CN106381985A - Grooving machine without cutting dead angle - Google Patents
Grooving machine without cutting dead angle Download PDFInfo
- Publication number
- CN106381985A CN106381985A CN201611034309.8A CN201611034309A CN106381985A CN 106381985 A CN106381985 A CN 106381985A CN 201611034309 A CN201611034309 A CN 201611034309A CN 106381985 A CN106381985 A CN 106381985A
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- Prior art keywords
- shield
- guard shield
- dead angle
- groover
- movable
- Prior art date
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- 238000009434 installation Methods 0.000 claims description 16
- 210000003813 thumb Anatomy 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 7
- 238000005034 decoration Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000009991 scouring Methods 0.000 description 4
- 238000013475 authorization Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000002775 capsule Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
- B28D1/045—Sawing grooves in walls; sawing stones from rocks; sawing machines movable on the stones to be cut
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sawing (AREA)
- Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
Abstract
The invention provides a grooving machine without a cutting dead angle, belonging to the technical field of decoration engineering, and solving the problem that the structures and variety of the existing grooving machines without the cutting dead angle are not complete. The grooving machine without the cutting dead angle comprises a case and a saw blade shield, wherein the saw blade shield comprises a fixed shield and a movable shield; the fixed shield is fixedly connected with the case, the movable shield is rotatably connected with a first rotating shaft, the first rotating shaft is fixedly connected with a second rotating shaft, and the second rotating shaft is rotatably connected with the fixed shield; and a locking structure is arranged between the movable shield and the fixed shield for ensuring positioned connection of the movable shield and the fixed shield when the fixed shield and movable shield are arranged sequentially along an arc, and also ensuring positioned connection of the movable shield and the fixed shield when the movable shield is sleeved outside the fixed shield. The grooving machine without the cutting dead angle can ensure that the grooving machine is suitable for cutting planes as well as cutting corners, i.e. the grooving machine without the cutting dead angle has the advantage of no cutting dead angle.
Description
Technical field
The invention belongs to fitting-out work technical field, it is related to a kind of utensil of fitting-out work, particularly one kind is no cut extremely
The groover at angle.
Background technology
Hydroelectric Project Construction is the indispensable construction procedure of fitting-out work；Need during Hydroelectric Project Construction to open on ground or wall
Groove.Traditional fluting is dug out using manual, and with social development, people begin with electric hammer auxiliary and dig out required groove；Afterwards
People have also been proposed the equipment being exclusively used in slotting, such as groover (Authorization Notice No. CN201279843Y), and then are significantly lifted
Fluting efficiency；But find in use to exist and fluting between metope and metope, ground and metope corner, cannot be adopted
The deficiency of machine excision forming.
For this reason, someone is it is proposed that a kind of wall-slotting machine (Authorization Notice No. CN203701531U) no cutting dead angle,
When encountering between metope and metope, ground and metope corner fluting, movable shield can joining by flexible lock pin and lockhole
Close and be accommodated in the saw blade protecting groove of head capsule, make cast-cutting saw slice expose part and reach 270 ° about.Someone is also it is proposed that a kind of wall
The ground no hand-held groover in dead angle (Authorization Notice No. CN205604049U)；Dust cover freely can adjust angle, can to 75～
Arbitrarily slot in 360 ° of corners.Those skilled in the art wish to propose the groover no cutting dead angle of more different structures, with full
The use habit of foot difference consumer.
Content of the invention
The present invention proposes a kind of groover no cutting dead angle, and the technical problem to be solved in the present invention is how to propose separately
A kind of groover that no cuts dead angle of structure.
The technical problem to be solved of the present invention can be realized by following technical proposal：This no cuts the groover at dead angle
Including casing and blade shroud, blade shroud includes fixing guard shield and movable shield, has be in fixing guard shield and movable shield
Fan-shaped protection chamber；Fixing guard shield is fixedly connected with casing, and movable shield is rotatably connected to first rotating shaft, and the one of first rotating shaft
End is fixed with second rotating shaft vertically disposed with first rotating shaft, and the second rotating shaft is rotated with fixing guard shield and is connected；Movable shield
It is provided with and fixing guard shield between and can make movable shield and fixing shield when being arranged in order along arc when fixing guard shield and movable shield
Cover is located by connecting and movable shield and fixation guard shield also can be made when outside movable shield being set in fixing guard shield to be located by connecting
Latch-up structure.
No cut the groover cutting metope at dead angle or during ground using this, fixing guard shield and movable shield along arc according to
Secondary arrangement and make movable shield be located by connecting with fixation guard shield by latch-up structure, and then protects cast-cutting saw with maximum angle
Piece, improves cutting safety.When no cutting the groover at dead angle using this between metope and metope or between metope and ground
During fluting, first manipulating latch-up structure makes movable shield and fixing guard shield unblock, then so that movable shield is rotated around first rotating shaft
180 ° and so that movable shield is set in outside fixing guard shield around the second axis of rotation, now considerably increase cast-cutting saw slice position
Angle outside blade shroud, the angle that cast-cutting saw slice is located at outside blade shroud reaches 270 ° about；Last manipulation again locks
Structure makes movable shield be located by connecting with fixing guard shield, it is to avoid movable shield activity and affect normally to slot.
The structure that this no cuts blade shroud in the groover at dead angle is compared with prior art entirely different, but still ensures that
Groover is both suitable for cutting planes, also is adapted for cutting corner, and groover that is, this no cuts dead angle still has no cutting dead angle
Advantage；When being slotted between metope and metope or between metope and ground using the groover that this no cuts dead angle simultaneously, activity
Guard shield is set in outside fixing guard shield and is not take up cutting the space needed for corner, including the space observed needed for cut state.
Brief description
Fig. 1 and Fig. 2 is that this no cuts the three-dimensional knot that blade shroud in the groover at dead angle is in closed configuration different visual angles
Structure schematic diagram.
Fig. 3 is that this no cuts saw blade section components main structure diagram in the groover at dead angle.
Fig. 4 is the cross section structure diagram of A-A in Fig. 3.
Fig. 5 is the cross section structure diagram of B-B in Fig. 4.
Fig. 6 and Fig. 7 is that this no cuts the three-dimensional knot that blade shroud in the groover at dead angle is in open mode different visual angles
Structure schematic diagram.
Fig. 8 is that this no cuts saw blade section components left view structural representation in the groover at dead angle.
Fig. 9 is the cross section structure diagram of C-C in Fig. 8.
Figure 10 is the perspective view after the groover that this no cuts dead angle conceals part-structure.
Figure 11 is that this no cuts in the groover at dead angle and enters rotor region cross section structure diagram.
In figure, 1, casing；1a, front handlebar portion；1a1, put forth effort plate mounting groove；1b, rear handle portion；2nd, saw blade；3rd, saw blade shield
Cover；3a, suction port；3b, fixing guard shield；3c, movable shield；3d, protection chamber；3e, side plate；3f, top board；3g, the first hinged seat；
3h, first rotating shaft；3i, the second hinged seat；3j, the second rotating shaft；3k, latch；3m, jack；3n, the first spring；3p, nut；3q、
Second spring；3r, cover plate；3s, guard shield seat；3s1, axle bed portion；4th, saw blade installation axle；5th, mair motor；6th, air draught adapter；7th, thumb
Put forth effort plate；7a, positioning convex；8th, enter rotor；8a, home roll；8b, wear-resistant sleeve；8c, axle portion；9th, reducing motor；10th, protective cover；
11st, voltage-regulation knob；12nd, bearing；13rd, bearing cap；14th, baffle plate.
Specific embodiment
The following is the specific embodiment of the present invention and combine accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figures 1 to 9, the groover that this no cuts dead angle includes casing 1, blade shroud 3, saw blade installation axle 4 and
Saw blade 2.
The front portion of casing 1 has front handlebar portion 1a, and the rear portion of casing 1 has rear handle portion 1b, and then people can be stably
Hold groover and split scouring machine is accurately manipulated.
Saw blade installation axle 4 is located at the front portion of casing 1, and saw blade installation axle 4 is rotated with casing 1 and is connected；In casing 1, master is installed
Motor 5, is connected by machine driving between the rotating shaft of mair motor 5 and saw blade installation axle 4；Preferably, mair motor 5 rotating shaft with
Gear reduced drive is adopted to connect between saw blade installation axle 4.
Blade shroud 3 is located at the side of casing 1 front portion, and the one end part of saw blade installation axle 4 is in blade shroud 3.Saw blade 2
It is fixed in saw blade installation axle 4 and saw blade 2 is located in blade shroud 3.The rear portion of blade shroud 3 has suction port 3a, and saw blade protects
It is fixedly connected with, on cover 3, the air draught adapter 6 being connected with suction port 3a.
Blade shroud 3 includes fixing guard shield 3b and movable shield 3c；It is respectively provided with fixing guard shield 3b and movable shield 3c and be in
Fan-shaped protection chamber 3d.The protection angle [alpha] that Figure of description provides fixing guard shield 3b is 120 ± 5 °；The protection of movable shield 3c
Angle beta is 80 ± 5 °.
As shown in Figures 1 to 5, fixing guard shield 3b and movable shield 3c are arranged in order along arc, and this state is referred to as sawing
Piece guard shield 3 is in closed configuration.Fixing guard shield 3b and movable shield 3c all include equal two fan-shaped side plate 3e and one be located at
Curved top board 3f between two side plate 3e.In movable shield 3c, the one end of top board 3f has the first hinged seat of protrusion
3g, the first hinged seat 3g is rotatably connected to first rotating shaft 3h.In fixing guard shield 3b, the one end of top board 3f has protrusion second
Hinged seat 3i, the second hinged seat 3i is rotatably connected to the second rotating shaft 3j.First rotating shaft 3h is vertically arranged with the second rotating shaft 3j, and
The one end of first rotating shaft 3h is fixedly connected with the middle part of the second rotating shaft 3j.The width of movable shield 3c is more than fixing guard shield 3b's
Width, the one end part of movable shield 3c, outside the one end of fixing guard shield 3b, is fixed between guard shield 3b and movable shield 3c
Form location structure, and then be effectively guaranteed the stability that blade shroud 3 is in movable shield 3c during closed configuration.
As shown in Figures 6 to 9, movable shield 3c is set in outside fixing guard shield 3b, and this state is referred to as blade shroud 3 and is in
Open mode.Specifically, two side plate 3e in movable shield 3c are located at outside two side plate 3e in fixing guard shield 3b respectively
Side, above the top board 3f that the top board 3f in movable shield 3c is located in fixing guard shield 3b；Fixing guard shield 3b and movable shield 3c it
Between form location structure, and then be effectively guaranteed the stability that blade shroud 3 is in movable shield 3c during open mode.
It is provided between movable shield 3c and fixing guard shield 3b and arrange successively along arc when fixing guard shield 3b and movable shield 3c
Movable shield 3c can be made during row to be located by connecting with fixing guard shield 3b and when outside movable shield 3c being set in fixing guard shield 3b
The latch-up structure that movable shield 3c is located by connecting can be made with fixing guard shield 3b.Specifically, latch-up structure includes being located in activity
Latch 3k on one side plate 3e of guard shield 3c, latch 3k are vertically arranged with respect to the side plate 3e of movable shield 3c；Fixing guard shield
The jack 3m corresponding with latch 3k position is all had on two side plate 3e of 3b.It is provided between latch 3k and movable shield 3c
One spring 3n, the first spring 3n can ensure that latch 3k and jack 3m mated condition are stable, that is, keep in latch 3k insertion jack 3m
State.
When need are slotted between metope and metope or between metope and ground using the groover that this no cuts dead angle, that is,
It is in closed configuration and switches to blade shroud 3 from blade shroud 3 and be in the step of open mode and be：Latch 3k is first pulled to make latch
3k departs from jack 3m, then makes movable shield 3c rotate 90 ° about around the second rotating shaft 3j, makes the side plate 3e of movable shield 3c and consolidates
Determine non-overlapping outside the side plate 3e of guard shield 3b, then make movable shield 3c rotate 180 ° around first rotating shaft 3h, and then make again
Movable shield 3c rotates around the second rotating shaft 3j, until the side plate 3e of movable shield 3c is located at outside the side plate 3e of fixing guard shield 3b
And jack 3m is relative with jack 3m；Finally latch 3k is inserted in jack 3m；In the presence of the first spring 3n, latch 3k energy
It is automatically inserted in jack 3m.
The other end of first rotating shaft 3h is fixed with nut 3p, and the other end of first rotating shaft 3h is arranged with second spring
3q, one end of second spring 3q is leant with nut 3p, and the other end is leant with the first hinged seat 3g；Bullet in second spring 3q
Under power effect, the first hinged seat 3g has the trend leaning with the second rotating shaft 3j all the time, and that is, the elastic force in second spring 3q is made
With under be remarkably improved that blade shroud 3 is in during closed configuration and blade shroud 3 is in movable shield 3c during open mode
Stability；Blade shroud 3 is in closed configuration and blade shroud 3 is in when switching between open mode, movable shield 3c simultaneously
Can move axially on small distance ground, and then improve state switching motility and ease for operation.
As shown in figure 9, a side plate 3e in fixing guard shield 3b is detachable with respect to other positions, dismountable side plate 3e
Referred to as cover plate 3r, other parts are referred to as guard shield seat 3s；Guard shield seat 3s and casing 1 are bolted to connection.On guard shield seat 3s also
There is axle bed portion 3s1, saw blade installation axle 4 is located on axle bed portion 3s1, between saw blade installation axle 4 and axle bed portion 3s1, pass through bearing
It is connected；It follows that be integrated with guard shield seat 3s install saw blade installation axle 4 needed for bearing block so that blade shroud 3, saw
Piece 2, saw blade installation axle 4 and the related accessories such as bearing, bolt can be assembled into an assembly that can unload from casing 1；And then
Simplify the structure of groover and groover has assembling and maintenance more easily advantage.Cover plate 3r and guard shield seat 3s passes through bolt
It is fixedly connected；Need removal cover plate 3r when changing saw blade 2, need again cover plate 3r to be fixed on guard shield seat using before groover fluting
On 3s.In other words, cover plate 3r can repeated disassembled and assembled, both ensured that saw blade 2 was replaceable, can guarantee that the safeguard function of blade shroud 3 again.
As shown in Figure 1, Figure 2, shown in Fig. 6 and Fig. 7, in front handlebar portion 1a, the one end adjacent with blade shroud 3 is rotatably connected to
Thumb put forth effort plate 7 and offer with thumb put forth effort plate 7 position corresponding put forth effort plate mounting groove 1a1, thumb is puted forth effort to have on plate 7
With the end face of front handlebar portion 1a or put forth effort the positioning convex 7a that plate mounting groove 1a1 bottom surface leans.Blade shroud 3 is in closes up shape
When state and blade shroud 3 are in open mode and mutually switch, thumb puted forth effort plate 7 embed to put forth effort, in plate mounting groove 1a1, so to keep away
Exempt from thumb and put forth effort plate 7 impact movable shield 3c rotation.When cutting using this groover, thumb can be made with finger pull positioning convex 7a
Point to power plate 7 from putting forth effort to produce in plate mounting groove 1a1, being rotated further thumb and putting forth effort plate 7 makes positioning convex 7a for front handlebar portion
The end face of 1a or put forth effort plate mounting groove 1a1 bottom surface and lean, manipulates handling of workman and holds on front handlebar portion 1a, thumb press exists
Thumb is puted forth effort on plate 7, so can change manipulation workman's split scouring machine point of application, even if the point of application is closer to saw blade 2, and then can be more
Accurately manipulate groover.
Casing 1 is rotatably connected to into rotor 8 on the bottom surface of middle part, enters the axial line of rotor 8 and the axial line of saw blade installation axle 4
It is arranged in parallel.It is fixedly connected with reducing motor 9 on the one side at casing 1 middle part；Reducing motor 9 and blade shroud 3 are located at casing 1
The same side.The output shaft of reducing motor 9 is connected by machine driving between rotor 8 with entering, and Figure of description provides deceleration electricity
The output shaft of machine 9 is connected by gear drive between rotor 8 with entering；Reducing motor 9 is provided with protective cover with entering rotor 8 junction
10.Using this groover cutting metope fluting when, start mair motor 5, simultaneously also start reducing motor 9, reducing motor 9 drive into
Rotor 8 slowly runs；After this groover is resisted against on metope manipulation workman, the saw blade 2 cutting metope of high-speed rotation simultaneously embeds
Metope, enters rotor 8 simultaneously and metope leans and produces enough frictional force, enters rotor 8 and promotes groover to move, preferably,
The direction of rotation entering rotor 8 is identical with the direction of rotation of saw blade 2, and then enters rotor 8 promotion groover forward movement；In other words,
During with this groover cutting metope fluting, groover moves ahead along metope and rotates realization by entering rotor 8, need not manipulate workman and promotes and open
Scouring machine moves ahead, and then reduces the difficulty manipulating groover and reduce the labor intensity manipulating workman.
Voltage-regulation knob 11, voltage-regulation knob 11 and reducing motor 9 are fixedly connected with handle portion 1b after in casing 1
Power line electrical connection, the input supply voltage of reducing motor 9 can be changed by screwing voltage-regulation knob 11, realize change and subtract
The output shaft output speed of speed motor 9, and then adjust the speed that moves ahead of groover；In other words, by screwing voltage-regulation knob
The speed that moves ahead of 11 regulation groovers is so as to speed is consistent with actual condition.
Enter the home roll 8a that rotor 8 includes in a tubular form, outside home roll 8a, be arranged with the wear-resistant sleeve 8b making using elastomeric material, resistance to
It is fixedly connected using glue between grinding set 8b and home roll 8a；The two ends of home roll 8a have been fixedly connected with axle portion 8c.Hollow home roll
8a can significantly reduce the weight into rotor 8, and then reduces the labor intensity manipulating workman.The surface of wear-resistant sleeve 8b has lines,
Wear-resistant sleeve 8b can protect home roll 8a and increase into frictional force between rotor 8 and metope, it is to avoid enter and produce between rotor 8 and metope
Skid, and then ensure that the setting speed that moves ahead of groover is consistent with the actual speed that moves ahead of groover.
Rotor groove in bar shaped is had on casing 1 middle part bottom surface, the two ends of rotor groove have bearing mounting groove, enter rotor 8
Axle portion 8c be all arranged with bearing 12, bearing 12 embeds in bearing mounting groove, and bearing 12 is covered with bearing cap 13, bearing cap 13
It is bolted to connection and casing 1 between；This structure is realized rotating into rotor 8 and casing 1 and is connected, and can repeatedly dismantle into
Rotor 8, and then change flimsy wear-resistant sleeve 8b.
Baffle plate 14 is connected with casing 1 bottom surface, baffle plate 14 is located at between rotor 8 and blade shroud 3, enters rotor 8 and wall
When face leans, the edge of baffle plate 14 is also leant with metope, and such baffle plate 14 can stop that the sandy soil that saw blade 2 cutting is formed enter
Enter into rotor 8 region, especially avoid stone to enter and lead to be stuck phenomenon into rotor 8 into rotor 8 region；Baffle plate 14 can also be clear
Remove the sandy soil in the region that moves ahead into rotor 8, especially remove stone, and then improve into frictional force and guarantee between rotor 8 and metope
Enter rotor 8 to move ahead stably, it is to avoid jolt.
Embodiment two
The present embodiment is essentially identical with the structure of embodiment one and principle, the no longer burden description of essentially identical part, only retouches
State different place, different place is that groover moves ahead the control mode of speed, and specifically, this groover also wraps
Include control circuit, be used for detecting the sensing element of mair motor 5 rotating speed and the power management electrically connecting with the power line of reducing motor 9
Element；Sensing element and power management element are all electrically connected with control circuit.
, when cutting hard metope, the frictional force that saw blade 2 is subject to is larger, thus mair motor 5 rotating speed is relatively low, opens for this groover
Scouring machine answers low speed to move ahead；, when cutting soft metope, the frictional force that saw blade 2 is subject to is less for this groover, thus mair motor 5 rotating speed
Higher, thus can suitably improve the speed that moves ahead of groover.Power management element is converter or intelligent transformer, controls electricity
Road controls power management element so that the rotating speed of reducing motor 9 is directly proportional to the rotating speed of mair motor 5 according to the rotating speed of mair motor 5；Real
Existing automated intelligent adjusts groover and moves ahead speed.Preferably, mair motor 5 is in control circuit during no-load speed controls electric power behaviour
Control element makes reducing motor 9 be in not rotation status；The groover cutting metope initial stage so can be avoided just to move ahead, lead to fluting not
Meet construction requirement and lead to groover not steerable.Above-mentioned electronic devices and components can be integrated on one piece of circuit board, circuit board
It is fixed on outside casing 1 and protective cover 10 is arranged in protective cover 10.
Claims (10)
1. a kind of groover no cutting dead angle, including casing (1) and blade shroud (3), blade shroud (3) includes fixing guard shield
(3b) with movable shield (3c), have in fan-shaped protection chamber (3d) in fixing guard shield (3b) and movable shield (3c)；Fixing shield
Cover (3b) is fixedly connected with casing (1) it is characterised in that being rotatably connected to first rotating shaft (3h) in described movable shield (3c),
The one end of first rotating shaft (3h) is fixed with and vertically disposed second rotating shaft of first rotating shaft (3h) (3j), the second rotating shaft (3j)
Rotate with fixing guard shield (3b) and be connected；It is provided with when fixing guard shield (3b) and activity between movable shield (3c) and fixing guard shield (3b)
Guard shield (3c) can make movable shield (3c) be located by connecting with fixing guard shield (3b) and when activity shield when being arranged in order along arc
Cover (3c) be set in fixing guard shield (3b) outer when movable shield (3c) also can be made to be located by connecting with fixing guard shield (3b) locking knot
Structure.
2. the groover at no cutting dead angle according to claim 1 is it is characterised in that described fixing guard shield (3b) and activity
Guard shield (3c) all includes equal two fan-shaped side plates (3e) and a curved top board (3f) between two side plates (3e)；
The width of movable shield (3c) is more than the width of fixing guard shield (3b)；When fixing guard shield (3b) and movable shield (3c) are along arc
When being arranged in order and when movable shield (3c) be set in fixing guard shield (3b) outer when, fixing guard shield (3b) and movable shield (3c)
Between be respectively formed location structure.
3. the groover at no cutting dead angle according to claim 2 is it is characterised in that described latch-up structure includes being located in
Latch (3k) on one side plate (3e) of movable shield (3c), the side plate (3e) with respect to movable shield (3c) for the latch (3k) hangs down
Straight setting；The jack (3m) corresponding with latch (3k) position is all had on two side plates (3e) of fixing guard shield (3b).
4. the groover at no cutting dead angle according to claim 3 is it is characterised in that described latch (3k) and movable shield
(3c) it is provided with the first spring (3n) between.
5. the groover at no cutting dead angle according to claim 2 is it is characterised in that this no cuts the groover at dead angle also
Including saw blade installation axle (4)；A side plate (3e) in fixing guard shield (3b) is detachable with respect to other positions, dismountable side
Plate (3e) is referred to as cover plate (3r), and other parts are referred to as guard shield seat (3s)；It is bolted between guard shield seat (3s) and casing (1)
Connect；Axle bed portion (3s1) is had on guard shield seat (3s), saw blade installation axle (4) is located in axle bed portion (3s1), saw blade installation axle
(4) it is connected by bearing between axle bed portion (3s1).
6. the groover at the no cutting dead angle according to claim 1 or 2 or 3 or 4 or 5 is it is characterised in that described first turn
The other end of axle (3h) is fixed with nut (3p), and the other end of first rotating shaft (3h) is arranged with second spring (3q), and second
One end of spring (3q) is leant with nut (3p), and the other end is leant with the first hinged seat (3g).
7. the groover at the no cutting dead angle according to claim 1 or 2 or 3 or 4 or 5 is it is characterised in that described saw blade protects
The rear portion of cover (3) has suction port (3a), and blade shroud (3) is fixedly connected with the air draught adapter being connected with suction port (3a)
(6).
8. the groover at the no cutting dead angle according to claim 1 or 2 or 3 or 4 or 5 is it is characterised in that described saw blade protects
Cover (3) is located at the anterior side of casing (1), and the front portion of casing (1) has front handlebar portion (1a), after the rear portion of casing (1) has
Handle portion (1b), in front handlebar portion (1a), the one end adjacent with blade shroud (3) is rotatably connected to thumb and puts forth effort plate (7) and open
Be provided with thumb put forth effort plate (7) position corresponding put forth effort plate mounting groove (1a1), thumb is puted forth effort to have and front handlebar on plate (7)
The end face in portion (1a) or put forth effort the positioning convex (7a) that plate mounting groove (1a1) bottom surface leans.
9. the groover at the no cutting dead angle according to claim 1 or 2 or 3 or 4 or 5 is it is characterised in that described casing
(1) it is rotatably connected on bottom surface in the middle part of into rotor (8), casing (1) is fixedly connected with reducing motor (9)；Reducing motor (9)
Output shaft is connected by machine driving between rotor (8) with entering.
10. the groover at no cutting dead angle according to claim 9 is it is characterised in that connect on described casing (1) bottom surface
There is baffle plate (14), baffle plate (14) is located at between rotor (8) and blade shroud (3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034309.8A CN106381985B (en) | 2016-11-22 | 2016-11-22 | Groover without cutting dead angle |
| CN201810572368.3A CN108748700B (en) | 2016-11-22 | 2016-11-22 | Grooving machine without cutting dead angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034309.8A CN106381985B (en) | 2016-11-22 | 2016-11-22 | Groover without cutting dead angle |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110653658A (en) * | 2019-08-14 | 2020-01-07 | 蔡连玉 | Power construction equipment is used in environmental protection building municipal administration |
| CN111186030A (en) * | 2018-11-14 | 2020-05-22 | 宝时得科技（中国）有限公司 | Grooving machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702900A (en) * | 2019-03-01 | 2019-05-03 | 冀凯河北机电科技有限公司 | A kind of power head device for being applicable to cut ore |
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| CN110653658B (en) * | 2019-08-14 | 2021-05-14 | 湖南煌辉建设有限公司 | Power construction equipment is used in environmental protection building municipal administration |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108748700B (en) | 2020-07-03 |
| CN108748700A (en) | 2018-11-06 |
| CN106381985B (en) | 2018-07-17 |
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