CN114871914B - Self-adaptive polishing method and device for aerospace pipe fitting - Google Patents
Self-adaptive polishing method and device for aerospace pipe fitting Download PDFInfo
- Publication number
- CN114871914B CN114871914B CN202210535042.XA CN202210535042A CN114871914B CN 114871914 B CN114871914 B CN 114871914B CN 202210535042 A CN202210535042 A CN 202210535042A CN 114871914 B CN114871914 B CN 114871914B
- Authority
- CN
- China
- Prior art keywords
- polishing
- pipe fitting
- arm shaft
- shaft
- rotary arm
- Prior art date
- 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.)
- Active
Links
Images
Classifications
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/002—Machines or devices using grinding or polishing belts; Accessories therefor for grinding edges or bevels
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/02—Machines or devices using grinding or polishing belts; Accessories therefor for grinding rotationally symmetrical surfaces
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a self-adaptive polishing method and a device for aerospace pipe fittings, wherein a plurality of rollers are used for supporting annular polishing belts, one roller actively moves to push the polishing belt to the pipe fitting, the surface of the pipe fitting is coated, an included angle formed by the polishing belt and two ends contacted with the pipe fitting is more than or equal to 180 degrees, the other roller passively moves when the polishing belt moves, so that the polishing belt is kept taut, after polishing is finished, the roller is reset, the polishing belt is kept taut, and the other roller actively rotates to drive the polishing belt to rotate, so that one side of the pipe fitting is polished, and then the other side of the pipe fitting can be polished after the pipe fitting is turned over. The invention meets the applicability effect of more complex pipe fittings and pipe fittings with more specifications, and can realize automatic polishing of various pipe fittings through digital control.
Description
Technical Field
The invention relates to the technical field of aerospace, in particular to a self-adaptive polishing method and device for aerospace pipe fittings.
Background
In aerospace vehicles such as airplanes, rockets and the like, tens of thousands of accessories are arranged, a plurality of accessories are connected through metal pipes, for example, a plurality of metal pipes are arranged on a rocket body and an engine and used for conveying various fluids, and the rocket is an extremely important part on the rocket. The analysis of failure of the liquid rocket engine pipeline fracture and power optimization in 2018 03 of rocket propulsion/Journal of Rocket Propulsion is described in: the safety and reliability of liquid rocket engine piping systems have become critical to the safe operation.
In order to meet the overall layout requirement, the cross section of the pipe fitting for aerospace is designed into various shapes, so the pipe fitting for aerospace has the characteristics of various pipe fitting types and various pipe fitting shapes, and simultaneously has the production task of small-batch and multi-specification pipe fittings; the end polishing is an important procedure in the pipe fitting machining process, plays a role in improving the surface quality of the end of the pipe fitting, and the pipe fitting end polishing equipment is more required to be suitable for running in the automatic machining of the related production line.
Because the product contains the condition of various pipe fittings, such as different kinds of round pipes, square pipes, elliptical pipes and the like, and the coverage of the equipment is single in the polishing applicable kinds, a plurality of special equipment is adopted for end polishing treatment of the equipment aiming at different kinds, and an operator sends the pipe fitting to be polished into matched equipment for polishing treatment, so that the workload of the operator is increased; in the production and application, the defects exist, so that the method cannot be well suitable for the automatic processing conditions of the production line, the condition that one machine works for multiple machines are idle often exists, and the waste of places is generated, so that the reasonable arrangement of the production line is not facilitated.
Disclosure of Invention
In order to solve the technical problems, a first object of the present invention is to provide an adaptive polishing method for aerospace pipe, which can polish various pipe ends with multiple specifications. A second object of the present invention is to provide an adaptive grinding device for aerospace tubulars.
In order to achieve the first object, the present invention adopts the following technical scheme:
a self-adaptive polishing method for aerospace pipe fittings adopts a plurality of rollers to support annular polishing belts, wherein one roller actively moves to push the polishing belt to the pipe fitting, the surface of the pipe fitting is coated, an included angle formed by the polishing belt and two ends of the contact of the pipe fitting is larger than or equal to 180 degrees, the other roller passively moves when the polishing belt moves, so that the polishing belt is kept tight, after polishing is finished, the roller resets, so that the polishing belt still keeps tight, and the other roller actively rotates to drive the polishing belt to rotate, so that polishing of one side of the pipe fitting is finished, and then the other side of the pipe fitting can be polished after the pipe fitting is turned over.
As a preferable scheme: the plurality of rollers are arranged on the polishing mounting plate and comprise a driving wheel, a driven wheel B, a driven wheel A, a rotating wheel A and a rotating wheel B, and the driving wheel is used for driving the polishing belt to rotate; the rotating wheel A is driven to move through a pressing mechanism arranged on the polishing mounting plate, and the rotating wheel B keeps the polishing belt in a constant tightening state through a tensioning mechanism arranged on the polishing mounting plate.
As a preferable scheme: the pressing mechanism comprises a pressing rotary arm shaft and a pressing driving cylinder, a rotating shaft B is arranged on the polishing mounting plate in a penetrating mode, the pressing rotary arm shaft is fixed at one end of the rotating shaft B, a movable connecting rod is fixed at the other end of the rotating shaft B, the pressing driving cylinder pushes the movable connecting rod to rotate by taking the rotating shaft B as a circle center, the pressing rotary arm shaft is correspondingly rotated, and the rotating wheel A is arranged at the outer end portion of the pressing rotary arm shaft.
As a preferable scheme: the compression rotary arm shaft is arc-shaped, and two rotating wheels A are arranged at the outer end part of the compression rotary arm shaft at intervals.
As a preferable scheme: and the polishing mounting plate is provided with polishing holes, and the pressing rotating arm shaft is pressed down to enable the polishing holes to be positioned in the notch of the pressing rotating arm shaft.
As a preferable scheme: the tensioning mechanism comprises a tensioning rotary arm shaft, a tension spring and a spring seat, a rotary shaft A is arranged on the polishing mounting plate in a penetrating mode, the tensioning rotary arm shaft is fixed at one end of the rotary shaft A, a connecting rod is fixed at the other end of the rotary shaft A, the spring seat is fixed on the polishing mounting plate, the tension spring is connected with the spring seat and the connecting rod, the tension spring enables the tensioning rotary arm to axially move outside the polishing belt through the connecting rod, the polishing belt is tightened, when the pressing unit drives the polishing belt, the tensioning rotary arm shaft can overcome the force of the tension spring to move inwards, and a rotating wheel B is arranged at the end portion of the tensioning rotary arm shaft.
As a preferable scheme: the tensioning rotary arm shaft is L-shaped, and the tensioning rotary arm shaft rotates downwards so that the driven wheel A is located at the bending position of the tensioning rotary arm shaft.
As a preferable scheme: the polishing device comprises a polishing mounting plate, a driving wheel, a driving motor wheel, a polishing belt driving motor and a polishing belt.
As a preferable scheme: the polishing device further comprises a dustproof shield, the dustproof shield comprises a first shell and a second shell, the two shells are hinged through a hinge, and a lock catch is further arranged between the two shells.
In order to achieve the second object, the present invention adopts the following technical scheme:
an adaptive sanding device for aerospace tubulars for performing any one of the sanding methods described above.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, a movable roller is matched with a polishing belt structure, so that the polishing belt is driven to coat the end part of the pipe fitting, and the pipe fitting is polished through the driving of the driving wheel; after polishing, the polishing belt returns to the original position by utilizing the roller, and the tensioning state is always kept.
According to the invention, automatic polishing of various pipes can be realized through digital control, and the utilization rate of equipment in pipe production line processing and the utilization rate of production line sites are improved; through the application of the self-adaptive polishing device, the applicability effect of more complex pipe fittings and more specification pipe fittings is achieved, and the requirement of pipe fitting processing in the aerospace field is met.
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 application, illustrate embodiments of the application and together with the description serve to explain the application and do not limit the application.
FIG. 1 is a schematic view of the overall construction of a polishing apparatus used in the method of the present invention;
FIG. 2 is a schematic rear perspective view of a grinding apparatus of the present invention with a dust guard removed;
FIG. 3 is a schematic front perspective view of a grinding apparatus of the present invention with a dust guard removed;
FIG. 4 is a schematic view of the rear structure of the polishing apparatus of the present invention with the dust guard removed;
FIG. 5 is a schematic rear perspective view of a polishing apparatus of the present invention in a polishing state after removing a dust cover;
FIG. 6 is a schematic view of the back surface structure of the polishing apparatus of the present invention in a polishing state after the dust cover is removed;
fig. 7 is a schematic front view of a polishing apparatus according to the method of the present invention in a polishing state after removing a dust cover.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
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 example embodiments in accordance with 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.
Furthermore, in the description of the present invention, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
a self-adaptive polishing method for aerospace pipe fittings adopts a plurality of rollers to support an annular polishing belt 26, wherein one roller actively moves to push the polishing belt 26 to the pipe fitting 5 and cover the surface of the pipe fitting 5, the included angle formed by the two ends of the polishing belt 26, which are in contact with the pipe fitting 5, is larger than or equal to 180 degrees, the other roller passively moves when the polishing belt 26 moves, so that the polishing belt 26 is kept tight, after polishing is finished, the roller resets to keep the polishing belt 26 tight still, and the other roller actively rotates to drive the polishing belt 26 to rotate, so that one side of the pipe fitting 5 is polished, and then the other side of the pipe fitting can be polished by turning over the pipe fitting 5.
Fig. 1 to 7 show a specific structure of a device used in an adaptive polishing method for aerospace pipe fittings according to the present invention, the device comprises a polishing mounting plate 21, a polishing belt 26, a driving wheel 211, a tensioning mechanism and a pressing mechanism, the polishing mounting plate 21 is vertically fixed on a frame, the driving wheel and the driven wheel are distributed on the polishing mounting plate 21, the polishing belt 26 is supported by the driving wheel and the driven wheel, and is tightened by the tensioning mechanism, and the pressing mechanism presses the polishing belt against the pipe fitting 5.
The tensioning mechanism is arranged at the upper part of the polishing mounting plate 21 and comprises a tensioning rotary arm shaft 24 and a spring seat 27, wherein the tensioning rotary arm shaft 24 is L-shaped, and the tensioning rotary arm shaft 24 rotates downwards so that the driven wheel A213 is positioned at the bending position of the tensioning rotary arm shaft 24. One end of the tensioning rotary arm shaft 24 is fixed with one end of a rotary shaft A penetrating through the polishing mounting plate 21 and rotatably arranged, a connecting rod 29 is fixed at the other end of the rotary shaft A, a spring seat 27 is fixed on the polishing mounting plate 21, a tension spring 28 is arranged between the spring seat 27 and the connecting rod 29, and a rotary wheel B241 is arranged at the other end of the tensioning rotary arm shaft 24.
The pressing mechanism is arranged in the middle of the polishing mounting plate 21 and comprises a pressing rotating arm shaft 23 and a pressing driving cylinder 25, one end of the pressing rotating arm shaft 23 is fixed with one end of a rotating shaft B penetrating through the polishing mounting plate 21 and arranged in a rotating mode, the other end of the rotating shaft B is fixedly provided with a movable connecting rod 232, the pressing driving cylinder 25 is hinged to the polishing mounting plate 21, a piston rod of the pressing driving cylinder 25 is hinged to the movable connecting rod 232, at least one rotating wheel A231 is arranged at the other end of the pressing rotating arm shaft 23, and two rotating wheels A231 are arranged at intervals at the other end of the pressing rotating arm shaft 23 in a preferable mode.
A driven wheel A213 is arranged between the tensioning mechanism and the compacting mechanism, the driving wheel 211 is arranged at the lower part of the polishing mounting plate 21, a driven wheel B212 is arranged obliquely above the driving wheel 211, the polishing belt 26 is annular and is jointly supported by the driven wheel A213, the rotating wheel A231, the driven wheel B212, the driving wheel 211 and the rotating wheel B241; the pressing rotating arm shaft 23 is arc-shaped, the pressing driving cylinder 25 pushes the pressing rotating arm shaft 23 to rotate, a polishing belt 26 between the rotating wheel A231 and the driven wheel B212 is wrapped on the pipe fitting 5, a connecting shaft is rotatably arranged on the polishing mounting plate 21 through a bearing, the driving wheel 211 is fixed at one end of the connecting shaft, the other end of the connecting shaft is fixed with a driving motor wheel 214, and a polishing belt driving motor is connected with the driving motor wheel 214 through a transmission belt and drives the driving motor wheel 214 to rotate; the driving wheel 211 and the driving motor wheel 214 synchronously rotate, so that the polishing belt 26 is driven to rotate to polish the pipe fitting 5.
When the pipe fitting is clamped reliably, the compression driving cylinder drives the movable connecting rod to rotate, so that the rotating wheel A231 on the compression rotating arm shaft pushes the polishing belt to cover the end part of the pipe fitting, and the polishing belt finishes polishing the pipe fitting through driving of the driving wheel; after polishing, the compaction driving cylinder is retracted to the original position, and meanwhile, the connecting rod is pulled by the pulling force of the tension spring to drive the compaction rotating arm shaft 23 to reset, so that the polishing belt is supported to be in a tensioning state.
The structure layout can enable the polishing belt to be in closer contact with the pipe fitting, meanwhile, the pressing rotary arm shaft 23 is designed into an arc shape, and the pressing rotary arm shaft 23 is C-shaped or U-shaped, so that the surface of the pipe fitting is coated as much as possible when the pressing rotary arm shaft 23 pushes the polishing belt, the polishing times are reduced, and the polishing efficiency is improved. The pressing rotating arm shaft 23 with the shape enables an included angle formed by two ends of the polishing belt, which are contacted with the pipe fitting, to be larger than or equal to 180 degrees after rotation, so that the pipe fitting can be polished completely by turning over the pipe fitting during operation, and time and labor are saved. In addition, the two rotating wheels are arranged at the end parts, so that the polishing belts can still keep no interference between the polishing belts after being bent, the operation is stable, and the transition loss of the belts is avoided.
According to the structure, the cylinder drives the movable tensioning roller structure to be matched with the flexible characteristic of the polishing belt, so that coating polishing of the end parts of various and multi-specification pipe fittings is realized, and the applicability is improved; the device can ensure the application of flexibility and adaptability in the automatic processing of polishing of the end parts of various pipe fittings, and improves the production efficiency.
In order to meet the requirement of polishing the end part of the pipe with a specific length, the polishing mounting plate 21 is further provided with a polishing hole 22, when the length of the end part of the pipe to be polished is greater than the sum of the width of the polishing belt and the distance between the polishing belt and the polishing mounting plate 21, the pipe can be penetrated out of the polishing hole 22, and meanwhile, when the pressing rotating arm shaft 23 is pressed down, the polishing hole 22 is just positioned in the notch of the pressing rotating arm shaft 23.
In order to make the polishing device operate more stably and with higher safety, the polishing device 2 further comprises a dust guard 20, as shown in fig. 1, the dust guard 20 comprises a first housing and a second housing, the two housings are hinged by a hinge 201, and a lock catch 202 is further arranged between the two housings. The first housing is fixed to one side of the polishing mounting plate 21 by bolts, an opening is formed in the back surface of the second housing, and the size and shape of the opening are the same as those of the polishing mounting plate 21. The dust guard 20 is also provided with a through hole at a position corresponding to the polishing hole 22. During maintenance, the parts on the polishing mounting plate 21 can be maintained and replaced by only opening the lock catch between the two shells and turning the second shell over.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by those skilled in the art without departing from the spirit and principles of the invention, and any simple modification, equivalent variation and modification of the above embodiments in light of the technical principles of the invention may be made within the scope of the present invention.
Claims (8)
1. The self-adaptive polishing method for the aerospace pipe fitting is characterized by comprising the following steps of: the polishing device comprises a plurality of rollers, a plurality of annular polishing belts (26) are supported by the rollers, one roller actively moves to push the polishing belt (26) to the pipe fitting (5), the surface of the pipe fitting (5) is coated, an included angle formed by the polishing belt (26) and two ends of the pipe fitting (5) is larger than or equal to 180 degrees, the other roller passively moves when the polishing belt (26) moves, the polishing belt (26) is kept taut, after polishing is finished, the roller resets to keep the polishing belt (26) taut, the roller actively rotates to drive the polishing belt (26) to rotate, polishing of one side of the pipe fitting (5) is finished, and then the other side of the pipe fitting (5) can be polished after the pipe fitting (5) is turned over;
the rollers are arranged on the polishing mounting plate (21) and comprise a driving wheel (211), a driven wheel B (212), a driven wheel A (213), a rotating wheel A (231) and a rotating wheel B (241), and the driving wheel (211) is used for driving the polishing belt (26) to rotate; the rotating wheel A (231) is driven to move through a pressing mechanism arranged on the polishing mounting plate (21), and the rotating wheel B (241) keeps the polishing belt (26) in a constant tight state through a tensioning mechanism arranged on the polishing mounting plate (21);
the compressing mechanism comprises a compressing rotary arm shaft (23) and a compressing driving cylinder (25), a rotating shaft B is arranged on the polishing mounting plate (21) in a penetrating mode, the compressing rotary arm shaft (23) is fixed at one end of the rotating shaft B, a movable connecting rod (232) is fixed at the other end of the rotating shaft B, the compressing driving cylinder (25) pushes the movable connecting rod (232) to rotate by taking the rotating shaft B as a circle center, the compressing rotary arm shaft (23) is correspondingly rotated, and the rotating wheel A (231) is arranged at the outer end portion of the compressing rotary arm shaft (23).
2. An adaptive sanding method for aerospace tubulars as defined in claim 1, wherein: the pressing rotary arm shaft (23) is arc-shaped, and two rotating wheels A (231) are arranged at the outer end part of the pressing rotary arm shaft (23) at intervals.
3. An adaptive sanding method for aerospace tubulars as defined in claim 1, wherein: the polishing mounting plate (21) is provided with a polishing hole (22), and the pressing rotating arm shaft (23) is pressed down so that the polishing hole (22) is positioned in a notch of the pressing rotating arm shaft (23).
4. An adaptive sanding method for aerospace tubulars as defined in claim 1, wherein: the tensioning mechanism comprises a tensioning rotary arm shaft (24), a tension spring and a spring seat (27), a rotary shaft A is arranged on the polishing mounting plate (21) in a penetrating mode, the tensioning rotary arm shaft (24) is fixed at one end of the rotary shaft A, a connecting rod (29) is fixed at the other end of the rotary shaft A, the spring seat (27) is fixed on the polishing mounting plate (21), the tension spring (28) is connected with the spring seat (27) and the connecting rod (29), the tension spring (28) enables the tensioning rotary arm shaft (24) to move outwards towards a polishing belt (26) through the connecting rod (29), the polishing belt (26) is tightened, when the pressing unit drives the polishing belt (26), the tensioning rotary arm shaft (24) can overcome the force of the tension spring (28) to move inwards, and a rotating wheel B (241) is arranged at the end of the tensioning rotary arm shaft (24).
5. An adaptive sanding method for aerospace tubulars as defined in claim 4, wherein: the tensioning rotary arm shaft (24) is L-shaped, and the tensioning rotary arm shaft (24) rotates downwards so that the driven wheel A (213) is positioned at the bending position of the tensioning rotary arm shaft (24).
6. An adaptive sanding method for aerospace tubulars as defined in claim 1, wherein: the polishing device is characterized in that a connecting shaft is rotatably arranged on the polishing mounting plate (21) through a bearing, the driving wheel (211) is fixed at one end of the connecting shaft, the other end of the connecting shaft is fixedly provided with a driving motor wheel (214), and the driving motor wheel (214) is connected with a polishing belt driving motor (33) through a transmission belt (37).
7. An adaptive sanding method for aerospace tubulars as defined in claim 1, wherein: the polishing device (2) further comprises a dustproof shield (20), the dustproof shield (20) comprises a first shell and a second shell, the two shells are hinged through a hinge (201), and a lock catch (202) is further arranged between the two shells.
8. A self-adaptation grinding device for aerospace pipe fitting, its characterized in that: the apparatus being adapted to perform a sanding method as defined in any one of the preceding claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210535042.XA CN114871914B (en) | 2022-05-17 | 2022-05-17 | Self-adaptive polishing method and device for aerospace pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210535042.XA CN114871914B (en) | 2022-05-17 | 2022-05-17 | Self-adaptive polishing method and device for aerospace pipe fitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114871914A CN114871914A (en) | 2022-08-09 |
| CN114871914B true CN114871914B (en) | 2023-06-16 |
Family
ID=82676493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210535042.XA Active CN114871914B (en) | 2022-05-17 | 2022-05-17 | Self-adaptive polishing method and device for aerospace pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114871914B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116922196B (en) * | 2023-09-19 | 2024-01-09 | 连云港中意航空材料有限公司 | Aerospace pipe fitting self-adaptation grinding equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012107453A1 (en) * | 2011-02-07 | 2012-08-16 | Metabowerke Gmbh | Pipe belt sanding unit |
| DE102011087648A1 (en) * | 2011-12-02 | 2013-06-06 | Robert Bosch Gmbh | Pipe tape grinder has levers that are arranged at main arm, are rotated over two joints and are connected to each other over connecting ranging portion, to stretch abrasive belt by pivoting levers around joints |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19717336A1 (en) * | 1997-04-24 | 1998-10-29 | Stephan Brand | Belt grinder especially for cylindrical workpieces, with continuous grinding belt |
| EP1112811B1 (en) * | 2000-01-03 | 2005-04-27 | Suhner Intertrade AG | Belt grinding machine for grinding of tubing |
| DE202007003107U1 (en) * | 2006-09-21 | 2007-05-16 | Trischler, Franz | Hand device for grinding and polishing e.g. round material, has tape guiding plates that are provided at deflection rollers, where plates guide rollers in lateral manner and prevent jumping of rollers |
| CN204700706U (en) * | 2015-06-04 | 2015-10-14 | 惠州市兴源自动化设备有限公司 | A kind of metal arc limit sanding and polishing structure |
| CN107186584A (en) * | 2017-05-31 | 2017-09-22 | 嘉善凝辉新型建材有限公司 | A kind of grinding attachment |
| CN108296946A (en) * | 2018-03-19 | 2018-07-20 | 广东恒合信管业科技有限公司 | A kind of belt grinder for tubing |
| CN209533011U (en) * | 2018-12-24 | 2019-10-25 | 江苏集萃智能制造技术研究所有限公司 | A kind of auto-tensioning polishing belt sander |
| CN210255569U (en) * | 2019-08-02 | 2020-04-07 | 洛阳核新钛业有限公司 | Surface grinding device for titanium wire production |
| CN212497053U (en) * | 2020-06-18 | 2021-02-09 | 苏州东盛金属表面处理有限公司 | Abrasive belt type roller grinding device suitable for different diameters |
| CN111730471A (en) * | 2020-07-31 | 2020-10-02 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Marine self-adaptation burnishing and polishing device |
-
2022
- 2022-05-17 CN CN202210535042.XA patent/CN114871914B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012107453A1 (en) * | 2011-02-07 | 2012-08-16 | Metabowerke Gmbh | Pipe belt sanding unit |
| DE102011087648A1 (en) * | 2011-12-02 | 2013-06-06 | Robert Bosch Gmbh | Pipe tape grinder has levers that are arranged at main arm, are rotated over two joints and are connected to each other over connecting ranging portion, to stretch abrasive belt by pivoting levers around joints |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114871914A (en) | 2022-08-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114871914B (en) | Self-adaptive polishing method and device for aerospace pipe fitting | |
| CN109158998B (en) | Rotatable belt drive cable covers shielding layer grinding device | |
| CN116087014A (en) | Coated fabric wear resistance testing device for furniture production | |
| CN115026688B (en) | Belt automatic detection tensioning method, pipe fitting self-adaptive polishing assembly and equipment | |
| CN116619214A (en) | Cleaning equipment and cleaning method for anti-residual pipeline anti-corrosion layer for pipeline | |
| CN114770313B (en) | Self-adaptive flexible polishing method for ends of various pipe fittings | |
| JP2645232B2 (en) | Ball shot peening device for compression coil springs | |
| CN217413498U (en) | Self-adaptive flexible polishing equipment for various pipe fittings | |
| CN219131711U (en) | Pipe fitting self-adaptation equipment of polishing and belt automated inspection overspeed device tensioner of polishing thereof | |
| CN218090265U (en) | Positioning device for cutting clothing production cloth | |
| CN217413500U (en) | Pipe fitting self-adaptation grinding device | |
| CN217516398U (en) | Wire feeding device | |
| CN114247615B (en) | Continuous production and processing equipment for thermal insulation pipes | |
| CN115535739A (en) | A continuous wind of heat preservation area for oil conveying pipeline | |
| CN114700844B (en) | Self-adaptive flexible polishing equipment for various pipe fittings | |
| CN214723310U (en) | Loading and unloading device of polishing machine | |
| CN212071535U (en) | Pipe fitting polishing machine | |
| CN210048108U (en) | Automatic side leakage machine loading attachment of car pipeline long tube | |
| CN220330347U (en) | Welding device | |
| CN118143811B (en) | Water pump shell processing tool | |
| CN117727509B (en) | Wire binding device for round stranded wire | |
| CN209448575U (en) | A kind of plane cam driving device | |
| CN215197980U (en) | Online coating machine rotating device for cylindrical electrical appliance element | |
| CN221192331U (en) | Synchronous directional rotary type PCB substrate copper precipitation device | |
| CN217143455U (en) | Grinding device is used in roller processing convenient to adapt to different radiuses |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 321403 6 Xinyuan Road, Xinbi street, Jinyun, Lishui, Zhejiang Applicant after: Zhejiang Kingmasun Intelligent Manufacturing Co.,Ltd. Address before: 321403 6 Xinyuan Road, Xinbi street, Jinyun, Lishui, Zhejiang Applicant before: ZHEJIANG KING-MAZON MACHINERY Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |