CN109954937A - Saw blade Fast clamping device and reciprocating saw for reciprocating saw - Google Patents
Saw blade Fast clamping device and reciprocating saw for reciprocating saw Download PDFInfo
- Publication number
- CN109954937A CN109954937A CN201711338744.4A CN201711338744A CN109954937A CN 109954937 A CN109954937 A CN 109954937A CN 201711338744 A CN201711338744 A CN 201711338744A CN 109954937 A CN109954937 A CN 109954937A
- Authority
- CN
- China
- Prior art keywords
- saw blade
- saw
- reciprocating
- clamping device
- clamping shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
Abstract
The application provides a kind of saw blade Fast clamping device and reciprocating saw for reciprocating saw.Saw blade Fast clamping device includes having the saw blade seat for installing saw blade by the reciprocating lever of the transmission system drives of reciprocating saw;Saw blade is releasably clamped in the clamp assemblies on the saw blade seat of reciprocating lever;Clamp assemblies include clamping shell comprising cavity is configured to move back and forth along the axially vertical direction with reciprocating lever to accommodate saw blade seat, and in clamped position, saw blade is held between clamping shell and the mounting surface of saw blade seat;Driving part is installed in the cavity of clamping shell, is moved back and forth with driving clamping shell.The application realizes being rapidly assembled and disassembled for saw blade by the cooperative movement of clamping shell and driving part;The connection of all parts is not necessarily to fastener, and assembling mode is simple and fast;All parts structure is simple, handling ease, is suitable for various electric reciprocating saws.
Description
Technical field
Present application generally relates to Rapid tooling field of fixtures.More particularly, to a kind of saw blade for electric reciprocating saw
Fast clamping device and reciprocating saw with this saw blade Fast clamping device.
Background technique
Electric reciprocating saw is widely used in the industries such as automobile, decoration, leather, generally includes the classes such as sweep-saw, saber saw
Type carries out straight line or curvilinear cut by the reciprocating motion of saw blade on the workpiece such as timber, metal, plastics, rubber.Reciprocating saw
The clamp system of saw blade usually have a plain edition and two kinds of Quick-type, plain edition clamp system is usually to utilize tightening member that will saw
Item and reciprocating lever clamp, and mount and dismount cumbersome time-consuming.Quick-type clamp system allows Quick-clamped or release saw blade, behaviour
Facilitate, but usually structure and assembling is complex.
Patent document US6112420A discloses a kind of clamping device for saw blade for reciprocating saw, wherein saw blade passes through can
The clamping lever of rotation is retained in the bottom protrusion of the cavity of shell, and between clamping lever and the bottom of the cavity of shell
Equipped with the plate for clamping.In addition, the clamping device is by passing through the hole on shell and the threaded hole on reciprocating lever for fastener
The two is fixed.However, in practical applications, by the limitation of manufacturing process, the bottom protrusion of shell is not easily molded, and
The requirement of fixed saw blade cannot only be met well by the bottom protrusion of shell.In certain solutions, need reciprocal
The fixed pin of fixed saw blade is provided on bar, and the fixed pin on reciprocating lever is usually required across with certain thickness saw blade seat
On hole and hole on the bottom of shell after could cooperate with saw blade.Thus the cantilever for the fixed pin that rised appreciably
Length causes the fixed pin root to bear very big stress and concentrates, and when cutting is easy to fail in fracture of root.Therefore, existing
Clamping device the defects of that there are components is various, installation is complicated, intensity is insufficient.
Summary of the invention
The purpose of the application, which is that, solves above-mentioned problems of the prior art, proposes a kind of improved saw blade fast clip
Device can be realized the assembling of itself by simple mode, and can allow for quickly and easily mounting and dismounting saw blade.This
The another object of application also resides in so that saw blade Fast clamping device allows the saw blade of different-thickness to be firmly held, while avoiding fast
Parts damages in clamp device extend product service life.
For this purpose, providing a kind of saw blade Fast clamping device for reciprocating saw according to the one aspect of the application, comprising: reciprocal
Bar, the reciprocating lever by reciprocating saw transmission system drives, and have for install saw blade saw blade seat;Clamp assemblies, the folder
It holds component saw blade is releasably clamped on the saw blade seat of the reciprocating lever;Wherein, the clamp assemblies include: clamping shell
Body, the clamping shell include cavity to accommodate the saw blade seat, and are configured to hang down along with the axial direction of the reciprocating lever
Straight direction moves back and forth, wherein saw blade is held in the installation of the clamping shell and the saw blade seat in clamped position
Between face;Driving part, the driving part is installed in the cavity of the clamping shell, to drive the clamping shell reciprocal
It is mobile.
According to above-mentioned technical concept, the application can further comprise any one or more following preferred forms.
In certain preferred forms, the driving part includes cam, and the cam may be pivotally mounted to the clamping
In the cavity of shell, and it is arranged to that the clamping shell is pivotally driven to move back and forth.
In certain preferred forms, the cam is arranged to pivotally push the surface of the saw blade seat, to drive
The clamping shell moves back and forth, mounting surface of the surface in contrast to the saw blade seat.
In certain preferred forms, the clamp assemblies further include fixed pin, the fixed pin and are set to the saw blade
Mounting hole tight fit on seat, and there is the jag for stretching out the mounting hole to be matched with the fixation hole on the installing handle with saw blade
It closes.
In certain preferred forms, the clamping shell is equipped with opening, the opening and the installation on the saw blade seat
Hole is substantially aligned.
In certain preferred forms, substantially T-shaped mounting groove, the mounting groove and the saw are formed on the saw blade seat
The installation shank shape of item cooperates.
In certain preferred forms, the clamp assemblies further include fulcrum post, and the driving part passes through the fulcrum post
It is pivotally mounted in the cavity of the clamping shell.
In certain preferred forms, the clamp assemblies further include elastic element, and the elastic element is socketed on the branch
On consigning, and abut the clamping shell and the driving part respectively to deflect the driving part.
In certain preferred forms, the clamping shell is arranged to generally U-shaped, has bottom wall vertical with from the bottom wall
The two side walls extended, the side wall are moved by the convex shoulder guidance formed on the saw blade seat, the spacing between two side walls
It is substantially equal to the width of the installing handle of saw blade.
In certain preferred forms, the spacing between the free end of the two side walls of the clamping shell is more than or equal to two
Spacing between side wall and the connecting pin of the bottom wall.
According to the another aspect of the application, a kind of reciprocating saw is provided, the reciprocating saw includes foregoing saw blade fast clip
Device.
Compared to existing clamping device for saw blade, the saw blade Fast clamping device of the application is had at least the following advantages: Neng Goutong
The cooperative movement for crossing the driving part of clamping shell and preferred cam realizes being rapidly assembled and disassembled for saw blade;Saw blade is clamped to
It clamps between shell and the saw blade seat of reciprocating lever, clamping effect is reliable and stable;The connection of all parts is not necessarily to such as screw, bolt
Equal fasteners, assembling mode are simple and fast;All parts structure is simple, handling ease, is suitable for various electric reciprocating saws, application
Extensively.
Detailed description of the invention
Other feature and advantage of the invention will be more preferable by the preferred embodiment being described in detail below in conjunction with attached drawing
Ground understands, in which:
Fig. 1 is the schematic diagram according to a kind of saw blade Fast clamping device of preferred embodiment of the application;
Fig. 2 is the enlarged diagram of clamp assemblies in Fig. 1;
Fig. 3 is the decomposition diagram of Fig. 1 saw blade Fast clamping device;
Fig. 4 a is the schematic diagram of reciprocating lever in Fig. 1 saw blade Fast clamping device, and Fig. 4 b is showing for reciprocating lever from another viewpoint
It is intended to;
Fig. 5 a is the perspective diagram that shell is clamped in Fig. 1 saw blade Fast clamping device, and Fig. 5 b is the top that shell is clamped in Fig. 5 a
Portion's schematic diagram, Fig. 5 c are the front schematic views that shell is clamped in Fig. 5 a, and Fig. 5 d is the side schematic view that shell is clamped in Fig. 5 a;
Fig. 6 is the schematic diagram of cam in Fig. 1 saw blade Fast clamping device;
Fig. 7 is the schematic diagram of Fig. 1 saw blade Fast clamping device elastic element;
Fig. 8 a is similar with Fig. 4 a, shows the state of reciprocating lever and fixed pin connection, and Fig. 8 b is that the part amplification of Fig. 8 a is cut
Face schematic diagram;
Fig. 9 is Fig. 1 saw blade Fast clamping device schematic diagram in clamped condition;
Figure 10 a is the schematic cross-section of Fig. 9, and Figure 10 b is the schematic cross-section that saw blade Fast clamping device is in release conditions;
Figure 11 a is according to the schematic diagram of the saw blade seat of the reciprocating lever of another embodiment, and Figure 11 b is the reciprocal of Figure 11 a
Bar is equipped with the schematic diagram of saw blade.
Specific embodiment
The implementation and use of embodiment is discussed further below.It will be appreciated, however, that the specific embodiment discussed only shows
Illustrate to plasticity the ad hoc fashion for implementing and using the application, rather than limits scope of the present application.The all parts in description
The statement in the locations of structures such as directions such as upper and lower, top, bottom is not absolute, opposite.When in all parts such as figure
When shown arrangement, the statement of these directions is appropriate, but in figure when the position change of all parts, and the statement of these directions is also corresponding
Change.
Herein, " reciprocating saw " covers saw blade to move back and forth the electric tool for carrying out sawing, including but not limited to bent
Scroll saw.For the saw blade shape of reciprocating saw, saw blade is generally divided into the saw blade on installing handle with fixation hole, or installation
Handle type becomes substantially T-shaped saw blade.Saw blade Fast clamping device provided by the present application can be suitable for above-mentioned saw blade, and provide to saw blade
Quickly firm handling.
Referring first to Fig. 1, according to the design of the application, saw blade Fast clamping device includes reciprocating lever 10 and clamp assemblies 30, past
Compound lever 10 is driven by the transmission system (not shown) of reciprocating saw, and has the saw blade seat for installing saw blade 20, and clamp assemblies 30 will
Saw blade 20 is releasably clamped on the saw blade seat of reciprocating lever 10, so as to by means of reciprocating lever 10 by the output of transmission system
Power is transmitted to saw blade 20 to cut to material.
In Fig. 2 and a kind of preferred embodiment illustrated in fig. 3, clamp assemblies 30 include clamping shell 31 and as drive
The cam 32 of one preferable example of dynamic component, wherein clamping shell 31 includes cavity to accommodate the saw blade seat 11 and cam of reciprocating lever
32.Clamping shell 31 is configured to move back and forth along the axially vertical direction with reciprocating lever 10, and in clamped position
When by saw blade 20 be held on clamping shell 31 and the mounting surface of saw blade seat 11 between.Advantageously, cam 32 is provided to realize folder
The reciprocating movement for holding shell 31, by being pivoted in the cavity of clamping shell 31, thus pivotally driving clamping shell
31 is mobile.
The structure and assembling mode of each component in the preferred embodiment are described in detail below in conjunction with Fig. 4 a to Fig. 8 b.
As shown in Fig. 5 a to 5d, clamping shell 31 is arranged to generally U-shaped, including bottom wall 313 and vertical from bottom wall 313
The side wall 311,312 extended, to form cavity.Space D 1 between side wall 311,312 is substantially equal to the installation of saw blade 20
The width of handle.Advantageously, it is formed with convex shoulder on the saw blade seat 11 of reciprocating lever 10, as shown in Figure 4 b, convex shoulder is formed in saw blade
The two side ends of seat 11, and preferably there is lower convex shoulder 15 and upper convex shoulder 16, so that the structure of similar guide groove is formed between two convex shoulders,
The upper and lower end face of the side wall 311,312 of clamping shell 31 to be caught in guide groove and guide via the guide groove to move.Saw blade
Seat 11 with reciprocating lever 10 can be it is integrated, can also be divided into two individual components and use the modes such as welding, riveting, screw
Connection.
For details, reference can be made to Fig. 6 for cam 32, are pivotally mounted in the cavity of clamping shell 31 by fulcrum post 33 (Fig. 3).
For this purpose, clamping shell 31 is respectively formed with support holes 315,316 on two side wall 311,312, it is correspondingly formed on cam 32
There is perforation 324, so that fulcrum post 33 passes through.It clamps shell 31 and saw blade 20 is clamped in bottom wall 313 and past in its clamped position
Between the mounting surface of the saw blade seat 11 of compound lever 10.In conjunction with shown in Fig. 4 a, saw blade seat 11 towards clamping shell 31 bottom wall 313 one
Face is mounting surface 13, and cam 32 is preferably disposed to pivotally push the surface 14 in contrast to mounting surface 13 of saw blade seat 11, from
And clamping shell 31 is driven to move back and forth.It is understood that the reciprocating movement of clamping shell 31, which is covered, does not clamp saw blade 20
Initial position, the clamped position being held on saw blade 20 between the bottom wall 313 of clamping shell 31 and the mounting surface 13 of saw blade seat 11,
And the releasing position that saw blade 20 can be loaded and unloaded.When clamping shell 31 is in initial position, bottom wall 313 is close to saw
The mounting surface 13 of item seat 11.
The drive actions that 32 pairs of cam clamping shells 31 apply preferably have reset function, in other words, work as cam
32 exerted a force with drive clamping shell 31 be moved to releasing position when, once saw blade has been removed and has replaced, cancel to cam
Force should enable cam to reset and clamping shell 31 is driven to be moved to clamped position, i.e. cam has self-locking function.Fig. 7 institute
The elastic element 34 shown has effectively achieved this function.In the illustrated embodiment, elastic element 34 is, for example, torsional spring, set
It is connected on fulcrum post 33, two ends 341,342 abut the first positioning hole formed on the side wall 311 for clamping shell 31 respectively
317 and cam 32 on the second location hole 325 that is formed so that it is automatically reset with deflector cam 32.In addition, by this set, also
Enough clamping forces can be kept to avoid saw blade from loosening or fall off, further ensure clamping in the cutting process of saw blade
Reliability.
In view of part dimension and assembly compactedness, the spacing clamped between the two side walls 311,312 of shell 31 is preferred
It is consistent.However, make operation more comfortable to obtain good elastic force and clamp it is more reliable, advantageously by bullet
Property element 34 is set as the length for having certain.Therefore, best as shown in Figure 5 b, clamp one of side wall of shell 31
311 have the free ends of bending so that space D 2 between the free end of two side walls 311,312 be greater than two side walls 311,
Space D 1 between 312 and the connecting pin of bottom wall 313.In this way, clamping shell 31 has enough spaces convex to accommodate
The components such as wheel 32 and elastic element 34, enable each component to be fitted into the cavity of clamping shell 31 more conveniently.
In the embodiment that is shown in figure 6, cam 32 has main part 321 and curved portion 322, and main part 321 is equipped with
The above-mentioned perforation 324 passed through for fulcrum post 33 and the second location hole 325 that passes through of an end 342 for elastic element 34, and
The end face 323 for abutting elastic element 34 is provided.The space that the inner surface of curved portion 322 is formed can accommodate elastic element 34, outside
Surface then forms the arcwall face for pushing the surface 14 of saw blade seat 11, this will be specifically described below.In addition, cam 32 also has
Handle 326 is stirred to implement the handling of saw blade for operator.
For the saw blade 20 shown in Fig. 3, it is, having fixation hole 21, clamping group on the installing handle of saw blade 20
Part further includes fixed pin 35, the fixed pin 35 and 12 tight fit of mounting hole being set on saw blade seat 11, and has and stretch out peace
The jag in hole 12 is filled to cooperate with the fixation hole 21 on the installing handle of saw blade 20.In conjunction with shown in Fig. 8 a and Fig. 8 b, fixed pin 35
The mounting hole 12 that is inserted on saw blade seat 11 of one end 356 and keep locking, another jag 355 stretches out length L, the length
The thickness of L substantially conventional saw blade, such as 1.3mm.In this way, the jag of fixed pin is just pasted with saw blade thickness since root
It closes, excessive stress will not be generated to 35 root of fixed pin and is concentrated, avoids fixed pin cracking or breaking.
The opening 314 of evacuation fixed pin 35 is provided on the bottom wall 313 of clamping shell, on the opening 314 and saw blade seat
Mounting hole 12 it is substantially aligned, it is as shown in Figure 5 a.When being less than the saw blade of L using the Fast clamping device clamping thickness, fixed pin meeting
The fixation hole 21 for stretching out saw blade, can reach the position of opening 314, to avoid the bottom wall of clamping shell, make to clamp shell
Bottom wall is remained with saw blade side and is fitted closely, and saw blade is reliably clamped.
In addition to this, when mounting and dismounting saw blade, opening 314 is alternatively arranged as watch window and visually examines for operator
Whether the fixation hole 21 for looking into saw blade is located on fixed pin 35.Opening 314 is not limited to hole shape shown in figure, other
The shape such as rectangular slightly larger than 35 size of fixed pin is also feasible.
When the saw blade Fast clamping device by the application clamps saw blade 20, referring to Fig. 9 and Figure 10 a, the arcwall face of cam
The surface 14 of saw blade seat is compressed, and is maintained at the state that will be clamped the movement of shell 31 and be in clamped position by elastic element 34.
It is positioned at this point, the jag 355 of the fixation hole 21 of saw blade 20 and fixed pin cooperates, and is clamped at the bottom wall of clamping shell 31
Between 313 and the mounting surface 13 of saw blade seat 11.The arcwall face of cam includes the segmental arc with initial part 328 and end portion 329
327, segmental arc 327 is preferably disposed to that the spacing between the bottom wall of clamping shell and the mounting surface of saw blade seat is clamped
And the saw blade (such as 0.8mm~2.0mm) of most of different-thickness sizes is discharged, wherein the gap that release saw blade needs is about
It is: L+ saw blade thickness, such as make the spacing within the scope of 0~4.0mm.When cam pivots to initial part 328 compress saw blade seat
When 11 surface 14, as shown in fig. lob, clamping shell is in maximum releasing position;And cam pivots to end portion 329 compresses saw
When the surface 14 of item seat 11, clamping shell is in maximum grip position.
When needing to dismantle and replacing saw blade 20, in conjunction with shown in Figure 10 b, operator can stir the handle 326 of cam, make
Cam pivots downwards around fulcrum post 33, and then it is mobile towards its releasing position to drive clamping shell, such as is moved to as shown in the figure
Behind maximum releasing position, can observe whether saw blade 20 is removed and whether is new saw blade by the opening 314 on clamping shell
It is accurately positioned on the jag 355 of fixed pin 35.Then, the power that applies to cam is removed, due to the effect of elastic element,
Cam automatically resets, so that clamping shell is moved quickly to clamped position.Therefore, the Fast clamping device of the application can be by stirring
The handle of cam generates moment locking effect using spring force, accelerates the handling of saw blade.
Figure 11 a and Figure 11 b show the reciprocating lever of another embodiment, which is particularly suitable for installing handle and is formed
For the saw blade of substantially T-shaped sweep-saw.In this embodiment, substantially T-shaped installation is formed on the saw blade seat 110 of reciprocating lever
210 shape of installing handle of slot 120, the mounting groove 120 and saw blade 200 cooperates.For example, being formed with boss on mounting groove 120
121, which can abut against with the side protrusion 211 on the installing handle 210 of saw blade 200, to realize to saw blade 200
It positions and fixed.When installing saw blade 200, the operation similar with aforesaid way can be used, clamping shell is moved to releasing position
Later, saw blade 200 is directly placed in mounting groove 120, once the power that removal applies cam, clamping shell is moved to folder
Saw blade 200 is clamped between the bottom wall of clamping shell and the mounting surface of saw blade seat 110 by tight position.It is to be understood that
In such embodiment, opening can be not provided with by clamping on the bottom wall of shell, also not need fixed pin on reciprocating lever.
From the general introduction of the saw blade Fast clamping device above to the application it is found that the application can be by any additional means
In the case where easily dismount, replace saw blade;Saw blade polarization is good, and installation is firm, even if in high speed reciprocating motion and cutting through
It is also not easy to fall in journey;Especially, the saw blade Fast clamping device of the application only need simple cartridge can be realized each component positioning and
Connection simplifies manufacture and assembling without additional components or structures such as any threaded connection, welding or rivetings;In addition, each
Component is implemented reliably, to be not in damaged even phenomenon of rupture caused by overload, ensure that the service life of product.
It should also be noted that Fig. 1 to Figure 11 b illustrated embodiment only shows the saw blade Fast clamping device according to the application
Main implementation unit or component, the shape and arrangement of each unit or component are only to illustrate rather than limit, without departing substantially from this
In the case where the thought and range of application, alternatively or additionally, Fast clamping device can take each unit of other shapes and size
Or component.In addition, the saw blade seat of reciprocating lever can be formed by modes such as extrusion forming, welding in each embodiment, clamping
Shell and cam can be formed by injection molding, and type, position and quantity of elastic element and cam etc. also can bases
The corresponding change of actual needs.
The technology contents and technical characterstic of the application are had revealed that above, it being understood, however, that in the creative ideas of the application
Under, those skilled in the art can make various changes and improve to design disclosed above, but belong to the protection of the application
Range.The description of above embodiment is exemplary rather than restrictive, and the protection scope of the application is by claim institute
It determines.
Claims (11)
1. a kind of saw blade Fast clamping device for reciprocating saw, comprising:
Reciprocating lever (10), the reciprocating lever (10) by reciprocating saw transmission system drives, and have for install saw blade (20) saw
Item seat (11);
Saw blade (20) is releasably clamped in the saw blade seat of the reciprocating lever (10) by clamp assemblies (30), the clamp assemblies
(11) on;
It is characterized in that, the clamp assemblies (30) include:
It clamps shell (31), the clamping shell (31) includes cavity to accommodate the saw blade seat (11), and is configured to
It is moved back and forth along the axially vertical direction with the reciprocating lever (10), wherein saw blade (20) is held in clamped position
Between clamping shell (31) and the mounting surface (13) of the saw blade seat (11);
Driving part, the driving part is installed in the cavity of clamping shell (31), to drive the clamping shell
(31) it moves back and forth.
2. saw blade Fast clamping device according to claim 1, which is characterized in that the driving part includes cam (32), institute
Stating cam (32) may be pivotally mounted in the cavity of clamping shell (31), and be arranged to pivotally drive the clamping
Shell (31) moves back and forth.
3. saw blade Fast clamping device according to claim 2, which is characterized in that the cam (32) is arranged to pivotally push away
The surface (14) of the saw blade seat (11) is pressed, so that the clamping shell (31) be driven to move back and forth, the surface (14) is opposite
In the mounting surface (13) of the saw blade seat (11).
4. saw blade Fast clamping device according to claim 3, which is characterized in that the clamp assemblies (30) further include fixed pin
(35), the fixed pin (35) and mounting hole (12) tight fit being set on the saw blade seat (11), and have and stretch out institute
The jag (355) of mounting hole (12) is stated to cooperate with the fixation hole (21) on the installing handle of saw blade (20).
5. saw blade Fast clamping device according to claim 4, which is characterized in that the clamping shell (31) is equipped with opening
(314), the opening (314) and the mounting hole (12) on the saw blade seat (11) are substantially aligned.
6. saw blade Fast clamping device according to claim 3, which is characterized in that be formed with substantially T on the saw blade seat (11)
The mounting groove (120) of shape, installing handle (210) the shape cooperation of the mounting groove (120) and the saw blade (20).
7. saw blade Fast clamping device according to any one of claim 1 to 6, which is characterized in that the clamp assemblies (30)
It further include fulcrum post (33), the driving part is pivotally mounted to the chamber of clamping shell (31) by the fulcrum post (33)
In vivo.
8. saw blade Fast clamping device according to claim 7, which is characterized in that the clamp assemblies (30) further include elastic member
Part (34), the elastic element (34) are socketed on the fulcrum post (33), and abut the clamping shell (31) and institute respectively
Driving part is stated to deflect the driving part.
9. saw blade Fast clamping device according to claim 8, which is characterized in that the clamping shell (31) is arranged to substantially
U-shaped, with bottom wall (313) and the two side walls (311,312) that are vertically extended from the bottom wall (313), the side wall (311,
312) it is moved by convex shoulder (the 15,16) guidance formed on the saw blade seat (11), the spacing between two side walls (311,312) is big
Cause the width for being equal to the installing handle of saw blade (20).
10. saw blade Fast clamping device according to claim 9, which is characterized in that the two side walls of clamping shell (31)
Spacing between the free end of (311,312) be more than or equal to two side walls (311,312) and the bottom wall (313) connecting pin it
Between spacing.
11. a kind of reciprocating saw, which is characterized in that the reciprocating saw includes saw blade according to any one of the preceding claims
Fast clamping device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711338744.4A CN109954937B (en) | 2017-12-14 | 2017-12-14 | Saw blade quick clamping device for reciprocating saw and reciprocating saw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711338744.4A CN109954937B (en) | 2017-12-14 | 2017-12-14 | Saw blade quick clamping device for reciprocating saw and reciprocating saw |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109954937A true CN109954937A (en) | 2019-07-02 |
CN109954937B CN109954937B (en) | 2022-11-08 |
Family
ID=67018016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711338744.4A Active CN109954937B (en) | 2017-12-14 | 2017-12-14 | Saw blade quick clamping device for reciprocating saw and reciprocating saw |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109954937B (en) |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1095657A (en) * | 1993-04-05 | 1994-11-30 | 克雷斯电气电动马达有限公司 | The fast fixture of blade of wire saw |
US6112420A (en) * | 1999-08-10 | 2000-09-05 | S-B Power Tool Company | Blade clamp for reciprocating saw |
US20020026718A1 (en) * | 1998-07-02 | 2002-03-07 | Gert Eichberger | Reciprocating saw blade clamp |
CN1429693A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Reciprocating saw |
CN1429680A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Changable saw blade with inclination |
CN1429679A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Saw blade clamping system |
CN1611325A (en) * | 2003-10-28 | 2005-05-04 | 百得有限公司 | Blade clamp for reciprocating saw |
CN201023150Y (en) * | 2007-05-08 | 2008-02-20 | 吴志新 | Electric lig saw blade fast-assembling fixture |
CN102000881A (en) * | 2007-08-01 | 2011-04-06 | 苏州宝时得电动工具有限公司 | Saw blade clamping device |
CN103801764A (en) * | 2012-11-14 | 2014-05-21 | 博世电动工具(中国)有限公司 | Reciprocating saw and saw blade clamping device thereof |
CN205519919U (en) * | 2016-03-03 | 2016-08-31 | 宁波协诚电动工具有限公司 | Clamping structure of drag saw |
CN106964843A (en) * | 2017-05-08 | 2017-07-21 | 南京久驰机电实业有限公司 | A kind of quick-gripping device |
-
2017
- 2017-12-14 CN CN201711338744.4A patent/CN109954937B/en active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1095657A (en) * | 1993-04-05 | 1994-11-30 | 克雷斯电气电动马达有限公司 | The fast fixture of blade of wire saw |
US20020026718A1 (en) * | 1998-07-02 | 2002-03-07 | Gert Eichberger | Reciprocating saw blade clamp |
US6112420A (en) * | 1999-08-10 | 2000-09-05 | S-B Power Tool Company | Blade clamp for reciprocating saw |
CN1429693A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Reciprocating saw |
CN1429680A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Changable saw blade with inclination |
CN1429679A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Saw blade clamping system |
CN1611325A (en) * | 2003-10-28 | 2005-05-04 | 百得有限公司 | Blade clamp for reciprocating saw |
CN201023150Y (en) * | 2007-05-08 | 2008-02-20 | 吴志新 | Electric lig saw blade fast-assembling fixture |
CN102000881A (en) * | 2007-08-01 | 2011-04-06 | 苏州宝时得电动工具有限公司 | Saw blade clamping device |
CN103801764A (en) * | 2012-11-14 | 2014-05-21 | 博世电动工具(中国)有限公司 | Reciprocating saw and saw blade clamping device thereof |
CN205519919U (en) * | 2016-03-03 | 2016-08-31 | 宁波协诚电动工具有限公司 | Clamping structure of drag saw |
CN106964843A (en) * | 2017-05-08 | 2017-07-21 | 南京久驰机电实业有限公司 | A kind of quick-gripping device |
Also Published As
Publication number | Publication date |
---|---|
CN109954937B (en) | 2022-11-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1068194A (en) | Clamp arrangement for clamping saw blades to the blade holder of a power saw | |
US7959049B2 (en) | Setting tool | |
JP4709134B2 (en) | Fixing device for receiving the saw blade in multiple directions | |
US8272629B2 (en) | Swing clamp apparatus | |
US20120017447A1 (en) | Hand-held power tool for pruning and cutting vegetation and a method for replacing blades thereof | |
CN110434400A (en) | A kind of reciprocating saw saw blade mounting device and reciprocating saw | |
KR101501761B1 (en) | Turbo device | |
US20090242608A1 (en) | Setting tool | |
US20120324745A1 (en) | Hand saw | |
US4864727A (en) | Pneumatic tool holder | |
US9808926B2 (en) | On-board hand tool accessory | |
EP3383163B1 (en) | Blade arrangement for hand-held power tool | |
EP3538310B1 (en) | Blade clamp for a reciprocating power tool and power tool | |
CN109954937A (en) | Saw blade Fast clamping device and reciprocating saw for reciprocating saw | |
KR20020036469A (en) | Apparatus for Bush installment/dismentlement | |
US20160052158A1 (en) | Guide bar retention systems and techniques | |
JP4327115B2 (en) | Locking tool for portable power tools | |
US20070045353A1 (en) | Fluid line assembly tool | |
CN103801764A (en) | Reciprocating saw and saw blade clamping device thereof | |
US20030150120A1 (en) | Toolless blade clamp for reciprocating saw | |
CN205816956U (en) | Sweep-saw saw blade quick assembling/disassembling mechanism | |
JP2013116527A (en) | Mounting tool of snap ring | |
KR20170002492A (en) | Band tensioning tool | |
CN111590496A (en) | Screw clamping device installed on screwdriver | |
CN217648512U (en) | Blade fixing device for cigarette packet slitting equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |