CN201244699Y - Hand-hold reciprocating saw - Google Patents
Hand-hold reciprocating saw Download PDFInfo
- Publication number
- CN201244699Y CN201244699Y CNU2008200415993U CN200820041599U CN201244699Y CN 201244699 Y CN201244699 Y CN 201244699Y CN U2008200415993 U CNU2008200415993 U CN U2008200415993U CN 200820041599 U CN200820041599 U CN 200820041599U CN 201244699 Y CN201244699 Y CN 201244699Y
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- housing part
- hand
- base plate
- axis
- casing
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Abstract
The utility model relates to a hand-held reciprocating saw, comprising a casing, an electric motor and a bottom plate with a base surface and connected with the casing. The casing comprises a first casing part with a first vertical central axis, and a second casing with a second vertical central axis; the first vertical central axis and the second vertical central axis form an included angle; a battery is connected to the first casing or the second casing, and the electric motor is mounted in the second casing or the first casing; part of the first casing forms a first holding part with the holding direction identical with the direction of the first vertical central axis, and part of the second casing forms a second holding part with the holding direction identical with the direction of the second vertical central axis. The hand-held reciprocating saw can be held in two directions, the application scope of the saw is expanded and the operation is largely facilitated.
Description
Technical field
The present invention relates to a kind of hand-held reciprocating, especially a kind of hand-held reciprocating that can cut in different occasions.
Background technology
Hand-held reciprocating is that a kind of reciprocating motion by saw blade realizes the portable cutting tool to work piece cut, has in the market a lot, for example sweep-saw, sabre saw etc.
Hand-held reciprocating comprises a base plate that is connected with fuselage usually, and one links to each other with drive system and stretches out the saw blade of the bottom surface of base plate, a main grip part that is positioned at or is installed on the fuselage, and the power switch of a drive system.Existing hand-held reciprocating generally provides the main grip part on the direction to grip for the operator.Disclosed a kind of sweep-saw in the patent application of U. S. application publication number 2005/0262707A1, its main grip part comprises two parts, one of them is the grip portions on the motor housing, another is the grip portions on the detachable handle, the gripping direction of these two grip portions is identical, all is basically parallel to the bottom surface of base plate.U.S. Patent number 5,007 has disclosed a kind of like this sabre saw in 172 the patent application, its handle (promptly main grip part) is positioned at the fuselage rear, and the gripping direction of handle also is basically parallel to the bottom surface of base plate.Above-mentioned two kinds of saws are used for other workplaces, when cutting in particular for vertical plane, operator's main gripping direction is basically parallel to the gravity direction of saw, and the vibration that cutting produces also makes the operator will spend bigger curable grip to slide with respect to hand to prevent main grip part, to guarantee the cutting accuracy; Sometimes in addition other parts that need the operator to utilize the another hand rest to live fuselage assist gripping, can't help workpiece simultaneously in cutting.This has obviously reduced the operational comfort and the convenience of reciprocating saw.
Mostly existing reciprocating saw is that thereby being connected to AC power by alternating current wires provides power to motor, requiring has AC power interface etc. in the operation field, this very inconvenient operator often changes operating position and operation field, and the operation occasion there is certain restriction, for example can't in having the operation field of AC power interface, use.
Summary of the invention
Technical problem to be solved by this invention provides a kind of compact conformation, easy to use, the hand-held reciprocating that can carry out cutting operation in different occasions.
For addressing the above problem, hand-held reciprocating provided by the present invention comprises a casing, one is positioned at the motor of casing, one is connected in casing, base plate with a bottom surface, one is connected with motor by transmission mechanism, and pass the saw blade of base plate, casing comprises first housing part and second housing part with one second longitudinal center's axis with one first longitudinal center's axis, between first longitudinal center's axis and the second longitudinal center's axis angle is arranged, one and the battery that is electrically connected of motor be connected in one of them of first housing part and second housing part, motor is installed in another of first housing part and second housing part, first housing part is formed with one and grips direction in fact along first grip part of the direction of first longitudinal center's axis, and second housing part is formed with one and grips direction in fact along second grip part of the direction of second longitudinal center's axis.
Because hand-held reciprocating of the present invention provides the grip part on two different directions, make the operator can be, thereby improved the range of application of same hand-held reciprocating according to operating position and the different gripping mode of operation occasion selection.Because hand-held reciprocating of the present invention also provides the dc-battery power supply, and battery is connected with first and second housing parts that casing is on two different directions respectively with motor, therefore on the one hand make this hand-held reciprocating that operation field is not had requirement on the power supply, also make the structure of this hand-held reciprocating compact more small and exquisite on the other hand, be easy to carry and store.Like this, owing in operating process, do not need two hands to grip reciprocating saw simultaneously, make the operator can make other complementary operation, for example hold and be cut workpiece etc., and it is especially meaningful to be hold by one hand reciprocating saw for small space of the another hand.By said structure and method, what the operator can be convenient, fast, stable carries out cutting operation in different occasions.
Description of drawings
Fig. 1 is the cutaway view of the hand-held reciprocating of a first-selected embodiment of the present invention;
Fig. 2 is the schematic diagram that hand-held reciprocating carries out the vertical plane cutting among Fig. 1;
Fig. 3 is the schematic diagram that hand-held reciprocating carries out general horizontal plane cutting among Fig. 1.
The specific embodiment
As shown in Figure 1, the hand-held reciprocating 10 of a first-selected embodiment of the present invention comprises a casing 11.Casing 11 comprises first housing part 12 and second housing part 13 that extends along the direction of the second axis Y of longitudinal center that extends along the direction of one the first axis X of longitudinal center.In this first-selected embodiment, the first axis X of longitudinal center is first-selectedly in fact perpendicular to the second axis Y of longitudinal center, and promptly angle is 90 degree between the two.A base plate 14 is fixedly connected on casing 11, has with the direction of substantially parallel bottom surface 141, the first axis X of longitudinal center of the second axis Y of longitudinal center to pass bottom surface 141.A motor 16 is installed in above-mentioned second housing part 13.A battery 15 is connected in first housing part 12 by the groove-buckle structure between battery case 151 and first housing part, 12 tops, at least a portion of battery preferably is inserted in first housing part 12, so that the connection between the battery and first housing part is more firm.In battery case 151 and first housing part, 12 adjacent parts, the outer surface smoother adjacency of the two makes battery case 151 and being connected of first housing part 12 not influence the overall profile of reciprocating saw.Release knob 19 that is installed on first housing part 12 is used to control the switch (not shown) that and battery 15 and motor 16 are electrically connected.A lock-button 20 also is housed on first housing part 11 to be used for release knob 19 is locked in down state.When pressing release knob 19, switch closure makes power connection, and battery 15 gives motor 16 power supplies, presses lock-button 20 again with release knob 19 lockings, thereby makes switch remain on closure state.One transmission device 17 is installed in the casing 11, and its importation is connected with motor 16.In the present embodiment, mechanism's major part of transmission device is positioned at first housing part 12 and second housing part, 13 delivery position places.One elongated saw blade 18 is connected by a clamping device 30 with the output shaft of transmission device 17, and passes base plate 14.Transmission device 17 converts rotatablely moving of motor the reciprocating motion of saw blade to, thereby realizes the sawing operation.Transmission device is not essence of the present invention place, and this transmission device has had multiple concrete structure in existing reciprocating saw, does not repeat them here.As shown in FIG., first housing part 12 is formed with a gripping direction along the direction of the first axis X of longitudinal center and first grip part 121 that is fit to be hold by one hand.The gripping direction here is meant that along the direction of the first axis X of longitudinal center operator's finger is around the direction bending of the first axis X of the longitudinal center indication when gripping.Similarly, second housing part 13 is formed with a gripping direction along the direction of the second axis Y of longitudinal center and second grip part 131 that is fit to be hold by one hand.By the casing of this design, the reciprocating saw in this first-selected embodiment can provide the grip part of two different directions to the operator, to adapt to the cutting operation of different operating occasion and operating position.
Those of ordinary skill in the art can be easy to expect, angle between the first axis X of longitudinal center and the second axis Y of longitudinal center is that 90 degree are preferred plan, and in other embodiments, this angle also can reach much the same effect between the 80-100 degree.In other embodiments, base plate can also be arranged to can rotate with respect to casing, on the not turned position of base plate, the second axis Y of longitudinal center is basically parallel to the bottom surface of base plate.
In order to understand the present invention better, the most normal vertical plane cutting that runs into and the cutting of mean level face help further understand the characteristics of hand-held reciprocating of the present invention when using with reciprocating saw below.
As shown in Figure 2, shown the schematic diagram that the 10 pairs of vertical planes of reciprocating saw of the hand-held in the of the present invention first-selected embodiment shown in Fig. 1 cut.When the operator carries out sawing, a hand is gripping first grip part 121 of first housing part 12 along the direction of first central axis X, console switch button 19 is connected power supply, and press lock-button 20 release knob 19 is locked in the position that switch is kept closed, thereby can carry out sawing to vertical plane.The gravity vertical direction G1 of reciprocating saw 10 is perpendicular to gripping direction (i.e. the direction of first central axis X) at this moment, even operator's one-handed performance, reciprocating saw also is difficult for slippage from hand, make the operator to realize stable cutting with singlehanded, this is for the cutting in the small space or need to pin the situation of workpiece simultaneously in cutting especially meaningful.And at other when for example cut bigger position, angle of inclination, because the gripping direction of the gravity vertical of this sweep-saw and first grip part has certain angle and non-parallel, also make reciprocating saw be difficult for slippage from hand.
As shown in Figure 3, shown the schematic diagram that the hand-held reciprocating 10 in the of the present invention first-selected embodiment shown in Fig. 1 cuts as general horizontal plane.When the operator carries out sawing, hand of operator is gripping second grip part 131 of second housing part 13 along the direction of the second central axis Y, another hand operated release knob 19 makes switch closure connect power supply, press lock-button 20 then, release knob 19 is remained on the position that makes switch closure, then the another hand is removed from release knob 19; The operator is hold by one hand second grip part, 131 promotion reciprocating saws 10 and carries out straight line or curvilinear cut.In cutting process, base plate 14 be positioned over surface of the work as the support of sweep-saw 10 so that its vibration that can not cause because of cutting and arbitrarily rocking.For the stability of strutting system of the base plate 14 that guarantees reciprocating saw 10, when the bottom surface 141 of base plate is horizontal, make at least the center of gravity G of sweep-saw 10 be positioned at base plate bottom surface 141 directly over, its gravity vertical G2 passes the bottom surface 141 of base plate 14.And sweep-saw 10 is in the stability of carrying out accurate curvilinear cut when cutting for the face of further improving the standard, it is low also should to try one's best in the position of center of gravity G, therefore second housing part 13 is arranged near base plate 14 places, and second housing part 13 to the distance of the bottom surface 141 of base plate less than the top of the battery 15 on first housing part 12 to 1/2 of the distance of base plate bottom surface 141, the top that is preferably the battery 15 on first housing part 12 is to 1/3 of the distance of base plate bottom surface 141.In addition, can be positioned at directly over the bottom surface 141 (that is: making gravity vertical G2 pass bottom surface 141) for the center of gravity G that guarantees sweep-saw when base plate bottom surface 141 is horizontal just and as far as possible near the center of bottom surface 141, the motor 16 of sweep-saw 10 and battery 15 are installed on second housing part 13 and first housing part 12 respectively.
Those of ordinary skill in the art can be easy to expect: in other embodiments, release knob also can be arranged on other positions of casing; In other embodiments, motor also can be installed in first housing part, and battery is installed on second housing part simultaneously.
Only be a kind of first-selected specific embodiment of the present invention shown in description above and the accompanying drawing, and do not really want scope of the present invention is limited.By to the above understanding of description and accompanying drawing, those having ordinary skill in the art will appreciate that under the prerequisite that does not break away from design of the present invention and spirit, to also have embodiments that other substitute, that revise.
Claims (8)
1. hand-held reciprocating, comprise a casing, one is positioned at the motor of described casing, one is connected in described casing, base plate with a bottom surface, one is connected with described motor by transmission mechanism, and pass the saw blade of described base plate, described casing comprises first housing part and second housing part with one second longitudinal center's axis with one first longitudinal center's axis, between described first longitudinal center's axis and the described second longitudinal center's axis angle is arranged, it is characterized in that, one and the battery that is electrically connected of described motor be connected in one of them of described first housing part and second housing part, described motor is installed in another of described first housing part and second housing part, described first housing part is formed with one and grips direction in fact along first grip part of the direction of described first longitudinal center's axis, and described second housing part is formed with one and grips direction in fact along second grip part of the direction of described second longitudinal center's axis.
2. hand-held reciprocating as claimed in claim 1 is characterized in that, described angle is spent in 100 degree scopes 80.
3. hand-held reciprocating as claimed in claim 1 is characterized in that, described first longitudinal center's axis is in fact perpendicular to described second longitudinal axis.
4. hand-held reciprocating as claimed in claim 1 is characterized in that, described battery be positioned at least in part described first housing part and second housing part described one of them.
5. hand-held reciprocating as claimed in claim 4 is characterized in that described battery comprises a battery case, described one of them the outer surface smoother adjacency of the outer surface of described battery case and described first housing part and second housing part.
6. hand-held reciprocating as claimed in claim 1, it is characterized in that, described motor is positioned at described second housing part, described battery is connected in described first housing part, described second longitudinal center's axis be parallel in fact described base plate the bottom surface and and the bottom surface of described base plate between distance less than the top of described first the above battery of housing part half to the distance of the bottom surface of described base plate.
7. hand-held reciprocating as claimed in claim 6 is characterized in that, the ratio to the distance of the bottom surface of described base plate is 1:3 to described second longitudinal center's axis to the top of the distance of the bottom surface of described base plate and described first the above battery of housing part.
8. as each described hand-held reciprocating among the claim 1-7, it is characterized in that, when described reciprocating saw is placed on the supporting surface and the bottom surface that makes described base plate in fact during level, the center of gravity of described reciprocating saw is positioned at the space directly over the described base plate, and its gravity vertical is passed described base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200415993U CN201244699Y (en) | 2008-08-06 | 2008-08-06 | Hand-hold reciprocating saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200415993U CN201244699Y (en) | 2008-08-06 | 2008-08-06 | Hand-hold reciprocating saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201244699Y true CN201244699Y (en) | 2009-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200415993U Expired - Lifetime CN201244699Y (en) | 2008-08-06 | 2008-08-06 | Hand-hold reciprocating saw |
Country Status (1)
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| CN (1) | CN201244699Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101642834B (en) * | 2008-08-06 | 2011-05-25 | 南京德朔实业有限公司 | Handheld reciprocating saw and operating method thereof |
| CN102441707A (en) * | 2011-12-15 | 2012-05-09 | 宁波汉浦工具有限公司 | Portable dual-purpose saw |
| CN105492153A (en) * | 2013-08-26 | 2016-04-13 | 喜利得股份公司 | Reciprocating saw mechanism |
| WO2019134682A1 (en) * | 2018-01-05 | 2019-07-11 | Tti (Macao Commercial Offshore) Limited | Reciprocating saw |
| CN111300347A (en) * | 2018-12-12 | 2020-06-19 | 南京德朔实业有限公司 | Reciprocating saw |
| USD887806S1 (en) | 2018-04-03 | 2020-06-23 | Milwaukee Electric Tool Corporation | Jigsaw |
| US10835972B2 (en) | 2018-03-16 | 2020-11-17 | Milwaukee Electric Tool Corporation | Blade clamp for power tool |
| US11014176B2 (en) | 2018-04-03 | 2021-05-25 | Milwaukee Electric Tool Corporation | Jigsaw |
-
2008
- 2008-08-06 CN CNU2008200415993U patent/CN201244699Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101642834B (en) * | 2008-08-06 | 2011-05-25 | 南京德朔实业有限公司 | Handheld reciprocating saw and operating method thereof |
| CN102441707A (en) * | 2011-12-15 | 2012-05-09 | 宁波汉浦工具有限公司 | Portable dual-purpose saw |
| CN102441707B (en) * | 2011-12-15 | 2013-10-30 | 宁波汉浦工具有限公司 | Portable dual-purpose saw |
| CN105492153A (en) * | 2013-08-26 | 2016-04-13 | 喜利得股份公司 | Reciprocating saw mechanism |
| US10471525B2 (en) | 2013-08-26 | 2019-11-12 | Hilti Aktiengesellschaft | Reciprocating saw mechanism |
| WO2019134682A1 (en) * | 2018-01-05 | 2019-07-11 | Tti (Macao Commercial Offshore) Limited | Reciprocating saw |
| US10835972B2 (en) | 2018-03-16 | 2020-11-17 | Milwaukee Electric Tool Corporation | Blade clamp for power tool |
| USD887806S1 (en) | 2018-04-03 | 2020-06-23 | Milwaukee Electric Tool Corporation | Jigsaw |
| US11014176B2 (en) | 2018-04-03 | 2021-05-25 | Milwaukee Electric Tool Corporation | Jigsaw |
| US11813682B2 (en) | 2018-04-03 | 2023-11-14 | Milwaukee Electric Tool Corporation | Jigsaw |
| CN111300347A (en) * | 2018-12-12 | 2020-06-19 | 南京德朔实业有限公司 | Reciprocating saw |
| CN111300347B (en) * | 2018-12-12 | 2023-11-07 | 喜利得股份公司 | reciprocating saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090527 Effective date of abandoning: 20080806 |