CN103895067A - Bench saw - Google Patents
Bench saw Download PDFInfo
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- CN103895067A CN103895067A CN201210585768.0A CN201210585768A CN103895067A CN 103895067 A CN103895067 A CN 103895067A CN 201210585768 A CN201210585768 A CN 201210585768A CN 103895067 A CN103895067 A CN 103895067A
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- knife plate
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- magnetic part
- bench saw
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Abstract
The invention discloses a bench saw comprising a follow plate, a follow plate arm and a locking mechanism. The follow plate is detachably mounted on the follow plate arm. The locking mechanism is fixed on the follow plate arm, and comprises a magnetic member. The follow plate is fastened by the magnetic member under the action of magnetic force. The magnetic member can adsorb the follow plate and the follow plate arm through the magnetic force. When the follow plate and the follow plate arm need to be fastened, the follow plate, the follow plate arm and the magnetic member are disposed together; when the follow plate needs to be demounted, the follow plate can be demounted through eliminating or shielding of magnetic field of the magnetic member, namely eliminating of the magnetic adsorption force of the magnetic member to the follow plate, due to the fact that the follow plate is detachably fixed with the follow plate arm. The follow plate locking mechanism is simple in structure, processing cost is low, and the follow plate is mounted or demounted simply, conveniently and rapidly.
Description
Technical field
The present invention relates to cutting tool field, particularly relate to bench saw.
Background technology
Bench saw is the common tool for things such as sawing timber, and the knife plate of following of bench saw is used for preventing in the time of workpiece grooving or cut-out that two parts of the workpiece being sawed are closed each other after saw blade.
Generally, bench saw comprise the workbench of supporting workpiece, for supporting the base, saw blade of described workbench and with knife plate etc., being provided with the gap that can pass for saw blade with knife plate on described workbench, the described rear that is arranged on saw blade with knife plate; Described saw blade is for cut workpiece, prevents that cut workpiece is close on saw blade and occurs the situations such as saw blade is stuck or workpiece is upspring.Because workpiece has the different split requirements such as cut-out or grooving, in the time being used for workpiece grooving with knife plate or cutting off workpiece, need to use the different knife plates of following, or, when with knife plate because the reasons such as wearing and tearing are when undesirable, also need to change with knife plate, so, need to change with knife plate through removing and installing step.
Traditional mode for fixed heel knife plate have bolted or space cam fastening etc.Bolted is to adopt bolts and nuts to coordinate, realize with the fastening of knife plate and getting loose by fastening nut or the nut that gets loose, thereby when mounted fastening with knife plate or in the time getting loose unloading with knife plate; Space cam is fastening is to adopt cam to coordinate with guide groove, be positioned at the different ends of guide groove by the sliding pin connecting from cam, realize with the compression of knife plate and get loose, in the time of the fastening end of sliding pin at guide groove, compacted with knife plate, realize the lock-out state with knife plate, when sliding pin is in the time that getting loose of guide groove held, compress and remove with knife plate, thereby realize the installation and removal action with knife plate.
But, adopt bolted simple and efficient not in the time that knife plate is followed in dismounting with knife plate, adopt cam fastening with knife plate complex structure, processing cost is high.
Summary of the invention
Based on this, be necessary that, complex structure simple and efficient not during with knife plate in mounting or dismounting for the existing fastening mode with knife plate and the high problem of processing cost provide a kind of bench saw.
One bench saw, comprises with knife plate, with knife plate arm and retaining mechanism, and the described knife plate of following is removably installed in the described knife plate arm of following, and described retaining mechanism is fixed on described with knife plate arm; Described retaining mechanism comprises magnetic part, and described magnetic part is fastening described with knife plate by magnetic force.
In an embodiment, also comprise magnetic screen switch therein, described magnetic part is fastening described with knife plate liftedly by described magnetic screen switch.
In an embodiment, described magnetic screen switch comprises magnetic shield and knob therein; Described magnetic shield is arranged at rotationally described magnetic part and follows in the plane between knife plate; Described knob is fixedly connected with described magnetic shield through described magnetic part.
In an embodiment, the described knife plate of following offers locating slot, in described locating slot, keeper is set therein, and described keeper is fixedly connected with knife plate arm with described.
In an embodiment, described in connecting, described locating slot one end is formed with opening with knife plate therein.
In an embodiment, also comprise limiting plate therein, described limiting plate and the described knife plate arm of following are fixed, and described limiting plate lays respectively at the described both sides with knife plate with following knife plate arm.
In an embodiment, described limiting plate is provided with the cooperation position coordinating with described keeper therein.
In an embodiment, described magnetic screen switch comprises swing arm therein, and described swing arm is fixedly connected with described magnetic shield, rotates magnetic shield described in described knob control and whether shield the magnetic field of described magnetic part.
In an embodiment, also comprise box body therein, described box body is fixedly connected with knife plate arm with described, and described magnetic part and magnetic shield are all placed in described box body, and described box body is provided with the hole of passing through for described knob.
In an embodiment, described limiting plate and magnetic part lay respectively at the described both sides with knife plate arm therein.
Above-mentioned bench saw, comprise with knife plate, with knife plate arm and retaining mechanism, described retaining mechanism comprises magnetic part, described magnetic part can be by following knife plate and following knife plate arm described in magnetic-adsorption, when needs fastening described with knife plate with described during with knife plate arm, will describedly follow knife plate, follow together with knife plate arm is placed in magnetic part; When needs dismountings described during with knife plate, eliminate or shield the magnetic field of described magnetic part with described be dismountable fixed form between knife plate arm with knife plate because described, eliminate described magnetic part to the magnetic adsorbability with knife plate, can realize dismantling and follow knife plate.Simple with knife plate locking device structure, processing cost is low, simple and efficient when knife plate is followed in mounting or dismounting.
Brief description of the drawings
Fig. 1 be this bench saw with knife plate mechanism structure schematic diagram;
Fig. 2 be this bench saw with knife plate mechanism decomposition texture schematic diagram;
Fig. 3 is the locking mechanism structure schematic diagram of this bench saw.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1 and Figure 2, a kind of bench saw, comprises with knife plate 10, with knife plate arm 11 and retaining mechanism 12, and the described knife plate 10 of following is removably installed in the described knife plate arm 11 of following, and described retaining mechanism 12 is fixed on described with knife plate arm 11; Described retaining mechanism 12 comprises magnetic part 120, and described magnetic part 120 is fastening described with knife plate 10.Described magnetic part 120 has magnetic field, can produce magnetic force, this magnetic force forms the absorption affinity with knife plate 10, to adsorb and be anchored on knife plate arm 11 with knife plate 10, and describedly do not affect magnetic part 120 and magnetic force with between knife plate arm 11 with knife plate arm 11, be enough to described in fastening follow knife plate 10 with knife plate 10 and the magnetic force between magnetic part 120.When needs fastening described with knife plate 10 with described during with knife plate arm 11, will be described with knife plate 10, follow together with knife plate arm 11 is placed in magnetic part 120; In the time following knife plate 10 described in needs dismounting, be dismountable fixed form with knife plate 10 with described following between knife plate arm 11 because described, eliminate or shield the magnetic field of described magnetic part 120, eliminate described magnetic part 120 to the magnetic adsorbability with knife plate 10, can realize dismounting with knife plate 10.Bench saw is simple with knife plate mechanism structure, and processing cost is low, simple and efficient when knife plate 10 is followed in mounting or dismounting.
In an embodiment, can be provided with magnetic screen switch 121 therein, described magnetic part 120 is fastening described with knife plate 10 liftedly by described magnetic screen switch 121.The magnetic field of described magnetic screen switch 121 energy shielding magnetic parts 120, in the time of the position of described magnetic screen switch 121 in shielding magnetic part 120 magnetic fields, described magnetic part 120 disappears to the magnetic adsorbability with knife plate 10, so, the described absorption that is not subject to magnetic force with knife plate 10, in the state of getting loose.In the time following knife plate 10 described in needs magnetic force is fastening, described magnetic screen switch 121 is placed in to the position outside described magnetic part 120 magnetic fields, make described magnetic screen switch 121 not affect magnetic part 120 magnetic fields, thereby do not affect described magnetic part 120 and with the magnetic force between knife plate 10, can pass through magnetic-adsorption fastening described with knife plate 10.When not needing magnetic force fastening described during with knife plate 10, described magnetic screen switch 121 is adjusted to the position in the magnetic field of shielding magnetic part 120, described magnetic part 120 and the magnetic force with between knife plate 10 are disappeared, can easily take out the described knife plate 10 of following.Certainly, shielding magnetic part 120 and not necessarily need magnetic screen switch 121 with the magnetic field between knife plate 10, also can be that hand-driven moving removes magnetic part 120, magnetic force is disappeared, or employing electromagnet, control magnetic part 120 and existence and disappearance with the magnetic force between knife plate 10 by energising and power-off, so described magnetic screen switch 121 is for whether dismantling with knife plate 10 not necessarily.
As shown in Figure 3, therein in an embodiment, described magnetic screen switch 121 comprises magnetic shield 1210 and knob 1211, described magnetic shield 1210 at described magnetic part 120 and with the plane between knife plate 10 in, described knob 1211 is fixedly connected with described magnetic shield 1210 through described magnetic part 120.Described knob 1211 is rotatable, and can drive the magnetic shield 1210 being connected with described knob 1211 to rotate by rotating described knob 1211, by the difference of knob 1211 anglecs of rotation, can drive described magnetic shield 1210 between shielding magnetic part 120 magnetic fields and complete shielding magnetic part 120 magnetic fields, not rotating, the shielding of controlling magnetic field with remove shielding, thereby getting loose while controlling with the knife plate 10 fastening and dismounting while installing.
In the time following knife plate 10 described in needs magnetic field is fixing, make described knob 1211 be placed in locking with knife plate 10 positions, now, described magnetic shield 1210 is positioned at outside described magnetic part 120 magnetic fields, the not magnetic field of shielding magnetic part 120, and described magnetic part 120 and can adsorb describedly with knife plate 10 with the magnetic force between knife plate 10 plays the fastening effect with knife plate 10; In the time that knife plate 10 is followed in needs dismounting, need armoured magnetic field to make to be placed in knife plate 10 state getting loose, rotate described knob 1211, described knob 1211 is placed in and gets loose with knife plate 10 positions, now, described magnetic shield 1210 forwards described magnetic part 120 to just to the position with knife plate 10, the magnetic field of shielding magnetic part 120, thereby be not subject to the fixing of magnetic force with knife plate 10, in the state getting loose.Use described knob 1211, can be convenient to operate according to actual needs.Certainly, there is no described knob 1211, can make equally described magnetic shield 1210 forward corresponding position to, do not have magnetic shield 1210 can realize the dismounting with knife plate 10 yet, be appreciated that described magnetic shield 1210 and knob 1211 all not necessarily.
In an embodiment, described magnetic screen switch 121 comprises swing arm 1212 therein, and described swing arm 1212 is fixedly connected with described magnetic shield 1210, rotates described knob 1211 and can control described magnetic shield 1210 and whether shield the magnetic field of described magnetic part 120.Wherein, described swing arm 1212 can be bending swing arm 1212, rotation knob 1211 can drive swing arm 1212 to rotate, so, the magnetic shield 1210 being fixed on described swing arm 1212 is rotatable, rotate to and get loose with knife plate 10 positions with knife plate 10 positions from locking by described knob 1211, realize magnetic field locking and follow the process of knife plate 10 to magnetic shield 1210 armoured magnetic fields.Because swing arm 1212 is knee, described magnetic shield 1210 can be placed in by the side of described magnetic part 120 and can not affect magnetic field completely, described magnetic part 120 can farthest be held described with knife plate 10, and described magnetic part 120 can be not overlapping with magnetic shield 1210, the deperm material of part 120, cost-saving.Certainly, described swing arm 1212 is for knee is not the factor that determines that can magnetic shield 1210 shielding magnetic part 120, be appreciated that described swing arm 1212 for bending swing arm 1212 for described magnetic shield 1210 whether can armoured magnetic field not necessarily.
In another embodiment, described swing arm 1212 can also be straight-bar, described swing arm 1212 is fixedly connected with described magnetic shield 1210, simultaneously, described magnetic shield 1210 is with respect to described swing arm 1212 eccentric settings, described magnetic part 120 is with respect to the eccentric setting of described swing arm 1212, also can non-eccentricity setting, but need to ensure that the described knob 1211 of rotation can realize described magnetic shield 1210 and shield completely the magnetic field of described magnetic part 120.Wherein, the locking of controlling described knob 1211 anglecs of rotation is with knife plate position and to get loose with the angle between knife plate position can be arbitrarily angled between 90 degree to 270 degree.Certainly, in the time that described swing arm 1212 is knee, equally also can drive the magnetic shield 1210 of eccentric setting to rotate to the position of armoured magnetic field, thus described swing arm 1212 be straight-bar for described magnetic shield 1210 whether can armoured magnetic field neither be necessary.
Wherein, described swing arm 1212 is fixedly connected with described magnetic shield 1210, and its mode being fixedly connected with can be by offer keyway on swing arm 1212 and magnetic shield 1210, and makes coordinating of keyway and key; Can be the rod member that described swing arm 1212 is other shapes except circular, on described magnetic shield 1210, offer the hole matching with described swing arm 1212 cross sectional shapes, described swing arm 1212 is coordinated with hole; Can also be that described swing arm 1212 welds with described magnetic shield 1210 or one-body molded.As long as realizing the matching relationship between described magnetic shield 1210, knob 1211 and magnetic part 120, also other mode.
As shown in Figure 2, in an embodiment, the described knife plate 10 of following offers locating slot 100 therein, and at the interior keeper 122 that arranges of described locating slot 100, described keeper 122 is fixedly connected with knife plate arm 11 with described.So described keeper 122 can limit the described motion with knife plate 10 perpendicular positioning part 122 directions; In the time that described keeper 122 is other shapes beyond cylindrical, a keeper 122 is set and can controls the pivotable on described keeper 122 with knife plate 10; When described keeper 122 is while being cylindrical, two and above keeper 122 be set described locating slot 100 is interior, can control the rotation on described keeper 122 with knife plate 10; So the described knife plate 10 of following, under the effect of keeper 122, can only have the kinematic pair parallel with described keeper 122, the described knife plate 10 of following can only slide on described keeper 122.
In the time that knife plate 10 is followed in needs dismounting, by skidding off keeper 122 away from the one end with knife plate arm 11 with knife plate 10 along keeper 122, can take out with knife plate 10.Described keeper 122 can be that the described knife plate arm 11 of following is provided with the locating hole 110 coordinating with described keeper 122 with the mode that is fixedly connected with of following knife plate arm 11, and described keeper 122 coordinates with following the locating slot 100 on knife plate 10; Can be that described keeper 122 welds with knife plate arm 11 with described.Certainly, there is no described keeper 122, the described knife plate 10 of following can be by fixing with the magnetic-adsorption of magnetic part 120, is appreciated that described locating slot 100 and keeper 122 not necessarily.
Wherein, when described keeper 122 can be the arc coordinating with described keeper 122 for cylindrical, described locating slot 100 ends, can be in the time that bench saw be worked, follow in the stressed situation of knife plate 10, reduce the wearing and tearing between keeper 122 and locating slot 100.
In an embodiment, described in connecting, described locating slot 100 one end are formed with opening with knife plate 10 therein.Be that described locating slot 100 is open slot, described open slot be positioned at described with knife plate 10 with the fixing one end of knife plate arm 11, opening is positioned at end face and perpendicular to keeper 122.The locating slot 100 of described opening can make the described knife plate 10 of following directly take out at described opening part, and need on keeper 122, not slide, and makes to skid off from keeper 122 one end with knife plate 10, operates simple and fast more.Certainly, because can skid off from keeper 122 one end with knife plate 10, so the locating slot 100 of described at one end opening not necessarily.
Therein in an embodiment, described retaining mechanism 12 also comprises limiting plate 123, described limiting plate 123 is with described fixing with knife plate arm 11, described limiting plate 123 lays respectively at the described both sides with knife plate 10 with following knife plate arm 11, described limiting plate 123 can make with knife plate 10 locating effects better, can not be from one end landing of described keeper 122 with knife plate 10 described in making.Described limiting plate 123 is fixed on the described knife plate arm 11 of following, and can more firmly limit the position with knife plate 10, and limiting plate 123 can be directly and follow knife plate arm 11 fixing, can also be to be indirectly fixed on knife plate arm 11 by keeper 122.Described limiting plate 123 with limited with knife plate arm 11 with knife plate 10 along the slip of keeper 122 and rotation along keeper 122, make can only take out from the opening part of open slot with knife plate 10.And described retaining mechanism 12 and can hold describedly with knife plate 10 with the magnetic force between knife plate 10 is fastened on between knife plate arm 11 and limiting plate 123 it, in the time that knife plate 10 is followed in needs dismounting, armoured magnetic field can take out with knife plate 10.Certainly, be not describedly arranged on also realizing between knife plate arm 11 and limiting plate 123 spacingly with knife plate 10, or there do not have limiting plate 123 also can under the effect of keeper 122, realize to be spacing.Be appreciated that retaining mechanism 12 comprises that limiting plate 123 and described limiting plate 123 lay respectively at the described both sides with knife plate 10 all not necessarily with following knife plate arm 11.
Wherein, described limiting plate 123 can be provided with the cooperation position 1230 coordinating with described keeper 122, and the keeper on described limiting plate 123 coordinates position 1230 corresponding with the described position with the keeper locating hole 110 on knife plate arm 11, what described keeper 122 two ends coordinated respectively the described locating hole 110 with knife plate arm 11 and limiting plate 123 coordinates position 1230, makes to be describedly positioned described following between knife plate arm 11 and described limiting plate 123 with knife plate 10.Certainly, the cooperation position 1230 on described limiting plate 123 can not have yet, and described keeper 122 is welded on described limiting plate 123; At keeper 122 and limiting plate 123 contact jaw dilated diameters; On described keeper 122, be provided with screw thread, and also can reach same effect by modes such as nut and described threaded engagement, be appreciated that described cooperation position 1230 not necessarily.
As shown in Figure 3, in an embodiment, described retaining mechanism 12 also comprises box body 124 therein, and described magnetic part 120 is all placed in described box body 124 with magnetic shield 1210, and described box body 124 can be coated described magnetic part 120 and magnetic shield 1210.On described box body 124, also offer the hole of passing through for described knob 1211, because described swing arm 1212 is through described magnetic part 120 and magnetic shield 1210, and knob 1211 need be in the outer ability handled easily of box body 124, so need to offer corresponding hole on described box body 124 for the part of manual rotation.
Described box body 124 is fixedly connected with knife plate arm 11 with described, on described box body 124, offer fixing hole, described fixing hole is for installing fixing described box body 124 and the fixture of following knife plate arm 11, can be all to offer fixing hole in the bight of box body 124, simultaneously, described box body 124 with described with knife plate arm 11 contact positions be provided with box body 124 on the corresponding fixing hole in fixing hole position, and adopt screw to pass the fixing hole of described box body 124, enter with fixing hole corresponding on knife plate arm 11, tightening screw can fix, convenient fixing described magnetic part 120 and magnetic shield 1210.The Warning Mark of indicating knob 1211 anglecs of rotation can also be set on described box body 124 surfaces, as Lock, Unlock, ON, OFF, the Warning Marks such as open and close.Certainly, described retaining mechanism 12 can not comprise box body 124, can be on described magnetic part 120, to offer the fixing hole fixing with following knife plate arm 11, with fixture fixing and locking mechanism 12 and with knife plate arm 11, be appreciated that described retaining mechanism 12 comprise box body 124 for described magnetic shield 1210 whether can armoured magnetic field neither be necessary.
Wherein, described box body 124 and the described fixed form with knife plate arm 11, except being to adopt screw is connected, can also be to weld.
As shown in Figure 2, therein in an embodiment, described limiting plate 123 lays respectively at the described both sides with knife plate arm 11 with magnetic part 120, be that described limiting plate 123 and keeper 122 are positioned at a described side with knife plate arm 11 by described with knife plate 10, described magnetic part 120, magnetic screen switch 121 are fixed on the described opposite side with knife plate arm 11.Setting can make described stressed better with knife plate arm 11 like this, the described knife plate 10 of following is being subject to after the attraction of magnetic part 120, can make under the described effect with knife plate 10 and magnetic part 120 magnetic force between them, all tightly be adsorbed on on knife plate arm 11, not can because of with knife plate 10 and magnetic part 120 with knife plate arm 11 homonymies, and occur with knife plate skew with knife plate arm 11, stressed unbalanced situation.Certainly, described limiting plate 123 is all positioned at the described homonymy with knife plate arm 11 with magnetic part 120 also can be realized with knife plate 10 and follow the fixing of knife plate arm 11, be appreciated that described limiting plate 123 and magnetic part 120 lay respectively at the described both sides with knife plate arm 11 for described magnetic shield 1210 whether can armoured magnetic field all not necessarily.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a bench saw, comprises with knife plate, with knife plate arm and retaining mechanism, it is characterized in that, the described knife plate of following is removably installed in the described knife plate arm of following, and described retaining mechanism is fixed on described with knife plate arm; Described retaining mechanism comprises magnetic part, and described magnetic part is fastening described with knife plate by magnetic force.
2. bench saw according to claim 1, is characterized in that, also comprises magnetic screen switch, and described magnetic part is fastening described with knife plate liftedly by described magnetic screen switch.
3. bench saw according to claim 2, is characterized in that, described magnetic screen switch comprises magnetic shield and knob; Described magnetic shield is arranged at rotationally described magnetic part and follows in the plane between knife plate; Described knob is fixedly connected with described magnetic shield through described magnetic part.
4. bench saw according to claim 3, is characterized in that, the described knife plate of following offers locating slot, in described locating slot, keeper is set, and described keeper is fixedly connected with knife plate arm with described.
5. bench saw according to claim 4, is characterized in that, described in described locating slot one end connects, is formed with opening with knife plate.
6. bench saw according to claim 5, is characterized in that, also comprises limiting plate, and described limiting plate and the described knife plate arm of following are fixed, and described limiting plate lays respectively at the described both sides with knife plate with following knife plate arm.
7. bench saw according to claim 6, is characterized in that, described limiting plate is provided with the cooperation position coordinating with described keeper.
8. bench saw according to claim 3, is characterized in that, described magnetic screen switch comprises swing arm, and described swing arm is fixedly connected with described magnetic shield, rotates magnetic shield described in described knob control and whether shield the magnetic field of described magnetic part.
9. bench saw according to claim 6, is characterized in that, also comprises box body, and described box body is fixedly connected with knife plate arm with described, and described magnetic part and magnetic shield are all placed in described box body, and described box body is provided with the hole of passing through for described knob.
10. bench saw according to claim 9, is characterized in that, described limiting plate and magnetic part lay respectively at the described both sides with knife plate arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210585768.0A CN103895067B (en) | 2012-12-28 | 2012-12-28 | Bench saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210585768.0A CN103895067B (en) | 2012-12-28 | 2012-12-28 | Bench saw |
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| Publication Number | Publication Date |
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| CN103895067A true CN103895067A (en) | 2014-07-02 |
| CN103895067B CN103895067B (en) | 2016-08-17 |
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| CN201210585768.0A Active CN103895067B (en) | 2012-12-28 | 2012-12-28 | Bench saw |
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Cited By (2)
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| CN113146436A (en) * | 2020-01-23 | 2021-07-23 | 盖多·瓦伦蒂尼 | Functional unit and hand-guided power tool |
| US20230249376A1 (en) * | 2022-02-09 | 2023-08-10 | P&F Brother Industrial Corporation | Detachable protective device for table saw |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103895067B (en) | 2016-08-17 |
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