Full-automatic magnetic core penetrating, adhesive dispensing and drying all-in-one machine

Abstract

The invention discloses a full-automatic magnetic core penetrating, dispensing and drying all-in-one machine which comprises a magnetic core and coil assembling unit, a dispensing and fixing unit, a tunnel drying oven unit and a control system. Automatic assembling, dispensing and drying of the magnetic core and the coil are achieved through directional feeding of the vibration disc, the high-precision dispensing machine and the fully-closed drying oven. The equipment is integrated with a photoelectric sensor to detect the length of the magnetic core, the error of the dispensing amount is + / -0.3 mg, the temperature fluctuation of the drying oven is + / -10%, the defective product rate is reduced to 3.5%, and the production efficiency is improved by 30%. The method is suitable for batch manufacturing of electronic components such as inductors and transformers.

Description

Technical Field

[0001] The present invention relates to the technical field of automated manufacturing of electronic components, and in particular to a fully automatic magnetic core threading, glue dispensing and drying all-in-one machine integrating the functions of magnetic core and coil assembly, glue dispensing and fixing, and drying and curing. Background Art

[0002] The fully automatic magnetic core threading, glue dispensing and drying machine is an automated equipment that integrates the functions of magnetic core threading, glue dispensing, fixing and drying and curing. It is mainly used in the production of electronic components such as inductors and transformers. Through the automated process, the equipment can achieve precise assembly of magnetic cores and coils, glue coating and rapid curing, thereby improving production efficiency and product consistency.

[0003] The traditional assembly, dispensing and drying processes of magnetic cores and coils rely on manual or semi-automatic equipment, which has problems such as low manual operation efficiency, insufficient dispensing accuracy, scattered equipment, and high defective product rate. In addition, the existing equipment cannot achieve real-time detection of magnetic core length, dynamic adjustment of dispensing parameters, and precise temperature control, resulting in product consistency and reliability that are difficult to meet the needs of high-end electronic components. Summary of the invention

[0004] The purpose of this section is to summarize some aspects of embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and the invention title of this application to avoid blurring the purpose of this section, the specification abstract and the invention title, and such simplifications or omissions cannot be used to limit the scope of the present invention.

[0005] In view of the above existing problems, the present invention is proposed.

[0006] Therefore, the purpose of the present invention is to provide a fully automatic magnetic core threading, glue dispensing and drying machine, which solves the problem that the existing equipment is unable to realize real-time detection of magnetic core length, dynamic adjustment of glue dispensing parameters and precise temperature control, resulting in product consistency and reliability that are difficult to meet the needs of high-end electronic components.

[0007] In order to solve the above technical problems, the present invention provides the following technical solutions: a fully automatic magnetic core threading, glue dispensing and drying integrated machine, including a magnetic core and coil assembly unit: composed of a magnetic core vibration plate, a coil vibration plate, a magnetic core mechanical arm, a coil mechanical arm, an assembly sensor, and a rotary assembly platform, wherein the rotary assembly platform is provided with a workstation for cyclically assembling magnetic cores and coils; a glue dispensing fixing unit: comprising a glue dispensing mechanical arm, a high-precision glue dispenser, an air pressure regulating device, and a conveyor belt, wherein the glue dispensing mechanical arm controls the air pressure, time and back suction parameters through an instrument system, and the glue dispensing amount error is ±0.3mg; a tunnel oven unit: composed of a fully enclosed oven, a temperature control system, and an outlet receiving plate, wherein the temperature fluctuation of the fully enclosed oven is controlled within the range of ±10%; a rejection mechanism: when the assembly sensor detects that the length of the magnetic core is abnormal, the equipment stops and triggers a manual rejection signal; a control system: an integrated computer control desktop is used to adjust the assembly speed, glue dispensing parameters and oven temperature.

[0008] As a preferred solution described in the present invention, the assembly sensor is a photoelectric length detection sensor, which is used to detect in real time whether the length of the magnetic core is 16 mm.

[0009] As a preferred solution described in the present invention, wherein: a vibration motor is provided at the bottom of the magnetic core vibration disk and the coil vibration disk, the magnetic core and the coil are controlled to climb along the spiral track by the vibration frequency, and the directional arrangement is achieved by the pin positioning.

[0010] As a preferred solution described in the present invention, the glue dispenser is a piezoelectric glue dispenser imported from Japan, and the closed-loop control of the glue dispensing amount is achieved through the PID algorithm of the air pressure regulating device.

[0011] As a preferred solution described in the present invention, a hot air circulation module is provided inside the oven, the temperature is adjusted in real time by a PLC controller, and the temperature data is fed back through a thermocouple.

[0012] As a preferred solution described in the present invention, wherein: the magnetic core vibration disk is driven by the vibration motor, the magnetic core climbs along the spiral track and is oriented and arranged through the pin positioning, the magnetic core robot grabs the magnetic core to the rotary assembly platform station, and the assembly sensor detects the length of the magnetic core. If it is abnormal, the machine will be shut down and an alarm will be issued.

[0013] As a preferred solution described in the present invention, wherein: the coil vibration disk is driven by the vibration motor, the coil climbs along the spiral track and is oriented and arranged through the pin positioning, and the coil robot arm grabs the coil to the rotary assembly platform station.

[0014] As a preferred solution described in the present invention, wherein: the air pressure regulating device is configured inside the high-precision dispenser and controlled by the instrument system. After the dispensing step is completed, the dispensing robot arm places the workpiece onto the conveyor belt to proceed to the next step.

[0015] Beneficial effects of the present invention:

[0016] Improved efficiency: assembly speed increased by 30%, and the comprehensive production capacity reached 1,800 pieces / hour;

[0017] Cost reduction: labor costs reduced by 10% and energy consumption reduced by 15%;

[0018] Quality optimization: The defective product rate was reduced from 5% to 3.5%, and the dispensing accuracy was improved by 300%;

[0019] Integrated design: The floor space is reduced by 40%, and one-button start and stop operation is supported. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0022] Figure 2 It is a structural schematic diagram of the magnetic core and coil assembly unit of the present invention.

[0023] Figure 3 It is a schematic diagram of the structure of the dispensing and fixing unit of the present invention.

[0024] Figure 4 It is a schematic diagram of the structure of the tunnel oven unit of the present invention.

[0025] Figure 5 It is a schematic diagram of the control system structure of the present invention. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0027] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0028] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0029] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention in detail, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0030] Example 1

[0031] Reference Figure 1 , which is the first embodiment of the present invention, provides a fully automatic magnetic core threading, glue dispensing and drying integrated machine, including a magnetic core and coil assembly unit: composed of a magnetic core vibration plate 101, a coil vibration plate 102, a magnetic core mechanical arm 201, a coil mechanical arm 202, an assembly sensor 301, and a rotary assembly platform 401. The rotary assembly platform is provided with a plurality of stations for cyclically assembling magnetic cores and coils; a glue dispensing fixing unit: including a glue dispensing mechanical arm 501, a high-precision glue dispenser 502, an air pressure regulating device 503, a conveyor belt 601, and a glue dispensing fixed unit. The robot arm controls the air pressure, time and back suction parameters through the instrument system 504, and the dispensing amount error is ±0.3mg; tunnel oven unit: consists of a fully enclosed oven 701, a temperature control system 702, and an outlet receiving plate 703. The temperature fluctuation of the fully enclosed oven 701 is controlled within the range of ±10%; rejection mechanism: when the assembly sensor 301 detects that the core length is abnormal, the equipment stops and triggers a manual rejection signal; control system: integrated computer control desktop 801, used to adjust the assembly speed, dispensing parameters and oven temperature.

[0032] Among them, the assembly sensor 301 is a photoelectric length detection sensor, which is used to detect in real time whether the length of the magnetic core is 16mm; a vibration motor 103 is provided at the bottom of the magnetic core vibration disk 101 and the coil vibration disk 102, which controls the magnetic core and the coil to climb along the spiral track through the vibration frequency, and realizes directional arrangement through the pin positioning 104; the dispenser 502 is a piezoelectric dispenser imported from Japan, and the PID algorithm of the air pressure regulating device 503 realizes closed-loop control of the glue dispensing amount; a hot air circulation module 704 is provided inside the oven 701, and the temperature is adjusted in real time by the PLC controller 705, and the temperature data is fed back through the thermocouple 706.

[0033] During use, the core vibration disk 101 is driven by the vibration motor 103, the core climbs along the spiral track and is oriented by the pin position 104, the core robot arm 201 grabs the core to the rotary assembly platform 401 station, and the assembly sensor 301 detects the length of the core. If it is abnormal, the machine will stop and alarm; the coil vibration disk 102 is driven by the vibration motor 103, the coil climbs along the spiral track and is oriented by the pin position 104, and the coil robot arm 202 grabs the coil to the rotary assembly platform 401 station; the air pressure regulating device 503 is configured inside the high-precision glue dispenser 502 and is controlled by the instrument system 504. After the glue dispensing step is completed, the glue dispensing robot arm 501 places the workpiece The conveyor belt 601 enters the next step; during use, the operator sets the air pressure to 0.2MPa, the dispensing time to 50ms, and the suction force to 3N through the instrument system 504, and the dispensing device 502 dispenses glue to the 4 points of the magnetic core coil simultaneously, and the glue amount error is ≤0.3mg; during use, the PLC controller 705 sets the drying temperature to 80℃, the thermocouple 706 monitors the temperature in real time, and the hot air circulation module 704 controls the temperature fluctuation within ±8℃, and the curing time is 3 minutes; during use, the PLC controller 705 sets the drying temperature to 80℃, the thermocouple 706 monitors the temperature in real time, and the hot air circulation module 704 controls the temperature fluctuation within ±8℃, and the curing time is 3 minutes.

[0034] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A fully automatic magnetic core threading, glue dispensing and drying machine, characterized in that: include: The magnetic core and coil assembly unit is composed of a magnetic core vibration plate (101), a coil vibration plate (102), a magnetic core mechanical arm (201), a coil mechanical arm (202), an assembly sensor (301), and a rotary assembly platform (401). The rotary assembly platform (401) is provided with a plurality of workstations for cyclically assembling the magnetic core and the coil; the dispensing fixing unit is composed of a dispensing mechanical arm (501), a high-precision dispensing device (502), an air pressure regulating device (503), and a conveyor belt (601). The dispensing mechanical arm is connected to the instrument system (501). 04) Control the air pressure, time and back-sucking parameters, and the dispensing amount error is ±0.3mg; Tunnel oven unit: It is composed of a fully enclosed oven (701), a temperature control system (702), and an outlet receiving plate (703). The temperature fluctuation of the fully enclosed oven (701) is controlled within the range of ±10%; Rejection mechanism: When the assembly sensor (301) detects that the core length is abnormal, the equipment stops and triggers a manual rejection signal; Control system: Integrated computer control desktop (801) for adjusting assembly speed, dispensing parameters and oven temperature.

2. The fully automatic magnetic core threading, glue dispensing and drying machine as claimed in claim 1, characterized in that: The assembly sensor (301) is a photoelectric length detection sensor, which is used to detect in real time whether the length of the magnetic core is 16 mm.

3. The fully automatic magnetic core threading, glue dispensing and drying machine as claimed in claim 1, characterized in that: A vibration motor (103) is provided at the bottom of the magnetic core vibration disk (101) and the coil vibration disk (102). The magnetic core and the coil are controlled to climb along the spiral track by the vibration frequency, and the directional arrangement is achieved by the positioning of the pins (104).

4. The fully automatic magnetic core threading, glue dispensing and drying machine as claimed in claim 1, characterized in that: The glue dispenser (502) is a piezoelectric glue dispenser imported from Japan, and the PID algorithm of the air pressure regulating device (503) is used to achieve closed-loop control of the glue dispensing amount.

5. The fully automatic magnetic core threading, glue dispensing and drying machine as claimed in claim 1, characterized in that: The oven (701) is provided with a hot air circulation module (704) inside, and the temperature is adjusted in real time by a PLC controller (705), and the temperature data is fed back via a thermocouple (706).

6. The fully automatic magnetic core threading, glue dispensing and drying machine as claimed in claim 1, characterized in that: The magnetic core vibration disk (101) is driven by the vibration motor (103), the magnetic core climbs along the spiral track and is oriented and arranged by the pin clamping position (104), the magnetic core mechanical arm (201) grabs the magnetic core to the rotary assembly platform (401) station, and the assembly sensor (301) detects the length of the magnetic core. If there is an abnormality, the machine will be shut down and an alarm will be issued.

7. The fully automatic magnetic core threading, glue dispensing and drying machine as claimed in claim 1, characterized in that: The coil vibration disk (102) is driven by the vibration motor (103), the coil climbs along the spiral track and is oriented and arranged through the pin clamping position (104), and the coil mechanical arm (202) grabs the coil to the rotary assembly platform (401) workstation.

8. The fully automatic magnetic core threading, glue dispensing and drying machine as claimed in claim 1, characterized in that: The air pressure regulating device (503) is arranged inside the high-precision glue dispenser (502) and is controlled by the instrument system (504). After the glue dispensing step is completed, the glue dispensing robot arm (501) places the workpiece onto the conveyor belt (601) to proceed to the next step.

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