CN201470996U - Electric circular saw - Google Patents
Electric circular saw Download PDFInfo
- Publication number
- CN201470996U CN201470996U CN2009202330477U CN200920233047U CN201470996U CN 201470996 U CN201470996 U CN 201470996U CN 2009202330477 U CN2009202330477 U CN 2009202330477U CN 200920233047 U CN200920233047 U CN 200920233047U CN 201470996 U CN201470996 U CN 201470996U
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- China
- Prior art keywords
- saw
- electric circular
- saw blade
- baffle
- baffle plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to an electric circular saw, comprising a bottom board, a saw-cutting mechanism which is rotatedly connected with the bottom board, wherein, the saw-cutting mechanism comprises an electric motor shell which is provided with the electric motor, and the electric motor is provided with an output shaft, a sawblade which is connected with the output shaft, and the sawblade is provided with a rotating shaft, a fixed protecting hood which covers the upper part of the sawblade, a moving protecting hood which is rotatedly connected with the fixed protecting hood, wherein, the moving protecting hood covers the lower part of the sawblade; the electric circular saw also comprises a first baffle plate, and the first baffle plate is slidingly installed at the bottom board. Through the baffle plate structure slidingly installed at the bottom board, the strip material and other impurities are effectively blocked outside the protecting hood without entering the protecting hood, therefore, the safety of the operating is increased, and the electric circular saw facilitates the operating of the operator.
Description
Technical field
The utility model relates to a kind of electric circular saw, especially a kind of baffled electric circular saw.
Background technology
Various electric circular saws are arranged in the market, and usually electric circular saw has a movable shield, and this movable shield covers saw blade when using appliance not, when the needs using appliance, opens movable shield, realizes the sawing operation.Usually using electric circular saw to carry out can producing a large amount of impurity in the process of work, especially can produce some billots when some featheredges of sawing, these billots can be stuck in the guard shield, thereby cause the movable shield resilience ineffective.Therefore the billot that the operator need be positioned at these guard shield behind complete operation cleans out, movable shield ability resilience also covers saw blade, to cause operating dangerous obviously like this, also increase simultaneously the difficulty of operation and the clipping time that has increased the operator.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of impurity such as billot that do not allow and enters electric circular saw in the guard shield.
For addressing the above problem, the electric circular saw that the utility model disclosed comprises: a base plate, a saw cutting mechanism that is rotationally connected with base plate, described saw cutting mechanism comprises a motor case that motor is housed, described motor has an output shaft, a saw blade that links to each other with output shaft, described saw blade has a rotating shaft, a secure shroud that covers in described saw blade top, a movable shield that is pivotally attached on the described secure shroud, described movable shield covers in the bottom of described saw blade, it is characterized in that, described electric circular saw also comprises one first baffle plate, and described first baffle plate is slidingly mounted on the described base plate.
For addressing the above problem, the another kind of electric circular saw that the utility model disclosed comprises a base plate, a saw cutting mechanism that is rotationally connected with base plate, described saw cutting mechanism comprises a motor case that motor is housed, motor has an output shaft, a saw blade that links to each other with output shaft, saw blade has a rotating shaft, a secure shroud that covers in described saw blade top, a movable shield that is pivotally attached on the described secure shroud, described movable shield covers in the bottom of described saw blade, it is characterized in that, on the described secure shroud baffle plate is installed, described baffle plate is formed with a breach, and at least a portion of described saw blade stretches in this breach.
Be slidingly mounted on the baffle arrangement on the base plate or be installed in baffle arrangement on the secure shroud by above-mentioned, can effectively impurity such as billot be blocked in the outside of guard shield, do not allow it enter in the guard shield, thereby improved the security of operation, help operator's operation.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail.
Fig. 1 is the stereogram of first kind of embodiment of the utility model electric circular saw;
Fig. 2 is an explosive view of removing saw cutting mechanism among Fig. 1;
Fig. 3 is the zoomed-in view of baffle plate among Fig. 2;
Fig. 4 is the stereogram of second kind of embodiment of the utility model electric circular saw;
Fig. 5 is the stereogram of the third embodiment of the utility model electric circular saw;
Fig. 6 is the zoomed-in view at A place among Fig. 5.
The specific embodiment
As illustrated in fig. 1 and 2, electric circular saw of the present utility model comprises a base plate 1, a saw cutting mechanism 2, saw cutting mechanism 2 comprises a motor case 3 that motor is housed, a secure shroud 4, the a pair of arm 19 and 41 that is rotationally connected with secure shroud 4, motor has an output shaft (not shown), a saw blade 5 links to each other with output shaft, saw blade 5 has a rotating shaft 6, secure shroud 4 covers the top of saw blade 5, and a movable shield 7 is rotated by a spring and is installed on the secure shroud 4, and movable rotation guard shield 7 covers the lower part of saw blade under the effect of spring.Be formed with a pair of support 17a and 17b on the base plate 1, be formed with a through hole (not shown) on support 17a and the 17b respectively, two through holes relatively and its central axis coincide and form a rotational axis x, thereby a pair of rivet (not shown) is passed above-mentioned through hole respectively with support 17a, 17b and arm 19,41 are riveted together, thereby make that saw cutting mechanism 2 can be relative to rotating around rotational axis x with base plate 1.Be formed with a deep-slotted chip breaker 18 and 42 on support 17a and the arm 19 respectively, and be positioned at the locked component 20 on the deep-slotted chip breaker 18,42.Locked component 20 comprises a locking member 20a, pad 20b and locking knob 20c.By operation locking knob 20c, unclamp locked component 20, saw cutting mechanism 2 can be relative to rotating around rotational axis x with base plate 1, locking piece 20a transfers moving in deep-slotted chip breaker 18 simultaneously, when moving when turning to suitable position, operation locking knob 20c, locking locked component 20 is locked on the position thereby will lock the relative and base plate 1 of saw cutting mechanism 2.Those skilled in the art knows said mechanism, and this mechanism neither invention emphasis of the present utility model, no longer describes at this.
As Fig. 1, shown in 2 and 3, base plate 1 has a upper surface 11 and a lower surface 12, and guide pad 25 is installed on the upper surface 11, the upper surface 11 of guide pad 25 and base plate 1 forms a gathering sill 13, and the bearing of trend of gathering sill 13 preferably is parallel to the bearing of trend of saw blade rotating shaft 6.The first end 8a of one first baffle plate 8 preferably is slidably mounted on the other end 8b relative with first end on gathering sill 13, the first baffle plates 8 and is formed with a breach 10, and the part of saw blade 5 reaches in the breach 10 at least.The first end 8a place of first baffle plate 8 also is formed with a projection 26, projection be formed with on 26 27, one rivets 16 of a through hole pass this through hole and with connecting rod 14 riveted joints.The other end of connecting rod 14 is formed with 28, one rivets 15 of a through hole and passes through hole 28 and arm 19 riveted joints.Thereby the two ends of connecting rod 14 are connected with arm 19 with first baffle plate 8 respectively.Also be formed with two microscler protruding 29 on this external first baffle plate 8,30, microscler protruding 29,30 and first baffle plate 8 forms a gathering sill 31, the bearing of trend of gathering sill 31 is preferably perpendicular to the bearing of trend of gathering sill 13, a second baffle 9 is installed in the gathering sill 31, and second baffle 9 can slide along the direction perpendicular to gathering sill 13 in gathering sill 31.A spring 22 is installed in the sliding tray 31, and its two ends link to each other with first baffle plate 8 with second baffle 9 respectively, and second baffle 9 slides into a position near saw blade under the effect of spring force, as shown in Figure 2.The elastic force that overcomes spring 22 promotes second baffle 9, and second baffle 9 will have enough spaces to be used to install saw blade again slidably to a position away from saw blade in this position away from saw blade, makes the easier installation of saw blade.First baffle plate 8 and second baffle 9 are preferably near an end of saw blade and are formed with a series of square through hole or groove 21 along the sawing direction of saw blade, and the sawing direction of saw blade is consistent with the direction of rotational axis x.Thereby in addition second baffle 9 also can by rotation wait other suitable mounting means to be installed on first baffle plate to realize near and away from saw blade.
Saw blade is in the sawing workpieces process, especially when the workpiece that sawing approaches, because the frictional force between saw blade and the workpiece, workpiece often will move upward along with saw blade at the workpiece billot of fracture of the blade place of saw blade and generation, because first baffle plate 8 and second baffle 9 is positioned at the both sides of saw blade 5 and the knife edge part of saw blade is positioned at breach 10, therefore first baffle plate 8 and second baffle 9 will stop the workpiece billot to move upward along with saw blade and enter in the secure shroud 4, simultaneously square through hole on first baffle plate 8 and the second baffle 9 or groove 21 will allow granule such as dust upwards to enter in the secure shroud 4, and discharge by dust exhaust apparatus.Because bigger materials such as workpiece billot can not enter in the secure shroud 4, therefore after finishing sawing, movable shield 7 can realize resilience easily and cover the lower part of saw blade 5 like this.The operator cuts sth. askew if desired, unclamp locking knob 20c, rotate the suitable position of cutting sth. askew of saw cutting mechanism 2 to, arm 19 drives connecting rod 14 rotations simultaneously by rivet 15 in this process, and connecting rod 14 drives first baffle plate 8 simultaneously by rivet 16 and second baffle 9 slides along gathering sill 13.First baffle plate 8 and second baffle 9 can be done corresponding the slip along gathering sill 13 and guarantee that saw blade 5 interferes at the cut sth. askew Shi Buhui and first baffle plate 8 and second baffle 9.First baffle plate 8 of the present utility model in addition also can be fixedly installed on the base plate 1, even first baffle plate 8 can be the part of base plate 1, and this moment, the size of breach 10 need be arranged to guarantee that breach 10 does not interfere with saw blade when cutting sth. askew.
Fig. 4 discloses the another kind of mounting means of baffle plate.As shown in Figure 4, baffle plate 32 is installed in the top that also preferably is positioned at saw blade sawing position in the secure shroud 4.The hole that screw 33,34 passes respectively on secure shroud 4 one sides is threaded with screw hole on baffle plate 32 1 sides, thereby baffle plate 32 is fixedly installed on the secure shroud 4.Be formed with a breach 39 on the baffle plate 32, at least a portion of saw blade 5 stretches in the breach 39.On baffle plate 32, also be formed with a series of through hole or grooves 40 that extend along the sawing direction, same, when saw blade in the sawing workpieces process, through hole or groove 40 will allow granule such as dust upwards to enter in the secure shroud 4, and discharge by dust exhaust apparatus.Baffle plate 32 can stop the workpiece billot to move upward along with saw blade and enter in the secure shroud 4, thereby after guaranteeing to finish sawing, movable shield 7 can realize resilience easily and cover the lower part of saw blade 5.
Fig. 5 and 6 discloses second kind of embodiment.As shown in Figure 5, baffle plate 41,42 is slidably mounted on the base plate 1 by the mode of screw and waist type groove, and baffle plate 41,42 can also be slidably mounted on the base plate 1 by other modes well known to those of ordinary skill in the art, is not described in detail at this.Baffle plate 41,42 lay respectively at the both sides of saw blade, saw blade 5 stretches in baffle plate 41 and the baffle plate 42 formed spaces, by adjusting baffle plate 41 along the direction slide damper 41,42 on vertical and saw blade plane, 42 distances to saw blade, baffle plate 41,42 should be tried one's best near the side of saw blade 5, to guarantee baffle plate 41,42 and saw blade between the gap as much as possible little, thereby reach best effect.In addition, one in the baffle plate 41,42 can be fixed on the base plate 1, and only the another one baffle plate is regulated.
Only be the specific embodiment of the present utility model shown in description above and the accompanying drawing, the claimed scope of the utility model is based on claims.By to above describing and the understanding of accompanying drawing, those of ordinary skill in the art is by same mode, and perhaps with the form through simple replacement, non-creativeness ground is simply replaced partial component and is regarded as in the scope of protection of the invention.
Claims (12)
1. electric circular saw, comprise a base plate, a saw cutting mechanism that is rotationally connected with base plate, described saw cutting mechanism comprises a motor case that motor is housed, described motor has an output shaft, a saw blade that links to each other with output shaft, described saw blade has a rotating shaft, a secure shroud that covers in described saw blade top, a movable shield that is pivotally attached on the described secure shroud, described movable shield covers in the bottom of described saw blade, it is characterized in that, described electric circular saw also comprises one first baffle plate, and described first baffle plate is slidingly mounted on the described base plate.
2. electric circular saw as claimed in claim 1 is characterized in that described electric circular saw also comprises a second baffle.
3. electric circular saw as claimed in claim 2 is characterized in that, described second baffle is installed on described first baffle plate.
4. electric circular saw as claimed in claim 3 is characterized in that, described second baffle can move between away from the second place of saw blade near the primary importance of saw blade and one at one.
5. electric circular saw as claimed in claim 2 is characterized in that, described second baffle directly form with described base plate on.
6. electric circular saw as claimed in claim 2 is characterized in that described second baffle is slidably mounted on the described base plate.
7. electric circular saw as claimed in claim 2 is characterized in that described second baffle is fixedly installed on the described base plate.
8. as the electric circular saw described among the claim 2-7 each, it is characterized in that described first baffle plate and described second baffle are positioned at the both sides of described saw blade.
9. electric circular saw as claimed in claim 8 is characterized in that, is formed with a series of through hole or groove on one in described at least first baffle plate and the described second baffle.
10. electric circular saw as claimed in claim 1 is characterized in that, is formed with a series of through hole or groove on described first baffle plate.
11. electric circular saw, comprise a base plate, a saw cutting mechanism that is rotationally connected with base plate, described saw cutting mechanism comprises a motor case that motor is housed, motor has an output shaft, a saw blade that links to each other with output shaft, saw blade has a rotating shaft, a secure shroud that covers in described saw blade top, a movable shield that is pivotally attached on the described secure shroud, described movable shield covers in the bottom of described saw blade, it is characterized in that, on the described secure shroud baffle plate is installed, described baffle plate is formed with a breach, and at least a portion of described saw blade stretches in this breach.
12. electric circular saw as claimed in claim 15 is characterized in that, is formed with a series of through hole or groove on the described baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202330477U CN201470996U (en) | 2009-07-13 | 2009-07-13 | Electric circular saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202330477U CN201470996U (en) | 2009-07-13 | 2009-07-13 | Electric circular saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201470996U true CN201470996U (en) | 2010-05-19 |
Family
ID=42407236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202330477U Expired - Fee Related CN201470996U (en) | 2009-07-13 | 2009-07-13 | Electric circular saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201470996U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506690A (en) * | 2012-06-29 | 2014-01-15 | 博世电动工具（中国）有限公司 | Circular saw with chip blocking component |
| CN104942362A (en) * | 2014-03-24 | 2015-09-30 | 苏州宝时得电动工具有限公司 | Electric circular saw |
| CN113681075A (en) * | 2021-10-27 | 2021-11-23 | 南通铂莱德节能科技有限公司 | Metal door and window cutting equipment |
| CN114683415A (en) * | 2020-12-29 | 2022-07-01 | 力山工业股份有限公司 | Ceramic tile cutting machine with folding function |
-
2009
- 2009-07-13 CN CN2009202330477U patent/CN201470996U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506690A (en) * | 2012-06-29 | 2014-01-15 | 博世电动工具（中国）有限公司 | Circular saw with chip blocking component |
| CN103506690B (en) * | 2012-06-29 | 2017-08-29 | 博世电动工具（中国）有限公司 | Annular saw with chip barrier element |
| CN104942362A (en) * | 2014-03-24 | 2015-09-30 | 苏州宝时得电动工具有限公司 | Electric circular saw |
| CN104942362B (en) * | 2014-03-24 | 2017-08-25 | 苏州宝时得电动工具有限公司 | Electric circular saw |
| CN114683415A (en) * | 2020-12-29 | 2022-07-01 | 力山工业股份有限公司 | Ceramic tile cutting machine with folding function |
| CN113681075A (en) * | 2021-10-27 | 2021-11-23 | 南通铂莱德节能科技有限公司 | Metal door and window cutting equipment |
| CN113681075B (en) * | 2021-10-27 | 2021-12-24 | 南通铂莱德节能科技有限公司 | Metal door and window cutting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20150713 |
|
| EXPY | Termination of patent right or utility model |