CN212499200U - Improved generation pressing knife device that system bag machine was used - Google Patents

Improved generation pressing knife device that system bag machine was used Download PDF

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Publication number
CN212499200U
CN212499200U CN202021702289.9U CN202021702289U CN212499200U CN 212499200 U CN212499200 U CN 212499200U CN 202021702289 U CN202021702289 U CN 202021702289U CN 212499200 U CN212499200 U CN 212499200U
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knife
point
pressing device
supporting
making machine
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CN202021702289.9U
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吴健
吴亮
钱进义
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Zhangjiagang Yinjian Plastic Packaging Co ltd
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Zhangjiagang Yinjian Plastic Packaging Co ltd
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Abstract

The utility model discloses a knife pressing device for an improved bag making machine, which comprises a supporting mechanism, a knife pressing device and a knife pressing device, wherein the supporting mechanism consists of a base, a first supporting plate and a second supporting plate; the driving mechanism is arranged on the second supporting plate and consists of an air cylinder, a transverse plate, two vertical plates, two limiting rings and two limiting rods; the knife pressing mechanism is arranged between the two vertical plates and consists of a stepping motor and a knife set. The utility model discloses a step motor drives the pivot and rotates and can make first point disconnected sword, second point disconnected sword or third point disconnected sword down, because first point disconnected sword, the width and the interval of blade all inequality on second point disconnected sword and the third point disconnected sword, consequently can be according to the quality selection of plastic bag with first point disconnected sword, second point disconnected sword and third point disconnected sword, thereby can adjust the distance to the plastic bag point is disconnected, and adjust and control by step motor, can realize quick adjustment, the practicality of this knife pressing device has been improved.

Description

Improved generation pressing knife device that system bag machine was used
Technical Field
The utility model relates to a knife pressing device specifically is a knife pressing device that improved generation system bag machine was used.
Background
The bag making machine is a machine for making various plastic packaging bags or packaging bags made of other materials, the processing range of the bag making machine is various plastic packaging bags with different sizes, thicknesses and specifications or packaging bags made of other materials, and the plastic packaging bags are generally used as main products.
Because the bag body of plastic bag is interconnect, for the convenience of user with the bag body separation, need use the stationary knife device to carry out the point to the other region of plastic bag seal in process of production disconnected, and current stationary knife device is when carrying out the point to the plastic bag disconnected, and its distance of point disconnected is mostly fixed, and it is difficult to adjust the distance of point disconnected according to the quality of plastic bag in the use. We have therefore developed an improved knife press for a bag machine.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a knife pressing device that improved generation system bag machine was used, include:
the supporting mechanism consists of a base, a first supporting plate and a second supporting plate;
the driving mechanism is arranged on the second supporting plate and consists of an air cylinder, a transverse plate, two vertical plates, two limiting rings and two limiting rods;
the cutter pressing mechanism is arranged between the two vertical plates and consists of a stepping motor and a cutter set, and the cutter set consists of a rotating shaft, a first point cutter, a cutting cutter, a second point cutter and a third point cutter;
the auxiliary mechanisms are respectively fixedly arranged on two sides of the top of the base and consist of two supporting seats, a supporting shaft and an auxiliary roller;
the knife rest mechanism is fixedly installed in the middle of the top end of the base and comprises a protective seat, a rubber ring, a base plate, a connecting block and a plurality of springs.
As a preferred technical scheme of the utility model, the bottom of first backup pad and the top fixed connection of base, second backup pad fixed mounting is in one side of first backup pad, cylinder fixed mounting is in the front of second backup pad.
As a preferred technical scheme of the utility model, the piston rod of cylinder and the top fixed connection of diaphragm, two the riser is fixed mounting respectively in the both sides of diaphragm bottom.
As a preferred technical scheme of the utility model, two the equal fixed mounting of spacing collar just is located the both sides of cylinder respectively in the front of second backup pad, two the bottom of gag lever post all with the top fixed connection of diaphragm, two spacing collars are passed respectively on the top of gag lever post.
As a preferred technical scheme of the utility model, step motor fixed mounting is in one side that one of them riser is close to first backup pad, step motor's output shaft run through this riser and with the one end fixed connection of pivot, the other end of pivot passes through the bearing and links to each other with another riser.
As a preferred technical scheme of the utility model, first point sword, decide sword, second point sword and the equal fixed surface that sets up in the pivot of cutting of sword, first point sword, decide sword, second point sword and the third point sword of cutting are annular and equidistance distribution.
As an optimal technical scheme of the utility model, two the bottom of supporting seat all with the top fixed connection of base, the both ends of back shaft link to each other with two supporting seats through the bearing respectively, the fixed surface of establishing at the back shaft of supplementary roller cover.
As an optimal technical scheme of the utility model, the bottom of protection seat and the top fixed connection of base, the fixed top that sets up at the protection seat of rubber circle.
As a preferred technical scheme of the utility model, the surface of connecting block alternates with the inner wall of rubber circle and is connected, the top and the backing plate fixed connection of connecting block, the bottom of backing plate and the top contact of rubber circle, the bottom of connecting block extend to the inside of protection seat and with the top fixed connection of a plurality of spring, a plurality of the bottom of spring all with the bottom fixed connection of protection seat inner chamber.
The utility model has the advantages that:
1. according to the knife pressing device for the improved bag making machine, the stepping motor drives the rotating shaft to rotate, so that the first point breaking knife, the second point breaking knife or the third point breaking knife can be downward, and the first point breaking knife, the second point breaking knife and the third point breaking knife can be selected according to the quality of a plastic bag because the widths and the intervals of the blades on the first point breaking knife, the second point breaking knife and the third point breaking knife are different, so that the distance of point breaking of the plastic bag can be adjusted, the adjustment is controlled by the stepping motor, the rapid adjustment can be realized, and the practicability of the knife pressing device is improved;
2. according to the improved knife pressing device for the bag making machine, in the process that the cylinder pushes the transverse plate to descend for point breaking, when the knife group is in contact with the plastic bag, the acting force generated by the knife group in contact with the plastic bag can be buffered by arranging the rubber ring and the plurality of springs, so that the impact force applied to the knife group can be reduced, and the damage of the knife group or the backing plate is reduced;
3. this kind of last sword device that improved generation system bag machine was used can assist the guide to the plastic bag through setting up the auxiliary roll to make the plastic bag make more steady through the backing plate, can support and restrict the diaphragm through setting up gag lever post and spacing collar, thereby it is more stable when making the diaphragm rise or descend.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of an improved knife pressing device for a bag making machine according to the present invention;
FIG. 2 is a schematic structural view of a driving mechanism of a knife pressing device for an improved bag making machine according to the present invention;
FIG. 3 is a schematic structural view of a knife group of the knife pressing device for an improved bag making machine according to the present invention;
FIG. 4 is a schematic structural view of a cutting knife and a second point cutting knife of the knife pressing device for an improved bag making machine of the present invention;
FIG. 5 is a schematic structural view of an auxiliary mechanism of the knife pressing device for an improved bag making machine according to the present invention;
fig. 6 is a side view of the protective seat of the knife pressing device for the improved bag making machine of the present invention.
In the figure: 1. a base; 2. a first support plate; 3. a second support plate; 4. a cylinder; 5. a transverse plate; 6. a vertical plate; 7. a knife group; 71. a rotating shaft; 72. a first pinch-off knife; 73. cutting off a knife; 74. a second breaking cutter; 75. the third point is cutting; 8. a stepping motor; 9. a limiting ring; 10. a limiting rod; 11. a supporting seat; 12. a support shaft; 13. an auxiliary roller; 14. a protective seat; 15. a rubber ring; 16. a base plate; 17. connecting blocks; 18. a spring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-6, the utility model relates to an improved generation pressing knife device for bag making machine, including:
the supporting mechanism consists of a base 1, a first supporting plate 2 and a second supporting plate 3;
the driving mechanism is arranged on the second supporting plate 3 and consists of a cylinder 4, a transverse plate 5, two vertical plates 6, two limiting rings 9 and two limiting rods 10;
the knife pressing mechanism is arranged between the two vertical plates 6 and consists of a stepping motor 8 and a knife set 7, and the knife set 7 consists of a rotating shaft 71, a first point breaking knife 72, a cutting knife 73, a second point breaking knife 74 and a third point breaking knife 75;
the auxiliary mechanisms are two in number and are respectively fixedly arranged on two sides of the top of the base 1, and each auxiliary mechanism consists of two supporting seats 11, a supporting shaft 12 and an auxiliary roller 13;
the cutting tool table mechanism is fixedly installed in the middle of the top end of the base 1 and comprises a protective seat 14, a rubber ring 15, a base plate 16, a connecting block 17 and a plurality of springs 18.
Wherein, the bottom of first backup pad 2 and the top fixed connection of base 1, second backup pad 3 fixed mounting is in one side of first backup pad 2, and cylinder 4 fixed mounting is in the front of second backup pad 3.
The piston rod of the air cylinder 4 is fixedly connected with the top of the transverse plate 5, the two vertical plates 6 are respectively and fixedly installed on two sides of the bottom of the transverse plate 5, the available model of the air cylinder 4 is a TN20-125-S type double-rod air cylinder, and the air cylinder 4 is connected with an external air pump through an external control valve.
Wherein, the equal fixed mounting of two gag collar 9 just is located the both sides of cylinder 4 respectively in the front of second backup pad 3, the bottom of two gag lever posts 10 all with the top fixed connection of diaphragm 5, two gag lever posts 9 are passed respectively on the top of two gag lever posts 10, can support and restrict diaphragm 5 through setting up gag lever posts 10 and gag collar 9 to it is more stable when making diaphragm 5 rise or descend.
Wherein, step motor 8 fixed mounting is in one of them riser 6 one side that is close to first backup pad 2, step motor 8's output shaft runs through this riser 6 and with the one end fixed connection of pivot 71, the other end of pivot 71 passes through the bearing and links to each other with another riser 6, the model that step motor 8 is applicable is 110HCY160AL3S type step motor, step motor 8 is external to have controller and driver, driver and controller electric connection, controller and external power supply electric connection, the applicable model of controller is TPC8-8TD type controller, the model of driver is the applicable driver of 8594 type, can carry out accurate control to step motor 8 through setting up controller and driver, and can guarantee can not take place the rotation at the output shaft of step motor 8 of the in-process of carrying out the point-break to the plastic bag.
Wherein, the first point cutter 72, the cutter 73, the second point cutter 74 and the third point cutter 75 are all fixed on the outer surface of the rotating shaft 71, the first point cutter 72, the cutter 73, the second point cutter 74 and the third point cutter 75 are distributed in a ring shape and at equal intervals, the widths and the intervals of the blades on the first point cutter 72, the second point cutter 74 and the third point cutter 75 are different, the rotating shaft 71 is driven by the stepping motor 8 to rotate, so that the first point cutter 72, the second point cutter 74 or the third point cutter 75 can be downward, the widths and the intervals of the blades on the first point cutter 72, the second point cutter 74 and the third point cutter 75 are different, therefore, the first point cutter 72, the second point cutter 74 and the third point cutter 75 can be selected according to the quality of the plastic bag, the point cutting distance can be adjusted, the adjustment is controlled by the stepping motor 8, and the rapid adjustment can be realized, the practicability of the knife pressing device is improved.
Wherein, the bottom of two supporting seats 11 all with the top fixed connection of base 1, the both ends of back shaft 12 link to each other with two supporting seats 11 through the bearing respectively, and supplementary roller 13 fixed cover is established at the surface of back shaft 12, can assist the guide to the plastic bag through setting up supplementary roller 13 to make the plastic bag make more steady through backing plate 16.
Wherein, the bottom of protection seat 14 and the top fixed connection of base 1, rubber circle 15 is fixed to be set up at the top of protection seat 14.
Wherein, the surface of connecting block 17 alternates with the inner wall of rubber circle 15 and is connected, the top and the backing plate 16 fixed connection of connecting block 17, the bottom of backing plate 16 and the top contact of rubber circle 15, the bottom of connecting block 17 extend to the inside of protection seat 14 and with the top fixed connection of a plurality of spring 18, the bottom of a plurality of spring 18 all with the bottom fixed connection of the 14 inner chambers of protection seat, promote the diaphragm 5 decline at cylinder 4 and carry out the in-process of point breaking, when knife tackle 7 contacts with the plastic bag, through setting up rubber circle 15 and a plurality of spring 18 can cushion the effort that produces backing plate 16 when knife tackle 7 contacts with the plastic bag, thereby can reduce the impact force that knife tackle 7 received, and then reduce the condition that knife tackle 7 or backing plate 16 take place to damage.
When the plastic bag punching machine works, firstly, the stepping motor 8 is started, the rotating shaft 71 is driven to rotate by the stepping motor 8, then the first point breaking knife 72, the second point breaking knife 74 or the third point breaking knife 75 is selected to face downwards according to the actual situation of the plastic bag, so that the point breaking distance of the plastic bag can be adjusted, then the plastic bag needing point breaking is placed on the base plate 16, the air cylinder 4 is started, the transverse plate 5 and the vertical plate 6 are pushed to descend by the air cylinder 4, the first point breaking knife 72, the second point breaking knife 74 or the third point breaking knife 75 is enabled to punch the plastic bag, the point breaking of the plastic bag is realized, in the process that the transverse plate 5 is pushed by the air cylinder 4 to descend for point breaking, when the knife group 7 is in contact with the plastic bag, the acting force generated when the knife group 7 is in contact with the plastic bag can be buffered by arranging the rubber ring 15 and the plurality of springs 18, so that the impact force borne by the knife group 7, and when needs cut the plastic bag, drive pivot 71 through step motor 8 and rotate and make and decide sword 73 down, then use and decide sword 73 and carry out the punching press to the plastic bag, can cut the plastic bag, in the in-process of using, can assist the guide to the plastic bag through setting up supplementary roller 13, thereby make the plastic bag make more steady through backing plate 16, can support and restrict diaphragm 5 through setting up gag lever post 10 and spacing collar 9, thereby it is more stable when making diaphragm 5 rise or descend.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. An improved pressing knife device for a bag making machine, comprising:
the supporting mechanism consists of a base (1), a first supporting plate (2) and a second supporting plate (3);
the driving mechanism is arranged on the second supporting plate (3) and consists of a cylinder (4), a transverse plate (5), two vertical plates (6), two limiting rings (9) and two limiting rods (10);
the pressing knife mechanism is arranged between the two vertical plates (6), the pressing knife mechanism consists of a stepping motor (8) and a knife set (7), and the knife set (7) consists of a rotating shaft (71), a first point breaking knife (72), a cutting knife (73), a second point breaking knife (74) and a third point breaking knife (75);
the auxiliary mechanisms are two in number and are respectively fixedly installed on two sides of the top of the base (1), and each auxiliary mechanism consists of two supporting seats (11), a supporting shaft (12) and an auxiliary roller (13);
the knife rest mechanism is fixedly installed in the middle of the top end of the base (1) and comprises a protective seat (14), a rubber ring (15), a base plate (16), a connecting block (17) and a plurality of springs (18).
2. The improved bag making machine knife pressing device as claimed in claim 1, wherein the bottom of the first support plate (2) is fixedly connected with the top of the base (1), the second support plate (3) is fixedly arranged on one side of the first support plate (2), and the air cylinder (4) is fixedly arranged on the front surface of the second support plate (3).
3. The improved bag making machine knife pressing device as claimed in claim 1, wherein the piston rod of the cylinder (4) is fixedly connected with the top of the transverse plate (5), and the two vertical plates (6) are respectively and fixedly arranged on two sides of the bottom of the transverse plate (5).
4. The improved bag making machine knife pressing device as claimed in claim 1, wherein two limiting rings (9) are fixedly mounted on the front surface of the second support plate (3) and located on two sides of the cylinder (4), the bottom ends of the two limiting rods (10) are fixedly connected with the top of the transverse plate (5), and the top ends of the two limiting rods (10) penetrate through the two limiting rings (9).
5. The improved bag making machine knife pressing device as claimed in claim 1, wherein the stepping motor (8) is fixedly mounted on one side of one of the risers (6) close to the first support plate (2), the output shaft of the stepping motor (8) penetrates through the riser (6) and is fixedly connected with one end of the rotating shaft (71), and the other end of the rotating shaft (71) is connected with the other riser (6) through a bearing.
6. The knife pressing device for the improved bag making machine according to claim 1, wherein the first point cutting knife (72), the cutting knife (73), the second point cutting knife (74) and the third point cutting knife (75) are all fixedly arranged on the outer surface of the rotating shaft (71), and the first point cutting knife (72), the cutting knife (73), the second point cutting knife (74) and the third point cutting knife (75) are distributed annularly and equidistantly.
7. The improved bag making machine knife pressing device as claimed in claim 1, wherein the bottoms of the two supporting seats (11) are fixedly connected with the top of the base (1), the two ends of the supporting shaft (12) are respectively connected with the two supporting seats (11) through bearings, and the auxiliary roller (13) is fixedly sleeved on the outer surface of the supporting shaft (12).
8. The improved bag press for machine as claimed in claim 1, wherein the bottom of said protective seat (14) is fixedly connected to the top of said base (1), and said rubber ring (15) is fixedly arranged on the top of said protective seat (14).
9. The improved bag making machine knife pressing device as claimed in claim 1, wherein the outer surface of the connecting block (17) is connected with the inner wall of the rubber ring (15) in an inserting manner, the top end of the connecting block (17) is fixedly connected with the backing plate (16), the bottom of the backing plate (16) is in contact with the top of the rubber ring (15), the bottom end of the connecting block (17) extends into the protective seat (14) and is fixedly connected with the top ends of a plurality of springs (18), and the bottom ends of the plurality of springs (18) are fixedly connected with the bottom of the inner cavity of the protective seat (14).
CN202021702289.9U 2020-08-14 2020-08-14 Improved generation pressing knife device that system bag machine was used Active CN212499200U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112776422A (en) * 2020-08-14 2021-05-11 张家港市银建塑料包装有限公司 Improved generation pressing knife device that system bag machine was used

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112776422A (en) * 2020-08-14 2021-05-11 张家港市银建塑料包装有限公司 Improved generation pressing knife device that system bag machine was used

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