CN111360623A

CN111360623A - Working method of machining device for annular metal parts

Info

Publication number: CN111360623A
Application number: CN202010238618.7A
Authority: CN
Inventors: 张卓群
Original assignee: Anhui Yinuo Youth Industrial Design Co ltd
Current assignee: Tangshan tedi mechanical equipment manufacturing Co.,Ltd.
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-07-03
Anticipated expiration: 2040-03-30
Also published as: CN111360623B

Abstract

The invention discloses a working method of a machining device for an annular metal part, which belongs to the technical field of machining equipment and comprises a workbench, a positioning mechanism, a limiting mechanism, a feeding mechanism and a polishing mechanism, wherein the positioning mechanism comprises a lifting component, a connecting component, a plurality of positioning components and a plurality of resetting components, the connecting component is arranged at the lower end of the lifting component, the plurality of positioning components are circumferentially distributed at the side of the connecting component, the plurality of resetting components are in one-to-one correspondence with the plurality of positioning components, each resetting component is arranged above the corresponding positioning component, the feeding mechanism comprises an adjusting component and a feeding component, and the polishing mechanism comprises a moving component and a polishing component. The annular workpiece fixing device can be used for fixing and processing annular workpieces with small inner and outer diameter difference, the workpieces cannot deform during fixing, the annular workpieces with different sizes can be processed by the same equipment, and the annular workpiece fixing device also has the characteristic of low positioning precision and can reduce the cost.

Description

Working method of machining device for annular metal parts

Technical Field

The invention relates to the technical field of machining equipment, in particular to a working method of a machining device for an annular metal part.

Background

The annular metal part is a common workpiece, and can be used after being polished due to the phenomena of burrs and the like on the surface of the annular metal part after being processed and produced, and the existing annular metal part is mechanically polished along with the development of the industry.

Chinese patent No. CN107263253B discloses an annular workpiece polishing device, which comprises a bottom frame and a fixing frame arranged on the bottom frame, the chassis is also provided with a sliding groove at the left side of the fixed frame, the sliding groove is internally provided with a sliding frame capable of sliding left and right, the top of the sliding frame is provided with an upper through groove, a transverse frame is slidably arranged in the upper through groove, the right end of the transverse frame is fixedly connected with the fixed frame, the polishing machine is simple in structure, low in production cost and simple in operation, polishing efficiency of annular workpieces is greatly improved, waste of human resources is reduced, polishing effect is good, polishing precision is high, and requirements of modern production are met. The problems that firstly, when annular workpieces with different sizes are processed, the sizes of the convex column and the deep hole cannot be adjusted, and equipment needs to be replaced for processing are solved, so that the applicability of the device is reduced, secondly, when the thin-wall workpiece 6 shown in the attached drawing 1 is fixed, the size difference between the inner diameter and the outer diameter of the workpiece is small, the height of the workpiece is large, and the annular workpiece is easy to deform and damaged due to the fact that the convex column and the deep hole are clamped and fixed.

Disclosure of Invention

The invention aims to provide a processing device for an annular metal part, which aims to solve the technical problems that the applicability is low and a thin annular workpiece cannot be processed in the prior art.

The invention provides a processing device of an annular metal part, which comprises a workbench, a positioning mechanism, a limiting mechanism, a feeding mechanism and a polishing mechanism, wherein the positioning mechanism, the limiting mechanism, the feeding mechanism and the polishing mechanism are all arranged at the upper end of the workbench, the positioning mechanism comprises a lifting assembly, a connecting assembly, a plurality of positioning assemblies and a plurality of reset assemblies, the connecting assembly is arranged at the lower end of the lifting assembly, the plurality of positioning assemblies are circumferentially distributed at the side of the connecting assembly, the plurality of reset assemblies are in one-to-one correspondence with the plurality of positioning assemblies, each reset assembly is arranged above the corresponding positioning assembly, the feeding mechanism comprises an adjusting assembly and a feeding assembly, the feeding assembly is arranged at the upper end of the workbench, the adjusting assemblies are arranged at two sides of the feeding assembly, the polishing mechanism comprises a moving assembly and a polishing assembly, the movable assembly is arranged beside the positioning mechanism, and the polishing assembly is arranged at the upper end of the movable assembly.

Further, the lifting component includes fixed block, lift push rod and elevator, the upper end at the workstation is installed to the transversal L type of personally submitting and fixed block of fixed block, one side of fixed block is equipped with the lift track, lift push rod is vertical setting in the upper end of fixed block, elevator fixed mounting on lift push rod's output and elevator one side with lift track sliding fit.

Further, coupling assembling is including connecting motor, drive gear, driven gear, rolling disc and connecting block, the upper end of workstation is equipped with the rotation groove, the rolling disc is located the rotation inslot and the rolling disc can the free rotation, the upper end of connecting block is equipped with rather than fixed connection's connecting axle, the upper end of connecting axle with the lower extreme of elevator rotates and connects, be equipped with the first connecting groove of a plurality of, a plurality of second connecting groove and the articulated seat of a plurality of on the connecting block, a plurality of second connecting groove and the articulated seat of a plurality of all with the first connecting groove one-to-one of a plurality of, connect motor fixed mounting in the upper end of elevator, the drive gear cover is established on the output of connecting the motor, driven gear overlaps and establishes on the connecting axle and driven gear and drive gear meshing.

Further, every locating component all includes two first locating levers and two second locating levers, two first locating lever all is vertical setting, and the both ends of one of them first locating lever are located first spread groove and second spread groove respectively and all rotate with the connecting block to be connected, connects through two second locating levers respectively between the upper end of two first locating levers and between the lower extreme of two first locating levers, and the side of the first locating lever of keeping away from the connecting block is equipped with the locating frame, the locating frame passes through screwed connection with the second locating lever, the lower extreme of locating frame is equipped with a plurality of and removes the wheel, the side of locating frame is equipped with the spacer, the side of spacer is equipped with the sheet rubber.

Further, every reset assembly all includes release link and reset spring, the one end of release link is articulated with articulated seat, the other end of release link is contradicted in the upper end of second locating lever, reset spring is the slope and sets up and reset spring's both ends respectively with the upper end fixed connection of connecting block and release link.

Further, stop gear includes stopper, first rack, second rack, drive gear and limiting plate, the stopper is installed and is equipped with spacing chamber in the lower extreme of fixed block and stopper, first rack is vertical setting in one side of elevator, the second rack is vertical installation in spacing intracavity and second rack and stopper sliding fit, spacing intracavity is equipped with spacing axle, the drive gear cover is established at spacing epaxially, first rack with the second rack all meshes with drive gear, the lower extreme at the second rack is installed to the limiting plate.

Further, the adjusting part is including adjusting track, two regulating blocks, regulating spindle and regulating plate, adjust the track setting in the workstation, two regulating blocks are the symmetry and set up on adjusting the track and two regulating blocks all with adjust track sliding fit, the regulating spindle runs through the both ends of two regulating blocks and regulating spindle and all rotates with the workstation to be connected, be equipped with two opposite direction screw threads on the regulating spindle, two regulating blocks cooperate with two screw threads respectively, and the upper end of every regulating block all is equipped with the installation piece, be equipped with on the workstation with installation piece sliding fit's mounting groove, the regulating plate is provided with a plurality of, and the regulating plate is installed on the installation piece, the one end of regulating spindle is equipped with the adjusting button.

Further, the material loading subassembly includes material loading cylinder, material loading board and two tablet pushers, the material loading cylinder is the level and sets up the top at the workstation, the material loading board is installed on the output end of material loading cylinder, and two tablet pushers all are the slope setting and two tablet pushers are the symmetry and set up the both ends at the material loading board.

Further, the removal subassembly includes first electric jar, horizontal pole and second electric jar, first electric jar is vertical setting at the side of rolling disc, the one end of horizontal pole with slider fixed connection on the first electric jar, second electric jar fixed mounting is at the lower extreme of horizontal pole.

Further, polishing subassembly includes polishing piece, polishing motor, gear wheel, pinion, polishing axle and throws aureola, polishing piece and the slider fixed connection on the second electric jar, the front end of polishing piece is equipped with the extension piece, the polishing motor is installed in the upper end of extending the piece, the gear wheel is installed on the output of polishing motor, the side at the gear wheel is installed to the polishing axle, the pinion cover is established on the polishing axle and pinion and gear engagement, the lower extreme at the polishing axle is installed to the throws aureola.

Compared with the prior art, the invention has the beneficial effects that:

firstly, when in use, the lifting push rod works to push the lifting block to move, the lifting block drives the connecting block to move downwards, when the lower end of the positioning frame around the connecting block is attached to the rotating disc, the positioning frame is diffused towards the periphery by the rolling of the moving wheel, the positioning sheets are pressed against the inner wall of the annular workpiece, a plurality of positioning sheets work simultaneously, the annular workpiece can uniformly receive expanding force, so that the annular workpiece is prevented from deforming, in addition, the moving height of the lifting block is controlled by changing the pushing distance of the lifting push rod, the expanding distance of the positioning frame of the positioning assembly during working can be changed, so that the annular workpieces with different inner diameters can be expanded, in addition, the invention not only can position the annular workpiece with normal thickness, but also can position the annular workpiece with smaller difference value of the inner and outer diameters, namely the thin-wall workpiece, and solves the technical problem that the workpiece is easy to deform when the thin-wall workpiece is positioned in the prior art, the practicability of the invention is improved.

Secondly, the workpieces do not need to be accurately positioned in the feeding process, so that the precision requirements on the feeding and other parts of equipment are low, and the cost of the positioning device can be reduced.

Thirdly, the adjusting assembly arranged in the annular workpiece feeding device can be adjusted according to the size of the annular workpiece, the width of a path of the annular workpiece during feeding can be adjusted by adjusting the distance between the adjusting plates at the upper ends, so that the approximate position of the annular workpiece during feeding is controlled, and meanwhile, through the matching of the limiting plates, after the annular workpieces with different sizes are fed, the positioning mechanism is located in the inner diameter range of the annular workpiece, so that the positioning is convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a view of a thin-walled ring;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a cross-sectional view of the positioning mechanism of the present invention;

FIG. 4 is a partial schematic view of a positioning mechanism of the present invention;

FIG. 5 is a partial cross-sectional view of the present invention;

FIG. 6 is a partial schematic view of a loading mechanism of the present invention;

figure 7 is a front view of the polishing mechanism of the present invention.

Reference numerals:

the working table 1, the positioning mechanism 2, the lifting assembly 2a, the fixed block 2a1, the lifting push rod 2a2, the lifting block 2a3, the lifting track 2a4, the connecting assembly 2b, the connecting motor 2b1, the driving gear 2b2, the driven gear 2b3, the rotating disc 2b4, the connecting block 2b5, the connecting shaft 2b6, the first connecting groove 2b7, the second connecting groove 2b8, the hinge seat 2b9, the positioning assembly 2c, the first positioning rod 2c1, the second positioning rod 2c2, the positioning frame 2c3, the moving wheel 2c4, the positioning piece 2c5, the rubber sheet 2c6, the resetting assembly 2d, the resetting rod 2d1, the resetting spring 2d2, the limiting mechanism 3, the limiting block 3a, the first rack 3b, the second rack 3c, the driving gear 3d, the limiting plate 3e, the feeding mechanism 4, the adjusting assembly 364 a, the adjusting track 364 a, the adjusting block 1 a 364 a and the adjusting plate 1 a 364, the polishing machine comprises a mounting groove 4a6, an adjusting button 4a7, a feeding assembly 4b, a feeding air cylinder 4b1, a feeding plate 4b2, a material pushing sheet 4b3, a polishing mechanism 5, a moving assembly 5a, a first electric cylinder 5a1, a cross rod 5a2, a second electric cylinder 5a3, a polishing assembly 5b, a polishing block 5b1, a polishing motor 5b2, a large gear 5b3, a small gear 5b4, a polishing shaft 5b5, a polishing wheel 5b6, an extending block 5b7 and a thin-wall workpiece 6.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, an embodiment of the present invention provides a machining apparatus for annular metal parts, including a workbench 1, a positioning mechanism 2, a limiting mechanism 3, a feeding mechanism 4, and a polishing mechanism 5, where the positioning mechanism 2, the limiting mechanism 3, the feeding mechanism 4, and the polishing mechanism 5 are all installed at an upper end of the workbench 1, the positioning mechanism 2 includes a lifting component 2a, a connecting component 2b, a plurality of positioning components 2c, and a plurality of resetting components 2d, the connecting component 2b is installed at a lower end of the lifting component 2a, the plurality of positioning components 2c are circumferentially distributed at a side of the connecting component 2b, the plurality of resetting components 2d are in one-to-one correspondence with the plurality of positioning components 2c, each resetting component 2d is installed above the corresponding positioning component 2c, the feeding mechanism 4 includes an adjusting component 4a and a feeding component 4b, the feeding assembly 4b is mounted at the upper end of the workbench 1, the adjusting assemblies 4a are mounted at two sides of the feeding assembly 4b, the polishing mechanism 5 comprises a moving assembly 5a and a polishing assembly 5b, the moving assembly 5a is mounted at the side of the positioning mechanism 2, and the polishing assembly 5b is mounted at the upper end of the moving assembly 5 a; adjust the material loading route of annular work piece when material loading through adjusting part 4a, later through material loading subassembly 4b with annular work piece propelling movement to coupling assembling 2 b's upper end again, the work of lifting unit 2a makes coupling assembling 2b downstream, coupling assembling 2b drives all locating component 2c and reset assembly 2d downstream, the inner wall of all locating component 2c simultaneous workings annular work piece expands and props, later, thereby coupling assembling 2b work drives locating component 2c and rotates and drive annular work piece and rotate, and simultaneously, the work of removal subassembly 5a removes polishing subassembly 5b to the side of annular work piece, polish annular work piece through polishing subassembly 5b work.

Specifically, the lifting assembly 2a comprises a fixed block 2a1, a lifting push rod 2a2 and a lifting block 2a3, the cross section of the fixed block 2a1 is L-shaped, the fixed block 2a1 is mounted at the upper end of the workbench 1, a lifting track 2a4 is arranged at one side of the fixed block 2a1, the lifting push rod 2a2 is vertically arranged at the upper end of the fixed block 2a1, the lifting block 2a3 is fixedly mounted at the output end of the lifting push rod 2a2, and one side of the lifting block 2a3 is in sliding fit with the lifting track 2a 4; the lifting block 2a3 is pushed to move in the vertical direction through the operation of the lifting push rod 2a2, and the moving direction of the lifting block 2a3 can be limited through the sliding fit of the lifting track 2a4 and the lifting block 2a3 during the moving process of the lifting block 2a 3.

Specifically, the connecting assembly 2b includes a connecting motor 2b1, a driving gear 2b2, a driven gear 2b3, a rotating disc 2b4 and a connecting block 2b5, the upper end of the workbench 1 is provided with a rotating groove, the rotating disc 2b4 is located in the rotating groove and the rotating disc 2b4 can rotate freely, the upper end of the connecting block 2b5 is provided with a connecting shaft 2b6 fixedly connected thereto, the upper end of the connecting shaft 2b6 is rotatably connected with the lower end of the lifting block 2a3, the connecting block 2b5 is provided with a plurality of first connecting grooves 2b7, a plurality of second connecting grooves 2b8 and a plurality of hinge seats 2b9, the plurality of second connecting grooves 2b8 and the plurality of hinge seats 2b9 are respectively in one-to-one correspondence with the plurality of first connecting grooves 2b7, the connecting motor 2b1 is fixedly installed at the upper end of the lifting block 2a3, the driving gear 2b2 is sleeved on the output end of the connecting motor 2b1, the driven gear 2b3 is sleeved on the connecting shaft 2b6, and the driven gear 2b3 is meshed with the driving gear 2b 2; the connecting motor 2b1 works to drive the driving gear 2b2 to rotate, the meshing of the driving gear 2b2 and the driven gear 2b3 drives the driven gear 2b3 to rotate, the driven gear 2b3 drives the connecting shaft 2b6 to rotate, and the connecting shaft 2b6 drives the connecting block 2b5 to rotate, so that the positioning component 2c and the reset component 2d connected with the connecting block 2b5 are driven to move.

Specifically, each positioning assembly 2c includes two first positioning rods 2c1 and two second positioning rods 2c2, the two first positioning rods 2c1 are both vertically arranged, two ends of one first positioning rod 2c1 are respectively located in the first connecting groove 2b7 and the second connecting groove 2b8 and are both rotatably connected with the connecting block 2b5, two upper ends of the first positioning rods 2c1 and two lower ends of the first positioning rods 2c1 are respectively connected through two second positioning rods 2c2, a positioning frame 2c3 is arranged on the side of the first positioning rod 2c1 far away from the connecting block 2b5, the positioning frame 2c3 is connected with the second positioning rod 2c2 through screws, a plurality of moving wheels 2c4 are arranged at the lower end of the positioning frame 2c3, a positioning plate 2c5 is arranged on the side of the positioning frame 2c3, a rubber sheet 592 c 24 of the positioning plate, two second positioning rods 592 c 599 and two quadrilateral positioning rods 592 c 599, and the connection mode adopts the rotation connection, in the process that the connecting block 2b5 drives the positioning assembly 2c to move downwards, when the positioning frame 2c3 firstly collides with the rotating disc 2b4, the connecting block 2b5 continuously moves downwards, so that the two second positioning rods 2c2 can rotate to gradually approach to the horizontal rotation, at this time, because one first positioning rod 2c1 always keeps the vertical state, according to the parallelogram shape change principle, the other first positioning rod 2c1 also always keeps the vertical state, so that the second positioning rod 2c2 gradually rotates to the horizontal process, the distance between the positioning frame 2c3 and the positioning piece 2c5 gradually keeps away from the axis of the connecting shaft 2b6, so that the positioning piece 2c5 can expand and fix annular workpieces with different inner diameters, the arrangement of the rubber piece 2c6 at one side of the positioning piece 2c5 can increase the friction force between the positioning piece 2c5 and the annular workpieces, the connecting motor 2b1 can drive the annular workpiece to rotate together through the positioning piece 2c5 during working, and the polishing component 5b can polish different positions of the annular workpiece conveniently.

Specifically, each reset assembly 2d includes a reset rod 2d1 and a reset spring 2d2, one end of the reset rod 2d1 is hinged to the hinge seat 2b9, the other end of the reset rod 2d1 abuts against the upper end of the second positioning rod 2c2, the reset spring 2d2 is disposed in an inclined manner, and two ends of the reset spring 2d2 are fixedly connected to the upper ends of the connecting block 2b5 and the reset rod 2d1 respectively; after finishing the polishing of annular work piece once, lift push rod 2a2 work drives locating component 2c and rises, locating component 2c is when rising, press release link 2d1 through reset spring 2d2 and rotate, make the one end of release link 2d1 contradict second locating lever 2c2 and make the angle between second locating lever 2c2 and the first locating lever 2c1 turn to the minimum, thereby guarantee that all locating component 2c on the locating piece 2c5 all can be located the next annular work piece's of treating the processing of its below internal diameter within range.

Specifically, the limiting mechanism 3 comprises a limiting block 3a, a first rack 3b, a second rack 3c, a transmission gear 3d and a limiting plate 3e, the limiting block 3a is installed at the lower end of the fixing block 2a1, a limiting cavity is formed in the limiting block 3a, the first rack 3b is vertically arranged on one side of the lifting block 2a3, the second rack 3c is vertically installed in the limiting cavity, the second rack 3c is in sliding fit with the limiting block 3a, a limiting shaft is arranged in the limiting cavity, the transmission gear 3d is sleeved on the limiting shaft, the first rack 3b and the second rack 3c are both meshed with the transmission gear 3d, and the limiting plate 3e is installed at the lower end of the second rack 3 c; when the lifting push rod 2a2 drives the connecting block 2b5 to be positioned at the top, the limiting plate 3e is positioned at the bottom, so that when the feeding assembly 4b works, the annular workpiece moves to the rotating plate, the annular workpiece can be blocked by the limiting plate 3e, the situation that the annular workpiece is not positioned in the inner diameter range of the annular workpiece in a vertical space due to excessive feeding position of the annular workpiece is avoided, in addition, different limiting plates 3e can be replaced aiming at annular workpieces with different sizes, so that accurate alignment of the positioning assembly 2c and the annular workpiece is ensured, when the lifting block 2a3 moves downwards, the first rack 3b is driven to rotate, the first rack 3b drives the transmission gear 3d to rotate, when the gear rotates, the second rack 3c moves upwards to pull the limiting plate 3e to move upwards, and the limiting plate 3e is prevented from blocking the rotation of the annular workpiece in the polishing process, after finishing polishing, the lifting push rod 2a2 drives the lifting block 2a3 to rise by half height, and at the moment, the limiting plate 3e can be kept in the air, so that the machined annular workpiece can be conveniently blanked.

In particular, the adjusting assembly 4a comprises an adjusting track 4a1, two adjusting blocks 4a2, an adjusting shaft 4a3 and an adjusting plate 4a4, the adjusting track 4a1 is arranged in the workbench 1, two adjusting blocks 4a2 are symmetrically arranged on the adjusting track 4a1, and the two adjusting blocks 4a2 are both in sliding fit with the adjusting track 4a1, the adjusting shaft 4a3 penetrates through the two adjusting blocks 4a2 and both ends of the adjusting shaft 4a3 are rotatably connected with the workbench 1, the adjusting shaft 4a3 is provided with two opposite screw threads, two adjusting blocks 4a2 are respectively matched with the two screw threads, the upper end of each adjusting block 4a2 is provided with a mounting block 4a5, the workbench 1 is provided with a mounting groove 4a6 in sliding fit with a mounting block 4a5, the adjusting plates 4a4 are provided with a plurality of adjusting plates 4a4, the adjusting plates 4a4 are mounted on the mounting block 4a5, and one end of the adjusting shaft 4a3 is provided with an adjusting button 4a 7; the adjusting shaft 4a3 is driven to rotate by rotating the adjusting knob 4a7, the two adjusting blocks 4a2 move oppositely or move back to back by matching the two threads on the adjusting shaft 4a3 with the adjusting blocks 4a2, so that the distance between the adjusting plates 4a4 at the upper ends of the two adjusting blocks 4a2 is changed, the width of a moving channel in the feeding process of the annular workpiece is changed, and the situation that the positioning mechanism 2 is located outside the inner diameter range of the annular workpiece due to inaccurate feeding position of the annular workpiece is avoided.

Specifically, the feeding assembly 4b comprises a feeding cylinder 4b1, a feeding plate 4b2 and two material pushing plates 4b3, wherein the feeding cylinder 4b1 is horizontally arranged above the workbench 1, the feeding plate 4b2 is installed at the output end of the feeding cylinder 4b1, the two material pushing plates 4b3 are obliquely arranged, and the two material pushing plates 4b3 are symmetrically arranged at the two ends of the feeding plate 4b 2; drive flitch 4b2 and two tablet 4b3 promotion annular work pieces and carry out the material loading through material loading cylinder 4b1 work, two relative slopes of tablet 4b3 set up and form a recess, one side homoenergetic of the annular work piece of equidimension not all can contradict between two tablet 4b3, thereby guarantee annular work piece material loading position, make its axis and rolling disc 2b 4's axis be close to as far as possible after the annular work piece material loading, avoid annular work piece material loading position inaccurate and lead to positioning mechanism 2 to be located outside the annular work piece internal diameter scope.

Specifically, the moving assembly 5a comprises a first electric cylinder 5a1, a cross bar 5a2 and a second electric cylinder 5a3, the first electric cylinder 5a1 is vertically arranged at the side of the rotating disc 2b4, one end of the cross bar 5a2 is fixedly connected with a sliding block on the first electric cylinder 5a1, and the second electric cylinder 5a3 is fixedly arranged at the lower end of the cross bar 5a 2; the first electric cylinder 5a1 works to move the cross bar 5a2, and the cross bar 5a2 moves the second electric cylinder 5a3 in the vertical direction, so as to move the polishing assembly 5b in the vertical direction.

Specifically, the polishing assembly 5b comprises a polishing block 5b1, a polishing motor 5b2, a large gear 5b3, a small gear 5b4, a polishing shaft 5b5 and a polishing wheel 5b6, wherein the polishing block 5b1 is fixedly connected with a sliding block on a second electric cylinder 5a3, an extension block 5b7 is arranged at the front end of the polishing block 5b1, the polishing motor 5b2 is arranged at the upper end of the extension block 5b7, the large gear 5b3 is arranged at the output end of the polishing motor 5b2, the polishing shaft 5b5 is arranged beside the large gear 5b3, the small gear 5b4 is sleeved on the large gear 5b5, the small gear 5b4 is meshed with the large gear 5b3, and the polishing wheel 5b6 is arranged at the lower end of the polishing shaft 5b 5; the polishing motor 5b2 works to drive the large gear 5b3 to rotate, the large gear 5b3 drives the small gear 5b4 to rotate, the small gear 5b4 drives the polishing shaft 5b5 and the polishing wheel 5b6 to rotate, and the polishing wheel 5b6 polishes the annular workpiece, wherein the polishing motor 5b2 and the polishing shaft 5b5 are connected through the meshing of the large gear 5b3 and the small gear 5b4, so that the situation that the polishing motor 5b2 is excessively arranged at the front end of the polishing block 5b1 is avoided, and the edge of the motor can obstruct the positioning mechanism 2.

The working principle of the invention is as follows: the adjusting shaft 4a3 is driven to rotate by rotating the adjusting knob 4a7 according to the size of the processed annular workpiece, the two threads on the adjusting shaft 4a3 are matched with the adjusting block 4a2, so that the two adjusting blocks 4a2 move towards or away from each other, and the distance between the adjusting plates 4a4 at the upper ends of the two adjusting blocks 4a2 is changed, so that the width of a moving channel in the process of feeding the annular workpiece is changed, then when the annular workpiece enters the front of the feeding assembly 4b, the feeding cylinder 4b1 is operated to drive the feeding plate 4b2 and the two material pushing plates 4b3 to push the annular workpiece to be fed, when the annular workpiece is located in the middle of the rotating disc 2b4, the lifting push rod 2a2 is operated to push the lifting block 2a3 to move in the vertical direction, and when the positioning assembly 2c is driven by the connecting block 2b5 to move downwards, the connecting block 2b5 continues to move downwards when the positioning frame 2c3 firstly collides with the rotating disc 2b4, therefore, the two second positioning rods 2c2 will rotate to gradually approach to horizontal rotation, at this time, because one first positioning rod 2c1 always keeps vertical state, according to the parallelogram shape change principle, the other first positioning rod 2c1 also always keeps vertical state, so that the second positioning rod 2c2 gradually rotates to horizontal process, the distance between the positioning frame 2c3 and the positioning piece 2c5 will gradually keep away from the axis of the connecting shaft 2b6, so that the positioning piece 2c5 can expand and fix the annular workpieces with different inner diameters, the driving gear 2b2 is driven to rotate by the work of the connecting motor 2b1, the meshing of the driving gear 2b2 and the driven gear 2b3 drives the driven gear 2b3 to rotate, the driven gear 2b3 drives the connecting shaft 2b6 to rotate, the connecting shaft 2b6 drives the connecting block 2b5 to rotate, so that the annular workpiece is driven by the positioning component 2c to rotate, meanwhile, the first electric cylinder 5a1 works to drive the cross bar 5a2 to move, the cross bar 5a2 drives the second electric cylinder 5a3 to move in the vertical direction, so as to drive the polishing component 5b to move in the vertical direction, the polishing motor 5b2 works to drive the large gear 5b3 to rotate, the large gear 5b3 drives the small gear 5b4 to rotate, the small gear 5b4 drives the polishing shaft 5b5 and the polishing wheel 5b6 to rotate, and the polishing wheel 5b6 polishes and processes the annular workpiece.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The working method of the machining device for the annular metal part comprises the following steps: the adjusting shaft is driven to rotate by rotating the adjusting button according to the size of the processed annular workpiece, the two adjusting blocks move towards or away from each other by the matching of the two threads on the adjusting shaft and the adjusting blocks, so that the distance between the adjusting plates at the upper ends of the two adjusting blocks is changed, the width of a moving channel in the feeding process of the annular workpiece is changed, then when the annular workpiece enters the front of the feeding assembly, the feeding cylinder works to drive the feeding plate and the two material pushing plates to push the annular workpiece to feed, when the annular workpiece is positioned in the middle of the rotating disc, the lifting push rod works to push the lifting block to move in the vertical direction, in the process that the connecting block drives the positioning assembly to move downwards, when the positioning frame firstly collides with the rotating disc, the connecting block continues to move downwards, so that the two second positioning rods can rotate gradually approaching to the horizontal rotation, and at the moment, because one first positioning rod is always kept in the, according to the parallelogram shape change principle, the other first locating rod can be always kept in a vertical state, so that in the process of gradually rotating the second locating rod to be horizontal, the distance between the locating frame and the locating piece can be gradually far away from the axis of the connecting shaft, the locating piece can expand and fix annular workpieces with different inner diameters, the connecting motor works to drive the driving gear to rotate, the meshing of the driving gear and the driven gear drives the driven gear to rotate, the driven gear drives the connecting shaft to rotate, the connecting shaft drives the connecting block to rotate, so that the annular workpieces are driven to rotate through the locating component, meanwhile, the first electric cylinder works to drive the cross rod to move, the cross rod drives the second electric cylinder to move in the vertical direction, so as to drive the polishing component to move in the vertical direction, the polishing motor works to drive the big gear to rotate, and the big gear drives the small gear to rotate, the pinion drives the polishing shaft and the polishing wheel to rotate, and the polishing wheel polishes and processes the annular workpiece.

2. The working method of the annular metal part machining apparatus according to claim 1, characterized in that: the annular metal part comprises a workbench (1), a positioning mechanism (2), a limiting mechanism (3), a feeding mechanism (4) and a polishing mechanism (5), wherein the positioning mechanism (2), the limiting mechanism (3), the feeding mechanism (4) and the polishing mechanism (5) are all arranged at the upper end of the workbench (1), the positioning mechanism (2) comprises a lifting component (2 a), a connecting component (2 b), a plurality of positioning components (2 c) and a plurality of reset components (2 d), the connecting component (2 b) is arranged at the lower end of the lifting component (2 a), the plurality of positioning components (2 c) are circumferentially distributed at the side of the connecting component (2 b), the plurality of reset components (2 d) are in one-to-one correspondence with the plurality of positioning components (2 c), and each reset component (2 d) is arranged above the corresponding positioning component (2 c), the feeding mechanism (4) comprises an adjusting component (4 a) and a feeding component (4 b), the feeding component (4 b) is installed at the upper end of the workbench (1), the adjusting component (4 a) is installed on two sides of the feeding component (4 b), the polishing mechanism (5) comprises a moving component (5 a) and a polishing component (5 b), the moving component (5 a) is installed at the side of the positioning mechanism (2), and the polishing component (5 b) is installed at the upper end of the moving component (5 a); or, lifting unit (2 a) includes fixed block (2 a 1), lift push rod (2 a 2) and elevator (2 a 3), the upper end at workstation (1) is installed to the transversal L type and fixed block (2 a 1) of personally submitting of fixed block (2 a 1), one side of fixed block (2 a 1) is equipped with lift track (2 a 4), lift push rod (2 a 2) is vertical setting in the upper end of fixed block (2 a 1), elevator (2 a 3) fixed mounting on the output of lift push rod (2 a 2) and elevator (2 a 3) one side with lift track (2 a 4) sliding fit.

3. The working method of the annular metal part machining apparatus according to claim 2, characterized in that: the connecting assembly (2 b) comprises a connecting motor (2 b 1), a driving gear (2 b 2), a driven gear (2 b 3), a rotating disc (2 b 4) and a connecting block (2 b 5), the upper end of the workbench (1) is provided with a rotating groove, the rotating disc (2 b 4) is positioned in the rotating groove and the rotating disc (2 b 4) can rotate freely, the upper end of the connecting block (2 b 5) is provided with a connecting shaft (2 b 6) fixedly connected with the connecting shaft, the upper end of the connecting shaft (2 b 6) is rotatably connected with the lower end of the lifting block (2 a 3), the connecting block (2 b 5) is provided with a plurality of first connecting grooves (2 b 7), a plurality of second connecting grooves (2 b 8) and a plurality of hinged seats (2 b 9), a plurality of second connecting grooves (2 b 8) and a plurality of hinged seats (2 b 9) are all corresponding to a plurality of first connecting grooves (2 b 7), and the upper end of the connecting block (3 b 1) is fixedly installed at the upper end of the lifting block (3 a 362 a 1), drive gear (2 b 2) cover is established on the output end of connecting motor (2 b 1), driven gear (2 b 3) cover is established on connecting axle (2 b 6) and driven gear (2 b 3) and drive gear (2 b 2) meshing.

4. The working method of the annular metal part machining apparatus according to claim 3, characterized in that: each positioning assembly (2 c) comprises two first positioning rods (2 c 1) and two second positioning rods (2 c 2), the two first positioning rods (2 c 1) are vertically arranged, two ends of one first positioning rod (2 c 1) are respectively positioned in a first connecting groove (2 b 7) and a second connecting groove (2 b 8) and are rotatably connected with a connecting block (2 b 5), two ends of the other first positioning rod (2 c 1) are respectively connected between the upper ends of the two first positioning rods (2 c 1) and between the lower ends of the two first positioning rods (2 c 1) through two second positioning rods (2 c 2), a positioning frame (2 c 3) is arranged on the side of the first positioning rod (2 c 1) far away from the connecting block (2 b 5), the positioning frame (2 c 3) is connected with the second positioning rod (2 c 2) through side screws, a plurality of movable wheels (2 c 4) are arranged on the lower end of the positioning frame (2 c 3), and a positioning piece (3 c 5) is arranged on the positioning frame (2 c 5), the side of the positioning plate (2 c 5) is provided with a rubber sheet (2 c 6).

5. The working method of the annular metal part machining apparatus according to claim 4, wherein: every reset assembly (2 d) all includes release link (2 d 1) and reset spring (2 d 2), the one end and the articulated seat (2 b 9) of release link (2 d 1) are articulated, the other end of release link (2 d 1) is contradicted in the upper end of second locating lever (2 c 2), reset spring (2 d 2) are the slope and set up and reset spring (2 d 2) both ends respectively with connecting block (2 b 5) and reset link (2 d 1) upper end fixed connection.

6. The working method of the annular metal part machining apparatus according to claim 3, characterized in that: stop gear (3) include stopper (3 a), first rack (3 b), second rack (3 c), drive gear (3 d) and limiting plate (3 e), stopper (3 a) are installed and are equipped with spacing chamber in lower extreme and stopper (3 a) of fixed block (2 a 1), first rack (3 b) are vertical setting in one side of lifter (2 a 3), second rack (3 c) are vertical installation in spacing intracavity and second rack (3 c) and stopper (3 a) sliding fit, spacing intracavity is equipped with spacing axle, drive gear (3 d) cover is established at spacing epaxially, first rack (3 b) with second rack (3 c) all meshes with drive gear (3 d), the lower extreme at second rack (3 c) is installed to limiting plate (3 e).

7. The working method of the annular metal part machining apparatus according to claim 2, characterized in that: the adjusting component (4 a) comprises an adjusting track (4 a 1), two adjusting blocks (4 a 2), an adjusting shaft (4 a 3) and an adjusting plate (4 a 4), the adjusting track (4 a 1) is arranged in the workbench (1), the two adjusting blocks (4 a 2) are symmetrically arranged on the adjusting track (4 a 1) and the two adjusting blocks (4 a 2) are in sliding fit with the adjusting track (4 a 1), the adjusting shaft (4 a 3) penetrates through the two adjusting blocks (4 a 2) and the two ends of the adjusting shaft (4 a 3) and is in rotating connection with the workbench (1), the adjusting shaft (4 a 3) is provided with two opposite-direction threads, the two adjusting blocks (4 a 2) are matched with the two threads respectively, the upper end of each adjusting block (4 a 2) is provided with an installing block (4 a 5), the workbench (1) is provided with an installing groove (394 a 6) in sliding fit with the installing block (4 a 5), the adjusting plate (4 a 4) is provided with a plurality of, and adjusting plate (4 a 4) is installed on installation piece (4 a 5), the one end of adjusting shaft (4 a 3) is equipped with adjusting knob (4 a 7).

8. The working method of the annular metal part machining apparatus according to claim 7, characterized in that: the feeding assembly (4 b) comprises a feeding cylinder (4 b 1), a feeding plate (4 b 2) and two material pushing sheets (4 b 3), the feeding cylinder (4 b 1) is horizontally arranged above the workbench (1), the feeding plate (4 b 2) is installed at the output end of the feeding cylinder (4 b 1), the two material pushing sheets (4 b 3) are obliquely arranged, and the two material pushing sheets (4 b 3) are symmetrically arranged at two ends of the feeding plate (4 b 2).

9. The working method of the annular metal part machining apparatus according to claim 3, characterized in that: the moving assembly (5 a) comprises a first electric cylinder (5 a 1), a cross rod (5 a 2) and a second electric cylinder (5 a 3), wherein the first electric cylinder (5 a 1) is vertically arranged at the side of the rotating disc (2 b 4), one end of the cross rod (5 a 2) is fixedly connected with a sliding block on the first electric cylinder (5 a 1), and the second electric cylinder (5 a 3) is fixedly installed at the lower end of the cross rod (5 a 2).

10. The working method of the annular metal part machining apparatus according to claim 9, characterized in that: the polishing assembly (5 b) comprises a polishing block (5 b 1), a polishing motor (5 b 2), a gearwheel (5 b 3), a pinion (5 b 4), a polishing shaft (5 b 5) and a polishing wheel (5 b 6), wherein the polishing block (5 b 1) is fixedly connected with a sliding block on a second electric cylinder (5 a 3), an extension block (5 b 7) is arranged at the front end of the polishing block (5 b 1), the polishing motor (5 b 2) is arranged at the upper end of the extension block (5 b 7), the gearwheel (5 b 3) is arranged at the output end of the polishing motor (5 b 2), the polishing shaft (5 b 5) is arranged at the side of the gearwheel (5 b 3), the pinion (5 b 4) is sleeved on the polishing shaft (5 b 5) and the pinion (5 b 4) is meshed with the gearwheel (5 b 3), and the polishing wheel (5 b 6) is arranged at the lower end of the polishing shaft (5 b 5).