Slotting tool type reloading system and reloading method

Abstract

The invention discloses a slotting tool type reloading system and reloading method.The reloading system comprises a reloading frame, a discharging roller, a feeding guide roller and a discharging guide roller, a material channel is formed in the middle of the reloading frame, and a feeding port and a discharging port are formed in the positions, located at the two ends of the material channel, of the reloading frame correspondingly; the discharging rollers are arranged on the two sides of the material changing frame respectively, the feeding guide rollers are arranged on the portions, located on the two sides of the feeding port, of the material changing frame respectively, and the discharging guide roller is arranged on the portion, located in the middle of the discharging port, of the material changing frame. A cutting mechanism and an adsorption beating mechanism are sequentially and symmetrically arranged on the two sides of the material channel in the direction from the feeding opening to the discharging opening; according to the invention, materials can be quickly changed, the downtime of material change is reduced, the production efficiency is improved, and the materials are convenient and simple to change.

Description

Technical Field

[0001] The present invention relates to the technical field of absorbent article production, and in particular to a knife-type material changing system and a material changing method. Background Art

[0002] Among the existing absorbent articles, the types of disposable sanitary products that people can come into contact with are increasing. Absorbent articles that are fixed to the wearer's clothing include sanitary napkins, panty liners, etc.; and the production and processing of absorbent articles usually require various materials for processing, such as retaining wall materials, surface materials and bottom film materials, etc. They usually use a roll-out method to export raw materials for corresponding processing. However, when unrolling existing materials, when a roll of material is used up, it is necessary to stop and replace it before restarting the processing, which is very inconvenient and affects production efficiency. Summary of the Invention

[0003] The object of the present invention is to provide a bayonet-type material changing system and material changing method, which can quickly change materials, reduce material change downtime, improve production efficiency, and make material change convenient and simple.

[0004] To achieve this object, the present invention adopts the following technical solutions: A bayonet-type material changing system is provided, comprising: a material changing rack, a material discharge roller, a feed guide roller and a discharge guide roller, a material channel being arranged in the middle of the material changing rack, a material inlet and a discharge inlet being respectively arranged at both ends of the material channel, the material discharge rollers being respectively arranged on both sides of the material changing rack, the feed guide rollers being respectively arranged on both sides of the material inlet, a discharge guide roller being arranged in the middle of the material inlet, and a cutting mechanism and an adsorption and clapping mechanism being symmetrically arranged on both sides of the material channel from the feed inlet to the discharge inlet.

[0005] As a preferred solution of the bayonet-type material changing system, the adsorption and clapping mechanism includes an adsorption and clapping plate. The adsorption and clapping plates of the adsorption and clapping mechanism on both sides are opposite to each other and driven by a cylinder. Vacuum adsorption holes are distributed on the surface of the adsorption and clapping plate.

[0006] As a preferred solution of the bayonet-type material changing system, the cutting mechanism includes a cutting knife driven by a cylinder, and the material channel is located between the cutting knives on both sides, and a fixed plate is provided.

[0007] As a preferred solution of the bayonet-type material changing system, a cutting groove is provided on the side surface of the fixing plate facing the cutting knife.

[0008] As a preferred solution of the bayonet-type material changing system, pressing mechanisms are symmetrically provided on both sides of the material channel between the cutting mechanism and the feed port.

[0009] As a preferred solution of the bayonet-type material changing system, the pressing mechanism includes a pressing plate driven by a cylinder, and the pressing plate is opposite to the fixed plate.

[0010] The present invention further provides a material changing method of the bayonet-type material changing system as described in any one of the above items, comprising the following steps: S1: The unwinding rollers on both sides are respectively provided with coiled materials, one side is used for unwinding processing, and the other side is used for material replacement; S2: One end of the coiled material for unwinding processing is unwound in sequence through the feed guide roller, material channel and discharge guide roller on that side for production processing; one end of the coiled material for material replacement and standby is unwound in sequence through the feed guide roller and material channel on that side, and is vacuum adsorbed on the surface of the adsorption clapping plate of the adsorption clapping mechanism on the same side; a double-sided tape is provided on the surface of one end of the coiled material for material replacement and standby located at the adsorption clapping plate, and the double-sided tape is located on the side away from the adsorption clapping plate.

[0011] S3: When the coil used for unwinding is about to be used up, the suction clapping plates on both sides clasp the coils on both sides toward the middle and press them together, making the two adhere together. At the same time, the fixed plate and the cutting knife on the same side of the coil used for unwinding respectively press and cut the coil that is about to be used up. At this time, the coil used for replacement is converted into the coil used for unwinding and continues to be unwound; S4: Replace the unwinding roller with the coiled material for replacement and standby, and repeat the above steps for the unwinding rollers on both sides to cycle through the replacement and standby conversion.

[0012] Beneficial effects of the present invention: The knife-type material changing system and material changing method proposed in the present invention are respectively provided with discharge rollers on both sides of the material changing frame, and the cutting mechanism and the adsorption and clapping mechanism are symmetrically provided on both sides of the material channel of the material changing frame from the feed port to the discharge port; so that the discharge rollers on both sides can cyclically switch between the two states of material changing standby and unwinding processing, realize the function of rapid material changing, effectively reduce the material changing downtime, improve production efficiency, and make material changing convenient and simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] To more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. Those skilled in the art can also derive other drawings based on these drawings without inventive effort.

[0014] Figure 1 is a side sectional view of a bayonet-type material changing system according to an embodiment of the present invention; Figure 21 is a structural schematic diagram of a material changing rack according to an embodiment of the present invention; Figure 3 This is a schematic diagram of the internal structure of a material changing rack according to an embodiment of the present invention; In the picture: 1. Material changing rack; 2. Unloading roller; 3. Feed guide roller; 4. Discharge guide roller; 5. Cutting knife; 6. Fixed plate; 7. Cutting groove; 8. Pressing plate; 9. Adsorption and snapping plate. DETAILED DESCRIPTION

[0015] The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

[0016] The following describes the embodiments of the present disclosure through specific examples, and those skilled in the art can easily understand other advantages and effects of the present disclosure from the contents disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of the present disclosure, rather than all of the embodiments. The present disclosure can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present disclosure. It should be noted that, in the absence of conflict, the following embodiments and features in the embodiments can be combined with each other. Based on the embodiments in the present disclosure, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present disclosure.

[0017] Reference Figure 1-Figure 3 An embodiment of the present invention provides a bayonet-type material changing system, comprising: a material changing frame 1, a material discharge roller 2, a material feed guide roller 3 and a material discharge guide roller 4. A material channel is provided in the middle of the material changing frame 1, and a material feed port and a material discharge port are provided at both ends of the material channel of the material changing frame 1 respectively. The material discharge rollers 2 are provided on both sides of the material changing frame 1, and the material feed guide rollers 3 are provided on both sides of the material feed port respectively. The material discharge roller 4 is provided in the middle of the material discharge port of the material changing frame 1, and a cutting mechanism and an adsorption and clapping mechanism are symmetrically provided on both sides of the material channel from the material feed port to the material discharge port.

[0018] In the above technical solution, the discharge rollers 2 are respectively arranged on both sides of the material changing rack 1, and the cutting mechanism and the adsorption and clapping mechanism are symmetrically arranged on both sides of the material channel of the material changing rack 1 from the feed port to the discharge port; the discharge rollers 2 on both sides can cyclically switch between the two states of material changing standby and unwinding processing, realize the function of rapid material changing, effectively reduce the material changing downtime, improve production efficiency, and make material changing convenient and simple.

[0019] In some embodiments, the adsorption and clapping mechanism includes an adsorption and clapping plate 9 . The adsorption and clapping plates 9 on both sides of the adsorption and clapping mechanism face each other and are driven by a cylinder. Vacuum adsorption holes are distributed on the surface of the adsorption and clapping plate 9 .

[0020] In some embodiments, the cutting mechanism includes a cutting knife 5 driven by a cylinder, and the material channel is located between the cutting knives 5 on both sides, with a fixing plate 6 provided.

[0021] Furthermore, a cutting groove 7 is provided on the side of the fixing plate 6 facing the position of the cutting knife 5. The cutting groove 7 facilitates the cutting knife 5 to cut the coil more smoothly and quickly.

[0022] In some embodiments, a clamping mechanism is symmetrically disposed on either side of the material passage, between the cutting mechanism and the feed port. Specifically, the clamping mechanism comprises a cylinder-driven pressure plate 8, which faces the fixed plate 6. The clamping mechanism facilitates the cutting blade 5 to more smoothly and quickly cut the coiled material.

[0023] An embodiment of the present invention further provides a material changing method of a bayonet-type material changing system, comprising the following steps: S1: The unwinding rollers 2 on both sides are respectively placed with coiled materials, one side is used for unwinding processing, and the other side is used for material replacement; S2: One end of the coiled material for unwinding processing is unwound in sequence through the feed guide roller 3, the material channel and the discharge guide roller 4 on this side for production processing, and one end of the coiled material for material replacement and standby is unwound in sequence through the feed guide roller 3 and the material channel on this side, and is vacuum adsorbed on the surface of the adsorption clapping plate 9 of the adsorption clapping mechanism on the same side. The surface of one end of the coiled material for material replacement and standby located at the adsorption clapping plate 9 is provided with double-sided tape, and the double-sided tape is located on the side away from the adsorption clapping plate 9.

[0024] S3: When the coil used for unwinding is about to be used up, the adsorption clapping plates 9 on both sides clasp and press the coils on both sides toward the middle, so that the two are bonded together. At the same time, the fixed plate 6 and the cutting knife 5 on the same side as the coil used for unwinding respectively press and cut the coil that is about to be used up. At this time, the coil used for replacement is converted into the coil used for unwinding and continues to be unwound; S4: Replace the unwinding roller 2 with the coiled material for replacement and standby, and repeat the above steps for the unwinding rollers 2 on both sides to cycle through the replacement and standby conversion.

[0025] In the description of the present invention, it should be understood that the terms "middle", "length", "upper", "lower", "front", "back", "vertical", "horizontal", "inner", "outer", "radial", "circumferential", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the present invention, unless otherwise expressly specified or limited, a first feature "on" a second feature may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediary. "Multiple" means at least two, such as two or three, unless otherwise expressly specified or limited.

[0027] In the present invention, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection, or communication; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0028] The above is only for explaining the embodiments of the present invention and is not intended to limit the present invention. For those skilled in the art, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present invention without creative work should be included in the scope of protection of the present invention.

Claims

1. A bayonet-type material changing system, characterized in that: include: A material changing rack (1), a material discharge roller (2), a material feed guide roller (3) and a material discharge guide roller (4), wherein a material channel is provided in the middle of the material changing rack (1), a material feed port and a material discharge port are provided at both ends of the material channel of the material changing rack (1), the material discharge rollers (2) are provided on both sides of the material changing rack (1), the material feed guide rollers (3) are provided on both sides of the material discharge port of the material changing rack (1), and a material discharge guide roller (4) is provided in the middle of the material discharge port of the material changing rack (1), and a cutting mechanism and an adsorption and clapping mechanism are symmetrically provided on both sides of the material channel from the material feed port to the material discharge port.

2. The bayonet-type material changing system according to claim 1, characterized in that: The adsorption and clapping mechanism comprises an adsorption and clapping plate (9), the adsorption and clapping plates (9) of the adsorption and clapping mechanism on both sides are opposite to each other and driven by a cylinder, and vacuum adsorption holes are distributed on the surface of the adsorption and clapping plate (9).

3. The bayonet-type material changing system according to claim 1, characterized in that: The cutting mechanism comprises a cutting knife (5) driven by a cylinder, and the material channel is located between the cutting knives (5) on both sides, and a fixing plate (6) is provided.

4. The bayonet-type material changing system according to claim 3, characterized in that: A cutting groove (7) is provided on the side surface of the fixing plate (6) facing the cutting knife (5).

5. The bayonet-type material changing system according to claim 3, characterized in that: Compressing mechanisms are symmetrically arranged on both sides of the material channel between the cutting mechanism and the feed port.

6. The bayonet-type material changing system according to claim 3, characterized in that: The pressing mechanism comprises a pressing plate (8) driven by a cylinder, and the pressing plate (8) faces the fixing plate (6).

7. A material changing method for a bayonet-type material changing system according to any one of claims 1 to 6, characterized in that: The following steps are involved: S1: The unwinding rollers (2) on both sides are respectively provided with coiled materials, one side of which is used for unwinding processing, and the other side is used for material replacement; S2: One end of the coil for unwinding is unwound in sequence through the feed guide roller (3), the material channel and the discharge guide roller (4) on that side for production processing, and one end of the coil for replacement is unwound in sequence through the feed guide roller (3) and the material channel on that side, and is adsorbed on the surface of the adsorption clapping plate (9) of the adsorption clapping mechanism on the same side by vacuum adsorption, and a double-sided tape is provided on the surface of one end of the coil for replacement located at the adsorption clapping plate (9), and the double-sided tape is located on the side away from the adsorption clapping plate (9); S3: When the coil used for unwinding is about to be used up, the adsorption clapping plates (9) on both sides clasp and press the coils on both sides toward the middle, so that the two are bonded together. At the same time, the fixed plate (6) and the cutting knife (5) on the same side as the coil used for unwinding respectively press and cut the coil that is about to be used up. At this time, the coil used for replacement is converted into the coil used for unwinding and continues to be unwinded. S4: The unwinding roller (2) that has finished unwinding is replaced with a coil for standby use, and the unwinding rollers (2) on both sides are repeated, and the switching of the standby use for the unwinding is carried out in a cycle.

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