CN201157936Y

CN201157936Y - Multifunctional saw sharpener

Info

Publication number: CN201157936Y
Application number: CNU2008200114746U
Authority: CN
Inventors: 林德军; 刘长利
Original assignee: WAFANGDIAN SANLIN SAW STRIP PLANT
Current assignee: WAFANGDIAN SANLIN SAW STRIP PLANT
Priority date: 2008-03-06
Filing date: 2008-03-06
Publication date: 2008-12-03
Anticipated expiration: 2018-03-06

Abstract

The utility model relates to a multifunctional saw sharpening machine, which is characterized in that an adjustable electrical grinding wheel mechanism is mounted on one side of the top plate of a casing body, a dovetail groove guide rail is arranged on the other side thereof, a saw filing bed plate is mounted on the top surface of the guide rail, a saw blade supporting frame is mounted on the top plate of the casing body, guide rollers are mounted at the inlet and the outlet of a saw blade, and a saw blade clamping device is mounted on the top surface of the saw filing bed plate; a main motor is connected with the bottom surface of the guide rail, a motor shaft is fixedly connected with an eccentric wheel with the eccentricity of above 0.5mm, a shaft coupling and a connecting rod mechanism are connected with the top section of an eccentric shaft, a pushing toothed bar which can push the saw blade and saw teeth to move forward is connected at the tail end of the connecting rod mechanism, and is corresponding to the working position of a grinding wheel, an electrical dust exhaust device is mounted below the top plate of the casing body, and an electrical control plate is mounted on one side face of the casing body. The multifunctional saw sharpening machine has the advantages that not only the design is rational, but also the structure is compact; the multifunctional saw sharpening machine is suitable for repairing isodont saw blades and non-isodont saw blades, and does not cause pollution to the environment due to the installation of the dust exhaust device. Furthermore, the multifunctional saw sharpening machine further has the advantages of high repairing efficiency and very convenient operation.

Description

The Multifunctional mill saw

Technical field

The utility model belongs to cutting metal with the auxiliary device of saw, particularly not only has been applicable to and has waited the rack saw bar to repair but also be applicable to a kind of Multifunctional mill saw that does not wait the repairing of rack saw bar.

Background technology

At present, in mechanical industry, all extensively adopt band sawing machine to come cutting metal, and begun extensively to adopt the bands for band of bimetallic system on the band sawing machine, in case but saw blade long and other various reasons service time, the bands for band part is damaged, not that the sawtooth wearing and tearing are big, make zigzag fashion produce distortion exactly, cause whole saw blade crown rust, make the bands for band cisco unity malfunction, can only throw away that abandon need not; Will cause bigger economic loss to applying unit.Therefore, people usually can only be by hand to its place under repair, and both efficient was extremely low, can not ensure the quality of products again, and was very difficult to the repairing that does not wait the rack saw bar simultaneously.Simultaneously, when emery wheel was worked, sand and dust flew upward, and serious environment pollution influences the healthy of operator.。

Summary of the invention

The utility model is intended to the shortcoming and defect part that exists in above-mentioned technology, and provide not only reasonable in design, compact conformation, not only being applicable to etc. that the rack saw bar is repaired but also is applicable to does not wait the repairing of rack saw bar, and it is free from environmental pollution that dust exhaust is housed, and have the efficient of repairing height, use a kind of very easily Multifunctional mill saw.

The purpose of this utility model is to adopt following technical scheme to realize: described Multifunctional mill saw, be characterised in that: its structure is by housing, guide rail, repair the buck plate, main motor, motor shaft, eccentric wheel, shaft coupling, linkage, push away ratch, the saw blade bearing support, deflector roll, the saw blade hold down gag, electric wheel mechanism, electronic dust exhaust and automatically controlled plate are formed, the adjustable electric wheel mechanism of top board one side installing at housing, the guide rail of the opposite side installing dovetail groove of housing top board, corresponding with the emery wheel position in the adjustable electric wheel mechanism, the buck plate is repaiied in installing on the guide rail end face of dovetail groove, installing saw blade bearing support on the top board of a relative side with emery wheel, the deflector roll that the import of installing saw blade is used on buck plate one end of repairing in saw blade bearing support one side, repair the deflector roll of installing saw blade outlet usefulness on the buck plate other end, corresponding with the saw blade position that need are repaired, in repairing buck plate top surface installing saw blade hold down gag; The main motor that is in the shell is connected on the guide rail bottom surface of dovetail groove, stretch affixed its eccentric throw on the motor shaft outside the guide rail end face and be the eccentric wheel more than the 0.5mm, the eccentric shaft top section that stretches outside repairing the buck plate top surface connects shaft coupling, connect linkage on the shaft coupling, the end of linkage connects can promote the ratch that pushes away that the saw blade sawtooth moves forward one by one, corresponding with the emery wheel operating position, install electronic dust exhaust down in the housing top board; And on housing one side the installing automatically controlled plate.

Described adjustable electric emery wheel mechanism, form by wobble-plate, rotating shaft, base, motor, motor shaft, the traversing guide rail mechanism of motor, emery wheel, grinding wheel stand, emery wheel lid and motor reclining apparatus, movable installation bottom surface is provided with the wobble-plate of rotating shaft on the housing top board, base is set above the wobble-plate, base top surface cloth connects motor with screw, behind the grinding wheel stand of packing in regular turn on the motor shaft, emery wheel and emery wheel lid, emery wheel is fixed on the motor shaft with clamp nut; On the wobble-plate end face, be provided with the motor adjusting angle device; Described motor adjusting angle device is made up of chute and bolt, and symmetry is offered the chute that penetrates in the swing card, the angle α of described each chute is below 40 °, corresponding with the position of chute, affixed bolt on housing top board face can slide chute along bolt; The traversing guide rail mechanism of installing motor between wobble-plate and base, the traversing guide rail mechanism of described motor, by round guide, screw, III# rail piece, the cylinder rail, leading screw and regulating wheel are formed, base end face central authorities connect screw, corresponding with the screw position, side in wobble-plate connects III# rail piece, leading screw is packed in III# rail piece and the screw, connect regulating wheel on the leading screw end outside III# rail piece, at the both sides of screw symmetry installing round guide, described every group of round guide is by I# rail piece, II# rail piece and cylinder rail are formed, near being arranged with two II# rail pieces on the plane, base outside, described every II# rail piece or make one with base, or after being separately made II# rail piece is connected on the base; Between two II# rail pieces, be arranged with two I# rail piece, described every I# rail piece or make one with wobble-plate, or after being separately made II# rail piece is connected on the wobble-plate; The symmetry cylinder rail of packing in every group rail piece, the two ends of its cylinder rail all are fixed on the II# rail piece with pin, rotate regulating wheel and can make the motor on the base carry out laterally moving.

Described saw blade bearing support, form by base plate, long tube pillar, spool and reel, connect base plate on the housing top board, connect the long tube pillar on the base plate, described long tube pillar is connected to form by the short tube more than, cross-under spool on the long tube Zhi Zhuding section behind the movable set reel, is fixed on reel on the spool with nut on the spool.

Described each deflector roll, form by roll body, little axle, spring lever, spring and bearing, on the end face of repairing the buck plate, connect bearing, behind socket spring on the spring lever of bearing, and fix with check ring, the little axle that is loaded on bearing is gone up the movable set roll body, makes roll body freely rotated around little axle by the external force effect.

The described saw blade device that compresses is made up of saw blade plate face hold down gag and end face hold down gag; Described saw blade plate face hold down gag is commercially available general pressure plate tool, is installed in the middle part of repairing the buck plate top surface, and it is made up of the pressing plate that has runner, bearing support and handle; Corresponding with the saw blade width, install saw blade end face hold down gag respectively in the both sides of plate face hold down gag, described each saw blade end face hold down gag, form by holder and adjustable sliding chute seat, described adjustable sliding chute seat is made up of chute, runner block, pulley and trip bolt, offers the chute that runner block is free to slide in groove in repairing the buck plate, has the open-work ditch on the runner block, in the open-work ditch, be equiped with trip bolt, towards the runner block end installing pulley of saw blade one side.

Described linkage, by the I# connecting rod, the II## connecting rod, fixed axis, the III# connecting rod, IV# connecting rod and torque spring are formed, one end of I# connecting rod is connected on the shaft coupling, the other end bottom surface of I# connecting rod and an end of II## connecting rod are hinged, the other end of II## connecting rod is fixed on this end with fixed axis and repaiies on the buck plate, its this end is terminal to be laterally hinged with III# connecting rod one end, the other end bottom surface of III# connecting rod and an end of IV# connecting rod are hinged, and on the hinged shaft part between this hinged the suit torque spring, one end of torque spring is plugged in the IV# connecting rod end face, the other end of torque spring is plugged in the III# connecting rod end face, and connects vertically upward the ratch that pushes away in the other end of IV# connecting rod.

Described electronic dust exhaust, form by sweep-up pipe, connection flexible pipe, the motor-driven blower fan of dust discharge and dust bag, top board bottom surface in housing connects sweep-up pipe, its sweep-up pipe connects with an end that is connected flexible pipe, the other end that connects flexible pipe is connected with the sweep-up pipe that is loaded on the motor-driven blower fan of dust discharge, and the outlet of blower fan connects dust bag.When emery wheel was worked, the sand that is produced, dirt just were drawn in the dust bag through connecting flexible pipe by the motor-driven blower fan of dust discharge, focus on then.And it is free from environmental pollution.

The described buck plate of repairing, buck plate bottom surface symmetry installing cylindrical guide is repaiied on the both sides of feeding adjusting mechanism by installing feeding adjusting mechanism below it; Described feeding adjusting mechanism, form by crank, sliding ditch, slide block screw, leading screw, handwheel and baffle plate, corresponding with eccentric position, offer the sliding ditch that penetrates on the buck plate repairing, in sliding ditch, be inserted in the screw slide block, the bottom surface of screw slide block is provided with circular shaft, the microcephaly of crank is hinged on the circular shaft, the major part of its crank is hinged on the eccentric wheel, screw set is contained in the slide block screw, the end of leading screw connects repaiies the buck plate, and its other end dress handwheel is connected baffle plate with corresponding the repairing on the buck plate end face of handwheel; Described every group of cylindrical guide, by the cylinder rail, I# way block and II# way block are formed, be arranged with the I# way block repairing on the buck plate bottom surface, described I# way block or with repair the buck plate and make one, or after being separately made the I# way block is connected and repaiies on the buck plate, on the dovetail groove guide rail end face between the two I# way blocks, be provided with the II# way block, described II# way block or make one with the dovetail groove guide rail, or after being separately made the II# way block is connected on the dovetail groove guide rail, the symmetry cylinder rail of packing in every group way block, the two ends of its cylinder rail all are fixed on the I# way block with pin.

Described dovetail groove guide rail, installing guide rail travel mechanism on the guide rail bottom surface in its housing, described guide rail travel mechanism, bearing support, internal thread bearing support, leading screw and runner by buried bearing are formed, on the guide rail bottom surface, connect the internal thread bearing support, corresponding with internal thread bearing support position, in the bearing support of housing inside ceiling panel bottom surface connection buried bearing, leading screw is packed in two bearing supports, connects runner on the terminal filament thick stick end outside stretching out housing.

Described automatically controlled plate, installing can be regulated speed regulator, timer and several push switch of system control emery wheel reconditioning saw blade time of main motor speed on its plate face.

Principle of the present utility model and operation are described below: owing to be provided with adjustable electric emery wheel mechanism in the utility model, push away ratch and electronic dust exhaust with the drive of motor-driven eccentric wheel, linkage, each operation is by separately motor-driven, and in adjustable electric emery wheel mechanism and motor-driven eccentric wheel, linkage drive push away the feed mechanism that is equipped with fine setting in the ratch mechanism again; When the sword of any one tooth of saw blade during near emery wheel, just can and repair between the sawtooth and finely tune feeding at emery wheel, guarantee that sawtooth contacts with the good of emery wheel, this moment transfer good rotating speed of motor and the wheel grinding time carried out timing, just can press push switch separately, carry out grinding the saw blade sawtooth.Manipulate very convenient.Combine the above technical measures of being taked, realize the purpose of this utility model.

The beneficial effects of the utility model are not only reasonable in design, and compact conformation not only be applicable to etc. that the rack saw bar is repaired but also is applicable to not to wait the rack saw bar to repair, and it is free from environmental pollution that dust exhaust is housed, and had repairing efficient height, uses characteristics such as very convenient.

Description of drawings

The utility model has four width of cloth accompanying drawings.Wherein:

Accompanying drawing 1 is the main TV structure schematic diagram of specific embodiment of the utility model;

Accompanying drawing 2 is vertical views of Fig. 1;

Accompanying drawing 3 is side views of Fig. 1;

Accompanying drawing 4 is along the amplification view of A-A line among Fig. 2.

Among the figure: 1, regulating wheel, 2, III# rail piece, 3, leading screw, 4, chute, 5, bolt, 6, I# rail piece, 7, II# rail piece, 8, the cylinder rail, 9, rotating shaft, 10, base, 11, wobble-plate, 12, motor, 13, screw, 14, grinding wheel stand; 15, emery wheel, 16, motor shaft, 17, the emery wheel lid, 18, base plate, 19, the long tube pillar, 20, spool, 21, reel, 22, the housing top board, 23, holder, 24, roll body, 25 spring levers, 26, spring and bearing, 27, repair the buck plate, 28, the IV# connecting rod, 29, the III# connecting rod, 30, fixed axis, 31, the II## connecting rod, 32, the I# connecting rod, 33, eccentric shaft, 34, main motor, 35, motor shaft, 36, eccentric wheel, 37, shaft coupling, 38, torque spring, 39, push away ratch, 40, sweep-up pipe, 41, connect flexible pipe, 43, the dust discharge motor, 44, dust bag, 45, crank, 46, sliding ditch, 47, the slide block screw, 48, leading screw, 49, handwheel, 50, baffle plate, 51, circular shaft, 52, the internal thread bearing support, 53, leading screw, 55, runner, 56, pulley, 57, the I# way block, 58, the cylinder rail, 59, trip bolt, 60, runner block, 61, runner, 62, pressing plate, 63, handle, 64, saw blade, 65, the II# way block.

The specific embodiment

Be specific embodiment of the utility model shown in Fig. 1,2,3,4, it is to be used for repairing the bands for band of saw length for the bimetallic system of 3700mm; Its structure comprises: housing, guide rail, repair buck plate 27, main motor 34, motor shaft 35, eccentric wheel 36, shaft coupling 37, linkage, push away ratch 39, saw blade bearing support, deflector roll, saw blade hold down gag, electric wheel mechanism, electronic dust exhaust and automatically controlled plate; In the adjustable electric wheel mechanism that the top board 22 1 sides installing of housing is made up of wobble-plate 11, rotating shaft 9, base 10, electricity 12, motor shaft 16, the traversing guide rail mechanism of motor, emery wheel 15, grinding wheel stand 14, emery wheel lid 17 and motor reclining apparatus; The traversing guide rail mechanism of described motor is made up of round guide, screw 13, III# rail piece 2, cylinder rail, leading screw 3 and regulating wheel 1, described every group of round guide is made up of I# rail piece 6, II# rail piece 7 and cylinder rail 8, and its I# rail piece 6, II# rail piece 7, screw 13, III# rail piece 2 all are connected on the corresponding parent with screw; Described motor reclining apparatus is made up of chute 4 and bolt 5; The angle α of described each chute is at 30 °; The guide rail of the opposite side installing dovetail groove of housing top board, corresponding with the emery wheel position in the electric wheel mechanism, buck plate 27 is repaiied in installing on the guide rail end face of dovetail groove, the saw blade bearing support that installing is made up of base plate 18, long tube pillar 19, spool 20 and reel 21 on the top board 22 of a relative side with emery wheel, long tube pillar 19 height in the described saw blade bearing support are 1800mm, adopt three 650mm short tubes to be threaded the high long tube pillar 19 of 1800mm that is; In the deflector roll that the import of installing saw blade is used on buck 27 1 ends of repairing of saw blade bearing support one side, repair the deflector roll of installing saw blade outlet usefulness on buck plate 27 other ends, described deflector roll is made up of roll body 24, little axle, spring lever 25, spring and bearing 26; Corresponding with saw blade 64 positions that need are repaired, in repairing buck plate 27 end faces installing saw blade hold down gag, saw blade plate face hold down gag and two end face hold down gags that described saw blade hold down gag is made up of the pressing plate 62 that has runner 61, bearing support and handle 63 are formed, and described each end face hold down gag is formed by holder 23 with by the adjustable sliding chute seat that chute, runner block 60, pulley 56 and trip bolt 59 are formed; The main motor 34 that is in the housing is connected on the guide rail bottom surface of dovetail groove, stretch the eccentric wheel 36 that affixed its eccentric throw is 6mm on the motor shaft 35 outside the guide rail end face, the eccentric shaft 33 that stretches outside repairing buck plate 27 end faces connects shaft coupling 27, connect on the shaft coupling 27 by I# connecting rod 32, II## connecting rod 31, fixed axis 30, III# connecting rod 29, the linkage that IV# connecting rod 28 and torque spring 39 are formed, and push away ratch 39 in what the 28 terminal connections of IV# connecting rod can promote that the saw blade sawtooth moves forward one by one, corresponding with the emery wheel operating position, install for 22 times by sweep-up pipe 40 in the housing top board, connect flexible pipe 41, the electronic dust exhaust that blower fan 42 that dust discharge motor 43 drives and dust bag 44 are formed; And on housing one side, install by speed regulator 68, timer 67 and six automatically controlled plates that push switch 66 is formed; The described buck plate 27 of repairing, buck plate bottom surface symmetry installing cylindrical guide is repaiied on the both sides of feeding adjusting mechanism by installing feeding adjusting mechanism below it; Described feeding adjusting mechanism is made up of slide block screw 47, leading screw 48, handwheel 49 and the baffle plate 50 of crank 45, sliding ditch 46, band circular shaft 51; Described every group of cylindrical guide is made up of cylinder rail 58, I# way block 57 and II# way block 65, and wherein I# way block 57 and II# way block 65 all are connected on the corresponding parent with screw.

The above; it only is the preferable specific embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; all are familiar with those skilled in the art in the disclosed technical scope of the utility model, are equal to replace or change according to the technical solution of the utility model and design of the present utility model thereof all should be encompassed within the protection domain of the present utility model.

Claims

1, a kind of Multifunctional mill saw, be characterised in that: its structure is by housing, guide rail, repair buck plate (27), main motor (34), motor shaft (35), eccentric wheel (36), shaft coupling (37), linkage, push away ratch (39), the saw blade bearing support, deflector roll, the saw blade hold down gag, electric wheel mechanism, electronic dust exhaust and automatically controlled plate are formed, the adjustable electric wheel mechanism of top board (22) one sides installing at housing, the opposite side installing dovetail groove guide rail of housing top board (22), corresponding with the emery wheel position in the adjustable electric wheel mechanism, buck plate (27) is repaiied in installing on dovetail groove guide rail end face, the top board of a relative side with emery wheel (22) is gone up installing saw blade bearing support, the deflector roll that the import of installing saw blade is used on buck plate (27) one ends of repairing in saw blade bearing support one side, repair the deflector roll of installing saw blade outlet usefulness on buck plate (27) other end, corresponding with the saw blade that needs grinding (64) position, in repairing buck plate (27) end face installing saw blade hold down gag; The main motor (34) that is in the shell is connected on the dovetail groove guide rail bottom surface, stretching motor shaft (35) outside the guide rail end face, to go up affixed its eccentric throw be eccentric wheel (36) below the 8mm, eccentric shaft (33) the top section that stretches outside repairing buck plate (27) end face connects shaft coupling (37), shaft coupling (37) is gone up and is connected linkage, the end of linkage connect can promote that the saw blade sawtooth moves forward one by one push away ratch (39), corresponding with the emery wheel operating position, install electronic dust exhaust down in housing top board (22); And on housing one side the installing automatically controlled plate.

2, by the described Multifunctional mill saw of claim 1, it is characterized in that: described adjustable electric emery wheel mechanism, by wobble-plate (11), rotating shaft (9), base (10), motor (12), motor shaft (16), the traversing guide rail mechanism of motor, emery wheel (15), grinding wheel stand (14), emery wheel lid (17) and motor reclining apparatus are formed, go up the movable wobble-plate (11) that the bottom surface is provided with rotating shaft (9) of installing at housing top board (22), base (10) is set above the wobble-plate (11), base (10) end face cloth connects motor (12) with screw, the grinding wheel stand (14) of on motor shaft (16), packing in regular turn, behind emery wheel (15) and the emery wheel lid (17), emery wheel (15) is fixed on the motor shaft (16) with clamp nut; On wobble-plate (11) end face, be provided with the motor adjusting angle device; Described motor adjusting angle device, form by chute (4) and bolt (5), symmetry is offered the chute (4) that penetrates in wobble-plate (11) face, the angle α of described each chute (4) is below 40 °, corresponding with the position of chute (4), affixed bolt (5) on housing top board (22) face can slide chute (4) along bolt (5); The traversing guide rail mechanism of installing motor between wobble-plate (11) and base (10); The traversing guide rail mechanism of described motor, by round guide, screw (13), III# rail piece (2), cylinder rail (8), leading screw (3) and regulating wheel (1) are formed, base (10) bottom surface central authorities connect screw (13), corresponding with screw (13) position, side in wobble-plate (11) connects III# rail piece (2), leading screw (3) is packed in III# rail piece (2) and the screw (13), connect regulating wheel (1) on the leading screw end outside III# rail piece (2), at the both sides of screw (13) symmetry installing round guide, described every group of round guide is by I# rail piece (6), II# rail piece (7) and cylinder rail (8) are formed, near being arranged with two II# rail pieces (7) on the plane, base (10) outside, described every II# rail piece (7) or make one with base (10), or after being separately made II# rail piece (7) is connected on the base (10); Between two II# rail pieces (7), be arranged with two I# rail piece (6), described every I# rail piece (6) or make one with wobble-plate (11), or after being separately made II# rail piece (7) is connected on the wobble-plate (11); The symmetry cylinder rail (8) of packing in every group rail piece, the two ends of its cylinder rail (8) all are fixed on the II# rail piece (7) with pin, rotate regulating wheel (1) and can make the motor (12) on the base (10) carry out laterally moving.

3, by the described Multifunctional mill saw of claim 1, it is characterized in that: described saw blade bearing support, form by base plate (18), long tube pillar (19), spool (20) and reel (21), housing top board (22) is gone up and is connected base plate (18), base plate (18) is gone up and is connected long tube pillar (19), described long tube pillar (19) is connected to form by the short tube more than, long tube pillar (19) top section goes up cross-under spool (20), spool (20) is fixed on reel (21) on the spool (20) with nut after going up movable set reel (21).

4, by the described Multifunctional mill saw of claim 1, it is characterized in that: described each lead the saw roller, form by roll body (24), little axle, spring lever (25), spring and bearing (26), on the end face of repairing buck plate (27), connect bearing (26), after the spring lever (25) of bearing (26) is gone up the socket spring, and fix with check ring, the little axle that is loaded on bearing (26) is gone up movable set roll body (24), makes roll body (24) freely rotated around little axle by the external force effect.

5, by the described Multifunctional mill saw of claim 1, it is characterized in that: the described saw blade device that compresses, form by saw blade plate face hold down gag and end face hold down gag; Described saw blade plate face hold down gag is commercially available general pressure plate tool, is installed in the middle part of repairing buck plate (27) end face, and it is made up of the pressing plate that has runner (61) (62), bearing support and handle (63); Corresponding with the saw blade width, install saw blade end face hold down gag respectively in the both sides of plate face hold down gag, described each saw blade end face hold down gag, form by holder (23) and adjustable sliding chute seat, described adjustable sliding chute seat is by chute, runner block (60), pulley (56) and trip bolt (59) are formed, in repairing buck plate (27), offer the chute that runner block (60) is free to slide in groove, runner block has the open-work ditch on (60), in the open-work ditch, be equiped with trip bolt (59), towards runner block (60) the end installing pulley (56) of saw blade (64) one sides.

6, by the described Multifunctional mill saw of claim 1, it is characterized in that: described linkage, by I# connecting rod (32), II## connecting rod (31), fixed axis (30), III# connecting rod (29), IV# connecting rod (28) and torque spring (38) are formed, one end of I# connecting rod (32) is connected on the shaft coupling (37), one end of the other end bottom surface of I# connecting rod (32) and II## connecting rod (31) is hinged, the other end of II## connecting rod (31) is fixed on this end with fixed axis (30) and repaiies on the buck plate (27), its this end is terminal to be laterally hinged with III# connecting rod (29) one ends, one end of the other end bottom surface of III# connecting rod (29) and IV# connecting rod (28) is hinged, and on the hinged shaft part between this hinged suit torque spring (38), one end of torque spring (38) is plugged in IV# connecting rod (28) end face, the other end of torque spring (38) is plugged in III# connecting rod (29) end face, and in the other end of IV# connecting rod (28) connect vertically upward push away ratch (39).

7, by the described Multifunctional mill saw of claim 1, it is characterized in that: described electronic dust exhaust, form by blower fan (42) and dust bag (44) that sweep-up pipe (40), connection flexible pipe (41), dust discharge motor (43) drive, top board in housing (22) bottom surface connects sweep-up pipe (40), its sweep-up pipe (40) connects with an end that is connected flexible pipe (41), the other end that connects flexible pipe (41) is connected with the sweep-up pipe (40) of the blower fan (42) that is loaded on dust discharge motor (43) driving, and the outlet of blower fan (42) connects dust bag (44).

8, by the described Multifunctional mill saw of claim 1, it is characterized in that: the described buck plate (27) of repairing, buck plate feeding adjusting mechanism is repaiied in installing below it, installs cylindrical guide in buck plate (27) the bottom surface symmetry of repairing on the both sides of repairing buck plate feeding adjusting mechanism; The described buck plate feeding adjusting mechanism of repairing, by crank (45), sliding ditch (46), slide block screw (47), leading screw (48), handwheel (49) and baffle plate (50) are formed, corresponding with the position of eccentric wheel (36), offer the sliding ditch (46) that penetrates on the buck plate (27) repairing, in sliding ditch (46), be inserted in screw slide block (47), the bottom surface of screw slide block (47) is provided with circular shaft (51), the microcephaly of crank (45) is hinged on the circular shaft (51), the major part of its crank (45) is hinged on the eccentric wheel (36), leading screw (48) is sleeved in the slide block screw (47), the end of leading screw (48) connects repaiies buck plate (27), its other end dress handwheel (49) is connected baffle plate (50) with corresponding the repairing on buck plate (27) end face of handwheel (49); Described every group of cylindrical guide, by cylinder rail (58), I# way block (57) and II# way block (65) are formed, be arranged with I# way block (57) repairing on buck plate (27) bottom surface, described I# way block (57) or with repair buck plate (27) and make one, or after being separately made I# way block (57) is connected and repaiies on the buck plate (27), on the dovetail groove guide rail end face between the two I# way blocks (57), be provided with II# way block (65), described II# way block (65) or make one with the dovetail groove guide rail, or after being separately made II# way block (65) is connected on the dovetail groove guide rail, the symmetry cylinder rail (58) of packing in every group way block, the two ends of its cylinder rail (58) all are fixed on the I# way block (57) with pin.

9, by the described Multifunctional mill saw of claim 1, it is characterized in that: described dovetail groove guide rail, installing guide rail travel mechanism on the guide rail bottom surface in its housing, described guide rail travel mechanism, bearing support (54) by buried bearing, internal thread bearing support (52), leading screw (53) and runner (55) are formed, on the guide rail bottom surface, connect internal thread bearing support (52), corresponding with internal thread bearing support (52) position, the bearing support (54) that connects buried bearing in housing inside ceiling panel bottom surface, leading screw (53) is packed in two bearing supports, connects runner (55) outside stretching out housing on terminal filament thick stick (53) end.

10, by the described Multifunctional mill saw of claim 1, it is characterized in that: described automatically controlled plate, installing can be regulated speed regulator (68), timer (67) and several push switch (66) of system control emery wheel reconditioning saw blade time of main motor (34) rotating speed on its plate face.