阅读说明：本技术 一种非导音圈出线粘压装置及压线方法 (Non-voice coil leading-out wire bonding and pressing device and wire pressing method ) 是由 李德亮 李勇 漆乐乐 于 2021-09-09 设计创作，主要内容包括：本发明提供一种非导音圈出线距的出线粘压装置和压线方法,其中,压线方法包括以下步骤：音圈引线整线完成后引线朝上角度校正放置,由喷溶剂机构将音圈骨架及引线表层喷涂少量溶剂；第二气缸机构带动压线头至音圈卷巾上方；第一气缸机构带动压线头从卷巾处往骨架出线处运动；由二段往下气缸带动压线头将导入压线片V槽内的引线粘压音圈骨架上；粘压完成后,第一气缸机构和第二气缸机构由反向顺序回各气缸静点。本发明的有益效果是：通过自动化手段完成压线工序,提高了效率,降低了劳动成本。(The invention provides a wire outlet bonding and pressing device and a wire pressing method for the wire outlet distance of a non-sound guiding ring, wherein the wire pressing method comprises the following steps: after finishing the whole wire of the voice coil lead, correcting the upward angle of the lead, and spraying a small amount of solvent on the voice coil framework and the surface layer of the lead by a solvent spraying mechanism; the second cylinder mechanism drives the line pressing head to be above the voice coil winding towel; the first cylinder mechanism drives the yarn pressing head to move from the towel rolling position to the framework outlet line position; the two sections of lower cylinders drive the wire pressing heads to stick and press the lead led into the V-shaped groove of the wire pressing sheet on the voice coil framework; after the sticking pressure is finished, the first cylinder mechanism and the second cylinder mechanism return to the dead point of each cylinder in a reverse sequence. The invention has the beneficial effects that: the line pressing process is completed through an automatic means, so that the efficiency is improved, and the labor cost is reduced.)

1. A line pressing method for the line outgoing distance of a non-sound-guiding ring is characterized by comprising the following steps:

after finishing the whole wire of the voice coil lead, correcting the upward angle of the lead, and spraying a small amount of solvent on the voice coil framework and the surface layer of the lead by a spraying and dissolving mechanism;

the second cylinder mechanism drives the line pressing head to be above the voice coil winding towel;

the first cylinder mechanism drives the yarn pressing head to move from the towel rolling position to the framework outlet line position;

a second section of the second cylinder mechanism drives a wire pressing head to a lower cylinder to glue and press a lead led into a V groove of the wire pressing sheet on the voice coil framework;

after the sticking pressure is finished, the first cylinder mechanism and the second cylinder mechanism return to the dead point of each cylinder in a reverse sequence.

2. The method according to claim 1, wherein the one of the two sections of devices drives the pressing head to the position above the voice coil winding towel by the downward cylinder, and the gap is reserved for 3-5mm to prevent scratching the winding towel.

3. The method of claim 1, wherein the lead-pressing head guide grooves guide the leads of both sides of the voice coil into the V-grooves of the pressing sheet to ensure the distance between two wires.

4. The method according to claim 1, wherein the crimping block of the crimping head is made of copper and has a radius equal to the sum of the diameter of the voice coil bobbin and the diameter of the voice coil towel wire.

5. The method according to claim 4, wherein the wire pressing block is provided with a heating device, and the voice coil lead is quickly and stably adhered to the voice coil framework after being pressed down.

6. The non-voice coil outgoing line bonding device is characterized by comprising a spray melting mechanism, a first cylinder assembly moving back and forth, a second cylinder assembly moving up and down and a line pressing head mechanism, wherein the first cylinder assembly is vertically fixed on the second cylinder assembly, one end of the spray melting mechanism is fixed at the upper end of the second cylinder assembly, the line pressing head mechanism is fixed at the other end of the spray melting mechanism, and a space formed by semi-surrounding of the spray melting mechanism, the first cylinder assembly moving back and forth, the second cylinder assembly moving up and down and the line pressing head mechanism is used for voice coil outgoing line bonding.

7. The non-conductive coil outlet bonding and pressing device as claimed in claim 6, wherein the spray-melting mechanism comprises a transverse bracket and a longitudinal bracket, the end of the transverse bracket is vertically connected with the end of the longitudinal bracket, the spray-melting head is arranged inside the longitudinal bracket, and a reinforcing rib is further installed at the connection position of the transverse bracket and the longitudinal bracket.

8. The non-conductive coil outlet bonding and pressing device as claimed in claim 6, wherein the first cylinder assembly comprises a base, a first slide rail is arranged on the base, a mounting seat is arranged on the first slide rail, a first cylinder is arranged at one end of the base and used for pushing the mounting seat to move back and forth, a buffer is arranged at the other end of the base opposite to the first cylinder, and the mounting seat is used for mounting a second cylinder assembly.

9. The non-conductive coil outlet bonding and pressing device as claimed in claim 6, wherein the second cylinder assembly comprises a bracket, the bracket is fixed on the mounting seat of the first cylinder assembly, the bracket is perpendicular to the mounting seat, the upper half portion of the bracket is provided with a second sliding rail, a second cylinder and a mounting rack, the mounting rack is located on the second sliding rail and is pushed to move downwards by the second cylinder, a third cylinder is further arranged at a side position of the lower half portion of the bracket, and the third cylinder is connected with the mounting seat and is pushed to move upwards.

10. The non-conductive coil outlet bonding and pressing device as claimed in claim 6, wherein the wire pressing head mechanism comprises a magnet fixing seat and a wire pressing head, the magnet fixing seat is fixedly connected with the transverse support of the spray melting mechanism, the wire pressing head is arranged on the magnet fixing seat and comprises a semicircular wire pressing groove, a gap is transversely arranged in the middle of the wire pressing groove, and a V-shaped groove is longitudinally arranged at the end part of the wire pressing groove.

Technical Field

The invention relates to the field of non-conductive coil processing, in particular to a non-conductive coil outgoing line bonding and pressing device and a line pressing method.

Background

The cylindrical framework of the non-conductive voice coil is generally fixed on the framework or the bottom layer of the reinforcing paper of the framework in a sticking and pressing mode according to the pattern at a specific outgoing line angle. The existing production mode of the process depends on manual assembly line operation, the efficiency is low, the labor intensity is high, the production cost is high, the quality is unstable during operation, and the cost waste of manual operation and raw materials is caused.

Disclosure of Invention

In order to solve the above problems, the present invention aims to provide a method for manufacturing a non-conductive coil by mechanical processing and adhesive pressing, in particular to a method for fixing lead wire distances on the left and right sides of a voice coil framework by adhesive pressing, which is realized by the following technical scheme.

A wire-out bonding and pressing method for a non-voice coil wire-out distance comprises the following steps:

after finishing the whole wire of the voice coil lead, correcting the upward angle of the lead, and spraying a small amount of solvent on the voice coil framework and the surface layer of the lead by a spraying and dissolving mechanism;

the second cylinder mechanism drives the line pressing head to be above the voice coil winding towel;

the first cylinder mechanism drives the yarn pressing head to move from the towel rolling position to the framework outlet line position;

a second section of the second cylinder mechanism drives a wire pressing head to a lower cylinder to glue and press a lead led into a V groove of the wire pressing sheet on the voice coil framework;

after the sticking pressure is finished, the first cylinder mechanism and the second cylinder mechanism return to the dead point of each cylinder in a reverse sequence.

Furthermore, one section of downward air cylinder in the upper and lower sections of devices drives the pressure head to the position above the voice coil winding kerchief, and 3-5mm of clearance is reserved to prevent the winding scarf from being scratched.

Furthermore, the lead wires at two sides of the voice coil are guided into the V-shaped grooves of the wire pressing sheet by the wire pressing head guide grooves so as to ensure the distance between the two wires.

Furthermore, the wire pressing block of the wire pressing head is made of copper, and the radius of the wire pressing block is the sum of the diameters of the voice coil framework and the voice coil winding towel wire.

Furthermore, be provided with the device that generates heat on the line ball piece, make the quick firm of gluing of voice coil loudspeaker voice coil lead wire press on the voice coil loudspeaker voice coil skeleton after pushing down.

The wire outlet bonding device comprises a spray melting mechanism, a first cylinder assembly moving back and forth, a second cylinder assembly moving up and down and a wire pressing head mechanism, wherein the first cylinder assembly is vertically fixed on the second cylinder assembly, one end of the spray melting mechanism is fixed at the upper end of the second cylinder assembly, the wire pressing head mechanism is fixed at the other end of the spray melting mechanism, and a space formed by semi-surrounding of the spray melting mechanism, the first cylinder assembly moving back and forth, the second cylinder assembly moving up and down and the wire pressing head mechanism is used for wire outlet bonding of a voice coil.

Furthermore, the spraying and melting mechanism comprises a transverse support and a longitudinal support, the end part of the transverse support is vertically connected with the end part of the longitudinal support, the spraying and melting head is arranged on the inner side of the longitudinal support, and reinforcing ribs are further arranged at the joint of the transverse support and the longitudinal support.

Furthermore, the first cylinder assembly comprises a base, a first slide rail is arranged on the base, a mounting seat is arranged on the first slide rail, a first cylinder is arranged at one end of the base and used for pushing the mounting seat to move back and forth, a buffer is arranged at the other end of the base opposite to the first cylinder, and the mounting seat is used for mounting a second cylinder assembly.

Furthermore, the second cylinder assembly comprises a support, the support is fixed on a mounting seat of the first cylinder assembly and is perpendicular to the mounting seat, a second slide rail, a second cylinder and a mounting frame are arranged on the upper half portion of the support, the mounting frame is located on the second slide rail and is pushed to move downwards by the second cylinder, a third cylinder is further arranged on the side edge of the lower half portion of the support and is connected with the mounting seat to push the third cylinder to move upwards.

Furthermore, the line ball head mechanism includes magnet fixing base and line ball head, magnet fixing base and the horizontal support fixed connection who spouts the melting mechanism, the line ball head sets up on the magnet fixing base, and it includes semicircular line ball groove, transversely be provided with the clearance in the middle of the groove, vertically set up the V-arrangement groove of line ball groove tip.

The invention has the beneficial effects that: the line pressing process is completed through an automatic means, so that the efficiency is improved, and the labor cost is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a bonding and pressing device according to an embodiment of the present invention.

Fig. 2 is a side view of a bonding apparatus according to an embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a first cylinder assembly of an embodiment of the present invention.

Fig. 4 is a schematic structural view of a second cylinder assembly of the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a wire pressing head mechanism according to an embodiment of the invention.

Fig. 6 is a schematic structural diagram of a spray melting mechanism according to an embodiment of the present invention.

FIG. 7 is a schematic exploded view of a magnetic levitation device of a wire pressing head according to an embodiment of the present invention.

FIG. 8 is a schematic exploded view of a wire bonding head device according to an embodiment of the present invention.

Detailed Description

The present invention is further illustrated by the following examples, which are only a part of the examples of the present invention, and these examples are only for explaining the present invention and do not limit the scope of the present invention.

A wire-out bonding and pressing method for a non-voice coil wire-out distance comprises the following steps:

step 1, after finishing the whole line of the voice coil lead, correcting the upward angle of the lead, and spraying a small amount of solvent on the voice coil framework and the surface layer of the lead by a spraying and dissolving mechanism to dissolve the framework surface layer and the lead glue layer so that the voice coil framework and the lead glue layer have certain adhesiveness.

And 2, driving a pressure head to be above the voice coil winding kerchief by a cylinder moving downwards of the second cylinder assembly, and reserving 3-5MM in a gap to prevent the winding scarf from being scratched.

And 3, driving a wire pressing head to move from the towel rolling position to the framework wire outlet position by the first cylinder assembly, guiding the leads on the two sides of the voice coil into a wire pressing piece V groove by a wire pressing head guide groove in the moving process, ejecting and retracting the wire pressing piece 45 by a small-wire-diameter spring, and setting the height of the wire pressing piece to be about 2mm lower than that of the wire pressing piece so as to more stably guide the leads into the wire pressing piece V groove in the moving process and ensure the distance between two wires.

And 4, driving a pressure head to adhere the lead led into the V groove of the wire pressing sheet to the voice coil framework by the cylinder moving downwards of the second cylinder component to avoid pressing the lead, wherein the wire pressing block of the wire pressing head is made of copper, the radius of the wire pressing block is the sum of the diameter of the voice coil framework and the diameter of the voice coil winding towel wire, the upper magnetic pole and the lower magnetic pole perform a repulsive force field and a wire pressing block positioning bead gap in the magnetic suspension device along with the height limitation during the downward pressing movement, the upper magnetic pole and the lower magnetic pole are combined to be adhered to the voice coil in a self-adaptive and compact mode, the wire pressing block can be additionally provided with a heating device, and the voice coil lead is quickly and stably adhered to the voice coil framework after the temperature is kept to be pressed downwards, as shown in figures 7-8.

And 5, after the sticking and pressing are finished, returning each cylinder movement device of the voice coil winding towel scraping and pressing device to each cylinder dead point in a reverse sequence.

The method needs to be implemented by matching the outgoing line bonding and pressing device with a non-voice coil outgoing line distance, as shown in fig. 1-2, the outgoing line bonding and pressing device comprises a spray melting mechanism 30, a first cylinder assembly 10 moving back and forth, a second cylinder assembly 20 moving up and down in two sections and a line pressing head mechanism 40, wherein the first cylinder assembly 10 is vertically fixed on the second cylinder assembly, one end of the spray melting mechanism is fixed at the upper end of the second cylinder assembly, and the line pressing head mechanism is fixed at the other end of the spray melting mechanism; the spray melting mechanism, the first cylinder assembly moving back and forth, the second cylinder assembly moving up and down and the wire pressing head mechanism are arranged in a space formed by half surrounding and are used for implementing the process of coil-out wire bonding and pressing of the voice coil.

As shown in fig. 6, the spray melting mechanism 30 includes a horizontal bracket 31 and a vertical bracket 32, the end of the horizontal bracket 31 is vertically connected with the end of the vertical bracket 32 to form a bevel, and a reinforcing rib 33 is further installed at the joint of the horizontal bracket and the vertical bracket, so that the connection between the horizontal bracket 31 and the vertical bracket 32 is more stable through the reinforcing rib. The melt-spraying head 35 is arranged on the inner side of the longitudinal support and is connected with the longitudinal support through a melt-spraying head support 34, and the angle of the melt-spraying head 35 can be adjusted.

The first cylinder assembly is a mechanism which reciprocates back and forth and comprises a base 11, a first slide rail 18 is arranged on the base 11, a mounting seat 12 is arranged on the first slide rail 18, and the mounting seat 12 slides back and forth on the first slide rail 18. One end of the base 11 is provided with a first cylinder 13 for pushing the mounting seat 12 to move back and forth, and the other end of the base opposite to the first cylinder is provided with a buffer 15b, and the mounting seat 12 is used for mounting a second cylinder assembly 20. A damper 15a is further provided on the mount 12 at a position opposed to the first cylinder, and the damper 15a is a damping device of the first cylinder 13. The base 11 is provided with a third buffer 15c, and the buffers (15a, 15c) are respectively provided at both ends of the mount 12 and are used for limiting the stroke of the mount 12 on the slide rail.

The second cylinder assembly 20 is disposed on the mount 12 on the first cylinder assembly 10 and is held perpendicular to the first cylinder assembly 10. The second cylinder assembly 20 comprises a bracket 21, the bracket 21 is fixed on the mounting seat 12 of the first cylinder assembly through screws, and the bracket 21 is perpendicular to the mounting seat 12 and moves along with the forward and backward movement of the mounting seat. The bracket is formed by vertically connecting a bottom plate and a mounting plate 22 and is fixed by a triangular reinforcing rib 28. The upper half part of the bracket 21 is provided with a second slide rail 26, a second cylinder 23 and a mounting bracket 29, wherein the mounting bracket 29 is positioned on the second slide rail and is pushed by the second cylinder 23 to move downwards, and the stroke of the mounting bracket is limited by a buffer 25 b. The side position of the lower half part of the support is also provided with a third air cylinder 24, the third air cylinder 24 is fixed on the side surface of the support and connected with the side surface of the mounting frame 29 to push the support to move upwards, a buffer 25a is arranged on a stroke path to limit the stroke of the buffer, and the third air cylinder is positioned on the lower part of the support and is responsible for the upward movement of the mounting frame 29.

The second cylinder mechanism is composed of two sections of cylinders, namely the second cylinder 23 moves downwards, the third cylinder 24 moves upwards, the mounting frame 29 is pushed to move up and down, the mounting frame 29 is connected with the spray melting mechanism 30 and the line pressing head mechanism 40, and the spray melting mechanism 30 and the line pressing head mechanism 40 are pushed to move up and down.

As shown in fig. 5, 7 and 8, the wire pressing head mechanism 40 includes a connecting member 41, a magnet fixing seat 42 is disposed downward of the connecting member 41, the connecting member is fixedly connected by a repulsion connection of upper and lower magnets or a screw fixing manner, and a wire pressing head 43 is disposed on the magnet fixing seat 42. The magnet fixing seat is fixedly connected with a transverse bracket of the spray melting mechanism through a connecting piece 41, and a screw fixing mode can be adopted. The line ball head 42 sets up on the magnet fixing base, and it includes semicircular line ball groove 44, the line ball piece 45 that the spring is fixed, and the line ball piece is located groove 431 and cooperates with V-arrangement groove 46, transversely is provided with clearance 46 in the middle of the line ball groove, and the vertical V-arrangement groove 46 that sets up of line ball groove tip. The lead-in line ball piece V inslot of line ball head guide slot with voice coil loudspeaker voice coil both sides lead wire, line ball piece 45 is by the ejecting receipts and releases of little line footpath spring, sets up the height and hangs down about 2mm than the line ball piece for more stable lead-in line ball piece V inslot with the lead wire in the motion process, guarantee two line intervals. When the magnet is pressed down, the magnet fixing seat is limited along with the height, the upper and lower magnetic poles 421 of the magnet fixing seat 42 act as repulsive force fields and a pressing block positioning wave bead gap, and the combination of the upper and lower magnetic poles can enable the pressing groove 44 to be adhered to the sound ring in a self-adaptive and tight manner.

The principle of the invention is as follows: after the lead length of a non-conductive voice coil of the loudspeaker is finished, the process of the invention is entered, and the voice coil outgoing wire is automatically spaced and pressed on the voice coil framework. The method comprises the following steps: the semicircular wire pressing groove 44 of the wire pressing head mechanism 40 is used for placing a coil, the coil joint is pressed into a V-shaped groove, a solvent is sprayed in advance through the spray-melting head 35 to enable the coil to have viscosity, the position of the solvent is adjusted through the first cylinder mechanism and the second cylinder mechanism, and the voice coil lead is quickly and stably adhered to and pressed on the voice coil framework after the wire pressing head is pressed downwards.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.