Rolling machining device for steel-plastic composite barrel

Through the center positioning component and hydraulically driven mold base sliding, the problem of low efficiency of existing rolling processing devices is solved, and efficient rolling processing of steel-plastic composite barrels is achieved. The template is detachable to adapt to different size requirements.

CN223476000UActive Publication Date: 2025-10-28ZHENJIANG HUIYANG SPECIAL PACKAGING CO LTD
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Patent Information

Application Number
CN202423058325.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-11
Publication Date
2025-10-28
Estimated Expiration
2034-12-11

AI Technical Summary

Technical Problem

The existing rolling processing device is not efficient in adjusting the roller position, resulting in low rolling processing efficiency of steel-plastic composite barrels.

Method used

A method is adopted which includes a base plate, a center positioning component, a first and a second rolling die base, and a hydraulic cylinder driving the die base to slide to perform double rolling of the steel plate. The center positioning component is used to realize the double rolling of the steel plate by the die base, and the hydraulic cylinder drives the die base to slide to realize the double rolling of the steel plate by the center positioning component, thereby improving the efficiency and accuracy of the rolling processing.

Benefits of technology

It realizes efficient rolling processing of steel plates, improves the efficiency and accuracy of rolling processing, and the template is detachable and replaceable to meet the needs of different sizes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a steel-plastic composite barrel edge rolling device which comprises a base plate, a center positioning assembly is arranged at the center of the base plate, a first edge rolling die holder is arranged on one side of the center positioning assembly, and a second edge rolling die holder is arranged on the other side of the center positioning assembly. A first hydraulic cylinder is installed on one side of the base plate, a push rod of the first hydraulic cylinder is fixedly connected with a first edge rolling die holder, a second hydraulic cylinder is installed on the other side of the base plate, a push rod of the second hydraulic cylinder is fixedly connected with a second edge rolling die holder, and a sliding groove is formed in the base plate. According to the utility model, a steel plate is firstly extruded and bent for the first time through the first edge rolling die holder, then the steel plate which is initially bent is extruded and bent again through the second edge rolling die holder, and edge rolling processing of the steel plate can be realized through the secondary extrusion and bending action, so that the edge rolling processing efficiency is improved; and the bending degree of the machined steel plate is attached to the center positioning assembly, and the edge rolling machining precision is improved.
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Description

Technical Field

[0001] This utility model relates to the field of steel-plastic composite barrel processing technology, specifically a rolling processing device for steel-plastic composite barrels. Background Technology

[0002] Steel-plastic composite tanks belong to the container category. The tank consists of a steel shell and a plastic liner. A groove on the upper part of the liner provides a channel for the drainage of residual liquid from the shell lid. A nut installed on the liner spout secures the shell lid and liner lid together, enhancing rigidity and preventing the spout from sinking. The seal between the plug and the spout is safe and reliable. During the production of steel-plastic composite tanks, the steel plates need to be rolled into a circle to meet the processing requirements.

[0003] Existing rolling processing equipment is mostly a multi-roll rolling mechanism, which requires continuous adjustment of the position of each roller during the rolling process to adjust the rolling curvature, resulting in poor rolling processing efficiency. Utility Model Content

[0004] The purpose of this utility model is to provide a rolling processing device for steel-plastic composite barrels to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a rolling processing device for steel-plastic composite barrels, comprising a base plate, a center positioning component disposed at the center of the base plate, a first rolling die holder disposed on one side of the center positioning component, a second rolling die holder disposed on the other side of the center positioning component, a first hydraulic cylinder mounted on one side of the base plate, the push rod of the first hydraulic cylinder being fixedly connected to the first rolling die holder, a second hydraulic cylinder mounted on the other side of the base plate, the push rod of the second hydraulic cylinder being fixedly connected to the second rolling die holder, a sliding groove being formed on the base plate, and both the first rolling die holder and the second rolling die holder being slidably connected to the sliding groove.

[0006] The first roll of circular mold base includes a first roll of circular groove.

[0007] The second roll of circular mold base includes a second roll of circular groove.

[0008] The first circular groove and the center positioning component form a circular rolling processing position, and the second circular groove and the center positioning component form a circular rolling processing position.

[0009] The steel plate body is placed between the first roll circular mold base and the central positioning component.

[0010] The central positioning component includes a central column, a first template, and a second template.

[0011] The first template and the second template are both designed as semi-circular structures, and both are located outside the central column.

[0012] The top ends of both the first and second templates are welded with fixing lugs.

[0013] The fixed lug is fixed to the central column by a fixing bolt.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. This utility model first uses a first rolling die to perform a first extrusion and bending of the steel plate, and then uses a second rolling die to perform a second extrusion and bending of the initially bent steel plate. Through the two extrusion and bending actions, the steel plate can be rolled into a circle, which improves the rolling efficiency. Moreover, the bending of the steel plate after processing fits the center positioning component, which improves the rolling accuracy.

[0016] 2. The first and second roll round mold bases of this utility model are detachable, and the first and second templates of the center positioning component are detachable and can be replaced according to actual usage requirements. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of one side view of the structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the structure from another side view of the present invention;

[0019] Figure 3 This is a schematic diagram of the structure of the central positioning component of this utility model;

[0020] Figure 4 This is a schematic diagram of the rolling process of this utility model. Figure 1 ;

[0021] Figure 5 This is a schematic diagram of the rolling process of this utility model. Figure 2 ;

[0022] Figure 6 This is a schematic diagram of the rolling process of this utility model. Figure 3 .

[0023] In the figure: 1. Base plate; 2. Center positioning component; 3. First roll circular mold base; 4. Second roll circular mold base; 5. First hydraulic cylinder; 6. Second hydraulic cylinder; 7. Steel plate body; 11. Slide groove; 21. Center column; 22. First template; 23. Second template; 24. Fixing lug; 25. Fixing bolt; 31. First roll circular groove; 41. Second roll circular groove. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] Please see Figure 1-6 This utility model provides a technical solution: a rolling processing device for steel-plastic composite barrels, including a base plate 1, a center positioning component 2 is provided at the center of the base plate 1, a first rolling mold base 3 is provided on one side of the center positioning component 2, a second rolling mold base 4 is provided on the other side of the center positioning component 2, a first hydraulic cylinder 5 is installed on one side of the base plate 1, the push rod of the first hydraulic cylinder 5 is fixedly connected to the first rolling mold base 3, a second hydraulic cylinder 6 is installed on the other side of the base plate 1, the push rod of the second hydraulic cylinder 6 is fixedly connected to the second rolling mold base 4, a sliding groove 11 is provided on the base plate 1, and the first rolling mold base 3 and the second rolling mold base 4 are slidably connected to the sliding groove 11.

[0026] When the first hydraulic cylinder 5 is working, it can drive the first roll die holder 3 to slide along the slide groove 11 of the substrate 1. When the second hydraulic cylinder 6 is working, it can drive the second roll die holder 4 to slide along the slide groove 11 of the substrate 1. The position of the first roll die holder 3 can be flexibly adjusted by controlling the extension and retraction stroke of the first hydraulic cylinder 5, and the position of the second roll die holder 4 can be flexibly adjusted by controlling the extension and retraction stroke of the second hydraulic cylinder 6.

[0027] The first roll of circular mold base 3 includes a first roll of circular groove 31.

[0028] like Figure 4 and Figure 5 As shown, the steel plate body 7 to be rolled is placed between the first rolling groove 31 and the center positioning component 2. The first rolling mold base 3 moves closer to the steel plate body 7 under the drive of the first hydraulic cylinder 5 and squeezes the steel plate body 7, bending it into the shape shown. Figure 5 The state shown.

[0029] The second roll circular mold base 4 includes a second roll circular groove 41.

[0030] The second round mold base 4, driven by the second hydraulic cylinder 6, approaches the steel plate body 7 and compresses and bends the steel plate body 7 and its two sides, ultimately bending the steel plate body 7 into the shape shown below. Figure 6 The state shown allows for the rolling of the steel plate body 7 into a circle. After the rolling is completed, all components are reset, and the rolled steel plate body 7 can be removed.

[0031] The first circular groove 31 and the center positioning component 2 form a circular rolling processing position, and the second circular groove 41 and the center positioning component 2 form a circular rolling processing position.

[0032] The steel plate body 7 is first placed in the rolling processing position between the first rolling groove 31 and the center positioning component 2. After the rolling processing is completed at this rolling processing position, it is processed again through the rolling processing position between the second rolling groove 41 and the center positioning component 2 to process the steel plate body 7 into a cylindrical structure.

[0033] Among them, the steel plate body 7 is placed between the first roll circular mold base 3 and the center positioning component 2.

[0034] The central positioning component 2 includes a central column 21, a first template 22, and a second template 23.

[0035] The first template 22 and the second template 23 are both set as semi-circular structures, and both the first template 22 and the second template 23 are located outside the central column 21.

[0036] The first template 22 and the second template 23 are detachably connected to the central column 21. The specifications and dimensions of the first template 22 and the second template 23 can be replaced according to actual usage requirements. By replacing the first template 22 and the second template 23, the diameter of the central positioning component 2 can be adjusted. The first roll circular mold base 3 is detachably connected to the first hydraulic cylinder 5 and the base plate 1. The first roll circular mold base 3 can be replaced according to the size of the central positioning component 2. The second roll circular mold base 4 is detachably connected to the second hydraulic cylinder 6 and the base plate 1. The second roll circular mold base 4 can be replaced according to the size of the central positioning component 2.

[0037] The top ends of the first template 22 and the second template 23 are both welded and fixed with fixing lugs 24, which form a fixing position for installing and fixing the first template 22 and the second template 23.

[0038] The fixed lug 24 is fixed to the central column 21 by a fixing bolt 25. The connection between the first template 22 and the second template 23 and the central column 21 is simple, easy to install and disassemble, and easy to replace the first template 22 and the second template 23.

[0039] Working principle: In use, select the appropriate center positioning component 2, first coil die holder 3, and second coil die holder 4 according to actual usage requirements. Place the steel plate body 7 to be coiled between the first coil groove 31 and the center positioning component 2. Driven by the first hydraulic cylinder 5, the first coil die holder 3 moves closer to the steel plate body 7 and compresses it, bending the steel plate body 7 into the shape shown. Figure 5As shown in the diagram, the second circular mold base 4, driven by the second hydraulic cylinder 6, moves closer to the steel plate body 7 and compresses and bends the steel plate body 7 and its two sides, ultimately bending the steel plate body 7 into the shape shown. Figure 6 The state shown allows for the rolling of the steel plate body 7 into a circle. After the rolling is completed, all components are reset, and the rolled steel plate body 7 can be removed.

[0040] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A rolling processing device for steel-plastic composite barrels, comprising a base plate (1), characterized in that: A center positioning component (2) is provided at the center of the substrate (1). A first roll die holder (3) is provided on one side of the center positioning component (2), and a second roll die holder (4) is provided on the other side of the center positioning component (2). A first hydraulic cylinder (5) is installed on one side of the substrate (1). The push rod of the first hydraulic cylinder (5) is fixedly connected to the first roll die holder (3). A second hydraulic cylinder (6) is installed on the other side of the substrate (1). The push rod of the second hydraulic cylinder (6) is fixedly connected to the second roll die holder (4). A sliding groove (11) is provided on the substrate (1), and the first roll die holder (3) and the second roll die holder (4) are slidably connected to the sliding groove (11).

2. The rolling processing device for a steel-plastic composite barrel according to claim 1, characterized in that: The first roll of circular mold base (3) includes a first roll of circular groove (31).

3. The rolling processing device for a steel-plastic composite barrel according to claim 2, characterized in that: The second roll circular mold base (4) includes a second roll circular groove (41).

4. The rolling processing device for a steel-plastic composite barrel according to claim 3, characterized in that: The first circular groove (31) forms a circular processing position with the center positioning component (2), and the second circular groove (41) forms a circular processing position with the center positioning component (2).

5. The rolling processing device for a steel-plastic composite barrel according to claim 1, characterized in that: A steel plate body (7) is placed between the first roll circular mold base (3) and the center positioning component (2).

6. The rolling processing device for a steel-plastic composite barrel according to claim 1, characterized in that: The central positioning component (2) includes a central column (21), a first template (22), and a second template (23).

7. The rolling processing device for a steel-plastic composite barrel according to claim 6, characterized in that: The first template (22) and the second template (23) are both set as semi-circular structures, and the first template (22) and the second template (23) are both located outside the central column (21).

8. The rolling processing device for a steel-plastic composite barrel according to claim 7, characterized in that: The top ends of the first template (22) and the second template (23) are both welded with fixing lugs (24).

9. The rolling processing device for a steel-plastic composite barrel according to claim 8, characterized in that: The fixed lug (24) is fixed to the central column (21) by a fixing bolt (25).