CN115837615B - Grinding and polishing device and grinding and polishing machine tool with same - Google Patents
Grinding and polishing device and grinding and polishing machine tool with same Download PDFInfo
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- CN115837615B CN115837615B CN202310098204.2A CN202310098204A CN115837615B CN 115837615 B CN115837615 B CN 115837615B CN 202310098204 A CN202310098204 A CN 202310098204A CN 115837615 B CN115837615 B CN 115837615B
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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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Abstract
The application discloses a grinding and polishing device and a grinding and polishing machine tool with the same. The grinding and polishing device comprises a positioning component, a grinding and polishing head and a holding component. The positioning component comprises a positioning seat and a positioning sleeve, the positioning sleeve is fixedly arranged on the positioning seat, and the axial direction of the positioning sleeve is perpendicular to the surface of the workpiece to be polished; the grinding and polishing head comprises a supporting part, a driving part, a screw rod assembly, a guide rod and a grinding and polishing disc; the enclasping component comprises a driving mechanism and an enclasping mechanism, the driving mechanism is arranged on the positioning seat, the enclasping mechanism is arranged on the positioning sleeve and connected with the driving mechanism, the enclasping mechanism is provided with a locking position for enclasping the guide rod in the positioning sleeve and an unlocking position for avoiding the guide rod so that the guide rod can reciprocate along the axis direction of the positioning sleeve, and the driving mechanism is used for driving the enclasping mechanism to switch between the locking position and the unlocking position. The application can solve the problem that the grinding and polishing quality of the workpiece is difficult to ensure during the processing of the grinding and polishing machine tool in the prior art.
Description
Technical Field
The application relates to the technical field of plate-shaped structure processing machine tools, in particular to a grinding and polishing device and a grinding and polishing machine tool with the same.
Background
The super-large-caliber organic glass plate grinding and polishing machine tool is used for grinding and polishing the plane of the super-large-caliber organic glass plate, and the working stability of the grinding and polishing machine tool is directly related to the flatness of the organic glass plate and the thickness of the organic glass plate.
The common grinding head of the grinding and polishing machine tool is vertically controlled by adopting a single-wire rod to control movement, when the mode is used for an ultra-large caliber grinding and polishing machine tool, the grinding head needs to be in the same plane for a long time for high grinding due to large size (the diameter is more than or equal to 3500), the grinding head and a polishing disc have large mass, the accuracy of a screw rod is irreversibly influenced during long-time processing, and the accuracy of the machine tool during grinding is seriously disturbed. That is, the vertical movement of the grinding head is controlled by using the screw rod alone, so that the risk is high, and the plane grinding and polishing quality of the organic glass plate is difficult to ensure.
Disclosure of Invention
The application aims to provide a grinding and polishing device and a grinding and polishing machine tool with the same, which at least solve the problem that the grinding and polishing quality of a workpiece is difficult to ensure when the grinding and polishing machine tool in the prior art is used for processing.
The present application provides an abrasive polishing apparatus comprising:
the positioning component comprises a positioning seat and a positioning sleeve, wherein the positioning seat is arranged at the end part of a preset cantilever, the positioning sleeve is fixedly arranged on the positioning seat, and the axial direction of the positioning sleeve is vertical to the surface of a workpiece to be polished;
the polishing head comprises a supporting part, a driving part, a screw rod assembly, a guide rod and a polishing disc, wherein the guide rod is arranged in the positioning sleeve in a penetrating manner and can reciprocate along the axial direction of the positioning sleeve, the supporting part is arranged at the top end of the guide rod, the polishing disc is fixedly connected to the bottom end of the guide rod, the driving part is arranged on the supporting part, the screw rod assembly is connected between the positioning sleeve and the driving part, and the driving part is used for driving the screw rod assembly to stretch along the height direction of the positioning sleeve so as to drive the guide rod to reciprocate along the axial direction of the positioning sleeve;
the enclasping component comprises a driving mechanism and an enclasping mechanism, the driving mechanism is installed on the positioning seat, the enclasping mechanism is arranged on the positioning sleeve and is connected with the driving mechanism, the enclasping mechanism is provided with a locking position for enclasping and fixing the guide rod in the positioning sleeve and an unlocking position for avoiding the guide rod so that the guide rod can reciprocate along the axial direction of the positioning sleeve, and the driving mechanism is used for driving the enclasping mechanism to switch between the locking position and the unlocking position.
Further, a mounting hole is formed in the side wall of the positioning sleeve, the axis direction of the mounting hole is perpendicular to the axis direction of the positioning sleeve, and the mounting hole is communicated with the inner space of the positioning sleeve; the enclasping mechanism comprises:
the connecting piece is arranged in the mounting hole in a penetrating way;
the locking blocks are arranged in a plurality of blocks, the locking blocks are sequentially sleeved on the connecting piece at intervals, and the driving mechanism is connected with the connecting piece and drives the locking blocks to be close to each other so as to tightly lock the guide rod in the positioning sleeve to be positioned at the locking position.
Further, the number of the locking blocks is two, the two locking blocks are sleeved on the connecting piece at intervals, and one side, close to the guide rod, of the locking blocks is provided with an arc surface matched with the outer surface of the guide rod.
Further, the connecting piece is the connecting rod, the connecting rod wears to establish in the mounting hole, just the connecting rod is kept away from actuating mechanism's one end cover is equipped with at least one stop nut, and the polylith the latch segment is in the spacer sleeve is established in proper order on the connecting rod, the connecting rod is close to actuating mechanism's one end with actuating mechanism connects.
Further, the driving mechanism includes:
the driving cylinder is arranged on the positioning seat and stretches in the direction perpendicular to the axis of the mounting hole;
the first end of the hinge rod is hinged to the telescopic rod of the driving cylinder, the second end of the hinge rod is hinged to one end, far away from the limiting nut, of the connecting piece, an arc block is arranged at the second end of the hinge rod, and the hinge position of the second end of the hinge rod and the connecting piece deviates from the circle center of the arc block;
when the driving cylinder drives the hinging rod to rotate, the circular arc blocks are at least used for pushing the locking blocks to be folded along the length direction of the connecting piece so as to tightly lock the guide rod.
Further, one end of the connecting piece, which is close to the hinging rod, is sleeved with an abutting gasket, and the arc block abuts against the abutting gasket.
Further, an adjusting gap is arranged on the positioning sleeve, the adjusting gap penetrates through the positioning sleeve in the length direction, and an adjusting bolt for adjusting the width of the adjusting gap is arranged on the positioning sleeve in a penetrating mode.
Further, an avoidance groove is formed in the side wall of the positioning sleeve, the avoidance groove extends along the length direction of the positioning sleeve, a displacement detection element is arranged on the guide rod, and the displacement detection element penetrates out of the positioning sleeve from the avoidance groove.
Further, a roller is arranged on the guide rod, the roller is rollably installed in the avoidance groove, and the displacement detection element is arranged on the roller.
On the other hand, the application also discloses a grinding and polishing machine tool, which comprises the grinding and polishing device.
Compared with the prior art, the technical scheme of the application has at least the following technical effects:
because the grinding and polishing device is provided with the enclasping component, the guide rod can be enclasped and fixed in the positioning sleeve by the enclasping component in the grinding and polishing process of the grinding and polishing head, and the screw rod component bears the gravity from the grinding and polishing head and has smaller grinding and polishing force in the grinding and polishing process of the grinding and polishing head, even if the grinding and polishing device is used for a long time, the screw rod component cannot deform, and the screw rod component can keep the precision in the initial state for a long time. When the driving part drives the screw rod assembly to stretch out and draw back, the position of the grinding and polishing disc can be accurately controlled, the accuracy and the stability of the vertical position of the grinding and polishing head can be well ensured, the grinding flatness and the grinding thickness of the grinding and polishing device on plate-shaped structures such as organic glass plates and the like can be further ensured, and the processing quality of the grinding and polishing device on the organic glass plates and the like can be ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic view of a polishing apparatus according to an embodiment of the present application at a first viewing angle;
fig. 2 is a schematic structural view of the polishing apparatus according to the embodiment of the present application when the polishing apparatus is at a second viewing angle (with the support portion removed);
FIG. 3 is a front view of an abrasive polishing device according to an embodiment of the present application;
FIG. 4 is a section A-A of FIG. 3;
fig. 5 is an enlarged view of the region M in fig. 1;
fig. 6 is an enlarged view of the N region in fig. 2;
FIG. 7 is a perspective view of a hinge lever according to an embodiment of the present application;
fig. 8 is a front view of a hinge lever according to an embodiment of the present application.
Wherein the above figures include the following reference numerals:
10. a positioning member; 11. a positioning seat; 12. a positioning sleeve; 121. a mounting hole; 122. adjusting the gap; 123. an adjusting bolt; 124. an avoidance groove; 20. grinding and polishing head; 21. a support part; 22. a driving section; 23. a screw assembly; 24. a guide rod; 25. grinding and polishing a disc; 26. a reduction gearbox; 30. a clasping member; 31. a driving mechanism; 311. a driving cylinder; 312. a hinge rod; 3121. arc blocks; 32. a clasping mechanism; 321. a connecting piece; 322. a locking block; 3221. a cambered surface; 323. a limit nut; 324. abutting the gasket; 40. a roller; 50. a displacement detecting element.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the authorization specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Referring to fig. 1 to 4, according to an embodiment of the present application, there is provided an abrasive polishing apparatus. The grinding and polishing apparatus includes a positioning member 10, a grinding and polishing head 20, and a holding member 30.
The positioning component 10 comprises a positioning seat 11 and a positioning sleeve 12, the positioning seat 11 is arranged at the end part of a preset cantilever (not shown in the figure), the positioning sleeve 12 is fixedly arranged on the positioning seat 11, and the axial direction of the positioning sleeve 12 is perpendicular to the surface of a workpiece (not shown in the figure) to be polished. The polishing head 20 comprises a supporting part 21, a driving part 22, a screw rod assembly 23, a guide rod 24 and a polishing disc 25, wherein the guide rod 24 is arranged in the positioning sleeve 12 in a penetrating manner and can reciprocate along the axial direction of the positioning sleeve 12, the supporting part 21 is arranged at the top end of the guide rod 24, the polishing disc 25 is fixedly connected to the bottom end of the guide rod 24, the driving part 22 is arranged on the supporting part 21, the screw rod assembly 23 is connected between the positioning sleeve 12 and the driving part 22, and the driving part 22 is used for driving the screw rod assembly 23 to stretch and retract along the height direction of the positioning sleeve 12 so as to drive the guide rod 24 to reciprocate along the axial direction of the positioning sleeve 12. The clasping member 30 includes a driving mechanism 31 and a clasping mechanism 32, the driving mechanism 31 is mounted on the positioning seat 11, the clasping mechanism 32 is disposed on the positioning sleeve 12 and connected with the driving mechanism 31, the clasping mechanism 32 has a locking position for clasping the guide bar 24 in the positioning sleeve 12 and an unlocking position for avoiding the guide bar 24 so that the guide bar 24 can reciprocate along the axial direction of the positioning sleeve 12, and the driving mechanism 31 is used for driving the clasping mechanism 32 to switch between the locking position and the unlocking position.
In actual installation, the polishing apparatus in this embodiment is mounted on the end of the cantilever of the polishing machine tool through the positioning seat 11. When the plate-shaped structures such as the organic glass plates and the like need to be ground and polished, after the cantilever is driven to move to a certain position by other control mechanisms, the driving part 22 is utilized to drive the screw rod assembly 23 to stretch and retract, and then the guide rod 24 can be driven to reciprocate along the axial direction of the positioning sleeve 12, when the driving part 22 drives the screw rod assembly 23 to move to a certain height, and then the grinding and polishing disc 25 is driven to move to a preset position, the driving mechanism 31 is utilized to drive the holding mechanism 32 to hold and fasten the guide rod 24 in the positioning sleeve 12. Thereafter, other mechanisms are utilized to drive the plate-shaped structures such as the organic glass plate and the like at the bottom of the grinding and polishing head 20 to move, and meanwhile, the cantilever is controlled to swing and drive the grinding and polishing head 20 to swing, so that the organic glass plate and the like can be ground and polished.
Because the grinding and polishing device in this embodiment is provided with the clasping component 30, by the effect of the clasping component 30, the guide rod 24 can be clasped and fixed in the positioning sleeve 12 in the grinding and polishing process of the grinding and polishing head 20, the screw rod assembly 23 bears the gravity from the grinding and polishing head 20 and the grinding and polishing force is smaller, and even if the grinding and polishing device is used for a long time, the screw rod assembly 23 cannot deform, and the screw rod assembly 23 can maintain the precision in the initial state for a long time. When the driving part 22 drives the screw rod assembly 23 to stretch out and draw back, the position of the grinding and polishing disc 25 can be accurately controlled, the accuracy and the stability of the vertical position of the grinding and polishing head 20 can be well ensured, the grinding flatness and the grinding thickness of the grinding and polishing device on plate-shaped structures such as organic glass plates and the like can be further ensured, and the processing quality of the grinding and polishing device on the organic glass plates and the like can be ensured.
Specifically, the supporting portion 21 in the present embodiment may be a supporting frame, a supporting plate, or the like, and in actual installation, the supporting portion 21 is fixedly mounted on the top end of the guide bar 24, and the driving portion 22 is fixedly mounted on the supporting portion 21. The driving part 22 comprises a driving motor, and in actual use, the driving motor is in driving connection with a reduction gearbox 26, and a screw rod assembly 23 is connected between the reduction gearbox 26 and the positioning sleeve 12, when the driving motor works, the reduction gearbox 26 can be driven to move, and then the screw rod assembly 23 can be driven to stretch and retract, so that the guide rod 24 can be driven to reciprocate along the axis direction of the positioning sleeve 12, and finally the purpose of adjusting the position of the polishing disc 25 is achieved.
Optionally, the screw assembly 23 in this embodiment includes a screw and a nut, where the nut is embedded in the positioning sleeve 12, the nut is sleeved on the screw, the top end of the screw is connected with the reduction gearbox 26, and when the reduction gearbox 26 rotates, the screw can be driven to stretch and retract, so as to drive the guide rod 24 to reciprocate along the axis direction of the positioning sleeve 12, which is simple in structure and convenient to implement. In actual installation, the screw rod is positioned outside the positioning sleeve 12, so that maintenance and installation are convenient.
When the height position of the polishing disc 25 needs to be adjusted, the driving mechanism 31 drives the clasping mechanism 32 to be switched to the unlocking position, and then the driving part 22 drives the screw rod assembly 23 to move so as to adjust the height of the polishing disc 25 to a preset position. Then, the driving mechanism 31 drives the holding mechanism 32 to switch to the locking position to hold and lock the guide rod 24, and other mechanisms drive the plate-shaped structures such as the organic glass plate positioned at the bottom of the grinding and polishing head 20 to move, and meanwhile, the cantilever is controlled to swing and drive the grinding and polishing head 20 to swing, so that the organic glass plate and the like can be ground and polished.
In order to facilitate the installation of the clasping mechanism 32, the sidewall of the positioning sleeve 12 in this embodiment is provided with an installation hole 121, the axial direction of the installation hole 121 is perpendicular to the axial direction of the positioning sleeve 12, and the installation hole 121 is disposed in communication with the inner space of the positioning sleeve 12. And the clasping mechanism 32 includes a connector 321 and a plurality of locking blocks 322. In actual installation, the connecting piece 321 is penetrated in the installation hole 121; the locking blocks 322 are sequentially sleeved on the connecting piece 321 at intervals, and the driving mechanism 31 is connected with the connecting piece 321 and drives the locking blocks 322 to be close to each other so as to tightly lock the guide rod 24 in the positioning sleeve 12 to be in the locking position.
That is, when the driving mechanism 31 drives the locking blocks 322 to retract, the guide rod 24 can be tightly held, and the guide rod 24 can be locked and fixed, so that the structure is simple, stable and reliable.
Illustratively, in this embodiment, the locking blocks 322 are two, the two locking blocks 322 are sleeved on the connecting member 321 at intervals, and an arc surface 3221 adapted to the outer surface of the guide rod 24 is disposed on one side of each locking block 322 close to the guide rod 24, and in actual use, the locking blocks 322 are matched with the surface of the guide rod 24 through the arc surface 3221, so that the guide rod 24 is not easy to wear, and the service life of the grinding and polishing device can be ensured. Of course, in other embodiments of the present application, the locking pieces 322 may be provided in three or more pieces, and any other modifications within the scope of the present application are possible.
In other embodiments of the present application, an elastic pad may be further disposed on the inner side of the arc surface 3221, so that the abrasion of the locking block 322 on the guide rod 24 may be further reduced, and the structure is more stable and reliable.
Further, the connecting piece 321 in this embodiment is a connecting rod, the connecting rod is inserted into the mounting hole 121, and at least one limit nut 323 is sleeved on one end of the connecting rod far away from the driving mechanism 31, and the locking piece 322 can be prevented from falling off from the connecting piece 321 under the action of the limit nut 323. After the installation, a plurality of locking blocks 322 are sequentially sleeved on the connecting rod at intervals, and one end of the connecting rod, which is close to the driving mechanism 31, is connected with the driving mechanism 31. When the driving mechanism 31 moves, the locking piece 322 on the connecting rod can be driven to retract towards the inside of the positioning sleeve 12, and then the guide rod 24 can be locked in the positioning sleeve 12 in a clasping way. Alternatively, the limit nut 323 in the present embodiment may be provided as one, two, or more than two. In the present embodiment, the case where two limit nuts 323 are shown in the drawings, by arranging two limit nuts 323, the lock piece 322 can be effectively prevented from falling off from the connecting rod.
Referring to fig. 1 to 4, 7 and 8, the driving mechanism 31 includes a driving cylinder 311 and a hinge lever 312. Wherein, the driving cylinder 311 is installed on the positioning seat 11, and the driving cylinder 311 stretches and contracts along the direction perpendicular to the axis of the installation hole 121; the first end of the hinge rod 312 is hinged to the telescopic rod of the driving cylinder 311, the second end of the hinge rod 312 is hinged to the end, away from the limit nut 323, of the connecting piece 321, the second end of the hinge rod 312 is provided with an arc block 3121, the hinged position of the second end of the hinge rod 312 and the connecting piece 321 deviates from the center of the arc block 3121, specifically, the distance between the hinged position of the hinge rod 312 and the connecting piece 321 in the embodiment and the center of the arc block 3121 is D, and the size of the distance D can be designed according to the size of the locking force required by the guide rod 24, which is not limited in the application. In actual use, when the driving cylinder 311 drives the hinge rod 312 to rotate, the arc block 3121 is at least used to push the locking blocks 322 to retract along the length direction of the connecting member 321 so as to tightly lock the guide rod 24.
Specifically, when the telescopic rod of the driving cylinder 311 extends, the first end of the hinge rod 312 can be driven to rotate, the connecting piece 321 is pulled and the locking piece 322 far away from the driving cylinder 311 moves towards the side close to the driving cylinder 311, meanwhile, the second end of the hinge rod 312 rotates, the arc block 3121 can push the locking piece 322 on the connecting piece 321, which is close to the driving cylinder 311, to move towards the side far away from the driving cylinder 311, at this time, the locking pieces 322 on the connecting piece 321 are folded to tightly lock the guide rod 24, and the structure is simple, stable and reliable. Conversely, when the telescopic rod of the driving cylinder 311 is retracted, the first end of the hinge rod 312 can be driven to rotate, meanwhile, the connecting piece 321 is pulled and the locking block 322 far away from the driving cylinder 311 is connected to move towards the side far away from the driving cylinder 311, meanwhile, the second end of the hinge rod 312 is rotated, the arc block 3121 can move towards the direction far away from the locking block 322, the locking blocks 322 can freely move, the enclasping mechanism 32 can be switched from the locking position to the unlocking position, and the guide rod 24 can conveniently move in the positioning sleeve 12.
Optionally, both ends of the hinge rod 312 in this embodiment are provided with Y-shaped connectors, and by the action of the Y-shaped connectors, the hinge rod 312 is conveniently connected with the driving cylinder 311 and the connecting piece 321, so that the structure is stable and reliable.
Further, the connecting rod is provided with the propping gasket 324 near one end of the hinging rod 312, and the arc block 3121 is propped against the propping gasket 324, so that the arc block 3121 can be prevented from being directly propped against the locking block 322 under the action of the propping gasket 324, and the propping gasket 324 can be made of a material with high hardness and difficult abrasion during actual design, so that the service life and the service stability of the grinding and polishing device in the embodiment can be improved.
Referring to fig. 1 to 5, an adjusting gap 122 is provided on the positioning sleeve 12 in the present embodiment, the adjusting gap 122 is provided through along the length direction of the positioning sleeve 12, and an adjusting bolt 123 for adjusting the width of the adjusting gap 122 is provided through the positioning sleeve 12. By providing the adjustment gap 122 on the positioning sleeve 12 and adjusting the width of the adjustment gap 122 with the adjustment bolt 123, it is easier to install the guide rod 24 in the positioning sleeve 12. Specifically, when the guide rod 24 is required to be mounted in the positioning sleeve 12, the adjusting gap 122 is widened by using the adjusting bolt 123, so that the guide rod 24 is more convenient to be penetrated in the positioning sleeve 12. After the installation, the adjusting gap 122 is narrowed by the adjusting bolt 123, so that the locking block 322 is more convenient for tightly locking the guide rod 24 in a process of folding each other. In actual installation, the adjusting bolt 123 is disposed perpendicular to the length direction of the adjusting gap 122, so that the width of the adjusting gap 122 can be adjusted. Alternatively, the adjusting bolt 123 may be provided as one, or may be provided as two or more.
Referring to fig. 1 to 6, in this embodiment, an avoidance groove 124 is provided on a side wall of the positioning sleeve 12, the avoidance groove 124 extends along a length direction of the positioning sleeve 12, a displacement detecting element 50 is provided on the guide rod 24, the displacement detecting element 50 penetrates out of the positioning sleeve 12 from the avoidance groove 124, and in an actual working process, displacement of the guide rod 24 is detected conveniently by the action of the displacement detecting element 50, so that lifting height of the guide rod 24 is controlled more conveniently. Alternatively, the displacement detecting element 50 may be a proximity switch or the like.
Further, the guide rod 24 is provided with the roller 40, the roller 40 is rollably mounted in the avoidance groove 124, the displacement detecting element 50 is disposed on the roller 40, and by disposing the roller 40, the structure for mounting the displacement detecting element 50 and the avoidance groove 124 can be prevented from being worn, and the structure is stable and reliable.
From the above structure, it can be known that:
in order to ensure long-term reliable operation of the screw rod assembly 23, the application designs a control mechanism which adopts the screw rod assembly 23 to drive the grinding and polishing head 20 to vertically move, and the driving cylinder 311 controls the enclasping mechanism 32 to enclasp, so that the long-term stress on the screw rod assembly 23 can be effectively avoided, and meanwhile, the driving cylinder 311 controls the enclasping mode of the enclasping mechanism 32, so that the control is more convenient. According to the application, the screw rod assembly 23 is adopted to drive the grinding and polishing head 20 to vertically move, and meanwhile, the driving cylinder 311 is adopted to control the clasping mode of the clasping mechanism 32, so that when the machine tool vertically processes, the vertical gravity of the grinding and polishing head 20 and the grinding and polishing force in the processing process are not conducted to the screw rod assembly 23, and the accuracy consistency of long-term processing of the screw rod assembly 23 can be ensured.
On the other hand, the embodiment of the application also provides a grinding and polishing machine tool, which comprises the grinding and polishing device. Therefore, the lapping and polishing machine includes all the technical effects of the lapping and polishing apparatus in the above embodiments, and since the technical effects of the lapping and polishing apparatus have been described in detail, the description thereof is omitted here.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present application.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (7)
1. An abrasive polishing device, comprising:
the positioning component (10), the positioning component (10) comprises a positioning seat (11) and a positioning sleeve (12), the positioning seat (11) is arranged at the end part of a preset cantilever, the positioning sleeve (12) is fixedly arranged on the positioning seat (11), and the axial direction of the positioning sleeve (12) is perpendicular to the surface of a workpiece to be polished;
the polishing head (20), the polishing head (20) comprises a supporting part (21), a driving part (22), a screw rod assembly (23), a guide rod (24) and a polishing disc (25), wherein the guide rod (24) is arranged in the positioning sleeve (12) in a penetrating manner and can reciprocate along the axis direction of the positioning sleeve (12), the supporting part (21) is arranged at the top end of the guide rod (24), the polishing disc (25) is fixedly connected to the bottom end of the guide rod (24), the driving part (22) is arranged on the supporting part (21), the screw rod assembly (23) is connected between the positioning sleeve (12) and the driving part (22), and the driving part (22) is used for driving the screw rod assembly (23) to stretch along the height direction of the positioning sleeve (12) so as to drive the guide rod (24) to reciprocate along the axis direction of the positioning sleeve (12).
A holding member (30), the holding member (30) comprises a driving mechanism (31) and a holding mechanism (32), the driving mechanism (31) is mounted on the positioning seat (11), the holding mechanism (32) is arranged on the positioning sleeve (12) and is connected with the driving mechanism (31), the holding mechanism (32) has a locking position for holding and fixing the guide rod (24) in the positioning sleeve (12) and an unlocking position for avoiding the guide rod (24) so that the guide rod (24) can reciprocate along the axial direction of the positioning sleeve (12), the driving mechanism (31) is used for driving the holding mechanism (32) to switch between the locking position and the unlocking position, and the holding mechanism (32) is used for holding the guide rod (24) in an initial state so as to ensure the grinding flatness and the grinding thickness of the plate-shaped structure by the grinding and polishing device;
the side wall of the positioning sleeve (12) is provided with a mounting hole (121), the axial direction of the mounting hole (121) is perpendicular to the axial direction of the positioning sleeve (12), and the mounting hole (121) is communicated with the inner space of the positioning sleeve (12); the clasping mechanism (32) includes:
the connecting piece (321) is penetrated in the mounting hole (121);
the locking blocks (322) are multiple, the locking blocks (322) are sequentially sleeved on the connecting piece (321) at intervals, the driving mechanism (31) is connected with the connecting piece (321) and drives the locking blocks (322) to be close to each other so as to tightly lock the guide rod (24) in the positioning sleeve (12) to be in the locking position;
the connecting piece (321) is a connecting rod, the connecting rod is arranged in the mounting hole (121) in a penetrating manner, at least one limiting nut (323) is sleeved at one end, far away from the driving mechanism (31), of the connecting rod, a plurality of locking blocks (322) are sequentially sleeved on the connecting rod at intervals, and one end, close to the driving mechanism (31), of the connecting rod is connected with the driving mechanism (31);
the grinding and polishing device is characterized in that the driving mechanism (31) comprises:
a driving cylinder (311), the driving cylinder (311) is mounted on the positioning seat (11), and the driving cylinder (311) stretches and contracts in a direction perpendicular to the axis of the mounting hole (121);
the first end of the hinge rod (312) is hinged to the telescopic rod of the driving cylinder (311), the second end of the hinge rod (312) is hinged to one end, far away from the limiting nut (323), of the connecting piece (321), an arc block (3121) is arranged at the second end of the hinge rod (312), and the hinge position of the second end of the hinge rod (312) and the connecting piece (321) deviates from the circle center of the arc block (3121);
when the driving cylinder (311) drives the hinging rod (312) to rotate, the arc blocks (3121) are at least used for pushing the locking blocks (322) to retract along the length direction of the connecting piece (321) so as to tightly lock the guide rod (24).
2. The grinding and polishing device according to claim 1, wherein the number of the locking blocks (322) is two, the two locking blocks (322) are sleeved on the connecting piece (321) at intervals, and one side of the locking block (322) close to the guide rod (24) is provided with an arc surface (3221) matched with the outer surface of the guide rod (24).
3. The grinding and polishing device according to claim 1, wherein an abutment pad (324) is sleeved at one end of the connecting piece (321) close to the hinge rod (312), and the arc block (3121) abuts against the abutment pad (324).
4. A lapping and polishing device according to any one of claims 1 to 3, wherein an adjustment gap (122) is provided on the positioning sleeve (12), the adjustment gap (122) is provided through along the length direction of the positioning sleeve (12), and an adjustment bolt (123) for adjusting the width of the adjustment gap (122) is provided through the positioning sleeve (12).
5. A lapping and polishing apparatus according to any one of claims 1 to 3, wherein an avoidance groove (124) is provided on a side wall of the positioning sleeve (12), the avoidance groove (124) extends in a length direction of the positioning sleeve (12), a displacement detection element (50) is provided on the guide rod (24), and the displacement detection element (50) passes out of the positioning sleeve (12) from the avoidance groove (124).
6. The lapping and polishing apparatus according to claim 5, wherein a roller (40) is provided on the guide bar (24), the roller (40) is rollably mounted in the escape groove (124), and the displacement detecting element (50) is provided on the roller (40).
7. An abrasive polishing machine comprising the abrasive polishing device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310098204.2A CN115837615B (en) | 2023-02-10 | 2023-02-10 | Grinding and polishing device and grinding and polishing machine tool with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310098204.2A CN115837615B (en) | 2023-02-10 | 2023-02-10 | Grinding and polishing device and grinding and polishing machine tool with same |
Publications (2)
| Publication Number | Publication Date |
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| CN115837615A CN115837615A (en) | 2023-03-24 |
| CN115837615B true CN115837615B (en) | 2023-08-29 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203650308U (en) * | 2013-11-13 | 2014-06-18 | 重庆迪科机电设备有限公司 | Automatic clamping clamp |
| CN105643506A (en) * | 2015-12-31 | 2016-06-08 | 天津市大地海陆岩土工程技术开发有限公司 | Steel pipe clamping device |
| CN109571352A (en) * | 2018-12-07 | 2019-04-05 | 上海索达传动机械有限公司 | A kind of pressing device |
| CN111037391A (en) * | 2019-12-30 | 2020-04-21 | 江西金凯新型墙板科技有限公司 | Light partition plate grinding device |
| CN216731085U (en) * | 2021-12-22 | 2022-06-14 | 青岛中睿能源装备制造有限公司 | Grinding device is used in steel construction production |
| CN216789779U (en) * | 2022-02-15 | 2022-06-21 | 上海锐淅医学科技有限公司 | Lifting support and implant fatigue test equipment comprising same |
-
2023
- 2023-02-10 CN CN202310098204.2A patent/CN115837615B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203650308U (en) * | 2013-11-13 | 2014-06-18 | 重庆迪科机电设备有限公司 | Automatic clamping clamp |
| CN105643506A (en) * | 2015-12-31 | 2016-06-08 | 天津市大地海陆岩土工程技术开发有限公司 | Steel pipe clamping device |
| CN109571352A (en) * | 2018-12-07 | 2019-04-05 | 上海索达传动机械有限公司 | A kind of pressing device |
| CN111037391A (en) * | 2019-12-30 | 2020-04-21 | 江西金凯新型墙板科技有限公司 | Light partition plate grinding device |
| CN216731085U (en) * | 2021-12-22 | 2022-06-14 | 青岛中睿能源装备制造有限公司 | Grinding device is used in steel construction production |
| CN216789779U (en) * | 2022-02-15 | 2022-06-21 | 上海锐淅医学科技有限公司 | Lifting support and implant fatigue test equipment comprising same |
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| Publication number | Publication date |
|---|---|
| CN115837615A (en) | 2023-03-24 |
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