CN212387481U

CN212387481U - Servo tensioner capable of automatically adjusting set tension

Info

Publication number: CN212387481U
Application number: CN202020403212.5U
Authority: CN
Inventors: 余日忠; 张光辉
Original assignee: Hangzhou Qianhe Precision Machinery Co ltd
Current assignee: Hangzhou Qianhe Precision Machinery Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-01-22
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a servo tensioner capable of automatically adjusting and setting tension, which comprises a tension setting adjusting structure, a display screen structure and a pre-outgoing line structure, wherein the pre-outgoing line structure comprises a first servo motor and a large guide wheel, and the first servo motor is connected with the large guide wheel and can drive the large guide wheel to rotate so as to perform pre-outgoing line operation; the display screen structure comprises a display panel and a servo drive controller, wherein the servo drive controller is connected with a first servo motor and can drive a large guide wheel through the first servo motor; the tension setting and adjusting structure comprises a second servo motor, a worm wheel shaft, a swing arm rod, a magnet, a Hall plate, a tension rod assembly and a tension spring; the utility model discloses can realize need using different tension values in the same coil in the production process to tensile automatically regulated function, adopt this servo tensioner can adjust different tension sizes, can switch under different tension values and use.

Description

Servo tensioner capable of automatically adjusting set tension

Technical Field

The utility model particularly relates to an automatic adjust and set for tensile servo tensioner.

Background

The working principle of the servo tensioner is a winding mode that an electric motor leads out an enameled wire through a guide wheel on the motor, the working mode of the motor is that the motor follows the change of wire outlet speed along with the change of angle under the control of an angle sensor, and a pre-wire outlet system capable of keeping the tension value constant is formed. Therefore, the servo tensioner realizes the function of pre-feeding wire by adopting the servo closed-loop control principle.

The pre-wire-feeding function is an active wire-feeding action, the enameled wire is conveyed to a winding machine through a tensioner, and the winding process of the coil is completed by the winding machine, and the winding speed of the enameled wire is inevitably changed at high and low speeds from the beginning to the end due to the process requirement of the coil in the winding process, and the change of the wire tension is larger when the speed change is larger. The servo tensioner for pre-feeding the wire just needs to solve the phenomenon, and the pre-feeding system of the servo tensioner can pre-feed the wire along with the wire winding requirement of the winding machine, so that the constant requirement on the wire tension is decisively guaranteed.

The main structure of the traditional servo tensioner comprises a motor, a motor guide wheel, a tension rod, a spring, a tension regulator, a wire passing wheel and the like. The tension adjusting part is an important structure for setting a tension value, the structure mainly comprises a swing arm rod, a spring and a tension rod, and the spring is extended or shortened by adjusting the angle of the rotary swing arm rod to achieve the adjustment of the set required tension value.

The tension adjusting structure of the existing servo tensioner is designed in a manual adjusting mode. The design can only adjust and set the required tension value by hand, and can not realize the production requirement of automatic control.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides an automatically regulated sets for tensile servo tensioner.

In order to achieve the above object, the present invention provides the following technical solutions:

a servo tensioner capable of automatically adjusting set tension comprises a tension setting adjusting structure, a display screen structure and a pre-outgoing line structure, wherein the pre-outgoing line structure comprises a first servo motor and a large guide wheel, and the first servo motor is connected with the large guide wheel and can drive the large guide wheel to rotate so as to perform pre-outgoing line operation;

the display screen structure comprises a display panel and a servo drive controller, wherein the display panel is exposed, and the servo drive controller is connected with the first servo motor and can drive the large guide wheel through the first servo motor; the display panel is connected with the servo drive controller.

The tension setting and adjusting structure comprises a second servo motor, a worm wheel shaft, a swing arm rod, a magnet, a Hall plate, a tension rod assembly, a tension spring, the tension rod assembly comprises a tension rod, the tension rod switching shaft, the tension rod is connected with the tension rod switching shaft, the second servo motor is further connected with a servo drive controller and can be driven by the servo drive controller, the worm is connected with the second servo motor, the worm wheel is connected to the worm wheel shaft, the magnet is installed on the swing arm rod, the worm wheel shaft is connected with the worm wheel switching shaft, the swing arm rod is further connected with one end of the tension spring, and the other end of the tension.

Further, this servo tensioner still includes line route structure, crosses line route structure and includes that porcelain line ware, wool felt subassembly, first wire jumper of preventing, wire jumper ware, third wire jumper ware are prevented to the second, cross the line wheel, and porcelain line ware, wool felt subassembly, first wire jumper ware, wire jumper ware are prevented to the second, third wire jumper ware are all installed on the casing.

Further, the tension setting and adjusting structure further comprises a motor support, and the second servo motor is connected to the motor support.

Furthermore, the tension setting and adjusting structure further comprises a motor shaft support, and the motor shaft support is fixedly connected to the motor support.

Further, the worm is connected with the motor shaft bracket.

Furthermore, the tension setting and adjusting structure further comprises a worm wheel shaft seat, and the worm wheel shaft seat is connected with the worm wheel shaft.

Further, the first servo motor is connected with the large guide wheel through a fastening screw.

Furthermore, the servo tensioner also comprises a machine shell and a machine shell cover plate, and the machine shell is connected with the machine shell cover plate in a snap-type mode.

Further, the servo tensioner also comprises a power switch, and the power switch is arranged on the machine shell.

Furthermore, the servo tensioner also comprises a button switch and a hand wheel, wherein the button switch is arranged on the left side surface of the shell, and the hand wheel is arranged on the right side surface of the shell.

The utility model has the advantages that:

the utility model discloses can realize need using different tension values in the same coil in the production process to tensile automatically regulated function, adopt this servo tensioner can adjust different tension sizes, can switch under different tension values and use.

Drawings

Fig. 1 is a schematic structural diagram of the servo tensioner of the present invention (showing a color display screen, a felt assembly, and a button).

Fig. 2 is a schematic structural diagram of the servo tensioner of the present invention (showing the data signal interface and the power switch).

Fig. 3 is a cross-sectional view of the servo tensioner of the present invention (showing the internal structure of the housing).

Fig. 4 is a schematic diagram of a preliminary wire structure, in which fig. 4(a) is a right side view of fig. 4 (b).

Fig. 5 is a schematic structural view of a tension setting adjustment structure.

Fig. 6 is a front view of fig. 5.

Fig. 7 is a right side view of fig. 5.

Fig. 8 is a schematic diagram of a wire-passing path structure.

Fig. 9 is a schematic diagram of a measurement structure, in which fig. 9(a) is a bottom view of fig. 9(b), and fig. 9(c) is a left side view of fig. 9 (b).

Fig. 10 is a schematic view of a color display panel structure, in which fig. 10(a) is a front view of the color display panel structure and fig. 10(b) is a longitudinal sectional view of fig. 10(a) taken along a direction a-a.

Fig. 11 is a schematic diagram of a data signal control interface assembly, in which fig. 11(b) is a front view of the data signal control interface assembly, and fig. 11(a) is a right side view of fig. 11 (b).

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings, and it should be noted that the detailed description is only for describing the present invention, and should not be construed as limiting the present invention.

Example 1

As shown in fig. 1 to 11, a servo tensioner for automatically adjusting a set tension comprises a tension setting adjustment structure 45, a display screen structure 44 and a pre-feeding line structure 42. In some preferred modes, the tensioner further comprises a machine shell 1 and a machine shell cover plate 2, wherein the machine shell 1 is connected with the machine shell cover plate 2; in some preferred modes, the casing 1 is detachably connected with the casing cover plate 2, the casing cover plate 2 can cover the casing 1, and in some preferred modes, the casing 1 is connected with the casing cover plate 2 in a snap-in mode, so that the installation or the disassembly is convenient.

In some preferred forms, the tensioner further comprises a power switch 25; the power switch 25 is mounted on the housing.

In some preferred manners, as shown in fig. 3-4, the pre-outgoing line structure 42 includes a first servo motor 30, a large guide wheel 31, the first servo motor 30 is installed in the machine casing 1, the large guide wheel 31 is installed outside the machine casing 1, the first servo motor 30 is connected with the large guide wheel 31 and can drive the large guide wheel 31 to rotate so as to perform the pre-outgoing line operation; in some preferred modes, the first servo motor 30 is connected with the large guide wheel 31 through a fastening screw 50.

In some preferred forms, the tensioner further comprises a wire-passing pathway structure, fig. 8 showing the wire-passing pathway; as shown in fig. 8, the thread passing path structure includes a porcelain thread passing device 32, a wool felt component 33, a first thread jumper preventing device 34, a second thread jumper preventing device 35, a third thread jumper preventing device 36, and a thread passing wheel 37; ware 32 is crossed to the porcelain, wool felt subassembly 33, first wire jumper 34, second wire jumper 35, third wire jumper 36 are prevented and all install on casing 1, all lie in casing 1 surface, and wherein, ware 32 is crossed to the porcelain, wool felt subassembly 33, first wire jumper 34 is prevented and the left surface at casing 1 is installed.

In some preferred modes, the display screen structure comprises a display panel and a servo drive controller 4, wherein the display panel is arranged on the machine shell and is exposed, the display panel can display the tension magnitude, and a tension value can be set on the display panel. In some preferred modes, the servo drive controller 4 is installed on the machine shell 1 and located inside the machine shell, the servo drive controller 4 is respectively connected with the first servo motor, the second servo motor and the display panel, and the servo drive controller can control the movement of the first servo motor and the second servo motor according to a set tension value so as to adjust the tension. The servo drive controller 4 can control not only the tension but also the stability of the tension, and in some preferred modes, the servo drive controller 4 can control the rotating speed of the first servo motor 30 and can also control the rotating angle of the second servo motor 13. The utility model discloses a current conventional display panel, conventional servo drive controller can, the utility model discloses do not improve structure, theory of operation and the connected mode of display panel itself, equally, the utility model discloses do not improve structure, theory of operation and the connected mode of servo drive controller itself.

In some preferred modes, as shown in fig. 5-7, the tension setting adjustment structure 45 includes a second servo motor 13, a motor bracket 14, a motor shaft bracket 15, a worm 16, a worm wheel 17, a worm wheel shaft 18, a worm wheel shaft seat 19, a swing arm lever 20, a magnet 21, a hall plate 22, a tension lever assembly, and a tension spring, and in some preferred modes, as shown in fig. 1-2, the tension lever assembly includes a tension lever 11 and a tension lever switching shaft 12, the tension lever 11 is connected with the tension lever switching shaft 12, and the tension lever 11 is further connected with a wire passing wheel 37; in some preferred modes, as shown in fig. 5 to 7, the second servo motor 13 is connected to the motor bracket 14, in some preferred modes, the second servo motor 13 is connected to the motor bracket 14 through screws or bolts, the motor shaft bracket 15 is fixedly connected to the motor bracket 14, the worm 16 is connected to the motor shaft bracket 15, the worm 16 is connected to the second servo motor 13, the worm wheel shaft seat 19 is connected to the worm wheel shaft 18, the worm wheel 17 is connected to the worm wheel shaft 18, the magnet 21 is installed at the end of the swing arm rod 20 far away from the worm wheel shaft seat 19, the hall plate 22 is connected to the housing, and the magnet 21 is induced by the induction piece on the hall plate 22 when the swing arm rod 20 swings, so as to control the position of the swing arm rod; the worm wheel shaft 18 is connected with a worm wheel connecting shaft 23, the swing arm rod 20 is connected with the worm wheel connecting shaft 23, the swing arm rod 20 is further connected with one end of the tension spring 3, and the other end of the tension spring 3 is connected with the tension rod 11. In some preferred modes, the utility model discloses a tensioner can respond to through the magnet on the swing arm pole and the components and parts on the hall board, carries out the position accuracy in order to ensure the swing arm pole that resets of starting at every turn.

In some preferred modes, as shown in fig. 5-6, the worm 16 is provided with spiral teeth 24, the worm wheel 17 is provided with matching teeth, the worm 16 is meshed with the worm wheel 17, and the worm 16 rotates to drive the worm wheel 17 to rotate.

In some preferred modes, the servo drive controller controls the second servo motor 13 to move, the second servo motor 13 can drive the worm 16 to rotate, the worm 16 rotates to drive the worm wheel 17 to rotate, the worm wheel 17 rotates to drive the swing arm rod 20 to rotate, the swing arm rod 20 applies force to the tension spring 3, and the tension spring 3 applies force to the tension rod 11, so that the tension of the wire on the wire passing wheel 37 is adjusted, and the tension is changed.

In some preferred modes, the second servo motor 13 adopts a direct-current brushless servo motor as an executing component which can be automatically controlled. The direct-current brushless servo motor has small rotational inertia, low starting voltage and small no-load current, and the rotating speed of the motor is up to 8000 rpm; small volume, quick action, quick response, large overload capacity, wide speed regulation range, large low-speed moment, small fluctuation, stable operation, large variable pressure range, adjustable frequency, and low heating and noise.

In some preferred forms, the servo tensioner further comprises a push button switch 26, as shown in fig. 1, the push button switch 26 being mounted on the left side of the housing 1. The button switch is mainly used for setting display contents of a display screen, such as Chinese and English language setting, tension size setting, tension segment number setting, tension value upper and lower limit setting, alarm angle and working angle setting, online and offline setting, screen brightness setting, password setting and the like.

In some preferred forms, the servo tensioner further comprises a power supply and alarm interface 27, as shown in fig. 2, through which the power supply can be connected, or through which the alarm device can be connected.

In some preferred forms, the servo tensioner further comprises a hand wheel 28, as shown in figure 2, the hand wheel 28 being mounted on the right side of the housing 1. In some preferred forms, the handwheel 28 is a five star handwheel. The hand wheel 28 is used to secure the tensioner. As shown in fig. 3, a hand wheel is connected to the mounting base 61, and the hand wheel can fix the tensioner on the winding machine.

Example 2

In this embodiment, as shown in fig. 10, the display screen structure 44 includes a display screen 5, a circuit board 6, and a mounting plate 7, and in some preferred modes, the display screen adopts a color display screen 5, the color display screen 5 is connected to the circuit board 6 and the mounting plate 7, respectively, and the mounting plate 7 is mounted on the housing 1; in some preferred modes, the circuit board 6 and the color display screen 5 are both installed on the installation board 7, the color display screen 5 is connected with the circuit board 6, the color display screen 5 can display real-time tension data and related contents, real-time monitoring can be performed on the tension, and the display screen can also be used for user setting and other control operations. For example, Chinese and English language setting, tension size setting, tension segment number setting, tension value upper and lower limit setting, alarm angle and working angle setting, online and offline setting, screen brightness setting and password setting. The above-described setting can be performed by a push switch.

In some preferred modes, the tensioner further comprises a measuring structure 41, as shown in fig. 9, the measuring structure 41 comprises a measuring sensor 38, the measuring sensor 38 is used for measuring the tension, the measuring sensor 38 is fixedly mounted on the housing 1, the measuring sensor 38 is connected with the third jumper 36, in some preferred modes, as shown in fig. 9, the measuring sensor 38 is connected with the third jumper 36 through a jumper fixing plate 51, the measuring sensor 38 is connected with the circuit board 6 through a connecting wire, and the measuring sensor can transmit the tension data to the circuit board through the connecting wire, and finally, the tension data is displayed by a color display screen. The utility model discloses a current measuring transducer can, the utility model discloses structure, measurement principle, connected mode and the data transmission mode to measuring transducer itself are not improved.

In some preferred modes, the tensioner further comprises an angle sensor 40, as shown in fig. 3, the angle sensor 40 is mounted on the housing 1 and is positioned inside the housing, the angle sensor is connected with the tension rod through a tension rod shaft seat 60, and the angle sensor can be further connected to a circuit board through a data line. The angle sensor is mainly used for measuring the swing angle of the tension rod so as to control the wire outlet angle of the enameled wire. The utility model discloses a current angle sensor can, not improve angle sensor's structure, measurement principle, connected mode and data transmission mode itself. In further preferred forms, the angle sensor can be connected to the servo drive controller by a connecting line.

In some preferred modes, servo drive controller 4 installs on casing 1, is located the casing inside, and servo drive controller 4 links to each other with sensor (including angle sensor, measuring transducer etc.), first servo motor, second servo motor, circuit board, the power strip, the display screen respectively, and servo drive controller 4 can control tensile size and stability, and in some preferred modes, servo drive controller 4 can control the rotational speed of first servo motor 30, can also control the turned angle of second servo motor 13.

In some preferred modes, the tensioner further comprises a data signal control interface component 43, as shown in fig. 11, the data signal control interface component 43 comprises a data signal interface 8, a power board 9 and a connection terminal 10, the connection terminal 10 is connected with the power board 9, and the power board 9 is mounted on the housing 1 and located inside the housing; in some preferred modes, the data signal interface is connected with the circuit board, and the data signal interface can also be connected with the winding machine through a connecting wire and can be communicated with each other. The utility model discloses well adopted communication mode is conventional ordinary communication mode among the prior art, the utility model discloses do not improve this, the utility model discloses only improve servo tensioner's structure.

Other embodiments in this embodiment may be the same as embodiment 1.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims

1. A servo tensioner capable of automatically adjusting set tension is characterized by comprising a tension setting adjusting structure, a display screen structure and a pre-outgoing line structure, wherein the pre-outgoing line structure comprises a first servo motor and a large guide wheel, and the first servo motor is connected with the large guide wheel and can drive the large guide wheel to rotate so as to perform pre-outgoing line operation;

the display screen structure comprises a display panel and a servo drive controller, wherein the display panel is exposed, and the servo drive controller is connected with the first servo motor and can drive the large guide wheel through the first servo motor;

2. The servo tensioner capable of automatically adjusting the set tension as claimed in claim 1, wherein the servo tensioner further comprises a wire passing path structure, the wire passing path structure comprises a porcelain wire passing device, a wool felt component, a first wire jumper preventing device, a second wire jumper preventing device, a third wire jumper preventing device and a wire passing wheel, and the porcelain wire passing device, the wool felt component, the first wire jumper preventing device, the second wire jumper preventing device and the third wire jumper preventing device are all mounted on the housing.

3. The servo tensioner as claimed in claim 1, wherein the tension setting adjustment structure further comprises a motor bracket, and the second servo motor is connected to the motor bracket.

4. The servo tensioner of claim 3 wherein the tension setting adjustment mechanism further comprises a motor shaft bracket fixedly attached to the motor bracket.

5. The servo tensioner as claimed in claim 4, wherein the worm is connected to the motor shaft bracket.

6. The servo tensioner as claimed in claim 1, wherein the tension setting adjustment structure further comprises a worm gear shaft seat connected to the worm shaft.

7. The servo tensioner as claimed in claim 1, wherein the first servo motor is connected to the large guide wheel by a fastening screw.

8. The servo tensioner as claimed in claim 1, wherein the servo tensioner further comprises a housing and a housing cover plate, the housing and the housing cover plate being snap-fit to each other.

9. The servo tensioner as claimed in claim 8, wherein the servo tensioner further comprises a power switch, the power switch being mounted on the housing.

10. The servo tensioner as claimed in claim 8, wherein the servo tensioner further comprises a button switch and a hand wheel, the button switch is mounted on the left side of the housing, and the hand wheel is mounted on the right side of the housing.