CN114770101A

CN114770101A - Double-seal-ring assembly line for internally and externally nested parts and working method of double-seal-ring assembly line

Info

Publication number: CN114770101A
Application number: CN202210510476.4A
Authority: CN
Inventors: 张存亮; 徐磊; 邵沣; 郭衍良
Original assignee: Taicang Bohong Machinery Co ltd
Current assignee: Taicang Bohong Machinery Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-07-22
Anticipated expiration: 2042-05-11
Also published as: CN114770101B

Abstract

The invention discloses a double-seal ring assembly line for internally and externally nested parts and a working method thereof. According to the double-seal-ring assembly line for the internally-externally-nested parts, the four parts are automatically assembled by enabling the rotary working platform to enter each station in the rotating process, the problem of assembling of the internally-externally double seal ring is mainly solved, the product qualification rate and the assembly efficiency are greatly improved, the labor intensity is reduced, the labor force is reduced, and the production cost is reduced.

Description

Double-seal-ring assembly line for internally and externally nested parts and working method of double-seal-ring assembly line

Technical Field

The invention belongs to the technical field of advanced production, manufacturing and automation, and particularly relates to a double-seal ring assembly line for internally and externally nested parts. The invention also relates to a working method of the double-seal-ring assembly line for the internal and external nested parts.

Background

The sealing ring is one of the common components of mechanical parts, and the function of the sealing ring is to increase the sealing performance of the connection between two parts, and is also one of the parts which cannot be obtained. Typically made of an elastomeric material such as rubber.

A part in the prior art comprises an inner cylindrical part and an outer cylindrical part which are mutually nested, the part needs good sealing performance, a sealing ring needs to be sleeved on the outer wall of a cylindrical inner core, then the outer wall of the outer cylindrical part needs to be sleeved with the sealing ring, and then the inner cylindrical part and the outer cylindrical part are assembled together.

At present, the assembly of most of parts is manually assembled, and under normal conditions, because the size of an internal sealing ring is small, the manual assembly difficulty is large, meanwhile, the efficiency of manually opening the manual assembly of the sealing ring is slow, the assembly effect is poor, the quality is poor, the product quality cannot be guaranteed, and the labor intensity of operators is very high.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide a double-sealing ring assembly line for internally and externally nested parts, which solves the problems that manual assembly is mostly adopted in the internal and external double-sealing ring assembly process of an internal and external double-layer metal insert in the prior art, a large amount of manpower is consumed for manual installation, the working efficiency is low, and product quality cannot be completely guaranteed due to frequent wrong assembly and neglected assembly of products.

The technical scheme is as follows: a double-seal ring assembly line for internally and externally nested parts comprises an inner insert feeding unit, an inner insert detection unit, an inner seal ring feeding assembly unit, an outer sleeve piece feeding unit, an outer seal ring feeding assembly unit, an inner and outer member assembly unit, an unqualified rejection unit, a qualified product blanking unit, a group of workpiece fixing seats, a divider, a rotary working platform, a machine table and a machine case, wherein the machine case is covered on the machine table, the inner insert feeding unit, the inner insert detection unit, the inner seal ring feeding assembly unit, the outer sleeve piece feeding unit, the outer seal ring feeding assembly unit, the inner and outer member assembly unit, the unqualified rejection unit, the qualified product blanking unit and the divider are all arranged on the table top of the machine table, the rotary working platform is connected with the divider and can drive the rotary working platform to rotate for 360 degrees, the group of workpiece fixing seats are arranged on the rotary working platform in an annular array mode with the center of the rotary working platform as the circle center, and the rotary working platform drives the workpiece fixing seat to pass through the inner insert feeding unit, the inner insert detection unit, the inner seal ring feeding assembly unit, the outer sleeve part feeding unit, the inner and outer part assembly unit, the unqualified rejection unit and the qualified product blanking unit, and the workpiece fixing seat is provided with the inner insert. According to the double-seal-ring assembly line for the internally-externally-nested parts, the four parts are automatically assembled by passing through each station in the rotating process of the rotary working platform, the assembly of the internally-externally double seal ring is mainly solved, the defects that the manual operation is low in assembly speed and difficult to adapt to the automatic assembly requirement and the like are overcome, the product qualification rate and the assembly efficiency are greatly improved, the labor intensity is reduced, the labor force is reduced, and the production cost is reduced.

Further, the double-seal ring assembly line for the internally and externally nested parts is characterized in that the insert feeding unit comprises an insert feeding vibration disc, an insert feeding direct vibration device, an insert feeding channel, an insert distributing cylinder, an insert supporting seat I, an insert horizontal driving cylinder, an insert feeding sliding plate, an insert vertical driving cylinder, an insert clamping jaw cylinder and an insert clamping jaw cylinder mounting plate, wherein a discharge port of the insert feeding vibration disc is connected with one end of the insert feeding channel, the insert feeding direct vibration device is connected with the insert feeding channel, the insert distributing cylinder is arranged at the tail end of the insert feeding channel, an insert dividing plate is connected onto a piston rod of the insert distributing cylinder, an insert placing groove is arranged on the insert dividing plate and is communicated with the insert feeding channel, the utility model discloses a but on the fixed lateral wall of inserts supporting seat including the fixed setting of interior inserts supporting seat, interior inserts level drive actuating cylinder, including the fixed setting of inserts supporting seat, and the piston rod and the interior inserts material loading sliding plate connection of interior inserts level drive actuating cylinder, interior inserts material loading sliding plate and interior inserts supporting seat sliding connection, the vertical drive actuating cylinder of interior inserts is fixed to be set up on the inserts material loading slide including to the vertical piston rod and the interior inserts clamping jaw cylinder mounting panel that drive actuating cylinder of interior inserts are connected, interior inserts clamping jaw cylinder mounting panel and interior inserts material loading sliding connection, but on the fixed setting of interior inserts clamping jaw cylinder mounting panel including interior inserts clamping jaw cylinder, but the interior inserts of the interior inserts standing groove of the clamping jaw centre gripping of interior inserts clamping jaw cylinder.

Furthermore, in the above dual-seal ring assembly line for the internally and externally nested parts, the insert detection unit includes a CCD detection camera, a camera support frame, an insert rotation driving device and an unqualified insert removing device, the camera support frame, the insert rotation driving device and the unqualified insert removing device are all arranged on the machine table, the CCD detection camera is arranged on the camera support frame, the lens of the CCD detection camera is arranged opposite to the insert on the workpiece fixing seat, the insert rotation driving device is connected with the workpiece fixing seat, and the unqualified insert removing device is located outside the rotary working platform.

Furthermore, the double-sealing ring assembly line for the internally and externally nested parts is characterized in that the internally embedded part rotation driving device comprises an internally embedded part rotation driving motor, a rotation supporting seat, a rotation driving wheel, a rotation driven wheel, a rotation gear belt and an outer housing, the rotation supporting seat is fixedly arranged on a machine table, the outer housing is arranged on the rotation supporting seat, the internally embedded part rotation driving motor, the rotation driving wheel and the rotation driven wheel are all arranged on the outer housing, the rotation driving wheel and the rotation driven wheel are positioned in the outer housing, the internally embedded part rotation driving motor is connected with the rotation driving wheel, the rotation driving wheel is connected with the rotation driven wheel through the rotation gear belt, a rotation shaft is arranged on the workpiece fixing seat and is rotatably connected with the workpiece fixing seat, and the upper end part and the lower end part of the rotation shaft are respectively positioned on the upper side and the lower side of a rotation working platform, the utility model discloses a rotary belt wheel, including the rotation axis, the upper end of rotation axis is equipped with interior inserts standing groove, be equipped with interior inserts magnet on the bottom surface of interior inserts standing groove, interior inserts sets up in the interior inserts standing groove to interior inserts and interior inserts magnet actuation are in the same place, the lower tip of rotation axis is connected with rotatory belt pulley, the lateral wall of rotatory belt pulley and rotatory gear belt contacts to rotatory gear belt can drive rotatory belt pulley rotatory.

Further, the double-seal ring assembly line for the internally and externally nested parts comprises an unqualified rejection support seat I, an unqualified horizontal driving air cylinder, an unqualified horizontal sliding plate, an unqualified vertical driving air cylinder, an unqualified rejection clamping jaw air cylinder, an unqualified rejection mounting plate and an unqualified product turnover box, wherein the unqualified rejection support seat I and the unqualified product turnover box are both fixedly arranged on a machine table, the unqualified horizontal driving air cylinder is fixedly arranged on the unqualified rejection support seat I, a piston rod of the unqualified horizontal driving air cylinder is connected with the unqualified horizontal sliding plate, the unqualified horizontal sliding plate is in sliding connection with the unqualified rejection support seat I, the unqualified vertical driving air cylinder is fixedly arranged on the unqualified horizontal sliding plate, and a piston rod of the unqualified vertical driving air cylinder is connected with the unqualified rejection mounting plate, the unqualified rejection mounting plate is connected with the unqualified horizontal sliding plate in a sliding mode, and the unqualified rejection clamping jaw air cylinder is fixedly arranged on the unqualified rejection mounting plate.

Further, foretell inside and outside nested part's dual seal ring assembly line, outer sleeve part material loading unit includes that outer sleeve part material loading vibration dish, outer sleeve part directly vibrate, outer sleeve part material loading passageway, outer sleeve part material loading cut cylinder and outer sleeve part material loading divide the cutting plate, the discharge gate of outer sleeve part material loading vibration dish and the initiating end of outer sleeve part material loading passageway are connected, the end position department of outer sleeve part material loading passageway is equipped with outer sleeve part material loading and cuts the cylinder, outer sleeve part directly vibrates and outer sleeve part material loading passageway connects, outer sleeve part divide the cutting plate and the piston rod connection of outer sleeve part material loading cut cylinder, be equipped with outer sleeve part branch grooving on the outer sleeve part divide the cutting plate, outer sleeve part divides grooving and outer sleeve part material loading passageway intercommunication.

Further, the double-seal-ring assembly line for the internal and external nested parts is characterized in that the internal and external part assembly unit comprises an internal and external part assembly supporting seat, an internal and external part assembly horizontal linear module, an internal and external part assembly vertical linear module and an internal and external part clamping jaw cylinder, the internal and external part assembly supporting seat is fixedly arranged on the machine table, the internal and external part assembly horizontal linear module is fixedly arranged on the internal and external part assembly supporting seat, the internal and external part assembly vertical linear module is connected with a sliding block of the internal and external part assembly horizontal linear module, the internal and external part clamping jaw cylinder is connected with a sliding block of the internal and external part assembly vertical linear module, and the internal and external part assembly vertical linear module and the internal and external part assembly horizontal linear module can respectively drive the internal and external part assembly clamping jaw cylinder to move along the horizontal direction and the vertical direction.

Further, in the double-seal-ring assembly line for the internally and externally nested parts, the unqualified rejection unit comprises an unqualified rejection support frame II, an unqualified rejection cylinder, an unqualified rejection push rod and an unqualified product receiving box, the unqualified rejection support frame II and the unqualified product receiving box are both fixedly arranged on the machine table, the unqualified rejection cylinder is arranged on the unqualified rejection support frame II, a piston rod of the unqualified rejection cylinder is connected with the unqualified rejection push rod, the end part, far away from the unqualified rejection cylinder, of the unqualified rejection push rod is arranged opposite to a workpiece on the workpiece fixing seat, and the unqualified product receiving box is located in the moving direction of the unqualified rejection push rod.

Further, the qualified product blanking unit comprises a qualified product conveying belt, a qualified product blanking supporting seat, a qualified product blanking horizontal driving cylinder, a qualified product blanking sliding plate, a qualified product blanking vertical driving cylinder, a qualified product blanking clamping jaw cylinder and a qualified product clamping jaw cylinder mounting plate, the qualified product conveying belt and the qualified product blanking supporting seat are arranged on the machine platform, the qualified product blanking supporting seat is positioned on one side of the qualified product conveying belt, the qualified product blanking horizontal driving cylinder is fixedly arranged on the qualified product blanking supporting seat, a piston rod of the qualified product blanking horizontal driving cylinder is connected with the qualified product blanking sliding plate, the qualified product blanking sliding plate is connected with the qualified product blanking supporting seat in a sliding manner, the qualified product blanking vertical driving cylinder is arranged on the qualified product blanking sliding plate, and the piston rod of the qualified product blanking vertical driving cylinder is connected with the qualified product clamping jaw cylinder mounting plate, qualified product clamping jaw cylinder mounting panel and qualified product unloading slide sliding connection, qualified product unloading clamping jaw cylinder sets up on qualified product clamping jaw cylinder mounting panel.

The invention also provides a working method of the double-seal ring assembly line for the internal and external nested parts, which comprises the following steps:

s1, after the machine is started, starting the inner insert feeding vibration disc, the small seal ring feeding vibration disc, the outer sleeve feeding vibration disc and the large seal ring feeding vibration disc to feed parts of each part;

s2, initially, communicating the inner insert placing groove with an inner insert feeding channel, and feeding the inner insert by the inner insert feeding vibration disc;

s3, the horizontal driving cylinder of the inner insert and the vertical driving cylinder of the inner insert act cooperatively to drive the clamping jaw cylinder of the inner insert to move to the position above the workpiece fixing seat opposite to the feeding unit of the inner insert, the clamping jaw cylinder of the inner insert releases the inner insert in the placing groove of the inner insert, and the magnet of the inner insert adsorbs the inner insert;

s4, starting a divider, and driving the workpiece fixing seat with the inner insert to move to the station of the inner insert detection unit;

s5, starting an inner insert rotation driving device, driving a rotating belt pulley to rotate by a rotating gear belt, so that a rotating shaft rotates, driving the inner insert to rotate together by the rotating shaft, and detecting the appearance size and the burr of the inner insert by a CCD (charge coupled device) detection camera in the rotating process of the inner insert;

s6, when the CCD detection camera is unqualified, the unqualified horizontal driving cylinder and the unqualified vertical driving cylinder cooperatively drive the unqualified rejecting clamping jaw cylinder to move to the upper part of the unqualified product turnover box, and the unqualified rejecting clamping jaw cylinder releases the unqualified inner insert into the unqualified product turnover box;

s7, when the CCD detection camera fails to detect, the divider is started to drive the workpiece fixing seat of the inner insert which is detected to be qualified to move to the station of the inner seal ring feeding assembly unit;

s8, working of an inner seal ring feeding and assembling unit to complete the assembly of the inner insert and the small seal ring;

s9, after the small sealing ring is assembled, starting a divider to drive the workpiece fixing seat of the qualified inner insert to move to the station of the small sealing ring assembly detection component;

s10, driving two symmetrically arranged detection clamping jaws to be buckled on the outer wall of an inner insert sleeved with a small sealing ring by a detection clamping jaw cylinder, and detecting whether the small sealing ring is sleeved on the inner insert by a sealing ring induction sensor;

s11, when the step S10 is carried out, the large seal ring feeding vibration disc carries out feeding on the large seal ring, and the large seal ring horizontal driving cylinder and the large seal ring vertical driving cylinder cooperatively drive the large seal ring feeding clamping jaw cylinder to clamp the seal ring in the in-place gap of the large seal ring;

s12, the large sealing ring horizontal driving cylinder and the large sealing ring vertical driving cylinder cooperatively drive the large sealing ring feeding clamping jaw cylinder to move to the position above the large sealing ring expansion device, the large sealing ring feeding clamping jaw cylinder releases the large sealing ring on a group of sector plates, and the large sealing ring is sleeved outside a group of large sealing ring supporting plates;

s13, starting an expanding rotation driving cylinder to drive a rotating disc to rotate so as to drive a connecting column to move along the circumference, wherein the connecting column drives a sector plate to move, a radial sliding block I and a radial sliding block II move along the sector plate, and a group of sector plates expand outwards so as to expand a group of large sealing ring supporting plates to expand a large sealing ring;

s14, feeding the outer sleeve by using an outer sleeve feeding vibration disc, enabling the outer sleeve to enter the outer sleeve slitting groove through an outer sleeve feeding channel, starting the outer sleeve feeding slitting cylinder, and driving the outer sleeve slitting groove to move below the inner and outer sleeve clamping claw cylinders;

s15, driving the inner and outer piece clamping claw cylinder to descend by the inner and outer piece assembling vertical linear module, and clamping the outer sleeve piece by the inner and outer piece clamping claw cylinder;

s16, driving the outer sleeve part to descend by the inner and outer part assembling vertical linear module, so that the outer sleeve part is positioned in the large sealing ring;

s17, starting the expansion rotation driving cylinder to drive a group of large sealing ring supporting plates to contract, and simultaneously driving the expansion vertical driving cylinder to descend so that the large sealing ring is sleeved on the outer wall of the outer sleeve clamped by the outer member assembling clamping jaw cylinder;

s18, cooperatively driving the inner and outer part assembling clamping jaw cylinder to move to the position of the small sealing ring assembling detection assembly in the step S10 by the inner and outer part assembling horizontal linear module and the inner and outer part assembling vertical linear module, and driving the inner and outer part assembling clamping jaw cylinder to descend by the inner and outer part assembling vertical linear module so that an outer sleeve part sleeved with a large sealing ring and an inner insert on the workpiece fixing seat at the position of the small sealing ring assembling detection assembly are nested together;

s19, starting a divider, and driving the workpiece fixing seat with the assembled inner insert and outer sleeve to move to an unqualified rejection unit station;

s20, an unqualified rejection unit receives whether the small seal ring assembly detection assembly is qualified or not, when the small seal ring is not sleeved on the inner insert, an unqualified rejection cylinder drives an unqualified rejection push rod to extend out, and the unqualified rejection push rod pushes an unqualified product into an unqualified product receiving box;

s21, if the information detected by the small sealing ring assembly detection assembly is qualified, the unqualified rejecting unit is not executed, and the divider is started to drive the workpiece fixing seat with the assembled inner insert and outer sleeve to move to the station of the qualified product blanking unit;

s22, the qualified product discharging horizontal driving cylinder and the qualified product discharging vertical driving cylinder cooperate to drive the qualified product discharging clamping jaw cylinder to place the product on a qualified product conveying belt, and the qualified product conveying belt conveys the qualified product, so that one working process is finished.

The technical scheme shows that the invention has the following beneficial effects: according to the double-seal-ring assembly line for the internally and externally nested parts, the four units, namely the internal insert feeding unit, the internal seal ring feeding assembly unit, the external sleeve part feeding unit and the external seal ring feeding internal and external sleeve part assembly unit, are used for respectively realizing automatic feeding of the internal insert, the internal and external seal rings and the external sleeve part, and realizing automatic assembly of the two seal rings, so that manual assembly is replaced, the production efficiency is obviously improved, the production cost is lowered, and the requirement of automatic assembly can be met. The working method of the double-sealing-ring assembly line for the internally and externally nested parts is simple and feasible in working principle, high in automation degree of the working process, less in required manpower, capable of improving the production efficiency and suitable for industrial large-scale application.

Drawings

FIG. 1 is a schematic view of the external structure of a double-sealing-ring assembly line of the internal and external nested parts of the invention;

FIG. 2 is a schematic structural view of a dual seal ring assembly line for nested parts according to the present invention;

FIG. 3 is a top view of a dual seal ring assembly line of nested parts according to the present invention;

FIG. 4 is a schematic structural view of an insert loading unit according to the present invention;

FIG. 5 is a first schematic structural view of an insert detection unit according to the present invention;

FIG. 6 is a second schematic structural view of the inlay detecting unit according to the present invention;

fig. 7 is a third schematic structural view of the insert detection unit according to the present invention;

FIG. 8 is a schematic view of the overall structure of the inner seal ring loading assembly unit according to the present invention;

FIG. 9 is a partial schematic structural view of a feeding assembly unit of the inner seal ring according to the present invention;

FIG. 10 is a partial structural view of a feeding assembly unit of the inner seal ring according to the present invention;

FIG. 11 is a third partial structural view of an inner seal ring loading assembly unit according to the present invention;

FIG. 12 is a schematic structural view of a small seal ring assembly detection assembly according to the present invention;

fig. 13 is a first structural schematic diagram of the outer seal ring material-loading assembly unit according to the present invention;

fig. 14 is a second schematic structural view of the outer seal ring material-loading assembly unit according to the present invention;

FIG. 15 is a top view of the outer seal ring material loading assembly unit of the present invention;

FIG. 16 is a schematic structural view of the feeding of the O-ring of the present invention;

FIG. 17 is a partial schematic structural view of the feeding of the O-ring of the present invention;

FIG. 18 is a schematic structural view of a discharge channel of the large seal ring according to the present invention;

FIG. 19 is a top plan view of the large seal ring expansion device of the present invention;

FIG. 20 is a first schematic structural view of a large seal ring expansion device according to the present invention;

fig. 21 is a second structural schematic diagram of the large seal ring expansion device according to the present invention;

fig. 22 is a schematic view of a partial structure of a large seal ring expansion device according to the present invention;

fig. 23 is a schematic view of a partial structure of the large seal ring expansion device according to the present invention;

FIG. 24 is a first schematic structural view of the inner and outer member assembly unit according to the present invention;

FIG. 25 is a second structural view of the inner and outer member assembling unit according to the present invention;

FIG. 26 is a schematic view of a structure of a reject unit according to the present invention;

fig. 27 is a schematic structural view of a non-defective product blanking unit according to the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

Examples

The double-seal ring assembly line for the internally and externally nested parts shown in fig. 1-3 comprises an internal insert feeding unit 1, an internal insert detecting unit 2, an internal seal ring feeding assembly unit 3, an external sleeve part feeding unit 4, an external seal ring feeding assembly unit 5, an internal and external insert assembly unit 6, an unqualified product eliminating unit 7, a qualified product blanking unit 8, a group of workpiece fixing seats 9, a splitter 10, a rotary working platform 20, a machine table 30 and a machine case 40, wherein the machine case 40 is covered on the machine table 30, the internal insert feeding unit 1, the internal insert detecting unit 2, the internal seal ring feeding assembly unit 3, the external sleeve part feeding unit 4, the external seal ring feeding assembly unit 5, the internal and external insert assembly unit 6, the unqualified product eliminating unit 7, the qualified product blanking unit 8 and the splitter 10 are all arranged on the table top of the machine table 30, and the rotary working platform 20 is connected with the splitter 10, the divider 10 can drive the rotary working platform 20360 degrees to rotate, the group of workpiece fixing seats 9 are arranged on the rotary working platform 20 in an annular array manner with the center of the rotary working platform 20 as the center of circle, the rotary working platform 20 drives the workpiece fixing seats 9 to pass through the inner insert feeding unit 1, the inner insert detecting unit 2, the inner seal ring feeding assembly unit 3, the outer seal ring feeding assembly unit 5, the outer sleeve feeding unit 4, the inner and outer part assembly units 6, the unqualified rejection unit 7 and the qualified product blanking unit 8, and the workpiece fixing seats 9 are provided with inner inserts.

The insert feeding unit 1 shown in fig. 4 comprises an insert feeding vibration disc 101, an insert feeding direct vibration 102, an insert feeding channel 103, an insert distributing cylinder 104, a first insert supporting seat 105, an insert horizontal driving cylinder 106, an insert feeding sliding plate 107, an insert vertical driving cylinder 108, an insert clamping jaw cylinder 109 and an insert clamping jaw cylinder mounting plate 110, wherein a discharge port of the insert feeding vibration disc 101 is connected with one end of the insert feeding channel 103, the insert feeding direct vibration 102 is connected with the insert feeding channel 103, the insert distributing cylinder 104 is arranged at the tail end of the insert feeding channel 103, a piston rod of the insert distributing cylinder 104 is connected with an insert dividing plate, an insert placing groove is arranged on the insert dividing plate, the insert placing groove is communicated with the insert feeding channel 103, the fixed setting of interior inserts supporting seat 105 is on board 30, interior inserts level drives on the fixed lateral wall that sets up including inserts supporting seat 105 of cylinder 106 to the piston rod that interior inserts level driven cylinder 106 is connected with interior inserts material loading slide 107, interior inserts material loading slide 107 and the fixed setting of interior inserts supporting seat 105 sliding connection, interior inserts vertically drives on inserts material loading slide 107 including cylinder 108 is fixed to the vertical piston rod that drives cylinder 108 that drives of interior inserts and interior inserts clamping jaw cylinder mounting panel 110 are connected, interior inserts clamping jaw cylinder mounting panel 110 and interior inserts material loading slide 107 sliding connection, insert clamping jaw cylinder 109 is fixed to be set up including on insert clamping jaw cylinder mounting panel 110, the interior inserts of insert standing groove in the clamping jaw of interior inserts clamping jaw cylinder 109 can the centre gripping.

The insert detection unit 2 shown in fig. 5 and 6 includes a CCD detection camera 201, a camera support 202, an insert rotation driving device 203 and an unqualified insert rejection device 204, the camera support 202, the insert rotation driving device 203 and the unqualified insert rejection device 204 are all disposed on the machine platform 30, the CCD detection camera 201 is disposed on the camera support 202, a lens of the CCD detection camera 201 is disposed opposite to an insert on the workpiece fixing seat 9, the insert rotation driving device 203 is connected with the workpiece fixing seat 9, and the unqualified insert rejection device 204 is located outside the rotary working platform 20.

The insert rotation driving device 203 shown in fig. 7 includes an insert rotation driving motor 205, a rotation support 206, a rotation driving wheel 207, a rotation driven wheel 208, a rotation gear belt 209, and an outer casing 210, the rotation support 206 is fixedly disposed on the machine platform 30, the outer casing 210 is disposed on the rotation support 206, the insert rotation driving motor 205, the rotation driving wheel 207, and the rotation driven wheel 208 are disposed on the outer casing 210, the rotation driving wheel 207 and the rotation driven wheel 208 are located inside the outer casing 210, the insert rotation driving motor 205 is connected to the rotation driving wheel 207, the rotation driving wheel 207 is connected to the rotation driven wheel 208 through the rotation gear belt 209, the workpiece fixing seat 9 is provided with a rotation shaft 901, the rotation shaft 901 is rotatably connected to the workpiece fixing seat 9, and upper and lower end portions of the rotation shaft 901 are respectively located on upper and lower sides of the rotary working platform 20, the upper end of the rotating shaft 901 is provided with an insert placing groove 902, the bottom surface of the insert placing groove 902 is provided with an insert magnet, the insert is arranged in the insert placing groove 902, the insert and the insert magnet are attracted together, the lower end of the rotating shaft 901 is connected with a rotating belt pulley 903, the rotating belt pulley 903 is in contact with the outer side wall of the rotating gear belt 209, and the rotating gear belt 209 can drive the rotating belt pulley 903 to rotate.

In addition, the inner insert unqualified rejection device 204 comprises an unqualified rejection support seat I211, an unqualified horizontal driving cylinder 212, an unqualified horizontal sliding plate 213, an unqualified vertical driving cylinder 214, an unqualified rejection clamping jaw cylinder 215, an unqualified rejection mounting plate 216 and an unqualified product turnover box 217, wherein the unqualified rejection support seat I211 and the unqualified product turnover box 217 are fixedly arranged on the machine table 30, the unqualified horizontal driving cylinder 212 is fixedly arranged on the unqualified rejection support seat I211, a piston rod of the unqualified horizontal driving cylinder 212 is connected with the unqualified horizontal sliding plate 213, the unqualified horizontal sliding plate 213 is slidably connected with the unqualified rejection support seat I211, the unqualified vertical driving cylinder 214 is fixedly arranged on the unqualified horizontal sliding plate 213, and a piston rod of the unqualified vertical driving cylinder 214 is connected with the unqualified rejection mounting plate 216, the unqualified rejecting installation plate 216 is connected with the unqualified horizontal sliding plate 213 in a sliding mode, and the unqualified rejecting clamping jaw air cylinder 215 is fixedly arranged on the unqualified rejecting installation plate 216.

The inner seal ring loading assembly unit 3 shown in fig. 8-11 comprises a small seal ring loading vibration disc 301, a small seal ring loading direct vibration 302, a small seal ring loading channel 303, a small seal ring loading vertical linear module 304, a small seal ring loading horizontal driving cylinder 305, a small seal ring loading clamping jaw cylinder 306, a small seal ring pushing plate 307, a small seal ring pushing plate driving cylinder 308 and a small seal ring loading supporting seat 309, wherein the small seal ring loading channel 303 is communicated with a discharge port of the small seal ring loading vibration disc 301, the small seal ring loading direct vibration 302 is connected with the small seal ring loading channel 303, the small seal ring loading horizontal driving cylinder 305 is connected with a slide block of the small seal ring loading vertical linear module 304, the small seal ring loading vertical linear module 304 can drive the small seal ring loading horizontal driving cylinder 305 to move in the vertical direction, and the small seal ring loading clamping jaw cylinder 306 and the small seal ring pushing plate driving cylinder 308 are both driven by the small seal ring loading horizontal driving cylinder and the small seal ring loading horizontal driving cylinder 304 The cylinder 305 is connected, the small sealing ring push plate 307 is connected with a piston rod of the small sealing ring push plate driving cylinder 308, the small sealing ring push plate driving cylinder 308 can drive the small sealing ring push plate 307 to contact with a small sealing ring, the small sealing ring loading clamping jaw cylinder 306 can be inserted into the small sealing ring, the small sealing ring loading clamping jaw cylinder 306 can support the small sealing ring, and the small sealing ring loading vertical linear module 304 is fixedly arranged on the small sealing ring loading supporting seat 309 along the vertical direction.

The piston rod of the small sealing ring feeding horizontal driving cylinder 305 is connected with a small sealing ring feeding right-angle supporting plate 310, the small sealing ring feeding clamping jaw cylinder 306 is fixedly connected with the horizontal part of the small sealing ring feeding right-angle supporting plate 310, and the small sealing ring push plate driving cylinder 308 is fixedly connected with the side wall of the small sealing ring feeding right-angle supporting plate 310. The side wall of the small sealing ring feeding right-angle supporting plate 310 is provided with a first vertical guide rail 311, the first vertical guide rail 311 is connected with a first vertical sliding block 312, a piston rod of the small sealing ring push plate driving air cylinder 308 is connected with the first vertical sliding block 312, the small sealing ring push plate driving air cylinder 308 can drive the first vertical sliding block 312 to move up and down along the first vertical guide rail 311, and the small sealing ring push plate 307 is fixedly connected with the first vertical sliding block 312. The small sealing ring push plate 307 and the first vertical sliding block 312 are arranged vertically, the small sealing ring push plate 307 is arranged horizontally, one end, far away from the first vertical sliding block 312, of the small sealing ring push plate 307 is provided with a first circular through hole 313, and the first circular through hole 313 is located under the small sealing ring feeding clamping jaw air cylinder 306. Be equipped with three little sealing washer clamping jaw 314 on the little sealing washer material loading clamping jaw cylinder 306, three little sealing washer clamping jaw 314 sets up according to annular array's mode, the lower tip of little sealing washer clamping jaw 314 is connected with little sealing washer and props first 315, little sealing washer on three little sealing washer clamping jaw 314 props first 315 and is in on same circumference to the circumference diameter that little sealing washer propped first 315 place is less than the internal diameter of little sealing washer, the outer wall that little sealing washer propped first 315 contacts with the inner wall of little sealing washer. The small sealing ring opening head 315 penetrates the first circular through hole 313. And the circumferences of the small sealing ring opening heads 315 on the three small sealing ring clamping jaws 314 are concentric with the first circular through hole 313.

According to the invention, a small sealing ring is sleeved on the outer wall of the cylindrical part, and on the basis of the structure, the working principle of the automatic sealing ring feeding and assembling device for the cylindrical part is as follows:

the small seal ring feeding vibration disc 301 feeds small seal rings, the small seal rings enter the small seal ring feeding channel 303, the small seal ring feeding direct vibration 302 drives the small seal ring feeding channel 303 to vibrate through small seal ring feeding direct vibration, so that the small seal rings move one by one along the small seal ring feeding channel 303 and move to the positions below the three small seal ring clamping jaws 314, the seal ring feeding vertical linear module 304 is cooperatively matched with the small seal ring feeding horizontal driving cylinder 305 to drive the small seal ring feeding clamping jaw cylinder 306 to take the small seal rings, when the small seal ring opening heads 315 on the three small seal ring clamping jaws 314 are inserted into the small seal rings for initialization, the small seal ring opening heads 315 on the three small seal ring clamping jaws 314 are in a contraction state, the small seal ring feeding clamping jaw cylinder 306 drives the three small seal ring clamping jaws 314 to open, and therefore the small seal ring opening heads 315 connected with the three small seal ring clamping jaws 314 are opened, in the process, a small sealing ring is unfolded, the sealing ring feeding vertical linear module 304 and the small sealing ring feeding horizontal driving cylinder 305 cooperate with each other to drive the small sealing ring feeding clamping jaw cylinder 306 to move, at the moment, the small sealing ring unfolding head 315 is provided with the small sealing ring, the small sealing ring unfolding head 315 moves to the top of the cylindrical part, the small sealing ring unfolding head 315 is contacted with the upper end face of the cylindrical part, then the small sealing ring pushing plate driving cylinder 308 drives the small sealing ring pushing plate 307 to descend, the small sealing ring unfolding head 315 is pushed to the cylindrical part, and nesting of the small sealing ring on the outer wall of the cylindrical part is achieved.

The automatic feeding and assembling device shown in fig. 12 further includes a small sealing ring assembling detection component 316, and the small sealing ring assembling detection component 316 can detect a small sealing ring on the cylindrical part. Little sealing washer equipment determine module 316 is including detecting support 317, the detection clamping jaw 319 that detects clamping jaw cylinder 318 and two symmetries set up, it sets up on detecting support 317 to detect clamping jaw cylinder 318, the detection clamping jaw 319 and the detection clamping jaw cylinder 318 that two symmetries set up are connected to it can drive the detection clamping jaw 319 that two symmetries set up and open or be closed to detect clamping jaw cylinder 318, but the detection clamping jaw 319 centre gripping that two symmetries set up is in the outside sealing washer position department of cylindric part, be equipped with sealing washer inductive transducer 320 on the detection clamping jaw 319 that two symmetries set up.

The automatic sealing ring feeding and assembling device for the cylindrical part can be divided into two stations, namely small sealing ring feeding and assembling and fine sealing ring detection, wherein the cylindrical part is installed on a fixed seat and moves from the small sealing ring feeding and assembling station to the fine sealing ring detection station, the fixed seat where the cylindrical part is placed needs to be connected with a rotary disk or a linear driving device, and the cylindrical part can flexibly rotate to switch between the small sealing ring feeding and assembling station and the fine sealing ring detection station and adopt a rotary mode or linear transmission according to different installation requirements.

Little sealing washer cover is established behind cylindric part outer wall, rotatory or horizontal drive device drives the fixing base and removes little sealing washer equipment determine module 316 position department, it is closed to detect the detection clamping jaw 31 that clamping jaw cylinder 318 drive two symmetries set up, make the detection clamping jaw 31 centre gripping that two symmetries set up the position department that the outside cover of cylindric part was equipped with little sealing washer, whether cover establishes little sealing washer on detecting cylindric part outer wall through sealing washer inductive transducer 32, if the cover establishes little sealing washer on the cylindric part outer wall then be the certified products, if do not overlap on the cylindric part outer wall and establish little sealing washer, then be the nonconforming quality.

The outer sleeve feeding unit 4 shown in fig. 24 includes an outer sleeve feeding vibration plate 401, an outer sleeve direct vibration plate 402, an outer sleeve feeding channel 403, an outer sleeve feeding slitting cylinder 404 and an outer sleeve slitting plate 405, the discharge port of the outer sleeve feeding vibration plate 401 is connected with the start end of the outer sleeve feeding channel 403, the outer sleeve feeding slitting cylinder 404 is arranged at the end position of the outer sleeve feeding channel 403, the outer sleeve direct vibration plate 402 is connected with the outer sleeve feeding channel 403, the outer sleeve slitting plate 405 is connected with the piston rod of the outer sleeve feeding slitting cylinder 404, an outer sleeve slitting groove 406 is arranged on the outer sleeve slitting plate 405, and the outer sleeve slitting groove 406 is communicated with the outer sleeve feeding channel 403.

The outer seal ring feeding assembly unit 5 shown in fig. 13 to 18 includes a large seal ring feeding vibration disc 501, a large seal ring direct vibration 502, a large seal ring discharging channel 503, a large seal ring feeding driving device 504, a large seal ring feeding clamping jaw air cylinder 505 and a large seal ring expansion device 506, the discharge port of the large seal ring feeding vibration disc 501 is communicated with the large seal ring discharging channel 503, the large seal ring direct vibration 502 is connected with the large seal ring discharging channel 503, the large seal ring feeding driving device 504 is connected with the large seal ring feeding clamping jaw air cylinder 505, and the large seal ring feeding driving device 504 can drive the large seal ring feeding clamping jaw air cylinder 505 to move from the end of the large seal ring discharging channel 503 to the position above the large seal ring expansion device 506.

Big sealing washer material loading vibration dish 501 carries out the material loading of big sealing washer, big sealing washer reachs the end of big sealing washer discharging channel 503, big sealing washer material loading drive arrangement 504 drive big sealing washer material loading clamping jaw cylinder 505 places big sealing washer centre gripping at big sealing washer discharging channel 503 end on big sealing washer expansion device 506, big sealing washer expansion device 506 work struts big sealing washer, put into the work piece that struts big sealing washer in the scope of being located, big sealing washer expansion device 506 shrink, thereby make big sealing washer cover establish on the outer wall of work piece.

The large sealing ring feeding driving device 504 comprises a large sealing ring supporting seat 507, a large sealing ring feeding sliding plate 508, a large sealing ring horizontal driving air cylinder 509, a large sealing ring vertical driving air cylinder 510 and a large sealing ring air cylinder mounting plate 511, the large sealing ring feeding sliding plate 508 is connected with the large sealing ring supporting seat 507 in a sliding way, the large sealing ring horizontal driving air cylinder 509 is fixedly arranged on the side wall of the large sealing ring supporting seat 507, and the piston rod of the large sealing ring horizontal driving cylinder 509 is connected with the large sealing ring feeding slide plate 508, the large seal ring vertical drive cylinder 510 is disposed on the large seal ring charge slide 508, and the piston rod of the large sealing ring vertical driving cylinder 510 is connected with the large sealing ring cylinder mounting plate 511, the large seal ring cylinder mounting plate 511 is slidably connected with the large seal ring loading sliding plate 508, the large seal ring feeding clamping jaw cylinder 505 is fixedly arranged on the large seal ring cylinder mounting plate 511. The large seal ring supporting seat 507 is provided with a large seal ring feeding sliding block 512, the large seal ring feeding sliding plate 508 is connected with a large seal ring feeding linear guide 513, and the large seal ring feeding sliding block 512 is in sliding connection with the large seal ring feeding linear guide 513. The piston rod of the large seal ring horizontal driving cylinder 509 extends out or retracts, the large seal ring feeding sliding plate 508 can be pushed or pulled to slide along the large seal ring feeding sliding block 512 to move horizontally, and the piston rod of the large seal ring vertical driving cylinder 510 pushes the large seal ring cylinder mounting plate 511 to lift, so that the large seal ring feeding clamping jaw cylinder 505 moves up and down. Big sealing washer material loading clamping jaw cylinder 505 is last to be connected with two big sealing washer clamping jaws 514 that the symmetry set up, be equipped with V font recess 515 on the opposite face of the big sealing washer clamping jaw 514 that two symmetries set up, big sealing washer sets up in V font recess 515. In the process of clamping the large sealing ring, the sealing ring is positioned in the V-shaped first grooves 515 of the two symmetrically-arranged large sealing ring clamping jaws 514, so that the large sealing ring can be conveniently clamped.

The tail end of the large sealing ring discharging channel 503 is provided with a large sealing ring baffle 516, a large sealing ring in-place gap 517 is arranged between the large sealing ring baffle 516 and the large sealing ring discharging channel 503, and a V-shaped groove II 518 is arranged on the end face, close to the large sealing ring discharging channel 503, of the large sealing ring baffle 516. The tail end of the large sealing ring discharging channel 503 is provided with a large sealing ring in-place sensor 519, and the large sealing ring in-place sensor 519 and the large sealing ring in-place gap 517 are arranged just opposite to each other. The large seal ring in-place sensor 519 is used for sensing that a large seal ring is arranged at the position of the large seal ring in-place gap 517, and informing the large seal ring feeding clamping jaw cylinder 505 to work.

The large seal ring expansion device 506 shown in fig. 19 to 23 includes an expansion support seat 520, an expansion vertical driving cylinder 521, an expansion rotation driving cylinder 522 and a large seal ring expansion assembly 523, where the expansion vertical driving cylinder 521 is fixedly disposed on the expansion support seat 520, the expansion rotation driving cylinder 522 is connected to the expansion vertical driving cylinder 521, the expansion rotation driving cylinder 522 is connected to the large seal ring expansion assembly 523, and the large seal ring expansion assembly 523 is provided with a large seal ring. The large sealing ring expansion assembly 523 comprises a fixed circular disc 524, a rotating disc 525, a fixed disc 526 and a group of large sealing ring expansion mechanisms 527, the rotating disc 525 is connected with a piston rod of the expansion rotation driving cylinder 522, the group of large sealing ring expansion mechanisms 527 are arranged on the fixed circular disc 524, the group of large sealing ring expansion mechanisms 527 are arranged in an annular array mode, the group of large sealing ring expansion mechanisms 527 are connected with the rotating disc 525, the rotating disc 525 can drive the group of large sealing ring expansion mechanisms 527 to be opened or contracted, the fixed disc 526 is arranged on the fixed circular disc 524, and the fixed disc 526 is connected with the group of large sealing ring expansion mechanisms 527. The large sealing ring expansion mechanism 527 comprises a connecting column 528, a fixed supporting block 529, a first radial slider 530, a second radial slider 531, a fan-shaped plate 532 and a swing rod 533, wherein the lower end of the connecting column 528 is connected with the rotating disc 525, the upper end of the connecting column 528 is rotatably connected with the fan-shaped plate 532, the fixed supporting block 529 is fixedly arranged on the fixed disc 524, the first radial slider 530 is slidably connected with the fixed supporting block 529, the second radial slider 531 is slidably connected with the first radial slider 530, the second radial slider 531 is fixedly connected with the fan-shaped plate 532, one end of the swing rod 533 is hinged with the first radial slider 530, the other end of the swing rod 533 is hinged with the fixed disc 526, a large sealing ring supporting plate 534 is arranged at the corner position of the fan-shaped plate 532 close to the center of the rotating disc 525, and the large sealing ring is sleeved on the large sealing ring supporting plate 534. A group of hinge supports 535 is arranged on the outer circumference of the fixed disc 526 in an annular array, the group of large sealing ring expansion mechanisms 527 and the group of hinge supports 535 are arranged in a one-to-one correspondence manner, and one end of the swing rod 533 is hinged to the hinge supports 535.

The working principle of the large sealing ring expanding device 506 is as follows:

the expanding vertical driving cylinder 521 drives the sealing rings arranged on the sector plates 532 to move in the vertical direction, initially, the sector plates 532 are contracted together to form a disc shape, the sector plates 532 are closed together, the large sealing ring feeding clamping jaw cylinder 505 places the large sealing ring at the central position of the sector plates 532, the large sealing ring is sleeved outside a group of large sealing ring supporting plates 534 at the moment, the expanding rotary driving cylinder 522 is started to drive the rotary disc 525 to rotate, the connecting column 528 rotates along with the rotary disc 525, the sector plates 531 are driven to move by the movement of the connecting column 528, in the process, the radial first sliding block 530 and the radial second sliding block 531 respectively move in the diameter direction and the circumferential tangential direction, the sector plates 532 are unfolded, the circumferential diameter of the group of large sealing ring supporting plates 534 is increased, the large sealing ring is expanded, a workpiece is placed in the large sealing ring through a mechanical arm, the rotary driving cylinder 522 is reversely started, so that the group of large sealing ring supporting plates 534 is contracted, and the expanded vertical driving cylinder 521 descends, so that the large sealing ring is sleeved on the outer wall of the workpiece.

The inside and outside part assembling unit 6 shown in fig. 25 includes an inside and outside part assembling support 601, an inside and outside part assembling horizontal linear module 602, an inside and outside part assembling vertical linear module 603, and an inside and outside part assembling claw cylinder 604, wherein the inside and outside part assembling support 601 is fixedly disposed on the machine table 30, the inside and outside part assembling horizontal linear module 602 is fixedly disposed on the inside and outside part assembling support 601, the inside and outside part assembling vertical linear module 603 is connected with a slider of the inside and outside part assembling horizontal linear module 602, the inside and outside part assembling claw cylinder 604 is connected with a slider of the inside and outside part assembling vertical linear module 603, and the inside and outside part assembling vertical linear module 603 and the inside and outside part assembling horizontal linear module 602 can respectively drive the inside and outside part assembling claw cylinder 604 to move in the horizontal and vertical directions.

The unqualified rejection unit 7 shown in fig. 26 comprises an unqualified rejection support frame two 701, an unqualified rejection cylinder, an unqualified rejection push rod 702 and an unqualified product material receiving box 703, wherein the unqualified rejection support frame two 701 and the unqualified product material receiving box 703 are both fixedly arranged on the machine table 30, the unqualified rejection cylinder is arranged on the unqualified rejection support frame two 701, a piston rod of the unqualified rejection cylinder is connected with the unqualified rejection push rod 702, the end portion, far away from the unqualified rejection cylinder, of the unqualified rejection push rod 702 is arranged opposite to a workpiece on the workpiece fixing seat 9, and the unqualified product material receiving box 703 is located in the moving direction of the unqualified rejection push rod 702.

The certified product blanking unit 8 shown in fig. 27 comprises a certified product conveyer 801, a certified product blanking supporting seat 802, a certified product blanking horizontal driving cylinder 803, a certified product blanking sliding plate 804, a certified product blanking vertical driving cylinder 805, a certified product blanking clamping jaw cylinder 806 and a certified product clamping jaw cylinder mounting plate 807, wherein the certified product conveyer 801 and the certified product blanking supporting seat 802 are both arranged on the machine table 30, the certified product blanking supporting seat 802 is positioned at one side of the certified product conveyer 801, the certified product blanking horizontal driving cylinder 803 is fixedly arranged on the certified product blanking supporting seat 802, a piston rod of the certified product blanking horizontal driving cylinder 803 is connected with the certified product blanking sliding plate 804, the certified product blanking sliding plate 804 is connected with the certified product blanking supporting seat 802, the certified product blanking vertical driving cylinder 805 is arranged on the certified product blanking sliding plate 804, and a piston rod of the certified product blanking vertical driving cylinder 805 is connected with the certified product clamping jaw cylinder mounting plate 807, qualified product clamping jaw cylinder mounting panel 807 and qualified product unloading slide 804 sliding connection, qualified product unloading clamping jaw cylinder 806 sets up on qualified product clamping jaw cylinder mounting panel 807.

Based on the structure, the working method of the double-seal-ring assembly line for the internal and external nested parts comprises the following steps:

s1, after the machine is started, starting the inner insert feeding vibration disc 101, the small seal ring feeding vibration disc 301, the outer sleeve part feeding vibration disc 401 and the large seal ring feeding vibration disc 501 to feed parts of all parts;

s2, initially, communicating an inner insert placing groove with an inner insert feeding channel 103, feeding an inner insert by the inner insert feeding vibration disc 101, enabling the inner insert to reach the tail end of the inner insert feeding channel 103, enabling the inner insert to enter the inner insert placing groove, and driving an inner insert dividing plate to move by an inner insert dividing cylinder 104, so that the inner insert placing groove is located right below an inner insert clamping jaw cylinder 109;

s3, the inner insert vertical driving cylinder 108 acts to drive the inner insert clamping jaw cylinder 109 to descend to the position of an inner insert placed in the inner insert placing groove, the inner insert placed in the inner insert placing groove is clamped by the inner insert clamping jaw cylinder 109, the inner insert horizontal driving cylinder 106 and the inner insert vertical driving cylinder 108 act in a coordinated mode to drive the inner insert clamping jaw cylinder 109 to move to the position above the workpiece fixing seat 9 right opposite to the inner insert feeding unit 1, the inner insert is released into the inner insert placing groove 902 by the inner insert clamping jaw cylinder 109, and the inner insert is adsorbed by the inner insert magnet;

s4, starting the divider 10, and driving the workpiece fixing seat 9 with the inner insert to move to the station of the inner insert detection unit 2;

s5, starting the inner insert rotation driving device 203, enabling the rotating belt pulley 903 and the rotating gear belt 209 to be pressed and tightly attached together, starting the inner insert rotation driving motor 205, driving the rotating gear belt 209 to rotate through the rotating driving wheel 207 and the rotating driven wheel 208, driving the rotating belt pulley 903 to rotate through the rotating gear belt 209, enabling the rotating shaft 901 to rotate, driving the inner insert to rotate through the rotating shaft 901, detecting the overall dimension and the burr of the inner insert by the CCD detecting camera 201 in the rotating process of the inner insert, and stopping the inner insert rotation driving motor 205 after the detection is finished;

s6, when the CCD detection camera 201 detects that the detection is unqualified, the unqualified horizontal driving cylinder 212 and the unqualified vertical driving cylinder 214 cooperatively drive the unqualified rejection clamping jaw cylinder 215 to act, so that the unqualified rejection clamping jaw cylinder 215 moves above the workpiece fixing seat 9, the unqualified rejection clamping jaw cylinder 215 clamps the unqualified insert on the workpiece fixing seat 9, the unqualified horizontal driving cylinder 212 and the unqualified vertical driving cylinder 214 cooperatively drive the unqualified rejection clamping jaw cylinder 215 to move above the unqualified product transfer box 217, and the unqualified rejection clamping jaw cylinder 215 releases the unqualified insert into the unqualified product transfer box 217;

s7, when the CCD detection camera 201 fails to detect, the divider 10 is started to drive the workpiece fixing seat 9 of the inner insert which is detected to be qualified to move to the station of the inner seal ring feeding assembly unit 3;

s8, the inner seal ring loading assembly unit 3 works, the small seal ring loading vertical linear module 304 and the small seal ring loading horizontal driving cylinder 305 work cooperatively to drive the small seal ring loading clamping jaw cylinder 306 to move to the tail end position of the small seal ring loading channel 303, the small seal ring opening heads 315 on the three small seal ring clamping jaws 314 are inserted into the small seal ring at the tail end position of the small seal ring loading channel 303, the small seal ring loading clamping jaw cylinder 306 drives the three small seal ring clamping jaws 314 to open, so that the small seal ring opening heads 315 open the seal ring, the small seal ring loading vertical linear module 304 and the small seal ring loading horizontal driving cylinder 305 work cooperatively to drive the small seal ring loading clamping jaw cylinder 306 to move to the position of the workpiece fixing seat 9 of the qualified insert, the small seal ring loading clamping jaw cylinder 306 drives the small seal ring opening heads 315 on the three small seal ring clamping jaws 314 to contract, meanwhile, the small sealing ring push plate driving cylinder 308 pushes the small sealing ring push plate 307 to descend, and the small sealing ring push plate 307 pushes the small sealing ring to the outer wall of the qualified inner insert to complete the assembly of the inner insert and the small sealing ring;

s9, after the small sealing ring is assembled, the divider 10 is started to drive the workpiece fixing seat 9 of the qualified inner insert to move to the station of the small sealing ring assembly detection component 316;

s10, the detection clamping jaw air cylinder 318 drives two symmetrically arranged detection clamping jaws 319 to be buckled on the outer wall of the inner insert sleeved with the small sealing ring, and the sealing ring induction sensor 320 detects whether the small sealing ring is sleeved on the inner insert;

s11, when the step S10 is performed, the large seal ring feeding vibration disc 501 feeds the large seal ring, the large seal ring horizontal driving cylinder 509 and the large seal ring vertical driving cylinder 510 cooperatively drive the large seal ring feeding clamping jaw cylinder 505 to move to the position of the large seal ring in-place gap 517, and the large seal ring feeding clamping jaw cylinder 505 clamps the seal ring in the large seal ring in-place gap 517;

s12, the large seal ring horizontal driving cylinder 509 and the large seal ring vertical driving cylinder 510 cooperatively drive the large seal ring feeding clamping jaw cylinder 505 to move above the large seal ring expansion device 506, and the large seal ring feeding clamping jaw cylinder 505 releases the large seal ring on the set of sector plates 532, at this time, the large seal ring is sleeved outside the set of large seal ring supporting plates 534;

s13, starting the expansion rotation driving cylinder 522 to drive the rotating disc 525 to rotate so as to drive the connecting column 528 to move along the circumference, wherein the connecting column 528 drives the sector plates 532 to move, the first radial slide block 530 and the second radial slide block 531 move along with the sector plates 532, and the sector plates 532 expand outwards so that the large sealing rings are expanded by the large sealing ring supporting plates 534;

s14, feeding the outer sleeve by the outer sleeve feeding vibration disc 401, enabling the outer sleeve to enter the outer sleeve slitting groove 406 through the outer sleeve feeding channel 403, starting the outer sleeve feeding slitting cylinder 404, and driving the outer sleeve slitting groove 406 to move below the inner and outer assembly clamping jaw cylinders 604;

s15, the inner and outer part assembling vertical linear module 603 drives the inner and outer part assembling clamping jaw cylinder 604 to descend, the inner and outer part assembling clamping jaw cylinder 604 clamps the outer part, and the inner and outer part assembling horizontal linear module 602 and the inner and outer part assembling vertical linear module 603 cooperatively drive the inner and outer part assembling clamping jaw cylinder 604 to move to the upper part of the large sealing ring;

s16, driving the outer sleeve part to descend by the inner and outer part assembling vertical linear module 603, so that the outer sleeve part is positioned in the large sealing ring;

s17, starting the expansion rotation driving cylinder 522, driving a group of large sealing ring supporting plates 534 to contract, and simultaneously driving the expansion vertical driving cylinder 521 to descend, so that the large sealing ring is sleeved on the outer wall of the outer sleeve clamped by the outer assembly clamping jaw cylinder 604;

s18, the inner and outer assembly horizontal linear module 602 and the inner and outer assembly vertical linear module 603 cooperatively drive the inner and outer assembly clamping jaw cylinder 604 to move to the position of the small sealing ring assembly detection assembly 316 in step S10, and the inner and outer assembly vertical linear module 603 drives the inner and outer assembly clamping jaw cylinder 604 to descend, so that the outer sleeve sleeved with the large sealing ring and the inner insert on the workpiece fixing seat 9 at the position of the small sealing ring assembly detection assembly 316 are nested together;

s19, starting the divider 10, and driving the workpiece fixing seat 9 with the assembled inner insert and outer sleeve to move to the position of the unqualified rejection unit 7;

s20, the unqualified rejection unit 7 receives the information of whether the small seal ring assembly detection component 316 is qualified or not, when the small seal ring is not sleeved on the inner insert, the unqualified rejection cylinder drives the unqualified rejection push rod 702 to extend out, and the unqualified rejection push rod 702 pushes the unqualified product into the unqualified product receiving box 703;

s21, if the information detected by the small sealing ring assembly detection component 316 is qualified, the unqualified rejection unit 7 is not executed, the divider 10 is started, and the workpiece fixing seat 9 with the assembled inner insert and outer sleeve piece is driven to move to the station of the qualified product blanking unit 8;

s22, the qualified product blanking horizontal driving cylinder 803 and the qualified product blanking vertical driving cylinder 805 work cooperatively to drive the qualified product blanking clamping jaw cylinder 806 to clamp the assembled inner insert and outer sleeve on the workpiece fixing seat 9, the qualified product blanking horizontal driving cylinder 803 and the qualified product blanking vertical driving cylinder 805 drive the qualified product blanking clamping jaw cylinder 806 to place products on the qualified product conveying belt 801, and the qualified product conveying belt 801 conveys the qualified products, so that one working process is finished.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. A double-seal ring assembly line of inside and outside nested part which characterized in that: the device comprises an inner insert feeding unit (1), an inner insert detection unit (2), an inner seal ring feeding assembly unit (3), an outer sleeve part feeding unit (4), an outer seal ring feeding assembly unit (5), an inner and outer part assembly unit (6), an unqualified rejection unit (7), a qualified product blanking unit (8), a group of workpiece fixing seats (9), a divider (10), a rotary working platform (20), a machine table (30) and a machine case (40), wherein the machine case (40) is covered on the machine table (30), the inner insert feeding unit (1), the inner insert detection unit (2), the inner seal ring feeding assembly unit (3), the outer sleeve part feeding unit (4), the outer seal ring feeding assembly unit (5), the inner and outer part assembly unit (6), the unqualified rejection unit (7), the qualified product blanking unit (8) and the divider (10) are all arranged on the table top of the machine table (30), the rotary working platform (20) is connected with the divider (10), the divider (10) can drive the rotary working platform (20) to rotate for 360 degrees, the group of workpiece fixing seats (9) are arranged on the rotary working platform (20) in an annular array mode by taking the center of the rotary working platform (20) as the circle center, the rotary working platform (20) drives the workpiece fixing seats (9) to pass through the inner insert loading unit (1), the inner insert detection unit (2), the inner seal ring loading assembly unit (3), the outer seal ring loading assembly unit (5), the outer sleeve loading unit (4), the inner and outer insert assembly unit (6), the unqualified rejection unit (7) and the qualified product unloading unit (8), and the workpiece fixing seats (9) are provided with inner inserts.

2. A dual seal ring assembly line of nested parts according to claim 1, wherein: the insert feeding unit (1) comprises an insert feeding vibration disc (101), an insert feeding direct vibration disc (102), an insert feeding channel (103), an insert distributing cylinder (104), an insert supporting seat I (105), an insert horizontal driving cylinder (106), an insert feeding sliding plate (107), an insert vertical driving cylinder (108), an insert clamping jaw cylinder (109) and an insert clamping jaw cylinder mounting plate (110), wherein a discharge port of the insert feeding vibration disc (101) is connected with one end of the insert feeding channel (103), the insert feeding direct vibration disc (102) is connected with the insert feeding channel (103), the insert distributing cylinder (104) is arranged at the tail end of the insert feeding channel (103), an insert dividing plate is connected to a piston rod of the insert distributing cylinder (104), and an insert placing groove is formed in the insert dividing plate, the utility model discloses a vertical drive mechanism of insertor, including insertor standing groove and insertor material loading passageway (103), insertor support seat (105) are fixed to be set up on board (30), insertor level drive cylinder (106) are fixed to be set up on the lateral wall of insertor support seat (105) in, and the piston rod and the insertor material loading slide (107) of insertor level drive cylinder (106) are connected, insertor material loading slide (107) and insertor support seat (105) sliding connection, insertor vertical drive cylinder (108) are fixed to be set up on insertor material loading slide (107) including to the piston rod and the insertor clamping jaw cylinder mounting panel (110) of the vertical drive cylinder (108) of insertor are connected, insertor clamping jaw cylinder mounting panel (110) and insertor material loading slide (107) sliding connection, insertor clamping jaw cylinder (109) are fixed to be set up on insertor clamping jaw cylinder mounting panel (110), the clamping jaws of the insert clamping jaw cylinder (109) can clamp the inserts in the insert placing grooves.

3. A dual seal ring assembly line of nested parts according to claim 1, wherein: the embedded part detection unit (2) comprises a CCD detection camera (201), a camera support frame (202), an embedded part rotation driving device (203) and an embedded part unqualified rejection device (204), wherein the camera support frame (202), the embedded part rotation driving device (203) and the embedded part unqualified rejection device (204) are all arranged on the machine table (30), the CCD detection camera (201) is arranged on the camera support frame (202), a lens of the CCD detection camera (201) is arranged right opposite to an embedded part on the workpiece fixing seat (9), the embedded part rotation driving device (203) is connected with the workpiece fixing seat (9), and the embedded part rejection device (204) is located on the outer side of the unqualified rotation working platform (20).

4. A dual seal ring assembly line of nested parts according to claim 3, wherein: the inner insert rotation driving device (203) comprises an inner insert rotation driving motor (205), a rotation supporting seat (206), a rotation driving wheel (207), a rotation driven wheel (208), a rotation gear belt (209) and an outer housing (210), the rotation supporting seat (206) is fixedly arranged on the machine table (30), the outer housing (210) is arranged on the rotation supporting seat (206), the inner insert rotation driving motor (205), the rotation driving wheel (207) and the rotation driven wheel (208) are all arranged on the outer housing (210), the rotation driving wheel (207) and the rotation driven wheel (208) are arranged in the outer housing (210), the inner insert rotation driving motor (205) is connected with the rotation driving wheel (207), the rotation driving wheel (207) is connected with the rotation driven wheel (208) through the rotation gear belt (209), a rotation shaft (901) is arranged on the workpiece fixing seat (9), the rotary shaft (901) is rotatably connected with the workpiece fixing seat (9), the upper end and the lower end of the rotary shaft (901) are respectively positioned at the upper side and the lower side of the rotary working platform (20), an inner insert placing groove (902) is formed in the upper end of the rotary shaft (901), an inner insert magnet is arranged on the bottom surface of the inner insert placing groove (902), the inner insert is arranged in the inner insert placing groove (902), the inner insert and the inner insert magnet are attracted together, a rotary belt pulley (903) is connected to the lower end of the rotary shaft (901), the rotary belt pulley (903) is in contact with the outer side wall of the rotary gear belt (209), and the rotary gear belt (209) can drive the rotary belt pulley (903) to rotate.

5. A dual seal ring assembly line of nested parts according to claim 3 or 4, wherein: the inner insert unqualified removing device (204) comprises an unqualified removing support seat I (211), an unqualified horizontal driving air cylinder (212), an unqualified horizontal sliding plate (213), an unqualified vertical driving air cylinder (214), an unqualified removing clamping jaw air cylinder (215), an unqualified removing mounting plate (216) and an unqualified product turnover box (217), wherein the unqualified removing support seat I (211) and the unqualified product turnover box (217) are both fixedly arranged on the machine table (30), the unqualified horizontal driving air cylinder (212) is fixedly arranged on the unqualified removing support seat I (211), a piston rod of the unqualified horizontal driving air cylinder (212) is connected with the unqualified horizontal sliding plate (213), the unqualified horizontal sliding plate (213) is in sliding connection with the unqualified removing support seat I (211), and the unqualified vertical driving air cylinder (214) is fixedly arranged on the unqualified horizontal sliding plate (213), and a piston rod of the unqualified vertical driving cylinder (214) is connected with an unqualified rejecting mounting plate (216), the unqualified rejecting mounting plate (216) is connected with the unqualified horizontal sliding plate (213) in a sliding mode, and the unqualified rejecting clamping jaw cylinder (215) is fixedly arranged on the unqualified rejecting mounting plate (216).

6. A dual seal ring assembly line of inside and outside nested parts according to claim 1, wherein: the outer sleeve part feeding unit (4) comprises an outer sleeve part feeding vibration disc (401), an outer sleeve part direct vibration disc (402), an outer sleeve part feeding channel (403), an outer sleeve part feeding splitting cylinder (404) and an outer sleeve part splitting plate (405), a discharge port of the outer sleeve part feeding vibration disc (401) is connected with a start end of the outer sleeve part feeding channel (403), an outer sleeve part feeding splitting cylinder (404) is arranged at the tail end position of the outer sleeve part feeding channel (403), the outer sleeve part direct vibration disc (402) is connected with the outer sleeve part feeding channel (403), the outer sleeve part splitting plate (405) is connected with a piston rod of the outer sleeve part feeding splitting cylinder (404), an outer sleeve part splitting groove (406) is formed in the outer sleeve part splitting plate (405), and the outer sleeve part splitting groove (406) is communicated with the outer sleeve part feeding channel (403).

7. A dual seal ring assembly line of nested parts according to claim 1, wherein: the inner and outer member assembling unit (6) comprises an inner and outer member assembling support seat (601), an inner and outer member assembling horizontal linear module (602), an inner and outer member assembling vertical linear module (603) and an inner and outer member clamping claw cylinder (604), the inner and outer member assembling support base (601) is fixedly arranged on the machine table (30), the inner and outer member assembling horizontal linear module (602) is fixedly arranged on the inner and outer member assembling support base (601), the inner and outer piece assembling vertical linear module (603) is connected with the slide block of the inner and outer piece assembling horizontal linear module (602), the inner and outer piece assembling clamping jaw cylinder (604) is connected with a sliding block of the inner and outer piece assembling vertical linear module (603), the inner and outer piece assembling vertical linear module (603) and the inner and outer piece assembling horizontal linear module (602) can respectively drive the inner and outer piece assembling clamping jaw cylinder (604) to move along the horizontal direction and the vertical direction.

8. A dual seal ring assembly line of inside and outside nested parts according to claim 1, wherein: the unqualified rejection unit (7) comprises an unqualified rejection support frame II (701), an unqualified rejection cylinder, an unqualified rejection push rod (702) and an unqualified product material receiving box (703), the unqualified rejection support frame II (701) and the unqualified product material receiving box (703) are both fixedly arranged on the machine table (30), the unqualified rejection cylinder is arranged on the unqualified rejection support frame II (701), a piston rod of the unqualified rejection cylinder is connected with the unqualified rejection push rod (702), the end, far away from the unqualified rejection cylinder, of the unqualified rejection push rod (702) is arranged opposite to a workpiece on the workpiece fixing seat (9), and the unqualified product material receiving box (703) is located in the moving direction of the unqualified rejection push rod (702).

9. A dual seal ring assembly line of inside and outside nested parts according to claim 1, wherein: the qualified product blanking unit (8) comprises a qualified product conveying belt (801), a qualified product blanking supporting seat (802), a qualified product blanking horizontal driving cylinder (803), a qualified product blanking sliding plate (804), a qualified product blanking vertical driving cylinder (805), a qualified product blanking clamping jaw cylinder (806) and a qualified product clamping jaw cylinder mounting plate (807), wherein the qualified product conveying belt (801) and the qualified product blanking supporting seat (802) are both arranged on the machine table (30), the qualified product blanking supporting seat (802) is positioned on one side of the qualified product conveying belt (801), the qualified product blanking horizontal driving cylinder (803) is fixedly arranged on the qualified product blanking supporting seat (802), a piston rod of the qualified product blanking horizontal driving cylinder (803) is connected with the qualified product blanking sliding plate (804), and the qualified product blanking sliding plate (804) is in sliding connection with the qualified product blanking supporting seat (802), qualified product unloading is vertical to be driven actuating cylinder (805) and sets up on qualified product unloading slide (804) to the piston rod and qualified product clamping jaw cylinder mounting panel (807) of qualified product unloading is vertical to be driven actuating cylinder (805) are connected, qualified product clamping jaw cylinder mounting panel (807) and qualified product unloading slide (804) sliding connection, qualified product unloading clamping jaw cylinder (806) set up on qualified product clamping jaw cylinder mounting panel (807).

10. A working method of a double-sealing-ring assembly line for internally and externally nested parts is characterized by comprising the following steps: the method comprises the following steps:

s1, after the machine is started, starting an inner insert feeding vibration disc (101), a small seal ring feeding vibration disc (301), an outer sleeve feeding vibration disc (401) and a large seal ring feeding vibration disc (501) to feed parts of each part;

s2, initially, communicating the inner insert placing groove with an inner insert feeding channel (103), and feeding the inner insert by the inner insert feeding vibration disc (101);

s3, the horizontal inner insert driving cylinder (106) and the vertical inner insert driving cylinder (108) cooperatively act to drive the inner insert clamping jaw cylinder (109) to move to the position above the workpiece fixing seat (9) opposite to the inner insert feeding unit (1), the inner insert clamping jaw cylinder (109) releases the inner insert into the inner insert placing groove (902), and the inner insert magnet adsorbs the inner insert;

s4, starting a divider (10), and driving the workpiece fixing seat (9) with the inner insert to move to the station of the inner insert detection unit (2);

s5, starting an inner insert rotation driving device (203), driving a rotating belt pulley (903) to rotate by a rotating gear belt (209), so that a rotating shaft (901) rotates, driving the inner insert to rotate together by the rotating shaft (901), and detecting the overall dimension and the burr of the inner insert by a CCD (charge coupled device) detection camera (201) in the rotating process of the inner insert;

s6, when the CCD detection camera (201) detects unqualified products, the unqualified horizontal driving cylinder (212) and the unqualified vertical driving cylinder (214) cooperatively drive the unqualified rejection clamping jaw cylinder (215) to move to the upper part of the unqualified product turnover box (217), and the unqualified rejection clamping jaw cylinder (215) releases unqualified inserts into the unqualified product turnover box (217);

s7, when the CCD detection camera (201) fails to detect, the divider (10) is started to drive the workpiece fixing seat (9) of the inner insert which is detected to be qualified to move to the station of the inner seal ring feeding assembly unit (3);

s8, the inner seal ring feeding and assembling unit (3) works to complete the assembly of the inner insert and the small seal ring;

s9, after the small sealing ring is assembled, starting a divider (10) to drive a workpiece fixing seat (9) of the qualified inner insert to move to a station of a small sealing ring assembly detection component (316);

s10, a detection clamping jaw cylinder (318) drives two symmetrically arranged detection clamping jaws (319) to be buckled on the outer wall of an inner insert sleeved with a small sealing ring, and a sealing ring induction sensor (320) detects whether the small sealing ring is sleeved on the inner insert;

s11, when the step S10 is carried out, the large seal ring feeding vibration disc (501) carries out feeding on the large seal ring, and the large seal ring horizontal driving cylinder (509) and the large seal ring vertical driving cylinder (510) cooperatively drive the large seal ring feeding clamping jaw cylinder (505) to clamp the seal ring in the large seal ring in-place gap (517);

s12, the large sealing ring horizontal driving cylinder (509) and the large sealing ring vertical driving cylinder (510) cooperatively drive the large sealing ring feeding clamping jaw cylinder (505) to move to the position above the large sealing ring expansion device (506), and the large sealing ring feeding clamping jaw cylinder (505) releases the large sealing ring on a group of sector plates (532), and at the moment, the large sealing ring is sleeved outside a group of large sealing ring supporting plates (534);

s13, starting the expanding rotation driving cylinder (522) to drive the rotating disc (525) to rotate, so that the connecting column (528) is driven to move along the circumference, the connecting column (528) drives the sector plates (532) to move, the radial slide block I (530) and the radial slide block II (531) move along with the sector plates (532), and the sector plates (532) are expanded outwards, so that the large sealing rings are expanded by the large sealing ring supporting plates (534);

s14, feeding the outer sleeve by using an outer sleeve feeding vibration disc (401), enabling the outer sleeve to enter an outer sleeve slitting groove (406) through an outer sleeve feeding channel (403), starting an outer sleeve feeding slitting cylinder (404), and driving the outer sleeve slitting groove (406) to move to the position below an inner and outer sleeve clamping claw cylinder (604);

s15, driving the inner and outer piece assembling clamping jaw cylinder (604) to descend by the inner and outer piece assembling vertical linear module (603), and clamping the outer sleeve piece by the inner and outer piece assembling clamping jaw cylinder (604);

s16, driving the outer sleeve part to descend by the inner and outer part assembling vertical linear module (603), so that the outer sleeve part is positioned in the large sealing ring;

s17, starting the expansion rotation driving cylinder (522), driving a group of large sealing ring supporting plates (534) to contract, and simultaneously driving the expansion vertical driving cylinder (521) to descend, so that the large sealing ring is sleeved on the outer wall of the outer sleeve clamped by the outer member assembling clamping jaw cylinder (604);

s18, the inner and outer assembly horizontal linear module (602) and the inner and outer assembly vertical linear module (603) cooperatively drive the inner and outer assembly clamping jaw cylinder (604) to move to the position of the small sealing ring assembly detection assembly (316) in the step S10, and the inner and outer assembly vertical linear module (603) drives the inner and outer assembly clamping jaw cylinder (604) to descend, so that an outer sleeve part sleeved with a large sealing ring and an inner insert on the workpiece fixing seat (9) at the position of the small sealing ring assembly detection assembly (316) are nested together;

s19, starting a divider (10) to drive the workpiece fixing seat (9) with the assembled inner insert and outer sleeve to move to the position of the unqualified rejection unit (7);

s20, an unqualified rejection unit (7) receives the information whether the small sealing ring assembly detection assembly (316) is qualified or not, when the small sealing ring is not sleeved on the inner insert, an unqualified rejection cylinder drives an unqualified rejection push rod (702) to extend out, and the unqualified rejection push rod (702) pushes the unqualified product into an unqualified product receiving box (703);

s21, if the information detected by the small sealing ring assembly detection component (316) is qualified, the action of the unqualified rejection unit (7) is not executed, the divider (10) is started, and the workpiece fixing seat (9) with the assembled inner insert and outer sleeve is driven to move to the station of the qualified product blanking unit (8);

s22, the qualified product blanking horizontal driving air cylinder (803) and the qualified product blanking vertical driving air cylinder (805) work cooperatively to drive the qualified product blanking clamping jaw air cylinder (806) to place the product on the qualified product conveying belt (801), and the qualified product conveying belt (801) conveys the qualified product, wherein one working process is completed.