CN114733971A

CN114733971A - Multichannel stamping, crimping and glue injection integrated production line for tinplate easy-open end

Info

Publication number: CN114733971A
Application number: CN202210663929.7A
Authority: CN
Inventors: 马典雄
Original assignee: Shantou Mingtai Yila Cover Co ltd
Current assignee: Shantou Mingtai Yila Cover Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-07-12
Anticipated expiration: 2042-06-14
Also published as: CN114733971B

Abstract

The invention discloses a multi-channel stamping, curling and glue injection integrated production line for a tinplate easy-open cover, relates to the technical field of easy-open cover production, and aims to solve the problems that only one cover body can be processed at one time in the using process, structural parts are mainly transported by virtue of a conveyor belt, and the processing efficiency is low. The mechanical arm grabbing mechanism is arranged above the conveying mechanism; the turnover seats are arranged on two sides of the conveying mechanism, and the lower ends of the turnover seats on two sides are provided with three-axis cylinders; the electric belt guide rails are arranged at the lower ends of the three-axis cylinders at two sides, and the sliding tables of the electric belt guide rails at two sides are fixedly connected with the lower end surfaces of the three-axis cylinders; a punching stage provided at a front end of the conveying mechanism; and the glue injection platform is arranged at the front end of the stamping platform, and second support frames are arranged below the glue injection platform and the stamping platform.

Description

Multi-channel stamping, crimping and glue injection integrated production line for easy-open tinplate cover

Technical Field

The invention relates to the technical field of easy-open end production, in particular to a multi-channel stamping, curling and glue injection integrated production line for a tinplate easy-open end.

Background

The easy-open lid is a lid which is pre-carved with a score line with a certain depth and is riveted with a pull ring, can be safely torn along the score line when being opened, is widely applied to various products such as cans, beverages and the like, is generally made of a tinplate material, and needs to be finished through working procedures such as stamping, curling, glue injection and the like when being processed.

If the application number is CN210996054U, the device comprises a rack, a front section conveying belt, a rear section conveying belt, a multi-die stamping device, a circular edge machine, a cover turnover mechanism and a superposed cover glue injection device, wherein the cover turnover mechanism is provided with a turnover channel capable of turning a formed cover by 180 degrees; the front section conveying belt, the rear section conveying belt, the multi-die stamping device, the round edge machine, the cover body overturning mechanism and the overlapping glue injection device are all installed on the rack, the multi-die stamping device corresponds to the front end of the front section conveying belt, the rear end of the front section conveying belt corresponds to a cover inlet of the round edge machine, a cover outlet of the round edge machine corresponds to an inlet of a turning channel, an outlet of the turning channel corresponds to the front end of the rear section conveying belt, and the rear end of the rear section conveying belt corresponds to the overlapping glue injection device.

Above-mentioned device is at the in-process that uses, once only can process a lid, and the structure mainly relies on the conveyer belt to transport, and machining efficiency is low.

Therefore, a multi-channel stamping, hemming and glue injection integrated production line for the easy-open tin cover is provided so as to solve the problems.

Disclosure of Invention

The invention aims to provide a multi-channel stamping, curling and glue injection integrated production line for easy-open tinplate caps, which aims to solve the problems that only one cap body can be processed at a time, structural members are mainly transported by a conveyor belt, and the processing efficiency is low in the using process of the production line in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a multi-channel stamping, crimping and glue injection integrated production line for a tinplate easy-open cover comprises a conveying mechanism, wherein the conveying mechanism comprises a first conveying belt and a second conveying belt, one end of the first conveying belt is in transmission connection with one end of the second conveying belt through a driving shaft, the other end of the first conveying belt is in transmission connection with the other end of the second conveying belt through a driven shaft, a first stepping motor is installed on the outer wall of one end of the first conveying belt, the output end of the first stepping motor is in transmission connection with the driving shaft, and a first supporting frame is installed below the first conveying belt and the second conveying belt; further comprising: the mechanical arm grabbing mechanism is arranged above the conveying mechanism; the turnover seats are arranged on two sides of the conveying mechanism, and the lower ends of the turnover seats on two sides are provided with three-axis cylinders; the electric belt guide rails are arranged at the lower ends of the three-axis cylinders at two sides, and the sliding tables of the electric belt guide rails at two sides are fixedly connected with the lower end faces of the three-axis cylinders; a punching stage provided at a front end of the conveying mechanism; the glue injection platform is arranged at the front end of the stamping platform, and second support frames are arranged below the glue injection platform and the stamping platform; the third support frame, it sets up the outside of electronic belt guide rail, the loading board is installed to the upper end of third support frame, the pneumatic cylinder is installed to the upper end of loading board, the output of pneumatic cylinder runs through and extends to the lower extreme of loading board, and installs and press the seat.

Preferably, the surface of first conveyer belt and second conveyer belt all is provided with a plurality of silos of putting, and a plurality of silos of putting distribute between the equidistance.

Preferably, both sides the one end of electronic belt guide rail is connected through first synchronizing shaft transmission, both sides the other end of electronic belt guide rail is connected through second synchronizing shaft transmission, one side install second step motor on the outer wall of electronic belt guide rail one end, and the output and the second synchronizing shaft transmission of second step motor are connected.

Preferably, the mechanical arm grabbing mechanism comprises a center seat, a positioning frame, two first clamping plates, two second clamping plates, a servo motor and a hydraulic telescopic rod, wherein the positioning frame is arranged outside the center seat and is connected with the front end and the rear end of the center seat in a welding manner, the first clamping plates are arranged on two sides of the center seat, one side of each first clamping plate extends into the center seat, two sides of each first clamping plate are respectively provided with a rack at the rear end of the corresponding first clamping plate, the racks are respectively provided with two racks, a limiting block is arranged at one end of each rack, two sides of each first clamping plate are respectively provided with a gear between adjacent racks, the gears are respectively provided with two gears, belt pulleys are respectively arranged at the upper ends of the gears, the servo motor is arranged at the upper end of the center seat, the output end of the servo motor penetrates through and extends into the center seat and is in transmission connection with the belt pulleys, the second splint sets up on the inner wall of positioning frame both sides, hydraulic telescoping rod sets up on the outer wall of positioning frame both sides, and hydraulic telescoping rod's output runs through and extends to positioning frame's inside, and is connected with the transmission of second splint.

Preferably, the inside of first splint and second splint all is provided with the arc wall, install the foam-rubber cushion on the inner wall of arc wall.

Preferably, the sliding blocks are installed on two sides of the second clamping plate, sliding grooves are formed in the joints of the sliding blocks and the positioning frame, and the sliding grooves and the positioning frame are integrally formed.

Preferably, both sides hydraulic telescoping rod's one end all runs through and extends to the inside of upset seat, one side driven fluted disc is installed to hydraulic telescoping rod's one end, one side install third step motor on the outer wall of upset seat, the output of third step motor runs through and extends to the inside of upset seat, and installs driving fluted disc, the output of third step motor is connected with driven fluted disc transmission through driving fluted disc, the opposite side the bearing is installed to hydraulic telescoping rod's one end and the junction of upset seat.

Preferably, the upper surface of the punching platform is provided with eight lower die grooves, the lower die grooves are internally provided with a hemming forming convex ring, the inner wall of the lower die groove is provided with a plurality of suction holes, and the punching platform is internally provided with a vacuum pumping cavity.

Preferably, all install supplementary telescopic link all around on pressing the seat upper surface, supplementary telescopic link is provided with four, and four supplementary telescopic link's one end all is connected with the bottom surface of loading board, the lower surface of pressing the seat on is provided with the punching press head, and the punching press head is provided with eight, the lower extreme of punching press head is provided with the terrace die, the spacing mill of turn-up is installed to the periphery of terrace die, the spacing mill of turn-up passes through screw and punching press head threaded connection, the inside of punching press head is provided with the vacuum cavity, be provided with a plurality of micropore runners on the terrace die, and the micropore runner is linked together with the vacuum cavity, it connects to install the evacuation on one side of pressing the seat.

Preferably, the last surface mounting of notes gluey platform has annular injecting glue head, and annular injecting glue head is provided with eight, eight the inside of annular injecting glue head all is provided with the runner, the internally mounted of notes gluey platform has the shunt tubes, and the shunt tubes is linked together with the runner in the eight annular injecting glue heads, the pumping joint is installed to the lower extreme of shunt tubes, install electric heating pipe on the outer wall of shunt tubes.

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

1. according to the invention, the mechanical arm grabbing mechanism is arranged and consists of two groups of first clamping plates and second clamping plates, the first clamping plates and the second clamping plates are respectively driven by the servo motor and the hydraulic telescopic rod to realize closing and unfolding, and four arc-shaped grooves matched with the sizes of materials are respectively arranged in the two groups of first clamping plates and the two groups of second clamping plates, so that eight groups of materials can be clamped simultaneously;

2. by adopting the mechanical arm grabbing mechanism as a main rotating object, the stamping curling, glue injection and overturning blanking of the tinplate are independently completed by the single mechanical arm grabbing mechanism, so that the length of a production line is greatly reduced;

3. through arranging the vacuum cavities in the punching platform and the upper pressing seat, during punching processing, the hydraulic cylinder can drive the upper pressing seat to move downwards, eight materials are respectively pressed by eight groups of punching heads at the lower end of the upper pressing seat, punching hemming formation of the eight materials is simultaneously completed, when the punching heads punch for the first time, the punching platform is externally connected with a vacuum pump, so that the internal vacuum cavity generates vacuum suction, the materials are adsorbed by the suction holes in the lower die groove, then the punching heads continue to reciprocate to press the materials, the materials can be stably arranged in the lower die groove due to the adsorption effect of the materials, the forming is convenient, while the punching heads reciprocate, the hemming limit grinding disc at the edges of the hemming limit grinding disc can carry out burr grinding treatment on the hemming positions, after the punching is completed, the inner cavity of the upper pressing seat depends on the vacuumizing effect, so that the punching heads generate suction to adsorb the tinplate cover body, the demolding with the lower die groove is completed, and the subsequent grabbing of the mechanical arm is convenient to grab the mechanism, the whole set of stamping process realizes the integrated processing of press forming, hemming polishing and demoulding, and compared with the prior art, the efficiency is remarkably improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partial structural schematic diagram of the conveying mechanism of the invention.

Fig. 3 is a schematic structural diagram of the mechanical arm gripping mechanism of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the mechanical arm gripping mechanism of the present invention.

Fig. 5 is a schematic view of a partial structure of the stamping station of the present invention.

Fig. 6 is a schematic view of the upper pressing base connection structure of the present invention.

FIG. 7 is an enlarged view of the structure at A of the present invention.

Fig. 8 is a schematic view of the internal structure of the glue injection table of the present invention.

In the figure: 1. a conveying mechanism; 101. a first conveyor belt; 102. a second conveyor belt; 103. a driven shaft; 104. a drive shaft; 105. a first stepper motor; 106. a material placing groove; 2. a first support frame; 3. a mechanical arm grabbing mechanism; 301. a center seat; 302. a positioning frame; 303. a first splint; 304. a second splint; 305. an arc-shaped slot; 306. a sponge cushion; 307. a servo motor; 308. a hydraulic telescopic rod; 309. a rack; 310. a limiting block; 311. a gear; 312. a pulley; 313. a belt; 314. a slider; 315. a chute; 316. a driven fluted disc; 317. a bearing; 4. a turning seat; 5. a three-axis cylinder; 6. an electric belt guide rail; 7. a first synchronizing shaft; 8. a second synchronizing shaft; 9. a second stepping motor; 10. a punching stage; 11. a glue injection platform; 12. a second support frame; 13. a third support frame; 14. a carrier plate; 15. a hydraulic cylinder; 16. an upper pressing seat; 17. a third step motor; 18. a lower die cavity; 19. curling to form a convex ring; 20. sucking holes; 21. an auxiliary telescopic rod; 22. punching a head; 221. a male die; 222. a crimping limit grinding disc; 223. a screw; 224. a vacuum chamber; 225. a microporous flow channel; 23. an annular glue injection head; 24. a flow channel; 25. a shunt tube; 26. a pumping sub; 27. an electric heating tube; 28. and (6) vacuumizing the joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-8, an embodiment of the present invention: a multi-channel stamping, crimping and glue injection integrated production line for easy-open ends of tinplate comprises a conveying mechanism 1, wherein the conveying mechanism 1 comprises a first conveying belt 101 and a second conveying belt 102, one end of the first conveying belt 101 is in transmission connection with one end of the second conveying belt 102 through a driving shaft 104, the other end of the first conveying belt 101 is in transmission connection with the other end of the second conveying belt 102 through a driven shaft 103, a first stepping motor 105 is installed on the outer wall of one end of the first conveying belt 101, the output end of the first stepping motor 105 is in transmission connection with the driving shaft 104, and a first support frame 2 is installed below the first conveying belt 101 and the second conveying belt 102; further comprising: the mechanical arm grabbing mechanism 3 is arranged above the conveying mechanism 1; the overturning seats 4 are arranged on two sides of the conveying mechanism 1, and the lower ends of the overturning seats 4 on the two sides are provided with three-axis cylinders 5; the electric belt guide rails 6 are arranged at the lower ends of the three-axis cylinders 5 at the two sides, and the sliding tables of the electric belt guide rails 6 at the two sides are fixedly connected with the lower end faces of the three-axis cylinders 5; a punching stage 10 provided at the front end of the conveying mechanism 1; the glue injection platform 11 is arranged at the front end of the stamping platform 10, and second support frames 12 are arranged below the glue injection platform 11 and the stamping platform 10; the third support frame 13 is arranged outside the electric belt guide rail 6, the bearing plate 14 is installed at the upper end of the third support frame 13, the hydraulic cylinder 15 is installed at the upper end of the bearing plate 14, the output end of the hydraulic cylinder 15 penetrates through and extends to the lower end of the bearing plate 14, and the upper pressure seat 16 is installed.

Referring to fig. 2, a plurality of material placing grooves 106 are formed in the surfaces of the first conveying belt 101 and the second conveying belt 102, the material placing grooves 106 are distributed at equal intervals, the material placing grooves 106 in the first conveying belt 101 and the second conveying belt 102 can be used for stably placing tinplate materials, equidistant conveying of the tinplate materials is achieved, and positioning and grabbing of the mechanical arm grabbing mechanism 3 are facilitated.

Referring to fig. 1, one end of each of the electric belt guide rails 6 on the two sides is in transmission connection with a first synchronizing shaft 7, the other end of each of the electric belt guide rails 6 on the two sides is in transmission connection with a second synchronizing shaft 8, a second stepping motor 9 is installed on the outer wall of one end of each of the electric belt guide rails 6 on one side, the output end of each of the second stepping motors 9 is in transmission connection with the second synchronizing shaft 8, and the mechanical arm grabbing mechanism 3 moves back and forth through the electric belt guide rails 6 on the two sides to complete material transfer.

Referring to fig. 3 and 4, the robot arm grabbing mechanism 3 includes a center base 301, a positioning frame 302, a first clamp plate 303, a second clamp plate 304, a servo motor 307 and a hydraulic telescopic rod 308, the positioning frame 302 is installed outside the center base 301 and is welded to the front end and the rear end of the center base 301, the first clamp plate 303 is installed on two sides of the center base 301, one side of the first clamp plate 303 extends into the center base 301, two racks 309 are installed on the rear ends of the first clamp plates 303 on the two sides, two racks 309 are installed on the racks 309, a limit block 310 is installed at one end of each rack 309, a gear 311 is installed between adjacent racks 309 of the first clamp plates 303 on the two sides, two gears 311 are installed, a belt pulley 312 is installed at the upper ends of the two gears 311, the belt pulleys 312 are in transmission connection through a belt 313, the servo motor 307 is installed at the upper end of the center base 301, an output end of the servo motor 307 penetrates and extends into the center base 301, and be connected with belt pulley 312 transmission, second splint 304 sets up on the inner wall of positioning frame 302 both sides, hydraulic telescoping rod 308 sets up on the outer wall of positioning frame 302 both sides, hydraulic telescoping rod 308's output runs through and extends to positioning frame 302's inside, and be connected with second splint 304 transmission, the first splint 303 of center seat 301 both sides passes through the meshing transmission effect of rear end rack 309 with gear 311, realize stretching out and drawing back, and positioning frame 302 inboard two sets of second splint 304 then rely on hydraulic telescoping rod 308's telescopic effect to realize stretching out and drawing back, first splint 303 and second splint 304 synergism, can rely on the clamping-force effectively to snatch the raw materials.

Referring to fig. 3 and 4, the first clamping plate 303 and the second clamping plate 304 are both provided with an arc-shaped groove 305, the inner wall of the arc-shaped groove 305 is provided with a sponge pad 306, the size of the arc-shaped groove 305 in the first clamping plate 303 and the second clamping plate 304 is consistent with that of the tinplate, the sponge pad 306 on the inner wall is made of a flexible material, so that abrasion to the edge of the tinplate during clamping can be avoided, and after the tinplate is punched and curled, the sponge can fill up the contraction gap of the curled edge by elasticity, and can still be clamped.

Referring to fig. 4, the sliding blocks 314 are mounted on both sides of the second clamping plate 304, the sliding grooves 315 are disposed at the connection positions of the sliding blocks 314 and the positioning frame 302, and the sliding grooves 315 and the positioning frame 302 are integrally formed, so that the sliding blocks 314 on both sides of the second clamping plate 304 can slide with the sliding grooves 315 during extension and retraction, thereby playing a role of auxiliary guiding and improving the stability of the second clamping plate 304 during extension and retraction.

Referring to fig. 4, one end of each of the hydraulic telescopic rods 308 on the two sides penetrates through and extends into the overturning seat 4, one end of each of the hydraulic telescopic rods 308 on one side is provided with a driven fluted disc 316, the outer wall of each of the overturning seats 4 on one side is provided with a third stepping motor 17, the output end of each of the third stepping motors 17 penetrates through and extends into the overturning seat 4 and is provided with a driving fluted disc, the output end of each of the third stepping motors 17 is in transmission connection with the driven fluted disc 316 through the driving fluted disc, a bearing 317 is arranged at the connection between one end of each of the hydraulic telescopic rods 308 on the other side and the overturning seat 4, the output end of each of the third stepping motors 17 can drive the driven fluted disc 316 to rotate through the driving fluted disc, and the driven fluted disc 316 drives the hydraulic telescopic rods 308 and the whole mechanical arm grabbing mechanism 3 to overturn.

Referring to fig. 5, the upper surface of the stamping table 10 is provided with eight lower mold grooves 18, the lower mold grooves 18 are provided with eight hemming-forming convex rings 19, the inner wall of the lower mold groove 18 is provided with a plurality of suction holes 20, and the stamping table 10 is provided with a vacuum pumping chamber therein.

Referring to fig. 6 and 7, the periphery of the upper surface of the upper pressing base 16 is provided with four auxiliary telescopic rods 21, one end of each of the four auxiliary telescopic rods 21 is connected with the bottom surface of the bearing plate 14, the lower surface of the upper pressing base 16 is provided with eight stamping heads 22, the lower end of each stamping head 22 is provided with a male die 221, the periphery of each male die 221 is provided with a hemming limiting grinding disc 222, each hemming limiting grinding disc 222 is in threaded connection with the corresponding stamping head 22 through a screw 223, the stamping head 22 is internally provided with a vacuum cavity 224, the male die 221 is provided with a plurality of micropore flow channels 225, the micropore flow channels 225 are communicated with the vacuum cavity 224, one side of the upper pressing base 16 is provided with a vacuum pumping connector 28, and when the tinplate is subjected to stamping forming, the male die 221 and the hemming forming convex ring 19 are used to form a rim hemming structure through the pressing effect between the stamping head 22 on the upper pressing base 16 and the lower die groove 18, during the pressfitting, punching press head 22 is reciprocal to act on the lid many times, utilizes the spacing mill 222 of turn-up at edge to carry out deckle edge in step and polishes to the turn-up to after the punching press finishes, go up and press 16 inner chambers and can rely on the evacuation effect, make punching press head 22 have suction, adsorb and live tinplate lid, make things convenient for the drawing of patterns and get the material.

Referring to fig. 8, an annular glue injection head 23 is mounted on the upper surface of the glue injection table 11, eight annular glue injection heads 23 are arranged, flow passages 24 are arranged inside the eight annular glue injection heads 23, a shunt pipe 25 is mounted inside the glue injection table 11, the shunt pipe 25 is communicated with the flow passages 24 in the eight annular glue injection heads 23, a pumping connector 26 is mounted at the lower end of the shunt pipe 25, an electric heating pipe 27 is mounted on the outer wall of the shunt pipe 25, during gluing, the bottom surface of the tinplate cover body can be attached to the annular glue injection head 23 by a mechanical arm grabbing mechanism 3, glue can be injected into the flow passages 24 in the annular glue injection heads 23 along the shunt pipe 25 by a pumping machine, a circle of annular glue is coated on the edge of the bottom surface of the tinplate cover body, and the electric heating pipe 27 located on the outer wall of the shunt pipe 25 can heat internal residual materials by means of heating after processing, so that the glue can be conveniently discharged, and blocking can be avoided.

The working principle is as follows: one end of the production line is a conveying mechanism 1, the other end is connected with a blanking conveying line in a butt joint mode, when the production line is used, a tin plate material is conveyed to a material placing groove 106 of the conveying mechanism 1 through a manipulator, when eight groups of materials reach the edge of the conveying mechanism 1, the mechanical arm grabbing mechanism 3 is driven to respectively drive two groups of first clamping plates 303 and second clamping plates 304 to be closed through the transmission action of a servo motor 307 and a hydraulic telescopic rod 308, four arc-shaped grooves 305 matched with the material in size are formed in the two groups of first clamping plates 303 and second clamping plates 304, the eight groups of materials can be clamped simultaneously, after clamping is completed, the mechanical arm grabbing mechanism 3 is driven to move to the upper portion of a stamping table 10 through electric belt guide rails 6 below two sides of the mechanical arm grabbing mechanism 3, the mechanical arm grabbing mechanism 3 is driven to move downwards through a three-axis cylinder 5, the materials are located above a lower die groove 18, and then the servo motor 307 and the hydraulic telescopic rod 308 drive the first clamping plates 303 and the second clamping plates 304 to be unfolded, the materials fall into the lower die cavity 18, the hydraulic cylinder 15 drives to drive the upper press seat 16 to move downwards, eight materials are respectively pressed by eight groups of punching heads 22 at the lower end of the upper press seat 16, punching hemming formation of the eight materials is simultaneously completed, when the punching heads 22 perform punching for the first time, a vacuum pump is externally connected with the punching platform 10 to generate vacuum suction inside, the materials are adsorbed by utilizing the adsorption holes 20 in the lower die cavity 18, then the punching heads 22 continuously perform reciprocating pressing on the materials, the materials can be stably placed in the lower die cavity 18 due to the adsorption effect of the materials, the forming is convenient, the hemming limiting grinding disc 222 at the edge can perform rough edge polishing treatment on the hemming part while the punching heads 22 perform reciprocating movement, after the punching is completed, the inner cavity of the upper press seat 16 generates suction by virtue of the vacuumizing action to adsorb the tinplate cover body, the demolding of the tinplate cover body and the lower die cavity 18 is completed, at the moment, the mechanical arm grabbing mechanism 3 moves upwards under the action of the three-axis cylinder 5, and (3) grabbing the material again, translating the material to the position above the glue injection table 11, enabling the bottom surface of the material to be in contact with an annular glue injection head 23 on the glue injection table 11, injecting glue into a flow channel 24 inside the annular glue injection head 23 along a flow dividing pipe 25 by a pulp pumping machine during glue injection, coating a circle of annular glue on the edge of the bottom surface of the tinplate cover body, moving the mechanical arm grabbing mechanism 3 upwards under the action of a three-axis cylinder 5 after the glue injection is finished, driving the mechanical arm grabbing mechanism 3 and the internal material to turn by using a fluted disc driving belt, transferring the glue application surface upwards to a blanking conveying line, and continuing subsequent processing.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A multi-channel stamping, crimping and glue injection integrated production line for easy-open ends of tinplate comprises a conveying mechanism (1), wherein the conveying mechanism (1) comprises a first conveying belt (101) and a second conveying belt (102), one end of the first conveying belt (101) is in transmission connection with one end of the second conveying belt (102) through a driving shaft (104), the other end of the first conveying belt (101) is in transmission connection with the other end of the second conveying belt (102) through a driven shaft (103), a first stepping motor (105) is installed on the outer wall of one end of the first conveying belt (101), the output end of the first stepping motor (105) is in transmission connection with the driving shaft (104), and a first support frame (2) is installed below the first conveying belt (101) and the second conveying belt (102); the method is characterized in that: further comprising: a mechanical arm grabbing mechanism (3) arranged above the conveying mechanism (1); the turnover seats (4) are arranged on two sides of the conveying mechanism (1), and the lower ends of the turnover seats (4) on two sides are provided with three-axis cylinders (5); the electric belt guide rails (6) are arranged at the lower ends of the three-axis cylinders (5) at the two sides, and sliding tables of the electric belt guide rails (6) at the two sides are fixedly connected with the lower end faces of the three-axis cylinders (5); a punching stage (10) provided at the front end of the conveying mechanism (1); the glue injection platform (11) is arranged at the front end of the stamping platform (10), and second support frames (12) are arranged below the glue injection platform (11) and the stamping platform (10); third support frame (13), it sets up the outside of electronic belt guide (6), loading board (14) are installed to the upper end of third support frame (13), pneumatic cylinder (15) are installed to the upper end of loading board (14), the lower extreme of loading board (14) is run through and is extended to the output of pneumatic cylinder (15), and installs and press seat (16).

2. The multi-channel stamping, hemming and glue injection integrated production line of the easy-open tin top of the tinplate as claimed in claim 1, characterized in that: the surfaces of the first conveying belt (101) and the second conveying belt (102) are provided with a plurality of material placing grooves (106), and the material placing grooves (106) are distributed at equal intervals.

3. The multi-channel stamping, hemming and glue injection integrated production line of the easy-open tin top of the tinplate as claimed in claim 1, characterized in that: both sides the one end of electric belt guide rail (6) is connected, both sides through first synchronizing shaft (7) transmission the other end of electric belt guide rail (6) is connected, one side through second synchronizing shaft (8) transmission install second step motor (9) on the outer wall of electric belt guide rail (6) one end, and the output and the transmission of second synchronizing shaft (8) of second step motor (9) are connected.

4. The multichannel stamping, curling and glue injecting integrated production line for the easy-open tin cover according to claim 1, and is characterized in that: the mechanical arm grabbing mechanism (3) comprises a center seat (301), a positioning frame (302), a first clamping plate (303), a second clamping plate (304), a servo motor (307) and a hydraulic telescopic rod (308), wherein the positioning frame (302) is installed outside the center seat (301) and is welded with the front end and the rear end of the center seat (301), the first clamping plate (303) is arranged on two sides of the center seat (301), one side of the first clamping plate (303) extends into the center seat (301), racks (309) are installed on the rear end of the first clamping plate (303) on two sides, the racks (309) are arranged on two sides, a limiting block (310) is installed at one end of each rack (309), gears (311) are arranged between adjacent racks (309) of the first clamping plate (303), two gears (311) are arranged, and belt pulleys (312) are installed on the upper ends of the two gears (311), the utility model discloses a hydraulic telescopic rod, including belt pulley (313), servo motor (307), second splint (304), hydraulic telescopic rod (308), the output of hydraulic telescopic rod (308) runs through and extends to the inside of positioning frame (302), and is connected with belt pulley (312) transmission, and the output of hydraulic telescopic rod (308) runs through and extends to the inside of positioning frame (302), and is connected with second splint (304) transmission, and the upper end at center seat (301) is installed to servo motor (307), and the output of servo motor (307) runs through and extends to the inside of positioning frame (301) through the output of servo motor (308).

5. The multi-channel stamping, hemming and glue injection integrated production line of the easy-open tin top of the tinplate as claimed in claim 4, characterized in that: the inner parts of the first clamping plate (303) and the second clamping plate (304) are provided with arc-shaped grooves (305), and the inner walls of the arc-shaped grooves (305) are provided with sponge cushions (306).

6. The multi-channel stamping, hemming and glue injection integrated production line of the easy-open tin top of the tinplate as claimed in claim 4, characterized in that: the two sides of the second clamping plate (304) are provided with sliding blocks (314), the connecting positions of the sliding blocks (314) and the positioning frame (302) are provided with sliding grooves (315), and the sliding grooves (315) and the positioning frame (302) are integrally formed.

7. The multi-channel stamping, hemming and glue injection integrated production line of the easy-open tin top of the tinplate as claimed in claim 4, characterized in that: both sides the inside of upset seat (4), one side all run through and extend to the one end of hydraulic telescoping rod (308) driven fluted disc (316), one side install third step motor (17) on the outer wall of upset seat (4), the output of third step motor (17) runs through and extends to the inside of upset seat (4), and installs the initiative fluted disc, the output of third step motor (17) is connected with driven fluted disc (316) transmission through the initiative fluted disc, the opposite side bearing (317) are installed to the one end of hydraulic telescoping rod (308) and the junction of upset seat (4).

8. The multichannel stamping, curling and glue injecting integrated production line for the easy-open tin cover according to claim 1, and is characterized in that: the stamping die is characterized in that a lower die groove (18) is formed in the upper surface of the stamping platform (10), eight lower die grooves (18) are formed in the upper surface of the stamping platform, a hemming forming convex ring (19) is arranged inside the lower die groove (18), a plurality of suction holes (20) are formed in the inner wall of the lower die groove (18), and a vacuum pumping cavity is formed in the stamping platform (10).

9. The multi-channel stamping, hemming and glue injection integrated production line of the easy-open tin top of the tinplate as claimed in claim 1, characterized in that: the periphery of the upper surface of the upper pressure seat (16) is provided with four auxiliary telescopic rods (21), one end of each of the four auxiliary telescopic rods (21) is connected with the bottom surface of the bearing plate (14), the lower surface of the upper pressing seat (16) is provided with a punching head (22), eight stamping heads (22) are arranged, a male die (221) is arranged at the lower end of each stamping head (22), the periphery of the convex die (221) is provided with a crimping limit grinding disc (222), the crimping limit grinding disc (222) is in threaded connection with the punching head (22) through a screw (223), a vacuum cavity (224) is arranged inside the stamping head (22), a plurality of micropore runners (225) are arranged on the male die (221), and the micropore flow channel (225) is communicated with the vacuum cavity (224), and one side of the upper pressure seat (16) is provided with a vacuum-pumping joint (28).

10. The multi-channel stamping, hemming and glue injection integrated production line of the easy-open tin top of the tinplate as claimed in claim 1, characterized in that: the last surface mounting of injecting glue platform (11) has annular injecting glue head (23), and annular injecting glue head (23) is provided with eight, eight the inside of annular injecting glue head (23) all is provided with runner (24), the internally mounted of injecting glue platform (11) has shunt tubes (25), and shunt tubes (25) are linked together with runner (24) in eight annular injecting glue heads (23), pumping joint (26) are installed to the lower extreme of shunt tubes (25), install electric heating pipe (27) on the outer wall of shunt tubes (25).