CN101642829B - Diagonal cutting saw - Google Patents

Diagonal cutting saw Download PDF

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Publication number
CN101642829B
CN101642829B CN2008101461673A CN200810146167A CN101642829B CN 101642829 B CN101642829 B CN 101642829B CN 2008101461673 A CN2008101461673 A CN 2008101461673A CN 200810146167 A CN200810146167 A CN 200810146167A CN 101642829 B CN101642829 B CN 101642829B
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CN
China
Prior art keywords
saw
diagonal cutting
dust
alignment device
pivot
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Expired - Fee Related
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CN2008101461673A
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Chinese (zh)
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CN101642829A (en
Inventor
沃伦·布朗
哈利·索默
格雷厄姆·格哈德
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Positec Power Tools Suzhou Co Ltd
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Positec Power Tools Suzhou Co Ltd
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Publication of CN101642829A publication Critical patent/CN101642829A/en
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Abstract

The invention discloses a diagonal cutting saw, which comprises a workbench, a supporting device matched and connected with the workbench and a saw mechanism matched and connected with the supporting device through a rotating shaft. The saw mechanism moves between a pause position and a working position. The diagonal cutting saw is provided with a dust collection device which can pivot and is matched and connected with a fixed protective cover and the supporting device, and the dust collection device is provided with a laser alignment device. Therefore, a laser beam emitted by the laser alignment device is projected into a cutting area at the pause position so as to be convenient for an operator to align; and the laser alignment device pivots and is spaced with a dust collection pipeline at a cutting position so as to avoid adsorbing splashed sawdust and keep the laser alignment device clean.

Description

Diagonal cutting saw
Technical field
The present invention relates to a kind of diagonal cutting saw, especially a kind of diagonal cutting saw that can keep laser cleaning with laser alignment function.
Background technology
Traditional diagonal cutting saw has very wide range of application as a kind of cutting tool, can be used to cut a lot of metals or nonmetallic materials, cuts efficient and convenient.Diagonal cutting saw generally comprises workbench, be positioned at the workbench top have motor with the saw blade saw and be connected workbench and the corner support of saw, wherein saw centers on and rotatably connects with workbench with the relatively-stationary pivotal axis of workbench, thereby comes cut workpiece.
And the sawing work of traditional diagonal cutting saw mainly is: after at first the cut mark line is finished at operator position that workpiece will be cut off, carry out tool setting then, just before connecting power supply, depress saw, move and be cut workpiece, make the cut mark line that is cut on the workpiece aim at saw blade; So, after connecting power supply, saw blade is rotation at a high speed under the driving of motor, just workpiece can be cut into the size that the operator wants.But because the operator is the alignment case of observing saw blade and cut mark line by naked eyes, add saw blade and have certain thickness, aim at the cut mark line so be difficult to accomplish saw blade, can carry out tool setting again but also will depress saw, cumbersome.
Therefore diagonal cutting saw can be provided with a laser alignment device usually again; this laser alignment device can project a laser beam on surface of the work; the following cutter position of knowing this saw blade that so can allow the operator be perfectly clear; thereby travelling workpiece more easily; make the cut mark line on it aim at saw blade, just workpiece can be cut into the size that the operator wants accurately.
No. 6481322 patent of the U.S. is in disclosing a kind of diagonal cutting saw, this diagonal cutting saw comprises workbench, be positioned at the workbench top have motor with the saw blade saw and be connected workbench and the corner support of saw, wherein saw comprises and is used for the support arm that is connected with the corner support.It is equipped with laser alignment device on this support arm, this laser alignment device can project a laser beam on surface of the work, the following cutter position of knowing this saw blade that so can allow the operator be perfectly clear, thus workpiece is cut into the size that the operator wants accurately.But because diagonal cutting saw can produce a lot of sawdust in cutting process, and these sawdust can splash everywhere, if laser alignment device is adsorbed by these sawdust, will make that the laser beam that projects is more and more lighter, have influence on operator's observation, thereby make that the operator is difficult to accurately workpiece be aimed at the laser beam that projects; Serious, can so that the laser beam that laser alignment device projects cannot see, thereby make the operator to work easily and efficiently.
Summary of the invention
The technical problem that the present invention will solve: a kind of diagonal cutting saw that can keep the laser alignment device cleaning that has is provided.
Another technical problem that the present invention will solve: a kind of diagonal cutting saw that can accurately project laser beam is provided.
The technical solution adopted for the present invention to solve the technical problems: a kind of diagonal cutting saw, have the cutting zone that is used for cut workpiece, comprising:
A kind of diagonal cutting saw has the cutting zone that is used for cut workpiece, comprising:
Pedestal is used to support the workpiece that is cut;
Bracing or strutting arrangement connects with described pedestal;
Saw is rotatably connected by a pivot with described bracing or strutting arrangement, the saw blade that described saw comprises the secure shroud pivotally connected with bracing or strutting arrangement, is fixedly connected on the motor on the secure shroud and driven by the motor rotation; Described saw rotates between position of rest and operating position around pivot, and described position of rest is that wherein position of rest is that saw is in the position under the free state; The operating position is the position of saw blade cut workpiece;
Dust collect plant connects with one of described secure shroud and described bracing or strutting arrangement at least, and described dust collect plant has defined a control of dust passage;
It is characterized in that: on described dust collect plant laser alignment device is installed, described laser alignment device produces a laser beam, is projected to form one alignment line on the described workbench, and the workpiece that is used to be cut is aimed at alignment line.
Described laser alignment device and described control of dust passage separate.
At described position of rest, described laser beam is incident upon in the described cutting zone.
In described operating position, described laser beam leaves described cutting zone.
Described laser alignment device comprises the laser generator of launching laser beam and is used for supporting the supporting seat of laser generator that described supporting seat is installed on the described dust collect plant.
In described operating position, described laser generator is towards described bracing or strutting arrangement.
Described dust collect plant comprises a pair of sidewalls and an end wall, and described sidewall and described end wall have formed the control of dust passage.
Described end wall has an inner surface for the sawdust discharge, and the outer surface that is oppositely arranged, and described laser alignment device is arranged on the outer surface of described end wall.
Described dust collect plant and described secure shroud are pivotally connected.
Described control of dust pipeline and described secure shroud are pivotally connected by connecting rod.
One end of described connecting rod is pivotally connected by first pivot and described control of dust pipeline; The other end and described secure shroud flexibly connect.
Described control of dust pipeline and described bracing or strutting arrangement articulate by second pivot is fixing, and described first pivot and the setting of the described second pivot disalignment.
Described dust collect plant and laser alignment device pivot around described second pivot, and in described operating position, described control of dust passage and described secure shroud have formed the control of dust pipeline, and described laser alignment device and described control of dust pipeline separate.
The beneficial effect of the technical program: laser alignment device is installed, and this dust collect plant can drive laser alignment device together with respect to saw and bracing or strutting arrangement pivot on dust collect plant.So, when position of rest, the laser beam that laser alignment device is launched is incident upon in the cutting zone, aims at the handled easily person; And when cutting position, laser alignment device pivots, and itself and control of dust pipeline are separated, thereby can avoid the absorption of the sawdust that splashes everywhere, makes laser alignment device to keep clean.
Description of drawings
Below in conjunction with drawings and Examples the present invention is carried out concrete elaboration.
Fig. 1 is the stereogram of diagonal cutting saw of the present invention, and this moment, saw was in position of rest.
Fig. 2 is the another stereogram (herein, second connector removes, exposes second gear) of diagonal cutting saw of the present invention.
Fig. 3 is the front view of diagonal cutting saw among Fig. 1, and this moment, saw was in position of rest.
Fig. 4 is the front view of diagonal cutting saw among Fig. 1, and this moment, saw clockwise rotated, and dust collect plant also clockwise rotates simultaneously.
Fig. 5 is the front view of diagonal cutting saw among Fig. 1, and this moment, saw clockwise rotated, and dust collect plant also clockwise rotates simultaneously.
Fig. 6 is the front view of diagonal cutting saw among Fig. 1, and this moment, saw clockwise rotated, and dust collect plant also clockwise rotates simultaneously.
Fig. 7 is the front view of diagonal cutting saw among Fig. 1, and this moment, saw clockwise rotated, and dust collect plant reaches the limit of the position.
Fig. 8 is the front view of diagonal cutting saw among Fig. 1, and this moment, saw was in the operating position.
Fig. 9 is the stereogram of diagonal cutting saw of the present invention, and this moment, saw was in the operating position.
Figure 10 is the stereogram of diagonal cutting saw of the present invention, and this moment, saw clockwise rotated, and second support member is in the 3rd operating position.
Wherein:
1. pedestal 11. guardrails 2. workbench
21. cutting groove 22. auxiliary support frames 3. saws
30. pivot 31. saw blades 311. blade teeth
32. saw blade axis 33. secure shroud 331. bearing pins
34. movable shield 35. connecting portions 36. motors
37. dust discharge 39. flow directions 4. bracing or strutting arrangements
41. first support member, 42. second support members, 43. longitudinal axis
44. retaining mechanism 5. laser alignment device 51. laser beams
52. alignment line 53. generating lasers 54. laser bench
6. dust collect plant 61. sidewalls 62. end walls
63. control of dust passage 64. control of dust pipelines 65. first pivots
66. second pivot, 67. inner surfaces, 68. outer surfaces
7. connecting rod 71. chutes 8. movable shield drive units
81. connecting rod 82. grooves 83. counterparts
84. first gear, 85. second gears, 86. first pins
87. second pin, 9. indicating mechanisms, 91. operating position marks
911. the first operating position mark, 912. second operating position marks 913. the 3rd operating position mark
92. mark 100. diagonal cutting saws 200. workpiece
210. cut mark line
The specific embodiment
Diagonal cutting saw herein can be traditional diagonal cutting saw, slip diagonal cutting saw, Profile cut-off machine, platform/oblique compound saw or the like.
The tradition diagonal cutting saw has a position of rest, and as Fig. 1, Fig. 2 and shown in Figure 3, at this moment saw is in upper limit position, and this upper limit position just saw is in position under the free state; Correspondingly, diagonal cutting saw also has an operating position, and as Fig. 8 and shown in Figure 9, saw blade carries out the position of cut workpiece.Certainly, traditional diagonal cutting saw also has a lower position, and just saw blade descends cutting position most.
As shown in Figure 1, diagonal cutting saw 100 bracing or strutting arrangement 4 that comprises pedestal 1, be used for supporting the workbench 2 that is cut workpiece 200, connect with workbench 2 rotations and the saw 3 that connects with bracing or strutting arrangement 4.Wherein saw 3 makes this saw 3 to pivot between position of rest and operating position around pivot 30 by the pivot 30 pivotable bracing or strutting arrangements 4 that are connected.Wherein, pivot 30 can be wholely set with saw 3 or bracing or strutting arrangement 4.
Certainly, here workbench and pedestal can be integrally formed.And bracing or strutting arrangement 4 also can be fixedly installed on the workbench.
Workbench 2 rotatable being arranged on the pedestal 1 are provided with cutting groove 21 on workbench 2; Also be provided with the guardrail 11 rectangular with this cutting groove 21 at pedestal 1, guardrail 11 is used for to workpiece 200 location.Both sides at pedestal 1 also are provided with auxiliary support frame 22, are used for to carrying out supplemental support than farm labourer's part.
Saw 3 comprises saw blade 31, motor 36, secure shroud 33 and movable shield 34, and wherein saw blade 31 is positioned on the saw blade axis 32, and can be around saw blade axis 32 rotations; Saw blade axis 32 is driven by motor 36; Also be provided with handle and carrying handle (all not shown among the figure) on saw 3, handle is used for the operator and grips saw 3 and carry out work, is provided with the switch (not shown) on handle, is used for starting and disable motor 36; Carrying handle is used for convenient carrying diagonal cutting saw 100; Secure shroud 33 usually and motor 36 be connected, in order to cover in part saw blade 31; Movable shield 34 is hinged on the secure shroud 33, is used at position of rest, covers in remaining saw blade 31, and movable shield 34 can decide guard shield 33 rotation relatively, is used for cut workpiece to expose saw blade 31.
This diagonal cutting saw has the cutting zone that is used for cut workpiece, and this cutting zone is 31 zones that can cut to of saw blade.
As shown in Figure 2, movable shield 34 is connected with movable shield drive unit 8, is used for opening fast and shutting movable shield 34.Secure shroud 33 is connected by pivot 30 with bracing or strutting arrangement 4, thereby operating grip just can make saw 3 pivot and carry out cutting work.
Movable shield drive unit 8 includes connector, and connector herein is a connecting rod 81, and this connector also can adopt other rigidity or flexible element to substitute certainly.One end of the outside of movable shield 34 and connecting rod 81 is pivotally connected by the pin (not shown), and this pin and saw blade axis 32 be arranged in parallel.
The other end of connecting rod 81 is connected with a counterpart 83, and this counterpart 83 is used to connect connecting rod 81 and bracing or strutting arrangement 4, and wherein an end of counterpart 83 is pivotally connected with connecting rod 81 by first pin 86; The other end is pivotally connected with bracing or strutting arrangement 4 by second pin 87.
On the other end of counterpart 83, be provided with first gear 84 (profile of tooth not shown in the figures).
On secure shroud 33, be provided with second gear 85 (profile of tooth not shown in the figures) that meshes with first gear 84, this second gear 85 and pivot 30 coaxial settings.First pin 86 herein, second pin 87, saw blade axis 32, pivot 30 all be arranged in parallel.
The other end of connecting rod 81 is provided with groove 82, the first pins 86 and is arranged in groove 82, and can slide in groove 82, and groove 82 has been arranged to certain-length, can manual unlocking movable shield 34 when making things convenient for saw 3 not pivot.
Interfere for the connecting portion 35 that prevents connecting rod 81 and motor 36 (not shown) and saw blade 31, connecting rod 81 herein is arranged to the bending of an arc, and flexibility is decided on connecting portion 35 sizes of motor 36 and saw blade 31.
As shown in Figure 2, at this moment diagonal cutting saw 100 is in position of rest, when this position of rest was transformed into the operating position, the operator only need push handle (not shown) as needs, and at this moment pivot 30 is rotated counterclockwise, driving second gear 85 is rotated counterclockwise, turn clockwise with first gear 84 of second gear, 85 engagements, drivening rod 81 hauls movable shield 34 and turns clockwise, thereby movable shield 34 is opened, expose blade teeth 311 (as shown in Figure 5), so that cut workpiece 21.When saw 3 when the operating position is transformed into position of rest, pivot 30 turns clockwise, driving second gear 85 turns clockwise, be rotated counterclockwise with first gear 84 of second gear, 85 engagements, drivening rod 81 hauls movable shield 34 and is rotated counterclockwise, thereby movable shield 34 is shut, protect blade teeth 311, to satisfy safety standard.For the diameter of opening and shut movable shield 34, the second gears 85 fast bigger than first gear 84.
As shown in figures 1 and 3, cut workpiece also is provided with laser alignment device 5 on this diagonal cutting saw 100 for convenience.This laser alignment device 5 can produce a laser beam 51, this laser beam 51 is projected to and forms one alignment line 52 (only show among the figure and be projected on the workpiece) on workbench 2 or the workpiece 200, and the cut mark line 210 on the workpiece 200 that is used to be cut is aimed at alignment line 52.
As shown in Figure 3, laser alignment device 5 comprises the laser generator 53 of launching laser beam 51 and is used for supporting the supporting seat 54 of laser generator 53.Certainly, in common knowledge as those skilled in the art, this laser alignment device 5 also includes power supply and switch.
Because diagonal cutting saw 100 can produce a lot of sawdust in cutting process, and these sawdust can splash everywhere, are adsorbed onto on the laser alignment device 5 in order to prevent these sawdust, laser alignment device 5 is made dirty, thereby have influence on the reliability of aligning.
Therefore, this laser alignment device 5 can be by pivotally being installed in secure shroud 33 or bracing or strutting arrangement 4 with a jockey or even on workbench 2.When position of rest, the laser beam 51 that laser alignment device 5 is launched is incident upon in the cutting zone, aims at the handled easily person; And when cutting position, laser alignment device 5 is pivoted, the sawdust that itself and collection are splashed is everywhere separated, thereby make laser alignment device 5 to keep clean.
Jockey is a dust collect plant 6 in the present embodiment, and this jockey also can adopt other rigidity or flexible connector to substitute certainly.
This dust collect plant 6 can connect with the activity of one of secure shroud 33 and bracing or strutting arrangement 4 at least, and this dust collect plant 6 connects with saw 3 and bracing or strutting arrangement 4 respectively in the present embodiment.
As shown in Figure 1, dust collect plant 6 comprises a pair of sidewalls 61 and an end wall 62, and the shape of this sidewall 61 is roughly fan-shaped, also is designed to other shape certainly as required; And lead the effect of dirt, this end wall 62 also has certain radian.This sidewall 61 has formed a control of dust passage 63 with end wall 62.This control of dust passage 63 pipeline that is not a sealing here.
As Fig. 8 and shown in Figure 9, in the operating position, this control of dust passage 63 has just formed control of dust pipeline 64 with secure shroud 33, and this control of dust pipeline 64 is used for collecting and the discharge sawdust.Because saw blade 31 is in rotary course, cutting sawdust and dust that cut workpiece 200 produces move along the flow direction shown in Fig. 8 39.Like this, cutting chip and dust are directed into control of dust pipeline 64, are discharged in the dust collecting sleeve by the dust-exhausting port on the secure shroud 33 37 again.
Referring to Fig. 1 and Fig. 3, this dust collect plant 6 also has an inner surface 67 that supplies sawdust to pass through, and the outer surface 68 that is oppositely arranged again.Supporting seat 54 is installed on the outer surface 68 of dust collect plant 6, separates with control of dust passage 63 and control of dust pipeline 64.
As shown in Figure 3, dust collect plant 6 pivots by a connecting rod 7 with secure shroud 33 and is connected.
One end of connecting rod 7 flexibly connects by first pivot 65 and dust collect plant 6; The other end and secure shroud 33 flexibly connect.
Secure shroud 33 is provided with bearing pin 331, and the other end of connecting rod 7 is provided with chute 71, and this bearing pin 331 is contained in the chute 71, and can slide with respect to chute 71.
As shown in Figure 2, dust collect plant 6 is fixed by second pivot 66 with bracing or strutting arrangement 4 and is articulated, and that is to say that second pivot 66 is fixing with respect to bracing or strutting arrangement 4.
Wherein, first pivot 65 and the 66 disalignment settings of second pivot.
Referring to Fig. 3, bracing or strutting arrangement 4 comprises first support member 41 that connects with workbench 2 and second support member 42 that connects with saw 3 again.Wherein first support member 41 defines a longitudinal axis 43, and this first support member 41 can rotate certain angle cut workpiece 200 at clockwise and counterclockwise both direction with respect to workbench 2 around this longitudinal axis 43, is provided with first support member 4 is locked at retaining mechanism 44 on the workbench 2 between first support member 4 and workbench 2.
As shown in Figure 2, dust collect plant 6 is fixed by second pivot 66 with described second support member 42 and is articulated.
As Fig. 3 and shown in Figure 10, second support member 42 can move along the longitudinal axis 43 directions with respect to first support member 41, and carries out cutting work after arriving some predetermined operating positions.So, can improve the cutting power of this diagonal cutting saw 100, make this diagonal cutting saw 100 can cut the workpiece of more specifications.
Predetermined different operating position is corresponding with permissible maximum cut workpiece specification.The maximum cut form of permissible workpiece comprises that permissible workpiece is in the full-size on the longitudinal axis 43 directions (width of workpiece just) or perpendicular to the full-size on the longitudinal axis 43 directions (height of workpiece just).
This diagonal cutting saw 100 comprises the indicating mechanism 9 that is used to indicate predetermined operating position.As shown in Figure 3, indicating mechanism 9 comprises and is arranged on the operating position mark 91 on first support member 41 and is arranged on cue mark 92 on second support member 42, when second support member 42 moves to the relevant work position, cue mark 92 and operating position mark 91 over against.Certainly, the operating position mark also can be arranged on second support member 42, and the cue mark that matches with it is arranged on first support member 41.
Some predetermined operating positions are arranged in order being parallel on the longitudinal axis 43 directions, and in the present embodiment, this diagonal cutting saw has three operating positions, certainly, also can be provided with more or less cutting position as required.
As shown in Figure 2, operating position mark 91 comprises first, second, third operating position mark 911,912,913.
First support member 4 and second support member 5 all can be made by iron, as cast iron or ferroalloy or the like.Adopt iron can increase rigidity, can also reduce cost simultaneously.
Certainly, here, first support member 41 and second support member 42 can also be integrally formed, as traditional diagonal cutting saw.
Before diagonal cutting saw is dispatching from the factory, alignment line 52 that need laser generator 5 is emitted, remain on the same depth of parallelism with saw blade 31 calibrations, so that the operator can obtain indicating effect accurately in use in the future, so supporting seat 54 can be designed to and can regulate with respect to dust collect plant 6, or laser generator 53 can be regulated with respect to supporting seat 54.
Can certainly regulate the position of dust collect plant 6, thereby make the alignment line 52 that laser generator 53 is emitted, remain on the same depth of parallelism with saw blade 31 calibrations with respect to secure shroud 33 or bracing or strutting arrangement 4.
As shown in Figure 3, diagonal cutting saw 100 is in position of rest, and cue mark 92 and the first operating position mark 911 over against, this diagonal cutting saw 100 is in predetermined first operating position.At this moment open the switch of laser alignment device 5, this laser alignment device 5 will produce a laser beam 51, and this laser beam 51 is incident upon in the cutting zone, just is incident upon on the workpiece 200 that is cut.Laser beam 51 is projected to and has formed alignment line 52 on the workpiece 200 one, thereby can the handled easily person move the workpiece 200 that is cut, and the cut mark line 210 on it is aimed at alignment line 52, feasible cut workpiece accurately.
Then, as shown in Figure 4, push saw 3, making it center on pivot 30 clockwise rotates to the operating position, because saw 3 clockwise rotates, its connecting rod 7 that connects saw 3 and dedusting position 6 impels dust collect plant 6 to clockwise rotate around second pivot 66 (as shown in Figure 2), and this dust collect plant 6 also can drive laser alignment device 5 and clockwise rotates together simultaneously.
Push saw 3, make it continue to clockwise rotate, to shown in Figure 6, at this moment movable shield 34 is opened under the drive of movable shield drive unit 8, exposes blade teeth 311, so that cut workpiece 200 as Fig. 5; The laser alignment device 5 that drives dust collect plant 6 also continues to continue to clockwise rotate around second pivot 66 together, and the projecting direction of the laser beam 51 of laser alignment device 5 generations simultaneously also leaves cutting zone at leisure in rotation process.
Continue to push saw 3 a bit contacting on the end wall 62 of dust collect plant 6 and bracing or strutting arrangement 4, extremely shown in Figure 7 as Fig. 6, at this moment dust collect plant 6 has arrived minimum extreme position, at this moment the inlet of the control of dust pipeline 64 that forms of the control of dust passage 63 of dust collect plant 6 and secure shroud 33 is near workbench 2, and just can collect more sawdust the closer to workbench.Laser alignment device 5 is because after pivoting simultaneously, its laser generator is towards bracing or strutting arrangement 4, if do not close the switch of laser, the laser beam 51 that this laser alignment device 5 produces has left cutting zone fully, can avoid laser beam 51 directive operator always like this.As at this moment continuing to push saw 3, the bearing pin 331 on the secure shroud just can slide in chute 71, is convenient to saw 3 and continues to press down, and realizes cutting.
Saw 3 continues to clockwise rotate the arrival cutting position, and to shown in Figure 9, at this moment saw blade 31 fast rotational under the driving of motor 36 is cut workpiece 200 as Fig. 8, and simultaneously, control of dust passage 63 has formed control of dust pipeline 64 with secure shroud 33.And move and be directed into control of dust pipeline 64 along the flow direction shown in Fig. 8 39 by sawdust and the dust that saw blade 31 produces in cutting process, be discharged in the dust collecting sleeve by dust-exhausting port 37 again.And laser alignment device 5 has been because after pivoting, its laser generator has separated with control of dust pipeline 64 fully towards bracing or strutting arrangement 4, thus the sawdust that can not spattered everywhere absorption, thus keep the cleaning of this laser alignment device 5.
As shown in figure 10, at this moment second support member 42 moves along the longitudinal axis 43 directions with respect to first support member 41, make cue mark 92 and the 3rd operating position mark 913 over against, this diagonal cutting saw 100 is in predetermined the 3rd operating position.Different with first operating position is: along with saw 3 clockwise rotates in the process around pivot 30, impel dust collect plant 6 to drive laser alignment device 5 and clockwise rotate around second pivot 66 (as shown in Figure 3) together; Continue to push saw 3 and contact with workbench up to the end wall 62 of dust collect plant 6, at this moment dust collect plant 6 has arrived minimum extreme position.Like this, the control of dust passage 63 of dust collect plant 6 contacts with workbench with the inlet of the control of dust pipeline 64 that secure shroud 33 forms, and is positioned at cutting groove 21 places.So, can collect more sawdust.
After cutting was finished, as shown in Figure 3, saw 3 returned back to position of rest fast under the effect of back-moving spring (not shown).In this process, the bearing pin 331 on the secure shroud 33 slides in chute 71, contacts up to the top of bearing pin 331 with chute 71, as shown in Figure 6; At this moment dust collect plant 6 can drive laser alignment device 5 rotate counterclockwise around second pivot 66 together, as shown in Figure 5; Extremely the end wall 62 to dust collect plant 6 contacts with bracing or strutting arrangement 4, and as shown in Figure 3, at this moment dust collect plant 6 arrives the highest extreme position, and the laser beam 51 that laser alignment device 5 produces is incident upon in the cutting zone, just is incident upon on the workpiece 200 that is cut.Laser beam 51 is projected to and has formed alignment line 52 on the workpiece 200 one, thereby can the handled easily person move the workpiece 200 that is cut, and the cut mark line 210 on it is aimed at alignment line 52, feasible cut workpiece accurately.

Claims (11)

1. a diagonal cutting saw has the cutting zone that is used for cut workpiece, comprising:
Pedestal is used to support the workpiece that is cut;
Workbench is arranged on the described pedestal;
Bracing or strutting arrangement connects with described pedestal;
Saw is rotatably connected by a pivot with described bracing or strutting arrangement, the saw blade that described saw comprises the secure shroud pivotally connected with bracing or strutting arrangement, is fixedly connected on the motor on the secure shroud and driven by the motor rotation; Described saw rotates between position of rest and operating position around pivot, and described position of rest is that saw is in the position under the free state; The operating position is the position of saw blade cut workpiece;
Dust collect plant connects with one of described secure shroud and described bracing or strutting arrangement at least, and described dust collect plant has defined a control of dust passage;
It is characterized in that: on described dust collect plant, laser alignment device is installed, described laser alignment device produces a laser beam, be projected to and form one alignment line on the described workbench, the workpiece that is used to be cut is aimed at alignment line, and described dust collect plant pivots by connecting rod with described secure shroud and is connected.
2. diagonal cutting saw according to claim 1 is characterized in that: described laser alignment device and described control of dust passage separate.
3. diagonal cutting saw according to claim 1 is characterized in that: at described position of rest, described laser beam is incident upon in the described cutting zone.
4. diagonal cutting saw according to claim 1 is characterized in that: in described operating position, described laser beam leaves described cutting zone.
5. diagonal cutting saw according to claim 1 is characterized in that: described laser alignment device comprises the laser generator of launching laser beam and is used for supporting the supporting seat of laser generator that described supporting seat is installed on the described dust collect plant.
6. diagonal cutting saw according to claim 5 is characterized in that: in described operating position, described laser generator is towards described bracing or strutting arrangement.
7. diagonal cutting saw according to claim 1 is characterized in that: described dust collect plant comprises a pair of sidewalls and an end wall, and described sidewall and described end wall have formed the control of dust passage.
8. diagonal cutting saw according to claim 7 is characterized in that: described end wall has an inner surface for the sawdust discharge, and the outer surface that is oppositely arranged, and described laser alignment device is arranged on the outer surface of described end wall.
9. diagonal cutting saw according to claim 1 is characterized in that: an end of described connecting rod is pivotally connected by first pivot and described dust collect plant; The other end and described secure shroud flexibly connect.
10. diagonal cutting saw according to claim 9 is characterized in that: described dust collect plant and described bracing or strutting arrangement articulate by second pivot is fixing, and described first pivot and the setting of the described second pivot disalignment.
11. diagonal cutting saw according to claim 10, it is characterized in that: described dust collect plant and laser alignment device pivot around described second pivot, in described operating position, described control of dust passage and described secure shroud have formed the control of dust pipeline, and described laser alignment device and described control of dust pipeline separate.
CN2008101461673A 2008-08-06 2008-08-06 Diagonal cutting saw Expired - Fee Related CN101642829B (en)

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US10052718B2 (en) * 2011-02-10 2018-08-21 Honda Motor Co., Ltd. Cylindrical workpiece cutting apparatus
DE102011082219A1 (en) * 2011-09-07 2013-03-07 Robert Bosch Gmbh Portable machine tool i.e. routing machine, for processing workpiece, has housing unit in which drive unit is arranged, and marking unit marking relative position of drive shaft of drive unit and arranged at housing unit

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6481322B1 (en) * 2000-01-13 2002-11-19 Limate Corporation Sawing apparatus combined with marking device
CN1532031A (en) * 2003-03-20 2004-09-29 ������������ʽ���� inclined cutting saw with light projector
CN2691759Y (en) * 2004-04-13 2005-04-13 苏州宝时得电动工具有限公司 Circular saw having laser tool setting device cleaning device
CN1714972A (en) * 2004-06-30 2006-01-04 日立工机株式会社 Miter saw having laser oscillator
CN2853250Y (en) * 2005-10-27 2007-01-03 南京德朔实业有限公司 Laser marking electric cutting tool
CN1960828A (en) * 2004-04-15 2007-05-09 密尔沃基电动工具公司 Saw, such as a miter saw
US7377202B1 (en) * 1999-05-14 2008-05-27 Makita Corporation Lighted power tools
CN201253711Y (en) * 2008-08-08 2009-06-10 苏州宝时得电动工具有限公司 Miter saw

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7377202B1 (en) * 1999-05-14 2008-05-27 Makita Corporation Lighted power tools
US6481322B1 (en) * 2000-01-13 2002-11-19 Limate Corporation Sawing apparatus combined with marking device
CN1532031A (en) * 2003-03-20 2004-09-29 ������������ʽ���� inclined cutting saw with light projector
CN2691759Y (en) * 2004-04-13 2005-04-13 苏州宝时得电动工具有限公司 Circular saw having laser tool setting device cleaning device
CN1960828A (en) * 2004-04-15 2007-05-09 密尔沃基电动工具公司 Saw, such as a miter saw
CN1714972A (en) * 2004-06-30 2006-01-04 日立工机株式会社 Miter saw having laser oscillator
CN2853250Y (en) * 2005-10-27 2007-01-03 南京德朔实业有限公司 Laser marking electric cutting tool
CN201253711Y (en) * 2008-08-08 2009-06-10 苏州宝时得电动工具有限公司 Miter saw

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Assignee: POSITEC MACHINERY (CHINA) CO., LTD.

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