CN112776422A - 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 PDFInfo
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- CN112776422A CN112776422A CN202010817076.9A CN202010817076A CN112776422A CN 112776422 A CN112776422 A CN 112776422A CN 202010817076 A CN202010817076 A CN 202010817076A CN 112776422 A CN112776422 A CN 112776422A
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- knife
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- 238000003825 pressing Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000005520 cutting process Methods 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 10
- 239000004033 plastic Substances 0.000 abstract description 34
- 238000000034 method Methods 0.000 description 6
- 238000004806 packaging method and process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B70/16—Cutting webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B70/142—Cutting, e.g. perforating, punching, slitting or trimming using presses or dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2170/00—Construction of flexible containers
- B31B2170/10—Construction of flexible containers interconnected
Landscapes
- Making Paper Articles (AREA)
Abstract
本发明公开了一种改进型制袋机用的压刀装置，支撑机构，支撑机构由底座、第一支撑板和第二支撑板组成；驱动机构，驱动机构设置在第二支撑板上，驱动机构由一个气缸、一个横板、两个竖板、两个限位圈和两个限位杆组成；压刀机构，压刀机构设置在两个竖板之间，压刀机构由步进电机和刀组组成。本发明通过步进电机带动转轴转动能够使第一点断刀、第二点断刀或第三点断刀朝下，由于第一点断刀、第二点断刀和第三点断刀上刀片的宽度以及间距都不相同，因此能够根据塑料袋的质量选择用第一点断刀、第二点断刀和第三点断刀，从而能够调整对塑料袋点断的距离，并且调节由步进电机进行控制，能够实现快速调节，提高了该压刀装置的实用性。
The invention discloses an improved knife pressing device for a bag making machine. The supporting mechanism consists of a base, a first supporting plate and a second supporting plate. The mechanism consists of a cylinder, a horizontal plate, two vertical plates, two limit rings and two limit rods; the knife-pressing mechanism is set between the two vertical plates, and the knife-pressing mechanism is driven by a stepping motor. and knife set. In the present invention, the rotating shaft is driven by the stepping motor, so that the first point, the second point or the third point is broken down, because the first point, the second point and the third point are broken. The width and spacing of the blades are different, so the first, second and third points can be selected according to the quality of the plastic bag, so that the distance of the plastic bag can be adjusted, and the The stepper motor is used for control, which can realize rapid adjustment and improve the practicability of the knife pressing device.
Description
Technical Field
The invention relates to a knife pressing device, in particular to a knife pressing device for an improved bag making machine.
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 problems, the invention provides the following technical scheme:
the invention relates to a knife pressing device for an improved bag making machine, which comprises:
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 solution of the present invention, the bottom of the first supporting plate is fixedly connected to the top of the base, the second supporting plate is fixedly mounted on one side of the first supporting plate, and the cylinder is fixedly mounted on the front surface of the second supporting plate.
As a preferred technical scheme of the invention, a piston rod of the air cylinder is fixedly connected with the top of the transverse plate, and the two vertical plates are respectively and fixedly arranged on two sides of the bottom of the transverse plate.
As a preferred technical scheme, the two limiting rings are fixedly mounted on the front face of the second supporting plate and are respectively located on two sides of the air cylinder, the bottom ends of the two limiting rods are fixedly connected with the top of the transverse plate, and the top ends of the two limiting rods respectively penetrate through the two limiting rings.
As a preferred technical scheme of the present invention, the step motor is fixedly mounted on one surface of one of the vertical plates close to the first support plate, an output shaft of the step motor penetrates through the vertical plate and is fixedly connected with one end of the rotating shaft, and the other end of the rotating shaft is connected with the other vertical plate through a bearing.
As a preferred embodiment of the present invention, the first breaking knife, the cutting knife, the second breaking knife, and the third breaking knife are all fixedly disposed on an outer surface of the rotating shaft, and the first breaking knife, the cutting knife, the second breaking knife, and the third breaking knife are annularly and equidistantly distributed.
As a preferred technical scheme of the invention, the bottoms of the two supporting seats are fixedly connected with the top of the base, two ends of the supporting shaft are respectively connected with the two supporting seats through bearings, and the auxiliary roller is fixedly sleeved on the outer surface of the supporting shaft.
As a preferable technical scheme of the invention, the bottom of the protection seat is fixedly connected with the top of the base, and the rubber ring is fixedly arranged on the top of the protection seat.
As a preferred technical scheme of the invention, the outer surface of the connecting block is inserted into and connected with the inner wall of the rubber ring, the top end of the connecting block is fixedly connected with the backing plate, the bottom of the backing plate is in contact with the top of the rubber ring, the bottom end of the connecting block extends into the protective seat and is fixedly connected with the top ends of the springs, and the bottom ends of the springs are fixedly connected with the bottom of the inner cavity of the protective seat.
The invention has the beneficial effects 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, which 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 principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of an improved knife press for a bag machine of 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 view of the knife assembly of the improved knife press for a bag machine of the present invention;
FIG. 4 is a schematic view of the construction of the severing knife and second severing knife of the knife press assembly for an improved bag 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 of the present invention;
FIG. 6 is a side view of a cutting structure of a guard base of the knife pressing device for an improved bag making machine according to 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 described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1 to 6, the present invention provides a knife pressing device for an improved 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 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010817076.9A CN112776422A (en) | 2020-08-14 | 2020-08-14 | Improved generation pressing knife device that system bag machine was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010817076.9A CN112776422A (en) | 2020-08-14 | 2020-08-14 | Improved generation pressing knife device that system bag machine was used |
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| Publication Number | Publication Date |
|---|---|
| CN112776422A true CN112776422A (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010817076.9A Pending CN112776422A (en) | 2020-08-14 | 2020-08-14 | Improved generation pressing knife device that system bag machine was used |
Country Status (1)
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| CN (1) | CN112776422A (en) |
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