CN207272300U - Electric circular saw - Google Patents
Electric circular saw Download PDFInfo
- Publication number
- CN207272300U CN207272300U CN201721287400.0U CN201721287400U CN207272300U CN 207272300 U CN207272300 U CN 207272300U CN 201721287400 U CN201721287400 U CN 201721287400U CN 207272300 U CN207272300 U CN 207272300U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- axis
- mandrel
- casing
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a kind of electric circular saw, including:Saw blade, motor, casing, determine shield, dynamic shield, bottom plate and depth adjusting mechanism, motor is used to drive saw blade to rotate by axis of first axle, casing is used to accommodate motor, determine shield to be fixedly connected with casing composition, dynamic shield is flexibly connected with determining shield composition, bottom plate forms the rotation connection using second axis as axis with casing, and it is the turned angle of the opposite casing of axis that depth adjusting mechanism, which is used for regulating base board using second axis,;Second axis is parallel to each other with first axle;Depth adjusting mechanism includes:Mandrel, first connecting rod and second connecting rod, mandrel are connected to bottom plate, and first connecting rod is rotatably connected to mandrel, and second connecting rod, which is connected to, determines shield or casing;Wherein, second connecting rod is formed with first connecting rod and is flexibly connected;Depth adjusting mechanism further includes the locked component for locking first connecting rod relative to the rotation of mandrel.It is more convenient that the electric circular saw make it that user's operation is got up.
Description
Technical field
It the utility model is related to a kind of electric circular saw, and in particular to the depth adjusting mechanism of electric circular saw.
Background technology
Electric circular saw is frequently necessary to offer the different groove of the depth on workpiece when cutting workpiece, and user needs to control for this
Saw blade stretches out the size of bottom plate.
In order to adjust the size that saw blade stretches out bottom plate, electric circular saw also typically includes depth adjusting mechanism, but existing depth
Degree adjusting mechanism is usually connected on shield, therefore user's operation comparison of getting up is inconvenient.
Utility model content
To solve the deficiencies in the prior art, the purpose of this utility model is to provide a kind of user-friendly electricity circle
Saw.
In order to realize above-mentioned target, the utility model adopts the following technical scheme:
A kind of electric circular saw, including:Saw blade, motor, casing, determine shield, dynamic shield, bottom plate and depth adjusting mechanism, motor
For driving saw blade to be rotated by axis of first axle, casing is used to accommodate motor, determines shield and is fixedly connected with casing composition, moves shield
Cover is flexibly connected with determining shield composition, and bottom plate forms the rotation connection using second axis as axis with casing, and depth adjusting mechanism is used
Using second axis it is axis with respect to casing turned angle in regulating base board;Second axis is parallel to each other with first axle;Depth
Adjusting mechanism includes:Mandrel, first connecting rod and second connecting rod, mandrel are connected to bottom plate, and first connecting rod is rotatably connected to core
Axis, second connecting rod, which is connected to, determines shield or casing;Wherein, second connecting rod is formed with first connecting rod and is flexibly connected;Depth adjustment
Mechanism further includes the locked component for locking first connecting rod relative to the rotation of mandrel.
Further, first connecting rod is formed with second connecting rod and is rotatablely connected, and second connecting rod is fixedly connected with determining shield composition;
When bottom plate is only rotated using second axis as axis relative to casing, mandrel opposed bottom position is fixed.
Further, depth adjusting mechanism further includes:Connection first connecting rod and second connecting rod simultaneously make first connecting rod and second
Connecting rod forms the connecting shaft of rotation connection;Wherein, the axis that first connecting rod is rotated relative to second connecting rod is parallel to first axle.
Further, the axis that first connecting rod is rotated relative to mandrel is parallel to first axle.
Further, first connecting rod, which is formed or is connected with, circumferentially rotates part, circumferentially rotates part and is formed together with first connecting rod
Step rotates;Locked component includes:The first position for locking the rotation for circumferentially rotating part can be at least moved to and release circumferentially rotates
The locking piece for the second place that part rotates.
Further, part is circumferentially rotated formed with the first circumferential drive mechanism, and locking piece with first formed with circumferential passing
Locking circumferentially rotates the second circumferential drive mechanism of the rotation of part when moving form touch and coordinating;Wherein, it is in the in locking piece
During one position, the second circumferential drive mechanism is contacted and coordinated with the first circumferential drive mechanism;When locking piece is in the second place,
Locking piece departs from the cooperation with the first circumferential drive mechanism.
Further, locking piece forms being slidably connected for the axis direction rotated along first connecting rod relative to mandrel with mandrel.
Further, locked component further includes:Can at least locking piece be driven to be moved to first position when being user-operably
Operating parts.
Further, locked component includes:Operating parts, operating parts includes for user's operation so that locked component locking first
The lever of the rotation of connecting rod;Operating parts is connected to mandrel;When bottom plate is only rotated using second axis as axis relative to casing, operation
Part opposed bottom position is fixed.
Further, first connecting rod is formed with engaging tooth;Depth adjusting mechanism, which further includes, is sleeved on first connecting rod simultaneously energy
The locating part slided along the extending direction of first connecting rod;Locating part is formed with can rely at least partially embedded engagement of elastic force of itself
The grab of tooth.
The utility model is beneficial in that:User can singlehanded regulating base board and locked component at the same time, so as to avoid
The position of bottom plate shifts.
Brief description of the drawings
Fig. 1 is the stereogram of the electric circular saw of the utility model;
Fig. 2 is the stereogram for determining shield, bottom plate and depth adjusting mechanism in Fig. 1;
Fig. 3 is the top view of structure shown in Fig. 2;
Fig. 4 is sectional view of the structure shown in Fig. 2 along line A-A;
Fig. 5 is sectional view of the structure shown in Fig. 2 along line B-B;
Fig. 6 is explosive view of the structure shown in Fig. 2 under a visual angle;
Fig. 7 is explosive view of the structure shown in Fig. 2 under another visual angle.
Embodiment
Electric circular saw 100 shown in Fig. 1 can cut timber for user.As depicted in figs. 1 and 2, electric circular saw 100 includes:Machine
Shell 11, motor 12, saw blade 13, bottom plate 14, determine shield 15 and dynamic shield 16.Wherein, casing 11 includes being used to accommodate motor 12
Receiving portion 111.Motor 12 is arranged in casing 11, and motor 12 is used to drive saw blade 13 to rotate for axis with first axle 101.Saw blade
13 be circle.Determine shield 15 and part encirclement is carried out to saw blade 13 on the circumferencial direction around first axle 101.Dynamic shield 16 with
Determine shield 15 form can be with first axle 101 for axis rotation connection, dynamic shield 16 relative to determine the rotation of shield 15 when can cause
Saw blade 13 exposes to cut workpiece.Bottom plate 14 is also formed with using formed with the base plate plane 141 for contacting with workpiece, bottom plate 14
In the opening 142 for passing through 13 part of saw blade.
It is known that user is frequently necessary to open up the different groove of some depths on workpiece when cutting workpiece, at this moment I
Wish saw blade 13 stretch out bottom plate 14 size be that can change with the difference of groove.Therefore in the utility model, bottom plate
14 also form rotation connection that can be with second axis 102 for axis with casing 11.Wherein, bottom plate 14 rotated relative to casing 11 second
Axis 102 is parallel with first axle 101.In this way, when bottom plate 14 rotated different angle relative to casing 11, saw blade 13 stretches out bottom
The size of plate 14 can also change correspondingly, so that at this moment user can open up the different groove of the depth on workpiece.
In the present embodiment, electric circular saw 100 further includes depth adjusting mechanism 20, and depth adjusting mechanism 20 is used for regulating base board
14 angles rotated with second axis 102 for axis relative to casing 11.
Specifically, as shown in Figures 2 to 7, depth adjusting mechanism 20 includes:Mandrel 21, first connecting rod 22, second connecting rod
23 and locked component 30.
Mandrel 21 is formed with bottom plate 14 and connected, and 21 opposed bottom 14 of mandrel cannot be rotated with second axis 102 for axis.Tool
For body, mandrel 21 extends along the 3rd axis 103 parallel to first axle 101, and mandrel 21 passes through first connector 24
It is connected with bottom plate 14, in this way, when bottom plate 14 is only rotated relative to casing 11 with second axis 102 for axis, mandrel 21 and bottom plate 14
Relative position fix.First connecting rod 22 can rotatably be connected to mandrel 21,22 shape of first connecting rod with the 3rd axis 103 for axis
Into the first hole 221 having along 103 direction of the 3rd axis through first connecting rod 22, mandrel 21 passes through first hole 221, first connecting rod
22 can rotate around mandrel 21.Second connecting rod 23, which is connected to, determines shield 15 or casing 11, in the present embodiment, with second connecting rod 23
It is connected to exemplified by determining shield 15.Second connecting rod 23 can be fixedly connected with determining the composition of shield 15, and specifically, second connecting rod 23 is logical
Cross the second connector 25 to be fixedly connected with determining shield 15, which is specifically as follows screw.
First connecting rod 22 is also formed with second connecting rod 23 and is flexibly connected, specifically, in the present embodiment, first connecting rod 22
The rotation connection with four axistyle 104 for axis is formed with second connecting rod 23.It should be understood that first connecting rod 22 and second connecting rod 23
Between can also set other centre parts cause both form be flexibly connected, in other words, as long as 23 energy of second connecting rod
With respect to first connecting rod 22 can activity and between them include connect the part of both belong to the utility model protection
Scope.Specifically, first connecting rod 22 and second connecting rod 23 form rotation connection, 22 phase of first connecting rod by a connecting shaft 26
The first axle 101 that the four axistyle 104 rotated to second connecting rod 23 is rotated also parallel with saw blade 13.Connecting shaft 26 passes through first
Connecting rod 22 and second connecting rod 23 simultaneously connect both.Locked component 30 is used to lock turn of the first connecting rod 22 with respect to mandrel 21
It is dynamic.In this way, when the unlocked first connecting rod 22 of locked component 30 is relative to the rotation of mandrel 21, because mandrel 21 is connected to bottom plate
14, first connecting rod 22 and second connecting rod 23 are rotatablely connected, at this moment if user applies to bottom plate 14 so that bottom plate 14 is directed away from
When determining the power of direction movement of shield 15, first connecting rod 22 can be rotated relative to second connecting rod 23, so that at this moment bottom plate 14 is towards remote
Moved from the position for determining shield 15.It can be seen from the above that the structure of the depth adjusting mechanism 20 in the present embodiment is simple, user's operation side
Just, and mandrel 21 and first connecting rod 22 are arranged on bottom plate 14, in this way, being rotated for locking first connecting rod 22 relative to mandrel 21
Locked component 30 can be connected to bottom plate 14 so that the distance between locked component 30 and bottom plate 14 will not change and can set
Put relatively, so user at 14 position of regulating base board can singlehanded regulating base board 14 and locked component 30 at the same time, keep away
Exempt to need to take away hand into the position hair for removing bottom plate 14 caused by operation locked component 30 again during regulating base board 14 to suitable position
The problem of raw offset.
Locked component 30 includes:Circumferentially rotate part 31, locking piece 32 and operating parts 33.Circumferentially rotate part 31 and first connecting rod
22 form synchronous rotation, specifically, circumferentially rotate 31 partial insertion of part to the first hole 221 of first connecting rod 22, first connecting rod
22 are also formed with groove 221a on the hole wall in the first hole 221, circumferentially rotate part 31 formed with the protrusion that can be inserted into groove 221a
311, in the case where the transmission of groove 221a and protrusion 311 coordinates, first connecting rod 22 is rotated synchronously with the composition of part 31 is circumferentially rotated.Locking
Part 32 can move between the first position and the second position, and when locking piece 32 is moved to first position, locking piece 32 locks week
Rotation to rotating member 31, so that first connecting rod 22 is locked relative to the rotation of mandrel 21, and then bottom plate 14 is with respect to casing 11
Rotate locked.And when locking piece 32 is moved to the second place, locking piece 32 discharges the rotation for circumferentially rotating part 31, so that the
One connecting rod 22 can be rotated relative to mandrel 21, and then bottom plate 14 can be rotated relative to casing 11, and at this moment user can adjust saw blade
13 depth of cut.Operating parts 33 is used for for user's operation so that locking piece 32 moves between the first position and the second position
It is dynamic.It should be understood that circumferentially rotating part 31 can also be integrally formed with first connecting rod 22, it can be the at this moment to circumferentially rotate part 31
The part that one connecting rod 22 is formed, in this way, locking piece 32 can directly be connected by the cooperation locking first with first connecting rod 22
Rotation of the bar 22 relative to mandrel 21.
Part 31 is circumferentially rotated formed with the first circumferential drive mechanism 312, locking piece 32 is formed with the second circumferential drive mechanism
321.When locking piece 32 is in first position, the second circumferential drive mechanism 321 is contacted and matched somebody with somebody with the first circumferential drive mechanism 312
Close, at this moment locking piece 32, which locks, circumferentially rotates the overall rotation relative to mandrel 21 that part 31 and first connecting rod 22 are formed.Locking
When determining part 32 and being in the second place, the second circumferential drive mechanism 321 of locking piece 32 departs from and the first circumferential drive mechanism 312
Coordinate.First circumferential drive mechanism 312 is the end-tooth towards locking piece 32, and the second circumferential drive mechanism 321 is also end-tooth.
Locking piece 32 forms being slidably connected along 103 direction of the 3rd axis with mandrel 21, and locking piece 32 is slided with respect to mandrel 21
It can switch between the first position and the second position when dynamic.Locking piece 32 is with mandrel 21 around the circumference side of the 3rd axis 103
Fixed upwards, in other words, locking piece 32 cannot be rotated relative to mandrel 21.Operating parts 33 is rotatably connected to mandrel 21, behaviour
Workpiece 33 is further included for the lever 331 for user's operation.When user's rotating operation part 33, operating parts 33 can drive locking
Part 32 is moved by the second place towards first position.Specifically, operating parts 33 is formed with drive surface 332, and drive surface 332 can be with
Can also be curved surface for inclined-plane, locking piece 32 is formed with the stress surface 322 coordinated with drive surface 332.In this way, work as 33 phase of operating parts
By drive surface 332 locking piece 32 can be driven to be slided along 103 direction of the 3rd axis when being rotated to mandrel 21.In the present embodiment,
Torsional spring 34 is additionally provided between operating parts 33 and locking piece 32, when locking piece 32 end-tooth and circumferentially rotate the end-tooth of part 31
When not aligning completely, torsional spring 34 can drive them to align.Because operating parts 33 is connected to mandrel 21, work as bottom plate 14 only
When being rotated relative to casing 11 with second axis 102 for axis, the position of 331 opposed bottom 14 of lever is fixed, so as to facilitate user
Operation.
In the present embodiment, depth adjusting mechanism 20, which further includes, is sleeved on first connecting rod 22 and can be along first connecting rod 22
The locating part 27 of lower slider.Specifically, on first connecting rod 22 formed with engaging tooth 222, locating part 27 formed with can rely on from
The grab 271 of at least partially embedded engaging tooth 222 of body elastic force, can temporarily limit when grab 271 is engaged with engaging tooth 222
With respect to the position of first connecting rod 22, locating part 27 further includes to be arranged between first connecting rod 22 and second connecting rod 23 to limit position part 27
The limiting section 272 that the angle formed between first connecting rod 22 and second connecting rod 23 processed further reduces.In this way, user can adjust
Section locating part 27 is moved to the predeterminated position on first connecting rod 22, at this moment if user's regulating base board 14 was rotated relative to casing 11
Certain angle, correspondingly, the angle between first connecting rod 22 and second connecting rod 23 can also change, when 22 He of first connecting rod
When angle between second connecting rod 23 reaches a default minimum angles, locating part 27 will prevent first connecting rod 22 and second
Angle between connecting rod 23 further reduces, so as to limit bottom plate 14 relative to the angle that casing 11 rotates reach one it is default
Extreme position, and then can limit saw blade 13 pass through bottom plate 14 full-size.
The basic principle, main feature and advantage of the utility model has been shown and described above.The technical staff of the industry
It should be appreciated that above-described embodiment does not limit the utility model in any form, it is all by the way of equivalent substitution or equivalent transformation
The technical solution obtained, all falls within the scope of protection of the utility model.
Claims (10)
1. a kind of electric circular saw, including:
Saw blade;
Motor, for driving the saw blade to be rotated by axis of first axle;
Casing, for accommodating the motor;
Determine shield, form and be fixedly connected with the casing;
Dynamic shield, determine shield composition and is flexibly connected with described;
Bottom plate, the rotation connection using second axis as axis is formed with the casing;
Depth adjusting mechanism, for adjusting the bottom plate using the second axis as the relatively described turned angle of casing of axis;
Wherein, the second axis is parallel to each other with the first axle;
It is characterized in that:
The depth adjusting mechanism includes:
Mandrel, is connected to the bottom plate;
First connecting rod, is rotatably connected to the mandrel;
Second connecting rod, is connected to and described determines shield or the casing;
Wherein, the second connecting rod is formed with the first connecting rod and is flexibly connected;The depth adjusting mechanism is further included for locking
Locked component of the fixed first connecting rod relative to the rotation of the mandrel.
2. electric circular saw according to claim 1, it is characterised in that:
The first connecting rod is rotatablely connected with second connecting rod composition, and the second connecting rod determines the fixed company of shield composition with described
Connect;
When the bottom plate is only rotated using the second axis as axis relative to the casing, the relatively described bottom plate position of the mandrel
It is fixed.
3. electric circular saw according to claim 1, it is characterised in that:
The depth adjusting mechanism further includes:
Connect the first connecting rod and second connecting rod and the first connecting rod and second connecting rod is formed the connecting shaft being rotatablely connected;
Wherein, the first connecting rod relative to the axis that the second connecting rod rotates parallel to the first axle.
4. electric circular saw according to claim 1, it is characterised in that:
The first connecting rod is relative to the axis that the mandrel rotates parallel to the first axle.
5. electric circular saw according to claim 1, it is characterised in that:
The first connecting rod, which is formed or is connected with, circumferentially rotates part, and described to circumferentially rotate part synchronous with first connecting rod composition
Rotate;
The locked component includes:It can at least be moved to described in first position and the release for the rotation that part is circumferentially rotated described in locking
Circumferentially rotate the locking piece of the second place of part rotation.
6. electric circular saw according to claim 5, it is characterised in that:
The part that circumferentially rotates is formed with the first circumferential drive mechanism, and the locking piece with described first formed with circumferential being driven
Form touch and when coordinating locking circumferentially rotate the second circumferential drive mechanism of the rotation of part;
Wherein, when the locking piece is in the first position, the described second circumferential drive mechanism and the described first circumferential biography
Dynamic form touch simultaneously coordinates;When locking piece is in the second place, the locking piece departs from and the described first circumferential transmission
The cooperation of structure.
7. electric circular saw according to claim 5, it is characterised in that:
The slip that the locking piece forms the axis direction rotated along the first connecting rod relative to the mandrel with the mandrel connects
Connect.
8. electric circular saw according to claim 5, it is characterised in that:
The locked component further includes:At least the locking piece can be driven to be moved to the first position when being user-operably
Operating parts.
9. electric circular saw according to claim 1, it is characterised in that:
The locked component includes:
Operating parts, including for user's operation so that the locked component locks the lever of the rotation of the first connecting rod;
The operating parts is connected to the mandrel;
When the bottom plate is only rotated using the second axis as axis relative to the casing, the relatively described bottom plate position of the operating parts
Put fixation.
10. electric circular saw according to claim 1, it is characterised in that:
The first connecting rod is formed with engaging tooth;
The depth adjusting mechanism, which further includes, to be sleeved on the first connecting rod and can be slided along the extending direction of the first connecting rod
Dynamic locating part;
The locating part is formed with the grab that can rely at least partially embedded engaging tooth of elastic force of itself.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721287400.0U CN207272300U (en) | 2017-09-30 | 2017-09-30 | Electric circular saw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721287400.0U CN207272300U (en) | 2017-09-30 | 2017-09-30 | Electric circular saw |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207272300U true CN207272300U (en) | 2018-04-27 |
Family
ID=61987614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721287400.0U Expired - Fee Related CN207272300U (en) | 2017-09-30 | 2017-09-30 | Electric circular saw |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207272300U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114683157A (en) * | 2020-12-25 | 2022-07-01 | 南京泉峰科技有限公司 | Cutting tool |
-
2017
- 2017-09-30 CN CN201721287400.0U patent/CN207272300U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114683157A (en) * | 2020-12-25 | 2022-07-01 | 南京泉峰科技有限公司 | Cutting tool |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 Termination date: 20210930 |
|
CF01 | Termination of patent right due to non-payment of annual fee |