Small shredding equipment for tire bead steel wires

Abstract

The utility model provides small shredding equipment for bead wires, which comprises a support frame, a lead screw arranged in the middle of the support frame, a nut seat matched with the lead screw, an electric cylinder arranged on the nut seat, a shredding knife arranged at the output end of the electric cylinder, a guide cover arranged below the electric cylinder, and the shredding knife extending into the guide cover. Therefore, the wire cutting device has the advantages that the wire cutting device has a good wire cutting function, is convenient to maintain and good in operation effect, the steel wire is guided into the transverse hole along the limiting guide wheel, and the guide rail has guidance quality so that linear motion of the nut seat can be achieved. The position of the shredding cutter is adjusted so that better cutting can be achieved, the shredding cutter is replaceable, and part of the shredding cutter is located in the guide cover so that the purpose of protection can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bead wire breakage, and particularly relates to a small bead wire cutting device. Background Technique

[0002] Bead wire is the wire used for the edge of a tire, generally for manufacturing the wire of the wire bundle at the edge of the outer tire of tires such as automobiles, motorcycles, tractors, and airplanes. The diameters of the products are 0.96, 1.0, 1.3, 1.4, and 1.6 mm.

[0003] Bead wire needs to have high tensile strength, toughness, and good fatigue resistance, so tensile tests need to be carried out on it during the production process. At present, the special wire cutters used for sampling bead wire have a short service life due to frequent use. Secondly, the jaw part is not easy to replace and the cost is high, resulting in a decline in the profit level.

[0004] Therefore, in view of the deficiencies of the above solutions in actual production and implementation, they are corrected and improved. At the same time, in the spirit of seeking excellence and with the assistance of professional knowledge and experience, and after various ingenious ideas and tests, the present utility model is created. A small bead wire cutting device is provided to solve the above problems. Content of the Utility Model

[0005] The utility model provides a small bead wire cutting device, which solves the problems in the prior art.

[0006] The technical solution of the utility model is realized as follows: A small bead wire cutting device includes: a support frame, a lead screw is arranged in the middle of the support frame, a nut seat is fitted on the lead screw, an electric cylinder is arranged on the nut seat, a cutting knife is arranged at the output end of the electric cylinder, a guide cover is arranged below the electric cylinder, and the cutting knife extends into the guide cover;

[0007] The guide cover is horizontally provided with a horizontal hole for guiding the wire.

[0008] As a preferred implementation manner of the small bead wire cutting device, guide rails are arranged above and below the lead screw, the guide rails are fixed on the support frame, the nut seat is provided with a threaded hole corresponding to the lead screw, and the nut seat is provided with a sliding groove corresponding to the guide rails.

[0009] Adopting the above solution, the guide rails have guiding properties to realize the linear movement of the nut seat, so as to adjust the position of the cutting knife for better cutting.

[0010] As a preferred embodiment of a small-sized cutting wire device for bead wire, one end of the lead screw is fitted with a stepping motor, and the other end extends into the shaft seat. A coupling is provided at the output end of the stepping motor, and the stepping motor is cooperated with the lead screw through the coupling.

[0011] As a preferred embodiment of a small-sized cutting wire device for bead wire, a straight groove opening is provided at the output end of the electric cylinder. The cutting knife is inserted and fitted into the straight groove opening. A positioning hole is provided on the output end of the electric cylinder, and a fastening assembly for fixing the cutting knife is arranged in the positioning hole.

[0012] With the above scheme, the cutting knife is replaceable. Before replacement, the guide cover needs to be disassembled. The guide cover is used to protect the cutting knife, and part of the cutting knife is located inside the guide cover.

[0013] As a preferred embodiment of a small-sized cutting wire device for bead wire, the fastening assembly includes a fastening bolt and a nut. The cutting knife is provided with a jack corresponding to the fastening bolt.

[0014] As a preferred embodiment of a small-sized cutting wire device for bead wire, a longitudinal hole is provided at the top of the guide cover. The shape of the longitudinal hole is matched with the output end of the electric cylinder and the cutting knife.

[0015] As a preferred embodiment of a small-sized cutting wire device for bead wire, a limiting guide wheel is provided on the outer side of the guide cover. The shaft of the limiting guide wheel is fitted on the support frame.

[0016] With the above scheme, the limiting guide wheel is used to guide the wire to improve the stability of movement.

[0017] After adopting the above technical scheme, the beneficial effects of the present utility model are as follows: This device has a good wire cutting function, is easy to maintain, and has a good operation effect.

[0018] The wire is guided into the transverse hole along the limiting guide wheel. The guide rail has guiding properties to realize the linear movement of the nut seat, thereby adjusting the position of the cutting knife for better cutting.

[0019] The cutting knife is replaceable, and part of the cutting knife is located inside the guide cover for the purpose of protection. Description of the Drawings

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0021] Figure 1 This is a side view of the structure of the small-sized bead wire cutting device of the present utility model;

[0022] Figure 2 This is a cross-sectional view of the structure of the small-sized bead wire cutting device of the present utility model;

[0023] Figure 3 This is an enlarged schematic view of the structure A of the present utility model;

[0024] Figure 4 This is a schematic view of the cooperation relationship among the electric cylinder, the cutting knife, and the guide cover of the present utility model;

[0025] In the figure, 1 - support frame; 2 - lead screw; 3 - stepping motor; 4 - shaft seat; 5 - guide rail; 6 - nut seat; 7 - electric cylinder; 8 - guide cover; 9 - limit guiding wheel; 10 - chute; 11 - threaded hole; 12 - cutting knife; 13 - positioning hole; 14 - fastening assembly; 15 - longitudinal hole; 16 - transverse hole. Specific embodiments

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0027] As Figures 1-4 shown, a small-sized bead wire cutting device includes: a support frame 1, a lead screw 2 is arranged in the middle of the support frame 1, a nut seat 6 is fitted on the lead screw 2, an electric cylinder 7 is arranged on the nut seat 6, a cutting knife 12 is arranged at the output end of the electric cylinder 7, a guide cover 8 is arranged below the electric cylinder 7, and the cutting knife 12 extends into the guide cover 8;

[0028] The guide cover 8 is horizontally provided with a transverse hole 16 for guiding the wire.

[0029] Wherein, guide rails 5 are arranged above and below the lead screw 2, the guide rails 5 are fixed on the support frame 1, the nut seat 6 is provided with a threaded hole 11 corresponding to the lead screw 2, and the nut seat 6 is provided with a chute 10 corresponding to the guide rail 5.

[0030] Wherein, one end of the lead screw 2 is fitted with a stepping motor 3, the other end extends into the shaft seat 4, the output end of the stepping motor 3 is provided with a coupling, and the stepping motor 3 is cooperated with the lead screw 2 through the coupling.

[0031] Further, the stepper motor 3 serves as a power source to rotate the lead screw 2, and the nut block 6 converts the rotational motion into a linear motion and slides on its guide rail 5, thereby adjusting the position of the wire cutting knife 12.

[0032] Wherein, a straight notch is provided at the output end of the electric cylinder 7, the wire cutting knife 12 is inserted and fitted into the straight notch, a positioning hole 13 is provided on the output end of the electric cylinder 7, and a fastening assembly 14 for fixing the wire cutting knife 12 is provided in the positioning hole 13.

[0033] Wherein, the fastening assembly 14 includes a fastening bolt and a nut, and the wire cutting knife 12 is provided with a jack corresponding to the fastening bolt.

[0034] Further, the wire cutting knife 12 is replaceable. Before replacement, the guide cover 8 needs to be disassembled. Part of the wire cutting knife 12 is located inside the guide cover 8, and the guide cover 8 is used to protect the wire cutting knife 12.

[0035] Wherein, a longitudinal hole 15 is provided at the top of the guide cover 8, and the shape of the longitudinal hole 15 is matched with the output end of the electric cylinder 7 and the wire cutting knife 12.

[0036] Wherein, a limiting guide wheel 9 is provided on the outer side of the guide cover 8, and the limiting guide wheel 9 is shaft-fitted on the support frame 1.

[0037] Further, the limiting guide wheel 9 is used to guide the steel wire to improve the stability of movement.

[0038] Working principle: After the steel wire is guided into the transverse hole 16 along the limiting guide wheel 9 and extends out from the other end, then the stepper motor 3 serves as a power source to rotate the lead screw 2, and the nut block 6 converts the rotational motion into a linear motion and slides on its guide rail 5, thereby adjusting the position of the wire cutting knife 12. The cutting of the steel wire is realized by driving the wire cutting knife 12 to move downward by the electric cylinder 7. The cut steel wire can be manually taken to conduct a tensile test on it.

[0039] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a mechanical connection or an electrical connection, or it can be the communication inside two elements. It can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific circumstances.

[0040] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A small-sized bead wire cutting device, characterized in that: include: A support frame (1), wherein a screw rod (2) is arranged in the middle of the support frame (1), a nut seat (6) is matched on the screw rod (2), an electric cylinder (7) is arranged on the nut seat (6), a wire cutter (12) is arranged at the output end of the electric cylinder (7), a guide cover (8) is arranged below the electric cylinder (7), and the wire cutter (12) extends into the guide cover (8); The guide cover (8) is laterally provided with a transverse hole (16) for guiding the steel wire.

2. A small-sized bead wire cutting device according to claim 1, characterized in that: Guide rails (5) are arranged above and below the screw rod (2), and the guide rails (5) are fixed on the support frame (1). The nut seat (6) is provided with a threaded hole (11) corresponding to the screw rod (2), and the nut seat (6) is provided with a slide groove (10) corresponding to the guide rail (5).

3. The small-sized bead wire cutting device according to claim 1, characterized in that: One end of the screw rod (2) is matched with a stepper motor (3), and the other end extends into the shaft seat (4). A coupling is provided at the output end of the stepper motor (3), and the stepper motor (3) is matched with the screw rod (2) via the coupling.

4. The small-sized bead wire cutting device according to claim 1, characterized in that: The output end of the electric cylinder (7) is provided with a straight slot, the wire cutter (12) is inserted into the straight slot, a positioning hole (13) is provided on the output end of the electric cylinder (7), and a fastening component (14) for fixing the wire cutter (12) is provided in the positioning hole (13).

5. A small-sized bead wire cutting device according to claim 4, characterized in that: The fastening assembly (14) comprises a fastening bolt and a nut, and the wire cutter (12) is provided with an insertion hole corresponding to the fastening bolt.

6. The small-sized bead wire cutting device according to claim 1, characterized in that: The top of the guide cover (8) is provided with a longitudinal hole (15), and the shape of the longitudinal hole (15) matches the output end of the electric cylinder (7) and the wire cutter (12).

7. The small-sized bead wire cutting device according to claim 1, characterized in that: A position-limiting guide wheel (9) is arranged outside the guide cover (8), and the axis of the position-limiting guide wheel (9) is engaged with the support frame (1).

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