CN111266514A - Intelligent machine tool based on automatic riveting production of umbrella ribs - Google Patents

Abstract

The invention discloses an intelligent processing machine tool based on automatic riveting production of umbrella ribs, which further comprises a die mechanism, a driving mechanism and a riveting mechanism, wherein the die mechanism is used for positioning umbrella rib sections, the driving mechanism is used for driving the riveting mechanism to move relative to the die mechanism, and the riveting mechanism is used for riveting the umbrella rib sections together. After the structure is adopted, compared with the prior art, the die mechanism positions and connects all the umbrella rib sections, then the driving mechanism drives the riveting mechanism to rivet each umbrella rib riveting point in sequence, then the riveted umbrella ribs are taken out, and then the positioning die automatically resets and repeats the riveting steps; meanwhile, the process deviation rate is reduced, and the riveting fastness and the product quality are improved.

Description

An intelligent processing machine tool based on automatic riveting production of umbrella ribs

technical field

The invention relates to the field of umbrella rib processing equipment, in particular to an intelligent processing machine tool based on automatic riveting production of umbrella ribs.

Background technique

Umbrella, as a daily necessities for sunshade and rain protection, is used very frequently in daily life. The structure of the umbrella mainly includes an umbrella handle, several groups of umbrella ribs connected with the umbrella handle, and an umbrella surface supported by the umbrella ribs. Generally, the umbrella rib is mostly folded bone, and the folded umbrella rib is mainly formed by riveting several groups of umbrella rib segments respectively.

In the prior art, the rivet riveting technology is still relatively primitive. It mainly relies on manual operation. The rib segment is placed in a riveting machine by hand for riveting. Each group of ribs needs to be riveted at least seven rivets, and each riveting can only be riveted. One rivet, so the riveting speed is very slow; during the operation, the worker's fingers are often at risk of being injured by the riveting machine; however, the production demand of the umbrella ribs is very huge, so that the factory needs a large number of workers to rive the umbrella ribs, so , this process has the risk of high labor cost and workers are easily injured; and manual operation is prone to deviation, and quality problems such as poor riveting and long and short nails occur.

In view of this, the applicant has conducted in-depth research on the above-mentioned problems, resulting in this case.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide an intelligent processing machine tool based on automatic riveting production of umbrella rib, which can automatically rive the umbrella rib, save time and effort, avoid personnel safety accidents, and improve riveting precision and riveting quality.

In order to achieve the above-mentioned purpose, the solution of the present invention is:

An intelligent processing machine tool based on automatic riveting production of umbrella rib, which includes a mold mechanism, a driving mechanism and a riveting mechanism, the mold mechanism positions the umbrella rib segment, the driving mechanism drives the riveting mechanism to move relative to the mold mechanism, and the The riveting mechanism rives the rib segments together.

Further, the mold mechanism includes a support stand, a mold drive device and several positioning molds, the positioning molds are slidably connected to the support stand, the mold drive device is arranged on the support stand, and the mold drive device drives Positioning molds to merge or separate.

Further, the support platform has a guide rail, the positioning mold is adjacent to a first module, a second module, a third module and a fourth module in sequence, the second module is fixedly connected to the guide rail, and the first module , the third module and the fourth module are slidably connected with the guide rail, and the mold driving device drives the first module and the fourth module to move horizontally along the guide rail direction.

Further, the mold mechanism also includes a plurality of return springs, the second module has a first abutment surface that fits with the third module, and the third module has a second abutment surface that fits with the second module. surface, the return spring is arranged between the first abutting surface and the second abutting surface.

Further, the first abutting surface is provided with a first accommodating groove for accommodating a return spring, the second abutting surface is provided with a plurality of second accommodating grooves for accommodating a restoring spring, and one end of the restoring spring The other end is abutted against the bottom of the first accommodating groove and the other end is abutted against the bottom of the second accommodating groove.

Further, the upper surface of the guide rail is provided with a blocking block that protrudes upward, and the lower surface of the fourth module is provided with a blocking block giving way slot corresponding to the blocking block.

Further, the mold driving device is an air cylinder.

Further, the positioning die is provided with a positioning groove for fixing the rib segment and a riveting through hole for the riveting mechanism.

Further, the first module is provided with a first positioning slot, the second module is provided with a second positioning slot, a third positioning slot and a fourth positioning slot, and the second positioning slot and the third positioning slot have the same end. It communicates with the first positioning slot, and the same other end is communicated with the fourth positioning slot. The third module is provided with a fifth positioning slot, a sixth positioning slot and a seventh positioning slot. One end of the fifth positioning slot is provided. It communicates with the second positioning slot and the other end communicates with the seventh positioning slot. The sixth positioning slot communicates with the fourth positioning slot and the seventh positioning slot. The fourth module is provided with an eighth positioning slot. The positioning groove communicates with the seventh positioning groove.

Further, a first riveting through hole is formed at the communication place between the first positioning groove and the second positioning groove, a second riveting through hole is formed at the communication place between the first positioning groove and the third positioning groove, and the A third riveting through hole is formed at the communication place between the second positioning groove and the fourth positioning groove, a fourth riveting through hole is formed at the communication place between the second positioning groove and the fifth positioning groove, and the third positioning groove and the fourth positioning groove are connected with each other. A fifth riveting through hole is arranged at the communication place of the positioning groove, a sixth riveting through hole is arranged at the communication place between the sixth positioning slot and the seventh positioning slot, and the communication place between the seventh positioning slot and the eighth positioning slot is set. There is a seventh riveted through hole.

Further, the two positioning grooves connected by each of the riveted through holes have different groove depths.

Further, the groove depths of the fourth positioning groove and the sixth positioning groove are equal, the groove depths of the seventh positioning groove and the eighth positioning groove are the same, and the groove depth of the first positioning groove is greater than that of the second positioning groove and the The groove depth of the third positioning groove, the groove depth of the second positioning groove is greater than the groove depth of the fourth positioning groove and the fifth positioning groove, and the groove depth of the seventh positioning groove is greater than the sixth positioning groove and the fifth positioning groove. The groove depth of the third positioning groove is smaller than the groove depth of the sixth positioning groove.

Further, the first positioning groove is provided with a first giving way groove, the second positioning groove is provided with a second giving way groove, the third positioning groove is provided with a third giving way groove, and the The fifth positioning groove is provided with a fourth giving way groove, the sixth positioning groove is provided with a fifth giving way groove, and the eighth positioning groove is provided with a sixth giving way groove.

Further, the drive mechanism includes a transverse drive mechanism that drives the riveting mechanism to move horizontally along the extending direction of the vertical guide rail, a longitudinal drive mechanism that drives the riveting mechanism to move horizontally along the extending direction of the guide rail, and a vertical drive mechanism that drives the riveting mechanism to move vertically along the vertical direction of the guide rail. vertical drive mechanism.

Further, the lateral driving mechanism includes a first rail, a first carrying plate and a first driving device, the first rail is arranged horizontally, the extension direction of the first rail is perpendicular to the extension direction of the guide rail, and the first rail is arranged horizontally. A carrying plate is slidably connected to the first rail, and the first driving device drives the first carrying plate to move horizontally along the extending direction of the first rail.

Further, the first driving device includes a first motor and a first screw rod, the first motor is horizontally arranged on the frame, the output end of the first motor is connected with the first screw rod, the The axial direction of the first screw rod is parallel to the extension direction of the first guide rail, and the bottom of the first bearing plate is provided with a first slide rail matched with the first rail and a first nut slide screwed with the first screw rod. piece.

Further, the longitudinal driving mechanism includes a second rail, a second carrying plate and a second driving device, the second rail is provided on the first carrying plate, and the second rail is along the length of the first carrying plate The second carrying plate is slidably connected to the second rail, and the second driving device drives the second carrying plate to move horizontally along the extending direction of the second rail.

Further, the second driving device includes a second motor and a second screw rod, the second motor is horizontally arranged on the first bearing plate, and the output end of the second motor is connected with the second screw rod, The axis direction of the second screw rod is parallel to the extending direction of the second guide rail, and the bottom of the second bearing plate is provided with a second slide rail matched with the second rail and a second screw thread matched with the second screw rod. Nut slider.

Further, the vertical drive mechanism includes a support frame and a third drive mechanism, the support frame includes a fixing portion fixedly connected with the second bearing plate, and the fixing portion is provided with a support portion extending horizontally toward the direction of the mold mechanism, The third driving mechanism is arranged on the support portion, and the third driving mechanism drives the riveting mechanism to move in the vertical direction.

Further, the third driving mechanism is an air cylinder.

Further, the riveting mechanism includes an upper die on the upper surface of the abutting rivet, a lower die on the lower surface of the abutting rivet, and a feeding arm for conveying the rivet, and the upper die includes an upper shaft and an upper die table, the upper shaft. It is connected with the output end of the third drive mechanism, the surface of the upper die table is connected with the lower surface of the upper shaft rod, the lower surface of the upper die table is provided with an upper ejector pin extending downward, and the lower die On the second bearing plate, the lower mold includes a lower shaft rod and a lower mold table, the lower shaft rod is arranged just below the upper shaft rod, and the upper end of the lower shaft rod is connected with the lower mold table, so The upper surface of the die table is provided with a lower ejector pin, and the feeding arm is connected to the side wall of the support portion.

Further, the riveting mechanism further includes a lower die driving device, the lower die driving device is vertically arranged on the second bearing plate, and the output end of the lower die driving device is connected with the lower shaft.

Further, it is characterized in that the riveting mechanism further comprises a push-push mechanism for driving the yaw of the feeding arm.

Further, the push-swing mechanism includes an arc-shaped transmission plate arranged on the upper shaft, a toggle member disposed on the side of the support portion, the arc-shaped transmission plate is in contact and connection with the toggle member, and the feeding arm The inner side of the device is provided with an abutting column, and the abutting column and the side surface of the toggle piece abut against each other.

Further, the upper shaft is provided with a guide screw, and the guide screw is arranged perpendicular to the axis of the upper shaft, and the side of the support portion away from the feeding arm is provided with a guide strip hole, and the guide strip hole is along the The guide screw is extended in the vertical direction, and the guide screw passes through the guide strip hole.

Further, the riveting mechanism further includes a limit screw, and a side surface of the support portion close to the side of the feeding arm is provided with a threaded hole for the matching connection of the limit screw.

After the above structure is adopted, the present invention is provided with a mold mechanism, a driving mechanism and a riveting mechanism. When riveting the ribs, each positioning mold is in a state of being separated from each other, and each umbrella rib segment can be put into each corresponding positioning mold by manual operation or manipulator operation. The positioning grooves of each positioning die play a role in fixing the rib segments, and then the die drive device drives the positioning dies to merge, so that the various rib segments in the positioning dies are inserted into each other, and the riveting holes of the rib segments riveted to each other are aligned with each other. Then, the driving mechanism drives the riveting mechanism to riveted each umbrella rib riveting point in turn, then the riveted rib is taken out, the positioning mold is automatically reset, and then the above riveting steps are repeated.

Compared with the prior art, the beneficial effects are:

One: the present invention can fix each umbrella rib segment through a mold mechanism, and can realize automatic cooperation between each umbrella rib segment without manual operation, thereby simplifying the riveting step and reducing the labor amount, and the positioning mold can be combined once. The riveting holes of the umbrella rib are precisely aligned, which greatly reduces the operation time for aligning the riveting holes, thereby improving the riveting efficiency of the umbrella rib.

Second: the present invention can drive the riveting mechanism to move in the direction of the three-coordinate axis through the driving mechanism, and does not need to move the rib and mold during the riveting process, and the riveting mechanism can automatically align all the riveting holes and perform riveting work, realizing automation. The riveting can further improve the riveting efficiency, and the present invention can improve the accuracy of the riveting process by replacing the traditional manual operation by mechanical operation, greatly reduce defective products and improve product quality.

Thirdly, the lower die of the present invention is provided with a lower die driving device, and the lower die driving device can adjust the height of the lower die, thereby adjusting the gap between the upper die and the lower die during riveting, so that the riveting mechanism can adapt to rivets of different lengths. , so that the present invention can be used more flexibly and increase the scope of application.

Description of drawings

FIG. 1 is a top view of the structure of an umbrella rib according to an embodiment of the present invention.

FIG. 2 is a perspective view of the outline structure of an umbrella rib according to an embodiment of the present invention.

FIG. 3 is a perspective view of the external structure of the present invention.

FIG. 4 is a perspective view of another external structure of the present invention.

FIG. 5 is a top view of the external structure of the mold mechanism when the mold is closed.

6 is a perspective view of the external structure of the mold mechanism when the mold is opened.

FIG. 7 is a perspective view of the external structure of the supporting platform.

FIG. 8 is a cross-sectional view of the structure in the direction A-A in FIG. 5 .

FIG. 9 is a perspective view of the external structure of the first module.

FIG. 10 is a perspective view of the external structure of the second module.

FIG. 11 is a perspective view of another external structure of the second module.

FIG. 12 is a perspective view of the external structure of the third module.

FIG. 13 is a perspective view of another external structure of the third module.

FIG. 14 is a perspective view of the external structure of the fourth module.

FIG. 15 is a perspective view of the external structure of the connection between the driving mechanism and the riveting mechanism.

Figure 16 is a side view of the external structure of the connection between the driving mechanism and the riveting mechanism.

FIG. 17 is a perspective view of the external structure of the riveting mechanism.

FIG. 18 is a perspective view of another external structure of the riveting mechanism.

FIG. 19 is a front view of the external structure of the riveted structure.

Figure 20 is a front view of the structure when the feeding arm is pushed out.

In the picture:

Frame-1; Mould Mechanism-2; Supporting Platform-21; Mould Driving Device-22;

Positioning mold-23; first module-231; first mating surface-2311; second module-232;

The first accommodating groove-2321; the second matching surface-2322; the third matching surface-2323;

The third module-233; the second accommodating groove-2331; the fourth mating surface-2332;

The fifth mating surface-2333; the fourth module-234; the blocking slot-2341;

The sixth mating surface-2422; the guide rail-24; the guide rail main body-241; the guide rail flange-242;

Block-2421; Return Spring-25; First Positioning Slot-261; Second Positioning Slot-262;

The third positioning groove-263; the fourth positioning groove-264; the fifth positioning groove-265;

The sixth positioning slot-266; the seventh positioning slot-267; the eighth positioning slot-268;

The first riveting through hole-271; the second riveting through hole-272; the third riveting through hole-273;

Fourth riveting through hole-274; fifth riveting through hole-275; sixth riveting through hole-276;

The seventh riveting through hole-277; the first giving way slot-281; the second giving way slot-282;

The third vacant slot-283; the fourth vacant slot-284; the fifth vacant slot-285;

Sixth Giving Slot-286; Connecting Block-29; Drive Mechanism-3; Transverse Drive Mechanism-31;

The first track-311; the first bearing plate-312; the first motor-313; the first screw rod-314;

First slide rail-315; First nut slider-316; Longitudinal drive mechanism-32;

The second rail-321; the second carrier plate-322; the second motor-323; the second screw-324;

Second slide rail-325; Second nut slider-326; Vertical drive mechanism-33;

Supporting frame-331; Fixing part-3311; Supporting part-3312; Third driving mechanism-332;

Riveting mechanism-4; upper die-41; upper shaft-411; upper die table-412; upper ejector pin-413;

Arc Drive Plate-414; Toggle Piece-415; Abutment Post-416; Guide Screw-417;

Guide strip hole-418; Limit screw-419; Lower die-42; Lower shaft-421;

Lower die table-422; lower ejector pin-423; feeding arm-43; feeding chute-431; feeding port-432;

Lower die drive device-44; first rib segment-51; second rib segment-52;

The third rib segment-53; the fourth rib segment-54; the fifth rib segment-55;

The sixth umbrella rib segment-56; the insertion slot-57; the first slot-601; the second slot-602;

The third slot-603; the fourth slot-604; the fifth slot-605;

The sixth slot-606; the seventh slot-607; the eighth slot-608;

The ninth slot-609; the tenth slot-610; the first through slot-701;

The second through-slot-702; the third through-slot-703; the fourth through-slot-704; the fifth through-slot-705;

The sixth through-slot-706; the seventh through-slot-707; the eighth through-slot-708; the ninth through-slot-709;

Tenth through slot - 710.

Detailed ways

In order to further explain the technical solutions of the present invention, the present invention will be described in detail below through specific embodiments.

As shown in Fig. 3-20, an intelligent processing machine tool based on automatic riveting production of umbrella ribs includes a frame 11, which also includes a mold mechanism 2, a driving mechanism 3 and a riveting mechanism 4. The mold mechanism 2 and the driving mechanism 3 are arranged on the frame 1, the mold mechanism 2 positions the rib segments, the driving mechanism 3 drives the riveting mechanism 4 to move relative to the mold mechanism 2, and the riveting mechanism 4 rives the rib segments together.

After the above structure is adopted, the mold mechanism 2 positions and connects each umbrella rib segment, and then the drive mechanism 3 drives the riveting mechanism 4 to rivete each rib riveting point in sequence, and then the riveted rib is taken out and positioned. The die 23 is automatically reset and the above riveting steps are repeated. Compared with the prior art, the present invention can realize automatic riveting and greatly improve the riveting efficiency.

Preferably, the mold mechanism 2 includes a support table 21 , a mold driving device 22 and several positioning molds 23 , the support table 21 is fixed on the frame 1 , and the positioning mold 23 slides with the support table 21 . connected, the mold driving device 22 is fixed on the support bench 21, the mold driving device 22 drives the positioning mold 23 to merge or separate, and the positioning mold 23 positions and fixes the rib segment. When the positioning mold 23 is separated , put the umbrella rib segments into each positioning mold 23, and then the molds are combined to insert and fit the various umbrella rib segments to each other.

More preferably, the support table 21 has guide rails 24, the guide rails 24 are provided on the left and right sides of the support table 21 and extend in the longitudinal direction, the guide rails 24 include guide rail main bodies 241 for guiding the positioning mold 23, so The inner side of the guide rail body 241 is provided with a guide rail flange 242 along the extending direction of the guide rail 24. The upper surface of the guide rail flange 242 and the lower surface of the positioning mold 23 abut against each other, thereby supporting the positioning mold 23. The left and right sides of the mold 23 are in contact with the inner sides of the guide rail main bodies 241 on both sides, so as to guide the movement of the positioning mold 23. With the above structure, the positioning mold 23 can move more smoothly.

As an embodiment of the present invention, the positioning mold 23 is adjacent to the first module 231, the second module 232, the third module 233 and the fourth module 234 in sequence, and the second module 232 and the guide rail 24 are fixedly connected by bolts, The first module 231, the third module 233 and the fourth module 234 are slidably connected to the guide rail 24, and two of the mold driving devices 22 are provided. The second module 232 is merged, while another mold driving device 22 drives the fourth module 234 to move towards the third module 233 to merge, and pushes the third module 233 to merge towards the second module 232 .

Preferably, the mold mechanism 2 further includes a plurality of return springs 25, the second module 232 has a first abutment surface that is abutted with the third module 233, and the first abutment surface is provided with a number of accommodating resets The first accommodating groove 2321 of the spring 25, the first accommodating groove 2321 is perpendicular to the first abutting surface, the third module 233 has a second abutting surface that is abutting with the second module 232, the second abutting surface A plurality of second accommodating grooves 2331 for accommodating the return spring 25 are provided on the joint surface. The second accommodating grooves 2331 are arranged in a one-to-one correspondence with the first accommodating grooves 2321. The second accommodating grooves 2331 are perpendicular to the second joint surface. , one end of the return spring 25 abuts against the bottom of the first accommodating groove 2321 and the other end abuts against the bottom of the second accommodating groove 2331 .

With the above structure, when the molds are separated, the mold driving device 22 drives the fourth module 234 and the first module 231 to move away from the second module 232 , and the third module 233 loses the contact of the fourth module 234 After the thrust, under the elastic force of the return spring 25, the third module 233 and the second module 232 move away from each other, so that the positioning mold 23 can be separated and reset.

Preferably, the upper surface of the guide rail flange 242 of the guide rail 24 is further provided with a blocking block 2421 that protrudes upwards, and the lower surface of the fourth module 234 is provided with a blocking block leaving slot 2341 corresponding to the blocking block 2421 . When the positioning mold 23 is separated, the blocking block 2421 is used to abut the third module 233 to limit the position, preventing the third module 233 from being too far away from the second module 232 and causing the return spring 25 to fall out of the first accommodating slot 2321 and the second accommodating groove 2331. When the fourth module 234 is closed close to the third module 233 , the blocking block giving way slot 2341 provides a clearing position for the blocking block 2421 , so as to ensure that the fourth module 234 can be normally merged and abutted against the third module 233 .

Preferably, the lower surfaces of the first module 231 and the fourth module 234 are provided with connecting blocks 29, and the connecting blocks 29 are connected with the output end of the mold driving device 22, so that the mold driving device 22 is connected to the first module 231 and the output end of the mold driving device 22. The connection of the fourth module 234 is more convenient.

More preferably, the mold driving device 22 is an air cylinder, which is more applicable and convenient for maintenance and replacement.

Preferably, the positioning die 23 is provided with a positioning groove for fixing the umbrella rib segment and a riveting through hole for the riveting mechanism 4 to take place.

As an embodiment of the present invention, as shown in Figures 1-2, the rib riveted in the present invention is a three-fold rib, and has six rib segments riveted to each other, and each rib segment is a first umbrella respectively The rib segment 51 , the second rib segment 52 , the third rib segment 53 , the fourth rib segment 54 , the fifth rib segment 55 and the sixth rib segment 56 .

According to the above-mentioned umbrella rib structure, the first module 231 is provided with a first positioning groove 261, and the first positioning groove 261 is placed with the first umbrella rib segment 51; the second module 232 is provided with a second positioning groove 262, a third The positioning groove 263 and the fourth positioning groove 264, the second positioning groove 262 is placed in the second rib segment 52, the third positioning groove 263 is placed in the third rib segment 53, the second positioning groove 262 and the third The same end of the positioning slot 263 is communicated with the first positioning slot 261, and the same other end is communicated with the fourth positioning slot 264; the third module 233 is provided with a fifth positioning slot 265, a sixth positioning slot 266 and a fourth positioning slot 264 Seven positioning grooves 267 , the fifth positioning groove 265 is placed in the fifth rib segment 55 , the sixth positioning groove 266 is placed in the fourth rib segment 54 , and one end of the fifth positioning groove 265 is communicated with the second positioning groove 262 And the other end communicates with the seventh positioning groove 267, the sixth positioning groove 266 communicates with the fourth positioning groove 264 and the seventh positioning groove 267; the fourth module 234 is provided with an eighth positioning groove 268, the eighth positioning groove 268 The sixth rib segment 56 is placed in the positioning groove 268 , and the eighth positioning groove 268 communicates with the seventh positioning groove 267 . After the above structure is adopted, when the positioning mold 23 is in a separated state, each umbrella rib segment is put into the corresponding positioning groove by a manipulator or manual operation, and then the molds are combined to splicing the various umbrella rib segments together to speed up the splicing and alignment of the umbrella ribs. speed.

Preferably, a first riveting through hole 271 is formed at the communication place between the first positioning groove 261 and the second positioning groove 262 , and a second riveting through hole is formed at the communication place between the first positioning groove 261 and the third positioning groove 263 Hole 272, a third riveting hole 273 is formed at the communication place between the second positioning groove 262 and the fourth positioning groove 264, and a fourth riveting connection is formed at the communication place between the second positioning groove 262 and the fifth positioning groove 265 A fifth riveting through hole 275 is provided at the communication place between the third positioning groove 263 and the fourth positioning groove 264, and a sixth riveting through hole 275 is formed at the communication place between the sixth positioning groove 266 and the seventh positioning groove 267 The hole 276 is provided with a seventh riveting through hole 277 at the connection between the seventh positioning groove 267 and the eighth positioning groove 268 . The connection of each positioning groove is the riveting point of each umbrella rib segment, and each riveting through hole provides a space for the riveting mechanism 4 to ensure that the lower die of the riveting mechanism 4 can extend into the positioning mold 23 to carry out the rib segment. riveted.

More preferably, as a specific embodiment of the invention, the first module 231 has a first mating surface 2311 that is matched with the second module 232 , the first positioning groove 261 extends along the length direction of the first module 231 and Gradually inclined, the first positioning groove 261 extends to the first mating surface 2311 to form a first slot 601 and a second slot 602 . A first through slot 701 is defined directly below the first slot opening 601 , and a second through slot 702 is defined right below the second slot opening 602 .

The second module 232 has a second matching surface 2322 matched with the first module 231 and a third matching surface 2323 matched with the third module 233 , the second positioning groove 262 extends along the length direction of the second module 232 and One end of the second positioning groove 262 extends to the second matching surface 2323 to form a third opening 603 and the other end extends to the third matching surface 2323 to form a fourth opening 604. One end of the third positioning groove extends to The second mating surface 2323 forms a fifth slot 605 and the other end extends to the third mating surface 2323 to form a sixth slot 606 . A third through slot 703 is opened directly below the third slot 603 , a fourth through slot 704 is opened directly below the fourth slot 604 , and a fifth slot 704 is opened directly below the fifth slot 605 Through groove 705 , a sixth through groove 706 is formed directly under the sixth slot opening 606 .

The third module 233 has a fourth matching surface 2332 matched with the second module and a fifth matching surface 2333 matched with the fourth module 234. One end of the fifth positioning groove 265 extends to the fourth matching surface 2332 to form a seventh The slot 607 is opened and the other end extends to the fifth mating surface 2333 to form an eighth slot 608. The sixth positioning slot 266 extends along the length direction of the third module 233 and is gradually inclined to the fourth mating surface 2332. One end of the six positioning grooves 266 extends to the fourth mating surface 2332 to form a ninth slot 609 . A first through slot 707 is set directly below the seventh slot opening 607 , a first through slot 608 is set directly below the eighth slot opening 608 , and a first through slot 608 is set directly below the ninth slot opening 601 . Through slot 709.

The fourth module 234 has a sixth mating surface 2422 for mating with the third module 233 , the eighth positioning groove 268 extends along the length direction and is gradually inclined to the sixth matching surface 2422 , one end of the eighth positioning groove 268 A tenth slot 610 is formed extending to the sixth mating surface 2422 , and a tenth through slot 710 is defined directly below the tenth slot 610 .

The first through-slot 701 communicates with the fifth through-slot 705 correspondingly, and a second riveting through hole 271 is formed below, the second through-slot 702 communicates with the third through-slot 703 and a first riveting through hole 272 is formed below, so The fourth through groove 704 is communicated with the seventh through groove 703 and a fourth riveting through hole 274 is opened below, the ninth through groove 709 is communicated with the sixth through groove 706 and a fifth riveting through hole 275 is opened at the bottom. The eight through grooves 708 communicate with the tenth through groove 710 and a seventh riveting through hole 277 is defined below.

Preferably, as shown in FIG. 2 , each rib segment has an insertion slot 57 for other rib segments to be inserted into. Since the rib segments that are riveted to each other need to be inserted together before being riveted to each other, each The two positioning grooves connected by one of the riveted through holes have different groove depths. In this way, there is a depth difference between the groove depths of the connected positioning grooves, so that when the positioning molds 23 are combined, the rib segments can be inserted into the insertion grooves 57 to form a state of mutual insertion.

More preferably, in the embodiment of the present invention, since the fourth positioning groove 264 and the sixth positioning groove 266 jointly fix the fourth umbrella rib segment 54 when the positioning molds 23 are combined, the fourth positioning groove 264 and the sixth positioning groove 264 are The groove depths of the positioning grooves 266 are equal, and the seventh positioning grooves 267 and the eighth positioning grooves 268 jointly fix the sixth rib segment 56 , so the seventh positioning grooves 267 and the eighth positioning grooves 268 have the same groove depths. The groove depth of the first positioning groove 261 is greater than the groove depth of the second positioning groove 262 and the third positioning groove 263, so that the second umbrella rib segment 52 and the third umbrella rib segment 53 are respectively inserted into the first umbrella when the positioning mold 23 is combined. within the bone segment 51 . The groove depth of the second positioning groove 262 is greater than the groove depths of the fourth positioning groove 264 and the fifth positioning groove 265, so that the fourth rib segment 54 and the fifth rib segment 55 are respectively inserted into the second umbrella when the positioning mold 23 is combined. within bone segment 52 . The groove depth of the seventh positioning groove 267 is greater than the groove depths of the sixth positioning groove 266 and the fifth positioning groove 265, so that the fourth umbrella rib segment 54 and the fifth umbrella rib segment 55 are respectively inserted into the sixth umbrella when the positioning mold 23 is combined. within bone segment 56 . The groove depth of the third positioning groove 263 is smaller than the groove depth of the sixth positioning groove 266 , so that the third rib segment 53 is inserted into the fourth rib segment 54 when the positioning molds 23 are combined.

Preferably, in the embodiment of the present invention, the rib segment is clamped by a manipulator, and the rib segment is placed into the positioning mold 23 . In order to provide space for the manipulator to place the umbrella rib segment, the first positioning groove 261 is provided with a first leaving groove 281, the second positioning groove 262 is provided with a second leaving groove 282, and the third The positioning groove 263 is provided with a third giving way slot 283, the fifth positioning groove 265 is provided with a fourth giving way slot 284, the sixth positioning groove 266 is provided with a fifth giving way slot 285, The eight positioning grooves 268 are provided with a sixth leaving groove 286 .

Preferably, the driving mechanism 3 includes a transverse driving mechanism 31 for driving the riveting mechanism to move horizontally along the extending direction of the vertical guide rail, a longitudinal driving mechanism 32 for driving the riveting mechanism to move horizontally along the extending direction of the guide rail, and a vertical driving mechanism for driving the riveting mechanism along the vertical direction of the guide rail. The vertical driving mechanism 33 for vertical movement, after adopting the above structure, the present invention can drive the riveting mechanism 4 to move in the direction of the three-coordinate axis through the driving mechanism 3, without moving the rib and the mold during the riveting process, and only one riveting The mechanism 4 can automatically align all the riveting holes and perform riveting work, realize automatic riveting, and further improve the riveting efficiency, and the present invention replaces the traditional manual operation by mechanical operation, which can improve the accuracy of the riveting process and greatly reduce the number of inconveniences. Good products and improve product quality.

Preferably, the lateral driving mechanism 31 includes a first rail 311 , a first carrying plate 312 and a first driving device, the first rail 311 is horizontally arranged on the frame 1 , and the extension direction of the first rail 311 is the same as that of the first rail 311 . The extending directions of the guide rails 24 are perpendicular to each other, the first carrying plate 312 is slidably connected to the first rail 311 , and the first driving device drives the first carrying plate 312 along the extending direction of the first rail 311 . For horizontal movement, the lateral drive mechanism 31 drives the riveting mechanism 4 to perform lateral movement.

Preferably, the first driving device includes a first motor 313 and a first screw rod 314, the first motor 313 is horizontally arranged on the frame 1, and the output end of the first motor 313 is connected to the first screw rod The rod 314 is connected, the axis direction of the first screw rod 314 is parallel to the extending direction of the first guide rail 24, and the bottom of the first bearing plate 312 is provided with a first sliding rail 315 matched with the first rail 311 and a The first nut slider 316 is threadedly matched with the first screw rod 314. The first driving device is driven by a screw rod, so that the positioning accuracy when driving the riveting mechanism 4 is higher, the accuracy retention and reliability are better, and the riveting mechanism is strengthened. 4 The precision of riveting.

Preferably, the longitudinal driving mechanism 32 includes a second rail 321 , a second carrying plate 322 and a second driving device, the second rail 321 is provided on the first carrying plate 312 , and the second rail 321 runs along the The length direction of the first carrying plate 312 extends, the second carrying plate 322 is slidably connected with the second rail 321 , and the second driving device drives the second carrying plate 322 along the second rail 321 . The horizontal movement is performed in the extending direction, and the transverse driving mechanism 31 drives the riveting mechanism 4 to perform longitudinal movement.

Preferably, the second driving device includes a second motor 323 and a second screw rod 324 , the second motor 323 is horizontally arranged on the first bearing plate 312 , and the output end of the second motor 323 is connected to the second lead screw 324 . The two screw rods 324 are connected, the axis direction of the second screw rod 324 is parallel to the extending direction of the second guide rail 24 , and the bottom of the second bearing plate 322 is provided with a second sliding rail 325 matched with the second rail 321 And the second nut slider 326 threadedly matched with the second screw rod 324, the second driving device is driven by the screw rod, so that the positioning accuracy when driving the riveting mechanism 4 is higher, the accuracy retention and reliability are better, and the The riveting accuracy of the riveting mechanism 4.

Preferably, the vertical drive mechanism 33 includes a support frame 331 and a third drive mechanism 332, the support frame 331 includes a fixing portion 3311 fixedly connected to the second bearing plate 322, and the fixing portion 3311 is provided with a mechanism facing the mold A support portion 3312 extending horizontally in two directions, the support portion 3312 has a hollow structure, the third drive mechanism 332 is provided on the support portion 3312, and the upper surface of the support portion 3312 is provided with an output end for the third drive mechanism 332 Through the through hole, the output end of the third driving mechanism 332 is connected to the riveting mechanism 4, and the third driving mechanism 332 drives the riveting mechanism 4 to move in the vertical direction.

More preferably, the third driving mechanism 332 is an air cylinder, which is more applicable and convenient for maintenance and replacement.

Preferably, the riveting mechanism 4 includes an upper die 41 on the upper surface of the abutting rivet, a lower die 42 on the lower surface of the abutting rivet, and a feeding arm 43 for conveying the rivet. The upper die 41 includes an upper shaft 411 and an upper die table 412, the upper shaft 411 is connected to the output end of the third driving mechanism 332, the upper shaft 411 is vertically arranged and the upper shaft 411 penetrates the upper and lower surfaces of the support portion 3312, the upper die table 412 The upper surface of the upper mold table 412 is connected with the lower surface of the upper shaft 411, and the lower surface of the upper die table 412 is provided with an upper ejector pin 413 extending downward. To the role of positioning rivets.

The lower mold 42 is disposed on the second bearing plate 322, and the lower mold 42 includes a lower shaft 421 and a lower mold table 422, and the lower shaft 421 is disposed directly below the upper shaft 411, and The axis of the lower shaft 421 coincides with the axis of the upper shaft 411, the upper end of the lower shaft 421 is connected to the lower die table 422, the upper surface of the die table is provided with a lower ejector pin 423, and the lower ejector pin 423 is made of rivets The bottom of the rivet is inserted into the inner hole of the rivet to further position the rivet.

The upper part of the feeding arm 43 is movably connected to the side wall of the support part 3312 and can swing relative to the supporting part 3312. The feeding structure of the feeding arm 43 is a conventional feeding structure in the field of riveting machines. The feeding arm 43 has A circular arc angle, the ends of the arc angle are aligned with the upper die 41 and the lower die 42, the outer side of the feeding arm 43 has a feeding slot 431, and the end of the feeding slot 431 is aligned with the upper die 41 and the lower die 42. The position of the die 42 is provided with a feeding port 432 , and the feeding slot 431 feeds the rivets to the upper die 41 and the lower die 42 for riveting in sequence.

Preferably, the riveting mechanism 4 further includes a lower die driving device 44 , the lower die driving device 44 is vertically arranged on the second bearing plate 322 , and the second bearing plate 322 is provided with a lower die driving device 44 . Through the hole through which the output end passes, the output end of the lower die driving device 44 passes through the second bearing plate 322 and is connected with the lower shaft 421 . After adopting the above structure, the lower die driving device 44 can adjust the height of the lower die 42, thereby adjusting the gap between the upper die 41 and the lower die 42 when riveting, so that the riveting mechanism 4 can adapt to rivets of different lengths, and the present invention The use is more flexible and the scope of application is increased.

More preferably, the lower die driving device 44 is an air cylinder, which is inexpensive and easy to maintain.

Preferably, the riveting mechanism further includes a push-swing mechanism for driving the feeding arm to swing.

Preferably, the push-swing mechanism includes an arc-shaped transmission plate 414 disposed on the upper shaft 411, and a toggle member 415 pivotally connected to the side of the support portion 3312, the arc-shaped transmission plate 414 and the toggle member 415 are in contact with each other, the inner side of the feeding arm 43 is provided with an abutment post 416 , and the abutment post 416 and the side surface of the toggle member 415 abut against each other.

After the above structure is adopted, when the upper die 41 and the lower die 42 are riveted with each other, the upper ejector pin 413 and the lower ejector pin 423 respectively penetrate into the inner hole of the rivet for positioning, and then the upper shaft 411 continues to drive the arc-shaped transmission plate 414 downward. Movement, the side surface of the arc-shaped transmission plate 414 contacts with the toggle member 415, pushes the toggle member 415 to swing in the direction of the feeding arm 43, and the transmission member pushes against the abutting column 416, and then pushes the feeding arm 43 outward. Swing to keep the feeding port 432 away from the upper die 41 and the lower die 42 to prevent the upper die 41 and the lower die 42 from interfering with the feeding arm 43. After the riveting is completed, the upper shaft 411 drives the arc drive plate 414 to rise , the feeding arm 43 is reset under the action of gravity to continue feeding.

Preferably, the upper shaft 411 is provided with a guide screw 417, the guide screw 417 is arranged perpendicular to the axis of the upper shaft 411, and the side of the support portion 3312 away from the feeding arm 43 is provided with a guide strip hole 418, The guide bar-shaped hole 418 extends in the vertical direction, the guide screw 417 passes through the guide bar-shaped hole, and the guide screw 417 cooperates with the guide bar-shaped hole 418 to make the upper shaft 411 more stable when moving.

Preferably, the riveting mechanism 4 further includes a limit screw 419 , and a side surface of the support portion 3312 close to the feeding arm 43 is provided with a threaded hole for the limit screw 419 to be matched and connected. The screw head of the limiting screw 419 abuts against the inner side surface of the feeding arm 43 , so as to adjust and limit the yaw angle of the feeding arm 43 .

The above-mentioned embodiments and drawings do not limit the product form and style of the present invention, and any appropriate changes or modifications made by those of ordinary skill in the art should be regarded as not departing from the scope of the present invention.

Claims (10)

1. an intelligent processing machine tool based on the automatic riveting production of umbrella rib, is characterized in that, comprises mold mechanism, drive mechanism and riveting mechanism, described mold mechanism is positioned to umbrella rib segment, and described drive mechanism drives riveting mechanism relative to mold mechanism Movement, the riveting mechanism rives the rib segments together. 2. A kind of intelligent processing machine tool based on the automatic riveting production of umbrella rib as claimed in claim 1, it is characterized in that, described mould mechanism comprises support stand, mould drive device and several positioning moulds, described positioning mould and support The racks are slidably connected, and the mold driving device is arranged on the supporting rack, and the mold driving device drives the positioning molds to merge or separate. 3. A kind of intelligent processing machine tool based on automatic riveting production of umbrella rib as claimed in claim 2, is characterized in that, described support platform has guide rail, described positioning die is successively adjacent first module, second module, The third module and the fourth module, the second module is fixedly connected with the guide rail, the first module, the third module and the fourth module are slidably connected with the guide rail, the mold driving device drives the first module and the fourth module along the guide rail Horizontal movement in the direction of the guide rail. 4. A kind of intelligent processing machine tool based on automatic riveting production of umbrella rib as claimed in claim 3, it is characterized in that, described mould mechanism also comprises several return springs, described second module has the 3rd module to fit. The first bonding surface, the third module has a second bonding surface that is bonded to the second module, and the return spring is arranged between the first bonding surface and the second bonding surface. 5 . The intelligent processing machine tool based on automatic riveting production of umbrella ribs according to claim 4 , wherein the first abutting surface is provided with a first accommodating groove for accommodating a return spring, and the second The joint surface is provided with a plurality of second accommodating grooves for accommodating return springs, one end of the restoring springs abuts against the groove bottom of the first accommodating groove and the other end abuts against the groove bottom of the second accommodating groove. 6. The intelligent processing machine tool based on automatic riveting production of umbrella ribs as claimed in claim 5, wherein the upper surface of the guide rail is provided with an upwardly protruding clamping block, and the lower surface of the fourth module corresponds to The card block is provided with a card block giving way slot. 7 . The intelligent processing machine tool based on automatic riveting production of umbrella rib as claimed in claim 6 , wherein the die driving device is an air cylinder. 8 . 8. An intelligent processing machine tool based on automatic riveting production of umbrella rib according to any one of claims 2-7, characterized in that, the positioning die is provided with a positioning groove for fixing the umbrella rib segment and a rivet for riveting Riveted through holes for the mechanism to give way. 9. The intelligent processing machine tool based on automatic riveting production of umbrella ribs according to any one of claims 8, wherein the first module is provided with a first positioning groove, and the second module is provided with a first positioning groove. There are a second positioning groove, a third positioning groove and a fourth positioning groove. The same end of the second positioning groove and the third positioning groove is communicated with the first positioning groove, and the same other end is communicated with the fourth positioning groove. The third module is provided with a fifth positioning slot, a sixth positioning slot and a seventh positioning slot. One end of the fifth positioning slot is communicated with the second positioning slot and the other end is communicated with the seventh positioning slot. The sixth positioning slot The slot communicates with the fourth positioning slot and the seventh positioning slot, the fourth module is provided with an eighth positioning slot, and the eighth positioning slot communicates with the seventh positioning slot. 10. The intelligent processing machine tool based on automatic riveting production of umbrella rib as claimed in claim 9, characterized in that, a first riveting through hole is provided at the connection between the first positioning groove and the second positioning groove, and the A second riveting through hole is formed at the communication place between the first positioning groove and the third positioning groove, a third riveting through hole is formed at the communication place between the second positioning groove and the fourth positioning groove, and the second positioning groove is connected with the third positioning groove. A fourth riveting through hole is formed at the connecting position of the five positioning grooves, a fifth riveting through hole is formed at the connecting position between the third positioning groove and the fourth positioning groove, and the connecting position between the sixth positioning groove and the seventh positioning groove A sixth riveting through hole is provided, and a seventh riveting through hole is provided at the connection between the seventh positioning groove and the eighth positioning groove.

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