CN110014190A - Portable cutter - Google Patents
Portable cutter Download PDFInfo
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- CN110014190A CN110014190A CN201910319501.9A CN201910319501A CN110014190A CN 110014190 A CN110014190 A CN 110014190A CN 201910319501 A CN201910319501 A CN 201910319501A CN 110014190 A CN110014190 A CN 110014190A
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- saw blade
- shell
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- motor
- portable cutter
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Abstract
The present invention provides a kind of portable cutter, which includes: shell;Motor is housed in shell;Cutter unit is connect with shell, and cutter unit includes being mounted on saw blade axis and by the saw blade of motor driving rotation, the upper shield that is fixedly connected with the casing and the lower shield for around the axis of saw blade axis rotating and exposing saw blade;Lower shield is spindle rotationally arranged on saw blade axis.Lower shield is spindle rotationally arranged on saw blade axis, the diameter that can reduce the wheel hub on lower shield is arranged such, to make saw blade that can be increased with part, and then increases the cutting power of entire portable cutter.
Description
The application is filed in applicant's on July 13rd, 2012 entitled " portable cutter ", application No. is
201210243830.8 Chinese invention patent application divisional application.
Technical field
The present invention relates to a kind of power tools, more particularly, to a kind of portable cutter.
Background technique
Traditional portable cutter, such as portable electric annular saw generally include the saw blade for being used to workpieces processing,
For driving the motor of the saw blade, motor is rotatably arranged in shell, and main handle is used in operation for operation
Person holds.This electric circular saw includes a bottom plate, a upper shield and a lower shield, and upper shield is located at top and the shell of bottom plate
Body is fixedly connected, and at any time closes on saw blade top wherein;Lower shield is located at bottom plate in the following, when working, and lower shield can
Rotation exposes saw blade lower part.The shortcomings that this tradition electric circular saw is: lower shield is rotatably arranged on shell, to make
The wheel hub that lower shield is connected with the shell is relatively large in diameter, and being relatively large in diameter for wheel hub will make saw blade that can be reduced with part,
And then reduce the cutting power of entire portable cutter.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of portable cutter with larger cutting power.
To solve the above-mentioned problems, the present invention provides a kind of portable cutter, which includes: shell
Body;Motor is housed in the shell;Cutter unit is connect with the shell, and the cutter unit includes being mounted on saw blade axis
It is upper and rotated by the saw blade of motor driving rotation, the upper shield being fixedly connected with the casing and axis around saw blade axis and exposed and saw
The lower shield of piece;The bottom plate connecting with upper shield, the bottom plate are equipped with saw blade through-hole and are used for so that saw blade extends there through, and described
Bottom plate further includes for the bottom base plate against workpiece and the bottom plate front side wall upwardly extended from bottom base plate;The lower shield can
The setting of rotation is on the saw blade axis.
In disclosed portable cutter, lower shield is spindle rotationally arranged on the saw blade axis, such as
This setting can reduce the diameter of the wheel hub on lower shield, to make saw blade that can be increased with part, and then increase entire portable
The cutting power of cutting machine.
Preferably, the lower shield passes through on the bearing rotatably saw blade axis.
Preferably, the bottom plate front side wall is equipped with the friction pad to lean with workpiece surface.
Preferably, the friction pad includes the curved surface to lean with workpiece surface.
Preferably, the shell includes the shell front connecting with upper shield, the rear of lengthwise extension and is located at
Grip part between the shell front and the rear, wherein after the motor is rotatably arranged on the shell
Portion, and the saw blade axis is vertically arranged with the motor output shaft.
Preferably, the portable cutter includes the bracket connecting with the bottom plate, and the upper shield is by being parallel to
The first axle of the saw blade axis is rotationally connect for adjusting depth of cut with the bracket, and the upper shield can be described
Saw blade does not expose the minimum cut position of the saw blade through-hole and the saw blade exposes the maximum of the saw blade through-hole depth capacity
It is moved between cutting position.
Preferably, in maximum cutting position, the lengthwise of the grip part extends between axis and the bottom base plate
Angle is not more than 20 degree.
Preferably, the bracket is equipped with the first guide groove, and first guide groove is arc guide barrel, the circle where the first guide groove
The corresponding center of circle of arc is located on first axle.
Preferably, the upper shield and first guide groove are respectively arranged at the two sides of the shell front.
Preferably, the bracket is rotatably connect with the bottom plate around the second axis for being parallel to the bottom base plate
For regulating cutting angle, the bracket is equipped with the second guide groove, and second guide groove is arc guide barrel, where the second guide groove
The corresponding center of circle of circular arc is located in second axis.
Detailed description of the invention
Further detailed description is done to the present invention with reference to the accompanying drawing.
Fig. 1 is the perspective view for the portable cutter that the present invention discloses.
Fig. 2 is the sectional perspective exploded view of the revealed portable cutter of Fig. 1.
Fig. 3 is the cut-away view in Fig. 1 along the direction A-A.
Fig. 4 is the sectional perspective exploded view of the revealed portable cutter of Fig. 1.
Fig. 5 is the front view of the revealed portable cutter of Fig. 1, and portable cutting machine is in minimum cut position at this time
It sets.
Fig. 6 is the front view of the revealed portable cutter of Fig. 1, and portable cutting machine is in maximum cleavage at this time
It sets.
Fig. 7 is the revealed portable cutter of Fig. 1 from the perspective view in terms of the other side, and saw blade is vertical with bottom base plate at this time
Setting.
Fig. 8 is the revealed portable cutter of Fig. 1 from the perspective view in terms of the other side, and saw blade and bottom base plate tilt at this time
Setting.
Fig. 9 is schematic diagram of the revealed portable cutter of Fig. 1 when plug-in type is cut.
Figure 10 is schematic diagram of the revealed portable cutter of Fig. 1 when plug-in type is cut.
Figure 11 is schematic diagram of the revealed portable cutter of Fig. 1 when plug-in type is cut.
Figure 12 is schematic diagram of the revealed portable cutter of Fig. 1 when parallel-moving type is cut.
In figure:
30. taking 32. shell of formula cutting machine, 34. cutter unit
36. 40. shell front of bottom plate, 42. rear
44. 46. saw blade axis of grip part, 48. saw blade
50. 52. lower shield of upper shield, 54. handle
56. 58. wheel hub of collecting part, 60. bearing
62. 64. bearing outer ring of bearing inner race, 66. bottom base plate
68a-d bottom plate is forward and backward, 70. saw blade through-hole of left and right side wall
72. 76. first axle of friction pad, 78. locking mechanism
80. 82. frame bottom of bracket
84a-c. bracket is forward and backward, 86. mounting hole of right side wall
88. 90. depth adjustment bracket of through-hole, 92. first guide groove
94. 95. bolt of handle, 99. indicator
97. 98. second axis of threaded hole, 100. retaining mechanism
102. 104. second guide groove of bevel angle adjustment bracket, 106. knob
108. 110. bolt of nut, 111. connecting hole
112. 114. contact line of through-hole, 116. curved surface
200. workpiece, 300. workpiece
Specific embodiment
Referring to Fig. 1, embodiment of the present invention provides a kind of portable cutter 30.Portable cutter 30 includes shell
32, the motor (not shown) that is housed in shell 32, in shell 32 for transmitting the transmission component of power (in figure not
Show), the cutter unit 34 that connect with shell 32, the bottom plate 36 connecting with cutter unit 34, on shell 32 control motor
The switch block (not shown) whether to work.In the description of the present invention, unless otherwise noted, direction term, as before,
Afterwards, left and right, upper and lower etc., it is relative to the direction of the normal use portable cutter, as defined portable cutter
Before direction of advance is, the direction opposite with the direction of advance of portable cutter be after etc..
The power supply of portable cutter 30 is AC power source, i.e., is powered by AC power source to motor.Certainly portable to cut
Cutting mill 30 can also be powered using direct current energy, i.e., install battery pack on portable cutter 30, by battery pack to
Motor power supply.
Motor can be carbon brush motor, brushless motor etc., or corresponding to the energy source of portable cutter 30, motor
It can be alternating current motor or d.c. motor.Motor has motor output shaft (not shown), and by motor output shaft
Gear is installed to export the rotation of motor.
Shell 32 includes the rear 42 of shell front 40 and lengthwise extension, wherein shell front 40 and cutter unit 34
Connection;Rear 42 is provided with air inlet (not shown) and air outlet (not on rear 42 for accommodating motor
It shows).The longitudinal extending axis of rear 42 is E.Motor output shaft is parallel with the longitudinal extending axis E of rear 42 to be set
It sets.
The side of shell front 40 is arranged in cutter unit 34, since motor is arranged in rear 42, far from bottom plate
36, in this way, available space of the shell front 40 in the other side far from cutter unit 34 is larger, convenient for setting other structures.
Interconnecting piece 44 is formed in the part that shell front 40 is connect with rear 42.In order to more rationally utilize interconnecting piece
Interconnecting piece 44, has been designed to the grip part 44 of portable cutter 30 by 44 structure, i.e. user is grasped by holding grip part 44
Make portable cutter 30 and carries out cutting work.User is equivalent in shell front 40 and rear when holding grip part 44
Fulcrum is constituted between 42, the part of fulcrum two sides can mutually restrict under the influence of respective gravity, realize that 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 located on grip part 44, and portable cutter 30 has optimal operation at this time
Comfort level.
Certainly, grip part is not limited to be formed in interconnecting piece 44, grip part can also in addition be arranged in the top of shell 32,
The grip part is connected to shell front 40 on rear 42 etc., and those skilled in the art are also possible to make other changes
More, it but as long as its function is same or similar with the present invention with effect, should all be covered by the scope of the present invention.
The longitudinal extending axis of grip part 44 can be substantially parallel with the longitudinal extending axis E phase of rear 42 or again
Close setting, in the present embodiment, the longitudinal extending axis and the longitudinal extending axis E phase mutual respect of rear 42 of grip part 44
It closes.
Fig. 1 and Fig. 2 are please referred to, cutter unit 34 includes being mounted on saw blade axis 46 and by the saw blade 48 of motor driving rotation
And cover assembly.Cover assembly includes the upper shield 50 being fixedly connected with shell front 40 and revolves around the axis F of saw blade axis 46
The lower shield 50 turned.Upper shield 50 is used to cover the upper part of saw blade 48, and lower shield 50 is used to cover the lower part of saw blade 48.When
So, entire saw blade 48 can completely or not exclusively can be coated according to not same safety requirement, upper and lower shield 50 and 52.Work
When, lower shield 50 is pushed by workpiece and is rotated around the axis F of saw blade axis 46, so that the lower part of saw blade 48 be made to expose for cutting
Cut workpiece.Handle 54 is provided on lower shield 52, operating the handle 54 rotates lower shield 52 around the axis F of saw blade axis 46,
Expose the lower part of saw blade 48.
Referring to Fig. 2, lower shield 52 includes collecting part 56 for accommodating saw blade 48 and connect with collecting part 56
Wheel hub 58.Wheel hub 58 is directly spindle rotationally arranged on saw blade axis 46, the diameter that can reduce wheel hub 58 is arranged such, thus
It increase saw blade 48 can with part, and then increase the cutting power of entire portable cutter.
Referring to Fig. 3, being equipped with bearing 60 between saw blade axis 46 and wheel hub 58.Bearing 60 includes bearing inner race 62 and bearing
Outer ring 64.Bearing outer ring 64 can be rotated with respect to bearing inner race 62.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, in this way, lower shield 52 can be smoothly around saw
The axis F of bobbin 46 rotates, but not saw blade axis 46 is followed to rotate.
Certainly, lower shield 52 is set up directly on saw blade axis 46 or is arranged by bearing 60 in this installation side of saw blade axis 46
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,
Cutting machine of the desk-top diagonal cutting saw etc. with lower shield, and the effect for increasing cutting power can be reached.
Transmission component and motor output shaft are coupled, and the power of motor output shaft output is passed to saw blade by saw blade axis 46
48.Saw blade 48 is installed on one end of saw blade axis 46, and the other end of saw blade axis 46 can pass through direct geared and motor output shaft
Gear mating realizes that motor driving saw blade axis 46 rotates.Certainly, it can also be arranged between motor output shaft and saw blade axis 46 and subtract
Fast gear etc., no longer describes in detail as space is limited herein.The axis F of saw blade axis 46 and the axis of motor output shaft mutually hang down
Straight setting or substantially vertical setting.
Referring to Fig. 4, bottom plate 36 includes bottom base plate 66, in the course of work, bottom base plate 66 is resisted against workpiece surface.
Bottom plate is forward and backward, left and right side wall 68a-d substantially surrounds a Zhou Bingcong bottom base plate 66 and upwardly extends.Bottom base plate 66 is equipped with
Saw blade through-hole 70, saw blade through-hole 70 are used for so that saw blade 48 extends there through.The outside of bottom plate front side wall 68 is equipped with friction pad 72.It rubs
The specific effect of scrubbing pad 72 can be described in detail later.
Portable cutter 30 is equipped with depth adjusting mechanism, for changing the depth of cutting.Depth adjusting mechanism shell 32
With shell 32 and cutter unit 34 can be made to pivot together around first axle 76, and the locking mechanism by being mounted on shell 32
78 are locked.First axle 76 and the axis F of saw blade axis 46 are arranged in parallel.
Portable cutter 30 includes the bracket 80 connecting with bottom plate 36.Bracket 80 includes frame bottom 82.Before bracket,
Afterwards, right side wall 84a-c is upwardly extended from frame bottom 82, and the not set side wall in the left side of frame bottom 82 so facilitates saw blade 48
Across bracket 80.
The mounting hole 86 being provided symmetrically on bracket front side wall 84a, shell front 40 are equipped with through-hole 88.Pin shaft is (not
Diagram) mounting hole 86 and through-hole 88 are passed through, so that the first axle 76 that shell 32 and cutter unit 34 are limited around pin shaft together
It pivots.Certainly, bracket 80 and shell front 40 can also pass through bolt, screw, rivet or other well known to those skilled in the art
Structure installation.
Bracket 80 includes depth adjustment bracket 90, which prolongs upwards from the side of bracket right side wall 84c
It stretches.Depth adjustment bracket 90 is equipped with the first guide groove 92.First guide groove 92 is arc guide barrel, the circular arc pair where the first guide groove 92
The center of circle answered is located on first axle 76.
Locking mechanism 78 includes handle 94, the bolt 95 being connected on handle 94 and the spiral shell being arranged on shell front 40
Pit 97.Bolt 95 passes through the first guide groove 94 and cooperates with threaded hole 97.By rotating handle 94, bolt 95 is made to be locked to threaded hole
In 97, so that shell 32 and cutter unit 34 be locked relative to bracket.
In the present embodiment, upper shield 50 and the first guide groove 92 are respectively arranged at the two sides of shell front 40.So set,
Operator is then facilitated using handle 94, and the length of bolt can be reduced, increases operability.
In order to facilitate observation depth of cut, the position on depth adjustment bracket 90 close to the first guide groove 92 is provided with mark
The scale (not shown) of cutting-in is equipped with indicator 99 on bolt 95.Once unscrewing bolt 95, the mobile cutting element of operator
36, so that bolt 95 be made to slide in the first guide groove 92, shell 32, cutter unit 34 are around first axle 76 together the bottom of relative to
Plate 36 and bracket 80 are moved to change the depth of cut of saw blade 48.By indicator 99 and it can be arranged at this time in depth adjustment bracket
Scale on 90 observes cutting angle.Once reaching desired locations, rotatable handgrip 94 is protected to clamp cutter unit 34
It holds in 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 shown in figure 5, at minimum cut position, saw blade 48 does not pass through the saw blade through-hole 70 on bottom plate 36, saw blade axis 46 with
Distance is maximum between bottom plate 36.As shown in fig. 6, saw blade 48 is from the saw blade through-hole 70 on bottom plate 36 in maximum cutting position
Across and distance is minimum saw blade axis 46 and bottom plate 36.In the position, the longitudinal extending axis E Yu bottom plate 36 of grip part 44 it
Between angle be not more than 20 degree, be arranged such greatly improve the comfort of 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 tune
Section structure can be such that shell 32 and cutter unit 34 pivots together around second axis 98, and the locking by being mounted on bottom plate 36
Mechanism 100 is fixed.Second axis 98 is arranged in parallel with bottom base plate 66.
Bracket 80 includes bevel angle adjustment bracket 102, and the side of the bevel angle adjustment bracket 102 from bracket front side wall 84a are upward
Extend.Bevel angle adjustment bracket 102 is equipped with the second guide groove 104.Second guide groove 104 is arc guide barrel, where the second guide groove 104
The corresponding center of circle of circular arc is located in second axis 98.
Retaining mechanism 100 includes knob 106, the nut 108 connecting with knob 106 and the bolt cooperated with nut 108
110.Through-hole and second guide groove 104 of the bolt 110 on bottom plate front side wall 68a cooperate with nut 110.Knob 106 is screwed, from
And shell 32 and cutter unit 34 are locked relative to bottom plate 36.
The connecting hole 111 being provided symmetrically on the forward and backward side wall 84a and 84b of bracket, the forward and backward side wall 68a and 68b of bottom plate
On be respectively equipped with through-hole 112 (through-hole on floor rear wall 68b has only been marked in figure).Two pin shafts (not shown) are each passed through
Similar connecting hole 111 and through-hole 112, so that bracket 80, shell 32 and cutter unit 34 are together around the second of pin shaft restriction
Axis 98 pivots.Certainly, bracket 80 and bottom plate 36 can also be public by bolt, screw, rivet or other those skilled in the art
The structure installation known.
In order to facilitate observation cutting angle, bevel angle adjustment bracket 102 is provided with mark in the position close to the second guide groove 104
The scale (not shown) of cutting angle is equipped with pointer on bottom plate front side wall 68a.Once unscrewing knob 106, bolt 110 is
Sliding in two guide grooves 104, so that shell 32, cutter unit 34 and bracket 80 can be transported around second axis 98 relative to bottom plate 36
The dynamic cutting angle to change saw blade 48.At this time portable cut can be observed by the pointer being arranged on bottom plate front side wall 68a
30 cutting angle of cutting mill.Once reaching desired locations, knob 106 can be screwed so that the clamping of cutter unit 34 is maintained at desired position
It sets.
Seen from the above description, bracket 80 includes depth adjustment bracket 90 and bevel angle adjustment bracket 102, that is to say, that will be used
The first guide groove 92 in depth adjustment and the second guide groove 104 for bevel angle adjustment are arranged at bracket 80.So set, can
To reduce processing cost, while the rigidity of bracket 80 and the machining accuracy of portable cutter 30 can also be increased.
As shown in fig. 7, bottom plate is forward and backward, left and right side wall 68a-d substantially encloses when saw blade 48 is vertical with bottom base plate 66
At one week forward and backward by bracket, right side wall 84a-c is surrounded, and bracket is forward and backward, right side wall 84a-c respectively close to before bottom plate,
Afterwards, the inside of right side wall 68a and 68b and 68d.At this point, frame bottom 82 and bottom base plate 66 close to.As shown in figure 8, when unscrewing
Knob 106, bolt 110 slide in the second guide groove 104, and bracket 80 surrounds 98 rotary motion of second axis, at this point, before bracket,
Afterwards, right side wall 84a-c then disengages that bottom plate is forward and backward, inside of right side wall 68a and 68b and 68d.Frame bottom 82 and bottom base plate
The angle formed between the angle formed between 66 and saw blade 48 and 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.When plug-in type is cut, starter motor, such as Fig. 9
It is shown, friction pad 72 is resisted against on the surface of workpiece 200, one hand of operator is held on grip part 44, another hand behaviour
Make handle 54, rotates lower shield 52 relative to upper shield 50 around the axis F of saw blade axis 46;Next, as shown in Figure 10, behaviour
Author holds on grip part 44 and is applied to the pressure of grip part 44 1, at this time with the contact line of friction pad 72 and workpiece 200
114 rotate portable cutter 30 for rotation axis, so that entire portable cutter 30 rotates clockwise;In rotation process
In, lower shield 52 can push the further axis F around saw blade axis 46 to rotate by handle 54 or by workpiece 200, to make
The saw blade 48 for exposing lower shield 52 can carry out workpieces processing.In this way, operator can cut in the middle position of workpiece 200
Slot.Figure 11 is further regarded to, portable cutter 30 rotates clockwise until bottom base plate 66 and the surface of workpiece 200 are pasted completely
It closes, portable cutter 30 can be pushed forward to carry out cutting workpiece at this time, to make to take the processing of formula cutting machine 30 with certain
The elongated slot of length.
Referring again to Figure 11, friction pad 72 is usually made of wear-resisting, anti-slip material, such as rubber, silica gel etc..Therefore it rubs
Pad 72 can prevent sliding of the bottom plate 36 on 200 surface of workpiece and hinder cutting work;It can prevent portable again
The surface of 72 defective work piece 200 of friction pad in the rotation process of cutting machine 30.
Friction pad 72 includes the curved surface 116 being in contact with the surface of workpiece 200.The curved surface 116 can be arc surface or extremely
Few a part is arc surface.The rotation of the more convenient portable cutter 30 of curved surface 116, so that stability of rotation;But also it can be with
The surface of workpiece 200 is preferably protected in the rotation process of portable cutter 30.
There are gap between friction pad 72 and bottom base plate 66, certain gap is smaller more convenient for portable cutter 30
Rotation.There are gaps between friction pad 72 and bottom base plate 66 namely: when bottom base plate 66 is bonded with 200 surface of workpiece,
There is certain gap L between the bottom of friction pad 72 and the surface of workpiece 200, be arranged so that and pushing portable cut
During the apparent motion of workpiece 200, friction pad 72 will not be in contact with the surface of workpiece 200 and influence portable cutting mill 30
The promotion of formula cutting machine 30.
Certainly, friction pad 72 is set on bottom plate 36, to facilitate operator to realize that plug-in type cuts this mode, not
Limit to the portable cutter enumerated in this present embodiment, this setup is equally applicable to traditional electric circular saw etc., and same
Sample can reach the effect for realizing plug-in type cutting.
When parallel-moving type is cut, as shown in figure 12, by switch block starter motor, bottom base plate 66 is resisted against workpiece
300 surfaces push portable cutter 30 along the surface of workpiece 300 in parallel, and during promotion, workpiece 300 pushes lower shield
Cover 52 is further rotated around the axis F of saw blade axis 46, so that exposing the saw blade 48 of lower shield 52 can be processed.So
It can start to cut work in one end of workpiece 200.Continue to push portable cutter 30 to carry out cutting workpiece forward, so that it may
To process the elongated slot with certain length or cut off workpiece 200.
The present invention is not limited to aforementioned embodiments, those skilled in the art may be used also under the enlightenment of the technology of the present invention marrow
Other changes can be made, but as long as the function and the present invention of its realization are same or similar, the scope of the present invention should all be covered by
It is interior.
Claims (10)
1. a kind of portable cutter, it is characterised in that: the portable cutter includes:
Shell;
Motor is housed in the shell, and the motor is used to that saw blade to be driven to rotate around the axis of saw blade axis, the motor tool
There is motor output shaft;
Cutter unit is connect with the shell, and the cutter unit includes the upper shield being fixedly connected with the shell and surrounds
The axis of saw blade axis rotates and exposes the lower shield of saw blade;And the cutter unit can be cut around first axle rotation for adjusting
Cut depth;
Bottom plate is connect with the upper shield, and the bottom plate is equipped with saw blade through-hole and is used for so that saw blade extends there through;Bracket, with institute
Bottom plate connection is stated, the bracket includes depth adjustment bracket, and the depth adjustment bracket is equipped with the first guide groove, and described first leads
Slot is arc guide barrel, and the corresponding center of circle of circular arc where the first guide groove is located on first axle, and the upper shield and described
One guide groove is respectively arranged at the two sides of the shell.
2. portable cutter according to claim 1, it is characterised in that: the shell includes connecting with the upper shield
Shell front, lengthwise extend rear and the grip part between the shell front and the rear,
The two sides of the shell front are arranged in the depth adjustment bracket and the upper shield.
3. portable cutter according to claim 2, it is characterised in that: the motor is contained in the rear.
4. portable cutter according to claim 1, it is characterised in that: the axis of the saw blade axis and the motor are defeated
The axis of shaft is vertically arranged.
5. portable cutter according to claim 1, it is characterised in that: the portable cutter includes locking machine
Structure, the locking mechanism includes handle, the bolt that is connected on the handle, and the bolt passes through first guide groove and setting
Threaded hole cooperation on the housing.
6. a kind of portable cutter, it is characterised in that: the portable cutter includes:
Shell;
Motor is housed in the shell, and the motor is used to that saw blade to be driven to rotate around the axis of saw blade axis, the motor tool
There is motor output shaft;
Cutter unit is connect with the shell, and the cutter unit includes the upper shield being fixedly connected with the shell and surrounds
The axis of saw blade axis rotates and exposes the lower shield of saw blade;And the cutter unit can be cut around first axle rotation for adjusting
Cut depth;
Bottom plate is connect with the upper shield, and the bottom plate is equipped with saw blade through-hole and is used for so that saw blade extends there through;Bracket, with institute
Bottom plate connection is stated, the bracket includes depth adjustment bracket, and the depth adjustment bracket is equipped with the first guide groove, and described first leads
Slot is arc guide barrel, and the corresponding center of circle of circular arc where the first guide groove is located on first axle, and the upper shield is arranged in institute
State shell side;The other side of the shell is arranged in first guide groove.
7. portable cutter according to claim 6, it is characterised in that: the axis of the saw blade axis and the motor are defeated
The axis of shaft is vertically arranged.
8. portable cutter according to claim 6, it is characterised in that: the shell includes connecting with the upper shield
Shell front, the rear that extends of lengthwise, the side of the shell front is arranged in the upper shield;First guide groove
The other side of the shell front is set.
9. portable cutter according to claim 8, it is characterised in that: the portable cutter includes locking machine
Structure, the locking mechanism includes handle, the bolt that is connected on the handle, and the bolt passes through first guide groove and setting
Threaded hole cooperation on shell front.
10. portable cutter according to claim 8, it is characterised in that: the motor is contained in the rear.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910319501.9A CN110014190B (en) | 2012-07-13 | 2012-07-13 | Portable cutting machine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210243830.8A CN103537753A (en) | 2012-07-13 | 2012-07-13 | Portable cutting machine |
CN201910319501.9A CN110014190B (en) | 2012-07-13 | 2012-07-13 | Portable cutting machine |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210243830.8A Division CN103537753A (en) | 2012-07-13 | 2012-07-13 | Portable cutting machine |
Publications (2)
Publication Number | Publication Date |
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CN110014190A true CN110014190A (en) | 2019-07-16 |
CN110014190B CN110014190B (en) | 2021-09-07 |
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Application Number | Title | Priority Date | Filing Date |
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CN201910319501.9A Active CN110014190B (en) | 2012-07-13 | 2012-07-13 | Portable cutting machine |
CN201210243830.8A Pending CN103537753A (en) | 2012-07-13 | 2012-07-13 | Portable cutting machine |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210243830.8A Pending CN103537753A (en) | 2012-07-13 | 2012-07-13 | Portable cutting machine |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111250782A (en) * | 2018-11-30 | 2020-06-09 | 宝时得科技(中国)有限公司 | Portable cutting machine |
DE202019103132U1 (en) * | 2019-06-04 | 2020-09-07 | Robel Bahnbaumaschinen Gmbh | Cut-off machine for cutting through a rail of a track |
CN114951820B (en) * | 2022-04-12 | 2024-03-26 | 宁波天和电动工具有限公司 | Multifunctional mini saw |
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CN103537753A (en) | 2014-01-29 |
CN110014190B (en) | 2021-09-07 |
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