CN214569785U

CN214569785U - Active wire feeding device used in rotating body

Info

Publication number: CN214569785U
Application number: CN202023003950.XU
Authority: CN
Inventors: 倪春晖; 何晓磊
Original assignee: Shanghai Paifeite Machinery Co ltd
Current assignee: Shanghai Paifeite Machinery Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-11-02
Anticipated expiration: 2030-12-14

Abstract

The utility model relates to an initiative wire feeding device for rotating body is interior, initiative wire feeding device passes through PLC controller control, including installing main motor and the main shaft on the equipment bottom plate, the main shaft passes through the main bearing seat and establishes on the equipment bottom plate, the main shaft is connected to main motor's output, the drive spindle rotates, one end at the main shaft is connected with follows the commentaries on classics gas connector, install the ring flange on the other end, the cover is equipped with the collecting ring on the main shaft, install a plurality of unwinding mechanism on the ring flange, be equipped with the invariable mechanism of tension that equals with unwinding mechanism quantity on unwinding mechanism's the outlet wire direction, be equipped with the stranded conductor mouth on the outlet wire direction of invariable mechanism of tension, be equipped with drive mechanism on the outlet wire direction of stranded conductor mouth. The beneficial effects are that: unreel in the rotating body and adopt motor drive, initiatively send out the cable, can prevent the tensile extension and the fracture of cable inner conductor like this.

Description

Active wire feeding device used in rotating body

Technical Field

The utility model relates to a cable production facility technical field, in particular to initiative thread feeding device for in the rotating body.

Background

With the development of industrial technology, the requirement on the production efficiency of cable processing equipment in modern industrial design is higher and higher, and a cable feeding and rotating body mechanism is a key mechanism influencing the efficiency in the cable processing equipment.

At present, most of devices have no motors for unwinding in rotating bodies, and can actively send out cables, but pull all the cables out of each wire coil in a passive mode by using a traction wheel; when equipment starts, or when unreeling the drum is heavier, cause the conductor in the cable tensile very easily, cause the conductor diameter in the cable insulating layer to attenuate, even fracture, influence the quality of final product.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a simple structure's initiative thread feeding device for rotating body is provided.

The technical scheme is as follows,

the active wire feeding device is characterized by comprising a main motor and a main shaft, wherein the main motor and the main shaft are mounted on an equipment bottom plate, the main shaft is arranged on the equipment bottom plate through a main bearing seat frame, the output end of the main motor is connected with the main shaft and drives the main shaft to rotate, one end of the main shaft is connected with a circulating gas connector, the other end of the main shaft is provided with a flange plate, a collecting ring is sleeved on the main shaft, a plurality of unwinding mechanisms are mounted on the flange plate, tension constant mechanisms with the same number as the unwinding mechanisms are arranged in the wire outlet direction of each tension constant mechanism, a wire twisting port is arranged in the wire outlet direction of each tension constant mechanism, and a traction mechanism is arranged in the wire outlet direction of each wire twisting port.

As a further improvement, the number of the unwinding mechanisms is six, and the unwinding mechanisms are uniformly distributed on the disc surface of the flange plate.

As a further improvement, unwinding mechanism includes drum, fixed handle subassembly and fixed drive side subassembly, the drum is installed through the drum mount pad in the quotation of ring flange, the fixed handle subassembly of drum is installed respectively with fixed drive side subassembly the both sides of drum, fixed drive side subassembly includes mounting, synchronous pulley and unwinding motor, the synchronous pulley cover is established on the mounting, unwinding motor pass through the hold-in range with synchronous pulley connects, unwinding motor pass through wireless device with the PLC controller carries out signal transmission.

As a further improvement, an installation axle is installed at the center of ring flange install the invariable mechanism mount pad of tension on the installation axle, the invariable mechanism of tension is installed on the invariable mechanism mount pad of tension, the invariable mechanism of tension includes dancing wheel, fixed line guide pulley, two guiding axles, straight line bearing and cylinder, two guiding axles are installed on the invariable mechanism mount pad of tension, the dancing wheel passes through straight line bearing sets up between two guiding axles, fixed line guide pulley is installed on the invariable mechanism mount pad of tension, be located between two guiding axles, the output of cylinder with straight line bearing connects dancing wheel is last to be connected with position sensor tension sensor is installed to the wire outlet department on the invariable mechanism mount pad of tension, cylinder, a, And the position sensor and the tension sensor are in signal transmission with the PLC through a wireless device.

As a further improvement, the traction mechanism comprises a traction motor, a traction reduction box and two traction wheels, the two traction wheels are connected together through a connecting piece, and the output end of the traction motor is connected with the traction reduction box and the traction wheels.

As a further improvement, a wire pressing mechanism is further arranged at the wire inlet end of the traction mechanism.

Advantageous effects

The beneficial effects are that: the unwinding in the rotary body is driven by a motor, and the cable is actively sent out, so that the stretching, extension and fracture of the inner conductor of the cable can be prevented; the dancing wheel can control the pressure of the cylinder in real time along with the data detected by the tension sensor along with the change of the tension by adopting the tension constant device in a dancing wheel mode, so that the tension is kept constant, only the required tension value is set in the control touch screen, and the system can automatically control the unreeling tension, so that the dancing wheel is convenient and quick; workers do not need to stop the machine regularly to measure the changes of the tension and the diameter, and the production efficiency is improved. The sensor and the control signal in the rotating body are transmitted through a wireless device, so that the control precision is ensured, and the influence on the control precision due to the interference of the electric signal generated when the collecting ring rotates all the time is avoided.

Drawings

The present invention will be further described with reference to the accompanying drawings and embodiments.

Fig. 1 is a schematic side structure diagram of the present invention:

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is an enlarged view of the portion B of FIG. 3;

FIG. 5 is an enlarged view of section C of FIG. 1;

fig. 6 is a top view of fig. 5.

Reference numbers in the figures:

1. equipment bottom plate 2, main motor 3, main bearing seat

4. Main shaft 5, collecting ring 6 and circulating gas joint

7. Flange 8, unwinding mechanism 81 and wire coil

82. Fixed handle component 83, fixed driving side component 831 and fixing component

832. Synchronous pulley 833, unreeling motor 834, synchronous belt

9. Tension constant mechanism 91, dancing wheel 92 and fixed wire guide wheel

93. Guide shaft 94, linear bearing 95 and air cylinder

96. Position sensor 97, tension sensor 10, stranded conductor mouth

11. Wire pressing mechanism 12, traction mechanism 121, and traction motor

122. Traction reduction box 123, traction wheel 13 and mounting shaft

14. Tension constant mechanism mounting base

a. Cable raw material b and finished cable

Detailed Description

In order to further understand and appreciate the structural features and advantages of the present invention, preferred embodiments and the accompanying drawings are described in detail as follows:

as shown in fig. 1-6, an active wire feeding device for use in a rotating body is controlled by a PLC controller, and includes a main motor 2 and a main shaft 4 mounted on an equipment base plate 1, the main shaft 4 is erected on the equipment base plate 1 through a main bearing seat 3, an output end of the main motor 2 is connected with the main shaft 4 to drive the main shaft 4 to rotate, one end of the main shaft 4 is connected with a circulating air joint 6 to connect external compressed air into the rotating body, the other end is mounted with a flange 7, the main shaft 4 is sleeved with a current collecting ring 5 to connect an external power supply and signals into the rotating body; the flange plate 7 is provided with a plurality of unwinding mechanisms 8 for paying out the cable raw material a, and as the finished cable b is formed by combining a plurality of cables, the number of the unwinding mechanisms 8 can be determined according to the number of cables needed. Preferably, six unwinding mechanisms 8 are uniformly distributed on the disc surface of the flange 7. The constant tension mechanisms 9 with the same number as the unwinding mechanisms 8 are arranged in the wire outgoing direction of the unwinding mechanisms 8, so that the tension of each cable raw material a emitted from the unwinding mechanisms 8 is kept consistent, the wire outgoing direction of the constant tension mechanisms 9 is provided with the wire twisting ports 10, the wire twisting ports 10 are fixedly arranged on the equipment bottom plate 1 and do not rotate when in use, the unwinding mechanisms 8 are driven to rotate together through the rotation of the main shaft 4, a plurality of emitted cable raw materials a are twisted at the wire twisting ports 10 to form a multi-core cable, the traction mechanism 12 is arranged in the wire outgoing direction of the wire twisting ports 10, and the finished cable b is pulled at the set linear speed through rotation.

Unwinding mechanism 8 includes drum 81, fixed handle subassembly 82 and fixed drive side subassembly 83, and drum 81 is used for storing the cable raw materials that need processing, installs on the quotation of ring flange 7 through drum mount pad 84, and drum fixed handle subassembly 82 and fixed drive side subassembly 83 are installed respectively in the both sides of drum 81, make the cable raw materials on the drum use up the back, can quick replacement. The fixed driving side assembly comprises a fixing part 831, a synchronous pulley 832 and an unwinding motor 833, the synchronous pulley 832 is sleeved on the fixing part 831, the unwinding motor 833 is connected with the synchronous pulley 832 through a synchronous belt 834, and the unwinding motor 833 carries out signal transmission with a PLC (programmable logic controller) through an antenna.

An installation shaft 13 is installed at the center of the flange 7, a tension constant mechanism installation seat 14 is installed on the installation shaft 13, a tension constant mechanism 9 is installed on the tension constant mechanism installation seat 14, and the tension constant mechanism 9 comprises a dancing wheel 91, a fixed wire passing guide wheel 92, two guide shafts 93, a linear bearing 94 and an air cylinder 95. The two guide shafts 93 are arranged on the tension constant mechanism mounting base 14, the dancing wheel 91 is used for receiving the tension fluctuation condition of the cable when the unwinding mechanism is unwinding, so that the tension is kept constant, and the dancing wheel 91 is arranged between the two guide shafts 93 through the linear bearing 94; the fixed wire passing guide wheel 92 is arranged on the tension constant mechanism mounting base 14 and is positioned between two guide shafts 93; the output end of the cylinder 95 is connected with the linear bearing 94, and the dancing wheel 91 is connected with a position sensor 96 for detecting the real-time position of the dancing wheel 91 moving left and right; a tension sensor 97 is installed at the outlet on the tension constant mechanism installation seat 14 and used for detecting tension data on the cable in real time; the air cylinder 95, the position sensor 96 and the tension sensor 97 are all in signal transmission with the PLC controller through an antenna. Along with the change of the tension, the dancing wheel can control the pressure of the air cylinder in real time along with the data detected by the tension sensor, so that the tension is kept constant.

The traction mechanism 12 comprises a traction motor 121, a traction reduction box 122 and two traction wheels 123, the two traction wheels 123 are connected together through a connecting piece, the output end of the traction motor 121 is connected with the traction reduction box 122 and the traction wheels 123, the traction motor 121 drives the traction wheels 123 to rotate, and the finished cable is pulled at a set linear speed.

In order to prevent the finished cable from loosening on the traction mechanism when the machine is stopped, a wire pressing mechanism 11 can be further arranged at the wire inlet end of the traction mechanism 12.

The utility model discloses an application principle:

the raw material a of the cable from the unreeling mechanism 8 passes through the tension constant mechanism 9, and when the tension fluctuates, the dancing wheel 91 moves left and right; at this time, the position sensor 96 of the dancing wheel detects data change, controls the output rotating speed of the unreeling motor 833, corrects the unreeling speed of the wire coil 81, and reduces the amplitude of the left and right movement of the dancing wheel 91; meanwhile, the tension sensor 97 can also detect the change of the tension value in real time, control the output pressure of the air cylinder and keep the constant output of the tension.

In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications of the shapes, structures, features and spirit described in the claims of the present invention should be included in the scope of the present invention.

Claims

1. The active wire feeding device is characterized by comprising a main motor and a main shaft, wherein the main motor and the main shaft are mounted on an equipment bottom plate, the main shaft is arranged on the equipment bottom plate through a main bearing seat frame, the output end of the main motor is connected with the main shaft and drives the main shaft to rotate, one end of the main shaft is connected with a circulating gas connector, the other end of the main shaft is provided with a flange plate, a collecting ring is sleeved on the main shaft, a plurality of unwinding mechanisms are mounted on the flange plate, tension constant mechanisms with the same number as the unwinding mechanisms are arranged in the wire outlet direction of each tension constant mechanism, a wire twisting port is arranged in the wire outlet direction of each tension constant mechanism, and a traction mechanism is arranged in the wire outlet direction of each wire twisting port.

2. The active wire feeding device for a rotary body of claim 1, wherein six unwinding mechanisms are uniformly arranged on the surface of the flange.

3. The active wire feeding device for the rotating body is characterized in that the unwinding mechanism comprises a wire coil, a fixed handle assembly and a fixed driving side assembly, the wire coil is mounted on the disk surface of the flange plate through a wire coil mounting seat, the wire coil fixed handle assembly and the fixed driving side assembly are respectively mounted on two sides of the wire coil, the fixed driving side assembly comprises a fixing part, a synchronous pulley and an unwinding motor, the synchronous pulley is sleeved on the fixing part, the unwinding motor is connected with the synchronous pulley through a synchronous belt, and the unwinding motor is in signal transmission with the PLC through a wireless device.

4. The active thread feeding device for use in a rotating body according to claim 1, wherein an installation shaft is installed at the center of the flange, a tension constancy mechanism installation seat is installed on the installation shaft, the tension constancy mechanism is installed on the tension constancy mechanism installation seat, the tension constancy mechanism comprises a dancing wheel, a fixed thread guide wheel, two guide shafts, a linear bearing and a cylinder, the two guide shafts are installed on the tension constancy mechanism installation seat, the dancing wheel is disposed between the two guide shafts through the linear bearing, the fixed thread guide wheel is installed on the tension constancy mechanism installation seat and located between the two guide shafts, the output end of the cylinder is connected with the linear bearing, a position sensor is connected to the dancing wheel, a tension sensor is installed at a thread outlet on the tension constancy mechanism installation seat, and the air cylinder, the position sensor and the tension sensor are all in signal transmission with the PLC through a wireless device.

5. The active wire feeding device for a rotating body according to claim 1, wherein the traction mechanism comprises a traction motor, a traction reduction box and two traction wheels, the two traction wheels are connected together through a connecting piece, and the output end of the traction motor is connected with the traction reduction box and the traction wheels.

6. The active wire feeding device for the rotating body of claim 1, wherein a wire pressing mechanism is further provided at the wire feeding end of the traction mechanism.