CN212044083U - Flange piece surface polishing equipment - Google Patents

Flange piece surface polishing equipment Download PDF

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Publication number
CN212044083U
CN212044083U CN202020320710.3U CN202020320710U CN212044083U CN 212044083 U CN212044083 U CN 212044083U CN 202020320710 U CN202020320710 U CN 202020320710U CN 212044083 U CN212044083 U CN 212044083U
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CN
China
Prior art keywords
multiunit
sets
groups
flange
lifting
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.)
Expired - Fee Related
Application number
CN202020320710.3U
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Chinese (zh)
Inventor
肖宁
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.)
Hebei Guanghao Pipe Fitting Co ltd
Original Assignee
Hebei Guanghao Pipe Fitting 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 Hebei Guanghao Pipe Fitting Co ltd filed Critical Hebei Guanghao Pipe Fitting Co ltd
Priority to CN202020320710.3U priority Critical patent/CN212044083U/en
Application granted granted Critical
Publication of CN212044083U publication Critical patent/CN212044083U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the technical field of flange sheet processing accessories, in particular to a flange sheet surface polishing device, which can simultaneously polish a plurality of flange sheets, conveniently fix the flange sheets and ensure the stability of a flange sheet polishing stone, thereby ensuring the polishing effect on the flange sheet surface and improving the practicability; still include the carousel, the rotating electrical machines, speed reducer and rotation axis, the top of carousel is provided with the circular recess to be provided with fixing device in the circular recess, fixing device includes fixed case, multiunit solid fixed splint, multiunit movable splint, the pivot, multiunit screwed pipe and multiunit threaded rod, multiunit movable splint set up with multiunit solid fixed splint respectively relatively, and the inside of fixed case is provided with places the chamber, still includes first ball bearing, second ball bearing, initiative cone pulley, multiunit third ball bearing and multiunit driven cone pulley.

Description

Flange piece surface polishing equipment
Technical Field
The utility model relates to a flange piece processing auxiliary device's technical field especially relates to a flange piece surface finish equipment.
Background
As is well known, a flange plate surface polishing device is an auxiliary device for polishing an end surface of a flange plate to improve the aesthetic property and the sealing property thereof, and is widely used in the field of machining; the existing flange piece surface polishing equipment only polishes one flange piece at a time, the fixing effect on the flange piece is poor, and the flange piece is easy to deviate due to friction in the polishing process, so that the polishing effect on the surface of the flange piece is influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a once can polish a plurality of flange pieces simultaneously, conveniently fix the flange piece, guarantee the stability of flange piece polishing stone to guarantee the polishing effect on flange piece surface, improve the flange piece surface finish equipment of practicality.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a flange sheet surface polishing device comprises a rack, wherein a door-shaped frame is arranged on the rack, and a lifting polishing device is arranged on the door-shaped frame; the rotary table is characterized by further comprising a rotary table, a rotary motor and a speed reducer, wherein the rotary motor and the speed reducer are both arranged at the bottom end of the frame, the speed reducer is arranged at the output end of the rotary motor, a rotating shaft is arranged at the output end of the top of the speed reducer, the top end of the rotating shaft penetrates through the frame and is fixedly connected with the middle of the bottom end of the rotary table, a circular groove is formed in the top of the rotary table, a fixing device is arranged in the circular groove and comprises a fixing box, a plurality of groups of fixing clamping plates, a plurality of groups of movable clamping plates, a rotating shaft, a plurality of groups of threaded pipes and a plurality of groups of threaded rods, the plurality of groups of fixing clamping plates are uniformly arranged on the side wall of the circular groove at equal angles, the bottom end of the fixing box is fixedly connected with the middle of the inner bottom, a first mounting through hole is arranged in the middle of the top end of the fixed box, a second ball bearing is fixedly mounted in the first mounting through hole, the bottom end of the rotating shaft penetrates through the second ball bearing to extend into the placing cavity and be inserted into the first ball bearing, a driving cone pulley is arranged on the rotating shaft, a plurality of groups of second mounting through holes are arranged on the side wall of the fixed box, third ball bearings are fixedly mounted in the plurality of groups of second mounting through holes, one end of each group of threaded pipes penetrates through the plurality of groups of third ball bearings to extend into the placing cavity respectively, driven cone pulleys are arranged at the ends of the plurality of groups of threaded pipes positioned in the placing cavity, the plurality of groups of driven cone pulleys are meshed with the driving cone pulleys, one end of each group of threaded rods is fixedly connected with one end of each group of movable clamping plates facing the fixed box, the other end of each group of the plurality of threaded rods is inserted into and screwed into the inner part of one end, the bottom ends of the plurality of groups of movable clamping plates are all tightly attached to the inner bottom wall of the circular groove, and the plurality of groups of movable clamping plates are respectively arranged opposite to the plurality of groups of fixed clamping plates.
Preferably, be provided with the spacing groove that the multiunit set up along circular slot direction of radius on the interior diapire of circular slot, the bottom of multiunit activity splint all is provided with spacing slider, the multiunit spacing slider slides respectively and sets up in the multiunit spacing inslot.
Preferably, the opposite sides of the fixed clamping plate and the movable clamping plate are provided with trapezoidal fixing grooves.
Preferably, a rotating hand wheel is arranged at the top end of the rotating shaft.
Preferably, the lifting polishing device comprises a lifting cylinder, a lifting plate and a case, the lifting cylinder is installed at the top end of the door-shaped frame, a lifting rod is arranged at the bottom output end of the lifting cylinder, the bottom end of the lifting rod penetrates through the door-shaped frame and is fixedly connected with the middle part of the top end of the lifting plate, the case is installed at the bottom end of the lifting plate, a polishing motor is arranged inside the case, a transmission shaft is arranged at the bottom output end of the polishing motor, the bottom end of the transmission shaft penetrates through the case, and a polishing grinding wheel is arranged at the bottom end of the transmission shaft.
Preferably, the bottom of lifter plate is provided with two sets of horizontal linear guide to all slide on two sets of linear guide and be provided with the sliding block, two sets of the sliding block respectively with the first half region and the second half region fixed connection on quick-witted case top, the top of lifter plate is provided with the multiple set and carries out the fixed fixing bolt to the quick-witted case.
Preferably, still include two sets of gag lever posts, the left end and the right-hand member of lifter plate all are provided with the spacing hole of lining up from top to bottom, the bottom of two sets of gag lever posts all with the top fixed connection of frame, the top of two sets of gag lever posts passes two sets of spacing holes respectively and with the inboard fixed connection of door type frame, and two sets of gag lever posts are parallel to each other.
Preferably, one side of the case is provided with a maintenance door and a heat dissipation hole.
(III) advantageous effects
Compared with the prior art, the utility model provides a flange piece surface finish equipment possesses following beneficial effect:
1. according to the flange sheet surface polishing equipment, a flange sheet can be placed between a fixed clamp plate and a movable clamp plate, a plurality of flange sheets can be placed in a circular groove at one time, then the flange sheets are driven to rotate by rotating a rotating shaft and a driving conical wheel, a plurality of groups of driven conical wheels and a plurality of groups of threaded pipes are driven to rotate by the driving conical wheel, the movable clamp plate is driven to move towards the fixed clamp plate by matching the threaded pipes and threaded rods, the flange sheet in the middle is clamped and fixed by the fixed clamp plate and the movable clamp plate, the flange sheet is convenient to fix, the stability of a flange sheet polishing stone is ensured, the polishing effect on the surface of the flange sheet is ensured, and the;
2. this flange piece surface finish equipment drives the carousel through rotating electrical machines and slowly rotates to can once only polish a plurality of flange pieces on the carousel, once can polish a plurality of flange pieces simultaneously, improve work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is a schematic top view of the turntable of the present invention;
FIG. 4 is a schematic structural view of the inside of the fixing box of the present invention;
FIG. 5 is a schematic perspective view of the movable clamp plate of the present invention;
in the drawings, the reference numbers: 1. a frame; 2. a gantry frame; 3. a turntable; 4. a rotating electric machine; 5. a speed reducer; 6. a rotating shaft; 7. a circular groove; 8. a fixed box; 9. fixing the clamping plate; 10. a movable splint; 11. a rotating shaft; 12. a threaded pipe; 13. a threaded rod; 14. a first ball bearing; 15. a second ball bearing; 16. a driving cone wheel; 17. a third ball bearing; 18. a driven conical wheel; 19. a limiting groove; 20. a limiting slide block; 21. fixing grooves; 22. rotating a hand wheel; 23. a lifting cylinder; 24. a lifting plate; 25. a chassis; 26. a lifting rod; 27. polishing the motor; 28. polishing the grinding wheel; 29. a linear guide rail; 30. a slider; 31. a limiting rod; 32. and (7) maintaining the door.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention relates to a flange surface polishing apparatus, which comprises a frame 1, wherein a gantry 2 is disposed on the frame 1, and a lifting polishing device is disposed on the gantry 2; the rotary table is characterized by further comprising a rotary table 3, a rotary motor 4 and a speed reducer 5, wherein the rotary motor 4 and the speed reducer 5 are both arranged at the bottom end of the machine frame 1, the speed reducer 5 is arranged at the output end of the rotary motor 4, a rotating shaft 6 is arranged at the output end of the top of the speed reducer 5, the top end of the rotating shaft 6 penetrates through the machine frame 1 and is fixedly connected with the middle part of the bottom end of the rotary table 3, a circular groove 7 is arranged at the top of the rotary table 3, a fixing device is arranged in the circular groove 7 and comprises a fixing box 8, a plurality of groups of fixing clamping plates 9, a plurality of groups of movable clamping plates 10, a rotating shaft 11, a plurality of groups of threaded pipes 12 and a plurality of groups of threaded rods 13, the plurality of groups of fixing clamping plates 9 are uniformly arranged on the side wall of the circular groove 7 at equal angles, the bottom end of the fixing, a first ball bearing 14 is fixedly arranged in the mounting groove, a first mounting through hole is arranged in the middle of the top end of the fixed box 8, a second ball bearing 15 is fixedly arranged in the first mounting through hole, the bottom end of the rotating shaft 11 penetrates through the second ball bearing 15 and extends into the placing cavity and is inserted into the first ball bearing 14, a driving conical wheel 16 is arranged on the rotating shaft 11, a plurality of groups of second mounting through holes are arranged on the side wall of the fixed box 8, third ball bearings 17 are fixedly arranged in the plurality of groups of second mounting through holes, one end of each group of threaded pipes 12 penetrates through the plurality of groups of third ball bearings 17 and extends into the placing cavity, driven conical wheels 18 are arranged at one ends of the plurality of groups of threaded pipes 12 positioned in the placing cavity, the plurality of groups of driven conical wheels 18 are all meshed with the driving conical wheels 16, one ends of the plurality of groups of threaded pipes 13 are fixedly connected with one ends of the plurality of movable clamping plates 10 facing the fixed box 8, the other ends of the multiple groups of threaded rods 13 are respectively inserted into and screwed into the multiple groups of threaded pipes 12 positioned inside one end of the outer part of the fixed box 8, the bottom ends of the multiple groups of movable clamping plates 10 are all tightly attached to the inner bottom wall of the circular groove 7, and a plurality of groups of movable clamping plates 10 are respectively arranged opposite to a plurality of groups of fixed clamping plates 9, a plurality of groups of limiting grooves 19 arranged along the radius direction of the circular groove 7 are arranged on the inner bottom wall of the circular groove 7, the bottom ends of the plurality of groups of movable clamping plates 10 are all provided with limiting slide blocks 20, the plurality of groups of limiting slide blocks 20 are respectively arranged in the plurality of groups of limiting grooves 19 in a sliding manner, the opposite sides of the fixed splint 9 and the movable splint 10 are provided with trapezoidal fixed slots 21, flange pieces with different diameters can be clamped and fixed through the trapezoidal fixing grooves 21, the top end of the rotating shaft 11 is provided with the rotating hand wheel 22, and the rotating shaft 11 can be conveniently rotated through the rotating hand wheel 22; the flange pieces can be placed between the fixed clamping plate 9 and the movable clamping plate 10, a plurality of flange pieces can be placed in the circular groove 7 at one time, then the flange pieces rotate through the rotating shaft 11 and the driving conical wheel 16, the driving conical wheel 16 drives a plurality of groups of driven conical wheels 18 and a plurality of groups of threaded pipes 12 to rotate, the threaded pipes 12 and the threaded rods 13 are matched to drive the movable clamping plate 10 to move towards the fixed clamping plate 9, the middle flange pieces are clamped and fixed through the fixed clamping plate 9 and the movable clamping plate 10, the flange pieces are conveniently fixed, and the stability of the polishing stones of the flange pieces is ensured, so that the polishing effect on the surfaces of the flange pieces is ensured, and the practicability is improved; drive carousel 3 through rotating electrical machines 4 and slowly rotate to can once only polish a plurality of flange pieces on the carousel 3, once can polish a plurality of flange pieces simultaneously, improve work efficiency.
The utility model discloses a flange piece surface finish equipment, the lift burnishing device includes lift cylinder 23, lifter plate 24 and quick-witted case 25, lift cylinder 23 installs in the top of door type frame 2, and is provided with lifter 26 at the bottom output of lift cylinder 23, the bottom of lifter 26 passes door type frame 2 and with lifter plate 24's top middle part fixed connection, quick-witted case 25 installs in lifter plate 24's bottom, and is provided with polishing motor 27 in quick-witted case 25's inside, polishing motor 27's bottom output is provided with the transmission shaft, the bottom of transmission shaft passes quick-witted case 25, and is provided with the buffing wheel 28 in the bottom of transmission shaft, lifter plate 24's bottom is provided with two sets of horizontal linear guide 29 to the sliding block 30 that is provided with all sliding on two sets of linear guide 29, two sets of sliding block 30 respectively with the first half region and the latter half regional fixed connection on quick-witted case 25 top, the top end of the lifting plate 24 is provided with a plurality of fixing bolts for fixing the case 25, the lifting cylinder 23 drives the lifting rod 26, the lifting rod 26 drives the lifting plate 24 and the case 25 to move up and down, the case 25 can be transversely adjusted through the matching of the linear guide rail 29 and the sliding block 30, the end face of a flange plate can be polished by the polishing grinding wheel 28, the polishing machine further comprises two groups of limiting rods 31, the left end and the right end of the lifting plate 24 are respectively provided with a limiting hole which is communicated up and down, the bottom ends of the two groups of limiting rods 31 are respectively fixedly connected with the top end of the frame 1, the top ends of the two groups of limiting rods 31 respectively penetrate through the two groups of limiting holes and are fixedly connected with the inner side of the door type frame 2, the two groups of limiting rods 31 are parallel to each other; through the stability when gag lever post 31 guarantees lifter plate 24 and goes up and down, conveniently maintain polishing motor 27 through maintenance door 32, dispel the heat for polishing motor 27 through the louvre.
The utility model discloses a flange piece surface finish equipment, when using, place the flange piece between solid fixed splint 9 and movable splint 10, can once place a plurality of flange pieces in circular slot 7, then rotate through rotating shaft 11 and initiative cone pulley 16, drive multiunit driven cone pulley 18 and multiunit screwed pipe 12 through initiative cone pulley 16 and rotate, drive movable splint 10 and move to solid fixed splint 9 through screwed pipe 12 and threaded rod 13 cooperation, fix the flange piece clamp in the middle of through solid fixed splint 9 and movable splint 10, conveniently fix the flange piece, guarantee the stability of flange piece polishing stone, thereby guarantee the polishing effect to the flange piece surface, improve the practicality; drive carousel 3 through rotating electrical machines 4 and slowly rotate, thereby can polish a plurality of flange pieces on disposable carousel 3, once can polish a plurality of flange pieces simultaneously, and the work efficiency is improved, through 23 drive lifter 26 of lift cylinder, lifter 26 drives lifter plate 24 and quick-witted case 25 and reciprocates, cooperation through linear guide 29 and sliding block 30, can carry out the horizontal adjustment to quick-witted case 25, guarantee that buffing wheel 28 can polish the terminal surface of flange piece, can press from both sides tightly fixedly to the flange piece of different diameters through trapezoidal fixed slot 21.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A flange sheet surface polishing device comprises a rack (1), wherein a door-shaped frame (2) is arranged on the rack (1), and a lifting polishing device is arranged on the door-shaped frame (2); the device is characterized by further comprising a rotary table (3), a rotary motor (4) and a speed reducer (5), wherein the rotary motor (4) and the speed reducer (5) are both arranged at the bottom end of the rack (1), the speed reducer (5) is arranged at the output end of the rotary motor (4), a rotating shaft (6) is arranged at the output end of the top of the speed reducer (5), the top end of the rotating shaft (6) penetrates through the rack (1) and is fixedly connected with the middle part of the bottom end of the rotary table (3), a circular groove (7) is arranged at the top of the rotary table (3), a fixing device is arranged in the circular groove (7) and comprises a fixing box (8), a plurality of groups of fixing clamping plates (9), a plurality of groups of movable clamping plates (10), a rotating shaft (11), a plurality of groups of threaded pipes (12) and a plurality of groups of threaded rods (13), the plurality of groups of fixing clamping, the bottom end of the fixed box (8) is fixedly connected with the middle part of the inner bottom wall of the circular groove (7), a placing cavity is arranged inside the fixed box (8), a mounting groove is arranged in the middle part of the inner bottom wall of the placing cavity, a first ball bearing (14) is fixedly mounted in the mounting groove, a first mounting through hole is arranged in the middle part of the top end of the fixed box (8), a second ball bearing (15) is fixedly mounted in the first mounting through hole, the bottom end of the rotating shaft (11) penetrates through the second ball bearing (15) to extend into the placing cavity and is inserted into the first ball bearing (14), a driving cone wheel (16) is arranged on the rotating shaft (11), a plurality of groups of second mounting through holes are arranged on the side wall of the fixed box (8), third ball bearings (17) are fixedly mounted in the plurality of groups of second mounting through holes, one end of the plurality of groups of threaded pipes (12) penetrates through the plurality of groups of third ball bearings (17) respectively to extend into the placing cavity, and lie in the one end of placing intracavity portion at multiunit screwed pipe (12) and all be provided with driven cone pulley (18), multiunit driven cone pulley (18) all meshes with initiative cone pulley (16), the one end of multiunit threaded rod (13) respectively with multiunit movable clamp plate (10) towards the one end fixed connection of fixed box (8), the other end of multiunit threaded rod (13) inserts respectively and the spiral shell is located the inside of fixed box (8) outside one end to multiunit screwed pipe (12), the bottom of multiunit movable clamp plate (10) all pastes tightly with the interior diapire of circular recess (7) to multiunit movable clamp plate (10) set up with multiunit fixed clamp plate (9) respectively relatively.
2. The flange plate surface polishing device according to claim 1, wherein a plurality of sets of limiting grooves (19) arranged along the radius direction of the circular groove (7) are arranged on the inner bottom wall of the circular groove (7), limiting sliding blocks (20) are arranged at the bottom ends of the plurality of sets of movable clamping plates (10), and the plurality of sets of limiting sliding blocks (20) are respectively arranged in the plurality of sets of limiting grooves (19) in a sliding manner.
3. A flange plate surface finishing apparatus according to claim 1, wherein the opposite sides of the fixed clamping plate (9) and the movable clamping plate (10) are provided with trapezoidal fixing grooves (21).
4. A flange plate surface polishing device according to claim 1, characterized in that the top end of the rotating shaft (11) is provided with a rotating hand wheel (22).
5. The flange plate surface polishing device according to claim 1, wherein the lifting polishing device comprises a lifting cylinder (23), a lifting plate (24) and a case (25), the lifting cylinder (23) is installed at the top end of the door-shaped frame (2), a lifting rod (26) is arranged at the bottom output end of the lifting cylinder (23), the bottom end of the lifting rod (26) penetrates through the door-shaped frame (2) and is fixedly connected with the middle part of the top end of the lifting plate (24), the case (25) is installed at the bottom end of the lifting plate (24), a polishing motor (27) is arranged inside the case (25), a transmission shaft is arranged at the bottom output end of the polishing motor (27), the bottom end of the transmission shaft penetrates through the case (25), and a polishing grinding wheel (28) is arranged at the bottom end of the transmission shaft.
6. A flange plate surface polishing device according to claim 5, characterized in that two sets of transverse linear guide rails (29) are arranged at the bottom end of the lifting plate (24), sliding blocks (30) are arranged on the two sets of linear guide rails (29) in a sliding manner, the two sets of sliding blocks (30) are fixedly connected with the front half area and the rear half area of the top end of the machine box (25), respectively, and a plurality of sets of fixing bolts for fixing the machine box (25) are arranged at the top end of the lifting plate (24).
7. A flange plate surface polishing device according to claim 5, characterized by further comprising two sets of limiting rods (31), wherein the left end and the right end of the lifting plate (24) are respectively provided with a limiting hole which penetrates through the upper end and the lower end, the bottom ends of the two sets of limiting rods (31) are respectively fixedly connected with the top end of the frame (1), the top ends of the two sets of limiting rods (31) respectively penetrate through the two sets of limiting holes and are fixedly connected with the inner side of the door-shaped frame (2), and the two sets of limiting rods (31) are parallel to each other.
8. A flange plate surface polishing device according to claim 5, characterized in that one side of the cabinet (25) is provided with a maintenance door (32) and a heat dissipation hole.
CN202020320710.3U 2020-03-16 2020-03-16 Flange piece surface polishing equipment Expired - Fee Related CN212044083U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020320710.3U CN212044083U (en) 2020-03-16 2020-03-16 Flange piece surface polishing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020320710.3U CN212044083U (en) 2020-03-16 2020-03-16 Flange piece surface polishing equipment

Publications (1)

Publication Number Publication Date
CN212044083U true CN212044083U (en) 2020-12-01

Family

ID=73531216

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020320710.3U Expired - Fee Related CN212044083U (en) 2020-03-16 2020-03-16 Flange piece surface polishing equipment

Country Status (1)

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CN (1) CN212044083U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113334236A (en) * 2021-08-09 2021-09-03 海门市力岚轴承科技有限公司 Be used for bearing ball processing rounding device
CN114012449A (en) * 2021-11-15 2022-02-08 中山市康迪斯威科技有限公司 Metal part surface treatment equipment and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113334236A (en) * 2021-08-09 2021-09-03 海门市力岚轴承科技有限公司 Be used for bearing ball processing rounding device
CN113334236B (en) * 2021-08-09 2021-10-01 海门市力岚轴承科技有限公司 Be used for bearing ball processing rounding device
CN114012449A (en) * 2021-11-15 2022-02-08 中山市康迪斯威科技有限公司 Metal part surface treatment equipment and method

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Granted publication date: 20201201