CN101758288A

CN101758288A - Guiding device

Info

Publication number: CN101758288A
Application number: CN200910118432A
Authority: CN
Inventors: 王家达; 沃伦·布朗; 哈利·索默; 格雷厄姆·格哈德
Original assignee: Positec Power Tools Suzhou Co Ltd
Current assignee: Positec Power Tools Suzhou Co Ltd
Priority date: 2008-12-24
Filing date: 2009-02-27
Publication date: 2010-06-30
Anticipated expiration: 2029-02-27
Also published as: CN101758288B

Abstract

The invention discloses a guiding device, comprising a lengthwise guiding plate and a long-narrow cutting opening arranged along the lengthwise direction of the guiding plate. The guiding device is characterized in that a baffle plate extending upward from the guiding plate is arranged on at least one of two sides of the long-narrow cutting opening on the guiding plate, wherein the baffle plate is parallel to the cutting opening. The guiding device has simple structure, can be widely used in traditional electric circular saw and small-size portable handheld electric circular saw for linear cutting guiding and angular cutting guiding.

Description

Guider

Technical field

The present invention relates to a kind of guider, especially a kind of guider that is used for the hand-held electric circular saw.

Background technology

In order to guarantee the precision of cutting processing, reduce the artificial factor in the cutting process.The table tool of converted timber such as diagonal cutting saw, bench saw etc. is equipped with the workbench of supporting workpiece, behind location on the workbench, utilizes cutting mechanism to carry out straight line or angle cutting operation processing work.Traditional electric circular saw then is provided with structures such as link slot usually on base plate, be used for guiders such as external guide rail or jig workpiece is carried out the guide-localization use, disclosed a kind of electric circular saw as PCT patent application WO02/060642A1 and used guide rail to cut guiding, and for example U.S. Pat 2006/0213067A1 has disclosed a kind of electric circular saw use jig and has cut guiding.But, hand electric circular saw because the base arrangement compactness such as the small portable that PCT patent application WO2005/118195A2 discloses, size is difficult to be provided with the link slot structure that connects guide rail and jig for a short time, thereby be difficult to use traditional guider that workpiece is cut guiding, this just need provide a kind of new wider guider of the scope of application.

Summary of the invention

Technical problem to be solved by this invention is: provide a kind of simple in structure, the scope of application is wide, can realize the straight cuts guiding of electric circular saw, can realize the guider of the angle cutting guiding of electric circular saw again.

Technical scheme of the present invention is: a kind of guider, comprise lengthwise guiding plate, described guide plate is provided with long and narrow cutting mouth along its longitudinally, it is characterized in that: at least one side that is arranged in described long and narrow cutting mouth both sides on the described guide plate is provided with by the upwardly extending plate washer of described guide plate, and described plate washer is parallel with described cutting mouth.

Further technical scheme of the present invention is: described guider also comprises the base plate that is provided with described guide plate parallel interval, described base plate is positioned at the below of described guide plate, and the corresponding described guide plate cutting mouth of described plate upper surface position is provided with groove or through hole.

Further technical scheme of the present invention is: described guider also comprises angle regulator, and described angle regulator comprises semicircular pedestal, can be described relatively the plate washer of pedestal rotation.

Guider of the present invention is simple in structure, can be widely used in the hand-held electric circular saw of traditional electrical annular saw and small portable, carries out straight cuts guiding and angle cutting guiding.

Description of drawings

Fig. 1 is the stereogram of guider of the present invention.

Fig. 2 is the three-dimensional exploded view of the linear guide in the guider of the present invention.

Fig. 3 is the stereogram of the guide in the guider of the present invention.

Fig. 4 is the three-dimensional exploded view of the angle regulator in the guider of the present invention.

Fig. 5 is the independent structural representation that uses linear guide to carry out straight cuts, wherein a plate washer 16 and guide plate out of plumb in the guider of the present invention.

Fig. 6 is that guider of the present invention carries out the 45 user mode figure that spend when cutting.

Fig. 7 is that guider of the present invention carries out the 90 user mode figure that spend when cutting.

Fig. 8 is that guider of the present invention carries out the 135 user mode figure that spend when cutting.

Wherein:

1 guider, 2 linear guides, 3 angle regulators,

4 hand-held electric circular saw 5 base plates 10 guide plates,

12 cutting mouths, 14,16 plate washers, 18 through holes,

19 flanges, 20 base plates, 21,23,25,27 bolts

22 grooves, 24 support members, 26 blind holes,

28 openings, 30 guides, 32 spigot surfaces,

34 blind holes, 36 guide ends, 38 flexible members,

50 pedestals, 52 arc grooves, 54 bottoms,

56 arc opening grooves, 60 plate washers, 62 arc guide pieces,

63 through holes, 64 supporting seats, 66 plate washer sides,

68 supporting surfaces, 70,72 wedge shapes, 80 connectors,

The specific embodiment

With reference to shown in Figure 1, the guider 1 of preferred embodiment of the present invention comprises linear guide 2 and angle regulator 3.

With reference to shown in Figure 2, the linear guide 2 of preferred embodiment of the present invention, comprise lengthwise guiding plate 10, base plate 20 with the setting of guide plate 10 parallel interval, be clamped in the support member 24 in the middle of the two ends of guide plate 10 and base plate 20, and be arranged on guide plate 10 and base plate 20 ends can relative guide plate 10 elastic movements guide 30.What mention in this specification is up and down to be horizontal plane with the guide plate plane, and about on the guide plate in-plane, as coordinate, other are analogized.

Guide plate 10 is provided with long and narrow cutting mouth 12 along longitudinally, being positioned at long and narrow cutting mouth 12 both sides on the guide plate 10 is respectively arranged with perpendicular to guide plate 10 upwardly extending

plate washers

14 and 16, plate washer 14 is parallel with cutting mouth 12 with 16, and at least one in the

plate washer

14 and 16 is provided with the flange 19 that extends towards the opposite plate washer.Width setting on the guide plate 10 between two

plate washers

14 and 16 is suitable with base plate 5 width of its hand-held electric circular saw 4 that is led, and certainly, what

plate washer

14 or 16 can also be provided with is not orthogonal to guide plate 10 as shown in Figure 5.Flange 19 can prevent that from the height of guide plate 10 thickness greater than hand-held electric circular saw base plate hand-held electric circular saw base plate breaks away from from guide plate 10.

Base plate 20 is positioned at the below of guide plate 10, the corresponding guide plate cutting mouth of base plate 20 upper surfaces 12 positions are provided with groove 22, the base plate of present embodiment is that cross section is the section bar of " bow " shape, those of ordinary skills are easy to expect with certain thickness metallic plate or plank, or the tubing of hollow substitutes the base plate of present embodiment, and the groove 22 of base plate 20 upper surfaces also can substitute with through hole or to the blind hole of lower recess certainly.

Support member 24 is clamped in the middle of the two ends of guide plate 10 and base plate 22, and support member 24 is provided with the blind hole 26 of accommodating guide 30.The support member 24 of present embodiment can have multiple thickness to replace use, or a plurality of support member stack use increase and decrease as required that is of uniform thickness, and regulates the interval of guide plate 10 and base plate 20, to be suitable for the cut workpiece of different-thickness.

Guide 30 column that is square, the top is provided with the spigot surface 32 of inclined-plane or cambered surface, and the bottom is provided with the blind hole 34 (as shown in Figure 3) of accommodating flexible member 38.The guide 30 of present embodiment also is provided with in the side from the spigot surface low side and outwards stretches along continuous guide end 36, and the side of corresponding support 24 is provided with the opening 28 that connects with blind hole 26 and stretches out for guide end 36.Guide plate 10 is provided with through hole 18 and supplies the spigot surface 32 of guide 30 to protrude upward.

The linear guide 2 of present embodiment when mounted, according to operator's use habit, use or right hand use as left hand, the support member 24 that is equipped with guide 30 and flexible member 38 is arranged on an end that enters guide plate of hand-held electric circular saw, spigot surface 32 progressively raises along the approach axis of hand-held electric circular saw, the guide plate 10 of present embodiment, support member 24, base plate 20 passes by

bolt

21,23 and 25,27 connectors such as grade and is separately positioned on guide plate 10, support member 24, the hole of base plate 20 is fixedly connected, and certainly, those of ordinary skills are easy to expect realize connecting with viscose glue or other connectors.

As shown in Figure 4, the angle regulator 3 of preferred embodiment of the present invention comprises semicircular pedestal 50, relatively the connector 80 of the plate washer 60 of the strip of pedestal 50 rotations and connection pedestal 50 and plate washer 60.

The height of the height of pedestal 50 and base plate 20 is suitable, makes pedestal 50 upper surfaces and base plate 20 upper surfaces form the supporting surface of supporting workpiece jointly.Pedestal 50 comprises an arc groove 52, and the bottom 54 of arc groove 52 is provided with an arc opening groove 56, arc opening groove 56 and arc groove 52 concentric settings.Pedestal 50 upper surfaces can also be provided with angle dial (not shown), are convenient to operator's adjusting angle and reading.

Plate washer 60 lower surfaces of strip are provided with the arc guide piece 62 that is housed in movably in the arc groove 52 and run through plate washer 60 and the through hole 63 of guide 62.Plate washer 60 stretches out the outer ends of pedestal 50 and also is provided with the supporting seat 64 contour with pedestal 50, and supporting seat 64 vertical plate washer sides 66 extend to form the supporting surface 68 with pedestal 50 upper surface coplanes.Supporting seat 64 is arranged to the wedge shape 72 that narrows to side 66 near an end in pedestal 50 centers of circle, interferes to avoid in plate washer 60 rotation processes base plate 20 of supporting seat 64 and linear guide 2 to form.If the guide plate that is no more than linear guide 2 10 of the height setting of plate washer 60 and the spacing distance of base plate 20, thus avoided in plate washer 60 rotation processes and the plate washer 14 of

guide plate

10 or 16 interference, then obtained bigger slewing area.If the height setting of plate washer 60 surpasses the guide plate 10 of linear guide 2 and the spacing distance of base plate 20, in plate washer 60 rotation processes, interfere with the

plate washer

14 or 16 formation of guide plate 10, plate washer 60 can be arranged to the wedge shape 70 that narrows to side 66 near an end in pedestal 50 centers of circle, certainly, those of ordinary skills are easy to expect wedge shape 70 is arranged to 30 degree, 45 degree, special angles such as 60 degree, make the end face of wedge shape 70 and guide plate 10

plate washer

14 or 16 against the time, side 66 forms 45 degree with the straight flange of pedestal 50,90 degree, 120 degree, 135 degree or special angles such as 150.

A connection piece 80 passes arc opening groove 56 and with through hole 63 pedestal 50 is connected with baffle plate 60.

When the guider 1 that uses preferred embodiment of the present invention carries out the straight cuts guiding, can use linear guide 2 separately, workpiece is placed between guide plate 10 and the base plate 20, promoting hand-held electric circular saw along guide plate 10 can carry out straight cuts to workpiece.Certainly, also linear guide 2 fit angle adjusting devices 3 can be used and carry out the straight cuts guiding, at this moment, workpiece can be supported on the common big supporting surface that forms of supporting surface 68, pedestal 50 upper surfaces and base plate 20 upper surfaces of plate washer 60, a limit of workpiece also can be resisted against on the side 66 of plate washer 60, at this moment, the support of workpiece is more stable, the straight cuts better effects if.

When the guider 1 that uses preferred embodiment of the present invention carries out angle cutting guiding, linear guide 2 and angle regulator 3 are used.The angle of rotation plate washer 60 adjusting side shelves faces 66 relative cutting mouths 12 such as Fig. 6 are to shown in Figure 8, workpiece is placed on the common big supporting surface that forms of supporting surface 68, pedestal 50 upper surfaces and base plate 20 upper surfaces of plate washer 60, and a limit of workpiece is resisted against on the side 66 of plate washer 60, promote hand-held electric circular saw cutting along guide plate 10 and get final product.

Linear guide 2 in the present embodiment and angle regulator 3 split settings, certainly, those of ordinary skills also can be wholely set use with linear guide 2 and angle regulator 3 as required.Guide 30 in the present embodiment play the guiding role in hand-held electric circular saw enters the process of guide plate 10, after hand-held electric circular saw enters guide plate 10, because protruding in guide plate 10, guide 30 can prevent that maloperation from making hand-held electric circular saw withdraw from guide plate 10, played the effect of back backstop, when really needing hand-held electric circular saw to withdraw from guide plate 10, the hand-holdable guide end 36 of operator is pushed guide 30 downwards, will hand electric circular saw and withdraw from guide plate 10.Certainly, those of ordinary skills are easy to expect form this back stop face by the screw rod in the

present embodiment

25 and 27, and the proal preceding stop face that forms the hand-held electric circular saw of restriction by the screw rod in the

present embodiment

21 and 23, to remind the operator to note cutting position, prevent that hand-held electric circular saw cutting is excessive, destroyed guide plate 10, certainly, stop member plays same function before also can being provided with one separately, is not repeated herein.

Claims

1. guider, comprise lengthwise guiding plate, described guide plate is provided with long and narrow cutting mouth along its longitudinally, it is characterized in that: at least one side that is arranged in described long and narrow cutting mouth both sides on the described guide plate is provided with by the upwardly extending plate washer of described guide plate, and described plate washer is parallel with described cutting mouth.

2. guider according to claim 1 is characterized in that: be positioned at described long and narrow cutting mouth both sides on the described guide plate and be respectively arranged with perpendicular to the upwardly extending plate washer of described guide plate, described plate washer is parallel with described cutting mouth.

3. guider according to claim 1, it is characterized in that: described guider also comprises the base plate that is provided with described guide plate parallel interval, described base plate is positioned at the below of described guide plate, and the corresponding described guide plate cutting mouth of described plate upper surface position is provided with groove or through hole.

4. guider according to claim 3 is characterized in that: described guide plate and described base plate can be regulated at interval.

5. guider according to claim 3 is characterized in that: described guide plate is connected by support member with described base plate two ends, described guide plate and at least one link of described base plate be provided with can relative described guide plate elastic movement guide.

6. guider according to claim 5 is characterized in that: another link of described guide plate and described base plate is provided with the stop face.

7. according to any described guider in the claim 1 to 6, it is characterized in that: described guider also comprises angle regulator, and described angle regulator comprises semicircular pedestal, can be described relatively the plate washer of pedestal rotation.

8. guider according to claim 7 is characterized in that: described pedestal comprises the arc opening groove, and described plate washer comprises through hole, and a connection piece passes described deep-slotted chip breaker and with through hole described pedestal is connected with described baffle plate.

9. guider according to claim 8, it is characterized in that: described pedestal comprises arc groove, described arc opening groove is positioned at the bottom of described arc groove, described arc opening groove and described arc groove concentric are provided with, and described plate washer lower surface is provided with the arc guide piece that is housed in described arc groove movably.

10. guider according to claim 7 is characterized in that: described plate washer is set to wedge shape near an end in the pedestal center of circle.