CN104551225A - Saw blade clamping device and curve saw comprising saw blade clamping device - Google Patents
Saw blade clamping device and curve saw comprising saw blade clamping device Download PDFInfo
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- CN104551225A CN104551225A CN201310521473.1A CN201310521473A CN104551225A CN 104551225 A CN104551225 A CN 104551225A CN 201310521473 A CN201310521473 A CN 201310521473A CN 104551225 A CN104551225 A CN 104551225A
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- saw blade
- protuberance
- clamping device
- blade clamping
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Abstract
The invention relates to a saw blade clamping device. The saw blade clamping device is arranged on a connecting plate. The saw blade clamping device comprises a main body part of a first part and a second part, wherein the first part and the second part are pivotally arranged on the connecting plate through a pivot shaft; the first part and the second part comprise a first substrate and a first protruding part, and a second substrate and a second protruding part respectively; a slender groove is formed in at least one of the first substrate and the second substrate; a pin shaft passing through the slender groove is arranged on a U-shaped sliding component on the main body part in a sliding way. The invention further relates to a curve saw comprising the saw blade clamping device. The saw blade clamping device is simple in structure, and is easy to manufacture; moreover, a saw blade can be clamped reliably, stably and durably.
Description
Technical field
The present invention relates to electric saw, particularly relate to a kind of saw blade clamping device for sweep-saw and comprise the sweep-saw of this saw blade clamping device.
Background technology
Reciprocating electric saw especially sweep-saw uses the saw blade with T-shaped installing handle usually.T-shaped installing handle comprises installing handle main body and substantially from the outward extending branch in installing handle main body both sides, thus the shape in T-shaped substantially.For the saw blade standardization substantially of sweep-saw, variable parameter relates generally to the thickness of saw blade and the shape of sawtooth and number usually.Normally work in order to ensure sweep-saw, saw blade must reliably be clamped.
EP0792713A2 discloses a kind of saw blade clamping device, and it comprises the main part of T-shaped cross section substantially and openable locking device.The top of the main part of T-shaped cross section being formed with three sides of the slit for holding saw blade installing handle, being closed by the substrate be connected with sweep-saw driving mechanism for the 4th side holding the slit of saw blade installing handle.The leg of the main part of T-shaped cross section is formed with the inclined guide groove communicated with the slit for holding saw blade installing handle.Openable locking device comprises and is pivotally mounted to parts with U-shaped cross-section on main part and a slidiing pin.Each branch with the parts of U-shaped cross-section is formed with elongated hole.Slidiing pin through the inclined guide groove on main part and have U-shaped cross-section parts each branch on elongated hole.When operator makes the parts with U-shaped cross-section rotate relative to main part, cause slidiing pin to move apart saw blade in inclined guide groove, thus it is fastening to unclamp saw blade, can take out saw blade.On the contrary, when operator unclamps the parts with U-shaped cross-section, slidiing pin is shifted to saw blade and is kept close contact with saw blade in inclined guide groove under the action of the spring, thus is fixed by saw blade in place.This saw blade clamping device not only complex structure, be difficult to manufacture, and in this saw blade clamping device, because slidiing pin directly contacts to be fixed by saw blade in place with the leptoprosopy of saw blade installing handle, relative with durability poor to reliability, the stability of saw blade clamping.
Thus, need especially to improve its saw blade clamping device existing sweep-saw, thus the reliability of raising saw blade clamping device, stability and durability.
Summary of the invention
Object of the present invention will overcome above-mentioned at least one defect of the prior art exactly, proposes a kind of saw blade clamping device, and this saw blade clamping device can guarantee reliable, the stable and lasting clamping to saw blade.
For this reason, according to an aspect of the present invention, provide a kind of saw blade clamping device, described saw blade clamping device is installed to the connecting plate be connected with the driving mechanism for driving saw blade to move, and described saw blade clamping device comprises:
Comprise the main part of Part I and Part II, described Part I and described Part II are pivotally mounted on described connecting plate by pivot, described Part I and described Part II comprise the first base portion and the second base portion respectively, and from described first base portion and described second base portion towards the first protuberance extended each other and the second protuberance, at least one in described first base portion and described second base portion is formed with the elongated slot tilted relative to described first protuberance or described second protuberance of correspondence, and the side of described second protuberance is formed relative to second elongated slot of described second protuberance towards described trunnion axis tilt on described second base portion, and
There is the U-shaped slide unit of the first arm and the second arm, described U-shaped slide unit, by being slidably mounted on described main part through the bearing pin of the elongated slot at least one in the through hole on described first arm of described U-shaped slide unit, described first base portion and described second base portion and the through hole on described second arm, makes described U-shaped slide unit surround described second base portion of described first base portion of described Part I, described connecting plate and described Part II.
Preferably, the first elongated slot of tilting towards described first protuberance upper end relative to described first protuberance of the described elongated slot side that is included in described first protuberance on described first base portion and the side of described second protuberance tilts towards described second protuberance upper end relative to described second protuberance on described second base portion the second elongated slot.Preferably, described saw blade clamping device also comprises is propulsive the spring of described bearing pin towards the direction movement away from described connecting plate.
Preferably, the first elongated slot of tilting towards described first protuberance lower end relative to described first protuberance of the described elongated slot side that is included in described first protuberance on described first base portion and the side of described second protuberance tilts towards described second protuberance lower end relative to described second protuberance on described second base portion the second elongated slot.Preferably, described saw blade clamping device also comprises the spring of the direction movement being tending towards pulling described bearing pin towards described connecting plate.
Preferably, a part for the end that described connecting plate is connected with described saw blade clamping device is by place to go, to form the first supporting leg, the second supporting leg and the space between described first supporting leg and described second supporting leg, described first protuberance and described second protuberance are arranged in described space, described U-shaped slide unit surrounds described first supporting leg of described connecting plate, described spring is arranged on described second supporting leg through described spring by making described second supporting leg, one end of described spring is contacted with described connecting plate, and the other end contacts with described bearing pin all the time.
Preferably, described saw blade has T-shaped installing handle, on described first base portion, the opposite side of described first protuberance is formed with the first recess of a branch in the T-shaped portion for holding described T-shaped installing handle, and the opposite side of described second protuberance is formed with the second recess of another branch in the T-shaped portion for holding described T-shaped installing handle on described second base portion.
Preferably, the distance between described first base portion and described second base portion equals the width of the installing handle of described saw blade.
Preferably, described first protuberance and described second protuberance can be arranged towards described first elongated slot and described second elongated slot skew relative to remainder respectively close to the part of described pivot.
Preferably, the angle of inclination of described first elongated slot and described second elongated slot is less than 10 °.
Preferably, described Part I and described Part II are two symmetrical unitary part.
Preferably, described Part I and described Part II form an entirety.
Preferably, described U-shaped slide unit connects the part of described first arm and described second arm is straight.
Preferably, the part that described U-shaped slide unit connects described first arm and described second arm is formed with outstanding extension.
According to a further aspect in the invention, provide a kind of sweep-saw, comprise saw blade clamping device as above.
According to saw blade clamping device of the present invention, not only structure simple, be easy to manufacture, and saw blade being fixed in place by applying active force to wide of saw blade installing handle, thus significantly improving reliability, stability and durability that saw blade is clamped.
Accompanying drawing explanation
Fig. 1 is stereogram when saw blade clamping device is equipped with saw blade according to the preferred embodiment of the invention;
Fig. 2 is the exploded perspective view of Fig. 1;
Fig. 3 is side view when saw blade clamping device is equipped with saw blade according to the preferred embodiment of the invention, and wherein a part for U-shaped slide unit is removed the structure clearly illustrating saw blade clamping device;
Fig. 4 is the stereogram of the main part of saw blade clamping device according to the preferred embodiment of the invention;
Fig. 5 is the stereogram of a part for the main part of saw blade clamping device according to the preferred embodiment of the invention;
Fig. 6 is the sectional view of saw blade clamping device according to the preferred embodiment of the invention, and wherein saw blade clamping device is opened; And
Fig. 7 is the sectional view of saw blade clamping device according to the preferred embodiment of the invention, and wherein saw blade clamping device is clamped with saw blade.
Detailed description of the invention
The preferred embodiments of the present invention are described in detail below in conjunction with example.It will be understood by those skilled in the art that these exemplary embodiments and do not mean that and any restriction is formed to the present invention.
Fig. 1 is stereogram when saw blade clamping device 10 is equipped with saw blade 20 according to the preferred embodiment of the invention.Fig. 2 is the exploded perspective view of Fig. 1.Saw blade clamping device 10 is equipped with the saw blade 20 with T-shaped installing handle 21 in front end, saw blade clamping device 10 is connected to connecting plate 30 in rear end.Connecting plate 30 can be installed on the unshowned driving mechanism of sweep-saw, to move back and forth under the driving effect of driving mechanism, thus makes saw blade carry out cutting operation.
As illustrated in fig. 1 and 2, saw blade clamping device 10 comprises the main part 40 be pivotally mounted on connecting plate 30 and the slide unit 50 be slidably mounted on main part 40 according to the preferred embodiment of the invention.In preferred embodiments, main part 40 comprises symmetrical Part I 41 and Part II 43.As shown in Figures 4 and 5, Part I 41 and Part II 43 comprise the first base portion 411 and the second base portion 431 respectively, be formed with the first through hole 413 and the second through hole 433 respectively in one end of the first base portion 411 and the second base portion 431, the surface that the first base portion 411 is mutually relative with the second base portion 431 be formed respectively from the first base portion 411 and the second base portion 431 towards the first protuberance 415 and the second protuberance 435 extended each other.On the first base portion 411, the side of the first protuberance 415 is formed with the first elongated slot 417 tilted towards the first protuberance 415 upper end relative to the first protuberance 415, and the side of the second protuberance 435 is formed with the second elongated slot 437 tilted towards the one or two protuberance 415 lower end relative to the second protuberance 435 on the second base portion 431.On the first base portion 411, the opposite side of the first protuberance 415 can also be formed with the branch 21a of the first recess 419 for the T-shaped portion of the installing handle 21 of accommodation saw blade 20, and the opposite side of the second protuberance 435 can also be formed with another branch 21b of the second recess 439 for the T-shaped portion of the installing handle 21 of accommodation saw blade 20 on the second base portion 431.
Slide unit 50, in general U-shape, the free end of its first arm 53 and the second arm 55 is formed with through hole 53a and 55a respectively.The part 57 connecting the first arm 53 and the second arm 55 is preferably straight.Although optional, the part 57 of connection first arm 53 and the second arm 55 can also be formed with outstanding extension 59, to contribute to the slip (described below) of slide unit 50 along connecting plate 30.
In order to be installed on connecting plate 30 by saw blade clamping device 10 according to the preferred embodiment of the invention, on connecting plate 30 except being formed with through hole 31, a part for its end be connected with saw blade clamping device 10 by place to go, to form the first supporting leg 33, second supporting leg 35 and the space 37 between the first supporting leg 33 and the second supporting leg 35.
The assembling process of saw blade clamping device 10 according to the preferred embodiment of the invention is below described.
First, the Part I 41 of main part 40 and Part II 43 are placed on respectively the both sides of connecting plate 30, make the first protuberance 415 on Part I 41 and the second protuberance 435 on Part II 43 in the space 37 between first supporting leg 33 and the second supporting leg 35 of connecting plate 30, make the first through hole 413 on Part I 41 and the second through hole 433 on Part II 43 align with the through hole 31 on connecting plate 30 simultaneously, then pivot 60 is passed the first through hole 413 on Part I 41, the second through hole 433 on through hole 31 on connecting plate 30 and Part II 43, and packing ring 61 and clamp 63 are installed on pivot 60 to prevent pivot 60 from coming off, thus main part 40 is pivotally mounted on connecting plate 30.Because the through hole 31 on connecting plate 30 is formed close to the first supporting leg 33 substantially, thus by making the second supporting leg 35 be arranged on the second supporting leg 35 by spring 70 through spring 70.Then, U-shaped slide unit 50 be inserted in the both sides of main part 40 and surround the second base portion 431 of the first base portion 411 of Part I 41, the first supporting leg 33 of connecting plate 30 and Part II 43, and make bearing pin 80 through the through hole 55a on through hole 53a, the first elongated slot 417 on Part I 41, the second elongated slot 437 on Part II 43 and the second arm 55 on the first arm 53 of slide unit 50, thus complete the assembling of saw blade clamping device 10.After assembling completes, one end 70a of spring 70 contacts with connecting plate 30, and other end 70b contacts with bearing pin 80 all the time, and thus spring 70 is always propulsive bearing pin 80 and is moved towards the direction away from connecting plate 30.
The process that saw blade clamping device 10 is according to the preferred embodiment of the invention used for clamping the saw blade 20 with T-shaped installing handle is below described.
When needing clamping to have the saw blade 20 of T-shaped installing handle, the active force that operator overcomes spring 70 promotes U-shaped slide unit 50(along the upward direction in Fig. 6 and 7 towards connecting plate 30), bearing pin 80 moves upward along with in first elongated slot 417 of U-shaped slide unit 50 on Part I 41 and the second elongated slot 437 on Part II 43.Because the first elongated slot 417 and the second elongated slot 437 are obliquely installed, bearing pin 80 moving upward in the first elongated slot 417 and the second elongated slot 437 causes the Part I 41 of main part 40 and Part II 43 to be rotated counterclockwise little angle around pivot 60, thus increase the first supporting leg 33 of connecting plate 30 and the clearance G between the first protuberance 415 of Part I 41 and the second protuberance 435 of Part II 43 gradually, as shown in Figure 6.The clearance G formed is enough to the installing handle 21 of the saw blade 20 holding various different-thickness, thus the installing handle 21 of saw blade 20 can be placed in formed clearance G by operator, and the branch 21a in the T-shaped portion of installing handle 21 and another branch 21b is laid respectively in the first recess 419 on Part I 41 and the second recess 439 on Part II 43.
Subsequently, operator unclamps the pushing to U-shaped slide unit 50.Under the effect of spring 70, move downward in first elongated slot 417 of bearing pin 80 on Part I 41 and the second elongated slot 437 on Part II 43, and move downward together with U-shaped slide unit 50.This result moved downward causes the Part I 41 of main part 40 and Part II 43 to turn clockwise around pivot 60, make the second protuberance 435 of the first supporting leg 33 of connecting plate 30 and the first protuberance 415 of Part I 41 and Part II 43 and installing handle 21 close contact of the saw blade between them 20, thus can be held in place solid and reliable for saw blade 20, as shown in Figure 7.
In addition, in order to not only be convenient to lay the installing handle 21 of saw blade 20 but also guarantee to be held in place solid and reliable for the installing handle 21 of saw blade 20, the part close to pivot 60 of the first protuberance 415 of Part I 41 and the second protuberance 435 of Part II 43 can be arranged towards the first elongated slot 417 and the second elongated slot 437 respectively relative to remainder with slightly offseting.
As shown in Figure 7, when a horizontal force F1 is to the right applied on the installing handle 21 of saw blade 20, this power is by the second protuberance 435 of the first protuberance 415 and Part II 43 that are applied to Part I 41.Meanwhile, bearing pin 80 applies a reaction force F2 by the surface of the first elongated slot 417 and the second elongated slot 437.Because the angle of inclination of the first elongated slot 417 and the second elongated slot 437 is very little, usually 10 ° are preferably less than close to angle of friction, angle θ between reaction force F2 and horizontal force F1 is also very little, thus no matter horizontal force F1 is much, and the locking state of main part 40 shown in Fig. 7 can not rotate around pivot 60.Therefore, saw blade clamping device 1 has reliable auto-lock function according to the preferred embodiment of the invention.And the downward active force of spring 70 further enhances this auto-lock function.
In addition, in order to prevent saw blade 20 from swinging between Part I 41 and Part II 43, the distance between the first base portion 411 of Part I 41 and the second base portion 431 of Part II 43 preferably equals the width of the installing handle 21 of saw blade 20 substantially, as shown in Figure 3.
Although in above preferred embodiment, main part 40 is shown as comprising and is separated from each other and the Part I 41 of symmetry and Part II 43, be understood that, Part I 41 and Part II 43 can be separated, asymmetric two parts, and Part I 41 and Part II 43 integral be also feasible to form complete main part 40.Part I 41 and Part II 43 integral time, can by being formed by connecting by the outer ledge of the first elongated slot 417 and the second elongated slot 437, now, the first elongated slot 417 and the second elongated slot 437 can for becoming a slit.。In addition, in above preferred embodiment, saw blade 20 has T-shaped installing handle, it should be understood that saw blade clamping device 10 also can be used for clamping the saw blade of the installing handle with straight or other shape according to the preferred embodiment of the invention.In this case, Part I 41 and Part II 43 can form the first recess 419 and the second recess 439, or form the recess of other shape matched.
According to the preferred embodiment of the invention saw blade clamping device not only structure simple, be easy to manufacture, and by place to be fixed by saw blade to wide applying active force of saw blade installing handle, thus significantly improve the reliability to saw blade clamping, stability and durability.
Below in conjunction with specific embodiments to invention has been detailed description.Obviously, above description and embodiment illustrated in the accompanying drawings all should be understood to be exemplary, and are not construed as limiting the invention.Such as, only in the first and second one is formed with elongated slot above is also feasible.In this case, the width not forming of elongated slot in Part I and Part II can suitably reduce.In addition, although in a preferred embodiment, first elongated slot tilts to extend towards the second protuberance upper end relative to the second protuberance towards the first protuberance upper end inclination extension and the second elongated slot relative to the first protuberance, be understood that, first elongated slot also also can tilt extend towards the second protuberance lower end relative to the second protuberance towards the first protuberance lower end inclination extension and the second elongated slot relative to the first protuberance, in this case, spring is chosen to always be tending towards pulling bearing pin to move towards the direction of connecting plate.Thus, to those skilled in the art, can carry out various modification or amendment when not departing from spirit of the present invention to it, these modification or amendment all do not depart from the scope of the present invention.
Claims (15)
1. a saw blade clamping device (10), described saw blade clamping device (10) is installed to the connecting plate (30) be connected with the driving mechanism for driving saw blade to move, and described saw blade clamping device (10) comprising:
Comprise the main part (40) of Part I (41) and Part II (43), described Part I (41) and described Part II (43) are pivotally mounted on described connecting plate (30) by pivot (60), described Part I (41) and described Part II (43) comprise the first base portion (411) and the second base portion (431) respectively, and from described first base portion (411) and described second base portion (431) towards the first protuberance (415) extended each other and the second protuberance (435), at least one in described first base portion (411) and described second base portion (431) is formed with the elongated slot tilted relative to described first protuberance (415) or described second protuberance (435) of correspondence, and
There is the U-shaped slide unit (50) of the first arm (53) and the second arm (55), described U-shaped slide unit (50) is passed through through the through hole (53a) on described first arm (53) of described U-shaped slide unit (50), the bearing pin (80) of the described elongated slot at least one in described first base portion (411) and described second base portion (431) and the through hole (55a) on described second arm (55) is slidably mounted on described main part (40), described U-shaped slide unit (50) is made to surround described first base portion (411) of described Part I (41), described second base portion (431) of described connecting plate (30) and described Part II (43).
2. saw blade clamping device according to claim 1 (10), it is characterized in that, the first elongated slot (417) that the side that described elongated slot is included in upper described first protuberance (415) of described first base portion (411) tilts towards described first protuberance (415) upper end relative to described first protuberance (415) and the second elongated slot (437) tilted towards described second protuberance (435) upper end relative to described second protuberance (435) in the side that described second base portion (431) goes up described second protuberance (435).
3. saw blade clamping device according to claim 2 (10), is characterized in that, described saw blade clamping device (10) also comprises is propulsive the spring (70) of described bearing pin (80) towards the direction movement away from described connecting plate (30).
4. saw blade clamping device according to claim 1 (10), it is characterized in that, the first elongated slot (417) that the side that described elongated slot is included in upper described first protuberance (415) of described first base portion (411) tilts towards described first protuberance (415) lower end relative to described first protuberance (415) and the second elongated slot (437) tilted towards described second protuberance (435) lower end relative to described second protuberance (435) in the side that described second base portion (431) goes up described second protuberance (435).
5. saw blade clamping device according to claim 4 (10), is characterized in that, described saw blade clamping device (10) also comprises the spring (70) of the direction movement being tending towards pulling described bearing pin (80) towards described connecting plate (30).
6. the saw blade clamping device (10) according to claim 3 or 5, it is characterized in that, a part for the end that described connecting plate (30) is connected with described saw blade clamping device (10) is by place to go, to form the first supporting leg (33), second supporting leg (35) and the space (37) be positioned between described first supporting leg (33) and described second supporting leg (35), described first protuberance (415) and described second protuberance (435) are arranged in described space (37), described U-shaped slide unit (50) surrounds described first supporting leg (33) of described connecting plate (30), described spring (70) is arranged on described second supporting leg (35) through described spring (70) by making described second supporting leg (35), one end of described spring (70) (70a) is contacted with described connecting plate (30), the other end (70b) contacts with described bearing pin (80) all the time.
7. the saw blade clamping device (10) according to claim 2 or 4, it is characterized in that, described saw blade (20) has T-shaped installing handle (21), first recess (419) of a branch (21a) in the T-shaped portion for holding described T-shaped installing handle (21) is formed at the opposite side of upper described first protuberance (415) of described first base portion (411), and second recess (439) of another branch (21b) in the T-shaped portion for holding described T-shaped installing handle (21) is formed at the opposite side of upper described second protuberance (435) of described second base portion (431).
8. saw blade clamping device according to claim 1 (10), is characterized in that, the distance between described first base portion (411) and described second base portion (431) equals the width of the installing handle (21) of described saw blade (20).
9. the saw blade clamping device (10) according to claim 2 or 4, it is characterized in that, described first protuberance (415) and described second protuberance (435) can relative to remainder respectively towards described first elongated slot (417) and described second elongated slot (437) skew ground settings close to the part of described pivot (60).
10. the saw blade clamping device (10) according to claim 2 or 4, is characterized in that, the angle of inclination of described first elongated slot (417) and described second elongated slot (437) is less than 10 °.
11. saw blade clamping devices according to claim 1 (10), is characterized in that, described Part I (41) and described Part II (43) are two symmetrical unitary part.
12. saw blade clamping devices according to claim 1 (10), is characterized in that, described Part I (41) and described Part II form an entirety.
13. saw blade clamping devices according to claim 1 (10), is characterized in that, the part (57) that described U-shaped slide unit (50) connects described first arm (53) and described second arm (55) is straight.
14. saw blade clamping devices according to claim 13 (10), is characterized in that, the part (57) that described U-shaped slide unit (50) connects described first arm (53) and described second arm (55) is formed with outstanding extension (59).
15. 1 kinds of sweep-saws, is characterized in that, comprise according to the arbitrary described saw blade clamping device (10) of claim 1-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310521473.1A CN104551225B (en) | 2013-10-28 | 2013-10-28 | Saw blade clamping device and the sweep-saw for including this saw blade clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310521473.1A CN104551225B (en) | 2013-10-28 | 2013-10-28 | Saw blade clamping device and the sweep-saw for including this saw blade clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104551225A true CN104551225A (en) | 2015-04-29 |
| CN104551225B CN104551225B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310521473.1A Active CN104551225B (en) | 2013-10-28 | 2013-10-28 | Saw blade clamping device and the sweep-saw for including this saw blade clamping device |
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| Country | Link |
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| CN (1) | CN104551225B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413994A (en) * | 2016-09-06 | 2019-03-01 | 富世华股份有限公司 | Pruning tool |
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| US5987758A (en) * | 1997-10-28 | 1999-11-23 | Ryobi North America, Inc. | Quick-change blade clamp |
| EP0792713A3 (en) * | 1996-03-01 | 2000-01-19 | Black & Decker Inc. | A saw blade clamp |
| CN2657837Y (en) * | 2003-11-03 | 2004-11-24 | 江苏鑫港企业有限公司 | Quickly changing clumping chuck for saw bit of turning saw |
| CN2761331Y (en) * | 2005-01-28 | 2006-03-01 | 江苏金鼎电动工具集团有限公司 | Fast assembling and clamping mechanism of saw blade |
| CN2885472Y (en) * | 2005-12-13 | 2007-04-04 | 南京德朔实业有限公司 | Saw bit holding device for reciprocating saw |
| CN1978111A (en) * | 2005-10-28 | 2007-06-13 | 百得有限公司 | Saw blade clamp device for a reciprocating saw |
| CN200970657Y (en) * | 2006-05-25 | 2007-11-07 | 南京德朔实业有限公司 | Saw blade fastener |
| CN102554345B (en) * | 2010-12-27 | 2016-01-20 | 罗伯特·博世有限公司 | Tool fixing device |
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2013
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0792713A3 (en) * | 1996-03-01 | 2000-01-19 | Black & Decker Inc. | A saw blade clamp |
| US5987758A (en) * | 1997-10-28 | 1999-11-23 | Ryobi North America, Inc. | Quick-change blade clamp |
| CN2657837Y (en) * | 2003-11-03 | 2004-11-24 | 江苏鑫港企业有限公司 | Quickly changing clumping chuck for saw bit of turning saw |
| CN2761331Y (en) * | 2005-01-28 | 2006-03-01 | 江苏金鼎电动工具集团有限公司 | Fast assembling and clamping mechanism of saw blade |
| CN1978111A (en) * | 2005-10-28 | 2007-06-13 | 百得有限公司 | Saw blade clamp device for a reciprocating saw |
| CN2885472Y (en) * | 2005-12-13 | 2007-04-04 | 南京德朔实业有限公司 | Saw bit holding device for reciprocating saw |
| CN200970657Y (en) * | 2006-05-25 | 2007-11-07 | 南京德朔实业有限公司 | Saw blade fastener |
| CN102554345B (en) * | 2010-12-27 | 2016-01-20 | 罗伯特·博世有限公司 | Tool fixing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109413994A (en) * | 2016-09-06 | 2019-03-01 | 富世华股份有限公司 | Pruning tool |
| CN109413994B (en) * | 2016-09-06 | 2021-10-19 | 富世华股份有限公司 | Pruning tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104551225B (en) | 2018-06-26 |
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