Intelligent carding roller integrated servo motor and built-in servo controller

Abstract

The invention provides an intelligent carding roller integrated servo motor and built-in servo controller, the intelligent carding roller integrated servo motor comprises a servo motor, a carding roller, a servo controller and a position sensor, the servo motor comprises a rotor and a stator, the stator comprises a base and a stator core, the rotor comprises a rotor lamination, the stator core is mounted on the periphery of the base, and the rotor lamination is mounted on the base. The rotor lamination is installed on the periphery of the stator core, a carding roller is installed on the periphery of the rotor lamination, the carding roller is fixedly connected with the rotor lamination, the stator and the rotor further respectively comprise a stator winding and a magnetic ring device, the stator winding and the magnetic ring device are both located between the rotor lamination and the machine base, and the carding roller is fixedly connected with the rotor lamination. The servo controller is located in the servo motor, the position sensor is located below the servo controller, and the position sensor is electrically connected with the servo controller; the automation degree and production efficiency of the spinning process can be improved, and the device has the advantages of being high in integration degree, low in cost and energy consumption, high in control precision and the like.

Description

Technical Field

[0001] The invention relates to an automatic control technology in the spinning industry, and in particular to an intelligent combing roller integrated servo motor and a built-in servo controller. Background Art

[0002] In the spinning industry, rotor spinning is a common spinning method. As a free-end spinning device, rotor spinning gathers separated single fibers into fiber bundles in the rotor condensation groove through high-speed rotation of the rotor. The fiber bundles are drawn out and twisted during the drawing process to wrap the single fibers to form yarns. In this process, the combing roller combs and separates the cotton fibers, and then spins the fibers through the rotor. Traditional rotor spinning combing roller equipment usually uses an independent servo motor to drive the combing roller, and another independent servo motor drives the rotor. This method has the disadvantages of complex structure, high cost, high energy consumption, and high control difficulty. Summary of the invention

[0003] The purpose of the present invention is to solve the shortcomings of the prior art and to propose an intelligent combing roller integrated servo motor and a built-in servo controller.

[0004] To achieve the above object, the present invention adopts the following technical solutions: The intelligent combing roller integrated servo motor and built-in servo controller include a servo motor, a combing roller, a servo controller and a position sensor. The servo motor includes a rotor and a stator. The stator is located in the middle of the servo motor. The stator includes a base and a stator core. The rotor includes rotor laminations. The stator core is installed on the periphery of the base. The rotor laminations are installed on the periphery of the stator core. A combing roller is installed on the periphery of the rotor laminations. The combing roller is used for combing and separating fibers. The combing roller is fixedly connected to the rotor laminations. The stator and rotor also include stator windings and magnetic ring devices, respectively. The stator windings and magnetic ring devices are both located between the rotor laminations and the base. The servo controller is located inside the servo motor and is used to receive instructions from a host computer to adjust the operating parameters of the servo motor. The position sensor is located below the servo controller and is electrically connected to the servo controller and is used to detect the position of the combing roller.

[0005] Preferably, the servo motor includes a stator, and the stator includes a machine base, and the machine base is located between the upper end cover and the lower end cover. The outer end of the upper end cover is provided with a shaft seat, and the center of the outer end of the upper end cover is provided with a protrusion, and the protrusion surface contacts the bottom surface of the shaft seat. The stator and the rotor are both installed between the upper end cover and the lower end cover, and the stator is located in the middle of the servo motor, and the rotor is installed outside the stator. The shaft seat is fixedly connected to the first end of the stator shaft, and the second end of the stator shaft passes through the center of the rotor, the machine base and the lower end cover in sequence, and is connected to the stop ring. The stator shaft is fixedly connected to the machine base, and bearings I and bearings II are fixedly installed inside the upper and lower ends of the machine base respectively for supporting the stator shaft. The outer edge of the bottom end of the machine base conflicts with the inner end of the lower end cover and is fixedly connected by bolts. An empty groove is provided in the center of the bottom end of the machine base.

[0006] Preferably, the stator also includes a stator core and a stator winding. The stator core is located on the outer periphery of the machine base and is fixedly connected to the machine base. The stator winding is installed on the stator core. The stator winding includes a plurality of coils. Part of the plurality of coils are located at the upper and lower ends of the stator core, and the other part is embedded in the outer periphery of the stator core to facilitate conduction.

[0007] Preferably, the rotor includes a rotor lamination and a magnetic ring device, the rotor lamination is located at the outer periphery of the stator and the rotor lamination is rotatably mounted on the stator shaft, and the magnetic ring device includes a plurality of permanent magnets or a plurality of electromagnets, and the plurality of permanent magnets or a plurality of electromagnets are wound along the inner wall of the rotor lamination to form a permanent magnet ring or an electromagnetic ring to generate a constant or adjustable magnetic field.

[0008] Preferably, the top end of the rotor lamination is fixedly connected to the inner end of the upper end cover, the bottom end of the rotor lamination is fixedly connected to the top end of the retaining ring by bolts, and a combing roller is coaxially mounted on the outer periphery of the rotor lamination.

[0009] Preferably, a servo controller and a position sensor are also installed inside the servo motor, the servo controller is used to receive instructions from a host computer, and the position sensor is used to detect the position of a combing roller. The servo controller is located in a central empty slot of a machine base, the upper end face of the servo controller conflicts with the end face of the empty slot of the machine base, and the lower end face of the servo controller conflicts with the inner end of a lower end cover. A groove is provided in the middle of the inner end of the lower end cover, and a position sensor is installed in the groove.

[0010] Preferably, a gasket is installed at the center between the lower end surface of the base and the upper end surface of the servo controller, and the gasket plays the role of sealing, dust prevention and vibration reduction.

[0011] The beneficial effects of the present invention are as follows: the present invention adopts an integrated design of a servo motor and a combing roller and a built-in servo controller, the servo motor adopts a high-performance permanent magnet synchronous motor, and has the advantages of high torque density, fast response speed and high efficiency; the servo motor adopts an outer rotor motor mode, and the combing roller is wrapped on the outside of the servo motor rotor to directly drive the combing roller; the servo controller is built into the servo motor, and is used to receive instructions from a host computer and adjust the operating parameters of the servo motor in real time to achieve precise control of the combing roller; the present invention adopts an integrated design of a servo motor and a combing roller in the form of an outer rotor motor and a built-in servo controller, which reduces additional transmission devices and independent controllers, reduces costs, and also reduces energy consumption, which is beneficial to environmental protection; the present invention has the advantages of high integration, low cost, low energy consumption, and high control accuracy, and has significant progress compared to the prior art, improves the automation degree and production efficiency of the spinning process, has broad application prospects and market potential, and helps spinning companies improve production efficiency, reduce production costs, and enhance market competitiveness. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A schematic diagram of the internal structure of an embodiment of the present invention; Figure numbers: 1-upper end cover; 2-shaft seat; 3-stator shaft; 4-rotor laminations; 5-machine base; 6-bearing I; 7-bearing II; 8-stator core; 9-stator winding; 10-magnetic ring device; 11-combing roller; 12-lower end cover; 13-servo controller; 14-gasket; 15-position sensor; 16-stop ring. DETAILED DESCRIPTION

[0013] In order to provide a further understanding of the purpose, structure, features and functions of the present invention, the following detailed description is given in conjunction with the embodiments.

[0014] like Figure 1An intelligent combing roller integrated servo motor and a built-in servo controller are shown, including a servo motor, a combing roller 11, a servo controller 13 and a position sensor 15. The servo motor adopts a high-performance permanent magnet synchronous motor, which has the advantages of high torque density, fast response speed and high efficiency; the servo motor adopts an outer rotor motor, and the combing roller 11 is wrapped around the outside of the rotor lamination 4 of the servo motor. The servo motor directly drives the combing roller 11 to move. The servo motor includes a rotor and a stator, and the rotor and the stator are used to convert mechanical energy and electrical energy. The stator is located in the middle of the servo motor, the stator includes a base 5 and a stator core 8, the rotor includes a rotor lamination 4, and the stator core 8 is installed on the outer periphery of the base 5. 4 is installed on the periphery of the stator core 8, and a combing roller 11 is installed on the periphery of the rotor lamination 4. The combing roller 11 is used for combing and separating fibers. The combing roller 11 is fixedly connected to the rotor lamination 4, and the rotor lamination 4 directly drives the combing roller 11 to work. The stator and the rotor further include a stator winding 9 and a magnetic ring device 10 respectively. The stator winding 9 and the magnetic ring device 10 are both located between the rotor lamination 4 and the base 5, and are used to provide a magnetic field; the servo controller 13 is located inside the servo motor, and is used to receive instructions from the upper computer to adjust the operating parameters of the servo motor; the position sensor 15 is located below the servo controller 13, and the position sensor 15 is electrically connected to the servo controller 13, and is used to detect the position of the combing roller 11.

[0015] The servo motor adopts an external rotor motor, including a stator, which includes a base 5. The base 5 is located between an upper end cover 1 and a lower end cover 12. A shaft seat 2 is provided at the outer end of the upper end cover 1. A protrusion is provided in the center of the outer end of the upper end cover 1, and the protrusion surface contacts the bottom surface of the shaft seat 2. The stator and the rotor are both installed between the upper end cover 1 and the lower end cover 12. The stator is located in the middle of the servo motor, and the rotor is installed outside the stator. The shaft seat 2 is fixedly connected to the first end of the stator shaft 3. The second end of the stator shaft 3 passes through the rotor, the base 5 and the center of the lower end cover 12 in sequence, and is connected to the stop ring 16. The stator shaft 3 is fixedly connected to the base 5. Bearings I6 and bearings II7 are fixedly installed inside the upper and lower ends of the base 5 respectively for supporting the stator shaft 3. The outer edge of the bottom end of the base 5 conflicts with the inner end of the lower end cover 12 and is fixedly connected by bolts. An empty groove is provided in the center of the bottom end of the base 5.

[0016] The stator also includes a stator core 8 and a stator winding 9. The stator core 8 is located on the outer periphery of the machine base 5 and is fixedly connected to the machine base 5. The stator winding 9 is installed on the stator core 8. The stator winding 9 includes a plurality of coils. Part of the coils are located at the upper and lower ends of the stator core 8, and the other part is embedded in the outer periphery of the stator core 8 to facilitate conduction.

[0017] The rotor includes a rotor lamination 4 and a magnetic ring device 10. The rotor lamination 4 is located at the outer periphery of the stator and the rotor lamination 4 is rotatably mounted on the stator shaft 3. The magnetic ring device 10 includes a plurality of permanent magnets or a plurality of electromagnets. The plurality of permanent magnets or a plurality of electromagnets are wound along the inner wall of the rotor lamination 4 to form a permanent magnet ring or an electromagnetic ring, so as to conveniently generate an induced electromotive force and an electromagnetic torque to form a constant or adjustable magnetic field.

[0018] The top end of the rotor lamination 4 is fixedly connected to the inner end of the upper end cover 1, and the bottom end of the rotor lamination 4 is fixedly connected to the top end of the retaining ring 16 by bolts. A combing roller 11 is coaxially installed on the outer periphery of the rotor lamination 4. When the rotor lamination 4 rotates, it will drive the upper end cover 1, the retaining ring 16 and the combing roller 11 to rotate at the same time; the combing roller 11 is made of steel material with a smooth surface treatment, which can reduce friction damage to the fiber.

[0019] A servo controller 13 and a position sensor 15 are also installed inside the servo motor. The position sensor 15 is used to detect the position of the combing roller 11. The position sensor 15 can be a photoelectric encoder, a magnetic encoder or other suitable sensor types; the servo controller 13 is used to receive instructions from the host computer to facilitate real-time adjustment of the operating parameters of the servo motor to achieve precise control of the combing roller 11. The servo controller 13 has the following functions: position control, speed control, acceleration control, current control and communication control functions.

[0020] The servo controller 13 is located in the central empty slot of the base 5, the upper end face of the servo controller 13 conflicts with the end face of the empty slot of the base 5, and the lower end face of the servo controller 13 conflicts with the inner end of the lower end cover 12. A groove is provided in the middle of the inner end of the lower end cover 12, and a position sensor 15 is installed in the groove.

[0021] A gasket 14 is installed in the center between the lower end surface of the base 5 and the upper end surface of the servo controller 13. The gasket 14 plays the role of sealing, dust prevention, leakage prevention, wear reduction and vibration reduction.

[0022] The present invention has been described by the above-mentioned relevant embodiments, however, the above-mentioned embodiments are only examples for implementing the present invention. It must be pointed out that the disclosed embodiments do not limit the scope of the present invention. On the contrary, changes and modifications made without departing from the spirit and scope of the present invention are all within the scope of patent protection of the present invention.

Claims

1. Intelligent combing roller integrated servo motor and built-in servo controller, including servo motor, characterized by: It also includes a combing roller, a servo controller and a position sensor. The servo motor includes a rotor and a stator. The stator is located in the middle of the servo motor. The stator includes a base and a stator core. The rotor includes rotor laminations. The stator core is installed on the periphery of the base. The rotor laminations are installed on the periphery of the stator core. A combing roller is installed on the periphery of the rotor laminations. The combing roller is used for combing and separating fibers. The combing roller is fixedly connected to the rotor laminations. The stator and rotor also include stator windings and magnetic ring devices, respectively. The stator windings and magnetic ring devices are both located between the rotor laminations and the base. The servo controller is located inside the servo motor and is used to receive instructions from a host computer to adjust the operating parameters of the servo motor. The position sensor is located below the servo controller and is electrically connected to the servo controller and is used to detect the position of the combing roller.

2. The intelligent combing roller integrated servo motor and built-in servo controller according to claim 1, characterized in that: The servo motor includes a stator, and the stator includes a machine base. The machine base is located between an upper end cover and a lower end cover. A shaft seat is provided at the outer end of the upper end cover. A protrusion is provided at the center of the outer end of the upper end cover, and the protrusion surface contacts the bottom surface of the shaft seat. The stator and the rotor are both installed between the upper end cover and the lower end cover. The stator is located in the middle of the servo motor, and the rotor is installed outside the stator. The shaft seat is fixedly connected to the first end of the stator shaft, and the second end of the stator shaft passes through the center of the rotor, the machine base and the lower end cover in sequence, and is connected to a retaining ring. The stator shaft is fixedly connected to the machine base, and bearings I and II are fixedly installed inside the upper and lower ends of the machine base respectively. The outer edge of the bottom end of the machine base conflicts with the inner end of the lower end cover and is fixedly connected by bolts. An empty groove is provided at the center of the bottom end of the machine base.

3. The intelligent combing roller integrated servo motor and built-in servo controller according to claim 2, characterized in that: The stator also includes a stator core and a stator winding. The stator core is located on the outer periphery of the machine base and is fixedly connected to the machine base. The stator core is installed with a stator winding. The stator winding includes a plurality of coils. Part of the plurality of coils are located at the upper and lower ends of the stator core, and the other part is embedded in the outer periphery of the stator core.

4. The intelligent combing roller integrated servo motor and built-in servo controller according to claim 2, characterized in that: The rotor includes a rotor lamination and a magnetic ring device. The rotor lamination is located on the outer periphery of the stator and the rotor lamination is rotatably mounted on the stator shaft. The magnetic ring device includes a plurality of permanent magnets or a plurality of electromagnets. The plurality of permanent magnets or a plurality of electromagnets are wound along the inner wall of the rotor lamination to form a permanent magnet ring or an electromagnetic ring.

5. The intelligent combing roller integrated servo motor and built-in servo controller according to claim 4, characterized in that: The top end of the rotor lamination is fixedly connected to the inner end of the upper end cover, the bottom end of the rotor lamination is fixedly connected to the top end of the retaining ring by bolts, and a combing roller is coaxially mounted on the outer periphery of the rotor lamination.

6. The intelligent combing roller integrated servo motor and built-in servo controller according to claim 2, characterized in that: A servo controller and a position sensor are also installed inside the servo motor. The servo controller is located in the central empty slot of the base. The upper end face of the servo controller conflicts with the end face of the empty slot of the base, and the lower end face of the servo controller conflicts with the inner end of the lower end cover. A groove is provided in the middle of the inner end of the lower end cover, and a position sensor is installed in the groove.

7. The intelligent combing roller integrated servo motor and built-in servo controller according to claim 2, characterized in that: A gasket is installed at the center between the lower end surface of the base and the upper end surface of the servo controller.

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