CN214608261U

CN214608261U - Automatic carrier tape packing machine with turning and variable pitch

Info

Publication number: CN214608261U
Application number: CN202023006076.5U
Authority: CN
Inventors: 谢永刚; 唐健林
Original assignee: Dongguan Shengxiang Precision Metal Co Ltd
Current assignee: Dongguan Shengxiang Precision Metal Co Ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-11-05
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a turnover variable-pitch automatic carrier tape packaging machine, which comprises a plurality of top cutting devices, wherein the top cutting devices are used for cutting products from the same material belt, and the top cutting devices are mutually aligned; the turnover devices are used for taking down the product from the top cutting devices and turning over the product, and the turnover devices are arranged on one sides of the top cutting devices in a one-to-one correspondence manner; the distance changing devices are used for adjusting the distance between the products and are arranged on the other sides of the overturning devices in a one-to-one correspondence manner; the carrier tape heat sealing devices are used for carrying out carrier tape packaging on products, and are arranged on the other sides of the variable pitch devices in a one-to-one correspondence manner; the cam transfer devices are used for transferring products among the turnover device, the pitch changing device and the carrier tape heat sealing device, and the cam transfer devices are arranged above the pitch changing devices in a one-to-one correspondence mode.

Description

Automatic carrier tape packing machine with turning and variable pitch

Technical Field

The utility model relates to an automation equipment field, in particular to upset displacement automatic carrier band packagine machine.

Background

In the production of electronic products, a large number of incoming materials are stamping parts of coil materials, and cutting, various detection and packaging are required to be realized. The traditional product is the bulk cargo that falls, is difficult to detect, needs carry the belt package through manual, and is inefficient, and the fragile product moreover, the quality is unreliable, is difficult to satisfy the needs of modern production. And the existing device usually has a carrier tape package corresponding to a strip of material tape, so that the efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an upset displacement automatic carrier band packagine machine, can realize that automatic blank gets the material packing and need not the manual work, and can carry out many material area packing simultaneously, the quality is reliable, efficient.

According to the utility model discloses upset displacement automatic carrier band packagine machine of first aspect embodiment, include:

the top cutting devices are aligned with each other and are used for cutting off products from the same strip;

the turnover device comprises a plurality of turnover devices, wherein the turnover devices are arranged on one sides of the top cutting devices in a one-to-one correspondence manner, each turnover device comprises a double-head suction nozzle group, a first driving device, a turnover frame and a second driving device, the double-head suction nozzle group is rotatably arranged at one end of the turnover frame and is positioned above the top cutting devices, the first driving device is arranged on the turnover frame, the output end of the first driving device is connected with the double-head suction nozzle group, the second driving device is used for driving the turnover frame to longitudinally reciprocate, and the turnover devices are used for taking down and turnover products from the top cutting devices;

the distance changing devices are arranged on the other sides of the overturning devices in a one-to-one correspondence mode and are used for adjusting the distance between products;

the carrier tape heat sealing devices are arranged on the other sides of the variable pitch devices in a one-to-one correspondence manner and are used for carrying and packaging products;

the cam shifting devices are arranged above the variable pitch devices in a one-to-one correspondence mode and are used for transferring products among the overturning devices, the variable pitch devices and the carrier tape heat sealing devices.

According to the utility model discloses upset displacement automatic carrier band packagine machine has following technological effect at least: the material belt passes through the top cutting device, the top cutting device cuts a plurality of products from the material belt, the overturning device absorbs the cut products from the top cutting device and overturns the products, the cam transfer device transfers the overturned products into the variable-pitch device, the variable-pitch device adjusts the space between the products, the cam transfer device transfers the products with the adjusted space into the carrier tape heat sealing device for packaging, the products are directly cut from the material belt and then are turned over and subjected to variable-pitch packaging, scattered parts do not need to be formed in advance, the quality of the products is guaranteed, the products are automatic from cutting to packaging, manual work is not needed, the probability of product damage is reduced, and the production efficiency is improved; the top cutting device, the overturning device, the pitch varying device, the cam transfer device and the carrier tape heat sealing device are provided with multiple groups along the opposite two sides of the material tape, so that the fact that one material tape corresponds to multiple carrier tapes to be packaged is achieved, and production efficiency is improved.

According to some embodiments of the present invention, there are two of the top cutting devices, the two top cutting devices being aligned with each other; the two turnover devices are respectively positioned at the opposite sides of the top cutting device; one side of each overturning device is provided with one pitch varying device, one side of each pitch varying device is provided with one carrier tape heat sealing packaging machine, and one cam transferring device is arranged above each pitch varying device; the overturning variable-pitch automatic carrier tape packaging machine is centrosymmetric.

According to some embodiments of the present invention, the top cutting device comprises a jig knife edge, a top cutting mounting frame, a third driving device and a top cutting punch; a material guide through groove is formed in the upper end face of the top cutting mounting frame, and the tool edge of the jig is arranged on the material guide through groove; the top cutting punch is arranged in the top cutting mounting frame and is in sliding connection with the top cutting mounting frame through a guide pillar and a guide sleeve, and the top cutting punch corresponds to the position of the tool edge of the jig; and the output end of the third driving device is connected with the top cutting punch through an eccentric wheel mechanism.

According to some embodiments of the present invention, the turnover device further comprises a turnover support base, and the turnover frame is slidably connected to the turnover support base through a slide rail slider; the double-end suction nozzle group comprises a suction nozzle mounting block and a plurality of suction nozzles, and the suction nozzles are equally divided into two groups and are respectively arranged at two opposite ends of the suction nozzle mounting block.

According to some embodiments of the present invention, the pitch varying device comprises a first profiling jig, a second profiling jig, a third profiling jig, a supporting block, a pitch varying block and a fourth driving device, the first profiling jig, the second profiling jig and the third profiling jig are movably arranged in the supporting block side by side, the pitch varying block is slidably arranged in the supporting block, and the fourth driving device is used for driving the pitch varying block to perform a transverse reciprocating motion; variable pitch piece interval is provided with fixed orifices, first bar hole and second bar hole, first profile modeling tool through the pin with first bar hole sliding connection, second profile modeling tool through the pin with second bar hole sliding connection, third profile modeling tool through the pin with the fixed orifices is connected.

The first profiling jig, the second profiling jig and the third profiling jig are the same, taking the first profiling jig as an example, the first profiling jig is L-shaped, a jig groove is formed at the first end of the first profiling jig, and a lug structure is arranged at the second end of the first profiling jig; first profile modeling tool, second profile modeling tool and third profile modeling tool set up side by side, and the spout has been seted up to the supporting shoe up end, is provided with the recess that corresponds with the lug structure in the supporting shoe, and recess and spout intercommunication, first profile modeling tool, second profile modeling tool and third profile modeling tool slide and set up in the spout of supporting shoe, and the equal gomphosis of second end of each profile modeling tool can follow the recess and slide in the recess. The variable-pitch block is arranged in the supporting block in a sliding mode, and one surface of the variable-pitch block is connected with the second end ends of the first copying jig, the second copying jig and the third copying jig; the variable pitch block is provided with a fixing hole, a first strip-shaped hole and a second strip-shaped hole, wherein the diameter of the fixing hole is the same as the width of the first strip-shaped hole and the width of the second strip-shaped hole, the diameter of the fixing hole is matched with the size of the pin, and the length of the first strip-shaped hole is larger than that of the second strip-shaped hole; the first profiling jig is connected with the first strip-shaped hole through a pin, the first profiling jig can slide relatively along the first strip-shaped hole, the second profiling jig is connected with the second strip-shaped hole through a pin, the second profiling jig can slide relatively along the second strip-shaped hole, and the third profiling jig is fixedly connected with the fixing hole through a pin; the fourth driving device is an air cylinder, and the output end of the fourth driving device is connected with one end of the variable pitch block and drives the variable pitch block to move transversely.

The pitch changing process is as follows: the fourth driving device drives the variable-pitch block to move, the third profiling jig moves along with the variable-pitch block at once, at the moment, the first profiling jig and the second profiling jig are kept still due to the fact that the first strip-shaped hole and the second strip-shaped hole are provided with certain lengths, and the third profiling jig changes the distance between the third profiling jig and the second profiling jig along with the movement of the variable-pitch block; when the pin of the second profiling jig slides from one end of the second strip-shaped hole to the other end, the second profiling jig also starts to move along with the movement of the variable-pitch block, at the moment, the second profiling jig and the third profiling jig finish the pitch change, the second profiling jig and the third profiling jig move along with the variable-pitch block together, and the first profiling jig keeps still; when the pin of the first profiling jig also moves from one end of the first strip-shaped hole to the other end, the distance change between the second profiling jig and the first profiling jig is completed; therefore, the first profiling jig, the second profiling jig and the third profiling jig finish distance changing mutually. Through the arrangement, the distance adjustment among three or more profiling fixtures can be realized through only one driving device, and the profiling fixture is efficient and accurate.

According to some embodiments of the present invention, the carrier tape heat sealing device comprises a carrier tape guide rail, a feeding mechanism, a heat sealing mechanism and a carrier tape pulling mechanism; the feeding mechanism is arranged above the carrier tape guide rail, and the heat sealing mechanism is arranged between the feeding mechanism and the carrier tape guide rail; the feeding mechanism comprises a feeding mounting frame, a material shaft, two material blocking plates and a plurality of material guide shafts, wherein one end of the material shaft is rotatably connected with the upper part of the mounting frame, the two material blocking plates are respectively arranged at two ends of the material shaft, and the plurality of material guide shafts are rotatably arranged on the mounting frame; the heat sealing mechanism comprises a fifth driving device, a heat sealing mounting plate, a heat insulation block and a heat sealing cutter assembly, the fifth driving device is used for driving the heat insulation block to move up and down, the heat sealing cutter assembly is connected with the bottom of the heat insulation block, the heat insulation block is movably arranged on the heat sealing mounting plate through a sliding rail and sliding block structure, and the heat sealing mounting plate is adjustably arranged in the feeding mounting frame; the carrier tape pulling mechanism is arranged at the discharge end of the carrier tape guide rail; the carrier band pulling mechanism comprises a carrier band pulling frame, a ratchet wheel, carrier band guide grooves and a sixth driving device, the two carrier band guide grooves are oppositely arranged on the upper end face of the carrier band pulling frame to form a guide groove for a carrier band to pass through, the ratchet wheel is arranged in the carrier band pulling frame, and the sixth driving device is used for driving the ratchet wheel to rotate to complete the pulling of the carrier band.

According to some embodiments of the present invention, the cam transferring device comprises a seventh driving device, a material taking mechanism, a swing arm, a guide mounting plate, a follower shaft, a first guide rail, a second guide rail and a double-sided slider group; the guide mounting plate is provided with an arched through groove; one end of the swing arm is movably connected with the guide mounting plate and is connected with the output end of the seventh driving device, and the other end of the swing arm is provided with a strip-shaped groove; one end of the follower shaft penetrates through the strip-shaped groove to be connected with the material taking mechanism, and the follower shaft is movably arranged in the arched through groove; the first guide rail is vertically arranged on one side of the material taking mechanism, the second guide rail is transversely arranged on the guide mounting plate, and the first guide rail and the second guide rail are both in sliding connection with the double-sided sliding block set.

According to some embodiments of the present invention, the roll-over pitch-variable automatic carrier tape packaging machine further comprises an AOI detection device, the AOI detection device being disposed between the pitch-variable device and the carrier tape heat-sealing device; the AOI detection device comprises a lens module, a lens mounting block, a lens supporting plate and a light-emitting module, wherein the lens mounting block is adjustably arranged on the lens supporting plate, and the lens module is connected with the lens mounting block through a first fine adjustment mounting seat; the light emitting module is arranged above the lens module and used for providing a light source required by product detection.

According to some embodiments of the present invention, the turning pitch-variable automatic carrier tape packaging machine further comprises a CCD detection device for detecting a product on the material belt before the material belt enters the top cutting device; the CCD detection device comprises a lens module, a detection supporting plate, a material belt guide rail, a light source module and a second fine adjustment mounting seat; the second fine-tuning mounting seat is adjustably arranged on the upper portion of the detection supporting plate, the light source module is arranged on the lower portion of the detection supporting plate, the material belt guide rail is arranged above the light source module, the lens module is connected with the second fine-tuning mounting seat, and the lens module is right opposite to the material belt guide rail.

According to some embodiments of the present invention, the turning pitch-variable automatic carrier tape packaging machine further comprises a stepping pulling device, the stepping pulling device is arranged at a discharging side of the top cutting device; the stepping material pulling device comprises a stepping material pulling frame, an eighth driving device, a ninth driving device, a rod lifting mechanism, a bottom roller and a pressure adjusting rod; the bottom rollers are rotatably arranged between the stepping material pulling frames, and the eighth driving device is used for driving the bottom rollers to rotate; the middle part of the rod lifting mechanism is movably connected with the inner walls of the two sides of the stepping drawing frame, the rod lifting mechanism is positioned above the bottom roller, the rod lifting mechanism is provided with a pair of pressing wheels, and the pressing wheels are abutted to the bottom roller; the ninth driving device is used for driving one end, located on the material feeding side of the stepping material pulling device, of the lifting rod mechanism to press downwards, and the pressure adjusting rod is adjustably arranged above one end, close to the pressing wheel, of the lifting rod mechanism and is abutted to the lifting rod mechanism through a spring.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic view of the whole machine of the turnover variable pitch automatic carrier tape packaging machine according to the embodiment of the present invention;

fig. 2 is a schematic view of a top cutting device of the turnover variable pitch automatic carrier tape packaging machine according to the embodiment of the present invention;

fig. 3 is a schematic view of an overturning device of an overturning variable-pitch automatic carrier tape packaging machine according to an embodiment of the present invention;

fig. 4 is an exploded view of a pitch changing device of the roll-over pitch changing automatic carrier tape packaging machine according to the embodiment of the present invention;

fig. 5 is a schematic view of a carrier tape heat sealing device of the inverted variable pitch automatic carrier tape packaging machine according to an embodiment of the present invention;

fig. 6 is a schematic view of a carrier tape pulling mechanism of a carrier tape heat sealing device of the turnover pitch-variable automatic carrier tape packaging machine according to the embodiment of the present invention;

fig. 7 is a schematic view of a cam transfer device of the roll-over pitch-variable automatic carrier tape packaging machine according to the embodiment of the present invention;

fig. 8 is a schematic view of an AOI detection device of an inverted variable pitch automatic carrier tape packaging machine according to an embodiment of the present invention;

fig. 9 is a schematic view of a CCD detecting device of the turnover variable pitch automatic carrier tape packaging machine according to the embodiment of the present invention;

fig. 10 is a schematic view of the discharge side of the stepping pulling device of the turnover pitch-variable automatic carrier tape packaging machine according to the embodiment of the present invention;

fig. 11 is a schematic view of a feeding side of a stepping pulling device of an automatic roll-over and pitch-changing carrier tape packaging machine according to an embodiment of the present invention.

Reference numerals: the top cutting device 100, the tool knife edge 110, the top cutting mounting frame 120, the material guiding through groove 121, the third driving device 130, the eccentric wheel mechanism 131, the top cutting punch 140, the turnover device 200, the double-head suction nozzle group 210, the first driving device 220, the turnover frame 230, the second driving device 240, the turnover support seat 250, the variable pitch device 300, the first profiling tool 310, the second profiling tool 320, the third profiling tool 330, the support block 340, the chamber 341, the variable pitch block 350, the fixing hole 351, the first strip-shaped hole 352, the second strip-shaped hole 353, the limit block 360, the fourth driving device 370, the carrier tape heat sealing device 400, the carrier tape guide rail 410, the movable clamp plate 411, the carrier tape groove 412, the feeding mechanism 420, the feeding mounting frame 421, the material shaft 422, the material stop plate 423, the material guide shaft 424, the heat sealing mechanism 430, the fifth driving device 431, the heat sealing mounting plate 432, the heat insulation block 433, the heat sealing knife assembly 434, the carrier tape pulling mechanism 440, the carrier tape pulling frame 441, the material pulling frame 441, A ratchet 442, a carrier tape guide slot 443, a sixth driving device 444, a cam transfer device 500, a seventh driving device 510, a material taking mechanism 520, a material taking adapter plate 521, a vacuum nozzle set 522, a nozzle connecting block 523, a swing arm 530, a guide mounting plate 540, an arched through slot 541, a follower shaft 550, a first guide rail 560, a second guide rail 570, a double-sided slider set 580, an AOI detection device 600, a lens module 610, a lens mounting block 620, a lens support plate 630, a light emitting module 640, a first fine adjustment mount 650, a CCD detection device 700, a lens module 710, a detection support plate 720, a material tape guide 730, a light source module 740, a second fine adjustment mount 750, a stepping pulling device 800, a stepping pulling frame 810, a lifting rod mechanism 820, a first long rod 821, a second long rod 822, a third long rod, a lifting side plate 824, a pressing wheel 825, a bottom roller 830, an eighth driving device 840, a ninth driving device 850, a pressure adjusting rod 860, a cam adjusting device, a lens module, a material guide plate 870, a material guide block 871, a material guide groove 8711, a smooth curved surface 872, a cam 880 and a handle 890.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The following describes an overturning variable pitch automatic carrier tape packaging machine according to an embodiment of the present invention with reference to the accompanying drawings.

As shown in fig. 1 and 3, the automatic carrier tape packaging machine with reversed pitch according to the embodiment of the present invention includes a top cutting device 100, a reversing device 200, a pitch varying device 300, a carrier tape heat sealing device 400, and a cam transfer device 500. The top cutting devices 100 are aligned with each other, and the top cutting devices 100 are used for cutting off products from the same strip; the turnover devices 200 are arranged on one side of the top cutting devices 100 in a one-to-one correspondence manner, each turnover device 200 comprises a double-head suction nozzle group 210, a first driving device 220, a turnover frame 230 and a second driving device 240, the double-head suction nozzle group 210 is rotatably arranged at one end of the turnover frame 230 and is positioned above the top cutting device 100, the first driving device 220 is arranged on the turnover frame 230, the output end of the first driving device 220 is connected with the double-head suction nozzle group 210, the second driving device 240 is used for driving the turnover frame 230 to do longitudinal reciprocating motion, and the turnover device 200 is used for taking down and turning over a product from the top cutting device 100; the pitch-changing devices 300 are arranged on the other sides of the turnover devices 200 in a one-to-one correspondence manner, and the pitch-changing devices 300 are used for adjusting the space between products; the carrier tape heat-sealing devices 400 are arranged on the other sides of the variable pitch devices 300 in a one-to-one correspondence manner, and the carrier tape heat-sealing devices 400 are used for carrying out product carrier tape packaging; the cam transfer devices 500 are arranged above the pitch-variable devices 300 in a one-to-one correspondence manner, and the cam transfer devices 500 are used for transferring the products among the turnover device 200, the pitch-variable devices 300 and the carrier tape heat-sealing device 400.

As shown in fig. 1, the material belt passes through the top cutting device 100, the turning device 200 is disposed at one side of the top cutting device 100, and the double-head suction nozzle group 210 of the turning device 200 is located above the turning device 200; the pitch-variable device 300 is arranged at the other side of the top cutting device 100, the position of the pitch-variable device 300 corresponds to the position of the double-head suction nozzle group 210, the carrier tape heat-sealing device 400 is arranged at one side of the pitch-variable device 300 far away from the top cutting device 100, and the feeding position of the carrier tape heat-sealing device 400 corresponds to the position of the pitch-variable device 300; the cam transfer device 500 and the pitch-variable device 300 are located on the same side of the top-cutting device 100, and the material taking and placing part of the cam transfer device 500 reciprocates above the feeding positions of the pitch-variable device 300, the turnover device 200 and the carrier tape heat-sealing device 400. The working process is as follows: the second driving device 240 of the flipping device 200 drives the dual-head nozzle set 210 to descend to suck a group of products on the material belt, the top cutting device 100 cuts the sucked products, the second driving device 240 drives the dual-head nozzle set 210 to ascend, the first driving device 220 drives the dual-head nozzle set 210 to flip 180 degrees, so that one end of the products sucked by the dual-head nozzle set 210 faces upwards, the cam transferring device 500 removes the products on the dual-head nozzle set 210 and does not transfer the products to the variable pitch device 300, the variable pitch device 300 adjusts the space between the products, the cam transferring device 500 transfers a group of product carrier tapes with the varied pitch to the carrier tape of the heat sealing device 400, and the carrier tape heat sealing device 400 packages the products in the carrier tape.

According to the utility model discloses automatic carrier band packagine machine of upset displacement, the material area passes from top cutting device 100, top cutting device 100 cuts down a plurality of products from the material area, turning device 200 absorbs the product that is cut down and overturns from top cutting device 100, cam moves and carries device 500 and shifts the product after the upset to displacement device 300, displacement device 300 adjusts the interval between the product, cam moves and carries device 500 and shifts the product after adjusting the interval to carry out the packing in carrying band sealing device 400 again, the product directly cuts down from the material area and just begins to overturn the displacement packing, need not to form scattered piece in advance, guarantee the quality of product, and the product is automatic from cutting down to packing, need not the manual work, the impaired probability of product has been reduced, production efficiency has been promoted; the top cutting device 100, the turnover device 200, the pitch changing device 300, the cam transfer device 500 and the carrier tape heat sealing device 400 are provided with a plurality of groups along the opposite two sides of the material tape, so that one material tape is packaged corresponding to a plurality of carrier tapes, and the production efficiency is improved.

In some embodiments of the present invention, two top cutting devices 100 are provided, and the two top cutting devices 100 are aligned with each other; a turnover device 200 is arranged above each top cutting device 100, and the two turnover devices 200 are respectively positioned at the opposite sides of the top cutting device 100; one side of each overturning device 200 is provided with a pitch varying device 300, one side of each pitch varying device 300 is provided with a carrier tape heat sealing packaging machine, and a cam transferring device 500 is arranged above each pitch varying device 300; the automatic turning distance-changing carrier tape packaging machine is in central symmetry.

As shown in fig. 1, two sides of the product tape are respectively used as a first side and a second side. One turning device 200, one pitch changing device 300 and one carrier tape heat sealing and packaging machine are in a group, each group of devices corresponds to one top cutting device 100, and the two groups of devices are in central symmetry with each other. The two top cutting devices 100 are arranged on the same straight line, a feed port of one top cutting device 100 is aligned with a discharge port of the other top cutting device 100, and the material belt passes through the two top cutting devices 100; a turnover device 200 is arranged at one side of the first top cutting device 100 and is positioned at the first side of the material belt, a double-head suction nozzle group 210 of the turnover device 200 is positioned above the first top cutting device 100, a distance changing device 300 is arranged at the other side of the first top cutting device 100 and is positioned at the second side of the material belt, a carrier tape heat sealing device 400 is arranged at one side of the distance changing device 300 and is positioned at the second side of the material belt, and a cam transferring device 500 is arranged above the distance changing device 300 and is positioned at the second side of the material belt; the other turning device 200 is disposed at one side of the second top cutting device 100 and located at the second side of the material strip, the double-head suction nozzle set 210 of the turning device 200 is located above the second top cutting device 100, the other pitch changing device 300 is disposed at the other side of the second top cutting device 100 and located at the first side of the material strip, the other carrier tape heat sealing device 400 is disposed at one side of the other pitch changing device 300 and located at the first side of the material strip, and the other cam transferring device 500 is disposed above the other pitch changing device 300 and located at the first side of the material strip. Through the arrangement, two packaging carrier belts can be produced by one product material belt at the same time, the structure is compact, the space is saved, and the size of the whole machine is reduced.

In some embodiments of the present invention, the top cutting apparatus 100 includes a jig blade 110, a top cutting mounting frame 120, a third driving device 130, and a top cutting punch 140; the upper end surface of the top cutting mounting frame 120 is provided with a material guiding through groove 121, and the jig knife edge 110 is arranged on the material guiding through groove 121; the top cutting punch 140 is arranged in the top cutting mounting frame 120 and is in sliding connection with the top cutting mounting frame 120 through a guide pillar and a guide sleeve, and the top cutting punch 140 corresponds to the tool edge 110; the output of the third drive 130 is connected to the top cutting punch 140 via an eccentric mechanism 131.

As shown in fig. 2, the top-cutting mounting frame 120 is composed of an upper mounting plate, two vertical support plates, and a bottom mounting plate, wherein one ends of the two vertical support plates are respectively disposed at two sides of the lower end surface of the upper mounting plate, and the other ends are connected to the bottom mounting plate. The material guiding through groove 121 is arranged in the middle of the upper mounting plate, and the jig knife edge 110 is arranged above the material guiding through groove 121; the tool edge 110 is a square plate with a cutting edge through hole in the middle, the cutting edge through hole is aligned with the material guiding through groove 121, and the cutting edge faces the material guiding through groove 121. The top cutting punch 140 is arranged between the two vertical supporting plates, the guide pillar is arranged between the upper mounting plate and the bottom mounting plate, and the top cutting punch 140 is connected with the guide pillar in a sliding manner through the guide sleeve; the third driving device 130 is a servo motor, is arranged below the bottom mounting plate, and is connected with the bottom of the top cutting punch 140 through an eccentric wheel mechanism 131, that is, the output end of the third driving device 130 is connected with an eccentric wheel, and the eccentric wheel is connected with the lower end of the top cutting punch 140 through a connecting rod. In the embodiment of the present invention, three tool edges 110 are provided, and the tool edges 110 are aligned with the double-head nozzle group 210 of the turnover device 200; the number of the jig blades 110 may be any number, such as one, two, four, or the like, in addition to three, and the number of the jig blades 110 corresponds to the number of the single-head suction nozzles of the turnover device 200. Through this setting, the logical groove 121 of guide can carry on spacingly to the material area, prevents that the material area is crooked, and top is cut drift 140 under the cooperation of guide pillar guide pin bushing, and the removal is stable, guarantees the accuracy of top cutting.

In some embodiments of the present invention, the turnover device 200 further includes a turnover support seat 250, and the turnover frame 230 is slidably connected to the turnover support seat 250 through a slide rail slider; the double-head suction nozzle group 210 includes a suction nozzle mounting block and a plurality of suction nozzles, which are equally divided into two groups and respectively disposed at opposite ends of the suction nozzle mounting block.

As shown in fig. 3, the two sides of the end face of the roll-over stand 230 connected to the roll-over support seat 250 are respectively provided with a slide block, the two sides of the end face of the roll-over support seat 250 connected to the roll-over stand 230 are both vertically provided with a slide rail, and the slide blocks are slidably connected to the slide rails, so that the roll-over stand 230 can slide relative to the roll-over support seat 250 along the vertical direction. The double-head suction nozzle group 210 includes six suction nozzles, and the three suction nozzles are a group and are respectively disposed at both ends of the suction nozzle mounting block. The overturning frame 230 is connected with the overturning support seat 250 through the slide rail and the slide block, so that the overturning frame 230 can move stably and is not prone to being inclined, and the follow-up cam transferring device 500 can accurately take materials.

As shown in fig. 4, in some embodiments of the present invention, the pitch varying device 300 includes a first profiling jig 310, a second profiling jig 320, a third profiling jig 330, a supporting block 340, a pitch varying block 350 and a fourth driving device 370, wherein the first profiling jig 310, the second profiling jig 320 and the third profiling jig 330 are movably disposed in the supporting block 340 side by side, the pitch varying block 350 is slidably disposed in the supporting block 340, and the fourth driving device 370 is used for driving the pitch varying block 350 to perform a transverse reciprocating motion; the interval of displacement piece 350 is provided with fixed orifices 351, first bar hole 352 and second bar hole 353, and first profile modeling tool 310 passes through pin and first bar hole 352 sliding connection, and second profile modeling tool 320 passes through pin and second bar hole 353 sliding connection, and third profile modeling tool 330 passes through the pin to be connected with fixed orifices 351.

As shown in fig. 4, the first, second and third profiling jigs 310, 320 and 330 are the same, taking the first profiling jig 310 as an example: first profile modeling tool 310 is the L type, and the first end of first profile modeling tool 310 is seted up and is put the tool groove that the opening is up, and the second end of first profile modeling tool 310 is provided with the lug structure. The upper end surface of the supporting block 340 is provided with a chute, the middle part of the supporting block is provided with a chamber 341 matched with the profile modeling jig bump structure and the variable pitch block 350, and the chute is communicated with the chamber 341; the first profiling jig 310, the second profiling jig 320 and the third profiling jig 330 are movably disposed in the supporting block 340 side by side and can move along the sliding slot of the supporting block 340, and the bump structure at the second end of each profiling jig is slidably engaged with the cavity 341 of the supporting block 340. The variable pitch block 350 is slidably arranged in the chamber 341, the upper end face of the variable pitch block 350 is connected with the second end of each profiling jig, the variable pitch block 350 is provided with fixing holes 351, first strip-shaped holes 352 and second strip-shaped holes 353 in a staggered manner, the diameter of each fixing hole 351 is the same as the width of each first strip-shaped hole 352 and the width of each second strip-shaped hole 353, the length of each first strip-shaped hole 352 is larger than that of each second strip-shaped hole 353, and the first strip-shaped holes 352 and the second strip-shaped holes 353 are parallel to each other; still fixedly in the cavity 341 be provided with stopper 360, a terminal surface of stopper 360 and displacement piece 350's lower terminal surface sliding connection, stopper 360 is provided with the third bar hole in the position that corresponds with fixed orifices 351, and the third bar hole is unanimous with first bar hole 352 shape, stopper 360 lies in that first bar hole 352 corresponds the position and is provided with fixing hole, and fixing hole is unanimous with fixed orifices 351 shape, stopper 360 corresponds the position at second bar hole 353 and is provided with fourth bar hole, and fourth bar hole is unanimous with second bar hole 353 shape. A pin is arranged at the second end of the first copying jig 310, the pin of the first copying jig 310 passes through the first strip-shaped hole 352 of the variable-pitch block 350 and is inserted into the fixing through hole of the limiting block 360, and the pin of the first copying jig 310 can slide relative to the first strip-shaped hole 352; a pin is arranged at the second end of the second profiling jig 320, the pin of the second profiling jig 320 passes through the second strip-shaped hole 353 of the variable pitch block 350 and is inserted into the fourth hole of the limiting block 360, and the pin of the second profiling jig 320 can slide relative to the second strip-shaped hole 353 and the fourth hole; a pin is arranged at the second end of the third profiling jig 330, the pin of the third profiling jig 330 passes through the fixing hole 351 of the variable pitch block 350 and is inserted into the third strip-shaped hole of the limiting block 360, and the pin of the third profiling jig 330 can slide relative to the third strip-shaped hole. The fourth driving device 370 is a cylinder, an output end of the fourth driving device 370 is connected to one end of the pitch block 350, and the pitch block 350 is driven to reciprocate along the chamber 341 of the supporting block 340.

The working principle of the pitch device 300 is as follows: the first profiling jig 310 is fixedly connected with the limiting block 360 through a pin and a fixed through hole, and the first profiling jig 310 is kept still; the third profiling jig 330 is fixedly connected with the variable pitch block 350 through a pin and a fixing hole 351, and the third profiling jig 330 moves along with the movement of the variable pitch block 350; the fourth driving device 370 drives the variable-pitch block 350 to move horizontally, in the first stage, the first profiling jig 310 and the second profiling jig 320 are kept still, the third profiling jig 330 moves along with the variable-pitch block 350, and at this time, the distance between the third profiling jig 330 and the second profiling jig 320 changes along with the movement of the variable-pitch block 350; when the variable-pitch block 350 moves to the second stage, the pin of the second profiling jig 320 is changed from being abutted against one end of the second strip-shaped hole 353 to being abutted against the other end of the second strip-shaped hole 353, the second profiling jig 320 also starts to move along with the variable-pitch block 350, at this time, the distance between the second profiling jig 320 and the third profiling jig 330 is adjusted, and the relative position relationship between the second profiling jig 320 and the third profiling jig 330 is not changed any more; the second profiling jig 320 and the third profiling jig 330 move together to adjust the distance between the second profiling jig and the first profiling jig 310, when the pin of the first profiling jig 310 abuts against one end of the first strip-shaped hole 352, the variable-pitch block 350 cannot move any more, and at this time, the variable-pitch is completed among the first profiling jig 310, the second profiling jig 320 and the third profiling jig 330. Through the setting, the distance adjustment between three or a plurality of profile modeling tools can be realized through a single driving device, and the variable distance is quick and accurate.

As shown in fig. 5, in some embodiments of the present invention, the carrier tape heat sealing device 400 includes a carrier tape guide 410, a feeding mechanism 420, a heat sealing mechanism 430, and a carrier tape pulling mechanism 440; the feeding mechanism 420 is arranged above the carrier tape guide rail 410, and the heat sealing mechanism 430 is arranged between the feeding mechanism 420 and the carrier tape guide rail 410; the feeding mechanism 420 comprises a feeding mounting frame 421, a material shaft 422, two material blocking plates 423 and a plurality of material guide shafts 424, one end of the material shaft 422 is rotatably connected with the upper part of the mounting frame, the two material blocking plates 423 are respectively arranged at two ends of the material shaft 422, and the plurality of material guide shafts 424 are rotatably arranged on the mounting frame; the heat-sealing mechanism 430 comprises a fifth driving device 431, a heat-sealing mounting plate 432, a heat insulation block 433 and a heat-sealing knife assembly 434, wherein the fifth driving device 431 is used for driving the heat insulation block 433 to move up and down, the heat-sealing knife assembly 434 is connected with the bottom of the heat insulation block 433, the heat insulation block 433 is movably arranged on the heat-sealing mounting plate 432 through a sliding rail and sliding block structure, and the heat-sealing mounting plate 432 is adjustably arranged in the feeding mounting frame 421; the carrier tape pulling mechanism 440 is arranged at the discharge end of the carrier tape guide rail 410; the carrier tape drawing mechanism 440 comprises a carrier tape drawing frame 441, a ratchet wheel 442, carrier tape guide slots 443 and a sixth driving device 444, wherein the two carrier tape guide slots 443 are oppositely arranged on the upper end surface of the carrier tape drawing frame 441 to form guide slots through which carrier tapes pass, the ratchet wheel 442 is arranged in the carrier tape drawing frame 441, and the sixth driving device 444 is used for driving the ratchet wheel 442 to rotate to complete the drawing of the carrier tapes.

The carrier tape guide rail 410 comprises two identical strip blocks and a guide rail mounting seat, two pairs of adjustable movable clamping plates 411 are arranged on the guide rail mounting seat, the two pairs of movable clamping plates 411 are respectively arranged at two ends of the two strip blocks, the two strip blocks are parallelly arranged between each pair of movable clamping plates 411 side by side, opposite sides of the upper ends of the two strip blocks are oppositely provided with carrier tape grooves 412, the carrier tape grooves 412 form a track, in the process of carrying out carrier tape packaging, carrier tapes are placed in the tracks formed by the two carrier tape grooves 412, and the stable motion of the carrier tapes is ensured. The distance between the two long blocks can be adjusted by the distance between each pair of movable clamping plates 411, so that the width of the carrier tape guide rail 410 can be changed, and carrier tapes with different widths can be adapted. Through the setting of strap groove 412, carry on spacingly to the carrier band, prevent that the carrier band from taking place crooked in the in-process that the packing removed.

When the feeding mechanism 420 works, a cover film coil of the carrier tape is arranged on the material shaft 422 and is positioned between the two material blocking plates 423, the cover film coil is pulled out from the material shaft 422, bypasses the material guide shaft 424, enters between the heat sealing mechanism 430 and the carrier tape and covers the carrier tape, and then the carrier tape is packaged under the action of the heat sealing mechanism 430; the feeding speed of the cover film roll can be changed by setting the number and the position of the guide shafts 424 and the winding mode of the cover film roll.

The heat-seal mechanism 430 is adjustably arranged in the feeding mounting frame 421 through the heat-seal mounting plate 432, one side of the heat-seal mounting plate 432 is provided with a strip-shaped groove, the heat-seal mounting plate 432 is vertically arranged in the feeding mounting frame 421 through the strip-shaped groove and a screw, the screw can be unscrewed through the accessible, the position of the heat-seal mechanism 430 can be adjusted relative to the feeding mounting frame 421, the heat-seal knife assembly 434 is aligned with the carrier tape, the screw can be screwed through the adjusted screw after the adjustment is finished, and the heat-seal mechanism 430 is fixed and is not easy to move. The fifth driving device 431 is a cylinder, the fifth driving device 431 is installed at the top of the heat-sealing installation plate 432, the output end of the fifth driving device 431 is connected with the top end of the heat insulation block 433, and the bottom of the heat insulation block 433 is connected with the heat-sealing knife assembly 434; the slide rail is arranged on the heat-seal mounting plate 432 and is vertical to the carrier tape guide rail 410, and the heat insulation block 433 is connected with the slide rail in a sliding way through a slide block; the heat seal cutter assembly 434 and the heat insulation block 433 reciprocate vertically by the fifth driving device 431. Through the setting of slider and slide rail, guarantee the stability of the motion of heat-seal knife tackle spare 434 in the course of the work, difficult emergence is crooked, guarantees carrier band packaging quality.

As shown in fig. 6, the carrier tape drawing frames 441 are U-shaped frames which are opened upward, the ratchet wheels 442 are rotatably disposed between the carrier tape drawing frames 441 through the shafts of the ratchet wheels 442, the sixth driving device 444 is a motor, the sixth driving device 444 is disposed at one side of the carrier tape drawing frames 441, and the output end of the sixth driving device 444 is connected with the shafts of the ratchet wheels 442; a carrier tape guide groove 443 is provided at an upper end surface of the carrier tape drawing frame 441, and the carrier tape guide groove 443 is aligned with the carrier tape slot 412 of the carrier tape guide 410. The ratchet gear 442 is engaged with a slot or a hole of the carrier tape guide 443, and the sixth driving device 444 drives the ratchet gear 442 to rotate, thereby drawing the carrier tape to move in the carrier tape guide 410, and at the same time, the heat-sealing mechanism 430 heat-seals the carrier tape.

In some embodiments of the present invention, the cam transferring device 500 includes a seventh driving device 510, a material taking mechanism 520, a swing arm 530, a guiding installation plate 540, a follower shaft 550, a first guide rail 560, a second guide rail 570, and a double-sided slider set 580; the guide mounting plate 540 is provided with an arched through groove 541; one end of the swing arm 530 is movably connected with the guide mounting plate 540 and is connected with the output end of the seventh driving device 510, and the other end of the swing arm 530 is provided with a strip-shaped groove; one end of the follower shaft 550 passes through the strip-shaped groove to be connected with the material taking mechanism 520, and the follower shaft 550 is movably arranged in the arched through groove 541; the first guide rail 560 is vertically arranged at one side of the material taking mechanism 520, the second guide rail 570 is transversely arranged on the guide mounting plate 540, and the first guide rail 560 and the second guide rail 570 are both connected with the double-sided slider group 580 in a sliding manner.

As shown in fig. 7, the arched through slot 541 is disposed at a position above the middle of the guide mounting plate 540, and one end of the swing arm 530 is movably disposed on the guide mounting plate 540 through the rotating central shaft assembly and is located at the middle position of the two ends of the arched through slot 541; the seventh driving device 510 is a servo motor, an output end of the seventh driving device 510 is connected with a speed reducer, an output end of the speed reducer is connected with the rotating central shaft assembly through a coupler, and finally the seventh driving device 510 drives the swing arm 530 to rotate. The other end of the swing arm 530 is provided with a strip-shaped groove, the follower shaft 550 is movably embedded in the arched through groove 541, the other end of the follower shaft passes through the strip-shaped groove to be connected with the material taking mechanism 520, and when the swing arm 530 drives the material taking mechanism 520 to swing, the connecting part of the follower shaft 550 and the material taking mechanism 520 can slide in the strip-shaped groove. The second guide rail 570 is arranged at the top end of one side of the guide mounting plate 540 facing the material taking mechanism 520, and one surface of the double-sided sliding block set 580 is connected with the second guide rail 570 in a sliding manner and can move horizontally along the second guide rail 570; the first guide rail 560 is vertically connected with the material taking mechanism 520, the first guide rail 560 is connected with the other side of the double-sided slider group 580 in a sliding manner, and the sliding direction between the first guide rail 560 and the double-sided slider group 580 is vertical to the second guide rail 570; the double-sided slider group 580 includes a slider mounting block and two sliders, which are respectively disposed on two opposite sides of the slider mounting block. Through the arrangement of the first guide rail 560, the second guide rail 570 and the double-sided slider group 580, the material taking mechanism 520 is ensured to be always stable when swinging in an arch shape, and cannot swing or rotate; through the arrangement of the arched through groove 541 and the follow-up shaft 550, the movement path of the material taking mechanism 520 is stable and does not deviate in the process of reciprocating movement; the cam transfer device 500 can reduce the movement stroke of the material taking mechanism 520, save time and space, and make the combination of the turnover device 200, the pitch changing device 300 and the carrier tape heat sealing device 400 more compact.

As shown in fig. 7, the material taking mechanism 520 includes a material taking adapter plate 521, two vacuum suction nozzle sets 522 and two suction nozzle connecting blocks 523, wherein the material taking adapter plate 521 is connected with a first guide rail 560 and a follow-up shaft 550 respectively; the vacuum suction nozzle set 522 is adjustably installed on the suction nozzle connecting block 523, the vacuum suction nozzle set 522 and the suction nozzle connecting block 523 are arranged in a one-to-one correspondence manner, the suction nozzle connecting block 523 is arranged on the lower end surface of the material taking adapter plate 521, and the two vacuum suction nozzle sets 522 are aligned with each other. By the double-material-taking arrangement of the vacuum suction nozzle group 522, two actions of transferring the product from the turnover device 200 to the pitch varying device 300 and transferring the product from the pitch varying device 300 to the carrier tape heat sealing device 400 can be performed simultaneously, and the operation efficiency of the machine is improved.

As shown in fig. 8, in some embodiments of the present invention, the roll-over pitch-variable automatic carrier tape packaging machine further comprises an AOI detection device 600, wherein the AOI detection device 600 is disposed between the pitch-variable device 300 and the carrier tape heat sealing device 400; the AOI detection device 600 comprises a lens module 610, a lens mounting block 620, a lens supporting plate 630 and a light emitting module 640, wherein the lens mounting block 620 is adjustably arranged on the lens supporting plate 630, and the lens module 610 is connected with the lens mounting block 620 through a first fine adjustment mounting seat 650; the light emitting module 640 is disposed above the lens module 610 and used for providing a light source required for product inspection. The AOI detection device 600 is arranged between the pitch changing device 300 and the carrier tape heat sealing device 400, and in the process that the product is transferred to the carrier tape heat sealing device 400 after the product is subjected to pitch changing, the product passes above the AOI detection device 600 and is captured by the lens module 710 of the AOI detection device 600 to perform AOI detection; the product quality is ensured by detecting the product in the product transfer process.

The light emitting module is a light emitting box provided with a through hole, the lens module 610 is disposed below the light emitting module, and the lens of the lens module 610 is aligned with the through hole of the light emitting module and can capture a product passing through the upper portion of the AOI detection apparatus 600 through the light emitting module. The lens mounting block 620 is connected with the lens support plate 630 in a loose and tight manner through screws, so that the position of the lens mounting block 620 on the lens support plate 630 can be adjusted, and in the utility model, the lens mounting block 620 can be but is not limited to be connected with the lens support plate 630 in an adjustable manner through the above manner; the lens module 610 is disposed on the lens mounting block 620 through the first fine tuning mounting base 650, and the first fine tuning mounting base 650 can be adjusted to adjust the lens module 610 for accurate focusing.

As shown in fig. 9, in some embodiments of the present invention, the roll-over pitch-variable automatic carrier tape packaging machine further comprises a CCD detection device 700, wherein the CCD detection device 700 is used for detecting the product on the material tape before the material tape enters the top cutting device 100; the CCD detection device 700 includes a lens module 710, a detection support plate 720, a tape guide 730, a light source module 740, and a second fine adjustment mounting seat 750; the second fine-tuning mounting seat 750 is adjustably disposed on the upper portion of the detection support plate 720, the light source module 740 is disposed on the lower portion of the detection support plate 720, the tape guide 730 is disposed above the light source module 740, the lens module 710 is connected to the second fine-tuning mounting seat 750, and the lens module 710 faces the tape guide 730. The second fine tuning mounting seat 750 is connected with the detection supporting plate 720 in a loose and tight manner through screws, so that the position of the second fine tuning mounting seat 750 on the detection supporting plate 720 can be adjusted, and the height of the lens module 710 can be adjusted; by adjusting the second fine adjustment mount 750, the lateral position of the lens module 710 can be adjusted. By the arrangement of the material belt guide rail 730, the stability of the material belt is ensured, and the CCD detection is convenient; through the setting of CCD detection device 700, realize detecting each product on the material area, guarantee product quality.

As shown in fig. 10 and 11, in some embodiments of the present invention, the roll-over pitch-variable automatic carrier tape packaging machine further includes a step pulling device 800, and the step pulling device 800 is disposed at the discharging side of the top cutting device 100; the stepping pulling device 800 comprises a stepping pulling frame 810, an eighth driving device 840, a ninth driving device 850, a rod lifting mechanism 820, a bottom roller 830 and a pressure adjusting rod 860; the bottom rollers 830 are rotatably arranged between the stepping drawing frames 810, and the eighth driving device 840 is used for driving the bottom rollers 830 to rotate; the middle part of the rod lifting mechanism 820 is movably connected with the inner walls of the two sides of the stepping pulling frame 810, the rod lifting mechanism 820 is positioned above the bottom roller 830, the rod lifting mechanism 820 is provided with a pair of pinch rollers 825, and the pinch rollers 825 are abutted to the bottom roller 830; the ninth driving device 850 is used for driving one end of the lifting rod mechanism 820 on the feeding side of the stepping pulling device 800 to press down, and the pressure adjusting rod 860 is adjustably arranged above one end of the lifting rod mechanism 820 close to the pressing wheel 825 and is abutted against the lifting rod mechanism 820 through a spring.

Two ends of the bottom roller 830 are respectively rotatably connected with the inner walls of the two sides of the stepping drawing frame 810 and are positioned in the middle of the stepping drawing frame 810; the eighth driving device 840 is a motor, the eighth driving device 840 is disposed outside the stepping drawing frame 810, and the output end of the eighth driving device 840 is connected to one end of the bottom roller 830 to drive the bottom roller 830 to rotate. The material lifting mechanism consists of two material lifting side plates 824, a first long rod 821, a second long rod 822, a third long rod 823 and a pressing wheel 825, wherein one ends of the two material lifting side plates 824, which are close to the feeding side of the stepping material pulling device 800, are fixedly connected with two ends of the first long rod 821 respectively; the middle parts of the two lifting side plates 824 are sleeved on the second long rod 822 through bearings, and two ends of the second long rod 822 are fixedly connected with the upper parts of the inner walls of the two sides of the stepping drawing frame 810; the two ends of the third long rod 823 are respectively fixedly connected with the two lifting side plates 824 and located above the bottom roller 830, and the pair of pressing wheels 825 is sleeved on the third long rod 823 through a bearing and is abutted to the bottom roller 830. The ninth driving device 850 is a cylinder, and is disposed above the first long rod 821, a telescopic rod of the ninth driving device 850 is connected to a screw, and when the ninth driving device 850 works, the telescopic rod extends out to press the first long rod 821 downwards, so that the pressing wheel 825 is lifted. The two pressure adjusting rods 860 are respectively arranged above one end of the two material lifting side plates 824, which is provided with the pressing wheel 825, and are in threaded connection with the upper end of the stepping material pulling frame 810, the pressure adjusting rods 860 are abutted against the material lifting side plates 824 through springs, and the pressing wheel 825 is pressed against the bottom roller 830 under the action of the springs; the pressure between pinch roller 825 and bottom roller 830 is adjusted by twisting the pressure adjustment stem, increasing or decreasing the spring pressure against lifter plate 824.

The pinch roller 825 can be lifted up under the action of the ninth driving device 850, so that the material belt is conveniently placed into the stepping pulling device 800; the pressure between the pressure roller 825 and the bottom roller 830 can be adjusted as desired by adjusting the pressure adjustment lever 860. The material belt is pulled by the stepping pulling device 800, so that the material belt is more stable to move, and the running rhythm of the whole machine is better matched.

A material guide plate 870 is further arranged at the feeding position of the stepping material pulling device 800, one side of the material guide plate 870 is connected with the stepping material pulling frame 810, and the other side is provided with a smooth curved surface 872; the upper side surface of the material guide plate 870 is also provided with a pair of material guide blocks 871, and the opposite sides of the two material guide blocks 871 are both provided with a material guide groove 8711; a pair of cams 880 are arranged below one end of the rod lifting mechanism 820 close to the pressing wheel 825, the cams 880 are fixedly arranged on a thin rod, two ends of the thin rod are movably connected with the inner walls of two sides of the stepping material pulling frame 810, and one end of the thin rod penetrates through the stepping material pulling frame 810 and is connected with a handle 890. The material belt is limited through the arrangement of the material guide plate 870, so that the material belt is prevented from being inclined in the moving process, and meanwhile, the arranged smooth curved surface 872 can effectively prevent the material belt from being scraped; the handle 890 is pulled to drive the cam 880 to rotate to jack the pressing wheel 825, and when the ninth driving device 850 fails, the pressing wheel 825 can be manually lifted to ensure the continuous operation of the stepping pulling device 800.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and alterations to these embodiments are intended to be included within the scope of the present application without departing from the spirit and scope of the present invention.

Claims

1. An overturning variable-pitch automatic carrier tape packaging machine is characterized by comprising:

2. The inverted variable pitch automatic carrier tape packaging machine as claimed in claim 1, wherein said top cutting means is provided in two, said two top cutting means being aligned with each other; the two turnover devices are respectively positioned at the opposite sides of the top cutting device; one side of each overturning device is provided with one pitch varying device, one side of each pitch varying device is provided with one carrier tape heat sealing packaging machine, and one cam transferring device is arranged above each pitch varying device; the overturning variable-pitch automatic carrier tape packaging machine is centrosymmetric.

3. The overturning variable pitch automatic carrier tape packaging machine according to claim 1 or 2, wherein the top cutting device comprises a jig knife edge, a top cutting mounting frame, a third driving device and a top cutting punch; a material guide through groove is formed in the upper end face of the top cutting mounting frame, and the tool edge of the jig is arranged on the material guide through groove; the top cutting punch is arranged in the top cutting mounting frame and is in sliding connection with the top cutting mounting frame through a guide pillar and a guide sleeve, and the top cutting punch corresponds to the position of the tool edge of the jig; and the output end of the third driving device is connected with the top cutting punch through an eccentric wheel mechanism.

4. The overturning and pitch-changing automatic carrier tape packaging machine according to claim 1 or 2, wherein the overturning device further comprises an overturning support seat, and the overturning frame is connected with the overturning support seat in a sliding manner through a slide rail slide block; the double-end suction nozzle group comprises a suction nozzle mounting block and a plurality of suction nozzles, and the suction nozzles are equally divided into two groups and are respectively arranged at two opposite ends of the suction nozzle mounting block.

5. The automatic tape carrier packaging machine with the turning and distance changing functions as claimed in claim 1 or 2, wherein the distance changing device comprises a first copying jig, a second copying jig, a third copying jig, a supporting block, a distance changing block and a fourth driving device, the first copying jig, the second copying jig and the third copying jig are movably arranged in the supporting block side by side, the distance changing block is slidably arranged in the supporting block, and the fourth driving device is used for driving the distance changing block to do transverse reciprocating motion; variable pitch piece interval is provided with fixed orifices, first bar hole and second bar hole, first profile modeling tool through the pin with first bar hole sliding connection, second profile modeling tool through the pin with second bar hole sliding connection, third profile modeling tool through the pin with the fixed orifices is connected.

6. The automatic roll-over pitch-changing carrier tape packaging machine according to claim 1 or 2, wherein the carrier tape heat-sealing device comprises a carrier tape guide rail, a feeding mechanism, a heat-sealing mechanism and a carrier tape pulling mechanism; the feeding mechanism is arranged above the carrier tape guide rail, and the heat sealing mechanism is arranged between the feeding mechanism and the carrier tape guide rail; the feeding mechanism comprises a feeding mounting frame, a material shaft, two material blocking plates and a plurality of material guide shafts, wherein one end of the material shaft is rotatably connected with the upper part of the mounting frame, the two material blocking plates are respectively arranged at two ends of the material shaft, and the plurality of material guide shafts are rotatably arranged on the mounting frame; the heat sealing mechanism comprises a fifth driving device, a heat sealing mounting plate, a heat insulation block and a heat sealing cutter assembly, the fifth driving device is used for driving the heat insulation block to move up and down, the heat sealing cutter assembly is connected with the bottom of the heat insulation block, the heat insulation block is movably arranged on the heat sealing mounting plate through a sliding rail and sliding block structure, and the heat sealing mounting plate is adjustably arranged in the feeding mounting frame; the carrier tape pulling mechanism is arranged at the discharge end of the carrier tape guide rail; the carrier band pulling mechanism comprises a carrier band pulling frame, a ratchet wheel, carrier band guide grooves and a sixth driving device, the two carrier band guide grooves are oppositely arranged on the upper end face of the carrier band pulling frame to form a guide groove for a carrier band to pass through, the ratchet wheel is arranged in the carrier band pulling frame, and the sixth driving device is used for driving the ratchet wheel to rotate to complete the pulling of the carrier band.

7. The automatic tape carrier packaging machine with the overturning variable pitch as claimed in claim 1 or 2, wherein the cam transfer device comprises a seventh driving device, a material taking mechanism, a swing arm, a guide mounting plate, a follower shaft, a first guide rail, a second guide rail and a double-sided slider group; the guide mounting plate is provided with an arched through groove; one end of the swing arm is movably connected with the guide mounting plate and is connected with the output end of the seventh driving device, and the other end of the swing arm is provided with a strip-shaped groove; one end of the follower shaft penetrates through the strip-shaped groove to be connected with the material taking mechanism, and the follower shaft is movably arranged in the arched through groove; the first guide rail is vertically arranged on one side of the material taking mechanism, the second guide rail is transversely arranged on the guide mounting plate, and the first guide rail and the second guide rail are both in sliding connection with the double-sided sliding block set.

8. The inverted variable pitch automatic carrier tape packaging machine according to claim 1 or 2, further comprising an AOI detection device disposed between the pitch device and the carrier tape heat sealing device; the AOI detection device comprises a lens module, a lens mounting block, a lens supporting plate and a light-emitting module, wherein the lens mounting block is adjustably arranged on the lens supporting plate, and the lens module is connected with the lens mounting block through a first fine adjustment mounting seat; the light emitting module is arranged above the lens module and used for providing a light source required by product detection.

9. The inverted pitch-variable automatic carrier tape packaging machine according to claim 1 or 2, further comprising a CCD detection device for detecting a product on the strip of material before the strip of material enters the top cutting device; the CCD detection device comprises a lens module, a detection supporting plate, a material belt guide rail, a light source module and a second fine adjustment mounting seat; the second fine-tuning mounting seat is adjustably arranged on the upper portion of the detection supporting plate, the light source module is arranged on the lower portion of the detection supporting plate, the material belt guide rail is arranged above the light source module, the lens module is connected with the second fine-tuning mounting seat, and the lens module is right opposite to the material belt guide rail.

10. The inverted pitch-variable automatic carrier tape packaging machine according to claim 1 or 2, further comprising a stepping pulling device provided at an outfeed side of the top cutting device; the stepping material pulling device comprises a stepping material pulling frame, an eighth driving device, a ninth driving device, a rod lifting mechanism, a bottom roller and a pressure adjusting rod; the bottom rollers are rotatably arranged between the stepping material pulling frames, and the eighth driving device is used for driving the bottom rollers to rotate; the middle part of the rod lifting mechanism is movably connected with the inner walls of the two sides of the stepping drawing frame, the rod lifting mechanism is positioned above the bottom roller, the rod lifting mechanism is provided with a pair of pressing wheels, and the pressing wheels are abutted to the bottom roller; the ninth driving device is used for driving one end, located on the material feeding side of the stepping material pulling device, of the lifting rod mechanism to press downwards, and the pressure adjusting rod is adjustably arranged above one end, close to the pressing wheel, of the lifting rod mechanism and is abutted to the lifting rod mechanism through a spring.