Polishing equipment for machining and manufacturing engine piston ring
Technical Field
The invention relates to the technical field of manufacturing of engine piston rings, in particular to polishing equipment for machining and manufacturing engine piston rings.
Background
The piston ring is a metal ring embedded in a piston groove and directly related to the working performance and the service life of an engine, and is divided into two types, namely an air ring and an engine oil ring. The gas ring can be used for sealing combustible mixed gas in the combustion chamber, the oil ring is used for scraping redundant oil on the cylinder, the invention aims at the gas ring, in the manufacturing process of the piston ring, the surface of the piston ring needs to be subjected to chrome plating treatment, however, chrome nodules generated after the chrome plating of the surface can affect the height of the single ring, therefore, accumulated errors are large during group processing, the processing precision is reduced, the piston ring needs to be subjected to chromium nodule removing treatment, the chromium nodules on the excircle of the piston ring need to be removed by personnel through sand paper in the existing chromium-plated piston ring, unevenness is removed manually, the thicknesses of chromium layers after scraping are different, when the personnel remove the chromium nodules, in order to avoid hanging the chromium nodules on other parts, the efficiency is slow, because the thickness of the chromium coating is thin, personnel can easily scrape the chromium coating completely to damage the piston ring, the precision of manual chromium removing is not high, the time consumption is long, and the labor intensity is high.
Disclosure of Invention
In order to solve the problems, the invention provides polishing equipment for processing and manufacturing an engine piston ring, which can solve the problems that in the existing chromium-plated piston ring, personnel need to remove chromium nodules on the outer circle of the piston ring by using abrasive paper, the unevenness is removed manually, the thicknesses of the chromium layers after scraping are different, the efficiency is slow when the personnel remove the chromium nodules in order to avoid hanging the chromium nodules on other parts, the personnel can easily scrape all the chromium layers to damage the piston ring due to the thin thickness of the chromium-plated layer, the precision of the manual chromium nodule removal is low, the consumed time is long, the labor intensity is high, and the like.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an engine piston ring manufacturing is with equipment of polishing, includes mainboard, two edging mechanisms, outside processing mechanism and two cooperation posts, its characterized in that: the upper and lower both ends of mainboard install two edging mechanisms, be provided with two square grooves on the mainboard, the edging mechanism left end that is located the mainboard upper end is provided with the outside and handles the mechanism, the edging mechanism that is located the mainboard lower extreme installs two cooperation posts.
The edge grinding mechanism comprises an auxiliary sliding groove, an auxiliary sliding block, a sliding plate, an auxiliary air cylinder, a limiting block, a telescopic air cylinder, a first rod, two second rods, two third rods, a lifting plate, a sliding column, a sand paper plate, a buffer spring, an air pressing cylinder and a limiting pressing frame, wherein the auxiliary sliding groove is symmetrically arranged on a main plate, the auxiliary sliding groove is connected with the auxiliary sliding block in a sliding fit mode, the auxiliary sliding block is arranged on the sliding plate, the sliding plate is positioned in a square groove, the sliding plate is arranged at the top end of the auxiliary air cylinder through a flange, the bottom end of the auxiliary air cylinder is arranged on the main plate, the right end of the sliding plate is provided with the telescopic air cylinder, the top end of the telescopic air cylinder is arranged on the first rod, the first rod is connected with the right ends of the two second rods through a pin shaft, the left ends of the two second rods are connected with the middle parts of the three second rods through a pin, the lifting plate is connected with the sliding column in a sliding fit mode, the lower end of the sliding column is installed on the sand paper plate, a buffer spring is connected between the sand paper plate and the lifting plate, the upper end of the lifting plate is symmetrically provided with air compression cylinders, the top ends of the air compression cylinders are installed on a limiting compression frame through flanges, during specific work, according to the thickness of the piston ring, the auxiliary air cylinders drive the lifting plate to lift to a proper position, two three rods are inserted into a limiting block to limit under the driving of a telescopic air cylinder, when chromium is removed initially, the local surface of the piston ring is excessively uneven, the sand paper plate polishes the surface of the piston ring to remove the chromium under the assistance of the buffer spring so that the sand paper plate directly polishes the piston ring to damage the surface of the piston ring, when the surface of the piston ring tends to be flat, the air compression cylinders drive the limiting compression frame to press the sliding column to limit, the edging mechanism polishes layer by layer to the upper and lower surface of piston ring until the thickness that accords with the operating requirement, causes the condition of damage to the piston ring when having avoided polishing simultaneously, and reciprocal mill is flat, and the precision is high, and piston ring surface is smooth, and is consuming time short, has reduced intensity of labour, has improved work efficiency.
The sliding column is of a T-shaped structure, so that the sliding column cannot slide out of the lifting plate in a sliding fit mode.
The outer edge processing mechanism comprises two matching blocks, two connecting cylinders, two clamping plates, two threaded columns, a connecting sliding block, a connecting sliding groove, a connecting plate, two rotating motors, an auxiliary telescopic support, a transverse plate, an adjusting cylinder, a fixing frame, a grinding plate and an inserting branch chain, wherein the two matching blocks are arranged at the front end and the rear end of a lifting plate, the connecting cylinders are arranged on the side walls of the matching blocks, the top ends of the connecting cylinders are arranged on the clamping plates, the matching blocks are connected with the threaded columns in a threaded transmission mode, the connecting sliding block is arranged at the left end of each threaded column and connected with the connecting sliding groove in a sliding fit mode, the connecting sliding groove is arranged on the connecting plate, the two rotating motors are arranged on the side walls of the connecting plate through bases, the output shafts of the rotating motors are connected with the threaded columns, the transverse plate is arranged between the two rotating motors and arranged on the connecting plate, an adjusting cylinder is arranged between the auxiliary telescopic bracket and the transverse plate through a pin shaft, an inserting branch chain is arranged at the lower end of the auxiliary telescopic bracket, a grinding plate is arranged on the inner wall of the auxiliary telescopic bracket through a fixing frame, when the auxiliary telescopic bracket is in specific work, the adjusting cylinder drives the auxiliary telescopic bracket to be opened, a worker puts in a piston ring, the adjusting cylinder drives the auxiliary telescopic bracket to carry out angle adjustment to ensure that the telescopic bracket is vertical to the ground, the inserting branch chain is inserted into a matching circular groove to slide, two rotating motors drive two threaded columns to rotate in the same direction, the two threaded columns are connected with two matching blocks through a threaded transmission mode, the grinding plate is gradually close to the outer wall of the piston ring until the grinding plate is tightly attached to the outer wall of the piston ring, the existing orientation adjusting equipment drives the grinding plate to carry out local reciprocating grinding, an outer edge processing mechanism polishes the, the reciprocating grinding is flat, the precision is high, the surface of the piston ring is smooth, the consumed time is short, the labor intensity is reduced, and the working efficiency is improved.
As a preferred technical scheme of the invention, the insertion branched chain comprises two fixed plates, two insertion columns, an insertion cylinder and a connecting plate, wherein the insertion cylinder is installed on the auxiliary telescopic bracket, the top end of the insertion cylinder is installed on the connecting plate, the front end and the rear end of the connecting plate are provided with the two insertion columns, the insertion columns are connected with the fixed plates in a sliding fit manner, the fixed plates are installed on the auxiliary telescopic bracket, when the auxiliary telescopic bracket works specifically, the auxiliary telescopic bracket is adjusted to a proper position, the insertion cylinder drives the two insertion columns to be inserted into the matched circular grooves to slide, and the insertion branched chain assists the outer edge processing mechanism to move left and right.
As a preferred technical scheme of the invention, the limiting pressing frame is of a convex structure, a limiting groove is formed in the limiting pressing frame and corresponds to the sliding column, and the auxiliary limiting pressing frame is used for limiting the sliding column.
As a preferred technical scheme of the invention, the matching block is provided with a thread groove, the outer end of the matching block is provided with an open slot, the clamping plate is positioned in the thread groove, and the thread column is connected with the matching block in a threaded transmission mode.
As a preferred technical scheme of the invention, the grinding plate is of an arc-shaped structure, the upper end and the lower end of the grinding plate are provided with two empty grooves, and the width of each empty groove is larger than that of the sand paper plate, so that the grinding plate can conveniently polish and remove chromium on the outer wall of the piston ring.
As a preferable technical scheme of the invention, a matching circular groove is arranged in the matching column, so that the insertion column is ensured to be inserted into the matching circular groove for sliding matching.
When the piston ring surface is smooth, the pressing cylinder drives the limiting pressing frame to press down and limit the sliding column, the limited sand paper plate grinds the surface of the piston ring back and forth locally, the outer edge processing mechanism starts to work, the adjusting cylinder drives the auxiliary telescopic bracket to open, a person puts the piston ring in, the adjusting cylinder drives the auxiliary telescopic bracket to perform angle adjustment to ensure that the telescopic bracket is vertical to the ground, insert the branch chain and insert and slide in the cooperation circular slot, two rotate the motor and drive two screw thread post syntropy and rotate, two screw thread posts link to each other with two cooperation pieces through threaded transmission mode, grind the board and be close to gradually until hugging closely at the piston ring outer wall, current position adjusting device drives and grinds the board and carry out local reciprocal mill and tie, later, insert the branch chain and begin work, it adjusts suitable position to assist the telescopic bracket, it drives two and inserts the post and insert the cooperation circular slot and slide to insert the cylinder, can realize carrying out the function of supplementary getting rid of to the unnecessary chrome nodule in piston ring surface.
The invention has the beneficial effects that:
1. the invention can solve the problems that the existing chromium-plated piston ring needs personnel to remove the chromium nodules on the outer circle of the piston ring by using abrasive paper, the manual removal is uneven, the thickness of the chromium layer after scraping is different, when the personnel removes the chromium nodules, the efficiency is slow, the personnel can easily scrape the whole chromium layer to damage the piston ring due to the thin thickness of the chromium-plated layer, the precision of the manual chromium nodule removal is not high, the consumed time is long, the labor intensity is high and the like, can realize the function of auxiliary removal of the redundant chromium nodules on the surface of the piston ring, automatically remove the chromium nodules, gradually remove the chromium nodules, avoid the damage to the piston ring, and has the advantages of simple operation, small labor intensity, high working efficiency and the like;
2. the edge grinding mechanism is arranged for grinding the upper surface and the lower surface of the piston ring layer by layer until the thickness meets the working requirement, and meanwhile, the condition that the piston ring is damaged during grinding is avoided;
3. the outer edge processing mechanism is arranged for polishing the outer wall of the piston ring layer by layer until the thickness meets the working requirement, meanwhile, the condition that the piston ring is damaged during polishing is avoided, the piston ring is polished back and forth, the precision is high, the surface of the piston ring is smooth, the consumed time is short, the labor intensity is reduced, and the working efficiency is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a first configuration of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic view of a third construction of the present invention;
fig. 4 is an enlarged view of the X-direction portion of fig. 3 according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1 to 4, a grinding device for processing and manufacturing engine piston rings comprises a main plate 31, two edge grinding mechanisms 32, an outer edge processing mechanism 34 and two matching columns 35, and is characterized in that: two edging mechanisms 32 are installed at the upper and lower both ends of mainboard 31, are provided with two square grooves on mainboard 31, and the edging mechanism 32 left end that is located the mainboard 31 upper end is provided with outside processing mechanism 34, and edging mechanism 32 that is located the mainboard 31 lower extreme installs two cooperation posts 35.
The edge grinding mechanism 32 comprises an auxiliary chute 321, an auxiliary sliding block 322, a sliding plate 323, an auxiliary air cylinder 324, a limiting block 325, a telescopic air cylinder 326, a first rod 327, two second rods 328, two third rods 329, a lifting plate 330, a sliding column 331, a sand paper plate 332, a buffer spring 333, an air pressing cylinder 334 and a limiting pressing frame 335, wherein the auxiliary chute 321 is symmetrically arranged on the main plate 31, the auxiliary chute 321 is connected with the auxiliary sliding block 322 in a sliding fit manner, the auxiliary sliding block 322 is arranged on the sliding plate 323, the sliding plate 323 is positioned in a square groove, the sliding plate 323 is arranged at the top end of the auxiliary air cylinder 324 through a flange, the bottom end of the auxiliary air cylinder 324 is arranged on the main plate 31, the right end of the sliding plate 323 is provided with the telescopic air cylinder 326, the top end of the telescopic air cylinder 326 is arranged on the first rod 327, the first rod 327 is connected with the right ends of the two second rods 328 through a pin shaft, the left end of the second, the outer ends of the three rods 329 are positioned in the limit block 325, the limit block 325 is symmetrically arranged on the side wall of the main plate 31, the left end of the sliding plate 323 is arranged on the lifting plate 330, the lifting plate 330 is connected with the sliding column 331 in a sliding fit manner, the lower end of the sliding column 331 is arranged on the sand paper plate 332, the buffer spring 333 is connected between the sand paper plate 332 and the lifting plate 330, the upper end of the lifting plate 330 is symmetrically provided with the air pressing cylinder 334, the top end of the air pressing cylinder 334 is arranged on the limit pressing frame 335 through a flange, during specific work, the auxiliary cylinder 324 drives the lifting plate 330 to lift to a proper position according to the thickness of the piston ring, the two three rods 329 are inserted into the limit block 325 to limit under the driving of the telescopic cylinder 326, during initial chromium removal, because the local surface of the piston ring is too uneven, the sand paper plate 332 performs sand grinding and chromium removal on the surface of the piston ring under the assistance, when piston ring surface tends to level, air cylinder 334 drives spacing pressure frame 335 and pushes down the slip post 331 spacingly, abrasive paper board 332 after spacing carries out local reciprocal mill to the piston ring surface and levels, edging mechanism 32 carries out the successive layer to the upper and lower surface of piston ring and polishes until the thickness that accords with the operating requirement, the condition of damage has been caused to the piston ring when having avoided polishing simultaneously, reciprocal mill is flat, the precision is high, piston ring surface is smooth, consuming time is short, labor intensity is reduced, and work efficiency is improved.
The sliding column 331 is of a T-shaped structure, so that the sliding column 331 cannot slide out of the lifting plate 330 during sliding fit.
The outer edge processing mechanism 34 comprises two matching blocks 341, two connecting cylinders 342, two clamping plates 343, two threaded columns 344, a connecting slider 345, a connecting chute 346, a connecting plate 347, two rotating motors 348, an auxiliary telescopic bracket 349, a transverse plate 350, an adjusting cylinder 351, a fixing frame 352, a grinding plate 353 and an inserting branch 354, wherein the two matching blocks 341 are installed at the front end and the rear end of the lifting plate 330, the connecting cylinders 342 are installed on the side walls of the matching blocks 341, the top ends of the connecting cylinders 342 are installed on the clamping plates 343, the matching blocks 341 are connected with the threaded columns 344 through a threaded transmission mode, the connecting slider 345 is installed at the left end of the threaded columns 344, the connecting slider 345 is connected with the connecting chute 346 through a sliding fit mode, the connecting chute 346 is installed on the connecting plate 347, the two rotating motors 348 are installed on the side walls of the connecting plate 347 through a base, the output shafts of the rotating motors 348 are connected with the threaded columns 344, a transverse, the transverse plate 350 is installed on the connecting plate 347, the lower end of the connecting plate 347 is provided with an auxiliary telescopic support 349 through a hinge, an adjusting cylinder 351 is installed between the auxiliary telescopic support 349 and the transverse plate 350 through a pin shaft, the lower end of the auxiliary telescopic support 349 is provided with an insertion branch chain 354, the inner wall of the auxiliary telescopic support 349 is provided with a grinding plate 353 through a fixing frame 352, when the device works specifically, the adjusting cylinder 351 drives the auxiliary telescopic support 349 to be opened, a person puts in a piston ring, the adjusting cylinder 351 drives the auxiliary telescopic support 349 to adjust the angle to ensure that the telescopic support 349 is vertical to the ground, the insertion branch chain 354 is inserted into a matching circular groove to slide, two rotating motors 348 drive two threaded columns 344 to rotate in the same direction, the two threaded columns 344 are connected with two matching blocks 341 through a threaded transmission mode, the grinding plate 353 gradually approaches to be tightly attached to the outer wall of the piston ring, the existing orientation, the outer edge processing mechanism 34 polishes the outer wall of the piston ring layer by layer until the thickness meets the working requirement, meanwhile, the condition that the piston ring is damaged during polishing is avoided, the piston ring is polished in a reciprocating mode, the precision is high, the surface of the piston ring is smooth, the consumed time is short, the labor intensity is reduced, and the working efficiency is improved.
The inserting branched chain 354 comprises two fixing plates 3541, two inserting columns 3542, an inserting cylinder 3543 and a connecting plate 3544, the inserting cylinder 3543 is installed on an auxiliary telescopic support 349, the top end of the inserting cylinder 3543 is installed on the connecting plate 3544, the two inserting columns 3542 are installed at the front end and the rear end of the connecting plate 3544, the inserting columns 3542 are connected with the fixing plates 3541 in a sliding fit mode, the fixing plates 3541 are installed on the auxiliary telescopic support 349, during specific work, the auxiliary telescopic support 349 is adjusted to a proper position, the inserting cylinder 3543 drives the two inserting columns 3542 to be inserted into a matched circular groove to slide, and the inserting branched chain 354 assists the outer edge processing mechanism 34 to move left and right.
The limiting pressing frame 335 is of a convex structure, a limiting groove is formed in the limiting pressing frame 335, the limiting groove corresponds to the sliding column 331, and the auxiliary limiting pressing frame 335 limits the sliding column 331.
The matching block 341 is provided with a thread groove, the outer end of the matching block 341 is provided with an open slot, the clamping plate 343 is positioned in the thread groove, and the thread column 344 is connected with the matching block 341 in a threaded transmission mode.
The grinding plate 353 is of an arc-shaped structure, two empty grooves are formed in the upper end and the lower end of the grinding plate 353, the width of each empty groove is larger than that of the sand paper plate 332, and the grinding plate 353 facilitates polishing and dechroming treatment of the outer wall of the piston ring.
And a matching circular groove is formed in the matching column 35, so that the inserting column 3542 is ensured to be inserted into the matching circular groove for sliding matching.
When the piston ring surface tends to be flat, the pressing cylinder 334 drives the limiting pressing frame 335 to press down and limit the sliding column 331, the sand paper plate 332 after limiting performs local reciprocating grinding on the piston ring surface, the third step, the processing mechanism 34 starts working, the adjusting cylinder 351 drives the auxiliary telescopic support 349 to open, a person puts in the piston ring, the adjusting cylinder 351 drives the auxiliary telescopic bracket 349 to adjust the angle so as to ensure that the telescopic bracket 349 is vertical to the ground, the inserted branch chain 354 is inserted into the matching circular groove to slide, the two rotating motors 348 drive the two threaded columns 344 to rotate in the same direction, the two threaded columns 344 are connected with the two matching blocks 341 in a threaded transmission mode, the grinding plate 353 gradually approaches until the grinding plate is tightly attached to the outer wall of the piston ring, the existing orientation adjusting equipment drives the grinding plate 353 to grind the part of the grinding plate back and forth, then the inserted branch chain 354 starts working, the auxiliary telescopic bracket 349 is adjusted to a proper position, the inserted cylinder 3543 drives the two inserted columns 3542 to be inserted into the matching circular groove to slide, the function of auxiliary removal of redundant chromium nodules on the surface of the piston ring is realized, the problem that personnel need to remove the chromium nodules on the outer circle of the piston ring by using sand paper in the existing chromium plating of the piston ring is, when people remove the chrome nodules, in order to avoid hanging other parts, the efficiency is slow, and because the thickness of chromium coating is thin, the people easily scrapes the chromium coating and all causes the damage to the piston ring, and the precision of artifical chromium nodule removal is not high, and the time spent is long, intensity of labour is big scheduling difficult problem, has reached the purpose.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.