CN206105553U - Edge belt sander and piano type panel corner structure of polishing thereof - Google Patents

Abstract

The utility model discloses an edge belt sander and piano type panel corner structure of polishing thereof, including the abrasive band of the panel of polishing with drive abrasive band pivoted actuating mechanism, actuating mechanism includes a motor, the output shaft action wheel of motor, the action wheel passes through abrasive band and follow driving wheel are connected, and the motor passes through action wheel transmission to abrasive band with power, and the action wheel is relative set up perpendicularly from the driving wheel, action wheel and from the chamfer on the abrasive band cladding plate edge between the driving wheel still includes the support, is connected with the belt press on the support and constructs, and the belt press constructs the stand board including three vertical setting at least, and the stand board evenly sets up on the length direction in abrasive band, equal articulated diaphragm that has horizontal setting on every stand board, and the one end of diaphragm is connected with the chamfer briquetting, chamfer briquetting butt adopt in the abrasive band the utility model discloses can solve panel corner among the prior art and polish the structure and polish into the plane with the chamfer, destroy the technical problem of the circular -arc appearance structure of chamfer.

Description

A kind of belt edge sander and its piano type sheet material corner polishing structure

Technical field

This utility model is related to belt edge sander field, more particularly to a kind of belt edge sander and its polishing of piano type sheet material corner Structure.

Background technology

The edge of some office furniture sheet materials carries circular arc chamfering, and one is needs attractive in appearance, and two is to prevent sheet material corner Touch human body to damage.During these circular arc chamferings of polishing, existing belt edge sander is set abrasive band is oblique mostly Put with chamfering of polishing, but so simply also bring a problem abrasive band is angularly disposed：Effect of the abrasive band to sheet material is advocated Act on point of contact, it is easy to a plane is just polished in chamfering, destroy the arc-shaped contour structures of chamfering, polish The effect of processing is undesirable.Therefore need badly provide it is a kind of can comprehensively the circular arc chamfering of glued board corner polish structure, from Fundamentally improve the quality of polishing finished product.

Therefore, prior art has yet to be improved and developed.

Utility model content

The purpose of this utility model is to provide a kind of belt edge sander and its piano type sheet material corner polishing structure, existing to solve There is the polishing structure of the sheet material corner in technology that chamfering is polished into into plane, the technology for destroying the arc-shaped contour structures of chamfering is asked Topic.

The technical solution of the utility model is as follows：

A kind of piano type sheet material corner polishing structure, wherein, including the drive that the abrasive band and drive abrasive band of polishing sheet material rotates Motivation structure, the drive mechanism includes a motor, and the output shaft connection drivewheel of the motor, the drivewheel passes through the sand Band and driven pulley connect, and power is transferred to abrasive band by the motor by drivewheel, and the relatively described driven pulley of the drivewheel hangs down Straight to arrange, the chamfering on the abrasive band cladding plate edge edge between drivewheel and driven pulley, also including support, is connected with the support Press belt mechanism, the press belt mechanism includes at least three pillar panels being vertically arranged, and is hinged with each pillar panel and laterally sets The transverse slat put, one end of the transverse slat is connected with chamfering briquetting, and the chamfering briquetting abuts the abrasive band.

Described piano type sheet material corner polishing structure, wherein, the press belt mechanism includes that at least six are vertically arranged Pillar panel, is provided with air cylinder support on described each pillar panel, cylinder, the work of the cylinder are provided with the air cylinder support Stopper rod is connected to one end of the transverse slat, and Telescopic-cylinder can control the pendulum angle of the transverse slat.

Described piano type sheet material corner polishing structure, wherein, the chamfering briquetting is key pattern shape and structure body, institute The briquetting pressure contact portion that chamfering briquetting includes being contacted with the abrasive band is stated, the briquetting pressure contact portion is and is coated on sheet material chamfered edges Abrasive band shape adaptation recess.

Described piano type sheet material corner polishing structure, wherein, also including motor supporting part, the motor supporting part includes Symmetrically arranged first electric machine support and the second electric machine support, are provided between the first electric machine support and the second electric machine support and lead Bar, be slidably connected motor slide block on the guide rod, and the motor is installed on the motor slide block.

Described piano type sheet material corner polishing structure, wherein, the support also includes a lifter plate, on the lifter plate The vertical installation groove portion of strip is provided with, the pillar panel bolt connection is in the installation groove portion.

A kind of belt edge sander, including a board, are provided with the flowing water pipeline of conveying sheet material on the board, wherein, also wrap The piano type sheet material corner polishing structure as described in any one of claim 1 to 5 is included, also including soft roller sand polishing structure and triangle Sand polishing structure, sets gradually the soft roller sand polishing structure, the polishing of piano type sheet material corner on the flowing water pipeline of belt edge sander Structure and triangle sand polishing structure.

Described belt edge sander, wherein, the soft roller sand polishing structure includes substrate, and on the substrate skate machine is connected with Structure, one soft roller sand support of the slide mechanism top connection, is provided with soft roll shaft, on the soft roll shaft on the soft roller sand support Coaxial soft running roller is provided with, also including driven abrasive belt wheel, abrasive band and the driven abrasive band that the soft running roller passes through a tensioning Wheel connection, also including drive mechanism, the power of motor is transferred to the soft running roller and drives soft running roller to transport by the drive mechanism Dynamic, the perpendicularity that one end of the soft roller sand support is connected with for adjusting the soft running roller and soft roll shaft perpendicularity adjusts machine Structure, the perpendicularity governor motion includes rotating shaft fixed part and axis of rotation portion, the rotating shaft fixed part and the axis of rotation Portion is hinged, and the one end in the axis of rotation portion is fixedly connected bearing, and the soft roll shaft is installed on bearing；

Fixed part through hole is provided with the rotating shaft fixed part, the axis of rotation portion includes accommodating the rotating shaft fixed part Recess, the position of correspondence fixed part through hole is provided with rotation section through hole in axis of rotation portion, and the perpendicularity governor motion is also Including rotating shaft is adjusted, the regulation rotating shaft is arranged in fixed part through hole and rotation section through hole, and the axis of rotation portion can surround The regulation rotating shaft rotates relative to rotating shaft fixed part；

The slide mechanism includes the slide rail being arranged on the substrate, also includes the slide block being slidably connected with slide rail, institute The bottom that slide block is connected to the soft roller sand support is stated, the soft roller sand support can be slided by slide mechanism opposing substrate；

The drive mechanism includes a motor, and the output shaft connection drivewheel of the motor, the drivewheel passes through belt Driven pulley is driven to rotate, the driven pulley and the soft roll shaft are coaxially disposed and drive soft roll shaft and the soft running roller to rotate.

Described belt edge sander, wherein, the soft roller sand frame bottom is additionally provided with the press belt mechanism for compressing abrasive band, the pressure Band mechanism includes pressure zone spring, cushion cover and spring spiro rod, and the pressure zone both ends of the spring connects the cushion cover, the pressure zone spring, Cushion cover is sheathed on outside the spring spiro rod, and the soft roller sand frame bottom is fixed with soft roller rear support, is arranged on soft roller rear support There is screwed hole, external screw thread is provided with the spring spiro rod, spring spiro rod coordinates with the screwed hole of the soft roller rear support；

Backup plate when the soft roller sand polishing structure also includes that buffering sheet material prevents sheet material to be fed with the collision of soft running roller, it is described Backup plate is profiling backup plate, and the backup plate is connected to the substrate front end by backup plate support plate；

Elastomer layer is provided with the buffed surface of the soft running roller, is evenly distributed with the elastomer layer oblique recessed Groove.

Described belt edge sander, wherein, the triangle sand polishing structure includes body frame, and sanding workpiece is provided with the body frame The abrasive band on surface, also including the drive mechanism for driving the abrasive band to rotate, also includes abrasive band is pressed to the abrasive band pressure of surface of the work Tight device, the abrasive band hold down gag includes abrasive band briquetting, some pressure zone springs, spring clip plate, guide rod, sliding shoe and a gas Cylinder, described cylinder one end connects the sliding shoe, and the sliding shoe and the guide rod are slidably connected, and the spring clip plate is arranged at On the guide rod, the pressure zone spring is arranged on four angles between the abrasive band briquetting and spring clip plate, the abrasive band pressure Block spring-loaded is pressed towards the abrasive band.

Described belt edge sander, wherein, the pressure zone spring arranges four, is respectively arranged at four angles of the abrasive band briquetting On, the pressure zone spring one end abuts the abrasive band briquetting, and the other end abuts the spring clip plate；Also set on the abrasive band briquetting Vibrator is equipped with, the vibrator drives abrasive band briquetting to make dither in sanding；The drive mechanism includes abrasive band actively Power is transferred to abrasive band drivewheel by wheel, abrasive band driven pulley and motor, the motor by belt pulley, the abrasive band drivewheel with Connected by abrasive band between the driven pulley of abrasive band, abrasive band drivewheel drives the motion of abrasive band driven pulley by abrasive band；The abrasive band includes Interior abrasive band and outer abrasive band, the abrasive band driven pulley includes interior driven pulley and outer driven pulley, and the abrasive band drivewheel passes through interior abrasive band Driven pulley moves to form the first train in driving, and abrasive band drivewheel drives outer driven pulley to move to form second by outer abrasive band It is close to the interior abrasive band outer surface in the installation end of the abrasive band driven pulley in train, the outer abrasive band；The sliding shoe One end be provided with sliding shoe recess, sliding shoe by the cylinder promote along the guide rod slide to the spring clip plate when cunning Motion block recess avoids the vibrator；

The abrasive band hold down gag also includes a cylinder mounting plate, and the cylinder is installed on cylinder mounting plate, described to lead One end of bar is connected on the cylinder mounting plate, one end connection of the piston rod of the cylinder and the sliding shoe；

The triangle sand polishing structure also includes triangle sand support, and the triangle sand support is by support base plate and surrounds support The rack side plate composition of base plate surrounding, the abrasive band hold down gag is installed in the triangle sand support.

The beneficial effects of the utility model：This utility model is beaten by providing a kind of belt edge sander and its piano type sheet material corner Mill structure, the abrasive band drivewheel and driven pulley of piano type sheet material corner polishing structure are vertically arranged, between drivewheel and driven pulley Abrasive band comprehensive cladding plate edge edge circular arc chamfering, it is to avoid the abrasive band of existing sheet material corner polishing structures slope is falling Angle is polished into plane, destroys the phenomenon of the arc-shaped contour structures of chamfering, this utility model delicate structure, the buffed surface in abrasive band It is set to arc-shaped, and sheet material chamfering laminating degree height, sanding excellent.

Description of the drawings

Fig. 1 is this utility model overall structure diagram.

Fig. 2 is the structural representation of polishing structure in piano type sheet material corner in this utility model.

Fig. 3 is the structural representation of chamfering briquetting in this utility model.

Fig. 4 is the structural representation of lifter plate in this utility model.

Fig. 5 is the structural representation of drive mechanism in this utility model.

Fig. 6 is the structural representation of motor supporting part in this utility model.

Fig. 7 is the structural representation of polishing structure another embodiment in piano type sheet material corner in this utility model.

Fig. 8 is the structural representation of soft roller sand polishing structure in this utility model.

Fig. 9 is the structural side view of soft roller sand polishing structure in this utility model.

Figure 10 is the structural representation of the slide mechanism in soft roller sand polishing structure.

Figure 11 is the structural representation of the perpendicularity governor motion in soft roller sand polishing structure.

Figure 12 is the connection diagram of the soft running roller in soft roller sand polishing structure and driven abrasive belt wheel.

Figure 13 is the structural representation of the drive mechanism in soft roller sand polishing structure.

Figure 14 is the structural representation of the elevating mechanism in soft roller sand polishing structure.

Figure 15 is the structural representation of the press belt mechanism in soft roller sand polishing structure.

Figure 16 is the structural representation of triangle sand polishing structure.

Figure 17 is the structural representation of the abrasive band briquetting in triangle sand polishing structure.

Figure 18 is the structural representation of the abrasive band hold down gag in triangle sand polishing structure.

Figure 19 is the structural representation of the first train in triangle sand polishing structure and the second train.

Specific embodiment

To make the purpose of this utility model, technical scheme and advantage clearer, clear and definite, develop simultaneously referring to the drawings enforcement Example is further described to this utility model.

Refering to Fig. 1, Fig. 2 and Fig. 5, this utility model provides a kind of piano type sheet material corner for sheet material chamfering of polishing and beats Mill structure 1, wherein, structure 1 is polished for the lower chamfering of sheet material of polishing in the piano type sheet material corner shown in Fig. 2, including polishing plate The drive mechanism 14 that the abrasive band 13 and drive abrasive band 13 of material rotates, the drive mechanism 14 includes a motor 1400, the motor 1400 output shaft connection drivewheel 1401, the drivewheel 1401 is connected by the abrasive band 13 and driven pulley 1402, described Power is transferred to abrasive band 13 by motor 1400 by drivewheel 1401, and the relatively described driven pulley 1402 of the drivewheel 1401 is vertical Arrange, so, the abrasive band 13 between drivewheel 1401 and driven pulley 1402 is reversed into bolt shape, and bolt shape abrasive band 13 can wrap The circular arc chamfering on cladding plate edge edge, maintains well the chamfering structure of sheet material arc-shaped during 13 sanding of abrasive band, prevent existing There is abrasive band structure straight in technology that sheet material chamfering is worn into the problem of plane, drastically increase the Sanding Quality of sheet material.

Polishing structure 1 in piano type sheet material corner also includes support 11, and press belt mechanism, the pressure are connected with the support 11 Include at least three pillar panels 1200 being vertically arranged with mechanism, pillar panel 1200 uniformly sets on the length direction in abrasive band 13 Put, the transverse slat 1201 of horizontally set is hinged with each pillar panel 1200, one end of the transverse slat 1201 is connected with chamfering pressure Block 1202, the chamfering briquetting 1202 abuts the abrasive band 13.Refering to Fig. 3, chamfering briquetting 1202 is key pattern shape and structure Body, the chamfering briquetting 1202 includes the briquetting pressure contact portion 12020 contacted with the abrasive band 13, the briquetting pressure contact portion 12020 It is the recess with the shape adaptation of abrasive band 13 for being coated on sheet material chamfered edges.The briquetting crimping of the chamfering briquetting 1202 being uniformly arranged Portion 12020 abuts abrasive band 13, makes abrasive band 13 keep the helicoidal structure being twisted, and prevents in the rotation process of abrasive band 13 due to answering Power changes the shape of its cladding, affects the quality of sanding sheet material.

Preferably, in the present embodiment, press belt mechanism includes six pillar panels 1200 being vertically arranged, described each column Air cylinder support 1204 is provided with plate 1200, cylinder 1203 is installed on the air cylinder support 1204, the cylinder 1203 Piston rod is connected to one end of the transverse slat 1201, and Telescopic-cylinder can control the pendulum angle of the transverse slat 1201.Cylinder 1203 Piston rod stretch out, one end of jack-up transverse slat 1201, the other end of transverse slat 1201 is down moved, conversely, the piston of cylinder 1203 Bar indentation, by one end pulled down of transverse slat 1201, the other end of transverse slat 1201 is tilted, and be can control by controlling Telescopic-cylinder The pendulum angle of the transverse slat 1201, chamfering briquetting 1202 abuts abrasive band 13 makes abrasive band 13 preferably fit with sheet material.

Abrasive band 13 is possible to that lax, the hypodynamic phenomenon of tensioning occurs after the use of a period of time, at this time needs The distance between driven wheel is adjusted with by the re-tensioning of abrasive band 13, in the present embodiment, refering to Fig. 6, piano type sheet material corner Also including the motor supporting part 15 of the position of scalable motor 1400, motor supporting part 15 includes symmetrically arranged the to polishing structure 1 One electric machine support 1500 and the second electric machine support 1503, are provided between the first electric machine support 1500 and the second electric machine support 1503 Guide rod 1502, be slidably connected motor slide block 1501 on the guide rod 1502, and the motor 1400 is installed on the motor slide block On 1501.Motor slide block 1501 can slide on guide rod 1502, the output shaft connection drivewheel 1401 of motor 1400, change actively Wheel the distance between 1401 and driven pulley 1402, are tensioned abrasive band 13.

For different type, various sizes of sheet material, its polishing position has some difference, the compacted position of press belt mechanism Level height be also required to accordingly adjust, refering to Fig. 4, support 11 also include a lifter plate 1100, the lifter plate 1100 On be provided with the vertical installation groove portion 1101 of strip, the bolt connection of the pillar panel 1200 is in the installation groove portion 1101.It is vertical Post plate 1200 can be connected to the diverse location of the installation groove portion 1101 that strip is vertically arranged, and the level for adjusting press belt mechanism is high Degree.

Refering to Fig. 7, used as another embodiment of the present utility model, piano type sheet material corner polishing structure 1 can also set It is set to and reverses the mode that arranges as shown in Figure 7 with the upper chamfering of sheet material of polishing, now the rotation direction in abrasive band 13 and abrasive band 13 in Fig. 2 It is oppositely oriented, coat the upper chamfering of sheet material.

Refering to Fig. 1, this utility model also provides a kind of belt edge sander, including a board, and on the board delivery board is provided with The flowing water pipeline of material, wherein, also including soft roller sand polishing structure 2 and triangle sand polishing structure 3, the flowing water pipeline of belt edge sander On set gradually soft roller sand polishing structure 2, piano type sheet material corner polishing structure 1 and triangle sand polishing structure 3.

Further, refering to Fig. 8 and Fig. 9, soft roller sand polishing structure 2 includes substrate 21, and on the substrate 21 cunning is connected with Motivation structure, one soft roller sand support 22 of the slide mechanism top connection, on the soft roller sand support 22 soft roll shaft 24 is provided with, soft The bottom of roller sand support 22 is connected with soft roll shaft installing plate, and the soft roll shaft 24 is connected to the soft roll shaft and installs by a bearing On plate, coaxial soft running roller 23 is provided with the soft roll shaft 24, also including driven abrasive belt wheel 25, the soft running roller 24 passes through one The abrasive band 26 of tensioning and the driven abrasive belt wheel 25 connect, also including drive mechanism 27, the moving motor of the drive mechanism 27 Power is transferred to the soft running roller 23 and drives soft running roller 23 to move, and one end of the soft roller sand support 22 is connected with for adjusting The perpendicularity governor motion of soft running roller 23 and the perpendicularity of soft roll shaft 24 is stated, the perpendicularity governor motion includes rotating shaft fixed part 2200 and axis of rotation portion 2201, the rotating shaft fixed part 2200 and the axis of rotation portion 2201 are hinged, the axis of rotation The one end in portion 2201 is fixedly connected bearing, and the soft roll shaft 24 is installed on bearing.The relative rotating shaft in axis of rotation portion 2201 is fixed Portion 2200 rotates, and the bearing for being fixedly connected on the one end of axis of rotation portion 2201 is driven rotation, due to what is be connected with soft roll shaft 24 Eccentric position of the bearing in pair is rotated, when axis of rotation portion 2201 rotates relative to rotating shaft fixed part 2200, soft roll shaft 24 Angle of inclination changes, and makes the grinding angle also run-off the straight in abrasive band 26.During sanding, preferable state is soft running roller 23 are vertically arranged, and sheet material is then level feed, and abrasive band 26 can polish side face of plate material without dead angle, but the trickle inclination of workbench Or the tiny error of sheet material putting position levelness can all break this perfect condition, rotating shaft rotation section 2201, you can The angle of inclination of soft roll shaft 24 is adjusted to change the grinding angle of abrasive band 26, the error of sheet material relative position is compensate for, abrasive band 26 is just To sheet material polish, it is to avoid leave down some polish less than region, greatly improve polishing quality.

Further, fixed part through hole 22000 is provided with rotating shaft fixed part 2200, the axis of rotation portion 2201 includes The recess of the rotating shaft fixed part 2200 is accommodated, the position of correspondence fixed part through hole 22000 is provided with axis of rotation portion 2201 Rotation section through hole 22010, the perpendicularity governor motion also includes adjusting rotating shaft 2202, and the regulation rotating shaft 2202 is arranged at solid Determine in portion's through hole 22000 and rotation section through hole 22010, the axis of rotation portion 2201 can be relative around the regulation rotating shaft 2202 Rotating shaft fixed part 2200 rotates.Rotating shaft rotation section 2201 is regulated behind the angle of inclination of soft running roller 23, in order to prevent beating This suitable angle of inclination changes during mill, and before sanding operation, first locking adjusts rotating shaft 2202, allows axis of rotation Portion 2201 can not rotate relative to rotating shaft fixed part 2200.

The requirement that sheet material has different specie sizes, process for sanding is also not quite similar, for the pressure of different plates polishing Also it is inconsistent, polishing pressure is adjusted for convenience, slide mechanism includes the slide rail 2100 being arranged on the substrate 21, also includes The slide block 2101 being slidably connected with slide rail 2100, the slide block 2101 is connected to the bottom of the soft roller sand support 22, described soft Roller sand support 22 can be slided by slide mechanism opposing substrate 21, drive soft running roller 23 to move horizontally between regulation and sheet material Away from regulation polishing pressure.

In the present embodiment, the drive mechanism 27 includes a motor 2700, the output shaft connection master of the motor 2700 Driving wheel 2702, the drivewheel 2702 is rotated by belt drive driven pulley 2701, the driven pulley 2701 and the soft roll shaft 24 are coaxially disposed and drive soft roll shaft 24 and the soft running roller 23 to rotate.

During sanding operation, abrasive band 26 is needed to apply certain pressure to sheet material to provide enough frictions, after making sanding Sheet material more flat smooth, refering to Figure 15, the soft bottom of roller sand support 22 is additionally provided with the press belt mechanism 211 for compressing abrasive band, the pressure Band mechanism 211 includes pressure zone spring 21100, cushion cover 21101 and spring spiro rod 21102, the two ends of pressure zone spring 21100 connection The cushion cover 21101, pressure zone spring 21100, cushion cover 21101 are sheathed on outside the spring spiro rod 21102, the soft roller sand support 22 bottoms are fixed with soft roller rear support, and screwed hole is provided with soft roller rear support, and outer spiral shell is provided with the spring spiro rod 21102 Stricture of vagina, spring spiro rod 21102 coordinates with the screwed hole of the soft roller rear support.Refering to Fig. 2, during processing sheet material, sheet material is to soft roller sand Polishing structure applies a power to the right, soft roller rear support and connected spring spiro rod 21102 toward moving right, by cushion cover Compression pressure zone spring 21100, the elastic force of pressure zone spring 21100 is reacted on soft roller rear support, by elastic force by abrasive band 26 together with plate compact, it is ensured that provide enough frictions.

When sheet material feed prepares sanding, sheet material location with respect to outer edge indentation some distances of abrasive band 26, Collide with soft running roller 23 when sheet material prevents sheet material to be fed to buffer, refering to Fig. 8 and Fig. 9, soft roller sand polishing structure is also provided with Backup plate 210, the backup plate 210 is profiling backup plate, and backup plate 210 is connected to the front end of the substrate 21 by backup plate support plate.Sheet material First and backup plate 210 is contacted during feed, then is slowly transitioned on abrasive band 26 through the outer edge of backup plate 210, will be to sheet material and soft running roller 23 infringement is preferably minimized, and improves the service life of soft roller sand polishing structure.

For variety classes, the sheet material of different size size, the position of sheet material polishing is also not quite similar, and this requires polishing sand The horizontal level of band can adjust and adjust operation it is convenient enough, therefore soft roller sand polishing structure also include adjust polishing structure it is whole The elevating mechanism of body level height, refering to Figure 14, the elevating mechanism includes elevating lever 28 and elevator 29, the elevating lever 28 The bottom of the substrate 21 is connected to, the elevator 29 drives elevating lever 28 to move up and down, and the supporting substrate of elevating lever 28 is about 21 Float, change the level height of soft running roller 23.

Sanding operation sheet material can remain down some tiny wood flours after being polished, because drive mechanism is belt pulley, belt There are some lubricant greases on wheel and belt, wood flour once can pollute lubricant grease, drive mechanism 27 is made into drive mechanism 27 Into certain impact, in the present embodiment, soft roller sand polishing structure also includes soft roller sand shield, and soft roller sand shield prevents tiny Wood flour floats in drive mechanism 27.Shield cover plate is provided with soft roller sand shield, the shield cover plate is articulated with by a loose-leaf On soft roller sand shield, when maintenance polishing structure is needed, shield cover plate is directly opened.The top of soft roller sand support 22 is provided with Motor mounting plate, the motor 2700 is installed on motor mounting plate.

If abrasive band 26 is driven by a hard running roller, the sheet material of hard is contacted with abrasive band 6 and easily make the abrasion of hard roller surface Seriously, the hard contact between running roller and sheet material is also easily damaged sheet material, in the present embodiment, arranges on the buffed surface of soft running roller 23 Flexible body layer 2300, elastomer layer 2300 can be spongy layer, play a part of to protect sheet material and soft running roller.Due to soft running roller 23 rotating ratio is higher, in order to avoid the relative abrasive band 26 of soft running roller 23 is skidded, is evenly distributed with elastomer layer 2300 oblique Groove, increases the friction between soft running roller 23 and abrasive band 26, prevents from skidding.

Further, refering to Figure 16, triangle sand polishing structure 3 includes body frame 35, and sanding work is provided with the body frame 35 The abrasive band 33 on part surface, also including the drive mechanism 32 for driving the abrasive band 33 to rotate, refering to Figure 18, wherein, also include sand With the 33 abrasive band hold down gags 34 for pressing to surface of the work, the abrasive band hold down gag 34 includes abrasive band briquetting 3400, some pressure zones Spring 3401, spring clip plate 3402, guide rod 3404, the cylinder 3406 of sliding shoe 3405 and, abrasive band hold down gag also includes a gas Cylinder installing plate 3407, the cylinder 3406 is installed on cylinder mounting plate 3407, and one end of the guide rod 3404 is connected to described On cylinder mounting plate 3407, one end connection of the piston rod of the cylinder 3406 and the sliding shoe 3405, the sliding shoe 3405 and the guide rod 3404 be slidably connected, the spring clip plate 3402 is arranged on the guide rod 3404, the pressure zone spring 3401 are arranged on four angles between the abrasive band briquetting 3400 and spring clip plate 3402, and the abrasive band briquetting 3400 receives spring Power effect is pressed towards the abrasive band 33.In the present embodiment, pressure zone spring 3401 arranges four, is respectively arranged at the abrasive band pressure On four angles of block 3400, described one end of pressure zone spring 3401 abuts the abrasive band briquetting 3400, and the other end abuts the spring Clamping plate 3402.

During work, the piston rod of cylinder 3406 promotes sliding shoe 3405 to move to abrasive band briquetting 3400 along guide rod 3404, The end thereof contacts spring clip plate 3402 of sliding shoe 3405 simultaneously compresses pressure zone spring 3401, and the spring-loaded of abrasive band briquetting 3400 is pressed To abrasive band 33, the polishing of abrasive band 33 workpiece.

The abrasive band briquetting 3400 of prior art is arranged to its middle part and is pressed to abrasive band, the side of abrasive band briquetting 3400 by elastic force Can not be supported along part, so that the force unbalance of abrasive band briquetting 3400 during sanding workpiece, causes with its middle part as fulcrum Swing, it is impossible to parallel compression abrasive band 33, have impact on polishing effect, pressure zone spring 3401 is arranged at the abrasive band by this utility model On four angles between briquetting 3400 and spring clip plate 402, the pressure zone spring 3401 on four angles is while propping sand band briquetting 3400, make the stress balance of abrasive band briquetting 3400, it is to avoid rocking during sanding and swing, it is ensured that workpiece high-quality sand Light.

In sanding, abrasive band is transmitted mechanism 32 and drives motion, its coarse surface constantly to rub surface of the work, in order to allow Surface of the work is polished more smooth, further improves the efficiency of polishing, and vibration is additionally provided with abrasive band briquetting 3400 Device 3403, the vibrator 3403 drives abrasive band briquetting 3400 to make dither in sanding, increases abrasive band 33 and surface of the work Between friction, improve sanding effect.

Further, refering to Figure 19, the drive mechanism 32 includes abrasive band drivewheel 3200, abrasive band driven pulley and motor 3202, power is transferred to abrasive band drivewheel 3200, the abrasive band drivewheel 3200 and sand by the motor 3202 by belt pulley Connected by abrasive band 33 between band driven pulley, abrasive band drivewheel 3200 drives the motion of abrasive band driven pulley by abrasive band 33.

Often grind after the sanding process of a period of time in the workpiece harder for some quality, the abrasive band of monolayer Damage serious, and the abrasive band of monolayer is arranged on intensity, tensile force aspect and has all been short of, it is preferable that in the present embodiment, abrasive band 33 include interior abrasive band 330 and outer abrasive band 331, and accordingly, abrasive band driven pulley includes interior driven pulley 32011 and outer driven pulley 32012, The abrasive band drivewheel 3200 drives the motion of interior driven pulley 32011 to form the first train by interior abrasive band 330, and abrasive band is actively Wheel 3200 drives the motion of outer driven pulley 32012 to form the second train by outer abrasive band 331, and outer abrasive band 331 is in the abrasive band The installation end of driven pulley is close to the outer surface of interior abrasive band 330.It is made up of two-layer abrasive band with the abrasive band 33 of absorption surface, is increased Tensile force makes the dynamics of grinding bigger, and polishing effect is more projected.

When sliding shoe 3405 is promoted and slided along guide rod 3404, the outline of vibrator 3403 can be produced with sliding shoe 3405 Raw to interfere, in order to avoid this interference situation, one end of sliding shoe 3405 is provided with the cunning being adapted to the outline of vibrator 3403 Motion block recess 34050, sliding shoe 3405 is promoted by cylinder 3406 and slides to the spring clip plate 3402 along the guide rod 3404 When sliding shoe recess 34050 avoid the vibrator 3403.

Preferably, triangle sand polishing structure also includes triangle sand support 31, the triangle sand support 31 by support base plate and The rack side plate composition of support base plate surrounding is surrounded, the abrasive band hold down gag is installed in the triangle sand support.

When sanding operation is carried out, on-the-spot meeting adrift some polishing after from workpiece dust, if dust adhesion Drive mechanism 32 may be then damaged on drive mechanism, furthermore, if staff touch high-speed rotation the first train and Second train, then can cause staff injured, and to avoid above-mentioned situation from occurring, the edge of body frame 35 is also symmetrically arranged with Two turnover backplates 36, the backplate 36 is articulated with the edge of body frame 35 by loose-leaf, and backplate 36 can be reversed opening and carry out The maintenance of parts.

This utility model is by providing a kind of belt edge sander and its piano type sheet material corner polishing structure, piano type sheet material corner The abrasive band drivewheel and driven pulley of polishing structure is vertically arranged, and curl is reversed in the abrasive band between drivewheel and driven pulley, can The comprehensive circular arc chamfering on cladding plate edge edge, it is to avoid the abrasive band of existing sheet material corner polishing structures slope is polished by chamfering Into plane, the phenomenon of the arc-shaped contour structures of chamfering is destroyed, this utility model delicate structure, the buffed surface in abrasive band is set to Arc-shaped, and sheet material chamfering laminating degree height, sanding excellent.

It should be appreciated that application of the present utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come Say, can according to the above description be improved or be converted, all these modifications and variations should all belong to the appended power of this utility model The protection domain that profit is required.

Claims (10)

1. a kind of piano type sheet material corner is polished structure, it is characterised in that abrasive band including polishing sheet material and drive abrasive band to rotate Drive mechanism, the drive mechanism include a motor, the motor output shaft connection drivewheel, the drivewheel pass through institute Abrasive band and driven pulley connection are stated, power is transferred to abrasive band by the motor by drivewheel, and the drivewheel is relatively described driven Wheel is vertically arranged, the chamfering on the abrasive band cladding plate edge edge between drivewheel and driven pulley, also including support, connects on the support Press belt mechanism is connected to, the press belt mechanism includes at least three pillar panels being vertically arranged, length of the pillar panel in abrasive band It is uniformly arranged on direction, the transverse slat of horizontally set is hinged with each pillar panel, one end of the transverse slat is connected with chamfering pressure Block, the chamfering briquetting abuts the abrasive band.

2. piano type sheet material corner according to claim 1 is polished structure, it is characterised in that the press belt mechanism include to Few six pillar panels being vertically arranged, are provided with air cylinder support on described each pillar panel, be provided with the air cylinder support Cylinder, the piston rod of the cylinder is connected to one end of the transverse slat, and Telescopic-cylinder can control the pendulum angle of the transverse slat.

3. piano type sheet material corner according to claim 2 is polished structure, it is characterised in that the chamfering briquetting is key Pattern shape and structure body, the chamfering briquetting includes the briquetting pressure contact portion contacted with the abrasive band, the briquetting pressure contact portion be with It is coated on the recess of the abrasive band shape adaptation of sheet material chamfered edges.

4. piano type sheet material corner according to claim 2 is polished structure, it is characterised in that also including motor supporting part, The motor supporting part includes symmetrically arranged first electric machine support and the second electric machine support, the first electric machine support and the second motor Guide rod is provided between support, be slidably connected motor slide block on the guide rod, the motor is installed on the motor slide block.

5. piano type sheet material corner according to claim 4 is polished structure, it is characterised in that the support also includes one liter Drop plate, is provided with the vertical installation groove portion of strip on the lifter plate, the pillar panel bolt connection is in the installation groove portion.

6. a kind of belt edge sander, an including board, is provided with the flowing water pipeline of conveying sheet material on the board, it is characterised in that Also include as described in any one of claim 1 to 5 piano type sheet material corner polishing structure, also including soft roller sand polishing structure and Triangle sand polishing structure, sets gradually the soft roller sand polishing structure, piano type sheet material corner on the flowing water pipeline of belt edge sander Polishing structure and triangle sand polishing structure.

7. belt edge sander according to claim 6, it is characterised in that the soft roller sand polishing structure includes substrate, the base Slide mechanism is connected with plate, one soft roller sand support of the slide mechanism top connection is provided with soft on the soft roller sand support Roll shaft, is provided with coaxial soft running roller on the soft roll shaft, also including driven abrasive belt wheel, the sand that the soft running roller passes through a tensioning Band and the driven abrasive belt wheel connection, also including drive mechanism, the power of motor is transferred to the soft roller by the drive mechanism Take turns and drive soft running roller to move, one end of the soft roller sand support is connected with for adjusting the soft running roller and soft roll shaft perpendicularity Perpendicularity governor motion, the perpendicularity governor motion includes rotating shaft fixed part and axis of rotation portion, the rotating shaft fixed part It is hinged with the axis of rotation portion, the one end in the axis of rotation portion is fixedly connected bearing, and the soft roll shaft is installed on bearing；

Fixed part through hole is provided with the rotating shaft fixed part, the axis of rotation portion includes accommodating the recessed of the rotating shaft fixed part Portion, the position of correspondence fixed part through hole is provided with rotation section through hole in axis of rotation portion, and the perpendicularity governor motion also includes Rotating shaft is adjusted, the regulation rotating shaft is arranged in fixed part through hole and rotation section through hole, and the axis of rotation portion can surround described Adjust rotating shaft to rotate relative to rotating shaft fixed part；

The slide mechanism includes the slide rail being arranged on the substrate, also includes the slide block being slidably connected with slide rail, the cunning Block is connected to the bottom of the soft roller sand support, and the soft roller sand support can be slided by slide mechanism opposing substrate；

The drive mechanism includes a motor, and the output shaft connection drivewheel of the motor, the drivewheel passes through belt drive Driven pulley is rotated, and the driven pulley and the soft roll shaft are coaxially disposed and drive soft roll shaft and the soft running roller to rotate.

8. belt edge sander according to claim 7, it is characterised in that the soft roller sand frame bottom is additionally provided with compression abrasive band Press belt mechanism, the press belt mechanism includes pressure zone spring, cushion cover and spring spiro rod, and the pressure zone both ends of the spring connects the pad Set, the pressure zone spring, cushion cover are sheathed on outside the spring spiro rod, and the soft roller sand frame bottom is fixed with soft roller rear support, Screwed hole is provided with soft roller rear support, external screw thread, spring spiro rod and the soft roller rear support are provided with the spring spiro rod Screwed hole coordinate；

Backup plate when the soft roller sand polishing structure also includes that buffering sheet material prevents sheet material to be fed with the collision of soft running roller, the backup plate For profiling backup plate, the backup plate is connected to the substrate front end by backup plate support plate；

Elastomer layer is provided with the buffed surface of the soft running roller, oblique groove is evenly distributed with the elastomer layer.

9. belt edge sander according to claim 6, it is characterised in that the triangle sand polishing structure includes body frame, the master The abrasive band of sanding surface of the work is provided with frame, also including the drive mechanism for driving the abrasive band to rotate, also includes pressing in abrasive band To the abrasive band hold down gag of surface of the work, the abrasive band hold down gag include abrasive band briquetting, some pressure zone springs, spring clip plate, Guide rod, sliding shoe and a cylinder, described cylinder one end connects the sliding shoe, and the sliding shoe and the guide rod are slidably connected, The spring clip plate is arranged on the guide rod, and the pressure zone spring is arranged at four between the abrasive band briquetting and spring clip plate On individual angle, the abrasive band briquetting spring-loaded is pressed towards the abrasive band.

10. belt edge sander according to claim 9, it is characterised in that the pressure zone spring arranges four, is respectively arranged at institute State on four angles of abrasive band briquetting, the pressure zone spring one end abuts the abrasive band briquetting, the other end abuts the spring clip plate； Vibrator is additionally provided with the abrasive band briquetting, the vibrator drives abrasive band briquetting to make dither in sanding；The biography Motivation structure includes abrasive band drivewheel, abrasive band driven pulley and motor, and power is transferred to abrasive band actively by the motor by belt pulley Wheel, is connected between the abrasive band drivewheel and abrasive band driven pulley by abrasive band, and abrasive band drivewheel drives abrasive band driven by abrasive band Wheel motion；The abrasive band includes interior abrasive band and outer abrasive band, and the abrasive band driven pulley includes interior driven pulley and outer driven pulley, the sand Band drivewheel drives interior driven pulley to move to form the first train by interior abrasive band, and abrasive band drivewheel is driven outer by outer abrasive band Driven pulley moves to form the second train, and the interior abrasive band is close in the outer abrasive band in the installation end of the abrasive band driven pulley Outer surface；One end of the sliding shoe is provided with sliding shoe recess, and sliding shoe is promoted to be slided along the guide rod by the cylinder and slided The vibrator is avoided to sliding shoe recess during the spring clip plate；

The abrasive band hold down gag also includes a cylinder mounting plate, and the cylinder is installed on cylinder mounting plate, the guide rod One end is connected on the cylinder mounting plate, one end connection of the piston rod of the cylinder and the sliding shoe；

The triangle sand polishing structure also includes triangle sand support, and the triangle sand support is by support base plate and surrounds support base plate The rack side plate composition of surrounding, the abrasive band hold down gag is installed in the triangle sand support.