rotate through the second belt pulley 34 and the synchronous belt, the first belt pulley 32 drives the chuck 2 and a workpiece clamped by the chuck 2 to rotate around the axis of the chuck through the rotating shaft 31, the third motor 562 rotates and drives the gear ring 561 to rotate through the second spur gear 563, the gear ring 561 drives the annular disc 541 to rotate through the cylinder 53, and the annular disc 541 drives the plurality of grinding rollers 544 to rotate through the plurality of movable sliding plates 542 to grind the inner wall of the workpiece;
in the rotation process of the annular disc 541, as the position of the end face fluted disc 59 is unchanged, the first spur gear 557 on the plurality of synchronous mechanisms 55 revolves around the axis of the end face fluted disc 59, and as the first spur gear 557 is meshed with the end face fluted disc 59, the end face fluted disc 59 revolves around the axis of the end face fluted disc 59 and rotates around the axis of the end face fluted disc 59, the first spur gear 557 rotates and drives the first bevel gear 555 to rotate through the hexagonal cylinder 552 and the hexagonal prism 553, the first bevel gear 555 then drives the second bevel gear 556 to rotate, and the second bevel gear 556 drives the grinding roller 544 to rotate around the axis of the bevel gear through the circular shaft 543, so that the contact part between the grinding roller 544 and the inner wall of a workpiece can be continuously adjusted in the process of attaching the inner wall of the workpiece, the part of the grinding roller 544 for polishing the inner wall of the workpiece for a long time is not the same place, and the abrasion condition of the grinding roller 544 is reduced;
in the process of polishing the inner wall of the workpiece, the adjusting frame 581 is driven by the linear module 58 to gradually approach the vertical plate 52, then the adjusting frame 581 continuously ejects the frustum tube 571 from the movable sliding plate 542 through the push rod 574 and the protective sleeve 572, at this time, the intervals between the plurality of movable sliding plates 542 are continuously increased, and the intervals between the plurality of polishing rollers 544 are also continuously increased, so that the polishing depth of the polishing rollers 544 on the workpiece can be continuously adjusted in the polishing process.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (2)
1. The utility model provides a numerical control internal grinding machine, includes grinding machine body (1) and fixed mounting at side bearer (11) at grinding machine body (1) top, its characterized in that: one side of the side frame (11) is rotatably provided with a chuck (2), and the top of the grinding machine body (1) slides
The grinding machine is characterized in that a movable seat (4) is installed, a first driving mechanism (3) for driving the chuck (2) to rotate and driving the movable seat (4) to move left and right is arranged on the same side of the grinding machine body (1) and the side frame (11), an inner side grinding assembly (5) is installed at the top of the movable seat (4), the inner side grinding assembly (5) comprises a grinding mechanism (54), the grinding mechanism (54) comprises an annular disc (541) coaxially arranged with the chuck (2), a plurality of movable sliding plates (542) distributed in a circumferential array are embedded and slidably installed on the annular disc (541), grinding rollers (544) are rotatably installed on the movable sliding plates (542), the rotation direction of the grinding rollers (544) is opposite to the rotation direction of the chuck (2), and an adjusting mechanism (57) for adjusting the distance between the grinding rollers (544) is also installed in the annular disc (541);
the inner side polishing assembly (5) further comprises a transverse plate (51) fixedly arranged at the top of the movable seat (4), a vertical plate (52) is fixedly arranged at the top of the transverse plate (51), a cylinder (53) is installed on the vertical plate (52) in a penetrating and rotating mode, one end of the cylinder (53) is fixedly connected with the annular disc (541), the cylinder (53) and the annular disc (541) are coaxially arranged, a driving mechanism II (56) is arranged between the transverse plate (51) and the cylinder (53), the driving mechanism II (56) comprises a gear ring (561) fixedly sleeved on the cylinder (53) and a motor III (562) fixedly arranged at the top of the transverse plate (51), and a spur gear II (563) is fixedly arranged on an output shaft of the motor III (562) and meshed with the gear ring (561);
a circular shaft (543) is rotatably installed on the movable slide plate (542) in a penetrating manner, the circular shaft (543) penetrates through the polishing roller (544) and is fixedly connected with the polishing roller (544), an end face fluted disc (59) is rotatably sleeved on the outer side of the cylinder (53), the end face fluted disc (59) is fixedly connected with the vertical plate (52), and a synchronizing mechanism (55) is connected between the end face fluted disc (59) and the movable slide plate (542);
the synchronous mechanism (55) comprises a fixing frame (551) fixedly arranged on an annular disc (541) and a bevel gear II (556) fixedly arranged at the end part of a round shaft (543), a hexagonal cylinder (552) is rotatably arranged on the fixing frame (551) in a penetrating mode, a hexagonal prism (553) is slidably arranged in the hexagonal cylinder (552), the top end of the hexagonal prism (553) extends out of the hexagonal cylinder (552), a bevel gear I (555) is fixedly sleeved on the hexagonal prism (553), the bevel gear I (555) is meshed with the bevel gear II (556), one end, far away from the center of the moving slide (542), of the moving slide (542) is fixedly provided with a synchronous rod (554), the synchronous rod (554) is -shaped, one end, far away from the moving slide (542), of the synchronous rod (554) is rotatably connected with the center of the end part, far away from the cylinder (53), of the hexagonal prism (552), and one end, close to the cylinder (53), of the hexagonal cylinder (552) is fixedly provided with a straight gear I (557) meshed with a fluted disc (59).
The adjusting mechanism (57) comprises a frustum cylinder (571) which is slidably arranged in an annular disc (541) and a cylinder (53), the interior of the frustum cylinder (571) is hollow and is coaxially arranged with the cylinder (53), one end of the movable sliding plate (542) close to the center of the annular disc (541) is fixedly provided with a pushing block (5421), the pushing block (5421) penetrates through the frustum cylinder (571) and is slidably connected with the frustum cylinder (571), one end of the frustum cylinder (571) far away from the annular disc (541) is rotatably sleeved with a protective sleeve (572), the protective sleeve (572) is slidably connected with the inner wall of the cylinder (53), one side of the protective sleeve (572) far away from the frustum cylinder (571) is fixedly provided with a push rod (574), the push rod (574) is slidably sleeved with a hollowed-out frame (573), the hollowed-out frame (573) is fixedly connected with the inner wall of the cylinder (53), the top of the transverse plate (51) is fixedly provided with a linear module (58), one end of the sliding block (58) is fixedly provided with the top of the linear module (581), and the protective sleeve (574) is fixedly connected with the push rod (581).
A plurality of rectangular holes (5711) distributed in a circumferential array are formed in the frustum cylinder (571), a plurality of pushing blocks (5421) penetrate through the corresponding rectangular holes (5711) respectively and are connected with the inner walls of the two sides of the corresponding rectangular holes (5711) in a sliding mode, limit grooves (5712) are formed in the inner walls of the two sides of the rectangular holes (5711), a plurality of rollers (5422) distributed linearly are rotatably mounted on the two sides of the pushing blocks (5421), and the plurality of rollers (5422) are rotatably mounted in the corresponding limit grooves (5712) respectively;
a cleaning brush (545) for cleaning the polishing roller (544) is fixedly arranged on the movable sliding plate (542).
2. A numerically controlled internal grinding machine as set forth in claim 1, wherein: the first driving mechanism (3) comprises a protection cover (36) fixedly connected with the grinding machine body (1) and the side frame (11) and a rotating shaft (31) penetrating through the side frame (11) and rotationally connected with the side frame (11), one end of the rotating shaft (31) is fixedly connected with the chuck (2), the other end of the chuck (2) is fixedly provided with a first belt pulley (32), the first driving mechanism (3) further comprises a first motor (33) fixedly arranged on one side of the grinding machine body (1), a second belt pulley (34) is fixedly arranged on an output shaft of the first motor (33), the second belt pulley (34) and the first belt pulley (32) are sleeved with the same synchronous belt, one side of the grinding machine body (1) is rotationally provided with a screw rod (37), the screw rod (37) penetrates through the movable seat (4) and is spirally connected with the movable seat (4), the inner side of the protection cover (36) is fixedly provided with a second motor (35), and an output shaft of the second motor (35) is fixedly connected with one end of the screw rod (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311449811.5A CN117161850B (en) | 2023-11-02 | 2023-11-02 | Numerical control internal grinding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311449811.5A CN117161850B (en) | 2023-11-02 | 2023-11-02 | Numerical control internal grinding machine |
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| Publication Number | Publication Date |
|---|---|
| CN117161850A CN117161850A (en) | 2023-12-05 |
| CN117161850B true CN117161850B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311449811.5A Active CN117161850B (en) | 2023-11-02 | 2023-11-02 | Numerical control internal grinding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117161850A (en) | 2023-12-05 |
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