CN112427314B

CN112427314B - Automatic riveting system of umbrella rib

Info

Publication number: CN112427314B
Application number: CN202011116900.4A
Authority: CN
Inventors: 何鑫成; 吕苗芬
Original assignee: Zhejiang Friendship Fino Umbrella Industry Co ltd
Current assignee: Zhejiang Friendship Fino Umbrella Industry Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2022-03-11
Anticipated expiration: 2040-10-19
Also published as: CN112427314A

Abstract

The invention discloses an automatic riveting system for umbrella ribs, which comprises a rack, a sorting and feeding positioning device, a riveting mechanism, a wire penetrating mechanism and a blanking mechanism, wherein the sorting and feeding positioning device comprises a sorting mechanism, a rivet hole positioning mechanism and a pushing mechanism, the two sorting mechanisms are used for respectively conveying long umbrella ribs and short umbrella ribs, one rivet hole positioning mechanism is used for tightly propping the long umbrella ribs and enabling a horse clamping opening to face the short umbrella ribs, the other rivet hole positioning mechanism is used for tightly propping the short umbrella ribs and enabling a second riveting hole to face upwards, one side clamping assembly is used for driving the long umbrella ribs to enter the wire penetrating mechanism and the riveting mechanism, the other side clamping assembly is used for driving the short umbrella ribs to enter the wire penetrating mechanism and the riveting mechanism, the other end of the short umbrella ribs extends into a horse clamp, the wire penetrating mechanism is used for connecting the long umbrella ribs and the short umbrella ribs, the horse clamp and the short umbrella ribs are riveted by the riveting mechanism, and the blanking mechanism is used for pushing the long umbrella ribs and the short umbrella ribs down. The invention is used for the rivet connection process after the blanking and the forming of the long and short umbrella ribs and the filament threading process before the spraying of the umbrella ribs, ensures the production quality, reduces the labor intensity of workers and improves the production efficiency.

Description

Automatic riveting system of umbrella rib

Technical Field

The invention relates to the technical field of umbrella production equipment, in particular to an automatic riveting system for umbrella ribs.

Background

The umbrella that current adoption rivet connection rib (for example sandbeach umbrella), riveting process to long and short rib is mainly accomplished by the operative employee is manual, even use small-size semi-automatic riveter, the aperture that presss from both sides the horse on the aperture that bends one end and the long bone of short bone aligns, put the guide needle department of riveter, the power that utilizes riveter flywheel instantaneous release passes the eyelet that aligns with the eyelet button, the eyelet button takes place the turn-ups on the fixed base in machine below, it is fixed with certain cohesion with two ribs, and make the short bone can detain the relative long bone free rotation with certain angle around the eyelet, reach the purpose that the long and short rib connects. Because the existing production enterprises adopt the production mode of manual riveting by operators, the labor intensity is high, the action speed of the staff is required to be high, the frequency is high, the attention is concentrated, and the fatigue of the staff is easily caused; with the gradual loss of skilled technicians, no one is willing to engage in the rib riveting process by newly recruited employees.

In addition, at present, after the riveting and phosphorization of the umbrella ribs are completed, the riveted long and short umbrella ribs are subjected to surface treatment of plastic spraying, the umbrella ribs are required to be completely exposed in the environment full of plastic powder particles, the umbrella ribs are electrified through the conduction of filaments, chains and equipment, plastic powder is adsorbed to the surfaces of the umbrella ribs, and then the surface treatment is completed through baking. Therefore, after the long and short umbrella ribs are manually riveted and phosphatized, staff are required to enable a thin iron wire which is 10cm long and 0.3mm-0.5mm thick to penetrate through 2 small holes of the long and short umbrella ribs and to screw and fix two ends of the thin wire by hands, the thin wire can be hung on a plastic spraying hanger by an iron rod, the conductive function can be realized, and the umbrella ribs are electrified to finish plastic spraying.

The two procedures can be completed only by manual operation of staff at present, a large amount of labor is needed, the labor intensity is high, and the cost born by enterprises is high, so that the realization of automation of rib riveting and wire threading is a necessary way for the umbrella manufacturing industry.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an automatic riveting system for umbrella ribs, which is used for a rivet connection process after blanking and forming of long and short umbrella ribs and a filament penetrating process before spraying plastic on the umbrella ribs, replaces the original manual riveting and manual filament penetrating processes, ensures the production quality, reduces the labor intensity of a first-line operator and improves the production efficiency of enterprises.

In order to achieve the purpose, the invention adopts the following technical scheme:

an automatic riveting system for umbrella ribs comprises a frame, picking and conveying positioning devices respectively arranged at two sides of the frame, and riveting mechanisms, wire threading mechanisms and blanking mechanisms which are respectively arranged between the two picking and conveying positioning devices, wherein the two picking and conveying positioning devices are respectively used for conveying long umbrella ribs and short umbrella ribs, the picking and conveying positioning devices comprise sorting mechanisms, rivet hole positioning mechanisms and pushing mechanisms, the two sorting mechanisms respectively convey the long umbrella ribs and the short umbrella ribs to fall to the pushing mechanisms one by one, the long umbrella ribs comprise clamping horses with first riveting holes and first punching holes arranged at one ends of the long umbrella ribs, the short umbrella ribs comprise second punching holes arranged at one ends and second riveting holes arranged at the other ends, one rivet hole positioning mechanism is used for axially jacking the long umbrella ribs and pushing the clamping horses to open towards the short umbrella ribs and making the first riveting holes face up, the other rivet hole positioning mechanism is used for axially jacking the short umbrella ribs and pushing the short umbrella ribs to rotate so as to make the second riveting holes face up, push mechanism is including the multiunit clamping component who is used for pressing from both sides tight long rib or short rib, is located the multiunit of one side clamping component drives long rib inward movement and gets into wire feed mechanism and press from both sides the horse and arrange riveting mechanism in to long rib one end, is located the multiunit of opposite side clamping component drives short rib inward translation and gets into wire feed mechanism and short rib other end and stretch into and press from both sides the horse to short rib one end, wire feed mechanism is used for passing through the filament with long rib one end and short rib one end and is connected, riveting mechanism is used for passing through the rivet riveting with pressing from both sides horse and short rib other end, unloading mechanism is used for pushing away riveting mechanism and wire feed mechanism with long rib and short rib in the lump.

The rack comprises a workbench positioned on two sides of the middle of the rack, a pair of side plates positioned on one side of the upper part of the rack, another pair of side plates positioned on the other side of the upper part of the rack and a bracket positioned in the middle of the upper part of the rack, wherein a cross beam is connected between the lower parts of the pair of side plates.

Sorting mechanism is including adorning in the storage hopper between a pair of curb plate respectively, a batch pan and a batch pan of dialling, one the batch pan is dialled the charging tray with a row and is rotated the setting in opposite directions, the distribution of indexing tray edge circumference is fluted, the storage hopper guide long rib or short rib fall into the recess that rotates and extremely, dial charging tray annular outer wall circumference equipartition and have the flange, dial charging tray rotates and make the flange promote long rib or short rib that does not fall into in the recess, and then make this long rib or short rib return the storage hopper, the batch pan drives long rib or short rib and rotates and then make long rib or short rib fall to push mechanism.

The sorting mechanism further comprises a row of pressing sheets, a row of material returning shifting sheets and a row of anti-falling pieces which are respectively arranged between the pair of side plates, the pressing sheets are propped against long ribs or short ribs which fall into the grooves one by one through reciprocating motion, the material returning shifting sheets are used for shifting the long ribs or the short ribs which are retained on the flanges down to the material storage hopper, the anti-falling pieces are positioned on the inner sides of the dividing plates, and the annular outer walls of the dividing plates are in rolling fit with the arc-shaped inner walls of the anti-falling pieces;

the graduated disk includes the inner disc and installs the side dish in the inner disc both sides, the inner groove that the inner disc edge is sunken to form the circumference equipartition, the side dish edge is sunken to form the side groove in the different apertures of multiunit, same group the side groove is the circumference equipartition setting, every group the same inside groove quantity of side groove is located the same aperture of inner disc both sides the side groove forms the recess that supplies long rib or short rib to fall into with the inner groove jointly.

Rivet hole positioning mechanism including be used for with long rib or short rib axial top tight to the curb plate first cylinder, be used for promoting long rib or short rib pivoted push away the commentaries on classics subassembly, push away the commentaries on classics subassembly including adorning the mounting bracket on the crossbeam admittedly, installing the second cylinder on the mounting bracket and through the inside and outside push away the piece that removes of second cylinder drive, it is equipped with the open slot to push away a front end, is located long rib one side the open slot aligns with the clamp horse of the long rib of being pushed up tightly, is located short rib one side the open slot aligns with the riveting end of the short rib of being pushed up tightly.

Push mechanism still includes the sliding mounting move the board on the workstation, fix a plurality of fourth cylinders on moving the board, install the support column at fourth cylinder power take off end, clamping component includes through linear bearing install the support on moving the board, install folder, the clamping bar of slidable mounting on the support of support front end and the third cylinder of drive clamping bar seesaw, the protruding formation of folder front end upper surface is with the tight press from both sides post of clamping bar cooperation long rib or short rib clamp, a set of each support of clamping component passes through the connecting rod and connects, the fourth cylinder is in stretching out state and connecting rod and support column butt from top to bottom.

The riveting mechanism comprises a riveting component, a jacking supporting component, a conveying component and a mounting seat which are respectively fixed on the bracket, the riveting component comprises a fifth cylinder fixedly arranged at the upper part of the mounting seat, a pressure lever connected at the shaft end of the fifth cylinder, and an upper punch pin movably arranged in the lower part of the pressure lever in a penetrating way through an A spring, the jacking support assembly comprises a riveting seat fixedly arranged at the lower part of the mounting seat, a guide sleeve embedded at the lower part of the mounting seat in an interference manner, a sixth air cylinder fixed at the bottom of the guide sleeve, an ejector rod connected at the shaft end of the sixth air cylinder, and a lower punch pin fixedly arranged at the upper end of the ejector rod, the ejector rod is arranged in the guide sleeve and extends into the inner cavity of the riveting seat, the riveting seat comprises a pressing groove positioned at the center of the upper part, the lower punch needle and the upper punch needle are located on the same central line, the lower punch needle moves upwards to penetrate out of the pressing groove, and the conveying assembly is used for conveying rivets and enabling the rivets to fall and to be sleeved on the lower punch needle.

The wire feeding mechanism comprises a support plate arranged in the middle of the rack, a wire releasing assembly and a cutting knotting assembly connected to the support plate in a sliding mode, the cutting knotting assembly comprises a connecting shaft, an upper connecting plate and a lower connecting plate which are arranged at an interval up and down, an upper cutting piece fixedly arranged on the upper connecting plate, a lower cutting piece capable of translating inside and outside, an upper twisting piece rotatably connected to the upper connecting plate, and a lower twisting piece rotatably connected to the lower connecting plate, a pair of upper cutters is fixedly arranged in the lower portion of the upper cutting piece, a pair of lower cutters is embedded in the lower cutting piece, the lower cutting piece penetrates through the lower portion of the upper cutting piece in a sliding mode, the pair of upper cutters is abutted against the pair of lower cutters vertically, the connecting shaft penetrates through the upper connecting plate and the lower connecting plate, the upper portion of the connecting shaft is connected with the upper twisting piece in a transmission mode, the lower portion of the connecting shaft is connected with the lower twisting piece in a transmission mode, the wire releasing assembly is used for conveying two filaments to the upper cutting piece, and enabling one filament to sequentially and vertically penetrate through the upper cutters, The lower cutter, the upper twist piece and the long rib penetrate through the lower twist piece and the other filament penetrates through the upper cutter, the lower cutter, the upper twist piece and the short rib in sequence and then penetrates through the lower twist piece, the lower cutting piece drives the lower cutter to translate and cut off the two filaments, the upper twist piece rotates to enable the two filament ends above the long rib and the short rib to be wound into a knot, and the lower twist piece rotates to enable the two filament ends below the long rib and the short rib to be wound into a knot.

The pay-off assembly comprises a fixedly mounted wire block, a pair of upper guide posts fixed in the lower parts of the wire block and two groups of rotating wheels arranged below the wire block, the two groups of rotating wheels are in opposite rolling and abutting joint, the lower ends of the upper guide posts are positioned between the upper parts of the two groups of rotating wheels, a pair of lower guide posts are fixedly arranged on the upper cutting piece in a penetrating mode, the pair of lower guide posts are positioned between the lower parts of the two groups of rotating wheels, and the filaments sequentially penetrate through gaps among the wire block, the upper guide posts and the two groups of rotating wheels and then enter the lower guide posts;

the cutting knotting assembly further comprises an eighth cylinder and a pair of connecting seats fixedly mounted on the upper connecting plate, the upper cutting piece is fixed between the pair of connecting seats, a push post is fixedly arranged at the end part, close to the eighth cylinder, of the lower cutting piece in a penetrating mode, the push post slides through the connecting seat at one side, a pair of springs B are arranged at the end part, far away from the eighth cylinder, of the lower cutting piece in a penetrating mode, the pair of springs B abut against the connecting seat at the other side, and the shaft end of the eighth cylinder moves to abut against the push post to push the lower cutting piece;

the paying-off assembly further comprises a right-angle plate, a third motor and a partition plate, the third motor is installed on one side of the right-angle plate, the partition plate is arranged on two sides of the lead block and fixedly installed on the other side of the right-angle plate, a shell of the third motor is fixedly connected with the support plate, the lead block is fixedly installed on the other side of the right-angle plate, a pair of first shafts is rotatably connected between the upper portions of the partition plate on two sides and penetrates through the lead block, a pair of second shafts is rotatably connected between the lower portions of the partition plate on two sides, two groups of rotating wheels are fixedly arranged on the corresponding second shafts in a penetrating mode, and the third motor drives the pair of first shafts and the pair of second shafts to rotate simultaneously.

The frame is still including being located the middle frame of department in its middle part, unloading mechanism is including adorning pushing cylinder on the extension board admittedly, connecting the push rod at ninth cylinder axle head, adorning a plurality of fourth motors on the frame admittedly, connecting the blanking piece at every fourth motor power take off end, pushing cylinder promotes the push rod and gets into and twists the piece bottom and twist down between the piece top and push away from wire threading mechanism long rib and short rib in the lump, fourth motor drive blanking piece rotates and dials long rib and short rib.

The invention has the beneficial effects that: (1) the umbrella ribs are automatically conveyed one by one through the structural arrangement of the dividing disc, the material stirring disc, the material returning stirring sheet and the like in the sorting mechanism, and the grooves in the dividing disc are arranged in a plurality of groups with different apertures, so that the dividing disc is suitable for conveying the umbrella ribs with various pipe diameters, and the application range of the sorting mechanism is expanded; (2) the umbrella ribs are pushed tightly through the rivet hole positioning mechanism in the axial direction and then pushed to rotate, and the umbrella ribs are conveyed to the riveting mechanism and the filament threading mechanism through the pushing mechanism, so that the accurate positioning of the states of riveting and threading the filaments of the umbrella ribs is realized, and the quality of riveting and threading operations is ensured; (3) the long and short umbrella ribs are automatically riveted through the riveting mechanism, so that the riveting efficiency and the riveting quality are improved; (4) the riveting operation is carried out, meanwhile, the threading, thread cutting and knotting operation is carried out through the thread threading mechanism, so that the automation of the process of threading the umbrella ribs with the threads is effectively realized, and the working efficiency is further improved; (5) the long and short umbrella ribs after riveting and threading are pushed by the push rod, and meanwhile, the falling material sheet is utilized to pull the long and short umbrella ribs down, so that automatic discharging is realized, and the production efficiency is favorably improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention in operation;

FIG. 2 is a schematic perspective view of the present invention with one side of the picking and positioning device removed;

FIG. 3 is a first view working diagram of the short umbrella ribs conveyed and positioned by the picking and positioning device of the present invention;

FIG. 4 is a second view angle part of the short umbrella frame conveying and positioning operation of the picking and feeding positioning device of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

FIG. 6 is a schematic view showing the operation of the long umbrella ribs of the picking and positioning device of the present invention;

FIG. 7 is an enlarged view at B in FIG. 6;

FIG. 8 is a schematic side view of the operation of two pick-up positioning devices of the present invention;

FIG. 9 is an enlarged view at C of FIG. 8;

FIG. 10 is an exploded view of the indexing disk of the present invention;

FIG. 11 is a perspective view of the push-turn assembly of the present invention;

FIG. 12 is an enlarged view at D of FIG. 11;

FIG. 13 is a schematic view of the mounting of a clamping assembly embodying the present invention to a transfer plate;

FIG. 14 is a perspective view of a riveting mechanism embodying the principles of the invention;

FIG. 15 is a schematic structural view of a riveting mechanism embodying the invention;

FIG. 16 is an enlarged view at E in FIG. 15;

FIG. 17 is an enlarged view at F of FIG. 16;

FIG. 18 is a perspective view of a threading mechanism embodying the present invention;

FIG. 19 is a partial structural view of a coupling shaft mounting structure of the main embodiment of the wire feeding mechanism of the present invention;

FIG. 20 is a partially exploded view of the main embodiment payout assembly of the invention;

FIG. 21 is an exploded view of the main embodiment of the present invention showing the connection of the upper and lower cutting members;

FIG. 22 is a schematic structural view of the main embodiment of the present invention showing the connection between the upper cutting member and the lower cutting member;

FIG. 23 is a schematic view of the connection between the lower cutting member and the connecting base according to the main embodiment of the present invention;

FIG. 24 is a schematic structural view of a filament threading mechanism embodying the present invention;

FIG. 25 is a schematic view of a portion of the present invention during a riveting, threading operation;

FIG. 26 is an enlarged view at G of FIG. 25;

FIG. 27 is an enlarged view at H of FIG. 25;

FIG. 28 is an enlarged view taken at I in FIG. 25;

fig. 29 is a partial schematic view showing the arrangement of the push rod, the long umbrella rib and the short umbrella rib when the wire is threaded according to the present invention.

In the figure: the machine frame 1, the workbench 11, the side plates 12, the cross beam 13, the support 14, the frame 15, the sorting mechanism 2, the storage hopper 21, the index plate 22, the inner plate 221, the side plate 222, the groove 223, the inner groove 224, the side groove 225, the material stirring plate 23, the flange 231, the pressing plate 24, the material returning stirring plate 25, the cross rod A251, the anti-falling piece 26, the cross rod B261, the first motor 27, the rotating shaft A271, the second motor 28, the rotating shaft B281, the rotating shaft C282, the cam 283, the rotating plate 284, the convex column 285, the tension spring 286, the baffle 29, the rivet hole positioning mechanism 3, the first air cylinder 31, the mounting frame 32, the second air cylinder 33, the pushing piece 34, the open groove 35, the right-angle slider 36, the pushing mechanism 4, the clamping assembly 41, the support 411, the clamping piece 412, the clamping rod 413, the third air cylinder 414, the clamping column 415, the guide piece 416, the falling groove 417, the linear bearing 418, the moving plate 42, the driving assembly 43, the slide rail 44, the connecting rod 45, the fourth air cylinder 46, the supporting column 47, The riveting mechanism 5, the conveying assembly 51, the mounting seat 52, the top plate 521, the L-shaped seat 522, the guide block 523, the fifth air cylinder 53, the pressing rod 531, the upper rod 5311, the lower rod 5312, the upper punch pin 54, the a spring 541, the riveting seat 55, the pressing head 551, the pressing groove 552, the inner sleeve 553, the outer sleeve 554, the end cover 555, the guide sleeve 56, the sixth air cylinder 57, the top rod 571, the lower punch pin 58, the abutment seat 59, the seventh air cylinder 591, the pressing piece 592, the pressing groove 593, the wire threading mechanism 6, the support plate 61, the wire paying-off assembly 62, the right-angle plate 621, the third motor 622, the partition plate 623, the wire guide block 624, the upper guide post 625, the rotating wheel 626, the first shaft 627, the second shaft 628, the cutting knotting assembly 63, the upper connecting plate 64, the upper cutting element 6411, the lower cutting element 642, the lower cutting element 6421, the upper twisting element 643, the lower gear 6431, the lower guide post 644, the lower guide post 645, the connecting seat 645, the eighth air cylinder 647, the eighth air cylinder 646, the upper sliding element 648, the first sliding element 6491, the first sliding gear 6491, the first sliding element and the first sliding element, The lower connecting plate 65, the lower torque piece 651, the fourth gear 6511, the connecting shaft 652, the lower sliding piece 653, the ninth cylinder 654, the second gear 6541, the tenth cylinder 655, the hinge A656, the hinge B657, the hinge C658, the long umbrella rib 7, the first perforation 71, the clip horse 72, the first riveting hole 73, the short umbrella rib 8, the second perforation 81, the second riveting hole 82, the rivet 83, the filament 84, the blanking mechanism 9, the pushing cylinder 91, the push rod 92, the pushing groove 921, the fourth motor 93 and the blanking sheet 94.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description below:

the directions and positions of "inner", "outer", "upper", "middle", "lower", etc. mentioned in the present invention are defined with reference to fig. 1.

As shown in fig. 1 to 29, an automatic umbrella rib riveting system comprises a frame 1, picking and positioning devices respectively arranged at two sides of the frame 1, and a riveting mechanism 5, a wire threading mechanism 6 and a blanking mechanism 9 which are respectively arranged between the two picking and positioning devices, wherein the two picking and positioning devices are respectively used for conveying long umbrella ribs 7 and short umbrella ribs 8, the picking and positioning devices comprise sorting mechanisms 2, rivet hole positioning mechanisms 3 and pushing mechanisms 4, the two sorting mechanisms 2 respectively convey the long umbrella ribs 7 and the short umbrella ribs 8 to fall to the pushing mechanisms 4 one by one, the long umbrella ribs 7 comprise clamping horses 72 with first riveting holes 73 and first through holes 71 arranged at one ends of the long umbrella ribs 7, the short umbrella ribs 8 comprise second through holes 81 arranged at one ends and second riveting holes 82 arranged at the other ends, one rivet hole positioning mechanism 3 is used for axially jacking the long umbrella ribs 7 and pushing the openings of the clamping horses 72 to face the short umbrella ribs 8 and making the first riveting holes 73 face upwards, the other rivet hole positioning mechanism 3 is used for axially propping against the short umbrella rib 8 and pushing the short umbrella rib 8 to rotate so as to enable the second rivet hole 82 to face upwards, the pushing mechanism 4 comprises a plurality of groups of clamping components 41 for clamping long ribs 7 or short ribs 8, the plurality of groups of clamping components 41 positioned on one side drive the long ribs 7 to move inwards to one ends of the long ribs 7 to enter the wire feeding mechanism 6, the clamping horse 72 is arranged in the riveting mechanism 5, the plurality of groups of clamping components 41 positioned on the other side drive the short ribs 8 to translate inwards to one ends of the short ribs 8 to enter the wire feeding mechanism 6, the other ends of the short ribs 8 extend into the clamping horse 72, the wire-threading mechanism 6 is used for connecting one end of the long umbrella rib 7 with one end of the short umbrella rib 8 through a thin wire 84, the riveting mechanism 5 is used for riveting the clamping horse 72 and the other end of the short umbrella rib 8 through a rivet 83, the blanking mechanism 9 is used for pushing the long umbrella ribs 7 and the short umbrella ribs 8 away from the riveting mechanism 5 and the wire feeding mechanism 6.

The frame 1 comprises a workbench 11 positioned at two sides of the middle of the frame 1, a pair of side plates 12 positioned at one side of the upper part of the frame 1, another pair of side plates 12 positioned at the other side of the upper part of the frame 1 and a support 14 positioned at the middle of the upper part of the frame 1, a cross beam 13 is connected between the lower parts of the pair of side plates 12, and the whole part of the frame 1 positioned at two sides is set according to the lengths of the long umbrella ribs 7 and the short umbrella ribs 8.

The sorting mechanism 2 includes a storage hopper 21, a row of index plates 22, and a row of material shifting plates 23, which are respectively installed between a pair of side plates 12, the row of index plates 22 and the row of material shifting plates 23 are oppositely disposed, and referring to fig. 8, the index plates 22 are clockwise rotated, and the material shifting plates 23 are counterclockwise rotated. The edge circumference equipartition of graduated disk 22 has recess 223, storage hopper 21 guide long rib 7 or short rib 8 fall into the rotation and the recess 223 that arrives, and storage hopper 21 outside-in and downward sloping set up, and storage hopper 21 is dull and stereotyped including connecting many round bars between a pair of curb plate 12 and the polylith of laying on many round bars, and dull and stereotyped upper surface sets up with graduated disk 22 is tangent for long rib 7 or short rib 8 can roll just and fall into in the recess 223.

The flange 231 is uniformly distributed on the annular outer wall of the material stirring disc 23 in the circumferential direction, the material stirring disc 23 rotates to enable the flange 231 to push the long umbrella ribs 7 or the short umbrella ribs 8 which do not fall into the grooves 223, and then the long umbrella ribs 7 or the short umbrella ribs 8 return to the material storage hopper 21, and the long umbrella ribs 7 and the short umbrella ribs 8 are ensured to fall into the corresponding grooves 223 one by one through the arrangement; the index plate 22 drives the long umbrella rib 7 or the short umbrella rib 8 to rotate so as to make the long umbrella rib 7 or the short umbrella rib 8 fall to the pushing mechanism 4.

The sorting mechanism 2 further comprises a row of press sheets 24, a row of material returning pull sheets 25 and a row of anti-falling pieces 26 which are respectively arranged between the pair of side plates 12, the press sheets 24 are propped against the long umbrella ribs 7 or the short umbrella ribs 8 which fall into the grooves 223 one by one through reciprocating motion, the material shifting disc 23 is used for stirring the umbrella ribs, the press sheets 24 are propped against the long umbrella ribs 7 or the short umbrella ribs 8, the arrangement of the press sheets 24 ensures that the long umbrella ribs 7 or the short umbrella ribs 8 enter the grooves 223, and meanwhile, the long umbrella ribs 7 or the short umbrella ribs 8 can be prevented from being separated from the indexing disc 22; the material returning plectrum 25 is used for shifting the long umbrella ribs 7 or the short umbrella ribs 8 retained on the flange 231 to the storage hopper 21, the main body of the material shifting disc 23 is disc-shaped, the flange 231 is formed by the edge of the material shifting disc 23 in a protruding mode, so that a right-angle structure is formed between the edge of the flange 231 and the edge of the main body of the material shifting disc 23, when the material shifting disc 23 rotates, part of the long umbrella ribs 7 or the short umbrella ribs 8 are left on the right-angle structure and cannot automatically fall off, and the long umbrella ribs 7 or the short umbrella ribs 8 are shifted down through the material returning plectrum 25; the anti-falling part 26 is positioned on the inner side of the dividing plate 22, the annular outer wall of the dividing plate 22 is in rolling fit with the arc-shaped inner wall of the anti-falling part 26, when the long umbrella rib 7 or the short umbrella rib 8 rotates along with the dividing plate 22, the groove 223 and the inner wall of the anti-falling part 26 form a limiting space so that the long umbrella rib 7 or the short umbrella rib 8 cannot be separated from the dividing plate 22, and when the groove 223 rotates to a position away from the range of the arc-shaped inner wall of the anti-falling part 26, the long umbrella rib 7 or the short umbrella rib 8 falls under the action of self gravity.

The indexing disc 22 comprises an inner disc 221 and side discs 222 arranged on two sides of the inner disc 221, inner grooves 224 are formed in the edge of the inner disc 221 in a recessed mode and are evenly distributed in the circumference, a plurality of groups of side grooves 225 with different apertures are formed in the edge of the side discs 222 in a recessed mode, the aperture of each inner groove 224 is larger than or equal to that of the side groove 225 with the largest aperture, the side grooves 225 in the same group are evenly distributed in the circumference, the number of the side grooves 225 in each group is the same as that of the inner grooves 224, and the side grooves 225 and the inner grooves 224 which are located on two sides of the inner disc 221 and have the same aperture jointly form a groove 223 for long umbrella ribs 7 or short umbrella ribs 8 to fall into. If the number of the inner grooves 224 is set to 5, and the side grooves 225 are set to three groups with large, medium and small apertures, each group of large-aperture side grooves 225, each group of medium-aperture side grooves 225 and each group of small-aperture side grooves 225 are 5, 15 side grooves 225 are circumferentially distributed on the side disc 222, and the included angle between the adjacent side grooves 225 with the same aperture is 24 degrees; according to the groove 223 formed by adjusting and combining the pipe diameters of the long umbrella ribs 7 and the short umbrella ribs 8, if the large-diameter side groove 225 is communicated with the inner groove 224 to form the groove 223, the inner disc 221 blocks the middle-diameter side grooves 225 on both sides and the small-diameter side grooves 225 on both sides, so that the long umbrella ribs 7 or the short umbrella ribs 8 can only fall into the groove 223 formed by the large-diameter side grooves 225 and the inner groove 224, and the hole diameter of the groove 223 is actually determined by the hole diameter of the side grooves 225.

A rotating shaft 271, a rotating shaft 281, a rotating shaft 282, a plurality of cross bars 251 and a plurality of cross bars 261 are arranged between a pair of side plates 12 in a penetrating manner, the rotating shaft 271, the rotating shaft 281 and the rotating shaft 282 are respectively connected with the corresponding side plates 12 through bearings in a rotating manner, a row of dividing discs 22 are fixedly arranged on the rotating shaft 271 at intervals and driven to rotate through a first motor 27, a row of material stirring discs 23 are fixedly arranged on the rotating shaft 281 at intervals and driven to rotate through a second motor 28, a row of pressing sheets 24 are fixedly arranged on the rotating shaft 282 at intervals, a cam is fixedly arranged at one end of the rotating shaft 281, which penetrates through the side plates 12, a rotating sheet 284 is fixedly arranged at one end of the rotating shaft 282, which penetrates through the side plates 12, the rotating sheet 284 is driven to move back and forth through the second motor 28 and the cam 283 to drive the pressing sheets 24 to move back and forth, specifically, one end of the rotating sheet 283 is fixedly connected with the rotating shaft 282, the other end of the rotating sheet 284 is provided with a protruding column 285, the cam 283 is in rotational abutment with the boss 285, the middle part of the rotating piece 284 is connected with the side plate 12 through a tension spring 286, and the tension spring 286 enables the rotating piece 284 shifted by the cam 283 to return to the initial position.

The material returning plectrum 25 is sickle-shaped, the material returning plectrum 25 inboard is adorned on a plurality of A horizontal poles 251 admittedly, material returning plectrum 25 outside end is used for dialling down long rib 7 or short rib 8, and is specific, and A horizontal pole 251 quantity is two, and the inboard lower part of material returning plectrum 25 is the crotch structure, and material returning plectrum 25 inboard passes a A horizontal pole 251 and the crotch structure wears to establish and fixes on another A horizontal pole 251, and then realizes that material returning plectrum 25's stable installation and material returning plectrum 25 outside have certain elasticity, prolongs material returning plectrum 25's life. A row of the anti-falling pieces 26 are fixedly arranged on the plurality of B cross bars 261 at intervals.

A baffle 29 with adjustable position is arranged between the pair of side plates 12, the distance between the baffle 29 and one side plate 12 is set according to the length of the long umbrella rib 7 or the short umbrella rib 8, the installation direction of the baffle 29 is vertical to the arrangement direction of the row of dividing plates 22, and the long umbrella rib 7 or the short umbrella rib 8 is axially positioned in a fixed direction through the arrangement, so that the deviation is avoided, and the baffle can smoothly fall into the groove 223.

Rivet hole positioning mechanism 3 including be used for pushing up long rib 7 or short rib 8 axial tightly to curb plate 12 first cylinder 31, be used for promoting long rib 7 or short rib 8 pivoted and push away the subassembly, first cylinder 31 is fixed on B horizontal pole 261, it includes that the mounting bracket 32 of adorning on crossbeam 13 admittedly, install the second cylinder 33 on mounting bracket 32 and through the inside and outside push away piece 34 that removes of second cylinder 33 drive to push away the subassembly, it is equipped with open slot 35 to push away 34 front ends, and open slot 35 opening direction is inboard, is located long rib 7 one side open slot 35 aligns with the clamp horse 72 of the long rib 7 that is pushed up tightly, is located short rib 8 one side open slot 35 aligns with the riveting end of the short rib 8 that is pushed up. When the pushing and rotating assembly pushes the long umbrella rib 7, the lower part of the opening groove 35 moves to abut against the lower part of the clamping horse 72 so as to push the clamping horse 72 to rotate to a horizontal state, and finally the clamping horse 72 is horizontally arranged in the opening groove 35 and the opening of the clamping horse 72 faces the short umbrella rib 8; the riveting end of the short umbrella rib 8 is flat, when the pushing and rotating assembly pushes the riveting end of the short umbrella rib 8, the lower part of the open slot 35 is abutted to the riveting end of the short umbrella rib 8 so as to push the riveting end to rotate to a horizontal state, and finally the riveting end enters the open slot 35 and the second riveting hole 82 faces upwards.

The rivet hole positioning mechanism 3 further comprises a right-angle slider 36 fixedly connected with the pushing piece 34, the second cylinder 33 is clamped between the mounting frame 32 and the right-angle slider 36, the second cylinder 33 is fixedly connected with the mounting frame 32, the second cylinder 33 is slidably connected with the right-angle slider 36, and the shaft end of the second cylinder 33 is fixedly connected with the front end of the right-angle slider 36. When the second cylinder 33 pushes the right-angle slider 36 to move, the pushing piece 34 is driven to move.

The pushing mechanism 4 further comprises a moving plate 42 slidably mounted on the workbench 11, a plurality of fourth cylinders 46 fixed on the moving plate 42, and a support column 47 mounted at a power output end of the fourth cylinders 46, wherein the clamping assembly 41 comprises a support 411 mounted on the moving plate 42 through a linear bearing 418, a clamping member 412 mounted at the front end of the support 411, a clamping rod 413 slidably mounted on the support 411, and a third cylinder 414 driving the clamping rod 413 to move forward and backward, a clamping column 415 matched with the clamping rod 413 and used for clamping the long umbrella ribs 7 or the short umbrella ribs 8 is formed on the upper surface of the front end of the clamping member 412 in a protruding manner, and the front end of the clamping member 412 is conical and can be suitable for clamping the long umbrella ribs 7 and the short umbrella ribs 8 with different diameters; the respective seats 411 of one set of the clamping assemblies 41 are connected by a connecting rod 45, the fourth cylinder 46 is in an extended state and the connecting rod 45 is in upper and lower abutment with the supporting column 47. Be equipped with the shoulder hole in the support 411, linear bearing 418 is fixed to be inlayed and is established into the shoulder hole, interference connection has the apical axis in linear bearing 418, leave the clearance between apical axis upper end and the shoulder hole bottom surface, the apical axis lower extreme is fixed to moving board 42, clamping component 41 supports the installation through support column 47 and linear bearing 418, when linear bearing 418's setting made support column 47 move down, clamping component 41 moved down under the action of gravity, and then make long rib 7 and short rib 8 break away from corresponding folder 412, and then carry out the unloading operation through unloading mechanism 9.

The driving assembly 43 is installed on one side of the workbench 11, a plurality of sliding rails 44 are arranged on the workbench 11, and the moving plate 42 is slidably installed on the plurality of sliding rails 44 and driven by the driving assembly 43 to move back and forth. The driving assembly 43 comprises a tank chain and a rotating motor, the moving plate 42 is connected with the tank chain on one side, and the rotating motor drives the tank chain to move when in operation so as to drive the moving plate 42 to move.

The front end of the clamping piece 412 is fixedly provided with a guide piece 416, the guide piece 416 and the clamping column 415 are arranged at intervals to form a falling groove 417, and the front end of the clamping rod 413 slides through the guide piece 416. The guide 416 guides the movement of the clamping bar 413, and the drop groove 417 is adapted to receive the falling long rib 7 or short rib 8, respectively.

The riveting mechanism 5 comprises a riveting component, a jacking support component, a conveying component 51 and a mounting seat 52 which are respectively fixed on the support 14, the riveting component comprises a fifth cylinder 53 fixedly arranged on the upper part of the mounting seat 52, a pressure rod 531 connected at the shaft end of the fifth cylinder 53, and an upper punch pin 54 movably penetrating through the lower part of the pressure rod 531 through an A spring 541, the jacking support component comprises a riveting seat 55 fixedly arranged on the lower part of the mounting seat 52, a guide sleeve 56 embedded on the lower part of the mounting seat 52 in an interference manner, a sixth cylinder 57 fixed at the bottom of the guide sleeve 56, a top rod 571 connected at the shaft end of the sixth cylinder 57, and a lower punch pin 58 fixedly arranged at the upper end of the top rod 571, the top rod 571 is arranged in the guide sleeve 56 and the top rod 571 extends into the inner cavity of the riveting seat 55, the riveting seat 55 comprises a pressing groove 552 positioned at the center of the upper part, the lower punch pin 58 and the upper punch pin 54 are positioned on the same central line, and the lower punch pin 58 moves upwards to penetrate through the pressing groove 552, the conveying assembly 51 is used for conveying the rivet 83 and enabling the rivet 83 to fall and be sleeved on the lower punch pin 58, and the conveying assembly 51 is a structure which is common in the art, and the working principle of the conveying assembly 51 is not described in detail herein. Initially, the upper end of the lower punch 58 does not exceed the riveting base 55, and when the long rib 7 and the short rib 8 are conveyed to the riveting base 55, the lower punch 58 passes through the first riveting hole 73 and the second riveting hole 82 by the sixth cylinder 57, and the long rib 7 and the short rib 8 are further riveted and positioned by this operation.

The pressing rod 531 comprises an upper rod 5311 and a hollow lower rod 5312 which is sleeved on the lower portion of the upper rod 5311 in an interference mode, the upper punching needle 54 penetrates through the lower portion of the lower rod 5312, and the A spring 541 is pressed between the bottom surface of the upper rod 5311 and the upper end face of the upper punching needle 54.

The mounting seat 52 comprises a top plate 521 fixed on the support 14 and an L-shaped seat 522 connected to the top plate 521, a guide block 523 is mounted on a vertical portion of the L-shaped seat 522, the upper rod 5311 slides through the guide block 523, and the riveting seat 55 is mounted on a horizontal portion of the L-shaped seat 522.

The riveting seat 55 further comprises an inner sleeve member 553 and an outer sleeve member 554 which are sleeved and pressed inside and outside, an end cover 555 which is pressed on the inner sleeve member 553, a press head 551 which is pressed between the end cover 555 and the inner sleeve member 553, the upper surface of the press head 551 is sunken to form a press groove 552, the outer sleeve member 554 is fixedly connected with the horizontal part of the L-shaped seat 522 through a fastener, the end cover 555, the inner sleeve member 553 and the guide sleeve 56 are connected through a fastener, the push rod 571 penetrates into the inner sleeve member 553, and the push rod 571 moves upwards to abut against the press head 551. The ram 551 performs an upward movement limiting function on the top bar 571, the inner sleeve 553 has a guiding function on the lower punch pin 58, and meanwhile, the inner sleeve 553 can protect the lower punch pin 58 and prevent the lower punch pin 58 from being broken.

The riveting mechanism 5 further comprises a plurality of abutting seats 59 fixed on the frame 15, a plurality of seventh air cylinders 591 fixedly arranged on the support 14, and a pressing piece 592 connected to the power output end of each seventh air cylinder 591, wherein the bottom end of the pressing piece 592 is recessed to form two abutting grooves 593, and the pressing piece 592 moves downwards to abut against the abutting seats 59. Two keep down groove 593 are used for keeping down long rib 7 and short rib 8, stability when increasing the riveting improves the riveting quality.

The wire feeding mechanism 6 comprises a support plate 61 arranged at the middle of the frame 1, a wire releasing component 62, a cutting knotting component 63 connected with the support plate 61 in a sliding way, the cutting knotting assembly 63 comprises a connecting shaft 652, an upper connecting plate 64 and a lower connecting plate 65 which are arranged at intervals up and down, an upper cutting element 641 which is fixedly arranged on the upper connecting plate 64, a lower cutting element 642 which can translate inside and outside, an upper twisting element 643 which is rotatably connected on the upper connecting plate 64, a lower twisting element 651 which is rotatably connected on the lower connecting plate 65, a pair of upper cutters 6411 is fixedly arranged in the lower part of the upper cutting member 641, a pair of lower cutters 6421 is embedded in the lower cutting member 642, the lower cutter 642 slides through the lower portion of the upper cutter 641 and the pair of upper cutters 6411 are brought into contact with the pair of lower cutters 6421, the connecting shaft 652 penetrates through the upper connecting plate 64 and the lower connecting plate 65, the upper part of the connecting shaft 652 is in transmission connection with an upper torsion element 643, and the lower part of the connecting shaft 652 is in transmission connection with a lower torsion element 651. When the pushing mechanism 4 pushes the long umbrella rib 7 and the short umbrella rib 8 to be placed on the mounting seat 52, the threading end of the long umbrella rib 7 and the threading end of the short umbrella rib 8 are both located between the upper button 643 and the lower button 651, and when the lower punch 58 passes through the first riveting hole 73 and the second riveting hole 82 to further position the riveting holes of the long umbrella rib 7 and the short umbrella rib 8, the first perforation 71 and the second perforation 81 are actually aligned up and down with the holes of the lower button 651 through which the two thin wires 84 pass.

The wire releasing assembly 62 is used for conveying two filaments 84 to the upper cutting member 641, enabling one filament 84 to vertically penetrate through the upper cutter 6411, the lower cutter 6421, the upper twist member 643, the long rib 7 and then penetrate through the lower twist member 651, enabling the other filament 84 to vertically penetrate through the upper cutter 6411, the lower cutter 6421, the upper twist member 643 and the short rib 8 and then penetrate through the lower twist member 651, enabling the lower cutting member 642 to drive the lower cutter 6421 to translate to cut off the two filaments 84, enabling the ends of the two filaments 84 above the long rib 7 and the short rib 8 to be wound into knots through rotation of the upper twist member 643, and enabling the ends of the two filaments 84 below the long rib 7 and the short rib 8 to be wound into knots through rotation of the lower twist member 651. The filaments 84 are steel wires and have certain rigidity, so that the filaments can keep falling down linearly under the action of the pair of rotating wheels 626; when threading, the threading end of the long rib 7 and the threading end of the short rib 8 are both located between the upper twist member 643 and the lower twist member 651, that is, the long rib 7 and the short rib 8 are not in contact with the upper twist member 643 and the lower twist member 651, so that both ends of the two filaments 84 can be respectively wound and knotted by the upper twist member 643 and the lower twist member 651.

The paying-off assembly 62 comprises a fixed lead block 624, a pair of upper guide posts 625 fixed in the lower part of the lead block 624, and two sets of rotating wheels 626 arranged below the lead block 624, wherein the two sets of rotating wheels 626 are in opposite rolling contact with each other, the lower ends of the upper guide posts 625 are positioned between the upper parts of the two sets of rotating wheels 626, a pair of lower guide posts 644 are fixedly arranged on the upper cutting element 641 in a penetrating manner, the pair of lower guide posts 644 are positioned between the lower parts of the two sets of rotating wheels 626, and the filament 84 sequentially passes through gaps among the lead block 624, the upper guide posts 625, and the two sets of rotating wheels 626 and then enters the lower guide posts 644; the upper guide post 625 and the lower guide post 644 guide the filament 84, and ensure that the filament 84 accurately penetrates into the upper cutting element 641; in the present invention, one set of the rotating wheels 626 is a long cylindrical rotating wheel 626, and the other set of the rotating wheels 626 is two short cylindrical rotating wheels 626, which is convenient for maintenance and replacement.

The cutting knotting assembly 63 further comprises an eighth cylinder 646 and a pair of connecting seats 645 fixedly mounted on the upper connecting plate 64, the upper cutting element 641 is fixed between the pair of connecting seats 645, a push column 647 is fixedly arranged at the end part, close to the eighth cylinder 646, of the lower cutting element 642 in a penetrating manner, the push column 647 slides through the connecting seat 645 at one side, a pair of B springs 648 is arranged at the end part, far away from the eighth cylinder 646, of the lower cutting element 642 in a penetrating manner, the pair of B springs 648 abut against the connecting seat 645 at the other side, and the shaft end of the eighth cylinder 646 moves to abut against the push column 647 to push the lower cutting element 642; when the eighth cylinder 646 pushes the push post 647 to move, the push post 647 drives the lower cutting element 642 to translate to abut against the connecting seat 645, the B spring 648 is compressed, and meanwhile, the lower cutting element 6421 also translates along with the lower cutting element 642, as the upper cutting element 6411 is fixed, the upper cutting element 6411 and the lower cutting element 6421 move oppositely to cut off the filament 84, after cutting, the eighth cylinder 646 returns to the initial state, and the lower cutting element 642, the lower cutting element 6421 and the push post 647 return to the initial position under the resilience of the B spring 648.

The cutting and knotting assembly 63 further comprises an upper slider 649 fixedly connected with the upper connecting plate 64, a lower slider 653 fixedly connected with the lower connecting plate 65, and a ninth cylinder 654 fixed on the lower slider 653, wherein the upper slider 649 and the lower slider 653 are respectively connected with the support plate 61 in a sliding manner, a first gear 6491 is rotatably mounted on the upper slider 649, a second gear 6541 is fixedly mounted at the shaft end of the ninth cylinder 654, the connecting shaft 652 is in a square column shape, the upper part of the connecting shaft 652 is clamped in the first gear 6491 and is connected with the first gear 6491 in a vertical sliding manner, the lower part of the connecting shaft 652 is fixedly embedded in the second gear 6541, the upper part of the upper torque piece 643 is in transmission connection with the first gear 6491 through the third gear 6431, and the lower part of the lower torque piece 651 is in transmission connection with the second gear 6541 through the fourth gear 6511.

The cutting knotting assembly 63 further comprises a B hinge plate 657, a C hinge plate 658, a tenth air cylinder 655 and an A hinge plate 656 fixed on the support plate 61 respectively, wherein the axial end of the tenth air cylinder 655 is connected to the lower connecting plate 65, the middle part of the B hinge plate 657 is hinged with the A hinge plate 656, the outer end of the B hinge plate 657 is hinged with the lower connecting plate 65, the inner end of the B hinge plate 657 is hinged with the C hinge plate 658, and the upper part of the C hinge plate 658 is fixedly connected with the upper connecting plate 64. Because the connecting shaft 652 is square, the connecting shaft 652 is in circumferential limit connection with the first gear 6491, and therefore the ninth cylinder 654 can drive the first gear 6491 to rotate through the connecting shaft 652. The B hinge plate 657 is equivalent to a lever, and since the connecting shaft 652 is slidably connected to the first gear 6491, the tenth cylinder 655 can simultaneously drive the upper connecting plate 64 and the lower connecting plate 65 to move in opposite directions, so that the distance between the upper twist element 643 and the lower twist element 651 can be adjusted according to the diameters of the long umbrella ribs 7 and the short umbrella ribs 8, and the size of the loop of the filament 84 formed after knotting can be adjusted.

The paying-off assembly 62 further comprises a right-angle plate 621, a third motor 622 mounted on one side of the right-angle plate 621 perpendicular to the support plate 61, and a partition plate 623 arranged on two sides of the lead block 624 and fixedly mounted on one side of the right-angle plate 621 parallel to the support plate 61, wherein a shell of the third motor 622 is fixedly connected with the support plate 61, the lead block 624 is fixedly mounted on one side of the right-angle plate 621 parallel to the support plate 61, a pair of first shafts 627 are rotatably connected between the upper parts of the partition plates 623 on the two sides, the pair of first shafts 627 penetrate through the lead block 624, a pair of second shafts 628 are rotatably connected between the lower parts of the partition plates 623 on the two sides, two groups of rotating wheels 626 are fixedly arranged on the corresponding second shafts 628 in a penetrating manner, and the third motor 622 simultaneously drives the pair of first shafts 627 and the pair of second shafts 628 to rotate;

the third motor 622 is in transmission connection with a second shaft 628 through a pulley assembly, the second shaft 628 is in transmission connection with the first shafts 627 above the second shaft 628 through a pulley assembly, a pair of the first shafts 627 is in transmission connection with each other through a gear, and the other second shaft 628 is in transmission connection with the first shafts 627 above the second shaft 628 through a pulley assembly. The pulley assembly comprises a belt and a gear, the construction and operation of which are prior art and will not be described in detail herein.

The frame 1 further comprises a frame 15 located in the middle of the frame, the blanking mechanism 9 comprises a pushing cylinder 91 fixedly mounted on the support plate 61, a push rod 92 connected to the shaft end of the ninth cylinder 66, a plurality of fourth motors 93 fixedly mounted on the frame 15, and blanking pieces 94 connected to the power output ends of the fourth motors 93, the fourth motors 93 are distributed in a row, the pushing cylinder 91 pushes the push rod 92 to enter between the bottom of the upper torsion piece 643 and the top of the lower torsion piece 651 so as to push the long umbrella ribs 7 and the short umbrella ribs 8 away from the wire penetrating mechanism 6, and the fourth motors 93 drive the blanking pieces 94 to rotate so as to pull the long umbrella ribs 7 and the short umbrella ribs 8 down. Push rod 92 front end both sides are equipped with and push away the groove 921, push rod 92 removes to make long rib 7 and short rib 8 stretch into respectively and the butt pushes away the groove 921 and then promotes long rib 7 and short rib 8. When the push rod 92 pushes the long rib 7 and the short rib 8, the push rod 92 is located between the long rib 7 and the short rib 8, and the threading end of the long rib 7 and the threading end of the short rib 8 are respectively abutted into the pushing groove 921, so that the long rib 7 and the short rib 8 can be pushed simultaneously.

The working process of the invention is as follows: (a) the position of the baffle 29 is adjusted according to the length of the long umbrella rib 7 and the short umbrella rib 8, and the inner groove 224 is adjusted according to the pipe diameters of the long umbrella rib 7 and the short umbrella rib 8; (b) long rib 7, short rib 8 send positioner to carry to riveting mechanism 5 and threading mechanism 6 through choosing respectively, and the concrete transportation process of long rib 7 is: the long umbrella ribs 7 fall down along the material storage hopper 21 one by one, when the previous long umbrella rib 7 falls to the groove 223, the next long umbrella rib 7 is stacked on the previous long umbrella rib 7, the material dialing disc 23 rotates to push the subsequent long umbrella rib 7 to return to the material storage hopper 21, meanwhile, the pressing sheet 24 presses against the long umbrella rib 7 falling into the groove 223 to ensure that the long umbrella rib 7 completely enters the groove 223, when the long umbrella rib 7 completely entering the groove 223 rotates to the bottom end position of the indexing disc 22 along with the indexing disc 22, the long umbrella rib 7 falls onto the clamping piece 412 under the self gravity, the first air cylinder 31 starts to tightly push the long umbrella rib 7, so that the clamping horse 72 is aligned with the open groove 35, then the second air cylinder 33 pushes the pushing piece 34 to advance to push the clamping horse 72 to rotate to the opening of the clamping horse 72 towards the short umbrella rib 8 (actually, the first air cylinder 31 lightly pushes the long umbrella rib 7, so that the long umbrella rib 7 can still rotate under the pushing piece 34 after being tightly pushed), then the third air cylinder 414 drives the clamping rod 413 to move to clamp the long umbrella rib 7, the driving assembly 43 pushes the clamping assembly 41 and the moving plate 42 to move inwards together until the long umbrella rib 7 is placed on the riveting seat 55 and the abutting seat 59, and the wire penetrating end of the long umbrella rib 7 enters between the upper twist piece 643 and the lower twist piece 651; the short umbrella ribs 8 are conveyed to the riveting mechanism 5 and the wire threading mechanism 6 in the same way as the long umbrella ribs 7, and the difference is that after the short umbrella ribs 8 are tightly propped by the first air cylinder 31, the riveting ends of the short umbrella ribs 8 are aligned with the open grooves 35, and the second air cylinder 33 pushes the pushing piece 34 to advance and pushes the riveting ends of the short umbrella ribs 8 to rotate until the second riveting holes 82 face upwards; (c) the sixth cylinder 57 pushes the lower punch 58 to move upwards to pass through the second riveting hole 82 and the first riveting hole 73 to ensure the second riveting hole 82 and the first riveting hole 73 to be aligned, the seventh cylinder 591 pushes the press 592 to move downwards to press the long rib 7 and the short rib 8, then the conveying assembly 51 conveys the rivet 83 to make it fall and be sleeved on the lower punch 58, the rivet 83 passes through the second riveting hole 82 and the first riveting hole 73 to be abutted to the press groove 552, then the fifth cylinder 53 drives the press rod 531 to move downwards, the upper punch 54 continues to drive the press rod 531 to move downwards when abutting against the lower punch 58, meanwhile, the sixth cylinder 57 is started to drive the lower punch 58 to move downwards, the fifth cylinder 53 and the sixth cylinder 57 keep synchronous movement, so that the upper punch 54 and the lower punch 58 keep abutting against each other and move downwards together, when the lower punch 58 moves to the top end height of which is lower than the top end face of the lower clamp 72 and the upper punch 54 extends into the rivet 83, the sixth air cylinder 57 stops working, the fifth air cylinder 53 continues to drive the pressing rod 531 to move downwards, the pressing rod 531 abuts against the rivet 83 and presses the rivet 83 downwards to enable the rivet 83 to rivet the long umbrella rib 7 and the short umbrella rib 8, in the process, the upper punch 54 is gradually pressed into the lower rod 5312, but the upper punch 54 still keeps abutting against the lower punch 58 up and down, the rivet 83 can be prevented from being bent during riveting, and the lower end of the rivet 83 is ensured to be expanded and deformed in the pressing groove 552 to ensure the riveting quality; when riveting the long umbrella rib 7 and the short umbrella rib 8, threading, two filaments 84 correspondingly pass through the first perforation 71 and the second perforation 81 and then extend into the lower twist element 651 under the action of the thread releasing assembly 62, then the eighth cylinder 646 drives the lower twist element 642 to translate to cut off the two filaments 84, the ninth cylinder 654 drives the upper twist element 643 and the lower twist element 651 to rotate, the upper twist element 643 rotates to enable the two filaments 84 above the long umbrella rib 7 and the short umbrella rib 8 to be gradually wound into knots, and the lower twist element 651 rotates to enable the two filaments 84 below the long umbrella rib 7 and the short umbrella rib 8 to be gradually wound into knots; (d) after knotting, the fifth cylinder 53 drives the pressing rod 531 to move up to the initial position, in the process, the upper punching needle 54 returns to the original position under the effect of the resilience force of the spring 541 a, the sixth cylinder 57 drives the lower punching needle 58 to move down to the initial position, the seventh cylinder 591 drives the pressing piece 592 to move up without pressing the long umbrella rib 7 and the short umbrella rib 8, the fourth cylinder 46 drives the supporting column 47 to move down, the clamping assembly 41 falls down under the effect of gravity to enable the clamping rod 413 to be positioned below the long umbrella rib 7 and the short umbrella rib 8, then the driving assembly 43 drives the clamping assembly 41 and the moving plate 42 to move back to the initial position, then the pushing cylinder 91 drives the pushing rod 92 to move the long umbrella rib 7 and the short umbrella rib 8 together along the axial direction of the long umbrella rib 7, further push the long umbrella rib 7 and the short umbrella rib 8 away from the area between the lower connecting plate 65 and the lower connecting plate 65, the fourth motor 93 drives the falling material piece 94 to rotate to pull the long umbrella rib 7 and the short umbrella rib 8 (the hopper is arranged below the frame 1, the long umbrella ribs 7 and the short umbrella ribs 8 fall into the receiving hopper after being pulled out).

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an automatic riveting system of rib, includes frame (1), locate sorting of frame (1) both sides respectively and send positioner and all locate two sets of riveting mechanism (5), threading mechanism (6) and unloading mechanism (9) of choosing between sending positioner, it is two sets of sort and send positioner to be used for carrying long rib (7) and short rib (8) respectively, its characterized in that: the sorting and conveying positioning device comprises sorting mechanisms (2), rivet hole positioning mechanisms (3) and pushing mechanisms (4), wherein the two sorting mechanisms (2) respectively convey long umbrella ribs (7) and short umbrella ribs (8) to fall to the pushing mechanisms (4) one by one, each long umbrella rib (7) comprises a clamping horse (72) with a first riveting hole (73) and a first through hole (71) arranged at one end of each long umbrella rib (7), each short umbrella rib (8) comprises a second through hole (81) arranged at one end and a second riveting hole (82) arranged at the other end, one rivet hole positioning mechanism (3) is used for axially jacking the long umbrella ribs (7) and pushing an opening of the clamping horse (72) to face the short umbrella ribs (8) and enabling the first riveting hole (73) to face upwards, the other rivet hole positioning mechanism (3) is used for axially jacking the short umbrella ribs (8) and pushing the short umbrella ribs (8) to rotate and enabling the second riveting holes (82) to face upwards, the pushing mechanism (4) comprises a plurality of groups of clamping components (41) for clamping long ribs (7) or short ribs (8), the groups of clamping components (41) on one side drive the long ribs (7) to move inwards to one ends of the long ribs (7) to enter the wire feeding mechanism (6) and the clamping horse (72) to be arranged in the riveting mechanism (5), the groups of clamping components (41) on the other side drive the short ribs (8) to move inwards to one ends of the short ribs (8) to enter the wire feeding mechanism (6) and the other ends of the short ribs (8) to extend into the clamping horse (72), the wire feeding mechanism (6) is used for connecting one ends of the long ribs (7) with one ends of the short ribs (8) through thin wires (84), the riveting mechanism (5) is used for riveting the other ends of the clamping horse (72) and the short ribs (8) through rivets (83), the blanking mechanism (9) is used for pushing the long ribs (7) and the short ribs (8) away from the riveting mechanism (5) and the wire feeding mechanism (6), the wire threading mechanism (6) comprises a support plate (61) arranged in the middle of the rack (1), a wire releasing assembly (62) and a cutting and knotting assembly (63) connected to the support plate (61) in a sliding manner, wherein the cutting and knotting assembly (63) comprises a connecting shaft (652), an upper connecting plate (64) and a lower connecting plate (65) which are arranged at intervals up and down, an upper cutting piece (641) fixedly arranged on the upper connecting plate (64), a lower cutting piece (642) capable of translating inside and outside, an upper twisting piece (643) rotatably connected to the upper connecting plate (64) and a lower twisting piece (651) rotatably connected to the lower connecting plate (65), a pair of upper cutters (6411) is fixedly arranged in the lower part of the upper cutting piece (641), a pair of lower cutters (6421) is embedded in the lower cutting piece (642), the lower cutting piece (642) penetrates through the lower part of the upper cutting piece (641) in a sliding manner, and the pair of upper cutters (6411) is abutted against the pair of lower cutters (6421), the connecting shaft (652) penetrates through an upper connecting plate (64) and a lower connecting plate (65), the upper part of the connecting shaft (652) is in transmission connection with an upper twist piece (643), the lower part of the connecting shaft (652) is in transmission connection with a lower twist piece (651), the wire paying-off assembly (62) is used for conveying two filaments (84) to an upper cutting piece (641), one filament (84) sequentially and vertically penetrates through an upper cutter (6411), a lower cutter (6421), the upper twist piece (643) and a long rib (7) and then penetrates through the lower twist piece (651), the other filament (84) sequentially and vertically penetrates through the upper cutter (6411), the lower cutter (6421), the upper twist piece (643) and a short rib (8) and then penetrates through the lower twist piece (642), the lower cutting piece (643) drives the lower cutter (6421) to translate to cut off the two filaments (84), and the upper twist piece (643) rotates to wind the ends of the two filaments (84) positioned above the long rib (7) and the short rib (8) into knots, the lower twist piece (651) rotates to wind the ends of the two filaments (84) below the long rib (7) and the short rib (8) into a knot.

2. An umbrella rib automatic riveting system as defined in claim 1, wherein: the frame (1) comprises a workbench (11) positioned on two sides of the middle of the frame (1), a pair of side plates (12) positioned on one side of the upper portion of the frame (1), another pair of side plates (12) positioned on the other side of the upper portion of the frame (1) and a support (14) positioned in the middle of the upper portion of the frame (1), and a cross beam (13) is connected between the lower portions of the pair of side plates (12).

3. An umbrella rib automatic riveting system as defined in claim 2, wherein: the sorting mechanism (2) comprises a storage hopper (21), a row of dividing discs (22) and a row of material shifting discs (23) which are respectively arranged between a pair of side plates (12), the row of dividing discs (22) and the row of material shifting discs (23) are arranged in a rotating way in opposite directions, grooves (223) are uniformly distributed on the edge of the indexing disc (22) in the circumferential direction, the storage hopper (21) guides the long umbrella ribs (7) or the short umbrella ribs (8) to fall into the grooves (223) formed by rotation, flanges (231) are uniformly distributed on the annular outer wall of the material stirring disc (23) in the circumferential direction, the material stirring disc (23) rotates to enable the flanges (231) to push long ribs (7) or short ribs (8) which do not fall into the grooves (223), further, the long umbrella rib (7) or the short umbrella rib (8) is retracted to the storage hopper (21), the index plate (22) drives the long umbrella rib (7) or the short umbrella rib (8) to rotate so as to make the long umbrella rib (7) or the short umbrella rib (8) fall to the pushing mechanism (4).

4. An umbrella rib automatic riveting system as defined in claim 3, wherein: the sorting mechanism (2) further comprises a row of press sheets (24), a row of material returning pull sheets (25) and a row of anti-falling pieces (26) which are respectively arranged between the pair of side plates (12), the press sheets (24) are propped against long umbrella ribs (7) or short umbrella ribs (8) which fall into the grooves (223) one by one through reciprocating motion, the material returning pull sheets (25) are used for shifting the long umbrella ribs (7) or the short umbrella ribs (8) which are retained on the flanges (231) to the material storage hopper (21), the anti-falling pieces (26) are positioned on the inner side of the dividing plate (22), and the annular outer wall of the dividing plate (22) is in rolling fit with the arc-shaped inner wall of the anti-falling pieces (26);

the graduated disk (22) includes inner disc (221) and side dish (222) of installing in inner disc (221) both sides, inner disc (221) edge is sunken to form inside groove (224) of circumference equipartition, side dish (222) edge is sunken to form side groove (225) of the different aperture of multiunit, and same group side groove (225) are the circumference equipartition setting, every group the same inside groove (224) quantity of side groove (225), be located the same aperture of inner disc (221) both sides side groove (225) and inside groove (224) constitute jointly and supply long rib (7) or short rib (8) recess (223) that fall into.

5. An umbrella rib automatic riveting system as defined in claim 2, wherein: rivet hole positioning mechanism (3) including be used for with long rib (7) or short rib (8) axial top tight to curb plate (12) first cylinder (31), be used for promoting long rib (7) or short rib (8) pivoted push away the commentaries on classics subassembly, push away commentaries on classics subassembly including adorning mounting bracket (32) on crossbeam (13), installing second cylinder (33) on mounting bracket (32) and through second cylinder (33) drive inside and outside removal push away piece (34), it is equipped with open slot (35) to push away piece (34) front end, is located long rib (7) one side open slot (35) align with the clamp horse (72) of the long rib (7) of being pushed up, is located short rib (8) one side open slot (35) align with the riveting end of the short rib (8) of being pushed up.

6. An umbrella rib automatic riveting system as defined in claim 2, wherein: the pushing mechanism (4) also comprises a moving plate (42) which is arranged on the workbench (11) in a sliding way, a plurality of fourth air cylinders (46) which are fixed on the moving plate (42), and a supporting column (47) which is arranged at the power output end of the fourth air cylinders (46), the clamping assembly (41) comprises a support (411) arranged on the moving plate (42) through a linear bearing (418), a clamping piece (412) arranged at the front end of the support (411), a clamping rod (413) arranged on the support (411) in a sliding mode and a third air cylinder (414) driving the clamping rod (413) to move back and forth, the upper surface of the front end of the clamping piece (412) is convexly provided with a clamping column (415) which is matched with the clamping rod (413) to clamp the long umbrella rib (7) or the short umbrella rib (8), all the supports (411) of one group of clamping components (41) are connected through a connecting rod (45), the fourth cylinder (46) is in an extending state, and the connecting rod (45) is in vertical butt joint with the supporting column (47).

7. An umbrella rib automatic riveting system as defined in claim 2, wherein: the riveting mechanism (5) comprises a riveting component, a jacking support component, a conveying component (51) and a mounting seat (52) which are respectively fixed on the support (14), the riveting component comprises a fifth cylinder (53) fixedly arranged at the upper part of the mounting seat (52), a pressure lever (531) connected to the shaft end of the fifth cylinder (53), an upper punch needle (54) movably arranged in the lower part of the pressure lever (531) in a penetrating way through an A spring (541), the jacking support component comprises a riveting seat (55) fixedly arranged at the lower part of the mounting seat (52), a guide sleeve (56) embedded at the lower part of the mounting seat (52) in an interference way, a sixth cylinder (57) fixed at the bottom of the guide sleeve (56), a mandril (571) connected to the shaft end of the sixth cylinder (57), and a lower punch needle (58) fixedly arranged at the upper end of the mandril (571), the mandril (571) is arranged in the guide sleeve (56) and the mandril (571) extends into the inner cavity of the riveting seat (55), the riveting seat (55) comprises a pressing groove (552) positioned at the center of the upper part, the lower punching needle (58) and the upper punching needle (54) are positioned on the same central line, the lower punching needle (58) moves upwards to penetrate out of the pressing groove (552), and the conveying assembly (51) is used for conveying the rivet (83) and enabling the rivet (83) to fall and be sleeved on the lower punching needle (58).

8. An umbrella rib automatic riveting system as defined in claim 1, wherein: the pay-off component (62) comprises a fixedly-mounted wire block (624), a pair of upper guide posts (625) fixed in the lower part of the wire block (624), and two groups of rotating wheels (626) arranged below the wire block (624), wherein the two groups of rotating wheels (626) are in relative rolling and abutting joint, the lower ends of the upper guide posts (625) are positioned between the upper parts of the two groups of rotating wheels (626), a pair of lower guide posts (644) are fixedly arranged on the upper cutting element (641) in a penetrating manner, the pair of lower guide posts (644) are positioned between the lower parts of the two groups of rotating wheels (626), and the filaments (84) enter the lower guide posts (644) after sequentially passing through gaps among the wire block (624), the upper guide posts (625) and the two groups of rotating wheels (626);

the cutting knotting assembly (63) further comprises an eighth air cylinder (646) and a pair of connecting seats (645) fixedly arranged on the upper connecting plate (64), the upper cutting piece (641) is fixed between the pair of connecting seats (645), a push column (647) is fixedly arranged at the end part, close to the eighth air cylinder (646), of the lower cutting piece (642) in a penetrating mode, the push column (647) slides through the connecting seat (645) on one side, a pair of B springs (648) is arranged at the end part, far away from the eighth air cylinder (646), of the lower cutting piece (642), the pair of B springs (648) are abutted to the connecting seat (645) on the other side, and the shaft end of the eighth air cylinder (646) moves to abut against the push column (647) to push the lower cutting piece (642);

the paying-off assembly (62) further comprises a right-angle plate (621), a third motor (622) installed on one side of the right-angle plate (621), and a partition plate (623) arranged on two sides of the lead block (624) and fixedly installed on the other side of the right-angle plate (621), wherein a shell of the third motor (622) is fixedly connected with the support plate (61), the lead block (624) is fixedly installed on the other side of the right-angle plate (621), a pair of first shafts (627) are rotatably connected between the upper portions of the partition plates (623), a pair of the first shafts (627) penetrate through the lead block (624), a pair of second shafts (628) are rotatably connected between the lower portions of the partition plates (623), two sets of rotating wheels (626) are fixedly arranged on the corresponding second shafts (628), and the third motor (622) simultaneously drives the pair of first shafts (627) and the pair of second shafts (628) to rotate.

9. An umbrella rib automatic riveting system as defined in claim 1, wherein: the frame (1) further comprises a frame (15) located in the middle of the frame, the blanking mechanism (9) comprises a pushing cylinder (91) fixedly mounted on the support plate (61), a push rod (92) connected to the shaft end of the ninth cylinder (66), a plurality of fourth motors (93) fixedly mounted on the frame (15), and a material dropping sheet (94) connected to the power output end of each fourth motor (93), wherein the pushing cylinder (91) pushes the push rod (92) to enter the space between the bottom of the upper torsion piece (643) and the top of the lower torsion piece (651) so as to push the long umbrella ribs (7) and the short umbrella ribs (8) away from the wire threading mechanism (6), and the fourth motors (93) drive the material dropping sheet (94) to rotate to pull the long umbrella ribs (7) and the short umbrella ribs (8) down.