Loudspeaker dust removal equipment

Abstract

The utility model discloses horn dust removal equipment which comprises a machine table, a support and a horn jig are arranged on the machine table, a lifting motion mechanism is arranged on the support, a dust removal support is arranged at the lifting motion end of the lifting motion mechanism, and an upper cavity and a lower cavity which are communicated with each other are arranged in the dust removal support. A negative pressure cavity communicated with the upper cavity is formed in the side portion of the dust removal support and communicated with a vacuum pipe, a positive pressure pipeline is arranged in the dust removal support in a penetrating mode, the positive pressure pipeline and the dust removal support are in running fit, a positive pressure connector is arranged at the upper end of the positive pressure pipeline, and the positive pressure connector stretches out towards the position above the dust removal support. A dust blowing core is arranged at the lower end of the positive pressure pipeline, a dust blowing hole extending to the edge of the dust blowing core is formed in the dust blowing core, and a rotation driving mechanism used for driving the positive pressure pipeline to rotate is arranged on the dust removal support. According to the dust removal device, attached dust and particle dust on a horn workpiece can be removed based on annular airflow, the dust can be sucked away, and the dust removal efficiency is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to a loudspeaker workpiece processing device, especially a loudspeaker dust removal equipment. BACKGROUND

[0002] The loudspeaker product is generally circular, has an annular gap thereon, and is easy to hide dust. The existing loudspeaker dust removal methods include using a semi-automatic dust removal equipment, manually using a dust remover to suck dust, etc. For the common semi-automatic dust removal equipment, a single blowing method is mostly adopted, and the dust removal efficiency is low. Similarly, the manual dust removal method also has the problem of incomplete dust removal. The two dust removal methods are difficult to effectively remove the tightly adsorbed fine particles, which easily leads to an increase in product defect rate. SUMMARY

[0003] The utility model provides a dust removal efficiency is high, can effectively remove the dust and fine particle dust's loudspeaker dust removal equipment for the shortage of prior art.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme.

[0005] A loudspeaker dust removal equipment comprises a machine table, a support and a loudspeaker jig are arranged on the machine table, a lifting movement mechanism is arranged on the support, a dust removal support is arranged on the lifting movement end of the lifting movement mechanism, an upper chamber and a lower chamber are arranged in the dust removal support and are in communication with each other, a lower opening is arranged at the lower end of the lower chamber and is aligned with the loudspeaker jig, a negative pressure chamber is arranged on the side of the dust removal support and is in communication with the upper chamber, a vacuum pipe is connected to the negative pressure chamber, a positive pressure pipeline is arranged in the dust removal support and is rotationally connected to the dust removal support, a positive pressure connector is arranged at the upper end of the positive pressure pipeline and extends upward from the dust removal support, a dust blowing core is arranged at the lower end of the positive pressure pipeline, a dust blowing hole is arranged in the dust blowing core and extends to the edge of the dust blowing core, and a rotary driving mechanism is arranged on the dust removal support and is used for driving the positive pressure pipeline to rotate. When the lifting movement mechanism drives the dust removal support to descend to a preset position, a closed cavity is formed between the lower opening and the loudspeaker jig loaded with a loudspeaker workpiece. A preset vacuum equipment connected to the vacuum pipe and a preset positive pressure equipment connected to the positive pressure connector are started. The rotary driving mechanism drives the positive pressure pipeline to rotate so that the airflow blown out of the dust blowing hole is annularly swept through the gap in the loudspeaker workpiece.

[0006] Preferably, an opening rubber pad is arranged at the lower end of the lower opening. When the lifting movement mechanism drives the dust removal support to descend to the preset position, the opening rubber pad abuts against the loudspeaker jig and is sealingly connected to the loudspeaker jig.

[0007] Preferably, the lower end of the positive pressure pipeline is connected with the dust blowing core through a quick-change joint.

[0008] Preferably, the rotating driving mechanism comprises a rotating driving motor fixedly connected with the dust removing support and a gear assembly drivingly connected between the positive pressure pipeline and a driving shaft of the rotating driving motor.

[0009] Preferably, a material sensor is arranged on the machine table and aligned with the horn jig, the material sensor being used for sensing the horn workpiece on the horn jig and emitting an electric signal.

[0010] Preferably, a crank lifting movement mechanism is arranged on the support, and the lifting movement mechanism is arranged at a movement end of the crank lifting movement mechanism.

[0011] Preferably, the crank lifting movement mechanism comprises a vertical plate, a vertical screw rod transmission mechanism is arranged on the vertical plate, an upper end of the screw rod transmission mechanism is provided with a crank used for driving the screw rod to rotate, the lifting movement mechanism is arranged at a movement end of the screw rod transmission mechanism, and a locking handle used for locking the screw rod is further arranged on the vertical plate.

[0012] Preferably, the lifting movement mechanism comprises a lifting driving cylinder used for driving the dust removing support to move up and down.

[0013] Preferably, a lateral support is arranged at a lifting movement end of the lifting driving cylinder, a vertical lateral slide rail is arranged on the lateral support, a lateral slide base is slidingly connected on the lateral slide rail, the dust removing support is fixedly connected with the lateral slide base, and a spring is connected between the lateral slide base and a top of the lateral support.

[0014] Preferably, a machine rack is arranged, the machine table is fixed on the machine rack, an upper box body and a lower box body are fixed on the machine rack, the machine table is arranged in the upper box body, and the vacuum equipment and the positive pressure equipment are arranged in the lower box body.

[0015] The utility model discloses a loudspeaker dust removal equipment, the loudspeaker fixture inside is used to load the loudspeaker workpiece of dust removal, when executing dust removal action, utilize the lifting movement mechanism drive the dust removal support to drop certain height position, make the lower opening of lower chamber lower extreme with the loudspeaker fixture of loading loudspeaker workpiece butt joint, simultaneously make the closed cavity between both, the preset vacuum equipment of vacuum pipe intercommunication starts, simultaneously start the preset positive pressure equipment of positive pressure connector intercommunication starts, in the dust blowing process, utilize the rotary drive mechanism drive the positive pressure pipeline rotates, the airflow that blows out in this process by the dust blowing hole sweeps the gap in the loudspeaker workpiece in annular, thereby takes out the dust in the gap, cooperates vacuum negative pressure, realizes airflow internal circulation, compared with prior art, the utility model not only can remove the dust and particle dust on loudspeaker workpiece based on annular airflow, can also suck away the dust, and the dust removal efficiency is higher. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the perspective view of the utility model loudspeaker dust removal equipment;

[0017] Figure 2 It is the utility model loudspeaker dust removal equipment local structure Figure 1 ;

[0018] Figure 3 It is the utility model loudspeaker dust removal equipment local structure Figure 2 ;

[0019] Figure 4 It is the front view of dust removal mechanism;

[0020] Figure 5 It is Figure 4 The section view along B-B line in it;

[0021] Figure 6 It is the perspective view of rocking handle lifting movement mechanism. DETAILED DESCRIPTION

[0022] The utility model will be described in more detail in combination with the drawings and examples.

[0023] The utility model discloses a loudspeaker dust removal equipment, combines Figures 1 to 6As shown, it includes an organic platform 1, which is provided with a support 2 and a horn jig 3, the support 2 is provided with a lifting movement mechanism 4, the lifting movement end of the lifting movement mechanism 4 is provided with a dust removal support 5, the dust removal support 5 is provided with an upper chamber 50 and a lower chamber 51 which are communicated with each other, the lower end of the lower chamber 51 is provided with a lower opening 54 which is aligned with the horn jig 3, the side of the dust removal support 5 is provided with a negative pressure chamber 52 which is communicated with the upper chamber 50, the negative pressure chamber 52 is communicated with a vacuum pipe 53, the dust removal support 5 is provided with a positive pressure pipeline 6 which is rotatably connected with the dust removal support 5, the upper end of the positive pressure pipeline 6 is provided with a positive pressure connector 60 which extends to the upper side of the dust removal support 5, the lower end of the positive pressure pipeline 6 is provided with a dust blowing core 61, the dust blowing core 61 is provided with a dust blowing hole 62 which extends to the edge of the dust blowing core 61, the dust removal support 5 is provided with a rotary driving mechanism 7 which is used for driving the positive pressure pipeline 6 to rotate, when the lifting movement mechanism 4 drives the dust removal support 5 to descend to a preset position, the lower opening 54 and the horn jig 3 which is loaded with a horn workpiece 100 form a closed cavity, a preset vacuum equipment which is communicated with the vacuum pipe 53 and a preset positive pressure equipment which is communicated with the positive pressure connector 60 are started, the rotary driving mechanism 7 drives the positive pressure pipeline 6 to rotate so that the airflow which is blown out of the dust blowing hole 62 sweeps the gap in the horn workpiece 100 in a ring shape.

[0024] In the above structure, the horn jig 3 is used for loading the horn workpiece 100 which needs to be removed dust, when the dust removal action is performed, the lifting movement mechanism 4 drives the dust removal support 5 to descend to a certain height position, the lower opening 54 at the lower end of the lower chamber 51 is butted against the horn jig 3 which is loaded with the horn workpiece 100, and a closed cavity is formed between the lower opening 54 and the horn jig 3, a preset vacuum equipment which is communicated with the vacuum pipe 53 is started, and a preset positive pressure equipment which is communicated with the positive pressure connector 60 is started, in the dust blowing process, the rotary driving mechanism 7 drives the positive pressure pipeline 6 to rotate, in this process, the airflow which is blown out of the dust blowing hole 62 sweeps the gap in the horn workpiece 100 in a ring shape, so that the dust in the gap is taken out, and the airflow is circulated in the gap, compared with the prior art, the dust on the horn workpiece can be removed based on the ring-shaped airflow, and the dust can be sucked away, so that the dust removal efficiency is higher.

[0025] In order to avoid the rigid contact between the lower opening 54 and the horn jig 3, so as to prevent the collision and other situations, in the embodiment, please refer to Figure 4 and Figure 5 , the lower end of the lower opening 54 is provided with an opening rubber pad 55, when the lifting movement mechanism 4 drives the dust removal support 5 to descend to a preset position, the opening rubber pad 55 abuts against the horn jig 3 and the two are sealingly connected.

[0026] In order to facilitate the cleaning and replacement of the blowing core 61, in the embodiment, the lower end of the positive pressure pipeline 6 is connected with the blowing core 61 through a quick-change joint 64.

[0027] As a preferred mode, the rotating driving mechanism 7 comprises a rotating driving motor 70 fixedly connected with the dust removal support 5 and a gear assembly 71 drivingly connected between the positive pressure pipeline 6 and the driving shaft of the rotating driving motor 70. In actual application, the rotating driving motor 70 can be a stepping motor or other power mechanism.

[0028] Please refer to Figure 3 In the embodiment, the machine table 1 is provided with a material sensor 8 aligned with the horn jig 3, which is used for sensing the horn workpiece 100 on the horn jig 3 and emitting an electric signal. The material sensor 8 can be a laser sensor or other device, which transmits the electric signal emitted after sensing the horn workpiece 100 to a pre-set controller, and the controller controls the lifting movement mechanism 4 and other mechanisms to perform corresponding tasks accordingly.

[0029] In the embodiment, the bracket 2 is provided with a crank lifting movement mechanism 9, and the lifting movement mechanism 4 is arranged at the movement end of the crank lifting movement mechanism 9.

[0030] Further, the crank lifting movement mechanism 9 comprises a vertical plate 90, a vertical screw transmission mechanism 91 is arranged on the vertical plate 90, the upper end of the vertical screw transmission mechanism 91 is provided with a crank 92 for driving the screw to rotate, the lifting movement mechanism 4 is arranged at the movement end of the vertical screw transmission mechanism 91, and a locking handle 93 for locking the screw is further arranged on the vertical plate 90.

[0031] In the above structure, the crank lifting movement mechanism 9 is used for adjusting the lifting movement mechanism 4 to a specified vertical position, which enables the dust removal mechanism to cooperate with horn jigs 3 of various heights and sizes, and after the lifting movement mechanism 4 is adjusted to a proper position, the locking handle 93 is used to fix the position of the lifting movement mechanism 4.

[0032] In the embodiment, a lifting driving cylinder is preferably used to perform lifting driving, specifically, the lifting movement mechanism 4 comprises a lifting driving cylinder 40 for driving the dust removal support 5 to move up and down.

[0033] Please refer to Figure 4In the embodiment, the lifting movement end of the lifting driving cylinder 40 is provided with a lateral support 41, the lateral support 41 is provided with a vertically arranged lateral slide rail 42, the lateral slide rail 42 is slidably connected with a lateral slide seat 43, the dust removal support 5 is fixedly connected to the lateral slide seat 43, and the spring 44 is connected between the lateral slide seat 43 and the top of the lateral support 41. In the above structure, the spring 44 mainly plays an elastic buffering role, and avoids hard contact of the dust removal support 5 with the horn jig 3.

[0034] Please see Figure 1 The embodiment includes a rack 10, the machine table 1 is fixed to the rack 10, the rack 10 is fixed with an upper box body 11 and a lower box body 12, the machine table 1 is located in the upper box body 11, and the vacuum equipment and the positive pressure equipment are arranged in the lower box body 12.

[0035] The loudspeaker dust removal equipment disclosed by the utility model, in the preferred embodiment, can execute the dust removal task by using the following principle: after the product to be removed is placed in the product jig by manual operation, the product equipment is started automatically by the material sensor after the start button is pressed by manual operation, the dust removal head assembly is pressed and contacted with the product jig by the cylinder drive, a closed space is formed between the product jig and the lower chamber block, then the vacuum valve is opened to vacuum, the vacuum enters the lower chamber block in sequence through the vacuum connector, the positive pressure connector is opened to positive pressure, the compressed air passes through the hollow connecting shaft to the dust blowing core, blows the magnetic return gap, the stepping motor drives the hollow connecting shaft to rotate the dust blowing head, the airflow circulation is formed to remove the particles in the magnetic return, the vacuum sensor detects the vacuum value in the cavity during the dust removal process. When the set parameter is reached, the vacuum valve and the positive pressure valve are closed, and the cylinder is retracted. One product dust removal is completed, and the function of the crank handle lifting movement mechanism is to adjust the Z-direction height of the cylinder to match the product height when the product model is replaced. Based on the above principle, for the particles on the loudspeaker workpiece which are difficult to remove and adhere tightly, the embodiment uses the circulating airflow to remove dust, and this dust removal method has good effect on difficult-to-remove and small-particle dust. Meanwhile, the embodiment also uses the gear transmission to drive the dust blowing core to rotate, compared with the ordinary belt transmission mode, the gear transmission is not easy to be damaged, has longer service life, and better meets the application requirement.

[0036] The above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, and the modification, equivalent replacement or improvement made within the technical range of the utility model should be included in the range protected by the utility model.

Claims

1. A horn dust removal apparatus, characterized by comprising: The utility model provides a kind of loudspeaker production line, including organic platform, the platform is equipped with support and loudspeaker fixture, the support is equipped with lifting mechanism, the lifting mechanism is equipped with dust removal support in lifting movement end, the dust removal support is equipped with upper chamber and lower chamber in intercommunication, the lower chamber is equipped with with the lower opening of loudspeaker fixture alignment arrangement in lower end, the side of dust removal support is equipped with negative pressure chamber with upper chamber intercommunication, the negative pressure chamber is connected with vacuum tube, dust removal support is equipped with positive pressure pipeline and both rotate and cooperate in inside, the upper end of positive pressure pipeline is equipped with positive pressure connector, positive pressure connector extends to the upper of dust removal support, the lower end of positive pressure pipeline is equipped with dust blowing core, dust blowing core is equipped with dust blowing hole extending to the dust blowing core edge position in inside, dust removal support is equipped with rotary drive mechanism for rotating positive pressure pipeline, when lifting mechanism drives dust removal support to drop to preset position, lower opening and loudspeaker fixture between being loaded with loudspeaker workpiece form airtight cavity, preset vacuum equipment connected with vacuum tube and preset positive pressure equipment connected with positive pressure connector are started, rotary drive mechanism drives positive pressure pipeline to rotate to make the airflow of dust blowing hole ring-like sweep through the gap in loudspeaker workpiece.

2. The horn dusting apparatus of claim 1, wherein The lower end of the lower opening is provided with an opening rubber pad, when the lifting mechanism drives the dust removal support to drop to the preset position, the opening rubber pad abuts against the loudspeaker fixture and the two are sealedly connected.

3. The horn dusting apparatus of claim 1, wherein The lower end of the positive pressure pipeline and the dust blowing core are connected by a quick-change connector.

4. The horn dusting apparatus of claim 1, wherein The rotary drive mechanism includes a rotary drive motor fixedly connected to the dust removal support and a gear assembly drivingly connected between the positive pressure pipeline and a drive shaft of the rotary drive motor.

5. The horn dusting apparatus of claim 1, wherein The platform is provided with a material sensor aligned with the loudspeaker fixture, and the material sensor is used to sense the loudspeaker workpiece on the loudspeaker fixture and emit an electrical signal.

6. The horn dusting apparatus of claim 1, wherein The support is provided with a crank lifting mechanism, and the lifting mechanism is arranged at the movement end of the crank lifting mechanism.

7. The horn dusting apparatus of claim 6, wherein The crank lifting mechanism includes a vertical plate, a vertical screw transmission mechanism is arranged on the vertical plate, a crank is arranged at the upper end of the screw transmission mechanism for driving the screw to rotate, the lifting mechanism is arranged at the movement end of the screw transmission mechanism, and a locking handle is further arranged on the vertical plate for locking the screw.

8. The horn dusting apparatus of claim 6, wherein The lifting mechanism includes a lifting drive cylinder for driving the dust removal support to move up and down.

9. The horn dusting apparatus of claim 8, wherein A lateral support is arranged at the lifting movement end of the lifting drive cylinder, a vertical lateral slide rail is arranged on the lateral support, a lateral slide seat is slidingly connected to the lateral slide rail, the dust removal support is fixedly connected to the lateral slide seat, and a spring is connected between the lateral slide seat and the top of the lateral support.

10. The horn dusting apparatus of claim 1, wherein The utility model provides a kind of loudspeaker production line, including organic platform, the platform is equipped with support and loudspeaker fixture, the support is equipped with lifting mechanism, the lifting mechanism is equipped with dust removal support in lifting movement end, the dust removal support is equipped with upper chamber and lower chamber in intercommunication, the lower chamber is equipped with with the lower opening of loudspeaker fixture alignment arrangement in lower end, the side of dust removal support is equipped with negative pressure chamber with upper chamber intercommunication, the negative pressure chamber is equipped with vacuum tube, dust removal support is equipped with positive pressure pipeline and both rotate and cooperate in inside, the upper end of positive pressure pipeline is equipped with positive pressure connector, positive pressure connector extends to the upper of dust removal support, the lower end of positive pressure pipeline is equipped with dust blowing core, dust blowing core is equipped with dust blowing hole extending to the dust blowing core edge position in inside, dust removal support is equipped with rotary drive mechanism for rotating positive pressure pipeline, when lifting mechanism drives dust removal support to drop to preset position, lower opening and loudspeaker fixture between being loaded with loudspeaker workpiece form airtight cavity, preset vacuum equipment connected with vacuum tube and preset positive pressure equipment connected with positive pressure connector are started, rotary drive mechanism drives positive pressure pipeline to rotate to make the airflow of dust blowing hole ring-like sweep through the gap in loudspeaker workpiece.

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