CN211591506U

CN211591506U - Plastic bag processing equipment

Info

Publication number: CN211591506U
Application number: CN202020077054.9U
Authority: CN
Inventors: 易良川; 易良强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-09-29
Anticipated expiration: 2030-01-14

Abstract

The utility model provides a plastic bag processing equipment relates to mechanical equipment technical field. The plastic bag processing equipment comprises a cutting device and a folding device, wherein the cutting device is used for cutting a workpiece to be processed to obtain a plastic bag, the folding device is used for folding the plastic bag, the cutting device comprises a cutting assembly and a cutting workbench, the folding device comprises a folding assembly and a folding workbench, and the cutting workbench is higher than the folding workbench; the plastic bag processing equipment further comprises a conveying device, the conveying device comprises a mechanical arm, a first driving assembly and a second driving assembly, the first driving assembly is used for driving the mechanical arm to reciprocate between the cutting workbench and the folding workbench, and the second driving assembly is used for driving the mechanical arm to move up and down. The second driving assembly in the plastic bag processing equipment can drive the mechanical arm to move up and down so as to reduce the distance between the mechanical arm and the folding workbench, thereby ensuring that the plastic bag can be stably and accurately placed on the folding workbench in position and correspondingly ensuring that the subsequent folding assemblies fold the plastic bag.

Description

Plastic bag processing equipment

Technical Field

The utility model belongs to the technical field of mechanical equipment technique and specifically relates to a plastic bag processing equipment is related to.

Background

The plastic bags are widely applied to places such as markets, supermarkets and the like as carriers for containing articles, wherein the vest bags are more in application. The plastic bag processing equipment generally comprises a cutting device for cutting a workpiece to be processed to obtain a plastic bag and a folding device for folding the plastic bag, wherein the cutting device is required to transmit the cut plastic bag to the folding workbench of the folding device from a cutting workbench by a transmission device, the height of the conventional folding workbench is generally lower than that of the cutting workbench, when the transmission device transmits the plastic bag to the folding workbench, the process that the plastic bag falls to the folding workbench is easy to float to the periphery, so that the position of the plastic bag deviates, and the folding regularity of the folding device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic bag processing equipment to when alleviating the conveyer that exists among the prior art and conveying the plastic bag to folding work platform, the plastic bag whereabouts is wafted to folding work platform's process easily to the periphery, leads to the plastic bag position to take place the skew, and then influences the technical problem of folding neatness of folding device.

The embodiment provides plastic bag processing equipment which comprises a cutting device and a folding device, wherein the cutting device is used for cutting a workpiece to be processed to obtain a plastic bag, the folding device is used for folding the plastic bag, the cutting device comprises a cutting assembly and a cutting workbench, the folding device comprises a folding assembly and a folding workbench, and the cutting workbench is higher than the folding workbench;

the plastic bag processing equipment further comprises a conveying device, the conveying device comprises a mechanical arm, a first driving assembly and a second driving assembly, the first driving assembly is used for driving the mechanical arm to reciprocate between the cutting workbench and the folding workbench, and the second driving assembly is used for driving the mechanical arm to move up and down.

In an optional embodiment, the conveying device further comprises a guide seat, a guide post and a mounting seat, wherein the guide seat is provided with a guide hole from top to bottom, the guide post is arranged in the guide hole in a penetrating manner in a matching manner, the mounting seat is fixedly connected to the bottom end of the guide post, and the manipulator is mounted on the mounting seat; the second driving assembly is installed on the guide seat, and the driving end of the second driving assembly is connected with the installation seat and used for driving the installation seat to move up and down.

In an alternative embodiment, the guide seat is provided with a guide sleeve, and a through hole in the guide sleeve is coaxially communicated with the guide hole.

In an optional embodiment, the conveying device further comprises a first guide rail connected between the cutting workbench and the folding workbench, and a sliding block is arranged at the bottom of the guide seat and is in sliding connection with the first guide rail;

the driving end of the first driving assembly is connected with the sliding block and used for driving the sliding block to slide along the first guide rail in a reciprocating mode; or the driving end of the first driving assembly is connected with the guide seat and used for driving the guide seat to reciprocate along the first guide rail.

In an optional embodiment, the cutting assembly includes a third driving assembly, a clamping cutting die assembly and a cutting die, the cutting die is clamped to the clamping cutting die assembly, the clamping cutting die assembly is fixedly connected to a driving end of the third driving assembly, and the third driving assembly drives the clamping cutting die assembly to move up and down.

In an optional embodiment, the cutting die assembly comprises a lifting seat and a jaw assembly, the jaw assembly comprises a first jaw and a second jaw, the lifting seat is provided with a kidney-shaped hole, a fourth driving assembly is mounted on the top surface of the lifting seat, the driving end of the fourth driving assembly is connected with the first jaw and the second jaw, the first jaw and the second jaw both penetrate through the kidney-shaped hole from top to bottom, and the fourth driving assembly is used for driving the first jaw and the second jaw to move in opposite directions or move back to back; the driving end of the third driving assembly is connected with the lifting seat and used for driving the lifting seat to move up and down.

In an alternative embodiment, the fourth driving assembly includes a first driving member and a first lead screw, and a driving end of the first driving member is connected to the first lead screw for driving the first lead screw to rotate; the top rigid coupling of first jack catch has first nut, the top rigid coupling of second jack catch has the second nut, first nut with the second nut all with first lead screw thread engagement.

In an optional embodiment, a first connecting seat is fixedly connected to the top of the first jaw, and the first nut and the top of the first jaw are fixedly connected to the first connecting seat; the top of the second clamping jaw is fixedly connected with a second connecting seat, and the second nut and the top of the second clamping jaw are fixedly connected with the second connecting seat; the top surface of the lifting seat is provided with a second guide rail, and the first connecting seat and the second connecting seat are in sliding connection with the second guide rail.

In an optional embodiment, the plastic bag processing equipment further comprises a deviation correcting device, wherein the deviation correcting device comprises a fifth driving assembly, a controller and a detection assembly, and the detection assembly is used for detecting the position of the workpiece to be processed, which is placed on the cutting workbench; the driving end of the fifth driving assembly is connected with the shell of the third driving assembly and used for driving the third driving assembly to horizontally adjust the position, and the fifth driving assembly and the detection assembly are both connected with the controller.

In an optional embodiment, the fifth driving assembly includes a sliding seat and a third connecting seat fixedly connected to the sliding seat, a housing of the third driving assembly is fixedly connected to the sliding seat, and the third connecting seat is fixedly connected with a third nut;

the fifth driving assembly further comprises a second driving piece, a second lead screw and a guide rod which are arranged in parallel, and a driving end of the second driving piece is connected with the second lead screw and used for driving the second lead screw to rotate; the third nut is in threaded engagement with the second lead screw, and the third connecting seat is connected to the guide rod in a sliding manner.

The utility model discloses plastic bag processing equipment's beneficial effect includes:

the utility model provides a plastic bag processing equipment, including being used for treating the machined part cut in order to obtain the off-the-shelf cutting device of plastic bag, be used for folding the folding device of plastic bag for setting for the shape and be used for conveying the plastic bag to the folding device's folding workstation from cutting device's cutting workstation.

When the cutting device is used, a workpiece to be machined is placed on the cutting workbench, and the cutting assembly cuts the workpiece to be machined on the cutting workbench to obtain a finished plastic bag; the first driving assembly drives the manipulator to reach the cutting workbench and clamp the plastic bag, then the first driving assembly drives the manipulator to move to the folding workbench, the manipulator is positioned above the folding workbench, and a certain height difference exists between the manipulator and the folding workbench, the second driving component drives the manipulator to move downwards for a certain distance so as to reduce the distance between the manipulator and the folding workbench, then the manipulator places the plastic bag on the folding workbench to reduce the problem that the plastic bag is placed downwards due to the large space between the manipulator and the folding workbench, the plastic bag has light self weight and drifts to the periphery, so that the position of the plastic bag on the folding workbench is deviated and even the plastic bag falls off, therefore, the plastic bag can be stably and accurately placed on the folding workbench, and the folding regularity of the plastic bag on the folding workbench by a subsequent folding assembly is correspondingly ensured; after the conveying is finished, the second driving assembly drives the manipulator to move upwards to the initial position, and then the first driving assembly drives the manipulator to move towards the cutting workbench to perform next transmission. The folding assembly then folds the plastic bag, which is then transported to a set position or, after a strapping operation, is transferred to a set position.

In the process of conveying the manipulator by the conveying device, the sequence of driving the manipulator by the first driving assembly and the second driving assembly is not limited, the second driving assembly may drive the manipulator to descend first, and the manipulator is driven to reach the folding workbench after the first driving assembly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a first viewing angle of a conveyor in a plastic bag processing apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of a second viewing angle of the conveying device in the plastic bag processing apparatus according to the embodiment of the present invention;

fig. 3 is a schematic view illustrating a connection between a deviation correcting device and a cutting device in a plastic bag processing apparatus according to an embodiment of the present invention;

fig. 4 is a schematic view illustrating a connection between the deviation rectifying device and the second viewing angle of the cutting device in the plastic bag processing apparatus according to the embodiment of the present invention.

Icon: 100-a cutting assembly; 110-a third drive assembly; 120-a clamping die assembly; 121-a lifting seat; 122-kidney shaped hole; 123 a-a first jaw; 123 b-a second jaw; 124-a first driving member; 125-first lead screw; 126 a-first nut; 126 b-a second nut; 127 a-first connection mount; 127 b-a second connection seat; 128-a second guide rail; 200-a transfer device; 210-a robot arm; 220-a second drive assembly; 230-a guide seat; 231-a guide sleeve; 240-guide post; 250-a first guide rail; 260-a slide block; 270-a mounting seat; 300-a deviation correcting device; 310-a fifth drive assembly; 311-sliding seat; 312-a third connection seat; 313-a third nut; 314-a second drive member; 315-second lead screw; 316-a guide bar; 400-fixing the plate; 410-sliding hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

The embodiment provides plastic bag processing equipment, which comprises a cutting device and a folding device, wherein the cutting device is used for cutting a workpiece to be processed to obtain a plastic bag, the folding device is used for folding the plastic bag, the cutting device comprises a cutting assembly 100 and a cutting workbench, the folding device comprises a folding assembly and a folding workbench, and the cutting workbench is higher than the folding workbench; the plastic bag processing apparatus further includes a transfer device 200, the transfer device 200 including a robot 210, a first driving assembly for driving the robot 210 to reciprocate between the cutting table and the folding table, and a second driving assembly 220 for driving the robot 210 to move up and down.

The plastic bag processing equipment provided by the embodiment comprises a cutting device for cutting a workpiece to be processed to obtain a finished plastic bag, a folding device for folding the plastic bag into a set shape, and a conveying device 200 for conveying the plastic bag from a cutting workbench of the cutting device to a folding workbench of the folding device.

When in use, a workpiece to be processed is placed on the cutting workbench, and the cutting assembly 100 cuts the workpiece to be processed thereon to obtain a finished plastic bag; the first driving assembly drives the robot 210 to reach the cutting table and clamp the plastic bag, and then the first driving assembly drives the robot 210 to move to the folding table, where the robot 210 is located above the folding table, and a certain height difference exists between the manipulator 210 and the folding worktable, the second driving assembly 220 drives the manipulator 210 to move downwards for a certain distance to reduce the distance between the manipulator 210 and the folding worktable, then the manipulator 210 places the plastic bag on the folding workbench to reduce the problem that when the plastic bag is placed downwards due to the large distance between the manipulator 210 and the folding workbench, the plastic bag has light self weight and drifts to the periphery, so that the position of the plastic bag on the folding workbench is deviated and even the plastic bag falls off, therefore, the plastic bag can be stably and accurately placed on the folding workbench, and the folding regularity of the plastic bag on the folding workbench by a subsequent folding assembly is correspondingly ensured; after the transfer is completed, the second driving assembly 220 drives the robot 210 to move upward to the initial position, and the first driving assembly then drives the robot 210 to move toward the cutting table for the next transmission. The folding assembly then folds the plastic bag, which is then transported to a set position or, after a strapping operation, is transferred to a set position.

It should be noted that, in the process of transferring the robot 210 by the transfer device 200, the sequence of driving the robot 210 by the first driving assembly and the second driving assembly 220 is not limited, and the second driving assembly 220 may drive the robot 210 to descend first and then drive the robot 210 to reach the folding workbench after the first driving assembly.

Optionally, in this embodiment, as shown in fig. 1 and fig. 2, the conveying device 200 may further include a guide seat 230, a guide post 240, and a mounting seat 270, the guide seat 230 is provided with a guide hole from top to bottom, the guide post 240 is fittingly inserted into the guide hole, the mounting seat 270 is fixedly connected to a bottom end of the guide post 240, and the manipulator 210 is mounted on the mounting seat 270; the second driving assembly 220 is mounted on the guide base 230, and a driving end of the second driving assembly 220 is connected with the mounting base 270 for driving the mounting base 270 to move up and down. The guide holder 230 is in telescopic connection with the mounting holder 270 through the second driving assembly 220, the driving end of the first driving assembly can be connected with the guide holder 230, and the manipulator 210 and the second driving assembly 220 are driven to move by applying force to the guide holder 230; when the manipulator 210 needs to descend to reduce the distance between the manipulator and the folding workbench, the second driving assembly 220 drives the mounting seat 270 to move downwards, the mounting seat 270 drives the manipulator 210 to descend, in the descending process, the guide post 240 slides along the guide hole, and the guide hole guides and limits the descending track of the manipulator 210 to the guide post 240, so that the position accuracy of the manipulator 210 driven by the second driving assembly 220 to descend is improved, the position accuracy of the plastic bag placed on the folding workbench is further improved, and the folding assembly is ensured to fold the plastic bag; accordingly, the matching of the guide post 240 and the guide hole can also improve the accuracy of the second driving assembly 220 driving the robot 210 to ascend and return.

Specifically, the number of the guide posts 240 and the number of the guide holes may be four, and the guide posts 240 and the guide holes are matched one to one, and the four guide posts 240 are distributed at four corners of the mounting base 270, so as to improve the guiding balance of the guide posts 240 to the mounting base 270.

Alternatively, in the present embodiment, as shown in fig. 1 and 2, the guide holder 230 may be provided with a guide sleeve 231, and a through hole in the guide sleeve 231 is coaxially communicated with the guide hole. The guide sleeve 231 is arranged on the guide seat 230 at a position corresponding to the guide cylinder, and the through hole in the guide sleeve 231 and the guide hole are integrally formed into a hole body to guide the guide post 240, so that the guide length of the guide post 240 by the hole body is increased, the stability of the guide post 240 and the hole body in matching sliding is improved, and the guide stability of the mounting seat 270 is correspondingly improved. Specifically, the number of the guide sleeves 231 is equal to the number of the guide holes, and corresponds to one.

In this embodiment, the conveying device 200 may further include a first guide rail 250 connected between the cutting workbench and the folding workbench, a sliding block 260 is disposed at the bottom of the guide seat 230, and the sliding block 260 is slidably connected to the first guide rail 250; the driving end of the first driving assembly is connected to the slider 260 for driving the slider 260 to slide reciprocally along the first guide rail 250. The first driving assembly drives the guide seat 230, the guide post 240, the second driving assembly 220, the mounting seat 270 and the manipulator 210 to move by applying force to the slider 260, and in the moving process, the first guide rail 250 is in sliding connection with the slider 260, so that the slider 260 and further the stroke of the manipulator 210 moving between the cutting workbench and the folding workbench are limited in position, and the driving position precision of the first driving assembly on the manipulator 210 is improved. Specifically, the number of the first guide rails 250 may be two, and the two first guide rails 250 are arranged in parallel; correspondingly, there are two sets of sliding blocks 260, and the two sets of sliding blocks 260 are in one-to-one sliding connection with the two first guide rails 250, and preferably, the two sets of sliding blocks 260 are respectively located at two end positions of the mounting seat 270.

Alternatively, the driving end of the first driving assembly may also be connected to the guide holder 230 for driving the guide holder 230 to reciprocate along the first guide rail 250; specifically, the first guide rail 250 may be disposed approximately horizontally, and accordingly, the first driving assembly drives the robot 210 to slide horizontally along the first guide rail 250; the guide post 240 may be vertically disposed, and the second driving assembly 220 drives the robot arm 210 to vertically lift and lower.

Optionally, in this embodiment, as shown in fig. 3, the cutting assembly 100 may include a third driving assembly 110, a cutting block assembly 120, and a cutting die, the cutting die is clamped to the cutting block assembly 120, the cutting block assembly 120 is fixedly connected to a driving end of the third driving assembly 110, and the third driving assembly 110 drives the cutting block assembly 120 to move up and down. The cutting assembly 100 is a specific form, wherein a cutting die is clamped on the cutting clamping die assembly 120, the cutting worktable is arranged right below the cutting clamping die assembly 120, the third driving assembly 110 drives the cutting clamping die assembly 120 and the cutting die to move downwards, and the cutting die cuts a workpiece to be processed on the cutting worktable to obtain a finished plastic bag; when a workpiece to be machined is placed on the cutting workbench, the third driving assembly 110 drives the cutter clamping die assembly 120 and the cutter die to move upwards to a certain height so as to reduce interference on placing operation, and when the workpiece needs to be cut, the third driving assembly 110 drives the cutter clamping die assembly 120 and the cutter die to move downwards.

In this embodiment, as shown in fig. 4, the cutting die assembly 120 may include a lifting base 121 and a jaw assembly, the jaw assembly includes a first jaw 123a and a second jaw 123b, the lifting base 121 is provided with a kidney-shaped hole 122, a fourth driving assembly is installed on the top surface of the lifting base 121, a driving end of the fourth driving assembly is connected to the first jaw 123a and the second jaw 123b, the first jaw 123a and the second jaw 123b both penetrate through the kidney-shaped hole 122 from top to bottom, and the fourth driving assembly is configured to drive the first jaw 123a and the second jaw 123b to move in opposite directions or move in opposite directions; the driving end of the third driving assembly 110 is connected to the lifting base 121, and is used for driving the lifting base 121 to move up and down. In this embodiment, as a specific form of the cutting die clamping assembly 120, the first jaw 123a and the second jaw 123b can slide along the length direction of the kidney-shaped hole 122 under the driving action of the fourth driving assembly, and when the cutting die needs to be clamped, the fourth driving assembly drives the first jaw 123a and the second jaw 123b to move towards each other, and the first jaw 123a and the second jaw 123b clamp the cutting die therebetween; when the cutting die needs to be replaced, the fourth driving component drives the first clamping jaw 123a and the second clamping jaw 123b to move back to back, the cutting die is released by the first clamping jaw 123a and the second clamping jaw 123b, an operator can replace the cutting die, after the replacement is completed, a new cutting die is placed between the first clamping jaw 123a and the second clamping jaw 123b, the fourth driving component is controlled to drive the first clamping jaw 123a and the second clamping jaw 123b to move oppositely, the operation of replacing the cutting die is convenient and fast, and the damage of the installation process to the cutting die caused by collision and the like is less.

Specifically, the first jaw 123a and the second jaw 123b may be one, the kidney-shaped hole 122 may be one, the first jaw 123a and the second jaw 123b both pass through the kidney-shaped hole 122, and the fourth driving assembly can drive at least one of the two jaws to move along the kidney-shaped hole 122; or, the first jaw 123a and the second jaw 123b are both one, the two kidney-shaped holes 122 are in one-to-one correspondence with the two jaws, and the fourth driving assembly can drive at least one of the two jaws to move along the corresponding kidney-shaped hole 122. In addition, as shown in fig. 4, the number of the first claws 123a and the number of the second claws 123b may also be two, wherein two of the first claws 123a are located on one side of the lifting base 121, two of the second claws 123b are located on the opposite side of the lifting base 121, the number of the kidney-shaped holes 122 is four, and the kidney-shaped holes correspond to the four claws one by one, the fourth driving component can drive the two first claws 123a or the two second claws 123b to move synchronously, or can drive the four claws to move, and the two first claws 123a move synchronously and the two second claws 123b move synchronously; wherein, when the jack catch is four, four jack catches can be fixed simultaneously to four bights of cutting die to improve the fixed firmness to the cutting die.

In this embodiment, the fourth driving assembly includes a first driving member 124 and a first lead screw 125, and a driving end of the first driving member 124 is connected to the first lead screw 125 and is used for driving the first lead screw 125 to rotate; the top of the first jaw 123a is fixedly connected with a first nut 126a, the top of the second jaw 123b is fixedly connected with a second nut 126b, and the first nut 126a and the second nut 126b are both in threaded engagement with the first lead screw 125. Here, as a specific form of the fourth driving assembly, when the cutting die needs to be replaced, the first driving member 124 drives the first lead screw 125 to rotate, the first lead screw 125 is in threaded engagement with the first nut 126a and the second nut 126b, and the first jaw 123a and the second jaw 123b are restricted by the kidney-shaped hole 122 and cannot rotate, the first nut 126a and the second nut 126b move along the length direction of the first lead screw 125 under the driving action of the first lead screw 125 and the restriction action of the jaws, specifically, by setting the screwing direction of the threads screwed with the first lead screw 125 and the first nut 126a and the second nut 126b, when the first lead screw 125 rotates in the first direction, the first nut 126a and the second nut 126b move towards each other, and accordingly, the first jaw 123a and the second jaw 123b move towards each other, so as to clamp the jaws on the cutting die; when the first driving element 124 drives the first lead screw 125 to rotate in the second direction, the first nut 126a and the second nut 126b move back to back, and accordingly the first jaw 123a and the second jaw 123b move back to back, so that the jaws release the cutting die.

Optionally, in this embodiment, as shown in fig. 3, a first connecting seat 127a may be fixedly connected to the top of the first jaw 123a, and the top of the first nut 126a and the top of the first jaw 123a are fixedly connected to the first connecting seat 127 a; the top of the second jaw 123b is fixedly connected with a second connecting seat 127b, and the top of the second nut 126b and the top of the second jaw 123b are fixedly connected with the second connecting seat 127 b; the top surface of the lifting seat 121 is provided with a second guide rail 128, and the first connecting seat 127a and the second connecting seat 127b are slidably connected to the second guide rail 128. The first screw 125 drives the first nut 126a and the second nut 126b to move along the length direction thereof, the first nut 126a drives the first connecting seat 127a to move synchronously therewith, and in the moving process, the second guide rail 128 guides and limits the sliding track of the first connecting seat 127 a; similarly, the second guide rail 128 guides and limits the sliding track of the second connecting seat 127b, and guides the opposite movement or the back movement of the first claw 123a and the second claw 123b, so that the moving position accuracy of the first claw 123a and the second claw 123b is improved, and the clamping effect of the first claw 123a and the second claw 123b on the cutting die is ensured.

Specifically, as shown in fig. 3 and 4, when the first clamping jaw 123a and the second clamping jaw 123b are both two, the two first clamping jaws 123a may be both fixedly connected to the first connecting seat 127a, and the two second clamping jaws 123b may be both fixedly connected to the second connecting seat 127 b.

In this embodiment, the plastic bag processing apparatus may further include a deviation rectifying device 300, where the deviation rectifying device 300 includes a fifth driving component 310, a controller and a detecting component, and the detecting component is used to detect the position of the workpiece to be processed placed on the cutting worktable; the driving end of the fifth driving assembly 310 is connected to the housing of the third driving assembly 110 for driving the third driving assembly 110 to adjust the position horizontally, and both the fifth driving assembly 310 and the detecting assembly are connected to the controller. When the workpiece to be machined is placed on the cutting workbench, the detection assembly obtains the position of the workpiece to be machined through detection, corresponding position electric signals are transmitted to the controller, the controller receives the position electric signals and correspondingly controls the second driving assembly 220 to drive the third driving assembly 110 to move, the third driving assembly 110 drives the cutter clamping die assembly 120 to perform position adjustment until the cutter clamping die assembly 120 corresponds to the plastic bag on the cutting workbench up and down, the third driving assembly 110 drives the cutter clamping die assembly 120 to move downwards, the cutter die cuts the workpiece to be machined, the position accuracy of the cutter die for cutting the workpiece to be machined is improved, the phenomenon that the cutter die and the workpiece to be machined do not correspond up and down to cause deviation of the cut plastic bag is reduced, and the situation that the widths of two handles of a vest bag are different is caused.

Specifically, the driving direction of the fifth driving assembly 310 may be the width direction of the cutting table; the detection component may be a position sensor; it should be noted that, in the present application, the connection relationship between the controller and the fifth driving component 310 and the detecting component belongs to the improvement of the present application, but the setting of the program in the controller and the signal transmission between the controller and the fifth driving component 310 and the detecting component to control the operation belong to the prior art, and do not belong to the improvement of the present application.

In this embodiment, the fifth driving assembly 310 may include a sliding seat 311 and a third connecting seat 312 fixedly connected to the sliding seat 311, the housing of the third driving assembly 110 is fixedly connected to the sliding seat 311, and the third connecting seat 312 is fixedly connected to a third nut 313; the fifth driving assembly 310 further includes a second driving member 314, and a second lead screw 315 and a guide rod 316 which are arranged in parallel, wherein a driving end of the second driving member 314 is connected with the second lead screw 315 for driving the second lead screw 315 to rotate; the third nut 313 is engaged with the second lead screw 315, and the third connecting seat 312 is slidably connected to the guide rod 316. Here, as a specific form of the fifth driving assembly 310, when the third driving assembly 110 and then the position of the cutting die assembly 120 need to be adjusted, the second driving member 314 drives the second lead screw 315 to rotate, the second lead screw 315 is in threaded engagement with the third nut 313, and as the third connecting seat 312 is in sliding contact with the guide rod 316, the third nut 313 moves along the length direction of the second lead screw 315 under the working driving action of the guide rod 316 and the second lead screw 315, so as to drive the sliding seat 311, the third driving assembly 110 and the cutting die assembly 120 to adjust the position along the length direction of the second lead screw 315.

Specifically, as shown in fig. 3, there may be two guide rods 316, and the two guide rods 316 are respectively located at two sides of the second lead screw 315; the number of the third connecting seats 312 may be two, the two third connecting seats 312 are respectively connected to two opposite sides of the sliding seat 311, and the third driving assembly 110 is located between the two third connecting seats 312, so as to improve the connection firmness and stability between the third connecting seats 312 and the sliding seat 311.

Specifically, the cutting device, the conveying device 200 and the deviation correcting device 300 are all mounted on a rack of the plastic bag processing equipment, a vertically arranged fixing plate 400 can be fixedly connected to the rack, a sliding hole 410 is arranged on the fixing plate 400 in the horizontal direction, and a sliding seat 311 of the deviation correcting component is in sliding connection with the sliding hole 410, so that in the process that the third connecting seat 312 drives the sliding seat 311 to slide along the length direction of the second lead screw 315, the sliding hole 410 can guide the sliding track of the sliding seat 311 to improve the sliding position accuracy of the sliding seat 311, and correspondingly improve the position accuracy of the third driving component 110 and the clamping knife mold component 120; in addition, the sliding connection hole 410 can also support the sliding seat 311 upward, so as to reduce the load of the third connection seat 312 on the third driving assembly 110 and the cutting die assembly 120 through the sliding seat 311.

In the driving assembly or driving member as a power source according to the present application, the motion trajectory of the driven object may be a linear power source, such as the first driving assembly, the second driving assembly 220, the third driving assembly 110, and the like, and a push rod motor, an air cylinder, a hydraulic cylinder, a nut and screw mechanism, a rack and pinion mechanism, or another device capable of achieving linear driving may be adopted; the power source for driving the object to rotate, such as the first driving member 124 and the second driving member 314, may be a motor, a rotary cylinder, a gear transmission mechanism, a belt transmission mechanism, a link mechanism, or other devices capable of realizing rotational driving.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The plastic bag processing equipment is characterized by comprising a cutting device and a folding device, wherein the cutting device is used for cutting a workpiece to be processed to obtain a plastic bag, the folding device is used for folding the plastic bag, the cutting device comprises a cutting assembly (100) and a cutting workbench, the folding device comprises a folding assembly and a folding workbench, and the cutting workbench is higher than the folding workbench;

the plastic bag processing equipment further comprises a conveying device (200), wherein the conveying device (200) comprises a mechanical arm (210), a first driving assembly and a second driving assembly (220), the first driving assembly is used for driving the mechanical arm (210) to reciprocate between the cutting workbench and the folding workbench, and the second driving assembly (220) is used for driving the mechanical arm (210) to move up and down.

2. The plastic bag processing equipment according to claim 1, wherein the conveying device (200) further comprises a guide seat (230), a guide post (240) and a mounting seat (270), the guide seat (230) is provided with a guide hole from top to bottom, the guide post (240) is fittingly inserted into the guide hole, the mounting seat (270) is fixedly connected to the bottom end of the guide post (240), and the manipulator (210) is mounted on the mounting seat (270); the second driving assembly (220) is mounted on the guide seat (230), and the driving end of the second driving assembly (220) is connected with the mounting seat (270) and used for driving the mounting seat (270) to move up and down.

3. The plastic bag processing apparatus according to claim 2, wherein the guide holder (230) is provided with a guide sleeve (231), and a through hole in the guide sleeve (231) is coaxially communicated with the guide hole.

4. The plastic bag processing apparatus according to claim 2, wherein the conveyor (200) further comprises a first guide rail (250) connected between the cutting table and the folding table, a slider (260) is provided at the bottom of the guide base (230), and the slider (260) is slidably connected to the first guide rail (250);

the driving end of the first driving assembly is connected with the sliding block (260) and used for driving the sliding block (260) to slide along the first guide rail (250) in a reciprocating mode; or the driving end of the first driving component is connected with the guide seat (230) and used for driving the guide seat (230) to reciprocate along the first guide rail (250).

5. The plastic bag processing apparatus according to any one of claims 1 to 4, wherein the cutting assembly (100) comprises a third driving assembly (110), a clamping cutting die assembly (120) and a cutting die, the cutting die is clamped on the clamping cutting die assembly (120), the clamping cutting die assembly (120) is fixedly connected to a driving end of the third driving assembly (110), and the third driving assembly (110) drives the clamping cutting die assembly (120) to move up and down.

6. The plastic bag processing equipment according to claim 5, wherein the cutter clamping module (120) comprises a lifting seat (121) and a jaw assembly, the jaw assembly comprises a first jaw (123a) and a second jaw (123b), the lifting seat (121) is provided with a kidney-shaped hole (122), a fourth driving assembly is installed on the top surface of the lifting seat (121), the driving end of the fourth driving assembly is connected with the first jaw (123a) and the second jaw (123b), the first jaw (123a) and the second jaw (123b) both penetrate through the kidney-shaped hole (122) from top to bottom, and the fourth driving assembly is used for driving the first jaw (123a) and the second jaw (123b) to move towards each other or move away from each other; the driving end of the third driving component (110) is connected with the lifting seat (121) and is used for driving the lifting seat (121) to move up and down.

7. The plastic bag processing apparatus according to claim 6, wherein the fourth driving assembly comprises a first driving member (124) and a first lead screw (125), and a driving end of the first driving member (124) is connected with the first lead screw (125) for driving the first lead screw (125) to rotate; the top of first jack catch (123a) is rigid coupling has first nut (126a), the top rigid coupling of second jack catch (123b) has second nut (126b), first nut (126a) with second nut (126b) all with first lead screw (125) threaded engagement.

8. The plastic bag processing apparatus according to claim 7, wherein a first coupling seat (127a) is fixedly connected to a top portion of the first jaw (123a), and the first nut (126a) and the top portion of the first jaw (123a) are fixedly connected to the first coupling seat (127 a); a second connecting seat (127b) is fixedly connected to the top of the second clamping jaw (123b), and the top of the second nut (126b) and the top of the second clamping jaw (123b) are fixedly connected to the second connecting seat (127 b); the top surface of the lifting seat (121) is provided with a second guide rail (128), and the first connecting seat (127a) and the second connecting seat (127b) are both in sliding connection with the second guide rail (128).

9. The plastic bag processing apparatus according to claim 5, further comprising a deviation correcting device (300), wherein the deviation correcting device (300) comprises a fifth driving assembly (310), a controller and a detecting assembly for detecting the position of the member to be processed placed on the cutting table; the driving end of the fifth driving assembly (310) is connected with the shell of the third driving assembly (110) and used for driving the third driving assembly (110) to horizontally adjust the position, and the fifth driving assembly (310) and the detection assembly are both connected with the controller.

10. The plastic bag processing apparatus according to claim 9, wherein the fifth driving assembly (310) comprises a sliding seat (311) and a third connecting seat (312) fixedly connected to the sliding seat (311), the housing of the third driving assembly (110) is fixedly connected to the sliding seat (311), and the third connecting seat (312) is fixedly connected with a third nut (313);

the fifth driving assembly (310) further comprises a second driving piece (314), and a second lead screw (315) and a guide rod (316) which are arranged in parallel, wherein the driving end of the second driving piece (314) is connected with the second lead screw (315) and is used for driving the second lead screw (315) to rotate; the third nut (313) is in threaded engagement with the second lead screw (315), and the third connecting seat (312) is in sliding connection with the guide rod (316).