CN105048217B - Multifunctional audio compression bonding apparatus - Google Patents

Abstract

A multi-functional audio crimping device, which includes a fixed frame, a wire clamp, a pressure block and a detection device, the pressure block is sleeved in the fixed frame, and the detection device is arranged on the pressure block; the wire clamp includes a wire clamp , connecting rods and cross bars; thread clamps are set on both sides of the pressing block; the detection device includes a blade, a probe, a battery, an indicator light, an "L"-shaped pressing rod and a pressing plate, and the detection device is set on the pressing block; the blade And the probe is fixed on the bottom cross bar of the "L" type pressure bar. The invention improves the wire bonding efficiency and can detect whether the wire cores being punched are conducting or not.

Description

Multifunctional audio crimping device

technical field

The invention relates to audio module wiring equipment, in particular to a multifunctional audio crimping device.

Background technique

The structure of the audio module is shown in Figure 10, which includes the end faces of the inner wires and the end faces of the jumper wires, and columns are respectively arranged at the left and right ends of the audio module. The end faces of the inner wires and the jumper wires both include clamping ports, and the core wires need to be clamped into the clamping ports when wiring.

At present, the audio module is wired with a wire cutter. The wire cutter is a special tool for the audio wiring module. The head of the wire cutter includes two parts: a pusher and a scissor. Tangent function. When in use, put the cable core wire into the clamping hole by hand, and pull it to a moderately tight position, align the wire punching knife vertically with the clamping hole in the horizontal plane, and push the core wire in rhythmically and quickly along the guide groove of the clamping hole , until the positioning surface of the pushing knife head touches the module terminal head, the wiring knife will make a crisp sound, automatically cut off the excess core wire, and then withdraw the wiring knife, and the wiring is completed. However, there are the following problems with the use of a wire punching knife: 1. The efficiency of wire punching is low, because the wire punching knife can only punch one wire at a time, and there are dozens of wires on an audio module that need to be connected. Therefore, using a wire punching knife one by one The wiring of the root needs to waste a lot of time. 2. The quality of the wiring cannot be tested. During the wiring process, whether the core wire and the metal shrapnel of the audio module are connected cannot be directly observed by eyes. Therefore, it is necessary to run the equipment after the wiring is completed. Normal operation means that there is no connected core wire, and all wires need to be re-wired.

Contents of the invention

Aiming at the problems of low bonding efficiency and inability to detect the bonding quality of the current bonding knife, the present invention provides a multi-functional audio crimping device that has high bonding efficiency and can detect whether the punched wire core is conductive.

The technical solution adopted by the present invention to solve the above technical problems is: a multifunctional audio crimping device, characterized in that it includes a fixed frame, a clamp, a pressing block and a detection device,

The fixed frame includes a left column, a right column and a connecting plate connecting the left column and the right column, and the lower ends of the left column and the right column are respectively provided with snap-in grooves that cooperate with the columns on the left and right sides of the audio wiring module ; The briquetting block is sleeved in the fixed frame, and the detection device is arranged on the briquetting block;

The wire clamp includes a wire clamp, a connecting rod and a cross bar. The wire clamp includes a pincer foot I and a pincer foot II, and a wire clamping groove is relatively arranged on the pincer foot I and pincer foot II. The upper ends of pliers feet I and pliers feet II are hinged by pin shafts, and torsion springs are arranged at the hinges; the lower ends of each connecting rod are fixedly connected with the corresponding pliers feet I, and the upper ends of all the connecting rods are connected to The cross bar is hinged; a cross arm is respectively arranged on the front and rear sides of the pressure block, and the cross arm is connected with the pressure block through a fixed rod, and the front and rear sides of the pressure block are provided with the The lower end of each clamp foot II is fixed on the cross arm; the detection device includes a blade, a probe, a battery, an indicator light, an "L"-shaped pressing rod and a pressing plate. A number of through holes are arranged horizontally in the middle of the pressure block, and the upper end of the straight rod of the "L" type pressure rod passes through the through hole and is fixedly connected with the pressure plate. Slide up and down in the through hole; the blade is fixed on the front end of the bottom cross bar of the "L" type pressure bar, and the blade is located inside the wire clamp, and the probe is fixed on the "L" type pressure bar The rear end of the bottom cross bar; the blade, the probe, the battery and the indicator lamp form a circuit loop, and the circuit loop is turned on after connecting the blade and the probe.

In order to make the wire clamps press down smoothly when the pressure block or the fixed frame is pressed down, and ensure that the core wire is stuck into the clamping hole, a point connected to the pressure block is added on the wire clamps to simultaneously tighten the wire from two positions. The wire clamp is pressed down, and preferably, the pin shaft of the wire clamp is fixedly connected with the pressure block.

In order to ensure the reliable clamping of the wire clamp and to facilitate the insertion of the wire core after the clamp is opened, the clamping grooves on the clamp foot I and the clamp foot II form a circle, and on the clamp foot II The circular arc of the clamping groove is the superior arc, and the circular arc of the clamping groove on the pincer foot I is the inferior arc.

In order to place the wire core to slide in the wire clamping groove when it is pressed down, an anti-slip pad is arranged inside the wire clamping groove.

Preferably, the battery and the indicator light are arranged on the pressing block, and a cavity communicating with the through hole on the pressing block is arranged in the pressing block, and the battery is placed in the cavity. Further, an indicator light hole is provided on the pressing block, the indicator light is placed in the indicator light hole, and a transparent plate is arranged at the upper end of the indicator light hole.

As another embodiment of the battery and the indicator light, preferably, the battery is arranged in the "L"-shaped pressing rod, and the indicator light is arranged on the upper surface of the pressing plate.

In order to separate the fixed frame from the briquetting block, the briquetting block can be pressed and clamped after the fixing frame is fixed. A briquetting slide groove is respectively arranged on the inner side of the upper end of the left column and the right column. The side is provided with the projection that cooperates with the pressure block slide groove on the left column and the right column, and the pressure block can slide up and down in the fixed frame.

For the convenience of use, the wire clamps and detection devices are arranged in groups. A group of wire clamps includes a cross bar, a plurality of connecting rods and a plurality of wire clamps; a group of detection devices includes a pressing plate, a battery, multiple One "L" shaped plunger, multiple blades, multiple probes and multiple indicator lights.

Further, in order to keep the wire clamps in an open state and to facilitate the addition of core wires, a protrusion is provided at the end of each of the cross bars, and a clamping plate is provided on the pressing block, and the rear end of the clamping plate is The pin shaft is hinged with the pressure block, and the front end of the clamping plate is provided with a groove matching with the protrusion.

The beneficial effects of the present invention are:

1. It uses the fixed frame to clamp the audio module, and then uses the clamp to clamp multiple core wires into the clamping port of the audio module at the same time. Efficiency, and the detection device can also detect whether the core wire is connected, which ensures the quality of the wire bonding.

2. Set wire clamps on both sides of the pressing block to ensure that the core wire is pressed into the clamping hole; the circular arc of the clamping groove on the clamp foot II is a superior arc, so that a group of clamps can be When the wire is opened and unwound, the core wire already placed in the wire clamping groove will not fall off, which is convenient for operation.

3. When opening the wire clamp to release the wire, the clamping plate can ensure that the wire clamp is in the open state, which is convenient for clamping the wire, and does not need to be pulled by the cross bar all the time, which is easy to operate.

4. The blade of the detection device can not only cut off the excess core wire, but also be the contact point for the indicator light circuit to be connected. The ingenious design makes the blade have the dual functions of thread cutting and detection.

5. Its wire clamp and detection device are grouped to operate the wiring of the audio module in batches. It is more convenient to operate when clamping the wire to the clamp. When testing the wire, the pressing plate is divided into multiple groups. Group by group pressing operation is relatively labor-saving.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are For some preferred embodiments of the present invention, those skilled in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is the overall structure front view of the present invention;

Fig. 2 is the enlarged side view of the present invention;

Fig. 3 is the top view of the present invention;

Fig. 4 is a structural schematic diagram of the thread gripper of the present invention;

Fig. 5 is a schematic structural view of the fixed frame of the present invention;

Fig. 6 is a schematic structural view of the fixed frame of the present invention;

Fig. 7 is a structural schematic diagram of a briquetting block and a detection device of the present invention;

Fig. 8 is a schematic left view of the structure of the briquetting block and the detection device of the present invention;

Fig. 9 is a circuit schematic diagram of the detection device of the present invention;

FIG. 10 is a schematic structural diagram of an audio module.

In the figure, 1 audio module, 11 jumper line end face clamping port, 11' inner line end face clamping port, 12 column, 2 fixed frame, 21 column, 211 clamping slot, 212 bar-shaped opening, 213 pressing block chute , 22 connecting plate, 3 clamp, 31 clamp, 311 clamp foot Ⅰ, 3111 clamp groove, 312 clamp foot Ⅱ, 3121 clamp groove, 313 pin shaft, 32 connecting rod, 33 cross bar, 331 protrusion , 4 pressing blocks, 41 cross arm, 42 fixed rod, 43 cavity, 44 bump, 51 blade, 52 probe, 53 indicator light, 54 "L" type pressing rod, 55 pressing plate, 6 clamping plate, 61 concave Slot, 7-core wire.

detailed description

Specific embodiments of the present invention are described in detail below in conjunction with accompanying drawings:

Fig. 10 is a structural diagram of an existing audio module 1. The audio module 1 includes an end face of an internal line and a jumper end face. Columns 12 are arranged on both sides of the audio module 1, and a clamping line is provided on the end face of the internal line. The wire clamping port 11 is provided on the end surface of the jumper, and the wire clamping port 11 and the wire clamping port 11' are provided with metal shrapnel.

As shown in Fig. 1 to Fig. 9, the present invention includes a fixed frame 2, a thread clamp 3, a pressing block 4 and a detection device. The fixed frame 2 is used to fix on the audio module 1, the pressing block 4 is arranged on the upper end of the fixing frame 2, and the two sides of the pressing block 4 are respectively fixed with the clamps 3, and the clamping devices 3 on both sides of the pressing block 4 are symmetrical It is set that two thread grippers 3 opposite to each other on both sides of the pressing block 4 form a group, the thread gripper grooves on the two thread grippers 3 are coaxial, and the two thread grippers 3 clamp a core wire. The number of clamps 3 is the same as that of the clamping openings 11 of the audio module 1, and they correspond to each other. The detection device is arranged on the pressing block 4 .

As shown in FIG. 5 and FIG. 6 , the fixed frame 2 includes a column 21 and a connecting plate 22 , and the column 21 includes a left column and a right column. The connecting plate 22 connects the left upright and the right upright. The uprights 21 and connecting plates 22 of the fixed frame 2 enclose a square frame, and the pressing block 4 is arranged in the square frame. The lower ends of the left column and the right column are respectively provided with snap-in slots 211 that cooperate with the columns 12 on the left and right sides of the audio wiring module 1. Since the shapes of the columns 12 on the left and right sides of different audio modules 1 are different, Figure 5 and Figure 6 only show a schematic diagram of the snap-in slot 211. For the specific structure of the snap-in slot 211, it needs to be designed according to the column 12 of different audio modules 1, as long as the snap-in slot 211 can be snapped into the audio module. The column 12 of 1 and the close fit ensure that the column 12 of the fixed frame 2 and the audio module 1 will not slide relative to each other when they bear a small pulling force. The column 12 is connected and fixed by buckles. As shown in Figure 8, since there are two uprights 12 on one side of the audio module 1, and they are connected together, in order to ensure that the fixed frame 2 can be snapped in, it is necessary to open the left and right sides of the fixed frame 2. A bar-shaped opening 212 communicating with the cable slot.

As shown in FIG. 4 , the thread gripper 3 includes a thread gripper 31 , a connecting rod 32 and a cross bar 33 . For ease of use, the thread grippers 3 are designed in groups, and shown in FIG. 4 is a group of thread grippers. The wire clamp 31 includes a pincer foot I 311 and a pincer pin II 312, and a wire clamp groove is relatively provided on the pincer foot I 311 and pincer foot II 312, as shown in FIG. 4 , in order to ensure the reliability of the wire clamp, And it is convenient to put in the wire core after opening the clamp, the clamping groove on the clamp foot I311 and the clamp foot II312 forms a circle, and the arc of the clamping groove 3121 on the clamp foot II312 is optimal arc, the arc of the clamping groove 3111 on the pliers foot I311 is a inferior arc. In order to prevent the core wire 7 from sliding in the wire clamping groove when pressing down, anti-slip pads are provided inside the wire clamping groove 3121 and the wire clamping groove 3111, and the anti-slip pads adopt rubber anti-slip pads.

The upper ends of the pliers feet I 311 and pliers feet II 312 are hinged by a pin shaft 313, and a torsion spring is arranged at the hinge, so that the clamp 31 can be automatically closed by the force of the torsion spring after being opened, and the torsion The active force of the spring makes the wire clamp 31 clamp the core wire tightly, and the connection mode of the pincer I 311 and the pincer II is the same as the existing clip principle, and the torsion spring is sleeved on the bearing pin. The lower end of each of the connecting rods 32 is fixedly connected to the corresponding pincer foot I 311 , and the upper ends of all the connecting rods 32 (8 in total in FIG. 4 ) are hinged to the cross bar 33 . A cross arm 41 is respectively arranged on the front and rear sides of the briquetting block 4, the cross arm 41 is connected with the briquetting block 4 through a fixed rod 42, and the front and rear sides of the briquetting block 4 are provided with For the clamp 3 , the lower end of each clamp foot II 312 is fixed on the cross arm 41 . In order to make the wire clamp 31 press down smoothly when the pressure block 4 or the fixed frame 2 is pressed down, to ensure that the core wire is snapped into the clamping hole 11, another point connected to the pressure block 4 is added on the wire clamp 31 so that Simultaneously press down on the wire clamp from two positions, and the added connection point is to lengthen the pin shaft 313 (as shown in Figure 7 ) of the wire clamp 31 so that the pin shaft 313 is fixed to the pressing block 4 connect.

In order to keep the wire clamp 31 in an open state when the wire clamp 31 is unwound, and to facilitate the addition of core wires, a protrusion 331 is provided at the end of each of the cross bars 33, and the protrusion 331 is a cylinder. The pressing block 4 is provided with a clamping plate 6, the rear end of the clamping plate 6 is hinged with the pressing block 4 through a pin shaft, and the front end of the clamping plate 6 is provided with a groove matching the protrusion 331 61. When the wire clamp 31 is opened, the groove 61 of the clamping plate 6 is clamped on the protrusion 331 of the cross bar 33, and the cross bar 33 will not retreat.

As shown in Fig. 2, Fig. 7, Fig. 8 and Fig. 9, the detection device includes a blade 51, a probe 52, a battery, an indicator light 53, an "L" type pressing rod 54 and a pressing plate 55, and in the pressing block 4 is provided with a number of through-holes arranged horizontally in the middle, the "L" type pressure rod 54 includes a straight rod and a cross bar at the lower end of the straight rod, and the upper end of the straight rod of the "L" type pressure rod 54 passes through the through hole. The hole is fixedly connected with the pressing plate 55, and the "L" shaped pressing rod 54 can slide up and down in the through hole. The blade 51 is fixed on the front end of the bottom crossbar of the "L" type pressure bar 54, and the blade 51 is located inside the wire clamp 31 (as shown in Figure 2), and the probe 52 is fixed on the Describe the bottom cross bar rear end of " L " type pressure bar 54 .

For the convenience of pressing, one group of detection devices includes a pressing plate 55, a battery, a plurality of "L" shaped pressing rods 54, a plurality of blades 51, a plurality of probes 52 and a plurality of indicator lights 53, as shown in Figure 9 A circuit of a set of detection devices (D1, D2, D3, and Dn in the figure are indicator lights), when the blade cuts the core wire, the probe is inserted into the wire clamping hole and contacts the metal shrapnel in the wire clamping hole, and a small circuit is turned on. The indicator light on the small circuit lights up. It should be noted that the installation position of the indicator light and the battery can be installed on the pressing block 4, as shown in Figure 2, a cavity 43 communicating with the through hole on the pressing block is provided on the pressing block 4 Conductive wire and battery, offer indicator light hole on pressing block 4, the upper end of described indicator light hole is provided with the transparent plate with dust-proof function. As another way of arranging the battery and the indicator light, the battery can also be arranged in the "L" shaped pressure bar, and the indicator light is arranged on the upper surface of the pressing plate. Of course, the battery can also be arranged in the pressing plate 55 . As shown in FIG. 7 , an indicator light 53 is mounted on a pressing plate 55 .

In order to separate the fixed frame 2 from the briquetting block 4, the fixed frame 2 is first fixed and then clamped during operation. A briquetting chute 213 is respectively arranged on the inner side of the upper end of the left column of the column 21 and the upper end of the right column. The left and right sides of 4 are provided with protrusions 44 that match the pressing block slide grooves 213 on the left and right columns, and the pressing block 4 can slide up and down in the fixed frame 2 . As shown in the accompanying drawings, this connection method is adopted. Certainly, as another embodiment of the present invention, the fixing frame 2 and the pressing block 4 can be completely designed as one body, and when in use, the core wire is clamped into the wire clamping opening while installing the fixing frame.

When in use, pull the crossbar 33 backwards with your hands, the clamp pliers 31 will open, then clamp the crossbar 33 with the clamp plate 6, insert the core wire 7 into the clamping groove 3121 on the pincer foot II 312, and then release it The clamping plate 6 and the clamp 31 are closed under the active force of the torsion spring, and the cross bar 33 resets. After placing the core wire 7, align the snap-in slots 212 on both sides of the fixed frame 2 with the end face of the inner line of the audio module 1 or the end face of the jumper wire (this device can only be used for one of the end face of the inner line and the end face of the jumper wire at a time) Then press down the fixed frame to the bottom, and then press down the pressing block 4 with your fingers or a special tool (referring to the special pliers, which has applied for the invention patent on the same day), and drive the thread clamp 3 to press down, which is located at the clamping line The core wire 7 on the pliers 31 is snapped into the clamping port 11 under the push of the clamp 3 (if the pressing block 4 and the fixing frame 2 are designed as one, the core wire will be clamped into the clamping port 11 when the fixing frame is pressed down. ). Press the pressing plate 55 with your fingers again, and when you hear a click, it means that the blade 51 cuts off the redundant core wire ends. At this time, the blade 51 is in contact with the core wire, and the probe is in contact with the metal shrapnel to form a loop, and the indicator light is on, indicating that the core wire is connected successfully.

The above described the preferred embodiments and embodiments of the present invention in detail in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments and embodiments, for those of ordinary skill in the art, without departing from the present invention Under the premise of the concept, several improvements and modifications can also be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (10)

1. A multifunctional audio frequency crimping device is characterized in that it includes a fixed frame, a clamp, a pressing block and a detection device, The fixed frame includes a left column, a right column and a connecting plate connecting the left column and the right column, and the lower ends of the left column and the right column are respectively provided with snap-in grooves that cooperate with the columns on the left and right sides of the audio wiring module ; The briquetting block is sleeved in the fixed frame, and the detection device is arranged on the briquetting block; The wire clamp includes a wire clamp, a connecting rod and a cross bar. The wire clamp includes a pincer foot I and a pincer foot II, and a wire clamping groove is relatively arranged on the pincer foot I and pincer foot II. The upper ends of pliers feet I and pliers feet II are hinged by pin shafts, and torsion springs are arranged at the hinges; the lower ends of each connecting rod are fixedly connected with the corresponding pliers feet I, and the upper ends of all the connecting rods are connected to The cross bar is hinged; a cross arm is respectively arranged on the front and rear sides of the pressure block, and the cross arm is connected with the pressure block through a fixed rod, and the front and rear sides of the pressure block are provided with the The lower end of each clamp foot II is fixed on the cross arm; the detection device includes a blade, a probe, a battery, an indicator light, an "L"-shaped pressing rod and a pressing plate. A number of through holes are arranged horizontally in the middle of the pressure block, and the upper end of the straight rod of the "L" type pressure rod passes through the through hole and is fixedly connected with the pressure plate. Slide up and down in the through hole; the blade is fixed on the front end of the bottom cross bar of the "L" type pressure bar, and the blade is located inside the wire clamp, and the probe is fixed on the "L" type pressure bar The rear end of the bottom cross bar; the blade, the probe, the battery and the indicator lamp form a circuit loop, and the circuit loop is turned on after connecting the blade and the probe. 2 . The multifunctional audio crimping device according to claim 1 , wherein the pin shaft of the clamp is fixedly connected to the pressing block. 3 . 3. The multi-functional audio crimping device according to claim 1, characterized in that, the clamping grooves on the pincer feet I and II form a circle, and the clamping grooves on the pincer feet II The circular arc of the slot is a superior arc, and the circular arc of the clamping groove on the pincer foot I is a inferior arc. 4 . The multifunctional audio crimping device according to claim 3 , wherein an anti-skid pad is provided inside the wire clamping groove. 5. The multi-functional audio crimping device according to claim 1, characterized in that, the battery and the indicator light are arranged on the pressing block, and a communication link with the pressing block is arranged in the pressing block. A cavity communicated with the holes, and the battery is placed in the cavity. 6. The multifunctional audio crimping device according to claim 5, wherein an indicator light hole is arranged on the pressing block, the indicator light is placed in the indicator light hole, and the indicator light hole The upper end is provided with a transparent plate. 7 . The multi-functional audio crimping device according to claim 1 , wherein the battery is set in the "L" shaped pressing rod, and the indicator light is set on the upper surface of the pressing plate. 8. The multi-functional audio crimping device according to claim 1, characterized in that, there are pressing block slide grooves respectively arranged on the inner sides of the upper ends of the left column and the right column, and the left and right sides of the pressing block are provided with The protrusions matched with the pressure block slide grooves on the left and right columns, the pressure blocks can slide up and down in the fixed frame. 9. The multifunctional audio crimping device according to claim 1, characterized in that, the wire clamps and detection devices are arranged in groups, and a group of wire clamps includes a cross bar, multiple connecting rods and multiple clips Wire clamps; a set of detection devices including a pressing plate, a battery, multiple "L"-shaped pressing bars, multiple blades, multiple probes and multiple indicator lights. 10. The multifunctional audio crimping device according to claim 1 or 9, characterized in that, a protrusion is provided at the end of each of the cross bars, and a clip is provided on the pressing block, and the clip The rear end of the plate is hinged to the pressing block through a pin shaft, and the front end of the clamping plate is provided with a groove matching with the protrusion.