CN107891629B - Automatic cutting machine specification adjustment mechanism of drum-type braided bag - Google Patents
Automatic cutting machine specification adjustment mechanism of drum-type braided bag Download PDFInfo
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- CN107891629B CN107891629B CN201810021289.3A CN201810021289A CN107891629B CN 107891629 B CN107891629 B CN 107891629B CN 201810021289 A CN201810021289 A CN 201810021289A CN 107891629 B CN107891629 B CN 107891629B
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- woven bag
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- 230000007246 mechanism Effects 0.000 title claims abstract description 55
- 238000010008 shearing Methods 0.000 claims abstract description 44
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention discloses a specification adjusting mechanism suitable for a drum-type woven bag automatic dividing and cutting machine, which is simple and quick to operate, can realize any specification adjustment within a certain range above the base length, and has strong practicability. The automatic cutting machine comprises a frame, wherein one side of the frame, which is waiting for the cut woven bags to enter the clamping and shearing mechanism, is provided with a rotatable woven bag conveying driving roller, the proportional relation between the speed of the woven bag conveying driving roller and the speed of the main shaft is determined by the specification of the woven bags to be cut, and the actual speed ratio between the woven bag conveying driving roller and the main shaft is controlled by a PLC.
Description
Technical Field
The invention belongs to the field of woven bag manufacturing, in particular to a specification adjusting mechanism suitable for a drum-type woven bag automatic dividing and cutting machine.
Background
In actual production, the specifications, i.e. the lengths, of the woven bags are often different, and therefore, one automatic cutter for the woven bags is required to cut the woven bags with different specifications. The disclosed drum-type automatic woven bag dividing and cutting machine (application number: 201710151957. X) has the advantages that the automatic woven bag dividing and cutting machine can realize the integration of conveying, clamping and cutting, namely, the three parts work in parallel, so that the dividing and cutting efficiency is greatly improved, but the specification adjustment mode recorded on the automatic woven bag dividing and cutting machine is to adjust the linear distance between adjacent clamping and cutting mechanisms, so that the clamping and cutting mechanisms need to be moved by corresponding distances on corresponding supporting rod groups as soon as the specification of the woven bag to be divided is changed, and a plurality of auxiliary devices need to be adjusted, so that the time and the labor are consumed in actual operation, and the final adjustment precision is difficult to ensure.
Disclosure of Invention
In order to overcome the defects of the prior art and meet the actual needs, the invention provides the specification adjusting mechanism suitable for the drum-type woven bag automatic dividing and cutting machine, which is simple and quick to operate, can realize any specification adjustment within a certain range above the basic length, and has strong practicability.
In order to achieve the purpose of the invention, the technical scheme disclosed by the invention is as follows:
the specification adjusting mechanism comprises a frame, a main shaft which is arranged on the frame and can rotate, a plurality of groups of supporting rod groups which are arranged along the radial direction of the main shaft are arranged on the main shaft, each group of supporting rod groups consists of two supporting rods which are respectively and fixedly arranged at two ends of the main shaft, and the plurality of groups of supporting rod groups are outwards emitted and symmetrically arranged; the automatic cutting machine comprises a machine frame, a main shaft, a machine bag cutting mechanism, a clamping and shearing mechanism, a rotatable woven bag conveying driving roller, a speed of the woven bag conveying driving roller and a speed of the main shaft, wherein the end parts of two supporting rods of each supporting rod group are respectively provided with the clamping and shearing mechanism for clamping woven bags and shearing the woven bags, the clamping and shearing mechanism can move on the corresponding supporting rod group, one side of the machine frame, which is waiting for the cut woven bags to enter the clamping and shearing mechanism, is provided with the rotatable woven bag conveying driving roller, the proportional relation between the speed of the woven bag conveying driving roller and the speed of the main shaft is determined by the specification of the woven bags to be cut, and the actual speed proportion between the woven bag conveying driving roller and the main shaft is controlled by a PLC.
Preferably, a pressing roller is arranged on the woven bag feeding driving roller, and woven bags to be cut, which are to enter the clamping and shearing mechanism, are arranged between the pressing roller and the woven bag feeding driving roller.
Preferably, a flexible pressing device for the woven bag is further arranged on the frame.
Preferably, the flexible pressing device for the woven bag comprises a blower, and the blower is positioned behind the position where the clamping and shearing mechanism clamps the woven bag along the rotation direction of the main shaft.
The invention has the beneficial effects that: when the specification of the woven bag to be cut changes, the PLC automatically calculates the proportional relation of the speed between the main shaft and the driving roller for conveying the woven bag as long as the specification of the woven bag to be processed is input on the PLC, and then sends an instruction to control, so that the specification adjustment of the woven bag can be completed. For the specifications below the base length, the clamping and shearing mechanisms are required to be moved, but only a limited number of fixed positions are required to be set on the support rod group for the clamping and shearing mechanisms to move, namely, the specifications of cutting most woven bags can be met by setting the limited base length, and the specifications of the woven bags are in a certain range in practice.
Drawings
FIG. 1 is a front view of a flexible indentation apparatus of the present invention;
FIG. 2 is a front view of the present invention when pressed by gravity;
FIG. 3 is a top view of the frame, support bar set, spindle of the present invention;
in the figure: 1 is a flexible pressing device, 2 is a blower, 3 is a frame, 4 is a woven bag waiting to be cut, 5 is a pressed woven bag, 6 is a base woven bag, 7 is a clamping and shearing mechanism, 8 is a main shaft, 9 is a supporting rod, 10 is a pressing roller, 11 is a woven bag conveying driving roller, 12 is a bracket, 13 is a supporting rod group, and 14 is a position for clamping the woven bag.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
example 1: the specification adjusting mechanism of the automatic drum-type woven bag dividing and cutting machine comprises a frame 3, a main shaft 8 which is arranged on the frame 3 and can rotate, a plurality of groups of support rod groups 13 which are arranged along the radial direction of the main shaft 8 are arranged on the main shaft 8, each group of support rod groups 13 consists of two support rods 9 which are respectively and fixedly arranged at two ends of the main shaft 8, and the plurality of groups of support rod groups 13 are outwards emitted and symmetrically arranged; the ends of the two support rods 9 of each support rod group 13 are respectively provided with a clamping and shearing mechanism 7 for clamping and shearing the woven bags, the clamping and shearing mechanism 7 can move on the corresponding support rod group 13, one side of the frame 3, which is waiting for the cut woven bags 4 to enter the clamping and shearing mechanism 7, is provided with a rotatable woven bag conveying driving roller 11, the proportional relation between the speed of the woven bag conveying driving roller 11 and the speed of the main shaft 8 is determined by the specification of the woven bags to be cut, and the actual speed proportion between the woven bag conveying driving roller 11 and the main shaft 8 is controlled by a PLC.
In the embodiment, a pressing roller 10 is arranged on a woven bag feeding driving roller 11, and a woven bag 4 to be cut, which is about to enter a clamping and shearing mechanism 7, is arranged between the pressing roller 10 and the woven bag feeding driving roller 11.
In this embodiment, the frame 3 is further provided with a flexible press-in device 1 for woven bags.
In the present embodiment, the woven bag flexible pressing apparatus 1 includes the blower 2, and the position of the blower 2 is after the position 14 where the woven bag is clamped by the clamping and shearing mechanism 7 along the rotation direction of the main shaft 8.
In practice, as shown in fig. 1 and 3, the base length is determined according to the specification of the woven bag to be cut, and the specification of the woven bag to be cut is input on the PLC, and at this time, the linear distance between the adjacent clamping and shearing mechanisms 7 is the length of the base length woven bag 6, and in fact, if the specification of the woven bag to be cut is greater than the base length, the base length woven bag 6 does not exist. Starting the machine, firstly, the woven bags 4 waiting to be cut pass through the woven bag feeding driving roller 11, and the press roller 10 presses the woven bags 4 waiting to be cut on the surface of the woven bag feeding driving roller 11, so that the woven bags are tightly attached to each other, and slipping is prevented. Secondly, the woven bag 4 waiting to be cut enters the clamping and shearing mechanism 7, at this time, one end of the woven bag 4 waiting to be cut is clamped by the last clamping and shearing mechanism 7, the other end of the woven bag 4 waiting to be cut is in a free state and is continuously fed under the action of the woven bag feeding driving roller 11, the woven bag 4 waiting to be cut is blown into the space between two adjacent clamping and shearing mechanisms 7 under the action of the blower 2 on the flexible pressing device 1, along with the rotation of the main shaft 8, the next clamping and shearing mechanism 7 reaches the position 14 for clamping the woven bag, namely the other end of the woven bag, at this time, the woven bag 4 waiting to be cut becomes the woven bag 5 pressed in, and at this time, the length of the woven bag between the adjacent clamping and shearing mechanisms 7, namely the length of the woven bag 5 pressed in is the specification of the woven bag needing to be cut. Subsequently, the clamping and shearing mechanism 7 cuts the woven bag and outputs the cut woven bag on the other side of the frame 3.
Example 2: the specification adjusting mechanism of the automatic drum-type woven bag dividing and cutting machine comprises a frame 3, a main shaft 8 which is arranged on the frame 3 and can rotate, a plurality of groups of support rod groups 13 which are arranged along the radial direction of the main shaft 8 are arranged on the main shaft 8, each group of support rod groups 13 consists of two support rods 9 which are respectively and fixedly arranged at two ends of the main shaft 8, and the plurality of groups of support rod groups 13 are outwards emitted and symmetrically arranged; the ends of the two support rods 9 of each support rod group 13 are respectively provided with a clamping and shearing mechanism 7 for clamping and shearing the woven bags, the clamping and shearing mechanism 7 can move on the corresponding support rod group 13, one side of the frame 3, which is waiting for the cut woven bags 4 to enter the clamping and shearing mechanism 7, is provided with a rotatable woven bag conveying driving roller 11, the proportional relation between the speed of the woven bag conveying driving roller 11 and the speed of the main shaft 8 is determined by the specification of the woven bags to be cut, and the actual speed proportion between the woven bag conveying driving roller 11 and the main shaft 8 is controlled by a PLC.
In the embodiment, a pressing roller 10 is arranged on a woven bag feeding driving roller 11, and a woven bag 4 to be cut, which is about to enter a clamping and shearing mechanism 7, is arranged between the pressing roller 10 and the woven bag feeding driving roller 11.
In practice, as shown in fig. 2 and 3, the bag feeding driving roller 11 and the pressing roller 10 in this case are moved upward as compared with the embodiment 1 and are connected to the bracket 12 through bearings, and the bracket 12 is fixed to the frame. The base length is determined according to the specification of the woven bag to be cut, the specification of the woven bag to be cut is input on the PLC, at this time, the linear distance between the adjacent clamping and shearing mechanisms 7 is the length of the base length woven bag 6, and in practice, if the specification of the woven bag to be cut is larger than the base length, the base length woven bag 6 does not exist. Starting the machine, firstly, the woven bags 4 waiting to be cut pass through the woven bag feeding driving roller 11, and the press roller 10 presses the woven bags 4 waiting to be cut on the surface of the woven bag feeding driving roller 11, so that the woven bags are tightly attached to each other, and slipping is prevented. Secondly, the woven bag 4 waiting to be cut enters the clamping and shearing mechanism 7, at the moment, one end of the woven bag 4 waiting to be cut is clamped by the last clamping and shearing mechanism 7, the other end of the woven bag is in a free state and continuously fed under the action of the woven bag feeding driving roller 11, the woven bag falls between the two adjacent clamping and shearing mechanisms 7 under the action of the gravity of the woven bag, the next clamping and shearing mechanism 7 clamps the other end of the woven bag along with the rotation of the main shaft 8, at the moment, the woven bag 4 waiting to be cut becomes the woven bag 5 pressed in, and at the moment, the length of the woven bag between the adjacent clamping and shearing mechanisms 7 is the length of the woven bag, namely the pressed-in woven bag 5 is the specification of the woven bag needing to be cut. Subsequently, the clamping and shearing mechanism 7 cuts the woven bag and outputs the cut woven bag on the other side of the frame 3.
The specification of the existing woven bag, namely the length is mostly between 400mm and 1500mm, a base length of 400mm is arranged, and even if the linear distance between the adjacent clamping and shearing mechanisms 7 is 400mm, the woven bag with the specification of 400mm to 800mm can be cut under the condition of not moving the clamping and shearing mechanisms 7 through the design; and a base length of 800mm is further arranged, so that the woven bag in the specification range of 800mm to 1600mm can be cut under the condition of not moving the clamping and shearing mechanism 7 through the design even if the linear distance between the adjacent clamping and shearing mechanisms 7 is 800 mm. That is, the slitting requirements in the general case can be met by providing 2 base lengths, i.e. by providing 2 fixed clamping and shearing mechanisms 7 at the positions on the respective support bar sets 13.
The embodiments of the present invention are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various extensions and modifications can be made without departing from the spirit of the present invention.
Claims (1)
1. The specification adjusting mechanism of the automatic drum-type woven bag dividing and cutting machine comprises a frame, a main shaft which is arranged on the frame and can rotate, wherein a plurality of groups of supporting rod groups which are radially arranged along the main shaft are arranged on the main shaft, each group of supporting rod groups consists of two supporting rods which are respectively fixedly arranged at two ends of the main shaft, and the plurality of groups of supporting rod groups are outwards emitted and symmetrically arranged; the end parts of the two support rods of each support rod group are respectively provided with a clamping and shearing mechanism for clamping and shearing the woven bags, and the clamping and shearing mechanism can move on the corresponding support rod group, and is characterized in that: the automatic cutting machine is characterized in that a rotatable woven bag conveying driving roller is arranged on one side of the rack, which is used for waiting for cutting woven bags, to enter the clamping and cutting mechanism, the proportional relation between the speed of the woven bag conveying driving roller and the speed of the main shaft is determined by the specification of the woven bags to be cut, the actual speed proportion between the woven bag conveying driving roller and the main shaft is controlled by a PLC, a pressing roller is arranged on the woven bag conveying driving roller, the woven bags to be cut, which are about to enter the clamping and cutting mechanism, are arranged between the pressing roller and the woven bag conveying driving roller, a woven bag flexible pressing device is further arranged on the rack, the woven bag flexible pressing device comprises a blower, and the position of the blower is behind the position of the clamping and cutting mechanism for clamping the woven bags along the rotation direction of the main shaft.
Priority Applications (1)
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CN201810021289.3A CN107891629B (en) | 2018-01-10 | 2018-01-10 | Automatic cutting machine specification adjustment mechanism of drum-type braided bag |
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CN201810021289.3A CN107891629B (en) | 2018-01-10 | 2018-01-10 | Automatic cutting machine specification adjustment mechanism of drum-type braided bag |
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CN107891629B true CN107891629B (en) | 2023-10-27 |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04173668A (en) * | 1990-11-06 | 1992-06-22 | Ckd Corp | Film feed amount regulating and cutting method, and its device |
US5692440A (en) * | 1995-05-20 | 1997-12-02 | Koenig & Bauer-Albert Aktiengesellschaft | Cutting device |
JP2007117226A (en) * | 2005-10-25 | 2007-05-17 | Kao Corp | Production method of beltlike sheet |
CN201385331Y (en) * | 2009-03-27 | 2010-01-20 | 上海稳健医疗器械有限公司 | Rotating and cutting device |
CN102180368A (en) * | 2011-04-14 | 2011-09-14 | 佛山市南海区德昌誉机械制造有限公司 | Toilet paper rewinder |
CN102326861A (en) * | 2010-06-22 | 2012-01-25 | 豪尼机械制造股份公司 | The conveying cylinder of the tobacco industry |
CN106808511A (en) * | 2017-03-15 | 2017-06-09 | 江西农业大学 | Drum-type woven bag automatic splitting machine |
-
2018
- 2018-01-10 CN CN201810021289.3A patent/CN107891629B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04173668A (en) * | 1990-11-06 | 1992-06-22 | Ckd Corp | Film feed amount regulating and cutting method, and its device |
US5692440A (en) * | 1995-05-20 | 1997-12-02 | Koenig & Bauer-Albert Aktiengesellschaft | Cutting device |
JP2007117226A (en) * | 2005-10-25 | 2007-05-17 | Kao Corp | Production method of beltlike sheet |
CN201385331Y (en) * | 2009-03-27 | 2010-01-20 | 上海稳健医疗器械有限公司 | Rotating and cutting device |
CN102326861A (en) * | 2010-06-22 | 2012-01-25 | 豪尼机械制造股份公司 | The conveying cylinder of the tobacco industry |
CN102180368A (en) * | 2011-04-14 | 2011-09-14 | 佛山市南海区德昌誉机械制造有限公司 | Toilet paper rewinder |
CN106808511A (en) * | 2017-03-15 | 2017-06-09 | 江西农业大学 | Drum-type woven bag automatic splitting machine |
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