CN220409824U - Double-cutter structure for bag making machine - Google Patents

Abstract

The utility model discloses a double-cutter structure for a bag making machine, which belongs to the field of double-cutter structures and comprises a bag making machine body, wherein the bag making machine body is provided with the double-cutter mechanism, the arranged mounting mechanism is matched with the use of the upper double-cutter mechanism, a knob arranged outside a concave plate arranged at the front end and the rear end of a mounting seat arranged on a cutter holder is rotated, the knob drives a screw rod to rotate through a rotating rod, so that a movable plate moves along the screw rod through a threaded hole, a clamping plate is driven by the movable plate to move in a mounting groove through a connecting rod, a limit short rod arranged on the clamping plate is moved out of a mounting hole formed in a lower cutter, finally, the lower cutter is taken out of the mounting groove, then, a new lower cutter is placed between the clamping plates, the knob is rotated again to clamp and fix the lower cutters between the clamping plates, and the limit short rod is inserted into the mounting hole, and the lower cutter can be disassembled and replaced, so that a worker can conveniently disassemble and replace the upper cutter or the lower cutter.

Description

Double-cutter structure for bag making machine

Technical Field

The utility model relates to the field of double-cutter structures, in particular to a double-cutter structure for a bag making machine.

Background

The bag making machine is a machine for making various plastic bags or bags made of other materials, the processing range of the bag making machine is various plastic bags or bags made of other materials with different sizes, thicknesses and specifications, and the plastic bags are generally taken as main products.

In prior art, the dual-cutter structure on the existing bag making machine is usually that the cylinder drives the upper cutter and the lower cutter to move relatively to cut the packaging bag when in use, and the packaging bag is conveyed after finishing one-time cutting, so that multiple times of cutting operation is realized, but the dual-cutter structure is inevitably in a cutter collision phenomenon in the cutting use process, and the upper cutter and the lower cutter are easy to damage after long-time use, so that the cutters are required to be replaced to ensure the cutting effect, however, because the existing cutters are generally welded and fixed with the cutter holder together, the cutters and the cutter holder are required to be replaced together when the cutters are replaced, so that the operation is complicated and the cost is wasted when the cutters are replaced, and the working efficiency of the bag making machine is affected.

Disclosure of Invention

The utility model mainly aims to provide a double-cutter structure for a bag making machine, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a double cutter structure for on bag making machine, includes the bag making machine organism, be equipped with double cutter mechanism on the bag making machine organism, and double cutter mechanism includes support body, T type slide rail, cylinder, blade holder, goes up cutter and cutter down, support body fixed connection is on the bag making machine organism, and T type slide rail fixed connection is on the inside left and right sides wall of support body, the top surface and the bottom surface of support body are fixedly connected with cylinder respectively, and are fixedly connected with blade holder on the output of cylinder respectively, T type spout and T type slide rail swing joint of seting up on the blade holder through controlling both sides wall, and go up cutter and cutter down respectively through installation mechanism fixed connection on the blade holder, installation mechanism includes mount pad, concave template, screw rod, splint, fly leaf and spacing quarter butt, and the symmetry respectively on the opposite face wall of blade holder, and concave template fixed connection is in the front and back end of mount pad, the screw rod swing joint is between mount pad and concave template through the dwang swing joint of front and back end, fixedly connected with a set of swing joint has a connecting rod and a plurality of swing joint on the connecting rod and the connecting rod.

Preferably, the front end walls of the upper cutter and the lower cutter are respectively provided with a plurality of mounting holes in a transverse array mode.

Preferably, the opposite surface walls of the tool apron are respectively and fixedly provided with an installation seat, the opposite surface walls of the symmetrical installation seat are respectively provided with an installation groove, and the front surface wall and the rear surface wall of the installation seat are respectively provided with a group of connecting holes which are bilaterally symmetrical.

Preferably, the front end and the rear end of the mounting seat are respectively and fixedly provided with a concave plate, and a rotating hole is respectively formed between the front end wall of the concave plate and the opposite surface wall of the mounting seat.

Preferably, the front end and the rear end of the screw rod are respectively and fixedly provided with a rotating rod, the rotating rods are respectively and movably arranged in rotating holes formed in the mounting seat and the concave plate, and the end wall of the rotating rod at the front end is fixedly provided with a knob.

Preferably, a group of symmetrical connecting rods are fixedly arranged between the clamping plate and the movable plate, the connecting rods are installed in the connecting holes in a penetrating mode, limiting short rods corresponding to the mounting holes are fixedly arranged on the inner side walls of the clamping plate, the length of each limiting short rod is half of the hole depth of each mounting hole, threaded holes are further formed in the front end wall of the movable plate, and the threaded rods are in threaded connection with the threaded holes.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the installation mechanism is matched with the use of the upper double-cutter mechanism, the knob outside the concave plate arranged at the front end and the rear end of the installation seat arranged on the cutter holder is rotated, the screw is driven by the knob to rotate through the rotating rod, the movable plate moves along the screw through the threaded hole, the movable plate drives the clamping plate to move in the installation groove through the connecting rod, the limit short rod arranged on the clamping plate moves out of the installation hole formed on the lower cutter, finally, the lower cutter is taken out of the installation groove, then, the new lower cutter is placed between the clamping plates, the knob is rotated again to clamp and fix the lower cutter between the clamping plates, the limit short rod is inserted into the installation hole, and the purpose of disassembling and assembling the lower cutter can be achieved, so that the purpose of facilitating quick disassembling and assembling of the upper cutter or the lower cutter by workers is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the dual knife mechanism of the present utility model;

FIG. 3 is a schematic view of the overall structure of the tool holder of the present utility model;

fig. 4 is a schematic view showing the mounting mechanism of the present utility model in a split structure.

In the figure: 1. a bag making machine body; 2. a double-cutter mechanism; 3. a frame body; 4. a T-shaped slide rail; 5. a cylinder; 6. a tool apron; 7. a mounting mechanism; 8. an upper cutter; 9. a lower cutter; 10. a T-shaped chute; 11. a mounting base; 12. a mounting groove; 13. a connection hole; 14. a concave plate; 15. a rotation hole; 16. a screw; 17. a rotating lever; 18. a knob; 19. a clamping plate; 20. a movable plate; 21. a connecting rod; 22. a limit short rod; 23. a threaded hole; 24. and (5) mounting holes.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 to 4, in this embodiment, in order to facilitate the disassembly, assembly and replacement of the worker when the upper cutter 8 or the lower cutter 9 on the double-cutter mechanism 2 is damaged by the mounting mechanism 7, the specific principle of using the mounting mechanism 7 in cooperation with the upper double-cutter mechanism 2 is as follows:

when the double-cutter mechanism 2 cuts the packaging bag, the air cylinders 5 arranged on the top surface and the bottom surface of the frame body 3 are started simultaneously under the control of the control equipment, the cutter holders 6 are pushed to move in the frame body 3 through the output end, the cutter holders 6 which are vertically symmetrical perform relative sliding movement operation along the T-shaped sliding rails 4 arranged on the left and right side walls of the inside of the frame body 3 through the T-shaped sliding grooves 10 arranged on the left and right side walls of the inside of the frame body 3, and the packaging bag which is passed by the upper cutter 8 and the lower cutter 9 which are fixed on the opposite surface walls of the upper cutter holder 6 and the lower cutter 6 through the mounting mechanism 7 is cut;

when the upper cutter 8 and the lower cutter 9 are damaged after long-time use and need to be replaced, after the bag making machine body 1 is stopped, a knob 18 arranged outside the concave plate 14 at the front end and the rear end of the mounting seat 11 is rotated at the same time, the knob 18 drives a rotating rod 17 arranged at the front end and the rear end of the screw rod 16 to rotate in a rotating hole 15 formed on the opposite surface walls of the concave plate 14 and the mounting seat 11, the rotating rod 17 drives the screw rod 16 to rotate between the concave plate 14 and the mounting seat 11, the screw rod 16 is connected with the screw rod 16 in the rotating process because a threaded hole 23 formed on the front end wall of the movable plate 20 is connected with the screw rod 16, the movable plate 20 moves outwards along the notch of the concave plate 14 through the threaded hole 23, and drives a connecting rod 21 arranged between the clamping plates 19 to alternately move in a connecting hole 13 formed on the front surface wall and the rear surface wall of the mounting seat 11 in the moving process, the connecting rod 21 drives the clamping plate 19 to move in the mounting groove 12 formed on the top surface of the mounting seat 11, at this time, the clamping plate 19 which is symmetrical back and forth in the mounting groove 12 performs opposite displacement operation, the limit short rod 22 arranged on the inner side wall of the clamping plate 19 moves out of the mounting hole 24 formed on the front end wall of the lower cutter 9, then the lower cutter 9 is taken out of the groove of the mounting groove 12, then the lower cutter 9 to be replaced is put into the groove of the mounting groove 12 again and is placed between the clamping plates 19 which are symmetrical back and forth in the mounting groove 12, finally, the knob 18 is rotated to drive the screw 16 to rotate through the rotating rod 17, so that the movable plate 20 moves inwards along the screw 16 through the threaded hole 23, the movable plate 20 which is symmetrical back and forth performs relative movement operation, and the clamping plate 19 is driven to synchronously move in the mounting groove 12 through the connecting rod 21, the clamping plates 19 which are symmetrical front and back are also subjected to relative movement operation in the mounting groove 12, the lower cutters 9 are clamped and fixed between the clamping plates 19, and the limit short rods 22 on the opposite surface walls of the clamping plates 19 which are symmetrical front and back are correspondingly inserted into the mounting holes 24 formed in the lower cutters 9 at the same time, so that the damaged lower cutters 9 are disassembled and replaced, the disassembling and replacing operation of the upper cutters 8 is the same as the operation, and the upper cutters 8 are also replaced, so that the purpose of facilitating the quick disassembling and replacing of the upper cutters 8 or the lower cutters 9 on the cutter holders 6 by workers can be achieved through the mounting mechanism 7.

The foregoing is only illustrative of the preferred embodiments of the present utility model and, although the present utility model has been described in detail with reference to the foregoing embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model, and equivalents of the features may be substituted for elements thereof without departing from the true spirit and scope of the utility model.

Claims (6)

1. The utility model provides a double-cutter structure for on bag making machine, includes bag making machine organism (1), be equipped with double-cutter mechanism (2) on bag making machine organism (1), and double-cutter mechanism (2) are including support body (3), T type slide rail (4), cylinder (5), blade holder (6), go up cutter (8) and lower cutter (9), support body (3) fixed connection is on bag making machine organism (1), and T type slide rail (4) fixed connection is on the inside left and right sides wall of support body (3), the top surface and the bottom surface of support body (3) are fixedly connected with cylinder (5) respectively, and are fixedly connected with blade holder (6) respectively on the output of cylinder (5), T type spout (10) and T type slide rail (4) swing joint of seting up on the left and right sides wall, and go up cutter (8) and lower cutter (9) respectively through installation mechanism (7) fixed connection on blade holder (6), its characterized in that: the utility model provides a mounting mechanism (7) is including mount pad (11), concave board (14), screw rod (16), splint (19), fly leaf (20) and spacing quarter butt (22), the symmetry from top to bottom on the opposite face wall of blade holder (6) respectively fixedly connected with mount pad (11), and concave board (14) fixed connection is in the front and back end of mount pad (11), screw rod (16) pass through dwang (17) swing joint of front and back end between mount pad (11) and concave board (14), fixedly connected with a set of symmetrical connecting rod (21) between splint (19) and fly leaf (20), and connecting rod (21) and mount pad (11) swing joint, screw hole (23) and screw rod (16) swing joint on fly leaf (20) through the front end wall, and fixedly connected with a plurality of spacing quarter butt (22) on the inside wall of splint (19).

2. A double-cutter structure for a bag machine according to claim 1, wherein: the front end walls of the upper cutter (8) and the lower cutter (9) are respectively provided with a plurality of mounting holes (24) in a transverse array mode.

3. A double-cutter structure for a bag machine according to claim 2, wherein: mounting seats (11) are fixedly mounted on opposite surface walls of the tool apron (6) which are vertically symmetrical, mounting grooves (12) are formed in the opposite surface walls of the symmetrical mounting seats (11), and a group of connecting holes (13) which are bilaterally symmetrical are formed in front and rear surface walls of the mounting seats (11) respectively.

4. A double-cutter structure for a bag machine according to claim 3, wherein: concave plates (14) are fixedly arranged at the front end and the rear end of the mounting seat (11), and rotating holes (15) are respectively formed between the front end wall of the concave plates (14) and the opposite surface walls of the mounting seat (11).

5. The dual knife structure for a bag machine of claim 4, wherein: the front end and the rear end of the screw rod (16) are respectively and fixedly provided with a rotating rod (17), the rotating rods (17) are respectively and movably arranged in rotating holes (15) formed in the mounting seat (11) and the concave plate (14), and the end wall of the rotating rod (17) at the front end is fixedly provided with a knob (18).

6. The dual knife structure for a bag machine of claim 5, wherein: a group of symmetrical connecting rods (21) are fixedly arranged between the clamping plates (19) and the movable plates (20), the connecting rods (21) are installed in the connecting holes (13) in a penetrating mode, limiting short rods (22) corresponding to the mounting holes (24) are fixedly arranged on the inner side walls of the clamping plates (19), the length of each limiting short rod (22) is half of the hole depth of each mounting hole (24), threaded holes (23) are further formed in the front end wall of each movable plate (20), and the screw rods (16) are in threaded connection with the threaded holes (23).