Flexible production line for magnetic circuit assembly

Abstract

The invention relates to the technical field of loudspeaker assembly equipment, and particularly discloses a magnetic circuit assembly flexible production line, which comprises a machine table, and a feeding conveying belt and a returning conveying belt are arranged on the machine table in parallel; the feeding mechanisms are sequentially arranged on the machine table front and back, the gluing mechanism is arranged on the rear side of the single feeding mechanism, and the gluing mechanism is used for conducting glue dispensing on the semi-finished magnetic circuit in the tool; the hot pressing mechanism is arranged on the rear side of the gluing mechanism, and the finished product discharging mechanism is used for taking out and discharging finished product magnetic groups in the tool; the carrying mechanism is used for carrying tools; the tool is conveyed forwards along with the feeding conveying belt and is driven by the carrying mechanism to pass through the feeding mechanism, the gluing mechanism, the hot pressing mechanism and the finished product discharging mechanism, and the empty disc tool flows back to the inlet position of the feeding conveying belt through the returning conveying belt. Flexible automatic magnetic circuit assembly is achieved through cooperation of the conveying belt, the overall occupied area is reduced, and meanwhile the cost is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of loudspeaker assembly equipment, in particular to a flexible production line for magnetic circuit assembly. BACKGROUND

[0002] The magnetic circuit of a loudspeaker is a core component of the loudspeaker, mainly composed of pole pieces, magnetic steel, magnetic covers and other components, and interacts with the voice coil to produce vibration through electromagnetic induction principle. The current magnetic circuit assembly is usually realized by an automatic production line. For example, the prior application with the patent number CN202111149964.9 discloses a loudspeaker magnetic circuit assembly production line and an assembly method thereof, which realizes an automatic assembly process through multiple workstations with complex structures. Although such equipment has high efficiency, it has large floor area and high cost for purchase and modification, and has disadvantages. SUMMARY

[0003] The purpose of the present application is to provide a flexible production line for magnetic circuit assembly to solve the problems raised in the background art.

[0004] To solve the above technical problems, the present application is realized by the following technical scheme: a flexible production line for magnetic circuit assembly, comprising: a machine table, on which a feeding conveyor belt and a return conveyor belt are arranged side by side; a plurality of feeding mechanisms arranged in sequence on the machine table, the feeding mechanisms being used to convey different materials, the materials including pole pieces, magnetic steel and magnetic covers; a glue applying mechanism arranged at the rear side of a single feeding mechanism, the glue applying mechanism being used to glue the semi-finished magnetic circuit in the tooling; a hot pressing mechanism arranged at the rear side of the glue applying mechanism, the hot pressing mechanism being used to hot press the glued semi-finished magnetic circuit; a finished product unloading mechanism, which is used to take out the finished magnetic assembly in the tooling; a carrying mechanism, which is used to carry the tooling on the feeding conveyor belt, the feeding mechanism, the glue applying mechanism, the hot pressing mechanism and the finished product unloading mechanism; wherein the tooling is conveyed forward with the feeding conveyor belt and passes through the feeding mechanism, the glue applying mechanism, the hot pressing mechanism and the finished product unloading mechanism under the driving of the carrying mechanism, and the empty tooling is returned to the inlet position of the feeding conveyor belt through the return conveyor belt.

[0005] Further, the feeding mechanism comprises a vibrating disc, a first bearing assembly and a feeding assembly arranged on one side of the vibrating disc, the first bearing assembly can make linear displacement in the horizontal direction, the first bearing assembly is used to accommodate the tooling, the carrying mechanism carries the tooling on the feeding conveyor belt to the first bearing assembly, and the feeding assembly can make linear displacement in the horizontal and vertical directions. The pusher assembly can carry at least two materials from the vibration disc at a time and push them out to the feeding position, and at this time the materials in the vibration disc cannot continue to enter the pusher assembly, and the feeding assembly is used to take the materials in the pusher assembly to the tool on the first carrying assembly.

[0006] Further, the pusher assembly comprises: a first support frame; a material blocking plate arranged on the first support frame, the material blocking plate is provided with a first groove for accommodating a single material; a first linear drive module arranged on the first support frame, the first linear drive module drives the material blocking plate to move linearly, the material blocking plate is provided with a second groove for accommodating a single material, and the second groove can communicate with the first groove during the movement of the material blocking plate, at which time the materials can enter the second groove from the first groove.

[0007] Further, the glue applying mechanism comprises a second carrying assembly and a glue applying assembly, the second carrying assembly can move linearly in the horizontal direction, the glue applying assembly can move linearly in the horizontal and vertical directions, the conveying mechanism conveys the tool on the feeding belt to the second carrying assembly, and the glue applying assembly comprises a glue applicator and an AOI detector arranged on one side of the glue applicator.

[0008] Further, it further comprises a waste disc recycling assembly, the waste disc recycling assembly comprises an inclined recycling frame, a guide plate is arranged parallel to the recycling frame, a first air cylinder is arranged below the recycling frame, a clamping plate is arranged at the end of the first air cylinder, the clamping plate is connected with a guide strip, the guide strip is arranged below the guide plate, a guide groove is arranged on the recycling frame, and the guide plate is arranged in the guide groove and can move along the guide groove. The guide plate and the recycling frame are used to accommodate the tool, and a plurality of openings are arranged on the guide plate. A first connecting frame is arranged below the recycling frame, and the first connecting frame is used to clamp the glue applying mechanism.

[0009] Further, the hot pressing mechanism comprises a plurality of parallel arranged hot pressing stations and hot pressing carrying assemblies, the hot pressing station is provided with a hot pressing carrying assembly, the hot pressing carrying assembly can accommodate a single tool, the hot pressing carrying assembly can move linearly in the horizontal direction, and a hot pressing die is arranged in the hot pressing station to hot press the tool on the hot pressing carrying assembly.

[0010] Further, the finished product discharging mechanism comprises a third bearing assembly, a discharging assembly, a ejection assembly, a detection module and a discharging track, the third bearing assembly is used to accommodate a tooling and can drive the tooling to make linear displacement in the horizontal direction, the discharging assembly comprises a plurality of adsorption heads, the discharging assembly drives the adsorption heads to make linear displacement in the horizontal and vertical directions; The ejection assembly is arranged between the third bearing assembly and the detection module, the ejection assembly is used to eject the finished product magnetic circuit in the tooling, the adsorption heads adsorb the finished product magnetic circuit and drive the finished product magnetic circuit to above the detection module for visual detection, and the finished product magnetic circuit detected falls to the discharging track for collection.

[0011] Further, the ejection assembly comprises a driving motor, a screw transmission module and an ejection plate, the driving motor drives the screw transmission module to move, the screw transmission module drives the ejection plate to make linear displacement in the vertical direction, a plurality of ejection needles are arranged on the ejection plate, and the positions of the ejection needles correspond to the hole positions on the tooling.

[0012] Further, the conveying mechanism comprises a linear module and a clamping module, the linear module drives the clamping module to make linear movement in the horizontal and vertical directions, and the clamping module makes clamping movement on the tooling.

[0013] The present application has the following beneficial effects: The present application realizes flexible automatic magnetic circuit assembly through the cooperation of the conveying belt, reduces the overall occupied area, and reduces the cost.

[0014] The present application realizes quantitative and timed conveying of materials through the feeding mechanism, and realizes limiting and quantitative conveying through the pushing assembly.

[0015] The present application can recycle the tooling where the unqualified product is located through the waste disc recycling assembly.

[0016] The present application realizes the ejection of the finished product from the tooling through the material positioning assembly, and facilitates adsorption and removal. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0018] Figure 1 The position distribution schematic diagram of the magnetic circuit assembly flexible production line of embodiment 1; Figure 2 The schematic diagram of the feeding mechanism of Figure 1 ; Figure 3 a schematic view of a pushing assembly of the feeding assembly; Figure 2 Figure 4 a schematic view of a gluing mechanism of the feeding assembly; Figure 1 Figure 5 a schematic view of a hot-pressing mechanism of the feeding assembly; Figure 1 a schematic view of a waste disc recycling assembly in the feeding assembly; Figure 6 Figure 4 Figure 5 a schematic view of a top view state of the feeding assembly; Figure 7 a schematic view of a finished product discharging mechanism in the feeding assembly; Figure 6 Figure 8 a schematic view of a top view state of the feeding assembly; Figure 1 a schematic view of a top view state of the feeding assembly; Figure 9 Figure 8 a schematic view of a top view state of the feeding assembly.

[0019] Reference signs: 10: machine table; 11: feeding conveyor belt; 12: return material conveyor belt; 20: feeding mechanism; 21: vibration disc; 22: first bearing assembly; 23: feeding assembly; 24: pushing assembly; 241: first support frame; 242: material blocking plate; 243: first groove body; 244: first linear driving module; 245: pushing plate; 246: second groove body; 30: gluing mechanism; 31: second bearing assembly; 32: dispensing assembly; 321: dispenser; 322: AOI detector; 33: waste disc recycling assembly; 331: recycling frame; 332: guide plate; 333: first air cylinder; 334: clamping plate; 335: guide strip; 336: guide groove; 337: first connecting frame; 40: hot-pressing mechanism; 41: hot-pressing station; 42: hot-pressing bearing assembly; 43: hot-pressing mold; 50: finished product discharging mechanism; 51: third bearing assembly; 52: discharging assembly; 521: adsorption head; 53: ejection assembly; 531: driving motor; 532: screw transmission module; 533: ejection plate; 534: ejection needle; 54: detection module; 55: discharging track; 60: carrying mechanism; 61: linear module; 62: clamping module; 100: tooling. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0021] Embodiment 1​​​​​​ As Figures 1-9 , the magnetic circuit assembly flexible production line in this embodiment is mainly composed of a machine table 10, a plurality of feeding mechanisms 20 arranged in sequence on the machine table 10, a glue coating mechanism 30 arranged at the rear side of a single feeding mechanism 20, a hot pressing mechanism 40 arranged at the rear side of a single glue coating mechanism 30, a finished product unloading mechanism 50, and a carrying mechanism 60. The machine table 10 is provided with a feeding conveyor belt 11 and a return conveyor belt 12 arranged side by side. The feeding conveyor belt 11 and the return conveyor belt 12 can adopt a belt conveying device. The feeding conveyor belt 11 and the return conveyor belt 12 are located below the above-mentioned mechanisms, forming an overhead structure. The tooling 100 is conveyed forward along the feeding conveyor belt 11 and is driven by the carrying mechanism 60 to pass through the feeding mechanism 20, the glue coating mechanism 30, the hot pressing mechanism 40, and the finished product unloading mechanism 50. The empty tooling 100 is carried from the feeding conveyor belt 11 to the return conveyor belt 12 by a mechanical hand or an additional carrying mechanism 60 and is returned to the adjacent position of the inlet of the feeding conveyor belt 11. Then, the mechanical hand or the carrying mechanism 60 takes the tooling 100 to the feeding conveyor belt 11 for reuse.

[0022] In combination Figures 2-3 , the feeding mechanism 20 is used to convey different materials, including pole pieces, magnetic steels, and magnetic covers. The feeding mechanism 20 includes a vibrating disc 21, a first bearing assembly 22, and a feeding assembly 23 arranged on one side of the vibrating disc 21. The first bearing assembly 22 can make linear displacement in the horizontal direction. The first bearing assembly 22 is used to accommodate the tooling 100. The carrying mechanism 60 carries the tooling 100 on the feeding conveyor belt 11 to the first bearing assembly 22. The feeding assembly 23 can make linear displacement in the horizontal and vertical directions. The above-mentioned linear displacement is realized by a linear module. A pushing assembly 24 is arranged at the discharge port of the vibrating disc 21. The pushing assembly 24 can carry at least two materials from the vibrating disc 21 at a time and push them out to the feeding position. At this time, the materials in the vibrating disc 21 cannot continue to enter the pushing assembly 24. The feeding assembly 23 is used to take the materials in the pushing assembly 24 to the tooling 100 on the first bearing assembly 22.

[0023] The pushing assembly 24 comprises a first support frame 241, a material blocking plate 242 arranged on the first support frame 241, a first groove 243 arranged on the material blocking plate 242, the first groove 243 being used for accommodating a single material, a first linear driving module 244 arranged on the first support frame 241, the first linear driving module 244 being a linear module, the first linear driving module 244 being used for driving a pushing plate 245 to move linearly, a second groove 246 arranged on the pushing plate 245, the second groove 246 being used for accommodating a single material, the second groove 246 being communicated with the first groove 243 during the movement of the pushing plate 245, at this time, the material can enter the second groove 246 from the first groove 243, the positions and the number of the first groove 243 and the second groove 246 correspond to the positions and the number of the material track on the vibrating disc 21, thereby realizing the quantitative and position-limited feeding structure.

[0024] In combination Figure 4 The gluing mechanism 30 comprises a second bearing assembly 31 and a glue dispensing assembly 32, the second bearing assembly 31 can move linearly in the horizontal direction, the glue dispensing assembly 32 can move linearly in the horizontal and vertical directions, the conveying mechanism 60 conveys the tooling 100 on the feeding conveyor belt 11 to the second bearing assembly 31, the glue dispensing assembly 32 comprises a glue dispenser 321 and an AOI detector 322 arranged on one side of the glue dispenser 321.

[0025] In combination Figure 5 The hot pressing mechanism 40 comprises a plurality of parallel arranged hot pressing stations 41 and a hot pressing bearing assembly 42, the hot pressing bearing assembly 42 is arranged in the hot pressing station 41, the hot pressing bearing assembly 42 can accommodate a single tooling 100, the hot pressing bearing assembly 42 can move linearly in the horizontal direction, the hot pressing station 41 is provided with a hot pressing die 43 for hot pressing the tooling 100 on the hot pressing bearing assembly 42, and the glue dispensing position is solidified.

[0026] In combination Figures 6-7A waste disc recycling assembly 33 is arranged on one side of the gluing mechanism 30 and the hot-pressing mechanism 40, the waste disc recycling assembly 33 comprises a recycling frame 331 arranged obliquely, a guide plate 332 is arranged in parallel on the recycling frame 331, a first air cylinder 333 is arranged below the recycling frame 331, a clamping plate 334 is arranged at the end of the first air cylinder 333, the clamping plate 334 is connected with a guide strip 335, the guide strip 335 is arranged below the guide plate 332, a guide groove 336 is arranged on the recycling frame 331, the guide plate 332 is arranged in the guide groove 336 and can move along the guide groove 336, the guide plate 332 and the recycling frame 331 are used to accommodate the tooling 100, so that the guide plate 332 can move a certain distance on the recycling frame 331, can extend outwardly or contract inwardly, prolongs the accommodation range of the tooling 100, and after accommodating the tooling 100, the guide plate 332 can be retracted, a sliding force is provided for the tooling 100, so that the tooling 100 can slide to the bottom of the recycling frame 331.

[0027] A plurality of openings are arranged on the guide plate 332 for weight reduction.

[0028] A first connecting frame 337 is arranged below the recycling frame 331, the first connecting frame 337 is used to clamp the gluing mechanism 30, so as to facilitate connection and installation.

[0029] In combination Figures 8-9 The finished product discharging mechanism 50 comprises a third bearing assembly 51, a discharging assembly 52, a ejection assembly 53, a detection module 54 and a discharging track 55, the third bearing assembly 51 is used to accommodate the tooling 100 and can drive the tooling 100 to move linearly in the horizontal direction, the discharging assembly 52 comprises a plurality of adsorption heads 521, the discharging assembly 52 drives the adsorption heads 521 to move linearly in the horizontal and vertical directions.

[0030] The ejection assembly 53 is arranged between the third bearing assembly 51 and the detection module 54, the ejection assembly 53 is used to eject the finished product magnetic circuit in the tooling 100, the adsorption heads 521 adsorb the finished product magnetic circuit and drive it to the detection module 54 for visual detection, the finished product magnetic circuit that passes the detection falls to the discharging track 55 for collection, of course, a recycling container can be arranged to collect the products that do not pass, of course, the discharging track 55 can be used to recycle the unqualified products, and the recycling container can be used to collect the qualified products.

[0031] The top material assembly 53 comprises a driving motor 531, a screw transmission module 532 and a top material plate 533. The driving motor 531 drives the screw transmission module 532 to move, and the screw transmission module 532 drives the top material plate 533 to make linear displacement in the vertical direction. A plurality of top material needles 534 are arranged on the top material plate 533, and the positions of the top material needles 534 correspond to the hole positions on the tooling 100. Thus, when the third bearing assembly 51 drives the tooling 100 to move to the position of the top material assembly 53, the top material needles 534 can lift the magnetic circuit product in the tooling 100 from below, so that the adsorption head 521 can vacuum adsorb and take away the magnetic circuit product.

[0032] It should be noted that the carrying mechanism 60 is used in combination with the feeding mechanism 20, the gluing mechanism 30 and the finished product discharging mechanism 50. The carrying mechanism 60 comprises a linear module 61 and a clamping module 62. The linear module 61 drives the clamping module 62 to make linear movement in the horizontal and vertical directions. The clamping module 62 clamps the tooling 100 to make clamping movement. The clamping module 62 is realized by a pneumatic clamping jaw.

[0033] The preferred embodiments disclosed above are only used to help explain the present application. The preferred embodiments do not describe all the details and do not limit the present application to the specific embodiments described. Obviously, many modifications and variations can be made according to the content of the present application. The present application is selected and described in detail to better explain the principles and practical application of the present application, so that those skilled in the art can well understand and utilize the present application. The present application is limited by the claims and their full scope and equivalents.

Claims

1. A magnetic circuit assembly flexible production line, characterized by, The machine table is provided with a feeding conveyor belt and a return conveyor belt side by side; A plurality of feeding mechanisms are arranged in sequence on the machine table, the feeding mechanisms are used to convey different materials, and the materials include pole pieces, magnetic steels and magnetic covers; A gluing mechanism is arranged at the rear side of a single feeding mechanism, the gluing mechanism is used to glue the semi-finished magnetic circuit in the tooling; A hot pressing mechanism is arranged at the rear side of the gluing mechanism, the hot pressing mechanism is used to hot press the semi-finished magnetic circuit after gluing; A finished product unloading mechanism is used to take out the finished product magnetic group in the tooling; A conveying mechanism is used to convey the tooling on the feeding conveyor belt, the feeding mechanism, the gluing mechanism, the hot pressing mechanism and the finished product unloading mechanism; The tooling is conveyed forward with the feeding conveyor belt and passes through the feeding mechanism, the gluing mechanism, the hot pressing mechanism and the finished product unloading mechanism under the action of the conveying mechanism, and the empty tooling is returned to the inlet position of the feeding conveyor belt through the return conveyor belt. The feeding mechanism includes a vibrating disc, a first bearing assembly and a feeding assembly arranged on one side of the vibrating disc, the first bearing assembly can make linear displacement in the horizontal direction, the first bearing assembly is used to accommodate the tooling, the conveying mechanism conveys the tooling on the feeding conveyor belt to the first bearing assembly, and the feeding assembly can make linear displacement in the horizontal and vertical directions; 2. The magnetic circuit assembly flexible production line according to claim 1, characterized in that A pushing assembly is arranged at the discharge port of the vibrating disc, the pushing assembly can carry at least two materials from the vibrating disc at a time and push them out to the feeding position, and at this time the materials in the vibrating disc cannot continue to enter the pushing assembly, and the feeding assembly is used to take and send the materials in the pushing assembly to the tooling on the first bearing assembly. The pushing assembly includes:

3. A magnetic circuit assembly flexible production line according to claim 2, characterized in that A first support frame; A blocking plate is arranged on the first support frame, the blocking plate is provided with a first groove, and the first groove is used to accommodate a single material; A first linear drive module is arranged on the first support frame, the first linear drive module is used to drive the blocking plate to make linear motion, the blocking plate is provided with a second groove, the second groove is used to accommodate a single material, and the second groove can communicate with the first groove during the movement of the blocking plate, at this time the materials can enter the second groove from the first groove. The gluing mechanism includes a second bearing assembly and a glue dispensing assembly, the second bearing assembly can make linear displacement in the horizontal direction, the glue dispensing assembly can make linear displacement in the horizontal and vertical directions, the conveying mechanism conveys the tooling on the feeding conveyor belt to the second bearing assembly, and the glue dispensing assembly includes a glue dispenser and an AOI detector arranged on one side of the glue dispenser.

4. The magnetic circuit assembly flexible production line according to claim 1, characterized in that: It also includes a waste disc recycling assembly, the waste disc recycling assembly includes an inclined recycling frame, a guide plate is arranged in parallel on the recycling frame, a first air cylinder is arranged below the recycling frame, a clamping plate is arranged at the end of the first air cylinder, the clamping plate is connected with a guide strip, the guide strip is arranged below the guide plate, a guide groove is arranged on the recycling frame, and the guide plate is arranged in the guide groove and can move along the guide groove; 5. A magnetic circuit assembly flexible production line according to claim 4, characterized in that ​ The guide plate is provided with a plurality of openings for accommodating the tooling; The first connecting frame is arranged below the recycling frame and used for clamping to the gluing mechanism.

6. The magnetic circuit assembly flexible production line according to claim 1, characterized in that: The hot-pressing mechanism comprises a plurality of parallel hot-pressing stations and hot-pressing bearing assemblies, the hot-pressing station is provided with a hot-pressing bearing assembly, the hot-pressing bearing assembly can accommodate a single tooling, the hot-pressing bearing assembly can make linear displacement in the horizontal direction, and the hot-pressing station is provided with a hot-pressing die for hot-pressing the tooling on the hot-pressing bearing assembly.

7. The magnetic circuit assembly flexible production line according to claim 1, characterized in that: The finished product unloading mechanism comprises a third bearing assembly, an unloading assembly, a ejection assembly, a detection module and an unloading track, the third bearing assembly is used for accommodating the tooling and can drive the tooling to make linear displacement in the horizontal direction, the unloading assembly comprises a plurality of suction heads, the unloading assembly drives the suction heads to make linear displacement in the horizontal and vertical directions; The ejection assembly is arranged between the third bearing assembly and the detection module, the ejection assembly is used for ejecting the finished product magnetic circuit in the tooling, the suction head adsorbs the finished product magnetic circuit and drives it to the detection module for visual detection, and the finished product magnetic circuit detected falls to the unloading track for collection.

8. A magnetic circuit assembly flexible production line according to claim 7, characterized in that The ejection assembly comprises a driving motor, a screw transmission module and an ejection plate, the driving motor drives the screw transmission module to move, the screw transmission module drives the ejection plate to make linear displacement in the vertical direction, the ejection plate is provided with a plurality of ejection needles, and the positions of the ejection needles correspond to the hole positions on the tooling.

9. The magnetic circuit assembly flexible production line according to claim 1, characterized in that: The conveying mechanism comprises a linear module and a clamping module, the linear module drives the clamping module to make linear motion in the horizontal and vertical directions, and the clamping module makes clamping motion on the tooling.

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