CN102922381A - Device for grinding thick and thin yarn rubber covered rollers - Google Patents
Device for grinding thick and thin yarn rubber covered rollers Download PDFInfo
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- CN102922381A CN102922381A CN2012104759820A CN201210475982A CN102922381A CN 102922381 A CN102922381 A CN 102922381A CN 2012104759820 A CN2012104759820 A CN 2012104759820A CN 201210475982 A CN201210475982 A CN 201210475982A CN 102922381 A CN102922381 A CN 102922381A
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Abstract
The invention relates to a device for grinding thick and thin yarn rubber covered rollers, in particular to a device for grinding yarn rubber covered rollers. The device comprises a body, a reciprocal motor, a reciprocal motor base, an eccentric wheel, a clamping plate, a clamping plate seat, a lower drag plate, a middle drag plate, an upper drag plate, a grinding wheel spindle base, a grinding wheel spindle, a wide grinding wheel, a grinding wheel clamping piece, a spindle belt wheel, a hand wheel, a hand wheel screw rod, a clamp mounting seat, a micro-motion rotary pin, a rotary cylinder, a clamp rocker arm motor, a rotary pulling rod, a clamp rocker arm, a flexible pressing rod, a front worktable, a rear worktable, a front nut, a rear nut and a spindle motor, wherein the reciprocal motor base is fixed on the lateral surface of the middle drag plate; the reciprocal motor is fixed on the reciprocal motor base; the eccentric wheel is connected with the front end of the reciprocal motor; the clamping plate seat is fixed on the upper drag plate; the clamping plate is fixed on the clamping plate seat; and the eccentric wheel is arranged in the clamping plate. The device for grinding the thick and thin yarn rubber covered rollers is compact and reasonable in structure, capable of effectively and accurately grinding the yarn rubber covered rollers and convenient in installation and maintenance.
Description
Technical field
The present invention relates to a kind of grinding thickness yarn rubber roll apparatus, specifically be used for grinding yarn rubber roll.
Background technology
The yarn rubber roll is mainly used in cotton mill, and the yarn rubber roll plays the effect of guiding textile fabric as the transmission roller.Therefore, the yarn rubber roll often can wear and tear, and must carry out frequently again grinding.
The parts such as present grinding thickness yarn rubber roll apparatus mainly comprises emery wheel, the motor that traverses, turnover fixture body, the driven by motor of traversing emery wheel major axis back and forth traverses, the yarn rubber roll is installed on the turnover fixture body, the clamp body front and back position is adjusted first constant, and yarn rubber roll upset presses down to contact with emery wheel carries out grinding.
In use, lower flanging contacts grinding with the emery wheel that traverses because the yarn rubber roll is the limit upset, and the process of grinding is a kind of dynamic process.The yarn rubber roll contact with emery wheel and when breaking away from dynamic position unstable, phenomenon can appear being gnawed when causing easily the grinding of yarn rubber roll, processing dimension is unstable, affects grinding quality.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, thereby a kind of grinding thickness yarn rubber roll apparatus is provided, can carry out efficiently the yarn rubber roll, high-precision grinding, convenient for installation and maintenance.
According to technical scheme provided by the invention, grinding thickness yarn rubber roll apparatus comprises lathe bed, motor traverses, screw mandrel traverses, line slideway traverses, workbench traverses, nut traverses, reciprocating motor, the reciprocating motor seat, eccentric wheel, clamping plate, the clamping plate seat, lower planker, middle carriage, upper planker, the grinding wheel spindle pedestal, grinding wheel spindle, wide emery wheel, the emery wheel intermediate plate, primary shaft belt pulley, handwheel, the handwheel screw mandrel, the anchor clamps mount pad, the fine motion fulcrum post, rotary cylinder, the anchor clamps tumbler motor, the revolution pull bar, the anchor clamps pivoted arm, flexible depression bar, the front and back workbench, the front and back nut, spindle motor, the spindle motor belt wheel, the push-and-pull collision block, the collision block spring, the collision block spring screw, cylinder push-and-pull piece, cylinder mounting plate, cylinder, the rubber roll pedestal, the first Timing Belt, the second Timing Belt, locking cylinder, lower support wheel and support roller rotating shaft, lathe bed is provided with the line slideway that traverses, and the workbench that traverses is slidingly mounted in the line slideway.The lathe bed side motor that fixedly traverses connects the screw mandrel that traverses on the motor that traverses, the nut that traverses that is spirally connected on the screw mandrel that traverses, and the nut upper end of traversing connects the workbench that traverses.Connect the grinding wheel spindle pedestal on the upper planker, connect grinding wheel spindle by bearing on the grinding wheel spindle pedestal, wide emery wheel is installed on the grinding wheel spindle.Grinding wheel spindle is provided with two emery wheel intermediate plates.Described grinding wheel spindle one end connects primary shaft belt pulley.Fixed main shaft motor on the described upper planker, connect the spindle motor belt wheel on the spindle motor, the spindle motor belt wheel connects by the second Timing Belt and the drive primary shaft belt pulley rotates, it is characterized in that: connect the fine setting base plate on the workbench that traverses, finely tune on the base plate by fine motion fulcrum post jockey mount pad, be threaded connection the fine setting screw rod on the fine setting base plate, the fine setting screw front end connects the fine motion fulcrum post.
Fixedly rotary cylinder, anchor clamps tumbler motor and rubber roll pedestal on the anchor clamps mount pad.Rubber roll pedestal both sides are rotationally connected the anchor clamps pivoted arm, and anchor clamps pivoted arm front end connects lower support wheel by the support roller rotating shaft.Rubber roll pedestal upper end fixing and locking cylinder, the cylinder rod front end of locking cylinder connects flexible depression bar.
Anchor clamps pivoted arm inboard is provided with the pivoted arm gear, and the anchor clamps tumbler motor connects drive pivoted arm gear by the first Timing Belt and rotates.The shaft gear of installing in pivoted arm gear and the support roller rotating shaft is connected with a joggle.The cylinder rod front end jockey pivoted arm of rotary cylinder, rotary cylinder can promote the anchor clamps pivoted arm and rotate.
Be provided with the handwheel screw mandrel in the lathe bed, handwheel screw mandrel one end connects handwheel, nut before and after being spirally connected on the handwheel screw mandrel, workbench before and after the upper end of front and back nut connects.The front and back workbench is provided with the first line slide rail, and lower planker is slidingly mounted on the first line slide rail.Lower planker is provided with the second line slide rail, and middle carriage is slidingly mounted on the second line slide rail.Middle carriage is provided with the 3rd line slide rail, and upper planker is slidingly mounted on the 3rd line slide rail.Fixing cylinder mounting plate on the lower planker, fixing cylinder on the cylinder mounting plate.The middle carriage lower end is cylinder push-and-pull piece fixedly, connects the collision block spring screw in the cylinder push-and-pull piece, is provided with the collision block spring between collision block spring screw tail end and the cylinder push-and-pull piece.
The middle carriage side is the reciprocating motor seat fixedly, fixing reciprocating motor on the telegram in reply support.Reciprocating motor front end connecting eccentric wheel.Geometrical clamp panel seat on the upper planker, strap on the clamping plate seat.Described eccentric wheel is arranged in clamping plate.
Described two emery wheel intermediate plates are positioned at wide emery wheel both sides.
Compared with the prior art the present invention has the following advantages: compact conformation of the present invention, rationally; Can carry out efficiently the yarn rubber roll, high-precision grinding; Convenient for installation and maintenance.
Description of drawings
Fig. 1 is front view of the present invention.
Fig. 2 is side view of the present invention.
Description of reference numerals: 1-lathe bed, the 2-motor that traverses, the 3-screw mandrel that traverses, the 4-line slideway that traverses, the 5-workbench that traverses, the 6-nut that traverses, the 7-reciprocating motor, 8-reciprocating motor seat, the 9-eccentric wheel, the 10-clamping plate, 11-clamping plate seat, planker under the 12-, the 13-middle carriage, the upper planker of 14-, 15-grinding wheel spindle pedestal, the 16-grinding wheel spindle, the wide emery wheel of 17-, 18-emery wheel intermediate plate, the 19-primary shaft belt pulley, the 20-handwheel, 21-handwheel screw mandrel, 22-finely tunes screw rod, 23-finely tunes base plate, 24-anchor clamps mount pad, 25-fine motion fulcrum post, the 26-rotary cylinder, 27-anchor clamps tumbler motor, 28-turns round pull bar, 29-anchor clamps pivoted arm, the 30-depression bar that stretches, workbench before and after the 31-, nut before and after the 32-, the 33-spindle motor, 34-spindle motor belt wheel, 35-push-and-pull collision block, 36-collision block spring, 37-collision block spring screw, 38-cylinder push-and-pull piece, the 39-cylinder mounting plate, the 40-cylinder, 41-rubber roll pedestal, 42-the first Timing Belt, 43-the second Timing Belt, the 44-locking cylinder, the 45-lower support wheel, the rotating shaft of 46-support roller.
The specific embodiment
Following the present invention is further described in connection with the embodiment in the accompanying drawing:
Shown in Fig. 1 ~ 2, the present invention mainly comprises lathe bed 1, motor 2 traverses, screw mandrel 3 traverses, line slideway 4 traverses, workbench 5 traverses, nut 6 traverses, reciprocating motor 7, reciprocating motor seat 8, eccentric wheel 9, clamping plate 10, clamping plate seat 11, lower planker 12, middle carriage 13, upper planker 14, grinding wheel spindle pedestal 15, grinding wheel spindle 16, wide emery wheel 17, emery wheel intermediate plate 18, primary shaft belt pulley 19, handwheel 20, handwheel screw mandrel 21, fine setting screw rod 22, fine setting base plate 23, anchor clamps mount pad 24, fine motion fulcrum post 25, rotary cylinder 26, anchor clamps tumbler motor 27, revolution pull bar 28, anchor clamps pivoted arm 29, flexible depression bar 30, front and back workbench 31, front and back nut 32, spindle motor 33, spindle motor belt wheel 34, push-and-pull collision block 35, collision block spring 36, collision block spring screw 37, cylinder push-and-pull piece 38, cylinder mounting plate 39, cylinder 40, rubber roll pedestal 41, the first Timing Belt 42, the second Timing Belt 43, locking cylinder 44, lower support wheel 45 and support roller rotating shaft 46.
Lathe bed 1 is provided with the line slideway 4 that traverses, and the workbench 5 that traverses is slidingly mounted in the line slideway 4.The lathe bed 1 side motor 2 that fixedly traverses connects the screw mandrel 3 that traverses on the motor 2 that traverses, the nut 6 that traverses that is spirally connected on the screw mandrel 3 that traverses, and nut 6 upper ends of traversing connect the workbench 5 that traverses.Traverse and connect fine setting base plate 23 on the workbench 5.By fine motion fulcrum post 25 jockey mount pads 24, be threaded connection fine setting screw rod 22 on the fine setting base plate 23 on the fine setting base plate 23, fine setting screw rod 22 front ends connect fine motion fulcrum post 25.
Fixedly rotary cylinder 26, anchor clamps tumbler motor 27 and rubber roll pedestal 41 on the anchor clamps mount pad 24.Rubber roll pedestal 41 both sides are rotationally connected anchor clamps pivoted arm 29, and anchor clamps pivoted arm 29 front ends connect lower support wheel 45 by support roller rotating shaft 46.Rubber roll pedestal 41 upper end fixing and locking cylinders 44, the cylinder rod front end of locking cylinder 44 connect flexible depression bar 30.Yarn rubber roll to be ground is installed on the rubber roll pedestal 41 of flexible depression bar 30 front ends, and the yarn rubber roll clamps by the flexible depression bar 30 of upper end and the lower support wheel 45 of lower end.
Anchor clamps pivoted arm 29 inboards are provided with the pivoted arm gear, and anchor clamps tumbler motor 27 connects drive pivoted arm gear by the first Timing Belt 42 and rotates.The shaft gear of installing in pivoted arm gear and the support roller rotating shaft 46 is connected with a joggle.The cylinder rod front end jockey pivoted arm 29 of rotary cylinder 26, rotary cylinder 26 can promote anchor clamps pivoted arm 29 and rotate.
Be provided with handwheel screw mandrel 21 in the lathe bed 1, handwheel screw mandrel 21 1 ends connect handwheel 20, nut 32 before and after being spirally connected on the handwheel screw mandrel 21, workbench 31 before and after the upper end of front and back nut 32 connects.Front and back workbench 31 is provided with the first line slide rail, and lower planker 12 is slidingly mounted on the first line slide rail.Lower planker 12 is provided with the second line slide rail, and middle carriage 13 is slidingly mounted on the second line slide rail.Middle carriage 13 is provided with the 3rd line slide rail, and upper planker 14 is slidingly mounted on the 3rd line slide rail.
Fixing cylinder mounting plate 39 on the lower planker 12, fixing cylinder 40 on the cylinder mounting plate 39.Middle carriage 13 lower ends are cylinder push-and-pull piece 38 fixedly, connects collision block spring screw 37 in the cylinder push-and-pull piece 38, is provided with collision block spring 36 between collision block spring screw 37 tail ends and the cylinder push-and-pull piece 38.Middle carriage 13 sides are reciprocating motor seat 8 fixedly, fixing reciprocating motor 7 on the telegram in reply support 8.Reciprocating motor 7 front end connecting eccentric wheels 9.Geometrical clamp panel seat 11 on the upper planker 14, strap 10 on the clamping plate seat 11.Described eccentric wheel 9 is arranged in clamping plate 10.
Connect grinding wheel spindle pedestal 15 on the upper planker 14, connect grinding wheel spindle 16 by bearing on the grinding wheel spindle pedestal 15, wide emery wheel 17 is installed on the grinding wheel spindle 16.Grinding wheel spindle 16 is provided with 18, two emery wheel intermediate plates 18 of two emery wheel intermediate plates and is positioned at wide emery wheel 17 both sides.Described grinding wheel spindle 16 1 ends connect primary shaft belt pulley 19.Fixed main shaft motor 33 on the described upper planker 14 connects spindle motor belt wheel 34 on the spindle motor 33, spindle motor belt wheel 34 connects by the second Timing Belt 43 and drive primary shaft belt pulley 19 rotates.
Operation principle of the present invention is: when work, start cylinder 40 and make middle carriage 13 and upper planker thereon 14 to the most forward position.Rotate handwheel 20 and adjust the position of lower planker 12.After regulating wide emery wheel 17 front and back positions, the rubber roll size backs out emery wheel according to being ground.Open spindle motor 33, open dust catcher, install the grinding rubber roll, opened clamping apparatus tumbler motor 27 drives lower support wheel 45 and rotates, and revolution pull bar 28 makes on the anchor clamps pivoted arm 29 to be lifted.Open emery wheel reciprocating motor 7, upper planker 14 back and forth traverses, and at this moment each workpiece enters duty.For make be ground the rubber roll grinding after concentric reducer consistent, adjust fine setting screw rod 22, it is suitable to make position, anchor clamps mount pad 24 left and right sides be ground rubber roll 31 stock removals, cylinder 40 promotes middle carriages 13 and moves ahead and just can enter duty.Carry out grinding according to the program that sets, the circulation of finishing the work.
During grinding, wide emery wheel 17 high speed rotating, dust catcher carries out the dedusting dust suction to wide emery wheel 17.Anchor clamps tumbler motor 27 drives anchor clamps pivoted arm 29 and rotates, and rotary cylinder 26 provides grinding resistance by 29 upsets of revolution pull bar 28 pulling anchor clamps pivoted arms to being ground rubber roll 31.By the fine setting of position, clamp body 24 left and right sides, i.e. the consistent of rubber roll grinding two area of beds controlled in the fine setting of gyratory directions.The adjusting of cylinder air pressure size can also be controlled the size of grinding resistance.Adjust simultaneously the fine setting that lower planker 12 can also drive clamp body 24 front and back positions, make stock removal appropriate, enter duty and carry out grinding according to the program that sets.Finally finish simultaneously purpose efficient to rubber roll, high-precision grinding.
Claims (2)
1. grinding thickness yarn rubber roll apparatus, comprise lathe bed (1), motor (2) traverses, screw mandrel (3) traverses, line slideway (4) traverses, workbench (5) traverses, nut (6) traverses, reciprocating motor (7), reciprocating motor seat (8), eccentric wheel (9), clamping plate (10), clamping plate seat (11), lower planker (12), middle carriage (13), upper planker (14), grinding wheel spindle pedestal (15), grinding wheel spindle (16), wide emery wheel (17), emery wheel intermediate plate (18), primary shaft belt pulley (19), handwheel (20), handwheel screw mandrel (21), anchor clamps mount pad (24), fine motion fulcrum post (25), rotary cylinder (26), anchor clamps tumbler motor (27), revolution pull bar (28), anchor clamps pivoted arm (29), flexible depression bar (30), front and back workbench (31), front and back nut (32), spindle motor (33), spindle motor belt wheel (34), push-and-pull collision block (35), collision block spring (36), collision block spring screw (37), cylinder push-and-pull piece (38), cylinder mounting plate (39), cylinder (40), rubber roll pedestal (41), the first Timing Belt (42), the second Timing Belt (43), locking cylinder (44), lower support wheel (45) and support roller rotating shaft (46), lathe bed (1) is provided with the line slideway that traverses (4), and the workbench that traverses (5) is slidingly mounted in the line slideway (4); Lathe bed (1) the side motor (2) that fixedly traverses, the upper screw mandrel (3) that traverses that connects of the motor that traverses (2), the nut (6) that traverses that is spirally connected on the screw mandrel that traverses (3), the nut that traverses (6) upper end connects the workbench (5) that traverses; The upper grinding wheel spindle pedestal (15) that connects of upper planker (14), grinding wheel spindle pedestal (15) is upper to connect grinding wheel spindle (16) by bearing, the upper wide emery wheel (17) of installing of grinding wheel spindle (16); Grinding wheel spindle (16) is provided with two emery wheel intermediate plates (18); Described grinding wheel spindle (16) one ends connect primary shaft belt pulley (19); The upper fixed main shaft motor (33) of described upper planker (14), the upper spindle motor belt wheel (34) that connects of spindle motor (33), spindle motor belt wheel (34) connects by the second Timing Belt (43) and drive primary shaft belt pulley (19) rotates, it is characterized in that: the upper fine setting base plate (23) that connects of the workbench that traverses (5), fine setting base plate (23) is upper by fine motion fulcrum post (25) jockey mount pad (24), be threaded connection fine setting screw rod (22) on the fine setting base plate (23), fine setting screw rod (22) front end connects fine motion fulcrum post (25);
Anchor clamps mount pad (24) upper fixedly rotary cylinder (26), anchor clamps tumbler motor (27) and rubber roll pedestal (41); Rubber roll pedestal (41) both sides are rotationally connected anchor clamps pivoted arm (29), and anchor clamps pivoted arm (29) front end connects lower support wheel (45) by support roller rotating shaft (46); Rubber roll pedestal (41) upper end fixing and locking cylinder (44), the cylinder rod front end of locking cylinder (44) connects flexible depression bar (30);
Anchor clamps pivoted arm (29) inboard is provided with the pivoted arm gear, and anchor clamps tumbler motor (27) connects drive pivoted arm gear by the first Timing Belt (42) and rotates; The upper shaft gear of installing of pivoted arm gear and support roller rotating shaft (46) is connected with a joggle; The cylinder rod front end jockey pivoted arm (29) of rotary cylinder (26), rotary cylinder (26) can promote anchor clamps pivoted arm (29) and rotate;
Be provided with handwheel screw mandrel (21) in the lathe bed (1), handwheel screw mandrel (21) one ends connect handwheel (20), nut (32) before and after being spirally connected on the handwheel screw mandrel (21), workbench (31) before and after the upper end of front and back nut (32) connects; Front and back workbench (31) are provided with the first line slide rail, and lower planker (12) is slidingly mounted on the first line slide rail; Lower planker (12) is provided with the second line slide rail, and middle carriage (13) is slidingly mounted on the second line slide rail; Middle carriage (13) is provided with the 3rd line slide rail, and upper planker (14) is slidingly mounted on the 3rd line slide rail;
The upper fixedly cylinder mounting plate (39) of lower planker (12), the upper fixedly cylinder (40) of cylinder mounting plate (39); Middle carriage (13) lower end is cylinder push-and-pull piece (38) fixedly, connects collision block spring screw (37) in the cylinder push-and-pull piece (38), is provided with collision block spring (36) between collision block spring screw (37) tail end and the cylinder push-and-pull piece (38);
Middle carriage (13) side is reciprocating motor seat (8) fixedly, the upper fixedly reciprocating motor (7) of telegram in reply support (8); Reciprocating motor (7) front end connecting eccentric wheel (9); The upper geometrical clamp panel seat (11) of upper planker (14), the upper strap (10) of clamping plate seat (11); Described eccentric wheel (9) is arranged in clamping plate (10).
2. grinding thickness yarn rubber roll apparatus as claimed in claim 1, it is characterized in that: described two emery wheel intermediate plates (18) are positioned at wide emery wheel (17) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210475982.0A CN102922381B (en) | 2012-11-21 | 2012-11-21 | Device for grinding thick and thin yarn rubber covered rollers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210475982.0A CN102922381B (en) | 2012-11-21 | 2012-11-21 | Device for grinding thick and thin yarn rubber covered rollers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102922381A true CN102922381A (en) | 2013-02-13 |
| CN102922381B CN102922381B (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210475982.0A Active CN102922381B (en) | 2012-11-21 | 2012-11-21 | Device for grinding thick and thin yarn rubber covered rollers |
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| Country | Link |
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| CN (1) | CN102922381B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273411A (en) * | 2013-06-12 | 2013-09-04 | 安徽神一机械有限责任公司 | Cylindrical polishing machine |
| CN104191359A (en) * | 2014-08-04 | 2014-12-10 | 南通五洲轴承有限公司 | Drawing, combing, roving and spinning roller combined grinding clamp |
| CN107263310A (en) * | 2017-08-07 | 2017-10-20 | 广东标华科技有限公司 | A kind of drum-type grinding head device |
| CN107717649A (en) * | 2017-11-21 | 2018-02-23 | 无锡通力霍普纺织机械有限公司 | Clamp member |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2458765A (en) * | 1945-01-10 | 1949-01-11 | Bryant Grinder Corp | Planetary grinding machine |
| CN2855636Y (en) * | 2005-12-01 | 2007-01-10 | 苏福马股份有限公司 | Grinding machine with micro-feeding and quick drawing-back device |
| CN102699779A (en) * | 2012-06-20 | 2012-10-03 | 大连和鹏橡胶机械有限公司 | Grinding roller device |
| CN102729107A (en) * | 2012-07-17 | 2012-10-17 | 邹伟进 | Double-station high-precision rubber covered roller grinding machine |
| CN202952130U (en) * | 2012-11-21 | 2013-05-29 | 邹伟进 | Uneven yarn rubber roller grinding device |
-
2012
- 2012-11-21 CN CN201210475982.0A patent/CN102922381B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2458765A (en) * | 1945-01-10 | 1949-01-11 | Bryant Grinder Corp | Planetary grinding machine |
| CN2855636Y (en) * | 2005-12-01 | 2007-01-10 | 苏福马股份有限公司 | Grinding machine with micro-feeding and quick drawing-back device |
| CN102699779A (en) * | 2012-06-20 | 2012-10-03 | 大连和鹏橡胶机械有限公司 | Grinding roller device |
| CN102729107A (en) * | 2012-07-17 | 2012-10-17 | 邹伟进 | Double-station high-precision rubber covered roller grinding machine |
| CN202952130U (en) * | 2012-11-21 | 2013-05-29 | 邹伟进 | Uneven yarn rubber roller grinding device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273411A (en) * | 2013-06-12 | 2013-09-04 | 安徽神一机械有限责任公司 | Cylindrical polishing machine |
| CN104191359A (en) * | 2014-08-04 | 2014-12-10 | 南通五洲轴承有限公司 | Drawing, combing, roving and spinning roller combined grinding clamp |
| CN107263310A (en) * | 2017-08-07 | 2017-10-20 | 广东标华科技有限公司 | A kind of drum-type grinding head device |
| CN107717649A (en) * | 2017-11-21 | 2018-02-23 | 无锡通力霍普纺织机械有限公司 | Clamp member |
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| Publication number | Publication date |
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| CN102922381B (en) | 2015-04-22 |
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