CN203583208U - Fine sanding and grinding machine - Google Patents

Abstract

The utility model provides a fine sanding and grinding machine. The machine comprises a cloth feeding and blanking mechanism, a rack, a grinding mechanism, a brushing mechanism and a cloth traction mechanism, wherein the grinding mechanism, the brushing mechanism and the cloth traction mechanism are respectively arranged on the rack. The machine is characterized in that the grinding mechanism comprises a grinding roller which is arranged on the rack and capable of moving along the axial direction of the rack, an embossing roller which is arranged on the rack and capable of moving relative to the grinding roller between a working position and a standby position, a first driving mechanism which is used for driving the embossing roller to move between the working position and the standby position, a second driving mechanism which is used for driving the grinding roller to reciprocate along the axial direction of the grinding roller, a third driving mechanism which is used for driving the embossing roller to rotate, and a fourth driving mechanism which is used for driving the grinding roller to rotate; when the embossing roller is in the working position, the embossing roller and the grinding roller are parallel tangent to clamp the cloth. The find sanding and grinding machine is high in processing accuracy, and can realize sanding and grinding on a thin fabric.

Description

A kind of meticulous sanding, buffing machine

Technical field

The utility model relates to a kind of buffing machine.

Background technology

China's weaving is with a long history, textile technology is also in progressively development fast, people also more and more have higher requirement to the feel of fabric when constantly pursuing appearance of fabrics, sanding, mill flower fabric are that surface forms velvet fabric villous, there is good feel, be subject to liking of consumers in general.Buffing machine has the mill flower fabric of specific colored type or fabric is carried out to integral body polishing formation brushed fabric for fabric surface being carried out to detail sanding formation, buffing machine is mainly by frame, be arranged at respectively the mill flower roller in frame, (surface of flower roller can be the shiny surface for sanding to flower roller, also can be for grinding colored carving face), cloth conveying roller, guide roller and power set form, mill flower roller is coated with one deck sand paper, take that to grind flower be example, the surface engraving of flower roller has various colored types, during work, mill flower roller clamps fabric and utilizes rotary speed difference that the sand paper that grinds colored roller is polished to fabric with flower roller, owing to spending the colored type on roller surface, it is depression form, so the sand paper of mill flower roller cannot partly be polished to the colored type on flower roller surface, thereby realize detail sanding processing is carried out in fabric surface, form various specific colored types.

We know that the machining accuracy of buffing machine is affected by following factor mainly: the machining accuracy of mill flower roller and flower roller; The operation precision of mill flower roller and flower roller; The installation accuracy of mill flower roller surface sand paper.The existing buffing machine for the production of sanding, mill flower fabric, at mill, spend still Shortcomings part of roller and the flower operation precision of roller and the installation accuracy of sand paper, cause its machining accuracy low, can only produce thicker sanding, mill flower fabric, for the fabric compared with thin, because easily galling fabric or affecting fabric intensity, cannot produce, cannot meet the need of market.

The patent No. is the 201220457082.9 mill flower rollers that a kind of buffing machine is provided, specifically disclose sandpaper disk, torsion spring and latch segment, pass through latch segment, bolt is locked at sand paper end the outer peripheral face of sandpaper disk, mounting means is for being fixed on banded sand paper one end on the sandpaper disk of mill flower roller one end, then be spirally wound on the outer peripheral face of mill flower roller and the other end be fixed on the sandpaper disk of the mill flower roller other end, the end of sand paper is fixed by above-mentioned latch segment and bolt, by grinding the torsion spring at colored roller two ends, to two sandpaper disks, provide reverse each other torsion to realize tightening of sand paper, there is the dismounting trouble of sand paper in above-mentioned sand paper retaining mechanism, need to carry out by specific purpose tool the dismounting of bolt, in operating process, latch segment easily destroys sand paper in addition, and when compressing sand paper fixed part, latch segment can cause sand paper distortion, easily cause the lax impact mill of sand paper flower effect.

Summary of the invention

The purpose of this utility model is to provide meticulous sanding, the buffing machine that a kind of machining accuracy is high, can realize spending compared with the sanding of sake material, mill.

The purpose of this utility model realizes by following technical solution:

A kind of meticulous sanding, buffing machine, comprise into cloth doffing mechanism, frame, be arranged at respectively the buffing machine structure in frame, brushing mechanism and cloth haulage gear, it is characterized in that: described buffing machine structure comprises can move along its axis the mill flower roller being arranged in frame, can between operating position and position of readiness, relatively grind flower roller and be arranged at movably the colored roller in frame, the first driving mechanism that drives flower roller to move between operating position and position of readiness, the second driving mechanism that drives mill flower roller to move along its axial reciprocating, drive flower roller the 3rd driving mechanism rotating and the 4 wheel driven actuation mechanism that drives mill flower roller to rotate, when flower roller is in operating position, flower roller is parallel tangent with clamping cloth with mill flower roller, described the first driving mechanism comprises and is horizontally placed on respectively under colored roller two ends on methods, rack and the guide post vertical with flower roller, be actively set in the slide on each guide post, be arranged at rotationally between two slides in frame and the rotating shaft parallel with flower roller, be fixedly installed on the actuating arm in rotating shaft, be arranged at the cylinder that frame upper piston rod is connected with actuating arm pivotable, be arranged at the swing arm between each slide and rotating shaft, swing arm one end is fixedly installed in rotating shaft, on it, be formed with microscler locating hole, on described slide, be provided with the bearing that is arranged in locating hole, on described slide, be provided with clutch shaft bearing seat, described colored roller two supports is on the clutch shaft bearing seat of two slides.

Further, described clutch shaft bearing seat can be arranged on along the direction of vertical colored roller on described slide movably, between described slide and clutch shaft bearing seat, be provided with automatic mechanism, described automatic mechanism comprises the supporting plate that is fixedly installed on slide, be arranged at nut on supporting plate rotationally, be matched with screw mandrel on nut, be arranged on supporting plate and connect by connector the stepper motor that drive nut rotates, and described screw mandrel one end is fixed on clutch shaft bearing seat.

Further, described mill flower roller is arranged in frame by being supported on two second bearing blocks at its two ends, described the second bearing block grinds the axially extended line slideway of flower roller by edge and is movably arranged in frame, described the second driving mechanism comprises decelerator that power shaft and mill flower roller bolster be in transmission connection, is connected to the connecting rod between reducer output shaft and bearing block, described reducer output shaft is provided with eccentric part, described connecting rod one end by oscillating bearing be connected with the eccentric part of described reducer output shaft, the other end is connected with the second bearing block.

Further, on described mill flower roller, sand paper retaining mechanism is set, described sand paper retaining mechanism comprises two sandpaper disks that are set in rotationally on mill flower roller two supports axle, be arranged at the torsion spring between sandpaper disk and mill flower roller end face, the eccentric locking post being arranged at rotationally on sandpaper disk, be arranged on the locking wall being oppositely arranged with locking post on sandpaper disk, described locking post can with the contact of described locking wall and separated position between eccentric rotary, the torsion spring at mill flower roller two ends applies reverse each other torsion to two sandpaper disks, sandpaper disk applies pulling force to sand paper fixed part under torsion spring effect makes sand paper fixed part can be clamped in locking post and lock between wall and realize self-locking.

Further, described sandpaper disk end face is formed with for holding the storage tank of described locking post, described locking post is eccentric to be arranged in storage tank rotationally, described locking wall is formed on the cell wall of storage tank, and described sandpaper disk outer peripheral face offers the resigning hole that communicates and penetrate for sand paper fixed part with storage tank.

Further, described locking post is formed with along the installing hole of its axial perforation and eccentric setting, is provided with the pivotal pin coordinating with installing hole on described sandpaper disk, and described pivotal pin extends axially along mill flower roller.

Further, described locking post outer peripheral face is matsurface.

Further, lock post and locking wall described in being symmetrically arranged with two groups on described sandpaper disk.

Further, described brushing mechanism is arranged on the output of buffing machine structure, be used for clearing up the powder of design on fabric surface, comprise and be arranged at the brush roll of two parallel tangent settings in frame, connect the 5th driving mechanism that drives two brush roll to rotate, the dust suction bucket that is arranged at two brush roll belows and the dust exhaust apparatus being connected with dust suction bucket.

Further, describedly enter cloth doffing mechanism and comprise bearing support, be arranged at that cloth on bearing support imports assembly and cloth is derived assembly respectively, cloth imports assembly and comprises some driven fabric guide roll and the jockey pulley being arranged on bearing support, and cloth is derived assembly and comprised some active fabric guide rolls, doffing mechanism and the driving motor that initiatively fabric guide roll rotates being arranged on bearing support.

The utlity model has following beneficial effect:

The second driving mechanism drives mill flower roller to move along its axial reciprocating when work, can avoid causing the fabric of whole production line also to have colored type defect at corresponding rejected region because of certain a part of defectiveness of sand paper, effectively improves mill flower quality and mill anthosin degree.The first driving mechanism forming by rotating shaft, actuating arm, swing arm, cylinder, by rotating shaft, can realize the synchronization action at colored roller two ends, thereby can realize colored roller fast, accurately action, guarantee the tangent laminating of high accuracy of flower roller and mill flower roller, thereby improve mill anthosin degree.

By being arranged between slide and clutch shaft bearing seat, be provided with automatic mechanism, can finely tune the actuating length of flower roller, automatic mechanism is mainly comprised of screw mandrel, nut, stepper motor, can be simultaneously to flower roller two ends, carry out high accuracy adjustment, having overcome available technology adopting, manually to adjust the colored roller two ends of existence asynchronous and affect the problems such as precision.

For supporting the second bearing block of mill flower roller, by edge, grind and spend the axially extended line slideway of roller to be movably arranged on frame, coordinate guiding to compare with existing employing guide post and fairlead, adopt line slideway to have that transmission is stable, precision advantages of higher, guide post and fairlead coordinate the problems such as stuck that easily exist.

Sandpaper disk can be arranged to rotate and between sandpaper disk and roll body end face, torsion spring be set, and torsion spring can provide a tangential force to sandpaper disk, makes sand paper remain tight state, prevents sand paper lax impact mill flower effect in mill flower process; The rate of tension that at least two jockey pulleys can improve fabric is set in guide roller, prevent that fabric is lax, improve mill flower effect, adopt the locking post of eccentric rotary to coordinate with locking the self-locking that realizes sand paper fixed part, coordinate and compress sand paper and compare with available technology adopting latch segment and bolt, it is very convenient that the utility model can not destroy the dismounting of sand paper and sand paper.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation of buffing machine structure, brushing mechanism and cloth haulage gear.

Fig. 3 is the structural representation of flower roller and automatic mechanism thereof.

Fig. 4 is the component decomposition map of flower roller automatic mechanism.

Fig. 5 is the structural representation of the first driving mechanism.

Fig. 6 is the structural representation of mill flower roller and second, 4 wheel driven actuation mechanism.

Fig. 7 is the component decomposition map of mill flower roller and sand paper retaining mechanism thereof.

Fig. 8 is the structural representation of brushing mechanism.

Fig. 9 is the structural representation of locking post and locking wall locking sand paper fixed part.

Figure 10 is locking post and the separated structural representation of locking wall.

The specific embodiment

Shown in Fig. 8, a kind of meticulous sanding, buffing machine, comprise into cloth doffing mechanism 1, frame 3, be arranged at respectively buffing machine structure, brushing mechanism, cloth haulage gear and the dust exhaust apparatus 2 in frame 3, during work, cloth by enter cloth doffing mechanism 1 guiding enter in buffing machine structure, grind colored, and after mill is spent, enter brushing mechanism the powder of design on fabric surface is brushed, the powder that brush falls is absorbed and is processed by dust exhaust apparatus, cloth through brushing mechanism is exported by the traction of cloth haulage gear, and then folding in heaps by entering the 1 guiding output of cloth doffing mechanism cropping.

In detail with reference to shown in Fig. 2, buffing machine structure comprises can move along its axis the mill flower roller 4 being arranged in frame 3, can between operating position and position of readiness, relatively grind and spend roller 4 to be arranged at movably the colored roller 6 in frame 3, the first driving mechanism that drives flower roller 6 to move between operating position and position of readiness, the second driving mechanism that drives mill flower roller 4 to move along its axial reciprocating, drive flower roller 6 the first motor 66 rotating and the second motor 41 that drives mill flower roller 4 to rotate, when flower roller 6 is in operating position, flower roller 6 is parallel tangent with clamping cloth with mill flower roller 4, wherein, the first motor 66 passes through belt, belt pulley, transition axis, chain, the conventional kind of drive that sprocket wheel etc. form drives flower roller 6 to rotate, the conventional kind of drive that the second motor 41 consists of decelerator, belt, belt pulley etc. drives mill flower roller 4 to rotate, and at drawing, points out no longer one by one.

In detail with reference to shown in Fig. 5, the first driving mechanism comprises and is horizontally placed on respectively under colored roller 6 two ends on methods, rack 3 and the guide post 621 vertical with flower roller 6, be actively set in the slide 615 on each guide post 621, be arranged at rotationally between two slides 615 in frame 3 and the rotating shaft 625 parallel with flower roller 6, be fixedly installed on two actuating arms 626 in rotating shaft 625, be arranged at two cylinders 627 that frame upper piston rod is connected with actuating arm 626 pivotables, be arranged at the swing arm 628 between each slide 615 and rotating shaft 625, swing arm 628 one end are fixedly installed in rotating shaft 625, on it, be formed with microscler locating hole 6281, on slide 615, be provided with the bearing that is arranged in locating hole 6281, bearing is arranged on slide 615 by bolt pin 629, on slide 615, be provided with clutch shaft bearing seat 611, flower roller 6 two supports are on the clutch shaft bearing seat 611 of two slides 615, guide post 621 is arranged in frame 3 by biside plate 623, on it, be movably set with slipper bearing 622, slide 615 is fixedly installed on slipper bearing 622, between two clutch shaft bearing seats 611, be provided with the fabric guide roll 65 with the 6 tangent settings of flower roller, in swing arm 628, be provided with for manually operated operating grip 624.

Specific works mode is: cylinder 627 drives actuating arm 626 to swing, rotating shaft 625 is rotated, and the rotation of rotating shaft 625 drives swing arm 628 to swing, and swing arm 628 swings forward and promotes slide 615 and move along guide post 621, thereby realize the synchronization action of two slides 615, to drive the accurate action of colored roller 6.

Between clutch shaft bearing seat 611 and fabric guide roll 65, be provided with for regulating the first speed adjusting gear of fabric guide roll 65 rotating speeds, the first speed adjusting gear comprises the installing plate 631 being arranged on clutch shaft bearing seat 611, be arranged at the brake wheel 635 on fabric guide roll 65 bolsters, be arranged at the brake ribbon 634 on brake wheel 635, on installing plate 631, be provided with screw mandrel 633 moving up and down, screw mandrel 633 is connected with brake ribbon 634, on screw mandrel 633, be provided with the operation handwheel 632 with nut, by rotary manipulation handwheel 632, can make screw mandrel 633 move up and down, thereby adjust the elasticity of brake ribbon 634, to adjust the rotating speed of fabric guide roll 65, between clutch shaft bearing seat 611 and flower roller 6, be provided with for regulating the second speed adjusting gear of colored roller 6 rotating speeds, the second speed adjusting gear is identical with the first speed adjusting gear, installing plate 644, screw mandrel 643, operation handwheel 645, brake ribbon 642 and brake wheel 641, consists of.

In detail with reference to shown in Fig. 4, clutch shaft bearing seat 611 can be arranged on along the direction of vertical colored roller 6 on slide 615 movably, between slide 615 and clutch shaft bearing seat 611, be provided with automatic mechanism, automatic mechanism comprises the supporting plate 614 being fixedly installed on slide 615, by bearing and spacer, be arranged at rotationally the ball screw nut 618 on supporting plate 614, be matched with the screw mandrel 617 on nut 618, by installation sleeve 612, be arranged at the stepper motor 613 on supporting plate 614, stepper motor 613 connects drive nut 618 by connector 619 and rotates, screw mandrel 617 one end are fixed on clutch shaft bearing seat 611, clutch shaft bearing seat 611 can be arranged on along the direction of vertical colored roller 6 on slide 615 movably by two L shaped guides 616, clutch shaft bearing seat 611 bottoms are formed with the two guiding edges that coordinate with two guides 616, during work, stepper motor 613 drives nut 618 to rotate by connector 619, nut 618 rotates and drives screw mandrel 617 to move forward and backward, thereby drive clutch shaft bearing seat 611 to move forward and backward adjustment.

Mill flower roller 4 is arranged in frame 3 by being supported on two second bearing blocks 42 at its two ends, in frame 3, be provided with along the axially extended line slideway 58 of mill flower roller 4, on the slide block of line slideway 58, be provided with base plate 59, the second bearing block 42 is fixedly installed on base plate 59, the second driving mechanism comprises that power shaft passes through the decelerator 51 that belt 53 is connected with the bolster 43 of mill flower roller 4 with belt pulley 52, be connected to the connecting rod 57 between decelerator 51 output shafts 54 and bearing block 42, the output shaft 54 of decelerator 51 is provided with eccentric part 56, connecting rod 57 one end are connected with the eccentric part 56 of the output shaft 54 of decelerator 51 by oscillating bearing 55, the other end is connected with the second bearing block 42, during work, mill flower roller 4 rotates under the second motor 41 drives, mill flower roller 4 rotates and passes to decelerator 51 by belt 53 and belt pulley 52, the output shaft 54 of decelerator 51 is rotated, output shaft 54 rotates to drive by oscillating bearing and moves back and forth along front and back with the connecting rod 57 that its eccentric part 56 is connected, thereby drive the second bearing block 42 to move along mill flower roller 4 axial reciprocatings.

On mill flower roller 4, sand paper retaining mechanism is set, sand paper retaining mechanism comprises that by bearing 444 and back-up ring 448, being set in rotationally mill spends two sandpaper disks 441 on roller 4 two supports axles 43, be arranged at the torsion spring 443 between sandpaper disk 441 and mill flower roller 4 end faces, the eccentric locking post 442 being arranged at rotationally on sandpaper disk 441, be arranged on the locking wall 449 being oppositely arranged with locking post 442 on sandpaper disk 441, locking post 442 can with the contact of locking wall 449 and separated position between eccentric rotary, the torsion spring 443 at mill flower roller 4 two ends applies reverse each other torsion to two sandpaper disks 441, sandpaper disk 441 applies pulling force under torsion spring 443 effects to sand paper fixed part a makes sand paper fixed part a can be clamped in locking post 442 and lock between wall 449 and realize self-locking, concrete: sandpaper disk 441 end faces are formed with the storage tank 445 of locking post 442 for holding, post 442 is eccentric is arranged at rotationally in storage tank 445 in locking, above-mentioned locking wall 449 is formed on the cell wall of storage tank 445, sandpaper disk 441 outer peripheral faces offer the resigning hole 446 that communicates and penetrate for sand paper fixed part with storage tank 445, locking post 442 is formed with along the installing hole 4421 of its axial perforation and eccentric setting, on sandpaper disk 441, be provided with the pivotal pin 447 coordinating with installing hole 4421, pivotal pin 447 extends axially along mill flower roller 4, locking post 442 outer peripheral faces are matsurface, on sandpaper disk 441, be symmetrically arranged with two groups of locking posts 442 and locking wall 449.The mounting means of sand paper is: the fixed part a of banded sand paper one end is entered between locking post 442 and locking wall 449 through resigning hole 446, stirring locking post 442 makes it and locks that wall 449 clamps sand paper fixed parts and tension makes torsion spring deformation, then be spirally wound on the outer peripheral face of mill flower roller and the other end is fixed on the sandpaper disk 441 of mill flower roller 4 other ends with the same manner, by grinding the torsion spring 443 at colored roller 4 two ends, to two sandpaper disks 441, providing reverse each other torsion to realize tightening of sand paper.

Brushing mechanism is arranged on the output of buffing machine structure, for clearing up the powder of design on fabric surface, comprising, be arranged at the brush roll 91,92 of two parallel tangent settings in frame 3, connect the 3rd motor 95 that drives two brush roll 91,92 to rotate, be arranged at the dust suction bucket 93 of two brush roll 91,92 belows and be provided with the connected entrance 94 for being connected with dust exhaust apparatus 2 with dust suction bucket 93 belows.

Enter cloth doffing mechanism 1 and comprise that bearing support 19, the cloth being arranged on bearing support 19 respectively import assembly and cloth derivation assembly, cloth imports assembly and comprises driven fabric guide roll 11,13,14 and the jockey pulley 12 being arranged on bearing support 19, cloth derive assembly comprise active fabric guide roll 15,16,17, the doffing mechanism 18 being arranged on bearing support 19 and drive fabric guide roll 15,16,17 initiatively to rotate and doffing mechanism 18 work motor (not shown), on bearing support 19, be provided with the tensioner for adjustment of tonicity roller 12 tension force.

Cloth haulage gear is comprised of carry-over pinch rolls 81,82 and the drive motors of two upper and lower tangent clamping cloths.

Specific works mode is: cloth is fed forward under the traction of cloth haulage gear, and successively through entering the driven fabric guide roll 11 of cloth doffing mechanism, jockey pulley 12, driven fabric guide roll 13 and driven fabric guide roll 14 enter between mill flower roller 4 and flower roller 6 and grind flower or sanding, then enter two brush roll 91 of brushing mechanism, between 92, carry out bristle, and then enter the carry-over pinch rolls 81 of cloth haulage gear, between 82, from the output of cloth haulage gear, through successively the active fabric guide roll 15 of cloth doffing mechanism, 16, after 17, enter doffing mechanism 18, by doffing mechanism 18, fold cropping.

The above, it is only preferred embodiment of the present utility model, therefore can not limit the scope that the utility model is implemented with this, the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.

Claims (10)

1. a meticulous sanding, buffing machine, comprise into cloth doffing mechanism, frame, be arranged at respectively the buffing machine structure in frame, brushing mechanism and cloth haulage gear, it is characterized in that: described buffing machine structure comprises can move along its axis the mill flower roller being arranged in frame, can between operating position and position of readiness, relatively grind flower roller and be arranged at movably the colored roller in frame, the first driving mechanism that drives flower roller to move between operating position and position of readiness, the second driving mechanism that drives mill flower roller to move along its axial reciprocating, drive flower roller the 3rd driving mechanism rotating and the 4 wheel driven actuation mechanism that drives mill flower roller to rotate, when flower roller is in operating position, flower roller is parallel tangent with clamping cloth with mill flower roller, described the first driving mechanism comprises and is horizontally placed on respectively under colored roller two ends on methods, rack and the guide post vertical with flower roller, be actively set in the slide on each guide post, be arranged at rotationally between two slides in frame and the rotating shaft parallel with flower roller, be fixedly installed on the actuating arm in rotating shaft, be arranged at the cylinder that frame upper piston rod is connected with actuating arm pivotable, be arranged at the swing arm between each slide and rotating shaft, swing arm one end is fixedly installed in rotating shaft, on it, be formed with microscler locating hole, on described slide, be provided with the bearing that is arranged in locating hole, on described slide, be provided with clutch shaft bearing seat, described colored roller two supports is on the clutch shaft bearing seat of two slides.

2. a kind of meticulous sanding according to claim 1, buffing machine, it is characterized in that: described clutch shaft bearing seat can be arranged on along the direction of vertical colored roller on described slide movably, between described slide and clutch shaft bearing seat, be provided with automatic mechanism, described automatic mechanism comprises the supporting plate that is fixedly installed on slide, be arranged at nut on supporting plate rotationally, be matched with screw mandrel on nut, be arranged on supporting plate and connect by connector the stepper motor that drive nut rotates, and described screw mandrel one end is fixed on clutch shaft bearing seat.

3. a kind of meticulous sanding according to claim 1, buffing machine, it is characterized in that: described mill flower roller is arranged in frame by being supported on two second bearing blocks at its two ends, described the second bearing block grinds the axially extended line slideway of flower roller by edge and is movably arranged in frame, described the second driving mechanism comprises the decelerator that power shaft and mill flower roller bolster are in transmission connection, be connected to the connecting rod between reducer output shaft and bearing block, described reducer output shaft is provided with eccentric part, described connecting rod one end is connected with the eccentric part of described reducer output shaft by oscillating bearing, the other end is connected with the second bearing block.

4. according to arbitrary described a kind of meticulous sanding in claims 1 to 3, buffing machine, it is characterized in that: on described mill flower roller, sand paper retaining mechanism is set, described sand paper retaining mechanism comprises two sandpaper disks that are set in rotationally on mill flower roller two supports axle, be arranged at the torsion spring between sandpaper disk and mill flower roller end face, the eccentric locking post being arranged at rotationally on sandpaper disk, be arranged on the locking wall being oppositely arranged with locking post on sandpaper disk, described locking post can with the contact of described locking wall and separated position between eccentric rotary, the torsion spring at mill flower roller two ends applies reverse each other torsion to two sandpaper disks, sandpaper disk applies pulling force to sand paper fixed part under torsion spring effect makes sand paper fixed part can be clamped in locking post and lock between wall and realize self-locking.

5. a kind of meticulous sanding according to claim 4, buffing machine, it is characterized in that: described sandpaper disk end face is formed with for holding the storage tank of described locking post, described locking post is eccentric to be arranged in storage tank rotationally, described locking wall is formed on the cell wall of storage tank, and described sandpaper disk outer peripheral face offers the resigning hole that communicates and penetrate for sand paper fixed part with storage tank.

6. a kind of meticulous sanding according to claim 4, buffing machine, it is characterized in that: described locking post is formed with along the installing hole of its axial perforation and eccentric setting, on described sandpaper disk, be provided with the pivotal pin coordinating with installing hole, described pivotal pin extends axially along mill flower roller.

7. a kind of meticulous sanding according to claim 4, buffing machine, is characterized in that: described locking post outer peripheral face is matsurface.

8. a kind of meticulous sanding according to claim 4, buffing machine, is characterized in that: described in being symmetrically arranged with two groups on described sandpaper disk, lock post and locking wall.

9. according to arbitrary described a kind of meticulous sanding, buffing machine in claims 1 to 3, it is characterized in that: described brushing mechanism is arranged on the output of buffing machine structure, be used for clearing up the powder of design on fabric surface, comprise and be arranged at the brush roll of two parallel tangent settings in frame, connect the 5th driving mechanism that drives two brush roll to rotate, the dust suction bucket that is arranged at two brush roll belows and the dust exhaust apparatus being connected with dust suction bucket.

10. according to arbitrary described a kind of meticulous sanding, buffing machine in claims 1 to 3, it is characterized in that: described in enter cloth doffing mechanism and comprise bearing support, be arranged at that cloth on bearing support imports assembly and cloth is derived assembly respectively, cloth imports assembly and comprises some driven fabric guide roll and the jockey pulley being arranged on bearing support, and cloth is derived assembly and comprised some active fabric guide rolls, doffing mechanism and the driving motor that initiatively fabric guide roll rotates being arranged on bearing support.

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