CN113681455B - Grinding and polishing tool - Google Patents
Grinding and polishing tool Download PDFInfo
- Publication number
- CN113681455B CN113681455B CN202111088029.6A CN202111088029A CN113681455B CN 113681455 B CN113681455 B CN 113681455B CN 202111088029 A CN202111088029 A CN 202111088029A CN 113681455 B CN113681455 B CN 113681455B
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- CN
- China
- Prior art keywords
- grinding
- positioning shaft
- block
- polishing tool
- blocks
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B45/00—Means for securing grinding wheels on rotary arbors
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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
Abstract
The invention provides a grinding and polishing tool which comprises a positioning shaft used for connecting rotating equipment, wherein a grinding block is detachably connected to the positioning shaft, and a circular arc-shaped grinding working groove is formed in the grinding block. According to the invention, the outer circular surface on the workpiece to be processed is ground or polished through the rotation of the grinding block, so that the defect that the workpiece which is not a revolving body cannot be clamped on the existing grinding equipment for grinding is avoided; the grinding block is of an eccentric structure, the grinding working groove is in a circular arc shape, and the grinding block acts on the workpiece by centripetal force when rotating, so that the concentricity and the form and position tolerance of the processed workpiece are ensured to be good; the polishing tool is placed in the polishing working groove through the fixing part used for fixing the polishing tool arranged on the polishing block, and the workpiece can be polished, so that the tool is multipurpose; the tool has the advantages of simple structural design, easy operation, low cost and convenient use.
Description
Technical Field
The invention relates to the field of machining, in particular to a grinding and polishing tool.
Background
In the production and processing, the need to grind and polish the outer circular surface on some non-revolving body workpieces is often met, and the proper position on the non-revolving body workpieces is difficult to find to fix the non-revolving body workpieces on the rotating equipment, so that the centering rotation of the outer circular surface is ensured. Therefore, the processing of the outer circular surface on the non-revolving body workpiece cannot be finished by using the conventional equipment such as the outer circular grinding, the centerless grinding or the lathe, and the like, and the concentricity and the form and position tolerance of the outer circular surface on the non-revolving body workpiece cannot be ensured by using the equipment such as the grinding wheel; the manual polishing and polishing is time-consuming and labor-consuming, has low efficiency and brings great inconvenience to production and manufacture.
Disclosure of Invention
The invention provides a grinding and polishing tool for solving the problem that the grinding work of a non-revolving body workpiece in the prior art is inconvenient.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the utility model provides a grinding polishing frock, is including the locating shaft that is used for connecting rotary equipment, and the last detachable grinding piece that is connected with of locating shaft is equipped with convex grinding work groove on the grinding piece.
Preferably, the positioning shaft is detachably connected with two grinding blocks, and the two grinding blocks are rotationally symmetrically arranged so that grinding working grooves of the two grinding blocks are oppositely arranged.
Preferably, the grinding blocks are provided with U-shaped openings, and the grinding working grooves of one of the two grinding blocks can be embedded into the U-shaped openings of the other grinding block so that the grinding working grooves of the two grinding blocks are oppositely arranged.
Preferably, the grinding block is further provided with a fixing part for fixing the polishing tool.
Preferably, the fixing portion is a screw hole.
Preferably, the grinding block is further provided with a communication groove, and the communication groove communicates the screw hole with the grinding working groove.
Preferably, the positioning shaft is provided with a limiting protrusion for limiting the grinding block.
Preferably, the limiting protrusion is provided with a notch for the screw to pass through.
Preferably, the grinding device further comprises an end cover sleeved on the outer side of the grinding block, and an inwardly extending end cover protrusion is arranged on the end cover and presses the grinding block to the positioning shaft.
Preferably, the end cover is provided with a through hole communicated with the screw hole.
Preferably, the end cover is further connected with the positioning shaft through a compression connecting piece, and the compression connecting piece is detachably connected with the positioning shaft; one end of the compression connecting piece, which is close to the end cover, is provided with an inward compression bulge which is used for compressing and fixing the end cover to the positioning shaft.
Preferably, the compression connector is in threaded connection with the positioning shaft.
The invention has the beneficial effects that: according to the invention, the outer circular surface on the workpiece to be processed is ground or polished through the rotation of the grinding block, so that the defect that the workpiece which is not a revolving body cannot be clamped on the existing grinding equipment for grinding is avoided; the grinding block is of an eccentric structure, the grinding working groove is in a circular arc shape, and the grinding block acts on the workpiece by centripetal force when rotating, so that the concentricity and the form and position tolerance of the processed workpiece are ensured to be good; the polishing tool is placed in the polishing working groove through the fixing part used for fixing the polishing tool arranged on the polishing block, and the workpiece can be polished, so that the tool is multipurpose; the tool is simple in structural design, easy to operate, low in cost and convenient to use; the tool not only can be used for workpieces other than gyrorotor, but also can be used for workpieces of gyrorotor.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of a polishing block according to the present invention
FIG. 4 is a top view of a abrasive article of the present invention;
FIG. 5 is a schematic perspective view of a positioning shaft according to the present invention;
FIG. 6 is a front view of the positioning shaft of the present invention;
FIG. 7 is a schematic view of the assembly of the positioning shaft and the abrasive segments of the present invention;
FIG. 8 is a cross-sectional view of an end cap of the present invention;
fig. 9 is a cross-sectional view of a compression connector of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 9, the grinding and polishing tool according to the embodiment of the invention includes a positioning shaft 1 for connecting with a rotating device, a grinding block 4 is detachably connected to the positioning shaft 1, a circular arc-shaped grinding working groove 41 is arranged on the grinding block 4, a groove wall of the grinding working groove 41 is a grinding surface, and an axial direction of the grinding working groove 41 is consistent with an axial direction of the positioning shaft 1. The rotating device can be a lathe or other devices capable of driving the positioning shaft 1 to rotate, the rear end of the positioning shaft 1 is fixed on the rotating device, and the front end of the positioning shaft 1 is connected with the grinding block 4 to drive the grinding block 4 to rotate. When in use, one end of a workpiece to be ground extends into the grinding working groove 41, and the outer circular surface of the workpiece to be ground is attached to the groove wall of the grinding working groove 41. The grinding block 4 rotates to generate relative rotation with the workpiece to be processed, so that the outer circular surface on the workpiece to be processed is ground, and the defect that the workpiece which is not a revolving body cannot be clamped on the existing grinding equipment to be ground is avoided; and because the grinding working groove 41 is arc-shaped, the grinding block 4 acts on the workpiece by centripetal force when rotating, so that the concentricity and the form and position tolerance of the processed workpiece are ensured. The tool is simple in structural design, easy to operate and convenient to use. The tool not only can be used for workpieces other than gyrorotor, but also can be used for workpieces of gyrorotor.
Preferably, as shown in fig. 1 and fig. 7, the positioning shaft 1 is detachably connected with two grinding blocks 4, each grinding block 4 has an eccentric structure, and the two grinding blocks 4 are rotationally symmetrically arranged to form an approximately 'cross' -shaped structure, so that the grinding working grooves 41 of the two grinding blocks 4 are oppositely arranged. The two circular arc grinding working grooves 41 are oppositely arranged to form a circular surface, and a certain gap is reserved between the two grinding blocks 4, so that a small amount of displacement can be generated between the two grinding blocks 4 during rotation. Because the two grinding blocks 4 are of eccentric structures and are arranged in an approximately cross-shaped structure, when the two grinding working grooves 41 rotate, a certain centripetal force is generated under the action of the eccentric parts, so that the grinding surfaces are pressed on a workpiece to grind, and the concentricity can be improved when the workpiece is machined.
Preferably, as shown in fig. 1 and 3, the grinding blocks 4 are provided with a U-shaped opening 43, and the opening of the grinding working groove 41 on each grinding block 4 faces the U-shaped opening 43 and is communicated with the U-shaped opening 43; when the two grinding blocks 4 are arranged rotationally symmetrically at the front end of the positioning shaft 1, the grinding grooves 41 of one of the two grinding blocks 4 can be inserted into the U-shaped opening 43 of the other grinding block so that the grinding grooves 41 of the two grinding blocks 4 are arranged diametrically opposite to form a circular round surface.
Preferably, as shown in fig. 5 and 7, the positioning shaft 1 is provided with a limiting protrusion 11 for limiting the grinding block 4, and a positioning groove matched with the shape of the grinding block 4 is formed between the limiting protrusions 11. In this embodiment, a small gap exists between the limiting protrusion 11 and the grinding block 4, so that the two grinding blocks can rotate within a certain range.
Preferably, as shown in fig. 1, 2 and 8, the grinding device further comprises an end cover 3 sleeved on the outer side of the grinding block 4, an inward extending annular end cover bulge is arranged on the end cover 3 to press the grinding block 4 to the positioning shaft 1, and the end cover 3 is detachably connected with the positioning shaft 1. The grinding block 4 is provided with a circular groove matched with the protrusion of the end cover. During assembly, a small gap is formed between the groove and the end cover protrusion, and the two grinding blocks are not prevented from rotating in a certain range.
The steps of installation and use of this embodiment are as follows:
firstly, gasoline is used, then alcohol is used for cleaning all parts, then clean compressed air is used for drying, the rear end of the positioning shaft is clamped on a lathe (or rotary equipment), and then the grinding block 4 is placed in a positioning groove of the positioning shaft 1. The end cover 3 is arranged on the grinding block 4 according to the illustration, the pressing connecting piece 2 is arranged on the positioning shaft 1, and a proper amount of grinding paste is uniformly smeared on the wall of the grinding working groove 41 on the grinding block; in use, the workpiece to be ground is placed in the grinding working grooves 41 of the two grinding blocks 4, and a lathe (or rotating equipment) is started to grind until the effect is achieved.
The steps of installation and use of this embodiment are as follows:
firstly, gasoline is used, then alcohol is used for cleaning all parts, then clean compressed air is used for drying, the rear end of the positioning shaft 1 is clamped on a lathe (or rotary equipment), gauze (or abrasive tools such as sand paper) is paved in a grinding working groove 41 of the grinding block 4, the end head of the grinding tool is fixed in a screw hole 42 of the grinding block 4 by a screw, and then the grinding block 4 is installed in the positioning groove of the positioning shaft 1. And the end cover 3 is arranged on the grinding block 4 according to the figure, and the pressing connecting piece 2 is arranged on the positioning shaft 1, so that the installation is completed. In use, the workpiece to be processed is placed in the grinding working grooves 41 of the two grinding blocks 4, and a lathe (or rotary equipment) is started to polish until the effect is achieved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (8)
1. The grinding and polishing tool is characterized by comprising a positioning shaft (1) for connecting rotating equipment, wherein a grinding block (4) is detachably connected to the positioning shaft (1), and a circular arc-shaped grinding working groove (41) is formed in the grinding block (4); two grinding blocks (4) are detachably connected to the positioning shaft (1); the grinding blocks (4) are provided with U-shaped openings (43), and the opening of the grinding working groove (41) on each grinding block (4) faces the U-shaped opening (43) and is communicated with the U-shaped opening (43); when the two grinding blocks (4) are arranged at the front end of the positioning shaft (1) in a rotationally symmetrical way, the grinding working groove (41) of one of the two grinding blocks (4) can be embedded into the U-shaped opening (43) of the other grinding block so that the grinding working grooves (41) of the two grinding blocks (4) are oppositely arranged; each grinding block (4) is of an eccentric structure, and the two grinding blocks (4) are arranged in a rotationally symmetrical way to form an approximate cross-shaped structure; the two circular arc-shaped grinding working grooves (41) are oppositely arranged to form a circular surface, and a gap is reserved between the two grinding blocks (4), so that a small amount of displacement can be generated between the two grinding blocks (4) during rotation; the two grinding working grooves (41) generate centripetal force under the action of the eccentric part, so that the grinding surface is pressed on the workpiece for grinding.
2. The grinding and polishing tool according to claim 1, wherein the grinding block (4) is further provided with a fixing portion (42) for fixing a polishing tool.
3. The lapping tool of claim 2, wherein the fixing portion (42) is a screw hole.
4. A lapping tool as claimed in claim 3, wherein the lapping block (4) is further provided with a communication groove (44), the communication groove (44) communicating the screw hole with the lapping working groove (41).
5. The grinding and polishing tool according to any one of claims 1 to 4, wherein the positioning shaft (1) is provided with a limiting protrusion (11) for limiting the grinding block (4).
6. The grinding and polishing tool according to claim 5, further comprising an end cover (3) sleeved on the outer side of the grinding block (4), wherein an inwardly extending end cover protrusion is arranged on the end cover (3) to press the grinding block (4) towards the positioning shaft (1).
7. The grinding and polishing tool according to claim 6, wherein the end cover (3) is further connected with the positioning shaft (1) through a pressing connecting piece (2), and the pressing connecting piece (2) is detachably connected with the positioning shaft (1); one end of the compression connecting piece (2) close to the end cover (3) is provided with an inward compression bulge which is used for pressing the end cover (3) to the positioning shaft (1) for compression fixation.
8. The grinding and polishing tool according to claim 7, wherein the pressing connection piece (2) is in threaded connection with the positioning shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111088029.6A CN113681455B (en) | 2021-09-16 | 2021-09-16 | Grinding and polishing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111088029.6A CN113681455B (en) | 2021-09-16 | 2021-09-16 | Grinding and polishing tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113681455A CN113681455A (en) | 2021-11-23 |
| CN113681455B true CN113681455B (en) | 2023-07-04 |
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ID=78586577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111088029.6A Active CN113681455B (en) | 2021-09-16 | 2021-09-16 | Grinding and polishing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113681455B (en) |
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| JP2001334456A (en) * | 2000-05-29 | 2001-12-04 | Speedfam Co Ltd | Work polishing method and device |
| JP2004358591A (en) * | 2003-06-03 | 2004-12-24 | Seiko Epson Corp | Polishing tool and polishing method |
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| DE202016002764U1 (en) * | 2016-04-29 | 2016-05-19 | Vojislav Djordjevic | Grinding or polishing approach |
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| CN208528751U (en) * | 2018-05-07 | 2019-02-22 | 河南理工大学 | A kind of hand-held assisted milling burnishing device of small size cone cylinder end face |
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| CN113681455A (en) | 2021-11-23 |
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