阅读说明：本技术 一种轻量化吐丝头及一种单轴承支撑吐丝机 (Light-weight spinning head and single-bearing support spinning machine ) 是由 穆杨 陈莹卷 周民 于 2021-01-26 设计创作，主要内容包括：本发明涉及一种轻量化吐丝头及一种单轴承支撑吐丝机,属于冶金装备技术领域。吐丝头包括共轴设置的线导板、吐丝盘支撑及吐丝盘固定块,线导板、吐丝盘支撑及吐丝盘固定块依次连接,吐丝盘固定块上可拆卸设置有后配重块,后配重块到吐丝盘固定块轴线的距离大于吐丝盘支撑的半径。吐丝机包括轻量化转子,轻量化转子包括空心轴及如上的轻量化吐丝头,轻量化吐丝头的吐丝盘固定块共轴连接在空心轴的大端上,轻量化转子仅在空心轴的大端配置1个转动轴承进行径向支撑。本发明取消转子空心轴大端小轴承和相应的氮气弹簧减振机构,只需采用一个轴承支撑即可保证转子的平稳运转,结构更加简单,维护方便,有效降低设备成本。(The invention relates to a light-weight spinning head and a single-bearing support spinning machine, and belongs to the technical field of metallurgical equipment. The spinning head comprises a coaxially arranged line guide plate, a spinning disc support and a spinning disc fixing block, the line guide plate, the spinning disc support and the spinning disc fixing block are sequentially connected, a rear balancing weight is detachably arranged on the spinning disc fixing block, and the distance from the rear balancing weight to the axis of the spinning disc fixing block is larger than the radius supported by the spinning disc. The spinning machine comprises a light-weight rotor, the light-weight rotor comprises a hollow shaft and the light-weight spinning head, a spinning disc fixing block of the light-weight spinning head is coaxially connected to the large end of the hollow shaft, and the light-weight rotor is only provided with 1 rotating bearing at the large end of the hollow shaft for radial support. The invention cancels the small bearing at the large end of the rotor hollow shaft and the corresponding nitrogen spring damping mechanism, can ensure the stable operation of the rotor by only adopting one bearing support, has simpler structure and convenient maintenance, and effectively reduces the equipment cost.)

1. The utility model provides a lightweight laying head, supports and laying head fixed block including coaxial line baffle, the laying head dish that sets up, the line baffle the laying head dish supports and the laying head dish fixed block connects gradually its characterized in that: the spinning disc fixing block is detachably provided with a rear balancing weight, and the distance from the rear balancing weight to the axis of the spinning disc fixing block is larger than the radius supported by the spinning disc.

2. A light-weight laying head according to claim 1, characterized in that: the wire guide plate comprises two guide plates and two guide plates, wherein the two guide plates are respectively arranged on two sides of the guide groove.

3. A light-weight laying head according to claim 2, characterized in that: the baffle contains a plurality of subblock, a plurality of the subblock is followed the extending direction of guide slot can be dismantled the concatenation setting in proper order and be in on the guide slot.

4. A light-weight laying head according to claim 2, characterized in that: the wire guide plate further comprises a guide groove supporting plate, the guide groove supporting plate is arranged between the guide groove and the spinning disc support, and the guide groove is connected to the spinning disc support through the guide groove supporting plate.

5. A light-weight laying head according to claim 4, characterized in that: the guide groove supporting plate is connected with the guide groove in a welding mode.

6. A light-weight laying head according to claim 4, characterized in that: the guide slot backup pad is provided with preceding balancing weight, preceding balancing weight to the distance of laying head support axis is greater than the radius that the laying head supported.

7. A light-weight laying head according to claim 6, characterized in that: the guide groove supporting plate is provided with a hollow convex table surface, and the front balancing weight is arranged on the hollow convex table surface.

8. A light-weight laying head according to claim 1, characterized in that: the spinning disc fixing block is disc-shaped, and the rear balancing weight is arranged on the outer circular surface of the spinning disc fixing block.

9. A light-weight laying head according to claim 1, characterized in that: the wire guide plate, the spinning disc support and the spinning disc fixing block are connected in a welding mode respectively.

10. The utility model provides a single bearing supports laying head which characterized in that: comprising a lightweight rotor comprising a hollow shaft and a lightweight laying head according to any of claims 1-9, the laying head having a laying head mounting block coaxially attached to the large end of the hollow shaft, the lightweight rotor being provided with 1 rotary bearing at the large end of the hollow shaft for radial support.

Technical Field

The invention belongs to the technical field of metallurgical equipment, relates to a looping device for enabling a wire rod which moves linearly at a high speed to form a circular coil, and particularly relates to a light-weight laying head and a single-bearing support laying head.

Background

As shown in fig. 5, the laying head is one of the core devices in a high-speed wire rod production line set, and functions to bend a continuous linear rolled material passing through the interior thereof into a circular rolled material ring for transportation and use. The rotary part of the laying head mainly comprises a rotor, a laying head and a rotary pipe 7, wherein the rotary pipe 7 is arranged in the rotor, the laying head is fixed on the rotor by adopting a cantilever type structure, and the motor drives the rotor to rotate around the shaft of the rotor through the transmission of a pair of bevel gears. The rotor part of the spinning head for realizing the looping function in the spinning machine has an asymmetric rotary structure, so that the rotor quality is about 1800kg, the maximum working speed of the rotor needs to reach 2100rpm, and the requirement on the whole rotor support is high. Aiming at the condition that the rotor of the spinning machine has large mass and high running speed, the bearing support commonly adopted by the existing spinning machine is that a large group of rolling bearings with different clearances and a small group of rolling bearings with different clearances are arranged at the large end of a hollow shaft to play a role of radial support, a bearing seat of a small bearing is flexibly installed, and a set of damping or spring damping mechanism is additionally arranged on the bearing seat to absorb the vibration energy of the spinning head during high-speed rotation, so that the aim of reducing the vibration is fulfilled. The structure puts very strict requirements on the play of the bearing, the processing precision and the installation precision of the spinning head rotor and the box body, and the like, if the installation and the adjustment are not in place, the vibration impact of the spinning head rotor is likely to act on one bearing, and the other bearing idles, so that the vibration of the spinning machine cannot be reduced, and the service life of the bearing is shortened.

Disclosure of Invention

In view of the above, the present invention provides a light-weight laying head and a single-bearing support laying head, which can eliminate a small bearing at the large end of a rotor hollow shaft and a corresponding nitrogen spring damping mechanism, and can ensure the stable operation of a rotor by only using one bearing support, and have the advantages of simpler structure, convenient maintenance and effective reduction of equipment cost.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a lightweight spinning head, supports and spinning dish fixed block including coaxial line baffle, the spinning dish that sets up, the line baffle the spinning dish supports and the spinning dish fixed block connects gradually, can dismantle on the spinning dish fixed block and be provided with the back balancing weight, the back balancing weight arrives the distance of spinning dish fixed block axis is greater than the radius that the spinning dish supported.

Optionally, the number of the wire guide plates is two, and the two guide plates are respectively arranged on two sides of the guide groove.

Optionally, the guide plate includes a plurality of subblocks, and a plurality of subblocks are along the extending direction of guide slot is in proper order can dismantle the concatenation setting and be in on the guide slot.

Optionally, the wire guide further comprises a guide groove support plate, the guide groove support plate is disposed between the guide groove and the laying plate support, and the guide groove is connected to the laying plate support through the guide groove support plate.

Optionally, the guide groove support plate is welded to the guide groove.

Optionally, the guide groove support plate is provided with a front balancing weight, and a distance from the front balancing weight to the laying plate support axis is greater than a radius supported by the laying plate.

Optionally, a hollow convex table surface is arranged on the guide groove supporting plate, and the front balancing weight is arranged on the hollow convex table surface.

Optionally, the spinning disc fixing block is disc-shaped, and the rear balancing weight is disposed on an outer circumferential surface of the spinning disc fixing block.

Optionally, the wire guide plate, the spinning disc support and the spinning disc fixing block are welded to each other.

A single-bearing support laying head comprises a light-weight rotor, wherein the light-weight rotor comprises a hollow shaft and the light-weight laying head, a laying head fixing block of the light-weight laying head is coaxially connected to the large end of the hollow shaft, and the light-weight rotor is only provided with 1 rotating bearing at the large end of the hollow shaft for radial support.

The invention has the beneficial effects that: through carrying out configuration optimization to the spinning head, accomplish the lightweight design and reach the purpose that reduces the rotor quality, and then realize cancelling rotor hollow shaft main aspects end small bearing and one set of nitrogen spring damping mechanism in addition, only need adopt a bearing to support can guarantee the steady operation of rotor, the structure is simpler, and it is convenient to maintain, effectively reduces equipment cost.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.

Drawings

For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a single-bearing supported laying head construction;

FIG. 2 is a schematic structural view of a lightweight laying head;

FIG. 3 is a cross-sectional view of a lightweight laying head;

FIG. 4 is a schematic view of a wire guide;

fig. 5 is a schematic structural view of a conventional laying head.

Reference numerals: the device comprises a light-weight spinning head 1, a hollow shaft 2, a rotating bearing 3, a line guide plate 4, a spinning disc support 5, a spinning disc fixing block 6, a rotating pipe 7, a front balancing weight 8, a rear balancing weight 9, a small bearing 10, a hollow boss surface 11, a guide groove 12, a guide plate 13, a guide groove support plate 14 and a nitrogen spring damping mechanism 15.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.

Referring to fig. 1, a single-bearing supported spinning machine includes a lightweight rotor, the lightweight rotor includes a hollow shaft 2 and a lightweight spinning head 1, a spinning disk fixing block 6 of the lightweight spinning head 1 is coaxially connected to a large end of the hollow shaft 2, the lightweight rotor is only provided with 1 rotating bearing 33 at the large end of the hollow shaft 2 for radial support, and a small end of the hollow shaft 2 is supported by a rotor composed of two ball bearings. In the present embodiment, the rotary bearing 3 is a roller bearing.

Referring to fig. 2, a light-weight spinning head 1 includes a guide plate 4, a spinning disk support 5 and a spinning disk fixing block 6, which are coaxially disposed, and the guide plate 4, the spinning disk support 5 and the spinning disk fixing block 6 are sequentially welded and connected. The spinning disc fixing block 6 is detachably provided with a rear balancing weight 9, the spinning disc fixing block 6 is disc-shaped, and the rear balancing weight 9 is arranged on the outer circular surface of the spinning disc fixing block 6. The radius of the laying plate fixing block 6 is larger than that of the laying plate support 5, and the distance from the rear balancing weight 9 to the axis of the laying plate fixing block 6 is larger than that of the laying plate support 5.

Referring to fig. 3 to 4, the guide plate 4 includes two guide grooves 12 and two guide plates 13, and the two guide plates 13 are respectively disposed on two sides of the guide grooves 12. The guide plate 13 comprises a plurality of sub-blocks, and the sub-blocks are sequentially detachably spliced on the guide groove 12 along the extending direction of the guide groove 12. Every subblock can dismantle the installation alone, adopts this split type baffle 4 structure, can effectively reduce split type baffle 4 quality, takes place the wearing and tearing back at two baffle 13 simultaneously, can only change the 4 subblocks of worn and torn baffle, reduces maintenance time and cost.

The guide plate 4 further comprises a guide groove support plate 14, the guide groove support plate 14 is arranged between the guide groove 12 and the spinning disc support 5, the guide groove 12 is connected to the spinning disc support 5 through the guide groove support plate 14, and the guide groove support plate 14 is connected with the guide groove 12 in a welding mode. The guide groove supporting plate 14 is provided with a front balancing weight 8, a hollow convex table surface 11 is arranged on the guide groove supporting plate 14, and the front balancing weight 8 is arranged on the hollow convex table surface 11. The distance from the front balancing weight 8 to the axis of the laying plate support 5 is larger than the radius of the laying plate support 5. The hollow boss surface 11 is of a hollow structure, so that the quality of the spinning head is reduced.

Referring to fig. 5, in the current balancing and balancing design of the laying head, the balancing weight block is mainly arranged on the outer surface of the main shaft of the laying head, the rotating diameter is small, the conditions that the weight block has large mass, the balancing angle is limited, balancing is difficult to realize are often generated in the actual balancing process of an industrial field, and the balancing efficiency is low.

In this embodiment, the front balancing weight 8 is disposed on the hollow convex table 11, the rear balancing weight 9 is disposed on the spinning disc fixing block 6, the distance from the front balancing weight 8 and the rear balancing weight 9 to the axis of the spinning disc fixing block 6 is large, the rotating diameter is increased, the balancing weight is made to be small, and the mass of the spinning head is effectively reduced. The front and rear balancing weights 9 are separately arranged, and balancing efficiency is effectively improved. The lightweight spinning head 1 effectively reduces the rotor mass, so the large end of the hollow shaft 2 can be only provided with a single roller bearing to realize radial support, the small bearing 10 at the large end of the hollow shaft 2 of the rotor and a corresponding set of nitrogen spring damping mechanism 15 are eliminated, the structure is simpler, the maintenance is convenient, and the equipment cost is effectively reduced.

Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.