An injection molding loading and unloading machine

Abstract

The present invention relates to the field of automated processing technology, and particularly relates to an injection molding loading and unloading machine, which includes an injection molding device, a round pin feeding device, a loading and unloading device, and a discharging device; a mold is provided in the injection molding device; the loading and unloading device includes a base, a moving mechanism, and a box body; the moving mechanism is arranged on the base; the moving mechanism is used to drive the box body to move between the round pin feeding device, the discharging device, and the injection molding device; a loading and unloading assembly is provided in the box body; the loading and unloading assembly includes a round pin suction assembly and a finished product suction assembly. The present invention realizes the automation of the loading and unloading of the injection molding machine by setting an injection molding device, a round pin feeding device, a loading and unloading device, and a discharging device.

Description

Technical Field

[0001] The present invention relates to the technical field of automated processing, and particularly relates to an injection molding loading and unloading machine. Background Art

[0002] The traditional process of a horizontal injection molding machine is to open the mold of the injection molding machine, manually place the round pins into the mold, and then after the worker leaves the mold station, the injection molding machine injects the product into a finished product. After successful injection molding, the mold is opened and the product is taken out manually. This traditional working method has low efficiency, high labor intensity, and the workers are prone to fatigue. At the same time, there are great safety hazards when the operator reaches into the mold. Summary of the Invention

[0003] The object of the present invention is to provide an injection molding loading and unloading machine to achieve the automation of loading and unloading of the injection molding machine for the above-mentioned deficiencies in the prior art.

[0004] The object of the present invention is achieved by the following technical solutions: an injection molding loading and unloading machine, comprising an injection molding device, a round pin feeding device, a loading and unloading device, and a discharging device; a mold is provided in the injection molding device; wherein the injection molding device, the round pin feeding device, the loading and unloading device, and the discharging device are all controlled by a PLC.

[0005] The round pin feeding device includes a machine body; a feeding mechanism, a pushing mechanism, a suction mechanism, and a transporting mechanism are provided on the machine body; the feeding mechanism is used to transport the round pins to the pushing mechanism; the pushing mechanism is used to push up the round pins; the suction mechanism is used to suck the pushed-up round pins; the transporting mechanism includes a carrier and a transporting component for driving the carrier to move; the carrier is provided with round pin holes; the suction mechanism is used to transport the round pins into the round pin holes of the carrier.

[0006] The loading and unloading device includes a base, a moving mechanism, and a box body; the moving mechanism is provided on the base; the moving mechanism is used to drive the box body to move between the round pin feeding device, the discharging device, and the injection molding device; a loading and unloading component is provided in the box body; the loading and unloading component includes a round pin suction component and a finished product suction component.

[0007] The present invention is further configured such that the pushing mechanism includes a column provided on the machine body, a pushing seat provided on the column, a pushing table slidably connected to the pushing seat, a pushing cylinder provided on the pushing seat, and a pushing block connected to the output end of the pushing cylinder; the pushing table is provided with a pushing groove for placing the round pins; the pushing seat is provided with a driving cylinder for driving the pushing table to move; the output end of the driving cylinder is connected to the pushing table; the feeding mechanism is used to transport the round pins to the pushing groove of the pushing table; the pushing block is used to push up the round pins in the pushing groove; the suction mechanism is used to suck the pushed-up round pins in the pushing groove.

[0008] The present invention is further configured such that the loading mechanism includes a vibrating bowl, a loading track, and a linear vibratory feeder, all of which are provided on the machine body; one end of the loading track is connected to the vibrating bowl; the other end of the loading track abuts against the ejector table; and the linear vibratory feeder is provided at the bottom of the loading track.

[0009] The present invention is further configured such that the suction mechanism includes a suction member, a horizontal movement assembly for driving the suction member to move in the horizontal direction, and a vertical movement assembly for driving the suction member to move in the vertical direction;

[0010] The vertical movement assembly includes a suction seat, a suction slider slidably connected to the suction seat, and a suction cylinder provided on the suction seat; the output end of the suction cylinder is connected to the suction slider; and the suction member is provided on the suction slider;

[0011] The horizontal movement assembly includes a bracket provided on the machine body, a suction motor provided on the bracket, a suction lead screw rotatably connected to the bracket, and a suction nut sleeved on the suction lead screw; the output end of the suction motor is connected to the suction lead screw; and the suction seat is provided on the suction nut.

[0012] The present invention is further configured such that the transportation assembly includes a transportation seat provided on the machine body, a transportation motor provided on the transportation seat, a transportation lead screw rotatably connected to the transportation seat, and a transportation nut sleeved on the transportation lead screw; the output end of the transportation motor is connected to the transportation lead screw; and the carrier is provided on the suction nut;

[0013] The transportation seat is provided with a limit inductor;

[0014] The carrier is provided with a vacuum suction nozzle at the bottom of the round pin hole.

[0015] The present invention is further configured such that the round pin assembly includes a round pin cylinder provided in the box body and a round pin suction attachment connected to the output end of the round pin cylinder; the finished product suction assembly includes a finished product cylinder provided in the box body and a finished product suction attachment connected to the output end of the finished product cylinder; and the box body is provided with a through hole for the round pin suction attachment and the finished product suction attachment to extend out.

[0016] The present invention is further configured such that the moving mechanism is a six-axis robot; the six-axis robot is provided on the base; and the output end of the six-axis robot is connected to the box body.

[0017] The present invention is further configured such that the box body includes a bottom plate and a cover plate connected to the bottom plate; the finished product cylinder and the round pin cylinder are both provided between the bottom plate and the cover plate; the through hole is provided on the bottom plate;

[0018] One end of the bottom plate away from the cover plate is provided with a positioning pin; and the mold is provided with two positioning grooves for cooperating with the positioning pin;

[0019] There are two first vacuum suction holes on the round pin suction attachment;

[0020] The finished product suction attachment is provided with a placement groove for placing the finished product; a plurality of second vacuum suction holes are arranged in the placement groove;

[0021] There are a plurality of air holes on the cover plate;

[0022] The number of the loading and unloading assemblies is four; the loading and unloading assemblies are respectively arranged at the four corners of the box body; in each loading and unloading assembly, the finished product suction assembly is arranged at the bottom of the round pin suction assembly.

[0023] The present invention is further arranged such that mold cavities are provided at the four corners of the mold; round pin insertion holes for placing round pins are arranged in the mold cavities;

[0024] The number of the injection molding devices is two; the two injection molding devices are respectively arranged on both sides of the round pin feeding device.

[0025] The present invention is further arranged such that the discharging device includes a fixing frame, a discharging motor arranged on the fixing frame, a driving wheel rotatably connected to the fixing frame, a driven wheel rotatably connected to the fixing frame, and a belt sleeved between the driving wheel and the driven wheel; the discharging motor is used to drive the driving wheel to rotate;

[0026] There is a partition plate on the belt;

[0027] The number of the discharging devices is two, and the two discharging devices are respectively arranged on both sides of the round pin feeding device.

[0028] The beneficial effects of the present invention: By arranging the injection molding device, the round pin feeding device, the loading and unloading device and the discharging device, the automation of the loading and unloading of the injection molding machine is realized. Description of the Drawings

[0029] The invention is further described with reference to the accompanying drawings, but the embodiments in the drawings do not constitute any limitation to the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to the following drawings without creative efforts.

[0030] Figure 1 is a schematic structural diagram of the present invention;

[0031] Figure 2 is a schematic structural diagram of the round pin feeding device of the present invention;

[0032] Figure 3 is a schematic structural diagram of the round pin feeding device from another perspective of the present invention;

[0033] Figure 4 is a schematic structural diagram of the transportation mechanism of the present invention;

[0034] Figure 5 is Figure 2 a partial enlarged view of part A in

[0035] Figure 6 is Figure 3 a partial enlarged view of part B in

[0036] Figure 7 a schematic structural view of the loading and unloading device of the present invention;

[0037] Figure 8 a schematic structural view of the box body of the present invention;

[0038] Figure 9 a schematic structural view of the box body of the present invention from another perspective;

[0039] Figure 10 a schematic structural view of the box body of the present invention after hiding the cover plate;

[0040] Figure 11 is Figure 8 a partial enlarged view of part C in

[0041] Figure 12 a schematic structural view of the discharging device of the present invention;

[0042] Figure 13 a schematic structural view of the mold of the present invention;

[0043] Wherein: 1 - injection molding device;

[0044] 2 - mold; 21 - mold cavity; 22 - round pin jack; 23 - positioning groove;

[0045] 3 - fixing frame; 31 - discharging motor; 32 - driving wheel; 33 - driven wheel; 34 - belt; 35 - partition plate;

[0046] 41 - fuselage; 42 - column; 421 - ejector seat; 422 - ejector table; 423 - ejector cylinder; 424 - ejector block; 425 - ejector groove; 426 - driving cylinder; 43 - carrier; 431 - round pin hole; 441 - vibrating disk; 442 - feeding track; 443 - linear vibrating feeder; 45 - suction member; 451 - suction seat; 452 - suction slider; 453 - suction cylinder; 454 - bracket; 455 - suction motor; 456 - suction lead screw; 457 - suction nut; 46 - transportation seat; 461 - transportation motor; 462 - transportation lead screw; 463 - transportation nut; 464 - limit inductor;

[0047] 51 - Base; 52 - Six - axis machine; 53 - Box body; 531 - Bottom plate; 532 - Cover plate; 533 - Perforation; 534 - Vent hole; 541 - Round pin cylinder; 542 - Round pin suction attachment; 543 - First vacuum suction hole; 551 - Finished product cylinder; 552 - Finished product suction attachment; 553 - Placing groove; 554 - Second vacuum suction hole; 56 - Positioning pin. Detailed implementation mode

[0048] The present invention will be further described in conjunction with the following embodiments.

[0049] It can be seen from Figures 1 to 13 that an injection molding loading and unloading machine described in this embodiment includes an injection molding device 1, a round pin feeding device, a loading and unloading device, and a discharging device; a mold 2 is provided in the injection molding device 1;

[0050] The round pin feeding device includes a machine body 41; a feeding mechanism, a top - feeding mechanism, a suction mechanism, and a transportation mechanism are provided on the machine body 41; the feeding mechanism is used to transfer round pins to the top - feeding mechanism; the top - feeding mechanism is used to jack up the round pins; the suction mechanism is used to suck the jacked - up round pins; the transportation mechanism includes a carrier 43 and a transportation component for driving the carrier 43 to move; the carrier 43 is provided with a round pin cavity 431; the suction mechanism is used to transfer the round pins to the round pin cavity 431 of the carrier 43;

[0051] The loading and unloading device includes a base 51, a moving mechanism, and a box body 53; the moving mechanism is arranged on the base 51; the moving mechanism is used to drive the box body 53 to move between the round pin feeding device, the discharging device, and the injection molding device 1; a loading and unloading component is arranged in the box body 53; the loading and unloading component includes a round pin suction component and a finished product suction component. For an injection molding loading and unloading machine according to this embodiment, the ejecting mechanism includes a column 42 arranged on the machine body 41, an ejecting seat 421 arranged on the column 42, an ejecting table 422 slidably connected to the ejecting seat 421, an ejecting cylinder 423 arranged on the ejecting seat 421, and an ejecting block 424 connected to the output end of the ejecting cylinder 423; the ejecting table 422 is provided with an ejecting groove 425 for placing round pins; the ejecting seat 421 is provided with a driving cylinder 426 for driving the ejecting table 422 to move; the output end of the driving cylinder 426 is connected to the ejecting table 422; the feeding mechanism is used to transfer round pins to the ejecting groove 425 of the ejecting table 422; the ejecting block 424 is used to eject the round pins in the ejecting groove 425; the suction mechanism is used to suck the round pins ejected in the ejecting groove 425. For an injection molding loading and unloading machine according to this embodiment, the round pin component includes a round pin cylinder 541 arranged in the box body 53 and a round pin suction attachment 542 connected to the output end of the round pin cylinder 541; the finished product suction component includes a finished product cylinder 551 arranged in the box body 53 and a finished product suction attachment 552 connected to the output end of the finished product cylinder 551; the box body 53 is provided with a through hole 533 for the round pin suction attachment 542 and the finished product suction attachment 552 to extend out.

[0052] Specifically, for the injection molding loading and unloading machine described in this embodiment, first, the injection molding device 1 arranges and sorts the round pins. Specifically, all the round pins are placed in the feeding mechanism. The feeding mechanism transports the round pins to the feeding groove 425 of the ejector table 422. Then, the driving cylinder 426 works to move the ejector table 422 on the ejector seat 421, so that the feeding groove 425 moves to directly above the ejector table 422. Then, the ejector cylinder 423 works to drive the ejector block 424 to rise, thus ejecting the round pins in the feeding groove 425. The suction mechanism sucks the ejected round pins and places them in the round pin holes 431 of the carrier 43. Then, the transportation component moves the carrier 43 to the pending station for the loading and unloading device to grab, thus completing the sorting, arranging, and feeding of the round pins. Among them, the feeding mechanism, the ejector mechanism, the suction mechanism, and the transportation mechanism are all controlled by the PLC. Next, the moving mechanism drives the box body 53 to move to the carrier 43 with round pins placed at the pending station. Then, the round pin cylinder 541 drives the round pin suction attachment 542 to extend from the perforation 533 and suck the round pins in the round pin holes 431. Then, the round pin cylinder 541 drives the round pin suction attachment 542 to reset. Next, the moving mechanism drives the box body 53 to move into the injection molding machine and move to the mold 2 in the injection molding machine. After aligning the finished product suction attachment 552 with the finished product in the mold cavity 21 of the mold 2, the finished product cylinder 551 drives the round pin suction attachment 542 to extend from the perforation 533 and suck the finished product in the mold 2. Then, the finished product cylinder 551 drives the finished product suction attachment 552 to reset. Next, the moving mechanism drives the box body 53 to move downward, so that the round pin suction attachment 542 is aligned with the round pin insertion hole 22 of the mold 2 in the injection molding machine. Then, the round pin cylinder 541 drives the round pin suction attachment 542 to extend from the perforation 533 and insert the round pin into the round pin insertion hole 22 of the mold 2, waiting for the next injection molding. Finally, the round pin cylinder 541 resets and the moving mechanism drives the box body 53 to withdraw from the injection molding machine, and the moving mechanism moves the box body 53 to the discharging device for discharging, completing a complete cycle, thus realizing the automation of the injection molding machine's loading and unloading. Among them, the moving mechanism, the round pin cylinder 541, and the finished product cylinder 551 are all controlled by the PLC.

[0053] For the injection molding loading and unloading machine described in this embodiment, the feeding mechanism includes a vibrating disk 441, a feeding track 442, and a linear vibrating feeder 443, all of which are arranged on the machine body 41. One end of the feeding track 442 is connected to the vibrating disk 441. The other end of the feeding track 442 abuts against the ejector table 422. The linear vibrating feeder 443 is arranged at the bottom of the feeding track 442.

[0054] Specifically, for the injection molding loading and unloading machine described in this embodiment, first, all the round pins are placed in the vibrating disk 441. The round pins in the vibrating disk 441 are moved to the feeding groove 425 of the ejector table 422 through the linear vibrating feeder 443 via the feeding track 442, thus realizing automatic feeding.

[0055] An injection molding loading and unloading machine according to this embodiment, the suction mechanism includes a suction member 45, a horizontal movement assembly for driving the suction member 45 to move in the horizontal direction, and a vertical movement assembly for driving the suction member 45 to move in the vertical direction; the vertical movement assembly includes a suction base 451, a suction slider 452 slidably connected to the suction base 451, and a suction cylinder 453 provided on the suction base 451; the output end of the suction cylinder 453 is connected to the suction slider 452; the suction member 45 is provided on the suction slider 452; the horizontal movement assembly includes a bracket 454 provided on the machine body 41, a suction motor 455 provided on the bracket 454, a suction lead screw 456 rotatably connected to the bracket 454, and a suction nut 457 sleeved on the suction lead screw 456; the output end of the suction motor 455 is connected to the suction lead screw 456; the suction base 451 is provided on the suction nut 457.

[0056] Specifically, for the injection molding loading and unloading machine according to this embodiment, the suction member 45 is an existing suction element and can be vacuum suction. When the ejector cylinder 423 drives the ejector block 424 to rise, thus ejecting the round pin in the ejector groove 425, then the suction motor 455 works, and through the suction lead screw 456 and the suction nut 457, the suction base 451 and the suction member 45 are moved above the ejector groove 425. Then the suction cylinder 453 works, driving the suction slider 452 and the suction member 45 to descend so that the suction member 45 sucks the round pin ejected in the ejector groove 425. Then, through the horizontal movement assembly and the vertical movement assembly, the round pin is moved to the round pin hole 431 of the carrier 43, thus completing the automation of the suction mechanism.

[0057] An injection molding loading and unloading machine according to this embodiment, the transportation assembly includes a transportation base 46 provided on the machine body 41, a transportation motor 461 provided on the transportation base 46, a transportation lead screw 462 rotatably connected to the transportation base 46, and a transportation nut 463 sleeved on the transportation lead screw 462; the output end of the transportation motor 461 is connected to the transportation lead screw 462; the carrier 43 is provided on the suction nut 457; specifically, when the round pin holes 431 of the carrier 43 are filled with round pins, the transportation motor 461 works, and through the transportation lead screw 462 and the transportation nut 463, the carrier 43 is driven to move to the pending station to be grabbed by the loading and unloading device, thus completing the sorting and feeding of the round pins.

[0058] The transportation base 46 is provided with a limit inductor 464; the above setting can prevent the carrier 43 from falling off the transportation base 46.

[0059] The carrier 43 is provided with a vacuum suction nozzle at the bottom of the round pin hole 431. The above setting can stabilize the position of the round pin in the round pin hole 431.

[0060] An injection molding loading and unloading machine according to this embodiment has four groups of round pin holes 431, which are respectively arranged at the four corners of the carrier 43. The suction mechanism cooperates with the transportation component to move the carrier 43. After grasping four round pins and placing them in the round pin holes 431 respectively, the transportation component moves the carrier 43 to the pending station for the loading and unloading device to grasp, thus completing one cycle of the round pin feeding device. In addition, for the injection molding loading and unloading machine of this embodiment, the number of the loading and unloading components is also four; the loading and unloading components are respectively arranged at the four corners of the box body 53; in each loading and unloading component, the finished product suction component is arranged at the bottom of the round pin suction component. And there are mold cavities 21 at the four corners of the mold 2; there are round pin insertion holes 22 for placing round pins in the mold cavities 21.

[0061] Through the above settings, the number of round pin holes 431 is four groups, the number of loading and unloading components is four, and the number of mold cavities 21 is also four, enabling the injection molding loading and unloading machine of this embodiment to process four products simultaneously, thus greatly improving the work efficiency.

[0062] An injection molding loading and unloading machine according to this embodiment has a six-axis robot 52 as the moving mechanism; the six-axis robot 52 is arranged on the base 51; the output end of the six-axis robot 52 is connected to the box body 53. By setting the six-axis robot 52, multi-directional changes of the box body 53 can be achieved.

[0063] An injection molding loading and unloading machine according to this embodiment, the box body 53 includes a bottom plate 531 and a cover plate 532 connected to the bottom plate 531; the finished product cylinder 551 and the round pin cylinder 541 are both arranged between the bottom plate 531 and the cover plate 532; the through hole 533 is arranged on the bottom plate 531; specifically, the above settings can protect the finished product cylinder 551 and the round pin cylinder 541.

[0064] A positioning pin 56 is arranged at one end of the bottom plate 531 away from the cover plate 532; the mold 2 is provided with two positioning grooves 23 that cooperate with the positioning pin 56; the positioning function is realized through the cooperation of the positioning pin 56 and the positioning groove 23.

[0065] There are two first vacuum suction holes 543 on the round pin suction attachment 542; the above settings facilitate the suction of round pins and can suck two round pins at a time.

[0066] The finished product suction attachment 552 is provided with a placement groove 553 for placing the finished product; there are multiple second vacuum suction holes 554 in the placement groove 553; the above settings facilitate the suction of the finished product.

[0067] There are multiple ventilation holes 534 on the cover plate 532; the above settings facilitate the heat dissipation of the box body 53.

[0068] An injection molding loading and unloading machine according to this embodiment, wherein the number of the injection molding devices 1 is two; the two injection molding devices 1 are respectively arranged on both sides of the round pin feeding device. The above setting can improve the working efficiency.

[0069] An injection molding loading and unloading machine according to this embodiment, wherein the discharging device includes a fixed frame 3, a discharging motor 31 arranged on the fixed frame 3, a driving wheel 32 rotatably connected to the fixed frame 3, a driven wheel 33 rotatably connected to the fixed frame 3, and a belt 34 sleeved between the driving wheel 32 and the driven wheel 33; the discharging motor 31 is used to drive the driving wheel 32 to rotate;

[0070] A partition plate 35 is arranged on the belt 34;

[0071] The number of the discharging devices is two, and the two discharging devices are respectively arranged on both sides of the round pin feeding device. By providing two discharging devices and two injection molding devices 1, the working efficiency of the injection molding loading and unloading machine can be greatly improved.

[0072] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting the protection scope of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced without departing from the essence and scope of the technical solutions of the present invention.

Claims

1. An injection molding loading and unloading machine, characterized in that: It includes an injection molding device (1), a round pin feeding device, a loading and unloading device, and a discharging device; a mold (2) is provided inside the injection molding device (1); The round pin feeding device includes a machine body (41); a feeding mechanism, a pushing mechanism, a sucking mechanism, and a transporting mechanism are provided on the machine body (41); the feeding mechanism is used to transfer round pins to the pushing mechanism; the pushing mechanism is used to push up the round pins; the sucking mechanism is used to suck the pushed-up round pins; the transporting mechanism includes a carrier (43) and a transporting component for driving the carrier (43) to move; the carrier (43) is provided with a round pin cavity (431); the sucking mechanism is used to transfer the round pins into the round pin cavity (431) of the carrier (43); The loading and unloading device includes a base (51), a moving mechanism, and a box body (53); the moving mechanism is provided on the base (51); the moving mechanism is used to drive the box body (53) to move between the round pin feeding device, the discharging device, and the injection molding device (1); a loading and unloading component is provided inside the box body (53); the loading and unloading component includes a round pin sucking component and a finished product sucking component; The round pin component includes a round pin cylinder (541) provided inside the box body (53) and a round pin suction attachment (542) connected to the output end of the round pin cylinder (541); the finished product sucking component includes a finished product cylinder (551) provided inside the box body (53) and a finished product suction attachment (552) connected to the output end of the finished product cylinder (551); the box body (53) is provided with a perforation (533) for the round pin suction attachment (542) and the finished product suction attachment (552) to extend out; The pushing mechanism includes a column (42) provided on the machine body (41), a pushing seat (421) provided on the column (42), a pushing table (422) slidably connected to the pushing seat (421), a pushing cylinder (423) provided on the pushing seat (421), and a pushing block (424) connected to the output end of the pushing cylinder (423); the pushing table (422) is provided with a pushing groove (425) for placing round pins; the pushing seat (421) is provided with a driving cylinder (426) for driving the pushing table (422) to move; the output end of the driving cylinder (426) is connected to the pushing table (422); the feeding mechanism is used to transfer round pins to the pushing groove (425) of the pushing table (422); the pushing block (424) is used to push up the round pins in the pushing groove (425); the sucking mechanism is used to suck the pushed-up round pins in the pushing groove (425); When the injection molding loading and unloading machine is working, first, the injection molding device (1) arranges the round pins, places all the round pins in the feeding mechanism, and the feeding mechanism transports the round pins to the feeding groove (425) of the feeding table (422). Then, the driving cylinder (426) works to move the feeding table (422) on the feeding seat (421) so that the feeding groove (425) moves to directly above the feeding table (422). Then, the feeding cylinder (423) works to drive the feeding block (424) to rise, thus pushing up the round pins in the feeding groove (425). The suction mechanism sucks the pushed-up round pins and places them in the round pin holes (431) of the carrier (43). Then, the transportation component moves the carrier (43) to the pending station for the loading and unloading device to grab, thus completing the sorting and arranging of the round pins for feeding. Next, the moving mechanism drives the box body (53) to move to the carrier (43) with round pins placed at the pending station. Then, the round pin cylinder (541) drives the round pin suction attachment (542) to extend from the perforation (533) and suck the round pins in the round pin holes (431). Then, the round pin cylinder (541) drives the round pin suction attachment (542) to reset. Next, the moving mechanism drives the box body (53) to move into the injection molding machine and move to the mold (2) in the injection molding machine. After aligning the finished product suction attachment (552) with the finished product in the mold cavity (21) of the mold (2), the finished product cylinder (551) drives the round pin suction attachment (542) to extend from the perforation (533) and suck the finished product in the mold (2). Then, the finished product cylinder (551) drives the finished product suction attachment (552) to reset. Next, the moving mechanism drives the box body (53) to move downward so that the round pin suction attachment (542) is aligned with the round pin insertion hole (22) of the mold (2) in the injection molding machine. Then, the round pin cylinder (541) drives the round pin suction attachment (542) to extend from the perforation (533) and insert the round pin into the round pin insertion hole (22) of the mold (2), waiting for the next injection molding. Finally, the round pin cylinder (541) resets and the moving mechanism drives the box body (53) to withdraw from the injection molding machine, and the moving mechanism moves the box body (53) to the discharging device for discharging, completing a complete cycle. The box body (53) includes a bottom plate (531) and a cover plate (532) connected to the bottom plate (531); the finished product cylinder (551) and the round pin cylinder (541) are both arranged between the bottom plate (531) and the cover plate (532); the perforation (533) is arranged on the bottom plate (531). One end of the bottom plate (531) away from the cover plate (532) is provided with a positioning pin (56); the mold (2) is provided with two positioning grooves (23) that cooperate with the positioning pin (56). The round pin suction attachment (542) is provided with two first vacuum suction holes (543). The finished product suction attachment (552) is provided with a placement groove (553) for placing the finished product; a plurality of second vacuum suction holes (554) are arranged in the placement groove (553). The cover plate (532) is provided with a plurality of ventilation holes (534). The number of the loading and unloading components is four; the loading and unloading components are respectively arranged at the four corners of the box body (53); in each loading and unloading component, the finished product suction component is arranged at the bottom of the round pin suction component.

2. The injection molding loading and unloading machine according to claim 1, wherein: The loading mechanism includes a vibrating disk (441), a loading track (442) and a linear vibrating feeder (443) which are all arranged on the machine body (41); one end of the loading track (442) is connected to the vibrating disk (441); the other end of the loading track (442) abuts against the ejector table (422); the linear vibrating feeder (443) is arranged at the bottom of the loading track (442).

3. The injection molding loading and unloading machine according to claim 1, wherein: The suction mechanism includes a suction member (45), a horizontal movement component for driving the suction member (45) to move in the horizontal direction, and a vertical movement component for driving the suction member (45) to move in the vertical direction; The vertical movement component includes a suction seat (451), a suction slider (452) slidably connected to the suction seat (451), and a suction cylinder (453) arranged on the suction seat (451); the output end of the suction cylinder (453) is connected to the suction slider (452); the suction member (45) is arranged on the suction slider (452); The horizontal movement component includes a bracket (454) arranged on the machine body (41), a suction motor (455) arranged on the bracket (454), a suction lead screw (456) rotatably connected to the bracket (454), and a suction nut (457) sleeved on the suction lead screw (456); the output end of the suction motor (455) is connected to the suction lead screw (456); the suction seat (451) is arranged on the suction nut (457).

4. An injection molding loading and unloading machine according to claim 1, characterized in that: The transportation component includes a transportation seat (46) arranged on the machine body (41), a transportation motor (461) arranged on the transportation seat (46), a transportation lead screw (462) rotatably connected to the transportation seat (46), and a transportation nut (463) sleeved on the transportation lead screw (462); the output end of the transportation motor (461) is connected to the transportation lead screw (462); the carrier (43) is arranged on the suction nut (457); The transportation seat (46) is provided with a limit inductor (464); The carrier (43) is provided with a vacuum suction nozzle at the bottom of the round pin hole (431).

5. The injection molding loading and unloading machine according to claim 1, characterized in that: The moving mechanism is a six-axis robot (52); the six-axis robot (52) is arranged on the base (51); the output end of the six-axis robot (52) is connected to the box body (53).

6. The injection molding loading and unloading machine according to claim 1, characterized in that: The four corners of the mold (2) are all provided with mold cavities (21); the mold cavities (21) are provided with round pin insertion holes (22) for placing round pins; The number of the injection molding devices (1) is two; the two injection molding devices (1) are respectively arranged on both sides of the round pin feeding device.

7. An injection molding loading and unloading machine according to claim 1, characterized in that: The discharging device includes a fixing frame (3), a discharging motor (31) arranged on the fixing frame (3), a driving wheel (32) rotatably connected to the fixing frame (3), a driven wheel (33) rotatably connected to the fixing frame (3), and a belt (34) sleeved between the driving wheel (32) and the driven wheel (33); the discharging motor (31) is used for driving the driving wheel (32) to rotate; A partition plate (35) is provided on the belt (34); The number of the discharging devices is two, and the two discharging devices are respectively arranged on both sides of the round pin feeding device.

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