CN101664895B - Grinding tool - Google Patents
Grinding tool Download PDFInfo
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- CN101664895B CN101664895B CN2008102150099A CN200810215009A CN101664895B CN 101664895 B CN101664895 B CN 101664895B CN 2008102150099 A CN2008102150099 A CN 2008102150099A CN 200810215009 A CN200810215009 A CN 200810215009A CN 101664895 B CN101664895 B CN 101664895B
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- milling tool
- grinding pad
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- support member
- output shaft
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Abstract
The invention relates to a grinding tool, which comprises a main frame (1) and a work head (2), wherein an output shaft (15) is arranged in the main frame (1); the output shaft (15) performs rotating reciprocating motion around the axis; the work head (2) comprises a motion converting mechanism (3) connected with the output shaft(15), and a grinding pad (4) connected with the motion converting mechanism (3); and the rotating reciprocating motion of the output shaft (15) is converted into the reciprocating motion of the grinding pad (4) under the action of the motion converting mechanism (3). By adopting the design, the grinding pad on the work head can be tightly adhered to the surface of a workpiece and the two ends of the grinding pad avoid titling under uneven stress; and therefore, the wear of the grinding pad is avoided and the service life of the grinding pad is prolonged.
Description
Technical field
The present invention relates to a kind of milling tool, a kind of in particular side sand milling tool is applicable to the surface to workpiece, and the surface of the work that especially has elongate slot grinds.
Background technology
Side sand milling tool is commonly used to the surface to workpiece, especially long and narrow groove grinds, mainly be to pass through driving mechanism, as motor, drive working head and produce reciprocating motion, and working head comprises the elastic grinding pad, and is coated with sand paper on the elastic grinding pad, and the reciprocating motion that utilizes the elastic grinding pad to be produced can be to the surface grinding of groove.
Disclose among the United States Patent (USP) bulletin US5554066 a kind of reciprocating milling tool of linear pattern of doing is arranged.The reciprocator that this instrument comprises housing, is positioned at the motor of housing, driven by motor.In reciprocator, be connected with an elastic grinding pad, on the elastic grinding pad, be coated with sand paper.In the process that the elastic grinding pad moves back and forth, can carry out grinding work to the surface of workpiece.
Need to prove, the reciprocator here provides a kind of reciprocating motion that moves along a straight line, thereby make the elastic grinding pad that is connected in the reciprocator also do reciprocating motion on the straight line, so the movement locus that the elastic grinding pad produces is a straight line thereupon.
Disclose among the United States Patent (USP) bulletin US7169025 another kind of milling tool is arranged.This instrument comprises main frame and an abradant working head, a kind of reciprocating motion around (0.5-7 degree) rotation in the certain angle scope of the axle center of output shaft of the output shaft output of this main frame.This working head is provided with the connecting portion that is used to connect output shaft, and is formed with groove on connecting portion, can insert for an elastic grinding pad, is coated with sand paper on the elastic grinding pad.When output shaft is rotated reciprocating motion, working head also will be rotated reciprocating motion thereupon, thereby can make the elastic grinding pad that surface of the work is carried out grinding work.
Need to prove, the reciprocator here provides a kind of rotation and moves back and forth, entirely different with the straight reciprocating motion that US5554066 provides, the movement locus that the elastic grinding pad produced here is one section camber line around the axle center of the output shaft of main frame.
But in use, rotation moves back and forth and has certain drawback, two ends that are the elastic grinding pad can produce certain perk with respect to surface of the work under the reciprocal effect of rotation, when an end perk, and the other end and surface of the work overmastication and produce wearing and tearing.After working long hours, the abrasion condition of two ends of elastic grinding pad is serious than mid portion, can cause the grinding pad distortion, and then have influence on grinding effect.
Summary of the invention
The object of the present invention is to provide a kind of milling tool, effectively avoid the abrasion condition of the both side ends of grinding pad.
For achieving the above object, the invention provides a kind of milling tool, comprise main frame and working head, be provided with output shaft in the main frame, output shaft is done the reciprocating motion of rotation around its axis, described working head comprises the movement conversion mechanism that is connected with output shaft, and be connected grinding pad on the movement conversion mechanism, described movement conversion mechanism comprises main body, fork, cover plate and support member, fork is housed between main body and the cover plate, and be connected with output shaft, the support member and the fork that are arranged on equally between main body and the cover plate flexibly connect and are subjected to the fork driving and produce reciprocating motion, and described support member is provided with chute, is provided with the guiding roll shaft in chute, described main body is provided with first fixing hole, cover plate is provided with second fixing hole, and the two ends of guiding roll shaft are connected in first fixing hole and second fixing hole, and described grinding pad is connected on the support member and along chute and produces reciprocal translation, under the effect of movement conversion mechanism, the rotation of output shaft moves back and forth the reciprocal translation that is converted into grinding pad.
As the improvement to such scheme, described reciprocal translation comprises the reciprocal translation on the rectilinear direction, and grinding pad is only done the motion on the rectilinear direction.
Described reciprocal translation comprises the reciprocal translation on the arc direction, and grinding pad not only produces motion on rectilinear direction, also produces motion on perpendicular to the direction of straight line.
Described chute is a linear pattern, and support member produces linear reciprocal translation.
Described chute is an arc line type, and support member produces the reciprocal translation of arc line type.
Described support member also comprises an ear that is cubical framework and relatively is arranged on the framework both sides, and described framework is provided with perforation in relative two sides in addition, connects a pivot in perforation versatilely; Described ear is a tabular, and described chute is separately positioned in the described ear.
Described fork comprises connecting portion and the swing arm of extending from connecting portion, and described connecting portion is rounded, is provided with the connecting hole of star in the middle of it, is used for connecting with the output shaft of main frame; The free terminal of described swing arm is formed with a groove, and the pivot on the described framework is housed in the described groove and can freely-movable.
Be formed with circular hole, accepting groove and end difference on the described main body, described accepting groove extends to end difference from circular hole, and described fork is housed in the space that is formed jointly by circular hole, accepting groove and end difference.
When described fork was housed on the main body, it can be done rotation with respect to main body and move back and forth, and moves back and forth the width that is subject to accepting groove on the main body.
On the relative dual-side of described accepting groove, also be provided with a pair of groove, and in this a pair of groove, be provided with spring, the swing arm of fork is contacted with accepting groove by the spring that is arranged in this a pair of groove.
Described main frame comprises head capsule, is provided with some locating slots around output shaft on the connection end face of head capsule, and corresponding these locating slots are provided with some boss on the joint face of working head, and boss can be housed in the locating slot.
Circular hole, accepting groove and end difference on described some boss and the main body is positioned at the two sides of main body respectively.
Described working head also comprises the sand paper that is coated on the grinding pad surface and the fixing collar of sand paper.
Described collar is the Q-RING structure around grinding pad, which is provided with the draw ring portion that uses for the operator.
Described movement conversion mechanism adopts metal to make.
Adopt such design, grinding pad on the working head can be done the reciprocal translation of linear pattern or arc line type, grinding pad and surface of the work are fitted tightly, the grinding pad both ends have been avoided unbalance stress and have been produced the situation of perk, and then can avoid the wearing and tearing of grinding pad, the service life that helps improving grinding pad.
Description of drawings
Fig. 1 is the stereogram of milling tool in the specific embodiments of the invention.
Fig. 2 is the cutaway view of milling tool.
Fig. 3 is another stereogram of milling tool.
Fig. 4 is the stereogram of the main frame head capsule of milling tool.
Fig. 5 a, 5b are respectively the double-edged stereogram of working head in the milling tool.
Fig. 6 is the explosive view of the working head of milling tool.
Fig. 7 a, 7b are respectively the embodiment one of the support member of movement conversion mechanism in the milling tool and two schematic diagram.
Fig. 8 a, 8b, 8c are the user mode reference diagram of this working head among the embodiment one.
Fig. 9 a, 9b, 9c are the user mode reference diagram of this working head among the embodiment two.
Wherein, the related elements reference numeral is listed as follows:
1-main frame, 2-working head, 3-movement conversion mechanism
4-elastic grinding pad, 5-sand paper, 6-collar
10-housing, 11-head capsule, 12-switch
13-output shaft, 14-power line, 15-transmission mechanism
16-motor, 17-locating slot, 31-main body
32-fork, 33-cover plate, 34-support member
310-boss, 311-circular hole, 312-accepting groove
313-end difference 314-little groove 315-spring
322-the swing arm of 316-fixing hole, 321-connecting portion
323-connecting hole, 324-groove, 331-fixing hole
340-framework, 341-ear 342-perforation
343-pivot, 344-chute 345-guiding roll shaft
61-draw ring portion 110-connection end face
The specific embodiment
Below in conjunction with drawings and the specific embodiments the present invention is described in further detail.
See also Fig. 1 and Fig. 2, a kind of milling tool comprises main frame 1 and working head 2.Main frame 1 comprises the housing of making along the employing plastic material of longitudinally (A direction as shown in fig. 1) extension 10, and is connected the head capsule 11 that the employing metal material on the housing 10 is made by the screw mode.On housing 10, be provided with the switch of manipulating for the operator 12 and be used for opening or closing this milling tool, be provided with the power line 14 that connects power supply at the end of housing 10, and be provided with motor 16, be used to provide the rotation torque driving force in the inside of housing 10.Head capsule 11 roughly is the L type, and its inside is provided with transmission mechanism 13 and output shaft 15, and output shaft 15 extends outside the head capsule 11.One end of transmission mechanism 13 is connected with motor 16, and the other end then is connected with output shaft 15, thereby transmission mechanism 13 is driven by motor 16, and the rotation torque that motor 16 is produced is converted into the reciprocating motion that output shaft 15 rotates in the certain angle scope around its axle center.The reciprocating track of the rotation that output shaft 15 produces is shown in double-head arrow B among Fig. 1.
Need to prove that the transmission mechanism that US7169025 adopted in the transmission mechanism 13 that is adopted and the background technology is identical here, the reciprocating angular range of rotation that output shaft 15 is produced also is identical, describes no longer separately here.
Provide a kind of working head 2 among Fig. 1 and be installed in mode on the main frame 1.At this moment, working head 2 is the lengthwise bearing of trends along main frame 1, i.e. A direction installation is provided with.Certainly, for the consideration of using, working head 2 can also be provided with along installing perpendicular to the lengthwise bearing of trend of main frame 1, as shown in Figure 3.At this moment, working head 2 is 90 degree angles with the lengthwise bearing of trend of main frame 1, makes this milling tool in particular cases to use at some, and lapped face and main frame 1 narrow and small as the space or workpiece are non-directional angle.By such mode, the application of this milling tool will further be promoted.
See also Fig. 4, the concrete adjusting locate mode that the lengthwise bearing of trend of working head 2 and main frame 1 is the angle setting is, connects on the connection end face 110 of working heads 2 at head capsule 11, is formed with some locating slots 17 around output shaft 15.In the present embodiment, such locating slot 17 has four, is respectively 17a, 17b, 17c, 17d, and they are perpendicular quadrature each other and distribute.See also Fig. 1 and Fig. 3, on working head 2, on the joint face of head capsule 11, corresponding these locating slots 17 are provided with some projections 310.In the present embodiment, such projection 310 is three.The size of these boss 310 is consistent with locating slot 17, and when working head 2 was connected with output shaft 13, these projections 310 are also corresponding was inserted in the locating slot 17 on the head capsule 11.As shown in fig. 1, projection 310 is inserted into respectively among groove 17a～17c, and as shown in Figure 3, projection 310 will be inserted into respectively among locating slot 17b～17d.Adopt in such a way, can regulate the location to working head 2 easily.Please continue to consult Fig. 3, though the installation position of working head 2 change to some extent, output shaft 13 around the reciprocating direction of the rotation that its axle center produced still shown in the double-head arrow C among the figure.
See also Fig. 5 a and Fig. 5 b, working head 2 includes a movement conversion mechanism 3.Movement conversion mechanism 3 has two ends, and an end is connected on the output shaft 15 of main frame 1, and the other end is connected with a grinding pad 4.Through the effect of movement conversion mechanism 3, the rotation on the output shaft 15 moves back and forth the reciprocal translation that will be converted into grinding pad 4.Here so-called translation is defined as in theoretical mechanics: appoint in object and get a straight line, this straight line is parallel with its original position all the time in motion process.The reciprocal translation here then also comprises on the basis of translation back and forth.
Grinding pad 4 in being in the process of reciprocal translation, can be realized the reciprocal grinding work to surface of the work after being connected with sand paper 5 by collar 6 coatings.Especially better for surface of the work grinding effect with elongate slot.Fig. 5 a and Fig. 5 b have provided the double-edged schematic perspective view of working head 2 respectively, wherein are provided with foregoing boss 310 in the front of working head 2, are used for working head 2 is regulated the location with respect to main frame 1.
Need to prove that the grinding pad 4 that is adopted among the figure in the industry cycle has been widely used, it adopts elastomeric material to make.And the cross section of grinding pad is not limited only to circular arc type cited among the figure, can also comprise other as multiple shapes such as square, triangles, thereby go for various difform elongate slots.
See also Fig. 6, working head 2 comprises movement conversion mechanism 3, grinding pad 4, sand paper 5 and collar 6.Movement conversion mechanism 3 (is as the criterion with direction in scheming) from bottom to up and is followed successively by main body 31, fork 32, cover plate 33, and driven by fork 32, and be arranged on the support member 34 between main body 31 and the cover plate 33.It should be noted that movement conversion mechanism 3 in order to strengthen its durability, adopts metal to make.Foregoing the boss 310 of regulating positioning action is formed on the main body 31, and the opposite side with respect to boss 310 on main body 31 then is formed with three parts, is respectively circular hole 311, accepting groove 312 and end difference 313.Accepting groove 312 extends to end difference 313 from circular hole 311, thereby fork 32 can be housed in the space that is formed jointly by circular hole 311, accepting groove 312 and end difference 313.
The profile of cover plate 33 is suitable with main body 31, can be connected on the main body 31 by screw, thereby fork 32 is housed between main body 31 and the cover plate 33.
When support member 34 is connected with fork 32, the pivot 343 on the framework 340 will be housed in the groove 324 of swing arm 322 free terminals of fork 32, and can freely-movable in groove 324.Thereby when fork 32 is done the rotation reciprocating motion,, also will move reciprocatingly and drive support member 34 because pivot 343 is actuated thereupon.Simultaneously, the ear 341 of support member 34 links together by the end difference 313 and the cover plate 33 of guiding roll shaft 345 with main body 31 respectively, thereby the movement locus of support member 34 is affected, and promptly in fact support member 34 is subjected to the influence of the relative motion between chute 344 and the roll shaft 345 with respect to the motion of main body 31 or cover plate 33.In a preferred embodiment, chute 344 is a linear pattern, thereby support member 34 produces linear reciprocal translation, and meanwhile, pivot 343 also produces small moving to adapt to moving of support member 34 along groove 324.
Need to prove, the main body 31 fixed situations that this reciprocal translation is based on movement conversion mechanism 3 produce, because three boss 310 that form on main body 31 are inserted in the locating slot 17 on the head capsule 11, thereby main body 31 and head capsule 11 are connected as one, and then play fixation.
When main body 31 maintained static, fork 32 was done rotation around the axle center of output shaft 15 and is moved back and forth under the driving of output shaft 15, and drive support member 34 moves reciprocatingly thereupon.Simultaneously, the ear 341 of support member 34 is connected with cover plate 33 with main body 31 by guiding roll shaft 345 again, thereby further the reciprocating motion of support member 34 is limited in along in the form range of the chute in the ear 341 344.
See also Fig. 7 a and 7b, according to the shape setting of chute 344, support member 34 also will produce different movement locus.Shown in Fig. 7 a, when chute 344 is an arc line type, then support member 34 will produce the reciprocal translation of arc line type, and and for example shown in Fig. 7 b, when chute 344 is a linear pattern, then support member 34 will produce linear reciprocal translation.
Please continue to consult Fig. 6, when support member 34 and fork 32 connect, fix with screw by cover plate 33 again, thereby make movement conversion mechanism 3 installations.At this moment, movement conversion mechanism 3 can move back and forth the reciprocal translation that is converted to support member 34 with the rotation of the output shaft 15 of main frame 1.If the ear 341 along support member 34 inserts grinding pads 4, and being fixedly clamped by collar 6 covers grinding pad 4 lip-deep sand paper 5, and then grinding pad 4 will be done same reciprocal translation along with support member 34.Here the collar 6 that is adopted is the Q-RING structure around grinding pad 4, which is provided with the draw ring portion 61 that uses for the operator.When the operator spurs draw ring portion 61, collar 6 is opened by the elastic force effect, makes the operator coat sand paper 5 on the surface of grinding pad 4, then unclamps draw ring portion 61, and then under the elastic force effect, collar 6 will clamp sand paper 5 and be coated on the grinding pad 4.
The reciprocal translation that grinding pad 4 is produced is different because of the shape of the chute on the support member 34 344.See also Fig. 8 a, 8b, 8c, the chute 344 that provides is linearly during type, the movement locus that grinding pad 4 is produced.Fig. 8 b is the state of working head 2 when not working, and fork 32 does not move reciprocatingly, and the support member that is driven by it is positioned at position of center line 34 this moments, and the grinding pad 4 that is connected on the support member 34 also is positioned at position of center line.
Please continue to consult Fig. 8 a, after working head 2 was started working, fork 32 was subjected to output shaft 15 drivings of main frame 1 to begin to produce deflection, and at this moment, support member 34 is subjected to drive and also will begins to move to left with respect to center line, and drive grinding pad 4 moves to left.Simultaneously, the chute 344 in the ear 341 of support member 34 also will move with respect to guiding roll shaft 345.Shown in Fig. 8 a, support member 34 moves to left to the maximum position with respect to center line, and deflection angle shown in the figure is α.At this moment, guiding roll shaft 345 is positioned at the low order end of chute 344, and, being arranged on the spring 315 between the accepting groove 312 on fork 32 and the main body 31, the spring 315 that is positioned at the center line left side is compressed, and is positioned at the then elongation of spring 315 on center line right side.Please continue to consult Fig. 8 c, begin to produce reverse deflection when fork 32 is driven by the output shaft 13 of main frame 1, at this moment, support member 34 is subjected to drive and also will begins to move to right with respect to center line, and drive elastic grinding pad 4 moves to right.Simultaneously, the chute 344 in the ear 341 of support member 34 also will move with respect to guiding roll shaft 345.Shown in Fig. 8 c, support member 34 moves to right to the maximum position with respect to center line, and deflection angle shown in the figure is α.At this moment, guiding roll shaft 345 is positioned at the high order end of chute 344, and, being arranged on the spring 315 between the accepting groove 312 on fork 32 and the main body 31, the spring 315 that is positioned at the center line left side elongates, and the spring 315 that is positioned at the center line right side then is compressed.So repeatedly, then support member 34 will drive grinding pad 4 and do the reciprocal translation of linear pattern, and then surface of the work is carried out linear abrasive work.
It should be noted that the shape that is subject to chute 344, the reciprocal translation here remains straight line, and support member 34 does not produce on perpendicular to rectilinear direction mobile.
Please continue to consult Fig. 9 a, 9b, 9c, when having provided chute 344 on the support member 34 and being arc line type, the movement locus that grinding pad 4 is produced.Compare with the linear pattern chute, the structure and the motion process of whole working head 2 are identical, and difference only is support member 34 when moving reciprocatingly, and also producing in vertical direction has micro displacement.Shown in Fig. 9 a, support member 34 moves to left to the maximum position with respect to center line, and deflection angle shown in the figure is α.At this moment, guiding roll shaft 345 is positioned at the low order end of chute 344, because low order end position in vertical direction is higher than the center of chute, thereby makes whole support member 34 be elevated small level height h.Please continue to consult Fig. 9 c, begin to produce reverse deflection when fork 32 is driven by the output shaft 15 of main frame 1.At this moment, support member 34 is subjected to drive and also will begins to move to right with respect to center line, and drive grinding pad 4 moves to right.Simultaneously, the chute 344 in the ear 341 of support member 34 also will move with respect to guiding roll shaft 345.Shown in Fig. 9 c, support member 34 moves to right to the maximum position with respect to center line, and deflection angle shown in the figure is α.At this moment, guiding roll shaft 345 is positioned at the high order end of chute 344, because high order end position in vertical direction is higher than the center of chute, thereby makes whole support member 34 be elevated small level height h.
In sum, for milling tool disclosed in this invention with and the corresponding working head that uses, working head 2 is installed on the main frame 1, when working head 2 is done the reciprocal translation of linear pattern or shaped form, can effectively avoid the wearing and tearing at the both ends of grinding pad 4, help improving its service life.
Claims (15)
1. milling tool, comprise main frame (1) and working head (2), be provided with output shaft (15) in the main frame (1), output shaft (15) is done the reciprocating motion of rotation around its axis, it is characterized in that: described working head (2) comprises the movement conversion mechanism (3) that is connected with output shaft (15), and be connected grinding pad (4) on the movement conversion mechanism (3), described movement conversion mechanism (3) comprises main body (31), fork (32), cover plate (33) and support member (34), fork (32) is housed between main body (31) and the cover plate (33), and be connected with output shaft (15), the support member (34) that is arranged on equally between main body (31) and the cover plate (33) flexibly connects and is subjected to fork (32) to drive and the generation reciprocating motion with fork (32), support member (34) is provided with chute (344), in chute (344), be provided with guiding roll shaft (345), described main body (31) is provided with first fixing hole (316), cover plate (33) is provided with second fixing hole (331), the two ends of guiding roll shaft (345) are connected in first fixing hole (316) and second fixing hole (331), described grinding pad (4) is connected support member (34) and upward and along chute (344) produces reciprocal translation, under the effect of movement conversion mechanism (3), the rotation of output shaft (15) moves back and forth the reciprocal translation that is converted into grinding pad (4).
2. milling tool as claimed in claim 1 is characterized in that: described reciprocal translation comprises the reciprocal translation on the rectilinear direction, and grinding pad (4) is only done the motion on the rectilinear direction.
3. milling tool as claimed in claim 1 is characterized in that: described reciprocal translation comprises the reciprocal translation on the arc direction, and grinding pad (4) not only produces motion on rectilinear direction, also produces motion on perpendicular to the direction of straight line.
4. milling tool as claimed in claim 1 is characterized in that: described chute (344) is a linear pattern, and support member (34) produces linear reciprocal translation.
5. milling tool as claimed in claim 1 is characterized in that: described chute (344) is an arc line type, and support member (34) produces the reciprocal translation of arc line type.
6. as claim 4 or 5 described milling tools, it is characterized in that: described support member (34) also comprises an ear (341) that is cubical framework (340) and relatively is arranged on framework (340) both sides, described framework (340) is provided with perforation (342) in relative two sides in addition, connects a pivot (343) versatilely in perforation (342); Described ear (341) is a tabular, and described chute (344) is separately positioned in the described ear (341).
7. milling tool as claimed in claim 6, it is characterized in that: described fork (32) comprises connecting portion (321) and the swing arm (322) of extending from connecting portion (321), described connecting portion (321) is rounded, its middle connecting hole (323) that is provided with star is used for and the output shaft (15) of main frame (1) connects; The free terminal of described swing arm (322) is formed with a groove (324), and the pivot (343) on the described framework (340) is housed in the described groove (324) and can freely-movable.
8. milling tool as claimed in claim 7, it is characterized in that: be formed with circular hole (311), accepting groove (312) and end difference (313) on the described main body (31), described accepting groove (312) extends to end difference (313) from circular hole (311), and described fork (32) is housed in the space that is formed jointly by circular hole (311), accepting groove (312) and end difference (313).
9. milling tool as claimed in claim 8, it is characterized in that: when described fork (32) is housed on the main body (31), it can be done rotation with respect to main body (31) and move back and forth, and the rotation reciprocating motion is subject to the width that main body (31) goes up accepting groove (312).
10. milling tool as claimed in claim 9, it is characterized in that: on the relative dual-side of described accepting groove (312), also be provided with a pair of groove (314), and in this a pair of groove (314), be provided with spring (315), the swing arm (322) of fork (32) is contacted with accepting groove (312) by the spring (315) that is arranged in this a pair of groove (314).
11. milling tool as claimed in claim 10, it is characterized in that: described main frame (1) comprises head capsule (11), connection end face (110) at head capsule (11) upward is provided with some locating slots (17) around output shaft (15), corresponding these locating slots (17), be provided with some boss (310) on the main body (31) of working head (2), boss (310) is housed in the locating slot (17).
12. milling tool as claimed in claim 11 is characterized in that: circular hole (311), accepting groove (312) and the end difference (313) on described some boss (310) and the main body (31) lays respectively at the two sides of main body (31).
13. milling tool as claimed in claim 12 is characterized in that: described working head (2) also comprises the sand paper (5) that is coated on grinding pad (4) surface and the fixing collar (6) of sand paper (5).
14. milling tool as claimed in claim 13 is characterized in that: described collar (6) is the Q-RING structure around grinding pad (4), which is provided with the draw ring portion (61) that uses for the operator.
15. milling tool as claimed in claim 14 is characterized in that: described movement conversion mechanism (3) adopts metal to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102150099A CN101664895B (en) | 2008-09-01 | 2008-09-01 | Grinding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102150099A CN101664895B (en) | 2008-09-01 | 2008-09-01 | Grinding tool |
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| CN101664895A CN101664895A (en) | 2010-03-10 |
| CN101664895B true CN101664895B (en) | 2011-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102150099A Expired - Fee Related CN101664895B (en) | 2008-09-01 | 2008-09-01 | Grinding tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010029792A1 (en) * | 2010-06-08 | 2011-12-08 | Robert Bosch Gmbh | Grinding tool for hand-guided grinding machine provided with rotary oscillation drive, has fastening section, and grinding pad that is provided with wave-shaped grinding surface that comprises projections and recess |
| CN109807835A (en) * | 2012-04-26 | 2019-05-28 | 苏州宝时得电动工具有限公司 | Swing-type power tool |
| CN105082078B (en) * | 2014-04-22 | 2017-11-07 | 苏州宝时得电动工具有限公司 | Multifunctional rocking motivation |
| CN114888683B (en) * | 2022-06-16 | 2023-09-22 | 吴江市高瑞庭园金属制品有限公司 | Metal furniture processing is with long and narrow inslot portion burnishing device |
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| CN101664895A (en) | 2010-03-10 |
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