CN206588751U - Bend pipe automatic polishing machine - Google Patents

Bend pipe automatic polishing machine Download PDF

Info

Publication number
CN206588751U
CN206588751U CN201720317747.9U CN201720317747U CN206588751U CN 206588751 U CN206588751 U CN 206588751U CN 201720317747 U CN201720317747 U CN 201720317747U CN 206588751 U CN206588751 U CN 206588751U
Authority
CN
China
Prior art keywords
bend pipe
abrasive band
rotating disk
drive
connecting rod
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.)
Withdrawn - After Issue
Application number
CN201720317747.9U
Other languages
Chinese (zh)
Inventor
黄冬梅
苏高峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU JIANGJIN AUTOMATION TECHNOLOGY Co Ltd
Original Assignee
SUZHOU JIANGJIN AUTOMATION TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SUZHOU JIANGJIN AUTOMATION TECHNOLOGY Co Ltd filed Critical SUZHOU JIANGJIN AUTOMATION TECHNOLOGY Co Ltd
Priority to CN201720317747.9U priority Critical patent/CN206588751U/en
Application granted granted Critical
Publication of CN206588751U publication Critical patent/CN206588751U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The utility model discloses a kind of bend pipe automatic polishing machine, including frame, and the polishing mechanism disposed thereon to be polished to bend pipe, the drive mechanism for driving the bend pipe to be moved relative to the polishing mechanism is additionally provided with the frame, the drive mechanism includes being used to connect the bend pipe two ends and bend pipe two ends is in conplane preceding centring means and rear centring means;One end of the preceding centring means is used for bridge piece, pivotally connected first body of rod of its other end, the other end pivotally connected one of first body of rod is arranged at the fixed block in the frame, the rear centring means is fixed on a spill spin block, the spill spin block can be arranged to rotation on a base, the base is slidably disposed on L-type guide rail, and the L-type guide rail is fixed in the frame.It is of the present utility model to be mainly reflected in:Mechanical outer surface of bent pipe can be polished, compact conformation greatly improves operating efficiency.

Description

Bend pipe automatic polishing machine
Technical field
The utility model is related to polissoir technical field, specifically, more particularly to bend pipe automatic polishing machine.
Background technology
Polishing is the technique for reducing rough object surfaces degree using physical mechanical or chemicals.Polishing technology is main in essence Used in close machinery and optics industry.Workpiece surface after polishing is smooth with good reflecting effect.It can subtract after workpiece polishing Few thickness is simultaneously easily scratched, it is necessary to use filament flannelette, chamois leather, Cygnus cygnus (Linnaeus) and scavenger specially clean surface.
Raising with the development and people of science and technology to quality of life, people are to beautiful requirement also more and more higher, life Middle most articles for use pass through polishing process, make its outward appearance more attractive in appearance.
At present, varied to the sander of pipe appearance mirror polish, also comparative maturity, generally all uses emery wheel or abrasive band To polish, its structure generally comprises transmission mechanism, polishing mechanism composition.Wherein transmission mechanism is conveyed to pipe, and is directed to Pipe feature, is typically the structure that motor drives rotating disk, and processing garden pipe is loaded in rotating disk center;Polishing mechanism is generally comprised Emery wheel or abrasive band component, and motor composition.The mechanism can be polished processing to the straight body pipe of most of rule, but to The outer surface of pipe through bending can not be processed with regard to work, such as some vehicle protection steel, the appearance mirror polish of motorcycle protective steel etc., Generally all using machine and artificial combination polishing, especially bent angle position together, general to be polished using artificial, operating efficiency is not high, And polishing effect is less desirable.
Utility model content
The purpose of this utility model be overcome the shortcomings of prior art exist there is provided a kind of bend pipe automatic polishing machine.
The purpose of this utility model is achieved through the following technical solutions:
A kind of bend pipe automatic polishing machine, including frame, and the polishing mechanism disposed thereon to be polished to bend pipe, institute The drive mechanism for being additionally provided with to drive the bend pipe to be moved relative to the polishing mechanism in frame is stated, the drive mechanism includes For connecting the bend pipe two ends and bend pipe two ends is in conplane preceding centring means and rear centring means;It is fixed before described One end of center device is used for bridge piece, and pivotally connected first body of rod of its other end, another end pivoting of first body of rod connects A fixed block being arranged in the frame is connect, the rear centring means is fixed on a spill spin block, and the spill spin block can rotation Ground is arranged on a base, and the base is slidably disposed on L-type guide rail, and the L-type guide rail is fixed in the frame.
It is preferred that, the polishing mechanism includes the vee-pulley set in the frame, the rotating disk that can be run through by bend pipe, and Drive the transmission mechanism and motor of the vee-pulley rotation;Be fixed with a centre wheel on the vee-pulley, it is described in Heart wheel is meshed with the planetary gear positioned at the rotating disk back side;Two groups are also equipped with the rotating disk is used for what bend pipe was polished Abrasive belt wheel group, the abrasive belt wheel group includes being in the positive active abrasive band drive of the rotating disk, passive abrasive band drive, abrasive band Tensioning wheel group and abrasive band, active abrasive band drive is with driving the planetary gear of its rotation to be coaxially disposed.
It is preferred that, rotating disk and the vee-pulley center offers the through hole that the accommodating bend pipe is passed through.
It is preferred that, the rotating disc support frame for installing the vee-pulley is additionally provided with the frame.
It is preferred that, the inner ring of the vee-pulley and the outer ring of rolling bearing are affixed, the inner ring and method of the rolling bearing Blue disk is fixedly connected, and the ring flange and rotating disc support frame are affixed.
It is preferred that, the passive abrasive band drive position is adjustably arranged on the first waist-shaped hole on the rotating disk, institute State the tensioning wheel position in the tensioning wheel group of abrasive band to be adjustably arranged on the second waist-shaped hole on the rotating disk, by adjusting two groups The passive abrasive band drive and abrasive band tensioning wheel group adjust the distance between abrasive band in two groups of abrasive belt wheel groups, to adapt to The bend pipe of different tube diameters.
It is preferred that, the angle between the axis and horizontal plane of first waist-shaped hole is less than second waist-shaped hole and level Angle between face.
It is preferred that, the first adjusting rod and the second adjusting rod with waist-shaped hole are additionally provided with the breadth of the rotating disk, it is described First adjusting rod and the second adjusting rod are adjustably arranged on the rotating disk by limited block position, and the one of first adjusting rod End, which is provided with, to be used to drive the regulating bolt that first adjusting rod is moved relative to the limited block, and the regulating bolt extends to institute State outside rotating disk, and through an adjusting nut being fixed on rotating disk, the other end pivotally connected first of first adjusting rod connects One end of bar, one end of the pivotally connected second connecting rod of the other end of the first connecting rod, and their pivot connection point are located at one The the first triangle bow set on the group passive abrasive band drive and active abrasive band drive, the other end pivot of the second connecting rod Axle connects second adjusting rod, one end of the also pivotally connected third connecting rod of the second adjusting rod, the third connecting rod it is another The second triangle that provided at one is connected on another group of passive abrasive band drive and active abrasive band drive bends, the first connecting rod, Second connecting rod, third connecting rod specular two-by-two.
It is preferred that, the abrasive band tensioning wheel group at least includes the cylindrical piece affixed with a tensioning wheel, and cylindrical piece is fixed on circle On bar, through being fixed on, first triangle bends the round bar or the second triangle bends the upper and internal guiding cunning for middle cavity Groove, the round bar guide chute can be slided and spacing by the cylindrical piece being fixed thereon relatively.
It is preferred that, it is surrounded by active abrasive band drive, passive abrasive band drive and abrasive band tensioning wheel group periphery Rubber layer.
The beneficial effects of the utility model are mainly reflected in:Using centring means clamping, clamping is more convenient, bend pipe It can be polished with reciprocation type, without idle running movement, further increase polishing operation, while the rotation and revolution in abrasive band are also utilized, Allow and be polished by through hole through the bend pipe in two groups of abrasive bands, wherein driven by rotary disc abrasive belt wheel group revolves round the sun around bend pipe, reply circle Each position of pipe circumferential surface, abrasive belt wheel group rotation is polished to bend pipe surface, rotating disk and abrasive belt wheel group and its transmission mechanism The thickness of occupancy and the diameter of main turntable, the bending radius of workpiece can be polished by being related to, and the passive abrasive band of abrasive belt wheel group is driven Wheel can be moved to adjust the spacing distance in two groups of abrasive bands sand face, to be adapted to the polishing curved tube of different tube diameters, certainly originally Structure can also be polished to straight tube, therefore the utility model can be polished to mechanical outer surface of bent pipe, and compact conformation greatly improves work Make efficiency.
Brief description of the drawings
Technical solutions of the utility model are described further below in conjunction with the accompanying drawings:
Fig. 1:Schematic perspective view of the present utility model;
Fig. 2:Schematic perspective view of the present utility model, now removes polishing mechanism;
Fig. 3:Left view of the present utility model;
Fig. 4:The schematic perspective view that planetary gear of the present utility model is meshed with centre wheel;
Fig. 5:Structural representation inside rotating disk of the present utility model;
Fig. 6:The structural representation of tensioning wheel group in abrasive band of the present utility model;
Fig. 7:Rotating disk front schematic view of the present utility model.
Embodiment
The utility model is described in detail below with reference to embodiment shown in the drawings.But these embodiment party Formula is not limited to the utility model, structure that one of ordinary skill in the art is made according to these embodiments, method or Conversion functionally is all contained in protection domain of the present utility model.
As shown in Figures 1 to 7, the utility model discloses a kind of bend pipe automatic polishing machine, including frame 1, and positioned at it On to the polishing mechanism that is polished to bend pipe, the polishing mechanism is the vee-pulley 2 being arranged in the frame 1, and The transmission mechanism 3 and motor 4 for driving the vee-pulley 2 to rotate, the motor shaft rotation of the motor 4 is described in Transmission mechanism 3 drives the vee-pulley 2 to rotate, wherein, the inner ring of the vee-pulley 2 and the outer ring of rolling bearing are affixed, The inner ring of the rolling bearing is fixedly connected with ring flange 111, and the ring flange 111 and rotating disc support frame 28 are affixed, and by it Support.A centre wheel 21 is fixed with the vee-pulley 2, when the vee-pulley 2 is rotated, the centre wheel 21 is with identical Speed rotate.
Be further fixed on being provided with rotating disk 6, the rotating disk 6 in the frame 1 two groups can rotation abrasive belt wheel group 611, institute Stating abrasive belt wheel group 611 is included in the positive active abrasive band drive 61 of the rotating disk 6, passive abrasive band drive 62, abrasive band Bearing up pulley group 63 and abrasive band 64, the abrasive band 64 connect active abrasive band drive 61, passive abrasive band drive 62, abrasive band tensioning Wheel group 63 and abrasive band 64.The back side of rotating disk 6 is additionally provided with the planetary gear 65 for driving the initiative driver 61 to rotate, institute State planetary gear 65 and the initiative driver 61 is coaxial, the planetary gear 65 is meshed with the centre wheel 21, passes through institute The rotation for stating centre wheel 21 drives the planetary gear 65 to rotate, due to the planetary gear 65 and active abrasive band drive 61 rotate, and active abrasive band drive 61 drives the passive abrasive band drive 62 and abrasive band tensioning wheel group 63 to rotate.
Vee-pulley 2 and rotating disk 6 center offers the through hole 7 that the accommodating bend pipe is passed through.
The drive mechanism 8 for driving the bend pipe to move is additionally provided with the frame 1, the drive mechanism is used to connect The bend pipe two ends and make bend pipe two ends be in conplane preceding centring means 81 and rear centring means 82;The frame 1 Fixed block 811 is provided with, the fixed block 811 is provided with first body of rod 812 being pivotally connected, first body of rod 812 The other end be connected with the provided at one of the preceding centring means 81, the other end of the preceding centring means 81 at least partly prolongs Extend in the bend pipe;One end of the rear centring means 82 is at least extended partially into the bend pipe, and its other end is fixed In on a spill spin block 823, the spill spin block 823 can be arranged to rotation on a base 822, and the base 822 is slideably set It is placed on L-type guide rail 821, the L-type guide rail 821 is fixed in the frame 1.
The passive position of abrasive band drive 62 is adjustably arranged on the first waist-shaped hole 621 on the rotating disk 6, described Tensioning wheel position in abrasive band tensioning wheel group 63 is adjustably arranged on the second waist-shaped hole 631 on the rotating disk 6, and described Angle between the axis and horizontal plane of one waist-shaped hole 621 is less than the angle between second waist-shaped hole 631 and horizontal plane, leads to Passive abrasive band drive 62 described in two groups of adjustment and abrasive band tensioning wheel group 63 is crossed to adjust the abrasive band 64 in two groups of abrasive belt wheel groups 611 The distance between, the bend pipe to adapt to different tube diameters.Being additionally provided with the breadth of the rotating disk 6 symmetrical has waist-shaped hole First adjusting rod 66 and the second adjusting rod 67, the adjusting rod 67 of the first adjusting rod 66 and second are adjustably set by limited block 68 It is placed on the rotating disk 6, one end of first adjusting rod 66, which is provided with, to be used to drive the relatively described limit of first adjusting rod 66 The regulating bolt 661 that position block 68 is moved, the regulating bolt 661 is extended to outside the rotating disk 6, and is fixed on through one on rotating disk Adjusting nut 662, one end of the pivotally connected first connecting rod 663 of the other end of first adjusting rod 66, the first connecting rod One end of the 663 pivotally connected second connecting rod 671 of the other end, and their pivot connection point is located at passive abrasive band biography described in one group The the first triangle bow 69 set on driving wheel 62 and active abrasive band drive 61, the other end of the second connecting rod 671 is pivotally connected Second adjusting rod 67, one end of the also pivotally connected third connecting rod 672 of second adjusting rod 67, the third connecting rod 672 Pivotally connected another group passive abrasive band drive 62 of the other end and active abrasive band drive 61 on the second triangle bow 70, it is described First connecting rod 663, second connecting rod 671, third connecting rod 672 specular two-by-two.
The abrasive band tensioning wheel group 63 at least includes the cylindrical piece 693 affixed with a tensioning wheel, and cylindrical piece 693 is fixed on circle On bar 692, the round bar 692 is on the first triangle bow 69 or the second triangle bow 70 and internal for middle cavity through being fixed on Guide chute 691, the round bar 692 can relatively described guide chute 691 slide and the cylinder by being fixed thereon Block 693 is spacing.
Rubber is surrounded by active abrasive band drive 61, passive abrasive band drive 62 and the periphery of abrasive band tensioning wheel group 63 Glue-line.
The beneficial effects of the utility model are mainly reflected in:Using centring means clamping, clamping is more convenient, bend pipe It can be polished with reciprocation type, without idle running movement, further increase polishing operation, while the rotation and revolution in abrasive band are also utilized, Allow and be polished by through hole through the bend pipe in two groups of abrasive bands, wherein driven by rotary disc abrasive belt wheel group revolves round the sun around bend pipe, reply circle Each position of pipe circumferential surface, abrasive belt wheel group rotation is polished to bend pipe surface, rotating disk and abrasive belt wheel group and its transmission mechanism The thickness of occupancy and the diameter of main turntable, the bending radius of workpiece can be polished by being related to, and the passive abrasive band of abrasive belt wheel group is driven Wheel can be moved to adjust the spacing distance in two groups of abrasive bands sand face, to be adapted to the polishing curved tube of different tube diameters, certainly originally Structure can also be polished to straight tube, therefore the utility model can be polished to mechanical outer surface of bent pipe, and compact conformation greatly improves work Make efficiency.
It should be understood that, although the present specification is described in terms of embodiments, but not each embodiment only includes one Individual independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art will should say Bright book is as an entirety, and the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can With the other embodiment of understanding.
The a series of tool described in detail only for feasibility embodiment of the present utility model of those listed above Body illustrates that they are simultaneously not used to limit protection domain of the present utility model, all to be made without departing from the utility model skill spirit Equivalent implementations or change should be included within protection domain of the present utility model.

Claims (10)

1. bend pipe automatic polishing machine, including frame(1), and the polishing mechanism disposed thereon to be polished to bend pipe, it is special Levy and be:The frame(1)On be additionally provided with the drive mechanism that drives the bend pipe to be moved relative to the polishing mechanism(8), The drive mechanism includes being used to connect the bend pipe two ends and bend pipe two ends is in conplane preceding centring means(81) With rear centring means(82);The preceding centring means(81)One end be used for bridge piece, pivotally connected first bar of its other end Body(812), first body of rod(812)The other end pivotally connected one be arranged at the frame(1)On fixed block(811), The rear centring means(82)It is fixed on a spill spin block(823)On, the spill spin block(823)It can be arranged to rotation a base (822)On, the base(822)It is slidably disposed in L-type guide rail(821)On, the L-type guide rail(821)It is fixed on described Frame(1)On.
2. bend pipe automatic polishing machine according to claim 1, it is characterised in that:The polishing mechanism includes the frame (1)The vee-pulley of upper setting(2), the rotating disk that can be run through by bend pipe(6), and drive the vee-pulley(2)The transmission of rotation Mechanism(3)And motor(4);The vee-pulley(2)On be fixed with a centre wheel(21), the centre wheel(21)With positioned at Rotating disk(6)The planetary gear at the back side(65)It is meshed;The rotating disk(6)On be also equipped with two groups and be used to be polished bend pipe Abrasive belt wheel group(611), the abrasive belt wheel group(611)Including in the rotating disk(6)Positive active abrasive band drive(61), quilt Dynamic abrasive band drive(62), abrasive band tensioning wheel group(63)And abrasive band(64), active abrasive band drive(61)With driving it certainly The planetary gear turned(65)It is coaxially disposed.
3. bend pipe automatic polishing machine according to claim 2, it is characterised in that:The rotating disk(6)And vee-pulley(2)In Centre offers the through hole that the accommodating bend pipe is passed through(7).
4. bend pipe automatic polishing machine according to claim 3, it is characterised in that:The frame(1)On be additionally provided with and be used for The vee-pulley is installed(2)Rotating disc support frame(28).
5. bend pipe automatic polishing machine according to claim 4, it is characterised in that:The vee-pulley(2)Inner ring and rolling The outer ring of dynamic bearing is affixed, the inner ring and ring flange of the rolling bearing(111)It is fixedly connected, the ring flange(111)With turning Disk support frame(28)It is affixed.
6. bend pipe automatic polishing machine according to claim 5, it is characterised in that:The passive abrasive band drive(62)Position Adjustably it is arranged at the rotating disk(6)On the first waist-shaped hole(621)On, the abrasive band tensioning wheel group(63)In tensioning wheel position Put and be adjustably arranged at the rotating disk(6)On the second waist-shaped hole(631)On, by adjusting passive abrasive band drive described in two groups (62)With abrasive band tensioning wheel group(63)To adjust two groups of abrasive belt wheel groups(611)In abrasive band(64)The distance between, to adapt to The bend pipe of different tube diameters.
7. bend pipe automatic polishing machine according to claim 6, it is characterised in that:First waist-shaped hole(621)Axis Angle between horizontal plane is less than second waist-shaped hole(631)Angle between horizontal plane.
8. bend pipe automatic polishing machine according to claim 7, it is characterised in that:The rotating disk(6)Breadth in be additionally provided with The first adjusting rod with waist-shaped hole(66)With the second adjusting rod(67), first adjusting rod(66)With the second adjusting rod(67) Pass through limited block(68)Position is adjustably arranged at the rotating disk(6)On, first adjusting rod(66)One end provided with being used for Drive first adjusting rod(66)Relatively described limited block(68)Mobile regulating bolt(661), the regulating bolt(661) Extend to the rotating disk(6)Outside, and through an adjusting nut being fixed on rotating disk(662), first adjusting rod(66)'s The pivotally connected first connecting rod of the other end(663)One end, the first connecting rod(663)The pivotally connected second connecting rod of the other end (671)One end, and their pivot connection point is located at passive abrasive band drive described in one group(62)With active abrasive band drive (61)The first triangle bow of upper setting(69), the second connecting rod(671)Pivotally connected second adjusting rod of the other end (67), second adjusting rod(67)Also pivotally connected third connecting rod(672)One end, the third connecting rod(672)It is another End pivoting connects another group of passive abrasive band drive(62)With active abrasive band drive(61)On the second triangle bow(70), it is described First connecting rod(663), second connecting rod(671), third connecting rod(672)Specular two-by-two.
9. bend pipe automatic polishing machine according to claim 8, it is characterised in that:The abrasive band tensioning wheel group(63)At least wrap Include the cylindrical piece affixed with a tensioning wheel(693), cylindrical piece(693)It is fixed on round bar(692)On, the round bar(692)Run through Bend in being fixed on first triangle(69)Or second triangle bow(70)The upper and internal guide chute for middle cavity(691), institute State round bar(692)Can relatively described guide chute(691)Slide and the cylindrical piece by being fixed thereon(693)It is spacing.
10. according to any described bend pipe automatic polishing machines of claim 2-9, it is characterised in that:Active abrasive band drive (61), passive abrasive band drive(62)With abrasive band tensioning wheel group(63)Rubber layer is surrounded by periphery.
CN201720317747.9U 2017-03-29 2017-03-29 Bend pipe automatic polishing machine Withdrawn - After Issue CN206588751U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720317747.9U CN206588751U (en) 2017-03-29 2017-03-29 Bend pipe automatic polishing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720317747.9U CN206588751U (en) 2017-03-29 2017-03-29 Bend pipe automatic polishing machine

Publications (1)

Publication Number Publication Date
CN206588751U true CN206588751U (en) 2017-10-27

Family

ID=60122665

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720317747.9U Withdrawn - After Issue CN206588751U (en) 2017-03-29 2017-03-29 Bend pipe automatic polishing machine

Country Status (1)

Country Link
CN (1) CN206588751U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106863084A (en) * 2017-03-29 2017-06-20 苏州江锦自动化科技有限公司 Bend pipe automatic polishing machine
CN110877282A (en) * 2019-12-25 2020-03-13 郝松涛 Automatic copying sanding or polishing equipment for bent pipe
CN111775004A (en) * 2020-07-02 2020-10-16 合肥尚伍信息科技有限公司 Outer wall polishing device for bent pipe connecting piece
CN117444818A (en) * 2023-12-26 2024-01-26 赫步智能科技(福建)有限公司 Bent pipe polishing machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106863084A (en) * 2017-03-29 2017-06-20 苏州江锦自动化科技有限公司 Bend pipe automatic polishing machine
CN110877282A (en) * 2019-12-25 2020-03-13 郝松涛 Automatic copying sanding or polishing equipment for bent pipe
CN111775004A (en) * 2020-07-02 2020-10-16 合肥尚伍信息科技有限公司 Outer wall polishing device for bent pipe connecting piece
CN111775004B (en) * 2020-07-02 2022-03-29 湖南中建重机有限责任公司 Outer wall polishing device for bent pipe connecting piece
CN117444818A (en) * 2023-12-26 2024-01-26 赫步智能科技(福建)有限公司 Bent pipe polishing machine
CN117444818B (en) * 2023-12-26 2024-03-05 赫步智能科技(福建)有限公司 Bent pipe polishing machine

Similar Documents

Publication Publication Date Title
CN106863084A (en) Bend pipe automatic polishing machine
CN106826479B (en) Bend pipe polishing machine
CN206588751U (en) Bend pipe automatic polishing machine
CN201227769Y (en) Bending circular tube abrasive band polisher
CN201592386U (en) Bending round tube sanding machine
CN110587415B (en) Pipeline inner wall reducing grinding device
CN201900541U (en) Elbow sanding machine
CN203438046U (en) Bent round pipe abrasive belt sander
CN107214586A (en) A kind of annular handware sanding and polishing device
CN211305797U (en) Pipeline inner wall reducing grinding device
CN106078428A (en) A kind of bend pipe buffing machine
CN108098466A (en) A kind of multistation bearing race burnishing device
CN206154073U (en) High efficiency burnishing machine
JP6503050B1 (en) Tube surface treatment device
CN206567959U (en) Curved tube polishing machine
JP2019118964A (en) Pipe inner surface treatment device
CN110640570A (en) Pipeline inner wall reducing polishing method
CN105108593A (en) Polishing device for automobile wheel hub
CN104149011A (en) Belt sander
CN206567963U (en) Curved tube automatic polishing machine
CN206588746U (en) Bend pipe polishing machine
CN108942606B (en) Multi-wheel light cleaning device
CN205021335U (en) Automobile wheel hub grinding device
CN107553286A (en) Axle grinding apparatus
CN207888337U (en) A kind of multistation bearing race burnishing device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20171027

Effective date of abandoning: 20221018

AV01 Patent right actively abandoned

Granted publication date: 20171027

Effective date of abandoning: 20221018