CN213326156U - Unwinding device of paper products processing - Google Patents

Abstract

The utility model relates to the field of paper product processing equipment, and discloses an unwinding device for paper product processing, which comprises an inner core rod inserted into a paper roll; external threads are arranged at two ends of the inner core rod, and pushing pieces inserted into two ends of the paper roll are sleeved outside the inner core rod; the periphery of the pushing piece is connected with a plurality of pressing components which radially extend out and press the paper roll; the two pushing pieces move oppositely to push the pressing assembly to expand outwards to press the paper roll. Use the technical scheme of the utility model, the top pushes up the piece and compresses tightly the fixed scroll that is located between two top pushing pieces. Because the top pushes away the piece and inserts and roll up the in-core, and compress tightly the subassembly and also stretch into the inner wall that the core was directly supported tightly to the outside expansion in the core, also can effectively prevent to roll up the core by the conquassation, tear rotten damage when compressing tightly core (scroll). And, it is great to compress tightly the area that the subassembly stretched into the interior contact roll core of roll core, and it is better to compress tightly the effect for the clamping of scroll is firm, unreels in the rolling, and the scroll also can not relax.

Description

Unwinding device of paper products processing

Technical Field

The utility model relates to a paper products processing equipment field especially relates to an unwinding device of paper products processing.

Background

The winding and unwinding device is a material discharging or receiving part of a coil material processing production line, is mainly used for unwinding coiled raw materials in a mechanical mode during unwinding, and is mainly used for winding the raw materials into coil materials in the mechanical mode during winding. The winding and unwinding machine is widely applied to processing production lines of paper rolls, cloth rolls, plastic rolls and metal coiled materials, and is designed to be diversified according to actual process requirements.

In paper product processing, one product is paperboard, which is made by compounding multiple layers of paper through a forming machine. The paperboard can be further made into various paper products. In the production of the paperboard, the unreeling device needs to unreel the material for feeding. However, the existing unreeling device is not firmly installed when a paper roll is clamped, and a roll core of the paper roll can be damaged if the paper roll is excessively clamped.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a unwinding device of paper products processing to solve among the prior art unwinding device installation scroll jail, and damaged the above-mentioned technical problem of scroll easily.

In order to realize the purpose, the utility model discloses a technical scheme be:

an unwinding device for paper product processing comprises an inner core rod inserted into a paper roll; external threads are arranged at two ends of the inner core rod, and pushing pieces inserted into two ends of the paper roll are sleeved outside the inner core rod; the periphery of the pushing piece is connected with a plurality of pressing components which radially extend out and press the paper roll; the two pushing pieces move oppositely to push the pressing assembly to expand outwards to press the paper roll.

According to the utility model discloses a paper products processing's unwinding device, set up to the polished rod between the both ends of core bar.

According to the utility model discloses a paper products processing's unwinding device, the inner core pole is established to the threaded rod, and the external screw thread at both ends forms to same screw thread section.

According to the utility model discloses a paper products processing's unwinding device, the top is pushed away the piece and is established to the apical cone, set up the internal thread hole on the axis of apical cone and with inner core rod threaded connection, and the tip of two apical cones sets up relatively.

According to the unreeling device for processing the paper products, the pushing piece is designed to be the top cone, the axis of the top cone is provided with the through hole, and the small ends of the two top cones are oppositely arranged; and the large end of the tip cone is provided with a pushing block which is in threaded sleeve connection with the outer part of the inner core rod.

According to the utility model discloses a paper products processing's unwinding device, the annular gap endotheca between through-hole and the inner core pole is equipped with the transition and changes the cover, and the hardness that the transition changes the cover is less than the inner core pole.

According to the utility model discloses a unwinding device of paper products processing, compress tightly the subassembly include with the inclined plane sliding connection's of tip cone push rod, the outside radial extension of push rod is connected the pressure strip.

According to the utility model discloses a paper products processing's unwinding device, the pressure strip is the arc, and the push rod is connected to the concave surface of arc, the back cooperation scroll of arc.

The utility model has the advantages that:

use the technical scheme of the utility model, the inner core pole specifically is in inserting the roll core of scroll in inserting the scroll. The two pushing parts move close to each other and are inserted into the two ends of the winding core. In the movement of the pushing piece, the pushing and pressing component expands outwards and presses the inner wall of the winding core. At the moment, the pushing pieces compress and fix the paper roll between the two pushing pieces. Because the top pushes away the piece and inserts and roll up the in-core, and compress tightly the subassembly and also stretch into the inner wall that the core was directly supported tightly to the outside expansion in the core, also can effectively prevent to roll up the core by the conquassation, tear rotten damage when compressing tightly core (scroll). And, it is great to compress tightly the area that the subassembly stretched into the interior contact roll core of roll core, and it is better to compress tightly the effect for the clamping of scroll is firm, unreels in the rolling, and the scroll also can not relax.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the unwinding device of the paper product process of FIG. 1 as it is gripping a paper roll;

FIG. 3 is a schematic side view of FIG. 1;

FIG. 4 is an enlarged partial view of portion A of FIG. 1;

FIG. 5 is a schematic view of the mating of the nose cone with the transition sleeve;

FIG. 6 is a schematic end view (elevation) of the small end of the tip cone of FIG. 5;

FIG. 7 is a schematic structural view of a tip cone slip fit slider;

reference numerals:

the device comprises an inner core bar 1, a pushing block 2, a tip cone 3, a sliding groove 4, a sliding block 5, a push rod 6, a pressing plate 7, a pressing component 8, a transition rotating sleeve 9 and a plug 10.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Examples

Referring to fig. 1 to 7, the present invention provides an unwinding device for paper product processing, including an inner core rod 1 inserted into a paper roll; external threads are arranged at two ends of the inner core rod 1, and pushing pieces inserted into two ends of the paper roll are sleeved outside the inner core rod 1; the periphery of the pushing piece is connected with a plurality of pressing components 8 which radially extend out and press the paper roll; the two pushing pieces move oppositely to push the pressing component 8 to expand and press the paper roll outwards.

The inner core rod 1 can be designed into the following two structures, wherein a polished rod is arranged between two ends of the inner core rod 1. The ejector is pushed to move without being trapped on the polished rod section. And secondly, the inner core rod 1 is a threaded rod, and the external threads at the two ends form the same threaded section.

The top pushing piece is designed as a top cone 3, an internal thread hole is formed in the axis of the top cone 3 and is in threaded connection with the inner core rod 1, and the small ends of the two top cones 3 are arranged oppositely. Rotating the tip cone 3, wherein the tip cone 3 extends into the winding core, and the pressing assembly 8 is kept not to move along with the tip cone 3; the pushing and pressing component 8 is pushed to expand and press the paper roll outwards during the movement of the tip cone 3.

In another arrangement form of the pushing piece, the pushing piece is set to be a tip cone 3, a through hole is formed in the axis of the tip cone 3, and the small ends of the two tip cones 3 are arranged oppositely; the big end of the tip cone 3 is provided with a pushing block 2 which is sleeved outside the inner core rod 1 in a threaded manner.

In the above, the section of the pushing block 2 is polygonal, and may be hexagonal, so that it is convenient for the operation wrench to screw the pushing block 2 to rotate, as shown in fig. 3. The pushing block 2 can move along the inner core rod 1 during rotation, and can push the pushing piece to move oppositely to tightly support the paper roll during movement.

The rotary pushing block 2 rotates, the pushing block 2 pushes the pushing piece to extend into the winding core while moving along the inner core rod 1, and the pressing assembly 8 is kept not to move along with the pushing piece; the pushing and pressing component 8 is pushed to expand and press the paper roll outwards during the movement of the pushing and pressing piece. As shown in fig. 2.

A transition rotating sleeve 9 can be sleeved in an annular gap between the through hole and the inner core rod 1, and the hardness of the transition rotating sleeve 9 is smaller than that of the inner core rod 1, as shown in fig. 5. The transition rotating sleeve 9 is prevented from wearing the polished rod section or the threaded section of the inner core rod 1.

The pressing assembly 8 comprises a push rod 6 which is connected with the inclined surface of the tip cone 3 in a sliding mode, and the push rod 6 extends outwards in the radial direction and is connected with a pressing plate 7. In the sliding connection, as shown in fig. 7, the inclined surface of the nose cone 3 is provided with a sliding groove 4, which may be a dovetail sliding groove, and the longitudinal direction of the sliding groove 4 is provided along a generatrix of the inclined surface. The sliding chute 4 is internally connected with a sliding block 5 in a sliding way, and the sliding block 5 is fixedly connected with a push rod 6. One end of the sliding groove 4 penetrates through the small end of the tip cone 3, so that the sliding block 5 is convenient to install, and the other end of the sliding groove 4 is closed. After the sliding block 5 is installed in the sliding groove 4, a plug 10 is installed at the opening end of the sliding groove 4, and the structure of the plug 10 refers to the sliding block 5 and is fixed by screws. Of course, the open end of the sliding chute 4 can be arranged at the large end of the tip cone 3, and the closed end of the sliding chute 4 can be arranged at the small end of the tip cone 3.

Foretell pressing component 8 can be established to four, just pressing plate 7 is the arc, and push rod 6 is connected to the concave surface of arc, the back cooperation scroll of arc.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (8)

1. The unwinding device for paper product processing is characterized by comprising an inner core rod inserted into a paper roll; external threads are arranged at two ends of the inner core rod, and pushing pieces inserted into two ends of the paper roll are sleeved outside the inner core rod; the periphery of the pushing piece is connected with a plurality of pressing components which radially extend out and press the paper roll; the two pushing pieces move oppositely to push the pressing assembly to expand outwards to press the paper roll.

2. The unwinding device for paper products processing as claimed in claim 1, wherein a polish rod is provided between the two ends of the core rod.

3. The unwinding device for paper products processing as claimed in claim 1, wherein the core rod is a threaded rod, and the external threads at both ends are formed as a same thread segment.

4. The unwinding device for paper products processing as claimed in any one of claims 1-3, wherein the pushing member is a tip cone, the axis of the tip cone is provided with an internal threaded hole and is in threaded connection with the inner core rod, and the small ends of the two tip cones are opposite to each other.

5. The unwinding device for paper product processing as claimed in any one of claims 1-3, wherein the pushing member is a tip cone, a through hole is provided on the axis of the tip cone, and the small ends of the two tip cones are opposite to each other; and the large end of the tip cone is provided with a pushing block which is in threaded sleeve connection with the outer part of the inner core rod.

6. The unwinding device for paper products processing as claimed in claim 5, wherein a transition rotating sleeve is sleeved in the annular gap between the through hole and the inner core rod, and the hardness of the transition rotating sleeve is less than that of the inner core rod.

7. The unrolling device for paper products manufacturing of claim 1, characterized in that the pressing member comprises a push rod slidably connected to the bevel of the nose cone, the push rod extending radially outward and being connected to the pressing plate.

8. The unwinding device for paper products processing as claimed in claim 7, wherein the pressing plate is an arc-shaped plate, the concave surface of the arc-shaped plate is connected with the push rod, and the back surface of the arc-shaped plate is matched with the paper roll.

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