CN103537752B - Portable cutter - Google Patents
Portable cutter Download PDFInfo
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- CN103537752B CN103537752B CN201210243829.5A CN201210243829A CN103537752B CN 103537752 B CN103537752 B CN 103537752B CN 201210243829 A CN201210243829 A CN 201210243829A CN 103537752 B CN103537752 B CN 103537752B
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Abstract
The invention provides a kind of portable cutter, comprising: housing；Motor, is housed in housing；Cutter unit, is connected with housing, and cutter unit includes being arranged on saw blade axis and driven the saw blade rotating, the upper shield being fixedly connected with the casing and the axis around saw blade axis to rotate and expose the lower shield of saw blade by motor；The base plate being connected with upper shield, base plate is provided with saw blade through hole for making saw blade extend there through, and base plate also includes the base plate front side wall for extending bottom the base plate against workpiece and from base plate bottom up；Base plate front side wall is provided with the friction pad leaning with surface of the work.It is so resisted against friction pad on workpiece, and the line that contacts contacting around friction pad and workpiece rotates, it is possible to realize that plug-in type is cut, make portable cutter have multiple cut mode.
Description
Technical field
The present invention relates to a kind of power tool, especially relate to a kind of portable cutter.
Background technology
Traditional portable cutter, such as portable electric annular saw generally include a saw blade for processing workpiece,
Being used for driving the motor of this saw blade, motor is rotatably arranged in housing, and main handle is used in operation for operation
Person holds.This electric circular saw includes a base plate, a upper shield and a lower shield, and upper shield is positioned at top and the shell of base plate
Body is fixing to be connected, and closes at wherein saw blade top at any time；Lower shield is positioned at below base plate, and during work, lower shield can
The saw blade bottom that makes rotating is exposed.This tradition electric circular saw is only useful in one end of workpiece and starts cutting, if run into needs from
The situation of fluting in the middle of workpiece, this tradition electric circular saw then cannot realize operation.
Content of the invention
The technical problem to be solved is to provide a kind of portable cutter with multiple cut mode.
In order to solve the problems referred to above, the invention provides a kind of portable cutter, comprising: housing；Motor, is housed in institute
State in housing；Cutter unit, is connected with described housing, and described cutter unit includes being arranged on saw blade axis and driven rotation by motor
The saw blade turning, the upper shield being fixedly connected with the casing and the axis around saw blade axis rotate and expose the lower shield of saw blade；With upper
The base plate that guard shield connects, described base plate is provided with saw blade through hole for making saw blade extend there through, and described base plate also include for
The base plate front side wall extending bottom the base plate of workpiece and from base plate bottom up；Described base plate front side wall is provided with and workpiece
The friction pad that surface leans cuts for plug-in type.
In disclosed portable cutter, leant with surface of the work by being provided with on base plate front side wall
Friction pad, be so resisted against friction pad on workpiece, and around friction pad and workpiece contact contact line rotate, it is possible to
Realize that plug-in type is cut, make portable cutter have multiple cut mode.
Preferably, described friction pad includes the curved surface leaning with surface of the work.
Preferably, described lower shield is spindle rotationally arranged on described saw blade axis.
Preferably, described lower shield is by the rotating described saw blade axis of bearing.
Preferably, described housing includes the housing that is connected with upper shield is anterior, lengthwise extends rear and is positioned at
Described housing is anterior and the grip part between described rear, after wherein said motor is rotatably arranged on described housing
Portion, and described saw blade axis is vertically arranged with described motor output shaft.
Preferably, described portable cutter includes the support being connected with described base plate, and described upper shield is by being parallel to
The first axle of described saw blade axis is connected to described support regulate depth of cut rotationally, and described upper shield can be described
Saw blade does not exposes the minimum cut position of described saw blade through hole and described saw blade exposes the maximum of described saw blade through hole depth capacity
Move between cutting position.
Preferably, when maximum cutting position, the lengthwise of described grip part extends the angle between axis and described base plate
It is not more than 20 degree.
Preferably, described support is provided with the first guide groove, and described first guide groove is arc guide barrel, the circle at the first guide groove place
The corresponding center of circle of arc is positioned on first axle.
Preferably, described upper shield and described first guide groove are respectively arranged at the anterior both sides of described housing.
Preferably, around being parallel to, described base plate the second axis is rotating to be connected to adjust described support with described base plate
Joint cutting angle, described support is provided with the second guide groove, and described second guide groove is arc guide barrel, the circular arc pair at the second guide groove place
The center of circle answered is positioned on the second axis.
Brief description
Below in conjunction with the accompanying drawings further detailed description is done to the present invention.
Fig. 1 is the stereogram of the portable cutter that the present invention discloses.
Fig. 2 is the sectional perspective exploded view of the portable cutter disclosed in Fig. 1.
Fig. 3 is the cut-away view in Fig. 1 along A-A direction.
Fig. 4 is the sectional perspective exploded view of the portable cutter disclosed in Fig. 1.
Fig. 5 is the front view of the portable cutter disclosed in Fig. 1, and now portable cutting machine is in minimum cut position.
Fig. 6 is the front view of the portable cutter disclosed in Fig. 1, and now portable cutting machine is in maximum cutting position.
Fig. 7 is stereogram in terms of opposite side for the portable cutter disclosed in Fig. 1, is now vertically arranged bottom saw blade and base plate.
Fig. 8 is stereogram in terms of opposite side for the portable cutter disclosed in Fig. 1, and now saw blade and base plate bottom angled are arranged.
Fig. 9 is the schematic diagram when plug-in type is cut for the portable cutter disclosed in Fig. 1.
Figure 10 is the schematic diagram when plug-in type is cut for the portable cutter disclosed in Fig. 1.
Figure 11 is the schematic diagram when plug-in type is cut for the portable cutter disclosed in Fig. 1.
Figure 12 is the schematic diagram when parallel-moving type cuts for the portable cutter disclosed in Fig. 1.
In figure:
30. take formula cutting machine 32. housing 34. cutter unit
Anterior 42. rear of 36. base plate 40. housings
44. grip part 46. saw blade axis 48. saw blades
50. upper shield 52. lower shield 54. handles
56. collecting part 58. wheel hub 60. bearings
Bottom 62. bearing inner race 64. bearing outer ring 66. base plates
68a-d base plate is forward and backward, left and right sidewall 70. saw blade through hole
72. friction pad 76. first axle 78. locking mechanisms
80. support 82. frame bottom
84a-c. support is forward and backward, right side wall 86. installing hole
88. through hole 90. depth adjustment support 92. first guide grooves
94. handle 95. bolt 99. indication pieces
97. screwed hole 98. second axis 100. retaining mechanisms
102. bevel angle adjustment support 104. second guide groove 106. knobs
108. nut 110. bolt 111. connecting holes
112. through holes 114. contact line 116. curved surface
200. workpiece 300. workpiece
Detailed description of the invention
Referring to Fig. 1, embodiment of the present invention provides a kind of portable cutter 30.Portable cutter 30 includes housing
32nd, it the motor (not shown) that is housed in housing 32, is positioned at housing 32 for transmitting the transmission component of power (in figure not
Illustrating) the 36th, the base plate that is connected with cutter unit 34 of the cutter unit 34 that is connected with housing 32 be positioned at control motor on housing 32
The switch module (not shown) whether working.In describing the invention, unless otherwise noted, direction term, as front,
Afterwards, left and right, upper and lower etc., it is relative to normally use the direction of this portable cutter, such as definition portable cutter
Direction of advance is front, and the direction contrary with the direction of advance of portable cutter is rear etc..
The power supply of portable cutter 30 is AC power, i.e. by AC power to motor power supplying.Certainly portable cut
Cutting mill 30 also can use direct current energy to be powered, i.e. on portable cutter 30 install battery bag, by battery bag to
Motor power supplying.
Motor can be carbon brush motor, brushless motor etc., or the energy source corresponding to portable cutter 30, motor
Can be alternating current motor or d.c. motor.Motor has motor output shaft (not shown), and by motor output shaft
Gear is installed the rotation of motor is exported.
Housing 32 includes the rear 42 that housing anterior 40 and lengthwise extend, its middle shell anterior 40 and cutter unit 34
Connect；Rear 42 is used for housing motor, and is provided with air inlet (not shown) and air outlet on rear 42 (not
Illustrate).The longitudinal extending axis of rear 42 is E.Motor output shaft is parallel with longitudinal extending axis E of rear 42 to be set
Put.
Cutter unit 34 is arranged on the side of housing front portion 40, owing to motor is arranged in rear 42, away from base plate
36, so, housing front portion 40 is bigger at the free space of the opposite side away from cutter unit 34, it is simple to arrange other structures.
The part being connected with rear 42 at housing anterior 40 forms connecting portion 44.For more Appropriate application connecting portion
Connecting portion 44 has been designed to the grip part 44 of portable cutter 30 by the structure of 44, i.e. user is grasped by holding grip part 44
Make portable cutter 30 to carry out cutting work.User is equivalent to when holding grip part 44 at housing anterior 40 and rear
Constituting fulcrum between 42, the part of fulcrum both sides mutually can restrict under the influence of respective gravity, it is achieved user holds grip part
After 44, portable cutter 30 is in more stable state, is very easy to carry out cutting operation, improves the comfortable of operation
Degree, it is preferred that the center of gravity of portable cutter 30 is positioned on grip part 44, and now portable cutter 30 has optimal operation
Comfort level.
Certainly, grip part is not limited to be formed at connecting portion 44, it is also possible to additionally arrange grip part above housing 32,
This grip part is connected on housing anterior 40 and rear 42 etc., and those skilled in the art are also possible to make other and become
More, but as long as its function and effect are same or similar with the present invention, all should be covered by scope.
The longitudinal extending axis of grip part 44 can or weight almost parallel with the longitudinal extending axis E phase of rear 42
Close and arrange, in the present embodiment, the longitudinal extending axis E phase mutual respect of the longitudinal extending axis of grip part 44 and rear 42
Close.
Referring to Fig. 1 and Fig. 2, cutter unit 34 includes being arranged on saw blade axis 46 and is driven, by motor, the saw blade 48 rotating
And cover assembly.Cover assembly includes anterior with the housing 40 fixing upper shields 50 being connected and the axis F rotation around saw blade axis 46
The lower shield 50 turning.Upper shield 50 is for hiding the upper part of saw blade 48, and lower shield 50 is for hiding the lower part of saw blade 48.When
So, can require according to not same safety, upper and lower guard shield 50 and 52 can be coated with whole saw blade 48 completely or not exclusively.Work
When, lower shield 50 promoted by workpiece and around saw blade axis 46 axis F rotate so that the lower part of saw blade 48 is exposed for cutting
Cut workpiece.Being provided with handle 54 on lower shield 52, operating this handle 54 makes lower shield 52 around the axis F rotation of saw blade axis 46,
The lower part making saw blade 48 is exposed.
Referring to Fig. 2, lower shield 52 includes collecting part 56 for housing saw blade 48 and is connected with housing part 56
Wheel hub 58.It is directly spindle rotationally arranged in wheel hub 58 on saw blade axis 46, be arranged such the diameter that can reduce wheel hub 58, thus
Make saw blade 48 can increase by part, and then add the cutting power of whole portable cutter.
Refer to Fig. 3, between saw blade axis 46 and wheel hub 58, be provided with bearing 60.Bearing 60 includes bearing inner race 62 and bearing
Outer ring 64.The relative bearing inner race 62 of bearing outer ring 64 is rotatable.It is interference fit between bearing inner race 62 and saw blade axis 46.Bearing
It is interference fit between outer ring 64 and wheel hub 58.The axis of saw blade axis 46 is F, and so, lower shield 52 can be smoothly around saw
The axis F of bobbin 46 rotates, but will not follow saw blade axis 46 and rotate.
Certainly, it lower shield 52 is set directly at saw blade axis 46 or be arranged on this installation side of saw blade axis 46 by bearing 60
Formula, it is not limited to the portable cutter enumerated in the present embodiment, this mounting means be equally applicable to common electric circular saw,
The cutting machine with lower shield for the desk-top diagonal cutting saw etc., it is possible to reach the effect increasing cutting power.
Transmission component connects with motor output shaft, and by saw blade axis 46, the power of motor output shaft output is passed to saw blade
48.Saw blade 48 is installed on one end of saw blade axis 46, and the other end of saw blade axis 46 can be by direct geared and motor output shaft
Gear connects, it is achieved motor drives saw blade axis 46 to rotate.Certainly, can also arrange between motor output shaft and saw blade axis 46 and subtract
Speed gears etc., no longer describe in detail as space is limited at this.The axis F of saw blade axis 46 is mutually vertical with the axis of motor output shaft
Straight setting, or substantially vertical setting.
Referring to Fig. 4, base plate 36 includes bottom base plate 66, in the course of work, is resisted against surface of the work by bottom base plate 66.
Base plate is forward and backward, left and right sidewall 68a-d substantially surrounds one week and 66 upwardly extends bottom base plate.Bottom base plate, 66 are provided with
Saw blade through hole 70, saw blade through hole 70 is used for so that saw blade 48 extends there through.The outside of base plate front side wall 68 is provided with friction pad 72.Rub
The concrete effect of scrubbing pad 72 can be described in detail later.
Portable cutter 30 is provided with depth adjusting mechanism, for changing the degree of depth of cutting.Depth adjusting mechanism housing 32
With housing 32 can be made to pivot around first axle 76 together with cutter unit 34, and the locking mechanism by being arranged on housing 32
78 are locked.First axle 76 be arranged in parallel with the axis F of saw blade axis 46.
Portable cutter 30 includes the support 80 being connected with base plate 36.Support 80 includes frame bottom 82.Before support,
Afterwards, right side wall 84a-c upwardly extends from frame bottom 82, and the left side of frame bottom 82 is not provided with sidewall, so facilitates saw blade 48
Through support 80.
Support front side wall 84a is provided with symmetrically arranged installing hole 86, and housing front portion 40 is provided with through hole 88.Bearing pin is (not
Diagram) pass through installing hole 86 and through hole 88 so that the first axle 76 that housing 32 limits around bearing pin together with cutter unit 34
Pivot.Certainly, support 80 and housing front portion 40 can also be by bolt, screw, rivets or other are as well known to those skilled in the art
Structure install.
Support 80 includes depth adjustment support 90, and this depth adjustment support 90 prolongs on the side from the one of support right side wall 84c
Stretch.Depth adjustment support 90 is provided with the first guide groove 92.First guide groove 92 is arc guide barrel, the circular arc pair at the first guide groove 92 place
The center of circle answered is positioned on first axle 76.
Locking mechanism 78 includes bolt 95 that the 94th, handle be connected on handle 94 and the spiral shell being arranged on housing front portion 40
Pit 97.Bolt 95 passes through the first guide groove 94 and coordinates with screwed hole 97.By rotary handle 94, bolt 95 is made to be locked to screwed hole
In 97, thus housing 32 and cutter unit 34 are locked relative to support.
In the present embodiment, upper shield 50 and the first guide groove 92 are respectively arranged at the both sides of housing front portion 40.It is arranged such,
Then facilitate operator and use handle 94, and the length of bolt can be reduced, increase operability.
Observing depth of cut for convenience, on depth adjustment support 90, the position near the first guide groove 92 is provided with sign
The scale (not shown) of cutting-in, is provided with indication piece 99 on bolt 95.Once unscrewing bolt 95, operator moves cutting element
36 so that bolt 95 slides in the first guide groove 92, housing the 32nd, cutter unit 34 around first axle 76 together the end of relative to
Plate 36 and support 80 move to change the depth of cut of saw blade 48.Now can be by indication piece 99 be arranged on depth adjustment support
Scale on 90 observes cutting angle.Once reaching desired locations, rotatable handgrip 94 is to clamp guarantor by cutter unit 34
Hold at desired locations.
As shown in Figure 5 and Figure 6, cutter unit 34 around first axle 76 minimum cut position and maximum cutting position it
Between move.As it is shown in figure 5, when minimum cut position, saw blade 48 does not passes through the saw blade through hole 70 on base plate 36, saw blade axis 46 with
The spacing of base plate 36 is maximum.As shown in Figure 6, when maximum cutting position, in saw blade through hole 70 from base plate 36 for the saw blade 48
Pass through and saw blade axis 46 is minimum with the spacing of base plate 36.In this position, longitudinal extending axis E of grip part 44 and base plate 36 it
Between angle be not more than 20 degree, be arranged such the comfortableness greatly improving operator.
Referring back to Fig. 4, portable cutter 30 is additionally provided with bevel angle adjustment structure, for changing the angle of cutting.Oblique angle is adjusted
Nodule structure can make housing 32 pivot around the second axis 98 together with cutter unit 34, and the locking by being arranged on base plate 36
Mechanism 100 is fixed.Bottom second axis 98 and base plate, 66 be arranged in parallel.
Support 80 includes bevel angle adjustment support 102, and this bevel angle adjustment support 102 is from the one of support front side wall 84a on the side
Extend.Bevel angle adjustment support 102 is provided with the second guide groove 104.Second guide groove 104 is arc guide barrel, the second guide groove 104 place
The corresponding center of circle of circular arc is positioned on the second axis 98.
Retaining mechanism 100 includes nut 108 that knob 106 is connected and the bolt coordinating with nut 108 with knob 106
110.Bolt 110 passes through the through hole on base plate front side wall 68a and the second guide groove 104 coordinates with nut 110.Screw knob 106, from
And housing 32 and cutter unit 34 are locked relative to base plate 36.
Support forward and backward sidewall 84a and 84b is provided with symmetrically arranged connecting hole 111, base plate forward and backward sidewall 68a and 68b
On be respectively equipped with through hole 112 (only having marked the through hole on floor rear wall 68b in figure).Two bearing pins (not shown) are each passed through
Close connecting hole 111 and through hole 112 so that support the 80th, housing 32 together with cutter unit 34 around bearing pin limit second
Axis 98 pivots.Certainly, support 80 and base plate 36 can also be public by bolt, screw, rivet or other those skilled in the art
The structure known is installed.
Observing cutting angle for convenience, bevel angle adjustment support 102 is provided with sign in the position near the second guide groove 104
The scale (not shown) of cutting angle, is provided with pointer on base plate front side wall 68a.Once unscrewing knob 106, bolt 110 is
Slide in two guide grooves 104 so that housing the 32nd, cutter unit 34 and support 80 can be transported around the second axis 98 relative to base plate 36
Dynamic to change the cutting angle of saw blade 48.Now can observe portable cutting by the pointer being arranged on base plate front side wall 68a
Cutting mill 30 cutting angle.Once reach desired locations, knob 106 can be screwed so that cutter unit 34 clamping is maintained at expectation position
Put.
Seen from the above description, support 80 includes depth adjustment support 90 and bevel angle adjustment support 102, say, that will use
The first guide groove 92 in depth adjustment and the second guide groove 104 for bevel angle adjustment are arranged at support 80.It is arranged such, can
To reduce processing cost, the rigidity of support 80 and the machining accuracy of portable cutter 30 can also be increased simultaneously.
As it is shown in fig. 7, when saw blade 48 is vertical with bottom base plate 66, base plate is forward and backward, left and right sidewall 68a-d substantially encloses
Become forward and backward for support, right side wall 84a-c were surrounded in one week, and support is forward and backward, right side wall 84a-c press close to base plate respectively before,
Afterwards, the inner side of right side wall 68a and 68b and 68d.Now, 66 press close to bottom frame bottom 82 and base plate.As shown in Figure 8, when unscrewing
Knob 106, bolt 110 slides in the second guide groove 104, and support 80 is around the second axis 98 rotary motion, now, before support,
Afterwards, right side wall 84a-c then disengages that base plate is forward and backward, the inner side of right side wall 68a and 68b and 68d.Bottom frame bottom 82 and base plate
The angle being formed between the angle being formed between 66 and saw blade 48 with bottom base plate 66 is equal, i.e. the inclined cut of saw blade 48
Angle.
Portable cutter 30 has parallel-moving type cutting and plug-in type cutting.During plug-in type cutting, start motor, such as Fig. 9
Shown in, friction pad 72 being resisted against on the surface of workpiece 200, one hand of operator grips on grip part 44, and another hand is grasped
Make handle 54, make lower shield 52 rotate relative to upper shield 50 around the axis F of saw blade axis 46；It follows that as shown in Figure 10, behaviour
Author holds on grip part 44 and is applied to 44 1, grip part pressure, now contacts line with friction pad 72 and workpiece 200
114 rotate portable cutter 30 for rotation so that whole portable cutter 30 rotates clockwise；At rotation process
In, lower shield 52 can promote further around the axis F rotation of saw blade axis 46 by handle 54 or by workpiece 200, so that
The saw blade 48 exposing lower shield 52 can be processed workpiece.So, operator just can cut in the centre position of workpiece 200
Groove.Further regarding to Figure 11, portable cutter 30 rotates clockwise until 66 pasting completely with the surface of workpiece 200 bottom base plate
Closing, portable cutter 30 now can be promoted forward to carry out cutting workpiece, having certain so that taking formula cutting machine 30 processing
The elongated slot of length.
Referring again to Figure 11, friction pad 72 is usual to be made up of wear-resisting, anti-slip material, such as rubber, silica gel etc..Therefore rub
Pad 72 is i.e. possible to prevent slip on workpiece 200 surface for the base plate 36 to hinder cutting work；It is possible to prevent again portable
The surface of friction pad 72 defective work piece 200 in the rotation process of cutting machine 30.
Friction pad 72 includes the curved surface 116 contacting with the surface of workpiece 200.This curved surface 116 can be arc surface or extremely
A few part is arc surface.The rotation of the convenient portable cutter of curved surface 116 30 so that stability of rotation；But also it is permissible
The surface of workpiece 200 is preferably protected in the rotation process of portable cutter 30.
Leaving gap between 66 bottom friction pad 72 and base plate, this gap is more little certainly more is easy to portable cutter 30
Rotate.Leave gap namely between 66 bottom friction pad 72 and base plate: bottom base plate 66 with workpiece 200 surface laminating when,
There is between the surface of the bottom of friction pad 72 and workpiece 200 certain gap L, be arranged so that and promoting portable cutting
Cutting mill 30 is along during the apparent motion of workpiece 200, and friction pad 72 will not contact with the surface of workpiece 200 and affect portable
The promotion of formula cutting machine 30.
Certainly, base plate 36 arranges friction pad 72, thus facilitate operator to realize this mode of plug-in type cutting, not
Being confined to the portable cutter enumerated in the present embodiment, this setup is equally applicable to traditional electric circular saw etc., and same
Sample can reach the effect realizing that plug-in type is cut.
During parallel-moving type cutting, as shown in figure 12, start motor by switch module, be resisted against workpiece by bottom base plate 66
300 surfaces, along the parallel promotion in the surface portable cutter 30 of workpiece 300, during promoting, workpiece 300 protects under promoting
Cover the 52 further axis F around saw blade axis 46 to rotate, thus the saw blade 48 exposing lower shield 52 can be processed.So
Just can start in one end of workpiece 200 to cut work.Continue to promote forward portable cutter 30 to carry out cutting workpiece, so that it may
There is the elongated slot of certain length with processing or workpiece 200 is cut off.
The present invention is not limited to aforementioned embodiments, and those skilled in the art also may be used under the enlightenment of the technology of the present invention marrow
Other changes can be made, but as long as its function realizing is same or similar with the present invention, scope all should be covered by
In.
Claims (10)
1. a portable cutter, comprising:
Housing；
Motor, is housed in described housing；
Cutter unit, is connected with described housing, and described cutter unit includes being arranged on saw blade axis and driven rotation by motor
Saw blade, the upper shield being fixedly connected with the casing and the axis around saw blade axis rotate and expose the lower shield of saw blade；
The base plate being connected with upper shield, described base plate is provided with saw blade through hole for making saw blade extend there through, and described base plate is also
Including for the base plate front side wall extending bottom the base plate against workpiece and from base plate bottom up；
It is characterized in that: described base plate front side wall is provided with the friction pad leaning with surface of the work and cuts for plug-in type.
2. portable cutter according to claim 1, it is characterised in that: described friction pad includes offseting with surface of the work
The curved surface leaning on.
3. portable cutter according to claim 1, it is characterised in that: described lower shield is spindle rotationally arranged in described
On saw blade axis.
4. portable cutter according to claim 3, it is characterised in that: described lower shield passes through the rotating institute of bearing
State on saw blade axis.
5. portable cutter according to claim 1, it is characterised in that: described housing includes the shell being connected with upper shield
Body is anterior, lengthwise extends rear and be positioned at that described housing is anterior and the grip part between described rear, wherein
Described motor is rotatably arranged on described rear, and described saw blade axis is vertically arranged with described motor output shaft.
6. portable cutter according to claim 5, it is characterised in that: described portable cutter includes and the described end
The support that plate connects, described upper shield is connected use with described support rotationally by being parallel to the first axle of described saw blade axis
In regulation depth of cut, described upper shield can not expose the minimum cut position of described saw blade through hole and described saw at described saw blade
Piece exposes and moves between the maximum cutting position of described saw blade through hole depth capacity.
7. portable cutter according to claim 6, it is characterised in that: when maximum cutting position, described grip part
The angle that extends between bottom axis and described base plate of lengthwise be not more than 20 degree.
8. portable cutter according to claim 6, it is characterised in that: described support is provided with the first guide groove, described
First guide groove is arc guide barrel, and the corresponding center of circle of circular arc at the first guide groove place is positioned on first axle.
9. portable cutter according to claim 8, it is characterised in that: described upper shield and described first guide groove are respectively
It is arranged at the anterior both sides of described housing.
10. portable cutter according to claim 6, it is characterised in that: described support is around being parallel to described base plate
Second axis of bottom is rotating is connected to regulating cutting angle with described base plate, and described support is provided with the second guide groove,
Described second guide groove is arc guide barrel, and the corresponding center of circle of circular arc at the second guide groove place is positioned on the second axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210243829.5A CN103537752B (en) | 2012-07-13 | 2012-07-13 | Portable cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210243829.5A CN103537752B (en) | 2012-07-13 | 2012-07-13 | Portable cutter |
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| Publication Number | Publication Date |
|---|---|
| CN103537752A CN103537752A (en) | 2014-01-29 |
| CN103537752B true CN103537752B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210243829.5A Active CN103537752B (en) | 2012-07-13 | 2012-07-13 | Portable cutter |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665803A (en) * | 2016-03-31 | 2016-06-15 | 上海吉祥塑铝制品有限公司 | Portable groove planer for grooving of aluminum corrugation core composite aluminum plate |
| JP6915973B2 (en) * | 2016-09-02 | 2021-08-11 | 株式会社マキタ | Work machine |
| CN111250782A (en) * | 2018-11-30 | 2020-06-09 | 宝时得科技（中国）有限公司 | Portable cutting machine |
| JP7299111B2 (en) * | 2019-09-03 | 2023-06-27 | 株式会社マキタ | portable cutting machine |
| CN110539360A (en) * | 2019-09-06 | 2019-12-06 | 中建八局第二建设有限公司 | Portable template cutting means |
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| CN102528854A (en) * | 2010-12-03 | 2012-07-04 | 美克司株式会社 | Portable cutting machine |
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| US7103979B2 (en) * | 2001-04-20 | 2006-09-12 | Hitachi Koki Co., Ltd. | Portable electric cutting device with blower mechanism |
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| DE3317904A1 (en) * | 1983-05-17 | 1984-11-22 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Circular hand saw with protective swing hood |
| CN2908064Y (en) * | 2006-04-20 | 2007-06-06 | 宁波保税区新唐国际贸易有限公司 | Multifunction saw |
| CN102335785A (en) * | 2010-07-21 | 2012-02-01 | 苏州宝时得电动工具有限公司 | Handheld tool |
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| CN102528854A (en) * | 2010-12-03 | 2012-07-04 | 美克司株式会社 | Portable cutting machine |
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