CN213593789U

CN213593789U - A cutting device for wrapping bag production

Info

Publication number: CN213593789U
Application number: CN202022459279.3U
Authority: CN
Inventors: 欧阳玉伟; 吴国栋; 吴海燕
Original assignee: Wenzhou Lianhai Bag Making Co ltd
Current assignee: Wenzhou Lianhai Bag Making Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-02
Anticipated expiration: 2030-10-30

Abstract

The utility model relates to the technical field of packaging bag processing, in particular to a cutting device for packaging bag production, which comprises a workbench and a bracket, wherein the bracket is arranged on the workbench, a cutting area and a pressing device are arranged on the workbench, a cutting assembly is arranged on the bracket, and the cutting assembly is positioned right above the bracket; the pressing device comprises two groups of pressing components which are respectively positioned at two ends of the cutting area; the pressing assembly comprises a pressing block, a transmission part and a first air cylinder, a fixed seat is arranged on the upper end face of the cutting area, the transmission part is arranged on the fixed seat, one end of the transmission part is connected with the pressing block, and the other end of the transmission part is connected with the first air cylinder. The staff will treat the wrapping bag of cutting and place on the cutting area, and the subassembly that compresses tightly at rethread both ends compresses tightly the location on the cutting area, and the wrapping bag that appears when preventing to cut slides, improves the work efficiency of cutting.

Description

A cutting device for wrapping bag production

Technical Field

The utility model relates to a wrapping bag processing technology field especially relates to a cutting device for wrapping bag production.

Background

The plastic packaging bag needs a plurality of different working procedures in the production process, and can be cut again due to the size reason after production, so that the cutting machine is used in the production process, and the plastic packaging bag is correspondingly cut according to the requirement.

Current cutting machine adopts the sword that cuts directly to the wrapping bag cutting usually, and the wrapping bag slides easily when leading to the cutting, and the size and the position that lead to cutting are not conform to the requirement, cause the waste of resource, to this problem, the utility model provides a cutting device for wrapping bag production.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a cutting device for wrapping bag production.

The utility model adopts the technical proposal that: a cutting device for packaging bag production comprises a workbench and a support, wherein the support is arranged on the workbench, a cutting area and a pressing device are arranged on the workbench, a cutting assembly is arranged on the support and is positioned right above the support, the cutting assembly comprises a second cylinder, a cutting knife, an installation frame, a round fixing plate and a guide rod, one end of the second cylinder is connected with the support, the other end of the second cylinder is connected with the installation frame, the cutting knife is arranged on the installation frame, the round fixing plate is arranged on the support through the guide rod, and a bearing is arranged between the guide rod and the support; the pressing device comprises two groups of pressing components which are respectively positioned at two ends of the cutting area; compress tightly the subassembly including compressing tightly piece, driving medium and first cylinder, cutting area up end be provided with the fixing base, the driving medium sets up on the fixing base, and driving medium one end is connected with the compact heap, the other end is connected with first cylinder, the staff will treat the wrapping bag of cutting and place on the cutting area, the subassembly that compresses tightly at rethread both ends compresses tightly the location on the cutting area, the wrapping bag that appears when preventing to cut slides, improves the work efficiency of cutting.

Preferably, the compact heap is including compressing tightly portion and installation department, and the portion of compressing tightly is opened there is the semicircle arc mouth, semicircle arc mouth and the looks adaptation of circle form fixed plate, the installation department is connected with the driving medium, after compressing tightly the subassembly and compressing tightly the wrapping bag, the staff opens first cylinder, first cylinder drive mounting bracket descend, the wrapping bag is touched earlier to the circle form fixed plate to it is fixed to flatten to the wrapping bag to mutually support with the semicircle arc mouth of the portion of compressing tightly, thereby the increase is to the area that compresses tightly of wrapping bag, further makes to compress tightly the subassembly more stable.

Preferably, the transmission part comprises a transmission plate, a transmission triangular block and a pushing block, the transmission triangular block comprises a first mounting angle, a second mounting angle and a third mounting angle, the first mounting angle of the transmission triangular block is arranged on the fixed seat, and a first rotating shaft is arranged between the first mounting angle and the fixed seat; one end of the transmission plate is hinged with the mounting part of the pressing block, a second rotating shaft is arranged between the other end of the transmission plate and a second mounting angle of the transmission triangular block, and the lower end of the pressing block is hinged with the workbench; the cutting device is characterized in that a first sliding block is arranged at the bottom end of the pushing block, the pushing block is arranged on the cutting area through the first sliding block, a sliding rod is arranged on the pushing block, one end of the pushing block is connected with a third mounting angle of the transmission triangular block through the sliding rod, and the other end of the pushing block is connected with a first air cylinder.

Preferably, the third installation angle is opened and is had the movable groove, the slide bar of ejector pad set up in the movable groove, the staff opens the second cylinder, the second cylinder promote the ejector pad to the fixing base direction, the ejector pad on the slide bar promote the three hornblocks of transmission to rotate, the three hornblocks of transmission drive the driving plate and swing to make the compact heap push down, like the same, the staff closes the second cylinder, when the ejector pad moves toward the opposite direction of fixing base, compact heap and wrapping bag contactless, and transmission mode is simple, has convenient and practical's advantage.

Preferably, first slider and ejector pad shaping be as an organic whole, the cutting district open and have the slide rail of adaptation in first slider, the cooperation of first slider of ejector pad accessible and slide rail, further improve the transmission stability of driving medium.

Preferably, buffer spring has been put to the cover on the guide bar, buffer spring be located between circle form fixed plate and the support, after circle form fixed plate contact wrapping bag, the cooperation of circle form fixed plate through buffer spring and guide bar to prevent that cutting knife and circle form fixed plate from crushing the wrapping bag when pushing down.

Preferably, the terminal surface all is provided with the rubber protection pad under the portion that compresses tightly of circle form fixed plate and compact heap, and the rubber protection pad that this design was add avoids circle form fixed plate and compact heap to damage the wrapping bag when compressing tightly the work.

To sum up, the utility model discloses beneficial effect does:

1. the staff will treat the wrapping bag of cutting and place on the cutting area, the staff opens the second cylinder, the second cylinder promote the ejector pad to the fixing base direction, the ejector pad on the slide bar promote the three hornblocks of transmission and rotate, the three hornblocks of transmission drive the driving plate and swing to make the compact heap push down, with the same reason, the staff closes the second cylinder, when the ejector pad moves toward the opposite direction of fixing base, compact heap and wrapping bag contactless, this design compresses tightly the location on the cutting area through the compact heap at both ends, the wrapping bag that appears when preventing to cut slides, improves the work efficiency of cutting.

2. The compact heap is including compressing tightly portion and installation department, and the portion of compressing tightly is opened there is the semicircle arc mouth, semicircle arc mouth and the looks adaptation of circle form fixed plate, the installation department is connected with the driving medium, after compressing tightly the subassembly and compressing tightly the wrapping bag, the staff opens first cylinder, first cylinder drive mounting bracket descend, the wrapping bag is touched earlier to the circle form fixed plate to it is fixed to flatten to the wrapping bag to mutually support with the semicircle arc mouth of the portion that compresses tightly, thereby the increase is to the area that compresses tightly of wrapping bag, further makes to compress tightly the subassembly more stable.

3. Buffer spring has been put to the cover on the guide bar, buffer spring be located between circle form fixed plate and the support, after circle form fixed plate contact wrapping bag, the cooperation of circle form fixed plate through buffer spring and guide bar, the terminal surface all is provided with the rubber protection pad under the portion that compresses tightly of circle form fixed plate and compact heap to prevent that cutting knife and circle form fixed plate from crushing the wrapping bag when pushing down.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is apparent that other drawings are obtained from the drawings.

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

FIG. 2 is a cross-sectional view of the rear pushing block of FIG. 1 with one side of the fixing base removed;

fig. 3 is a top view of the pressing device and the circular fixing plate of fig. 1 with the cutting assembly removed.

The labels in the figure are: workstation 1, support 2, second cylinder 3, cutting knife 4, mounting bracket 5, circular fixed plate 6, guide bar 7, bearing 8, compact heap 9, first cylinder 10, fixing base 11, portion 12 compresses tightly, installation department 13, semicircle arc 14, driving plate 15, transmission triangle piece 16, ejector pad 17, first bugle 18, second bugle 19, third bugle 20, first pivot 21, first slider 22, slide bar 23, cutting area 24, activity groove 25, slide rail 26, buffer spring 27, rubber protection pad 28, second pivot 29.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention.

As shown in fig. 1 to 3, a cutting device for producing packaging bags comprises a workbench 1 and a support 2, wherein the support 2 is arranged on the workbench 1, a cutting area 24 and a pressing device are arranged on the workbench 1, a cutting assembly is arranged on the support 2 and is positioned right above the support 2, the cutting assembly comprises a second cylinder 3, a cutting knife 4, an installation frame 5, a circular fixing plate 6 and a guide rod 7, one end of the second cylinder 3 is connected with the support 2, and the other end of the second cylinder is connected with the installation frame 5; the cutting knife 4 is arranged on the mounting rack 5; the number of the round fixing plates 6 is two, and the cutting knife 4 is positioned between the two round fixing plates 6; the round fixing plate 6 is arranged on the bracket 2 through a guide rod 7, and a bearing 8 is arranged between the guide rod 7 and the bracket 2;

in order to prevent that cutting knife 4 from damaging the wrapping bag when pushing down in circle form fixed plate 6, the utility model discloses preferred embodiment is, buffer spring 27 has been put to the cover on the guide bar 7, buffer spring 27 be located between circle form fixed plate 6 and the support 2, and the upper end support 2 of contradicting, circle form fixed plate 6 is contradicted to the lower extreme, after circle form fixed plate 6 contacts the wrapping bag to through buffer spring 27's cooperation, further protect the wrapping bag.

The prior cutting machine usually adopts a cutting knife to directly cut the packaging bag, so that the packaging bag is easy to slide when being cut, the cut size and position are not in accordance with the requirements, and the resource waste is caused, and aiming at the problem, the utility model has the preferable embodiment that the packaging bag on the cutting area 24 is cut by a pressing device, the pressing device comprises two groups of pressing components, and the two groups of pressing components are respectively positioned at two ends of the cutting area 24;

the pressing assembly comprises a pressing block 9, a transmission piece and a first air cylinder 10, a fixed seat 11 is arranged on the upper end face of the cutting area 24, the transmission piece comprises a transmission plate 15, a transmission triangular block 16 and a push block 17, the transmission triangular block 16 comprises a first mounting angle 18, a second mounting angle 19 and a third mounting angle 20, the first mounting angle 18 of the transmission triangular block 16 is arranged on the fixed seat 11, and a first rotating shaft 21 is arranged between the first mounting angle 18 and the fixed seat 11; one end of the transmission plate 15 is hinged with the pressing block 9, a second rotating shaft 29 is arranged between the other end of the transmission plate and a second mounting angle 19 of the transmission triangular block 16, the lower end of the pressing block 9 is hinged with the workbench 1, and the first rotating shaft 21 and the second rotating shaft 29 are respectively matched with the transmission triangular block 16 and the transmission plate 15 to rotate; a sliding rod 23 is arranged on the pushing block 17, one end of the pushing block 17 is connected with a third mounting angle 20 of the transmission triangular block 16 through the sliding rod 23, and the other end of the pushing block 17 is connected with the first cylinder 10;

third installation angle 20 is opened there is movable groove 25, push block 17's slide bar 23 set up in movable groove 25, the staff opens second cylinder 3, second cylinder 3 promote push block 17 to fixing base 11 direction, push block 17 on slide bar 23 promote three hornblocks of transmission 16 and rotate, three hornblocks of transmission 16 drive driving plate 15 and swing to make compact heap 9 push down, compress tightly to the wrapping bag, and on the same principle, the staff closes second cylinder 3, when push block 17 moves toward the opposite direction of fixing base 11, compact heap 9 and wrapping bag contactless.

In order to improve the transmission stability of driving medium, with the utility model discloses preferred embodiment be, ejector pad 17 bottom be provided with first slider 22, ejector pad 17 set up on cutting area 24 through first slider 22, first slider 22 is as an organic whole with ejector pad 17 shaping, cutting area 24 open and to have the slide rail 26 of adaptation in first slider 22, ejector pad 17 is transverse motion on cutting area 24 through first slider 22.

In order to increase the pressing area of the packaging bag, the preferred embodiment of the present invention is that the pressing block 9 comprises a pressing portion 12 and an installation portion 13, the pressing portion 12 is provided with a semicircular arc opening 14, the semicircular arc opening 14 is matched with the circular fixing plate 6, the lower end surfaces of the circular fixing plate 6 and the pressing portion 12 of the pressing block 9 are both provided with rubber protection pads 28, the rubber protection pads 28 are additionally arranged in the design, and the circular fixing plate 6 and the pressing block 9 are prevented from damaging the packaging bag when the pressing operation is performed; installation department 13 is connected with the driving medium, and after compressing tightly the subassembly and compressing tightly the wrapping bag, the staff opens first cylinder 10, first cylinder 10 drive mounting bracket 5 descend, circle form fixed plate 6 contacts the wrapping bag earlier to it is fixed to flatten with the semicircle arc mouth 14 of portion 12 of compressing tightly mutually to the wrapping bag, further makes to compress tightly the subassembly more stable.

The working mode is as follows: firstly, a packaging bag to be cut is placed on a cutting area 24, then, the second cylinders 3 at two ends are opened simultaneously, the second cylinders 3 push the push block 17 to move towards the fixed seat 11, the push block 17 slides through the first sliding block 22, the sliding rod 23 on the push block 17 pushes the transmission triangular block 16 to rotate, the transmission triangular block 16 drives the transmission plate 15 to swing, and the pressing block 9 rotates, so that the pressing block 9 is pressed downwards to realize the pressing of the packaging bag; open first cylinder 10 again, first cylinder 10 make mounting bracket 5 descend, circle form fixed plate 6 contacts the wrapping bag earlier to it is fixed to flatten with the semicircle arc mouth 14 of the portion of compressing tightly 12 mutually supporting to the wrapping bag, treat that cutting knife 4 cuts the wrapping bag can.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concept is not limited to this embodiment, and any modification that utilizes the inventive concept is intended to be within the scope of the present patent application.

Claims

1. The utility model provides a cutting device for wrapping bag production, including workstation and support, the support set up on the workstation, its characterized in that: the cutting device comprises a workbench, a support and a cutting assembly, wherein the workbench is provided with a cutting area and a pressing device, the support is provided with the cutting assembly, the cutting assembly is positioned right above the support and comprises a second air cylinder, a cutting knife, an installation frame, a round fixing plate and a guide rod, one end of the second air cylinder is connected with the support, the other end of the second air cylinder is connected with the installation frame, the cutting knife is arranged on the installation frame, the round fixing plate is arranged on the support through the guide rod, and a bearing is arranged between the guide rod and the support; the pressing device comprises two groups of pressing components which are respectively positioned at two ends of the cutting area; the pressing assembly comprises a pressing block, a transmission part and a first air cylinder, a fixed seat is arranged on the upper end face of the cutting area, the transmission part is arranged on the fixed seat, one end of the transmission part is connected with the pressing block, and the other end of the transmission part is connected with the first air cylinder.

2. The cutting apparatus for the production of packaging bags according to claim 1, wherein: the compact heap is including compressing tightly portion and installation department, and the portion of compressing tightly is opened there is the semicircle nock, semicircle nock and the looks adaptation of circle form fixed plate, the installation department is connected with the driving medium.

3. The cutting apparatus for the production of packaging bags according to claim 2, wherein: the transmission part comprises a transmission plate, a transmission triangular block and a push block, the transmission triangular block comprises a first mounting angle, a second mounting angle and a third mounting angle, the first mounting angle of the transmission triangular block is arranged on the fixed seat, and a first rotating shaft is arranged between the first mounting angle and the fixed seat; one end of the transmission plate is hinged with the mounting part of the pressing block, a second rotating shaft is arranged between the other end of the transmission plate and a second mounting angle of the transmission triangular block, and the lower end of the pressing block is hinged with the workbench; the cutting device is characterized in that a first sliding block is arranged at the bottom end of the pushing block, the pushing block is arranged on the cutting area through the first sliding block, a sliding rod is arranged on the pushing block, one end of the pushing block is connected with a third mounting angle of the transmission triangular block through the sliding rod, and the other end of the pushing block is connected with a first air cylinder.

4. A cutting apparatus for the production of packaging bags according to claim 3, characterized in that: the third mounting angle is provided with a movable groove, and the sliding rod of the push block is arranged in the movable groove.

5. The cutting apparatus for the production of packaging bags according to claim 1, wherein: the first sliding block and the pushing block are integrally formed, and the cutting area is provided with a sliding rail adaptive to the first sliding block.

6. The cutting apparatus for the production of packaging bags according to claim 1, wherein: the guide rod is sleeved with a buffer spring, and the buffer spring is positioned between the round fixing plate and the bracket.

7. The cutting apparatus for the production of packaging bags according to claim 6, wherein: rubber protection pads are arranged on the lower end faces of the compressing parts of the circular fixing plate and the compressing block.