WO2021072582A1

WO2021072582A1 - Printing machine for plastic woven bag production

Info

Publication number: WO2021072582A1
Application number: PCT/CN2019/110966
Authority: WO
Inventors: 朱开椿
Original assignee: 江西亚美达科技有限公司
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2021-04-22

Abstract

A printing machine for plastic woven bag production, comprising a machine body (1). A conveyor belt (2) is provided on the middle part of the top of the machine body (1), a first mounting block (3), a second mounting block (4) and a third mounting block (5) are fixedly connected to both sides of the top of the machine body (1) from left to right respectively, a first support rod (6) is fixedly connected to the top of each first mounting block (3), a first fixing rod (7) is fixedly connected between two first support rods (6), and a pressing plate (8) is fixedly connected to the bottom of the first fixing rod (7). The printing machine for plastic woven bag production fixes a plastic woven bag on the surface of the conveyor belt (2), and the conveyor belt (2) moves through the pressing plate (8) to press the plastic woven bag, so that the plastic woven bag can be flattened and pressed smoothly, thereby preventing the plastic woven bag from being stretched during printing, making the printing effect better, improving the production effect, and avoiding the problems of color misregistration and even deformation of a printing pattern during printing.

Description

Printing machine for plastic woven bag production

Technical field

The invention relates to the technical field of the production of plastic woven bags, in particular to a printing machine for the production of plastic woven bags.

Background technique

Plastic woven bags are composed of polypropylene bags and polyethylene bags according to the main materials. According to the sewing method, they are divided into seamed bottom bags or seamed bottom bags. At present, it is widely used as a packaging material for fertilizers and chemical products. The main production process is to use plastic raw materials to extrude the film, cut and unidirectionally stretch into flat filaments, and obtain products through warp and weft weaving, generally called woven bags.

In the production of plastic woven bags, text and images need to be printed on the surface of the plastic woven bag for the needs of customers. During printing, if the plastic woven bag is stretched, the color registration will be inaccurate and even the printed pattern will be deformed. , Thereby reducing the efficiency of production and not conducive to saving resources and production costs. For this reason, we propose a printing machine for the production of plastic woven bags to solve the above-mentioned problems.

Summary of the invention

(1) Technical problems solved

Aiming at the shortcomings of the prior art, the present invention provides a printing machine for the production of plastic woven bags, which has the advantage of high production efficiency, and solves the problem of inaccurate color registration if the plastic woven bags are stretched during printing. Cause the deformation of the printed pattern, thereby reducing the efficiency of production, which is not conducive to the problems of saving resources and production costs.

(2) Technical solution

In order to achieve the above-mentioned purpose of high production efficiency, the present invention provides the following technical solutions: a printing machine for the production of plastic woven bags, comprising a body, the middle of the top of the body is provided with a transmission belt, and both sides of the top of the body are from left to A first mounting block, a second mounting block, and a third mounting block are respectively fixedly connected to the right side. A first support rod is fixedly connected to the top of the first mounting block, and a first support rod is fixedly connected between the two first support rods. A fixed rod, a pressure plate is fixedly connected to the bottom of the first fixed rod, a second support rod is fixedly connected to the top of the second mounting block, and a second fixed rod is fixedly connected between the two second support rods , Both sides of the outer surface of the second fixing rod are fixedly connected with a first bearing, the outer surface of the first bearing is fixedly sleeved with a plate roller, and the top of the third mounting block is fixedly connected with a telescopic rod, so The outer surface of the telescopic rod is movably sleeved with a compression spring, the top of the telescopic rod is fixedly connected with a third fixed rod, and the outer surface of the third fixed rod is fixedly sleeved with a second bearing. A pressure wheel is fixedly sleeved on the outer surface.

Preferably, a printing plate is pasted on the outer surface of the plate roller, and the printing plate is made of a flexible plate.

Preferably, the bottom of the compression spring is movably connected to the top of the third mounting block, and the top of the compression spring is movably connected to the bottom of the third fixing rod.

Preferably, the number of the third fixing rods is three, and the three third fixing rods are equidistantly arranged on the top of the body.

Preferably, the number of the pressure wheels is nine, and the three pressure wheels are a group, and each group of pressure wheels is equidistantly arranged on the outer surface of the third fixing rod.

Preferably, the shape of the pressure plate is L-shaped, and a rubber pad is fixedly connected to the bottom of the pressure plate.

(3) Beneficial effects

Compared with the prior art, the present invention provides a printing machine for the production of plastic woven bags, which has the following beneficial effects:

1. The printing machine for the production of plastic woven bags fixes the plastic woven bag on the surface of the conveyor belt through the setting of the pressure plate. The conveyor belt moves through the pressure plate to press the plastic woven bag, which can smooth the plastic woven bag and press it smoothly. It prevents the plastic woven bag from being stretched during the printing process, makes the printing effect better, improves the production effect, avoids the problem of inaccurate color registration during printing, and even the deformation of the printed pattern, saves resources and reduces The production cost of the enterprise.

2. The printing machine for the production of plastic woven bags, through the setting of the plate roller, the printing plate is pasted on the outer surface of the plate roller. When the plastic woven bag on the conveyor belt moves, the plate roller in contact with the plastic woven bag can be rolled. So that the printing plate can print on the surface of the plastic woven bag. Through the setting of the pressure roller, the rolling pressure roller will pull the plastic woven bag during printing, so that the surface of the plastic woven bag is stretched straight, making the printing process more stringent. It is flat and straight, so that the printing effect is better and the production efficiency is improved.

Description of the drawings

Figure 1 is a top view of the structure of the present invention;

Figure 2 is a front view of the structure of the present invention;

Figure 3 is a rear view of the structure of the present invention;

Fig. 4 is a partial enlarged schematic diagram of the position A in Fig. 3 of the structure of the present invention.

In the picture: 1 machine body, 2 conveyor belt, 3 first installation block, 4 second installation block, 5 third installation block, 6 first support rod, 7 first fixed rod, 8 pressure plate, 9 second support rod, 10 Second fixed rod, 11 first bearing, 12 plate roller, 13 telescopic rod, 14 compression spring, 15 third fixed rod, 16 second bearing, 17 pressing wheel.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Please refer to Figure 1-4, a printing machine for the production of plastic woven bags, including a body 1, a transmission belt 2 is arranged in the middle of the top of the body 1, through the arrangement of the transmission belt 2, the transmission belt 2 is made of steel belt, and the plastic woven bag is in It is fixed on the steel belt during printing. The fixing method can be fixed by glue, electrostatic adsorption or non-slip tape, so that the plastic woven bag is synchronously transported with the steel belt, and the plastic woven bag will not be damaged due to traction. Stretching affects the printing quality, thereby improving the printing effect. The first mounting block 3, the second mounting block 4, and the third mounting block 5 are fixedly connected to the two sides of the top of the body 1 from left to right. The first mounting block 3 A first support rod 6 is fixedly connected to the top of the two first support rods 6, a first fixed rod 7 is fixedly connected between the two first support rods 6, and a pressure plate 8 is fixedly connected to the bottom of the first fixed rod 7, and the shape of the pressure plate 8 is L-shaped, And the bottom of the pressure plate 8 is fixedly connected with a rubber pad. Through the setting of the pressure plate 8, the plastic woven bag is fixed on the surface of the conveyor belt 2. The conveyor belt 2 moves through the pressure plate 8 to compress the plastic woven bag, and the plastic woven bag can be flattened. Pressing smoothly, thereby preventing the plastic woven bag from being stretched during the printing process, making the printing effect better, improving the production effect, and avoiding the problem of inaccurate color registration during printing and even deformation of the printed pattern, saving It saves resources and reduces the production cost of the enterprise. The top of the second mounting block 4 is fixedly connected with a second support rod 9, and a second fixed rod 10 is fixedly connected between the two second support rods. Both sides of the surface are fixedly connected to the first bearing 11, the outer surface of the first bearing 11 is fixedly sleeved with a plate roller 12, the outer surface of the plate roller 12 is pasted with a printing plate, and the printing plate is made of flexible sheet material. The plate roller 12 is set, the outer surface of the plate roller 12 is pasted with a printing plate. When the plastic woven bag on the conveyor belt 2 moves, the plate roller 12 that is in contact with the plastic woven bag can be rolled, so that the printing plate is against the plastic woven bag. The top of the third mounting block 5 is fixedly connected with a telescopic rod 13, the outer surface of the telescopic rod 13 is movably sleeved with a compression spring 14, and the bottom of the compression spring 14 is movably connected to the top of the third mounting block 5, and The top of the compression spring 14 is movably connected to the bottom of the third fixed rod 15. The top of the telescopic rod 13 is fixedly connected with the third fixed rod 15. The number of the third fixed rod 15 is three, and the third fixed rod 15 is three, etc. The outer surface of the third fixed rod 15 is fixedly sleeved with a second bearing 16, and the outer surface of the second bearing 16 is fixedly sleeved with a pressure wheel 17. Through the setting of the pressure wheel 17, the pressure wheel 17 is made of plastic material, so as to avoid damage to the surface of the plastic woven bag. The number of pressure wheels 17 is nine, and three pressure wheels 17 are a group, and each group of pressure wheels 17 is arranged at the third fixed at an equal distance. The outer surface of the rod 15, through the setting of the pressing wheel 17, when printing, the rolling pressing wheel 17 pulls the plastic woven bag, so that the surface of the plastic woven bag is stretched straight, so that the line is more straight during printing, so that The printing effect is better and the production efficiency is improved.

The electrical components appearing in this article are all connected to the external main controller and 220V mains power, and the main controller can be a conventional known device that controls the computer, etc.

To sum up, the printing machine for the production of plastic woven bags fixes the plastic woven bag on the surface of the conveyor belt 2 through the setting of the pressure plate 8. The conveyor belt 2 moves through the pressure plate 8 to press the plastic woven bag, and the plastic can be woven. The bag is flat and pressed smoothly, thereby preventing the plastic woven bag from being stretched during the printing process, making the printing effect better, improving the production effect, and avoiding the inaccurate color registration during printing and even the deformation of the printed pattern. The problem is to save resources and reduce the production cost of the enterprise. Through the setting of the pressure roller 17, the rolling pressure roller 17 pulls the plastic woven bag during printing, so that the surface of the plastic woven bag is stretched and the line is routed during printing. It is more straight, so that the printing effect is better, and the production efficiency is improved. The present invention has simple structure, reasonable design and easy operation. It solves the problem of inaccurate color registration if the plastic woven bag is stretched during printing. , And even cause the deformation of the printed pattern, thereby reducing the production efficiency, which is not conducive to the problem of saving resources and production costs.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply one of these entities or operations. There is any such actual relationship or order between. Moreover, the terms "include", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes those that are not explicitly listed Other elements of, or also include elements inherent to this process, method, article or equipment.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. And variations, the scope of the present invention is defined by the appended claims and their equivalents.

Claims

A printing machine for the production of plastic woven bags, comprising a body (1), characterized in that: the middle part of the top of the body (1) is provided with a transmission belt (2), and both sides of the top of the body (1) are from left to right The first mounting block (3), the second mounting block (4) and the third mounting block (5) are respectively fixedly connected to the right, and the top of the first mounting block (3) is fixedly connected with a first support rod (6) , A first fixing rod (7) is fixedly connected between the two first supporting rods (6), a pressure plate (8) is fixedly connected to the bottom of the first fixing rod (7), and the second mounting block (4) A second support rod (9) is fixedly connected to the top of (4), and a second fixed rod (10) is fixedly connected between the two second support rods (9). Both sides of the surface are fixedly connected with a first bearing (11), the outer surface of the first bearing (11) is fixedly sleeved with a plate roller (12), and the top of the third mounting block (5) is fixedly connected with A telescopic rod (13), the outer surface of the telescopic rod (13) is movably sleeved with a compression spring (14), the top of the telescopic rod (13) is fixedly connected with a third fixed rod (15), and the third fixed rod (15) is fixedly connected to the top of the telescopic rod (13). The outer surface of the fixed rod (15) is fixedly sleeved with a second bearing (16), and the outer surface of the second bearing (16) is fixedly sleeved with a pressure wheel (17).
The printing machine for the production of plastic woven bags according to claim 1, characterized in that: the outer surface of the plate roller (12) is pasted with a printing plate, and the printing plate is made of a flexible plate.
The printing machine for the production of plastic woven bags according to claim 1, characterized in that: the bottom of the compression spring (14) is movably connected to the top of the third mounting block (5), and the compression spring (14) The top is movably connected to the bottom of the third fixed rod (15).
The printing machine for the production of plastic woven bags according to claim 1, characterized in that: the number of the third fixing rods (15) is three, and the three third fixing rods (15) are arranged at equal distances At the top of the body (1).
A printing machine for the production of plastic woven bags according to claim 1, characterized in that: the number of the pressure rollers (17) is nine, and the three pressure rollers (17) form a group, and each group presses The wheels (17) are equidistantly arranged on the outer surface of the third fixed rod (15).
The printing machine for the production of plastic woven bags according to claim 1, characterized in that: the shape of the pressing plate (8) is L-shaped, and the bottom of the pressing plate (8) is fixedly connected with a rubber pad.