CN104551225B - Saw blade clamping device and the sweep-saw for including this saw blade clamping device - Google Patents
Saw blade clamping device and the sweep-saw for including this saw blade clamping device Download PDFInfo
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- CN104551225B CN104551225B CN201310521473.1A CN201310521473A CN104551225B CN 104551225 B CN104551225 B CN 104551225B CN 201310521473 A CN201310521473 A CN 201310521473A CN 104551225 B CN104551225 B CN 104551225B
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- saw blade
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Abstract
The present invention relates to a kind of saw blade clamping device, the saw blade clamping device is mounted on connecting plate, and the saw blade clamping device includes：Main part including first part and second part, the first part and the second part are pivotally mounted to by pivot on the connecting plate, the first part and the second part respectively include the first base portion and the first protruding portion, and second base portion and the second protruding portion, and it is formed with elongated slot at least one of the first base portion and the second base portion；And the U-shaped slide unit by the way that the axis pin of elongated slot is passed through to be slidably mounted on the main part.The invention further relates to the sweep-saws for including this saw blade clamping device.According to the present invention, not only saw blade clamping device is simple in structure, easily fabricated, and saw blade can by it is reliable, stablize and enduringly clamp.
Description
Technical field
It is pressed from both sides the present invention relates to electric saw more particularly to a kind of saw blade clamping device for sweep-saw and including this saw blade
Hold the sweep-saw of device.
Background technology
The electric saw of reciprocating motion especially sweep-saw is usually using the saw blade with T shape installing handles.T shape installing handles substantially wrap
Installing handle main body is included and from the outwardly extending branch in installing handle main body both sides, so as in generally T-shaped shape.For sweep-saw
Saw blade of substantially standardization, variable parameter usually relate generally to the thickness of saw blade and the shape of sawtooth and number.
In order to ensure sweep-saw works normally, saw blade must be reliably clamped.
EP0792713A2 discloses a kind of saw blade clamping device, it includes the main part of generally t-shaped cross section and can beat
The locking device opened.Be formed on the top of the main part of T shapes cross section for accommodate saw blade installing handle slit three sides
Face is closed for accommodating the 4th of the slit of saw blade installing handle the side by the substrate being connect with sweep-saw driving mechanism.T shapes
Be formed on the leg of the main part of cross section with for accommodating the inclined guide groove that the slit of saw blade installing handle communicates.It is openable
Locking device includes the component and a slidiing pin with U-shaped cross-section being pivotally mounted on main part.With U-shaped
Elongated hole is formed in each branch of the component of cross section.Slidiing pin is across the inclined guide groove on main part and with U-shaped
Elongated hole in each branch of the component of cross section.As operator so that the component with U-shaped cross-section is relative to main part
During rotation, slidiing pin is caused to be moved away from saw blade in inclined guide groove, so as to unclamp the fastening to saw blade, saw blade can be taken out.Phase
Instead, when operator unclamps the component with U-shaped cross-section, slidiing pin shifts to saw blade simultaneously in inclined guide groove under the action of the spring
And keep being in close contact with saw blade, it is in place so as to which saw blade be fixed.This saw blade clamping device is not only complicated, is difficult to make
It makes, and in this saw blade clamping device, since slidiing pin directly contacts to consolidate saw blade with the leptoprosopy of saw blade installing handle
Position is scheduled on, it is relatively poor to the reliability, stability and durability of saw blade clamping.
It is then desired to existing sweep-saw is especially improved its saw blade clamping device, so as to improve saw blade folder
Hold the reliability, stability and durability of device.
Invention content
Present invention aim to overcome above-mentioned at least one defect of the prior art, a kind of saw blade clamping dress is proposed
It puts, this saw blade clamping device can be ensured that reliable, the stable and lasting clamping to saw blade.
For this purpose, according to an aspect of the present invention, providing a kind of saw blade clamping device, the saw blade clamping device is mounted to
The connecting plate being connected with for the driving mechanism that saw blade is driven to move, the saw blade clamping device include：
Main part including first part and second part, the first part and the second part can pivots by pivot
Be installed on the connecting plate with turning, the first part and the second part respectively include the first base portion and the second base portion,
And from first base portion and second base portion towards the first protruding portion and the second protruding portion extended each other, described
It is formed at least one of one base portion and second base portion relative to corresponding first protruding portion or described second
The inclined elongated slot of the protruding portion and side of second protruding portion is formed with relative to described on second base portion
Second protruding portion is towards the second elongated slot of the trunnion axis tilt；And
U-shaped slide unit with the first arm and the second arm, the U-shaped slide unit is by passing through the U-shaped sliding part
Elongated slot at least one of through-hole, first base portion and second base portion on first arm of part and
The axis pin of through-hole on second arm is slidably mounted on the main part so that the U-shaped slide unit surrounds
Second base portion of first base portion of the first part, the connecting plate and the second part.
Preferably, the elongated slot is included in the side of first protruding portion on first base portion relative to described
First protruding portion is described towards inclined first elongated slot in the first protruding portion upper end and on second base portion
The side of two protruding portions is relative to second protruding portion towards inclined second elongated slot in the second protruding portion upper end.It is excellent
Selection of land, the saw blade clamping device, which further includes, is propulsive the bullet that the axis pin is moved away from the direction of the connecting plate
Spring.
Preferably, the elongated slot is included in the side of first protruding portion on first base portion relative to described
First protruding portion is described towards inclined first elongated slot in the first protruding portion lower end and on second base portion
The side of two protruding portions is relative to second protruding portion towards inclined second elongated slot in the second protruding portion lower end.It is excellent
Selection of land, the saw blade clamping device further include the spring for tending to that the axis pin is pulled to be moved towards the direction of the connecting plate.
Preferably, a part for the end that the connecting plate is connected with the saw blade clamping device is removed, to form
One supporting leg, the second supporting leg and the space between the first leg and second supporting leg, first protruding portion and institute
The second protruding parts are stated in the space, the U-shaped slide unit surrounds the first leg of the connecting plate, by making
Second supporting leg pass through the spring and the spring is arranged on second supporting leg so that one end of the spring with
The connecting plate contact, the other end contact always with the axis pin.
Preferably, the saw blade has T shape installing handles, the opposite side shape of first protruding portion on first base portion
Into the first recess of a branch in the T shapes portion for being useful for accommodating the T shapes installing handle and described on second base portion
The opposite side of second protruding portion be formed with for accommodate the T shapes installing handle T shapes portion another branch the second recess.
Preferably, the distance between first base portion and second base portion are equal to the width of the installing handle of the saw blade
Degree.
Preferably, first protruding portion and second protruding portion can be relative to remaining close to the part of the pivot
Part is set with deviating towards first elongated slot and second elongated slot respectively.
Preferably, the angle of inclination of first elongated slot and second elongated slot is less than 10 °.
Preferably, the first part and the second part are two symmetrical unitary parts.
Preferably, the first part and the second part form an entirety.
Preferably, it is straight that the U-shaped slide unit, which connects first arm and the part of second arm,.
Preferably, it is formed on the part of U-shaped slide unit connection first arm and second arm prominent
Extension.
According to another aspect of the present invention, a kind of sweep-saw is provided, including saw blade clamping device as described above.
Saw blade clamping device according to the present invention is not only simple in structure, is easily fabricated, and by saw blade installing handle
Wide face applies active force and fixes saw blade in place, thus significantly improves the reliability clamped to saw blade, stability and durable
Property.
Description of the drawings
Fig. 1 is stereogram when saw blade clamping device according to the preferred embodiment of the invention is equipped with saw blade；
Fig. 2 is the exploded perspective view of Fig. 1；
Fig. 3 is side view when saw blade clamping device according to the preferred embodiment of the invention is equipped with saw blade, and wherein U-shaped slides
A part for component is removed the structure to clearly illustrate 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 beaten
It opens；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 clamps
There is saw blade.
Specific embodiment
With reference to example detailed description of the present invention preferred embodiment.It will be understood by those skilled in the art that these
Exemplary embodiment is not meant to form any restrictions to the present invention.
Fig. 1 is stereogram when saw blade clamping device 10 according to the preferred embodiment of the invention is equipped with saw blade 20.Fig. 2 is figure
1 exploded perspective view.Saw blade clamping device 10 is equipped with the saw blade 20 with T shapes installing handle 21, saw blade clamping device 10 in front end
Connecting plate 30 is connected in rear end.Connecting plate 30 can be installed in the unshowned driving mechanism of sweep-saw, to drive
It moves back and forth under the driving effect of mechanism, so as to which saw blade be made to carry out cutting operation.
As illustrated in fig. 1 and 2, saw blade clamping device 10 according to the preferred embodiment of the invention includes the company of being pivotally mounted to
Main part 40 on fishplate bar 30 and the slide unit 50 being slidably mounted on main part 40.It is main in preferred embodiments
Body portion 40 includes symmetrical first part 41 and second part 43.As shown in Figures 4 and 5, first part 41 and second part
43 respectively include the first base portion 411 and the second base portion 431, are respectively formed in one end of the first base portion 411 and the second base portion 431
413 and second through-hole 433 of first through hole is respectively formed on 431 mutually opposite surface of the first base portion 411 and the second base portion
From the first base portion 411 and the second base portion 431 towards the first protruding portion 415 and the second protruding portion 435 extended each other.In the first base
The side of first protruding portion 415 is formed in portion 411 tilts relative to the first protruding portion 415 towards 415 upper end of the first protruding portion
The first elongated slot 417 and on the second base portion 431 side of second protruding portion 435 be formed with relative to second protrude
Portion 435 is towards inclined second elongated slot 437 in 415 lower end of the one or two protruding portion.First protruding portion on the first base portion 411
415 opposite side can also be formed with the first recess 419 for accommodating a branch in the T shapes portion of the installing handle 21 of saw blade 20
21a and on the second base portion 431 opposite side of second protruding portion 435 can also be formed with the second recess 439 for accommodate
Another branch 21b in the T shapes portion of the installing handle 21 of saw blade 20.
50 generally U-shaped shape of slide unit is respectively formed with logical on the free end of its 53 and second arm 55 of the first arm
Hole 53a and 55a.The part 57 for connecting the first arm 53 and the second arm 55 is preferably straight.Although being not required, connecting
Can also be formed with prominent extension 59 on the part 57 of first arm 53 and the second arm 55, with contribute to slide unit 50 along
The slip (described below) of connecting plate 30.
In order to which saw blade clamping device 10 according to the preferred embodiment of the invention is installed on connecting plate 30, on connecting plate 30
Other than being formed with through-hole 31, the part for end being connected with saw blade clamping device 10 is removed, to form first
Leg 33, the second supporting leg 35 and the space 37 between 33 and second supporting leg 35 of first leg.
The assembling process of saw blade clamping device 10 according to the preferred embodiment of the invention is described below.
First, the first part 41 of main part 40 and second part 43 are individually positioned in the both sides of connecting plate 30 so that
The second protruding portion 435 on the first protruding portion 415 and second part 43 in first part 41 is located at first of connecting plate 30
In space 37 between 33 and second supporting leg 35 of leg, while cause the first through hole 413 and second part in first part 41
The second through-hole 433 on 43 is aligned with the through-hole 31 on connecting plate 30, then pivot 60 is passed through to first in first part 41
The second through-hole 433 on through-hole 31 and second part 43 on through-hole 413, connecting plate 30, and by washer 61 and clamp 63
It is installed to prevent pivot 60 from coming off on pivot 60, so as to which main part 40 is pivotally mounted on connecting plate 30.Due to even
Through-hole 31 on fishplate bar 30 is generally adjacent to first leg 33 and is formed, thus by making the second supporting leg 35 will across spring 70
Spring 70 is arranged on the second supporting leg 35.Then, U-shaped slide unit 50 is inserted in the both sides of main part 40 and surrounds first
Divide 41 the first base portion 411, the first leg 33 of connecting plate 30 and the second base portion 431 of second part 43, and make axis pin
80 pass through the through-hole 53a on the first arm 53 of slide unit 50, the first elongated slot 417 in first part 41, second part
The through-hole 55a in the second elongated slot 437 and the second arm 55 on 43, so as to complete the assembling of saw blade clamping device 10.
After assembling is completed, one end 70a of spring 70 is contacted with connecting plate 30, and other end 70b is contacted always with axis pin 80, thus spring
70 are always propulsive axis pin 80 moves away from the direction of connecting plate 30.
Saw blade clamping device 10 according to the preferred embodiment of the invention is described below to be used for clamping the saw with T shape installing handles
The process of piece 20.
When needing to clamp the saw blade 20 with T shape installing handles, operator overcomes the active force of spring 70 towards connecting plate
30 push U-shaped slide unit 50 (along the upward direction in Fig. 6 and 7), and axis pin 80 is as U-shaped slide unit 50 is in first part
It is moved upwards in the second elongated slot 437 in the first elongated slot 417 and second part 43 on 41.Due to first elongated narrow
417 and second elongated slot 437 of slot is obliquely installed, and axis pin 80 is in the first elongated slot 417 and the second elongated slot 437
Move upwards the first part 41 for leading to main part 40 and second part 43 rotates small angle around pivot 60 counterclockwise, from
And gradually increase the first leg 33 of connecting plate 30 and the first protruding portion 415 of first part 41 and second part 43 second is prominent
Go out the clearance G between portion 435, as shown in Figure 6.The clearance G formed is enough to accommodate the installation of the saw blade 20 of various different-thickness
Handle 21, thus the installing handle 21 of saw blade 20 can be placed in formed clearance G by operator, and cause installing handle 21
The branch 21a and another branch 21b in T shapes portion are located at respectively on the first recess 419 and second part 43 in first part 41
The second recess 439 in.
Then, operator unclamps the pushing to U-shaped slide unit 50.Under the action of spring 70, axis pin 80 is at first
It is moved downward, and with U-shaped in the second elongated slot 437 in the first elongated slot 417 and second part 43 divided on 41
Slide unit 50 moves downwardly together.This result moved downward leads to the first part 41 of main part 40 and second part 43
It is rotated clockwise around pivot 60 so that the first leg 33 of connecting plate 30 and 415 He of the first protruding portion of first part 41
It second protruding portion 435 of second part 43 and is in close contact positioned at the installing handle 21 of the saw blade 20 between them, so as to saw
Piece 20 is held in place solid and reliablely, as shown in Figure 7.
It is in addition, the installing handle 21 of saw blade 20 is solid and reliable in order to which the installing handle 21 for placing saw blade 20 is both convenient for also ensure that
It is held in place, the portion close to pivot 60 of the first protruding portion 415 of first part 41 and the second protruding portion 435 of second part 43
Divide and can be set with slightly deviating towards the first elongated slot 417 and the second elongated slot 437 respectively relative to rest part.
As shown in fig. 7, when a horizontal force F1 to the right is applied on the installing handle 21 of saw blade 20, this power will be made
It uses on the first protruding portion 415 of first part 41 and the second protruding portion 435 of second part 43.At the same time, axis pin 80 will
One reaction force F2 is applied to the surface of the first elongated slot 417 and the second elongated slot 437.Due to the first elongated slot
417 and second elongated slot 437 angle of inclination very little, be usually closer to angle of friction and preferably less than 10 °, reaction force
Angle, θ between F2 and horizontal force F1 also very little, because regardless of horizontal force F1 is much, the locking shape shown in Fig. 7 of main part 40
State cannot be rotated around pivot 60.Therefore, saw blade clamping device 1 according to the preferred embodiment of the invention has reliable self-locking work(
Energy.Moreover, the down force of spring 70 further enhances this auto-lock function.
In addition, saw blade 20 is swung between first part 41 and second part 43 in order to prevent, the first of first part 41
The distance between second base portion 431 of base portion 411 and second part 43 is preferably substantially equivalent to the width of the installing handle 21 of saw blade 20
Degree, as shown in Figure 3.
Although in above preferred embodiment, main part 40, which is shown including, to be separated from each other and symmetrical first part
41 and second part 43, it should be understood that first part 41 and second part 43 can be separated, asymmetric two
Part, and first part 41 and second part 43 are also integrally feasible to form complete main part 40.At first
When dividing 41 and integral second part 43, the outer ledge by the first elongated slot 417 and the second elongated slot 437 can be passed through
It is formed by connecting, at this point, the first elongated slot 417 and the second elongated slot 437 can be as a slit.In addition, above-mentioned
In preferred embodiment, saw blade 20 has T shape installing handles, it should be understood that saw blade clamping dress according to the preferred embodiment of the invention
It puts 10 and can also be used for saw blade of the clamping with straight or other shapes of installing handle.In this case, first part 41 and
It can match on two parts 43 without the first recess 419 of formation and the second recess 439 or formation other shapes of recessed
Mouthful.
Saw blade clamping device according to the preferred embodiment of the invention is not only simple in structure, is easily fabricated, and by saw
The wide face of piece installing handle applies that active force is in place saw blade to be fixed, thus significantly improves the reliability, surely clamp to saw blade
Qualitative and durability.
Above in association with specific embodiment to the present invention have been described in detail.Obviously, above description and show in the accompanying drawings
The embodiment gone out should be construed as illustratively, without being construed as limiting the invention.For example, only in first part and
It is also feasible that one in two parts is formed with elongated slot above.In this case, in first part and second part
Not forming the width of one of elongated slot can suitably reduce.In addition, although in a preferred embodiment, the first elongated slot
Extension and the second elongated slot are tilted relative to the second protruding portion court towards the first protruding portion upper end relative to the first protruding portion
It the second protruding portion upper end and tilts extension, it should be understood that the first elongated slot can also be relative to the first protruding portion towards the
One protruding portion lower end tilts extension and the second elongated slot can also be relative to the second protruding portion towards the second protruding portion lower end
Extension is tilted, in this case, spring is chosen to always tend to that axis pin is pulled to move towards the direction of connecting plate.Thus, it is right
For those skilled in the art, can various variations or modifications carried out to it without departing from the spirit of the invention,
These variations or modifications are all without departing from the scope of the present invention.
Claims (15)
1. a kind of saw blade clamping device (10), the saw blade clamping device (10) is mounted to and the drive for saw blade to be driven to move
On the connecting plate (30) that motivation structure is connected, which is characterized in that the saw blade clamping device (10) includes：
Main part (40) including first part (41) and second part (43), the first part (41) and the second part
(43) it is pivotally mounted on the connecting plate (30) by pivot (60), the first part (41) and the second part
(43) the first base portion (411) and the second base portion (431) are respectively included and from first base portion (411) and second base
Portion (431) is towards the first protruding portion (415) and the second protruding portion (435) extended each other, in first base portion (411) and institute
It states and is formed at least one of second base portion (431) relative to corresponding first protruding portion (415) or described second
Protruding portion (435) inclined elongated slot；And
U-shaped slide unit (50) with the first arm (53) and the second arm (55), the U-shaped slide unit (50) is by passing through
State through-hole (53a), first base portion (411) and second base on first arm (53) of U-shaped slide unit (50)
The axis pin (80) of the through-hole (55a) in the elongated slot and second arm (55) at least one of portion (431)
It is slidably mounted on the main part (40) so that the U-shaped slide unit (50) surrounds the first part (41)
First base portion (411), the connecting plate (30) and the second part (43) second base portion (431).
2. saw blade clamping device (10) according to claim 1, which is characterized in that the elongated slot is included in described
The side of first protruding portion (415) is prominent towards described first relative to first protruding portion (415) on one base portion (411)
Go out inclined first elongated slot (417) in portion (415) upper end and second protruding portion on second base portion (431)
(435) side is elongated towards the second protruding portion (435) upper end inclined second relative to second protruding portion (435)
Slit (437).
3. saw blade clamping device (10) according to claim 2, which is characterized in that the saw blade clamping device (10) is also wrapped
Including is propulsive the spring (70) that the axis pin (80) is moved away from the direction of the connecting plate (30).
4. saw blade clamping device (10) according to claim 1, which is characterized in that the elongated slot is included in described
The side of first protruding portion (415) is prominent towards described first relative to first protruding portion (415) on one base portion (411)
Go out inclined first elongated slot (417) in portion (415) lower end and second protruding portion on second base portion (431)
(435) side is elongated towards the second protruding portion (435) lower end inclined second relative to second protruding portion (435)
Slit (437).
5. saw blade clamping device (10) according to claim 4, which is characterized in that the saw blade clamping device (10) is also wrapped
Include the spring (70) for tending to that the axis pin (80) is pulled to be moved towards the direction of the connecting plate (30).
6. the saw blade clamping device (10) according to claim 3 or 5, which is characterized in that the connecting plate (30) with it is described
A part for the connected end of saw blade clamping device (10) is removed, to form first leg (33), the second supporting leg (35) and position
Space (37) between the first leg (33) and second supporting leg (35), first protruding portion (415) and described
For second protruding portion (435) in the space (37), the U-shaped slide unit (50) surrounds the described of the connecting plate (30)
First leg (33), it is described by the way that second supporting leg (35) is made across the spring (70) to be arranged on the spring (70)
On second supporting leg (35) so that one end (70a) of the spring (70) is contacted with the connecting plate (30), and the other end (70b) begins
It is whole to be contacted with the axis pin (80).
7. the saw blade clamping device (10) according to claim 2 or 4, which is characterized in that the saw blade (20) is pacified with T shapes
Hilt (21), the opposite side of first protruding portion (415) is formed with to accommodate the T on first base portion (411)
The first recess (419) of one branch (21a) in the T shapes portion of shape installing handle (21) and the institute on second base portion (431)
State the second protruding portion (435) opposite side be formed with for accommodate the T shapes installing handle (21) T shapes portion another branch
Second recess (439) of (21b).
8. saw blade clamping device (10) according to claim 1, which is characterized in that first base portion (411) and described
The distance between second base portion (431) is equal to the width of the installing handle (21) of the saw blade (20).
9. the saw blade clamping device (10) according to claim 2 or 4, which is characterized in that first protruding portion (415) and
Second protruding portion (435) can be thin towards described first respectively relative to rest part close to the part of the pivot (60)
Long slit (417) and second elongated slot (437) offset ground setting.
10. the saw blade clamping device (10) according to claim 2 or 4, which is characterized in that first elongated slot
(417) and the angle of inclination of second elongated slot (437) is less than 10 °.
11. saw blade clamping device (10) according to claim 1, which is characterized in that the first part (41) and described
Second part (43) is two symmetrical unitary parts.
12. saw blade clamping device (10) according to claim 1, which is characterized in that the first part (41) and described
Second part forms an entirety.
13. saw blade clamping device (10) according to claim 1, which is characterized in that U-shaped slide unit (50) connection
The part (57) of first arm (53) and second arm (55) is straight.
14. saw blade clamping device (10) according to claim 13, which is characterized in that the U-shaped slide unit (50) is even
It connects and is formed with prominent extension (59) on the part (57) of first arm (53) and second arm (55).
15. a kind of sweep-saw, which is characterized in that including according to any saw blade clamping devices (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 CN104551225A (en) | 2015-04-29 |
| CN104551225B true CN104551225B (en) | 2018-06-26 |
Family
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Family Applications (1)
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104551225B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3509414B1 (en) * | 2016-09-06 | 2020-06-17 | Husqvarna AB | 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 |
-
2013
- 2013-10-28 CN CN201310521473.1A patent/CN104551225B/en active Active
Patent Citations (8)
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104551225A (en) | 2015-04-29 |
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