CN105905375A - Intermediate packaging machine compression device for disposable absorbent articles - Google Patents

Abstract

The invention discloses an intermediate packaging machine compression device for disposable absorbent articles. The intermediate packaging machine compression device comprises a compression support, as well as a compression plate mechanism and a compression translation mechanism which are installed on the support, wherein the compression support comprises a frame formed by a cross beam and vertical columns, a panel support bar, and a panel fixedly connected above the support bar, and slide rails are arranged on the panel support bar; the compression plate mechanism comprises a left compression mechanism and a right compression mechanism which are symmetrically arranged at the left side and the right side of the panel, the single-side compression plate mechanism comprises a compression plate, a compression bottom plate and a compression support plate which are sequentially connected from the inside to the outside, a product contact surface of the compression plate is an inner concave-arc surface, air channels and uniformly-distributed air vents are arranged in the compression plate, an air source inlet is arranged in the compression bottom plate, and the bottom of the compression support plate is slidably connected with the slide rails; and the compression translation mechanism comprises a ball screw, a screw synchronous belt wheel, a synchronous belt, a motor synchronous belt wheel and a servo motor. The intermediate packaging machine compression device disclosed by the invention is capable of remarkably enhancing a compression force and compression stability, has no phenomenon of two-side sheet leakage, achieves smooth pushing, and has the advantages of being good in compression effect and fast in processing speed.

Description

Compression device for tundish machine for disposable absorbent articles

technical field

The invention relates to tundish machine equipment on a product production line, in particular to a tundish machine compression device on a disposable absorbent product production line.

Background technique

At present, the working process of the tucking machine equipment for disposable absorbent products (such as diapers, sanitary napkins, toilet paper, etc.) is as follows: the products that are continuously conveyed on the production line are stacked by the stacker mechanism and pushed out, sorted and arranged, and compacted by the compression device Afterwards, they are grouped and pushed into the packaging bag by the pushing device.

Most of the compaction and conveying mechanisms of the tundish machine in the prior art adopt a moving compaction method: the utility model with the application number 200920192886.9 discloses a diaper packaging machine, which adopts a trapezoidal channel opening, and the diaper is pushed in at the wider entrance of the trapezoidal channel, and the The compaction during the pushing process with a single pusher may easily cause the product to be uneven after compression, the product will be squeezed, deformed, scratched, or the diaper will deviate from the entrance of the channel and get stuck when pushing, and cannot be conveyed at high speed; the invention patent application 201510273284.6 discloses a A fully automatic diaper packaging production line, the pre-compression device includes left and right compression mechanisms installed on the compression bracket, the left and right compression mechanisms include a compression translation mechanism, an upper push block and a lower push block, and an upper push block and a lower push block They are respectively driven by independent compression and translation mechanisms, so it can prevent the diapers from being stuck in the channel due to deviation from the position, and improve the smoothness of production; the invention patent of application number 201210151068.0 discloses a tundish machine, which adopts conveyor belt flow operation and is on the feeding line The left and right pressing plates and the pressing plate driving cylinder are set up, wherein the cylinder drives the pressing plate to move left and right, and some of them are conveyed by belts on the left and right sides to realize product compaction while conveying the product. The compaction is stable and does not rebound, and the working noise is small, but it can compress products at high speed or When compressing a large number of products at one time, the neat products will be squeezed and scattered, and the machine needs to be stopped for cleaning, which affects the work efficiency.

In addition, the compression mechanism adopted in the above-mentioned prior art has a planar structure, which has a large contact surface with the product and increased friction, which is particularly prone to the phenomenon of missing sheets at both ends, which greatly affects the packaging efficiency and reduces the stability of the equipment.

Contents of the invention

Aiming at the above-mentioned defects in the existing compression device of the tundish machine on the production line of disposable absorbent products, the present invention provides a compression device of the tundish machine for disposable absorbent articles, which can significantly enhance the compression force and compression stability, and has a good compression effect , The processing speed is fast, there is no leakage on both sides, and the push is smooth.

To achieve the above technical purpose, the present invention adopts the following technical solutions:

The compression device of the tundish machine for disposable absorbent articles includes a compression bracket, a compression plate mechanism and a compression translation mechanism installed on the bracket, wherein:

The compression support includes a frame formed by beams and columns, a panel bracket set above the frame, and a panel fixedly connected above the bracket for carrying products; slide rails are provided on the panel bracket;

The compression plate mechanism includes a left compression mechanism and a right compression plate mechanism that are symmetrically arranged on the left and right sides of the panel. The compression plate mechanism on one side includes a compression plate, a compression bottom plate, and a compression support plate connected in sequence from the inside to the outside. The product contact surface of the compression plate is a concave arc surface, and an air bag space is formed between the two when in contact with the product; the compression plate is provided with an air circuit and evenly distributed vent holes connected to it, and the inner diameter of the vent hole is Preferably, it is 0.1 mm; an air source inlet is installed on the compression bottom plate; the bottom of the compression support plate is slidingly connected with the slide rail;

The compression translation mechanism includes a ball screw, a screw synchronous pulley, a synchronous belt, a motor synchronous pulley, and a servo motor; the ball screw is connected to the compression support plates on both sides; And driven by the synchronous belt, the ball screw drives the compression support plate to translate along the compression direction on the slide rail.

Further, the panel is fixedly connected to the panel support bars through panel pillars.

Further, the compression bottom plate and the compression support plate are connected by a support plate reinforcing strip.

Specifically, according to different packaging requirements, the compression board is equipped with a special air path distribution to meet the product requirements of different customers. The air path can be output in a single channel or in a single channel.

Specifically, the two ends of the ball screw are fixed on the bearing seat plate through the bearing end cover and the bearing box, and the bearing seat plate is fixed on the two ends of the panel bracket.

Specifically, the ball screw is connected to the compression support plates on both sides through nuts.

Specifically, the compression action of the ball screw adopts a gradual compression mode.

Preferably, short posts for fixed connection are provided between the upright posts.

Preferably, the slide rails are double slide rails.

Compared with the existing packaging machine compression device for disposable absorbent products, the present invention has the following beneficial technical effects:

1. The compression plate adopts a unique concave arc surface structure, combined with a special air circuit design and evenly distributed ventilation holes, which can form an air bag space with the surface when it contacts with the product, and form an air friction area at the contact point, compared with Compared with the flat compression plate in the prior art, it can significantly improve the smoothness of pushing, completely eliminate the phenomenon of product leakage at both ends, and has the advantages of good compression effect and fast production and processing speed.

2. According to different packaging requirements, a special air path distribution can be designed in the compression plate to meet the product requirements of different customers, with good flexibility.

3. The step-by-step compression mode of the concave arc surface compression plate matched with the ball screw significantly enhances the compression torque and compression stability. The product compressed in this way can effectively eliminate the air in the gap, which is conducive to further reducing the packaging Space, improve processing speed.

Description of drawings

Fig. 1 is a schematic diagram of the front view of the charter compression device in this embodiment.

FIG. 2 is a schematic structural diagram of the left view of FIG. 1 .

FIG. 3 is a schematic top view of the structure of FIG. 1 .

Figure 4 is a schematic diagram of the operation of the compression plate.

Fig. 5 is a schematic structural diagram of the compression plate in the compression device of the charter machine in this embodiment.

Reference signs: 1, beam; 2, column; 3, panel support bar; 4, bearing seat plate; 5, bearing end cover; 6, bearing box; 7, ball screw; 8, ball screw nut; 9, Compression support plate; 10. Support plate reinforcement strip; 11. Screw synchronous pulley; 12. Synchronous belt; 13. Motor synchronous pulley; 14. Motor seat plate; 15. Motor mounting plate; 16. Servo motor; 17. Panel; 18. Panel pillar; 19. Short column; 20. Double slide rail; 21. Slider bottom plate; 22. Compression bottom plate; 23. Air bag space; 24. Air source inlet; 25. Disposable absorbent product; 26. Compression plate; 27, air path; 28, air vent.

detailed description

A specific embodiment of the present invention will be described in detail below in conjunction with the accompanying drawings, but the claims of the present invention are not limited in any way.

As shown in Figures 1 to 5, the compression device of the tundish machine for disposable absorbent articles in this embodiment includes a compression bracket, a compression plate mechanism and a compression translation mechanism installed on the bracket, wherein:

The compression support includes a frame formed by beams 1 and columns 2, a panel bracket 3 arranged above the frame, and a panel 17 fixedly connected to the top of the bracket 3 for carrying products. Fixed connection; double sliding rails 20 are provided on the panel bracket 3; short columns 19 for fixed connection are provided between the columns 2.

The compression plate mechanism includes a left compression mechanism and a right compression plate mechanism arranged symmetrically on the left and right sides of the panel 17. The single-sided compression plate mechanism includes a compression plate 26, a compression bottom plate 22, a support plate reinforcement bar 10, a compression support plate connected in sequence from the inside to the outside. Plate 9, the product contact surface of compression plate 26 is concave arc surface, forms an air bag space 23 between the two when contacting with product 25; Distributed ventilation holes 28 (inner diameter 0.1 mm), and an air source inlet 24 is installed on the compression bottom plate 22;

The compression translation mechanism includes a ball screw 7, a screw synchronous pulley 11, a synchronous belt 12, a motor synchronous pulley 13, and a servo motor 16; both ends of the ball screw 7 are fixed on the bearing seat plate through the bearing end cover 5 and the bearing box 6 4, the bearing seat plate 4 is fixed on both ends of the panel bracket 3, and the ball screw 7 is connected with the left and right compression support plates 9 through the ball screw nut 8; the servo motor 16 is connected through the motor mounting plate 15 and the motor seat plate 14 Fixedly installed on the compression bracket, the motor 16 shaft end is equipped with a motor synchronous pulley 13, which drives the screw synchronous pulley 11 through the synchronous belt 12, and the servo motor 16, the screw synchronous pulley 11, the motor synchronous pulley 13 and the synchronous belt Driven by 12, the ball screw 7 drives the compression support plate 9 to translate along the compression direction on the double slide rails 20.

The working process of the charter compression device in the present embodiment is as follows:

As shown in Figures 1 to 5, the disposable absorbent products 25 after sorting and arranging are pushed to the panel 17 of the compression device through the pusher device, and driven by the servo motor 16, the motor synchronous pulley 13 drives the screw rod through the synchronous belt 12 The synchronous pulley 11 and the ball screw 7 rotate, and then drive the double-sided compression support plate 9, the compression bottom plate 22, and the compression plate 26 to move in translation towards the product 25 on the double slide rails 20, and further compress gradually after contacting with the surface. The gas passes through the gas source inlet 24 on the compression bottom plate 22 and enters each vent hole 28, so that an air bag space 23 is formed between the concave arc surface of the compression plate 26 and the product 25, and the compressed product 25 and the compression plate 26 are formed at the contact point. An air friction area, the push is smooth, and there will be no leakage of products on both sides; the ball screw 7 adopts a gradual compression mode, which significantly strengthens the compression force and compression stability, which can effectively eliminate the air in the product gap and reduce packaging It has the advantages of good compression effect, fast processing speed and high processing efficiency.

It can be understood that the above specific descriptions of the present invention are only used to illustrate the present invention and are not limited to the technical solutions described in the embodiments of the present invention. Those of ordinary skill in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effect; as long as the use requirements are met, all are within the protection scope of the present invention.

Claims (10)

1. A compression device for a tundish machine for disposable absorbent articles, comprising a compression bracket, a compression plate mechanism and a compression translation mechanism installed on the bracket, characterized in that: The compression support includes a frame formed by beams and columns, a panel bracket set above the frame, and a panel fixedly connected above the bracket for carrying products; slide rails are provided on the panel bracket; The compression plate mechanism includes a left compression mechanism and a right compression plate mechanism that are symmetrically arranged on the left and right sides of the panel. The compression plate mechanism on one side includes a compression plate, a compression bottom plate, and a compression support plate connected in sequence from the inside to the outside. The product contact surface of the compression plate is a concave arc surface, and an air bag space is formed between the two when in contact with the product; the compression plate is provided with an air circuit and evenly distributed ventilation holes; the compression base plate is provided with an air pocket. source inlet; the bottom of the compression support plate is slidably connected with the slide rail; The compression translation mechanism includes a ball screw, a screw synchronous pulley, a synchronous belt, a motor synchronous pulley, and a servo motor; the ball screw is connected to the compression support plates on both sides; And driven by the synchronous belt, the ball screw drives the compression support plate to translate along the compression direction on the slide rail. 2 . The compression device of a tundish machine for disposable absorbent articles according to claim 1 , wherein the panel is fixedly connected to the panel support bar through a panel support. 3 . 3. The compression device of a tundish machine for disposable absorbent articles according to claim 1, characterized in that: the compression bottom plate and the compression support plate are connected by a support plate reinforcing strip. 4. The compression device of a tuck-in machine for disposable absorbent articles according to claim 1, characterized in that: the air path is a single-channel output or multi-channel output. 5. The compression device of a tundish machine for disposable absorbent articles according to claim 1, characterized in that: the two ends of the ball screw are fixed on the bearing seat plate through the bearing end cover and the bearing box, and the bearing seat plate Fixed on both ends of the panel bracket. 6 . The compression device of a tundish machine for disposable absorbent articles according to claim 1 , wherein the ball screw is connected to the compression support plates on both sides through nuts. 7 . 7. The compression device of a tucked-in packaging machine for disposable absorbent articles according to claim 1, wherein the compression action of the ball screw adopts a stepwise compression mode. 8 . The compression device of a tucked-in machine for disposable absorbent articles according to claim 1 , wherein short posts for fixed connection are provided between the upright posts. 9 . 9 . The compression device of a tundish machine for disposable absorbent articles according to claim 1 , wherein the slide rails are double slide rails. 10 . 10 . The tucking machine compression device for disposable absorbent articles according to claim 1 , characterized in that: the inner diameter of the vent hole is 0.1 mm. 11 .