CN216189854U

CN216189854U - Plastic packaging bag cutting machine

Info

Publication number: CN216189854U
Application number: CN202122917508.6U
Authority: CN
Inventors: 吴国海
Original assignee: Zhejiang Zhongsu Packaging Printing Co ltd
Current assignee: Zhejiang Zhongsu Packaging Printing Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-05
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a plastic packaging bag splitting machine which comprises a rack, wherein two transmission rollers are rotationally connected in the rack, a connecting rod is arranged between the two transmission rollers, a plurality of movable blocks are slidably connected onto the connecting rod, the movable blocks and the connecting rod are fixed through bolts, a cutter is fixed below the movable blocks, a first cutting edge is arranged on one side of the cutter close to the transmission roller on the left side, a second cutting edge is arranged at the bottom of the cutter, and a cutter feeding device for pushing the connecting rod to move up and down is arranged on the rack; the device also comprises a feeding device arranged on the left side of the transmission roller and a winding device arranged on the right side of the transmission roller. The position between the cutters is variable, and the cutting machine can be used for cutting packaging bag films with different sizes.

Description

Plastic packaging bag cutting machine

Technical Field

The utility model relates to the technical field of packaging bag equipment, in particular to a plastic packaging bag splitting machine.

Background

Plastic packaging bag exists in people's life as a common article, the wrapping bag need pass through film printing in process of production, the multilayer film is compound, the curing, processes such as system bag, to the bag body of difference, required film width is different, generally need cut the film of lapping, current cutting machine, the structure is complicated, only can cut the film of fixed size, it is comparatively inconvenient to use, and current cutting machine only has a tool bit, can make tool bit wearing and tearing serious after using for a long time, lead to the cutting effect variation, consequently, need a equipment to solve above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a plastic packaging bag splitting machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a plastic packaging bag splitting machine comprises a machine frame, wherein two transmission rollers are rotatably connected in the machine frame, a connecting rod is arranged between the two transmission rollers, a plurality of movable blocks are slidably connected onto the connecting rod, the movable blocks and the connecting rod are fixed through bolts, a cutter is fixed below the movable blocks, a first cutting edge is arranged on one side of the cutter close to the transmission roller on the left side, a second cutting edge is arranged at the bottom of the cutter, and a feeding device used for pushing the connecting rod to move up and down is arranged on the machine frame; the device also comprises a feeding device arranged on the left side of the transmission roller and a winding device arranged on the right side of the transmission roller.

The feeding device is a feeding roller which is arranged in the frame and is rotationally connected with the frame.

The winding device comprises a material receiving roller, the material receiving roller comprises a first material receiving roller and a second material receiving roller which are arranged up and down, and the first material receiving roller and the second material receiving roller are driven to rotate through a driving device.

The feed gear is a cylinder fixed on the front and back end faces of the frame, and a push rod of the cylinder is detachably fixed with the connecting rod.

A base is further fixed in the rack, the base is located between the two conveying rollers and corresponds to the position of the cutter, and the upper portion of the base is flush with the uppermost ends of the conveying rollers.

Be equipped with the breach in the base, the breach is corresponding with the position of second cutting edge, is equipped with the spring in the base, and the spring is located the breach, and the lower extreme and the base of spring are fixed, and the upper end of spring is fixed with the baffle, and after the spring compression, in the cutter can stretch into the breach, the up end position of first cutting edge and base is corresponding.

The driving device comprises a driving motor fixed on the rack, the driving motor is connected with a rotating shaft of the first winding roller, the rotating shaft of the first winding roller and the rotating shaft of the second winding roller are driven through a linkage device, and the rotating direction of the rotating shaft of the first winding roller is consistent with that of the second winding roller.

The linkage device comprises a first driving wheel and a second driving wheel which are arranged on the rack, the first driving wheel and the second driving wheel are meshed with each other, a rotating shaft of the first driving wheel is connected with a rotating shaft of the first material receiving roller through a belt, and a rotating shaft of the second driving wheel is connected with a rotating shaft of the second material receiving roller through a belt.

The utility model has the beneficial effects that:

1. the number of the blades can be increased or reduced by changing the number of the movable blocks, the distance between the two blades can be adjusted by sliding the movable blocks and fixing the movable blocks and the connecting rod by bolts, so that packaging bags with different widths can be obtained after cutting, the size range of the cutting of the device is expanded, and the applicability is wider;

2. the lower end and the side edge of the cutter are provided with cutting edges, the packaging bag is firstly cut and then wound on the material collecting roller through the second cutting edge when being initially cut, the subsequent air cylinder pushes the connecting rod to move downwards to store the second cutting edge in the gap, the first cutting edge is flush with the upper end of the base, the first cutting edge is used for cutting, the two cutting edges are matched with each other, the service time of each cutting edge can be shortened, and the service time of the cutter is prolonged;

3. through the cooperation of a motor and aggregate unit for first receipts material roller and second receive the material roller and rotate to opposite direction under the unanimous condition of rotational speed, saved the motor and used, and the synchronism is better, and the effect is reliable.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a schematic view of the cutter of the present invention after it is pressed down;

FIG. 5 is a schematic view of the structure of the cutter of the present invention cooperating with the movable block and the connecting rod;

FIG. 6 is another schematic view of the cutter of the present invention cooperating with the movable block and the connecting rod;

FIG. 7 is a top view of the base of the present invention;

FIG. 8 is a schematic view of a linkage arrangement according to the present invention;

FIG. 9 is a schematic view of the pneumatic jaw and cylinder configuration of the present invention;

in the figure: the cutting device comprises a rack 1, a feeding roller 2, a cylinder 3, a transmission roller 4, a base 5, a cutter 6, a first cutting edge 61, a second cutting edge 62, a spring 7, a tensioning roller 8, a receiving roller 9, a first receiving roller 91, a second receiving roller 92, a driving motor 10, a movable block 11, a connecting rod 12, a baffle 13, a first driving wheel 14, a second driving wheel 15, a notch 16 and a pneumatic claw 17.

Detailed Description

The utility model is further described with reference to the accompanying drawings and the detailed description below:

as shown in fig. 1 to 9, a plastic packaging bag splitting machine comprises a frame 1, two transmission rollers 4 are rotatably connected in the frame 1, a packaging bag 4 penetrates through the two transmission rollers 4, a connecting rod 12 is arranged between the two transmission rollers 4, a plurality of movable blocks 11 are slidably connected on the connecting rod 12, the number of the movable blocks 11 and the distance between the two movable blocks 11 are adjusted according to the width of a plastic bag required after cutting, scales are arranged on the connecting rod 12 and used for visually obtaining the distance between the two movable blocks 11, so that the adjustment is convenient and rapid, the movable blocks 11 and the connecting rod 12 are fixed through bolts, when the connecting rod 12 moves, the position of the movable blocks 11 cannot be changed, a cutter 6 is fixed below the movable blocks 11, a first blade 61 is arranged on one side of the cutter 6 close to the transmission roller 4 on the left side, the first blade 61 is of an inward-recessed triangular structure, and a second blade 62 is arranged at the bottom of the cutter 6, the second blade 62 is flush with the left end face of the cutter 6, when the packaging bag is initially cut, the packaging bag is firstly cut by the second blade 62, after the packaging bag is cut to a certain length, the subsequent cylinder 3 pushes the connecting rod 12 downwards, the triangular tip of the first blade 61 is flush with the upper end of the base, the cutting line of the packaging bag is located at the triangular tip of the first blade 61, the packaging bag is cut by the first blade 61, and the two blades are matched with each other, so that the service time of each blade can be shortened, and the service time of the cutter can be prolonged;

a feed device for pushing a connecting rod 12 to move up and down is arranged on a rack 1, the feed device is a cylinder 3 fixed on the front end face and the rear end face of the rack 1, a push rod of the cylinder 3 is detachably fixed with the connecting rod 12, preferably, a pneumatic clamping jaw 17 is arranged at the push rod of the cylinder 3, the pneumatic clamping jaw 17 is used for clamping the connecting rod 12, the pneumatic clamping jaw 17 is the prior art, and details are not repeated herein, when the number of cutters needs to be increased or reduced, the pneumatic clamping jaw 17 loosens the connecting rod 12, the number of movable blocks 11 is increased or reduced on the connecting rod, and the operation is convenient;

still including locating the left feed arrangement of transmission roller 4 and locating the coiling mechanism on transmission roller 4 right side, feed arrangement is for locating in frame 1 and rotate the feed roller 2 of being connected with frame 1, and the cladding has the wrapping bag raw materials of lapping on the feed roller 2, and the wrapping bag raw materials is derived to transmission roller 4 department from the lower part of feed roller 2.

The winding device comprises a material receiving roller 9, the material receiving roller 9 comprises a first material receiving roller 91 and a second material receiving roller 92 which are arranged up and down, the first material receiving roller 91 and the second material receiving roller 92 are driven to rotate by a driving device, the frame 1 is also rotatably connected with a tensioning roller 8, the tensioning roller 8 is positioned at the right side of the transmission roller 4, a packaging bag film passes through a gap between the transmission roller 4 and the tensioning roller 8 and is led out to the material receiving roller 9, the cut packaging bags present a plurality of parts and are wound on the first material receiving roller 91 and the second material receiving roller 92 at intervals, the packaging bags on the first material receiving roller 91 are wound from the upper part of the first material receiving roller 91, the packaging bags on the second material receiving roller 92 are wound from the lower part of the second material receiving roller 92, the winding ensures that the tensioning degree of the packaging bags is better, so that the rotation directions of the second material receiving roller 92 and the first material receiving roller 91 are opposite and the synchronism of the rotation is consistent, the driving device comprises a driving motor 10 fixed on the rack 1, the driving motor 10 is connected with a rotating shaft of the first winding roller 91, the rotating shaft of the first winding roller 91 is driven by a rotating shaft of the second winding roller 92 through a linkage device, the linkage device comprises a first driving wheel 14 and a second driving wheel 15 arranged on the rack 1, the first driving wheel 14 and the second driving wheel 15 are meshed with each other, the rotating shaft of the first driving wheel 14 is connected with the rotating shaft of the first receiving roller 91 through a belt, the rotating shaft of the second driving wheel 15 is connected with the rotating shaft of the second receiving roller 92 through a belt, the structure is matched through a motor and the linkage device, so that the first receiving roller and the second receiving roller rotate in opposite directions under the condition of consistent rotating speed, the motor is saved, the synchronism is better, and the effect is reliable.

A base 5 is further fixed in the machine frame 1, the base 5 is positioned between the two transmission rollers 4 and corresponds to the position of the cutter 6, the upper part of the base 5 is flush with the uppermost ends of the transmission rollers 4, the base 5 is used for supporting a packaging bag film to a certain extent, a notch 16 is formed in the base 5, the notch 16 corresponds to the position of the second blade 62, a spring 7 is arranged in the base 5, the spring 7 is positioned in the notch 16, the lower end of the spring 7 is fixed with the base 5, a baffle 13 is fixed at the upper end of the spring 7, the second blade 62 is used during initial cutting, the second blade 62 abuts against the baffle 13, the packaging bag film is positioned between the second blade 62 and the baffle 13, the cylinder 3 pushes the cutter 6 downwards, the spring 7 is compressed, the cutter 6 can extend into the notch 16, the first blade 61 corresponds to the upper end face of the base 5, at the moment, the notch of the packaging bag film is positioned at the first blade 61, and the two blades 61 can move back and forth, the cutting effect is ensured.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a plastics wrapping bag cutting machine, includes frame (1), its characterized in that: the automatic cutting machine is characterized in that two transmission rollers (4) are rotationally connected in the rack (1), a connecting rod (12) is arranged between the two transmission rollers (4), a plurality of movable blocks (11) are slidably connected onto the connecting rod (12), the movable blocks (11) are fixed with the connecting rod (12) through bolts, a cutter (6) is fixed below each movable block (11), a first cutting edge (61) is arranged on one side, close to the transmission roller (4) on the left side, of each cutter (6), a second cutting edge (62) is arranged at the bottom of each cutter (6), and a cutter feeding device used for pushing the connecting rod (12) to move up and down is arranged on the rack (1); the device also comprises a feeding device arranged on the left side of the transmission roller (4) and a winding device arranged on the right side of the transmission roller (4).

2. A plastic packaging bag slitting machine as claimed in claim 1, characterized in that: the feeding device is a feeding roller (2) which is arranged in the frame (1) and is rotationally connected with the frame (1).

3. A plastic packaging bag slitting machine as claimed in claim 1, characterized in that: the winding device comprises a material receiving roller (9), the material receiving roller (9) comprises a first material receiving roller (91) and a second material receiving roller (92) which are arranged from top to bottom, and the first material receiving roller (91) and the second material receiving roller (92) are driven to rotate through a driving device.

4. A plastic packaging bag slitting machine as claimed in claim 1, characterized in that: the feed gear is a cylinder (3) fixed on the front end face and the rear end face of the frame (1), and a push rod of the cylinder (3) is detachably fixed with the connecting rod (12).

5. A plastic packaging bag slitting machine as claimed in claim 1, characterized in that: still be fixed with base (5) in frame (1), base (5) are located between two transmission roller (4) and correspond with the position of cutter (6), the upper portion of base (5) flushes with the top of transmission roller (4).

6. A plastic packaging bag slitting machine as claimed in claim 5, characterized in that: be equipped with breach (16) in base (5), breach (16) are corresponding with the position of second cutting edge (62), be equipped with spring (7) in base (5), spring (7) are located breach (16), the lower extreme and the base (5) of spring (7) are fixed, the upper end of spring (7) is fixed with baffle (13), works as spring (7) compression back, cutter (6) can stretch into in breach (16), first cutting edge (61) are corresponding with the up end position of base (5).

7. A plastic packaging bag slitting machine as claimed in claim 3, characterized in that: the driving device comprises a driving motor (10) fixed on the rack (1), the driving motor (10) is connected with a rotating shaft of the first material receiving roller (91), the rotating shaft of the first material receiving roller (91) and the rotating shaft of the second material receiving roller (92) are driven by a linkage device, and the rotating shaft of the first material receiving roller (91) and the rotating direction of the second material receiving roller (92) are consistent.

8. A plastic packaging bag slitting machine as claimed in claim 7, characterized in that: the linkage device comprises a first driving wheel (14) and a second driving wheel (15) which are arranged on a rack (1), the first driving wheel (14) and the second driving wheel (15) are meshed with each other, a rotating shaft of the first driving wheel (14) is connected with a rotating shaft of a first material receiving roller (91) through a belt, and a rotating shaft of the second driving wheel (15) is connected with a rotating shaft of a second material receiving roller (92) through a belt.