CN104551944B - Belt sander with constant-tensity sanding belt - Google Patents
Belt sander with constant-tensity sanding belt Download PDFInfo
- Publication number
- CN104551944B CN104551944B CN201410811945.1A CN201410811945A CN104551944B CN 104551944 B CN104551944 B CN 104551944B CN 201410811945 A CN201410811945 A CN 201410811945A CN 104551944 B CN104551944 B CN 104551944B
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- CN
- China
- Prior art keywords
- connecting rod
- abrasive band
- rotating shaft
- support
- swing span
- Prior art date
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/16—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed
Abstract
The invention discloses a belt sander with a constant-tensity sanding belt. The belt sander comprises a base provided with a bracket and a sliding rail; a sliding clamp is arranged on the sliding rail; the bracket is provided with a support rod consisting of a sleeve and a telescopic rod; a sanding belt driving motor and a second air cylinder are respectively fixedly arranged on the telescopic rod and the sleeve; an output rod of the second air cylinder is fixedly connected with the sanding belt driving motor; the output end of the sanding belt driving motor is connected with a sanding belt wheel; a rotating shaft provided with an oscillating frame is rotatably connected to the bracket; the oscillating frame is provided with a sanding belt roller and an outline guide wheel, wherein the sanding belt roller is matched with the sanding belt wheel to arrange the sanding belt in a sleeving manner; a first connecting rod is fixed on the rotating shaft; a first air cylinder which is pivotally connected with the first connecting rod is pivotally connected to the bracket; the first air cylinder pushes the first connecting rod to drive the rotating shaft to rotate, so that the oscillating frame has a trend of oscillating downwards; a second connecting rod is pivotally connected with the first connecting rod through a transfer frame; the hole location for pivotal connection on the transfer frame is a strip-type groove; the other end of the second connecting rod is pivotally connected with the sanding belt driving motor.
Description
Technical field
The present invention relates to the belt sander cut for sharpening, the belt sander that a kind of abrasive band rate of tension is constant.
Background technology
For cutter such as kitchen knife, shears etc., traditional-handwork is whetted a knife the most rare, use knife machine instead and blade and knife face are carried out automatization's sharpening, not only substantially increase sharpening efficiency, and the concordance and stability to cutter quality is also easier to be guaranteed and control.
But knife machine is primarily directed to the knife face of cutter and blade position is repaired; and the knife back position of cutter cannot be repaired; and actually knife back position usually has some burrs; or it is uneven; this is accomplished by after having ground cutter knife back position is processed further cutting down, so that the quality of cutter and outward appearance are preferably promoted.
And knife back position is still relied primarily on hand lapping finishing by prior art, manual operations not only makes the quality of cutter cannot ensure in terms of concordance and stability, and working (machining) efficiency is low, it is impossible to meets and produces in enormous quantities.
Particularly, along with development and the aesthetic requirements of social life, the knife back also has the demand of variously-shaped design, and the knife back cutting down how to be cut by cutter goes out the contour shape needed, and during cutting down, guarantee that abrasive band rate of tension is constant, become industry problem demanding prompt solution.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the present invention provides the belt sander that a kind of abrasive band rate of tension is constant, and it contour shape of the self adaptation knife back can carry out automatic grinding finishing to the knife back, and abrasive band rate of tension is constant in the course of the work.
The technical solution adopted for the present invention to solve the technical problems is:
The belt sander that a kind of abrasive band rate of tension is constant, including base, described base is provided with support, base is positioned at by bracket side and is provided with slide rail, described slide rail is provided with for installing the sliding clamp that waiting whets a knife cuts；On described support, pole is installed, described pole includes the sleeve being connected with support and the expansion link being installed in sleeve, it is mounted with abrasive band on described expansion link and drives motor, second cylinder is installed on described sleeve, it is fixing that the take-off lever of described second cylinder drives motor to be connected with described abrasive band, described abrasive band drives the outfan of motor to connect abrasive belt wheel, rotating shaft also it is rotatably connected on support, it is installed with in described rotating shaft and there is swung downward trend, and stress can swing up and down the swing span of regulation, abrasive band roller it is provided with on described swing span, it is equipped with abrasive band on described abrasive belt wheel and abrasive band roller, profile directive wheel it is additionally provided with on described swing span；Being further fixed on first connecting rod in described rotating shaft, support is articulated with the first cylinder, the take-off lever of described first cylinder and described first connecting rod pivot joint, the first cylinder promotes first connecting rod to drive axis of rotation to make swing span have the trend of swung downward；Being provided with second connecting rod on described first connecting rod, the one end of described second connecting rod is by Change-over frame and described first connecting rod pivot joint, and with the Kong Weiwei bar-shaped trough for pivot joint on Change-over frame, the other end of described second connecting rod drives motor pivot joint with described abrasive band.
As the improvement of technique scheme, described swing span and first connecting rod are fixed in described rotating shaft by bearing pin respectively and link with rotating shaft.
As the further improvement of technique scheme, described rotating shaft runs through support and arranges, and described swing span and first connecting rod are separately fixed at the two ends of rotating shaft and are in the both sides of support.
Further, described rotating shaft being equipped with support plate, support plate is fixedly connected on described support, and described support plate is provided with the first latch, and swing span is provided with second latch the most chimeric with described first latch, and described rotating shaft runs through first and second latch.
Further, described base being provided with support reinforcing bar, one end of support reinforcing bar is fixing with base to be connected, and the other end is connected fixing with described pole.
nullThe invention has the beneficial effects as follows: use the present invention of said structure，Use the present invention of said structure，By arranging sliding clamp cooperation, there is swung downward trend、And stress can swing up and down the profile directive wheel on the swing span of regulation and swing span，During use，Knife back contour shape as required makes model element，Sliding clamp is installed fix and treat that sharpening is cut and model element，The knife back profile on model element is allowed to abut with profile directive wheel，Because swing span is set to have swung downward trend、And stress can swing up and down regulation，Make swing span can be pressed in surface of the work all the time with abrasive band thereon，And the model element following sliding clamp slip promotes swing span to swing up and down fluctuating according to the knife back contour shape on model element by profile directive wheel，So that abrasive band swings up and down fluctuating according to required knife back contour shape prefabricated on model element，Waiting of making that final cutting down the goes out knife back contour shape cut of whetting a knife is completely the same with the knife back contour shape of model element，Not only achieve the full-automation of cutter shears back-grinding，Have only to make a model element being prefabricated with required knife back contour shape simultaneously，Just it is easy to the duplicate cutter of knife back contour shape that cutting down goes out with model element cut，Thus achieve the diversified moulding of the cutter shears back of the body easily；nullAnd second connecting rod coordinates the first cylinder、Second cylinder and rocking carrier etc.，Make when swing span conformal swings，When swing span drives the first connecting rod bottom，First connecting rod drives Change-over frame and second connecting rod to bottom offset by drive-connecting shaft，Second connecting rod drives abrasive band to drive motor in synchrony move down and compress the second cylinder，Now synchronize to move down due to abrasive belt wheel and abrasive band roller，Therefore the rate of tension in abrasive band obtains reasonable holding，When swing span drives pendulum on first connecting rod，With drive-connecting shaft upward sliding in bar-shaped trough of Change-over frame pivot joint on first connecting rod，Thus the active force of Change-over frame is reduced by drive-connecting shaft，Second cylinder resets and promotes abrasive band to drive on motor and moves，Thus swing span and abrasive band drive and move on motor in synchrony，Therefore the rate of tension in abrasive band obtains reasonable holding，Namely this structure is so that driven motor-driven abrasive belt wheel can follow the swing of swing span by abrasive band and swing，Guarantee that the distance between abrasive belt wheel and abrasive band roller keeps constant with this，The rate of tension in abrasive band is ensured with this，This structure is particularly suitable for the cutter of knife back contour shape big rise and fall and cuts cutting down.Present configuration advantages of simple is compact, easy for installation, and it is good that the knife back that cutter is cut grinds modeling effect, and the concordance of cutter quality and stability are also readily obtained guarantee and control, and implementation cost is cheap, are suitable for mass production.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation after Fig. 1 hides section components；
Fig. 3 is the partial enlarged drawing of A in Fig. 2；
Fig. 4 is the partial enlarged drawing of B in Fig. 2；
Fig. 5 is another angle schematic diagram (hiding handwheel) of Fig. 2；
Fig. 6 is the partial enlarged drawing of C in Fig. 5；
Fig. 7 is the partial enlarged drawing of D in Fig. 5；
Fig. 8 is the present invention another angle partial schematic diagram in position shown in Fig. 7；
Fig. 9 is another angle schematic diagram of Fig. 5；
Figure 10 is the partial enlarged drawing of E in Fig. 9.
Detailed description of the invention
The present invention is further detailed explanation with embodiment below in conjunction with the accompanying drawings.
With reference to Fig. 1 ~ Figure 10, the belt sander that a kind of abrasive band rate of tension of the present invention is constant, including base 1, described base 1 is provided with support 2, base 1 is positioned at by support 2 side and is provided with slide rail 11, described slide rail 11 is provided with for installing the sliding clamp 3 that waiting whets a knife cuts；nullOn described support 2, pole 4 is installed，Described pole 4 includes the sleeve 41 being connected with support and the expansion link 42 being installed in sleeve 41，It is mounted with abrasive band on described expansion link 42 and drives motor 5，Second cylinder 12 is installed on described sleeve 41，It is fixing that the take-off lever of described second cylinder 12 drives motor 5 to be connected with described abrasive band，Described abrasive band drives the outfan of motor 5 to connect abrasive belt wheel 51，Rotating shaft 6 also it is rotatably connected on support 2，It is installed with in described rotating shaft 6 and there is swung downward trend、And stress can swing up and down the swing span 7 of regulation，It is provided with abrasive band roller 71 on described swing span 7，Described abrasive belt wheel 51 is equipped with abrasive band (not illustrating) on abrasive band roller 71，Profile directive wheel (not illustrating) it is additionally provided with on described swing span 7，Profile directive wheel installation site on swing span 7 does not limit，May be generally mounted at the side of swing span 7；Being further fixed on first connecting rod 8 in described rotating shaft 6, support 2 is articulated with the first cylinder 9, the take-off lever of described first cylinder 9 and the pivot joint of described first connecting rod 8, the first cylinder 9 promotes first connecting rod 8 to drive rotating shaft 6 to rotate the trend making swing span 7 have swung downward；It is provided with second connecting rod 14 on described first connecting rod 8, the one end of described second connecting rod 14 is by Change-over frame 15 and the pivot joint of described first connecting rod 9, with the Kong Weiwei bar-shaped trough 151 for pivot joint on Change-over frame 15, the other end of described second connecting rod 14 drives motor 5 pivot joint with described abrasive band.
This structure as required, can regulate the size of swing span 7 swung downward trend by regulating the first cylinder 9, thus can cut control abrasive band pressure size on workpiece according to different cuttves, to obtain more preferable knife back cutting down quality；Can be carried out the elongation of adjustable telescopic rod 42 by the second cylinder 12, such that it is able to the distance between regulation abrasive belt wheel 51 and abrasive band roller 71, one can regulate the rate of tension in abrasive band, and two carry out easy disassembly changes abrasive band.
nullThe present invention has swung downward trend by arranging sliding clamp 3 cooperation、And stress can swing up and down the swing span of regulation with the profile directive wheel on 7 and swing span 7，During use，Knife back contour shape as required makes model element，Sliding clamp 3 is installed fix and treat that sharpening is cut and model element，The knife back profile on model element is allowed to abut with profile directive wheel，Because swing span 7 is set to have swung downward trend、And stress can swing up and down regulation，Make swing span 7 can be pressed in surface of the work all the time with abrasive band thereon，And the model element following sliding clamp slip promotes swing span 7 to swing up and down fluctuating according to the knife back contour shape on model element by profile directive wheel，So that abrasive band swings up and down fluctuating according to required knife back contour shape prefabricated on model element，Waiting of making that final cutting down the goes out knife back contour shape cut of whetting a knife is completely the same with the knife back contour shape of model element，Not only achieve the full-automation of cutter shears back-grinding，Have only to make a model element being prefabricated with required knife back contour shape simultaneously，Just it is easy to the duplicate cutter of knife back contour shape that cutting down goes out with model element cut，Thus achieve the diversified moulding of the cutter shears back of the body easily.
nullAnd second connecting rod 14 coordinates the first cylinder 9、Second cylinder 12 and rocking carrier 7 etc.，Make when swing span 7 conformal swings，When swing span 7 drives first connecting rod 8 bottom，First connecting rod 8 drives Change-over frame 15 and second connecting rod 14 to bottom offset by drive-connecting shaft，Second connecting rod 14 drives abrasive band to drive motor 5 to synchronize move down and compress the second cylinder 12，Now synchronize to move down due to abrasive belt wheel 51 and abrasive band roller 71，Therefore the rate of tension in abrasive band obtains reasonable holding，When swing span 7 drives pendulum on first connecting rod 8，With drive-connecting shaft upward sliding in bar-shaped trough 151 of Change-over frame 15 pivot joint on first connecting rod 8，Thus the power of Change-over frame 15 is reduced by drive-connecting shaft，Second cylinder 12 resets and promotes abrasive band to drive on motor 5 and moves，Thus swing span 7 and abrasive band drive motor 5 to synchronize upper shifting，Therefore the rate of tension in abrasive band obtains reasonable holding，Namely this structure is so that the abrasive belt wheel 51 being driven motor 5 to drive by abrasive band can be followed the swing of swing span 7 and be swung，Guarantee that the distance between abrasive belt wheel 51 and abrasive band roller 71 keeps constant with this，The rate of tension in abrasive band is ensured with this，This structure is particularly suitable for the cutter of knife back contour shape big rise and fall and cuts cutting down.
In the present embodiment, described swing span 7 and first connecting rod 8 are fixed in rotating shaft 6 by bearing pin respectively and link with rotating shaft 6.
For making belt sander of the present invention more compact, reducing belt sander and take up an area volume, described rotating shaft 6 runs through support 2 and arranges, and described swing span 7 and first connecting rod 8 are separately fixed at the two ends of rotating shaft 6 and are in the both sides of support 2.
Preferred as the present embodiment, it is equipped with support plate 10 in described rotating shaft 6, support plate 10 is fixedly connected on described support 2, fixing connected mode can be with bolts, the first latch 101 it is provided with on described support plate 10, being provided with second latch 72 the most chimeric with described first latch 101 on swing span 7, described rotating shaft 6 runs through first and second latch 101,72.When this structure makes swing span about 7 conformal swing more steadily reliably, sidesway phenomenon will not occur.
In view of pole 4 for being obliquely installed, for making total more steadily reliable, described base 1 being provided with support reinforcing bar 13, one end of support reinforcing bar 13 is fixing with base 1 to be connected, and the other end is connected fixing with described pole 4.
Preferred as the present embodiment, described pole 4 is two, on two poles 4, installing plate 16 is installed jointly, the take-off lever of the second cylinder 12 is connected with described installing plate 16, it is equipped with spill spin block 17 on two described pole 4 wherein poles 4, described abrasive band drives motor 5 to be arranged on spill spin block 17, on another root pole 4, pushing block 18 is installed, it is provided with screw rod 19 on described pushing block 18, it is equipped with spring leaf 20 on described screw rod 19 and threaded has handwheel 21, connecting plate 22 it is equipped with between spring leaf 20 and handwheel 21, the connecting plate 22 trepanning on screw rod 19 is more than screw rod 19 external diameter, the other end of described connecting plate 22 is fixing with spill spin block 17 to be connected, fixing connected mode can be with bolts.Rotation hand wheel 20, handwheel 20 moves axially and promotes the axial displacement of connecting plate 21, thus connecting plate 21 is rotated block 17 and rotates so that abrasive belt wheel 51 is also and then rotated, and this allows for abrasive band in running, due to reasons such as installation accuracies it may happen that sidesway and gradually depart from abrasive belt wheel 51, when this occurs, rotation hand wheel 20 can be passed through, so that abrasive belt wheel 51 has the swing of certain angle, realize the fine setting to abrasive belt wheel, it is ensured that abrasive band will not come off from abrasive belt wheel 51.
Preferably, in the both sides of screw rod 19 axial direction, trim ring 23 is set for compressing connecting plate 22 at described connecting plate 22 so that connecting plate 22 is more stable, will not arbitrarily offset.
For safety and the demand such as dust-proof and attractive in appearance, outside the parts such as pole the 4, second cylinder 12, dust cover 24 can will be set.
The above, the simply better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as it reaches the technique effect of the present invention with any same or similar means, all should fall under the scope of the present invention.
Claims (5)
1. the belt sander that an abrasive band rate of tension is constant, it is characterised in that: include base, described base is provided with support, base is positioned at by bracket side and is provided with slide rail, described slide rail is provided with for installing the sliding clamp that waiting whets a knife cuts；On described support, pole is installed, described pole includes the sleeve being connected with support and the expansion link being installed in sleeve, it is mounted with abrasive band on described expansion link and drives motor, second cylinder is installed on described sleeve, it is fixing that the take-off lever of described second cylinder drives motor to be connected with described abrasive band, described abrasive band drives the outfan of motor to connect abrasive belt wheel, rotating shaft also it is rotatably connected on support, it is installed with in described rotating shaft and there is swung downward trend, and stress can swing up and down the swing span of regulation, abrasive band roller it is provided with on described swing span, it is equipped with abrasive band on described abrasive belt wheel and abrasive band roller, profile directive wheel it is additionally provided with on described swing span；Being further fixed on first connecting rod in described rotating shaft, support is articulated with the first cylinder, the take-off lever of described first cylinder and described first connecting rod pivot joint, the first cylinder promotes first connecting rod to drive axis of rotation to make swing span have the trend of swung downward；Being provided with second connecting rod on described first connecting rod, the one end of described second connecting rod is by Change-over frame and described first connecting rod pivot joint, and with the Kong Weiwei bar-shaped trough for pivot joint on Change-over frame, the other end of described second connecting rod drives motor pivot joint with described abrasive band.
The belt sander that a kind of abrasive band the most according to claim 1 rate of tension is constant, it is characterised in that: described swing span and first connecting rod are fixed in described rotating shaft by bearing pin respectively and link with rotating shaft.
The belt sander that a kind of abrasive band the most according to claim 1 and 2 rate of tension is constant, it is characterised in that: described rotating shaft runs through support and arranges, and described swing span and first connecting rod are separately fixed at the two ends of rotating shaft and are in the both sides of support.
The belt sander that a kind of abrasive band the most according to claim 3 rate of tension is constant, it is characterized in that: in described rotating shaft, be equipped with support plate, support plate is fixedly connected on described support, the first latch it is provided with on described support plate, being provided with second latch the most chimeric with described first latch on swing span, described rotating shaft runs through first and second latch.
The belt sander that a kind of abrasive band the most according to claim 4 rate of tension is constant, it is characterised in that: being provided with support reinforcing bar on described base, one end of support reinforcing bar is fixing with base to be connected, and the other end is connected fixing with described pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410811945.1A CN104551944B (en) | 2014-12-20 | 2014-12-20 | Belt sander with constant-tensity sanding belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410811945.1A CN104551944B (en) | 2014-12-20 | 2014-12-20 | Belt sander with constant-tensity sanding belt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104551944A CN104551944A (en) | 2015-04-29 |
| CN104551944B true CN104551944B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410811945.1A Active CN104551944B (en) | 2014-12-20 | 2014-12-20 | Belt sander with constant-tensity sanding belt |
Country Status (1)
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| CN (1) | CN104551944B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202427A (en) * | 2019-07-15 | 2019-09-06 | 孙晓晓 | A kind of intelligence belt sander |
| CN114083403B (en) * | 2022-01-19 | 2022-04-29 | 杭州金鱼家电有限公司 | Abrasive belt grinding workbench for cover plate of washing machine |
| CN115431161B (en) * | 2022-09-07 | 2023-07-25 | 苏州铁近机电科技股份有限公司 | Double grinding ultra-fine grinding bed device |
| CN115351705A (en) * | 2022-10-21 | 2022-11-18 | 西安奕斯伟材料科技有限公司 | Apparatus and method for dressing grinding wheel |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5988249A (en) * | 1982-11-04 | 1984-05-22 | Hitachi Ltd | Belt grinding apparatus |
| CH686350A5 (en) * | 1992-02-07 | 1996-03-15 | Sig Schweiz Industrieges | Belt sander. |
| JPH0866864A (en) * | 1994-08-30 | 1996-03-12 | Soken Kogyo Kk | Constant-pressure pressing mechanism for polishing device |
| DE10013340C2 (en) * | 2000-03-17 | 2003-04-03 | Carat Robotic Innovation Gmbh | Belt grinder with pressure control |
| CN102303275B (en) * | 2011-08-11 | 2013-12-04 | 西北工业大学 | Flexible polishing mechanism for blade profile abrasive belt |
| CN204397571U (en) * | 2014-12-20 | 2015-06-17 | 江门市江海区杰能机电科技有限公司 | The belt sander that a kind of abrasive band rate of tension is constant |
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2014
- 2014-12-20 CN CN201410811945.1A patent/CN104551944B/en active Active
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| CN104551944A (en) | 2015-04-29 |
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Address after: 529000 first floor of Building 2, No.26, Jiaoxing South Road, Jiaotou, Jianghai District, Jiangmen City, Guangdong Province (self compiled 1-1) Patentee after: Jiangmen Jieneng Knife and Scissor Equipment Technology Co.,Ltd. Address before: 529080 three of cellar West Road, cellar Industrial Park, Jianghai District, Jiangmen, Guangdong Patentee before: JIANGMEN GENON ELECTRICAL TECHNOLOGY Co.,Ltd. |
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