CN209021337U - A kind of hand-hold shearing unit with dust collection function - Google Patents
A kind of hand-hold shearing unit with dust collection function Download PDFInfo
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- CN209021337U CN209021337U CN201821670035.6U CN201821670035U CN209021337U CN 209021337 U CN209021337 U CN 209021337U CN 201821670035 U CN201821670035 U CN 201821670035U CN 209021337 U CN209021337 U CN 209021337U
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Abstract
The utility model provides a kind of hand-hold shearing unit with dust collection function, including casing and motor, transmission gear and transmission shaft, the transmission shaft is pierced by out of described casing, and saw blade is installed on the transmission shaft, the casing has the hood for protecting rider for being set in the saw blade top, the dust discharge cylinder being connected to the inner cavity of the hood for protecting rider is fixedly connected with or is connected on the hood for protecting rider, the dust discharge cylinder is arranged with dust bag far from one end of the hood for protecting rider, the dust bag includes the bag body and the elastic skeleton for being used to support the bag body that opening is connected to the dust discharge cylinder, the elastic skeleton has the elastic buckles socket part being set on the dust discharge cylinder.Pass through setting dust discharge cylinder and dust bag, the dust generated in cutting process is got rid of by dust discharge cylinder into dust bag using the high-speed rotation of saw blade, effectively dust is avoided to drift in the sky, and then it avoids user from sucking or pollute environment, do not influence the health of user and not will increase cleaning burden.
Description
Technical field
The utility model relates to a kind of cutting workpiece, especially a kind of hand-hold shearing unit with dust collection function.
Background technique
Hand-hold shearing unit is a kind of common plate, bar cutting equipment, due to easy to operate, is widely used and work
In the various industries such as Cheng Jianzhu, metallurgy and automobile manufacture, the application especially in architectural engineering decoration construction is more universal.
Hand-hold shearing unit unavoidably has dust generation when being cut, although most of dust is mainly toward separate
The direction of user is thrown out of, however since dust weight is relatively light, it is easy to drift in the sky, it is easy to be inhaled by user
Enter, influence the health of user, in addition, the dust being thrown out of also will affect the environment in cutting place, increases and clean burden,
In view of this, the applicant conducts in-depth research the structure of hand-hold shearing unit, there is this case generation then.
Utility model content
The health of user is not influenced the purpose of this utility model is to provide one kind and not will increase cleaning burden
The hand-hold shearing unit with dust collection function.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of hand-hold shearing unit with dust collection function, including casing and being arranged in the casing and are successively driven
Motor, transmission gear and the transmission shaft of connection, the transmission shaft are pierced by out of described casing, and saw is equipped on the transmission shaft
Piece, the casing, which has, is set in the hood for protecting rider on the saw blade top, be fixedly connected or be connected on the hood for protecting rider with
The dust discharge cylinder of the inner cavity connection of the hood for protecting rider, the dust discharge cylinder is arranged with dust bag far from one end of the hood for protecting rider, described
Dust bag includes the bag body and the elastic skeleton for being used to support the bag body that opening is connected to the dust discharge cylinder, the elastic skeleton
With the elastic buckles socket part being set on the dust discharge cylinder.
As a kind of improvement of the utility model, the annular with elastic buckles socket part cooperation is offered on the dust discharge cylinder
Card slot.
As a kind of improvement of the utility model, it is fixedly connected or is connected on the casing and be set in the transmission
Sleeve on axis is rotatably connected to movable guard on the sleeve, the rotation connection axis between the movable guard and the sleeve with
The central axis of the saw blade arranges that the saw blade is interspersed in the movable guard, and the movable guard is interspersed in described block
In cover.
As a kind of improvement of the utility model, compressed spring is arranged on the sleeve, and be connected on the sleeve
The circlip on the intracavity sidewall of the movable guard is supported, the lateral wall in the movable guard is supported in one end of the compressed spring
On, the other end is supported on the housing.
As a kind of improvement of the utility model, operation handle is fixedly connected on the movable guard.
As a kind of improvement of the utility model, bolt is interspersed on the hood for protecting rider, be provided on the movable guard with
The hook of the bolt cooperation.
As a kind of improvement of the utility model, the transmission gear is helical gear.
As a kind of improvement of the utility model, it is provided with notch in the bag body, is provided with zipper on the notch.
By adopting the above technical scheme, the utility model has the following beneficial effects:
1, by setting dust discharge cylinder and dust bag, the dust generated in cutting process is led to using the high-speed rotation of saw blade
It crosses dust discharge cylinder to get rid of into dust bag, effectively dust is avoided to drift in the sky, and then avoid user from sucking or pollute environment, not shadow
It rings the health of user and not will increase cleaning burden.
2, pass through setting skeleton, it is ensured that the replacement of dust bag always belongs to extended state, avoids the factors shadow such as external beam wind
Ring the dust collecting effect of dust bag.
3, by setting movable guard, the dust fallen under the effect of gravity can be collected, dust collecting effect is relatively preferable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model cutting machine, omits dust bag in figure；
Fig. 2 is the structural schematic diagram at another visual angle of the utility model cutting machine, omits dust bag in figure；
Fig. 3 is the axial cutting structural representation of the utility model cutting machine, omits cutting line and parts thereof in figure；
Fig. 4 is exploded structural schematic diagram of the utility model cutting machine in gerotor device position, omits dust in figure
Bag；
Fig. 5 is the structural schematic diagram of the elastic skeleton in the utility model.
Fig. 6 is the structural schematic diagram of the rollover stand in the utility model.
Corresponding mark is as follows in figure:
10- support plate；11- strip hole；
The first vertical plate of 12-；The second vertical plate of 13-；
14- first fixes arc groove；The first stationary positioned of 15- hole；
16- second fixes arc groove；20- rollover stand；
The first locking device of 21-；The second locking device of 22-；
23- the first adjustable arc slot；The first movable positioning hole of 24-；
30- casing；31- hood for protecting rider；
32- dust discharge cylinder；33- elastic skeleton；
34- elastic buckles socket part；35- support portion；
36- annular slot；37- main handle；
38- assist handle；40- motor；
50- transmission gear；
60- transmission shaft；61- saw blade；
62- sleeve；63- movable guard；
64- compressed spring；65- circlip；
66- hook；67- operation handle；
70- gerotor device；71- attachment base；
72- bend pipe；73- reset spring；
74- connecting hole；75- internal projecting ring；
The outer bulge loop of 76-；77- guide ring；
78- locating slot；79- locating piece.
Specific embodiment
The utility model is described further with body embodiment with reference to the accompanying drawing.
As shown in figs 1 to 6, a kind of hand-hold shearing unit of adjustable cutting angle, the cutting machine are present embodiments provided
With dust collection function, therefore provided in this embodiment is also a kind of hand-hold shearing unit with dust collection function, in addition, this implementation
The cutting machine of offer or a kind of hand-hold shearing unit convenient for operation.Specifically, cutting machine provided in this embodiment includes branch
Fagging 10, the rollover stand 20 being rotatably connected in support plate 10, the casing 30 being rotatably connected on rollover stand 20 and setting exist
Motor 40, transmission gear 50 and the transmission shaft 60 being sequentially connected in casing 30 and successively, wherein shell 30 can be split type shell
Body, or integral housing can be configured according to actual needs.Between motor 40, transmission gear 50 and transmission shaft 60
Specific transmission connecting structure can be conventional structure, it is preferred that in the present embodiment, transmission gear 50 is helical gear, electricity
It is provided with the helical teeth section engaged with transmission gear 50 on the output shaft of machine 40, is realized between motor 40 and transmission gear 50 with this
Transmission connection, can be directly delivered on motor 40 to avoid the axial float of user's transmission shaft 60 in this way, help to improve electricity
The service life of machine 40.
Transmission shaft 60 is pierced by out of casing 30, and saw blade 61 is equipped on transmission shaft 60, specific installation knot between the two
Structure is identical as conventional cutting machine, not the emphasis of the present embodiment, and and will not be described here in detail.In addition, being opened up in support plate 10 useful
In the strip hole 11 passed through for saw blade 61, certainly, saw blade 61 can also be located at the side of support plate 10.
It is realized and is rotatablely connected by rotational pin between rollover stand 20 and support plate 10, the rotation connection axis of the two (rotates
Pin) it is arranged in parallel with support plate 10 and is arranged parallel with saw blade 61；Also by rotational pin between rollover stand 20 and casing 30
Realize rotation connection, the rotation connection axis and saw blade 61 of the two are mutually perpendicular to arrange；In this way, can be by adjusting casing 30 and overturning
Rotational angle between frame 20 adjusts the height and position of saw blade 61, and then adjusts its depth of cut, while can be by adjusting turning over
Crawl between pivoted frame 20 and support plate 10 twists angle to adjust tilt angle of the saw blade 61 relative to vertical plane, realizes true
It protects under the premise of support plate 10 still forms support to casing 30 and inclined cut is carried out to plate or bar.
Be fixedly connected or be connected in support plate 10 respectively with vertically arranged first vertical plate 12 of support plate 10 and
Two vertical plates 13 are provided with the first locking device for being locked at rollover stand 20 on first vertical plate 12 on rollover stand 20
21, the second locking device 22 for being locked at casing 30 on second vertical plate 13 is provided on casing 30.
First locking device 21 and the second locking device 22 can be conventional locking device.Preferably, the first vertical plate
The first fixed arc groove 14 is offered on 12, and the first adjustable arc slot 23, the first fixed arc groove 14 are offered on rollover stand 20
And first the arc center of adjustable arc slot 23 be all located on the rotation connection axis between rollover stand 20 and casing 30, i.e., it is both same
Axis is arranged and radian is identical, and first locking device 21 includes while being interspersed in the first fixed arc groove 14 and the first arc of motion
The first bolt in shape slot 23, spiral is connected with the first nut, and the nut of the first bolt and the first nut point on the first bolt
Not Wei Yu the first vertical plate 12 two sides, in this way, can be relatively rotated between rollover stand 20 and support plate 20 after unscrewing the first nut,
It when turning to predetermined angular, tightens the first nut and the two is fastened, in order to accurately adjust rollover stand 20 and support plate 20
Between rotational angle, in the present embodiment, the first vertical plate 12 is provided at the position for being located at the side of the first adjustable arc slot 14
Angle index line.In addition, in the present embodiment, it is solid that first be connected to the first fixed arc groove 14 is offered on the first vertical plate 12
Determine location hole 15, offers and be connected to the first adjustable arc slot 23 and the with the cooperation of the first stationary positioned hole 15 on rollover stand 20
One movable positioning hole 24, when rollover stand 20 and support plate 20 relatively rotate to the first stationary positioned hole 15 and the first movable positioning hole
24 overlap position when, the first bolt can be moved to the position in the first stationary positioned hole 15 and the first movable positioning hole 24
Place, avoiding loosening in the first nut in cutting process causes to relatively rotate between rollover stand 20 and support plate 20.It needs
It is bright, in the accompanying drawings, the first stationary positioned hole 15 and the first movable positioning hole 24 all only one, but can also be according to reality
Border needs to be arranged multiple.
The structure of the second locking device 22 in the present embodiment is similar to the structure of the first locking device 21, specifically, the
The second fixed arc groove 16 is offered on two vertical plates 13, offers the second adjustable arc slot (not shown) on casing 30, the
The arc center of two fixed arc grooves 16 and the second adjustable arc slot is all located at the rotation connection between casing 30 and rollover stand 20
On axis；The second spiral shell that second locking device 22 includes while being interspersed in the second fixed arc groove 16 and the second adjustable arc slot
Bolt, spiral is connected with the second nut on the second bolt, and the nut of the second bolt and the second nut are located at the second vertical plate 13
Two sides, in this way, can be relatively rotated between rollover stand 20 and casing 30 after unscrewing the second nut, when turning to predetermined angular,
The first nut is tightened to fasten the two.In order to accurately adjust the rotational angle between rollover stand 20 and casing 30, in this reality
It applies in example, casing 30 is provided with angle index line at the position being located at by the second fixed arc groove.
Casing 30 have is set in 61 top of saw blade and opening towards arrangement hood for protecting rider 31, certainly, saw blade 61 with block
Cover 31 is not in contact with each other, and in other words, no matter how saw blade 61 rotates, and upper part is interspersed in always in the inner cavity of hood for protecting rider 31.It hides
The dust discharge cylinder 32 being connected to the inner cavity of hood for protecting rider 31 is fixedly connected with or is connected in block cover 31, and dust discharge cylinder 32 is preferably disposed on
At the tangent position of the tangent position of saw blade 61 or close saw blade 61, dust discharge cylinder 32 is arranged with dust far from one end of hood for protecting rider 31
Bag (being not shown in Fig. 1 and Fig. 2), the dust bag include the bag body and the elasticity for being used to support bag body that opening is connected to dust discharge cylinder 32
Skeleton 33, wherein bag body is conventional cloth bag, and the top of bag body is provided with notch, zipper, certainly, bag body are provided on the notch
Oral area be seamed on elastic skeleton 33；Elastic skeleton 33 has the elastic buckles socket part 34 being set on dust discharge cylinder 32 and is used for
Support the support portion 35 of bag body, 35 integrally connected of elastic buckles socket part 34 and support portion, specifically, elastic skeleton 33 is by iron bar system
At, by by iron bar be coiled into a loop diameter be less than dust discharge cylinder 32 annulus, using the annulus elasticity realize and dust discharge cylinder 32 it
Between snapping, and support portion 35 then linearly arrangement, for avoiding bag body from hanging under the effect of gravity.In addition, on dust discharge cylinder 32
The annular slot 36 cooperated with elastic buckles socket part 34 is offered, elastic buckles socket part 34 is helped avoid in this way and is taken off from dust discharge cylinder 32
It falls.In use, the high-speed rotation using saw blade 61 gets rid of the dust generated in cutting process in dust bag by dust discharge cylinder.
Preferably, in the present embodiment, the set being set on transmission shaft 60 is fixedly connected with or is connected on casing 30
Cylinder 61 is rotatably connected to movable guard 63 on sleeve 62, the rotation connection axis between movable guard 63 and sleeve 62 in saw blade 61
Mandrel is coaxially arranged, and saw blade 61 is interspersed in movable guard 63, and movable guard 63 is interspersed in hood for protecting rider 31, certainly, 61 He of saw blade
It is non-touching between movable guard 63.In this way, movable guard 63 can be turned under saw blade 61 when cutting off thin plate
Thin plate is cut using the side so that the periphery of saw blade 61 only has side not to be interspersed in movable guard 63 or hood for protecting rider 31 in portion
It cuts, and cutting the part scrap generated or dust can then fall under gravity into movable guard 63 and be collected, into one
Step avoids scrap or dust polluting environment, while also can be avoided saw blade 61 and accidentally cutting other things.
In order to avoid movable guard 63 slides naturally under the effect of gravity, in the present embodiment, compression is arranged on sleeve 62
Spring 64, and be connected with the circlip 65 supported on the intracavity sidewall of movable guard 63 on sleeve 62 and (certainly, needed out on sleeve 62
Equipped with clamping groove), one end of compressed spring 64 is supported on the lateral wall of movable guard 63, and the other end is supported on casing 30, this
Movable guard 63 is pressed on circlip 64 by the pretightning force that sample can use the offer of compressed spring 64, it is avoided to go out under the effect of gravity
The now rotation relative to sleeve 62.In addition, be interspersed with bolt (not shown) on hood for protecting rider 31, be provided on movable guard 63 with
The hook 66 of bolt cooperation.Movable guard 63 is avoided to slide naturally under the effect of gravity by the cooperation of hook 66 and bolt.
Movable guard 63 rotates for ease of operation, in the present embodiment, operation handle 67 is fixedly connected on movable guard 63.
It is identical as conventional cutting machine, be connected with power supply line (not shown) on the motor 40 in the present embodiment, i.e., it is electric
Source line 61 and its connection structure between motor 40 are identical as conventional cutting machine.Preferably, cycloid is provided on casing 30
Device 70, specifically, having main handle 37 and assist handle 38 on casing 30, gerotor device 70 is arranged on main handle 37.
Gerotor device 70 includes the bend pipe that the attachment base 71 that is fixedly connected on casing 30, one end are interspersed on attachment base 71
72 and the reset spring 73 that is set on bend pipe 72, wherein the connecting hole for interting bend pipe 72 is offered on attachment base 71
74, which is connected to the inner cavity of casing 30 with outside, and the oral area of inner cavity side of the connecting hole 74 far from casing 30
Position is provided with internal projecting ring 75, and the outer bulge loop 76 in connecting hole 74 is provided on bend pipe 72, and the internal diameter of internal projecting ring 75 is bigger
In the outer diameter of bend pipe 72, the outer diameter of outer bulge loop 76 is greater than the internal diameter of internal projecting ring 75, i.e. bend pipe 72 can be interspersed in internal projecting ring 75,
And outer bulge loop 75 is then difficult to pass through from internal projecting ring 75；One end of reset spring 74 is supported on outer bulge loop 76, and the other end is direct
Or supported on attachment base 71 indirectly, specifically, in the present embodiment, being also fixedly connected in the inner cavity of casing 30 or connecting hole 74
There is guide ring 77, bend pipe 72 is interspersed in the guide ring 77 and can slide relative to guide ring 77, and one end of reset spring 73 is logical
It crosses to support and be supported on attachment base 71 indirectly on guide ring 77.Reset spring 73 and internal projecting ring 75 are located at outer bulge loop 76
Two sides, bulge loop 76 outer in this way can be pressed on internal projecting ring 75 under the action of reset spring 73.In addition, internal projecting ring 75 is towards evagination
The side of ring 76 offers more than two locating slots 78, each locating slot 78 even cloth, evagination centered on the axis of connecting hole 74
The side of ring 76 towards internal projecting ring 75 is provided with the locating piece 79 being interspersed in one of locating slot 78, and certainly, power supply line is worn
It is inserted in the inner hole of bend pipe 72, in this way, the angle that power supply line is pierced by from casing 30 is dependent on the placement angle of bend pipe 72, adjusts
The angle that is pierced by of power supply line also changes correspondingly after the placement angle of whole bend pipe 72, specific adjustment mode are as follows: by 72 casing of bend pipe
30 interior cavity direction pressing compresses compression reseting spring 73, while locating piece 79 by the outer bulge loop 76 being arranged on bend pipe 72
Deviate from from matched locating slot 78, bend pipe 72 is then unclamped after swing bend pipe 72 to predetermined position, outer bulge loop 76 is multiple
It resets, is interspersed in another locating slot 78 again under the action of the spring 73 of position, complete adjustment process.
The utility model is described in detail above in conjunction with specific embodiment, but the embodiments of the present invention
It is not limited to the above embodiments, those skilled in the art can make various changes according to the prior art to the utility model
Shape, these are all within the protection scope of the present invention.
Claims (8)
1. a kind of hand-hold shearing unit with dust collection function, which is characterized in that including casing and be arranged in the casing
And motor, transmission gear and the transmission shaft being successively sequentially connected, the transmission shaft are pierced by out of described casing, and the transmission shaft
On saw blade is installed, the casing has the hood for protecting rider for being set in the saw blade top, is fixedly connected on the hood for protecting rider or one
Body is connected with the dust discharge cylinder being connected to the inner cavity of the hood for protecting rider, and the dust discharge cylinder is arranged with collection far from one end of the hood for protecting rider
Dirt bag, the dust bag include the bag body and the elastic skeleton for being used to support the bag body that opening is connected to the dust discharge cylinder, institute
Stating elastic skeleton has the elastic buckles socket part being set on the dust discharge cylinder.
2. as described in claim 1 with the hand-hold shearing unit of dust collection function, which is characterized in that opened up on the dust discharge cylinder
There is the annular slot with elastic buckles socket part cooperation.
3. as claimed in claim 1 or 2 with the hand-hold shearing unit of dust collection function, which is characterized in that solid on the casing
The sleeve being set on the transmission shaft is connected or be connected with calmly, movable guard, the work are rotatably connected on the sleeve
The central axis of rotation connection axis and the saw blade between dynamic cover and the sleeve arranges that the saw blade is interspersed in the work
In dynamic cover, the movable guard is interspersed in the hood for protecting rider.
4. as claimed in claim 3 with the hand-hold shearing unit of dust collection function, which is characterized in that be arranged on the sleeve
Compressed spring, and the circlip supported on the intracavity sidewall of the movable guard is connected on the sleeve, the compressed spring
One end is supported on the lateral wall of the movable guard, and the other end is supported on the housing.
5. as claimed in claim 3 with the hand-hold shearing unit of dust collection function, which is characterized in that fixed on the movable guard
It is connected with operation handle.
6. as claimed in claim 3 with the hand-hold shearing unit of dust collection function, which is characterized in that intert on the hood for protecting rider
There is bolt, the hook with bolt cooperation is provided on the movable guard.
7. as claimed in claim 1 or 2 with the hand-hold shearing unit of dust collection function, which is characterized in that the transmission gear
For helical gear.
8. as claimed in claim 1 or 2 with the hand-hold shearing unit of dust collection function, which is characterized in that set in the bag body
It is equipped with notch, is provided with zipper on the notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670035.6U CN209021337U (en) | 2018-10-15 | 2018-10-15 | A kind of hand-hold shearing unit with dust collection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670035.6U CN209021337U (en) | 2018-10-15 | 2018-10-15 | A kind of hand-hold shearing unit with dust collection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209021337U true CN209021337U (en) | 2019-06-25 |
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ID=66906567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821670035.6U Active CN209021337U (en) | 2018-10-15 | 2018-10-15 | A kind of hand-hold shearing unit with dust collection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209021337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523148A (en) * | 2022-04-21 | 2022-05-24 | 海门柏杰电动工具有限公司 | Electric circular saw with dust collection function |
-
2018
- 2018-10-15 CN CN201821670035.6U patent/CN209021337U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523148A (en) * | 2022-04-21 | 2022-05-24 | 海门柏杰电动工具有限公司 | Electric circular saw with dust collection function |
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