CN215704540U

CN215704540U - Double-discharging bag making machine

Info

Publication number: CN215704540U
Application number: CN202122167066.8U
Authority: CN
Inventors: 肖力
Original assignee: Wuxi Tiemin Machinery Co ltd
Current assignee: Wuxi Tiemin Machinery Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-02-01
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a double-discharging bag making machine which comprises a rack, wherein a feeding assembly, a composite roll pair and a collecting roller are sequentially arranged on the rack, the feeding assembly comprises two feeding rollers which are distributed side by side, the composite roll pair comprises a first hot pressing roller and a second hot pressing roller, the roller surfaces of the first hot pressing roller and the second hot pressing roller are attached to each other and respectively correspond to the two feeding rollers one by one, the plane which is positioned between the first hot pressing roller and the second hot pressing roller and is attached to the first hot pressing roller and the second hot pressing roller is a hot pressing surface, the composite roll pair is connected with a moving device, and the moving device is used for adjusting the distance between the two feeding rollers and the hot pressing surface. This two blowing system bag machines pass through the compound pair roller of mobile device drive and remove to the distance between adjustment hot pressing face and two feed rollers, so that the pattern of two membrane materials aligns, and simple structure is compact, has reduced its occupation space when reducing equipment cost.

Description

Double-discharging bag making machine

Technical Field

The utility model belongs to the field of bag making machines, and particularly relates to a double-discharging bag making machine.

Background

The existing double-discharging bag making machine generally utilizes various photoelectric detection assemblies to detect the positions of patterns in order to ensure that the upper mold patterns are aligned with the lower mold patterns in the production process, and various alignment mechanisms are added in a bag making machine, so that the patterns are accurately aligned when the upper mold and the lower mold are subjected to heat sealing, and the production of large batches of unqualified products is avoided.

For example, chinese patent application No. CN201711166233.9 discloses an upper and lower film pattern alignment mechanism for a double-discharging bag making machine, which includes two frame plates, an upper film unwinding mechanism, an upper film conveying roller assembly, a first positioning traction roller assembly, a second positioning traction roller assembly are sequentially disposed between the upper portions of the two frame plates along a conveying direction, a lower film unwinding mechanism and a lower film conveying roller assembly are sequentially disposed between the lower portions from right to left, and the upper film fine-tuning roller assembly, the first photoelectric detection assembly, the second photoelectric detection assembly, and the third photoelectric detection assembly are further included. The utility model utilizes three photoelectric sensors to detect three different positions in the upper and lower film conveying process, thereby ensuring the accuracy of pattern alignment when the upper and lower films are combined, and can realize fine adjustment of the upper film by adjusting the speed reducing motor of the upper film fine adjustment roller assembly according to the information fed back by the photoelectric detection assembly.

However, the double-discharging bag making machine using the alignment mechanism has a complex structure, which not only increases the manufacturing cost of the equipment, but also causes the bag making machine to have a large integral size due to the complex structure, and easily occupies too much production space. Therefore, there is a need for an improvement in existing dual infeed bag machines.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-discharging bag making machine, which aims to solve the technical problems of complex structure, high cost and excessive occupied space.

In order to realize the aim, the specific technical scheme of the double-discharging bag making machine is as follows:

the utility model provides a two blowing bag machines, includes the frame, the feed subassembly, compound pair roller and collection roller have set gradually in the frame, the feed subassembly includes two feed rollers that distribute side by side, compound pair roller include the roll surface laminate and respectively with two first hot pressing roller and the second hot pressing roller of feed roller one-to-one, be located between first hot pressing roller and the second hot pressing roller and with the plane of the two laminating mutually be the hot pressing surface, compound pair roller is connected with mobile device, mobile device is used for adjusting two the feed roller with the distance between the hot pressing surface.

Preferably, in order to accurately control the distance between the hot-pressing surface and the two feeding rollers, the moving device drives the composite counter roller to move along the direction perpendicular to the hot-pressing surface.

Preferably, in order to realize the movement of the compound counter roller and adjust the distance between the hot pressing surface and the two feeding rollers, the moving device comprises a hydraulic cylinder, a cylinder barrel of the hydraulic cylinder is fixedly connected with the frame, and a piston rod of the hydraulic cylinder is connected with the compound counter roller.

Preferably, in order to facilitate judgment of whether patterns on two film materials passing through the composite pair roller are aligned or not when the two feeding rollers feed, photoelectric sensors are arranged between the two feeding rollers and the composite pair roller, and detection ports of the photoelectric sensors face the transmission direction of the film materials.

Preferably, in order to ensure that a detection port of the photoelectric sensor is perpendicular to the hot pressing surface and ensure detection precision, a guide device is arranged between the two feeding rollers and the composite pair roller, the guide device comprises at least two guide rollers which are distributed side by side along a direction parallel to the hot pressing surface, and the guide rollers are rotatably arranged on the rack around the axis lines of the guide rollers.

Preferably, the guide means comprises two guide rollers in order to reduce equipment costs.

Preferably, in order to improve the accuracy of the alignment of the patterns of the two film materials during the heat sealing, the two photoelectric sensors are arranged between the two guide rollers of the two guide devices in a back-to-back manner.

Preferably, in order to avoid the film material after the heat seal from bonding together due to the high temperature when the rolling, and the product is scrapped, the composite pair roller and the collection roller are provided with a cooling roller therebetween.

Preferably, in order to further improve the cooling effect, the cooling roller with collect between the roller, and/or the cooling roller with be provided with between the compound pair roller be used for increasing the membrane material with cooling roller area of contact's deflector roll.

Preferably, in order to facilitate installation of the apparatus and reduce the space occupied by the apparatus in the horizontal direction, the two feed rolls are arranged side by side in the direction of the plumb.

In conclusion, compared with the prior art, the double-discharging bag making machine provided by the utility model has the advantages that the composite pair rollers are driven to move by the moving device so as to adjust the distance between the hot pressing surface and the two feeding rollers, so that the patterns of two film materials are aligned, the structure is simple and compact, the equipment cost is reduced, and the occupied space is reduced.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a schematic structural diagram of example 2 of the present invention;

the notation in the figure is: 1. a frame; 2. a supply assembly 2a, a supply roller; 3. a composite pair roller 3a, a first hot-pressing roller 3b and a second hot-pressing roller; 4. a collection roller; 5. a mobile device; 6. a photosensor; 7. a guide device 7a, a guide roller; 8. a cooling roller; 9. a guide roller; 10. and (4) pulling the rolls.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, a dual discharging bag making machine of the present invention is further described in detail below with reference to the accompanying drawings.

Example 1

As shown in fig. 1, the double-discharging bag making machine of embodiment 1 includes a frame 1, a feeding assembly 2, a composite pair roller 3 and a collecting roller 4 are sequentially disposed on the frame 1, wherein the collecting roller 4 is driven by a motor to rotate around its own axis, the feeding assembly 2 includes two feeding rollers 2a distributed side by side along the vertical direction, the composite pair roller 3 includes a first hot pressing roller 3a and a second hot pressing roller 3b whose roller surfaces are attached to each other and respectively correspond to the two feeding rollers 2a one by one, a plane between the first hot pressing roller 3a and the second hot pressing roller 3b and attached to the two is a hot pressing surface, the hot pressing surface is disposed horizontally, the composite pair roller 3 is connected with a moving device 5, and the moving device 5 is used for adjusting the distance between the two feeding rollers 2a and the hot pressing surface; the moving device 5 drives the composite pair roller 3 to move along the direction perpendicular to the hot pressing surface, namely along the vertical direction, the moving device 5 comprises a hydraulic cylinder, a cylinder barrel of the hydraulic cylinder is fixedly connected with the rack 1, and a piston rod of the hydraulic cylinder is connected with the composite pair roller 3.

When this two blowing bag machines used, provide two membrane materials respectively through two feed roller 2a, wherein the feed roller 2a that is located the top provides the membrane, and the feed roller 2a that is located the below provides down the membrane, goes up the membrane and when lower membrane process compound pair roller 3 department, extrudes the heating through first hot pressing roller 3a and second hot pressing roller 3b, carries out the heat-seal and handles the back, is collected by collecting roller 4 again.

In order to ensure that the upper film pattern is aligned with the lower film pattern, a hydraulic cylinder serving as a moving device 5 is started, the height position of the composite pair roller 3 is adjusted, namely the height position of a hot pressing surface formed by the first hot pressing roller 3a and the second hot pressing roller 3b is changed, so that the height difference between the hot pressing surface and the two feeding rollers 2a, namely the distance is changed, the distance between the two material rolling rollers 2a and the joint positions of the first hot pressing roller 3a and the second hot pressing roller 3b is changed, the patterns of the upper film and the lower film at the joint positions of the first hot pressing roller 3a and the second hot pressing roller 3b are aligned, and the product quality is ensured.

The utility model discloses an in, through the removal of compound pair roller 3, change the distance between hot pressing face and two feed rollers 2a to make and go up the membrane pattern and align with lower membrane pattern, simple structure is compact, has reduced the cost of equipment on the one hand, and on the other hand has reduced the occupation space of equipment. It should be noted that the moving device 5 is not limited to the hydraulic cylinder of the embodiment, and may also adopt a motor screw structure to drive the composite counter roller 3 to move so as to change the distance between the hot-pressing surface and the two feeding rollers 2a, thereby performing adjustment, so the moving direction of the composite counter roller 3 is not limited to the vertical direction; the two feed rollers 2a are distributed up and down for providing the upper film and the lower film respectively, and the distribution directions 2a can also be distributed along other directions, for example, the two feed rollers are horizontally distributed, and can also be used for providing the upper film and the lower film respectively, at this time, only the moving direction of the composite counter roller 3 needs to be ensured to change the distance between the hot pressing surface and the two material rolling rollers 2 a.

Photoelectric sensors 6 are arranged between the two feeding rollers 2a and the composite pair roller 3, and detection ports of the photoelectric sensors 6 face the conveying direction of the film materials; a guide device 7 is arranged between the two feeding rollers 2a and the composite pair roller 3, the guide device 7 comprises two guide rollers 7a which are distributed side by side along a hot-pressing surface (namely, the horizontal direction), and the guide rollers 7a are rotationally arranged on the frame 1 around the axial lead thereof; the two photoelectric sensors 6 are arranged back to back between the two guide rollers 7a of the two guide devices 7; a drawing roll 10 is provided between the two guides 7 and the first and second heat-pressing rolls 3a and 3b to guide the transfer direction of the upper and lower films so that the upper and lower films can be heat-sealed at the composite counter roll 3.

After the design is adopted, the transmission directions of the upper film and the lower film are guided by the guide devices 7, so that the transmission directions are kept in a parallel relation with the hot-pressing surface along the horizontal direction, and the transmission positions of the upper film and the lower film can be detected by the two photoelectric sensors 6 arranged between the two guide devices 7, so that the equipment can conveniently adjust the upper film and the lower film before heat sealing, and the upper film pattern is aligned with the lower film pattern; and the detection port directions of the two photoelectric sensors 6 are respectively vertical to the transmission directions of the upper film and the lower film, so that the detection precision is further improved, the equipment can accurately align the patterns, and the product quality is improved.

In the case of the example 2, the following examples are given,

as shown in fig. 2, the double-discharge bag machine of example 2 is different from example 1 in that a cooling roller 8 is provided between a composite counter roller 3 and a collecting roller 4; and a guide roller 9 used for increasing the contact area of the film material and the cooling roller 8 is arranged between the cooling roller 8 and the collecting roller 4 and/or between the cooling roller 8 and the composite pair roller 3.

Compared with the embodiment 1, in the embodiment, the cooling roller 8 is arranged on the feeding side of the collecting roller 4, so that the high-temperature film material subjected to heat sealing treatment can be cooled, and the phenomenon that the high-temperature film after heat sealing is wound on the collecting roller 4 and then adhered together to cause product scrap is avoided; and through the deflector roll 9 of 8 both sides of cooling roller, can increase the area of contact of membrane and cooling roller 8, further improve the cooling effect, protect the product, prevent the product adhesion after coiling and scrap.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a two blowing bag machines, includes frame (1), feed subassembly (2), compound pair roller (3) and collection roller (4) have set gradually in frame (1), feed subassembly (2) include two feed roller (2a) that distribute side by side, compound pair roller (3) include the roll surface laminating and respectively with two first hot pressing roller (3a) and second hot pressing roller (3b) of feed roller (2a) one-to-one, be located between first hot pressing roller (3a) and second hot pressing roller (3b) and the plane of laminating mutually with the two is the hot pressing face, its characterized in that, compound pair roller (3) are connected with mobile device (5), mobile device (5) are used for adjusting two feed roller (2a) with the distance between the hot pressing face.

2. The double-discharge bag machine according to claim 1, wherein the moving means (5) drives the composite counter roller (3) to move in a direction perpendicular to the hot-pressing surface.

3. The double-discharging bag making machine according to claim 2, wherein the moving device (5) comprises a hydraulic cylinder, a cylinder barrel of the hydraulic cylinder is fixedly connected with the frame (1), and a piston rod of the hydraulic cylinder is connected with the compound pair roller (3).

4. The double-discharging bag making machine according to claim 1, wherein a photoelectric sensor (6) is arranged between the two feeding rollers (2a) and the compound pair roller (3), and a detection port of the photoelectric sensor (6) faces to the conveying direction of the film material.

5. Double discharging bag machine according to claim 4, characterised in that a guiding device (7) is arranged between the two feed rollers (2a) and the compound pair roller (3), the guiding device (7) comprises at least two guiding rollers (7a) which are distributed side by side parallel to the hot pressing surface, and the guiding rollers (7a) are arranged on the machine frame (1) in a rotating way around the axes thereof.

6. Double let bag machine according to claim 5, characterised in that the guiding means (7) comprise two guiding rollers (7 a).

7. Double-emptying bag machine as claimed in claim 6, characterised in that two said photosensors (6) are arranged back-to-back between two said guide rollers (7a) of two said guide means (7).

8. The double-discharging bag making machine according to claim 1, wherein a cooling roller (8) is arranged between the compound counter roller (3) and the collecting roller (4).

9. The double-discharging bag making machine according to claim 8, characterized in that a guide roller (9) for increasing the contact area of the film material and the cooling roller (8) is arranged between the cooling roller (8) and the collecting roller (4) and/or between the cooling roller (8) and the composite counter roller (3).

10. Double reject bag machine as in claim 1, wherein said two feed rolls (2a) are arranged side by side in the direction of the plumb.