Automatic centering preform hanging device

Abstract

The utility model discloses an automatic centering preform rod hanging device which comprises a rod hanging mechanism, a first magnetic suspension electromagnet group, a second magnetic suspension electromagnet group, a first self-aligning electromagnet group, a second self-aligning electromagnet group, a plurality of electromagnet brackets and a plurality of lifting mechanisms, the second magnetic suspension electromagnet set is fixed to one ends of the electromagnet supports and located below the first magnetic suspension electromagnet set, the first self-aligning electromagnet set is arranged on the side face of the rod hanging mechanism, and the second self-aligning electromagnet set is fixed to one ends of the electromagnet supports and arranged opposite to the first self-aligning electromagnet set. The electromagnet support is arranged on the lifting mechanism and driven by the lifting mechanism to ascend and descend. Only the voltage of the electromagnet needs to be adjusted, and operation is more convenient and faster.

Description

Technical Field

[0001] The utility model relates to a preform rod hanging device, in particular to an automatic centering preform rod hanging device, belonging to the technical field of optical fiber production. Background Art

[0002] Optical fiber manufacturing is a core part of modern communication technology. It involves drawing prefabricated optical fiber rods into fine fibers through precision equipment. In this process, the rod hanging device plays a vital role. It is responsible for stabilizing and guiding the optical fiber preform rods into the drawing furnace.

[0003] Existing rod hanging devices are inefficient in handling the hanging rods and are prone to tilting, resulting in production interruptions and output losses.

[0004] In addition, the current rod hanging device mainly adopts a mechanical adjustment structure. When adjusting the preform rod alignment, it often requires manual operation and repeated adjustment by naked eye observation, which is not only time-consuming and labor-intensive, but also increases production costs. In high-speed and large-scale optical fiber production lines, this inefficient and inflexible rod hanging device has become a major obstacle to improving production efficiency and reducing costs. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide an automatically centered prefabricated rod hanging device to realize the rapid adjustment of the centering of the rod hanging device.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] The invention discloses an automatically centered preform rod hanging device, comprising a rod hanging mechanism, a first magnetic suspension electromagnet group, a second magnetic suspension electromagnet group, a first centering electromagnet group, a second centering electromagnet group, a plurality of electromagnet brackets and a plurality of lifting mechanisms, wherein the first magnetic suspension electromagnet group is arranged at the upper end of the rod hanging mechanism, the second magnetic suspension electromagnet group is fixed at one end of the plurality of electromagnet brackets and is located below the first magnetic suspension electromagnet group, the first centering electromagnet group is arranged at the side of the rod hanging mechanism, the second centering electromagnet group is fixed at one end of the plurality of electromagnet brackets and is arranged opposite to the first centering electromagnet group, and the electromagnet bracket is arranged on the lifting mechanism and driven to rise and fall by the lifting mechanism.

[0008] Furthermore, the rod hanging mechanism comprises a rod hanging body bracket and a flange structure, wherein the flange structure is horizontally fixed to the upper end of the rod hanging body bracket and the four peripheral edges of the flange structure protrude from the side of the rod hanging body bracket.

[0009] Furthermore, a cavity matching the upper end of the preform rod is formed at the lower end of the rod hanging body bracket, and the upper end of the preform rod is arranged in the cavity at the lower end of the rod hanging body bracket and is locked and fixed by a clamp.

[0010] Furthermore, the first magnetic levitation electromagnet group is composed of three first magnetic levitation electromagnet blocks, and the three first magnetic levitation electromagnet blocks are fixed to the outer edge of the flange structure and are evenly spaced along the circumference of the flange structure.

[0011] Furthermore, the second magnetic levitation electromagnet group is composed of three second magnetic levitation electromagnet blocks, the three electromagnet brackets are respectively arranged along the radial direction of the flange structure and the three electromagnet brackets are equally spaced along the circumferential direction of the flange structure, and the three second levitation electromagnets are respectively fixed one-to-one on the upper side of one end of the three electromagnet brackets close to the flange structure, and the lower magnetic pole of the first magnetic levitation electromagnet is the same as the upper magnetic pole of the second magnetic levitation electromagnet block.

[0012] Furthermore, the first centering electromagnet group is composed of three first centering electromagnet blocks, which are fixed on the side of the hanging rod main body bracket and are evenly spaced along the circumferential direction of the hanging rod main body bracket.

[0013] Furthermore, the second aligning electromagnet group is composed of three second aligning electromagnet blocks, which are fixed one-to-one on the end face of three electromagnet brackets close to one end of the flange structure, and the magnetic poles of the first aligning electromagnet block and the second aligning electromagnet block on the opposite side are the same.

[0014] Furthermore, the lifting mechanism adopts a screw mechanism, and the three lifting mechanisms are arranged in the vertical direction and distributed at equal intervals along the circumferential direction of the flange structure.

[0015] Compared with the prior art, the utility model has the following advantages and effects: the utility model adopts the magnetic force adjustment of two groups of magnetic levitation electromagnet groups to adjust the verticality of the hanging rod device, and realizes the concentricity adjustment of the hanging rod device and the wire drawing machine through the magnetic force adjustment of two groups of self-aligning electromagnet groups. Compared with the traditional mechanical adjustment equipment that requires repeated manual adjustment, the utility model only needs to adjust the electromagnet voltage, and the operation is more convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of an automatic centering prefabricated rod hanging device of the utility model.

[0017] Figure 2 It is a partial schematic diagram of an automatic centering preform rod hanging device of the utility model. DETAILED DESCRIPTION

[0018] In order to elaborate on the technical scheme adopted by the utility model to achieve the predetermined technical purpose, the technical scheme in the embodiment of the utility model will be clearly and completely described in combination with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a partial embodiment of the utility model, not all of the embodiments, and the technical means or technical features in the embodiment of the utility model can be replaced without paying creative labor. The utility model will be described in detail with reference to the drawings and in combination with the embodiments.

[0019] like Figure 1 and Figure 2 As shown, an automatic centering preform rod hanging device of the utility model comprises a rod hanging mechanism 1, a first magnetic levitation electromagnet group 2, a second magnetic levitation electromagnet group 3, a first centering electromagnet group 4, a second centering electromagnet group 5, a plurality of electromagnet brackets 6 and a plurality of lifting mechanisms 7, wherein the first magnetic levitation electromagnet group 2 is arranged at the upper end of the rod hanging mechanism 1, the second magnetic levitation electromagnet group 3 is fixed to one end of the plurality of electromagnet brackets 6 and is located below the first magnetic levitation electromagnet group 2, the first centering electromagnet group 4 is arranged on the side of the rod hanging mechanism 1, the second centering electromagnet group 5 is fixed to one end of the plurality of electromagnet brackets 6 and is arranged opposite to the first centering electromagnet group 4, and the electromagnet bracket 6 is arranged on the lifting mechanism 7 and is driven to rise and fall by the lifting mechanism 7.

[0020] like Figure 2 As shown, the rod hanging mechanism 1 includes a rod hanging main body bracket 8 and a flange structure 9. The rod hanging main body bracket 8 is a vertically arranged cylindrical structure. The flange structure 9 is horizontally fixed to the upper end of the rod hanging main body bracket 8 and the four edges of the flange structure 9 protrude from the side of the rod hanging main body bracket 8.

[0021] The lower end of the rod hanging main support 8 is provided with a cavity matching the upper end of the preform rod 10 , and the upper end of the preform rod 10 is arranged in the lower end cavity of the rod hanging main support 8 and is locked and fixed by a clamp 11 .

[0022] The first magnetic levitation electromagnet group 2 is composed of three first magnetic levitation electromagnet blocks 12, which are fixed to the outer edge of the flange structure 9 and are evenly spaced along the circumference of the flange structure 9. Specifically, the first magnetic levitation electromagnet block 12 is an arc-shaped bar magnet block, and an electromagnet groove matching the first magnetic levitation electromagnet block 12 is provided on the outer edge of the flange structure 9, and the first magnetic levitation electromagnet block 12 is embedded in the electromagnet groove of the flange structure 9.

[0023] The second magnetic levitation electromagnet group 3 is composed of three second magnetic levitation electromagnet blocks 13, three electromagnet brackets 6 are respectively arranged along the radial direction of the flange structure 9 and the three electromagnet brackets 6 are evenly spaced along the circumferential direction of the flange structure 9, and the three second levitation electromagnets 13 are respectively fixed one-to-one on the upper side of one end of the three electromagnet brackets 6 close to the flange structure 9, and the lower magnetic pole of the first magnetic levitation electromagnet 12 is the same as the upper magnetic pole of the second magnetic levitation electromagnet block 13.

[0024] During adjustment, observe the inclination of the scraper device with respect to the vertical direction, and then adjust the voltages of the three groups of first magnetic suspension electromagnet blocks 12 and second magnetic suspension electromagnet blocks 13 respectively, and adjust the hanging rod device to be parallel to the vertical direction.

[0025] The first centering electromagnet group 4 is composed of three first centering electromagnet blocks 14 . The three first centering electromagnet blocks 14 are fixed to the side of the hanging rod main body bracket 8 and are evenly spaced along the circumferential direction of the hanging rod main body bracket 8 .

[0026] The second aligning electromagnet group 5 is composed of three second aligning electromagnet blocks 15, which are fixed one-to-one on the end faces of three electromagnet brackets 6 close to the flange structure 9, and the magnetic poles of the first aligning electromagnet block 14 and the second aligning electromagnet block 15 on the opposite side are the same.

[0027] During adjustment, observe the concentricity of the scraper device and the wire drawing machine, then adjust the voltages of the three groups of first centering electromagnet blocks 14 and second centering electromagnet blocks 15 respectively, and adjust the rod hanging device to make it concentric with the wire drawing machine.

[0028] The lifting mechanism 7 adopts a screw mechanism, and three lifting mechanisms 7 are arranged in the vertical direction and are distributed at equal intervals along the circumferential direction of the flange structure 9.

[0029] The utility model adopts the magnetic force adjustment of two groups of magnetic levitation electromagnet groups to adjust the verticality of the hanging rod device, and realizes the concentricity adjustment of the hanging rod device and the wire drawing machine through the magnetic force adjustment of two groups of self-aligning electromagnet groups. Compared with the traditional mechanical adjustment equipment that requires repeated manual adjustment, the utility model only needs to adjust the electromagnet voltage, and the operation is more convenient and quick.

[0030] Moreover, the utility model only needs to adjust the voltage of the electromagnet, and can directly establish a connection with the PLC of the wire drawing machine to directly perform automatic control through the PLC, thereby facilitating full automation of automatic centering of the preform rod hanging device.

[0031] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technician familiar with the profession can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent replacement and improvement of the above embodiments made according to the technical essence of the present invention, within the spirit and principles of the present invention, without departing from the content of the technical solution of the present invention, still fall within the protection scope of the technical solution of the present invention.

Claims

1. An automatic centering preform rod hanging device, characterized in that: It comprises a rod hanging mechanism, a first magnetic levitation electromagnet group, a second magnetic levitation electromagnet group, a first centering electromagnet group, a second centering electromagnet group, a plurality of electromagnet brackets and a plurality of lifting mechanisms, wherein the first magnetic levitation electromagnet group is arranged at the upper end of the rod hanging mechanism, the second magnetic levitation electromagnet group is fixed to one end of the plurality of electromagnet brackets and is located below the first magnetic levitation electromagnet group, the first centering electromagnet group is arranged on the side of the rod hanging mechanism, the second centering electromagnet group is fixed to one end of the plurality of electromagnet brackets and is arranged opposite to the first centering electromagnet group, and the electromagnet bracket is arranged on the lifting mechanism and driven to rise and fall by the lifting mechanism.

2. The automatic centering preform rod hanging device according to claim 1, characterized in that: The rod hanging mechanism comprises a rod hanging main body bracket and a flange structure, wherein the flange structure is horizontally fixed on the upper end of the rod hanging main body bracket and the four peripheral edges of the flange structure protrude from the side of the rod hanging main body bracket.

3. The automatic centering preform rod hanging device according to claim 2 is characterized in that: The lower end of the rod hanging main body bracket is provided with a cavity matching the upper end of the preform rod, and the upper end of the preform rod is arranged in the lower end cavity of the rod hanging main body bracket and is locked and fixed by a clamp.

4. The automatic centering preform rod hanging device according to claim 2, characterized in that: The first magnetic levitation electromagnet group is composed of three first magnetic levitation electromagnet blocks, which are fixed to the outer edge of the flange structure and are evenly spaced along the circumference of the flange structure.

5. The automatic centering preform rod hanging device according to claim 4, characterized in that: The second magnetic levitation electromagnet group is composed of three second magnetic levitation electromagnet blocks, three electromagnet brackets are respectively arranged along the radial direction of the flange structure and the three electromagnet brackets are evenly spaced along the circumferential direction of the flange structure, and the three second levitation electromagnets are respectively fixed one-to-one on the upper side of one end of the three electromagnet brackets close to the flange structure, and the lower magnetic pole of the first magnetic levitation electromagnet is the same as the upper magnetic pole of the second magnetic levitation electromagnet block.

6. The automatic centering preform rod hanging device according to claim 5, characterized in that: The first centering electromagnet group is composed of three first centering electromagnet blocks, which are fixed on the side of the hanging rod main body bracket and are evenly spaced along the circumferential direction of the hanging rod main body bracket.

7. The automatic centering preform rod hanging device according to claim 6, characterized in that: The second aligning electromagnet group is composed of three second aligning electromagnet blocks, which are fixed one-to-one on the end face of three electromagnet brackets close to one end of the flange structure, and the magnetic poles of the first aligning electromagnet block and the second aligning electromagnet block on the opposite side are the same.

8. The automatic centering preform rod hanging device according to claim 5, characterized in that: The lifting mechanism adopts a screw mechanism, and the three lifting mechanisms are arranged in the vertical direction and are distributed at equal intervals along the circumferential direction of the flange structure.

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