CN108453310B - A clamping saw bit device and multi-functional saw for multi-functional saw - Google Patents
A clamping saw bit device and multi-functional saw for multi-functional saw Download PDFInfo
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- CN108453310B CN108453310B CN201810485746.4A CN201810485746A CN108453310B CN 108453310 B CN108453310 B CN 108453310B CN 201810485746 A CN201810485746 A CN 201810485746A CN 108453310 B CN108453310 B CN 108453310B
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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
- B23D51/00—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends
- B23D51/08—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends of devices for mounting straight saw blades or other tools
- B23D51/10—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends of devices for mounting straight saw blades or other tools for hand-held or hand-operated devices
-
- 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
- B23D49/00—Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
- B23D49/10—Hand-held or hand-operated sawing devices with straight saw blades
- B23D49/16—Hand-held or hand-operated sawing devices with straight saw blades actuated by electric or magnetic power or prime movers
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- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
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Abstract
The invention provides a clamping saw blade device for a multifunctional saw and the multifunctional saw, wherein the multifunctional saw comprises a head shell, an output shaft is arranged in the head shell, the clamping saw blade device comprises a pressing rod and a driving device for driving the pressing rod to move up and down, a pressing block is arranged at the lower end of the pressing rod, the pressing block is positioned below the head shell, the lower part of the output shaft extends out of the head shell and is hollow to form a mounting cavity, a connecting column is arranged in the mounting cavity, a pressing pin is arranged on the connecting column, a long hole for the pressing pin to move up and down is arranged on the side wall of the output shaft, a mounting block for mounting a saw blade is arranged at the lower end of the output shaft, a pressing block for pressing the saw blade is arranged at the lower end of the connecting column, the pressing pin is matched with the pressing block through the long hole and moves up and down along with the pressing block to drive the pressing block to press or loosen the saw blade, and the saw blade can be replaced without tools, so that the saw blade replacement operation is simple, convenient and quick; in addition, the lower part of the output shaft is hollow, so that the influence on the output shaft is reduced, and the service life of the whole clamping saw blade device is prolonged.
Description
Technical Field
The invention relates to the field of electric tools, in particular to a saw blade clamping device for a multifunctional saw and the multifunctional saw.
Background
The multifunctional saw is suitable for different occasions, is favored by consumers and is widely applied, and different types of saw blades need to be frequently replaced in the using process of the multifunctional saw so as to adapt to different using occasions. In the prior art, the saw blade of the multifunctional saw is assembled on the output shaft through fasteners such as screws, and the disassembly and assembly are carried out by aid of auxiliary tools, so that the installation and replacement processes of the saw blade are complicated and complex, the operation is difficult, the working efficiency is extremely low, and the use experience of a user is poor.
Disclosure of Invention
The invention aims to provide a saw blade clamping device for a multifunctional saw and the multifunctional saw, and the saw blade clamping device and the multifunctional saw can be used for realizing rapid replacement of a saw blade.
In order to achieve the above purpose, the invention adopts the following technical scheme: a clamping saw bit device for multi-functional saw, multi-functional saw includes the head shell, be equipped with the output shaft in the head shell, clamping saw bit device includes the depression bar and drives the drive arrangement of depression bar reciprocates, the lower extreme of depression bar is equipped with the briquetting, the briquetting is located the below of head shell, the lower part of output shaft stretches out in the head shell and cavity formation installation cavity, be equipped with the spliced pole in the installation cavity, be equipped with the hold-down pin on the spliced pole, be equipped with the slot hole that supplies the hold-down pin to reciprocate on the lateral wall of output shaft, the lower extreme of output shaft is equipped with the installation piece that is used for installing the saw bit, the lower extreme of spliced pole is equipped with the hold-down piece that is used for compressing tightly the saw bit, the hold-down pin passes slot hole and briquetting cooperation and reciprocates with the briquetting and compresses tightly or loosen the saw bit with the drive hold-down piece.
Further, the compression bar is provided with two and is located the week side of head housing respectively, and the upper end of compression bar is equipped with the link with drive arrangement complex.
Further, the driving device comprises an eccentric block and a wrench for driving the eccentric block to rotate along the axis of the eccentric block, and a driving column in contact with the eccentric block is arranged on the connecting frame.
Further, two limiting sleeves are arranged on the side wall of the head shell, and two compression bars are respectively positioned in the two limiting sleeves and can move up and down along the limiting sleeves.
Further, the driving device further comprises a first elastic element, wherein the first elastic element is sleeved on the compression bar and is positioned between the limit sleeve and the connecting frame.
Further, a second elastic element is sleeved on the output shaft and is positioned between the pressing pin and the mounting block.
Further, the long holes comprise a first long hole and a second long hole, the connecting column is provided with a connecting hole which is matched with the shape of the pressing pin, and the pressing pin sequentially penetrates through the first long hole, the connecting hole and the second long hole to drive the connecting column to move up and down along the long holes.
Further, a limiting groove for limiting the position of the pressing pin is formed in the lower end face of the pressing block.
Further, the mounting block is provided with a positioning protrusion, and the saw blade is provided with a positioning hole matched with the positioning protrusion; or the mounting block is provided with a positioning hole, and the saw blade is provided with a positioning protrusion matched with the positioning hole.
The invention also discloses a multifunctional saw, which comprises a machine body and a head shell, wherein the head shell is provided with a saw blade clamping device, and the saw blade clamping device is the saw blade clamping device according to any technical scheme.
After the technical scheme is adopted, the invention has the following advantages:
1. the pressing block is driven to move up and down by the driving device, so that the pressing block at the lower end of the pressing rod is driven to move up and down, and the pressing pin and the long hole are arranged, so that the pressing pin moves up and down along with the pressing block in the long hole and drives the pressing block at the lower end of the connecting column to move up and down, and the pressing block and the mounting block are pressed or loosened, so that the saw blade is pressed or loosened. The whole device has the advantages of simple structure, convenient processing and low production cost, and the saw blade can be replaced without tools, so that the saw blade replacement operation is simple, convenient and quick; in addition, only the lower hollow part of the output shaft is required to be provided with the mounting cavity, the whole hollow part of the output shaft is not required, the influence on the output shaft is reduced to the greatest extent, and the service life of the whole saw blade clamping device is prolonged.
2. Through the arrangement of the two pressing rods, the two pressing rods are matched with the driving device through the connecting frame, and the pressing blocks are driven to move up and down by the two pressing rods at the same time, so that the force acting on the pressing blocks is relatively stable, and the use stability of the whole saw blade clamping device is further improved; in addition, through setting up two depression bars for the power that every depression bar received is less, promotes the life of depression bar, and then promotes the life of whole clamping saw bit device.
3. Through setting up eccentric block and spanner, the spanner can drive the axis rotation of eccentric block along the eccentric block, and the eccentric block can drive the drive post of contact with the eccentric block and move down to the depression bar that sets up in the link lower extreme also moves down, makes the compact heap down motion loosen the saw bit.
4. Through setting up the stop collar, the depression bar is located the stop collar and can reciprocate along the stop collar, and the stop collar plays spacing effect to the depression bar, guarantees that the depression bar can only vertical reciprocate, makes the depression bar effect be vertical direction at the power of compressing tightly on the pin to the driving effect of depression bar is more reliable, the reliability that hoisting device used.
5. Through setting up first elastic element between stop collar and link, because of the stop collar setting on the lateral wall of head shell, the fixed position of stop collar, after the link moved down, first elastic element was compressed, stores the elasticity, after the drive power on the link disappeared, first elastic element release elasticity drive link upwards moved, returns to initial position to the briquetting moves upwards along with the link, makes the hold-down pin no longer receive the downward pressure of compression block.
6. Through setting up the second elastic element between hold-down pin and installation piece, hold-down pin moves the back down along with the briquetting, and the second elastic element is compressed, stores the elasticity, and after the briquetting moves up along with the depression bar, the second elastic element release elasticity drive hold-down pin moves along with the briquetting up, resumes initial position to the upward movement of hold-down piece compresses tightly the saw bit. Meanwhile, the second elastic element plays roles of damping and protecting in the using process of the saw blade, and the service life of the saw blade is prolonged.
7. Through the arrangement of the first long hole and the second long hole, the connecting column is provided with the connecting hole, and the compression pin sequentially penetrates through the first long hole, the connecting hole and the second long hole, so that the compression pin can drive the connecting column to move up and down along the long hole while moving up and down, and therefore compression blocks at the lower end of the connecting column can be compressed or loosened with the mounting blocks, and compression or loosening of the saw blade is further realized; through setting up two slot holes for the both ends of hold-down pin remove in first slot hole and second slot hole respectively under the effect of briquetting, make the reciprocating of spliced pole more stable, reliable.
8. The lower terminal surface of briquetting is provided with the spacing groove, and the position of spacing groove restriction hold-down pin through setting up the hold-down pin at the spacing inslot, guarantees that the hold-down pin can cooperate and move downwards under the effect of briquetting with the briquetting, guarantees simultaneously to hold-down pin and spliced pole, the cooperation relation between the slot hole, promotes the reliability that clamping saw bit device used.
9. The installation block and the saw blade limit the relative positions of the saw blade and the installation block in the circumferential direction through the matching of the positioning bulge and the positioning hole, so that the saw blade is prevented from rotating in the using process, and the using reliability of the saw blade is improved.
10. The invention also discloses a multifunctional saw, wherein the head shell of the multifunctional saw is provided with the saw blade clamping device, the device has a simple structure, is convenient to process, can realize quick replacement of the saw blade without auxiliary tools, is simple to operate, and greatly improves the working efficiency of the multifunctional saw.
Drawings
The invention is further described below with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the saw blade clamping device according to the present invention.
Fig. 2 is an exploded view of the clamping saw blade device of the present invention.
FIG. 3 is a cross-sectional view of a device for clamping a saw blade when the compression block compresses the saw blade according to the present invention.
FIG. 4 is a cross-sectional view of a device for clamping a saw blade when the hold-down block of the present invention releases the saw blade.
The names of the components marked in the figure are as follows:
1. a head shell; 11. a limit sleeve; 2. an output shaft; 21. a mounting cavity; 22. a long hole; 23. a mounting block; 231. positioning the bulge; 24. a second elastic element; 3. a compression bar; 4. briquetting; 41. a limit groove; 5. a connecting column; 51. a compaction block; 52. a connection hole; 6. a hold-down pin; 7. a connecting frame; 71. a drive column; 8. a driving device; 81. an eccentric block; 82. a wrench; 83. a positioning pin; 84. a first elastic element; 9. a saw blade; 91. and positioning holes.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples. It is to be understood that the terms "upper," "lower," "left," "right," "longitudinal," "transverse," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like, as used herein, are merely based on the orientation or positional relationship shown in the drawings and are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the devices/elements referred to must have or be configured and operated in a particular orientation and therefore should not be construed as limiting the invention.
As shown in fig. 1 to 4, the invention provides a clamping saw blade device for a multifunctional saw, the multifunctional saw comprises a head shell 1, an output shaft 2 is arranged in the head shell 1, the clamping saw blade device comprises a pressing rod 3 and a driving device 8, a pressing block 4 is arranged at the lower end of the pressing rod 3, the pressing block 4 is positioned below the head shell 1, the driving device 8 can drive the pressing rod 3 to move up and down so as to drive the pressing block 4 at the lower end of the pressing rod 3 to move up and down, the lower part of the output shaft 2 extends out of the head shell 1, a mounting cavity 21 is formed in the lower part of the output shaft 2, a connecting column 5 is arranged in the mounting cavity 21, a pressing pin 6 is arranged on the connecting column 5, a long hole 22 for the pressing pin 6 to move up and down is arranged on the side wall of the output shaft 2, a mounting block 23 for mounting the saw blade 9 is arranged at the lower end of the output shaft 2, the mounting block 23 and the output shaft 2 are integrally formed, a pressing block 51 for pressing the saw blade 9 is arranged at the lower end of the connecting column 5, the pressing block 5 and the pressing block 51 integrally formed with the pressing block 51, the pressing pin 6 passes through the long hole 22 and moves up and down along the pressing block 4, and drives the pressing block 51 at the lower end of the connecting column 5 to move up and down, and the pressing block 51 is driven to be pressed down or released, and the saw blade is released, or the saw blade is released. The whole saw blade clamping device has the advantages of simple structure, convenient processing and low production cost, and the saw blade can be replaced without tools, so that the saw blade replacement operation is simple, convenient and quick; in addition, only the lower hollow part of the output shaft is required to be provided with the mounting cavity, the whole hollow part of the output shaft is not required, the influence on the output shaft is reduced to the greatest extent, and the service life of the whole saw blade clamping device is prolonged.
In the embodiment, two pressing rods 3 are arranged and are respectively positioned on the periphery of the head shell 1, the upper ends of the pressing rods 3 are provided with connecting frames 7 matched with the driving device 8, the two pressing rods 3 are matched with the driving device 8 through the connecting frames 7, and the pressing blocks 4 are driven to move up and down by the two pressing rods 3 at the same time, so that the force acting on the pressing blocks 4 is relatively stable, and the use stability of the whole saw blade clamping device is further improved; in addition, through setting up two depression bars 3 for every depression bar 3 receives less power, promotes the life of depression bar 3, and then promotes the life of whole clamping saw bit device. Specifically, the compression bar 3 is in threaded connection with the connecting frame 7, so that the compression bar and the connecting frame are convenient to install and detach, and the connection is reliable.
The driving device 8 comprises an eccentric block 81, a positioning pin 83 and a wrench 82, wherein the positioning pin 83 is used for connecting the eccentric block 81 with the wrench 82, the axis of the positioning pin 83 is coincident with the axis of the eccentric block 81, the wrench 82 can drive the eccentric block 81 to rotate along the axis of the eccentric block 81, the connecting frame 7 is provided with a driving column 71 which is contacted with the eccentric block 81, the eccentric block 81 can drive the driving column 71 which is contacted with the eccentric block 81 to move downwards, and therefore the compression bar 3 arranged at the lower end of the connecting frame 7 also moves downwards, so that the compression block 51 moves downwards to loosen the saw blade 9.
Two limiting sleeves 11 are arranged on the side wall of the head shell 1, two compression rods 3 are respectively positioned in the two limiting sleeves 11 and can move up and down along the limiting sleeves 11, the limiting sleeves 11 play a limiting role on the compression rods 3, the compression rods 3 can only move vertically up and down, the force of the compression rods 3 acting on the compression pins 6 is vertical, the driving effect of the compression rods is more reliable, and the use reliability of the device is improved.
The driving device 8 further comprises a first elastic element 84, and the first elastic element 84 is sleeved on the compression bar 3 and is located between the limit sleeve 11 and the connecting frame 7. Specifically, the first elastic element 84 is a spring. After the pressing pin 6 moves downwards along with the pressing block 4, the spring is compressed, the elastic force is stored, after the pressing block 4 moves upwards along with the pressing rod 3, the pressing pin 6 is driven to move upwards along with the pressing block 4 by the spring release elastic force, the pressing pin returns to the initial position, and accordingly the pressing block 51 moves upwards to press the saw blade 9.
The output shaft 2 is sleeved with a second elastic element 24, and the second elastic element 24 is positioned between the pressing pin 6 and the mounting block 23. In particular, the second elastic element 24 is a spring. After the pressing pin 6 moves downwards along with the pressing block 4, the spring is compressed, the elastic force is stored, after the pressing block 4 moves upwards along with the pressing rod 3, the pressing pin 6 is driven to move upwards along with the pressing block 4 by the spring release elastic force, the pressing pin returns to the initial position, and accordingly the pressing block 51 moves upwards to press the saw blade 9. Meanwhile, the spring plays a role in shock absorption and protection in the use process of the saw blade 9, and the service life of the saw blade is prolonged.
The long hole 22 comprises a first long hole and a second long hole, the connecting column 5 is provided with a connecting hole 52, the shape of the connecting hole 52 is matched with that of the compression pin 6, the compression pin 6 sequentially penetrates through the first long hole, the connecting hole 52 and the second long hole, so that the compression pin 6 can drive the connecting column 5 to move up and down together while moving up and down along the long holes, and therefore the compression block 51 at the lower end of the connecting column 5 can be compressed or loosened with the mounting block 23, and further compression or loosening of the saw blade 9 is realized; by arranging the two long holes 22, the two ends of the pressing pin 6 respectively move in the first long hole and the second long hole under the action of the pressing block 4, so that the up-and-down movement of the connecting column is stable and reliable. Specifically, the long hole 22 is a kidney-shaped hole.
The lower terminal surface of briquetting 4 is equipped with spacing groove 41, and the shape of spacing groove 41 suits with the shape of hold-down pin 6 in order to be used for restricting the position of hold-down pin 6, through setting up hold-down pin 6 in spacing groove 41, guarantees that hold-down pin 6 can cooperate and move downwards under the effect of briquetting 4 with briquetting 4, guarantees the cooperation relation between hold-down pin 6 and spliced pole 5, slot hole 22 simultaneously, promotes the reliability that clamping saw bit device used.
The installation piece 23 is provided with the positioning bulge 231, the saw blade 9 is provided with the positioning hole 91 matched with the positioning bulge 231, the relative position of the saw blade 9 and the installation piece 23 in the circumferential direction is limited by the positioning bulge 231 on the installation piece 23 and the positioning hole 91 on the saw blade 9, the saw blade 9 is ensured not to rotate in the use process, and the use reliability of the saw blade is improved.
When the saw blade is used, the spanner is pulled to enable the larger diameter part of the eccentric block to be in contact with the driving column, the eccentric block pushes the driving column to move downwards, so that the connecting frame drives the pressing rod and the pressing block at the lower end of the pressing rod to move downwards together, the pressing block drives the pressing pin matched with the pressing block to move downwards, the pressing pin drives the connecting column and the pressing block at the lower end of the connecting column to move downwards together, and accordingly the matching between the pressing block and the mounting block is released, and the saw blade can be replaced very easily; after the saw blade is replaced, the spanner is pulled to enable the smaller diameter part of the eccentric block to face the driving column, the connecting frame moves upwards under the action of the first elastic element, the pressing block moves upwards, the pressing pin moves upwards along with the pressing plate under the action of the second elastic element, and the pressing block is matched with the mounting block again to press the saw blade, so that the saw blade is fixed, and replacement is completed.
The invention also discloses a multifunctional saw, which comprises a machine body and a head shell, wherein the head shell is provided with the clamping saw blade device, and the clamping saw blade device is the clamping saw blade device in any technical scheme.
It will be appreciated that the connecting post and the compression block may also be threadably connected.
It can be understood that the mounting block can also be provided with a positioning hole, and the saw blade is provided with a positioning protrusion matched with the positioning hole.
In addition to the above preferred embodiments, the present invention has other embodiments, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the invention, which is defined in the appended claims.
Claims (7)
1. The utility model provides a clamping saw bit device for multifunctional saw, multifunctional saw includes the head shell, be equipped with the output shaft in the head shell, clamping saw bit device includes depression bar and drive arrangement that drives the depression bar and reciprocate, its characterized in that, the lower extreme of depression bar is equipped with the briquetting, and the briquetting is located the below of head shell, and the lower part of output shaft stretches out in the head shell and cavity formation installation cavity, is equipped with the spliced pole in the installation cavity, is equipped with the hold-down pin on the spliced pole, is equipped with the slot hole that supplies the hold-down pin to reciprocate on the lateral wall of output shaft, and the lower extreme of output shaft is equipped with the installation piece that is used for installing the saw bit, and the lower extreme of spliced pole is equipped with the hold-down block that is used for compressing tightly the saw bit, and the hold-down pin cooperates with the briquetting through the slot hole and reciprocates with the briquetting in order to drive the hold-down block to compress tightly or loosen the saw bit;
the compression bar is provided with two and is located the week side of head housing respectively, and the upper end of compression bar is equipped with drive arrangement complex link.
The driving device comprises an eccentric block and a wrench for driving the eccentric block to rotate along the axis of the eccentric block, and a driving column contacted with the eccentric block is arranged on the connecting frame;
the output shaft is sleeved with a second elastic element, and the second elastic element is positioned between the pressing pin and the mounting block.
2. The saw blade clamping device according to claim 1, wherein two limiting sleeves are arranged on the side wall of the head shell, and two compression bars are respectively arranged in the two limiting sleeves and can move up and down along the limiting sleeves.
3. The clamping saw blade device of claim 2, wherein the driving device further comprises a first elastic element sleeved on the compression bar and located between the limit sleeve and the connecting frame.
4. The clamping saw blade device according to claim 1, wherein the long holes comprise a first long hole and a second long hole, the connecting column is provided with a connecting hole which is matched with the shape of the pressing pin, and the pressing pin sequentially passes through the first long hole, the connecting hole and the second long hole to drive the connecting column to move up and down along the long holes.
5. The clamping saw blade device according to claim 1, wherein the lower end face of the pressing block is provided with a limiting groove for limiting the position of the pressing pin.
6. The saw blade clamping device according to any one of claims 1 to 5, wherein the mounting block is provided with a positioning protrusion, and the saw blade is provided with a positioning hole matched with the positioning protrusion; or the mounting block is provided with a positioning hole, and the saw blade is provided with a positioning protrusion matched with the positioning hole.
7. A multifunctional saw comprising a machine body and a head shell, wherein a clamping saw blade device is arranged on the head shell, and the multifunctional saw is characterized in that the clamping saw blade device is the clamping saw blade device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485746.4A CN108453310B (en) | 2018-05-21 | 2018-05-21 | A clamping saw bit device and multi-functional saw for multi-functional saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485746.4A CN108453310B (en) | 2018-05-21 | 2018-05-21 | A clamping saw bit device and multi-functional saw for multi-functional saw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108453310A CN108453310A (en) | 2018-08-28 |
| CN108453310B true CN108453310B (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810485746.4A Active CN108453310B (en) | 2018-05-21 | 2018-05-21 | A clamping saw bit device and multi-functional saw for multi-functional saw |
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| CN (1) | CN108453310B (en) |
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| WO2017024352A1 (en) * | 2015-08-12 | 2017-02-16 | Brand Developers Limited | Oscillating power tool |
| CN208341903U (en) * | 2018-05-21 | 2019-01-08 | 浙江亚特电器有限公司 | A kind of clamping saw blade device and multifunctional saw for multifunctional saw |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9186770B2 (en) * | 2010-04-29 | 2015-11-17 | Black & Decker Inc. | Oscillating tool attachment feature |
| US9555554B2 (en) * | 2013-05-06 | 2017-01-31 | Milwaukee Electric Tool Corporation | Oscillating multi-tool system |
| DE202017100297U1 (en) * | 2016-04-11 | 2017-02-10 | Zhejiang Jinmei Electric Tools Co., Ltd. | Quick change structure for multifunctional saw |
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- 2018-05-21 CN CN201810485746.4A patent/CN108453310B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014102130A1 (en) * | 2013-11-13 | 2015-05-13 | C. & E. Fein Gmbh | Oscillating drivable machine tool |
| WO2017024352A1 (en) * | 2015-08-12 | 2017-02-16 | Brand Developers Limited | Oscillating power tool |
| CN205438466U (en) * | 2015-12-31 | 2016-08-10 | 南京德朔实业有限公司 | Power tool of ability quick detach annex |
| CN205702691U (en) * | 2016-04-11 | 2016-11-23 | 浙江金美电动工具有限公司 | A kind of multifunctional saw quick change construction |
| CN208341903U (en) * | 2018-05-21 | 2019-01-08 | 浙江亚特电器有限公司 | A kind of clamping saw blade device and multifunctional saw for multifunctional saw |
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| CN108453310A (en) | 2018-08-28 |
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| CB02 | Change of applicant information |
Address after: No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Yate Electric Appliance Co.,Ltd. Address before: 314100 No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant before: ZHEJIANG YAT ELECTRICAL APPLIANCE Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |