Coiling mechanism of single screw plastic extruder for PPR multifunctional pipe

Abstract

The present invention discloses a winding mechanism of a single-screw plastic extruder for PPR multifunctional pipes, which comprises a frame, a base mounted on the frame, a driving motor that drives the base to rotate, and a clamping part arranged on the base for clamping a winding disc and driving the winding disc to rotate. The base is provided with a plurality of first sliding grooves extending radially, and the clamping part comprises a clamping unit slidably connected to each of the first sliding grooves, each of the clamping units comprises a mounting seat slidably connected to the first sliding groove, a fixing plate arranged on the mounting seat, a folding plate arranged on the mounting seat and having a folded and unfolded state, and a driving component for driving the folding plate to fold. The present invention utilizes the driving component to drive the folding plate to unfold or fold, which is convenient for the disassembly and clamping of the winding disc, greatly improves the production efficiency, and has a certain protective effect on the start-up of the winding plate.

Description

Technical Field

[0001] The invention relates to a coiling mechanism of a single-screw plastic extruder for PPR multifunctional pipes. Background Art

[0002] When a single-screw plastic extruder is forming a pipe, the pipe needs to be rolled up. Most of the existing winding mechanisms use a fixing mechanism that stretches from the inside to the outside to fix it on the inner side of the winding disk, thereby fixing the winding disk and driving it to rotate to achieve winding of the pipe. However, this mechanism has a complex structure and is very easy to damage the winding disk when locked. Summary of the invention

[0003] The object of the present invention is to provide a coiling mechanism for a single-screw plastic extruder for PPR multifunctional pipes, which fixes the coiling disc from the side without damaging the axial center part of the coil weighing, and is convenient for clamping and unloading and has high production efficiency.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a coiling mechanism of a single-screw plastic extruder for PPR multifunctional pipes, which includes a frame, a base mounted on the frame, a driving motor for driving the base to rotate, and a clamping part arranged on the base for clamping a coiling disc and driving the coiling disc to rotate, the base is provided with a plurality of first slide grooves extending radially, the clamping part includes a clamping unit slidably connected to each of the first slide grooves, each of the clamping units includes a mounting seat slidably connected to the first slide groove, a fixed plate arranged on the mounting seat, a folding plate arranged on the mounting seat and having a folded and unfolded state, and a driving component for driving the folding plate to fold, when the folding plate is folded, the folding plate is perpendicular to the mounting seat, a clamping space is formed between all the folding plates and all the fixed plates, the coiling disc is clamped in the clamping space, when the folding plate is unfolded, the folding plate is parallel to or docked with the mounting seat, at this time, the coiling disc can be sleeved on all folding plates and can be moved to all mounting seats.

[0005] Optimally, all the mounting seats are arranged in a columnar shape, the side located inside the column is the inner side, and the opposite side is the outer side. The driving assembly includes a slider slidably connected to the inner side of the mounting seat, a traction rope connected between the slider and the folding plate, and a driving cylinder installed in the center of the base. The driving cylinder is connected to the slider to drive the slider to slide and then drive the folding plate to unfold.

[0006] Furthermore, a driving disk is connected to the front end of the driving cylinder, and the driving disk is fixedly connected to each of the sliding blocks.

[0007] Optimized, the mounting base includes a main board and a sub-board vertically fixedly connected to the main board, the fixed plate and the folding plate are installed on the main board, a first adjusting bolt is provided on the sub-board, one end of the first adjusting bolt is clamped in the first slide groove, and the other end is connected to a first locking nut for locking the sub-board and the base.

[0008] Furthermore, a second slide groove with a large belly and a small mouth is provided on the main board, the lower end of the fixing plate is slidably connected in the second slide groove, and a second adjusting bolt is threadedly connected thereon for fixing it relative to the main board.

[0009] Due to the application of the above technical scheme, the present invention has the following advantages compared with the prior art: the present invention utilizes the driving assembly to drive the folding plate to unfold or fold, which facilitates the disassembly and clamping of the coil plate, greatly improves the production efficiency, and provides a certain protective effect on the coil plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Attached Figure 1 It is the front view of the present invention;

[0011] Attached Figure 2 A three-dimensional view of the present invention when the frame and the drive plate are removed (only one clamping unit is shown, and the others are symmetrically distributed);

[0012] Attached Figure 3 A three-dimensional view of the present invention when the frame is removed (only one clamping unit is shown, and the others are symmetrically distributed);

[0013] Attached Figure 4 For attachment Figure 2 A partial view of

[0014] Attached Figure 5 For attachment Figure 2 Partial view of B. DETAILED DESCRIPTION

[0015] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0016] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0017] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0018] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0019] In the present application, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature may be that the first feature is directly above or obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. The first feature "below", "below" and "below" the second feature may be that the first feature is directly below or obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature. It should be noted that when an element is referred to as "fixed to" or "set on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected" to another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0020] like Figure 1-5 As shown, the coiling mechanism of the single-screw plastic extruder for PPR multifunctional pipes includes a frame 1, a base 2 mounted on the frame 1, a driving motor (existing technology, not shown in the figure) for driving the base 2 to rotate, and a clamping portion 3 provided on the base 2 for clamping the coiling disc and driving the coiling disc to rotate. The base 2 is provided with a plurality of first slide grooves 4 extending in the radial direction.

[0021] The clamping part 3 includes a clamping unit 30 slidably connected to each first slide groove 4, each clamping unit includes a mounting seat 5 slidably connected to the first slide groove 4, a fixed plate 6 arranged on the mounting seat 5, a folding plate 7 rotatably connected to the mounting seat 5 and having a folded and unfolded state, and a driving assembly 8 for driving the folding plate 7 to fold. An open inner slide groove 0 with a large belly and a small mouth is arranged on the inner side surface of the mounting seat 5. The driving assembly 8 includes a slider 9 slidably connected to the inner slide groove 0 on the inner side surface of the mounting seat 5, an elastic reset member 19 and a traction rope 10 connected between the slider 9 and the extension block 20 on the inner side surface of the folding plate 7, and a driving cylinder 11 installed in the center of the base 2. The elastic reset member 19 is a high-strength compression spring. The driving cylinder 11 is connected to the slider 9 to drive the slider 9 to slide and then drive the folding plate 7 to unfold. The front end of the driving cylinder 11 is connected to a driving disk 12, and the driving disk 12 is fixedly connected to each slider 9.

[0022] The mounting base 5 includes a main plate 13 and a sub-plate 14 vertically fixedly connected to the main plate 13. The fixed plate 6 and the folding plate 7 are installed on the main plate 13. The sub-plate 14 is provided with a first adjusting bolt 15. One end of the first adjusting bolt 15 is clamped in the first slide groove 4, and the other end is connected with a first locking nut 16 for locking the sub-plate 14 and the base 2. The main plate 13 is provided with a second slide groove 17 with a large belly and a small mouth. The lower end of the fixed plate 6 is slidably connected in the second slide groove 17, and a second adjusting bolt 18 for fixing it relatively to the main plate 13 is threadedly connected thereon.

[0023] When the folding plate 7 is folded, the folding plate 7 is perpendicular to the mounting seat 5, and a clamping space is formed between all the folding plates 7 and all the fixed plates 6. The coil disc is clamped in the clamping space, and the driving cylinder drives the slider 9 to slide toward the base. The traction rope overcomes the resistance of the reset elastic part to unfold the folding plate 7. When unfolded, the folding plate 7 is parallel to or butted against the mounting seat 5. At this time, the coil disc can be mounted on all the folding plates 7 and can be moved to all the mounting seats 5.

[0024] The above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with the technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any equivalent changes or modifications made according to the spirit of the present invention should be included in the protection scope of the present invention.

Claims

1. A coiling mechanism of a single-screw plastic extruder for PPR multifunctional pipes, comprising a frame, a base mounted on the frame, a driving motor for driving the base to rotate, and a clamping part provided on the base for clamping a coiling disc and driving the coiling disc to rotate, characterized in that: The base is provided with a plurality of first slide grooves extending radially, and the clamping portion includes a clamping unit slidably connected to each of the first slide grooves, and each of the clamping units includes a mounting seat slidably connected to the first slide groove, a fixed plate provided on the mounting seat, a folding plate provided on the mounting seat and having a folded and unfolded state, and a driving component for driving the folding plate to fold, when the folding plate is folded, the folding plate is perpendicular to the mounting seat, and a clamping space is formed between all the folding plates and all the fixed plates, the coil disc is clamped in the clamping space, and when the folding plate is unfolded, the folding plate and the The mounting seats are parallel or butted, at which time the coil disk can be mounted on all folding plates and can be moved to all mounting seats; all the mounting seats are formed into a columnar shape, and the side located inside the column is the inner side, and the opposite side is the outer side, and the driving assembly includes a slider slidably connected to the inner side of the mounting seat, a traction rope connected between the slider and the folding plate, and a driving cylinder installed in the center of the base, the driving cylinder is connected to the slider to drive the slider to slide and then drive the folding plate to unfold, and the front end of the driving cylinder is connected to a driving disk, and the driving disk is fixedly connected to each of the sliders.

2. The coiling mechanism of the single-screw plastic extruder for PPR multifunctional pipe according to claim 1 is characterized in that: The mounting base includes a main board and a sub-board vertically fixedly connected to the main board, the fixed plate and the folding plate are installed on the main board, and a first adjusting bolt is provided on the sub-board, one end of the first adjusting bolt is clamped in the first slide groove, and the other end is connected to a first locking nut for locking the sub-board and the base.

3. The coiling mechanism of the single-screw plastic extruder for PPR multifunctional pipe according to claim 2 is characterized in that: The main board is provided with a second sliding groove with a large belly and a small mouth. The lower end of the fixing plate is slidably connected in the second sliding groove, and a second adjusting bolt for fixing it relative to the main board is threadedly connected thereon.

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