CN103394755B - Saw blade clamping device and reciprocating saw thereof - Google Patents
Saw blade clamping device and reciprocating saw thereof Download PDFInfo
- Publication number
- CN103394755B CN103394755B CN201310336015.0A CN201310336015A CN103394755B CN 103394755 B CN103394755 B CN 103394755B CN 201310336015 A CN201310336015 A CN 201310336015A CN 103394755 B CN103394755 B CN 103394755B
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- CN
- China
- Prior art keywords
- saw blade
- bare terminal
- terminal end
- compressing member
- operating parts
- 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.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 229910003460 diamond Inorganic materials 0.000 claims description 8
- 239000010432 diamond Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The invention discloses saw blade clamping device and reciprocating saw thereof, belong to field of power tools, solve existing saw blade clamping device complex structure, unhandy problem, saw blade clamping device of the present invention comprises grip slipper, operating parts and compressing member, the loading part that described grip slipper comprises the connecting portion for connecting reciprocating saw transmission mechanism and extends from connecting portion, described loading part is provided with for locating saw blade bare terminal end at location structure, described operating parts is arranged on loading part and also can rotates between locked and unlocked positions, described compressing member to be arranged between loading part and operating parts and to be driven by described operating parts and compresses saw blade bare terminal end, when described operating parts forwards latched position to, self-locking is to keep compressing member to the impaction state of saw blade bare terminal end, compressing member is removed to the impaction state of saw blade bare terminal end when described operating parts forwards unlocked position to.
Description
[technical field]
The present invention relates to reciprocating saw, especially the saw blade clamping device of reciprocating saw, belongs to field of power tools.
[background technology]
Reciprocating saw is a kind of relatively more conventional instrument, is widely used in the industries such as automobile, wooden model, decoration, leather, is cut by the straight reciprocating motion of saw blade to workpiece.The cutting object of reciprocating saw can be the mixing of timber, metal or these materials, because cutting object is relatively wider, and also easy to carry, be well suited for the occasions such as house ornamentation.
The structure of current reciprocating saw mainly comprises power source, transmission mechanism and saw blade clamping device, incisory saw blade is arranged on saw blade clamping device, saw blade clamping device drives saw blade reciprocating by transmission mechanism, and saw blade clamping device directly affects the cutting stability of saw blade to the clamping effect of saw blade.As publication number be " CN201603914U ", name is called the patent of invention of " a kind of Quick-change chuck mechanism of reciprocating saw "; Publication number is " CN102905830A ", name is called in the patent of invention of " two saw blade reciprocating saw " and discloses two kinds of current more typical saw blade clamping devices, its parts related to are more, cost is higher, and be not easy to operation in real work occasion, do not reach the fast assembling-disassembling effect of expection.
Saw blade clamping device of the prior art often has multiple parts such as cam, torsion spring, spring, toggle, and needs higher quality of fit between parts, and this just causes current saw blade clamping device complex structure, assembling inconvenience.Saw blade clamping device of the present invention has grip slipper, operating parts and compressing member, grip slipper comprises connecting portion and loading part, in actual mechanical process, when user's rotating operation part is to latched position, operating parts self-locking to keep compressing member to the impaction state of saw blade bare terminal end, when user's rotating operation part is to unlocked position, operating parts removes compressing member to the impaction state of saw blade bare terminal end, apparatus structure is simple, and be easy to the quick despatch of saw blade, production cost is low; In addition, also compress gasket is provided with between compressing member and loading part, under compressing member impaction state, compress gasket is close to saw blade bare terminal end, the thrust of compress gasket energy dispersion pressure gripping members, make saw blade bare terminal end major part be subject to uniform thrust, improve and compress effect, ensure stability during saw blade cutting work.
Saw blade mounting groove on current saw blade clamping device is all generally the inside being arranged on clamping part, only one end arranges insert port, saw blade inserts in saw blade mounting groove from insert port, user does not know in clamping process, position relationship between saw blade and mounting groove, easily causes the problems such as saw blade clamping is not firm; In the present invention, one side of the corresponding compressing member of loading part is provided with the loading chute holding saw blade bare terminal end, loading chute is provided with at least one load port, saw blade bare terminal end is pre-aligned in loading chute by location structure, user's rotating operation part compresses in the process of saw blade bare terminal end, the positioning scenarios of saw blade bare terminal end can be observed, better to clamp saw blade, improve saw blade clamping effect.
These features of the present invention and advantage will detailed description of the invention below, exposure detailed in accompanying drawing.
[summary of the invention]
The present invention proposes a kind of saw blade clamping device and reciprocating saw thereof, and saw blade clamping device structure is simple, is easy to operation.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
Saw blade clamping device, comprise grip slipper, operating parts and compressing member, the loading part that described grip slipper comprises the connecting portion for connecting reciprocating saw transmission mechanism and extends from connecting portion, described loading part is provided with for locating saw blade bare terminal end at location structure, described operating parts is arranged on loading part and also can rotates between locked and unlocked positions, described compressing member to be arranged between loading part and operating parts and to be driven by described operating parts and compresses saw blade bare terminal end, when described operating parts forwards latched position to, self-locking is to keep compressing member to the impaction state of saw blade bare terminal end, compressing member is removed to the impaction state of saw blade bare terminal end when described operating parts forwards unlocked position to.
Further, described operating parts comprises drive division and operating portion, described drive division be provided with the drive surface that is made up of curved surface and drive division with eccentric manner switching on loading part, described operating portion can drive drive division to rotate.
Further, described loading part is provided with the hinged seat of protrusion, and the drive division switching of described operating parts is on hinged seat, and described compressing member is provided with pilot hole, and described compressing member is enclosed within hinged seat by pilot hole.
Further, described compressing member is the compression shell fragment possessing elastic deformation.
Further, be also provided with compress gasket between described compressing member and loading part, under compressing member impaction state, described compress gasket is close to saw blade bare terminal end.
Further, described location structure comprises the alignment pin be located on loading part, and saw blade bare terminal end is provided with the locating hole with detent fit.
Further, a side of the corresponding compressing member of described loading part is provided with the loading chute holding saw blade bare terminal end, and described loading chute is provided with at least one load port, and saw blade bare terminal end is embedded in loading chute, and saw blade bare terminal end both sides closely cooperate in load port.
Further, described saw blade clamping device can clamp reciprocating saw blade or diamond saw blade.
For solving the problems of the technologies described above, the invention allows for a kind of reciprocating saw, comprising the saw blade clamping device described in above-mentioned any one technical scheme.
Beneficial effect of the present invention:
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is the decomposition texture schematic diagram of the embodiment of the present invention one saw blade clamping device;
Fig. 2 is the side schematic view of the embodiment of the present invention one saw blade clamping device;
Fig. 3 is the decomposition texture schematic diagram of the embodiment of the present invention two saw blade clamping device;
Fig. 4 is the structural representation of the embodiment of the present invention three reciprocating saw.
[detailed description of the invention]
The present invention proposes a kind of saw blade clamping device, comprise grip slipper, operating parts and compressing member, the loading part that described grip slipper comprises the connecting portion for connecting reciprocating saw transmission mechanism and extends from connecting portion, described loading part is provided with for locating saw blade bare terminal end at location structure, described operating parts is arranged on loading part and also can rotates between locked and unlocked positions, described compressing member to be arranged between loading part and operating parts and to be driven by described operating parts and compresses saw blade bare terminal end, when described operating parts forwards latched position to, self-locking is to keep compressing member to the impaction state of saw blade bare terminal end, compressing member is removed to the impaction state of saw blade bare terminal end when described operating parts forwards unlocked position to.The present invention changes current saw blade clamping device only by the mode of the parts such as steel ball, pin locking saw blade, and adopt compressing member clamping saw blade bare terminal end, lifting surface area increases, and clamping effect improves, thus ensures the stability of saw blade cutting movement, and is easy to operation.
The technical scheme of accompanying drawing to the embodiment of the present invention below in conjunction with the embodiment of the present invention is explained and illustrated, but following embodiment is only the preferred embodiments of the present invention, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiments, all belong to protection scope of the present invention.
Embodiment one:
With reference to Fig. 1, 2, saw blade clamping device, comprise grip slipper 1, operating parts 3 and compressing member 2, the loading part 12 that described grip slipper 1 comprises the connecting portion 11 for connecting reciprocating saw transmission mechanism and extends from connecting portion 11, described loading part 12 is provided with for locating saw blade bare terminal end 41 at location structure, described operating parts 3 is arranged on loading part 12 and also can rotates between latched position B and unlocked position A, described compressing member 2 is arranged to drive between loading part 12 and operating parts 3 and by described operating parts 3 and compresses saw blade bare terminal end 41, when described operating parts 3 forwards latched position B to, self-locking is to keep the impaction state of compressing member 2 pairs of saw blade bare terminal ends 41, the impaction state of compressing member 2 pairs of saw blade bare terminal ends 41 is removed when described operating parts 3 forwards unlocked position A to.
With reference to Fig. 2, above-mentioned operating parts 3 comprises drive division 32 and operating portion 31, and drive division 32 is provided with the drive surface 321 and drive division 32 that are made up of curved surface with eccentric manner switching on loading part 12, and operating portion 31 can drive drive division 32 to rotate.When operating parts 3 forwards latched position B to, compressing member 2 acts on compression saw blade bare terminal end 41 downwards by the drive surface 321 of drive division 32, forward in the process of unlocked position A at operating parts 3, the drive surface 321 of drive division 32 reduces the active force to compressing member 2 gradually, and concrete principle can refer to cam mechanism.Normally, compressing member 2 is the compression shell fragments possessing elastic deformation, the present embodiment compressing member 2 two ends have outward extending elastic arm, roughly in " ︹ " shape, the drive surface 321 of drive division 32 acts on the upper end of compressing member 2, makes elastic arm act on saw blade bare terminal end 41, stressed comparatively even on saw blade bare terminal end 41, instead of concentrate on a certain position, improve compression effect.
The present embodiment is preferably: the hinged seat 10 arranging protrusion on loading part 12, and the drive division 32 of operating parts 3 is transferred on hinged seat 10, and compressing member 2 is provided with pilot hole 21, and compressing member 2 is enclosed within hinged seat 10 by pilot hole 21; Compressing effect preferably for reaching, being also provided with compress gasket 5 between compressing member 2 and loading part 12, under compressing member 2 impaction state, compress gasket 5 is close to saw blade bare terminal end 41.After adopting compress gasket 5, the active force of drive surface 321 pairs of compressing members 2 of drive division 32 is distributed to saw blade bare terminal end 41 side by compress gasket 5, and compressing area increases, and stressed more even, improves the compression effect of saw blade bare terminal end 41 further.
With reference to Fig. 1, in order to better clamping saw blade, a side of the corresponding compressing member 2 of loading part 12 is provided with the loading chute 14 holding saw blade bare terminal end 41, the front end of loading chute 14 is provided with a load port 141, saw blade bare terminal end 41 is embedded in loading chute 14, and saw blade bare terminal end 41 both sides and load port 141 closely cooperate.After saw blade is installed, the afterbody of saw blade bare terminal end 41 is against on hinged seat 10, and the front portion of saw blade bare terminal end 41 is fastened on load port 141 place, thus is formed good spacing, prevents from teetertottering when saw blade works.
For reciprocating saw blade, when user installs reciprocating saw blade, the saw blade bare terminal end 41 of reciprocating saw blade 4 is embedded in loading chute 14, the present embodiment can carry out pre-determined bit to saw blade bare terminal end 41, alignment pin 13 is set in loading chute 14, the locating hole 411 that alignment pin 13 can insert saw blade bare terminal end 41 is interior to locate reciprocating saw blade 4, as long as general alignment pin 13 can insert in locating hole 411, the length of alignment pin 13 is less than the degree of depth of locating hole; Forward operating parts 3 to latched position B again, make compress gasket 5 compress saw blade bare terminal end 41, complete reciprocating saw blade 4 and install; When user dismantles reciprocating saw blade 4, forward operating parts 3 to unlocked position A, unclamp compress gasket 5, on lift saw blade bare terminal end 41 and make it depart from loading chute 14, just can pull down reciprocating saw blade 4, whole disassembly process is very convenient, and when installing reciprocating saw blade 4, user can observe the position relationship between saw blade bare terminal end 41 and loading chute 14, firm to ensure saw blade clamping.
Embodiment two:
With reference to Fig. 3, the present embodiment is roughly the same with embodiment one, unlike: the saw blade clamping device clamping diamond saw blade 6 in the present embodiment, for convenience of clamping, diamond saw blade 6 has two spaced saw blade bare terminal ends 61, for this reason, two spaced load port 141 are provided with in the downside of loading chute 14, closely cooperating with two load port 141 respectively of two saw blade bare terminal ends 61, and hinged seat 10 is between two saw blade bare terminal ends 61, can position-limiting action be played, prevent diamond saw blade 6 from swinging.
Embodiment three:
With reference to Fig. 4, the present embodiment is a kind of hand-held reciprocating, comprise casing 8, power source, transmission mechanism and saw blade clamping device, the reciprocally swinging assembly 7 that transmission mechanism comprises gear pair and drives by gear pair, saw blade clamping device can adopt embodiment one or the technical scheme described in embodiment two.(power source and gear pair are hidden in casing, not illustrating in the drawings) connecting portion 11 on the grip slipper of saw blade clamping device is fixed on reciprocally swinging assembly 7 by securing member, reciprocally swinging assembly 7 drives two saw blade clamping devices to move back and forth, thus realizes the contrary reciprocating cutting motion in two reciprocating saw blade 4 directions.
In addition, the present embodiment hand-held reciprocating can be improved by existing angle grinding machine and obtain, and only needs to load onto reciprocally swinging assembly and saw blade clamping device, traditional angle grinding machine just can be transformed into hand-held reciprocating, the volume of such reciprocating saw is less, be suitable for average family and use, and operation is lighter; Saw blade clamping device of the present invention can clamping at least two kinds of saw blades, such as reciprocating saw blade, diamond saw blade etc., and the scope of application is wide, more saves the instrument acquisition cost of user,
By above-described embodiment, object of the present invention is reached by fully effective.The personage being familiar with this skill should be understood that and the present invention includes but the content being not limited to accompanying drawing and describing in detailed description of the invention above.Any amendment not departing from function and structure principle of the present invention all will comprise within the scope of the appended claims.
Claims (7)
1. saw blade clamping device, it is characterized in that: comprise grip slipper, operating parts and compressing member, the loading part that described grip slipper comprises the connecting portion for connecting reciprocating saw transmission mechanism and extends from connecting portion, described loading part is provided with the location structure for locating saw blade bare terminal end, described operating parts is arranged on loading part and also can rotates between locked and unlocked positions, described compressing member to be arranged between loading part and operating parts and to be driven by described operating parts and compresses saw blade bare terminal end, when described operating parts forwards latched position to, self-locking is to keep compressing member to the impaction state of saw blade bare terminal end, compressing member is removed to the impaction state of saw blade bare terminal end when described operating parts forwards unlocked position to, one side of the corresponding compressing member of described loading part is provided with the loading chute holding saw blade bare terminal end, the front end of loading chute is provided with first load port, first load port is for installing reciprocating saw blade, the saw blade bare terminal end of reciprocating saw blade embeds in loading chute, saw blade bare terminal end both sides and first load port of reciprocating saw blade closely cooperate, the downside of loading chute is provided with two spaced the second load port, second load port is for installing diamond saw blade, diamond saw blade has two spaced saw blade bare terminal ends, and two of diamond saw blade saw blade bare terminal ends closely cooperate with two the second load port respectively.
2. saw blade clamping device as claimed in claim 1, it is characterized in that: described operating parts comprises drive division and operating portion, described drive division be provided with the drive surface that is made up of curved surface and drive division with eccentric manner switching on loading part, described operating portion can drive drive division to rotate.
3. saw blade clamping device as claimed in claim 2, it is characterized in that: described loading part is provided with the hinged seat of protrusion, the drive division switching of described operating parts is on hinged seat, and described compressing member is provided with pilot hole, and described compressing member is enclosed within hinged seat by pilot hole.
4. saw blade clamping device as claimed in claim 1, is characterized in that: described compressing member is the compression shell fragment possessing elastic deformation.
5. saw blade clamping device as claimed in claim 1, it is characterized in that: be also provided with compress gasket between described compressing member and loading part, under compressing member impaction state, described compress gasket is close to saw blade bare terminal end.
6. the saw blade clamping device as described in claim 1 to 5 any one, is characterized in that: described location structure comprises the alignment pin be located on loading part, and saw blade bare terminal end is provided with the locating hole with detent fit.
7. reciprocating saw, is characterized in that: have the saw blade clamping device in claim 1 to 6 described in any one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310336015.0A CN103394755B (en) | 2013-08-02 | 2013-08-02 | Saw blade clamping device and reciprocating saw thereof |
| PCT/CN2013/081505 WO2015013997A1 (en) | 2013-08-02 | 2013-08-15 | Saw blade clamping device and reciprocating saw therewith |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310336015.0A CN103394755B (en) | 2013-08-02 | 2013-08-02 | Saw blade clamping device and reciprocating saw thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103394755A CN103394755A (en) | 2013-11-20 |
| CN103394755B true CN103394755B (en) | 2015-10-14 |
Family
ID=49558580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310336015.0A Expired - Fee Related CN103394755B (en) | 2013-08-02 | 2013-08-02 | Saw blade clamping device and reciprocating saw thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103394755B (en) |
| WO (1) | WO2015013997A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116038023B (en) * | 2023-02-14 | 2024-03-19 | 乐清市乾丰工具有限公司 | Multifunctional hand-held tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1493372A (en) * | 1923-04-18 | 1924-05-06 | Moon Don Pardee | Razor-blade holder |
| US6112420A (en) * | 1999-08-10 | 2000-09-05 | S-B Power Tool Company | Blade clamp for reciprocating saw |
| CN1429680A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Changable saw blade with inclination |
| CN1517166A (en) * | 2003-01-13 | 2004-08-04 | ���ݱ�ʱ�õ綯��������˾ | Quickly changeng and clamping mechanism of saw blade |
| CN202984812U (en) * | 2012-10-30 | 2013-06-12 | 浙江通达电器有限公司 | Device for rapidly clamping saw blades of reciprocating saw |
| CN203418171U (en) * | 2013-08-02 | 2014-02-05 | 铁鎯电动工具有限公司 | Saw web clamping device and reciprocating saw thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL9201371A (en) * | 1992-07-29 | 1994-02-16 | Emerson Electric Co | Saw blade fixing device. |
| DE102005063015A1 (en) * | 2005-12-30 | 2007-07-05 | Robert Bosch Gmbh | Lifting saw with attachment device for a saw blade |
| CN201036822Y (en) * | 2007-06-14 | 2008-03-19 | 宁波天和电动工具有限公司 | Quickly mounting and detaching saw knife mechanism |
| CN102000881B (en) * | 2007-08-01 | 2012-07-25 | 苏州宝时得电动工具有限公司 | Saw blade clamping device |
-
2013
- 2013-08-02 CN CN201310336015.0A patent/CN103394755B/en not_active Expired - Fee Related
- 2013-08-15 WO PCT/CN2013/081505 patent/WO2015013997A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1493372A (en) * | 1923-04-18 | 1924-05-06 | Moon Don Pardee | Razor-blade holder |
| US6112420A (en) * | 1999-08-10 | 2000-09-05 | S-B Power Tool Company | Blade clamp for reciprocating saw |
| CN1429680A (en) * | 2002-01-02 | 2003-07-16 | 布莱克和戴克公司 | Changable saw blade with inclination |
| CN1517166A (en) * | 2003-01-13 | 2004-08-04 | ���ݱ�ʱ�õ綯��������˾ | Quickly changeng and clamping mechanism of saw blade |
| CN202984812U (en) * | 2012-10-30 | 2013-06-12 | 浙江通达电器有限公司 | Device for rapidly clamping saw blades of reciprocating saw |
| CN203418171U (en) * | 2013-08-02 | 2014-02-05 | 铁鎯电动工具有限公司 | Saw web clamping device and reciprocating saw thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015013997A1 (en) | 2015-02-05 |
| CN103394755A (en) | 2013-11-20 |
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