Multi-layer co-extrusion cable insulation layer extruder

Abstract

The utility model discloses a multi-layer co-extrusion cable insulation layer extruder which comprises an equipment frame, an extrusion mechanism is fixed at the top of the outer wall of the equipment frame, a sliding mechanism is arranged at the position of a discharging port of the extrusion mechanism in a sliding mode, and a winding mechanism is arranged on the side, away from the extrusion mechanism, of the sliding mechanism. The sliding mechanism comprises a U-shaped frame, pulleys are fixed to the four corners of the bottom of the U-shaped frame, mounting openings are formed in the two ends of the outer wall of the U-shaped frame, refrigerating mechanisms are mounted in the mounting openings and comprise L-shaped push frames located in the mounting openings, semiconductor coolers are fixed to the outer walls of the L-shaped push frames, and cooling fins are fixed to the back faces of the two semiconductor coolers. And the refrigeration surface of the semiconductor refrigerator is provided with a protective screen plate fixed on the L-shaped push frame. According to the extrusion mechanism, the rapid cooling effect is achieved, the arranged U-shaped frame can slide on the outer wall of the extrusion mechanism, the effects of being convenient to pull out and store are achieved, and when the extrusion mechanism is not used, the occupied space is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cable manufacturing equipment, in particular to a multi-layer co-extruded cable insulation layer extruder. Background Art

[0002] Cable extruder is a wire unit used in power line and cable factories to heat extrude polyethylene, polyvinyl chloride, etc. to insulate the core of the wire or make it into cable sheath. The whole machine consists of a pay-off rack, a wire feed rack, a main machine, a cooling water tank, a blow dryer, a printer, a crawler traction machine, a wire take-up machine, a temperature control electrical operation cabinet, etc. Among them, a multi-layer co-extrusion cable insulation layer extruder is also a type of cable extruder.

[0003] After searching, Chinese patent CN219476397U discloses a multi-layer co-extruded cable insulation layer extruder, which uses a refrigerator to blow out cold air to dry and cool the insulation material on the outside of the cable, avoiding the possibility that traditional water cooling may make the outside of the insulation uneven.

[0004] However, the refrigeration extended by the above structural design has virtually increased the size of the equipment. In some small factories, it occupies a large area, especially when not in use, it occupies unnecessary processing space. The large size of the equipment also makes it difficult to move and transport. In this regard, we designed a multi-layer co-extrusion cable insulation layer extruder. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a multi-layer co-extruded cable insulation layer extruder.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A multi-layer co-extrusion cable insulation layer extruder, comprising an equipment frame, an extrusion mechanism is fixed on the top of the outer wall of the equipment frame, a sliding mechanism is slidably arranged at the discharge port of the extrusion mechanism, and a winding mechanism is arranged on the side of the sliding mechanism away from the extrusion mechanism;

[0008] The sliding mechanism comprises a U-shaped frame, pulleys are fixed at the four corners of the bottom of the U-shaped frame, installation openings are opened at both ends of the outer wall of the U-shaped frame, and a refrigeration mechanism is installed in the installation openings.

[0009] As a further solution of the utility model, the refrigeration mechanism includes an L-shaped push rack located in the installation opening, a semiconductor refrigerator is fixed to the outer wall of the L-shaped push rack, heat sinks are fixed to the backs of the two semiconductor refrigerators, and the cooling surface of the semiconductor refrigerator is provided with a protective mesh plate fixed on the L-shaped push rack, a hole is opened on the protective mesh plate, and an integrated fan is fixed in the hole.

[0010] As a further solution of the utility model, second electric push rods are fixed to both ends of the outer wall of the U-shaped frame, and the output shaft of the second electric push rod is fixed to the outer wall of the corresponding L-shaped push frame.

[0011] As a further solution of the utility model, sliders are fixed to both ends of the inner wall of the U-shaped frame, and slide rails for the sliders to slide are fixed to both ends of the outer wall of the extrusion mechanism.

[0012] As a further solution of the utility model, the winding mechanism includes an L-shaped frame, a driving motor is fixed to the outer wall of the L-shaped frame, a winding roller is fixed to the output shaft of the driving motor, a sleeve is provided on the outer wall of the winding roller, a limiting groove is opened on the outer wall of the winding roller, and a limiting strip adapted to the limiting groove is fixed to the inner wall of the sleeve.

[0013] As a further solution of the utility model, two connecting frames are fixed to the bottom of the L-shaped frame, and the same bottom plate is fixed to the bottom of the two connecting frames, and a connecting block is fixed to the top of the bottom plate, and the top of the connecting block is fixed to the bottom of the U-shaped frame. A slot for the bottom plate to pass through is opened on one side of the equipment frame, and a first electric push rod is fixed to the outer wall of the equipment frame, and the output shaft of the first electric push rod is fixed to the outer wall of the bottom plate. Through the above design, the sleeve can reel in the cooled cable when rotating, and the arranged reeling mechanism can also slide on the outer wall of the equipment frame under the action of the bottom plate to achieve storage and unfolding.

[0014] The beneficial effects of the utility model are:

[0015] The utility model: through the arrangement of a bottom equipment frame, an extrusion mechanism, a sliding mechanism and a refrigeration mechanism, etc., through the above-mentioned structural design, the cable insulation layer extruded by the extrusion mechanism is cooled by the refrigeration mechanism on the U-shaped frame, and the cold air generated by the semiconductor refrigerator is blown on the extruded cable insulation layer through the integrated fan, which plays a role of rapid cooling, so that it can quickly reach a certain hardness, and the position of the semiconductor refrigerator can be moved by the operation of the second electric push rod to adjust the distance from the cable insulation layer, and the arranged U-shaped frame can slide on the outer wall of the extrusion mechanism, which plays a role of facilitating extraction and storage, and reduces the occupied space when not in use.

[0016] The utility model: through the setting of the winding mechanism, the setting of the winding mechanism includes a base plate, a connecting frame, a connecting block, an L-shaped frame, a driving motor, a winding roller, a sleeve and a first electric push rod, etc. Through the above design, the sleeve can reel in the cooled cable when rotating, and the setting of the winding mechanism can also slide on the outer wall of the equipment frame under the action of the base plate to achieve storage and unfolding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1This is a three-dimensional structural schematic diagram of a multi-layer co-extruded cable insulation layer extruder proposed by the utility model;

[0018] Figure 2 This is a partial three-dimensional structural schematic diagram of a multi-layer co-extrusion cable insulation layer extruder proposed by the utility model;

[0019] Figure 3 It is a partially unfolded three-dimensional structural schematic diagram of a multi-layer co-extrusion cable insulation layer extruder proposed by the utility model;

[0020] Figure 4 The utility model provides a schematic diagram of the refrigeration mechanism structure of a multi-layer co-extruded cable insulation layer extruder.

[0021] In the figure: 1. Equipment frame; 2. Extrusion mechanism; 3. Sliding mechanism; 4. Winding mechanism; 5. First electric push rod; 6. Slot; 7. U-shaped frame; 8. Slide rail; 9. Slider; 10. Mounting port; 11. Refrigeration mechanism; 12. Bottom plate; 13. Connecting block; 14. Connecting frame; 15. L-shaped frame; 16. Driving motor; 17. Roller; 18. Sleeve; 19. L-shaped push frame; 20. Second electric push rod; 21. Semiconductor refrigerator; 22. Heat sink; 23. Protective mesh; 24. Integrated fan; 25. Pulley. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0024] Reference Figure 1-Figure 4 A multi-layer co-extrusion cable insulation layer extruder comprises an equipment frame 1, an extrusion mechanism 2 is fixed on the top of the outer wall of the equipment frame 1, a sliding mechanism 3 is slidably arranged at the discharge port of the extrusion mechanism 2, and a winding mechanism 4 is arranged on the side of the sliding mechanism 3 away from the extrusion mechanism 2;

[0025] The sliding mechanism 3 comprises a U-shaped frame 7 , pulleys 25 are fixed at the four corners of the bottom of the U-shaped frame 7 , mounting openings 10 are formed at both ends of the outer wall of the U-shaped frame 7 , and a refrigeration mechanism 11 is installed in the mounting openings 10 .

[0026] In this embodiment, the refrigeration mechanism 11 includes an L-shaped push frame 19 located in the installation port 10, and a semiconductor refrigerator 21 is fixed to the outer wall of the L-shaped push frame 19. Heat sinks 22 are fixed to the backs of the two semiconductor refrigerators 21. The cooling surface of the semiconductor refrigerator 21 is provided with a protective mesh plate 23 fixed on the L-shaped push frame 19. The protective mesh plate 23 is provided with a hole, and an integrated fan 24 is fixed in the hole.

[0027] In this embodiment, the second electric push rods 20 are fixed to both ends of the outer wall of the U-shaped frame 7 , and the output shaft of the second electric push rod 20 is fixed to the outer wall of the corresponding L-shaped push frame 19 .

[0028] In this embodiment, sliders 9 are fixed to both ends of the inner wall of the U-shaped frame 7 , and slide rails 8 for the sliders 9 to slide are fixed to both ends of the outer wall of the extrusion mechanism 2 .

[0029] In this embodiment, the winding mechanism 4 includes an L-shaped frame 15, a driving motor 16 is fixed to the outer wall of the L-shaped frame 15, a winding roller 17 is fixed to the output shaft of the driving motor 16, a sleeve 18 is sleeved on the outer wall of the winding roller 17, a limiting groove is provided on the outer wall of the winding roller 17, and a limiting strip adapted to the limiting groove is fixed to the inner wall of the sleeve 18.

[0030] In this embodiment, two connecting frames 14 are fixed to the bottom of the L-shaped frame 15, and the same bottom plate 12 is fixed to the bottom of the two connecting frames 14. A connecting block 13 is fixed to the top of the bottom plate 12, and the top of the connecting block 13 is fixed to the bottom of the U-shaped frame 7. A slot 6 for the bottom plate 12 to pass through is opened on one side of the equipment frame 1. A first electric push rod 5 is fixed to the outer wall of the equipment frame 1, and the output shaft of the first electric push rod 5 is fixed to the outer wall of the bottom plate 12. Through the above design, the sleeve 18 can reel in the cooled cable when rotating, and the reeling mechanism 4 can also slide on the outer wall of the equipment frame 1 under the action of the bottom plate 12 to achieve storage and unfolding.

[0031] Working principle: When in use, the bottom equipment frame 1, extrusion mechanism 2, sliding mechanism 3 and refrigeration mechanism 11 are set, wherein the sliding mechanism 3 includes a U-shaped frame 7, an installation port 10, a slide rail 8 and a slider 9, etc. The refrigeration mechanism 11 includes a semiconductor refrigerator 21, a heat sink 22, a protective mesh plate 23, an integrated fan 24, an L-shaped push frame 19 and a second electric push rod 20, etc. Through the above-mentioned structural design, the cable insulation layer extruded by the extrusion mechanism 2 is cooled by the refrigeration mechanism 11 on the U-shaped frame 7, and the cold air generated by the semiconductor refrigerator 21 is blown on the extruded cable insulation layer through the integrated fan 24, which plays a role of rapid cooling and makes it quickly reach a certain hardness, and the position of the semiconductor refrigerator 21 can be moved by the operation of the second electric push rod 20 to adjust the distance from the cable insulation layer, and the U-shaped frame 7 can slide on the outer wall of the extrusion mechanism 2, which plays a role of facilitating extraction and storage, and reduces the occupied space when not in use;

[0032] Furthermore, through the setting of the winding mechanism 4, the winding mechanism 4 includes a base plate 12, a connecting frame 14, a connecting block 13, an L-shaped frame 15, a driving motor 16, a winding roller 17, a sleeve 18 and a first electric push rod 5, etc. Through the above design, the sleeve 18 can reel in the cooled cable while rotating, and the winding mechanism 4 can also slide on the outer wall of the equipment frame 1 under the action of the base plate 12 to achieve storage and unfolding.

[0033] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0034] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0035] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0036] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multi-layer co-extrusion cable insulation layer extruder, comprising an equipment frame (1), characterized in that: An extrusion mechanism (2) is fixed to the top of the outer wall of the equipment frame (1); a sliding mechanism (3) is slidably arranged at the discharge port of the extrusion mechanism (2); and a winding mechanism (4) is arranged on the side of the sliding mechanism (3) away from the extrusion mechanism (2); The sliding mechanism (3) comprises a U-shaped frame (7), pulleys (25) are fixed at the four corners of the bottom of the U-shaped frame (7), mounting openings (10) are provided at both ends of the outer wall of the U-shaped frame (7), and a refrigeration mechanism (11) is installed in the mounting opening (10).

2. A multi-layer co-extrusion cable insulation layer extruder according to claim 1, characterized in that: The refrigeration mechanism (11) comprises an L-shaped push frame (19) located in the installation opening (10), a semiconductor refrigerator (21) is fixed to the outer wall of the L-shaped push frame (19), a heat sink (22) is fixed to the back of the two semiconductor refrigerators (21), and the cooling surface of the semiconductor refrigerator (21) is provided with a protective mesh plate (23) fixed on the L-shaped push frame (19), a hole is opened on the protective mesh plate (23), and an integrated fan (24) is fixed in the hole.

3. A multi-layer co-extrusion cable insulation layer extruder according to claim 2, characterized in that: Second electric push rods (20) are fixed to both ends of the outer wall of the U-shaped frame (7), and the output shaft of the second electric push rod (20) is fixed to the outer wall of the corresponding L-shaped push frame (19).

4. A multi-layer co-extrusion cable insulation layer extruder according to claim 3, characterized in that: Slide blocks (9) are fixed to both ends of the inner wall of the U-shaped frame (7), and slide rails (8) for the slide blocks (9) to slide are fixed to both ends of the outer wall of the extrusion mechanism (2).

5. A multi-layer co-extrusion cable insulation layer extruder according to claim 4, characterized in that: The winding mechanism (4) comprises an L-shaped frame (15), a driving motor (16) is fixed to the outer wall of the L-shaped frame (15), a winding roller (17) is fixed to the output shaft of the driving motor (16), a sleeve (18) is sleeved on the outer wall of the winding roller (17), a limiting groove is provided on the outer wall of the winding roller (17), and a limiting strip adapted to the limiting groove is fixed to the inner wall of the sleeve (18).

6. A multi-layer co-extrusion cable insulation layer extruder according to claim 5, characterized in that: Two connecting frames (14) are fixed to the bottom of the L-shaped frame (15), a common bottom plate (12) is fixed to the bottom of the two connecting frames (14), a connecting block (13) is fixed to the top of the bottom plate (12), and the top of the connecting block (13) is fixed to the bottom of the U-shaped frame (7).

7. A multi-layer co-extrusion cable insulation layer extruder according to claim 6, characterized in that: A slot (6) for the bottom plate (12) to pass through is provided on one side of the equipment frame (1), a first electric push rod (5) is fixed to the outer wall of the equipment frame (1), and an output shaft of the first electric push rod (5) is fixed to the outer wall of the bottom plate (12).

Images