CN110561243A - Handheld metal surface treatment device with multi-rotating-speed adjusting mechanism - Google Patents
Handheld metal surface treatment device with multi-rotating-speed adjusting mechanism Download PDFInfo
- Publication number
- CN110561243A CN110561243A CN201910828959.7A CN201910828959A CN110561243A CN 110561243 A CN110561243 A CN 110561243A CN 201910828959 A CN201910828959 A CN 201910828959A CN 110561243 A CN110561243 A CN 110561243A
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- rod
- wall
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- mounting
- gear
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- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 239000002184 metal Substances 0.000 title claims abstract description 28
- 238000004381 surface treatment Methods 0.000 title claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 64
- 238000005498 polishing Methods 0.000 claims abstract description 27
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
-
- 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
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a handheld metal surface treatment device with a multi-rotating-speed adjusting mechanism, which comprises an installation pipe, wherein an installation box is fixedly installed at one end, far away from the installation pipe, of a movable rod, and a manual speed adjusting device is installed in the installation box. Has the advantages that: the invention installs the telescoping device between the installation tube and the movable rod, and utilizes the first motor to drive the first threaded rod and the threaded groove on the movable rod to be matched with each other, thereby realizing the telescoping of the movable rod, further controlling the length of the holding rod, providing convenience for polishing work.
Description
Technical Field
The invention relates to the technical field of metal polishing, in particular to a handheld metal surface treatment device with a multi-rotating-speed adjusting mechanism.
Background
polishing refers to a processing method for reducing the roughness of the surface of a workpiece by using mechanical, chemical or electrochemical actions to obtain a bright and flat surface, and is a modification processing of the surface of the workpiece by using a polishing tool and abrasive particles or other polishing media.
Among the prior art, because the part of roof is higher when polishing the car surface, lead to staff's operational difficulties, and current burnishing machine is difficult to stretch out and draw back, has led to the difficulty of polishing more, and secondly current burnishing machine polishing plate's rotational speed is not adjustable, leads to the effect of polishing to descend.
Disclosure of Invention
The invention aims to solve the problems that a polishing machine is not easy to stretch and retract and the rotating speed is not adjustable in the prior art, and provides a handheld metal surface treatment device with a multi-rotating-speed adjusting mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
The utility model provides a handheld metal surface treatment device with many rotational speed adjustment mechanism, includes the installation pipe, movable mounting has the movable rod in the installation pipe, the movable rod is kept away from installation pipe one end fixed mounting and is had the install bin, install the telescoping device between installation pipe and the movable rod, the mounting hole has been seted up on the outer wall of install bin one side, movable mounting has the trace in the mounting hole, the trace is close to install bin one end fixed mounting and has the third bearing, fixed mounting has the connecting rod on the inner ring of third bearing, trace one end fixed mounting is kept away from to the connecting rod has the installation pole, the outer wall that connecting rod one end runs through the install bin is kept away from to the installation pole, connecting rod one end fixed mounting is kept away from to the installation pole has the polishing board, install manual speed adjusting device.
in foretell handheld metal surface treatment device with many rotational speed adjustment mechanism, symmetry fixed mounting has two first slide bars on the outer wall of movable rod both sides, two first spouts have been seted up to the symmetry on the inner wall of installation pipe both sides, mutually support between first slide bar and the first spout, and slidable mounting.
In foretell handheld metal surface treatment device with many rotational speed adjustment mechanism, the telescoping device includes the first motor of fixed mounting in the installation pipe, first motor is close to and installs the output shaft on the outer wall of movable rod one side, first motor one end fixed mounting is kept away from to the output shaft has first threaded rod, fixed mounting has the primary shaft on the installation pipe inner wall, fixed mounting between first threaded rod and the primary shaft inner ring, the movable rod is close to first threaded rod one end and has seted up the thread groove, thread engagement between first threaded rod and the thread groove, and the thread installation.
In the above handheld metal surface treatment device with the multi-rotating-speed adjusting mechanism, two second sliding rods are symmetrically and fixedly mounted on the inner walls of the two sides of the mounting hole, two second sliding grooves are symmetrically formed in the outer walls of the two sides of the linkage rod, and the second sliding rods are matched with the second sliding grooves and are slidably mounted.
In the above mentioned handheld metal surface treatment device with multiple rotation speed adjusting mechanism, the manual speed adjusting device comprises a second motor fixedly installed on the outer wall of the installation box far away from the polishing plate, an output shaft is arranged on the outer wall of one side of the second motor close to the installation box, the output shaft movably penetrates through the outer wall of the installation box, a rotating rod is fixedly arranged at one end of the output shaft, which is far away from the second motor, a second bearing is fixedly arranged on the outer wall of one side of the installation box, which is far away from the second motor, the second bearing penetrates through the outer wall of the installation box, one end of the rotating rod, which is far away from the second motor, is fixedly installed on an inner ring of the second bearing, a first gear and a second gear are fixedly arranged on the rotating rod, a third gear and a fourth gear are fixedly arranged on the mounting rod, the first gear is meshed with the third gear, and the second gear is meshed with the fourth gear.
In foretell handheld metal surface treatment device with many speed control mechanism, the trace is kept away from connecting rod one end fixed mounting and is had first fixed plate, fixed mounting has the second fixed plate on the installation box roof, fixed mounting has the inserted bar on first fixed plate is close to second fixed plate one side outer wall, the jack has been seted up on the second fixed plate, the spacing groove has been seted up on the outer wall of inserted bar one side, symmetry fixed mounting has two second springs, two on the end wall of spacing groove the common fixed mounting of spacing groove one end has the kelly to be kept away from to the second spring, the kelly is kept away from first fixed plate one side outer wall and is the inclined plane.
In the above mentioned handheld metal surface treatment device with multiple rotation speed adjusting mechanisms, a first spring is fixedly installed between the first fixing plate and the outer wall of the installation box close to one side.
In foretell handheld metal surface treatment device with many rotational speed adjustment mechanism, it has first mounting panel to polish on the board is close to installation pole one side outer wall fixed mounting, the installation pole is close to and polishes board one end fixed mounting and has the second mounting panel, first mounting panel is kept away from and is polished on board one side outer wall symmetry fixed mounting and have two second threaded rods, two connecting holes have been seted up to the symmetry on the second mounting panel, second threaded rod through connection hole, the second threaded rod is kept away from first mounting panel one end screw thread and is installed lock nut.
Compared with the prior art, the invention has the advantages that:
1 the telescopic device is arranged between the mounting pipe and the movable rod, and the first motor is used for driving the first threaded rod to be matched with the threaded groove on the movable rod, so that the telescopic of the movable rod is realized, the length of the holding rod is further controlled, and the convenience is provided for polishing work;
2 the invention installs a manual speed adjusting device in the installation box, and utilizes the push-pull linkage rod to mesh the first gear and the third gear, or mesh the second gear and the fourth gear, and realizes different rotating speeds with different transmission ratios, thereby not only having convenient operation, but also improving the polishing quality.
Drawings
FIG. 1 is a front view of a hand-held metallic surface treating device having a multiple speed adjustment mechanism in accordance with the present invention;
FIG. 2 is an enlarged view of a portion A of a handheld metal surface treating device with a multi-speed adjusting mechanism according to the present invention;
FIG. 3 is an enlarged view of a portion B of a handheld metal surface treating device with a multi-speed adjusting mechanism according to the present invention;
FIG. 4 is an enlarged view of a portion C of a handheld metal surface treating device with a multi-speed adjusting mechanism according to the present invention;
FIG. 5 is an enlarged view of a portion D of a handheld metal surface treating device having a multi-speed adjusting mechanism according to the present invention;
FIG. 6 is an enlarged view of the structure of the E part of the handheld metal surface treatment device with the multi-speed adjusting mechanism.
In the figure: the mounting device comprises a mounting pipe 1, a movable rod 2, a mounting box 3, a first sliding rod 4, a first sliding chute 5, a first motor 6, a first bearing 7, a first threaded rod 8, a threaded groove 9, a second motor 10, a rotating rod 11, a first gear 12, a second gear 13, a polishing plate 14, a first mounting plate 15, a second mounting plate 16, a mounting rod 17, a third gear 18, a fourth gear 19, a connecting rod 20, a second bearing 21, a second threaded rod 22, a locking nut 23, a linkage rod 24, a third bearing 25, a second sliding rod 26, a second sliding chute 27, a first fixing plate 28, a first spring 29, a second fixing plate 30, an inserted rod 31, a clamping rod 32, a limiting groove 33 and a second spring 34.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-6, a hand-held metal surface treatment device with a multi-speed adjusting mechanism comprises an installation tube 1, a movable rod 2 is movably installed in the installation tube 1, two first slide rods 4 are symmetrically and fixedly installed on the outer walls of two sides of the movable rod 2, two first slide grooves 5 are symmetrically formed on the inner walls of two sides of the installation tube 1, the first slide rods 4 and the first slide grooves 5 are matched and slidably installed, an installation box 3 is fixedly installed at one end of the movable rod 2 far away from the installation tube 1, a telescopic device is installed between the installation tube 1 and the movable rod 2 and comprises a first motor 6 fixedly installed in the installation tube 1, an output shaft is installed on the outer wall of one side of the first motor 6 close to the movable rod 2, a first threaded rod 8 is fixedly installed at one end of the output shaft far away from the first motor 6, a first bearing 7 is fixedly installed on the inner wall of the installation tube 1, and a first threaded rod 8 and a, the movable rod 2 is close to 8 one ends of first threaded rod and has been seted up thread groove 9, and thread engagement between first threaded rod 8 and the thread groove 9, and the screw thread installation, and it is worth noting that the thread groove 9 on utilizing first motor 6 drive first threaded rod 8 and the movable rod 2 mutually supports, realizes the flexible of movable rod 2, and then the length of control holding rod, and nimble control working distance provides convenience for polishing work.
The outer wall of one side of the installation box 3 is provided with an installation hole, a linkage rod 24 is movably installed in the installation hole, two second sliding rods 26 are symmetrically and fixedly installed on the inner walls of two sides of the installation hole, two second sliding grooves 27 are symmetrically installed on the outer walls of two sides of the linkage rod 24, the second sliding rods 26 and the second sliding grooves 27 are matched with each other and are installed in a sliding manner, a third bearing 25 is fixedly installed at one end, close to the installation box 3, of the linkage rod 24, a connecting rod 20 is fixedly installed on an inner ring of the third bearing 25, an installation rod 17 is fixedly installed at one end, far away from the linkage rod 24, of the connecting rod 20, one end, far away from the connecting rod 20, of the installation rod 17 penetrates through the outer wall of the installation box 3, a polishing plate 14 is fixedly installed at one end, far away from the connecting rod 20, of the installation rod 17, two second threaded rods 22 are symmetrically and fixedly installed on the outer wall of one side of the first mounting plate 15, which is far away from the polishing plate 14, two connecting holes are symmetrically formed in the second mounting plate 16, the second threaded rods 22 penetrate through the connecting holes, locking nuts 23 are installed on the ends, which are far away from the first mounting plate 15, of the second threaded rods 22 in a threaded manner, a manual speed regulation device is installed in the mounting box 3, the manual speed regulation device comprises a second motor 10 fixedly installed on the outer wall of one side, which is far away from the polishing plate 14, of the mounting box 3, an output shaft is installed on the outer wall of one side, which is close to the mounting box 3, of the second motor 10, the output shaft movably penetrates through the outer wall of the mounting box 3, a rotating rod 11 is fixedly installed at one end, which is far away from the second motor 10, a second bearing 21 is fixedly installed on the outer wall of one side, which, a first gear 12 and a second gear 13 are fixedly arranged on the rotating rod 11, a third gear 18 and a fourth gear 19 are fixedly arranged on the mounting rod 17, the first gear 12 is engaged with the third gear 18, the second gear 13 is engaged with the fourth gear 19, a first fixing plate 28 is fixedly arranged at one end of the linkage rod 24 far away from the connecting rod 20, a second fixing plate 30 is fixedly arranged on the top wall of the mounting box 3, an inserting rod 31 is fixedly arranged on the outer wall of one side of the first fixing plate 28 close to the second fixing plate 30, a jack is arranged on the second fixing plate 30, a limiting groove 33 is arranged on the outer wall of one side of the inserting rod 31, two second springs 34 are symmetrically and fixedly arranged on the end wall of the limiting groove 33, a clamping rod 32 is fixedly arranged at one end of the two second springs 34 far away from the limiting groove 33, the outer wall of one side of the clamping rod 32 far away from the first fixing plate 28 is an inclined plane, a first spring 29 is fixedly arranged between the outer walls, it is worth noting that the first gear 12 and the third gear 18 are meshed by using the push-pull linkage 24, or the second gear 13 and the fourth gear 19 are meshed, so that different rotating speeds are realized by different transmission ratios, the operation is convenient, and the polishing quality is improved.
Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
the working principle of the invention is as follows: start first motor 6, drive first threaded rod 8 and rotate, on first threaded rod 8 and the movable rod 2, thread groove 9 meshes mutually for the movable rod 2 stretches out or locks in the installation pipe 1 from the installation pipe 1, realizes the purpose of control holding rod length.
Speed regulation is carried out, the first fixing plate 28 is pressed, the inserting rod 31 on the first fixing plate 28 is inserted into the inserting hole in the second fixing plate 30, when the inserting rod is inserted, the clamping rod 32 on the outer wall of the inserting rod 31 is pressed into the limiting groove 33 under the pressure effect of the inner wall of the inserting hole, the clamping rod 32 compresses the second spring 34, meanwhile, when the first fixing plate 28 and the second fixing plate 30 are close to each other, the first spring 29 is compressed and deformed, after the clamping rod 32 completely passes through the inserting hole, the clamping rod 32 pops out the limiting groove 33 under the elastic force effect of the second spring 34 and is clamped on the second fixing plate 30, at the moment, gear meshing is carried out between the second gear 13 and the fourth gear 19, the second motor 10 is started, the second motor 10 drives the rotating rod 11 to rotate, and the polishing plate 14 is driven to rotate by the gear rotation between the second gear 13 and the fourth gear 19.
The second motor 10 is turned off, the clamping rod 32 is pressed into the limiting groove 33, the inserted rod 31 is pulled out of the insertion hole under the action of the elastic force of the first spring 29, at the moment, the second gear 13 and the fourth gear 19 are separated, the first gear 12 and the third gear 18 are meshed, another group of transmission ratios are completed, the second motor 10 is started, and the rotating speed of the polishing plate 14 is changed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A handheld metal surface treatment device with a multi-rotating-speed adjusting mechanism comprises an installation pipe (1) and is characterized in that a movable rod (2) is movably installed in the installation pipe (1), an installation box (3) is fixedly installed at one end, far away from the installation pipe (1), of the movable rod (2), a telescopic device is installed between the installation pipe (1) and the movable rod (2), an installation hole is formed in the outer wall of one side of the installation box (3), a linkage rod (24) is movably installed in the installation hole, a third bearing (25) is fixedly installed at one end, close to the installation box (3), of the linkage rod (24), a connecting rod (20) is fixedly installed on the inner ring of the third bearing (25), an installation rod (17) is fixedly installed at one end, far away from the linkage rod (24), of the connecting rod (20) is far away from the outer wall of the installation box (3), one end, far away from the connecting rod (20), of the mounting rod (17) is fixedly provided with a polishing plate (14), and a manual speed regulating device is installed in the mounting box (3).
2. the handheld metal surface treatment device with the multi-rotating-speed adjusting mechanism is characterized in that two first sliding rods (4) are symmetrically and fixedly mounted on the outer walls of two sides of the movable rod (2), two first sliding grooves (5) are symmetrically formed in the inner walls of two sides of the mounting pipe (1), and the first sliding rods (4) and the first sliding grooves (5) are matched with each other and are mounted in a sliding mode.
3. The handheld metal surface treatment device with the multi-rotating-speed adjusting mechanism is characterized in that the telescopic device comprises a first motor (6) fixedly installed in the installation pipe (1), an output shaft is installed on the outer wall of one side, close to the movable rod (2), of the first motor (6), a first threaded rod (8) is fixedly installed at one end, far away from the first motor (6), of the output shaft, a first bearing (7) is fixedly installed on the inner wall of the installation pipe (1), the first threaded rod (8) is fixedly installed between the inner ring of the first bearing (7), a threaded groove (9) is formed in one end, close to the first threaded rod (8), of the movable rod (2), and the first threaded rod (8) is in threaded engagement with the threaded groove (9) and is installed in a threaded manner.
4. The handheld metal surface treatment device with the multi-speed adjusting mechanism as recited in claim 1, wherein two second sliding bars (26) are symmetrically and fixedly mounted on inner walls of two sides of the mounting hole, two second sliding grooves (27) are symmetrically formed on outer walls of two sides of the linkage bar (24), and the second sliding bars (26) and the second sliding grooves (27) are mutually matched and slidably mounted.
5. The handheld metal surface treatment device with the multi-rotating-speed adjusting mechanism is characterized in that the manual speed adjusting device comprises a second motor (10) fixedly installed on the outer wall of one side, away from the polishing plate (14), of the installation box (3), an output shaft is installed on the outer wall of one side, close to the installation box (3), of the second motor (10), the output shaft movably penetrates through the outer wall of the installation box (3), a rotating rod (11) is fixedly installed at one end, away from the second motor (10), of the output shaft, a second bearing (21) is fixedly installed on the outer wall of one side, away from the second motor (10), of the installation box (3), the second bearing (21) penetrates through the outer wall of the installation box (3), one end, away from the second motor (10), of the rotating rod (11) is fixedly installed on an inner ring of the second bearing (21), a first gear (12) and a second gear (13) are fixedly installed on the rotating rod (11), and a third gear (18) and a fourth gear (19) are fixedly mounted on the mounting rod (17), the first gear (12) is meshed with the third gear (18), and the second gear (13) is meshed with the fourth gear (19).
6. The hand-held metal surface treatment device with a multi-speed adjustment mechanism of claim 1, it is characterized in that one end of the linkage rod (24) far away from the connecting rod (20) is fixedly provided with a first fixing plate (28), a second fixing plate (30) is fixedly arranged on the top wall of the mounting box (3), an insert rod (31) is fixedly arranged on the outer wall of one side of the first fixing plate (28) close to the second fixing plate (30), the second fixing plate (30) is provided with a jack, the outer wall of one side of the inserted link (31) is provided with a limit groove (33), two second springs (34) are symmetrically and fixedly arranged on the end wall of the limiting groove (33), a clamping rod (32) is fixedly arranged at one end of each second spring (34) far away from the limiting groove (33) together, the outer wall of one side, away from the first fixing plate (28), of the clamping rod (32) is an inclined surface.
7. The handheld metal surface treatment device with the multi-speed adjusting mechanism is characterized in that a first spring (29) is fixedly mounted between the first fixing plate (28) and the outer wall of the mounting box (3) on the side close to the first fixing plate.
8. The handheld metal surface treatment device with the multi-rotating-speed adjusting mechanism is characterized in that a first mounting plate (15) is fixedly mounted on the outer wall of one side, close to a mounting rod (17), of the polishing plate (14), a second mounting plate (16) is fixedly mounted at one end, close to the polishing plate (14), of the mounting rod (17), two second threaded rods (22) are symmetrically and fixedly mounted on the outer wall of one side, far away from the polishing plate (14), of the first mounting plate (15), two connecting holes are symmetrically formed in the second mounting plate (16), the second threaded rods (22) penetrate through the connecting holes, and locking nuts (23) are mounted at one end, far away from the first mounting plate (15), of the second threaded rods (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910828959.7A CN110561243B (en) | 2019-09-03 | 2019-09-03 | Handheld metal surface treatment device with multi-rotating-speed adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910828959.7A CN110561243B (en) | 2019-09-03 | 2019-09-03 | Handheld metal surface treatment device with multi-rotating-speed adjusting mechanism |
Publications (2)
| Publication Number | Publication Date |
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| CN110561243A true CN110561243A (en) | 2019-12-13 |
| CN110561243B CN110561243B (en) | 2021-11-02 |
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| CN201910828959.7A Active CN110561243B (en) | 2019-09-03 | 2019-09-03 | Handheld metal surface treatment device with multi-rotating-speed adjusting mechanism |
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Cited By (5)
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|---|---|---|---|---|
| CN110974624A (en) * | 2019-12-23 | 2020-04-10 | 吉林大学 | Two-leg buckling posture driving auxiliary device |
| CN111424478A (en) * | 2020-04-14 | 2020-07-17 | 浙江乐科文化发展有限公司 | Steel rail grinding and polishing equipment for rail transit engineering |
| CN112405134A (en) * | 2020-11-18 | 2021-02-26 | 苏州用朴精密科技有限公司 | Drill bit machining feeding device capable of adjusting conveying speed and using method thereof |
| CN112589621A (en) * | 2021-01-14 | 2021-04-02 | 南京客络超商贸有限公司 | Handheld grinding device suitable for one-key cleaning of multi-size grinding wheel |
| CN113122850A (en) * | 2019-12-31 | 2021-07-16 | 苏州丰川电子科技有限公司 | Processing device of metal surface treatment production line |
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| CN110974624A (en) * | 2019-12-23 | 2020-04-10 | 吉林大学 | Two-leg buckling posture driving auxiliary device |
| CN113122850A (en) * | 2019-12-31 | 2021-07-16 | 苏州丰川电子科技有限公司 | Processing device of metal surface treatment production line |
| CN111424478A (en) * | 2020-04-14 | 2020-07-17 | 浙江乐科文化发展有限公司 | Steel rail grinding and polishing equipment for rail transit engineering |
| CN112405134A (en) * | 2020-11-18 | 2021-02-26 | 苏州用朴精密科技有限公司 | Drill bit machining feeding device capable of adjusting conveying speed and using method thereof |
| CN112405134B (en) * | 2020-11-18 | 2021-10-26 | 苏州用朴精密科技有限公司 | Drill bit machining feeding device capable of adjusting conveying speed and using method thereof |
| CN112589621A (en) * | 2021-01-14 | 2021-04-02 | 南京客络超商贸有限公司 | Handheld grinding device suitable for one-key cleaning of multi-size grinding wheel |
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