阅读说明：本技术 一种锭子结构及具有该锭子结构的锭子架 (Spindle structure and spindle rack with same ) 是由 李正杰 于 2019-11-11 设计创作，主要内容包括：本发明提供一种锭子结构,包括可跟随中心轴转动的转动辊、设置在所述中心轴一端且用于支撑所述中心轴的支撑座以及设置在所述支撑座上的第一支撑杆,还包括驱动所述中心轴转动的驱动机构以及设置在所述第一支撑杆上的张力器,所述张力器具有阻尼可调的转动轴,所述驱动机构通过控制所述中心轴的转动速度,和/或所述张力器通过控制所述转动轴的转动速度,使得经所述转动轴导出的线状物具有稳定的张力,本发明还提供一种具有上述锭子结构的锭子架,由此,能够精确控制锭子结构的张力,且结构简单,成本较低。(The invention provides a spindle structure, which comprises a rotating roller capable of rotating along with a central shaft, a supporting seat arranged at one end of the central shaft and used for supporting the central shaft, a first supporting rod arranged on the supporting seat, a driving mechanism for driving the central shaft to rotate, and a tensioner arranged on the first supporting rod, wherein the tensioner is provided with a rotating shaft with adjustable damping, and the driving mechanism controls the rotating speed of the central shaft and/or the tensioner controls the rotating speed of the rotating shaft, so that a linear object led out through the rotating shaft has stable tension.)

1. A spindle structure comprises a rotating roller capable of rotating along with a central shaft, a supporting seat arranged at one end of the central shaft and used for supporting the central shaft, and a first supporting rod arranged on the supporting seat, and is characterized in that: still including the drive center pin pivoted actuating mechanism and setting are in tensioner on the first bracing piece, tensioner has damping adjustable axis of rotation, actuating mechanism is through control the slew velocity of center pin, and/or tensioner is through control the slew velocity of axis of rotation makes the warp the threadlike substance that the axis of rotation was derived has stable tension.

2. The spindle structure of claim 1, wherein said driving mechanism includes a driving motor disposed on said supporting base, and a transmission mechanism disposed at a driving end of said driving motor, said transmission mechanism being driven by said driving motor to rotate said central shaft.

3. The spindle structure of claim 1, wherein said tensioner is a permanent magnet hysteresis.

4. The spindle structure according to claim 1, wherein said rotating shaft is sleeved with a rotating wheel, and the outer peripheral wall of said rotating wheel is provided with a groove.

5. The spindle structure according to claim 4, wherein said rotating wheel is made of rubber.

6. The spindle structure of claim 1, further comprising a base disposed on said support base and a second support bar pivotally disposed on said base, said second support bar including a cam portion and a bar portion, a distal end of said bar portion being provided with a guide roller.

7. The spindle structure of claim 6, further comprising a sensor disposed on said base for detecting a distance of said sensor relative to said cam portion of said second support bar.

8. The spindle structure of claim 7, wherein said drive mechanism further comprises a controller, said sensor being electrically connected to said controller for controlling the rotational speed and frequency of said central shaft.

9. A spindle carrier, characterized by: comprising a body and a spindle arrangement as claimed in any one of claims 1 to 8, a plurality of said spindle arrangements being mounted on said body at spaced intervals up and down and horizontally.

10. The spindle carrier of claim 9, further comprising a lifting mechanism, the body being disposed at a drive end of the lifting mechanism, the lifting mechanism being configured to lift the body and spindle structure.

Technical Field

The invention relates to the field of tire production equipment, in particular to a spindle structure and a spindle frame with the same.

Background

The process of calendering steel wire strips is one of the important processes for manufacturing the steel wire strips, the qualified steel wire cord coil passes through a spindle device, is guided to a warping roller and a pressure roller with corresponding densities under the control of the tension of the steel wire cord coil, and then forms the steel wire strips with certain densities with corresponding banburying glue under the calendering of a calender.

As shown in fig. 1, the existing spindle device includes a spindle shaft 21 capable of freely rotating, a control arm 22, a brake pad 23 and a cylinder 24, a wire coil is wound on the spindle shaft 21, the wire is led out through a guide roller on the control arm 22 after being unreeled, in the process, the control arm is driven to move towards the spindle shaft 21 to drive the brake pad 23 to be loosened, the spindle shaft 21 rotates and drives the wire to unreel, meanwhile, a cylinder rod 241 of the cylinder 24 extends to overcome resistance, the cylinder rod 241 extends to drive the brake pad 23 to move towards the spindle shaft 21 to generate friction resistance, so that the spindle shaft 21 stops rotating, the wire thus led out has certain tension, but as the spindle shaft passively rotates, in most cases, the spindle devices are multiple groups of synchronous rotation, so that the wires led out by different groups of spindle devices can generate differences, and the wire tension uniformity is poor, the thickness of the steel wire is inconsistent, the phenomena of head warping, angle emergence and folding occur, and the quality of the rubber cutting process is directly influenced.

Disclosure of Invention

The invention aims to provide a spindle structure and a spindle frame with the same, which can output a thread with stable tension so as to solve the problems.

The technical scheme of the invention is realized as follows: the invention provides a spindle structure, which comprises a rotating roller capable of rotating along with a central shaft, a supporting seat arranged at one end of the central shaft and used for supporting the central shaft, a first supporting rod arranged on the supporting seat, a driving mechanism for driving the central shaft to rotate, and a tensioner arranged on the first supporting rod, wherein the tensioner is provided with a rotating shaft with adjustable damping, and the driving mechanism controls the rotating speed of the central shaft and/or the tensioner controls the rotating speed of the rotating shaft, so that a linear object led out through the rotating shaft has stable tension.

Furthermore, the driving mechanism comprises a driving motor arranged on the supporting seat and a transmission mechanism arranged at the driving end of the driving motor, and the transmission mechanism can drive the central shaft to rotate under the driving of the driving motor.

Further, the tensioner is a permanent magnet hysteresis.

Further, the rotating wheel is sleeved on the rotating shaft, and a groove is formed in the peripheral wall of the rotating wheel.

Further, the rotating wheel is made of rubber.

Further, the spindle structure further comprises a base arranged on the supporting seat and a second supporting rod arranged on the base in a pivoting mode, the second supporting rod comprises a cam portion and a rod portion, and a guide roller is arranged at the tail end of the rod portion.

Further, the spindle structure further comprises a sensor arranged on the base and used for detecting the relative distance between the sensor and the cam part of the second supporting rod.

Further, the driving mechanism further comprises a controller, and the sensor is electrically connected with the controller and used for controlling the rotating speed and the frequency of the central shaft.

The invention also provides a spindle frame which comprises a body and the spindle structures, wherein the spindle structures are vertically and horizontally arranged on the body at intervals.

Further, the spindle rack further comprises a lifting mechanism, the body is arranged at the driving end of the lifting mechanism, and the lifting mechanism is used for lifting the body and the spindle structure.

By adopting the technical scheme, the invention has the beneficial effects that: the spindle frame is composed of a plurality of spindle structures, each spindle structure comprises a driving mechanism and a tensioner, the tensioner is used for driving a central shaft, the tensioner is provided with a rotating shaft with adjustable damping, a linear material coil sleeved on the central shaft is released and guided out by the tensioner, the driving mechanism controls the rotating speed of the central shaft and/or the tensioner controls the rotating speed of the rotating shaft, so that the linear material guided out by the rotating shaft has stable tension, the plurality of spindle structures can synchronously output the same tension, steel wires output by the plurality of spindle structures have the same uniformity, the thickness of a strip of the steel wires after being coated with glue is ensured, the phenomena of head warping, angle emergence and folding are avoided, and the yield of the strip after being manufactured is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of a conventional spindle structure.

Fig. 2 is a perspective view of the spindle stand of the present invention.

Fig. 3 is a perspective view of the spindle structure of the present invention.

Fig. 4 is a perspective view from another angle of the spindle structure of the present invention.

Fig. 5 is a side view of the spindle structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 2-5, a spindle carrier 100 for storing and rotationally releasing rolls of wire material is disclosed. In this embodiment, the wire coil is a wire coil. The spindle rack 100 comprises a lifting mechanism 1, a body 2 arranged at the driving end of the lifting mechanism 1 and a spindle structure 3 arranged on the same side of the body 2. The lifting mechanism 1 is preferably a cylinder, the body 2 being mounted at the drive end of the cylinder rod of the cylinder. The lifting mechanism 1 can drive the body 2 and the spindle structure 3 to move up and down, and can replace workers to carry up and down, so that the labor intensity of the workers is reduced. The spindle structures 3 are arranged at intervals up and down and horizontally, in the embodiment, five groups of spindle structures 3 are arranged at intervals horizontally to form a row of spindle structure groups, and four rows of spindle structure groups are arranged at intervals up and down. The same side of each spindle structure 3 is fixed on the body through a supporting seat 30, and a coil is sleeved on a rotating roller 32 of each spindle structure 3.

The spindle structure 3 includes a central shaft 31 with one end fixed in the supporting seat 30, a rotating roller 32 disposed on the central shaft 31 and capable of rotating along with the central shaft 31, a driving mechanism 33 for driving the central shaft 31 to rotate, a guide roller 34 disposed on the lower side of the rotating roller 32, and a tension device 35 disposed on the upper side of the rotating roller 32. When the material roll sleeved on the rotating roller 32 is released, the material roll is sequentially wound around the peripheries of the guide roller 34 and the tensioner 35 and then is conducted to a discharge port of a downstream extruder for coating the surface of the material roll with glue. The above-mentioned components of the spindle arrangement 3 are described in detail below.

The center shaft 31 is connected to the rotating roller 32 by a key so that the rotating roller 32 can follow the center shaft 31 to rotate. The turning roller 32 is preferably a spool.

The driving mechanism 33 includes a driving motor 331 disposed on the supporting base 30, a transmission mechanism 332 disposed at a driving end of the driving motor 331, and a controller, wherein the transmission mechanism 332 can drive the central shaft 31 to rotate under the driving of the driving motor 331. Specifically, the transmission mechanism 332 is composed of two synchronizing wheels and a transmission belt, wherein one synchronizing wheel is arranged on a motor shaft of the driving motor, the other synchronizing wheel is sleeved on the central shaft 31, and the transmission belt is connected with the two synchronizing wheels, so that the driving motor drives the central shaft 31 to rotate. The controller is used to control the rotational speed and frequency of the drive motor 331.

The spindle structure 3 further includes a second supporting rod 341 pivotally disposed at the lower half of the supporting seat 30 and extending obliquely downward, a guide roller 34 is disposed at one end of the second supporting rod 341, and an end surface of the guide roller 34 is parallel to an end surface of the rotating roller 32. The released material belt winds downwards through the guide roller 34 and is transmitted to the tensioner 35 in an upward inclined mode, when the downstream process needs to continue feeding and pulls the material belt to be transmitted forwards, the second support rod 341 is driven to lift upwards to rotate, when the material belt stops feeding in stages, the released material belt is loose, the second support rod 341 falls back under the action of gravity, and the material belt has certain tension again.

Specifically, the spindle structure 3 further includes a base 343 disposed on the support base 30 and a proximity switch 342 disposed on the base 343. The second support rod 341 is pivotally disposed on the base 343, the second support rod 341 includes a cam portion 3411 and a rod portion 3412, the cam portion 3411 is pivoted on a rotating shaft on the base 343, and the guide roller 34 is disposed at an end of the rod portion 3412.

The proximity switch 342 is disposed beside the base 343 through a connecting plate and directly opposite the cam portion 3411. When the cam 3411 is rotated, the distance of the outer peripheral wall of the cam from the switch 342 is also changed. The proximity switch 342 is electrically connected to the controller, and is configured to detect a relative distance between the proximity switch 342 and the cam 3411 of the second supporting rod 341, and transmit the detected distance to the controller, and the controller obtains a rotation angle of the cam 3411 of the second supporting rod 341 according to the calculation, and controls a rotation speed or start and stop of the driving motor 331.

When the released thread is pulled around the guide roller 34, the second support rod 341 can be driven to lift upwards to rotate, the relative distance between the proximity switch 342 and the circumferential surface of one end of the second support rod 341 is increased, the proximity switch 342 can detect the relative distance between the proximity switch 342 and the circumferential surface of one end of the second support rod 341 and send a command to the controller, the controller controls the rotating speed of the driving motor 331 to be increased, so that the tension of the released thread is reduced, the second support rod 341 falls back to a normal position under the influence of gravity, the relative distance between the proximity switch 342 and the circumferential surface of one end of the second support rod 341 is in a reasonable range, and sends a command to the controller, and the controller controls the rotating speed of the driving motor 331 to return to the normal rotating speed, so that the thread has.

The spindle structure 3 further includes a first support bar 351 disposed on the support base 30, and the first support bar 351 is located at the upper half portion of the support base 30 and extends upward. The first support bar 351 includes a first sub-support bar 3511 extending in a radial direction of the rotating roller 32 and a second sub-support bar 3512 perpendicular to the first sub-support bar 3511 and parallel to the central axis. A tensioner 35 is provided on the second branch support rod 3512,

the tensioner 35 has a rotation axis 353 with adjustable resistance, in this embodiment the tensioner 35 is a permanent magnet hysteresis, type MTB-07, where the principle of the tensioner 35 is prior art and will not be described in detail here.

The rotating shaft 353 is sleeved with a rotating wheel 352, a groove (not numbered) is formed in the outer peripheral wall of the rotating wheel 352, and the thread output by the guide roller 34 winds around the outer peripheral wall of the rotating wheel 352 and can be positioned by the groove. The rotating wheel 352 is made of rubber to reduce friction against the thread.

In summary, the spindle rack 100 of the present invention is composed of a plurality of spindle structures 3, each spindle structure 3 includes a driving mechanism 33 for driving the central shaft 31, a guide roller 34 and a tension device 35, the tension device 35 has a rotation shaft 353 with adjustable damping, the material roll sleeved on the central shaft 31 is released and guided out through the guide roller 34 and the tension device 35, the driving mechanism 33 controls the rotation speed of the central shaft 31, and/or the tension tool 35 controls the rotation speed of the rotation shaft 353 so that the thread led out through the central shaft 31 and the rotation shaft 353 has a stable tension, and thus, the synchronous output of the same tension by the spindle structures 3 can be ensured, the threads output by the spindle structures 3 have consistent uniformity, the strip thickness of the threads coated with glue is ensured, the phenomena of head warping, angle emergence and folding are avoided, and the yield of the strips after manufacture is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.