CN105397870A - Curve saw - Google Patents
Curve saw Download PDFInfo
- Publication number
- CN105397870A CN105397870A CN201510978314.3A CN201510978314A CN105397870A CN 105397870 A CN105397870 A CN 105397870A CN 201510978314 A CN201510978314 A CN 201510978314A CN 105397870 A CN105397870 A CN 105397870A
- Authority
- CN
- China
- Prior art keywords
- rocker arm
- connecting rod
- shaped groove
- arm
- upper rocker
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B13/00—Band or strap sawing machines; Components or equipment therefor
- B27B13/08—Arrangements for stretching the band saw blade
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B13/00—Band or strap sawing machines; Components or equipment therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B13/00—Band or strap sawing machines; Components or equipment therefor
- B27B13/02—Frames; Pillars
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention discloses a curve saw which comprises a base, a shell, an upper rocker arm, a lower rocker arm, a connecting rod, a motor, an eccentric wheel, a rocker, a saw blade, a saw blade gripper and a workbench, wherein the shell is fixed to the base; the upper rocker arm is arranged above the lower rocker arm; the back parts of the upper rocker arm and the lower rocker arm are hinged to the shell; the workbench and the motor are fixed to the base; the eccentric wheel is installed on a shaft of the motor; one end of the rocker is hinged to the eccentric wheel; the other end of the rocker is hinged to the front part of the lower rocker arm; the saw blade gripper is installed at the front ends of the upper rocker arm and the lower rocker arm; the saw blade is installed on the saw blade gripper; one end of the connecting rod is movably connected with the back end of the upper rocker arm; the other end of the connecting rod is movably connected with the back end of the lower rocker arm; and the connecting rod can regulate the distance between the back ends of the upper rocker arm and the lower rocker arm. The curve saw has a simple structure,is low in production cost and brings convenience to sawing operation.
Description
Technical field
The present invention relates to a kind of wood working tool, particularly a kind of sweep-saw.
Background technology
Sweep-saw is a kind of wood working tool that can carry out sawing plank along curve.Existing a kind of sweep-saw contains base, housing, upper rocker arm, lower shake-changing arm, connecting rod, motor, eccentric wheel, rocking bar, saw blade, saw blade clamp holder, saw blade stretcher and workbench.Housing is fixed on base, upper rocker arm is positioned at the top of lower shake-changing arm, the rear portion of upper rocker arm and lower shake-changing arm forms hinged with housing respectively, one end of connecting rod and the rear end of upper rocker arm form hinged, the other end of connecting rod and the rear end of lower shake-changing arm form hinged, workbench and motor are fixed on base, the axle of motor is equipped with eccentric wheel, one end of rocking bar and eccentric wheel form hinged, the other end of rocking bar and lower rocking bar front portion form hinged, saw blade clamp holder is arranged on the front end of upper rocker arm and lower shake-changing arm, saw blade is arranged on saw blade clamp holder, saw blade stretcher is arranged on the front end of upper rocker arm.The Main Function of saw blade stretcher is used to tensioning saw blade, makes saw blade can remain certain tensioning degree in operation process, to ensure normally carrying out of sawing.Because saw blade stretcher is arranged on the front end of upper rocker arm, saw blade clamp holder is also arranged on the front end of upper rocker arm and lower shake-changing arm simultaneously, and because this increasing the complexity of upper rocker arm front-end architecture, not only production cost is high, nor is convenient to the sawing operation of sweep-saw.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of sweep-saw, and not only structure is simple for this sweep-saw, production cost is low, and is convenient to sawing operation.
For solving the problems of the technologies described above, sweep-saw of the present invention, containing base, housing, upper rocker arm, lower shake-changing arm, connecting rod, motor, eccentric wheel, rocking bar, saw blade, saw blade clamp holder and workbench, housing is fixed on base, upper rocker arm is positioned at the top of lower shake-changing arm, the rear portion of upper rocker arm and lower shake-changing arm forms hinged with housing respectively, workbench and motor are fixed on base, the axle of motor is equipped with eccentric wheel, one end of rocking bar and eccentric wheel form hinged, the other end of rocking bar and the front portion of lower shake-changing arm form hinged, saw blade clamp holder is arranged on the front end of upper rocker arm and lower shake-changing arm, saw blade is arranged on saw blade clamp holder, one end of described connecting rod forms with the rear end of upper rocker arm and is flexibly connected, the other end of connecting rod forms with the rear end of lower shake-changing arm and is flexibly connected, described connecting rod can regulate the distance between upper rocker arm rear end and lower shake-changing arm rear end.
Described connecting rod is cylindrical structure, the upper and lower of connecting rod is respectively equipped with screw thread and lower screw thread, the rotation direction of upper screw thread and lower screw thread is contrary, upper screw thread and lower screw thread install top nut and lower nut respectively, top nut and lower nut are wedge structure, the rearward end of described upper rocker arm and lower shake-changing arm is respectively equipped with elongated hole and lower elongated hole, the upper and lower of described connecting rod is installed in the upper elongated hole and lower elongated hole that upper rocker arm and lower shake-changing arm rearward end are respectively equipped with respectively, the rearward end of described upper rocker arm and lower shake-changing arm is respectively equipped with V-shaped groove and lower V-shaped groove, the rearward end that the upper elongated hole that described upper rocker arm and lower shake-changing arm rearward end are respectively equipped with and lower elongated hole lay respectively at described upper rocker arm and lower shake-changing arm is respectively equipped with the central authorities of V-shaped groove and lower V-shaped groove, describedly be contained in wedge shape top nut on connecting rod and lower nut lays respectively in the upper V-shaped groove and lower V-shaped groove that the rearward end of described upper rocker arm and lower shake-changing arm is respectively equipped with, wedge shape top nut on connecting rod is contained in and lower nut swings around upper V-shaped groove and lower V-shaped groove described in the angle of described upper V-shaped groove and lower V-shaped groove can make respectively, the upper end of described connecting rod is provided with rotating handles.
Described upper rocker arm is identical with lower elongated hole structure with the upper elongated hole that lower shake-changing arm rearward end is respectively equipped with, and upper elongated hole is identical with the diameter of described connecting rod with the width of lower elongated hole, and the length of upper elongated hole and lower elongated hole is 1.5 to 3 times of described connecting rod diameter.
Described upper rocker arm is identical with the structure of lower V-shaped groove with the upper V-shaped groove that the rearward end of lower shake-changing arm is respectively equipped with, the angle of upper V-shaped groove and lower V-shaped groove is even is 90o to 100o, described top nut and lower nut are identical wedge structure, and the wedge angle of top nut and lower nut is 50o to 60o.Check chain is provided with between described upper rocker arm and the rearward end of lower shake-changing arm.
In above-mentioned sweep-saw, be flexibly connected because one end of connecting rod is formed with the rear end of upper rocker arm, the other end of connecting rod forms with the rear end of lower shake-changing arm and is flexibly connected, connecting rod can regulate the distance between upper rocker arm rear end and lower shake-changing arm rear end, therefore just can make to be arranged on the saw blade angle saw blade held on device by the distance between lever regulated upper rocker arm rear end and lower shake-changing arm rear end and keep certain tensioning degree, to ensure normally carrying out of sawing, compared with prior art, eliminate the saw blade stretcher being arranged on upper rocker arm front end, enormously simplify the complexity of upper rocker arm front-end architecture, thus reduce production cost, simplify the structure of sweep-saw, be convenient to the sawing operation of sweep-saw.
Accompanying drawing explanation
Fig. 1 is the structural representation of sweep-saw of the present invention.
Detailed description of the invention
In Fig. 1, a kind of sweep-saw, containing base 17, housing 15, upper rocker arm 8, lower shake-changing arm 14, connecting rod 6, motor 18, eccentric wheel, rocking bar, saw blade 2, saw blade clamp holder 3 and workbench 1.Housing 15 is fixed on base 17.Upper rocker arm 8 is positioned at the top of lower shake-changing arm 14, and the rear portion 7 of upper rocker arm and the rear portion 16 of lower shake-changing arm form hinged with housing 15 respectively.In the present embodiment, the rear portion of upper rocker arm 7 and housing 15 be forms so hinged: the rear portion 7 of upper rocker arm is provided with through hole, and this through hole is contained on the bearing pin of the correspondence with it that housing 15 is provided with; Rear portion 16 and the housing 15 of lower shake-changing arm be forms so hinged: the rear portion 16 of lower shake-changing arm is provided with through hole, and this through hole is contained on the bearing pin of the correspondence with it that housing 15 is provided with.Workbench 1 and motor 18 are fixed on base 17, and the axle of motor 18 is equipped with eccentric wheel, and one end of rocking bar and eccentric wheel form hinged, and the other end of rocking bar and the front portion of lower shake-changing arm 14 form hinged.Saw blade clamp holder 3 is arranged on the front end 4 of upper rocker arm and the front end of lower shake-changing arm 14.Saw blade 2 is arranged on saw blade clamp holder 3.One end of described connecting rod 6 forms with the rear end of upper rocker arm 8 and is flexibly connected, and the other end of connecting rod 6 forms with the rear end of lower shake-changing arm 14 and is flexibly connected, and described connecting rod 6 can regulate the distance between upper rocker arm 8 rear end and lower shake-changing arm 14 rear end.
Described connecting rod 6 is cylindrical structure, and the upper and lower of connecting rod 6 is respectively equipped with screw thread and lower screw thread, and the rotation direction of upper screw thread and lower screw thread is contrary, and upper screw thread and lower screw thread install top nut 10 and lower nut 12 respectively.Top nut 10 and lower nut 12 are wedge structure.The rearward end of described upper rocker arm 8 and lower shake-changing arm 14 is respectively equipped with elongated hole and lower elongated hole.The upper and lower of described connecting rod 6 is installed in the upper elongated hole and lower elongated hole that upper rocker arm 8 and lower shake-changing arm 14 rearward end are respectively equipped with respectively.The rearward end of described upper rocker arm 8 and lower shake-changing arm 14 is respectively equipped with V-shaped groove 9 and lower V-shaped groove 13, the rearward end that the upper elongated hole that described upper rocker arm 8 and lower shake-changing arm 14 rearward end are respectively equipped with and lower elongated hole lay respectively at described upper rocker arm 8 and lower shake-changing arm 14 is respectively equipped with the central authorities of V-shaped groove 9 and lower V-shaped groove 13.Describedly be contained in wedge shape top nut 10 on connecting rod 6 and lower nut 12 lays respectively in the upper V-shaped groove 9 and lower V-shaped groove 13 that the rearward end of described upper rocker arm 8 and lower shake-changing arm 14 is respectively equipped with.Be contained in wedge shape top nut 10 on connecting rod 6 described in the angle of described upper V-shaped groove 9 and lower V-shaped groove 13 can make respectively and lower nut 12 swings around upper V-shaped groove 9 and lower V-shaped groove 13, the upper end of described connecting rod 6 is provided with rotating handles 11.
Described upper rocker arm 8 is identical with lower elongated hole structure with the upper elongated hole that lower shake-changing arm 14 rearward end is respectively equipped with, and upper elongated hole is identical with the diameter of described connecting rod 6 with the width of lower elongated hole, and the length of upper elongated hole and lower elongated hole is 1.5 to 3 times of described connecting rod 6 diameter.
Described upper rocker arm 8 is identical with the structure of lower V-shaped groove 13 with the upper V-shaped groove 9 that the rearward end of lower shake-changing arm 14 is respectively equipped with, the angle of upper V-shaped groove 9 and lower V-shaped groove 13 is even is 90o to 100o, described top nut 10 is identical wedge structure with lower nut 12, and the wedge angle of top nut 10 and lower nut 12 is 50o to 60o.Check chain 5 is provided with between described upper rocker arm 8 and the rearward end of lower shake-changing arm 14.Check chain 5 can be convenient to the assembling of connecting rod 6.
In above-mentioned sweep-saw, when rotating rotating handles 11, top nut 10 and lower nut 12 relative movement on connecting rod 6, the distance between top nut 10 and lower nut 12 is made to increase or reduce, when distance between top nut 10 and lower nut 12 increases, distance between upper rocker arm 8 and lower shake-changing arm 14 rear end increases with the distance between top nut 10 and lower nut 12 and increases, and is at this moment positioned at upper rocker arm 8 and lower shake-changing arm 14 front end and is contained in that saw blade 2 on saw blade clamp holder 3 is loose to get off; When distance between top nut 10 and lower nut 12 reduces, distance between upper rocker arm 8 and lower shake-changing arm 14 rear end reduces with the distance between top nut 10 and lower nut 12 and reduces, and is at this moment positioned at upper rocker arm 8 and lower shake-changing arm 14 front end and is contained in saw blade 2 tensioning on saw blade clamp holder 3.Compared with prior art, eliminate the saw blade stretcher being arranged on upper rocker arm 8 front end, enormously simplify the complexity of upper rocker arm 8 front-end architecture, thus reduce production cost, simplify the structure of sweep-saw, be convenient to the sawing operation of sweep-saw.
Claims (5)
1. a sweep-saw, containing containing base, housing, upper rocker arm, lower shake-changing arm, connecting rod, motor, eccentric wheel, rocking bar, saw blade, saw blade clamp holder and workbench, housing is fixed on base, upper rocker arm is positioned at the top of lower shake-changing arm, the rear portion of upper rocker arm and lower shake-changing arm forms hinged with housing respectively, workbench and motor are fixed on base, the axle of motor is equipped with eccentric wheel, one end of rocking bar and eccentric wheel form hinged, the other end of rocking bar and the front portion of lower shake-changing arm form hinged, saw blade clamp holder is arranged on the front end of upper rocker arm and lower shake-changing arm, saw blade is arranged on saw blade clamp holder, it is characterized in that: one end of described connecting rod forms with the rear end of upper rocker arm and is flexibly connected, the other end of connecting rod forms with the rear end of lower shake-changing arm and is flexibly connected, described connecting rod can regulate the distance between upper rocker arm rear end and lower shake-changing arm rear end.
2. a kind of makita 4100NH cutting mobile system according to claim 1, it is characterized in that: a kind of sweep-saw according to claim 1, it is characterized in that: described connecting rod is cylindrical structure, the upper and lower of connecting rod is respectively equipped with screw thread and lower screw thread, the rotation direction of upper screw thread and lower screw thread is contrary, upper screw thread and lower screw thread install top nut and lower nut respectively, top nut and lower nut are wedge structure, the rearward end of described upper rocker arm and lower shake-changing arm is respectively equipped with elongated hole and lower elongated hole, the upper and lower of described connecting rod is installed in the upper elongated hole and lower elongated hole that upper rocker arm and lower shake-changing arm rearward end are respectively equipped with respectively, the rearward end of described upper rocker arm and lower shake-changing arm is respectively equipped with V-shaped groove and lower V-shaped groove, the rearward end that the upper elongated hole that described upper rocker arm and lower shake-changing arm rearward end are respectively equipped with and lower elongated hole lay respectively at described upper rocker arm and lower shake-changing arm is respectively equipped with the central authorities of V-shaped groove and lower V-shaped groove, describedly be contained in wedge shape top nut on connecting rod and lower nut lays respectively in the upper V-shaped groove and lower V-shaped groove that the rearward end of described upper rocker arm and lower shake-changing arm is respectively equipped with, wedge shape top nut on connecting rod is contained in and lower nut swings around upper V-shaped groove and lower V-shaped groove described in the angle of described upper V-shaped groove and lower V-shaped groove can make respectively, the upper end of described connecting rod is provided with rotating handles.
3. a kind of sweep-saw according to claim 1, it is characterized in that: described upper rocker arm is identical with lower elongated hole structure with the upper elongated hole that lower shake-changing arm rearward end is respectively equipped with, upper elongated hole is identical with the diameter of described connecting rod with the width of lower elongated hole, and the length of upper elongated hole and lower elongated hole is 1.5 to 3 times of described connecting rod diameter.
4. a kind of sweep-saw according to claim 1, it is characterized in that: described upper rocker arm is identical with the structure of lower V-shaped groove with the upper V-shaped groove that the rearward end of lower shake-changing arm is respectively equipped with, the angle of upper V-shaped groove and lower V-shaped groove is even is 90o to 100o, described top nut and lower nut are identical wedge structure, and the wedge angle of top nut and lower nut is 50o to 60o.
5. a kind of sweep-saw according to claim 1, is characterized in that: be provided with check chain between described upper rocker arm and the rearward end of lower shake-changing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510978314.3A CN105397870A (en) | 2015-12-23 | 2015-12-23 | Curve saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510978314.3A CN105397870A (en) | 2015-12-23 | 2015-12-23 | Curve saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105397870A true CN105397870A (en) | 2016-03-16 |
Family
ID=55463787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510978314.3A Pending CN105397870A (en) | 2015-12-23 | 2015-12-23 | Curve saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105397870A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2731173A1 (en) * | 1995-03-03 | 1996-09-06 | Dieu Andre | Quick release and fixing mechanism for end of jigsaw blade |
| FR2731174A1 (en) * | 1995-03-03 | 1996-09-06 | Dieu Andre | Emergency stop should oscillating saw blade break |
| US5694825A (en) * | 1996-11-07 | 1997-12-09 | Chang; Chin-Chin | Blade adjusting device for a scroll saw |
| CN1225301A (en) * | 1998-02-06 | 1999-08-11 | 布莱克和戴克公司 | Variable cut scroll saw |
| US20020073822A1 (en) * | 2000-11-07 | 2002-06-20 | Helmut Abel | Apparatus for suspending a saw blade in a parallellogram-type suspension jigsaw |
| CN2538502Y (en) * | 2002-04-30 | 2003-03-05 | 青岛迪玛特五金工具有限公司 | Curve saw |
| CN2723156Y (en) * | 2004-09-02 | 2005-09-07 | 青岛地恩地机电科技股份有限公司 | Self driving dust suction device for curved saw |
| CN2910499Y (en) * | 2006-05-17 | 2007-06-13 | 青岛地恩地机电科技股份有限公司 | Low vibration turning saw |
| CN201183143Y (en) * | 2008-03-20 | 2009-01-21 | 盐城宝鼎电动工具有限公司 | Curve saw |
| CN201446295U (en) * | 2009-07-02 | 2010-05-05 | 江苏金飞达电动工具有限公司 | Saw bit quick-detachment tensioning device |
| CN205272219U (en) * | 2015-12-23 | 2016-06-01 | 盐城宝鼎电动工具有限公司 | Curve saw |
-
2015
- 2015-12-23 CN CN201510978314.3A patent/CN105397870A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2731173A1 (en) * | 1995-03-03 | 1996-09-06 | Dieu Andre | Quick release and fixing mechanism for end of jigsaw blade |
| FR2731174A1 (en) * | 1995-03-03 | 1996-09-06 | Dieu Andre | Emergency stop should oscillating saw blade break |
| US5694825A (en) * | 1996-11-07 | 1997-12-09 | Chang; Chin-Chin | Blade adjusting device for a scroll saw |
| CN1225301A (en) * | 1998-02-06 | 1999-08-11 | 布莱克和戴克公司 | Variable cut scroll saw |
| US20020073822A1 (en) * | 2000-11-07 | 2002-06-20 | Helmut Abel | Apparatus for suspending a saw blade in a parallellogram-type suspension jigsaw |
| CN2538502Y (en) * | 2002-04-30 | 2003-03-05 | 青岛迪玛特五金工具有限公司 | Curve saw |
| CN2723156Y (en) * | 2004-09-02 | 2005-09-07 | 青岛地恩地机电科技股份有限公司 | Self driving dust suction device for curved saw |
| CN2910499Y (en) * | 2006-05-17 | 2007-06-13 | 青岛地恩地机电科技股份有限公司 | Low vibration turning saw |
| CN201183143Y (en) * | 2008-03-20 | 2009-01-21 | 盐城宝鼎电动工具有限公司 | Curve saw |
| CN201446295U (en) * | 2009-07-02 | 2010-05-05 | 江苏金飞达电动工具有限公司 | Saw bit quick-detachment tensioning device |
| CN205272219U (en) * | 2015-12-23 | 2016-06-01 | 盐城宝鼎电动工具有限公司 | Curve saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160316 |