CN2853255Y - Reciprocating saw - Google Patents
Reciprocating saw Download PDFInfo
- Publication number
- CN2853255Y CN2853255Y CN 200520140542 CN200520140542U CN2853255Y CN 2853255 Y CN2853255 Y CN 2853255Y CN 200520140542 CN200520140542 CN 200520140542 CN 200520140542 U CN200520140542 U CN 200520140542U CN 2853255 Y CN2853255 Y CN 2853255Y
- Authority
- CN
- China
- Prior art keywords
- guide rail
- saw blade
- reciprocating
- saw
- adjusting device
- 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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Abstract
The utility model discloses a drag saw, comprising a body case, a generator, a back saw blade and an actuating system. The generator delivers the rotary motion to straight reciprocating motion through the actuating system to realize the cutting. A guide rail is arranged in the body case to confine the alternating motion direction of the back saw blade. The drag saw also comprises an actuating device for adjusting the angle direction of the guide rail and the motion direction of the back saw blade so that the actuating device can rise to the cutting direction when cutting, thereby increasing the cutting efficiency.
Description
Technical field
The utility model relates to a kind of reciprocating saw, relate in particular to the saw blade swing mechanism of reciprocating saw, belongs to the cutting type electric tool
Technical field.
Background technology
Back and forth, carry out reciprocal cutting movement, be used for cutting timber or the not too high material of some hardness more by the driven by motor saw blade according to being a kind of common cutting tool.The saw blade of some reciprocal certificate also can positive and negatively be adorned.Higher when the object position of needs cuttings, for example be positioned at operator's head when above, saw blade is installed by normal direction, also be sawtooth towards back and forth according to belly, cut meeting more smoothly like this; And when needing the lower object of cutting position, can adorn saw blade is counter, also be sawtooth towards back and forth according to the back, be used as curve according to use, such operation can relatively meet the ergonomics principle, cutting relatively easily and be easy to controlling party to.
Also have some back and forth according to saw blade can being lifted to cut direction when the not too high material of cutting hardness, thereby improve cutting efficiency.In order to realize the swing of saw blade, utilize rocking bar to control the reciprocating lever swing in the prior art commonplacely.This structure needs a series of transmission mechanisms to control the swaying direction of rocking bar, in order to avoid cause the saw blade side direction to rock, makes machine intimate construct more complicated like this.Owing to these reasons, such machine construction complexity, and volume is bigger, is unfavorable for cutting and assembling.Can not realize that all saw blade lifts the reciprocal certificate of function when in addition, providing preferably the positive and negative dress of saw blade in the prior art.
The utility model content
The purpose of this utility model provides a kind of improved saw blade can be towards the reciprocating saw of both direction inclination.
In order to reach this purpose, the reciprocating saw that the utility model disclosed comprises a casing, a motor, a transmission device, a saw blade and a supporting seat that comprises a bottom surface that comprises a cut surface, wherein transmission device comprises first gear that links to each other with motor shaft, one second gear and first gears engaged, one end of a drive rod prejudicially and be rotatably connected on second gear, the other end is connected pivotly with a reciprocating lever, reciprocating lever is reciprocating in a guide rail, and fixedly connected with saw blade, guide rail comprises one first end and one second end, wherein first end is bearing on the casing by pin, it is characterized in that: reciprocating saw also comprises an adjusting device, adjusting device one end stretches out casing, and can be operated, the other end of adjusting device is connected with second end of guide rail, and the pin of second end on its first end that can drive guide rail rotates, guide rail can be positioned at least three positions simultaneously, on primary importance, the cut surface of saw blade is approximately perpendicular to the bottom surface of supporting seat, on the second place, the cut surface of saw blade turns forward from the above-mentioned position that is approximately perpendicular to the supporting seat bottom surface, on the 3rd position, the cut surface of saw blade recedes from the above-mentioned position that is approximately perpendicular to the supporting seat bottom surface.
In this structure, it is moving back and forth of reciprocating lever that drive rod transmits rotatablely moving of motor, and adjusting device matches with second end of guide rail, regulates the angle of inclination of guide rail, thereby regulates the pendulum angle and the direction of saw blade.Therefore, this structure has advantage simple in structure, easy to operate.In addition, because guide rail can be positioned on three positions, saw blade can tilt forward or backward, then saw blade under the situation of formal dress and anti-dress, all can lift forward, to improve cutting efficiency.
Another purpose of the present utility model is that the operator can select the size of saw blade amplitude of fluctuation.
In order to achieve this end, second end of the guide rail of the reciprocating saw that the utility model disclosed comprises at least three locators, and adjusting device comprises at least two can be respectively and the adjuster of described locator engagement.So the big I of saw blade amplitude of fluctuation realizes easily that to the control of locator saw blade also can be positioned on some predetermined angles in addition by adjuster.
Description of drawings
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described further.
Accompanying drawing 3 is reciprocating saw saw blade formal dress, and the schematic diagram that lifts to cut direction of saw blade;
To be that the reciprocating saw saw blade is counter adorn accompanying drawing 4, and the schematic diagram that lifts to cut direction of saw blade.
Specific embodiments
As shown in Figures 1 and 2, reciprocating saw 100 comprises 1, one motor 2 of a casing and is installed in the casing 1, motor 2 has 4, one first gears 5 of a motor shaft to link to each other with motor shaft 4, one second gear 6 and first gear, 5 Vertical Meshing, therefore, second gear 6 rotates along with the rotation of motor shaft 4.One end 71 of a drive rod 7 is connected on second gear 6 prejudicially, and can freely rotate around fixed axis 8; The other end 72 of drive rod 7 is connected with reciprocating lever 10 pivotly by a pin 9, and a pair roller 11 is installed on the pin 9.Also have a guide rail 12 in the casing 1, be used to guide the direction of motion of reciprocating lever 10.In the present embodiment, guide rail 12 is a chute, and roller 11 rolls in guide rail 12.When motor 2 is driven, 6 rotations of second gear, one end 71 of drive rod 7 is around 60 rotations of the axle center of second gear 6, thereby the other end 72 drive rollers 11 of drive rod 7 roll back and forth along guide rail 12, thereby realize the reciprocating motion of reciprocating lever 10, the saw blade 3 that is connected in reciprocating lever 10 bottoms carries out reciprocal cutting movement thereupon.Back and forth also comprise a supporting seat 40 according to 10, this supporting base 40 has a bottom surface 41.
In order to realize the swing function of saw blade 3, reciprocating saw 100 also comprises an adjusting device 30, this adjusting device 30 comprises an axis 14, in the present embodiment, comprise two snap rings 15 on the axis 14, each snap ring 15 comprises three adjusters 151 that radially distribute radially along axis 14, and adjuster is three projectioies in the present embodiment.Guide rail 12 comprises first end 16 and second end 17, first end 16 is installed in rotation on the casing 1 by pin 18, second end 17 comprises a pair of and snap ring 15 corresponding positioners 19, and three locators 191 corresponding with adjuster are arranged on each positioner 19, is expressed as three grooves here.Locator distributes radially with respect to the pin 18 on guide rail first end 16.One end of axis 14 is connected with an adjusting knob 21 by the locating hole 20 on the casing 1, so the operator can drive axis 14 rotations by rotation adjusting knob 21, and then make on the axis 14 adjuster 151 in succession with positioner 19 on locator 191 mesh, second end 17 that drives guide rail 12 rotates around pin 18.Because the rotation of guide rail 12, the position of reciprocating lever 10 and the saw blade 3 that is attached thereto also changes thereupon.
When the locator 191 on the positioner 19 was subjected to adjuster 151 effect to arrive as shown in Figure 1 on the position, the cut surface of saw blade 3 was approximately perpendicular to the bottom surface 41 of supporting seat, and saw blade is done the perpendicular cuts motion.And when locator 191 is positioned on the position shown in Figure 3, saw blade 3 is lifted under the situation of formal dress to cut direction.Equally, when needs carried out the low level cutting with the anti-dress of saw blade 3, rotatable adjusting knob 21 made adjuster 151 drive locators 191 and arrives position shown in Figure 4, so saw blade 3 also can cut to the cut direction angle that tilts under the situation of anti-dress.
Fig. 1 is extremely shown in Figure 3 only to be a specific embodiments of the present utility model, by the understanding to the purpose of this utility model and specific embodiment, can derive a lot of embodiments.For example, adjusting device 15 on the axis 14 can comprise projection more than two or four, positioner 19 on the guide rail 12 also can comprise more and protruding corresponding groove, can regulate the angular dimension that saw blade 3 makes progress or lifts so more effectively downwards.In addition, quantity, the structure of the positioner on the quantity of the snap ring on the axis 14, structure and the guide rail 12 also are not limited to the foregoing description.
The reciprocating saw that the utility model discloses is not limited in the above embodiments.Those skilled in the art by same mode to the utility model make simply, non-creativeness ground changes and to be considered in the protection domain of the present utility model.
Claims (4)
1. reciprocating saw, comprise a casing, a motor, a saw blade that comprises a cut surface, a supporting seat that comprises a bottom surface, wherein motor comprises a motor shaft, what be attached thereto is one first gear, one second gear and first gears engaged, one end of a drive rod prejudicially and be rotatably connected on second gear, the other end is connected pivotly with a reciprocating lever, reciprocating lever is reciprocating in a guide rail, and fixedly connected with saw blade, guide rail comprises one first end and one second end, wherein first end is bearing on the casing by pin, it is characterized in that: reciprocating saw also comprises an adjusting device, adjusting device one end stretches out casing, and can be operated, the other end of adjusting device is connected with second end of guide rail, and the pin of second end on its first end that can drive guide rail rotates, guide rail can be positioned at least three positions simultaneously, on primary importance, the cut surface of saw blade is approximately perpendicular to the bottom surface of supporting seat, on the second place, the cut surface of saw blade turns forward from the above-mentioned position that is approximately perpendicular to the supporting seat bottom surface, and on the 3rd position, the cut surface of saw blade recedes from the above-mentioned position that is approximately perpendicular to the supporting seat bottom surface.
2. reciprocating saw as claimed in claim 1 is characterized in that: second end of guide rail comprises at least three locators, and adjusting device comprises at least two can be respectively and the adjuster of described locator engagement.
3. reciprocal certificate as claimed in claim 2 is characterized in that: adjusting device comprises a rotating shaft, and can be around its rotating shaft rotation, and adjuster distributes radially with respect to rotating shaft, and described locator with respect to the pin on guide rail first end radially.
4. reciprocating saw as claimed in claim 1 is characterized in that: a pair roller is installed on the reciprocating lever, and can roll in guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520140542 CN2853255Y (en) | 2005-12-30 | 2005-12-30 | Reciprocating saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520140542 CN2853255Y (en) | 2005-12-30 | 2005-12-30 | Reciprocating saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2853255Y true CN2853255Y (en) | 2007-01-03 |
Family
ID=37579883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520140542 Expired - Fee Related CN2853255Y (en) | 2005-12-30 | 2005-12-30 | Reciprocating saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2853255Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286380A (en) * | 2013-06-28 | 2013-09-11 | 李先强 | Angle cutting machine |
| CN103974794A (en) * | 2011-08-31 | 2014-08-06 | 注入品牌国际股份有限公司 | Dual reciprocating apparatus and saw blades for use therewith |
| CN105431262A (en) * | 2013-09-13 | 2016-03-23 | 智龙（香港）有限公司 | Adapter for multifunctional electric drill |
| JP2016193477A (en) * | 2015-04-01 | 2016-11-17 | 株式会社マキタ | Reciprocating tool |
| CN107243997A (en) * | 2017-08-13 | 2017-10-13 | 济宁新创化工科技有限公司 | Aerated block cutting device for building and its application method |
| CN110508869A (en) * | 2019-07-31 | 2019-11-29 | 浙江开创电气股份有限公司 | Reciprocating saw |
-
2005
- 2005-12-30 CN CN 200520140542 patent/CN2853255Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103974794A (en) * | 2011-08-31 | 2014-08-06 | 注入品牌国际股份有限公司 | Dual reciprocating apparatus and saw blades for use therewith |
| CN103286380A (en) * | 2013-06-28 | 2013-09-11 | 李先强 | Angle cutting machine |
| CN105431262A (en) * | 2013-09-13 | 2016-03-23 | 智龙（香港）有限公司 | Adapter for multifunctional electric drill |
| JP2016193477A (en) * | 2015-04-01 | 2016-11-17 | 株式会社マキタ | Reciprocating tool |
| CN107243997A (en) * | 2017-08-13 | 2017-10-13 | 济宁新创化工科技有限公司 | Aerated block cutting device for building and its application method |
| CN110508869A (en) * | 2019-07-31 | 2019-11-29 | 浙江开创电气股份有限公司 | Reciprocating saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070103 Termination date: 20141230 |
|
| EXPY | Termination of patent right or utility model |