CN220148688U

CN220148688U - Plastic bag transmission tension adjusting mechanism of bag making machine

Info

Publication number: CN220148688U
Application number: CN202321502246.XU
Authority: CN
Inventors: 丁巍巍; 李想; 冯小燕
Original assignee: Anhui Ruizhihong Technology Co ltd
Current assignee: Anhui Ruizhihong Technology Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-12-08
Anticipated expiration: 2033-06-13

Abstract

The utility model discloses a plastic bag transmission tension adjusting mechanism of a bag making machine, which comprises a mounting box, wherein the inner wall of one side of the mounting box is rotationally connected with a rotating roller, one side of the mounting box, which is close to the rotating roller, is provided with a wind-up roller, the outer side of the mounting box is provided with an unreeling component, the unreeling component comprises a mounting bracket, a supporting roller, an unreeling roller, an electric telescopic rod, a connecting bracket and a pulling roller, and the bottom of the mounting box is provided with an adjusting component; through being provided with unreeling subassembly, drive the plastic bag through the wind-up roll and transmit, when transmitting the plastic bag, carry out reciprocal pulling and loosening to the plastic bag through the pulling roller, can carry out self-adaptation to the transmission tension of plastic bag in the unreeling stage and adjust, increased unreeling subassembly to the tensile accommodation of plastic bag, simultaneously, can guarantee the normal transmission of system bag machine to the plastic bag when tension is adjusted, guaranteed the stability of system bag machine operation, improved the practicality of mechanism.

Description

Plastic bag transmission tension adjusting mechanism of bag making machine

Technical Field

The utility model relates to the technical field of plastic bag production, in particular to a plastic bag transmission tension adjusting mechanism of a bag making machine.

Background

The plastic bag is made of plastic (such as polypropylene, polyester, nylon and the like) as a main raw material, is an indispensable article in daily life, and is often used for containing other articles. The plastic bag winding device is widely used because of the advantages of low cost, light weight, large capacity and convenience in storage, and when the plastic bag is produced, the winding device is needed to wind the plastic bag so as to facilitate storage of the plastic bag.

Through retrieving, the patent of chinese patent application number 202120418468.8 discloses tension adjusting device of plastics bag machine, including the device body, the inner wall rotation of device body is connected with the nip roll, the inner wall of device body is close to one side bottom swing joint of nip roll has the tension roller, the top that nip roll one side was kept away from to the tension roller is provided with the driving roller, the bottom that tension roller one side was kept away from to the driving roller is provided with the wind-up roll. The traction plastic bag of the wind-up roller is wound up, the tension roller is enabled to bear upward ground force, the tension between the plastic bags is larger, the tension roller is enabled to bear upward force, the force is detected by the tension detector and is transmitted to the controller, when the tension exceeds a preset value, the controller controls the driving motor to reduce the speed, so that the tension between the plastic bags is reduced, the plastic bags are prevented from being damaged, otherwise, when the tension is too small, the controller controls the driving motor to accelerate again, the tension is increased, and the wind-up roller is wound up more tightly, so that the effect of automatically adjusting the tension of the plastic bags is achieved.

Above-mentioned patent is comparatively limited to the regulation of system bag machine tension, lacks the self-adaptation regulation of unreeling stage to plastic bag transmission tension, can't guarantee the normal transmission of system bag machine to the plastic bag when adjusting, and then influences the normal operating of system bag machine, and the practicality is relatively poor.

For this reason, we propose a plastic bag transmission tension adjusting mechanism of a bag making machine for solving the above-mentioned problems.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a plastic bag transmission tension adjusting mechanism of a bag making machine.

The utility model solves the technical problems by the following technical proposal: including the mounting box, the inner wall rotation of mounting box one side is connected with the live-rollers, one side that the mounting box is close to the live-rollers is provided with the wind-up roll, the outside of mounting box is provided with unreels the subassembly, unreel the subassembly and include the installing support, the installing support passes through the bolt fastening in one side of mounting box, the inner wall rotation of installing support is connected with a plurality of backing rolls, one side of installing support is provided with unreels the roller, the inner wall of installing support bottom is provided with electric telescopic handle through the bolt fastening, electric telescopic handle's top is fixed with the linking bridge, linking bridge's inner wall rotation is connected with a plurality of pull rolls, the bottom of mounting box is provided with adjusting part.

As still further aspects of the utility model: one side of the mounting box is provided with a control panel.

As still further aspects of the utility model: and the side wall of the mounting box is provided with a limiting chute.

As still further aspects of the utility model: the inner wall of the installation box is rotatably connected with a pair of flattening rollers.

As still further aspects of the utility model: the outside sliding connection of linking bridge has a plurality of sliding columns, sliding column and installing support fixed connection.

As still further aspects of the utility model: the adjusting component comprises a mounting plate, the mounting plate is fixed to the bottom of the mounting box through bolts, a hydraulic rod is fixed to the bottom of the mounting plate through bolts, a tension detector is fixed to the top of the hydraulic rod through bolts, a mounting seat is fixed to the top of the tension detector, and a tension roller is connected to the inner wall of the mounting seat in a rotating mode.

As still further aspects of the utility model: the bottom of the tension detector is fixedly provided with a limit sliding block which is in sliding connection with the mounting plate.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. the plastic bag is driven to be transmitted through the wind-up roll by the unreeling component, when the plastic bag is transmitted, the plastic bag is pulled and loosened in a reciprocating manner through the pulling roll, so that the transmission tension of the plastic bag can be adaptively adjusted in the unreeling stage, the tension adjusting range of the unreeling component to the plastic bag is increased, meanwhile, the normal transmission of the bag making machine to the plastic bag during tension adjustment can be ensured, the running stability of the bag making machine is ensured, and the practicability of the mechanism is improved;

2. through the sliding columns, when the connecting support moves up and down, the positions of the connecting support are always kept horizontal through the cooperation of the sliding columns, so that the plastic bags can be uniformly pulled by the pulling rollers, and damage to the plastic bags during pulling operation is avoided;

3. the tension of the plastic bag is adjusted through the adjusting component, the limiting slide block is arranged to limit the up-and-down movement of the tension detector and the mounting seat, the tension roller is prevented from shifting during movement, the position of the tension roller during tension adjustment is relatively fixed, and the stable operation of adjustment operation is ensured.

Drawings

FIG. 1 shows a schematic diagram of an axially measured structure provided in accordance with an embodiment of the present utility model;

FIG. 2 shows a schematic diagram of an isometric cross-sectional structure provided in accordance with an embodiment of the present utility model;

FIG. 3 shows an enlarged schematic view of the portion A in FIG. 2 according to an embodiment of the present utility model;

fig. 4 shows an enlarged schematic view of the B-site in fig. 2 according to an embodiment of the present utility model.

Legend description:

100 mounting boxes, 110 control panels, 120 limiting sliding grooves, 130 flattening rollers, 140 rotating rollers, 150 winding rollers, 210 mounting brackets, 220 supporting rollers, 230 unreeling rollers, 240 electric telescopic rods, 250 connecting brackets, 251 sliding columns, 260 pulling rollers, 310 mounting plates, 320 hydraulic rods, 330 tension detectors, 331 limiting sliding blocks, 340 mounting seats and 350 tension rollers.

Detailed Description

In the description of the present utility model, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "up", "down", "front", "rear", "left", "right", "vertical", "horizontal", "top" are used;

the orientation or positional relationship indicated by "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "sleeved," "connected," etc. should be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model provides a technical solution: the automatic rolling device comprises a mounting box 100, wherein a rotating roller 140 is rotatably connected to the inner wall of one side of the mounting box 100, a wind-up roller 150 is arranged on one side, close to the rotating roller 140, of the mounting box 100, an unreeling assembly is arranged on the outer side of the mounting box 100 and comprises a mounting bracket 210, a supporting roller 220, an unreeling roller 230, an electric telescopic rod 240, a connecting bracket 250 and a pulling roller 260, and an adjusting assembly is arranged at the bottom of the mounting box 100; through being provided with unreeling subassembly, drive the plastic bag through wind-up roll 150 and transmit, when transmitting the plastic bag, carry out reciprocal pulling and loosening to the plastic bag through pulling roller 260, can carry out self-adaptation to the transmission tension of plastic bag in the unreeling stage and adjust, increased unreeling subassembly to the tensile accommodation of plastic bag, simultaneously, can guarantee the normal transmission of system bag machine to the plastic bag when tension is adjusted, guaranteed the stability of system bag machine operation, improved the practicality of mechanism.

Specifically, a control panel 110 is disposed on one side of the installation box 100, a limiting chute 120 is disposed on a side wall of the installation box 100, and a pair of flattening rollers 130 are rotatably connected to an inner wall of the installation box 100; limiting sliding grooves 120 are formed, the tension roller 350 is limited when moving up and down, the adjustment condition is conveniently observed by the outside, the flattening roller 130 is arranged to flatten the entered plastic bag, and the flatness of the plastic bag after being processed is ensured.

Specifically, a plurality of sliding posts 251 are slidably connected to the outer side of the connecting bracket 250, and the sliding posts 251 are fixedly connected to the mounting bracket 210; through being provided with the traveller 251, when linking bridge 250 goes on reciprocating, the position that makes linking bridge 250 remains level throughout through the cooperation of a plurality of travellers 251 for a plurality of pulling rolls 260 can carry out the pulling to the plastic bag evenly, avoid causing the damage to the plastic bag when pulling the operation.

Specifically, the adjusting assembly includes a mounting plate 310, the mounting plate 310 is fixed to the bottom of the mounting box 100 through a bolt, a hydraulic rod 320 is fixed to the bottom of the mounting plate 310 through a bolt, a tension detector 330 is fixed to the top of the hydraulic rod 320 through a bolt, a mounting seat 340 is fixed to the top of the tension detector 330, a tension roller 350 is rotatably connected to the inner wall of the mounting seat 340, a limit slider 331 is fixed to the bottom of the tension detector 330, and the limit slider 331 is slidably connected with the mounting plate 310; the tension of the plastic bag is adjusted by the aid of the adjusting component, the limiting slider 331 is arranged to limit the up-and-down movement of the tension detector 330 and the mounting seat 340, the tension roller 350 is prevented from shifting during movement, the position of the tension roller 350 during tension adjustment is relatively fixed, and stable operation of adjustment operation is guaranteed.

Working principle: during the use, through the operation of control panel 110 control mechanism, the plastic bag raw materials roll is fixed on unreeling roller 230, walk around a plurality of backing rolls 220 and pulling roll 260 in proper order with the one end of plastic bag, make the plastic bag be the wave line and arrange on unreeling subassembly, then walk around the exhibition flat roller 130 in proper order, tension roller 350 and rotor roll 140, and finally fix on wind-up roll 150, drive the plastic bag through wind-up roll 150 and transmit, when carrying out the transmission to the plastic bag, electric telescopic handle 240 starts, and carry out reciprocating concertina movement, and then linking bridge 250 and pulling roll 260 reciprocating motion, carry out reciprocating pulling and loosening to the plastic bag through pulling roll 260, can carry out the self-adaptation to the transmission tension of plastic bag in the stage of unreeling, carry out the flattening operation to the plastic bag of entering through exhibition flat roller 130, guarantee the roughness after the plastic bag processing, carry out real-time detection to the pulling force that tension roller 350 received this moment, and then detect the tension roller 350 position plastic bag, hydraulic lever 320 starts, hydraulic lever 320 drives pulling force detector 330 and mount pad 340 a pair of, and then drive tension pair 350, carry out tension pair operation, can take up and take up tension pair, can carry out the tensioning operation to the plastic bag.

While the present utility model has been disclosed with reference to the embodiments and the accompanying drawings, it will be understood by those skilled in the art that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, and therefore the scope of the utility model is not limited to the embodiments and the disclosure of the drawings.

Claims

1. The utility model provides a plastic bag transmission tension adjustment mechanism of bag making machine, its characterized in that, including install bin (100), the inner wall rotation of install bin (100) one side is connected with rotor (140), one side that install bin (100) is close to rotor (140) is provided with wind-up roll (150), the outside of install bin (100) is provided with unreels subassembly, unreel subassembly includes installing support (210), installing support (210) are fixed in one side of install bin (100) through the bolt, the inner wall rotation of installing support (210) is connected with a plurality of backing rolls (220), one side of installing support (210) is provided with unreels roller (230), the inner wall of installing support (210) bottom is fixed with electric telescopic handle (240) through the bolt, the top of electric telescopic handle (240) is fixed with linking bridge (250), the inner wall rotation of linking bridge (250) is connected with a plurality of pulling rolls (260), the bottom of install bin (100) is provided with adjusting part.

2. A plastic bag transporting tension adjusting mechanism of a bag making machine according to claim 1, wherein a control panel (110) is provided at one side of the mounting box (100).

3. The plastic bag transmission tension adjusting mechanism of a bag making machine according to claim 2, wherein the side wall of the mounting box (100) is provided with a limit chute (120).

4. A plastic bag transporting tension adjusting mechanism of a bag making machine according to claim 3, wherein a pair of flattening rollers (130) are rotatably connected to the inner wall of the mounting box (100).

5. The plastic bag transmission tension adjusting mechanism of a bag making machine according to claim 1, wherein a plurality of slide posts (251) are slidably connected to the outer side of the connecting bracket (250), and the slide posts (251) are fixedly connected to the mounting bracket (210).

6. The plastic bag transmission tension adjusting mechanism of a bag making machine according to claim 1, wherein the adjusting assembly comprises a mounting plate (310), the mounting plate (310) is fixed at the bottom of the mounting box (100) through bolts, a hydraulic rod (320) is fixed at the bottom of the mounting plate (310) through bolts, a tension detector (330) is fixed at the top of the hydraulic rod (320) through bolts, a mounting seat (340) is fixed at the top of the tension detector (330), and a tension roller (350) is rotatably connected to the inner wall of the mounting seat (340).

7. The plastic bag transmission tension adjusting mechanism of a bag making machine according to claim 6, wherein a limit slider (331) is fixed at the bottom of the tension detector (330), and the limit slider (331) is slidably connected with the mounting plate (310).