CN111230216B - Piston ring manufacturing and machining process - Google Patents

Piston ring manufacturing and machining process Download PDF

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Publication number
CN111230216B
CN111230216B CN202010046774.3A CN202010046774A CN111230216B CN 111230216 B CN111230216 B CN 111230216B CN 202010046774 A CN202010046774 A CN 202010046774A CN 111230216 B CN111230216 B CN 111230216B
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China
Prior art keywords
piston ring
fixed
hole
top end
fixing frame
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CN111230216A (en
Inventor
闫晶晶
胡才富
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YUHUAN WEIYU AUTO PARTS Co.,Ltd.
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Yuhuan Weiyu Auto Parts Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/04—Arrangements preventing overload of tools, e.g. restricting load
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/06—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of pushers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

The invention discloses a piston ring manufacturing and processing technology, which relates to the technical field of plate processing, and mainly comprises the following steps: s1, workpiece installation: sleeving a plurality of piston rings to be processed on a piston ring fixing frame; s2, adjusting the cutting depth: by rotating the adjusting screw, the two supporting rods at the bottom of the driving control frame horizontally slide, and the cutting depth of the cutting machine to the piston ring is adjusted. According to the piston ring fixing frame, the two through abdicating holes are formed in the top end of the bottom supporting plate, the guide base with the L-shaped structure is fixed on the inner wall of each abdicating hole, the guide sliding groove in the inner side surface of the guide base is matched with the bottom pneumatic cylinder to push the fixing frame base to turn outwards along the guide base, so that the piston ring fixing frame is turned outwards to the left side and the right side of the top end of the bottom supporting plate to be in a horizontal state, a piston ring can conveniently slide from the piston ring fixing frame, and the simplicity in disassembly operation of the piston.

Description

Piston ring manufacturing and machining process
Technical Field
The invention relates to the technical field of piston rings, in particular to a piston ring manufacturing and processing technology.
Background
The piston ring is a metal ring for being embedded inside a piston groove, and the piston ring is a metal elastic ring with large outward expansion deformation and is assembled into a ring groove with the corresponding cross section. The piston ring moves in a reciprocating and rotating way, and forms sealing between the outer circular surface of the ring and the cylinder and between the ring and one side surface of the ring groove by means of the pressure difference of gas or liquid; piston rings are divided into two types: a compression ring and an oil ring. The compression ring can be used for sealing the combustible mixed gas in the combustion chamber; the oil ring is used to scrape off the excessive oil on the cylinder.
The diameter of the piston ring is different according to the size of the used machine, and the diameter of the piston ring is larger in a large-scale gravity machine, such as a large-scale diesel engine, and the diameter of the piston ring in a small-scale hydraulic cylinder is smaller.
The piston ring with a larger diameter needs to be cut off during manufacturing and processing, and a notch is formed in the piston ring, so that the piston ring has certain outward-expanding tension, the existing piston ring processing device disclosed by the patent number CN 201910527968.2 comprises a die sleeve for limiting the radial direction of the piston ring and a pressure plate assembly for realizing the radial outward bending of the piston ring, wherein the pressure plate assembly comprises a left pressure plate, and the left pressure plate is arranged on one axial side in the die sleeve; and the right pressing plate is used for pushing the piston ring to the left pressing plate and is matched with the left pressing plate to radially and outwards bend the piston ring, and the right pressing plate is positioned on the other axial side in the die sleeve and is coaxially arranged with the left pressing plate. This piston ring processingequipment adopts about the clamp plate to realize buckling the piston ring, forms the distortion volume, need not assemble the natural production distortion behind the engine after the inside wall cutting chamfer structure of piston ring, and the processing degree of difficulty is little, and the piston ring leakproofness of processing out is good.
The piston ring processing device disclosed in the patent still has some defects in practical use, and the specific defects are as follows:
firstly, when piston rings are produced in large scale, a machining device can only machine one piston ring at a time, so that the machining efficiency is low.
When the piston rings are produced in a large scale, the plurality of piston rings are uniformly and tidily fixed on the piston ring fixing frame, and when the piston rings are taken out after processing is finished, the piston rings need to be taken down singly from the device, so that the piston ring dismounting efficiency is low.
Disclosure of Invention
The invention aims to provide a piston ring manufacturing and processing technology, which solves the technical problems that the processing efficiency of a manufacturing and processing device on a piston ring is low when the piston ring is produced in a large scale and the disassembly efficiency of the piston ring is low when the piston ring is produced in a large scale.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a piston ring manufacturing and processing technology is completed by adopting a piston ring manufacturing and processing device in a matching way, wherein the piston ring manufacturing and processing device comprises a supporting leg and a bottom supporting plate; the bottom support plate is fixed horizontally, four support leg supports are arranged at the bottom of the bottom support plate, a support rib plate standing upright at the top end of the bottom support plate is fixed at the top end of the bottom support plate, a top support plate is installed at the top end of the support rib plate and is fixed horizontally at the top end of the support rib plate, a linear push rod motor is fixed at the top end of the top support plate, a push rod extends downwards from the bottom of the linear push rod motor, a square control frame is fixed at the bottom end of the push rod, two support rods standing upright downwards are installed at the bottom of the control frame, and a cutting machine is fixed at the bottom end of each support rod;
the top end of the bottom supporting plate is provided with two through abdicating holes which are symmetrically arranged at the top end of the supporting plate in a left-right manner, the middle part of each abdicating hole is provided with a piston ring fixing frame which is vertically arranged at the top end of the bottom supporting plate, the piston ring fixing frames in the two abdicating holes are symmetrically arranged at the left side and the right side of the control frame, the bottom end of the piston ring fixing frame is fixed with a square block-shaped fixing frame base, the side wall of the fixing frame base in the two abdicating holes is symmetrically provided with two rows,
the inner wall of each abdicating hole is fixedly provided with two right-angle guide bases, the inner side surfaces of the two guide bases are respectively provided with an L-shaped guide chute, a roller of the fixing frame base is embedded into the guide chutes in a sliding fit manner, the bottom end of the fixing frame base in each abdicating hole is fixedly provided with a push rod, the bottom end of the push rod is provided with a pneumatic cylinder, the pneumatic cylinder is fixed on the pneumatic cylinder base, and the pneumatic cylinder base is fixed in the middle of the top end of the bottom support plate;
the control frame comprises a sliding hole, a clamping groove, a guide hole and an adjusting screw rod, the control frame is internally provided with a square-hole-shaped sliding hole, the adjusting screw rod is arranged in the sliding hole, the surface thread of the adjusting screw rod is a Tang thread, the inner side wall of the sliding hole is provided with a round-hole-shaped clamping groove, the left end of the adjusting screw rod is fixed in the clamping groove in a clamping matching mode, the right end of the adjusting screw rod penetrates through the control frame through a bearing and extends out of the control frame,
the bottom end of the control frame is provided with two guide holes communicated with the sliding hole, the top end of the supporting rod penetrates through the guide holes and extends into the sliding hole, the top end of the supporting rod extending into the sliding hole is provided with a guide block matched with the sliding hole, the middle part of the guide block is provided with a through threaded hole, and the threaded hole of the guide block is installed on the adjusting screw rod in a threaded fit manner;
the manufacturing and processing technology of the piston ring mainly comprises the following steps:
s1, workpiece installation: sleeving a plurality of piston rings to be processed on a piston ring fixing frame;
s2, adjusting the cutting depth: the two support rods at the bottom of the control frame are driven to horizontally slide by rotating the adjusting screw rod, so that the cutting depth of the cutting machine to the piston ring is adjusted;
s3, cutting width adjustment: the cutting pieces on the two sides of the second transmission shaft are slid by unscrewing the screws on the cutting pieces, and then the cutting pieces are fixed by screwing the screws;
s4, cutting a piston ring: pushing the control frame to lift through a linear push rod motor, moving a cutting machine at the bottom of the control frame downwards, and cutting and slotting the piston ring fixed on the piston ring fixing frame in the step S1;
and S5, taking out finished products, taking down the piston ring cut in the step S4 from the piston ring fixing frame, pushing the fixing frame base to move along the guide sliding groove through the pneumatic cylinder, enabling the piston ring fixing frame to overturn towards two sides, and manually taking down the plurality of piston ring fixing frames.
As a preferred technical scheme of the invention, the cutting machine comprises a notch, a transmission shaft, a belt pulley, a cutting machine shell, a first bevel gear, a second transmission shaft, a cutting blade and a gear groove, wherein the axial center position of the support rod is provided with a circular hole-shaped shaft hole, the transmission shaft is embedded in the shaft hole of the support rod in a sliding fit mode, the top end of the transmission shaft is fixed at the top end of the shaft hole of the support rod in a clamping fit mode, the inner side walls of the two support rods positioned at the bottom of the control frame are symmetrically provided with notches with arc structures, the belt pulley is arranged at the top end of the transmission shaft and positioned at the notch position, the cutting machine shell is fixed at the bottom end of the support rod, the middle part of the cutting machine shell is provided with a through shaft hole, the top end of the shaft hole of, the first bevel gear is meshed with the second bevel gear, the second bevel gear is installed on the second transmission shaft, the second transmission shaft is fixed in the middle of the cutter shell through a rolling bearing, two ends of the second transmission shaft extend out of two ends of the cutter shell, and the cutting blade is fixed on the second transmission shaft extending out of two ends of the cutter shell through screws.
As a preferable technical scheme of the invention, the middle part of the bottom end of the control frame is provided with a motor, the top end of an output shaft of the motor is provided with a driving belt wheel, the outer wall of the driving belt wheel is provided with a transmission belt, and the driving belt wheel is connected with the belt wheel through the transmission belt.
As a preferable technical scheme, the middle part of the shaft hole of the cutter shell is provided with an annular abdicating groove, and the top of the abdicating groove is communicated with the gear groove.
As a preferred technical scheme of the invention, the piston ring fixing frame comprises a threaded rod, a boss, a deflector rod, a nut sleeve, a hinged support, a baffle, a fixed hinged support, a step hole and a boss, wherein the cylindrical boss is fixed at the bottom end of the threaded rod, the cylindrical step hole is formed in the middle of the top end of a fixing frame base, the boss at the bottom end of the threaded rod is fixed in the step hole in a clamping fit mode, a plurality of fixed hinged supports are arranged at the top end of the fixing frame base at equal intervals according to the circumference, the nut sleeve is provided with the top end of the threaded rod, the outer wall of the nut sleeve is provided with lug plates matched with the fixed hinged support in number, and the hinged support is a cross formed by hinging and fixing two straight rods through the middle part, wherein two ends of the cross are respectively arranged on the lug;
as a preferred embodiment of the present invention, the baffle is a curved arc plate.
Compared with the prior art, the invention at least comprises the following beneficial effects:
according to the invention, the piston ring fixing frame is erected on the top end of the bottom supporting plate, the piston ring fixing frame is cylindrical, so that a plurality of piston rings can be conveniently strung on the piston ring fixing frame, the piston rings are supported and fixed through the piston ring fixing frame, the hinged support is driven to expand through the rotation of the threaded rod in the piston ring fixing frame, the baffle plate with the arc-shaped structure is abutted against the inner ring of the piston ring to support the plurality of piston rings, the plurality of piston rings are fixed on the top end of the bottom supporting plate, the control frame is pushed by the linear push rod motor to lift, the cutting machine at the bottom of the control frame moves downwards, and the piston rings fixed on.
Secondly, two through abdicating holes are formed in the top end of the bottom supporting plate, the guide bases of L-shaped structures are fixed on the inner walls of the abdicating holes, the fixing frame bases are pushed to turn outwards along the guide bases through the mutual matching of the guide sliding grooves in the inner side surfaces of the guide bases and the bottom pneumatic cylinders, so that the piston ring fixing frame is turned outwards to the left side and the right side of the top end of the bottom supporting plate to be in a horizontal state, the hinged supports in the piston ring fixing frame are controlled to contract, the baffle is loosened from the inner ring of the piston ring, the piston ring slides from the piston ring fixing frame, and the simplicity in disassembling operation of the piston.
The cutting depth of the piston ring is controlled by the cutting machines on two sides through adjusting screws in the control frame, the cutting machines cut the piston ring from the middle position of the piston ring fixing frames on two sides, the piston ring is turned over towards two sides by utilizing the guide base after the cutting is finished, the nut sleeve on the threaded rod is driven to perform lifting adjustment by rotating the deflector rod, the baffle plate is driven to be loosened from the inner ring of the piston ring through the hinged support, and a plurality of piston rings are conveniently and quickly taken down from the piston ring fixing frames.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view of a piston ring manufacturing apparatus according to the present invention;
FIG. 2 is a schematic front view of the piston ring holder of the present invention when the top end of the bottom support plate is turned over;
FIG. 3 is a schematic view of a front cross-sectional structure of the control frame of the present invention;
FIG. 4 is a schematic bottom view of the control frame of the present invention;
FIG. 5 is a schematic cross-sectional view of the cutting machine of the present invention;
FIG. 6 is a top view of the cutting machine of the present invention cutting the piston ring;
FIG. 7 is a schematic cross-sectional view taken along line A-A of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic structural view of a finished piston ring after the piston ring is machined by the machining device according to the present invention;
FIG. 9 is a flow chart of a piston ring manufacturing process according to the present invention;
in the figure: 1. support legs, 2, a bottom support plate, 3, a support rib plate, 4, a top support plate, 5, a linear push rod motor, 6, a push rod, 7, a control frame, 701, a slide hole, 702, a clamping groove, 703, a guide hole, 8, a support rod, 801, a guide block, 802, a notch, 9, a cutting machine, 901, a transmission shaft, 902, a belt wheel, 903, a transmission belt, 904, a fixed shell, 905, a first bevel gear, 906, a second bevel gear, 907, a second transmission shaft, 908, a cutting sheet, 909, a gear groove, 910, a abdicating groove, 10, a guide sliding groove, 11, a guide base, 12, a roller, 13, an adjusting screw, 14, a motor, 1401, a driving belt wheel, 15, a threaded rod, 1501, a boss, 16, a deflector rod, 17, a pneumatic cylinder, 18, a fixing frame base, 1801, a stepped hole, 19, a pneumatic cylinder, 20, a push rod, 21, a bidirectional adjusting screw, 2201. the nut sleeve comprises a 2202 hinge support, 2203 baffle plates, 2204 fixed hinge supports and 23 abdicating holes.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
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 will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-9, the overall structure of a piston ring manufacturing process is schematically illustrated, and the piston ring manufacturing process is completed by using a piston ring manufacturing apparatus, which includes a support leg 1 and a bottom support plate 2; the bottom support plate 2 is horizontally fixed, four support legs 1 are arranged at the bottom of the bottom support plate 2 for supporting, a support rib plate 3 standing upright at the top end of the bottom support plate 2 is fixed at the top end of the bottom support plate 2, a top support plate 4 is installed at the top end of the support rib plate 3, the top support plate 4 is horizontally fixed at the top end of the support rib plate 3, a linear push rod motor 5 is fixed at the top end of the top support plate 4, a push rod 6 extends downwards from the bottom of the linear push rod motor 5, a square control frame 7 is fixed at the bottom end of the push rod 6, two support rods 8 standing downwards are installed at the bottom of the control frame 7, and a cutting machine 9 is fixed at;
wherein, two-way adjusting screw 21 is installed at the middle part of two upright bracing pieces 8, supports the structural strength between two bracing pieces 8 through two-way adjusting screw 21, and two-way adjusting screw 21 is for adopting the telescopic threaded rod of screw rod regulation.
Wherein, the cutting machine 9 comprises a notch 802, a transmission shaft 901, a belt pulley 902, a cutting machine housing 904, a first bevel gear 905, a second bevel gear 906, a second transmission shaft 907, a cutting blade 908 and a gear groove 909, the axial center position of the support rod 8 is provided with a circular hole-shaped shaft hole, the transmission shaft 901 is embedded into the shaft hole of the support rod 8 in a sliding fit manner, the top end of the transmission shaft 901 is fixed at the top end of the shaft hole of the support rod 8 in a snap fit manner, the inner side walls of the two support rods 8 at the bottom of the control frame 7 are symmetrically provided with notches 802 with arc structures, the belt pulley 902 is arranged at the top end of the transmission shaft 901 and at the position of the notch 802, the cutting machine housing 904 is fixed at the bottom end of the support rod 8, the middle part of the cutting machine housing 904 is provided with a through shaft hole, the top end of the shaft hole of the cutting machine housing 904, the first bevel gear 905 is in meshed connection with the second bevel gear 906, the second bevel gear 906 is installed on a second transmission shaft 907, the second transmission shaft 907 is fixed to the middle of the cutter housing 904 through a rolling bearing, two ends of the second transmission shaft 907 extend out of two ends of the cutter housing 904, and the cutting blade 908 is fixed on the second transmission shaft 907 extending out of two ends of the cutter housing 904 through screws.
The cutting blade 908 is locked at the position on the second transmission shaft 907 through a screw, the positions of the cutting blades 908 at two sides of the second transmission shaft 907 are slid by loosening the screw on the cutting blade 908, and then the cutting blade 908 is fixed by tightening the screw; the distance between the two cutting pieces 908 on the second transmission shaft 907 can be adjusted steplessly, so that notches with different widths can be conveniently cut.
The middle part of the bottom end of the control frame 7 is provided with an electric motor 14, the top end of the output shaft of the electric motor 14 is provided with a driving belt 1401, the outer wall of the driving belt 1401 is provided with a driving belt 903, and the driving belt 1401 is connected with a belt wheel 902 through the driving belt 903.
The driving belt 903 is used for driving the belt wheels 902 on the two sides to rotate at a high speed, the driving belt 903 has certain extensibility, so that after the distance between the supporting rods 8 on the two sides is adjusted, the stability of transmission can be guaranteed through self-adaptive extension of the driving belt 903, the driving belt 903 is easy to replace through mutual transmission between the belt wheels 902 and the driving belt 903, and transmission is guaranteed through replacement of the driving belt 903 after the distance between the supporting rods 8 on the two sides is changed.
The mutual transmission between the belt wheel 902 and the transmission belt 903 is realized through the friction transmission between the belt wheel 902 and the transmission belt 903, so that the cutting blade 908 is protected through the slippage between the belt wheel 902 of the transmission belt 903 after the cutting blade 908 meets a hard steel object, and the service life of the cutting blade 908 is prolonged.
The middle part of the shaft hole of the cutter shell 904 is provided with an annular-structure abdicating groove 910, and the top of the abdicating groove 910 is communicated with the gear groove 909, so that the rotation of the bevel gear is facilitated, and the rotation stability of the second transmission shaft 907 is improved.
The top end of the bottom supporting plate 2 is provided with two through abdicating holes 23, the abdicating holes 23 are arranged symmetrically at the top end of the supporting plate 2, the middle part of each abdicating hole 23 is provided with a piston ring fixing frame 22 standing upright at the top end of the bottom supporting plate 2, the piston ring fixing frames 22 in the two abdicating holes 23 are symmetrically arranged at the left and right sides of the control frame 7, the bottom end of the piston ring fixing frame 22 is fixed with a square block-shaped fixing frame base 18, the side walls of the fixing frame bases 18 in the two abdicating holes 23 are symmetrically provided with two rows of rollers 12,
two right-angle guide bases 11 are fixed on the inner wall of each abdicating hole 23, each guide base 11 is L-shaped, each guide base 11 extends out of the top of the bottom support plate 2, the top ends of the two guide bases 11 extending out of the top of the bottom support plate 2 are outwards turned towards the left side and the right side of the bottom support plate 2, guide sliding chutes 10 of an L-shaped structure are respectively formed in the inner side surfaces of the two guide bases 11, rollers 12 of a fixing frame base 18 are embedded into the guide sliding chutes 10 in a sliding fit mode, a push rod 20 is fixed at the bottom end of the fixing frame base 18 in each abdicating hole 23, a pneumatic cylinder 17 is arranged at the bottom end of the push rod 20, the pneumatic cylinder 17 is fixed on a pneumatic cylinder base 19, and the pneumatic cylinder base 19 is fixed in;
according to the piston ring dismounting device, the top end of the bottom support plate 2 is provided with the two through abdicating holes 23, the inner walls of the abdicating holes 23 are fixedly provided with the guide bases 11 with L-shaped structures, the fixing frame bases 18 are pushed to turn outwards along the guide bases 11 through the mutual matching of the guide sliding grooves 10 on the inner side surfaces of the guide bases 11 and the bottom pneumatic cylinders 17, so that the piston ring fixing frames 22 turn outwards to be in a horizontal state towards the left side and the right side of the top end of the bottom support plate 2, the hinged supports 2202 inside the piston ring fixing frames 22 are controlled to contract, the baffle plates 2203 are loosened from the inner rings of the piston rings, the piston rings slide off the piston ring fixing frames 22, and the piston ring.
The invention is adjusted by an adjusting screw rod 13 in a control frame 7, cutting depths of the piston rings by cutting machines 9 on two sides are controlled, the cutting machines 9 cut the piston rings from the middle positions of piston ring fixing frames 22 on two sides, the piston rings are cut, the piston ring fixing frames 22 are overturned towards two sides by a guide base 11 after the cutting is finished, a nut sleeve 2201 on a driving threaded rod 15 is lifted and lowered by rotating a deflector rod 16, a baffle 2203 is driven by a hinged support 2202 to be loosened from the inner rings of the piston rings, and a plurality of piston rings are conveniently and quickly taken down from the piston ring fixing frames 22.
The control frame 7 comprises a sliding hole 701, a clamping groove 702, a guide hole 703 and an adjusting screw 13, the control frame 7 is internally provided with the square-hole-shaped sliding hole 701, the adjusting screw 13 is arranged in the sliding hole 701, the surface thread of the adjusting screw 13 is a Tang thread, the inner side wall of the sliding hole 701 is provided with the round-hole-shaped clamping groove 702, the left end of the adjusting screw 13 is fixed in the clamping groove 702 in a clamping matching mode, the right end of the adjusting screw 13 penetrates through the control frame 7 through a bearing and extends out of the control frame 7,
the bottom end of the control frame 7 is provided with two guide holes 703 communicated with the sliding hole 701, the top end of the support rod 8 penetrates through the guide holes 703 and extends into the sliding hole 701, the top end of the support rod 8 extending into the sliding hole 701 is provided with a guide block 801 matched with the sliding hole 701, the middle part of the guide block 801 is provided with a through threaded hole, and the threaded hole of the guide block 801 is installed on the adjusting screw 13 in a threaded fit manner; the supporting rod 8 can be conveniently adjusted to horizontally slide at the bottom of the control frame 7 through the adjusting screw 13, and the connection firmness is improved.
The manufacturing and processing technology of the piston ring mainly comprises the following steps:
s1, workpiece installation: a plurality of piston rings to be processed are sleeved on the piston ring fixing frame 22;
s2, adjusting the cutting depth: by rotating the adjusting screw 13, the two supporting rods 8 at the bottom of the control frame 7 are driven to horizontally slide, and the cutting depth of the cutting machine 9 on the piston ring is adjusted;
s3, cutting width adjustment: the cutting pieces 908 on two sides of the second transmission shaft 907 slide by unscrewing the screws on the cutting pieces 908, and the cutting pieces 908 are fixed by screwing the screws;
s4, cutting a piston ring: the control frame 7 is pushed to ascend and descend by the linear push rod motor 5, the cutting machine 9 at the bottom of the control frame 7 moves downwards, and the piston ring fixed on the piston ring fixing frame 22 in the step S1 is cut and grooved;
and S5, taking out finished products, namely taking the piston ring cut in the step S4 down from the piston ring fixing frame 2, pushing the fixing frame base 18 to move along the guide sliding groove 10 through the pneumatic cylinder 17, enabling the piston ring fixing frame 2 to overturn towards two sides, and manually taking down the plurality of piston ring fixing frames 2.
The piston ring fixing frame 22 comprises a threaded rod 15, a boss 1501, a deflector rod 16, a nut sleeve 2201, a hinged support 2202, a baffle 2203, a fixed hinged support 2204, a step hole 1801 and a boss 1501, wherein the bottom end of the threaded rod 15 is fixed with a cylindrical boss 1501, the middle part of the top end of a fixing frame base 18 is provided with a cylindrical step hole 1801, the boss 1501 at the bottom end of the threaded rod 15 is fixed in the step hole 1801 in a clamping fit mode, the top end of the fixing frame base 18 is provided with a plurality of fixed hinged supports 2204 at equal intervals according to the circumference, the nut sleeve 2201 is provided with the top end of the threaded rod 15, the outer wall of the nut sleeve 2201 is provided with lug plates 2205 matched with the fixed hinged supports 2204 in number, and the hinged support, wherein, two ends of the cross are respectively arranged on the ear plate 2205 and the fixed hinge support 2204, and the other two ends of the cross are respectively hinged on the baffle 2203; the barrier 2203 is provided as a curved arc-shaped plate.
The cutting machine is characterized in that a plurality of fixed hinge supports 2204 are arranged on the top end of a fixed frame base 18 at equal intervals according to the circumference, the top end of a threaded rod 15 is installed on a nut sleeve 2201, lug plates 2205 matched with the fixed hinge supports 2204 in number are arranged on the outer wall of the nut sleeve 2201, a distance is reserved between every two adjacent hinge supports 2202, a cutting piece 908 can be conveniently cut from the middle of the distance between the hinge supports 2202, the cutting piece 908 can be conveniently cut to the bottom from the top of the piston ring fixed frame all the time, a distance is reserved between every two adjacent hinge supports 2202, piston ring scraps after cutting can conveniently fall from a middle gap of the hinge supports 2202, and the scraps can be conveniently moved.
According to the invention, the piston ring fixing frame 22 is erected on the top end of the bottom support plate 2, the piston ring fixing frame 2 is cylindrical, so that a plurality of piston rings can be conveniently strung on the piston ring fixing frame 2, the piston rings are supported and fixed through the piston ring fixing frame 22, the hinged support 2202 is driven to be unfolded through the rotation of the threaded rod 15 in the piston ring fixing frame 22, the baffle 2203 with an arc structure is abutted against the inner ring of the piston ring to support the plurality of piston rings, so that the plurality of piston rings are fixed on the top end of the bottom support plate 2, the linear push rod motor 5 pushes the control frame 7 to be lifted, the cutting machine 9 at the bottom of the control frame 7 moves downwards, and the piston rings fixed.
The working principle is as follows: when the piston ring manufacturing and processing technology is used, firstly, a plurality of piston rings to be processed are sleeved on the piston ring fixing frame 22; secondly, the two support rods 8 at the bottom of the control frame 7 are driven to horizontally slide by rotating the adjusting screw 13, and the cutting depth of the cutting machine 9 to the piston ring is adjusted; the cutting pieces 908 on two sides of the second transmission shaft 907 slide by unscrewing the screws on the cutting pieces 908, and the cutting pieces 908 are fixed by screwing the screws, so that the cutting width of the mechanical cutting machine 9 is adjusted; then, the control frame 7 is pushed to ascend and descend through the linear push rod motor 5, the cutting machine 9 at the bottom of the control frame 7 moves downwards, and cutting and grooving are carried out on the piston ring fixed frame 22; finally, the fixing frame base 18 is pushed by the pneumatic cylinder 17 to move along the guide sliding groove 10, so that the piston ring fixing frame 2 is overturned towards two sides, and the cut piston ring is taken down from the piston ring fixing frame 2, and the manufacturing and processing of the piston ring can be completed.
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.

Claims (6)

1. A piston ring manufacturing and processing technology is completed by adopting a piston ring manufacturing and processing device in a matching way, wherein the piston ring manufacturing and processing device comprises a supporting leg and a bottom supporting plate; the method is characterized in that: the bottom support plate is fixed horizontally, four support leg supports are arranged at the bottom of the bottom support plate, a support rib plate standing upright at the top end of the bottom support plate is fixed at the top end of the bottom support plate, a top support plate is installed at the top end of the support rib plate and is fixed horizontally at the top end of the support rib plate, a linear push rod motor is fixed at the top end of the top support plate, a push rod extends downwards from the bottom of the linear push rod motor, a square control frame is fixed at the bottom end of the push rod, two support rods standing upright downwards are installed at the bottom of the control frame, and a cutting machine is fixed at the bottom end of each support rod;
the top end of the bottom supporting plate is provided with two through abdicating holes which are symmetrically arranged at the top end of the supporting plate in a left-right manner, the middle part of each abdicating hole is provided with a piston ring fixing frame which is vertically arranged at the top end of the bottom supporting plate, the piston ring fixing frames in the two abdicating holes are symmetrically arranged at the left side and the right side of the control frame, the bottom end of the piston ring fixing frame is fixed with a square block-shaped fixing frame base, the side wall of the fixing frame base in the two abdicating holes is symmetrically provided with two rows,
the inner wall of each abdicating hole is fixedly provided with two right-angle guide bases, the inner side surfaces of the two guide bases are respectively provided with an L-shaped guide chute, a roller of the fixing frame base is embedded into the guide chutes in a sliding fit manner, the bottom end of the fixing frame base in each abdicating hole is fixedly provided with a push rod, the bottom end of the push rod is provided with a pneumatic cylinder, the pneumatic cylinder is fixed on the pneumatic cylinder base, and the pneumatic cylinder base is fixed in the middle of the top end of the bottom support plate;
the control frame comprises a sliding hole, a clamping groove, a guide hole and an adjusting screw rod, the control frame is internally provided with a square-hole-shaped sliding hole, the adjusting screw rod is arranged in the sliding hole, the surface thread of the adjusting screw rod is a Tang thread, the inner side wall of the sliding hole is provided with a round-hole-shaped clamping groove, the left end of the adjusting screw rod is fixed in the clamping groove in a clamping matching mode, the right end of the adjusting screw rod penetrates through the control frame through a bearing and extends out of the control frame,
the bottom end of the control frame is provided with two guide holes communicated with the sliding hole, the top end of the supporting rod penetrates through the guide holes and extends into the sliding hole, the top end of the supporting rod extending into the sliding hole is provided with a guide block matched with the sliding hole, the middle part of the guide block is provided with a through threaded hole, and the threaded hole of the guide block is installed on the adjusting screw rod in a threaded fit manner;
the manufacturing and processing technology of the piston ring mainly comprises the following steps:
s1, workpiece installation: sleeving a plurality of piston rings to be processed on a piston ring fixing frame;
s2, adjusting the cutting depth: the two support rods at the bottom of the control frame are driven to horizontally slide by rotating the adjusting screw rod, so that the cutting depth of the cutting machine to the piston ring is adjusted;
s3, cutting width adjustment: the cutting pieces on the two sides of the second transmission shaft are slid by unscrewing the screws on the cutting pieces, and then the cutting pieces are fixed by screwing the screws;
s4, cutting a piston ring: pushing the control frame to lift through a linear push rod motor, moving a cutting machine at the bottom of the control frame downwards, and cutting and slotting the piston ring fixed on the piston ring fixing frame in the step S1;
and S5, taking out finished products, taking down the piston ring cut in the step S4 from the piston ring fixing frame, pushing the fixing frame base to move along the guide sliding groove through the pneumatic cylinder, enabling the piston ring fixing frame to overturn towards two sides, and manually taking down the plurality of piston ring fixing frames.
2. The piston ring manufacturing process according to claim 1, wherein: the cutting machine comprises a notch, a transmission shaft, a belt wheel, a cutting machine shell, a first bevel gear, a second transmission shaft, a cutting blade and a gear groove, wherein a round hole-shaped shaft hole is formed in the axis position of the supporting rod, the transmission shaft is embedded into the shaft hole of the supporting rod in a sliding fit mode, the top end of the transmission shaft is fixed to the top end of the shaft hole of the supporting rod in a clamping fit mode, notches with arc structures are symmetrically formed in the inner side walls of the two supporting rods positioned at the bottom of the control frame, the belt wheel is installed at the top end of the transmission shaft and positioned at the notch position, the cutting machine shell is fixed at the bottom end of the supporting rod, a through shaft hole is formed in the middle of the cutting machine shell, the gear groove is formed in the top end of the shaft hole of the cutting machine shell, the second bevel gear is installed on the second transmission shaft, the second transmission shaft is fixed in the middle of the cutter shell through a rolling bearing, two ends of the second transmission shaft extend out of two ends of the cutter shell, and the cutting blade is fixed on the second transmission shaft extending out of two ends of the cutter shell through screws.
3. The piston ring manufacturing process according to claim 2, wherein: the motor is installed at the bottom middle part of the control frame, a driving belt wheel is installed at the top end of an output shaft of the motor, a driving belt is installed on the outer wall of the driving belt wheel, and the driving belt wheel is connected with the belt wheel through the driving belt.
4. The piston ring manufacturing process according to claim 2, wherein: the middle part of the shaft hole of the cutter shell is provided with an abdicating groove with an annular structure, and the top of the abdicating groove is communicated with the gear groove.
5. The piston ring manufacturing process according to claim 1, wherein: the piston ring mount includes the threaded rod, the boss, the driving lever, the nut sleeve, the hinged-support, the baffle, fixed hinged-support, the step hole, the boss, the bottom mounting of threaded rod has cylindric boss, cylindric step hole has been seted up at the top middle part of mount base, the boss of threaded rod bottom is fixed in the step hole through joint cooperation mode, the top of mount base is equipped with a plurality of fixed hinged-support according to the equidistant circumference, the top of threaded rod is installed to the nut sleeve, nut sleeve outer wall be equipped with fixed hinged-support quantity assorted otic placode, the hinged-support passes through the articulated cross that forms in middle part by two straight-bars, wherein, the wherein both ends of cross are respectively on otic placode and fixed hinged-support, the other both ends of cross articulate respectively on.
6. The piston ring manufacturing process according to claim 5, wherein: the baffle is a curved arc-shaped plate.
CN202010046774.3A 2020-01-16 2020-01-16 Piston ring manufacturing and machining process Active CN111230216B (en)

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CN112011681B (en) * 2020-09-28 2021-12-10 安庆海威尔机械有限公司 Method for reducing deformation rate of piston ring during quenching
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CN208929310U (en) * 2018-08-28 2019-06-04 益阳弘泰环保塑胶有限公司 A kind of industrial pipes ring cutting device
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