CN201320639Y - Bench saw - Google Patents
Bench saw Download PDFInfo
- Publication number
- CN201320639Y CN201320639Y CNU2008201298198U CN200820129819U CN201320639Y CN 201320639 Y CN201320639 Y CN 201320639Y CN U2008201298198 U CNU2008201298198 U CN U2008201298198U CN 200820129819 U CN200820129819 U CN 200820129819U CN 201320639 Y CN201320639 Y CN 201320639Y
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- Prior art keywords
- saw blade
- scale
- saw
- suspension
- chute
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Abstract
A bench saw comprises a base and a working table arranged on the base. A rotary adjusting handle is arranged on the base and drives a saw blade regulating mechanism arranged on the interior of the base to adjust the deflection angle or the height position of the regulating mechanism of the saw blade; the bench saw is further provided with an indicating device used for indicating the deflection angle or the height, and the indicating device comprises a transmission device and an indicator which are connected with the regulating mechanism of the saw blade; the indicating device further comprises at least one of the angle scale and the altitude scale which parallel to the working table and are arranged on the working table; and the indicator indicates scale label on the angle scale or the altitude scale. Since the scale gauge of the saw blade in the utility model is directly arranged on the working table of the bench saw and indicated by the indicating device, a user can conveniently read the deflection angle or the height of the saw blade, which is in favor of improving the readability of correlation parameters.
Description
Technical field
The utility model relates to a kind of desktop-type powered instrument, especially a kind of bench saw, the saw blade deflection angle on more particularly a kind of bench saw or height indicating device.
Background technology
Bench saw in use, the user can regulate the deflection angle of saw blade with respect to work top as required, perhaps saw blade is realized the governor motion of the base interior that is arranged on bench saw of this regulative mode with respect to the height of work top., be used to that the user is understood and control the deflection angle or the height of current bench saw saw blade as the supporting auxiliary equipment of governor motion at the indicating device of deflection angle or height, make things convenient for the user to regulate.
The comparatively ripe scheme of industry is arranged on indicating device near the rotation regulating handle, promptly be provided with angle scale around the rotation regulating handle, this angle scale is curved usually, be close on user's operating surface of pedestal, and the rotation regulating handle is provided with indicator.Indicator is generally sagittate plastic parts, and arrow can point on angle scale.Along with moving of rotation regulating handle, indicator also moves and indicate the deflection angle of current saw blade on angle scale thereupon producing.
But, because the rotation regulating handle operated by rotary motion of bench saw is below work top, the user is when regulating, usually be to lean over just can see angle scale, therefore with operational comfort, this mode is also inconvenient, causes the user to be absorbed in when regulating easily and has ignored the saw blade on the work top, has certain potential safety hazard.
For this reason, industry proposes some kinds of schemes to address this problem.Disclosed a kind of saw blade deflection angle indicating device of bench saw among U.S. Pat 7137327B and the patent application US20060116787A, the pedestal of its bench saw is provided with angle scale, the scale face of this angle scale is convenient to user's observation vertically upward, and the rotation regulating handle is provided with laser designator.When the user carries out angular adjustment, laser designator is launched laser beam and is projected on the angle scale, and when the user operated the rotation regulating handle, laser designator was rotated thereupon, laser beam also will produce on angle scale and move, thereby indicate the deflection angle of current saw blade accurately.
But the angle scale in this scheme is arranged on the pedestal, and is positioned at the below of rotation regulating handle, and the sight line of its distance users is far away also lower, accurately reading of user is exerted a certain influence, so and be not suitable for using.
Disclosed another kind of scheme among the U.S. Pat 6263584B, it is provided with the graduated scale of a semicircular in shape on work top, and the zero graduation line simultaneously, is connected with a laser designator over against saw blade on saw blade.After saw blade was conditioned mechanism's adjusting generation deflection, laser designator is deflection thereupon also, thereby laser beam is projected on the graduated scale to indicate the deflection angle of saw blade.
But in this scheme, the volume of angle scale is bigger, has occupied the usable floor area of more work top, and laser designator is connected on the saw blade, the influence of being vibrated, and situation such as be easy to be damaged.
Therefore, prior art is necessary further improvement in fact.
The utility model content
The purpose of this utility model is to provide a kind of bench saw, can make user's direct convenience read the deflection angle or the height of saw blade from work top.
For achieving the above object, the utility model provides a kind of bench saw, comprise pedestal and the work top that is arranged on the pedestal, pedestal is provided with the rotation regulating handle, the rotation regulating handle drives deflection angle or the height and position that the saw blade adjustments mechanism that is positioned at base interior regulates saw blade, described bench saw also is provided with deflection angle or the height of indicating device in order to the indication saw blade, it comprises transmission device and the indicator that is connected with saw blade adjustments mechanism, described indicating device also comprises parallel with work top, and be arranged on angle scale on the work top and altitude scale at least the two one of, described indicator is the indicator scale scale on angle scale or altitude scale.
As the improvement to such scheme, described indicator is a laser designator, its launch laser beam and be projected in angle scale or altitude scale on.
What run through on the described work top is provided with first elongated slot and second elongated slot, the bearing of trend of described first elongated slot is perpendicular to plane, saw blade place, the bearing of trend of described second elongated slot is parallel to plane, saw blade place, described angle scale is housed in first elongated slot, and described altitude scale is housed in second elongated slot.
Described angle scale and altitude scale adopt trnaslucent materials.
Described rotation regulating handle adopts the Wheel-type structure, and the axle center of wheel disc is connected with a final drive shaft, and described final drive shaft is connected with the saw blade adjustments mechanism of base interior.
Described saw blade adjustments mechanism comprises and is parallel to first pivotal axis that plane, saw blade place is provided with, be connected on first pivotal axis and can be around first suspension of first pivotal axis rotation, and pivotally connected and can be with first suspension with respect to second suspension of first suspension rotation.
The motor that drives saw blade is connected on second suspension, and first suspension then links together with final drive shaft.
Described transmission device comprises that being parallel to final drive shaft is arranged on first connecting axle on first suspension, first chute that is provided with along first elongated slot on the work top in the inside of pedestal, can be arranged on first slide block in first chute along what first chute slided, first slide block is connected with first connecting axle by a first connecting rod.
Described transmission device comprises perpendicular to final drive shaft and is arranged on second connecting axle on second suspension, second chute that is provided with along second elongated slot on the work top in the inside of pedestal, can be arranged on second slide block in second chute along what second chute slided, second slide block is connected with second connecting axle by a second connecting rod.Wherein, first pivotal axis and second chute link together, and second slide block that slides in second chute also is connected with first pivotal axis simultaneously, and can slide along first pivotal axis, and second slide block can also rotate around first pivotal axis.
Described indicator is arranged on the slide block perpendicular to work top.
Because the graduated scale of saw blade is set directly on the work top of bench saw in the utility model, and the mode by the laser indication indicates, thereby make the user can read the deflection angle or the height of saw blade easily, help improving the readability of relevant parameter.
Description of drawings
Fig. 1 is the stereogram of bench saw in the preferred embodiment of the present utility model.
Fig. 2 is the schematic diagram of the angle scale on the work top of bench saw.
Fig. 3 is the schematic diagram of the altitude scale on the work top of bench saw.
Fig. 4 is the interior saw blade adjustments mechanism of bench saw pedestal and the schematic diagram of saw blade height indicating device, not shown saw blade and pedestal.
Fig. 5 a is the structural representation of saw blade deflection angle indicating device in the bench saw, and at this moment, slide block is positioned at initial position, i.e. the zero deflection angle position.
Fig. 5 b is the motion process schematic diagram of saw blade deflection angle indicating device, and at this moment, slide block moves to the middle deflection angle position between initial position and maximum deflection angle position.
Fig. 5 c is the motion process schematic diagram of saw blade deflection angle indicating device, and at this moment, slide block moves to 45 maximum degree deflection angle positions.
Fig. 6 is the use reference diagram of the saw blade height indicating device of bench saw, not shown saw blade and pedestal.
Fig. 7 a is for rotating the schematic diagram that regulating handle is positioned at initial position, and at this moment, saw blade is positioned at the zero deflection angle position with respect to work top.
Fig. 7 b is for rotating the schematic diagram that regulating handle is positioned at the centre position, and at this moment, saw blade is with respect to work top deflection 35 degree angles.
Fig. 7 c is for rotating the schematic diagram that regulating handle is positioned at maximum position, and at this moment, saw blade is with respect to work top deflection 45 degree angles.
Fig. 8 a is the schematic diagram that laser beam is projected in the initial zero graduation position on the angle scale.
Fig. 8 b is the schematic diagram that laser beam is projected in the degree of 35 on angle scale deflection angle position.
Fig. 8 c is the schematic diagram that laser beam is projected in the maximum 45 degree deflection angle positions on the angle scale.
Related elements reference numeral in the diagram is as follows:
1, pedestal 2, work top 3, saw blade
4, angle scale 5, altitude scale 6, saw blade adjustments mechanism
7, motor 8, indicator 10, user's operating surface
11, regulating handle 12, final drive shaft 13, arc
14, locking switch 21, saw blade groove 22, first elongated slot
23, second elongated slot 41, first chute 42, first slide block
43, first connecting rod 51, second chute 52, second slide block
53, second connecting rod 61, first pivotal axis 62, first suspension
63, second suspension 64, second pivotal axis 621, first connecting axle
631, second connecting axle
The specific embodiment
Below in conjunction with drawings and the specific embodiments the utility model is described in further detail.
See also Fig. 1, a kind of bench saw comprises pedestal 1 and the work top 2 that is arranged on pedestal 1 top.Wherein, pedestal 1 roughly is cube structure, and the one side of operating towards the user is user's operating surface 10.Along direction perpendicular to user's operating surface 10, on work top 2, offer saw blade groove 21, saw blade 3 is set in the saw blade groove 21, and by the saw blade adjustments mechanism 6 that is positioned at pedestal 1 inside (detailed structure aftermentioned), can make saw blade 3 with respect to work top 2 deflections or lifting.
User's operating surface 10 of pedestal 1 is provided with rotation regulating handle 11, manipulates for the user.Rotation regulating handle 11 adopts the Wheel-type structure usually, and the axle center of wheel disc is connected with a final drive shaft 12, and final drive shaft 12 is connected with the saw blade adjustments mechanism 6 of pedestal 1 inside.On user's operating surface 10, also be provided with arc 13 and enter pedestal 1 in order to the backstop dust.Rotation regulating handle 11 moves under user's operation, and the scope that moves is between zero to 45 degree angles, and promptly saw blade 3 is zero to unspecified angle between 45 degree with respect to work top 2 deflections.In fact, rotation regulating handle 11 is to drive final drive shaft 12 to move, and at this moment, final drive shaft 12 drives the saw blade adjustments mechanism 6 that is positioned at pedestal 1 inside again and rotates, and further makes saw blade 3 produce deflection.After saw blade 3 moved into place, as 45 degree deflection angles, the user can lock final drive shaft 12 by the locking switch 14 that is arranged on the arc 13.Like this, the user just can realize the deflection of saw blade 3 by rotation regulating handle 11.
Much more no longer the spindle lock mode that the locking switch 14 that is adopted in the utility model is used always for industry can certainly be used the mode that other realize locking, to do description here.
In order to make the user can conveniently recognize the deflection angle or the height of current saw blade 3, on work top 2, also offer first elongated slot 22 and second elongated slot 23 perpendicular to what work top 2 ran through, and in first elongated slot 22, be parallel to work top 2 and be provided with angle scale 4, as shown in Figure 2, there is shown the meter full scale of angle scale 4 from zero degree to four 15 degree.The work top 2 that is parallel to same in second elongated slot 23 is provided with altitude scale 5, as shown in Figure 3.The user's reads for convenience, first elongated slot 22 is perpendicular to plane, saw blade 3 place, second elongated slot 23 is then along the bearing of trend setting of saw blade groove 21, and first elongated slot 22 and second elongated slot 23 all are positioned near the position of user's operating surface 10 and observe to make things convenient for the user.
See also Fig. 4, inside at pedestal 1 (figure does not show) is provided with saw blade adjustments mechanism 6, comprise and be parallel to first pivotal axis 61 that saw blade 3 (figure does not show) plane, place is provided with, be connected on first pivotal axis 61 and can be around first suspension 62 of first pivotal axis, 61 rotations, and pivotally connected and can be with first suspension 62 with respect to second suspension 63 of first suspension, 62 rotations.The motor 7 that drives saw blade 3 is connected on second suspension 63, first suspension 62 then links together with final drive shaft 12, when the user pulls rotation regulating handle 11 when arc 13 moves, with first pivotal axis 61 is the axle center, and first suspension 62 and second suspension 63 can drive saw blade 3 around 61 rotations of first pivotal axis.Link together by second pivotal axis 64 between first suspension 62 and second suspension 63 perpendicular to first pivotal axis 61, and rotary manipulation by rotation regulating handle 11, second suspension 63 is rotated around second pivotal axis 64 with respect to first suspension 62, and then the saw blade 3 that is connected the motor 7 on second suspension 63 and driven by motor 7 is played the effect of regulating height.
Wherein, the mode that rotation regulating handle 11 is regulated second suspension 63 by final drive shaft 12 adopt industry common rack-and-pinion mode, no longer do further detailed description here.
See also Fig. 5 a to Fig. 5 c,, in bench saw of the present utility model, also be provided with the deflection angle indicating device in order clearly to indicate the deflection angle of saw blade 3.In Fig. 5, the deflection angle indicating device has removed the height indicating device and second suspension 63 for convenience of explanation.The deflection angle indicating device here is except comprising the aforesaid angle scale 4 that is arranged on the work top 2, comprise that also being parallel to final drive shaft 12 is arranged on first connecting axle 621 on first suspension 62, first chute 41 that is provided with along first elongated slot 22 on the work top 2 in the inside of pedestal 1, can be arranged on first slide block 42 in first chute 41 along what first chute 41 slided, first slide block 42 is connected with first connecting axle 621 by a first connecting rod 43, thereby when first suspension 62 rotates around first pivotal axis 61, by the gearing of first connecting axle 621 and first connecting rod 43, first slide block 42 is slided along first chute 41.On first slide block 42, be provided with indicator 8 towards work top 2.Indicator 8 in the utility model is a laser designator, and its laser beam of launching is projected on the angle scale 4 on the work top 2, thereby can clearly indicate the deflection angle of current saw blade 3 with respect to work top 2.Need to prove that angle scale 4 adopts translucent material.
In Fig. 5 b, first slide block 42 moves to centre position between initial position and maximum position along first chute 41, and at this moment, first suspension 62 has also rotated certain angle around first pivotal axis 61.And for example shown in Fig. 5 c, first slide block 42 slides into the position of the leftmost side along first chute 41, and first suspension 62 of this moment rotates to maximum position around first pivotal axis 61, and the saw blade 3 of expression this moment deflects to 45 degree angles with respect to work top 2.
See also Fig. 4 and Fig. 6, in order clearly to indicate the height of saw blade 3, also be provided with the height indicating device in bench saw of the present utility model, the height indicating device has removed the deflection angle indicating device for convenience of explanation.The height indicating device here is except comprising the aforesaid altitude scale 5 that is arranged on the work top 2, also comprise perpendicular to final drive shaft 12 and be arranged on second connecting axle 631 on second suspension 63, second chute 51 that is provided with along second elongated slot 23 on the work top 2 in the inside of pedestal 1, can be arranged on second slide block 52 in second chute 51 along what second chute 51 slided, second slide block 52 is connected with second connecting axle 631 by second connecting rod 53, thereby when second suspension 63 rotates around second pivotal axis 64, by the gearing of second connecting axle 631 and second connecting rod 53, second slide block 52 is slided along second chute 51.Be provided with laser designator equally towards work top 2 on second slide block 52, its laser beam of launching is projected on the altitude scale 5 on the work top 2, thereby clearly indicates the height of current saw blade 3 with respect to work top 2.Need to prove that altitude scale 5 also adopts translucent material.
The structure of the height indicating device here and the structure of deflection angle indicating device are roughly the same, all are the rotations by suspension, cause the translation of slide block by the connecting rod transmission, thereby indicate corresponding calibration parameters.But, in the height indicating device, first pivotal axis 61 and second chute 51 link together, therefore, second slide block 52 that slides in second chute 51 also is connected with first pivotal axis 61 simultaneously, and can slide along first pivotal axis 61, and, second slide block 52 is different from first slide block 42, and it can also rotate together with first pivotal axis 61.
See also Fig. 7 a to 7b, for the course of work of clearer explanation bench saw of the present utility model, only enumerated the deflection angle indicating device in the diagram, the height indicating device similarly.When the user need regulate the deflection angle of saw blade 3, can open indicator 8, at this moment, indicator 8 is launched laser beam and is projected in zero graduation position on the angle scale 4, shown in Fig. 8 a.Simultaneously, rotation regulating handle 11 also is arranged in the initial position as Fig. 7 a.The user operates rotation regulating handle 11, along with moving of final drive shaft 12, rotation regulating handle 11 can produce along arc 13 adjustment and move to new position, as shown in Fig. 7 b, at this moment, effect by the pivot angle indicating device, first slide block 42 also will produce translation, and then make the indicator 8 that is arranged on first slide block 42 also produce translation, simultaneously, laser beam also can point to new scale on angle scale 4, shown in Fig. 8 b, the scale of this moment is 35 degree, and expression saw blade 3 deflects to 35 degree angles with respect to work top 2.Continue operation rotation regulating handle 11, as shown in Fig. 7 c, move to the end of arc 13 until it, the laser beam of this moment also moves to the high order end of angle scale 4, and promptly 45 degree places represent that saw blade 3 deflects to 45 degree angles with respect to work top 2.Along with the required difference of user, can regulate the different deflection angles of saw blade 3 by operation rotation regulating handle 11, and in the process of regulating, by the laser indicative function that is formed directly on the work top 2, the user can come into plain view to current adjusting angle, has improved the property of can read of instrument.
Same, when the user need regulate the height of saw blade 3, can open indicator 8, at this moment, indicator 8 is launched laser beam and is projected in zero graduation position on the altitude scale 5.The user operates the rotation of rotation regulating handle 11, and then second suspension 63 can be gradually around 64 rotations of second pivotal axis, and then drives motor 7 and saw blade 3 produces liftings with respect to work top 2.At this moment, by the effect of height indicating device, second slide block 52 also will produce translation, and then make the indicator 8 that is arranged on second slide block 52 also produce translation, and simultaneously, laser beam also can point to new scale on altitude scale 5.Along with the required difference of user, by 11 rotations of operation rotation regulating handle, can regulate the differing heights of saw blade 3, and in the process of regulating, by the laser indicative function that is formed directly on the work top 2, the user can come into plain view to current adjusting angle, has improved the property of can read of instrument.
Certainly, in the utility model, be not limited to use laser designator to launch laser, the light-emitting device that any industry was ripe already all can be applied in the utility model, and adopt industry common pointer structure also can reach same effect.In addition, the mechanism that impels slide block to slide also is not limited to the connecting rod slider mechanism in the utility model, and other transmission mechanisms that can realize the slide block translation are equally within protection domain of the present utility model.
Claims (10)
1, a kind of bench saw, comprise pedestal (1) and be arranged on work top (2) on the pedestal (1), pedestal (1) is provided with rotation regulating handle (11), rotation regulating handle (11) drives and is positioned at deflection angle or the height and position that the inner saw blade adjustments mechanism (6) of pedestal (1) regulates saw blade (3), described bench saw also is provided with deflection angle or the height of indicating device in order to indication saw blade (3), it comprises transmission device and the indicator (8) that is connected with saw blade adjustments mechanism (6), it is characterized in that: described indicating device also comprises parallel with work top (2), and be arranged on angle scale (4) on the work top (2) and altitude scale (5) at least the two one of, described indicator (8) is gone up the indicator scale scale at angle scale (4) or altitude scale (5).
2, bench saw as claimed in claim 1 is characterized in that: described indicator (8) is a laser designator, its launch laser beam and be projected in angle scale (4) or altitude scale (5) on.
3, bench saw as claimed in claim 2, it is characterized in that: what run through on the described work top (2) is provided with first elongated slot (22) and second elongated slot (23), the bearing of trend of described first elongated slot (22) is perpendicular to saw blade (3) plane, place, the bearing of trend of described second elongated slot (23) is parallel to saw blade (3) plane, place, described angle scale (4) is housed in first elongated slot (22), and described altitude scale (5) is housed in second elongated slot (23).
4, bench saw as claimed in claim 3 is characterized in that: described angle scale (4) and altitude scale (5) adopt trnaslucent materials.
5, bench saw as claimed in claim 2, it is characterized in that: described rotation regulating handle (11) adopts the Wheel-type structure, the axle center of wheel disc is connected with a final drive shaft (12), and described final drive shaft (12) is connected with the saw blade adjustments mechanism (6) of pedestal (1) inside.
6, bench saw as claimed in claim 5, it is characterized in that: described saw blade adjustments mechanism (6) comprises first pivotal axis (61) that is parallel to the setting of saw blade (3) plane, place, be connected that first pivotal axis (61) is gone up and can be around first suspension (62) of first pivotal axis (61) rotation, and pivotally connected and can be with first suspension (62) with respect to second suspension (63) of first suspension (62) rotation.
7, bench saw as claimed in claim 6 is characterized in that: the motor (7) that drives saw blade (3) is connected on second suspension (63), and first suspension (62) then links together with final drive shaft (12).
8, bench saw as claimed in claim 7, it is characterized in that: described transmission device comprises that being parallel to final drive shaft (12) is arranged on first connecting axle (621) on first suspension (62), first chute (41) that is provided with along first elongated slot (22) on the work top (2) in the inside of pedestal (1), can be arranged on first slide block (42) in first chute (41) along what first chute (41) slided, first slide block (42) is connected with first connecting axle (621) by a first connecting rod (43).
9, bench saw as claimed in claim 7, it is characterized in that: described transmission device comprises perpendicular to final drive shaft (12) and is arranged on second connecting axle (631) on second suspension (63), second chute (51) that is provided with along second elongated slot (23) on the work top (2) in the inside of pedestal (1), can be arranged on second slide block (52) in second chute (51) along what second chute (51) slided, second slide block (52) is connected with second connecting axle (631) by a second connecting rod (53), wherein, first pivotal axis (61) and second chute (51) link together, second slide block (52) that slides in second chute (51) also is connected with first pivotal axis (61) simultaneously, and can slide along first pivotal axis (61), and second slide block (52) can also rotate around first pivotal axis (61).
10, bench saw as claimed in claim 8 or 9, it is characterized in that: described indicator (8) is arranged on first, second slide block (42,52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201298198U CN201320639Y (en) | 2008-12-22 | 2008-12-22 | Bench saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201298198U CN201320639Y (en) | 2008-12-22 | 2008-12-22 | Bench saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201320639Y true CN201320639Y (en) | 2009-10-07 |
Family
ID=41158027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201298198U Expired - Fee Related CN201320639Y (en) | 2008-12-22 | 2008-12-22 | Bench saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201320639Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107708946A (en) * | 2014-12-03 | 2018-02-16 | 罗伯特·博世有限公司 | Portable table saw |
-
2008
- 2008-12-22 CN CNU2008201298198U patent/CN201320639Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107708946A (en) * | 2014-12-03 | 2018-02-16 | 罗伯特·博世有限公司 | Portable table saw |
| CN107708946B (en) * | 2014-12-03 | 2021-07-13 | 罗伯特·博世有限公司 | Portable bench saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20121222 |