CN205733266U - Saw blade and be provided with the oscillating machine of this saw blade - Google Patents
Saw blade and be provided with the oscillating machine of this saw blade Download PDFInfo
- Publication number
- CN205733266U CN205733266U CN201620524288.7U CN201620524288U CN205733266U CN 205733266 U CN205733266 U CN 205733266U CN 201620524288 U CN201620524288 U CN 201620524288U CN 205733266 U CN205733266 U CN 205733266U
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- CN
- China
- Prior art keywords
- saw blade
- cutting
- cutting part
- connecting portion
- lightening hole
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Abstract
This utility model relates to a kind of saw blade and is provided with the oscillating machine of this saw blade, including mounting structure and cutting structure, described cutting structure one end is connected to described mounting structure, the other end stretches out, described cutting structure includes the cutting part being disposed far from described mounting structure one end and the connecting portion between described cutting part and described mounting structure, the dual-side of described cutting part all includes the first side near cutting part upper surface and the second side near cutting part lower surface, wherein, the angle between the first side and second side of at least one side is acute angle.Above-mentioned saw blade, dual-side relatively cuts the upper and lower end face of structure and is obliquely installed, the resistance being subject to when decreasing saw blade incision work piece, thus decreases the stress of saw blade, extends the service life of saw blade.
Description
Technical field
This utility model relates to field of power tools, particularly relates to a kind of saw blade and is provided with the oscillating machine of this saw blade.
Background technology
Oscillating machine is that common a kind of hand-held swings class power tool, is widely used in various field.The work of oscillating machine
Being output shaft as principle does oscillating motion around self axial line, thus drives the adnexa work head being arranged on output shaft end
Oscillating motion, user can install different adnexa work heads on output shaft, thus realize multiple different operating function, with suitable
Answer different work requirements.
At present, the saw blade of oscillating machine is due to structure design defect, and in cutting process, saw blade is applied by work piece
Power is relatively big, thus affects the service life of cut quality and saw blade.
Utility model content
Based on this, it is necessary to for saw blade in cutting process by problem that resistance is bigger, it is provided that a kind of cutting process
In by the less saw blade of resistance and the oscillating machine that is provided with this saw blade.
A kind of saw blade, including mounting structure and cutting structure, described cutting structure one end is connected to described mounting structure, separately
One end stretches out, and described cutting structure includes being disposed far from the cutting part of described mounting structure one end and being positioned at described cutting part
And the connecting portion between described mounting structure, the dual-side of described cutting part all includes first near described cutting part upper surface
Side and the second side near described cutting part lower surface, wherein, described first side and described second of at least one side
Angle between side is acute angle.
Above-mentioned saw blade, dual-side relatively cuts the upper and lower end face of structure and is obliquely installed, and decreases saw blade incision work piece
Time the resistance that is subject to, thus decrease the stress of saw blade, extend the service life of saw blade.
Wherein in an embodiment, at least side of the dual-side of described connecting portion caves inward formation depressed part.
Wherein in an embodiment, described depressed part connects described mounting structure one end from described connecting portion and extends to institute
State connecting portion and connect described cutting part one end, and described depressed part seamlessly transits with described mounting structure and described cutting part.
Wherein in an embodiment, described cutting structure offers lightening hole.
Wherein in an embodiment, described lightening hole quantity at least two, described lightening hole is with described cutting structure
Axis be symmetrical arranged.
Wherein in an embodiment, described saw blade is triangular in shape around at least one matrix of described lightening hole.
Wherein in an embodiment, the geometric center of the most described saw blade of geometric center of described lightening hole is near described
Cutting part.
Wherein in an embodiment, the dual-side of described connecting portion all includes first near described connecting portion upper surface
Side and the second side near described connecting portion lower surface, wherein, described first side and described second of at least one side
Angle between side is acute angle.
Wherein in an embodiment, described cutting part is provided with cutting edge away from the edge of described connecting portion one end.
A kind of oscillating machine, described oscillating machine has above-mentioned saw blade.
Accompanying drawing explanation
Fig. 1 is the structural representation of the saw blade of an embodiment；
Fig. 2 is the side view of the saw blade shown in Fig. 1；
Fig. 3 is partial enlarged drawing at the A of the saw blade shown in Fig. 2；
Fig. 4 is partial enlarged drawing at the A of the saw blade shown in Fig. 2 of another embodiment；
Fig. 5 is partial enlarged drawing at the A of the saw blade shown in Fig. 2 of another embodiment；
Fig. 6 is the structural representation of the saw blade of an embodiment；
Fig. 7 is the structural representation of the saw blade of an embodiment；
Fig. 8 is the structural representation of the saw blade of an embodiment；
Fig. 9 is the structural representation of the saw blade of an embodiment；
Figure 10 is the structural representation of the saw blade of an embodiment；
Figure 11 is the structural representation of the saw blade of an embodiment；
Figure 12 is the structural representation of the saw blade of an embodiment.
Detailed description of the invention
As shown in Figures 1 and 2, a kind of saw blade 100 of this preferred embodiment, including mounting structure 20 and cutting structure 40,
Cutting structure 40 one end is connected to mounting structure 20, and the other end stretches out.Cutting structure 40 includes being disposed far from mounting structure
The cutting part 42 of 20 one end, and the connecting portion 44 between cutting part 42 and mounting structure 20.The dual-side 48 of cutting part 42
All include the first side near cutting part 42 upper surface and the second side near cutting part 42 lower surface, wherein, at least one
Angle between first side and second side of side is acute angle.
Above-mentioned saw blade 100, dual-side 48 relatively cuts the upper and lower end face of structure 40 and is obliquely installed, decreases saw blade 100 and cut
The resistance being subject to when entering work piece, thus decrease the stress of saw blade 100, extend the service life of saw blade 100.
In the present embodiment, the dual-side 48 of connecting portion 44 is vertical with the upper and lower end face of cutting structure 40, to ensure respectively
Enough intensity.
As it is shown on figure 3, in an embodiment, the first side 482 of the side 48 of connecting portion 44 and the second side 484 all in
Between tilt, and the intersecting lens of its extended line is outside saw blade 100.
As shown in Figure 4, in an embodiment, the first side 482 of side 48 and the second side 484 are all to intermediate, inclined phase
Handing over, its intersecting lens is on saw blade 100.
As it is shown in figure 5, in an embodiment, the second side 484 of side 48 is concordant with the lower surface of cutting structure 40, side
First side 482 of 48 tilts to the second side 484 and intersects.
It is appreciated that the shape of side 48 is not limited to this, can be arranged as required to.First side 482 and the second side 484
May be configured as identical structure, it is possible to be set to different structures.
In some other embodiment, the dual-side of connecting portion 44 all includes the first side near connecting portion 44 upper surface
And the second side near connecting portion 44 lower surface.Wherein, the angle between the first side and second side of at least one side
For acute angle.
Referring to Fig. 1, at least side of the dual-side 48 of connecting portion 44 caves inward and forms depressed part 442.This is recessed
The setting in sunken portion 442 decreases the material of the cutting structure 40 of this saw blade 100, alleviates the weight of the cutting structure 40 of saw blade 100
Amount.So, the center of gravity of cutting structure 40 is less to the distance of mounting structure 20, and the quality of cutting structure 40 is less, is installed on
Oscillating machine, then reduce vibration when oscillating machine runs, improve the work efficiency of oscillating machine, and ensure that enough strong
Degree.It is appreciated that the degree of depth of depressed part 442 does not limits, and as shown in figure 11, saw blade 100 also can be not provided with depressed part 442.
Referring to Fig. 1, specifically, in the present embodiment, connecting portion 44 both sides are all provided with depressed part 442, and both sides
Depressed part 442 symmetrical.Depressed part 442 Self cleavage structure 40 connecting installation structure 20 one end extends to cutting part 42, and depression
Portion 442 seamlessly transits with mounting structure 20 and cutting part 42.The setting of depressed part 442, is reducing the same of saw blade 100 weight
Time, it is ensured that the intensity of saw blade 100, do not affect the cutting of cutting part 42.
Cutting structure 40 offers lightening hole 46.Lightening hole 46 quantity at least two, and to cut the axis of structure 40
Line is symmetrical arranged.So, the weight of cutting structure 40 can be alleviated.Symmetrically arranged lightening hole 46 makes saw blade 100 locate at work
State in stress balance, it is to avoid moment of flexure iso-stress is concentrated.
More specifically.The geometric center of lightening hole 46 near cutting part 42, can make saw blade relative to the geometric center of saw blade 100
The center of gravity of 100, closer to its rotary shaft, reduces vibration when oscillating machine runs further.
Further, the matrix around at least one saw blade 100 of lightening hole 46 is triangular in shape.Matrix is that saw blade 100 leads to
Cross the remaining part being centered around around lightening hole 46 after removal portion of material offers lightening hole 46.Arrange lightening hole 46 can subtract
Few saw blade 100 material usage, also can reduce the quality of saw blade 100, use light；Utilize the mechanics that triangle is relatively stable simultaneously
Feature, it is ensured that the intensity of saw blade 100, it is to avoid saw blade 100 deforms.It is appreciated that the quantity of lightening hole 46, shape and distribution can
It is arranged as required to.
As shown in Figure 6, in one embodiment, saw blade 100 offers two and is positioned at both sides, axis, and the most rectangular three
The lightening hole 46 of dihedral, and the hypotenuse of two lightening holes 46 is positioned at both sides, axis and is located remotely from each other.In the present embodiment, cincture
The matrix of lightening hole 46 is two trianglees.
As it is shown in fig. 7, in an embodiment, saw blade 100 offers generally rectangular shaped with axis as axis of symmetry and subtracts
Repeated hole 46, and three lightening holes 46 in triangular shape closer to cutting part 42, the line of centres of three lightening holes 46 is triangle
Shape.In the present embodiment, the matrix around triangle lightening hole 46 is three trianglees.
As shown in Figure 8, in an embodiment, saw blade 100 offers a rectangle lightening hole 46 with axis as axis of symmetry,
And two lightening holes 46 in tetragon closer to cutting part 42, and these two lightening holes 46 are sharp away from one end of axis
Angle.In the present embodiment, the matrix around the lightening hole 46 near cutting part 42 is two trianglees.
As it is shown in figure 9, in an embodiment, be provided with two rectangular lightening holes 46, two lightening holes 46 with axis are
Axis of symmetry is symmetrical arranged.Position closer to cutting part 42 is provided with one substantially in isosceles trapezoid and with the symmetrical loss of weight in axis
Hole 46, and two acute angles of this lightening hole 46 are located remotely from the both sides of axis.In the present embodiment, around the substantially ladder in isosceles
The matrix of the lightening hole 46 of shape is a triangle.
As shown in Figure 10, in an embodiment, saw blade 100 offers four lightening holes 46 in triangular shape, and wherein three subtract
Repeated hole 46 surrounds a lightening hole 46 of centre.In the present embodiment, the matrix around lightening hole 46 is four trianglees.
As shown in figure 11, in an embodiment, saw blade 100 offers four lightening holes 46 triangular in shape, and these four subtract
The summit of repeated hole 46 is close to each other, and the base corresponding with summit is distributed on relative four direction.In the present embodiment, ring
Matrix around lightening hole 46 is four trianglees.
Above-mentioned depressed part 442 and the setting of lightening hole 46, alleviate the quality of cutting structure 40, and make cutting structure 40
Center of gravity O point is less with the distance (i.e. the radius of gyration) of center of rotation on mounting structure 20.Due to J=M × L2(wherein, J is for rotating
Inertia, M is quality, and L is the radius of gyration), therefore, quality and the radius of gyration are the least, and rotary inertia is the least.So, depressed part 442
Setting with lightening hole 46 reduces the rotary inertia of saw blade 100, reduces and is installed on the saw blade 100 of oscillating machine operationally
Vibration.And, the matrix of the saw blade 100 of cincture lightening hole 46 is at least in a triangle, and the structure that can make saw blade 100 is more steady
Fixed, it is ensured that the intensity of saw blade 100.
Referring to Fig. 1, cutting part 42 is provided with cutting edge 422 away from the edge of connecting portion 44 one end, is used for cutting quilt
Workpiece.In the present embodiment, cutting edge 422 is linear type zigzag.In other embodiments, other shapes of cutting part 42
And structure is not limited to this, can be semicircle saw blade, abrasive disc, perching knife and scraper.
The mounting structure 20 dual-side near one end of cutting structure 40 can be arranged in parallel (as shown in Figure 1), it is possible to autotomys
Cutting structure 40 one end to the other end, the distance of dual-side is gradually increased and exceedes the width (as shown in figure 12) of cutting structure 40,
To mate different oscillating machines.
Mounting structure 20 offers installing hole 22, to be installed on oscillating machine.Reinforcing groove 24 it is additionally provided with around installing hole 22,
For reinforcing saw blade 100 to oscillating machine.Reinforce groove 24 to coordinate with the fixture in oscillating machine, increase saw blade 100 and swing
The fitness of machine, prevents saw blade 100 from loosening and causing oscillating machine cutting processing deviation occur when being cut object.
Above-mentioned saw blade 100, the depressed part 442 that what saw blade 100 was provided with cave inward alleviates the weight of cutting structure 40.Cut
Cut structure 40 to offer lightening hole 46 and decrease the material of saw blade 100, alleviate the weight of cutting structure 40, and make cutting structure
The center of gravity of 40 is closer to mounting structure 20.It therefore reduces rotary inertia, reducing after being installed on oscillating machine, saw blade 100 is in work
Vibration in work.The chamfering of side 48 makes the resistance stretching into work piece in saw blade 100 course of processing less, improves and adds work efficiency
Rate, extends the service life of saw blade 100.
A kind of oscillating machine (not shown), including above-mentioned saw blade 100.Saw blade 100 is by the installing hole 22 on mounting structure 20
It is installed on oscillating machine fuselage.Owing to saw blade 100 has less weight and the shorter radius of gyration, and at incision work piece
Time the resistance that is subject to less, therefore there is in the course of processing of oscillating machine less vibration, improve cut quality, make swing
The use of machine reaches more preferable effect.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic executed in example is all described, but, as long as the combination of these technical characteristics is not deposited
In contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, for the common skill of this area
For art personnel, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into
Protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (10)
1. a saw blade, it is characterised in that including mounting structure and cutting structure, described cutting structure one end is connected to described peace
Assembling structure, the other end stretches out, and described cutting structure includes being disposed far from the cutting part of described mounting structure one end and being positioned at
Connecting portion between described cutting part and described mounting structure, the dual-side of described cutting part all includes on described cutting part
First side of end face and the second side of close described cutting part lower surface, wherein, described first side of at least one side
And the angle between described second side is acute angle.
Saw blade the most according to claim 1, it is characterised in that at least side of the dual-side of described connecting portion caves inward
Form depressed part.
Saw blade the most according to claim 2, it is characterised in that described depressed part connects described installation from described connecting portion and ties
Structure one end extends to described connecting portion and connects described cutting part one end, and described depressed part and described mounting structure and described cutting
Portion seamlessly transits.
Saw blade the most according to claim 1, it is characterised in that described cutting structure offers lightening hole.
Saw blade the most according to claim 4, it is characterised in that described lightening hole quantity at least two, described lightening hole
It is symmetrical arranged with the axis of described cutting structure.
Saw blade the most according to claim 4, it is characterised in that described saw blade is around at least one matrix of described lightening hole
Triangular in shape.
Saw blade the most according to claim 5, it is characterised in that the most described saw blade of geometric center of described lightening hole several
What center is near described cutting part.
Saw blade the most according to claim 1, it is characterised in that the dual-side of described connecting portion all includes near described connection
First side of upper surface, portion and the second side of close described connecting portion lower surface, wherein, described the first of at least one side
Angle between side and described second side is acute angle.
Saw blade the most according to claim 1, it is characterised in that described cutting part sets away from the edge of described connecting portion one end
There is cutting edge.
10. an oscillating machine, it is characterised in that described oscillating machine has the saw blade described in claim 1～9 any one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520385010 | 2015-06-04 | ||
| CN2015203850101 | 2015-06-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205733266U true CN205733266U (en) | 2016-11-30 |
Family
ID=57362343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620524288.7U Expired - Fee Related CN205733266U (en) | 2015-06-04 | 2016-06-01 | Saw blade and be provided with the oscillating machine of this saw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205733266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238822A (en) * | 2015-06-04 | 2016-12-21 | 苏州宝时得电动工具有限公司 | Saw blade and be provided with the oscillating machine of this saw blade |
-
2016
- 2016-06-01 CN CN201620524288.7U patent/CN205733266U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238822A (en) * | 2015-06-04 | 2016-12-21 | 苏州宝时得电动工具有限公司 | Saw blade and be provided with the oscillating machine of this saw blade |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20200601 |