An extrusion device for making cable insulation extrusion package
By designing an extrusion device including a swing rod, a guide rod and a blow pipe, the problem of changing the fixed structure in the prior art is solved, and flexible adaptation and efficient cleaning of cables of different diameters are achieved.
Patent Information
- Application Number
- CN202421493668.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-27
- Publication Date
- 2025-04-08
- Estimated Expiration
- 2034-06-27
AI Technical Summary
In the prior art, different diameters of cables require replacement of position fixing structures of different diameters, which are not very applicable, and the cleaning structure needs to be adjusted when cleaning the cable surface, which increases operational complexity and inefficiency.
An extrusion device is designed including an extrusion barrel, an extrusion head, a feed tank, a connecting flange and a pre-extrusion cleaning barrel. The device can adjust the gap and blowing pipe position through a combination structure of the swing rod, guide rod and blowing pipe, adapt to cables of different diameters, and squeeze the swing rod through the extrusion threaded barrel to ensure that the cable is always in the central position.
The device can effectively adapt to cables of different diameters, simplifying the fixing and cleaning process of cable positions, and improving operational flexibility and efficiency.
Smart Images
Figure CN222734735U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cable insulation extrusion package manufacturing, in particular to an extrusion device used for manufacturing cable insulation extrusion packages. Background Art
[0002] Wires and cables are a type of electrical energy or signal transmission device, usually composed of several or several groups of wires. The wires are coated with an outer insulation layer through extrusion equipment, and then the wires and cables are put into use. During the production process of wires and cables, wires and cables of different diameters will be produced according to needs.
[0003] Due to the different diameters of wires and cables, the extrusion equipment required for external insulation coating will also be different. The position of the cable needs to be determined before extrusion. The existing technology requires replacing the position fixing structure of different diameters according to cables of different diameters, which is not very applicable. The surface of the cable needs to be cleaned before coating. When the diameter of the cable changes, the position of the cleaning structure needs to be readjusted. For this reason, we propose an extrusion device for making cable insulation extrusion packages. Utility Model Content
[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an extrusion device for making cable insulation extrusion packages.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an extrusion device for making cable insulation extrusion packages, comprising an extrusion barrel, a fixed extrusion head is arranged at the output end of the extrusion barrel, a fixed feeding tank is arranged on the upper side of the extrusion barrel, a connecting flange is fixedly connected to the input end of the extrusion barrel, a pre-extrusion cleaning barrel is fixedly connected to the end of the connecting flange away from the extrusion barrel, a first installation cavity is circumferentially opened on the outer side of the pre-extrusion cleaning barrel, the first installation cavity is a rectangular cavity, an auxiliary fixing structure is arranged inside the first installation cavity, a first movable cavity is opened on the outer side of the pre-extrusion cleaning barrel, a movable air blowing pipe is arranged inside the first movable cavity, an movable adjustment structure is arranged between the corresponding air blowing pipe and the auxiliary fixing structure inside the pre-extrusion cleaning barrel, the auxiliary fixing structure comprises a first rotating column movably arranged inside the first installation cavity, the first rotating column is fixedly connected to a guide rod corresponding to the inside of the pre-extrusion cleaning barrel, the first rotating column is fixedly connected to a swing rod corresponding to the outer side of the pre-extrusion cleaning barrel, and a pressing structure for synchronously pressing the swing rod is arranged on the outer side of the pre-extrusion cleaning barrel.
[0006] Preferably, two rotating cavities are symmetrically provided on the side of the first installation cavity, the first rotating column is movably installed inside the rotating cavity, both ends of the first rotating column are fixedly connected with torsion springs, and one end of the torsion spring away from the first rotating column is fixedly connected inside the rotating cavity.
[0007] Preferably, a second installation cavity is formed at one end of the guide rod away from the first rotating column, and a guide wheel is movably installed inside the second installation cavity.
[0008] Preferably, an adaptation cavity is provided on the side of the pre-extrusion cleaning cylinder at a position corresponding to the first active cavity, a second active cavity is provided on the inner side of the pre-extrusion cleaning cylinder between the first installation cavity and the adaptation cavity, the adjustment structure includes a second rotating column movably installed inside the second active cavity, an extrusion rod is fixedly connected to the side of the second rotating column, the extrusion rod is movably connected to the bottom side of the swing rod, a first adaptation block is fixedly connected to the side of the blowing pipe at a position corresponding to the second rotating column, a second adaptation block is fixedly connected to the side of the second rotating column, and the second adaptation block is movably installed on the bottom side of the first adaptation block.
[0009] Preferably, a mounting bracket is fixedly connected to the outer side of the pre-extrusion cleaning cylinder at a position corresponding to the air blowing pipe, the mounting bracket is an inverted "U"-shaped block, a third mounting cavity is opened at the upper end of the air blowing pipe at a position corresponding to the mounting bracket, a spring is fixedly connected to the side of the mounting bracket at a position corresponding to the third mounting cavity, and one end of the spring away from the mounting bracket is fixedly connected to the inside of the third mounting cavity.
[0010] Preferably, the pressing structure comprises a fixed threaded barrel fixedly connected to the outside of the pre-extrusion cleaning barrel, the outer side of the fixed threaded barrel is threadedly connected to the extrusion threaded barrel, and the outer side of the extrusion threaded barrel is provided with anti-slip grooves equidistantly around the circumference.
[0011] Preferably, a groove is provided on the bottom side of the pre-extrusion cleaning cylinder, and the cross section of the groove is an arc-shaped groove.
[0012] Beneficial Effects
[0013] The utility model provides an extrusion device for making cable insulation extrusion packages.
[0014] Beneficial effects:
[0015] (1) The extrusion device for making cable insulation extrusion packages drives the guide rod to swing by means of a pressing structure, and the gaps between the guide rods are adjusted by the swing of the guide rods to accommodate cables of different diameters. The cables are placed at the center of the cleaning cylinder before extrusion by means of auxiliary support of the guide rods. Since the positions of the swing rods are different due to the different cable diameters, the swing rod drives the air blowing pipe to move inside the first movable cavity through the adjustment structure, and synchronously adjusts the position between the air blowing pipe and the cable, thereby changing the air blowing position to adapt to cables of different diameters and facilitating operation.
[0016] (2) The extrusion device for making cable insulation extrusion packages moves the extrusion threaded barrel outside the pre-extrusion cleaning barrel so that the extrusion threaded barrel extrude several swing rods synchronously, so that the cable is always in the center position of the pre-extrusion cleaning barrel, thereby calibrating the position of the cable. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.
[0018] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment in size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.
[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0020] Figure 2 It is a cross-sectional view of the utility model;
[0021] Figure 3 It is a partial structural schematic diagram of the swing rod of the utility model.
[0022] Legend:
[0023] 1. Extrusion barrel; 2. Extrusion head; 3. Feed tank; 4. Connecting flange; 5. Cleaning barrel before extrusion; 6. First installation cavity; 711. First rotating column; 712. Guide rod; 713. Swing rod; 714. Rotating cavity; 715. Torsion spring; 716. Second installation cavity; 717. Guide wheel; 721. First movable cavity; 722. Adapter cavity; 723. Blowing pipe; 731. Second movable cavity; 732. Second rotating column; 733. Extrusion rod; 735. First adapter block; 736. Second adapter block; 811. Mounting frame; 812. Third installation cavity; 813. Spring; 911. Fixed threaded cylinder; 912. Extrusion threaded cylinder; 913. Anti-skid groove; 10. Groove. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] like Figure 1-Figure 3 As shown, an extrusion device for making cable insulation extrusion package includes an extrusion barrel 1, an output end of the extrusion barrel 1 is provided with a fixed extrusion head 2, an upper side of the extrusion barrel 1 is provided with a fixed feed tank 3, an input end of the extrusion barrel 1 is fixedly connected with a connecting flange 4, an end of the connecting flange 4 away from the extrusion barrel 1 is fixedly connected with a pre-extrusion cleaning barrel 5, an outer side of the pre-extrusion cleaning barrel 5 is provided with a first installation cavity 6, the first installation cavity 6 is a rectangular cavity, an auxiliary fixing structure is provided inside the first installation cavity 6, a first movable cavity 721 is provided on the outer side of the pre-extrusion cleaning barrel 5, and the first movable cavity The interior of 721 is provided with an active air blowing pipe 723, and an active adjustment structure is provided between the interior of the cleaning cylinder 5 before extrusion and the corresponding air blowing pipe 723 and the auxiliary fixing structure. The auxiliary fixing structure includes a first rotating column 711 movably installed in the first mounting cavity 6, and the first rotating column 711 is fixedly connected with a guide rod 712 corresponding to the interior of the cleaning cylinder 5 before extrusion, and the first rotating column 711 is fixedly connected with a swing rod 713 corresponding to the outside of the cleaning cylinder 5 before extrusion. A pressing structure for synchronously squeezing the swing rod 713 is provided on the outside of the cleaning cylinder 5 before extrusion, and the extrusion is pressed by the pressing structure. The swing rod 713 on the outside of the front cleaning cylinder 5 is squeezed, and the swing rod 713 drives the first rotating column 711 to rotate, and the first rotating column 711 drives the guide rod 712 to swing. The gap between the plurality of guide rods 712 is adjusted by the swing of the guide rod 712 to adapt to cables of different diameters. The auxiliary support of the plurality of guide rods 712 makes the cable be located at the center position of the front cleaning cylinder 5 when it is extruded. The position of the swing rod 713 is different for cables with different diameters. The swing rod 713 drives the blowing pipe 723 to move inside the first active cavity 721 through the adjustment structure to adjust the cable diameter. A groove 10 is provided on the bottom side of the cleaning cylinder 5 before extrusion at a position between the air blowing pipe 723 and the cable. The cross section of the groove 10 is an arc-shaped groove. The air blowing pipe 723 blows air to the cable to blow impurities on the cable away from the cable, and the impurities fall through the groove 10. A second mounting cavity 716 is provided at one end of the guide rod 712 away from the first rotating column 711. A guide wheel 717 is movably installed inside the second mounting cavity 716. When the cable moves between the guide rods 712, the guide wheel 717 is attached to the cable, and the guide wheel 717 rotates on the surface of the cable as the cable moves.
[0026] Two rotating chambers 714 are symmetrically provided on the side of the first installation chamber 6, and the first rotating column 711 is movably installed in the rotating chamber 714. Both ends of the first rotating column 711 are fixedly connected with torsion springs 715, and the end of the torsion spring 715 away from the first rotating column 711 is fixedly connected to the rotating chamber 714. The first rotating column 711 restores its initial position through the torsion spring 715, and an adapting chamber 722 is provided on the side of the cleaning cylinder 5 before extrusion corresponding to the position of the first active chamber 721, and a second active chamber 731 is provided on the inner side of the cleaning cylinder 5 before extrusion corresponding to the first installation chamber 6 and the adapting chamber 722. The adjustment structure includes a second rotating column 732 movably installed in the second active chamber 731, and an extrusion rod 733 is fixedly connected to the side of the second rotating column 732, and the extrusion rod 733 is movably connected to the bottom side of the swing rod 713, and a first adapting block 735 is fixedly connected to the side of the blowing pipe 723 corresponding to the position of the second rotating column 732. 2 is fixedly connected to the side of the second adapter block 736, and the second adapter block 736 is movably installed on the bottom side of the first adapter block 735, the swing rod 713 drives the extrusion rod 733 to move, and the extrusion rod 733 drives the second rotating column 732 to swing inside the second movable cavity 731, and the second rotating column 732 drives the second adapter block 736 to extrude, and the second adapter block 736 drives the first adapter block 735 to move when moving, and the first adapter block 735 drives the blowing pipe 723 to move, and the outer side of the cleaning cylinder 5 before extrusion is fixedly connected with a mounting frame 811 at the position of the blowing pipe 723, and the mounting frame 811 is an inverted "U"-shaped block, and the upper end of the blowing pipe 723 is provided with a third mounting cavity 812 corresponding to the position of the mounting frame 811, and the side of the mounting frame 811 is fixedly connected with a spring 813 corresponding to the position of the third mounting cavity 812, and the end of the spring 813 away from the mounting frame 811 is fixedly connected to the inside of the third mounting cavity 812.
[0027] The pressing structure includes a fixed threaded cylinder 911 fixedly connected to the outside of the pre-extrusion cleaning cylinder 5, the outer side of the fixed threaded cylinder 911 is threadedly connected with an extrusion threaded cylinder 912, and the outer side of the extrusion threaded cylinder 912 is equidistantly circumferentially provided with anti-slip grooves 913, and the extrusion threaded cylinder 912 is rotated. The extrusion threaded cylinder 912 rotates on the fixed threaded cylinder 911. When the extrusion threaded cylinder 912 squeezes the swing rod 713, the swing rod 713 drives the first rotating column 711 to rotate inside the rotating chamber 714, and the first rotating column 711 drives the guide rod 712 to swing.
[0028] The working principle of this utility model:
[0029] When in use, the swing rod 713 on the outside of the pre-extrusion cleaning cylinder 5 is squeezed by the pressing structure, and the swing rod 713 drives the first rotating column 711 to rotate, and the first rotating column 711 drives the guide rod 712 to swing. The gap between the several guide rods 712 is adjusted by the swinging of the guide rod 712 to adapt to cables of different diameters. The auxiliary support of the several guide rods 712 makes the cable be located in the center position of the pre-extrusion cleaning cylinder 5. The position of the swing rod 713 is different for cables with different diameters. The swing rod 713 drives the blowing pipe 723 to move inside the first active cavity 721 through the adjusting structure to adjust the position between the blowing pipe 723 and the cable. After the first rotating column 711 loses the squeezing of the pressing structure, it returns to its initial position through the torsion spring 715.
[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. An extrusion device for making cable insulation extrusion packages, comprising an extrusion barrel (1), the output end of the extrusion barrel (1) is provided with a fixed extrusion head (2), the upper side of the extrusion barrel (1) is provided with a fixed feed tank (3), the input end of the extrusion barrel (1) is fixedly connected to a connecting flange (4), and the end of the connecting flange (4) away from the extrusion barrel (1) is fixedly connected to a pre-extrusion cleaning cylinder (5), characterized in that: The outer side of the pre-extrusion cleaning cylinder (5) is provided with a first installation cavity (6) on a circumference, the first installation cavity (6) is a rectangular cavity, an auxiliary fixing structure is arranged inside the first installation cavity (6), a first movable cavity (721) is provided outside the pre-extrusion cleaning cylinder (5), a movable air blowing pipe (723) is arranged inside the first movable cavity (721), a movable adjustment structure is arranged between the interior of the pre-extrusion cleaning cylinder (5) and the auxiliary fixing structure, the auxiliary fixing structure comprises a first rotating column (711) movably installed inside the first installation cavity (6), the first rotating column (711) is fixedly connected to a guide rod (712) corresponding to the interior of the pre-extrusion cleaning cylinder (5), the first rotating column (711) is fixedly connected to a swing rod (713) corresponding to the outer side of the pre-extrusion cleaning cylinder (5), and a pressing structure for synchronously pressing the swing rod (713) is arranged on the outer side of the pre-extrusion cleaning cylinder (5).
2. The extrusion device for making cable insulation extrusion package according to claim 1, characterized in that: Two rotating cavities (714) are symmetrically provided on the side of the first installation cavity (6); the first rotating column (711) is movably installed inside the rotating cavity (714); both ends of the first rotating column (711) are fixedly connected with torsion springs (715); and one end of the torsion spring (715) away from the first rotating column (711) is fixedly connected inside the rotating cavity (714).
3. The extrusion device for making cable insulation extrusion package according to claim 1, characterized in that: A second installation cavity (716) is formed at one end of the guide rod (712) away from the first rotating column (711), and a guide wheel (717) is movably installed inside the second installation cavity (716).
4. The extrusion device for making cable insulation extrusion package according to claim 2, characterized in that: The side surface of the pre-extrusion cleaning cylinder (5) is provided with an adapting cavity (722) at a position corresponding to the first active cavity (721); the inner side of the pre-extrusion cleaning cylinder (5) is provided with a second active cavity (731) corresponding to the first installation cavity (6) and between the adapting cavity (722); the adjusting structure comprises a second rotating column (732) movably mounted inside the second active cavity (731); the side surface of the second rotating column (732) is fixedly connected with an extrusion rod (733); the extrusion rod (733) is movably connected to the bottom side of the swing rod (713); the side surface of the blowing pipe (723) is fixedly connected with a first adapting block (735) at a position corresponding to the second rotating column (732); the side surface of the second rotating column (732) is fixedly connected with a second adapting block (736); the second adapting block (736) is movably mounted on the bottom side of the first adapting block (735).
5. The extrusion device for making cable insulation extrusion package according to claim 4, characterized in that: A mounting frame (811) is fixedly connected to the outer side of the pre-extrusion cleaning cylinder (5) at a position corresponding to the air blowing pipe (723); the mounting frame (811) is an inverted "U"-shaped block; a third mounting cavity (812) is provided at the upper end of the air blowing pipe (723) at a position corresponding to the mounting frame (811); a spring (813) is fixedly connected to the side of the mounting frame (811) at a position corresponding to the third mounting cavity (812); and one end of the spring (813) away from the mounting frame (811) is fixedly connected to the inside of the third mounting cavity (812).
6. The extrusion device for making cable insulation extrusion package according to claim 5, characterized in that: The pressing structure comprises a fixed threaded cylinder (911) fixedly connected to the outside of the pre-extrusion cleaning cylinder (5); the outside of the fixed threaded cylinder (911) is threadedly connected to an extrusion threaded cylinder (912); and the outside of the extrusion threaded cylinder (912) is provided with anti-slip grooves (913) equidistantly circumferentially.
7. An extrusion device for making cable insulation extrusion packages according to claim 6, characterized in that: A groove (10) is provided on the bottom side of the pre-extrusion cleaning cylinder (5), and the cross section of the groove (10) is an arc-shaped groove.