CN102091824A - Reciprocating-type saw - Google Patents
Reciprocating-type saw Download PDFInfo
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- CN102091824A CN102091824A CN2009102582716A CN200910258271A CN102091824A CN 102091824 A CN102091824 A CN 102091824A CN 2009102582716 A CN2009102582716 A CN 2009102582716A CN 200910258271 A CN200910258271 A CN 200910258271A CN 102091824 A CN102091824 A CN 102091824A
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- reciprocating
- base plate
- fixed base
- movable floor
- type saw
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Abstract
The invention relates to a reciprocating-type saw which comprises a main body, a handle, a motor, a reciprocating rod, a fixed bottom plate and a movable bottom plate, wherein the handle is connected with the main body; the motor is contained in the main body; the reciprocating rod is driven by the motor to reciprocate relative to the main body; the fixed bottom plate is arranged at the side of the main body, which is adjacent to the reciprocating rod, and provided with a first supporting surface abutting against workpieces; and the movable bottom plate is connected with the fixed bottom plate, can move longitudinally relative to the fixed bottom plate, and is provided with a second supporting surface which is level to the first supporting surface of the fixed bottom plate and abuts against the workpieces. The bottom plates of the reciprocating-type saw can be adjusted, and can better adapt to different using states of the reciprocating-type saw.
Description
Technical field
The present invention relates to a kind of reciprocating-type saw.Particularly relate to a kind of reciprocating-type saw with base plate adjustment structure.
Background technology
The reciprocating-type saw of hand-held is widely used in the cutting operation of industrial circle and domestic environments.The basic principle of reciprocating-type saw is: provide power by motor, rotation output is provided; Transmission system is converted into reciprocating motion with rotatablely moving of motor, outputs to saw blade, orders about the reciprocal cut workpiece of saw blade.Different according to concrete workplace and working method, reciprocating-type saw can be divided into sweep-saw and reciprocating saw substantially.Sweep-saw is suitable for cuts sheet material, timber especially, and plastics etc., its saw blade is thinner usually, can turn in cutting process, cuts out curve.Usually, the handle of sweep-saw is cartridge type or D shape, and two kinds of forms all are suitable for the person of being operated and grip, and promote sweep-saw and cut on workpiece; Simultaneously, in order to move cutting at surface of the work stably, sweep-saw has more roomy base plate usually.Reciprocating saw is suitable for cutting off the open pipe material, or the strip workpiece, comprises metalwork, and its saw blade is more roomy.Reciprocating saw does not have base plate, but corresponding has boots of leading, the leading boots and only need be resisted against on the workpiece of reciprocating saw, abutment face is provided, the requirement of the smoothness that supports not as the sweep-saw height, is not needed yet and can support whole reciprocating saw at surface of the work, so it is also less accordingly to lead boots.
Aforesaid, the basic structure of sweep-saw and reciprocating saw and effect are similarly, but its characteristics and application scenario are respectively arranged.For the professional person, this has improved operating efficiency, is useful.But for domestic consumer, dispose two instruments and uneconomical simultaneously for very approaching function, if but only purchase one, because sweep-saw and reciprocating saw is professional, the application scenario can be restricted again.In order to address this problem, multiduty reciprocating-type saw is developed.This reciprocating-type saw both can be used as reciprocating saw and had used, and can be used as sweep-saw again and used, and it has the handle of using more, and handle can grip in the mode that approaches reciprocating saw respectively in different workplaces, or grips in the mode that approaches sweep-saw.Yet as previously mentioned, except the handle setting, the base plate of sweep-saw and reciprocating saw/lead boots also is different, and the base plate of existing reciprocating-type saw is difficult to take into account sweep-saw working method and reciprocating saw working method.
Summary of the invention
The object of the present invention is to provide a kind of reciprocating-type saw, it has the base plate of the different user modes that adapt to reciprocating-type saw.
The invention provides a kind of reciprocating-type saw, comprising: main body; Handle links to each other with main body; Motor is contained in the main body; Reciprocating lever is moved back and forth with respect to main body by the motor driving; Fixed base plate is located at the adjacent side of main body and reciprocating lever, has first supporting surface against workpiece; Also comprise the movable floor that is connected and fixed base plate, described movable floor vertically moves with respect to fixed base plate, has second supporting surface against workpiece concordant with fixed base plate first supporting surface.
Further, described movable floor have second supporting surface in a longitudinal direction away from the extended position of fixed base plate and second supporting surface in a longitudinal direction near the punctured position of fixed base plate.
Further, described handle is rotatable between the primary importance and the second place, and the angle of described primary importance handle and reciprocating lever reciprocating direction is less than 45 degree, and the angle of described primary importance handle and reciprocating lever reciprocating direction is positioned at the positive and negative 20 degree scopes of 90 degree; In described primary importance, described movable floor is positioned at punctured position to form a reciprocating saw state, is positioned at extended position to form a sweep-saw state at the described movable floor of the described second place.
Further, the dismountable base plate that is connected and fixed of described movable floor.
Further, described fixed base plate slip is connected and fixed base plate.
Further, described fixed base plate is provided with chute, and movable floor is provided with the slide plate that matches, described slide plate in chute slippage to drive movable floor and slide and optionally to be contained in the fixed base plate to small part with respect to fixed base plate.
Further, the pivotable base plate that is connected and fixed of described movable floor.
Further, be provided with retaining mechanism between described fixed base plate and the movable floor, with relative fixed movable floor and fixed base plate.
Further, described retaining mechanism is a set bolt, and described fixed base plate is provided with screw, and longitudinal separation is provided with screw on the described movable floor, described set bolt passes the screw on fixed base plate and the movable floor, connects and relative fixed movable floor and fixed base plate.
Further, described retaining mechanism is a cam spanner, and described cam spanner is fixed base plate and movable floor with relative fixed movable floor and fixed base plate.
Compared with prior art, the invention has the beneficial effects as follows: be provided with the movable floor that is connected in fixed base plate, make the size of base plate to regulate, carry out sawing work with precise and high efficiency more according to the user mode of reciprocating-type saw.
Description of drawings
Fig. 1 is the reciprocating saw view of the first embodiment of the present invention.
Fig. 2 is the sweep-saw view of the first embodiment of the present invention.
Fig. 3 is the bottom deck assembly exploded view of the first embodiment of the present invention.
Fig. 4 is the movable floor punctured position schematic diagram of the bottom deck assembly of the first embodiment of the present invention.
Fig. 5 is the movable floor extended position schematic diagram of the bottom deck assembly of the first embodiment of the present invention.
Fig. 6 is the bottom deck assembly exploded view of the second embodiment of the present invention.
Fig. 7 is the movable floor extended position schematic diagram of the bottom deck assembly of the second embodiment of the present invention.
Fig. 8 is the movable floor punctured position schematic diagram of the bottom deck assembly of the second embodiment of the present invention.
1 main body, 13 chutes, 29 screws
3 handles, 15 double-screw bolts, 50 bottom deck assemblies
4 power brick, 17 connecting portions, 52 fixed base plates
5 saw blades, 19 screws, 54 movable floors
7 chucks, 20 movable floors, 56 pins
58 fixed base plate support portions, 10 bottom deck assemblies, 21 support portions
11 fixed base plates, 23 slide plates, 60 movable floor support portions
The specific embodiment
Reciprocating-type saw of the present invention have the reciprocating saw state operated in the mode of similar reciprocating saw and the curve operated in the mode of similar sweep-saw according to state.
Fig. 1 is the reciprocating saw view of first embodiment of reciprocating-type saw of the present invention.As shown in Figure 1, reciprocating-type saw belongs to a kind of hand held electric tool.Reciprocating-type saw comprises main body 1, and a side of main body 1 connects the handle 3 that grips for the operator, and handle 3 can rotate between two positions, and part hollow is to accommodate the power brick 4 that power is provided to reciprocating-type saw.Accommodate motor (figure does not show) in the main body 1, and rotatablely moving of motor be converted to reciprocating transmission mechanism (figure do not show), transmission mechanism drives a reciprocating lever (figure does not show) and moves back and forth, the free end portion of reciprocating lever extends main body 1, which is provided with chuck 7, on the chuck 7 saw blade 5 can be installed.Like this, the power of motor passes through transmission mechanism, reciprocating lever, and chuck 7 is delivered to saw blade 5, saw blade 5 is moved back and forth carry out cutting work.Reciprocating lever one side of main body 1 also is connected with bottom deck assembly 10, and bottom deck assembly 10 is used to be resisted against workpiece, provides reciprocating-type saw to move the abutment face of cutting.
Fig. 2 is the sweep-saw view of first embodiment of reciprocating-type saw of the present invention.
Below in conjunction with Fig. 1 and Fig. 2, the reciprocating saw state and the sweep-saw state of present embodiment is described.As Fig. 1, this moment, reciprocating-type saw was suitable for as the reciprocating saw operation, and the angle of cut between the reciprocating motion axis of its handle 3 and saw blade 5 is smaller or equal to 45 degree.Like this, the operator can hold handle 3 to be similar to the mode of holding rifle with hand, and in this case, the mode application of force cut workpiece that the operator presses down with arm usually especially cuts off the open pipe material, strip workpiece etc.This moment, the bottom deck assembly 10 of reciprocating-type saw only was to be resisted against on the workpiece.Certainly, thinking with the operator that other modes are operated reciprocating-type saw easily also is fine.As Fig. 2, this moment, reciprocating-type saw was suitable for as the sweep-saw operation, and the angle of cut between the reciprocating motion axis of its handle 3 and saw blade 5 approaches the right angle, is roughly the scope of positive and negative 20 degree of 90 degree.The operator can hold handle 3, with mode application of force cut workpiece, the especially workpiece of sheet material class of push-and-pull before and after the arm, this moment reciprocating-type saw bottom deck assembly 10 against and be bearing on the workpiece reciprocating-type saw is whole.Certainly, thinking with the operator that other modes are operated reciprocating-type saw easily this moment also is fine.
In the present embodiment, the reciprocating saw state of reciprocating-type saw and sweep-saw state are changed by the change in location of handle 3.Concrete, handle 3 rotatable connection main bodys 1, from as Fig. 1 be suitable for rotate to the second place that grips in the sweep-saw mode of being suitable for the primary importance that the reciprocating saw mode grips as Fig. 2.Its rotation is perpendicular to main body 1 longitudinal profile, and the longitudinal axis of handle 3 roughly rotates on main body 1 longitudinal profile.Certainly, other rotation mode also is feasible, and for example, handle 3 can be around being positioned on main body 1 longitudinal profile, and the axis that is miter angle with saw blade 3 axis of reciprocation rotates, and rotates to the second place from aforesaid primary importance.Except the method for rotary handle 3, mode that can also other lever change 3 positions, or the variation that mode such as dual-handle realizes sweep-saw state and reciprocating saw state is set, no longer enumerate at this.
Reciprocating-type saw of the present invention also has the bottom deck assembly of adjustable size joint, uses under reciprocating saw state and sweep-saw state being suitable for respectively.See figures.1.and.2 equally, at reciprocating saw state shown in Figure 1, bottom deck assembly is shorter, is suitable for being resisted against workpiece; At sweep-saw state shown in Figure 2, bottom deck assembly is longer, is suitable for being resisted against workpiece, and the whole reciprocating-type saw of stable supporting.
Fig. 3 is the exploded view of the bottom deck assembly 10 of the first embodiment of the present invention.As Fig. 3, bottom deck assembly 10 comprises fixed base plate 11 and flexibly connects the movable floor 20 of fixed base plate 11.Now defining bottom deck assembly 10 is the top in the side that main body connects, and rightabout is the below; A side staggered with saw blade is front end, and rightabout is the rear end.The top of fixed base plate 11 is connected in main body 1 by connecting portion 17.The mid portion of the front end of fixed base plate 11 is empty, holds saw blade 3 and penetrates bottom deck assembly 10 settings, and the prominent bayonet socket shape that forms before the both sides of front end.Mid portion on the short transverse of fixed base plate 11 is respectively equipped with a chute 13 along the both sides of longitudinally, and chute 13 is positioned at the inside of fixed base plate 11.First supporting surface that is suitable for against workpiece is formed on the bottom of fixed base plate 11.
The front end of movable floor 20 is a slide plate 23, and slide plate 23 is suitable in chute 13 sliding, and drives movable floor 20 integral body with respect to fixed base plate 11 slippages, and makes the supporting surface of bottom deck assembly 10 become big or dwindle.The rear end of movable floor 20 is support portion 21, and the bottom of support portion 21 is concordant with the bottom of fixed base plate 11, forms second supporting surface that is suitable for against workpiece.The movable floor that is arranged so that like this can be housed in the fixed base plate when not using easily, can slippage come out and stable being resisted against on the workpiece in use.Like this, in sliding in front and back, movable floor 20 has an extended position and a punctured position, outwards stretches the arrival far-end at extended position second supporting surface, and away from first supporting surface, bottom deck assembly 10 has bigger bearing-surface; Inwardly shrink the arrival near-end at punctured position second supporting surface, near first supporting surface, bottom deck assembly 10 has less bearing-surface.
Like this, as Fig. 4, slide plate 23 can slide into a position in chute 13, and two screws 29 of the front end of this position slide plate 23 overlap with two screws 29 of chute 13 tops, allow double-screw bolt 15 to penetrate screw 19,29, fixed base plate 11 and movable floor 20 relative fixed are lived, and at this moment, the major part of movable floor 20 is positioned at fixed base plate 11, in the chute 13, bottom deck assembly 10 shrinks, and length is shorter, is suitable for this moment using as the base plate of reciprocating saw.As Fig. 5, slide plate 23 can slide into another position in chute 13, these two screws 29 in position slide plate 23 rear ends can coincide with two screws 29 of chute 13 tops, and allow double-screw bolt 15 to penetrate screw 19,29, fixed base plate and movable floor 20 relative fixed are lived, and at this moment, most of slippage of movable floor goes out chute 13, bottom deck assembly 10 extends to come and reaches long length, is suitable for this moment using as the base plate of sweep-saw.
In this first embodiment, when needing the occupation mode of conversion reciprocating-type saw, only need unclamp double-screw bolt 15, slippage movable floor 20 is to the position that needs, go up jack panel 15 again, make it enter screw 19 on the fixed base plate 11 simultaneously and the screw 29 on the movable floor 20 gets final product.
In this first embodiment, can also use the bottom deck assembly 10 of reciprocating-type saw removably, promptly when the reciprocating saw state, unclamp double-screw bolt 15, movable floor 20 is shifted out from fixed base plate 11 fully, when the sweep-saw state, movable floor is moved into chute 13, the screw 29 of nose is aimed at screw 19, tighten double-screw bolt 15.
Further, the both sides of the slide plate 23 of movable floor 20 can be provided with more screw 29, like this, and the length that the user can flexible according to the actual requirements setting bottom deck assembly 10.
The concrete form that it is pointed out that retaining mechanism is varied, as, the mode that can also adopt cam spanner to compress makes fixed base plate and the optional relative fixed of movable floor; Or adopt slide plate that has continuous tooth and the chute that matches, make fixed base plate and the optional relative fixed of movable floor with locking spring again.
Below in conjunction with Fig. 6 to Fig. 8 the second embodiment of the present invention is described.
Fig. 6 is the bottom deck assembly exploded view of the second embodiment of the present invention.As Fig. 6, bottom deck assembly 50 comprises fixed base plate 52 and movable floor 54.Pin 56 passes fixed base plate 52 and movable floor 54, and with they pivotable linking together, its pivot axis is vertical with the longitudinal axis of fixed base plate 52.
With the main body of deciding base plate 52 connection reciprocating-type saws, its below is stepped, has outwards outstanding part, forms fixed base plate support portion 58, is used to form first supporting surface against workpiece; Have to cave in part, with the large part of accommodating movable floor 54 in the below of fixed base plate 52.Movable floor support portion 60 is formed on the bottom of movable floor 54, is used to form second supporting surface against workpiece.
Claims (10)
1. reciprocating-type saw comprises:
Main body;
Handle links to each other with main body;
Motor is contained in the main body;
Reciprocating lever is moved back and forth with respect to main body by the motor driving;
Fixed base plate is located at the adjacent side of main body and reciprocating lever, has first supporting surface against workpiece;
It is characterized in that: also comprise the movable floor that is connected and fixed base plate, described movable floor can vertically move with respect to fixed base plate, and it has second supporting surface against workpiece concordant with fixed base plate first supporting surface.
2. reciprocating-type saw according to claim 1 is characterized in that: described movable floor have second supporting surface in a longitudinal direction away from the extended position of fixed base plate and second supporting surface in a longitudinal direction near the punctured position of fixed base plate.
3. reciprocating-type saw according to claim 2, it is characterized in that: described handle is rotatable between the primary importance and the second place, the angle of described primary importance handle and reciprocating lever reciprocating direction is less than 45 degree, and the angle of described primary importance handle and reciprocating lever reciprocating direction is positioned at the positive and negative 20 degree scopes of 90 degree; In described primary importance, described movable floor is positioned at punctured position to form a reciprocating saw state, is positioned at extended position to form a sweep-saw state at the described movable floor of the described second place.
4. reciprocating-type saw according to claim 1 is characterized in that: the dismountable base plate that is connected and fixed of described movable floor.
5. reciprocating-type saw according to claim 1 is characterized in that: described fixed base plate slip be connected and fixed base plate.
6. reciprocating-type saw according to claim 5, it is characterized in that: described fixed base plate is provided with chute, movable floor is provided with the slide plate that matches, described slide plate in chute slippage to drive movable floor and slide and optionally to be contained in the fixed base plate to small part with respect to fixed base plate.
7. reciprocating-type saw according to claim 1 is characterized in that: the pivotable base plate that is connected and fixed of described movable floor.
8. reciprocating-type saw according to claim 1 is characterized in that: be provided with retaining mechanism between described fixed base plate and the movable floor, with relative fixed movable floor and fixed base plate.
9. reciprocating-type saw according to claim 8, it is characterized in that: described retaining mechanism is a set bolt, described fixed base plate is provided with screw, longitudinal separation is provided with screw on the described movable floor, described set bolt passes the screw on fixed base plate and the movable floor, connects and relative fixed movable floor and fixed base plate.
10. reciprocating-type saw according to claim 8 is characterized in that: described retaining mechanism is a cam spanner, and described cam spanner is fixed base plate and movable floor with relative fixed movable floor and fixed base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910258271 CN102091824B (en) | 2009-12-15 | 2009-12-15 | Reciprocating-type saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910258271 CN102091824B (en) | 2009-12-15 | 2009-12-15 | Reciprocating-type saw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102091824A true CN102091824A (en) | 2011-06-15 |
| CN102091824B CN102091824B (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910258271 Active CN102091824B (en) | 2009-12-15 | 2009-12-15 | Reciprocating-type saw |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6688004B2 (en) * | 2001-06-28 | 2004-02-10 | S-B Power Tool Company | Line-of-cut indicator for a cutting tool |
| DE102004024280A1 (en) * | 2004-05-15 | 2005-12-01 | Robert Bosch Gmbh | Universal saw |
| CN201257548Y (en) * | 2008-09-04 | 2009-06-17 | 陈爱东 | Curve saw with bottom plate rapid governing mechanism |
| CN201572964U (en) * | 2009-12-15 | 2010-09-08 | 苏州宝时得电动工具有限公司 | Reciprocating saw |
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| CN102091824B (en) | 2013-07-03 |
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Effective date of registration: 20191213 Address after: 215600 No.9, Haixin Road, Nanfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Co-patentee after: Baoshide Electric Tools Co., Ltd., Suzhou Patentee after: Baoshide Machinery (Zhangjiagang) Co., Ltd. Address before: 215123 Jiangsu Province, Suzhou City Industrial Park East Road, No. 18 Patentee before: Baoshide Electric Tools Co., Ltd., Suzhou |