CN219821896U - Movable unreeling, pressing and cutting assembly - Google Patents

Abstract

The utility model discloses a movable unreeling bag-pressing and bag-cutting assembly, which comprises a fixed beam, a bag-pressing bracket, a lower pressing plate and a bag-cutting assembly, wherein the fixed beam is arranged transversely at the unreeling discharge end, the bag-pressing bracket is arranged below the fixed beam and can transversely move, the lower pressing plate for supporting a bag roll film is fixedly arranged on the bag-pressing bracket, the upper part of the lower pressing plate is arranged on a turnover upper pressing plate, a pressing shaft at the upper part of the upper pressing plate is used as a rotating shaft after the upper pressing plate is turned, the upper pressing plate is connected with the pressing shaft through a transmission arm, the transmission arm is also connected with a turnover cylinder for driving the upper pressing plate to turn over, and the bag-cutting assembly capable of transversely moving is arranged at one side of the fixed beam. The utility model is easy to realize, and by combining the unreeling and bag pressing structure and the bag cutting structure, the device is used for timely compacting and cutting off the last bag roll, and after the material cutting, the device can realize the movement after the material cutting by the movement of the unreeling and bag pressing structure, thereby solving the problem of traction and butt joint, and avoiding the problem of time-consuming operation caused by the replacement of a new bag roll; and reduces the manual participation and ensures the stability of the precision in the unreeling and bag making process.

Description

Movable unreeling, pressing and cutting assembly

Technical Field

The utility model relates to the technical field of packaging equipment, in particular to a movable unreeling, pressing and cutting assembly.

Background

The unreeling structure is an important part of an automatic packaging machine, the bags can be continuously unreeled through the bag roll, the number of the bags can be fed once, and the discharge end of the bag roll is generally cut off, so that continuous bag making operation is formed, but when the bag roll is completely unreeled, the machine is stopped at the moment, the next bag roll is replaced, when the bag roll is fed in the actual use process, the next bag roll needs to pass through a plurality of parts of the unreeled bag making operation, such as an unreeled dead shaft, an unreeled moving shaft, a power reel and the like, and a plurality of times are needed for each replacement, so that the unreeled mechanism is improved, and the unreeled mechanism is not completely unreeled.

The patent publication number is as follows: CN210393134U discloses a blank device for wrapping bag film, through blank device its through being provided with the blank subassembly, compress tightly subassembly, guide roll subassembly and place platform, can make wrapping bag film its export through unreeling the frame, the wrapping bag film of output is its under the traction of guide roll subassembly, it is carried in the blank subassembly and is sliced, wrapping bag film is its when slicing operation, compress tightly the wrapping bag film to guarantee the normal section of wrapping bag film, the wrapping bag film after the section is accomplished is carried to place platform on, so that subsequent process or manual work take away, thereby accomplish the cutting operation of whole wrapping bag film.

The above patent proposes a manner of cutting the bag roll by combining the cutting component and the compressing component, but the cutting end is positioned at the discharge end of the unreeling, which is used for cutting the bag in the bag making process, and the cutting component and the compressing component are matched with each other and do not need to move in the use process;

if the manual operation is avoided to pass through a plurality of parts of the unreeling bag making, the manual operation is used for timely compressing and cutting off the end of the previous bag roll, connecting the design concept that the next bag roll pulls the next bag roll, so that the process of less bag passing is achieved, the compressing and cutting off of the unreeling front end part is realized, and after the material breaking, the material breaking part is required to be guided to enable the material breaking part to be in butt joint with the end head of the next bag roll, so that the traction is realized, the one-to-one bag passing process is avoided, and therefore, the movable unreeling, pressing and bag cutting assembly is required to be additionally arranged on the unreeling front end part.

Disclosure of Invention

The utility model aims to overcome the defects and the shortcomings in the prior art, and provides a movable unreeling, pressing and cutting assembly which solves various problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a portable unreel presses bag to cut bag subassembly, is including being located the fixed beam that unreels the horizontal setting of discharge end, but the bag bracket is pressed to the below of fixed beam is installed to lateral shifting, fixed mounting has the holding down plate that supports the bag roll up the membrane on the bag bracket, the top of holding down plate is erect at the top that can overturn, the upset of top board uses the pressure axle of its top as the pivot, be connected through the drive arm between top board and the pressure axle, the drive arm still is connected with the upset cylinder that drives the top board upset, but lateral shifting cuts the bag subassembly is installed to one side of fixed beam.

Two transverse guide rails which are arranged in parallel are paved above the bag pressing bracket, guide blocks matched with the transverse guide rails in a guiding mode are arranged on the bottom end face of the fixing beam, the rear end portion of the bag pressing bracket is driven by a pushing air cylinder in a moving mode, a cylinder body of the pushing air cylinder is fixedly installed on the bottom end face of the fixing beam, and the extending end of a piston rod is connected with the upper end face of the bag pressing bracket through a connecting portion.

The overturning cylinder is obliquely erected on the bag pressing bracket.

The bag cutting assembly comprises a cutter bracket, the movement of the cutter bracket is driven by a guide driving assembly arranged on the upper end face of a fixed beam, the bottom end of the cutter bracket is provided with a conical film guiding opening facing the bag film, the rear end of the film guiding opening is fixedly provided with a blade through a compression fixed connecting plate, and the edge end of the blade is positioned in the film guiding opening.

The guide driving assembly comprises a longitudinal guide rail and a screw rod for driving the cutter bracket to move, a sliding seat matched with the longitudinal guide rail in a guide way and a guide sleeve screwed with the screw rod are arranged at the upper end part of the cutter bracket, and the movement of the cutter bracket is driven by a motor at the end part of the screw rod.

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

the utility model has reasonable structural design and easy realization, is used for timely compacting and cutting off the last bag roll by combining the unreeling and pressing bag and the bag cutting structure, and realizes the movement after the material cutting by the movement of the unreeling and pressing bag after the material cutting, thereby achieving the aim of sewing at the butt joint position of the last bag roll, solving the problem of traction butt joint and avoiding the problem of time consuming operation caused by the replacement of a new bag roll; and reduces the manual participation, ensures the stability of the precision in the unreeling and bag making process, and reduces the deviation.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of another view.

Reference numerals:

1. a fixed beam; 2. a bag pressing bracket; 3. a lower pressing plate; 4. an upper press plate; 5. pressing a shaft; 6. a transmission arm; 7. a bag cutting assembly; 8. a transverse guide rail; 9. a guide block; 10. a pushing cylinder; 71. a cutter bracket; 72. a film guiding port; 73. compressing the fixed connecting plate; 74. a blade; 75. a longitudinal guide rail; 76. a screw rod; 8. a transverse guide rail; 9. a guide block; 10. a pushing cylinder; 11. and (5) overturning the air cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

See fig. 1-2;

the utility model provides a portable unreeling presses bag to cut bag subassembly, including being located the fixed beam 1 that unreels the horizontal setting of discharge end, but the bag bracket 2 is pressed to the below of fixed beam 1 is installed to the lateral shifting, press the fixed mounting to be gone up to bag bracket 2 to have the holding down plate 3 that supports the bag roll up membrane, the top of holding down plate 3 is erect at the top of can overturning top board 4, the upset of top board 4 uses the pressure shaft 5 of its top to be the pivot, connect through transmission arm 6 between top board 4 and the pressure shaft 5, transmission arm 6 still is connected with the upset cylinder 11 that drives the upset of top board 4, upset cylinder 11 slope is erect on bag bracket 2, through the upset cylinder 11 that inclines to set up, the space is saved and is erect, guarantee the rationality of its spatial position, and change the rectilinear motion of upset cylinder into the top board in the space, realize opening and shutting with the holding down plate, compress tightly when unreeling with the time of stopping to unreeling to roll end, bag cutting subassembly 7 that can laterally shift is installed to one side of fixed beam 1.

Further, two transverse guide rails 8 which are arranged in parallel are paved above the bag pressing bracket 2, guide blocks 9 which are matched with the transverse guide rails 8 in a guiding way are arranged on the bottom end face of the fixed beam 1, the rear end part of the bag pressing bracket 2 is driven by a pushing cylinder 10, the cylinder body of the pushing cylinder 10 is fixedly installed on the bottom end face of the fixed beam 1, and the extending end of a piston rod is connected with the upper end face of the bag pressing bracket 2 through a connecting part. The whole bag pressing bracket is driven to transversely move along the transverse guide rail through the telescopic action of the pushing cylinder, so that the movement of the tail end of the bag roll after the material breaking is realized. Because the bag roll has a certain length at the cutting position and the initial clamping position, the length of the segment can be vertically downward under the action of gravity after moving, so that the bottom end part is positioned at the position of the sewing mechanism.

Further, the bag cutting assembly 7 comprises a cutter bracket 71, the cutter bracket 71 is driven by a guide driving assembly arranged on the upper end face of the fixed beam 1, a conical film guiding opening 72 facing the bag film is formed in the bottom end portion of the cutter bracket 71, a blade 74 is fixedly mounted at the rear end of the film guiding opening 72 through a compression fixed connecting plate 73, and the cutting edge end of the blade 74 is located in the film guiding opening 72.

The guiding driving assembly comprises a longitudinal guide rail 75 and a screw rod 76 for driving the cutter bracket 71 to move, a sliding seat in guiding fit with the longitudinal guide rail 75 and a guide sleeve screwed with the screw rod 76 are arranged at the upper end part of the cutter bracket 71, and the movement of the cutter bracket 71 is driven by a motor at the end part of the screw rod 76. The bag rolls are gathered towards the conical material guide opening of the bag rolls, the uniformity of the cutting positions of the blades is guaranteed, the motor drives the screw rod to rotate in the longitudinal cutting process, and accordingly the cutter bracket is driven to move along the longitudinal guide rail in a guiding manner, and the cutting process of the bag rolls is completed.

The specific working process of the structure is as follows: the upper pressing plate is acted on by the extension of the overturning cylinder, the upper pressing plate is acted on by the transmission arm to rotate around the pressing shaft, so that the bag roll after the unreeling of the unreeling shaft is timely pressed and fixed, the tail end of the previous bag roll can be fixed, the tail end of the bag roll is cut off through the bag cutting assembly, a section of length allowance which can be butted with the upper section is reserved between the bag roll and the pressing position after the bag roll is cut off through the interval between the bag cutting position and the pressing position, the end of the bag roll after the cutting is vertical downwards under the action of gravity, then the bag pressing bracket is driven to move through the pushing cylinder, and the movement of the position of the bag pressing position is realized, so that the end of the bag roll is moved to the position to be butted with the end of the next roll, and then the bag roll is sewn.

In conclusion, the device has reasonable structural design and is easy to realize, the device is used for timely compressing and cutting off when the previous bag roll is finished through the combination of the unreeling and bag pressing structures, and the movement after the material cutting is realized through the movement of the unreeling and bag pressing structures, so that the device can be sewn at the butt joint position of the device and the previous bag roll, the problem of traction butt joint is solved, and the problem of time consuming operation caused by replacement of a new bag roll can be avoided; and reduces the manual participation, ensures the stability of the precision in the unreeling and bag making process, and reduces the deviation.

Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.

Claims (5)

1. The utility model provides a portable unreeling presses bag to cut bag subassembly which characterized in that: including being located the fixed beam (1) that unreels the horizontal setting of discharge end, but bag bracket (2) are pressed to the below of fixed beam (1) is installed, but fixed mounting has holding down plate (3) that support bag rolled up the membrane on bag bracket (2), the top of holding down plate (3) is erect at holding down plate (4) that can overturn, the upset of holding up plate (4) uses pressure shaft (5) of rear top as the pivot, be connected through driving arm (6) between holding up plate (4) and pressure shaft (5), driving arm (6) still are connected with upset cylinder (11) that drive holding up plate (4) overturned, but bag subassembly (7) are cut to one side of fixed beam (1) is installed to lateral shifting.

2. The mobile unwind, bag-on-bag and bag-on-bag assembly of claim 1, characterized in that: two transverse guide rails (8) which are arranged in parallel are paved above the bag pressing bracket (2), guide blocks (9) matched with the transverse guide rails (8) in a guiding mode are arranged on the bottom end face of the fixed beam (1), the rear end portion of the bag pressing bracket (2) is driven by a pushing cylinder (10), a cylinder body of the pushing cylinder (10) is fixedly installed on the bottom end face of the fixed beam (1), and the extending end of a piston rod is connected with the upper end face of the bag pressing bracket (2) through a connecting portion.

3. The mobile unwind, bag-on-bag and bag-on-bag assembly of claim 1, characterized in that: the overturning cylinder (11) is obliquely erected on the bag pressing bracket (2).

4. The mobile unwind, bag-on-bag and bag-on-bag assembly of claim 1, characterized in that: the bag cutting assembly (7) comprises a cutter bracket (71), the cutter bracket (71) is driven by a guide driving assembly arranged on the upper end face of a fixed beam (1), a conical film guiding opening (72) towards a bag film is formed in the bottom end portion of the cutter bracket (71), a blade (74) is fixedly mounted at the rear end of the film guiding opening (72) through a compression fixed connecting plate (73), and the cutting edge end of the blade (74) is positioned in the film guiding opening (72).

5. The mobile unwind, roll, and pouch cutting assembly of claim 4, further comprising: the guiding driving assembly comprises a longitudinal guide rail (75) and a screw rod (76) for driving the cutter bracket (71) to move, a sliding seat in guiding fit with the longitudinal guide rail (75) and a guide sleeve screwed with the screw rod (76) are arranged at the upper end part of the cutter bracket (71), and the movement of the cutter bracket (71) is driven by a motor at the end part of the screw rod (76).