CN207415711U

CN207415711U - A kind of hand-held cutting machine

Info

Publication number: CN207415711U
Application number: CN201721186973.4U
Authority: CN
Inventors: 张穆汉
Original assignee: Jin Zhuying
Current assignee: Tianjin Junyingyue Trading Co ltd
Priority date: 2017-09-16
Filing date: 2017-09-16
Publication date: 2018-05-29
Anticipated expiration: 2027-09-16

Abstract

The utility model discloses a kind of hand-held cutting machines, including bearing, rotating base, handle two, switch, backer, connector, motor one, connecting rod, axis, door, protective cover, saw blade, start button and handle one, the middle top of the bearing is provided with the rotating base, the one side of the rotating base is provided with the switch, the one side of the switch and the rotating base one side is provided with handle two, the top both sides of the rotating base are both provided with backer, and both sides backer corresponds to the gap left between one side and is arranged on above the gap of the rotating base middle top.Advantageous effect：The dust generated during cutting is greatly facilitated effectively to be collected, reduce the pollution that dust generates air, injury of the dust to the eye and body of staff, add the work efficiency of cutting, and, dust is avoided to error caused by cutting and damage, adds the precision of cutting and the integrality of trimming.

Description

A kind of hand-held cutting machine

Technical field

The utility model is related to cutting equipment technical field, it particularly relates to a kind of hand-held cutting machine.

Background technology

Hand-held cutting machine is also referred to as makita 4100NH, machine for working stone.It can be used for cutting building stones, ceramic tile, timber etc., according to not The same corresponding saw blade of cutting material selection.At present, the requirement to cutting machine cutting is more and more stringenter, and the precision of size is also got over Carry out finer also, traditional cutting machine and easily generate substantial amounts of heat among cutting work so that cutting machine is due to heat The scald of the excessive damage and staff for be easy to causeing machinery, meanwhile, substantial amounts of dust is easily generated when cutting, is held The blocking of machinery is easily caused, also, dust when cutting easily so that generate error and damage.

The problem of in correlation technique, currently no effective solution has been proposed.

Utility model content

The problem of in correlation technique, the utility model proposes a kind of hand-held cutting machine, to overcome existing correlation technique Existing above-mentioned technical problem.

What the technical solution of the utility model was realized in：

A kind of hand-held cutting machine, including bearing, rotating base, handle two, switch, backer, connector, motor one, connection Bar, axis, door, protective cover, saw blade, start button and handle one, the middle top of the bearing are provided with the rotation Pedestal, the one side of the rotating base are provided with the switch, the one side of the switch and are set away from the rotating base one side Be equipped with handle two, the top both sides of the rotating base are both provided with the backer, and both sides backer correspond to one side between leave Gap be arranged on above the gap of the rotating base middle top, the top side of the bearing and away from the handle two One side is provided with the connector, and the top side of the connector is provided with the motor one, the one side of the motor one with The door is provided between the top of the connector, is set between the one side of the door and corresponding one one side of motor There is the connecting rod, the top of the connecting rod is fixedly connected by axis with the top side of the door, the axis The protective cover is provided between one side and the corresponding door one side, and the protective cover is arranged at the top of the rotating base The saw blade is installed, the side of the protective cover and remote inside the top of middle gap, the protective cover and the door A side roof part from the motor one is provided with the handle one, and the top of the handle one is provided with the start button, In, the rest base offers opening two, is provided with ash collecting box in the opening two, the bottom of the ash collecting box is provided with handle Hand, two upper lateral parts of the ash collecting box are both provided with groove, are provided with fixture block in the groove, and the one side of the fixture block with it is right It answers and is provided with spring in the groove between one side, two upper lateral parts are both provided with what is matched with the fixture block in the opening two Card slot, the top of the opening two is provided with funnel, is provided with rotational structure at the top of the funnel, in the rotational structure Portion, which is run through, is equipped with shaft, and the middle part of the shaft, which is run through, is equipped with passage, and the bottom of the passage and the top phase of the funnel Connection, the top of the passage are connected with the middle gap at the top of the rotational structure, the top both sides of the passage and institute It states and slope is both provided between the two bottom sides in gap, the top of the slope and the gap both sides and the rotation bottom The internal both sides of seat are both provided with several openings one, and blowing radiator, the oblongleaf kadsura stem or root are both provided in several openings one Thermal includes fixed bottom plate, and the middle top of the fixed bottom plate is provided with fixed plate, and the surface of the fixed plate is provided with Several through holes, the middle top of the fixed plate are provided with support plate, supporting rod one are provided in the support plate recessed surface With supporting rod two, and the bottom of the supporting rod one and the bottom of the supporting rod two are recessed by fixing bolt one and the support plate Intersect in into face and be fixedly connected, be provided with supporting block between the top both sides of the fixed plate both sides and the fixed bottom plate, two Collateral bracer is both provided with stent between corresponding to one side between both sides at the top of the fixed plate, is respectively provided at the top of the stent There is cylinder, and be helicitic texture in the cylinder, cross and be equipped with and the cylinder internal thread knot between the cylinder of both sides The screw rod that structure matches, the one side of the screw rod is through one of cylinder and extends to the one side of the cylinder, institute The side for stating screw rod is provided with fan, and the fan is arranged in the opening one, and motor is provided in another cylinder Two, run through on the screw rod and between the cylinder of both sides and be equipped with stud one and stud two, the both sides of the stud one pass through fixation Bolt two is fixedly connected with the top of the supporting rod one, and the both sides of the stud two pass through fixing bolt three and the supporting rod two Top is fixedly connected.

Further, the rotating base inner top both sides are both provided with heat shield.

Further, the support plate is U-shaped support plate.

Further, it is provided with cooling fin between the top of the fixed bottom plate and the bottom of the fixed plate.

Further, the bottom of the bearing is set to concavo-convex.

Further, the surface of the handle one is provided with wearing bush.

Further, the backer surface is provided with scale one.

Further, the top perimeter of the bearing is provided with scale two.

Further, uniform cloth is listed in the gap both sides to several openings one in symmetrical fashion.

The beneficial effects of the utility model：It is placed on by the product that needs are cut on rotating base, adjustment rotation bottom The position in gap between seat and both sides backer adjusts the angle rotated on rotating base come really by the scale of the upper scale one of backer Need the size cut calmly, the greatly perfect accuracy of cutting, also, when needing to cut fine pattern greatly Provide a convenient, and by saw blade to the product on rotating base cut when, the grieshoch of generation is directly from rotating base The gap of middle top leaves, and therefore, several openings one is both provided with by the both sides between the inside of gap, in opening One inside set blowing radiator, reduce product cutting when generate substantial amounts of heat source, cause machinery damage and Increase cost and the labour of later period maintenance, also, by the effect of ash collecting box cutting when the dust that generates by fan into Row is blown off in funnel, is then fallen directly into from funnel into ash collecting box, then by ash collecting box from the opening two of rest base It is inside inserted at corresponding funnel bottom and carries out collection ash, and the bottom of ash collecting box is provided with handle, facilitates ash collecting box from opening two It inside pulls out, and the top of ash collecting box is equipped with and opening and is connected with passage so that dust in passage is into the work of passing through fan It after blowing down, is directly blown into from passage in ash collecting box, greatly facilitates the dust generated during cutting and effectively received Collect, the pollution that reduction dust generates air, injury of the dust to the eye and body of staff, add the work of cutting Make efficiency, also, avoid dust to error caused by cutting and damage, add cutting precision and trimming it is complete Property.

In addition, by being provided with heat shield and in the top of fixed bottom plate and fixed plate in rotating base inner top Cooling fin is provided between bottom, so as to greatly reduce the heat that cutting generates, avoiding cutting, heat is overweight simultaneously, causes machine The damage of tool and staff scald phenomenon when working, so as to add the service life of machinery, improve mechanical work effect Rate.In addition, the bottom of bearing is arranged to several male and fomale(M＆F)s, ash collecting box is facilitated to be pulled out from rest base, facilitates the clear of ash collecting box Reason, meanwhile, wearing bush is provided on one surface of handle, increases the friction between handle one and staff's hand, improves work Security.

Description of the drawings

It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments, for those of ordinary skill in the art, without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.

Fig. 1 is the general construction schematic diagram according to a kind of hand-held cutting machine of the utility model embodiment；

Fig. 2 is the structure between rotating base and bearing according to a kind of hand-held cutting machine of the utility model embodiment Figure；

Fig. 3 is the blowing radiator schematic diagram according to a kind of hand-held cutting machine of the utility model embodiment.

In figure：

1st, bearing；2nd, rotating base；3rd, handle two；4th, switch；5th, backer；6th, connector；7th, motor one；8th, connecting rod； 9th, axis；10th, door；11st, protective cover；12nd, saw blade；13rd, start button；14th, handle one；15th, scale two；16th, opening two； 17th, ash collecting box；18th, handle；19th, groove；20th, fixture block；21st, spring；22nd, card slot；23rd, funnel；24th, rotational structure；25th, turn Axis；26th, passage；27th, slope；28th, opening one；29th, blowing radiator；30th, fixed bottom plate；31st, fixed plate；32nd, through hole； 33rd, support plate；34th, supporting rod one；35th, supporting rod two；36th, fixing bolt one；37th, supporting block；38th, stent；39th, cylinder；40、 Screw rod；41st, fan；42nd, motor two；43rd, stud one；44th, stud two；45th, fixing bolt two；46th, fixing bolt three；47th, heat shield； 48th, cooling fin；49th, wearing bush；50th, scale one.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art's all other embodiments obtained all belong to In the scope of the utility model protection.

Embodiment according to the present utility model provides a kind of hand-held cutting machine.

As shown in Figs. 1-3, according to a kind of hand-held cutting machine of the utility model embodiment, including bearing 1, rotating base 2, Handle 23, switch 4, backer 5, connector 6, motor 1, connecting rod 8, axis 9, door 10, protective cover 11, saw blade 12, startup Button 13 and handle 1, the middle top of the bearing 1 are provided with the rotating base 2, the one side of the rotating base 2 It is provided with the switch 4, the one side of the switch 4 and 2 one side of rotating base is provided with handle 23, the rotation The top both sides of pedestal 2 are both provided with the backer 5, and both sides backer 5 correspond to the gap left between one side be arranged on it is described The gap top of 2 middle top of rotating base, the top side of the bearing 1 and separate 23 one side of handle are set Connector 6 is stated, the top side of the connector 6 is provided with the motor 1, one side and the connection of the motor 1 The door 10 is provided between the top of part 6, is provided between the one side of the door 10 and corresponding one 7 one side of motor The connecting rod 8, the top of the connecting rod 8 are fixedly connected by axis 9 with the top side of the door 10, the axis The protective cover 11 is provided between 9 one side and corresponding 10 one side of door, and the protective cover 11 is arranged on the rotation Turn the top in 2 middle top gap of pedestal, the saw blade 12 is installed inside the protective cover 11 and the door 10, it is described One side roof part of the side of protective cover 11 and the separate motor 1 is provided with the handle 1, the top of the handle 1 Portion is provided with the start button 13, wherein, 1 bottom of bearing offers opening 2 16, is provided in the opening 2 16 Ash collecting box 17, the bottom of the ash collecting box 17 are provided with handle 18, and two upper lateral parts of the ash collecting box 17 are both provided with groove 19, Fixture block 20 is provided in the groove 19, and bullet is provided between the one side of the fixture block 20 and one side in the corresponding groove 19 Spring 21, two upper lateral parts are both provided with the card slot 22 to match with the fixture block 20 in the opening 2 16, the opening 2 16 Top is provided with funnel 23, and the top of the funnel 23 is provided with rotational structure 24, and the middle part of the rotational structure 24, which is run through, to be set There is shaft 25, the middle part of the shaft 25, which is run through, is equipped with passage 26, and the bottom of the passage 26 and the top of the funnel 23 It is connected, the top of the passage 26 is connected with the middle gap at 24 top of rotational structure, the top of the passage 26 Slope 27, the top of the slope 27 and the gap both sides are both provided between the two bottom sides in both sides and the gap Several openings 1 are both provided with the 2 inside both sides of rotating base, oblongleaf kadsura stem or root is both provided in several openings 1 Thermal 29, the blowing radiator 29 include fixed bottom plate 30, and the middle top of the fixed bottom plate 30 is provided with fixation Plate 31, the surface of the fixed plate 31 are provided with several through holes 32, and the middle top of the fixed plate 31 is provided with support plate 33, be provided with supporting rod 1 and supporting rod 2 35 in 33 recessed surface of support plate, and the bottom of the supporting rod 1 with The bottom of the supporting rod 2 35 is fixedly connected by fixing bolt 1 with intersecting in 33 recessed surface of support plate, the fixation It is provided with supporting block 37 between 31 both sides of plate and the top both sides of the fixed bottom plate 30, supported on both sides piece 37 corresponds between one side Stent 38 is both provided between the 31 top both sides of fixed plate, the top of the stent 38 is both provided with cylinder 39, and It is helicitic texture in the cylinder 39, crosses and be equipped with and the 39 internal thread structure phase of cylinder between both sides cylinder 39 The screw rod 40 matched somebody with somebody, the one side of the screw rod 40 is through one of cylinder 39 and extends to the one side of the cylinder 39, The side of the screw rod 40 is provided with fan 41, and the fan 41 is arranged in the opening 1, another cylinder 39 It is inside provided with motor 2 42, runs through on the screw rod 40 and between both sides cylinder 39 and be equipped with stud 1 and stud 2 44, institute The both sides for stating stud 1 are fixedly connected by fixing bolt 2 45 with the top of the supporting rod 1, and the two of the stud 2 44 Side is fixedly connected by fixing bolt 3 46 with the top of the supporting rod 2 35.

It by means of above-mentioned technical proposal, is placed on by the product that needs are cut on rotating base 2, adjusts rotating base The position in gap between 2 and both sides backer 5 adjusts the angle rotated on rotating base 2 by the scale of scale 1 on backer 5 Determine to need the size cut, the greatly perfect accuracy of cutting, also, it is big when needing to cut fine pattern Big provides a convenient, and by saw blade 12 to the product on rotating base 2 cut when, the grieshoch of generation is directly from rotation The gap for turning 2 middle top of pedestal leaves, and therefore, several openings one is both provided with by the both sides between the inside of gap 28, blowing radiator 29 inside opening 1 is set, product is reduced and generates substantial amounts of heat source when cutting, cause machine The damage of tool and cost and the labour for increasing later period maintenance, also, by the effect of ash collecting box 17 cutting when generate Dust is blown off by fan 41 in funnel 23, is then fallen directly into from funnel 23 into ash collecting box 17, then passes through collection Ash box 17, which is inserted into out of 1 bottom of bearing opening 2 16 at corresponding 23 bottom of funnel, carries out collection ash, and the bottom of ash collecting box 17 Be provided with handle 18, facilitate and ash collecting box 17 is pulled out out of opening 2 16, and the top of ash collecting box 17 be equipped with opening and with Passage 26 is connected so that after the effect of dust into passing through fan 41 in passage 26 is blown down, is directly blown into collection from passage 26 It in ash box 17, greatly facilitates the dust generated during cutting and is effectively collected, reduce the pollution that dust generates air, Injury of the dust to the eye and body of staff, adds the work efficiency of cutting, also, avoids dust to cutting Generated error and damage add the precision of cutting and the integrality of trimming.

In addition, the 2 inner top both sides of rotating base are both provided with heat shield 47, the top of the fixed bottom plate 30 and institute It states and is provided with cooling fin 48 between the bottom of fixed plate 31, uniform cloth is listed in the gap to several openings 1 in symmetrical fashion Both sides, by being provided with heat shield 47 and at the top of fixed bottom plate 30 and the bottom of fixed plate 31 in 2 inner top of rotating base Cooling fin 48 is provided between portion, so as to greatly reduce the heat that cutting generates, avoiding cutting, heat is overweight simultaneously, causes machine The damage of tool and staff scald phenomenon when working, so as to add the service life of machinery, improve mechanical work effect Rate.

Meanwhile the support plate 33 be U-shaped support plate 33, add supporting rod 1 intersect with supporting rod 2 35 hold between Fastness, the bottom of the bearing 1 is set to concavo-convex, male and fomale(M＆F) is arranged to by 1 pedestal of bearing, add bearing 1 by Power face, also, ash collecting box 17 is facilitated to be pulled out from 1 bottom of bearing, facilitate the cleaning of ash collecting box 17.

In addition, the surface of the handle 1 is provided with wearing bush 49,5 surface of backer is provided with scale 1, institute The top perimeter for stating bearing 1 is provided with scale 2 15, and wearing bush 49 is provided on one 14 surface of handle, increases handle 1 and work Make the friction between human hand, improve the security of work, also, increase the accuracy of cutting.

In conclusion by means of the above-mentioned technical proposal of the utility model, rotation is placed on by the product that needs are cut Turn on pedestal 2, adjust the position in gap between rotating base 2 and both sides backer 5, pass through the scale tune of scale 1 on backer 5 The angle rotated on whole rotating base 2 determines to need the size cut, the greatly perfect accuracy of cutting, also, It needs greatly to provide a convenient when cutting fine pattern, and the product on rotating base 2 is cut by saw blade 12 Cut when, the grieshoch of generation directly leaves from the gap of 2 middle top of rotating base, therefore, by between the inside of gap Both sides be both provided with several opening 1, inside opening 1 set blowing radiator 29, reduce product cutting When generate substantial amounts of heat source, cause the damage of machinery and increase cost and the labour of later period maintenance, also, pass through collection The dust generated when the effect of ash box 17 is cutting is blown off by fan 41 in funnel 23, is then directly fallen from funnel 23 Enter into ash collecting box 17, be then inserted by ash collecting box 17 out of 1 bottom of bearing opening 2 16 at corresponding 23 bottom of funnel Collection ash is carried out, and the bottom of ash collecting box 17 is provided with handle 18, facilitates and ash collecting box 17 is pulled out out of opening 2 16, and collect ash The top of box 17 is equipped with opening and is connected with passage 26 so that the effect of dust into passing through fan 41 in passage 26 is blown down Afterwards, directly it is blown into from passage 26 in ash collecting box 17, greatly facilitates the dust generated during cutting and effectively collected, subtracted The pollution that few dust generates air, injury of the dust to the eye and body of staff, the work for adding cutting are imitated Rate, also, dust is avoided to error caused by cutting and damage, add the precision of cutting and the integrality of trimming.

In addition, by being provided with heat shield 47 and in the top of fixed bottom plate 30 and fixation in 2 inner top of rotating base Cooling fin 48 is provided between the bottom of plate 31, so as to greatly reduce the heat that cutting generates, avoids cutting heat mistake simultaneously Weight scalds phenomenon when the damage of machinery and staff being caused to work, so as to add the service life of machinery, improve machine The work efficiency of tool.In addition, the bottom of bearing 1 is arranged to several male and fomale(M＆F)s, ash collecting box 17 is facilitated to be pulled out from 1 bottom of bearing, Facilitate the cleaning of ash collecting box 17, meanwhile, wearing bush 49 is provided on one 14 surface of handle, increases handle 1 and staff's hand Friction between portion improves the security of work.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modifications, equivalent replacements and improvements are made should be included in the utility model Protection domain within.

Claims

1. a kind of hand-held cutting machine, which is characterized in that including bearing (1), rotating base (2), handle two (3), switch (4), lean on Mountain (5), connector (6), motor one (7), connecting rod (8), axis (9), door (10), protective cover (11), saw blade (12), startup Button (13) and handle one (14), the middle top of the bearing (1) are provided with the rotating base (2), the rotation bottom The one side of seat (2) is provided with the switch (4), the one side of the switch (4) and is provided with away from the rotating base (2) one side Handle two (3), the top both sides of the rotating base (2) are both provided with the backer (5), and both sides backer (5) corresponds to one side Between the gap left be arranged on above the gap of the rotating base (2) middle top, the top side of the bearing (1) and Described two (3) one side of handle is provided with the connector (6), the top side of the connector (6) is provided with the electricity Machine one (7) is provided with the door (10), the gear between the one side of the motor one (7) and the top of the connector (6) It covers between the one side of (10) and corresponding described one (7) one side of motor and is provided with the connecting rod (8), the top of the connecting rod (8) Portion is fixedly connected by axis (9) with the top side of the door (10), the one side of the axis (9) and the corresponding door (10) protective cover (11) is provided between one side, and the protective cover (11) is arranged in the rotating base (2) top The saw blade (12), the protective cover are installed inside the top in portion gap, the protective cover (11) and the door (10) (11) side and a side roof part of the separate motor one (7) is provided with the handle one (14), the handle one (14) Top is provided with the start button (13), wherein, bearing (1) bottom offers opening two (16), the opening two (16) ash collecting box (17) is provided in, the bottom of the ash collecting box (17) is provided with handle (18), and the two of the ash collecting box (17) Upper lateral part is both provided with groove (19), is provided with fixture block (20) in the groove (19), and the one side of the fixture block (20) with it is right Answer and spring (21) be provided between the groove (19) interior one side, in two (16) of the opening two upper lateral parts be both provided with it is described The card slot (22) that fixture block (20) matches, the opening are provided with funnel (23), the top of the funnel (23) at the top of two (16) Portion is provided with rotational structure (24), and the middle part of the rotational structure (24), which is run through, is equipped with shaft (25), in the shaft (25) Portion, which is run through, is equipped with passage (26), and the bottom of the passage (26) is at the top of the funnel (23) with being connected, the passage (26) top is connected with the middle gap at the top of the rotational structure (24), the top both sides of the passage (26) with it is described Be both provided with slope (27) between the two bottom sides in gap, the top and the gap both sides of the slope (27) with it is described The internal both sides of rotating base (2) are both provided with several one (28) of opening, and oblongleaf kadsura stem or root is both provided in several one (28) of opening Thermal (29), the blowing radiator (29) include fixed bottom plate (30), and the middle top of the fixed bottom plate (30) is set Fixed plate (31) is equipped with, the surface of the fixed plate (31) is provided with several through holes (32), the top of the fixed plate (31) Middle part is provided with support plate (33), and supporting rod one (34) and supporting rod two (35) are provided in support plate (33) recessed surface, And the bottom of the supporting rod one (34) and the bottom of the supporting rod two (35) pass through fixing bolt one (36) and the support plate (33) intersect in recessed surface and be fixedly connected, set between fixed plate (31) both sides and the top both sides of the fixed bottom plate (30) Supporting block (37) is equipped with, is both provided between supported on both sides piece (37) corresponding one side between both sides at the top of the fixed plate (31) Stent (38) is both provided with cylinder (39) at the top of the stent (38), and is helicitic texture in the cylinder (39), and two It is crossed between side cylinder (39) equipped with the screw rod (40) to match with the cylinder (39) internal thread structure, the screw rod (40) one side is through one of cylinder (39) and extends to the one side of the cylinder (39), the screw rod (40) Side is provided with fan (41), and the fan (41) is arranged in one (28) of the opening, is set in another cylinder (39) It is equipped with motor two (42), runs through on the screw rod (40) and between both sides cylinder (39) and be equipped with stud one (43) and stud two (44), the both sides of the stud one (43) by fixing bolt two (45) with being fixedly connected at the top of the supporting rod one (34), institute The both sides of stud two (44) are stated by fixing bolt three (46) with being fixedly connected at the top of the supporting rod two (35).

A kind of 2. hand-held cutting machine according to claim 1, which is characterized in that rotating base (2) the inner top both sides It is both provided with heat shield (47).

3. a kind of hand-held cutting machine according to claim 1, which is characterized in that the support plate (33) is U-shaped support plate (33)。

4. a kind of hand-held cutting machine according to claim 1, which is characterized in that the top of the fixed bottom plate (30) and institute It states and is provided with cooling fin (48) between the bottom of fixed plate (31).

5. a kind of hand-held cutting machine according to claim 1, which is characterized in that the bottom of the bearing (1) is set to concave-convex Shape.

6. a kind of hand-held cutting machine according to claim 1, which is characterized in that the surface of the handle one (14) is provided with Wearing bush (49).

7. a kind of hand-held cutting machine according to claim 1, which is characterized in that backer (5) surface is provided with scale One (50).

8. a kind of hand-held cutting machine according to claim 1, which is characterized in that the top perimeter of the bearing (1) is set There is scale two (15).

9. a kind of hand-held cutting machine according to claim 1, which is characterized in that several one (28) of opening are in symmetrical fashion Uniform cloth is listed in the gap both sides.