CN110842584A - Piston ring rough machining system - Google Patents
Piston ring rough machining system Download PDFInfo
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- CN110842584A CN110842584A CN201911259283.0A CN201911259283A CN110842584A CN 110842584 A CN110842584 A CN 110842584A CN 201911259283 A CN201911259283 A CN 201911259283A CN 110842584 A CN110842584 A CN 110842584A
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- material receiving
- blank
- roller
- receiving device
- receiving roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/06—Metal-working plant comprising a number of associated machines or apparatus
Abstract
The invention relates to a piston ring rough machining system which comprises a blank feeding device, wherein a discharge port of the blank feeding device is connected with a feed port of a material receiving device, an inner ring turning head is arranged beside the material receiving device, the inner ring turning head moves and performs turning operation on a blank inner ring in the material receiving device, a material receiving roller is further arranged at an outlet of the material receiving device and performs material receiving operation on the blank in the material receiving device, an outer ring turning head is arranged beside the material receiving roller and is used for performing turning operation on a blank outer ring, the material receiving device is arranged at a discharge port end of the material receiving roller and is used for guiding the blank with the turned inner ring and outer ring into a polishing device, and the polishing device is used for performing polishing operation on two end faces of the blank.
Description
Technical Field
The invention relates to the technical field of piston ring production, in particular to a piston ring rough machining system.
Background
The piston ring is used as an important part of the outer wall of an engine piston, mainly comprises a metal ring embedded in a piston groove, and is mainly divided into two types: one is a compression ring which can be used for sealing combustible mixed gas in the combustion chamber; the second is an oil ring, which is used to scrape off the excess oil on the cylinder. The piston ring is used as a part embedded into the outer wall of the engine piston, and has extremely high requirements on the wear resistance and the processing precision of the part; in the prior art, a piston ring mostly adopts a casting mode to ensure the stability of an internal crystal structure of a blank, thereby ensuring the quality of the piston ring blank; the casting mode adopts a sand casting mode mostly, and the production quality of the piston ring can be ensured while the forming quality of a piston ring blank is ensured in a mode of one mould with a plurality of cavities;
when the piston ring is actually produced, firstly, an annular blank is produced through a sand casting die, the annular blank can be further processed through subsequent machine frame tooling equipment to obtain a rough blank for manufacturing the piston ring, the annular blank can be generally divided into two unit blanks for facilitating subsequent further processing in order to improve the production efficiency of the annular blank and ensure the quality of the annular blank, the actual processing efficiency of the annular blank in the prior art is low, turning of an inner ring and an outer ring is carried out through a manual mode, and the actual production mode efficiency is extremely low.
Disclosure of Invention
The invention aims to provide a piston ring rough machining system which can effectively improve the machining efficiency of a piston ring and ensure the quality of subsequent finish machining of the piston ring.
The technical scheme adopted by the invention is as follows.
The utility model provides a piston ring rough machining system, includes blank feedway, and blank feedway's discharge gate links up with receiving device's feed inlet, receiving device's side is provided with inner circle turning head, the turning operation of the blank inner circle in the butt joint feedway is just implemented to inner circle turning head removal, receiving device's exit position still is provided with the receiving roller, the receiving operation of the blank in the butt joint feedway is implemented to the receiving roller, the side of receiving roller is provided with outer lane turning head, outer lane turning head is used for implementing the turning operation to the blank outer lane, the discharge gate end of receiving roller is provided with receiving device, receiving device is used for leading the blank of turning good inner circle and outer lane and sends to grinding device in, grinding device is used for implementing the operation of grinding to blank both ends face.
The invention also has the following features:
the feeding hole of the material receiving device is provided with a material pushing mechanism, and the material pushing mechanism is used for guiding blanks led out from the outlet of the blank feeding device into the material receiving device, so that the blanks are arranged in a state of coaxial axes.
And a fixed core rod is arranged beside the material receiving device, the fixed core rod moves horizontally and is inserted into the blank tube core of the material receiving device, and the inner ring turning head moves and performs cutting operation on the inner wall of the blank tube core.
Blank feedway includes the conveyer belt, the area level of conveyer belt just is provided with the separation material strip, the export of separation material strip is provided with spacing storehouse, the import in spacing storehouse is big, the export is little to be arranged, the import in spacing storehouse sets up the position in the export below of conveyer belt, the export in spacing storehouse is vertical downwards and be flat tubular structure, the export below in spacing storehouse is provided with the guide spout, the notch of guide spout upwards just inclines to arrange, the low side export of guide spout is provided with and connects the work or material rest.
The material receiving frame is provided with a material receiving arc-shaped groove, the material receiving arc-shaped groove is smaller than a semi-circle and the notch of the material receiving arc-shaped groove faces upwards, receiving rods are arranged on one side wall of the material receiving arc-shaped groove at intervals in the circumferential direction, blanks are led out from a low-end outlet of the material guiding sliding groove and roll onto the material receiving arc-shaped groove, and a material pushing mechanism pushes the blanks on the material receiving frame to a position of a material inlet of the material receiving device.
The receiving device comprises two half clamping pipes, the two half clamping pipes are arranged horizontally and oppositely in the length direction, the two half clamping pipes are arranged oppositely in the opening direction and one end of the two half clamping pipes is arranged in the pushing direction of the material pushing mechanism, one ends of the two half clamping pipes form a feeding port, and the two half clamping pipes clamp the outer wall of a blank in real time.
The feed inlet end of two half double-layered pipes sets up to the horn mouth form, and the inner wall that is located two half double-layered pipes sets up dodges the groove of dodging the receiving rod, pushing equipment drive connects work or material rest horizontal migration and stretches into two half double-layered intraductals, the outer wall of two half double-layered pipes is provided with the slide bar, the slide bar slides and sets up in the frame, the cover is equipped with the extrusion spring on the slide bar, the both ends of extrusion spring support with half double-layered outer wall and frame respectively and lean on, the other end of two half double-layered pipes sets to the export, the other end exit position of two half double-layered pipes.
The material receiving frame is characterized in that limiting baffles are arranged on two sides of the pushing direction of the material pushing mechanism and are arranged on two sides of the material receiving frame, the two limiting baffles are arranged oppositely and are respectively provided with material blocking bristles, the material pushing mechanism is a material pushing cylinder, a piston rod of the material pushing cylinder is connected with the other side of the material receiving frame, a sliding guide plate is further arranged on the material receiving frame in an extending mode and is close to the low-end outlet of the material guiding chute, and the sliding guide plate is in sliding fit with a sliding sleeve beside the low-end outlet of the material guiding chute.
The material receiving frame is provided with a circular hole, the fixed core rod is connected with the horizontal driving mechanism, and the horizontal driving mechanism drives the fixed core rod to penetrate through the circular hole and form inserting fit with blanks in the two half clamping pipes.
The fixed core rod is an air expansion roller, an expansion block is arranged on the outer wall of the fixed core rod in the circumferential direction, and a plurality of rows of balls are arranged on the outer wall of the expansion block.
The inner ring turning head is adjustably arranged on the eccentric disc, the power mechanism drives the eccentric disc to rotate and implements the rotating operation of the inner ring turning head, the material receiving roller is arranged at the disc center position of the eccentric disc, the horizontal driving mechanism drives the inner ring turning head to horizontally move and implements the cutting operation of the blank inner ring in the two half clamping pipes, and the material receiving roller is abutted against the end part of the core fixing rod.
Connect the material roller to be tubulose pipe end symmetry and be provided with the separation blade, the middle section position of separation blade constitutes articulated cooperation with the inner wall that connects the material roller, the articulated shaft and the material roller of separation blade are arranged perpendicularly, be provided with the torsional spring on the articulated shaft, the overhang of separation blade is to connecing the material roller lumen, it is provided with the top to slide in the lumen of material roller to connect, the top is along connecing the slip of material roller lumen and to lean on with the one end of separation blade for the other end overhang of separation blade is to the mouth of pipe position that connects the material roller.
And small balls are arranged on the inner wall of the half clamping pipe at intervals in the circumferential direction and the circumferential direction.
The pipe wall that connects the material roller is provided with the opening, the opening is arranged and is arranged a plurality ofly along connecing material roller length direction and along the circumference direction, be provided with the liftout strip in the opening, the cambered surface is set to the one end of liftout strip, the top overcoat is equipped with the sleeve pipe, the sleeve pipe slides along the top and the linkage liftout strip stretches out the opening.
The pipe orifice at one end of the sleeve is provided with a flanging, a jacking spring is arranged in the circumferential direction of the flanging, the jacking spring is arranged along the axial direction of the sleeve, the other end of the jacking spring is connected with a jacking ring, and the jacking ring is sleeved on the sleeve and slides along the length direction.
The outer ring turning head is arranged on a moving path of the material receiving roller and arranged on the moving rack, and when the material receiving roller is far away from the two half clamping pipes, the power mechanism drives the outer ring turning head to carry out turning operation of the outer ring of the material receiving roller.
The one end of connecing the material roller is provided with the gear, the gear is connected with driving motor through connecting gear, and driving motor drive connects the material roller to rotate, connect the material roller to be connected with the removal frame through rotating support piece, remove the frame setting on horizontal reciprocating mechanism, horizontal reciprocating mechanism implements the horizontal drive to removing the frame, the moving direction of removing the frame is parallel with the length direction who connects the material roller.
The material receiving device comprises a material receiving crawler belt, a material receiving bin is arranged below the discharge end of the material receiving crawler belt, and an outlet of the material receiving bin is connected with a feed inlet of the polishing device.
The invention has the technical effects that: after the blank is led out from the casting system, necessary sand removing and cleaning operations are carried out to clean the inner surface and the outer surface of the blank, then the blank is led into a blank feeding device, the blank is led out into a material receiving device by the blank feeding device, the material receiving device carries out the material receiving operation of the blank, the turning operation of the inner ring of the blank is carried out by an inner ring turning head, then the carrying roller carries out the carrying of the blank in the material receiving device, the outer ring turning operation of the blank is carried out by an outer ring turning head, after the turning of the blank is finished, the carrying device carries out the carrying of the blank which is unloaded and is turned into the inner ring and the outer ring, the unloaded blank is led into a polishing device, the polishing device carries out the polishing operation of burrs on the two end surfaces of the blank, and then the finished blank is subjected to the subsequent finish machining operation, and the rough machining system can effectively improve the machining efficiency, and ensures subsequent finishing quality.
Drawings
FIGS. 1 and 2 are schematic views of piston ring roughing systems from two perspectives;
FIGS. 3 and 4 are schematic views of two kinds of view structures of a blank feeding device in a piston ring rough machining system;
FIG. 5 is a schematic structural view of the material receiving frame and the core rod;
FIG. 6 is a front view of a piston ring roughing system;
fig. 7 and fig. 8 are schematic diagrams of two viewing angle structures of the receiving device;
fig. 9 to 11 are schematic views of three viewing angle structures of the receiving roller;
fig. 12 and fig. 13 are schematic sectional structures of the receiving roller;
FIG. 14 is a schematic partial cross-sectional view of a take-up roll;
fig. 15 is a schematic plan view of a piston ring roughing system.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention will now be described in detail with reference to the following examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed. As used herein, the terms "parallel" and "perpendicular" are not limited to their strict geometric definitions, but include tolerances for machining or human error, legibility and inconsistency;
the piston ring roughing system of the present invention is described in detail below with reference to the accompanying drawings, in which:
a piston ring rough machining system comprises a blank feeding device 10, a discharge hole of the blank feeding device 10 is connected with a feed hole of a material receiving device 20, an inner ring turning head 30 is arranged beside the material receiving device 20, the inner ring turning head 30 moves and performs turning operation on the blank inner ring in the material receiving device 20, a receiving roller 40 is further arranged at the outlet position of the receiving device 20, the receiving roller 40 performs receiving operation on the blank in the receiving device 20, an outer ring turning head 50 is arranged beside the receiving roller 40, the outer ring turning head 50 is used for turning the outer ring of the blank, the material receiving device 60 is arranged at the discharge port end of the material receiving roller 40, the material receiving device 60 is used for guiding the blanks with the turned inner rings and outer rings into the polishing device 70, and the polishing device 70 is used for performing the polishing operation on the two end faces of the blanks;
referring to fig. 1 to 5, after the blank is led out from the casting system, the necessary sand removing and cleaning operation is performed to clean the inner surface and the outer surface of the blank, then the blank is led into the blank feeding device 10, the blank is led out by the blank feeding device 10 to be led into the material receiving device 20, the material receiving device 20 performs the material receiving operation on the blank, the inner ring turning operation on the blank is performed by the inner ring turning head 30, then the material receiving roller 40 performs the receiving operation on the blank turned inside the material receiving device 20, the outer ring turning operation on the blank is performed by the outer ring turning head 50, after the blank is turned, the material receiving device 60 performs the receiving operation on the blank turned inside and outside, the blank turned off is led into the grinding device 70, the grinding device 70 performs the grinding operation on the burrs on the two end surfaces of the blank, and then the finished blank is subjected to the subsequent finishing operation, the rough machining system can effectively improve the machining efficiency and ensure the subsequent finish machining quality.
A feeding hole of the material receiving device 20 is provided with a material pushing mechanism, and the material pushing mechanism is used for guiding blanks led out from an outlet of the blank feeding device 10 into the material receiving device 20, so that the blanks are arranged in a state that the axes of the blanks are coaxial;
the blank feeding device 10 can guide blank mounting ring surfaces in a vertical state into the material receiving device 20, and the blanks are arranged in a close manner along a coaxial state of mounting axes in the material receiving device 20, so that turning operation on inner rings of the blanks arranged in a close manner is conveniently realized, first-step processing of the blanks is realized, and after the processing is finished, the blanks subjected to inner ring turning are received by the material receiving roller 40, so that the next-step processing operation on workpieces is realized;
after the blank materials fall to the position of the material receiving device 20, the material pushing mechanism can achieve material pushing operation on a single blank, so that arrangement of the single blank is achieved, the blanks are arranged in the material receiving device 20 in an adjacent mode, inner ring turning operation is synchronously performed on the blanks arranged together, the blanks form an integral tube, turning efficiency of inner rings of the blanks can be effectively improved, and turning quality of the inner rings of the blanks can be guaranteed.
As a preferred scheme of the present invention, a fixed core rod 80 is further disposed beside the material receiving device 20, the fixed core rod 80 moves horizontally and is inserted into a blank tube core of the material receiving device 20, and the inner ring turning head 30 moves and performs a cutting operation on an inner wall of the blank tube core;
in order to ensure the reliable turning of the inner ring of the bearing and avoid the condition that the turning thickness of the inner ring of the blank is not uniform, the fixed core rod 80 is inserted to perform the insertion operation on the tube cores of the blanks arranged together in the material receiving device 20, so that the tube cores of the blanks in the material receiving device 20 are in a concentric state, and the turning of the inner ring of the blanks is synchronously performed in the process that the fixed core rod 80 retracts, thereby obviously improving the turning quality of a plurality of groups of inner rings of the blanks arranged together and avoiding the problem of poor products with partial thickness or partial thinness during the turning of the inner rings of the blanks with multiple rows.
Blank pieces subjected to necessary cleaning operation are scattered into a blank feeding device 10, the blank feeding device 10 comprises a conveying belt 11, the belt surface of the conveying belt 11 is horizontal and is provided with a material separating strip 111, the outlet of the material separating strip 111 is provided with a limiting bin 12, the inlet of the limiting bin 12 is large and the outlet of the limiting bin 12 is small, the inlet of the limiting bin 12 is arranged below the outlet of the conveying belt 11, the outlet of the limiting bin 12 is vertically downward and is of a flat pipe-shaped structure, a material guide chute 13 is arranged below the outlet of the limiting bin 12, the notch of the material guide chute 13 is upward and obliquely arranged, and the lower end outlet of the material guide chute 13 is provided with a material receiving frame 14;
the ring surface of the blank is horizontally guided to the space between the adjacent material separating strips 111 of the conveyer belt 11, so that the blank is divided, and the blank falls from the outlet of the conveyer belt 11 to the inlet position of the limiting bin 12 and is guided out from the lower end strip outlet of the limiting bin 12, so that the blank can accurately fall into the material guide chute 13 from the outlet, the width direction of the material guide chute 13 is slightly larger than the axial size of the blank, so that the blank can roll to the lower end position along the material guide chute 13 and roll to the material receiving joint 14 at the lower end position, and the receiving operation of a single blank is realized.
Specifically, the material receiving frame 14 is provided with material receiving arc-shaped grooves 141, the material receiving arc-shaped grooves 141 are smaller than a semicircle and have upward notches, the circumferential direction of one side wall of each material receiving arc-shaped groove 141 is provided with receiving rods 142 at intervals, the blanks are led out from the lower outlet of the material guide chute 13 and roll onto the material receiving arc-shaped grooves 141, and the blanks on the material receiving frame 14 are pushed to the position of the feed inlet of the material receiving device 20 by the material pushing mechanism;
the single blank material rolls from the low end of the material guide chute 13 to the material receiving arc-shaped groove 141 of the material receiving frame 14, the material receiving arc-shaped groove 141 is used for carrying out carrying operation on the single blank material, the ring surface of the blank material is in a vertical state, then the material pushing mechanism is used for carrying out horizontal driving on the material receiving frame 14, the single blank material is pushed to the position of a feed port of the material receiving frame 14, arrangement operation on the blank material is achieved, the blank material is arranged along the length direction of the material receiving device 20 in an adjacent state, and subsequent inner ring cutting machining operation is facilitated.
Further preferably, the receiving device 20 includes two half-clamping pipes 21, the two half-clamping pipes 21 are horizontally and oppositely arranged in the length direction, the openings of the two half-clamping pipes 21 are oppositely arranged, one end of each half-clamping pipe 21 is arranged in the pushing direction of the pushing mechanism, one end of each half-clamping pipe 21 forms a feeding hole, and the two half-clamping pipes 21 clamp the outer wall of the blank in real time;
the two half clamping pipes 21 of the material receiving device 20 are arranged on the moving path of the material pushing mechanism, namely, the pipe orifices at one end of the two half clamping pipes 21 are arranged corresponding to the notches of the material receiving arc-shaped grooves 141 of the material receiving frame 14, when the material pushing mechanism moves horizontally, the material receiving frame 14 is pushed to move horizontally and approach the pipe orifices at one end of the two half clamping pipes 21 so as to realize carrying operation on a single blank, the blank is clamped in a state that the ring surface is vertical, the single blank is adjacent to each other, and the single blank is arranged along the pipe length direction of the two half clamping pipes 21 so as to facilitate subsequent inner ring turning operation.
More specifically, in order to ensure that the blank in the receiving arc-shaped groove 141 of the receiving frame 14 is effectively pushed into the pipe orifice at one end of the two half clamping pipes 21, and two half clamping pipes 21 are utilized to effectively clamp the outer wall of a single blank so as to realize the separation of the blank from the material receiving joint frame 14, the feed inlet ends of the two half-clamping pipes 21 are arranged in a bell mouth shape, the inner walls of the two half-clamping pipes 21 are provided with avoidance grooves 211 which avoid the bearing rods 142, the material receiving frame 14 is driven by the material pushing mechanism to move horizontally and extend into the two half clamping pipes 21, the outer walls of the two half clamping pipes 21 are provided with sliding rods 212, the slide rod 212 is arranged on the frame 22 in a sliding manner, the slide rod 212 is sleeved with an extrusion spring 23, two ends of the extrusion spring 23 are respectively abutted against the outer wall of the half-clamping pipe 21 and the rack 22, the other ends of the two half-clamping pipes 21 are arranged to be outlets, and the outlets at the other ends of the two half-clamping pipes 21 are provided with baffle plates 24;
the two half clamp pipes 21 elastically extrude the outer ring of a single blank through the extrusion spring 23, so that the blank can be clamped along with the expansion of the two clamp pipes 21, the subsequent fixed core rod 80 can conveniently perform core fixing operation on a plurality of blanks close to each other, the fixed core rod 80 is locked to move synchronously, and accurate turning operation on the inner ring of the blank after core fixing is achieved.
Further preferably, two sides of the pushing direction of the pushing mechanism are provided with limit baffles 25, the limit baffles 25 are arranged at two sides of the material receiving frame 14, the two limit baffles 25 are oppositely arranged and are respectively provided with material blocking bristles 251, the pushing mechanism is a pushing cylinder 26, and a piston rod of the pushing cylinder 26 is connected with the other side of the material receiving frame 14;
the pushing cylinder 26 is started, so that the linkage receiving frame 14 horizontally reciprocates, a single blank on the receiving frame 14 is pushed to the position of the pipe orifice at one end of each of the two half clamping pipes 21, the blocking bristles 251 abut against one end of the single blank, limitation on the single blank is realized, the blank is prevented from falling off from the receiving arc-shaped groove 141, and the single blank can be accurately guided to the position of the pipe orifice at one end of each of the two half clamping pipes 21.
In order to prevent the blank from being led out from the lower end notch of the material guide chute 13, a sliding guide plate 143 is further extended from the material receiving frame 14, the sliding guide plate 143 is arranged close to the lower end outlet of the material guide chute 13, and the sliding guide plate 143 is in sliding fit with a sliding sleeve beside the lower end outlet of the material guide chute 13; the sliding guide plate 143 is used to horizontally slide the receiving material receiving unit 14, and to block the lower outlet of the material guiding chute 13, so as to prevent a single blank from being randomly guided out from the lower outlet of the material guiding chute 13.
In order to realize the core fixing operation of a plurality of blank pieces which are arranged together closely, the material receiving frame 14 is provided with a circular hole 144, the core fixing rod 80 is connected with a horizontal driving mechanism, and the horizontal driving mechanism drives the core fixing rod 80 to penetrate through the circular hole 144 and form insertion fit with the blanks in the two half clamping tubes 21;
the horizontal driving mechanism can be an air cylinder, the air cylinder drives the fixed core rod 80 to move horizontally and penetrate through the circular hole 144, clamping operation on the inner ring of the blank in the two half clamping pipes 21 is implemented, and then core fixing operation on the inner ring blank of the two half clamping pipes 21 is achieved, so that subsequent turning operation of the inner ring of the blank is facilitated.
In order to tension the inner ring of the blank and find the center of the inner ring of the blank, the fixed core rod 80 is an air expansion roller, an expansion block 81 is arranged on the outer wall of the fixed core rod 80 in the circumferential direction, and a plurality of rows of balls 82 are arranged on the outer wall of the expansion block 81;
after the fixed core rod 80 is horizontally inserted into the inner rings of the blanks in the two half clamping plates 21, the air source is started, and the expansion blocks 81 on the fixed core rod 80 are enabled to be protruded, so that the inner rings of the blanks are clamped, and further the core fixing operation of the blanks is realized.
More specifically, the inner ring turning head 30 is adjustably arranged on the eccentric disc, the power mechanism drives the eccentric disc to rotate and performs a rotation operation on the inner ring turning head 30, the receiving roller 40 is arranged at the disc center position of the eccentric disc, the horizontal driving mechanism drives the inner ring turning head 30 to horizontally move and performs a cutting operation on blank inner rings in the two half-clamping tubes 21, and the receiving roller 40 abuts against the end of the core fixing rod 80;
the inner ring turning head 30 is adjustably arranged on the eccentric disc, and in the process that the power mechanism drives the eccentric disc to rotate and the horizontal driving mechanism drives the inner ring turning head 30 to horizontally move, turning operation on the inner ring of the fixed blank can be realized, and the fixed core rod 80 can be far away from the blank in the two half clamping pipes 21;
the power mechanism can be a driving gear connected with the eccentric disc, and the driving gear is meshed with a gear of a driving motor of the eccentric disc, so that the inner ring of the inner ring turning head 30 is turned;
the receiving roller 40 is guided into the inner tubes of the two half-clamping tubes 21 along with the eccentric disc, and when turning the inner rings of the blanks in the two half-clamping tubes 21 is performed, the receiving roller 40 can be pulled out from the two half-clamping tubes 21 together with the blanks with the turned inner rings after being away from the two half-clamping tubes 21.
In order to conveniently guide out blanks in the two half clamping pipes 21, the material receiving roller 40 is provided with baffle plates 41 symmetrically at the tubular pipe end, the middle section position of each baffle plate 41 is in hinged fit with the inner wall of the material receiving roller 40, the hinged shaft of each baffle plate 41 is vertically arranged with the material receiving roller 40, a torsional spring is arranged on the hinged shaft, each baffle plate 41 is suspended into the pipe cavity of the material receiving roller 40, a top head 42 is slidably arranged in the pipe cavity of the material receiving roller 40, the top head 42 slides along the pipe cavity of the material receiving roller 40 and abuts against one end of each baffle plate 41, so that the other end of each baffle plate 41 is suspended to the pipe orifice of the material receiving roller 40;
after the inner ring turning head 30 performs inner ring turning on the blanks in the two half-clamping tubes 21, the material receiving roller 40 arranged at the center of the eccentric disc firstly extrudes the fixed core rod 80, then the top head 42 horizontally moves along with the retraction of the material receiving roller 40, and the other end of the baffle plate 41 is enabled to be suspended to the pipe orifice position of the material receiving roller 40, and the blanks in the two half-clamping tubes 21 are communicated to move out along with the material receiving roller 40 along with the retraction of the material receiving roller 40 and the inner ring turning head 30.
In order to facilitate the blank pieces arranged together to move out of the half clamping pipe 21, small balls 213 are arranged on the inner wall of the half clamping pipe 21 at intervals in the circumferential direction and the circumferential direction;
in the process that the baffle 41 drags the blanks in the two half clamping pipes 21 to be dragged out, the blanks roll along the small balls 213, and then the blanks are conveniently dragged out of the two half clamping pipes 21.
Further, in order to tension the blank and clamp the blank, so as to conveniently realize the turning operation of the outer ring of the blank on the receiving roller 40, an opening 401 is formed in the pipe wall of the receiving roller 40, the openings 401 are arranged along the length direction of the receiving roller 40 and are arranged in a plurality along the circumferential direction, a material ejecting strip 402 is arranged in each opening 401, one end of each material ejecting strip 402 is set to be an arc surface, a sleeve 43 is sleeved outside the ejecting head 42, and the sleeve 43 slides along the ejecting head 42 and is linked with the material ejecting strip 402 to extend out of the opening 401;
the driving mechanism drives the sleeve 43 to slide along the plug 42, so that the orifice at one end of the sleeve 43 abuts against the arc surface of the ejector strip 402, the ejector strip 402 extends out of the opening 401, and the inner ring of the blank on the material abutting roller 40 is ejected tightly.
In order to realize the jacking operation of the blank on the receiving roller 40, avoid gaps between the blanks and further ensure the turning quality of the outer ring of the blank, a pipe orifice at one end of the sleeve 43 is provided with a flange 431, a jacking spring 432 is arranged in the circumferential direction of the flange 431, the jacking spring 432 is arranged along the axial direction of the sleeve 43, the other end of the jacking spring 432 is connected with a jacking ring 433, and the jacking ring 433 is sleeved on the sleeve 43 and slides along the length direction;
the receiving roller 40 firstly drags out the blank between the two half-clamping pipes 21, and then drives the sleeve 43 to slide along the ejector head 42, so as to eject the ejector strip 402 and clamp the blank.
In order to realize the turning operation of the outer ring of the blank on the material receiving roller 40, the outer ring turning head 50 is arranged on the moving path of the material receiving roller 40, the outer ring turning head 50 is arranged on the moving rack, and when the material receiving roller 40 is far away from the two half clamping pipes 21, the power mechanism drives the outer ring turning head 50 to carry out the turning operation of the outer ring of the material receiving roller 40;
when the outer ring turning head 50 is driven by the power mechanism to approach the receiving roller 40, the outer ring turning head moves horizontally along with the receiving roller 40, so that turning operation of the outer ring of a blank on the receiving roller 40 is realized;
the tube core at one end of the sleeve 43 is connected with the first driving cylinder 45, the piston rod of the first driving cylinder 45 is parallel to the sleeve 43, the piston rod end of the first driving cylinder is connected with the first rotating connecting shaft 431, one end of the plug 42 is connected with the piston rod of the second driving cylinder 44, the piston rod of the second driving cylinder 44 is parallel to the plug 42, the piston rod end of the second driving cylinder is connected with the second rotating connecting shaft 441, the piston rods of the second driving cylinder 44 and the first driving cylinder 45 are arranged in parallel and concentrically, and when the receiving roller 40 rotates, the second driving cylinder 44 and the first driving cylinder 45 can be prevented from rotating along with the receiving roller 40, so that the interference problem of cylinder pipelines is avoided.
In order to realize the rotation of the material receiving roller 40, one end of the material receiving roller 40 is provided with a gear 44, the gear 44 is connected with a driving motor 45 through a connecting gear, the driving motor 45 drives the material receiving roller 40 to rotate, the material receiving roller 40 is connected with a movable rack 46 through a rotating support piece, the movable rack 46 is arranged on a horizontal reciprocating mechanism, the horizontal reciprocating mechanism implements horizontal driving on the movable rack 46, and the moving direction of the movable rack 46 is parallel to the length direction of the material receiving roller 40.
In order to realize the unloading of the turned blanks on the material receiving roller 40, unloading claws are arranged beside the material receiving roller 40 and are arranged on a translation mechanism, the translation mechanism drives the unloading claws to move horizontally, the top 42 in the material receiving roller 40 is reset, the sleeve 43 is reset, the unloading claws drag the blanks on the material receiving roller 40 to be dragged out from the end part and fall onto the material receiving device 60, and the unloading operation of the blanks on the material receiving roller 40 is realized;
the material receiving device 60 comprises a material receiving crawler belt, a material receiving bin is arranged below the discharge end of the material receiving crawler belt, and the outlet of the material receiving bin is connected with the feed inlet of the polishing device 70;
the single guided blank enters a material receiving track and is guided into a polishing device 70 for polishing, the polishing device 70 comprises a material receiving grid plate, unit grids are arranged in the material receiving grid plate, blank pieces are arranged in the unit grids, the material receiving grid plate is arranged on a lower polishing plate, the upper polishing plate descends and is close to the lower polishing plate, the upper polishing plate reciprocates along the lower polishing plate, the upper end face of the blank piece is polished, then the lower polishing plate is started, the lower end face of the blank piece is polished, the forming quality of the blank piece is ensured, the formed blank piece is collected, and subsequent fine machining operations of opening, polishing, chamfering and cutting are performed according to the requirements of different piston rings;
a piston ring rough machining method comprises the following steps:
firstly, guiding a blank out of a casting system, performing necessary sand removal and cleaning operation to clean the inner surface and the outer surface of the blank, and then guiding the blank into a blank feeding device 10;
secondly, starting the blank feeding device 10, guiding the blank pieces into the material receiving device 20, and carrying out material receiving operation on the blank pieces by the material receiving device 20 so that the blank pieces are arranged in two half clamping pipes 21 of the material receiving device 20 in a vertical state of the ring surface;
thirdly, starting the inner ring turning head 30 to enable the inner ring turning head 30 to rotate along the material receiving roller 40 so as to carry out turning operation on the inner rings of the blanks in the two half clamping pipes 21 of the material receiving device 20;
fourthly, the receiving roller 40 retracts, blanks in the two half clamping pipes 21 of the receiving device 20 are guided to the receiving roller 40, and blank clamping operation on the receiving roller 40 is carried out;
fifthly, starting the receiving roller 40 to rotate, enabling the outer ring turning head 50 to be close to the outer ring of the blank on the receiving roller 40, and turning the outer surface of the receiving roller 40 in the retraction process of the receiving roller 40;
sixthly, turning the inner ring and the outer ring of the blank on the receiving roller 40, starting a discharging mechanism, performing discharging operation on the blank on the receiving roller 40, and discharging the blank to the receiving device 60;
and seventhly, the material receiving device 60 guides the blank piece to the polishing device 70 in a state that the ring surface is horizontal, so that polishing operation on two end surfaces of the blank piece is realized, and rough machining operation on the piston ring raw material is completed.
Claims (10)
1. The utility model provides a piston ring rough machining system which characterized in that: comprises a blank feeding device (10), wherein a discharge hole of the blank feeding device (10) is connected with a feed inlet of a material receiving device (20), an inner ring turning head (30) is arranged at the side of the material receiving device (20), the inner ring turning head (30) moves and carries out turning operation on a blank inner ring in the material receiving device (20), a material receiving roller (40) is further arranged at the outlet position of the material receiving device (20), the material receiving roller (40) carries out material receiving operation on the blank in the material receiving device (20), an outer ring turning head (50) is arranged at the side of the material receiving roller (40), the outer ring turning head (50) is used for carrying out turning operation on an outer ring of the blank, a material receiving device (60) is arranged at the discharge hole end of the material receiving roller (40), and the material receiving device (60) is used for guiding and conveying the turned blank of the inner ring and the outer ring to a polishing device (70), the grinding device (70) is used for carrying out grinding operation on two end faces of the blank.
2. The piston ring roughing system according to claim 1, wherein: the feeding hole of the material receiving device (20) is provided with a material pushing mechanism, and the material pushing mechanism is used for guiding blanks led out from the outlet of the blank feeding device (10) into the material receiving device (20), so that the blanks are arranged in a state of coaxial axes.
3. The piston ring roughing system according to claim 2, wherein: a fixed core rod (80) is further arranged beside the material receiving device (20), the fixed core rod (80) moves horizontally and is inserted into a blank tube core of the material receiving device (20), and the inner ring turning head (30) moves and performs cutting operation on the inner wall of the blank tube core.
4. A piston ring roughing system as in claim 3 further characterized by: the blank feeding device (10) comprises a conveying belt (11), the belt surface of the conveying belt (11) is horizontal and is provided with a material separating strip (111), a limiting bin (12) is arranged at an outlet of the material separating strip (111), an inlet of the limiting bin (12) is large and an outlet of the limiting bin (12) is small, an inlet of the limiting bin (12) is arranged below an outlet of the conveying belt (11), an outlet of the limiting bin (12) is vertically downward and is of a flat pipe-shaped structure, a material guide sliding chute (13) is arranged below the outlet of the limiting bin (12), a notch of the material guide sliding chute (13) is upward and obliquely arranged, and a material receiving frame (14) is arranged at a lower outlet of the material guide sliding chute (13); the material receiving frame (14) is provided with material receiving arc-shaped grooves (141), the material receiving arc-shaped grooves (141) are smaller than a semi-circle and have upward notches, the circumferential direction of one side wall of each material receiving arc-shaped groove (141) is provided with receiving rods (142) at intervals, blanks are led out from the lower-end outlet of the material guiding sliding groove (13) and roll onto the material receiving arc-shaped grooves (141), and a material pushing mechanism pushes the blanks on the material receiving frame (14) to the position of a material inlet of the material receiving device (20).
5. The piston ring roughing system according to claim 4, wherein: the material receiving device (20) comprises two half clamping pipes (21), the two half clamping pipes (21) are horizontally and oppositely arranged in the length direction, openings of the two half clamping pipes (21) are oppositely arranged, one ends of the two half clamping pipes are arranged in the pushing direction of the material pushing mechanism, one ends of the two half clamping pipes (21) form a feeding hole, and the two half clamping pipes (21) clamp the outer wall of a blank in real time; the feed inlet end of two half double-layered pipes (21) sets up to the horn mouth form, and the inner wall that is located two half double-layered pipes (21) is seted up dodges groove (211) of dodging receiving rod (142), pushing equipment drive connects work or material rest (14) horizontal migration and stretches into in two half double-layered pipes (21), the outer wall of two half double-layered pipes (21) is provided with slide bar (212), slide bar (212) slide to set up on frame (22), the cover is equipped with extrusion spring (23) on slide bar (212), the both ends of extrusion spring (23) support with half double-layered pipe (21) outer wall and frame (22) respectively and lean on, the other end of two half double-layered pipes (21) sets up to the export, the other end exit position of two half double-layered pipes (21) is provided with baffle (24).
6. The piston ring roughing system according to claim 5, characterized by: the material pushing mechanism is characterized in that limiting baffles (25) are arranged on two sides of the pushing direction of the material pushing mechanism, the limiting baffles (25) are arranged on two sides of the material receiving frame (14), two limiting baffles (25) are arranged oppositely and are respectively provided with material blocking bristles (251), the material pushing mechanism is a material pushing cylinder (26), a piston rod of the material pushing cylinder (26) is connected with the other side of the material receiving frame (14), a sliding guide plate (143) is further arranged on the material receiving frame (14) in an extending mode, the sliding guide plate (143) is arranged close to the low-end outlet of the material guiding sliding groove (13), and the sliding guide plate (143) is in sliding fit with a sliding sleeve on the low-end outlet side of the material guiding sliding groove (13.
7. The piston ring roughing system according to claim 6, characterized by: the material receiving frame (14) is provided with a circular hole (144), the fixed core rod (80) is connected with a horizontal driving mechanism, and the horizontal driving mechanism drives the fixed core rod (80) to penetrate through the circular hole (144) and form insertion fit with blanks in the two half clamping pipes (21); the fixed core rod (80) is an inflatable roller, an expansion block (81) is arranged on the outer wall of the fixed core rod (80) in the circumferential direction, and a plurality of rows of balls (82) are arranged on the outer wall of the expansion block.
8. The piston ring roughing system according to claim 7, wherein: the inner ring turning head (30) is arranged on the eccentric disc in an adjustable mode, the power mechanism drives the eccentric disc to rotate and performs rotating operation on the inner ring turning head (30), the material receiving roller (40) is arranged at the disc center position of the eccentric disc, the horizontal driving mechanism drives the inner ring turning head (30) to move horizontally and performs cutting operation on blank inner rings in the two half clamping pipes (21), and the material receiving roller (40) abuts against the end portion of the core fixing rod (80); the material receiving roller (40) is provided with baffle plates (41) symmetrically at the tubular pipe end, the middle section position of each baffle plate (41) and the inner wall of the material receiving roller (40) form hinged fit, the hinged shaft of each baffle plate (41) is vertically arranged with the material receiving roller (40), a torsion spring is arranged on the hinged shaft, the baffle plates (41) are suspended in the pipe cavity of the material receiving roller (40), a top head (42) is arranged in the pipe cavity of the material receiving roller (40) in a sliding manner, the top head (42) slides along the pipe cavity of the material receiving roller (40) and abuts against one end of each baffle plate (41), and the other ends of the baffle plates (41) are suspended in the pipe cavity of the material receiving roller (40); and small balls (213) are arranged on the inner wall of the half clamping pipe (21) at intervals in the circumferential direction and the circumferential direction.
9. The piston ring roughing system according to claim 8, wherein: the pipe wall of the receiving roller (40) is provided with openings (401), the openings (401) are arranged along the length direction of the receiving roller (40) and are arranged in a plurality along the circumferential direction, a material ejecting strip (402) is arranged in each opening (401), one end of each material ejecting strip (402) is arranged into an arc surface, a sleeve pipe (43) is sleeved outside the ejector head (42), and each sleeve pipe (43) slides along the ejector head (42) and is linked with the material ejecting strip (402) to extend out of the opening (401);
the pipe orifice of one end of sleeve pipe (43) is provided with turn-ups (431), turn-ups (431) circumferential direction is provided with top tight spring (432), top tight spring (432) arrange along the axial direction of sleeve pipe (43), the other end and the tight circle (433) of top tight spring (432) are connected, the tight circle of top (433) cover is established on sleeve pipe (43) and is slided along length direction.
10. The piston ring roughing system according to claim 9, wherein: the outer ring turning head (50) is arranged on a moving path of the material receiving roller (40), the outer ring turning head (50) is arranged on the moving rack, and when the material receiving roller (40) is far away from the two half clamping pipes (21), the power mechanism drives the outer ring turning head (50) to turn the outer ring of the material receiving roller (40);
connect the one end of material roller (40) to be provided with gear (44), gear (44) are connected with driving motor (45) through connecting the gear, and driving motor (45) drive connects material roller (40) to rotate, connect material roller (40) to be connected with removal frame (46) through rotating support piece, remove frame (46) and set up on horizontal reciprocating mechanism, horizontal reciprocating mechanism implements the horizontal drive to removing frame (46), the moving direction of removing frame (46) is parallel with the length direction who connects material roller (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259283.0A CN110842584B (en) | 2019-12-10 | 2019-12-10 | Piston ring rough machining system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259283.0A CN110842584B (en) | 2019-12-10 | 2019-12-10 | Piston ring rough machining system |
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| Publication Number | Publication Date |
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| CN110842584A true CN110842584A (en) | 2020-02-28 |
| CN110842584B CN110842584B (en) | 2020-07-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308545A (en) * | 2014-09-24 | 2015-01-28 | 重庆朗正科技有限公司 | Integrated machine for welding and machining flange-type sleeve |
| RU166940U1 (en) * | 2015-09-28 | 2016-12-20 | Игорь Александрович Зябрев | LASER TURNING-MILLING-GRINDING MACHINING CENTER |
| CN109051716A (en) * | 2018-08-23 | 2018-12-21 | 成都祥裕辉丰贸易有限公司 | A kind of automobile bearing rolling element feeding device |
| CN109773422A (en) * | 2019-01-17 | 2019-05-21 | 合肥捷鑫轴承有限公司 | A kind of bearing outer ring roughing system |
| CN110170805A (en) * | 2019-06-13 | 2019-08-27 | 哈尔滨汽轮机厂有限责任公司 | A kind of processing method of piston ring |
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2019
- 2019-12-10 CN CN201911259283.0A patent/CN110842584B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308545A (en) * | 2014-09-24 | 2015-01-28 | 重庆朗正科技有限公司 | Integrated machine for welding and machining flange-type sleeve |
| RU166940U1 (en) * | 2015-09-28 | 2016-12-20 | Игорь Александрович Зябрев | LASER TURNING-MILLING-GRINDING MACHINING CENTER |
| CN109051716A (en) * | 2018-08-23 | 2018-12-21 | 成都祥裕辉丰贸易有限公司 | A kind of automobile bearing rolling element feeding device |
| CN109773422A (en) * | 2019-01-17 | 2019-05-21 | 合肥捷鑫轴承有限公司 | A kind of bearing outer ring roughing system |
| CN110170805A (en) * | 2019-06-13 | 2019-08-27 | 哈尔滨汽轮机厂有限责任公司 | A kind of processing method of piston ring |
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| CN110842584B (en) | 2020-07-10 |
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