CN202412007U - Belt sander - Google Patents
Belt sander Download PDFInfo
- Publication number
- CN202412007U CN202412007U CN2011203486920U CN201120348692U CN202412007U CN 202412007 U CN202412007 U CN 202412007U CN 2011203486920 U CN2011203486920 U CN 2011203486920U CN 201120348692 U CN201120348692 U CN 201120348692U CN 202412007 U CN202412007 U CN 202412007U
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- CN
- China
- Prior art keywords
- tensioning
- driving shaft
- abrasive band
- tensioning piece
- belt sander
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a belt sander, comprising a motor, a coupler, a driving shaft, a sand belt and a transmission shaft, wherein a tension regulating device capable of ensuring a tension state of the sand belt is arranged between the driving shaft and the transmission shaft; the motor is connected with the driving shaft through the coupler; sand belt support wheels are mounted on the driving shaft; the tension regulating device uses an up-down wedge-tension matching face and a spring structure; and the belt sander is characterized by simple structure, convenient mounting, wide applicability and the like.
Description
Technical field
The utility model belongs to abrasive machine equipment, relates in particular to a kind of belt sander that is used for sanding apparatus.
Background technology
Belt sander is adaptable across the grinding of metal, non-ferrous metal and the nonmetal various piece surfaces of processing; And utilize the difform piece surface of roller grinding; Be specially adapted to deburring, overlap and the polishing of industries such as machine-building, hardware & tools, die casting, haberdashery and hardware; Also can be used as mechanical processing industry abrasive machine part and cutter instrument and use, also can be used for carrying out simple recessed formula polishing, can also polish.Belt sander has portable and fixed, and open source literature has also been reported some, as: by " the combined type portable electric belt sander " of the Zhang Changwen of Zhanjiang town, Guigang, Guangxi Zhuang Autonomous Region Tongan City village 19 teams invention; (number of patent application is: CN97219534.3;) a kind of combined type portable electric belt sander is disclosed, relate to a kind of portable power tool, particularly a kind of portable electric belt sander; It is made up of frame, motor, transmission device, abrasive band, driving wheel, driven pulley and planar support frame; In order to overcome the shortcoming that portable electric belt sander function is few in the prior art, use is inconvenient, cost is high, the utility model is installed in motor and general portable power tool combination on the frame; Motor drives driving wheel through transmission device; Though this portable abrasive belt grinding machine structure is simpler, the quality of polishing is unstable, and the workman to operate labour intensity big.So the someone has invented fixed belt sander again, as:
1. Chinese patent: novel belt sander, application number: CN200720184692.5, the applying date: 2007.10.19; Publication number: CN201095066, open day: 2008.08.06, applicant: Yao Hui; The address: No. 2 Zhejiang, lotus road, economic development zone, Wuyi County, Zhejiang Province are sunshine instrument Manufacturing Co., Ltd forever, inventor: Yao Hui, summary: a kind of novel belt sander; Comprise casing, be installed in drive unit, transmission mechanism, driving wheel, regulating wheel and abrasive band in the casing, the abrasive band is sleeved on driving wheel and the regulating wheel, and the output shaft of drive unit connects transmission mechanism; Transmission mechanism connects driving wheel, above the abrasive band, is provided with protecgulum, and protecgulum is sleeved on the backstay slidably; Backstay is installed on the said casing, socket coil tension spring on the backstay, and coil tension spring withstands on the protecgulum end; Be provided with the importing angle in the end of protecgulum; Protecgulum side at oblique introducing port rear is provided with locking slot, on casing, is provided with the self-lock pin that cooperates with locking slot, and the self-lock pin below is provided with self-locking spring; The support end of self-lock pin is installed on the casing; The movable end of self-lock pin is sleeved in the casing groove that can slide up and down, and self-locking spring holds out against the below of self-lock pin movable end, and self-lock pin is fixedly connected with locking press button.This utility model provides a kind of easy to operate when the sand groove, novel belt sander that reliability is high.
2. Chinese patent: plane belt sander sanding apparatus, application number: CN200920104619.1, the applying date: 2009.09.07; Publication number: CN201516573U; Open day: 2010.06.30, applicant: Lu Liujun, the address: No. 26, celery village celery South St in Fengcheng City town, Yangcheng County, city, Jin Yang, Shanxi Province; Inventor: Lu Liujun; The summary: plane belt sander sanding apparatus, comprise support, be contained in support top belt grinder, be contained in the workbench under the belt grinder, belt grinder comprises driving wheel, driven pulley, is used to drive the motor of driving wheel; Be connected through dress belt above that between driving wheel and the driven pulley, its main feature is that belt grinder also comprises a square liner between driving wheel and driven pulley; Workbench comprises platform and base, and elevating lever is equipped with in the both sides of platform bottom, and in the elevating lever plug-in mounting column, column one end is fixedly connected on the base; The lever lowering or hoisting gear is equipped with on column top, and the lever lowering or hoisting gear is connected with platform.The plane effect that it utilizes square liner is polished into precision height, plane that fineness is good with the blank on the platform; The lever lowering or hoisting gear meets people's operating habit very much, has reduced labour intensity, has improved operating efficiency.
But the inventor thinks, more than disclosed patent still have complex structure; So price is relatively costly, and volume is big, and function is on the low side again; When the less object of polishing volume; Just be not easy polishing, and the effect of polishing is undesirable, so these defectives become the technical problem that this kind equipment uses.
Summary of the invention
The purpose of the utility model promptly is to provide a kind of deficiency that can overcome prior art, proposes a kind of neither need complex apparatus and big investment, and is simple in structure, also can guarantee the belt sander of abrasive band tensioning.
In order to realize above-mentioned purpose; The utility model belt sander; Comprise motor, shaft joint, driving shaft, abrasive band and power transmission shaft, be characterized in: between driving shaft and power transmission shaft, be provided with the tensioning adjusting device that can guarantee the abrasive band tensioning state, motor is connected through shaft joint with driving shaft; The abrasive band support roller is installed on the driving shaft, and described tensioning adjusting device adopts wedge tensioned fit face structure and spring structure up and down.
Above-described tensioning adjusting device comprises adjustment screw, upward tensioning piece, spring, the briquetting of screwing, spinning are followed closely, sold and following tensioning piece; Last tensioning piece is fixed on the power transmission shaft; The inside of last tensioning piece is provided with adjustment screw and spring; On the counterface up and down of last tensioning piece and following tensioning piece, have the wedge mating surface structure of same slope, following tensioning piece is connected with the briquetting of screwing through pin, has the screw thread that matches with the spinning nail in the briquetting of screwing.
Compare with prior art, the beneficial effect of this belt sander is:
1. simple in structure, easy for installation.The utility model belt sander is provided with the tensioning adjusting device that can guarantee the abrasive band tensioning state between driving shaft and power transmission shaft; The tensioning adjusting device adopts wedge tensioned fit face structure and spring structure up and down; Last tensioning governor motion inside is provided with spring structure, and the bottom has the tapered wedges identical gradient mating surface structure same with following tensioning piece, through the spinning nail power is passed to tapered wedges and reaches the elasticity of regulating driving shaft and power transmission shaft;. simple and reasonable, low cost of manufacture.
3. applicability is wide.Because the utility model is easy to operate; Reduce labour intensity; Applicability is more extensive, both has been applicable to the grinding of metal, non-ferrous metal and the nonmetal various piece surfaces of processing, and also is applicable to deburring, overlap and the polishing of industries such as machine-building, hardware & tools, die casting, haberdashery and hardware.
Description of drawings
Fig. 1 is the main TV structure simplified schematic diagram of the utility model belt sander.
Fig. 2 is that the tensioning adjusting device 7 main TV structures of the utility model belt sander amplify simplified schematic diagram.
Parts title and sequence number among the figure:
Motor 1, shaft joint 2, driving shaft 3, abrasive band 4, polyester wheel 5, abrasive band support roller 6, power transmission shaft 7, tensioning adjusting device 8, adjustment screw 9, go up tensioning piece 10, spring 11, the briquetting 12 of screwing, gland 13, spinning nail 14, pin 15, tensioning piece 16 down.
The specific embodiment
The structure of the utility model is described below in conjunction with accompanying drawing.
As attach illustrated in figures 1 and 2; The belt sander of the utility model; Comprise motor 1, shaft joint 2, driving shaft 3, abrasive band 4, polyester wheel 5, abrasive band support roller 6, power transmission shaft 7, tensioning adjusting device 8, adjustment screw 9, go up tensioning piece 10, spring 11, the briquetting 12 of screwing, gland 13, spinning nail 14, pin 15 and following tensioning piece 16; Motor 1 is connected through shaft joint 2 with driving shaft 3, on driving shaft 3 and the power transmission shaft 7 abrasive band support roller 6 is installed, and abrasive band 4 and polyester wheel 5 are installed on abrasive band support roller 6 excircles; Between driving shaft 3 and power transmission shaft 7, be provided with the tensioning adjusting device 8 that can guarantee abrasive band 4 tensioning states; Described tensioning adjusting device 8 comprises adjustment screw 9, last tensioning piece 10, spring 11, the briquetting 12 of screwing, gland 13, spinning nail 14, pin 15 and following tensioning piece 16, and last tensioning piece 10 is fixed on the power transmission shaft 7, and the inside of last tensioning piece 10 is provided with adjustment screw 9 and spring 11; Have the wedge shape gradient identical with following tensioning piece 16 in the lower surface of last tensioning piece 10; Following tensioning piece 16 is connected with the briquetting 12 of screwing through pin 15, has the screw thread that matches with spinning nail 14 in the briquetting 12 of screwing, and spinning nail 14 is fastening by gland 13.
Operation principle:
Belt sander is that a kind of abrasive band of high speed rotation contacts with surface of the work, is to carry out instruments such as grinding, deburring, overlap, polishing.Motor 1 is connected through shaft joint 2 with driving shaft 3; On driving shaft 3 and the power transmission shaft 7 abrasive band support roller 6 is installed; Polyester wheel 5 and abrasive band 4 are installed on abrasive band support roller 6 excircles, between driving shaft 3 and power transmission shaft 7, are provided with the tensioning adjusting device 8 that can guarantee abrasive band 4 tensioning states, motor 1 drives driving shaft 3; Driving shaft 3 drives polyester wheel 5 again, and polyester is taken turns 5 drive abrasive bands 4 and rotated.When changing abrasive band 4 or needing tensioning abrasive band 4, the spinning nail 14 of tensioning adjusting device 8 compresses the briquetting 12 of screwing and is delivered to down tensioning piece 16 through pin 15, the rate of tension that abrasive band 4 is regulated on the inclined-plane of the lower surface of tensioning piece 10 on the cammed surface roof pressure of following tensioning piece 16.Otherwise, unclamping the spinning nail 14 of tensioning adjusting device 8, the briquetting 12 of screwing is delivered to down tensioning piece 16 through pin 15, makes that tensioning piece 16 is return down, and under the restoring force of spring 11, last tensioning piece 10 moves downward, and unclamp in the abrasive band 4 of tensioning.
Claims (2)
1.. belt sander; Comprise motor (1), shaft joint (2), driving shaft (3), abrasive band (4) and power transmission shaft (7); It is characterized in that: between driving shaft (3) and power transmission shaft (7), be provided with the tensioning adjusting device (8) that can guarantee abrasive band (4) tensioning state; Motor (1) is connected through shaft joint (2) with driving shaft (3); Abrasive band support roller (6) is installed on the driving shaft (3), and described tensioning adjusting device (8) adopts wedge tensioned fit face structure and spring structure up and down.
2. belt sander according to claim 1; It is characterized in that: described tensioning adjusting device (8) comprises adjustment screw (9), upward tensioning piece (10), spring (11), the briquetting of screwing (12), spinning are followed closely (14), pin (15) and following tensioning piece (16); Last tensioning piece (10) is fixed on the power transmission shaft (7); The inside of last tensioning piece (10) is provided with adjustment screw (9) and spring (11); On the counterface up and down of last tensioning piece (11) and following tensioning piece (16), have the wedge mating surface structure of same slope; Following tensioning piece (16) is connected with the briquetting of screwing (12) through pin (15), has the screw thread that matches with spinning nail (14) in the briquetting of screwing (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203486920U CN202412007U (en) | 2011-09-16 | 2011-09-16 | Belt sander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203486920U CN202412007U (en) | 2011-09-16 | 2011-09-16 | Belt sander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202412007U true CN202412007U (en) | 2012-09-05 |
Family
ID=46736800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203486920U Expired - Fee Related CN202412007U (en) | 2011-09-16 | 2011-09-16 | Belt sander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202412007U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962921A (en) * | 2014-05-13 | 2014-08-06 | 苏州天脉导热科技有限公司 | Abrasive belt tensioning device for sander |
| CN104084867A (en) * | 2014-06-27 | 2014-10-08 | 张家港市海鑫五金制品有限公司 | Belt sander |
| CN109333269A (en) * | 2017-11-28 | 2019-02-15 | 中国化工集团曙光橡胶工业研究设计院有限公司 | A kind of TR thin rubber articles dress machine |
-
2011
- 2011-09-16 CN CN2011203486920U patent/CN202412007U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962921A (en) * | 2014-05-13 | 2014-08-06 | 苏州天脉导热科技有限公司 | Abrasive belt tensioning device for sander |
| CN104084867A (en) * | 2014-06-27 | 2014-10-08 | 张家港市海鑫五金制品有限公司 | Belt sander |
| CN109333269A (en) * | 2017-11-28 | 2019-02-15 | 中国化工集团曙光橡胶工业研究设计院有限公司 | A kind of TR thin rubber articles dress machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20170916 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |