CN103084661A - Double saw blade structure for electric saw - Google Patents
Double saw blade structure for electric saw Download PDFInfo
- Publication number
- CN103084661A CN103084661A CN2013100668742A CN201310066874A CN103084661A CN 103084661 A CN103084661 A CN 103084661A CN 2013100668742 A CN2013100668742 A CN 2013100668742A CN 201310066874 A CN201310066874 A CN 201310066874A CN 103084661 A CN103084661 A CN 103084661A
- Authority
- CN
- China
- Prior art keywords
- saw blade
- saw
- clamping plate
- blade
- width
- 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.)
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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
- B23D49/003—Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws having a plurality of saw blades or saw blades having plural cutting zones
- B23D49/006—Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws having a plurality of saw blades or saw blades having plural cutting zones with contiguous, oppositely reciprocating saw blades
-
- 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
- B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
- B23D61/12—Straight saw blades; Strap saw blades
- B23D61/123—Details of saw blade body
Abstract
The invention relates to a double saw blade structure for an electric saw. The double saw blade structure for the electric saw comprises a first saw blade and a second saw blade respectively connected with a first driving mechanism and a second driving mechanism, and is characterized in that a clamping plate is arranged on the side face of the first saw blade, a clearance is reserved between the clamping plate and the first saw blade, and the second saw blade is contained in the clearance. A sliding groove and a sliding block are respectively arranged between the first saw blade and / or the clamping plate and the second saw blade, and the sliding block is contained inside the sliding groove. Compared with the prior art, an inserting groove used for containing the second saw blade is designed on the first saw blade, the advantages of the double saw blade structure are maintained, at the same time the width of a kerf is effectively reduced, the width of the kerf can be controlled in about 2.6 mm to 3 mm and is reduced by about 15% compared with the 3.5 mm maximum kerf width of the double saw of the prior art, cutting precision is higher, vibration is small in cutting, and cutting efficiency is also improved.
Description
Technical field
The present invention relates to the electric saw parts, specifically refer to the two saw-blade structures of a kind of electric saw.
Background technology
Two saw blade electric saws can not worked easily owing to not needing in use to treat cut workpiece support, and cutting action is steady, rapid operation, thereby very popular.Existing pair of saw-blade structure generally includes the first saw blade and the second saw blade that is arranged in parallel, and described the first saw blade and the second saw blade are arranged in the slot of guide pin bushing.Keep the out movement of two saw blades to make and have certain fit clearance between the two, and also need the gap that keeps certain between two saw blades and slot, with convenient two saw blade reciprocating motions, therefore the width of the interior slot of described guide pin bushing is greater than the thickness sum of two saw blades.Described guide pin bushing is arranged on the electric saw main body, described the first saw blade be connected the second saw blade and connect respectively the first driving mechanism and the second driving mechanism that is arranged in described electric saw main body, and described the first driving mechanism and described the second driving mechanism drive respectively corresponding the first saw blade and the second saw blade counter motion.
This pair saw-blade structure cutting speed is fast, joint-cutting is neat.But due to the restriction that is subjected to the guide pin bushing width, so joint-cutting is wider, and cutting accuracy is received certain impact.
Summary of the invention
Technical problem to be solved by this invention is that the present situation for prior art provides a kind of joint-cutting is little, cutting accuracy is high electric saw with two saw-blade structures.
The present invention solves the problems of the technologies described above the technical scheme that adopts: the two saw-blade structures of this electric saw, comprise the first driving mechanism of connecting respectively electric saw and the first saw blade and second saw blade of the second driving mechanism, the side that it is characterized in that described the first saw blade is provided with clamping plate, between these clamping plate and described the first saw blade, the interval is gapped, described the second saw blade is contained in this gap, and, be respectively equipped with chute and slide block between described the first saw blade and/or described clamping plate and described the second saw blade, described slide block is contained in described chute.
Above-mentioned the first saw blade and clamping plate can be integrative-structures, gap between the first saw blade and clamping plate can be realized by machined, preferably, for convenient processing, described clamping plate are connected by backboard with described the first saw blade, the back of this backboard also close described first saw blade between described the first saw blade and the second saw blade.
Described chute can be arranged on the first saw blade, also can be arranged on described clamping plate, and the width of described clamping plate is less than the width of described the first saw blade.
In such scheme, the width of described clamping plate equals the width of described the first saw blade, and the lower ora terminalis of described clamping plate also is provided with sawtooth.This structure cuts speed is higher, cuts more stablely, and joint-cutting can not increase.
Compared with prior art, the present invention has designed the slot that is used for accommodating the second saw blade on the first saw blade, when having kept two saw-blade structure advantages, effectively reduced the width of joint-cutting, the width of joint-cutting can be controlled at 2.6 ~ 3 millimeter, than 3.5 minimum width of slit of two saw blades in prior art, reduced 15% left and right, cutting accuracy is higher, and the vibrations during cutting are also less, and cutting efficiency also increases.
Description of drawings
Fig. 1 is the floor map of the embodiment of the present invention 1 assembly structure;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the cutaway view along A-A line in Fig. 1;
Fig. 4 is the floor map of the embodiment of the present invention 2 assembly structures;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is the side view of Fig. 4;
Fig. 7 is the floor map of the first saw blade and clamping plate assembly structure in the embodiment of the present invention 2;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is the side view of Fig. 7;
Figure 10 is the floor map of the second saw blade in the embodiment of the present invention 2;
Figure 11 is the top view of Figure 10;
Figure 12 is the side view of Figure 10.
The specific embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
As shown in Figure 1 to Figure 3, this electric saw comprises with two saw-blade structures:
The first saw blade 1, the afterbody of the first saw blade connects the first driving mechanism (not shown) of electric saw, the back of the first saw blade is welded with backboard 4, the thickness of backboard 4 is a bit larger tham the thickness of the second saw blade 3, the Thickness Design of backboard is under the prerequisite of moving in the gap that does not hinder the second saw blade 3 between the first saw blade and clamping plate 2, and is the smaller the better.
Clamping plate 2 are parallel to the first saw blade, be welded on backboard 4, and backboard 4 are folded between the first saw blade 1 and clamping plate 2, and namely the width in the gap between the first saw blade and the second saw blade is the width of backboard 4.The first saw blade, backboard and clamping plate can also be integrative-structures, and the gap between the first saw blade and clamping plate forms by machined.Clamping plate 2 are provided with chute 21.The height of clamping plate 2 is less than the height of the first saw blade, and the height of the present embodiment middle clamp plate 2 is 2/3rds of the first saw blade height.
The second saw blade 3 is parallel to the first saw blade 1 and clamping plate 2, is contained in the gap between the first saw blade and clamping plate, and its afterbody exposes to outside the gap and connects the second driving mechanism (not shown) of electric saw.The second saw blade is provided with slide block 31, and this slide block 31 is contained in chute 21, with the guiding that coordinates the second driving mechanism that the movement locus of the second saw blade is determined, with the stability of further assurance operation.
Compare with two saw-blade structures of prior art, this pair saw blade has reduced a wall thickness of chuck at least owing to not using chuck, the width of joint-cutting is can be controlled between 2.6～3.0mm, and the joint-cutting of prior art is usually greater than 3.5mm.
To shown in Figure 12, this electric saw comprises with two saw-blade structures as Fig. 4:
The afterbody of the first saw blade 5, the first saw blades connects the first driving mechanism (not shown) of electric saw, and the back of the first saw blade is welded with backboard, and the thickness of backboard is a bit larger tham the thickness of the second saw blade 8.
Clamping plate 6 are parallel to the first saw blade 5, and its height equates with the first saw blade, and the edge, base of clamping plate is provided with sawtooth; The structure that is to say clamping plate 6 except sawtooth dorsad outside, remaining is identical with the structure of the first saw blade; The first saw blade in the present embodiment, clamping plate and following the second saw blade consist of three saw-blade structures.The welded top of clamping plate is on backboard 7, and back sheet clip is located between the first saw blade 5 and clamping plate 6, and namely the width in the gap 61 between the first saw blade and the second saw blade is the width of backboard 7.In the present embodiment, the first saw blade and clamping plate share an afterbody, and this afterbody is arranged on backboard 7, drive simultaneously the first saw blade and clamping plate move simultaneously with convenient the first driving mechanism.The first saw blade, backboard and clamping plate can also be integrative-structures, and the gap between the first saw blade and clamping plate forms by machined.Clamping plate 6 are provided with chute 62.Chute can also be arranged on the first saw blade.
The second saw blade 8 is parallel to the first saw blade 5 and clamping plate 6, is contained in the gap between the first saw blade and clamping plate, and its afterbody exposes to outside the gap and connects the second driving mechanism (not shown) of electric saw.The second saw blade is provided with slide block 81, and this slide block 81 is contained in chute 61, with the guiding that coordinates the second driving mechanism that the movement locus of the second saw blade is determined, with the stability of further assurance operation.
Compare with two saw-blade structures of prior art, this pair saw blade has reduced a wall thickness of chuck at least owing to not using chuck, the width of joint-cutting is can be controlled between 2.6～3.0mm, and the joint-cutting of prior art is usually greater than 3.5mm.
Claims (4)
1. an electric saw is with two saw-blade structures, comprise the first driving mechanism of connecting respectively electric saw and the first saw blade and second saw blade of the second driving mechanism, the side that it is characterized in that described the first saw blade is provided with clamping plate, between these clamping plate and described the first saw blade, the interval is gapped, described the second saw blade is contained in this gap, and, being respectively equipped with chute and slide block between described the first saw blade and/or described clamping plate and described the second saw blade, described slide block is contained in described chute.
2. electric saw according to claim 1 with two saw-blade structures, is characterized in that described clamping plate are connected by backboard with described the first saw blade, the back of this backboard also close described first saw blade between described the first saw blade and the second saw blade.
3. electric saw according to claim 1 and 2 with two saw-blade structures, it is characterized in that described chute is arranged on described clamping plate, and the width of described clamping plate is less than the width of described the first saw blade.
4. electric saw according to claim 1 and 2 with two saw-blade structures, it is characterized in that the width of described clamping plate equals the width of described the first saw blade, and the lower ora terminalis of described clamping plate also is provided with sawtooth.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310066874.2A CN103084661B (en) | 2013-03-01 | 2013-03-01 | The two saw blade of electric saw |
| PCT/CN2013/001595 WO2014131144A1 (en) | 2013-03-01 | 2013-12-19 | Double saw blade structure for electric saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310066874.2A CN103084661B (en) | 2013-03-01 | 2013-03-01 | The two saw blade of electric saw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103084661A true CN103084661A (en) | 2013-05-08 |
| CN103084661B CN103084661B (en) | 2015-08-05 |
Family
ID=48198069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310066874.2A Expired - Fee Related CN103084661B (en) | 2013-03-01 | 2013-03-01 | The two saw blade of electric saw |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103084661B (en) |
| WO (1) | WO2014131144A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317189A (en) * | 2013-06-26 | 2013-09-25 | 宁波黑松工具有限公司 | Paired saw blade structure of reciprocating saw |
| WO2014131144A1 (en) * | 2013-03-01 | 2014-09-04 | 宁波捷美进出口有限公司 | Double saw blade structure for electric saw |
| CN105034083A (en) * | 2015-08-27 | 2015-11-11 | 宁波捷美进出口有限公司 | Double saw blade for electric saw |
| CN105880733A (en) * | 2016-05-11 | 2016-08-24 | 蔡锦霞 | Cutting structure of sawing cutter and laser etching process thereof |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3750651A1 (en) | 2019-06-10 | 2020-12-16 | Renishaw PLC | Powder bed fusion additive manufacturing methods and apparatus |
| GB202007591D0 (en) | 2020-05-21 | 2020-07-08 | Renishaw Plc | Additive manufacturing methods and apparatus for forming objects from a nickel-based supperally in a layer-by-layer manner |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2260840A1 (en) * | 1972-12-13 | 1974-06-20 | Kreidler Werke Gmbh | SAW BLADE ARRANGEMENT ON A METAL CIRCULAR SAW |
| SU1419887A1 (en) * | 1985-01-16 | 1988-08-30 | Опытно-Конструкторское Бюро Киевского Научно-Исследовательского Института Гигиены Труда И Профзаболеваний | Disc saw |
| RU2045374C1 (en) * | 1992-05-29 | 1995-10-10 | Российский Университет Дружбы Народов | Saw |
| JPH10118838A (en) * | 1996-10-15 | 1998-05-12 | Rex Ind Co Ltd | Double-rotation cutting machine |
| CN2326377Y (en) * | 1997-11-21 | 1999-06-30 | 华东冶金学院 | Combined saw-bit of hot sawing machine |
| CN201186366Y (en) * | 2007-06-18 | 2009-01-28 | 郭一文 | Double sawing blade cutting machine |
| CN102416505A (en) * | 2011-12-12 | 2012-04-18 | 海盐联合钢锯厂 | Double-motion reciprocal saw bit |
| CN202479610U (en) * | 2011-10-17 | 2012-10-10 | 苏州天健旋切技术有限公司 | Rotary bevelment composite saw blade structure |
| CN203197378U (en) * | 2013-03-01 | 2013-09-18 | 宁波捷美进出口有限公司 | Double-saw-blade structure for electric saw |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2158770A (en) * | 1984-04-13 | 1985-11-20 | Jeffrey Berman | Power saw |
| DE4302653A1 (en) * | 1993-01-30 | 1994-08-04 | Bosch Gmbh Robert | Power powered saw with a sword |
| DE29501875U1 (en) * | 1995-02-06 | 1996-05-30 | Scintilla Ag | Lifting saw |
| CN103084661B (en) * | 2013-03-01 | 2015-08-05 | 宁波捷美进出口有限公司 | The two saw blade of electric saw |
-
2013
- 2013-03-01 CN CN201310066874.2A patent/CN103084661B/en not_active Expired - Fee Related
- 2013-12-19 WO PCT/CN2013/001595 patent/WO2014131144A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2260840A1 (en) * | 1972-12-13 | 1974-06-20 | Kreidler Werke Gmbh | SAW BLADE ARRANGEMENT ON A METAL CIRCULAR SAW |
| SU1419887A1 (en) * | 1985-01-16 | 1988-08-30 | Опытно-Конструкторское Бюро Киевского Научно-Исследовательского Института Гигиены Труда И Профзаболеваний | Disc saw |
| RU2045374C1 (en) * | 1992-05-29 | 1995-10-10 | Российский Университет Дружбы Народов | Saw |
| JPH10118838A (en) * | 1996-10-15 | 1998-05-12 | Rex Ind Co Ltd | Double-rotation cutting machine |
| CN2326377Y (en) * | 1997-11-21 | 1999-06-30 | 华东冶金学院 | Combined saw-bit of hot sawing machine |
| CN201186366Y (en) * | 2007-06-18 | 2009-01-28 | 郭一文 | Double sawing blade cutting machine |
| CN202479610U (en) * | 2011-10-17 | 2012-10-10 | 苏州天健旋切技术有限公司 | Rotary bevelment composite saw blade structure |
| CN102416505A (en) * | 2011-12-12 | 2012-04-18 | 海盐联合钢锯厂 | Double-motion reciprocal saw bit |
| CN203197378U (en) * | 2013-03-01 | 2013-09-18 | 宁波捷美进出口有限公司 | Double-saw-blade structure for electric saw |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014131144A1 (en) * | 2013-03-01 | 2014-09-04 | 宁波捷美进出口有限公司 | Double saw blade structure for electric saw |
| CN103317189A (en) * | 2013-06-26 | 2013-09-25 | 宁波黑松工具有限公司 | Paired saw blade structure of reciprocating saw |
| CN105034083A (en) * | 2015-08-27 | 2015-11-11 | 宁波捷美进出口有限公司 | Double saw blade for electric saw |
| CN105880733A (en) * | 2016-05-11 | 2016-08-24 | 蔡锦霞 | Cutting structure of sawing cutter and laser etching process thereof |
| CN105880733B (en) * | 2016-05-11 | 2018-04-13 | 蔡锦霞 | A kind of saw blade cuts the laser etch process of structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103084661B (en) | 2015-08-05 |
| WO2014131144A1 (en) | 2014-09-04 |
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Granted publication date: 20150805 Termination date: 20190301 |
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| CF01 | Termination of patent right due to non-payment of annual fee |