CN113681407A - Polishing apparatus for ring-shaped workpiece - Google Patents
Polishing apparatus for ring-shaped workpiece Download PDFInfo
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- CN113681407A CN113681407A CN202111052607.0A CN202111052607A CN113681407A CN 113681407 A CN113681407 A CN 113681407A CN 202111052607 A CN202111052607 A CN 202111052607A CN 113681407 A CN113681407 A CN 113681407A
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- polishing
- servo motor
- rod
- box body
- shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/08—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section
- B24B19/11—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section for grinding the circumferential surface of rings, e.g. piston rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/12—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces both externally and internally with several grinding wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
- B24B5/355—Feeding means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses polishing equipment for an annular workpiece, and relates to the technical field of polishing of agricultural machinery workpieces. The polishing device comprises a polishing box body, wherein a lifting mechanism is arranged at the top in the polishing box body; the bottom end of the lifting mechanism is provided with a rotating disc; an inner ring polishing mechanism, an outer ring polishing mechanism and a clamping mechanism B are annularly and uniformly arranged on the rotating disc; a rotating mechanism for driving the rotating disc to rotate is arranged at the inner top of the polishing box body; a clamping mechanism A is arranged on the support plate corresponding to the feed inlet; the clamping and grabbing mechanism A comprises a servo motor A and a supporting disk. The clamping and grabbing mechanism A can fix the inner ring of the annular workpiece and the outer ring of the annular workpiece; polishing and grinding the outer ring and the inner ring of the annular workpiece at the same station; the outer ring polishing, the inner ring polishing and the grabbing and releasing are sequentially carried out through the outer ring polishing mechanism, the inner ring polishing mechanism and the clamping and grabbing mechanism B, and the outer ring polishing is carried out on a new annular workpiece without interval connection; the operation process is simplified, and the polishing efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of polishing of agricultural machinery workpieces, and particularly relates to polishing equipment for an annular workpiece.
Background
Annular workpieces such as inner rings and outer rings of bearings, iron rings, ferrules and the like are often required to be used in agricultural machinery workpieces. In the actual production process of the annular workpiece, the inner surface and the outer surface of the annular workpiece need to be ground and polished. The existing grinding and polishing equipment for the annular workpiece often needs to firstly adopt a supporting claw structure to support an inner ring of the annular workpiece and grind the outer part of the annular workpiece; then, the grabbing structure is adopted to grab and move the annular workpiece to the clamping jaw structure, the outer ring of the annular workpiece is clamped through the clamping jaw structure, and then the interior of the annular workpiece is polished. And finally, the annular workpiece is removed through the grabbing structure.
In the polishing process, the supporting claw structure, the clamping claw structure, the grabbing structure and the polishing mechanism are controlled to polish in an intelligent mode, so that the polishing efficiency is improved to a certain extent; however, when the inner ring polishing and the outer ring polishing are switched, the annular workpiece needs to be clamped by the grabbing structure from the supporting claw structure and then released to the clamping claw structure; namely, the operation stations need to be converted; the process is tedious and the efficiency is reduced. Accordingly, the present invention provides a polishing apparatus for an annular workpiece.
Disclosure of Invention
The invention aims to provide polishing equipment for an annular workpiece, wherein a clamping and grabbing mechanism A can fix an inner ring of the annular workpiece and an outer ring of the annular workpiece; the polishing device has the advantages that the polishing device can polish the outer ring and the inner ring of the annular workpiece at the same station, and the problem that the polishing process of the existing annular workpiece is complicated and the efficiency is low is solved.
In order to solve the technical problems, the invention is realized by the following technical scheme: the present invention is a polishing apparatus for an annular workpiece, comprising: the top in the polishing box body is provided with a lifting mechanism; the bottom end of the lifting mechanism is provided with a rotating disc; an inner ring polishing mechanism, an outer ring polishing mechanism and a clamping mechanism B which can rotate are annularly and uniformly arranged on the rotating disc; a rotating mechanism for driving the rotating disc to rotate is mounted at the top in the polishing box body; the front side and the rear side of the polishing box body are respectively provided with a feed inlet and a discharge outlet; a supporting plate is arranged at the lower part in the polishing box body; and a clamping and grabbing mechanism A is arranged at a position corresponding to the feeding hole on the supporting plate.
The clamping and grabbing mechanism A comprises a servo motor A and a supporting disk; the servo motor A and the supporting disk are fixedly arranged on the supporting plate; the output end of the servo motor A is rotatably arranged with the support disc; a plurality of strip-shaped sliding holes are uniformly distributed on the upper surface of the supporting plate in the radial direction; a T-shaped sliding block and an L-shaped limiting rod are arranged in the strip-shaped sliding hole in a sliding mode; a plurality of connecting rod structures are uniformly distributed and fixed at the output end of the servo motor A in the circumferential direction; the other end of the connecting rod structure is hinged to one side face of the T-shaped sliding block; the other side surface of the T-shaped sliding block is fixedly provided with a push rod and a fixed end hinged with an electric telescopic rod from bottom to top; the other end of the push rod is hinged to the bottom of a side lever A of the L-shaped limiting rod; the output end of the electric telescopic rod is hinged to the top of a side rod A of the L-shaped limiting rod; the clamping mechanism B and the clamping mechanism A are identical in structure, and the clamping mechanism B is arranged on the rotary disc in an inverted mode relative to the clamping mechanism A.
As a preferred technical scheme, horizontal sliding grooves are symmetrically formed in two sides of the strip-shaped sliding hole; and two ends of the T-shaped sliding block are correspondingly and slidably arranged in the horizontal sliding groove.
As a preferred technical solution, the link structure includes a first link and a second link; a first connecting rod is annularly and fixedly arranged on the peripheral side of the output end of the servo motor A; the other end of the first connecting rod is hinged with a second connecting rod; the other end of the second connecting rod is hinged to one side face of the T-shaped sliding block.
As a preferable technical scheme, a limiting sliding groove is formed in the outer side surface of a side rod A of the L-shaped limiting rod; one end of the push rod is hinged between the two side walls at the bottom of the limiting sliding chute; the output end of the electric telescopic rod is hinged between two side walls at the top of the limiting sliding chute; the push rod and two ends of a hinge shaft of the L-shaped limiting rod are correspondingly and slidably arranged in the horizontal sliding groove.
As a preferred technical solution, the supporting plate comprises a horizontal plate and an inclined plate which are connected with each other; the clamping and grabbing mechanism A is arranged on a horizontal plate, and the horizontal plate is connected with the bottom of the feeding hole; the bottom end of the inclined plate is connected with the bottom of the discharge hole.
As a preferred technical solution, the lifting mechanism includes a hydraulic telescopic cylinder and a boom; the hydraulic telescopic cylinder is arranged at the top in the polishing box body; the output end of the hydraulic telescopic cylinder is connected with a suspender; the bottom end of the suspender is connected with the rotating disc.
As a preferred technical solution, the rotating mechanism includes a servo motor C, a driving gear and a sliding gear; the servo motor C is arranged at the top in the polishing box body; the output end of the servo motor C is connected with a driving gear; the sliding gear is arranged on the periphery of the suspender; the driving gear is meshed with the sliding gear.
As a preferred technical scheme, a plurality of high-pressure air nozzles distributed in a matrix manner are arranged on the inner side surface of the polishing box body; the position of the high-pressure gas nozzle corresponds to the inclined plate of the supporting plate.
As a preferred technical scheme, an exhaust fan is arranged on the outer side surface of the polishing box body; the air inlet of the exhaust fan is communicated with the interior of the polishing box body through a vent pipe; the air outlet of the exhaust fan is connected with a dust bag; the exhaust fan is communicated with the polishing box body and is positioned above the inclined plate.
As a preferred technical scheme, the inner ring polishing mechanism and the outer ring polishing mechanism both comprise a servo motor B; the output end of a servo motor B of the inner ring grinding mechanism is connected with an inner polishing grinding head; and the output end of a servo motor B of the outer ring grinding mechanism is connected with an outer polishing sleeve head.
The invention has the following beneficial effects: firstly, a clamping and grabbing mechanism A fastens an inner ring of an annular workpiece and polishes an outer ring of the annular workpiece through an outer polishing sleeve head, and then the clamping and grabbing mechanism A fastens the outer ring of the annular workpiece and polishes the inner ring of the annular workpiece through an inner polishing grinding head; grabbing the annular workpiece above the inclined plate by a clamping and grabbing mechanism B and releasing the annular workpiece for collection; simultaneously, grinding the outer ring of the new annular workpiece without interval connection; in the whole process, an annular workpiece does not need to be grabbed between outer ring polishing and inner ring polishing, and the operation position is changed; the operation process is simplified, and the polishing efficiency is improved.
According to the invention, the servo motor A drives the L-shaped limiting rod to move outwards and tightly props against the inner ring of the annular workpiece so as to stably fasten the annular workpiece; meanwhile, the servo motor A drives the L-shaped limiting rod to move outwards when the electric telescopic rod contracts, the servo motor A drives the L-shaped limiting rod to approach to the center of the supporting disk, and the L-shaped limiting rod tightly pushes the outer ring of the annular workpiece to stably fix the annular workpiece; therefore, the polishing and grinding of the outer ring and the inner ring of the annular workpiece can be realized at the same station, and the operation process is simplified.
The high-pressure air jet head blows away polishing debris on each part and cools each part at the same time through cold air sprayed by the high-pressure air jet head; simultaneously, the piece in with the polishing box is taken out and is collected through the dust bag through the air exhauster, avoids the piece to pile up the influence effect of polishing.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a polishing apparatus for an annular workpiece according to the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a cross-sectional view a-a of fig. 2.
Fig. 4 is an enlarged view of a in fig. 3.
FIG. 5 is a schematic view showing the internal structure of a polishing tank of the polishing apparatus for an annular workpiece according to the present invention.
Fig. 6 is a schematic structural view of the catching mechanism a of the present invention.
Fig. 7 is an enlarged view of B in fig. 6.
In the drawings, the components represented by the respective reference numerals are listed below: 1. polishing box, 11, feed inlet, 12, discharge outlet, 13, high-pressure jet head, 14, exhaust fan, 141, vent pipe, 2, rotating disc, 3, support plate, 31, horizontal plate, 32, inclined plate, 41, servo motor A, 411, first connecting rod, 412, second connecting rod, 42, support plate, 421, bar-shaped slide hole, 422, horizontal sliding groove, 43, T-shaped sliding block, 44, L-shaped limiting rod, 441, limiting sliding groove, 45, push rod, 46, electric telescopic rod, 51, hydraulic telescopic cylinder, 52, suspension rod, 61, servo motor C, 62, driving gear, 63, sliding gear, 7, servo motor B, 71, internal polishing grinding head, 72 and external polishing sleeve head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open," "upper," "middle," "length," "inner," and the like are used in an orientation or positional relationship for convenience in describing the present invention and for simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1 to 7, the present invention is a polishing apparatus for an annular workpiece, comprising: a lifting mechanism is arranged at the top in the polishing box body 1; the bottom end of the lifting mechanism is provided with a rotating disc 2; specifically, the lifting mechanism includes a hydraulic telescopic cylinder 51 and a boom 52; the hydraulic telescopic cylinder 51 is arranged at the top in the polishing box body 1; the output end of the hydraulic telescopic cylinder 51 is connected with a suspender 52; the bottom end of the suspender 52 is connected with the rotating disc 2; an inner ring polishing mechanism, an outer ring polishing mechanism and a clamping mechanism B which can rotate are annularly and uniformly arranged on the rotating disc 2; specifically, the inner ring polishing mechanism and the outer ring polishing mechanism both comprise a servo motor B7; the output end of a servo motor B7 of the inner ring grinding mechanism is connected with an inner polishing grinding head 71; the output end of a servo motor B7 of the outer ring grinding mechanism is connected with the outer polishing sleeve head 72; the outer ring polishing mechanism, the inner ring polishing mechanism and the clamping and grabbing mechanism B are sequentially arranged clockwise, so that when polishing is carried out, inner ring polishing and inner ring polishing are sequentially carried out on annular workpieces on the clamping and grabbing mechanism A, and the annular workpieces are grabbed and released onto the inclined plate 32; a rotating mechanism for driving the rotating disc 2 to rotate is arranged at the top in the polishing box body 1; specifically, the rotating mechanism comprises a servo motor C61, a driving gear 62 and a sliding gear 63; the servo motor C61 is arranged at the top in the polishing box body 1; the output end of the servo motor B7 is connected with the driving gear 62; a sliding gear 63 is mounted on the periphery of the boom 52; the driving gear 62 is meshed with the sliding gear 63; when in use, the height of the rotating disc 2 is adjusted through the expansion and contraction of the hydraulic expansion cylinder 51; the servo motor C61 rotates the driving gear 62 and the sliding gear 63, and further drives the boom 52 and the boom 52.
Referring to fig. 1 and 5, a feed inlet 11 and a discharge outlet 12 are respectively formed on the front and rear side surfaces of the polishing box 1; a supporting plate 3 is arranged at the lower part in the polishing box body 1; a clamping and grabbing mechanism A is arranged on the supporting plate 3 at a position corresponding to the feed port 11; specifically, the support plate 3 includes a horizontal plate 31 and an inclined plate 32 connected to each other; the clamping mechanism A is arranged on the horizontal plate 31, and the horizontal plate 31 is connected with the bottom of the feed port 11; the bottom end of the inclined plate 32 is connected with the bottom of the discharge hole 12; when annular work piece through outer lane polishing and the back of inner circle polishing, the card is grabbed mechanism A and is grabbed annular work piece and release at hang plate 32, and annular work piece follows hang plate 32 roll-off, and the operating personnel of being convenient for collects.
Referring to fig. 6-7, the catching mechanism a includes a servo motor a41 and a supporting plate 42; the servo motor A41 and the supporting disk 42 are both fixedly arranged on the supporting plate 3; the output end of the servo motor A41 is rotatably mounted with the support disc 42; specifically, the servo motor a41 is fixed on the support plate 3 through a flange on the peripheral side thereof; the supporting disc 42 is positioned above the supporting plate 3, and the supporting disc 42 is connected with the supporting plate 3 through a plurality of vertical connecting rods; specifically, the link structure includes a first link 411 and a second link 412; a first connecting rod 411 is annularly and fixedly arranged on the peripheral side of the output end of the servo motor A41; the other end of the first connecting rod 411 is hinged with a second connecting rod 412; the other end of the second link 412 is hinged to one side of the T-shaped slider 43.
A plurality of strip-shaped sliding holes 421 are uniformly distributed on the upper surface of the supporting plate 42 in the radial direction; a T-shaped sliding block 43 and an L-shaped limiting rod 44 are arranged in the strip-shaped sliding hole 421 in a sliding mode; specifically, horizontal sliding grooves 422 are symmetrically formed in two sides of the strip-shaped sliding hole 421; two ends of the T-shaped sliding block 43 are correspondingly and slidably arranged in the horizontal sliding groove 422. A plurality of connecting rod structures are uniformly distributed and fixed at the output end of the servo motor A41 in the circumferential direction; the other end of the connecting rod structure is hinged on one side surface of the T-shaped sliding block 43; the other side surface of the T-shaped sliding block 43 is fixedly provided with a push rod 45 and a fixed end hinged with an electric telescopic rod 46 from bottom to top; the other end of the push rod 45 is hinged to the bottom of a side rod A of the L-shaped limiting rod 44; the output end of the electric telescopic rod 46 is hinged to the top of the side rod A of the L-shaped limiting rod 44; specifically, a limiting sliding groove 441 is formed in the outer side surface of the side lever a of the L-shaped limiting rod 44; one end of the push rod 45 is hinged between the two side walls of the bottom of the limiting sliding groove 441; the output end of the electric telescopic rod 46 is hinged between the two side walls at the top of the limiting sliding groove 441; the push rod 45 and the two ends of the hinge shaft of the L-shaped limiting rod 44 are correspondingly and slidably arranged in the horizontal sliding groove 422, and actually, the height of the T-shaped sliding block 43 and the height of the L-shaped limiting rod 44 in different states are both lower than the height of the annular workpiece, so that the T-shaped sliding block and the L-shaped limiting rod are not influenced during polishing and grinding; when the side rod A of the L-shaped limiting rod 44 is horizontal, the push rod 45 and the electric telescopic rod 46 are matched in the limiting sliding groove 441; in addition, when any side rod of the L-shaped limiting rod 44 is horizontally and slidably installed in the horizontal sliding groove 422, the side rod is not higher than the supporting plate 42, so that the annular workpiece can be stably supported.
Referring to fig. 5, the catching mechanism B has the same structure as the catching mechanism a, and the catching mechanism B is mounted on the rotary plate 2 in an inverted manner with respect to the catching mechanism a; correspondingly, the servo motor A41 is fixed on the rotary disc 2 through a flange on the peripheral side of the servo motor A41, and the supporting disc 42 is installed on the lower side of the rotary disc 2 through a plurality of vertical connecting rods; in addition, the polishing box body 1 is also provided with an intelligent controller, the intelligent controller executes a control program to control the lifting mechanism to lift, the rotating mechanism to rotate, the clamping and grabbing mechanism A to fasten the annular workpiece, the clamping and grabbing mechanism B to grab the annular workpiece, the outer ring polishing mechanism to polish the outer ring of the annular workpiece and the inner ring polishing mechanism to polish the inner ring of the annular workpiece.
The working principle of the invention is as follows: in an initial state, the outer ring polishing mechanism corresponds to the clamping and grabbing mechanism A in position, 3L-shaped limiting rods 44 in the clamping and grabbing mechanism A are gathered at the center of a supporting plate 42, an operator places an annular workpiece on the supporting plate 42 from a feeding hole 11, and a servo motor A41 drives the 3L-shaped limiting rods 44 to move outwards and tightly prop against the inner ring of the annular workpiece to stably fix the annular workpiece; the servo motor C61 drives the rotary disc 2 to rotate 120 degrees anticlockwise so that the outer polishing sleeve head 72 corresponds to the annular workpiece, the hydraulic telescopic cylinder 51 extends to enable the outer polishing sleeve head 72 to be sleeved on the outer ring of the annular workpiece, and the servo motor A41 drives the outer polishing sleeve head 72 to polish and polish the outer ring of the annular workpiece.
Then, when the electric telescopic rod 46 contracts, the servo motor A41 drives the 3L-shaped limiting rods 44 to move outwards, the electric telescopic rod 46 winds from the inside of the annular workpiece to the outside of the annular workpiece through the bottom end of the annular workpiece until the side rod A of the L-shaped limiting rod 44 is completely horizontally matched with the strip-shaped slide hole 31, the electric telescopic rod 46 stops contracting, the servo motor A41 drives the 3L-shaped limiting rods 44 to approach to the center of the supporting disk 42, and the 3L-shaped limiting rods 44 tightly push the outer ring of the annular workpiece to stably fix the annular workpiece; in this process, the hydraulic telescopic cylinder 51 is contracted so that the rotary disk 2 is reset to the initial height.
The servo motor C61 drives the rotary disc 2 to rotate 120 degrees anticlockwise, so that the inner polishing grinding head 71 corresponds to the annular workpiece on the clamping and grabbing mechanism A, and the hydraulic telescopic cylinder 51 extends to enable the inner polishing grinding head 71 to be matched with the inner ring of the annular workpiece; the servo motor A41 drives the inner polishing grinding head 71 to grind and polish the inner ring of the annular workpiece; the hydraulic telescopic cylinder 51 is contracted again so that the rotary disk 2 is reset to the original height.
The servo motor C61 drives the rotary disc 2 to rotate 120 degrees anticlockwise, so that the clamping mechanism B corresponds to the annular workpiece on the clamping mechanism A; meanwhile, the servo motor A41 drives 3L-shaped limiting rods 44 to approach to the center of the supporting disc 42; the hydraulic telescopic cylinder 51 extends to enable the 3L-shaped limiting rods 44 in the clamping mechanism B to be positioned on the inner side of the annular workpiece; then, the servo motor a41 in the clamping mechanism B drives 3L-shaped limiting rods 44 to move outwards to grab the annular workpiece.
The hydraulic telescopic cylinder 51 contracts again to enable the rotary disc 2 to reset to the initial height, the servo motor C61 drives the rotary disc 2 to rotate anticlockwise by 120 degrees so that the annular workpiece grabbed by the clamping and grabbing mechanism B is located above the inclined plate 32, and at the moment, the outer polishing sleeve head 72 returns to the initial state again to correspond to the clamping and grabbing mechanism A; an operator places a new annular workpiece on the clamping and grabbing mechanism B; then, the hydraulic telescopic cylinder 51 is extended to enable the ground annular workpiece to be close to the upper part of the inclined plate 32, and meanwhile, the outer polishing sleeve head 72 is matched with the outer ring of the new annular workpiece again; the outer polishing sleeve head 72 polishes the outer ring of the new annular workpiece while the polished annular workpiece is released onto the inclined plate 32; in the whole process, an annular workpiece does not need to be grabbed between outer ring polishing and inner ring polishing, and the operation position is changed; the operation process is simplified, and the polishing efficiency is improved.
Example two:
referring to fig. 1-3, on the basis of the first embodiment, a plurality of high-pressure gas nozzles 13 are installed on the inner side surface of the polishing chamber 1; specifically, the high-pressure air nozzles 13 are communicated with a high-pressure cold air tank through a high-pressure vent pipe; the high-pressure air jet head 13 always faces one of the outer ring grinding mechanism, the inner ring grinding mechanism and the clamping and grabbing mechanism B, and the grinding chips on corresponding parts are blown off by high-pressure cold air sprayed by the high-pressure air jet head 13, and meanwhile, the inner polishing grinding head 71 and the outer polishing sleeve head 72 are cooled, so that the polishing device is convenient and practical; the position of the high-pressure gas nozzle 13 corresponds to the inclined plate 32 of the support plate 3; here, the cold air ejected from the high pressure nozzle 13 is used to blow away polishing debris on the annular workpiece while cooling the annular workpiece.
In addition, an exhaust fan 14 is arranged on the outer side surface of the polishing box body 1; an air inlet of the exhaust fan 14 is communicated with the interior of the polishing box body 1 through a vent pipe 141; the air outlet of the exhaust fan 14 is connected with a dust bag; the place where the exhaust fan 14 is communicated with the polishing box body 1 is positioned above the inclined plate 32; the chips in the polishing box body 1 are extracted by the exhaust fan 14 and collected by the dust collecting bag, so that the chips are prevented from being accumulated to influence the polishing effect.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A polishing apparatus for an annular workpiece, comprising:
the polishing device comprises a polishing box body (1), wherein a lifting mechanism is arranged at the top in the polishing box body (1); the bottom end of the lifting mechanism is provided with a rotating disc (2); an inner ring polishing mechanism, an outer ring polishing mechanism and a clamping mechanism B which can rotate are annularly and uniformly arranged on the rotating disc (2); the top in the polishing box body (1) is provided with a rotating mechanism for driving the rotating disc (2) to rotate;
the front side and the rear side of the polishing box body (1) are respectively provided with a feed inlet (11) and a discharge outlet (12); a supporting plate (3) is arranged at the lower part in the polishing box body (1); a clamping and grabbing mechanism A is arranged on the supporting plate (3) at a position corresponding to the feed port (11);
the clamping and grabbing mechanism A comprises a servo motor A (41) and a supporting plate (42); the servo motor A (41) and the supporting disc (42) are fixedly arranged on the supporting plate (3); the output end of the servo motor A (41) is rotatably arranged with the support disc (42);
a plurality of strip-shaped sliding holes (421) are uniformly distributed on the upper surface of the supporting plate (42) in the radial direction; a T-shaped sliding block (43) and an L-shaped limiting rod (44) are arranged in the strip-shaped sliding hole (421) in a sliding mode; a plurality of connecting rod structures are uniformly distributed and fixed at the output end of the servo motor A (41) in the circumferential direction; the other end of the connecting rod structure is hinged to one side surface of the T-shaped sliding block (43); the other side surface of the T-shaped sliding block (43) is fixedly provided with a push rod (45) and a fixed end hinged with an electric telescopic rod (46) from bottom to top; the other end of the push rod (45) is hinged to the bottom of a side rod A of the L-shaped limiting rod (44); the output end of the electric telescopic rod (46) is hinged to the top of a side rod A of the L-shaped limiting rod (44);
the clamping mechanism B and the clamping mechanism A are identical in structure, and the clamping mechanism B is arranged on the rotating disc (2) in an inverted mode relative to the clamping mechanism A.
2. The polishing apparatus for the ring-shaped workpiece according to claim 1, wherein horizontal sliding grooves (422) are symmetrically formed on both sides of the strip-shaped sliding hole (421); and two ends of the T-shaped sliding block (43) are correspondingly and slidably arranged in the horizontal sliding groove (422).
3. A polishing apparatus for a ring-shaped workpiece according to claim 2, characterized in that the link structure comprises a first link (411) and a second link (412); a first connecting rod (411) is annularly and fixedly arranged on the peripheral side of the output end of the servo motor A (41); the other end of the first connecting rod (411) is hinged with a second connecting rod (412); the other end of the second connecting rod (412) is hinged to one side surface of the T-shaped sliding block (43).
4. The polishing apparatus for the ring-shaped workpiece as set forth in claim 3, wherein a limit slide groove (441) is formed in an outer side surface of a side bar A of the L-shaped limit bar (44); one end of the push rod (45) is hinged between two side walls of the bottom of the limiting sliding groove (441); the output end of the electric telescopic rod (46) is hinged between two side walls at the top of the limiting sliding groove (441); the push rod (45) and two ends of a hinge shaft of the L-shaped limiting rod (44) are correspondingly and slidably arranged in the horizontal sliding groove (422).
5. A polishing apparatus for a ring-shaped workpiece according to claim 1, characterized in that the support plate (3) comprises a horizontal plate (31) and an inclined plate (32) connected to each other; the clamping mechanism A is arranged on a horizontal plate (31), and the horizontal plate (31) is connected with the bottom of the feed port (11); the bottom end of the inclined plate (32) is connected with the bottom of the discharge hole (12).
6. The polishing apparatus for an annular workpiece according to claim 5, wherein the lifting mechanism comprises a hydraulic telescopic cylinder (51) and a boom (52); the hydraulic telescopic cylinder (51) is arranged at the top in the polishing box body (1); the output end of the hydraulic telescopic cylinder (51) is connected with a suspender (52); the bottom end of the suspension rod (52) is connected with the rotating disc (2).
7. The polishing apparatus for an annular workpiece according to claim 6, wherein the rotating mechanism includes a servo motor C (61), a drive gear (62), and a slip gear (63); the servo motor C (61) is arranged at the top in the polishing box body (1); the output end of the servo motor C (61) is connected with a driving gear (62); the sliding gear (63) is arranged on the periphery of the suspender (52); the driving gear (62) is meshed with the sliding gear (63).
8. The polishing apparatus for annular workpieces according to claim 5, characterized in that the inner side of the polishing box (1) is provided with a plurality of high-pressure gas jets (13) distributed in a matrix; the position of the high-pressure gas nozzle (13) corresponds to the inclined plate (32) of the support plate (3).
9. Polishing equipment for annular workpieces according to claim 5, characterized in that the polishing box (1) is externally equipped with a suction fan (14); an air inlet of the exhaust fan (14) is communicated with the interior of the polishing box body (1) through a vent pipe (141); the air outlet of the exhaust fan (14) is connected with a dust bag; the connection part of the exhaust fan (14) and the polishing box body (1) is positioned above the inclined plate (32).
10. The polishing apparatus for an annular workpiece according to claim 1, wherein the inner ring dressing mechanism and the outer ring dressing mechanism each comprise a servo motor B (7); the output end of a servo motor B (7) of the inner ring grinding mechanism is connected with an inner polishing grinding head (71); the output end of a servo motor B (7) of the outer ring grinding mechanism is connected with an outer polishing sleeve head (72).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111052607.0A CN113681407B (en) | 2021-09-09 | 2021-09-09 | Polishing apparatus for ring-shaped workpiece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111052607.0A CN113681407B (en) | 2021-09-09 | 2021-09-09 | Polishing apparatus for ring-shaped workpiece |
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| CN113681407A true CN113681407A (en) | 2021-11-23 |
| CN113681407B CN113681407B (en) | 2022-05-31 |
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| CN202111052607.0A Active CN113681407B (en) | 2021-09-09 | 2021-09-09 | Polishing apparatus for ring-shaped workpiece |
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Cited By (1)
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| CN114952582A (en) * | 2022-07-15 | 2022-08-30 | 苏州圣亚精密机械有限公司 | Polishing equipment for polishing annular workpiece |
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| CN113681407B (en) | 2022-05-31 |
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