CN112846414A - Pipe orifice burr cleaning device and method - Google Patents
Pipe orifice burr cleaning device and method Download PDFInfo
- Publication number
- CN112846414A CN112846414A CN202110104967.4A CN202110104967A CN112846414A CN 112846414 A CN112846414 A CN 112846414A CN 202110104967 A CN202110104967 A CN 202110104967A CN 112846414 A CN112846414 A CN 112846414A
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- Prior art keywords
- driving motor
- scraper
- pipeline
- air cylinder
- cylinder
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
- B23D79/02—Machines or devices for scraping
- B23D79/04—Machines or devices for scraping with rotating cutting-tool, e.g. for smoothing linings of bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a pipe orifice burr cleaning device and a pipe orifice burr cleaning method, wherein the pipe orifice burr cleaning device comprises a driving motor, wherein a connecting column is connected to the circumferential wall of an output shaft of the driving motor, and a scraper is connected to the connecting column; this device can be convenient for the staff clear up orificial burr fast.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a pipe orifice burr cleaning device and method.
Background
In the building engineering work progress, often need use a lot of pipelines, there is under the condition of burr at the mouth of pipe of pipeline, leads to articles such as cable in the pipeline to receive the damage, does not have very convenient device at present and clears up the mouth of pipe burr.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a pipe orifice burr cleaning device and a pipe orifice burr cleaning method, which are convenient for workers to quickly clean burrs of a pipe orifice.
The utility model provides a mouth of pipe burr cleaning device, includes driving motor, be connected with the spliced pole on the circumference wall of driving motor output shaft, be connected with the scraper on the spliced pole.
For the convenience of clearing up the mouth of pipe burr, the inventor has designed this technical scheme, set up driving motor among this technical scheme, be connected with the spliced pole on driving motor's the output shaft circumference wall, be connected with the scraper on the spliced pole, the scraper is parallel with driving motor's output shaft, in the time of the use, use to pipeline diameter and device size assorted pipeline, make scraper and pipeline inner wall contact, driving motor's output shaft and the axis coincidence of pipeline this moment, starter motor, drive the scraper around pipeline circumferential motion, the scraper is with the burr sanitization of pipeline inner wall, thereby the staff of being convenient for is to the clearance of mouth of pipe burr.
Preferably, the device further comprises a first supporting table, a second supporting table and a connecting plate, wherein the top walls of the first supporting table and the second supporting table are located on the same plane, a groove is formed in the top wall of the first supporting table, a driving device is arranged in the groove and connected with a first air cylinder, the driving device can drive the first air cylinder to move in the front-back direction, the output end of the first air cylinder is connected with a driving motor, and the first air cylinder can drive the driving motor to move up and down;
the connecting column is connected with a second air cylinder, the output end of the second air cylinder is connected with a fixing plate, the scraper is cylindrical, a first driving motor is fixed on the fixing plate, and the output shaft of the first driving motor is connected with the scraper;
the top wall of the second supporting table is provided with two clamping units, the two clamping units are symmetrical about the axis of the output shaft of the driving motor, each clamping unit comprises a third cylinder and a clamping plate, and the third cylinder can drive the clamping plates to move left and right.
The technical scheme has the following problems that firstly, when burrs are covered on the pipe orifices of the inner wall of the pipeline, the scraper cannot be in contact with the inner wall of the pipeline, a part of the scraper needs to be manually scraped, and then the device can be used, so that the situation is troublesome; second, the device can not use to the pipeline of different diameters, and third, on the basis of the second problem the device carries out the alignment difficulty of driving motor's output shaft axis and pipeline axis when burr clearance to different diameter pipelines.
The inventor further improves the technical scheme, the technical scheme is that a first supporting table and a second supporting table are arranged, the second supporting table is used for placing a pipeline, a groove is formed in the first supporting table, a driving device is arranged in the groove, the output end of the driving device is connected with a first air cylinder, the output end of the first air cylinder is connected with a driving motor, the driving device drives the driving motor to move back and forth, the first air cylinder drives the driving device to move up and down, a second cylinder is connected on the connecting column, the output end of the second cylinder is connected with a fixing plate, a first driving motor is arranged on the fixing plate, the output shaft of the first driving motor is connected with the scraper, the top wall of the second supporting table is provided with two clamping units which are symmetrical about the axis of the output shaft of the driving motor, the clamping unit comprises a third cylinder and a clamping plate, and the third cylinder can drive the clamping plate to move left and right;
because the two clamping units are symmetrical about the axis of the output shaft of the driving motor, when the clamping plates in the two clamping units move in opposite directions at the same speed, the axis of the pipeline and the axis of the output shaft of the driving motor are positioned on the same vertical plane when the pipeline is clamped, so that the axis of the pipeline is positioned in the horizontal direction by using the clamping units, and simultaneously, when the initial state is set, the end surface of the output end of the first air cylinder and the top wall of the first supporting table are positioned on the same plane, the output end of the first air cylinder moves vertically, the values of the outer diameter and the inner diameter of the pipeline can be obtained, and because the distance from the axis of the output shaft of the driving motor to the vertical direction of the output end of the first air cylinder is fixed, the distance which the first air cylinder should move can be obtained by subtracting the distance from the axis of the output shaft of, for example, the outer radius of the pipeline is 10cm, the distance from the axis of the output shaft of the driving motor to the output end of the first air cylinder is 6cm, the output end of the first air cylinder needs to be lifted by 4cm, so that the axis of the pipeline and the axis of the output shaft of the driving motor are at the same horizontal height, and the axis of the pipeline and the axis of the output shaft of the driving motor are coaxial by utilizing the clamping unit and the first air cylinder; the driving device is arranged, the scraper can enter and leave the pipeline, when the axis of the pipeline is coaxial with the axis of the output shaft of the driving motor, the position of the output end of the second cylinder needs to be adjusted, taking the scraper at the highest position as an example, the output end of the second cylinder moves in the vertical direction, because the distance between the highest position of the scraper and the axis of the output shaft of the driving motor in the vertical direction is fixed, for example, the distance between the highest position of the scraper and the axis of the output shaft of the driving motor is 4cm, the inner radius of the pipeline is 8cm, the second cylinder needs to rise by 4cm, so that the scraper is contacted with the inner wall of the pipeline, when the driving motor works, the scraper is driven to rotate around the circumference of the axis of the pipeline to clean up burrs in the pipeline, the fixing plate is arranged, the first driving motor is arranged on the fixing plate, the first driving motor can drive the scraper to rotate, the, start first driving motor, it is rotatory to drive the scraper, it makes the scraper be close to the pipeline inner wall to start the second cylinder simultaneously, move to the in-process with the contact of pipeline inner wall at the scraper like this, because the rotatory burr clearance that will block of scraper, then restart driving motor, with the whole clearance of burr of pipeline inner wall, like this when orificial each position all has the burr, also can be very easily clear up the burr in the pipeline, so cooperation through each part, this device can be directed against various pipelines, and the burr of various distributions in the pipeline is cleared up, greatly improve the convenience and the cleaning efficiency of mouth of pipe burr clearance, simultaneously because the scraper rotation, run into also can be fine clearance of hard burr pimple etc..
Preferably, the height of the top wall of the connecting plate is lower than that of the top wall of the first supporting platform, and the rear end of the scraper protrudes out of the fixing plate. The traditional burr cleaning device can only clean burrs in a pipeline and can not clean burrs outside the pipeline, the technical scheme is further explained on the basis of the technical scheme, the height of the top wall of the connecting plate is lower than that of the top wall of the first supporting platform, when the pipeline is placed on the second supporting platform, one end of the pipeline is positioned between the first supporting platform and the second supporting platform in a suspension mode, the using method is different from the method in that when the position of the scraper is adjusted, the rear end of the scraper is required to be positioned outside the pipeline, then the scraper is driven to move towards the output end of the second air cylinder until the scraper is in contact with the outer wall of the pipeline, the characteristics that the rear end of the scraper is cylindrical and protrudes out of the fixing plate are utilized, and the scraper can clean burrs on the outer wall of the pipeline.
Preferably, the driving device comprises a second driving motor, a sliding block, a rack and a gear, the second driving motor is fixed in the groove, a sliding groove is formed in the bottom wall of the groove and distributed along the front-back direction, the sliding block is connected with the sliding groove in a sliding mode, the rack is fixed on the sliding block, the gear is fixed on an output shaft of the second driving motor, the rack is meshed with the gear, and the first air cylinder is connected with the rack.
Preferably, the driving device is a fourth cylinder.
Preferably, a battery and a single chip microcomputer are arranged on the connecting column, the battery supplies power to the single chip microcomputer, the second air cylinder and the first driving motor, the single chip microcomputer is connected with the second air cylinder and the first driving motor, and the single chip microcomputer controls the movement of the second air cylinder and the first driving motor. Set up battery and singlechip among this technical scheme on the spliced pole, through the motion of singlechip control second cylinder and first driving motor, prevent driving motor during operation circuit confusion.
Preferably, the driving motor is fixed on the fixed block, and the output end of the first cylinder is connected with the fixed block.
A pipe orifice deburring method using the pipe orifice deburring apparatus as claimed, comprising the steps of:
A. placing the pipeline on a second support table, and clamping and fixing the pipeline by using two clamping units to enable the axis of the pipeline and the axis of the output shaft of the driving motor to be in the same vertical plane;
B. starting a driving device to enable the scraper to enter the pipeline;
C. starting the first air cylinder to enable the axis of the output shaft of the driving motor to coincide with the axis of the pipeline;
D. starting a first driving motor to drive the scraper to rotate, and simultaneously starting a second air cylinder to drive the scraper to radially move along the pipeline until the circumferential wall of the scraper is contacted with the inner wall of the pipeline;
E. and starting the driving motor to drive the scraper to move circumferentially along the axis of the pipeline.
The invention has the beneficial effects that: the technical scheme includes that a driving motor is arranged, a connecting column is connected to the circumferential wall of an output shaft of the driving motor, a scraper is connected to the connecting column, the scraper is parallel to the output shaft of the driving motor, when the scraper is used, the scraper is in contact with the inner wall of a pipeline aiming at the pipeline with the diameter matched with the size of a device, the output shaft of the driving motor is coincided with the axis of the pipeline, the motor is started to drive the scraper to move circumferentially around the pipeline, and the scraper cleans burrs on the inner wall of the pipeline, so that workers can clean the burrs on an opening conveniently; the pipeline with various diameters and burrs of various distribution conditions can be cleaned through the matching of all the parts.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged schematic view of a position a in fig. 1.
In the attached figure, 1-driving motor, 2-scraper, 3-connecting column, 4-first supporting table, 5-second supporting table, 6-connecting plate, 7-groove, 8-first cylinder, 9-second cylinder, 10-fixing plate, 11-first driving motor, 12-third cylinder, 13-clamping plate and 14-fixing block.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
Examples
As shown in fig. 1 and fig. 2, the present embodiment provides a pipe orifice burr cleaning device, which includes a driving motor 1, a connecting column 3 is connected to a circumferential wall of an output shaft of the driving motor 1, and a scraper 2 is connected to the connecting column 3.
The device comprises a first supporting table 4, a second supporting table 5 and a connecting plate 6, wherein the top walls of the first supporting table 4 and the second supporting table 5 are located on the same plane, a groove 7 is formed in the top wall of the first supporting table 4, a driving device is arranged in the groove 7 and connected with a first air cylinder 8, the driving device can drive the first air cylinder 8 to move in the front-back direction, the output end of the first air cylinder 8 is connected with a driving motor 1, and the first air cylinder 8 can drive the driving motor 1 to move up and down;
the connecting column 3 is connected with a second cylinder 9, the output end of the second cylinder 9 is connected with a fixing plate 10, the scraper 2 is cylindrical, a first driving motor 11 is fixed on the fixing plate 10, and the output shaft of the first driving motor 11 is connected with the scraper 2;
the top wall of the second supporting table 5 is provided with two clamping units, the two clamping units are symmetrical about the axis of the output shaft of the driving motor 1, each clamping unit comprises a third cylinder 12 and a clamping plate 13, and the third cylinder 12 can drive the clamping plates 13 to move left and right.
In this embodiment, the height of the top wall of the connecting plate 6 is lower than that of the top wall of the first supporting table 4, and the rear end of the scraper 2 protrudes from the fixing plate 10.
In this embodiment, the driving device includes a second driving motor, a sliding block, a rack, and a gear, the second driving motor is fixed in the groove 7, a sliding groove is formed in the bottom wall of the groove 7, the sliding groove is distributed along the front-back direction, the sliding block is slidably connected with the sliding groove, the rack is fixed on the sliding block, the gear is fixed on an output shaft of the second driving motor, the rack is engaged with the gear, the first cylinder 8 is connected with the rack, or the driving device adopts a fourth cylinder.
In order to prevent the circuit from being disordered, a battery and a single chip microcomputer are arranged on the connecting column 3 in the embodiment, the battery supplies power to the single chip microcomputer, the second air cylinder 9 and the first driving motor 11, the single chip microcomputer is connected with the second air cylinder 9 and the first driving motor 11, and the single chip microcomputer controls the movement of the second air cylinder 9 and the first driving motor 11.
In order to fix the driving motor 1 more stably, in this embodiment, the driving motor 1 is fixed on the fixing block 14, and the output end of the first cylinder 8 is connected with the fixing block 14.
Example 2
The embodiment provides a pipe orifice burr cleaning method, which uses a pipe orifice burr cleaning device and comprises the following steps:
A. placing the pipeline on a second support table 5, and clamping and fixing the pipeline by using two clamping units to enable the axis of the pipeline and the axis of the output shaft of the driving motor 1 to be in the same vertical plane;
B. starting a driving device to enable the scraper 2 to enter the pipeline;
C. starting the first air cylinder 8 to enable the axis of the output shaft of the driving motor 1 to coincide with the axis of the pipeline;
D. starting a first driving motor 11 to drive the scraper 2 to rotate, and simultaneously starting a second air cylinder 9 to drive the scraper 2 to move along the radial direction of the pipeline until the circumferential wall of the scraper 2 is contacted with the inner wall of the pipeline;
E. and starting the driving motor 1 to drive the scraper 2 to move circumferentially along the axis of the pipeline.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. The utility model provides a mouth of pipe burr cleaning device, its characterized in that, includes driving motor (1), be connected with spliced pole (3) on the circumference wall of driving motor (1) output shaft, be connected with scraper (2) on spliced pole (3).
2. The pipe orifice burr cleaning device according to claim 1, characterized by further comprising a first supporting table (4), a second supporting table (5) and a connecting plate (6), wherein the top walls of the first supporting table (4) and the second supporting table (5) are located on the same plane, a groove (7) is formed in the top wall of the first supporting table (4), a driving device is arranged in the groove (7), the driving device is connected with a first air cylinder (8), the driving device can drive the first air cylinder (8) to move in the front-back direction, the output end of the first air cylinder (8) is connected with the driving motor (1), and the first air cylinder (8) can drive the driving motor (1) to move up and down;
the connecting column (3) is connected with a second cylinder (9), the output end of the second cylinder (9) is connected with a fixing plate (10), the scraper (2) is cylindrical, a first driving motor (11) is fixed on the fixing plate (10), and the output shaft of the first driving motor (11) is connected with the scraper (2);
the roof of second brace table (5) is equipped with two clamping unit, and two clamping unit are symmetrical about the axis of driving motor (1) output shaft, clamping unit includes third cylinder (12) and grip block (13), and third cylinder (12) can drive grip block (13) side-to-side movement.
3. A pipe orifice burr removing device according to claim 2, characterized in that the height of the top wall of the connecting plate (6) is lower than the height of the top wall of the first support table (4), and the rear end of the scraper (2) protrudes from the fixing plate (10).
4. The pipe orifice burr removing device according to claim 2, characterized in that the driving device comprises a second driving motor, a sliding block, a rack and a gear, the second driving motor is fixed in the groove (7), a sliding groove is formed in the bottom wall of the groove (7), the sliding groove is distributed along the front-back direction, the sliding block is connected with the sliding groove in a sliding manner, the rack is fixed on the sliding block, the gear is fixed on an output shaft of the second driving motor, the rack is meshed with the gear, and the first air cylinder (8) is connected with the rack.
5. The pipe orifice burr cleaning device of claim 2, wherein said driving means is a fourth cylinder.
6. The pipe orifice burr cleaning device according to claim 2, characterized in that a battery and a single chip microcomputer are arranged on the connecting column (3), the battery supplies power to the single chip microcomputer, the second air cylinder (9) and the first driving motor (11), the single chip microcomputer is connected with the second air cylinder (9) and the first driving motor (11), and the single chip microcomputer controls the movement of the second air cylinder (9) and the first driving motor (11).
7. The pipe orifice burr cleaning device according to claim 2, characterized in that the driving motor (1) is fixed on a fixed block (14), and the output end of the first cylinder (8) is connected with the fixed block (14).
8. A pipe orifice deburring method using the pipe orifice deburring apparatus claimed in claim 2, comprising the steps of:
A. placing the pipeline on a second support table (5), and clamping and fixing the pipeline by using two clamping units to enable the axis of the pipeline and the axis of the output shaft of the driving motor (1) to be in the same vertical plane;
B. starting a driving device to enable the scraper (2) to enter the pipeline;
C. starting the first air cylinder (8) to enable the axis of the output shaft of the driving motor (1) to coincide with the axis of the pipeline;
D. starting a first driving motor (11) to drive the scraper (2) to rotate, and simultaneously starting a second air cylinder (9) to drive the scraper (2) to move along the radial direction of the pipeline until the circumferential wall of the scraper (2) is contacted with the inner wall of the pipeline;
E. and starting the driving motor (1) to drive the scraper (2) to move along the circumferential direction of the pipeline axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110104967.4A CN112846414A (en) | 2021-01-26 | 2021-01-26 | Pipe orifice burr cleaning device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110104967.4A CN112846414A (en) | 2021-01-26 | 2021-01-26 | Pipe orifice burr cleaning device and method |
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| CN112846414A true CN112846414A (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110104967.4A Pending CN112846414A (en) | 2021-01-26 | 2021-01-26 | Pipe orifice burr cleaning device and method |
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| CN (1) | CN112846414A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263249A (en) * | 2021-06-10 | 2021-08-17 | 上海佳船工程监理发展有限公司 | Ship pipeline cutting equipment |
| CN114485338A (en) * | 2022-01-27 | 2022-05-13 | 淄博市特种设备检验研究院 | Multifunctional measuring equipment for bulge deformation size of pressure-bearing special equipment |
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| CN110814987A (en) * | 2019-11-22 | 2020-02-21 | 蒙城县国超生态板业有限公司 | Surface layer polishing device for ecological plate material production |
| CN111730067A (en) * | 2020-07-02 | 2020-10-02 | 含山县兴达球墨铸铁厂 | End face chamfering device for nodular cast iron pipe |
| CN211915731U (en) * | 2020-01-19 | 2020-11-13 | 中信戴卡股份有限公司 | Device for removing burrs on circumferential direction of wheel |
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| JPH054109A (en) * | 1991-03-18 | 1993-01-14 | Hitachi Ltd | Working method of pipe end face and device therefor |
| JPH0819901A (en) * | 1994-07-04 | 1996-01-23 | Toshiba Corp | End part machining device for pipe |
| JPH10249602A (en) * | 1997-03-11 | 1998-09-22 | Daido Kikai Seisakusho:Kk | Machine tool |
| CN2384719Y (en) * | 1997-07-25 | 2000-06-28 | 湘潭电机集团有限公司 | Large-modulus cylindrical gear chamfering machine tool |
| CN1729064A (en) * | 2002-12-23 | 2006-02-01 | 科珀基国际有限公司 | Tube end preparation tool |
| CN101077531A (en) * | 2007-04-16 | 2007-11-28 | 祝捷 | Cutting tube blank full automatic flat head chamfering machine |
| CN206104900U (en) * | 2016-09-20 | 2017-04-19 | 重庆坤峰机械锻造有限公司 | Bar terminal surface overlap remove device |
| CN110814987A (en) * | 2019-11-22 | 2020-02-21 | 蒙城县国超生态板业有限公司 | Surface layer polishing device for ecological plate material production |
| CN211915731U (en) * | 2020-01-19 | 2020-11-13 | 中信戴卡股份有限公司 | Device for removing burrs on circumferential direction of wheel |
| CN111730067A (en) * | 2020-07-02 | 2020-10-02 | 含山县兴达球墨铸铁厂 | End face chamfering device for nodular cast iron pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113263249A (en) * | 2021-06-10 | 2021-08-17 | 上海佳船工程监理发展有限公司 | Ship pipeline cutting equipment |
| CN114485338A (en) * | 2022-01-27 | 2022-05-13 | 淄博市特种设备检验研究院 | Multifunctional measuring equipment for bulge deformation size of pressure-bearing special equipment |
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Application publication date: 20210528 |
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| RJ01 | Rejection of invention patent application after publication |